/* roulang page: index */
:root {
            --c-primary: #f25c28;
            --c-primary-dark: #d84716;
            --c-primary-light: #fff0ea;
            --c-teal: #14b8a7;
            --c-gold: #f6c453;
            --c-bg: #f7f8fb;
            --c-card: #ffffff;
            --c-dark: #0e1526;
            --c-dark-2: #1b2540;
            --c-text: #1b2130;
            --c-text-light: #767f8e;
            --c-border: #e5e9f2;
            --c-input-line: #d5dbe8;
            --radius-xl: 20px;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-card: 0 1px 2px rgba(14, 18, 38, .04), 0 8px 24px -10px rgba(14, 18, 38, .08);
            --shadow-hover: 0 16px 32px -12px rgba(14, 18, 38, .16);
            --font-main: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Source Han Sans SC", sans-serif;
            --radius-btn: 14px;
            --container: 1240px;
            --section-space: 96px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-main);
            background: var(--c-bg);
            color: var(--c-text);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

        img {
            display: block;
            max-width: 100%;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s ease, background-color .2s ease, border-color .2s ease, box-shadow .2s ease, transform .2s ease;
        }

        button,
        input,
        select,
        textarea {
            font: inherit;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        ul,
        ol {
            list-style: none;
        }

        .container {
            width: 100%;
            max-width: var(--container);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        .section {
            padding-top: var(--section-space);
            padding-bottom: var(--section-space);
        }

        .section-muted {
            background: var(--c-bg);
        }

        .section-white {
            background: #fff;
        }

        .section-head {
            max-width: 720px;
            margin-bottom: 40px;
        }

        .section-head.center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        .section-head .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--c-primary-light);
            color: var(--c-primary-dark);
            font-size: 13px;
            font-weight: 700;
            padding: 6px 14px;
            border-radius: 999px;
            letter-spacing: .04em;
            margin-bottom: 14px;
        }

        .section-head h2 {
            font-size: clamp(28px, 4vw, 38px);
            line-height: 1.3;
            font-weight: 800;
            color: var(--c-text);
            letter-spacing: -.01em;
        }

        .section-head p {
            font-size: 16px;
            color: var(--c-text-light);
            margin-top: 14px;
            line-height: 1.8;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            min-height: 40px;
            padding: 0 22px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            background: var(--c-primary);
            border: 1px solid transparent;
            transition: all .2s ease;
            box-shadow: 0 8px 18px -8px rgba(242, 92, 40, .45);
        }

        .btn:hover {
            background: var(--c-primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 12px 22px -8px rgba(216, 71, 22, .45);
            color: #fff;
        }

        .btn:active {
            transform: scale(.98);
        }

        .btn:focus-visible,
        .search:focus-within,
        a:focus-visible {
            outline: 2px solid var(--c-primary);
            outline-offset: 3px;
        }

        .btn-secondary {
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, .45);
            box-shadow: none;
        }

        .btn-secondary:hover {
            background: rgba(255, 255, 255, .1);
            border-color: #fff;
            color: #fff;
            box-shadow: none;
        }

        .btn-light {
            background: #fff;
            color: var(--c-primary-dark);
            box-shadow: 0 8px 18px -8px rgba(0, 0, 0, .15);
        }

        .btn-light:hover {
            background: var(--c-primary-light);
            color: var(--c-primary-dark);
            box-shadow: 0 12px 22px -10px rgba(0, 0, 0, .2);
        }

        /* header */
        .site-header {
            background: #fff;
            border-bottom: 1px solid var(--c-border);
            position: relative;
            z-index: 50;
        }

        .header-row {
            display: grid;
            grid-template-columns: auto minmax(300px, 1fr) auto;
            align-items: center;
            gap: 56px;
            min-height: 80px;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .brand__mark {
            width: 42px;
            height: 42px;
            display: grid;
            place-items: center;
            background: linear-gradient(135deg, var(--c-primary), #ff8a4d);
            border-radius: 13px;
            box-shadow: 0 6px 14px -4px rgba(242, 92, 40, .5);
            position: relative;
            overflow: hidden;
        }

        .brand__mark::after {
            content: "";
            width: 7px;
            height: 7px;
            background: #fff;
            border-radius: 50%;
            position: absolute;
            top: 8px;
            right: 8px;
            box-shadow: 0 0 0 2px rgba(255, 255, 255, .4);
        }

        .brand__mark svg {
            width: 22px;
            height: 22px;
            stroke: #fff;
            fill: none;
            stroke-width: 2;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .brand__name {
            font-size: 23px;
            font-weight: 900;
            color: var(--c-text);
            line-height: 1.2;
            letter-spacing: -0.01em;
        }

        .brand__name small {
            display: inline-block;
            font-size: 10px;
            font-weight: 900;
            color: #fff;
            background: var(--c-primary);
            border-radius: 20px;
            padding: 2px 9px;
            margin-left: 5px;
            vertical-align: 4px;
            letter-spacing: .08em;
        }

        .search-wrap {
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .search-form {
            position: relative;
            width: 100%;
            max-width: 640px;
            min-width: 300px;
        }

        .search-form .icon {
            position: absolute;
            left: 19px;
            top: 50%;
            transform: translateY(-50%);
            width: 19px;
            height: 19px;
            color: #8a93a6;
            pointer-events: none;
        }

        .search-form input {
            width: 100%;
            height: 48px;
            border-radius: 999px;
            border: 1.5px solid var(--c-input-line);
            background: #f7f8fb;
            padding: 0 24px 0 48px;
            font-size: 15px;
            color: var(--c-text);
            transition: border-color .2s, box-shadow .2s, background .2s;
        }

        .search-form input::placeholder {
            color: #9aa4b5;
        }

        .search-form input:hover {
            border-color: #b7c0d1;
            background: #fff;
        }

        .search-form input:focus {
            outline: none;
            border-color: var(--c-primary);
            box-shadow: 0 0 0 4px rgba(242, 92, 40, .15);
            background: #fff;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 8px;
            justify-content: flex-end;
            white-space: nowrap;
        }

        .header-actions .login-link {
            font-size: 14px;
            color: var(--c-text-light);
            padding: 8px 10px;
            font-weight: 600;
        }

        .header-actions .login-link:hover {
            color: var(--c-primary);
        }

        .cat-nav {
            border-top: 1px solid #eef0f5;
        }

        .cat-nav .inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }

        .cat-nav ul {
            display: flex;
            align-items: center;
            gap: 6px;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .cat-nav ul::-webkit-scrollbar {
            display: none;
        }

        .cat-nav ul li a {
            display: inline-block;
            height: 48px;
            line-height: 48px;
            padding: 0 20px;
            font-size: 15px;
            font-weight: 700;
            color: #4a5264;
            position: relative;
        }

        .cat-nav ul li a span {
            position: relative;
            z-index: 1;
        }

        .cat-nav ul li a::after {
            content: "";
            position: absolute;
            left: 20px;
            right: 20px;
            bottom: 0;
            height: 3px;
            border-radius: 99px 99px 0 0;
            background: var(--c-primary);
            transform: scaleX(.5);
            opacity: 0;
            transition: transform .2s, opacity .2s;
        }

        .cat-nav ul li a:hover {
            color: var(--c-primary);
        }

        .cat-nav ul li.active a {
            color: var(--c-primary);
        }

        .cat-nav ul li.active a::after {
            transform: scaleX(1);
            opacity: 1;
        }

        .cat-nav .hot-link {
            padding-left: 16px;
            border-left: 1px solid var(--c-border);
            font-size: 14px;
            color: var(--c-primary);
            font-weight: 600;
            white-space: nowrap;
        }

        /* mobile header */
        .mobile-header {
            display: none;
            height: 64px;
            align-items: center;
            justify-content: space-between;
            padding: 0 20px;
        }

        .mobile-header .mh-left {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .mobile-header .icon-btn {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: grid;
            place-items: center;
            border: 1px solid var(--c-border);
            background: #fff;
            color: var(--c-text);
        }

        .mobile-header .icon-btn:hover {
            border-color: var(--c-primary);
            color: var(--c-primary);
        }

        .mobile-panel {
            display: none;
            background: #fff;
            border-bottom: 1px solid var(--c-border);
        }

        .mobile-panel.open {
            display: block;
        }

        .mobile-panel .search-form {
            max-width: 100%;
            padding: 12px 20px;
        }

        .mobile-panel .mp-links {
            padding: 4px 20px 16px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 10px;
        }

        .mobile-panel .mp-links a {
            display: block;
            padding: 12px 16px;
            background: var(--c-bg);
            border-radius: 12px;
            font-weight: 700;
            color: var(--c-text);
            font-size: 15px;
            text-align: center;
        }

        .mobile-panel .mp-links a.primary {
            background: var(--c-primary);
            color: #fff;
        }

        /* hero */
        .hero {
            background:
                radial-gradient(900px 340px at 86% -10%, rgba(20, 184, 167, .08), transparent 60%),
                radial-gradient(760px 300px at 5% 20%, rgba(246, 196, 83, .08), transparent 55%),
                linear-gradient(115deg, rgba(14, 21, 38, .97) 20%, rgba(22, 31, 56, .83) 66%, rgba(18, 28, 48, .94) 100%),
                url('/assets/images/backpic/back-1.webp') center / cover no-repeat;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .hero__grid {
            display: grid;
            grid-template-columns: 1.2fr .8fr;
            align-items: center;
            gap: 48px;
            padding-top: 72px;
            padding-bottom: 76px;
        }

        .hero__badge {
            display: inline-flex;
            align-items: center;
            gap: 9px;
            color: #bed1ff;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: .12em;
            background: rgba(255, 255, 255, .08);
            border: 1px solid rgba(255, 255, 255, .18);
            border-radius: 999px;
            padding: 6px 18px 6px 12px;
            margin-bottom: 22px;
        }

        .hero__badge .dot {
            width: 7px;
            height: 7px;
            background: var(--c-teal);
            border-radius: 50%;
            box-shadow: 0 0 0 3px rgba(20, 184, 167, .25);
        }

        .hero__title {
            font-size: clamp(42px, 6vw, 64px);
            line-height: 1.12;
            font-weight: 900;
            letter-spacing: -0.02em;
            margin-bottom: 22px;
        }

        .hero__subtitle {
            max-width: 620px;
            font-size: 17px;
            line-height: 1.9;
            color: rgba(255, 255, 255, .82);
            margin-bottom: 34px;
        }

        .hero__actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
            margin-bottom: 46px;
        }

        .hero__stats {
            display: flex;
            flex-wrap: wrap;
            gap: 38px;
            border-top: 1px solid rgba(255, 255, 255, .16);
            padding-top: 24px;
        }

        .hero__stats .stats-item .num {
            font-size: 26px;
            font-weight: 800;
            color: #fff;
            line-height: 1.3;
            font-variant-numeric: tabular-nums;
        }

        .hero__stats .stats-item .num em {
            font-style: normal;
            color: var(--c-teal);
            font-size: 15px;
            margin-left: 2px;
            font-weight: 800;
        }

        .hero__stats .stats-item .label {
            font-size: 13px;
            color: rgba(255, 255, 255, .56);
            margin-top: 2px;
        }

        .hero__visual {
            position: relative;
        }

        .hero-card {
            border-radius: 22px;
            overflow: hidden;
            background: #141d33;
            border: 1px solid rgba(255, 255, 255, .08);
            box-shadow: 0 24px 40px -22px rgba(0, 0, 0, .5);
        }

        .hero-card img {
            width: 100%;
            height: 260px;
            object-fit: cover;
            opacity: .86;
        }

        .hero-card__body {
            padding: 16px 20px 20px;
            background: linear-gradient(180deg, transparent, rgba(14, 21, 38, .75));
            position: relative;
        }

        .hero-card__tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 800;
            color: #ffd3a1;
            background: rgba(242, 92, 40, .18);
            border: 1px solid rgba(255, 166, 98, .4);
            padding: 4px 12px;
            border-radius: 999px;
            margin-bottom: 8px;
        }

        .hero-card__body h3 {
            font-size: 18px;
            font-weight: 800;
            margin-bottom: 8px;
        }

        .hero-card__body p {
            font-size: 14px;
            color: rgba(255, 255, 255, .7);
            line-height: 1.7;
        }

        .float-note {
            position: absolute;
            right: -12px;
            bottom: -24px;
            background: var(--c-primary);
            color: #fff;
            padding: 12px 16px;
            border-radius: 14px;
            font-size: 13px;
            font-weight: 800;
            box-shadow: 0 12px 20px -8px rgba(242, 92, 40, .7);
            display: flex;
            align-items: center;
            gap: 7px;
            border: 3px solid rgba(255, 255, 255, .1);
        }

        .float-note::before {
            content: "";
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #fff;
            animation: ping 1.4s infinite;
        }

        @keyframes ping {
            0% {
                box-shadow: 0 0 0 0 rgba(255, 255, 255, .65);
            }
            70% {
                box-shadow: 0 0 0 7px rgba(255, 255, 255, 0);
            }
            100% {
                box-shadow: 0 0 0 0 rgba(255, 255, 255, 0);
            }
        }

        /* feature area */
        .feature-grid {
            display: grid;
            grid-template-columns: 1.05fr 1fr 1fr;
            gap: 24px;
            align-items: stretch;
        }

        .feature-card {
            background: #fff;
            border: 1px solid var(--c-border);
            border-radius: var(--radius-xl);
            padding: 30px 30px 12px;
            box-shadow: var(--shadow-card);
            transition: transform .24s ease, box-shadow .24s ease;
            display: flex;
            flex-direction: column;
            overflow: hidden;
        }

        .feature-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }

        .feature-card__top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 16px;
        }

        .feature-card__icon {
            width: 50px;
            height: 50px;
            display: grid;
            place-items: center;
            background: var(--c-primary-light);
            color: var(--c-primary);
            border-radius: 15px;
        }

        .feature-card .icon {
            width: 24px;
            height: 24px;
            stroke: var(--c-primary);
            fill: none;
            stroke-width: 2;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .feature-card__no {
            font-size: 12px;
            font-weight: 800;
            color: #fff;
            background: var(--c-teal);
            border-radius: 999px;
            padding: 4px 12px;
        }

        .feature-card h3 {
            font-size: 22px;
            font-weight: 800;
            color: var(--c-text);
            line-height: 1.35;
        }

        .feature-card p {
            margin-top: 8px;
            color: var(--c-text-light);
            font-size: 15px;
            line-height: 1.8;
            flex: 1;
        }

        .feature-card__pic {
            margin-top: 22px;
            border-radius: 14px 14px 0 0;
            overflow: hidden;
            height: 190px;
        }

        .feature-card__pic img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }

        .feature-card:hover .feature-card__pic img {
            transform: scale(1.04);
        }

        .feature-card--dark {
            background: var(--c-dark);
            color: #fff;
            border: none;
            position: relative;
        }

        .feature-card--dark h3 {
            color: #fff;
        }

        .feature-card--dark p {
            color: rgba(255, 255, 255, .72);
        }

        .feature-card--dark::after {
            content: "01";
            position: absolute;
            right: 18px;
            bottom: 8px;
            font-size: 64px;
            font-weight: 900;
            color: rgba(255, 255, 255, .06);
            font-variant: tabular-nums;
            line-height: 1;
        }

        .feature-card--dark .feature-list {
            margin-top: 14px;
        }

        .feature-card--dark .feature-list li {
            display: flex;
            align-items: center;
            gap: 10px;
            color: rgba(255, 255, 255, .85);
            padding: 5px 0;
            font-size: 14px;
        }

        .feature-card--dark .feature-list li i {
            display: block;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--c-gold);
            opacity: .9;
        }

        /* showcase */
        .showcase-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 56px;
            align-items: center;
            padding: 28px 0;
        }

        .showcase-block + .showcase-block {
            border-top: 1px solid var(--c-border);
            margin-top: 56px;
            padding-top: 56px;
        }

        .showcase-img {
            border-radius: 22px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            height: 340px;
        }

        .showcase-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .showcase-content .eyebrow {
            display: inline-block;
            font-size: 13px;
            font-weight: 800;
            color: var(--c-primary);
            background: var(--c-primary-light);
            border-radius: 999px;
            padding: 5px 15px;
            margin-bottom: 12px;
        }

        .showcase-content h3 {
            font-size: 30px;
            font-weight: 800;
            color: var(--c-text);
            line-height: 1.35;
            margin-bottom: 12px;
        }

        .showcase-content .desc {
            color: var(--c-text-light);
            font-size: 16px;
            line-height: 1.85;
            margin-bottom: 22px;
        }

        .showcase-content ul li {
            display: flex;
            align-items: flex-start;
            gap: 13px;
            font-size: 15px;
            color: #384154;
            margin: 12px 0;
            line-height: 1.7;
        }

        .showcase-content ul li i {
            flex-shrink: 0;
            width: 6px;
            height: 6px;
            background: var(--c-teal);
            border-radius: 50%;
            margin-top: 9px;
        }

        .showcase-banner {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 0;
            background: var(--c-dark-2);
            border-radius: 24px;
            overflow: hidden;
            margin-top: 60px;
            color: #fff;
            position: relative;
        }

        .showcase-banner__intro {
            background:
                linear-gradient(115deg, rgba(14, 21, 38, .92), rgba(27, 37, 64, .72)),
                url('/assets/images/coverpic/cover-5.png') center / cover;
            padding: 50px 48px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .showcase-banner__intro h3 {
            font-size: 30px;
            font-weight: 800;
            line-height: 1.35;
            color: #fff;
            position: relative;
        }

        .showcase-banner__intro p {
            color: rgba(255, 255, 255, .78);
            font-size: 16px;
            margin-top: 14px;
            line-height: 1.8;
        }

        .step-list {
            padding: 48px;
        }

        .step-list li {
            display: flex;
            gap: 22px;
            padding-bottom: 32px;
            position: relative;
        }

        .step-list li::after {
            content: "";
            position: absolute;
            width: 2px;
            top: 44px;
            bottom: -8px;
            left: 21px;
            background: rgba(255, 255, 255, .14);
        }

        .step-list li:last-child::after {
            display: none;
        }

        .step-list .no {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--c-teal);
            color: #fff;
            font-weight: 800;
            font-size: 16px;
            display: grid;
            place-items: center;
            flex-shrink: 0;
            box-shadow: 0 0 0 6px rgba(20, 184, 167, .15);
            font-variant: tabular-nums;
        }

        .step-list h4 {
            color: #fff;
            font-size: 19px;
            margin-bottom: 5px;
        }

        .step-list p {
            color: rgba(255, 255, 255, .65);
            font-size: 14px;
            line-height: 1.7;
        }

        /* social proof */
        .testi-grid {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 24px;
            margin-top: 38px;
        }

        .testi-card {
            background: #fff;
            border-radius: 18px;
            border: 1px solid var(--c-border);
            padding: 28px;
            box-shadow: var(--shadow-card);
            transition: box-shadow .22s, transform .22s;
        }

        .testi-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .testi-card .stars {
            color: var(--c-gold);
            display: flex;
            gap: 2px;
            margin-bottom: 14px;
            font-size: 16px;
            letter-spacing: 2px;
        }

        .testi-card blockquote {
            font-size: 15px;
            color: #384154;
            line-height: 1.9;
            padding: 0 0 18px;
            border: none;
            min-height: 108px;
        }

        .testi-card .person {
            display: flex;
            align-items: center;
            gap: 12px;
            border-top: 1px solid #eef0f5;
            padding-top: 16px;
        }

        .testi-card .avatar {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: var(--c-primary-light);
            color: var(--c-primary);
            display: grid;
            place-items: center;
            font-weight: 800;
            font-size: 15px;
        }

        .testi-card .name-line strong {
            display: block;
            font-size: 14px;
        }

        .testi-card .name-line span {
            font-size: 13px;
            color: var(--c-text-light);
        }

        .note {
            font-size: 13px;
            color: #9aa4b5;
            margin-top: 18px;
            display: block;
        }

        /* news / cms */
        .news-list {
            border-top: 1px solid var(--c-border);
        }

        .news-list .item {
            background: #fff;
            border-bottom: 1px solid var(--c-border);
            padding: 24px 18px 24px 8px;
            position: relative;
            transition: background .2s;
            border-radius: 0;
        }

        .news-list .item:hover {
            background: #fbfcfe;
        }

        .news-list .item:hover .title {
            color: var(--c-primary);
        }

        .news-list .item .meta-row {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 8px;
            flex-wrap: wrap;
        }

        .news-list .item .tag {
            background: var(--c-primary-light);
            color: var(--c-primary-dark);
            font-size: 12px;
            font-weight: 800;
            border-radius: 6px;
            padding: 2px 9px;
        }

        .news-list .item .tag--teal {
            background: #e8f8f5;
            color: #008d80;
        }

        .news-list .item .tag--gold {
            background: #fcf3dc;
            color: #a9710b;
        }

        .news-list .item .title {
            display: block;
            font-size: 19px;
            font-weight: 800;
            color: var(--c-text);
            transition: color .2s;
            line-height: 1.5;
            margin-bottom: 6px;
            max-width: 840px;
        }

        .news-list .item .summary {
            color: var(--c-text-light);
            font-size: 14px;
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 8px;
            max-width: 900px;
        }

        .news-list .item .detail {
            display: flex;
            align-items: center;
            gap: 8px;
            justify-content: flex-end;
            font-size: 13px;
            color: #a0a8b8;
        }

        .news-list .item .detail .date {
            font-variant-numeric: tabular-nums;
        }

        .news-list .item .detail a {
            color: var(--c-primary);
            font-weight: 700;
            font-size: 13px;
        }

        .news-empty {
            background: #fff;
            border-radius: 18px;
            border: 1px dashed var(--c-border);
            padding: 72px 20px;
            text-align: center;
            color: var(--c-text-light);
            margin-top: 32px;
        }

        .news-empty .empty-icon {
            width: 64px;
            height: 64px;
            margin: 0 auto 16px;
            background: #eef1f6;
            border-radius: 50%;
            display: grid;
            place-items: center;
        }

        .news-empty .empty-icon svg {
            width: 28px;
            height: 28px;
            stroke: #9fa9bb;
            fill: none;
            stroke-width: 1.8;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        /* faq */
        .faq-wrap {
            max-width: 860px;
            margin: 0 auto;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--c-border);
            border-radius: var(--radius-lg);
            margin-bottom: 12px;
            overflow: hidden;
            transition: box-shadow .2s, border-color .2s;
        }

        .faq-item:hover {
            border-color: #d8deeb;
            box-shadow: 0 6px 20px -8px rgba(20, 28, 48, .08);
        }

        .faq-item summary {
            list-style: none;
            cursor: pointer;
            padding: 19px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            font-weight: 800;
            font-size: 17px;
            color: var(--c-text);
            position: relative;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary::after {
            content: "+";
            width: 28px;
            height: 28px;
            font-size: 20px;
            line-height: 25px;
            text-align: center;
            border: 2px solid var(--c-border);
            border-radius: 50%;
            color: var(--c-primary);
            flex-shrink: 0;
            transition: transform .3s ease, background .3s, color .3s;
        }

        .faq-item[open] summary::after {
            content: "−";
            transform: rotate(180deg);
            background: var(--c-primary);
            color: #fff;
            border-color: var(--c-primary);
        }

        .faq-item .answer {
            padding: 0 24px 22px;
            font-size: 15px;
            color: var(--c-text-light);
            line-height: 1.9;
            border-top: 1px dashed #eef0f5;
            margin-top: 0;
            padding-top: 18px;
        }

        /* cta final */
        .cta-final {
            position: relative;
            border-radius: 24px;
            background:
                radial-gradient(700px 220px at 85% 0%, rgba(20, 184, 167, .18), transparent 60%),
                linear-gradient(115deg, #101828 0%, #131e33 100%);
            padding: 64px 60px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            color: #fff;
            gap: 40px;
            overflow: hidden;
        }

        .cta-final h2 {
            font-size: 32px;
            line-height: 1.3;
            font-weight: 800;
            margin-bottom: 12px;
        }

        .cta-final p {
            color: rgba(255, 255, 255, .74);
            font-size: 16px;
            max-width: 480px;
            line-height: 1.9;
        }

        .cta-final .cta-actions {
            display: flex;
            gap: 14px;
            flex-shrink: 0;
            flex-wrap: wrap;
        }

        /* footer */
        .site-footer {
            background: var(--c-dark);
            color: rgba(255, 255, 255, .78);
            margin-top: 90px;
            padding-top: 64px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr repeat(4, 1fr);
            gap: 40px;
            padding-bottom: 46px;
        }

        .footer-brand .brand__name {
            color: #fff;
        }

        .footer-brand .brand__name small {
            background: rgba(255, 255, 255, .15);
            color: #fff;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.9;
            color: rgba(255, 255, 255, .5);
            margin-top: 16px;
            max-width: 330px;
        }

        .footer-grid h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 800;
            margin-bottom: 16px;
        }

        .footer-grid ul li {
            margin: 9px 0;
        }

        .footer-grid ul a {
            color: rgba(255, 255, 255, .56);
            font-size: 14px;
        }

        .footer-grid ul a:hover {
            color: #fff;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding: 18px 0;
            display: flex;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
            font-size: 13px;
            color: rgba(255, 255, 255, .38);
        }

        /* mobile bottom bar */
        .mobile-cta {
            display: none;
            position: fixed;
            left: 0;
            right: 0;
            bottom: 0;
            z-index: 60;
            background: #fff;
            border-top: 1px solid var(--c-border);
            padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            box-shadow: 0 -6px 16px -12px rgba(0, 0, 0, .2);
            transform: translateY(0);
            transition: transform .3s ease;
        }

        .mobile-cta.hidden {
            transform: translateY(120%);
        }

        .mobile-cta .mcta-text {
            font-size: 13px;
            color: var(--c-text-light);
            line-height: 1.5;
        }

        .mobile-cta .mcta-text strong {
            display: block;
            color: var(--c-text);
            font-size: 15px;
        }

        .mobile-cta .btn {
            min-height: 42px;
            border-radius: 12px;
            padding: 0 18px;
            flex-shrink: 0;
        }

        /* Responsive */
        @media (max-width: 1199px) {
            .header-row {
                gap: 24px;
            }

            .feature-grid {
                grid-template-columns: 1fr 1fr;
            }

            .feature-card--dark {
                grid-column: span 2;
            }
        }

        @media (max-width: 1023px) {
            .section {
                --section-space: 72px;
            }

            .desktop-header {
                display: none !important;
            }

            .mobile-header {
                display: flex;
                position: relative;
                z-index: 60;
                background: #fff;
            }

            .site-header {
                position: relative;
            }

            .hero__grid {
                grid-template-columns: 1fr;
                gap: 40px;
                padding-top: 52px;
            }

            .hero__visual {
                max-width: 520px;
            }

            .showcase-block {
                grid-template-columns: 1fr;
                gap: 30px;
            }

            .showcase-img {
                height: auto;
                max-height: 340px;
            }

            .showcase-block .showcase-img.last {
                order: -1;
            }

            .showcase-banner {
                grid-template-columns: 1fr;
            }

            .showcase-banner__intro {
                padding: 36px;
            }

            .testi-grid {
                grid-template-columns: 1fr 1fr;
            }

            .testi-card:last-child {
                grid-column: span 2;
            }
        }

        @media (max-width: 767px) {
            body {
                padding-bottom: 64px;
            }

            .section {
                --section-space: 56px;
            }

            .feature-grid {
                grid-template-columns: 1fr;
            }

            .feature-card--dark {
                grid-column: span 1;
            }

            .feature-card {
                padding: 24px 24px 8px;
            }

            .hero__grid {
                padding-top: 40px;
                padding-bottom: 52px;
            }

            .hero__stats {
                gap: 22px;
            }

            .hero__actions .btn {
                width: 100%;
            }

            .hero__stats .stats-item {
                flex: 1;
                min-width: 46%;
            }

            .testi-grid {
                grid-template-columns: 1fr;
            }

            .testi-card:last-child {
                grid-column: span 1;
            }

            .price-card blockquote {
                min-height: auto;
            }

            .section-head {
                margin-bottom: 28px;
            }

            .cta-final {
                flex-direction: column;
                padding: 40px 24px;
                align-items: flex-start;
            }

            .cta-final h2 {
                font-size: 25px;
            }

            .cta-final .cta-actions .btn {
                flex: 1;
                min-height: 46px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px 20px;
                padding-bottom: 30px;
            }

            .footer-brand {
                grid-column: span 2;
            }

            .mobile-cta {
                display: flex;
            }

            .footer-bottom {
                justify-content: center;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .mobile-header {
                padding: 0 12px;
            }

            .container {
                padding-left: 14px;
                padding-right: 14px;
            }

            .showcase-block {
                gap: 20px;
            }

            .showcase-content h3 {
                font-size: 25px;
            }

            .news-list .item {
                padding: 20px 10px;
            }

            .news-list .item .title {
                font-size: 17px;
            }

            .hero-card__body p {
                font-size: 13px;
            }

            .float-note {
                display: none;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }

            .step-list {
                padding: 24px 20px;
            }
        }

/* roulang page: article */
:root {
    --c-primary: #f25c28;
    --c-primary-dark: #d84716;
    --c-accent: #14b8a7;
    --c-gold: #f6c453;
    --dark: #0e1526;
    --dark-2: #1b2540;
    --c-bg: #f7f8fb;
    --card: #fff;
    --c-text: #1b2130;
    --c-muted: #767f8e;
    --c-border: #e5e9f2;
    --radius-lg: 20px;
    --radius-md: 14px;
    --radius-sm: 10px;
    --shadow-sm: 0 1px 2px rgba(14,18,38,.04), 0 8px 24px -10px rgba(14,18,38,.08);
    --shadow-hover: 0 8px 16px rgba(14,18,38,.08), 0 18px 40px -16px rgba(14,18,38,.18);
    --content-w: 1200px;
    --article-w: 860px;
    --space-section: 96px;
    --ease: .25s cubic-bezier(.4,0,.2,1);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif; background: var(--c-bg); color: var(--c-text); line-height: 1.75; font-size: 16px; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--ease), background var(--ease), border-color var(--ease), box-shadow var(--ease); }
button { font-family: inherit; border: none; background: none; cursor: pointer; color: inherit; }
ul { list-style: none; }
h1, h2, h3, h4 { line-height: 1.3; font-weight: 700; }
.container { width: min(var(--content-w), 100% - 40px); margin-inline: auto; }

/* placeholders */
.placeholder-tip { border: 1px dashed var(--c-border); background-color: #fafbfd; border-radius: var(--radius-md); padding: 10px 14px; color: var(--c-muted); font-size: 13px; }

/* Buttons */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 10px 20px;
    background: var(--c-primary); color: #fff; border-radius: var(--radius-sm); font-size: 15px; font-weight: 600;
    outline: none; border: 1px solid transparent; transition: background var(--ease), color var(--ease), box-shadow var(--ease), transform var(--ease);
}
.btn:hover { background: var(--c-primary-dark); box-shadow: 0 8px 22px rgba(242,92,40,.32); transform: translateY(-1px); color:#fff; }
.btn:focus-visible { outline: 3px solid rgba(242,92,40,.45); outline-offset: 2px; }
.btn:active { transform: scale(.98); box-shadow: none; }
.btn-outline { background: transparent; border-color: rgba(255,255,255,.65); color: #fff; }
.btn-outline:hover { background: rgba(255,255,255,.12); border-color: #fff; color:#fff; }

/* Header */
.site-header {
    position: sticky; top: 0; z-index: 60; background: rgba(255,255,255,.96);
    backdrop-filter: blur(18px); box-shadow: 0 1px 0 rgba(14,18,38,.06); border-bottom: 1px solid var(--c-border);
}
.desktop-header { background: #fff; }
.header-row { display: grid; grid-template-columns: auto minmax(320px, 640px) auto; align-items: center; gap: 28px; padding: 18px 0; }
.brand { display: inline-flex; align-items: center; gap: 10px; }
.brand__mark {
    width: 42px; height: 42px; border-radius: 14px; display: inline-flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, var(--c-primary), #ff8b63); color: #fff; box-shadow: 0 8px 18px rgba(242,92,40,.28);
}
.brand__mark svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.5; }
.brand__name { font-size: 24px; font-weight: 800; letter-spacing: .4px; color: var(--c-text); }
.brand__name small { font-size: 13px; font-weight: 700; color: var(--c-primary); margin-left: 4px; }
.search-wrap { display: flex; justify-content: center; }
.search-form { position: relative; width: 100%; }
.search-form .icon { position: absolute; left: 13px; top: 50%; transform: translateY(-50%); width: 18px; height: 18px; color: var(--c-muted); pointer-events: none; }
.search-form input {
    width: 100%; height: 48px; border-radius: 999px; border: 1.5px solid #dce2ec; background: #f5f6fa;
    padding: 0 44px; font-size: 15px; color: var(--c-text); outline: none; transition: border var(--ease), box-shadow var(--ease), background var(--ease);
}
.search-form input::placeholder { color: #9aa3b1; }
.search-form input:hover { border-color: #c8d0de; background: #fbfcff; }
.search-form input:focus { border-color: var(--c-primary); background: #fff; box-shadow: 0 0 0 4px rgba(242,92,40,.15); }
.header-actions { display: flex; align-items: center; justify-content: flex-end; gap: 16px; white-space: nowrap; }
.login-link { font-size: 15px; color: var(--c-muted); font-weight: 500; }
.login-link:hover { color: var(--c-primary); }

.cat-nav { border-top: 1px solid #edf0f5; background: #fff; }
.cat-nav .inner { display: flex; justify-content: space-between; align-items: center; }
.cat-nav ul { display: flex; align-items: center; gap: 34px; flex-wrap: wrap; }
.cat-nav ul li a { display: inline-flex; align-items: center; height: 50px; color: var(--c-muted); font-weight: 600; font-size: 15px; position: relative; }
.cat-nav ul li a:hover { color: var(--c-primary); }
.cat-nav ul li.active a { color: var(--c-primary); }
.cat-nav ul li.active a::after { position: absolute; left: 12%; right: 12%; bottom: -1px; height: 3px; border-radius: 3px 3px 0 0; background: var(--c-primary); content: ""; }
.hot-link { color: var(--c-primary); font-weight: 600; font-size: 14px; padding: 8px 16px; border-radius: 999px; background: rgba(242,92,40,.1); }
.hot-link:hover { background: rgba(242,92,40,.18); }

/* mobile header */
.mobile-header { display: none; background: #fff; padding: 12px 12px; }
.mh-left { display: flex; align-items: center; gap: 8px; flex: 1; }
.icon-btn { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; border-radius: 14px; background: #f5f6fa; color: var(--c-text); transition: all var(--ease); }
.icon-btn svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2; }
.icon-btn:hover { background: #eceef4; color: var(--c-primary); }
.m-panel { display: none; }
.m-panel.open { display: block; }
.m-search-panel { padding: 8px 0 12px; border-top: 1px solid #edf0f5; background: #fff; }
.m-search-panel .search-form { max-width: 100%; }
.m-menu-panel { border-top: 1px solid #edf0f5; padding: 8px 0 16px; background: #fff; max-height: 70vh; overflow:auto; }
.m-menu-panel li a { display: block; padding: 12px 8px; font-size: 16px; font-weight: 600; color: var(--c-text); border-bottom: 1px solid #f1f3f7; }
.m-menu-panel li.active a { color: var(--c-primary); }
.m-menu-panel .panel-cta { padding: 16px 0 0; }
.m-menu-panel .panel-cta .btn { width: 100%; }
.m-menu-panel .panel-cta a + a { margin-top: 8px; }
.m-hot-links { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 12px; }

/* Article shell */
.article-hero {
    position: relative; background-color: var(--dark); background-image: url('/assets/images/backpic/back-2.png');
    background-size: cover; background-position: center; color:#fff; padding: 64px 0 88px;
}
.article-hero::after { content:''; position:absolute; inset:0; background: linear-gradient(180deg, rgba(14,21,38,.72), rgba(14,21,38,.58)); }
.article-hero .container { position: relative; z-index: 2; }
.breadcrumb { display: flex; align-items: center; gap: 10px; font-size: 14px; color: rgba(255,255,255,.72); margin-bottom: 16px; flex-wrap: wrap; }
.breadcrumb a { color: rgba(255,255,255,.82); }
.breadcrumb a:hover { color: var(--c-primary); }
.breadcrumb .sep { opacity:.5; }
.breadcrumb span.crumb-title { color: #fff; font-weight:600; max-width:320px; white-space: nowrap; overflow:hidden; text-overflow:ellipsis; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 18px; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.22); padding: 7px 16px; border-radius: 999px; color: #fff; font-size: 14px; font-weight: 600; }
.hero-badge .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--c-accent); box-shadow:0 0 0 3px rgba(20,184,167,.25); }
.article-hero h1 { font-size: clamp(28px, 4vw, 44px); line-height: 1.3; max-width: 880px; margin-bottom: 16px; }
.article-hero .hero-desc { font-size: 16px; color: rgba(255,255,255,.8); max-width: 780px; }
.article-hero .hero-desc .btn { margin-top: 20px; }

/* stage */
.article-stage { padding: 0 0 56px; margin-top: -52px; position: relative; }
.article-stage .container { display: grid; grid-template-columns: 1fr 320px; gap: 32px; align-items: start; }
.article-main { background: #fff; border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); padding: 40px 44px; }
.article-head { margin-bottom: 32px; padding-bottom: 24px; border-bottom: 1px solid #eef1f5; }
.post-cat { display: inline-flex; align-items: center; gap: 8px; background: #fff2ec; color: var(--c-primary); font-size: 13px; font-weight: 700; padding: 6px 14px; border-radius: 999px; margin-bottom: 18px; }
.post-cat::before { content:''; width:6px; height:6px; border-radius:50%; background: var(--c-primary); }
.article-main h1 { font-size: 30px; line-height: 1.4; margin: 0 0 20px; color: var(--c-text); }
.article-meta { display: flex; flex-wrap: wrap; gap: 12px 28px; color: var(--c-muted); font-size: 14px; margin-bottom: 22px; }
.article-meta span { display: inline-flex; align-items: center; gap: 8px; }
.article-meta svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 2; }
.article-cover { border-radius: 16px; overflow: hidden; margin-bottom: 28px; position: relative; }
.article-cover img { width: 100%; height: auto; aspect-ratio: 16/9; object-fit: cover; }

.article-body { color: #2a313c; font-size: 17px; line-height: 1.9; word-break: break-word; }
.article-body p { margin-bottom: 20px; }
.article-body h2 { font-size: 24px; margin: 40px 0 16px; padding-top: 10px; color: var(--dark); }
.article-body h3 { font-size: 20px; margin: 30px 0 12px; color: var(--dark); }
.article-body ul { margin: 0 0 22px 0; padding: 0; }
.article-body ul li { position: relative; padding-left: 24px; margin-bottom: 8px; }
.article-body ul li::before { content:''; position:absolute; left:4px; top:14px; width:7px; height:7px; border-radius:50%; background: var(--c-primary); }
.article-body ol { margin: 0 0 22px; padding-left: 24px; }
.article-body ol li { margin-bottom: 8px; padding-left: 6px; }
.article-body blockquote { background: #f9fafc; border-left: 4px solid var(--c-primary); border-radius: 0 12px 12px 0; padding: 18px 22px; margin: 26px 0; color: #4a525f; font-size: 16px; }
.article-body table { width: 100%; border-collapse: collapse; margin: 24px 0; font-size: 15px; }
.article-body table th, .article-body table td { border: 1px solid var(--c-border); padding: 10px 14px; text-align: left; }
.article-body table th { background: #f6f7fb; font-weight: 700; }
.article-body img { border-radius: 12px; }
.article-body a { color: var(--c-primary); font-weight: 600; border-bottom: 1px solid rgba(242,92,40,.3); }
.article-body a:hover { color: var(--c-primary-dark); border-color: var(--c-primary-dark); }
.article-body code { background: #f3f4f6; padding: 2px 8px; border-radius: 6px; font-size: 14px; }
.article-figure { margin: 26px 0; }
.article-figure figcaption { text-align: center; color: var(--c-muted); font-size: 13px; margin-top: 8px; }

.article-nav { display: flex; align-items: center; justify-content: space-between; gap: 14px; border-top: 1px solid #eef1f5; margin-top: 34px; padding-top: 22px; flex-wrap: wrap; }
.article-nav a { color: var(--c-muted); font-size: 14px; }
.article-nav a:hover { color: var(--c-primary); }
.return-link { display: inline-flex; align-items: center; gap: 6px; }

/* empty status */
.empty-state { padding: 80px 20px; text-align: center; }
.empty-state canvas { display:none; }
.empty-icon { width: 84px; height: 84px; margin: 0 auto 18px; border-radius: 28px; background: #eef1f6; display:flex; align-items:center; justify-content:center; color: #8b94a5; }
.empty-icon svg { width: 42px; height: 42px; fill:none; stroke:currentColor; stroke-width: 1.8; }
.empty-state h1 { font-size: 28px; color: #4b5362; margin-bottom: 10px; }
.empty-state p { color: var(--c-muted); margin-bottom: 28px; }

/* aside module */
.article-aside { display: flex; flex-direction: column; gap: 22px; position: sticky; top: 110px; }
.side-card { background:#fff; border-radius: var(--radius-md); box-shadow: var(--shadow-sm); padding: 22px; }
.side-card .side-title { font-size: 17px; color: var(--c-text); display: flex; align-items:center; gap:8px; margin-bottom: 18px; }
.side-card .side-title span { display:inline-block; width:4px; height:17px; border-radius:4px; background:var(--c-primary); }
.side-list li { border-bottom: 1px solid #f4f6fa; }
.side-list li:last-child { border-bottom: 0; }
.side-list a { display: flex; gap: 12px; padding: 12px 0; align-items: flex-start; }
.side-list .side-row { flex:1; }
.side-list .sub { color: var(--c-muted); font-size: 13px; display:block; }
.side-list em { font-style: normal; color: var(--c-text); font-weight:600; font-size: 14px; display: block; margin-bottom:2px; }
.side-list em:hover { color: var(--c-primary); }
.side-num { font-size: 15px; font-weight: 800; color: var(--c-primary); opacity:.85; }
.cat-side-label { display: inline-flex; padding: 2px 8px; background:#f0f2f7; border-radius: 6px; font-size: 12px; color: var(--c-muted); margin-top: 4px; }
.side-card .contact-hot { text-align: center; }
.contact-hot .btn { width: 100%; }
.hotline { color: var(--c-muted); font-size: 14px; margin: 14px 0 6px; }
.hotline b { color: var(--c-text); font-size: 18px; letter-spacing: .5px; display:block; margin-top:2px; }
.side-tag { display:flex; flex-wrap:wrap; gap:8px; }
.side-tag a { font-size: 13px; padding: 6px 12px; border-radius: 999px; border: 1px solid var(--c-border); color: var(--c-muted); }
.side-tag a:hover { border-color: var(--c-primary); color: var(--c-primary); background: rgba(242,92,40,.06); }

/* Related / bottom sections */
.related-section { background:#fff; border-top:1px solid var(--c-border); padding: 60px 0 64px; }
.related-head { display:flex; justify-content:space-between; align-items:end; gap:20px; margin-bottom: 28px; flex-wrap:wrap; }
.related-head h2 { font-size: 28px; color: var(--dark); display:flex; align-items:center; gap:12px; }
.related-head h2::before { content:''; width: 8px; height: 28px; border-radius: 4px; background: var(--c-primary); }
.related-grid { display:grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.related-card { border:1px solid var(--c-border); border-radius: var(--radius-md); padding: 22px; background: #fff; box-shadow: var(--shadow-sm); transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease); }
.related-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); border-color: transparent; }
.related-card .thu { aspect-ratio: 16/8; border-radius: 10px; overflow: hidden; margin-bottom: 16px; background-color:#eef1f6; }
.related-card .thu img { width: 100%; height: 100%; object-fit: cover; }
.related-card h3 { font-size: 17px; color: var(--dark); margin-bottom: 8px; line-height: 1.5; }
.related-card h3 a:hover { color: var(--c-primary); }
.related-card p { font-size: 14px; color: var(--c-muted); margin-bottom: 16px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow:hidden; }
.related-card .link { font-size: 14px; color: var(--c-primary); font-weight: 600; }
.related-card .link svg { width: 15px; height: 15px; vertical-align: -2px; }

/* bottom CTA */
.cta-block { background: var(--dark); position:relative; padding: 62px 0; overflow:hidden; color:#fff; }
.cta-block::before { content:''; position:absolute; inset:0; background: radial-gradient(circle at 12% 20%, rgba(242,92,40,.25), transparent 30%), radial-gradient(circle at 85% 80%, rgba(20,184,167,.15), transparent 32%); }
.cta-card { position:relative; z-index:2; display:flex; align-items:center; justify-content:space-between; gap: 28px; flex-wrap:wrap; }
.cta-card h2 { font-size: 28px; margin-bottom: 10px; display:flex; gap:10px; }
.cta-copy p { color: rgba(255,255,255,.74); max-width: 720px; }
.cta-actions { display:flex; gap:16px; flex-wrap:wrap; }

/* footer */
.site-footer { background: #0d1322; color: #9fa8b8; padding-top: 56px; font-size: 14px; }
.site-footer .brand { margin-bottom: 18px; }
.site-footer .brand__name { color: #f5f6f8; }
.site-footer .brand__mark { background: var(--c-primary); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr 1fr; gap: 34px 30px; padding-bottom: 38px; }
.footer-brand p { margin-top: 12px; line-height: 1.8; color: #97a0b0; max-width: 320px; }
.site-footer h4 { color: #fff; font-size: 15px; margin-bottom: 16px; }
.site-footer ul li { margin-bottom: 10px; }
.site-footer ul li a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding: 22px 0; display:flex; justify-content:space-between; gap:12px; flex-wrap:wrap; color:#798295; font-size:13px; }
.footer-bottom span { line-height:1.6; }

/* mobile visible only */
.mobile-cta { display: none; }

/* Responsive */
@media (max-width: 1100px) {
    .header-row { grid-template-columns: auto 1fr auto; gap: 20px; }
    .search-wrap { max-width: 420px; }
}
@media (max-width: 1024px) {
    .desktop-header { display: none; }
    .mobile-header { display: flex; align-items: center; }
    .cat-nav { display: block; }
    .m-search-hidden { display:none; }
}
@media (min-width: 1025px) {
    .m-panel { display: none !important; }
}
@media (max-width: 900px) {
    :root { --space-section: 68px; }
    .article-stage .container { grid-template-columns: 1fr; }
    .article-aside { position: static; order: 2; }
    .related-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 767px) {
    .header-row { padding: 10px 0; }
    .article-hero { padding: 36px 0 70px; }
    .article-stage { margin-top: -32px; }
    .article-main { padding: 28px 20px; }
    .article-body { font-size: 16px; line-height: 1.85; }
    .article-body h2 { font-size: 21px; }
    .related-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 26px 20px; }
    .site-footer { padding-top: 36px; }
    .mobile-header { gap: 10px; }
    .icon-btn { width: 40px; height: 40px; }
}
@media (max-width: 560px) {
    .article-hero h1 { font-size: 26px; }
    .breadcrumb { font-size: 13px; }
    .footer-grid { grid-template-columns: 1fr; }
    .mobile-header { padding: 12px 8px; }
    .cta-card .cta-actions { width: 100%; }
    .cta-actions .btn { width: 100%; }
}

/* roulang page: category1 */
:root {
            --c-primary: #f25c28;
            --c-primary-dark: #d84716;
            --c-cyan: #14b8a7;
            --c-gold: #f6c453;
            --c-deep: #0e1526;
            --c-deep-2: #1b2540;
            --c-bg: #f7f8fb;
            --c-card: #ffffff;
            --c-text: #1b2130;
            --c-text-2: #767f8e;
            --c-text-3: #9aa3b2;
            --c-line: #e5e9f2;
            --r-lg: 20px;
            --r-md: 14px;
            --r-sm: 10px;
            --shadow-sm: 0 1px 2px rgba(14, 18, 38, 0.04), 0 8px 24px -10px rgba(14, 18, 38, 0.08);
            --shadow-md: 0 6px 14px rgba(14, 18, 38, 0.08), 0 22px 42px -18px rgba(14, 18, 38, 0.16);
            --font-main: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            --space-section: clamp(56px, 9vw, 104px);
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-main);
            font-size: 16px;
            line-height: 1.75;
            color: var(--c-text);
            background: #fff;
        }

        img {
            display: block;
            max-width: 100%;
        }

        a {
            color: var(--c-text);
            text-decoration: none;
        }

        button,
        input {
            font-family: inherit;
            font-size: inherit;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        ul,
        ol {
            list-style: none;
        }

        :focus-visible {
            outline: 2px solid var(--c-cyan);
            outline-offset: 3px;
        }

        .container {
            width: 100%;
            max-width: 1240px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .section {
            padding: var(--space-section) 0;
        }

        .section.alt {
            background: var(--c-bg);
        }
        .section.deep {
            background: var(--c-deep);
        }

        .section-head {
            max-width: 760px;
            margin: 0 auto 40px;
            text-align: center;
        }

        .section-head h2 {
            font-size: clamp(28px, 4vw, 40px);
            line-height: 1.25;
            font-weight: 800;
            letter-spacing: -0.01em;
            color: var(--c-text);
        }

        .section-head p {
            margin-top: 14px;
            color: var(--c-text-2);
            font-size: 17px;
        }

        .section-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.08em;
            color: var(--c-primary);
            background: rgba(242, 92, 40, 0.1);
            border-radius: 999px;
            padding: 6px 14px;
            margin-bottom: 16px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            min-height: 44px;
            padding: 0 22px;
            border-radius: 999px;
            font-weight: 700;
            font-size: 15px;
            line-height: 1;
            transition: transform .2s ease, box-shadow .2s ease, background-color .2s ease, color .2s ease, border-color .2s ease;
            background: var(--c-primary);
            color: #fff;
            border: 1px solid transparent;
        }

        .btn:hover {
            background: var(--c-primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 10px 24px -8px rgba(216, 71, 22, 0.45);
            color: #fff;
        }

        .btn:active {
            transform: scale(.98);
        }

        .btn-outline-light {
            background: transparent;
            border-color: rgba(255, 255, 255, 0.5);
            color: #fff;
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            color: #fff;
            box-shadow: none;
        }

        .btn-white {
            background: #fff;
            color: var(--c-text);
        }

        .btn-white:hover {
            background: #f1f3f8;
            color: var(--c-text);
            box-shadow: 0 10px 24px -12px rgba(255, 255, 255, 0.5);
        }

        .tag {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            font-size: 12px;
            font-weight: 600;
            line-height: 1.4;
            color: var(--c-primary);
            background: rgba(242, 92, 40, 0.12);
            border-radius: 999px;
        }

        .tag.cyan {
            color: #0d887d;
            background: rgba(20, 184, 167, 0.14);
        }
        .tag.gold {
            color: #a36a09;
            background: rgba(246, 196, 83, 0.22);
        }

        /* ===== Site header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--c-line);
        }

        .desktop-header {
            display: block;
        }

        .header-row {
            display: grid;
            grid-template-columns: minmax(230px, auto) 1fr auto;
            align-items: center;
            gap: 26px;
            min-height: 68px;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            line-height: 1;
        }

        .brand__mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: var(--c-deep);
            border-radius: 14px;
            color: #fff;
            box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.12), 0 4px 14px rgba(14, 18, 38, 0.16);
        }

        .brand__mark svg {
            width: 24px;
            height: 24px;
            fill: none;
            stroke: currentColor;
            stroke-width: 1.8;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .brand__mark svg path:first-child {
            fill: rgba(255, 255, 255, 0.15);
        }

        .site-header .brand__mark {
            background: var(--c-deep-2);
            color: var(--c-gold);
        }

        .brand__name {
            font-size: 22px;
            font-weight: 800;
            display: inline-flex;
            align-items: baseline;
            color: var(--c-text);
            letter-spacing: -0.02em;
        }

        .brand__name small {
            font-size: 12px;
            font-weight: 700;
            color: var(--c-text-2);
            margin-left: 4px;
            letter-spacing: 0;
            background: var(--c-bg);
            border: 1px solid var(--c-line);
            padding: 2px 6px;
            border-radius: 6px;
        }

        .search-wrap {
            display: flex;
            justify-content: center;
        }

        .search-form {
            display: flex;
            align-items: center;
            width: 100%;
            max-width: 640px;
            height: 46px;
            border: 1px solid #ccd4e3;
            background: #fff;
            border-radius: 999px;
            padding: 0 8px 0 16px;
            transition: border-color .2s, box-shadow .2s;
        }

        .search-form .icon {
            width: 18px;
            height: 18px;
            color: var(--c-text-3);
            flex: 0 0 auto;
            margin-right: 8px;
        }

        .search-form input {
            flex: 1;
            min-width: 0;
            border: none;
            outline: none;
            height: 42px;
            font-size: 15px;
            color: var(--c-text);
            background: transparent;
        }

        .search-form input::placeholder {
            color: #98a2b3;
        }

        .search-form:focus-within {
            border-color: var(--c-primary);
            box-shadow: 0 0 0 3px rgba(242, 92, 40, 0.15);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            justify-content: flex-end;
        }

        .header-actions .btn {
            min-height: 40px;
            padding: 0 18px;
            font-size: 14px;
            border-radius: 12px;
        }

        .login-link {
            font-size: 14px;
            color: var(--c-text-2);
            font-weight: 600;
            white-space: nowrap;
            transition: color .2s;
        }

        .login-link:hover {
            color: var(--c-primary);
        }

        .cat-nav {
            border-top: 1px solid var(--c-line);
            background: rgba(255, 255, 255, 0.94);
        }

        .cat-nav .inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            min-height: 48px;
        }

        .cat-nav ul {
            display: flex;
            align-items: center;
            gap: 28px;
        }

        .cat-nav a {
            display: inline-flex;
            align-items: center;
            min-height: 46px;
            color: var(--c-text-2);
            font-size: 15px;
            font-weight: 600;
            position: relative;
            white-space: nowrap;
            transition: color .2s;
        }

        .cat-nav a:hover {
            color: var(--c-text);
        }

        .cat-nav .active a {
            color: var(--c-text);
            font-weight: 700;
        }

        .cat-nav .active a::after {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            bottom: 6px;
            height: 3px;
            background: var(--c-primary);
            border-radius: 99px 99px 0 0;
        }

        .cat-nav .hot-link {
            color: var(--c-primary);
            font-size: 13px;
            font-weight: 700;
            min-height: 34px;
            border: 1px solid rgba(242, 92, 40, 0.3);
            padding: 0 14px;
            border-radius: 999px;
        }

        .cat-nav .hot-link:hover {
            background: rgba(242, 92, 40, 0.08);
            color: var(--c-primary-dark);
        }

        .mobile-header {
            display: none;
        }

        .drawer-layer,
        .drawer-mask {
            display: none;
        }

        .m-search-panel {
            display: none;
        }

        /* ===== Cat banner ===== */
        .cat-banner {
            position: relative;
            background-color: var(--c-deep);
            background-image: linear-gradient(90deg, rgba(14, 21, 38, 0.92) 0%, rgba(20, 30, 55, 0.72) 55%, rgba(10, 14, 28, 0.72) 100%), radial-gradient(circle at 78% 30%, rgba(20, 184, 167, 0.24), transparent 28%), url('/assets/images/backpic/back-2.png');
            background-size: auto, auto, cover;
            background-position: center, center, center;
            padding: 72px 0 76px;
            color: #fff;
            overflow: hidden;
        }

        .cat-banner::after {
            content: "";
            position: absolute;
            right: -160px;
            bottom: -160px;
            width: 420px;
            height: 420px;
            border: 1px solid rgba(255, 255, 255, 0.09);
            border-radius: 50%;
            pointer-events: none;
        }

        .cat-banner .inner {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.15fr 0.85fr;
            gap: 46px;
            align-items: center;
        }

        .cat-banner .crumb {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.72);
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            padding: 5px 14px;
            border-radius: 999px;
            margin-bottom: 20px;
        }

        .cat-banner .crumb a {
            color: #fff;
            opacity: 0.8;
        }

        .cat-banner .crumb a:hover {
            opacity: 1;
        }

        .cat-banner h1 {
            font-size: clamp(34px, 4.6vw, 56px);
            line-height: 1.15;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin: 10px 0 18px;
        }

        .cat-banner h1 .accent {
            color: var(--c-gold);
        }

        .cat-banner .lead {
            max-width: 660px;
            color: rgba(255, 255, 255, 0.8);
            font-size: 17px;
            line-height: 1.9;
            margin-bottom: 30px;
        }

        .banner-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 34px;
        }

        .banner-tags span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.84);
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.12);
            padding: 6px 12px;
            border-radius: 999px;
        }

        .banner-btns {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }

        .ticket-card {
            background: rgba(12, 18, 34, 0.6);
            border: 1px solid rgba(255, 255, 255, 0.14);
            box-shadow: 0 18px 44px -18px rgba(0, 0, 0, 0.4);
            border-radius: var(--r-lg);
            padding: 24px;
            max-width: 420px;
            margin-left: auto;
        }

        .ticket-card .t-card-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 18px;
        }

        .ticket-card .t-card-title {
            font-size: 16px;
            font-weight: 800;
        }

        .ticket-card .t-status {
            font-size: 12px;
            padding: 4px 10px;
            background: rgba(20, 184, 167, 0.16);
            color: #6fe0d5;
            border-radius: 999px;
        }

        .t-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 14px;
        }

        .t-row:last-child {
            border-bottom: none;
        }

        .t-row span {
            color: rgba(255, 255, 255, 0.56);
        }

        .t-row strong {
            color: #fff;
            font-weight: 700;
        }

        .ticket-card .t-card-note {
            margin-top: 14px;
            background: rgba(242, 92, 40, 0.14);
            color: #ffd2c0;
            font-size: 12px;
            border-radius: 10px;
            padding: 8px 12px;
        }

        .ticket-card .t-card-note svg {
            width: 14px;
            height: 14px;
            vertical-align: -2px;
            margin-right: 4px;
        }

        /* ===== Feature section ===== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .feature-card {
            background: var(--c-card);
            border: 1px solid var(--c-line);
            border-radius: var(--r-lg);
            padding: 26px 22px;
            transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
        }

        .feature-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
            border-color: transparent;
        }

        .feature-card .icon-box {
            width: 44px;
            height: 44px;
            border-radius: 13px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--c-primary);
            background: rgba(242, 92, 40, 0.12);
            margin-bottom: 18px;
        }

        .feature-card .icon-box svg {
            width: 23px;
            height: 23px;
            fill: none;
            stroke: currentColor;
            stroke-width: 1.9;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .feature-card h3 {
            font-size: 20px;
            font-weight: 800;
            margin-bottom: 10px;
            transition: color .2s;
        }

        .feature-card:hover h3 {
            color: var(--c-primary);
        }

        .feature-card p {
            color: var(--c-text-2);
            font-size: 15px;
            line-height: 1.75;
        }

        /* ===== Process section ===== */
        .process-block {
            color: #fff;
        }

        .process-block .section-head h2 {
            color: #fff;
        }
        .process-block .section-head p {
            color: rgba(255, 255, 255, 0.66);
        }

        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
            margin-top: 10px;
        }

        .process-item {
            position: relative;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.11);
            padding: 24px 20px;
            border-radius: var(--r-lg);
            transition: background .2s, border-color .2s;
        }

        .process-item:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(242, 92, 40, 0.5);
        }

        .process-item .step-num {
            font-size: 13px;
            font-weight: 700;
            color: var(--c-gold);
            margin-bottom: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .process-item .step-num::before {
            content: "";
            width: 6px;
            height: 6px;
            background: var(--c-primary);
            border-radius: 50%;
            display: inline-block;
        }

        .process-item h3 {
            font-size: 18px;
            margin-bottom: 8px;
        }

        .process-item p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.68);
            line-height: 1.8;
        }

        /* ===== Split block ===== */
        .split-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .split-media {
            position: relative;
            border-radius: var(--r-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }

        .split-media img {
            aspect-ratio: 16 / 10;
            object-fit: cover;
            width: 100%;
        }

        .split-media .media-caption {
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 14px;
            background: rgba(10, 14, 26, 0.7);
            color: rgba(255, 255, 255, 0.9);
            padding: 10px 14px;
            font-size: 13px;
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, 0.12);
        }

        .split-copy h2 {
            font-size: clamp(26px, 3.4vw, 36px);
            font-weight: 800;
            margin-bottom: 16px;
            line-height: 1.3;
        }

        .split-copy .split-lead {
            color: var(--c-text-2);
            font-size: 16px;
            margin-bottom: 22px;
            line-height: 1.85;
        }

        .split-copy ul {
            display: grid;
            gap: 14px;
        }

        .split-copy li {
            position: relative;
            padding-left: 24px;
            color: var(--c-text);
            font-size: 15px;
            line-height: 1.7;
        }

        .split-copy li::before {
            content: "";
            position: absolute;
            left: 4px;
            top: 10px;
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--c-primary);
            box-shadow: 0 0 0 4px rgba(242, 92, 40, 0.12);
        }

        .split-copy li strong {
            font-weight: 700;
        }

        .split-cta {
            margin-top: 28px;
        }

        /* ===== Ways / paths ===== */
        .ways-card {
            background: white;
            border: 1px solid var(--c-line);
            border-radius: var(--r-lg);
            padding: 26px;
            display: flex;
            gap: 20px;
            align-items: flex-start;
            transition: transform .2s, box-shadow .2s;
        }

        .ways-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }

        .ways-card .num {
            flex: 0 0 auto;
            font-size: 13px;
            font-weight: 800;
            color: #fff;
            background: var(--c-deep-2);
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            letter-spacing: -0.03em;
        }

        .ways-card h3 {
            font-size: 18px;
            font-weight: 800;
            margin-bottom: 8px;
        }

        .ways-card p {
            font-size: 14px;
            color: var(--c-text-2);
            line-height: 1.8;
        }

        .ways-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }

        /* ===== note band ===== */
        .note-band {
            background: linear-gradient(100deg, #fff4ee 0%, #fff7f5 50%, #eef9f7 100%);
            border: 1px solid rgba(242, 92, 40, 0.2);
            border-radius: var(--r-lg);
            padding: 32px 34px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 32px;
        }

        .note-band h3 {
            font-size: 22px;
            font-weight: 800;
        }

        .note-band p {
            margin-top: 8px;
            color: var(--c-text-2);
            font-size: 15px;
        }

        .note-list {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: flex-end;
        }

        .note-list span {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #fff;
            border: 1px solid var(--c-line);
            border-radius: 999px;
            padding: 8px 16px;
            font-size: 14px;
            color: var(--c-text);
            box-shadow: var(--shadow-sm);
        }

        .note-list svg {
            width: 17px;
            height: 17px;
            stroke: var(--c-cyan);
            fill: none;
            stroke-width: 2;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 880px;
            margin: 0 auto;
            display: grid;
            gap: 12px;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--c-line);
            border-radius: var(--r-md);
            overflow: hidden;
            transition: box-shadow .2s, border-color .2s;
        }

        .faq-item:hover {
            border-color: #ccd4e3;
        }

        .faq-item[open] {
            box-shadow: var(--shadow-md);
            border-color: transparent;
        }

        .faq-item summary {
            position: relative;
            list-style: none;
            padding: 18px 54px 18px 20px;
            cursor: pointer;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary h3 {
            font-size: 16px;
            font-weight: 700;
            line-height: 1.5;
            display: inline;
            color: var(--c-text);
        }

        .faq-item summary::after {
            content: "";
            position: absolute;
            right: 20px;
            top: 24px;
            width: 11px;
            height: 11px;
            border-right: 2px solid var(--c-text-2);
            border-bottom: 2px solid var(--c-text-2);
            transform: rotate(45deg);
            transition: transform .2s;
        }

        .faq-item[open] summary::after {
            transform: rotate(225deg);
            top: 28px;
        }

        .faq-answer {
            padding: 0 46px 20px 20px;
            color: var(--c-text-2);
            font-size: 15px;
            line-height: 1.85;
        }

        .faq-answer p + p {
            margin-top: 10px;
        }

        /* ===== CTA ===== */
        .final-cta {
            background: var(--c-deep);
            padding: 70px 0;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .final-cta::before {
            content: "";
            position: absolute;
            top: -80px;
            left: 8%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(242, 92, 40, 0.22), transparent 65%);
            pointer-events: none;
        }

        .final-cta::after {
            content: "";
            position: absolute;
            right: -80px;
            bottom: -100px;
            width: 340px;
            height: 340px;
            background: radial-gradient(circle, rgba(20, 184, 167, 0.18), transparent 60%);
            pointer-events: none;
        }

        .final-cta .inner {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 36px;
        }

        .final-cta h2 {
            font-size: clamp(24px, 3.4vw, 36px);
            font-weight: 800;
            line-height: 1.3;
        }

        .final-cta p {
            color: rgba(255, 255, 255, 0.7);
            margin-top: 12px;
            max-width: 620px;
        }

        .final-cta .cta-btns {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: flex-end;
        }

        /* ===== footer ===== */
        .site-footer {
            background: #101629;
            color: rgba(255, 255, 255, 0.7);
            padding: 64px 0 36px;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 30px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .site-footer h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .site-footer ul li {
            margin-bottom: 10px;
            font-size: 14px;
        }

        .site-footer a {
            color: rgba(255, 255, 255, 0.58);
            transition: color .2s, padding-left .2s;
        }

        .site-footer a:hover {
            color: var(--c-gold);
            padding-left: 2px;
        }

        .footer-brand .brand {
            margin-bottom: 16px;
        }

        .footer-brand .brand .brand__name {
            color: #fff;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.9;
            color: rgba(255, 255, 255, 0.54);
            max-width: 340px;
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            padding-top: 24px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.42);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.48);
        }

        /* ===== mobile cta ===== */
        .mobile-cta {
            display: none;
        }

        @media (max-width: 1279px) {
            .feature-grid {
                grid-template-columns: repeat(4, 1fr);
                gap: 14px;
            }

            .feature-card {
                padding: 20px 16px;
            }

            .cat-banner .inner {
                grid-template-columns: 1.2fr 0.8fr;
                gap: 28px;
            }
        }

        @media (max-width: 1139px) {
            .header-row {
                grid-template-columns: auto 1fr auto;
                gap: 16px;
            }

            .header-actions .login-link {
                display: none;
            }

            .header-actions .btn {
                padding: 0 16px;
            }
        }

        @media (max-width: 1023px) {
            .desktop-header {
                display: none;
            }

            .mobile-header {
                display: flex;
                height: 64px;
                align-items: center;
                justify-content: space-between;
                padding: 0 14px 0 18px;
                border-bottom: 1px solid var(--c-line);
                background: #fff;
            }

            .mobile-header .brand__mark {
                width: 36px;
                height: 36px;
                border-radius: 12px;
            }

            .mobile-header .brand__mark svg {
                width: 18px;
                height: 18px;
            }

            .mobile-header .brand__name {
                font-size: 20px;
            }

            .mh-right {
                display: flex;
                align-items: center;
                gap: 6px;
            }

            .icon-btn {
                width: 42px;
                height: 42px;
                display: inline-flex;
                align-items: center;
                justify-content: center;
                border-radius: 12px;
                color: var(--c-text);
                transition: background .2s, color .2s;
            }

            .icon-btn:hover {
                background: var(--c-bg);
                color: var(--c-primary);
            }

            .icon-btn svg {
                width: 20px;
                height: 20px;
                fill: none;
                stroke: currentColor;
                stroke-width: 2;
                stroke-linecap: round;
                stroke-linejoin: round;
            }

            .m-search-panel {
                display: none;
                padding: 12px;
                border-bottom: 1px solid var(--c-line);
                background: #fff;
            }

            .m-search-panel.active {
                display: block;
            }

            .m-search-panel .search-form {
                max-width: 100%;
                height: 44px;
                background: var(--c-bg);
                border: 1px solid var(--c-line);
            }

            .drawer-over {
                display: none;
            }

            .drawer-layer {
                display: block;
                position: fixed;
                top: 0;
                left: 0;
                width: min(420px, 88vw);
                height: 100dvh;
                background: #fff;
                z-index: 1001;
                transform: translateX(-100%);
                transition: transform .28s ease;
                padding: 18px 22px;
                overflow-y: auto;
            }

            .drawer-layer.open {
                transform: translateX(0);
                box-shadow: 24px 0 60px rgba(0, 0, 0, 0.22);
            }

            .drawer-layer .drawer-brand-row {
                display: flex;
                align-items: center;
                justify-content: space-between;
                margin-bottom: 20px;
            }

            .drawer-layer .drawer-close {
                width: 38px;
                height: 38px;
                border-radius: 10px;
                display: flex;
                align-items: center;
                justify-content: center;
                color: var(--c-text-2);
                background: var(--c-bg);
            }

            .drawer-layer .drawer-close svg {
                width: 17px;
                height: 17px;
                stroke-width: 2;
                fill: none;
                stroke: currentColor;
                stroke-linecap: round;
            }

            .drawer-nav {
                display: grid;
                gap: 4px;
                margin-bottom: 20px;
            }

            .drawer-nav a {
                display: flex;
                align-items: center;
                min-height: 48px;
                padding: 0 12px;
                border-radius: 12px;
                font-size: 17px;
                font-weight: 700;
                color: var(--c-text);
            }

            .drawer-nav a.active {
                background: rgba(242, 92, 40, 0.1);
                color: var(--c-primary);
            }

            .drawer-nav a:hover {
                background: var(--c-bg);
            }

            .drawer-cta {
                display: grid;
                gap: 12px;
            }

            .drawer-cta .btn {
                width: 100%;
            }

            .drawer-cta .login-btn {
                display: flex;
                align-items: center;
                justify-content: center;
                min-height: 44px;
                border-radius: 999px;
                border: 1px solid var(--c-line);
                color: var(--c-text);
                font-weight: 700;
                font-size: 15px;
            }

            .drawer-mask {
                display: block;
                position: fixed;
                inset: 0;
                background: rgba(7, 10, 20, 0.5);
                z-index: 1000;
                opacity: 0;
                visibility: hidden;
                transition: opacity .25s, visibility .25s;
            }

            .drawer-mask.show {
                opacity: 1;
                visibility: visible;
            }

            body.no-scroll {
                overflow: hidden;
            }

            .cat-banner .inner {
                grid-template-columns: 1fr 420px;
                padding-right: 0;
            }

            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .process-steps {
                grid-template-columns: repeat(2, 1fr);
            }

            .split-grid {
                grid-template-columns: 1fr;
            }

            .ways-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .site-footer .footer-grid {
                grid-template-columns: 1.4fr 1fr 1fr;
                gap: 28px;
            }

            .note-band {
                flex-direction: column;
                align-items: flex-start;
            }

            .final-cta .inner {
                flex-direction: column;
                align-items: flex-start;
            }

            .final-cta .cta-btns {
                justify-content: flex-start;
            }
        }

        @media (max-width: 767px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .cat-banner {
                padding: 48px 0 56px;
                background-image: linear-gradient(180deg, rgba(14, 21, 38, 0.9) 0%, rgba(10, 14, 28, 0.68) 65%, rgba(10, 14, 28, 0.88)), url('/assets/images/backpic/back-1.webp');
                background-size: auto, auto, cover;
                background-position: center, center, center;
            }

            .cat-banner .inner {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .cat-banner h1 {
                font-size: clamp(28px, 8vw, 42px);
            }

            .cat-banner .lead {
                font-size: 15px;
            }

            .banner-btns .btn {
                width: 100%;
                justify-content: center;
            }

            .ticket-card {
                max-width: none;
                margin: 0;
            }

            .section {
                padding: 52px 0;
            }

            .section-head {
                margin-bottom: 28px;
            }

            .feature-grid {
                grid-template-columns: 1fr;
            }

            .process-steps {
                grid-template-columns: 1fr;
            }

            .ways-grid {
                grid-template-columns: 1fr;
            }

            .split-grid {
                gap: 26px;
            }

            .split-copy h2 {
                font-size: 24px;
            }

            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
                padding-bottom: 20px;
            }

            .footer-brand p {
                max-width: none;
            }

            .mobile-cta {
                display: flex;
                position: fixed;
                left: 0;
                right: 0;
                bottom: 0;
                z-index: 900;
                align-items: center;
                gap: 12px;
                height: 64px;
                padding: 0 14px calc(10px + env(safe-area-inset-bottom));
                background: rgba(11, 16, 27, 0.96);
                backdrop-filter: blur(8px);
                border-top: 1px solid rgba(255, 255, 255, 0.12);
                transition: transform .3s ease;
            }

            .mobile-cta.hide {
                transform: translateY(110%);
            }

            .mobile-cta .m-cta-text {
                flex: 1;
                min-width: 0;
                color: #fff;
                line-height: 1.4;
            }

            .mobile-cta .m-cta-text strong {
                display: block;
                font-size: 14px;
                font-weight: 800;
            }

            .mobile-cta .m-cta-text small {
                font-size: 12px;
                color: rgba(255, 255, 255, 0.54);
            }

            .mobile-cta a {
                flex: 0 0 auto;
                min-height: 40px;
                padding: 0 18px;
                border-radius: 999px;
                color: #fff;
                font-weight: 700;
                font-size: 14px;
                background: var(--c-primary);
                display: inline-flex;
                align-items: center;
                justify-content: center;
            }

            .footer-bottom {
                margin-bottom: 70px;
                flex-direction: column;
            }

            .final-cta {
                padding: 48px 0 70px;
            }

            .note-band {
                padding: 22px 18px;
            }
        }

        @media (max-width: 400px) {
            .header-row {
                gap: 12px;
            }

            .brand__name {
                font-size: 18px;
            }

            .brand__mark {
                width: 36px;
                height: 36px;
            }
        }

/* roulang page: category2 */
:root{
  --c-primary:#f25c28;
  --c-primary-dark:#d84716;
  --c-neon:#14b8a7;
  --c-gold:#f6c453;
  --c-deep:#0e1526;
  --c-deep2:#1b2540;
  --c-bg:#f7f8fb;
  --c-card:#ffffff;
  --c-text:#1b2130;
  --c-text-weak:#767f8e;
  --c-border:#e5e9f2;
  --c-header-bg:rgba(255,255,255,.96);
  --radius-lg:20px;
  --radius-md:14px;
  --radius-sm:10px;
  --shadow-sm:0 1px 2px rgba(14,18,38,.04), 0 8px 24px -12px rgba(14,18,38,.08);
  --shadow-hover:0 12px 28px -12px rgba(14,18,38,.16), 0 2px 6px rgba(14,18,38,.06);
  --space-section:96px;
  --font-stack:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font-stack);
  font-size:16px;
  line-height:1.8;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;font-size:inherit}
ul{list-style:none}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--c-primary);color:#fff;border:1px solid transparent;
  height:44px;padding:0 22px;border-radius:999px;font-weight:600;line-height:1;
  transition:background .2s,transform .2s,box-shadow .2s;cursor:pointer;white-space:nowrap;
}
.btn:hover{background:var(--c-primary-dark);transform:translateY(-2px);box-shadow:0 8px 20px -8px rgba(242,92,40,.55)}
.btn:active{transform:scale(.98)}
.btn:focus-visible{outline:3px solid rgba(242,92,40,.35);outline-offset:2px}
.btn-outline{background:transparent;border-color:rgba(255,255,255,.65);color:#fff}
.btn-outline:hover{background:rgba(255,255,255,.12);border-color:#fff;box-shadow:none}
/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:100;background:var(--c-header-bg);border-bottom:1px solid var(--c-border);backdrop-filter:blur(8px)}
.desktop-header{display:block}
.header-row{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:28px;min-height:76px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand__mark{
  display:flex;align-items:center;justify-content:center;width:42px;height:42px;
  background:var(--c-deep);border-radius:12px;color:#fff;flex-shrink:0;
}
.brand__mark svg{width:22px;height:22px;fill:var(--c-neon);stroke:var(--c-gold);stroke-width:.6}
.brand__name{font-size:23px;font-weight:800;letter-spacing:.5px;color:var(--c-text);line-height:1.2}
.brand__name small{font-size:16px;font-weight:600;color:var(--c-primary);margin-left:2px}
.search-wrap{max-width:640px;width:100%;justify-self:center}
.search-form{
  display:flex;align-items:center;height:46px;border:1.5px solid #d8deeb;border-radius:999px;
  background:#fff;padding:0 17px;gap:9px;transition:border-color .2s,box-shadow .2s;
}
.search-form:hover{border-color:#b9c2d4}
.search-form:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 4px rgba(242,92,40,.12)}
.search-form svg{width:19px;height:19px;color:#9aa4b5;flex-shrink:0}
.search-form input{flex:1;border:none;outline:none;background:transparent;font-size:15px;color:var(--c-text)}
.search-form input::-webkit-search-cancel-button{display:none}
.header-actions{display:flex;align-items:center;gap:14px;justify-self:end}
.login-link{font-size:14px;color:var(--c-text-weak);transition:color .2s;white-space:nowrap}
.login-link:hover{color:var(--c-primary)}
.cat-nav{border-top:1px solid #eef1f5}
.cat-nav .inner{display:flex;align-items:center;height:50px;gap:28px;overflow-x:auto;scrollbar-width:none}
.cat-nav .inner::-webkit-scrollbar{display:none}
.cat-nav ul{display:flex;gap:26px;white-space:nowrap}
.cat-nav li a{display:block;line-height:50px;font-size:15px;font-weight:500;color:#3e4656;position:relative;transition:color .2s}
.cat-nav li a::after{content:"";position:absolute;left:0;right:100%;bottom:-1px;height:3px;border-radius:3px;background:var(--c-primary);transition:right .2s}
.cat-nav li a:hover{color:var(--c-primary)}
.cat-nav li a:hover::after{right:0}
.cat-nav li.active a{color:var(--c-primary);font-weight:700}
.cat-nav li.active a::after{right:0}
.hot-link{margin-left:auto;font-size:13px;font-weight:600;color:var(--c-neon);white-space:nowrap;background:rgba(20,184,167,.08);padding:5px 14px;border-radius:999px;transition:background .2s}
.hot-link:hover{background:rgba(20,184,167,.16)}
/* 移动导航 */
.mobile-header{display:none}
.m-icon-btn{
  width:40px;height:40px;display:flex;align-items:center;justify-content:center;
  border:1px solid var(--c-border);background:#fff;border-radius:12px;color:var(--c-text);cursor:pointer;transition:all .2s;
}
.m-icon-btn:hover{border-color:var(--c-primary);color:var(--c-primary)}
.m-icon-btn svg{width:20px;height:20px}
.m-search-layer{display:none;position:fixed;top:64px;left:0;right:0;z-index:115;background:#fff;padding:14px 16px;box-shadow:0 14px 30px rgba(14,18,38,.12)}
.m-search-layer.open{display:block}
.m-search-layer .search-form{width:100%;max-width:none}
.m-drawer-mask{position:fixed;inset:0;background:rgba(14,18,38,.5);opacity:0;visibility:hidden;transition:.25s;z-index:130}
.m-drawer-mask.open{opacity:1;visibility:visible}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:140;width:min(86vw,360px);background:#fff;
  transform:translateX(100%);transition:transform .3s cubic-bezier(.4,0,.2,1);
  display:flex;flex-direction:column;box-shadow:-12px 0 30px rgba(14,18,38,.12);visibility:hidden;
}
.mobile-drawer.open{transform:translateX(0);visibility:visible}
.m-drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 16px;border-bottom:1px solid var(--c-border)}
.m-drawer-head .brand__name{font-size:19px}
.m-drawer-close{width:38px;height:38px;display:flex;align-items:center;justify-content:center;border:none;background:#f2f4f8;border-radius:10px;cursor:pointer}
.mobile-nav-list{padding:12px 8px;flex:1;overflow-y:auto}
.mobile-nav-list li a{display:flex;align-items:center;justify-content:space-between;padding:13px 14px;font-size:16px;border-radius:12px;color:var(--c-text);font-weight:500;transition:.2s}
.mobile-nav-list li.active a{background:rgba(242,92,40,.09);color:var(--c-primary);font-weight:700}
.mobile-nav-list li a:active{background:rgba(242,92,40,.16)}
.m-drawer-actions{padding:14px 16px 20px;display:grid;gap:10px;border-top:1px solid #f0f1f4}
.m-drawer-actions .btn{width:100%}
.m-drawer-actions .login-link{text-align:center}
/* ---------- 分类页主视觉 ---------- */
.site-main{background:var(--c-bg)}
.cat-banner{
  position:relative;background-image:url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center;
  color:#fff;isolation:isolate;padding:84px 0 60px;
}
.cat-banner::before{
  content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(10,14,28,.94) 15%,rgba(16,26,48,.82) 55%,rgba(30,42,72,.6) 100%);z-index:-1;
}
.cat-banner-inner{max-width:800px}
.crumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:14px;color:rgba(255,255,255,.48);margin-bottom:8px;
}
.crumb a{color:rgba(255,255,255,.72);transition:color .2s}
.crumb a:hover{color:#fff}
.crumb i{font-style:normal;color:rgba(255,255,255,.28)}
.crumb em{font-style:normal;color:#fff;font-weight:600}
.cat-banner h1{font-size:56px;line-height:1.18;font-weight:800;margin-bottom:20px;letter-spacing:.5px;color:#fff}
.cat-banner .lead{
  font-size:18px;line-height:2;color:rgba(255,255,255,.76);max-width:680px;margin-bottom:30px;
}
.banner-actions{display:flex;flex-wrap:wrap;gap:14px}
.banner-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.banner-tags span{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:500;color:rgba(255,255,255,.66);background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);padding:5px 13px;border-radius:999px}
.banner-tags span b{color:#fff;font-weight:700}
/* ---------- 常规版块 ---------- */
.section{padding:var(--space-section) 0}
.section-light{background:#fff}
.section-muted{background:var(--c-bg)}
.section-head{max-width:760px;margin:0 auto 50px;text-align:center}
.section-head .eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:1px;color:var(--c-neon);background:rgba(20,184,167,.08);border-radius:999px;padding:5px 14px;margin-bottom:14px}
.section-head h2{font-size:36px;line-height:1.3;font-weight:800;color:var(--c-text);margin-bottom:14px}
.section-head p{font-size:16px;color:var(--c-text-weak);line-height:1.9}
/* ---------- 分类说明 + 配图 ---------- */
.venue-intro{background:#fff;border-bottom:1px solid #eef0f5}
.venue-intro .split{
  display:grid;grid-template-columns:1.02fr 1fr;gap:60px;align-items:center;
}
.venue-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm)}
.venue-media img{width:100%;height:420px;object-fit:cover}
.venue-media .shotline{
  position:absolute;left:14px;bottom:14px;background:rgba(14,18,38,.72);color:#fff;font-size:13px;
  padding:6px 14px;border-radius:999px;border:1px solid rgba(255,255,255,.18);
}
.intro-copy .tagline{font-size:14px;color:var(--c-neon);font-weight:700;letter-spacing:.8px;margin-bottom:12px;display:inline-block}
.intro-copy h2{font-size:30px;line-height:1.4;font-weight:800;margin-bottom:22px}
.intro-copy h2 span{color:var(--c-primary)}
.intro-copy p{color:#545d6b;line-height:2;margin-bottom:15px}
.intro-copy ul{margin-top:20px;display:grid;gap:14px}
.intro-copy li{position:relative;padding-left:0;display:flex;gap:12px;align-items:flex-start;line-height:1.75;color:#444c5a}
.intro-copy li i{width:10px;height:10px;border-radius:50%;background:var(--c-neon);margin-top:11px;flex-shrink:0;box-shadow:0 0 0 4px rgba(20,184,167,.13)}
.intro-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:30px;padding-top:22px;border-top:1px solid #eef0f3}
.intro-stats div strong{display:block;font-size:25px;font-weight:800;color:var(--c-text);font-variant-numeric:tabular-nums}
.intro-stats div span{font-size:13px;color:var(--c-text-weak)}
/* ---------- 场馆分类 ---------- */
.venue-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.venue-card{
  background:#fff;border-radius:var(--radius-lg);overflow:hidden;border:1px solid #ecf0f5;
  box-shadow:var(--shadow-sm);transition:transform .25s,box-shadow .25s;position:relative;
}
.venue-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}
.venue-card figure{position:relative;overflow:hidden;aspect-ratio:16/9;background:#eef1f5}
.venue-card figure img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.venue-card:hover figure img{transform:scale(1.04)}
.venue-card .tag{
  position:absolute;left:14px;top:14px;background:var(--c-deep);color:#fff;font-size:13px;padding:5px 12px;border-radius:999px;display:inline-flex;align-items:center;gap:6px;z-index:2;
}
.venue-card .tag.green{background:var(--c-neon)}
.venue-card .tag.gold{background:var(--c-gold);color:var(--c-deep)}
.venue-card .v-body{padding:22px 24px 24px}
.venue-card .v-body h3{font-size:20px;font-weight:700;margin-bottom:10px}
.venue-card .v-body p{font-size:15px;color:var(--c-text-weak);line-height:1.85;min-height:80px}
.venue-card .v-meta{
  display:flex;align-items:center;justify-content:space-between;padding-top:16px;margin-top:6px;
  border-top:1px dashed #e6eaf1;font-size:14px;color:var(--c-text-weak);
}
.venue-card .v-meta .link-arrow{color:var(--c-primary);font-weight:600;display:inline-flex;align-items:center;gap:5px;transition:gap .2s}
.venue-card .v-meta .link-arrow:hover{gap:8px}
.venue-card .v-meta .link-arrow i{font-style:normal;font-size:16px}
/* ---------- 深色特征带 ---------- */
.feature-band{background:var(--c-deep);background-image:url('/assets/images/backpic/back-1.webp');background-size:cover;background-position:center;color:#fff;position:relative;isolation:isolate}
.feature-band::before{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(8,12,26,.93),rgba(14,21,42,.9));z-index:-1}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:34px}
.feature-grid .feature__heading{grid-column:1/-1;text-align:center;margin-bottom:26px}
.feature-grid .feature__heading h2{font-size:34px;font-weight:800;margin-bottom:10px}
.feature-grid .feature__heading p{color:rgba(255,255,255,.6);font-size:16px}
.feature-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:18px;padding:28px 26px;transition:background .25s,border-color .25s,transform .25s}
.feature-card:hover{background:rgba(255,255,255,.1);border-color:rgba(20,184,167,.32);transform:translateY(-3px)}
.feature-card .fc-num{display:block;font-size:13px;font-weight:700;letter-spacing:1px;color:var(--c-neon);margin-bottom:22px}
.feature-card .fc-icon{width:46px;height:46px;border-radius:12px;background:rgba(20,184,167,.14);color:var(--c-neon);display:flex;align-items:center;justify-content:center;margin-bottom:17px}
.feature-card .fc-icon svg{width:23px;height:23px}
.feature-card h3{font-size:19px;font-weight:700;margin-bottom:10px}
.feature-card p{font-size:14.5px;color:rgba(255,255,255,.65);line-height:1.9}
/* ---------- 预约流程 ---------- */
.process-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step}
.process-item{
  background:#fff;border-radius:18px;border:1px solid var(--c-border);padding:26px 22px;position:relative;
  box-shadow:var(--shadow-sm);transition:transform .25s,box-shadow .25s;
}
.process-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.process-item::before{
  counter-increment:step;content:"0" counter(step);position:absolute;top:18px;right:20px;
  font-size:15px;font-weight:800;color:#edf0f5;
}
.process-item .p-icon{
  width:50px;height:50px;border-radius:14px;background:rgba(242,92,40,.1);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;margin-bottom:18px;
}
.process-item .p-icon svg{width:25px;height:25px}
.process-item h3{font-size:17px;font-weight:700;margin-bottom:9px}
.process-item p{font-size:14px;color:var(--c-text-weak);line-height:1.8}
.process-note{
  margin-top:30px;text-align:center;background:rgba(20,184,167,.07);border:1px dashed rgba(20,184,167,.28);
  border-radius:16px;padding:18px 20px;font-size:14.5px;color:#2b4b45;line-height:1.8;
}
/* ---------- FAQ ---------- */
.faq-list{max-width:880px;margin:0 auto;display:grid;gap:12px}
.faq-item{background:#fff;border:1px solid var(--c-border);border-radius:16px;overflow:hidden;transition:border-color .2s,box-shadow .2s}
.faq-item:hover{border-color:#d5dbe8}
.faq-item details>summary{
  list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:20px 24px;transition:background .2s;
}
.faq-item details>summary::-webkit-details-marker{display:none}
.faq-item summary h3{font-size:17px;font-weight:600;color:var(--c-text);line-height:1.6}
.faq-item .plus{width:30px;height:30px;display:flex;align-items:center;justify-content:center;position:relative;flex-shrink:0;border-radius:50%;background:#f0f2f6;transition:background .2s,transform .2s}
.faq-item .plus::before,.faq-item .plus::after{content:"";position:absolute;background:#4a5262;border-radius:2px;transition:background .2s}
.faq-item .plus::before{width:12px;height:2px}
.faq-item .plus::after{width:2px;height:12px}
.faq-item details[open] summary .plus{transform:rotate(135deg);background:var(--c-primary)}
.faq-item details[open] summary .plus::before,.faq-item details[open] summary .plus::after{background:#fff}
.faq-item .faq-body{padding:0 24px 22px;font-size:15px;color:var(--c-text-weak);line-height:1.95;border-top:1px solid #f1f3f7}
.faq-item .faq-body p{padding-top:16px}
.faq-item summary:hover h3{color:var(--c-primary)}
/* ---------- 底部 CTA ---------- */
.bottom-cta{
  background:linear-gradient(120deg,var(--c-deep),var(--c-deep2) 60%,#233150);padding:82px 0;color:#fff;text-align:center;position:relative;overflow:hidden;
}
.bottom-cta::before{
  content:"";position:absolute;width:500px;height:500px;left:-120px;top:-200px;border-radius:50%;
  background:radial-gradient(circle,rgba(20,184,167,.14),transparent 70%);
}
.bottom-cta::after{
  content:"";position:absolute;width:420px;height:420px;right:-90px;bottom:-200px;border-radius:50%;
  background:radial-gradient(circle,rgba(242,92,40,.13),transparent 70%);
}
.bottom-cta .container{position:relative;z-index:2}
.bottom-cta h2{font-size:34px;line-height:1.4;font-weight:800;margin-bottom:16px}
.bottom-cta p{color:rgba(255,255,255,.68);font-size:16px;max-width:650px;margin:0 auto 32px}
.bottom-cta .btn-lg{height:52px;padding:0 36px;background:#fff;color:var(--c-deep);font-size:16px;border-radius:999px}
.bottom-cta .btn-lg:hover{background:var(--c-gold);color:var(--c-deep)}
/* ---------- Footer ---------- */
.site-footer{background:#0b1120;color:#aab2c2;padding:72px 0 0;font-size:14px}
.site-footer a{transition:.2s}
.site-footer a:hover{color:#fff}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr 1.2fr;gap:44px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-brand .brand{margin-bottom:18px}
.footer-brand p{color:rgba(255,255,255,.55);line-height:1.95;margin-top:12px;max-width:300px}
.site-footer h4{font-size:15px;color:#fff;font-weight:600;margin-bottom:17px;letter-spacing:.4px}
.site-footer ul li{margin-bottom:10px}
.site-footer ul li a{color:rgba(255,255,255,.52)}
.site-footer ul li a:hover{color:var(--c-primary)}
.site-footer .brand__mark{width:38px;height:38px;background:var(--c-primary)}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;padding:22px 0;color:rgba(255,255,255,.36);font-size:13px}
/* ---------- 移动端固定条 ---------- */
.mobile-cta-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:120;background:#fff;
  padding:10px 16px calc(10px + env(safe-area-inset-bottom));align-items:center;justify-content:space-between;
  border-top:1px solid var(--c-border);box-shadow:0 -10px 30px rgba(14,18,38,.08);transition:transform .3s;
}
.mobile-cta-bar.hidden{transform:translateY(120%)}
.mobile-cta-bar .mcb-text{line-height:1.45}
.mobile-cta-bar strong{display:block;font-size:14.5px;color:var(--c-text)}
.mobile-cta-bar span{font-size:12px;color:var(--c-text-weak)}
.mobile-cta-bar .btn{height:38px;border-radius:999px;padding:0 20px;font-size:14px}
/* ---------- 响应式 ---------- */
@media(max-width:1240px){
  .header-row{grid-template-columns:auto 1fr auto;gap:20px}
  .cat-nav .inner{gap:20px}
}
@media(max-width:1024px){
  .desktop-header{display:none}
  .mobile-header{display:flex;align-items:center;justify-content:space-between;height:64px;padding:0 16px}
  .site-main{margin-top:0}
  .cat-banner{padding-top:64px;padding-bottom:48px}
  .cat-banner h1{font-size:42px}
  .venue-intro .split{grid-template-columns:1fr;gap:38px}
  .venue-media img{height:340px}
  .venue-grid{grid-template-columns:repeat(2,1fr);gap:20px}
  .feature-grid{grid-template-columns:repeat(3,1fr);gap:24px}
  .process-steps{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:repeat(3,1fr);gap:38px}
  .footer-grid .footer-brand{grid-column:1/-1}
  :root{--space-section:76px}
}
@media(max-width:768px){
  .search-wrap{display:none}
  :root{--space-section:60px}
  .section-head h2{font-size:28px}
  .cat-banner h1{font-size:34px}
  .cat-banner .lead{font-size:16px}
  .venue-grid{grid-template-columns:1fr}
  .feature-grid{grid-template-columns:1fr}
  .process-steps{grid-template-columns:1fr;gap:16px}
  .mobile-cta-bar{display:flex}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:28px}
  .footer-bottom{justify-content:center;text-align:center}
  .intro-stats{grid-template-columns:repeat(2,1fr);gap:16px}
  .banner-tags{max-width:480px}
  .section-head{margin-bottom:34px}
}
@media(max-width:480px){
  .header-row{min-height:64px}
  .venue-media img,.venue-media{aspect-ratio:4/3}
  .venue-media img{height:auto}
  .cat-banner{padding-top:44px}
  .cat-banner h1{font-size:30px}
  .section-head h2{font-size:24px}
  .bottom-cta h2{font-size:25px}
  .footer-grid{grid-template-columns:1fr;gap:22px}
  .mobile-cta-bar span{display:none}
  .mobile-cta-bar strong{font-size:13.5px}
}
@media(max-width:360px){
  .container{padding:0 15px}
  .venue-card .v-body p{min-height:auto}
}

/* roulang page: category3 */
:root{
  --c-primary:#f25c28;
  --c-primary-dark:#d84716;
  --c-primary-light:#fff1ec;
  --c-teal:#14b8a7;
  --c-gold:#f6c453;
  --c-dark:#0e1526;
  --c-dark-2:#1b2540;
  --c-bg-light:#f7f8fb;
  --c-card:#ffffff;
  --c-text:#1b2130;
  --c-text-2:#767f8e;
  --c-border:#e5e9f2;
  --radius-lg:18px;
  --radius-md:12px;
  --radius-sm:10px;
  --shadow-card:0 1px 2px rgba(14,18,38,.04),0 8px 24px -10px rgba(14,18,38,.08);
  --shadow-hover:0 8px 18px rgba(14,18,38,.10),0 22px 40px -18px rgba(14,18,38,.16);
  --font-main:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
  --space-section:96px;
  --space-section-sm:60px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-main);
  background:var(--c-bg-light);
  color:var(--c-text);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  font-size:16px;
}
a{color:inherit;text-decoration:none;transition:color .2s ease}
img{max-width:100%;display:block}
button,input,select{font-family:inherit}
button:focus-visible,input:focus-visible,a:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px}
.container{max-width:1240px;margin:0 auto;padding:0 20px}

/* 顶部导航 */
.site-header{
  position:sticky;top:0;z-index:999;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--c-border);
  box-shadow:0 1px 12px rgba(14,18,38,.04);
}
.site-header .desktop-header{display:block}
.header-row{
  display:grid;
  grid-template-columns:220px minmax(320px,1fr) auto;
  align-items:center;
  gap:28px;
  padding-top:14px;padding-bottom:14px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:9px;
  flex-shrink:0;
}
.brand__mark{
  width:40px;height:40px;
  border-radius:11px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:var(--c-dark);
  color:#fff;
  flex-shrink:0;
}
.brand__mark svg{
  width:22px;height:22px;
  fill:none;
  stroke:currentColor;
  stroke-width:1.7;
  stroke-linecap:round;
  stroke-linejoin:round;
}
.brand__mark svg path:first-child{fill:var(--c-primary);stroke:none}
.brand__name{
  font-weight:800;font-size:20px;color:var(--c-dark);
  line-height:1.15;
  letter-spacing:.02em;
}
.brand__name small{
  display:block;
  font-size:10px;font-weight:500;color:var(--c-text-2);
  letter-spacing:.16em;
  margin-top:2px;
  text-transform:uppercase;
}
.search-wrap{
  position:relative;
  min-width:0;
}
.search-form{
  display:flex;
  align-items:center;
  background:#f4f6fb;
  border:1.5px solid #dfe4ee;
  border-radius:48px;
  height:46px;
  padding:0 6px 0 16px;
  transition:border-color .2s,box-shadow .2s,background .2s;
  max-width:640px;
}
.search-form .icon{
  width:18px;height:18px;
  color:#8b93a7;
  margin-right:8px;
  flex-shrink:0;
}
.search-form input{
  border:none;
  outline:none;
  background:transparent;
  flex:1;
  font-size:14.5px;
  color:var(--c-text);
  min-width:0;
}
.search-form input::placeholder{color:#98a0b3}
.search-form:focus-within{
  border-color:var(--c-primary);
  background:#fff;
  box-shadow:0 0 0 4px rgba(242,92,40,.10);
}
.header-actions{
  display:flex;
  align-items:center;
  gap:18px;
  white-space:nowrap;
}
.login-link{
  color:var(--c-text-2);
  font-size:14px;
}
.login-link:hover{color:var(--c-primary)}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:var(--c-primary);
  color:#fff;
  border:none;
  font-size:14.5px;
  font-weight:700;
  padding:10px 19px;
  border-radius:48px;
  cursor:pointer;
  transition:background .2s,transform .15s,box-shadow .2s;
  box-shadow:0 6px 16px -6px rgba(242,92,40,.55);
  line-height:1.3;
}
.btn:hover{background:var(--c-primary-dark);transform:translateY(-1px);box-shadow:0 10px 22px -8px rgba(242,92,40,.6)}
.btn:active{transform:scale(.97)}
.btn--ghost{
  background:transparent;
  border:1.5px solid rgba(255,255,255,.8);
  color:#fff;
  box-shadow:none;
}
.btn--ghost:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff;box-shadow:none}
.cat-nav{
  border-top:1px solid var(--c-border);
  background:rgba(255,255,255,.88);
}
.cat-nav .inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  min-height:50px;
}
.cat-nav ul{
  list-style:none;
  display:flex;
  align-items:center;
  gap:6px;
  flex-wrap:wrap;
}
.cat-nav ul li a{
  display:inline-flex;
  align-items:center;
  height:44px;
  padding:0 10px;
  font-size:15px;
  font-weight:500;
  color:#4d5668;
  position:relative;
  border-radius:8px;
}
.cat-nav ul li a::after{
  content:"";
  position:absolute;
  left:14px;
  right:14px;
  bottom:6px;
  height:3px;
  border-radius:3px;
  background:var(--c-primary);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .22s cubic-bezier(.4,0,.2,1);
}
.cat-nav ul li a:hover{color:var(--c-primary);background:#fff7f4}
.cat-nav ul li a:hover::after{transform:scaleX(1)}
.cat-nav ul li.active a{
  color:var(--c-primary);
  font-weight:700;
}
.cat-nav ul li.active a::after{transform:scaleX(1)}
.cat-nav .hot-link{
  font-size:13px;
  color:var(--c-primary);
  border:1px solid rgba(242,92,40,.3);
  background:#fff7f4;
  border-radius:30px;
  padding:5px 14px;
  font-weight:600;
  white-space:nowrap;
}
.cat-nav .hot-link:hover{
  background:var(--c-primary);
  color:#fff;
}

/* 移动头部 */
.mobile-header{
  display:none;
}
.mobile-menu-panel{
  display:none;
}
.mobile-search-layer{
  display:none;
}

/* 通用标题 */
.section-title-block{
  text-align:center;
  max-width:720px;
  margin:0 auto 44px;
}
.section-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:var(--c-primary-light);
  color:var(--c-primary);
  font-size:13px;
  font-weight:700;
  padding:6px 16px;
  border-radius:30px;
  margin-bottom:14px;
  letter-spacing:.04em;
}
.section-title{
  font-size:34px;
  line-height:1.25;
  font-weight:800;
  color:var(--c-dark);
  letter-spacing:-.01em;
}
.section-sub{
  color:var(--c-text-2);
  font-size:16px;
  margin-top:14px;
  line-height:1.8;
}
.text-primary{color:var(--c-primary)}

/* Band inner */
.cat-hero{
  position:relative;
  background:#121a2e;
  color:#fff;
  overflow:hidden;
}
.cat-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(ellipse at 78% 18%,rgba(242,92,40,.26),transparent 48%),
    radial-gradient(ellipse at 15% 78%,rgba(20,184,167,.14),transparent 45%),
    #121a2e;
  opacity:.95;
  z-index:0;
}
.cat-hero .hero-bg{
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  opacity:.18;
  z-index:0;
}
.cat-hero .container{
  position:relative;
  z-index:2;
  padding-top:72px;
  padding-bottom:72px;
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:56px;
  align-items:center;
}
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:rgba(242,92,40,.18);
  border:1px solid rgba(242,92,40,.5);
  color:#ffd6c8;
  font-size:13px;
  border-radius:40px;
  padding:7px 18px;
  font-weight:600;
  margin-bottom:24px;
  backdrop-filter:none;
}
.hero-badge .pipe{
  width:5px;height:5px;
  background:var(--c-primary);
  border-radius:50%;
}
.cat-hero h1{
  font-size:52px;
  line-height:1.18;
  font-weight:900;
  letter-spacing:-.02em;
  margin-bottom:22px;
}
.cat-hero h1 span{
  color:var(--c-primary);
}
.hero-copy{
  font-size:17px;
  line-height:1.9;
  color:rgba(255,255,255,.78);
  max-width:530px;
  margin-bottom:28px;
}
.hero-actions{
  display:flex;
  gap:16px;
  flex-wrap:wrap;
  margin-top:8px;
}
.hero-notes{
  display:flex;
  gap:26px;
  margin-top:45px;
  flex-wrap:wrap;
}
.hero-note-item{
  display:flex;
  align-items:baseline;
  gap:8px;
  font-size:13px;
  color:rgba(255,255,255,.6);
}
.hero-note-item .num{
  font-size:28px;
  font-weight:800;
  color:#fff;
  font-variant-numeric:tabular-nums;
}
.hero-note-item .num i{color:var(--c-primary);font-style:normal}
.hero-card{
  position:relative;
  border-radius:20px;
  background:rgba(22,30,55,.85);
  border:1px solid rgba(255,255,255,.12);
  margin:12px;
  padding:18px;
  box-shadow:0 25px 50px -12px rgba(0,0,0,.5);
}
.hero-card img{
  border-radius:14px;
  width:100%;
  height:auto;
  object-fit:cover;
  max-height:240px;
  margin-bottom:16px;
}
.card-vsline{font-size:12px;color:rgba(255,255,255,.45);margin-bottom:10px;letter-spacing:.1em;font-weight:700}
.hero-card h3{color:#fff;font-size:19px;font-weight:800;margin-bottom:8px}
.hero-card p{font-size:13px;line-height:1.7;color:rgba(255,255,255,.65)}
.hero-card .card-tag-row{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
  margin-top:14px;
}
.tag-chip{border-radius:30px;padding:5px 14px;font-size:12px;background:rgba(255,255,255,.12);color:#fff}

/* 信息板 */
.intro-section{padding:var(--space-section) 0}
.intro-wrap{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:start;
}
.intro-left h2{
  font-size:32px;
  line-height:1.3;
  font-weight:800;
  color:var(--c-dark);
  margin-bottom:18px;
}
.intro-left p{
  color:var(--c-text-2);
  line-height:2;
  margin-bottom:16px;
}
.intro-note{
  border-left:4px solid var(--c-primary);
  background:#f3f8ff;
  padding:15px 24px;
  border-radius:0 14px 14px 0;
  color:#3d4657;
  font-size:15px;
}
.intro-right{
  background:var(--c-dark);
  border-radius:22px;
  padding:36px 32px;
  color:#fff;
  position:relative;
  overflow:hidden;
}
.intro-right::after{
  content:"";
  position:absolute;
  right:-50px;
  bottom:-50px;
  width:190px;height:190px;
  border-radius:50%;
  background:rgba(242,92,40,.22);
  filter:blur(34px);
}
.intro-right h3{
  font-size:22px;
  font-weight:800;
  margin-bottom:24px;
  display:flex;
  align-items:center;
  gap:8px;
}
.red-dot{width:10px;height:10px;background:var(--c-primary);border-radius:50%;display:inline-block}
.feature-point{
  display:flex;
  gap:14px;
  padding:14px 0;
  border-bottom:1px solid rgba(255,255,255,.08);
  font-size:15px;
}
.feature-point:last-child{border-bottom:none}
.fp-mark{
  background:rgba(242,92,40,.2);
  border-radius:50%;
  min-width:34px;height:34px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-weight:900;
  color:var(--c-primary);
}
.feature-point p{
  color:rgba(255,255,255,.72);
  line-height:1.75;
}
.feature-point p strong{color:#fff;font-weight:700}

/* 课程板块 */
.courses-section{
  background:#fff;
  padding:96px 0;
}
.course-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
  margin-top:28px;
}
.course-card{
  background:var(--c-bg-light);
  border:1px solid var(--c-border);
  border-radius:18px;
  padding:18px;
  transition:transform .22s,box-shadow .25s,border-color .25s;
}
.course-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
  border-color:transparent;
  background:#fff;
}
.course-card img{
  border-radius:14px;
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  margin-bottom:20px;
  background:#e9edf5;
}
.card-head{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:12px;
  margin-bottom:14px;
}
.card-index{
  font-weight:900;
  font-size:26px;
  color:var(--c-primary);
  font-variant-numeric:tabular-nums;
}
.card-tag{
  background:#eef2f7;
  color:#576274;
  font-size:12px;
  border-radius:30px;
  padding:4px 13px;
  font-weight:600;
}
.card-tag.hot{
  background:#fff3e6;
  color:#e07800;
}
.course-card h3{
  font-size:21px;
  color:var(--c-dark);
  font-weight:800;
  margin-bottom:8px;
  letter-spacing:-.01em;
}
.course-card .desc{
  color:var(--c-text-2);
  font-size:14.5px;
  line-height:1.8;
  margin-bottom:16px;
}
.course-meta{
  display:flex;
  flex-wrap:wrap;
  gap:16px;
  font-size:13px;
  color:var(--c-text-2);
  border-top:1px dashed var(--c-border);
  padding-top:14px;
  margin-bottom:14px;
}
.learn-link{
  font-weight:700;
  font-size:14px;
  color:var(--c-primary);
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.learn-link i{
  font-style:normal;
  transition:transform .2s;
  display:inline-block;
}
.learn-link:hover i{
  transform:translateX(4px);
}

/* 白底 / 浅色交替 */
.coaches-section{
  background:var(--c-bg-light);
  padding:96px 0;
}
.split-card{
  display:grid;
  grid-template-columns:1fr 1fr;
  background:#fff;
  border-radius:22px;
  overflow:hidden;
  box-shadow:0 0 0 1px var(--c-border);
  margin-bottom:24px;
}
.split-card.reverse .split-left{order:2}
.split-left{min-height:280px;position:relative}
.split-left img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.split-right{padding:44px}
.split-right .eyebrow{
  color:var(--c-primary);
  font-size:13px;
  font-weight:800;
  letter-spacing:.08em;
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-bottom:10px;
}
.split-right h3{
  font-size:26px;
  font-weight:800;
  color:var(--c-dark);
  margin-bottom:16px;
  line-height:1.35;
}
.split-right p{color:var(--c-text-2);line-height:1.9;margin-bottom:20px}
.list-dots{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px 30px;
  list-style:none;
  margin:12px 0 20px;
}
.list-dots li{
  display:flex;
  gap:8px;
  font-size:14.5px;
  color:#3a4255;
  align-items:flex-start;
}
.list-dots li::before{
  content:"";
  width:7px;height:7px;
  border-radius:50%;
  background:var(--c-primary);
  flex-shrink:0;
  margin-top:10px;
}

/* 数据带 */
.stat-band{
  background:var(--c-dark);
  color:#fff;
  padding:54px 0;
}
.stat-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:32px;
}
.stat-item{
  text-align:center;
  border-right:1px solid rgba(255,255,255,.1);
  padding:6px 12px;
}
.stat-item:last-child{border-right:none}
.stat-num{
  font-size:36px;
  font-weight:900;
  font-variant-numeric:tabular-nums;
  color:#fff;
  letter-spacing:-.02em;
}
.stat-num span{color:var(--c-primary);margin:0 2px}
.stat-item p{
  color:rgba(255,255,255,.55);
  font-size:14px;
  margin-top:6px;
}

/* 流程 */
.process-section{
  background:#fff;
  padding:96px 0;
}
.steps-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  margin-top:34px;
  counter-reset:step-counter;
}
.step-box{
  border:1px solid var(--c-border);
  border-radius:18px;
  background:var(--c-bg-light);
  padding:30px 24px;
  position:relative;
  transition:background .25s,box-shadow .25s;
}
.step-box:hover{
  background:#fff;
  box-shadow:var(--shadow-hover);
  border-color:transparent;
}
.step-num{
  width:46px;height:46px;
  background:var(--c-dark);
  color:#fff;
  border-radius:14px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:900;
  font-size:20px;
  margin-bottom:20px;
  position:relative;
}
.step-box:hover .step-num{background:var(--c-primary)}
.step-box h3{
  font-size:19px;
  font-weight:800;
  margin-bottom:10px;
  color:var(--c-dark);
}
.step-box p{
  font-size:14.5px;
  color:var(--c-text-2);
  line-height:1.85;
}

/* FAQ */
.faq-section{
  padding:96px 0;
  background:var(--c-bg-light);
}
.faq-grid{
  max-width:860px;
  margin:0 auto;
}
.faq-card{
  background:#fff;
  border:1px solid var(--c-border);
  border-radius:14px;
  padding:22px 28px;
  margin-bottom:14px;
  transition:box-shadow .2s;
  cursor:pointer;
}
.faq-card:hover{box-shadow:var(--shadow-card)}
.faq-question{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:20px;
}
.faq-question h3{
  font-size:16.5px;
  font-weight:700;
  color:var(--c-dark);
  display:flex;
  gap:12px;
  align-items:flex-start;
}
.faq-q-num{
  color:var(--c-primary);
  font-style:normal;
  font-weight:900;
  flex-shrink:0;
}
.faq-icon{
  width:28px;height:28px;
  flex-shrink:0;
  border:1px solid var(--c-border);
  border-radius:50%;
  position:relative;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  transition:transform .25s,border-color .25s;
}
.faq-card.open .faq-icon{transform:rotate(45deg);border-color:var(--c-primary)}
.faq-icon::before,.faq-icon::after{
  content:"";
  position:absolute;
  background:var(--c-text-2);
}
.faq-icon::before{width:10px;height:2px}
.faq-icon::after{width:2px;height:10px}
.faq-card .faq-answer{
  max-height:0;
  overflow:hidden;
  transition:max-height .35s ease,margin .25s;
}
.faq-card.open .faq-answer{
  max-height:400px;
  margin-top:14px;
  border-top:1px solid #f0f2f7;
  padding-top:14px;
}
.faq-answer p{
  color:var(--c-text-2);
  line-height:1.9;
  font-size:15px;
}

/* CTA条 */
.cta-section{
  background:linear-gradient(110deg,#f25c28,#e14f1a);
  padding:0;
  position:relative;
  overflow:hidden;
}
.cta-band{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:40px;
  padding:64px 20px;
}
.cta-section .container{position:relative;z-index:1}
.cta-section::after{
  content:"";
  position:absolute;
  right:-70px;top:-70px;
  width:240px;height:240px;
  background:rgba(255,255,255,.12);
  border-radius:50%;
}
.cta-section h2{
  font-size:28px;
  font-weight:900;
  color:#fff;
  line-height:1.35;
  letter-spacing:-.02em;
}
.cta-section h2 small{
  display:block;
  font-size:15px;
  font-weight:500;
  color:rgba(255,255,255,.8);
  margin-top:8px;
  letter-spacing:0;
}
.cta-btn-group{white-space:nowrap;display:flex;gap:14px}
.cta-btn-light{
  background:#fff;
  color:#d84716;
  border:2px solid #fff;
  padding:13px 27px;
  border-radius:48px;
  font-weight:800;
  font-size:16px;
  transition:transform .15s,background .2s;
  box-shadow:0 8px 14px -8px rgba(0,0,0,.25);
}
.cta-btn-light:hover{background:#fff7f2;transform:translateY(-2px)}
.cta-btn-ghost{
  background:transparent;
  color:#fff;
  border:2px solid rgba(255,255,255,.9);
  padding:12px 24px;
  border-radius:48px;
  font-weight:700;
  font-size:16px;
}
.cta-btn-ghost:hover{background:rgba(255,255,255,.15)}

/* 页脚 */
.site-footer{
  background:var(--c-dark);
  color:rgba(255,255,255,.66);
  padding:72px 0 0;
  font-size:14px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.7fr repeat(3,1fr) 1fr;
  gap:38px;
  padding-bottom:46px;
}
.footer-brand .brand{margin-bottom:18px}
.footer-brand p{
  color:rgba(255,255,255,.5);
  line-height:1.9;
  max-width:260px;
  font-size:13.5px;
}
.site-footer h4{
  font-size:15px;
  font-weight:700;
  color:#fff;
  margin-bottom:16px;
  letter-spacing:.02em;
  display:flex;
  gap:6px;
}
.site-footer h4::before{
  content:"";
  width:3px;
  height:16px;
  background:var(--c-primary);
  border-radius:2px;
}
.site-footer ul{list-style:none}
.site-footer ul li{margin-bottom:10px}
.site-footer a{color:rgba(255,255,255,.55);transition:color .2s,padding-left .2s}
.site-footer a:hover{color:#fff;padding-left:3px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.07);
  padding:24px 0;
  display:flex;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(255,255,255,.34);
}
.site-footer .brand__name{color:#fff}
.site-footer .brand__name small{color:rgba(255,255,255,.4)}
.top-link{
  color:#fff !important;
  font-size:13px;
  border:1px solid rgba(255,255,255,.2);
  padding:6px 16px;
  border-radius:20px;
}
.top-link:hover{background:var(--c-primary);border-color:var(--c-primary)}

/* 移动固定条 */
.mobile-fixed-bar{
  display:none;
}

/* 响应式 */
@media (max-width:1200px){
  .header-row{
    grid-template-columns:190px 1fr auto;
    gap:15px;
  }
  .search-form input{font-size:13px}
  .cta-band{padding:56px 20px}
  .footer-grid{
    grid-template-columns:1fr 1fr 1fr;
    gap:32px;
  }
}
@media (max-width:1024px){
  .desktop-header{
    display:none;
  }
  .mobile-header{
    display:flex;
    align-items:center;
    justify-content:space-between;
    height:66px;
    padding:0 20px;
    background:#fff;
    border-bottom:1px solid var(--c-border);
    gap:10px;
  }
  .mh-icon-btn{
    width:40px;height:40px;
    border:1px solid var(--c-border);
    background:#fff;
    border-radius:12px;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    cursor:pointer;
    transition:all .2s;
    color:var(--c-dark);
    padding:0;
  }
  .mh-icon-btn:hover{border-color:var(--c-primary);color:var(--c-primary)}
  .mh-icon-btn svg{width:19px;height:19px}
  .mobile-search-layer{
    display:block;
    background:#fff;
    padding:0;
    max-height:0;
    overflow:hidden;
    transition:max-height .25s ease;
    border-bottom:none;
  }
  .mobile-search-layer.show{
    max-height:120px;
    padding:14px 20px;
    border-bottom:1px solid var(--c-border);
  }
  .mobile-search-layer .search-form{width:100%;max-width:100%}
  .mobile-menu-panel{
    display:block;
    background:#fff;
    max-height:0;
    overflow:hidden;
    transition:max-height .3s ease;
    box-shadow:0 10px 30px rgba(0,0,0,.08);
  }
  .mobile-menu-panel.show{max-height:380px}
  .mobile-menu-panel ul{
    list-style:none;
    padding:10px 20px 20px;
    display:grid;
    grid-template-columns:1fr;
  }
  .mobile-menu-panel li a{
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:13px 2px;
    border-bottom:1px solid #f1f3f8;
    font-size:15px;
    font-weight:600;
    color:var(--c-dark);
  }
  .mobile-menu-panel li:last-child a{border-bottom:none}
  .mobile-menu-panel li.active a{color:var(--c-primary)}
  .mobile-menu-panel .m-cta{margin-top:14px}
  .mobile-menu-panel .m-cta .btn{width:100%}
  .mobile-menu-panel .m-login{
    text-align:center;
    margin-top:12px;
    font-size:14px;
    color:var(--c-text-2);
  }
  .cat-hero .container{
    grid-template-columns:1fr;
    padding-top:56px;
    padding-bottom:48px;
  }
  .hero-card{
    max-width:560px;
    margin:10px 0 0;
  }
  .section-title{font-size:28px}
  .course-grid{
    grid-template-columns:repeat(2,1fr);
  }
  .split-card,.split-card.reverse{
    grid-template-columns:1fr;
  }
  .split-card.reverse .split-left{order:0}
  .split-left{
    min-height:230px;
    position:static;
  }
  .split-left img{position:static;height:auto;max-height:400px}
  .steps-grid{
    grid-template-columns:repeat(2,1fr);
  }
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:24px}
  .stat-item{border-right:none}
  .footer-grid{
    grid-template-columns:1fr 1fr;
  }
  .cta-band{
    flex-direction:column;
    padding:50px 20px;
    text-align:center;
  }
}
@media (max-width:768px){
  :root{--space-section:62px}
  .cat-hero h1{
    font-size:34px;
    line-height:1.26;
  }
  .hero-copy{font-size:15px}
  .header-row{padding:10px 20px}
  .hero-note-item .num{font-size:24px}
  .section-title{font-size:25px;line-height:1.4}
  .section-sub{font-size:15px;line-height:1.8}
  .course-grid{grid-template-columns:1fr}
  .intro-wrap{
    grid-template-columns:1fr;
    gap:30px;
  }
  .intro-right{padding:28px 22px}
  .cards-single-col{grid-template-columns:1fr}
  .list-dots{grid-template-columns:1fr;gap:7px}
  .stat-grid{grid-template-columns:1fr 1fr}
  .steps-grid{grid-template-columns:1fr;gap:16px}
  .cta-band h2{font-size:23px}
  .cta-btn-group{
    flex-direction:column;
    width:100%;
    gap:12px;
  }
  .cta-btn-light,.cta-btn-ghost{width:100%;justify-content:center}
  .footer-grid{
    grid-template-columns:1fr;
    gap:18px;
    padding-bottom:24px;
  }
  .site-footer{padding-top:48px}
  .footer-bottom{flex-direction:column;text-align:center}
  .split-right{padding:28px 22px}
  .mobile-fixed-bar{
    display:flex;
    position:fixed;
    bottom:0;
    left:0;
    width:100%;
    min-height:62px;
    background:rgba(10,14,28,.96);
    backdrop-filter:blur(10px);
    border-top:1px solid rgba(255,255,255,.08);
    z-index:999;
    align-items:center;
    padding:10px 16px calc(10px + env(safe-area-inset-bottom));
    gap:14px;
    transform:translateY(0);
    transition:transform .22s;
    color:#fff;
    font-size:13px;
  }
  .mobile-fixed-bar.hidden-bar{
    transform:translateY(120%);
  }
  .mobile-fixed-bar strong{
    display:block;
    font-size:14px;
    font-weight:700;
    color:#fff;
  }
  .mobile-fixed-bar .mf-btn{
    background:var(--c-primary);
    color:#fff;
    border:none;
    padding:10px 24px;
    border-radius:40px;
    font-weight:800;
    font-size:14px;
    white-space:nowrap;
    transition:background .2s;
  }
  .mobile-fixed-bar .mf-btn:hover{background:var(--c-primary-dark)}
  .cat-hero .container{padding-top:46px;padding-bottom:42px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .stat-num{font-size:28px}
  .cta-section::after{display:none}
  .course-meta{gap:10px;flex-wrap:wrap}
  .cat-hero h1{font-size:29px}
  .split-right h3{font-size:21px}
}