/* roulang page: index */
:root {
        --c-primary: #F0452A;
        --c-primary-deep: #C82F18;
        --c-coral: #FF7A45;
        --c-gold: #FFC24B;
        --c-accent: #FFBB33;
        --c-sage: #4E8D5C;
        --c-brown: #692416;
        --c-dark: #1C201F;
        --c-dark-warm: #272016;
        --c-page: #FBF8F5;
        --c-card: #FFFFFF;
        --c-text: #23262F;
        --c-subtext: #6B7480;
        --c-muted: #9AA1AB;
        --c-line: #ECE7E2;
        --grad-brand: linear-gradient(120deg, #F0452A 0%, #FF7A45 42%, #FFC24B 100%);
        --shadow-card: 0 1px 2px rgba(35, 38, 47, .04), 0 8px 24px rgba(35, 38, 47, .06);
        --shadow-card-hover: 0 4px 8px rgba(35, 38, 47, .06), 0 14px 30px rgba(240, 69, 42, .08);
        --shadow-cta: 0 18px 40px rgba(28, 14, 6, .18);
        --radius-xl: 32px;
        --radius-lg: 24px;
        --radius-md: 16px;
        --radius-pill: 999px;
        --ease: cubic-bezier(.22, .68, .28, .99);
    }

    * {
        box-sizing: border-box;
    }

    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: "PingFang SC", "HarmonicOS Sans SC", "Microsoft YaHei UI", "Microsoft YaHei", system-ui, "Segoe UI", sans-serif;
        margin: 0;
        color: var(--c-text);
        background-color: var(--c-page);
        line-height: 1.8;
        font-size: 16px;
        -webkit-font-smoothing: antialiased;
        min-height: 100vh;
    }

    a {
        color: inherit;
        text-decoration: none;
        transition: color .18s ease;
    }

    a:focus-visible,
    button:focus-visible,
    input:focus-visible {
        outline: 2px solid var(--c-primary);
        outline-offset: 4px;
        border-radius: 4px;
    }

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

    button {
        font-family: inherit;
        cursor: pointer;
        border: 0;
    }

    input {
        font-family: inherit;
        outline: 0;
    }

    .container {
        width: min(1180px, calc(100% - 48px));
        margin-inline: auto;
    }

    .section-pad {
        padding-top: clamp(72px, 9vw, 112px);
        padding-bottom: clamp(72px, 9vw, 112px);
    }

    .site-wrap {
        background:
            radial-gradient(circle at 12% 4%, rgba(240, 69, 42, .045), transparent 26rem),
            radial-gradient(circle at 90% 30%, rgba(255, 194, 75, .04), transparent 25rem),
            var(--c-page);
    }

    /* Header */
    .site-header {
        position: sticky;
        top: 0;
        z-index: 50;
        background: rgba(255, 255, 255, .82);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        border-bottom: 1px solid rgba(236, 231, 226, .85);
        transition: box-shadow .2s ease;
        height: 80px;
        display: flex;
        align-items: center;
    }

    .site-header.is-scrolled {
        box-shadow: 0 8px 24px rgba(35, 38, 47, .06);
    }

    .site-header .header-row {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 24px;
    }

    .brand-mark {
        flex-shrink: 0;
        display: flex;
        align-items: center;
        gap: 10px;
        font-weight: 900;
        font-size: 19px;
        letter-spacing: -0.01em;
        color: var(--c-text);
        white-space: nowrap;
    }

    .brand-mark .brand-icon {
        width: 40px;
        height: 40px;
        border-radius: 13px;
        background: var(--grad-brand);
        display: inline-flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        box-shadow: 0 6px 14px rgba(240, 69, 42, .2);
        flex-shrink: 0;
    }

    .brand-mark .brand-icon svg {
        width: 22px;
        height: 22px;
    }

    .brand-dot {
        color: var(--c-primary);
    }

    .primary-nav {
        display: flex;
        align-items: center;
        gap: 34px;
        margin-left: 12px;
    }

    .primary-nav-link {
        position: relative;
        font-size: 15.5px;
        font-weight: 600;
        color: #3B4048;
        padding: 8px 0;
    }

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

    .primary-nav-link.is-active {
        color: var(--c-primary);
    }

    .primary-nav-link.is-active::after,
    .primary-nav-link:hover::after {
        content: "";
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
        bottom: 0;
        width: 22px;
        height: 4px;
        border-radius: 99px;
        background: var(--grad-brand);
        transition: all .2s ease;
    }

    .nav-actions {
        display: flex;
        align-items: center;
        gap: 14px;
    }

    .header-search {
        display: flex;
        align-items: center;
        width: 216px;
        background: #F4F1EE;
        border: 1px solid transparent;
        border-radius: var(--radius-pill);
        padding: 7px 12px;
        color: var(--c-muted);
        gap: 8px;
        transition: background .2s ease, border .2s ease;
    }

    .header-search:focus-within {
        border-color: rgba(240, 69, 42, .35);
        background: #fff;
    }

    .header-search svg {
        width: 18px;
        height: 18px;
        flex-shrink: 0;
    }

    .header-search input {
        background: transparent;
        border: 0;
        width: 100%;
        font-size: 13.5px;
        color: var(--c-text);
    }

    .header-search input::placeholder {
        color: #A7A1A0;
    }

    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        border-radius: var(--radius-pill);
        padding: 11px 20px;
        font-size: 15px;
        font-weight: 600;
        border: 1px solid transparent;
        transition: transform .15s ease, box-shadow .2s ease, filter .2s ease, background .2s ease;
        white-space: nowrap;
        line-height: 1.4;
    }

    .btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 8px 18px rgba(35, 38, 47, .10);
    }

    .btn-lg {
        padding: 15px 28px;
        font-size: 16px;
    }

    .btn-gradient {
        background: var(--grad-brand);
        color: #fff;
    }

    .btn-gradient:hover {
        filter: saturate(1.05) brightness(1.03);
        box-shadow: 0 10px 24px rgba(240, 69, 42, .24);
    }

    .btn-ghost-light {
        background: rgba(255, 255, 255, .08);
        border-color: rgba(255, 255, 255, .28);
        color: #fff;
        backdrop-filter: blur(6px);
    }

    .btn-ghost-light:hover {
        background: rgba(255, 255, 255, .16);
        box-shadow: 0 8px 22px rgba(0, 0, 0, .12);
    }

    .btn-dark-solid {
        background: #1C201F;
        color: #fff;
    }

    .btn-dark-solid:hover {
        background: #2D3431;
    }

    .nav-toggle {
        display: none;
        align-items: center;
        justify-content: center;
        width: 46px;
        height: 46px;
        color: var(--c-text);
        border-radius: 14px;
        background: #F4F1EE;
    }

    .mobile-nav {
        display: none;
        background: #fff;
        border-top: 1px solid var(--c-line);
        padding: 8px 0;
    }

    .mobile-nav a {
        display: block;
        padding: 12px 24px;
        font-weight: 600;
        color: #3B4048;
    }

    .mobile-nav a.is-active {
        color: var(--c-primary);
        background: rgba(240, 69, 42, .05);
    }

    /* Hero */
    .hero-section {
        position: relative;
        overflow: hidden;
        padding-top: clamp(50px, 7vw, 88px);
        background:
            radial-gradient(circle at 18% 0%, rgba(255, 194, 75, .10), transparent 18rem),
            radial-gradient(circle at 88% 30%, rgba(240, 69, 42, .06), transparent 25rem);
    }

    .hero-section::before {
        content: "";
        position: absolute;
        inset: auto 0 0 0;
        height: 300px;
        background: linear-gradient(to top, rgba(251, 248, 245, .46), transparent);
        pointer-events: none;
    }

    .hero-grid {
        display: grid;
        grid-template-columns: 1.08fr .92fr;
        gap: clamp(32px, 5vw, 72px);
        align-items: center;
    }

    .hero-eyebrow {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: #FFF0EA;
        color: var(--c-primary-deep);
        font-weight: 700;
        font-size: 13px;
        letter-spacing: .04em;
        padding: 6px 14px;
        border-radius: 99px;
        margin-bottom: 20px;
    }

    .hero-eyebrow .hero-dot {
        width: 6px;
        height: 6px;
        border-radius: 50%;
        background: var(--c-primary);
    }

    .hero-title {
        font-size: clamp(36px, 5vw, 66px);
        font-weight: 900;
        line-height: 1.1;
        letter-spacing: -0.025em;
        margin: 0 0 18px;
        color: #201B19;
    }

    .gradient-text {
        background: linear-gradient(110deg, #D92C18 4%, #F0452A 24%, #FF7A45 55%, #F5A83C 92%);
        -webkit-background-clip: text;
        background-clip: text;
        color: transparent;
    }

    .hero-lead {
        font-size: 17px;
        line-height: 1.9;
        color: var(--c-subtext);
        max-width: 580px;
        margin: 0 0 26px;
    }

    .hero-media {
        position: relative;
        min-height: 430px;
        border-radius: 38px;
        overflow: hidden;
        background: linear-gradient(130deg, #2C1D18 0%, #1D1B1A 52%, #0E0E0D 100%);
        box-shadow: 0 10px 36px rgba(35, 38, 47, .14);
    }

    .hero-media-bg {
        position: absolute;
        inset: 0;
        background-image: url("/assets/images/backpic/back-1.png");
        background-size: cover;
        background-position: center;
        opacity: .72;
    }

    .hero-media-overlay {
        position: absolute;
        inset: auto 0 0 0;
        padding: 28px;
        background: linear-gradient(to top, rgba(15, 13, 12, .88), rgba(15, 13, 12, .1) 75%, transparent);
        border-radius: 0 0 38px 38px;
        color: #fff;
    }

    .media-chip {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: rgba(255, 255, 255, .16);
        border: 1px solid rgba(255, 255, 255, .18);
        color: #fff;
        padding: 5px 12px;
        border-radius: 99px;
        font-size: 13px;
        margin-bottom: 10px;
        backdrop-filter: blur(10px);
    }

    .hero-media-title {
        margin: 0;
        font-size: 20px;
        font-weight: 800;
        line-height: 1.3;
    }

    .hero-media-footnote {
        font-size: 13px;
        color: rgba(255, 255, 255, .75);
        margin-top: 6px;
    }

    .hero-badges {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        margin-top: 22px;
    }

    .hero-mini-badge {
        background: #fff;
        border: 1px solid var(--c-line);
        box-shadow: var(--shadow-card);
        padding: 8px 14px;
        border-radius: 14px;
        font-size: 13px;
        font-weight: 700;
        color: #4A4E56;
    }

    ·countdown or {}
    .countdown-strip {
        position: relative;
        margin-top: 64px;
        background: #1C201F;
        border-radius: 28px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 28px;
        flex-wrap: wrap;
        padding: 22px 30px;
        color: #fff;
        box-shadow: 0 14px 38px rgba(28, 32, 31, .18);
    }

    .countdown-strip .cd-left {
        display: flex;
        gap: 14px;
        align-items: center;
        min-width: 230px;
    }

    .cd-topic {
        font-size: 17px;
        font-weight: 800;
        margin: 0;
        color: #fff;
    }

    .cd-sub {
        font-size: 13px;
        color: rgba(255, 255, 255, .64);
        letter-spacing: .02em;
    }

    .cd-count {
        display: flex;
        align-items: center;
        gap: 8px;
        flex-wrap: wrap;
    }

    .cd-digit {
        background: rgba(255, 255, 255, .07);
        border: 1px solid rgba(255, 255, 255, .08);
        border-radius: 16px;
        display: inline-flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        min-width: 64px;
        min-height: 62px;
        padding: 6px 10px;
        line-height: 1.1;
    }

    .cd-digit strong {
        font-family: "DIN Alternate", "Roboto Mono", "SFMono-Regular", Consolas, monospace;
        font-size: 26px;
        font-weight: 800;
        letter-spacing: .02em;
        color: #FFD47A;
    }

    .cd-digit span {
        font-size: 11px;
        color: rgba(255, 255, 255, .55);
        margin-top: 3px;
    }

    .cd-sep {
        font-size: 22px;
        font-weight: 900;
        color: rgba(255, 255, 255, .3);
    }

    .cd-quota {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: linear-gradient(130deg, #FFE1A0, #FFBF52);
        color: #3A2200;
        border-radius: 999px;
        padding: 7px 15px;
        font-weight: 900;
        font-size: 13px;
        box-shadow: 0 6px 18px rgba(255, 194, 75, .18);
    }

    .steps-below {
        margin-top: 42px;
        padding: 18px 0 4px;
        border-top: 1px solid var(--c-line);
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 24px;
        position: relative;
        z-index: 2;
    }

    .step-strip {
        display: flex;
        align-items: center;
        gap: 14px;
    }

    .step-mark {
        width: 44px;
        height: 44px;
        border-radius: 15px;
        background: #FFF0E9;
        color: var(--c-primary);
        display: inline-flex;
        align-items: center;
        justify-content: center;
        font-weight: 900;
        font-size: 15px;
        flex-shrink: 0;
    }

    .step-title {
        font-weight: 800;
        font-size: 16px;
        margin-bottom: 2px;
    }

    .step-desc {
        font-size: 13.5px;
        color: var(--c-subtext);
        line-height: 1.5;
    }

    /* section headings */
    .section-head {
        max-width: 780px;
        margin-bottom: 56px;
    }

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

    .section-kicker {
        font-size: 13px;
        font-weight: 700;
        letter-spacing: .05em;
        color: var(--c-primary);
        position: relative;
        display: inline-block;
        padding-left: 20px;
    }

    .section-kicker::before {
        content: "";
        position: absolute;
        left: 0;
        top: 50%;
        width: 10px;
        height: 10px;
        transform: translateY(-50%) rotate(45deg);
        background: var(--grad-brand);
        border-radius: 3px;
    }

    .section-title {
        font-size: clamp(28px, 4vw, 46px);
        line-height: 1.2;
        letter-spacing: -0.02em;
        margin: 12px 0 14px;
        color: var(--c-text);
        font-weight: 900;
    }

    .section-text {
        font-size: 16.5px;
        color: var(--c-subtext);
        line-height: 1.8;
    }

    /* Feature grid */
    .feature-area {
        background: #FFF7F2;
        border-radius: 44px;
        padding: clamp(42px, 6vw, 72px) clamp(26px, 5vw, 68px);
    }

    .feature-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 28px;
    }

    .feature-card {
        background: #fff;
        border-radius: 28px;
        border: 1px solid var(--c-line);
        box-shadow: var(--shadow-card);
        padding: 34px 30px;
        transition: transform .2s var(--ease), box-shadow .2s var(--ease);
        position: relative;
        overflow: hidden;
    }

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

    .feature-card.feature-dark {
        background: var(--c-dark);
        border-color: var(--c-dark);
        color: #fff;
    }

    .feature-dark .feature-title,
    .feature-dark .text {
        color: #fff;
    }

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

    .feature-index {
        position: absolute;
        right: 22px;
        top: 18px;
        font-size: 38px;
        font-weight: 900;
        opacity: .14;
        color: var(--c-primary);
        letter-spacing: -0.05em;
        font-family: "DIN Alternate", "Roboto Mono", monospace;
    }

    .feature-dark .feature-index {
        color: var(--c-gold);
        opacity: .3;
    }

    .feature-icon {
        width: 50px;
        height: 50px;
        border-radius: 16px;
        background: #FFF0E9;
        color: var(--c-primary);
        display: flex;
        align-items: center;
        justify-content: center;
        margin-bottom: 22px;
    }

    .feature-icon svg {
        width: 26px;
        height: 26px;
    }

    .feature-dark .feature-icon {
        background: rgba(255, 255, 255, .08);
        color: #FFC24B;
    }

    .feature-title {
        font-size: 20px;
        font-weight: 800;
        margin: 0 0 10px;
        color: var(--c-text);
    }

    .feature-desc {
        color: var(--c-subtext);
        font-size: 15px;
        line-height: 1.8;
        margin: 0;
    }

    .feature-tag {
        display: inline-flex;
        margin-top: 18px;
        background: #FFF4EC;
        color: var(--c-primary-deep);
        border-radius: 99px;
        font-size: 13px;
        font-weight: 700;
        padding: 5px 12px;
    }

    .feature-dark .feature-tag {
        background: rgba(255, 194, 75, .14);
        color: #FFD47A;
    }

    /* Gallery */
    .media-fest {
        position: relative;
    }

    .gallery-grid {
        display: grid;
        grid-template-columns: repeat(12, 1fr);
        grid-auto-rows: 112px;
        gap: 22px;
    }

    .media-card {
        position: relative;
        border-radius: 28px;
        overflow: hidden;
        box-shadow: var(--shadow-card);
        transition: transform .25s var(--ease), box-shadow .25s var(--ease);
        background: #EDE1D8;
        display: block;
    }

    .media-card:hover {
        transform: scale(1.01);
        box-shadow: var(--shadow-card-hover);
    }

    .media-card.mc-lg {
        grid-column: span 7;
        grid-row: span 4;
    }

    .media-card.mc-sm {
        grid-column: span 5;
        grid-row: span 2;
    }

    .media-card.mc-sm2 {
        grid-column: span 5;
        grid-row: span 2;
    }

    .media-card img,
    .media-card .media-ph {
        position: absolute;
        inset: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform .5s var(--ease);
    }

    .media-card:hover img,
    .media-card:hover .media-ph {
        transform: scale(1.05);
    }

    .media-card .ph-bg {
        background: linear-gradient(140deg, #F9C675, #F25A34 55%, #9A2A16);
    }

    .media-card .mc-mask {
        position: absolute;
        inset: 0;
        background: linear-gradient(to top, rgba(18, 12, 8, .76) 0%, rgba(18, 12, 8, .08) 55%, transparent 100%);
    }

    .mc-content {
        position: absolute;
        left: 22px;
        right: 22px;
        bottom: 18px;
        color: #fff;
        z-index: 2;
    }

    .mc-content .mc-chip {
        display: inline-block;
        font-size: 12px;
        background: rgba(255, 255, 255, .16);
        border: 1px solid rgba(255, 255, 255, .18);
        border-radius: 99px;
        padding: 4px 10px;
        color: #fff;
        margin-bottom: 8px;
    }

    .mc-content p {
        margin: 0;
        font-weight: 800;
        font-size: 19px;
        line-height: 1.35;
    }

    /* CTA */
    .cta-area {
        background: linear-gradient(135deg, #F8CA6E 0%, #F56A3B 32%, #B22212 75%, #3C1509 100%);
        color: #fff;
        border-radius: 48px;
        padding: clamp(42px, 6vw, 72px) clamp(24px, 5vw, 66px);
        position: relative;
        overflow: hidden;
    }

    .cta-area::after {
        content: "";
        position: absolute;
        inset: 0;
        background-image: url("/assets/images/backpic/back-3.webp");
        background-position: center right 20%;
        background-size: cover;
        opacity: .10;
        mix-blend-mode: overlay;
        pointer-events: none;
    }

    .cta-inner {
        position: relative;
        z-index: 2;
        display: grid;
        grid-template-columns: 1.05fr .95fr;
        align-items: center;
        gap: 40px;
    }

    .cta-title {
        font-size: clamp(28px, 4vw, 44px);
        font-weight: 900;
        line-height: 1.15;
        margin: 0 0 16px;
    }

    .cta-title .cta-gold {
        color: #FFE0A0;
    }

    .cta-desc {
        font-size: 16px;
        color: rgba(255, 255, 255, .82);
        max-width: 520px;
        line-height: 1.9;
    }

    .cta-action {
        display: flex;
        align-items: center;
        justify-content: flex-end;
        flex-wrap: wrap;
        gap: 16px;
    }

    .reminder-form {
        margin-top: 26px;
        display: flex;
        align-items: center;
        justify-content: flex-end;
        gap: 10px;
        position: relative;
        z-index: 2;
    }

    .field-num {
        background: rgba(255, 255, 255, .12);
        border: 1px solid rgba(255, 255, 255, .2);
        height: 46px;
        border-radius: 999px;
        padding: 0 16px;
        color: #fff;
        min-width: 158px;
        font-size: 14px;
    }

    .field-num::placeholder {
        color: rgba(255, 255, 255, .58);
    }

    .btn-white {
        background: #fff;
        color: #85230F;
    }

    .btn-white:hover {
        background: #FFF2E8;
    }

    /* FAQ */
    .faq-wrap {
        display: grid;
        grid-template-columns: minmax(0, 1fr) 260px;
        gap: 36px;
        align-items: start;
    }

    .faq-list {
        display: flex;
        flex-direction: column;
        gap: 14px;
    }

    details.faq-item {
        background: #fff;
        border: 1px solid var(--c-line);
        border-radius: 22px;
        padding: 0 24px;
        transition: border .2s ease, box-shadow .2s ease;
        overflow: hidden;
    }

    details.faq-item:hover {
        border-color: rgba(240, 69, 42, .25);
        box-shadow: var(--shadow-card);
    }

    details.faq-item[open] {
        border-color: rgba(240, 69, 42, .25);
        box-shadow: var(--shadow-card);
    }

    .faq-item summary {
        list-style: none;
        display: flex;
        align-items: center;
        gap: 14px;
        padding: 22px 0;
        font-size: 16.5px;
        font-weight: 700;
        cursor: pointer;
        color: var(--c-text);
    }

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

    .faq-q-num {
        color: var(--c-primary);
        font-weight: 900;
        background: #FFF0E9;
        width: 28px;
        height: 28px;
        font-size: 15px;
        border-radius: 10px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
    }

    .faq-item summary .faq-plus {
        margin-left: auto;
        width: 30px;
        height: 30px;
        border-radius: 50%;
        background: #F6F3F0;
        color: #6F6C6C;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 24px;
        font-weight: 300;
        transition: background .2s ease, transform .2s ease, color .2s ease;
        flex-shrink: 0;
        line-height: 1;
        padding-bottom: 2px;
    }

    .faq-item summary .faq-plus:before {
        content: "+";
    }

    details[open].faq-item summary .faq-plus {
        transform: rotate(45deg);
        background: var(--c-primary);
        color: #fff;
    }

    .faq-answer {
        padding: 0 0 20px 42px;
        font-size: 15.5px;
        line-height: 1.85;
        color: var(--c-subtext);
    }

    .faq-side-card {
        background: #24201A;
        color: #fff;
        border-radius: 26px;
        padding: 26px;
        position: sticky;
        top: 108px;
        box-shadow: 0 16px 38px rgba(35, 38, 47, .12);
    }

    .faq-side-card .card-icon {
        width: 48px;
        height: 48px;
        border-radius: 16px;
        background: rgba(255, 194, 75, .18);
        color: #FFD67C;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        margin-bottom: 16px;
    }

    .faq-side-card h3 {
        margin: 0 0 8px;
        font-size: 19px;
        font-weight: 800;
    }

    .faq-side-card p {
        color: rgba(255, 255, 255, .66);
        font-size: 14px;
        line-height: 1.7;
        margin: 0 0 20px;
    }

    /* Recent news / CMS */
    .news-section {
        background: #FFFCF9;
    }

    .news-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 28px;
        list-style: none;
        padding: 0;
        margin: 0;
    }

    .news-card {
        background: #fff;
        border: 1px solid var(--c-line);
        border-radius: 26px;
        overflow: hidden;
        display: flex;
        flex-direction: column;
        transition: transform .2s var(--ease), box-shadow .2s var(--ease);
    }

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

    .news-thumb {
        position: relative;
        overflow: hidden;
        background: #F1E5DC;
        aspect-ratio: 16 / 10;
    }

    .news-thumb img,
    .news-thumb .thumb-fallback {
        position: absolute;
        inset: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform .4s ease;
    }

    .news-card:hover .news-thumb img,
    .news-card:hover .news-thumb .thumb-fallback {
        transform: scale(1.04);
    }

    .thumb-fallback {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background: linear-gradient(145deg, #FDE3AF, #F58E55 55%, #A63B1E);
        color: #fff;
        font-weight: 900;
        font-size: 38px;
    }

    .news-content {
        padding: 20px 22px 22px;
        display: flex;
        flex-direction: column;
        flex: 1;
    }

    .news-meta {
        display: flex;
        align-items: center;
        gap: 10px;
        margin-bottom: 10px;
        font-size: 13px;
        color: var(--c-muted);
    }

    .news-cat {
        display: inline-flex;
        background: #FFF0E9;
        color: var(--c-primary-deep);
        font-size: 12.5px;
        font-weight: 700;
        border-radius: 99px;
        padding: 4px 10px;
    }

    .news-title {
        margin: 0 0 8px;
        font-size: 19px;
        font-weight: 800;
        line-height: 1.4;
        color: var(--c-text);
    }

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

    .news-excerpt {
        color: var(--c-subtext);
        font-size: 14.5px;
        line-height: 1.7;
        margin: 0 0 16px;
        flex: 1;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .news-bottom {
        display: flex;
        align-items: center;
        justify-content: space-between;
        border-top: 1px solid var(--c-line);
        padding-top: 14px;
        margin-top: auto;
    }

    .news-readmore {
        color: var(--c-primary);
        font-weight: 700;
        font-size: 14px;
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }

    .news-readmore svg {
        width: 16px;
        height: 16px;
        transition: transform .2s ease;
    }

    .news-readmore:hover svg {
        transform: translateX(3px);
    }

    .empty-state {
        border: 1px dashed #DDD2CA;
        background: #FFF9F4;
        border-radius: 28px;
        text-align: center;
        padding: 52px 18px;
        color: var(--c-muted);
    }

    .empty-state .empty-illustration {
        width: 86px;
        height: 86px;
        margin: 0 auto 18px;
        border-radius: 50%;
        background: linear-gradient(145deg, #FDE3AF, #F58E55);
        display: flex;
        align-items: center;
        justify-content: center;
        color: #fff;
    }

    .empty-state .empty-illustration svg {
        width: 42px;
        height: 42px;
    }

    .empty-state p {
        font-size: 16px;
        font-weight: 600;
        margin: 0;
        color: #6F6863;
    }

    /* Footer */
    .site-footer {
        background: #191B1A;
        color: rgba(255, 255, 255, .72);
        position: relative;
        margin-top: 20px;
    }

    .site-footer::before {
        content: "";
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 3px;
        background: linear-gradient(90deg, #F0452A, #FFBB33, #F0452A);
    }

    .footer-grid {
        display: grid;
        grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
        gap: 40px;
        padding: 64px 0 42px;
    }

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

    .footer-brand p {
        margin-top: 18px;
        font-size: 14px;
        line-height: 1.8;
        color: rgba(255, 255, 255, .52);
        max-width: 360px;
    }

    .footer-title {
        color: #fff;
        font-size: 15px;
        font-weight: 800;
        letter-spacing: .02em;
        margin: 0 0 22px;
    }

    .footer-links {
        list-style: none;
        padding: 0;
        margin: 0;
        display: grid;
        gap: 12px;
    }

    .footer-links a {
        font-size: 14.5px;
        color: rgba(255, 255, 255, .62);
        display: inline-flex;
        align-items: center;
        gap: 6px;
        transition: color .2s ease, padding .2s ease;
    }

    .footer-links a::before {
        content: "";
        width: 0;
        height: 5px;
        border-radius: 99px;
        background: var(--c-gold);
        transition: width .18s ease;
    }

    .footer-links a:hover {
        color: #fff;
        padding-left: 4px;
    }

    .footer-links a:hover::before {
        width: 10px;
    }

    .footer-service {
        background: #242623;
        border-radius: 18px;
        padding: 20px;
        font-size: 14px;
        color: rgba(255, 255, 255, .62);
        margin-top: 8px;
    }

    .footer-service strong {
        color: #fff;
        display: block;
        margin-bottom: 8px;
    }

    .footer-service .service-code {
        color: #FFD67C;
        font-weight: 800;
        margin-top: 8px;
        font-size: 13px;
    }

    .footer-bottom {
        border-top: 1px solid rgba(255, 255, 255, .08);
        padding: 22px 0;
        display: flex;
        justify-content: space-between;
        gap: 16px;
        flex-wrap: wrap;
        font-size: 13px;
        color: rgba(255, 255, 255, .3);
    }

    .back-to-top {
        background: #2A2D2B;
        border: 1px solid rgba(255, 255, 255, .1);
        color: rgba(255, 255, 255, .65);
        height: 44px;
        border-radius: 14px;
        padding: 0 18px;
        display: inline-flex;
        align-items: center;
        gap: 8px;
        font-size: 14px;
        transition: background .2s ease, color .2s ease;
    }

    .back-to-top:hover {
        background: var(--c-primary);
        color: #fff;
    }

    /* Responsive */
    @media (max-width: 1180px) {
        .primary-nav {
            gap: 18px;
        }

        .header-search {
            width: 170px;
        }
    }

    @media (max-width: 1023px) {
        .site-header {
            height: 68px;
        }

        .brand-mark {
            font-size: 17px;
        }

        .primary-nav {
            display: none;
        }

        .header-search {
            display: none;
        }

        .nav-actions .btn-nav-header {
            padding: 9px 16px;
            font-size: 14px;
        }

        .nav-toggle {
            display: inline-flex;
            margin-left: 4px;
        }
    }

    @media (max-width: 960px) {
        .hero-grid {
            grid-template-columns: 1fr;
        }

        .hero-media {
            min-height: 330px;
        }

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

        .gallery-grid {
            grid-auto-rows: 96px;
        }

        .cta-inner {
            grid-template-columns: 1fr;
        }

        .cta-action {
            justify-content: flex-start;
        }

        .reminder-form {
            justify-content: flex-start;
        }

        .faq-wrap {
            grid-template-columns: 1fr;
        }

        .faq-side-card {
            position: static;
        }

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

    @media (max-width: 620px) {
        .container {
            width: min(100% - 32px, 1180px);
        }

        .hero-eyebrow {
            font-size: 12px;
        }

        .hero-title {
            font-size: 32px;
            letter-spacing: -0.02em;
        }

        .hero-media {
            min-height: 260px;
            border-radius: 28px;
        }

        .hero-media-overlay {
            padding: 20px;
            border-radius: 0 0 28px 28px;
        }

        .countdown-strip {
            padding: 20px 18px;
            justify-content: flex-start;
        }

        .cd-digit {
            min-width: 56px;
            min-height: 54px;
        }

        .cd-digit strong {
            font-size: 22px;
        }

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

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

        .gallery-grid {
            grid-template-columns: 1fr;
            grid-auto-rows: auto;
        }

        .media-card.mc-lg,
        .media-card.mc-sm,
        .media-card.mc-sm2 {
            grid-column: auto;
            grid-row: auto;
            aspect-ratio: 16 / 10;
        }

        .cta-area,
        .feature-area {
            border-radius: 30px;
        }

        .reminder-form {
            align-items: stretch;
            flex-direction: column;
        }

        .field-num {
            width: 100%;
        }

        .faq-answer {
            padding: 0 0 18px 0;
            font-size: 15px;
        }

        .faq-item summary {
            gap: 6px;
            font-size: 15px;
        }

        .faq-q-num {
            margin-right: 6px;
        }

        .footer-grid {
            grid-template-columns: 1fr;
            padding-top: 42px;
        }

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

        .btn-nav-header {
            display: none;
        }

        .nav-header-login-mobile {
            display: inline-flex !important;
        }
    }

    .nav-header-login-mobile {
        display: none;
    }

    .visually-hidden {
        position: absolute;
        width: 1px;
        height: 1px;
        overflow: hidden;
        clip: rect(0 0 0 0);
        white-space: nowrap;
    }

/* roulang page: category1 */
:root {
            --c-primary: #F0452A;
            --c-primary-dark: #A32B12;
            --c-accent: #FFBB33;
            --c-gold: #FFC24B;
            --c-coral: #FF7A45;
            --c-page: #FBF8F5;
            --c-surface: #FFFFFF;
            --c-ink: #23262F;
            --c-muted: #6B7480;
            --c-soft: #9AA1AB;
            --c-line: #ECE7E2;
            --c-grass: #4E8D5C;
            --c-dark: #1C201F;
            --grad-brand: linear-gradient(120deg, #F0452A 0%, #FF7A45 42%, #FFC24B 100%);
            --grad-deep: linear-gradient(140deg, #1C201F 0%, #2B261D 55%, #593423 100%);
            --shadow-card: 0 1px 2px rgba(35,38,47,.04), 0 8px 24px rgba(35,38,47,.06);
            --shadow-hover: 0 4px 8px rgba(35,38,47,.06), 0 14px 30px rgba(240,69,42,.08);
        }

        * {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: "PingFang SC", "HarmonicOS Sans SC", "Microsoft YaHei UI", "Microsoft YaHei", system-ui, "Segoe UI", sans-serif;
            background: var(--c-page);
            color: var(--c-ink);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        img {
            display: block;
            max-width: 100%;
        }
        a {
            color: inherit;
            text-decoration: none;
        }
        button {
            font: inherit;
            border: 0;
            background: none;
            cursor: pointer;
        }
        ul,
        ol {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        ::selection {
            background: rgba(240, 69, 42, .2);
        }

        .wrap {
            max-width: 1220px;
            margin: 0 auto;
            padding-left: 28px;
            padding-right: 28px;
        }
        .section {
            padding: 88px 0;
        }
        .section-head {
            max-width: 760px;
            margin-bottom: 44px;
        }
        .section-head.is-center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: .1em;
            text-transform: uppercase;
            color: var(--c-primary);
        }
        .eyebrow::before {
            content: "";
            width: 18px;
            height: 2px;
            background: var(--grad-brand);
            border-radius: 999px;
        }
        .section-head h1,
        .section-head h2 {
            margin: 12px 0 12px;
            font-size: clamp(28px, 4vw, 44px);
            font-weight: 800;
            color: var(--c-ink);
            letter-spacing: -0.02em;
        }
        .section-head p {
            margin: 0;
            color: var(--c-muted);
            font-size: 16px;
            max-width: 680px;
        }

        /* 按钮 */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 22px;
            border-radius: 999px;
            font-weight: 700;
            font-size: 15px;
            line-height: 1.2;
            transition: transform .2s ease-out, box-shadow .25s ease, background .25s ease, color .25s ease;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--grad-brand);
            color: #fff;
            box-shadow: 0 6px 18px rgba(240, 69, 42, .28);
        }
        .btn-primary:hover {
            transform: translateY(-3px) rotate(-.5deg);
            box-shadow: 0 12px 28px rgba(240, 69, 42, .38);
        }
        .btn-ghost {
            background: #fff;
            color: var(--c-primary);
            border: 1.5px solid rgba(240, 69, 42, .25);
        }
        .btn-ghost:hover {
            border-color: var(--c-primary);
            background: rgba(240, 69, 42, .04);
            transform: translateY(-2px);
        }
        .btn-outline-light {
            border: 1.5px solid rgba(255,255,255,.55);
            color: #fff;
            background: rgba(255,255,255,.08);
        }
        .btn-outline-light:hover {
            background: rgba(255,255,255,.18);
            transform: translateY(-2px);
        }
        .btn-lg {
            padding: 16px 30px;
            font-size: 16px;
        }
        .btn-sm {
            padding: 10px 18px;
            font-size: 14px;
        }
        .btn:focus-visible,
        .brand-mark:focus-visible,
        .primary-nav-link:focus-visible,
        .faq-question:focus-visible {
            outline: 2px solid var(--c-primary);
            outline-offset: 3px;
        }

        /* Header */
        .site-header {
            position: relative;
            z-index: 60;
            background: rgba(255, 255, 255, .86);
            backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--c-line);
        }
        .header-inner {
            display: flex;
            align-items: center;
            gap: 24px;
            min-height: 80px;
        }
        .brand-mark {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 19px;
            font-weight: 800;
            color: var(--c-ink);
        }
        .brand-icon {
            display: inline-flex;
            width: 42px;
            height: 42px;
            align-items: center;
            justify-content: center;
            background: var(--grad-deep);
            color: var(--c-gold);
            border-radius: 14px;
            box-shadow: 0 6px 16px rgba(28, 32, 31, .18);
            flex-shrink: 0;
        }
        .brand-icon svg {
            width: 23px;
            height: 23px;
        }
        .brand-dot {
            color: var(--c-primary);
        }
        .primary-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            margin-left: auto;
        }
        .primary-nav-link {
            position: relative;
            display: inline-flex;
            align-items: center;
            padding: 10px 16px;
            border-radius: 999px;
            font-weight: 600;
            color: var(--c-muted);
            transition: color .2s ease, background .2s ease;
        }
        .primary-nav-link:hover {
            color: var(--c-primary);
            background: rgba(240, 69, 42, .06);
        }
        .primary-nav-link.is-active {
            color: var(--c-primary);
            background: rgba(240, 69, 42, .08);
        }
        .primary-nav-link.is-active::after {
            content: "";
            position: absolute;
            left: 50%;
            bottom: 2px;
            width: 6px;
            height: 6px;
            border-radius: 99px;
            background: var(--c-primary);
            transform: translateX(-50%);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .header-search {
            display: flex;
            align-items: center;
            background: #fff;
            border: 1px solid var(--c-line);
            border-radius: 999px;
            padding: 4px 4px 4px 16px;
            transition: border-color .2s, box-shadow .2s;
        }
        .header-search:focus-within {
            border-color: rgba(240, 69, 42, .55);
            box-shadow: 0 0 0 4px rgba(240, 69, 42, .08);
        }
        .header-search input {
            border: 0;
            outline: none;
            background: transparent;
            width: 150px;
            font-size: 13px;
            color: var(--c-ink);
            padding: 5px 0;
        }
        .header-search input::placeholder {
            color: var(--c-soft);
        }
        .header-search button {
            width: 36px;
            height: 36px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 999px;
            background: var(--grad-brand);
            color: #fff;
            transition: transform .2s;
        }
        .header-search button:hover {
            transform: scale(1.06);
        }
        .menu-toggle {
            display: none;
            width: 42px;
            height: 42px;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            color: var(--c-ink);
        }

        /* Mobile Nav */
        @media (max-width: 920px) {
            .primary-nav {
                display: none;
                position: absolute;
                top: 76px;
                left: 20px;
                right: 20px;
                flex-direction: column;
                align-items: stretch;
                background: #fff;
                border-radius: 24px;
                padding: 16px;
                gap: 4px;
                box-shadow: 0 20px 50px rgba(35, 38, 47, .16);
                border: 1px solid var(--c-line);
            }
            .site-header.open .primary-nav {
                display: flex;
            }
            .primary-nav-link {
                padding: 13px 16px;
            }
            .menu-toggle {
                display: inline-flex;
                margin-left: auto;
            }
            .header-search input {
                display: none;
            }
            .header-search {
                border: 0;
                padding: 0;
                background: transparent;
            }
            .header-search button {
                background: var(--c-page);
                color: var(--c-ink);
            }
            .header-actions .btn {
                display: none;
            }
            .header-actions {
                display: flex;
                margin-left: auto;
                gap: 6px;
            }
            .header-inner {
                min-height: 68px;
                gap: 12px;
            }
        }
        @media (max-width: 480px) {
            .header-actions .brand-mark span:last-child {
                font-size: 16px;
            }
        }

        /* Hero */
        .race-hero {
            background:
                radial-gradient(circle at 18% 18%, rgba(255,194,75,.18) 0, rgba(255,194,75,0) 42%),
                linear-gradient(180deg, #FFFFFF 0%, var(--c-page) 100%);
            overflow: hidden;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: minmax(0, 1.05fr) minmax(360px, .95fr);
            gap: 56px;
            padding-top: 72px;
            padding-bottom: 90px;
            align-items: center;
        }
        .hero-title {
            font-size: clamp(42px, 5vw, 68px);
            line-height: 1.08;
            letter-spacing: -0.03em;
            font-weight: 800;
            margin: 16px 0 20px;
            color: var(--c-ink);
        }
        .hero-highlight {
            display: block;
            color: transparent;
            background: var(--grad-brand);
            -webkit-background-clip: text;
            background-clip: text;
        }
        .hero-desc {
            max-width: 580px;
            font-size: 17px;
            color: var(--c-muted);
            line-height: 1.9;
            margin: 0 0 26px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 28px;
        }
        .hero-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .brand-tag {
            display: inline-flex;
            align-items: center;
            background: #fff;
            border: 1px solid var(--c-line);
            color: var(--c-ink);
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            box-shadow: var(--shadow-card);
        }
        .hero-visual {
            position: relative;
            min-height: 420px;
            border-radius: var(--radius-hero);
            background: var(--grad-deep);
            padding: 18px;
            box-shadow: 0 24px 70px rgba(28, 32, 31, .24);
            overflow: hidden;
            display: flex;
            align-items: flex-end;
        }
        .hero-visual::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(125deg, transparent 30%, rgba(255, 194, 75, .16) 100%);
            pointer-events: none;
        }
        .hero-visual img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .hero-visual-overlay {
            position: relative;
            z-index: 2;
            margin-top: auto;
            width: 100%;
            background: rgba(28, 32, 31, .58);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(255,255,255,.12);
            border-radius: 22px;
            padding: 16px 18px;
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }
        .visual-chip {
            font-size: 13px;
            color: rgba(255,255,255,.7);
            letter-spacing: .04em;
        }
        .visual-chip b {
            display: block;
            font-size: 16px;
            color: #fff;
        }

        /* Countdown */
        .race-hero-countdown {
            background: var(--c-dark);
            color: #fff;
        }
        .countdown-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            padding-top: 24px;
            padding-bottom: 24px;
        }
        .countdown-label {
            font-size: 13px;
            color: rgba(255,255,255,.7);
        }
        .countdown-label strong {
            display: block;
            color: #fff;
            font-size: 17px;
            margin-bottom: 2px;
        }
        .countdown-box {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .count-num {
            background: rgba(255,255,255,.07);
            border: 1px solid rgba(255,255,255,.1);
            border-radius: 16px;
            padding: 10px 16px;
            text-align: center;
            min-width: 64px;
            font-family: "DIN Alternate", "Roboto Mono", monospace;
            tabular-nums: true;
            font-variant-numeric: tabular-nums;
        }
        .count-num strong {
            display: block;
            font-size: 28px;
            line-height: 1.1;
            color: var(--c-gold);
        }
        .count-num span {
            font-size: 11px;
            color: rgba(255,255,255,.55);
        }
        .count-sep {
            color: rgba(255,255,255,.45);
            font-size: 20px;
        }
        .count-badge {
            background: var(--grad-brand);
            border-radius: 99px;
            padding: 8px 18px;
            font-size: 14px;
            color: #fff;
            font-weight: 700;
            white-space: nowrap;
        }
        @media (max-width: 767px) {
            .countdown-inner {
                flex-direction: column;
                align-items: stretch;
                text-align: center;
            }
            .countdown-box {
                justify-content: center;
            }
            .count-num {
                min-width: 52px;
                padding: 8px 10px;
            }
            .count-num strong {
                font-size: 22px;
            }
            .count-badge {
                display: inline-flex;
                align-self: center;
            }
        }

        /* Timeline */
        .season-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .season-card {
            background: #fff;
            border: 1px solid var(--c-line);
            border-radius: 24px;
            padding: 24px;
            min-height: 238px;
            position: relative;
            overflow: hidden;
            transition: transform .25s ease, box-shadow .25s ease;
        }
        .season-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .season-card::after {
            content: "";
            position: absolute;
            right: -24px;
            top: -24px;
            width: 100px;
            height: 100px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(240,69,42,.1), transparent 70%);
        }
        .season-seq {
            font-size: 12px;
            font-weight: 700;
            color: var(--c-primary);
            letter-spacing: .12em;
            text-transform: uppercase;
        }
        .season-name {
            font-size: 20px;
            font-weight: 800;
            margin: 14px 0 10px;
        }
        .season-time {
            font-size: 14px;
            color: var(--c-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .season-status {
            display: inline-flex;
            margin-top: 16px;
            background: #FBF1EC;
            color: var(--c-primary-dark);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 12px;
            border-radius: 99px;
        }
        @media (max-width: 1023px) {
            .season-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .season-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Featured Race */
        .bg-warm {
            background: linear-gradient(160deg, #FFF5EF 0%, var(--c-page) 100%);
        }
        .race-card-grid {
            display: grid;
            grid-template-columns: repeat(4, minmax(0, 1fr));
            gap: 20px;
        }
        .race-card {
            background: #fff;
            border: 1px solid var(--c-line);
            border-radius: 24px;
            overflow: hidden;
            transition: transform .25s ease, box-shadow .25s ease;
            display: flex;
            flex-direction: column;
        }
        .race-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .race-card-media {
            aspect-ratio: 16 / 10;
            background: var(--c-page);
            overflow: hidden;
            position: relative;
        }
        .race-card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }
        .race-card:hover .race-card-media img {
            transform: scale(1.05);
        }
        .race-card-tag {
            position: absolute;
            left: 12px;
            top: 12px;
            background: rgba(255,255,255,.92);
            backdrop-filter: blur(6px);
            font-size: 12px;
            padding: 5px 12px;
            border-radius: 99px;
            font-weight: 700;
            color: var(--c-primary-dark);
            box-shadow: var(--shadow-card);
        }
        .race-card-body {
            padding: 18px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .race-card-title {
            font-size: 17px;
            font-weight: 800;
            margin: 0 0 8px;
            line-height: 1.4;
        }
        .race-card-meta {
            display: flex;
            gap: 12px;
            font-size: 13px;
            color: var(--c-muted);
            margin-bottom: 14px;
        }
        .race-card-arrow {
            margin-top: auto;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 700;
            color: var(--c-primary);
            transition: gap .2s;
        }
        .race-card:hover .race-card-arrow {
            gap: 12px;
        }
        @media (max-width: 1090px) {
            .race-card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 560px) {
            .race-card-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Visual gallery */
        .gallery-grid {
            display: grid;
            grid-template-columns: 1.1fr .9fr;
            grid-auto-rows: 270px;
            gap: 18px;
        }
        .gallery-item {
            position: relative;
            border-radius: 28px;
            overflow: hidden;
            margin: 0;
        }
        .gallery-item:first-child {
            grid-row: span 2;
        }
        .gallery-item img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .6s ease;
        }
        .gallery-item:hover img {
            transform: scale(1.04);
        }
        .gallery-cap {
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(to top, rgba(28,32,31,.72), transparent 80%);
            color: #fff;
            padding: 36px 20px 16px;
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 12px;
        }
        .gallery-cap strong {
            font-size: 18px;
        }
        .gallery-cap span {
            font-size: 13px;
            background: rgba(255,255,255,.9);
            color: var(--c-ink);
            border-radius: 999px;
            padding: 4px 12px;
            font-weight: 700;
        }
        @media (max-width: 860px) {
            .gallery-grid {
                grid-template-columns: 1fr;
                grid-auto-rows: 230px;
            }
            .gallery-item:first-child {
                grid-row: auto;
            }
        }

        /* Steps */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, minmax(0, 1fr));
            gap: 18px;
        }
        .step-item {
            background: #fff;
            border-radius: 26px;
            padding: 28px 22px;
            border: 1px solid var(--c-line);
            box-shadow: var(--shadow-card);
            position: relative;
            transition: transform .25s ease, box-shadow .25s ease;
        }
        .step-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 16px;
            background: #FBF1EC;
            color: var(--c-primary);
            font-size: 19px;
            font-weight: 800;
            margin-bottom: 18px;
        }
        .step-title {
            font-size: 17px;
            font-weight: 700;
            margin: 0 0 6px;
        }
        .step-text {
            margin: 0;
            color: var(--c-muted);
            font-size: 14px;
        }
        @media (max-width: 1023px) {
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .steps-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Rule strip */
        .rule-strip {
            background: var(--c-dark);
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .rule-strip::before {
            content: "";
            position: absolute;
            right: -100px;
            top: -120px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255,194,75,.16), transparent 65%);
        }
        .rule-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 26px;
            padding: 52px 0;
        }
        .rule-item {
            border: 1px solid rgba(255,255,255,.12);
            border-radius: 20px;
            padding: 22px;
            background: rgba(255,255,255,.02);
        }
        .rule-item h3 {
            font-size: 16px;
            margin: 0 0 8px;
            color: var(--c-gold);
        }
        .rule-item p {
            margin: 0;
            color: rgba(255,255,255,.68);
            font-size: 14px;
        }
        @media (max-width: 860px) {
            .rule-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }

        /* Promo links */
        .promo-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        .promo-card {
            border-radius: 28px;
            padding: 34px 30px;
            background: #fff;
            border: 1px solid var(--c-line);
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 150px;
            transition: transform .25s, box-shadow .25s;
        }
        .promo-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }
        .promo-card.is-dark {
            background: var(--grad-deep);
            color: #fff;
            border: 0;
        }
        .promo-card strong {
            display: block;
            font-size: 21px;
            margin-bottom: 6px;
        }
        .promo-card p {
            margin: 0;
            font-size: 14px;
            color: var(--c-muted);
        }
        .promo-card.is-dark p {
            color: rgba(255,255,255,.66);
        }
        .promo-arrow {
            width: 50px;
            height: 50px;
            background: rgba(240,69,42,.1);
            color: var(--c-primary);
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            transition: background .25s, color .25s, transform .25s;
        }
        .promo-card:hover .promo-arrow {
            background: var(--grad-brand);
            color: #fff;
            transform: rotate(-8deg);
        }
        @media (max-width: 720px) {
            .promo-grid {
                grid-template-columns: 1fr;
            }
        }

        /* FAQ */
        .faq-layout {
            display: grid;
            grid-template-columns: minmax(0, 1fr) 260px;
            gap: 38px;
            align-items: start;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--c-line);
            border-radius: 20px;
            margin-bottom: 12px;
            overflow: hidden;
            transition: box-shadow .25s, border-color .25s;
        }
        .faq-item.open {
            border-color: rgba(240,69,42,.26);
            box-shadow: var(--shadow-card);
        }
        .faq-question {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 18px 20px;
            text-align: left;
            width: 100%;
            font-size: 16px;
            font-weight: 700;
            color: var(--c-ink);
        }
        .faq-q {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            background: #FBF1EC;
            color: var(--c-primary);
            border-radius: 10px;
            font-size: 14px;
            font-weight: 800;
            flex-shrink: 0;
        }
        .faq-toggle {
            margin-left: auto;
            width: 28px;
            height: 28px;
            position: relative;
            border-radius: 50%;
            background: var(--c-page);
            flex-shrink: 0;
        }
        .faq-toggle::before,
        .faq-toggle::after {
            content: "";
            position: absolute;
            left: 50%;
            top: 50%;
            width: 12px;
            height: 2px;
            background: var(--c-primary);
            transform: translate(-50%, -50%);
            border-radius: 9px;
            transition: transform .25s;
        }
        .faq-toggle::after {
            transform: translate(-50%, -50%) rotate(90deg);
        }
        .faq-item.open .faq-toggle::after {
            transform: translate(-50%, -50%) rotate(0deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease;
        }
        .faq-answer-inner {
            padding: 0 20px 20px 62px;
            color: var(--c-muted);
            font-size: 15px;
            line-height: 1.9;
        }
        .consult-card {
            background: #fff;
            border-radius: 24px;
            padding: 24px;
            border: 1px solid var(--c-line);
            box-shadow: var(--shadow-card);
            color: var(--c-muted);
            font-size: 14px;
            text-align: center;
        }
        .consult-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 60px;
            height: 60px;
            border-radius: 20px;
            background: var(--grad-brand);
            color: #fff;
            margin-bottom: 14px;
        }
        .consult-card strong {
            display: block;
            color: var(--c-ink);
            font-size: 17px;
            margin-bottom: 6px;
        }
        .consult-card a {
            display: inline-block;
            margin-top: 16px;
        }
        @media (max-width: 980px) {
            .faq-layout {
                grid-template-columns: 1fr;
            }
            .consult-card {
                margin-top: 8px;
            }
        }

        /* CTA */
        .join-section {
            padding: 40px 0 90px;
        }
        .join-card {
            border-radius: 36px;
            background: var(--grad-deep);
            color: #fff;
            padding: 56px;
            display: grid;
            grid-template-columns: 1.2fr .8fr;
            gap: 40px;
            align-items: center;
            position: relative;
            overflow: hidden;
        }
        .join-card::before {
            content: "";
            position: absolute;
            width: 240px;
            height: 240px;
            left: -80px;
            top: -80px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255,194,75,.18), transparent 66%);
        }
        .join-card::after {
            content: "";
            position: absolute;
            width: 300px;
            height: 300px;
            right: -120px;
            bottom: -130px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(240,69,42,.28), transparent 66%);
        }
        .join-title {
            font-size: clamp(26px, 4vw, 48px);
            font-weight: 800;
            line-height: 1.2;
            margin: 0 0 14px;
            position: relative;
            z-index: 2;
        }
        .join-title em {
            font-style: normal;
            color: var(--c-gold);
        }
        .join-desc {
            position: relative;
            z-index: 2;
            color: rgba(255,255,255,.72);
            font-size: 16px;
            max-width: 480px;
        }
        .join-actions {
            position: relative;
            z-index: 2;
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .btn-join-light {
            background: #fff;
            color: var(--c-ink);
            box-shadow: 0 12px 30px rgba(0,0,0,.18);
        }
        .btn-join-light:hover {
            transform: translateY(-3px);
            box-shadow: 0 18px 38px rgba(0,0,0,.24);
        }
        @media (max-width: 880px) {
            .join-card {
                grid-template-columns: 1fr;
                padding: 36px 28px;
            }
        }

        /* Footer */
        .site-footer {
            background: var(--c-dark);
            color: rgba(255,255,255,.76);
            font-size: 14px;
            border-top: 4px solid transparent;
            border-image: linear-gradient(90deg, var(--c-primary), var(--c-gold)) 1;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding: 64px 0 36px;
        }
        .footer-brand p {
            max-width: 340px;
            line-height: 1.8;
            color: rgba(255,255,255,.62);
            margin: 16px 0 20px;
        }
        .site-footer .brand-mark {
            color: #fff;
        }
        .footer-title {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 16px;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a {
            color: rgba(255,255,255,.66);
            transition: color .2s, padding-left .2s;
        }
        .footer-links a:hover {
            color: var(--c-gold);
            padding-left: 4px;
        }
        .footer-service {
            background: rgba(255,255,255,.04);
            border: 1px solid rgba(255,255,255,.1);
            padding: 18px;
            border-radius: 18px;
            font-size: 14px;
            line-height: 1.8;
        }
        .footer-service strong {
            color: #fff;
            display: block;
            font-size: 16px;
        }
        .service-code {
            margin-top: 12px;
            color: rgba(255,255,255,.38);
            font-size: 13px;
            border-top: 1px solid rgba(255,255,255,.08);
            padding-top: 12px;
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 14px;
            border-top: 1px solid rgba(255,255,255,.1);
            padding-top: 22px;
            padding-bottom: 26px;
            color: rgba(255,255,255,.48);
            font-size: 13px;
        }
        .back-to-top {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: rgba(255,255,255,.7);
            background: rgba(255,255,255,.06);
            padding: 9px 18px;
            border-radius: 999px;
            transition: background .2s, color .2s, transform .2s;
        }
        .back-to-top:hover {
            background: rgba(255,255,255,.12);
            color: #fff;
            transform: translateY(-2px);
        }
        @media (max-width: 1000px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                padding-top: 40px;
            }
            .footer-bottom {
                justify-content: center;
            }
        }
        @media (max-width: 980px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 30px;
                padding-top: 46px;
                padding-bottom: 52px;
            }
            .hero-visual {
                min-height: 360px;
            }
            .race-hero-countdown {
                padding-top: 12px;
                padding-bottom: 12px;
            }
        }

/* roulang page: article */
:root {
        --font-main: "PingFang SC", "HarmonicOS Sans SC", "Microsoft YaHei UI", "Microsoft YaHei", system-ui, "Segoe UI", sans-serif;
        --c-primary: #F0452A;
        --c-primary-deep: #C93420;
        --c-coral: #FF7A45;
        --c-gold: #FFBB33;
        --c-yellow: #FFC24B;
        --c-grass: #4E8D5C;
        --c-dark: #1C201F;
        --c-ink: #23262F;
        --c-muted: #6B7480;
        --c-weak: #9AA1AB;
        --c-page: #FBF8F5;
        --c-line: #ECE7E2;
        --grad-brand: linear-gradient(120deg, #F0452A 0%, #FF7A45 42%, #FFC24B 100%);
        --shadow-card: 0 1px 2px rgba(35, 38, 47, .04), 0 8px 24px rgba(35, 38, 47, .06);
        --shadow-lift: 0 4px 8px rgba(35, 38, 47, .06), 0 14px 30px rgba(240, 69, 42, .10);
        --r-xl: 32px;
        --r-lg: 22px;
        --r-md: 16px;
        --r-pill: 999px;
    }

    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
    body {
        margin: 0;
        background: var(--c-page);
        color: var(--c-ink);
        font-family: var(--font-main);
        font-size: 16px;
        line-height: 1.75;
        -webkit-font-smoothing: antialiased;
    }
    img { max-width: 100%; display: block; }
    a { color: inherit; text-decoration: none; }
    button { font-family: inherit; cursor: pointer; }
    input, textarea, select { font-family: inherit; }
    .container { max-width: 1240px; margin-inline: auto; padding-inline: 28px; }

    .skip-link {
        position: absolute; left: -999px; top: 10px; z-index: 100;
        background: var(--c-primary); color: #fff; padding: 10px 18px;
        border-radius: 999px; font-size: 14px;
    }
    .skip-link:focus { left: 14px; }

    /* ---------- Header / Nav : Shared ---------- */
    .site-header {
        position: sticky; top: 0; z-index: 80;
        background: rgba(251, 248, 245, .88);
        -webkit-backdrop-filter: blur(16px);
        backdrop-filter: blur(16px);
        border-bottom: 1px solid rgba(236, 231, 226, .9);
        transition: box-shadow .3s ease, background .3s ease;
    }
    .site-header.is-scroll { box-shadow: 0 6px 20px rgba(35, 38, 47, .06); }
    .header-inner {
        height: 80px; display: flex; align-items: center; gap: 18px;
    }
    .brand-mark {
        display: inline-flex; align-items: center; gap: 10px;
        font-weight: 800; font-size: 19px; letter-spacing: .01em;
        color: var(--c-ink); white-space: nowrap; flex-shrink: 0;
    }
    .brand-mark .brand-icon {
        width: 42px; height: 42px; border-radius: 15px;
        background: var(--grad-brand);
        display: inline-flex; align-items: center; justify-content: center;
        color: #fff; box-shadow: 0 6px 18px rgba(240, 69, 42, .26);
    }
    .brand-mark svg { width: 24px; height: 24px; }
    .brand-mark .brand-dot {
        background: var(--grad-brand);
        -webkit-background-clip: text;
        background-clip: text;
        color: transparent;
    }
    .primary-nav {
        display: flex; align-items: center; gap: 4px;
        margin-inline: auto; justify-content: center;
    }
    .primary-nav-link {
        position: relative; display: inline-flex; align-items: center;
        padding: 9px 15px; border-radius: 999px;
        font-size: 15px; font-weight: 600; color: #3A3E46;
        transition: color .2s, background .2s, transform .2s;
        white-space: nowrap;
    }
    .primary-nav-link:hover { color: var(--c-primary); background: rgba(240, 69, 42, .07); }
    .primary-nav-link.is-active { color: #fff; background: var(--grad-brand); box-shadow: 0 8px 20px rgba(240, 69, 42, .22); }
    .header-tools { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
    .header-search {
        display: inline-flex; align-items: center; gap: 7px;
        width: 200px; height: 42px; padding: 0 14px;
        border: 1px solid var(--c-line); border-radius: 999px;
        background: #fff; color: var(--c-weak); transition: border-color .2s, box-shadow .2s;
    }
    .header-search:focus-within { border-color: var(--c-primary); box-shadow: 0 0 0 4px rgba(240, 69, 42, .1); }
    .header-search svg { width: 17px; height: 17px; flex-shrink: 0; }
    .header-search input { border: 0; outline: 0; background: transparent; font-size: 13px; width: 100%; color: var(--c-ink); }
    .btn-group { display: inline-flex; gap: 10px; align-items: center; }
    .btn {
        display: inline-flex; align-items: center; justify-content: center;
        border-radius: 999px; font-weight: 700; font-size: 14px;
        padding: 12px 22px; border: 0; transition: transform .2s ease, box-shadow .2s ease, background .25s ease;
        gap: 8px; white-space: nowrap; line-height: 1.3; position: relative;
    }
    .btn svg { width: 16px; height: 16px; }
    .btn-primary {
        background: var(--grad-brand); color: #fff;
        box-shadow: 0 10px 24px rgba(240, 69, 42, .28);
    }
    .btn-primary:hover { transform: translateY(-2px) rotate(-.4deg); box-shadow: 0 14px 28px rgba(240, 69, 42, .35); }
    .btn-gold {
        background: var(--grad-brand); color: #25201a;
        background: linear-gradient(120deg, #FFD27A 0%, #FFBB33 100%);
        box-shadow: 0 10px 24px rgba(255, 187, 51, .3);
    }
    .btn-outline-light {
        background: transparent; color: #fff;
        border: 1px solid rgba(255, 255, 255, .55);
    }
    .btn-outline-light:hover { background: rgba(255, 255, 255, .1); transform: translateY(-2px); }
    .btn-light { background: #fff; color: var(--c-primary); box-shadow: 0 8px 20px rgba(0, 0, 0, .18); }
    .btn-light:hover { transform: translateY(-2px); }
    .stack-btn { display: inline-flex; gap: 6px; align-items: center; }

    .header-search { display: none; }
    .header-tools .btn { border-radius: 999px; }
    .icon-btn {
        display: inline-flex; align-items: center; justify-content: center;
        width: 42px; height: 42px; border-radius: 999px; border: 1px solid var(--c-line);
        background: #fff; color: var(--c-ink); transition: border-color .2s, transform .2s;
    }
    .icon-btn:hover { border-color: var(--c-primary); color: var(--c-primary); transform: translateY(-2px); }
    .nav-toggle {
        display: none; width: 42px; height: 42px; border-radius: 12px; border: 1px solid var(--c-line);
        background: #fff; color: var(--c-ink); flex-direction: column; align-items: center; justify-content: center; gap: 5px;
    }
    .nav-toggle span { width: 18px; height: 2px; background: currentColor; border-radius: 99px; display: block; transition: transform .25s, opacity .25s; }
    body.nav-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    body.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
    body.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

    /* ---------- Article Hero ---------- */
    .article-top {
        position: relative;
        overflow: hidden;
        color: #fff;
        background:
            radial-gradient(780px 340px at 88% -10%, rgba(255, 146, 80, .5), transparent 65%),
            radial-gradient(420px 260px at 6% 104%, rgba(240, 69, 42, .35), transparent 70%),
            linear-gradient(128deg, #171D1C 0%, #25211E 55%, #3A2A21 100%);
    }
    .article-top__back {
        position: absolute; inset: 0; width: 100%; height: 100%;
        object-fit: cover; opacity: .32; mix-blend-mode: luminosity;
    }
    .article-top__inner {
        position: relative; z-index: 2;
        padding: 48px 0 104px;
    }
    .article-crumb {
        display: flex; align-items: center; flex-wrap: wrap; gap: 8px;
        font-size: 13px; color: rgba(255, 255, 255, .62);
        margin-bottom: 28px;
    }
    .article-crumb a { transition: color .2s; display: inline-flex; align-items: center; gap: 8px; }
    .article-crumb a:hover { color: var(--c-yellow); }
    .article-crumb i { font-style: normal; color: rgba(255, 255, 255, .32); }
    .article-kicker {
        display: inline-flex; align-items: center; gap: 9px;
        font-size: 13px; letter-spacing: .08em; font-weight: 700;
        padding: 7px 16px; border-radius: 999px;
        background: rgba(255, 255, 255, .1); border: 1px solid rgba(255, 255, 255, .18);
        color: #FFD9AC; margin-bottom: 22px;
    }
    .article-kicker svg { width: 16px; height: 16px; }
    .article-top h1 {
        margin: 0; max-width: 900px;
        font-size: clamp(32px, 4.4vw, 54px);
        line-height: 1.16; font-weight: 900; letter-spacing: .01em;
        color: #fff; text-wrap: balance;
    }
    .article-top-meta {
        display: flex; align-items: center; flex-wrap: wrap; gap: 16px;
        margin-top: 26px; padding-top: 20px; border-top: 1px solid rgba(255, 255, 255, .12);
        max-width: 780px; color: rgba(255, 255, 255, .72); font-size: 13px;
    }
    .article-top-meta span { display: inline-flex; align-items: center; gap: 7px; }
    .article-top-meta svg { width: 15px; height: 15px; opacity: .7; }
    .article-top-meta b { font-weight: 600; color: rgba(255, 255, 255, .95); }

    /* ---------- Article Main Layout ---------- */
    .article-container { position: relative; z-index: 5; margin-top: -62px; padding-bottom: 30px; }
    .article-grid {
        display: grid; grid-template-columns: minmax(0, 1fr) 300px;
        gap: 32px; align-items: start;
    }
    .paper-card {
        background: #fff; border: 1px solid rgba(236, 231, 226, .9);
        border-radius: 34px; overflow: hidden;
        box-shadow: var(--shadow-card);
    }
    .paper-card__inner { padding: 42px clamp(20px, 5vw, 52px) 30px; }

    /* ---------- Article Prose ---------- */
    .article-prose {
        font-size: 16px; line-height: 1.95; color: #2b3038;
        word-break: break-word;
    }
    .article-prose p { margin-bottom: 1.6em; }
    .article-prose a { color: var(--c-primary); font-weight: 600; border-bottom: 1px solid rgba(240, 69, 42, .28); transition: border .2s; }
    .article-prose a:hover { border-color: var(--c-primary); }
    .article-prose h1, .article-prose h2, .article-prose h3, .article-prose h4 {
        scroll-margin-top: 100px; color: var(--c-ink); font-weight: 800; line-height: 1.35; margin: 1.8em 0 .7em; text-align: left;
    }
    .article-prose h2 { font-size: 28px; padding-bottom: 11px; border-bottom: 1px solid var(--c-line); }
    .article-prose h3 { font-size: 21px; }
    .article-prose h4 { font-size: 18px; }
    .article-prose blockquote {
        margin: 1.8em 0; padding: 18px 22px; border-radius: 14px;
        border-left: 5px solid var(--c-primary);
        background: #FBF1EC; color: #463B35; font-size: 15.5px;
    }
    .article-prose blockquote p:last-child { margin-bottom: 0; }
    .article-prose img, .article-prose video { border-radius: 18px; margin: 2em auto; height: auto; box-shadow: 0 10px 30px rgba(35, 38, 47, .08); }
    .article-prose figcaption { text-align: center; color: var(--c-weak); font-size: 13px; margin-top: -12px; margin-bottom: 24px; }
    .article-prose ul, .article-prose ol { margin: 0 0 1.7em; padding-left: 1.4em; }
    .article-prose ul li, .article-prose ol li { margin-bottom: .45em; }
    .article-prose ul li::marker { color: var(--c-primary); }
    .article-prose table { width: 100%; border-collapse: collapse; margin: 1.8em 0; font-size: 14px; }
    .article-prose th { background: #F6F1EC; color: var(--c-ink); padding: 11px 14px; text-align: left; border: 1px solid var(--c-line); }
    .article-prose td { padding: 11px 14px; border: 1px solid var(--c-line); }
    .article-prose tt, .article-prose code { font-family: "Cascadia Code", "Roboto Mono", monospace; font-size: .9em; background: #f3efeb; border: 1px solid #e8e1db; border-radius: 6px; padding: 1px 7px; }
    .article-prose pre { background: #1F2423; color: #F3EDE6; border-radius: 16px; padding: 20px; overflow-x: auto; margin: 1.8em 0; }
    .article-prose pre code { background: none; border: 0; color: inherit; padding: 0; }

    .article-source-line {
        display: flex; align-items: center; gap: 12px;
        margin-top: 34px; padding: 15px 18px; border-radius: 16px;
        background: #F8F3EF; font-size: 13px; color: var(--c-muted);
    }

    .article-sharebar {
        display: flex; align-items: center; flex-wrap: wrap; gap: 12px;
        padding: 22px 0; margin-top: 28px; border-top: 1px solid var(--c-line);
    }
    .share-text { font-size: 13px; font-weight: 700; color: var(--c-muted); letter-spacing: .04em; }
    .share-list { display: inline-flex; gap: 8px; margin-left: auto; }
    .share-list .icon-btn { width: 36px; height: 36px; border-radius: 12px; }
    .share-list svg { width: 15px; height: 15px; }

    .font-ctrl { display: inline-flex; align-items: center; gap: 2px; background: #F5EFEA; border-radius: 999px; padding: 3px; }
    .font-ctrl button {
        border: 0; background: transparent; border-radius: 999px;
        width: 30px; height: 26px; font-size: 12px; color: var(--c-muted); font-weight: 700;
    }
    .font-ctrl button[data-active="1"] { background: #fff; color: var(--c-primary); box-shadow: 0 2px 8px rgba(35, 38, 47, .08); }

    /* Article tags short */
    .article-tags { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-top: 8px; }
    .tag-chip {
        display: inline-flex; align-items: center; gap: 7px;
        padding: 6px 14px; border-radius: 999px; font-size: 12px; font-weight: 700;
        background: #F6EEE7; color: #89503B;
    }
    .tag-chip::before { width: 6px; height: 6px; border-radius: 999px; background: var(--c-primary); content: ""; }

    /* Post pager */
    .post-pager { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 34px; }
    .pager-box {
        display: flex; align-items: center; gap: 14px; padding: 18px 18px;
        border: 1px solid var(--c-line); border-radius: 20px; background: #fff;
        transition: box-shadow .25s, transform .25s, border-color .25s;
    }
    .pager-box:hover { border-color: rgba(240, 69, 42, .3); transform: translateY(-3px); box-shadow: var(--shadow-lift); }
    .pager-box .pager-icon { width: 44px; height: 44px; flex-shrink: 0; border-radius: 15px; background: rgba(240, 69, 42, .08); color: var(--c-primary); display: inline-flex; align-items: center; justify-content: center; }
    .pager-box .pager-icon svg { width: 18px; height: 18px; }
    .pager-box strong { display: block; font-size: 14px; font-weight: 800; color: var(--c-ink); }
    .pager-box small { color: var(--c-weak); font-size: 12px; }
    .pager-box .go-cross { margin-left: auto; font-size: 12px; color: var(--c-primary); font-weight: 800; }

    /* Aside */
    .side-card {
        background: #fff; border: 1px solid var(--c-line); border-radius: 26px;
        box-shadow: var(--shadow-card); padding: 24px; margin-bottom: 20px;
        transition: transform .25s, box-shadow .25s;
    }
    .side-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-lift); }
    .side-title {
        display: flex; align-items: center; gap: 9px; font-weight: 800;
        font-size: 17px; margin-bottom: 8px; color: var(--c-ink);
    }
    .side-title::before { content: ""; width: 8px; height: 20px; border-radius: 99px; background: var(--grad-brand); }
    .side-note { color: var(--c-muted); font-size: 13px; line-height: 1.8; }
    .side-link-card { display: flex; gap: 10px; align-items: center; padding: 13px 0; border-bottom: 1px dashed var(--c-line); }
    .side-link-card:last-child { border-bottom: 0; }
    .side-link-card a { transition: color .2s; }
    .side-link-card a:hover { color: var(--c-primary); }
    .side-link-card svg { width: 22px; height: 22px; color: var(--c-primary); flex-shrink: 0; }
    .side-link-card strong { display: block; font-size: 14px; }
    .side-link-card span { font-size: 12px; color: var(--c-weak); }
    .side-menu { list-style: none; margin: 14px 0 0; padding: 0; }
    .side-menu li a {
        display: flex; align-items: center; justify-content: space-between;
        padding: 11px 4px; font-size: 14px; font-weight: 600; color: var(--c-muted);
        border-bottom: 1px dashed var(--c-line); transition: color .2s, padding-left .2s;
    }
    .side-menu li a:hover { color: var(--c-primary); padding-left: 8px; }
    .side-menu li:last-child a { border-bottom: 0; }
    .side-num { font-size: 12px; font-weight: 800; color: var(--c-primary); opacity: .8; }

    /* ---------- Explore / Guide ---------- */
    .section-block { padding: 64px 0 8px; }
    .section-head { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 32px; }
    .section-eyebrow {
        display: inline-flex; align-items: center; gap: 9px; font-size: 13px;
        letter-spacing: .08em; font-weight: 700; color: var(--c-primary);
        text-transform: uppercase; margin-bottom: 10px;
    }
    .section-eyebrow::before { content: ""; width: 22px; height: 3px; border-radius: 99px; background: var(--grad-brand); }
    .section-title { margin: 0; font-weight: 900; font-size: clamp(24px, 3vw, 36px); color: var(--c-ink); letter-spacing: -.01em; }
    .section-more { font-size: 14px; font-weight: 700; color: var(--c-muted); display: inline-flex; align-items: center; gap: 6px; transition: color .2s; }
    .section-more:hover { color: var(--c-primary); }

    .explore-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
    .media-visual {
        position: relative; display: flex; flex-direction: column;
        min-height: 240px; border-radius: 28px; overflow: hidden;
        border: 1px solid rgba(255, 255, 255, .4); box-shadow: var(--shadow-card);
        transition: transform .26s ease, box-shadow .26s ease, border .26s;
    }
    .media-visual:hover { transform: translateY(-5px); box-shadow: var(--shadow-lift); }
    .media-visual img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
    .media-visual::after {
        content: ""; position: absolute; inset: 0;
        background: linear-gradient(180deg, rgba(20, 17, 15, 0) 24%, rgba(20, 17, 15, .78) 100%);
    }
    .media-card-copy { position: relative; z-index: 3; margin-top: auto; padding: 22px; color: #fff; }
    .media-chip {
        display: inline-flex; align-items: center; gap: 6px;
        font-size: 12px; font-weight: 800; padding: 6px 13px;
        border-radius: 999px; background: rgba(255, 255, 255, .14);
        border: 1px solid rgba(255, 255, 255, .24); -webkit-backdrop-filter: blur(8px);
        backdrop-filter: blur(8px); margin-bottom: 10px;
    }
    .media-chip svg { width: 14px; height: 14px; color: var(--c-yellow); }
    .media-visual h3 { margin: 4px 0 6px; font-size: 20px; font-weight: 800; }
    .media-visual p { margin: 0; font-size: 13px; color: rgba(255, 255, 255, .82); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

    .explore-mini-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
    .mini-box {
        display: flex; align-items: center; gap: 22px;
        border: 1px solid var(--c-line); background: #fff; border-radius: 22px;
        padding: 23px; box-shadow: var(--shadow-card); transition: transform .23s, box-shadow .23s;
    }
    .mini-box:hover { transform: translateY(-4px); box-shadow: var(--shadow-lift); }
    .mini-box .num-badge {
        display: inline-flex; align-items: center; justify-content: center;
        min-width: 62px; height: 62px; background: var(--grad-brand);
        color: #fff; font-weight: 900; font-size: 24px; border-radius: 19px;
        box-shadow: 0 10px 20px rgba(240, 69, 42, .22);
    }
    .mini-box .num-badge.gold { background: linear-gradient(130deg, #FFC24B, #F08C3C); color: #3D2818; box-shadow: 0 10px 20px rgba(240, 140, 60, .25); }
    .mini-box .num-badge.green { background: linear-gradient(130deg, #6BAE7E, #3A6E4A); color: #EAF4ED; }
    .mini-box .num-badge.dark { background: #232A29; color: #FFC55A; }
    .mini-box h3 { margin: 2px 0 3px; font-size: 17px; font-weight: 800; color: var(--c-ink); }
    .mini-box p { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; color: var(--c-muted); font-size: 12.5px; margin: 0; }

    /* ---------- CTA ---------- */
    .cta-section { padding: 66px 0 20px; }
    .cta-panel {
        position: relative; overflow: hidden; border-radius: 42px;
        background:
            radial-gradient(700px 340px at 92% 0%, rgba(255, 194, 75, .28), transparent 60%),
            radial-gradient(420px 280px at -4% 100%, rgba(240, 69, 42, .3), transparent 58%),
            linear-gradient(122deg, #1A1F1E 0%, #231E1B 58%, #3B2820 100%);
        color: #fff; padding: clamp(38px, 6vw, 62px);
    }
    .cta-grid { display: grid; grid-template-columns: 1.1fr 1fr; align-items: center; gap: 44px; }
    .cta-eyebrow { color: var(--c-yellow); font-weight: 800; font-size: 13px; letter-spacing: .09em; display: inline-flex; gap: 8px; align-items: center; }
    .cta-eyebrow svg { width: 17px; height: 17px; }
    .cta-panel h2 { margin: 12px 0 14px; font-size: clamp(26px, 3.5vw, 44px); line-height: 1.18; font-weight: 900; }
    .cta-panel h2 .gold { background: linear-gradient(120deg, #FFC86B, #FFDDA0); -webkit-background-clip: text; background-clip: text; color: transparent; }
    .cta-panel p { font-size: 15px; color: rgba(255, 255, 255, .86); max-width: 560px; margin: 0 0 26px; line-height: 1.9; }
    .cta-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 14px; }

    /* ---------- Site footer : Shared ---------- */
    .site-footer {
        background: #171B1A; color: #AFA7A0; margin-top: 84px;
        border-top: 4px solid transparent; border-image: var(--grad-brand) 1;
    }
    .site-footer .container { padding-top: 60px; padding-bottom: 24px; }
    .footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.1fr; gap: 40px; padding-bottom: 38px; border-bottom: 1px solid rgba(255, 255, 255, .08); }
    .footer-brand .brand-mark { color: #FFF; font-size: 18px; }
    .footer-brand p { font-size: 13px; line-height: 1.95; color: #AFA7A0; margin: 18px 0 12px; max-width: 320px; }
    .footer-title { color: #fff; font-size: 15px; font-weight: 700; letter-spacing: .02em; margin: 4px 0 14px; }
    .footer-links { list-style: none; margin: 0; padding: 0; }
    .footer-links li + li { margin-top: 12px; }
    .footer-links a { font-size: 13px; color: #AFA7A0; transition: color .2s, padding-left .2s; position: relative; }
    .footer-links a::before { content: ""; position: absolute; left: -11px; top: .7em; width: 4px; height: 4px; border-radius: 99px; opacity: 0; background: var(--c-primary); transition: opacity .2s; }
    .footer-links a:hover { color: #fff; padding-left: 4px; }
    .footer-links a:hover::before { opacity: 1; }
    .footer-service { font-size: 13px; line-height: 1.9; color: #AFA7A0; }
    .footer-service strong { color: #FFCB83; font-size: 15px; }
    .service-code { margin-top: 10px; color: #7F796D; font-size: 12px; letter-spacing: .04em; }
    .footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-top: 24px; color: #7C7770; font-size: 12px; flex-wrap: wrap; }
    .back-to-top {
        display: inline-flex; align-items: center; gap: 8px; background: transparent;
        border: 1px solid rgba(255, 255, 255, .14); color: #D3CBC2;
        padding: 9px 16px; border-radius: 999px; font-size: 12px; transition: border-color .2s, background .2s;
    }
    .back-to-top:hover { border-color: var(--c-primary); background: rgba(240, 69, 42, .14); }

    /* ---------- Empty / Not found ---------- */
    .notfound-card {
        background: #fff; border-radius: 38px; padding: clamp(34px, 5vw, 70px);
        text-align: center; max-width: 760px; margin: 80px auto; box-shadow: var(--shadow-card); border: 1px solid var(--c-line);
    }
    .notfound-card .empty-art {
        width: 130px; height: 130px; margin: 0 auto 22px; border-radius: 36px;
        background: linear-gradient(140deg, #FDE2D6, #FFF3E8);
        display: flex; align-items: center; justify-content: center;
        color: var(--c-primary); font-weight: 900; font-size: 44px;
        box-shadow: inset 0 -12px 30px rgba(255, 255, 255, .6), inset 0 10px 30px rgba(255, 255, 255, .7);
    }
    .notfound-card h1 { font-size: 26px; font-weight: 800; margin: 0 0 12px; }
    .notfound-card p { color: var(--c-muted); margin: 0 auto 24px; max-width: 400px; }
    .notfound-card .btn { justify-content: center; }

    /* ---------- Responsive ---------- */
    @media (min-width: 1280px) {
        .header-search { display: inline-flex; }
    }
    @media (max-width: 1199px) {
        .article-grid { grid-template-columns: minmax(0, 1fr) 280px; gap: 24px; }
        .cta-grid { grid-template-columns: 1fr; gap: 16px; }
        .cta-panel h2 br { display: none; }
    }
    @media (max-width: 991px) {
        .header-inner { height: 68px; }
        .nav-toggle { display: flex; }
        .primary-nav {
            position: fixed; top: 68px; right: 12px; left: 12px; z-index: 90;
            background: rgba(255, 255, 255, .98); border: 1px solid var(--c-line);
            border-radius: 20px; padding: 14px; box-shadow: 0 20px 50px rgba(35, 38, 47, .18);
            flex-direction: column; align-items: stretch; gap: 4px;
            opacity: 0; transform: translateY(-8px); pointer-events: none;
            transition: opacity .22s ease, transform .22s ease;
            margin: 0;
        }
        body.nav-open .primary-nav { opacity: 1; transform: translateY(0); pointer-events: auto; }
        .primary-nav-link { justify-content: center; padding: 12px 18px; font-size: 16px; }
        .header-tools .btn span { display: none; }
        .header-tools .btn { width: 42px; padding: 0; font-size: 0; }
        .article-container { margin-top: -40px; }
        .article-grid { grid-template-columns: minmax(0, 1fr); }
        .article-side { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
        .side-card { margin-bottom: 0; }
        .footer-grid { grid-template-columns: 1fr 1fr; }
        .explore-mini-grid { grid-template-columns: 1fr; }
    }
    @media (max-width: 767px) {
        .article-top__inner { padding: 36px 0 86px; }
        .article-top-meta { gap: 10px 14px; }
        .paper-card__inner { padding: 30px 18px 22px; }
        .article-prose { font-size: 15.5px; }
        .post-pager { grid-template-columns: 1fr; }
        .article-side { grid-template-columns: 1fr; }
        .explore-grid { grid-template-columns: 1fr; }
        .cta-section { padding-top: 50px; }
        .cta-panel { border-radius: 28px; padding: 32px 22px; }
        .section-block { padding: 46px 0 4px; }
        .section-head { display: block; }
        .section-more { margin-top: 10px; }
        .footer-grid { grid-template-columns: 1fr; gap: 30px; padding-top: 24px; }
        .footer-bottom { justify-content: center; text-align: center; }
        .container { padding-inline: 18px; }
    }
    @media (max-width: 520px) {
        .brand-mark { font-size: 17px; }
        .brand-mark .brand-icon { width: 38px; height: 38px; border-radius: 13px; }
        .side-card { padding: 19px; }
        .mini-box { flex-direction: column; align-items: flex-start; }
        .explore-mini-grid { grid-template-columns: 1fr; }
        .article-top h1 { font-size: 29px; }
        .article-prose { font-size: 15px; }
        .container { padding-inline: 15px; }
        .btn { padding: 11px 17px; font-size: 13px; }
        .product-cover .cover-label { display: none; }
    }

/* roulang page: category2 */
:root {
            --c-page: #FBF8F5;
            --c-surface: #FFFFFF;
            --c-ink: #23262F;
            --c-muted: #6B7480;
            --c-weak: #9AA1AB;
            --c-primary: #F0452A;
            --c-primary-deep: #C9361D;
            --c-accent: #FFBB33;
            --c-accent-soft: #FFF0CC;
            --c-grass: #4E8D5C;
            --c-border: #ECE7E2;
            --c-dark: #1C201F;
            --c-dark-soft: #272016;
            --grad-brand: linear-gradient(120deg, #F0452A 0%, #FF7A45 42%, #FFC24B 100%);
            --grad-gold: linear-gradient(125deg, #FFB11F 0%, #F7E083 50%, #E8A33D 100%);
            --shadow-card: 0 1px 2px rgba(35, 38, 47, .04), 0 8px 24px rgba(35, 38, 47, .06);
            --shadow-card-hover: 0 4px 8px rgba(35, 38, 47, .06), 0 14px 30px rgba(240, 69, 42, .08);
            --shadow-cta: 0 12px 28px rgba(28, 32, 31, .22);
            --r-btn: 999px;
            --r-card: 24px;
            --r-lg: 32px;
            --container: 1200px;
            --nav-h: 80px;
        }

        * {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            background: var(--c-page);
            color: var(--c-ink);
            font-family: 'PingFang SC', 'HarmonicOS Sans SC', 'Microsoft YaHei UI', 'Microsoft YaHei', system-ui, 'Segoe UI', sans-serif;
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            color: inherit;
        }
        button {
            cursor: pointer;
            border: 0;
            background: none;
            padding: 0;
        }
        ul,
        ol {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        p {
            margin: 0;
        }

        .container {
            width: min(var(--container), 100% - 40px);
            margin-inline: auto;
        }

        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            letter-spacing: .1em;
            text-transform: uppercase;
            color: var(--c-primary);
            font-weight: 700;
            background: rgba(240, 69, 42, .06);
            border: 1px solid rgba(240, 69, 42, .12);
            padding: 6px 14px;
            border-radius: 999px;
        }
        .eyebrow-dark {
            color: #FFD899;
            background: rgba(255, 255, 255, .08);
            border-color: rgba(255, 190, 90, .25);
        }

        .section-title {
            font-size: clamp(28px, 4vw, 42px);
            font-weight: 800;
            line-height: 1.18;
            letter-spacing: .01em;
            color: var(--c-ink);
        }
        .section-text {
            font-size: 16px;
            line-height: 1.8;
            color: var(--c-muted);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            min-height: 48px;
            padding: 0 24px;
            border-radius: var(--r-btn);
            font-weight: 700;
            transition: transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease, border-color .18s ease;
            outline: none;
            border: 1px solid transparent;
            white-space: nowrap;
        }
        .btn:focus-visible {
            outline: 2px solid var(--c-primary);
            outline-offset: 3px;
        }
        .btn-primary {
            background: var(--grad-brand);
            color: #fff;
            box-shadow: 0 8px 18px rgba(240, 69, 42, .22);
        }
        .btn-primary:hover {
            transform: translateY(-2px) rotate(-1deg);
            box-shadow: 0 12px 24px rgba(240, 69, 42, .3);
        }
        .btn-light {
            background: #fff;
            color: #B3371A;
            box-shadow: 0 8px 18px rgba(28, 32, 31, .12);
        }
        .btn-light:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 24px rgba(28, 32, 31, .18);
        }
        .btn-ghost-dark {
            background: transparent;
            border-color: rgba(255, 255, 255, .55);
            color: #fff;
        }
        .btn-ghost-dark:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, .08);
            transform: translateY(-2px);
        }
        .btn-dark {
            background: var(--c-dark);
            color: #fff;
        }
        .btn-dark:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-card);
        }

        .badge-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            font-weight: 700;
            padding: 5px 12px;
            border-radius: 999px;
            border: 1px solid rgba(240, 69, 42, .16);
            background: #FFF7F4;
            color: var(--c-primary-deep);
        }

        /* 顶部导航 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 60;
            height: var(--nav-h);
            background: rgba(255, 255, 255, .88);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(230, 225, 220, .9);
            transition: box-shadow .2s ease;
            box-shadow: 0 -2px 16px rgba(35, 38, 47, .02);
        }
        .site-header.is-scrolled {
            box-shadow: 0 3px 18px rgba(35, 38, 47, .06);
        }
        .header-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-h);
            gap: 16px;
        }
        .brand-mark {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--c-ink);
            line-height: 1;
            letter-spacing: -0.01em;
            flex-shrink: 0;
        }
        .brand-icon {
            width: 38px;
            height: 38px;
            border-radius: 13px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            background: var(--grad-brand);
            box-shadow: 0 6px 14px rgba(240, 69, 42, .22);
        }
        .brand-dot {
            color: var(--c-primary);
        }
        .header-right {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .header-search {
            display: flex;
            align-items: center;
            height: 42px;
            border: 1px solid var(--c-border);
            border-radius: 999px;
            background: #fff;
            padding: 0 8px 0 14px;
            gap: 4px;
            width: 220px;
            transition: border-color .15s, box-shadow .15s;
        }
        .header-search:focus-within {
            border-color: rgba(240, 69, 42, .35);
            box-shadow: 0 0 0 4px rgba(240, 69, 42, .06);
        }
        .header-search input {
            border: 0;
            width: 100%;
            background: transparent;
            outline: 0;
            font-size: 14px;
            min-width: 0;
        }
        .header-search button {
            width: 30px;
            height: 30px;
            border-radius: 50%;
            color: var(--c-muted);
            display: grid;
            place-items: center;
            transition: color .15s;
        }
        .header-search button:hover {
            color: var(--c-primary);
        }
        .header-search input::placeholder {
            color: var(--c-weak);
        }

        .primary-nav {
            display: flex;
            align-items: center;
            gap: 2px;
            background: #fff;
            padding: 4px;
            border: 1px solid #F1E9E2;
            border-radius: 16px;
            box-shadow: 0 1px 4px rgba(35, 38, 47, .03);
        }
        .primary-nav-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            min-height: 38px;
            padding: 0 14px;
            border-radius: 11px;
            font-size: 14px;
            font-weight: 600;
            color: #575E68;
            transition: background .18s, color .18s, transform .15s;
        }
        .primary-nav-link:hover {
            color: var(--c-primary);
            background: #FFF5F2;
        }
        .primary-nav-link.is-active {
            color: var(--c-primary-deep);
            background: linear-gradient(120deg, rgba(240, 69, 42, .08), rgba(255, 194, 75, .1));
        }
        .primary-nav-link svg {
            width: 16px;
            height: 16px;
        }

        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 12px;
            justify-content: center;
            align-items: center;
            color: var(--c-ink);
            background: #fff;
            border: 1px solid var(--c-border);
        }

        /* Hero 横幅 */
        .category-hero {
            position: relative;
            overflow: hidden;
            background: var(--c-dark);
            color: #fff;
            margin-top: 20px;
            border-radius: var(--r-lg);
            min-height: 330px;
            display: flex;
            align-items: center;
            z-index: 1;
        }
        .category-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background:
                linear-gradient(118deg, rgba(28, 32, 31, .68) 0%, rgba(28, 32, 31, .2) 52%, rgba(28, 32, 31, .0) 78%),
                url('/assets/images/backpic/back-1.png') center / cover no-repeat;
        }
        .category-hero::after {
            content: "";
            position: absolute;
            right: -80px;
            top: -120px;
            width: 420px;
            height: 420px;
            background: radial-gradient(circle, rgba(255, 180, 60, .3), transparent 68%);
            pointer-events: none;
        }
        .category-hero-inner {
            position: relative;
            z-index: 2;
            padding: 52px 0;
            max-width: 820px;
        }
        .category-hero .eyebrow {
            background: rgba(255, 255, 255, .1);
            border-color: rgba(255, 255, 255, .22);
            color: #FFE3B8;
        }
        .category-hero h1 {
            font-size: clamp(40px, 6vw, 66px);
            font-weight: 900;
            line-height: 1.08;
            margin: 18px 0 14px;
        }
        .category-hero .hero-lead {
            font-size: 17px;
            color: rgba(255, 255, 255, .9);
            line-height: 1.8;
            max-width: 680px;
        }
        .category-hero .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 28px;
        }

        .hero-metrics {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 34px;
            max-width: 660px;
        }
        .hero-metric {
            background: rgba(255, 255, 255, .08);
            border: 1px solid rgba(255, 255, 255, .1);
            border-radius: 18px;
            padding: 16px 18px;
            backdrop-filter: blur(6px);
        }
        .hero-metric strong {
            display: block;
            font-size: 24px;
            font-weight: 800;
            color: #FFD080;
            font-variant-numeric: tabular-nums;
            line-height: 1.2;
        }
        .hero-metric span {
            font-size: 13px;
            color: rgba(255, 255, 255, .72);
        }

        /* 通用区块容器 */
        .section-block {
            padding: 86px 0;
        }
        .section-block-sm {
            padding: 56px 0;
        }
        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
            margin-bottom: 44px;
        }
        .section-head .inner h2 {
            margin-top: 12px;
        }
        .text-gradient {
            background: var(--grad-brand);
            background-clip: text;
            -webkit-background-clip: text;
            color: transparent;
        }

        /* 图标矩阵 */
        .sports-matrix {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .sports-card {
            display: flex;
            flex-direction: column;
            gap: 12px;
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: 24px;
            padding: 30px 28px;
            box-shadow: var(--shadow-card);
            transition: transform .2s, box-shadow .2s, border-color .2s;
        }
        .sports-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(240, 69, 42, .18);
        }
        .sports-icon {
            width: 54px;
            height: 54px;
            border-radius: 18px;
            display: grid;
            place-items: center;
            color: var(--c-primary);
            background: #FFF3EE;
            border: 1px solid rgba(240, 69, 42, .1);
            transition: background .2s, color .2s, transform .2s;
        }
        .sports-card:hover .sports-icon {
            background: var(--grad-brand);
            color: #fff;
            transform: rotate(-5deg);
        }
        .sports-card h3 {
            font-size: 19px;
            font-weight: 800;
        }
        .sports-card p {
            color: var(--c-muted);
            font-size: 14px;
            line-height: 1.65;
        }

        /* 图文环境卡 */
        .environment-wrap {
            display: grid;
            grid-template-columns: 1fr 1.15fr;
            gap: 42px;
            align-items: center;
            background: #fff;
            border-radius: 36px;
            box-shadow: var(--shadow-card);
            border: 1px solid #EFE8E1;
            overflow: hidden;
        }
        .environment-copy {
            padding: 40px 12px 40px 40px;
        }
        .environment-media {
            position: relative;
            min-height: 400px;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
        }
        .environment-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            inset: 0;
        }
        .environment-media .media-tag {
            position: relative;
            z-index: 2;
            margin-bottom: auto;
            margin-top: 20px;
            margin-left: 20px;
            border-radius: 999px;
            background: rgba(255, 255, 255, .88);
            border: 1px solid rgba(255, 255, 255, .6);
            color: var(--c-ink);
            font-size: 13px;
            font-weight: 700;
            padding: 7px 14px;
            backdrop-filter: blur(8px);
        }

        .feature-list {
            margin-top: 24px;
            display: grid;
            gap: 14px;
        }
        .feature-list li {
            position: relative;
            padding-left: 30px;
            color: var(--c-muted);
            font-size: 15px;
        }
        .feature-list li::before {
            content: "";
            position: absolute;
            left: 0;
            top: 7px;
            width: 8px;
            height: 8px;
            border-radius: 99px;
            background: var(--grad-brand);
        }

        /* 会员方案 */
        .plan-section {
            background: linear-gradient(180deg, #FBF7F2 0%, #FFF4EC 100%);
        }
        .plan-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
            align-items: stretch;
        }
        .plan-card {
            position: relative;
            background: #fff;
            border: 1px solid var(--c-border);
            border-radius: 28px;
            padding: 34px 28px;
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
            transition: transform .2s, box-shadow .2s;
        }
        .plan-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-card-hover);
        }
        .plan-card.hot {
            border: 0;
            background: linear-gradient(170deg, #fff7F1 0%, #fff 20%, #FFF1E4 100%);
            box-shadow: 0 2px 10px rgba(240, 69, 42, .1), 0 16px 36px rgba(240, 69, 42, .1);
        }
        .plan-hot {
            position: absolute;
            top: -12px;
            right: 22px;
            background: var(--grad-brand);
            color: #fff;
            border-radius: 999px;
            padding: 6px 14px;
            font-size: 13px;
            font-weight: 800;
            box-shadow: 0 6px 15px rgba(240, 69, 42, .27);
        }
        .plan-name {
            font-size: 20px;
            font-weight: 800;
        }
        .plan-price {
            margin-top: 12px;
            display: flex;
            align-items: flex-end;
            gap: 4px;
        }
        .plan-price strong {
            font-size: 36px;
            font-weight: 900;
            line-height: 1;
        }
        .plan-price span {
            color: var(--c-weak);
            font-size: 14px;
            margin-bottom: 4px;
        }
        .plan-points {
            margin-top: 22px;
            display: grid;
            gap: 12px;
            border-top: 1px dashed #EEE6DE;
            padding-top: 22px;
            flex: 1;
        }
        .plan-points li {
            position: relative;
            padding-left: 26px;
            color: var(--c-muted);
            font-size: 14px;
        }
        .plan-points li::before {
            content: "✓";
            position: absolute;
            left: 0;
            top: 0;
            color: var(--c-primary);
            font-weight: 800;
        }
        .plan-card .btn {
            margin-top: 24px;
            width: 100%;
        }

        /* 预约表单 */
        .booking-wrap {
            border-radius: 36px;
            background: linear-gradient(130deg, #2B2318 0%, #1C201F 70%);
            color: #fff;
            padding: 54px;
            display: grid;
            grid-template-columns: 1fr 1.25fr;
            gap: 48px;
            overflow: hidden;
            position: relative;
        }
        .booking-wrap::after {
            content: "";
            position: absolute;
            left: -90px;
            bottom: -140px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(255, 170, 80, .23), transparent 68%);
        }
        .booking-intro {
            position: relative;
            z-index: 2;
        }
        .booking-intro h2 {
            color: #fff;
            margin-top: 14px;
        }
        .booking-intro p {
            color: rgba(255, 255, 255, .64);
            margin-top: 16px;
        }
        .booking-form {
            background: rgba(255, 255, 255, .0625);
            border: 1px solid rgba(255, 255, 255, .14);
            border-radius: 28px;
            padding: 26px;
            backdrop-filter: blur(10px);
            display: grid;
            gap: 16px;
            position: relative;
            z-index: 2;
        }
        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 14px;
        }
        .form-group {
            display: grid;
            gap: 6px;
        }
        .form-group label {
            font-size: 12px;
            font-weight: 700;
            color: rgba(255, 255, 255, .7);
            letter-spacing: .03em;
        }
        .form-group input,
        .form-group select {
            height: 46px;
            border-radius: 13px;
            background: rgba(255, 255, 255, .14);
            border: 1px solid rgba(255, 255, 255, .1);
            color: #fff;
            padding: 0 14px;
            outline: none;
            transition: background .15s, border-color .15s;
        }
        .form-group select option {
            color: var(--c-ink);
            background: #fff;
        }
        .form-group input:focus,
        .form-group select:focus {
            border-color: rgba(255, 190, 80, .72);
            background: rgba(255, 255, 255, .18);
        }
        .form-note {
            font-size: 12px;
            color: rgba(255, 255, 255, .44);
            line-height: 1.5;
        }

        /* FAQ */
        .faq-wrap {
            display: grid;
            grid-template-columns: 1fr 230px;
            gap: 28px;
        }
        .faq-list {
            display: grid;
            gap: 14px;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--c-border);
            border-radius: 20px;
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: box-shadow .18s;
        }
        .faq-item:hover {
            box-shadow: var(--shadow-card-hover);
        }
        .faq-item summary {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 18px 22px;
            font-weight: 700;
            font-size: 16px;
            cursor: pointer;
            list-style: none;
            transition: background .15s;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary:hover {
            background: #FFF7F3;
        }
        .faq-q-icon {
            width: 32px;
            height: 32px;
            flex-shrink: 0;
            border-radius: 10px;
            background: #FFF1EA;
            color: var(--c-primary);
            font-weight: 900;
            display: grid;
            place-items: center;
            border: 1px solid rgba(240, 69, 42, .1);
        }
        .faq-switch {
            margin-left: auto;
            font-size: 21px;
            font-weight: 800;
            color: var(--c-weak);
            line-height: 1;
            transition: transform .2s;
        }
        .faq-item[open] .faq-switch {
            transform: rotate(45deg);
            color: var(--c-primary);
        }
        .faq-answer {
            padding: 0 22px 22px 68px;
            color: var(--c-muted);
            font-size: 15px;
            line-height: 1.8;
            border-top: 1px dashed #F1E7E0;
            margin-top: 4px;
            padding-top: 16px;
        }
        .contact-side {
            background: #fff;
            border: 1px solid var(--c-border);
            border-radius: 22px;
            padding: 24px;
            height: fit-content;
            text-align: center;
            box-shadow: var(--shadow-card);
        }
        .contact-side .label {
            color: var(--c-weak);
            font-size: 12px;
            letter-spacing: .08em;
        }
        .contact-side strong {
            display: block;
            font-size: 20px;
            margin: 10px 0 6px;
        }
        .contact-side .desc {
            color: var(--c-muted);
            font-size: 13px;
            line-height: 1.6;
        }

        /* 深色 CTA */
        .cta-dark {
            border-radius: 34px;
            background: linear-gradient(120deg, #231B15 0%, #1C201F 55%, #3A2518 100%);
            color: #fff;
            position: relative;
            overflow: hidden;
            padding: 56px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 30px;
        }
        .cta-dark::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(27deg, transparent 0 64%, rgba(255, 255, 255, .045) 64% 70%, transparent 70%), radial-gradient(circle at 85% 15%, rgba(255, 200, 100, .18) 0, transparent 42%);
        }
        .cta-dark-content {
            position: relative;
            z-index: 2;
            max-width: 640px;
        }
        .cta-dark-content .eyebrow {
            background: rgba(255, 255, 255, .08);
            border-color: rgba(255, 255, 255, .2);
            color: #FFD593;
        }
        .cta-dark-content h2 {
            margin-top: 14px;
            color: #fff;
            font-size: clamp(27px, 4vw, 40px);
            font-weight: 800;
            line-height: 1.2;
        }
        .cta-dark-content p {
            margin-top: 12px;
            color: rgba(255, 255, 255, .7);
        }
        .cta-actions {
            position: relative;
            z-index: 2;
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: center;
            min-width: 320px;
        }

        /* 页脚 */
        .site-footer {
            background: #1B1E1C;
            color: #C9C4BC;
            margin-top: 70px;
            padding: 52px 0 26px;
            border-radius: 36px 36px 0 0;
            font-size: 14px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 38px;
        }
        .footer-brand .brand-mark {
            color: #fff;
        }
        .footer-brand p {
            margin-top: 16px;
            max-width: 360px;
            line-height: 1.7;
            color: #98938B;
            font-size: 13px;
        }
        .footer-title {
            font-size: 15px;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: .03em;
        }
        .footer-links {
            display: grid;
            gap: 12px;
        }
        .footer-links a {
            color: #A29D95;
            display: inline-flex;
            align-items: center;
            transition: color .15s;
        }
        .footer-links a:hover {
            color: #FFB36A;
        }
        .footer-service {
            color: #A29D95;
            line-height: 1.8;
        }
        .footer-service strong {
            display: block;
            color: #fff;
            margin-bottom: 4px;
        }
        .service-code {
            margin-top: 10px;
            background: rgba(255, 255, 255, .05);
            padding: 8px 10px;
            border-radius: 10px;
            font-size: 12px;
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            border-top: 1px solid rgba(255, 255, 255, .08);
            margin-top: 38px;
            padding-top: 22px;
            color: #74706B;
            font-size: 13px;
            flex-wrap: wrap;
        }

        /* 回到顶部 */
        .back-to-top {
            display: inline-flex;
            gap: 8px;
            align-items: center;
            justify-content: center;
            border: 1px solid rgba(255, 255, 255, .16);
            padding: 8px 14px;
            border-radius: 999px;
            color: #FFC97E;
            transition: background .2s, opacity .2s;
        }
        .back-to-top:hover {
            background: rgba(255, 190, 100, .1);
        }

        @media (max-width: 1024px) {
            .primary-nav {
                display: none;
                position: absolute;
                top: 74px;
                left: 16px;
                right: 16px;
                background: #fff;
                flex-direction: column;
                align-items: stretch;
                gap: 6px;
                border: 1px solid #F0E8E2;
                border-radius: 22px;
                padding: 14px;
                box-shadow: 0 18px 40px rgba(35, 38, 47, .15);
            }
            .primary-nav.is-open {
                display: flex;
            }
            .primary-nav-link {
                min-height: 42px;
                width: 100%;
                border-radius: 12px;
                padding: 0 16px;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .header-search {
                width: 42px;
                padding: 0;
                border: 0;
                background: #fff;
            }
            .header-search input {
                display: none;
            }
            .header-search button {
                margin: auto;
            }
            .header-row .btn-header-login {
                width: 42px;
                height: 42px;
                padding: 0;
                border-radius: 12px;
                display: inline-flex;
                align-items: center;
                justify-content: center;
                font-size: 0;
                min-height: 42px;
            }
            .header-row .btn-header-login::after {
                content: "登录";
                font-size: 15px;
                font-weight: 700;
                width: 100%;
                text-align: center;
            }
            .section-block {
                padding: 68px 0;
            }
            .sports-matrix {
                grid-template-columns: repeat(2, 1fr);
            }
            .environment-wrap {
                grid-template-columns: 1fr;
            }
            .environment-media {
                min-height: 320px;
                order: -1;
            }
            .environment-copy {
                padding: 26px;
            }
            .plan-grid {
                grid-template-columns: 1fr;
                max-width: 560px;
                margin: auto;
            }
            .booking-wrap {
                grid-template-columns: 1fr;
                padding: 36px;
            }
            .faq-wrap {
                grid-template-columns: 1fr;
            }
            .contact-side {
                max-width: 560px;
                width: 100%;
            }
            .cta-dark {
                flex-direction: column;
                padding: 40px 36px;
                text-align: center;
            }
            .cta-actions {
                min-width: 0;
                justify-content: center;
            }
            .site-footer {
                padding: 42px 0 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 26px;
            }
        }

        @media (max-width: 640px) {
            :root {
                --nav-h: 68px;
            }
            .container {
                width: min(100% - 28px, var(--container));
            }
            .brand-mark {
                font-size: 16px;
            }
            .brand-icon {
                width: 34px;
                height: 34px;
                border-radius: 10px;
            }
            .category-hero-inner {
                padding: 34px 0;
            }
            .category-hero h1 {
                font-size: 38px;
            }
            .category-hero .hero-actions .btn {
                width: 100%;
            }
            .hero-metrics {
                grid-template-columns: 1fr 1fr;
            }
            .section-block {
                padding: 52px 0;
            }
            .section-head {
                flex-direction: column;
                align-items: flex-start;
                margin-bottom: 30px;
            }
            .sports-matrix {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .sports-card {
                padding: 24px 20px;
            }
            .booking-wrap {
                border-radius: 26px;
                padding: 24px 18px;
            }
            .form-row {
                grid-template-columns: 1fr;
            }
            .cta-dark {
                border-radius: 24px;
                padding: 30px 22px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                justify-content: center;
                text-align: center;
            }
            .faq-answer {
                padding-left: 20px;
            }
            .faq-item summary {
                padding: 15px 16px;
                font-size: 15px;
            }
            .faq-answer {
                font-size: 14px;
            }
        }