/* roulang page: index */
:root {
        --color-bg: #F5F3EE;
        --color-surface: #FFFFFF;
        --color-text: #1C1917;
        --color-text-sub: #57534E;
        --color-text-mute: #A8A29E;
        --color-border: #E7E0D4;
        --color-primary: #0E7563;
        --color-primary-hover: #0A594B;
        --color-primary-active: #074A3D;
        --color-accent: #F59E0B;
        --color-accent-hover: #D97706;
        --color-deep: #15221D;
        --color-deeper: #0E1A16;
        --radius-card: 16px;
        --radius-btn: 12px;
        --radius-chip: 9999px;
        --shadow-soft: 0 2px 8px rgba(28,25,23,0.04);
        --shadow-lift: 0 10px 30px rgba(28, 25, 23, 0.09);
        --space-section: 96px;
        --container-max: 1200px;
        --transition-base: all 0.2s ease;
    }

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

    html {
        scroll-behavior: smooth;
        font-size: 16px;
    }

    body {
        font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
        background-color: #F5F3EE;
        color: #1C1917;
        line-height: 1.75;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }

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

    a {
        color: inherit;
        text-decoration: none;
        transition: var(--transition-base);
    }

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

    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    select:focus-visible,
    summary:focus-visible {
        outline: 2px solid #0E7563;
        outline-offset: 2px;
        border-radius: 4px;
    }

    .container {
        max-width: 1200px;
        margin-left: auto;
        margin-right: auto;
        padding-left: 20px;
        padding-right: 20px;
    }

    .section {
        padding-top: 96px;
        padding-bottom: 96px;
    }

    .section-tight {
        padding-top: 64px;
        padding-bottom: 64px;
    }

    @media (max-width: 1024px) {
        :root {
            --space-section: 72px;
        }
        .section {
            padding-top: 72px;
            padding-bottom: 72px;
        }
        .section-tight {
            padding-top: 48px;
            padding-bottom: 48px;
        }
    }

    @media (max-width: 640px) {
        :root {
            --space-section: 56px;
        }
        .section {
            padding-top: 56px;
            padding-bottom: 56px;
        }
        .container {
            padding-left: 16px;
            padding-right: 16px;
        }
    }

    .text-mute {
        color: #A8A29E;
    }
    .text-sub {
        color: #57534E;
    }

    .bg-deep {
        background-color: #15221D;
        color: #F5F3EE;
    }
    .bg-deeper {
        background-color: #0E1A16;
        color: #F5F3EE;
    }

    .section-header {
        margin-bottom: 40px;
    }
    .section-header .tagline {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: rgba(14, 117, 99, 0.08);
        color: #0E7563;
        border-radius: 9999px;
        padding: 4px 16px;
        font-size: 13px;
        font-weight: 600;
        letter-spacing: 0.02em;
    }
    .section-header h2 {
        font-size: 28px;
        font-weight: 700;
        line-height: 1.3;
        color: #1C1917;
        margin-top: 14px;
    }
    .section-header .subline {
        color: #57534E;
        font-size: 16px;
        margin-top: 10px;
    }

    @media (max-width: 640px) {
        .section-header h2 {
            font-size: 22px;
        }
    }

    /* 品牌导航 */
    .site-nav {
        position: sticky;
        top: 0;
        z-index: 100;
        background-color: #15221D;
        border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    }
    .site-nav__inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 72px;
        gap: 16px;
    }
    .site-nav__logo {
        color: #fff;
        font-size: 20px;
        font-weight: 800;
        line-height: 1.3;
        white-space: nowrap;
        flex-shrink: 0;
    }
    .site-nav__logo-span {
        color: #F59E0B;
    }
    .site-nav__chips {
        display: flex;
        align-items: center;
        gap: 4px;
        overflow-x: auto;
        scrollbar-width: none;
        flex: 1;
        justify-content: center;
        padding: 4px 0;
    }
    .site-nav__chips::-webkit-scrollbar {
        display: none;
    }
    .chip-nav {
        display: inline-flex;
        align-items: center;
        padding: 6px 18px;
        border-radius: 9999px;
        font-size: 14px;
        color: rgba(255, 255, 255, 0.6);
        background: transparent;
        border: 1px solid transparent;
        white-space: nowrap;
        cursor: pointer;
        transition: all 0.2s ease;
    }
    .chip-nav:hover {
        color: rgba(255, 255, 255, 0.9);
        background: rgba(255, 255, 255, 0.06);
    }
    .chip-nav.is-active {
        color: #15221D;
        background: #F59E0B;
        font-weight: 600;
    }
    .site-nav__cta {
        flex-shrink: 0;
    }
    .btn-cta-nav {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background: #F59E0B;
        color: #15221D;
        height: 40px;
        padding: 0 20px;
        border-radius: 10px;
        font-size: 14px;
        font-weight: 600;
        letter-spacing: 0.01em;
        transition: all 0.2s ease;
        border: 1px solid transparent;
    }
    .btn-cta-nav:hover {
        background: #D97706;
        color: #fff;
        transform: translateY(-1px);
    }
    .btn-cta-nav:active {
        background: #B45F05;
        transform: translateY(0);
    }

    .nav-ticker {
        background: #0E1A16;
        color: rgba(255, 255, 255, 0.7);
        font-size: 13px;
        padding: 8px 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    }
    .nav-ticker__inner {
        display: flex;
        align-items: center;
        gap: 12px;
    }
    .nav-ticker .dot-live {
        width: 6px;
        height: 6px;
        background: #10B981;
        border-radius: 9999px;
        display: inline-block;
        animation: pulseDot 2s ease-in-out infinite;
    }

    @keyframes pulseDot {
        0%, 100% {
            opacity: 1;
            transform: scale(1);
        }
        50% {
            opacity: 0.5;
            transform: scale(0.8);
        }
    }

    /* 按钮通用 */
    .btn-primary {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background-color: #0E7563;
        color: #fff;
        border: 1px solid transparent;
        padding: 12px 28px;
        border-radius: 12px;
        font-size: 16px;
        font-weight: 600;
        cursor: pointer;
        transition: all 0.2s ease;
        line-height: 1.5;
        min-height: 46px;
    }
    .btn-primary:hover {
        background-color: #0A594B;
        box-shadow: 0 8px 24px rgba(14, 117, 99, 0.2);
        transform: translateY(-1px);
    }
    .btn-primary:active {
        background-color: #074A3D;
        transform: translateY(0);
        box-shadow: none;
    }

    .btn-accent {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background-color: #F59E0B;
        color: #15221D;
        border: 1px solid transparent;
        padding: 12px 28px;
        border-radius: 12px;
        font-size: 16px;
        font-weight: 600;
        cursor: pointer;
        transition: all 0.2s ease;
        line-height: 1.5;
        min-height: 46px;
    }
    .btn-accent:hover {
        background-color: #D97706;
        color: #fff;
        box-shadow: 0 8px 24px rgba(245, 158, 11, 0.2);
        transform: translateY(-1px);
    }
    .btn-accent:active {
        background-color: #B45F05;
        transform: translateY(0);
    }

    .btn-outline {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background: transparent;
        color: #0E7563;
        border: 1.5px solid rgba(14, 117, 99, 0.4);
        padding: 10px 24px;
        border-radius: 12px;
        font-size: 15px;
        font-weight: 600;
        cursor: pointer;
        transition: all 0.2s ease;
        line-height: 1.5;
        min-height: 44px;
    }
    .btn-outline:hover {
        border-color: #0E7563;
        background: rgba(14, 117, 99, 0.06);
    }

    .btn-outline-light {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background: transparent;
        color: rgba(255, 255, 255, 0.85);
        border: 1.5px solid rgba(255, 255, 255, 0.3);
        padding: 10px 24px;
        border-radius: 12px;
        font-size: 15px;
        font-weight: 600;
        cursor: pointer;
        transition: all 0.2s ease;
        line-height: 1.5;
        min-height: 44px;
    }
    .btn-outline-light:hover {
        border-color: #F59E0B;
        color: #F59E0B;
        background: rgba(255, 255, 255, 0.04);
    }

    /* Hero */
    .hero {
        background-color: #0E1A16;
        background-image: url('/assets/images/backpic/back-1.webp');
        background-size: cover;
        background-position: center;
        position: relative;
        overflow: hidden;
    }
    .hero::before {
        content: "";
        position: absolute;
        inset: 0;
        background: linear-gradient(100deg, rgba(14, 26, 22, 0.96) 30%, rgba(14, 26, 22, 0.72) 75%, rgba(14, 26, 22, 0.4) 100%);
        z-index: 1;
    }
    .hero::after {
        content: "";
        position: absolute;
        inset: 0;
        background: url('/assets/images/backpic/back-2.webp');
        background-size: cover;
        background-position: center;
        opacity: 0.08;
        z-index: 0;
    }
    .hero .inner {
        position: relative;
        z-index: 2;
        padding: 72px 0;
    }

    .hero-grid {
        display: grid;
        grid-template-columns: 1.05fr 0.95fr;
        gap: 48px;
        align-items: center;
    }

    .hero-badge {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: rgba(255, 255, 255, 0.08);
        border-radius: 9999px;
        padding: 4px 16px;
        color: rgba(255, 255, 255, 0.85);
        font-size: 13px;
        border: 1px solid rgba(255, 255, 255, 0.1);
        margin-bottom: 20px;
    }
    .hero-badge .dot {
        width: 8px;
        height: 8px;
        background: #10B981;
        border-radius: 50%;
        animation: pulseDot 2s ease-in-out infinite;
    }

    .hero h1 {
        font-size: 44px;
        line-height: 1.2;
        font-weight: 800;
        color: #fff;
        margin-bottom: 18px;
        letter-spacing: -0.01em;
    }
    .hero-headline-highlight {
        color: #F59E0B;
    }

    .hero-desc {
        color: rgba(255, 255, 255, 0.75);
        font-size: 16px;
        line-height: 1.85;
        max-width: 540px;
        margin-bottom: 32px;
    }

    .hero-points {
        display: flex;
        flex-direction: column;
        gap: 12px;
        margin-bottom: 32px;
    }
    .hero-point {
        display: flex;
        align-items: flex-start;
        gap: 10px;
        color: rgba(255, 255, 255, 0.85);
        font-size: 14px;
    }
    .hero-point .check {
        color: #10B981;
        flex-shrink: 0;
        margin-top: 4px;
    }

    .hero-cta-row {
        display: flex;
        flex-wrap: wrap;
        gap: 14px;
        align-items: center;
        margin-top: 24px;
    }

    /* 直播预告卡 */
    .live-card {
        background: rgba(255, 255, 255, 0.06);
        border: 1px solid rgba(255, 255, 255, 0.1);
        border-radius: 16px;
        padding: 24px;
        backdrop-filter: blur(6px);
    }
    .live-card__head {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-bottom: 14px;
    }
    .live-card__label {
        color: rgba(255, 255, 255, 0.6);
        font-size: 13px;
        text-transform: uppercase;
        letter-spacing: 0.06em;
    }
    .live-status {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        padding: 3px 12px;
        border-radius: 9999px;
        font-size: 12px;
        font-weight: 600;
    }
    .live-status--upcoming {
        background: rgba(245, 158, 11, 0.15);
        color: #F59E0B;
    }
    .live-status--live {
        background: rgba(16, 185, 129, 0.15);
        color: #10B981;
    }

    .countdown-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 10px;
        margin: 16px 0;
    }
    .countdown-item {
        background: rgba(255, 255, 255, 0.06);
        border-radius: 12px;
        padding: 12px 4px;
        text-align: center;
        border: 1px solid rgba(255, 255, 255, 0.06);
    }
    .countdown-number {
        font-size: 36px;
        font-weight: 700;
        color: #F59E0B;
        line-height: 1.2;
        font-variant-numeric: tabular-nums;
    }
    .countdown-label {
        font-size: 12px;
        color: rgba(255, 255, 255, 0.5);
        margin-top: 2px;
    }

    .live-features {
        margin-top: 16px;
        border-top: 1px solid rgba(255, 255, 255, 0.08);
        padding-top: 16px;
    }
    .live-feature-item {
        display: flex;
        align-items: flex-start;
        gap: 8px;
        padding: 6px 0;
        color: rgba(255, 255, 255, 0.8);
        font-size: 14px;
        line-height: 1.6;
    }
    .live-feature-item .num {
        color: #F59E0B;
        font-weight: 600;
        flex-shrink: 0;
    }

    .remind-row {
        margin-top: 18px;
        display: flex;
        gap: 10px;
        align-items: center;
    }
    .remind-input {
        flex: 1;
        height: 44px;
        border-radius: 10px;
        background: #fff;
        border: 1px solid transparent;
        padding: 0 12px;
        color: #1C1917;
        font-size: 14px;
        transition: all 0.2s ease;
    }
    .remind-input:focus {
        border-color: #0E7563;
        box-shadow: 0 0 0 3px rgba(14, 117, 99, 0.15);
        outline: none;
    }
    .remind-input::placeholder {
        color: #A8A29E;
    }
    .btn-remind {
        height: 44px;
        padding: 0 24px;
        border-radius: 10px;
        background: #F59E0B;
        color: #15221D;
        font-weight: 600;
        font-size: 14px;
        cursor: pointer;
        border: none;
        transition: all 0.2s ease;
        flex-shrink: 0;
        white-space: nowrap;
    }
    .btn-remind:hover {
        background: #D97706;
        color: #fff;
        transform: translateY(-1px);
    }
    .btn-remind.is-subscribed {
        background: rgba(255, 255, 255, 0.12);
        color: rgba(255, 255, 255, 0.8);
        cursor: default;
        transform: none;
        border: 1px solid rgba(255, 255, 255, 0.12);
    }

    .live-actions {
        display: flex;
        gap: 12px;
        margin-top: 14px;
        flex-wrap: wrap;
    }

    @media (max-width: 1024px) {
        .hero-grid {
            grid-template-columns: 1fr;
            gap: 36px;
        }
        .hero .inner {
            padding: 56px 0;
        }
        .hero h1 {
            font-size: 36px;
        }
    }
    @media (max-width: 640px) {
        .hero h1 {
            font-size: 28px;
        }
        .hero .inner {
            padding: 40px 0;
        }
        .countdown-number {
            font-size: 26px;
        }
        .remind-row {
            flex-direction: column;
            align-items: stretch;
        }
        .btn-remind {
            width: 100%;
        }
    }

    /* 路由入口区 */
    .route-section {
        background-color: #F5F3EE;
    }

    .route-layout {
        display: grid;
        grid-template-columns: 0.9fr 1.1fr;
        gap: 64px;
        align-items: center;
    }

    .route-list {
        display: flex;
        flex-direction: column;
    }
    .route-item {
        display: flex;
        gap: 24px;
        padding: 24px 8px;
        border-bottom: 1px solid #E7E0D4;
        transition: all 0.2s ease;
        cursor: pointer;
    }
    .route-item:hover {
        background-color: rgba(255, 255, 255, 0.6);
        border-radius: 12px;
        padding-left: 16px;
        padding-right: 16px;
    }
    .route-item__num {
        font-size: 15px;
        font-weight: 700;
        color: #F59E0B;
        flex-shrink: 0;
        font-family: "SF Mono", ui-monospace, monospace;
    }
    .route-item__title {
        font-size: 17px;
        font-weight: 600;
        color: #1C1917;
        margin-bottom: 6px;
    }
    .route-item__desc {
        font-size: 14px;
        color: #57534E;
        line-height: 1.7;
    }

    .route-visual {
        position: relative;
        border-radius: 20px;
        overflow: hidden;
        box-shadow: 0 12px 40px rgba(28, 25, 23, 0.08);
        min-height: 360px;
    }
    .route-visual img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        position: absolute;
        inset: 0;
    }
    .route-visual__overlay {
        position: absolute;
        inset: auto 0 0 0;
        background: linear-gradient(to top, rgba(14, 26, 22, 0.85) 0%, transparent 100%);
        padding: 32px 24px 20px;
    }
    .route-visual__text {
        color: #fff;
        font-size: 15px;
        line-height: 1.7;
        max-width: 90%;
    }
    .route-visual__tag {
        display: inline-block;
        background: rgba(245, 158, 11, 0.25);
        color: #FCD34D;
        font-size: 12px;
        padding: 3px 12px;
        border-radius: 9999px;
        margin-bottom: 8px;
    }

    @media (max-width: 768px) {
        .route-layout {
            grid-template-columns: 1fr;
            gap: 32px;
        }
        .route-visual {
            min-height: 260px;
            order: -1;
        }
    }

    /* 最新信息 CMS 卡片 */
    .latest-section {
        background-color: #FFFFFF;
        border-top: 1px solid #E7E0D4;
        border-bottom: 1px solid #E7E0D4;
    }

    .cms-list {
        display: flex;
        flex-direction: column;
        gap: 16px;
    }
    .cms-card {
        display: flex;
        align-items: center;
        gap: 24px;
        padding: 20px;
        background: #FFFFFF;
        border: 1px solid #E7E0D4;
        border-radius: 16px;
        transition: all 0.2s ease;
        cursor: pointer;
    }
    .cms-card:hover {
        background-color: #F8F5EF;
        border-color: rgba(14, 117, 99, 0.25);
        transform: translateY(-2px);
        box-shadow: 0 8px 24px rgba(28, 25, 23, 0.06);
    }
    .cms-card__thumb {
        width: 180px;
        flex-shrink: 0;
        border-radius: 12px;
        overflow: hidden;
        aspect-ratio: 4/3;
        background-color: #F5F3EE;
        position: relative;
    }
    .cms-card__thumb img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    .cms-card__thumb .placeholder {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 100%;
        height: 100%;
        background: linear-gradient(135deg, #E7E0D4 0%, #F5F3EE 100%);
        color: #A8A29E;
        font-size: 13px;
    }
    .cms-card__meta {
        display: flex;
        gap: 12px;
        align-items: center;
        flex-wrap: wrap;
        margin-bottom: 6px;
    }
    .cms-card__cat {
        display: inline-block;
        background: rgba(14, 117, 99, 0.08);
        color: #0E7563;
        font-size: 12px;
        font-weight: 600;
        padding: 2px 10px;
        border-radius: 9999px;
    }
    .cms-card__time {
        font-size: 13px;
        color: #A8A29E;
    }
    .cms-card__title {
        font-size: 18px;
        font-weight: 600;
        color: #1C1917;
        line-height: 1.45;
        margin-bottom: 8px;
        transition: color 0.2s ease;
    }
    .cms-card:hover .cms-card__title {
        color: #0E7563;
    }
    .cms-card__summary {
        font-size: 14px;
        color: #57534E;
        line-height: 1.7;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    .cms-card__link {
        margin-left: auto;
        flex-shrink: 0;
    }

    .cms-empty {
        text-align: center;
        padding: 60px 20px;
        background: #F5F3EE;
        border-radius: 16px;
        border: 1px dashed #E7E0D4;
    }
    .cms-empty__icon {
        color: #A8A29E;
        font-size: 28px;
        margin-bottom: 12px;
    }
    .cms-empty p {
        color: #57534E;
        font-size: 15px;
    }

    @media (max-width: 640px) {
        .cms-card {
            flex-direction: column;
            gap: 12px;
            padding: 14px;
        }
        .cms-card__thumb {
            width: 100%;
            aspect-ratio: 16/8;
        }
        .cms-card__link {
            margin-left: 0;
            align-self: stretch;
        }
        .cms-card__link .btn-primary {
            width: 100%;
        }
    }

    /* 专题入口 */
    .feature-section {
        background-color: #F5F3EE;
    }

    .feature-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 28px;
    }
    .feature-card {
        border-radius: 20px;
        overflow: hidden;
        background: #FFFFFF;
        border: 1px solid #E7E0D4;
        transition: all 0.25s ease;
        cursor: pointer;
        display: flex;
        flex-direction: column;
    }
    .feature-card:hover {
        box-shadow: 0 12px 32px rgba(21, 34, 29, 0.1);
        transform: translateY(-4px);
        border-color: rgba(14, 117, 99, 0.3);
    }
    .feature-card__img {
        width: 100%;
        aspect-ratio: 16/9;
        background-size: cover;
        background-position: center;
        position: relative;
    }
    .feature-card__tag {
        position: absolute;
        top: 16px;
        left: 16px;
        background: rgba(14, 26, 22, 0.8);
        backdrop-filter: blur(4px);
        color: #fff;
        font-size: 13px;
        padding: 4px 14px;
        border-radius: 9999px;
    }
    .feature-card__body {
        padding: 24px;
        flex: 1;
        display: flex;
        flex-direction: column;
    }
    .feature-card__title {
        font-size: 20px;
        font-weight: 700;
        color: #1C1917;
        margin-bottom: 8px;
    }
    .feature-card__desc {
        font-size: 14px;
        color: #57534E;
        line-height: 1.75;
        flex: 1;
    }
    .feature-card__footer {
        margin-top: 16px;
        color: #0E7563;
        font-size: 14px;
        font-weight: 600;
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }
    .feature-card:hover .feature-card__footer {
        gap: 10px;
    }
    .feature-card__footer svg {
        transition: all 0.2s ease;
    }

    @media (max-width: 768px) {
        .feature-grid {
            grid-template-columns: 1fr;
        }
    }

    /* FAQ */
    .faq-section {
        background-color: #F5F3EE;
    }
    .faq-wrap {
        max-width: 800px;
        margin: 0 auto;
    }
    .faq-list {
        display: flex;
        flex-direction: column;
        gap: 12px;
    }
    .faq-item {
        background: #FFFFFF;
        border: 1px solid #E7E0D4;
        border-radius: 14px;
        overflow: hidden;
        transition: border-color 0.2s ease;
    }
    .faq-item:hover {
        border-color: rgba(14, 117, 99, 0.3);
    }
    .faq-item summary {
        list-style: none;
        cursor: pointer;
        padding: 18px 24px;
        font-size: 15px;
        font-weight: 600;
        color: #1C1917;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 16px;
        transition: color 0.2s ease;
    }
    .faq-item summary::-webkit-details-marker {
        display: none;
    }
    .faq-item summary:hover {
        color: #0E7563;
    }
    .faq-item summary .faq-icon {
        width: 22px;
        height: 22px;
        border-radius: 9999px;
        background: rgba(14, 117, 99, 0.08);
        color: #0E7563;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        font-size: 15px;
        font-weight: 400;
        transition: all 0.25s ease;
        flex-shrink: 0;
    }
    .faq-item[open] summary .faq-icon {
        background: #0E7563;
        color: #fff;
        transform: rotate(45deg);
    }
    .faq-item .faq-body {
        padding: 0 24px 20px;
        color: #57534E;
        font-size: 14px;
        line-height: 1.8;
    }
    .faq-item .faq-body p {
        margin-bottom: 10px;
    }
    .faq-item .faq-body p:last-child {
        margin-bottom: 0;
    }

    /* 转化 CTA */
    .cta-strip {
        background-color: #15221D;
        background-image: url('/assets/images/backpic/back-3.png');
        background-size: cover;
        background-position: center;
        position: relative;
        overflow: hidden;
    }
    .cta-strip::before {
        content: "";
        position: absolute;
        inset: 0;
        background: rgba(14, 26, 22, 0.82);
    }
    .cta-strip .inner {
        position: relative;
        z-index: 1;
        padding: 64px 0;
    }
    .cta-content {
        text-align: center;
        max-width: 640px;
        margin: 0 auto;
    }
    .cta-content h2 {
        color: #FFFFFF;
        font-size: 28px;
        font-weight: 700;
        margin-bottom: 14px;
        line-height: 1.4;
    }
    .cta-content p {
        color: rgba(255, 255, 255, 0.7);
        font-size: 16px;
        line-height: 1.8;
        margin-bottom: 28px;
    }
    .cta-actions {
        display: flex;
        gap: 16px;
        justify-content: center;
        flex-wrap: wrap;
    }

    /* 页脚 */
    .site-footer {
        background-color: #0E1A16;
        color: rgba(255, 255, 255, 0.6);
        padding: 64px 0 24px;
        font-size: 14px;
    }
    .footer-grid {
        display: grid;
        grid-template-columns: 2fr 1fr 1fr 1.2fr;
        gap: 40px;
        margin-bottom: 48px;
    }
    .footer-brand-name {
        color: #FFFFFF;
        font-size: 20px;
        font-weight: 700;
        margin-bottom: 12px;
    }
    .footer-brand-name span {
        color: #F59E0B;
    }
    .footer-brand-desc {
        color: rgba(255, 255, 255, 0.5);
        line-height: 1.8;
        font-size: 13px;
        max-width: 280px;
    }
    .footer-col-title {
        color: #FFFFFF;
        font-size: 15px;
        font-weight: 600;
        margin-bottom: 16px;
    }
    .footer-links {
        list-style: none;
        padding: 0;
        display: flex;
        flex-direction: column;
        gap: 10px;
    }
    .footer-links a {
        color: rgba(255, 255, 255, 0.5);
        transition: color 0.2s ease;
        font-size: 14px;
    }
    .footer-links a:hover {
        color: #F59E0B;
    }
    .footer-bottom {
        border-top: 1px solid rgba(255, 255, 255, 0.08);
        padding-top: 24px;
        display: flex;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 12px;
        font-size: 13px;
        color: rgba(255, 255, 255, 0.38);
    }
    .footer-bottom .domain-text {
        color: rgba(255, 255, 255, 0.28);
    }

    @media (max-width: 1024px) {
        .footer-grid {
            grid-template-columns: 1fr 1fr;
            gap: 32px;
        }
    }
    @media (max-width: 640px) {
        .footer-grid {
            grid-template-columns: 1fr;
            gap: 28px;
        }
        .site-footer {
            padding-top: 48px;
        }
        .footer-bottom {
            flex-direction: column;
        }
    }

    /* 通用标签 */
    .tag-chip {
        display: inline-block;
        background: rgba(14, 117, 99, 0.08);
        color: #0E7563;
        font-size: 12px;
        font-weight: 600;
        padding: 4px 14px;
        border-radius: 9999px;
        line-height: 1.6;
    }
    .tag-chip--accent {
        background: rgba(245, 158, 11, 0.12);
        color: #D97706;
    }
    .tag-chip--dark {
        background: rgba(255, 255, 255, 0.08);
        color: rgba(255, 255, 255, 0.8);
    }

    /* 特化装饰 */
    @media (max-width: 640px) {
        .hero h1 {
            font-size: 28px;
            word-break: break-word;
        }
        .site-nav__chips {
            justify-content: flex-start;
        }
    }

    @media (max-width: 520px) {
        .chip-nav {
            padding: 5px 14px;
            font-size: 13px;
        }
        .site-nav__logo {
            font-size: 18px;
        }
    }

    /* 移动端已定为 640 起点，适配窄屏 */
    @media (max-width: 380px) {
        .site-nav__cta .btn-cta-nav {
            padding: 0 14px;
            font-size: 13px;
            height: 36px;
        }
        .site-nav__logo {
            font-size: 16px;
        }
    }

    /* 胶水修复 */
    details summary {
        cursor: pointer;
    }

    details[open] summary {
        border-bottom: 1px solid #F5F3EE;
    }

    .btn-remind.is-subscribed:hover {
        background: rgba(255, 255, 255, 0.12);
        color: rgba(255, 255, 255, 0.8);
        transform: none;
    }

/* roulang page: category1 */
:root {
            --bg: #F5F3EE;
            --surface: #FFFFFF;
            --text: #1C1917;
            --text-secondary: #57534E;
            --text-muted: #A8A29E;
            --line: #E7E0D4;
            --primary: #0E7563;
            --primary-hover: #0A594B;
            --primary-active: #074A3D;
            --accent: #F59E0B;
            --accent-hover: #D97706;
            --dark-1: #15221D;
            --dark-2: #0E1A16;
            --footer: #101D19;
            --shadow-sm: 0 4px 14px rgba(28, 25, 23, 0.05);
            --shadow-md: 0 16px 34px rgba(28, 25, 23, 0.10);
            --radius-sm: 10px;
            --radius-md: 14px;
            --radius-lg: 18px;
            --container: 1200px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            background: var(--bg);
            color: var(--text);
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
            font-size: 15px;
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: inherit;
            text-decoration: none;
        }

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

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

        .container {
            width: 100%;
            max-width: var(--container);
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        h1,
        h2,
        h3,
        p {
            margin-top: 0;
        }

        h1,
        h2,
        h3 {
            color: var(--text);
        }

        .site-nav {
            position: sticky;
            top: 0;
            z-index: 60;
            background: var(--dark-1);
            border-bottom: 1px solid rgba(255, 255, 255, 0.07);
        }

        .site-nav__inner {
            min-height: 72px;
            display: flex;
            align-items: center;
            gap: 24px;
            padding-top: 10px;
            padding-bottom: 10px;
        }

        .site-nav__logo {
            color: #fff;
            font-size: 20px;
            font-weight: 800;
            letter-spacing: -0.01em;
            white-space: nowrap;
            display: inline-flex;
            align-items: center;
            line-height: 1.3;
            flex: 0 0 auto;
        }

        .site-nav__logo-span {
            color: var(--accent);
            margin: 0 3px;
            font-size: 1em;
            text-transform: uppercase;
        }

        .site-nav__chips {
            display: flex;
            align-items: center;
            gap: 8px;
            overflow-x: auto;
            scrollbar-width: none;
            justify-content: center;
            flex: 1;
            min-width: 0;
            padding: 2px 0;
        }

        .site-nav__chips::-webkit-scrollbar {
            display: none;
        }

        .chip-nav {
            background: transparent;
            border: 0;
            border-radius: 999px;
            color: rgba(255, 255, 255, 0.62);
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 500;
            padding: 8px 18px;
            transition: background 0.2s ease, color 0.2s ease;
            white-space: nowrap;
        }

        .chip-nav:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }

        .chip-nav.is-active,
        .chip-nav.is-active:hover {
            background: var(--accent);
            color: var(--dark-1);
            font-weight: 600;
        }

        .site-nav__cta {
            flex: 0 0 auto;
            margin-left: auto;
            display: flex;
            align-items: center;
        }

        .btn-cta-nav {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--accent);
            border-radius: 999px;
            color: var(--dark-1);
            cursor: pointer;
            font-size: 14px;
            font-weight: 700;
            height: 42px;
            padding: 0 20px;
            transition: background 0.2s ease, transform 0.2s ease;
            white-space: nowrap;
        }

        .btn-cta-nav:hover {
            background: #E08B00;
        }

        .btn-cta-nav:active {
            background: #C97700;
            transform: scale(0.98);
        }

        .page-banner {
            position: relative;
            overflow: hidden;
            background-color: var(--dark-2);
            color: #fff;
            padding: 64px 0;
        }

        .banner-image {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-position: center;
            background-size: cover;
        }

        .banner-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(14, 26, 22, 0.96) 0%, rgba(14, 26, 22, 0.72) 55%, rgba(14, 26, 22, 0.38) 100%);
        }

        .page-banner__inner {
            position: relative;
            z-index: 2;
        }

        .breadcrumb {
            align-items: center;
            color: rgba(255, 255, 255, 0.56);
            display: flex;
            flex-wrap: wrap;
            font-size: 13px;
            margin-bottom: 22px;
            gap: 8px;
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, 0.82);
            transition: color 0.2s ease;
        }

        .breadcrumb a:hover {
            color: var(--accent);
        }

        .breadcrumb-sep {
            color: rgba(255, 255, 255, 0.36);
        }

        .banner-eyebrow {
            align-items: center;
            color: var(--accent);
            display: inline-flex;
            font-size: 13px;
            font-weight: 600;
            gap: 8px;
            letter-spacing: 0;
            margin-bottom: 18px;
        }

        .mini-dot {
            background: var(--accent);
            border-radius: 999px;
            display: inline-block;
            height: 7px;
            width: 7px;
        }

        .page-banner h1 {
            color: #fff;
            font-size: 44px;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 18px;
            max-width: 820px;
        }

        .page-banner h1 .site-nav__logo-span {
            color: var(--accent);
        }

        .banner-desc {
            color: rgba(255, 255, 255, 0.78);
            font-size: 16px;
            line-height: 1.8;
            margin-bottom: 32px;
            max-width: 720px;
        }

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

        .btn {
            align-items: center;
            border: 1px solid transparent;
            border-radius: var(--radius-sm);
            cursor: pointer;
            display: inline-flex;
            font-size: 15px;
            font-weight: 600;
            justify-content: center;
            min-height: 46px;
            padding: 0 22px;
            transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
        }

        .btn:active {
            transform: scale(0.97);
        }

        .btn-amber {
            background: var(--accent);
            color: var(--dark-1);
        }

        .btn-amber:hover {
            background: #E08B00;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
        }

        .btn-primary:hover {
            background: var(--primary-hover);
        }

        .btn-outline-light {
            background: transparent;
            border-color: rgba(255, 255, 255, 0.32);
            color: #fff;
        }

        .btn-outline-light:hover {
            border-color: rgba(255, 255, 255, 0.72);
            background: rgba(255, 255, 255, 0.08);
        }

        .category-main {
            background: var(--bg);
            padding: 72px 0;
        }

        .category-grid {
            display: grid;
            grid-template-columns: minmax(0, 1fr) 340px;
            gap: 56px;
        }

        .category-content {
            min-width: 0;
        }

        .lead-note {
            background: #FCFAF5;
            border: 1px solid var(--line);
            border-left: 4px solid var(--primary);
            border-radius: var(--radius-md);
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.9;
            margin-bottom: 44px;
            padding: 20px 24px;
        }

        .block-heading {
            margin-bottom: 24px;
        }

        .block-heading .section-eyebrow {
            color: var(--primary);
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0;
            margin-bottom: 8px;
        }

        .block-heading h2 {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.3;
            margin: 0;
        }

        .flow-list {
            margin-bottom: 44px;
        }

        .flow-item {
            align-items: flex-start;
            border-bottom: 1px solid var(--line);
            display: grid;
            gap: 20px;
            grid-template-columns: 72px minmax(0, 1fr);
            padding: 26px 0;
        }

        .flow-item:first-child {
            padding-top: 4px;
        }

        .flow-index {
            color: var(--accent);
            font-size: 28px;
            font-weight: 800;
            line-height: 1;
            letter-spacing: -0.02em;
            padding-top: 4px;
        }

        .flow-copy h3 {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 8px;
        }

        .flow-copy p {
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.85;
            margin: 0;
        }

        .media-note {
            align-items: center;
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            display: grid;
            gap: 28px;
            grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
            margin-top: 44px;
            overflow: hidden;
            padding: 12px 12px 12px 12px;
        }

        .media-note img {
            border-radius: var(--radius-md);
            width: 100%;
        }

        .media-note__body {
            padding: 14px 16px 14px 4px;
        }

        .media-note__badge {
            align-items: center;
            background: #F0F9F6;
            border-radius: 999px;
            color: var(--primary);
            display: inline-flex;
            font-size: 12px;
            font-weight: 600;
            margin-bottom: 12px;
            padding: 5px 12px;
        }

        .media-note h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .media-note p {
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.85;
            margin-bottom: 18px;
        }

        .link-arrow {
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            font-weight: 600;
            font-size: 14px;
            gap: 6px;
            transition: color 0.2s ease;
        }

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

        .side-wrap {
            align-self: start;
            display: flex;
            flex-direction: column;
            gap: 20px;
            position: sticky;
            top: 100px;
        }

        .side-card {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            padding: 24px;
        }

        .side-card--dark {
            background: var(--dark-1);
            border-color: transparent;
            color: rgba(255, 255, 255, 0.76);
        }

        .side-card--dark .side-title,
        .side-card--dark h3 {
            color: #fff;
        }

        .side-title {
            display: flex;
            align-items: center;
            font-size: 15px;
            font-weight: 800;
            gap: 8px;
            margin-bottom: 16px;
        }

        .status-dot {
            border-radius: 999px;
            display: inline-block;
            height: 8px;
            width: 8px;
        }

        .status-dot--green {
            background: #10B981;
        }

        .status-pill {
            align-items: center;
            background: rgba(16, 185, 129, 0.16);
            border-radius: 999px;
            color: #fff;
            display: inline-flex;
            font-size: 13px;
            gap: 8px;
            padding: 6px 14px;
        }

        .side-status-code {
            color: rgba(255, 255, 255, 0.88);
            font-size: 15px;
            line-height: 1.7;
            margin-bottom: 12px;
        }

        .side-tip {
            color: rgba(255, 255, 255, 0.58);
            font-size: 13px;
            line-height: 1.7;
            margin-bottom: 0;
        }

        .check-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .check-list li {
            border-bottom: 1px solid var(--line);
            color: var(--text-secondary);
            font-size: 14px;
            padding: 12px 0 12px 26px;
            position: relative;
        }

        .check-list li:last-child {
            border-bottom: 0;
        }

        .check-list li::before {
            content: "";
            border-color: var(--primary);
            border-style: solid;
            border-width: 0 2px 2px 0;
            height: 9px;
            left: 2px;
            position: absolute;
            top: 19px;
            transform: rotate(45deg);
            width: 5px;
        }

        .check-list strong {
            color: var(--text);
            font-weight: 600;
        }

        .side-link {
            color: var(--primary);
            display: inline-block;
            font-size: 14px;
            font-weight: 600;
            margin-top: 10px;
        }

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

        .faq-section {
            background: #EFEBE3;
            padding: 80px 0;
        }

        .faq-grid {
            display: grid;
            gap: 48px;
            grid-template-columns: minmax(0, 1fr) minmax(0, 1.8fr);
        }

        .faq-intro .section-eyebrow {
            color: var(--primary);
            font-size: 13px;
            font-weight: 700;
            margin-bottom: 10px;
            display: block;
        }

        .faq-intro h2 {
            font-size: 32px;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 16px;
        }

        .faq-intro p {
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.85;
            margin-bottom: 24px;
        }

        .faq-contact-row {
            background: var(--dark-1);
            border-radius: var(--radius-md);
            color: #fff;
            padding: 18px;
        }

        .faq-contact-row strong {
            color: var(--accent);
        }

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

        .faq-item {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 16px;
            overflow: hidden;
            transition: box-shadow 0.2s ease;
        }

        .faq-item[open] {
            box-shadow: var(--shadow-sm);
        }

        .faq-item summary {
            align-items: center;
            background: #fff;
            cursor: pointer;
            display: flex;
            font-size: 16px;
            font-weight: 600;
            gap: 16px;
            line-height: 1.5;
            list-style: none;
            padding: 18px 22px;
            transition: color 0.2s ease;
        }

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

        .faq-item summary::marker {
            content: "";
            display: none;
        }

        .faq-item summary:hover {
            color: var(--primary);
        }

        .faq-item summary::after {
            align-items: center;
            color: var(--primary);
            content: "+";
            display: inline-flex;
            flex: 0 0 auto;
            font-size: 24px;
            font-weight: 500;
            justify-content: center;
            line-height: 1;
            margin-left: auto;
            transition: transform 0.2s ease;
        }

        .faq-item[open] summary::after {
            transform: rotate(45deg);
        }

        .faq-answer {
            border-top: 1px solid var(--line);
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.85;
            padding: 16px 24px 20px;
        }

        .faq-answer p:last-child {
            margin-bottom: 0;
        }

        .cta-strip {
            padding: 72px 0;
        }

        .cta-panel {
            background-color: var(--dark-2);
            background-image: url('/assets/images/backpic/back-2.webp');
            background-position: center right;
            background-size: cover;
            border-radius: var(--radius-lg);
            color: #fff;
            overflow: hidden;
            position: relative;
        }

        .cta-panel__inner {
            background: linear-gradient(90deg, rgba(14, 26, 22, 0.96) 0%, rgba(14, 26, 22, 0.85) 62%, rgba(14, 26, 22, 0.45) 100%);
            padding: 44px 48px;
        }

        .cta-panel h2 {
            color: #fff;
            font-size: 30px;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 12px;
        }

        .cta-panel p {
            color: rgba(255, 255, 255, 0.72);
            font-size: 16px;
            line-height: 1.8;
            margin-bottom: 24px;
            max-width: 680px;
        }

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

        .link-muted-light {
            color: rgba(255, 255, 255, 0.62);
            display: inline-flex;
            align-items: center;
            font-size: 14px;
            font-weight: 600;
            min-height: 46px;
            transition: color 0.2s ease;
        }

        .link-muted-light:hover {
            color: #fff;
        }

        .site-footer {
            background: var(--footer);
            color: rgba(255, 255, 255, 0.7);
            padding: 60px 0 32px;
        }

        .footer-grid {
            display: grid;
            gap: 48px;
            grid-template-columns: 1.7fr 1fr 1fr 1.2fr;
        }

        .footer-brand-name {
            color: #fff;
            font-size: 20px;
            font-weight: 800;
            margin-bottom: 14px;
        }

        .footer-brand-name span {
            color: var(--accent);
            margin: 0 2px;
        }

        .footer-brand-desc {
            color: rgba(255, 255, 255, 0.52);
            font-size: 14px;
            line-height: 1.9;
            margin-bottom: 0;
            max-width: 360px;
        }

        .footer-col-title {
            color: #fff;
            font-size: 14px;
            font-weight: 700;
            letter-spacing: 0;
            margin-bottom: 18px;
        }

        ul.footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        ul.footer-links li {
            margin-bottom: 12px;
        }

        ul.footer-links a,
        ul.footer-links span {
            color: rgba(255, 255, 255, 0.58);
            font-size: 14px;
            transition: color 0.2s ease;
        }

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

        .footer-bottom {
            align-items: center;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: space-between;
            margin-top: 48px;
            padding-top: 24px;
        }

        .footer-bottom span {
            color: rgba(255, 255, 255, 0.42);
            font-size: 13px;
        }

        .domain-text {
            font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
            letter-spacing: 0.02em;
        }

        @media (max-width: 1024px) {
            .category-grid {
                display: block;
            }

            .side-wrap {
                display: grid;
                grid-template-columns: 1fr 1fr;
                margin-top: 44px;
                position: static;
            }

            .side-card {
                width: 100%;
            }

            .faq-grid {
                display: block;
            }

            .faq-intro {
                margin-bottom: 36px;
            }

            .cta-panel__inner {
                padding: 36px;
            }
        }

        @media (max-width: 768px) {
            .site-nav__inner {
                min-height: 64px;
                gap: 12px;
            }

            .site-nav__logo {
                font-size: 18px;
            }

            .site-nav__chips {
                padding: 0;
            }

            .chip-nav {
                font-size: 13px;
                padding: 7px 14px;
            }

            .btn-cta-nav {
                font-size: 13px;
                height: 38px;
                padding: 0 14px;
            }

            .page-banner {
                padding: 46px 0;
            }

            .page-banner h1 {
                font-size: 34px;
            }

            .banner-desc {
                font-size: 15px;
            }

            .category-main {
                padding: 52px 0;
            }

            .block-heading h2 {
                font-size: 24px;
            }

            .media-note {
                display: block;
                padding: 12px;
            }

            .media-note__body {
                padding: 20px 8px 12px;
            }

            .side-wrap {
                display: flex;
            }

            .faq-section {
                padding: 56px 0;
            }

            .faq-intro h2 {
                font-size: 26px;
            }

            .cta-panel__inner {
                padding: 28px;
            }

            .cta-panel h2 {
                font-size: 26px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }
        }

        @media (max-width: 640px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .site-nav__logo {
                font-size: 16px;
            }

            .site-nav__chips {
                gap: 4px;
                justify-content: flex-start;
            }

            .chip-nav {
                font-size: 12px;
                padding: 6px 12px;
            }

            .btn-cta-nav {
                font-size: 12px;
                height: 36px;
                padding: 0 12px;
            }

            .page-banner h1 {
                font-size: 29px;
            }

            .banner-actions .btn {
                flex: 1 1 100%;
            }

            .flow-item {
                grid-template-columns: 44px minmax(0, 1fr);
                gap: 14px;
                padding: 22px 0;
            }

            .flow-index {
                font-size: 22px;
            }

            .lead-note {
                font-size: 14px;
                padding: 16px 18px;
            }

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

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

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }

/* roulang page: article */
:root {
  --bg: #F5F3EE;
  --surface: #FFFFFF;
  --ink: #1C1917;
  --ink-2: #57534E;
  --ink-3: #A8A29E;
  --line: #E7E0D4;
  --brand: #0E7563;
  --brand-hover: #0A594B;
  --brand-active: #074A3D;
  --accent: #F59E0B;
  --accent-hover: #D97706;
  --dark-1: #15221D;
  --dark-2: #101D19;
  --shadow-card: 0 1px 2px rgba(21,34,29,.05), 0 6px 20px rgba(21,34,29,.04);
  --shadow-hover: 0 10px 30px rgba(21,34,29,.10);
  --radius-card: 16px;
  --radius-btn: 10px;
  --font: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
}

*,*::before,*::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; font-family: var(--font); background-color: var(--bg); color: var(--ink); line-height: 1.75; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color .2s ease, background-color .2s ease, border-color .2s ease; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
.container { width: 100%; max-width: 1200px; margin-inline: auto; padding-inline: 24px; }
:focus-visible { outline: 2px solid var(--brand); outline-offset: 3px; border-radius: 4px; }

/* ========== 顶部导航 ========== */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 80;
  background: var(--dark-1);
  box-shadow: 0 1px 0 rgba(255,255,255,.06), 0 8px 30px rgba(14,26,22,.16);
}
.site-nav__inner {
  height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.site-nav__logo {
  color: #fff;
  font-weight: 800;
  font-size: 20px;
  letter-spacing: 0;
  line-height: 1.2;
  white-space: nowrap;
}
.site-nav__logo-span {
  color: var(--accent);
  font-weight: 800;
  margin: 0 2px;
}
.site-nav__chips {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex: 1;
  min-width: 0;
  scrollbar-width: none;
}
.site-nav__chips::-webkit-scrollbar { display: none; }
.chip-nav {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 40px;
  padding: 0 18px;
  border-radius: 999px;
  color: rgba(255,255,255,.62);
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  transition: background .2s ease, color .2s ease;
}
.chip-nav:hover { color: rgba(255,255,255,.9); background: rgba(255,255,255,.08); }
.chip-nav.is-active {
  background: var(--accent);
  color: #1C1917;
}
.chip-nav.is-active:hover { background: var(--accent-hover); color: #1C1917; }
.site-nav__cta { flex-shrink: 0; }
.btn-cta-nav {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 42px;
  padding: 0 22px;
  border-radius: 999px;
  background: var(--accent);
  color: #1C1917;
  font-size: 14px;
  font-weight: 700;
  transition: background .2s ease, transform .2s ease, box-shadow .2s ease;
  box-shadow: 0 0 0 1px rgba(255,255,255,.12) inset;
}
.btn-cta-nav:hover { background: var(--accent-hover); transform: translateY(-1px); }
.btn-cta-nav:active { background: #B45309; transform: translateY(0); }

/* ========== 通用按钮 ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 24px;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 700;
  border: 1px solid transparent;
  transition: background .2s ease, border-color .2s ease, color .2s ease, transform .2s ease, box-shadow .2s ease;
}
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-hover); color: #fff; transform: translateY(-1px); box-shadow: var(--shadow-hover); }
.btn-primary:active { background: var(--brand-active); transform: translateY(0); }
.btn-amber { background: var(--accent); color: #1C1917; }
.btn-amber:hover { background: var(--accent-hover); color: #1C1917; transform: translateY(-1px); box-shadow: var(--shadow-hover); }
.btn-outline { background: transparent; color: var(--brand); border-color: var(--brand); }
.btn-outline:hover { background: var(--brand); color: #fff; border-color: var(--brand); }
.btn-outline-white { background: transparent; color: #fff; border-color: rgba(255,255,255,.35); }
.btn-outline-white:hover { background: #fff; color: var(--dark-1); border-color: #fff; }

/* ========== 面包屑 ========== */
.article-top { padding-top: 56px; }
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--ink-2);
  margin-bottom: 30px;
}
.breadcrumb a { color: var(--ink-2); }
.breadcrumb a:hover { color: var(--brand); }
.breadcrumb .breadcrumb__sep { color: var(--ink-3); }
.breadcrumb .breadcrumb__current { color: var(--ink-3); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 420px; }

/* ========== 文章主体 ========== */
.article-shell { max-width: 880px; margin-inline: auto; }
.article-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 48px 56px;
  box-shadow: var(--shadow-card);
}
.article-header__title {
  font-size: 32px;
  line-height: 1.35;
  font-weight: 800;
  color: var(--ink);
  margin: 0 0 20px;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 20px;
  font-size: 13px;
  color: var(--ink-2);
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 34px;
}
.article-meta__dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--ink-3);
  display: inline-block;
}
.article-category-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #E8F4F1;
  color: var(--brand);
  border-radius: 999px;
  padding: 4px 12px;
  font-size: 13px;
  font-weight: 600;
}
.article-category-tag i {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--brand);
  display: inline-block;
}

/* ========== 正文阅读区 ========== */
.article-content {
  font-size: 16px;
  line-height: 1.85;
  color: #292524;
}
.article-content p { margin: 0 0 1.2em; }
.article-content h1,
.article-content h2,
.article-content h3,
.article-content h4 {
  font-weight: 800;
  color: var(--ink);
  margin: 2.2em 0 .7em;
}
.article-content h2 { font-size: 26px; line-height: 1.4; }
.article-content h3 { font-size: 20px; line-height: 1.5; }
.article-content img { border-radius: 14px; margin: 1.6em auto; }
.article-content figure { margin: 1.8em auto; }
.article-content figcaption { font-size: 13px; color: var(--ink-2); text-align: center; line-height: 1.6; margin-top: 8px; }
.article-content blockquote {
  margin: 1.8em 0;
  padding: 18px 22px;
  border-left: 4px solid var(--brand);
  background: #F1F5F2;
  color: var(--ink-2);
  border-radius: 0 12px 12px 0;
  font-size: 15px;
}
.article-content ul,
.article-content ol { margin: 1.2em 0; padding-left: 1.5em; }
.article-content li { margin: .5em 0; }
.article-content a { color: var(--brand); border-bottom: 1px solid rgba(14,117,99,.3); }
.article-content a:hover { color: var(--brand-hover); border-bottom-color: var(--brand-hover); }
.article-content code { background: #F1EFE9; border: 1px solid var(--line); padding: .15em .4em; border-radius: 6px; font-size: .92em; }
.article-content pre {
  background: var(--dark-1);
  color: #F5F3EE;
  padding: 22px;
  border-radius: 14px;
  overflow-x: auto;
  line-height: 1.7;
}
.article-content pre code { background: transparent; border: 0; padding: 0; }
.article-content table { width: 100%; border-collapse: collapse; margin: 1.5em 0; font-size: 14px; }
.article-content th,
.article-content td { border: 1px solid var(--line); padding: 10px 12px; text-align: left; }
.article-content th { background: #FAF8F3; font-weight: 700; }

/* ========== 标签区 ========== */
.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 40px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}
.tag-chip {
  display: inline-flex;
  align-items: center;
  height: 30px;
  padding: 0 13px;
  border-radius: 999px;
  background: #F0EDE6;
  border: 1px solid var(--line);
  color: #78716C;
  font-size: 12px;
  font-weight: 600;
}
.tag-chip:hover { background: #E7F3F0; color: var(--brand); border-color: #A6CFC7; }

/* ========== 返回与主入口 ========== */
.article-exit {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 40px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

/* ========== 内容未找到 ========== */
.not-found {
  max-width: 620px;
  margin: 12px auto 0;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: var(--shadow-card);
  padding: 64px 44px;
  text-align: center;
}
.not-found__icon {
  background: #FDE9D0;
  color: #D97706;
  width: 56px;
  height: 56px;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  font-weight: 800;
  margin: 0 auto 24px;
}
.not-found h1 { font-size: 30px; margin: 0 0 14px; font-weight: 800; }
.not-found p { color: var(--ink-2); margin: 0 0 26px; font-size: 15px; }

/* ========== 相关推荐区 ========== */
.related-area {
  padding: 90px 0 40px;
}
.section-heading {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 34px;
}
.section-heading__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--brand);
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
}
.section-heading__eyebrow::before {
  content: "";
  width: 20px;
  height: 2px;
  background: var(--accent);
  border-radius: 999px;
}
.section-heading__title {
  font-size: 28px;
  font-weight: 800;
  line-height: 1.3;
  margin: 0;
  color: var(--ink);
}
.recommend-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 26px;
}
.recommend-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
  display: flex;
  flex-direction: column;
}
.recommend-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: #D8D0C1;
}
.recommend-card__media {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  position: relative;
}
.recommend-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.recommend-card__tag {
  position: absolute;
  left: 16px;
  top: 16px;
  background: rgba(21,34,29,.86);
  color: #fff;
  padding: 5px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  backdrop-filter: blur(6px);
}
.recommend-card__body { padding: 24px 24px 26px; display: flex; flex-direction: column; align-items: flex-start; }
.recommend-card__title { font-size: 20px; font-weight: 800; margin: 0 0 10px; color: var(--ink); line-height: 1.4; }
.recommend-card__desc { font-size: 14px; color: var(--ink-2); line-height: 1.8; margin-bottom: 18px; }
.recommend-card .btn { margin-top: auto; min-height: 40px; padding: 0 18px; font-size: 14px; border-radius: 10px; }

/* ========== FAQ ========== */
.faq-area {
  padding: 90px 0;
  background: #EFEAE0;
  margin-top: 60px;
}
.faq-wrap { max-width: 880px; margin-inline: auto; }
.faq-list { margin-top: 34px; }
.faq-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  margin-bottom: 12px;
  overflow: hidden;
  box-shadow: 0 1px 2px rgba(21,34,29,.03);
  transition: border-color .2s ease, box-shadow .2s ease;
}
.faq-item[open] { border-color: #C8BFAF; box-shadow: var(--shadow-card); }
.faq-item summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
  cursor: pointer;
  min-height: 60px;
  color: var(--ink);
  font-weight: 700;
  font-size: 15px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-toggle {
  flex: 0 0 auto;
  width: 26px;
  height: 26px;
  border-radius: 999px;
  background: #F0EDE6;
  position: relative;
  transition: transform .3s ease, background .2s ease;
}
.faq-toggle::before,
.faq-toggle::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 12px;
  height: 2px;
  border-radius: 999px;
  background: var(--brand);
  transform: translate(-50%, -50%);
}
.faq-toggle::after { transform: translate(-50%, -50%) rotate(90deg); }
.faq-item[open] .faq-toggle { transform: rotate(45deg); background: #E3F1ED; }
.faq-answer {
  padding: 0 22px 20px;
  color: var(--ink-2);
  font-size: 15px;
  line-height: 1.8;
}

/* ========== 底部转化窄条 ========== */
.cta-band {
  background: var(--dark-1);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: "";
  position: absolute;
  right: -80px;
  top: -80px;
  width: 260px;
  height: 260px;
  background: radial-gradient(circle, rgba(245,158,11,.18) 0%, transparent 70%);
  pointer-events: none;
}
.cta-band__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  padding: 54px 0;
  position: relative;
  z-index: 1;
}
.cta-band__title {
  font-size: 24px;
  font-weight: 800;
  line-height: 1.4;
  margin: 0 0 8px;
  color: #fff;
}
.cta-band__text { color: rgba(255,255,255,.72); font-size: 15px; max-width: 640px; }
.cta-band .btn { flex-shrink: 0; }

/* ========== 页脚 ========== */
.site-footer {
  background: var(--dark-2);
  color: rgba(255,255,255,.72);
  padding-top: 70px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding-bottom: 46px;
}
.footer-brand-name {
  color: #fff;
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 16px;
  line-height: 1.4;
}
.footer-brand-name span { color: var(--accent); }
.footer-brand-desc {
  font-size: 14px;
  line-height: 1.9;
  color: rgba(255,255,255,.56);
  max-width: 330px;
  margin: 0;
}
.footer-col-title {
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 18px;
  letter-spacing: .02em;
}
.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links li a,
.footer-links li span {
  font-size: 14px;
  color: rgba(255,255,255,.58);
  transition: color .2s ease, padding-left .2s ease;
}
.footer-links li a:hover { color: var(--accent); padding-left: 4px; }
.footer-bottom {
  padding: 22px 0;
  border-top: 1px solid rgba(255,255,255,.08);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 20px;
  font-size: 13px;
  color: rgba(255,255,255,.4);
}
.domain-text {
  color: rgba(255,255,255,.35);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
  .recommend-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr 1fr; }
}
@media (max-width: 768px) {
  .site-nav__inner { height: 64px; gap: 12px; }
  .site-nav__logo { font-size: 16px; }
  .site-nav__chips { justify-content: flex-start; overflow-x: auto; flex: 1; padding-bottom: 2px; }
  .chip-nav { height: 36px; padding: 0 14px; font-size: 13px; flex-shrink: 0; }
  .btn-cta-nav { height: 38px; padding: 0 16px; font-size: 13px; }
  .article-card { padding: 28px 20px; border-radius: 16px; }
  .article-header__title { font-size: 26px; line-height: 1.4; }
  .article-content { font-size: 15px; line-height: 1.85; }
  .article-content h2 { font-size: 22px; }
  .article-content h3 { font-size: 18px; }
  .breadcrumb .breadcrumb__current { max-width: 200px; }
  .cta-band__inner { flex-direction: column; text-align: center; padding: 44px 0; }
  .cta-band .btn { width: 100%; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; padding-bottom: 32px; }
  .footer-bottom { justify-content: flex-start; flex-direction: column; align-items: flex-start; }
  .related-area { padding-top: 56px; }
  .faq-area { padding: 56px 0; }
  .faq-item summary { align-items: flex-start; padding: 16px 16px; font-size: 14px; }
  .faq-toggle { margin-top: 4px; }
  .article-exit .btn { width: 100%; }
}
@media (max-width: 520px) {
  .site-nav__logo { font-size: 15px; }
  .site-nav__inner { gap: 8px; }
  .chip-nav { width: max-content; }
  .site-nav__cta { margin-right: -4px; }
  .btn-cta-nav { padding: 0 14px; }
  .article-card { padding: 22px 16px; }
  .article-header__title { font-size: 23px; }
  .article-content { word-break: break-word; }
  .not-found { padding: 44px 22px; }
}

/* roulang page: category2 */
:root{
  --bg:#F5F3EE;
  --card:#FFFFFF;
  --text:#1C1917;
  --muted:#57534E;
  --weak:#A8A29E;
  --line:#E7E0D4;
  --brand:#0E7563;
  --brand-dark:#0A594B;
  --brand-deep:#074A3D;
  --amber:#F59E0B;
  --amber-dark:#D97706;
  --dark1:#15221D;
  --dark2:#0E1A16;
  --radius-sm:10px;
  --radius-md:14px;
  --radius-lg:18px;
  --shadow-sm:0 1px 2px rgba(28,25,23,.08);
  --shadow-md:0 12px 30px rgba(28,25,23,.10);
  --shadow-lg:0 20px 44px rgba(20,30,25,.12);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:15px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;outline:none}
ul,ol{margin:0;padding:0}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;color:var(--text)}
.container{max-width:var(--container);margin:0 auto;padding-left:24px;padding-right:24px}
.section{padding:88px 0}
.section-tight{padding:64px 0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--brand);font-weight:800;font-size:14px;letter-spacing:.02em;text-transform:uppercase}
.eyebrow--light{color:#7CC9B6}
.h2{font-size:28px;line-height:1.3;letter-spacing:-.01em}
.section-head{max-width:760px;margin-bottom:44px}
.lead-text{font-size:16px;color:var(--muted);line-height:1.85}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-sm);
  font-size:14px;font-weight:700;line-height:1;cursor:pointer;
  border:1px solid transparent;transition:background .2s,color .2s,border-color .2s,box-shadow .2s,transform .2s;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(20,30,25,.14)}
.btn:active{transform:translateY(0)}
.btn:focus-visible{outline:2px solid var(--brand);outline-offset:3px}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark)}
.btn-primary:active{background:var(--brand-deep)}
.btn-amber{background:var(--amber);color:var(--dark2)}
.btn-amber:hover{background:var(--amber-dark);color:#fff}
.btn-outline{border-color:var(--line);background:#fff;color:var(--text)}
.btn-outline:hover{border-color:var(--brand);color:var(--brand);background:#fff}
.btn-ghost-light{border-color:rgba(255,255,255,.32);color:#fff;background:transparent}
.btn-ghost-light:hover{border-color:var(--amber);color:var(--amber);background:rgba(255,255,255,.04)}
.btn-block{width:100%}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--brand);transition:color .2s}
.link-arrow:hover{color:var(--brand-dark)}

/* ===== 顶部导航 ===== */
.site-nav{
  position:sticky;top:0;z-index:60;background:var(--dark1);
  border-bottom:1px solid rgba(255,255,255,.06);
  box-shadow:0 6px 18px rgba(0,0,0,.08);
}
.site-nav__inner{display:flex;align-items:center;gap:16px;min-height:72px}
.site-nav__logo{display:inline-flex;align-items:baseline;color:#fff;font-size:21px;font-weight:800;white-space:nowrap;line-height:1.25}
.site-nav__logo-span{font-weight:900;color:var(--amber);padding:0 1px}
.site-nav__chips{display:flex;align-items:center;gap:8px;justify-content:center;flex:1;overflow-x:auto;scrollbar-width:none;padding:4px 0}
.site-nav__chips::-webkit-scrollbar{display:none}
.chip-nav{
  display:inline-flex;align-items:center;justify-content:center;height:38px;
  padding:0 18px;border-radius:999px;color:rgba(255,255,255,.62);
  font-size:14px;font-weight:500;white-space:nowrap;transition:.2s;
}
.chip-nav:hover{color:#fff;background:rgba(255,255,255,.10)}
.chip-nav.is-active{background:var(--amber);color:var(--dark2);font-weight:800}
.site-nav__cta{flex-shrink:0;display:flex;align-items:center}
.btn-cta-nav{
  display:inline-flex;align-items:center;justify-content:center;height:40px;padding:0 20px;
  background:var(--amber);color:var(--dark2);font-size:14px;font-weight:800;border-radius:999px;
  transition:background .2s,color .2s,transform .2s;
}
.btn-cta-nav:hover{background:#FBBF24;color:var(--dark2);transform:translateY(-1px)}

/* ===== 页面首屏横幅 ===== */
.login-hero{
  position:relative;
  background:linear-gradient(105deg,rgba(14,26,22,.95) 0%,rgba(21,34,29,.82) 52%,rgba(20,60,48,.66) 100%),url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  color:#fff;
  padding:76px 0 108px;
  overflow:hidden;
}
.login-hero::after{
  content:"";position:absolute;right:-80px;bottom:-100px;width:380px;height:380px;border-radius:50%;
  background:rgba(245,158,11,.14);filter:blur(16px);pointer-events:none;
}
.login-hero__content{position:relative;z-index:2}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.68);margin-bottom:22px}
.breadcrumb a{color:rgba(255,255,255,.88);transition:color .2s}
.breadcrumb a:hover{color:var(--amber)}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;
  border:1px solid rgba(255,255,255,.22);border-radius:999px;background:rgba(255,255,255,.08);
  color:#fff;font-size:13px;font-weight:600;margin-bottom:18px;backdrop-filter:blur(4px);
}
.hero-badge::before{content:"";width:6px;height:6px;border-radius:50%;background:#45D698;box-shadow:0 0 0 4px rgba(69,214,152,.18)}
.login-hero h1{color:#fff;font-size:44px;font-weight:800;line-height:1.22;max-width:920px}
.login-hero__desc{font-size:17px;line-height:1.8;color:rgba(255,255,255,.82);max-width:680px;margin-top:18px}
.hero-actions{margin-top:30px;display:flex;flex-wrap:wrap;gap:14px}

/* ===== 主体双栏 ===== */
.intro-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(340px,.8fr);gap:56px;align-items:start}
.intro-left .section-head{margin-bottom:28px}
.intro-media{border-radius:18px;overflow:hidden;margin-bottom:30px;box-shadow:var(--shadow-sm);line-height:0;background:#E7E0D4}
.intro-media img{width:100%;height:210px;object-fit:cover}
.toc-list{list-style:none;border-top:1px solid var(--line)}
.toc-list li{display:flex;gap:18px;align-items:flex-start;padding:22px 0;border-bottom:1px solid var(--line)}
.toc-index{font-size:14px;font-weight:900;color:var(--brand);line-height:1.5;padding-top:3px;min-width:44px}
.toc-list h3{font-size:17px;font-weight:700;margin-bottom:6px}
.toc-list p{margin:0;color:var(--muted);font-size:14px;line-height:1.75}

/* ===== 右侧引导卡 ===== */
.guide-sticky{position:sticky;top:104px}
.guide-card{
  background:#fff;border:1px solid var(--line);border-radius:18px;
  padding:26px;box-shadow:var(--shadow-sm);
}
.guide-card__kicker{font-size:12px;font-weight:800;letter-spacing:.04em;color:var(--brand);text-transform:uppercase;display:inline-block;margin-bottom:8px}
.guide-card h3{font-size:20px;line-height:1.4}
.guide-card>p{color:var(--muted);font-size:14px;line-height:1.75;margin:12px 0 18px}
.guide-list{list-style:none;border-top:1px solid var(--line);margin:0 0 20px}
.guide-list li{
  display:flex;align-items:flex-start;gap:10px;padding:11px 0;border-bottom:1px solid var(--line);
  color:var(--muted);font-size:13.5px;line-height:1.6;
}
.guide-list li::before{
  content:"";width:14px;height:14px;border-radius:50%;flex-shrink:0;margin-top:4px;
  border:3px solid #A7DBD3;background:#E7F5F0;
}
.guide-card .btn{margin-bottom:10px}
.btn + .btn{margin-top:4px}

/* ===== 四步流程 ===== */
.bg-white-band{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.flow-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:26px 20px 22px;transition:transform .2s,box-shadow .2s,border-color .2s;
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#D8D1C4}
.step-number{font-size:22px;font-weight:900;color:var(--amber);line-height:1}
.step-card h3{font-size:17px;margin:16px 0 8px}
.step-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.75}
.step-card::after{
  content:"";position:absolute;right:-12px;top:34px;width:10px;height:10px;
  border-top:1.5px solid #C9C0B2;border-right:1.5px solid #C9C0B2;transform:rotate(45deg);
}
.flow-steps .step-card:last-child::after{display:none}

/* ===== 对比面板 ===== */
.compare-wrap{
  border:1px solid var(--line);border-radius:20px;background:#fff;overflow:hidden;
  box-shadow:var(--shadow-sm);
}
.compare-grid{display:grid;grid-template-columns:1fr 1fr}
.compare-col{padding:28px 28px 30px}
.compare-col + .compare-col{border-left:1px solid var(--line)}
.compare-title{display:flex;gap:12px;align-items:center;font-size:19px;font-weight:800;color:var(--dark2);padding-bottom:16px;border-bottom:1px solid var(--line);margin-bottom:18px}
.compare-mark{display:flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:10px;font-weight:900;font-size:14px}
.compare-mark--pc{background:#E1F1EB;color:var(--brand)}
.compare-mark--mobile{background:#FBF0DB;color:#A1620A}
.compare-row{display:flex;gap:12px;padding:11px 0;border-bottom:1px dashed #EEE8DE;font-size:14px;line-height:1.65}
.compare-row:last-child{border-bottom:0}
.compare-row__label{flex-shrink:0;width:78px;color:var(--weak);font-size:13px}
.compare-row__text{color:var(--muted)}
.compare-row__text b{color:var(--text);font-weight:700}
.compare-note{
  background:#F8F5EF;border-top:1px solid var(--line);padding:14px 24px;
  display:flex;gap:10px;align-items:flex-start;color:var(--muted);font-size:13.5px;line-height:1.7;
}
.compare-note::before{content:"提示";flex-shrink:0;font-weight:800;color:var(--brand);font-size:12px;margin-top:2px}

/* ===== 深色信息段 ===== */
.dark-band{background:var(--dark2);color:#fff;padding:82px 0;overflow:hidden}
.dark-band__grid{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(300px,.7fr);gap:64px;align-items:center}
.dark-band h2{color:#fff;font-size:28px;margin:12px 0 14px}
.dark-desc{color:rgba(255,255,255,.72);max-width:620px;font-size:15px;line-height:1.85}
.dark-list{list-style:none;margin-top:30px}
.dark-list li{display:flex;flex-direction:column;gap:4px;padding:15px 0;border-bottom:1px solid rgba(255,255,255,.10)}
.dark-list li strong{color:#fff;font-size:15px;font-weight:700}
.dark-list li span{color:rgba(255,255,255,.55);font-size:13.5px;line-height:1.7}
.metric-stack{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.metric-card{
  border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.06);
  border-radius:16px;padding:22px 20px;
}
.metric-card strong{display:block;font-size:24px;font-weight:800;color:var(--amber);line-height:1.2}
.metric-card span{color:rgba(255,255,255,.6);font-size:13px;line-height:1.6}

/* ===== FAQ ===== */
.faq-wrap{max-width:880px;margin:0 auto}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:12px;
  transition:border-color .2s,box-shadow .2s;overflow:hidden;
}
.faq-item[open]{box-shadow:var(--shadow-sm);border-color:#D8D1C4}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  cursor:pointer;list-style:none;padding:20px 22px;font-weight:700;font-size:15.5px;color:var(--text);
  line-height:1.5;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";display:flex;align-items:center;justify-content:center;flex-shrink:0;
  width:26px;height:26px;border-radius:50%;background:#EEF4F1;color:var(--brand);
  font-size:19px;font-weight:500;transition:transform .25s,background .2s,color .2s;
}
.faq-item[open] summary::after{transform:rotate(45deg);background:#E6F2EC}
.faq-answer{padding:0 22px 22px;color:var(--muted);font-size:14px;line-height:1.9;border-top:1px dashed var(--line);margin-top:4px}
.faq-answer p{margin:14px 0 0}

/* ===== CTA 区 ===== */
.cta-band{
  position:relative;background:linear-gradient(115deg,var(--dark1),var(--dark2));color:#fff;
  padding:66px 0;overflow:hidden;
}
.cta-band::before{content:"";position:absolute;left:0;top:0;width:100%;height:100%;opacity:.10;background:url('/assets/images/backpic/back-3.png') center/cover no-repeat;pointer-events:none}
.cta-flex{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-copy h2{color:#fff;font-size:28px;margin-bottom:10px}
.cta-copy p{color:rgba(255,255,255,.7);max-width:680px;margin:0;font-size:15px;line-height:1.85}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ===== 页脚 ===== */
.site-footer{background:var(--dark2);color:rgba(255,255,255,.74);padding:70px 0 26px;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.55fr .9fr 1fr 1.05fr;gap:42px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-brand-name{font-size:20px;font-weight:800;color:#fff;margin-bottom:12px}
.footer-brand-name span{color:var(--amber);font-weight:900}
.footer-brand-desc{margin:0;color:rgba(255,255,255,.56);font-size:14px;line-height:1.85;max-width:300px}
.footer-col-title{font-size:15px;font-weight:800;color:#fff;margin-bottom:14px}
.footer-links{list-style:none}
.footer-links li{margin-bottom:9px}
.footer-links a{color:rgba(255,255,255,.6);line-height:1.6;transition:color .2s}
.footer-links a:hover{color:var(--amber)}
.footer-bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;padding-top:24px;color:rgba(255,255,255,.42);font-size:13px}
.domain-text{color:rgba(255,255,255,.26)}

/* ===== 响应式 ===== */
@media (max-width:1024px){
  .intro-grid{grid-template-columns:1fr;gap:36px}
  .guide-sticky{position:static}
  .flow-steps{grid-template-columns:repeat(2,1fr);gap:16px}
  .step-card:nth-child(2)::after{display:none}
  .dark-band__grid{grid-template-columns:1fr;gap:40px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .compare-grid{grid-template-columns:1fr}
  .compare-col + .compare-col{border-left:0;border-top:1px solid var(--line)}
}
@media (max-width:768px){
  .section{padding:62px 0}
  .site-nav__inner{flex-wrap:wrap;padding:8px 0;gap:6px 10px}
  .site-nav{position:relative}
  .site-nav__logo{font-size:17px}
  .site-nav__cta{margin-left:auto}
  .site-nav__chips{order:3;width:100%;flex:none;justify-content:flex-start;padding:2px 0}
  .chip-nav{height:34px;padding:0 14px;font-size:13.5px}
  .btn-cta-nav{height:36px;padding:0 14px;font-size:13.5px}
  .login-hero{padding:50px 0 72px}
  .login-hero h1{font-size:32px}
  .login-hero__desc{font-size:15.5px}
  .hero-actions .btn{width:100%;justify-content:center}
  .h2{font-size:23px}
  .section-head{margin-bottom:28px}
  .intro-media img{height:auto;max-height:230px}
  .flow-steps{grid-template-columns:1fr}
  .step-card::after{display:none !important}
  .compare-col{padding:22px 18px}
  .compare-row{flex-direction:column;gap:2px}
  .metric-stack{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:22px;padding-bottom:24px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .cta-flex{flex-direction:column;align-items:flex-start}
  .cta-actions .btn{width:100%;justify-content:center}
  .faq-item summary{padding:16px 16px}
  .faq-answer{padding:0 16px 18px}
}
@media (max-width:520px){
  .container{padding-left:16px;padding-right:16px}
  .site-nav__logo{font-size:15.5px;max-width:180px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .site-nav__logo span{font-size:16px}
  .site-nav__cta{margin-left:auto}
}