/* roulang page: index */
:root {
        --bg: #f7f2ea;
        --bg-soft: #efe4d6;
        --bg-deep: #191613;
        --ink: #26211b;
        --muted: #6b5e52;
        --muted-2: #8a7d6f;
        --line: #e5d9c9;
        --primary: #e8974a;
        --primary-deep: #de6633;
        --gold: #f4b84d;
        --green: #2d6658;
        --green-soft: #4a9b85;
        --danger: #b9442f;
        --success: #2b7a57;
        --gradient-main: linear-gradient(115deg, #e8974a 0%, #de6633 100%);
        --gradient-alt: linear-gradient(115deg, #2d6658 0%, #4a9b85 100%);
        --radius-sm: 12px;
        --radius-md: 20px;
        --radius-lg: 32px;
        --shadow-sm: 0 8px 22px rgba(53, 42, 30, .06);
        --shadow-md: 0 18px 44px rgba(53, 42, 30, .10);
        --shadow-lg: 0 30px 90px rgba(45, 32, 18, .15);
        --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
        --font-num: "SF Pro Display", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
        --container: 1280px;
    }

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

    html {
        scroll-behavior: smooth;
        -webkit-text-size-adjust: 100%;
    }

    body {
        background: var(--bg);
        color: var(--ink);
        font-family: var(--font-sans);
        font-size: 16px;
        line-height: 1.72;
        -webkit-font-smoothing: antialiased;
    }

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

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

    ul {
        list-style: none;
    }

    button,
    input {
        font: inherit;
        border: 0;
    }

    ::selection {
        background: #e8974a;
        color: #191613;
    }

    .skip-link {
        position: fixed;
        top: -100px;
        left: 22px;
        z-index: 2000;
        background: var(--bg-deep);
        color: #fff7ea;
        padding: 12px 18px;
        border-radius: 12px;
        transition: top .2s;
    }

    .skip-link:focus {
        top: 18px;
    }

    .container {
        max-width: var(--container);
        margin-inline: auto;
        padding-inline: clamp(20px, 4vw, 48px);
    }

    .visible-focus:focus-visible,
    a:focus-visible,
    button:focus-visible,
    input:focus-visible {
        outline: 3px solid rgba(222, 102, 51, .68);
        outline-offset: 4px;
        border-radius: 6px;
    }

    .eyebrow {
        display: inline-flex;
        align-items: center;
        gap: 10px;
        font-size: 13px;
        letter-spacing: .14em;
        text-transform: uppercase;
        color: var(--muted);
        font-weight: 650;
    }

    .eyebrow::before {
        content: "";
        width: 8px;
        height: 8px;
        border-radius: 50%;
        background: var(--primary-deep);
        box-shadow: 0 0 0 4px rgba(222, 102, 51, .12);
    }

    .dark .eyebrow {
        color: rgba(255, 247, 232, .62);
    }

    .section {
        padding-block: clamp(76px, 10vw, 132px);
    }

    .section--tight {
        padding-block: 64px 88px;
    }

    .section--dark {
        background: var(--bg-deep);
        color: #f5eadf;
        border-top: 2px solid transparent;
        border-image: linear-gradient(90deg, var(--primary), var(--primary-deep), transparent) 1;
    }

    .section-head {
        max-width: 760px;
        margin-bottom: clamp(36px, 5vw, 64px);
    }

    .section-head .eyebrow {
        margin-bottom: 16px;
    }

    .section-title {
        font-size: clamp(1.9rem, 3.8vw, 2.9rem);
        line-height: 1.2;
        font-weight: 850;
        letter-spacing: -0.02em;
        margin-top: 8px;
    }

    .section-desc {
        margin-top: 18px;
        font-size: 17px;
        line-height: 1.8;
        color: var(--muted);
        max-width: 720px;
    }

    .section--dark .section-desc {
        color: rgba(247, 235, 222, .72);
    }

    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 9px;
        min-height: 46px;
        padding: 0 24px;
        border-radius: var(--radius-sm);
        font-weight: 750;
        font-size: 15px;
        cursor: pointer;
        transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
        will-change: transform;
        border: 1px solid transparent;
    }

    .btn-primary {
        background: var(--gradient-main);
        color: #241c13;
        box-shadow: 0 12px 26px rgba(212, 103, 44, .25);
    }

    .btn-primary:hover {
        transform: translateY(-2px);
        box-shadow: 0 18px 34px rgba(212, 103, 44, .34);
        background: linear-gradient(115deg, #f39e4d, #d95a2b);
    }

    .btn-primary:active {
        transform: translateY(0);
    }

    .btn-ghost {
        background: transparent;
        color: #fff4e6;
        border-color: rgba(255, 244, 226, .6);
        backdrop-filter: blur(8px);
    }

    .btn-ghost:hover {
        background: rgba(255, 244, 226, .14);
        border-color: #fff4e6;
        transform: translateY(-2px);
    }

    .btn-light {
        background: #fffaf3;
        color: #2c2119;
        border-color: rgba(255, 255, 255, .7);
    }

    .btn-light:hover {
        background: #fff;
        transform: translateY(-2px);
        box-shadow: var(--shadow-md);
    }

    .btn-text {
        color: inherit;
        min-height: auto;
        padding: 10px 0;
        font-weight: 650;
        background: transparent;
    }

    .btn-text .btn-arrow {
        transition: transform .25s ease;
        display: inline-block;
    }

    .btn-text:hover .btn-arrow {
        transform: translateX(5px);
    }

    .site-header {
        position: sticky;
        top: 0;
        z-index: 200;
        background: rgba(247, 242, 234, .84);
        backdrop-filter: blur(16px) saturate(1.2);
        -webkit-backdrop-filter: blur(16px) saturate(1.2);
        border-bottom: 1px solid rgba(196, 175, 150, .38);
    }

    .header-row {
        display: grid;
        grid-template-columns: 1fr auto 1fr;
        min-height: 76px;
        position: relative;
        padding-inline: clamp(16px, 3.6vw, 46px);
    }

    .nav-left,
    .nav-right {
        display: flex;
        align-items: center;
    }

    .nav-left ul,
    .nav-right ul {
        display: flex;
        align-items: center;
        gap: clamp(12px, 1.7vw, 27px);
        height: 100%;
        flex-wrap: nowrap;
    }

    .nav-left {
        justify-content: flex-start;
    }

    .nav-right {
        justify-content: flex-end;
    }

    .nav-link {
        display: inline-flex;
        align-items: center;
        position: relative;
        height: 76px;
        font-size: 15px;
        font-weight: 600;
        letter-spacing: .01em;
        color: #503f30;
        white-space: nowrap;
        gap: 7px;
    }

    .nav-link::after {
        content: "";
        position: absolute;
        left: 0;
        bottom: 14px;
        height: 2px;
        width: 100%;
        border-radius: 2px;
        transform: scaleX(0);
        transform-origin: 0 50%;
        transition: transform .25s ease;
        background: var(--gradient-main);
        opacity: .9;
    }

    .nav-link:hover::after,
    .nav-link.is-active::after {
        transform: scaleX(1);
    }

    .nav-link.is-active {
        color: #271a0f;
        font-weight: 800;
    }

    .nav-number {
        font-size: 11px;
        font-weight: 700;
        letter-spacing: .05em;
        color: var(--primary-deep);
        font-family: var(--font-num);
    }

    .brand-wrap {
        display: flex;
        align-items: center;
        justify-content: center;
        min-width: max-content;
    }

    .brand {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background: var(--gradient-main);
        color: #241a11;
        font-size: clamp(.99rem, 2vw, 1.16rem);
        font-weight: 900;
        line-height: 1;
        letter-spacing: .01em;
        padding: 12px 20px;
        border-radius: 15px 15px 15px 5px;
        box-shadow: 0 14px 24px rgba(191, 91, 29, .22), inset 0 1px 0 rgba(255, 255, 255, .35);
        transition: transform .25s ease, box-shadow .25s ease;
    }

    .brand:hover {
        transform: translateY(-1px);
        box-shadow: 0 18px 30px rgba(191, 91, 29, .30), inset 0 1px 0 rgba(255, 255, 255, .35);
    }

    .mobile-burger {
        display: none;
        width: 46px;
        height: 46px;
        border-radius: 50%;
        background: var(--gradient-main);
        color: #241a11;
        align-items: center;
        justify-content: center;
        border: 0;
        cursor: pointer;
        margin-left: auto;
        box-shadow: 0 8px 18px rgba(210, 101, 39, .22);
    }

    .mobile-burger span {
        position: relative;
        display: block;
        width: 20px;
        height: 2px;
        background: #261a12;
        transition: transform .2s;
    }

    .mobile-burger span:before,
    .mobile-burger span:after {
        content: "";
        position: absolute;
        left: 0;
        width: 20px;
        height: 2px;
        background: #261a12;
        transition: transform .2s;
    }

    .mobile-burger span:before {
        top: -6px;
    }

    .mobile-burger span:after {
        top: 6px;
    }

    .mobile-drawer {
        position: fixed;
        inset: 0;
        z-index: 400;
        background: rgba(25, 21, 16, .98);
        color: #fff7ea;
        display: flex;
        align-items: center;
        justify-content: center;
        opacity: 0;
        visibility: hidden;
        transition: opacity .32s ease, visibility .32s ease;
        backdrop-filter: blur(10px);
    }

    .mobile-drawer.is-open {
        opacity: 1;
        visibility: visible;
    }

    .drawer-close {
        position: absolute;
        top: 22px;
        right: 24px;
        width: 46px;
        height: 46px;
        border-radius: 50%;
        background: rgba(255, 255, 255, .12);
        color: #fff7ea;
        font-size: 24px;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .drawer-links {
        text-align: center;
    }

    .drawer-links a {
        display: block;
        font-size: 21px;
        padding: 15px 24px;
        color: #f5e6d7;
        font-weight: 600;
        border-bottom: 1px solid rgba(255, 255, 255, .1);
        max-width: 280px;
        margin-inline: auto;
    }

    .drawer-links a.is-active {
        color: var(--gold);
        font-weight: 800;
    }

    /* hero */
    .hero {
        position: relative;
        color: #fff5e9;
        overflow: hidden;
        isolation: isolate;
        background-color: #1c1714;
        background-image: linear-gradient(100deg, rgba(19, 15, 12, .92) 8%, rgba(41, 31, 24, .52) 52%, rgba(222, 102, 51, .18)), url("/assets/images/backpic/back-1.webp");
        background-position: center;
        background-size: cover;
        background-repeat: no-repeat;
    }

    .hero:after {
        content: "";
        position: absolute;
        inset: 0;
        z-index: -1;
        pointer-events: none;
        background: radial-gradient(circle at 88% 14%, rgba(232, 151, 74, .18), transparent 34%), radial-gradient(circle at 0% 100%, rgba(74, 155, 133, .14), transparent 42%);
    }

    .hero-topline {
        display: flex;
        align-items: center;
        gap: 12px;
        font-size: 13.5px;
        letter-spacing: .12em;
        font-weight: 650;
        color: rgba(255, 239, 222, .78);
        padding-bottom: 18px;
        border-bottom: 1px solid rgba(255, 238, 220, .2);
        margin-bottom: 44px;
    }

    .hero-grid {
        display: grid;
        grid-template-columns: minmax(0, 1.12fr) minmax(340px, .88fr);
        gap: clamp(34px, 5vw, 76px);
        align-items: center;
        min-height: min(720px, calc(100vh - 76px));
        padding-block: clamp(74px, 8vw, 112px);
    }

    .hero-kicker {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: rgba(255, 246, 237, .12);
        backdrop-filter: blur(5px);
        border: 1px solid rgba(255, 220, 186, .25);
        color: #f8e5ce;
        padding: 7px 15px;
        border-radius: 100px;
        font-size: 13.5px;
        letter-spacing: .08em;
    }

    .hero-kicker span {
        background: var(--primary);
        color: #191613;
        width: 7px;
        height: 7px;
        display: inline-block;
        border-radius: 50%;
        box-shadow: 0 0 0 4px rgba(232, 151, 74, .2);
    }

    .hero h1 {
        font-size: clamp(2.4rem, 5.5vw, 4.8rem);
        line-height: 1.16;
        font-weight: 850;
        letter-spacing: -.035em;
        color: #fff7ed;
        margin: 34px 0 24px;
        max-width: 11em;
    }

    .hero h1 .accent {
        position: relative;
        display: inline-block;
        color: #ffebd2;
        background: linear-gradient(90deg, #f4b84d, #f89d5a);
        -webkit-background-clip: text;
        background-clip: text;
        -webkit-text-fill-color: transparent;
        text-shadow: none;
    }

    .hero-desc {
        max-width: 610px;
        font-size: 17px;
        line-height: 1.85;
        color: rgba(255, 238, 223, .84);
        margin-bottom: 32px;
    }

    .hero-actions {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 16px;
    }

    .hero-tags {
        display: flex;
        flex-wrap: wrap;
        gap: 9px 12px;
        margin-top: 38px;
    }

    .hero-tag {
        display: inline-flex;
        align-items: center;
        gap: 7px;
        background: rgba(255, 238, 223, .08);
        border: 1px solid rgba(255, 238, 223, .22);
        backdrop-filter: blur(4px);
        padding: 6px 13px;
        border-radius: 100px;
        color: rgba(255, 241, 226, .88);
        font-size: 13px;
    }

    .hero-tag i {
        width: 5px;
        height: 5px;
        background: var(--green-soft);
        border-radius: 50%;
    }

    /* hero right data panel */
    .hero-panel {
        position: relative;
        background: rgba(28, 22, 17, .35);
        backdrop-filter: blur(12px);
        border: 1px solid rgba(255, 226, 198, .32);
        border-radius: 30px;
        padding: clamp(24px, 3vw, 36px);
        box-shadow: 0 30px 90px rgba(14, 9, 5, .25);
        color: #fff3e5;
    }

    .hero-panel:before {
        content: "";
        position: absolute;
        inset: 5px;
        border-radius: 26px;
        border: 1px dashed rgba(255, 206, 160, .18);
        pointer-events: none;
    }

    .panel-label {
        display: flex;
        justify-content: space-between;
        align-items: center;
        font-size: 13px;
        letter-spacing: .08em;
        color: rgba(255, 243, 229, .65);
        border-bottom: 1px solid rgba(255, 240, 224, .15);
        padding-bottom: 18px;
    }

    .panel-label strong {
        color: #f4b84d;
        font-weight: 650;
    }

    .metric-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 18px 22px;
        padding-top: 24px;
    }

    .metric {
        padding: 10px 0;
    }

    .metric strong {
        display: flex;
        align-items: baseline;
        gap: 4px;
        font-size: clamp(1.65rem, 3vw, 2.4rem);
        font-weight: 850;
        font-family: var(--font-num);
        letter-spacing: -.03em;
        color: #fff7ea;
    }

    .metric strong .small {
        font-size: 1rem;
        font-weight: 650;
        color: var(--gold);
    }

    .metric .metric-infinite {
        color: var(--gold);
        font-size: 2rem;
    }

    .metric span {
        color: rgba(255, 242, 230, .66);
        font-size: 13.5px;
        display: block;
        margin-top: 3px;
    }

    .metric-bar {
        margin-top: 12px;
        width: 46px;
        height: 3px;
        background: var(--gradient-main);
        border-radius: 3px;
    }

    .panel-note {
        margin-top: 20px;
        padding: 13px 15px;
        border-radius: 15px;
        background: rgba(232, 151, 74, .1);
        border: 1px solid rgba(232, 151, 74, .25);
        font-size: 13px;
        color: rgba(255, 243, 229, .78);
        display: flex;
        gap: 10px;
        line-height: 1.65;
    }

    .panel-note b {
        color: #f5c88c;
    }

    /* story section */
    .story-layout {
        display: grid;
        grid-template-columns: minmax(0, .78fr) minmax(0, 1.22fr);
        gap: clamp(36px, 6vw, 90px);
    }

    .story-left {
        position: sticky;
        top: 126px;
        align-self: start;
    }

    .story-number {
        font-family: var(--font-num);
        font-size: 15px;
        font-weight: 760;
        color: var(--primary-deep);
        letter-spacing: .05em;
        margin-bottom: 14px;
    }

    .story-divider {
        width: 100%;
        height: 2px;
        background: linear-gradient(90deg, var(--primary), rgba(232, 151, 74, .2));
        margin: 28px 0;
        border-radius: 3px;
    }

    .story-right p {
        font-size: 17px;
        line-height: 1.96;
        color: #443727;
        margin-bottom: 24px;
    }

    .story-right p strong {
        color: var(--ink);
        font-weight: 700;
    }

    .story-point {
        margin-top: 28px;
        display: grid;
        gap: 12px;
    }

    .story-point li {
        display: flex;
        gap: 12px;
        align-items: flex-start;
        padding: 14px 16px;
        border-left: 3px solid var(--primary);
        background: #fbf5eb;
        border-radius: 0 14px 14px 0;
        font-size: 15px;
    }

    .story-point i {
        width: 6px;
        height: 6px;
        border-radius: 50%;
        background: var(--primary-deep);
        margin-top: 10px;
        flex: none;
    }

    /* feature cards */
    .feature-stack {
        display: grid;
        gap: clamp(24px, 3vw, 36px);
    }

    .feature-card {
        display: grid;
        grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
        background: #fbf5eb;
        border: 1px solid #e6d8c5;
        border-radius: var(--radius-lg);
        overflow: hidden;
        box-shadow: var(--shadow-sm);
        transition: box-shadow .3s, transform .3s;
    }

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

    .feature-card.is-reverse .feature-media {
        order: 2;
    }

    .feature-media {
        min-height: 270px;
        position: relative;
    }

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

    .feature-media::after {
        content: "";
        position: absolute;
        inset: 0;
        background: linear-gradient(120deg, transparent 30%, rgba(24, 18, 12, .42));
        pointer-events: none;
    }

    .feature-media .image-label {
        position: absolute;
        left: 18px;
        bottom: 18px;
        z-index: 2;
        color: #fff;
        background: rgba(28, 21, 15, .55);
        border: 1px solid rgba(255, 255, 255, .3);
        backdrop-filter: blur(5px);
        padding: 6px 12px;
        border-radius: 100px;
        font-size: 12.5px;
    }

    .feature-body {
        padding: clamp(24px, 4vw, 48px);
        display: flex;
        flex-direction: column;
        gap: 18px;
        justify-content: center;
    }

    .feature-index {
        font-family: var(--font-num);
        color: var(--primary-deep);
        font-weight: 800;
        letter-spacing: .06em;
        font-size: 13px;
    }

    .feature-body h3 {
        font-size: clamp(1.35rem, 2.6vw, 2rem);
        font-weight: 830;
        line-height: 1.35;
    }

    .feature-body p {
        color: var(--muted);
        font-size: 16px;
        line-height: 1.86;
    }

    .feature-body .meta {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        font-size: 13px;
        color: var(--muted-2);
    }

    .feature-body .btn-text {
        color: var(--primary-deep);
        margin-top: 4px;
        font-size: 15px;
    }

    .feature-card.is-reverse .feature-body {
        order: 1;
    }

    /* trust stats */
    .trust-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: clamp(18px, 2.6vw, 32px);
    }

    .trust-card {
        background: #f6ede2;
        border: 1px solid #e5d9c9;
        border-radius: 22px;
        padding: clamp(22px, 2.4vw, 34px);
        position: relative;
        overflow: hidden;
    }

    .trust-card::before {
        content: "";
        position: absolute;
        left: 0;
        top: 0;
        width: 4px;
        height: 100%;
        background: var(--gradient-main);
        opacity: .8;
    }

    .trust-card:nth-child(2)::before {
        background: var(--gradient-alt);
    }

    .trust-card:nth-child(3)::before {
        background: linear-gradient(180deg, #f4b84d, #de6633);
    }

    .trust-card:nth-child(4)::before {
        background: #2b7a57;
    }

    .trust-card .num {
        font-family: var(--font-num);
        font-size: clamp(1.7rem, 3vw, 2.4rem);
        font-weight: 880;
        color: var(--ink);
        letter-spacing: -.03em;
        display: flex;
        align-items: baseline;
        gap: 4px;
    }

    .trust-card .num .unit {
        font-size: 1rem;
        color: var(--muted);
        font-weight: 600;
    }

    .trust-card h3 {
        margin-top: 12px;
        font-size: 17px;
        font-weight: 780;
        color: #37291b;
    }

    .trust-card p {
        margin-top: 8px;
        color: var(--muted);
        font-size: 14px;
        line-height: 1.75;
    }

    /* news dark section */
    .news-section {
        color: #f3e8da;
        background:
            radial-gradient(circle at 93% 5%, rgba(232, 151, 74, .15), transparent 24%),
            radial-gradient(circle at 3% 94%, rgba(74, 155, 133, .11), transparent 28%),
            #191613;
        padding-block: clamp(76px, 10vw, 126px);
    }

    .news-head {
        display: flex;
        align-items: flex-end;
        justify-content: space-between;
        gap: 30px;
        flex-wrap: wrap;
        margin-bottom: 34px;
    }

    .news-head-title {
        display: flex;
        gap: 16px;
        align-items: center;
    }

    .news-live {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: rgba(255, 255, 255, .08);
        border: 1px solid rgba(255, 255, 255, .14);
        color: #f7d9ab;
        padding: 5px 12px;
        border-radius: 100px;
        font-size: 12.5px;
        letter-spacing: .08em;
    }

    .news-live i {
        display: inline-block;
        width: 7px;
        height: 7px;
        background: #de6633;
        border-radius: 50%;
        box-shadow: 0 0 0 0 rgba(222, 102, 51, .5);
        animation: livePulse 1.8s infinite;
    }

    @keyframes livePulse {
        0% {
            box-shadow: 0 0 0 0 rgba(222, 102, 51, .45);
        }
        70% {
            box-shadow: 0 0 0 8px rgba(222, 102, 51, 0);
        }
        100% {
            box-shadow: 0 0 0 0 rgba(222, 102, 51, 0);
        }
    }

    .feed-wrap {
        background: #211b16;
        border: 1px solid rgba(255, 227, 195, .13);
        border-radius: 26px;
        overflow: hidden;
    }

    .feed-row {
        display: grid;
        grid-template-columns: 64px 1fr auto auto 32px;
        gap: 16px;
        align-items: center;
        padding: 18px 22px;
        color: #f3e8da;
        border-bottom: 1px solid rgba(255, 255, 255, .07);
        transition: background .25s, transform .25s;
        position: relative;
    }

    .feed-row:last-child {
        border-bottom: 0;
    }

    .feed-row:hover {
        background: rgba(232, 151, 74, .06);
    }

    .feed-row:hover .feed-title {
        color: #ffd59e;
    }

    .feed-row:hover .feed-arrow {
        transform: translateX(5px);
        color: #f4b84d;
    }

    .feed-index {
        color: #8c7764;
        font-family: var(--font-num);
        font-weight: 700;
        font-size: 14px;
    }

    .feed-category {
        display: inline-flex;
        align-items: center;
        gap: 7px;
        background: rgba(74, 155, 133, .12);
        color: #9ed2c0;
        border-radius: 8px;
        padding: 5px 10px;
        font-size: 12.5px;
    }

    .feed-category i {
        width: 6px;
        height: 6px;
        border-radius: 50%;
        background: #4a9b85;
    }

    .feed-main {
        min-width: 0;
    }

    .feed-title {
        display: block;
        font-weight: 680;
        font-size: 16px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .feed-summary {
        margin-top: 4px;
        display: -webkit-box;
        -webkit-line-clamp: 1;
        -webkit-box-orient: vertical;
        overflow: hidden;
        color: rgba(243, 232, 216, .55);
        font-size: 13.5px;
        line-height: 1.5;
    }

    .feed-date {
        color: rgba(255, 232, 203, .55);
        font-family: var(--font-num);
        font-size: 13px;
        white-space: nowrap;
    }

    .feed-arrow {
        color: rgba(244, 184, 77, .5);
        font-size: 18px;
        transition: transform .25s, color .25s;
    }

    .feed-empty {
        padding: 62px 24px;
        text-align: center;
        color: rgba(255, 233, 208, .65);
        display: grid;
        justify-items: center;
        gap: 14px;
    }

    .empty-mark {
        width: 52px;
        height: 52px;
        border-radius: 20px;
        background: rgba(232, 151, 74, .12);
        border: 1px solid rgba(232, 151, 74, .22);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 22px;
        color: #f0b96f;
    }

    .feed-more {
        margin-top: 28px;
        display: flex;
        justify-content: center;
    }

    /* cta */
    .cta-card {
        background: linear-gradient(115deg, #8c321c 0%, #49281f 45%, #191613 100%);
        border-radius: 34px;
        color: #fff4e7;
        padding: clamp(26px, 4.5vw, 58px);
        display: grid;
        grid-template-columns: minmax(0, 1.05fr) minmax(260px, .95fr);
        align-items: center;
        gap: 26px 48px;
        position: relative;
        overflow: hidden;
        box-shadow: 0 24px 70px rgba(83, 26, 10, .2);
    }

    .cta-card:before {
        content: "";
        position: absolute;
        width: 360px;
        height: 360px;
        right: -70px;
        top: -140px;
        background: radial-gradient(circle, rgba(232, 151, 74, .24), transparent 60%);
        pointer-events: none;
    }

    .cta-card h2 {
        font-size: clamp(1.5rem, 3.2vw, 2.3rem);
        line-height: 1.35;
        font-weight: 820;
        letter-spacing: -.02em;
    }

    .cta-card p {
        margin-top: 14px;
        color: rgba(255, 241, 224, .82);
        font-size: 16px;
        line-height: 1.9;
        max-width: 32em;
    }

    .newsletter-form {
        display: grid;
        gap: 14px;
        padding: 3px;
    }

    .newsletter-field {
        display: grid;
        gap: 8px;
    }

    .newsletter-field label {
        font-size: 13.5px;
        color: rgba(255, 239, 221, .78);
        letter-spacing: .04em;
    }

    .newsletter-row {
        display: flex;
        gap: 10px;
    }

    .newsletter-row input {
        flex: 1;
        background: rgba(255, 255, 255, .9);
        color: #432d1b;
        min-height: 50px;
        border-radius: 13px;
        padding: 4px 16px;
        font-size: 15px;
        box-shadow: inset 0 1px 3px rgba(0, 0, 0, .08);
        border: 1px solid transparent;
    }

    .newsletter-row input:focus {
        border-color: var(--gold);
        outline: 3px solid rgba(245, 184, 77, .3);
    }

    .newsletter-notice {
        min-height: 22px;
        font-size: 13px;
        color: rgba(255, 224, 184, .85);
    }

    /* faq */
    .faq-wrap {
        max-width: 980px;
        display: grid;
        gap: 14px;
    }

    .faq-item {
        background: #faf3e8;
        border: 1px solid var(--line);
        border-radius: 20px;
        transition: box-shadow .25s, border-color .25s;
        overflow: hidden;
    }

    .faq-item.is-open {
        border-color: rgba(222, 102, 51, .5);
        box-shadow: 0 12px 33px rgba(80, 52, 25, .06);
    }

    .faq-question {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 18px;
        width: 100%;
        padding: 22px 24px;
        background: transparent;
        color: var(--ink);
        cursor: pointer;
        font-size: 16px;
        font-weight: 650;
        text-align: left;
        border-radius: 20px;
        line-height: 1.5;
    }

    .faq-question .q {
        font-family: var(--font-num);
        color: var(--primary-deep);
        font-weight: 800;
        font-size: 14px;
        display: inline-flex;
        margin-right: 9px;
    }

    .faq-icon {
        flex: none;
        width: 30px;
        height: 30px;
        border-radius: 50%;
        background: var(--gradient-main);
        position: relative;
        transition: transform .3s ease;
    }

    .faq-icon:before,
    .faq-icon:after {
        content: "";
        position: absolute;
        left: 50%;
        top: 50%;
        width: 13px;
        height: 2px;
        background: #251a12;
        border-radius: 4px;
        transform: translate(-50%, -50%);
        transition: transform .3s ease;
    }

    .faq-icon:after {
        transform: translate(-50%, -50%) rotate(90deg);
    }

    .faq-item.is-open .faq-icon {
        transform: rotate(45deg);
    }

    .faq-answer {
        max-height: 0;
        overflow: hidden;
        transition: max-height .35s ease;
    }

    .faq-answer-inner {
        padding: 0 26px 24px 40px;
        color: var(--muted);
        font-size: 15.5px;
        line-height: 1.9;
    }

    .faq-list-extra {
        margin-top: 28px;
        display: flex;
        justify-content: center;
    }

    /* footer */
    .site-footer {
        background: #171310;
        color: #d2bcaa;
        padding-top: clamp(56px, 8vw, 96px);
        position: relative;
    }

    .site-footer:before {
        content: "";
        position: absolute;
        top: 0;
        height: 2px;
        width: 100%;
        background: linear-gradient(90deg, #e8974a, #de6633, transparent);
    }

    .footer-grid {
        display: grid;
        grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
        gap: 32px;
        padding-bottom: 54px;
    }

    .footer-brand {
        display: inline-flex;
        background: var(--gradient-main);
        color: #241a11;
        border-radius: 13px;
        font-weight: 900;
        padding: 9px 14px;
        font-size: 15px;
    }

    .footer-col p {
        font-size: 14.5px;
        line-height: 1.9;
        color: #9e8b77;
        margin-top: 18px;
        max-width: 31em;
    }

    .footer-col h4 {
        color: #f4e2d1;
        font-size: 15.5px;
        font-weight: 700;
        margin-bottom: 16px;
        letter-spacing: .03em;
    }

    .footer-col ul li {
        margin-bottom: 9px;
    }

    .footer-col a {
        color: #b6a18c;
        font-size: 14.5px;
        transition: color .2s;
        display: inline-flex;
        align-items: center;
        gap: 7px;
    }

    .footer-col a:hover {
        color: var(--gold);
        padding-left: 3px;
    }

    .footer-note {
        background: rgba(255, 255, 255, .025);
        border-top: 1px solid rgba(255, 255, 255, .06);
        padding: 22px 0;
    }

    .footer-note-inner {
        display: flex;
        justify-content: space-between;
        align-items: center;
        gap: 18px;
        flex-wrap: wrap;
        color: #7e6e5d;
        font-size: 13px;
    }

    .footer-copyright {
        color: #7e6e5d;
    }

    /* responsive */
    @media (max-width: 1200px) {
        .nav-left ul,
        .nav-right ul {
            gap: 15px;
        }

        .nav-link {
            font-size: 14px;
        }

        .feed-title {
            font-size: 15px;
        }
    }

    @media (max-width: 1024px) {
        .header-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 68px;
            position: relative;
        }

        .nav-left {
            display: none;
        }

        .nav-right {
            display: none;
        }

        .brand-wrap {
            position: absolute;
            left: 50%;
            transform: translateX(-50%);
            top: 50%;
            transform: translate(-50%, -50%);
            z-index: 5;
        }

        .brand {
            font-size: .98rem;
            padding: 11px 15px;
        }

        .mobile-burger {
            display: inline-flex;
        }

        .site-header::before {
            content: "";
            height: 2px;
            width: 100%;
            display: block;
            background: var(--gradient-main);
        }

        .hero-grid {
            grid-template-columns: 1fr;
            min-height: auto;
        }

        .hero-panel {
            width: 100%;
            max-width: 680px;
        }

        .story-layout {
            grid-template-columns: 1fr;
        }

        .story-left {
            position: static;
        }

        .feature-card,
        .feature-card.is-reverse {
            grid-template-columns: 1fr;
        }

        .feature-card.is-reverse .feature-media {
            order: 0;
        }

        .feature-media {
            height: 300px;
            min-height: 220px;
        }

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

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

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

    @media (max-width: 768px) {
        body {
            font-size: 15px;
        }

        .hero {
            background-position: 62% center;
        }

        .hero h1 {
            font-size: clamp(1.95rem, 8vw, 2.7rem);
        }

        .feed-row {
            grid-template-columns: 34px 1fr auto;
            gap: 10px 12px;
            padding: 14px 16px;
        }

        .feed-summary,
        .feed-category {
            display: none;
        }

        .feed-title {
            white-space: normal;
        }

        .feed-date {
            font-size: 12px;
            grid-column: 2 / 4;
            margin-top: -5px;
        }

        .feed-index {
            font-size: 13px;
        }

        .feed-arrow {
            grid-column: 4;
            grid-row: 1;
        }

        .newsletter-row {
            flex-direction: column;
        }

        .newsletter-row .btn {
            width: 100%;
        }

        .footer-grid {
            grid-template-columns: 1fr;
            gap: 22px;
            padding-bottom: 24px;
        }

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

        .faq-question {
            padding: 18px 16px;
            font-size: 15px;
        }

        .faq-answer-inner {
            padding: 0 20px 22px 28px;
        }

        .feature-body {
            padding: 28px;
        }

        .story-right p {
            font-size: 16px;
        }
    }

    @media (max-width: 520px) {
        .brand-wrap {
            top: auto;
            left: 50%;
            transform: translateX(-50%);
        }

        .brand {
            font-size: .92rem;
        }

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

        .metric-grid {
            gap: 10px 12px;
        }

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

        .feature-media {
            height: 220px;
        }

        .cta-card {
            padding: 30px 22px;
        }

        .feed-row {
            grid-template-columns: 28px 1fr 28px;
            align-items: center;
        }

        .feed-arrow {
            grid-column: 3;
            grid-row: 1;
        }

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

/* roulang page: article */
:root{
  --page-bg:#F7F2EA;
  --panel-bg:#FDFAF5;
  --deep-bg:#191613;
  --deep-2:#262019;
  --ink:#26211B;
  --ink-2:#6B5E52;
  --ink-3:#8A7D6F;
  --line:#E5D9C9;
  --line-deep:#CBB59C;
  --amber:#E8974A;
  --red:#DE6633;
  --gold:#F4B84D;
  --green:#2D6658;
  --teal:#4A9B85;
  --grad-main:linear-gradient(135deg,#E8974A 0%,#DE6633 100%);
  --grad-sub:linear-gradient(135deg,#2D6658 0%,#4A9B85 100%);
  --radius-xl:28px;
  --radius-lg:20px;
  --radius-md:14px;
  --radius-sm:10px;
  --shadow-sm:0 8px 20px rgba(38,33,27,.07);
  --shadow-md:0 16px 34px rgba(38,33,27,.11);
  --shadow-lg:0 28px 60px rgba(38,33,27,.16);
  --container:1280px;
  --header-h:80px;
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei UI","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--page-bg);
  color:var(--ink);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  min-height:100vh;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0}
p{margin:0 0 1rem}
h1,h2,h3,h4,h5,h6{margin:0;font-weight:800;line-height:1.25;color:var(--ink)}
button,input,textarea,select{font-family:inherit;font-size:inherit}
.tnum{font-variant-numeric:tabular-nums}
.container{
  max-width:var(--container);
  margin:0 auto;
  padding:0 28px;
}

/* ========= header ========= */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(247,242,234,.88);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-row{
  max-width:var(--container);
  min-height:var(--header-h);
  margin:0 auto;
  padding:0 24px;
  display:grid;
  grid-template-columns:auto auto auto;
  align-items:center;
  gap:20px;
  position:relative;
}
.nav-left ul,
.nav-right ul{
  display:flex;
  align-items:center;
  gap:6px;
  list-style:none;
}
.nav-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:10px 13px;
  border-radius:var(--radius-sm);
  color:#3A2F26;
  font-weight:600;
  font-size:15px;
  position:relative;
  transition:background .22s ease,color .22s ease;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:13px;
  right:13px;
  bottom:3px;
  height:2px;
  background:var(--grad-main);
  border-radius:2px;
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .25s ease;
}
.nav-link:hover{background:linear-gradient(135deg,rgba(232,151,74,.12),rgba(222,102,51,.08));color:#B5492A}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active{color:#B5492A;background:linear-gradient(135deg,rgba(232,151,74,.16),rgba(222,102,51,.1))}
.brand-wrap{
  position:absolute;
  left:50%;
  top:50%;
  transform:translate(-50%,-50%);
  display:flex;
  align-items:center;
  justify-content:center;
}
.brand{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:20px;
  font-weight:900;
  color:#fff;
  background:var(--grad-main);
  padding:10px 20px;
  border-radius:60px;
  box-shadow:0 8px 22px rgba(222,102,51,.28);
  white-space:nowrap;
  letter-spacing:.02em;
  transition:transform .25s ease,box-shadow .25s ease;
}
.brand:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(222,102,51,.36)}
.mobile-burger{
  display:none;
  width:42px;
  height:42px;
  border:1px solid var(--line-deep);
  background:#fff;
  border-radius:50%;
  align-items:center;
  justify-content:center;
  cursor:pointer;
  padding:0;
}
.mobile-burger span,.mobile-burger span::before,.mobile-burger span::after{
  display:block;
  width:16px;
  height:2px;
  background:#2E251D;
  border-radius:2px;
  position:relative;
  transition:transform .25s ease,opacity .25s ease;
}
.mobile-burger span::before,.mobile-burger span::after{content:"";position:absolute;left:0}
.mobile-burger span::before{top:-5px}
.mobile-burger span::after{top:5px}
body.mobile-nav-open .mobile-burger span{background:transparent}
body.mobile-nav-open .mobile-burger span::before{top:0;transform:rotate(45deg)}
body.mobile-nav-open .mobile-burger span::after{top:0;transform:rotate(-45deg)}

/* ========= hero ========= */
.article-hero{
  position:relative;
  min-height:440px;
  padding:84px 0 92px;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
  background-color:var(--deep-bg);
  color:#fff;
  overflow:hidden;
}
.article-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(115deg,rgba(25,22,19,.94) 0%,rgba(47,35,27,.86) 45%,rgba(222,102,51,.4) 100%);
}
.article-hero::after{
  content:"";
  position:absolute;
  width:560px;
  height:560px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(232,151,74,.24),transparent 68%);
  top:-160px;
  right:-80px;
  pointer-events:none;
}
.article-hero .container{
  position:relative;
  z-index:2;
}
.crumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:6px;
  font-size:14px;
  color:#E6CFB8;
  margin-bottom:28px;
}
.crumb a{
  color:#B7A48D;
  transition:color .2s ease;
}
.crumb a:hover{color:var(--gold)}
.crumb span{opacity:.5;margin:0 2px}
.crumb .crumb-current{color:#F3E3D3;opacity:.92}
.article-hero h1{
  color:#fff;
  font-size:clamp(2.2rem,5.4vw,3.9rem);
  line-height:1.18;
  max-width:980px;
  letter-spacing:.01em;
  text-wrap:balance;
}
.article-hero h1 .hero-grad{
  background:linear-gradient(120deg,#F7C77E,#F0A063);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-desc{
  margin-top:22px;
  max-width:880px;
  color:rgba(244,229,214,.76);
  font-size:17px;
  line-height:1.85;
}
.meta-line{
  display:flex;
  flex-wrap:wrap;
  gap:12px 20px;
  margin-top:30px;
  align-items:center;
}
.meta-chip{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:#E8D5C1;
  background:rgba(22,18,15,.42);
  border:1px solid rgba(244,184,77,.34);
  border-radius:999px;
  padding:7px 14px;
  font-weight:600;
}
.meta-chip .dot{
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--gold);
  box-shadow:0 0 0 4px rgba(244,184,77,.16);
}

/* ========= reading shell ========= */
.article-shell{
  max-width:1100px;
  margin:-30px auto 0;
  padding:0 24px 70px;
  position:relative;
  z-index:5;
}
.article-paper{
  background:var(--panel-bg);
  border:1px solid var(--line);
  border-radius:var(--radius-xl);
  box-shadow:var(--shadow-md);
  padding:52px 60px 46px;
}
.article-body{
  max-width:840px;
  margin:0 auto;
  font-size:17px;
  line-height:1.88;
  color:#302A23;
}
.article-body p{
  margin:0 0 1.35em;
}
.article-body h2{
  font-size:clamp(1.5rem,3vw,2rem);
  margin:2em 0 .7em;
  padding-left:18px;
  position:relative;
}
.article-body h2::before{
  content:"";
  position:absolute;
  left:0;
  top:.15em;
  width:5px;
  bottom:.15em;
  background:var(--grad-main);
  border-radius:4px;
}
.article-body h3{
  font-size:1.3rem;
  margin:1.8em 0 .65em;
  color:#3C2D21;
}
.article-body ul,
.article-body ol{
  margin:0 0 1.55em;
  padding-left:1.4em;
}
.article-body li{
  margin-bottom:.55em;
}
.article-body a{
  color:#C14F28;
  text-decoration:underline;
  text-decoration-color:rgba(193,79,40,.38);
  text-underline-offset:4px;
  transition:text-decoration-color .22s ease,color .22s ease;
}
.article-body a:hover{color:#8E321A;text-decoration-color:#8E321A}
.article-body blockquote{
  margin:1.8em 0;
  padding:20px 26px 18px;
  background:#F8EADD;
  border-left:5px solid var(--red);
  border-radius:0 var(--radius-md) var(--radius-md) 0;
  color:#5B412F;
  font-size:1.02rem;
}
.article-body blockquote p{
  margin-bottom:.6em;
}
.article-body img{
  border-radius:18px;
  margin:1.7em 0;
  box-shadow:var(--shadow-sm);
}
.article-body code{
  background:#F3E3D0;
  color:#9A3F1C;
  padding:2px 8px;
  border-radius:6px;
  font-size:.92em;
}
.article-body pre{
  background:var(--deep-2);
  color:#EAD9C8;
  padding:22px;
  border-radius:var(--radius-md);
  overflow-x:auto;
  margin:1.6em 0;
}
.article-body pre code{
  background:transparent;
  color:inherit;
  padding:0;
  border-radius:0;
}
.article-body table{
  width:100%;
  border-collapse:collapse;
  margin:1.8em 0;
  font-size:15px;
}
.article-body th,.article-body td{
  border:1px solid var(--line);
  padding:10px 12px;
  text-align:left;
}
.article-body th{
  background-color:#F7EFE4;
  color:#473527;
  font-weight:700;
}

/* ========= empty state ========= */
.no-article{
  max-width:840px;
  margin:0 auto;
  text-align:center;
  border:1px dashed var(--line-deep);
  background:#F8F1E8;
  border-radius:22px;
  padding:70px 20px 64px;
}
.no-article .empty-badge{
  width:66px;
  height:66px;
  margin:0 auto 22px;
  border-radius:50%;
  background:var(--grad-sub);
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:28px;
  font-weight:800;
  box-shadow:0 10px 24px rgba(45,102,88,.24);
}
.no-article h2{
  font-size:1.8rem;
  color:#322A22;
  margin-bottom:12px;
}
.no-article p{
  color:var(--ink-2);
  max-width:500px;
  margin:0 auto 24px;
}
.btn-group{
  display:flex;
  justify-content:center;
  gap:14px;
  flex-wrap:wrap;
}

/* ========= buttons ========= */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  border-radius:var(--radius-md);
  padding:12px 22px;
  font-weight:800;
  font-size:15px;
  border:2px solid transparent;
  cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease;
}
.btn:focus-visible{
  outline:3px solid rgba(232,151,74,.55);
  outline-offset:3px;
}
.btn-primary{
  background:var(--grad-main);
  color:#fff;
  box-shadow:0 10px 24px rgba(222,102,51,.25);
}
.btn-primary:hover{
  transform:translateY(-2px);
  box-shadow:0 14px 32px rgba(222,102,51,.36);
}
.btn-primary:active{
  transform:translateY(0);
}
.btn-ghost{
  border-color:#4D4034;
  color:#3E342B;
  background:transparent;
}
.btn-ghost:hover{
  background:rgba(45,102,88,.08);
  border-color:var(--green);
  transform:translateY(-2px);
}
.btn-light{
  background:rgba(255,255,255,.9);
  color:#8E321A;
  box-shadow:0 10px 26px rgba(0,0,0,.16);
}
.btn-light:hover{
  background:#fff;
  transform:translateY(-2px);
}

/* ========= story band ========= */
.story-band{
  background:#F4EBDD;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:96px 0;
}
.story-grid{
  max-width:var(--container);
  margin:0 auto;
  padding:0 28px;
  display:grid;
  grid-template-columns:minmax(220px,0.68fr) 1.6fr;
  gap:64px;
}
.story-index{
  position:sticky;
  top:110px;
  align-self:start;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  letter-spacing:.12em;
  text-transform:uppercase;
  font-weight:800;
  color:var(--red);
}
.eyebrow::before{
  content:"";
  width:18px;
  height:2px;
  background:var(--grad-main);
  border-radius:2px;
}
.story-index h2{
  font-size:clamp(1.6rem,3.2vw,2.5rem);
  margin:16px 0 12px;
  color:#2F2923;
}
.story-index p{
  color:var(--ink-3);
  font-size:14px;
  line-height:1.7;
  margin-bottom:0;
}
.story-copy p{
  font-size:17px;
  line-height:1.95;
  color:#453B32;
  margin-bottom:1.6em;
}
.story-copy .copy-lead{
  font-size:19px;
  font-weight:600;
  color:#2F2720;
}
.divider-light{
  height:1px;
  background:linear-gradient(to right,transparent,var(--line-deep),transparent);
  margin:2.4em 0 2.2em;
  border:0;
}

/* ========= route cards ========= */
.route-band{
  background:#F7F2EA;
  padding:100px 0 70px;
}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:40px;
  flex-wrap:wrap;
}
.section-head h2{
  font-size:clamp(1.7rem,3.4vw,2.55rem);
  letter-spacing:-.01em;
}
.section-head .desc{
  color:var(--ink-2);
  max-width:420px;
  font-size:15px;
  line-height:1.75;
}
.route-grid{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:26px;
}
.route-card{
  background:var(--panel-bg);
  border:1px solid var(--line);
  border-radius:var(--radius-xl);
  overflow:hidden;
  display:flex;
  flex-direction:column;
  min-height:330px;
  position:relative;
  box-shadow:var(--shadow-sm);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.route-card:hover{
  transform:translateY(-5px);
  box-shadow:var(--shadow-lg);
  border-color:#D9B49D;
}
.route-card .route-media{
  height:205px;
  background-size:cover;
  background-position:center;
  position:relative;
}
.route-card--a .route-media{
  background-image:linear-gradient(135deg,rgba(25,22,19,.36),rgba(222,102,51,.2)),url('/assets/images/coverpic/cover-2.png');
}
.route-card--b .route-media{
  background-image:linear-gradient(135deg,rgba(25,22,19,.42),rgba(45,102,88,.25)),url('/assets/images/coverpic/cover-6.webp');
}
.route-card .route-media .tick{
  position:absolute;
  left:18px;
  bottom:-18px;
  background:var(--grad-main);
  color:#fff;
  width:52px;
  height:52px;
  border-radius:16px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:900;
  font-size:16px;
  border:4px solid var(--panel-bg);
}
.route-card .route-media .tick.green{
  background:var(--grad-sub);
}
.route-body{
  padding:26px 28px 30px;
  flex:1;
  display:flex;
  flex-direction:column;
}
.route-label{
  font-size:13px;
  font-weight:800;
  color:var(--red);
  letter-spacing:.06em;
  margin-bottom:8px;
  text-transform:uppercase;
}
.route-body h3{
  font-size:22px;
  margin-bottom:10px;
}
.route-body p{
  color:var(--ink-2);
  font-size:15px;
  margin-bottom:18px;
  flex:1;
}
.text-link{
  display:inline-flex;
  gap:8px;
  font-weight:800;
  color:#B5492A;
  font-size:15px;
  align-items:center;
}
.text-link svg{
  width:17px;
  height:17px;
  transition:transform .2s ease;
}
.text-link:hover svg{
  transform:translateX(5px);
}

/* ========= faq ========= */
.faq-band{
  background:#2A211A;
  background-image:url('/assets/images/backpic/back-3.png');
  background-size:cover;
  background-position:center;
  padding:104px 0;
  border-radius:0;
  position:relative;
}
.faq-band::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(110deg,rgba(25,22,19,.93),rgba(45,37,29,.83));
}
.faq-band .container{
  position:relative;
  z-index:2;
}
.faq-inner{
  max-width:930px;
  margin:0 auto;
}
.faq-inner .eyebrow{
  justify-content:center;
}
.faq-inner .eyebrow::before{
  display:none;
}
.faq-title{
  text-align:center;
  color:#fff;
  font-size:clamp(1.8rem,3.4vw,2.7rem);
  margin:15px 0 50px;
}
.faq-list{
  display:flex;
  flex-direction:column;
  gap:16px;
}
.faq-item{
  background:rgba(255,250,243,.05);
  border:1px solid rgba(244,210,173,.18);
  border-radius:var(--radius-lg);
  padding:6px 22px;
  transition:background .25s ease,border-color .25s ease;
}
.faq-item:hover{
  background:rgba(255,250,243,.09);
  border-color:rgba(244,184,77,.34);
}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  padding:18px 0;
  font-size:17px;
  font-weight:700;
  color:#F3E6DA;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:18px;
}
.faq-item summary::-webkit-details-marker{
  display:none;
}
.faq-item .faq-icon{
  flex:0 0 auto;
  width:30px;
  height:30px;
  border-radius:50%;
  border:1px solid rgba(244,184,77,.55);
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--gold);
  font-size:20px;
  font-weight:400;
  transition:transform .25s ease;
}
.faq-item[open] .faq-icon{
  transform:rotate(45deg);
  background:rgba(244,184,77,.1);
}
.faq-item .answer{
  padding:0 0 22px;
  color:#CFBCAB;
  line-height:1.85;
  font-size:15px;
  border-top:1px solid rgba(244,184,77,.14);
  padding-top:18px;
  margin-top:-4px;
}

/* ========= cta ========= */
.cta-panel{
  padding:92px 0 74px;
  background:var(--page-bg);
}
.cta-card{
  max-width:1160px;
  margin:0 auto;
  border-radius:var(--radius-xl);
  background:linear-gradient(120deg,#B05A26,#DA6A35 58%,#2B2119 120%);
  position:relative;
  overflow:hidden;
  padding:54px 56px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:34px;
  flex-wrap:wrap;
  color:#fff;
  box-shadow:0 18px 42px rgba(77,45,24,.24);
}
.cta-card::before{
  content:"";
  position:absolute;
  right:-90px;
  top:-90px;
  width:270px;
  height:270px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(244,184,77,.4),transparent 62%);
  pointer-events:none;
}
.cta-card h2{
  color:#fff;
  font-size:clamp(1.5rem,3.2vw,2.2rem);
  max-width:620px;
  margin-bottom:10px;
  line-height:1.35;
}
.cta-card p{
  color:#FAE8D8;
  opacity:.92;
  max-width:600px;
  margin:0;
  font-size:15px;
}
.cta-actions{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
  position:relative;
  z-index:2;
}

/* ========= footer ========= */
.site-footer{
  background:#F1E9DC;
  border-top:2px solid var(--line);
  padding:90px 0 0;
  color:#453B32;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.3fr;
  gap:48px;
  padding-bottom:58px;
}
.footer-brand{
  font-size:21px;
  font-weight:900;
  color:#2A201A;
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:8px 18px;
  border-radius:999px;
  background:linear-gradient(135deg,rgba(232,151,74,.18),rgba(222,102,51,.14));
  border:1px solid #D8A17B;
  margin-bottom:18px;
  transition:background .24s ease,transform .24s ease;
}
.footer-brand:hover{
  background:linear-gradient(135deg,rgba(232,151,74,.34),rgba(222,102,51,.24));
  transform:translateY(-2px);
}
.footer-col p{
  font-size:14px;
  color:#6B5B4D;
  line-height:1.9;
  margin-bottom:0;
}
.footer-col h4{
  font-size:15px;
  font-weight:800;
  color:#33291F;
  margin-bottom:18px;
  letter-spacing:.04em;
}
.footer-col ul{
  list-style:none;
}
.footer-col li{
  margin-bottom:11px;
}
.footer-col a{
  display:inline-flex;
  align-items:center;
  gap:7px;
  font-size:14px;
  color:#5B4B3E;
  transition:color .2s ease,transform .2s ease;
}
.footer-col a::before{
  content:"";
  width:5px;
  height:5px;
  border-radius:50%;
  background:var(--red);
  opacity:.55;
  flex:0 0 auto;
}
.footer-col a:hover{
  color:#A84423;
  transform:translateX(3px);
}
.footer-col a:hover::before{
  opacity:1;
}
.footer-note{
  border-top:1px solid #DACBB9;
  padding:20px 0 24px;
}
.footer-note-inner{
  max-width:var(--container);
  margin:0 auto;
  display:flex;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
  font-size:13px;
  color:var(--ink-3);
}

/* ========= responsive ========= */
@media (min-width:1200px){
  .article-paper{
    padding-left:68px;
    padding-right:68px;
  }
}
@media (max-width:1024px){
  .nav-left,
  .nav-right{
    display:none;
  }
  .header-row{
    grid-template-columns:1fr auto 1fr;
  }
  .mobile-burger{
    display:flex;
  }
  body.mobile-nav-open .nav-left,
  body.mobile-nav-open .nav-right{
    display:flex;
    position:fixed;
    z-index:90;
    top:0;
    bottom:0;
    background:linear-gradient(145deg,#201913,#322217);
    padding:110px 50px 50px;
    flex-direction:column;
    justify-content:center;
    min-width:330px;
    box-shadow:0 30px 80px rgba(0,0,0,.3);
  }
  body.mobile-nav-open .nav-left{
    left:0;
    border-radius:0 24px 24px 0;
  }
  body.mobile-nav-open .nav-right{
    right:0;
    border-radius:24px 0 0 24px;
  }
  body.mobile-nav-open .nav-left ul,
  body.mobile-nav-open .nav-right ul{
    flex-direction:column;
    align-items:flex-start;
    gap:4px;
  }
  body.mobile-nav-open .nav-link{
    color:#F0E0CC;
    font-size:20px;
    padding:15px 10px;
  }
  body.mobile-nav-open .nav-link.is-active{
    color:#fff;
    background:linear-gradient(135deg,rgba(232,151,74,.32),rgba(222,102,51,.22));
  }
  body.mobile-nav-open .nav-link::after{
    display:none;
  }
  .article-paper{
    padding:42px 36px 38px;
  }
  .route-grid{
    grid-template-columns:1fr;
  }
  .footer-grid{
    grid-template-columns:1fr 1fr;
    gap:38px;
  }
  .story-grid{
    grid-template-columns:1fr;
    gap:42px;
    padding:0 24px;
  }
  .story-index{
    position:static;
  }
}
@media (max-width:768px){
  .article-hero{
    padding:60px 0 70px;
    min-height:auto;
  }
  .article-hero h1{
    letter-spacing:0;
  }
  .crumb{
    margin-bottom:20px;
  }
  .article-shell{
    margin-top:-20px;
    padding-left:14px;
    padding-right:14px;
  }
  .article-paper{
    padding:30px 20px 32px;
    border-radius:22px;
  }
  .article-body{
    font-size:16px;
  }
  .meta-line{
    gap:10px 12px;
  }
  .story-band,
  .cta-panel{
    padding:76px 0 66px;
  }
  .route-grid,
  .cta-card{
    grid-template-columns:1fr;
  }
  .cta-card{
    padding:34px 26px;
  }
  .footer-grid{
    grid-template-columns:1fr;
    gap:28px;
    padding-bottom:40px;
  }
  .footer-note-inner{
    flex-direction:column;
    align-items:flex-start;
  }
}
@media (max-width:520px){
  .container{
    padding:0 16px;
  }
  .header-row{
    padding:0 12px;
    min-height:68px;
  }
  .brand{
    font-size:16px;
    padding:8px 14px;
  }
  .article-hero h1{
    font-size:1.9rem;
  }
  .article-body{
    font-size:15.5px;
    line-height:1.8;
  }
  body.mobile-nav-open .nav-left,
  body.mobile-nav-open .nav-right{
    min-width:88%;
    border-radius:0;
    padding:110px 28px 40px;
  }
  .article-paper{
    padding:24px 15px 26px;
  }
  .btn{
    width:100%;
  }
  .faq-item summary{
    font-size:16px;
  }
  .story-band .container,
  .cta-card,
  .route-band .container{
    padding-left:18px;
    padding-right:18px;
  }
}

/* roulang page: category1 */
:root{
  --bg:#F7F2EA;
  --bg-soft:#FDF8F1;
  --bg-deep:#191613;
  --text:#26211B;
  --muted:#6B5E52;
  --weak:#8A7D6F;
  --line:#E5D9C9;
  --amber:#E8974A;
  --terracotta:#DE6633;
  --gold:#F4B84D;
  --pine:#2D6658;
  --jade:#4A9B85;
  --error:#B9442F;
  --success:#2B7A57;
  --grad-main:linear-gradient(120deg,#E8974A,#DE6633);
  --grad-pine:linear-gradient(120deg,#2D6658,#4A9B85);
  --sh-sm:0 12px 28px rgba(82,58,36,.08);
  --sh-md:0 20px 46px rgba(82,58,36,.13);
  --r-lg:30px;
  --r-md:18px;
  --r-sm:12px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei UI","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,textarea{font:inherit;}
ul{padding:0;margin:0;list-style:none;}
p{margin-top:0;}
h1,h2,h3,h4{margin-top:0;line-height:1.3;}
@media(max-width:540px){
  body{font-size:15px;}
}
.container{
  width:min(1280px,92%);
  margin-inline:auto;
}
section{scroll-margin-top:110px;}
section[id]{scroll-margin-top:110px;}

:focus-visible{
  outline:2px solid var(--terracotta);
  outline-offset:4px;
  border-radius:6px;
}

.site-header{
  position:sticky;
  top:0;
  z-index:90;
  background:rgba(247,242,234,.88);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(229,217,201,.78);
}
.header-row{
  width:min(1280px,100%);
  margin:0 auto;
  padding:0 clamp(14px,3vw,44px);
  height:78px;
  display:grid;
  grid-template-columns:minmax(180px,1fr) auto minmax(180px,1fr);
  align-items:center;
}
nav ul{display:flex;align-items:center;gap:8px;}
.nav-left ul{justify-content:flex-start;}
.nav-right ul{justify-content:flex-end;}
.nav-link{
  display:inline-flex;
  align-items:center;
  min-height:40px;
  padding:6px 14px;
  font-size:15px;
  font-weight:600;
  color:#4F4035;
  border-radius:12px;
  transition:all .2s ease;
  background:transparent;
  white-space:nowrap;
}
.nav-link:hover{
  background:rgba(232,151,74,.14);
  color:#201610;
}
.nav-link.is-active{
  position:relative;
  color:#19130E;
  background:rgba(232,151,74,.10);
}
.nav-link.is-active::after{
  content:"";
  position:absolute;
  left:14px;
  right:14px;
  bottom:2px;
  height:2px;
  border-radius:2px;
  background:var(--grad-main);
}
.brand-wrap{
  display:flex;
  justify-content:center;
  align-items:center;
  margin:0 14px;
}
.brand{
  font-size:23px;
  font-weight:900;
  letter-spacing:.04em;
  color:#221A13;
  position:relative;
  white-space:nowrap;
  padding:6px 2px 4px;
}
.brand::after{
  content:"";
  position:absolute;
  left:2px;
  right:2px;
  bottom:-2px;
  height:4px;
  border-radius:4px;
  background:var(--grad-main);
}
.right-pack{
  display:flex;
  align-items:center;
  justify-content:flex-end;
  gap:12px;
}
.mobile-burger{
  display:none;
  width:44px;
  height:44px;
  border:0;
  border-radius:50%;
  background:var(--grad-main);
  cursor:pointer;
  position:relative;
  align-items:center;
  justify-content:center;
}
.mobile-burger span,
.mobile-burger span::before,
.mobile-burger span::after{
  content:"";
  width:18px;
  height:2px;
  background:#24150C;
  border-radius:2px;
  display:block;
  position:absolute;
  left:13px;
  transition:transform .2s ease;
}
.mobile-burger span{top:21px;}
.mobile-burger span::before{top:-6px;}
.mobile-burger span::after{top:6px;}

.mobile-menu{
  position:fixed;
  inset:0;
  z-index:120;
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  background:rgba(20,16,12,.96);
  backdrop-filter:blur(14px);
  visibility:hidden;
  opacity:0;
  pointer-events:none;
  transition:opacity .28s ease,visibility .28s ease;
}
body.mobile-open .mobile-menu{
  visibility:visible;
  opacity:1;
  pointer-events:auto;
}
.mobile-close{
  position:absolute;
  top:24px;
  right:24px;
  width:46px;
  height:46px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.06);
  color:#fff;
  font-size:26px;
  line-height:1;
  cursor:pointer;
}
.mobile-menu-nav{
  width:min(420px,90%);
  display:flex;
  flex-direction:column;
  gap:12px;
  text-align:center;
}
.mobile-menu-nav a{
  display:block;
  color:#F4E9DC;
  font-size:22px;
  font-weight:800;
  padding:13px 0;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.mobile-menu-nav a.is-active{
  color:var(--gold);
}
.no-scroll{overflow:hidden;}

.btn-primary,
.btn-ghost,
.btn-text{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border-radius:14px;
  font-weight:800;
  line-height:1.2;
  cursor:pointer;
  transition:transform .22s ease,background .22s ease,background-position .25s ease,border-color .22s ease,color .22s ease,opacity .22s ease,box-shadow .22s ease;
  text-align:center;
}
.btn-primary{
  background:var(--grad-main);
  background-size:180% 100%;
  background-position:0% 50%;
  color:#24130A;
  border:1px solid rgba(168,81,35,.22);
  padding:15px 28px;
  min-height:50px;
  box-shadow:0 10px 24px rgba(222,102,51,.22);
}
.btn-primary:hover{
  background-position:100% 50%;
  transform:translateY(-2px);
  box-shadow:0 15px 32px rgba(222,102,51,.28);
}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  border:1px solid rgba(91,72,51,.5);
  color:#34271E;
  background:transparent;
  padding:14px 26px;
  min-height:48px;
}
.btn-ghost:hover{
  background:rgba(45,102,88,.10);
  border-color:var(--pine);
  transform:translateY(-2px);
}
.btn-ghost-light{
  border-color:rgba(255,255,255,.42);
  color:#F7EFE4;
  background:rgba(255,255,255,.04);
}
.btn-ghost-light:hover{
  background:rgba(255,255,255,.12);
  border-color:rgba(255,255,255,.72);
  color:#fff;
}
.btn-text{
  color:#422A1A;
  background:transparent;
  padding:8px 0;
  font-weight:700;
}
.btn-text span{
  display:inline-block;
  transition:transform .2s ease;
}
.btn-text:hover span{
  transform:translateX(5px);
}
.btn-text::after{
  content:"→";
  font-weight:800;
  transition:transform .2s ease;
}
.btn-text:hover::after{
  transform:translateX(4px);
}
.btn-primary:focus-visible,
.btn-ghost:focus-visible,
.btn-text:focus-visible{
  outline:2px solid var(--terracotta);
  outline-offset:4px;
}

.category-hero{
  background:
    linear-gradient(104deg,rgba(25,22,19,.92) 0%,rgba(66,47,35,.78) 56%,rgba(46,31,22,.58) 100%),
    url("/assets/images/backpic/back-1.webp") center/cover no-repeat,
    #191613;
  color:#F7EFE3;
  padding:clamp(70px,9vw,132px) 0 clamp(64px,8vw,112px);
  position:relative;
  overflow:hidden;
}
.crumb{
  display:flex;
  flex-wrap:wrap;
  font-size:13px;
  letter-spacing:.06em;
  color:rgba(255,255,255,.62);
  gap:8px;
  margin-bottom:22px;
  align-items:center;
}
.crumb a{
  color:rgba(255,255,255,.78);
  transition:color .2s;
}
.crumb a:hover{color:#F4B84D;}
.hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(320px,560px);
  gap:clamp(42px,6vw,88px);
  align-items:center;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:12px;
  font-size:13px;
  letter-spacing:.18em;
  color:var(--gold);
  font-weight:700;
  margin-bottom:20px;
}
.eyebrow::before{
  content:"";
  width:42px;
  height:2px;
  background:var(--grad-main);
  border-radius:2px;
}
.category-hero h1{
  margin:0 0 20px;
  font-size:clamp(2.6rem,5.6vw,4.8rem);
  line-height:1.12;
  letter-spacing:.03em;
  color:#fff;
  font-weight:900;
}
.hero-lead{
  font-size:clamp(17px,1.35vw,20px);
  line-height:1.9;
  color:#EBDDD0;
  max-width:60ch;
  margin-bottom:34px;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:18px;
}
.hero-guide-tiles{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;
}
.guide-tile{
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);
  border-radius:22px;
  padding:22px 20px;
  min-height:132px;
  display:flex;
  flex-direction:column;
  justify-content:flex-start;
  align-items:flex-start;
  gap:9px;
  backdrop-filter:blur(8px);
  transition:all .24s ease;
}
.guide-tile:hover{
  background:rgba(255,255,255,.15);
  border-color:rgba(244,184,77,.85);
  transform:translateY(-5px);
  box-shadow:0 20px 34px rgba(0,0,0,.18);
}
.guide-tile-dot{
  width:10px;
  height:10px;
  border-radius:50%;
  background:var(--terracotta);
  box-shadow:0 0 0 5px rgba(222,102,51,.13);
}
.guide-tile b{
  font-size:18px;
  color:#fff;
  letter-spacing:.02em;
}
.guide-tile span{
  font-size:14px;
  color:rgba(255,255,255,.72);
  line-height:1.65;
}
.guide-tile .guide-arrow{
  margin-top:auto;
  font-size:25px;
  color:var(--gold);
  transition:transform .2s ease;
}
.guide-tile:hover .guide-arrow{
  transform:translateX(5px);
}

.section-intro{
  padding:clamp(76px,9vw,136px) 0 clamp(56px,7vw,100px);
  background:
    linear-gradient(140deg,#FBF5EB 0%,#F2E6D7 100%);
}
.intro-grid{
  display:grid;
  grid-template-columns:minmax(240px,.72fr) 1fr;
  gap:clamp(40px,6vw,84px);
}
.intro-label{
  position:relative;
}
.intro-label .section-tag{
  font-size:13px;
  font-weight:700;
  letter-spacing:.12em;
  color:var(--terracotta);
  display:block;
  margin-bottom:14px;
}
.intro-label h2{
  font-size:clamp(1.8rem,3vw,2.6rem);
  line-height:1.3;
  color:#241B14;
  margin-bottom:20px;
}
.intro-label p{
  color:var(--weak);
  font-size:15px;
}
.intro-label::before{
  content:"";
  width:100%;
  height:1px;
  background:var(--grad-main);
  display:block;
  margin-bottom:26px;
}
.intro-body{
  font-size:clamp(16px,1.2vw,18px);
  color:#51443A;
  line-height:2;
}
.intro-body p{
  margin-bottom:1.4em;
}
.intro-body p:last-child{
  margin-bottom:0;
}
.intro-body strong{
  color:#281C13;
  font-weight:800;
}

.story-section{
  background:#191613;
  color:#E9DED1;
  padding:clamp(76px,9vw,128px) 0;
  border-top:1px solid rgba(232,151,74,.28);
  position:relative;
}
.story-section::before{
  content:"";
  position:absolute;
  top:0;left:0;
  width:100%;
  height:2px;
  background:var(--grad-main);
}
.story-grid{
  display:grid;
  grid-template-columns:minmax(260px,.8fr) 1fr;
  gap:clamp(40px,6vw,90px);
}
.story-title{
  position:sticky;
  top:130px;
  align-self:start;
}
.story-title .story-num{
  display:inline-flex;
  font-size:14px;
  letter-spacing:.14em;
  color:var(--gold);
  margin-bottom:18px;
  align-items:center;
  gap:10px;
}
.story-title .story-num::before{
  content:"";
  width:30px;
  height:2px;
  background:var(--grad-main);
}
.story-title h2{
  color:#F8EFE2;
  font-size:clamp(1.8rem,2.8vw,2.5rem);
  margin:0;
}
.story-text p{
  font-size:clamp(16px,1.1vw,18px);
  line-height:2;
  color:#D8CCBE;
  margin-bottom:1.6em;
}
.story-text p:last-child{margin-bottom:0;}
.story-text .quote{
  border-left:3px solid var(--terracotta);
  padding:8px 0 8px 22px;
  background:rgba(255,255,255,.02);
  border-radius:4px 14px 14px 4px;
  color:#F2DBC6;
  font-weight:600;
}

.cover-section{
  padding:clamp(68px,8vw,118px) 0;
  background:var(--bg);
}
.cover-section .container{
  display:flex;
  flex-direction:column;
  gap:34px;
}
.cover-card{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  background:var(--bg-soft);
  border:1px solid #E9DECD;
  border-radius:34px;
  overflow:hidden;
  box-shadow:var(--sh-sm);
  transition:box-shadow .3s ease,transform .3s ease,border-color .3s ease;
}
.cover-card:hover{
  box-shadow:var(--sh-md);
  border-color:rgba(232,151,74,.45);
  transform:translateY(-2px);
}
.cover-card.cover-card-alt .cover-media{
  order:2;
}
.cover-media{
  position:relative;
  min-height:300px;
  background:#E9DCC9;
}
.cover-media img{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
}
.cover-copy{
  padding:clamp(28px,4vw,58px);
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-items:flex-start;
}
.pill{
  display:inline-flex;
  align-items:center;
  padding:6px 13px;
  font-size:13px;
  font-weight:700;
  letter-spacing:.08em;
  color:#24332A;
  background:rgba(45,102,88,.14);
  border-radius:999px;
  margin-bottom:20px;
}
.cover-copy h2{
  font-size:clamp(1.7rem,2.6vw,2.4rem);
  color:#271A0F;
  margin-bottom:18px;
}
.cover-copy p{
  color:#5C5046;
  font-size:16px;
  line-height:1.9;
  margin-bottom:22px;
}
.check-list{
  display:flex;
  flex-direction:column;
  gap:13px;
}
.check-list li{
  position:relative;
  padding-left:30px;
  color:#3D3228;
  line-height:1.75;
}
.check-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:.64em;
  width:9px;
  height:9px;
  border-radius:2px;
  background:var(--grad-main);
  box-shadow:0 0 0 4px rgba(232,151,74,.15);
}
.step-list{
  width:100%;
  display:flex;
  flex-direction:column;
  gap:0;
  border-top:1px solid #E7DCCD;
}
.step-item{
  display:grid;
  grid-template-columns:54px 1fr;
  gap:18px;
  border-bottom:1px solid #E7DCCD;
  padding:20px 0;
  align-items:start;
}
.step-item .step-no{
  width:44px;
  height:44px;
  border-radius:14px;
  background:linear-gradient(130deg,#2D6658,#4A9B85);
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:15px;
  font-weight:900;
  letter-spacing:.04em;
}
.step-item .step-copy b{
  color:#241A12;
  font-size:17px;
}
.step-item .step-copy span{
  color:var(--muted);
  font-size:15px;
  line-height:1.75;
  display:block;
}

.facts-band{
  background:#1D1610;
  color:#F7EFE3;
  border-top:2px solid rgba(232,151,74,.16);
  position:relative;
  padding:clamp(52px,7vw,96px) 0;
}
.facts-band::before{
  content:"";
  position:absolute;
  top:0;
  height:2px;
  left:0;
  right:0;
  background:linear-gradient(90deg,#E8974A,#DE6633,#2D6658);
  opacity:.8;
}
.facts-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:22px;
}
.fact{
  padding-left:26px;
  border-left:1px solid rgba(232,151,74,.18);
  min-height:112px;
}
.fact strong{
  display:block;
  font-size:clamp(2rem,3.4vw,3.4rem);
  line-height:1.1;
  color:#fff;
  font-weight:900;
  letter-spacing:.02em;
  font-variant-numeric:tabular-nums;
  margin-bottom:8px;
}
.fact strong .light{
  color:var(--gold);
}
.fact span{
  color:rgba(255,255,255,.55);
  font-size:14px;
  letter-spacing:.08em;
}

.news-section{
  background:#FBF5EC;
  border-top:1px solid var(--line);
  padding:clamp(70px,8vw,112px) 0;
}
.section-head{
  display:flex;
  justify-content:space-between;
  align-items:flex-end;
  gap:24px;
  margin-bottom:40px;
}
.section-tag{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:13px;
  font-weight:800;
  letter-spacing:.15em;
  color:var(--terracotta);
  text-transform:uppercase;
}
.section-tag::before{
  content:"";
  width:30px;
  height:2px;
  border-radius:2px;
  background:var(--grad-main);
}
.section-head h2{
  font-size:clamp(1.8rem,3vw,2.7rem);
  color:#241A12;
  margin:12px 0 0;
}
.news-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:20px;
}
.news-item{
  background:#fff;
  border:1px solid #E8DCCD;
  border-left:4px solid var(--terracotta);
  border-radius:22px;
  padding:24px 26px;
  display:flex;
  flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.news-item:hover{
  transform:translateY(-4px);
  box-shadow:var(--sh-md);
  border-color:rgba(232,151,74,.5);
}
.news-meta{
  display:flex;
  align-items:center;
  gap:14px;
  font-size:13px;
  color:var(--weak);
  margin-bottom:16px;
  letter-spacing:.05em;
}
.news-meta .dot{
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--terracotta);
  flex:0 0 auto;
}
.news-item h3{
  font-size:20px;
  line-height:1.5;
  color:#241A12;
  margin-bottom:10px;
  letter-spacing:.01em;
}
.news-item p{
  color:var(--muted);
  font-size:15px;
  line-height:1.8;
  margin-bottom:20px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-item .btn-text{
  margin-top:auto;
  align-self:flex-start;
}

.faq-section{
  background:var(--bg);
  padding:clamp(70px,8vw,116px) 0;
}
.faq-wrap{
  max-width:900px;
  margin-inline:auto;
}
.faq-head{
  text-align:center;
  margin-bottom:46px;
}
.faq-head .section-tag{
  justify-content:center;
  margin-bottom:16px;
}
.faq-head h2{
  font-size:clamp(1.8rem,3vw,2.7rem);
  margin:0;
}
.faq-list{
  border-top:1px solid var(--line);
}
.faq-item{
  border-bottom:1px solid var(--line);
}
.faq-q{
  width:100%;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:22px;
  padding:22px 6px;
  background:transparent;
  border:0;
  cursor:pointer;
  text-align:left;
  color:#2C2118;
  font-size:17px;
  font-weight:700;
  line-height:1.5;
  transition:color .2s ease;
}
.faq-q:hover{
  color:#A34F22;
}
.faq-q::after{
  content:"";
  flex:0 0 auto;
  width:28px;
  height:28px;
  border-radius:50%;
  background:rgba(232,151,74,.18);
  color:var(--terracotta);
  font-size:22px;
  font-weight:700;
  display:flex;
  align-items:center;
  justify-content:center;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' width='14' height='14' fill='none' stroke='%23A34F22' stroke-width='2.2' stroke-linecap='round'%3E%3Cpath d='M12 5v14M5 12h14'/%3E%3C/svg%3E");
  background-repeat:no-repeat;
  background-position:center;
  transition:transform .28s ease,background-color .2s ease;
}
.faq-item.open .faq-q::after{
  background-color:var(--terracotta);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' width='14' height='14' fill='none' stroke='white' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='M5 12h14'/%3E%3C/svg%3E");
  transform:rotate(180deg);
}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .32s ease;
}
.faq-a-inner{
  padding:0 34px 24px 6px;
  color:#63564B;
  line-height:1.9;
  font-size:16px;
}
.faq-a-inner p{margin-bottom:0;}

.cta-section{
  background:var(--bg);
  padding:0 0 clamp(70px,8vw,110px);
}
.cta-card{
  position:relative;
  overflow:hidden;
  background:linear-gradient(135deg,#24180E 0%,#63311C 44%,#A8552A 100%);
  color:#FFF3E4;
  border-radius:38px;
  padding:clamp(34px,5vw,68px) clamp(26px,5vw,72px);
  display:grid;
  grid-template-columns:1fr auto;
  align-items:center;
  gap:34px;
  box-shadow:0 30px 60px rgba(71,40,22,.22);
}
.cta-card::after{
  content:"";
  position:absolute;
  width:280px;
  height:280px;
  background:rgba(244,184,77,.14);
  border-radius:50%;
  top:-90px;
  right:-70px;
  filter:blur(30px);
}
.cta-kicker{
  margin-bottom:10px;
  font-size:13px;
  letter-spacing:.14em;
  color:var(--gold);
  font-weight:700;
  display:flex;
  align-items:center;
  gap:12px;
}
.cta-kicker::before{
  content:"";
  width:36px;
  height:2px;
  background:var(--grad-main);
}
.cta-card h2{
  margin:6px 0 12px;
  font-size:clamp(1.7rem,3vw,2.7rem);
  line-height:1.25;
  color:#fff;
}
.cta-card p{
  max-width:58ch;
  color:rgba(255,255,255,.78);
  margin-bottom:0;
  line-height:1.8;
}
.cta-actions{
  display:flex;
  flex-wrap:wrap;
  gap:16px;
  align-items:center;
  position:relative;
  z-index:2;
}
.cta-actions .btn-primary{
  background:#FBF2E6;
  color:#341D12;
  box-shadow:none;
}
.cta-actions .btn-primary:hover{
  box-shadow:0 14px 30px rgba(0,0,0,.24);
  background:#FFF8EC;
}

.site-footer{
  background:#171310;
  color:#B4A392;
  border-top:2px solid #3B3026;
  position:relative;
}
.site-footer::before{
  content:"";
  position:absolute;
  top:0;left:0;
  width:100%;
  height:2px;
  background:var(--grad-main);
  opacity:.9;
}
.site-footer .container{
  padding:68px 0 28px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.2fr .8fr .8fr 1.1fr;
  gap:44px;
  margin-bottom:52px;
}
.footer-brand{
  display:inline-block;
  font-size:26px;
  font-weight:900;
  color:#F8EEE1;
  letter-spacing:.04em;
  margin-bottom:16px;
  position:relative;
}
.footer-brand::after{
  content:"";
  display:block;
  height:3px;
  width:44px;
  margin-top:8px;
  background:var(--grad-main);
  border-radius:4px;
}
.footer-col p{
  font-size:14px;
  line-height:1.9;
  color:#9D8C7C;
}
.footer-col h4{
  color:#ECDCC9;
  font-size:16px;
  margin-bottom:18px;
  letter-spacing:.08em;
}
.footer-col ul{
  display:flex;
  flex-direction:column;
  gap:10px;
}
.footer-col ul a{
  color:#BBA894;
  font-size:14px;
  transition:color .2s ease,padding-left .2s ease;
}
.footer-col ul a:hover{
  color:#F4B84D;
  padding-left:4px;
}
.footer-note{
  border-top:1px solid rgba(255,255,255,.08);
  padding-top:22px;
}
.footer-note-inner{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  color:#7D6D61;
  font-size:13px;
}
.footer-note-inner span{
  display:inline-flex;
  align-items:center;
  gap:8px;
}

@media(max-width:1180px){
  .nav-link{padding:6px 10px;font-size:14px;}
  .guide-tile{min-height:118px;}
}
@media(max-width:1024px){
  .site-header .nav-left,
  .site-header .nav-right{
    display:none;
  }
  .mobile-burger{
    display:inline-flex;
  }
  .header-row{
    grid-template-columns:1fr auto 1fr;
  }
  .right-pack{
    grid-column:3;
  }
  .hero-grid{
    grid-template-columns:1fr;
  }
  .hero-guide-tiles{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .intro-grid,
  .story-grid{
    grid-template-columns:1fr;
  }
  .story-title{
    position:static;
  }
  .cover-card{
    grid-template-columns:1fr;
  }
  .cover-card.cover-card-alt .cover-media{
    order:0;
  }
  .cover-media{
    min-height:260px;
  }
  .facts-grid{
    grid-template-columns:repeat(2,1fr);
    gap:34px 20px;
  }
  .news-grid{
    grid-template-columns:1fr;
  }
  .cta-card{
    grid-template-columns:1fr;
    padding:40px;
  }
  .footer-grid{
    grid-template-columns:1fr 1fr;
    gap:40px 28px;
  }
}
@media(max-width:640px){
  .header-row{
    height:68px;
  }
  .brand{
    font-size:19px;
  }
  .mobile-burger{
    width:40px;
    height:40px;
  }
  .mobile-burger span,
  .mobile-burger span::before,
  .mobile-burger span::after{
    width:16px;
    left:12px;
  }
  .mobile-burger span{top:19px;}
  .mobile-burger span::before{top:-6px;}
  .mobile-burger span::after{top:6px;}
  .category-hero{
    padding-top:58px;
    padding-bottom:56px;
  }
  .hero-guide-tiles{
    grid-template-columns:1fr;
  }
  .guide-tile{
    min-height:auto;
  }
  .section-head{
    flex-direction:column;
    align-items:flex-start;
  }
  .facts-grid{
    grid-template-columns:1fr;
  }
  .fact{
    min-height:auto;
  }
  .news-section,
  .faq-section{
    padding-top:60px;
    padding-bottom:60px;
  }
  .step-item{
    grid-template-columns:44px 1fr;
    gap:12px;
  }
  .footer-grid{
    grid-template-columns:1fr;
    gap:32px;
  }
  .footer-note-inner{
    flex-direction:column;
    gap:6px;
  }
  .cta-actions{
    width:100%;
  }
  .cta-actions .btn-primary,
  .cta-actions .btn-ghost-light{
    width:100%;
  }
}
@media(max-width:420px){
  .container{
    width:88%;
  }
}

/* roulang page: category2 */
:root {
  --bg: #F7F2EA;
  --card-bg: #FFF9F1;
  --dark: #191613;
  --ink: #26211B;
  --muted: #6B5E52;
  --soft: #8A7D6F;
  --line: #E5D9C9;
  --brand1: #E8974A;
  --brand2: #DE6633;
  --deep: #B84327;
  --green1: #2D6658;
  --green2: #4A9B85;
  --gold: #F4B84D;
  --error: #B9442F;
  --success: #2B7A57;
  --text-on-dark: #F3E9DC;
  --rad-large: 28px;
  --rad-medium: 18px;
  --rad-small: 12px;
  --shadow-soft: 0 14px 40px rgba(48, 28, 8, 0.08);
  --shadow-card: 0 10px 30px rgba(48, 28, 8, 0.09);
  --shadow-hover: 0 20px 46px rgba(48, 28, 8, 0.15);
  --transition: all .25s ease;
  --font-stack: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", "Segoe UI", sans-serif;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}

body {
  font-family: var(--font-stack);
  font-size: 16px;
  line-height: 1.75;
  background: var(--dark);
  color: var(--text-on-dark);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.no-scroll {
  overflow: hidden;
}

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

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

ul, ol {
  list-style: none;
}

button, input {
  font: inherit;
  border: none;
  background: none;
  color: inherit;
}

button {
  cursor: pointer;
}

.container {
  width: min(1280px, 100% - 48px);
  margin: 0 auto;
}

/* ======== 公共头部 ======== */
.site-header {
  position: relative;
  z-index: 50;
  background: rgba(247, 242, 234, 0.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}

.header-row {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  width: min(1280px, 100% - 48px);
  margin: 0 auto;
  min-height: 78px;
}

.brand-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 190px;
}

.brand {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 18px 10px;
  border-radius: 999px;
  background: linear-gradient(120deg, var(--brand1), var(--brand2));
  color: #fff;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: .04em;
  white-space: nowrap;
  box-shadow: 0 8px 20px rgba(222, 102, 51, 0.25);
  transition: var(--transition);
}

.brand:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(222, 102, 51, 0.33);
}

.nav-left, .nav-right {
  display: flex;
  align-items: center;
}

.nav-left ul, .nav-right ul {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}

.nav-left ul {
  justify-content: flex-start;
}

.nav-right ul {
  justify-content: flex-end;
}

.nav-link {
  position: relative;
  display: inline-block;
  padding: 10px 15px;
  font-size: 15px;
  font-weight: 600;
  color: #3E342B;
  border-radius: 10px;
  transition: var(--transition);
}

.nav-link:hover {
  color: var(--deep);
  background: linear-gradient(120deg, rgba(232, 151, 74, 0.13), rgba(222, 102, 51, 0.1));
}

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

.nav-link.is-active::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 4px;
  height: 2px;
  background: linear-gradient(90deg, var(--brand1), var(--brand2));
  border-radius: 4px;
}

.nav-right {
  margin-left: auto;
}

.mobile-burger {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(120deg, var(--brand1), var(--brand2));
  position: relative;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
}

.mobile-burger span,
.mobile-burger span::before,
.mobile-burger span::after {
  content: "";
  display: block;
  width: 18px;
  height: 2px;
  background: #fff;
  border-radius: 4px;
  transition: var(--transition);
}

.mobile-burger span {
  position: relative;
}

.mobile-burger span::before {
  position: absolute;
  top: -6px;
  left: 0;
}

.mobile-burger span::after {
  position: absolute;
  bottom: -6px;
  left: 0;
}

.mobile-burger.is-open span {
  background: transparent;
}

.mobile-burger.is-open span::before {
  top: 0;
  transform: rotate(45deg);
}

.mobile-burger.is-open span::after {
  bottom: 0;
  transform: rotate(-45deg);
}

.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 90;
  background: var(--dark);
  flex-direction: column;
  padding: 30px;
}

.mobile-menu.is-open {
  display: flex;
}

.mobile-menu-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mobile-menu-close {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .3);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
}

.mobile-menu-close:hover {
  background: rgba(255, 255, 255, .1);
}

.mobile-menu-nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1;
  gap: 14px;
}

.mobile-menu-nav a {
  color: var(--text-on-dark);
  font-size: 21px;
  font-weight: 700;
  padding: 12px 20px;
  border-radius: 14px;
  text-align: center;
  transition: var(--transition);
}

.mobile-menu-nav a:hover,
.mobile-menu-nav a.is-active {
  background: linear-gradient(120deg, var(--brand1), var(--brand2));
  color: #fff;
}

/* ======== Hero ======== */
.category-hero {
  position: relative;
  background: linear-gradient(90deg, #241D17 8%, rgba(36, 29, 23, 0.72) 50%, rgba(36, 29, 23, 0.86) 100%);
  padding: 110px 0 84px;
  overflow: hidden;
}

.category-hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: -2;
}

.category-hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(25, 22, 19, 0.96) 15%, rgba(25, 22, 19, 0.65) 58%, rgba(25, 22, 19, 0.78) 100%);
}

.category-hero-inner {
  display: grid;
  grid-template-columns: 1.25fr .75fr;
  gap: 60px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  letter-spacing: .1em;
  font-weight: 700;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 20px;
}

.eyebrow::before {
  content: "";
  width: 34px;
  height: 2px;
  background: linear-gradient(90deg, var(--brand1), var(--brand2));
  border-radius: 3px;
}

.category-hero h1 {
  font-size: clamp(2.2rem, 4.5vw, 3.9rem);
  line-height: 1.18;
  font-weight: 800;
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}

.category-hero h1 .highlight {
  background: linear-gradient(120deg, #f6c98a, #f08a4d, #ffd99e);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.category-hero-desc {
  font-size: 17px;
  line-height: 1.9;
  color: #D9CDBF;
  max-width: 620px;
  margin-bottom: 32px;
}

.category-hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.btn-main {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 15px 30px;
  border-radius: 14px;
  background: linear-gradient(120deg, var(--brand1), var(--brand2));
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  transition: var(--transition);
  box-shadow: 0 12px 26px rgba(222, 102, 51, 0.25);
}

.btn-main:hover {
  background: linear-gradient(120deg, var(--brand2), var(--brand1));
  transform: translateY(-2px);
  box-shadow: 0 16px 32px rgba(222, 102, 51, 0.32);
}

.btn-main:active {
  transform: translateY(0);
}

.btn-text {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 8px;
  color: #F3E5D2;
  font-weight: 600;
  font-size: 15px;
  transition: var(--transition);
}

.btn-text .arrow {
  transition: transform .25s ease;
}

.btn-text:hover .arrow {
  transform: translateX(4px);
}

.btn-text:hover {
  color: var(--gold);
}

.hero-meta-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(244, 184, 77, 0.28);
  border-radius: var(--rad-large);
  padding: 28px;
  backdrop-filter: blur(8px);
  box-shadow: 0 18px 46px rgba(0, 0, 0, .18);
}

.hero-meta-title {
  font-size: 14px;
  color: #CBB9A5;
  letter-spacing: .06em;
  font-weight: 600;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.hero-meta-list {
  margin-top: 18px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.hero-meta-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.hero-meta-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-top: 10px;
  background: linear-gradient(120deg, var(--gold), var(--brand2));
  box-shadow: 0 0 0 4px rgba(244, 184, 77, .15);
}

.hero-meta-item strong {
  display: block;
  font-size: 15px;
  color: #fff;
  font-weight: 700;
}

.hero-meta-item span {
  font-size: 14px;
  color: #BBA998;
}

/* ======== Sections ======== */
.section-block {
  padding: 90px 0;
}

.dark-section {
  background: var(--dark);
  color: var(--text-on-dark);
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 46px;
}

.section-head-left {
  max-width: 720px;
}

.section-head h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  line-height: 1.25;
  font-weight: 800;
  letter-spacing: -0.01em;
  margin-top: 10px;
}

.section-head p {
  color: #C9BCAD;
  font-size: 15px;
}

.section-head h2 .highlight {
  background: linear-gradient(120deg, var(--brand1), var(--gold));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.section-index {
  font-size: 14px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: .1em;
}

.section-title-line {
  width: 52px;
  height: 3px;
  background: linear-gradient(90deg, var(--brand1), var(--brand2));
  border-radius: 4px;
  margin: 18px 0 14px;
}

/* coverage */
.coverage-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 36px;
}

.coverage-card {
  position: relative;
  border-radius: var(--rad-large);
  overflow: hidden;
  background: rgba(255, 255, 255, .03);
  border: 1px solid rgba(255, 255, 255, .12);
  transition: var(--transition);
}

.coverage-card:hover {
  transform: translateY(-4px);
  border-color: rgba(244, 184, 77, .32);
  box-shadow: var(--shadow-hover);
}

.coverage-card-inner {
  display: flex;
  align-items: center;
  gap: 0;
  min-height: 220px;
}

.coverage-visual {
  flex: 0 0 42%;
  min-height: 220px;
  background-size: cover;
  background-position: center;
  position: relative;
}

.coverage-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(25, 22, 19, 0), rgba(25, 22, 19, .5));
}

.coverage-text {
  padding: 30px 30px 30px 6px;
  flex: 1;
}

.coverage-num {
  font-size: 14px;
  font-weight: 800;
  letter-spacing: .1em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, .5);
  margin-bottom: 12px;
}

.coverage-text h3 {
  font-size: 21px;
  font-weight: 800;
  margin-bottom: 12px;
  color: #fff;
}

.coverage-text p {
  font-size: 14.5px;
  color: #B9A994;
  line-height: 1.8;
}

.cover-tag {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: rgba(232, 151, 74, .16);
  color: #F5C68B;
  border: 1px solid rgba(232, 151, 74, .25);
  padding: 5px 12px;
  border-radius: 99px;
  font-size: 13px;
  font-weight: 600;
  margin-top: 14px;
}

/* quick nav info cards / 专类入口 */
.info-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.info-mini-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 22px;
  padding: 30px 26px;
  transition: var(--transition);
}

.info-mini-card:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(244, 184, 77, .3);
}

.info-mini-icon {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 18px;
  background: linear-gradient(120deg, var(--brand1), var(--brand2));
  color: #fff;
  margin-bottom: 18px;
}

.info-mini-card:nth-child(2) .info-mini-icon {
  background: linear-gradient(120deg, var(--green1), var(--green2));
}

.info-mini-card:nth-child(3) .info-mini-icon {
  background: linear-gradient(120deg, #C59232, #E4B84C);
}

.info-mini-card h3 {
  font-size: 18px;
  font-weight: 750;
  margin-bottom: 12px;
  color: #fff;
}

.info-mini-card p {
  font-size: 14.5px;
  color: #B7A697;
  line-height: 1.8;
}

/* Scenario / usage */
.scenario-section {
  padding: 90px 0;
  background: #171310;
  position: relative;
}

.scenario-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(232, 151, 74, .6), rgba(222, 102, 51, .4), transparent);
}

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

.scenario-card {
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--rad-medium);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 36px 30px;
  border-top: 2px solid var(--brand2);
  transition: var(--transition);
}

.scenario-card:hover {
  background: rgba(232, 151, 74, 0.08);
  border-color: rgba(232, 151, 74, 0.35);
}

.scenario-num {
  display: block;
  font-size: 13px;
  color: var(--gold);
  font-weight: 800;
  letter-spacing: .1em;
  margin-bottom: 16px;
}

.scenario-card h3 {
  font-size: 19px;
  font-weight: 750;
  margin-bottom: 12px;
  color: #fff;
}

.scenario-card p {
  font-size: 14px;
  color: #B7A697;
  line-height: 1.8;
}

/* Steps / process */
.process-block {
  padding: 90px 0 110px;
}

.process-flex {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 64px;
  align-items: center;
}

.process-intro .section-title-line {
  margin-left: 0;
}

.process-intro h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  line-height: 1.3;
  font-weight: 800;
  margin-bottom: 20px;
}

.process-intro p {
  color: #B9A994;
  font-size: 15px;
  line-height: 1.9;
}

.step-list {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.step-list-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .09);
  border-radius: var(--rad-medium);
  padding: 28px;
  transition: var(--transition);
}

.step-list-item:hover {
  transform: translateX(-4px);
  border-color: rgba(244, 184, 77, .35);
  background: rgba(255, 255, 255, .07);
}

.step-count {
  font-size: 24px;
  line-height: 1.1;
  font-weight: 800;
  color: transparent;
  -webkit-text-stroke: 1.2px var(--gold);
  min-width: 50px;
}

.step-body h3 {
  font-size: 17px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}

.step-body p {
  font-size: 14.5px;
  color: #B7A697;
  line-height: 1.75;
}

/* FAQ */
.faq-block {
  padding: 100px 0;
  background: #171310;
}

.faq-container {
  max-width: 860px;
  margin: 0 auto;
}

.faq-heading {
  text-align: center;
  margin-bottom: 56px;
}

.faq-heading h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 800;
  margin-top: 10px;
}

.faq-heading p {
  color: #B9A994;
  font-size: 15px;
  margin-top: 14px;
}

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

.faq-item {
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 18px;
  overflow: hidden;
  transition: var(--transition);
}

.faq-item.open {
  background: rgba(255, 255, 255, 0.075);
  border-color: rgba(244, 184, 77, 0.38);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 26px;
  text-align: left;
  font-size: 16px;
  font-weight: 650;
  color: #F0E4D8;
  transition: var(--transition);
}

.faq-icon {
  flex: 0 0 26px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .3);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: var(--transition);
}

.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  width: 11px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
}

.faq-icon::after {
  transform: rotate(90deg);
}

.faq-item.open .faq-icon {
  background: linear-gradient(120deg, var(--brand1), var(--brand2));
  border-color: transparent;
  transform: rotate(180deg);
}

.faq-item.open .faq-icon::after {
  display: none;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s ease;
}

.faq-answer-inner {
  padding: 0 26px 24px;
  font-size: 15px;
  color: #BFB0A0;
  line-height: 1.9;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  margin-top: -2px;
  padding-top: 18px;
}

/* CTA */
.cta-block {
  padding: 84px 0 104px;
}

.cta-card {
  background: linear-gradient(120deg, #2A211B 0%, #3F2E1F 50%, #5A2E1A 100%);
  border-radius: 30px;
  padding: 60px 56px;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(232, 151, 74, .22);
}

.cta-card::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--brand1), var(--brand2), transparent);
}

.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.cta-left h2 {
  font-size: clamp(1.6rem, 2.6vw, 2.2rem);
  font-weight: 800;
  color: #fff;
  margin-bottom: 12px;
}

.cta-left p {
  color: #C9BAAB;
  font-size: 15px;
  max-width: 420px;
}

.cta-link-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* footer */
.site-footer {
  background: var(--bg);
  color: var(--ink);
  border-top: 1px solid var(--line);
  padding-top: 60px;
}

.footer-grid {
  width: min(1280px, 100% - 48px);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.4fr;
  gap: 42px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(229, 217, 201, .5);
}

.footer-brand {
  display: inline-block;
  font-size: 21px;
  font-weight: 800;
  margin-bottom: 16px;
  color: var(--deep);
}

.footer-col p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.footer-col h4 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 22px;
  color: var(--ink);
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col ul a {
  font-size: 14px;
  color: var(--muted);
  transition: var(--transition);
}

.footer-col ul a:hover {
  color: var(--deep);
  padding-left: 4px;
}

.footer-note {
  width: min(1280px, 100% - 48px);
  margin: 0 auto;
  padding: 24px 0 28px;
}

.footer-note-inner {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: var(--soft);
}

/* ============ 响应式 ============ */
@media (max-width: 1080px) {
  .nav-left, .nav-right {
    display: none;
  }

  .mobile-burger {
    display: inline-flex;
  }

  .header-row {
    grid-template-columns: 1fr 1fr;
    min-height: 72px;
  }

  .brand-wrap {
    grid-column: 1 / 3;
    grid-row: 1;
  }

  .mobile-burger {
    grid-column: 2;
    grid-row: 1;
    justify-self: end;
  }

  .category-hero {
    padding-top: 60px;
  }

  .category-hero-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-meta-card {
    max-width: 560px;
  }

  .process-flex {
    grid-template-columns: 1fr;
    gap: 40px;
  }

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

@media (max-width: 768px) {
  body {
    font-size: 15px;
  }

  .container {
    width: min(100% - 36px, 1280px);
  }

  .section-block, .scenario-section, .process-block, .faq-block, .cta-block {
    padding: 68px 0;
  }

  .section-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 34px;
  }

  .coverage-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .coverage-card-inner {
    flex-direction: column;
  }

  .coverage-visual {
    width: 100%;
    flex: auto;
    min-height: 170px;
  }

  .coverage-text {
    padding: 24px;
  }

  .info-strip {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .scenario-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .step-list {
    gap: 16px;
  }

  .step-list-item {
    padding: 22px 18px;
  }

  .step-count {
    font-size: 20px;
  }

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

  .footer-note-inner {
    flex-direction: column;
    gap: 8px;
  }

  .category-hero h1 {
    font-size: clamp(1.6rem, 4vw, 2.5rem);
  }
}

@media (max-width: 520px) {
  .container {
    width: min(100% - 28px, 1280px);
  }

  .category-hero {
    padding: 36px 0 34px;
  }

  .brand {
    font-size: 15px;
    padding: 9px 14px;
  }

  .brand-wrap {
    min-width: 0;
  }

  .category-hero-actions {
    align-items: flex-start;
    flex-direction: column;
  }

  .btn-main {
    width: 100%;
  }

  .hero-meta-card {
    padding: 20px 16px;
  }

  .section-head h2 {
    font-size: 1.6rem;
  }

  .coverage-text h3 {
    font-size: 18px;
  }

  .info-mini-card {
    padding: 22px 18px;
  }

  .cta-card {
    padding: 42px 24px;
  }

  .cta-inner .btn-main {
    width: 100%;
    justify-content: center;
  }

  .cta-link-group {
    width: 100%;
  }

  .cta-link-group .btn-text {
    width: 100%;
    justify-content: center;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .footer-note-inner {
    font-size: 13px;
  }
}