/* roulang page: index */
:root {
            --color-night: #0d0c0a;
            --color-coal: #161412;
            --color-ash: #232120;
            --color-card: #1b1917;
            --color-text: #f5efe6;
            --color-body-text: #c9bfb2;
            --color-muted: #8a837a;
            --color-line: rgba(255, 255, 255, 0.10);
            --color-brand: #ff6a00;
            --color-brand-hover: #ff8830;
            --color-ember: #b33a00;
            --color-silver: #a5a19a;
            --radius-xl: 24px;
            --radius-lg: 18px;
            --radius-md: 12px;
            --radius-pill: 120px;
            --font-cn: "PingFang SC", "HarmonyOS Sans SC", "Noto Sans CJK SC", "Source Han Sans SC", "Microsoft YaHei", system-ui, sans-serif;
            --font-en: "Barlow Condensed", "Rajdhani", "DIN Alternate", "Arial Narrow", sans-serif;
            --shadow-lg: 0 14px 30px rgba(0, 0, 0, 0.45);
            --spacer-section: clamp(56px, 8vw, 96px);
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            background: var(--color-night);
            color: var(--color-text);
            font-family: var(--font-cn);
            line-height: 1.8;
            font-weight: 400;
            -webkit-font-smoothing: antialiased;
        }

        ::selection {
            background: rgba(255, 106, 0, 0.3);
            color: #fff;
        }

        img {
            max-width: 100%;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: all 0.25s ease;
        }

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

        .container {
            max-width: 1200px;
        }

        @media (min-width: 1400px) {
            .container {
                max-width: 1320px;
            }
        }

        section {
            scroll-margin-top: 100px;
        }

        .bg-coal {
            background-color: var(--color-coal);
        }

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

        .section-head {
            margin-bottom: calc(var(--spacer-section) * 0.6);
        }

        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-en);
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.18em;
            text-transform: uppercase;
            color: var(--color-brand);
            margin-bottom: 14px;
        }

        .eyebrow::before {
            content: "";
            width: 32px;
            height: 1px;
            background: var(--color-brand);
        }

        .sec-title {
            font-size: clamp(1.8rem, 3vw, 2.6rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.3;
            color: var(--color-text);
            margin-bottom: 12px;
        }

        .sec-sub {
            font-size: 1rem;
            color: var(--color-body-text);
            max-width: 680px;
        }

        .text-muted-custom {
            color: var(--color-muted) !important;
        }

        h1,
        h2,
        h3,
        h4,
        h5 {
            margin-top: 0;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--color-brand);
            outline-offset: 4px;
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: var(--radius-pill);
            font-weight: 700;
            padding: 12px 28px;
            border: 0;
            letter-spacing: 0.02em;
            transition: all 0.2s ease;
            white-space: nowrap;
        }

        .btn-lg {
            min-height: 56px;
            padding: 14px 38px;
            font-size: 1.05rem;
        }

        .btn-primary {
            background: var(--color-brand);
            color: #14100d;
            border: 0;
            font-weight: 800;
            box-shadow: none;
        }

        .btn-primary:hover,
        .btn-primary:focus,
        .btn-primary:active {
            background: var(--color-brand-hover) !important;
            color: #14100d !important;
            transform: translateY(-2px);
            box-shadow: 0 0 0 6px rgba(255, 106, 0, 0.15);
        }

        .btn-ghost {
            background: transparent;
            color: var(--color-text);
            border: 1px solid rgba(245, 239, 230, 0.45);
        }

        .btn-ghost:hover,
        .btn-ghost:focus,
        .btn-ghost:active {
            background: var(--color-text) !important;
            color: #14100d !important;
            border-color: var(--color-text);
            transform: translateY(-2px);
        }

        .btn-dark-orange {
            background: var(--color-ember);
            color: #fff;
        }

        .link-arrow {
            color: var(--color-brand);
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .tag {
            display: inline-block;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.18);
            color: var(--color-silver);
            font-size: 0.75rem;
            font-weight: 600;
            line-height: 1;
            padding: 6px 12px;
            border-radius: 999px;
            letter-spacing: 0.04em;
        }

        .tag-orange {
            color: var(--color-brand);
            background: rgba(255, 106, 0, 0.12);
            border-color: rgba(255, 106, 0, 0.3);
        }

        .badge-soft {
            background: rgba(255, 255, 255, 0.08);
            border-radius: 999px;
            padding: 8px 16px;
            color: var(--color-body-text);
            font-weight: 600;
            font-size: 0.83rem;
        }

        /* Header & Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1080;
            padding: 14px 18px 0;
            pointer-events: none;
        }

        .nav-capsule {
            pointer-events: auto;
            max-width: min(1200px, 100%);
            margin: 0 auto;
            background: rgba(12, 11, 10, 0.72);
            backdrop-filter: blur(18px) saturate(140%);
            -webkit-backdrop-filter: blur(18px) saturate(140%);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-pill);
            padding: 0.5rem 0.75rem 0.5rem 1.1rem;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
        }

        .brand-mark {
            display: inline-flex;
            align-items: baseline;
            gap: 8px;
            line-height: 1.1;
            padding: 4px 0;
        }

        .brand-cn {
            font-size: 1.08rem;
            font-weight: 900;
            letter-spacing: -0.02em;
            color: var(--color-text);
        }

        .brand-mini {
            font-size: 0.77rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--color-silver);
            border-left: 1px solid rgba(255, 255, 255, 0.18);
            padding-left: 9px;
        }

        .nav-menu {
            margin-left: auto;
            margin-right: 10px;
        }

        .nav-menu .nav-link {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-body-text);
            padding: 9px 16px !important;
            border-radius: 999px;
            letter-spacing: 0.01em;
            position: relative;
        }

        .nav-menu .nav-link:hover {
            color: var(--color-text);
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-menu .nav-link.current {
            color: #fff;
            background: rgba(255, 106, 0, 0.14);
        }

        .nav-menu .nav-link.current::after {
            content: "";
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: 2px;
            height: 2px;
            border-radius: 2px;
            background: var(--color-brand);
        }

        .nav-toggler {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, 0.12);
            background: rgba(255, 255, 255, 0.04);
            color: var(--color-text);
            margin-left: auto;
            font-size: 1.2rem;
            transition: all 0.2s;
        }

        .nav-cta {
            font-size: 0.92rem;
            padding: 10px 22px;
        }

        .nav-mobile-cta {
            display: none;
            padding: 12px 20px;
            font-weight: 700;
        }

        @media (max-width: 991.98px) {
            .site-header {
                padding: 12px 14px 0;
            }

            .nav-capsule {
                border-radius: 22px;
                padding: 0.35rem 0.5rem 0.35rem 0.9rem;
                align-items: center;
            }

            .nav-menu.collapse {
                flex-basis: 100%;
                width: 100%;
                max-height: none;
                margin: 10px 0 4px;
                background: rgba(20, 18, 16, 0.98);
                border: 1px solid rgba(255, 255, 255, 0.06);
                border-radius: 20px;
                padding: 10px;
                flex-direction: column;
                display: none;
            }

            .nav-menu.collapse.show {
                display: flex;
            }

            .nav-menu .nav-link {
                display: block;
                width: 100%;
                text-align: center;
                font-size: 1.1rem;
                padding: 12px 16px !important;
            }

            .nav-mobile-cta {
                display: flex;
                justify-content: center;
                margin: 6px 8px 8px;
            }

            .brand-mini {
                display: none;
            }
        }

        @media (min-width: 992px) {
            .nav-menu {
                display: flex !important;
                flex-direction: row;
                gap: 2px;
            }

            .nav-toggler {
                display: none;
            }
        }

        /* hero */
        .hero {
            min-height: 92vh;
            display: flex;
            align-items: center;
            position: relative;
            background: linear-gradient(100deg, rgba(10, 10, 10, 0.18) 0%, rgba(10, 10, 10, 0.6) 55%, rgba(10, 10, 10, 0.82) 100%),
                url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            padding-top: 110px;
            padding-bottom: 80px;
            overflow: hidden;
        }

        .hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to bottom, rgba(13, 12, 10, 0.0) 0%, var(--color-night) 100%);
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 860px;
        }

        .hero-kicker {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(13, 12, 10, 0.65);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 106, 0, 0.35);
            color: #fff;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.12em;
            border-radius: 999px;
            padding: 7px 16px 7px 10px;
            margin-bottom: 26px;
            text-transform: uppercase;
        }

        .hero-kicker i {
            color: var(--color-brand);
        }

        .hero-title {
            font-size: clamp(2.2rem, 5vw, 3.9rem);
            font-weight: 900;
            line-height: 1.18;
            letter-spacing: -0.02em;
            color: #fff;
            margin-bottom: 18px;
        }

        .hero-title span {
            display: block;
            color: var(--color-body-text);
            font-size: clamp(1rem, 2.1vw, 1.45rem);
            font-weight: 600;
            letter-spacing: 0.01em;
            margin-top: 12px;
        }

        .hero-lead {
            color: var(--color-body-text);
            font-size: 1.05rem;
            max-width: 640px;
            margin-bottom: 32px;
        }

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

        .scroll-indicator {
            position: absolute;
            left: 50%;
            bottom: 34px;
            transform: translateX(-50%);
            z-index: 3;
            color: rgba(245, 239, 230, 0.65);
            font-size: 1.3rem;
            animation: scrollDown 2s infinite;
        }

        @keyframes scrollDown {
            0%,
            100% {
                transform: translate(-50%, 0);
                opacity: 0.4;
            }
            50% {
                transform: translate(-50%, 10px);
                opacity: 1;
            }
        }

        @media (max-width: 767px) {
            .hero {
                min-height: 100vh;
                background-position: 63% center;
            }

            .hero-title {
                font-size: 2rem;
            }

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

        /* trust bar */
        .trust-strip {
            background: #100f0d;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        .trust-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
        }

        .trust-item {
            padding: 28px 24px;
            display: flex;
            gap: 14px;
            align-items: center;
            border-right: 1px solid rgba(255, 255, 255, 0.05);
        }

        .trust-item:last-child {
            border-right: 0;
        }

        .trust-icon {
            width: 44px;
            height: 44px;
            min-width: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(255, 106, 0, 0.1);
            border: 1px solid rgba(255, 106, 0, 0.18);
            color: var(--color-brand);
            border-radius: 12px;
            font-size: 1.2rem;
        }

        .trust-title {
            font-weight: 800;
            font-size: 0.98rem;
            line-height: 1.4;
            margin-bottom: 4px;
            color: var(--color-text);
        }

        .trust-desc {
            font-size: 0.8rem;
            color: var(--color-muted);
            line-height: 1.5;
        }

        @media (max-width: 991.98px) {
            .trust-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .trust-item:nth-child(2) {
                border-right: 0;
            }

            .trust-item:nth-child(n+1) {
                border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            }

            .trust-item:nth-last-child(-n+2) {
                border-bottom: 0;
            }
        }

        @media (max-width: 520px) {
            .trust-item {
                padding: 18px 14px;
            }

            .trust-desc {
                font-size: 0.74rem;
            }
        }

        /* model block */
        .model-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            margin-bottom: 60px;
        }

        .model-row:last-child {
            margin-bottom: 0;
        }

        .model-img {
            border-radius: 22px;
            overflow: hidden;
            min-height: 320px;
            border: 1px solid rgba(255, 255, 255, 0.08);
            background: var(--color-ash);
        }

        .model-img img {
            width: 100%;
            height: 400px;
            object-fit: cover;
            transition: transform 0.55s ease, opacity 0.3s;
            opacity: 0.95;
        }

        .model-img:hover img {
            transform: scale(1.04);
            opacity: 1;
        }

        .model-content .model-code {
            font-family: var(--font-en);
            font-size: 0.82rem;
            letter-spacing: 0.24em;
            color: var(--color-silver);
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        .model-content h3 {
            font-size: clamp(1.5rem, 2.4vw, 2.1rem);
            font-weight: 800;
            letter-spacing: -0.01em;
            margin-bottom: 14px;
        }

        .model-content .model-use {
            color: var(--color-body-text);
            margin-bottom: 20px;
            line-height: 1.8;
        }

        .model-specs {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 22px;
        }

        .model-btns {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        @media (max-width: 991.98px) {
            .model-row {
                grid-template-columns: 1fr;
                gap: 22px;
                margin-bottom: 48px;
            }

            .model-img img {
                height: 300px;
            }
        }

        /* scene cards */
        .scene-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }

        .scene-card {
            border-radius: 18px;
            height: 380px;
            position: relative;
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.08);
            background: var(--color-ash);
        }

        .scene-card img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .scene-card::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(10, 10, 10, 0.85) 0%, rgba(10, 10, 10, 0.12) 65%);
            transition: background 0.35s;
        }

        .scene-card:hover {
            border-color: rgba(255, 106, 0, 0.55);
            box-shadow: var(--shadow-lg);
        }

        .scene-card:hover img {
            transform: scale(1.05);
        }

        .scene-body {
            position: absolute;
            z-index: 2;
            left: 18px;
            right: 18px;
            bottom: 18px;
        }

        .scene-body h3 {
            font-size: 1.2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 4px;
        }

        .scene-body p {
            font-size: 0.86rem;
            line-height: 1.6;
            color: rgba(245, 239, 230, 0.82);
            margin-bottom: 0;
        }

        @media (max-width: 991.98px) {
            .scene-grid {
                grid-template-columns: 1fr 1fr;
            }

            .scene-card {
                height: 320px;
            }
        }

        @media (max-width: 575px) {
            .scene-grid {
                grid-template-columns: 1fr;
            }

            .scene-card {
                height: 300px;
            }
        }

        /* stories */
        .story-row {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .story-card {
            background: var(--color-card);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 18px;
            overflow: hidden;
            transition: transform 0.25s ease, border-color 0.25s, box-shadow 0.25s;
        }

        .story-card:hover {
            transform: translateY(-4px);
            border-color: rgba(255, 106, 0, 0.35);
            box-shadow: var(--shadow-lg);
        }

        .story-cover {
            position: relative;
        }

        .story-cover img {
            width: 100%;
            height: 280px;
            object-fit: cover;
            display: block;
        }

        .story-mileage {
            position: absolute;
            bottom: 14px;
            right: 0;
            background: var(--color-brand);
            color: #14100d;
            font-weight: 800;
            font-size: 0.82rem;
            padding: 8px 18px;
            border-radius: 999px 0 0 999px;
            letter-spacing: 0.04em;
        }

        .story-content {
            padding: 24px;
        }

        .story-quote {
            font-size: 1.12rem;
            line-height: 1.75;
            color: var(--color-text);
            margin-bottom: 18px;
            font-weight: 600;
        }

        .story-person {
            display: flex;
            align-items: center;
            gap: 12px;
            border-top: 1px solid rgba(255, 255, 255, 0.07);
            padding-top: 16px;
        }

        .story-avatar {
            width: 36px;
            height: 36px;
            min-width: 36px;
            border-radius: 50%;
            background: var(--color-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            color: #14100d;
            font-size: 1rem;
        }

        .story-person strong {
            display: block;
            font-size: 0.92rem;
            line-height: 1.2;
        }

        .story-person small {
            color: var(--color-muted);
            font-size: 0.78rem;
        }

        @media (max-width: 767px) {
            .story-row {
                grid-template-columns: 1fr;
            }
        }

        /* pricing block */
        .pricing-wrap {
            display: grid;
            grid-template-columns: 1.15fr 0.85fr;
            gap: 20px;
        }

        .price-card-main {
            background: var(--color-card);
            border: 1px solid rgba(255, 255, 255, 0.09);
            border-radius: 20px;
            padding: 34px;
            position: relative;
            overflow: hidden;
        }

        .price-card-main::before {
            content: "";
            position: absolute;
            top: -120px;
            right: -100px;
            width: 260px;
            height: 260px;
            background: radial-gradient(circle, rgba(255, 106, 0, 0.12), transparent 68%);
        }

        .price-badge {
            display: inline-block;
            background: var(--color-brand);
            color: #14100d;
            font-weight: 800;
            font-size: 0.83rem;
            border-radius: 999px;
            padding: 5px 14px;
            margin-bottom: 22px;
            letter-spacing: 0.04em;
        }

        .price-card-main h3 {
            font-size: 1.6rem;
            font-weight: 800;
            line-height: 1.35;
            margin-bottom: 14px;
            position: relative;
        }

        .price-note {
            font-size: 0.86rem;
            color: var(--color-muted);
            margin-bottom: 22px;
        }

        .price-number {
            font-family: var(--font-en);
            font-size: clamp(2.6rem, 5vw, 4rem);
            font-weight: 800;
            letter-spacing: 0.02em;
            color: #fff;
            line-height: 1;
            margin-bottom: 14px;
        }

        .price-number small {
            font-size: 50%;
            color: var(--color-muted);
            font-weight: 500;
        }

        .price-specs {
            list-style: none;
            margin: 20px 0 26px;
            padding: 0;
            color: var(--color-body-text);
            font-size: 0.9rem;
        }

        .price-specs li {
            padding: 7px 0;
            border-bottom: 1px dashed rgba(255, 255, 255, 0.09);
        }

        .price-specs span {
            color: var(--color-silver);
        }

        .finance-side {
            background: #1b1917;
            border: 1px solid rgba(255, 255, 255, 0.09);
            border-radius: 20px;
            padding: 30px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .finance-side h4 {
            font-weight: 800;
            margin-bottom: 18px;
        }

        .finance-list {
            list-style: none;
            margin: 0 0 22px;
            padding: 0;
        }

        .finance-list li {
            display: flex;
            align-items: baseline;
            justify-content: space-between;
            gap: 18px;
            font-size: 0.92rem;
            color: var(--color-body-text);
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.07);
        }

        .finance-list strong {
            color: var(--color-text);
            font-family: var(--font-en);
            font-size: 0.95rem;
        }

        .finance-note {
            font-size: 0.78rem;
            color: var(--color-muted);
            line-height: 1.6;
        }

        @media (max-width: 991.98px) {
            .pricing-wrap {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 575px) {
            .price-card-main {
                padding: 24px 20px;
            }

            .finance-side {
                padding: 24px 20px;
            }
        }

        /* news list */
        .news-panel {
            background: var(--color-coal);
            border: 1px solid rgba(255, 255, 255, 0.07);
            border-radius: var(--radius-xl);
            overflow: hidden;
        }

        .news-row {
            display: grid;
            grid-template-columns: 180px 1fr auto;
            gap: 20px;
            align-items: center;
            padding: 26px 30px;
            background: transparent;
            border-bottom: 1px solid rgba(255, 255, 255, 0.07);
            transition: background 0.2s;
            color: inherit;
        }

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

        .news-row:hover {
            background: rgba(255, 255, 255, 0.03);
            color: inherit;
        }

        .news-date {
            font-family: var(--font-en);
            font-size: 0.92rem;
            letter-spacing: 0.06em;
            color: var(--color-silver);
            text-transform: uppercase;
        }

        .news-cat {
            display: inline-block;
            background: rgba(255, 106, 0, 0.12);
            color: var(--color-brand);
            border-radius: 999px;
            padding: 3px 12px;
            font-size: 0.72rem;
            font-weight: 700;
            margin-bottom: 8px;
            border: 1px solid rgba(255, 106, 0, 0.22);
        }

        .news-title {
            display: block;
            font-size: 1.18rem;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.45;
            margin-bottom: 4px;
        }

        .news-row:hover .news-title {
            color: var(--color-brand-hover);
        }

        .news-excerpt {
            display: block;
            color: var(--color-muted);
            font-size: 0.92rem;
            line-height: 1.7;
            overflow: hidden;
            text-overflow: ellipsis;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
        }

        .news-go {
            width: 44px;
            height: 44px;
            min-width: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            color: var(--color-body-text);
            transition: all 0.22s;
        }

        .news-row:hover .news-go {
            background: var(--color-brand);
            border-color: var(--color-brand);
            color: #14100d;
            transform: translateX(4px);
        }

        .news-empty {
            text-align: center;
            color: var(--color-muted);
            padding: 80px 20px;
            font-size: 1rem;
        }

        @media (max-width: 767px) {
            .news-row {
                grid-template-columns: 1fr;
                gap: 6px;
                padding: 20px 18px;
            }

            .news-go {
                display: none;
            }

            .news-date {
                font-size: 0.8rem;
                color: var(--color-muted);
            }

            .news-title {
                font-size: 1.04rem;
            }
        }

        /* form / dealer */
        .dealer-panel {
            background: var(--color-coal);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-xl);
            padding: clamp(24px, 4vw, 46px);
        }

        .dealer-info-title {
            font-size: 1.3rem;
            font-weight: 800;
            margin-bottom: 20px;
        }

        .dealer-list {
            margin: 0 0 28px;
            padding: 0;
            list-style: none;
        }

        .dealer-list li {
            display: flex;
            gap: 14px;
            padding: 11px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.07);
            color: var(--color-body-text);
        }

        .dealer-list i {
            color: var(--color-brand);
            width: 22px;
            text-align: center;
            margin-top: 5px;
        }

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

        .form-control,
        .form-select {
            height: 52px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.14);
            color: var(--color-text);
            border-radius: 14px;
            padding: 12px 16px;
            transition: all 0.2s;
        }

        .form-control::placeholder,
        .form-select::placeholder {
            color: #8a837a;
            opacity: 1;
        }

        .form-control:focus,
        .form-select:focus {
            background: rgba(255, 255, 255, 0.06);
            border-color: var(--color-brand);
            box-shadow: 0 0 0 5px rgba(255, 106, 0, 0.14);
            color: var(--color-text);
            outline: none;
        }

        textarea.form-control {
            height: auto;
        }

        .form-select {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23ff8b3d' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.6' d='M2 5l6 6 6-6'/%3e%3c/svg%3e");
            background-size: 16px 16px;
            background-repeat: no-repeat;
            background-position: right 1rem center;
        }

        .form-select option,
        .form-select optgroup {
            background: #1b1917;
            color: var(--color-text);
        }

        .form-meta {
            font-size: 0.78rem;
            color: var(--color-muted);
            margin-top: 12px;
        }

        /* faq */
        .accordion {
            display: grid;
            gap: 12px;
        }

        .accordion-item {
            background: var(--color-card);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 18px !important;
            overflow: hidden;
        }

        .accordion-button {
            background: transparent;
            color: var(--color-text);
            font-weight: 700;
            font-size: 1.02rem;
            padding: 18px 22px;
            border: 0;
            box-shadow: none !important;
            border-radius: 18px !important;
            line-height: 1.5;
        }

        .accordion-button:not(.collapsed) {
            color: var(--color-brand-hover);
            background: rgba(255, 106, 0, 0.07);
        }

        .accordion-button:focus {
            box-shadow: none;
            outline: 2px solid var(--color-brand);
        }

        .accordion-button::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23ff6a00'%3e%3cpath fill-rule='evenodd' d='M8 1a.75.75 0 0 1 .75.75v5.5h5.5a.75.75 0 0 1 0 1.5h-5.5v5.5a.75.75 0 0 1-1.5 0v-5.5h-5.5a.75.75 0 0 1 0-1.5h5.5v-5.5A.75.75 0 0 1 8 1Z'/%3e%3c/svg%3e");
            background-size: 16px 16px;
            transition: all 0.25s;
        }

        .accordion-button:not(.collapsed)::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23ff6a00'%3e%3cpath d='M3 8a.75.75 0 0 1 .75-.75h8.5a.75.75 0 0 1 0 1.5h-8.5A.75.75 0 0 1 3 8Z'/%3e%3c/svg%3e");
        }

        .accordion-body {
            color: var(--color-body-text);
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 18px 22px 22px;
            line-height: 2;
            font-size: 0.96rem;
        }

        /* cta banner */
        .cta-band {
            background: linear-gradient(115deg, rgba(13, 12, 10, 0.75), rgba(13, 12, 10, 0.92)),
                url('/assets/images/backpic/back-2.png') center center / cover;
            border-radius: 24px;
            padding: clamp(36px, 6vw, 72px);
            text-align: center;
            border: 1px solid rgba(255, 106, 0, 0.18);
            position: relative;
            overflow: hidden;
        }

        .cta-band h2 {
            font-size: clamp(1.8rem, 3.5vw, 2.7rem);
            font-weight: 900;
            margin-bottom: 14px;
        }

        .cta-band p {
            color: var(--color-body-text);
            max-width: 640px;
            margin: 0 auto 28px;
        }

        /* footer */
        .footer {
            background: #0b0a08;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 52px 0 0;
            margin-top: 40px;
        }

        .footer-brand {
            font-size: 1.4rem;
            font-weight: 900;
            letter-spacing: -0.02em;
            color: var(--color-text);
            line-height: 1.2;
        }

        .footer-brand small {
            display: block;
            font-size: 0.78rem;
            color: var(--color-silver);
            font-weight: 600;
            letter-spacing: 0.05em;
            margin-top: 6px;
        }

        .footer-desc {
            color: var(--color-muted);
            font-size: 0.87rem;
            line-height: 1.9;
            margin-top: 14px;
            max-width: 320px;
        }

        .footer h5 {
            font-weight: 800;
            font-size: 1rem;
            margin-bottom: 16px;
            color: #fff;
        }

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

        .footer-links li + li {
            margin-top: 10px;
        }

        .footer-links a {
            font-size: 0.9rem;
            color: var(--color-body-text);
        }

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

        .footer-contact {
            font-size: 0.9rem;
            color: var(--color-body-text);
            line-height: 2;
        }

        .footer-social {
            display: flex;
            gap: 10px;
            margin-top: 14px;
        }

        .footer-social a {
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, 0.14);
            color: var(--color-text);
        }

        .footer-social a:hover {
            background: var(--color-brand);
            border-color: var(--color-brand);
            color: #14100d;
        }

        .copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            margin-top: 36px;
            padding: 20px 0;
        }

        .copyright-inner {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
            justify-content: space-between;
            color: var(--color-muted);
            font-size: 0.82rem;
        }

        .copyright .icp-line {
            color: rgba(255, 255, 255, 0.28);
        }

        @media (max-width: 767px) {
            .footer-links li + li {
                margin-top: 6px;
            }
        }

/* roulang page: category1 */
:root {
            --color-night: #0d0c0a;
            --color-coal: #161412;
            --color-ash: #232120;
            --color-text: #f5efe6;
            --color-body-text: #c9bfb2;
            --color-line: rgba(255, 255, 255, 0.10);
            --color-brand: #ff6a00;
            --color-brand-hover: #ff8830;
            --color-ember: #b33a00;
            --color-silver: #a5a19a;
            --radius-card: 18px;
            --radius-img: 16px;
            --radius-pill: 120px;
            --transition: all .3s ease;
            --font-cn: "PingFang SC", "HarmonyOS Sans SC", "Noto Sans CJK SC", "Source Han Sans SC", "Microsoft YaHei", system-ui, sans-serif;
            --font-en: "Barlow Condensed", "Rajdhani", "DIN Alternate", "Arial Narrow", sans-serif;
        }

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

        html {
            background: var(--color-night);
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: var(--font-cn);
            font-size: 1rem;
            font-weight: 400;
            line-height: 1.8;
            color: var(--color-text);
            background: var(--color-night);
            -webkit-font-smoothing: antialiased;
        }

        body.cat-page {
            background: var(--color-coal);
        }

        ul,
        ol,
        p,
        h1,
        h2,
        h3,
        h4,
        h5 {
            margin: 0;
            padding: 0;
        }

        h1,
        h2,
        h3 {
            letter-spacing: -0.02em;
            line-height: 1.2;
            color: var(--color-text);
        }

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

        a:hover {
            color: var(--color-brand);
        }

        img {
            display: block;
            max-width: 100%;
            height: auto;
            border: 0;
        }

        .container-xl-custom {
            max-width: 1320px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .container {
            max-width: 1200px;
        }

        .section-wrap {
            padding: 96px 0;
        }

        .section-wrap-sm {
            padding: 56px 0;
        }

        .section-head {
            max-width: 760px;
            margin-bottom: 40px;
        }

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

        .eyebrow-en {
            display: inline-block;
            font-family: var(--font-en);
            font-size: 0.84rem;
            font-weight: 700;
            letter-spacing: .2em;
            text-transform: uppercase;
            color: var(--color-brand);
            margin-bottom: 10px;
        }

        .section-head h2 {
            font-size: clamp(1.8rem, 3vw, 2.6rem);
            font-weight: 800;
            margin-bottom: 16px;
        }

        .lead-muted {
            color: var(--color-body-text);
            font-size: 1rem;
            line-height: 1.9;
        }

        /* buttons */
        .btn {
            border-radius: var(--radius-pill);
            font-weight: 700;
            letter-spacing: .02em;
            line-height: 1.2;
            transition: var(--transition);
            border: 0;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }

        .btn-lg {
            min-height: 56px;
            padding: 0 32px;
        }

        .btn-primary {
            --bs-btn-color: #14100d;
            --bs-btn-bg: var(--color-brand);
            --bs-btn-border-color: var(--color-brand);
            --bs-btn-hover-color: #14100d;
            --bs-btn-hover-bg: var(--color-brand-hover);
            --bs-btn-hover-border-color: var(--color-brand-hover);
            --bs-btn-active-color: #14100d;
            --bs-btn-active-bg: var(--color-brand-hover);
            --bs-btn-active-border-color: var(--color-brand-hover);
            color: #14100d;
            background: var(--color-brand);
            box-shadow: 0 0 0 0 rgba(255, 106, 0, 0);
        }

        .btn-primary:hover,
        .btn-primary:focus-visible {
            background: var(--color-brand-hover);
            transform: translateY(-2px);
            box-shadow: 0 0 0 6px rgba(255, 106, 0, 0.15);
            color: #14100d;
        }

        .btn-outline-light-like {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.35);
            color: #fff;
        }

        .btn-outline-light-like:hover,
        .btn-outline-light-like:focus-visible {
            background: rgba(255, 255, 255, 0.92);
            border-color: #fff;
            color: #14100d;
            transform: translateY(-2px);
        }

        .btn i {
            font-size: .85rem;
        }

        /* site header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            padding: 16px 4vw 0;
            pointer-events: none;
        }

        .nav-capsule {
            max-width: 1200px;
            margin: 0 auto;
            pointer-events: auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 66px;
            background: rgba(12, 11, 10, 0.64);
            -webkit-backdrop-filter: blur(16px) saturate(140%);
            backdrop-filter: blur(16px) saturate(140%);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 999px;
            padding: .45rem .6rem .45rem 1.2rem;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.28);
            position: relative;
        }

        .brand-mark {
            display: inline-flex;
            flex-direction: column;
            line-height: 1.3;
            margin-right: 6px;
            flex-shrink: 0;
        }

        .brand-cn {
            font-size: 1.1rem;
            font-weight: 900;
            color: var(--color-text);
            white-space: nowrap;
        }

        .brand-mini {
            font-size: .65rem;
            letter-spacing: .18em;
            color: var(--color-body-text);
            text-transform: uppercase;
        }

        .brand-mark:hover .brand-cn {
            color: var(--color-brand);
        }

        .nav-menu {
            align-items: center;
            justify-content: center;
            gap: 6px;
            flex: 1;
        }

        .nav-link.nav-link {
            color: var(--color-body-text);
            font-weight: 600;
            font-size: .92rem;
            padding: 9px 18px;
            border-radius: var(--radius-pill);
            white-space: nowrap;
            transition: var(--transition);
        }

        .nav-link.nav-link:hover {
            color: var(--color-text);
            background: rgba(255, 255, 255, 0.05);
        }

        .nav-link.nav-link.current {
            color: var(--color-text);
            background: rgba(255, 106, 0, 0.14);
            box-shadow: inset 0 0 0 1px rgba(255, 106, 0, 0.22);
        }

        .nav-cta {
            min-height: 44px;
            padding: 0 24px;
            margin-left: 8px;
            font-size: .9rem;
            white-space: nowrap;
        }

        .nav-mobile-cta {
            display: none;
        }

        .nav-toggler {
            display: none;
            border: 0;
            background: transparent;
            color: var(--color-text);
            font-size: 1.2rem;
            line-height: 1;
            min-width: 44px;
            min-height: 44px;
            border-radius: 50%;
        }

        .site-header .nav-menu.collapse:not(.show) {
            display: none;
        }

        @media (max-width: 991.98px) {
            .site-header {
                padding: 12px 16px 0;
            }

            .nav-capsule {
                min-height: 62px;
                padding: .35rem .5rem .35rem 1rem;
            }

            .brand-cn {
                font-size: 1rem;
            }

            .brand-mini {
                font-size: .6rem;
            }

            .nav-toggler {
                display: inline-flex;
                align-items: center;
                justify-content: center;
                order: 3;
            }

            .site-header .nav-cta {
                display: none !important;
            }

            .nav-mobile-cta {
                display: inline-flex;
                align-items: center;
                justify-content: center;
                order: 2;
                min-height: 38px;
                padding: 0 16px;
                font-size: .82rem;
                margin-left: auto;
                margin-right: 6px;
            }

            .site-header .nav-menu.collapse:not(.show) {
                display: none;
            }

            .site-header .nav-menu.collapse.show {
                display: flex;
                position: absolute;
                top: calc(100% + 12px);
                left: 0;
                right: 0;
                background: rgba(16, 14, 12, 0.96);
                -webkit-backdrop-filter: blur(20px);
                backdrop-filter: blur(20px);
                border: 1px solid var(--color-line);
                border-radius: 24px;
                padding: 16px;
                flex-direction: column;
                align-items: stretch;
                gap: 8px;
                box-shadow: 0 30px 60px rgba(0, 0, 0, 0.55);
            }

            .nav-link.nav-link {
                padding: 14px 20px;
                border-radius: 14px;
                font-size: 1rem;
                text-align: center;
            }
        }

        @media (min-width: 992px) {
            .site-header .nav-menu.collapse {
                display: flex !important;
                visibility: visible;
            }
        }

        /* hero */
        .cat-hero {
            position: relative;
            min-height: 72vh;
            display: flex;
            align-items: center;
            overflow: hidden;
            background: linear-gradient(to bottom, rgba(10, 10, 10, .42), rgba(10, 10, 10, .88)), url('/assets/images/backpic/back-3.webp') no-repeat center center / cover;
        }

        .cat-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background:
                repeating-linear-gradient(120deg, transparent 0, transparent 3%, rgba(255, 255, 255, 0.014) 3.2%);
            pointer-events: none;
        }

        .cat-hero .hero-caption {
            max-width: 780px;
            padding: 170px 0 100px;
            position: relative;
            z-index: 2;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-en);
            letter-spacing: .16em;
            text-transform: uppercase;
            font-size: .8rem;
            color: var(--color-body-text);
            border: 1px solid rgba(255, 255, 255, 0.14);
            background: rgba(255, 255, 255, 0.04);
            padding: 6px 16px;
            border-radius: 999px;
            margin-bottom: 22px;
        }

        .hero-badge i {
            color: var(--color-brand);
        }

        .hero-breadcrumb {
            font-size: .85rem;
            color: var(--color-body-text);
            margin-bottom: 14px;
        }

        .hero-breadcrumb a {
            color: var(--color-body-text);
        }

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

        .hero-breadcrumb i {
            font-size: .7rem;
            margin: 0 10px;
            opacity: .5;
        }

        .cat-hero h1 {
            font-size: clamp(2.2rem, 5vw, 3.4rem);
            font-weight: 900;
            margin-bottom: 18px;
            line-height: 1.15;
        }

        .cat-hero h1 span {
            color: var(--color-brand);
        }

        .cat-hero .hero-sub {
            font-size: 1.05rem;
            color: var(--color-body-text);
            max-width: 600px;
            margin-bottom: 30px;
            line-height: 1.9;
        }

        .scroll-down {
            position: absolute;
            bottom: 28px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 2;
            width: 34px;
            height: 54px;
            border: 2px solid rgba(255, 255, 255, 0.3);
            border-radius: 40px;
            display: flex;
            justify-content: center;
            color: rgba(255, 255, 255, 0.65);
            text-decoration: none;
            transition: var(--transition);
        }

        .scroll-down:hover {
            color: var(--color-brand);
            border-color: var(--color-brand);
        }

        .scroll-down::before {
            content: "";
            width: 4px;
            height: 10px;
            border-radius: 4px;
            background: var(--color-brand);
            margin-top: 9px;
            animation: scrollHint 1.8s infinite;
        }

        @keyframes scrollHint {
            0% {
                opacity: 0;
                transform: translateY(0);
            }
            40% {
                opacity: 1;
                transform: translateY(10px);
            }
            100% {
                opacity: 0;
                transform: translateY(22px);
            }
        }

        /* intro two */
        .intro-section {
            background: var(--color-coal);
        }

        .intro-copy h2 {
            font-size: clamp(1.7rem, 3vw, 2.3rem);
            margin-bottom: 20px;
        }

        .intro-copy p {
            color: var(--color-body-text);
            margin-bottom: 16px;
        }

        .meta-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 22px;
        }

        .meta-tags span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--color-ash);
            border: 1px solid var(--color-line);
            border-radius: 10px;
            color: var(--color-text);
            font-size: .85rem;
            padding: 6px 14px;
        }

        .intro-media {
            position: relative;
            border-radius: var(--radius-img);
            overflow: hidden;
        }

        .intro-media img {
            width: 100%;
            height: 460px;
            object-fit: cover;
            border-radius: var(--radius-img);
        }

        .intro-media::after {
            content: "";
            position: absolute;
            inset: 0;
            border: 1px solid rgba(255, 255, 255, .1);
            border-radius: var(--radius-img);
            pointer-events: none;
        }

        .intro-media .intro-tag {
            position: absolute;
            right: 18px;
            bottom: 18px;
            background: rgba(13, 12, 10, 0.86);
            border: 1px solid var(--color-line);
            color: var(--color-text);
            border-radius: 999px;
            padding: 8px 16px;
            font-size: .82rem;
            -webkit-backdrop-filter: blur(6px);
            backdrop-filter: blur(6px);
        }

        .intro-media .intro-tag strong {
            color: var(--color-brand);
            font-weight: 800;
        }

        /* model rows */
        .model-index-section {
            background: var(--color-night);
        }

        .model-row {
            border: 1px solid var(--color-line);
            background: var(--color-coal);
            border-radius: 22px;
            overflow: hidden;
            margin-bottom: 28px;
            transition: var(--transition);
        }

        .model-row:hover {
            border-color: rgba(255, 106, 0, 0.35);
            box-shadow: 0 14px 30px rgba(0, 0, 0, 0.45);
        }

        .model-media {
            position: relative;
            min-height: 300px;
            overflow: hidden;
            height: 100%;
        }

        .model-media img {
            width: 100%;
            height: 100%;
            min-height: 300px;
            object-fit: cover;
            transition: transform .6s ease;
        }

        .model-row:hover .model-media img {
            transform: scale(1.04);
        }

        .model-media::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to bottom, rgba(10, 10, 10, .05), rgba(10, 10, 10, .28));
            pointer-events: none;
        }

        .model-media .model-status {
            position: absolute;
            top: 16px;
            left: 16px;
            z-index: 2;
            background: rgba(13, 12, 10, 0.7);
            border: 1px solid rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(8px);
            color: var(--color-text);
            font-size: .8rem;
            padding: 5px 14px;
            border-radius: 999px;
        }

        .model-media .model-status i {
            color: var(--color-brand);
            margin-right: 4px;
        }

        .model-content {
            padding: 44px 38px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            height: 100%;
        }

        .model-content .model-en {
            font-family: var(--font-en);
            color: var(--color-brand);
            font-weight: 700;
            letter-spacing: .14em;
            font-size: .86rem;
            text-transform: uppercase;
            margin-bottom: 6px;
        }

        .model-content h3 {
            font-size: clamp(1.55rem, 2.4vw, 2rem);
            font-weight: 800;
            margin-bottom: 10px;
        }

        .model-content .model-desc {
            color: var(--color-body-text);
            margin-bottom: 18px;
            line-height: 1.9;
        }

        .param-list {
            display: flex;
            flex-wrap: wrap;
            gap: 10px 18px;
            padding: 0;
            list-style: none;
            border-top: 1px solid var(--color-line);
            border-bottom: 1px solid var(--color-line);
            padding: 14px 0;
            margin-bottom: 18px;
        }

        .param-list li {
            display: flex;
            flex-direction: column;
            min-width: 90px;
        }

        .param-list small {
            color: var(--color-silver);
            font-size: .7rem;
            text-transform: uppercase;
            letter-spacing: .08em;
        }

        .param-list strong {
            font-family: var(--font-en);
            color: var(--color-text);
            font-size: 1.06rem;
            letter-spacing: .04em;
            font-weight: 600;
        }

        .model-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
        }

        .model-actions .btn {
            min-height: 42px;
            padding: 0 20px;
            font-size: .86rem;
        }

        .model-actions .btn-outline-light-like {
            border-radius: 999px;
        }

        .model-attention {
            margin-top: 14px;
            font-size: .75rem;
            color: var(--color-silver);
        }

        /* scene checklist */
        .scene-section {
            background: linear-gradient(180deg, var(--color-coal) 0%, var(--color-ash) 140%);
        }

        .check-col {
            background: rgba(0, 0, 0, 0.18);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            height: 100%;
        }

        .check-col h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .check-col h3 .icon-square {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: rgba(255, 106, 0, 0.12);
            border: 1px solid rgba(255, 106, 0, 0.25);
            color: var(--color-brand);
            font-size: 1rem;
            flex: none;
        }

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

        .check-list li {
            position: relative;
            padding-left: 34px;
            margin-bottom: 12px;
            color: var(--color-body-text);
            line-height: 1.8;
        }

        .check-list li::before {
            content: "\f00c";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            position: absolute;
            left: 0;
            top: 1px;
            width: 22px;
            height: 22px;
            background: rgba(255, 106, 0, 0.14);
            color: var(--color-brand);
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: .64rem;
            line-height: 1;
            padding-top: 1px;
        }

        .check-list strong {
            color: var(--color-text);
            font-weight: 700;
        }

        /* readmore */
        .readmore-section {
            background: var(--color-night);
        }

        .read-card {
            display: flex;
            background: var(--color-coal);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: var(--transition);
            margin-bottom: 24px;
        }

        .read-card:hover {
            border-color: rgba(255, 106, 0, 0.35);
        }

        .read-card .thumb {
            width: 220px;
            flex: none;
            position: relative;
            overflow: hidden;
            min-height: 160px;
        }

        .read-card .thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            inset: 0;
        }

        .read-card .thumb::after {
            content: "";
            position: absolute;
            inset: 0;
            border-right: 1px solid rgba(255, 255, 255, 0.05);
        }

        .read-body {
            padding: 22px 24px;
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            justify-content: center;
        }

        .read-body time {
            font-family: var(--font-en);
            color: var(--color-silver);
            font-size: .8rem;
            letter-spacing: .06em;
            margin-bottom: 6px;
        }

        .read-body h3 {
            font-size: 1.08rem;
            margin-bottom: 6px;
            -webkit-line-clamp: 2;
            display: -webkit-box;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .read-body p {
            color: var(--color-body-text);
            font-size: .88rem;
            margin-bottom: 8px;
            -webkit-line-clamp: 2;
            display: -webkit-box;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .read-more-link {
            font-size: .85rem;
            font-weight: 700;
            color: var(--color-brand);
        }

        /* faq */
        .faq-section {
            background: var(--color-coal);
        }

        .faq-accordion .accordion-item {
            background: #1b1917;
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 14px !important;
            overflow: hidden;
            margin-bottom: 12px;
        }

        .faq-accordion .accordion-button {
            background: #1b1917;
            color: var(--color-text);
            font-weight: 700;
            font-size: 1rem;
            padding: 20px 24px;
            box-shadow: none;
            line-height: 1.6;
        }

        .faq-accordion .accordion-button::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23ff6a00'%3e%3cpath fill-rule='evenodd' d='M8 2a.75.75 0 01.75.75v4.5h4.5a.75.75 0 010 1.5h-4.5v4.5a.75.75 0 01-1.5 0v-4.5h-4.5a.75.75 0 010-1.5h4.5v-4.5A.75.75 0 018 2z'/%3e%3c/svg%3e");
            background-size: .85rem;
            transition: transform .3s ease;
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            background: #201c19;
            color: var(--color-text);
            box-shadow: none;
        }

        .faq-accordion .accordion-button:not(.collapsed)::after {
            transform: rotate(45deg);
        }

        .faq-accordion .accordion-button:focus {
            box-shadow: 0 0 0 4px rgba(255, 106, 0, 0.12);
            border-color: rgba(255, 106, 0, 0.4);
        }

        .faq-accordion .accordion-body {
            color: var(--color-body-text);
            line-height: 2;
            padding: 4px 24px 22px;
        }

        /* booking */
        .booking-section {
            background: linear-gradient(145deg, var(--color-ash) 0%, var(--color-coal) 70%);
            border-top: 1px solid var(--color-line);
        }

        .book-info h2 {
            color: var(--color-text);
            font-size: clamp(1.7rem, 3vw, 2.4rem);
            margin-bottom: 12px;
        }

        .book-info p {
            color: var(--color-body-text);
        }

        .contact-url {
            display: flex;
            flex-wrap: wrap;
            gap: 14px 32px;
            margin-top: 28px;
        }

        .contact-url div {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--color-text);
        }

        .contact-url i {
            color: var(--color-brand);
        }

        .booking-card {
            background: #211d19;
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 18px;
            padding: 28px;
            box-shadow: 0 24px 50px rgba(0, 0, 0, 0.3);
        }

        .booking-card h3 {
            font-size: 1.3rem;
            margin-bottom: 6px;
        }

        .form-label {
            color: var(--color-text);
            font-weight: 600;
            font-size: .9rem;
        }

        .form-control {
            min-height: 52px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: 12px;
            color: var(--color-text);
            transition: var(--transition);
            padding-left: 18px;
            padding-right: 18px;
        }

        .form-control:focus {
            background: rgba(255, 255, 255, 0.06);
            border-color: var(--color-brand);
            box-shadow: 0 0 0 4px rgba(255, 106, 0, 0.12);
            color: var(--color-text);
        }

        .form-control::placeholder {
            color: #8a837a;
        }

        .form-select {
            min-height: 52px;
            background-color: rgba(255, 255, 255, 0.04);
            border-color: rgba(255, 255, 255, 0.14);
            color: var(--color-text);
            border-radius: 12px;
            padding-left: 18px;
        }

        .form-select:focus {
            border-color: var(--color-brand);
            box-shadow: 0 0 0 4px rgba(255, 106, 0, 0.12);
        }

        .privacy-note {
            font-size: .78rem;
            color: var(--color-silver);
            margin-top: 12px;
        }

        /* footer */
        .footer {
            background: var(--color-night);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 72px 0 24px;
        }

        .footer-brand {
            font-weight: 900;
            font-size: 1.35rem;
            color: var(--color-text);
            line-height: 1.5;
            margin-bottom: 12px;
        }

        .footer-brand small {
            display: block;
            font-family: var(--font-en);
            font-weight: 400;
            font-size: .7rem;
            letter-spacing: .12em;
            color: var(--color-silver);
            margin-top: 4px;
        }

        .footer-desc {
            color: var(--color-body-text);
            font-size: .9rem;
            max-width: 360px;
            line-height: 1.9;
        }

        .footer h5 {
            color: var(--color-text);
            font-size: .9rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: .08em;
            margin-bottom: 18px;
        }

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

        .footer-links li + li {
            margin-top: 8px;
        }

        .footer-links a {
            color: var(--color-body-text);
            font-size: .9rem;
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: var(--color-brand);
            padding-left: 4px;
        }

        .footer-contact {
            color: var(--color-body-text);
            font-size: .9rem;
            line-height: 2.1;
            margin-bottom: 18px;
        }

        .footer-social {
            display: flex;
            gap: 10px;
            margin-top: 4px;
        }

        .footer-social a {
            display: inline-flex;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            align-items: center;
            justify-content: center;
            border: 1px solid rgba(255, 255, 255, 0.14);
            color: var(--color-body-text);
            background: rgba(255, 255, 255, 0.02);
        }

        .footer-social a:hover {
            color: var(--color-brand);
            border-color: rgba(255, 106, 0, 0.6);
            transform: translateY(-2px);
        }

        .copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            margin-top: 52px;
            padding-top: 22px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 10px;
            color: var(--color-silver);
            font-size: .84rem;
        }

        /* responsive */
        @media (max-width: 991.98px) {
            .section-wrap {
                padding: 72px 0;
            }
            .cat-hero {
                min-height: 62vh;
            }
            .cat-hero .hero-caption {
                padding: 150px 0 80px;
            }
            .read-card .thumb {
                width: 180px;
            }
            .model-content {
                padding: 30px 24px;
            }
        }

        @media (max-width: 767.98px) {
            .section-wrap {
                padding: 56px 0;
            }

            .cat-hero {
                min-height: 58vh;
            }

            .cat-hero h1 {
                font-size: clamp(1.9rem, 8vw, 2.4rem);
            }

            .cat-hero .hero-caption {
                padding-top: 135px;
            }

            .intro-media img {
                height: 320px;
            }

            .model-content h3 {
                font-size: 1.5rem;
            }

            .param-list {
                gap: 8px 12px;
            }

            .param-list li {
                min-width: 75px;
            }

            .model-media,
            .model-media img {
                min-height: 240px;
            }

            .read-card {
                flex-direction: column;
            }

            .read-card .thumb {
                width: 100%;
                min-height: 220px;
                position: relative;
            }

            .read-card .thumb img {
                position: absolute;
                inset: 0;
            }

            .booking-card {
                padding: 22px;
            }

            .copyright {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 575.98px) {
            .brand-cn {
                max-width: 190px;
                overflow: hidden;
                text-overflow: ellipsis;
                white-space: nowrap;
            }

            .model-content {
                padding: 24px 18px;
            }

            .model-row {
                border-radius: 18px;
            }

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

            .section-head h2 {
                letter-spacing: -0.03em;
            }
        }

/* roulang page: article */
:root {
            --color-night: #0d0c0a;
            --color-coal: #161412;
            --color-ash: #232120;
            --color-text: #f5efe6;
            --color-body-text: #c9bfb2;
            --color-muted: #8a837a;
            --color-line: rgba(255, 255, 255, 0.10);
            --color-brand: #ff6a00;
            --color-brand-hover: #ff8830;
            --color-ember: #b33a00;
            --color-silver: #a5a19a;
            --radius-card: 18px;
            --radius-pill: 120px;
            --radius-small: 8px;
            --shadow-card: 0 14px 30px rgba(0, 0, 0, 0.45);
            --font-body: "PingFang SC", "HarmonyOS Sans SC", "Noto Sans CJK SC", "Source Han Sans SC", "Microsoft YaHei", system-ui, sans-serif;
            --font-en: "Barlow Condensed", "Rajdhani", "DIN Alternate", "Arial Narrow", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            scroll-padding-top: 110px;
        }

        body {
            font-family: var(--font-body);
            background: var(--color-night);
            color: var(--color-text);
            font-size: 1rem;
            line-height: 1.8;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
        }

        ::selection {
            background: rgba(255, 106, 0, 0.3);
            color: #fff;
        }

        .container {
            max-width: 1240px;
        }

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

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

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

        a:focus-visible,
        button:focus-visible,
        textarea:focus-visible,
        input:focus-visible,
        select:focus-visible {
            outline: 3px solid rgba(255, 106, 0, 0.55);
            outline-offset: 3px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            min-height: 48px;
            padding: 0.65rem 1.5rem;
            border-radius: var(--radius-pill);
            font-weight: 800;
            font-size: 0.95rem;
            letter-spacing: 0.04em;
            border: 1px solid transparent;
            transition: all 0.25s ease;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--color-brand);
            color: #17120f;
            border: 1px solid var(--color-brand);
            box-shadow: 0 8px 24px rgba(255, 106, 0, 0.18);
        }

        .btn-primary:hover {
            background: var(--color-brand-hover);
            border-color: var(--color-brand-hover);
            color: #17120f;
            transform: translateY(-2px);
            box-shadow: 0 0 0 6px rgba(255, 106, 0, 0.13), 0 14px 30px rgba(0, 0, 0, 0.3);
        }

        .btn-primary:active {
            background: var(--color-ember);
            border-color: var(--color-ember);
            color: #fff;
            transform: translateY(0);
        }

        .btn-outline-light-like {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.35);
            color: var(--color-text);
        }

        .btn-outline-light-like:hover {
            background: #fff;
            border-color: #fff;
            color: #14100d;
            transform: translateY(-2px);
        }

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1080;
            padding: 18px 16px 0;
            pointer-events: none;
        }

        .nav-capsule {
            max-width: 1240px;
            margin: 0 auto;
            background: rgba(12, 11, 10, 0.72);
            backdrop-filter: blur(18px) saturate(140%);
            -webkit-backdrop-filter: blur(18px) saturate(140%);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 999px;
            padding: 8px 8px 8px 24px;
            display: flex;
            align-items: center;
            gap: 12px;
            pointer-events: auto;
            box-shadow: 0 12px 34px rgba(0, 0, 0, 0.22);
        }

        .brand-mark {
            display: inline-flex;
            flex-direction: column;
            line-height: 1.25;
            padding-right: 10px;
            flex-shrink: 0;
        }

        .brand-cn {
            font-size: 1.05rem;
            font-weight: 900;
            letter-spacing: -0.02em;
            color: var(--color-text);
        }

        .brand-mini {
            font-size: 0.68rem;
            color: var(--color-silver);
            letter-spacing: 0.08em;
            white-space: nowrap;
        }

        .nav-toggler {
            display: none;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            color: var(--color-text);
            margin-left: auto;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 4px;
            margin: 0 auto;
        }

        .nav-link {
            position: relative;
            display: inline-flex;
            align-items: center;
            padding: 0.55rem 1rem !important;
            color: var(--color-body-text);
            font-size: 0.95rem;
            font-weight: 600;
            border-radius: 999px;
            transition: all 0.22s ease;
        }

        .nav-link:hover {
            color: var(--color-text);
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-link.current {
            color: var(--color-text);
            background: rgba(255, 106, 0, 0.14);
        }

        .nav-link.current::after {
            content: "";
            position: absolute;
            left: 50%;
            bottom: 2px;
            width: 18px;
            height: 2px;
            background: var(--color-brand);
            border-radius: 99px;
            transform: translateX(-50%);
        }

        .nav-cta {
            min-height: 44px;
            padding: 0.45rem 1.25rem;
            font-size: 0.92rem;
        }

        .nav-mobile-cta {
            display: none;
            min-height: 42px;
            padding: 0.4rem 1rem;
            font-size: 0.9rem;
            margin-left: auto;
        }

        /* article banner */
        .article-banner {
            position: relative;
            min-height: 600px;
            display: flex;
            align-items: flex-end;
            padding: 160px 0 68px;
            background-image: linear-gradient(rgba(13, 12, 10, 0.55), rgba(13, 12, 10, 0.88)), url("/assets/images/backpic/back-2.png");
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }

        .article-banner::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(13, 12, 10, 0.12) 0%, rgba(13, 12, 10, 0.32) 40%, var(--color-night) 100%);
        }

        .article-banner .container {
            position: relative;
            z-index: 2;
        }

        .breadcrumb-nav {
            margin-bottom: 30px;
            display: flex;
            justify-content: center;
        }

        .breadcrumb-list {
            list-style: none;
            display: inline-flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            background: rgba(10, 10, 10, 0.38);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 999px;
            padding: 8px 18px;
            margin: 0;
            font-size: 0.88rem;
            color: var(--color-body-text);
            backdrop-filter: blur(12px);
        }

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

        .breadcrumb-title {
            max-width: 320px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            color: var(--color-text);
        }

        .breadcrumb-list .sep {
            color: rgba(255, 255, 255, 0.35);
            font-size: 0.72rem;
        }

        .article-heading-block {
            max-width: 920px;
            margin: 0 auto;
            text-align: center;
        }

        .article-category-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 7px 18px;
            border-radius: 999px;
            background: rgba(255, 106, 0, 0.16);
            border: 1px solid rgba(255, 106, 0, 0.42);
            color: #ff9a45;
            font-weight: 800;
            font-size: 0.86rem;
            letter-spacing: 0.1em;
            margin-bottom: 18px;
        }

        .article-title {
            font-size: clamp(1.9rem, 4.2vw, 3.2rem);
            font-weight: 900;
            line-height: 1.28;
            letter-spacing: -0.025em;
            margin-bottom: 20px;
        }

        .article-meta-list {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: center;
            gap: 8px 22px;
            color: var(--color-body-text);
            font-size: 0.88rem;
        }

        .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 7px;
        }

        .meta-item i {
            color: var(--color-silver);
        }

        /* article cover */
        .article-cover-frame {
            max-width: 960px;
            margin: -74px auto 0;
            padding: 0 16px;
            position: relative;
            z-index: 5;
        }

        .article-cover-card {
            border-radius: 24px;
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.14);
            background: var(--color-coal);
            box-shadow: var(--shadow-card);
        }

        .article-cover-img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            display: block;
        }

        /* article body */
        .article-body-section {
            padding: 56px 0 68px;
            background: var(--color-night);
        }

        .container-narrow {
            max-width: 760px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .article-content-card {
            background: var(--color-coal);
            border: 1px solid var(--color-line);
            border-radius: 28px;
            padding: clamp(28px, 5vw, 64px);
        }

        .article-body {
            color: var(--color-body-text);
        }

        .article-body p {
            font-size: 1.05rem;
            line-height: 1.9;
            margin-bottom: 1.6rem;
            color: var(--color-body-text);
        }

        .article-body h2 {
            font-size: clamp(1.45rem, 3vw, 1.9rem);
            font-weight: 800;
            color: var(--color-text);
            padding-left: 1rem;
            border-left: 5px solid var(--color-brand);
            margin: 2.8rem 0 1.35rem;
            line-height: 1.4;
        }

        .article-body h2:first-child {
            margin-top: 0;
        }

        .article-body h3 {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-text);
            margin: 2.2rem 0 1rem;
            line-height: 1.5;
        }

        .article-body h4 {
            font-size: 1.12rem;
            font-weight: 700;
            color: var(--color-text);
            margin: 1.8rem 0 0.9rem;
        }

        .article-body ul,
        .article-body ol {
            padding-left: 1.25rem;
            margin-bottom: 1.6rem;
            color: var(--color-body-text);
        }

        .article-body li {
            margin-bottom: 0.5rem;
            line-height: 1.85;
        }

        .article-body a {
            color: #ffa04a;
            text-decoration: underline;
            text-underline-offset: 4px;
            text-decoration-color: rgba(255, 106, 0, 0.5);
            transition: all 0.2s ease;
        }

        .article-body a:hover {
            color: var(--color-brand-hover);
            text-decoration-color: var(--color-brand-hover);
        }

        .article-body blockquote {
            border-left: 4px solid var(--color-brand);
            background: rgba(255, 255, 255, 0.035);
            padding: 1.2rem 1.6rem;
            border-radius: 0 16px 16px 0;
            font-style: italic;
            color: #d8cdc0;
            margin: 2rem 0;
            font-size: 1.08rem;
        }

        .article-body blockquote p:last-child {
            margin-bottom: 0;
        }

        .article-body img {
            max-width: 100%;
            height: auto;
            border-radius: 18px;
            border: 1px solid rgba(255, 255, 255, 0.08);
            margin: 2rem 0 0.6rem;
        }

        .article-body figcaption {
            text-align: center;
            font-size: 0.88rem;
            color: var(--color-muted);
            margin-bottom: 1.6rem;
        }

        .article-body hr {
            border: none;
            height: 1px;
            background: var(--color-line);
            margin: 2.6rem 0;
        }

        .article-body table {
            width: 100%;
            margin: 2rem 0;
            border-collapse: collapse;
            display: block;
            max-width: 100%;
            overflow-x: auto;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.025);
            font-size: 0.95rem;
            color: var(--color-body-text);
        }

        .article-body table th,
        .article-body table td {
            border-bottom: 1px solid rgba(255, 255, 255, 0.09);
            padding: 12px 16px;
            text-align: left;
            white-space: nowrap;
        }

        .article-body table th {
            color: var(--color-text);
            font-weight: 800;
            background: rgba(255, 255, 255, 0.04);
        }

        .article-body table tr:last-child td {
            border-bottom: none;
        }

        .article-body pre {
            background: #121110;
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 14px;
            padding: 1.2rem 1.4rem;
            overflow-x: auto;
            font-size: 0.9rem;
            line-height: 1.7;
            margin: 1.8rem 0;
            font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
            color: #e6d8c8;
        }

        /* article CTA band */
        .article-cta-section {
            background: var(--color-night);
            padding: 16px 0 78px;
        }

        .article-cta-card {
            position: relative;
            border-radius: 24px;
            overflow: hidden;
            background-image: linear-gradient(rgba(13, 12, 10, 0.70), rgba(13, 12, 10, 0.86)), url("/assets/images/backpic/back-3.webp");
            background-size: cover;
            background-position: center;
            border: 1px solid rgba(255, 255, 255, 0.12);
            padding: clamp(28px, 5vw, 48px);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }

        .article-cta-card h2 {
            font-size: clamp(1.4rem, 3vw, 2rem);
            font-weight: 900;
            margin: 0 0 8px;
        }

        .article-cta-card p {
            margin: 0;
            color: var(--color-body-text);
            max-width: 560px;
            font-size: 0.97rem;
        }

        .article-cta-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            align-items: center;
        }

        /* related */
        .related-section {
            padding: 74px 0 84px;
            background: linear-gradient(180deg, var(--color-night) 0%, var(--color-coal) 100%);
            border-top: 1px solid rgba(255, 255, 255, 0.04);
        }

        .section-heading {
            margin-bottom: 34px;
        }

        .section-heading .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: #ff9540;
            font-weight: 800;
            letter-spacing: 0.12em;
            font-size: 0.86rem;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .section-heading h2 {
            font-size: clamp(1.7rem, 3vw, 2.4rem);
            font-weight: 900;
            margin: 0;
            letter-spacing: -0.02em;
        }

        .section-heading p {
            color: var(--color-body-text);
            margin: 8px 0 0;
            max-width: 640px;
        }

        .related-card {
            height: 100%;
            background: var(--color-coal);
            border: 1px solid var(--color-line);
            border-radius: 20px;
            overflow: hidden;
            transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
            display: flex;
            flex-direction: column;
        }

        .related-card:hover {
            transform: translateY(-8px);
            border-color: rgba(255, 106, 0, 0.35);
            box-shadow: var(--shadow-card);
        }

        .related-card-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
        }

        .related-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }

        .related-card:hover .related-card-img img {
            transform: scale(1.05);
        }

        .related-card-img::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(0, 0, 0, 0) 60%, rgba(0, 0, 0, 0.36) 100%);
        }

        .related-card-tag {
            position: absolute;
            left: 14px;
            top: 14px;
            z-index: 2;
            background: rgba(13, 12, 10, 0.78);
            border: 1px solid rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(10px);
            color: #fff;
            font-size: 0.78rem;
            font-weight: 700;
            padding: 5px 12px;
            border-radius: 999px;
            letter-spacing: 0.04em;
        }

        .related-card-body {
            padding: 1.5rem 1.25rem 1.25rem;
            display: flex;
            flex-direction: column;
            gap: 12px;
            align-items: flex-start;
            flex: 1;
        }

        .related-card-title {
            font-size: 1.12rem;
            font-weight: 800;
            line-height: 1.55;
            color: var(--color-text);
            margin: 0;
            display: -webkit-box;
            -webkit-box-orient: vertical;
            -webkit-line-clamp: 2;
            overflow: hidden;
        }

        .related-card-excerpt {
            font-size: 0.9rem;
            color: var(--color-body-text);
            display: -webkit-box;
            -webkit-box-orient: vertical;
            -webkit-line-clamp: 2;
            overflow: hidden;
            margin: 0;
        }

        .related-card-link {
            margin-top: auto;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: #ff9a45;
            font-weight: 800;
            font-size: 0.9rem;
            transition: all 0.2s ease;
        }

        .related-card-link:hover {
            color: var(--color-brand-hover);
            gap: 12px;
        }

        .related-more {
            margin-top: 36px;
            display: flex;
            justify-content: center;
        }

        /* missing article */
        .missing-section {
            min-height: 76vh;
            display: flex;
            align-items: center;
            padding: 150px 0 100px;
            background-image: linear-gradient(rgba(13, 12, 10, 0.72), rgba(13, 12, 10, 0.92)), url("/assets/images/backpic/back-2.png");
            background-size: cover;
            background-position: center;
        }

        .missing-card {
            background: rgba(22, 20, 18, 0.9);
            border: 1px solid rgba(255, 255, 255, 0.09);
            border-radius: 28px;
            max-width: 620px;
            margin: 0 auto;
            padding: 44px 36px;
            text-align: center;
            backdrop-filter: blur(14px);
            box-shadow: var(--shadow-card);
        }

        .missing-icon {
            width: 64px;
            height: 64px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: rgba(255, 106, 0, 0.14);
            border: 1px solid rgba(255, 106, 0, 0.35);
            border-radius: 50%;
            color: #ff9a45;
            font-size: 1.5rem;
            margin-bottom: 18px;
        }

        .missing-card h1 {
            font-size: 2rem;
            font-weight: 900;
            margin-bottom: 10px;
        }

        .missing-card p {
            color: var(--color-body-text);
            margin-bottom: 22px;
        }

        /* footer */
        .footer {
            background: #0d0c0a;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 64px;
        }

        .footer-brand {
            font-size: 1.4rem;
            font-weight: 900;
            color: var(--color-text);
            line-height: 1.5;
            margin-bottom: 12px;
        }

        .footer-brand small {
            display: block;
            font-size: 0.75rem;
            color: var(--color-silver);
            letter-spacing: 0.18em;
            font-weight: 500;
            margin-top: 4px;
        }

        .footer-desc {
            color: var(--color-body-text);
            font-size: 0.92rem;
            line-height: 1.9;
            margin-bottom: 10px;
            max-width: 360px;
        }

        .footer h5 {
            color: var(--color-text);
            font-weight: 800;
            font-size: 1rem;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

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

        .footer-links li {
            margin-bottom: 10px;
        }

        .footer-links a {
            color: var(--color-body-text);
            font-size: 0.9rem;
            transition: all 0.2s ease;
        }

        .footer-links a:hover {
            color: var(--color-brand);
            padding-left: 6px;
        }

        .footer-contact p {
            color: var(--color-body-text);
            font-size: 0.92rem;
            margin-bottom: 8px;
        }

        .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 12px;
        }

        .footer-social a {
            width: 42px;
            height: 42px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--color-line);
            border-radius: 50%;
            color: var(--color-body-text);
            transition: all 0.25s ease;
        }

        .footer-social a:hover {
            border-color: var(--color-brand);
            color: var(--color-brand);
            transform: translateY(-3px);
            box-shadow: 0 0 0 5px rgba(255, 106, 0, 0.1);
        }

        .copyright {
            margin-top: 48px;
            border-top: 1px solid rgba(255, 255, 255, 0.07);
            padding: 20px 0;
            font-size: 0.85rem;
            color: var(--color-muted);
        }

        .copyright-row {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 8px 20px;
        }

        .footer-bottom-brand {
            font-weight: 700;
            color: var(--color-body-text);
        }

        .footer-bottom-brand strong {
            color: var(--color-text);
        }

        /* responsive */
        @media (min-width: 992px) {
            .nav-menu.collapse {
                display: flex !important;
                overflow: visible;
            }
            .nav-toggler {
                display: none !important;
            }
            .nav-mobile-cta {
                display: none !important;
            }
        }

        @media (max-width: 991.98px) {
            .nav-capsule {
                padding: 8px 8px 8px 4px;
                border-radius: 28px;
            }

            .brand-mark {
                padding-left: 10px;
            }

            .brand-cn {
                font-size: 0.94rem;
            }

            .brand-mini {
                font-size: 0.62rem;
            }

            .nav-toggler {
                display: inline-flex;
            }

            .nav-cta {
                display: none !important;
            }

            .nav-mobile-cta {
                display: inline-flex;
            }

            .nav-menu {
                position: absolute;
                top: calc(100% + 10px);
                left: 0;
                right: 0;
                background: rgba(12, 11, 10, 0.98);
                backdrop-filter: blur(20px);
                border: 1px solid rgba(255, 255, 255, 0.09);
                border-radius: 22px;
                padding: 16px;
                flex-direction: column;
                align-items: stretch;
                gap: 8px;
                display: none !important;
                box-shadow: 0 24px 60px rgba(0, 0, 0, 0.5);
            }

            .nav-menu.show {
                display: flex !important;
            }

            .nav-link {
                justify-content: center;
                font-size: 1.05rem;
                padding: 12px 16px !important;
            }

            .nav-link.current::after {
                display: none;
            }

            .article-banner {
                padding-top: 140px;
                min-height: 540px;
            }

            .article-title {
                font-size: 2rem;
            }

            .article-cover-frame {
                margin-top: -44px;
                padding: 0 12px;
            }

            .article-content-card {
                padding: 28px 22px;
                border-radius: 22px;
            }

            .related-card {
                margin-bottom: 16px;
            }

            .article-cta-card {
                padding: 28px 24px;
            }

            .related-card-title {
                font-size: 1rem;
            }
        }

        @media (max-width: 767.98px) {
            .container {
                padding-left: 20px;
                padding-right: 20px;
            }

            .site-header {
                padding: 10px 10px 0;
            }

            .nav-capsule {
                border-radius: 22px;
            }

            .brand-mini {
                display: none;
            }

            .article-banner {
                min-height: auto;
                padding: 132px 0 50px;
            }

            .article-title {
                font-size: 1.6rem;
            }

            .article-meta-list {
                gap: 8px 14px;
                font-size: 0.82rem;
            }

            .breadcrumb-list {
                max-width: 100%;
                font-size: 0.8rem;
                gap: 6px;
                padding: 6px 14px;
            }

            .breadcrumb-title {
                max-width: 150px;
            }

            .article-cover-frame {
                margin-top: -28px;
            }

            .article-cover-img {
                aspect-ratio: 4 / 3;
            }

            .article-body-section {
                padding-top: 32px;
            }

            .container-narrow {
                padding: 0 14px;
            }

            .article-content-card {
                border-radius: 18px;
                padding: 24px 18px;
            }

            .article-body p {
                font-size: 0.98rem;
                line-height: 1.85;
            }

            .article-body blockquote {
                padding: 1rem;
            }

            .article-cta-section {
                padding: 0 0 60px;
            }

            .article-cta-actions {
                width: 100%;
                flex-direction: column;
            }

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

            .section-heading h2 {
                font-size: 1.65rem;
            }

            .related-section {
                padding-top: 60px;
            }

            .copyright-row {
                justify-content: center;
                text-align: center;
            }

            .footer {
                padding-top: 52px;
            }
        }

        @media (max-width: 520px) {
            .nav-mobile-cta {
                min-width: auto;
                padding: 0.4rem 0.9rem;
            }

            .article-category-badge {
                font-size: 0.78rem;
            }

            .article-title {
                font-size: 1.42rem;
                letter-spacing: -0.02em;
                line-height: 1.4;
            }

            .missing-card {
                padding: 36px 22px;
            }
        }

/* roulang page: category2 */
:root {
            --color-night: #0d0c0a;
            --color-coal: #161412;
            --color-ash: #232120;
            --color-card: #1b1917;
            --color-text: #f5efe6;
            --color-body-text: #c9bfb2;
            --color-soft: #9e968a;
            --color-line: rgba(255, 255, 255, .1);
            --color-brand: #ff6a00;
            --color-brand-hover: #ff8830;
            --color-ember: #b33a00;
            --color-silver: #a5a19a;
            --radius-lg: 24px;
            --radius-md: 18px;
            --radius-sm: 10px;
            --radius-pill: 120px;
            --shadow-card: 0 18px 42px rgba(0, 0, 0, .34);
            --ease: .25s cubic-bezier(.28, .72, .35, 1);
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: "PingFang SC", "HarmonyOS Sans SC", "Noto Sans CJK SC", "Source Han Sans SC", "Microsoft YaHei", system-ui, sans-serif;
            font-size: 1rem;
            line-height: 1.8;
            background: var(--color-night);
            color: var(--color-text);
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: var(--color-brand);
            text-decoration: none;
            transition: color var(--ease);
        }

        a:hover {
            color: var(--color-brand-hover);
        }

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

        button:focus,
        a:focus,
        input:focus,
        select:focus,
        textarea:focus,
        .accordion-button:focus {
            outline: 2px solid rgba(255, 106, 0, .65);
            outline-offset: 3px;
            box-shadow: none;
        }

        .container {
            max-width: 1200px;
        }

        section {
            position: relative;
        }

        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: .5rem;
            font-size: .76rem;
            font-weight: 700;
            letter-spacing: .22em;
            text-transform: uppercase;
            color: var(--color-brand);
            padding: .4rem 1rem;
            border: 1px solid rgba(255, 106, 0, .35);
            background: rgba(255, 106, 0, .07);
            border-radius: var(--radius-pill);
        }

        .section-head {
            max-width: 760px;
            margin-bottom: 2.6rem;
        }

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

        .section-title {
            font-size: clamp(1.8rem, 3vw, 2.6rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.25;
            margin: .8rem 0 1rem;
        }

        .section-sub {
            color: var(--color-body-text);
            font-size: 1rem;
            line-height: 1.9;
        }

        .btn {
            border-radius: var(--radius-pill);
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: .5rem;
            padding: .8rem 1.65rem;
            transition: all var(--ease);
        }

        .btn-primary {
            background: var(--color-brand);
            border: 1px solid var(--color-brand);
            color: #14100d;
            font-weight: 800;
        }

        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--color-brand-hover);
            border-color: var(--color-brand-hover);
            color: #14100d;
            transform: translateY(-2px);
            box-shadow: 0 0 0 6px rgba(255, 106, 0, .14);
        }

        .btn-lg {
            min-height: 54px;
            padding-inline: 2.2rem;
        }

        .btn-outline-light {
            border: 1px solid rgba(255, 255, 255, .4);
            color: var(--color-text);
            background: transparent;
        }

        .btn-outline-light:hover,
        .btn-outline-light:focus {
            background: #f5efe6;
            border-color: #f5efe6;
            color: #111;
            transform: translateY(-2px);
        }

        .bg-coal {
            background: var(--color-coal);
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            width: 100%;
            padding: 18px clamp(.75rem, 3vw, 2rem) 0;
            z-index: 1200;
        }

        .nav-capsule {
            position: relative;
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: rgba(12, 11, 10, .72);
            border: 1px solid rgba(255, 255, 255, .08);
            border-radius: var(--radius-pill);
            padding: .48rem .6rem .48rem .85rem;
            backdrop-filter: blur(16px) saturate(140%);
            -webkit-backdrop-filter: blur(16px) saturate(140%);
            box-shadow: 0 10px 28px rgba(0, 0, 0, .24);
        }

        .brand-mark {
            display: flex;
            align-items: center;
            gap: .68rem;
            flex-shrink: 0;
            color: var(--color-text);
        }

        .brand-mark:hover {
            color: var(--color-text);
        }

        .brand-badge {
            background: var(--color-brand);
            color: #17100b;
            font-weight: 900;
            font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            border-radius: 12px;
            font-size: .8rem;
            letter-spacing: .05em;
        }

        .brand-text {
            display: flex;
            flex-direction: column;
            line-height: 1.25;
        }

        .brand-cn {
            font-size: 1.02rem;
            font-weight: 900;
            color: var(--color-text);
            letter-spacing: .02em;
            white-space: nowrap;
        }

        .brand-mini {
            font-size: .65rem;
            font-weight: 600;
            color: var(--color-silver);
            letter-spacing: .08em;
            white-space: nowrap;
        }

        .nav-toggler {
            display: none;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            background: rgba(255, 255, 255, .05);
            border: 1px solid rgba(255, 255, 255, .1);
            border-radius: 50%;
            color: var(--color-text);
            font-size: 1.05rem;
            margin-left: auto;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: .2rem;
            margin: 0 auto 0 1rem;
        }

        .nav-menu .nav-link {
            font-size: .92rem;
            font-weight: 600;
            color: var(--color-body-text);
            padding: .55rem 1.15rem;
            border-radius: var(--radius-pill);
            border: 1px solid transparent;
            white-space: nowrap;
        }

        .nav-menu .nav-link:hover,
        .nav-menu .nav-link:focus {
            color: var(--color-text);
            background: rgba(255, 255, 255, .04);
        }

        .nav-menu .nav-link.current {
            color: var(--color-brand-hover);
            border-color: rgba(255, 106, 0, .35);
            background: rgba(255, 106, 0, .12);
            font-weight: 800;
        }

        .nav-cta {
            height: 48px;
            min-width: 138px;
            padding: 0 1.25rem;
            flex-shrink: 0;
            font-size: .92rem;
        }

        .nav-cta i {
            font-size: .8rem;
        }

        .nav-mobile-cta {
            display: none;
        }

        @media (min-width: 992px) {
            .nav-menu.collapse {
                display: flex !important;
                flex-direction: row;
            }
        }

        @media (max-width: 991.98px) {
            .site-header {
                padding: 12px clamp(.6rem, 3vw, 1.25rem) 0;
            }

            .nav-capsule {
                width: 100%;
                border-radius: 34px;
                padding: .5rem .55rem .5rem .7rem;
                align-items: center;
            }

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

            .brand-mini {
                font-size: .58rem;
            }

            .brand-badge {
                width: 30px;
                height: 30px;
                border-radius: 10px;
                font-size: .7rem;
            }

            .nav-toggler {
                display: inline-flex;
            }

            .nav-cta {
                display: none !important;
            }

            .nav-mobile-cta {
                display: inline-flex;
                margin-right: .35rem;
                height: 42px;
                padding: 0 .85rem;
                font-size: .82rem;
                align-items: center;
            }

            .nav-menu.collapse:not(.show) {
                display: none;
            }

            .nav-menu.collapse.show {
                position: absolute;
                top: calc(100% + 12px);
                right: 0;
                left: 0;
                display: flex !important;
                flex-direction: column;
                align-items: stretch;
                gap: .35rem;
                background: rgba(17, 15, 12, .98);
                border: 1px solid rgba(255, 255, 255, .09);
                border-radius: 22px;
                padding: .85rem;
                box-shadow: var(--shadow-card);
                margin: 0;
            }

            .nav-menu.collapse.show .nav-link {
                padding: .85rem 1rem;
                font-size: 1rem;
                text-align: left;
                border-radius: 14px;
            }
        }

        @media (max-width: 420px) {
            .brand-mini {
                display: none;
            }

            .brand-cn {
                letter-spacing: 0;
            }
        }

        /* ===== Shared headings / hero ===== */
        .crumb-line {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: .4rem;
            font-size: .82rem;
            color: var(--color-soft);
            margin-bottom: 1.15rem;
        }

        .crumb-line a {
            color: rgba(245, 239, 230, .72);
            text-decoration: none;
        }

        .crumb-line a:hover {
            color: #fff;
        }

        .crumb-line .sep {
            color: rgba(255, 255, 255, .34);
        }

        /* ===== Category Hero ===== */
        .category-hero {
            background:
                linear-gradient(105deg, rgba(9, 8, 6, .78) 0%, rgba(13, 12, 10, .52) 45%, rgba(10, 9, 7, .62) 100%),
                url('/assets/images/backpic/back-2.png') center 32% / cover no-repeat;
            min-height: 56vh;
            padding: calc(8vw + 88px) 0 4rem;
            display: flex;
            align-items: center;
        }

        .category-hero .hero-kicker {
            font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
            letter-spacing: .3em;
            font-size: .8rem;
            color: var(--color-brand);
            border: 1px solid rgba(255, 106, 0, .38);
            background: rgba(255, 106, 0, .08);
            display: inline-block;
            padding: .32rem .85rem;
            border-radius: var(--radius-pill);
            margin-bottom: 1rem;
        }

        .category-hero h1 {
            font-size: clamp(2rem, 4.8vw, 3.6rem);
            font-weight: 900;
            line-height: 1.2;
            letter-spacing: -0.02em;
            margin: 0 0 1rem;
        }

        .category-hero h1 .word-brand {
            color: var(--color-brand);
        }

        .category-hero .leading {
            font-size: 1.06rem;
            line-height: 2;
            color: var(--color-body-text);
            max-width: 560px;
            margin: 0;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: .7rem;
            margin-top: 1.8rem;
        }

        .hero-pod {
            background: rgba(11, 10, 9, .54);
            border: 1px solid rgba(255, 255, 255, .1);
            border-radius: var(--radius-lg);
            padding: 1.5rem 1.2rem 1.4rem;
            backdrop-filter: blur(8px);
        }

        .hero-pod-row {
            display: flex;
            align-items: center;
            gap: .9rem;
            padding: 1rem .3rem;
            border-bottom: 1px solid rgba(255, 255, 255, .07);
        }

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

        .hero-icon {
            width: 40px;
            height: 40px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            background: rgba(255, 106, 0, .13);
            color: var(--color-brand);
            font-size: 1rem;
            flex-shrink: 0;
        }

        .hero-pod-row h3 {
            font-size: .98rem;
            font-weight: 800;
            margin: 0 0 .1rem;
            color: var(--color-text);
        }

        .hero-pod-row p {
            margin: 0;
            color: var(--color-body-text);
            font-size: .85rem;
            line-height: 1.7;
        }

        @media (max-width: 767.98px) {
            .category-hero {
                min-height: auto;
                padding-top: calc(150px + 5vw);
                padding-bottom: 3rem;
            }

            .hero-pod {
                margin-top: 1.6rem;
            }
        }

        /* ===== Intro section ===== */
        .section {
            padding: 5.5rem 0;
        }

        @media (min-width: 992px) {
            .section {
                padding: 7rem 0;
            }
        }

        .intro-media {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            min-height: 300px;
        }

        .intro-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .6s ease;
        }

        .intro-media:hover img {
            transform: scale(1.04);
        }

        .intro-card {
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: 16px;
            background: rgba(10, 9, 8, .72);
            border: 1px solid rgba(255, 255, 255, .1);
            backdrop-filter: blur(8px);
            border-radius: 18px;
            padding: 1rem 1.15rem;
            display: flex;
            align-items: center;
            gap: .85rem;
            color: var(--color-text);
        }

        .intro-card i {
            color: var(--color-brand);
            font-size: 1.15rem;
        }

        .intro-card strong {
            display: block;
            font-size: .9rem;
            color: #fff;
        }

        .intro-card span {
            font-size: .8rem;
            color: var(--color-body-text);
            line-height: 1.5;
        }

        .intro-copy h2 {
            font-size: clamp(1.7rem, 2.8vw, 2.4rem);
            font-weight: 800;
            line-height: 1.35;
            letter-spacing: -0.02em;
            margin-bottom: 1.1rem;
        }

        .intro-copy .para {
            color: var(--color-body-text);
            line-height: 2;
            margin-bottom: 1.15rem;
        }

        .fact-mini-list {
            list-style: none;
            margin: 1.5rem 0 0;
            padding: 0;
            display: grid;
            gap: .7rem;
        }

        .fact-mini-list li {
            display: flex;
            align-items: center;
            gap: .65rem;
            font-size: .94rem;
            color: var(--color-text);
        }

        .fact-mini-list i {
            width: 28px;
            height: 28px;
            flex-shrink: 0;
            background: rgba(255, 106, 0, .14);
            border-radius: 10px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--color-brand);
            font-size: .8rem;
        }

        /* ===== Service index ===== */
        .service-index-section {
            background:
                linear-gradient(180deg, var(--color-coal) 0%, #12100e 100%);
            border-top: 1px solid var(--color-line);
            border-bottom: 1px solid var(--color-line);
        }

        .service-list {
            border-top: 1px solid var(--color-line);
        }

        .service-row {
            display: grid;
            grid-template-columns: auto 1fr auto;
            align-items: start;
            gap: 1.2rem;
            padding: 2rem 0.4rem;
            border-bottom: 1px solid var(--color-line);
            transition: padding-left var(--ease), background var(--ease);
        }

        .service-row:hover {
            padding-left: 1rem;
        }

        .service-icon {
            width: 54px;
            height: 54px;
            border-radius: 16px;
            background: rgba(255, 255, 255, .04);
            border: 1px solid rgba(255, 255, 255, .1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-brand);
            font-size: 1.2rem;
        }

        .service-info h3 {
            font-size: 1.25rem;
            font-weight: 800;
            margin: 0 0 .4rem;
            color: var(--color-text);
        }

        .service-info h3 small {
            font-size: .75rem;
            color: var(--color-silver);
            font-weight: 600;
            margin-left: .35rem;
            letter-spacing: .04em;
        }

        .service-info p {
            margin: 0;
            color: var(--color-body-text);
            font-size: .95rem;
            max-width: 720px;
            line-height: 1.9;
        }

        .service-tags {
            display: flex;
            flex-wrap: wrap;
            gap: .4rem;
            margin-top: .8rem;
        }

        .tag {
            display: inline-block;
            font-size: .75rem;
            font-weight: 600;
            color: var(--color-silver);
            background: rgba(255, 255, 255, .04);
            border: 1px solid rgba(255, 255, 255, .1);
            padding: .22rem .65rem;
            border-radius: 8px;
            letter-spacing: .02em;
        }

        .service-arrow {
            color: rgba(255, 255, 255, .2);
            margin-top: .8rem;
            transition: color var(--ease), transform var(--ease);
        }

        .service-row:hover .service-arrow {
            color: var(--color-brand);
            transform: translateX(4px);
        }

        @media (max-width: 767.98px) {
            .service-row {
                grid-template-columns: 1fr;
                padding: 1.5rem .2rem;
            }

            .service-icon {
                margin-bottom: .4rem;
            }

            .service-arrow {
                display: none;
            }
        }

        /* ===== Checklist section ===== */
        .checklist-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.2rem;
            counter-reset: none;
        }

        .check-card {
            background: var(--color-card);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-lg);
            padding: 1.8rem;
            height: 100%;
            transition: border-color var(--ease), transform var(--ease);
        }

        .check-card:hover {
            border-color: rgba(255, 106, 0, .35);
            transform: translateY(-4px);
        }

        .check-card h3 {
            display: flex;
            align-items: center;
            gap: .7rem;
            font-size: 1.1rem;
            font-weight: 800;
            margin: 0 0 1rem;
            color: #fff;
        }

        .check-card h3 .num {
            color: var(--color-brand);
            font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
            font-size: 1.3rem;
        }

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

        .check-card li {
            display: flex;
            gap: .6rem;
            align-items: flex-start;
            color: var(--color-body-text);
            font-size: .93rem;
            line-height: 1.8;
            padding: .55rem 0;
            border-bottom: 1px dashed rgba(255, 255, 255, .06);
        }

        .check-card li:last-child {
            border-bottom: none;
        }

        .check-card li i {
            color: var(--color-brand);
            font-size: .85rem;
            margin-top: .5rem;
        }

        @media (max-width: 991.98px) {
            .checklist-wrap {
                grid-template-columns: 1fr;
            }
        }

        /* ===== Process ===== */
        .process-section {
            background: var(--color-coal);
            border-top: 1px solid var(--color-line);
            border-bottom: 1px solid var(--color-line);
        }

        .step-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.2rem;
        }

        .step-card {
            background: rgba(255, 255, 255, .025);
            border: 1px solid rgba(255, 255, 255, .08);
            border-radius: var(--radius-md);
            padding: 1.6rem 1.4rem;
            transition: border-color var(--ease), transform var(--ease), background var(--ease);
        }

        .step-card:hover {
            border-color: rgba(255, 106, 0, .35);
            background: rgba(255, 106, 0, .03);
            transform: translateY(-4px);
        }

        .step-no {
            font-family: "Barlow Condensed", "Rajdhani", "Arial Narrow", sans-serif;
            font-size: 2.5rem;
            font-weight: 700;
            color: transparent;
            -webkit-text-stroke: 1px rgba(255, 106, 0, .8);
            line-height: 1;
            margin-bottom: .8rem;
            display: block;
        }

        .step-card h3 {
            font-size: 1.1rem;
            font-weight: 800;
            color: #fff;
            margin: 0 0 .4rem;
        }

        .step-card p {
            margin: 0;
            color: var(--color-body-text);
            font-size: .89rem;
            line-height: 1.8;
        }

        @media (max-width: 991.98px) {
            .step-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 575.98px) {
            .step-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== FAQ ===== */
        .faq-card {
            background: var(--color-card);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-lg);
            padding: 1.55rem;
        }

        .faq-row {
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }

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

        .faq-row summary {
            display: flex;
            align-items: center;
            gap: .9rem;
            cursor: pointer;
            padding: 1.05rem .3rem;
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-text);
            list-style: none;
            min-height: 64px;
            user-select: none;
        }

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

        .faq-row .faq-plus {
            flex-shrink: 0;
            width: 34px;
            height: 34px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            border: 1px solid rgba(255, 106, 0, .4);
            color: var(--color-brand);
            transition: transform .3s ease, background .3s ease;
        }

        .faq-row[open] .faq-plus {
            transform: rotate(45deg);
            background: var(--color-brand);
            color: #14100d;
        }

        .faq-row .answer {
            padding: 0 1.15rem 1.25rem 3rem;
            color: var(--color-body-text);
            line-height: 2;
            font-size: .95rem;
        }

        @media (max-width: 575.98px) {
            .faq-card {
                padding: .9rem 1rem;
            }

            .faq-row .answer {
                padding-left: 1rem;
            }
        }

        /* ===== CTA / booking form ===== */
        .booking-band {
            padding: 5rem 0;
            background:
                linear-gradient(0deg, rgba(10, 9, 7, .86) 0%, rgba(15, 13, 10, .68) 100%),
                url('/assets/images/backpic/back-3.webp') center / cover no-repeat;
            border-top: 1px solid var(--color-line);
        }

        .booking-panel {
            display: grid;
            grid-template-columns: 1.1fr 1fr;
            gap: 2.6rem;
            align-items: center;
        }

        .booking-left h2 {
            font-size: clamp(1.7rem, 3vw, 2.4rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.25;
            margin-bottom: 1rem;
        }

        .booking-left p {
            color: var(--color-body-text);
            line-height: 2;
            margin-bottom: 1.25rem;
        }

        .booking-contact-line .mini {
            display: flex;
            align-items: center;
            gap: .7rem;
            padding: .5rem 0;
            color: var(--color-body-text);
            font-size: .95rem;
        }

        .booking-contact-line i {
            color: var(--color-brand);
            width: 24px;
            text-align: center;
        }

        .booking-form {
            background: rgba(12, 11, 10, .68);
            border: 1px solid rgba(255, 255, 255, .1);
            border-radius: var(--radius-lg);
            padding: 1.8rem;
            backdrop-filter: blur(10px);
        }

        .booking-form .form-control,
        .booking-form .form-select {
            background: rgba(255, 255, 255, .045);
            border: 1px solid rgba(255, 255, 255, .12);
            color: var(--color-text);
            border-radius: 14px;
            height: 50px;
            padding: .7rem 1rem;
            font-size: .95rem;
            transition: border-color var(--ease), box-shadow var(--ease);
        }

        .booking-form textarea.form-control {
            height: auto;
            min-height: 90px;
            resize: vertical;
        }

        .booking-form .form-control::placeholder,
        .booking-form .form-select::placeholder {
            color: #8a837a;
            opacity: 1;
        }

        .booking-form .form-select {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23a5a19a'%3E%3Cpath d='M1.6 5.5 8 11l6.4-5.5-1.2-1.3L8 8.3 2.8 4.2 1.6 5.5Z'/%3E%3C/svg%3E");
        }

        .booking-form .form-select option {
            background: #1c1916;
            color: #f5efe6;
        }

        .booking-form .form-control:focus,
        .booking-form .form-select:focus {
            border-color: var(--color-brand);
            box-shadow: 0 0 0 4px rgba(255, 106, 0, .12);
            background: rgba(255, 255, 255, .06);
            color: #fff;
        }

        .booking-form .btn-submit {
            width: 100%;
            min-height: 52px;
        }

        .booking-privacy {
            margin-top: .75rem;
            font-size: .78rem;
            color: var(--color-silver);
            text-align: center;
        }

        @media (max-width: 991.98px) {
            .booking-panel {
                grid-template-columns: 1fr;
            }
        }

        /* ===== Footer ===== */
        .footer {
            background: #0d0c0a;
            padding: 4.5rem 0 2.5rem;
            border-top: 1px solid rgba(255, 255, 255, .08);
        }

        .footer-brand {
            font-size: 1.45rem;
            font-weight: 900;
            color: #fff;
            display: flex;
            flex-direction: column;
            line-height: 1.3;
            letter-spacing: .01em;
        }

        .footer-brand small {
            font-size: .72rem;
            color: var(--color-silver);
            font-weight: 600;
            letter-spacing: .1em;
            margin-top: .45rem;
            text-transform: uppercase;
        }

        .footer .footer-desc {
            margin: 1.2rem 0 0;
            color: var(--color-body-text);
            font-size: .92rem;
            line-height: 2;
            max-width: 360px;
        }

        .footer h5 {
            color: #fff;
            font-size: .98rem;
            font-weight: 800;
            margin-bottom: 1.15rem;
            letter-spacing: .04em;
        }

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

        .footer-links li {
            padding: .24rem 0;
        }

        .footer-links a {
            color: var(--color-body-text);
            font-size: .92rem;
            transition: color var(--ease), padding-left var(--ease);
        }

        .footer-links a:hover {
            color: var(--color-brand-hover);
            padding-left: 4px;
        }

        .footer-contact {
            color: var(--color-body-text);
            font-size: .92rem;
            line-height: 2.1;
            margin-bottom: 1rem;
        }

        .footer-social {
            display: flex;
            gap: .55rem;
            flex-wrap: wrap;
        }

        .footer-social a {
            width: 40px;
            height: 40px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border: 1px solid rgba(255, 255, 255, .12);
            border-radius: 14px;
            color: var(--color-body-text);
            transition: color var(--ease), border-color var(--ease), transform var(--ease);
        }

        .footer-social a:hover {
            color: var(--color-brand);
            border-color: rgba(255, 106, 0, .6);
            transform: translateY(-3px);
        }

        .copyright {
            border-top: 1px solid rgba(255, 255, 255, .07);
            margin-top: 3rem;
            padding-top: 1.8rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: .8rem;
            color: var(--color-silver);
            font-size: .82rem;
        }

        .copyright a {
            color: var(--color-body-text);
        }

        .copyright a:hover {
            color: var(--color-brand-hover);
        }

        .copy-links {
            display: flex;
            gap: 1.2rem;
        }

        @media (max-width: 767.98px) {
            .copyright {
                flex-direction: column;
                text-align: center;
            }
        }