/* roulang page: index */
:root {
            --primary: #c93662;
            --primary-dark: #9f2449;
            --primary-soft: #f8e8ed;
            --ink: #17151a;
            --text: #29262b;
            --muted: #716a70;
            --paper: #f7f4f1;
            --surface: #ffffff;
            --surface-alt: #f1ece8;
            --accent: #258c7a;
            --accent-dark: #176b5d;
            --accent-soft: #e4f2ef;
            --border: #ded7d3;
            --border-dark: #bdb4b0;
            --success: #247a56;
            --warning: #9b6518;
            --danger: #b42d4f;
            --shadow-sm: 0 4px 16px rgba(23, 21, 26, 0.06);
            --shadow-md: 0 12px 32px rgba(23, 21, 26, 0.1);
            --radius-sm: 6px;
            --radius: 8px;
            --container: 1200px;
            --section-space: 88px;
            --transition: 180ms ease;
        }

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

        html {
            scroll-behavior: smooth;
            scroll-padding-top: 92px;
        }

        body {
            margin: 0;
            min-width: 320px;
            overflow-x: hidden;
            color: var(--text);
            background: var(--paper);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
                "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
            font-size: 17px;
            line-height: 1.8;
            letter-spacing: 0;
            -webkit-font-smoothing: antialiased;
        }

        h1,
        h2,
        h3,
        h4,
        p,
        ul,
        ol {
            margin-top: 0;
        }

        h1,
        h2,
        .brand-title {
            color: var(--ink);
            font-family: "Songti SC", "STSong", "SimSun", serif;
            font-weight: 700;
            letter-spacing: 0;
        }

        h1 {
            font-size: 54px;
            line-height: 1.16;
            margin-bottom: 24px;
        }

        h2 {
            font-size: 36px;
            line-height: 1.3;
            margin-bottom: 18px;
        }

        h3 {
            color: var(--ink);
            font-size: 22px;
            line-height: 1.45;
            font-weight: 700;
            margin-bottom: 10px;
        }

        p {
            margin-bottom: 18px;
        }

        a {
            color: var(--ink);
            text-decoration: none;
            transition: color var(--transition), border-color var(--transition), background var(--transition);
        }

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

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

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

        button,
        a,
        input,
        select,
        textarea {
            outline: none;
        }

        :focus-visible {
            outline: 3px solid rgba(37, 140, 122, 0.32);
            outline-offset: 3px;
        }

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

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

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

        .section-kicker {
            display: inline-flex;
            align-items: center;
            gap: 9px;
            margin-bottom: 15px;
            color: var(--primary);
            font-size: 14px;
            line-height: 1.4;
            font-weight: 800;
        }

        .section-kicker::before {
            width: 28px;
            height: 2px;
            content: "";
            background: currentColor;
        }

        .section-lead {
            max-width: 760px;
            color: var(--muted);
            font-size: 18px;
            line-height: 1.85;
        }

        .section-head {
            display: flex;
            align-items: end;
            justify-content: space-between;
            gap: 32px;
            margin-bottom: 44px;
            padding-bottom: 23px;
            border-bottom: 1px solid var(--border);
        }

        .section-head > div:first-child {
            max-width: 780px;
        }

        .section-index {
            flex: 0 0 auto;
            color: var(--primary);
            font-family: "Songti SC", "STSong", serif;
            font-size: 50px;
            line-height: 1;
            font-weight: 700;
        }

        .badge-editorial {
            display: inline-flex;
            min-height: 30px;
            align-items: center;
            gap: 6px;
            padding: 5px 10px;
            color: var(--accent-dark);
            background: var(--accent-soft);
            border: 1px solid #b8ddd5;
            border-radius: var(--radius-sm);
            font-size: 13px;
            line-height: 1.3;
            font-weight: 750;
        }

        .btn {
            min-height: 46px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 9px;
            padding: 10px 20px;
            border-radius: var(--radius);
            border-width: 1px;
            font-weight: 750;
            letter-spacing: 0;
            transition: transform var(--transition), box-shadow var(--transition),
                color var(--transition), background var(--transition), border-color var(--transition);
        }

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

        .btn-primary-custom:hover,
        .btn-primary-custom:focus {
            color: #fff;
            background: var(--primary-dark);
            border-color: var(--primary-dark);
            box-shadow: 0 9px 20px rgba(201, 54, 98, 0.2);
            transform: translateY(-2px);
        }

        .btn-dark-outline {
            color: var(--ink);
            background: rgba(255, 255, 255, 0.88);
            border-color: var(--ink);
        }

        .btn-dark-outline:hover,
        .btn-dark-outline:focus {
            color: #fff;
            background: var(--ink);
            border-color: var(--ink);
            transform: translateY(-2px);
        }

        .btn:active {
            transform: translateY(0);
            box-shadow: none;
        }

        .btn:disabled,
        .btn.disabled {
            opacity: 0.55;
            pointer-events: none;
        }

        .site-header {
            position: sticky;
            z-index: 1030;
            top: 0;
            min-height: 78px;
            background: rgba(255, 255, 255, 0.98);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 2px 12px rgba(23, 21, 26, 0.04);
        }

        .site-header .navbar {
            min-height: 78px;
            padding: 10px 0;
        }

        .navbar-brand {
            display: inline-flex;
            max-width: 360px;
            align-items: center;
            gap: 11px;
            margin-right: 30px;
            color: var(--ink);
            font-size: 19px;
            line-height: 1.3;
            font-weight: 850;
            white-space: normal;
        }

        .navbar-brand:hover {
            color: var(--primary);
        }

        .logo-mark {
            width: 39px;
            height: 39px;
            flex: 0 0 39px;
            display: inline-grid;
            place-items: center;
            color: #fff;
            background: var(--ink);
            border-radius: var(--radius-sm);
            font-size: 20px;
        }

        .navbar-nav {
            gap: 5px;
        }

        .navbar-nav .nav-link {
            position: relative;
            min-height: 44px;
            display: flex;
            align-items: center;
            padding: 9px 13px !important;
            color: var(--muted);
            font-size: 15px;
            font-weight: 700;
        }

        .navbar-nav .nav-link::after {
            position: absolute;
            right: 13px;
            bottom: 4px;
            left: 13px;
            height: 2px;
            content: "";
            background: var(--primary);
            transform: scaleX(0);
            transform-origin: center;
            transition: transform var(--transition);
        }

        .navbar-nav .nav-link:hover,
        .navbar-nav .nav-link.active {
            color: var(--ink);
        }

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

        .nav-tools {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-left: auto;
        }

        .nav-search {
            position: relative;
            width: 210px;
        }

        .nav-search .bi {
            position: absolute;
            top: 50%;
            left: 13px;
            color: var(--muted);
            transform: translateY(-50%);
            pointer-events: none;
        }

        .nav-search input {
            width: 100%;
            height: 44px;
            padding: 9px 12px 9px 39px;
            color: var(--text);
            background: var(--paper);
            border: 1px solid var(--border);
            border-radius: 22px;
            font-size: 14px;
            transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
        }

        .nav-search input:hover {
            border-color: var(--border-dark);
        }

        .nav-search input:focus {
            background: #fff;
            border-color: var(--accent);
            box-shadow: 0 0 0 4px rgba(37, 140, 122, 0.12);
        }

        .navbar-toggler {
            width: 46px;
            height: 46px;
            padding: 0;
            color: var(--ink);
            background: var(--paper);
            border: 1px solid var(--border);
            border-radius: var(--radius);
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 4px rgba(37, 140, 122, 0.14);
        }

        .navbar-toggler-icon {
            width: 1.25em;
            height: 1.25em;
        }

        .hero {
            min-height: calc(78vh - 78px);
            display: flex;
            align-items: center;
            padding: 42px 0 58px;
            background: var(--paper);
            border-bottom: 1px solid var(--border);
        }

        .hero-bento {
            display: grid;
            grid-template-columns: minmax(0, 1.65fr) minmax(280px, 0.85fr);
            grid-template-rows: 1fr 1fr auto;
            gap: 16px;
        }

        .hero-main {
            position: relative;
            min-height: 500px;
            grid-row: 1 / 4;
            display: flex;
            align-items: end;
            overflow: hidden;
            padding: 52px;
            color: #fff;
            background:
                linear-gradient(90deg, rgba(23, 21, 26, 0.93) 0%, rgba(23, 21, 26, 0.68) 58%, rgba(23, 21, 26, 0.34) 100%),
                url("https://bba45.com/assets/images/hero-editorial.jpg") center 38% / cover no-repeat,
                #322b30;
            border-radius: var(--radius);
        }

        .hero-main-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
        }

        .hero-main h1 {
            max-width: 690px;
            color: #fff;
        }

        .hero-copy {
            max-width: 670px;
            margin-bottom: 28px;
            color: rgba(255, 255, 255, 0.87);
            font-size: 18px;
            line-height: 1.85;
        }

        .hero-label {
            display: inline-flex;
            align-items: center;
            gap: 9px;
            margin-bottom: 20px;
            padding-bottom: 8px;
            color: #fff;
            border-bottom: 2px solid var(--primary);
            font-size: 14px;
            font-weight: 800;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .hero-side {
            min-height: 198px;
            padding: 27px;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
        }

        .hero-side:hover {
            border-color: var(--border-dark);
            box-shadow: var(--shadow-sm);
            transform: translateY(-2px);
        }

        .hero-side-accent {
            color: #fff;
            background: var(--accent);
            border-color: var(--accent);
        }

        .hero-side-accent h3,
        .hero-side-accent p,
        .hero-side-accent a {
            color: #fff;
        }

        .hero-side .side-icon {
            width: 43px;
            height: 43px;
            display: grid;
            place-items: center;
            margin-bottom: 20px;
            color: var(--primary);
            background: var(--primary-soft);
            border-radius: var(--radius-sm);
            font-size: 20px;
        }

        .hero-side-accent .side-icon {
            color: var(--accent-dark);
            background: #fff;
        }

        .hero-side p {
            margin-bottom: 12px;
            color: var(--muted);
            font-size: 15px;
            line-height: 1.7;
        }

        .editorial-link {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding-bottom: 2px;
            border-bottom: 1px solid currentColor;
            font-size: 14px;
            font-weight: 800;
        }

        .hero-strip {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            background: var(--ink);
            border-radius: var(--radius);
            overflow: hidden;
        }

        .hero-stat {
            min-height: 74px;
            padding: 14px 17px;
            color: #fff;
            border-right: 1px solid rgba(255, 255, 255, 0.16);
        }

        .hero-stat:last-child {
            border-right: 0;
        }

        .hero-stat strong {
            display: block;
            color: #fff;
            font-size: 21px;
            line-height: 1.2;
        }

        .hero-stat span {
            color: rgba(255, 255, 255, 0.68);
            font-size: 12px;
        }

        .story-band {
            background: var(--surface);
        }

        .story-layout {
            display: grid;
            grid-template-columns: minmax(250px, 0.72fr) minmax(0, 1.28fr);
            gap: 72px;
        }

        .story-intro {
            position: sticky;
            top: 116px;
            align-self: start;
        }

        .story-intro .brand-title {
            font-size: 36px;
            line-height: 1.35;
        }

        .story-intro p {
            color: var(--muted);
        }

        .story-rule {
            width: 100%;
            height: 1px;
            margin: 28px 0;
            background: var(--border);
        }

        .service-directory {
            border-top: 2px solid var(--ink);
        }

        .service-item {
            display: grid;
            grid-template-columns: 62px minmax(160px, 0.7fr) minmax(220px, 1.3fr) 44px;
            align-items: center;
            gap: 22px;
            min-height: 128px;
            padding: 23px 0;
            border-bottom: 1px solid var(--border);
            transition: padding var(--transition), border-color var(--transition);
        }

        .service-item:hover {
            padding-left: 9px;
            border-color: var(--primary);
        }

        .service-number {
            color: var(--primary);
            font-family: "Songti SC", serif;
            font-size: 28px;
            font-weight: 700;
        }

        .service-item h3 {
            margin-bottom: 0;
        }

        .service-item p {
            margin-bottom: 0;
            color: var(--muted);
            font-size: 15px;
            line-height: 1.75;
        }

        .service-arrow {
            width: 42px;
            height: 42px;
            display: grid;
            place-items: center;
            justify-self: end;
            color: var(--ink);
            border: 1px solid var(--border);
            border-radius: 50%;
        }

        .service-item:hover .service-arrow {
            color: #fff;
            background: var(--primary);
            border-color: var(--primary);
        }

        .data-band {
            margin-top: 64px;
            padding: 34px 0;
            color: #fff;
            background: var(--ink);
        }

        .data-grid {
            display: grid;
            grid-template-columns: 1.3fr repeat(3, 1fr);
        }

        .data-intro,
        .data-item {
            min-height: 120px;
            padding: 18px 30px;
            border-right: 1px solid rgba(255, 255, 255, 0.14);
        }

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

        .data-intro strong {
            display: block;
            margin-bottom: 8px;
            font-size: 20px;
        }

        .data-intro span {
            color: rgba(255, 255, 255, 0.66);
            font-size: 14px;
            line-height: 1.7;
        }

        .data-item strong {
            display: block;
            margin-bottom: 5px;
            color: #fff;
            font-family: "Songti SC", serif;
            font-size: 42px;
            line-height: 1.1;
        }

        .data-item span {
            color: rgba(255, 255, 255, 0.68);
            font-size: 14px;
        }

        .featured-section {
            background: var(--paper);
        }

        .feature-layout {
            display: grid;
            grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
            gap: 42px;
        }

        .feature-cover {
            position: relative;
            min-height: 540px;
            display: flex;
            align-items: end;
            overflow: hidden;
            padding: 38px;
            color: #fff;
            background:
                linear-gradient(0deg, rgba(23, 21, 26, 0.93) 0%, rgba(23, 21, 26, 0.14) 75%),
                url("https://bba45.com/assets/images/featured-cover.jpg") center / cover no-repeat,
                #53474d;
            border-radius: var(--radius);
        }

        .feature-cover h3 {
            max-width: 560px;
            color: #fff;
            font-family: "Songti SC", serif;
            font-size: 31px;
        }

        .feature-cover p {
            max-width: 570px;
            color: rgba(255, 255, 255, 0.8);
        }

        .feature-cover .badge-editorial {
            margin-bottom: 14px;
            color: #fff;
            background: var(--primary);
            border-color: var(--primary);
        }

        .feature-list {
            border-top: 2px solid var(--ink);
        }

        .feature-row {
            display: grid;
            grid-template-columns: 48px 1fr;
            gap: 17px;
            padding: 23px 0;
            border-bottom: 1px solid var(--border);
        }

        .feature-row .number {
            color: var(--primary);
            font-family: "Songti SC", serif;
            font-size: 25px;
            font-weight: 700;
        }

        .feature-row p {
            margin-bottom: 8px;
            color: var(--muted);
            font-size: 15px;
            line-height: 1.7;
        }

        .feature-row a {
            font-weight: 800;
        }

        .plan-strip {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            margin-top: 56px;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .plan-item {
            position: relative;
            padding: 32px;
            border-right: 1px solid var(--border);
        }

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

        .plan-item.recommended {
            background: var(--primary-soft);
            box-shadow: inset 4px 0 0 var(--primary);
        }

        .plan-item ul {
            padding-left: 0;
            margin: 20px 0 24px;
            list-style: none;
        }

        .plan-item li {
            display: flex;
            gap: 10px;
            margin-bottom: 10px;
            color: var(--muted);
            font-size: 15px;
        }

        .plan-item li .bi {
            color: var(--accent);
        }

        .voices-section {
            color: #fff;
            background: var(--ink);
        }

        .voices-section h2,
        .voices-section h3 {
            color: #fff;
        }

        .voices-section .section-lead,
        .voices-section .section-kicker {
            color: rgba(255, 255, 255, 0.72);
        }

        .voices-section .section-head {
            border-color: rgba(255, 255, 255, 0.16);
        }

        .voice-grid {
            display: grid;
            grid-template-columns: 0.8fr 1.15fr 0.9fr;
            gap: 18px;
            align-items: start;
        }

        .rating-summary {
            padding: 31px;
            background: var(--primary);
            border-radius: var(--radius);
        }

        .rating-number {
            display: block;
            margin-bottom: 6px;
            font-family: "Songti SC", serif;
            font-size: 58px;
            line-height: 1;
            font-weight: 700;
        }

        .rating-stars {
            margin-bottom: 16px;
            color: #fff3c4;
        }

        .rating-summary p {
            margin-bottom: 0;
            color: rgba(255, 255, 255, 0.82);
            font-size: 14px;
        }

        .voice-bubble {
            position: relative;
            margin-bottom: 18px;
            padding: 27px;
            color: var(--text);
            background: #fff;
            border-radius: var(--radius);
        }

        .voice-bubble::after {
            position: absolute;
            bottom: -9px;
            left: 25px;
            width: 18px;
            height: 18px;
            content: "";
            background: #fff;
            transform: rotate(45deg);
        }

        .voice-bubble p {
            margin-bottom: 15px;
            line-height: 1.8;
        }

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

        .avatar {
            width: 34px;
            height: 34px;
            display: grid;
            place-items: center;
            color: #fff;
            background: var(--accent);
            border-radius: 50%;
            font-size: 13px;
            font-weight: 800;
        }

        .news-section {
            background: var(--surface);
        }

        .news-layout {
            display: grid;
            grid-template-columns: minmax(0, 1.3fr) minmax(300px, 0.7fr);
            gap: 56px;
        }

        .news-list {
            border-top: 2px solid var(--ink);
        }

        .news-item {
            display: grid;
            grid-template-columns: 118px 1fr 42px;
            gap: 22px;
            align-items: center;
            padding: 25px 0;
            border-bottom: 1px solid var(--border);
        }

        .news-date {
            color: var(--muted);
            font-size: 14px;
        }

        .news-item h3 {
            margin-bottom: 7px;
            font-size: 20px;
        }

        .news-item p {
            margin-bottom: 0;
            color: var(--muted);
            font-size: 14px;
            line-height: 1.65;
        }

        .news-go {
            width: 40px;
            height: 40px;
            display: grid;
            place-items: center;
            border: 1px solid var(--border);
            border-radius: 50%;
        }

        .news-item:hover .news-go {
            color: #fff;
            background: var(--primary);
            border-color: var(--primary);
        }

        .news-aside {
            padding-left: 35px;
            border-left: 1px solid var(--border);
        }

        .aside-image {
            aspect-ratio: 4 / 3;
            width: 100%;
            margin-bottom: 24px;
            object-fit: cover;
            background: var(--surface-alt);
            border-radius: var(--radius);
        }

        .aside-list {
            padding-left: 0;
            list-style: none;
            border-top: 1px solid var(--border);
        }

        .aside-list li {
            padding: 14px 0;
            border-bottom: 1px solid var(--border);
        }

        .aside-list a {
            display: flex;
            justify-content: space-between;
            gap: 15px;
            font-size: 15px;
            font-weight: 750;
        }

        .aside-list .bi {
            color: var(--primary);
        }

        .faq-contact-section {
            background: var(--paper);
        }

        .faq-contact-grid {
            display: grid;
            grid-template-columns: minmax(0, 0.9fr) minmax(360px, 1.1fr);
            gap: 64px;
        }

        .accordion {
            --bs-accordion-border-color: var(--border);
            --bs-accordion-border-radius: var(--radius);
            --bs-accordion-inner-border-radius: var(--radius);
            --bs-accordion-btn-focus-box-shadow: 0 0 0 4px rgba(37, 140, 122, 0.13);
            --bs-accordion-active-color: var(--ink);
            --bs-accordion-active-bg: var(--surface);
        }

        .accordion-item {
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--surface);
            border: 1px solid var(--border) !important;
            border-radius: var(--radius) !important;
        }

        .accordion-button {
            min-height: 66px;
            padding: 18px 21px;
            color: var(--ink);
            background: var(--surface);
            font-size: 16px;
            font-weight: 800;
            box-shadow: none;
        }

        .accordion-button:not(.collapsed) {
            color: var(--ink);
            background: var(--primary-soft);
            box-shadow: inset 4px 0 0 var(--primary);
        }

        .accordion-button::after {
            filter: grayscale(1);
        }

        .accordion-body {
            padding: 4px 22px 22px;
            color: var(--muted);
            font-size: 15px;
            line-height: 1.85;
        }

        .contact-panel {
            padding: 38px;
            background: var(--surface);
            border-top: 5px solid var(--primary);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
        }

        .contact-panel h2 {
            font-size: 31px;
        }

        .contact-panel > p {
            color: var(--muted);
            font-size: 15px;
        }

        .form-label {
            margin-bottom: 7px;
            color: var(--ink);
            font-size: 14px;
            font-weight: 750;
        }

        .required-mark {
            color: var(--danger);
        }

        .form-control,
        .form-select {
            min-height: 48px;
            padding: 10px 13px;
            color: var(--text);
            background-color: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
        }

        textarea.form-control {
            min-height: 126px;
            resize: vertical;
        }

        .form-control:hover,
        .form-select:hover {
            border-color: var(--border-dark);
        }

        .form-control:focus,
        .form-select:focus {
            color: var(--text);
            border-color: var(--accent);
            box-shadow: 0 0 0 4px rgba(37, 140, 122, 0.12);
        }

        .form-control.is-invalid,
        .form-select.is-invalid {
            border-color: var(--danger);
        }

        .invalid-feedback {
            color: var(--danger);
            font-size: 13px;
        }

        .form-check-input {
            border-color: var(--border-dark);
        }

        .form-check-input:checked {
            background-color: var(--accent);
            border-color: var(--accent);
        }

        .form-check-input:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 4px rgba(37, 140, 122, 0.12);
        }

        .form-check-label {
            color: var(--muted);
            font-size: 13px;
            line-height: 1.6;
        }

        .form-status {
            display: none;
            margin-top: 16px;
            padding: 11px 13px;
            border-radius: var(--radius-sm);
            font-size: 14px;
        }

        .form-status.success {
            display: block;
            color: var(--success);
            background: #e7f4ed;
            border: 1px solid #b9dcc9;
        }

        .form-status.error {
            display: block;
            color: var(--danger);
            background: #fae9ed;
            border: 1px solid #ebbdc9;
        }

        .site-footer {
            padding: 62px 0 24px;
            color: rgba(255, 255, 255, 0.72);
            background: var(--ink);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.45fr 0.75fr 0.75fr 1fr;
            gap: 50px;
            padding-bottom: 44px;
        }

        .footer-brand {
            display: inline-flex;
            align-items: center;
            gap: 11px;
            margin-bottom: 18px;
            color: #fff;
            font-size: 20px;
            line-height: 1.4;
            font-weight: 850;
        }

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

        .footer-intro {
            max-width: 390px;
            color: rgba(255, 255, 255, 0.62);
            font-size: 14px;
        }

        .footer-title {
            margin-bottom: 18px;
            color: #fff;
            font-size: 15px;
            font-weight: 800;
        }

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

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

        .footer-links a {
            color: rgba(255, 255, 255, 0.64);
            font-size: 14px;
        }

        .footer-links a:hover {
            color: #fff;
            text-decoration: underline;
            text-underline-offset: 4px;
        }

        .footer-note {
            padding: 13px;
            color: rgba(255, 255, 255, 0.68);
            background: rgba(255, 255, 255, 0.06);
            border-left: 3px solid var(--accent);
            font-size: 13px;
            line-height: 1.7;
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            gap: 24px;
            padding-top: 22px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            font-size: 13px;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.62);
        }

        .back-top {
            position: fixed;
            z-index: 1020;
            right: 22px;
            bottom: 22px;
            width: 46px;
            height: 46px;
            display: grid;
            place-items: center;
            color: #fff;
            background: var(--primary);
            border: 0;
            border-radius: 50%;
            box-shadow: var(--shadow-md);
            opacity: 0;
            visibility: hidden;
            transform: translateY(12px);
            transition: opacity var(--transition), visibility var(--transition), transform var(--transition), background var(--transition);
        }

        .back-top.show {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .back-top:hover {
            background: var(--primary-dark);
        }

        .search-empty {
            display: none;
            margin-top: 18px;
            padding: 16px;
            color: var(--warning);
            background: #fff6e5;
            border: 1px solid #ecd4a5;
            border-radius: var(--radius);
            font-size: 14px;
        }

        @media (max-width: 1199.98px) {
            :root {
                --section-space: 76px;
            }

            h1 {
                font-size: 48px;
            }

            .navbar-brand {
                max-width: 280px;
                font-size: 17px;
            }

            .nav-search {
                width: 170px;
            }

            .hero-main {
                padding: 40px;
            }

            .story-layout {
                gap: 48px;
            }

            .footer-grid {
                grid-template-columns: 1.3fr 0.7fr 0.7fr;
            }

            .footer-grid > div:last-child {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 991.98px) {
            .site-header .navbar {
                min-height: 72px;
            }

            .navbar-collapse {
                margin-top: 12px;
                padding: 15px;
                background: #fff;
                border: 1px solid var(--border);
                border-radius: var(--radius);
                box-shadow: var(--shadow-md);
            }

            .navbar-nav {
                margin-bottom: 13px;
            }

            .navbar-nav .nav-link {
                padding-inline: 11px !important;
            }

            .navbar-nav .nav-link::after {
                right: auto;
                left: 11px;
                width: 34px;
            }

            .nav-tools {
                width: 100%;
                margin-left: 0;
            }

            .nav-search {
                width: auto;
                flex: 1 1 auto;
            }

            .hero {
                min-height: auto;
            }

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

            .hero-main {
                min-height: 480px;
                grid-column: 1 / -1;
                grid-row: auto;
            }

            .hero-strip {
                grid-column: 1 / -1;
            }

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

            .story-intro {
                position: static;
                max-width: 760px;
            }

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

            .data-intro,
            .data-item {
                border-bottom: 1px solid rgba(255, 255, 255, 0.14);
            }

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

            .feature-cover {
                min-height: 470px;
            }

            .plan-strip {
                grid-template-columns: 1fr;
            }

            .plan-item {
                border-right: 0;
                border-bottom: 1px solid var(--border);
            }

            .plan-item:last-child {
                border-bottom: 0;
            }

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

            .rating-summary {
                grid-column: 1 / -1;
            }

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

            .news-aside {
                padding-top: 35px;
                padding-left: 0;
                border-top: 1px solid var(--border);
                border-left: 0;
            }

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

            .footer-grid {
                grid-template-columns: 1.4fr 0.8fr 0.8fr;
                gap: 34px;
            }
        }

        @media (max-width: 767.98px) {
            :root {
                --section-space: 58px;
            }

            body {
                font-size: 16px;
            }

            h1 {
                font-size: 38px;
            }

            h2 {
                font-size: 30px;
            }

            .site-container {
                width: min(calc(100% - 28px), var(--container));
            }

            .section-head {
                align-items: start;
                margin-bottom: 32px;
            }

            .section-index {
                font-size: 38px;
            }

            .hero {
                padding: 24px 0 40px;
            }

            .hero-bento {
                grid-template-columns: 1fr;
            }

            .hero-main {
                min-height: 500px;
                grid-column: auto;
                padding: 30px 24px;
                background-position: 58% center;
            }

            .hero-copy {
                font-size: 16px;
            }

            .hero-side {
                min-height: auto;
            }

            .hero-strip {
                grid-column: auto;
            }

            .service-item {
                grid-template-columns: 47px 1fr 42px;
                gap: 13px;
            }

            .service-item p {
                grid-column: 2 / -1;
            }

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

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

            .data-intro {
                grid-column: 1 / -1;
            }

            .data-intro,
            .data-item {
                min-height: 105px;
                padding: 18px;
            }

            .data-item strong {
                font-size: 35px;
            }

            .feature-cover {
                min-height: 440px;
                padding: 27px;
            }

            .feature-cover h3 {
                font-size: 26px;
            }

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

            .news-item {
                grid-template-columns: 90px 1fr 40px;
                gap: 15px;
            }

            .contact-panel {
                padding: 28px 22px;
            }

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

            .footer-grid > div:first-child,
            .footer-grid > div:last-child {
                grid-column: 1 / -1;
            }

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

        @media (max-width: 575.98px) {
            .navbar-brand {
                max-width: 225px;
                margin-right: 8px;
                font-size: 15px;
            }

            .logo-mark {
                width: 36px;
                height: 36px;
                flex-basis: 36px;
            }

            .nav-tools {
                flex-wrap: wrap;
            }

            .nav-search,
            .nav-tools .btn {
                width: 100%;
            }

            .hero-main {
                min-height: 530px;
            }

            .hero-actions {
                display: grid;
                grid-template-columns: 1fr;
            }

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

            .hero-strip {
                grid-template-columns: 1fr;
            }

            .hero-stat {
                border-right: 0;
                border-bottom: 1px solid rgba(255, 255, 255, 0.16);
            }

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

            .section-head {
                display: block;
            }

            .section-index {
                margin-top: 15px;
            }

            .service-item {
                min-height: 150px;
            }

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

            .data-item {
                border-right: 0;
            }

            .feature-cover {
                min-height: 480px;
            }

            .feature-row {
                grid-template-columns: 40px 1fr;
            }

            .news-item {
                grid-template-columns: 1fr 40px;
            }

            .news-date {
                grid-column: 1 / -1;
            }

            .news-go {
                grid-column: 2;
                grid-row: 2;
            }

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

            .footer-grid > div {
                grid-column: auto !important;
            }

            .back-top {
                right: 14px;
                bottom: 14px;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            html {
                scroll-behavior: auto;
            }

            *,
            *::before,
            *::after {
                transition-duration: 0.01ms !important;
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
            }
        }

/* roulang page: category2 */
:root{
      --primary:#c93662;--primary-dark:#9f2449;--primary-soft:#f8e8ed;
      --ink:#17151a;--text:#29262b;--muted:#716a70;--paper:#f7f4f1;
      --surface:#fff;--surface-alt:#f1ece8;--accent:#258c7a;--accent-dark:#176b5d;
      --accent-soft:#e4f2ef;--border:#ded7d3;--border-dark:#bdb4b0;
      --success:#247a56;--danger:#b42d4f;--shadow-sm:0 4px 16px rgba(23,21,26,.06);
      --shadow-md:0 12px 32px rgba(23,21,26,.1);--radius-sm:6px;--radius:8px;
      --container:1200px;--section-space:88px;--transition:180ms ease
    }
    *,*:before,*:after{box-sizing:border-box}
    html{scroll-behavior:smooth;scroll-padding-top:92px}
    body{margin:0;min-width:320px;overflow-x:hidden;color:var(--text);background:var(--paper);
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;
      font-size:17px;line-height:1.8;-webkit-font-smoothing:antialiased}
    h1,h2,h3,h4,.brand-title{color:var(--ink);font-family:"Songti SC","STSong","SimSun",serif;font-weight:700;line-height:1.25}
    h1{font-size:clamp(2.2rem,4.7vw,3.5rem);margin:0 0 22px}
    h2{font-size:clamp(1.9rem,3vw,2.45rem);margin:0 0 16px}
    h3{font-size:1.3rem;margin:0 0 10px}
    p{margin:0 0 16px}a{color:var(--ink);text-decoration:none;transition:all var(--transition)}
    a:hover{color:var(--primary)}img{display:block;max-width:100%}
    button,input,select,textarea{font:inherit}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid rgba(201,54,98,.3);outline-offset:3px}
    .site-container{width:min(calc(100% - 40px),var(--container));margin-inline:auto}
    .section-space{padding:var(--section-space) 0}
    .section-kicker{display:inline-flex;align-items:center;gap:9px;margin-bottom:15px;color:var(--primary);font-size:14px;line-height:1.4;font-weight:800}
    .section-kicker:before{width:28px;height:2px;content:"";background:currentColor}
    .section-lead{max-width:780px;color:var(--muted);font-size:18px;line-height:1.85}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:32px;margin-bottom:42px;padding-bottom:23px;border-bottom:1px solid var(--border)}
    .section-index{color:var(--primary);font-family:"Songti SC","STSong",serif;font-size:50px;line-height:1;font-weight:700}
    .badge-editorial{display:inline-flex;align-items:center;gap:6px;padding:5px 10px;color:var(--accent-dark);background:var(--accent-soft);border:1px solid #b8ddd5;border-radius:var(--radius-sm);font-size:13px;line-height:1.3;font-weight:750}
    .btn{min-height:46px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:10px 20px;border-radius:var(--radius);border:1px solid;font-weight:750;transition:transform var(--transition),box-shadow var(--transition),color var(--transition),background var(--transition)}
    .btn-primary-custom{color:#fff;background:var(--primary);border-color:var(--primary)}
    .btn-primary-custom:hover,.btn-primary-custom:focus{color:#fff;background:var(--primary-dark);border-color:var(--primary-dark);box-shadow:0 9px 20px rgba(201,54,98,.2);transform:translateY(-2px)}
    .btn-dark-outline{color:var(--ink);background:#fff;border-color:var(--ink)}
    .btn-dark-outline:hover,.btn-dark-outline:focus{color:#fff;background:var(--ink);border-color:var(--ink);transform:translateY(-2px)}
    .btn:active{transform:translateY(0);box-shadow:none}.btn:disabled{opacity:.55;pointer-events:none}
    .site-header{position:sticky;z-index:1030;top:0;min-height:78px;background:rgba(255,255,255,.98);border-bottom:1px solid var(--border);box-shadow:0 2px 12px rgba(23,21,26,.04)}
    .site-header .navbar{min-height:78px;padding:10px 0}.navbar-brand{display:inline-flex;align-items:center;gap:11px;margin-right:30px;color:var(--ink);font-weight:800;white-space:nowrap}.navbar-brand:hover{color:var(--primary)}
    .logo-mark{display:grid;place-items:center;width:36px;height:36px;color:#fff;background:var(--ink);border-radius:7px;font-size:18px}
    .navbar-nav{gap:8px}.nav-link{position:relative;min-height:44px;display:flex;align-items:center;padding:8px 14px!important;color:var(--muted)!important;font-weight:700}
    .nav-link:hover,.nav-link.active{color:var(--primary)!important}.nav-link.active:after{position:absolute;right:14px;bottom:1px;left:14px;height:2px;content:"";background:var(--primary)}
    .nav-tools{display:flex;align-items:center;gap:14px}.nav-search{display:flex;align-items:center;gap:8px;width:220px;min-height:44px;padding:5px 12px;color:var(--muted);background:var(--paper);border:1px solid var(--border);border-radius:24px}
    .nav-search input{width:100%;border:0;outline:0;background:transparent;color:var(--ink);font-size:14px}.nav-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}
    .navbar-toggler{border:1px solid var(--border);padding:8px 11px}.navbar-toggler:focus{box-shadow:0 0 0 3px var(--primary-soft)}
    .navbar-toggler-icon{background-image:var(--bs-navbar-toggler-icon-bg)}
    .cover-hero{padding:72px 0 78px;background:var(--surface);border-bottom:1px solid var(--border)}
    .cover-layout{display:grid;grid-template-columns:1fr 1.15fr;gap:72px;align-items:center}
    .cover-copy{max-width:550px}.cover-copy .section-lead{margin-bottom:26px}.cover-meta{display:flex;flex-wrap:wrap;gap:10px;margin:25px 0 30px}
    .cover-number{display:block;margin-bottom:18px;color:var(--primary);font-family:Georgia,serif;font-size:20px;font-weight:700;letter-spacing:.08em}
    .cover-visual{position:relative;padding:18px 18px 0 0}.cover-visual:before{position:absolute;z-index:0;top:0;right:0;width:82%;height:82%;content:"";background:var(--accent-soft)}
    .cover-image{position:relative;z-index:1;width:100%;aspect-ratio:16/10;object-fit:cover;border:10px solid #fff;box-shadow:var(--shadow-md)}
    .image-caption{position:relative;z-index:2;margin:-24px 20px 0 auto;width:min(78%,360px);padding:13px 17px;color:#fff;background:var(--ink);font-size:14px;line-height:1.55}
    .directory{background:var(--paper)}.directory-intro{max-width:790px;margin-bottom:34px}
    .topic-grid{display:grid;grid-template-columns:7fr 5fr;gap:24px}
    .topic-item{position:relative;height:100%;padding:27px;background:var(--surface);border:1px solid var(--border);transition:all var(--transition)}
    .topic-item:hover{border-color:var(--primary);box-shadow:var(--shadow-sm);transform:translateY(-3px)}
    .topic-item.featured{min-height:370px;display:flex;flex-direction:column;justify-content:end;background:var(--ink);color:#fff;overflow:hidden}
    .topic-item.featured:before{position:absolute;inset:0;content:"";background:linear-gradient(0deg,rgba(23,21,26,.92),rgba(23,21,26,.08) 72%),url("https://images.unsplash.com/photo-1556761175-b413da4baf72?auto=format&fit=crop&w=1100&q=82") center/cover}
    .topic-content{position:relative;z-index:1}.topic-item.featured h2,.topic-item.featured p{color:#fff}.topic-item h2{font-size:1.75rem}.topic-item p{color:var(--muted)}.topic-item.featured p{color:#eee}
    .small-list{display:grid;gap:16px}.small-list .topic-item{min-height:174px}.small-list h3{font-size:1.2rem}.small-list .topic-item p{font-size:15px;line-height:1.65}
    .topic-arrow{display:inline-flex;align-items:center;gap:8px;margin-top:14px;color:var(--primary);font-weight:750}.featured .topic-arrow{color:#fff}
    .directory-groups{padding-top:0;background:var(--surface)}.group-row{display:grid;grid-template-columns:240px 1fr auto;gap:30px;align-items:start;padding:25px 0;border-bottom:1px solid var(--border)}
    .group-row h3{margin:0}.group-row p{color:var(--muted);font-size:15px}.group-links{display:flex;flex-wrap:wrap;gap:9px 22px}.group-links a{font-weight:650}.group-links a:before{content:"—";margin-right:8px;color:var(--primary)}
    .faq-section{background:var(--surface-alt)}.accordion-item{border:1px solid var(--border)!important;border-radius:var(--radius)!important;margin-bottom:10px;overflow:hidden;background:#fff}
    .accordion-button{padding:20px 22px;color:var(--ink);background:#fff;font-weight:750;box-shadow:none!important}.accordion-button:not(.collapsed){color:var(--primary);background:var(--primary-soft)}
    .accordion-button:after{background-size:15px}.accordion-body{padding:0 22px 21px;color:var(--muted)}
    .closing-cta{padding:66px 0;background:var(--primary-soft);border-top:1px solid #edcbd5;border-bottom:1px solid #edcbd5}.cta-layout{display:flex;align-items:center;justify-content:space-between;gap:30px}.cta-layout p{max-width:670px;color:var(--muted);margin:0}
    .site-footer{padding:44px 0 25px;color:#d9d2d5;background:var(--ink)}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.16)}
    .site-footer h3{color:#fff;font-family:inherit;font-size:17px}.footer-brand{color:#fff;font-family:"Songti SC","STSong",serif;font-size:22px;font-weight:700}.footer-text{max-width:310px;color:#aaa3a8;font-size:14px;line-height:1.8}.footer-links{display:grid;gap:8px;font-size:14px}.footer-links a{color:#c7c0c5}.footer-links a:hover{color:#fff}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:20px;color:#938c92;font-size:13px}.voice-meta{display:flex;align-items:center;gap:10px;margin-top:18px;color:#aaa3a8;font-size:13px}.avatar{display:grid;place-items:center;width:28px;height:28px;color:#fff;background:var(--accent);border-radius:50%;font-size:12px}
    .back-top{position:fixed;right:22px;bottom:22px;z-index:5;width:46px;height:46px;display:grid;place-items:center;color:#fff;background:var(--ink);border:0;border-radius:50%;box-shadow:var(--shadow-md)}.back-top:hover{background:var(--primary);transform:translateY(-2px)}
    @media(max-width:991.98px){.navbar-brand{margin-right:0}.nav-tools{align-items:stretch;flex-direction:column;padding:18px 0 8px}.nav-search{width:100%}.navbar-nav{padding-top:12px;border-top:1px solid var(--border)}.nav-link.active:after{right:auto;left:14px;width:28px}.cover-layout{grid-template-columns:1fr;gap:42px}.cover-copy{max-width:760px}}
    @media(max-width:767.98px){:root{--section-space:58px}.site-container{width:min(calc(100% - 28px),var(--container))}.section-head{align-items:start;flex-direction:column;gap:12px;margin-bottom:28px}.section-index{font-size:40px}.cover-hero{padding:52px 0 58px}.topic-grid{grid-template-columns:1fr}.topic-item.featured{min-height:320px}.group-row{grid-template-columns:1fr;gap:12px}.cta-layout{align-items:start;flex-direction:column}.footer-grid{grid-template-columns:1fr 1fr}.footer-bottom{align-items:start;flex-direction:column}}
    @media(max-width:575.98px){body{font-size:16px}.footer-grid{grid-template-columns:1fr}.cover-visual{padding:12px 12px 0 0}.image-caption{width:88%;margin-top:-18px}.btn{width:100%}.cover-copy .btn{margin-bottom:10px}.back-top{right:15px;bottom:15px}}

/* roulang page: category1 */
:root{
      --primary:#c93662;--primary-dark:#9f2449;--primary-soft:#f8e8ed;
      --ink:#17151a;--text:#29262b;--muted:#716a70;--paper:#f7f4f1;
      --surface:#fff;--surface-alt:#f1ece8;--accent:#258c7a;--accent-dark:#176b5d;
      --accent-soft:#e4f2ef;--border:#ded7d3;--border-dark:#bdb4b0;
      --success:#247a56;--shadow-sm:0 4px 16px rgba(23,21,26,.06);
      --shadow-md:0 12px 32px rgba(23,21,26,.1);--radius-sm:6px;--radius:8px;
      --container:1200px;--section-space:88px;--transition:180ms ease
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth;scroll-padding-top:90px}
    body{margin:0;min-width:320px;overflow-x:hidden;color:var(--text);background:var(--paper);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:17px;line-height:1.8;-webkit-font-smoothing:antialiased}
    h1,h2,h3,h4,.navbar-brand{color:var(--ink);font-family:"Songti SC","STSong","SimSun",serif;font-weight:700;line-height:1.28}
    h1{font-size:clamp(2.35rem,4.4vw,3.5rem);margin:0 0 22px}
    h2{font-size:clamp(1.9rem,3vw,2.45rem);margin:0 0 16px}
    h3{font-size:1.35rem;margin:0 0 10px}
    p{margin:0 0 16px}
    a{color:var(--ink);text-decoration:none;transition:color var(--transition),background var(--transition),border-color var(--transition),transform var(--transition)}
    a:hover{color:var(--primary)}
    img{display:block;max-width:100%;width:100%}
    button,input,select,textarea{font:inherit}
    :focus-visible{outline:3px solid rgba(37,140,122,.38);outline-offset:3px}
    .site-container{width:min(calc(100% - 40px),var(--container));margin-inline:auto}
    .section-space{padding:var(--section-space) 0}
    .section-kicker{display:inline-flex;align-items:center;gap:9px;margin-bottom:15px;color:var(--primary);font-size:14px;line-height:1.4;font-weight:800}
    .section-kicker::before{content:"";width:28px;height:2px;background:currentColor}
    .section-lead{max-width:760px;color:var(--muted);font-size:18px;line-height:1.85}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:32px;margin-bottom:42px;padding-bottom:22px;border-bottom:1px solid var(--border)}
    .section-index{color:var(--primary);font-family:"Songti SC","STSong",serif;font-size:50px;line-height:1;font-weight:700}
    .site-header{position:sticky;z-index:1030;top:0;min-height:78px;background:rgba(255,255,255,.98);border-bottom:1px solid var(--border);box-shadow:0 2px 12px rgba(23,21,26,.04)}
    .site-header .navbar{min-height:78px;padding:10px 0}
    .navbar-brand{display:inline-flex;max-width:360px;align-items:center;gap:11px;margin-right:30px;font-size:20px}
    .logo-mark{display:grid;place-items:center;width:36px;height:36px;color:#fff;background:var(--primary);border-radius:7px;font-family:Arial,sans-serif}
    .navbar-nav{gap:7px}.nav-link{position:relative;padding:13px 14px!important;color:var(--muted);font-size:15px;font-weight:700}
    .nav-link:hover,.nav-link.active{color:var(--primary)}
    .nav-link.active::after{position:absolute;right:14px;bottom:5px;left:14px;height:2px;content:"";background:var(--primary)}
    .nav-tools{display:flex;align-items:center;gap:14px;margin-left:auto}
    .nav-search{display:flex;align-items:center;gap:8px;min-width:205px;height:44px;padding:0 13px;color:var(--muted);background:var(--paper);border:1px solid var(--border);border-radius:22px}
    .nav-search input{width:100%;border:0;outline:0;background:transparent;color:var(--text);font-size:14px}
    .nav-search:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px rgba(37,140,122,.12)}
    .btn{min-height:46px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:10px 20px;border-radius:var(--radius);font-weight:750;transition:transform var(--transition),box-shadow var(--transition),color var(--transition),background var(--transition),border-color var(--transition)}
    .btn-primary-custom{color:#fff;background:var(--primary);border:1px solid var(--primary)}
    .btn-primary-custom:hover,.btn-primary-custom:focus{color:#fff;background:var(--primary-dark);border-color:var(--primary-dark);box-shadow:0 9px 20px rgba(201,54,98,.2);transform:translateY(-2px)}
    .btn-dark-outline{color:var(--ink);background:#fff;border:1px solid var(--ink)}
    .btn-dark-outline:hover,.btn-dark-outline:focus{color:#fff;background:var(--ink);border-color:var(--ink);transform:translateY(-2px)}
    .btn:active{transform:translateY(0);box-shadow:none}
    .btn:disabled{opacity:.55;pointer-events:none}
    .editorial-hero{padding:84px 0 76px;background:var(--surface);border-bottom:1px solid var(--border)}
    .hero-grid{display:grid;grid-template-columns:5fr 7fr;gap:72px;align-items:center}
    .hero-copy{max-width:550px}.hero-copy p{color:var(--muted);font-size:18px}
    .hero-meta{display:flex;gap:24px;flex-wrap:wrap;margin:28px 0;color:var(--muted);font-size:14px}
    .hero-meta strong{display:block;color:var(--ink);font-size:22px;line-height:1.2}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
    .hero-image{position:relative;overflow:hidden;aspect-ratio:4/3;border-radius:var(--radius);background:var(--surface-alt);box-shadow:var(--shadow-md)}
    .hero-image img{height:100%;object-fit:cover}
    .image-caption{position:absolute;right:16px;bottom:16px;left:16px;padding:11px 14px;color:#fff;background:rgba(23,21,26,.78);font-size:14px;line-height:1.5}
    .content-area{background:var(--paper)}
    .feature-strip{display:grid;grid-template-columns:1fr 2fr;gap:28px;align-items:center;padding:28px 32px;background:var(--surface);border:1px solid var(--border);border-left:5px solid var(--primary);box-shadow:var(--shadow-sm)}
    .feature-strip h3{margin-bottom:7px}.feature-strip p{margin:0;color:var(--muted)}
    .feature-label{color:var(--primary);font-size:13px;font-weight:800;letter-spacing:.04em}
    .filter-row{display:flex;gap:10px;flex-wrap:wrap;margin:32px 0}
    .filter-row .btn{min-height:40px;padding:7px 15px;color:var(--muted);background:var(--surface);border:1px solid var(--border);font-size:14px}
    .filter-row .btn:hover,.filter-row .btn.active{color:#fff;background:var(--primary);border-color:var(--primary)}
    .selection-list{display:grid;grid-template-columns:repeat(2,1fr);gap:20px 28px}
    .selection-item{display:grid;grid-template-columns:150px 1fr;gap:19px;padding:17px 0;border-top:1px solid var(--border);transition:transform var(--transition),border-color var(--transition)}
    .selection-item:hover{border-color:var(--primary);transform:translateY(-2px)}
    .thumb{overflow:hidden;aspect-ratio:4/3;border-radius:var(--radius-sm);background:var(--surface-alt)}
    .thumb img{height:100%;object-fit:cover;transition:transform .35s ease}.selection-item:hover img{transform:scale(1.04)}
    .item-tag{display:inline-block;margin-bottom:7px;color:var(--accent-dark);font-size:12px;font-weight:800}
    .selection-item h3{font-family:inherit;font-size:18px;line-height:1.45}.selection-item p{margin:0;color:var(--muted);font-size:14px;line-height:1.65}
    .item-foot{display:flex;justify-content:space-between;gap:8px;margin-top:9px;color:var(--muted);font-size:12px}
    .scenes{background:var(--surface);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
    .scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0}
    .scene{padding:26px 28px;border-right:1px solid var(--border)}.scene:first-child{padding-left:0}.scene:last-child{border-right:0}
    .scene-number{display:block;margin-bottom:14px;color:var(--primary);font-family:Georgia,serif;font-size:34px;line-height:1}
    .scene p{color:var(--muted);font-size:15px}
    .related{background:var(--primary-soft)}
    .related-inner{display:flex;align-items:center;justify-content:space-between;gap:28px}
    .related-inner p{max-width:680px;color:var(--muted)}
    .faq-mini{padding-top:72px}.accordion-item{margin-bottom:10px;background:var(--surface);border:1px solid var(--border)!important;border-radius:var(--radius)!important;overflow:hidden}
    .accordion-button{padding:18px 20px;color:var(--ink);background:var(--surface);font-weight:750;box-shadow:none!important}
    .accordion-button:not(.collapsed){color:var(--primary-dark);background:var(--primary-soft)}
    .accordion-body{padding:0 20px 20px;color:var(--muted);font-size:15px}
    footer{color:#d9d1d4;background:var(--ink);padding:38px 0 28px}
    .footer-top{display:flex;justify-content:space-between;gap:30px;padding-bottom:28px;border-bottom:1px solid rgba(255,255,255,.16)}
    .footer-brand{color:#fff;font-family:"Songti SC","STSong",serif;font-size:21px;font-weight:700}.footer-note{max-width:450px;margin-top:8px;color:#aaa2a7;font-size:14px}
    .footer-links{display:flex;gap:22px;flex-wrap:wrap;align-items:start}.footer-links a{color:#d9d1d4;font-size:14px}.footer-links a:hover{color:#fff}
    .voice-meta{display:flex;align-items:center;gap:10px;margin-top:20px;color:#aaa2a7;font-size:13px}.avatar{display:grid;place-items:center;width:28px;height:28px;color:#fff;background:var(--accent);border-radius:50%;font-size:12px}
    .copyright{padding-top:20px;color:#8f878c;font-size:13px}
    @media(max-width:991.98px){.navbar-brand{margin-right:8px}.navbar-collapse{padding:16px 0 8px}.navbar-nav{gap:0}.nav-link{padding:11px 0!important}.nav-link.active::after{right:auto;bottom:3px;left:0;width:28px}.nav-tools{align-items:stretch;flex-direction:column;margin-top:12px;margin-left:0}.nav-search{width:100%}.nav-tools .btn{width:100%}.navbar-toggler{border:1px solid var(--border);padding:9px 11px}.navbar-toggler-icon{width:1.2em;height:1.2em}}
    @media(max-width:767.98px){:root{--section-space:58px}.site-container{width:min(calc(100% - 30px),var(--container))}.hero-grid{grid-template-columns:1fr;gap:34px}.editorial-hero{padding:58px 0}.hero-copy p{font-size:16px}.hero-image{order:2}.section-head{align-items:start;margin-bottom:28px}.section-index{font-size:38px}.feature-strip{grid-template-columns:1fr;padding:22px}.selection-list{grid-template-columns:1fr}.scene-grid{grid-template-columns:1fr}.scene,.scene:first-child{padding:24px 0;border-right:0;border-bottom:1px solid var(--border)}.scene:last-child{border-bottom:0}.related-inner,.footer-top{align-items:flex-start;flex-direction:column}}
    @media(max-width:520px){body{font-size:16px}.navbar-brand{font-size:17px}.logo-mark{width:32px;height:32px}.hero-actions .btn{width:100%}.selection-item{grid-template-columns:112px 1fr;gap:13px}.selection-item h3{font-size:16px}.selection-item p{font-size:13px}.item-foot{display:block}.item-foot span{display:block}.footer-links{gap:13px 20px}}