/* roulang page: index */
:root {
            --primary: #167d70;
            --primary-dark: #0f6258;
            --accent: #e7784f;
            --yellow: #f5c85b;
            --ink: #17201e;
            --muted: #66736f;
            --paper: #fbfaf6;
            --surface: #ffffff;
            --soft: #eef4f0;
            --line: #dce6e1;
            --danger: #b93838;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 16px;
            --shadow: 0 18px 50px rgba(31, 54, 48, .10);
            --shadow-hover: 0 22px 58px rgba(31, 54, 48, .16);
            --transition: 180ms ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            color: var(--ink);
            background: var(--paper);
            font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
            line-height: 1.7;
            letter-spacing: 0;
            -webkit-font-smoothing: antialiased;
        }

        body.menu-open {
            overflow: hidden;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition), background var(--transition), transform var(--transition), box-shadow var(--transition);
        }

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

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

        button {
            cursor: pointer;
        }

        :focus-visible {
            outline: 3px solid rgba(22, 125, 112, .28);
            outline-offset: 3px;
        }

        .site-container {
            width: min(1180px, calc(100% - 40px));
            margin-inline: auto;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(255, 255, 255, .96);
            border-bottom: 1px solid var(--line);
            box-shadow: 0 5px 22px rgba(31, 54, 48, .05);
            backdrop-filter: blur(12px);
        }

        .nav-wrap {
            min-height: 76px;
            display: flex;
            align-items: center;
            gap: 28px;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 11px;
            flex: 0 0 auto;
            font-size: 17px;
            font-weight: 900;
            white-space: nowrap;
        }

        .brand-mark {
            width: 38px;
            height: 38px;
            display: grid;
            place-items: center;
            color: white;
            background: var(--primary);
            border-radius: 12px;
            box-shadow: 0 8px 20px rgba(22, 125, 112, .22);
        }

        .brand-mark svg,
        .icon svg {
            width: 20px;
            height: 20px;
            stroke: currentColor;
            fill: none;
            stroke-width: 2;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .desktop-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-right: auto;
        }

        .nav-link {
            padding: 9px 14px;
            border-radius: var(--radius-sm);
            color: #4f5e5a;
            font-size: 14px;
            font-weight: 700;
        }

        .nav-link:hover,
        .nav-link.active {
            color: var(--primary-dark);
            background: var(--soft);
        }

        .nav-link.active {
            box-shadow: inset 0 -2px 0 var(--primary);
        }

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

        .search-box {
            width: 210px;
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 0 12px;
            background: #f6f8f7;
            border: 1px solid var(--line);
            border-radius: 999px;
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .search-box:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(22, 125, 112, .10);
        }

        .search-box svg {
            width: 17px;
            color: var(--muted);
        }

        .search-box input {
            width: 100%;
            padding: 10px 0;
            border: 0;
            outline: 0;
            color: var(--ink);
            background: transparent;
            font-size: 13px;
        }

        .btn {
            min-height: 44px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 18px;
            border: 1px solid transparent;
            border-radius: 10px;
            font-weight: 800;
            line-height: 1.2;
            text-align: center;
            transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition);
        }

        .btn:hover {
            transform: translateY(-2px);
        }

        .btn-primary {
            color: #fff;
            background: var(--primary);
            box-shadow: 0 10px 24px rgba(22, 125, 112, .20);
        }

        .btn-primary:hover,
        .btn-primary:active {
            background: var(--primary-dark);
            box-shadow: 0 14px 30px rgba(22, 125, 112, .28);
        }

        .btn-secondary {
            color: var(--ink);
            background: rgba(255, 255, 255, .9);
            border-color: #cfdcd6;
        }

        .btn-secondary:hover {
            border-color: var(--primary);
            color: var(--primary-dark);
            box-shadow: 0 10px 25px rgba(31, 54, 48, .09);
        }

        .menu-toggle {
            width: 44px;
            height: 44px;
            display: none;
            place-items: center;
            border: 1px solid var(--line);
            border-radius: 10px;
            color: var(--ink);
            background: white;
        }

        .mobile-panel {
            display: none;
            padding: 0 20px 20px;
            border-top: 1px solid var(--line);
            background: white;
        }

        .mobile-panel.open {
            display: block;
        }

        .mobile-panel .nav-link {
            display: block;
            margin-top: 8px;
        }

        .mobile-panel .search-box {
            width: 100%;
            margin: 14px 0 10px;
        }

        .hero {
            position: relative;
            min-height: 620px;
            overflow: hidden;
            background:
                linear-gradient(90deg, rgba(16, 30, 27, .91), rgba(16, 30, 27, .72) 53%, rgba(16, 30, 27, .40)),
                url("https://images.unsplash.com/photo-1519608487953-e999c86e7455?auto=format&fit=crop&w=1920&q=86") center/cover no-repeat;
        }

        .hero::after {
            content: "";
            position: absolute;
            inset: auto 0 0;
            height: 130px;
            background: linear-gradient(to top, rgba(251, 250, 246, .22), transparent);
            pointer-events: none;
        }

        .hero-inner {
            position: relative;
            z-index: 1;
            min-height: 620px;
            display: grid;
            grid-template-columns: minmax(0, 1.12fr) minmax(300px, .62fr);
            align-items: center;
            gap: 70px;
            padding-block: 62px 78px;
        }

        .eyebrow,
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            width: fit-content;
            padding: 6px 10px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 800;
        }

        .eyebrow {
            color: #e9fff9;
            background: rgba(255, 255, 255, .12);
            border: 1px solid rgba(255, 255, 255, .20);
        }

        .hero h1 {
            max-width: 780px;
            margin: 20px 0 18px;
            color: white;
            font-size: clamp(38px, 5.2vw, 68px);
            line-height: 1.1;
            font-weight: 950;
            letter-spacing: 0;
        }

        .hero-copy {
            max-width: 740px;
            margin: 0;
            color: rgba(255, 255, 255, .82);
            font-size: 17px;
            line-height: 1.9;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 30px;
        }

        .hero-actions .btn-primary {
            color: var(--ink);
            background: var(--yellow);
            box-shadow: 0 12px 28px rgba(245, 200, 91, .22);
        }

        .hero-actions .btn-primary:hover {
            background: #ffd873;
        }

        .hero-points {
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
            margin-top: 25px;
            color: rgba(255, 255, 255, .76);
            font-size: 13px;
        }

        .hero-point {
            display: flex;
            align-items: center;
            gap: 7px;
        }

        .hero-point strong {
            color: white;
        }

        .guide-cover {
            position: relative;
            padding: 25px;
            color: var(--ink);
            background: rgba(255, 255, 255, .96);
            border: 1px solid rgba(255, 255, 255, .42);
            border-radius: var(--radius-lg);
            box-shadow: 0 28px 70px rgba(0, 0, 0, .26);
            transform: rotate(1.5deg);
        }

        .guide-cover::before {
            content: "";
            position: absolute;
            inset: 10px -10px -10px 10px;
            z-index: -1;
            background: var(--accent);
            border-radius: var(--radius-lg);
        }

        .cover-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-bottom: 18px;
            border-bottom: 1px solid var(--line);
        }

        .cover-number {
            color: var(--primary);
            font-weight: 900;
        }

        .guide-cover h2 {
            margin: 25px 0 8px;
            font-size: 28px;
            line-height: 1.3;
            font-weight: 900;
        }

        .guide-cover p {
            margin: 0;
            color: var(--muted);
            font-size: 14px;
        }

        .cover-list {
            display: grid;
            gap: 12px;
            margin-top: 25px;
        }

        .cover-item {
            display: grid;
            grid-template-columns: 28px 1fr;
            align-items: center;
            gap: 10px;
            padding-top: 12px;
            border-top: 1px solid var(--line);
            font-size: 14px;
            font-weight: 800;
        }

        .cover-item span {
            color: var(--accent);
            font-weight: 900;
        }

        .section {
            padding: 86px 0;
        }

        .section-alt {
            background: #f1f5f2;
            border-top: 1px solid #e3ebe7;
            border-bottom: 1px solid #e3ebe7;
        }

        .section-dark {
            color: white;
            background: #17201e;
        }

        .section-head {
            display: flex;
            align-items: end;
            justify-content: space-between;
            gap: 35px;
            margin-bottom: 38px;
        }

        .section-head-copy {
            max-width: 710px;
        }

        .kicker {
            margin: 0 0 8px;
            color: var(--primary);
            font-size: 13px;
            font-weight: 900;
        }

        .section-title {
            margin: 0;
            font-size: clamp(28px, 3.6vw, 43px);
            line-height: 1.25;
            font-weight: 950;
            letter-spacing: 0;
        }

        .section-desc {
            max-width: 700px;
            margin: 14px 0 0;
            color: var(--muted);
            font-size: 15px;
            line-height: 1.9;
        }

        .feature-layout {
            display: grid;
            grid-template-columns: .85fr 1.15fr;
            gap: 24px;
        }

        .feature-lead {
            padding: 34px;
            border-radius: var(--radius-lg);
            background: var(--primary);
            color: white;
            box-shadow: var(--shadow);
        }

        .feature-lead .icon {
            width: 52px;
            height: 52px;
            display: grid;
            place-items: center;
            margin-bottom: 35px;
            color: var(--ink);
            background: var(--yellow);
            border-radius: 14px;
        }

        .feature-lead h3 {
            margin: 0 0 13px;
            font-size: 27px;
            font-weight: 900;
        }

        .feature-lead p {
            margin: 0;
            color: rgba(255, 255, 255, .78);
        }

        .feature-list {
            display: grid;
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 16px;
        }

        .card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            box-shadow: 0 10px 32px rgba(31, 54, 48, .06);
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
        }

        .card:hover {
            transform: translateY(-4px);
            border-color: #bfd3ca;
            box-shadow: var(--shadow-hover);
        }

        .feature-card {
            padding: 25px;
        }

        .feature-card .icon {
            width: 42px;
            height: 42px;
            display: grid;
            place-items: center;
            margin-bottom: 22px;
            color: var(--primary);
            background: var(--soft);
            border-radius: 12px;
        }

        .feature-card h3 {
            margin: 0 0 8px;
            font-size: 18px;
            font-weight: 900;
        }

        .feature-card p {
            margin: 0;
            color: var(--muted);
            font-size: 14px;
        }

        .timeline {
            position: relative;
            display: grid;
            grid-template-columns: repeat(4, minmax(0, 1fr));
            gap: 18px;
        }

        .timeline::before {
            content: "";
            position: absolute;
            top: 29px;
            left: 8%;
            right: 8%;
            height: 2px;
            background: #c8d9d1;
        }

        .timeline-item {
            position: relative;
            z-index: 1;
        }

        .step-number {
            width: 58px;
            height: 58px;
            display: grid;
            place-items: center;
            margin-bottom: 18px;
            color: white;
            background: var(--primary);
            border: 7px solid #f1f5f2;
            border-radius: 50%;
            font-size: 14px;
            font-weight: 900;
        }

        .timeline-card {
            min-height: 190px;
            padding: 22px;
        }

        .timeline-card time {
            color: var(--accent);
            font-size: 12px;
            font-weight: 900;
        }

        .timeline-card h3 {
            margin: 8px 0 9px;
            font-size: 18px;
            font-weight: 900;
        }

        .timeline-card p {
            margin: 0;
            color: var(--muted);
            font-size: 14px;
        }

        .highlight-grid {
            display: grid;
            grid-template-columns: 1.15fr .85fr .85fr;
            gap: 18px;
        }

        .highlight-card {
            position: relative;
            min-height: 310px;
            overflow: hidden;
            border-radius: var(--radius-lg);
            background: #222;
            box-shadow: var(--shadow);
        }

        .highlight-card:first-child {
            grid-row: span 2;
            min-height: 638px;
        }

        .highlight-card img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 500ms ease;
        }

        .highlight-card:hover img {
            transform: scale(1.035);
        }

        .image-mask {
            position: absolute;
            inset: 0;
            display: flex;
            flex-direction: column;
            justify-content: end;
            padding: 27px;
            color: white;
            background: linear-gradient(to top, rgba(12, 19, 17, .92), rgba(12, 19, 17, .05) 68%);
        }

        .image-mask h3 {
            margin: 10px 0 8px;
            font-size: 22px;
            font-weight: 900;
        }

        .highlight-card:first-child h3 {
            font-size: 30px;
        }

        .image-mask p {
            margin: 0;
            color: rgba(255, 255, 255, .76);
            font-size: 14px;
        }

        .badge {
            color: var(--primary-dark);
            background: #dff4eb;
        }

        .badge-orange {
            color: #8c3c20;
            background: #ffeadf;
        }

        .badge-yellow {
            color: #705200;
            background: #fff1bb;
        }

        .collection-strip {
            margin-top: 20px;
            display: grid;
            grid-template-columns: 1.4fr .8fr .8fr;
            gap: 16px;
        }

        .collection-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            padding: 21px;
        }

        .collection-item h3 {
            margin: 0 0 4px;
            font-size: 16px;
            font-weight: 900;
        }

        .collection-item p {
            margin: 0;
            color: var(--muted);
            font-size: 13px;
        }

        .circle-arrow {
            width: 38px;
            height: 38px;
            flex: 0 0 auto;
            display: grid;
            place-items: center;
            color: var(--primary);
            border: 1px solid var(--line);
            border-radius: 50%;
        }

        .collection-item:hover .circle-arrow {
            color: white;
            background: var(--primary);
            border-color: var(--primary);
        }

        .compare-wrap {
            overflow-x: auto;
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            background: white;
            box-shadow: var(--shadow);
        }

        .compare-grid {
            min-width: 760px;
            display: grid;
            grid-template-columns: 1.2fr repeat(3, 1fr);
        }

        .compare-cell {
            min-height: 62px;
            display: flex;
            align-items: center;
            padding: 17px 20px;
            border-right: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
            font-size: 14px;
        }

        .compare-cell:nth-child(4n) {
            border-right: 0;
        }

        .compare-cell:nth-last-child(-n+4) {
            border-bottom: 0;
        }

        .compare-head {
            min-height: 110px;
            align-items: flex-start;
            flex-direction: column;
            justify-content: center;
            font-weight: 900;
            background: #f6f8f7;
        }

        .compare-head.recommended {
            color: white;
            background: var(--primary);
        }

        .compare-label {
            font-weight: 900;
        }

        .check {
            color: var(--primary);
            font-weight: 900;
        }

        .muted-value {
            color: #84908c;
        }

        .news-layout {
            display: grid;
            grid-template-columns: 1.35fr .65fr;
            gap: 28px;
        }

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

        .news-item {
            display: grid;
            grid-template-columns: 108px 1fr auto;
            align-items: center;
            gap: 20px;
            padding: 23px 4px;
            border-bottom: 1px solid var(--line);
        }

        .news-item time {
            color: var(--muted);
            font-size: 13px;
        }

        .news-item h3 {
            margin: 0 0 5px;
            font-size: 17px;
            font-weight: 900;
        }

        .news-item p {
            margin: 0;
            color: var(--muted);
            font-size: 13px;
        }

        .news-item:hover h3 {
            color: var(--primary);
        }

        .news-arrow {
            color: var(--primary);
            font-size: 21px;
        }

        .editor-pick {
            padding: 28px;
            color: white;
            background: var(--accent);
            border: 0;
        }

        .editor-pick .badge {
            color: var(--ink);
            background: var(--yellow);
        }

        .editor-pick h3 {
            margin: 22px 0 10px;
            font-size: 25px;
            font-weight: 900;
        }

        .editor-pick p {
            margin: 0 0 26px;
            color: rgba(255, 255, 255, .82);
        }

        .editor-pick .btn {
            width: 100%;
        }

        .faq-wrap {
            display: grid;
            grid-template-columns: .65fr 1.35fr;
            gap: 55px;
            align-items: start;
        }

        .faq-intro {
            position: sticky;
            top: 110px;
        }

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

        .faq-list {
            display: grid;
            gap: 12px;
        }

        .faq-item {
            overflow: hidden;
            background: white;
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
        }

        .faq-question {
            width: 100%;
            min-height: 70px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            padding: 18px 20px;
            border: 0;
            color: var(--ink);
            background: transparent;
            text-align: left;
            font-weight: 900;
        }

        .faq-question:hover {
            color: var(--primary);
            background: #f8faf9;
        }

        .faq-symbol {
            width: 30px;
            height: 30px;
            flex: 0 0 auto;
            display: grid;
            place-items: center;
            color: var(--primary);
            background: var(--soft);
            border-radius: 50%;
            transition: transform var(--transition);
        }

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

        .faq-answer {
            display: none;
            padding: 0 20px 20px;
            color: var(--muted);
            font-size: 14px;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        .faq-answer p {
            margin: 0;
        }

        .cta-section {
            padding: 78px 0;
            background: #dfeee8;
            border-top: 1px solid #cfe0d8;
        }

        .cta-grid {
            display: grid;
            grid-template-columns: .9fr 1.1fr;
            gap: 55px;
            align-items: center;
        }

        .cta-copy h2 {
            margin: 0;
            font-size: clamp(30px, 4vw, 48px);
            line-height: 1.2;
            font-weight: 950;
        }

        .cta-copy p {
            margin: 16px 0 0;
            color: #586761;
        }

        .trust-list {
            display: grid;
            gap: 11px;
            margin: 25px 0 0;
            padding: 0;
            list-style: none;
        }

        .trust-list li {
            display: flex;
            gap: 9px;
            align-items: center;
            font-weight: 700;
        }

        .trust-list li::before {
            content: "✓";
            width: 23px;
            height: 23px;
            display: grid;
            place-items: center;
            color: white;
            background: var(--primary);
            border-radius: 50%;
            font-size: 12px;
        }

        .lead-form {
            padding: 30px;
            background: white;
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
        }

        .form-grid {
            display: grid;
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 16px;
        }

        .field {
            display: grid;
            gap: 7px;
        }

        .field-full {
            grid-column: 1 / -1;
        }

        .field label {
            font-size: 13px;
            font-weight: 800;
        }

        .field input,
        .field select,
        .field textarea {
            width: 100%;
            min-height: 48px;
            padding: 11px 13px;
            color: var(--ink);
            background: #fbfcfb;
            border: 1px solid #cedbd5;
            border-radius: 9px;
            outline: none;
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .field textarea {
            min-height: 92px;
            resize: vertical;
        }

        .field input:focus,
        .field select:focus,
        .field textarea:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(22, 125, 112, .10);
        }

        .field.invalid input,
        .field.invalid select {
            border-color: var(--danger);
            box-shadow: 0 0 0 3px rgba(185, 56, 56, .08);
        }

        .error-text {
            display: none;
            color: var(--danger);
            font-size: 12px;
        }

        .field.invalid .error-text {
            display: block;
        }

        .consent {
            display: flex;
            align-items: flex-start;
            gap: 9px;
            margin: 18px 0;
            color: var(--muted);
            font-size: 12px;
        }

        .consent input {
            margin-top: 5px;
            accent-color: var(--primary);
        }

        .lead-form .btn {
            width: 100%;
        }

        .form-status {
            min-height: 24px;
            margin: 10px 0 0;
            color: var(--primary-dark);
            font-size: 13px;
            text-align: center;
        }

        .site-footer {
            padding: 55px 0 28px;
            color: #cad6d1;
            background: #17201e;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr .6fr .8fr;
            gap: 60px;
            padding-bottom: 38px;
        }

        .footer-brand .brand {
            color: white;
        }

        .footer-brand p {
            max-width: 500px;
            margin: 18px 0 0;
            color: #9eaea8;
            font-size: 14px;
        }

        .footer-title {
            margin: 0 0 14px;
            color: white;
            font-size: 14px;
            font-weight: 900;
        }

        .footer-links {
            display: grid;
            gap: 9px;
        }

        .footer-links a {
            width: fit-content;
            color: #aebcb7;
            font-size: 13px;
        }

        .footer-links a:hover {
            color: var(--yellow);
        }

        .compliance {
            padding: 16px;
            color: #aebcb7;
            background: rgba(255, 255, 255, .05);
            border: 1px solid rgba(255, 255, 255, .08);
            border-radius: 10px;
            font-size: 12px;
        }

        .copyright {
            display: flex;
            justify-content: space-between;
            gap: 20px;
            padding-top: 25px;
            color: #7f918b;
            border-top: 1px solid rgba(255, 255, 255, .09);
            font-size: 12px;
        }

        @media (max-width: 1024px) {
            .desktop-nav,
            .nav-actions .search-box {
                display: none;
            }

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

            .menu-toggle {
                display: grid;
            }

            .hero-inner {
                grid-template-columns: minmax(0, 1fr) 310px;
                gap: 34px;
            }

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

            .timeline {
                grid-template-columns: repeat(2, minmax(0, 1fr));
            }

            .timeline::before {
                display: none;
            }

            .highlight-grid {
                grid-template-columns: repeat(2, minmax(0, 1fr));
            }

            .highlight-card:first-child {
                grid-row: auto;
                grid-column: 1 / -1;
                min-height: 430px;
            }

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

            .collection-item:first-child {
                grid-column: 1 / -1;
            }

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

            .faq-intro {
                position: static;
            }

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

            .footer-brand {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 768px) {
            .site-container {
                width: min(100% - 28px, 1180px);
            }

            .nav-wrap {
                min-height: 68px;
                gap: 12px;
            }

            .brand {
                font-size: 14px;
            }

            .brand-mark {
                width: 35px;
                height: 35px;
            }

            .nav-actions > .btn {
                display: none;
            }

            .hero {
                min-height: auto;
            }

            .hero-inner {
                min-height: auto;
                grid-template-columns: 1fr;
                padding-block: 58px 65px;
            }

            .hero h1 {
                font-size: 42px;
            }

            .guide-cover {
                max-width: 460px;
                transform: none;
            }

            .section {
                padding: 68px 0;
            }

            .section-head {
                display: block;
            }

            .section-head .btn {
                margin-top: 20px;
            }

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

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

            .timeline-item {
                display: grid;
                grid-template-columns: 58px 1fr;
                gap: 14px;
            }

            .timeline-card {
                min-height: 0;
            }

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

            .highlight-card,
            .highlight-card:first-child {
                grid-column: auto;
                min-height: 390px;
            }

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

            .collection-item:first-child {
                grid-column: auto;
            }

            .news-item {
                grid-template-columns: 88px 1fr auto;
                gap: 11px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .footer-brand {
                grid-column: auto;
            }

            .copyright {
                flex-direction: column;
            }
        }

        @media (max-width: 520px) {
            .hero h1 {
                font-size: 35px;
                overflow-wrap: anywhere;
            }

            .hero-copy {
                font-size: 15px;
            }

            .hero-actions {
                display: grid;
            }

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

            .hero-points {
                display: grid;
                gap: 9px;
            }

            .guide-cover {
                padding: 21px;
            }

            .guide-cover h2 {
                font-size: 23px;
            }

            .section-title {
                font-size: 28px;
            }

            .feature-lead,
            .lead-form {
                padding: 23px;
            }

            .timeline-item {
                grid-template-columns: 48px 1fr;
            }

            .step-number {
                width: 48px;
                height: 48px;
                border-width: 5px;
            }

            .highlight-card,
            .highlight-card:first-child {
                min-height: 350px;
            }

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

            .news-item time {
                grid-column: 1 / -1;
            }

            .cta-copy h2 {
                font-size: 31px;
            }

            .footer-grid {
                gap: 28px;
            }
        }

/* roulang page: category1 */
:root {
      --bg: #fffaf2;
      --bg-soft: #f7f4ec;
      --surface: #ffffff;
      --surface-tint: #f1fbf6;
      --text: #171713;
      --muted: #6d6a60;
      --weak: #969184;
      --line: #e8dfd1;
      --primary: #1f8a70;
      --primary-dark: #146b56;
      --primary-soft: #dff5ec;
      --accent: #f0a33a;
      --accent-soft: #fff0d7;
      --yellow: #ffd979;
      --danger: #c94f4f;
      --radius-sm: 10px;
      --radius: 16px;
      --radius-lg: 24px;
      --shadow-sm: 0 8px 24px rgba(45, 39, 24, .06);
      --shadow: 0 18px 48px rgba(45, 39, 24, .10);
      --shadow-hover: 0 24px 60px rgba(31, 138, 112, .16);
      --container: 1180px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
      color: var(--text);
      background:
        radial-gradient(circle at 8% 4%, rgba(255, 217, 121, .28), transparent 28%),
        radial-gradient(circle at 92% 8%, rgba(31, 138, 112, .14), transparent 30%),
        linear-gradient(180deg, #fffaf2 0%, #f8f5ed 48%, #ffffff 100%);
      line-height: 1.7;
      min-width: 320px;
    }

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

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

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

    button {
      cursor: pointer;
    }

    ::selection {
      background: rgba(31, 138, 112, .18);
    }

    .site-container {
      width: min(var(--container), calc(100% - 40px));
      margin: 0 auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(255, 255, 255, .88);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(232, 223, 209, .85);
      box-shadow: 0 8px 28px rgba(32, 30, 22, .04);
    }

    .nav-wrap {
      min-height: 76px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 22px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-weight: 900;
      letter-spacing: -.02em;
      color: var(--text);
      white-space: nowrap;
    }

    .brand:hover .brand-mark {
      transform: translateY(-1px) rotate(-4deg);
      box-shadow: 0 14px 30px rgba(31, 138, 112, .22);
    }

    .brand-mark {
      width: 38px;
      height: 38px;
      border-radius: 13px;
      display: grid;
      place-items: center;
      color: #fff;
      background: linear-gradient(135deg, var(--primary), #39b58f);
      box-shadow: 0 10px 22px rgba(31, 138, 112, .20);
      transition: .25s ease;
      flex: 0 0 auto;
    }

    .brand-mark svg {
      width: 19px;
      height: 19px;
      fill: currentColor;
    }

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

    .nav-link {
      position: relative;
      display: inline-flex;
      align-items: center;
      min-height: 40px;
      padding: 8px 14px;
      border-radius: 999px;
      color: #4f4b41;
      font-size: 15px;
      font-weight: 700;
      transition: .2s ease;
      white-space: nowrap;
    }

    .nav-link:hover {
      color: var(--primary-dark);
      background: var(--primary-soft);
    }

    .nav-link.active {
      color: var(--primary-dark);
      background: #e8f7f0;
      box-shadow: inset 0 0 0 1px rgba(31, 138, 112, .14);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .search-box {
      width: 236px;
      min-height: 42px;
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 0 13px;
      border: 1px solid var(--line);
      border-radius: 999px;
      background: #fff;
      color: var(--weak);
      transition: .2s ease;
    }

    .search-box:focus-within {
      border-color: rgba(31, 138, 112, .45);
      box-shadow: 0 0 0 4px rgba(31, 138, 112, .10);
    }

    .search-box svg {
      width: 17px;
      height: 17px;
      flex: 0 0 auto;
    }

    .search-box input {
      width: 100%;
      border: 0;
      outline: 0;
      color: var(--text);
      background: transparent;
      font-size: 14px;
    }

    .search-box input::placeholder {
      color: #aaa398;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 44px;
      padding: 10px 17px;
      border-radius: 999px;
      border: 1px solid transparent;
      font-weight: 800;
      line-height: 1;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease, color .2s ease;
      user-select: none;
    }

    .btn:hover {
      transform: translateY(-2px);
    }

    .btn:focus-visible,
    .nav-link:focus-visible,
    .faq-trigger:focus-visible,
    .menu-toggle:focus-visible,
    input:focus-visible,
    textarea:focus-visible {
      outline: 3px solid rgba(31, 138, 112, .28);
      outline-offset: 3px;
    }

    .btn-primary {
      color: #fff;
      background: var(--primary);
      box-shadow: 0 12px 28px rgba(31, 138, 112, .22);
    }

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

    .btn-secondary {
      color: var(--primary-dark);
      background: #fff;
      border-color: rgba(31, 138, 112, .22);
      box-shadow: var(--shadow-sm);
    }

    .btn-secondary:hover {
      border-color: rgba(31, 138, 112, .38);
      box-shadow: 0 18px 38px rgba(45, 39, 24, .10);
    }

    .menu-toggle {
      width: 44px;
      height: 44px;
      border: 1px solid var(--line);
      border-radius: 999px;
      display: none;
      place-items: center;
      background: #fff;
      color: var(--text);
      transition: .2s ease;
    }

    .menu-toggle:hover {
      background: var(--primary-soft);
      border-color: rgba(31, 138, 112, .2);
    }

    .mobile-panel {
      display: none;
      border-top: 1px solid var(--line);
      background: rgba(255, 255, 255, .96);
      padding: 14px 20px 20px;
    }

    .mobile-panel.is-open {
      display: block;
    }

    .mobile-panel nav {
      display: grid;
      gap: 8px;
      margin-bottom: 12px;
    }

    main {
      overflow: hidden;
    }

    .page-hero {
      padding: 38px 0 26px;
    }

    .hero-band {
      position: relative;
      overflow: hidden;
      border: 1px solid rgba(232, 223, 209, .86);
      border-radius: var(--radius-lg);
      background:
        linear-gradient(135deg, rgba(255,255,255,.92), rgba(241,251,246,.96)),
        radial-gradient(circle at 78% 18%, rgba(255, 217, 121, .38), transparent 34%);
      box-shadow: var(--shadow-sm);
    }

    .hero-band::before {
      content: "";
      position: absolute;
      inset: auto -80px -120px auto;
      width: 340px;
      height: 340px;
      border-radius: 50%;
      background: rgba(31, 138, 112, .10);
    }

    .hero-content {
      position: relative;
      padding: 34px clamp(22px, 5vw, 54px);
      display: grid;
      grid-template-columns: 1.35fr .65fr;
      gap: 28px;
      align-items: center;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      width: fit-content;
      padding: 6px 12px;
      border-radius: 999px;
      background: var(--accent-soft);
      color: #8b5a10;
      font-size: 13px;
      font-weight: 800;
      border: 1px solid rgba(240, 163, 58, .22);
    }

    .eyebrow::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 0 0 4px rgba(240, 163, 58, .16);
    }

    h1 {
      margin: 16px 0 12px;
      max-width: 820px;
      font-size: clamp(32px, 5vw, 54px);
      line-height: 1.08;
      letter-spacing: -.04em;
      font-weight: 950;
      color: var(--text);
    }

    .hero-lead {
      max-width: 780px;
      color: var(--muted);
      font-size: clamp(16px, 2vw, 18px);
      margin: 0;
    }

    .hero-actions {
      margin-top: 22px;
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }

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

    .tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      min-height: 32px;
      padding: 6px 11px;
      border-radius: 999px;
      background: #fff;
      border: 1px solid var(--line);
      color: #625e54;
      font-size: 13px;
      font-weight: 750;
      box-shadow: 0 6px 14px rgba(45, 39, 24, .04);
    }

    .tag.hot {
      background: var(--primary-soft);
      border-color: rgba(31, 138, 112, .22);
      color: var(--primary-dark);
    }

    .hero-note-card {
      position: relative;
      padding: 18px;
      border-radius: 18px;
      background: rgba(255, 255, 255, .78);
      border: 1px solid rgba(232, 223, 209, .9);
      box-shadow: 0 16px 34px rgba(45, 39, 24, .08);
    }

    .mini-stat {
      display: grid;
      grid-template-columns: auto 1fr;
      gap: 12px;
      align-items: start;
      padding: 12px 0;
      border-bottom: 1px dashed rgba(232, 223, 209, .95);
    }

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

    .num-dot {
      width: 34px;
      height: 34px;
      border-radius: 12px;
      display: grid;
      place-items: center;
      font-weight: 900;
      color: var(--primary-dark);
      background: var(--primary-soft);
    }

    .mini-stat strong {
      display: block;
      font-size: 15px;
      line-height: 1.35;
    }

    .mini-stat span {
      display: block;
      color: var(--muted);
      font-size: 13px;
      margin-top: 2px;
      line-height: 1.55;
    }

    .section {
      padding: 42px 0;
    }

    .section-head {
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 24px;
      margin-bottom: 22px;
    }

    .section-kicker {
      margin: 0 0 7px;
      color: var(--primary-dark);
      font-size: 13px;
      font-weight: 900;
      letter-spacing: .06em;
    }

    .section-title {
      margin: 0;
      font-size: clamp(25px, 3.2vw, 38px);
      line-height: 1.16;
      letter-spacing: -.03em;
      font-weight: 950;
    }

    .section-desc {
      max-width: 540px;
      margin: 0;
      color: var(--muted);
      font-size: 15px;
    }

    .content-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 318px;
      gap: 24px;
      align-items: start;
    }

    .cards-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 18px;
    }

    .topic-card {
      position: relative;
      display: flex;
      flex-direction: column;
      min-height: 244px;
      padding: 22px;
      border-radius: var(--radius);
      background: var(--surface);
      border: 1px solid var(--line);
      box-shadow: var(--shadow-sm);
      transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
    }

    .topic-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(31, 138, 112, .26);
    }

    .card-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      margin-bottom: 16px;
    }

    .status {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      font-size: 13px;
      font-weight: 850;
      color: var(--primary-dark);
      background: var(--primary-soft);
      border: 1px solid rgba(31, 138, 112, .16);
      border-radius: 999px;
      padding: 6px 10px;
    }

    .status::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: #31a879;
    }

    .time {
      color: var(--weak);
      font-size: 13px;
      white-space: nowrap;
    }

    .topic-card h2,
    .topic-card h3 {
      margin: 0 0 10px;
      font-size: 20px;
      line-height: 1.32;
      font-weight: 920;
      letter-spacing: -.02em;
    }

    .topic-card p {
      margin: 0;
      color: var(--muted);
      font-size: 14.5px;
    }

    .card-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: auto;
      padding-top: 20px;
    }

    .small-tag {
      display: inline-flex;
      align-items: center;
      border-radius: 999px;
      padding: 5px 9px;
      color: #6a5a37;
      background: #fff6e5;
      border: 1px solid rgba(240, 163, 58, .18);
      font-size: 12px;
      font-weight: 800;
    }

    .side-stack {
      position: sticky;
      top: 96px;
      display: grid;
      gap: 16px;
    }

    .side-card {
      border-radius: var(--radius);
      border: 1px solid var(--line);
      background: rgba(255, 255, 255, .86);
      box-shadow: var(--shadow-sm);
      padding: 20px;
    }

    .side-card h2,
    .side-card h3 {
      margin: 0 0 10px;
      font-size: 18px;
      font-weight: 920;
    }

    .side-card p {
      margin: 0;
      color: var(--muted);
      font-size: 14px;
    }

    .hot-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 14px;
    }

    .notice-list {
      display: grid;
      gap: 11px;
      margin: 14px 0 0;
      padding: 0;
      list-style: none;
    }

    .notice-list li {
      display: grid;
      grid-template-columns: 24px 1fr;
      gap: 9px;
      align-items: start;
      color: var(--muted);
      font-size: 14px;
    }

    .check {
      width: 24px;
      height: 24px;
      border-radius: 8px;
      display: grid;
      place-items: center;
      color: var(--primary-dark);
      background: var(--primary-soft);
      font-weight: 900;
      line-height: 1;
    }

    .timeline-wrap {
      position: relative;
      border-radius: var(--radius-lg);
      background: #171713;
      color: #fff;
      padding: clamp(22px, 4vw, 34px);
      overflow: hidden;
      box-shadow: var(--shadow);
    }

    .timeline-wrap::after {
      content: "";
      position: absolute;
      right: -90px;
      top: -90px;
      width: 260px;
      height: 260px;
      border-radius: 50%;
      background: rgba(255, 217, 121, .16);
    }

    .timeline-head {
      position: relative;
      z-index: 1;
      display: flex;
      justify-content: space-between;
      gap: 20px;
      align-items: end;
      margin-bottom: 24px;
    }

    .timeline-head h2 {
      margin: 0;
      font-size: clamp(24px, 3vw, 34px);
      font-weight: 950;
      letter-spacing: -.03em;
    }

    .timeline-head p {
      margin: 0;
      max-width: 500px;
      color: rgba(255, 255, 255, .72);
      font-size: 15px;
    }

    .steps {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 14px;
    }

    .step-card {
      padding: 18px;
      border-radius: 16px;
      background: rgba(255, 255, 255, .08);
      border: 1px solid rgba(255, 255, 255, .12);
    }

    .step-no {
      width: 38px;
      height: 38px;
      display: grid;
      place-items: center;
      border-radius: 14px;
      background: var(--yellow);
      color: #2f2106;
      font-weight: 950;
      margin-bottom: 14px;
    }

    .step-card strong {
      display: block;
      font-size: 16px;
      margin-bottom: 6px;
    }

    .step-card span {
      display: block;
      color: rgba(255, 255, 255, .72);
      font-size: 13.5px;
    }

    .compare {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 20px;
      align-items: stretch;
    }

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

    .compare-card.featured {
      background: linear-gradient(180deg, #fff, #f0fbf6);
      border-color: rgba(31, 138, 112, .22);
      box-shadow: var(--shadow);
    }

    .compare-card h3 {
      margin: 0 0 8px;
      font-size: 22px;
      font-weight: 950;
    }

    .compare-card p {
      margin: 0 0 16px;
      color: var(--muted);
    }

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

    .compare-list li {
      display: flex;
      gap: 10px;
      align-items: flex-start;
      color: #403d35;
      font-size: 14.5px;
    }

    .faq-grid {
      display: grid;
      grid-template-columns: .72fr 1.28fr;
      gap: 24px;
      align-items: start;
    }

    .faq-intro {
      padding: 24px;
      border-radius: var(--radius-lg);
      background: var(--accent-soft);
      border: 1px solid rgba(240, 163, 58, .18);
    }

    .faq-intro h2 {
      margin: 0 0 10px;
      font-size: 28px;
      line-height: 1.2;
      font-weight: 950;
    }

    .faq-intro p {
      margin: 0;
      color: #765a2f;
    }

    .faq-list {
      display: grid;
      gap: 12px;
    }

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

    .faq-trigger {
      width: 100%;
      border: 0;
      background: transparent;
      padding: 18px 20px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      text-align: left;
      color: var(--text);
      font-weight: 900;
    }

    .faq-trigger span:first-child {
      display: inline-flex;
      gap: 10px;
      align-items: center;
    }

    .faq-index {
      width: 28px;
      height: 28px;
      border-radius: 10px;
      display: grid;
      place-items: center;
      background: var(--primary-soft);
      color: var(--primary-dark);
      font-size: 13px;
      flex: 0 0 auto;
    }

    .faq-icon {
      transition: transform .2s ease;
      color: var(--primary-dark);
    }

    .faq-answer {
      display: none;
      padding: 0 20px 18px 58px;
      color: var(--muted);
      font-size: 14.5px;
    }

    .faq-item.is-open .faq-answer {
      display: block;
    }

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

    .cta-panel {
      position: relative;
      overflow: hidden;
      border-radius: 28px;
      padding: clamp(24px, 5vw, 42px);
      background:
        radial-gradient(circle at 90% 12%, rgba(255, 217, 121, .30), transparent 24%),
        linear-gradient(135deg, var(--primary), #2fb083);
      color: #fff;
      box-shadow: var(--shadow);
    }

    .cta-panel::before {
      content: "";
      position: absolute;
      left: -80px;
      bottom: -120px;
      width: 280px;
      height: 280px;
      border-radius: 50%;
      background: rgba(255, 255, 255, .13);
    }

    .cta-inner {
      position: relative;
      display: grid;
      grid-template-columns: 1fr 420px;
      gap: 28px;
      align-items: center;
    }

    .cta-panel h2 {
      margin: 0 0 12px;
      font-size: clamp(26px, 4vw, 42px);
      line-height: 1.16;
      font-weight: 950;
      letter-spacing: -.03em;
    }

    .cta-panel p {
      margin: 0;
      color: rgba(255, 255, 255, .82);
      max-width: 680px;
    }

    .request-form {
      display: grid;
      gap: 12px;
      padding: 16px;
      border-radius: 20px;
      background: rgba(255, 255, 255, .18);
      border: 1px solid rgba(255, 255, 255, .22);
      backdrop-filter: blur(8px);
    }

    .request-form label {
      display: grid;
      gap: 6px;
      color: rgba(255, 255, 255, .9);
      font-size: 13px;
      font-weight: 800;
    }

    .request-form input,
    .request-form textarea {
      width: 100%;
      border: 1px solid rgba(255, 255, 255, .24);
      background: rgba(255, 255, 255, .95);
      color: var(--text);
      border-radius: 14px;
      padding: 12px 13px;
      outline: 0;
      transition: .2s ease;
    }

    .request-form textarea {
      min-height: 86px;
      resize: vertical;
    }

    .request-form input:focus,
    .request-form textarea:focus {
      border-color: var(--yellow);
      box-shadow: 0 0 0 4px rgba(255, 217, 121, .22);
    }

    .request-form .btn {
      width: 100%;
      background: #171713;
      color: #fff;
      box-shadow: 0 14px 30px rgba(0, 0, 0, .16);
    }

    .request-form .btn:hover {
      background: #2a281f;
    }

    .form-tip {
      color: rgba(255, 255, 255, .78);
      font-size: 12.5px;
      line-height: 1.55;
    }

    .site-footer {
      margin-top: 48px;
      padding: 46px 0 28px;
      background: #171713;
      color: #fff;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr .7fr 1fr;
      gap: 34px;
      align-items: start;
    }

    .footer-brand p {
      margin: 16px 0 0;
      color: rgba(255, 255, 255, .68);
      max-width: 520px;
      font-size: 14px;
    }

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

    .footer-title {
      margin: 0 0 14px;
      font-size: 16px;
      font-weight: 930;
      color: #fff;
    }

    .footer-links {
      display: grid;
      gap: 10px;
    }

    .footer-links a {
      color: rgba(255, 255, 255, .68);
      font-size: 14px;
      transition: .2s ease;
    }

    .footer-links a:hover {
      color: var(--yellow);
      transform: translateX(2px);
    }

    .compliance {
      color: rgba(255, 255, 255, .68);
      font-size: 14px;
      line-height: 1.7;
    }

    .copyright {
      margin-top: 34px;
      padding-top: 20px;
      border-top: 1px solid rgba(255, 255, 255, .12);
      display: flex;
      justify-content: space-between;
      gap: 16px;
      color: rgba(255, 255, 255, .55);
      font-size: 13px;
      flex-wrap: wrap;
    }

    @media (max-width: 1024px) {
      .desktop-nav,
      .nav-actions > .search-box,
      .nav-actions > .btn {
        display: none;
      }

      .menu-toggle {
        display: grid;
      }

      .hero-content,
      .content-layout,
      .compare,
      .faq-grid,
      .cta-inner {
        grid-template-columns: 1fr;
      }

      .side-stack {
        position: static;
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .steps {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

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

      .footer-brand {
        grid-column: 1 / -1;
      }
    }

    @media (max-width: 768px) {
      .site-container {
        width: min(100% - 28px, var(--container));
      }

      .nav-wrap {
        min-height: 66px;
      }

      .brand {
        font-size: 15px;
      }

      .brand-mark {
        width: 34px;
        height: 34px;
        border-radius: 12px;
      }

      .page-hero {
        padding-top: 24px;
      }

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

      .section {
        padding: 32px 0;
      }

      .section-head,
      .timeline-head {
        display: grid;
        gap: 10px;
      }

      .cards-grid,
      .side-stack,
      .steps {
        grid-template-columns: 1fr;
      }

      .topic-card {
        min-height: auto;
      }

      .faq-answer {
        padding-left: 20px;
      }

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

      .copyright {
        display: grid;
      }
    }

    @media (max-width: 520px) {
      h1 {
        font-size: 31px;
      }

      .hero-actions,
      .filter-tags {
        display: grid;
      }

      .btn {
        width: 100%;
      }

      .search-box {
        width: 100%;
      }

      .topic-card,
      .compare-card,
      .side-card,
      .faq-intro {
        padding: 18px;
      }

      .card-top {
        align-items: flex-start;
        flex-direction: column;
        gap: 8px;
      }
    }