/* roulang page: index */
:root {
            --primary: #2563eb;
            --primary-dark: #1746b3;
            --primary-soft: #eaf2ff;
            --secondary: #06b6d4;
            --accent: #7c3aed;
            --ink: #10213b;
            --muted: #64748b;
            --surface: #ffffff;
            --surface-soft: #f5f8fd;
            --line: #dbe5f2;
            --success: #059669;
            --warning: #d97706;
            --radius-sm: 12px;
            --radius-md: 20px;
            --radius-lg: 30px;
            --shadow-sm: 0 8px 24px rgba(30, 64, 175, .08);
            --shadow-md: 0 18px 45px rgba(30, 64, 175, .12);
            --shadow-lg: 0 28px 70px rgba(30, 64, 175, .17);
            --transition: 180ms ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

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

        body.menu-open {
            overflow: hidden;
        }

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

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

        button {
            border: 0;
            cursor: pointer;
        }

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

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

        :focus-visible {
            outline: 3px solid rgba(37, 99, 235, .28);
            outline-offset: 3px;
        }

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

        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            border-bottom: 1px solid rgba(219, 229, 242, .85);
            background: rgba(255, 255, 255, .92);
            box-shadow: 0 6px 24px rgba(15, 40, 80, .05);
            backdrop-filter: blur(18px);
        }

        .nav-shell {
            min-height: 76px;
            display: grid;
            grid-template-columns: minmax(220px, 1fr) auto minmax(220px, 1fr);
            align-items: center;
            gap: 24px;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            width: fit-content;
            font-size: 19px;
            font-weight: 900;
            letter-spacing: -.02em;
            color: var(--ink);
        }

        .brand-mark {
            width: 42px;
            height: 42px;
            display: grid;
            place-items: center;
            color: #fff;
            border-radius: 14px;
            background: linear-gradient(145deg, var(--primary), var(--secondary));
            box-shadow: 0 10px 24px rgba(37, 99, 235, .28);
        }

        .brand-mark svg {
            width: 23px;
            height: 23px;
        }

        .segment-nav {
            display: flex;
            align-items: center;
            gap: 5px;
            padding: 5px;
            border: 1px solid var(--line);
            border-radius: 16px;
            background: var(--surface-soft);
        }

        .segment-nav a {
            padding: 9px 18px;
            color: #53657d;
            border-radius: 11px;
            font-size: 14px;
            font-weight: 800;
            white-space: nowrap;
        }

        .segment-nav a:hover {
            color: var(--primary);
            background: #fff;
        }

        .segment-nav a.active {
            color: #fff;
            background: var(--primary);
            box-shadow: 0 7px 17px rgba(37, 99, 235, .24);
        }

        .nav-action {
            justify-self: end;
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            min-height: 43px;
            padding: 0 18px;
            color: #fff;
            border-radius: 13px;
            background: var(--ink);
            font-size: 14px;
            font-weight: 800;
            box-shadow: var(--shadow-sm);
        }

        .nav-cta:hover {
            background: var(--primary);
            transform: translateY(-2px);
        }

        .menu-toggle {
            display: none;
            width: 44px;
            height: 44px;
            padding: 0;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--line);
            border-radius: 13px;
            color: var(--ink);
            background: #fff;
        }

        .menu-toggle span,
        .menu-toggle span::before,
        .menu-toggle span::after {
            width: 20px;
            height: 2px;
            display: block;
            position: relative;
            border-radius: 99px;
            background: currentColor;
            transition: transform var(--transition), opacity var(--transition);
        }

        .menu-toggle span::before,
        .menu-toggle span::after {
            position: absolute;
            left: 0;
            content: "";
        }

        .menu-toggle span::before { top: -6px; }
        .menu-toggle span::after { top: 6px; }

        .section {
            position: relative;
            padding: 92px 0;
        }

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

        .section-blue {
            overflow: hidden;
            color: #fff;
            background: #102e68;
        }

        .section-blue::before {
            position: absolute;
            inset: -80px auto auto -100px;
            width: 420px;
            height: 420px;
            content: "";
            border-radius: 50%;
            background: rgba(6, 182, 212, .13);
            filter: blur(12px);
        }

        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 15px;
            color: var(--primary);
            font-size: 13px;
            font-weight: 900;
            letter-spacing: .08em;
        }

        .eyebrow::before {
            width: 24px;
            height: 3px;
            content: "";
            border-radius: 99px;
            background: currentColor;
        }

        .section-blue .eyebrow {
            color: #7dd3fc;
        }

        .section-heading {
            max-width: 760px;
            margin-bottom: 36px;
        }

        .section-heading h2 {
            margin: 0;
            color: var(--ink);
            font-size: clamp(30px, 4vw, 46px);
            line-height: 1.18;
            letter-spacing: -.035em;
            font-weight: 900;
        }

        .section-heading p {
            margin: 18px 0 0;
            color: var(--muted);
            font-size: 17px;
            line-height: 1.9;
        }

        .section-blue .section-heading h2,
        .section-blue .section-heading p {
            color: #fff;
        }

        .section-blue .section-heading p {
            color: #cbdaf5;
        }

        .hero {
            overflow: hidden;
            padding: 68px 0 56px;
            border-bottom: 1px solid var(--line);
            background:
                radial-gradient(circle at 15% 0%, rgba(37, 99, 235, .13), transparent 32%),
                radial-gradient(circle at 90% 10%, rgba(6, 182, 212, .11), transparent 26%),
                #f9fbff;
        }

        .hero-stage {
            position: relative;
            padding: 54px 58px 30px;
            overflow: hidden;
            border: 1px solid rgba(176, 198, 229, .65);
            border-radius: 34px;
            background: rgba(255, 255, 255, .9);
            box-shadow: var(--shadow-lg);
        }

        .hero-stage::after {
            position: absolute;
            right: -90px;
            top: -100px;
            width: 320px;
            height: 320px;
            content: "";
            border-radius: 50%;
            background: linear-gradient(145deg, rgba(37, 99, 235, .12), rgba(6, 182, 212, .04));
        }

        .hero-copy {
            position: relative;
            z-index: 2;
            max-width: 900px;
        }

        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 22px;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 7px 11px;
            color: #315177;
            border: 1px solid #d7e5f7;
            border-radius: 999px;
            background: #f4f8ff;
            font-size: 12px;
            font-weight: 800;
        }

        .badge-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--success);
            box-shadow: 0 0 0 5px rgba(5, 150, 105, .1);
        }

        .hero h1 {
            max-width: 980px;
            margin: 0;
            color: #0c2142;
            font-size: clamp(39px, 6vw, 68px);
            line-height: 1.08;
            letter-spacing: -.055em;
            font-weight: 950;
        }

        .hero h1 em {
            color: var(--primary);
            font-style: normal;
        }

        .hero-lead {
            max-width: 900px;
            margin: 23px 0 0;
            color: #52657f;
            font-size: 17px;
            line-height: 2;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 13px;
            margin-top: 28px;
        }

        .btn {
            min-height: 50px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 9px;
            padding: 0 22px;
            border: 1px solid transparent;
            border-radius: 14px;
            font-size: 15px;
            font-weight: 900;
            transition: transform var(--transition), box-shadow var(--transition), background-color var(--transition), border-color var(--transition);
        }

        .btn-primary {
            color: #fff;
            background: var(--primary);
            box-shadow: 0 12px 26px rgba(37, 99, 235, .27);
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            box-shadow: 0 16px 32px rgba(37, 99, 235, .34);
            transform: translateY(-2px);
        }

        .btn-secondary {
            color: var(--ink);
            border-color: var(--line);
            background: #fff;
        }

        .btn-secondary:hover {
            color: var(--primary);
            border-color: #aac4ee;
            background: var(--primary-soft);
            transform: translateY(-2px);
        }

        .hero-slots {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.1fr repeat(3, 1fr);
            gap: 12px;
            margin-top: 42px;
            padding-top: 25px;
            border-top: 1px solid var(--line);
        }

        .slot-label,
        .slot-card {
            min-height: 88px;
            padding: 15px 17px;
            border-radius: 16px;
        }

        .slot-label {
            display: flex;
            flex-direction: column;
            justify-content: center;
            color: #fff;
            background: var(--ink);
        }

        .slot-label strong,
        .slot-card strong {
            display: block;
            font-size: 15px;
        }

        .slot-label span,
        .slot-card span {
            margin-top: 4px;
            font-size: 12px;
        }

        .slot-label span {
            color: #b8cae6;
        }

        .slot-card {
            border: 1px solid var(--line);
            background: #fff;
        }

        .slot-card span {
            display: block;
            color: var(--muted);
        }

        .slot-card.is-hot {
            border-color: #a9c7ff;
            background: #f1f6ff;
        }

        .pain-grid {
            display: grid;
            grid-template-columns: .85fr 1.15fr;
            gap: 42px;
            align-items: start;
        }

        .pain-note {
            position: sticky;
            top: 108px;
            padding: 30px;
            border-radius: var(--radius-lg);
            color: #fff;
            background: linear-gradient(145deg, #15396f, #2463b9);
            box-shadow: var(--shadow-md);
        }

        .pain-note strong {
            display: block;
            font-size: 25px;
            line-height: 1.3;
        }

        .pain-note p {
            margin: 15px 0 0;
            color: #d7e7ff;
        }

        .issue-list {
            display: grid;
            gap: 14px;
        }

        .issue-item {
            display: grid;
            grid-template-columns: 52px 1fr;
            gap: 16px;
            padding: 22px;
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            background: #fff;
            box-shadow: var(--shadow-sm);
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
        }

        .issue-item:hover {
            border-color: #aec8ef;
            box-shadow: var(--shadow-md);
            transform: translateX(5px);
        }

        .icon-box {
            width: 52px;
            height: 52px;
            display: grid;
            place-items: center;
            color: var(--primary);
            border-radius: 16px;
            background: var(--primary-soft);
            font-size: 22px;
            font-weight: 900;
        }

        .issue-item h3,
        .feature-card h3,
        .team-card h3,
        .audience-card h3,
        .news-card h3 {
            margin: 0;
            color: var(--ink);
            font-size: 19px;
            line-height: 1.35;
            font-weight: 900;
        }

        .issue-item p,
        .feature-card p,
        .team-card p,
        .audience-card p,
        .news-card p {
            margin: 9px 0 0;
            color: var(--muted);
            font-size: 14px;
            line-height: 1.8;
        }

        .feature-mosaic {
            display: grid;
            grid-template-columns: 1.25fr .75fr .75fr;
            grid-template-rows: auto auto;
            gap: 18px;
        }

        .feature-card {
            min-height: 220px;
            padding: 28px;
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            background: #fff;
            box-shadow: var(--shadow-sm);
            transition: transform var(--transition), box-shadow var(--transition);
        }

        .feature-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-5px);
        }

        .feature-card.feature-main {
            grid-row: 1 / 3;
            padding: 35px;
            color: #fff;
            background: #123266;
            border-color: #123266;
        }

        .feature-card.feature-main h3 {
            color: #fff;
            font-size: 27px;
        }

        .feature-card.feature-main p {
            color: #cfdef7;
            font-size: 15px;
        }

        .feature-icon {
            width: 50px;
            height: 50px;
            display: grid;
            place-items: center;
            margin-bottom: 24px;
            border-radius: 15px;
            color: var(--primary);
            background: var(--primary-soft);
            font-weight: 900;
        }

        .feature-main .feature-icon {
            color: #fff;
            background: rgba(255, 255, 255, .14);
        }

        .feature-list {
            display: grid;
            gap: 13px;
            margin: 27px 0 0;
            padding: 0;
            list-style: none;
        }

        .feature-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            color: #e7f0ff;
            font-size: 14px;
        }

        .check {
            width: 20px;
            height: 20px;
            flex: 0 0 20px;
            display: grid;
            place-items: center;
            margin-top: 2px;
            border-radius: 50%;
            color: #123266;
            background: #67e8f9;
            font-size: 12px;
            font-weight: 900;
        }

        .timeline-shell {
            display: grid;
            grid-template-columns: 1fr 1.45fr;
            gap: 48px;
            align-items: center;
        }

        .timeline {
            position: relative;
            display: grid;
            gap: 16px;
        }

        .timeline::before {
            position: absolute;
            top: 20px;
            bottom: 20px;
            left: 25px;
            width: 2px;
            content: "";
            background: #cfe0f7;
        }

        .timeline-item {
            position: relative;
            display: grid;
            grid-template-columns: 52px 1fr;
            gap: 17px;
            align-items: start;
        }

        .timeline-index {
            position: relative;
            z-index: 2;
            width: 52px;
            height: 52px;
            display: grid;
            place-items: center;
            border: 5px solid var(--surface-soft);
            border-radius: 50%;
            color: #fff;
            background: var(--primary);
            font-size: 13px;
            font-weight: 900;
        }

        .timeline-content {
            padding: 19px 21px;
            border: 1px solid var(--line);
            border-radius: 17px;
            background: #fff;
            box-shadow: var(--shadow-sm);
        }

        .timeline-content strong {
            display: block;
            color: var(--ink);
            font-size: 16px;
        }

        .timeline-content p {
            margin: 7px 0 0;
            color: var(--muted);
            font-size: 13px;
        }

        .time-panel {
            padding: 35px;
            border: 1px solid #cbdcf3;
            border-radius: var(--radius-lg);
            background: #fff;
            box-shadow: var(--shadow-md);
        }

        .time-panel h3 {
            margin: 0;
            font-size: 24px;
            font-weight: 900;
        }

        .time-panel > p {
            margin: 10px 0 24px;
            color: var(--muted);
        }

        .time-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
        }

        .time-choice {
            padding: 17px;
            border: 1px solid var(--line);
            border-radius: 15px;
            background: #fbfdff;
            transition: border-color var(--transition), background var(--transition), transform var(--transition);
        }

        .time-choice:hover {
            border-color: #8eb3ed;
            background: var(--primary-soft);
            transform: translateY(-2px);
        }

        .time-choice strong {
            display: block;
            font-size: 15px;
        }

        .time-choice span {
            display: block;
            margin-top: 4px;
            color: var(--muted);
            font-size: 12px;
        }

        .team-layout {
            display: grid;
            grid-template-columns: 1.05fr .95fr;
            gap: 24px;
        }

        .team-feature {
            position: relative;
            min-height: 410px;
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            overflow: hidden;
            padding: 36px;
            border-radius: var(--radius-lg);
            color: #fff;
            background:
                linear-gradient(180deg, rgba(12, 33, 66, .08), rgba(12, 33, 66, .94)),
                linear-gradient(135deg, #70b9f1, #254e9c);
            box-shadow: var(--shadow-md);
        }

        .team-feature::before {
            position: absolute;
            top: 50px;
            right: 70px;
            width: 170px;
            height: 170px;
            content: "";
            border: 22px solid rgba(255, 255, 255, .12);
            border-radius: 45px;
            transform: rotate(14deg);
        }

        .team-feature h3 {
            position: relative;
            margin: 0;
            font-size: 30px;
            font-weight: 900;
        }

        .team-feature p {
            position: relative;
            max-width: 570px;
            margin: 13px 0 0;
            color: #dceaff;
        }

        .team-stack {
            display: grid;
            gap: 18px;
        }

        .team-card {
            display: grid;
            grid-template-columns: 64px 1fr;
            gap: 18px;
            align-items: center;
            padding: 24px;
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            background: #fff;
            box-shadow: var(--shadow-sm);
        }

        .avatar {
            width: 64px;
            height: 64px;
            display: grid;
            place-items: center;
            color: #fff;
            border-radius: 19px;
            background: linear-gradient(145deg, var(--primary), var(--secondary));
            font-size: 19px;
            font-weight: 900;
        }

        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .stat-card {
            padding: 26px 20px;
            border: 1px solid rgba(255, 255, 255, .15);
            border-radius: var(--radius-md);
            background: rgba(255, 255, 255, .08);
            backdrop-filter: blur(8px);
        }

        .stat-card strong {
            display: block;
            color: #fff;
            font-size: clamp(29px, 4vw, 43px);
            line-height: 1;
            font-weight: 950;
        }

        .stat-card span {
            display: block;
            margin-top: 11px;
            color: #c3d5f2;
            font-size: 13px;
        }

        .proof-layout {
            display: grid;
            grid-template-columns: 1.3fr .7fr;
            gap: 24px;
        }

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

        .quote-card {
            padding: 25px;
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            background: #fff;
            box-shadow: var(--shadow-sm);
        }

        .stars {
            color: #f59e0b;
            letter-spacing: 2px;
            font-size: 14px;
        }

        .quote-card blockquote {
            margin: 15px 0 18px;
            color: #354963;
            font-size: 14px;
            line-height: 1.85;
        }

        .quote-card cite {
            color: var(--muted);
            font-size: 12px;
            font-style: normal;
            font-weight: 800;
        }

        .assurance-panel {
            padding: 29px;
            border-radius: var(--radius-lg);
            background: var(--primary-soft);
            border: 1px solid #cbdffb;
        }

        .assurance-panel h3 {
            margin: 0 0 19px;
            font-size: 22px;
            font-weight: 900;
        }

        .assurance-list {
            display: grid;
            gap: 17px;
            padding: 0;
            margin: 0;
            list-style: none;
        }

        .assurance-list li {
            display: grid;
            grid-template-columns: 34px 1fr;
            gap: 12px;
            color: #3f5572;
            font-size: 13px;
        }

        .assurance-list b {
            display: block;
            margin-bottom: 3px;
            color: var(--ink);
            font-size: 14px;
        }

        .shield {
            width: 34px;
            height: 34px;
            display: grid;
            place-items: center;
            color: var(--primary);
            border-radius: 11px;
            background: #fff;
            font-weight: 900;
        }

        .audience-strip {
            display: grid;
            grid-template-columns: repeat(4, minmax(220px, 1fr));
            gap: 16px;
            overflow-x: auto;
            padding: 4px 3px 20px;
            scrollbar-width: thin;
        }

        .audience-card {
            min-height: 230px;
            padding: 27px;
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            background: #fff;
            box-shadow: var(--shadow-sm);
        }

        .audience-number {
            display: block;
            margin-bottom: 34px;
            color: #a4b8d3;
            font-size: 13px;
            font-weight: 900;
        }

        .channel-box {
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 30px;
            align-items: center;
            padding: 36px;
            border: 1px solid #bcd2f1;
            border-radius: var(--radius-lg);
            background: linear-gradient(135deg, #f0f6ff, #fff);
            box-shadow: var(--shadow-sm);
        }

        .channel-box h2 {
            margin: 0;
            font-size: clamp(27px, 4vw, 39px);
            line-height: 1.22;
            font-weight: 900;
        }

        .channel-box p {
            max-width: 760px;
            margin: 14px 0 0;
            color: var(--muted);
        }

        .channel-links {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .channel-link {
            min-width: 148px;
            padding: 14px 18px;
            text-align: center;
            color: #fff;
            border-radius: 14px;
            background: var(--primary);
            font-size: 14px;
            font-weight: 900;
        }

        .channel-link:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
        }

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

        .news-feature {
            min-height: 450px;
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 38px;
            overflow: hidden;
            border-radius: var(--radius-lg);
            color: #fff;
            background:
                linear-gradient(180deg, transparent 15%, rgba(8, 28, 62, .95)),
                radial-gradient(circle at 80% 10%, rgba(103, 232, 249, .42), transparent 26%),
                linear-gradient(145deg, #316fc5, #122f61);
            box-shadow: var(--shadow-md);
        }

        .news-feature .badge {
            width: fit-content;
            color: #fff;
            border-color: rgba(255,255,255,.23);
            background: rgba(255,255,255,.12);
        }

        .news-feature h3 {
            margin: 17px 0 0;
            max-width: 680px;
            font-size: 29px;
            line-height: 1.3;
            font-weight: 900;
        }

        .news-feature p {
            margin: 13px 0 0;
            color: #d4e4fc;
        }

        .news-list {
            display: grid;
            gap: 15px;
        }

        .news-card {
            padding: 22px;
            border: 1px solid var(--line);
            border-radius: 18px;
            background: #fff;
            box-shadow: var(--shadow-sm);
            transition: transform var(--transition), border-color var(--transition);
        }

        .news-card:hover {
            border-color: #abc7ef;
            transform: translateY(-3px);
        }

        .news-meta {
            display: flex;
            gap: 9px;
            margin-bottom: 10px;
            color: var(--primary);
            font-size: 12px;
            font-weight: 900;
        }

        .live-board {
            display: grid;
            grid-template-columns: .72fr 1.28fr;
            gap: 26px;
            align-items: stretch;
        }

        .live-summary {
            padding: 34px;
            color: #fff;
            border-radius: var(--radius-lg);
            background: #112e62;
            box-shadow: var(--shadow-md);
        }

        .live-mark {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: #a5f3fc;
            font-size: 12px;
            font-weight: 900;
        }

        .live-mark::before {
            width: 9px;
            height: 9px;
            content: "";
            border-radius: 50%;
            background: #22d3ee;
            animation: pulse 1.8s infinite;
        }

        @keyframes pulse {
            0%, 100% { box-shadow: 0 0 0 0 rgba(34, 211, 238, .35); }
            50% { box-shadow: 0 0 0 8px rgba(34, 211, 238, 0); }
        }

        .live-summary h3 {
            margin: 17px 0 0;
            font-size: 28px;
            line-height: 1.3;
            font-weight: 900;
        }

        .live-summary p {
            margin: 13px 0 0;
            color: #c6d6f0;
        }

        .metric-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 14px;
        }

        .metric-item {
            padding: 25px;
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            background: #fff;
            box-shadow: var(--shadow-sm);
        }

        .metric-item strong {
            display: block;
            color: var(--primary);
            font-size: 25px;
            font-weight: 950;
        }

        .metric-item span {
            display: block;
            margin-top: 6px;
            color: var(--muted);
            font-size: 13px;
        }

        .download-band {
            display: grid;
            grid-template-columns: 1fr .8fr;
            gap: 40px;
            align-items: center;
        }

        .device-panel {
            position: relative;
            min-height: 340px;
            display: grid;
            place-items: center;
            overflow: hidden;
            border: 1px solid #bdd3f3;
            border-radius: var(--radius-lg);
            background: linear-gradient(145deg, #eaf3ff, #fff);
        }

        .device-orbit {
            width: 230px;
            height: 230px;
            display: grid;
            place-items: center;
            border: 1px dashed #8eb3eb;
            border-radius: 50%;
        }

        .app-symbol {
            width: 118px;
            height: 118px;
            display: grid;
            place-items: center;
            color: #fff;
            border-radius: 32px;
            background: linear-gradient(145deg, var(--primary), var(--secondary));
            box-shadow: 0 24px 50px rgba(37, 99, 235, .3);
            font-size: 35px;
            font-weight: 950;
        }

        .device-pill {
            position: absolute;
            padding: 9px 14px;
            color: #365576;
            border: 1px solid var(--line);
            border-radius: 999px;
            background: #fff;
            box-shadow: var(--shadow-sm);
            font-size: 12px;
            font-weight: 800;
        }

        .device-pill.one { top: 56px; left: 38px; }
        .device-pill.two { right: 30px; top: 105px; }
        .device-pill.three { bottom: 48px; left: 55px; }

        .download-copy h2 {
            margin: 0;
            font-size: clamp(31px, 4vw, 46px);
            line-height: 1.2;
            font-weight: 900;
        }

        .download-copy p {
            margin: 17px 0 0;
            color: var(--muted);
            font-size: 16px;
        }

        .platform-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 24px;
        }

        .platform-tag {
            padding: 10px 14px;
            color: #304d71;
            border: 1px solid var(--line);
            border-radius: 12px;
            background: #fff;
            font-size: 13px;
            font-weight: 800;
        }

        .booking {
            padding-bottom: 108px;
            background:
                radial-gradient(circle at 15% 10%, rgba(37, 99, 235, .12), transparent 28%),
                var(--surface-soft);
        }

        .booking-shell {
            display: grid;
            grid-template-columns: .82fr 1.18fr;
            overflow: hidden;
            border: 1px solid #c7d9f0;
            border-radius: 32px;
            background: #fff;
            box-shadow: var(--shadow-lg);
        }

        .booking-copy {
            padding: 46px;
            color: #fff;
            background: #112f64;
        }

        .booking-copy h2 {
            margin: 0;
            font-size: clamp(30px, 4vw, 43px);
            line-height: 1.2;
            font-weight: 900;
        }

        .booking-copy p {
            margin: 17px 0 0;
            color: #ccdcf4;
        }

        .benefit-list {
            display: grid;
            gap: 13px;
            margin: 29px 0 0;
            padding: 0;
            list-style: none;
        }

        .benefit-list li {
            display: flex;
            gap: 10px;
            color: #e3edfb;
            font-size: 14px;
        }

        .eligibility {
            margin-top: 28px;
            padding: 16px;
            color: #bed2ef;
            border: 1px solid rgba(255,255,255,.12);
            border-radius: 15px;
            background: rgba(255,255,255,.06);
            font-size: 12px;
        }

        .booking-form {
            padding: 42px 46px;
        }

        .form-title {
            margin: 0 0 22px;
            font-size: 22px;
            font-weight: 900;
        }

        .form-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 17px;
        }

        .form-group {
            display: grid;
            gap: 8px;
        }

        .form-group.full {
            grid-column: 1 / -1;
        }

        .form-group label {
            color: #314760;
            font-size: 13px;
            font-weight: 800;
        }

        .form-control {
            width: 100%;
            min-height: 48px;
            padding: 0 14px;
            color: var(--ink);
            border: 1px solid var(--line);
            border-radius: 13px;
            background: #fbfdff;
            outline: none;
            transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
        }

        textarea.form-control {
            min-height: 96px;
            padding-top: 12px;
            resize: vertical;
        }

        .form-control:hover {
            border-color: #b1c7e5;
        }

        .form-control:focus {
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(37, 99, 235, .1);
        }

        .form-foot {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-top: 20px;
        }

        .form-note {
            margin: 0;
            color: var(--muted);
            font-size: 12px;
        }

        .form-status {
            display: none;
            margin-top: 15px;
            padding: 12px 14px;
            color: #076447;
            border: 1px solid #a7e5cf;
            border-radius: 12px;
            background: #ecfdf5;
            font-size: 13px;
            font-weight: 800;
        }

        .site-footer {
            padding: 54px 0 25px;
            color: #bdcce2;
            background: #0c203f;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr .8fr .8fr;
            gap: 48px;
        }

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

        .footer-brand p {
            max-width: 540px;
            margin: 17px 0 0;
            color: #aebed5;
            font-size: 14px;
        }

        .footer-column h3 {
            margin: 0 0 16px;
            color: #fff;
            font-size: 14px;
            font-weight: 900;
        }

        .footer-column ul {
            display: grid;
            gap: 10px;
            margin: 0;
            padding: 0;
            list-style: none;
        }

        .footer-column li,
        .footer-column a {
            color: #aebed5;
            font-size: 13px;
        }

        .footer-column a:hover {
            color: #7dd3fc;
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            gap: 20px;
            margin-top: 42px;
            padding-top: 23px;
            border-top: 1px solid rgba(255,255,255,.1);
            color: #8296b3;
            font-size: 12px;
        }

        @media (max-width: 1024px) {
            .nav-shell {
                grid-template-columns: 1fr auto;
            }

            .segment-nav {
                grid-column: 1 / -1;
                grid-row: 2;
                justify-content: center;
                margin: -6px 0 12px;
            }

            .nav-action {
                display: none;
            }

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

            .feature-card.feature-main {
                grid-column: 1 / -1;
                grid-row: auto;
                min-height: auto;
            }

            .timeline-shell,
            .team-layout,
            .proof-layout,
            .news-layout,
            .live-board,
            .download-band {
                grid-template-columns: 1fr;
            }

            .pain-grid {
                gap: 26px;
            }

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

            .audience-strip {
                grid-template-columns: repeat(4, 270px);
            }

            .booking-shell {
                grid-template-columns: 1fr;
            }

            .booking-copy {
                padding: 38px;
            }
        }

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

            .nav-shell {
                min-height: 68px;
                grid-template-columns: 1fr auto;
                gap: 12px;
            }

            .brand {
                font-size: 17px;
            }

            .brand-mark {
                width: 38px;
                height: 38px;
                border-radius: 12px;
            }

            .menu-toggle {
                display: inline-flex;
            }

            .segment-nav {
                position: fixed;
                top: 69px;
                right: 14px;
                left: 14px;
                z-index: 60;
                display: none;
                grid-column: auto;
                grid-row: auto;
                flex-direction: column;
                align-items: stretch;
                margin: 0;
                padding: 12px;
                border-radius: 18px;
                box-shadow: var(--shadow-lg);
            }

            .segment-nav.open {
                display: flex;
            }

            .segment-nav a {
                text-align: center;
            }

            .section {
                padding: 70px 0;
            }

            .hero {
                padding: 32px 0 40px;
            }

            .hero-stage {
                padding: 35px 25px 23px;
                border-radius: 25px;
            }

            .hero h1 {
                font-size: clamp(35px, 10vw, 51px);
            }

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

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

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

            .pain-note {
                position: static;
            }

            .feature-mosaic,
            .quote-wall {
                grid-template-columns: 1fr;
            }

            .feature-card.feature-main {
                grid-column: auto;
            }

            .time-panel,
            .booking-form {
                padding: 28px 24px;
            }

            .channel-box {
                grid-template-columns: 1fr;
                padding: 28px;
            }

            .channel-links {
                justify-content: flex-start;
            }

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

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

        @media (max-width: 520px) {
            .site-container {
                width: min(100% - 22px, 1180px);
            }

            .section {
                padding: 58px 0;
            }

            .section-heading h2 {
                font-size: 29px;
            }

            .section-heading p {
                font-size: 15px;
            }

            .hero-stage {
                padding: 29px 20px 20px;
            }

            .hero h1 {
                font-size: 34px;
            }

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

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

            .issue-item {
                grid-template-columns: 44px 1fr;
                padding: 18px;
            }

            .icon-box {
                width: 44px;
                height: 44px;
                border-radius: 13px;
            }

            .feature-card,
            .feature-card.feature-main {
                padding: 24px;
            }

            .time-grid,
            .stats-row,
            .metric-list,
            .form-grid {
                grid-template-columns: 1fr;
            }

            .team-feature {
                min-height: 350px;
                padding: 27px;
            }

            .team-card {
                grid-template-columns: 52px 1fr;
                padding: 19px;
            }

            .avatar {
                width: 52px;
                height: 52px;
                border-radius: 15px;
            }

            .quote-wall {
                grid-template-columns: 1fr;
            }

            .channel-links {
                flex-direction: column;
                align-items: stretch;
            }

            .channel-link {
                width: 100%;
            }

            .news-feature {
                min-height: 390px;
                padding: 27px;
            }

            .news-feature h3 {
                font-size: 24px;
            }

            .device-panel {
                min-height: 300px;
            }

            .booking-copy,
            .booking-form {
                padding: 28px 22px;
            }

            .form-foot {
                align-items: stretch;
                flex-direction: column;
            }

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

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

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

            .footer-bottom {
                flex-direction: column;
            }
        }

/* roulang page: category1 */
:root {
 --primary: #2563eb;
 --primary-dark: #1746b3;
 --primary-soft: #eaf2ff;
 --secondary: #06b6d4;
 --accent: #7c3aed;
 --ink: #10213b;
 --muted: #64748b;
 --surface: #ffffff;
 --surface-soft: #f5f8fd;
 --line: #dbe5f2;
 --success: #059669;
 --warning: #d97706;
 --danger: #dc2626;
 --radius-sm: 12px;
 --radius-md: 20px;
 --radius-lg: 30px;
 --shadow-sm: 0 8px 24px rgba(30, 64, 175, .08);
 --shadow-md: 0 18px 45px rgba(30, 64, 175, .12);
 --shadow-lg: 0 28px 70px rgba(30, 64, 175, .17);
 --transition: 180ms ease;
}
*,
*::before,
*::after {
 box-sizing: border-box;
}
html {
 scroll-behavior: smooth;
}
body {
 margin: 0;
 color: var(--ink);
 background: var(--surface);
 font-family: Inter, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
 line-height: 1.7;
 -webkit-font-smoothing: antialiased;
}
body.menu-open {
 overflow: hidden;
}
a {
 color: inherit;
 text-decoration: none;
 transition: color var(--transition), background-color var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
button,
input,
select,
textarea {
 font: inherit;
}
button {
 border: 0;
 cursor: pointer;
}
img,
svg {
 display: block;
 max-width: 100%;
}
.site-container {
 width: min(1180px, calc(100% - 40px));
 margin-inline: auto;
}
.site-header {
 position: sticky;
 top: 0;
 z-index: 50;
 border-bottom: 1px solid rgba(219, 229, 242, .85);
 background: rgba(255, 255, 255, .92);
 box-shadow: 0 6px 24px rgba(15, 40, 80, .05);
 backdrop-filter: blur(18px);
}
.nav-shell {
 min-height: 76px;
 display: grid;
 grid-template-columns: minmax(220px, 1fr) auto minmax(220px, 1fr);
 align-items: center;
 gap: 24px;
}
.brand {
 display: inline-flex;
 align-items: center;
 gap: 12px;
 width: fit-content;
 font-size: 19px;
 font-weight: 900;
 letter-spacing: -.02em;
 color: var(--ink);
}
.brand-mark {
 width: 42px;
 height: 42px;
 display: grid;
 flex: 0 0 auto;
 place-items: center;
 color: #fff;
 border-radius: 14px;
 background: linear-gradient(145deg, var(--primary), var(--secondary));
 box-shadow: 0 10px 24px rgba(37, 99, 235, .28);
}
.brand-mark svg {
 width: 23px;
 height: 23px;
}
.segment-nav {
 display: flex;
 align-items: center;
 gap: 5px;
 padding: 5px;
 border: 1px solid var(--line);
 border-radius: 16px;
 background: var(--surface-soft);
}
.segment-nav a {
 padding: 9px 18px;
 color: #53657d;
 border-radius: 11px;
 font-size: 14px;
 font-weight: 800;
 white-space: nowrap;
}
.segment-nav a:hover {
 color: var(--primary);
 background: #fff;
}
.segment-nav a.active {
 color: #fff;
 background: var(--primary);
 box-shadow: 0 7px 17px rgba(37, 99, 235, .24);
}
.nav-action {
 justify-self: end;
}
.nav-cta {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 gap: 8px;
 min-height: 43px;
 padding: 0 18px;
 color: #fff;
 border-radius: 13px;
 background: var(--ink);
 font-size: 14px;
 font-weight: 800;
 box-shadow: var(--shadow-sm);
}
.nav-cta:hover {
 color: #fff;
 background: var(--primary);
 transform: translateY(-2px);
}
.menu-toggle {
 display: none;
 width: 44px;
 height: 44px;
 padding: 0;
 align-items: center;
 justify-content: center;
 border: 1px solid var(--line);
 border-radius: 13px;
 color: var(--ink);
 background: #fff;
}
.menu-toggle:hover {
 border-color: #a8c3ec;
 background: var(--primary-soft);
}
.menu-toggle:focus-visible,
a:focus-visible,
button:focus-visible,
input:focus-visible {
 outline: 3px solid rgba(37, 99, 235, .28);
 outline-offset: 3px;
}
.menu-toggle span,
.menu-toggle span::before,
.menu-toggle span::after {
 width: 20px;
 height: 2px;
 display: block;
 position: relative;
 border-radius: 99px;
 background: currentColor;
 transition: transform var(--transition), opacity var(--transition);
}
.menu-toggle span::before,
.menu-toggle span::after {
 position: absolute;
 left: 0;
 content: "";
}
.menu-toggle span::before {
 top: -6px;
}
.menu-toggle span::after {
 top: 6px;
}
body.menu-open .menu-toggle span {
 background: transparent;
}
body.menu-open .menu-toggle span::before {
 top: 0;
 transform: rotate(45deg);
}
body.menu-open .menu-toggle span::after {
 top: 0;
 transform: rotate(-45deg);
}
.section {
 position: relative;
 padding: 92px 0;
}
.section-soft {
 background: var(--surface-soft);
}
.section-blue {
 overflow: hidden;
 color: #fff;
 background: #102e68;
}
.section-blue::before {
 position: absolute;
 inset: -80px auto auto -100px;
 width: 420px;
 height: 420px;
 content: "";
 border-radius: 50%;
 background: rgba(6, 182, 212, .13);
 filter: blur(12px);
}
.eyebrow {
 display: inline-flex;
 align-items: center;
 gap: 8px;
 margin-bottom: 15px;
 color: var(--primary);
 font-size: 13px;
 font-weight: 900;
 letter-spacing: .08em;
}
.eyebrow::before {
 width: 24px;
 height: 3px;
 content: "";
 border-radius: 99px;
 background: currentColor;
}
.section-blue .eyebrow {
 color: #7dd3fc;
}
.section-heading {
 max-width: 760px;
 margin-bottom: 42px;
}
.section-heading h2 {
 margin: 0 0 16px;
 color: var(--ink);
 font-size: clamp(30px, 4vw, 48px);
 line-height: 1.16;
 letter-spacing: -.035em;
}
.section-heading p {
 margin: 0;
 color: var(--muted);
 font-size: 17px;
}
.section-heading.light h2,
.section-heading.light p {
 color: #fff;
}
.section-heading.light p {
 color: #c7d7f5;
}
.badge {
 display: inline-flex;
 align-items: center;
 gap: 7px;
 width: fit-content;
 padding: 7px 11px;
 border: 1px solid #cfe0fa;
 border-radius: 999px;
 color: var(--primary-dark);
 background: var(--primary-soft);
 font-size: 12px;
 font-weight: 900;
}
.badge-dot {
 width: 7px;
 height: 7px;
 border-radius: 50%;
 background: var(--success);
 box-shadow: 0 0 0 5px rgba(5, 150, 105, .1);
}
.btn {
 min-height: 50px;
 display: inline-flex;
 align-items: center;
 justify-content: center;
 gap: 9px;
 padding: 0 21px;
 border: 1px solid transparent;
 border-radius: 14px;
 font-size: 15px;
 font-weight: 900;
 transition: transform var(--transition), box-shadow var(--transition), background-color var(--transition), border-color var(--transition);
}
.btn:hover {
 transform: translateY(-2px);
}
.btn-primary {
 color: #fff;
 background: var(--primary);
 box-shadow: 0 12px 28px rgba(37, 99, 235, .27);
}
.btn-primary:hover {
 color: #fff;
 background: var(--primary-dark);
 box-shadow: 0 16px 34px rgba(37, 99, 235, .34);
}
.btn-light {
 color: var(--ink);
 border-color: rgba(255,255,255,.74);
 background: #fff;
}
.btn-light:hover {
 border-color: #fff;
 background: #f2f7ff;
}
.btn-outline {
 color: var(--primary);
 border-color: #bad0f3;
 background: #fff;
}
.btn-outline:hover {
 color: var(--primary-dark);
 border-color: var(--primary);
 background: var(--primary-soft);
}
.category-hero {
 position: relative;
 min-height: 690px;
 display: flex;
 overflow: hidden;
 align-items: center;
 color: #fff;
 background:
   radial-gradient(circle at 82% 20%, rgba(6,182,212,.28), transparent 24%),
   radial-gradient(circle at 14% 86%, rgba(124,58,237,.22), transparent 27%),
   linear-gradient(125deg, #071a3d 0%, #103477 52%, #1658bd 100%);
}
.category-hero::before {
 position: absolute;
 inset: 0;
 content: "";
 opacity: .18;
 background-image:
   linear-gradient(rgba(255,255,255,.16) 1px, transparent 1px),
   linear-gradient(90deg, rgba(255,255,255,.16) 1px, transparent 1px);
 background-size: 58px 58px;
 mask-image: linear-gradient(to bottom, #000, transparent 90%);
}
.category-hero::after {
 position: absolute;
 right: -150px;
 bottom: -230px;
 width: 620px;
 height: 620px;
 content: "";
 border: 1px solid rgba(255,255,255,.16);
 border-radius: 50%;
 box-shadow: 0 0 0 80px rgba(255,255,255,.025), 0 0 0 160px rgba(255,255,255,.02);
}
.hero-grid {
 position: relative;
 z-index: 2;
 display: grid;
 grid-template-columns: minmax(0, 1.2fr) minmax(350px, .8fr);
 gap: 64px;
 align-items: center;
 padding: 92px 0 74px;
}
.hero-kicker {
 display: inline-flex;
 align-items: center;
 gap: 10px;
 margin-bottom: 22px;
 padding: 8px 13px;
 border: 1px solid rgba(255,255,255,.22);
 border-radius: 999px;
 color: #d9efff;
 background: rgba(255,255,255,.08);
 font-size: 13px;
 font-weight: 900;
 backdrop-filter: blur(10px);
}
.hero-kicker::before {
 width: 8px;
 height: 8px;
 content: "";
 border-radius: 50%;
 background: #45e6ff;
 box-shadow: 0 0 0 6px rgba(69,230,255,.12);
}
.category-hero h1 {
 max-width: 760px;
 margin: 0 0 22px;
 font-size: clamp(42px, 6.3vw, 76px);
 line-height: 1.04;
 letter-spacing: -.055em;
}
.hero-copy {
 max-width: 700px;
 margin: 0;
 color: #d5e2f8;
 font-size: 18px;
}
.hero-actions {
 display: flex;
 flex-wrap: wrap;
 gap: 13px;
 margin-top: 31px;
}
.hero-note {
 display: flex;
 align-items: center;
 gap: 9px;
 margin-top: 19px;
 color: #bcd0ef;
 font-size: 13px;
}
.hero-note svg {
 width: 17px;
 flex: 0 0 auto;
 color: #67e8f9;
}
.event-panel {
 position: relative;
 padding: 28px;
 border: 1px solid rgba(255,255,255,.18);
 border-radius: var(--radius-lg);
 background: rgba(255,255,255,.1);
 box-shadow: 0 30px 70px rgba(0,0,0,.22);
 backdrop-filter: blur(18px);
}
.event-panel::before {
 position: absolute;
 top: 0;
 left: 28px;
 right: 28px;
 height: 3px;
 content: "";
 border-radius: 0 0 99px 99px;
 background: linear-gradient(90deg, #67e8f9, #a78bfa);
}
.event-label {
 margin-bottom: 7px;
 color: #9deaff;
 font-size: 12px;
 font-weight: 900;
 letter-spacing: .08em;
}
.event-panel h2 {
 margin: 0;
 font-size: 25px;
 line-height: 1.28;
}
.event-panel > p {
 margin: 10px 0 23px;
 color: #ccdaf0;
 font-size: 14px;
}
.countdown {
 display: grid;
 grid-template-columns: repeat(4, 1fr);
 gap: 9px;
}
.count-item {
 padding: 14px 7px;
 text-align: center;
 border: 1px solid rgba(255,255,255,.14);
 border-radius: 15px;
 background: rgba(5,22,55,.33);
}
.count-item strong {
 display: block;
 font-size: 25px;
 line-height: 1.1;
}
.count-item span {
 color: #acc2e3;
 font-size: 11px;
}
.event-meta {
 display: grid;
 gap: 11px;
 margin-top: 22px;
 padding-top: 20px;
 border-top: 1px solid rgba(255,255,255,.14);
}
.event-meta div {
 display: flex;
 align-items: flex-start;
 justify-content: space-between;
 gap: 18px;
 font-size: 13px;
}
.event-meta span {
 color: #abc2e5;
}
.event-meta strong {
 text-align: right;
}
.issue-layout {
 display: grid;
 grid-template-columns: .78fr 1.22fr;
 gap: 55px;
 align-items: start;
}
.issue-intro {
 position: sticky;
 top: 112px;
}
.issue-intro h2 {
 margin: 12px 0 17px;
 font-size: clamp(32px, 4vw, 47px);
 line-height: 1.15;
 letter-spacing: -.035em;
}
.issue-intro p {
 margin: 0;
 color: var(--muted);
 font-size: 16px;
}
.issue-list {
 display: grid;
 gap: 16px;
}
.issue-card {
 display: grid;
 grid-template-columns: 54px 1fr;
 gap: 18px;
 padding: 23px;
 border: 1px solid var(--line);
 border-radius: var(--radius-md);
 background: #fff;
 box-shadow: var(--shadow-sm);
 transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.issue-card:hover {
 border-color: #b8cdf0;
 box-shadow: var(--shadow-md);
 transform: translateY(-3px);
}
.icon-box {
 width: 54px;
 height: 54px;
 display: grid;
 place-items: center;
 color: var(--primary);
 border-radius: 16px;
 background: var(--primary-soft);
}
.icon-box svg {
 width: 25px;
 height: 25px;
}
.issue-card h3,
.solution-card h3,
.audience-card h3,
.news-card h3 {
 margin: 0 0 7px;
 font-size: 19px;
}
.issue-card p,
.solution-card p,
.audience-card p,
.news-card p {
 margin: 0;
 color: var(--muted);
 font-size: 14px;
}
.solution-grid {
 display: grid;
 grid-template-columns: 1.25fr .75fr;
 gap: 24px;
}
.solution-feature {
 min-height: 430px;
 display: flex;
 position: relative;
 overflow: hidden;
 flex-direction: column;
 justify-content: flex-end;
 padding: 39px;
 color: #fff;
 border-radius: var(--radius-lg);
 background: linear-gradient(140deg, #1746b3, #2563eb 52%, #06a9c6);
 box-shadow: var(--shadow-lg);
}
.solution-feature::before,
.solution-feature::after {
 position: absolute;
 content: "";
 border: 1px solid rgba(255,255,255,.18);
 border-radius: 50%;
}
.solution-feature::before {
 width: 330px;
 height: 330px;
 top: -170px;
 right: -70px;
}
.solution-feature::after {
 width: 220px;
 height: 220px;
 top: -95px;
 right: -15px;
}
.live-chip {
 position: absolute;
 top: 30px;
 left: 30px;
 display: inline-flex;
 align-items: center;
 gap: 8px;
 padding: 8px 12px;
 border-radius: 999px;
 background: rgba(5,20,54,.35);
 font-size: 12px;
 font-weight: 900;
 backdrop-filter: blur(10px);
}
.live-chip i {
 width: 8px;
 height: 8px;
 border-radius: 50%;
 background: #5eead4;
 animation: pulse 1.8s infinite;
}
@keyframes pulse {
 0%, 100% { box-shadow: 0 0 0 0 rgba(94,234,212,.45); }
 50% { box-shadow: 0 0 0 8px rgba(94,234,212,0); }
}
.solution-feature h2 {
 position: relative;
 max-width: 620px;
 margin: 0 0 14px;
 font-size: clamp(31px, 4vw, 48px);
 line-height: 1.12;
 letter-spacing: -.035em;
}
.solution-feature p {
 position: relative;
 max-width: 630px;
 margin: 0;
 color: #d9e9ff;
}
.solution-stack {
 display: grid;
 gap: 18px;
}
.solution-card {
 padding: 25px;
 border: 1px solid var(--line);
 border-radius: var(--radius-md);
 background: #fff;
 box-shadow: var(--shadow-sm);
}
.solution-card .mini-tag {
 margin-bottom: 15px;
}
.mini-tag {
 display: inline-flex;
 padding: 5px 9px;
 color: var(--primary);
 border-radius: 8px;
 background: var(--primary-soft);
 font-size: 11px;
 font-weight: 900;
}
.step-track {
 position: relative;
 display: grid;
 grid-template-columns: repeat(4, 1fr);
 gap: 24px;
}
.step-track::before {
 position: absolute;
 top: 31px;
 left: 9%;
 right: 9%;
 height: 2px;
 content: "";
 background: linear-gradient(90deg, var(--primary), var(--secondary));
}
.step {
 position: relative;
 z-index: 1;
}
.step-number {
 width: 64px;
 height: 64px;
 display: grid;
 margin-bottom: 21px;
 place-items: center;
 color: #fff;
 border: 7px solid var(--surface-soft);
 border-radius: 50%;
 background: var(--primary);
 box-shadow: 0 10px 25px rgba(37,99,235,.24);
 font-size: 16px;
 font-weight: 900;
}
.step h3 {
 margin: 0 0 8px;
 font-size: 18px;
}
.step p {
 margin: 0;
 color: var(--muted);
 font-size: 14px;
}
.data-band {
 display: grid;
 grid-template-columns: 1.15fr repeat(3, .62fr);
 gap: 15px;
 position: relative;
 z-index: 2;
}
.data-lead,
.stat-card {
 padding: 27px;
 border: 1px solid rgba(255,255,255,.13);
 border-radius: var(--radius-md);
 background: rgba(255,255,255,.08);
 backdrop-filter: blur(10px);
}
.data-lead h2 {
 margin: 7px 0 10px;
 font-size: 31px;
 line-height: 1.15;
}
.data-lead p {
 margin: 0;
 color: #c8d7ee;
 font-size: 14px;
}
.stat-card {
 display: flex;
 flex-direction: column;
 justify-content: center;
}
.stat-card strong {
 display: block;
 color: #fff;
 font-size: 40px;
 line-height: 1;
 letter-spacing: -.04em;
}
.stat-card span {
 margin-top: 11px;
 color: #c7d8f2;
 font-size: 13px;
}
.feedback-layout {
 display: grid;
 grid-template-columns: .72fr 1.28fr;
 gap: 45px;
 align-items: center;
}
.quote-stack {
 display: grid;
 gap: 15px;
}
.quote-card {
 position: relative;
 padding: 24px 26px 24px 58px;
 border: 1px solid var(--line);
 border-radius: var(--radius-md);
 background: #fff;
 box-shadow: var(--shadow-sm);
}
.quote-card::before {
 position: absolute;
 top: 16px;
 left: 22px;
 content: "“";
 color: #b7cdf1;
 font-family: Georgia, serif;
 font-size: 48px;
 line-height: 1;
}
.quote-card blockquote {
 margin: 0 0 12px;
 color: #334762;
 font-size: 15px;
}
.quote-card cite {
 color: var(--primary);
 font-size: 12px;
 font-style: normal;
 font-weight: 900;
}
.audience-grid {
 display: grid;
 grid-template-columns: repeat(2, 1fr);
 gap: 20px;
}
.audience-card {
 display: flex;
 gap: 19px;
 padding: 25px;
 border: 1px solid var(--line);
 border-radius: var(--radius-md);
 background: #fff;
 box-shadow: var(--shadow-sm);
}
.audience-index {
 min-width: 42px;
 height: 42px;
 display: grid;
 place-items: center;
 color: var(--primary);
 border-radius: 13px;
 background: var(--primary-soft);
 font-size: 13px;
 font-weight: 900;
}
.news-layout {
 display: grid;
 grid-template-columns: 1.05fr .95fr;
 gap: 27px;
}
.news-feature,
.news-card {
 border: 1px solid var(--line);
 background: #fff;
 box-shadow: var(--shadow-sm);
}
.news-feature {
 min-height: 450px;
 display: flex;
 position: relative;
 overflow: hidden;
 flex-direction: column;
 justify-content: flex-end;
 padding: 34px;
 border-radius: var(--radius-lg);
 background:
   linear-gradient(to top, rgba(8,26,61,.96), rgba(14,55,126,.15)),
   linear-gradient(135deg, #4d7bd4, #77d2df);
}
.news-visual {
 position: absolute;
 inset: 0;
 overflow: hidden;
}
.news-visual::before {
 position: absolute;
 top: 14%;
 left: 12%;
 width: 76%;
 height: 52%;
 content: "";
 border: 2px solid rgba(255,255,255,.25);
 border-radius: 36px 36px 100px 36px;
 transform: skewX(-8deg);
}
.news-visual::after {
 position: absolute;
 top: 23%;
 left: 23%;
 width: 54%;
 height: 32%;
 content: "S16";
 color: rgba(255,255,255,.84);
 font-size: clamp(80px, 10vw, 138px);
 font-weight: 950;
 line-height: 1;
 letter-spacing: -.1em;
 text-align: center;
}
.news-feature-content {
 position: relative;
 z-index: 2;
 color: #fff;
}
.news-feature h2 {
 max-width: 570px;
 margin: 13px 0 12px;
 font-size: 32px;
 line-height: 1.16;
}
.news-feature p {
 margin: 0;
 color: #d8e6fa;
 font-size: 14px;
}
.news-side {
 display: grid;
 gap: 15px;
}
.news-card {
 display: grid;
 grid-template-columns: 118px 1fr;
 gap: 19px;
 align-items: center;
 padding: 18px;
 border-radius: var(--radius-md);
 transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.news-card:hover {
 border-color: #b8cdf0;
 box-shadow: var(--shadow-md);
 transform: translateY(-2px);
}
.news-thumb {
 height: 104px;
 display: grid;
 position: relative;
 overflow: hidden;
 place-items: center;
 color: #fff;
 border-radius: 15px;
 background: linear-gradient(145deg, #19489f, #2c7ae7);
}
.news-thumb.cyan {
 background: linear-gradient(145deg, #087f9a, #22bdd0);
}
.news-thumb.violet {
 background: linear-gradient(145deg, #5630a6, #8b5cf6);
}
.news-thumb strong {
 position: relative;
 z-index: 1;
 font-size: 18px;
}
.news-thumb::after {
 position: absolute;
 width: 88px;
 height: 88px;
 content: "";
 border: 1px solid rgba(255,255,255,.25);
 border-radius: 50%;
}
.news-meta {
 display: flex;
 flex-wrap: wrap;
 gap: 8px;
 margin-bottom: 7px;
 color: var(--primary);
 font-size: 11px;
 font-weight: 900;
}
.dashboard {
 display: grid;
 grid-template-columns: .82fr 1.18fr;
 gap: 25px;
 align-items: stretch;
}
.dashboard-summary {
 padding: 34px;
 border: 1px solid var(--line);
 border-radius: var(--radius-lg);
 background: #fff;
 box-shadow: var(--shadow-md);
}
.dashboard-summary h2 {
 margin: 13px 0 14px;
 font-size: 35px;
 line-height: 1.16;
}
.dashboard-summary p {
 margin: 0 0 25px;
 color: var(--muted);
}
.check-list {
 display: grid;
 gap: 12px;
 margin: 0;
 padding: 0;
 list-style: none;
}
.check-list li {
 display: flex;
 gap: 10px;
 align-items: flex-start;
 color: #40546f;
 font-size: 14px;
}
.check-list li::before {
 width: 20px;
 height: 20px;
 display: grid;
 flex: 0 0 auto;
 content: "✓";
 place-items: center;
 color: #fff;
 border-radius: 50%;
 background: var(--success);
 font-size: 11px;
 font-weight: 900;
}
.dashboard-board {
 display: grid;
 grid-template-columns: repeat(2, 1fr);
 gap: 15px;
}
.metric-card {
 padding: 24px;
 border: 1px solid var(--line);
 border-radius: var(--radius-md);
 background: var(--surface-soft);
}
.metric-top {
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 12px;
 margin-bottom: 20px;
}
.metric-top span {
 color: var(--muted);
 font-size: 13px;
 font-weight: 800;
}
.metric-icon {
 width: 36px;
 height: 36px;
 display: grid;
 place-items: center;
 color: var(--primary);
 border-radius: 11px;
 background: #fff;
 box-shadow: var(--shadow-sm);
}
.metric-card strong {
 display: block;
 margin-bottom: 12px;
 font-size: 28px;
}
.progress {
 height: 8px;
 overflow: hidden;
 border-radius: 99px;
 background: #e4ebf5;
}
.progress i {
 height: 100%;
 display: block;
 border-radius: inherit;
 background: linear-gradient(90deg, var(--primary), var(--secondary));
}
.metric-card small {
 display: block;
 margin-top: 10px;
 color: var(--muted);
 font-size: 12px;
}
.booking-wrap {
 position: relative;
 z-index: 2;
 display: grid;
 grid-template-columns: 1fr .86fr;
 gap: 45px;
 align-items: center;
}
.booking-copy h2 {
 margin: 11px 0 17px;
 color: #fff;
 font-size: clamp(35px, 5vw, 56px);
 line-height: 1.08;
 letter-spacing: -.04em;
}
.booking-copy p {
 max-width: 650px;
 margin: 0;
 color: #c8d8f3;
 font-size: 16px;
}
.booking-points {
 display: flex;
 flex-wrap: wrap;
 gap: 10px;
 margin-top: 24px;
}
.booking-points span {
 padding: 7px 11px;
 border: 1px solid rgba(255,255,255,.16);
 border-radius: 999px;
 color: #d8e8ff;
 background: rgba(255,255,255,.06);
 font-size: 12px;
 font-weight: 800;
}
.booking-form {
 padding: 28px;
 border: 1px solid rgba(255,255,255,.17);
 border-radius: var(--radius-lg);
 background: rgba(255,255,255,.1);
 box-shadow: 0 25px 65px rgba(0,0,0,.17);
 backdrop-filter: blur(16px);
}
.booking-form h3 {
 margin: 0 0 6px;
 font-size: 23px;
}
.booking-form > p {
 margin: 0 0 20px;
 color: #bfd1ed;
 font-size: 13px;
}
.form-row {
 display: grid;
 grid-template-columns: 1fr auto;
 gap: 10px;
}
.form-control {
 width: 100%;
 min-height: 51px;
 padding: 0 15px;
 color: #fff;
 border: 1px solid rgba(255,255,255,.22);
 border-radius: 13px;
 outline: none;
 background: rgba(5,21,52,.35);
 transition: border-color var(--transition), box-shadow var(--transition), background-color var(--transition);
}
.form-control::placeholder {
 color: #9eb5d8;
}
.form-control:focus {
 border-color: #6ee7f9;
 background: rgba(5,21,52,.5);
 box-shadow: 0 0 0 4px rgba(103,232,249,.12);
}
.form-message {
 min-height: 22px;
 margin: 11px 0 0;
 color: #a7f3d0;
 font-size: 12px;
}
.privacy-note {
 display: flex;
 gap: 8px;
 margin-top: 14px;
 color: #aabfdd;
 font-size: 11px;
}
.privacy-note svg {
 width: 15px;
 flex: 0 0 auto;
 margin-top: 2px;
}
.site-footer {
 padding: 65px 0 24px;
 color: #b8c7dc;
 background: #081a37;
}
.footer-grid {
 display: grid;
 grid-template-columns: 1.4fr .75fr .75fr;
 gap: 65px;
 padding-bottom: 42px;
}
.footer-brand .brand {
 color: #fff;
}
.footer-brand p {
 max-width: 520px;
 margin: 18px 0 0;
 color: #9eb1cc;
 font-size: 14px;
}
.footer-column h3 {
 margin: 0 0 15px;
 color: #fff;
 font-size: 15px;
}
.footer-column ul {
 display: grid;
 gap: 9px;
 margin: 0;
 padding: 0;
 list-style: none;
}
.footer-column li,
.footer-column a {
 color: #9eb1cc;
 font-size: 13px;
}
.footer-column a:hover {
 color: #67e8f9;
}
.footer-bottom {
 display: flex;
 justify-content: space-between;
 gap: 25px;
 padding-top: 22px;
 border-top: 1px solid rgba(255,255,255,.1);
 color: #7f94b2;
 font-size: 12px;
}

@media (max-width: 1024px) {
 .nav-shell {
  grid-template-columns: 1fr auto;
 }
 .segment-nav {
  grid-column: 1 / -1;
  grid-row: 2;
  justify-self: center;
  margin: -8px 0 12px;
 }
 .hero-grid {
  grid-template-columns: 1fr .72fr;
  gap: 32px;
 }
 .category-hero h1 {
  font-size: 55px;
 }
 .issue-layout,
 .feedback-layout,
 .dashboard {
  gap: 30px;
 }
 .solution-grid,
 .news-layout {
  grid-template-columns: 1fr;
 }
 .solution-stack {
  grid-template-columns: repeat(2, 1fr);
 }
 .data-band {
  grid-template-columns: repeat(3, 1fr);
 }
 .data-lead {
  grid-column: 1 / -1;
 }
 .booking-wrap {
  grid-template-columns: 1fr 1fr;
 }
}

@media (max-width: 768px) {
 .site-container {
  width: min(100% - 28px, 1180px);
 }
 .nav-shell {
  min-height: 68px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
 }
 .brand {
  font-size: 17px;
 }
 .brand-mark {
  width: 38px;
  height: 38px;
 }
 .menu-toggle {
  display: inline-flex;
 }
 .nav-action {
  display: none;
 }
 .segment-nav {
  position: fixed;
  top: 68px;
  left: 14px;
  right: 14px;
  display: grid;
  z-index: 60;
  padding: 10px;
  visibility: hidden;
  border-radius: 18px;
  background: #fff;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  transform: translateY(-10px);
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
 }
 body.menu-open .segment-nav {
  visibility: visible;
  opacity: 1;
  transform: translateY(0);
 }
 .segment-nav a {
  padding: 12px 16px;
  text-align: center;
 }
 .section {
  padding: 68px 0;
 }
 .category-hero {
  min-height: auto;
 }
 .hero-grid {
  grid-template-columns: 1fr;
  padding: 70px 0 62px;
 }
 .category-hero h1 {
  font-size: clamp(40px, 11vw, 59px);
 }
 .event-panel {
  max-width: 570px;
 }
 .issue-layout,
 .feedback-layout,
 .dashboard,
 .booking-wrap {
  grid-template-columns: 1fr;
 }
 .issue-intro {
  position: static;
 }
 .solution-stack {
  grid-template-columns: 1fr;
 }
 .step-track {
  grid-template-columns: repeat(2, 1fr);
 }
 .step-track::before {
  display: none;
 }
 .data-band {
  grid-template-columns: 1fr 1fr;
 }
 .data-lead {
  grid-column: 1 / -1;
 }
 .audience-grid {
  grid-template-columns: 1fr;
 }
 .dashboard-board {
  grid-template-columns: repeat(2, 1fr);
 }
 .footer-grid {
  grid-template-columns: 1fr 1fr;
  gap: 38px;
 }
 .footer-brand {
  grid-column: 1 / -1;
 }
 .footer-bottom {
  flex-direction: column;
 }
}

@media (max-width: 520px) {
 .site-container {
  width: min(100% - 22px, 1180px);
 }
 .section {
  padding: 57px 0;
 }
 .section-heading {
  margin-bottom: 30px;
 }
 .section-heading h2 {
  font-size: 31px;
 }
 .category-hero h1 {
  font-size: 40px;
 }
 .hero-copy {
  font-size: 16px;
 }
 .hero-actions {
  display: grid;
 }
 .btn {
  width: 100%;
 }
 .event-panel {
  padding: 22px;
 }
 .countdown {
  gap: 6px;
 }
 .count-item {
  padding: 12px 4px;
 }
 .count-item strong {
  font-size: 21px;
 }
 .issue-card {
  grid-template-columns: 45px 1fr;
  padding: 19px;
 }
 .icon-box {
  width: 45px;
  height: 45px;
  border-radius: 13px;
 }
 .solution-feature {
  min-height: 410px;
  padding: 28px;
 }
 .solution-feature h2 {
  font-size: 31px;
 }
 .step-track,
 .data-band,
 .dashboard-board {
  grid-template-columns: 1fr;
 }
 .data-lead {
  grid-column: auto;
 }
 .step {
  display: grid;
  grid-template-columns: 52px 1fr;
  column-gap: 15px;
 }
 .step-number {
  width: 52px;
  height: 52px;
  grid-row: 1 / 3;
  margin: 0;
  border-width: 5px;
 }
 .audience-card {
  padding: 20px;
 }
 .news-card {
  grid-template-columns: 92px 1fr;
  padding: 14px;
 }
 .news-thumb {
  height: 92px;
 }
 .news-feature {
  min-height: 390px;
  padding: 25px;
 }
 .news-feature h2 {
  font-size: 27px;
 }
 .form-row {
  grid-template-columns: 1fr;
 }
 .booking-form {
  padding: 22px;
 }
 .footer-grid {
  grid-template-columns: 1fr;
 }
 .footer-brand {
  grid-column: auto;
 }
}
@media (prefers-reduced-motion: reduce) {
 html {
  scroll-behavior: auto;
 }
 *,
 *::before,
 *::after {
  animation-duration: .01ms !important;
  animation-iteration-count: 1 !important;
  transition-duration: .01ms !important;
 }
}