/* roulang page: index */
/* ========== RESET & BASE ========== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            background: #F5F8FC;
            color: #12263A;
            line-height: 1.7;
            font-size: 16px;
            overflow-x: hidden;
        }
        :root {
            --bg-canvas: #F5F8FC;
            --bg-card: #FFFFFF;
            --color-primary: #1879E1;
            --color-primary-hover: #1166BD;
            --color-primary-light: rgba(24, 121, 225, 0.08);
            --color-accent: #0FA87C;
            --color-accent-light: rgba(15, 168, 124, 0.12);
            --color-warning: #F07B3F;
            --color-heading: #12263A;
            --color-body: #46586D;
            --color-muted: #7B8CA0;
            --color-border: #E4EAF1;
            --color-dark-footer: #1B2A41;
            --shadow-card: 0 6px 24px rgba(18, 38, 58, 0.07);
            --shadow-card-hover: 0 18px 36px rgba(24, 121, 225, 0.08);
            --radius-lg: 18px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --font-hero: 38px;
            --font-section: 28px;
            --font-card: 20px;
            --font-body: 16px;
            --font-caption: 13px;
            --transition: all .3s cubic-bezier(.4, 0, .2, 1);
            --max-width: 1200px;
        }
        img,
        svg,
        video {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        ul,
        ol,
        li {
            list-style: none;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            border: none;
            outline: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .section-title {
            font-size: var(--font-section);
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-heading);
            letter-spacing: -0.01em;
        }
        .section-sub {
            font-size: 16px;
            color: var(--color-body);
            max-width: 620px;
            margin-top: 8px;
            line-height: 1.7;
        }
        .hidden {
            display: none !important;
        }

        /* ========== BUTTON & BADGE ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 0 24px;
            height: 48px;
            border-radius: 10px;
            font-size: 15px;
            font-weight: 600;
            transition: var(--transition);
            white-space: nowrap;
            border: 1px solid transparent;
        }
        .btn-primary {
            background: var(--color-primary);
            color: #fff;
            box-shadow: 0 10px 20px -6px rgba(24, 121, 225, 0.4);
        }
        .btn-primary:hover {
            background: var(--color-primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 16px 28px -8px rgba(24, 121, 225, 0.5);
        }
        .btn-outline {
            background: transparent;
            border-color: var(--color-primary);
            color: var(--color-primary);
        }
        .btn-outline:hover {
            background: var(--color-primary-light);
            border-color: var(--color-primary-hover);
            transform: translateY(-2px);
        }
        .btn-lg {
            height: 54px;
            padding: 0 34px;
            font-size: 17px;
            border-radius: 12px;
        }
        .btn-sm {
            height: 38px;
            padding: 0 16px;
            font-size: 14px;
            border-radius: 8px;
        }
        .btn-block {
            width: 100%;
        }
        .btn:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
        }
        .btn:disabled {
            opacity: 0.45;
            pointer-events: none;
        }

        .badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 4px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.03em;
            line-height: 1.8;
            color: #fff;
        }
        .badge-primary {
            background: var(--color-primary);
        }
        .badge-accent {
            background: var(--color-accent);
        }
        .badge-warning {
            background: var(--color-warning);
        }
        .badge-soft {
            background: var(--color-primary-light);
            color: var(--color-primary);
            font-weight: 600;
        }
        .badge-gray {
            background: #EDF1F6;
            color: var(--color-body);
        }

        /* ========== HEADER ========== */
        .site-header {
            background: #fff;
            border-bottom: 1px solid var(--color-border);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.02);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            height: 80px;
        }
        .logo {
            flex-shrink: 0;
        }
        .logo a {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .logo-icon {
            width: 42px;
            height: 42px;
            background: var(--color-primary);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 20px;
            flex-shrink: 0;
            box-shadow: 0 6px 14px rgba(24, 121, 225, .3);
        }
        .logo-text {
            font-size: 22px;
            font-weight: 800;
            color: var(--color-heading);
            letter-spacing: -0.01em;
            line-height: 1.2;
        }
        .logo-text small {
            display: block;
            font-size: 11px;
            font-weight: 500;
            color: var(--color-muted);
            letter-spacing: 0.08em;
        }

        .nav-search-wrap {
            flex: 1;
            max-width: 520px;
            margin: 0 16px;
        }
        .nav-search-box {
            position: relative;
        }
        .nav-search-box .fa-search {
            position: absolute;
            left: 18px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--color-muted);
            font-size: 16px;
            pointer-events: none;
        }
        .nav-search-input {
            width: 100%;
            height: 48px;
            border-radius: 24px;
            background: #F1F5FA;
            border: 1px solid transparent;
            padding: 0 22px 0 46px;
            font-size: 15px;
            transition: var(--transition);
            color: var(--color-heading);
        }
        .nav-search-input::placeholder {
            color: var(--color-muted);
        }
        .nav-search-input:focus {
            background: #fff;
            border-color: var(--color-primary);
            box-shadow: 0 0 0 4px rgba(24, 121, 225, 0.10);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
            margin: 0 8px 0 auto;
        }
        .main-nav a {
            padding: 10px 16px;
            border-radius: 6px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-body);
            transition: var(--transition);
            position: relative;
            line-height: 1.4;
        }
        .main-nav a:hover {
            color: var(--color-primary);
            background: var(--color-primary-light);
        }
        .main-nav a.active {
            color: var(--color-primary);
            font-weight: 600;
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: 2px;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .user-btn {
            display: inline-block;
        }

        .nav-toggle {
            display: none;
            font-size: 24px;
            color: var(--color-heading);
            background: none;
            padding: 8px 10px;
            border-radius: 8px;
            transition: var(--transition);
        }
        .nav-toggle:hover {
            background: var(--color-primary-light);
        }

        /* ========== MOBILE NAV PANEL ========== */
        .mobile-nav {
            display: none;
            background: #fff;
            border-top: 1px solid var(--color-border);
            padding: 16px 24px 24px;
            flex-direction: column;
            gap: 6px;
        }
        .mobile-nav a {
            padding: 12px 14px;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 500;
            color: var(--color-body);
            transition: var(--transition);
        }
        .mobile-nav a:hover {
            background: var(--color-primary-light);
            color: var(--color-primary);
        }
        .mobile-nav a.active {
            background: var(--color-primary-light);
            color: var(--color-primary);
            font-weight: 600;
        }
        .mobile-nav.show {
            display: flex;
        }

        /* ========== COUNTDOWN BAR ========== */
        .countdown-bar {
            background: #EAF2FC;
            border-bottom: 1px solid #C8DCEE;
            color: #12263A;
            font-size: 14px;
            padding: 10px 0;
            position: relative;
        }
        .countdown-inner {
            display: flex;
            align-items: center;
            justify-content: center;
            flex-wrap: wrap;
            gap: 12px 20px;
            text-align: center;
        }
        .countdown-status {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 14px;
            color: var(--color-accent);
            background: rgba(15, 168, 124, 0.08);
            padding: 4px 12px;
            border-radius: 30px;
        }
        .countdown-status .pulse-dot {
            width: 8px;
            height: 8px;
            background: var(--color-accent);
            border-radius: 50%;
            display: inline-block;
            animation: pulse 1.6s infinite;
        }
        .countdown-timer {
            display: inline-flex;
            align-items: baseline;
            gap: 6px;
            font-size: 15px;
        }
        .countdown-timer .timer-num {
            font-size: 22px;
            font-weight: 800;
            color: var(--color-heading);
            font-family: "SF Mono", "Roboto Mono", "Courier New", monospace;
            line-height: 1;
            background: #fff;
            border-radius: 8px;
            padding: 4px 6px;
            border: 1px solid #D8E4F0;
        }
        .countdown-timer .timer-unit {
            font-size: 12px;
            color: var(--color-muted);
            margin-left: -2px;
            margin-right: 6px;
        }
        @keyframes pulse {
            0% { opacity: .4; transform: scale(.8); }
            50% { opacity: 1; transform: scale(1.2); }
            100% { opacity: .4; transform: scale(.8); }
        }
        .countdown-link {
            color: var(--color-primary);
            font-weight: 600;
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: var(--transition);
            border-bottom: 1px dashed transparent;
        }
        .countdown-link:hover {
            color: var(--color-primary-hover);
            border-bottom-color: var(--color-primary);
        }

        /* ========== HERO ========== */
        .hero {
            position: relative;
            background: linear-gradient(135deg, #E8F1FB 0%, #F5F8FC 50%, #FFFFFF 100%);
            padding: 72px 0 64px;
            min-height: 600px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .hero::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -60px;
            width: 380px;
            height: 380px;
            background: radial-gradient(circle at 70% 30%, rgba(24,121,225,0.14) 0%, rgba(255,255,255,0) 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero .container {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 60px;
            align-items: center;
        }
        .hero-content {
            max-width: 640px;
        }
        .hero-overline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: 30px;
            padding: 6px 16px;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 22px;
            box-shadow: 0 2px 6px rgba(0,0,0,.02);
        }
        .hero-overline .icon {
            width: 6px;
            height: 6px;
            background: var(--color-accent);
            border-radius: 50%;
            display: inline-block;
        }
        .hero h1 {
            font-size: 42px;
            line-height: 1.3;
            font-weight: 800;
            color: var(--color-heading);
            margin-bottom: 20px;
            letter-spacing: -0.02em;
        }
        .hero h1 .highlight {
            color: var(--color-primary);
            position: relative;
            white-space: nowrap;
        }
        .hero h1 .highlight::after {
            content: '';
            position: absolute;
            left: 0;
            right: 0;
            bottom: 6px;
            height: 8px;
            background: rgba(24, 121, 225, 0.15);
            border-radius: 4px;
            z-index: -1;
        }
        .hero-desc {
            font-size: 18px;
            color: var(--color-body);
            line-height: 1.7;
            margin-bottom: 32px;
            max-width: 520px;
        }
        .hero-actions {
            display: flex;
            align-items: center;
            gap: 18px;
            flex-wrap: wrap;
        }
        .hero-info-row {
            display: flex;
            margin-top: 36px;
            gap: 32px;
            flex-wrap: wrap;
            border-top: 1px solid rgba(228, 234, 241, 0.6);
            padding-top: 24px;
            max-width: 500px;
        }
        .hero-info-item .num {
            font-size: 28px;
            font-weight: 800;
            color: var(--color-heading);
            line-height: 1.2;
        }
        .hero-info-item .label {
            font-size: 13px;
            color: var(--color-muted);
            margin-top: 2px;
        }

        .hero-visual {
            position: relative;
        }
        .hero-image-card {
            border-radius: 24px;
            overflow: hidden;
            box-shadow: 0 24px 48px rgba(18, 38, 58, 0.16);
            position: relative;
            transform: rotate(1.5deg);
            background: #fff;
            padding: 16px 16px 0 16px;
            max-width: 360px;
            margin-left: auto;
        }
        .hero-image-card img {
            border-radius: 18px;
            object-fit: cover;
            width: 100%;
            height: 340px;
        }
        .hero-image-card .photo-info {
            padding: 12px 16px 16px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .hero-image-card .photo-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-heading);
        }
        .hero-floating-card {
            position: absolute;
            background: #fff;
            border-radius: 14px;
            box-shadow: 0 12px 32px rgba(18, 38, 58, 0.1);
            padding: 14px 18px;
            font-size: 13px;
            width: 180px;
            z-index: 3;
            bottom: -20px;
            left: -30px;
            border: 1px solid rgba(228,234,241,.6);
        }
        .hero-floating-card .fc-title {
            font-weight: 600;
            color: var(--color-heading);
            font-size: 14px;
            margin-bottom: 4px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .hero-floating-card .fc-sub {
            color: var(--color-muted);
            font-size: 12px;
        }

        /* ========== FEATURES / SELLING POINTS ========== */
        .features {
            padding: 92px 0;
            background: var(--bg-canvas);
        }
        .features-grid {
            display: grid;
            grid-template-columns: 0.9fr 1.1fr;
            gap: 48px 80px;
            align-items: center;
        }
        .features-intro {
            max-width: 400px;
        }
        .features-intro .section-title {
            font-size: 32px;
            line-height: 1.35;
        }
        .features-intro p {
            margin-top: 18px;
            color: var(--color-body);
            font-size: 16px;
            line-height: 1.8;
        }
        .features-list {
            display: flex;
            flex-direction: column;
            gap: 28px;
        }
        .feature-item {
            display: flex;
            gap: 18px;
            align-items: flex-start;
        }
        .feature-item .feature-icon {
            width: 48px;
            height: 48px;
            border-radius: 14px;
            background: #fff;
            border: 1px solid var(--color-border);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
            font-size: 20px;
            flex-shrink: 0;
            box-shadow: 0 4px 12px rgba(0,0,0,.03);
            transition: var(--transition);
        }
        .feature-item:hover .feature-icon {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
            transform: translateY(-2px);
        }
        .feature-item .feature-content {
            flex: 1;
        }
        .feature-item .feature-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-heading);
            margin-bottom: 4px;
        }
        .feature-item .feature-desc {
            font-size: 15px;
            color: var(--color-body);
            line-height: 1.7;
            max-width: 440px;
        }

        /* ========== GALLERY / 图墙 ========== */
        .gallery-section {
            padding: 92px 0 80px;
            background: #fff;
        }
        .gallery-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 40px;
            margin-bottom: 40px;
        }
        .gallery-grid {
            display: grid;
            grid-template-columns: 1fr 1.1fr 0.9fr;
            grid-auto-rows: 220px;
            gap: 24px;
        }
        .gallery-card {
            border-radius: 20px;
            overflow: hidden;
            position: relative;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            background: var(--color-border);
            border: 1px solid rgba(228, 234, 241, 0.4);
            flex: 1;
        }
        .gallery-card img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }
        .gallery-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-6px);
        }
        .gallery-card:hover img {
            transform: scale(1.035);
        }
        .gallery-card .card-overlay {
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            padding: 18px 20px 16px;
            background: linear-gradient(to top, rgba(10,20,30,.7) 0%, transparent 80%);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }
        .gallery-card .overlay-text {
            font-size: 15px;
            font-weight: 600;
            text-shadow: 0 2px 4px rgba(0,0,0,.2);
        }
        .gallery-card .tag {
            background: rgba(255,255,255,.2);
            backdrop-filter: blur(8px);
            padding: 4px 12px;
            border-radius: 30px;
            font-size: 12px;
            font-weight: 500;
            color: #fff;
            border: 1px solid rgba(255,255,255,.2);
            white-space: nowrap;
        }
        .gallery-card.span-col-2 {
            grid-column: span 2;
        }
        .gallery-card.tall {
            grid-row: span 2;
        }
        .gallery-card.medium {
            grid-row: span 1.4;
        }
        .gallery-link-bottom {
            display: flex;
            justify-content: center;
            margin-top: 44px;
        }
        .gallery-link-bottom .btn-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-primary);
            transition: var(--transition);
        }
        .gallery-link-bottom .btn-link i {
            transition: transform .3s;
        }
        .gallery-link-bottom .btn-link:hover {
            color: var(--color-primary-hover);
        }
        .gallery-link-bottom .btn-link:hover i {
            transform: translateX(6px);
        }

        /* ========== EVENT HIGHLIGHTS WITH COUNTDOWN INTEGRATED ========== */
        .event-highlight-section {
            background: var(--bg-canvas);
            padding: 92px 0;
        }
        .event-highlight-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
            align-items: stretch;
        }
        .event-stage-info {
            background: linear-gradient(135deg, #1B2A41, #1F4B6E);
            border-radius: var(--radius-lg);
            padding: 42px;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .event-stage-info::after {
            content: '';
            position: absolute;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(24,121,225,.12);
            bottom: -60px;
            right: -60px;
        }
        .event-stage-info .ev-label {
            color: rgba(255,255,255,.6);
            text-transform: uppercase;
            letter-spacing: .06em;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .event-stage-info h3 {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 16px;
            line-height: 1.4;
        }
        .event-stage-info p {
            color: rgba(255,255,255,.7);
            line-height: 1.7;
            font-size: 15px;
            max-width: 500px;
        }
        .event-stage-stats {
            display: flex;
            gap: 28px;
            margin-top: 30px;
            flex-wrap: wrap;
        }
        .event-stage-stats .stat-item .num {
            font-size: 24px;
            font-weight: 700;
        }
        .event-stage-stats .stat-item .label {
            font-size: 13px;
            color: rgba(255,255,255,.6);
        }
        .event-side-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(228,234,241,.5);
            display: flex;
            flex-direction: column;
        }
        .event-side-card .side-title {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .event-side-card .side-title i {
            color: var(--color-primary);
        }
        .event-countdown-display {
            display: flex;
            align-items: center;
            gap: 12px;
            margin: 16px 0 20px;
            background: #F0F5FA;
            border-radius: 14px;
            padding: 16px 18px;
        }
        .event-countdown-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            min-width: 48px;
        }
        .event-countdown-item .num {
            font-size: 28px;
            font-weight: 800;
            color: var(--color-heading);
            line-height: 1.2;
            font-family: "Roboto Mono", monospace;
        }
        .event-countdown-item .unit {
            font-size: 12px;
            color: var(--color-muted);
        }
        .event-separator {
            color: var(--color-muted);
            font-size: 24px;
            padding-bottom: 14px;
            font-weight: 300;
        }
        .event-side-btn-row {
            margin-top: auto;
        }

        /* ========== CTA FORM SECTION ========== */
        .cta-form-section {
            background: linear-gradient(135deg, #eef4fb 0%, #dfe9f5 100%);
            padding: 80px 0;
            position: relative;
        }
        .cta-form-wrap {
            background: #fff;
            border-radius: 20px;
            box-shadow: 0 24px 48px -8px rgba(18, 38, 58, 0.18);
            padding: 40px 40px 44px;
            max-width: 840px;
            margin: 0 auto;
            position: relative;
        }
        .cta-form-title {
            font-size: 24px;
            font-weight: 700;
            text-align: center;
            margin-bottom: 6px;
        }
        .cta-form-sub {
            text-align: center;
            color: var(--color-muted);
            font-size: 15px;
            margin-bottom: 28px;
        }
        .form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .form-group.full-width {
            grid-column: span 2;
        }
        .form-group label {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-body);
        }
        .form-group label .star {
            color: var(--color-warning);
        }
        .form-control {
            height: 52px;
            background: #F4F7FA;
            border: 1px solid transparent;
            border-radius: 10px;
            padding: 0 16px;
            font-size: 15px;
            transition: var(--transition);
            color: var(--color-heading);
            width: 100%;
        }
        .form-control:focus {
            background: #fff;
            border-color: var(--color-primary);
            box-shadow: 0 0 0 4px rgba(24, 121, 225, 0.08);
        }
        .form-control::placeholder {
            color: var(--color-muted);
        }
        textarea.form-control {
            height: 100px;
            resize: vertical;
            padding-top: 12px;
            padding-bottom: 12px;
            line-height: 1.6;
        }
        .form-select {
            appearance: none;
            -webkit-appearance: none;
            background-color: #F4F7FA;
            background-image: url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%237B8CA0' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 16px center;
            padding-right: 40px;
        }
        .form-tip {
            font-size: 12px;
            color: var(--color-muted);
            margin-top: 18px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .form-success-msg,
        .form-error-msg {
            display: none;
            margin-top: 16px;
            padding: 14px 18px;
            border-radius: 8px;
            font-size: 14px;
        }
        .form-success-msg {
            background: rgba(15, 168, 124, 0.08);
            border: 1px solid rgba(15, 168, 124, 0.25);
            color: var(--color-accent);
        }
        .form-error-msg {
            background: rgba(240, 123, 63, 0.08);
            border: 1px solid rgba(240, 123, 63, 0.25);
            color: #b5541f;
        }
        .form-actions {
            grid-column: span 2;
            margin-top: 8px;
        }
        .cta-submit-text {
            margin-top: 8px;
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: 92px 0;
            background: #fff;
        }
        .faq-layout {
            display: grid;
            grid-template-columns: 0.7fr 1.3fr;
            gap: 56px;
        }
        .faq-intro {
            position: relative;
        }
        .faq-intro .section-sub {
            margin-bottom: 28px;
            margin-top: 12px;
        }
        .faq-support-card {
            background: var(--bg-canvas);
            border-radius: 16px;
            padding: 24px;
            border: 1px solid var(--color-border);
            margin-top: 16px;
        }
        .faq-support-card .faq-support-title {
            font-weight: 600;
            margin-bottom: 8px;
            font-size: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .faq-support-card .faq-support-title i {
            color: var(--color-primary);
        }
        .faq-support-card p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.8;
        }
        .faq-support-card a {
            color: var(--color-primary);
            font-weight: 600;
            font-size: 14px;
            display: inline-block;
            margin-top: 12px;
            border-bottom: 1px solid transparent;
            transition: var(--transition);
        }
        .faq-support-card a:hover {
            border-bottom-color: var(--color-primary);
        }
        .faq-list {
            display: flex;
            flex-direction: column;
        }
        .faq-item {
            border-bottom: 1px solid var(--color-border);
        }
        .faq-item:first-child {
            border-top: 1px solid var(--color-border);
        }
        .faq-question {
            padding: 24px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            cursor: pointer;
            transition: var(--transition);
        }
        .faq-question .faq-q-text {
            font-size: 17px;
            font-weight: 600;
            line-height: 1.5;
            color: var(--color-heading);
            transition: var(--transition);
        }
        .faq-question .faq-q-icon {
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: #F0F4F8;
            color: var(--color-muted);
            transition: var(--transition);
            font-size: 14px;
            flex-shrink: 0;
        }
        .faq-item.active .faq-question .faq-q-text {
            color: var(--color-primary);
        }
        .faq-item.active .faq-question .faq-q-icon {
            transform: rotate(45deg);
            background: var(--color-primary-light);
            color: var(--color-primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .45s ease;
        }
        .faq-answer-inner {
            padding: 0 0 24px;
            color: var(--color-body);
            line-height: 1.8;
            font-size: 15px;
        }

        /* ========== HP CMS LATEST POSTS ========== */
        .cms-news-section {
            padding: 92px 0;
            background: var(--bg-canvas);
        }
        .cms-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 24px;
            margin-bottom: 44px;
        }
        .cms-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .cms-card {
            background: #fff;
            border-radius: 14px;
            border: 1px solid rgba(228, 234, 241, .7);
            padding: 24px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            transition: var(--transition);
            box-shadow: 0 2px 6px rgba(0,0,0,.01);
            flex-wrap: wrap;
        }
        .cms-card-left {
            display: flex;
            align-items: center;
            gap: 24px;
            flex: 1;
            min-width: 260px;
        }
        .cms-card .cms-badge {
            flex-shrink: 0;
        }
        .cms-card .cms-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--color-heading);
            transition: var(--transition);
            line-height: 1.5;
            display: block;
            margin-bottom: 4px;
        }
        .cms-card .cms-title:hover {
            color: var(--color-primary);
        }
        .cms-card .cms-summary {
            color: var(--color-muted);
            font-size: 14px;
            line-height: 1.6;
            overflow: hidden;
            text-overflow: ellipsis;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            max-width: 760px;
            word-break: break-all;
        }
        .cms-meta {
            display: flex;
            align-items: center;
            gap: 18px;
            font-size: 13px;
            color: var(--color-muted);
            white-space: nowrap;
        }
        .cms-meta .meta-item {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .cms-card-link {
            color: var(--color-primary);
            font-weight: 600;
            font-size: 14px;
            white-space: nowrap;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
        }
        .cms-card-link i {
            font-size: 14px;
        }
        .cms-card-link:hover {
            gap: 14px;
        }
        .cms-card-link:hover {
            color: var(--color-primary-hover);
        }
        .cms-empty-msg {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            padding: 70px 0 50px;
            text-align: center;
            background: #fff;
            border-radius: 16px;
            border: 1px dashed var(--color-border);
            color: var(--color-muted);
        }
        .cms-empty-msg i {
            font-size: 46px;
            color: #D3DEEA;
            margin-bottom: 18px;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-dark-footer);
            color: #B0C2D6;
            padding: 60px 0 0;
            font-size: 14px;
        }
        .footer-top {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 48px;
            padding-bottom: 48px;
        }
        .footer-brand .logo-text {
            color: #fff;
            margin-top: 12px;
            display: inline-block;
        }
        .footer-brand .logo-text small {
            color: #8399b2;
        }
        .footer-brand p {
            margin-top: 16px;
            line-height: 1.8;
            font-size: 14px;
            color: #93A9C2;
            max-width: 260px;
        }
        .footer-links-block h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 18px;
        }
        .footer-links-block ul li {
            margin-bottom: 10px;
        }
        .footer-links-block ul li a {
            color: #93A9C2;
            transition: var(--transition);
            display: inline-block;
            position: relative;
        }
        .footer-links-block ul li a:hover {
            color: #fff;
            padding-left: 4px;
        }
        .footer-contact-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            margin-bottom: 14px;
            color: #93A9C2;
            font-size: 14px;
        }
        .footer-contact-list li i {
            color: var(--color-primary);
            margin-top: 4px;
            font-size: 16px;
        }
        .footer-copyright {
            border-top: 1px solid #2F4057;
            padding: 22px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            color: #6E849E;
            font-size: 13px;
            flex-wrap: wrap;
        }
        .footer-copyright .copy-text {
            display: flex;
            gap: 10px;
            align-items: center;
        }
        .footer-social {
            display: flex;
            gap: 14px;
        }
        .footer-social a {
            width: 34px;
            height: 34px;
            border-radius: 8px;
            background: rgba(255,255,255,.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #B0C2D6;
            transition: var(--transition);
            font-size: 16px;
        }
        .footer-social a:hover {
            background: var(--color-primary);
            color: #fff;
            transform: translateY(-2px);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero .container {
                grid-template-columns: 1fr 0.8fr;
                gap: 40px;
            }
            .hero h1 {
                font-size: 34px;
            }
            .features-grid {
                grid-template-columns: 1fr;
                gap: 44px;
            }
            .features-intro {
                max-width: 720px;
            }
            .gallery-grid {
                grid-template-columns: 1fr 1fr;
                grid-auto-rows: 210px;
            }
            .gallery-card.span-col-2 {
                grid-column: span 2;
            }
            .gallery-card.tall {
                grid-row: span 1;
            }
            .event-highlight-grid {
                grid-template-columns: 1fr;
            }
            .faq-layout {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .cta-form-wrap {
                padding: 30px 24px;
            }
            .footer-top {
                grid-template-columns: 1fr 1fr 1fr;
                gap: 32px;
            }
            .header-search-btn-text {
                display: none;
            }
        }
        @media (max-width: 768px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .header-inner {
                height: 66px;
                flex-wrap: wrap;
                gap: 12px;
            }
            .logo-text {
                font-size: 18px;
            }
            .logo-icon {
                width: 36px;
                height: 36px;
                font-size: 16px;
            }
            .nav-search-wrap {
                order: 3;
                flex-basis: 100%;
                max-width: none;
                margin: 0 0 8px !important;
                display: none;
            }
            .nav-search-wrap.show {
                display: block;
            }
            .main-nav {
                display: none;
            }
            .header-actions {
                margin-left: auto;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .mobile-nav {
                display: none;
            }
            .mobile-nav.show {
                display: flex;
            }
            .search-mobile-box {
                display: block;
            }
            .hero {
                position: relative;
                padding: 48px 0 48px;
                min-height: auto;
            }
            .hero::before {
                top: -40px;
                right: -80px;
            }
            .hero .container {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .hero-desc {
                max-width: 500px;
            }
            .hero-visual {
                display: none;
            }
            .features, .gallery-section, .event-highlight-section, .faq-section, .cms-news-section, .cta-form-section {
                padding: 56px 0;
            }
            .gallery-grid {
                grid-template-columns: 1fr;
                grid-template-rows: none;
                grid-auto-rows: 200px;
                gap: 18px;
            }
            .gallery-card.span-col-2,
            .gallery-card.tall {
                grid-column: span 1;
                grid-row: span 1;
            }
            .form-grid {
                grid-template-columns: 1fr;
            }
            .form-group.full-width,
            .form-actions {
                grid-column: span 1;
            }
            .cms-card {
                padding: 18px;
                flex-direction: column;
                gap: 12px;
                align-items: flex-start;
            }
            .cms-card-left {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .cms-meta {
                flex-wrap: wrap;
            }
            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 28px 24px;
            }
            .footer-brand {
                grid-column: span 2;
            }
            .countdown-bar {
                display: none;
                font-size: 12px;
                padding: 8px 0;
            }
            .countdown-inner {
                gap: 8px;
                flex-direction: column;
                text-align: center;
            }
            .gallery-section,
            .features {
                padding-top: 48px;
                padding-bottom: 48px;
            }
            .section-title {
                font-size: 24px;
            }
            .hero h1 {
                font-size: 28px;
            }
            .cta-form-title {
                font-size: 20px;
            }
            .event-stage-info h3 {
                font-size: 22px;
            }
            .faq-question .faq-q-text {
                font-size: 15px;
            }
        }
        @media (max-width: 520px) {
            .gallery-head,
            .cms-head {
                flex-direction: column;
                align-items: flex-start;
            }
            .gallery-link-bottom {
                margin-top: 20px;
            }
            .hero-content {
                text-align: center;
            }
            .hero-actions {
                justify-content: center;
            }
            .hero-info-row {
                justify-content: flex-start;
                text-align: left;
                margin-top: 24px;
                gap: 20px;
            }
            .hero-desc {
                margin-left: auto;
                margin-right: auto;
            }
            .hero-overline {
                margin-left: auto;
                margin-right: auto;
            }
            .footer-top {
                grid-template-columns: 1fr;
            }
            .footer-brand {
                grid-column: span 1;
            }
            .cta-form-wrap {
                padding: 24px 16px;
            }
            .event-countdown-display {
                flex-wrap: wrap;
                gap: 8px;
                justify-content: center;
            }
            .header-inner {
                gap: 8px;
            }
            .logo-text small {
                display: none;
            }
        }
        @media (min-width: 769px) {
            .mobile-nav {
                display: none !important;
            }
            .search-mobile-box {
                display: none;
            }
        }

/* roulang page: category1 */
:root{
  --primary:#1879E1;
  --primary-dark:#0f64c2;
  --primary-light:#EAF3FC;
  --accent:#0FA87C;
  --orange:#F07B3F;
  --bg:#F5F8FC;
  --card:#FFFFFF;
  --text:#12263A;
  --text-2:#46586D;
  --muted:#7B8CA0;
  --border:#E4EAF1;
  --shadow-sm:0 1px 2px rgba(18,38,58,.03),0 6px 18px rgba(18,38,58,.05);
  --shadow:0 8px 28px rgba(18,38,58,.08);
  --radius:16px;
  --radius-sm:10px;
  --transition:.25s ease;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.75;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s ease}
ul,ol,li{list-style:none}
button,input,select{font:inherit;color:inherit}
.container{max-width:1240px;margin:0 auto;padding:0 24px}
.skip-link{position:absolute;left:-999px;top:0;background:var(--primary);color:#fff;padding:10px 16px;z-index:999;border-radius:0 0 8px 0}
.skip-link:focus{left:0}

.section{padding:78px 0}
.section-sm{padding:52px 0}
.section-head{margin-bottom:38px;max-width:800px}
.section-head .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--primary);background:var(--primary-light);padding:4px 12px 4px 10px;border-radius:999px;margin-bottom:14px}
.section-head .eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--primary)}
.section-head h2{font-size:30px;line-height:1.3;font-weight:800;color:var(--text);letter-spacing:-.01em}
.section-head p{color:var(--text-2);font-size:16px;margin-top:10px}
.center{text-align:center;margin-left:auto;margin-right:auto}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;height:46px;padding:0 24px;border-radius:var(--radius-sm);font-size:15px;font-weight:600;border:1.5px solid transparent;cursor:pointer;transition:all .22s ease;white-space:nowrap;background:transparent}
.btn i{font-size:15px}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 18px rgba(24,121,225,.18)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 10px 24px rgba(24,121,225,.24)}
.btn-white{background:#fff;color:var(--primary);border-color:#fff}
.btn-white:hover{background:#e9f4ff}
.btn-ghost-light{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.72);backdrop-filter:blur(6px)}
.btn-ghost-light:hover{background:rgba(255,255,255,.22);color:#fff}
.btn-outline{background:var(--card);border-color:#C7DAF2;color:var(--primary)}
.btn-outline:hover{background:var(--primary-light);border-color:var(--primary)}
.btn:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--primary);outline-offset:3px}

.site-header{position:sticky;top:0;z-index:120;background:rgba(255,255,255,.95);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);box-shadow:0 4px 20px rgba(18,38,58,.04)}
.header-inner{display:flex;align-items:center;height:78px;gap:20px}
.logo{flex:0 0 auto}
.logo>a{display:flex;align-items:center;gap:11px}
.logo-icon{width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,#1D8CF0,#115FB3);color:#fff;display:flex;align-items:center;justify-content:center;font-size:17px;box-shadow:0 6px 16px rgba(24,121,225,.25)}
.logo-text{display:flex;flex-direction:column;line-height:1.15;font-size:20px;font-weight:800;color:var(--text)}
.logo-text small{font-size:9px;font-weight:700;letter-spacing:.22em;color:var(--muted);margin-top:3px}
.desktop-search-box{flex:1;max-width:420px;min-width:180px}
.nav-search-box{display:flex;align-items:center;gap:10px;background:#F2F6FB;border:1px solid var(--border);height:46px;padding:0 18px;border-radius:999px;transition:border-color .2s ease,background .2s}
.nav-search-box:focus-within{background:#fff;border-color:var(--primary);box-shadow:0 0 0 4px rgba(24,121,225,.12)}
.nav-search-box i{color:var(--muted);font-size:15px}
.nav-search-input{flex:1;min-width:0;border:0;background:transparent;height:44px;font-size:14px;color:var(--text)}
.nav-search-input::placeholder{color:#98A8BA}
.nav-search-input:focus{outline:none}
.main-nav{display:flex;align-items:center;justify-content:flex-end;gap:2px;margin-left:auto}
.main-nav>a{display:inline-flex;align-items:center;gap:7px;height:42px;padding:0 14px;font-size:15px;font-weight:500;color:var(--text-2);border-radius:9px;margin:0 1px}
.main-nav>a:hover{color:var(--primary);background:var(--primary-light)}
.main-nav>a.active{color:var(--primary);font-weight:700;background:rgba(24,121,225,.09);position:relative}
.main-nav>a.active:after{content:"";position:absolute;left:50%;bottom:3px;transform:translateX(-50%);width:18px;height:3px;border-radius:99px;background:var(--primary)}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--border);border-radius:10px;background:#fff;color:var(--text);align-items:center;justify-content:center;font-size:18px;cursor:pointer;transition:.2s}
.nav-toggle:hover{background:var(--primary-light);color:var(--primary)}
.mobile-nav{display:none;background:#fff;border-bottom:1px solid var(--border);padding:14px 20px 20px;box-shadow:0 12px 20px rgba(18,38,58,.06)}
.mobile-nav a{display:flex;align-items:center;gap:10px;padding:11px 4px;font-size:15px;font-weight:600;color:var(--text-2);border-bottom:1px solid #F0F4F9}
.mobile-nav a:last-of-type{border-bottom:0}
.mobile-nav a:hover,.mobile-nav a.active{color:var(--primary)}
.mobile-nav .mobile-search{margin-bottom:10px}
.mobile-nav.open{display:flex;flex-direction:column}

.event-banner-wrap{margin-top:24px}
.event-banner-inner{position:relative;overflow:hidden;min-height:300px;border-radius:22px;display:flex;align-items:center;color:#fff;padding:54px 58px;box-shadow:0 18px 36px rgba(18,38,58,.12);background:linear-gradient(105deg,rgba(15,53,92,.94) 0%,rgba(15,75,122,.80) 48%,rgba(20,110,178,.55) 100%),url("/assets/images/backpic/back-1.png") center center/cover no-repeat,#1c5f9e}
.event-banner-content{position:relative;z-index:2;max-width:760px}
.event-crumb{display:flex;align-items:center;gap:7px;font-size:14px;color:rgba(255,255,255,.88);margin-bottom:16px}
.event-crumb a:hover{color:#fff;text-decoration:underline}
.event-banner-content h1{font-size:36px;line-height:1.34;font-weight:800;letter-spacing:-.012em;margin:0 0 14px}
.event-banner-content p{font-size:16px;color:rgba(255,255,255,.9);max-width:660px;margin-bottom:26px}
.banner-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}
.banner-tags span{display:inline-flex;align-items:center;font-size:13px;padding:5px 13px;border-radius:999px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.35);font-weight:500}
.banner-actions{display:flex;flex-wrap:wrap;gap:12px}

.grid-features{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.feature-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:25px 23px 28px;box-shadow:var(--shadow-sm);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;position:relative;overflow:hidden}
.feature-card:before{content:"";position:absolute;left:0;top:0;width:100%;height:3px;background:var(--primary);opacity:0;transition:.25s}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#d2e4f7;background:#fff}
.feature-card:hover:before{opacity:1}
.feature-icon{width:50px;height:50px;border-radius:14px;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:20px;margin-bottom:18px}
.feature-card h3{font-size:18px;font-weight:700;margin-bottom:9px}
.feature-card p{font-size:14px;color:var(--text-2);line-height:1.75}

.project-section{background:var(--bg)}
.project-row{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:42px;background:var(--card);border:1px solid var(--border);border-radius:22px;padding:30px;box-shadow:var(--shadow-sm);margin-bottom:26px;transition:box-shadow .25s ease}
.project-row:hover{box-shadow:var(--shadow)}
.project-media{position:relative;border-radius:17px;overflow:hidden;background:#DCE8F5;aspect-ratio:4/3}
.project-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.project-row:hover .project-media img{transform:scale(1.02)}
.project-mini-tag{position:absolute;left:14px;top:14px;background:rgba(255,255,255,.95);color:var(--primary);font-size:12px;font-weight:700;padding:5px 12px;border-radius:999px;box-shadow:0 4px 14px rgba(18,38,58,.14)}
.project-content h2{font-size:24px;font-weight:800;line-height:1.4;margin-bottom:8px}
.project-content .mini-label{display:inline-flex;align-items:center;gap:7px;font-size:13px;font-weight:700;color:var(--accent);margin-bottom:0}
.project-content .mini-label i{color:var(--accent)}
.project-content p{font-size:15px;color:var(--text-2);margin:12px 0 20px}
.project-feature-list{display:grid;gap:10px;margin-bottom:20px}
.project-feature-list li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--text-2)}
.project-feature-list li i{flex:0 0 auto;width:20px;height:20px;display:inline-flex;align-items:center;justify-content:center;background:#E7F6F1;color:var(--accent);border-radius:50%;font-size:10px;margin-top:4px}
.project-link{display:inline-flex;align-items:center;gap:7px;font-size:14px;font-weight:700;color:var(--primary)}
.project-link i{transition:transform .2s}
.project-link:hover i{transform:translateX(4px)}
.project-media img.loading{background:#DCE8F5}

.program-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.program-card{background:#fff;border:1px solid var(--border);border-radius:18px;overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .25s ease,box-shadow .25s ease}
.program-card:hover{transform:translateY(-4px);box-shadow:0 16px 32px rgba(18,38,58,.10)}
.program-media{position:relative;aspect-ratio:3/2;overflow:hidden;background:#DCE8F5}
.program-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.program-card:hover .program-media img{transform:scale(1.03)}
.p-card-badge{position:absolute;left:12px;top:12px;font-size:12px;font-weight:700;color:#fff;background:rgba(24,121,225,.92);padding:4px 11px;border-radius:999px;box-shadow:0 4px 12px rgba(18,38,58,.2)}
.program-body{padding:20px 20px 22px}
.program-body h3{font-size:17px;font-weight:700;line-height:1.4;margin-bottom:8px}
.program-body p{font-size:13px;color:var(--text-2);margin-bottom:14px}
.program-meta{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--muted);border-top:1px dashed var(--border);padding-top:14px;margin-bottom:12px}
.program-meta i{color:var(--primary)}
.text-arrow{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;color:var(--primary)}
.text-arrow i{transition:transform .2s}
.text-arrow:hover i{transform:translateX(4px)}

.process-sec{background:#fff;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.process-step{background:#F8FAFD;border:1px solid var(--border);border-radius:var(--radius);padding:28px 22px 24px;position:relative;min-height:190px;transition:.25s}
.process-step:hover{background:#fff;box-shadow:var(--shadow-sm);transform:translateY(-4px)}
.step-num{display:inline-flex;width:30px;height:30px;border-radius:50%;background:var(--primary);color:#fff;font-size:14px;font-weight:800;align-items:center;justify-content:center;margin-bottom:14px;box-shadow:0 6px 14px rgba(24,121,225,.22)}
.process-step h4{font-size:17px;font-weight:700;margin-bottom:7px}
.process-step p{font-size:13px;color:var(--text-2)}
.process-arrow{position:absolute;right:-14px;top:34px;color:#C6D8EE;font-size:14px;z-index:2}
.process-grid .process-step:nth-child(4) .process-arrow{display:none}

.assure-strip{display:flex;flex-wrap:wrap;justify-content:center;gap:14px;margin-top:40px}
.assure-pill{display:inline-flex;align-items:center;gap:9px;background:#fff;border:1px solid var(--border);border-radius:999px;padding:8px 18px;font-size:13px;font-weight:600;color:var(--text-2);box-shadow:var(--shadow-sm)}
.assure-pill i{color:var(--accent)}

.faq-wrap{max-width:960px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--border);border-bottom:0;padding:0 0 0 26px;box-shadow:none;transition:background .2s,border-color .2s}
.faq-item:first-child{border-radius:18px 18px 0 0}
.faq-item:last-child{border-bottom:1px solid var(--border);border-radius:0 0 18px 18px}
.faq-item[open]{background:#FFFFFF}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:20px;list-style:none;cursor:pointer;padding:21px 26px 21px 0;font-weight:700;font-size:15px;color:var(--text);transition:color .2s}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--primary)}
.faq-item .faq-answer{padding:0 40px 24px 0;font-size:14px;color:var(--text-2);border-top:1px dashed var(--border);padding-top:16px;max-width:830px}
.faq-icon{flex:0 0 auto;width:28px;height:28px;border-radius:50%;border:1px solid #D2E0F0;display:flex;align-items:center;justify-content:center;color:var(--primary);font-size:12px;transition:transform .3s,background .2s,color .2s}
.faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--primary);border-color:var(--primary);color:#fff}
.faq-note{text-align:center;margin-top:30px;font-size:14px;color:var(--muted)}
.faq-note a{color:var(--primary);font-weight:600}
.faq-note a:hover{text-decoration:underline}

.cta-sec{padding:0 0 86px}
.cta-card{background:#fff;border:1px solid #d9e7f8;border-radius:24px;box-shadow:var(--shadow-sm);overflow:hidden;margin-top:78px}
.cta-inner{background:linear-gradient(120deg,#EFF6FE 0%,#FFFFFF 58%,#F4FAFF 100%);display:grid;grid-template-columns:1.2fr .85fr;gap:38px;align-items:center;padding:54px 56px}
.cta-copy h2{font-size:26px;font-weight:800;line-height:1.4;margin-bottom:12px}
.cta-copy p{font-size:15px;color:var(--text-2);margin-bottom:24px;max-width:560px}
.cta-contacts{display:flex;flex-wrap:wrap;gap:12px}
.contact-service-line{font-size:14px;color:var(--muted)}
.cta-aside{padding:25px 26px;background:#fff;border:1px solid var(--border);border-radius:18px;box-shadow:var(--shadow-sm);display:grid;grid-template-columns:120px 1fr;gap:18px;align-items:center}
.cta-aside i{font-size:34px;color:var(--primary);background:var(--primary-light);width:64px;height:64px;display:flex;align-items:center;justify-content:center;border-radius:18px}
.cta-aside h3{font-size:16px;font-weight:700;margin-bottom:6px}
.cta-aside p{font-size:13px;color:var(--text-2);line-height:1.65}

.site-footer{margin-top:30px;background:#16283D;color:#B9C8D8;padding:64px 0 0}
.site-footer .container{}
.footer-top{display:grid;grid-template-columns:1.35fr repeat(3,1fr);gap:44px;padding-bottom:44px}
.footer-brand .logo-text{color:#fff;font-size:21px;font-weight:800;margin-bottom:14px}
.footer-brand p{font-size:13px;line-height:1.85;color:#9FB2C5;max-width:340px;margin-top:12px}
.footer-links-block h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:17px;letter-spacing:.02em}
.footer-links-block ul li{margin-bottom:10px}
.footer-links-block ul li a{color:#A9BBCB;font-size:14px;display:inline-flex;gap:8px;align-items:center;transition:all .2s}
.footer-links-block ul li a:hover{color:#fff;transform:translateX(3px)}
.footer-contact-list li{display:flex;gap:9px;align-items:flex-start;margin-bottom:12px;font-size:13px;color:#B4C6D8}
.footer-contact-list i{flex:0 0 16px;margin-top:5px;color:#76B4F0}
.footer-copyright{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 0;border-top:1px solid rgba(255,255,255,.1);font-size:12px;color:#8095A9}
.copy-text{display:flex;align-items:center;gap:6px}
.footer-social{display:flex;gap:12px}
.footer-social a{width:32px;height:32px;border-radius:8px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.05);display:flex;align-items:center;justify-content:center;color:#A9BBCB;font-size:14px;transition:.2s}
.footer-social a:hover{background:#fff;color:#16283D;border-color:#fff}
@media(max-width:1023px){
  .desktop-search-box{display:none !important}
  .main-nav{display:none !important}
  .nav-toggle{display:inline-flex}
  .header-inner{gap:14px}
  .mobile-nav{display:none}
  .mobile-nav.open{display:flex}
  .grid-features{grid-template-columns:repeat(2,1fr)}
  .project-row{grid-template-columns:1fr;gap:22px;padding:22px}
  .program-grid{grid-template-columns:repeat(2,1fr)}
  .process-grid{grid-template-columns:repeat(2,1fr);gap:15px}
  .process-arrow{display:none}
  .footer-top{grid-template-columns:1.4fr 1fr 1fr;gap:32px}
  .footer-brand{grid-column:1/-1}
  .cta-inner{grid-template-columns:1fr;padding:38px 30px;gap:28px}
}
@media(max-width:767px){
  .header-inner{height:66px;gap:10px}
  .logo-icon{width:36px;height:36px;font-size:15px;border-radius:10px}
  .logo-text{font-size:17px}
  .logo-text small{display:none}
  .container{padding:0 16px}
  .section{padding:52px 0}
  .section-head h2{font-size:24px;line-height:1.4}
  .event-banner-wrap{margin-top:18px}
  .event-banner-inner{padding:32px 22px;min-height:280px;border-radius:18px}
  .event-banner-content h1{font-size:26px;line-height:1.36}
  .event-banner-content p{font-size:15px}
  .banner-actions .btn{height:44px;padding:0 18px;font-size:14px}
  .banner-tags{margin-bottom:20px}
  .grid-features{grid-template-columns:1fr;gap:14px}
  .feature-card{padding:21px 20px}
  .program-grid{grid-template-columns:1fr;gap:15px}
  .process-grid{grid-template-columns:1fr;gap:14px}
  .process-step{min-height:0}
  .cta-inner{padding:30px 21px}
  .cta-card{margin-top:50px}
  .cta-copy h2{font-size:21px}
  .cta-aside{grid-template-columns:1fr;gap:10px}
  .faq-item summary{font-size:14px}
  .faq-item{width:100%}
  .footer-top{grid-template-columns:1fr 1fr;gap:28px 16px;padding-bottom:28px}
  .footer-brand{grid-column:1/-1}
  .footer-copyright{flex-direction:column;align-items:center;justify-content:center;text-align:center}
  .footer-social .copy-text justify-content center
}

/* roulang page: article */
:root {
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --primary: #1879E1;
  --primary-dark: #1266c4;
  --primary-light: #eef6ff;
  --accent: #0FA87C;
  --warm: #F07B3F;
  --bg: #F5F8FC;
  --surface: #FFFFFF;
  --text: #12263A;
  --text-2: #46586D;
  --muted: #7B8CA0;
  --border: #E4EAF1;
  --shadow-sm: 0 1px 2px rgba(16, 42, 67, .05), 0 8px 24px -18px rgba(16, 42, 67, .16);
  --shadow-md: 0 6px 18px -8px rgba(16, 42, 67, .16), 0 14px 36px -20px rgba(16, 42, 67, .2);
  --shadow-lg: 0 8px 22px -8px rgba(16, 42, 67, .2), 0 22px 48px -24px rgba(16, 42, 67, .3);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --container: 1240px;
  --readable: 780px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-radius: 4px;
}

button {
  font: inherit;
  border: 0;
  background: transparent;
  cursor: pointer;
}

input {
  font: inherit;
  border: 0;
  outline: 0;
}

ol, ul {
  list-style: none;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, .97);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 6px 24px -24px rgba(16, 42, 67, .4);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 76px;
}

.logo {
  flex-shrink: 0;
}

.logo a {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 13px;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 19px;
}

.logo-text {
  display: inline-flex;
  flex-direction: column;
  font-size: 21px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: .01em;
  line-height: 1.15;
}

.logo-text small {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .24em;
  color: var(--muted);
}

.nav-search-wrap {
  flex: 1 1 auto;
  max-width: 500px;
  margin: 0 12px 0 24px;
}

.nav-search-box {
  display: flex;
  align-items: center;
  gap: 10px;
  height: 46px;
  padding: 0 18px;
  background: #F1F5FA;
  border: 1px solid #E0E8F1;
  border-radius: 50px;
  color: var(--muted);
  transition: border-color .2s ease, background .2s ease, box-shadow .2s ease;
}

.nav-search-box:focus-within {
  background: #fff;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(24, 121, 225, .1);
}

.nav-search-box i {
  font-size: 15px;
  pointer-events: none;
}

.nav-search-input {
  flex: 1;
  height: 100%;
  background: transparent;
  color: var(--text);
  font-size: 15px;
}

.nav-search-input::placeholder {
  color: #8ba0b5;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-left: auto;
  flex-shrink: 0;
}

.main-nav > a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 15px;
  border-radius: 50px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-2);
  transition: background .2s ease, color .2s ease;
}

.main-nav > a:hover {
  color: var(--primary);
  background: var(--primary-light);
}

.main-nav > a.active {
  color: var(--primary);
  background: var(--primary-light);
  font-weight: 600;
  position: relative;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 20px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 15px;
  line-height: 1;
  border: 1px solid transparent;
  transition: transform .2s ease, background .2s ease, color .2s ease, border-color .2s ease, box-shadow .2s ease;
}

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

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 8px 18px -10px rgba(24, 121, 225, .8);
}

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

.btn-outline:hover {
  background: var(--primary-light);
  transform: translateY(-1px);
}

.btn-sm {
  min-height: 40px;
  padding: 0 16px;
  border-radius: 8px;
}

.btn:focus-visible,
a:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}

.btn[disabled] {
  opacity: .45;
  pointer-events: none;
}

.header-tools,
.nav-toggle {
  display: none;
}

/* Mobile nav */
.mobile-nav {
  display: none;
}

/* Main */
.site-main {
  padding: 44px 0 80px;
  min-height: 70vh;
}

.breadcrumb {
  max-width: var(--readable);
  margin: 0 auto 24px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  color: var(--muted);
  font-size: 14px;
}

.breadcrumb a {
  color: var(--muted);
  transition: color .2s ease;
}

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

.breadcrumb i {
  font-size: 12px;
  color: #b6c4d2;
}

.article-readable {
  max-width: var(--readable);
  margin: 0 auto;
}

.article-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: clamp(24px, 5vw, 54px);
}

.article-head {
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}

.cat-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: 30px;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
}

.article-title {
  font-size: clamp(26px, 4vw, 36px);
  line-height: 1.4;
  font-weight: 800;
  color: var(--text);
  margin-top: 16px;
  letter-spacing: -.01em;
  word-break: break-word;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 24px;
  margin-top: 18px;
  color: var(--muted);
  font-size: 14px;
}

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

.article-meta .meta-item i {
  font-size: 14px;
  color: #9AAEBE;
}

.article-source {
  color: var(--text-2);
}

.article-summary {
  margin-top: 28px;
  background: #F2F7FD;
  border-left: 4px solid var(--primary);
  border-radius: 10px;
  padding: 16px 20px;
  font-size: 15px;
  color: var(--text-2);
  line-height: 1.8;
}

.article-summary strong {
  display: inline-block;
  color: var(--primary);
  font-weight: 700;
  margin-right: 8px;
}

.article-body {
  margin-top: 32px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--text);
  word-wrap: break-word;
}

.article-body p {
  margin: 0 0 1.2em;
}

.article-body h2 {
  font-size: 24px;
  font-weight: 800;
  margin: 2em 0 .8em;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  line-height: 1.5;
}

.article-body h3 {
  font-size: 20px;
  font-weight: 700;
  margin: 1.8em 0 .7em;
  color: var(--text);
  line-height: 1.5;
}

.article-body ul,
.article-body ol {
  margin: 1em 0 1.4em;
  padding-left: 1.5em;
}

.article-body ul {
  list-style: disc;
}

.article-body ol {
  list-style: decimal;
}

.article-body li {
  margin: .45em 0;
  padding-left: .2em;
}

.article-body blockquote {
  margin: 1.6em 0;
  padding: 14px 20px;
  border-left: 4px solid var(--primary);
  background: #F4F8FC;
  border-radius: 0 10px 10px 0;
  color: var(--text-2);
}

.article-body img {
  border-radius: 12px;
  margin: 24px auto;
  box-shadow: var(--shadow-sm);
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.6em 0;
  font-size: 15px;
  overflow: hidden;
  border-radius: 10px;
}

.article-body th,
.article-body td {
  border: 1px solid var(--border);
  padding: 11px 14px;
  text-align: left;
}

.article-body th {
  background: #F0F5FA;
  color: var(--text);
  font-weight: 700;
}

.article-body a {
  color: var(--primary);
  border-bottom: 1px solid rgba(24, 121, 225, .32);
  transition: border-color .2s ease;
}

.article-body a:hover {
  border-color: var(--primary);
}

.article-body hr {
  border: 0;
  border-top: 1px solid var(--border);
  margin: 2em 0;
}

.article-end-panel {
  margin-top: 40px;
  padding: 20px;
  border-radius: 12px;
  background: #F5F9FD;
  border: 1px solid var(--border);
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-2);
}

.article-end-panel i {
  font-size: 20px;
  color: var(--primary);
  margin-top: 2px;
}

.article-end-panel strong {
  color: var(--text);
}

.article-nav-links {
  margin-top: 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  border-top: 1px solid var(--border);
  padding-top: 28px;
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: var(--text-2);
  padding: 8px 4px;
  border-radius: 8px;
  transition: color .2s ease, transform .2s ease;
}

.link-arrow:hover {
  color: var(--primary);
  transform: translateX(3px);
}

/* Related */
.related-section {
  margin-top: 48px;
}

.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
}

.section-kicker::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--primary);
}

.related-title {
  font-size: 26px;
  font-weight: 800;
  color: var(--text);
  margin-top: 6px;
  line-height: 1.4;
}

.related-grid {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.related-card {
  display: block;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: transform .25s ease, box-shadow .25s ease;
}

.related-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.related-photo {
  display: block;
  overflow: hidden;
  aspect-ratio: 16 / 10;
}

.related-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .45s ease;
}

.related-card:hover .related-photo img {
  transform: scale(1.04);
}

.related-body {
  display: block;
  padding: 20px;
}

.related-label {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 6px;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 12px;
  font-weight: 700;
}

.related-body strong {
  display: block;
  color: var(--text);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  margin-top: 10px;
  transition: color .2s ease;
}

.related-card:hover .related-body strong {
  color: var(--primary);
}

.related-body span:not(.related-label):not(.related-body strong) {
  display: block;
  color: var(--text-2);
  font-size: 14px;
  line-height: 1.7;
  margin-top: 8px;
}

.related-link {
  display: inline-flex !important;
  align-items: center;
  gap: 6px;
  color: var(--primary) !important;
  font-weight: 600;
  margin-top: 14px !important;
}

/* Not found */
.notfound-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 70px 30px;
  text-align: center;
}

.notfound-icon {
  width: 78px;
  height: 78px;
  margin: 0 auto 24px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
}

.notfound-card h1 {
  font-size: 30px;
  font-weight: 800;
  color: var(--text);
}

.notfound-card p {
  max-width: 480px;
  margin: 16px auto 28px;
  color: var(--text-2);
  font-size: 15px;
  line-height: 1.8;
}

/* Footer */
.site-footer {
  background: #E9F0F7;
  border-top: 1px solid #DCE6F0;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.4fr;
  gap: 40px;
  padding: 50px 0 30px;
}

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

.footer-brand p {
  margin-top: 14px;
  color: var(--text-2);
  font-size: 14px;
  line-height: 1.8;
  max-width: 320px;
}

.footer-links-block h4 {
  font-size: 15px;
  color: var(--text);
  margin-bottom: 14px;
  font-weight: 700;
}

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

.footer-links-block ul li a {
  color: var(--text-2);
  font-size: 14px;
  transition: color .2s ease;
}

.footer-links-block ul li a:hover {
  color: var(--primary);
}

.footer-contact-list li {
  display: flex;
  gap: 9px;
  color: var(--text-2);
  font-size: 14px;
  line-height: 1.7;
}

.footer-contact-list li i {
  color: var(--primary);
  font-size: 14px;
  margin-top: 4px;
}

.footer-copyright {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0 26px;
  border-top: 1px solid #D7E2ED;
}

.copy-text {
  color: var(--muted);
  font-size: 13px;
  display: inline-flex;
  gap: 10px;
  flex-wrap: wrap;
}

.footer-social {
  display: flex;
  gap: 8px;
}

.footer-social a {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: #fff;
  color: var(--text-2);
  border: 1px solid var(--border);
  font-size: 14px;
  transition: background .2s ease, transform .2s ease, color .2s ease;
}

.footer-social a:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-3px);
}

/* Responsive */
@media (max-width: 1180px) {
  .container {
    padding-left: 20px;
    padding-right: 20px;
  }

  .nav-search-wrap {
    max-width: 420px;
  }

  .main-nav > a {
    padding: 8px 12px;
    font-size: 14px;
  }
}

@media (max-width: 1023px) {
  .desktop-search-box {
    display: none;
  }

  .main-nav {
    display: none;
  }

  .header-inner {
    min-height: 72px;
  }

  .header-tools {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: auto;
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: var(--primary-light);
    color: var(--primary);
    font-size: 17px;
  }

  .nav-toggle:hover {
    background: #e0ecf8;
  }

  .logo-text {
    font-size: 19px;
  }

  .logo-text small {
    display: none;
  }

  .mobile-nav {
    display: none;
    flex-direction: column;
    gap: 6px;
    padding: 0 20px 20px;
    background: #fff;
    border-top: 1px solid var(--border);
    box-shadow: 0 20px 32px -28px rgba(16, 42, 67, .3);
  }

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

  .mobile-nav > a {
    padding: 12px 10px;
    border-radius: 10px;
    color: var(--text-2);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .mobile-nav > a:hover,
  .mobile-nav > a.active {
    background: var(--primary-light);
    color: var(--primary);
  }

  .mobile-nav .btn {
    justify-content: center;
    margin-top: 12px;
  }

  .mobile-search {
    background: #F1F5FA;
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    margin-bottom: 8px;
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 34px;
  }
}

@media (max-width: 767px) {
  .header-inner {
    gap: 6px;
  }

  .logo-icon {
    width: 38px;
    height: 38px;
    border-radius: 12px;
    font-size: 17px;
  }

  .logo-text {
    font-size: 18px;
  }

  .logo-text small {
    display: none;
  }

  .site-main {
    padding-top: 30px;
    padding-bottom: 56px;
  }

  .breadcrumb {
    margin-bottom: 18px;
    font-size: 13px;
  }

  .article-card {
    border-radius: 16px;
    padding: 24px 20px;
  }

  .article-title {
    font-size: 25px;
  }

  .article-meta {
    gap: 10px 16px;
  }

  .article-body {
    font-size: 15px;
    line-height: 1.85;
  }

  .article-body table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
  }

  .related-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

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

  .article-nav-links .btn,
  .article-nav-links .link-arrow {
    justify-content: center;
  }

  .site-footer {
    text-align: left;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 24px;
    padding-top: 36px;
  }

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

@media (max-width: 520px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }

  .header-inner {
    min-height: 66px;
  }

  .logo a {
    gap: 8px;
  }

  .logo-icon {
    width: 36px;
    height: 36px;
    font-size: 16px;
  }

  .logo-text {
    font-size: 17px;
  }

  .header-login-cta {
    min-height: 36px;
    padding: 0 13px;
    font-size: 14px;
  }

  .article-title {
    font-size: 22px;
    line-height: 1.5;
  }
}

/* roulang page: category2 */
:root {
    --page-bg: #F5F8FC;
    --card-bg: #FFFFFF;
    --primary: #1879E1;
    --primary-dark: #1167BE;
    --primary-deep: #0E54A1;
    --primary-soft: #EAF3FD;
    --text-main: #12263A;
    --text-sub: #46586D;
    --text-weak: #7B8CA0;
    --line: #E4EAF1;
    --success: #0FA87C;
    --warning: #F07B3F;
    --radius-lg: 20px;
    --radius-md: 14px;
    --radius-sm: 10px;
    --shadow-sm: 0 6px 18px rgba(18, 38, 58, .05);
    --shadow-md: 0 14px 32px rgba(18, 38, 58, .07);
    --shadow-hover: 0 22px 44px rgba(18, 38, 58, .10);
    --section-space: 88px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", sans-serif;
    background: var(--page-bg);
    color: var(--text-main);
    line-height: 1.7;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

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

a {
    color: inherit;
    text-decoration: none;
    transition: color .25s ease, background .25s ease, border-color .25s ease;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid rgba(24, 121, 225, .55);
    outline-offset: 2px;
    border-radius: 6px;
}

button {
    font-family: inherit;
    cursor: pointer;
}

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

p {
    margin: 0;
}

h1,
h2,
h3,
h4 {
    margin: 0;
    font-weight: 700;
    line-height: 1.35;
}

.container {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 28px;
}

.btn {
    border: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 46px;
    padding: 0 24px;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 600;
    transition: background .25s ease, transform .2s ease, box-shadow .25s ease, border-color .25s ease;
    border: 1px solid transparent;
}

.btn i {
    font-size: 14px;
    transition: transform .25s ease;
}

.btn:hover i {
    transform: translateX(3px);
}

.btn-primary {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
    box-shadow: 0 6px 18px rgba(24, 121, 225, .18);
}

.btn-primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 12px 24px rgba(24, 121, 225, .24);
}

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

.btn-outline {
    background: transparent;
    border-color: rgba(24, 121, 225, .7);
    color: var(--primary);
}

.btn-outline:hover {
    background: rgba(24, 121, 225, .06);
    border-color: var(--primary);
    transform: translateY(-1px);
}

.btn[disabled] {
    opacity: .45;
    pointer-events: none;
}

.btn-sm {
    height: 40px;
    padding: 0 18px;
}

input,
textarea {
    font-family: inherit;
}

/* Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, .96);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 4px 16px rgba(18, 38, 58, .04);
}

.header-inner {
    display: flex;
    align-items: center;
    gap: 18px;
    height: 74px;
}

.logo {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
}

.logo a {
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    width: 38px;
    height: 38px;
    border-radius: 11px;
    background: linear-gradient(145deg, var(--primary), var(--primary-deep));
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex: 0 0 auto;
}

.logo-text {
    font-size: 20px;
    font-weight: 800;
    letter-spacing: .2px;
    color: var(--text-main);
    display: inline-flex;
    flex-direction: column;
    line-height: 1.2;
}

.logo-text small {
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 2.4px;
    color: var(--primary);
    margin-top: 3px;
}

.nav-search-wrap {
    flex: 1;
    max-width: 520px;
    margin-left: 10px;
}

.nav-search-box {
    display: flex;
    align-items: center;
    height: 46px;
    background: #F0F5FB;
    border: 1px solid #E1E9F2;
    border-radius: 46px;
    padding: 0 16px;
    gap: 10px;
    transition: border-color .25s ease, box-shadow .25s ease, background .25s ease;
}

.nav-search-box:focus-within {
    background: #fff;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(24, 121, 225, .12);
}

.nav-search-box i {
    color: var(--text-weak);
    font-size: 14px;
}

.nav-search-input {
    flex: 1;
    min-width: 0;
    border: 0;
    outline: 0;
    background: transparent;
    color: var(--text-main);
    font-size: 14px;
}

.nav-search-input::placeholder {
    color: var(--text-weak);
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-left: auto;
}

.main-nav>a {
    padding: 9px 12px;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-sub);
    border-radius: 8px;
    position: relative;
    transition: color .25s ease, background .25s ease;
}

.main-nav>a:hover {
    color: var(--primary);
    background: var(--primary-soft);
}

.main-nav>a.active {
    color: var(--primary);
}

.main-nav>a.active::after {
    content: "";
    position: absolute;
    left: 14px;
    right: 14px;
    bottom: 1px;
    height: 3px;
    border-radius: 3px;
    background: var(--primary);
}

.nav-toggle {
    display: none;
    width: 42px;
    height: 42px;
    border: 0;
    border-radius: 10px;
    background: var(--primary-soft);
    color: var(--primary);
    font-size: 20px;
    align-items: center;
    justify-content: center;
    transition: background .25s ease;
}

.nav-toggle:hover {
    background: #D8E9FA;
}

.mobile-nav {
    display: none;
    padding: 16px 24px 24px;
    background: #fff;
    border-top: 1px solid var(--line);
}

.mobile-nav .mobile-search {
    margin-bottom: 14px;
}

.mobile-nav>a {
    display: flex;
    align-items: center;
    padding: 13px 6px;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-sub);
    border-bottom: 1px solid #F1F5FA;
}

.mobile-nav>a.active {
    color: var(--primary);
}

/* Page banner */
.page-banner {
    position: relative;
    padding: 70px 0 78px;
    background:
        linear-gradient(100deg, rgba(235, 246, 255, .98) 0%, rgba(226, 240, 253, .92) 55%, rgba(226, 240, 253, .72) 100%),
        url('/assets/images/backpic/back-2.webp') center center / cover no-repeat;
    border-bottom: 1px solid var(--line);
    overflow: hidden;
}

.banner-inner {
    display: grid;
    grid-template-columns: minmax(0, 1.25fr) minmax(300px, .75fr);
    align-items: center;
    gap: 56px;
}

.banner-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, .9);
    border: 1px solid rgba(24, 121, 225, .18);
    color: var(--primary);
    font-size: 13px;
    font-weight: 600;
    padding: 7px 14px;
    border-radius: 30px;
    margin-bottom: 22px;
    box-shadow: var(--shadow-sm);
}

.banner-pill i {
    font-size: 14px;
}

.page-banner h1 {
    font-size: 41px;
    font-weight: 900;
    letter-spacing: .3px;
    line-height: 1.25;
    color: var(--text-main);
    max-width: 650px;
}

.page-banner .banner-desc {
    margin-top: 20px;
    font-size: 17px;
    color: var(--text-sub);
    line-height: 1.85;
    max-width: 580px;
}

.banner-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 30px;
}

.banner-mini-card {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    margin-top: 30px;
    background: #fff;
    border-radius: var(--radius-md);
    padding: 12px 16px;
    box-shadow: var(--shadow-md);
    max-width: 320px;
}

.banner-mini-card .mini-icon {
    width: 34px;
    height: 34px;
    border-radius: 10px;
    background: #E5F7F0;
    color: var(--success);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    font-size: 16px;
}

.banner-mini-card strong {
    display: block;
    font-size: 14px;
    color: var(--text-main);
}

.banner-mini-card span {
    display: block;
    font-size: 12px;
    color: var(--text-weak);
}

.banner-visual {
    position: relative;
}

.banner-photo {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-hover);
    position: relative;
}

.banner-photo img {
    width: 100%;
    height: 330px;
    object-fit: cover;
    aspect-ratio: 4 / 3;
}

.crumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-weak);
    margin-bottom: 18px;
}

.crumb a {
    color: var(--text-sub);
    font-weight: 500;
}

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

.crumb i {
    font-size: 11px;
    color: var(--text-weak);
}

.crumb .current {
    color: var(--primary);
    font-weight: 600;
}

/* Section system */
.section {
    padding: var(--section-space) 0;
}

.section-head {
    max-width: 760px;
    margin-bottom: 38px;
}

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 1.6px;
    color: var(--primary);
    background: var(--primary-soft);
    padding: 5px 12px;
    border-radius: 20px;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.section-head h2 {
    font-size: 31px;
    font-weight: 800;
    letter-spacing: .2px;
}

.section-head .section-sub {
    margin-top: 12px;
    font-size: 16px;
    color: var(--text-sub);
}

/* Service entries */
.help-directory {
    background: #fff;
    border-bottom: 1px solid var(--line);
}

.dir-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
}

.help-entry {
    display: block;
    background: var(--page-bg);
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    padding: 26px;
    position: relative;
    transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease, background .25s ease;
}

.help-entry:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    background: var(--card-bg);
    border-color: rgba(24, 121, 225, .24);
}

.help-entry-top {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 12px;
}

.help-entry-icon {
    width: 48px;
    height: 48px;
    background: var(--primary-soft);
    color: var(--primary);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex: 0 0 auto;
}

.help-entry h3 {
    font-size: 18.5px;
    color: var(--text-main);
    font-weight: 700;
    margin: 6px 0 0;
}

.help-entry p {
    margin-top: 8px;
    color: var(--text-sub);
    font-size: 14.5px;
    line-height: 1.75;
}

.help-entry ul {
    margin-top: 14px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.help-entry ul li {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 12.5px;
    color: var(--text-sub);
    background: #F1F6FC;
    border: 1px solid #E4EDF5;
    padding: 4px 10px;
    border-radius: 30px;
    transition: background .2s ease, color .2s ease;
}

.help-entry ul li i {
    color: var(--success);
    font-size: 11px;
}

.help-entry .entry-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 18px;
    font-size: 14px;
    font-weight: 700;
    color: var(--primary);
}

.help-entry .entry-link i {
    font-size: 12px;
    transition: transform .25s ease;
}

.help-entry .entry-link:hover i {
    transform: translateX(4px);
}

/* Steps */
.steps-section {
    background: var(--page-bg);
}

.step-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 22px;
    margin-top: 46px;
    position: relative;
}

.step-item {
    background: var(--card-bg);
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    padding: 26px 24px 28px;
    position: relative;
    box-shadow: var(--shadow-sm);
    transition: transform .25s ease, box-shadow .25s ease;
}

.step-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.step-label {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1.5px;
    color: var(--primary);
    background: var(--primary-soft);
    display: inline-flex;
    padding: 4px 10px;
    border-radius: 20px;
    margin-bottom: 18px;
}

.step-icon-circle {
    width: 52px;
    height: 52px;
    border-radius: 16px;
    background: #fff;
    border: 1px solid #DDE9F6;
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    margin-bottom: 16px;
}

.step-item h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 10px;
}

.step-item p {
    font-size: 14px;
    color: var(--text-sub);
    line-height: 1.75;
}

.flow-note {
    margin-top: 28px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    background: #FFF8F0;
    border: 1px solid #FBE2CF;
    color: #9A4D1C;
    font-size: 14.5px;
    border-radius: var(--radius-md);
    padding: 15px 18px;
}

.flow-note i {
    color: var(--warning);
    margin-top: 5px;
    font-size: 15px;
}

/* FAQ */
.faq-section {
    background: #fff;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.faq-columns {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 32px;
}

.faq-group {
    background: #FAFCFE;
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    padding: 12px 22px 26px;
}

.faq-group-title {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 4px 16px;
    font-size: 17px;
    font-weight: 800;
    color: var(--text-main);
    border-bottom: 1px solid var(--line);
}

.faq-group-title i {
    width: 34px;
    height: 34px;
    border-radius: 9px;
    background: var(--primary-soft);
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
}

.faq-item {
    border-bottom: 1px solid var(--line);
}

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

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 14px;
    background: transparent;
    border: 0;
    padding: 20px 2px;
    text-align: left;
    color: var(--text-main);
    font-size: 15.5px;
    font-weight: 700;
    line-height: 1.6;
    transition: color .25s ease;
}

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

.faq-q-icon {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: #EDF4FC;
    color: var(--primary);
    margin-left: auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    transition: transform .35s ease, background .25s ease, color .25s ease;
    flex: 0 0 auto;
}

.faq-item.open .faq-q-icon {
    transform: rotate(135deg);
    background: var(--primary);
    color: #fff;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height .35s ease, opacity .3s ease, padding .3s ease;
    padding: 0 8px;
    color: var(--text-sub);
    font-size: 14.5px;
    line-height: 1.85;
}

.faq-item.open .faq-answer {
    max-height: 900px;
    opacity: 1;
    padding: 0 8px 22px;
}

.faq-answer p + p {
    margin-top: 10px;
}

.faq-help-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 24px;
    color: var(--primary);
    font-weight: 700;
    font-size: 14px;
}

.faq-help-link i {
    font-size: 12px;
    transition: transform .25s ease;
}

.faq-help-link:hover {
    color: var(--primary-deep);
}

.faq-help-link:hover i {
    transform: translateX(4px);
}

/* Security tips */
.security-area {
    background: var(--page-bg);
}

.tip-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
}

.tip-card {
    background: var(--card-bg);
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    padding: 26px 26px 28px;
    box-shadow: var(--shadow-sm);
    transition: transform .25s ease, box-shadow .25s ease;
    position: relative;
}

.tip-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.tip-icon {
    width: 48px;
    height: 48px;
    border-radius: 15px;
    background: #E2F5F0;
    color: var(--success);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 21px;
    margin-bottom: 18px;
}

.tip-card h3 {
    font-size: 17px;
    margin-bottom: 10px;
}

.tip-card p {
    color: var(--text-sub);
    font-size: 14px;
    line-height: 1.75;
}

/* Support CTA */
.support-cta {
    padding: 0 0 88px;
}

.support-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: #fff;
    border: 1px solid var(--line);
    box-shadow: var(--shadow-md);
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
}

.support-copy {
    background: linear-gradient(140deg, #EAF3FD, #F4FAFF);
    padding: 44px 48px;
}

.support-copy h2 {
    font-size: 26px;
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: .2px;
}

.support-copy>p {
    color: var(--text-sub);
    font-size: 15px;
    line-height: 1.85;
    margin-bottom: 24px;
}

.support-contact {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.support-contact li {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    color: var(--text-sub);
    font-size: 14.5px;
}

.support-contact li i {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: #fff;
    box-shadow: var(--shadow-sm);
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    flex: 0 0 auto;
}

.support-contact span {
    font-weight: 700;
    color: var(--text-main);
}

.support-form {
    padding: 40px 42px;
    background: #fff;
}

.support-form label {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 7px;
    display: block;
}

.support-form .field {
    margin-bottom: 16px;
}

.form-control {
    width: 100%;
    height: 46px;
    border: 1px solid #D9E4EF;
    border-radius: var(--radius-sm);
    padding: 0 15px;
    background: #F9FBFE;
    color: var(--text-main);
    font-size: 14px;
    transition: border-color .25s ease, box-shadow .25s ease, background .25s ease;
}

textarea.form-control {
    height: auto;
    padding: 12px 15px;
    resize: vertical;
    min-height: 86px;
}

.form-control:focus {
    outline: 0;
    background: #fff;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(24, 121, 225, .12);
}

.form-control::placeholder {
    color: #A2B1C3;
}

.form-tip {
    display: none;
    margin: 4px 0 14px;
    padding: 11px 15px;
    border-radius: 8px;
    font-size: 13.5px;
    line-height: 1.6;
}

.form-tip.is-success {
    display: flex;
    gap: 8px;
    background: #E8F8F2;
    border: 1px solid #BCE9DA;
    color: #0C7C60;
}

.form-tip.is-error {
    display: flex;
    gap: 8px;
    background: #FFF2EC;
    border: 1px solid #F8D0BB;
    color: #A94E22;
}

.support-form .btn {
    width: 100%;
    margin-top: 4px;
}

/* Footer */
.site-footer {
    background: #243A52;
    color: #BDCADA;
    padding: 56px 0 0;
    font-size: 14px;
}

.footer-top {
    display: grid;
    grid-template-columns: 1.4fr .8fr .9fr 1.1fr;
    gap: 44px;
    padding-bottom: 42px;
}

.footer-brand .logo-text {
    font-size: 20px;
    font-weight: 800;
    color: #fff;
}

.footer-brand p {
    margin-top: 16px;
    font-size: 14px;
    color: #A9BBCE;
    max-width: 320px;
    line-height: 1.8;
}

.footer-links-block h4 {
    font-size: 15px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 16px;
}

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

.footer-links-block ul a {
    color: #A9BBCE;
}

.footer-links-block ul a:hover {
    color: #fff;
}

.footer-contact-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    color: #A9BBCE;
    line-height: 1.6;
}

.footer-contact-list li i {
    color: #8FADC9;
    margin-top: 4px;
    font-size: 14px;
}

.footer-copyright {
    border-top: 1px solid rgba(255, 255, 255, .09);
    padding: 20px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.copy-text {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 13px;
    color: #92A9BE;
}

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

.footer-social a {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, .08);
    color: #D5E2EF;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background .25s ease, color .25s ease;
}

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

@media (max-width: 1024px) {
    :root {
        --section-space: 68px;
    }

    .header-inner {
        gap: 12px;
    }

    .main-nav>a {
        padding: 8px 10px;
        font-size: 14px;
    }

    .nav-search-wrap {
        max-width: 360px;
    }

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

    .banner-photo {
        display: none;
    }

    .banner-visual {
        position: static;
    }

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

    .footer-top {
        grid-template-columns: 1fr 1fr;
        gap: 34px;
    }

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

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

@media (max-width: 767px) {
    :root {
        --section-space: 54px;
    }

    .container {
        padding: 0 18px;
    }

    .site-header {
        position: relative;
    }

    .desktop-search-box {
        display: none;
    }

    .main-nav {
        display: none;
    }

    .nav-toggle {
        display: flex;
        margin-left: auto;
    }

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

    .mobile-nav>a {
        padding: 13px 4px;
    }

    .logo-text {
        font-size: 17px;
    }

    .logo-text small {
        font-size: 9px;
        letter-spacing: 1.6px;
    }

    .page-banner {
        padding: 50px 0 58px;
    }

    .page-banner h1 {
        font-size: 29px;
    }

    .page-banner .banner-desc {
        font-size: 15px;
    }

    .banner-mini-card {
        max-width: 100%;
        margin-top: 22px;
    }

    .section-head h2 {
        font-size: 24px;
    }

    .dir-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .help-entry {
        padding: 20px;
    }

    .step-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .step-item {
        padding: 22px;
    }

    .faq-group {
        padding: 6px 14px 18px;
    }

    .faq-question {
        font-size: 14.5px;
        gap: 10px;
    }

    .faq-answer {
        font-size: 14px;
    }

    .tip-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .support-copy,
    .support-form {
        padding: 30px 24px;
    }

    .support-copy h2 {
        font-size: 22px;
    }

    .footer-top {
        grid-template-columns: 1fr;
        gap: 28px;
        padding-bottom: 28px;
    }

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

    .btn {
        min-height: 44px;
    }
}

@media (max-width: 520px) {
    .banner-actions {
        flex-direction: column;
        width: 100%;
    }

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

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

    .help-entry-top {
        gap: 10px;
    }

    .help-entry h3 {
        font-size: 17px;
    }
}