/* roulang page: index */
:root {
            --brand-dark: #1a2f2a;
            --brand-deep: #0d211b;
            --brand-mid: #2d4a3e;
            --brand-warm: #c5a572;
            --brand-gold-light: #e8d5b0;
            --brand-cream: #f6f2eb;
            --brand-cream-dark: #ede7dc;
            --ink: #2b2b2b;
            --ink-soft: #5c5c5c;
            --ink-faint: #8a857e;
            --line: #e0d9cd;
            --line-dark: #c8bfae;
            --card-bg: #ffffff;
            --card-shadow: 0 8px 28px rgba(26,47,42,0.08);
            --card-shadow-hover: 0 16px 44px rgba(26,47,42,0.14);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --space-xs: 8px;
            --space-sm: 16px;
            --space-md: 32px;
            --space-lg: 56px;
            --space-xl: 80px;
            --transition: all 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-stack: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
        }

        * { box-sizing: border-box; }

        html { scroll-behavior: smooth; }

        body {
            font-family: var(--font-stack);
            color: var(--ink);
            background-color: var(--brand-cream);
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }

        a {
            color: var(--brand-mid);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover, a:focus {
            color: var(--brand-dark);
            text-decoration: underline;
        }
        a:focus-visible {
            outline: 3px solid var(--brand-warm);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

        h1, h2, h3, h4, h5, h6 {
            color: var(--brand-dark);
            line-height: 1.3;
            margin-top: 0;
            font-weight: 700;
        }

        h1 { font-size: 2.4rem; letter-spacing: -0.01em; }
        h2 { font-size: 1.85rem; letter-spacing: -0.005em; }
        h3 { font-size: 1.3rem; }
        h4 { font-size: 1.1rem; }

        p { margin-top: 0; }

        .grid-container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ============ HEADER / NAV ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--line);
            box-shadow: 0 2px 12px rgba(0,0,0,0.04);
        }

        .site-header .top-bar {
            background: transparent;
            padding: 0;
            max-width: 1200px;
            margin: 0 auto;
        }

        .site-header .top-bar-left,
        .site-header .top-bar-right {
            padding: 0;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--brand-dark);
            letter-spacing: 0.02em;
            padding: 14px 0;
            white-space: nowrap;
        }
        .brand-logo:hover, .brand-logo:focus {
            color: var(--brand-dark);
            text-decoration: none;
        }

        .brand-logo .logo-mark {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--brand-dark), var(--brand-mid));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand-warm);
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .main-nav-list {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
            height: 100%;
        }
        .main-nav-list li { display: flex; align-items: center; }
        .main-nav-list a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 18px;
            border-radius: 999px;
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--ink-soft);
            transition: var(--transition);
            text-decoration: none;
            white-space: nowrap;
        }
        .main-nav-list a:hover {
            color: var(--brand-dark);
            background: var(--brand-cream-dark);
        }
        .main-nav-list a.active {
            color: #fff;
            background: var(--brand-dark);
        }
        .main-nav-list a.active:hover {
            background: var(--brand-mid);
            color: #fff;
        }

        .nav-search {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--brand-cream);
            border: 1px solid var(--line);
            border-radius: 999px;
            padding: 6px 12px 6px 18px;
            transition: var(--transition);
            min-width: 200px;
        }
        .nav-search:focus-within {
            border-color: var(--brand-warm);
            box-shadow: 0 0 0 3px rgba(197,165,114,0.18);
            background: #fff;
        }
        .nav-search input {
            border: none;
            background: transparent;
            font-family: var(--font-stack);
            font-size: 0.92rem;
            color: var(--ink);
            outline: none;
            width: 100%;
            padding: 4px 0;
        }
        .nav-search input::placeholder {
            color: var(--ink-faint);
        }
        .nav-search .search-btn {
            background: none;
            border: none;
            color: var(--ink-faint);
            cursor: pointer;
            padding: 6px 8px;
            border-radius: 50%;
            font-size: 0.9rem;
            transition: var(--transition);
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .nav-search .search-btn:hover {
            color: var(--brand-dark);
            background: var(--brand-cream-dark);
        }

        .mobile-toggle-btn {
            display: none;
            background: none;
            border: none;
            color: var(--brand-dark);
            font-size: 1.5rem;
            cursor: pointer;
            padding: 8px 12px;
            border-radius: 8px;
            transition: var(--transition);
        }
        .mobile-toggle-btn:hover {
            background: var(--brand-cream-dark);
        }

        .mobile-nav-panel {
            display: none;
            background: #fff;
            border-top: 1px solid var(--line);
            padding: 12px 24px 20px;
        }
        .mobile-nav-panel.is-open { display: block; }
        .mobile-nav-panel ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .mobile-nav-panel a {
            display: block;
            padding: 12px 16px;
            border-radius: 10px;
            font-weight: 500;
            color: var(--ink-soft);
            text-decoration: none;
            transition: var(--transition);
        }
        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            background: var(--brand-cream-dark);
            color: var(--brand-dark);
        }

        /* ============ HERO ============ */
        .hero-section {
            position: relative;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            min-height: 560px;
            display: flex;
            align-items: center;
            padding: 80px 0 70px;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(13,33,27,0.9) 0%, rgba(26,47,42,0.78) 42%, rgba(26,47,42,0.55) 100%);
            z-index: 1;
        }
        .hero-inner {
            position: relative;
            z-index: 2;
            width: 100%;
        }
        .hero-content-grid {
            display: grid;
            grid-template-columns: 1.35fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(197,165,114,0.2);
            border: 1px solid rgba(197,165,114,0.45);
            color: var(--brand-gold-light);
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.06em;
            margin-bottom: 20px;
            backdrop-filter: blur(6px);
        }
        .hero-section h1 {
            color: #ffffff;
            font-size: 2.7rem;
            font-weight: 700;
            margin-bottom: 18px;
            letter-spacing: 0.01em;
        }
        .hero-desc {
            color: rgba(255,255,255,0.88);
            font-size: 1.05rem;
            max-width: 560px;
            margin-bottom: 28px;
            line-height: 1.75;
        }
        .hero-cta-row {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
            margin-bottom: 28px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 26px;
            border-radius: 999px;
            font-family: var(--font-stack);
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: var(--transition);
            border: none;
            text-decoration: none;
            letter-spacing: 0.01em;
            line-height: 1.4;
        }
        .btn:hover { text-decoration: none; }
        .btn:focus-visible {
            outline: 3px solid var(--brand-warm);
            outline-offset: 2px;
        }
        .btn-primary {
            background: var(--brand-warm);
            color: var(--brand-deep);
            box-shadow: 0 4px 16px rgba(197,165,114,0.35);
        }
        .btn-primary:hover {
            background: #d4b789;
            color: var(--brand-deep);
            box-shadow: 0 8px 22px rgba(197,165,114,0.45);
            transform: translateY(-2px);
        }
        .btn-outline-light {
            background: transparent;
            color: #fff;
            border: 1.5px solid rgba(255,255,255,0.6);
        }
        .btn-outline-light:hover {
            background: rgba(255,255,255,0.12);
            color: #fff;
            border-color: #fff;
            transform: translateY(-2px);
        }
        .btn-cream {
            background: var(--brand-cream);
            color: var(--brand-dark);
        }
        .btn-cream:hover {
            background: #e8dfd0;
            transform: translateY(-2px);
        }

        .hero-data-row {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
        }
        .hero-data-item {
            color: rgba(255,255,255,0.9);
        }
        .hero-data-item strong {
            display: block;
            font-size: 1.6rem;
            font-weight: 700;
            color: #fff;
        }
        .hero-data-item span {
            font-size: 0.88rem;
            color: rgba(255,255,255,0.68);
        }

        .hero-right-panel {
            display: flex;
            flex-direction: column;
            gap: 22px;
        }
        .progress-card {
            background: rgba(255,255,255,0.97);
            border-radius: var(--radius-md);
            padding: 26px 24px;
            box-shadow: 0 16px 40px rgba(0,0,0,0.18);
            display: flex;
            align-items: center;
            gap: 22px;
        }
        .progress-ring-wrap {
            position: relative;
            width: 96px;
            height: 96px;
            flex-shrink: 0;
        }
        .progress-ring-wrap svg {
            width: 100%;
            height: 100%;
            transform: rotate(-90deg);
        }
        .progress-ring-wrap .ring-bg {
            fill: none;
            stroke: #e8e2d8;
            stroke-width: 9;
        }
        .progress-ring-wrap .ring-fg {
            fill: none;
            stroke: var(--brand-warm);
            stroke-width: 9;
            stroke-linecap: round;
            transition: stroke-dashoffset 0.8s ease;
        }
        .progress-ring-center {
            position: absolute;
            inset: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--brand-dark);
        }
        .progress-info h3 {
            font-size: 1.05rem;
            margin-bottom: 4px;
            color: var(--brand-dark);
        }
        .progress-info p {
            color: var(--ink-soft);
            font-size: 0.9rem;
            margin-bottom: 0;
        }
        .tier-preview-row {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 12px;
        }
        .tier-mini-card {
            background: rgba(255,255,255,0.94);
            border-radius: var(--radius-sm);
            padding: 14px 12px;
            text-align: center;
            box-shadow: 0 6px 18px rgba(0,0,0,0.12);
            transition: var(--transition);
        }
        .tier-mini-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 28px rgba(0,0,0,0.18);
        }
        .tier-mini-card .tier-name {
            font-weight: 700;
            color: var(--brand-dark);
            font-size: 0.9rem;
            margin-bottom: 2px;
        }
        .tier-mini-card .tier-price {
            color: var(--brand-warm);
            font-weight: 600;
            font-size: 1.05rem;
        }
        .tier-mini-card .tier-desc {
            color: var(--ink-faint);
            font-size: 0.78rem;
            margin-top: 4px;
            line-height: 1.4;
        }

        /* ============ SECTION COMMON ============ */
        .section-block {
            padding: 70px 0;
        }
        .section-header {
            margin-bottom: 38px;
        }
        .section-header .section-tag {
            display: inline-block;
            background: var(--brand-cream-dark);
            color: var(--brand-mid);
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            padding: 4px 14px;
            border-radius: 999px;
            margin-bottom: 10px;
            text-transform: uppercase;
        }
        .section-header h2 {
            margin-bottom: 12px;
            font-size: 1.75rem;
        }
        .section-header .section-desc {
            color: var(--ink-soft);
            font-size: 0.98rem;
            max-width: 680px;
            margin-bottom: 0;
        }

        /* ============ NEWS SECTION ============ */
        .news-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            gap: 28px;
        }
        .news-list-panel {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            border: 1px solid var(--line);
            padding: 24px;
        }
        .news-list-panel h3 {
            font-size: 1.15rem;
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--brand-cream-dark);
        }
        .news-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .news-list li a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 12px 14px;
            border-radius: 10px;
            color: var(--ink);
            font-size: 0.95rem;
            font-weight: 500;
            transition: var(--transition);
            text-decoration: none;
        }
        .news-list li a:hover {
            background: var(--brand-cream);
            color: var(--brand-dark);
        }
        .news-list .news-meta {
            font-size: 0.78rem;
            color: var(--ink-faint);
            white-space: nowrap;
            flex-shrink: 0;
        }
        .news-recommend {
            background: var(--brand-dark);
            border-radius: var(--radius-md);
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }
        .news-recommend-img {
            height: 180px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .news-recommend-img::after {
            content: '编辑精选';
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--brand-warm);
            color: var(--brand-deep);
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 999px;
        }
        .news-recommend-body {
            padding: 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-recommend-body h3 {
            color: #fff;
            font-size: 1.08rem;
            margin-bottom: 10px;
        }
        .news-recommend-body p {
            color: rgba(255,255,255,0.72);
            font-size: 0.88rem;
            flex: 1;
            margin-bottom: 14px;
        }
        .news-recommend-body .btn {
            align-self: flex-start;
            font-size: 0.85rem;
            padding: 8px 18px;
        }

        /* ============ SERVICES SECTION ============ */
        .services-section {
            background: #fff;
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
        }
        .services-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .service-card {
            background: var(--brand-cream);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .service-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--card-shadow-hover);
            border-color: var(--line-dark);
        }
        .service-card-img {
            height: 160px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .service-card-img .service-icon {
            position: absolute;
            bottom: -20px;
            left: 20px;
            width: 44px;
            height: 44px;
            background: var(--brand-dark);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand-warm);
            font-size: 1.1rem;
            box-shadow: 0 4px 14px rgba(0,0,0,0.15);
        }
        .service-card-body {
            padding: 28px 20px 20px;
        }
        .service-card-body h3 {
            font-size: 1.05rem;
            margin-bottom: 8px;
        }
        .service-card-body p {
            color: var(--ink-soft);
            font-size: 0.88rem;
            margin-bottom: 0;
            line-height: 1.6;
        }

        /* ============ APP SECTION ============ */
        .app-section {
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            padding: 80px 0;
        }
        .app-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(13,33,27,0.92) 0%, rgba(26,47,42,0.8) 100%);
        }
        .app-inner {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .app-inner h2 {
            color: #fff;
            font-size: 1.8rem;
            margin-bottom: 16px;
        }
        .app-inner p {
            color: rgba(255,255,255,0.8);
            font-size: 0.98rem;
            margin-bottom: 24px;
            max-width: 500px;
        }
        .app-btn-row {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .app-visual {
            display: flex;
            justify-content: center;
            align-items: center;
        }
        .app-mockup-box {
            background: rgba(255,255,255,0.1);
            border: 1px solid rgba(255,255,255,0.22);
            border-radius: var(--radius-lg);
            padding: 30px 36px;
            backdrop-filter: blur(8px);
            text-align: center;
            max-width: 320px;
            width: 100%;
        }
        .app-mockup-box i {
            font-size: 3rem;
            color: var(--brand-warm);
            margin-bottom: 16px;
        }
        .app-mockup-box h3 {
            color: #fff;
            font-size: 1.1rem;
            margin-bottom: 8px;
        }
        .app-mockup-box p {
            color: rgba(255,255,255,0.7);
            font-size: 0.85rem;
            margin-bottom: 0;
        }

        /* ============ FAQ SECTION ============ */
        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 1.3fr;
            gap: 40px;
        }
        .faq-side-info h2 {
            font-size: 1.65rem;
            margin-bottom: 14px;
        }
        .faq-side-info p {
            color: var(--ink-soft);
            font-size: 0.95rem;
            margin-bottom: 20px;
        }
        .faq-contact-mini {
            display: flex;
            align-items: center;
            gap: 14px;
            background: var(--card-bg);
            border: 1px solid var(--line);
            border-radius: var(--radius-sm);
            padding: 14px 18px;
        }
        .faq-contact-mini i {
            color: var(--brand-warm);
            font-size: 1.4rem;
        }
        .faq-contact-mini strong {
            display: block;
            color: var(--brand-dark);
            font-size: 0.95rem;
        }
        .faq-contact-mini span {
            color: var(--ink-faint);
            font-size: 0.85rem;
        }
        .faq-accordion {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--line);
            border-radius: var(--radius-sm);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--line-dark);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
            padding: 16px 20px;
            background: none;
            border: none;
            font-family: var(--font-stack);
            font-weight: 600;
            font-size: 0.98rem;
            color: var(--brand-dark);
            cursor: pointer;
            text-align: left;
            transition: var(--transition);
        }
        .faq-question:hover {
            background: var(--brand-cream);
        }
        .faq-question i {
            color: var(--brand-warm);
            font-size: 0.9rem;
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }
        .faq-item.is-open .faq-question i {
            transform: rotate(135deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.3s ease;
            padding: 0 20px;
            color: var(--ink-soft);
            font-size: 0.92rem;
            line-height: 1.7;
        }
        .faq-item.is-open .faq-answer {
            max-height: 200px;
            padding: 0 20px 18px;
        }

        /* ============ ABOUT / CONTACT SECTION ============ */
        .about-section {
            background: #fff;
            border-top: 1px solid var(--line);
        }
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: start;
        }
        .about-text h2 {
            font-size: 1.7rem;
            margin-bottom: 16px;
        }
        .about-text .about-lead {
            color: var(--ink-soft);
            font-size: 1rem;
            margin-bottom: 18px;
            line-height: 1.75;
        }
        .about-points {
            list-style: none;
            margin: 0 0 24px;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .about-points li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.93rem;
            color: var(--ink);
        }
        .about-points li i {
            color: var(--brand-warm);
            margin-top: 4px;
            flex-shrink: 0;
        }
        .about-contact-form {
            background: var(--brand-cream);
            border-radius: var(--radius-md);
            padding: 28px 26px;
            border: 1px solid var(--line);
        }
        .about-contact-form h3 {
            font-size: 1.15rem;
            margin-bottom: 18px;
        }
        .form-group {
            margin-bottom: 16px;
        }
        .form-group label {
            display: block;
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--brand-dark);
            margin-bottom: 6px;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 11px 14px;
            border: 1.5px solid var(--line);
            border-radius: 10px;
            font-family: var(--font-stack);
            font-size: 0.93rem;
            color: var(--ink);
            background: #fff;
            transition: var(--transition);
            outline: none;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            border-color: var(--brand-warm);
            box-shadow: 0 0 0 3px rgba(197,165,114,0.18);
        }
        .form-group textarea {
            min-height: 90px;
            resize: vertical;
        }
        .form-submit-btn {
            width: 100%;
            justify-content: center;
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: var(--brand-deep);
            color: rgba(255,255,255,0.78);
            padding: 50px 0 28px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 36px;
        }
        .footer-brand .brand-logo-footer {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.2rem;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-brand .brand-logo-footer .logo-mark {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: var(--brand-warm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand-deep);
            font-size: 0.95rem;
        }
        .footer-brand p {
            font-size: 0.88rem;
            color: rgba(255,255,255,0.55);
            max-width: 280px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 0.95rem;
            margin-bottom: 14px;
            font-weight: 600;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul a {
            color: rgba(255,255,255,0.6);
            font-size: 0.88rem;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-col ul a:hover {
            color: #fff;
            text-decoration: underline;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.12);
            padding-top: 22px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
            font-size: 0.82rem;
            color: rgba(255,255,255,0.45);
        }
        .footer-bottom a {
            color: rgba(255,255,255,0.55);
            text-decoration: none;
        }
        .footer-bottom a:hover {
            color: #fff;
        }

        /* ============ RESPONSIVE ============ */
        @media (max-width: 1024px) {
            .hero-content-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
            .services-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: 1fr 1fr; }
            .news-grid { grid-template-columns: 1fr; }
            .faq-grid { grid-template-columns: 1fr; }
            .about-grid { grid-template-columns: 1fr; }
            h1 { font-size: 2.1rem; }
        }

        @media (max-width: 768px) {
            .main-nav-list { display: none; }
            .nav-search { display: none; }
            .mobile-toggle-btn { display: flex; }
            .mobile-nav-panel { display: none; }
            .mobile-nav-panel.is-open { display: block; }
            .hero-section { min-height: auto; padding: 56px 0 48px; }
            .hero-content-grid { grid-template-columns: 1fr; gap: 28px; }
            .hero-section h1 { font-size: 1.85rem; }
            .hero-desc { font-size: 0.95rem; }
            .tier-preview-row { grid-template-columns: 1fr; }
            .services-grid { grid-template-columns: 1fr; }
            .app-inner { grid-template-columns: 1fr; gap: 28px; text-align: center; }
            .app-inner p { max-width: 100%; }
            .app-btn-row { justify-content: center; }
            .footer-grid { grid-template-columns: 1fr; gap: 26px; }
            .section-block { padding: 48px 0; }
            .section-header h2 { font-size: 1.45rem; }
            .grid-container { padding-left: 16px; padding-right: 16px; }
            .hero-data-row { gap: 18px; }
        }

        @media (max-width: 520px) {
            h1 { font-size: 1.65rem; }
            h2 { font-size: 1.35rem; }
            .btn { padding: 10px 20px; font-size: 0.88rem; }
            .section-block { padding: 38px 0; }
            .progress-card { flex-direction: column; text-align: center; }
            .faq-question { font-size: 0.9rem; padding: 14px 16px; }
            .about-contact-form { padding: 20px 16px; }
            .news-list li a { font-size: 0.88rem; padding: 10px 8px; }
            .news-list .news-meta { font-size: 0.72rem; }
        }