/* roulang page: index */
:root {
            --bg-primary: #14141e;
            --surface-card: #1c1c2a;
            --surface-hover: #222236;
            --accent-red: #e63946;
            --accent-red-light: #ff5a65;
            --accent-gold: #e8b86d;
            --text-primary: #f0f0f5;
            --text-secondary: #b0b0c0;
            --text-weak: #707080;
            --border-default: #2a2a38;
            --border-bright: #3d3d55;
            --success: #2ecc71;
            --footer-bg: #111118;
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.4);
            --shadow-card-hover: 0 6px 30px rgba(230, 57, 70, 0.15);
            --shadow-btn-hover: 0 6px 28px rgba(230, 57, 70, 0.35);
            --radius-card: 6px;
            --radius-btn: 6px;
            --radius-btn-secondary: 4px;
            --radius-input: 4px;
            --radius-tag: 3px;
            --radius-img: 4px;
            --transition-fast: 0.25s ease;
            --transition-medium: 0.3s ease;
            --container-max: 1200px;
            --section-gap-desktop: 100px;
            --section-gap-mobile: 70px;
            --nav-height-desktop: 64px;
            --nav-height-mobile: 56px;
        }

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

        html {
            scroll-behavior: smooth;
            scroll-padding-top: var(--nav-height-desktop);
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            min-height: 100vh;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }

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

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

        input {
            font-family: inherit;
        }

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

        /* Navigation */
        #navbar {
            position: sticky;
            top: 0;
            z-index: 1000;
            background-color: rgba(20, 20, 30, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-default);
            height: var(--nav-height-desktop);
            display: flex;
            align-items: center;
            transition: background-color var(--transition-fast);
        }
        #navbar.scrolled {
            background-color: rgba(20, 20, 30, 0.99);
        }
        .nav-inner {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 20px;
            font-weight: 700;
            letter-spacing: 0.02em;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .nav-logo .logo-dy {
            color: var(--accent-gold);
            font-weight: 800;
        }
        .nav-logo .logo-esports {
            color: var(--text-primary);
        }
        .nav-links-desktop {
            display: flex;
            align-items: center;
            gap: 2px;
            list-style: none;
        }
        .nav-links-desktop li a {
            display: block;
            padding: 8px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-bottom: 2px solid transparent;
            transition: color var(--transition-fast), border-color var(--transition-fast);
            white-space: nowrap;
        }
        .nav-links-desktop li a:hover,
        .nav-links-desktop li a.active {
            color: #fff;
            border-bottom-color: var(--accent-red);
        }
        .nav-cta-btn {
            display: inline-block;
            padding: 10px 20px;
            background-color: var(--accent-red);
            color: #fff;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition-fast);
            white-space: nowrap;
            flex-shrink: 0;
            border: none;
            cursor: pointer;
        }
        .nav-cta-btn:hover {
            background-color: var(--accent-red-light);
            box-shadow: var(--shadow-btn-hover);
            color: #fff;
        }

        /* Hamburger */
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 10px 4px;
            z-index: 1001;
            background: none;
            border: none;
            width: 36px;
            height: 30px;
            justify-content: center;
            align-items: center;
        }
        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background-color: #fff;
            border-radius: 1px;
            transition: all var(--transition-fast);
        }
        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* Mobile nav panel */
        .mobile-nav-panel {
            position: fixed;
            top: 0;
            right: 0;
            width: 75vw;
            max-width: 340px;
            height: 100vh;
            background-color: var(--surface-card);
            z-index: 999;
            transform: translateX(100%);
            transition: transform var(--transition-medium);
            padding: 80px 28px 40px;
            display: flex;
            flex-direction: column;
            gap: 6px;
            box-shadow: -8px 0 30px rgba(0, 0, 0, 0.6);
        }
        .mobile-nav-panel.open {
            transform: translateX(0);
        }
        .mobile-nav-panel a {
            display: block;
            padding: 14px 16px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text-secondary);
            border-bottom: 1px solid var(--border-default);
            transition: color var(--transition-fast);
        }
        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            color: #fff;
        }
        .mobile-nav-panel .nav-cta-btn {
            margin-top: 16px;
            text-align: center;
        }
        .mobile-overlay {
            position: fixed;
            inset: 0;
            background-color: rgba(0, 0, 0, 0.55);
            z-index: 998;
            opacity: 0;
            pointer-events: none;
            transition: opacity var(--transition-fast);
        }
        .mobile-overlay.open {
            opacity: 1;
            pointer-events: auto;
        }

        /* Section spacing */
        .section {
            padding: var(--section-gap-desktop) 0;
        }

        /* H2 with red underline */
        .section-h2 {
            font-size: 34px;
            font-weight: 700;
            letter-spacing: -0.01em;
            line-height: 1.3;
            color: var(--text-primary);
            margin-bottom: 12px;
            position: relative;
            display: inline-block;
        }
        .section-h2::after {
            content: '';
            display: block;
            width: 50px;
            height: 3px;
            background-color: var(--accent-red);
            margin-top: 8px;
            border-radius: 2px;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            margin-bottom: 36px;
            line-height: 1.6;
        }

        /* Hero */
        #hero {
            min-height: 78vh;
            display: flex;
            align-items: center;
            position: relative;
            overflow: hidden;
            padding: 40px 0 80px;
        }
        #hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image:
                repeating-linear-gradient(45deg, transparent, transparent 60px, rgba(255, 255, 255, 0.008) 60px, rgba(255, 255, 255, 0.008) 61px),
                repeating-linear-gradient(-45deg, transparent, transparent 60px, rgba(255, 255, 255, 0.005) 60px, rgba(255, 255, 255, 0.005) 61px);
            pointer-events: none;
            z-index: 0;
        }
        .hero-content {
            display: flex;
            align-items: center;
            gap: 40px;
            position: relative;
            z-index: 1;
        }
        .hero-text {
            flex: 1;
            min-width: 0;
        }
        .hero-text h1 {
            font-size: 50px;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.2;
            color: #fff;
            margin-bottom: 16px;
        }
        .hero-text h1 .highlight {
            color: var(--accent-red);
        }
        .hero-text .hero-subtitle {
            font-size: 19px;
            font-weight: 500;
            color: var(--text-secondary);
            margin-bottom: 10px;
            line-height: 1.5;
        }
        .hero-text .hero-desc {
            font-size: 15px;
            color: var(--text-weak);
            line-height: 1.8;
            margin-bottom: 24px;
            max-width: 460px;
        }
        .hero-buttons {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 30px;
            background-color: var(--accent-red);
            color: #fff;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 16px;
            border: 2px solid var(--accent-red);
            transition: all var(--transition-fast);
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-primary:hover {
            background-color: var(--accent-red-light);
            border-color: var(--accent-red-light);
            box-shadow: var(--shadow-btn-hover);
            color: #fff;
            transform: translateY(-1px);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 30px;
            background-color: transparent;
            color: var(--accent-red);
            border-radius: var(--radius-btn-secondary);
            font-weight: 600;
            font-size: 16px;
            border: 2px solid var(--accent-red);
            transition: all var(--transition-fast);
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-secondary:hover {
            background-color: rgba(230, 57, 70, 0.1);
            border-color: var(--accent-gold);
            color: var(--accent-gold);
            transform: translateY(-1px);
        }
        .btn-ghost {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 24px;
            background-color: transparent;
            color: #fff;
            border-radius: var(--radius-btn-secondary);
            font-weight: 500;
            font-size: 15px;
            border: 1.5px solid rgba(255, 255, 255, 0.5);
            transition: all var(--transition-fast);
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-ghost:hover {
            border-color: var(--accent-red);
            color: var(--accent-red);
        }
        .hero-image-wrap {
            flex: 1.1;
            position: relative;
            min-width: 0;
        }
        .hero-image-inner {
            position: relative;
            transform: rotate(1.5deg);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: 0 0 0 3px rgba(230, 57, 70, 0.25), 0 12px 40px rgba(0, 0, 0, 0.5);
            transition: transform var(--transition-fast), box-shadow var(--transition-fast);
        }
        .hero-image-inner:hover {
            transform: rotate(0deg);
            box-shadow: 0 0 0 4px rgba(230, 57, 70, 0.4), 0 16px 50px rgba(230, 57, 70, 0.2);
        }
        .hero-image-inner img {
            width: 100%;
            height: auto;
            display: block;
            aspect-ratio: 16/10;
            object-fit: cover;
        }

        /* Features - 2x2 asymmetric */
        .features-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            grid-template-rows: auto auto;
            gap: 24px;
            align-items: start;
        }
        .feature-card {
            background-color: var(--surface-card);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-card);
            padding: 30px;
            transition: all var(--transition-fast);
            position: relative;
            box-shadow: var(--shadow-card);
            height: 100%;
        }
        .feature-card:hover {
            border-color: var(--border-bright);
            box-shadow: var(--shadow-card-hover);
        }
        .feature-card.card-large {
            grid-row: span 1;
            padding: 36px 32px;
            min-height: 260px;
        }
        .feature-card.card-small {
            padding: 26px 28px;
            min-height: 200px;
        }
        .feature-card:nth-child(1) {
            grid-row: span 1;
        }
        .feature-card:nth-child(4) {
            grid-row: span 1;
        }
        .feature-icon {
            width: 36px;
            height: 36px;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            border-radius: 4px;
        }
        .feature-icon.icon-red {
            color: var(--accent-red);
            background: rgba(230, 57, 70, 0.1);
        }
        .feature-icon.icon-gold {
            color: var(--accent-gold);
            background: rgba(232, 184, 109, 0.1);
        }
        .feature-card h4 {
            font-size: 19px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .feature-card p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* Scenarios */
        .scenarios-row {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .scenario-card {
            background-color: var(--surface-card);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-card);
        }
        .scenario-card:hover {
            border-color: var(--border-bright);
            box-shadow: var(--shadow-card-hover);
        }
        .scenario-card img {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
            display: block;
            transition: filter var(--transition-fast);
        }
        .scenario-card:hover img {
            filter: brightness(1.08);
        }
        .scenario-info {
            padding: 20px 22px;
        }
        .scenario-info h4 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
            transition: color var(--transition-fast);
            line-height: 1.4;
        }
        .scenario-card:hover .scenario-info h4 {
            color: #fff;
            text-decoration: underline;
            text-decoration-color: var(--accent-red);
            text-underline-offset: 6px;
            text-decoration-thickness: 2px;
        }
        .scenario-info p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.5;
        }
        .scenario-tag {
            display: inline-block;
            font-size: 12px;
            background-color: rgba(230, 57, 70, 0.15);
            color: var(--accent-red);
            padding: 3px 10px;
            border-radius: var(--radius-tag);
            margin-top: 8px;
            font-weight: 500;
        }

        /* Data strip */
        .data-strip {
            display: flex;
            justify-content: space-around;
            align-items: center;
            flex-wrap: wrap;
            gap: 20px;
            padding: 20px 0;
        }
        .data-item {
            text-align: center;
            flex: 1;
            min-width: 120px;
        }
        .data-number {
            font-size: 42px;
            font-weight: 800;
            color: var(--accent-red);
            line-height: 1.1;
            letter-spacing: -0.01em;
        }
        .data-label {
            font-size: 14px;
            color: var(--text-weak);
            margin-top: 4px;
            font-weight: 500;
        }
        .data-divider {
            width: 1px;
            height: 50px;
            background-color: var(--border-default);
            flex-shrink: 0;
        }

        /* Case cards */
        .cases-wrapper {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .case-card {
            display: flex;
            background-color: var(--surface-card);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-card);
        }
        .case-card:hover {
            border-color: var(--border-bright);
            box-shadow: var(--shadow-card-hover);
        }
        .case-card-img {
            flex: 0 0 38%;
            min-width: 0;
        }
        .case-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 4/3;
            display: block;
            border-radius: var(--radius-img) 0 0 var(--radius-img);
        }
        .case-card-body {
            flex: 1;
            padding: 26px 28px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .case-card-body h4 {
            font-size: 19px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .case-card-body .case-quote {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 10px;
        }
        .case-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .case-tag {
            font-size: 12px;
            padding: 4px 10px;
            border-radius: var(--radius-tag);
            font-weight: 500;
        }
        .case-tag.tag-red {
            background: rgba(230, 57, 70, 0.12);
            color: var(--accent-red);
        }
        .case-tag.tag-gold {
            background: rgba(232, 184, 109, 0.12);
            color: var(--accent-gold);
        }

        /* Pricing */
        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            align-items: stretch;
        }
        .pricing-card {
            background-color: var(--surface-card);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-card);
            padding: 30px 26px;
            text-align: center;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-card);
            position: relative;
            display: flex;
            flex-direction: column;
        }
        .pricing-card:hover {
            border-color: var(--border-bright);
            box-shadow: var(--shadow-card-hover);
        }
        .pricing-card.recommended {
            border-color: var(--accent-gold);
            box-shadow: 0 6px 30px rgba(232, 184, 109, 0.15);
            transform: translateY(-6px);
        }
        .pricing-card.recommended:hover {
            box-shadow: 0 8px 36px rgba(232, 184, 109, 0.22);
        }
        .pricing-badge {
            position: absolute;
            top: 14px;
            right: 16px;
            background-color: var(--accent-gold);
            color: #1a1a1a;
            font-size: 12px;
            font-weight: 700;
            padding: 5px 12px;
            border-radius: var(--radius-tag);
            letter-spacing: 0.03em;
        }
        .pricing-card h4 {
            font-size: 19px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .pricing-price {
            font-size: 40px;
            font-weight: 800;
            color: var(--accent-gold);
            margin: 10px 0;
            letter-spacing: -0.02em;
            line-height: 1.1;
        }
        .pricing-price .unit {
            font-size: 16px;
            font-weight: 500;
            color: var(--text-secondary);
            margin-left: 2px;
        }
        .pricing-features {
            list-style: none;
            text-align: left;
            margin: 20px 0;
            flex: 1;
        }
        .pricing-features li {
            padding: 7px 0;
            font-size: 14px;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 8px;
            line-height: 1.5;
        }
        .pricing-features li .check-icon {
            color: var(--success);
            font-weight: 700;
            flex-shrink: 0;
            font-size: 15px;
        }
        .pricing-card .btn-primary {
            margin-top: auto;
            width: 100%;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .faq-item {
            border-top: 1px solid var(--border-default);
        }
        .faq-item:last-child {
            border-bottom: 1px solid var(--border-default);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 4px;
            cursor: pointer;
            font-size: 17px;
            font-weight: 600;
            color: var(--text-primary);
            transition: color var(--transition-fast);
            gap: 12px;
            user-select: none;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            font-family: inherit;
            line-height: 1.5;
        }
        .faq-question:hover {
            color: #fff;
        }
        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            font-size: 18px;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            line-height: 1;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: rgba(230, 57, 70, 0.15);
            color: var(--accent-red);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-medium), padding var(--transition-medium);
            padding: 0 4px;
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 4px 18px;
        }

        /* CTA Banner */
        #cta .cta-banner {
            background-color: var(--surface-card);
            border-radius: var(--radius-card);
            padding: 60px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
            border: 1px solid var(--border-default);
        }
        #cta .cta-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.015) 0%, transparent 60%),
                radial-gradient(circle at 70% 70%, rgba(230, 57, 70, 0.03) 0%, transparent 50%);
            pointer-events: none;
        }
        #cta .cta-banner h2 {
            font-size: 30px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            position: relative;
            line-height: 1.3;
        }
        #cta .cta-banner .cta-desc {
            font-size: 16px;
            color: var(--text-secondary);
            margin-bottom: 24px;
            position: relative;
            line-height: 1.6;
        }
        #cta .cta-banner .cta-form {
            display: flex;
            gap: 12px;
            max-width: 480px;
            margin: 0 auto;
            position: relative;
            flex-wrap: wrap;
            justify-content: center;
        }
        #cta .cta-banner input {
            flex: 1;
            min-width: 220px;
            padding: 13px 16px;
            background-color: var(--bg-primary);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-input);
            color: #fff;
            font-size: 15px;
            outline: none;
            transition: all var(--transition-fast);
        }
        #cta .cta-banner input::placeholder {
            color: var(--text-weak);
        }
        #cta .cta-banner input:focus {
            border-color: var(--accent-red);
            box-shadow: 0 0 0 3px rgba(230, 57, 70, 0.15);
        }
        #cta .cta-banner .btn-primary {
            padding: 13px 28px;
            font-size: 15px;
        }

        /* Footer */
        #footer {
            background-color: var(--footer-bg);
            padding: 60px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
            gap: 32px;
        }
        .footer-col h5 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            line-height: 1.4;
        }
        .footer-col p,
        .footer-col li {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.9;
            list-style: none;
        }
        .footer-col a {
            color: var(--text-weak);
            transition: color var(--transition-fast);
            display: inline-block;
            padding: 2px 0;
        }
        .footer-col a:hover {
            color: var(--accent-red);
        }
        .footer-brand-desc {
            font-size: 14px;
            color: var(--text-weak);
            margin-top: 6px;
            line-height: 1.7;
        }
        .footer-bottom {
            border-top: 1px solid var(--border-default);
            margin-top: 40px;
            padding: 20px 0;
            text-align: center;
            font-size: 13px;
            color: var(--text-weak);
            line-height: 1.6;
        }

        /* Focus visible */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent-red);
            outline-offset: 2px;
        }

        /* ============ RESPONSIVE ============ */
        @media (max-width: 1024px) {
            .hero-text h1 {
                font-size: 40px;
            }
            .hero-content {
                gap: 28px;
            }
            .section {
                padding: 80px 0;
            }
            .section-h2 {
                font-size: 28px;
            }
            .features-grid {
                grid-template-columns: 1fr 1fr;
                gap: 18px;
            }
            .feature-card.card-large {
                padding: 28px;
                min-height: 220px;
            }
            .feature-card.card-small {
                padding: 22px;
                min-height: 170px;
            }
            .pricing-grid {
                gap: 16px;
            }
            .pricing-card {
                padding: 24px 18px;
            }
            .pricing-price {
                font-size: 34px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr 1fr 1fr;
                gap: 20px;
            }
        }

        @media (max-width: 768px) {
            #navbar {
                height: var(--nav-height-mobile);
            }
            .nav-links-desktop {
                display: none;
            }
            .nav-cta-btn.desktop-only {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .nav-inner {
                padding: 0 16px;
            }
            html {
                scroll-padding-top: var(--nav-height-mobile);
            }
            .hero-content {
                flex-direction: column;
                text-align: center;
            }
            .hero-text h1 {
                font-size: 34px;
            }
            .hero-text .hero-desc {
                max-width: 100%;
                margin: 0 auto 20px;
            }
            .hero-buttons {
                justify-content: center;
            }
            .hero-image-wrap {
                max-width: 85%;
                margin: 0 auto;
            }
            .hero-image-inner {
                transform: rotate(1deg);
            }
            .section {
                padding: 60px 0;
            }
            .section-h2 {
                font-size: 26px;
            }
            .section-h2::after {
                width: 40px;
                height: 2.5px;
            }
            .features-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .feature-card.card-large,
            .feature-card.card-small {
                min-height: auto;
                padding: 22px 20px;
            }
            .scenarios-row {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .scenarios-row .scenario-card:nth-child(3) {
                grid-column: 1 / -1;
                max-width: 70%;
                justify-self: center;
            }
            .data-strip {
                gap: 16px;
            }
            .data-item {
                min-width: 100px;
            }
            .data-number {
                font-size: 32px;
            }
            .data-divider {
                height: 36px;
            }
            .case-card {
                flex-direction: column;
            }
            .case-card-img {
                flex: 0 0 auto;
            }
            .case-card-img img {
                aspect-ratio: 16/9;
                border-radius: var(--radius-img) var(--radius-img) 0 0;
            }
            .pricing-grid {
                grid-template-columns: 1fr;
                max-width: 440px;
                margin: 0 auto;
                gap: 20px;
            }
            .pricing-card.recommended {
                transform: translateY(0);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            #cta .cta-banner {
                padding: 44px 24px;
            }
            #cta .cta-banner h2 {
                font-size: 24px;
            }
            .container-main {
                padding: 0 20px;
            }
        }

        @media (max-width: 480px) {
            .hero-text h1 {
                font-size: 28px;
            }
            .hero-text .hero-subtitle {
                font-size: 16px;
            }
            .hero-buttons {
                flex-direction: column;
                align-items: center;
                gap: 10px;
            }
            .btn-primary,
            .btn-secondary {
                width: 100%;
                max-width: 280px;
                padding: 13px 20px;
                font-size: 15px;
            }
            .section {
                padding: 50px 0;
            }
            .section-h2 {
                font-size: 23px;
            }
            .section-subtitle {
                font-size: 14px;
                margin-bottom: 24px;
            }
            .scenarios-row {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .scenarios-row .scenario-card:nth-child(3) {
                grid-column: auto;
                max-width: 100%;
                justify-self: auto;
            }
            .data-strip {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 14px;
                row-gap: 18px;
            }
            .data-divider {
                display: none;
            }
            .data-number {
                font-size: 30px;
            }
            .case-card-body {
                padding: 18px;
            }
            .case-card-body h4 {
                font-size: 17px;
            }
            .pricing-card {
                padding: 22px 16px;
            }
            .pricing-price {
                font-size: 32px;
            }
            .faq-question {
                font-size: 15px;
                padding: 14px 2px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            #cta .cta-banner {
                padding: 36px 18px;
            }
            #cta .cta-banner h2 {
                font-size: 21px;
            }
            #cta .cta-banner .cta-form {
                flex-direction: column;
                align-items: center;
            }
            #cta .cta-banner input {
                width: 100%;
                min-width: auto;
            }
            #cta .cta-banner .btn-primary {
                width: 100%;
            }
            .mobile-nav-panel {
                width: 80vw;
                max-width: 300px;
            }
            .container-main {
                padding: 0 14px;
            }
            .hero-image-wrap {
                max-width: 95%;
            }
        }