:root {
            --primary: #0982FE;
            --primary-dark: #1E3BF0;
            --primary-gradient: linear-gradient(135deg, #0982FE 0%, #1E3BF0 100%);
            --primary-gradient-light: linear-gradient(135deg, #0982FE 0%, #6366f1 100%);
            --bg: #ffffff;
            --bg-secondary: #f8fafc;
            --bg-card: #ffffff;
            --text: #1a1a2e;
            --text-secondary: #64748b;
            --text-light: #94a3b8;
            --border: #e2e8f0;
            --border-light: #f1f5f9;
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
            --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.08), 0 4px 10px -6px rgba(0, 0, 0, 0.04);
            --shadow-lg: 0 20px 50px -12px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 25px 60px -15px rgba(0, 0, 0, 0.15);
            --radius-sm: 8px;
            --radius: 12px;
            --radius-md: 16px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --radius-full: 9999px;
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font: 'Inter', 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font);
            background-color: var(--bg);
            color: var(--text);
            line-height: 1.6;
            overflow-x: hidden;
            min-height: 100vh;
        }

        /* ============ NAVIGATION ============ */
        .navbar {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 16px 0;
            transition: all var(--transition);
            background: transparent;
        }

        .navbar.scrolled {
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            box-shadow: var(--shadow-sm);
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
        }

        .navbar-container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .navbar-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            color: var(--text);
            font-weight: 700;
            font-size: 22px;
            letter-spacing: -0.5px;
            z-index: 1001;
        }

        .navbar-logo .logo-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius);
            background: var(--primary-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 20px;
            font-weight: 800;
            letter-spacing: 0;
            flex-shrink: 0;
            box-shadow: 0 4px 12px rgba(9, 130, 254, 0.3);
        }

        .navbar-links {
            display: flex;
            align-items: center;
            gap: 36px;
            list-style: none;
        }

        .navbar-links a {
            text-decoration: none;
            color: var(--text-secondary);
            font-weight: 500;
            font-size: 15px;
            transition: color var(--transition);
            letter-spacing: -0.3px;
            position: relative;
        }

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

        .navbar-links a::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary-gradient);
            transition: width var(--transition);
            border-radius: 2px;
        }

        .navbar-links a:hover::after {
            width: 100%;
        }

        .navbar-cta {
            background: var(--primary-gradient);
            color: white !important;
            padding: 10px 22px;
            border-radius: var(--radius-full);
            font-weight: 600 !important;
            transition: all var(--transition) !important;
            box-shadow: 0 4px 14px rgba(9, 130, 254, 0.3);
            letter-spacing: -0.2px;
        }

        .navbar-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(9, 130, 254, 0.4);
            color: white !important;
        }
        .navbar-cta::after {
            display: none !important;
        }

        .navbar-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            z-index: 1001;
            flex-direction: column;
            gap: 5px;
        }

        .navbar-toggle span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: var(--text);
            border-radius: 3px;
            transition: all var(--transition);
        }

        .navbar-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .navbar-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .navbar-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* ============ HERO SECTION ============ */
        .hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            padding: 120px 32px 80px;
            position: relative;
            overflow: hidden;
            background: linear-gradient(180deg, #f0f4ff 0%, #ffffff 40%, #ffffff 100%);
        }

        .hero-bg-orb {
            position: absolute;
            border-radius: 50%;
            filter: blur(120px);
            opacity: 0.5;
            pointer-events: none;
            z-index: 0;
        }

        .hero-bg-orb.orb-1 {
            width: 500px;
            height: 500px;
            background: rgba(9, 130, 254, 0.12);
            top: -15%;
            right: -8%;
            animation: floatOrb 8s ease-in-out infinite;
        }

        .hero-bg-orb.orb-2 {
            width: 350px;
            height: 350px;
            background: rgba(99, 102, 241, 0.1);
            bottom: -10%;
            left: -5%;
            animation: floatOrb 10s ease-in-out infinite reverse;
        }

        .hero-bg-orb.orb-3 {
            width: 250px;
            height: 250px;
            background: rgba(9, 130, 254, 0.08);
            top: 40%;
            left: 50%;
            animation: floatOrb 7s ease-in-out infinite 2s;
        }

        @keyframes floatOrb {
            0%,
            100% {
                transform: translate(0, 0) scale(1);
            }
            25% {
                transform: translate(30px, -30px) scale(1.05);
            }
            50% {
                transform: translate(-15px, -50px) scale(0.95);
            }
            75% {
                transform: translate(-25px, 20px) scale(1.08);
            }
        }

        .hero-container {
            max-width: 1280px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 60px;
            width: 100%;
            position: relative;
            z-index: 1;
        }

        .hero-content {
            flex: 1;
            max-width: 560px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: white;
            border: 1px solid var(--border);
            padding: 6px 16px;
            border-radius: var(--radius-full);
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            margin-bottom: 24px;
            box-shadow: var(--shadow-sm);
            letter-spacing: -0.2px;
        }

        .hero-badge .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #22c55e;
            animation: pulse-dot 2s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.5);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(34, 197, 94, 0);
            }
        }

        .hero-title {
            font-size: 56px;
            font-weight: 800;
            line-height: 1.15;
            letter-spacing: -2px;
            margin-bottom: 20px;
            color: var(--text);
        }

        .hero-title .highlight {
            background: var(--primary-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-description {
            font-size: 18px;
            color: var(--text-secondary);
            margin-bottom: 36px;
            line-height: 1.7;
            max-width: 460px;
            letter-spacing: -0.3px;
        }

        .hero-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 40px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 15px;
            text-decoration: none;
            cursor: pointer;
            border: none;
            transition: all var(--transition);
            letter-spacing: -0.3px;
            font-family: var(--font);
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--primary-gradient);
            color: white;
            box-shadow: 0 6px 20px rgba(9, 130, 254, 0.35);
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 30px rgba(9, 130, 254, 0.45);
        }

        .btn-outline {
            background: white;
            color: var(--text);
            border: 2px solid var(--border);
        }
        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .btn-dark {
            background: #1a1a2e;
            color: white;
            border: 2px solid #1a1a2e;
        }
        .btn-dark:hover {
            background: #2d2d44;
            border-color: #2d2d44;
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .hero-stats {
            display: flex;
            gap: 36px;
            flex-wrap: wrap;
        }

        .hero-stat {
            display: flex;
            flex-direction: column;
        }
        .hero-stat-value {
            font-size: 28px;
            font-weight: 800;
            letter-spacing: -1px;
            background: var(--primary-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-stat-label {
            font-size: 13px;
            color: var(--text-light);
            font-weight: 500;
        }

        /* Hero Phone Mockup */
        .hero-visual {
            flex: 1;
            display: flex;
            justify-content: center;
            align-items: center;
            position: relative;
            max-width: 500px;
        }

        .phone-mockup {
            position: relative;
            width: 280px;
            height: 560px;
            background: #1a1a2e;
            border-radius: 36px;
            padding: 12px;
            box-shadow: var(--shadow-xl), 0 0 0 3px #2d2d44;
            overflow: hidden;
            animation: floatPhone 6s ease-in-out infinite;
            z-index: 2;
        }

        @keyframes floatPhone {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-18px);
            }
        }

        .phone-screen {
            width: 100%;
            height: 100%;
            background: linear-gradient(180deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
            border-radius: 26px;
            padding: 40px 20px 20px;
            display: flex;
            flex-direction: column;
            align-items: center;
            position: relative;
            overflow: hidden;
        }

        .phone-notch {
            position: absolute;
            top: 8px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 24px;
            background: #1a1a2e;
            border-radius: 0 0 16px 16px;
            z-index: 3;
        }

        .phone-screen .wallet-balance {
            color: white;
            text-align: center;
            margin-top: 10px;
        }
        .phone-screen .wallet-balance .balance-label {
            font-size: 11px;
            color: #94a3b8;
            letter-spacing: 1px;
            text-transform: uppercase;
        }
        .phone-screen .wallet-balance .balance-amount {
            font-size: 36px;
            font-weight: 700;
            letter-spacing: -1px;
            margin: 4px 0;
        }
        .phone-screen .wallet-balance .balance-change {
            font-size: 12px;
            color: #22c55e;
            font-weight: 500;
        }

        .phone-screen .token-list {
            width: 100%;
            margin-top: 20px;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .phone-screen .token-item {
            display: flex;
            align-items: center;
            gap: 12px;
            background: rgba(255, 255, 255, 0.06);
            padding: 12px 14px;
            border-radius: 14px;
        }
        .phone-screen .token-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            flex-shrink: 0;
        }
        .token-icon.btc {
            background: linear-gradient(135deg, #f7931a, #f7a440);
        }
        .token-icon.eth {
            background: linear-gradient(135deg, #627eea, #8c7ae6);
        }
        .token-icon.usdt {
            background: linear-gradient(135deg, #26a17b, #3ddc84);
        }
        .phone-screen .token-info {
            flex: 1;
        }
        .phone-screen .token-symbol {
            color: white;
            font-weight: 600;
            font-size: 14px;
        }
        .phone-screen .token-network {
            color: #94a3b8;
            font-size: 11px;
        }
        .phone-screen .token-value {
            color: white;
            font-weight: 600;
            font-size: 14px;
            text-align: right;
        }

        .phone-glow {
            position: absolute;
            width: 350px;
            height: 350px;
            background: radial-gradient(circle, rgba(9, 130, 254, 0.25) 0%, transparent 70%);
            border-radius: 50%;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            z-index: 1;
            pointer-events: none;
            animation: pulseGlow 3s ease-in-out infinite;
        }

        @keyframes pulseGlow {
            0%,
            100% {
                transform: translate(-50%, -50%) scale(1);
                opacity: 0.7;
            }
            50% {
                transform: translate(-50%, -50%) scale(1.2);
                opacity: 1;
            }
        }

        /* Floating cards around phone */
        .floating-card {
            position: absolute;
            background: white;
            border-radius: var(--radius-md);
            padding: 14px 18px;
            box-shadow: var(--shadow-lg);
            z-index: 3;
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 600;
            font-size: 13px;
            animation: floatCard 5s ease-in-out infinite;
            white-space: nowrap;
        }
        .floating-card.card-1 {
            top: 8%;
            right: -20px;
            animation-delay: 0s;
        }
        .floating-card.card-2 {
            bottom: 15%;
            left: -30px;
            animation-delay: 1.5s;
        }
        .floating-card.card-3 {
            top: 45%;
            right: -40px;
            animation-delay: 3s;
        }

        @keyframes floatCard {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-12px);
            }
        }
        .floating-card .fc-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            flex-shrink: 0;
        }

        /* ============ FEATURES SECTION ============ */
        .section {
            padding: 100px 32px;
        }

        .section-header {
            text-align: center;
            max-width: 650px;
            margin: 0 auto 60px;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 1.5px;
            text-transform: uppercase;
            color: var(--primary);
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 42px;
            font-weight: 800;
            letter-spacing: -1.5px;
            margin-bottom: 16px;
            line-height: 1.2;
            color: var(--text);
        }

        .section-description {
            font-size: 17px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        .features-grid {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .feature-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--primary-gradient);
            border-radius: 0 0 4px 4px;
            opacity: 0;
            transition: opacity var(--transition);
        }
        .feature-card:hover::before {
            opacity: 1;
        }

        .feature-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 18px;
            font-size: 24px;
            background: #f0f4ff;
            color: var(--primary);
            transition: all var(--transition);
        }
        .feature-card:hover .feature-icon {
            background: var(--primary-gradient);
            color: white;
            box-shadow: 0 6px 18px rgba(9, 130, 254, 0.3);
        }

        .feature-card h3 {
            font-size: 19px;
            font-weight: 700;
            margin-bottom: 8px;
            letter-spacing: -0.4px;
        }
        .feature-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* ============ SECURITY SECTION ============ */
        .security-section {
            background: var(--bg-secondary);
            padding: 100px 32px;
        }

        .security-container {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            gap: 60px;
            flex-wrap: wrap;
        }

        .security-content {
            flex: 1;
            min-width: 300px;
        }
        .security-content .section-title {
            font-size: 38px;
        }
        .security-list {
            list-style: none;
            margin-top: 28px;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .security-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.6;
        }
        .security-list .check-icon {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: #dcfce7;
            color: #22c55e;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 13px;
            margin-top: 2px;
        }

        .security-visual {
            flex: 1;
            display: flex;
            justify-content: center;
            min-width: 300px;
        }
        .shield-icon-large {
            width: 200px;
            height: 240px;
            background: var(--primary-gradient);
            border-radius: 50% 50% 45% 45%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 80px;
            color: white;
            box-shadow: var(--shadow-xl), 0 0 60px rgba(9, 130, 254, 0.2);
            position: relative;
        }
        .shield-icon-large::after {
            content: '';
            position: absolute;
            inset: 15px;
            border-radius: 50% 50% 40% 40%;
            border: 3px dashed rgba(255, 255, 255, 0.4);
            animation: spinShield 20s linear infinite;
        }
        @keyframes spinShield {
            from {
                transform: rotate(0deg);
            }
            to {
                transform: rotate(360deg);
            }
        }

        /* ============ CHAINS SECTION ============ */
        .chains-section {
            padding: 100px 32px;
            text-align: center;
        }
        .chains-container {
            max-width: 1100px;
            margin: 0 auto;
        }
        .chains-grid {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 20px;
            margin-top: 40px;
        }
        .chain-chip {
            display: flex;
            align-items: center;
            gap: 10px;
            background: white;
            border: 1.5px solid var(--border);
            padding: 14px 22px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition);
            cursor: default;
            letter-spacing: -0.3px;
            box-shadow: var(--shadow-sm);
        }
        .chain-chip:hover {
            border-color: var(--primary);
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
            color: var(--primary);
        }
        .chain-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            flex-shrink: 0;
        }
        .chain-dot.btc {
            background: #f7931a;
        }
        .chain-dot.eth {
            background: #627eea;
        }
        .chain-dot.cosmos {
            background: #2e3148;
        }
        .chain-dot.polkadot {
            background: #e6007a;
        }
        .chain-dot.solana {
            background: #14f195;
        }
        .chain-dot.arbitrum {
            background: #28a0f0;
        }
        .chain-dot.optimism {
            background: #ff0420;
        }
        .chain-dot.polygon {
            background: #8247e5;
        }
        .chain-dot.bsc {
            background: #f0b90b;
        }
        .chain-dot.avalanche {
            background: #e84142;
        }
        .chain-dot.tron {
            background: #ef0027;
        }
        .chain-dot.sui {
            background: #4da2ff;
        }

        /* ============ FAQ SECTION ============ */
        .faq-section {
            padding: 100px 32px;
            background: var(--bg-secondary);
        }
        .faq-container {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
            margin-top: 40px;
        }
        .faq-item {
            background: white;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }
        .faq-item:hover {
            border-color: #cbd5e1;
            box-shadow: var(--shadow-md);
        }
        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            text-align: left;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--text);
            font-family: var(--font);
            letter-spacing: -0.3px;
            transition: color var(--transition);
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-icon {
            font-size: 20px;
            transition: transform 0.3s ease;
            color: var(--text-light);
            flex-shrink: 0;
            margin-left: 16px;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            color: var(--primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .faq-answer-inner {
            padding: 0 24px 20px;
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.8;
            border-top: 1px solid var(--border-light);
            margin: 0 24px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
        }

        /* ============ DOWNLOAD SECTION ============ */
        .download-section {
            background: linear-gradient(180deg, #0a0a1a 0%, #0f172a 100%);
            padding: 100px 32px;
            text-align: center;
            color: white;
            position: relative;
            overflow: hidden;
        }
        .download-section .section-title {
            color: white;
        }
        .download-section .section-description {
            color: #94a3b8;
        }
        .download-bg-orb {
            position: absolute;
            border-radius: 50%;
            filter: blur(100px);
            opacity: 0.2;
            pointer-events: none;
        }
        .download-bg-orb.d-orb-1 {
            width: 400px;
            height: 400px;
            background: #0982FE;
            top: -20%;
            right: -10%;
        }
        .download-bg-orb.d-orb-2 {
            width: 300px;
            height: 300px;
            background: #6366f1;
            bottom: -15%;
            left: -8%;
        }

        .download-buttons {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 16px;
            margin-top: 36px;
            position: relative;
            z-index: 1;
        }
        .download-btn {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 14px 28px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 15px;
            text-decoration: none;
            cursor: pointer;
            transition: all var(--transition);
            letter-spacing: -0.3px;
            background: rgba(255, 255, 255, 0.1);
            color: white;
            border: 1.5px solid rgba(255, 255, 255, 0.2);
            backdrop-filter: blur(10px);
        }
        .download-btn:hover {
            background: rgba(255, 255, 255, 0.18);
            border-color: rgba(255, 255, 255, 0.4);
            transform: translateY(-3px);
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
        }
        .download-btn .dl-icon {
            font-size: 20px;
        }

        .download-qr {
            margin-top: 30px;
            position: relative;
            z-index: 1;
            display: inline-block;
            background: white;
            padding: 20px;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-xl);
        }
        .download-qr canvas {
            display: block;
            width: 140px;
            height: 140px;
        }
        .download-qr-label {
            color: #64748b;
            font-size: 12px;
            margin-top: 8px;
            font-weight: 500;
            letter-spacing: 0.5px;
        }

        /* ============ FOOTER ============ */
        .footer {
            background: #0a0a1a;
            color: #94a3b8;
            padding: 60px 32px 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }
        .footer-container {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
        }
        .footer-brand p {
            margin-top: 12px;
            font-size: 14px;
            line-height: 1.7;
            max-width: 260px;
        }
        .footer-col h4 {
            color: white;
            font-weight: 600;
            margin-bottom: 16px;
            font-size: 15px;
            letter-spacing: -0.3px;
        }
        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-col ul li a {
            color: #94a3b8;
            text-decoration: none;
            font-size: 14px;
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: white;
        }
        .footer-bottom {
            max-width: 1200px;
            margin: 40px auto 0;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            text-align: center;
            font-size: 13px;
            color: #64748b;
        }

        /* ============ RESPONSIVE ============ */
        @media (max-width: 1024px) {
            .hero-container {
                flex-direction: column;
                text-align: center;
                gap: 50px;
            }
            .hero-content {
                max-width: 100%;
                display: flex;
                flex-direction: column;
                align-items: center;
            }
            .hero-description {
                max-width: 100%;
            }
            .hero-buttons {
                justify-content: center;
            }
            .hero-stats {
                justify-content: center;
            }
            .hero-visual {
                max-width: 100%;
            }
            .phone-mockup {
                width: 240px;
                height: 480px;
                border-radius: 32px;
            }
            .phone-screen {
                border-radius: 22px;
                padding: 35px 16px 16px;
            }
            .phone-screen .balance-amount {
                font-size: 28px;
            }
            .floating-card.card-1 {
                right: 10px;
                top: 0;
            }
            .floating-card.card-2 {
                left: 10px;
                bottom: 5%;
            }
            .floating-card.card-3 {
                right: 5px;
                top: 50%;
            }
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .security-container {
                flex-direction: column;
                text-align: center;
            }
            .security-list li {
                justify-content: center;
            }
            .footer-container {
                grid-template-columns: 1fr 1fr;
            }
            .section-title {
                font-size: 34px;
            }
            .hero-title {
                font-size: 40px;
            }
        }

        @media (max-width: 768px) {
            .navbar-links {
                position: fixed;
                top: 0;
                right: -100%;
                width: 280px;
                height: 100vh;
                background: white;
                flex-direction: column;
                padding: 100px 32px 40px;
                gap: 28px;
                box-shadow: var(--shadow-xl);
                transition: right var(--transition);
                z-index: 1000;
            }
            .navbar-links.active {
                right: 0;
            }
            .navbar-toggle {
                display: flex;
            }
            .features-grid {
                grid-template-columns: 1fr;
            }
            .hero-title {
                font-size: 34px;
                letter-spacing: -1px;
            }
            .section-title {
                font-size: 28px;
                letter-spacing: -1px;
            }
            .footer-container {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .phone-mockup {
                width: 200px;
                height: 400px;
                border-radius: 28px;
                padding: 8px;
            }
            .phone-screen {
                border-radius: 20px;
                padding: 30px 12px 12px;
            }
            .phone-screen .balance-amount {
                font-size: 24px;
            }
            .phone-screen .token-item {
                padding: 8px 10px;
                gap: 8px;
            }
            .phone-screen .token-symbol,
            .phone-screen .token-value {
                font-size: 11px;
            }
            .phone-notch {
                width: 60px;
                height: 18px;
                top: 5px;
                border-radius: 0 0 10px 10px;
            }
            .floating-card {
                font-size: 11px;
                padding: 10px 14px;
            }
            .floating-card.card-1 {
                right: -10px;
                top: 5%;
            }
            .floating-card.card-2 {
                left: -15px;
                bottom: 10%;
            }
            .floating-card.card-3 {
                display: none;
            }
            .hero {
                padding: 100px 20px 60px;
            }
            .section {
                padding: 60px 20px;
            }
            .security-section,
            .faq-section,
            .download-section,
            .chains-section {
                padding: 60px 20px;
            }
            .btn {
                padding: 12px 22px;
                font-size: 14px;
            }
        }

        @media (max-width: 480px) {
            .hero-title {
                font-size: 28px;
            }
            .hero-description {
                font-size: 15px;
            }
            .hero-stats {
                gap: 20px;
            }
            .hero-stat-value {
                font-size: 22px;
            }
            .section-title {
                font-size: 24px;
            }
            .phone-mockup {
                width: 170px;
                height: 340px;
                border-radius: 24px;
                padding: 6px;
            }
            .phone-screen {
                border-radius: 18px;
                padding: 24px 10px 10px;
            }
            .phone-screen .balance-amount {
                font-size: 20px;
            }
            .phone-notch {
                width: 45px;
                height: 14px;
                top: 4px;
            }
            .floating-card {
                font-size: 10px;
                padding: 8px 10px;
                gap: 6px;
            }
            .floating-card .fc-icon {
                width: 24px;
                height: 24px;
                font-size: 12px;
            }
        }