:root {
            --primary-orange: #ff6b35;
            --secondary-orange: #ff8c42;
            --accent-orange: #ffb366;
            --dark-black: #0a0a0a;
            --medium-black: #1a1a1a;
            --light-black: #2a2a2a;
            --text-white: #ffffff;
            --text-gray: #a1a1aa;
            --text-light-gray: #d4d4d8;
            --border-gray: #3f3f46;
            --bg-dark: #111111;
            --bg-darker: #050505;
            --success-green: #10b981;
            --warning-yellow: #f59e0b;
            --error-red: #ef4444;
            --shadow-light: rgba(255, 107, 53, 0.1);
            --shadow-medium: rgba(255, 107, 53, 0.2);
            --shadow-heavy: rgba(255, 107, 53, 0.3);
        }

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

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-text-size-adjust: 100%;
            -ms-text-size-adjust: 100%;
        }

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
            line-height: 1.6;
            color: var(--text-white);
            background: var(--bg-darker);
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
            text-rendering: optimizeLegibility;
        }

        .container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 clamp(16px, 4vw, 24px);
            width: 100%;
        }

        /* Professional Icons */
        .icon {
            width: 24px;
            height: 24px;
            fill: currentColor;
            display: inline-block;
            vertical-align: middle;
            flex-shrink: 0;
        }

        .icon-sm { width: 16px; height: 16px; }
        .icon-lg { width: 32px; height: 32px; }
        .icon-xl { width: 48px; height: 48px; }

        /* Skip Link for Accessibility */
        .skip-link {
            position: absolute;
            top: -40px;
            left: 6px;
            background: var(--primary-orange);
            color: white;
            padding: 8px;
            text-decoration: none;
            z-index: 10000;
            border-radius: 4px;
        }

        .skip-link:focus {
            top: 6px;
        }

        /* Header */
        header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(10, 10, 10, 0.95);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-gray);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            will-change: transform, background-color;
        }

        .header-scrolled {
            background: rgba(10, 10, 10, 0.98);
            box-shadow: 0 8px 32px var(--shadow-light);
        }

        nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: clamp(12px, 3vw, 16px) 0;
            min-height: clamp(60px, 10vw, 80px);
        }

        .logo {
            display: flex;
            align-items: center;
            gap: clamp(8px, 2vw, 12px);
            font-size: clamp(1.25rem, 3vw, 1.75rem);
            font-weight: 800;
            color: var(--text-white);
            text-decoration: none;
            transition: all 0.3s ease;
            z-index: 1001;
        }

        .logo:hover,
        .logo:focus {
            color: var(--primary-orange);
            transform: scale(1.05);
        }

        .logo img {
            width: clamp(32px, 6vw, 48px);
            height: clamp(32px, 6vw, 48px);
            border-radius: 12px;
            object-fit: cover;
            border: 2px solid var(--primary-orange);
        }

        .nav-links {
            display: flex;
            list-style: none;
            gap: clamp(1.5rem, 4vw, 2.5rem);
            align-items: center;
        }

        .nav-links a {
            text-decoration: none;
            color: var(--text-light-gray);
            font-weight: 500;
            font-size: clamp(0.9rem, 2vw, 1rem);
            position: relative;
            transition: all 0.3s ease;
            padding: 8px 0;
        }

        .nav-links a:hover,
        .nav-links a:focus {
            color: var(--primary-orange);
            outline: none;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--primary-orange), var(--secondary-orange));
            transition: width 0.3s ease;
        }

        .nav-links a:hover::after,
        .nav-links a:focus::after {
            width: 100%;
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-white);
            font-size: 1.5rem;
            cursor: pointer;
            padding: 8px;
            z-index: 1001;
            transition: transform 0.3s ease;
            border-radius: 4px;
        }

        .mobile-menu-toggle:hover,
        .mobile-menu-toggle:focus {
            transform: scale(1.1);
            background: rgba(255, 107, 53, 0.1);
            outline: 2px solid var(--primary-orange);
        }

        .header-cta {
            background: linear-gradient(135deg, var(--primary-orange), var(--secondary-orange));
            color: var(--text-white);
            padding: clamp(10px, 2vw, 12px) clamp(20px, 4vw, 24px);
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            font-size: clamp(0.85rem, 2vw, 0.95rem);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            box-shadow: 0 8px 32px var(--shadow-heavy);
            border: 1px solid transparent;
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }

        .header-cta:hover,
        .header-cta:focus {
            transform: translateY(-2px);
            box-shadow: 0 16px 48px rgba(255, 107, 53, 0.4);
            border-color: var(--accent-orange);
            outline: none;
        }

        /* Mobile Navigation */
        .mobile-nav {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(10, 10, 10, 0.98);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            z-index: 999;
            padding: 100px 24px 24px;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
        }

        .mobile-nav.active {
            display: block;
            opacity: 1;
            visibility: visible;
        }

        .mobile-nav-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 1rem;
            max-width: 400px;
            margin: 0 auto;
        }

        .mobile-nav-links a {
            color: var(--text-white);
            text-decoration: none;
            font-size: 1.25rem;
            font-weight: 600;
            padding: 1rem 0;
            border-bottom: 1px solid var(--border-gray);
            transition: all 0.3s ease;
            display: block;
        }

        .mobile-nav-links a:hover,
        .mobile-nav-links a:focus {
            color: var(--primary-orange);
            padding-left: 1rem;
            outline: none;
        }

        /* Hero Section */
        .hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            position: relative;
            background: linear-gradient(135deg, var(--bg-darker) 0%, var(--dark-black) 50%, var(--medium-black) 100%);
            overflow: hidden;
            padding-top: clamp(80px, 15vw, 100px);
            padding-bottom: clamp(40px, 8vw, 60px);
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: 
                radial-gradient(circle at 20% 80%, rgba(255, 107, 53, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(255, 140, 66, 0.08) 0%, transparent 50%);
        }

        .hero-grid {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: 
                linear-gradient(rgba(255, 107, 53, 0.03) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 107, 53, 0.03) 1px, transparent 1px);
            background-size: 50px 50px;
            animation: grid-move 20s linear infinite;
        }

        @keyframes grid-move {
            0% { transform: translate(0, 0); }
            100% { transform: translate(50px, 50px); }
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 900px;
            width: 100%;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            background: rgba(255, 107, 53, 0.1);
            border: 1px solid rgba(255, 107, 53, 0.2);
            padding: clamp(10px, 2vw, 12px) clamp(20px, 4vw, 24px);
            border-radius: 50px;
            font-size: clamp(0.8rem, 2vw, 0.95rem);
            font-weight: 500;
            margin-bottom: 2rem;
            color: var(--accent-orange);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            transition: all 0.3s ease;
        }

        .hero-badge:hover {
            background: rgba(255, 107, 53, 0.15);
            transform: translateY(-2px);
        }

        .hero h1 {
            font-size: clamp(2rem, 8vw, 5.5rem);
            font-weight: 900;
            line-height: 1.1;
            margin-bottom: 2rem;
            background: linear-gradient(135deg, var(--text-white) 0%, var(--accent-orange) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.02em;
        }

        .hero-highlight {
            background: linear-gradient(135deg, var(--primary-orange), var(--secondary-orange));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero p {
            font-size: clamp(1rem, 3vw, 1.4rem);
            color: var(--text-gray);
            margin-bottom: 3rem;
            line-height: 1.7;
            font-weight: 400;
            max-width: 700px;
        }

        .hero-buttons {
            display: flex;
            gap: 1.5rem;
            flex-wrap: wrap;
            align-items: center;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary-orange), var(--secondary-orange));
            color: var(--text-white);
            padding: clamp(14px, 3vw, 18px) clamp(24px, 5vw, 36px);
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            font-size: clamp(1rem, 2.5vw, 1.1rem);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            box-shadow: 0 12px 40px var(--shadow-heavy);
            display: flex;
            align-items: center;
            gap: 12px;
            border: 1px solid transparent;
            white-space: nowrap;
            min-height: 50px;
        }

        .btn-primary:hover,
        .btn-primary:focus {
            transform: translateY(-3px);
            box-shadow: 0 20px 60px rgba(255, 107, 53, 0.4);
            border-color: var(--accent-orange);
            outline: none;
        }

        .btn-secondary {
            background: rgba(255, 255, 255, 0.05);
            color: var(--text-white);
            padding: clamp(14px, 3vw, 18px) clamp(24px, 5vw, 36px);
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            font-size: clamp(1rem, 2.5vw, 1.1rem);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            border: 2px solid var(--border-gray);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            display: flex;
            align-items: center;
            gap: 12px;
            white-space: nowrap;
            min-height: 50px;
        }

        .btn-secondary:hover,
        .btn-secondary:focus {
            background: rgba(255, 107, 53, 0.1);
            border-color: var(--primary-orange);
            transform: translateY(-2px);
            outline: none;
        }

        /* Stats Section */
        .stats {
            padding: clamp(60px, 10vw, 100px) 0;
            background: var(--dark-black);
            border-top: 1px solid var(--border-gray);
            border-bottom: 1px solid var(--border-gray);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: clamp(2rem, 5vw, 3rem);
            text-align: center;
        }

        .stat-item {
            padding: clamp(1rem, 3vw, 2rem);
            transition: transform 0.3s ease;
        }

        .stat-item:hover {
            transform: translateY(-5px);
        }

        .stat-number {
            font-size: clamp(2rem, 6vw, 3.5rem);
            font-weight: 900;
            color: var(--primary-orange);
            margin-bottom: 0.5rem;
            display: block;
            line-height: 1;
        }

        .stat-label {
            font-size: clamp(1rem, 2.5vw, 1.1rem);
            color: var(--text-gray);
            font-weight: 500;
        }

        /* Features Section */
        .features {
            padding: clamp(80px, 12vw, 120px) 0;
            background: var(--bg-darker);
            position: relative;
        }

        .section-header {
            text-align: center;
            margin-bottom: clamp(3rem, 8vw, 5rem);
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
        }

        .section-subtitle {
            color: var(--primary-orange);
            font-size: clamp(0.9rem, 2vw, 1rem);
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.1em;
            margin-bottom: 1rem;
        }

        .section-title {
            font-size: clamp(2rem, 6vw, 4rem);
            font-weight: 800;
            margin-bottom: 1.5rem;
            color: var(--text-white);
            line-height: 1.2;
        }

        .section-description {
            font-size: clamp(1rem, 2.5vw, 1.3rem);
            color: var(--text-gray);
            line-height: 1.6;
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(min(320px, 100%), 1fr));
            gap: clamp(1.5rem, 4vw, 2.5rem);
        }

        .feature-card {
            background: linear-gradient(135deg, var(--medium-black), var(--light-black));
            padding: clamp(2rem, 5vw, 3rem);
            border-radius: 24px;
            border: 1px solid var(--border-gray);
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            position: relative;
            overflow: hidden;
            height: 100%;
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--primary-orange), transparent);
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .feature-card:hover,
        .feature-card:focus-within {
            transform: translateY(-8px);
            border-color: var(--primary-orange);
            box-shadow: 0 24px 80px rgba(255, 107, 53, 0.15);
        }

        .feature-card:hover::before,
        .feature-card:focus-within::before {
            opacity: 1;
        }

        .feature-icon {
            width: clamp(60px, 8vw, 80px);
            height: clamp(60px, 8vw, 80px);
            background: linear-gradient(135deg, var(--primary-orange), var(--secondary-orange));
            border-radius: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 2rem;
            box-shadow: 0 8px 32px var(--shadow-heavy);
            transition: transform 0.3s ease;
        }

        .feature-card:hover .feature-icon {
            transform: scale(1.1) rotate(5deg);
        }

        .feature-card h3 {
            font-size: clamp(1.25rem, 3vw, 1.5rem);
            font-weight: 700;
            margin-bottom: 1rem;
            color: var(--text-white);
            line-height: 1.3;
        }

        .feature-card p {
            color: var(--text-gray);
            line-height: 1.7;
            font-size: clamp(1rem, 2.5vw, 1.1rem);
        }

        /* Community Section */
        .community {
            padding: clamp(80px, 12vw, 120px) 0;
            background: var(--dark-black);
            position: relative;
        }

        .community::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(circle at 50% 50%, rgba(255, 107, 53, 0.05) 0%, transparent 70%);
        }

        .community-content {
            position: relative;
            z-index: 2;
        }

        .social-links {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
            gap: clamp(1.5rem, 4vw, 2rem);
            margin-top: 4rem;
        }

        .social-link {
            background: linear-gradient(135deg, var(--medium-black), var(--light-black));
            padding: clamp(2rem, 4vw, 2.5rem);
            border-radius: 20px;
            text-decoration: none;
            color: var(--text-white);
            border: 1px solid var(--border-gray);
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            display: flex;
            align-items: center;
            gap: 1.5rem;
            position: relative;
            overflow: hidden;
            height: 100%;
        }

        .social-link::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255, 107, 53, 0.1), transparent);
            transition: left 0.5s ease;
        }

        .social-link:hover::before,
        .social-link:focus::before {
            left: 100%;
        }

        .social-link:hover,
        .social-link:focus {
            transform: translateY(-5px);
            border-color: var(--primary-orange);
            box-shadow: 0 20px 60px var(--shadow-medium);
            outline: none;
        }

        .social-icon {
            width: clamp(50px, 8vw, 60px);
            height: clamp(50px, 8vw, 60px);
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .social-link.whatsapp .social-icon {
            background: linear-gradient(135deg, #25d366, #128c7e);
        }

        .social-link.telegram .social-icon {
            background: linear-gradient(135deg, #0088cc, #005577);
        }

        .social-info h3 {
            font-size: clamp(1.1rem, 3vw, 1.3rem);
            font-weight: 700;
            margin-bottom: 0.5rem;
            color: var(--text-white);
            line-height: 1.3;
        }

        .social-info p {
            color: var(--text-gray);
            font-size: clamp(0.9rem, 2.5vw, 1rem);
            line-height: 1.5;
        }

        /* CTA Section */
        .cta-section {
            padding: clamp(80px, 12vw, 120px) 0;
            background: linear-gradient(135deg, var(--primary-orange), var(--secondary-orange));
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="cta-pattern" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23cta-pattern)"/></svg>');
        }

        .cta-content {
            position: relative;
            z-index: 2;
            max-width: 800px;
            margin: 0 auto;
        }

        .cta-section h2 {
            font-size: clamp(2rem, 6vw, 4rem);
            font-weight: 800;
            margin-bottom: 1.5rem;
            color: var(--text-white);
            line-height: 1.2;
        }

        .cta-section p {
            font-size: clamp(1rem, 3vw, 1.3rem);
            margin-bottom: 3rem;
            color: rgba(255, 255, 255, 0.9);
            line-height: 1.6;
        }

        .cta-button {
            background: var(--text-white);
            color: var(--primary-orange);
            padding: clamp(16px, 4vw, 20px) clamp(32px, 6vw, 40px);
            border-radius: 50px;
            text-decoration: none;
            font-weight: 700;
            font-size: clamp(1.1rem, 3vw, 1.2rem);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            display: inline-flex;
            align-items: center;
            gap: 12px;
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
            min-height: 60px;
        }

        .cta-button:hover,
        .cta-button:focus {
            transform: translateY(-3px);
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
            outline: none;
        }

        /* Footer */
        footer {
            background: var(--bg-darker);
            padding: clamp(60px, 10vw, 80px) 0 clamp(30px, 5vw, 40px);
            border-top: 1px solid var(--border-gray);
        }

        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 3rem;
            margin-bottom: 3rem;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 1.5rem;
        }

        .footer-brand img {
            width: clamp(40px, 6vw, 48px);
            height: clamp(40px, 6vw, 48px);
            border-radius: 12px;
            object-fit: cover;
            border: 2px solid var(--primary-orange);
        }

        .footer-brand span {
            font-size: clamp(1.25rem, 3vw, 1.5rem);
            font-weight: 800;
            color: var(--text-white);
        }

        .footer-description {
            color: var(--text-gray);
            line-height: 1.7;
            font-size: clamp(1rem, 2.5vw, 1.1rem);
        }

        .footer-bottom {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid var(--border-gray);
            color: var(--text-gray);
            font-size: clamp(0.9rem, 2vw, 1rem);
        }

        /* Enhanced Mobile Responsiveness */
        @media (max-width: 1200px) {
            .nav-links {
                gap: 2rem;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }

            .mobile-menu-toggle {
                display: block;
            }

            .hero-buttons {
                flex-direction: column;
                align-items: stretch;
                gap: 1rem;
            }

            .btn-primary, .btn-secondary {
                justify-content: center;
                width: 100%;
                max-width: 350px;
            }

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

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

            .social-links {
                grid-template-columns: 1fr;
            }

            .social-link {
                flex-direction: column;
                text-align: center;
                gap: 1rem;
            }

            .footer-content {
                grid-template-columns: 1fr;
                text-align: center;
            }
        }

        @media (max-width: 480px) {
            html {
                font-size: 14px;
            }

            .hero-badge {
                padding: 8px 16px;
                gap: 8px;
            }

            .stats-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }

            .feature-card {
                padding: 1.5rem;
            }

            .social-link {
                padding: 1.5rem;
            }
        }

        /* Animations */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(40px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @keyframes float {
            0%, 100% { 
                transform: translateY(0px) rotate(0deg); 
                opacity: 0.3;
            }
            50% { 
                transform: translateY(-20px) rotate(180deg); 
                opacity: 0.8;
            }
        }

        .fade-in-up {
            animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
        }

        .stagger-1 { animation-delay: 0.1s; }
        .stagger-2 { animation-delay: 0.2s; }
        .stagger-3 { animation-delay: 0.3s; }
        .stagger-4 { animation-delay: 0.4s; }
        .stagger-5 { animation-delay: 0.5s; }
        .stagger-6 { animation-delay: 0.6s; }

        .loading {
            opacity: 0;
        }

        .loaded {
            opacity: 1;
        }

        /* Accessibility */
        @media (prefers-reduced-motion: reduce) {
            *, *::before, *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
            }
            
            html {
                scroll-behavior: auto;
            }
        }

        /* Focus styles for accessibility */
        .btn-primary:focus,
        .btn-secondary:focus,
        .header-cta:focus,
        .social-link:focus,
        .cta-button:focus,
        .mobile-menu-toggle:focus,
        .logo:focus {
            outline: 2px solid var(--primary-orange);
            outline-offset: 2px;
        }

        /* High contrast mode support */
        @media (prefers-contrast: high) {
            :root {
                --border-gray: #666;
                --text-gray: #ccc;
            }
        }

        /* Print styles */
        @media print {
            .hero-grid,
            .mobile-menu-toggle,
            .mobile-nav,
            .cta-section,
            header {
                display: none !important;
            }
            
            body {
                background: white !important;
                color: black !important;
            }
            
            .hero {
                padding-top: 0;
            }
        }

        /* Loading states */
        .btn-loading {
            position: relative;
            color: transparent;
        }

        .btn-loading::after {
            content: '';
            position: absolute;
            width: 20px;
            height: 20px;
            top: 50%;
            left: 50%;
            margin-left: -10px;
            margin-top: -10px;
            border: 2px solid transparent;
            border-top-color: currentColor;
            border-radius: 50%;
            animation: spin 1s linear infinite;
        }

        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

        /* Enhanced hover effects */
        @media (hover: hover) {
            .stat-item:hover .stat-number {
                transform: scale(1.1);
            }
        }

        /* Error handling styles */
        .error-message {
            background: var(--error-red);
            color: white;
            padding: 1rem;
            border-radius: 8px;
            margin: 1rem 0;
            display: none;
        }

        /* Fallback for older browsers */
        @supports not (backdrop-filter: blur(20px)) {
            header {
                background: rgba(10, 10, 10, 0.95);
            }
            
            .mobile-nav {
                background: rgba(10, 10, 10, 0.98);
            }
        }