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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
            line-height: 1.6;
            color: #333;
            overflow-x: hidden;
            background: #0a0a0a;
        }

        /* Animated Background */
        .animated-bg {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
            overflow: hidden;
        }

        .love-particle {
            position: absolute;
            font-size: 20px;
            opacity: 0.1;
            animation: float-up 15s linear infinite;
        }

        @keyframes float-up {
            0% {
                transform: translateY(100vh) rotate(0deg);
                opacity: 0;
            }
            10% {
                opacity: 0.1;
            }
            90% {
                opacity: 0.1;
            }
            100% {
                transform: translateY(-100vh) rotate(360deg);
                opacity: 0;
            }
        }

        /* Hamburger Menu */
        .hamburger {
            position: fixed;
            top: 2rem;
            left: 2rem;
            z-index: 2000;
            cursor: pointer;
            width: 30px;
            height: 30px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            transition: all 0.3s ease;
        }

        .hamburger span {
            width: 100%;
            height: 3px;
            background: #fff;
            border-radius: 3px;
            transition: all 0.3s ease;
            box-shadow: 0 2px 5px rgba(0,0,0,0.2);
        }

        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translateY(10px);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translateY(-10px);
        }

        /* Side Menu */
        .side-menu {
            position: fixed;
            top: 0;
            left: -350px;
            width: 350px;
            height: 100vh;
            background: linear-gradient(180deg, #1a1a1a 0%, #2c2c2c 100%);
            backdrop-filter: blur(20px);
            transition: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
            z-index: 1999;
            overflow-y: auto;
            box-shadow: 5px 0 30px rgba(0,0,0,0.5);
        }

        .side-menu.active {
            left: 0;
        }

        .menu-content {
            padding: 100px 40px 40px;
        }

        .menu-logo {
            font-size: 2.5rem;
            font-weight: bold;
            color: #e74c3c;
            margin-bottom: 3rem;
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        .menu-logo::after {
            content: '❤️';
            font-size: 2rem;
            animation: heartbeat 1.5s ease-in-out infinite;
        }

        @keyframes heartbeat {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.2); }
        }

        .menu-links {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }

        .menu-links a {
            color: #fff;
            text-decoration: none;
            font-size: 1.3rem;
            font-weight: 500;
            transition: all 0.3s ease;
            position: relative;
            padding-left: 0;
        }

        .menu-links a::before {
            content: '';
            position: absolute;
            left: -20px;
            top: 50%;
            transform: translateY(-50%);
            width: 0;
            height: 3px;
            background: #e74c3c;
            transition: width 0.3s ease;
        }

        .menu-links a:hover {
            color: #e74c3c;
            padding-left: 20px;
        }

        .menu-links a:hover::before {
            width: 15px;
        }

        .menu-bottom {
            margin-top: 4rem;
            padding-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.1);
        }

        .menu-cta {
            background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
            color: white;
            padding: 1rem 2rem;
            border: none;
            border-radius: 30px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            width: 100%;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(231, 76, 60, 0.3);
        }

        .menu-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(231, 76, 60, 0.4);
        }

        /* Overlay */
        .overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0,0,0,0.7);
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
            z-index: 1998;
        }

        .overlay.active {
            opacity: 1;
            visibility: visible;
        }

        /* Header */
        header {
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
            padding: 2rem 5%;
            transition: all 0.3s ease;
        }

        header.scrolled {
            background: rgba(0, 0, 0, 0.9);
            backdrop-filter: blur(20px);
            padding: 1rem 5%;
        }

        .header-content {
            max-width: 1400px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            font-size: 2rem;
            font-weight: bold;
            color: #fff;
            text-decoration: none;
            margin-left: 80px;
            transition: all 0.3s ease;
        }

        .logo:hover {
            color: #e74c3c;
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 2rem;
        }

        .language-selector {
            background: rgba(255,255,255,0.1);
            border: 1px solid rgba(255,255,255,0.2);
            color: white;
            padding: 0.5rem 1rem;
            border-radius: 25px;
            cursor: pointer;
            transition: all 0.3s ease;
            backdrop-filter: blur(10px);
            display: flex;
            align-items: center;
            gap: 0.8rem;
            position: relative;
        }

        .language-selector:hover {
            background: rgba(255,255,255,0.2);
            border-color: rgba(255,255,255,0.3);
        }

        .current-flag {
            font-size: 1.3rem;
        }

        .language-dropdown {
            position: absolute;
            top: 100%;
            right: 0;
            margin-top: 0.5rem;
            background: rgba(30, 30, 30, 0.95);
            backdrop-filter: blur(20px);
            border: 1px solid rgba(255,255,255,0.2);
            border-radius: 15px;
            overflow: hidden;
            opacity: 0;
            visibility: hidden;
            transform: translateY(-10px);
            transition: all 0.3s ease;
            min-width: 180px;
        }

        .language-selector.active .language-dropdown {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .language-option {
            display: flex;
            align-items: center;
            gap: 1rem;
            padding: 1rem 1.5rem;
            cursor: pointer;
            transition: all 0.2s ease;
            color: white;
            text-decoration: none;
        }

        .language-option:hover {
            background: rgba(231, 76, 60, 0.2);
        }

        .language-option.active {
            background: rgba(231, 76, 60, 0.3);
        }

        .language-option span:first-child {
            font-size: 1.5rem;
        }

        .btn-login {
            background: transparent;
            color: white;
            padding: 0.8rem 2rem;
            border: 2px solid white;
            border-radius: 30px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .btn-login:hover {
            background: white;
            color: #e74c3c;
            transform: translateY(-2px);
        }

        /* Hero Section */
        .hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 120px 5% 80px;
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(circle at 50% 50%, rgba(231, 76, 60, 0.1) 0%, transparent 70%);
            animation: pulse 4s ease-in-out infinite;
        }

        @keyframes pulse {
            0%, 100% { transform: scale(1); opacity: 0.5; }
            50% { transform: scale(1.1); opacity: 0.8; }
        }

        .hero-content {
            max-width: 800px;
            text-align: center;
            position: relative;
            z-index: 1;
        }

        .hero h1 {
            font-size: 4rem;
            color: #fff;
            margin-bottom: 1.5rem;
            font-weight: 900;
            letter-spacing: -2px;
            animation: fadeInUp 1s ease;
        }

        .hero h1 span {
            background: linear-gradient(45deg, #e74c3c, #ff6b6b);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .hero-subtitle {
            font-size: 1.5rem;
            color: rgba(255,255,255,0.8);
            margin-bottom: 3rem;
            animation: fadeInUp 1s ease 0.2s both;
        }

        .hero-cta {
            display: flex;
            gap: 2rem;
            justify-content: center;
            animation: fadeInUp 1s ease 0.4s both;
        }

        .btn-primary {
            background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
            color: white;
            padding: 1.2rem 3rem;
            border: none;
            border-radius: 50px;
            font-size: 1.2rem;
            font-weight: 700;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 10px 30px rgba(231, 76, 60, 0.4);
            text-decoration: none;
            display: inline-block;
        }

        .btn-primary:hover {
            transform: translateY(-3px) scale(1.05);
            box-shadow: 0 15px 40px rgba(231, 76, 60, 0.6);
        }

        .btn-secondary {
            background: transparent;
            color: white;
            padding: 1.2rem 3rem;
            border: 2px solid white;
            border-radius: 50px;
            font-size: 1.2rem;
            font-weight: 700;
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
            display: inline-block;
        }

        .btn-secondary:hover {
            background: white;
            color: #e74c3c;
            transform: translateY(-3px);
        }

        /* Steps Section */
        .steps-section {
            padding: 100px 5%;
            background: linear-gradient(180deg, rgba(255,255,255,0.02) 0%, rgba(255,255,255,0.05) 100%);
            position: relative;
        }

        .steps-container {
            max-width: 1200px;
            margin: 0 auto;
        }

        .steps-section h2 {
            text-align: center;
            font-size: 3rem;
            color: #fff;
            margin-bottom: 1.5rem;
            font-weight: 800;
        }

        .steps-subtitle {
            text-align: center;
            font-size: 1.3rem;
            color: rgba(255,255,255,0.7);
            max-width: 700px;
            margin: 0 auto 5rem;
        }

        .steps-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 3rem;
            position: relative;
        }

        .step-card {
            background: rgba(255,255,255,0.05);
            border: 1px solid rgba(255,255,255,0.1);
            padding: 3rem 2rem;
            border-radius: 20px;
            text-align: center;
            position: relative;
            transition: all 0.3s ease;
            overflow: hidden;
        }

        .step-card::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(231, 76, 60, 0.1) 0%, transparent 70%);
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .step-card:hover::before {
            opacity: 1;
        }

        .step-card:hover {
            transform: translateY(-10px);
            border-color: rgba(231, 76, 60, 0.3);
        }

        .step-number {
            position: absolute;
            top: -20px;
            left: 50%;
            transform: translateX(-50%);
            width: 50px;
            height: 50px;
            background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            font-weight: bold;
            color: white;
            box-shadow: 0 5px 20px rgba(231, 76, 60, 0.4);
        }

        .step-icon {
            font-size: 4rem;
            margin-bottom: 1.5rem;
            display: inline-block;
            animation: float 3s ease-in-out infinite;
        }

        .step-card:nth-child(2) .step-icon { animation-delay: 0.5s; }
        .step-card:nth-child(3) .step-icon { animation-delay: 1s; }
        .step-card:nth-child(4) .step-icon { animation-delay: 1.5s; }

        @keyframes float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-10px); }
        }

        .step-card h3 {
            font-size: 1.8rem;
            color: #fff;
            margin-bottom: 1rem;
            font-weight: 700;
        }

        .step-card p {
            color: rgba(255,255,255,0.7);
            line-height: 1.8;
            font-size: 1.1rem;
        }

        /* Features Demo Section */
        .demo-section {
            padding: 100px 5%;
            position: relative;
        }

        .demo-container {
            max-width: 1200px;
            margin: 0 auto;
        }

        .demo-section h2 {
            text-align: center;
            font-size: 3rem;
            color: #fff;
            margin-bottom: 4rem;
            font-weight: 800;
        }

        .demo-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 4rem;
            align-items: center;
            margin-bottom: 6rem;
        }

        .demo-grid.reverse {
            direction: rtl;
        }

        .demo-grid.reverse .demo-content {
            direction: ltr;
        }

        .demo-content h3 {
            font-size: 2.5rem;
            color: #fff;
            margin-bottom: 1.5rem;
            font-weight: 700;
        }

        .demo-content h3 span {
            color: #e74c3c;
        }

        .demo-content p {
            font-size: 1.2rem;
            color: rgba(255,255,255,0.8);
            line-height: 1.8;
            margin-bottom: 2rem;
        }

        .demo-features {
            list-style: none;
        }

        .demo-features li {
            color: rgba(255,255,255,0.9);
            margin-bottom: 1rem;
            padding-left: 2rem;
            position: relative;
            font-size: 1.1rem;
        }

        .demo-features li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: #e74c3c;
            font-weight: bold;
            font-size: 1.3rem;
        }

        .demo-visual {
            position: relative;
            display: flex;
            justify-content: center;
            align-items: center;
        }

        .phone-mockup {
            width: 300px;
            height: 600px;
            background: #1a1a1a;
            border-radius: 40px;
            padding: 20px;
            box-shadow: 0 20px 60px rgba(0,0,0,0.5);
            position: relative;
            overflow: hidden;
            border: 3px solid #333;
        }

        .phone-screen {
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(231, 76, 60, 0.2) 0%, rgba(192, 57, 43, 0.2) 100%);
            border-radius: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            overflow: hidden;
        }

        .swipe-cards {
            position: relative;
            width: 80%;
            height: 70%;
        }

        .swipe-card {
            position: absolute;
            width: 100%;
            height: 100%;
            background: white;
            border-radius: 20px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 3rem;
            transition: all 0.5s ease;
        }

        .swipe-card:nth-child(1) {
            z-index: 3;
            transform: scale(1);
        }

        .swipe-card:nth-child(2) {
            z-index: 2;
            transform: scale(0.95) translateY(20px);
            opacity: 0.8;
        }

        .swipe-card:nth-child(3) {
            z-index: 1;
            transform: scale(0.9) translateY(40px);
            opacity: 0.6;
        }

        /* Safety Section */
        .safety-section {
            padding: 100px 5%;
            background: linear-gradient(135deg, rgba(231, 76, 60, 0.1) 0%, rgba(192, 57, 43, 0.05) 100%);
        }

        .safety-container {
            max-width: 1200px;
            margin: 0 auto;
            text-align: center;
        }

        .safety-section h2 {
            font-size: 3rem;
            color: #fff;
            margin-bottom: 1.5rem;
            font-weight: 800;
        }

        .safety-subtitle {
            font-size: 1.3rem;
            color: rgba(255,255,255,0.8);
            max-width: 700px;
            margin: 0 auto 4rem;
        }

        .safety-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
        }

        .safety-card {
            background: rgba(255,255,255,0.05);
            border: 1px solid rgba(255,255,255,0.1);
            padding: 2.5rem 2rem;
            border-radius: 20px;
            transition: all 0.3s ease;
        }

        .safety-card:hover {
            transform: translateY(-5px);
            border-color: rgba(231, 76, 60, 0.3);
        }

        .safety-icon {
            font-size: 3rem;
            margin-bottom: 1.5rem;
            filter: drop-shadow(0 5px 10px rgba(231, 76, 60, 0.3));
        }

        .safety-card h3 {
            font-size: 1.5rem;
            color: #fff;
            margin-bottom: 1rem;
            font-weight: 700;
        }

        .safety-card p {
            color: rgba(255,255,255,0.7);
            line-height: 1.6;
        }

        /* CTA Section */
        .cta-section {
            padding: 120px 5%;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(231, 76, 60, 0.1) 0%, transparent 70%);
            animation: pulse 4s ease-in-out infinite;
        }

        .cta-section h2 {
            font-size: 3.5rem;
            color: #fff;
            margin-bottom: 2rem;
            font-weight: 800;
            position: relative;
            z-index: 1;
        }

        .cta-section p {
            font-size: 1.5rem;
            color: rgba(255,255,255,0.8);
            margin-bottom: 3rem;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
            position: relative;
            z-index: 1;
        }

        .app-badges {
            display: flex;
            gap: 1.5rem;
            justify-content: center;
            position: relative;
            z-index: 1;
        }

        .app-badge {
            display: inline-block;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .app-badge:hover {
            transform: translateY(-5px) scale(1.05);
            filter: brightness(1.1);
        }

        .app-badge img {
            height: 60px;
            width: auto;
        }

        /* Footer */
        footer {
            background: #000;
            color: white;
            padding: 60px 5% 30px;
            border-top: 1px solid rgba(255,255,255,0.1);
        }

        .footer-content {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 4rem;
            margin-bottom: 3rem;
        }

        .footer-section h3 {
            color: #e74c3c;
            margin-bottom: 1.5rem;
            font-size: 1.3rem;
        }

        .footer-section ul {
            list-style: none;
        }

        .footer-section ul li {
            margin-bottom: 1rem;
        }

        .footer-section a {
            color: rgba(255,255,255,0.7);
            text-decoration: none;
            transition: color 0.3s ease;
        }

        .footer-section a:hover {
            color: #e74c3c;
        }

        .social-icons {
            display: flex;
            gap: 1.5rem;
            margin-top: 1.5rem;
        }

        .social-icons a {
            width: 45px;
            height: 45px;
            background: rgba(255,255,255,0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            transition: all 0.3s ease;
        }

        .social-icons a:hover {
            background: #e74c3c;
            transform: translateY(-5px) rotate(360deg);
        }

        .footer-bottom {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: rgba(255,255,255,0.5);
        }

        /* Responsive */
        @media (max-width: 768px) {
            .hero h1 {
                font-size: 2.5rem;
            }

            .hero-cta {
                flex-direction: column;
                align-items: center;
            }

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

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

            .demo-grid.reverse {
                direction: ltr;
            }

            .side-menu {
                width: 280px;
                left: -280px;
            }

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

            .app-badges {
                flex-direction: column;
                align-items: center;
            }
        }