@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

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

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
            background: #0a0a0a;
            color: white;
            overflow-x: hidden;
            line-height: 1.6;
        }

        /* Animated Background */
        .bg-container {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
            background-size: 300% 300%;
            animation: gradientShift 15s ease infinite;
        }

        @keyframes gradientShift {
            0% { background-position: 0% 50%; }
            50% { background-position: 100% 50%; }
            100% { background-position: 0% 50%; }
        }

        .bg-container::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(circle at 20% 20%, rgba(120, 119, 198, 0.3) 0%, transparent 50%),
                        radial-gradient(circle at 80% 80%, rgba(255, 119, 198, 0.3) 0%, transparent 50%),
                        radial-gradient(circle at 40% 40%, rgba(120, 219, 255, 0.2) 0%, transparent 50%);
            animation: morphing 20s ease-in-out infinite;
        }

        @keyframes morphing {
            0%, 100% { 
                background: radial-gradient(circle at 20% 20%, rgba(120, 119, 198, 0.3) 0%, transparent 50%),
                           radial-gradient(circle at 80% 80%, rgba(255, 119, 198, 0.3) 0%, transparent 50%),
                           radial-gradient(circle at 40% 40%, rgba(120, 219, 255, 0.2) 0%, transparent 50%);
            }
            50% { 
                background: radial-gradient(circle at 80% 60%, rgba(120, 119, 198, 0.4) 0%, transparent 50%),
                           radial-gradient(circle at 20% 30%, rgba(255, 119, 198, 0.4) 0%, transparent 50%),
                           radial-gradient(circle at 60% 70%, rgba(120, 219, 255, 0.3) 0%, transparent 50%);
            }
        }

        /* Floating Particles */
        .particles {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            z-index: 1;
        }

        .particle {
            position: absolute;
            width: 6px;
            height: 6px;
            background: rgba(255, 255, 255, 0.4);
            border-radius: 50%;
            animation: float 20s infinite linear;
        }

        @keyframes float {
            0% { transform: translateY(100vh) rotate(0deg) scale(0); opacity: 0; }
            10% { opacity: 1; transform: translateY(90vh) rotate(36deg) scale(1); }
            90% { opacity: 1; transform: translateY(-10vh) rotate(324deg) scale(1); }
            100% { transform: translateY(-20vh) rotate(360deg) scale(0); opacity: 0; }
        }

        .container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header */
        header {
            position: sticky;
            top: 0;
            padding: 20px 0;
            background: rgba(10, 10, 10, 0.8);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            z-index: 1000;
            transition: all 0.3s ease;
        }

        .nav-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            font-size: 2.5rem;
            font-weight: 900;
            background: linear-gradient(45deg, #ff6b6b, #ffd93d, #4ecdc4, #45b7d1);
            background-size: 300% 300%;
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            animation: logoGradient 4s ease-in-out infinite;
            text-transform: uppercase;
            letter-spacing: 3px;
            cursor: pointer;
            transition: transform 0.3s ease;
        }

        .logo:hover {
            transform: scale(1.05);
        }

        @keyframes logoGradient {
            0%, 100% { background-position: 0% 50%; }
            50% { background-position: 100% 50%; }
        }

        nav {
            display: flex;
            gap: 30px;
        }

        .nav-link {
            color: rgba(255, 255, 255, 0.8);
            text-decoration: none;
            font-weight: 500;
            position: relative;
            transition: all 0.3s ease;
            padding: 10px 0;
        }

        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: linear-gradient(45deg, #ff6b6b, #ffd93d);
            transition: width 0.3s ease;
        }

        .nav-link:hover {
            color: white;
            transform: translateY(-2px);
        }

        .nav-link:hover::after {
            width: 100%;
        }

        /* Hero Section */
        .hero {
            text-align: center;
            padding: 120px 0 80px;
            position: relative;
            min-height: 80vh;
            display: flex;
            align-items: center;
        }

        .hero-content {
            position: relative;
            z-index: 10;
            animation: fadeInUp 1s ease-out;
        }

        @keyframes fadeInUp {
            from { opacity: 0; transform: translateY(50px); }
            to { opacity: 1; transform: translateY(0); }
        }

        .hero h1 {
            font-size: clamp(3rem, 8vw, 6rem);
            font-weight: 900;
            margin-bottom: 30px;
            background: linear-gradient(45deg, #ffffff, #ffd93d, #ff6b6b, #4ecdc4);
            background-size: 300% 300%;
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            animation: textGlow 4s ease-in-out infinite;
            line-height: 1.1;
        }

        @keyframes textGlow {
            0%, 100% { 
                background-position: 0% 50%;
                filter: brightness(1);
            }
            50% { 
                background-position: 100% 50%;
                filter: brightness(1.3) drop-shadow(0 0 20px rgba(255, 255, 255, 0.3));
            }
        }

        .hero p {
            font-size: clamp(1.1rem, 3vw, 1.5rem);
            margin-bottom: 50px;
            opacity: 0.9;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
            font-weight: 400;
            animation: fadeInUp 1s ease-out 0.3s both;
        }

        .hero-stats {
            display: flex;
            justify-content: center;
            gap: 60px;
            margin-top: 60px;
            flex-wrap: wrap;
            animation: fadeInUp 1s ease-out 0.6s both;
        }

        .hero-stat {
            text-align: center;
        }

        .hero-stat-number {
            display: block;
            font-size: 2.5rem;
            font-weight: 900;
            background: linear-gradient(45deg, #ff6b6b, #ffd93d);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 5px;
        }

        .hero-stat-label {
            font-size: 0.9rem;
            opacity: 0.7;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        /* CTA Section */
        .cta-section {
            padding: 60px 0;
            animation: fadeInUp 1s ease-out 0.9s both;
        }

        .app-buttons {
            display: flex;
            gap: 30px;
            justify-content: center;
            flex-wrap: wrap;
            margin-bottom: 40px;
        }

        .app-button {
            display: inline-flex;
            align-items: center;
            gap: 20px;
            background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
            backdrop-filter: blur(20px);
            padding: 20px 30px;
            border-radius: 20px;
            text-decoration: none;
            color: white;
            transition: all 0.4s ease;
            border: 1px solid rgba(255, 255, 255, 0.2);
            position: relative;
            overflow: hidden;
        }

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

        .app-button:hover {
            transform: translateY(-8px) scale(1.02);
            box-shadow: 0 25px 60px rgba(0, 0, 0, 0.3);
            border-color: rgba(255, 255, 255, 0.4);
        }

        .app-button:hover::before {
            left: 100%;
        }

        .app-icon {
            width: 50px;
            height: 50px;
            background: linear-gradient(45deg, #ff6b6b, #ffd93d);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            box-shadow: 0 10px 25px rgba(255, 107, 107, 0.3);
        }

        .app-text {
            display: flex;
            flex-direction: column;
        }

        .app-text small {
            font-size: 0.85rem;
            opacity: 0.8;
            margin-bottom: 2px;
        }

        .app-text strong {
            font-size: 1.2rem;
            font-weight: 700;
        }

        /* Features Section */
        .features-section {
            padding: 100px 0;
            position: relative;
        }

        .features-header {
            text-align: center;
            margin-bottom: 80px;
        }

        .features-header h2 {
            font-size: clamp(2.5rem, 5vw, 4rem);
            font-weight: 800;
            margin-bottom: 20px;
            background: linear-gradient(45deg, #ffffff, #4ecdc4);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .features-header p {
            font-size: 1.2rem;
            opacity: 0.8;
            max-width: 600px;
            margin: 0 auto;
        }

        .features {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 40px;
            margin: 80px 0;
        }

        .feature {
            background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
            backdrop-filter: blur(30px);
            border-radius: 30px;
            padding: 50px;
            text-align: center;
            border: 1px solid rgba(255, 255, 255, 0.2);
            transition: all 0.5s ease;
            position: relative;
            overflow: hidden;
        }

        .feature::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.05) 0%, transparent 70%);
            transform: rotate(45deg);
            transition: all 0.5s ease;
        }

        .feature:hover {
            transform: translateY(-15px) rotateY(5deg);
            box-shadow: 0 30px 80px rgba(0, 0, 0, 0.3);
            border-color: rgba(255, 255, 255, 0.3);
        }

        .feature:hover::before {
            transform: rotate(45deg) scale(1.2);
        }

        .feature-icon {
            width: 100px;
            height: 100px;
            background: linear-gradient(45deg, #ff6b6b, #ffd93d);
            border-radius: 25px;
            margin: 0 auto 30px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2.5rem;
            box-shadow: 0 15px 35px rgba(255, 107, 107, 0.4);
            position: relative;
            z-index: 1;
        }

        .feature h3 {
            font-size: 1.8rem;
            margin-bottom: 20px;
            font-weight: 700;
            position: relative;
            z-index: 1;
        }

        .feature p {
            opacity: 0.85;
            line-height: 1.7;
            font-size: 1.1rem;
            position: relative;
            z-index: 1;
        }

        /* Testimonials Section */
        .testimonials {
            padding: 100px 0;
            background: linear-gradient(135deg, rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.1));
            backdrop-filter: blur(20px);
        }

        .testimonials h2 {
            text-align: center;
            font-size: 3rem;
            font-weight: 800;
            margin-bottom: 60px;
            background: linear-gradient(45deg, #ffffff, #ffd93d);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .testimonial {
            background: rgba(255, 255, 255, 0.05);
            backdrop-filter: blur(10px);
            padding: 40px;
            border-radius: 20px;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .testimonial-text {
            font-style: italic;
            margin-bottom: 20px;
            font-size: 1.1rem;
            line-height: 1.6;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .testimonial-avatar {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: linear-gradient(45deg, #ff6b6b, #4ecdc4);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 1.2rem;
        }

        .testimonial-info h4 {
            font-weight: 600;
            margin-bottom: 2px;
        }

        .testimonial-info p {
            opacity: 0.7;
            font-size: 0.9rem;
        }

        /* Stats Section */
        .stats {
            text-align: center;
            padding: 100px 0;
            background: linear-gradient(135deg, rgba(255, 107, 107, 0.1), rgba(255, 217, 61, 0.1));
            backdrop-filter: blur(20px);
            margin: 60px 0;
            border-radius: 50px;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .stats h2 {
            font-size: 3rem;
            font-weight: 800;
            margin-bottom: 60px;
            background: linear-gradient(45deg, #ffffff, #4ecdc4);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 50px;
        }

        .stat {
            opacity: 0.9;
            transition: transform 0.3s ease;
        }

        .stat:hover {
            transform: scale(1.1);
        }

        .stat-number {
            font-size: 3.5rem;
            font-weight: 900;
            background: linear-gradient(45deg, #ffd93d, #ff6b6b);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            display: block;
            margin-bottom: 10px;
        }

        .stat-label {
            font-size: 1.1rem;
            opacity: 0.8;
            text-transform: uppercase;
            letter-spacing: 1px;
            font-weight: 500;
        }

        /* Footer */
        footer {
            background: linear-gradient(135deg, #1a1a1a, #2d2d2d);
            padding: 80px 0 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 50px;
            margin-bottom: 50px;
        }

        .footer-section h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 20px;
            background: linear-gradient(45deg, #ff6b6b, #ffd93d);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .footer-section p {
            opacity: 0.8;
            line-height: 1.6;
            margin-bottom: 20px;
        }

        .footer-links {
            list-style: none;
        }

        .footer-links li {
            margin-bottom: 10px;
        }

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

        .footer-links a:hover {
            color: white;
            padding-left: 10px;
        }

        .social-links {
            display: flex;
            gap: 15px;
            margin-top: 20px;
        }

        .social-link {
            width: 50px;
            height: 50px;
            background: linear-gradient(45deg, #ff6b6b, #4ecdc4);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            text-decoration: none;
            color: white;
            font-size: 1.2rem;
            transition: all 0.3s ease;
        }

        .social-link:hover {
            transform: translateY(-5px) scale(1.1);
            box-shadow: 0 15px 35px rgba(255, 107, 107, 0.4);
        }

        .footer-bottom {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            opacity: 0.6;
        }

        .newsletter {
            background: rgba(255, 255, 255, 0.05);
            backdrop-filter: blur(10px);
            padding: 30px;
            border-radius: 20px;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .newsletter input {
            width: 100%;
            padding: 15px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 10px;
            color: white;
            margin-bottom: 15px;
            font-size: 1rem;
        }

        .newsletter input::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }

        .newsletter button {
            width: 100%;
            padding: 15px;
            background: linear-gradient(45deg, #ff6b6b, #ffd93d);
            border: none;
            border-radius: 10px;
            color: white;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .newsletter button:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 25px rgba(255, 107, 107, 0.4);
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            .nav-container {
                flex-direction: column;
                gap: 20px;
            }
            
            nav {
                gap: 20px;
            }
            
            .hero {
                padding: 80px 0 60px;
            }
            
            .hero-stats {
                gap: 30px;
            }
            
            .app-buttons {
                flex-direction: column;
                align-items: center;
            }
            
            .features {
                grid-template-columns: 1fr;
            }
            
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .footer-content {
                grid-template-columns: 1fr;
                text-align: center;
            }
        }

        @media (max-width: 480px) {
            .logo {
                font-size: 2rem;
            }
            
            .hero-stats {
                flex-direction: column;
                gap: 20px;
            }
            
            .stats-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Scroll animations */
        .fade-in {
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.6s ease;
        }

        .fade-in.visible {
            opacity: 1;
            transform: translateY(0);
        }


        /* Hero Section */
        .hero {
            text-align: center;
            padding: 120px 0 80px;
            position: relative;
            min-height: 80vh;
            display: flex;
            align-items: center;
        }

        .hero-content {
            position: relative;
            z-index: 10;
            animation: fadeInUp 1s ease-out;
        }

        /* Mobile Mockups */
        .mobile-mockups {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            pointer-events: none;
            z-index: 5;
        }

        .mobile-left, .mobile-right {
            position: absolute;
            width: 280px;
            height: 560px;
            background: linear-gradient(145deg, #1a1a1a, #2d2d2d);
            border-radius: 40px;
            padding: 20px;
            box-shadow: 
                0 0 0 8px #333,
                0 20px 60px rgba(0, 0, 0, 0.5),
                inset 0 1px 0 rgba(255, 255, 255, 0.1);
            animation: float 6s ease-in-out infinite;
        }

        .mobile-left {
            top: 10%;
            left: -10%;
            animation-delay: 0s;
            transform: rotate(-15deg);
        }

        .mobile-right {
            top: 20%;
            right: -10%;
            animation-delay: 3s;
            transform: rotate(15deg);
        }

        @keyframes float {
            0%, 100% { transform: translateY(0px) rotate(-15deg); }
            50% { transform: translateY(-20px) rotate(-15deg); }
        }

        .mobile-right {
            animation-name: floatRight;
        }

        @keyframes floatRight {
            0%, 100% { transform: translateY(0px) rotate(15deg); }
            50% { transform: translateY(-20px) rotate(15deg); }
        }

        .mobile-screen {
            width: 100%;
            height: 100%;
            background: #000;
            border-radius: 30px;
            position: relative;
            overflow: hidden;
        }

        .mobile-screen::before {
            content: '';
            position: absolute;
            top: 20px;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 6px;
            background: #333;
            border-radius: 3px;
            z-index: 10;
        }

        .video-call-interface {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            display: flex;
            flex-direction: column;
        }

        .video-header {
            padding: 40px 20px 20px;
            text-align: center;
            color: white;
            font-size: 14px;
            font-weight: 600;
        }

        .video-participant {
            flex: 1;
            margin: 10px;
            background: rgba(0, 0, 0, 0.3);
            border-radius: 20px;
            position: relative;
            overflow: hidden;
        }

        .participant-avatar {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 80px;
            height: 80px;
            background: linear-gradient(45deg, #ff6b6b, #4ecdc4);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 32px;
            font-weight: bold;
            color: white;
        }

        .gift-overlay {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            background: rgba(255, 255, 255, 0.95);
            border-radius: 20px;
            padding: 20px;
            text-align: center;
            animation: giftPulse 2s ease-in-out infinite;
        }

        @keyframes giftPulse {
            0%, 100% { transform: translate(-50%, -50%) scale(1); }
            50% { transform: translate(-50%, -50%) scale(1.1); }
        }

        .gift-icon {
            font-size: 40px;
            margin-bottom: 8px;
            display: block;
        }

        .gift-text {
            font-size: 12px;
            font-weight: 600;
            color: #333;
        }

        .call-controls {
            padding: 20px;
            display: flex;
            justify-content: center;
            gap: 20px;
        }

        .control-btn {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            border: none;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .control-btn.gift {
            background: linear-gradient(45deg, #ff6b6b, #ffd93d);
            color: white;
            animation: buttonGlow 2s ease-in-out infinite;
        }

        .control-btn.end {
            background: #ff4757;
            color: white;
        }

        .control-btn.mute {
            background: rgba(255, 255, 255, 0.2);
            color: white;
        }

        @keyframes buttonGlow {
            0%, 100% { box-shadow: 0 0 20px rgba(255, 107, 107, 0.5); }
            50% { box-shadow: 0 0 30px rgba(255, 107, 107, 0.8); }
        }

        .status-indicator {
            position: absolute;
            top: 80px;
            right: 20px;
            background: rgba(76, 217, 100, 0.9);
            color: white;
            padding: 4px 8px;
            border-radius: 10px;
            font-size: 10px;
            font-weight: 600;
        }


        .phone-container-section {
            text-align: center;
            display: flex;
            justify-content: center;
            align-items: center;
            min-height: 100vh;
            padding: 40px 20px;
        }
        
        .phone-container {
            width: 375px;
            height: 812px;
            background: #000;
            border-radius: 40px;
            padding: 8px;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
            position: relative;
            overflow: hidden;
        }
        .phone-screen {
            width: 100%;
            height: 100%;
            background: #1a1a1a;
            border-radius: 32px;
            position: relative;
            overflow: hidden;
        }

        .status-bar {
            height: 44px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 0 20px;
            color: white;
            font-size: 16px;
            font-weight: 600;
            background: linear-gradient(180deg, rgba(0,0,0,0.3) 0%, transparent 100%);
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            z-index: 10;
        }

        .time {
            font-size: 16px;
        }

        .battery {
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .main-video {
            width: 100%;
            height: 100%;
            position: relative;
            background: linear-gradient(45deg, #ff6b6b, #ffa500);
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
        }

        .person-main {
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: linear-gradient(135deg, #ff9a9e 0%, #fecfef 50%, #fecfef 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
            position: relative;
            animation: gentlePulse 4s ease-in-out infinite;
        }

        .person-main::before {
            content: '';
            position: absolute;
            width: 120px;
            height: 120px;
            background: #fff;
            border-radius: 50%;
            top: 60px;
            box-shadow: inset 0 10px 20px rgba(0, 0, 0, 0.1);
        }

        .person-main::after {
            content: '👩';
            position: absolute;
            font-size: 100px;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            z-index: 2;
        }

        .pip-video {
            position: absolute;
            top: 60px;
            right: 20px;
            width: 120px;
            height: 160px;
            background: linear-gradient(135deg, #74b9ff, #0984e3);
            border-radius: 16px;
            border: 3px solid rgba(255, 255, 255, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 5;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
            overflow: hidden;
            animation: gentleFloat 3s ease-in-out infinite;
        }

        .pip-video::before {
            content: '';
            position: absolute;
            width: 60px;
            height: 60px;
            background: #fff;
            border-radius: 50%;
            top: 30px;
            box-shadow: inset 0 5px 10px rgba(0, 0, 0, 0.1);
        }

        .pip-video::after {
            content: '👨';
            position: absolute;
            font-size: 50px;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            z-index: 2;
        }

        .call-info {
            position: absolute;
            top: 80px;
            left: 20px;
            color: white;
            z-index: 5;
        }

        .caller-name {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 4px;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
        }

        .call-duration {
            font-size: 16px;
            opacity: 0.9;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
            animation: blink 2s infinite;
        }

        .controls {
            position: absolute;
            bottom: 40px;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            gap: 20px;
            z-index: 10;
        }

        .control-btn {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            border: none;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
        }

        .mute-btn {
            background: rgba(255, 255, 255, 0.2);
            color: white;
            backdrop-filter: blur(10px);
        }

        .mute-btn:hover {
            background: rgba(255, 255, 255, 0.3);
            transform: scale(1.1);
        }

        .end-btn {
            background: #ff4757;
            color: white;
        }

        .end-btn:hover {
            background: #ff3742;
            transform: scale(1.1);
        }

        .camera-btn {
            background: rgba(255, 255, 255, 0.2);
            color: white;
            backdrop-filter: blur(10px);
        }

        .camera-btn:hover {
            background: rgba(255, 255, 255, 0.3);
            transform: scale(1.1);
        }

        .connection-indicator {
            position: absolute;
            top: 140px;
            left: 20px;
            display: flex;
            align-items: center;
            gap: 8px;
            color: white;
            font-size: 14px;
            z-index: 5;
        }

        .signal-bars {
            display: flex;
            gap: 2px;
        }

        .bar {
            width: 3px;
            height: 12px;
            background: #4cd137;
            border-radius: 2px;
            animation: signalPulse 1.5s ease-in-out infinite;
        }

        .bar:nth-child(2) { animation-delay: 0.2s; }
        .bar:nth-child(3) { animation-delay: 0.4s; }
        .bar:nth-child(4) { animation-delay: 0.6s; }

        @keyframes gentlePulse {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.05); }
        }

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

        @keyframes blink {
            0%, 50% { opacity: 1; }
            51%, 100% { opacity: 0.6; }
        }

        @keyframes signalPulse {
            0%, 100% { opacity: 1; height: 12px; }
            50% { opacity: 0.6; height: 8px; }
        }

        /* Responsive adjustments */
        @media (max-width: 400px) {
            .phone-container {
                width: 100%;
                max-width: 375px;
                height: 100vh;
                max-height: 812px;
                border-radius: 0;
                padding: 0;
            }
            
            .phone-screen {
                border-radius: 0;
            }
        }

        /* Add some sparkle effects */
        .sparkle {
            position: absolute;
            width: 4px;
            height: 4px;
            background: white;
            border-radius: 50%;
            animation: sparkle 3s ease-in-out infinite;
        }

        .sparkle:nth-child(1) {
            top: 20%;
            left: 20%;
            animation-delay: 0s;
        }

        .sparkle:nth-child(2) {
            top: 60%;
            right: 30%;
            animation-delay: 1s;
        }

        .sparkle:nth-child(3) {
            bottom: 30%;
            left: 40%;
            animation-delay: 2s;
        }

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