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

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

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #8b5cf6;
    --accent: #ec4899;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --dark: #1e293b;
    --light: #f8fafc;
    --gray: #64748b;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    background: #f8fafc;
    overflow-x: hidden;
}

/* Animated Background */
.animated-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    overflow: hidden;
}

.circle {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    animation: float 25s infinite ease-in-out;
}

.circle1 {
    width: 400px;
    height: 400px;
    top: -100px;
    left: -100px;
    animation-delay: 0s;
}

.circle2 {
    width: 300px;
    height: 300px;
    top: 50%;
    right: -50px;
    animation-delay: 7s;
}

.circle3 {
    width: 350px;
    height: 350px;
    bottom: -100px;
    left: 30%;
    animation-delay: 14s;
}

.circle4 {
    width: 250px;
    height: 250px;
    top: 20%;
    right: 20%;
    animation-delay: 21s;
}

@keyframes float {
    0%, 100% { 
        transform: translate(0, 0) rotate(0deg); 
        opacity: 0.3;
    }
    33% { 
        transform: translate(50px, -50px) rotate(120deg); 
        opacity: 0.5;
    }
    66% { 
        transform: translate(-30px, 30px) rotate(240deg); 
        opacity: 0.4;
    }
}

/* Navigation */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all 0.3s;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.logo i {
    font-size: 2rem;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    color: var(--dark);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

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

.nav-cta {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white !important;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    transition: all 0.3s;
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(99, 102, 241, 0.3);
}

/* Hero Section */
.hero {
    max-width: 1400px;
    margin: 0 auto;
    padding: 6rem 2rem;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
    min-height: 90vh;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    color: white;
    font-weight: 500;
    margin-bottom: 2rem;
    animation: slideDown 0.8s ease-out;
}

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

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    color: white;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    animation: slideUp 0.8s ease-out 0.2s both;
}

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

.gradient-text {
    background: linear-gradient(135deg, #ffd700, #ffed4e);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
    margin-bottom: 2.5rem;
    animation: slideUp 0.8s ease-out 0.4s both;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 3rem;
    animation: slideUp 0.8s ease-out 0.6s both;
}

.btn-primary, .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1.25rem 2.5rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    text-decoration: none;
    transition: all 0.3s;
}

.btn-primary {
    background: white;
    color: var(--primary);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.btn-primary:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-3px);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    animation: slideUp 0.8s ease-out 0.8s both;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
}

/* Hero Visual */
.hero-visual {
    position: relative;
    height: 500px;
    animation: fadeIn 1s ease-out 0.5s both;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.hero-illustration {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 15rem;
    color: rgba(255, 255, 255, 0.1);
    animation: pulse 3s ease-in-out infinite;
}

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

.floating-card {
    position: absolute;
    background: white;
    padding: 1.5rem;
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    display: flex;
    align-items: center;
    gap: 1rem;
    animation: floatCard 4s ease-in-out infinite;
}

.floating-card i {
    font-size: 2.5rem;
    color: var(--primary);
}

.card-title {
    font-size: 0.85rem;
    color: var(--gray);
    margin-bottom: 0.25rem;
}

.card-value {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--dark);
}

.card-1 {
    top: 10%;
    left: 0;
    animation-delay: 0s;
}

.card-2 {
    top: 45%;
    right: 0;
    animation-delay: 1.3s;
}

.card-3 {
    bottom: 10%;
    left: 10%;
    animation-delay: 2.6s;
}

@keyframes floatCard {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

/* Sections */
section {
    max-width: 1400px;
    margin: 0 auto;
    padding: 5rem 2rem;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 3rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.2rem;
    color: var(--gray);
}

/* Features Section */
.features-section {
    background: white;
    border-radius: 30px;
    margin: 2rem auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: #f8fafc;
    padding: 2.5rem;
    border-radius: 20px;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: scaleX(0);
    transition: transform 0.3s;
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.feature-icon i {
    font-size: 2.5rem;
    color: white;
}

.feature-card h3 {
    font-size: 1.5rem;
    color: var(--dark);
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--gray);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.feature-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

/* About Section */
.about-section {
    background: white;
    border-radius: 30px;
    margin: 2rem auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
}

.about-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-intro {
    font-size: 1.2rem;
    color: var(--gray);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.about-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.about-item i {
    font-size: 1.5rem;
    color: var(--success);
    margin-top: 0.25rem;
}

.about-item h4 {
    color: var(--dark);
    margin-bottom: 0.5rem;
}

.about-item p {
    color: var(--gray);
    line-height: 1.6;
}

.tech-stack {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    padding: 2.5rem;
    border-radius: 20px;
    color: white;
}

.tech-stack h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.tech-items {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.tech-item {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 1.5rem;
    border-radius: 15px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    transition: all 0.3s;
}

.tech-item:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-5px);
}

.tech-item i {
    font-size: 2.5rem;
}

.tech-item span {
    font-weight: 600;
}

/* Stats Section */
.stats-section {
    background: white;
    border-radius: 30px;
    margin: 2rem auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
}

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

.stat-card {
    background: #f8fafc;
    padding: 2rem;
    border-radius: 20px;
    transition: all 0.3s;
}

.stat-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.stat-card.winner {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
}

.stat-rank {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.stat-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.stat-card.winner h3 {
    color: white;
}

.stat-metrics {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.metric {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem;
    background: white;
    border-radius: 10px;
}

.stat-card.winner .metric {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.metric-label {
    color: var(--gray);
    font-size: 0.9rem;
}

.stat-card.winner .metric-label {
    color: rgba(255, 255, 255, 0.9);
}

.metric-value {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--primary);
}

.stat-card.winner .metric-value {
    color: white;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 30px;
    padding: 5rem 2rem;
    text-align: center;
    margin: 2rem auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
}

.cta-content h2 {
    font-size: 3rem;
    color: white;
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
}

.btn-cta {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    background: white;
    color: var(--primary);
    padding: 1.5rem 3rem;
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.3s;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.btn-cta:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

/* Footer */
.footer {
    background: white;
    border-radius: 30px 30px 0 0;
    padding: 3rem 2rem 1rem;
    margin-top: 2rem;
    box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.1);
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    color: var(--primary);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.footer-section p {
    color: var(--gray);
    line-height: 1.8;
}

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

.footer-section ul li {
    margin-bottom: 0.75rem;
}

.footer-section ul li a {
    color: var(--gray);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section ul li a:hover {
    color: var(--primary);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #e2e8f0;
    color: var(--gray);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-visual {
        display: none;
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        gap: 1rem;
    }
    
    .nav-links a:not(.nav-cta) {
        display: none;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .cta-content h2 {
        font-size: 2rem;
    }
}