/* Modern Dating Platform Styles */
:root {
    --primary-color: #FF6B9D;
    --secondary-color: #4ECDC4;
    --accent-color: #FFE66D;
    --dark-color: #2C3E50;
    --light-color: #F8F9FA;
    --white: #FFFFFF;
    --gradient-primary: linear-gradient(135deg, #FF6B9D 0%, #4ECDC4 100%);
    --gradient-secondary: linear-gradient(135deg, #FFE66D 0%, #FF6B9D 100%);
    --shadow-light: 0 4px 20px rgba(255, 107, 157, 0.15);
    --shadow-medium: 0 8px 30px rgba(255, 107, 157, 0.25);
    --border-radius: 20px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
    background: linear-gradient(135deg, #ffeef8 0%, #f0fdfc 100%);
    min-height: 100vh;
}

/* Header Styles */
header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 107, 157, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-color);
    gap: 0.5rem;
}

.logo img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav a {
    text-decoration: none;
    color: var(--dark-color);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition);
}

nav a:hover::after,
nav a.active::after {
    width: 100%;
}

.auth-buttons {
    display: flex;
    gap: 1rem;
}

.auth-buttons a {
    padding: 0.75rem 1.5rem;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
}

.auth-buttons a:first-child {
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    background: transparent;
}

.auth-buttons a:first-child:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-light);
}

.auth-buttons a:last-child {
    background: var(--gradient-primary);
    color: white;
    border: 2px solid transparent;
}

.auth-buttons a:last-child:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

/* Hero Section */
.hero {
    padding: 6rem 2rem;
    text-align: center;
    background: var(--gradient-primary);
    color: white;
    position: relative;
    overflow: hidden;
}

.hero::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="hearts" x="0" y="0" width="20" height="20" patternUnits="userSpaceOnUse"><text x="10" y="15" text-anchor="middle" font-size="12" fill="rgba(255,255,255,0.1)">💕</text></pattern></defs><rect width="100" height="100" fill="url(%23hearts)"/></svg>');
    opacity: 0.3;
}

.hero .container {
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    background: linear-gradient(45deg, #fff, #ffe66d);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0.95;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: var(--gradient-secondary);
    color: var(--dark-color);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1.1rem;
    transition: var(--transition);
    box-shadow: var(--shadow-medium);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(255, 230, 109, 0.4);
}

/* Hero Small */
.hero-small {
    padding: 4rem 2rem;
    text-align: center;
    background: var(--gradient-primary);
    color: white;
}

.hero-small h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Sections */
.section {
    padding: 5rem 0;
}

.section h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    color: var(--dark-color);
}

.bg-light {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
}

.bg-primary {
    background: var(--gradient-primary);
    color: white;
}

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

/* Feature Cards */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: white;
    padding: 2.5rem;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    border: 1px solid rgba(255, 107, 157, 0.1);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-medium);
}

.feature-card img {
    width: 80px;
    height: 80px;
    margin-bottom: 1.5rem;
    filter: drop-shadow(0 4px 8px rgba(255, 107, 157, 0.2));
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.feature-card p {
    color: #666;
    line-height: 1.6;
}

/* Steps Grid */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.step-card {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    position: relative;
}

.step-card::before {
    content: '';
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 20px;
    background: var(--gradient-primary);
    border-radius: 50%;
}

.step-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.step-card img {
    width: 60px;
    height: 60px;
    margin-bottom: 1rem;
}

.step-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

/* Game Cards */
.games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.game-card {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.game-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-medium);
}

.game-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.game-card-content {
    padding: 2rem;
}

.game-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.game-card p {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.game-features h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.game-features ul {
    list-style: none;
    margin-bottom: 2rem;
}

.game-features li {
    padding: 0.25rem 0;
    color: #666;
    position: relative;
    padding-left: 1.5rem;
}

.game-features li::before {
    content: '💕';
    position: absolute;
    left: 0;
    top: 0.25rem;
}

.game-button {
    display: inline-block;
    padding: 0.75rem 2rem;
    background: var(--gradient-primary);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
}

.game-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-light);
}

/* CTA Button White */
.cta-button-white {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: white;
    color: var(--primary-color);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1.1rem;
    transition: var(--transition);
    box-shadow: var(--shadow-medium);
}

.cta-button-white:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(255, 255, 255, 0.3);
}

/* Footer */
footer {
    background: var(--dark-color);
    color: white;
    padding: 3rem 0 1rem;
}

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

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: var(--accent-color);
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: #ccc;
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #444;
    color: #999;
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem;
    }
    
    nav ul {
        gap: 1rem;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    .features-grid,
    .games-grid {
        grid-template-columns: 1fr;
    }
    
    .steps-grid {
        grid-template-columns: 1fr;
    }
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.6s ease forwards;
}

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

/* Hover Effects */
.hover-lift {
    transition: var(--transition);
}

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

/* Gradient Text */
.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}