/* Film Evi - Netflix Tarzı Modern CSS */

/* CSS Reset ve Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Netflix Colors */
    --netflix-red: #e50914;
    --netflix-dark-red: #b81d24;
    --netflix-black: #000000;
    --netflix-dark-gray: #141414;
    --netflix-gray: #222222;
    --netflix-light-gray: #333333;
    --netflix-white: #ffffff;
    --netflix-text-gray: #999999;
    
    /* Çift Renkleri */
    --irem-color: #e91e63;
    --irem-color-light: #f48fb1;
    --yusuf-color: #2196f3;
    --yusuf-color-light: #64b5f6;
    
    /* Gradient Backgrounds */
    --gradient-primary: linear-gradient(135deg, var(--netflix-red) 0%, var(--netflix-dark-red) 100%);
    --gradient-dark: linear-gradient(135deg, var(--netflix-black) 0%, var(--netflix-dark-gray) 100%);
    --gradient-hero: linear-gradient(135deg, #000000 0%, #1a1a1a 50%, #000000 100%);
    --gradient-couple: linear-gradient(135deg, var(--irem-color) 0%, var(--yusuf-color) 100%);
    
    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --glass-backdrop: blur(10px);
    
    /* Shadows */
    --shadow-small: 0 2px 10px rgba(0, 0, 0, 0.3);
    --shadow-medium: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-large: 0 8px 40px rgba(0, 0, 0, 0.5);
    --shadow-netflix: 0 4px 20px rgba(229, 9, 20, 0.3);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    
    /* Animations */
    --transition-fast: 0.15s ease-out;
    --transition-normal: 0.25s ease-out;
    --transition-slow: 0.4s ease-out;
}

/* Base Styles */
html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--netflix-white);
    background: var(--gradient-dark);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

h1 { font-size: var(--font-size-5xl); }
h2 { font-size: var(--font-size-4xl); }
h3 { font-size: var(--font-size-3xl); }
h4 { font-size: var(--font-size-2xl); }
h5 { font-size: var(--font-size-xl); }
h6 { font-size: var(--font-size-lg); }

p {
    margin-bottom: var(--spacing-md);
    color: var(--netflix-text-gray);
}

a {
    color: var(--netflix-red);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--netflix-white);
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Hero Section */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-hero);
    overflow: hidden;
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(229, 9, 20, 0.1) 0%,
        rgba(0, 0, 0, 0.8) 50%,
        rgba(33, 150, 243, 0.1) 100%
    );
    animation: gradientShift 10s ease-in-out infinite;
}

@keyframes gradientShift {
    0%, 100% { opacity: 0.8; }
    50% { opacity: 1; }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: var(--spacing-3xl) 0;
}

.hero-title {
    margin-bottom: var(--spacing-xl);
}

.gradient-text {
    background: var(--gradient-couple);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.subtitle {
    display: block;
    font-size: var(--font-size-2xl);
    font-weight: 400;
    color: var(--netflix-text-gray);
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--netflix-text-gray);
    max-width: 600px;
    margin: 0 auto var(--spacing-3xl);
    line-height: 1.8;
}

/* User Selection */
.user-selection {
    margin-bottom: var(--spacing-3xl);
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    font-size: var(--font-size-3xl);
    color: var(--netflix-white);
}

.user-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    max-width: 900px;
    margin: 0 auto;
}

.user-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-backdrop);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.user-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, transparent 0%, rgba(255, 255, 255, 0.1) 100%);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.user-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-large);
    border-color: var(--netflix-red);
}

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

.user-card[data-user="irem"]:hover {
    border-color: var(--irem-color);
    box-shadow: 0 8px 40px rgba(233, 30, 99, 0.4);
}

.user-card[data-user="yusuf"]:hover {
    border-color: var(--yusuf-color);
    box-shadow: 0 8px 40px rgba(33, 150, 243, 0.4);
}

.user-card-couple:hover {
    background: linear-gradient(135deg, rgba(233, 30, 99, 0.2), rgba(33, 150, 243, 0.2));
    border-color: var(--netflix-red);
}

.user-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    font-size: var(--font-size-3xl);
    transition: transform var(--transition-normal);
}

.user-card:hover .user-avatar {
    transform: scale(1.1);
}

.user-card h3 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-sm);
    color: var(--netflix-white);
}

.user-card p {
    color: var(--netflix-text-gray);
    margin-bottom: var(--spacing-lg);
}

.user-stats, .compatibility-score {
    padding: var(--spacing-md);
    background: rgba(0, 0, 0, 0.3);
    border-radius: var(--radius-md);
    font-weight: 600;
}

.compatibility-score {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.compatibility-score span {
    font-size: var(--font-size-2xl);
    color: var(--netflix-red);
    margin-bottom: var(--spacing-xs);
}

.compatibility-score small {
    font-size: var(--font-size-xs);
    color: var(--netflix-text-gray);
}

/* Quick Actions */
.quick-actions {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.action-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg) var(--spacing-2xl);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: var(--font-size-lg);
    text-decoration: none;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.action-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.action-btn:hover::before {
    left: 100%;
}

.action-btn.primary {
    background: var(--gradient-primary);
    color: var(--netflix-white);
    box-shadow: var(--shadow-netflix);
}

.action-btn.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(229, 9, 20, 0.5);
}

.action-btn.secondary {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--netflix-white);
    backdrop-filter: var(--glass-backdrop);
}

.action-btn.secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

/* Features Section */
.features-section {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(180deg, transparent 0%, rgba(20, 20, 20, 0.8) 100%);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-2xl);
    margin-top: var(--spacing-2xl);
}

.feature-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-backdrop);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    text-align: center;
    transition: all var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
    border-color: var(--netflix-red);
}

.feature-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    font-size: var(--font-size-2xl);
    color: var(--netflix-white);
}

.feature-card h3 {
    color: var(--netflix-white);
    margin-bottom: var(--spacing-md);
}

.feature-card p {
    color: var(--netflix-text-gray);
}

/* Activity Section */
.activity-section {
    padding: var(--spacing-3xl) 0;
}

.activity-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-2xl);
}

.activity-item {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-backdrop);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    transition: all var(--transition-normal);
}

.activity-item:hover {
    transform: translateX(5px);
    border-color: var(--netflix-red);
}

.activity-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    color: var(--netflix-white);
    flex-shrink: 0;
}

.activity-content h4 {
    color: var(--netflix-white);
    margin-bottom: var(--spacing-xs);
    font-size: var(--font-size-base);
}

.activity-content p {
    color: var(--netflix-text-gray);
    margin-bottom: var(--spacing-xs);
    font-size: var(--font-size-sm);
}

.activity-content small {
    color: var(--netflix-text-gray);
    font-size: var(--font-size-xs);
}

/* Navigation */
.main-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--glass-border);
    z-index: 1000;
    padding: var(--spacing-md) 0;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 700;
    font-size: var(--font-size-lg);
    color: var(--netflix-white);
}

.brand-icon {
    font-size: var(--font-size-2xl);
}

.nav-links {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    color: var(--netflix-text-gray);
    transition: all var(--transition-fast);
    font-size: var(--font-size-sm);
}

.nav-link:hover,
.nav-link.active {
    color: var(--netflix-red);
    background: rgba(229, 9, 20, 0.1);
}

.nav-link i {
    font-size: var(--font-size-lg);
}

.nav-user {
    display: flex;
    align-items: center;
}

.current-user {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.current-user:hover {
    background: rgba(255, 255, 255, 0.2);
}

.user-name {
    font-weight: 600;
    color: var(--netflix-white);
}

.user-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--netflix-red);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Loading States */
.loading {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--netflix-text-gray);
}

.loading::after {
    content: '';
    width: 16px;
    height: 16px;
    border: 2px solid var(--netflix-text-gray);
    border-top: 2px solid var(--netflix-red);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .hero-title {
        font-size: var(--font-size-4xl);
    }
    
    .subtitle {
        font-size: var(--font-size-xl);
    }
    
    .user-cards {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .quick-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .action-btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .nav-links {
        gap: var(--spacing-sm);
    }
    
    .nav-link span {
        display: none;
    }
    
    .nav-brand .brand-text {
        display: none;
    }
}

@media (max-width: 480px) {
    .hero-content {
        padding: var(--spacing-2xl) 0;
    }
    
    .user-card {
        padding: var(--spacing-lg);
    }
    
    .user-avatar {
        width: 60px;
        height: 60px;
        font-size: var(--font-size-2xl);
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus States */
.user-card:focus,
.action-btn:focus,
.nav-link:focus {
    outline: 2px solid var(--netflix-red);
    outline-offset: 2px;
}

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

::-webkit-scrollbar-track {
    background: var(--netflix-dark-gray);
}

::-webkit-scrollbar-thumb {
    background: var(--netflix-red);
    border-radius: var(--radius-sm);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--netflix-dark-red);
}

/* Print Styles */
@media print {
    .main-nav,
    .quick-actions {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
}