/**
 * 🚀 3D INTERAKTİF TASARIM SİSTEMİ - SOSYAL VADİ
 * Tüm modüller için birleşik, modern, 3D interaktif tasarım
 * Vizyon: Dünyanın en gelişmiş içerik platformu
 */

:root {
    /* 3D Transform Vars */
    --perspective: 1000px;
    --rotate-x: 0deg;
    --rotate-y: 0deg;
    --translate-z: 0px;
    
    /* 3D Colors - Premium Gradient */
    --3d-primary: #6366f1;
    --3d-secondary: #8b5cf6;
    --3d-tertiary: #ec4899;
    --3d-accent: #f59e0b;
    
    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
    
    /* Light Mode Glass */
    --glass-bg-light: rgba(255, 255, 255, 0.7);
    --glass-border-light: rgba(255, 255, 255, 0.8);
    
    /* Shadows - 3D Depth */
    --shadow-3d-sm: 0 2px 10px rgba(0, 0, 0, 0.1), 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-3d: 0 10px 40px rgba(0, 0, 0, 0.2), 0 5px 15px rgba(0, 0, 0, 0.15);
    --shadow-3d-lg: 0 20px 60px rgba(0, 0, 0, 0.3), 0 10px 30px rgba(0, 0, 0, 0.2);
    --shadow-3d-xl: 0 30px 80px rgba(0, 0, 0, 0.4), 0 15px 40px rgba(0, 0, 0, 0.3);
    
    /* 3D Gradient */
    --gradient-3d: linear-gradient(135deg, 
        var(--3d-primary) 0%, 
        var(--3d-secondary) 50%, 
        var(--3d-tertiary) 100%);
    
    /* Animation Timing */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   3D CONTAINER & PERSPECTIVE
   ============================================ */

body {
    perspective: var(--perspective);
    transform-style: preserve-3d;
    overflow-x: hidden;
}

.page-container {
    transform-style: preserve-3d;
    min-height: 100vh;
    position: relative;
}

/* ============================================
   3D INTERACTIVE CARD SYSTEM
   ============================================ */

.card-3d {
    position: relative;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 0;
    overflow: hidden;
    transition: all var(--transition-base);
    transform-style: preserve-3d;
    box-shadow: var(--shadow-3d);
    cursor: pointer;
}

html:not(.dark-mode) .card-3d {
    background: var(--glass-bg-light);
    border: 1px solid var(--glass-border-light);
}

/* 3D Hover Effect */
.card-3d::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-3d);
    opacity: 0;
    transition: opacity var(--transition-base);
    z-index: -1;
    border-radius: 24px;
}

.card-3d:hover::before {
    opacity: 0.1;
}

.card-3d:hover {
    transform: translateY(-12px) translateZ(20px) rotateX(2deg);
    box-shadow: var(--shadow-3d-lg);
    border-color: var(--3d-primary);
}

/* 3D Tilt Effect (Mouse Movement) */
.card-3d-tilt {
    transform-style: preserve-3d;
    transition: transform var(--transition-fast);
}

.card-3d-tilt:hover {
    transition: transform 0.1s linear;
}

/* ============================================
   GLASSMORPHISM EFFECTS
   ============================================ */

.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    box-shadow: var(--glass-shadow);
    position: relative;
    overflow: hidden;
}

html:not(.dark-mode) .glass-panel {
    background: var(--glass-bg-light);
    border: 1px solid var(--glass-border-light);
}

.glass-panel::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;
}

.glass-panel:hover::before {
    left: 100%;
}

/* ============================================
   3D MODULE CARDS (BİRLEŞİK TASARIM)
   ============================================ */

.module-card-3d {
    position: relative;
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
    transition: transform var(--transition-base);
    cursor: pointer;
}

.module-card-3d:hover {
    transform: rotateY(5deg) rotateX(-5deg) scale(1.02);
}

.module-card-front,
.module-card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    border-radius: 24px;
    overflow: hidden;
}

.module-card-back {
    transform: rotateY(180deg);
    background: var(--gradient-3d);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 1.5rem;
}

.module-card-3d.flipped {
    transform: rotateY(180deg);
}

/* ============================================
   3D BUTTONS & INTERACTIVE ELEMENTS
   ============================================ */

.btn-3d {
    position: relative;
    padding: 14px 32px;
    background: var(--gradient-3d);
    border: none;
    border-radius: 12px;
    color: white;
    font-weight: 700;
    font-size: 16px;
    cursor: pointer;
    transition: all var(--transition-base);
    transform-style: preserve-3d;
    box-shadow: var(--shadow-3d);
    overflow: hidden;
}

.btn-3d::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(255, 255, 255, 0.3), 
        transparent);
    transition: left 0.5s;
}

.btn-3d:hover::before {
    left: 100%;
}

.btn-3d:hover {
    transform: translateY(-4px) translateZ(10px);
    box-shadow: var(--shadow-3d-lg);
}

.btn-3d:active {
    transform: translateY(-2px) translateZ(5px);
    box-shadow: var(--shadow-3d);
}

/* ============================================
   PARALLAX SCROLLING EFFECTS
   ============================================ */

.parallax-container {
    position: relative;
    overflow: hidden;
    transform-style: preserve-3d;
}

.parallax-layer {
    position: absolute;
    width: 100%;
    height: 120%;
    will-change: transform;
}

.parallax-back {
    transform: translateZ(-2px) scale(1.2);
    opacity: 0.5;
}

.parallax-base {
    transform: translateZ(0);
}

.parallax-front {
    transform: translateZ(2px) scale(0.9);
}

/* ============================================
   3D FLOATING ANIMATIONS
   ============================================ */

.float-3d {
    animation: float3D 6s ease-in-out infinite;
    transform-style: preserve-3d;
}

@keyframes float3D {
    0%, 100% {
        transform: translateY(0) translateZ(0) rotateX(0deg);
    }
    25% {
        transform: translateY(-20px) translateZ(10px) rotateX(5deg);
    }
    50% {
        transform: translateY(-10px) translateZ(20px) rotateX(0deg);
    }
    75% {
        transform: translateY(-20px) translateZ(10px) rotateX(-5deg);
    }
}

/* ============================================
   INTERACTIVE HOVER GLOW
   ============================================ */

.glow-on-hover {
    position: relative;
    transition: all var(--transition-base);
}

.glow-on-hover::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: radial-gradient(circle, 
        rgba(99, 102, 241, 0.5) 0%, 
        transparent 70%);
    transform: translate(-50%, -50%);
    transition: width 0.5s, height 0.5s;
    pointer-events: none;
    z-index: -1;
}

.glow-on-hover:hover::after {
    width: 300px;
    height: 300px;
}

/* ============================================
   3D MODULE GRID (BİRLEŞİK TASARIM)
   ============================================ */

.modules-grid-3d {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    perspective: 1000px;
    padding: 40px 20px;
}

.module-item-3d {
    position: relative;
    height: 280px;
    transform-style: preserve-3d;
    transition: transform var(--transition-base);
}

.module-item-3d:hover {
    transform: translateY(-15px) rotateY(5deg);
}

/* Module Card Content */
.module-card-content {
    position: absolute;
    width: 100%;
    height: 100%;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 30px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    box-shadow: var(--shadow-3d);
    overflow: hidden;
}

html:not(.dark-mode) .module-card-content {
    background: var(--glass-bg-light);
    border: 1px solid var(--glass-border-light);
}

.module-icon-3d {
    font-size: 3.5rem;
    margin-bottom: 20px;
    transform: translateZ(20px);
    filter: drop-shadow(0 10px 20px rgba(99, 102, 241, 0.3));
    animation: iconPulse 3s ease-in-out infinite;
}

@keyframes iconPulse {
    0%, 100% {
        transform: translateZ(20px) scale(1);
    }
    50% {
        transform: translateZ(30px) scale(1.1);
    }
}

.module-title-3d {
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--gradient-3d);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 10px;
    transform: translateZ(10px);
}

.module-description-3d {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    transform: translateZ(5px);
}

.module-badge-3d {
    display: inline-block;
    padding: 8px 16px;
    background: var(--gradient-3d);
    color: white;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    margin-top: auto;
    box-shadow: var(--shadow-3d-sm);
    transform: translateZ(15px);
}

/* ============================================
   3D KAMU İLANLARI CARD
   ============================================ */

.ilan-card-3d {
    position: relative;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 30px;
    margin-bottom: 30px;
    transform-style: preserve-3d;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-3d);
    overflow: hidden;
    cursor: pointer;
}

html:not(.dark-mode) .ilan-card-3d {
    background: var(--glass-bg-light);
    border: 1px solid var(--glass-border-light);
}

.ilan-card-3d::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-3d);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.ilan-card-3d:hover::before {
    transform: scaleX(1);
}

.ilan-card-3d:hover {
    transform: translateY(-10px) translateZ(15px) rotateX(2deg);
    box-shadow: var(--shadow-3d-lg);
    border-color: var(--3d-primary);
}

.ilan-header-3d {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 20px;
    transform: translateZ(10px);
}

.ilan-title-3d {
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--gradient-3d);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 10px;
    line-height: 1.4;
}

.ilan-meta-3d {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 20px;
    transform: translateZ(5px);
}

.meta-badge-3d {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    box-shadow: var(--shadow-3d-sm);
}

html:not(.dark-mode) .meta-badge-3d {
    background: var(--glass-bg-light);
    border: 1px solid var(--glass-border-light);
}

.ilan-excerpt-3d {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 20px;
    transform: translateZ(0px);
}

.ilan-footer-3d {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    border-top: 1px solid var(--border);
    transform: translateZ(10px);
}

/* ============================================
   3D STATISTICS CARDS
   ============================================ */

.stat-card-3d {
    position: relative;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 30px;
    text-align: center;
    transform-style: preserve-3d;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-3d);
    overflow: hidden;
}

html:not(.dark-mode) .stat-card-3d {
    background: var(--glass-bg-light);
    border: 1px solid var(--glass-border-light);
}

.stat-card-3d::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, 
        rgba(99, 102, 241, 0.1) 0%, 
        transparent 70%);
    animation: statGlow 4s ease-in-out infinite;
}

@keyframes statGlow {
    0%, 100% {
        transform: rotate(0deg);
    }
    50% {
        transform: rotate(180deg);
    }
}

.stat-card-3d:hover {
    transform: translateY(-8px) translateZ(10px) scale(1.05);
    box-shadow: var(--shadow-3d-lg);
}

.stat-number-3d {
    font-size: 3rem;
    font-weight: 900;
    background: var(--gradient-3d);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 10px;
    transform: translateZ(20px);
}

.stat-label-3d {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
    transform: translateZ(10px);
}

/* ============================================
   RESPONSIVE 3D ADJUSTMENTS
   ============================================ */

@media (max-width: 768px) {
    .card-3d:hover {
        transform: translateY(-8px) translateZ(10px);
    }
    
    .module-item-3d:hover {
        transform: translateY(-10px);
    }
    
    .modules-grid-3d {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 20px 15px;
    }
    
    .stat-number-3d {
        font-size: 2rem;
    }
}

/* ============================================
   3D LOADING ANIMATION
   ============================================ */

.loader-3d {
    width: 60px;
    height: 60px;
    margin: 40px auto;
    transform-style: preserve-3d;
    animation: rotate3D 2s infinite linear;
}

.loader-3d::before,
.loader-3d::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border: 4px solid var(--3d-primary);
    border-radius: 50%;
    opacity: 0.3;
}

.loader-3d::after {
    border-color: var(--3d-secondary);
    animation: rotate3D 1.5s infinite reverse linear;
}

@keyframes rotate3D {
    0% {
        transform: rotateY(0deg) rotateX(0deg);
    }
    100% {
        transform: rotateY(360deg) rotateX(360deg);
    }
}

/* ============================================
   PERFORMANCE OPTIMIZATIONS
   ============================================ */

.card-3d,
.module-item-3d,
.ilan-card-3d {
    will-change: transform;
    backface-visibility: hidden;
    -webkit-font-smoothing: antialiased;
}

/* GPU Acceleration */
.gpu-accelerated {
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}