/* =============================================
   2026 Modern Aesthetic Theme Override
   ============================================= */

:root {
    /* Canlı 2026 Renkleri */
    --primary: #3b82f6;          /* Mavi */
    --primary-container: #2563eb; 
    --on-primary: #ffffff;
    
    --secondary: #8b5cf6;        /* Mor */
    --secondary-container: #a78bfa;
    --on-secondary: #ffffff;

    /* Arka Plan - Gradient Mesh */
    --background: #f8fafc;
    --surface: rgba(255, 255, 255, 0.7);
    --surface-glass: rgba(255, 255, 255, 0.85);
    
    /* Gölgeler - Derin ve Yumuşak */
    --shadow-sm: 0 4px 12px rgba(15, 23, 42, 0.05);
    --shadow-md: 0 12px 32px rgba(15, 23, 42, 0.08);
    --shadow-lg: 0 24px 48px rgba(15, 23, 42, 0.12);
    --shadow-glow: 0 0 40px rgba(59, 130, 246, 0.2);

    /* Metin Renkleri */
    --on-background: #0f172a;
    --on-surface: #1e293b;
    --on-surface-variant: #475569;
    --outline: #94a3b8;
    --outline-variant: #e2e8f0;
}

body {
    background-color: var(--background);
    background-image: 
        radial-gradient(circle at 15% 50%, rgba(59, 130, 246, 0.08), transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(139, 92, 246, 0.08), transparent 25%);
    background-attachment: fixed;
    color: var(--on-background);
}

/* 1. Yüzen Navbar (Floating Glass Navbar) */
.navbar {
    position: sticky;
    top: 24px;
    z-index: 100;
    margin: 0 auto 40px;
    max-width: 1200px;
    background: var(--surface-glass);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid rgba(255, 255, 255, 0.6);
    box-shadow: var(--shadow-md);
    border-radius: 100px;
    padding: 0 12px;
}
.navbar-inner { height: 72px; padding: 0 16px; border: none; }
.navbar-brand-text {
    font-size: 22px;
    font-weight: 900;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, #0f172a, var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.nav-link {
    font-weight: 600;
    border: none !important;
    padding: 8px 16px !important;
    border-radius: 100px;
}
.nav-link:hover, .nav-link.active {
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary-container) !important;
}

/* 2. Modern Kartlar (3D Hover Effect) */
.card, .feature-card, .why-card, .pricing-card {
    background: var(--surface);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(255,255,255,0.8);
    box-shadow: var(--shadow-sm);
    border-radius: 24px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.card:hover, .feature-card:hover, .why-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(255,255,255,1);
}

/* 3. Butonlar (Glow Effects) */
.btn {
    border-radius: 100px;
    font-weight: 600;
    letter-spacing: 0.3px;
    transition: all 0.3s;
    border: none;
}
.btn-primary {
    background: linear-gradient(135deg, var(--primary-container), var(--secondary));
    color: #fff !important;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}
.btn-secondary {
    background: rgba(255,255,255,0.5);
    border: 1px solid var(--outline-variant);
}
.btn-secondary:hover {
    background: #fff;
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

/* 4. Hero Section */
.hero { padding: 60px 24px 80px; }
.hero-title {
    font-size: 64px;
    font-weight: 900;
    letter-spacing: -2px;
    line-height: 1.1;
    margin-bottom: 24px;
}
.hero-title .highlight {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hero-search {
    background: var(--surface-glass);
    backdrop-filter: blur(24px);
    border: 1px solid rgba(255,255,255,0.8);
    box-shadow: var(--shadow-lg);
    border-radius: 100px;
    padding: 8px;
    display: flex;
    max-width: 800px;
}
.hero-search input {
    background: transparent;
    border: none;
    box-shadow: none !important;
    font-size: 18px;
    padding: 16px 24px;
    font-weight: 500;
}
.hero-search input:focus { box-shadow: none; }
.hero-search .btn {
    padding: 16px 40px;
    font-size: 16px;
}
.hero-search .input-icon { display: none; } /* Daha temiz bir görünüm için */

/* 5. Auth / Form Kartları */
.auth-container { max-width: 480px; margin: 40px auto; }
.auth-logo { width: 140px; height: auto; margin-bottom: 24px; object-fit: contain; }
.auth-title { font-size: 32px; letter-spacing: -1px; }

/* 6. User Menu & Admin Panel */
.user-menu-btn {
    padding: 6px 16px 6px 6px;
    background: var(--surface-glass);
    border: 1px solid rgba(255,255,255,0.6);
}
.user-menu-btn:hover { background: #fff; box-shadow: var(--shadow-sm); }
.user-avatar { background: linear-gradient(135deg, var(--primary), var(--secondary)); color: white; }
.admin-navbar {
    background: rgba(15, 23, 42, 0.95) !important;
    backdrop-filter: blur(24px);
    border-radius: 100px;
    margin: 24px auto;
    max-width: 1200px;
}

/* 7. İkonlar */
.card-icon.primary, .why-icon, .howto-number {
    background: linear-gradient(135deg, var(--primary), var(--secondary)) !important;
    color: #fff !important;
    box-shadow: 0 8px 16px rgba(59, 130, 246, 0.2);
}
.card-icon.secondary { background: linear-gradient(135deg, #0ea5e9, #38bdf8) !important; color:#fff!important; }
.card-icon.tertiary { background: linear-gradient(135deg, #f59e0b, #fbbf24) !important; color:#fff!important; }

/* Mobil Uyumluluk */
@media (max-width: 768px) {
    .navbar { border-radius: 0; top: 0; margin-bottom: 24px; }
    .hero-title { font-size: 40px; }
    .hero-search { flex-direction: column; border-radius: 24px; padding: 16px; }
    .hero-search input { padding: 12px; }
    .hero-search .btn { width: 100%; border-radius: 100px; }
}