/* =============================================
   Biz Siz Onlar - Tema Değişkenleri
   ============================================= */

/* Dark Blue Tema (Varsayılan) */
:root, [data-theme="dark-blue"] {
    --bg-primary: #0a1628;
    --bg-secondary: #111d35;
    --bg-tertiary: #1a2a4a;
    --bg-card: #152238;
    --bg-card-hover: #1d2f50;
    --bg-input: #1a2a4a;
    --bg-modal: rgba(10, 22, 40, 0.95);
    --bg-overlay: rgba(0, 0, 0, 0.7);
    --bg-gradient: linear-gradient(135deg, #0a1628 0%, #1a2a4a 50%, #0d1b2e 100%);
    --bg-header: rgba(10, 22, 40, 0.9);
    --bg-sidebar: #0d1525;
    
    --text-primary: #e8edf5;
    --text-secondary: #8899b3;
    --text-muted: #5a6f8a;
    --text-heading: #ffffff;
    --text-link: #4db8ff;
    
    --accent-primary: #00d4ff;
    --accent-secondary: #0099cc;
    --accent-glow: rgba(0, 212, 255, 0.3);
    --accent-gradient: linear-gradient(135deg, #00d4ff, #0080cc);
    --accent-hover: #33ddff;
    
    --border-color: rgba(77, 184, 255, 0.15);
    --border-hover: rgba(0, 212, 255, 0.4);
    --border-input: rgba(77, 184, 255, 0.2);
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 20px rgba(0, 212, 255, 0.2);
    
    --success: #00e676;
    --warning: #ffab00;
    --danger: #ff5252;
    --info: #40c4ff;
    
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s ease;
}

/* Ice Blue Tema */
[data-theme="ice-blue"] {
    --bg-primary: #e8f4f8;
    --bg-secondary: #f0f7fa;
    --bg-tertiary: #d4eaf2;
    --bg-card: #ffffff;
    --bg-card-hover: #f5fbff;
    --bg-input: #ffffff;
    --bg-modal: rgba(232, 244, 248, 0.97);
    --bg-overlay: rgba(0, 0, 0, 0.4);
    --bg-gradient: linear-gradient(135deg, #e8f4f8 0%, #d4eaf2 50%, #c0dfe8 100%);
    --bg-header: rgba(255, 255, 255, 0.9);
    --bg-sidebar: #f8fcfe;
    
    --text-primary: #1a3a4a;
    --text-secondary: #4a6a7a;
    --text-muted: #7a9aaa;
    --text-heading: #0d2a3a;
    --text-link: #0077aa;
    
    --accent-primary: #0088bb;
    --accent-secondary: #006699;
    --accent-glow: rgba(0, 136, 187, 0.2);
    --accent-gradient: linear-gradient(135deg, #0099cc, #006699);
    --accent-hover: #0099dd;
    
    --border-color: rgba(0, 100, 150, 0.12);
    --border-hover: rgba(0, 136, 187, 0.3);
    --border-input: rgba(0, 100, 150, 0.2);
    
    --shadow-sm: 0 2px 8px rgba(0, 50, 80, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 50, 80, 0.1);
    --shadow-lg: 0 8px 32px rgba(0, 50, 80, 0.12);
    --shadow-glow: 0 0 20px rgba(0, 136, 187, 0.15);
    
    --success: #00c853;
    --warning: #ff8f00;
    --danger: #d50000;
    --info: #0091ea;
}

/* Tema geçiş animasyonu */
* {
    transition: background-color 0.4s ease, color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}