/* ============================================================
   EduConnect AI - dark.css
   Overrides for Dark Mode
   ============================================================ */

body.dark {
    --primary-color: #6366F1;
    --primary-dark: #1E1B4B;
    --primary-light: #818CF8;
    --secondary-color: #312E81;
    --accent-color: #1E1B4B;
    --bg-color: #0B0F19; /* Rich dark blue-black background */
    --card-bg: #111827; /* Gray 900 */
    --text-color: #F1F5F9; /* Slate 100 */
    --text-muted: #94A3B8; /* Slate 400 */
    --border-color: #1F2937; /* Gray 800 */
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.4);
    
    --primary-gradient: linear-gradient(135deg, #6366F1 0%, #4F46E5 50%, #3730A3 100%);
    --accent-gradient: linear-gradient(135deg, #1E1B4B 0%, #111827 100%);
}

body.dark #topbar {
    background: rgba(17, 24, 39, 0.85);
    border-bottom: 1px solid var(--border-color);
}

body.dark .post-card, 
body.dark .card, 
body.dark .modal-content {
    background-color: #111827;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
}

body.dark input, 
body.dark textarea, 
body.dark select {
    background-color: #1F2937;
    color: white;
    border-color: #374151;
}

body.dark input:focus, 
body.dark textarea:focus, 
body.dark select:focus {
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.25);
}

body.dark .tag-chip {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-light);
}

body.dark .tag-chip:hover {
    background: rgba(99, 102, 241, 0.2);
}

body.dark .post-tags .tag-chip {
    background: #1F2937;
    border-color: #374151;
    color: var(--text-muted);
}