/* public/css/style.css */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
    /* Light Theme (Default) Variables */
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-glass: rgba(255, 255, 255, 0.75);
    --border-glass: rgba(15, 23, 42, 0.08);
    --border-glow: rgba(59, 130, 246, 0.3);
    --modal-overlay: rgba(15, 23, 42, 0.45);
    
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    
    --accent-blue: hsl(217, 91%, 56%);
    --accent-purple: hsl(263, 90%, 60%);
    --accent-gradient: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
    
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 15px 40px rgba(0, 0, 0, 0.08);
    
    --btn-secondary-bg: rgba(15, 23, 42, 0.05);
    --btn-secondary-hover: rgba(15, 23, 42, 0.08);
    --form-control-bg: rgba(15, 23, 42, 0.015);
    --form-control-text: #0f172a;
    
    --alert-success-bg: rgba(16, 185, 129, 0.1);
    --alert-success-text: #065f46;
    --alert-danger-bg: rgba(239, 68, 68, 0.1);
    --alert-danger-text: #991b1b;
    
    --sidebar-bg: #ffffff;
    --scrollbar-thumb: #cbd5e1;
    --scrollbar-thumb-hover: #94a3b8;
    
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 30px;
}

html.dark-theme {
    /* Dark Theme Variables */
    --bg-primary: #0b0f19;
    --bg-secondary: #121826;
    --bg-glass: rgba(18, 24, 38, 0.65);
    --border-glass: rgba(255, 255, 255, 0.08);
    --border-glow: rgba(59, 130, 246, 0.2);
    --modal-overlay: rgba(0, 0, 0, 0.75);
    
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    
    --accent-blue: hsl(217, 91%, 60%);
    --accent-purple: hsl(263, 90%, 65%);
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.15);
    --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 15px 40px rgba(0, 0, 0, 0.5);
    
    --btn-secondary-bg: rgba(255, 255, 255, 0.05);
    --btn-secondary-hover: rgba(255, 255, 255, 0.1);
    --form-control-bg: rgba(255, 255, 255, 0.03);
    --form-control-text: #ffffff;
    
    --alert-success-bg: rgba(16, 185, 129, 0.1);
    --alert-success-text: #a7f3d0;
    --alert-danger-bg: rgba(239, 68, 68, 0.1);
    --alert-danger-text: #fca5a5;
    
    --sidebar-bg: #0d121f;
    --scrollbar-thumb: #1e293b;
    --scrollbar-thumb-hover: #334155;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.5;
}

/* Glassmorphism panel */
.glass-panel {
    background: var(--bg-glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.glass-panel:hover {
    border-color: var(--border-glow);
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.08);
}

/* Modal Panel — solid background, no blur/transparency issues */
.modal-panel {
    background: var(--bg-secondary);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    color: var(--text-primary);
    transition: background var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

/* Modal Overlay — theme-aware dimming layer */
.modal-overlay {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: var(--modal-overlay, rgba(15, 23, 42, 0.45));
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-fast);
}

.modal-overlay.active {
    display: flex;
}

/* Gradient Text */
.gradient-text {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb);
    border-radius: var(--radius-sm);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--scrollbar-thumb-hover);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-size: 0.95rem;
    font-weight: 550;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    gap: 0.5rem;
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.45);
}

.btn-secondary {
    background: var(--btn-secondary-bg);
    color: var(--text-primary);
    border-color: var(--border-glass);
}
.btn-secondary:hover {
    background: var(--btn-secondary-hover);
    border-color: var(--text-secondary);
}

.btn-danger {
    background: var(--danger);
    color: white;
}
.btn-danger:hover {
    background: #d32f2f;
    transform: translateY(-1px);
}

.btn-sm {
    padding: 0.45rem 0.9rem;
    font-size: 0.85rem;
    border-radius: var(--radius-sm);
}

/* Forms */
.form-group {
    margin-bottom: 1.25rem;
}
.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}
.form-control {
    width: 100%;
    padding: 0.8rem 1rem;
    background: var(--form-control-bg);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    color: var(--form-control-text);
    font-size: 0.95rem;
    transition: all var(--transition-fast);
}
select.form-control {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
}
select.form-control option {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
}
.form-control:focus {
    outline: none;
    border-color: var(--accent-blue);
    background: var(--form-control-bg);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

/* Tables */
.table-responsive {
    width: 100%;
    overflow-x: auto;
}
.table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}
.table th {
    padding: 1rem;
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-glass);
    letter-spacing: 0.05em;
}
.table td {
    padding: 1rem;
    font-size: 0.95rem;
    border-bottom: 1px solid var(--border-glass);
    color: var(--text-primary);
}
.table tr:hover td {
    background: var(--btn-secondary-bg);
}

/* Dashboard Layout */
.dashboard-container {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 280px;
    background: var(--sidebar-bg);
    border-right: 1px solid var(--border-glass);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    z-index: 100;
    transition: transform var(--transition-normal);
}

.main-content {
    flex: 1;
    margin-left: 280px;
    padding: 2.5rem;
    min-height: 100vh;
}

@media (max-width: 992px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.active {
        transform: translateX(0);
    }
    .main-content {
        margin-left: 0;
        padding: 1.5rem;
    }
}

.sidebar-header {
    padding: 2rem 1.5rem;
    border-bottom: 1px solid var(--border-glass);
}
.logo-text {
    font-size: 1.4rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}
.sidebar-menu {
    list-style: none;
    padding: 1.5rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    overflow-y: auto;
    flex: 1;
}
/* Custom scrollbar for sidebar menu */
.sidebar-menu::-webkit-scrollbar {
    width: 6px;
}
.sidebar-menu::-webkit-scrollbar-track {
    background: transparent;
}
.sidebar-menu::-webkit-scrollbar-thumb {
    background: rgba(156, 163, 175, 0.25);
    border-radius: 3px;
}
.sidebar-menu::-webkit-scrollbar-thumb:hover {
    background: rgba(156, 163, 175, 0.45);
}
.sidebar-link {
    display: flex;
    align-items: center;
    padding: 0.85rem 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: all var(--transition-fast);
    gap: 0.75rem;
}
.sidebar-link:hover, .sidebar-link.active {
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-blue);
    padding-left: 1.25rem;
}
.sidebar-footer {
    margin-top: auto;
    padding: 1.5rem;
    border-top: 1px solid var(--border-glass);
}

/* Cards & Badges */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}
.stat-card {
    padding: 1.5rem;
}
.stat-val {
    font-size: 2.2rem;
    font-weight: 700;
    margin: 0.5rem 0;
}
.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 50px;
    text-transform: uppercase;
}
.badge-success { background: rgba(16, 185, 129, 0.15); color: var(--success); }
.badge-warning { background: rgba(245, 158, 11, 0.15); color: var(--warning); }
.badge-danger { background: rgba(239, 68, 68, 0.15); color: var(--danger); }
.badge-info { background: rgba(59, 130, 246, 0.15); color: var(--info); }

/* Alert boxes */
.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    border: 1px solid transparent;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
.alert-success { background: var(--alert-success-bg); border-color: rgba(16, 185, 129, 0.2); color: var(--alert-success-text); }
.alert-danger { background: var(--alert-danger-bg); border-color: rgba(239, 68, 68, 0.2); color: var(--alert-danger-text); }

/* Camera Overlay styling */
.camera-container {
    width: 100%;
    max-width: 500px;
    aspect-ratio: 4/3;
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    background: #000;
    border: 2px solid var(--border-glass);
}
.camera-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scaleX(-1); /* Ayna efekti */
}
.camera-canvas {
    display: none;
}
.camera-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 2px dashed var(--accent-blue);
    pointer-events: none;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: center;
}
.camera-guide-box {
    width: 250px;
    height: 250px;
    border: 2px solid #fff;
    box-shadow: 0 0 0 9999px rgba(0,0,0,0.5);
    border-radius: var(--radius-md);
    position: relative;
}
.camera-guide-box::before {
    content: 'QR Kodu Kutunun İçine Hizalayın';
    position: absolute;
    bottom: -35px;
    left: 50%;
    transform: translateX(-50%);
    color: #fff;
    font-size: 0.8rem;
    white-space: nowrap;
    background: rgba(0,0,0,0.7);
    padding: 4px 10px;
    border-radius: 50px;
}

/* Mobile Dashboard Header */
.mobile-dashboard-header {
    display: none;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1.5rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-glass);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 60px;
    z-index: 1000;
}
.sidebar-toggle-btn, .theme-toggle-btn {
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.4rem;
    cursor: pointer;
    padding: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}
.sidebar-toggle-btn:hover, .theme-toggle-btn:hover {
    background: var(--btn-secondary-bg);
}

.sidebar-close-btn {
    display: none;
}

@media (max-width: 992px) {
    .mobile-dashboard-header {
        display: flex;
    }
    .dashboard-container {
        padding-top: 60px; /* Leave space for fixed header */
    }
    .sidebar-close-btn {
        display: block;
        background: none;
        border: none;
        color: var(--text-primary);
        font-size: 1.5rem;
        cursor: pointer;
        padding: 0.5rem;
    }
    .sidebar-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
}

/* ===========================
   Fixed Theme Toggle FAB
   =========================== */
.theme-fab {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 9999;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    background: var(--bg-secondary);
    border: 1.5px solid var(--border-glass);
    color: var(--text-primary);
    font-size: 1.05rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}
.theme-fab:hover {
    transform: scale(1.12);
    box-shadow: var(--shadow-lg);
    background: var(--btn-secondary-hover);
}

/* Mobilde: fixed mobile-header (60px) veya navbar'ın altına taşı */
@media (max-width: 992px) {
    .theme-fab {
        top: 70px;   /* mobile-dashboard-header yüksekliği 60px + boşluk */
        right: 0.75rem;
    }
}
@media (max-width: 768px) {
    .theme-fab {
        top: 68px;   /* landing navbar yüksekliği ~64px */
        right: 0.75rem;
    }
}

/* ==========================================================================
   Responsive Grid & Layout Utilities
   ========================================================================== */
.grid-layout-1-2 {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 2rem;
    align-items: start;
}
.grid-layout-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}
.grid-layout-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

@media (max-width: 992px) {
    .grid-layout-1-2 {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    .main-content {
        padding: 1.5rem 1rem !important;
    }
}

@media (max-width: 768px) {
    .grid-layout-3 {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    /* Responsive Table optimizations */
    .table th, .table td {
        padding: 0.75rem 0.5rem;
        font-size: 0.85rem;
    }
}

@media (max-width: 576px) {
    .grid-layout-2 {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }
    .login-card, .register-card {
        padding: 2rem 1.25rem !important;
    }
    .hero-title {
        font-size: 2rem !important;
    }
    .hero-section {
        padding: 6rem 1rem 4rem 1rem !important;
    }
    .hero-desc {
        font-size: 1rem !important;
    }
    .features-grid {
        padding: 1rem !important;
    }
    .feature-card {
        padding: 1.5rem !important;
    }
}

/* Filter Bar Styles */
.filter-bar {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    align-items: center;
    padding: 1.25rem;
    margin-bottom: 2rem;
}
.filter-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex: 1;
    min-width: 180px;
}
.filter-group .form-control {
    padding: 0.6rem 0.8rem;
    font-size: 0.9rem;
}

/* Page Header Row with Add Button */
.page-header-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
}
.page-header-title {
    flex: 1;
    min-width: 250px;
}
.page-header-title h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}
.page-header-title p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

@media (max-width: 576px) {
    .page-header-row {
        flex-direction: column;
        align-items: stretch;
    }
    .page-header-row .btn {
        width: 100%;
        justify-content: center;
    }
    .filter-bar {
        flex-direction: column;
        align-items: stretch;
        gap: 0.75rem;
    }
    .filter-group {
        width: 100%;
    }
}