/* ============================================
   OGANESSON — Enterprise Design System v2.0
   ============================================ */

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

/* --- Design Tokens --- */
:root {
    /* Primary palette */
    --og-bg: #0b0f1a;
    --og-bg-secondary: #111827;
    --og-surface: rgba(17, 24, 39, 0.7);
    --og-surface-hover: rgba(30, 41, 59, 0.8);
    --og-surface-raised: rgba(30, 41, 59, 0.5);

    /* Accent */
    --og-accent: #6366f1;
    --og-accent-hover: #818cf8;
    --og-accent-glow: rgba(99, 102, 241, 0.25);
    --og-accent-subtle: rgba(99, 102, 241, 0.08);

    /* Text */
    --og-text-primary: #f1f5f9;
    --og-text-secondary: #94a3b8;
    --og-text-muted: #64748b;
    --og-text-dim: #475569;

    /* Borders */
    --og-border: rgba(148, 163, 184, 0.12);
    --og-border-hover: rgba(148, 163, 184, 0.22);
    --og-border-accent: rgba(99, 102, 241, 0.3);

    /* Status */
    --og-success: #10b981;
    --og-success-bg: rgba(16, 185, 129, 0.1);
    --og-success-border: rgba(16, 185, 129, 0.25);
    --og-danger: #ef4444;
    --og-danger-bg: rgba(239, 68, 68, 0.1);
    --og-danger-border: rgba(239, 68, 68, 0.25);
    --og-warning: #f59e0b;
    --og-warning-bg: rgba(245, 158, 11, 0.1);
    --og-warning-border: rgba(245, 158, 11, 0.25);
    --og-info: #3b82f6;
    --og-info-bg: rgba(59, 130, 246, 0.1);

    /* Spacing */
    --og-radius-sm: 6px;
    --og-radius-md: 10px;
    --og-radius-lg: 16px;
    --og-radius-xl: 20px;

    /* Shadows */
    --og-shadow-sm: 0 1px 3px rgba(0,0,0,0.3), 0 1px 2px rgba(0,0,0,0.2);
    --og-shadow-md: 0 4px 12px rgba(0,0,0,0.3);
    --og-shadow-lg: 0 8px 32px rgba(0,0,0,0.4);
    --og-shadow-glow: 0 0 20px var(--og-accent-glow);

    /* Transitions */
    --og-transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --og-transition-slow: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- Light Theme --- */
[data-theme="light"] {
    --og-bg: #f8fafc;
    --og-bg-secondary: #ffffff;
    --og-surface: rgba(255, 255, 255, 0.85);
    --og-surface-hover: rgba(241, 245, 249, 0.9);
    --og-surface-raised: rgba(241, 245, 249, 0.7);

    --og-accent: #4f46e5;
    --og-accent-hover: #6366f1;
    --og-accent-glow: rgba(79, 70, 229, 0.18);
    --og-accent-subtle: rgba(79, 70, 229, 0.06);

    --og-text-primary: #0f172a;
    --og-text-secondary: #334155;
    --og-text-muted: #64748b;
    --og-text-dim: #94a3b8;

    --og-border: rgba(15, 23, 42, 0.08);
    --og-border-hover: rgba(15, 23, 42, 0.15);
    --og-border-accent: rgba(79, 70, 229, 0.25);

    --og-success: #059669;
    --og-success-bg: rgba(5, 150, 105, 0.08);
    --og-success-border: rgba(5, 150, 105, 0.2);
    --og-danger: #dc2626;
    --og-danger-bg: rgba(220, 38, 38, 0.06);
    --og-danger-border: rgba(220, 38, 38, 0.18);
    --og-warning: #d97706;
    --og-warning-bg: rgba(217, 119, 6, 0.06);
    --og-warning-border: rgba(217, 119, 6, 0.18);
    --og-info: #2563eb;
    --og-info-bg: rgba(37, 99, 235, 0.06);

    --og-shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    --og-shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --og-shadow-lg: 0 8px 32px rgba(0,0,0,0.1);
    --og-shadow-glow: 0 0 20px var(--og-accent-glow);
}

[data-theme="light"] body::before {
    background-image:
        radial-gradient(circle at 15% 25%, rgba(79, 70, 229, 0.04) 0%, transparent 50%),
        radial-gradient(circle at 85% 75%, rgba(37, 99, 235, 0.03) 0%, transparent 50%);
}

[data-theme="light"] thead th {
    background: rgba(241, 245, 249, 0.8);
}

[data-theme="light"] .input-group input,
[data-theme="light"] .input-group textarea,
[data-theme="light"] .input-group select {
    background: rgba(241, 245, 249, 0.6);
}

[data-theme="light"] .captive-container input[type="text"],
[data-theme="light"] .captive-container input[type="tel"],
[data-theme="light"] .captive-container input[type="number"] {
    background: rgba(241, 245, 249, 0.6);
}

[data-theme="light"] .tabs {
    background: rgba(241, 245, 249, 0.8);
}

[data-theme="light"] .result-box {
    background: rgba(241, 245, 249, 0.6);
}

[data-theme="light"] .sidebar {
    background: var(--og-bg-secondary);
    border-right-color: var(--og-border);
    box-shadow: 2px 0 8px rgba(0,0,0,0.04);
}

[data-theme="light"] .brand { color: var(--og-text-primary); }
[data-theme="light"] .nav-item { color: var(--og-text-muted); }
[data-theme="light"] .nav-item:hover { color: var(--og-text-primary); background: var(--og-surface-hover); }
[data-theme="light"] .nav-item.active { color: var(--og-accent); background: var(--og-accent-subtle); }

[data-theme="light"] #auth-screen { background: var(--og-bg); }
[data-theme="light"] #auth-screen::before {
    background:
        radial-gradient(ellipse at 30% 20%, rgba(79, 70, 229, 0.05) 0%, transparent 60%),
        radial-gradient(ellipse at 70% 80%, rgba(37, 99, 235, 0.04) 0%, transparent 60%);
}

[data-theme="light"] .modal-content { background: var(--og-bg-secondary); }

[data-theme="light"] .btn-blue { color: #2563eb; background: rgba(37,99,235,0.06); border-color: rgba(37,99,235,0.15); }
[data-theme="light"] .btn-warning { color: #b45309; }
[data-theme="light"] .btn-danger { color: #b91c1c; }
[data-theme="light"] .btn-gray { color: var(--og-text-secondary); }
[data-theme="light"] .info-pill { color: #2563eb; }
[data-theme="light"] .mono { color: var(--og-text-primary); }

[data-theme="light"] ::-webkit-scrollbar-thumb { background: #cbd5e1; }
[data-theme="light"] ::-webkit-scrollbar-thumb:hover { background: #94a3b8; }

/* --- Theme Toggle --- */
.theme-toggle {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 9999;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid var(--og-border);
    background: var(--og-surface);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--og-shadow-md);
    transition: var(--og-transition);
    color: var(--og-text-secondary);
    padding: 0;
}
.theme-toggle:hover {
    transform: scale(1.1);
    border-color: var(--og-accent);
    box-shadow: var(--og-shadow-glow);
}
.theme-toggle svg { width: 20px; height: 20px; transition: var(--og-transition); }
.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: block; }
[data-theme="light"] .theme-toggle .icon-sun { display: block; }
[data-theme="light"] .theme-toggle .icon-moon { display: none; }

/* --- Brand Logo --- */
.brand-logo {
    width: 28px;
    height: 28px;
    flex-shrink: 0;
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; }

body {
    margin: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--og-bg);
    color: var(--og-text-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    line-height: 1.5;
    font-size: 14px;
}

/* Subtle grid background */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image:
        radial-gradient(circle at 15% 25%, rgba(99, 102, 241, 0.06) 0%, transparent 50%),
        radial-gradient(circle at 85% 75%, rgba(59, 130, 246, 0.04) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

/* --- Scrollbar --- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--og-text-dim); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--og-text-muted); }

/* --- Sidebar --- */
.sidebar {
    width: 260px;
    background: var(--og-bg-secondary);
    border-right: 1px solid var(--og-border);
    display: flex;
    flex-direction: column;
    position: relative;
    z-index: 10;
    flex-shrink: 0;
}

.brand {
    padding: 24px 22px;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 2.5px;
    border-bottom: 1px solid var(--og-border);
    color: var(--og-text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}


.nav-item {
    padding: 13px 22px;
    color: var(--og-text-secondary);
    cursor: pointer;
    text-decoration: none;
    display: flex;
    align-items: center;
    font-size: 13px;
    font-weight: 500;
    transition: var(--og-transition);
    border-left: 3px solid transparent;
    position: relative;
}

.nav-item:hover {
    color: var(--og-text-primary);
    background: var(--og-surface-hover);
}

.nav-item.active {
    color: var(--og-accent-hover);
    background: var(--og-accent-subtle);
    border-left-color: var(--og-accent);
    font-weight: 600;
}

.logout-btn {
    margin-top: auto;
    border-top: 1px solid var(--og-border);
    padding: 16px 22px;
    color: var(--og-danger);
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    transition: var(--og-transition);
    opacity: 0.7;
}

.logout-btn:hover { opacity: 1; background: var(--og-danger-bg); }

.user-role-badge {
    font-size: 10px;
    background: var(--og-accent);
    padding: 3px 8px;
    border-radius: 20px;
    margin-left: 8px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

/* --- Main Content --- */
.main-content {
    flex: 1;
    padding: 32px 36px;
    overflow-y: auto;
    position: relative;
    z-index: 1;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 28px;
}

.page-header h1 {
    margin: 0;
    font-size: 22px;
    font-weight: 700;
    color: var(--og-text-primary);
    letter-spacing: -0.3px;
}

/* --- Panels / Cards --- */
.panel {
    background: var(--og-surface);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: var(--og-radius-lg);
    border: 1px solid var(--og-border);
    margin-bottom: 24px;
    box-shadow: var(--og-shadow-sm);
    overflow: hidden;
    transition: var(--og-transition);
}

.panel:hover {
    border-color: var(--og-border-hover);
}

.panel-header {
    padding: 16px 22px;
    border-bottom: 1px solid var(--og-border);
    font-weight: 600;
    font-size: 13px;
    color: var(--og-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.8px;
}

.panel-body {
    padding: 20px 22px;
}

/* --- Section titles inside panels --- */
.panel h3, .section-title {
    margin-top: 0;
    font-size: 12px;
    font-weight: 600;
    color: var(--og-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* --- Tables --- */
table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 13px;
}

thead th {
    padding: 12px 16px;
    background: rgba(15, 23, 42, 0.4);
    color: var(--og-text-muted);
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    border-bottom: 1px solid var(--og-border);
    position: sticky;
    top: 0;
}

tbody td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--og-border);
    vertical-align: middle;
    color: var(--og-text-secondary);
    transition: var(--og-transition);
}

tbody tr {
    transition: var(--og-transition);
}

tbody tr:hover {
    background: var(--og-accent-subtle);
}

tbody tr:last-child td {
    border-bottom: none;
}

.mono {
    font-family: 'JetBrains Mono', 'SF Mono', 'Fira Code', monospace;
    font-size: 13px;
    color: var(--og-text-primary);
    font-weight: 500;
}

/* --- Forms --- */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 16px;
    margin-bottom: 18px;
}

.generator-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
    gap: 16px;
    margin-bottom: 20px;
}

.input-group {
    margin-bottom: 14px;
}

.input-group label {
    display: block;
    font-size: 11px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--og-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.6px;
}

.input-group input,
.input-group textarea,
.input-group select {
    width: 100%;
    padding: 10px 14px;
    background: rgba(15, 23, 42, 0.5);
    border: 1px solid var(--og-border);
    border-radius: var(--og-radius-sm);
    color: var(--og-text-primary);
    font-size: 14px;
    font-family: inherit;
    transition: var(--og-transition);
    outline: none;
}

.input-group input::placeholder,
.input-group textarea::placeholder {
    color: var(--og-text-dim);
}

.input-group input:focus,
.input-group textarea:focus,
.input-group select:focus {
    border-color: var(--og-accent);
    box-shadow: 0 0 0 3px var(--og-accent-glow);
}

.input-group input:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.input-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2394a3b8' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 32px;
}

.input-group select option {
    background: var(--og-bg-secondary);
    color: var(--og-text-primary);
}

/* --- Buttons --- */
.btn {
    padding: 10px 20px;
    background: var(--og-accent);
    color: white;
    border: none;
    border-radius: var(--og-radius-sm);
    cursor: pointer;
    font-weight: 600;
    font-size: 13px;
    font-family: inherit;
    transition: var(--og-transition);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    letter-spacing: 0.2px;
}

.btn:hover {
    background: var(--og-accent-hover);
    box-shadow: var(--og-shadow-glow);
    transform: translateY(-1px);
}

.btn:active {
    transform: translateY(0);
}

.btn:disabled {
    background: var(--og-text-dim);
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--og-border);
    color: var(--og-text-secondary);
}

.btn-outline:hover {
    background: var(--og-surface-hover);
    border-color: var(--og-border-hover);
    box-shadow: none;
}

/* Small action buttons for tables */
.btn-small {
    padding: 6px 12px;
    font-size: 11px;
    font-weight: 600;
    margin-right: 4px;
    margin-bottom: 4px;
    border-radius: var(--og-radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    transition: var(--og-transition);
    font-family: inherit;
    letter-spacing: 0.2px;
}

.btn-blue {
    background: var(--og-info-bg);
    color: #60a5fa;
    border-color: rgba(59, 130, 246, 0.2);
}
.btn-blue:hover { background: rgba(59, 130, 246, 0.18); border-color: rgba(59, 130, 246, 0.35); }

.btn-gray {
    background: var(--og-surface-raised);
    color: var(--og-text-secondary);
    border-color: var(--og-border);
}
.btn-gray:hover { background: var(--og-surface-hover); border-color: var(--og-border-hover); }

.btn-warning {
    background: var(--og-warning-bg);
    color: #fbbf24;
    border-color: var(--og-warning-border);
}
.btn-warning:hover { background: rgba(245, 158, 11, 0.18); }

.btn-danger {
    background: var(--og-danger-bg);
    color: #f87171;
    border-color: var(--og-danger-border);
}
.btn-danger:hover { background: rgba(239, 68, 68, 0.18); }

/* --- Badges --- */
.badge {
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.badge::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    flex-shrink: 0;
}

.bg-green {
    background: var(--og-success-bg);
    color: var(--og-success);
    border: 1px solid var(--og-success-border);
}
.bg-green::before { background: var(--og-success); box-shadow: 0 0 6px var(--og-success); }

.bg-red {
    background: var(--og-danger-bg);
    color: var(--og-danger);
    border: 1px solid var(--og-danger-border);
}
.bg-red::before { background: var(--og-danger); }

.bg-gray {
    background: rgba(100, 116, 139, 0.1);
    color: var(--og-text-muted);
    border: 1px solid rgba(100, 116, 139, 0.2);
}
.bg-gray::before { background: var(--og-text-muted); }

.info-pill {
    background: var(--og-info-bg);
    color: #60a5fa;
    padding: 3px 8px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
}

.tenant-pill {
    background: var(--og-surface-raised);
    color: var(--og-text-secondary);
    padding: 4px 10px;
    border-radius: var(--og-radius-sm);
    font-weight: 600;
    font-size: 11px;
    border: 1px solid var(--og-border);
}

/* --- Modals --- */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    justify-content: center;
    align-items: center;
    z-index: 1000;
    animation: fadeIn 0.2s ease;
}

.modal-content {
    background: var(--og-bg-secondary);
    border: 1px solid var(--og-border);
    padding: 28px 32px;
    border-radius: var(--og-radius-lg);
    width: 520px;
    max-width: 90%;
    box-shadow: var(--og-shadow-lg);
    animation: slideUp 0.25s ease;
}

.modal-content h3 {
    margin-top: 0;
    color: var(--og-text-primary);
    font-size: 17px;
    font-weight: 700;
    border-bottom: 1px solid var(--og-border);
    padding-bottom: 14px;
    letter-spacing: -0.2px;
}

/* --- Error / Success messages --- */
.error-message, .error-msg {
    color: var(--og-danger);
    font-size: 12px;
    min-height: 18px;
    display: block;
    font-weight: 500;
}

.success-message {
    color: var(--og-success);
    font-size: 15px;
    font-weight: 600;
    display: none;
}

/* --- Logo preview --- */
.logo-preview {
    max-height: 24px;
    border-radius: 4px;
    filter: brightness(0.95);
}

/* --- Result box (vouchers) --- */
.result-box {
    background: rgba(15, 23, 42, 0.5);
    border: 1px solid var(--og-border);
    border-radius: var(--og-radius-md);
    padding: 16px;
    margin: 16px 0;
    max-height: 250px;
    overflow-y: auto;
    font-family: 'JetBrains Mono', monospace;
    font-size: 15px;
    line-height: 1.6;
    text-align: center;
    letter-spacing: 2px;
    color: var(--og-accent-hover);
}

/* --- Auth / Login Screen --- */
#auth-screen {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--og-bg);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
}

#auth-screen::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 30% 20%, rgba(99, 102, 241, 0.08) 0%, transparent 60%),
        radial-gradient(ellipse at 70% 80%, rgba(59, 130, 246, 0.05) 0%, transparent 60%);
    pointer-events: none;
}

.login-box {
    background: var(--og-surface);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: 40px 36px;
    border-radius: var(--og-radius-xl);
    box-shadow: var(--og-shadow-lg);
    width: 380px;
    border: 1px solid var(--og-border);
    position: relative;
    z-index: 1;
}

.login-box h2 {
    margin-top: 0;
    margin-bottom: 28px;
    color: var(--og-text-primary);
    text-align: center;
    font-size: 20px;
    font-weight: 700;
    letter-spacing: -0.3px;
}

/* --- Captive Portal (index.html) --- */
.captive-container {
    background: var(--og-surface);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: 40px 36px;
    border-radius: var(--og-radius-xl);
    box-shadow: var(--og-shadow-lg);
    width: 100%;
    max-width: 400px;
    text-align: center;
    border: 1px solid var(--og-border);
    position: relative;
    z-index: 1;
}

.captive-container h2 {
    margin-top: 0;
    color: var(--og-text-primary);
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 6px;
    letter-spacing: -0.3px;
}

.captive-subtitle {
    color: var(--og-text-muted);
    font-size: 13px;
    margin-bottom: 28px;
}

/* Captive portal tabs */
.tabs {
    display: flex;
    background: rgba(15, 23, 42, 0.5);
    border-radius: var(--og-radius-md);
    padding: 4px;
    margin-bottom: 28px;
    gap: 4px;
}

.tab {
    flex: 1;
    padding: 10px 0;
    cursor: pointer;
    color: var(--og-text-muted);
    font-weight: 600;
    font-size: 13px;
    border-radius: var(--og-radius-sm);
    transition: var(--og-transition);
    border: none;
    background: none;
    text-align: center;
}

.tab:hover {
    color: var(--og-text-secondary);
}

.tab.active {
    color: white;
    background: var(--og-accent);
    box-shadow: 0 2px 8px var(--og-accent-glow);
}

.form-section { display: none; }
.form-section.active { display: block; }

/* Captive portal inputs */
.captive-container input[type="text"],
.captive-container input[type="tel"],
.captive-container input[type="number"] {
    width: 100%;
    padding: 14px 16px;
    font-size: 16px;
    background: rgba(15, 23, 42, 0.5);
    border: 1px solid var(--og-border);
    border-radius: var(--og-radius-md);
    color: var(--og-text-primary);
    text-align: center;
    letter-spacing: 1.5px;
    margin-bottom: 16px;
    outline: none;
    transition: var(--og-transition);
    font-family: inherit;
    box-sizing: border-box;
}

.captive-container input:focus {
    border-color: var(--og-accent);
    box-shadow: 0 0 0 3px var(--og-accent-glow);
}

.captive-container input:disabled {
    opacity: 0.4;
}

.captive-container .input-label {
    display: block;
    font-size: 13px;
    color: var(--og-text-secondary);
    margin-bottom: 10px;
    font-weight: 500;
}

.captive-container .btn {
    width: 100%;
    padding: 14px;
    font-size: 15px;
    border-radius: var(--og-radius-md);
}

/* --- Animations --- */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Animate page load */
.main-content {
    animation: fadeIn 0.3s ease;
}

/* --- Dashboard layout --- */
#dashboard-screen {
    display: none;
    width: 100%;
    height: 100%;
}

/* ============================================
   ENTERPRISE UX IMPROVEMENTS
   ============================================ */

/* --- 1. Toast Notifications --- */
.toast-container {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 10px;
    pointer-events: none;
}

.toast {
    pointer-events: auto;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 20px;
    border-radius: var(--og-radius-md);
    background: var(--og-bg-secondary);
    border: 1px solid var(--og-border);
    box-shadow: var(--og-shadow-lg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    font-size: 13px;
    font-weight: 500;
    color: var(--og-text-primary);
    min-width: 280px;
    max-width: 420px;
    animation: toastIn 0.3s ease forwards;
    transition: var(--og-transition);
}

.toast.toast-out { animation: toastOut 0.25s ease forwards; }

.toast-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.toast-icon svg { width: 14px; height: 14px; }

.toast.toast-success .toast-icon { background: var(--og-success-bg); color: var(--og-success); }
.toast.toast-error .toast-icon { background: var(--og-danger-bg); color: var(--og-danger); }
.toast.toast-warning .toast-icon { background: var(--og-warning-bg); color: var(--og-warning); }
.toast.toast-info .toast-icon { background: var(--og-info-bg); color: var(--og-info); }

.toast-close {
    margin-left: auto;
    background: none;
    border: none;
    color: var(--og-text-dim);
    cursor: pointer;
    padding: 2px;
    font-size: 16px;
    line-height: 1;
    transition: var(--og-transition);
}
.toast-close:hover { color: var(--og-text-primary); }

@keyframes toastIn {
    from { opacity: 0; transform: translateX(40px); }
    to { opacity: 1; transform: translateX(0); }
}
@keyframes toastOut {
    from { opacity: 1; transform: translateX(0); }
    to { opacity: 0; transform: translateX(40px); }
}

/* --- 2. Responsive Sidebar --- */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 49;
}

.mobile-header {
    display: none;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    background: var(--og-bg-secondary);
    border-bottom: 1px solid var(--og-border);
    position: sticky;
    top: 0;
    z-index: 40;
}

.hamburger {
    background: none;
    border: none;
    color: var(--og-text-primary);
    cursor: pointer;
    padding: 4px;
    display: flex;
    align-items: center;
}
.hamburger svg { width: 22px; height: 22px; }

@media (max-width: 768px) {
    .sidebar {
        position: fixed;
        left: -280px;
        top: 0;
        height: 100%;
        z-index: 50;
        transition: left 0.3s ease;
        width: 260px;
    }
    .sidebar.open { left: 0; }
    .sidebar-overlay.open { display: block; }
    .mobile-header { display: flex; }
    .main-content { padding: 20px 16px; }
    .form-grid { grid-template-columns: 1fr; }
    .generator-grid { grid-template-columns: 1fr 1fr; }
    .stats-row { grid-template-columns: 1fr; }
    .page-header { flex-direction: column; align-items: flex-start; gap: 12px; }
    .page-header h1 { font-size: 18px; }
    .theme-toggle { bottom: 16px; right: 16px; width: 38px; height: 38px; }
    .theme-toggle svg { width: 16px; height: 16px; }

    .captive-container { margin: 16px; padding: 28px 24px; }
}

/* --- 3. Button text centering --- */
.btn { justify-content: center; text-align: center; }

/* --- 4. Skeleton Loaders --- */
.skeleton {
    background: linear-gradient(90deg,
        var(--og-surface-raised) 25%,
        var(--og-surface-hover) 50%,
        var(--og-surface-raised) 75%
    );
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--og-radius-sm);
}

.skeleton-row {
    display: flex;
    gap: 16px;
    padding: 12px 16px;
    border-bottom: 1px solid var(--og-border);
}

.skeleton-cell {
    height: 16px;
    border-radius: 4px;
    background: linear-gradient(90deg,
        var(--og-surface-raised) 25%,
        var(--og-surface-hover) 50%,
        var(--og-surface-raised) 75%
    );
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

.skeleton-cell:nth-child(1) { flex: 2; }
.skeleton-cell:nth-child(2) { flex: 1; }
.skeleton-cell:nth-child(3) { flex: 1; }

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* --- 5. Favicon handled via link tag --- */

/* --- 6. Search/Filter Bar --- */
.table-toolbar {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 22px;
    border-bottom: 1px solid var(--og-border);
}

.search-input {
    flex: 1;
    max-width: 320px;
    padding: 8px 14px 8px 36px;
    background: rgba(15, 23, 42, 0.3);
    border: 1px solid var(--og-border);
    border-radius: var(--og-radius-sm);
    color: var(--og-text-primary);
    font-size: 13px;
    font-family: inherit;
    outline: none;
    transition: var(--og-transition);
}

[data-theme="light"] .search-input { background: rgba(241, 245, 249, 0.5); }

.search-input::placeholder { color: var(--og-text-dim); }
.search-input:focus { border-color: var(--og-accent); box-shadow: 0 0 0 3px var(--og-accent-glow); }

.search-wrapper {
    position: relative;
    flex: 1;
    max-width: 320px;
}

.search-wrapper svg {
    position: absolute;
    left: 11px;
    top: 50%;
    transform: translateY(-50%);
    width: 15px;
    height: 15px;
    color: var(--og-text-dim);
    pointer-events: none;
}

.table-count {
    font-size: 12px;
    color: var(--og-text-muted);
    margin-left: auto;
    white-space: nowrap;
}

/* --- 7. Pagination --- */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 16px 22px;
    border-top: 1px solid var(--og-border);
}

.page-btn {
    min-width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--og-border);
    border-radius: var(--og-radius-sm);
    background: transparent;
    color: var(--og-text-secondary);
    font-size: 13px;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: var(--og-transition);
}

.page-btn:hover { background: var(--og-surface-hover); border-color: var(--og-border-hover); }
.page-btn.active { background: var(--og-accent); color: white; border-color: var(--og-accent); }
.page-btn:disabled { opacity: 0.3; cursor: not-allowed; }
.page-btn svg { width: 14px; height: 14px; }

/* --- 8. Staggered Animations --- */
.stagger-in { animation: staggerFadeIn 0.4s ease both; }
.stagger-in:nth-child(1) { animation-delay: 0s; }
.stagger-in:nth-child(2) { animation-delay: 0.06s; }
.stagger-in:nth-child(3) { animation-delay: 0.12s; }
.stagger-in:nth-child(4) { animation-delay: 0.18s; }
.stagger-in:nth-child(5) { animation-delay: 0.24s; }

@keyframes staggerFadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* --- 9. Tooltips --- */
[data-tooltip] {
    position: relative;
}

[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 6px);
    left: 50%;
    transform: translateX(-50%) scale(0.95);
    padding: 5px 10px;
    background: var(--og-bg-secondary);
    border: 1px solid var(--og-border);
    border-radius: var(--og-radius-sm);
    color: var(--og-text-primary);
    font-size: 11px;
    font-weight: 500;
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.15s ease, transform 0.15s ease;
    z-index: 100;
    box-shadow: var(--og-shadow-md);
}

[data-tooltip]:hover::after {
    opacity: 1;
    transform: translateX(-50%) scale(1);
}

/* --- 10. Styled Confirm Modal --- */
.confirm-modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    justify-content: center;
    align-items: center;
    z-index: 10001;
}

.confirm-modal.open { display: flex; }

.confirm-box {
    background: var(--og-bg-secondary);
    border: 1px solid var(--og-border);
    border-radius: var(--og-radius-lg);
    padding: 28px 32px;
    width: 420px;
    max-width: 90%;
    box-shadow: var(--og-shadow-lg);
    animation: slideUp 0.25s ease;
    text-align: center;
}

.confirm-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.confirm-icon.danger { background: var(--og-danger-bg); border: 1px solid var(--og-danger-border); }
.confirm-icon.danger svg { color: var(--og-danger); }
.confirm-icon.warning { background: var(--og-warning-bg); border: 1px solid var(--og-warning-border); }
.confirm-icon.warning svg { color: var(--og-warning); }
.confirm-icon svg { width: 24px; height: 24px; }

.confirm-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--og-text-primary);
    margin-bottom: 8px;
}

.confirm-text {
    font-size: 13px;
    color: var(--og-text-muted);
    margin-bottom: 24px;
    line-height: 1.5;
}

.confirm-actions {
    display: flex;
    gap: 10px;
    justify-content: center;
}

.confirm-actions .btn { min-width: 110px; }
.btn-danger-solid { background: var(--og-danger); }
.btn-danger-solid:hover { background: #dc2626; box-shadow: 0 0 20px rgba(239,68,68,0.25); }
.btn-warning-solid { background: var(--og-warning); color: #0f172a; }
.btn-warning-solid:hover { background: #d97706; box-shadow: 0 0 20px rgba(245,158,11,0.25); }