/* ============================================
   GrimCRM — Premium Glassmorphism Design
   ============================================ */

:root {
    --bg-primary: #0a0a1a;
    --bg-secondary: #111128;
    --bg-card: rgba(255, 255, 255, 0.05);
    --bg-card-hover: rgba(255, 255, 255, 0.08);
    --glass-bg: rgba(255, 255, 255, 0.06);
    --glass-border: rgba(255, 255, 255, 0.12);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    --glass-blur: blur(20px);
    --text-primary: #e8e8f0;
    --text-secondary: #9898b0;
    --text-muted: #686880;
    --accent: #6366f1;
    --accent-glow: rgba(99, 102, 241, 0.4);
    --accent-2: #06b6d4;
    --accent-2-glow: rgba(6, 182, 212, 0.4);
    --success: #22c55e;
    --success-glow: rgba(34, 197, 94, 0.3);
    --warning: #f59e0b;
    --warning-glow: rgba(245, 158, 11, 0.3);
    --danger: #ef4444;
    --danger-glow: rgba(239, 68, 68, 0.3);
    --info: #3b82f6;
    --sidebar-width: 260px;
    --sidebar-collapsed: 70px;
    --top-bar-height: 64px;
    --radius: 16px;
    --radius-sm: 10px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
    --bg-primary: #f0f2f8;
    --bg-secondary: #e8eaf0;
    --bg-card: rgba(255, 255, 255, 0.7);
    --bg-card-hover: rgba(255, 255, 255, 0.85);
    --glass-bg: rgba(255, 255, 255, 0.65);
    --glass-border: rgba(255, 255, 255, 0.8);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    --text-primary: #1a1a2e;
    --text-secondary: #4a4a6a;
    --text-muted: #8888a0;
    --mobile-sidebar-bg: #f0f2f8;
}

:root {
    --mobile-sidebar-bg: #0d0d20;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 30% 70%, rgba(99, 102, 241, 0.04) 0%, transparent 60%),
                radial-gradient(circle at 70% 30%, rgba(6, 182, 212, 0.03) 0%, transparent 60%);
    pointer-events: none;
    z-index: -1;
}

/* ============================================
   Sidebar
   ============================================ */

.app-wrapper {
    display: flex;
    min-height: 100vh;
    position: relative;
    z-index: 1;
}

.sidebar {
    width: var(--sidebar-width);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-right: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: 100;
    transition: var(--transition);
}

.sidebar-header {
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--glass-border);
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    font-size: 24px;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--accent);
}

.logo-text {
    font-size: 20px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.sidebar-toggle {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 20px;
    cursor: pointer;
    padding: 4px;
    border-radius: 8px;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
}

.sidebar-toggle svg {
    width: 20px;
    height: 20px;
}

.sidebar-toggle:hover {
    background: var(--bg-card);
    color: var(--text-primary);
}

.sidebar-nav {
    flex: 1;
    padding: 12px;
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
    margin-bottom: 4px;
    font-size: 14px;
    font-weight: 500;
}

.nav-item:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
    transform: translateX(4px);
}

.nav-item.active {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(6, 182, 212, 0.15));
    color: var(--accent);
    box-shadow: 0 0 20px var(--accent-glow);
}

.nav-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.nav-icon svg {
    width: 20px;
    height: 20px;
    stroke-width: 1.8;
}

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid var(--glass-border);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px;
    margin-bottom: 8px;
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 14px;
}

.user-details {
    display: flex;
    flex-direction: column;
}

.user-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
}

.user-role {
    font-size: 11px;
    color: var(--text-muted);
}

.logout-btn {
    color: var(--danger) !important;
}

.logout-btn:hover {
    background: rgba(239, 68, 68, 0.1) !important;
}

/* ============================================
   Main Content
   ============================================ */

.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    transition: var(--transition);
}

.top-bar {
    height: var(--top-bar-height);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 50;
}

.top-bar-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 24px;
    cursor: pointer;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
}

.mobile-menu-btn svg {
    width: 24px;
    height: 24px;
}

.page-title {
    font-size: 20px;
    font-weight: 600;
}

.top-bar-right {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.theme-toggle {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

.theme-toggle svg {
    width: 18px;
    height: 18px;
}

.theme-toggle:hover {
    background: var(--bg-card-hover);
    transform: rotate(30deg);
}

.notification-bell {
    position: relative;
}

.bell-link {
    text-decoration: none;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
}

.bell-link svg {
    width: 20px;
    height: 20px;
}

.notification-badge {
    position: absolute;
    top: -2px;
    right: -2px;
    background: var(--danger);
    color: white;
    font-size: 9px;
    font-weight: 700;
    min-width: 16px;
    height: 16px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--bg-primary);
}

@keyframes pulse-badge {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.content-area {
    padding: 24px;
}

/* ============================================
   Glass Cards
   ============================================ */

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--glass-shadow);
    transition: var(--transition);
}

.glass-card:hover {
    border-color: rgba(255, 255, 255, 0.18);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

.glass-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.glass-card-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

/* ============================================
   Stat Cards
   ============================================ */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 24px;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--accent-2));
    opacity: 0;
    transition: var(--transition);
}

.stat-card:hover::before {
    opacity: 1;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.stat-icon {
    font-size: 28px;
    margin-bottom: 12px;
}

.stat-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
}

.stat-card.accent .stat-value { color: var(--accent); }
.stat-card.accent-2 .stat-value { color: var(--accent-2); }
.stat-card.success .stat-value { color: var(--success); }
.stat-card.warning .stat-value { color: var(--warning); }
.stat-card.danger .stat-value { color: var(--danger); }

/* ============================================
   Forms
   ============================================ */

.glass-input {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 14px;
    transition: var(--transition);
    outline: none;
}

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

.glass-input::placeholder {
    color: var(--text-muted);
}

.glass-select {
    width: 100%;
    padding: 12px 36px 12px 16px;
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 14px;
    transition: var(--transition);
    outline: none;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%239898b0' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
}

.glass-select option,
.glass-select optgroup {
    background: #1a1a2e;
    color: var(--text-primary);
    padding: 8px;
}

.glass-select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

textarea.glass-input {
    min-height: 100px;
    resize: vertical;
}

.form-group {
    margin-bottom: 16px;
}

.form-label {
    display: block;
    margin-bottom: 6px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 24px;
}

/* ============================================
   Buttons
   ============================================ */

.glass-btn {
    padding: 10px 20px;
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    background: var(--bg-card);
    color: var(--text-primary);
}

.glass-btn:hover {
    background: var(--bg-card-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.glass-btn-primary {
    background: linear-gradient(135deg, var(--accent), #8b5cf6);
    border-color: transparent;
    color: white;
}

.glass-btn-primary:hover {
    background: linear-gradient(135deg, #818cf8, #7c3aed);
    box-shadow: 0 4px 20px var(--accent-glow);
    transform: translateY(-2px);
}

.glass-btn-success {
    background: linear-gradient(135deg, var(--success), #16a34a);
    border-color: transparent;
    color: white;
}

.glass-btn-success:hover {
    background: linear-gradient(135deg, #4ade80, #15803d);
    box-shadow: 0 4px 20px var(--success-glow);
    transform: translateY(-2px);
}

.glass-btn-danger {
    background: linear-gradient(135deg, var(--danger), #dc2626);
    border-color: transparent;
    color: white;
}

.glass-btn-danger:hover {
    background: linear-gradient(135deg, #f87171, #b91c1c);
    box-shadow: 0 4px 20px var(--danger-glow);
    transform: translateY(-2px);
}

.glass-btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

/* ============================================
   Tables
   ============================================ */

.glass-table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius);
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
}

.glass-table {
    width: 100%;
    border-collapse: collapse;
}

.glass-table th {
    padding: 14px 16px;
    text-align: left;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    background: var(--bg-card);
    border-bottom: 1px solid var(--glass-border);
}

.glass-table td {
    padding: 14px 16px;
    font-size: 14px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    transition: var(--transition);
}

.glass-table tr:hover td {
    background: var(--bg-card-hover);
}

.glass-table tr:last-child td {
    border-bottom: none;
}

/* ============================================
   Badges
   ============================================ */

.glass-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.badge-worker {
    background: rgba(59, 130, 246, 0.15);
    color: var(--info);
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.badge-admin {
    background: rgba(99, 102, 241, 0.15);
    color: var(--accent);
    border: 1px solid rgba(99, 102, 241, 0.3);
}

.badge-director {
    background: rgba(139, 92, 246, 0.15);
    color: #a78bfa;
    border: 1px solid rgba(139, 92, 246, 0.3);
}

.badge-pending {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-in_progress {
    background: rgba(59, 130, 246, 0.15);
    color: var(--info);
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.badge-completed {
    background: rgba(34, 197, 94, 0.15);
    color: var(--success);
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.badge-cancelled {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-postponed {
    background: rgba(168, 85, 247, 0.15);
    color: #a855f7;
    border: 1px solid rgba(168, 85, 247, 0.3);
}

.badge-active {
    background: rgba(34, 197, 94, 0.15);
    color: var(--success);
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.badge-expired {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.row-expired {
    background: rgba(239, 68, 68, 0.05) !important;
}

.row-expired:hover {
    background: rgba(239, 68, 68, 0.1) !important;
}

/* ============================================
   Alerts
   ============================================ */

.messages-container {
    padding: 0 24px;
    margin-top: 16px;
}

.alert {
    padding: 12px 20px;
    border-radius: var(--radius-sm);
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 500;
    animation: slideDown 0.3s ease;
}

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

.alert-success {
    background: rgba(34, 197, 94, 0.15);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: var(--success);
}

.alert-error {
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--danger);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.15);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: var(--warning);
}

.alert-info {
    background: rgba(59, 130, 246, 0.15);
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: var(--info);
}

/* ============================================
   Login Page
   ============================================ */

.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-card {
    width: 100%;
    max-width: 420px;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 48px 40px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
}

.login-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent), var(--accent-2), var(--accent));
}

.login-logo {
    text-align: center;
    margin-bottom: 32px;
}

.login-logo .logo-icon {
    font-size: 48px;
    display: block;
    margin-bottom: 12px;
}

.login-logo .logo-text {
    font-size: 28px;
    font-weight: 700;
}

.login-subtitle {
    color: var(--text-secondary);
    font-size: 14px;
    text-align: center;
    margin-bottom: 32px;
}

/* ============================================
   Charts (CSS-only)
   ============================================ */

.chart-bar-container {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    min-height: 200px;
    padding: 30px 0 10px;
}

.chart-bar {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    min-width: 0;
}

.chart-bar-fill {
    width: 100%;
    max-width: 48px;
    border-radius: 8px 8px 0 0;
    background: linear-gradient(180deg, var(--accent), rgba(99, 102, 241, 0.3));
    transition: height 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    min-height: 4px;
}

.chart-bar-label {
    font-size: 11px;
    color: var(--text-muted);
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
}

.chart-bar-value {
    font-size: 13px;
    font-weight: 700;
    color: var(--text-primary);
    text-align: center;
}

/* ============================================
   Activity Feed
   ============================================ */

.activity-list {
    max-height: 400px;
    overflow-y: auto;
}

.activity-item {
    display: flex;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.activity-item:last-child {
    border-bottom: none;
}

.activity-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent);
    margin-top: 6px;
    flex-shrink: 0;
}

.activity-content {
    flex: 1;
}

.activity-action {
    font-size: 13px;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.activity-time {
    font-size: 11px;
    color: var(--text-muted);
}

/* ============================================
   Pagination
   ============================================ */

.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    margin-top: 24px;
}

.pagination a, .pagination span {
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
    color: var(--text-secondary);
    transition: var(--transition);
}

.pagination a:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
}

.pagination .current {
    background: linear-gradient(135deg, var(--accent), #8b5cf6);
    color: white;
}

/* ============================================
   Grid layouts
   ============================================ */

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    overflow: hidden;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

/* ============================================
   Search & Filters
   ============================================ */

.filter-bar {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
    flex-wrap: wrap;
    align-items: center;
}

.filter-bar .glass-input,
.filter-bar .glass-select {
    width: auto;
    min-width: 200px;
}

.search-box {
    position: relative;
    flex: 1;
    max-width: 400px;
}

.search-box .glass-input {
    padding-left: 40px;
}

.search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

/* ============================================
   Detail Pages
   ============================================ */

.detail-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.detail-title {
    font-size: 24px;
    font-weight: 700;
}

.detail-actions {
    display: flex;
    gap: 12px;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 16px;
}

.info-item {
    padding: 12px 16px;
    background: var(--bg-card);
    border-radius: var(--radius-sm);
    border: 1px solid var(--glass-border);
}

.info-label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.info-value {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-primary);
}

/* ============================================
   Tabs
   ============================================ */

.tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 24px;
    border-bottom: 1px solid var(--glass-border);
}

.tab-btn {
    padding: 12px 20px;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
}

.tab-btn:hover {
    color: var(--text-primary);
}

.tab-btn.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ============================================
   Quick Actions
   ============================================ */

.quick-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.quick-action-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    transition: var(--transition);
}

.quick-action-btn:hover {
    background: var(--bg-card-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* ============================================
   Empty State
   ============================================ */

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.empty-state-icon {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-state-text {
    font-size: 16px;
    margin-bottom: 8px;
}

/* ============================================
   Print Styles
   ============================================ */

@media print {
    .sidebar, .top-bar, .glass-btn, .filter-bar {
        display: none !important;
    }
    .main-content {
        margin-left: 0 !important;
    }
    .glass-card {
        box-shadow: none;
        border: 1px solid #ddd;
        background: white;
    }
    body {
        background: white;
        color: black;
    }
}

/* ============================================
   Responsive — Mobile First Adaptation
   ============================================ */

.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 150;
}

/* ---- Tablet (max-width: 1024px) ---- */
@media (max-width: 1024px) {
    .grid-2 { grid-template-columns: 1fr; }
    .grid-3 { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }

    .detail-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }
    .detail-actions { width: 100%; flex-wrap: wrap; }

    .filter-bar .glass-input,
    .filter-bar .glass-select { min-width: 140px; flex: 1; }
    .info-grid { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
}

/* ---- Mobile (max-width: 768px) ---- */
@media (max-width: 768px) {

    /* === SHELL === */
    .sidebar {
        transform: translateX(-100%);
        z-index: 200;
        transition: transform 0.3s ease;
        width: 280px;
        background: var(--mobile-sidebar-bg);
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
    }
    .sidebar.open { transform: translateX(0); }
    .sidebar-overlay.active { display: block; }
    .main-content { margin-left: 0; }
    .mobile-menu-btn { display: block; }

    /* === TOP BAR — larger touch targets === */
    .top-bar { padding: 0 12px; height: 56px; }
    .mobile-menu-btn {
        font-size: 28px;
        padding: 8px;
        min-width: 44px;
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    .page-title {
        font-size: 16px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        max-width: 140px;
    }
    .theme-toggle {
        width: 44px;
        height: 44px;
        font-size: 18px;
    }
    .bell-link { font-size: 24px; }

    /* === CONTENT === */
    .content-area { padding: 12px; }
    .main-content { overflow-x: hidden; }

    /* === STATS — stacked, larger values === */
    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }
    .stat-card { padding: 14px; }
    .stat-value { font-size: 28px; }
    .stat-icon { font-size: 24px; margin-bottom: 6px; }
    .stat-label { font-size: 12px; }

    /* === CARDS === */
    .glass-card { padding: 14px; border-radius: 12px; }

    /* === TABLES — horizontal scroll === */
    .glass-table-wrapper {
        margin-left: -12px;
        margin-right: -12px;
        border-radius: 0;
        border-left: none;
        border-right: none;
    }
    .glass-table th,
    .glass-table td {
        padding: 10px 12px;
        font-size: 13px;
        white-space: nowrap;
    }
    .glass-table th { font-size: 11px; }

    /* === FORMS — 16px prevents iOS zoom, full width === */
    .glass-input,
    .glass-select {
        padding: 12px 14px;
        font-size: 16px;
        border-radius: 12px;
    }
    .form-group { margin-bottom: 14px; }
    .form-label { font-size: 12px; }
    .form-row { grid-template-columns: 1fr; gap: 0; }
    .form-actions {
        flex-direction: column;
        gap: 10px;
        position: sticky;
        bottom: 0;
        background: var(--bg-primary);
        padding: 12px 0;
        margin: 16px -14px -14px;
        border-top: 1px solid var(--glass-border);
    }
    .form-actions .glass-btn {
        width: 100%;
        justify-content: center;
        padding: 14px;
        font-size: 15px;
        min-height: 48px;
    }

    /* === BUTTONS — 48px min touch target === */
    .glass-btn {
        padding: 12px 18px;
        font-size: 14px;
        min-height: 44px;
    }
    .glass-btn-sm {
        padding: 8px 14px;
        font-size: 13px;
        min-height: 36px;
    }

    /* === TABS — horizontal scroll === */
    .tabs {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        gap: 0;
        border-bottom-width: 2px;
        margin-bottom: 16px;
    }
    .tabs::-webkit-scrollbar { display: none; }
    .tab-btn {
        padding: 12px 16px;
        font-size: 14px;
        white-space: nowrap;
        min-height: 44px;
        flex-shrink: 0;
    }

    /* === FILTERS — stacked, full width === */
    .filter-bar {
        flex-direction: column;
        gap: 10px;
    }
    .filter-bar .glass-input,
    .filter-bar .glass-select {
        width: 100%;
        min-width: 0;
    }
    .search-box { max-width: 100%; }

    /* === DETAIL PAGES === */
    .detail-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
    .detail-title { font-size: 20px; }
    .detail-actions {
        width: 100%;
        flex-wrap: wrap;
        gap: 8px;
    }
    .detail-actions .glass-btn {
        flex: 1 1 calc(50% - 4px);
        justify-content: center;
        min-width: 0;
    }

    /* === INFO GRID — single column === */
    .info-grid {
        grid-template-columns: 1fr;
        gap: 8px;
    }
    .info-item { padding: 10px 12px; }
    .info-label { font-size: 10px; }
    .info-value { font-size: 14px; }

    /* === DELIVERY ROUTES === */
    .delivery-route-item {
        padding: 12px;
        gap: 10px;
        flex-wrap: wrap;
    }
    .route-number {
        width: 32px;
        height: 32px;
        font-size: 13px;
    }
    .route-details { min-width: 0; flex: 1; }
    .route-client { font-size: 14px; }
    .route-address { font-size: 12px; }

    /* === CHARTS === */
    .chart-bar-container { height: 140px; gap: 4px; }
    .chart-bar-value { font-size: 10px; }
    .chart-bar-label { font-size: 9px; }
    .chart-bar-fill { max-width: 32px; }

    /* === QUICK ACTIONS — 2 columns === */
    .quick-actions {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }
    .quick-action-btn {
        justify-content: center;
        padding: 12px 8px;
        font-size: 12px;
        min-height: 44px;
        text-align: center;
    }

    /* === PAGINATION — prev/next only === */
    .pagination { gap: 2px; }
    .pagination a,
    .pagination span {
        padding: 8px 10px;
        font-size: 13px;
        min-height: 36px;
    }

    /* === MAP === */
    #clientMap,
    #clientDetailMap,
    #deliveryRouteMap {
        height: 260px;
    }

    /* === ALERTS === */
    .messages-container { padding: 0 12px; margin-top: 10px; }
    .alert { padding: 12px 14px; font-size: 13px; border-radius: 10px; }

    /* === LOGIN === */
    .login-card { padding: 28px 18px; border-radius: 16px; }
    .login-logo .logo-icon { font-size: 40px; }
    .login-logo .logo-text { font-size: 24px; }
    .login-subtitle { font-size: 13px; }

    /* === EMPTY STATE === */
    .empty-state { padding: 40px 16px; }
    .empty-state-icon { font-size: 40px; }
    .empty-state-text { font-size: 14px; }

    /* === DELIVERY SHEET === */
    .delivery-sheet { max-width: 100%; }
}

/* ---- Small phones (max-width: 480px) ---- */
@media (max-width: 480px) {
    .stats-grid { grid-template-columns: 1fr; }
    .stat-value { font-size: 32px; }
    .page-title { font-size: 15px; max-width: 110px; }

    .detail-actions .glass-btn {
        flex: 1 1 100%;
    }

    .quick-actions { grid-template-columns: 1fr; }

    .glass-table th,
    .glass-table td { padding: 8px 10px; font-size: 12px; }
}

/* ============================================
   Scrollbar
   ============================================ */

::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--glass-border);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* ============================================
   Animations
   ============================================ */

.animate-in {
    animation: slideUp 0.4s ease forwards;
    opacity: 0;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.glow-card {
    box-shadow: 0 0 20px var(--accent-glow);
}

/* ============================================
   Delivery Sheet
   ============================================ */

.delivery-sheet {
    max-width: 800px;
    margin: 0 auto;
}

.delivery-sheet-header {
    text-align: center;
    margin-bottom: 32px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--glass-border);
}

.delivery-route-item {
    display: flex;
    gap: 16px;
    padding: 16px;
    background: var(--bg-card);
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
    border: 1px solid var(--glass-border);
}

.route-number {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 14px;
    flex-shrink: 0;
}

.route-details {
    flex: 1;
}

.route-client {
    font-weight: 600;
    margin-bottom: 4px;
}

.route-address {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.route-bottles {
    font-size: 13px;
    color: var(--accent);
    font-weight: 500;
}

/* ============================================
   Leaflet Map Overrides
   ============================================ */

.leaflet-popup-content-wrapper {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.leaflet-popup-tip {
    background: var(--glass-bg);
}

.leaflet-control-zoom a {
    background: var(--glass-bg) !important;
    color: var(--text-primary) !important;
    border-color: var(--glass-border) !important;
}

.leaflet-control-attribution {
    background: rgba(0, 0, 0, 0.5) !important;
    color: var(--text-muted) !important;
    font-size: 10px;
}

.leaflet-control-attribution a {
    color: var(--accent) !important;
}