/* ============================================
   CUSTOMER SUPPORT MANAGEMENT SYSTEM v2.0
   Premium 4K Theme - Glassmorphism + Neon Glow
   Multi-Color | Water Drop | Page Navigation
   ============================================ */

:root {
    /* === Core Colors === */
    --primary: #0d6efd;
    --primary-dark: #0b5ed7;
    --primary-light: #3d8bfd;
    --secondary: #6c757d;
    --success: #10b981;
    --info: #06b6d4;
    --warning: #f59e0b;
    --danger: #ef4444;
    --purple: #8b5cf6;
    --pink: #ec4899;
    --indigo: #6366f1;
    --teal: #14b8a6;
    --orange: #f97316;
    --cyan: #22d3ee;

    /* === Gradients === */
    --primary-gradient: linear-gradient(135deg, #0d6efd 0%, #8b5cf6 100%);
    --success-gradient: linear-gradient(135deg, #10b981 0%, #06b6d4 100%);
    --warning-gradient: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
    --danger-gradient: linear-gradient(135deg, #ef4444 0%, #ec4899 100%);
    --info-gradient: linear-gradient(135deg, #06b6d4 0%, #6366f1 100%);
    --dark-gradient: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    --rainbow-gradient: linear-gradient(90deg, #0d6efd, #8b5cf6, #ec4899, #ef4444, #f59e0b, #10b981, #06b6d4);

    /* === Glassmorphism === */
    --glass-bg: rgba(255, 255, 255, 0.65);
    --glass-border: rgba(255, 255, 255, 0.35);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
    --glass-blur: 16px;
    --glass-blur-strong: 24px;

    /* === Glow Effects (4K) === */
    --glow-primary: 0 0 20px rgba(13, 110, 253, 0.3), 0 0 40px rgba(13, 110, 253, 0.15);
    --glow-success: 0 0 20px rgba(16, 185, 129, 0.3), 0 0 40px rgba(16, 185, 129, 0.15);
    --glow-danger: 0 0 20px rgba(239, 68, 68, 0.3), 0 0 40px rgba(239, 68, 68, 0.15);
    --glow-warning: 0 0 20px rgba(245, 158, 11, 0.3), 0 0 40px rgba(245, 158, 11, 0.15);
    --glow-purple: 0 0 20px rgba(139, 92, 246, 0.3), 0 0 40px rgba(139, 92, 246, 0.15);

    /* === Shadows === */
    --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 24px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 48px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 16px 64px rgba(0, 0, 0, 0.12);
    --shadow-glow: 0 4px 24px rgba(13, 110, 253, 0.25);

    /* === Dimensions === */
    --sidebar-width: 260px;
    --header-height: 60px;
    --card-radius: 16px;
    --card-radius-sm: 12px;
    --btn-radius: 10px;
    --btn-radius-pill: 50px;

    /* === Transitions === */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

    /* === Navigation === */
    --navy-bg: linear-gradient(135deg, #0f1729 0%, #1a2744 50%, #0f1729 100%);
}

/* ============================================
   GLOBAL & LAYOUT
   ============================================ */

* {
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: #f0f2f5;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

.wrapper {
    display: flex;
    min-height: 100vh;
    background: linear-gradient(135deg, #f0f2f5 0%, #e8ecf1 100%);
}

.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    background: linear-gradient(135deg, #f0f2f5 0%, #e8ecf1 100%);
    transition: margin-left var(--transition-normal);
}

/* ============================================
   PREMIUM GLASSMORPHISM BASE
   ============================================ */

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

.glass-strong {
    background: rgba(255, 255, 255, 0.82);
    backdrop-filter: blur(var(--glass-blur-strong));
    -webkit-backdrop-filter: blur(var(--glass-blur-strong));
    border: 1px solid rgba(255, 255, 255, 0.42);
    box-shadow: var(--shadow-md);
}

/* ============================================
   WATER DROP NOTCH PAGE HEADER
   ============================================ */

.page-header {
    position: relative;
    padding: 1.5rem 1.75rem;
    margin-bottom: 1.75rem;
    background: var(--primary-gradient);
    border-radius: 0 0 36px 36px;
    color: #fff;
    overflow: hidden;
    box-shadow: var(--glow-primary), var(--shadow-md);
}

/* Water drop decoration - large circle top-right */
.page-header::before {
    content: '';
    position: absolute;
    top: -50px;
    right: -30px;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

/* Water drop decoration - smaller circle mid-left */
.page-header::after {
    content: '';
    position: absolute;
    bottom: -40px;
    left: 10%;
    width: 120px;
    height: 120px;
    background: radial-gradient(circle, rgba(255,255,255,0.06) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

/* Water drop notch at bottom center */
.page-header .header-notch {
    position: absolute;
    bottom: -16px;
    left: 50%;
    transform: translateX(-50%);
    width: 48px;
    height: 48px;
    background: #f0f2f5;
    border-radius: 50%;
    z-index: 2;
    box-shadow: inset 0 2px 6px rgba(0,0,0,0.06);
}

.page-header .header-notch::before {
    content: '';
    position: absolute;
    top: -24px;
    left: -14px;
    right: -14px;
    height: 40px;
    background: var(--primary-gradient);
    border-radius: 0 0 50% 50%;
}

/* Header title */
.page-header h4 {
    font-weight: 800;
    margin-bottom: 0.15rem;
    position: relative;
    z-index: 1;
    font-size: 1.35rem;
    letter-spacing: -0.3px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.page-header h4 i {
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.15));
}

/* Breadcrumb navigation in header */
.page-header .breadcrumb-nav {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.78rem;
    opacity: 0.88;
    position: relative;
    z-index: 1;
    margin-bottom: 0.5rem;
    flex-wrap: wrap;
}

.page-header .breadcrumb-nav a {
    color: #fff;
    text-decoration: none;
    transition: opacity var(--transition-fast);
    padding: 2px 4px;
    border-radius: 4px;
}

.page-header .breadcrumb-nav a:hover {
    opacity: 1;
    text-decoration: underline;
    background: rgba(255,255,255,0.1);
}

.page-header .breadcrumb-nav i.bi-chevron-right {
    font-size: 0.6rem;
    opacity: 0.6;
}

.page-header .breadcrumb-nav span.active {
    font-weight: 600;
    opacity: 1;
}

/* Header actions area */
.page-header .header-actions {
    position: relative;
    z-index: 1;
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.page-header .header-actions .btn {
    font-size: 0.8rem;
    padding: 0.4rem 0.9rem;
    border-radius: var(--btn-radius-pill);
}

.page-header .header-actions .btn-outline-light {
    border-color: rgba(255,255,255,0.4);
    color: #fff;
}

.page-header .header-actions .btn-outline-light:hover {
    background: rgba(255,255,255,0.15);
    border-color: rgba(255,255,255,0.6);
}

/* ============================================
   MULTI-COLOR PAGE HEADER VARIANTS
   ============================================ */

.page-header.header-success { background: var(--success-gradient); box-shadow: var(--glow-success), var(--shadow-md); }
.page-header.header-success .header-notch::before { background: var(--success-gradient); }
.page-header.header-danger { background: var(--danger-gradient); box-shadow: var(--glow-danger), var(--shadow-md); }
.page-header.header-danger .header-notch::before { background: var(--danger-gradient); }
.page-header.header-warning { background: var(--warning-gradient); box-shadow: var(--glow-warning), var(--shadow-md); }
.page-header.header-warning .header-notch::before { background: var(--warning-gradient); }
.page-header.header-info { background: var(--info-gradient); box-shadow: 0 0 20px rgba(6, 182, 212, 0.3), 0 0 40px rgba(99, 102, 241, 0.15), var(--shadow-md); }
.page-header.header-info .header-notch::before { background: var(--info-gradient); }
.page-header.header-dark { background: var(--dark-gradient); }
.page-header.header-dark .header-notch::before { background: var(--dark-gradient); }

/* ============================================
   SIDEBAR (Glass Navy)
   ============================================ */

.sidebar {
    width: var(--sidebar-width) !important;
    border-right: 1px solid rgba(255,255,255,0.06) !important;
}

@media (min-width: 992px) {
    .sidebar.offcanvas-lg {
        background: var(--navy-bg) !important;
        position: fixed !important;
        z-index: 1020;
        visibility: visible !important;
        transform: none !important;
        top: 0;
        left: 0;
        height: 100vh;
    }
    .sidebar.offcanvas-lg .offcanvas-header {
        display: flex !important;
        border-bottom: 1px solid rgba(255,255,255,0.06);
    }
    .sidebar.offcanvas-lg .offcanvas-body {
        display: flex !important;
        flex-direction: column !important;
        padding: 0 !important;
        overflow-y: auto !important;
        flex-grow: 1 !important;
        height: calc(100vh - 56px);
    }
    .sidebar.offcanvas-lg .offcanvas-body .nav {
        flex: 1;
    }
}

@media (max-width: 991.98px) {
    .sidebar.offcanvas-lg {
        background: var(--navy-bg) !important;
    }
}

.sidebar .offcanvas-header {
    background: transparent !important;
    padding: 1rem 1.25rem;
}

.sidebar .nav-link {
    border-radius: 12px;
    padding: 11px 16px;
    margin: 3px 10px;
    font-size: 0.88rem;
    transition: all var(--transition-fast);
    color: rgba(255,255,255,0.6) !important;
    position: relative;
    font-weight: 450;
}

.sidebar .nav-link:hover {
    background: rgba(255,255,255,0.08);
    color: #fff !important;
    transform: translateX(5px);
    box-shadow: 0 2px 12px rgba(0,0,0,0.15);
}

.sidebar .nav-link.active {
    background: var(--primary-gradient);
    color: #fff !important;
    font-weight: 600;
    box-shadow: var(--glow-primary), 0 2px 12px rgba(13,110,253,0.3);
    transform: translateX(3px);
}

.sidebar .nav-link i {
    font-size: 1.15rem;
    width: 24px;
    text-align: center;
}

/* Active glow indicator */
.sidebar .nav-link.active::after {
    content: '';
    position: absolute;
    right: -1px;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 24px;
    background: #fff;
    border-radius: 4px 0 0 4px;
    box-shadow: 0 0 12px rgba(255,255,255,0.4);
}

/* ============================================
   NAVBAR (Premium Glass)
   ============================================ */

.navbar {
    border-bottom: 1px solid rgba(0,0,0,0.04);
    background: rgba(255,255,255,0.75) !important;
    backdrop-filter: blur(24px) saturate(1.5);
    -webkit-backdrop-filter: blur(24px) saturate(1.5);
    z-index: 1030;
    padding: 0.5rem 0;
}

/* ============================================
   CARDS (Premium Glass + Hover Lift)
   ============================================ */

.card {
    border-radius: var(--card-radius);
    background: rgba(255,255,255,0.78);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid rgba(255,255,255,0.45);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    overflow: visible;
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-3px);
}

.card-header {
    border-radius: var(--card-radius) var(--card-radius) 0 0 !important;
    background: transparent;
    border-bottom: 1px solid rgba(0,0,0,0.04);
    padding: 1rem 1.25rem;
}

.card-body {
    padding: 1.25rem;
}

/* === Stat Cards === */
.stat-card {
    transition: all var(--transition-normal);
    cursor: default;
    overflow: hidden;
    position: relative;
    border: none;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

/* Glossy overlay on all stat cards */
.stat-card::before {
    content: '';
    position: absolute;
    top: -60%;
    left: -60%;
    width: 220%;
    height: 220%;
    background: radial-gradient(circle at 30% 20%, rgba(255,255,255,0.2) 0%, transparent 50%);
    pointer-events: none;
}

.stat-card .stat-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    background: rgba(13,110,253,0.1);
    backdrop-filter: blur(8px);
    font-size: 1.4rem;
}

/* Multi-color stat cards */
.stat-card.primary-gradient { background: linear-gradient(135deg, rgba(13,110,253,0.08), rgba(139,92,246,0.08)); border-left: 4px solid #0d6efd; }
.stat-card.success-gradient { background: linear-gradient(135deg, rgba(16,185,129,0.08), rgba(6,182,212,0.08)); border-left: 4px solid #10b981; }
.stat-card.warning-gradient { background: linear-gradient(135deg, rgba(245,158,11,0.08), rgba(239,68,68,0.08)); border-left: 4px solid #f59e0b; }
.stat-card.danger-gradient { background: linear-gradient(135deg, rgba(239,68,68,0.08), rgba(236,72,153,0.08)); border-left: 4px solid #ef4444; }
.stat-card.info-gradient { background: linear-gradient(135deg, rgba(6,182,212,0.08), rgba(99,102,241,0.08)); border-left: 4px solid #06b6d4; }

/* ============================================
   4K GLOW BADGES
   ============================================ */

.badge {
    font-weight: 500;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    letter-spacing: 0.3px;
}

.badge.bg-primary { box-shadow: var(--glow-primary); }
.badge.bg-success { box-shadow: var(--glow-success); }
.badge.bg-danger { box-shadow: var(--glow-danger); }
.badge.bg-warning { box-shadow: var(--glow-warning); color: #1e293b; }

/* ============================================
   TABLES (Premium)
   ============================================ */

.table {
    margin-bottom: 0;
}

.table th {
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: #64748b;
    border-bottom-width: 1px;
    border-bottom-color: rgba(0,0,0,0.06);
    padding: 0.85rem 0.75rem;
    background: rgba(248,249,250,0.5);
}

.table td {
    vertical-align: middle;
    font-size: 0.87rem;
    padding: 0.75rem;
    border-bottom-color: rgba(0,0,0,0.04);
}

.table-hover tbody tr:hover {
    background: rgba(13,110,253,0.04);
    transition: background var(--transition-fast);
}

.table tbody tr {
    transition: background var(--transition-fast);
}

/* ============================================
   BUTTONS (Glossy + Glow + Multi-Color)
   ============================================ */

.btn {
    border-radius: var(--btn-radius);
    font-weight: 550;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
    padding: 0.5rem 1.1rem;
    font-size: 0.88rem;
    letter-spacing: 0.2px;
    border: none;
}

.btn:hover {
    transform: translateY(-2px);
}

.btn:active {
    transform: translateY(0) scale(0.98);
}

.btn:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px rgba(13,110,253,0.3);
}

/* === Primary Button === */
.btn-primary {
    background: var(--primary-gradient);
    color: #fff;
    box-shadow: 0 4px 14px rgba(13,110,253,0.3);
}

.btn-primary:hover {
    box-shadow: var(--glow-primary), 0 6px 20px rgba(13,110,253,0.35);
    color: #fff;
    transform: translateY(-2px);
}

.btn-primary:active {
    box-shadow: 0 2px 8px rgba(13,110,253,0.25);
}

/* === Success Button === */
.btn-success {
    background: var(--success-gradient);
    box-shadow: 0 4px 14px rgba(16,185,129,0.3);
}
.btn-success:hover {
    box-shadow: var(--glow-success), 0 6px 20px rgba(16,185,129,0.35);
    color: #fff;
    transform: translateY(-2px);
}

/* === Danger Button === */
.btn-danger {
    background: var(--danger-gradient);
    box-shadow: 0 4px 14px rgba(239,68,68,0.3);
}
.btn-danger:hover {
    box-shadow: var(--glow-danger), 0 6px 20px rgba(239,68,68,0.35);
    color: #fff;
    transform: translateY(-2px);
}

/* === Warning Button === */
.btn-warning {
    background: var(--warning-gradient);
    box-shadow: 0 4px 14px rgba(245,158,11,0.3);
    color: #fff;
}
.btn-warning:hover {
    box-shadow: var(--glow-warning), 0 6px 20px rgba(245,158,11,0.35);
    color: #fff;
    transform: translateY(-2px);
}

/* === Info Button === */
.btn-info {
    background: var(--info-gradient);
    box-shadow: 0 4px 14px rgba(6,182,212,0.3);
    color: #fff;
}
.btn-info:hover {
    box-shadow: 0 0 20px rgba(6,182,212,0.3), 0 0 40px rgba(99,102,241,0.15), 0 6px 20px rgba(6,182,212,0.35);
    color: #fff;
    transform: translateY(-2px);
}

/* === Outlined Buttons (enhanced) === */
.btn-outline-primary {
    border: 2px solid #0d6efd;
    color: #0d6efd;
    background: transparent;
}
.btn-outline-primary:hover {
    background: var(--primary-gradient);
    border-color: transparent;
    color: #fff;
    box-shadow: var(--glow-primary);
}

.btn-outline-success {
    border: 2px solid #10b981;
    color: #10b981;
    background: transparent;
}
.btn-outline-success:hover {
    background: var(--success-gradient);
    border-color: transparent;
    color: #fff;
    box-shadow: var(--glow-success);
}

.btn-outline-danger {
    border: 2px solid #ef4444;
    color: #ef4444;
    background: transparent;
}
.btn-outline-danger:hover {
    background: var(--danger-gradient);
    border-color: transparent;
    color: #fff;
    box-shadow: var(--glow-danger);
}

.btn-outline-light {
    border: 2px solid rgba(255,255,255,0.3);
    color: #fff;
}
.btn-outline-light:hover {
    background: rgba(255,255,255,0.15);
    border-color: rgba(255,255,255,0.5);
}

.btn-outline-secondary {
    border: 2px solid #6c757d;
    color: #6c757d;
}
.btn-outline-secondary:hover {
    background: #6c757d;
    border-color: #6c757d;
    color: #fff;
}

/* === Button Sizes === */
.btn-sm {
    padding: 0.35rem 0.85rem;
    font-size: 0.78rem;
    border-radius: 8px;
}

.btn-lg {
    padding: 0.7rem 1.5rem;
    font-size: 1rem;
    border-radius: 14px;
}

/* === Pill Buttons (used in technician mobile) === */
.btn-pill {
    border-radius: var(--btn-radius-pill) !important;
    padding: 0.6rem 1.4rem;
    font-weight: 600;
}

/* === Glossy Shine Effect on Buttons === */
.btn::after {
    content: '';
    position: absolute;
    top: -60%;
    left: -60%;
    width: 220%;
    height: 220%;
    background: radial-gradient(circle at 30% 20%, rgba(255,255,255,0.18) 0%, transparent 50%);
    pointer-events: none;
    transition: opacity 0.3s;
}

.btn:hover::after {
    opacity: 0.7;
}

/* === Icon-only buttons === */
.btn-icon {
    width: 38px;
    height: 38px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50% !important;
}

/* ============================================
   EXPORT BUTTONS
   ============================================ */

.btn-export {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 1.1rem;
    font-size: 0.78rem;
    border-radius: var(--btn-radius-pill);
    background: var(--success-gradient);
    color: #fff;
    border: none;
    font-weight: 550;
    transition: all var(--transition-fast);
    box-shadow: 0 4px 12px rgba(16,185,129,0.25);
}

.btn-export:hover {
    transform: translateY(-2px);
    box-shadow: var(--glow-success), 0 6px 16px rgba(16,185,129,0.35);
    color: #fff;
}

.btn-export-excel {
    background: linear-gradient(135deg, #217346, #184f2c);
    box-shadow: 0 4px 12px rgba(33,115,70,0.25);
}

.btn-export-pdf {
    background: linear-gradient(135deg, #dc3545, #a71d2a);
    box-shadow: 0 4px 12px rgba(220,53,69,0.25);
}

.btn-export-copy {
    background: linear-gradient(135deg, #0d6efd, #6610f2);
    box-shadow: 0 4px 12px rgba(13,110,253,0.25);
}

/* ============================================
   FORMS (Premium Glass)
   ============================================ */

.form-control, .form-select {
    border-radius: 12px;
    border: 1.5px solid rgba(0,0,0,0.08);
    padding: 0.6rem 0.9rem;
    font-size: 0.87rem;
    transition: all var(--transition-fast);
    background: rgba(255,255,255,0.75);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    box-shadow: var(--shadow-xs);
}

.form-control:hover, .form-select:hover {
    border-color: rgba(0,0,0,0.15);
    background: rgba(255,255,255,0.85);
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary);
    box-shadow: var(--glow-primary), 0 0 0 3px rgba(13,110,253,0.1);
    background: #fff;
}

.form-control-sm {
    padding: 0.4rem 0.7rem;
    font-size: 0.8rem;
    border-radius: 8px;
}

.input-group-text {
    border-radius: 12px 0 0 12px;
    background: rgba(248,249,250,0.7);
    border: 1.5px solid rgba(0,0,0,0.08);
    border-right: none;
}

/* ============================================
   FILTER BAR (Premium Glass)
   ============================================ */

.filter-bar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.7rem;
    padding: 1rem 1.25rem;
    background: rgba(255,255,255,0.55);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: var(--card-radius);
    border: 1px solid rgba(255,255,255,0.5);
    box-shadow: var(--shadow-sm);
    margin-bottom: 1.5rem;
}

.filter-bar .form-control,
.filter-bar .form-select {
    min-width: 140px;
    font-size: 0.82rem;
    padding: 0.45rem 0.75rem;
    border-radius: 8px;
}

.filter-bar .btn {
    border-radius: 8px;
    font-size: 0.82rem;
    padding: 0.4rem 0.85rem;
}

/* ============================================
   MODALS (Premium Glass)
   ============================================ */

.modal-content {
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: 24px;
    box-shadow: var(--shadow-xl);
    background: rgba(255,255,255,0.9);
    backdrop-filter: blur(28px);
    -webkit-backdrop-filter: blur(28px);
}

.modal-header {
    border-bottom: 1px solid rgba(0,0,0,0.04);
    border-radius: 24px 24px 0 0;
    padding: 1.25rem 1.5rem;
    background: rgba(255,255,255,0.4);
}

.modal-footer {
    border-top: 1px solid rgba(0,0,0,0.04);
    border-radius: 0 0 24px 24px;
    padding: 1rem 1.5rem;
    background: rgba(255,255,255,0.4);
}

.modal-body {
    padding: 1.5rem;
}

.modal-backdrop.show {
    opacity: 0.4;
    backdrop-filter: blur(4px);
}

/* ============================================
   DATA TABLES (Premium Styling)
   ============================================ */

.dataTables_wrapper .dataTables_filter input {
    border-radius: 20px !important;
    border: 1.5px solid rgba(0,0,0,0.08) !important;
    padding: 7px 14px 7px 36px !important;
    background: rgba(255,255,255,0.7) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%236c757d' stroke-width='2'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cpath d='M21 21l-4.35-4.35'/%3E%3C/svg%3E") no-repeat 12px center !important;
    box-shadow: var(--shadow-xs) !important;
    transition: all var(--transition-fast) !important;
}

.dataTables_wrapper .dataTables_filter input:focus {
    border-color: var(--primary) !important;
    box-shadow: var(--glow-primary), 0 0 0 3px rgba(13,110,253,0.1) !important;
    background-color: #fff !important;
}

.dataTables_wrapper .dataTables_length select {
    border-radius: 8px !important;
    border: 1.5px solid rgba(0,0,0,0.08) !important;
    padding: 5px 10px !important;
    background: rgba(255,255,255,0.7) !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button {
    border-radius: 10px !important;
    padding: 0.4rem 0.8rem !important;
    margin: 0 3px;
    border: 1px solid rgba(0,0,0,0.06) !important;
    transition: all var(--transition-fast);
    background: rgba(255,255,255,0.6) !important;
    backdrop-filter: blur(4px);
}

.dataTables_wrapper .dataTables_paginate .paginate_button:hover {
    background: rgba(13,110,253,0.08) !important;
    border-color: rgba(13,110,253,0.2) !important;
    transform: translateY(-1px);
}

.dataTables_wrapper .dataTables_paginate .paginate_button.current {
    background: var(--primary-gradient) !important;
    border-color: transparent !important;
    color: #fff !important;
    box-shadow: var(--glow-primary) !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button.current:hover {
    background: var(--primary-gradient) !important;
    color: #fff !important;
}

.dataTables_wrapper .dataTables_info {
    font-size: 0.82rem;
    color: #64748b;
    padding-top: 0.7rem !important;
}

/* ============================================
   NOTIFICATION DROPDOWN (Premium)
   ============================================ */

.notification-dropdown {
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: 18px;
    box-shadow: var(--shadow-xl);
    padding: 0;
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
}

.notification-dropdown .dropdown-item {
    padding: 14px 18px;
    border-bottom: 1px solid rgba(0,0,0,0.04);
    white-space: normal;
    transition: background var(--transition-fast);
}

.notification-dropdown .dropdown-item:hover {
    background: rgba(13,110,253,0.05);
}

.notification-dropdown .notif-unread {
    background: rgba(13,110,253,0.05);
    position: relative;
}

.notification-dropdown .notif-unread::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--primary-gradient);
    border-radius: 0 3px 3px 0;
}

.notification-dropdown .notif-unread strong {
    color: #0d6efd;
}

.notification-dropdown .notif-item:last-child {
    border-bottom: none;
}

@media (max-width: 480px) {
    .notification-dropdown {
        width: 85vw !important;
        min-width: unset !important;
        right: -60px !important;
        left: auto !important;
    }
    .app-wrapper .notification-dropdown {
        right: -10px !important;
    }
}

/* ============================================
   SIDEBAR & BOTTOM NAV BADGES
   ============================================ */

.sidebar .nav-link .badge {
    font-size: 0.65rem;
    padding: 2px 7px;
    line-height: 1.3;
    border-radius: 20px;
}

.sidebar .nav-link .badge.bg-danger {
    display: inline-block;
    box-shadow: 0 0 8px rgba(220,53,69,0.4);
}

.bottom-nav-badge {
    display: none;
}

.bottom-nav-badge:not(:empty) {
    display: inline-block !important;
}

/* ============================================
   TIMELINE (Premium)
   ============================================ */

.timeline {
    position: relative;
    padding: 0;
    list-style: none;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 22px;
    width: 3px;
    background: linear-gradient(to bottom, #0d6efd, #8b5cf6, #ec4899, transparent);
    border-radius: 3px;
}

.timeline-item {
    position: relative;
    padding-left: 56px;
    padding-bottom: 28px;
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-icon {
    position: absolute;
    left: 13px;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--primary-gradient);
    border: 3px solid #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 9px;
    color: #fff;
    box-shadow: var(--glow-primary), 0 0 0 4px rgba(13,110,253,0.1);
}

.timeline-content {
    background: rgba(255,255,255,0.75);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: 14px;
    padding: 16px 20px;
    box-shadow: var(--shadow-sm);
    border-left: 3px solid var(--primary);
    transition: all var(--transition-fast);
}

.timeline-content:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(4px);
}

/* ============================================
   PROGRESS (Premium)
   ============================================ */

.progress {
    border-radius: 20px;
    height: 8px;
    background: rgba(0,0,0,0.05);
    overflow: hidden;
}

.progress-bar {
    border-radius: 20px;
    background: var(--primary-gradient);
    position: relative;
}

.progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* ============================================
   TECHNICIAN MOBILE APP VIEW (Enhanced)
   ============================================ */

.app-wrapper {
    display: flex;
    flex-direction: column;
    height: 100vh;
    max-width: 100vw;
    background: linear-gradient(135deg, #f0f2f5 0%, #e8ecf1 100%);
    position: relative;
}

.app-wrapper .app-top-bar {
    padding: 0.4rem 0.75rem !important;
    background: rgba(255,255,255,0.78) !important;
    backdrop-filter: blur(24px) saturate(1.5);
    border-bottom: 1px solid rgba(0,0,0,0.04);
    flex-shrink: 0;
    min-height: 52px;
    box-shadow: 0 2px 16px rgba(0,0,0,0.04);
}

.app-wrapper .app-content {
    flex: 1 1 auto;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 1rem;
    padding-bottom: 76px;
}

/* === Technician Welcome Section === */
.app-wrapper .welcome-section {
    background: var(--primary-gradient);
    border-radius: 20px;
    padding: 1.25rem;
    margin-bottom: 1.25rem;
    color: #fff;
    box-shadow: var(--glow-primary), var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.app-wrapper .welcome-section::before {
    content: '';
    position: absolute;
    top: -40px;
    right: -20px;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.app-wrapper .welcome-section::after {
    content: '';
    position: absolute;
    bottom: -30px;
    left: 20%;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, rgba(255,255,255,0.07) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.app-wrapper .welcome-section h5 {
    font-weight: 700;
    margin-bottom: 0.2rem;
}

.app-wrapper .welcome-section .quick-stat {
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(8px);
    border-radius: 12px;
    padding: 0.6rem 1rem;
    text-align: center;
    flex: 1;
    transition: all var(--transition-fast);
}

.app-wrapper .welcome-section .quick-stat:hover {
    background: rgba(255,255,255,0.25);
    transform: translateY(-2px);
}

.app-wrapper .welcome-section .quick-stat strong {
    display: block;
    font-size: 1.3rem;
    font-weight: 700;
}

.app-wrapper .welcome-section .quick-stat small {
    font-size: 0.65rem;
    opacity: 0.8;
}

/* === Technician Cards (App-style) === */
.app-wrapper .card {
    border-radius: 16px;
    background: rgba(255,255,255,0.78);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255,255,255,0.45);
    box-shadow: var(--shadow-sm);
    margin-bottom: 12px;
    transition: all var(--transition-fast);
}

.app-wrapper .card:active {
    transform: scale(0.98);
}

.app-wrapper .card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

/* === Technician Pill Buttons === */
.app-wrapper .btn-pill {
    padding: 0.6rem 1.4rem;
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: var(--btn-radius-pill) !important;
}

.app-wrapper .btn-primary {
    box-shadow: 0 4px 16px rgba(13,110,253,0.3);
}

.app-wrapper .btn-primary:active {
    transform: scale(0.97);
}

/* === Technician Tab Buttons === */
.app-wrapper .tab-btn {
    display: inline-block;
    padding: 0.45rem 1.1rem;
    border-radius: var(--btn-radius-pill);
    font-size: 0.8rem;
    font-weight: 550;
    background: rgba(255,255,255,0.5);
    color: #6c757d;
    text-decoration: none;
    transition: all var(--transition-fast);
    border: 1px solid rgba(0,0,0,0.04);
    white-space: nowrap;
}

.app-wrapper .tab-btn:hover {
    background: rgba(255,255,255,0.7);
    color: #0d6efd;
    transform: translateY(-1px);
}

.app-wrapper .tab-btn.active {
    background: var(--primary-gradient);
    color: #fff;
    box-shadow: var(--glow-primary);
    border-color: transparent;
}

/* === Technician Filter Buttons === */
.app-wrapper .filter-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.4rem 1rem;
    border-radius: var(--btn-radius-pill);
    font-size: 0.78rem;
    font-weight: 500;
    background: rgba(255,255,255,0.5);
    color: #6c757d;
    text-decoration: none;
    transition: all var(--transition-fast);
    border: 1px solid rgba(0,0,0,0.04);
}

.app-wrapper .filter-btn:hover {
    background: rgba(255,255,255,0.7);
    color: #0d6efd;
}

.app-wrapper .filter-btn.active {
    background: var(--primary-gradient);
    color: #fff;
    box-shadow: var(--glow-primary);
    border-color: transparent;
}

/* === Technician Job Cards === */
.app-wrapper .job-card {
    border: none;
    border-radius: 16px;
    background: rgba(255,255,255,0.78);
    backdrop-filter: blur(16px);
    box-shadow: var(--shadow-sm);
    padding: 1rem 1.1rem;
    margin-bottom: 10px;
    transition: all var(--transition-fast);
    border-left: 4px solid var(--primary);
    cursor: pointer;
}

.app-wrapper .job-card:active {
    transform: scale(0.98);
}

.app-wrapper .job-card .job-status {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
    margin-right: 6px;
}

.app-wrapper .job-card .job-status.pending { background: #f59e0b; box-shadow: 0 0 8px rgba(245,158,11,0.4); }
.app-wrapper .job-card .job-status.in_progress { background: #0d6efd; box-shadow: 0 0 8px rgba(13,110,253,0.4); }
.app-wrapper .job-card .job-status.completed { background: #10b981; box-shadow: 0 0 8px rgba(16,185,129,0.4); }
.app-wrapper .job-card .job-status.cancelled { background: #ef4444; box-shadow: 0 0 8px rgba(239,68,68,0.4); }

/* === Technician Bottom Navigation === */
.app-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1040;
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(24px) saturate(1.5);
    -webkit-backdrop-filter: blur(24px) saturate(1.5);
    border-top: 1px solid rgba(0,0,0,0.06);
    box-shadow: 0 -4px 30px rgba(0,0,0,0.06);
    padding: 0;
    height: 60px;
}

.bottom-nav-inner {
    display: flex;
    justify-content: space-around;
    align-items: center;
    max-width: 600px;
    margin: 0 auto;
    height: 100%;
    padding-bottom: max(0px, env(safe-area-inset-bottom));
}

.bottom-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: #8e8e93;
    font-size: 0.6rem;
    padding: 2px 10px;
    min-width: 60px;
    transition: all 0.15s;
    -webkit-tap-highlight-color: transparent;
    border-radius: 10px;
    position: relative;
    height: 100%;
}

.bottom-nav-item i {
    font-size: 1.4rem;
    margin-bottom: 1px;
    transition: all 0.15s;
}

.bottom-nav-item span {
    font-weight: 500;
    line-height: 1.2;
    font-size: 0.6rem;
}

.bottom-nav-item:active {
    opacity: 0.7;
    transform: scale(0.95);
}

.bottom-nav-item.active {
    color: #0d6efd;
}

.bottom-nav-item.active i {
    text-shadow: 0 0 12px rgba(13,110,253,0.3);
    transform: scale(1.05);
}

.bottom-nav-icon-wrap {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 24px;
}

.bottom-nav-badge {
    position: absolute;
    top: -5px;
    right: -12px;
    font-size: 0.5rem;
    padding: 1px 5px;
    min-width: 17px;
    line-height: 1.3;
    box-shadow: 0 2px 8px rgba(220,53,69,0.3);
}

/* Desktop centering for tech app */
@media (min-width: 768px) {
    .app-wrapper {
        max-width: 480px;
        margin: 0 auto;
        border-left: 1px solid rgba(0,0,0,0.06);
        border-right: 1px solid rgba(0,0,0,0.06);
        box-shadow: 0 0 60px rgba(0,0,0,0.06);
    }
    .app-bottom-nav {
        max-width: 480px;
        left: 50%;
        transform: translateX(-50%);
        border-radius: 20px 20px 0 0;
    }
}

/* ============================================
   TECHNICIAN PAGE HEADERS (Mobile App)
   ============================================ */

.app-wrapper .page-header {
    padding: 1rem 1.25rem;
    margin: -1rem -1rem 1rem -1rem;
    border-radius: 0 0 28px 28px;
}

.app-wrapper .page-header .header-notch {
    display: none;
}

/* Detail view back-button header */
.app-wrapper .detail-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.app-wrapper .detail-header .back-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.7);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,0.3);
    color: #0d6efd;
    text-decoration: none;
    font-size: 1.1rem;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.app-wrapper .detail-header .back-btn:hover {
    background: rgba(255,255,255,0.9);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    transform: translateX(-2px);
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 991.98px) {
    .main-content {
        margin-left: 0;
    }
    .sidebar {
        width: 300px;
    }
}

@media (max-width: 767.98px) {
    .main-content {
        padding: 0 !important;
    }
    .page-header {
        padding: 1.1rem 1.1rem;
        border-radius: 0 0 24px 24px;
    }
    .page-header h4 {
        font-size: 1.15rem;
    }
    .card-body {
        padding: 16px;
    }
    .table-responsive {
        font-size: 0.78rem;
    }
    .stat-card .card-body {
        padding: 14px;
    }
    .stat-card h3 {
        font-size: 1.2rem;
    }
    .filter-bar {
        padding: 0.75rem;
        gap: 0.5rem;
    }
    .filter-bar .form-control,
    .filter-bar .form-select {
        min-width: 100px;
        font-size: 0.75rem;
    }
    .navbar-brand span {
        display: none;
    }
}

/* ============================================
   AVATAR
   ============================================ */

.avatar-circle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 16px;
}

.avatar-lg {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    border: 4px solid rgba(255,255,255,0.8);
}

/* ============================================
   MISC
   ============================================ */

.cursor-pointer {
    cursor: pointer;
}

.text-truncate-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ============================================
   DARK MODE OVERRIDES
   ============================================ */

[data-bs-theme="dark"] {
    --glass-bg: rgba(25, 30, 40, 0.75);
    --glass-border: rgba(255,255,255,0.06);
}

[data-bs-theme="dark"] body,
[data-bs-theme="dark"] .main-content {
    background: linear-gradient(135deg, #0f1219 0%, #1a1f2e 100%);
}

[data-bs-theme="dark"] .card {
    background: rgba(35, 42, 56, 0.8);
    border-color: rgba(255,255,255,0.05);
}

[data-bs-theme="dark"] .table {
    color: #c8ccd2;
}

[data-bs-theme="dark"] .table-light {
    background: rgba(255,255,255,0.04);
    color: #c8ccd2;
}

[data-bs-theme="dark"] .navbar {
    background: rgba(20, 25, 36, 0.82) !important;
}

[data-bs-theme="dark"] .modal-content {
    background: rgba(30, 35, 48, 0.95);
    border-color: rgba(255,255,255,0.05);
}

[data-bs-theme="dark"] .page-header .header-notch {
    background: #13171e;
}

[data-bs-theme="dark"] .filter-bar {
    background: rgba(35, 42, 56, 0.55);
    border-color: rgba(255,255,255,0.05);
}

[data-bs-theme="dark"] .form-control,
[data-bs-theme="dark"] .form-select {
    background: rgba(35, 42, 56, 0.65);
    border-color: rgba(255,255,255,0.08);
    color: #c8ccd2;
}

[data-bs-theme="dark"] .form-control:focus,
[data-bs-theme="dark"] .form-select:focus {
    background: rgba(35, 42, 56, 0.85);
}

[data-bs-theme="dark"] .app-wrapper {
    background: linear-gradient(135deg, #0f1219 0%, #1a1f2e 100%);
}

[data-bs-theme="dark"] .app-wrapper .app-top-bar {
    background: rgba(20, 25, 36, 0.82) !important;
}

[data-bs-theme="dark"] .app-bottom-nav {
    background: rgba(20, 25, 36, 0.88);
    border-top-color: rgba(255,255,255,0.04);
}

[data-bs-theme="dark"] .app-wrapper .card {
    background: rgba(35, 42, 56, 0.75);
}

[data-bs-theme="dark"] .app-wrapper .welcome-section .quick-stat {
    background: rgba(255,255,255,0.08);
}

[data-bs-theme="dark"] .app-wrapper .tab-btn,
[data-bs-theme="dark"] .app-wrapper .filter-btn {
    background: rgba(35, 42, 56, 0.5);
    color: #8e8e93;
}

[data-bs-theme="dark"] .app-wrapper .tab-btn:hover,
[data-bs-theme="dark"] .app-wrapper .filter-btn:hover {
    background: rgba(35, 42, 56, 0.7);
    color: #c8ccd2;
}

[data-bs-theme="dark"] .app-wrapper .job-card {
    background: rgba(35, 42, 56, 0.75);
}

[data-bs-theme="dark"] .sidebar .nav-link {
    color: rgba(255,255,255,0.55) !important;
}

[data-bs-theme="dark"] .sidebar .nav-link:hover {
    color: #fff !important;
    background: rgba(255,255,255,0.06);
}

/* ============================================
   ANIMATIONS
   ============================================ */

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in-up {
    animation: fadeInUp 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes pulse-glow {
    0%, 100% { box-shadow: var(--glow-primary); }
    50% { box-shadow: 0 0 30px rgba(13,110,253,0.5), 0 0 60px rgba(13,110,253,0.2); }
}

.pulse-glow {
    animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
}

.float {
    animation: float 3s ease-in-out infinite;
}

@keyframes rainbow {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.btn-rainbow {
    background: var(--rainbow-gradient);
    background-size: 200% 200%;
    animation: rainbow 3s ease infinite;
    color: #fff;
    font-weight: 600;
}

.btn-rainbow:hover {
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 24px rgba(0,0,0,0.2);
}

/* ============================================
   PRINT
   ============================================ */

@media print {
    .sidebar, .navbar, .btn, .dataTables_filter, .dataTables_length, .dataTables_paginate,
    .app-bottom-nav, .bottom-nav, .page-header .header-actions {
        display: none !important;
    }
    .main-content {
        margin-left: 0 !important;
    }
    .page-header {
        background: #0d6efd !important;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }
    .card {
        box-shadow: none !important;
        border: 1px solid #ddd !important;
        background: #fff !important;
    }
}