/* ====================================
   ReconCore Design System
   Adapted from PoultryPro with blue primary palette
   ==================================== */
:root {
    /* Primary blue palette */
    --primary-50: #eff6ff;
    --primary-100: #dbeafe;
    --primary-200: #bfdbfe;
    --primary-300: #93c5fd;
    --primary-400: #60a5fa;
    --primary-500: #3b82f6;
    --primary-600: #2563eb;
    --primary-700: #1d4ed8;
    --primary-800: #1e40af;
    --primary-900: #1e3a8a;

    /* Primary shortcuts */
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;

    /* Neutral slate palette */
    --slate-50: #f8fafc;
    --slate-100: #f1f5f9;
    --slate-200: #e2e8f0;
    --slate-300: #cbd5e1;
    --slate-400: #94a3b8;
    --slate-500: #64748b;
    --slate-600: #475569;
    --slate-700: #334155;
    --slate-800: #1e293b;
    --slate-900: #0f172a;

    /* Functional colors */
    --success-color: #22c55e;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --info-color: #3b82f6;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-size-base: 15px;
    --line-height-base: 1.6;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;

    /* Border radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;

    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08), 0 2px 4px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 12px 24px rgba(0, 0, 0, 0.1), 0 4px 8px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.12);

    /* Glass effect */
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.5);
    --glass-blur: 12px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.2s ease;
    --transition-slow: 0.3s ease;

    /* Theme-specific (light mode defaults) */
    --bg-gradient-start: var(--slate-100);
    --bg-gradient-mid: var(--slate-50);
    --bg-gradient-end: var(--primary-50);
    --text-primary: var(--slate-700);
    --text-secondary: var(--slate-600);
    --text-muted: var(--slate-500);
    --text-heading: var(--slate-800);
    --surface-bg: white;
    --input-bg: white;
    --table-header-bg: linear-gradient(180deg, var(--slate-700) 0%, var(--slate-800) 100%);
    --table-row-hover: var(--primary-50);
    --border-color: var(--slate-200);
    --mobile-menu-bg: white;
}

/* ====================================
   Dark Mode Theme
   ==================================== */
[data-theme="dark"] {
    --primary-50: #1e3a8a;
    --primary-100: #1e40af;
    --primary-200: #1d4ed8;
    --primary-800: #bfdbfe;
    --primary-900: #dbeafe;

    --slate-50: #0f172a;
    --slate-100: #1e293b;
    --slate-200: #334155;
    --slate-300: #475569;
    --slate-400: #64748b;
    --slate-500: #94a3b8;
    --slate-600: #cbd5e1;
    --slate-700: #e2e8f0;
    --slate-800: #f1f5f9;
    --slate-900: #f8fafc;

    --glass-bg: rgba(30, 41, 59, 0.8);
    --glass-border: rgba(51, 65, 85, 0.6);

    --bg-gradient-start: #0f172a;
    --bg-gradient-mid: #1e293b;
    --bg-gradient-end: #1e3a8a;
    --text-primary: #e2e8f0;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --text-heading: #f1f5f9;
    --surface-bg: #1e293b;
    --input-bg: #334155;
    --table-header-bg: linear-gradient(180deg, #1e3a8a 0%, #1e40af 100%);
    --table-row-hover: rgba(59, 130, 246, 0.1);
    --border-color: #334155;
    --mobile-menu-bg: #1e293b;
}

/* ====================================
   Reset & Base Styles
   ==================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: var(--font-size-base);
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    line-height: var(--line-height-base);
    color: var(--text-primary);
    background: linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-mid) 50%, var(--bg-gradient-end) 100%);
    background-attachment: fixed;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background var(--transition-slow), color var(--transition-slow);
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

ul {
    list-style: none;
}

/* ====================================
   Navigation Bar
   ==================================== */
.navbar {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--glass-border);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
}

.nav-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: auto;
}

/* Offline / sync status pill */
.net-status {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    margin-left: auto;
    margin-right: 0.5rem;
    padding: 0.2rem 0.6rem;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 600;
    background: rgba(22, 163, 74, 0.12);
    color: #15803d;
    white-space: nowrap;
}
.net-status .net-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #16a34a;
}
.net-status.is-offline {
    background: rgba(217, 119, 6, 0.14);
    color: #b45309;
}
.net-status.is-offline .net-dot {
    background: #d97706;
}
.net-status .net-sync {
    border: none;
    background: var(--primary-500, #2563eb);
    color: #fff;
    border-radius: 999px;
    padding: 0.1rem 0.55rem;
    font-size: 0.72rem;
    font-weight: 600;
    cursor: pointer;
}

.nav-brand {
    font-size: 1.35rem;
    font-weight: 700;
    padding: var(--spacing-md) 0;
}

.nav-brand a {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-heading);
}

.nav-brand a:hover {
    color: var(--primary-color);
}

.logo-image {
    height: 36px;
    width: auto;
    object-fit: contain;
}

/* Hamburger Menu Button */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-md);
    margin-left: var(--spacing-md);
}

.hamburger {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-secondary);
    position: relative;
    transition: background var(--transition-fast);
    border-radius: 2px;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 22px;
    height: 2px;
    background: var(--text-secondary);
    left: 0;
    transition: transform var(--transition-normal);
    border-radius: 2px;
}

.hamburger::before {
    top: -6px;
}

.hamburger::after {
    top: 6px;
}

.nav-toggle.active .hamburger {
    background: transparent;
}

.nav-toggle.active .hamburger::before {
    transform: rotate(45deg);
    top: 0;
}

.nav-toggle.active .hamburger::after {
    transform: rotate(-45deg);
    top: 0;
}

.nav-menu {
    display: flex;
    gap: var(--spacing-xs);
    align-items: center;
}

.nav-link {
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-secondary);
    display: block;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    font-weight: 500;
    white-space: nowrap;
    font-size: 0.9rem;
}

.nav-link:hover {
    background-color: var(--primary-50);
    color: var(--primary-700);
}

/* ====================================
   Dropdown Menus
   ==================================== */
.nav-dropdown {
    position: relative;
}

.dropdown-toggle::after {
    content: '';
    display: inline-block;
    width: 0;
    height: 0;
    margin-left: 6px;
    vertical-align: middle;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 5px solid currentColor;
    opacity: 0.6;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all var(--transition-normal);
    margin-top: var(--spacing-xs);
    padding: var(--spacing-sm);
    overflow: hidden;
}

.nav-user {
    margin-left: auto;
}

.nav-user .dropdown-menu,
.dropdown-menu-right {
    left: auto;
    right: 0;
}

.nav-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li a {
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-secondary);
    display: block;
    transition: all var(--transition-fast);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
}

.dropdown-menu li a:hover {
    background-color: var(--primary-50);
    color: var(--primary-700);
}

.dropdown-section-header {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--slate-400);
    padding: var(--spacing-sm) var(--spacing-md);
    letter-spacing: 0.8px;
    margin-top: var(--spacing-sm);
    text-transform: uppercase;
}

.dropdown-section-header:first-child {
    margin-top: 0;
}

.dropdown-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color), transparent);
    margin: var(--spacing-sm) var(--spacing-md);
}

/* ====================================
   Main Content
   ==================================== */
.main-content {
    flex: 1;
    padding: var(--spacing-xl) 0;
}

.container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.container.wide {
    max-width: 95%;
}

/* ====================================
   Page Headers
   ==================================== */
.page-header {
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-md);
}

.page-header h1 {
    font-size: 2rem;
    color: var(--text-heading);
    margin-bottom: var(--spacing-xs);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.page-header p {
    color: var(--text-muted);
    font-size: 1rem;
}

/* ====================================
   Cards & Panels (Glass Effect)
   ==================================== */
.card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
    transition: all var(--transition-normal);
}

.card:hover {
    box-shadow: var(--shadow-md);
    border-color: rgba(255, 255, 255, 0.7);
}

.card:has(.table-container) {
    padding: 0;
    overflow: hidden;
}

.card-header {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-heading);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

/* ====================================
   Tables
   ==================================== */
.table-container {
    overflow-x: auto;
    overflow-y: visible;
    border-radius: var(--radius-lg);
    width: 100%;
    scrollbar-width: thin;
    scrollbar-color: var(--primary-300) var(--slate-100);
    display: block;
}

.table-container::-webkit-scrollbar {
    height: 8px;
}

.table-container::-webkit-scrollbar-track {
    background: var(--slate-100);
    border-radius: var(--radius-sm);
}

.table-container::-webkit-scrollbar-thumb {
    background: var(--primary-300);
    border-radius: var(--radius-sm);
}

.table-container::-webkit-scrollbar-thumb:hover {
    background: var(--primary-400);
}

table {
    width: max-content;
    min-width: 100%;
    border-collapse: collapse;
    background: transparent;
    table-layout: auto;
}

thead {
    background: var(--table-header-bg);
    color: white;
}

thead th {
    padding: var(--spacing-md) var(--spacing-lg);
    text-align: left;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
    white-space: nowrap !important;
    position: sticky;
    top: 0;
    z-index: 10;
}

thead th:first-child {
    border-radius: var(--radius-lg) 0 0 0;
}

thead th:last-child {
    border-radius: 0 var(--radius-lg) 0 0;
}

tbody tr {
    border-bottom: 1px solid var(--border-color);
    transition: background-color var(--transition-fast);
}

tbody tr:hover {
    background-color: var(--table-row-hover);
}

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

tbody td {
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--text-secondary);
    white-space: nowrap !important;
    vertical-align: middle;
    overflow: visible;
    font-size: 0.9rem;
}

tbody td.notes-column {
    white-space: normal !important;
    max-width: 500px;
    min-width: 200px;
    word-wrap: break-word;
    word-break: break-word;
    overflow-wrap: break-word;
}

tbody td.no-wrap {
    white-space: nowrap !important;
    overflow: visible;
}

/* Table links */
tbody td a {
    color: var(--primary-600);
    font-weight: 500;
}

tbody td a:hover {
    color: var(--primary-700);
    text-decoration: underline;
}

/* ====================================
   Forms
   ==================================== */
.form-group {
    margin-bottom: var(--spacing-lg);
}

label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.9rem;
}

input[type="text"],
input[type="email"],
input[type="number"],
input[type="date"],
input[type="datetime-local"],
input[type="tel"],
input[type="password"],
select,
textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: var(--font-family);
    font-size: 0.95rem;
    transition: all var(--transition-fast);
    background-color: var(--input-bg);
    color: var(--text-primary);
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--primary-400);
    box-shadow: 0 0 0 3px var(--primary-100);
}

input::placeholder,
textarea::placeholder {
    color: var(--slate-400);
}

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

input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary-600);
    cursor: pointer;
}

/* ====================================
   Buttons
   ==================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-family);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-align: center;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-500) 0%, var(--primary-600) 100%);
    color: white;
    box-shadow: 0 2px 4px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-600) 0%, var(--primary-700) 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(37, 99, 235, 0.4);
}

.btn-secondary {
    background: var(--surface-bg);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--slate-100);
    border-color: var(--slate-300);
}

.btn-success {
    background: linear-gradient(135deg, var(--success-color) 0%, #16a34a 100%);
    color: white;
    box-shadow: 0 2px 4px rgba(34, 197, 94, 0.3);
}

.btn-success:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(34, 197, 94, 0.4);
}

.btn-danger {
    background: linear-gradient(135deg, var(--error-color) 0%, #dc2626 100%);
    color: white;
    box-shadow: 0 2px 4px rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(239, 68, 68, 0.4);
}

.btn-group {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    flex-wrap: wrap;
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.8rem;
}

/* ====================================
   Segmented Answer Buttons (audit fill)
   ==================================== */
.seg {
    display: flex;
    gap: var(--spacing-sm);
}

.seg-btn {
    flex: 1;
    min-height: 44px; /* comfortable thumb target */
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--input-bg);
    color: var(--text-secondary);
    font: inherit;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
}

.seg-btn.on {
    color: #fff;
}

.seg-btn.on[data-val="Yes"],
.seg-btn.on[data-val="Pass"] {
    background: var(--success-color);
    border-color: var(--success-color);
}

.seg-btn.on[data-val="No"],
.seg-btn.on[data-val="Fail"] {
    background: var(--error-color);
    border-color: var(--error-color);
}

.seg-btn.on[data-val="N/A"] {
    background: var(--slate-500);
    border-color: var(--slate-500);
}

/* ====================================
   Alerts & Messages
   ==================================== */
.messages {
    margin-bottom: var(--spacing-xl);
}

.alert {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    border: 1px solid;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: 0.9rem;
}

.alert-success {
    background-color: var(--primary-50);
    color: var(--primary-800);
    border-color: var(--primary-200);
}

.alert-error {
    background-color: #fef2f2;
    color: #991b1b;
    border-color: #fecaca;
}

.alert-warning {
    background-color: #fffbeb;
    color: #92400e;
    border-color: #fcd34d;
}

.alert-info {
    background-color: #eff6ff;
    color: #1e40af;
    border-color: #bfdbfe;
}

/* ====================================
   Status Badges
   ==================================== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.badge-pending {
    background-color: #fef3c7;
    color: #92400e;
}

.badge-confirmed {
    background-color: #dbeafe;
    color: #1e40af;
}

.badge-in-transit {
    background-color: #f3e8ff;
    color: #6b21a8;
}

.badge-delivered {
    background-color: var(--primary-100);
    color: var(--primary-800);
}

.badge-cancelled {
    background-color: #fee2e2;
    color: #991b1b;
}

/* ====================================
   Footer
   ==================================== */
.footer {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-top: 1px solid var(--glass-border);
    color: var(--text-muted);
    padding: var(--spacing-lg) 0;
    margin-top: auto;
    text-align: center;
    font-size: 0.85rem;
}

.footer p {
    margin: 0;
}

/* ====================================
   Utility Classes
   ==================================== */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-primary { color: var(--primary-600); }
.text-muted { color: var(--slate-500); }

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.grid {
    display: grid;
    gap: var(--spacing-lg);
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-4 {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

/* ====================================
   Dashboard Stats Cards
   ==================================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.stat-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    transition: all var(--transition-normal);
}

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

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1.2;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: var(--spacing-xs);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ====================================
   Chart Containers
   ==================================== */
.chart-container {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.chart-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-heading);
    margin-bottom: var(--spacing-lg);
}

/* ====================================
   Filter Bar
   ==================================== */
.filter-bar {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    align-items: flex-end;
}

.filter-bar .form-group {
    margin-bottom: 0;
    flex: 1;
    min-width: 150px;
}

.filter-bar label {
    font-size: 0.8rem;
    margin-bottom: var(--spacing-xs);
}

.filter-bar input,
.filter-bar select {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.9rem;
}

/* ====================================
   Responsive Design
   ==================================== */

/* Tablet and below */
@media (max-width: 1024px) {
    .container {
        padding: var(--spacing-md);
    }

    .grid-3,
    .grid-4 {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }

    .filter-bar {
        flex-direction: column;
        align-items: stretch;
    }

    .filter-bar .form-group {
        min-width: 100%;
    }
}

/* Mobile devices */
@media (max-width: 768px) {
    .nav-container {
        padding: 0 var(--spacing-md);
    }

    .nav-header {
        width: 100%;
        padding: var(--spacing-sm) 0;
    }

    .nav-brand {
        padding: var(--spacing-sm) 0;
    }

    /* Full-width header here, so the pill's margin-left:auto would shove it
       into the theme toggle. Keep it beside the brand instead and hand the
       auto margin to the toggle so toggle + hamburger stay pinned right. */
    .net-status {
        margin-left: 0.4rem;
        margin-right: 0;
    }

    .theme-toggle {
        margin-left: auto;
    }

    .nav-toggle {
        display: block;
    }

    .nav-menu {
        display: none;
        flex-direction: column;
        width: 100%;
        background: var(--mobile-menu-bg);
        border-top: 1px solid var(--border-color);
        max-height: 70vh;
        overflow-y: auto;
        padding: var(--spacing-sm);
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-menu > li {
        border-bottom: 1px solid var(--border-color);
    }

    .nav-link {
        padding: var(--spacing-md) var(--spacing-md);
        text-align: left;
        color: var(--text-primary);
    }

    /* Dropdown behavior on mobile */
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        margin-top: 0;
        border-radius: 0;
        display: none;
        background: var(--slate-100);
        padding: var(--spacing-sm);
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--transition-slow);
        border: none;
    }

    .nav-dropdown.active .dropdown-menu {
        display: block;
        max-height: 500px;
    }

    .dropdown-menu li a {
        padding: var(--spacing-sm) var(--spacing-md);
        padding-left: var(--spacing-lg);
        color: var(--text-secondary);
    }

    .dropdown-menu li a:hover {
        background: var(--primary-50);
        color: var(--primary-700);
    }

    .dropdown-section-header {
        color: var(--text-muted);
        padding-left: var(--spacing-lg);
    }

    .dropdown-divider {
        background: var(--border-color);
        margin: var(--spacing-xs) var(--spacing-md);
    }

    .nav-dropdown:hover .dropdown-menu {
        display: none;
        max-height: 0;
    }

    .nav-dropdown.active:hover .dropdown-menu {
        display: block;
        max-height: 500px;
    }

    .nav-user {
        margin-left: 0;
    }

    /* Typography adjustments */
    .page-header h1 {
        font-size: 1.5rem;
    }

    .page-header p {
        font-size: 0.9rem;
    }

    /* Table improvements */
    .table-container {
        font-size: 0.85rem;
        -webkit-overflow-scrolling: touch;
    }

    table {
        min-width: 100%;
    }

    /* Button improvements */
    .btn {
        padding: var(--spacing-md) var(--spacing-lg);
        min-height: 44px;
    }

    /* Form improvements */
    .grid-3 {
        grid-template-columns: 1fr;
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
        font-size: 16px;
    }

    /* Card spacing */
    .card {
        padding: var(--spacing-md);
    }

    /* Stats grid */
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }

    /* Chart container */
    .chart-container {
        padding: var(--spacing-md);
    }
}

/* Small mobile devices */
@media (max-width: 480px) {
    :root {
        --font-size-base: 14px;
    }

    .page-header h1 {
        font-size: 1.35rem;
    }

    .nav-brand {
        font-size: 1.1rem;
    }

    .logo-image {
        height: 28px;
    }

    .btn {
        width: 100%;
        margin-bottom: var(--spacing-sm);
    }

    .btn-group {
        flex-direction: column;
    }

    .grid-2 {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }
}

/* PWA: Safe area insets for notched devices */
@supports (padding: env(safe-area-inset-top)) {
    body {
        padding-top: env(safe-area-inset-top);
        padding-left: env(safe-area-inset-left);
        padding-right: env(safe-area-inset-right);
        padding-bottom: env(safe-area-inset-bottom);
    }

    .navbar {
        padding-top: env(safe-area-inset-top);
    }
}

/* ====================================
   Theme Toggle Button
   ==================================== */
.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    padding: 0;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    color: var(--text-secondary);
    margin-left: var(--spacing-sm);
}

.theme-toggle:hover {
    background: var(--primary-50);
    border-color: var(--primary-200);
    color: var(--primary-600);
}

.theme-toggle svg {
    width: 20px;
    height: 20px;
    transition: transform var(--transition-normal);
}

.theme-toggle:hover svg {
    transform: rotate(15deg);
}

/* Sun icon (shown in dark mode) */
.theme-toggle .sun-icon {
    display: none;
}

/* Moon icon (shown in light mode) */
.theme-toggle .moon-icon {
    display: block;
}

[data-theme="dark"] .theme-toggle .sun-icon {
    display: block;
}

[data-theme="dark"] .theme-toggle .moon-icon {
    display: none;
}

/* Mobile adjustments */
@media (max-width: 768px) {
    .theme-toggle {
        position: absolute;
        right: 60px;
        top: 50%;
        transform: translateY(-50%);
    }

    .nav-header {
        position: relative;
    }
}

/* ====================================
   Loading Overlay (reusable for all exports)
   ==================================== */
.loading-overlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(15, 23, 42, 0.45);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.loading-content {
    text-align: center;
    background: var(--surface-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xxl) var(--spacing-xl);
    box-shadow: var(--shadow-xl);
}

.loading-content p {
    margin-top: var(--spacing-lg);
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.loading-spinner {
    width: 48px;
    height: 48px;
    margin: 0 auto;
    border: 4px solid var(--slate-200);
    border-top-color: var(--primary-500);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ====================================
   Print Styles
   ==================================== */
@media print {
    .navbar,
    .footer,
    .btn,
    .filter-bar,
    .no-print {
        display: none !important;
    }

    body {
        background: white;
    }

    .card {
        box-shadow: none;
        border: 1px solid #ddd;
        background: white;
    }
}

/* ====================================
   Environment Banner (QA/Dev)
   ==================================== */
.env-banner {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 9999;
    padding: 6px 16px;
    text-align: center;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.env-qa {
    background: linear-gradient(90deg, #f59e0b, #d97706);
    color: #1e293b;
}

.env-dev {
    background: linear-gradient(90deg, #3b82f6, #2563eb);
    color: white;
}

/* Offset navbar when banner is shown */
body:has(.env-banner) .navbar {
    top: 32px;
}

body:has(.env-banner) {
    padding-top: 32px;
}

@media print {
    .env-banner {
        display: none;
    }
}

/* ====================================
   Table Controls - Column Selector
   ==================================== */
.column-selector-container {
    position: relative;
    display: inline-block;
}

.tc-selector-dropdown {
    display: none;
    position: absolute;
    background: var(--surface-bg);
    min-width: 280px;
    max-height: 450px;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    z-index: 1000;
    padding: 1rem;
    left: 0;
    margin-top: 0.5rem;
}

.tc-selector-dropdown.show {
    display: block;
}

.tc-selector-header {
    font-weight: 600;
    color: var(--text-heading);
    margin-bottom: 0.75rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
}

.tc-column-options {
    max-height: 300px;
    overflow-y: auto;
}

.tc-column-option {
    display: flex;
    align-items: center;
    padding: 0.5rem 0.625rem;
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast);
    gap: 0.5rem;
}

.tc-column-option:hover {
    background-color: var(--primary-50);
}

.tc-column-option input[type="checkbox"] {
    flex-shrink: 0;
    margin: 0;
}

.tc-column-option label {
    cursor: pointer;
    margin: 0;
    flex: 1;
    font-size: 0.875rem;
    color: var(--text-primary);
}

.tc-selector-footer {
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 0.5rem;
}

.tc-selector-footer .btn {
    flex: 1;
    font-size: 0.8rem;
    padding: 0.5rem 0.75rem;
}

/* ====================================
   Table Controls - Sorting
   ==================================== */
thead th.tc-sortable {
    cursor: pointer;
    user-select: none;
    transition: background-color var(--transition-fast);
}

thead th.tc-sortable:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.tc-sort-indicator {
    margin-left: 0.375rem;
    opacity: 0.8;
    font-size: 0.75rem;
}

thead th.tc-sorted {
    background-color: rgba(255, 255, 255, 0.15);
}

thead th.tc-sortable:not(.tc-sorted):hover .tc-sort-indicator::after {
    content: ' \25B2\25BC';
    opacity: 0.4;
    font-size: 0.6rem;
}

/* ====================================
   Table Controls - Drag & Reorder
   ==================================== */
.tc-draggable {
    cursor: grab;
}

.tc-draggable:active {
    cursor: grabbing;
}

thead th.tc-dragging {
    opacity: 0.5;
    background-color: var(--primary-200) !important;
}

thead th.tc-drag-over {
    background-color: var(--primary-100) !important;
    box-shadow: inset 0 0 0 2px var(--primary-400);
}

.tc-drag-handle {
    cursor: grab;
    color: var(--text-muted);
    padding: 0 0.25rem;
    opacity: 0.5;
    transition: opacity var(--transition-fast);
    font-size: 0.875rem;
    letter-spacing: -2px;
}

.tc-column-option:hover .tc-drag-handle {
    opacity: 1;
    color: var(--primary-600);
}

.tc-column-option.tc-option-dragging {
    opacity: 0.5;
    background-color: var(--primary-100);
}

.tc-column-option.tc-option-drag-over {
    background-color: var(--primary-50);
    box-shadow: inset 0 -2px 0 var(--primary-400);
}

.tc-header-drag-handle {
    display: none;
    cursor: grab;
    padding: 0 0.25rem;
    opacity: 0.6;
}

thead th.tc-draggable:hover .tc-header-drag-handle {
    display: inline;
}

/* ====================================
   Table Controls - Dark Mode Adjustments
   ==================================== */
[data-theme="dark"] .tc-selector-dropdown {
    background: var(--surface-bg);
    border-color: var(--border-color);
}

[data-theme="dark"] thead th.tc-sortable:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

[data-theme="dark"] thead th.tc-sorted {
    background-color: rgba(255, 255, 255, 0.08);
}

[data-theme="dark"] thead th.tc-drag-over {
    background-color: var(--primary-100) !important;
}

[data-theme="dark"] .tc-column-option:hover {
    background-color: var(--slate-200);
}

/* ====================================
   Table Controls - Mobile Adjustments
   ==================================== */
@media (max-width: 768px) {
    .tc-selector-dropdown {
        position: fixed;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        right: auto;
        margin-top: 0;
        width: 90vw;
        max-width: 320px;
        max-height: 70vh;
    }

    .tc-selector-dropdown.show {
        animation: tc-modal-fade-in 0.2s ease;
    }

    @keyframes tc-modal-fade-in {
        from {
            opacity: 0;
            transform: translate(-50%, -50%) scale(0.95);
        }
        to {
            opacity: 1;
            transform: translate(-50%, -50%) scale(1);
        }
    }

    .column-selector-container::before {
        content: '';
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: 999;
    }

    .column-selector-container:has(.tc-selector-dropdown.show)::before {
        display: block;
    }
}