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

:root {
    --bg-primary: #0a0e1a;
    --bg-secondary: #111827;
    --bg-card: rgba(17, 24, 39, 0.8);
    --bg-glass: rgba(255, 255, 255, 0.04);
    --border-glass: rgba(255, 255, 255, 0.08);
    --text-primary: #e2e8f0;
    --text-secondary: #94a3b8;
    --text-dim: #64748b;
    --accent: #6366f1;
    --accent-glow: #818cf8;
    --accent-hover: #4f46e5;
    --success: #10b981;
    --danger: #ef4444;
    --danger-hover: #dc2626;
    --warning: #f59e0b;
    --radius: 12px;
    --radius-sm: 8px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    background-image:
        radial-gradient(ellipse at 20% 50%, rgba(99, 102, 241, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(139, 92, 246, 0.06) 0%, transparent 50%);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

/* --- Modern Scrollbar --- */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: rgba(99, 102, 241, 0.3); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(99, 102, 241, 0.5); }
::-webkit-scrollbar-corner { background: var(--bg-primary); }
* { scrollbar-width: thin; scrollbar-color: rgba(99, 102, 241, 0.3) var(--bg-primary); }

/* --- Nav --- */
.topnav {
    display: flex;
    align-items: center;
    gap: 0;
    background: rgba(10, 14, 26, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-glass);
    padding: 0 20px;
    position: sticky;
    top: 0;
    z-index: 100;
}

.topnav .nav-links {
    display: flex;
    align-items: center;
    gap: 0;
}

.topnav a, .topnav .nav-links a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    text-decoration: none;
    padding: 16px 18px;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    transition: color 0.25s, background 0.25s;
    border-bottom: 2px solid transparent;
}

.topnav a i { font-size: 16px; stroke-width: 2; }

/* Gold nav item (VIP etc.) */
.topnav a.nav-gold { color: #fbbf24; }
.topnav a.nav-gold:hover { color: #f59e0b; border-bottom-color: #f59e0b; background: rgba(251,191,36,0.06); }

.topnav a:hover {
    color: var(--accent-glow);
    background: var(--bg-glass);
    border-bottom-color: var(--accent);
}

/* Hamburger button — hidden on desktop */
.topnav .hamburger {
    display: none;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 12px 8px;
    line-height: 1;
}

/* --- User Dropdown (right side) --- */
.nav-user-drop {
    margin-left: auto;
    position: relative;
}

.nav-user-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-family: inherit;
    font-size: 13px;
    font-weight: 500;
    padding: 16px 18px;
    cursor: pointer;
    transition: color 0.25s, background 0.25s;
    border-bottom: 2px solid transparent;
    text-transform: none;
    letter-spacing: normal;
}
.nav-user-btn:hover {
    color: var(--accent-glow);
    background: var(--bg-glass);
    border-bottom-color: var(--accent);
}
.nav-user-btn.nav-gold { color: #fbbf24; }
.nav-user-btn.nav-gold:hover { color: #f59e0b; border-bottom-color: #f59e0b; background: rgba(251,191,36,0.06); }

.nav-user-btn .chevron-icon {
    transition: transform 0.2s;
}
.nav-user-drop.open .nav-user-btn .chevron-icon {
    transform: rotate(180deg);
}

.nav-user-menu {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    min-width: 160px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    box-shadow: 0 8px 32px rgba(0,0,0,0.4);
    z-index: 300;
    overflow: hidden;
}
.nav-user-drop.open .nav-user-menu { display: block; }

.nav-user-menu a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 18px;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
    text-transform: none;
    letter-spacing: normal;
    border-bottom: none;
    transition: background 0.15s, color 0.15s;
}
.nav-user-menu a:hover {
    background: var(--bg-glass);
    color: var(--accent-glow);
    border-bottom: none;
}

/* Guest nav — Login on right */
.topnav .nav-user-link {
    margin-left: auto;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--text-secondary);
    font-size: 13px;
    padding: 16px 18px;
    font-weight: 500;
    border-bottom: 2px solid transparent;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}
.topnav .nav-user-link:hover {
    color: var(--accent-glow);
    background: var(--bg-glass);
    border-bottom-color: var(--accent);
}

/* --- Hero Section (guest home / error) --- */
.hero-section {
    text-align: center;
    padding: 40px 0 20px;
}
.hero-icon-wrap {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    border-radius: 50%;
    background: rgba(99, 102, 241, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-glow);
    border: 1px solid rgba(99, 102, 241, 0.2);
}
.hero-icon-wrap.hero-icon-danger {
    background: rgba(239, 68, 68, 0.12);
    color: #fca5a5;
    border-color: rgba(239, 68, 68, 0.2);
}
.hero-subtitle {
    color: var(--text-dim);
    font-size: 15px;
    font-weight: 400;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

/* Feature / setup lists */
.feature-list, .setup-list {
    list-style: none;
    padding: 0;
    color: var(--text-secondary);
}
.feature-list li, .setup-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    border-bottom: 1px solid var(--border-glass);
    font-size: 14px;
}
.feature-list li:last-child, .setup-list li:last-child { border-bottom: none; }
.setup-list { counter-reset: step; padding-left: 0; }
.setup-list li { counter-increment: step; }
.setup-list li::before {
    content: counter(step);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: rgba(99, 102, 241, 0.15);
    color: var(--accent-glow);
    font-size: 12px;
    font-weight: 600;
    flex-shrink: 0;
}
code {
    background: var(--bg-glass);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 13px;
    color: var(--accent-glow);
    border: 1px solid var(--border-glass);
}

/* Form footer link */
.form-footer-link {
    text-align: center;
    margin-top: 16px;
    font-size: 13px;
    color: var(--text-dim);
}

/* --- Layout --- */
.container {
    max-width: 960px;
    margin: 30px auto;
    padding: 0 20px;
}

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 12px;
}

/* --- Typography --- */
h1 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

h2 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
}

p { margin-bottom: 12px; color: var(--text-secondary); }

a { color: var(--accent-glow); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--accent); }

.hint { font-weight: 400; color: var(--text-dim); font-size: 12px; }

/* --- Cards --- */
.card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius);
    padding: 24px;
    position: relative;
}

/* --- Dashboard Grid --- */
.dash-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.dash-stat {
    display: flex;
    align-items: center;
    gap: 16px;
}

.dash-stat .stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    flex-shrink: 0;
}

.dash-stat .stat-icon.indigo { background: rgba(99, 102, 241, 0.15); color: var(--accent-glow); }
.dash-stat .stat-icon.green  { background: rgba(16, 185, 129, 0.15); color: #6ee7b7; }
.dash-stat .stat-icon.amber  { background: rgba(245, 158, 11, 0.15); color: #fbbf24; }
.dash-stat .stat-icon.red    { background: rgba(239, 68, 68, 0.15); color: #fca5a5; }

.stat-number { font-size: 28px; font-weight: 700; color: var(--text-primary); line-height: 1; }
.stat-label  { font-size: 12px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.06em; margin-top: 2px; }

/* --- Gauge / Chart --- */
.gauge-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px 0;
}

.gauge-svg { width: 200px; height: 120px; }

.gauge-track { fill: none; stroke: rgba(255,255,255,0.06); stroke-width: 14; stroke-linecap: round; }
.gauge-fill  { fill: none; stroke: url(#gaugeGrad); stroke-width: 14; stroke-linecap: round; transition: stroke-dashoffset 1.5s cubic-bezier(0.4,0,0.2,1); }

.gauge-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    margin-top: 8px;
}

.gauge-label {
    font-size: 12px;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.chart-container {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px 0;
    min-height: 240px;
}

.chart-container canvas { max-width: 100%; max-height: 220px; }

/* --- Messages --- */
.msg-error {
    background: rgba(239, 68, 68, 0.15);
    color: #fca5a5;
    border: 1px solid rgba(239, 68, 68, 0.3);
    padding: 10px 16px;
    border-radius: var(--radius-sm);
    margin: 12px 0;
    font-size: 14px;
}

.msg-success {
    background: rgba(16, 185, 129, 0.15);
    color: #6ee7b7;
    border: 1px solid rgba(16, 185, 129, 0.3);
    padding: 10px 16px;
    border-radius: var(--radius-sm);
    margin: 12px 0;
    font-size: 14px;
}

.empty-state {
    text-align: center;
    color: var(--text-dim);
    padding: 40px 20px;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 20px;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    text-decoration: none;
    font-family: inherit;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.25s;
}

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

.btn-glow {
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.3);
}
.btn-glow:hover {
    box-shadow: 0 0 30px rgba(99, 102, 241, 0.5);
}

.btn-sm { padding: 6px 14px; font-size: 12px; }

.btn-edit { background: rgba(99, 102, 241, 0.2); color: var(--accent-glow); border: 1px solid rgba(99, 102, 241, 0.3); }
.btn-edit:hover { background: rgba(99, 102, 241, 0.35); }

.btn-view { background: rgba(16, 185, 129, 0.2); color: #6ee7b7; border: 1px solid rgba(16, 185, 129, 0.3); }
.btn-view:hover { background: rgba(16, 185, 129, 0.35); }

.btn-danger { background: rgba(239, 68, 68, 0.2); color: #fca5a5; border: 1px solid rgba(239, 68, 68, 0.3); }
.btn-danger:hover { background: rgba(239, 68, 68, 0.35); transform: translateY(-1px); }

.btn-ghost { background: transparent; color: var(--text-secondary); border: 1px solid var(--border-glass); }
.btn-ghost:hover { background: var(--bg-glass); color: var(--text-primary); }

.btn-warning { background: rgba(245, 158, 11, 0.2); color: #fbbf24; border: 1px solid rgba(245, 158, 11, 0.3); }
.btn-warning:hover { background: rgba(245, 158, 11, 0.35); }

/* --- Tables --- */
.table-wrap { overflow-x: auto; margin: 0 -24px; padding: 0 24px; }

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

table th, table td {
    padding: 12px 14px;
    text-align: left;
    border-bottom: 1px solid var(--border-glass);
    font-size: 14px;
}

table th {
    color: var(--text-dim);
    font-weight: 500;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    background: transparent;
}

table tr { transition: background 0.15s; }
table tr:hover { background: var(--bg-glass); }
table tr:last-child td { border-bottom: none; }

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

.actions-cell { white-space: nowrap; }
.actions-cell .btn + .btn { margin-left: 6px; }

/* --- Badges --- */
.badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    background: var(--bg-glass);
    color: var(--text-secondary);
    border: 1px solid var(--border-glass);
}

.badge-admin { background: rgba(99, 102, 241, 0.15); color: var(--accent-glow); border-color: rgba(99, 102, 241, 0.3); }
.badge-user { background: rgba(16, 185, 129, 0.15); color: #6ee7b7; border-color: rgba(16, 185, 129, 0.3); }
.badge-vip { background: rgba(251, 191, 36, 0.15); color: #fbbf24; border-color: rgba(251, 191, 36, 0.3); }

/* --- Data List (View Modal) --- */
.data-list { list-style: none; padding: 0; }
.data-list li {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-glass);
    font-size: 14px;
}
.data-list li:last-child { border-bottom: none; }
.data-list .data-key { color: var(--text-dim); font-weight: 500; text-transform: uppercase; font-size: 11px; letter-spacing: 0.06em; min-width: 120px; }
.data-list .data-val { color: var(--text-primary); text-align: right; word-break: break-all; }

/* --- Logs Table --- */
.logs-table td { font-size: 13px; padding: 8px 10px; }
.logs-table th { font-size: 10px; padding: 8px 10px; }
.log-action { font-weight: 600; color: var(--accent-glow); }

/* --- Footer Buttons --- */
.page-footer {
    margin-top: 24px;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

/* --- Autocomplete Level Input --- */
.level-autocomplete-wrap { position: relative; }
.level-autocomplete-wrap input[type="text"] {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 14px;
    outline: none;
    transition: border-color 0.25s, box-shadow 0.25s;
}
.level-autocomplete-wrap input[type="text"]:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}
.level-autocomplete-list {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 300;
    background: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    margin-top: 4px;
    max-height: 200px;
    overflow-y: auto;
    box-shadow: 0 8px 32px rgba(0,0,0,0.4);
    display: none;
}
.level-autocomplete-list.open { display: block; }
.level-autocomplete-item {
    padding: 10px 16px;
    cursor: pointer;
    font-size: 14px;
    color: var(--text-primary);
    transition: background 0.15s;
}
.level-autocomplete-item:hover,
.level-autocomplete-item.highlighted { background: var(--bg-glass); }
.level-autocomplete-item.active { background: rgba(99, 102, 241, 0.15); color: var(--accent-glow); }
.level-autocomplete-hint {
    font-size: 11px;
    color: var(--text-dim);
    margin-top: 4px;
}

/* --- User Logs in View Modal --- */
.view-user-logs { margin-top: 16px; border-top: 1px solid var(--border-glass); padding-top: 16px; }
.view-user-logs .loading-inline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-dim);
    font-size: 13px;
}
.view-user-logs .loading-inline .mini-spinner {
    width: 16px;
    height: 16px;
    border: 2px solid var(--border-glass);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    display: inline-block;
}

/* --- Forms --- */
.form-modern label,
.form-login label {
    display: block;
    margin: 16px 0 6px;
    font-weight: 500;
    font-size: 13px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.form-modern input[type="text"],
.form-modern input[type="password"],
.form-modern input[type="number"],
.form-modern input[type="date"],
.form-modern input[type="email"],
.form-modern textarea,
.form-modern select,
.form-login input[type="text"],
.form-login input[type="password"] {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 14px;
    transition: border-color 0.25s, box-shadow 0.25s;
    outline: none;
}

.form-modern input[type="date"] {
    color-scheme: dark;
}

.form-modern textarea {
    resize: vertical;
    min-height: 72px;
}

.form-modern input:focus,
.form-modern textarea:focus,
.form-modern select:focus,
.form-login input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.form-modern select,
.form-login select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2394a3b8'%3E%3Cpath d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 36px;
}

.form-modern button[type="submit"],
.form-login button[type="submit"] {
    margin-top: 20px;
    width: 100%;
}

/* --- Custom Select Widget --- */
.custom-select-wrap { position: relative; }
.custom-select-input {
    width: 100%;
    padding: 12px 16px;
    padding-right: 36px;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 14px;
    outline: none;
    cursor: pointer;
    transition: border-color 0.25s, box-shadow 0.25s;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2394a3b8'%3E%3Cpath d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    user-select: none;
}
.custom-select-input:focus,
.custom-select-input.cs-open {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}
.custom-select-list {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    z-index: 400;
    background: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    max-height: 220px;
    overflow-y: auto;
    box-shadow: 0 8px 32px rgba(0,0,0,0.5);
    display: none;
}
.custom-select-list.open { display: block; }
.custom-sel-item {
    padding: 10px 16px;
    cursor: pointer;
    font-size: 14px;
    color: var(--text-primary);
    transition: background 0.15s;
}
.custom-sel-item:hover { background: var(--bg-glass); }
.custom-sel-item.active { background: rgba(99,102,241,0.15); color: var(--accent-glow); }

/* --- Flatpickr dark overrides --- */
.flatpickr-calendar {
    background: var(--bg-secondary) !important;
    border: 1px solid var(--border-glass) !important;
    box-shadow: 0 8px 32px rgba(0,0,0,0.5) !important;
    border-radius: var(--radius-sm) !important;
    color: var(--text-primary) !important;
}
.flatpickr-calendar::before,
.flatpickr-calendar::after { display: none !important; }
.flatpickr-months { background: var(--bg-secondary) !important; }
.flatpickr-months .flatpickr-month,
.flatpickr-current-month,
.flatpickr-current-month input.cur-year,
.flatpickr-current-month .flatpickr-monthDropdown-months { color: var(--text-primary) !important; fill: var(--text-primary) !important; background: transparent !important; }
.flatpickr-weekdays, .flatpickr-weekday { background: var(--bg-secondary) !important; color: var(--text-dim) !important; }
.flatpickr-day { color: var(--text-primary) !important; border-radius: var(--radius-sm) !important; }
.flatpickr-day:hover { background: var(--bg-glass) !important; border-color: var(--border-glass) !important; }
.flatpickr-day.selected, .flatpickr-day.selected:hover { background: var(--accent) !important; border-color: var(--accent) !important; color: #fff !important; }
.flatpickr-day.today { border-color: var(--accent-glow) !important; }
.flatpickr-day.flatpickr-disabled, .flatpickr-day.flatpickr-disabled:hover { color: var(--text-dim) !important; }
span.arrowUp, span.arrowDown { fill: var(--text-secondary) !important; }
.flatpickr-prev-month svg, .flatpickr-next-month svg { fill: var(--text-secondary) !important; }
.flatpickr-prev-month:hover svg, .flatpickr-next-month:hover svg { fill: var(--accent-glow) !important; }
.flatpickr-monthDropdown-months option { background: var(--bg-secondary) !important; color: var(--text-primary) !important; }
.numInputWrapper span { border-color: var(--border-glass) !important; }
.numInputWrapper span:hover { background: var(--bg-glass) !important; }
.numInputWrapper span svg path { fill: var(--text-secondary) !important; }

/* --- Modals --- */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 200;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

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

.modal-content {
    width: 100%;
    max-width: 440px;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalIn 0.25s ease;
}

.modal-content.modal-wide { max-width: 720px; }

@keyframes modalIn {
    from { opacity: 0; transform: translateY(20px) scale(0.96); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-dim);
    font-size: 24px;
    cursor: pointer;
    padding: 4px 8px;
    line-height: 1;
    transition: color 0.2s;
}
.modal-close:hover { color: var(--text-primary); }

.modal-actions {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}
.modal-actions .btn { flex: 1; justify-content: center; }

/* --- Pagination --- */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 16px;
}
.pagination .btn { min-width: auto; }
.pagination .page-info { color: var(--text-dim); font-size: 13px; }

/* --- Loading --- */
.loading-spinner {
    width: 32px;
    height: 32px;
    margin: 30px auto;
    border: 3px solid var(--border-glass);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* --- Guest auth card --- */
.form-login {
    max-width: 400px;
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-glass);
    padding: 32px;
    border-radius: var(--radius);
    margin-top: 24px;
}

/* --- Responsive (mobile first) --- */
@media (max-width: 640px) {
    .topnav {
        flex-wrap: wrap;
        padding: 0 10px;
    }
    .topnav .hamburger {
        display: block;
    }
    .topnav .nav-links {
        display: none;
        width: 100%;
        flex-direction: column;
        border-top: 1px solid var(--border-glass);
    }
    .topnav.nav-open .nav-links {
        display: flex;
    }
    .topnav .nav-links a {
        padding: 12px 16px;
        font-size: 13px;
        border-bottom: none;
        border-left: 2px solid transparent;
    }
    .topnav .nav-links a:hover {
        border-left-color: var(--accent);
        border-bottom: none;
    }
    .topnav .nav-links a .nav-text { display: inline; }
    .topnav .nav-user-link .nav-text { display: inline; }
    .nav-user-drop {
        margin-left: auto;
    }
    .nav-user-btn {
        padding: 12px 10px;
        font-size: 12px;
    }
    .nav-user-btn .nav-text { display: inline; }
    .container {
        margin: 16px auto;
        padding: 0 12px;
    }
    h1 { font-size: 22px; }
    .card { padding: 16px; }
    table th, table td { padding: 10px 8px; font-size: 13px; }
    .col-hide-mobile { display: none; }
    .page-header { flex-direction: column; align-items: stretch; }
    .page-header .btn { text-align: center; justify-content: center; }
    .dash-grid { grid-template-columns: 1fr; }
    .gauge-svg { width: 160px; height: 96px; }
    .hero-section { padding: 24px 0 16px; }
}

/* ── Toggle switch ─────────────────────────────────────────── */
.sw-cb {
  display: none;
}
.toggleSwitch {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  width: 64px;
  height: 22px;
  background-color: #555;
  border-radius: 40px;
  cursor: pointer;
  transition: background-color .3s;
}
.toggleSwitch::after {
  content: "";
  position: absolute;
  height: 22px;
  width: 50%;
  left: 0;
  background: conic-gradient(rgba(26,26,26,.5), #fff, rgba(26,26,26,.5), #fff, rgba(26,26,26,.5));
  border-radius: 40px;
  transition: transform .3s;
  box-shadow: 2px 2px 6px rgba(0,0,0,.35);
}
.sw-cb:checked + .toggleSwitch::after {
  transform: translateX(100%);
}
.sw-cb:checked + .toggleSwitch {
  background-color: #487bdb;
}
.toggleSwitch.ts-disabled {
  opacity: .35;
  cursor: not-allowed;
  pointer-events: none;
}