:root {
    /* App surfaces (light) */
    --bg-app: #f4f6fb;
    --bg-surface: #ffffff;
    --bg-subtle: #f8fafc;

    /* Sidebar (deep navy business) */
    --bg-sidebar: #0f172a;
    --bg-sidebar-hover: #1e293b;
    --bg-sidebar-active: #1d4ed8;

    /* Borders & text */
    --border: #e6e9f2;
    --border-strong: #d4d9e6;
    --text: #1f2937;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --text-sidebar: #e2e8f0;
    --text-sidebar-muted: #94a3b8;

    /* Brand */
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --primary-soft: #eaf1ff;

    --success: #16a34a;
    --success-soft: #e8f6ed;
    --warning: #d97706;
    --warning-soft: #fdf3e3;
    --danger: #dc2626;
    --danger-soft: #fdeaea;
    --info: #0891b2;
    --info-soft: #e3f5f9;

    --radius: 12px;
    --radius-sm: 8px;
    --shadow-sm: 0 1px 2px rgba(16, 24, 40, 0.06);
    --shadow: 0 6px 24px rgba(16, 24, 40, 0.08);
    --sidebar-w: 252px;
}

* { box-sizing: border-box; }

html, body { height: 100%; }

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
    background-color: var(--bg-app);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-hover); }

.ico { display: inline-block; vertical-align: middle; flex: none; }

/* ============ Layout ============ */
.layout { min-height: 100vh; }

.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-w);
    height: 100vh;
    background-color: var(--bg-sidebar);
    color: var(--text-sidebar);
    display: flex;
    flex-direction: column;
    z-index: 120;
    transition: transform 0.25s ease;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 22px 22px 18px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.brand-logo {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: linear-gradient(135deg, #3b82f6, #06b6d4);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    flex: none;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.35);
}
/* Uploaded logo: drop the gradient tile, show the artwork on a plain white base */
.brand-logo.has-img {
    background: #fff;
    box-shadow: none;
    padding: 2px;
}
.brand-logo.has-img .brand-logo-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.brand-name {
    font-weight: 700;
    font-size: 1.1rem;
    color: #fff;
    letter-spacing: 0.2px;
}

.sidebar-nav {
    flex: 1;
    padding: 16px 14px;
    overflow-y: auto;
}

.nav-section {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-sidebar-muted);
    padding: 14px 12px 8px;
    font-weight: 600;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 11px 12px;
    margin-bottom: 4px;
    border-radius: var(--radius-sm);
    color: var(--text-sidebar-muted);
    font-size: 0.94rem;
    font-weight: 500;
    transition: background-color 0.15s, color 0.15s;
}

.nav-link .ico { color: var(--text-sidebar-muted); }

.nav-link:hover {
    background-color: var(--bg-sidebar-hover);
    color: var(--text-sidebar);
}

.nav-link:hover .ico { color: var(--text-sidebar); }

.nav-link.active {
    background-color: var(--bg-sidebar-active);
    color: #fff;
}

.nav-link.active .ico { color: #fff; }

.sidebar-footer {
    padding: 16px 18px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    font-size: 0.78rem;
    line-height: 1.5;
    color: var(--text-sidebar-muted);
}
.sidebar-footer div + div { margin-top: 2px; }

/* Main column */
.main {
    margin-left: var(--sidebar-w);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: margin-left 0.25s ease;
}

.topbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: saturate(180%) blur(8px);
    border-bottom: 1px solid var(--border);
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 28px;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 14px;
}

.hamburger {
    display: none;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-surface);
    color: var(--text);
    cursor: pointer;
}

/* Collapse handle on the sidebar edge, vertically centred */
.sidebar-handle {
    position: fixed;
    top: 50%;
    left: var(--sidebar-w);
    transform: translateY(-50%);
    z-index: 121;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 48px;
    padding: 0;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-left: none;
    border-radius: 0 10px 10px 0;
    color: var(--text-secondary);
    cursor: pointer;
    box-shadow: 2px 0 8px rgba(15, 23, 42, 0.06);
    transition: left 0.25s ease, color 0.15s ease, background 0.15s ease;
}
.sidebar-handle:hover {
    color: var(--primary);
    background: var(--primary-soft);
    border-color: var(--primary);
}
.sidebar-handle svg { width: 18px; height: 18px; }
.sidebar-handle .icon-expand { display: none; }
.layout.sidebar-collapsed .sidebar-handle { left: 0; }
.layout.sidebar-collapsed .sidebar-handle .icon-collapse { display: none; }
.layout.sidebar-collapsed .sidebar-handle .icon-expand { display: inline-flex; }

/* Collapsed state: sidebar slides away, content takes the full width */
.layout.sidebar-collapsed .sidebar { transform: translateX(-100%); }
.layout.sidebar-collapsed .main { margin-left: 0; }
/* Drop the 1320px content cap too, otherwise collapsing would not free any space */
.layout.sidebar-collapsed .content { max-width: none; }

.topbar-title {
    font-size: 1.18rem;
    font-weight: 700;
    color: var(--text);
}

.topbar-actions {
    display: flex;
    align-items: center;
    gap: 14px;
}

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

.user-avatar {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: linear-gradient(135deg, #6366f1, #2563eb);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.9rem;
}

.user-meta { line-height: 1.2; }
.user-meta .name { font-weight: 600; font-size: 0.9rem; color: var(--text); }
.user-meta .role { font-size: 0.75rem; color: var(--text-secondary); }

.content {
    flex: 1;
    padding: 28px;
    max-width: 1320px;
    width: 100%;
}

.overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.45);
    z-index: 110;
}

/* ============ Cards ============ */
.card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    padding: 22px;
    margin-bottom: 22px;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 18px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
}

.view-toggle {
    display: flex;
    gap: 8px;
    margin-bottom: 14px;
}

.card-title {
    font-size: 1.05rem;
    font-weight: 700;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text);
}

.card-title .ico { color: var(--primary); }

/* Small record-count pill right after a card title */
.card-title-count {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    background: var(--bg-subtle);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 3px 10px;
    white-space: nowrap;
}

.card-subtitle {
    color: var(--text-secondary);
    font-size: 0.88rem;
    margin-top: 2px;
}

/* ============ Stat cards ============ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 18px;
    margin-bottom: 22px;
}

.stat-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    position: relative;
    overflow: hidden;
}

.stat-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex: none;
}

.stat-icon.indigo { background: var(--primary-soft); color: var(--primary); }
.stat-icon.green  { background: var(--success-soft); color: var(--success); }
.stat-icon.amber  { background: var(--warning-soft); color: var(--warning); }
.stat-icon.cyan   { background: var(--info-soft); color: var(--info); }
.stat-icon.red    { background: var(--danger-soft); color: var(--danger); }

/* Clickable stat cards on the dashboard */
a.stat-card {
    color: inherit;
    text-decoration: none;
    transition: border-color 0.15s, box-shadow 0.15s, transform 0.15s;
}
a.stat-card:hover {
    border-color: var(--primary);
    box-shadow: 0 6px 18px rgba(37, 99, 235, 0.12);
    transform: translateY(-2px);
}

.stat-body { min-width: 0; }
.stat-label {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-bottom: 2px;
    font-weight: 500;
}
.stat-value {
    font-size: 1.7rem;
    font-weight: 700;
    color: var(--text);
    line-height: 1.2;
}
.stat-meta {
    color: var(--text-secondary);
    font-size: 0.8rem;
    margin-top: 2px;
}
.stat-meta a {
    color: var(--text-secondary);
    text-decoration: none;
    border-bottom: 1px dotted var(--border-strong);
}
.stat-meta a:hover { color: var(--primary); border-bottom-color: var(--primary); }

/* ============ Tables ============ */
.table-responsive { overflow-x: auto; }

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

.table th, .table td {
    padding: 8px 14px;
    text-align: left;
    border-bottom: 1px solid var(--border);
    font-size: 0.91rem;
    white-space: nowrap;
}

.table th {
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.72rem;
    letter-spacing: 0.05em;
    background: var(--bg-subtle);
}

.table tbody tr:last-child td { border-bottom: none; }
.table tbody tr:hover { background-color: var(--bg-subtle); }
.table td a { font-weight: 600; }
.table .cell-wrap { white-space: normal; max-width: 320px; }

/* ============ Badges ============ */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 600;
}
.badge-success { background: var(--success-soft); color: var(--success); }
.badge-danger  { background: var(--danger-soft); color: var(--danger); }
.badge-warning { background: var(--warning-soft); color: var(--warning); }
.badge-info    { background: var(--info-soft); color: var(--info); }
.badge-dark    { background: #eef1f6; color: var(--text-secondary); }
.badge-primary { background: var(--primary-soft); color: var(--primary); }
.badge-light    { background: #eef1f6; color: var(--text-secondary); border: 1px solid var(--border); }

/* ============ Edit meter (My Links) ============ */
.edit-meter { min-width: 92px; }
.edit-meter-text { font-size: 0.82rem; color: var(--text-secondary); margin-bottom: 4px; }
.edit-meter-text.is-full { color: var(--danger); font-weight: 600; }
.progress { height: 6px; background: #e8ebf1; border-radius: 99px; overflow: hidden; }
.progress-bar { height: 100%; background: var(--primary); border-radius: 99px; transition: width .2s; }
.progress-bar.is-full { background: var(--danger); }
.edit-limit-hint { font-size: 0.82rem; font-weight: 600; }

/* ============ Buttons ============ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 18px;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    font-size: 0.92rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.18s;
    text-decoration: none;
    font-family: inherit;
}
.btn .ico { width: 18px; height: 18px; }
.btn:disabled,
.btn.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.btn-primary { background-color: var(--primary); color: #fff; }
.btn-primary:hover { background-color: var(--primary-hover); color: #fff; }

.btn-success { background-color: var(--success); color: #fff; }
.btn-success:hover { background-color: #15803d; color: #fff; }

.btn-danger { background-color: var(--danger); color: #fff; }
.btn-danger:hover { background-color: #b91c1c; color: #fff; }

.btn-warning { background-color: var(--warning); color: #fff; }
.btn-warning:hover { background-color: #b45309; color: #fff; }

.btn-secondary {
    background-color: var(--bg-surface);
    color: var(--text);
    border-color: var(--border-strong);
}
.btn-secondary:hover { background-color: var(--bg-subtle); color: var(--text); }

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border-color: transparent;
}
.btn-ghost:hover { background: var(--bg-subtle); color: var(--text); }

.btn-sm { padding: 7px 12px; font-size: 0.84rem; }
.btn-sm .ico { width: 16px; height: 16px; }
.btn-xs { padding: 4px 8px; font-size: 0.78rem; }
.btn-block { width: 100%; }
.btn-lg { padding: 14px 24px; font-size: 1rem; font-weight: 600; }

.btn-icon {
    width: 34px;
    height: 34px;
    padding: 0;
    border-radius: var(--radius-sm);
    background: var(--bg-surface);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.15s;
}
.btn-icon:hover { background: var(--bg-subtle); color: var(--text); }
.btn-icon.danger:hover { color: var(--danger); border-color: var(--danger); }

/* ============ Forms ============ */
.form-group { margin-bottom: 18px; }

.form-label {
    display: block;
    margin-bottom: 7px;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text);
}
.form-label small { color: var(--text-secondary); font-weight: 400; margin-left: 4px; }
.form-label.small { font-size: 0.8rem; margin-bottom: 4px; }

.form-control {
    width: 100%;
    padding: 11px 13px;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-size: 0.94rem;
    transition: border-color 0.15s, box-shadow 0.15s;
    font-family: inherit;
}
.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-soft);
}
.form-control::placeholder { color: var(--text-muted); }

select.form-control,
.auth-card select.form-control,
.modal-compact select.form-control {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    padding-right: 38px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 16px 16px;
}

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

.form-control-sm { padding: 8px 11px; font-size: 0.86rem; }

/* Card header: title block + inline filter tools */
.card-header-tools {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
}
.card-header-tools .filter-form {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    flex: 0 1 auto;
}
.card-header-tools .filter-form .form-control { width: auto; }
.card-header-tools .filter-form select.form-control { min-width: 118px; }
.toolbar-meta {
    color: var(--text-secondary);
    font-size: 0.85rem;
    white-space: nowrap;
}

.search-box { max-width: 240px; }
.search-box .form-control { width: 100%; }

@media (max-width: 768px) {
    .card-header-tools { width: 100%; }
    .card-header-tools .filter-form > .form-control,
    .card-header-tools .filter-form .search-box { width: 100%; max-width: none; }
}

@media (max-width: 768px) {
    .form-row, .form-row.three { grid-template-columns: 1fr; }
}

.input-group { display: flex; }
.input-group-text {
    background-color: var(--bg-subtle);
    border: 1px solid var(--border-strong);
    border-right: none;
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
    padding: 11px 13px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    white-space: nowrap;
}
.input-group .form-control { border-radius: 0 var(--radius-sm) var(--radius-sm) 0; }

/* ============ Searchable combobox ============ */
.combobox { position: relative; }
.combobox-input { cursor: text; }
.combobox-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin-top: 4px;
    max-height: 220px;
    overflow-y: auto;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    box-shadow: 0 10px 25px rgba(15, 23, 42, 0.12);
    z-index: 300;
    display: none;
}
.combobox-dropdown.show { display: block; }
.combobox-option {
    padding: 9px 13px;
    cursor: pointer;
    font-size: 0.93rem;
    color: var(--text);
    transition: background-color 0.12s;
}
.combobox-option:hover,
.combobox-option.active {
    background-color: var(--primary-soft);
    color: var(--primary);
}
.combobox-option.disabled {
    color: var(--text-muted);
    cursor: default;
    pointer-events: none;
}
.combobox-sm { min-width: 210px; }
.combobox-sm .combobox-input { width: 100%; }

/* ============ Bulk selection (URL list) ============ */
.bulk-form { display: none; }
.col-check { width: 42px; text-align: center; }
.col-check input[type="checkbox"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
    accent-color: var(--primary);
    vertical-align: middle;
}
.bulk-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    flex-wrap: wrap;
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
    background-color: var(--bg-subtle);
}
.bulk-bar .bulk-count {
    font-size: 0.88rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 10px;
}
.bulk-bar .bulk-count strong { color: var(--text); }
.bulk-bar .bulk-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    flex-wrap: wrap;
    flex: 1 1 auto;
    min-width: 0;
}
.bulk-group {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 5px 8px;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 10px;
    flex: 0 1 auto;
    min-width: 0;
}
.bulk-group .btn-sm { padding-left: 9px; padding-right: 9px; white-space: nowrap; }
.bulk-group-danger {
    background: transparent;
    border-color: transparent;
}
@media (max-width: 768px) {
    .bulk-group { width: 100%; flex-wrap: wrap; }
}
.bulk-assign-group {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 8px;
    flex: 0 1 auto;
    min-width: 0;
}
.bulk-assign-group .form-label.small {
    margin-bottom: 0;
    white-space: nowrap;
}
.bulk-assign-group .combobox-sm {
    flex: 1 1 105px;
    min-width: 64px;
    max-width: 105px;
}
.bulk-group .passcode-row { min-width: 0; }
/* Usage passcode row (admin URL module + public redeem page) */
.passcode-row {
    display: flex;
    align-items: center;
    gap: 8px;
}
.passcode-row .form-control { flex: 1 1 auto; }
.bulk-group .passcode-row .form-control { flex: 1 1 105px; min-width: 64px; max-width: 105px; }
.code-badge {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    letter-spacing: 0.5px;
}
.bulk-warning {
    background: var(--warning-soft);
    border: 1px solid #f3dcb0;
    color: #b45309;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    margin: 14px 0;
    font-size: 0.88rem;
}
.confirm-user {
    background: var(--bg-subtle);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 10px 12px;
    font-weight: 600;
    color: var(--text);
}
@media (max-width: 768px) {
    .bulk-bar { padding: 12px 16px; }
    .bulk-bar .bulk-actions { width: 100%; align-items: center; }
    .bulk-bar .bulk-actions .bulk-assign-group,
    .bulk-bar .bulk-actions .combobox { flex: 1 1 auto; }
    .bulk-bar .bulk-actions .combobox-input { width: 100%; }
    .bulk-bar .bulk-actions .btn { flex: 1 1 auto; }
}

/* Search box (monochrome SVG mask icon, no emoji) */
.search-box { position: relative; max-width: 340px; }
.search-box .form-control { padding-left: 40px; }

/* Users page filter: role select beside the search box (one form, both values kept) */
.users-filter { display: flex; gap: 8px; align-items: center; }
.users-filter > select.form-control { width: auto; min-width: 120px; }
.search-box::before {
    content: "";
    position: absolute;
    left: 13px;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    background-color: var(--text-muted);
    -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'/%3E%3C/svg%3E") center / contain no-repeat;
    mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'/%3E%3C/svg%3E") center / contain no-repeat;
    pointer-events: none;
}

/* ============ Alerts ============ */
.alert {
    padding: 13px 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 18px;
    display: flex;
    align-items: center;
    gap: 10px;
    border: 1px solid transparent;
    font-size: 0.92rem;
}
.alert .ico { flex: none; }
.alert-success { background: var(--success-soft); border-color: #bfe6cb; color: #15803d; }
.alert-error   { background: var(--danger-soft);  border-color: #f3c9c9; color: #b91c1c; }
.alert-warning { background: var(--warning-soft); border-color: #f3dcb0; color: #b45309; }
.alert-info    { background: var(--info-soft);    border-color: #bfe6ee; color: #0e7490; }

/* ============ Auth pages (login/register/install) ============ */
.auth-content {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    background:
        radial-gradient(circle at 50% 0%, rgba(37, 99, 235, 0.22) 0%, transparent 50%),
        radial-gradient(circle at 80% 90%, rgba(30, 58, 138, 0.18) 0%, transparent 45%),
        linear-gradient(145deg, #0b1120 0%, #111827 55%, #0f172a 100%);
    position: relative;
    overflow: hidden;
}
.auth-content::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(circle at 50% 30%, black 0%, transparent 70%);
    -webkit-mask-image: radial-gradient(circle at 50% 30%, black 0%, transparent 70%);
    pointer-events: none;
}
.auth-wrapper {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 560px;
    display: flex;
    align-items: center;
    justify-content: center;
}
/* Wider variant for public notice pages (not-ready / not-found / inactive / expired) */
.auth-wrapper.is-wide { max-width: 600px; }
/* Wider variant for the registration form (two-column layout) */
.auth-wrapper.is-register { max-width: 620px; }
/* Extra-wide variant for the passcode link list (one line per link) */
.auth-wrapper.is-list { max-width: 900px; }
.auth-card {
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: 22px;
    padding: 42px 38px;
    box-shadow:
        0 24px 60px rgba(0, 0, 0, 0.28),
        0 1px 1px rgba(255, 255, 255, 0.1) inset;
    text-align: center;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}
.auth-card .form-group { text-align: left; }
.auth-card .form-group + .form-group { margin-top: 18px; }
.auth-card .form-label { font-weight: 600; }
/* Login form: two columns on wider screens, single column on small screens */
.login-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px 16px;
}
.login-grid .form-group + .form-group { margin-top: 0; }
@media (max-width: 520px) {
    .login-grid { grid-template-columns: 1fr; gap: 0; }
    .login-grid .form-group + .form-group { margin-top: 18px; }
}
.auth-card .form-control {
    border-radius: 11px;
    border-color: #e2e8f0;
    padding: 12px 14px;
    font-size: 0.96rem;
}
.auth-card .form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px var(--primary-soft);
}
.auth-card .btn-block { margin-top: 26px; }
.auth-brand-center {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 28px;
}
.auth-logo {
    width: 46px;
    height: 46px;
    border-radius: 13px;
    background: linear-gradient(135deg, var(--primary) 0%, #1d4ed8 100%);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 22px rgba(37, 99, 235, 0.35);
}
.auth-logo svg { width: 24px; height: 24px; }
/* Uploaded logo: no gradient tile on the white card */
.auth-logo.has-img {
    background: transparent;
    box-shadow: none;
    padding: 0;
}
.auth-logo.has-img .brand-logo-img { border-radius: 0; }
.auth-logo-text {
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: -0.3px;
    color: var(--text);
}
.auth-card h1 {
    font-size: 1.65rem;
    font-weight: 700;
    margin: 0 0 8px;
    color: var(--text);
    letter-spacing: -0.3px;
}
.auth-lead {
    color: var(--text-secondary);
    margin: 0 0 28px;
    font-size: 0.98rem;
}
.auth-card .alert { text-align: left; }
.auth-footer {
    margin-top: 22px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}
.auth-footer a { font-weight: 600; color: var(--primary); }
.auth-footer a:hover { color: var(--primary-hover); }

/* Public card footer actions (link-not-ready / passcode pages) */
.card-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-top: 22px;
    padding-top: 18px;
    border-top: 1px solid var(--border);
}
.card-actions .btn { margin-top: 0; min-width: 148px; }
.manage-link {
    display: inline-block;
    font-weight: 600;
    color: var(--primary);
    word-break: break-all;
}
.manage-link:hover { color: var(--primary-hover); }

/* Passcode link list (redeem page): compact rows, one link per row */
.link-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 4px;
    text-align: left;
}
.link-row {
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 12px 14px;
    background: #fff;
}
.link-row.is-context {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-soft);
}
.link-row-head {
    display: flex;
    align-items: center;
    gap: 8px;
}
.link-actions {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 14px;
    flex-shrink: 0;
}
.link-edit {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
    white-space: nowrap;
}
.link-edit:hover { color: var(--primary-hover); }
.link-state {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    padding: 3px 10px;
    border-radius: 999px;
}
.state-unbound { background: #fef3c7; color: #92400e; }
.state-bound   { background: #dcfce7; color: #166534; }
.link-open {
    font-size: 0.83rem;
    font-weight: 600;
    color: var(--primary);
    text-decoration: none;
    white-space: nowrap;
}
.link-open:hover { color: var(--primary-hover); }
.link-target {
    flex: 1 1 auto;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-align: left;
}
.link-target.is-empty { font-style: italic; opacity: 0.75; }
/* Small screens: let the target drop to its own line so nothing gets crushed */
@media (max-width: 640px) {
    .link-row-head { flex-wrap: wrap; }
    .link-target {
        flex-basis: 100%;
        order: 3;
        white-space: normal;
        word-break: break-all;
    }
}
.link-filter { margin-bottom: 12px; }
.link-back { font-weight: 600; color: var(--primary); }
.link-back:hover { color: var(--primary-hover); }
.lock-form { margin-top: 20px; }

/* Standalone install logo (used by install.php) */
.logo-large {
    width: 64px;
    height: 64px;
    margin: 0 auto 22px;
    border-radius: 18px;
    background: linear-gradient(135deg, var(--primary) 0%, #1d4ed8 100%);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 26px rgba(37, 99, 235, 0.35);
}
.logo-large svg { stroke: #fff; width: 30px; height: 30px; }

@media (max-width: 480px) {
    .auth-content { padding: 24px 16px; }
    .auth-card { padding: 32px 24px; border-radius: 18px; }
    .auth-logo { width: 40px; height: 40px; }
    .auth-logo-text { font-size: 1.2rem; }
    .auth-card h1 { font-size: 1.45rem; }
}

/* ============ Small screens: keep the sticky topbar inside the viewport ============ */
@media (max-width: 640px) {
    .topbar-left { min-width: 0; gap: 10px; }
    .topbar-title {
        min-width: 0;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
        font-size: 1.05rem;
    }
    .topbar-actions { gap: 8px; min-width: 0; }
    .user-meta .role { display: none; }
    /* Icon-only Password / Logout buttons so the row never pushes the page sideways */
    .topbar-icon-btn { padding: 7px 9px; }
    .topbar-icon-btn span { display: none; }
}
@media (max-width: 480px) {
    .topbar { padding: 0 12px; }
    .user-chip { gap: 0; }
    .user-meta { display: none; }
}

/* ============ Pagination ============ */
.pagination { display: flex; gap: 6px; justify-content: center; margin-top: 18px; flex-wrap: wrap; }
.pagination a, .pagination span {
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    background-color: var(--bg-surface);
    color: var(--text);
    border: 1px solid var(--border);
    font-size: 0.88rem;
}
.pagination a:hover { background-color: var(--bg-subtle); }
.pagination .current { background-color: var(--primary); border-color: var(--primary); color: #fff; }
.pagination .page-dots {
    background: none;
    border: none;
    padding: 8px 2px;
    color: var(--text-secondary);
    letter-spacing: 2px;
}
.pagination .page-nav { font-weight: 600; }

/* ============ Uploaded brand logo ============ */
.brand-logo-img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    border-radius: 8px;
    display: block;
}

/* ============ System Settings page ============ */
.setting-section { padding: 4px 2px 8px; }
.setting-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1.02rem;
    font-weight: 700;
    color: var(--text);
    margin: 0 0 16px;
}
.setting-title svg { color: var(--primary); }
.setting-divider { border: none; border-top: 1px solid var(--border); margin: 26px 0; }

.logo-upload-row {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    flex-wrap: wrap;
}
.logo-preview {
    width: 120px;
    height: 120px;
    border-radius: 14px;
    border: 1px dashed var(--border);
    background: var(--bg-subtle);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    flex: none;
}
.logo-preview img { max-width: 100%; max-height: 100%; object-fit: contain; border-radius: 10px; }
.logo-preview .logo-empty { color: var(--primary); }
.logo-upload-controls { flex: 1; min-width: 240px; display: flex; flex-direction: column; gap: 8px; }
.logo-upload-controls input[type="file"] { padding: 8px; }
.checkbox-inline {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: 0.86rem;
    color: var(--text-secondary);
    margin-top: 4px;
}
/* Anchor offset for the merged Users & Roles section in System Settings */
.card#users { scroll-margin-top: 24px; }
.card#backup { scroll-margin-top: 24px; }

/* --- Favicon preview (Branding section) --- */
.favicon-row {
    display: flex;
    gap: 14px;
    align-items: center;
    flex-wrap: wrap;
    margin-top: 16px;
    padding: 12px 14px;
    background: var(--bg-subtle);
    border: 1px solid var(--border);
    border-radius: 12px;
}
.favicon-preview {
    width: 56px;
    height: 56px;
    flex: none;
    border-radius: 10px;
    background: #fff;
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.favicon-preview img { width: 32px; height: 32px; object-fit: contain; }
.favicon-preview .favicon-preview-svg { width: 28px; height: 28px; }
.favicon-note { flex: 1; min-width: 220px; font-size: 0.84rem; color: var(--text-secondary); line-height: 1.55; }
.favicon-note strong { color: var(--text); display: block; margin-bottom: 2px; }
.favicon-note code { background: #fff; padding: 1px 5px; border-radius: 4px; border: 1px solid var(--border); }

/* --- Database backup section --- */
.backup-actions {
    display: flex;
    gap: 20px;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 12px;
}
.backup-now-form { flex: none; }
.backup-stat { display: flex; gap: 26px; flex-wrap: wrap; }
.backup-stat > div { display: flex; flex-direction: column; gap: 2px; }
.stat-label { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-secondary); }
.stat-value { font-size: 0.94rem; font-weight: 600; color: var(--text); }

.backup-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0 16px;
    margin-top: 4px;
}
@media (max-width: 768px) {
    .backup-grid { grid-template-columns: 1fr; }
}

.backup-dir-current {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 14px;
    padding: 10px 12px;
    background: var(--bg-subtle);
    border: 1px solid var(--border);
    border-radius: 10px;
    font-size: 0.84rem;
    color: var(--text-secondary);
    word-break: break-all;
}
.backup-dir-current svg { color: var(--primary); flex: none; }
.backup-dir-current code { background: #fff; padding: 1px 5px; border-radius: 4px; border: 1px solid var(--border); }

.backup-filename { font-size: 0.8rem; white-space: nowrap; }
.backup-hash { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 0.78rem; color: var(--text-secondary); }
.backup-row-actions { display: flex; gap: 8px; justify-content: flex-end; align-items: center; }
.backup-row-actions .inline-form { display: inline-flex; margin: 0; }
.backup-row-actions .btn svg { flex: none; }

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 34px 20px;
    color: var(--text-secondary);
    text-align: center;
}
.empty-state svg { color: var(--border); }
.empty-state p { margin: 0; font-size: 0.9rem; }

.form-hint { display: block; color: var(--text-secondary); font-size: 0.82rem; margin-top: 5px; }
.form-hint code { background: var(--bg-subtle); padding: 1px 5px; border-radius: 4px; }

/* ============ Utilities ============ */
.text-secondary { color: var(--text-secondary); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }
.text-center { text-align: center; }
.text-right { text-align: right; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.mt-2 { margin-top: 12px; }
.mb-2 { margin-bottom: 12px; }
.flex { display: flex; }
.flex-between { justify-content: space-between; }
.items-center { align-items: center; }
.gap-2 { gap: 12px; }
.gap-3 { gap: 16px; }
.w-full { width: 100%; }

.footer {
    margin-top: auto;
    padding: 18px 28px;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.82rem;
    border-top: 1px solid var(--border);
    background: var(--bg-surface);
}

.platform-icon {
    width: 26px;
    height: 26px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 7px;
    background-color: var(--bg-subtle);
    color: var(--text-secondary);
    font-size: 0.72rem;
    font-weight: 700;
}

.qr-preview {
    background-color: #fff;
    padding: 12px;
    border-radius: var(--radius-sm);
    display: inline-block;
    border: 1px solid var(--border);
}

/* ============ Modal ============ */
.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 200;
    padding: 20px;
}
.modal-backdrop.active { display: flex; }
.modal {
    background-color: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    width: 100%;
    max-width: 720px;
    max-height: 92vh;
    overflow: hidden;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
}
.modal-header {
    padding: 18px 22px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
}
.modal-header h3 { margin: 0; font-size: 1.1rem; }
.modal-body {
    padding: 22px;
    overflow-y: auto;
    flex: 1 1 auto;
    min-height: 0;
}
.modal-footer {
    padding: 16px 22px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    flex-shrink: 0;
    background-color: var(--bg-surface);
}

/* Compact modal forms */
.modal-compact .form-group { margin-bottom: 14px; }
.modal-compact .form-group:last-child { margin-bottom: 0; }
.modal-compact .form-label { margin-bottom: 5px; font-size: 0.85rem; }
.modal-compact .form-control { padding: 9px 12px; font-size: 0.92rem; }
.modal-compact .input-group-text { padding: 9px 12px; }
.modal-compact .modal-body { padding: 18px 22px; }

@media (max-width: 768px) {
    .modal { max-width: 100%; max-height: 100dvh; border-radius: 0; }
    .modal-body { padding: 16px; }
    .modal-compact .modal-body { padding: 16px; }
}

/* ============ Action buttons in tables ============ */
.actions { display: flex; gap: 8px; align-items: center; }

/* ============ Empty state ============ */
.empty-state {
    text-align: center;
    padding: 48px 20px;
    color: var(--text-secondary);
}
.empty-state h3 { color: var(--text); margin-bottom: 8px; }

/* ============ Tabs ============ */
.tabs {
    display: flex;
    gap: 4px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 20px;
}
.tab {
    padding: 10px 16px;
    color: var(--text-secondary);
    border-bottom: 2px solid transparent;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.92rem;
}
.tab.active { color: var(--primary); border-bottom-color: var(--primary); }

/* ============ Guide Page ============ */
.hidden { display: none !important; }

.guide-lang-switch {
    display: flex;
    align-items: center;
    gap: 8px;
}
.guide-lang-switch .btn {
    min-width: 72px;
}
.guide-lang-switch .btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

.guide-body {
    padding: 8px 4px;
    color: var(--text);
    font-size: 0.95rem;
    line-height: 1.7;
}
.guide-section {
    margin-bottom: 28px;
}
.guide-section h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
    color: var(--text);
}
.guide-section h4 {
    font-size: 1rem;
    font-weight: 600;
    margin: 18px 0 8px;
    color: var(--text);
}
.guide-section p {
    margin: 0 0 12px;
}
.guide-section ul,
.guide-section ol {
    margin: 0 0 12px 18px;
    padding: 0;
}
.guide-section li {
    margin-bottom: 6px;
}
.guide-section code {
    background: var(--bg-subtle);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 2px 6px;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 0.88em;
    color: var(--primary);
}

/* ============ Responsive ============ */
@media (max-width: 992px) {
    .sidebar { transform: translateX(-100%); }
    .layout.sidebar-open .sidebar { transform: translateX(0); }
    .layout.sidebar-open .overlay { display: block; }
    .main { margin-left: 0; }
    .hamburger { display: inline-flex; }
    .sidebar-handle { display: none; }
    .content { padding: 20px 16px; }
    .topbar { padding: 0 16px; }
    .guide-lang-switch { width: 100%; justify-content: flex-start; margin-top: 10px; }
}