/* User manager — matches JR Layout v2 admin / planner theme */
:root[data-theme="light"] {
    --bg: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #e9ecef;
    --accent: #000000;
    --text: #212529;
    --text-secondary: #6c757d;
    --border: #dee2e6;
    --um-muted: #6c757d;
    --um-card: #ffffff;
    --um-success: #198754;
    --um-danger: #dc3545;
    --um-warn: #f59e0b;
}

:root[data-theme="dark"] {
    --bg: #000000;
    --bg-secondary: #0a0a0a;
    --bg-tertiary: #1a1a1a;
    --accent: #ffffff;
    --text: #ffffff;
    --text-secondary: #a0a0a0;
    --border: #2a2a2a;
    --um-muted: #a0a0a0;
    --um-card: #0a0a0a;
    --um-success: #22c55e;
    --um-danger: #f87171;
    --um-warn: #fbbf24;
}

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

body {
    font-family: 'Work Sans', sans-serif;
    background: var(--bg-secondary);
    color: var(--text);
    min-height: 100vh;
    transition: background 0.3s, color 0.3s;
}

header {
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 1rem 2rem;
    transition: all 0.3s;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-size: 1.25rem;
    font-weight: 300;
    letter-spacing: 2px;
    color: var(--accent);
    text-decoration: none;
    transition: color 0.3s;
}

.logo img {
    transition: filter 0.3s;
}

:root[data-theme="light"] .logo img {
    filter: invert(1);
}

nav {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

nav a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 400;
    font-size: 0.9rem;
    transition: color 0.3s;
}

nav a:hover,
nav a.active {
    color: var(--accent);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.theme-toggle {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    width: 50px;
    height: 28px;
    border-radius: 14px;
    cursor: pointer;
    position: relative;
    transition: all 0.3s;
}

.theme-toggle::before {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--accent);
    top: 3px;
    left: 4px;
    transition: transform 0.3s;
}

:root[data-theme="dark"] .theme-toggle::before {
    transform: translateX(22px);
}

.theme-toggle-wrap {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.theme-mode-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    white-space: nowrap;
}

.auth-btn {
    background: var(--accent);
    color: var(--bg);
    border: none;
    padding: 0.5rem 1.5rem;
    font-weight: 400;
    cursor: pointer;
    transition: opacity 0.2s;
    font-size: 0.9rem;
    font-family: 'Work Sans', sans-serif;
    text-decoration: none;
    display: inline-block;
}

.auth-btn:hover {
    opacity: 0.8;
}

.admin-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.welcome-section {
    margin-bottom: 2rem;
}

.welcome-section h1 {
    font-size: 1.75rem;
    font-weight: 300;
    letter-spacing: 1px;
    margin-bottom: 0.35rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.welcome-section h1 i {
    opacity: 0.85;
}

.welcome-section p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.45rem 0.9rem;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.85rem;
    transition: color 0.2s, border-color 0.2s;
}

.back-link:hover {
    color: var(--accent);
    border-color: var(--accent);
}

h2 {
    font-size: 1.15rem;
    margin: 1.25rem 0 0.75rem;
    color: var(--text);
    font-weight: 600;
}

.search-box {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.um-main input,
.um-main select,
.um-main textarea {
    padding: 0.65rem 0.85rem;
    border-radius: 8px;
    border: 1px solid var(--border);
    font-size: 0.95rem;
    background: var(--bg-secondary);
    color: var(--text);
    font-family: 'Work Sans', sans-serif;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.um-main input:focus,
.um-main select:focus,
.um-main textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 2px rgba(128, 128, 128, 0.15);
}

:root[data-theme="dark"] .um-main input:focus,
:root[data-theme="dark"] .um-main select:focus,
:root[data-theme="dark"] .um-main textarea:focus {
    box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.08);
}

.um-main input::placeholder {
    color: var(--text-secondary);
    opacity: 0.8;
}

.um-main select option {
    background: var(--bg);
    color: var(--text);
}

.search-box input {
    flex: 1;
    min-width: 200px;
}

.um-main button {
    padding: 0.65rem 1.1rem;
    border-radius: 8px;
    border: none;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.2s, transform 0.15s;
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    font-family: 'Work Sans', sans-serif;
}

.um-main button:not(.secondary):not(.tab) {
    background: var(--accent);
    color: var(--bg);
}

.um-main button:not(.secondary):not(.tab):hover {
    opacity: 0.88;
}

.um-main button.secondary {
    background: var(--bg);
    color: var(--text);
    border: 1px solid var(--border);
}

.um-main button.secondary:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.tabs {
    display: flex;
    gap: 0.35rem;
    margin-bottom: 1.5rem;
    border-bottom: 2px solid var(--border);
    flex-wrap: wrap;
}

.tab {
    padding: 0.75rem 1.1rem;
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    cursor: pointer;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: -2px;
    transition: color 0.2s, border-color 0.2s;
    font-family: 'Work Sans', sans-serif;
    font-size: 0.85rem;
}

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

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

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.user-list {
    margin-top: 0.75rem;
}

.user-card {
    background: var(--um-card);
    padding: 1.1rem;
    margin-bottom: 0.65rem;
    border-radius: 10px;
    border-left: 4px solid var(--accent);
    cursor: pointer;
    transition: transform 0.15s, box-shadow 0.2s;
    border: 1px solid var(--border);
    border-left-width: 4px;
}

.user-card:hover {
    transform: translateX(3px);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.08);
}

:root[data-theme="dark"] .user-card:hover {
    box-shadow: 0 4px 18px rgba(0, 0, 0, 0.45);
}

.user-card.admin {
    border-left-color: var(--um-success);
}

.user-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.4rem;
}

.user-email {
    font-weight: 600;
    color: var(--text);
}

.user-badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: 6px;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-admin {
    background: linear-gradient(135deg, #22c55e, #16a34a);
    color: white;
}

.badge-user {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
}

.badge-inactive {
    background: rgba(148, 163, 184, 0.35);
    color: #e2e8f0;
}

/* Legacy RTDB value until jr-plan-migrate runs */
.badge-trial {
    background: rgba(148, 163, 184, 0.35);
    color: #e2e8f0;
}

.badge-starter {
    background: linear-gradient(135deg, #06b6d4, #0891b2);
    color: white;
}

.badge-essential {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: white;
}

.badge-professional {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
    color: white;
}

.badge-enterprise {
    background: linear-gradient(135deg, #f97316, #ea580c);
    color: white;
}

.user-meta {
    font-size: 0.82rem;
    color: var(--text-secondary);
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.user-meta i {
    color: var(--accent);
    opacity: 0.7;
}

.loading {
    text-align: center;
    padding: 2.5rem;
    color: var(--text-secondary);
}

.loading i {
    color: var(--accent);
}

.empty-state {
    text-align: center;
    padding: 2rem;
    color: var(--text-secondary);
    background: var(--bg);
    border-radius: 10px;
    border: 1px dashed var(--border);
}

.user-editor {
    display: none;
    border-top: 2px solid var(--border);
    padding-top: 1.75rem;
    margin-top: 1.75rem;
}

.user-info-header {
    background: var(--bg);
    padding: 1.1rem;
    border-radius: 10px;
    margin-bottom: 1.25rem;
    border: 1px solid var(--border);
}

.user-info-header h3 {
    margin: 0 0 0.4rem;
    color: var(--text);
}

.user-info-header .uid {
    font-family: ui-monospace, monospace;
    font-size: 0.82rem;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    display: inline-block;
}

.um-main .form-group {
    margin-bottom: 1.25rem;
}

.um-main label {
    display: block;
    margin-bottom: 0.4rem;
    font-weight: 600;
    color: var(--text);
    font-size: 0.9rem;
}

.limits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
}

.limits-grid label {
    font-size: 0.85rem;
    font-weight: normal;
    color: var(--text-secondary);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.stat-card {
    background: var(--bg);
    padding: 1rem;
    border-radius: 10px;
    text-align: center;
    border: 1px solid var(--border);
    transition: border-color 0.2s, transform 0.15s;
}

.stat-card:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
}

.stat-card .value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--accent);
    line-height: 1;
}

.stat-card .label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 0.4rem;
}

.status-msg {
    margin-top: 1rem;
    padding: 0.85rem;
    border-radius: 8px;
    display: none;
    font-weight: 500;
    font-size: 0.9rem;
}

.status-success {
    background: rgba(25, 135, 84, 0.12);
    color: var(--um-success);
    border: 1px solid rgba(25, 135, 84, 0.35);
}

.status-error {
    background: rgba(220, 53, 69, 0.1);
    color: var(--um-danger);
    border: 1px solid rgba(220, 53, 69, 0.35);
}

.status-info {
    background: rgba(59, 130, 246, 0.1);
    color: #3b82f6;
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.auth-section {
    text-align: center;
    padding: 2.5rem 1.5rem;
    background: var(--bg);
    border-radius: 12px;
    border: 1px solid var(--border);
    margin-bottom: 1.5rem;
}

.auth-section p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.um-main select {
    width: 100%;
}

.btn-save-changes {
    width: 100%;
    background: var(--um-success) !important;
    color: #fff !important;
}

.btn-save-changes:hover {
    opacity: 0.9 !important;
}

@media (max-width: 768px) {
    .admin-container {
        padding: 1rem;
    }

    .tabs {
        gap: 0.25rem;
    }

    .tab {
        padding: 0.55rem 0.75rem;
        font-size: 0.8rem;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    nav {
        gap: 1rem;
    }
}