/* Trivixo Admin Styles */

:root {
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --success-color: #22c55e;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --bg-color: #f8fafc;
    --card-bg: #ffffff;
    --text-color: #1e293b;
    --text-muted: #64748b;
    --border-color: #e2e8f0;
    --sidebar-width: 250px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

/* Layout */
.admin-container {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: var(--sidebar-width);
    background-color: #1e293b;
    color: #fff;
    padding: 1.5rem 0;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
}

.sidebar-header {
    padding: 0 1.5rem 1.5rem;
    border-bottom: 1px solid #334155;
    margin-bottom: 1rem;
}

.sidebar-header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
}

.sidebar-header span {
    font-size: 0.75rem;
    color: #94a3b8;
}

.sidebar-nav {
    list-style: none;
}

.sidebar-nav li {
    margin: 0.25rem 0;
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    padding: 0.75rem 1.5rem;
    color: #cbd5e1;
    text-decoration: none;
    transition: background-color 0.2s, color 0.2s;
}

.sidebar-nav a:hover,
.sidebar-nav a.active {
    background-color: #334155;
    color: #fff;
}

.sidebar-nav a.active {
    border-left: 3px solid var(--primary-color);
}

.main-content {
    margin-left: var(--sidebar-width);
    flex: 1;
    padding: 2rem;
}

/* Header */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.page-header h2 {
    font-size: 1.75rem;
    font-weight: 600;
}

/* Cards */
.card {
    background-color: var(--card-bg);
    border-radius: 0.5rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

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

.card-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background-color: var(--card-bg);
    border-radius: 0.5rem;
    padding: 1.5rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.stat-card h4 {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.stat-card .value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-color);
}

.stat-card .change {
    font-size: 0.75rem;
    margin-top: 0.25rem;
}

.stat-card .change.positive {
    color: var(--success-color);
}

.stat-card .change.negative {
    color: var(--danger-color);
}

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

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

th, td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-muted);
    background-color: #f8fafc;
}

tr:hover {
    background-color: #f8fafc;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: 0.375rem;
    border: none;
    cursor: pointer;
    transition: background-color 0.2s;
    text-decoration: none;
}

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

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

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

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

.btn-secondary {
    background-color: #e2e8f0;
    color: var(--text-color);
}

.btn-sm {
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
}

/* Forms */
.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.form-control {
    width: 100%;
    padding: 0.5rem 0.75rem;
    font-size: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

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

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%2364748b'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 1rem;
    padding-right: 2.5rem;
}

/* Correct answer indicator */
.form-control.correct-answer {
    border-color: var(--success-color);
    background-color: rgba(34, 197, 94, 0.05);
}

.form-control.correct-answer:focus {
    border-color: var(--success-color);
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.15);
}

/* Badges */
.badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 0.25rem;
}

.badge-success {
    background-color: #dcfce7;
    color: #166534;
}

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

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

.badge-primary {
    background-color: #e0e7ff;
    color: #3730a3;
}

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: 0.375rem;
    margin-bottom: 1rem;
}

.alert-success {
    background-color: #dcfce7;
    color: #166534;
    border: 1px solid #bbf7d0;
}

.alert-danger {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.alert-warning {
    background-color: #fef3c7;
    color: #92400e;
    border: 1px solid #fde68a;
}

/* Login Page */
.login-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background-color: var(--bg-color);
}

.login-card {
    width: 100%;
    max-width: 400px;
    padding: 2rem;
    background-color: var(--card-bg);
    border-radius: 0.5rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.login-card h1 {
    text-align: center;
    margin-bottom: 0.5rem;
    font-size: 1.75rem;
}

.login-card p {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

/* Pagination */
.pagination {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    margin-top: 1.5rem;
}

.pagination a,
.pagination span {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    text-decoration: none;
    color: var(--text-color);
}

.pagination a:hover {
    background-color: #f1f5f9;
}

.pagination span.active {
    background-color: var(--primary-color);
    color: #fff;
    border-color: var(--primary-color);
}

/* Utilities */
.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.text-muted {
    color: var(--text-muted);
}

.mb-0 {
    margin-bottom: 0;
}

.mb-1 {
    margin-bottom: 0.5rem;
}

.mb-2 {
    margin-bottom: 1rem;
}

.mt-2 {
    margin-top: 1rem;
}

.d-flex {
    display: flex;
}

.gap-1 {
    gap: 0.5rem;
}

.justify-between {
    justify-content: space-between;
}

.align-center {
    align-items: center;
}

/* Grid for form */
.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

/* Tag Selector */
.tag-selector {
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    padding: 0.5rem;
    min-height: 48px;
    background: #fff;
    cursor: text;
}

.tag-selector:focus-within {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.tag-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 0.25rem;
}

.tag-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    background-color: #e0e7ff;
    color: #3730a3;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.875rem;
    font-weight: 500;
}

.tag-chip-remove {
    background: none;
    border: none;
    cursor: pointer;
    color: #6366f1;
    font-size: 1rem;
    line-height: 1;
    padding: 0;
    margin-left: 0.25rem;
}

.tag-chip-remove:hover {
    color: #4338ca;
}

.tag-input-wrapper {
    position: relative;
}

.tag-input {
    border: none;
    outline: none;
    padding: 0.25rem;
    font-size: 0.875rem;
    width: 200px;
    background: transparent;
}

.tag-suggestions {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    max-height: 200px;
    overflow-y: auto;
    z-index: 1000;
    display: none;
}

.tag-suggestions.show {
    display: block;
}

.tag-suggestion {
    padding: 0.5rem 0.75rem;
    cursor: pointer;
    font-size: 0.875rem;
}

.tag-suggestion:hover,
.tag-suggestion.highlighted {
    background-color: #f1f5f9;
}

.tag-suggestion.create-new {
    color: var(--primary-color);
    font-weight: 500;
    border-top: 1px solid var(--border-color);
}

.tag-suggestion .question-count {
    color: var(--text-muted);
    font-size: 0.75rem;
    margin-left: 0.5rem;
}

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

    .sidebar {
        width: 100%;
        height: auto;
        position: relative;
    }

    .main-content {
        margin-left: 0;
    }

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