/* --- HỆ THỐNG GIAO DIỆN HÀNH CHÍNH PHƯỜNG/XÃ VIỆT NAM --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Merriweather:ital,wght@0,400;0,700;1,400&display=swap');

:root {
    --primary-red: #b71c1c;
    --primary-red-hover: #8e0000;
    --gold-accent: #fbc02d;
    --gold-hover: #f57f17;
    --navy-header: #0f172a;
    --bg-light: #f8fafc;
    --card-bg: #ffffff;
    --text-dark: #1e293b;
    --text-muted: #64748b;
    --border-color: #e2e8f0;
    --success-green: #15803d;
    --info-blue: #0288d1;
    --radius-lg: 14px;
    --radius-md: 8px;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.12);
}

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

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* Header Quốc Hiệu */
.top-header {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    color: white;
    padding: 16px 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 4px solid var(--gold-accent);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 100;
}

.brand-container {
    display: flex;
    align-items: center;
    gap: 16px;
}

.emblem-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #d32f2f 0%, #9a0007 100%);
    border: 2px solid var(--gold-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold-accent);
    box-shadow: 0 0 12px rgba(251, 192, 45, 0.4);
}

.brand-title h1 {
    font-family: 'Merriweather', serif;
    font-size: 19px;
    letter-spacing: 0.5px;
    color: #ffffff;
}

.brand-title p {
    font-size: 12px;
    color: var(--gold-accent);
    font-weight: 500;
}

.user-status {
    display: flex;
    align-items: center;
    gap: 12px;
}

.role-badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
}

.role-admin { background-color: #ef4444; color: white; }
.role-canbovanthu { background-color: #0288d1; color: white; }

/* Dashboard Cards Thống Kê */
.main-container {
    max-width: 1320px;
    margin: 24px auto;
    padding: 0 20px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--card-bg);
    padding: 18px 20px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    gap: 16px;
    border: 1px solid var(--border-color);
    transition: transform 0.2s, box-shadow 0.2s;
}

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

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
}

.bg-red { background: #fee2e2; color: #b71c1c; }
.bg-blue { background: #e0f2fe; color: #0288d1; }
.bg-green { background: #dcfce7; color: #15803d; }
.bg-gold { background: #fef9c3; color: #854d0e; }

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--navy-header);
    line-height: 1.2;
}

.stat-label {
    font-size: 13px;
    color: var(--text-muted);
}

/* Banner ChatGPT */
.chatgpt-banner {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    color: white;
    padding: 22px 28px;
    border-radius: var(--radius-lg);
    margin-bottom: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.banner-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.25);
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: 0.5px;
}

.chatgpt-banner h3 {
    font-size: 19px;
    margin-bottom: 4px;
}

.chatgpt-banner p {
    font-size: 13.5px;
    opacity: 0.95;
    max-width: 800px;
}

.btn-gold {
    background-color: var(--gold-accent);
    color: #1e293b;
    font-weight: 700;
}
.btn-gold:hover {
    background-color: var(--gold-hover);
    transform: translateY(-1px);
}

/* Dashboard Toolbar & Filter */
.dashboard-toolbar {
    background: var(--card-bg);
    padding: 18px 24px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
    border: 1px solid var(--border-color);
}

.search-box {
    position: relative;
    flex: 1;
    min-width: 280px;
    display: flex;
    align-items: center;
}

.search-icon {
    position: absolute;
    left: 14px;
    color: var(--text-muted);
    font-size: 15px;
}

.search-box input {
    width: 100%;
    padding: 11px 40px 11px 40px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 14px;
    outline: none;
    transition: all 0.2s;
}

.search-box input:focus {
    border-color: var(--primary-red);
    box-shadow: 0 0 0 3px rgba(183, 28, 28, 0.1);
}

.clear-search-btn {
    position: absolute;
    right: 12px;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 14px;
}

.filter-box {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
}

.filter-box select {
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 14px;
    outline: none;
    background: white;
}

.btn-group {
    display: flex;
    gap: 10px;
}

/* Nút Bấm Thống Nhất */
.btn {
    padding: 10px 18px;
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 13.5px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s ease;
    text-decoration: none;
}

.btn-primary { background-color: var(--primary-red); color: white; }
.btn-primary:hover { background-color: var(--primary-red-hover); transform: translateY(-1px); }
.btn-success { background-color: var(--success-green); color: white; }
.btn-success:hover { background-color: #166534; }
.btn-info { background-color: var(--info-blue); color: white; }
.btn-info:hover { background-color: #0277bd; }
.btn-outline { background: transparent; border: 1px solid var(--border-color); color: var(--text-dark); }
.btn-outline:hover { background-color: #f1f5f9; }
.btn-sm { padding: 6px 12px; font-size: 12px; }

/* Bảng Hiển Thị */
.table-responsive {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.custom-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.custom-table th {
    background-color: #f8fafc;
    padding: 14px 18px;
    font-size: 12px;
    font-weight: 700;
    color: #475569;
    border-bottom: 2px solid var(--border-color);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.custom-table td {
    padding: 16px 18px;
    border-bottom: 1px solid var(--border-color);
    font-size: 14px;
    vertical-align: middle;
}

.custom-table tbody tr:hover {
    background-color: #f8fafc;
}

.doc-title {
    font-weight: 600;
    color: var(--navy-header);
    margin-bottom: 4px;
    font-size: 14.5px;
}

.doc-meta {
    font-size: 12px;
    color: var(--text-muted);
}

.tag-category {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    background: #e0f2fe;
    color: #0369a1;
}

/* Password wrapper & Toggle eye button */
.password-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.password-wrapper .form-control {
    padding-right: 42px;
}

.toggle-password-btn {
    position: absolute;
    right: 10px;
    background: none;
    border: none;
    font-size: 16px;
    cursor: pointer;
    color: #64748b;
    padding: 4px 6px;
    border-radius: 4px;
    transition: background 0.2s;
}

.toggle-password-btn:hover {
    background: #e2e8f0;
}

/* Modals */
.modal-overlay {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(15, 23, 42, 0.65);
    backdrop-filter: blur(4px);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    padding: 20px;
}

.modal-content {
    background: white;
    border-radius: var(--radius-lg);
    width: 100%;
    max-height: 92vh;
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.modal-header {
    padding: 18px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #f8fafc;
}

.modal-header h3 { font-size: 17px; color: var(--navy-header); }
.modal-close { background: none; border: none; font-size: 24px; cursor: pointer; color: var(--text-muted); }

.modal-body {
    padding: 24px;
    overflow-y: auto;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    background: #f8fafc;
}

/* Drag and drop zone */
.drop-zone {
    border: 2px dashed #cbd5e1;
    border-radius: var(--radius-lg);
    padding: 32px 20px;
    text-align: center;
    background: #f8fafc;
    cursor: pointer;
    transition: all 0.2s;
}
.drop-zone:hover, .drop-zone.dragover {
    border-color: var(--primary-red);
    background: #fef2f2;
}

.drop-zone-icon { font-size: 38px; margin-bottom: 8px; }
.drop-zone-text { font-size: 14px; color: var(--text-dark); }
.drop-zone-hint { font-size: 12px; color: var(--text-muted); margin-top: 4px; }

.file-selected-info {
    margin-top: 12px;
    padding: 8px 14px;
    background: #e0f2fe;
    color: #0369a1;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
}

.form-row-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; color: var(--navy-header); }
.form-control {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 14px;
    outline: none;
}
.form-control:focus { border-color: var(--primary-red); }

/* Demo accounts box */
.demo-accounts-box {
    background: #f1f5f9;
    padding: 12px 14px;
    border-radius: var(--radius-md);
    margin-top: 14px;
}
.demo-title { font-size: 12px; color: var(--text-muted); margin-bottom: 8px; }
.demo-account-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 10px;
    background: white;
    border-radius: 6px;
    margin-bottom: 6px;
    cursor: pointer;
    font-size: 12.5px;
    border: 1px solid #e2e8f0;
}
.demo-account-item:hover { border-color: var(--primary-red); background: #fef2f2; }
.badge-tag { font-size: 10px; font-weight: 700; padding: 2px 6px; border-radius: 4px; }
.tag-admin { background: #fee2e2; color: #dc2626; }
.tag-vanthu { background: #e0f2fe; color: #0288d1; }
.badge-post-date {
    display: inline-block;
    background: #f1f5f9;
    color: #1e293b;
    padding: 3px 8px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    border: 1px solid #cbd5e1;
    white-space: nowrap;
}

.preview-viewer-box {
    width: 100%;
    height: 100%;
    border: none;
    border-radius: 6px;
}

.api-box {
    background: #f8fafc;
    border: 1px solid var(--border-color);
    padding: 14px;
    border-radius: var(--radius-md);
    margin-top: 14px;
}
.api-code-block {
    background: #0f172a;
    color: #38bdf8;
    padding: 12px;
    border-radius: 6px;
    font-family: monospace;
    font-size: 12.5px;
    margin: 8px 0;
    word-break: break-all;
}

.guide-steps {
    margin-top: 20px;
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    padding: 14px;
    border-radius: var(--radius-md);
    font-size: 13px;
    color: #166534;
}

/* Empty state */
.empty-state { text-align: center; padding: 48px 24px; color: var(--text-muted); }
.empty-state i { font-size: 48px; margin-bottom: 12px; display: block; }