/* --- Design System --- */
:root {
    /* Light Theme */
    --primary-color: #0d6efd;
    --primary-hover-color: #0b5ed7;
    --primary-active-bg: #e2f0ff;
    --primary-active-color: #0a58ca;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --success-bg: #d1e7dd;
    --success-border: #badbcc;
    --danger-color: #dc3545;
    --danger-hover-color: #bb2d3b;
    --warning-color: #664d03;
    --warning-bg: #fff3cd;
    --warning-border: #ffecb5;
    --info-color: #0dcaf0;
    --light-color: #f8f9fa;
    --white-color: #ffffff;
    --dark-color: #1A1A1A; /* 95% black for headers and strong text */
    --body-bg: #f0f2f5;
    --body-color: #1A1A1A; /* 95% black for body text */
    --border-color: #dee2e6;
    --card-bg: var(--white-color);
    --card-shadow: rgba(0, 0, 0, 0.08);
    --card-shadow-sm: rgba(0, 0, 0, 0.05);
    --prose-h-border: var(--border-color);
    --input-bg: var(--white-color);
    --input-focus-bg: var(--white-color);
    --input-focus-shadow: rgba(13, 110, 253, 0.2);
    --link-color: var(--primary-color);
    --link-hover-color: var(--primary-hover-color);
    --text-color: #1A1A1A; /* 95% black for general text */
    --text-muted-color: #495057;
    --text-secondary-color: #6c757d;
    --toc-link-color: var(--secondary-color);
    --toc-link-hover-bg: var(--light-color);
    --toc-link-hover-color: #1A1A1A; /* Match body text */
    --toc-active-bg: var(--primary-active-bg);
    --toc-active-color: var(--primary-active-color);
    --toc-active-border: var(--primary-color);
    --sidebar-bg: #F8F9FA; /* Light gray for sidebar in light mode */
    --admin-sidebar-bg: #212529;
    --admin-sidebar-text: #adb5bd;
    --admin-sidebar-active-bg: #343a40;
    --admin-sidebar-active-text: #ffffff;
    --admin-sidebar-hover-bg: #343a40;
    --admin-content-bg: #f4f6f9;
}

html[data-theme='dark'] {
    --primary-color: #3b82f6;
    --primary-hover-color: #60a5fa;
    --primary-active-bg: #2b3a54;
    --primary-active-color: #93c5fd;
    --secondary-color: #9ca3af;
    --success-color: #4ade80;
    --success-bg: #1f3d2e;
    --success-border: #2a5a40;
    --danger-color: #f87171;
    --warning-color: #fcd34d;
    --warning-bg: #4a3a18;
    --warning-border: #6a5323;
    --info-color: #22d3ee;
    --light-color: #374151;
    --white-color: #1f2937;
    --dark-color: #F2F2F2; /* 95% white for headers and strong text */
    --body-bg: #111827;
    --body-color: #F2F2F2; /* 95% white for body text */
    --border-color: #374151;
    --card-bg: #1f2937;
    --card-shadow: rgba(0, 0, 0, 0.2);
    --card-shadow-sm: rgba(0, 0, 0, 0.15);
    --prose-h-border: #4b5563;
    --input-bg: #2d3748;
    --input-focus-bg: #1f2937;
    --input-focus-shadow: rgba(59, 130, 246, 0.25);
    --link-color: var(--primary-color);
    --link-hover-color: var(--primary-hover-color);
    --text-color: #F2F2F2; /* 95% white for general text */
    --text-muted-color: #9ca3af;
    --text-secondary-color: #9ca3af;
    --toc-link-color: #9ca3af;
    --toc-link-hover-bg: #374151;
    --toc-link-hover-color: #F2F2F2; /* Match body text */
    --toc-active-bg: #2563eb;
    --toc-active-color: #eff6ff;
    --toc-active-border: #60a5fa;
    --sidebar-bg: #1F2937; /* Dark gray for sidebar in dark mode */
    --admin-sidebar-bg: #111827;
    --admin-sidebar-text: #9ca3af;
    --admin-sidebar-active-bg: #1f2937;
    --admin-sidebar-active-text: #eff6ff;
    --admin-sidebar-hover-bg: #1f2937;
    --admin-content-bg: #0b111e;
}

/* --- Global Styles --- */
*, *::before, *::after { box-sizing: border-box; }
html, body { height: 100%; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--body-bg);
    color: var(--body-color);
    margin: 0;
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
}
.mail-container {
    display: flex;
    gap: 2rem;
    align-items: flex-start;
}
.main-wrapper {
    padding: 30px 15px;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    min-height: 100%;
}
body.login-page .main-wrapper, body.register-page .main-wrapper, body.message-page .main-wrapper {
    align-items: center;
    padding: 15px;
}
body.manual-page {
    padding: 0;
    position: relative;
}
body.manual-page .main-wrapper {
    padding: 0;
}
#particles-js {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: -1;
}
h1, h2, h3, h4, h5, h6 {
    color: var(--dark-color);
    margin-top: 0;
    margin-bottom: 0.5rem;
    font-weight: 600;
    line-height: 1.3;
}
h1 { font-size: 2rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.25rem; }
p {
    color: var(--text-secondary-color);
    margin-top: 0;
    margin-bottom: 1rem;
}
a {
    color: var(--link-color);
    text-decoration: none;
    transition: color 0.2s ease-in-out;
}
a:hover {
    color: var(--link-hover-color);
    text-decoration: underline;
}

/* --- Components --- */
.login-container, .register-container, .message-container {
    background-color: var(--card-bg);
    padding: 2.5rem 3rem;
    border-radius: 0.5rem;
    box-shadow: 0 4px 12px var(--card-shadow);
    border: 1px solid var(--border-color);
    width: 100%;
    max-width: 480px;
    text-align: center;
    transition: background-color 0.3s, border-color 0.3s;
}
.page-title {
    font-family: 'Jua', sans-serif;
    font-size: 2.8rem;
    color: var(--dark-color);
    margin-bottom: 0.75rem;
    font-weight: 400;
}
.login-container > p, .register-container > p, .message-container > p {
    margin-bottom: 2rem;
    font-size: 1rem;
    color: var(--text-muted-color);
}
.container {
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: 0.5rem;
    box-shadow: 0 2px 4px var(--card-shadow-sm);
    border: 1px solid var(--border-color);
    width: 100%;
    transition: background-color 0.3s, border-color 0.3s;
}
.dashboard-container {
    max-width: 1140px;
    margin-left: auto;
    margin-right: auto;
    text-align: left;
}
.dashboard-container h1 {
    font-size: 1.75rem;
}
.form-group {
    margin-bottom: 1.25rem;
    text-align: left;
}
.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-muted-color);
}
.form-group input[type="email"],
.form-group input[type="text"],
.form-group input[type="password"],
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    font-size: 1rem;
    transition: border-color 0.2s, box-shadow 0.2s, background-color 0.2s, color 0.2s;
    font-family: inherit;
    background-color: var(--input-bg);
    color: var(--text-color);
}
.form-group input::placeholder {
    color: #adb5bd;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem var(--input-focus-shadow);
    background-color: var(--input-focus-bg);
}

/* Multi-select & Form Additions */
.form-group select[multiple] {
    min-height: 200px;
    background-color: var(--input-bg);
    color: var(--text-color);
    padding: 0.5rem;
}
.form-group select[multiple] option {
    padding: 0.5rem;
    border-radius: 4px;
}
.form-group select[multiple] option:checked {
    background-color: var(--primary-color);
    color: var(--white-color);
}
.form-group small {
    display: block;
    margin-top: 0.75rem;
    color: var(--text-secondary-color);
    font-size: 0.875rem;
    line-height: 1.5;
}
#public-conditions-container {
    padding: 1.25rem;
    background-color: var(--light-color);
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    margin-top: 1rem;
}
html[data-theme='dark'] #public-conditions-container {
    background-color: #2d3748;
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.25rem;
    font-size: 0.9rem;
}
.form-options label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: normal;
    color: var(--text-secondary-color);
    cursor: pointer;
    margin-bottom: 0;
}
.form-options input[type="checkbox"] {
    width: auto;
    margin: 0;
}
.btn {
    display: inline-block;
    padding: 0.85rem 1.25rem;
    background: linear-gradient(145deg, var(--primary-hover-color), var(--primary-color));
    color: white;
    border: none;
    border-radius: 0.375rem;
    font-size: 1.1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.25s ease-in-out;
    text-decoration: none;
    text-align: center;
    margin-top: 0.5rem;
    box-shadow: 0 4px 6px rgba(13, 110, 253, 0.2);
}
.btn.btn-secondary {
    background: linear-gradient(145deg, var(--secondary-color), #5a6268);
    box-shadow: 0 4px 6px rgba(108, 117, 125, 0.2);
}
.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(13, 110, 253, 0.3);
    text-decoration: none;
    color: white;
}
.btn.btn-secondary:hover {
    box-shadow: 0 6px 12px rgba(108, 117, 125, 0.3);
}
.login-form .btn,
.register-form .btn {
    width: 100%;
}
.actions .btn,
.manual-form .btn {
    width: auto;
}
.footer-link {
    margin-top: 1.5rem;
    font-size: 0.9rem;
}
.footer-link a {
    color: var(--text-secondary-color);
}
.login-form .footer-link {
    display: flex;
    justify-content: center;
    margin-top: 1rem;
}

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: 0.5rem;
    margin-bottom: 1.5rem;
    border: 1px solid transparent;
    text-align: left;
}
.alert ul {
    margin: 0;
    padding-left: 1.2rem;
}
.alert-danger {
    color: #842029;
    background-color: #f8d7da;
    border-color: #f5c2c7;
}
html[data-theme='dark'] .alert-danger {
    color: #f8d7da;
    background-color: #842029;
    border-color: #a02a37;
}
.alert-success {
    color: var(--success-color);
    background-color: var(--success-bg);
    border-color: var(--success-border);
}
.alert-warning {
    color: var(--warning-color);
    background-color: var(--warning-bg);
    border-color: var(--warning-border);
}
.alert-info {
    color: #055160;
    background-color: #cff4fc;
    border-color: #b6effb;
}
html[data-theme='dark'] .alert-info {
    color: #cff4fc;
    background-color: #055160;
    border-color: #066070;
}

#theme-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1050;
    cursor: pointer;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px var(--card-shadow-sm);
    transition: background-color 0.3s, border-color 0.3s, opacity 0.3s ease, transform 0.3s ease;
}
#theme-toggle-moon {
    display: none;
}
#theme-toggle i {
    color: var(--body-color);
}

/* Dashboard */
.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}
.user-email-display {
    margin-right: 1rem;
    color: var(--text-muted-color);
}
.logout-link {
    color: var(--text-secondary-color);
    border: 1px solid var(--border-color);
    padding: 0.375rem 0.75rem;
    border-radius: 0.375rem;
    font-size: 0.9rem;
    transition: all 0.2s;
}
.logout-link:hover {
    color: var(--dark-color);
    background-color: var(--light-color);
    text-decoration: none;
}
.manual-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}
.manual-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    box-shadow: 0 2px 4px var(--card-shadow-sm);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.manual-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 12px var(--card-shadow);
}
.card-content {
    padding: 1.5rem;
}
.card-content h3 {
    font-size: 1.15rem;
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}
.card-meta {
    font-size: 0.85rem;
    color: #888;
    margin-bottom: 0;
}
.btn-view {
    display: block;
    background-color: var(--light-color);
    color: var(--primary-color);
    text-align: center;
    padding: 0.75rem;
    border-top: 1px solid var(--border-color);
    font-weight: 500;
    transition: background-color 0.2s, color 0.2s;
    border-bottom-left-radius: 0.5rem;
    border-bottom-right-radius: 0.5rem;
}
.btn-view:hover {
    background-color: var(--primary-color);
    color: var(--white-color);
    text-decoration: none;
}
.no-manuals-message {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--light-color);
    border-radius: 0.5rem;
}
.no-manuals-message p {
    font-size: 1.2rem;
    color: var(--dark-color);
    font-weight: 500;
}
.no-manuals-message span {
    color: var(--text-secondary-color);
}

/* --- Admin Panel Styles --- */
body.admin-view {
    background-color: var(--admin-content-bg);
    display: flex;
    min-height: 100vh;
}
.admin-sidebar {
    width: 260px;
    background-color: var(--admin-sidebar-bg);
    color: var(--admin-sidebar-text);
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: 1000;
    transition: transform 0.3s ease-in-out;
    display: flex;
    flex-direction: column;
}
.admin-sidebar-header {
    padding: 1.5rem 1.5rem;
    border-bottom: 1px solid #495057;
    text-align: center;
}
.admin-sidebar-header .page-title {
    font-size: 1.8rem;
    color: #ffffff;
    margin: 0;
}
.admin-sidebar-nav {
    list-style: none;
    padding: 1rem 0;
    margin: 0;
    flex-grow: 1;
}
.admin-sidebar-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.admin-sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.8rem 1.5rem;
    color: var(--admin-sidebar-text);
    text-decoration: none;
    font-weight: 500;
    transition: background-color 0.2s, color 0.2s;
    border-left: 4px solid transparent;
}
.admin-sidebar-nav a:hover {
    background-color: var(--admin-sidebar-hover-bg);
    color: var(--admin-sidebar-active-text);
}
.admin-sidebar-nav a.active {
    background-color: var(--admin-sidebar-active-bg);
    color: var(--admin-sidebar-active-text);
}
.admin-sidebar-nav a i {
    width: 20px;
    height: 20px;
}
.admin-sidebar-footer {
    padding: 1.5rem 1.5rem;
    font-size: 0.8rem;
    text-align: center;
    margin-top: auto;
}
.admin-main-content-wrapper {
    flex-grow: 1;
    margin-left: 260px;
    display: flex;
    flex-direction: column;
    width: calc(100% - 260px);
}
.admin-header {
    display: none; /* Only for mobile */
    background-color: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
    padding: 0.5rem 1rem;
    position: sticky;
    top: 0;
    z-index: 999;
}
.admin-main-content {
    padding: 2rem;
    flex-grow: 1;
}
.admin-main-content .container.dashboard-container {
    max-width: none;
    margin: 0;
}

/* Stat Cards for Admin Dashboard */
.stat-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}
.stat-card {
    background-color: var(--card-bg);
    border-radius: 0.5rem;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    border: 1px solid var(--border-color);
    box-shadow: var(--card-shadow-sm);
}
.stat-card-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}
.stat-card-icon.bg-primary { background-color: var(--primary-active-bg); color: var(--primary-color); }
.stat-card-icon.bg-success { background-color: var(--success-bg); color: var(--success-color); }
.stat-card-icon.bg-warning { background-color: var(--warning-bg); color: var(--warning-color); }
.stat-card-icon.bg-danger { background-color: #f8d7da; color: var(--danger-color); }
html[data-theme='dark'] .stat-card-icon.bg-danger { background-color: #4a1c21; color: var(--danger-color); }
.stat-card-info h4 {
    font-size: 0.9rem;
    color: var(--text-secondary-color);
    margin-bottom: 0.25rem;
    font-weight: 500;
}
.stat-card-info p {
    font-size: 2rem;
    font-weight: 700;
    color: var(--dark-color);
    margin: 0;
}

/* Admin Table Improvements */
.admin-table-container {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    box-shadow: var(--card-shadow-sm);
    padding: 2rem;
    margin-top: 2rem;
    overflow-x: auto;
}
.admin-table-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}
.admin-table-header h2 {
    margin: 0;
}
.admin-table-filter {
    display: flex;
    gap: 0.5rem;
}
.admin-table-filter input {
    min-width: 250px;
}
/* Inset Box for forms inside admin pages */
.inset-box {
    background: var(--light-color);
    padding: 1.5rem;
    border-radius: 0.5rem;
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
}

/* Actions & Tabs */
.actions {
    margin-bottom: 2rem;
    display: flex;
    gap: 0.5rem;
    align-items: center;
    flex-wrap: wrap;
}
.admin-tabs {
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 1.5rem;
    display: flex;
}
.admin-tabs a {
    padding: 0.75rem 1.25rem;
    color: var(--text-secondary-color);
    text-decoration: none;
    border-bottom: 3px solid transparent;
    margin-bottom: -1px;
}
.admin-tabs a.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
    font-weight: 600;
}
.admin-tabs a:hover {
    color: var(--primary-color);
}
.manual-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}
.manual-table th,
.manual-table td {
    padding: 1rem;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}
.manual-table th {
    background-color: var(--light-color);
    font-weight: 600;
    color: var(--dark-color);
}
.manual-table tr:last-child td {
    border-bottom: none;
}
.actions-cell {
    white-space: nowrap;
}
.action-link {
    margin: 0 0.5rem;
    font-weight: 500;
}
.action-link.delete {
    color: var(--danger-color);
}
.action-link.delete:hover {
    color: var(--danger-hover-color);
}
.btn-sm {
    padding: 0.3rem 0.6rem;
    font-size: 0.875rem;
    font-weight: 400;
}

/* Manual View Page */
.manual-view-container {
    display: flex;
    gap: 2rem;
    width: 100%;
    max-width: 1500px;
    margin: 0 auto;
    padding: 2rem;
    align-items: flex-start;
}
.manual-sidebar {
    width: 400px;
    flex-shrink: 0;
    position: sticky;
    top: 2rem;
    z-index: 2;
}
.sidebar-inner {
    background-color: var(--sidebar-bg);
    padding: 1.5rem;
    border-radius: 0.5rem;
    border: 1px solid var(--border-color);
    max-height: calc(100vh - 4rem);
    display: flex;
    flex-direction: column;
}
.sidebar-header {
    padding-bottom: 0.75rem;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}
.sidebar-header h3 {
    font-size: 1.25rem;
    margin-bottom: 0;
}
.manual-sidebar ul {
    list-style: none;
    padding: 0;
    margin: 0;
    overflow-y: auto;
}
.manual-sidebar li a {
    display: block;
    padding: 0.5rem 0.75rem;
    color: var(--toc-link-color);
    border-radius: 0.375rem;
    transition: background-color 0.2s, color 0.2s;
    font-size: 0.95rem;
    font-weight: 500;
    border-left: 3px solid transparent;
}
.manual-sidebar li a:hover {
    background-color: var(--toc-link-hover-bg);
    color: var(--toc-link-hover-color);
    text-decoration: none;
}
.manual-sidebar li a.active {
    background-color: var(--toc-active-bg);
    color: var(--toc-active-color);
    border-left: 3px solid var(--toc-active-border);
    font-weight: 600;
}
.manual-sidebar li a.level-2 { padding-left: 0.25rem; font-size: 0.9rem; font-weight: 400; }
.manual-sidebar li a.level-3 { padding-left: 1rem; font-size: 0.85rem; font-weight: 400; }
.manual-content-wrapper { flex-grow: 1; min-width: 0; width: 100%; }
.manual-content { background: var(--card-bg); padding: 2.5rem 3rem; border-radius: 0.5rem; border: 1px solid var(--border-color); width: 100%; }

/* Prose & TinyMCE */
.tox .tox-editor-container { width: 100% !important; }
.screenshot-protector { position: fixed; top: 0; left: 0; width: 100%; height: 100%; pointer-events: none; z-index: 9999; }
@media print { .screenshot-protector { display: none; } }

.prose { line-height: 1.8; font-size: 1.05rem; }
.prose h1, .prose h2, .prose h3, .prose h4 { margin-top: 2em; margin-bottom: 1em; padding-bottom: 0.4em; border-bottom: 1px solid var(--prose-h-border); scroll-margin-top: 2rem; }
.prose h1 { font-size: 2.25em; scroll-margin-top: 4rem; }
.prose h2 { font-size: 1.75em; }
.prose h3 { font-size: 1.35em; }
.prose p { color: var(--body-color); margin-bottom: 1.2em; }
.prose img { max-width: 100%; height: auto; border-radius: 0.5rem; margin: 1.5em 0; box-shadow: 0 2px 4px var(--card-shadow-sm); }
.prose ul, .prose ol { padding-left: 2em; margin-bottom: 1.2em; }
svg { width: 24px; height: 24px; fill: none; stroke: currentcolor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
html[data-theme='dark'] #theme-toggle-moon { stroke: #F2F2F2; }
.prose code { background-color: var(--light-color); color: var(--dark-color); padding: 0.2em 0.4em; border-radius: 4px; font-family: monospace; font-size: 90%; }
.prose pre { background-color: #282c34; color: #abb2bf; padding: 1em; border-radius: 0.5rem; overflow-x: auto; }
html[data-theme='dark'] .prose pre { background-color: #1e293b; color: #cbd5e1; }
.mce-content-body { scrollbar-width: thin; scrollbar-color: var(--primary-color) var(--light-color); }
.mce-content-body::-webkit-scrollbar { width: 8px; }
.mce-content-body::-webkit-scrollbar-track { background: var(--light-color); }
.mce-content-body::-webkit-scrollbar-thumb { background: var(--primary-color); border-radius: 4px; }

/* --- Mail, Mobile, and Other Components --- */
#custom-context-menu { position: fixed; z-index: 10000; width: 180px; background-color: var(--card-bg); border: 1px solid var(--border-color); border-radius: 8px; box-shadow: 0 5px 15px rgba(0,0,0,0.2); padding: 8px; display: none; font-size: 0.95rem; }
#custom-context-menu ul { list-style: none; padding: 0; margin: 0; }
#custom-context-menu li { padding: 8px 12px; cursor: pointer; border-radius: 4px; display: flex; align-items: center; gap: 8px; }
#custom-context-menu li:hover { background-color: var(--light-color); color: var(--dark-color); }
#custom-context-menu li i { width: 16px; height: 16px; }
.manual-sidebar li a.level-3::before { content: '- '; }
.hidden-on-scroll { opacity: 0 !important; pointer-events: none !important; transform: translateY(10px) !important; }
.mail-list { width: 350px; background: var(--card-bg); border-radius: 0.5rem; border: 1px solid var(--border-color); box-shadow: 0 1px 4px var(--card-shadow-sm); overflow-y: auto; max-height: 700px; flex-shrink: 0; }
.mail-list-item { padding: 1rem 1.2rem; border-bottom: 1px solid var(--border-color); display: flex; flex-direction: column; gap: 0.4rem; position: relative; cursor: pointer; transition: background 0.15s; }
.mail-list-item.active, .mail-list-item:hover { background: var(--primary-active-bg); }
.mail-list-item .delete-mail-btn { position: absolute; right: 1rem; top: 1rem; color: var(--danger-color); background: none; border: none; font-size: 1.2em; cursor: pointer; display: none; }
.mail-list-item:hover .delete-mail-btn { display: block; }
.mail-list-item strong { font-size: 1.07em; color: var(--primary-color); font-weight: 600; }
.mail-list-item small { color: var(--text-muted-color); font-size: 0.91em; }
.mail-list-item .badge { margin-top: 2px; font-size: 0.85em; }
.mail-view { flex-grow: 1; min-width: 0; background: var(--card-bg); border-radius: 0.5rem; border: 1px solid var(--border-color); box-shadow: 0 1px 4px var(--card-shadow-sm); padding: 2rem; }
.mail-content-container { width: 100%; }
.mail-header h3 { margin-bottom: 0.5em; }
.mail-header p { margin: 0 0 0.25em 0; color: var(--text-secondary-color); font-size: 1em; }
.mail-body { padding-top: 1.4em; font-size: 1.07em; color: var(--body-color); word-break: break-all; }

/* --- Media Queries for Responsiveness --- */
#mobile-menu-toggle, #mobile-menu-close, #sidebar-overlay { 
    display: none; 
}

@media (max-width: 992px) {
    /* Admin Mobile */
    .admin-sidebar { transform: translateX(-100%); }
    body.admin-sidebar-open .admin-sidebar { transform: translateX(0); box-shadow: 0 0 25px rgba(0,0,0,0.2); }
    .admin-main-content-wrapper { margin-left: 0; width: 100%; }
    .admin-header { display: flex; align-items: center; justify-content: space-between; }
    .admin-hamburger-btn { background: none; border: none; color: var(--body-color); padding: 0.5rem; cursor: pointer; }
    .admin-header .user-email-display, .admin-header .logout-link { font-size: 0.9rem; }
    #admin-sidebar-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background-color: rgba(0,0,0,0.5); z-index: 999; opacity: 0; transition: opacity 0.3s ease-in-out; pointer-events: none; }
    body.admin-sidebar-open #admin-sidebar-overlay { opacity: 1; pointer-events: auto; }
    
    /* General Mobile */
    .main-wrapper { padding: 15px; }
    .manual-view-container { flex-direction: column; width: 100%; gap: 0; padding: 0; }
    .manual-sidebar { position: fixed; left: 0; top: 0; width: 400px; max-width: 80%; height: 100%; z-index: 2000; transition: transform 0.3s ease-in-out; background: var(--sidebar-bg); padding: 0; transform: translateX(-100%); }
    body.sidebar-open .manual-sidebar { transform: translateX(0); box-shadow: 0 0 25px rgba(0,0,0,0.2); }
    .sidebar-inner { border: none; border-radius: 0; height: 100%; max-height: 100vh; }
    .sidebar-header { display: flex; justify-content: space-between; align-items: center; padding: 1.25rem; }
    
    /* [FIX] Show buttons only on mobile */
    #mobile-menu-toggle { display: flex; align-items: center; justify-content: center; position: fixed; top: 1rem; left: 1rem; z-index: 1000; background-color: var(--card-bg); border: 1px solid var(--border-color); width: 48px; height: 48px; border-radius: 50%; cursor: pointer; box-shadow: var(--card-shadow-sm); transition: opacity 0.3s ease, transform 0.3s ease; }
    #mobile-menu-close { display: block; cursor: pointer; padding: 0.5rem; color: var(--text-secondary-color); background: none; border: none; }
    
    .manual-sidebar ul { flex-grow: 1; padding: 0 1.25rem 1.25rem; }
    .manual-content-wrapper { padding: 1rem; width: 100%; }
    .manual-content { padding: 1rem; width: 100%; }
    .tox .tox-editor-container { width: 100% !important; }
    .tox .tox-edit-area { min-height: 300px; }
    html[data-theme='dark'] #mobile-menu-toggle { color: #F2F2F2; }
    html[data-theme='dark'] #mobile-menu-toggle i[data-lucide] { stroke: #F2F2F2 !important; }
    #sidebar-overlay { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background-color: rgba(0,0,0,0.5); z-index: 1999; opacity: 0; transition: opacity 0.3s ease-in-out; }
    body.sidebar-open #sidebar-overlay { display: block; opacity: 1; }
    .mail-container { flex-direction: column; }
    .mail-list, .mail-view { width: 100%; max-width: 100%; min-width: 0; }
    .mail-view { padding: 1rem; }
}
@media (max-width: 768px) {
    .login-container, .register-container, .message-container { padding: 2rem 1.5rem; }
    .dashboard-container { padding: 1.5rem; }
    .prose { font-size: 1rem; }
    .admin-main-content { padding: 1rem; }
    /* Mobile Responsive Table to Card */
    .manual-table thead { display: none; }
    .manual-table, .manual-table tbody, .manual-table tr, .manual-table td { display: block; width: 100%; }
    .manual-table tr { margin-bottom: 1rem; border: 1px solid var(--border-color); border-radius: 0.5rem; overflow: hidden; }
    .manual-table td { text-align: right; padding-left: 50%; position: relative; border-bottom: 1px solid var(--border-color); }
    .manual-table td:last-child { border-bottom: 0; }
    .manual-table td::before { content: attr(data-label); position: absolute; left: 1rem; width: calc(50% - 2rem); text-align: left; font-weight: 600; color: var(--dark-color); }
}

/* --- Print & Section Divider Styles --- */
@media print {
    body * { visibility: hidden; }
    #print-overlay, #print-overlay * { visibility: visible; }
    #print-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; display: flex; justify-content: center; align-items: center; background-color: white; z-index: 10000; color: black; font-size: 24px; font-family: sans-serif; }
}
hr.section-divider {
    border: 0;
    height: 1px;
    background-color: var(--border-color);
    margin: 2.5rem 0;
}

/* --- Content Box Styles (For Manuals) --- */
.content-image {
    max-width: 100%;
    height: auto;
    border-radius: 0.5rem;
    margin: 1.5rem auto;
    display: block;
    box-shadow: var(--card-shadow-sm);
}
.content-box, .box-protip, .box-warning, .box-danger {
    padding: 1.5rem;
    margin-bottom: 2rem;
    border-radius: 0.5rem;
}
.content-box {
    background-color: var(--light-color);
    border: 1px solid var(--border-color);
}
.content-box ul, .box-protip ul, .box-warning ul, .box-danger ul {
    line-height: 1.8;
}
.content-box h3, .content-box h4,
.box-protip h3, .box-protip h4,
.box-warning h3, .box-warning h4,
.box-danger h3, .box-danger h4 {
    margin-top: 0;
    margin-bottom: 0.75rem;
    color: var(--dark-color);
    font-size: 1.1em;
}

.box-protip {
    border-left: 4px solid #22c55e;
    background-color: #f0fdf4;
}
.box-protip p, .box-protip li { color: #15803d; }
.box-protip strong, .box-protip h3, .box-protip h4 { color: #14532d; }

.box-warning {
    border-left: 4px solid #facc15;
    background-color: #fffbe6;
}
.box-warning p, .box-warning li { color: #b45309; }
.box-warning strong, .box-warning h3, .box-warning h4 { color: #78350f; }

.box-danger {
    border-left: 4px solid #ef4444;
    background-color: #fef2f2;
}
.box-danger p, .box-danger li { color: #b91c1c; }
.box-danger strong, .box-danger h3, .box-danger h4 { color: #991b1b; }

/* Dark Mode for Content Boxes */
html[data-theme='dark'] .content-box {
    background-color: var(--card-bg);
    border-color: var(--border-color);
}
html[data-theme='dark'] .box-protip {
    background-color: #142a1c;
    border-left-color: #4ade80;
}
html[data-theme='dark'] .box-protip p, html[data-theme='dark'] .box-protip li { color: #86efac; }
html[data-theme='dark'] .box-protip strong, html[data-theme='dark'] .box-protip h3, html[data-theme='dark'] .box-protip h4 { color: #bbf7d0; }

html[data-theme='dark'] .box-warning {
    background-color: #2a210d;
    border-left-color: #fde047;
}
html[data-theme='dark'] .box-warning p, html[data-theme='dark'] .box-warning li { color: #fef08a; }
html[data-theme='dark'] .box-warning strong, html[data-theme='dark'] .box-warning h3, html[data-theme='dark'] .box-warning h4 { color: #fef9c3; }

html[data-theme='dark'] .box-danger {
    background-color: #2c1d1d;
    border-left-color: #fca5a5;
}
html[data-theme='dark'] .box-danger p, html[data-theme='dark'] .box-danger li { color: #fecaca; }
html[data-theme='dark'] .box-danger strong, html[data-theme='dark'] .box-danger h3, html[data-theme='dark'] .box-danger h4 { color: #fee2e2; }


.tox.tox-tinymce {
    /* 최소 높이를 400px로 설정하여 기본 크기를 확보합니다. */
    min-height: 400px;
    
    /* 높이를 'auto'로 설정하면 내용이 400px를 초과할 경우 자동으로 늘어납니다. */
    height: auto;
}

/* TinyMCE 에디터 내부의 콘텐츠 영역(iframe을 감싸는 div)에도
  유사한 최소 높이 속성을 적용하여 일관성을 확보합니다. 
*/
.tox .tox-editor-container {
    min-height: 400px;
}
/* --- [NEW] Style Guide Modal --- */
.style-guide-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 2000;
    display: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}
.style-guide-modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -60%);
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    z-index: 2001;
    width: 90%;
    max-width: 800px;
    height: 70vh;
    display: none;
    opacity: 0;
    transition: opacity 0.3s ease, transform 0.3s ease;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    flex-direction: column;
}
.style-guide-modal.open,
.style-guide-modal-overlay.open {
    display: block;
    opacity: 1;
}
.style-guide-modal.open {
    transform: translate(-50%, -50%);
    display: flex;
}
.style-guide-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
}
.style-guide-modal-header h3 {
    margin: 0;
    font-size: 1.25rem;
}
.style-guide-modal-close {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-secondary-color);
}
.style-guide-modal-body {
    padding: 1.5rem;
    overflow-y: auto;
    flex-grow: 1;
}
.style-guide-modal-body .prose {
    max-width: 100%;
}
.style-guide-sample {
    padding: 1rem;
    border: 1px dashed var(--border-color);
    border-radius: 0.375rem;
    margin-bottom: 1rem;
}
.style-guide-modal-body pre {
    background: var(--body-bg);
    border: 1px solid var(--border-color);
    padding: 1rem;
    border-radius: 0.375rem;
    font-size: 0.9em;
    overflow-x: auto;
}
.manual-form-actions {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

/* --- [NEW] Admin UI Enhancements --- */
.admin-sidebar-footer {
    padding: 0;
    font-size: 0.8rem;
    text-align: center;
    margin-top: auto;
    /* border-top: 1px solid #495057; */
    padding: 35px;
}
.admin-sidebar-footer .logout-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
    color: var(--admin-sidebar-text);
    text-decoration: none;
    font-weight: 500;
    transition: background-color 0.2s, color 0.2s;
}
.admin-sidebar-footer .logout-link:hover {
    background-color: var(--admin-sidebar-hover-bg);
    color: var(--admin-sidebar-active-text);
    text-decoration: none;
}
.admin-header-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}
#admin-theme-toggle {
    background: none;
    border: none;
    color: var(--body-color);
    cursor: pointer;
    padding: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}
#admin-theme-toggle:hover {
    background-color: var(--light-color);
}
html[data-theme='dark'] #admin-theme-toggle:hover {
    background-color: var(--light-color);
}
#admin-theme-toggle-moon {
    display: none;
}

/* --- [NEW] Admin "View" Button --- */
.action-link.view {
    color: var(--success-color);
}
html[data-theme='dark'] .action-link.view {
    color: var(--success-color);
}