/**
 * Help Center Styles
 * SignShield Help System
 */

/* =================================================================
   Help Section Layout
   ================================================================= */

.help-section {
    padding: 3rem 0 5rem;
    background: var(--color-gray-50);
    min-height: 60vh;
}

.help-layout {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 3rem;
    align-items: start;
}

@media (max-width: 992px) {
    .help-layout {
        grid-template-columns: 1fr;
    }
}

/* =================================================================
   Search Container
   ================================================================= */

.help-search-container {
    max-width: 600px;
    margin: 2rem auto 0;
}

.help-search-form {
    display: flex;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.help-search-input {
    flex: 1;
    padding: 1rem 1.5rem;
    border: none;
    font-size: 1rem;
    outline: none;
}

.help-search-input::placeholder {
    color: var(--color-gray-400);
}

.help-search-btn {
    padding: 1rem 1.5rem;
    background: var(--color-primary);
    color: white;
    border: none;
    cursor: pointer;
    transition: background 0.2s;
}

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

/* =================================================================
   Sidebar
   ================================================================= */

.help-sidebar {
    position: sticky;
    top: 100px;
}

@media (max-width: 992px) {
    .help-sidebar {
        position: static;
        display: none;
    }
}

.help-nav {
    background: white;
    border-radius: var(--radius-lg);
    padding: 1rem;
    box-shadow: var(--shadow-sm);
    margin-bottom: 1.5rem;
}

.help-nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    color: var(--color-gray-700);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all 0.2s;
}

.help-nav-item:hover {
    background: var(--color-gray-100);
    color: var(--color-primary);
}

.help-nav-item.active {
    background: var(--color-primary-light);
    color: var(--color-primary);
    font-weight: 500;
}

.help-nav-count {
    margin-left: auto;
    font-size: 0.75rem;
    color: var(--color-gray-500);
    background: var(--color-gray-100);
    padding: 0.125rem 0.5rem;
    border-radius: 9999px;
}

.help-sidebar-contact {
    background: white;
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    text-align: center;
}

.help-sidebar-contact h4 {
    margin: 0 0 0.25rem;
    font-size: 1rem;
}

.help-sidebar-contact p {
    margin: 0 0 1rem;
    font-size: 0.875rem;
    color: var(--color-gray-600);
}

/* =================================================================
   Main Content
   ================================================================= */

.help-content {
    min-width: 0;
}

.help-section-header {
    margin-bottom: 1.5rem;
}

.help-section-header h2 {
    margin: 0 0 0.25rem;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.help-section-header p {
    margin: 0;
    color: var(--color-gray-600);
}

.help-section-divider {
    height: 1px;
    background: var(--color-gray-200);
    margin: 3rem 0;
}

/* =================================================================
   Breadcrumb
   ================================================================= */

.help-breadcrumb {
    margin-bottom: 1.5rem;
}

.help-breadcrumb ol {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    font-size: 0.875rem;
}

.help-breadcrumb li::after {
    content: "/";
    margin-left: 0.5rem;
    color: var(--color-gray-400);
}

.help-breadcrumb li:last-child::after {
    display: none;
}

.help-breadcrumb a {
    color: var(--color-primary);
    text-decoration: none;
}

.help-breadcrumb a:hover {
    text-decoration: underline;
}

.help-breadcrumb .active {
    color: var(--color-gray-600);
}

/* =================================================================
   Featured Cards (Getting Started)
   ================================================================= */

.help-featured-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.help-featured-card {
    background: white;
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    text-decoration: none;
    color: inherit;
    transition: all 0.2s;
    border: 1px solid var(--color-gray-200);
}

.help-featured-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
    transform: translateY(-2px);
}

.help-featured-card h3 {
    margin: 0 0 0.5rem;
    font-size: 1.125rem;
    color: var(--color-gray-900);
}

.help-featured-card p {
    margin: 0 0 1rem;
    font-size: 0.875rem;
    color: var(--color-gray-600);
}

.help-card-link {
    font-size: 0.875rem;
    color: var(--color-primary);
    font-weight: 500;
}

/* =================================================================
   Category Cards
   ================================================================= */

.help-categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.help-category-card {
    background: white;
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    text-decoration: none;
    color: inherit;
    transition: all 0.2s;
    border: 1px solid var(--color-gray-200);
    text-align: center;
}

.help-category-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
    transform: translateY(-2px);
}

.help-category-icon {
    font-size: 2rem;
    display: block;
    margin-bottom: 0.75rem;
}

.help-category-card h3 {
    margin: 0 0 0.5rem;
    font-size: 1rem;
    color: var(--color-gray-900);
}

.help-category-card p {
    margin: 0 0 0.75rem;
    font-size: 0.8125rem;
    color: var(--color-gray-600);
}

.help-category-count {
    font-size: 0.75rem;
    color: var(--color-gray-500);
}

/* =================================================================
   Article Cards
   ================================================================= */

.help-articles-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.help-article-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: white;
    padding: 1.25rem 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    text-decoration: none;
    color: inherit;
    transition: all 0.2s;
    border: 1px solid var(--color-gray-200);
}

.help-article-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
}

.help-article-content {
    flex: 1;
    min-width: 0;
}

.help-article-category {
    font-size: 0.75rem;
    color: var(--color-gray-500);
    display: block;
    margin-bottom: 0.25rem;
}

.help-article-card h3 {
    margin: 0 0 0.25rem;
    font-size: 1rem;
    color: var(--color-gray-900);
}

.help-article-card p {
    margin: 0;
    font-size: 0.875rem;
    color: var(--color-gray-600);
}

.help-article-arrow {
    color: var(--color-gray-400);
    flex-shrink: 0;
}

.help-article-card:hover .help-article-arrow {
    color: var(--color-primary);
}

/* =================================================================
   Article Page
   ================================================================= */

.help-article {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: 2rem;
    margin-bottom: 2rem;
}

.help-article-header {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--color-gray-200);
}

.help-article-header h1 {
    margin: 0 0 0.75rem;
    font-size: 1.75rem;
}

.help-article-summary {
    font-size: 1.125rem;
    color: var(--color-gray-600);
    margin: 0 0 1rem;
}

.help-article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.875rem;
    color: var(--color-gray-500);
}

.help-article-meta i {
    margin-right: 0.25rem;
}

.help-article-audience {
    background: var(--color-gray-100);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
}

/* Table of Contents */
.help-article-toc {
    background: var(--color-gray-50);
    border-radius: var(--radius-md);
    padding: 1rem 1.5rem;
    margin-bottom: 2rem;
}

.help-article-toc h4 {
    margin: 0 0 0.75rem;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-gray-500);
}

.help-article-toc ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.help-article-toc li {
    margin: 0.25rem 0;
}

.help-article-toc a {
    color: var(--color-gray-700);
    text-decoration: none;
    font-size: 0.875rem;
}

.help-article-toc a:hover {
    color: var(--color-primary);
}

/* Article Body (Markdown Content) */
.help-article-body {
    line-height: 1.75;
}

.help-article-body h2 {
    font-size: 1.375rem;
    margin: 2rem 0 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-gray-200);
}

.help-article-body h3 {
    font-size: 1.125rem;
    margin: 1.5rem 0 0.75rem;
}

.help-article-body p {
    margin: 0 0 1rem;
}

.help-article-body ul,
.help-article-body ol {
    margin: 0 0 1rem;
    padding-left: 1.5rem;
}

.help-article-body li {
    margin: 0.5rem 0;
}

.help-article-body code {
    background: var(--color-gray-100);
    padding: 0.125rem 0.375rem;
    border-radius: var(--radius-sm);
    font-size: 0.875em;
}

.help-article-body pre {
    background: var(--color-gray-900);
    color: var(--color-gray-100);
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    overflow-x: auto;
    margin: 0 0 1rem;
}

.help-article-body pre code {
    background: transparent;
    padding: 0;
    color: inherit;
}

.help-article-body table {
    width: 100%;
    border-collapse: collapse;
    margin: 0 0 1rem;
}

.help-article-body th,
.help-article-body td {
    padding: 0.75rem;
    border: 1px solid var(--color-gray-200);
    text-align: left;
}

.help-article-body th {
    background: var(--color-gray-50);
    font-weight: 600;
}

.help-article-body blockquote {
    border-left: 4px solid var(--color-primary);
    margin: 0 0 1rem;
    padding: 1rem 1.5rem;
    background: var(--color-gray-50);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.help-article-body blockquote p:last-child {
    margin-bottom: 0;
}

/* Article Footer */
.help-article-footer {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-gray-200);
}

.help-article-feedback {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.help-article-feedback p {
    margin: 0;
    font-weight: 500;
}

.help-feedback-buttons {
    display: flex;
    gap: 0.5rem;
}

.help-feedback-thanks {
    color: var(--color-success);
    font-weight: 500;
}

/* Related Articles */
.help-related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1rem;
}

.help-related-card {
    background: white;
    padding: 1.25rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    text-decoration: none;
    color: inherit;
    border: 1px solid var(--color-gray-200);
    transition: all 0.2s;
}

.help-related-card:hover {
    border-color: var(--color-primary);
}

.help-related-card h4 {
    margin: 0 0 0.5rem;
    font-size: 0.9375rem;
    color: var(--color-gray-900);
}

.help-related-card p {
    margin: 0;
    font-size: 0.8125rem;
    color: var(--color-gray-600);
}

/* =================================================================
   FAQ Styles
   ================================================================= */

.help-faq-category {
    margin-bottom: 2.5rem;
}

.help-faq-category h2 {
    margin: 0 0 1rem;
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.help-faq-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.help-faq-item {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-gray-200);
    overflow: hidden;
}

.help-faq-item summary {
    padding: 1rem 1.5rem;
    cursor: pointer;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    list-style: none;
}

.help-faq-item summary::-webkit-details-marker {
    display: none;
}

.help-faq-item summary::before {
    content: "+";
    font-size: 1.25rem;
    color: var(--color-primary);
    font-weight: 400;
    width: 1.5rem;
    text-align: center;
    flex-shrink: 0;
}

.help-faq-item[open] summary::before {
    content: "−";
}

.help-faq-item summary:hover {
    background: var(--color-gray-50);
}

.help-faq-answer {
    padding: 0 1.5rem 1.25rem 3.25rem;
    color: var(--color-gray-600);
    line-height: 1.6;
}

.help-faq-answer p:last-child {
    margin-bottom: 0;
}

.help-faq-link {
    display: inline-block;
    margin-top: 0.75rem;
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.875rem;
}

.help-faq-link:hover {
    text-decoration: underline;
}

.help-faq-more {
    margin-top: 1.5rem;
    text-align: center;
}

/* =================================================================
   Search Results
   ================================================================= */

.help-search-summary {
    color: var(--color-gray-600);
    margin-bottom: 2rem;
}

/* =================================================================
   Empty State
   ================================================================= */

.help-empty-state {
    text-align: center;
    padding: 4rem 2rem;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.help-empty-state i {
    font-size: 3rem;
    color: var(--color-gray-300);
    margin-bottom: 1rem;
}

.help-empty-state h3 {
    margin: 0 0 0.5rem;
    color: var(--color-gray-700);
}

.help-empty-state p {
    margin: 0 0 1.5rem;
    color: var(--color-gray-600);
}

/* =================================================================
   Contact Section
   ================================================================= */

.help-contact-section {
    text-align: center;
    padding: 3rem 2rem;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-top: 3rem;
}

.help-contact-section h2 {
    margin: 0 0 0.5rem;
}

.help-contact-section p {
    margin: 0 0 1.5rem;
    color: var(--color-gray-600);
}

/* =================================================================
   Contextual Help Sidebar (Dashboard)
   ================================================================= */

.help-sidebar-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.3);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
}

.help-sidebar-overlay.open {
    opacity: 1;
    visibility: visible;
}

.help-sidebar-panel {
    position: fixed;
    top: 0;
    right: -360px;
    width: 360px;
    max-width: 100%;
    height: 100vh;
    background: white;
    box-shadow: var(--shadow-lg);
    z-index: 1001;
    transition: right 0.3s;
    display: flex;
    flex-direction: column;
}

.help-sidebar-panel.open {
    right: 0;
}

.help-sidebar-header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--color-gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.help-sidebar-header h3 {
    margin: 0;
    font-size: 1.125rem;
}

.help-sidebar-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--color-gray-500);
    padding: 0.25rem;
}

.help-sidebar-close:hover {
    color: var(--color-gray-900);
}

.help-sidebar-body {
    flex: 1;
    overflow-y: auto;
    padding: 1.5rem;
}

.help-sidebar-summary {
    margin-bottom: 1.5rem;
    line-height: 1.6;
    color: var(--color-gray-700);
}

.help-sidebar-tips {
    margin-bottom: 1.5rem;
}

.help-sidebar-tips h4 {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-gray-500);
    margin: 0 0 0.75rem;
}

.help-sidebar-tips ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.help-sidebar-tips li {
    position: relative;
    padding-left: 1.25rem;
    margin: 0.5rem 0;
    color: var(--color-gray-700);
}

.help-sidebar-tips li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--color-primary);
}

.help-sidebar-links {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.help-sidebar-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: var(--color-gray-50);
    border-radius: var(--radius-md);
    color: var(--color-gray-700);
    text-decoration: none;
    transition: all 0.2s;
}

.help-sidebar-link:hover {
    background: var(--color-primary-light);
    color: var(--color-primary);
}

.help-sidebar-link i {
    font-size: 1rem;
}

/* Help Button in Header */
.btn-help {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--color-gray-100);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    color: var(--color-gray-700);
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s;
}

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

.btn-help .icon-help {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    background: var(--color-primary);
    color: white;
    border-radius: 50%;
    font-size: 12px;
    font-weight: 600;
}

/* =================================================================
   Print Styles
   ================================================================= */

@media print {
    .help-sidebar,
    .help-search-container,
    .help-article-feedback,
    .help-contact-section,
    .site-header,
    .site-footer {
        display: none !important;
    }

    .help-layout {
        display: block;
    }

    .help-article {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}

/* ================================================================
   Video Tutorials & Video Callouts
   ================================================================ */

.help-video-banner {
    background: linear-gradient(135deg, #1e3a5f 0%, #2563eb 100%);
    border-radius: 12px;
    padding: 1.5rem 2rem;
    margin-bottom: 2.5rem;
    color: #fff;
}

.help-video-banner-content {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.help-video-banner-content > i {
    font-size: 2.5rem;
    opacity: 0.9;
    flex-shrink: 0;
}

.help-video-banner-content h3 {
    margin: 0 0 0.25rem;
    font-size: 1.15rem;
    color: #fff;
}

.help-video-banner-content p {
    margin: 0;
    opacity: 0.85;
    font-size: 0.9rem;
}

.help-video-banner .btn {
    margin-left: auto;
    flex-shrink: 0;
    white-space: nowrap;
}

.video-callout {
    background: #eff6ff;
    border-left: 4px solid #2563eb;
    padding: 1rem 1.25rem;
    margin: 1rem 0 1.5rem;
    border-radius: 0 8px 8px 0;
    font-size: 0.95rem;
}

.video-callout a {
    color: #2563eb;
    font-weight: 600;
}

.markdown-content video {
    width: 100%;
    max-height: 540px;
    border-radius: 8px;
    margin: 1rem 0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
}

@media (max-width: 768px) {
    .help-video-banner-content {
        flex-direction: column;
        text-align: center;
    }

    .help-video-banner .btn {
        margin-left: 0;
    }
}