/* Confidential Banner */
.confidential-banner {
    background: #1e3a8a;
    border-radius: 6px;
    padding: 10px 16px;
    max-width: 900px;
    margin: 50px auto 24px auto;
    text-align: center;
    font-size: 0.75rem;
    font-weight: 600;
    color: #ffffff;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Guide Header */
.guide-header {
    max-width: 900px;
    margin: 0 auto 40px auto;
}

.guide-header h1 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
    letter-spacing: -0.02em;
}

.guide-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.guide-meta {
    display: flex;
    gap: 12px;
    margin-top: 16px;
    flex-wrap: wrap;
}

.guide-tag {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: #dbeafe;
    color: #1e40af;
}

.guide-tag.growth {
    background: #d1fae5;
    color: #065f46;
}

.guide-tag.ua {
    background: #fae8ff;
    color: #86198f;
}

.guide-tag.mobile {
    background: #fef3c7;
    color: #92400e;
}

/* Content Sections */
.guide-content {
    max-width: 900px;
    margin: 0 auto;
    line-height: 1.7;
}

.guide-content p {
    margin-bottom: 12px;
    color: var(--text-primary);
}

.guide-content h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 40px 0 16px 0;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
    letter-spacing: -0.01em;
}

.guide-content h2:first-of-type {
    border-top: none;
    padding-top: 0;
    margin-top: 0;
}

.guide-content h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 20px 0 8px 0;
}

.guide-content ul, .guide-content ol {
    margin: 8px 0;
    padding-left: 24px;
}

.guide-content li {
    margin-bottom: 4px;
}

.auth-copy {
    margin: 20px 0;
}

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

.executive-summary,
.access-summary {
    border-bottom: 1px solid var(--border-color);
    border-top: 1px solid var(--border-color);
    margin: 24px 0;
    padding: 20px 0;
}

.executive-summary h2 {
    border-top: none;
    margin-top: 0;
    padding-top: 0;
}

.access-summary {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    margin-top: 0;
}

.access-summary-item {
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 0;
}

.access-label {
    color: var(--transcend-blue);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.toc-groups {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.toc-group {
    display: grid !important;
    grid-template-columns: 32px 1fr;
    align-items: start !important;
    gap: 8px 12px !important;
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 14px !important;
}

.toc-group::before {
    content: none !important;
}

.toc-group strong {
    color: var(--text-primary);
    font-size: 0.95rem;
}

.toc-group span:last-child {
    color: var(--text-secondary);
    font-size: 0.82rem;
    line-height: 1.45;
    grid-column: 2;
}

.toc-step {
    align-items: center;
    background: var(--transcend-blue);
    border-radius: 999px;
    color: #ffffff;
    display: inline-flex;
    font-size: 0.8rem;
    font-weight: 700;
    height: 28px;
    justify-content: center;
    width: 28px;
}

.text-green {
    color: #059669;
}

.text-amber {
    color: #f59e0b;
}

.text-red {
    color: #dc2626;
}

.text-blue {
    color: #0ea5e9;
}

.text-muted {
    color: #64748b;
}

.priority-critical,
.priority-high,
.priority-medium {
    font-weight: 700;
}

.priority-low {
    font-weight: 600;
}

.guide-version,
.footer-note,
.comments-empty-help {
    margin-top: 8px;
}

.guide-version {
    color: var(--text-secondary);
    font-style: italic;
    margin-top: 40px;
    text-align: center;
}

.comments-empty-help {
    font-size: 12px;
}

/* Key Concept Box */
.key-concept {
    background: var(--bg-secondary);
    border-left: 4px solid var(--transcend-blue);
    border-radius: 6px;
    padding: 16px 20px;
    margin: 16px 0;
}

.key-concept h3 {
    margin: 0 0 12px 0;
    color: var(--text-primary);
    font-size: 1rem;
}

.key-concept p {
    margin: 0;
    color: var(--text-secondary);
}

/* Blockquote */
.guide-content blockquote {
    background: #f8fafc;
    border-left: 4px solid #94a3b8;
    padding: 16px 20px;
    margin: 16px 0;
    font-style: italic;
    color: var(--text-secondary);
    border-radius: 0 6px 6px 0;
}

.guide-content blockquote p {
    margin: 0 !important;
}

/* Phase Boxes */
.phase-box {
    border-radius: 8px;
    padding: 16px 20px;
    margin: 12px 0;
    transition: box-shadow 0.2s ease;
}

.phase-box:hover {
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.phase-box.critical {
    background: #fef2f2;
    border: 2px solid #dc2626;
}

.phase-box.critical h3 {
    color: #991b1b;
}

.phase-box.high {
    background: #fffbeb;
    border: 2px solid #f59e0b;
}

.phase-box.high h3 {
    color: #92400e;
}

.phase-box.medium {
    background: #f0f9ff;
    border: 2px solid #0ea5e9;
}

.phase-box.medium h3 {
    color: #0369a1;
}

.phase-box.low {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
}

.phase-box.low h3 {
    color: #64748b;
}

.phase-box ul {
    margin: 12px 0 0 0;
    padding-left: 24px;
}

.phase-box li {
    margin-bottom: 8px;
}

/* Warning Box */
.warning-box {
    background: #fff0f0;
    border: 1px solid #ffcccc;
    border-left: 4px solid #dc2626;
    border-radius: 6px;
    padding: 16px 20px;
    margin: 16px 0;
}

.warning-box h3 {
    color: #8b2d2d;
    margin: 0 0 12px 0;
}

.warning-box p {
    margin: 0 0 12px 0;
}

.warning-box ul {
    margin: 12px 0;
    padding-left: 24px;
}

/* Success Box */
.success-box {
    background: linear-gradient(135deg, #e8f4e8 0%, #d1fae5 100%);
    border: 1px solid #10b981;
    border-left: 4px solid #059669;
    border-radius: 6px;
    padding: 16px 20px;
    margin: 16px 0;
}

.success-box h3 {
    color: #065f46;
    margin: 0 0 12px 0;
}

/* Table */
.table-wrapper {
    overflow-x: auto;
    margin: 16px 0;
    -webkit-overflow-scrolling: touch;
}

.guide-table {
    width: 100%;
    border-collapse: collapse;
    margin: 12px 0;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    overflow: hidden;
}

.guide-table th {
    background: linear-gradient(180deg, #f9fafb 0%, #f3f4f6 100%);
    padding: 8px 12px;
    text-align: left;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-color);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.guide-table td {
    padding: 8px 12px;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
    transition: background-color 0.15s ease;
}

.guide-table tr:hover td {
    background-color: #f9fafb;
}

.guide-table tr:last-child td {
    border-bottom: none;
}

.guide-table .category {
    color: var(--transcend-blue);
    font-weight: 600;
}

/* Code Block */
.code-block {
    background: #1e293b;
    color: #e2e8f0;
    padding: 16px 20px;
    border-radius: 8px;
    font-family: 'SF Mono', 'Fira Code', monospace;
    font-size: 0.85rem;
    line-height: 1.6;
    overflow-x: auto;
    margin: 16px 0;
}

.code-block .comment {
    color: #64748b;
}

/* Checklist */
.checklist {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border-radius: 8px;
    padding: 20px 24px;
    margin: 20px 0;
    border: 1px solid var(--border-color);
}

.checklist h3 {
    margin: 0 0 16px 0;
    color: var(--transcend-blue);
}

.checklist ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.checklist li {
    padding: 8px 0;
    padding-left: 28px;
    position: relative;
    border-bottom: 1px solid #e2e8f0;
}

.checklist li:last-child {
    border-bottom: none;
}

.checklist li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 10px;
    width: 14px;
    height: 14px;
    border: 2px solid var(--transcend-blue);
    border-radius: 3px;
    background: white;
}

.checklist-grid {
    display: grid;
    gap: 10px;
}

.checklist-grid p {
    border-bottom: 1px solid #e2e8f0;
    margin: 0;
    padding: 0 0 10px 0;
}

.checklist-grid p:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

/* Loop Steps */
.loop-container {
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    border: 2px solid var(--transcend-blue);
    border-radius: 12px;
    padding: 24px;
    margin: 24px 0;
}

.loop-container h3 {
    color: var(--transcend-blue);
    margin: 0 0 16px 0;
    text-align: center;
}

.loop-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.loop-step {
    background: white;
    border-radius: 8px;
    padding: 16px;
    text-align: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.loop-step .number {
    width: 32px;
    height: 32px;
    background: var(--transcend-blue);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    margin: 0 auto 8px auto;
}

.loop-step .action {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.loop-step .detail {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* TOC */
.toc {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border-radius: 6px;
    padding: 20px 24px;
    margin: 24px 0;
    border: 1px solid var(--border-color);
}

.toc h3 {
    margin: 0 0 16px 0;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    font-weight: 600;
}

.toc ul {
    margin: 0;
    padding: 0;
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px 24px;
}

.toc li {
    margin: 0;
}

.toc a {
    color: var(--transcend-blue);
    text-decoration: none;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 0;
    transition: color 0.15s ease;
}

.toc a::before {
    content: "→";
    color: var(--text-secondary);
    font-size: 0.8rem;
    transition: transform 0.15s ease, color 0.15s ease;
}

.toc a:hover {
    color: #1e4278;
}

.toc a:hover::before {
    transform: translateX(3px);
    color: var(--transcend-blue);
}

/* Trap Card */
.trap-card {
    background: #fff5f5;
    border: 1px solid #fecaca;
    border-radius: 8px;
    padding: 16px 20px;
    margin: 12px 0;
}

.trap-card h4 {
    color: #991b1b;
    margin: 0 0 8px 0;
    font-size: 1rem;
}

.trap-card p {
    color: #7f1d1d;
    margin: 0;
    font-size: 0.95rem;
}

@media (max-width: 768px) {
    .guide-header h1 {
        font-size: 1.5rem;
    }

    .access-summary,
    .toc-groups {
        grid-template-columns: 1fr;
    }

    .toc ul {
        grid-template-columns: 1fr;
    }

    .loop-steps {
        grid-template-columns: 1fr;
    }
}