/*
 * ═══════════════════════════════════════════════════
 *  TEMPLATE PACK B — Base CSS Theme "Default"
 *  DORI Комбайн — Альтернативный шаблон
 * ═══════════════════════════════════════════════════
 *
 *  KEY DIFFERENCES from Pack A:
 *  - Left sidebar layout (sidebar | content)
 *  - Top accent stripe
 *  - Minimal footer
 *  - Different widget styles (proscons, steps, callouts)
 *  - All classes prefixed with pb- (pack-b)
 */

/* ── CSS Variables ── */
:root {
    --pb-primary: #0984e3;
    --pb-primary-light: #32a1f6;
    --pb-primary-dark: #0661a8;
    --pb-accent: #fd79a8;
    --pb-bg: #f2f8fd;
    --pb-bg-card: #ffffff;
    --pb-bg-surface: #e1f0fb;
    --pb-text: #011728;
    --pb-text-muted: #0467b3;
    --pb-text-secondary: #024172;
    --pb-border: #c8e3f8;
    --pb-radius: 10px;
    --pb-font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --pb-max-width: 1200px;
    --pb-sidebar-width: 280px;
}

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; }

body.pb-body {
    margin: 0;
    font-family: var(--pb-font);
    font-size: 16px;
    line-height: 1.7;
    color: var(--pb-text);
    background: var(--pb-bg);
    -webkit-font-smoothing: antialiased;
}

a { color: var(--pb-primary); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--pb-primary-dark); }
img { max-width: 100%; height: auto; }

/* Team section (about.html) */
.team-section { margin: 32px 0; }
.team-section h2 { font-size: 1.4rem; font-weight: 700; margin-bottom: 20px; }
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 20px;
}
.team-card {
    background: var(--pb-bg-surface);
    border: 1px solid var(--pb-border);
    border-radius: var(--pb-radius);
    padding: 20px;
    text-align: center;
}
.team-card img.team-avatar,
img.team-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 12px;
    display: block;
}
.team-card h3 { font-size: 1rem; margin: 0 0 4px; }
.team-card .team-role {
    font-size: 0.85rem;
    color: var(--pb-text-muted);
    margin-bottom: 8px;
}
.team-card p { font-size: 0.88rem; color: var(--pb-text-secondary); margin: 0; }

.pb-container {
    max-width: var(--pb-max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* ══════════════════════════════════════════════════
   TOP BAR (accent stripe)
   ══════════════════════════════════════════════════ */
.pb-topbar {
    height: 4px;
    background: linear-gradient(90deg, var(--pb-primary), var(--pb-accent));
}

/* ══════════════════════════════════════════════════
   HEADER
   ══════════════════════════════════════════════════ */
.pb-header {
    background: var(--pb-bg-card);
    border-bottom: 1px solid var(--pb-border);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}

.pb-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px;
    gap: 16px;
}

.pb-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--pb-text);
    font-weight: 700;
    font-size: 1.15rem;
    white-space: nowrap;
}

.pb-logo-icon {
    font-size: 1.4em;
}

.pb-menu-btn {
    display: none;
    background: none;
    border: 1px solid var(--pb-border);
    border-radius: 8px;
    padding: 6px 12px;
    font-size: 1.2rem;
    cursor: pointer;
    color: var(--pb-text);
}

.pb-nav {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-wrap: wrap;
}

.pb-nav a {
    padding: 6px 14px;
    border-radius: 8px;
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--pb-text-secondary);
    text-decoration: none;
    transition: all 0.2s;
    white-space: nowrap;
}

.pb-nav a:hover {
    background: var(--pb-bg-surface);
    color: var(--pb-primary);
}

.pb-nav a.pb-nav-active {
    background: var(--pb-primary);
    color: #fff;
}

/* ── Dropdown menu variant ── */
.pb-nav-dropdown {
    position: relative;
}

.pb-dropdown-toggle {
    padding: 6px 14px;
    border-radius: 8px;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--pb-primary);
    background: rgba(9,132,227,0.08);
    border: 1px solid rgba(9,132,227,0.2);
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s;
    font-family: var(--pb-font);
}

.pb-dropdown-toggle:hover {
    background: rgba(9,132,227,0.14);
    border-color: var(--pb-primary);
}

.pb-dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--pb-bg-card);
    border: 1px solid var(--pb-border);
    border-radius: var(--pb-radius);
    box-shadow: 0 8px 30px rgba(0,0,0,0.12);
    min-width: 240px;
    max-height: 420px;
    overflow-y: auto;
    z-index: 200;
    padding: 8px 0;
    margin-top: 0;
}

/* Invisible bridge to keep hover alive between button and menu */
.pb-nav-dropdown::after {
    content: '';
    position: absolute;
    top: 100%;
    right: 0;
    width: 100%;
    height: 10px;
    display: none;
}

.pb-nav-dropdown:hover::after {
    display: block;
}

.pb-nav-dropdown:hover .pb-dropdown-menu,
.pb-nav-dropdown.pb-dd-open .pb-dropdown-menu {
    display: block;
}

.pb-dropdown-item {
    display: block;
    padding: 10px 18px;
    font-size: 0.88rem;
    color: var(--pb-text-secondary) !important;
    font-weight: 500;
    transition: all 0.15s;
    white-space: nowrap;
}

.pb-dropdown-item:hover {
    background: var(--pb-bg-surface);
    color: var(--pb-primary) !important;
    padding-left: 22px;
}

/* ══════════════════════════════════════════════════
   BREADCRUMBS
   ══════════════════════════════════════════════════ */
.pb-breadcrumbs {
    background: var(--pb-bg-surface);
    padding: 10px 0;
    font-size: 0.85rem;
    color: var(--pb-text-muted);
    border-bottom: 1px solid var(--pb-border);
}

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

.pb-breadcrumbs a:hover {
    color: var(--pb-primary);
}

.pb-bc-sep {
    margin: 0 8px;
    color: var(--pb-border);
}

.pb-bc-current {
    color: var(--pb-text);
    font-weight: 500;
}

/* ══════════════════════════════════════════════════
   MAIN LAYOUT — LEFT SIDEBAR
   ══════════════════════════════════════════════════ */
.pb-main {
    padding: 32px 0 48px;
}

.pb-article-layout {
    display: grid;
    grid-template-columns: var(--pb-sidebar-width) 1fr;
    gap: 32px;
    align-items: start;
}

/* ── Sidebar (LEFT) ── */
.pb-sidebar {
    position: sticky;
    top: 80px;
    overflow-y: auto;
    max-height: calc(100vh - 100px);
    padding-right: 8px;
}

/* Sidebar search */
.pb-sidebar-search { margin-bottom: 20px; }
.pb-search-box { position: relative; }
.pb-search-box input {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--pb-border);
    border-radius: var(--pb-radius);
    font-size: 0.88rem;
    font-family: var(--pb-font);
    background: var(--pb-bg-card);
    color: var(--pb-text);
    transition: border-color 0.2s;
}
.pb-search-box input:focus {
    outline: none;
    border-color: var(--pb-primary);
    box-shadow: 0 0 0 3px rgba(9,132,227,0.1);
}

/* Sidebar TOC */
.pb-sidebar-toc {
    background: var(--pb-bg-card);
    border: 1px solid var(--pb-border);
    border-radius: var(--pb-radius);
    padding: 16px;
    margin-bottom: 20px;
}

.pb-sidebar-toc h3 {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--pb-text);
    margin: 0 0 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pb-sidebar-toc ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.pb-sidebar-toc li {
    margin-bottom: 6px;
}

.pb-sidebar-toc a {
    font-size: 0.85rem;
    color: var(--pb-text-muted);
    display: block;
    padding: 4px 0;
    padding-left: 12px;
    border-left: 2px solid transparent;
    transition: all 0.2s;
}

.pb-sidebar-toc a:hover {
    color: var(--pb-primary);
    border-left-color: var(--pb-primary);
}

/* Sidebar related */
.pb-sidebar-related {
    background: var(--pb-bg-card);
    border: 1px solid var(--pb-border);
    border-radius: var(--pb-radius);
    padding: 16px;
}

.pb-sidebar-related h3 {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--pb-text);
    margin: 0 0 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pb-sidebar-related ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.pb-sidebar-related li {
    margin-bottom: 8px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--pb-border);
}

.pb-sidebar-related li:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.pb-sidebar-related a {
    font-size: 0.85rem;
    color: var(--pb-text-secondary);
    line-height: 1.4;
}

.pb-sidebar-related a:hover {
    color: var(--pb-primary);
}

/* ── Article (RIGHT in grid) ── */
.pb-article {
    background: var(--pb-bg-card);
    border: 1px solid var(--pb-border);
    border-radius: var(--pb-radius);
    padding: 36px 40px 40px;
    min-width: 0;
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}

.pb-article h1 {
    font-size: 1.9rem;
    font-weight: 800;
    line-height: 1.25;
    margin: 0 0 24px;
    color: var(--pb-text);
    letter-spacing: -0.02em;
}

/* Mobile TOC */
.pb-mobile-toc {
    display: none;
    margin-bottom: 24px;
}

.pb-mobile-toc details {
    background: var(--pb-bg-surface);
    border-radius: var(--pb-radius);
    padding: 14px 18px;
}

.pb-mobile-toc summary {
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    color: var(--pb-text);
}

.pb-mobile-toc ul {
    list-style: none;
    padding: 12px 0 0 8px;
    margin: 0;
}

.pb-mobile-toc li { margin-bottom: 6px; }
.pb-mobile-toc a { font-size: 0.88rem; color: var(--pb-text-muted); }

/* ══════════════════════════════════════════════════
   ARTICLE BODY
   ══════════════════════════════════════════════════ */
.pb-article-body {
    overflow-x: hidden;
}
.pb-article-body h2 {
    font-size: 1.4rem;
    font-weight: 700;
    margin: 36px 0 16px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--pb-primary);
    color: var(--pb-text);
}

.pb-article-body h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin: 28px 0 12px;
    padding-left: 14px;
    border-left: 3px solid var(--pb-accent);
    color: var(--pb-text);
}

.pb-article-body p {
    margin: 0 0 16px;
    color: var(--pb-text);
}

.pb-article-body strong {
    color: var(--pb-text);
    font-weight: 600;
}

.pb-article-body em {
    color: var(--pb-primary-dark);
}

.pb-article-body mark {
    background: linear-gradient(120deg, rgba(245,158,11,0.2), rgba(9,132,227,0.15));
    padding: 2px 6px;
    border-radius: 4px;
}

/* Lists */
.pb-article-body ul, .pb-article-body ol {
    margin: 0 0 20px;
    padding-left: 0;
}

.pb-article-body ul > li, .pb-article-body ol > li {
    position: relative;
    padding-left: 28px;
    margin-bottom: 10px;
    list-style: none;
}

.pb-article-body ul > li::before {
    content: '';
    position: absolute;
    left: 8px;
    top: 10px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--pb-primary);
}

.pb-article-body ol { counter-reset: pb-ol; }
.pb-article-body ol > li { counter-increment: pb-ol; }
.pb-article-body ol > li::before {
    content: counter(pb-ol);
    position: absolute;
    left: 0;
    top: 0;
    width: 24px;
    height: 24px;
    background: var(--pb-primary);
    color: #fff;
    border-radius: 50%;
    font-size: 0.75rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Tables — scrollable wrapper */
.pb-article-body .pb-table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin: 20px 0;
    border-radius: var(--pb-radius);
}

.pb-article-body table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin: 0;
    border: 1px solid var(--pb-border);
    border-radius: var(--pb-radius);
    overflow: hidden;
    font-size: 0.92rem;
    min-width: 420px;
}

.pb-article-body th {
    background: var(--pb-primary);
    color: #fff;
    font-weight: 600;
    padding: 12px 16px;
    text-align: left;
    white-space: nowrap;
}

.pb-article-body td {
    padding: 10px 16px;
    border-bottom: 1px solid var(--pb-border);
}

.pb-article-body tr:last-child td { border-bottom: none; }
.pb-article-body tr:nth-child(even) td { background: var(--pb-bg-surface); }
.pb-article-body tr:hover td { background: rgba(9,132,227,0.04); }

/* Code */
.pb-article-body code {
    background: var(--pb-bg-surface);
    padding: 2px 8px;
    border-radius: 4px;
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 0.88em;
    color: var(--pb-primary-dark);
    border: 1px solid var(--pb-border);
}

.pb-article-body pre {
    background: #011d32;
    color: #e2e8f0;
    padding: 16px 20px;
    border-radius: var(--pb-radius);
    overflow-x: auto;
    margin: 16px 0;
}

.pb-article-body pre code {
    background: none;
    border: none;
    padding: 0;
    color: inherit;
}

/* Fix: inherit color for any element inside pre (AI sometimes wraps text in <p>, <ol> etc.) */
.pb-article-body pre p,
.pb-article-body pre li,
.pb-article-body pre ol,
.pb-article-body pre ul,
.pb-article-body pre strong,
.pb-article-body pre em,
.pb-article-body pre span {
    color: inherit;
    margin: 0;
    padding: 0;
    background: none;
    border: none;
}

/* Blockquote (attention) */
.pb-article-body blockquote {
    margin: 20px 0;
    padding: 16px 20px 16px 20px;
    background: linear-gradient(135deg, #fef3c7, #fff7ed);
    border-left: 4px solid var(--pb-accent);
    border-radius: 0 var(--pb-radius) var(--pb-radius) 0;
    color: var(--pb-text);
    font-size: 0.95rem;
}

.pb-article-body blockquote p { margin-bottom: 8px; }
.pb-article-body blockquote p:last-child { margin-bottom: 0; }

/* FAQ — Accordion style */
.pb-article-body details,
details.pb-accordion {
    background: var(--pb-bg-card);
    border: 1px solid var(--pb-border);
    border-radius: var(--pb-radius);
    margin-bottom: 10px;
    transition: all 0.2s;
}

.pb-article-body details:hover,
details.pb-accordion:hover {
    border-color: var(--pb-primary-light);
}

.pb-article-body details summary,
details.pb-accordion summary {
    padding: 14px 18px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    color: var(--pb-text);
    display: flex;
    align-items: center;
    gap: 8px;
}

.pb-article-body details summary::marker,
details.pb-accordion summary::marker {
    content: '';
}

.pb-article-body details summary::before,
details.pb-accordion summary::before {
    content: '▸';
    font-size: 1rem;
    transition: transform 0.2s;
    color: var(--pb-primary);
}

.pb-article-body details[open] summary::before,
details.pb-accordion[open] summary::before {
    transform: rotate(90deg);
}

.pb-article-body details > *:not(summary),
.pb-accordion-body {
    padding: 0 18px 14px;
    color: var(--pb-text-secondary);
    font-size: 0.92rem;
}

/* ══════════════════════════════════════════════════
   PACK B WIDGETS
   ══════════════════════════════════════════════════ */

/* Callout boxes (note, summary) */
.pb-callout {
    display: flex;
    gap: 14px;
    padding: 16px 20px;
    margin: 20px 0;
    border-radius: var(--pb-radius);
    font-size: 0.92rem;
    align-items: flex-start;
}

.pb-callout-icon {
    font-size: 1.3rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.pb-callout p {
    margin: 0;
    line-height: 1.6;
}

.pb-callout-note {
    background: linear-gradient(135deg, #eff6ff, #e0f2fe);
    border: 1px solid #bfdbfe;
    color: #1e40af;
}

.pb-callout-summary {
    background: linear-gradient(135deg, #f0fdf4, #dcfce7);
    border: 1px solid #bbf7d0;
    color: #166534;
}

/* Pros/Cons */
.pb-proscons {
    margin: 24px 0;
    border: 1px solid var(--pb-border);
    border-radius: var(--pb-radius);
    overflow: hidden;
}

.pb-proscons-title {
    margin: 0;
    padding: 14px 20px;
    background: var(--pb-bg-surface);
    font-size: 1rem;
    font-weight: 600;
    border-bottom: 1px solid var(--pb-border);
}

.pb-proscons-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.pb-pros, .pb-cons {
    padding: 16px 20px;
}

.pb-pros {
    border-right: 1px solid var(--pb-border);
}

.pb-pros-header, .pb-cons-header {
    font-size: 0.88rem;
    font-weight: 700;
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.pb-pros-header { color: #16a34a; }
.pb-cons-header { color: #dc2626; }

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

.pb-proscons li {
    padding: 6px 0;
    font-size: 0.9rem;
    color: var(--pb-text-secondary);
    border-bottom: 1px dashed var(--pb-border);
}

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

/* Steps */
.pb-steps {
    margin: 24px 0;
    background: var(--pb-bg-card);
    border: 1px solid var(--pb-border);
    border-radius: var(--pb-radius);
    padding: 20px;
}

.pb-steps-title {
    margin: 0 0 16px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--pb-text);
}

.pb-step {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 12px 0;
    border-bottom: 1px solid var(--pb-border);
}

.pb-step:last-child { border-bottom: none; }

.pb-step-num {
    width: 32px;
    height: 32px;
    background: var(--pb-primary);
    color: #fff;
    border-radius: 50%;
    font-size: 0.85rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.pb-step-text {
    font-size: 0.92rem;
    color: var(--pb-text);
    padding-top: 4px;
}

/* Expert quote */
.pb-expert {
    display: flex;
    gap: 16px;
    margin: 24px 0;
    padding: 20px;
    background: linear-gradient(135deg, #fef5f8, #feeef4);
    border: 1px solid #fed9e6;
    border-radius: var(--pb-radius);
}

.pb-expert-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.pb-expert-body blockquote {
    margin: 0 0 8px;
    padding: 0;
    background: none;
    border: none;
    font-style: italic;
    font-size: 0.95rem;
    color: var(--pb-text);
}

.pb-expert-body cite {
    font-style: normal;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--pb-primary-dark);
}

/* Warning callout */
.pb-callout-warning {
    background: linear-gradient(135deg, #fef2f2, #fff7ed);
    border: 1px solid #fecaca;
    color: #991b1b;
}

/* Fact callout */
.pb-callout-fact {
    background: linear-gradient(135deg, #f0fdf4, #ecfdf5);
    border: 1px solid #a7f3d0;
    color: #065f46;
}

/* Definition */
.pb-definition {
    margin: 20px 0;
    padding: 16px 20px;
    border-left: 4px solid var(--pb-primary);
    background: var(--pb-bg-surface);
    border-radius: 0 var(--pb-radius) var(--pb-radius) 0;
}

.pb-definition-term {
    font-weight: 700;
    font-size: 1rem;
    color: var(--pb-text);
    margin-bottom: 6px;
}

.pb-definition-text {
    font-size: 0.92rem;
    color: var(--pb-text-secondary);
    line-height: 1.6;
}

/* TLDR (summary at top) */
.pb-tldr {
    margin: 0 0 28px;
    padding: 18px 22px;
    background: linear-gradient(135deg, #fffbeb, #fef3c7);
    border: 1px solid #fde68a;
    border-left: 4px solid #f59e0b;
    border-radius: 0 var(--pb-radius) var(--pb-radius) 0;
}

.pb-tldr-header {
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: #92400e;
    margin-bottom: 8px;
}

.pb-tldr p {
    margin: 0;
    font-size: 0.95rem;
    color: #78350f;
    line-height: 1.6;
}

/* Brief (key-value info card) */
.pb-brief {
    margin: 24px 0;
    border: 1px solid var(--pb-border);
    border-radius: var(--pb-radius);
    overflow: hidden;
}

.pb-brief-header {
    padding: 12px 20px;
    background: var(--pb-bg-surface);
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--pb-text);
    border-bottom: 1px solid var(--pb-border);
}

.pb-brief dl {
    margin: 0;
    padding: 0;
}

.pb-brief dt {
    float: left;
    clear: left;
    width: 38%;
    padding: 10px 16px;
    font-weight: 600;
    font-size: 0.88rem;
    color: var(--pb-text-muted);
    border-bottom: 1px solid var(--pb-border);
    box-sizing: border-box;
}

.pb-brief dd {
    margin-left: 38%;
    padding: 10px 16px;
    font-size: 0.92rem;
    color: var(--pb-text);
    border-bottom: 1px solid var(--pb-border);
    border-left: 1px solid var(--pb-border);
}

.pb-brief dt:last-of-type,
.pb-brief dd:last-of-type { border-bottom: none; }

/* Persona card */
.pb-persona {
    display: flex;
    gap: 16px;
    margin: 24px 0;
    padding: 20px;
    background: linear-gradient(135deg, #f8fafc, #ebf5fc);
    border: 1px solid var(--pb-border);
    border-radius: var(--pb-radius);
}

.pb-persona-icon {
    font-size: 2.4rem;
    width: 56px;
    height: 56px;
    background: var(--pb-bg-card);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border: 2px solid var(--pb-border);
}

.pb-persona-body { flex: 1; min-width: 0; }

.pb-persona-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--pb-text);
    margin-bottom: 2px;
}

.pb-persona-role {
    font-size: 0.85rem;
    font-style: italic;
    color: var(--pb-primary-dark);
    margin-bottom: 8px;
}

.pb-persona-body p {
    margin: 0;
    font-size: 0.92rem;
    color: var(--pb-text-secondary);
    line-height: 1.5;
}

/* Poll (interactive vote) */
.pb-poll {
    margin: 24px 0;
    border: 1px solid var(--pb-border);
    border-radius: var(--pb-radius);
    overflow: hidden;
}

.pb-poll-question {
    padding: 14px 20px;
    background: var(--pb-bg-surface);
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--pb-text);
    border-bottom: 1px solid var(--pb-border);
}

.pb-poll-option {
    position: relative;
    padding: 12px 20px;
    border-bottom: 1px solid var(--pb-border);
    cursor: pointer;
    transition: background 0.2s;
    display: flex;
    align-items: center;
    gap: 12px;
}

.pb-poll-option:last-child { border-bottom: none; }

.pb-poll-option:hover {
    background: rgba(9,132,227,0.04);
}

.pb-poll-label {
    font-size: 0.92rem;
    color: var(--pb-text);
    flex: 1;
    position: relative;
    z-index: 1;
}

.pb-poll-bar {
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    background: rgba(9,132,227,0.08);
    border-radius: 0;
    width: 0;
    transition: width 0.6s ease;
}

.pb-poll-pct {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--pb-primary);
    min-width: 42px;
    text-align: right;
    position: relative;
    z-index: 1;
    opacity: 0;
    transition: opacity 0.3s;
}

/* Voted state */
.pb-poll.voted .pb-poll-option {
    cursor: default;
    pointer-events: none;
}

.pb-poll.voted .pb-poll-pct { opacity: 1; }

.pb-poll.voted .pb-poll-option.selected {
    background: rgba(9,132,227,0.06);
}

.pb-poll.voted .pb-poll-option.selected .pb-poll-label {
    font-weight: 600;
    color: var(--pb-primary-dark);
}

.pb-poll.voted .pb-poll-option.selected .pb-poll-bar {
    background: rgba(9,132,227,0.15);
}

/* ══════════════════════════════════════════════════
   BOTTOM RELATED ARTICLES
   ══════════════════════════════════════════════════ */
.pb-related-bottom {
    padding: 40px 0;
    background: var(--pb-bg-surface);
    border-top: 1px solid var(--pb-border);
}

.pb-related-heading {
    font-size: 1.3rem;
    font-weight: 700;
    margin: 0 0 20px;
    color: var(--pb-text);
}

.pb-related-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.pb-related-card {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 16px 20px;
    background: var(--pb-bg-card);
    border: 1px solid var(--pb-border);
    border-radius: var(--pb-radius);
    text-decoration: none;
    transition: all 0.2s;
}

.pb-related-card:hover {
    border-color: var(--pb-primary-light);
    box-shadow: 0 4px 12px rgba(9,132,227,0.08);
    transform: translateX(4px);
}

.pb-related-title {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--pb-text);
}

.pb-related-desc {
    font-size: 0.85rem;
    color: var(--pb-text-muted);
}

/* ══════════════════════════════════════════════════
   CATEGORY PAGE
   ══════════════════════════════════════════════════ */
.pb-cat-hero {
    background: linear-gradient(135deg, #011d32, #012e50, #032e4f);
    padding: 48px 0 40px;
    color: #ebf5fc;
}

.pb-cat-hero-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 12px;
}

.pb-cat-hero h1 {
    font-size: 2rem;
    font-weight: 800;
    color: #fff;
    margin: 0 0 8px;
}

.pb-cat-hero p {
    color: #94cefa;
    font-size: 1rem;
    margin: 0;
}

.pb-cat-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 32px 0;
}

.pb-cat-card {
    display: flex;
    gap: 16px;
    padding: 18px 22px;
    background: var(--pb-bg-card);
    border: 1px solid var(--pb-border);
    border-radius: var(--pb-radius);
    text-decoration: none;
    transition: all 0.2s;
    align-items: flex-start;
}

.pb-cat-card:hover {
    border-color: var(--pb-primary-light);
    box-shadow: 0 4px 16px rgba(9,132,227,0.08);
    transform: translateX(4px);
}

.pb-cat-card-icon {
    font-size: 1.6rem;
    width: 44px;
    height: 44px;
    background: var(--pb-bg-surface);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.pb-cat-card-body {
    flex: 1;
    min-width: 0;
}

.pb-cat-card-title {
    font-weight: 600;
    font-size: 0.97rem;
    color: var(--pb-text);
    line-height: 1.4;
    margin-bottom: 4px;
}

.pb-cat-card-desc {
    font-size: 0.85rem;
    color: var(--pb-text-muted);
    line-height: 1.5;
}

.pb-cat-card-meta {
    font-size: 0.78rem;
    color: var(--pb-text-muted);
    margin-top: 6px;
    display: inline-block;
}

/* Pagination */
.pb-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 20px 0;
    flex-wrap: wrap;
}

.pb-pag-link {
    padding: 8px 14px;
    border: 1px solid var(--pb-border);
    border-radius: 8px;
    font-size: 0.88rem;
    color: var(--pb-text-secondary);
    text-decoration: none;
    transition: all 0.2s;
}

.pb-pag-link:hover {
    border-color: var(--pb-primary);
    color: var(--pb-primary);
}

.pb-pag-active {
    background: var(--pb-primary);
    color: #fff !important;
    border-color: var(--pb-primary);
}

.pb-pag-dots {
    padding: 8px 6px;
    color: var(--pb-text-muted);
}

/* ══════════════════════════════════════════════════
   FOOTER
   ══════════════════════════════════════════════════ */
.pb-footer {
    margin-top: 48px;
    background: #011d32;
    color: #94cefa;
    padding: 32px 0 0;
}

.pb-footer-top {
    text-align: center;
    padding-bottom: 20px;
    border-bottom: 1px solid #012e50;
}

.pb-footer-brand {
    font-size: 1.1rem;
    font-weight: 700;
    color: #ebf5fc;
    margin-bottom: 6px;
}

.pb-footer-desc {
    font-size: 0.85rem;
    color: #94cefa;
    margin: 0;
    max-width: 500px;
    margin: 0 auto;
}

.pb-footer-links {
    padding: 16px 0;
    text-align: center;
    border-bottom: 1px solid #012e50;
}

.pb-footer-cats {
    margin-bottom: 8px;
}

.pb-footer-cats a, .pb-footer-info a {
    color: #94cefa;
    font-size: 0.85rem;
    transition: color 0.2s;
}

.pb-footer-cats a:hover, .pb-footer-info a:hover {
    color: #32a1f6;
}

.pb-footer-info {
    font-size: 0.82rem;
}

.pb-footer-bottom {
    padding: 16px 0;
    text-align: center;
    font-size: 0.8rem;
    color: #64748b;
}

.pb-footer-bottom p { margin: 0; }

/* ══════════════════════════════════════════════════
   HOMEPAGE — Pack B Premium Blocks
   ══════════════════════════════════════════════════ */

/* Scroll animation */
.pb-hp-section {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
    padding: 40px 0 8px;
}
.pb-hp-section.pb-visible {
    opacity: 1;
    transform: translateY(0);
}

.pb-hp-section-title {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--pb-text);
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ── BLOCK 1: Hero ── */
.pb-hp-hero {
    position: relative;
    background: linear-gradient(135deg, #000c14, #011d32, #032e4f);
    padding: 60px 0 48px;
    text-align: center;
    overflow: hidden;
}

.pb-hp-hero-bg {
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 20% 30%, rgba(9,132,227,0.12) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(245,158,11,0.08) 0%, transparent 50%);
    pointer-events: none;
}

.pb-hp-hero-inner {
    position: relative;
    z-index: 1;
}

.pb-hp-hero-icon-wrap {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 88px;
    height: 88px;
    background: rgba(255,255,255,0.93);
    border-radius: 50%;
    margin-bottom: 22px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.25);
    border: none;
}
.pb-hp-hero-icon { font-size: 2.8rem; display: block; }

.pb-hp-hero h1 {
    font-size: 2.2rem;
    font-weight: 800;
    color: #fff;
    margin: 0 0 12px;
    line-height: 1.25;
}

.pb-hp-hero-accent {
    color: var(--pb-accent);
}

.pb-hp-hero-desc {
    color: #94cefa;
    font-size: 1.05rem;
    max-width: 620px;
    margin: 0 auto 28px;
    line-height: 1.6;
}

.pb-hp-hero-search {
    max-width: 500px;
    margin: 0 auto 28px;
}

.pb-hp-hero-search .pb-search-box input {
    background: rgba(255,255,255,0.08);
    border-color: rgba(255,255,255,0.15);
    color: #fff;
}

.pb-hp-hero-search .pb-search-box input::placeholder {
    color: #94cefa;
}

.pb-hp-hero-search .pb-search-box input:focus {
    background: rgba(255,255,255,0.12);
    border-color: var(--pb-primary-light);
    box-shadow: 0 0 0 3px rgba(9,132,227,0.2);
}

.pb-hp-hero-pills {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    max-width: 720px;
    margin: 0 auto;
}

.pb-hero-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 16px;
    border-radius: 20px;
    background: rgba(255,255,255,0.07);
    border: 1px solid rgba(255,255,255,0.12);
    color: #cbd5e1;
    font-size: 0.82rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.25s;
    white-space: nowrap;
}

.pb-hero-pill:hover {
    background: var(--pb-primary);
    color: #fff;
    border-color: var(--pb-primary);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(9,132,227,0.3);
}

/* ── BLOCK 2: Trust Line ── */
.pb-hp-trust-line {
    background: var(--pb-bg-surface);
    border-bottom: 1px solid var(--pb-border);
    padding: 14px 0;
}
.pb-hp-trust-items {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    color: var(--pb-text-muted);
}
.pb-hp-trust-item { font-size: 0.85rem; font-weight: 500; }
.pb-hp-trust-sep { color: var(--pb-border); }

/* ── BLOCK 3: Category Cards Grid ── */
.pb-hp-cat-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}
.pb-hp-cat-card {
    display: flex; flex-direction: column;
    padding: 24px 20px;
    background: var(--pb-bg-card);
    border: 1px solid var(--pb-border);
    border-top: 3px solid hsl(var(--cat-hue, 220), 60%, 65%);
    border-radius: var(--pb-radius);
    text-decoration: none;
    transition: all 0.25s;
}
.pb-hp-cat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
    border-color: hsl(var(--cat-hue, 220), 60%, 55%);
}
.pb-hp-cat-emoji { font-size: 2rem; margin-bottom: 12px; }
.pb-hp-cat-name { font-weight: 700; font-size: 1.05rem; color: var(--pb-text); margin-bottom: 6px; }
.pb-hp-cat-desc { font-size: 0.85rem; color: var(--pb-text-muted); line-height: 1.5; }

/* ── BLOCK 4: Intro + Trust ── */
.pb-hp-intro-trust {
    background: var(--pb-bg-surface);
    border-radius: var(--pb-radius);
    padding: 40px !important;
    margin: 8px 0;
}

.pb-hp-two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.pb-hp-col-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0 0 16px;
    color: var(--pb-text);
    display: flex;
    align-items: center;
    gap: 8px;
}

.pb-hp-col p {
    font-size: 0.93rem;
    color: var(--pb-text-secondary);
    line-height: 1.7;
}

/* ── BLOCK 5: Latest Articles (card grid) ── */
.pb-hp-articles-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.pb-hp-article-card {
    display: flex;
    flex-direction: column;
    padding: 18px 20px;
    background: var(--pb-bg-card);
    border: 1px solid var(--pb-border);
    border-radius: var(--pb-radius);
    text-decoration: none;
    transition: all 0.25s;
}

.pb-hp-article-card:hover {
    border-color: var(--pb-primary-light);
    box-shadow: 0 4px 16px rgba(9,132,227,0.08);
    transform: translateY(-2px);
}

.pb-hp-article-card-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.pb-hp-article-cat {
    font-size: 0.78rem;
    color: var(--pb-text-muted);
    white-space: nowrap;
}

.pb-hp-article-meta {
    font-size: 0.75rem;
    color: var(--pb-text-muted);
    white-space: nowrap;
}

.pb-hp-article-title {
    font-size: 0.93rem;
    font-weight: 600;
    color: var(--pb-text);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.pb-hp-article-card:hover .pb-hp-article-title {
    color: var(--pb-primary);
}

/* ── NEW BLOCK: Feature Grid ── */
.pb-hp-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 12px;
}
.pb-hp-feature-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 28px 20px;
    background: var(--pb-bg-card);
    border: 1px solid var(--pb-border);
    border-radius: var(--pb-radius);
}
.pb-hp-feature-icon {
    font-size: 2rem;
    margin-bottom: 12px;
    width: 56px; height: 56px;
    display: flex; align-items: center; justify-content: center;
    background: rgba(9,132,227,0.08);
    border-radius: 50%;
}
.pb-hp-feature-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--pb-text);
    margin-bottom: 6px;
}
.pb-hp-feature-desc {
    font-size: 0.85rem;
    color: var(--pb-text-muted);
    line-height: 1.5;
}

/* ── NEW BLOCK: FAQ Teaser ── */
.pb-hp-faq { margin-top: 8px; }
.pb-hp-faq-item {
    border: 1px solid var(--pb-border);
    border-radius: var(--pb-radius);
    margin-bottom: 8px;
    background: var(--pb-bg-card);
    overflow: hidden;
}
.pb-hp-faq-item summary {
    padding: 16px 20px;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--pb-text);
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: background 0.2s;
}
.pb-hp-faq-item summary::-webkit-details-marker { display: none; }
.pb-hp-faq-item summary::before {
    content: '▸';
    font-size: 0.9rem;
    color: var(--pb-primary);
    transition: transform 0.2s;
}
.pb-hp-faq-item[open] summary::before { transform: rotate(90deg); }
.pb-hp-faq-item summary:hover { background: rgba(9,132,227,0.04); }
.pb-hp-faq-item .pb-hp-faq-answer {
    padding: 0 20px 16px 46px;
    font-size: 0.9rem;
    color: var(--pb-text-secondary);
    line-height: 1.6;
}

/* ── NEW BLOCK: Popular Tags ── */
.pb-hp-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    padding: 20px 0;
}
.pb-hp-tag {
    display: inline-flex;
    align-items: center;
    padding: 6px 16px;
    border-radius: 20px;
    background: var(--pb-bg-card);
    border: 1px solid var(--pb-border);
    color: var(--pb-text-secondary);
    font-size: 0.82rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s;
}
.pb-hp-tag:hover {
    background: var(--pb-primary);
    color: #fff;
    border-color: var(--pb-primary);
    transform: translateY(-1px);
}

/* ── BLOCK 6: CTA ── */
.pb-hp-cta {
    position: relative;
    background: linear-gradient(135deg, #000c14, #011d32);
    border-radius: var(--pb-radius);
    padding: 44px 36px;
    text-align: center;
    color: #fff;
    overflow: hidden;
}

.pb-hp-cta-stripe {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--pb-primary), var(--pb-accent));
}

.pb-hp-cta h2 {
    font-size: 1.4rem;
    font-weight: 700;
    margin: 0 0 10px;
    position: relative;
}

.pb-hp-cta p {
    color: #94cefa;
    font-size: 0.95rem;
    line-height: 1.6;
    margin: 0;
    position: relative;
}

/* ── HOMEPAGE RESPONSIVE ── */
@media (max-width: 900px) {
    .pb-hp-two-col {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .pb-hp-intro-trust {
        padding: 28px !important;
    }
}

@media (max-width: 768px) {
    .pb-hp-hero {
        padding: 40px 0 32px;
    }
    .pb-hp-hero h1 {
        font-size: 1.6rem;
    }
    .pb-hp-hero-pills {
        gap: 6px;
    }
    .pb-hero-pill {
        font-size: 0.78rem;
        padding: 5px 12px;
    }
    .pb-hp-cat-list { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .pb-hp-cat-card { padding: 16px 14px; }
    .pb-hp-cat-desc { display: none; }
    .pb-hp-articles-list { grid-template-columns: 1fr; }
    .pb-hp-article-cat { display: none; }
    .pb-hp-features { grid-template-columns: 1fr; gap: 10px; }
    .pb-hp-feature-card { flex-direction: row; text-align: left; padding: 16px; gap: 14px; }
    .pb-hp-feature-icon { margin-bottom: 0; flex-shrink: 0; }
    .pb-hp-cta {
        padding: 32px 20px;
    }
}

@media (max-width: 480px) {
    .pb-hp-cat-list { grid-template-columns: 1fr; }
    .pb-hp-cat-desc { display: block; }
}


/* ══════════════════════════════════════════════════
   COOKIE POPUP
   ══════════════════════════════════════════════════ */
.pb-cookie {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: #011d32;
    color: #fff;
    padding: 14px;
    z-index: 9999;
    border-top: 2px solid var(--pb-primary);
    transform: translateY(100%);
    transition: transform 0.5s ease;
}

.pb-cookie-visible { transform: translateY(0); }

.pb-cookie-inner {
    max-width: var(--pb-max-width);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    font-size: 0.88rem;
}

.pb-cookie-btn {
    background: var(--pb-primary);
    color: #fff;
    border: none;
    padding: 8px 20px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
}

.pb-cookie-btn:hover { background: var(--pb-primary-dark); }

/* ══════════════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════════════ */
@media (max-width: 900px) {
    .pb-article-layout {
        grid-template-columns: 1fr;
    }

    .pb-sidebar {
        position: static;
        max-height: none;
        display: none;  /* Hide sidebar on mobile */
    }

    .pb-mobile-toc {
        display: block;
    }

    .pb-article {
        padding: 24px 20px;
    }

    .pb-article h1 {
        font-size: 1.5rem;
    }

    /* Tables: ensure horizontal scroll on small screens */
    .pb-article-body table {
        font-size: 0.85rem;
    }
    .pb-article-body th {
        padding: 10px 12px;
    }
    .pb-article-body td {
        padding: 8px 12px;
    }

    .pb-proscons-grid {
        grid-template-columns: 1fr;
    }

    .pb-pros {
        border-right: none;
        border-bottom: 1px solid var(--pb-border);
    }
}

@media (max-width: 768px) {
    .pb-menu-btn { display: block; }
    .pb-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--pb-bg-card);
        border-bottom: 1px solid var(--pb-border);
        box-shadow: 0 8px 24px rgba(0,0,0,0.1);
        padding: 12px;
        flex-direction: column;
        gap: 4px;
    }
    .pb-nav.pb-nav-open { display: flex; }
    .pb-nav a { padding: 10px 14px; width: 100%; }

    .pb-related-card:hover { transform: none; }
    .pb-cat-card:hover { transform: none; }

    .pb-cookie-inner {
        flex-direction: column;
        text-align: center;
    }

    .pb-cat-hero h1 { font-size: 1.5rem; }
}

/* ══════════════════════════════════════════════════
   SEARCH DROPDOWN (reuse from main.js)
   ══════════════════════════════════════════════════ */
.search-dropdown {
    display: none;
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    background: var(--pb-bg-card);
    border: 1px solid var(--pb-border);
    border-radius: var(--pb-radius);
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
    max-height: 320px;
    overflow-y: auto;
    z-index: 999;
}

.sd-item {
    display: flex;
    gap: 12px;
    padding: 10px 14px;
    text-decoration: none;
    color: var(--pb-text);
    border-bottom: 1px solid var(--pb-border);
    transition: background 0.15s;
}

.sd-item:hover, .sd-active { background: var(--pb-bg-surface); }
.sd-item:last-child { border-bottom: none; }
.sd-icon { font-size: 1.2rem; }
.sd-title { font-size: 0.88rem; font-weight: 500; }
.sd-slug { font-size: 0.75rem; color: var(--pb-text-muted); }
.sd-empty { padding: 16px; text-align: center; color: var(--pb-text-muted); font-size: 0.88rem; }

/* ══════════════════════════════════════════════════
   PACK A WIDGET COMPATIBILITY
   Styles for Pack A widgets rendered in Pack B wrapper
   ══════════════════════════════════════════════════ */

/* Checklist (Pack A: checklist-block + check-item) */
.pb-article-body .checklist-block,
.checklist-block {
    margin: 24px 0;
    background: var(--pb-bg-card);
    border: 1px solid var(--pb-border);
    border-radius: var(--pb-radius);
    padding: 20px;
}

.checklist-block h4 {
    margin: 0 0 16px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--pb-text);
}

.check-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid var(--pb-border);
    cursor: pointer;
    font-size: 0.92rem;
    color: var(--pb-text);
}

.check-item:last-of-type { border-bottom: none; }

.check-item input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    flex-shrink: 0;
    accent-color: var(--pb-primary);
    cursor: pointer;
}

.check-item span {
    transition: all 0.2s;
}

.check-progress {
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid var(--pb-border);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--pb-primary);
}

/* Attention boxes (Pack A: attention-box, attention-tip, attention-info) */
.pb-article-body .attention-box,
.attention-box {
    display: flex;
    gap: 14px;
    padding: 16px 20px;
    margin: 20px 0;
    border-radius: var(--pb-radius);
    font-size: 0.92rem;
    align-items: flex-start;
}

.attention-box.attention-tip {
    background: linear-gradient(135deg, #eff6ff, #e0f2fe);
    border: 1px solid #bfdbfe;
    color: #1e40af;
}

.attention-box.attention-info {
    background: linear-gradient(135deg, #f0fdf4, #dcfce7);
    border: 1px solid #bbf7d0;
    color: #166534;
}

.attention-icon {
    font-size: 1.3rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.attention-box p {
    margin: 0;
    line-height: 1.6;
}

.attention-box ul {
    list-style: none;
    padding: 0;
    margin: 8px 0 0;
}

.attention-box ul li {
    padding: 6px 10px;
    margin-bottom: 4px;
    border: 1px solid currentColor;
    border-radius: 6px;
    font-size: 0.9rem;
    opacity: 0.85;
    transition: all 0.2s;
    cursor: pointer;
}

.attention-box ul li:hover {
    opacity: 1;
    background: rgba(0,0,0,0.04);
}

/* FAQ details/summary (Pack A style rendered in Pack B) */
.pb-article-body .faq-item {
    background: var(--pb-bg-card);
    border: 1px solid var(--pb-border);
    border-radius: var(--pb-radius);
    margin-bottom: 10px;
    transition: all 0.2s;
}

.pb-article-body .faq-item:hover {
    border-color: var(--pb-primary-light);
}

.pb-article-body .faq-item summary {
    padding: 14px 18px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    color: var(--pb-text);
}

.pb-article-body .faq-answer {
    padding: 0 18px 14px;
    color: var(--pb-text-secondary);
    font-size: 0.92rem;
}

/* TOC active link — works for both packs */
.sidebar-toc a.active,
.pb-sidebar-toc a.active {
    color: var(--pb-primary, #2563eb);
    border-left-color: var(--pb-primary, #2563eb);
    font-weight: 600;
}

/* === IPHONE INFO HOMEPAGE REDESIGN 2026 === */
body.ip-home {
    --pb-primary: #0b78c8;
    --pb-primary-light: #42a8ec;
    --pb-primary-dark: #075184;
    --pb-accent: #e3a84d;
    --pb-bg: #f1f8fd;
    --pb-bg-card: #ffffff;
    --pb-bg-surface: #e1f0fb;
    --pb-text: #071c2d;
    --pb-text-muted: #386f98;
    --pb-text-secondary: #173d5c;
    --pb-border: #c8e3f8;
    background: #f1f8fd;
}
.ip-home .pb-topbar { background: #071c2d; height: 6px; }
.ip-home .pb-header { background: rgba(255,255,255,0.94); backdrop-filter: blur(18px); border-bottom-color: rgba(7,28,45,0.11); }
.ip-home .pb-nav a:hover, .ip-home .pb-dropdown-toggle { background: rgba(11,120,200,0.09); color: #0b78c8; }
.ip-main { overflow: hidden; }
.ip-hero { padding: 38px 0 54px; background: linear-gradient(180deg, #ffffff 0%, #f1f8fd 70%, #e1f0fb 100%); }
.ip-hero-layout { display: grid; grid-template-columns: minmax(0, 0.84fr) minmax(420px, 1.16fr); gap: 34px; align-items: center; }
.ip-hero-copy { position: relative; z-index: 2; padding: 36px 0; }
.ip-kicker { display: inline-flex; width: fit-content; margin-bottom: 14px; color: #0b78c8; font-size: 0.78rem; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; }
.ip-hero h1 { margin: 0 0 18px; color: #071c2d; font-size: clamp(2.2rem, 5vw, 5rem); line-height: 0.96; letter-spacing: 0; max-width: 760px; }
.ip-hero p { max-width: 610px; margin: 0 0 24px; color: #173d5c; font-size: 1.04rem; line-height: 1.75; }
.ip-search-panel { max-width: 620px; padding: 10px; background: rgba(255,255,255,0.82); border: 1px solid rgba(7,28,45,0.12); box-shadow: 0 24px 60px rgba(7,74,118,0.13); }
.ip-search-panel .pb-search-box input { min-height: 56px; border: 0; background: #fff; border-radius: 4px; padding: 0 18px; font-size: 0.98rem; box-shadow: inset 0 0 0 1px rgba(23,33,31,0.08); }
.ip-fast-routes { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 16px; }
.ip-fast-routes a { padding: 8px 12px; border: 1px solid rgba(11,120,200,0.22); color: #075184; background: rgba(11,120,200,0.07); border-radius: 999px; font-size: 0.86rem; font-weight: 700; }
.ip-hero-media { position: relative; min-height: 470px; }
.ip-hero-media img { width: 100%; height: min(58vw, 620px); min-height: 430px; object-fit: cover; object-position: center right; border-radius: 6px 6px 64px 6px; box-shadow: 0 30px 90px rgba(23,33,31,0.2); display: block; }
.ip-status-card { position: absolute; display: grid; gap: 2px; padding: 14px 16px; background: rgba(255,255,255,0.92); border: 1px solid rgba(255,255,255,0.6); box-shadow: 0 18px 45px rgba(7,74,118,0.16); backdrop-filter: blur(12px); }
.ip-status-card b { color: #071c2d; font-size: 1.35rem; line-height: 1; }
.ip-status-card span { color: #386f98; font-size: 0.76rem; font-weight: 700; text-transform: uppercase; }
.ip-status-card-a { left: -24px; bottom: 66px; border-radius: 4px 22px 4px 4px; }
.ip-status-card-b { right: 22px; top: 28px; border-radius: 22px 4px 4px 4px; }
.ip-strip { background: #071c2d; color: #d6ecfb; padding: 0; opacity: 1; transform: none; }
.ip-strip-inner { display: flex; justify-content: space-between; gap: 18px; padding-top: 16px; padding-bottom: 16px; overflow-x: auto; }
.ip-strip span { white-space: nowrap; font-size: 0.84rem; font-weight: 800; letter-spacing: 0.04em; text-transform: uppercase; }
.ip-section { padding: 70px 0 12px; opacity: 0; transform: translateY(18px); transition: opacity 0.55s ease, transform 0.55s ease; }
.ip-section.pb-visible, .ip-strip.pb-visible { opacity: 1; transform: translateY(0); }
.ip-section-head { margin-bottom: 26px; }
.ip-section h2, .ip-section-head h2 { margin: 0; color: #071c2d; font-size: clamp(1.7rem, 3vw, 2.65rem); line-height: 1.08; letter-spacing: 0; }
.ip-lab-layout { display: grid; grid-template-columns: 0.95fr 1.05fr; gap: 42px; align-items: center; }
.ip-lab-media img { width: 100%; aspect-ratio: 1.08 / 1; object-fit: cover; border-radius: 52px 6px 6px 6px; box-shadow: 0 24px 70px rgba(23,33,31,0.16); }
.ip-lab-copy h2 { max-width: 620px; margin: 0 0 22px; }
.ip-task-list { display: grid; gap: 12px; }
.ip-task-list a { display: grid; gap: 5px; padding: 18px 20px; background: #ffffff; border-left: 5px solid #0b78c8; color: #071c2d; box-shadow: 0 1px 0 rgba(7,28,45,0.09); }
.ip-task-list a:nth-child(2) { border-left-color: #e0a64b; }
.ip-task-list a:nth-child(3) { border-left-color: #5d85bd; }
.ip-task-list b { font-size: 1rem; }
.ip-task-list span { color: #386f98; font-size: 0.91rem; }
.ip-category-board { display: grid; grid-template-columns: repeat(6, 1fr); grid-auto-rows: minmax(132px, auto); gap: 10px; }
.ip-cat { display: flex; flex-direction: column; justify-content: space-between; min-height: 132px; padding: 16px; color: #071c2d; background: #ffffff; border: 1px solid rgba(7,74,118,0.14); border-radius: 4px; transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease; }
.ip-cat:hover { color: #071c2d; background: #eef8ff; transform: translateY(-3px); box-shadow: 0 16px 36px rgba(7,74,118,0.12); }
.ip-cat span { font-size: 1.65rem; }
.ip-cat b { margin-top: auto; font-size: 1rem; line-height: 1.15; }
.ip-cat em { margin-top: 7px; color: #386f98; font-size: 0.78rem; line-height: 1.35; font-style: normal; }
.ip-cat-large { grid-column: span 2; grid-row: span 2; position: relative; overflow: hidden; background: linear-gradient(135deg, #ffffff 0%, #d9effc 56%, #b9ddf4 100%); color: #071c2d; padding: 22px; }
.ip-cat-large::before {
    content: '';
    position: absolute;
    right: 18px;
    top: 18px;
    width: 43%;
    max-width: 190px;
    aspect-ratio: 0.78;
    border-radius: 24px;
    background:
        radial-gradient(circle at 26% 18%, #0b78c8 0 7px, transparent 8px),
        linear-gradient(90deg, rgba(7,28,45,0.16) 0 34%, transparent 34% 100%) 24px 34px / 118px 12px no-repeat,
        linear-gradient(90deg, #0b78c8 0 34px, rgba(255,255,255,0.92) 34px 68px) 24px 68px / 68px 22px no-repeat,
        linear-gradient(90deg, rgba(7,28,45,0.13) 0 56%, transparent 56% 100%) 24px 112px / 126px 12px no-repeat,
        linear-gradient(90deg, #e0a64b 0 26px, rgba(255,255,255,0.92) 26px 60px) 24px 142px / 60px 22px no-repeat,
        rgba(255,254,250,0.72);
    box-shadow: inset 0 0 0 1px rgba(7,74,118,0.14), 0 20px 44px rgba(7,74,118,0.14);
    transform: rotate(6deg);
}
.ip-cat-large::after {
    content: '';
    position: absolute;
    inset: auto -32px -52px 26%;
    height: 130px;
    background: radial-gradient(ellipse at center, rgba(11,120,200,0.22), transparent 68%);
}
.ip-cat-large span,
.ip-cat-large b,
.ip-cat-large em { position: relative; z-index: 1; max-width: 58%; }
.ip-cat-large:hover { color: #071c2d; background: linear-gradient(135deg, #ffffff 0%, #ccecff 58%, #a8d8f6 100%); }
.ip-cat-large em { color: #2c648c; font-size: 0.92rem; }
.ip-cat-large b { font-size: 1.55rem; }
.ip-cat-tall { grid-row: span 2; position: relative; overflow: hidden; background: linear-gradient(160deg, #fff8ea 0%, #d9ecfb 52%, #b7d8ef 100%); }
.ip-cat-tall::before {
    content: '';
    position: absolute;
    right: 17px;
    top: 19px;
    width: 82px;
    height: 82px;
    border-radius: 50%;
    background:
        radial-gradient(circle at 50% 50%, #0b78c8 0 11px, transparent 12px),
        conic-gradient(from -18deg, transparent 0 18%, rgba(11,120,200,0.22) 18% 27%, transparent 27% 40%, rgba(11,120,200,0.34) 40% 49%, transparent 49% 62%, rgba(11,120,200,0.48) 62% 71%, transparent 71% 100%);
    opacity: 0.9;
}
.ip-cat-tall::after {
    content: '';
    position: absolute;
    right: 18px;
    bottom: 18px;
    width: 84px;
    height: 52px;
    border-radius: 18px 18px 18px 4px;
    background: rgba(255,254,250,0.72);
    box-shadow: inset 0 0 0 1px rgba(7,74,118,0.12), -18px -10px 0 rgba(255,255,255,0.42);
}
.ip-cat-tall span,
.ip-cat-tall b,
.ip-cat-tall em { position: relative; z-index: 1; max-width: 74%; }
.ip-cat-wide { grid-column: span 2; background: #e4f1fa; }
.ip-reading { background: #e1f0fb; margin-top: 58px; padding: 58px 0; }
.ip-reading-layout { display: grid; grid-template-columns: minmax(240px, 0.72fr) minmax(0, 1.28fr); gap: 42px; align-items: start; }
.ip-article-rail { display: grid; gap: 0; background: #ffffff; border: 1px solid rgba(7,74,118,0.14); }
.ip-article-rail a { display: grid; grid-template-columns: 120px 1fr 60px; gap: 18px; align-items: baseline; padding: 18px 20px; border-bottom: 1px solid rgba(7,74,118,0.12); color: #071c2d; }
.ip-article-rail a:last-child { border-bottom: 0; }
.ip-article-rail a:hover { background: #f1f8fd; color: #0b78c8; }
.ip-article-rail span, .ip-article-rail em { color: #386f98; font-size: 0.78rem; font-style: normal; font-weight: 800; text-transform: uppercase; }
.ip-article-rail b { font-size: 1rem; line-height: 1.35; }
.ip-about-layout { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 42px; align-items: start; }
.ip-about p { margin: 18px 0 0; color: #173d5c; line-height: 1.8; }
.ip-proof-stack { display: grid; grid-template-columns: 1fr; gap: 12px; }
.ip-proof-stack div { padding: 20px; background: #071c2d; color: #fff; border-radius: 4px; }
.ip-proof-stack div:nth-child(2) { background: #0b78c8; }
.ip-proof-stack div:nth-child(3) { background: #315f8c; }
.ip-proof-stack b { display: block; margin-bottom: 6px; font-size: 1.05rem; }
.ip-proof-stack span { color: rgba(255,255,255,0.78); font-size: 0.92rem; line-height: 1.55; }
.ip-faq-wrap { display: grid; grid-template-columns: 0.42fr 1fr; gap: 40px; align-items: start; }
.ip-faq-list { display: grid; gap: 10px; }
.ip-faq-list details { background: #ffffff; border: 1px solid rgba(7,74,118,0.14); border-radius: 4px; }
.ip-faq-list summary { cursor: pointer; padding: 18px 20px; color: #071c2d; font-weight: 800; list-style: none; }
.ip-faq-list summary::-webkit-details-marker { display: none; }
.ip-faq-list summary::after { content: '+'; float: right; color: #0b78c8; }
.ip-faq-list details[open] summary::after { content: '−'; }
.ip-faq-list p { margin: 0; padding: 0 20px 18px; color: #173d5c; line-height: 1.7; }
.ip-final { padding-bottom: 70px; }
.ip-final-inner { background: #071c2d; color: #fff; padding-top: 42px; padding-bottom: 42px; }
.ip-final h2 { color: #fff; margin: 0 0 10px; }
.ip-final p { max-width: 720px; margin: 0 0 20px; color: #d6ecfb; }
.ip-topic-cloud { display: flex; flex-wrap: wrap; gap: 9px; }
.ip-topic-cloud span { padding: 8px 12px; color: #071c2d; background: #ffffff; border-radius: 999px; font-size: 0.84rem; font-weight: 800; }
.ip-home .pb-footer { margin-top: 0; background: #011d32; color: #94cefa; }
.ip-home .pb-footer-top, .ip-home .pb-footer-links { border-bottom-color: rgba(255,255,255,0.1); }
.ip-home .pb-footer-cats a, .ip-home .pb-footer-info a, .ip-home .pb-footer-desc { color: #94cefa; }
.ip-home .pb-footer-cats a:hover, .ip-home .pb-footer-info a:hover { color: #32a1f6; }
@media (max-width: 1020px) {
    .ip-hero-layout, .ip-lab-layout, .ip-reading-layout, .ip-about-layout, .ip-faq-wrap { grid-template-columns: 1fr; }
    .ip-hero-copy { padding-bottom: 0; }
    .ip-hero-media { min-height: 0; }
    .ip-hero-media img { height: auto; min-height: 0; }
    .ip-category-board { grid-template-columns: repeat(3, 1fr); }
    .ip-cat-large, .ip-cat-wide { grid-column: span 2; }
    .ip-cat-tall { grid-row: span 1; }
}
@media (max-width: 768px) {
    .ip-hero { padding-top: 26px; }
    .ip-hero h1 { font-size: clamp(2.05rem, 12vw, 3.2rem); }
    .ip-search-panel { padding: 7px; }
    .ip-status-card { display: none; }
    .ip-strip-inner { justify-content: flex-start; }
    .ip-section { padding-top: 48px; }
    .ip-category-board { grid-template-columns: 1fr 1fr; grid-auto-rows: auto; }
    .ip-cat, .ip-cat-large, .ip-cat-wide, .ip-cat-tall { grid-column: auto; grid-row: auto; min-height: 128px; }
    .ip-cat-large { grid-column: 1 / -1; }
    .ip-article-rail a { grid-template-columns: 1fr; gap: 5px; }
    .ip-lab-media img, .ip-hero-media img { border-radius: 4px 4px 34px 4px; }
}
@media (max-width: 480px) {
    .ip-category-board { grid-template-columns: 1fr; }
    .ip-hero-copy { padding-top: 16px; }
    .ip-fast-routes a { width: 100%; justify-content: center; text-align: center; }
    .ip-final-inner { padding-left: 20px; padding-right: 20px; }
}
/* === IPHONE INFO HOMEPAGE REDESIGN TUNE === */
.ip-hero h1 { font-size: clamp(2.15rem, 4.25vw, 4.15rem); line-height: 1.01; max-width: 660px; }
.ip-hero-copy { padding: 24px 0; }
.ip-hero p { margin-bottom: 18px; }
.ip-hero-media img { height: min(54vw, 580px); }
@media (max-width: 768px) {
    .ip-hero h1 { font-size: clamp(2rem, 10.5vw, 3rem); }
    .ip-hero p { font-size: 0.98rem; }
}
/* === IPHONE INFO HOMEPAGE REDESIGN TUNE 2 === */
.ip-hero h1 { font-size: clamp(2.05rem, 4vw, 3.82rem); max-width: 620px; }
.ip-hero p { font-size: 1rem; line-height: 1.65; }
.ip-hero-copy { padding: 16px 0; }
.ip-search-panel .pb-search-box input { min-height: 52px; }