@charset "UTF-8";
/* MAXIMUM DARK FORCE · override parent theme / WP wrapper · belt-and-suspenders */
html, body, .page, .container, .main, main, article, section,
.wp-block-group, .entry-content, .site-content, #content, #main {
  background-color: #0a0a0c !important;
  color: #f4f0e6 !important;
}
[class*="bg-white"], .bg-light, [style*="background:#fff"], [style*="background: #fff"],
[style*="background:white"], [style*="background: white"] {
  background-color: transparent !important;
}
/* DARK THEME FORCED - iCafeFX brand identity */
:root {
  --bg: #0a0a0c !important;
  --bg-elev: #14141a !important;
  --bg-card: #1a1a22 !important;
  --bg-hover: #22222c !important;
  --fg: #f4f0e6 !important;
  --fg-dim: #a8a5a0 !important;
  --fg-mute: #6b6863 !important;
  --gold: #D4A853 !important;
  --gold-dim: #b8924a !important;
  --gold-soft: rgba(212, 168, 83, 0.12) !important;
  --gold-line: rgba(212, 168, 83, 0.3) !important;
  --line: rgba(244, 240, 230, 0.1) !important;
  --line-strong: rgba(244, 240, 230, 0.15) !important;
  color-scheme: dark !important;
}

html, body {
  background: #0a0a0c !important;
  color: #f4f0e6 !important;
  color-scheme: dark !important;
}

/* ============================================================
   iCafeFX Manual · Custom Stylesheet v1.0
   Design: Editorial trader aesthetic · Dark with gold accents
   Brand color: #D4A853 (iCafeFX gold)
   Fonts: Sarabun (Thai), Fraunces (display), JetBrains Mono (code/numbers)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Sarabun:wght@300;400;500;600;700;800&family=Fraunces:opsz,wght@9..144,400;9..144,600;9..144,800&family=JetBrains+Mono:wght@400;600&display=swap');

:root {
  /* Brand palette */
  --gold: #D4A853;
  --gold-dim: #b8924a;
  --gold-soft: rgba(212, 168, 83, 0.12);
  --gold-line: rgba(212, 168, 83, 0.3);
  
  /* Dark foundation */
  --bg: #0a0a0c;
  --bg-elev: #14141a;
  --bg-card: #1a1a22;
  --bg-hover: #22222c;
  
  /* Text */
  --fg: #f4f0e6;
  --fg-dim: #a8a5a0;
  --fg-mute: #6b6863;
  
  /* Accents */
  --line: rgba(244, 240, 230, 0.08);
  --line-strong: rgba(244, 240, 230, 0.15);
  --bull: #4ade80;
  --bear: #f87171;
  --news: #fbbf24;
  
  /* Type system */
  --font-display: 'Fraunces', 'Sarabun', Georgia, serif;
  --font-body: 'Sarabun', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Sarabun', monospace;
  
  --r-sm: 6px;
  --r-md: 12px;
  --r-lg: 20px;
}

/* Light theme override removed · dark is brand default */

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--fg);
  line-height: 1.65;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* ============ Texture / atmosphere ============ */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: 
    radial-gradient(ellipse 1200px 600px at 70% -10%, var(--gold-soft), transparent 60%),
    radial-gradient(ellipse 800px 400px at 10% 100%, rgba(212, 168, 83, 0.04), transparent 60%);
  z-index: 0;
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: 
    repeating-linear-gradient(
      0deg,
      transparent 0,
      transparent 2px,
      rgba(255, 255, 255, 0.005) 2px,
      rgba(255, 255, 255, 0.005) 4px
    );
  z-index: 1;
  mix-blend-mode: overlay;
}

/* ============ Layout ============ */
.page {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 10;
}

/* ============ Top nav ============ */
.topnav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
  margin-bottom: 64px;
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  background: rgba(10, 10, 12, 0.85);
  z-index: 100;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--fg);
}

.brand-mark {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 24px;
  letter-spacing: -0.02em;
  color: var(--gold);
}

.brand-sub {
  font-size: 11px;
  color: var(--fg-mute);
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

.nav-actions {
  display: flex;
  gap: 24px;
  font-size: 13px;
  color: var(--fg-dim);
}

.nav-actions a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s;
}

.nav-actions a:hover {
  color: var(--gold);
}

/* ============ Hero ============ */
.hero {
  padding: 80px 0 120px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 80px;
  position: relative;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--gold);
  padding: 6px 12px;
  border: 1px solid var(--gold-line);
  border-radius: 999px;
  margin-bottom: 32px;
}

.hero-eyebrow::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 12px var(--gold);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(48px, 8vw, 96px);
  line-height: 0.95;
  letter-spacing: -0.03em;
  font-weight: 800;
  margin-bottom: 24px;
}

.hero h1 .accent {
  font-style: italic;
  font-weight: 400;
  color: var(--gold);
}

.hero-lead {
  font-size: 22px;
  color: var(--fg-dim);
  max-width: 720px;
  margin-bottom: 48px;
  line-height: 1.5;
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 32px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}

.hero-meta dt {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--fg-mute);
  margin-bottom: 6px;
}

.hero-meta dd {
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--fg);
}

.hero-meta dd.gold {
  color: var(--gold);
}

/* ============ Chapter cards (index page) ============ */
.chapters-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
  margin: 64px 0;
}

.chapter-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 32px;
  text-decoration: none;
  color: var(--fg);
  transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.chapter-card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, transparent 60%, var(--gold-soft));
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}

.chapter-card:hover {
  border-color: var(--gold-line);
  transform: translateY(-2px);
}

.chapter-card:hover::after {
  opacity: 1;
}

.chapter-number {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gold);
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}

.chapter-title {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 12px;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.chapter-desc {
  font-size: 14px;
  color: var(--fg-dim);
  line-height: 1.55;
}

.chapter-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 20px;
  font-size: 12px;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

/* ============ Chapter content layout ============ */
.chapter-page {
  display: grid;
  grid-template-columns: 1fr;
  gap: 80px;
  padding: 40px 0 120px;
}

@media (min-width: 1024px) {
  .chapter-page {
    grid-template-columns: 200px 1fr;
    gap: 80px;
  }
}

.chapter-sidebar {
  position: sticky;
  top: 100px;
  align-self: start;
  font-size: 13px;
}

.chapter-sidebar h4 {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--fg-mute);
  margin-bottom: 16px;
}

.toc {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.toc a {
  display: block;
  padding: 6px 0 6px 16px;
  color: var(--fg-dim);
  text-decoration: none;
  border-left: 2px solid var(--line);
  transition: all 0.2s;
}

.toc a:hover, .toc a.active {
  color: var(--gold);
  border-left-color: var(--gold);
  padding-left: 20px;
}

.chapter-main {
  max-width: 760px;
}

/* Section headers */
.section {
  margin-bottom: 64px;
  scroll-margin-top: 100px;
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--gold);
  margin-bottom: 16px;
  font-family: var(--font-mono);
}

.section-eyebrow::before {
  content: '';
  width: 24px;
  height: 1px;
  background: var(--gold);
}

.section h2 {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 44px);
  line-height: 1.1;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.section h3 {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 600;
  margin: 32px 0 16px;
  letter-spacing: -0.01em;
}

.section p {
  margin-bottom: 16px;
  color: var(--fg-dim);
  font-size: 17px;
}

.section strong {
  color: var(--fg);
  font-weight: 600;
}

/* TL;DR list */
.tldr-list {
  list-style: none;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-left: 3px solid var(--gold);
  border-radius: var(--r-md);
  padding: 24px 28px;
  margin: 24px 0;
}

.tldr-list li {
  position: relative;
  padding: 8px 0 8px 24px;
  color: var(--fg);
  font-size: 16px;
}

.tldr-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  top: 8px;
  color: var(--gold);
  font-weight: 600;
}

.tldr-list li + li {
  border-top: 1px solid var(--line);
}

/* Steps */
.steps {
  counter-reset: step;
  list-style: none;
  margin: 24px 0;
}

.steps li {
  counter-increment: step;
  position: relative;
  padding: 16px 0 16px 56px;
  color: var(--fg-dim);
  font-size: 16px;
  border-bottom: 1px solid var(--line);
}

.steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 16px;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--gold);
  font-weight: 600;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--gold-line);
  border-radius: 50%;
  background: var(--gold-soft);
}

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

/* Pro Tip callout */
.pro-tip {
  position: relative;
  background: linear-gradient(135deg, var(--gold-soft), transparent);
  border: 1px solid var(--gold-line);
  border-radius: var(--r-lg);
  padding: 32px 36px;
  margin: 32px 0;
}

.pro-tip::before {
  content: '💡 PRO TIP';
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--gold);
  letter-spacing: 0.2em;
  margin-bottom: 16px;
  font-weight: 600;
}

.pro-tip blockquote {
  font-family: var(--font-display);
  font-size: 20px;
  line-height: 1.5;
  color: var(--fg);
  font-style: italic;
  border-left: 3px solid var(--gold);
  padding-left: 20px;
  margin: 16px 0;
}

.pro-tip blockquote strong {
  font-style: normal;
  color: var(--gold);
}

.pro-tip-author {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--fg-mute);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-top: 16px;
}

/* FAQ */
.faq-item {
  border-bottom: 1px solid var(--line);
  padding: 24px 0;
}

.faq-question {
  font-weight: 600;
  color: var(--fg);
  font-size: 17px;
  margin-bottom: 8px;
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.faq-question::before {
  content: 'Q';
  font-family: var(--font-mono);
  color: var(--gold);
  font-size: 14px;
  font-weight: 600;
}

.faq-answer {
  color: var(--fg-dim);
  font-size: 16px;
  padding-left: 22px;
  line-height: 1.6;
}

/* See also */
.see-also {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-top: 32px;
}

.see-also a {
  display: block;
  padding: 20px;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  text-decoration: none;
  transition: all 0.2s;
}

.see-also a:hover {
  border-color: var(--gold-line);
  background: var(--bg-hover);
}

.see-also a small {
  display: block;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--gold);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.see-also a span {
  color: var(--fg);
  font-size: 15px;
  font-weight: 500;
}

/* Disclaimer footer */
.disclaimer {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 24px 28px;
  margin: 48px 0;
  font-size: 14px;
  color: var(--fg-dim);
}

.disclaimer strong {
  color: var(--bear);
  display: block;
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 12px;
  font-weight: 600;
}

/* Site footer */
footer {
  border-top: 1px solid var(--line);
  padding: 64px 0 48px;
  margin-top: 80px;
  color: var(--fg-mute);
  font-size: 14px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
  max-width: 1100px;
  margin: 0 auto 48px;
  padding: 0 24px;
}

@media (max-width: 844px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    text-align: center;
  }
  .footer-col { text-align: center; }
}

.footer-col h5 {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--fg-dim);
  margin-bottom: 16px;
}

.footer-col h3 {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--gold);
  margin: 0 0 16px;
  font-weight: 700;
}

.footer-col a {
  display: block;
  color: var(--fg-dim);
  text-decoration: none;
  margin-bottom: 8px;
  font-size: 14px;
  transition: color 0.2s;
}

.footer-col a:hover {
  color: var(--gold);
}

.footer-bottom {
  border-top: 1px solid var(--line);
  padding: 24px 24px 0;
  text-align: center;
  font-size: 12px;
}
.footer-bottom span {
  display: block;
}

.tagline {
  font-family: var(--font-display);
  font-style: italic;
  color: rgba(212, 168, 83, 0.72);
  font-size: 12px;
  margin-top: 8px;
}

/* Mobile adjustments */
@media (max-width: 640px) {
  .page { padding: 0 16px; }
  .hero { padding: 48px 0 64px; }
  .hero h1 { font-size: 44px; }
  .hero-lead { font-size: 17px; }
  .chapter-page { padding: 24px 0 64px; }
  .pro-tip { padding: 24px; }
  .pro-tip blockquote { font-size: 17px; }
}

/* Animation on load */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero, .chapter-card, .section {
  animation: fadeUp 0.6s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

.chapter-card:nth-child(2) { animation-delay: 0.05s; }
.chapter-card:nth-child(3) { animation-delay: 0.1s; }
.chapter-card:nth-child(4) { animation-delay: 0.15s; }
.chapter-card:nth-child(5) { animation-delay: 0.2s; }
.chapter-card:nth-child(6) { animation-delay: 0.25s; }
.chapter-card:nth-child(7) { animation-delay: 0.3s; }
.chapter-card:nth-child(8) { animation-delay: 0.35s; }
.chapter-card:nth-child(9) { animation-delay: 0.4s; }
.chapter-card:nth-child(10) { animation-delay: 0.45s; }
.chapter-card:nth-child(11) { animation-delay: 0.5s; }
.chapter-card:nth-child(12) { animation-delay: 0.55s; }

/* === Renovate v2 (Phase 1) — append, do not modify above === */
.chapter-hero{
  display:block;width:100%;max-width:1200px;margin:0 auto 24px;
  border-radius:14px;overflow:hidden;
  box-shadow:0 12px 40px rgba(0,0,0,0.55),0 0 0 1px rgba(212,168,83,0.18);
  background:#0A0A0F;
}
.chapter-hero img{display:block;width:100%;height:auto;}
.yt-chapter-embed{
  position:relative;width:100%;max-width:960px;margin:24px auto;
  padding-bottom:56.25%;height:0;border-radius:12px;overflow:hidden;
  box-shadow:0 8px 28px rgba(0,0,0,0.5),0 0 0 1px rgba(0,171,107,0.22);
  background:#0A0A0F;
}
.yt-chapter-embed iframe{position:absolute;top:0;left:0;width:100%;height:100%;border:0;}

/* === Renovate v2 (Phase 2 · STEP 1.2) — append, do not modify above === */
/* S6 · self-hosted Sarabun (Thai+Latin subset, weights 400/600/700) · font-display:swap */
@font-face{font-family:'Sarabun';font-style:normal;font-weight:400;font-display:swap;src:url(fonts/Sarabun-400-thai.woff2) format('woff2');unicode-range:U+02D7,U+0303,U+0331,U+0E01-0E5B,U+200C-200D,U+25CC;}
@font-face{font-family:'Sarabun';font-style:normal;font-weight:400;font-display:swap;src:url(fonts/Sarabun-400-latin.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;}
@font-face{font-family:'Sarabun';font-style:normal;font-weight:600;font-display:swap;src:url(fonts/Sarabun-600-thai.woff2) format('woff2');unicode-range:U+02D7,U+0303,U+0331,U+0E01-0E5B,U+200C-200D,U+25CC;}
@font-face{font-family:'Sarabun';font-style:normal;font-weight:600;font-display:swap;src:url(fonts/Sarabun-600-latin.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;}
@font-face{font-family:'Sarabun';font-style:normal;font-weight:700;font-display:swap;src:url(fonts/Sarabun-700-thai.woff2) format('woff2');unicode-range:U+02D7,U+0303,U+0331,U+0E01-0E5B,U+200C-200D,U+25CC;}
@font-face{font-family:'Sarabun';font-style:normal;font-weight:700;font-display:swap;src:url(fonts/Sarabun-700-latin.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;}

/* S5 · Thai text safety · :where() specificity 0 → ไม่ทับ class/inline tracking ของฉลาก Latin */
:where(html[lang="th"]) :where(p,li,dd,dt,blockquote,summary,h1,h2,h3,h4,h5,h6){letter-spacing:normal;word-break:normal;overflow-wrap:break-word;}

/* S3 · scroll-margin สำหรับ anchor jump (ค่า 100px ตรงกับ .section เดิม · header ≈78px) */
h2,h3{scroll-margin-top:100px;}

/* S8 · contrast fix · --fg-label #9a958e = 5.15/5.63/6.46 ผ่าน 4.5 บน bg/card/hover */
:root{--fg-label:#9a958e;}
footer,.footer-bottom,.brand-sub,.hero-meta dt,.footer-col h5,.chapter-sidebar h4,.pro-tip-author{color:var(--fg-label);}

/* S1 · video facade (lite-youtube style) · poster + play → คลิกค่อยโหลด iframe · กัน CLS ด้วย aspect-ratio */
.video-facade{
  position:relative;display:block;width:100%;max-width:960px;margin:24px auto;
  aspect-ratio:16/9;border:0;border-radius:12px;overflow:hidden;cursor:pointer;
  background:#0A0A0F center/cover no-repeat;
  box-shadow:0 8px 28px rgba(0,0,0,0.5),0 0 0 1px rgba(212,168,83,0.22);
  padding:0;
}
.video-facade:focus-visible{outline:2px solid var(--gold);outline-offset:3px;}
.video-facade__play{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  width:68px;height:68px;border-radius:50%;border:0;cursor:pointer;
  background:rgba(10,10,15,0.72);display:flex;align-items:center;justify-content:center;
  transition:transform .2s,background .2s;
}
.video-facade:hover .video-facade__play{transform:translate(-50%,-50%) scale(1.08);background:rgba(212,168,83,0.92);}
.video-facade__play svg{width:30px;height:30px;display:block;margin-left:4px;}
.video-facade__label{
  position:absolute;left:12px;bottom:12px;z-index:2;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.04em;
  color:var(--fg);background:rgba(10,10,15,0.72);padding:6px 10px;border-radius:6px;
  max-width:calc(100% - 24px);
}
.video-facade__title{
  position:absolute;left:12px;top:12px;z-index:2;
  font-family:var(--font-body);font-size:13px;font-weight:600;color:var(--fg);
  background:rgba(10,10,15,0.55);padding:6px 10px;border-radius:6px;
}
.video-facade iframe{position:absolute;inset:0;width:100%;height:100%;border:0;}

/* S2 · prev/next nav cards · hit area ≥44px · mobile stack */
.prev-next-nav{
  display:grid;grid-template-columns:1fr auto 1fr;gap:16px;align-items:stretch;
  margin:48px 0 24px;padding-top:24px;border-top:1px solid var(--gold-line);
}
.prev-next-nav__card{
  display:block;min-height:64px;padding:14px 18px;border-radius:12px;
  background:var(--bg-card);border:1px solid var(--line);text-decoration:none;
  transition:border-color .2s,background .2s,transform .2s;color:var(--fg);
}
.prev-next-nav__card:hover{border-color:var(--gold-line);background:var(--bg-hover);transform:translateY(-1px);}
.prev-next-nav__card:focus-visible{outline:2px solid var(--gold);outline-offset:3px;}
.prev-next-nav__card--prev .pn-tag{color:var(--fg-mute);}
.prev-next-nav__card--next{text-align:right;}
.prev-next-nav__card--next .pn-tag{color:var(--gold);}
.pn-tag{font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;display:block;margin-bottom:4px;}
.pn-title{font-size:15px;font-weight:600;line-height:1.4;color:var(--fg);}
.prev-next-nav__home{
  align-self:center;min-width:44px;min-height:44px;padding:10px 16px;border-radius:9999px;
  border:1px solid var(--gold-line);color:var(--gold);font-size:14px;font-weight:600;
  text-decoration:none;display:flex;align-items:center;justify-content:center;white-space:nowrap;
}
.prev-next-nav__home:hover{background:var(--gold-soft);}
@media(max-width:640px){
  .prev-next-nav{grid-template-columns:1fr;gap:12px;}
  .prev-next-nav__card--next{text-align:left;}
  .prev-next-nav__home{order:-1;justify-self:start;}
}

/* S7 · chapter FAQ · <details> accordion · summary ≥44px */
.chapter-faq{margin:48px 0;padding-top:24px;border-top:1px solid var(--line);}
.chapter-faq__head{font-family:var(--font-display);font-size:clamp(26px,3.5vw,34px);font-weight:700;letter-spacing:-.01em;margin-bottom:8px;}
.chapter-faq__intro{color:var(--fg-dim);font-size:15px;margin-bottom:20px;}
.chapter-faq details{background:var(--bg-card);border:1px solid var(--line);border-radius:12px;margin-bottom:12px;overflow:hidden;}
.chapter-faq summary{
  list-style:none;cursor:pointer;min-height:44px;padding:16px 20px;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-weight:600;font-size:16px;color:var(--fg);position:relative;
}
.chapter-faq summary::-webkit-details-marker{display:none;}
.chapter-faq summary::after{content:'+';font-family:var(--font-mono);font-size:20px;color:var(--gold);flex-shrink:0;transition:transform .2s;}
.chapter-faq details[open] summary::after{content:'\2013';}
.chapter-faq summary:focus-visible{outline:2px solid var(--gold);outline-offset:-2px;}
.chapter-faq__a{padding:0 20px 18px;color:var(--fg-dim);font-size:15px;line-height:1.65;}
.chapter-faq__a a{color:var(--gold);text-decoration:underline;text-underline-offset:2px;}
.chapter-faq__a p+p{margin-top:10px;}
/* HOTFIX-1 facade local webp poster (CLS-safe img, single cover all pages) */
.video-facade__poster{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;display:block;}
.video-facade__play{z-index:1;}
.manual-screen img{max-width:min(480px,100%);height:auto;border-radius:12px;box-shadow:0 4px 16px rgba(0,0,0,.3)}