/* ============================================
   MeganeX 8K Mark II Review LP - Stylesheet v1
   Project: hub.zotac.co.jp/review/meganex8k/
============================================ */

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* ---------- CSS Variables ---------- */
:root {
  /* Brand Colors */
  --color-dark: #2A2F32;
  --color-sage: #586360;
  --color-offwhite: #E8E7E3;
  --color-yellow: #FFD400;
  --color-yellow-soft: rgba(255, 212, 0, 0.15);
  
  /* Text Colors */
  --color-text: #2A2F32;
  --color-text-mid: #6D6E71;
  --color-text-light: #B1B3B6;
  
  /* Backgrounds */
  --color-bg: #FFFFFF;
  --color-bg-subtle: #FAFAFA;
  --color-bg-soft: #F5F5F5;
  --color-divider: #E8E7E3;
  --color-divider-strong: #B1B3B6;
  
  /* Typography */
  --font-display: 'Big Shoulders Display', 'Noto Sans JP', sans-serif;
  --font-body: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* Layout */
  --content-max: 760px;
  --content-pad: 24px;
  
  /* Easing */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---------- Body ---------- */
body {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-text);
  background: var(--color-bg);
  letter-spacing: 0.02em;
  text-rendering: optimizeLegibility;
}

/* paltは見出し・UI要素のみ（本文では字間が崩れて読みにくくなるため） */
h1, h2, h3, h4,
.hero-eyebrow,
.section-number,
.hero-meta-label,
table.data-table thead th,
table.data-table caption,
.column-box-label,
.section-break .chapter-num {
  font-feature-settings: "palt";
}

/* ---------- Tabular Numbers ---------- */
.tnum, table td, .stat-num {
  font-feature-settings: "tnum";
  font-variant-numeric: tabular-nums;
}

/* ============================================
   HERO SECTION
============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  background: var(--color-dark);
  color: #FFFFFF;
  overflow: hidden;
  display: flex;
  align-items: center;
}

/* Hero atmospheric backdrop */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 70% 40%, rgba(255, 212, 0, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 20% 80%, rgba(88, 99, 96, 0.4) 0%, transparent 60%),
    linear-gradient(180deg, #2A2F32 0%, #1F2326 100%);
  z-index: 0;
}

/* Hero subtle grid pattern */
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 80px 80px;
  z-index: 1;
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 80px var(--content-pad);
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 80px;
  align-items: center;
}

/* Hero Visual (left) */
.hero-visual {
  position: relative;
}

.hero-visual img {
  width: 100%;
  height: auto;
  display: block;
  filter: drop-shadow(0 40px 80px rgba(0, 0, 0, 0.6))
          drop-shadow(0 0 60px rgba(255, 212, 0, 0.08));
}

/* Hero Text (right) */
.hero-content {
  position: relative;
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 16px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-yellow);
  margin-bottom: 32px;
}

.hero-eyebrow::before {
  content: '';
  display: inline-block;
  width: 40px;
  height: 1px;
  background: var(--color-yellow);
}

.hero-title-en {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(48px, 7vw, 96px);
  line-height: 0.95;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: #FFFFFF;
  margin-bottom: 24px;
}

.hero-title-en .accent {
  color: var(--color-yellow);
}

.hero-title-jp {
  font-weight: 900;
  font-size: clamp(20px, 2.4vw, 28px);
  line-height: 1.5;
  color: #FFFFFF;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.hero-subtitle {
  font-weight: 400;
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-text-light);
  margin-bottom: 48px;
  max-width: 480px;
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px 32px;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  max-width: 480px;
}

.hero-meta-item {
  font-size: 13px;
}

.hero-meta-label {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-light);
  margin-bottom: 6px;
}

.hero-meta-value {
  display: block;
  font-weight: 500;
  color: #FFFFFF;
}

/* ============================================
   SECTION BASE
============================================ */
section.content {
  padding: 120px 0;
  background: var(--color-bg);
}

.container {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 var(--content-pad);
}

/* Safety: no image inside content containers should ever overflow */
.container img,
.container-wide img {
  max-width: 100%;
  height: auto;
}

.container-wide {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 var(--content-pad);
}

/* Section Eyebrow / Number */
.section-number {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-mid);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.section-number::before {
  content: '';
  display: inline-block;
  width: 32px;
  height: 1px;
  background: var(--color-yellow);
}

/* H2: Section title */
h2.section-title {
  font-weight: 900;
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.35;
  letter-spacing: -0.015em;
  color: var(--color-text);
  margin-bottom: 44px;
  position: relative;
  padding-left: 24px;
}

h2.section-title::before {
  content: '';
  position: absolute;
  left: 0;
  top: 12px;
  bottom: 12px;
  width: 4px;
  background: var(--color-yellow);
}

/* H3: Subsection */
h3.subsection-title {
  font-weight: 800;
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1.45;
  color: var(--color-text);
  margin-top: 56px;
  margin-bottom: 20px;
  letter-spacing: -0.005em;
}

/* Body paragraphs */
.container p {
  margin-bottom: 20px;
  font-size: 16px;
  line-height: 1.85;
}

.container p:last-child {
  margin-bottom: 0;
}

.container strong {
  font-weight: 700;
  color: var(--color-text);
}

a {
  color: var(--color-text);
  text-decoration: none;
  border-bottom: 1px solid var(--color-yellow);
  transition: color 0.2s var(--ease-out), background 0.2s var(--ease-out);
}

a:hover {
  background: var(--color-yellow-soft);
}

/* ============================================
   DATA TABLE
============================================ */
.data-table-wrapper {
  margin: 36px 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  background: var(--color-bg);
}

table.data-table caption {
  text-align: left;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-mid);
  padding-bottom: 16px;
}

table.data-table thead th {
  background: var(--color-dark);
  color: #FFFFFF;
  font-weight: 700;
  font-size: 13px;
  text-align: left;
  padding: 16px 20px;
  letter-spacing: 0.02em;
}

table.data-table thead th.num {
  text-align: right;
}

table.data-table tbody td {
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-divider);
  font-size: 14px;
}

table.data-table tbody td.num {
  text-align: right;
  font-feature-settings: "tnum";
  font-variant-numeric: tabular-nums;
  font-weight: 500;
}

table.data-table tbody tr:nth-child(even) {
  background: var(--color-bg-subtle);
}

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

table.data-table tbody tr:hover {
  background: rgba(255, 212, 0, 0.04);
}

/* Rank cell with badge */
.rank-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 28px;
  height: 28px;
  padding: 0 8px;
  background: var(--color-yellow);
  color: var(--color-text);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
  border-radius: 2px;
}

.rank-badge.ref {
  background: var(--color-divider-strong);
  color: var(--color-text);
  font-size: 11px;
  font-family: var(--font-body);
  font-weight: 600;
  min-width: auto;
  padding: 0 10px;
  white-space: nowrap;
}

/* Reference row styling */
table.data-table tr.ref-row {
  background: var(--color-bg-soft) !important;
}

table.data-table tr.ref-row td {
  color: var(--color-text-mid);
}

/* Highlight value */
.hl {
  color: var(--color-text);
  font-weight: 700;
  position: relative;
}

.hl::after {
  content: '';
  position: absolute;
  left: -4px;
  right: -4px;
  bottom: -2px;
  height: 6px;
  background: var(--color-yellow);
  z-index: -1;
  opacity: 0.4;
}

/* ============================================
   COLUMN BOX (column / reference)
============================================ */
.column-box {
  background: var(--color-offwhite);
  border-left: 4px solid var(--color-sage);
  padding: 32px 36px;
  margin: 36px 0;
  position: relative;
}

.column-box-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-sage);
  margin-bottom: 12px;
}

.column-box-title {
  font-weight: 800;
  font-size: 20px;
  color: var(--color-text);
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.column-box p {
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 14px;
}

.column-box p:last-child {
  margin-bottom: 0;
}

/* Reference info box variant */
.column-box.reference {
  background: #F5F5F5;
  border-left-color: var(--color-divider-strong);
}

.column-box.reference .column-box-label {
  color: var(--color-text-mid);
}

/* Anomaly / warning column variant */
.column-box.anomaly {
  background: #FFFEF5;
  border-left-color: var(--color-yellow);
}

.column-box.anomaly .column-box-label {
  color: var(--color-text);
}

/* Mini stat row inside column */
.stat-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  font-size: 14px;
}

.stat-row:last-child {
  border-bottom: none;
}

.stat-row .label {
  color: var(--color-text-mid);
}

.stat-row .value {
  font-weight: 700;
  font-feature-settings: "tnum";
  font-variant-numeric: tabular-nums;
  font-size: 16px;
}

.stat-row .value.alert {
  color: var(--color-text);
  position: relative;
  padding: 2px 8px;
  background: var(--color-yellow);
}

/* ============================================
   SECTION SEPARATOR (visual break)
============================================ */
.section-break {
  background: var(--color-dark);
  color: #FFFFFF;
  padding: 100px 24px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.section-break::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 60px 60px;
}

.section-break-inner {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}

.section-break .chapter-num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.3em;
  color: var(--color-yellow);
  margin-bottom: 24px;
  display: inline-block;
}

.section-break .chapter-num::before,
.section-break .chapter-num::after {
  content: '——';
  margin: 0 16px;
  color: rgba(255, 212, 0, 0.4);
}

.section-break h2 {
  font-weight: 900;
  font-size: clamp(32px, 5vw, 56px);
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: #FFFFFF;
  margin: 0;
}

/* ============================================
   RESPONSIVE
============================================ */
@media (max-width: 960px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 48px;
    padding: 80px var(--content-pad) 60px;
  }
  
  .hero-visual {
    max-width: 500px;
    margin: 0 auto;
  }
  
  .hero-meta {
    grid-template-columns: 1fr 1fr;
  }
  
  section.content {
    padding: 80px 0;
  }
  
  h2.section-title {
    margin-bottom: 48px;
  }
}

@media (max-width: 600px) {
  .hero-inner {
    padding: 60px 20px 40px;
  }
  
  .hero-eyebrow {
    font-size: 11px;
  }
  
  .hero-title-en {
    font-size: 44px;
  }
  
  table.data-table thead th,
  table.data-table tbody td {
    padding: 12px 14px;
    font-size: 13px;
  }
  
  .column-box {
    padding: 24px 22px;
  }
  
  section.content {
    padding: 60px 0;
  }
}

/* ============================================
   PHASE 1 ADDITIONS
   - Global Header
   - Floating TOC (PC) / Collapsible TOC (Mobile)
   - Video Card (YouTube embed link)
   - Comparison Table variant
============================================ */

/* ---------- Global Header ---------- */
.global-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(42, 47, 50, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  height: 56px;
  display: flex;
  align-items: center;
  transition: transform 0.4s var(--ease-out);
}

.global-header-inner {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.global-header-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  border: none;
}

.global-header-brand img {
  height: 18px;
  width: auto;
  display: block;
}

.global-header-brand-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #FFFFFF;
}

.global-header-meta {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-yellow);
}

@media (max-width: 600px) {
  .global-header-meta {
    display: none;
  }
}

/* Body offset for fixed header */
body {
  padding-top: 56px;
}

/* Compensate hero min-height for the fixed header offset
   (was previously: margin-top: -56px; padding-top: 56px;
    which caused the hero to overlap .toc-mobile) */
.hero {
  min-height: calc(100vh - 56px);
}

/* ---------- Floating TOC (PC, right sidebar) ---------- */
.toc {
  position: fixed;
  top: 50%;
  right: 32px;
  transform: translateY(-50%);
  z-index: 50;
  max-width: 240px;
  padding: 24px 24px 24px 28px;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-left: 2px solid var(--color-yellow);
  box-shadow: 0 20px 60px rgba(42, 47, 50, 0.12);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s var(--ease-out), visibility 0.4s var(--ease-out);
}

.toc.is-visible {
  opacity: 1;
  visibility: visible;
}

.toc-label {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-mid);
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-divider);
}

.toc-list {
  list-style: none;
  padding: 0;
  margin: 0;
  max-height: 60vh;
  overflow-y: auto;
}

.toc-list li {
  margin: 0;
}

.toc-list a {
  display: block;
  padding: 6px 0 6px 12px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--color-text-mid);
  text-decoration: none;
  border: none;
  border-left: 2px solid transparent;
  transition: color 0.2s var(--ease-out), border-color 0.2s var(--ease-out), background 0.2s var(--ease-out);
}

.toc-list a:hover {
  color: var(--color-text);
  border-left-color: var(--color-yellow);
  background: transparent;
}

.toc-list a.is-active {
  color: var(--color-text);
  font-weight: 700;
  border-left-color: var(--color-yellow);
}

.toc-list .toc-num {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 10px;
  color: var(--color-text-light);
  margin-right: 6px;
  letter-spacing: 0.06em;
}

.toc-list a.is-active .toc-num {
  color: var(--color-yellow);
}

/* Hide floating TOC on small screens */
@media (max-width: 1280px) {
  .toc {
    display: none;
  }
}

/* ---------- Mobile TOC (collapsible at top of body) ---------- */
.toc-mobile {
  display: none;
  background: var(--color-bg-soft);
  border-top: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
  padding: 0;
}

@media (max-width: 1280px) {
  .toc-mobile {
    display: block;
  }
}

.toc-mobile-toggle {
  width: 100%;
  background: none;
  border: none;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 700;
  color: var(--color-text);
  text-align: left;
}

.toc-mobile-toggle .toc-mobile-label {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-text-mid);
  font-weight: 600;
}

.toc-mobile-toggle .toc-mobile-icon {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-right: 2px solid var(--color-text-mid);
  border-bottom: 2px solid var(--color-text-mid);
  transform: rotate(45deg);
  transition: transform 0.3s var(--ease-out);
  margin-bottom: 4px;
}

.toc-mobile.is-open .toc-mobile-icon {
  transform: rotate(-135deg);
  margin-bottom: 0;
  margin-top: 4px;
}

.toc-mobile-list {
  list-style: none;
  padding: 0 24px 20px;
  margin: 0;
  display: none;
}

.toc-mobile.is-open .toc-mobile-list {
  display: block;
}

.toc-mobile-list li {
  margin: 0;
}

.toc-mobile-list a {
  display: block;
  padding: 10px 0;
  font-size: 13px;
  color: var(--color-text);
  text-decoration: none;
  border: none;
  border-bottom: 1px solid var(--color-divider);
}

.toc-mobile-list li:last-child a {
  border-bottom: none;
}

.toc-mobile-list .toc-num {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 11px;
  color: var(--color-text-mid);
  margin-right: 8px;
  letter-spacing: 0.06em;
}

/* ---------- Video Card (YouTube link card) ---------- */
.video-card {
  display: block;
  margin: 36px 0;
  padding: 28px 32px;
  background: var(--color-dark);
  color: #FFFFFF;
  border-left: 4px solid var(--color-yellow);
  text-decoration: none;
  border-bottom: none;
  transition: background 0.2s var(--ease-out);
  position: relative;
}

.video-card:hover {
  background: #1F2326;
}

.video-card-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-yellow);
  margin-bottom: 12px;
}

.video-card-label::before {
  content: '▶';
  font-size: 10px;
}

.video-card-title {
  font-weight: 800;
  font-size: 18px;
  line-height: 1.5;
  color: #FFFFFF;
  margin-bottom: 10px;
  letter-spacing: -0.005em;
}

.video-card-desc {
  font-size: 13px;
  line-height: 1.7;
  color: var(--color-text-light);
  margin-bottom: 0;
}

.video-card-url {
  display: block;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--color-yellow);
  word-break: break-all;
}

/* ---------- Comparison Table variant (Quest3 vs MeganeX) ---------- */
table.data-table.compare th:nth-child(3),
table.data-table.compare td:nth-child(3) {
  background: rgba(255, 212, 0, 0.06);
}

table.data-table.compare thead th:nth-child(3) {
  background: var(--color-yellow);
  color: var(--color-text);
}

/* ---------- GPU Review Card (chapter 7-2 RTX 50 series) ---------- */
.gpu-card {
  margin: 40px 0;
  padding: 36px 40px;
  background: var(--color-bg-subtle);
  border-left: 4px solid var(--color-yellow);
  position: relative;
}

/* GPU card image — light bg, transparent PNG with drop shadow */
.gpu-card-image {
  margin: 0 0 28px;
  padding: 32px 24px 24px;
  background: var(--color-bg);
  display: block;
}

.gpu-card-image img {
  width: 100%;
  height: auto;
  display: block;
  max-width: 720px;
  margin: 0 auto;
  filter: drop-shadow(0 24px 32px rgba(42, 47, 50, 0.18))
          drop-shadow(0 8px 12px rgba(42, 47, 50, 0.08));
}

.gpu-card-image figcaption {
  display: block;
  margin-top: 28px;
  padding-top: 14px;
  border-top: 1px solid var(--color-divider);
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-mid);
  text-align: center;
}

/* Placeholder variant inside gpu-card */
.gpu-card > .placeholder-figure:first-child {
  margin: -36px -40px 28px;
  width: calc(100% + 80px);
  border-left: none;
  border-right: none;
}

/* ---------- Product Figure (full-width product hero, e.g. ch6-2) ---------- */
.product-figure {
  margin: 36px 0 32px;
  background: #2A2F32;
  display: block;
}

.product-figure img {
  width: 100%;
  height: auto;
  display: block;
}

.product-figure figcaption {
  display: block;
  padding: 10px 16px;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-mid);
  text-align: right;
  background: var(--color-bg);
}

/* ---------- GPU Figure (standalone product image, light bg with shadow) ---------- */
.gpu-figure {
  margin: 36px 0;
  padding: 44px 32px 28px;
  background: var(--color-bg);
  display: block;
  border: 1px solid var(--color-divider);
}

.gpu-figure img {
  width: 100%;
  height: auto;
  display: block;
  max-width: 800px;
  margin: 0 auto;
  filter: drop-shadow(0 28px 40px rgba(42, 47, 50, 0.2))
          drop-shadow(0 10px 14px rgba(42, 47, 50, 0.08));
}

.gpu-figure figcaption {
  display: block;
  margin-top: 28px;
  padding-top: 16px;
  border-top: 1px solid var(--color-divider);
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-mid);
  text-align: center;
}

/* GPU figure inside a column-box (ch 7-3 RTX 4090) */
.column-box .gpu-figure {
  margin: 20px 0;
  background: rgba(255, 255, 255, 0.85);
  border-color: rgba(0, 0, 0, 0.06);
}

/* ---------- World Figure (VRChat world captures, ch 5-4) ---------- */
.world-figure {
  margin: 20px 0 8px;
  display: block;
  max-width: 100%;
  box-sizing: border-box;
  border-radius: 4px;
  overflow: hidden;
  background: #2A2F32;
}

.world-figure img {
  width: 100%;
  max-width: 100%;
  height: auto;
  display: block;
}

.world-figure figcaption {
  display: block;
  margin-top: 10px;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-mid);
  text-align: right;
}

.gpu-card-label {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-text-mid);
  margin-bottom: 8px;
}

.gpu-card-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(26px, 3.2vw, 34px);
  line-height: 1.2;
  color: var(--color-text);
  margin: 0 0 20px;
  letter-spacing: 0.01em;
}

.gpu-card h4 {
  font-weight: 800;
  font-size: 15px;
  color: var(--color-text);
  margin: 30px 0 12px;
  padding-left: 16px;
  position: relative;
  letter-spacing: -0.005em;
  line-height: 1.5;
}

.gpu-card h4::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 7px;
  height: 7px;
  background: var(--color-yellow);
}

.gpu-card > p:first-of-type {
  margin-top: 0;
}

.gpu-card p {
  font-size: 15px;
  line-height: 1.85;
  margin-bottom: 16px;
}

.gpu-card p:last-child {
  margin-bottom: 0;
}

@media (max-width: 600px) {
  .gpu-card {
    padding: 28px 24px;
  }
  .gpu-card > .placeholder-figure:first-child {
    margin: -28px -24px 24px;
    width: calc(100% + 48px);
  }
}

/* ---------- Data table variant inside column-box ---------- */
.column-box table.data-table {
  margin: 16px 0;
  font-size: 13px;
}

.column-box table.data-table thead th {
  padding: 10px 14px;
  font-size: 12px;
}

.column-box table.data-table tbody td {
  padding: 10px 14px;
  font-size: 13px;
}

/* ============================================
   GPU BAR CHART (ch 8-1 dual-bar, ch 8-3 single-bar)
============================================ */
.gpu-bar-chart {
  margin: 32px 0;
  padding: 28px 32px 24px;
  background: var(--color-bg-subtle);
  border-left: 4px solid var(--color-yellow);
}

.gpu-bar-chart-caption {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-mid);
  margin-bottom: 18px;
}

.gpu-bar-chart-legend {
  display: flex;
  gap: 22px;
  margin-bottom: 20px;
  font-size: 12px;
  color: var(--color-text-mid);
  flex-wrap: wrap;
}

.gpu-bar-chart-legend-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.gpu-bar-chart-swatch {
  display: inline-block;
  width: 14px;
  height: 14px;
  border-radius: 2px;
}

.gpu-bar-chart-swatch.swatch-avg {
  background: #6D6E71;
}

.gpu-bar-chart-swatch.swatch-low {
  background: var(--color-yellow);
}

.gpu-bar-chart-row {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 16px;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.gpu-bar-chart-row:last-child {
  border-bottom: none;
}

.gpu-bar-chart-label {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  color: var(--color-text);
  letter-spacing: 0.02em;
}

.gpu-bar-chart-row.is-ref .gpu-bar-chart-label {
  color: var(--color-text-mid);
  font-weight: 600;
}

.gpu-bar-chart-row.is-leader .gpu-bar-chart-label {
  color: var(--color-dark);
  font-weight: 900;
}

.gpu-bar-chart-bars {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.gpu-bar-chart-bar {
  height: 24px;
  background: #6D6E71;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 0 12px;
  min-width: 48px;
  position: relative;
  transition: width 0.3s var(--ease-out);
}

.gpu-bar-chart-bar.is-low {
  background: var(--color-yellow);
}

.gpu-bar-chart-value {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 12px;
  color: #FFFFFF;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.gpu-bar-chart-bar.is-low .gpu-bar-chart-value {
  color: var(--color-dark);
}

/* Reference rows use muted gray instead of strong dark */
.gpu-bar-chart-row.is-ref .gpu-bar-chart-bar {
  background: #B1B3B6;
}

.gpu-bar-chart-row.is-ref .gpu-bar-chart-bar.is-low {
  background: #E6C960;
}

/* Single-bar variant (ch 8-3 std deviation) */
.gpu-bar-chart.is-single .gpu-bar-chart-row.is-leader .gpu-bar-chart-bar {
  background: var(--color-dark);
}

.gpu-bar-chart.is-single .gpu-bar-chart-row.is-leader .gpu-bar-chart-value {
  color: #FFFFFF;
}

.gpu-bar-chart.is-single .gpu-bar-chart-bar {
  background: var(--color-yellow);
}

.gpu-bar-chart.is-single .gpu-bar-chart-value {
  color: var(--color-dark);
}

.gpu-bar-chart.is-single .gpu-bar-chart-row.is-ref .gpu-bar-chart-bar {
  background: #E6C960;
}

@media (max-width: 600px) {
  .gpu-bar-chart {
    padding: 24px 20px 20px;
  }
  .gpu-bar-chart-row {
    grid-template-columns: 92px 1fr;
    gap: 12px;
  }
  .gpu-bar-chart-label {
    font-size: 11px;
  }
  .gpu-bar-chart-value {
    font-size: 11px;
  }
}


/* ============================================
   SUBSECTION ICON (ch 4 MeganeX review)
============================================ */
.subsection-icon {
  display: inline-block;
  width: 24px;
  height: 24px;
  vertical-align: -4px;
  margin-right: 12px;
  color: var(--color-yellow);
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}


/* ============================================
   TIER DIAGRAM (ch 9 - 3 GPU lines summary)
============================================ */
.tier-diagram {
  margin: 40px 0 48px;
  padding: 36px 40px;
  background: var(--color-bg-subtle);
  border-left: 4px solid var(--color-yellow);
}

.tier-diagram-caption {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-mid);
  margin-bottom: 24px;
}

.tier-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  counter-reset: tier;
}

.tier {
  display: grid;
  grid-template-columns: 64px 1fr auto;
  align-items: center;
  gap: 24px;
  padding: 22px 28px;
  position: relative;
  transition: transform 0.2s var(--ease-out);
}

.tier-num {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 32px;
  letter-spacing: -0.01em;
  line-height: 1;
}

.tier-body {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.tier-label {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -0.005em;
  line-height: 1.3;
}

.tier-desc {
  font-size: 13px;
  line-height: 1.5;
  color: var(--color-text-mid);
}

.tier-gpu {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 16px;
  letter-spacing: 0.01em;
  padding: 8px 16px;
  white-space: nowrap;
}

/* Tier 01 — 実用ライン (clean light with strong borders) */
.tier.tier-basic {
  background: var(--color-bg);
  border: 1px solid var(--color-divider);
  border-left: 6px solid #B1B3B6;
}
.tier.tier-basic .tier-num {
  color: var(--color-dark);
}
.tier.tier-basic .tier-label {
  color: var(--color-text);
}
.tier.tier-basic .tier-gpu {
  background: var(--color-dark);
  color: #FFFFFF;
}

/* Tier 02 — 快適ライン (yellow accent, clean) */
.tier.tier-comfort {
  background: var(--color-bg);
  border: 1px solid var(--color-divider);
  border-left: 6px solid var(--color-yellow);
}
.tier.tier-comfort .tier-num {
  color: var(--color-dark);
}
.tier.tier-comfort .tier-label {
  color: var(--color-text);
}
.tier.tier-comfort .tier-gpu {
  background: var(--color-yellow);
  color: var(--color-dark);
}

/* Tier 03 — 安定重視ライン (full dark premium) */
.tier.tier-premium {
  background: var(--color-dark);
  color: #FFFFFF;
  border: 1px solid var(--color-dark);
  border-left: 6px solid var(--color-yellow);
  position: relative;
  overflow: hidden;
}
.tier.tier-premium::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at right, rgba(255, 212, 0, 0.1), transparent 60%);
  pointer-events: none;
}
.tier.tier-premium > * {
  position: relative;
}
.tier.tier-premium .tier-num {
  color: var(--color-yellow);
}
.tier.tier-premium .tier-label {
  color: #FFFFFF;
}
.tier.tier-premium .tier-desc {
  color: rgba(255, 255, 255, 0.75);
}
.tier.tier-premium .tier-gpu {
  background: var(--color-yellow);
  color: var(--color-dark);
}

@media (max-width: 640px) {
  .tier-diagram {
    padding: 28px 20px;
  }
  .tier {
    grid-template-columns: 48px 1fr;
    gap: 16px;
    padding: 18px 20px;
  }
  .tier-num {
    font-size: 26px;
  }
  .tier-label {
    font-size: 16px;
  }
  .tier-gpu {
    grid-column: 1 / -1;
    margin-top: 8px;
    text-align: center;
    font-size: 14px;
    padding: 10px 14px;
  }
}


/* ============================================
   PHASE 4 ADDITIONS
   - Booth Panel (ch 11 dedicated event panel)
   - Link List (ch 13 related links)
   - Global Footer
============================================ */

/* ---------- Booth Panel ---------- */
.booth-panel {
  margin: 40px 0;
  padding: 56px 56px 48px;
  background: var(--color-dark);
  color: #FFFFFF;
  position: relative;
  overflow: hidden;
}

.booth-panel::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--color-yellow);
}

.booth-panel::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at top right, rgba(255, 212, 0, 0.08), transparent 55%),
    radial-gradient(ellipse at bottom left, rgba(255, 212, 0, 0.04), transparent 60%);
  pointer-events: none;
}

.booth-panel > * {
  position: relative;
}

.booth-panel-eyebrow {
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-yellow);
  margin-bottom: 18px;
}

.booth-panel-eyebrow::before {
  content: '';
  display: inline-block;
  width: 36px;
  height: 1px;
  background: var(--color-yellow);
}

.booth-panel-title {
  font-weight: 900;
  font-size: clamp(28px, 4vw, 40px);
  line-height: 1.25;
  letter-spacing: -0.015em;
  color: #FFFFFF;
  margin: 0 0 22px;
}

.booth-panel-desc {
  font-size: 15px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.78);
  margin: 0 0 36px;
  max-width: 95%;
}

.booth-info-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px 40px;
  padding: 32px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  margin: 0 0 36px;
}

.booth-info-grid > div {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.booth-info-grid dt {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-yellow);
  margin: 0;
}

.booth-info-grid dd {
  font-weight: 700;
  font-size: 17px;
  color: #FFFFFF;
  margin: 0;
  letter-spacing: -0.005em;
}

.booth-panel-cta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 32px;
  background: var(--color-yellow);
  color: var(--color-dark);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  border: none;
  transition: background 0.2s var(--ease-out);
}

.booth-panel-cta::after {
  content: '→';
  font-size: 14px;
}

.booth-panel-cta:hover {
  background: #FFE040;
  border: none;
}

.booth-panel-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.booth-panel-cta--secondary {
  background: transparent;
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.4);
}

.booth-panel-cta--secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.6);
}

@media (max-width: 600px) {
  .booth-panel {
    padding: 40px 28px 36px;
  }
  .booth-info-grid {
    grid-template-columns: 1fr;
    gap: 22px 0;
  }
  .booth-panel-cta-group {
    flex-direction: column;
  }
  .booth-panel-cta-group .booth-panel-cta {
    width: 100%;
    justify-content: center;
  }
}

/* ---------- Link List (ch 13) ---------- */
.link-list {
  list-style: none;
  padding: 0;
  margin: 20px 0 36px;
}

.link-list li {
  padding: 16px 0;
  border-bottom: 1px solid var(--color-divider);
  font-size: 15px;
  line-height: 1.7;
}

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

.link-list .link-list-label {
  display: block;
  font-weight: 800;
  margin-bottom: 4px;
  color: var(--color-text);
}

.link-list .link-list-meta {
  display: block;
  font-size: 13px;
  color: var(--color-text-mid);
  word-break: break-all;
}

/* ---------- Global Footer ---------- */
.global-footer {
  background: var(--color-dark);
  color: #FFFFFF;
  padding: 88px var(--content-pad) 56px;
  position: relative;
  overflow: hidden;
}

.global-footer::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.global-footer-inner {
  position: relative;
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
  text-align: center;
}

.global-footer-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.global-footer-brand img {
  height: 32px;
  width: auto;
  display: block;
}

.global-footer-tagline {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-yellow);
}

.global-footer-divider {
  width: 60px;
  height: 1px;
  background: rgba(255, 255, 255, 0.15);
}

.global-footer-back-to-top {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-yellow);
  text-decoration: none;
  border: none;
  padding-bottom: 4px;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s var(--ease-out);
}

.global-footer-back-to-top::before {
  content: '↑';
  font-size: 13px;
}

.global-footer-back-to-top:hover {
  border-bottom-color: var(--color-yellow);
  background: transparent;
}

.global-footer-meta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.7;
}

.global-footer-meta a {
  color: rgba(255, 255, 255, 0.75);
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  transition: border-color 0.2s var(--ease-out), color 0.2s var(--ease-out);
}

.global-footer-meta a:hover {
  color: var(--color-yellow);
  border-bottom-color: var(--color-yellow);
  background: transparent;
}

.global-footer-copyright {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: rgba(255, 255, 255, 0.4);
  margin-top: 8px;
}

@media (max-width: 600px) {
  .global-footer {
    padding: 64px 24px 48px;
  }
}

/* ---------- GPU Bar Chart (ch 8 visual benchmarks) ---------- */
.gpu-bar-chart {
  margin: 32px 0 36px;
  padding: 28px 28px 24px;
  background: var(--color-bg-subtle);
  border-left: 3px solid var(--color-yellow);
}

.gpu-bar-chart-caption {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-mid);
  margin: 0 0 20px;
}

.gpu-bar-chart-legend {
  display: flex;
  gap: 28px;
  margin-bottom: 24px;
  font-size: 12px;
  color: var(--color-text);
  flex-wrap: wrap;
}

.gpu-bar-chart-legend-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.gpu-bar-chart-swatch {
  display: inline-block;
  width: 14px;
  height: 14px;
}

.gpu-bar-chart-swatch.swatch-avg { background: #6D6E71; }
.gpu-bar-chart-swatch.swatch-low { background: var(--color-yellow); }

.gpu-bar-chart-row {
  display: grid;
  grid-template-columns: 110px 1fr;
  align-items: start;
  gap: 14px;
  margin-bottom: 16px;
}

.gpu-bar-chart-row:last-child {
  margin-bottom: 0;
}

.gpu-bar-chart-label {
  font-size: 13px;
  font-weight: 700;
  text-align: right;
  padding-top: 4px;
  letter-spacing: -0.005em;
  color: var(--color-text);
}

.gpu-bar-chart-row.is-ref .gpu-bar-chart-label {
  color: var(--color-text-mid);
  font-weight: 500;
}

.gpu-bar-chart-row.is-leader .gpu-bar-chart-label {
  font-weight: 900;
}

.gpu-bar-chart-bars {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.gpu-bar-chart-bar {
  height: 22px;
  background: #6D6E71;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-right: 10px;
  position: relative;
  min-width: 38px;
}

.gpu-bar-chart-bar.is-low {
  background: var(--color-yellow);
}

.gpu-bar-chart-value {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  color: #FFFFFF;
  font-feature-settings: "tnum";
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
}

.gpu-bar-chart-bar.is-low .gpu-bar-chart-value {
  color: var(--color-text);
}

/* Single-metric variant (e.g. ch 8-3 std dev) */
.gpu-bar-chart.is-single .gpu-bar-chart-bar {
  background: var(--color-yellow);
}

.gpu-bar-chart.is-single .gpu-bar-chart-bar .gpu-bar-chart-value {
  color: var(--color-text);
}

.gpu-bar-chart.is-single .gpu-bar-chart-row.is-leader .gpu-bar-chart-bar {
  background: var(--color-dark);
}

.gpu-bar-chart.is-single .gpu-bar-chart-row.is-leader .gpu-bar-chart-bar .gpu-bar-chart-value {
  color: #FFFFFF;
}

@media (max-width: 600px) {
  .gpu-bar-chart {
    padding: 20px 18px;
  }
  .gpu-bar-chart-row {
    grid-template-columns: 80px 1fr;
    gap: 10px;
  }
  .gpu-bar-chart-label {
    font-size: 12px;
  }
  .gpu-bar-chart-legend {
    gap: 16px;
    font-size: 11px;
  }
}

.placeholder-figure {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  margin: 0 0 28px;
  padding: 24px;
  background: #b8b6ad;
  color: #FFFFFF;
  font-family: var(--font-display);
  text-align: center;
  border: 1px dashed rgba(255, 255, 255, 0.35);
  position: relative;
}

.placeholder-figure::before {
  content: 'PLACEHOLDER';
  position: absolute;
  top: 12px;
  left: 16px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: rgba(255, 255, 255, 0.65);
}

.placeholder-name {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 0 16px;
  word-break: break-all;
  line-height: 1.5;
}

.placeholder-size {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  opacity: 0.85;
  margin-top: 8px;
}

.placeholder-caption {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0;
  opacity: 0.8;
  margin-top: 10px;
  max-width: 80%;
  line-height: 1.5;
}

/* Aspect ratio variants */
.placeholder-figure.ar-square { aspect-ratio: 1 / 1; }
.placeholder-figure.ar-16-9 { aspect-ratio: 16 / 9; }
.placeholder-figure.ar-4-3 { aspect-ratio: 4 / 3; }
.placeholder-figure.ar-3-2 { aspect-ratio: 3 / 2; }

/* Hero placeholder override (sits inside .hero-visual) */
.hero-visual .placeholder-figure {
  margin: 0;
  background: #4a5054;
  color: rgba(255, 255, 255, 0.85);
}

.hero-visual .placeholder-figure::before {
  color: rgba(255, 255, 255, 0.45);
}

/* ---------- List inside container (5 differences) ---------- */
.container ul.feature-list {
  list-style: none;
  padding: 0;
  margin: 24px 0 28px;
}

.container ul.feature-list li {
  position: relative;
  padding: 16px 0 16px 28px;
  border-bottom: 1px solid var(--color-divider);
  font-size: 15px;
  line-height: 1.8;
}

.container ul.feature-list li:last-child {
  border-bottom: none;
}

.container ul.feature-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 26px;
  width: 14px;
  height: 2px;
  background: var(--color-yellow);
}

.container ul.feature-list li strong {
  display: block;
  font-weight: 800;
  font-size: 15px;
  margin-bottom: 4px;
  color: var(--color-text);
}

/* =====================================================
   v12 additions — HERO bg blur + halo + corner frame
   - 採用: blur 90 / overlay 0.75 / halo α 0.10 → fade 65%
   - placeholder-figure (開発用ダミー) を hero-figure に置換
   - 製品画像のコーナーにコマンドプロンプト風マーカーを追加
===================================================== */

/* (1) ぼかしバナーが atmospheric の役割を担うため、::before を無効化 */
.hero::before {
  display: none;
}

/* (2) HERO背景：ぼかしバナーレイヤー */
.hero-bg-layer {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.hero-bg-layer .bg-img {
  position: absolute;
  top: -10%;
  left: -10%;
  width: 120%;
  height: 120%;
  object-fit: cover;
  object-position: center;
  filter: blur(90px);
}

.hero-bg-layer .bg-overlay {
  position: absolute;
  inset: 0;
  background: rgba(20, 22, 24, 0.75);
}

/* (3) 製品背後のハロ */
.hero-visual::before {
  content: '';
  position: absolute;
  inset: -10%;
  z-index: 0;
  pointer-events: none;
  background: radial-gradient(
    ellipse at center,
    rgba(255, 255, 255, 0.10) 0%,
    rgba(255, 255, 255, 0.04) 30%,
    transparent 65%
  );
}

/* (4) aspect-ratio クラスを placeholder-figure 限定から独立化 */
.ar-square { aspect-ratio: 1 / 1; }
.ar-16-9 { aspect-ratio: 16 / 9; }
.ar-4-3 { aspect-ratio: 4 / 3; }
.ar-3-2 { aspect-ratio: 3 / 2; }

/* (5) HERO 本番用 figure（placeholder-figure を完全置換） */
.hero-visual .hero-figure {
  margin: 0;
  width: 100%;
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
}

.hero-visual .hero-figure img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
}

/* =====================================================
   (6) HERO corner frame — コマンドプロンプト風アクセント
   控えめに効かせて製品と背景の分離を補助
===================================================== */
.hero-frame {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  font-family: 'Space Mono', 'Courier New', ui-monospace, monospace;
  font-weight: 400;
  font-size: 10px;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.45);
  text-transform: lowercase;
}

/* L字コーナーライン */
.hero-frame .corner {
  position: absolute;
  width: 16px;
  height: 16px;
  border-color: rgba(255, 255, 255, 0.40);
  border-style: solid;
  border-width: 0;
}
.hero-frame .corner-tl { top: 0; left: 0;    border-top-width: 1.5px; border-left-width: 1.5px; }
.hero-frame .corner-tr { top: 0; right: 0;   border-top-width: 1.5px; border-right-width: 1.5px; }
.hero-frame .corner-bl { bottom: 0; left: 0; border-bottom-width: 1.5px; border-left-width: 1.5px; }
.hero-frame .corner-br { bottom: 0; right: 0; border-bottom-width: 1.5px; border-right-width: 1.5px; }

/* テキストラベル */
.hero-frame .label {
  position: absolute;
  white-space: nowrap;
  line-height: 16px;
}
.hero-frame .label-tl { top: 0;    left: 24px;  }
.hero-frame .label-tr { top: 0;    right: 24px; }
.hero-frame .label-bl { bottom: 0; left: 24px;  }
.hero-frame .label-br { bottom: 0; right: 24px; }

/* カーソル（左下のみイエローでブリンク） */
.hero-frame .cursor {
  color: rgba(255, 212, 0, 0.70);
  margin-left: 2px;
  animation: hero-cursor-blink 1.06s step-end infinite;
}

@keyframes hero-cursor-blink {
  0%, 50%   { opacity: 1; }
  51%, 100% { opacity: 0; }
}

/* アクセシビリティ：動きを抑える設定の場合はカーソル点滅を停止 */
@media (prefers-reduced-motion: reduce) {
  .hero-frame .cursor {
    animation: none;
    opacity: 0.7;
  }
}

/* =====================================================
   v14 additions — HERO左右カラムの高さ揃え
   - L字コーナー(.hero-frame)の上下端をテキストブロック(.hero-content)
     の上下端と揃えるため、grid を center → stretch に変更
   - 製品画像は aspect-ratio 1:1 を維持しつつ枠内中央配置
===================================================== */

.hero .hero-inner {
  align-items: stretch;
}

.hero .hero-visual .hero-figure {
  height: auto;
  max-height: 100%;
}

/* =====================================================
   v15 additions — HERO左右の上下端を厳密に揃える
   v14 の stretch だけでは .hero-content 内部のテキストが
   上端詰めになり、.hero-meta が下端に来ない問題を修正
   - .hero-content を flex column にして高さ全体を取る
   - .hero-meta を margin-top: auto で残り空間を吸収して下端配置
===================================================== */

.hero .hero-content {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.hero .hero-content .hero-meta {
  margin-top: auto;
}

/* =====================================================
   v19 additions — 仕様表 出典/詳細リンク用キャプション
===================================================== */
.spec-table-source {
  margin: -8px 0 24px;
  font-size: 13px;
  color: var(--color-text-mid, #B1B3B6);
  text-align: right;
}
.spec-table-source a {
  color: var(--color-text-mid, #B1B3B6);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.spec-table-source a:hover {
  color: var(--color-yellow, #FFD400);
}