/* ==========================================================================
   浜名湖うなぎ (Lake Hamana Eel) - Japanese Modern Luxury Stylesheet
   ========================================================================== */

:root {
  /* Color Palette - Japanese Modern & Lacquer Elements */
  --bg-main: #fbf9f5;
  --bg-surface: #ffffff;
  --bg-surface-alt: #f5efe6;
  --bg-dark: #14171e;
  --bg-dark-surface: #1e2430;
  
  --text-main: #23272f;
  --text-muted: #596172;
  --text-light: #f3f4f6;
  --text-light-muted: #a6b0c2;
  
  --accent-vermilion: #bd382b;   /* 朱色 / 漆 */
  --accent-vermilion-hover: #9c291d;
  --accent-gold: #c98a2c;        /* 黄金 / 琥珀タレ */
  --accent-gold-light: #faecd3;
  --accent-gold-dark: #9a661c;
  --accent-indigo: #1b3858;      /* 浜名湖の深藍 */
  
  --border-color: #e5ded3;
  --border-subtle: #ece5dc;
  --border-dark: #2a3344;
  
  /* Typography */
  --font-serif: "Shippori Mincho", "Noto Serif JP", serif;
  --font-sans: "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(20, 23, 30, 0.04);
  --shadow-md: 0 8px 24px rgba(20, 23, 30, 0.08);
  --shadow-lg: 0 16px 40px rgba(20, 23, 30, 0.12);
  --shadow-gold: 0 8px 25px rgba(201, 138, 44, 0.22);
  
  /* Transitions */
  --ease-smooth: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 0.2s ease;
  --transition-normal: 0.35s var(--ease-smooth);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: var(--font-sans);
  line-height: 1.8;
  letter-spacing: 0.03em;
  overflow-x: hidden;
  position: relative;
}

/* Subtle Washi / Linen Texture Overlay */
.bg-pattern {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: radial-gradient(rgba(189, 56, 43, 0.03) 1px, transparent 0);
  background-size: 24px 24px;
  pointer-events: none;
  z-index: -1;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul {
  list-style: none;
}

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Section Header Shared Styles */
.section-block {
  padding: 100px 0;
  position: relative;
}

.section-header {
  margin-bottom: 56px;
}

.section-subtitle {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  color: var(--accent-gold);
  text-transform: uppercase;
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-serif);
  font-size: 2.3rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.4;
  letter-spacing: 0.05em;
}

.title-accent-line {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-vermilion), var(--accent-gold));
  margin: 18px auto 20px;
  border-radius: 2px;
}

.section-lead {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 760px;
  margin: 0 auto;
  line-height: 1.85;
}

.text-center {
  text-align: center;
}

/* ==========================================================================
   Header Navigation
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(251, 249, 245, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  transition: all var(--transition-normal);
}

.site-header.scrolled {
  box-shadow: var(--shadow-sm);
  background: rgba(255, 255, 255, 0.96);
}

.header-container {
  max-width: 1300px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-main);
}

.kamon-icon {
  color: var(--accent-vermilion);
  display: flex;
  align-items: center;
  justify-content: center;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-sub {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--accent-gold-dark);
  font-weight: 600;
}

.brand-main {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.nav-menu .nav-list {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-main);
  position: relative;
  padding: 6px 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--accent-vermilion);
  transition: width var(--transition-fast);
}

.nav-link:hover {
  color: var(--accent-vermilion);
}

.nav-link:hover::after {
  width: 100%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.btn-header-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent-vermilion);
  color: #ffffff !important;
  font-size: 0.86rem;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: 30px;
  box-shadow: 0 4px 12px rgba(189, 56, 43, 0.25);
  transition: all var(--transition-fast);
}

.btn-header-cta:hover {
  background: var(--accent-vermilion-hover);
  transform: translateY(-1px);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 32px;
  height: 32px;
  justify-content: center;
  align-items: center;
}

.hamburger-bar {
  width: 24px;
  height: 2px;
  background: var(--text-main);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 100px;
  padding-bottom: 60px;
  color: var(--text-light);
  overflow: hidden;
}

.hero-bg-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.03);
  animation: heroZoom 14s infinite alternate ease-in-out;
}

@keyframes heroZoom {
  0% { transform: scale(1.0); }
  100% { transform: scale(1.06); }
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(16, 20, 28, 0.88) 0%, rgba(20, 25, 36, 0.72) 60%, rgba(189, 56, 43, 0.35) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-badge-wrap {
  margin-bottom: 24px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: var(--accent-gold-light);
  font-size: 0.88rem;
  font-weight: 600;
  padding: 6px 18px;
  border-radius: 40px;
  letter-spacing: 0.05em;
}

.hero-ai-badge {
  background: rgba(189, 56, 43, 0.2);
  border-color: rgba(246, 231, 193, 0.35);
  color: #ffffff;
}

.badge-dot {
  width: 8px;
  height: 8px;
  background: var(--accent-gold);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-gold);
}

.hero-titles {
  display: flex;
  align-items: flex-start;
  gap: 40px;
  margin-bottom: 40px;
}

.vertical-tagline {
  writing-mode: vertical-rl;
  text-orientation: upright;
  font-family: var(--font-serif);
  font-size: 1.3rem;
  letter-spacing: 0.35em;
  color: var(--accent-gold-light);
  border-left: 2px solid var(--accent-gold);
  padding-left: 14px;
  white-space: nowrap;
  font-weight: 600;
  text-shadow: 0 2px 10px rgba(0,0,0,0.5);
}

.main-titles {
  flex: 1;
}

.hero-heading {
  margin-bottom: 20px;
}

.sub-phrase {
  display: block;
  font-size: 1.15rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  color: #e2e8f0;
  margin-bottom: 8px;
}

.main-phrase {
  display: block;
  font-family: var(--font-serif);
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: 0.06em;
  color: #ffffff;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
}

.hero-desc {
  font-size: 1.1rem;
  line-height: 1.9;
  color: #cbd5e1;
  max-width: 720px;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
}

/* Feature Chips Bar */
.hero-features-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 36px;
}

.feature-chip {
  background: rgba(20, 25, 36, 0.7);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.feature-chip:hover {
  transform: translateY(-3px);
  border-color: var(--accent-gold);
}

.chip-num {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--accent-gold);
  line-height: 1;
}

.chip-info {
  display: flex;
  flex-direction: column;
}

.chip-info strong {
  font-size: 0.92rem;
  color: #ffffff;
}

.chip-info span {
  font-size: 0.75rem;
  color: #94a3b8;
}

/* Hero Actions */
.hero-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-vermilion);
  color: #ffffff !important;
  font-weight: 600;
  font-size: 1.05rem;
  padding: 14px 32px;
  border-radius: 40px;
  box-shadow: 0 6px 20px rgba(189, 56, 43, 0.35);
  transition: all var(--transition-fast);
}

.btn-primary:hover {
  background: var(--accent-vermilion-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(189, 56, 43, 0.45);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: #ffffff !important;
  font-weight: 600;
  font-size: 1.05rem;
  padding: 14px 28px;
  border-radius: 40px;
  transition: all var(--transition-fast);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
}

/* Scroll hint */
.scroll-down-hint {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 2;
  color: #cbd5e1;
  opacity: 0.85;
  transition: opacity var(--transition-fast);
}

.scroll-down-hint:hover {
  opacity: 1;
}

.scroll-text {
  font-size: 0.75rem;
  letter-spacing: 0.2em;
}

.scroll-line {
  width: 1px;
  height: 28px;
  background: linear-gradient(180deg, var(--accent-gold), transparent);
  animation: scrollPulse 2s infinite ease-in-out;
}

@keyframes scrollPulse {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  50.1% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* Notice Ticker */
.notice-ticker {
  background: var(--bg-dark-surface);
  color: var(--text-light);
  border-bottom: 1px solid var(--border-dark);
  padding: 12px 0;
  font-size: 0.88rem;
}

.ticker-container {
  display: flex;
  align-items: center;
  gap: 16px;
}

.ticker-label {
  background: var(--accent-vermilion);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 4px;
  white-space: nowrap;
}

.ticker-text {
  color: #cbd5e1;
  margin: 0;
}

/* ==========================================================================
   Section 1: History & Origin
   ========================================================================== */
.section-origin {
  background-color: var(--bg-surface-alt);
}

.origin-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 48px;
  align-items: center;
}

.origin-media {
  position: relative;
}

.image-frame {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 4px solid #ffffff;
  position: relative;
}

.image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-smooth);
}

.image-frame:hover img {
  transform: scale(1.04);
}

.image-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.75));
  padding: 24px 16px 12px;
  color: #ffffff;
  font-size: 0.8rem;
  text-align: center;
}

.kamon-seal-floating {
  position: absolute;
  top: -20px;
  right: -20px;
  width: 76px;
  height: 76px;
  background: var(--accent-vermilion);
  color: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.2;
  text-align: center;
  box-shadow: 0 4px 16px rgba(189, 56, 43, 0.4);
  border: 2px dashed rgba(255, 255, 255, 0.6);
  transform: rotate(-12deg);
}

.story-card {
  background: var(--bg-surface);
  border-radius: 16px;
  padding: 32px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  margin-bottom: 28px;
}

.card-tag {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent-vermilion);
  background: rgba(189, 56, 43, 0.08);
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 12px;
}

.story-heading {
  font-family: var(--font-serif);
  font-size: 1.55rem;
  margin-bottom: 16px;
  color: var(--text-main);
}

.story-desc {
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.85;
  margin-bottom: 12px;
}

.story-desc:last-child {
  margin-bottom: 0;
}

/* Timeline */
.origin-timeline {
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: relative;
  padding-left: 28px;
}

.origin-timeline::before {
  content: '';
  position: absolute;
  top: 8px;
  bottom: 8px;
  left: 8px;
  width: 2px;
  background: var(--border-color);
}

.timeline-item {
  position: relative;
}

.timeline-item::before {
  content: '';
  position: absolute;
  top: 6px;
  left: -24px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent-gold);
  border: 2px solid #ffffff;
  box-shadow: 0 0 0 2px var(--accent-gold);
}

.timeline-year {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--accent-gold-dark);
  margin-bottom: 2px;
}

.timeline-content h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.timeline-content p {
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Section 2: 4 Secrets of Quality
   ========================================================================== */
.secrets-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.secret-card {
  background: var(--bg-surface);
  border-radius: 16px;
  padding: 36px 32px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.secret-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent-gold);
}

.secret-num {
  position: absolute;
  top: 16px;
  right: 24px;
  font-family: var(--font-serif);
  font-size: 3.2rem;
  font-weight: 900;
  color: rgba(201, 138, 44, 0.12);
  line-height: 1;
}

.secret-icon-wrap {
  width: 60px;
  height: 60px;
  border-radius: 12px;
  background: rgba(189, 56, 43, 0.08);
  color: var(--accent-vermilion);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.secret-title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.45;
  margin-bottom: 14px;
  color: var(--text-main);
}

.secret-text {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 20px;
}

.secret-highlight {
  background: var(--bg-surface-alt);
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--accent-vermilion);
  border-left: 3px solid var(--accent-vermilion);
}

/* ==========================================================================
   Section 3: Kanto vs Kansai Showcase
   ========================================================================== */
.section-craft {
  background: #151821;
  color: var(--text-light);
}

.section-craft .section-title {
  color: #ffffff;
}

.section-craft .section-lead {
  color: #a0aec0;
}

.craft-showcase {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 40px;
  align-items: stretch;
}

.craft-photo-box {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border-dark);
}

.craft-photo-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.craft-floating-quote {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  background: linear-gradient(180deg, transparent, rgba(16, 20, 28, 0.95));
  padding: 36px 24px 20px;
}

.quote-mark {
  font-family: var(--font-serif);
  font-size: 3rem;
  color: var(--accent-gold);
  line-height: 0.6;
  display: block;
}

.craft-floating-quote p {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  color: #f1f5f9;
  line-height: 1.7;
}

.craft-comparison-box {
  background: var(--bg-dark-surface);
  border-radius: 16px;
  padding: 32px;
  border: 1px solid var(--border-dark);
  display: flex;
  flex-direction: column;
}

.comparison-tabs {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--border-dark);
  padding-bottom: 12px;
}

.comp-tab {
  flex: 1;
  padding: 12px 16px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
  color: #94a3b8;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--transition-fast);
  text-align: center;
}

.comp-tab.active {
  background: var(--accent-vermilion);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(189, 56, 43, 0.3);
}

.comp-panel {
  display: none;
  animation: fadeIn 0.35s ease-out forwards;
}

.comp-panel.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.panel-header {
  margin-bottom: 20px;
}

.panel-badge {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 8px;
}

.panel-badge.kanto {
  background: rgba(59, 130, 246, 0.15);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.panel-badge.kansai {
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.panel-title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  color: #ffffff;
}

.panel-specs {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 24px;
}

.spec-row {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 12px;
  background: rgba(255, 255, 255, 0.03);
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 0.9rem;
}

.spec-name {
  color: #94a3b8;
  font-weight: 600;
}

.spec-val {
  color: #e2e8f0;
}

.spec-val strong {
  color: var(--accent-gold-light);
}

.hamamatsu-benefit-card {
  margin-top: auto;
  background: rgba(201, 138, 44, 0.12);
  border: 1px solid rgba(201, 138, 44, 0.3);
  border-radius: 10px;
  padding: 16px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.86rem;
  color: #e2e8f0;
}

.benefit-icon {
  font-size: 1.2rem;
}

/* ==========================================================================
   Section 4: Dishes & Ways to Enjoy
   ========================================================================== */
.section-dishes {
  background-color: var(--bg-main);
}

.dishes-gallery {
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  gap: 40px;
  align-items: flex-start;
}

.dish-feature-image {
  position: sticky;
  top: 100px;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 3px solid #ffffff;
}

.dish-feature-image img {
  width: 100%;
  height: auto;
}

.photo-badge {
  position: absolute;
  bottom: 12px;
  left: 12px;
  background: rgba(20, 23, 30, 0.85);
  color: #ffffff;
  font-size: 0.78rem;
  padding: 4px 12px;
  border-radius: 4px;
  backdrop-filter: blur(4px);
}

.dishes-cards-grid {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.dish-card {
  background: var(--bg-surface);
  border-radius: 16px;
  padding: 28px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.dish-card:hover {
  transform: translateX(4px);
  border-color: var(--accent-gold);
}

.dish-card.highlight-card {
  border: 2px solid var(--accent-gold);
  background: linear-gradient(180deg, #ffffff 0%, #fdfbf7 100%);
}

.dish-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 14px;
}

.dish-num {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--accent-vermilion);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  flex-shrink: 0;
}

.dish-title-group {
  display: flex;
  flex-direction: column;
}

.dish-name {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 700;
}

.dish-sub {
  font-size: 0.82rem;
  color: var(--accent-gold-dark);
  font-weight: 600;
}

.dish-desc {
  font-size: 0.94rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 16px;
}

.dish-pairing {
  background: var(--bg-surface-alt);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 0.84rem;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.pair-label {
  font-weight: 700;
  color: var(--text-main);
}

.pair-tags {
  color: var(--accent-vermilion);
  font-weight: 500;
}

/* ==========================================================================
   Section 5: Interactive Dish Finder / Diagnoser
   ========================================================================== */
.section-diagnose {
  background: var(--bg-surface-alt);
}

.diagnose-box {
  background: var(--bg-surface);
  border-radius: 20px;
  padding: 48px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  max-width: 900px;
  margin: 0 auto;
}

.diagnose-badge {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--accent-gold);
  text-transform: uppercase;
  margin-bottom: 8px;
  display: inline-block;
}

.diagnose-title {
  font-family: var(--font-serif);
  font-size: 1.9rem;
  margin-bottom: 12px;
}

.diagnose-lead {
  font-size: 0.96rem;
  color: var(--text-muted);
  margin-bottom: 36px;
}

.diag-q-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.q-badge {
  background: var(--accent-vermilion);
  color: #ffffff;
  font-size: 0.85rem;
  padding: 2px 10px;
  border-radius: 6px;
}

.diag-options-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.diag-btn {
  background: var(--bg-surface-alt);
  border: 2px solid var(--border-color);
  border-radius: 12px;
  padding: 18px 24px;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: all var(--transition-fast);
}

.diag-btn:hover {
  border-color: var(--accent-vermilion);
  background: #ffffff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.diag-btn-title {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-main);
}

.diag-btn-sub {
  font-size: 0.86rem;
  color: var(--text-muted);
}

.diag-result-card {
  background: linear-gradient(135deg, #ffffff 0%, #faf6ef 100%);
  border: 2px solid var(--accent-gold);
  border-radius: 16px;
  padding: 36px;
  text-align: center;
  animation: fadeIn 0.4s ease-out;
}

.result-badge {
  display: inline-block;
  background: var(--accent-gold);
  color: #ffffff;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 20px;
  margin-bottom: 12px;
}

.result-dish-title {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  color: var(--accent-vermilion);
  margin-bottom: 16px;
}

.result-dish-desc {
  font-size: 1rem;
  color: var(--text-main);
  line-height: 1.8;
  max-width: 680px;
  margin: 0 auto 24px;
}

.result-tip {
  background: #ffffff;
  border: 1px dashed var(--accent-gold);
  border-radius: 10px;
  padding: 14px 20px;
  font-size: 0.88rem;
  color: var(--accent-gold-dark);
  max-width: 600px;
  margin: 0 auto 28px;
}

.btn-retry {
  background: var(--text-main);
  color: #ffffff;
  font-weight: 600;
  padding: 10px 24px;
  border-radius: 30px;
  transition: background var(--transition-fast);
}

.btn-retry:hover {
  background: var(--accent-vermilion);
}

/* ==========================================================================
   Section 6: Nutrition & Vitality
   ========================================================================== */
.nutrition-cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.nutri-card {
  background: var(--bg-surface);
  border-radius: 16px;
  padding: 30px 24px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  text-align: center;
  transition: transform var(--transition-fast);
}

.nutri-card:hover {
  transform: translateY(-4px);
}

.nutri-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-vermilion);
  background: rgba(189, 56, 43, 0.08);
  padding: 3px 10px;
  border-radius: 12px;
  margin-bottom: 14px;
}

.nutri-icon {
  font-size: 2.2rem;
  margin-bottom: 12px;
}

.nutri-name {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-main);
}

.nutri-desc {
  font-size: 0.86rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ==========================================================================
   Section 7: Quiz & Certificate
   ========================================================================== */
.section-quiz {
  background: var(--bg-dark);
  color: var(--text-light);
}

.section-quiz .section-title {
  color: #ffffff;
}

.section-quiz .section-lead {
  color: #94a3b8;
}

.quiz-wrapper {
  max-width: 800px;
  margin: 0 auto;
}

.quiz-progress-bar {
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 24px;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-gold), var(--accent-vermilion));
  transition: width 0.4s ease;
}

.quiz-box {
  background: var(--bg-dark-surface);
  border-radius: 20px;
  padding: 40px;
  border: 1px solid var(--border-dark);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.quiz-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  font-size: 0.88rem;
}

.quiz-step-count {
  color: var(--accent-gold-light);
  font-weight: 600;
}

.quiz-score-badge {
  background: rgba(255, 255, 255, 0.08);
  padding: 4px 12px;
  border-radius: 20px;
  color: #cbd5e1;
}

.quiz-question-text {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  line-height: 1.5;
  color: #ffffff;
  margin-bottom: 28px;
}

.quiz-answers-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.quiz-option-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-dark);
  border-radius: 12px;
  padding: 16px 20px;
  color: #e2e8f0;
  text-align: left;
  font-size: 0.98rem;
  display: flex;
  align-items: center;
  gap: 14px;
  transition: all var(--transition-fast);
}

.quiz-option-btn:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--accent-gold);
  transform: translateX(4px);
}

.option-letter {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-gold);
  flex-shrink: 0;
}

/* Quiz Feedback */
.quiz-feedback {
  margin-top: 28px;
  padding: 24px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.15);
  animation: fadeIn 0.3s ease;
}

.feedback-status {
  font-size: 1.8rem;
  margin-bottom: 6px;
}

.feedback-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.quiz-feedback.correct .feedback-title {
  color: #4ade80;
}

.quiz-feedback.incorrect .feedback-title {
  color: #f87171;
}

.feedback-explanation {
  font-size: 0.94rem;
  color: #cbd5e1;
  line-height: 1.7;
  margin-bottom: 20px;
}

/* Quiz Certificate */
.quiz-certificate {
  text-align: center;
  animation: fadeIn 0.5s ease;
}

.cert-border {
  border: 3px double var(--accent-gold);
  border-radius: 16px;
  padding: 36px 28px;
  background: radial-gradient(circle, rgba(201, 138, 44, 0.1) 0%, rgba(20, 25, 36, 0.8) 100%);
  margin-bottom: 28px;
  position: relative;
}

.cert-header {
  margin-bottom: 18px;
}

.cert-kamon {
  font-size: 0.85rem;
  color: var(--accent-gold);
  letter-spacing: 0.2em;
  display: block;
  margin-bottom: 6px;
}

.cert-title {
  font-family: var(--font-serif);
  font-size: 2rem;
  color: #ffffff;
}

.cert-to {
  font-size: 0.95rem;
  color: #cbd5e1;
  margin-bottom: 20px;
}

.cert-grade {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--accent-gold-light);
  margin-bottom: 8px;
}

.cert-score {
  font-size: 1.05rem;
  color: #94a3b8;
  margin-bottom: 24px;
}

.cert-seal {
  display: inline-block;
  border: 2px solid var(--accent-vermilion);
  color: var(--accent-vermilion);
  padding: 6px 14px;
  border-radius: 6px;
  font-family: var(--font-serif);
  font-size: 0.8rem;
  font-weight: 700;
  line-height: 1.2;
  transform: rotate(-5deg);
}

/* ==========================================================================
   Section 8: Spots & Tourism
   ========================================================================== */
.section-spots {
  background-color: var(--bg-surface-alt);
}

.spots-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.spot-card {
  background: var(--bg-surface);
  border-radius: 16px;
  padding: 28px 24px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.spot-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-vermilion);
}

.spot-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-gold-dark);
  background: var(--accent-gold-light);
  padding: 3px 10px;
  border-radius: 12px;
  margin-bottom: 14px;
  align-self: flex-start;
}

.spot-name {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  margin-bottom: 12px;
}

.spot-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 18px;
  flex-grow: 1;
}

.spot-highlights {
  font-size: 0.82rem;
  color: var(--text-main);
  background: var(--bg-surface-alt);
  padding: 10px 12px;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* ==========================================================================
   Section 9: FAQ Accordion
   ========================================================================== */
.section-faq {
  background-color: var(--bg-main);
}

.faq-accordion-container {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition-fast);
}

.faq-item[open] {
  border-color: var(--accent-vermilion);
}

.faq-question {
  padding: 20px 24px;
  font-weight: 700;
  font-size: 1.05rem;
  display: flex;
  align-items: center;
  gap: 14px;
  cursor: pointer;
  list-style: none;
  position: relative;
  user-select: none;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-q-badge {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--accent-vermilion);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 0.95rem;
  flex-shrink: 0;
}

.faq-text {
  flex: 1;
  color: var(--text-main);
}

.faq-toggle-icon {
  width: 12px;
  height: 12px;
  border-right: 2px solid var(--text-muted);
  border-bottom: 2px solid var(--text-muted);
  transform: rotate(45deg);
  transition: transform var(--transition-fast);
  margin-left: 8px;
}

.faq-item[open] .faq-toggle-icon {
  transform: rotate(-135deg);
  border-color: var(--accent-vermilion);
}

.faq-answer {
  padding: 0 24px 24px 66px;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.85;
}

.faq-answer strong {
  color: var(--text-main);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background: #0f1218;
  color: var(--text-light);
  padding: 80px 0 30px;
  border-top: 1px solid var(--border-dark);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 60px;
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
  color: #ffffff;
  margin-bottom: 16px;
}

.footer-tagline {
  color: #94a3b8;
  font-size: 0.92rem;
  line-height: 1.8;
  max-width: 440px;
}

.footer-nav-cols {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 36px;
}

.footer-heading {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  color: var(--accent-gold-light);
  margin-bottom: 18px;
  border-bottom: 1px solid rgba(201, 138, 44, 0.3);
  padding-bottom: 6px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: #94a3b8;
  font-size: 0.88rem;
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.footer-links a:hover {
  color: #ffffff;
  padding-left: 4px;
}

.footer-disclaimer-box {
  margin-top: 40px;
  padding: 20px 24px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px dashed rgba(201, 138, 44, 0.35);
  border-radius: 10px;
}

.disclaimer-badge {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent-gold-light);
  margin-bottom: 8px;
}

.disclaimer-text {
  font-size: 0.82rem;
  color: #94a3b8;
  line-height: 1.7;
  margin: 0;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 30px;
  font-size: 0.82rem;
  color: #64748b;
}

.btn-back-to-top {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.08);
  color: #cbd5e1;
  padding: 8px 16px;
  border-radius: 20px;
  transition: all var(--transition-fast);
}

.btn-back-to-top:hover {
  background: var(--accent-vermilion);
  color: #ffffff;
  transform: translateY(-2px);
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-features-bar {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .origin-grid,
  .craft-showcase,
  .dishes-gallery {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  
  .dish-feature-image {
    position: static;
  }

  .spots-grid,
  .nutrition-cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-top {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .section-block {
    padding: 70px 0;
  }

  .section-title {
    font-size: 1.8rem;
  }

  /* Mobile Nav */
  .menu-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background: #ffffff;
    padding: 24px;
    box-shadow: var(--shadow-lg);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition-normal);
  }

  .nav-menu.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-menu .nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .hero-titles {
    flex-direction: column;
    gap: 16px;
  }

  .vertical-tagline {
    writing-mode: horizontal-tb;
    border-left: none;
    border-bottom: 2px solid var(--accent-gold);
    padding-left: 0;
    padding-bottom: 6px;
    font-size: 1.05rem;
  }

  .main-phrase {
    font-size: 2.3rem;
  }

  .hero-features-bar {
    grid-template-columns: 1fr;
  }

  .secrets-grid,
  .spots-grid,
  .nutrition-cards-grid {
    grid-template-columns: 1fr;
  }

  .spec-row {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .diagnose-box,
  .quiz-box {
    padding: 28px 20px;
  }

  .faq-answer {
    padding-left: 24px;
  }

  .footer-nav-cols {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}