/* =====================================================
   MYGRAVE — Glass Memorial Art Brand Site
   Color: Deep Navy #0D1B2A / Amber Gold #C9A84C / Pearl White
===================================================== */

:root {
  --navy: #0D1B2A;
  --navy-mid: #152233;
  --navy-light: #1e3448;
  --gold: #C9A84C;
  --gold-light: #e8c547;
  --pearl: #F5F0E8;
  --pearl-dim: #d4cfc7;
  --white: #ffffff;
  --glass-blue: #4a90d9;
  --glass-purple: #9b59b6;
  --glass-green: #2d8a6b;
  --text-main: #e8e4dc;
  --text-sub: #a09888;
  --border: rgba(201,168,76,0.2);
  --shadow-gold: 0 0 40px rgba(201,168,76,0.15);
  --radius: 12px;
  --radius-lg: 20px;
  --font-serif: 'Noto Serif JP', 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Noto Sans JP', sans-serif;
  --font-en: 'Cormorant Garamond', Georgia, serif;
  --transition: 0.4s cubic-bezier(0.4,0,0.2,1);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--navy);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-weight: 300;
  line-height: 1.8;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }

/* =====================================================
   TYPOGRAPHY
===================================================== */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.3;
}
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.6rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.4rem); }

em { font-style: italic; color: var(--gold); }

.section-label {
  display: block;
  font-family: 'Cormorant Garamond', serif;
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.8rem;
}
.section-label.center { text-align: center; }

.section-title { text-align: center; margin-bottom: 3rem; }

/* =====================================================
   LAYOUT
===================================================== */
.container { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }
.container.narrow { max-width: 800px; }
.section { padding: 6rem 0; }

/* =====================================================
   NAVBAR
===================================================== */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1rem 0;
  transition: var(--transition);
  background: transparent;
}
#navbar.scrolled {
  background: rgba(13,27,42,0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: .6rem 0;
  box-shadow: 0 4px 30px rgba(0,0,0,0.3);
}
.nav-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 1.5rem;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
  display: flex; align-items: center; gap: 0.5rem;
  font-size: 1.1rem; font-weight: 700;
}
.logo-mark { color: var(--gold); font-size: 1.3rem; }
.logo-text { letter-spacing: 0.15em; }
.logo-accent { color: var(--gold); }

.nav-links {
  display: flex; align-items: center; gap: 2rem;
  list-style: none;
}
.nav-links a {
  font-size: .85rem;
  letter-spacing: 0.05em;
  color: var(--pearl-dim);
  transition: color var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute; bottom: -3px; left: 0; right: 0; height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transition: transform var(--transition);
}
.nav-links a:hover { color: var(--pearl); }
.nav-links a:hover::after { transform: scaleX(1); }

.nav-cta {
  background: var(--gold);
  color: var(--navy) !important;
  padding: .45rem 1.2rem;
  border-radius: 50px;
  font-weight: 500;
  font-size: .82rem !important;
  letter-spacing: 0.05em;
  transition: background var(--transition), transform var(--transition) !important;
}
.nav-cta:hover { background: var(--gold-light) !important; transform: translateY(-1px); }
.nav-cta::after { display: none !important; }

.lang-btn {
  border: 1px solid var(--border);
  padding: .3rem .8rem;
  border-radius: 4px;
  font-size: .75rem !important;
  letter-spacing: 0.1em;
}
.lang-btn.active { border-color: var(--gold); color: var(--gold) !important; }

.nav-toggle {
  display: none;
  flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.nav-toggle span {
  display: block; width: 22px; height: 2px;
  background: var(--pearl); border-radius: 2px;
  transition: var(--transition);
}

/* =====================================================
   HERO
===================================================== */
.hero {
  position: relative;
  height: 100vh; min-height: 600px;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.hero-canvas {
  position: absolute; inset: 0;
  background: 
    radial-gradient(ellipse at 20% 50%, rgba(201,168,76,0.12) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(74,144,217,0.10) 0%, transparent 50%),
    radial-gradient(ellipse at 60% 80%, rgba(155,89,182,0.08) 0%, transparent 40%),
    linear-gradient(160deg, #0a1520 0%, #0d1b2a 40%, #0a1218 100%);
}
.hero-overlay {
  position: absolute; inset: 0;
  background: rgba(13,27,42,0.3);
}
.hero-content {
  position: relative; z-index: 2;
  text-align: center;
  padding: 0 1.5rem;
  max-width: 800px;
}
.hero-sub {
  font-family: 'Cormorant Garamond', serif;
  font-size: .75rem;
  letter-spacing: .4em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.5rem;
}
.hero-title {
  font-size: clamp(2.8rem, 7vw, 5rem);
  line-height: 1.15;
  margin-bottom: 1.5rem;
  color: var(--pearl);
  text-shadow: 0 2px 30px rgba(0,0,0,0.5);
}
.hero-desc {
  font-size: 1rem;
  color: var(--pearl-dim);
  margin-bottom: 2.5rem;
  line-height: 2;
}
.hero-desc strong { color: var(--gold); font-weight: 400; }
.hero-btns { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* Hero実写背景 */
.hero-bg-img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center 30%;
  opacity: 0.55;
  filter: brightness(0.7) saturate(0.85);
}

/* コンセプト写真 */
.concept-photo-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(0,0,0,0.5), 0 0 0 1px var(--border);
}
.concept-photo {
  width: 100%;
  display: block;
  border-radius: var(--radius-lg);
  transition: transform 0.6s ease;
}
.concept-photo-wrap:hover .concept-photo {
  transform: scale(1.03);
}
.concept-photo-wrap .orb-caption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 1.5rem 1.5rem 1rem;
  background: linear-gradient(to top, rgba(13,27,42,0.9) 0%, transparent 100%);
  color: var(--pearl-dim);
  font-size: .85rem;
  letter-spacing: .05em;
  text-align: center;
}

.hero-scroll {
  position: absolute; bottom: 2rem; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: .5rem;
  z-index: 2;
}
.hero-scroll span {
  font-size: .65rem; letter-spacing: .25em;
  text-transform: uppercase; color: var(--text-sub);
}
.scroll-line {
  width: 1px; height: 40px;
  background: linear-gradient(to bottom, var(--gold), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse { 0%,100%{opacity:.3;transform:scaleY(1)} 50%{opacity:1;transform:scaleY(1.2)} }

/* =====================================================
   BUTTONS
===================================================== */
.btn-primary {
  display: inline-block;
  background: var(--gold);
  color: var(--navy);
  padding: .8rem 2rem;
  border-radius: 50px;
  font-weight: 500;
  font-size: .9rem;
  letter-spacing: .05em;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}
.btn-primary:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(201,168,76,0.35);
}
.btn-ghost {
  display: inline-block;
  border: 1px solid var(--gold);
  color: var(--gold);
  padding: .8rem 2rem;
  border-radius: 50px;
  font-size: .9rem;
  letter-spacing: .05em;
  transition: background var(--transition), color var(--transition), transform var(--transition);
}
.btn-ghost:hover { background: var(--gold); color: var(--navy); transform: translateY(-2px); }
.btn-full { width: 100%; text-align: center; }
.btn-disabled {
  display: inline-block;
  background: rgba(255,255,255,0.05);
  color: var(--text-sub);
  padding: .7rem 1.5rem;
  border-radius: 50px;
  font-size: .85rem;
  cursor: not-allowed;
}

.link-arrow {
  color: var(--gold);
  font-size: .9rem;
  letter-spacing: .05em;
  transition: gap var(--transition), color var(--transition);
}
.link-arrow:hover { color: var(--gold-light); }

/* =====================================================
   ANIMATIONS
===================================================== */
.fade-in-up { animation: fadeInUp .8s ease forwards; opacity: 0; }
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

.reveal { opacity: 0; transform: translateY(40px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* =====================================================
   CONCEPT SECTION
===================================================== */
.concept { background: var(--navy-mid); }
.concept-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 5rem;
  align-items: center;
}
.concept-text h2 { margin-bottom: 1.5rem; }
.concept-text p { color: var(--pearl-dim); margin-bottom: 1.5rem; line-height: 2; }

/* Glass Orb Demo */
.glass-orb-demo {
  position: relative;
  width: 260px; height: 260px;
  margin: 0 auto;
  cursor: pointer;
}
.orb-light {
  position: absolute; inset: -20px;
  background: radial-gradient(ellipse, rgba(201,168,76,0.15) 0%, transparent 70%);
  animation: orbLightPulse 4s ease-in-out infinite;
}
.orb-inner {
  position: absolute; top: 50%; left: 50%;
  width: 120px; height: 140px;
  transform: translate(-50%, -50%);
  background: radial-gradient(ellipse at 35% 35%, rgba(255,255,255,0.3) 0%, rgba(201,168,76,0.15) 30%, rgba(74,144,217,0.2) 60%, rgba(13,27,42,0.8) 100%);
  border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
  border: 1px solid rgba(201,168,76,0.3);
  box-shadow: 0 0 40px rgba(201,168,76,0.2), inset 0 0 30px rgba(255,255,255,0.05);
  animation: orbFloat 6s ease-in-out infinite;
}
@keyframes orbFloat {
  0%,100%{transform:translate(-50%,-50%) scale(1)} 
  50%{transform:translate(-50%,-53%) scale(1.02)}
}
@keyframes orbLightPulse {
  0%,100%{opacity:.6} 50%{opacity:1}
}
.orb-bubble {
  position: absolute;
  background: radial-gradient(circle, rgba(201,168,76,0.5) 0%, rgba(201,168,76,0.1) 100%);
  border-radius: 50%;
  border: 1px solid rgba(201,168,76,0.2);
  animation: bubbleRise 8s ease-in-out infinite;
}
.b1 { width: 14px; height: 14px; bottom: 30%; left: 25%; animation-delay: 0s; }
.b2 { width: 10px; height: 10px; bottom: 40%; right: 28%; animation-delay: 2s; }
.b3 { width: 8px;  height: 8px;  bottom: 55%; left: 40%; animation-delay: 4s; }
@keyframes bubbleRise {
  0%   {transform:translateY(0);opacity:.7}
  100% {transform:translateY(-80px);opacity:0}
}
.orb-glow {
  position: absolute; bottom: 20%; left: 50%;
  width: 80px; height: 20px;
  transform: translateX(-50%);
  background: radial-gradient(ellipse, rgba(201,168,76,0.3) 0%, transparent 70%);
  border-radius: 50%;
  animation: orbLightPulse 4s ease-in-out infinite;
}
.orb-caption {
  text-align: center;
  color: var(--text-sub);
  font-size: .8rem;
  letter-spacing: .1em;
  margin-top: 1rem;
}

/* =====================================================
   FEATURES
===================================================== */
.features { background: var(--navy); }
.features-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem;
  margin-top: 3rem;
}
.feature-card {
  background: var(--navy-mid);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  text-align: center;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.feature-card:hover {
  transform: translateY(-6px);
  border-color: var(--gold);
  box-shadow: var(--shadow-gold);
}
.feature-icon { font-size: 2.5rem; margin-bottom: 1rem; }
.feature-card h3 { margin-bottom: .8rem; color: var(--pearl); }
.feature-card p { color: var(--text-sub); font-size: .9rem; line-height: 1.8; }

/* =====================================================
   COLLECTIONS
===================================================== */
.collections { background: var(--navy-mid); }
.collection-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem;
  margin-top: 3rem;
}
.collection-card {
  background: var(--navy);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent, var(--gold));
  border-radius: var(--radius);
  padding: 2rem;
  transition: transform var(--transition), box-shadow var(--transition);
}
.collection-card:hover {
  transform: translateX(4px);
  box-shadow: -6px 0 30px rgba(201,168,76,0.1);
}
.collection-icon { font-size: 2rem; margin-bottom: 1rem; }
.collection-card h3 { color: var(--pearl); margin-bottom: .5rem; }
.collection-card p { color: var(--text-sub); font-size: .9rem; line-height: 1.7; margin-bottom: 1rem; }
.collection-price { color: var(--gold); font-size: .9rem; margin-bottom: 1rem; }

.collection-cta { margin-top: 3rem; }
.custom-highlight {
  background: linear-gradient(135deg, var(--navy-light) 0%, rgba(201,168,76,0.05) 100%);
  border: 1px solid var(--gold);
  border-radius: var(--radius-lg);
  padding: 3rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.custom-highlight::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}
.badge {
  display: inline-block;
  background: var(--gold);
  color: var(--navy);
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .2em;
  padding: .3rem .9rem;
  border-radius: 50px;
  margin-bottom: 1rem;
}
.custom-highlight h3 { font-size: 1.8rem; margin-bottom: 1rem; color: var(--pearl); }
.custom-highlight p { color: var(--text-sub); margin-bottom: 1rem; }
.custom-price { font-size: 1.5rem; color: var(--gold); font-family: var(--font-serif); margin-bottom: 1.5rem; }

/* =====================================================
   LIGHT SIMULATOR
===================================================== */
.simulator-teaser { background: var(--navy); }
.sim-wrap {
  display: grid; grid-template-columns: 1fr 1fr; gap: 5rem;
  align-items: center;
  background: var(--navy-mid);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 4rem;
}
.sim-text h2 { margin-bottom: 1rem; }
.sim-text p { color: var(--text-sub); margin-bottom: 1.5rem; }

.sim-demo { display: flex; flex-direction: column; align-items: center; gap: 2rem; }
.sim-glass {
  width: 180px; height: 200px;
  position: relative;
  --light-intensity: 0.5;
}
.sim-orb {
  position: absolute; top: 20px; left: 50%;
  width: 100px; height: 120px;
  transform: translateX(-50%);
  border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
  background: radial-gradient(
    ellipse at 35% 35%,
    rgba(255,255,255,calc(var(--light-intensity)*0.8)) 0%,
    rgba(201,168,76,calc(var(--light-intensity)*0.6)) 30%,
    rgba(74,144,217,calc(var(--light-intensity)*0.5)) 60%,
    rgba(13,27,42,0.9) 100%
  );
  border: 1px solid rgba(201,168,76,calc(var(--light-intensity)*0.8));
  box-shadow: 
    0 0 calc(var(--light-intensity)*80px) rgba(201,168,76,calc(var(--light-intensity)*0.4)),
    inset 0 0 20px rgba(255,255,255,calc(var(--light-intensity)*0.1));
  transition: all .5s ease;
}
.sim-particles {
  position: absolute; inset: 0; overflow: hidden; border-radius: inherit;
}

.sim-controls { width: 100%; max-width: 300px; }
.sim-controls label { display: block; font-size: .85rem; color: var(--text-sub); margin-bottom: .5rem; }
.sim-controls input[type=range] {
  width: 100%; margin-bottom: 1rem;
  -webkit-appearance: none; appearance: none;
  height: 3px; background: var(--border); border-radius: 2px; outline: none; cursor: pointer;
}
.sim-controls input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 18px; height: 18px;
  background: var(--gold); border-radius: 50%;
  box-shadow: 0 0 10px rgba(201,168,76,0.5);
  cursor: pointer;
}
.sim-presets { display: flex; gap: .5rem; }
.preset-btn {
  flex: 1;
  background: var(--navy);
  border: 1px solid var(--border);
  color: var(--text-sub);
  padding: .4rem .5rem;
  border-radius: 6px;
  font-size: .8rem;
  cursor: pointer;
  font-family: var(--font-sans);
  transition: border-color var(--transition), color var(--transition), background var(--transition);
}
.preset-btn.active, .preset-btn:hover {
  border-color: var(--gold);
  color: var(--gold);
  background: rgba(201,168,76,0.05);
}

/* =====================================================
   TESTIMONIALS
===================================================== */
.testimonials { background: var(--navy-mid); }
.testimonial-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; margin-top: 3rem; }
.testimonial-card {
  background: var(--navy);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  position: relative;
}
.testimonial-card::before {
  content: '"';
  position: absolute; top: 1rem; left: 1.5rem;
  font-size: 5rem; line-height: 1;
  color: rgba(201,168,76,0.15);
  font-family: Georgia, serif;
}
.testimonial-text {
  color: var(--pearl);
  font-size: 1rem;
  line-height: 1.9;
  font-style: italic;
  margin-bottom: 1.5rem;
  position: relative;
}
.testimonial-name { color: var(--text-sub); font-size: .85rem; }

/* =====================================================
   INBOUND
===================================================== */
.inbound { background: var(--navy); }
.inbound-wrap {
  display: grid; grid-template-columns: 2fr 1fr; gap: 4rem;
  align-items: center;
  background: linear-gradient(135deg, var(--navy-mid) 0%, rgba(201,168,76,0.03) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 4rem;
}
.inbound-text h2 { margin-bottom: 1rem; }
.inbound-text p { color: var(--text-sub); margin-bottom: 1.5rem; }
.inbound-stats { display: flex; flex-direction: column; gap: 2rem; }
.stat-item { text-align: center; }
.stat-num { display: block; font-size: 2.5rem; font-family: var(--font-serif); color: var(--gold); line-height: 1; }
.stat-label { display: block; font-size: .75rem; color: var(--text-sub); margin-top: .3rem; letter-spacing: .05em; }

/* =====================================================
   PAGE HERO (inner pages)
===================================================== */
.page-hero {
  padding: 10rem 1.5rem 6rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute; inset: 0;
  background: 
    radial-gradient(ellipse at 50% 100%, rgba(201,168,76,0.08) 0%, transparent 60%),
    linear-gradient(180deg, var(--navy) 0%, var(--navy-mid) 100%);
}
.page-hero-content { position: relative; z-index: 1; }
.page-hero h1 { margin-top: 1rem; margin-bottom: 1rem; }
.page-hero p { color: var(--text-sub); font-size: 1rem; }

.story-hero::before {
  background: radial-gradient(ellipse at 30% 50%, rgba(201,168,76,0.1) 0%, transparent 60%),
              linear-gradient(180deg, #060f18 0%, var(--navy) 100%);
}
.gallery-hero::before {
  background: radial-gradient(ellipse at 70% 50%, rgba(74,144,217,0.1) 0%, transparent 60%),
              linear-gradient(180deg, #060f18 0%, var(--navy) 100%);
}
.custom-hero::before {
  background: radial-gradient(ellipse at 50% 80%, rgba(155,89,182,0.1) 0%, transparent 60%),
              linear-gradient(180deg, #060f18 0%, var(--navy) 100%);
}

/* =====================================================
   STORY
===================================================== */
.story-body { background: var(--navy-mid); }
.story-chapter {
  margin-bottom: 4rem;
  padding-bottom: 4rem;
  border-bottom: 1px solid var(--border);
}
.story-chapter:last-of-type { border-bottom: none; }
.chapter-num {
  display: block;
  font-family: 'Cormorant Garamond', serif;
  font-size: 4rem;
  color: rgba(201,168,76,0.15);
  line-height: 1;
  margin-bottom: .5rem;
}
.story-chapter h2 { color: var(--pearl); margin-bottom: 1.5rem; }
.story-chapter p { color: var(--text-sub); line-height: 2; margin-bottom: 1rem; }
blockquote {
  border-left: 3px solid var(--gold);
  padding-left: 1.5rem;
  margin: 2rem 0;
  color: var(--pearl);
  font-style: italic;
  font-size: 1.1rem;
  line-height: 1.8;
}
.story-cta { display: flex; gap: 1rem; flex-wrap: wrap; justify-content: center; margin-top: 3rem; }

/* =====================================================
   GALLERY
===================================================== */
.gallery-section { background: var(--navy-mid); }
.gallery-filter {
  display: flex; flex-wrap: wrap; gap: .5rem;
  justify-content: center; margin-bottom: 2rem;
}
.filter-btn {
  background: var(--navy);
  border: 1px solid var(--border);
  color: var(--text-sub);
  padding: .5rem 1.2rem;
  border-radius: 50px;
  font-size: .82rem;
  cursor: pointer;
  font-family: var(--font-sans);
  letter-spacing: .05em;
  transition: all var(--transition);
}
.filter-btn.active, .filter-btn:hover {
  background: var(--gold);
  color: var(--navy);
  border-color: var(--gold);
}
.price-guide {
  display: flex; flex-wrap: wrap; gap: .5rem;
  justify-content: center; margin-bottom: 3rem;
}
.price-item {
  font-size: .75rem;
  padding: .3rem .8rem;
  border-radius: 4px;
  border-left: 3px solid var(--c, var(--gold));
  background: rgba(255,255,255,0.03);
  color: var(--text-sub);
}

.product-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1.5rem;
}
.product-card {
  background: var(--navy);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.product-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent, var(--gold));
  box-shadow: 0 20px 50px rgba(0,0,0,0.3), 0 0 30px rgba(201,168,76,0.08);
}
.product-card.hidden { display: none; }

/* Product Photo */
.product-visual {
  position: relative;
  height: 240px;
  overflow: hidden;
  background: linear-gradient(160deg, #05101a 0%, #0a1828 100%);
}
.product-photo {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
  display: block;
}
.product-card:hover .product-photo { transform: scale(1.05); }

/* YouTube Button */
.product-yt-btn {
  position: absolute; bottom: .75rem; left: .75rem;
  background: rgba(255,0,0,0.75); color: #fff;
  font-size: .7rem; font-weight: 700;
  padding: .25rem .65rem;
  border-radius: 4px;
  letter-spacing: .05em;
  transition: background var(--transition);
}
.product-yt-btn:hover { background: rgba(255,0,0,1); }

/* BASE Shop Banner */
.base-shop-banner {
  margin: 3rem 0;
  background: linear-gradient(135deg, var(--navy-mid) 0%, #0a2234 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.base-banner-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 2rem; padding: 2rem 2.5rem;
}
.base-banner-label {
  font-size: .7rem; letter-spacing: .2em; text-transform: uppercase;
  color: var(--gold); display: block; margin-bottom: .4rem;
}
.base-banner-text h3 { color: var(--pearl); font-size: 1.1rem; margin-bottom: .3rem; }
.base-banner-text p { color: var(--text-sub); font-size: .85rem; }
.btn-base {
  display: inline-flex; align-items: center; white-space: nowrap;
  background: linear-gradient(135deg, var(--gold), #a07828);
  color: #0D1B2A; font-weight: 700; font-size: .9rem;
  padding: .75rem 1.75rem; border-radius: 8px;
  transition: opacity var(--transition), transform var(--transition);
  flex-shrink: 0;
}
.btn-base:hover { opacity: .85; transform: translateY(-2px); }
@media (max-width: 640px) {
  .base-banner-inner { flex-direction: column; align-items: flex-start; }
}

/* Price tax note */
.price-tax { font-size: .75rem; color: var(--text-sub); margin-left: .3rem; }

.product-tag {
  position: absolute; top: 1rem; right: 1rem;
  font-size: .7rem; font-weight: 600;
  letter-spacing: .1em; text-transform: uppercase;
  padding: .25rem .7rem;
  border-radius: 4px;
}
.tag-stock { background: rgba(45,138,107,0.2); color: #4ade80; border: 1px solid rgba(45,138,107,0.4); }
.tag-sold { background: rgba(255,255,255,0.05); color: var(--text-sub); border: 1px solid rgba(255,255,255,0.1); }
.tag-bespoke { background: rgba(201,168,76,0.15); color: var(--gold); border: 1px solid rgba(201,168,76,0.4); }

.product-info { padding: 1.5rem; }
.product-series { font-size: .7rem; letter-spacing: .2em; text-transform: uppercase; color: var(--text-sub); }
.product-name { font-size: 1.1rem; margin: .4rem 0 .6rem; color: var(--pearl); }
.product-desc { font-size: .85rem; color: var(--text-sub); line-height: 1.7; margin-bottom: 1rem; }
.product-specs { display: flex; gap: 1rem; margin-bottom: 1rem; flex-wrap: wrap; }
.product-specs span { font-size: .78rem; color: var(--text-sub); }
.product-price { font-size: 1.15rem; color: var(--gold); font-family: var(--font-serif); margin-bottom: 1rem; font-weight: 700; }
.product-btn {
  display: block; text-align: center; width: 100%;
  padding: .7rem 1.2rem; border-radius: 8px;
  font-size: .875rem; font-weight: 600;
  transition: opacity var(--transition), transform var(--transition);
}
.product-btn.btn-primary { background: linear-gradient(135deg, var(--gold), #a07828); color: #0D1B2A; }
.product-btn.btn-primary:hover { opacity: .85; transform: translateY(-2px); }
.product-btn.btn-disabled { background: rgba(255,255,255,0.05); color: var(--text-sub); cursor: not-allowed; }

.gallery-bottom-cta {
  text-align: center;
  margin-top: 4rem;
  padding: 3rem;
  background: var(--navy);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.gallery-bottom-cta h3 { margin-bottom: .5rem; color: var(--pearl); }
.gallery-bottom-cta p { color: var(--text-sub); margin-bottom: 1.5rem; }

/* =====================================================
   CUSTOM ORDER PAGE
===================================================== */
.custom-intro { background: var(--navy-mid); }
.custom-intro-text { margin-bottom: 3rem; }
.custom-intro-text h2 { margin-bottom: 1rem; color: var(--gold); }
.custom-intro-text p { color: var(--text-sub); line-height: 2; margin-bottom: 1rem; }

.process h3 { margin-bottom: 2rem; color: var(--pearl); }
.process-steps { display: flex; flex-direction: column; gap: 1.5rem; }
.process-step {
  display: flex; gap: 1.5rem; align-items: flex-start;
  background: var(--navy);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem 2rem;
  transition: border-color var(--transition);
}
.process-step:hover { border-color: var(--gold); }
.step-num {
  font-family: 'Cormorant Garamond', serif;
  font-size: 2rem; color: rgba(201,168,76,0.4);
  line-height: 1; min-width: 2.5rem;
}
.step-body h4 { color: var(--pearl); margin-bottom: .4rem; font-size: 1rem; }
.step-body p { color: var(--text-sub); font-size: .9rem; line-height: 1.7; }
.step-time {
  display: inline-block; margin-top: .5rem;
  font-size: .75rem; color: var(--gold);
  border: 1px solid rgba(201,168,76,0.3);
  padding: .15rem .6rem; border-radius: 4px;
}

/* Form */
.custom-form-section { background: var(--navy); }
.form-wrap {
  background: var(--navy-mid);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 3rem;
}
.form-wrap h2 { margin-bottom: .5rem; color: var(--pearl); }
.form-note { color: var(--text-sub); margin-bottom: 2rem; font-size: .9rem; }
.custom-form { display: flex; flex-direction: column; gap: 1.2rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.form-group { display: flex; flex-direction: column; gap: .4rem; }
.form-group.full { grid-column: 1 / -1; }
.form-group label { font-size: .85rem; color: var(--pearl-dim); }
.req { color: #e74c3c; font-size: .75rem; margin-left: .3rem; }
.form-group input,
.form-group select,
.form-group textarea {
  background: var(--navy);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--pearl);
  padding: .8rem 1rem;
  font-family: var(--font-sans);
  font-size: .9rem;
  transition: border-color var(--transition);
  outline: none;
  width: 100%;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--gold); }
.form-group select option { background: var(--navy-mid); }
.radio-group { display: flex; gap: 1.5rem; flex-wrap: wrap; }
.radio-item {
  display: flex; align-items: center; gap: .5rem;
  color: var(--text-sub); font-size: .9rem; cursor: pointer;
}
.radio-item input { accent-color: var(--gold); }

.form-success {
  text-align: center; padding: 3rem;
}
.success-icon {
  width: 60px; height: 60px;
  background: rgba(74,222,128,0.1);
  border: 2px solid #4ade80;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; color: #4ade80;
  margin: 0 auto 1.5rem;
}
.form-success h3 { color: var(--pearl); margin-bottom: .5rem; }
.form-success p { color: var(--text-sub); }

/* FAQ */
.faq-section { background: var(--navy-mid); }
.faq-list { display: flex; flex-direction: column; gap: .5rem; margin-top: 2rem; }
.faq-item {
  background: var(--navy);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--transition);
}
.faq-item:hover { border-color: rgba(201,168,76,0.4); }
.faq-q {
  width: 100%; text-align: left;
  background: none; border: none; cursor: pointer;
  padding: 1.2rem 1.5rem;
  color: var(--pearl);
  font-family: var(--font-sans);
  font-size: .95rem;
  display: flex; justify-content: space-between; align-items: center;
  gap: 1rem;
}
.faq-icon { color: var(--gold); font-size: 1.2rem; transition: transform var(--transition); flex-shrink: 0; }
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-a {
  max-height: 0; overflow: hidden;
  transition: max-height .4s ease, padding .4s ease;
}
.faq-item.open .faq-a { max-height: 200px; }
.faq-a p {
  color: var(--text-sub);
  padding: 0 1.5rem 1.2rem;
  font-size: .9rem;
  line-height: 1.8;
}

/* =====================================================
   ENGLISH PAGE EXTRAS
===================================================== */
.en-inbound { background: var(--navy-mid); }
.en-pricing { 
  margin: 1.5rem 0;
  display: flex; flex-direction: column; gap: .5rem; 
}
.price-tier {
  display: flex; align-items: center; gap: 1rem;
  padding: .6rem 1rem;
  background: var(--navy);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: .9rem;
}
.price-tier.highlight { border-color: var(--gold); background: rgba(201,168,76,0.05); }
.price-tier span { flex: 1; color: var(--text-sub); }
.price-tier strong { color: var(--gold); }
.price-tier em { color: var(--text-sub); font-size: .8rem; font-style: normal; }
.price-note { font-size: .8rem; color: var(--text-sub); margin-bottom: 1.5rem !important; font-style: italic; }

/* =====================================================
   FOOTER
===================================================== */
footer {
  background: var(--navy);
  border-top: 1px solid var(--border);
  padding: 4rem 0 2rem;
}
.footer-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 1.5rem;
  display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 3rem;
  margin-bottom: 3rem;
}
.footer-brand .logo-mark { font-size: 1.5rem; }
.footer-brand .logo-text { font-size: 1.1rem; }
.footer-brand p { margin-top: .8rem; color: var(--text-sub); font-size: .85rem; }
.footer-links, .footer-info {
  display: flex; flex-direction: column; gap: .7rem; padding-top: .5rem;
}
.footer-links a, .footer-info p, .footer-info a {
  color: var(--text-sub); font-size: .85rem;
  transition: color var(--transition);
}
.footer-links a:hover, .footer-info a:hover { color: var(--gold); }
.footer-copy {
  max-width: 1200px; margin: 0 auto;
  padding: 2rem 1.5rem 0;
  border-top: 1px solid var(--border);
  color: var(--text-sub); font-size: .75rem;
  text-align: center;
}

/* =====================================================
   RESPONSIVE
===================================================== */
@media (max-width: 900px) {
  .concept-grid { grid-template-columns: 1fr; gap: 3rem; }
  .features-grid { grid-template-columns: 1fr; }
  .collection-grid { grid-template-columns: 1fr; }
  .testimonial-grid { grid-template-columns: 1fr; }
  .sim-wrap { grid-template-columns: 1fr; gap: 2rem; padding: 2rem; }
  .inbound-wrap { grid-template-columns: 1fr; gap: 2rem; padding: 2rem; }
  .inbound-stats { flex-direction: row; justify-content: space-around; }
  .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
  .form-row { grid-template-columns: 1fr; }
  .concept-visual { order: -1; }
}

@media (max-width: 640px) {
  .section { padding: 4rem 0; }
  .page-hero { padding: 8rem 1.5rem 4rem; }
  .nav-links { 
    display: none; 
    position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(13,27,42,0.98);
    flex-direction: column; align-items: center; justify-content: center;
    gap: 2rem; z-index: 99;
  }
  .nav-links.open { display: flex; }
  .nav-links a { font-size: 1.1rem; }
  .nav-toggle { display: flex; position: relative; z-index: 101; }
  .hero-btns { flex-direction: column; align-items: center; }
  .product-grid { grid-template-columns: 1fr; }
  .gallery-filter { gap: .4rem; }
  .process-step { flex-direction: column; gap: .5rem; }
  .form-wrap { padding: 1.5rem; }
  .inbound-stats { flex-direction: column; gap: 1rem; }
}

/* =====================================================
   KYODAI PAGE — 供養台
===================================================== */
.kyodai-hero {
  background: linear-gradient(135deg, var(--navy) 0%, #1a1a2e 50%, #16213e 100%);
  position: relative;
  overflow: hidden;
}
.kyodai-hero::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 60% 50%, rgba(201,168,76,.12) 0%, transparent 70%);
}

/* Intro layout */
.kyodai-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.kyodai-intro-text h2 {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  color: var(--gold);
  margin-bottom: 1.5rem;
  line-height: 1.4;
}
.kyodai-intro-text p {
  color: var(--text-muted);
  line-height: 1.9;
  margin-bottom: 1rem;
}
.kyodai-features {
  list-style: none;
  padding: 0;
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .75rem;
}
.kyodai-features li {
  display: flex;
  align-items: flex-start;
  gap: .75rem;
  color: var(--text-muted);
  font-size: .9rem;
}
.feat-icon {
  font-size: 1.1rem;
  flex-shrink: 0;
  margin-top: .05rem;
}
.kyodai-main-img {
  width: 100%;
  border-radius: var(--radius-lg);
  object-fit: cover;
  aspect-ratio: 4/3;
  border: 1px solid var(--border);
  box-shadow: 0 20px 60px rgba(0,0,0,.5);
}

/* Product card */
.kyodai-product-wrap {
  max-width: 900px;
  margin: 0 auto;
}
.kyodai-product-card {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 3rem;
  align-items: start;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  padding: 2.5rem;
}
.kyodai-product-img-wrap {
  position: relative;
}
.kyodai-product-img-wrap img {
  width: 100%;
  border-radius: var(--radius);
  object-fit: cover;
  aspect-ratio: 3/4;
}
.kyodai-badge {
  position: absolute;
  top: .75rem; left: .75rem;
  background: var(--gold);
  color: #000;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .1em;
  padding: .3rem .7rem;
  border-radius: 2rem;
}
.kyodai-product-info h3 {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.4rem;
  color: var(--text);
  margin-bottom: .5rem;
}
.kyodai-price {
  font-size: 2rem;
  font-weight: 700;
  color: var(--gold);
  margin-bottom: 1rem;
}
.kyodai-price-tax {
  font-size: .9rem;
  font-weight: 400;
  color: var(--text-muted);
  margin-left: .3rem;
}
.kyodai-desc {
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 1.5rem;
  font-size: .9rem;
}
.kyodai-spec {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1.5rem;
  font-size: .85rem;
}
.kyodai-spec th, .kyodai-spec td {
  padding: .5rem .75rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
}
.kyodai-spec th {
  color: var(--text-muted);
  font-weight: 500;
  width: 35%;
}
.kyodai-spec td {
  color: var(--text);
}
.kyodai-cta-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Video section */
.kyodai-video {
  max-width: 720px;
  margin: 0 auto;
}
.video-wrap {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: 0 20px 60px rgba(0,0,0,.5);
}
.video-wrap iframe {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  border: none;
}

/* Set grid */
.set-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  margin-top: 2.5rem;
}
.set-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  text-align: center;
  position: relative;
  transition: transform .3s, border-color .3s;
}
.set-card:hover {
  transform: translateY(-4px);
  border-color: var(--gold);
}
.set-card-featured {
  border-color: var(--gold);
  background: linear-gradient(135deg, var(--surface), rgba(201,168,76,.05));
}
.set-card-bespoke {
  border-color: rgba(231,76,60,.4);
}
.set-badge-top {
  position: absolute;
  top: -1px; left: 50%;
  transform: translateX(-50%);
  background: var(--gold);
  color: #000;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .08em;
  padding: .25rem .9rem;
  border-radius: 0 0 .5rem .5rem;
}
.set-icon {
  font-size: 2rem;
  margin-bottom: .75rem;
  color: var(--gold);
}
.set-card h3 {
  font-family: 'Noto Serif JP', serif;
  font-size: .95rem;
  color: var(--text);
  margin-bottom: 1rem;
  line-height: 1.5;
}
.set-price-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  flex-wrap: wrap;
  margin-bottom: .75rem;
}
.set-price-main {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text);
}
.set-plus {
  color: var(--text-muted);
  font-size: 1rem;
}
.set-price-sub {
  font-size: .85rem;
  color: var(--gold);
}
.set-total {
  font-size: .85rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  padding-top: .75rem;
  border-top: 1px solid var(--border);
}
.set-total strong {
  color: var(--gold);
  font-size: 1rem;
}
.set-link {
  color: var(--gold);
  font-size: .85rem;
  text-decoration: none;
  letter-spacing: .05em;
  transition: opacity .2s;
}
.set-link:hover { opacity: .7; }
.set-note {
  text-align: center;
  color: var(--text-muted);
  font-size: .8rem;
  margin-top: 2rem;
}

/* CTA block */
.cta-block {
  text-align: center;
  max-width: 620px;
  margin: 0 auto;
  padding: 4rem 2rem;
}
.cta-block h2 {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(1.4rem, 3vw, 2rem);
  color: var(--gold);
  margin-bottom: 1rem;
}
.cta-block p {
  color: var(--text-muted);
  line-height: 1.9;
  margin-bottom: 2rem;
}
.cta-btns {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Responsive */
@media (max-width: 768px) {
  .kyodai-intro {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .kyodai-intro-visual { order: -1; }
  .kyodai-product-card {
    grid-template-columns: 1fr;
    padding: 1.5rem;
  }
  .kyodai-product-img-wrap img { aspect-ratio: 16/9; }
  .kyodai-cta-row { flex-direction: column; }
  .set-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .set-grid { grid-template-columns: 1fr; }
  .cta-btns { flex-direction: column; align-items: center; }
}

/* =====================================================
   CUSTOMER STORIES
===================================================== */
.customer-stories { }

.cs-article {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 3.5rem;
  align-items: center;
  margin-bottom: 5rem;
  padding-bottom: 5rem;
  border-bottom: 1px solid var(--border);
}
.cs-article:last-of-type {
  border-bottom: none;
  margin-bottom: 3rem;
}
.cs-article-reverse {
  grid-template-columns: 1.3fr 1fr;
}
.cs-article-reverse .cs-media { order: 1; }
.cs-article-reverse .cs-body  { order: 0; }

.cs-media {
  position: relative;
}
.cs-media img {
  width: 100%;
  border-radius: var(--radius-lg);
  object-fit: cover;
  aspect-ratio: 4/3;
  border: 1px solid var(--border);
  box-shadow: 0 20px 50px rgba(0,0,0,.5);
}
.cs-media-double {
  display: grid;
  grid-template-rows: 1fr auto;
  gap: .75rem;
}
.cs-media-double img:first-child {
  aspect-ratio: 4/3;
}
.cs-media-sub {
  aspect-ratio: 16/9 !important;
  opacity: .85;
}

.cs-label {
  display: inline-block;
  font-size: .7rem;
  letter-spacing: .2em;
  color: var(--gold);
  border: 1px solid var(--gold);
  padding: .25rem .75rem;
  border-radius: 2rem;
  margin-bottom: 1rem;
}
.cs-body h3 {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(1.2rem, 2.5vw, 1.8rem);
  color: var(--text);
  margin-bottom: 1.25rem;
  line-height: 1.5;
}
.cs-body p {
  color: var(--text-muted);
  line-height: 1.9;
  margin-bottom: 1rem;
  font-size: .95rem;
}
.cs-quote {
  border-left: 3px solid var(--gold);
  padding: .75rem 0 .75rem 1.25rem;
  margin: 1.5rem 0;
  font-family: 'Noto Serif JP', serif;
  font-style: italic;
  color: var(--text);
  font-size: .95rem;
  line-height: 1.8;
}
.cs-tags {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-top: 1.25rem;
}
.cs-tag {
  font-size: .75rem;
  background: rgba(201,168,76,.1);
  border: 1px solid rgba(201,168,76,.3);
  color: var(--gold);
  padding: .3rem .8rem;
  border-radius: 2rem;
  letter-spacing: .05em;
}
.cs-cta {
  text-align: center;
  padding: 3rem 0 1rem;
}
.cs-cta p {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

@media (max-width: 768px) {
  .cs-article,
  .cs-article-reverse {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .cs-article-reverse .cs-media { order: 0; }
  .cs-article-reverse .cs-body  { order: 1; }
  .cs-media-double { grid-template-rows: auto; }
  .cs-media-sub { display: none; }
}

/* =====================================================
   FAQ PAGE
===================================================== */
.faq-hero {
  background: linear-gradient(135deg, var(--navy) 0%, #0d1b2a 60%, #1a1a2e 100%);
}

.faq-wrap {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.faq-cat-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
  padding-bottom: .75rem;
  border-bottom: 1px solid var(--gold);
}
.faq-cat-icon {
  font-size: 1.5rem;
}
.faq-cat-header h2 {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.1rem;
  color: var(--gold);
  letter-spacing: .1em;
}

.faq-item {
  border-bottom: 1px solid var(--border);
}
.faq-q {
  width: 100%;
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1.2rem 0;
  text-align: left;
  color: var(--text);
  font-size: .95rem;
  font-family: 'Noto Sans JP', sans-serif;
  line-height: 1.6;
  transition: color .2s;
}
.faq-q:hover { color: var(--gold); }
.faq-arrow {
  font-size: 1.2rem;
  color: var(--gold);
  flex-shrink: 0;
  transition: transform .3s;
  line-height: 1;
}
.faq-item.open .faq-arrow {
  transform: rotate(45deg);
}
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s ease, padding .3s ease;
  padding: 0 0;
}
.faq-item.open .faq-a {
  max-height: 400px;
  padding: 0 0 1.25rem;
}
.faq-a p {
  color: var(--text-muted);
  line-height: 1.9;
  font-size: .9rem;
  padding-left: .5rem;
  border-left: 2px solid rgba(201,168,76,.3);
}

/* SNS Contact */
.faq-contact {
  max-width: 800px;
  margin: 4rem auto 0;
  text-align: center;
  padding: 3rem 2rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.faq-contact h2 {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.4rem;
  color: var(--gold);
  margin-bottom: .75rem;
}
.faq-contact > p {
  color: var(--text-muted);
  margin-bottom: 2rem;
  font-size: .9rem;
}
.faq-contact-btns {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  justify-content: center;
  margin-bottom: 1.5rem;
}
.btn-sns {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .65rem 1.4rem;
  border-radius: var(--radius);
  font-size: .85rem;
  font-weight: 500;
  text-decoration: none;
  transition: opacity .2s, transform .2s;
  letter-spacing: .05em;
}
.btn-sns:hover { opacity: .8; transform: translateY(-2px); }
.btn-insta { background: linear-gradient(135deg,#f09433,#e6683c,#dc2743,#cc2366,#bc1888); color: #fff; }
.btn-fb    { background: #1877f2; color: #fff; }
.btn-yt    { background: #ff0000; color: #fff; }

.faq-base-link a {
  color: var(--gold);
  font-size: .9rem;
  text-decoration: none;
  letter-spacing: .05em;
  transition: opacity .2s;
}
.faq-base-link a:hover { opacity: .7; }

/* Footer SNS */
.footer-sns {
  display: flex;
  gap: .75rem;
  flex-wrap: wrap;
  margin-top: .75rem;
}
.sns-link {
  color: var(--text-muted);
  font-size: .8rem;
  text-decoration: none;
  transition: color .2s;
}
.sns-link:hover { color: var(--gold); }

@media (max-width: 640px) {
  .faq-contact-btns { flex-direction: column; align-items: center; }
  .btn-sns { width: 100%; max-width: 280px; justify-content: center; }
}

/* BASE contact alternative */
.base-contact-alt {
  margin-top: 2rem;
}
.base-contact-divider {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.base-contact-divider::before,
.base-contact-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}
.base-contact-divider span {
  color: var(--text-muted);
  font-size: .85rem;
  letter-spacing: .1em;
  white-space: nowrap;
}
.base-contact-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem 2rem;
  text-align: center;
}
.base-contact-label {
  font-family: 'Noto Serif JP', serif;
  font-size: 1rem;
  color: var(--text);
  margin-bottom: .5rem;
}
.base-contact-desc {
  color: var(--text-muted);
  font-size: .85rem;
  line-height: 1.7;
  margin-bottom: 1.25rem;
}
.btn-base-contact {
  display: inline-block;
  background: var(--gold);
  color: #000;
  font-weight: 700;
  font-size: .9rem;
  letter-spacing: .08em;
  padding: .75rem 2rem;
  border-radius: var(--radius);
  text-decoration: none;
  transition: opacity .2s, transform .2s;
}
.btn-base-contact:hover {
  opacity: .85;
  transform: translateY(-2px);
}

/* ── 購入フロー バナー ── */
.purchase-flow-banner { background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%); color: #fff; border-radius: 16px; margin: 3rem 0 0; }
.purchase-flow-inner  { padding: 3rem 2rem; text-align: center; }
.purchase-flow-inner h3 { font-size: 1.5rem; margin: .5rem 0 2rem; color: #fff; }
.purchase-steps { display: flex; align-items: flex-start; justify-content: center; gap: 0; flex-wrap: wrap; margin-bottom: 2rem; }
.purchase-step  { flex: 1; min-width: 130px; max-width: 160px; text-align: center; padding: .5rem; }
.purchase-step-num { width: 40px; height: 40px; border-radius: 50%; background: #c9a84c; color: #1a1a1a; font-weight: 800; font-size: 1rem; display: flex; align-items: center; justify-content: center; margin: 0 auto .6rem; }
.purchase-step-text strong { display: block; font-size: .9rem; color: #fff; margin-bottom: .3rem; }
.purchase-step-text p { font-size: .78rem; color: #aaa; margin: 0; }
.purchase-step-arrow { font-size: 1.5rem; color: #c9a84c; padding-top: 1rem; align-self: flex-start; }
.purchase-payment-info { margin-top: 1.5rem; }
.btn-payment-info { background: transparent; border: 1.5px solid #c9a84c; color: #c9a84c; padding: .7rem 1.5rem; border-radius: 8px; font-size: .95rem; cursor: pointer; transition: all .2s; }
.btn-payment-info:hover { background: #c9a84c; color: #1a1a1a; }

/* ── 購入相談ボタン ── */
.btn-inquire { cursor: pointer; font-family: inherit; width: 100%; }

@media (max-width: 640px) {
  .purchase-steps { flex-direction: column; align-items: center; }
  .purchase-step-arrow { transform: rotate(90deg); padding: 0; }
  .purchase-step { max-width: 100%; width: 100%; }
}