/* ================================================================
   senseproperty.css
   Boutique real-estate theme for Sense Property Group
   Navy + Gold + Off-white, serif headings, generous whitespace
   ================================================================ */

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

:root {
  --c-bg:        #f8f6f1;
  --c-surface:   #ffffff;
  --c-card:      #ffffff;
  --c-border:    #e7e0d2;
  --c-border-soft: #f0ebde;
  --c-text:      #2a2e3a;
  --c-muted:     #6b6f7a;
  --c-navy:      #1a2942;
  --c-navy-2:    #263552;
  --c-navy-deep: #0f1a30;
  --c-gold:      #c9a961;
  --c-gold-2:    #d9bc78;
  --c-gold-deep: #9e8240;
  --c-white:     #ffffff;
  --c-ink:       #12151d;

  --font-serif:     'Playfair Display', 'Noto Serif JP', 'Times New Roman', serif;
  --font-serif-jp:  'Noto Serif JP', 'Playfair Display', serif;
  --font-sans:      'Inter', 'Noto Sans JP', 'Noto Sans Thai', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-sans-th:   'Noto Sans Thai', 'Inter', 'Noto Sans JP', sans-serif;

  --radius:      4px;
  --radius-sm:   2px;
  --radius-lg:   8px;
  --max-w:       1240px;
  --gutter:      clamp(20px, 4vw, 48px);
  --section-py:  clamp(72px, 10vw, 128px);
  --shadow-1:    0 1px 2px rgba(26,41,66,.04), 0 8px 32px rgba(26,41,66,.06);
  --shadow-2:    0 2px 4px rgba(26,41,66,.05), 0 20px 56px rgba(26,41,66,.10);
}

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

body {
  font-family: var(--font-sans);
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--c-text);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
.lang-ja { font-family: var(--font-sans); font-feature-settings: "palt"; }
.lang-ja h1, .lang-ja h2, .lang-ja h3, .lang-ja h4 { font-family: var(--font-serif-jp); }
.lang-th { font-family: var(--font-sans-th); }
.lang-th h1, .lang-th h2, .lang-th h3, .lang-th h4 { font-family: var(--font-sans-th); font-weight: 700; }
.lang-en h1, .lang-en h2, .lang-en h3, .lang-en h4 { font-family: var(--font-serif); }

img { display: block; max-width: 100%; height: auto; }
a { color: var(--c-navy); text-decoration: none; transition: color .25s; }
a:hover { color: var(--c-gold-deep); }

/* ── Scroll reveal ── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .9s cubic-bezier(.22,1,.36,1), transform .9s cubic-bezier(.22,1,.36,1);
}
.reveal.revealed { opacity: 1; transform: translateY(0); }

/* ── Demo ribbon ── */
.sample-ribbon {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 9999;
  background: var(--c-navy);
  color: var(--c-gold);
  text-align: center;
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: .18em;
  padding: 7px 12px;
  line-height: 1.3;
  text-transform: uppercase;
  font-family: var(--font-sans);
}
.sample-ribbon .dot { color: var(--c-gold-2); margin: 0 8px; }

/* ── Site shell ── */
.site-shell { padding-top: 32px; padding-bottom: 90px; }

/* ── Topbar ── */
.topbar {
  position: sticky;
  top: 32px;
  z-index: 1000;
  background: rgba(248,246,241,.88);
  backdrop-filter: blur(18px) saturate(1.2);
  -webkit-backdrop-filter: blur(18px) saturate(1.2);
  border-bottom: 1px solid var(--c-border-soft);
  transition: background .3s, border-color .3s, box-shadow .3s;
}
.topbar.scrolled {
  background: rgba(248,246,241,.97);
  border-bottom-color: var(--c-border);
  box-shadow: 0 1px 24px rgba(26,41,66,.06);
}
.nav-shell { max-width: var(--max-w); margin: 0 auto; padding: 0 var(--gutter); }
.nav { display: flex; align-items: center; justify-content: space-between; min-height: 76px; gap: 20px; }

.brand { display: flex; align-items: center; gap: 14px; color: var(--c-navy); flex-shrink: 0; }
.brand:hover { color: var(--c-navy); }
.brand-mark {
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  background: var(--c-navy);
  color: var(--c-gold);
  font-family: var(--font-serif);
  font-size: 18px; font-weight: 700;
  letter-spacing: .02em;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}
.brand-copy strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 16px; font-weight: 600;
  letter-spacing: .02em;
  line-height: 1.2;
  color: var(--c-ink);
}
.brand-copy span {
  display: block;
  font-size: 10.5px; letter-spacing: .14em;
  color: var(--c-muted);
  text-transform: uppercase;
  margin-top: 2px;
}

.nav-toggle {
  display: none; background: none;
  border: 1px solid var(--c-border); color: var(--c-navy);
  width: 42px; height: 42px;
  border-radius: var(--radius-sm); font-size: 18px; cursor: pointer;
  align-items: center; justify-content: center;
}

.nav-panel { display: flex; align-items: center; gap: 32px; }
.nav-links { display: flex; gap: 28px; }
.nav-links a {
  color: var(--c-text);
  font-size: 13px; font-weight: 500;
  letter-spacing: .04em;
  transition: color .25s;
  white-space: nowrap;
  position: relative;
}
.nav-links a::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -8px;
  height: 1px; background: var(--c-gold);
  transform: scaleX(0); transform-origin: left;
  transition: transform .3s ease;
}
.nav-links a:hover { color: var(--c-navy); }
.nav-links a:hover::after { transform: scaleX(1); }

.nav-tools { display: flex; align-items: center; gap: 20px; }
.lang-picker { display: flex; align-items: center; gap: 10px; }
.lang-caption { font-size: 10px; color: var(--c-muted); letter-spacing: .14em; text-transform: uppercase; }
.lang-switcher { display: flex; gap: 4px; }
.lang-switcher a {
  display: inline-block; padding: 4px 9px; font-size: 11px; font-weight: 600;
  letter-spacing: .08em;
  color: var(--c-muted); border: 1px solid transparent; transition: all .25s;
}
.lang-switcher a.active { color: var(--c-navy); border-color: var(--c-gold); }
.lang-switcher a:hover { color: var(--c-navy); }

.nav-cta {
  display: inline-flex; align-items: center;
  padding: 10px 22px;
  font-family: var(--font-sans);
  font-size: 12px; font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  background: var(--c-navy); color: var(--c-gold);
  border: 1px solid var(--c-navy);
  white-space: nowrap;
  transition: all .3s;
}
.nav-cta:hover { background: var(--c-navy-deep); color: var(--c-gold-2); }

/* ── Hero ── */
.hero {
  padding: clamp(48px, 7vw, 96px) var(--gutter) clamp(64px, 10vw, 120px);
  max-width: var(--max-w); margin: 0 auto;
  position: relative;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
}
.hero-copy { padding-top: 8px; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 14px;
  font-family: var(--font-sans);
  font-size: 11px; font-weight: 600;
  color: var(--c-gold-deep);
  letter-spacing: .22em;
  text-transform: uppercase;
  margin-bottom: 28px;
}
.eyebrow::before { content: ''; width: 32px; height: 1px; background: var(--c-gold); }

.hero h1 {
  font-size: clamp(34px, 5.2vw, 60px);
  font-weight: 500;
  line-height: 1.12;
  letter-spacing: -.01em;
  color: var(--c-ink);
  margin-bottom: 28px;
}
.lang-ja .hero h1 { font-weight: 500; line-height: 1.28; font-size: clamp(28px, 4.4vw, 46px); letter-spacing: .01em; }
.lang-th .hero h1 { font-weight: 700; line-height: 1.28; font-size: clamp(26px, 4vw, 42px); }
.hero h1 em { font-style: italic; color: var(--c-gold-deep); font-weight: 400; }
.hero h1 .divider { display: block; width: 64px; height: 1px; background: var(--c-gold); margin: 20px 0; }

.lead {
  font-size: 16px;
  color: var(--c-muted);
  line-height: 1.8;
  margin-bottom: 36px;
  max-width: 520px;
}

.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 48px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 14px 28px;
  font-family: var(--font-sans);
  font-size: 12px; font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  cursor: pointer; transition: all .3s;
  white-space: nowrap; border: 1px solid transparent;
  border-radius: 0;
}
.btn-primary { background: var(--c-navy); color: var(--c-gold); border-color: var(--c-navy); }
.btn-primary:hover { background: var(--c-navy-deep); color: var(--c-gold-2); transform: translateY(-1px); box-shadow: 0 8px 24px rgba(26,41,66,.2); }
.btn-secondary { background: transparent; color: var(--c-navy); border-color: var(--c-navy); }
.btn-secondary:hover { background: var(--c-navy); color: var(--c-gold); }
.btn-ghost { background: transparent; color: var(--c-navy); border-color: transparent; padding-left: 0; padding-right: 0; position: relative; }
.btn-ghost::after { content: '→'; margin-left: 6px; transition: transform .3s; }
.btn-ghost:hover { color: var(--c-gold-deep); }
.btn-ghost:hover::after { transform: translateX(4px); }

.hero-signals { display: grid; grid-template-columns: auto auto auto; gap: 28px 40px; padding-top: 36px; border-top: 1px solid var(--c-border); }
.hero-signals div strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 28px; font-weight: 500;
  color: var(--c-navy);
  letter-spacing: -.01em;
  line-height: 1;
  margin-bottom: 6px;
}
.lang-ja .hero-signals div strong { font-family: var(--font-serif-jp); font-weight: 500; font-size: 24px; }
.hero-signals div span { font-size: 11.5px; color: var(--c-muted); letter-spacing: .06em; text-transform: uppercase; }

/* Hero visual */
.hero-visual { position: relative; }
.hero-visual .frame {
  position: relative; overflow: hidden;
  box-shadow: var(--shadow-2);
}
.hero-visual .frame img {
  width: 100%; height: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  transition: transform 1.2s ease;
}
.hero-visual:hover .frame img { transform: scale(1.03); }
.hero-badge {
  position: absolute;
  left: -24px; bottom: 40px;
  background: var(--c-white);
  padding: 20px 24px;
  box-shadow: var(--shadow-2);
  max-width: 260px;
}
.hero-badge small { display: block; font-size: 10px; font-weight: 600; color: var(--c-gold-deep); letter-spacing: .22em; text-transform: uppercase; margin-bottom: 8px; }
.hero-badge strong { display: block; font-family: var(--font-serif); font-size: 16px; font-weight: 500; color: var(--c-ink); line-height: 1.4; margin-bottom: 4px; }
.lang-ja .hero-badge strong { font-family: var(--font-serif-jp); font-size: 14px; font-weight: 600; }
.hero-badge span { font-size: 12px; color: var(--c-muted); line-height: 1.5; }

/* ── Belt (Why Us) ── */
.belt {
  background: var(--c-navy);
  color: var(--c-white);
  padding: clamp(72px, 10vw, 112px) var(--gutter);
  border-top: 1px solid rgba(201,169,97,.2);
  border-bottom: 1px solid rgba(201,169,97,.2);
}
.belt-shell { max-width: var(--max-w); margin: 0 auto; }
.belt-intro { text-align: center; max-width: 700px; margin: 0 auto clamp(48px, 6vw, 80px); }
.belt-intro .eyebrow { color: var(--c-gold); }
.belt-intro .eyebrow::before { background: var(--c-gold); }
.belt-intro h2 {
  font-size: clamp(26px, 3.5vw, 40px);
  font-weight: 500;
  color: var(--c-white);
  line-height: 1.2;
  letter-spacing: -.01em;
}
.lang-ja .belt-intro h2 { font-size: clamp(22px, 3vw, 32px); line-height: 1.4; font-weight: 500; }

.belt-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: rgba(255,255,255,.08); }
.belt-card { background: var(--c-navy); padding: 40px 32px; display: grid; grid-template-columns: auto 1fr; column-gap: 20px; row-gap: 0; align-items: center; }
.belt-card .num {
  grid-row: 1; grid-column: 1;
  font-family: var(--font-serif);
  font-size: 40px;
  font-weight: 400;
  color: var(--c-gold);
  letter-spacing: -.02em;
  line-height: 1;
  min-width: 56px;
}
.belt-card h3 {
  grid-row: 1; grid-column: 2;
  font-size: 18px;
  font-weight: 500;
  color: var(--c-white);
  line-height: 1.4;
  margin: 0;
}
.lang-ja .belt-card h3 { font-size: 16px; font-weight: 600; }
.belt-card p { grid-row: 2; grid-column: 1 / -1; font-size: 13.5px; color: rgba(255,255,255,.7); line-height: 1.8; margin-top: 20px; }

/* ── Section ── */
.section { max-width: var(--max-w); margin: 0 auto; padding: var(--section-py) var(--gutter); }
.section-heading { max-width: 820px; margin: 0 auto clamp(48px, 6vw, 80px); text-align: center; }
.section-heading .eyebrow { justify-content: center; }
.section-heading h2 {
  font-size: clamp(28px, 3.8vw, 44px);
  font-weight: 500;
  color: var(--c-ink);
  line-height: 1.18;
  letter-spacing: -.01em;
  margin-bottom: 20px;
}
.lang-ja .section-heading h2 { font-size: clamp(22px, 3.2vw, 34px); line-height: 1.4; font-weight: 500; }
.lang-th .section-heading h2 { font-size: clamp(22px, 3vw, 34px); line-height: 1.35; font-weight: 700; }
.section-heading h2 em { font-style: italic; color: var(--c-gold-deep); font-weight: 400; }
.section-heading p { font-size: 15px; color: var(--c-muted); line-height: 1.9; max-width: 640px; margin: 0 auto; }

/* ── Services ── */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--c-border-soft); border: 1px solid var(--c-border-soft); }
.service-card { background: var(--c-white); padding: 36px 32px; transition: background .3s; display: grid; grid-template-columns: auto 1fr; column-gap: 18px; row-gap: 0; align-items: center; }
.service-card:hover { background: #fdfbf6; }
.service-icon {
  grid-row: 1; grid-column: 1;
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--c-gold);
  color: var(--c-gold-deep);
  font-size: 18px;
  flex-shrink: 0;
}
.service-card h3 {
  grid-row: 1; grid-column: 2;
  font-size: 17px;
  font-weight: 500;
  color: var(--c-ink);
  line-height: 1.35;
  margin: 0;
}
.lang-ja .service-card h3 { font-size: 14px; font-weight: 600; line-height: 1.5; }
.service-card p { grid-row: 2; grid-column: 1 / -1; font-size: 13.5px; color: var(--c-muted); line-height: 1.8; margin-top: 18px; }

/* ── Areas ── */
.areas-panel {
  display: grid; grid-template-columns: 1fr 1.3fr; gap: clamp(32px, 5vw, 64px);
  align-items: start;
}
.areas-copy h3 {
  font-size: 22px; font-weight: 500;
  color: var(--c-ink); line-height: 1.4; margin-bottom: 16px;
}
.lang-ja .areas-copy h3 { font-size: 18px; font-weight: 600; }
.areas-copy p { font-size: 14px; color: var(--c-muted); line-height: 1.9; margin-bottom: 12px; }
.areas-groups { display: grid; gap: 20px; }
.areas-group {
  background: var(--c-white);
  padding: 24px 28px;
  border: 1px solid var(--c-border);
}
.areas-group.primary { border-left: 3px solid var(--c-gold); }
.areas-group small { display: block; font-size: 10.5px; color: var(--c-gold-deep); letter-spacing: .18em; text-transform: uppercase; font-weight: 600; margin-bottom: 12px; }
.areas-group strong { display: block; font-family: var(--font-serif); font-size: 17px; font-weight: 500; color: var(--c-ink); margin-bottom: 10px; line-height: 1.4; }
.lang-ja .areas-group strong { font-family: var(--font-serif-jp); font-size: 15px; font-weight: 600; }
.areas-tags { display: flex; flex-wrap: wrap; gap: 6px 10px; }
.areas-tags span { font-size: 12.5px; color: var(--c-text); border-bottom: 1px dotted var(--c-border); padding-bottom: 2px; }
.areas-tags span.accent { color: var(--c-gold-deep); font-weight: 600; border-bottom-color: var(--c-gold); }

/* ── Showcase ── */
.showcase-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: clamp(24px, 3vw, 40px); }
.showcase-card {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  overflow: hidden;
  transition: transform .4s, box-shadow .4s;
  display: flex; flex-direction: column;
}
.showcase-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-2); }
.showcase-photo { aspect-ratio: 16 / 10; overflow: hidden; position: relative; }
.showcase-photo img { width: 100%; height: 100%; object-fit: cover; transition: transform 1s ease; }
.showcase-card:hover .showcase-photo img { transform: scale(1.04); }
.showcase-photo .ribbon-illustrative {
  position: absolute; top: 16px; left: 16px;
  background: rgba(26,41,66,.88);
  color: var(--c-gold);
  font-size: 10px; font-weight: 600;
  letter-spacing: .14em; text-transform: uppercase;
  padding: 6px 12px;
}
.showcase-body { padding: 28px 28px 32px; }
.showcase-body small { display: block; font-size: 10.5px; color: var(--c-gold-deep); letter-spacing: .22em; text-transform: uppercase; font-weight: 600; margin-bottom: 12px; }
.showcase-body h3 {
  font-size: 22px; font-weight: 500;
  color: var(--c-ink); line-height: 1.3; margin-bottom: 8px;
}
.lang-ja .showcase-body h3 { font-size: 18px; font-weight: 600; }
.showcase-body .meta { font-size: 13px; color: var(--c-muted); margin-bottom: 20px; }
.showcase-body .price {
  display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap;
  padding-top: 16px; border-top: 1px solid var(--c-border);
}
.showcase-body .price strong {
  font-family: var(--font-serif);
  font-size: 26px; font-weight: 500;
  color: var(--c-navy);
  letter-spacing: -.01em;
}
.lang-ja .showcase-body .price strong { font-family: var(--font-serif-jp); font-size: 22px; font-weight: 600; }
.showcase-body .price span { font-size: 12px; color: var(--c-muted); }
.showcase-body .price .yen { color: var(--c-gold-deep); font-weight: 600; }

/* ── Beyond Bangkok ── */
.beyond {
  display: grid; grid-template-columns: 1fr 1.1fr;
  background: var(--c-white);
  border: 1px solid var(--c-border);
  overflow: hidden;
  isolation: isolate;
}
.beyond-photo {
  position: relative;
  overflow: hidden;
  min-height: 520px;
  z-index: 0;
}
.beyond-photo img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}
.beyond-copy {
  padding: clamp(36px, 5vw, 64px);
  display: flex; flex-direction: column; justify-content: center;
  position: relative; z-index: 1;
  background: var(--c-white);
}
.beyond-copy h3 {
  font-size: clamp(22px, 2.6vw, 32px); font-weight: 500;
  color: var(--c-ink); line-height: 1.3; margin-bottom: 20px;
}
.lang-ja .beyond-copy h3 { font-size: clamp(18px, 2.4vw, 26px); font-weight: 500; line-height: 1.5; }
.beyond-copy p { font-size: 14px; color: var(--c-muted); line-height: 1.9; margin-bottom: 14px; }
.beyond-list { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 24px; margin-top: 24px; }
.beyond-list li {
  list-style: none;
  font-size: 13px; color: var(--c-text);
  padding-left: 18px; position: relative;
}
.beyond-list li::before { content: '—'; position: absolute; left: 0; color: var(--c-gold); }

/* ── Japan support (JP exclusive) ── */
.support-panel {
  background: linear-gradient(135deg, #fffdf7 0%, #faf6ea 100%);
  border: 1px solid var(--c-gold);
  border-left: 4px solid var(--c-gold);
  padding: clamp(40px, 5vw, 64px);
  display: grid; grid-template-columns: 1fr 1.2fr; gap: clamp(32px, 4vw, 56px);
  align-items: start;
}
.support-panel h3 {
  font-size: clamp(22px, 2.8vw, 32px); font-weight: 500;
  color: var(--c-navy); line-height: 1.3; margin-bottom: 18px;
}
.support-panel p.lead-sub { font-size: 14px; color: var(--c-muted); line-height: 1.9; margin-bottom: 20px; }
.support-list { display: grid; gap: 16px; }
.support-list .row {
  display: grid; grid-template-columns: auto 1fr; gap: 16px;
  padding-bottom: 14px; border-bottom: 1px solid var(--c-border-soft);
}
.support-list .row:last-child { border-bottom: none; }
.support-list .row small {
  font-family: var(--font-serif);
  font-size: 20px; color: var(--c-gold-deep);
  font-weight: 500; line-height: 1;
  padding-top: 2px; min-width: 32px;
}
.support-list .row strong { display: block; font-size: 14px; font-weight: 600; color: var(--c-ink); margin-bottom: 4px; line-height: 1.5; }
.support-list .row span { font-size: 13px; color: var(--c-muted); line-height: 1.7; }

/* ── Investment Guide ── */
.guide-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1px; background: var(--c-border-soft); border: 1px solid var(--c-border-soft); }
.guide-card { background: var(--c-white); padding: 28px 22px; transition: background .3s; display: grid; grid-template-columns: auto 1fr; column-gap: 14px; row-gap: 0; align-items: center; }
.guide-card:hover { background: #fdfbf6; }
.guide-card .num {
  grid-row: 1; grid-column: 1;
  font-family: var(--font-serif);
  font-size: 26px; color: var(--c-gold-deep); font-weight: 500;
  letter-spacing: -.01em;
  line-height: 1;
  min-width: 32px;
}
.guide-card h3 {
  grid-row: 1; grid-column: 2;
  font-size: 14.5px; font-weight: 500; color: var(--c-ink); line-height: 1.4; margin: 0;
}
.lang-ja .guide-card h3 { font-size: 13px; font-weight: 600; line-height: 1.55; }
.guide-card p { grid-row: 2; grid-column: 1 / -1; font-size: 12.5px; color: var(--c-muted); line-height: 1.7; margin-top: 14px; }

/* ── LeadingRE authority ── */
.authority {
  background: var(--c-navy);
  color: var(--c-white);
  padding: clamp(56px, 7vw, 96px) var(--gutter);
  text-align: center;
}
.authority-shell { max-width: 820px; margin: 0 auto; }
.authority .eyebrow { color: var(--c-gold); justify-content: center; }
.authority .eyebrow::before { background: var(--c-gold); }
.authority h3 {
  font-size: clamp(22px, 2.8vw, 32px);
  font-weight: 400;
  font-style: italic;
  color: var(--c-white);
  line-height: 1.5;
  margin-bottom: 28px;
}
.lang-ja .authority h3 { font-style: normal; font-size: clamp(18px, 2.4vw, 24px); line-height: 1.75; font-weight: 500; }
.lang-th .authority h3 { font-style: normal; font-weight: 700; line-height: 1.6; }
.authority-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; padding-top: 32px; border-top: 1px solid rgba(201,169,97,.3); }
.authority-stats div strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 32px; font-weight: 500;
  color: var(--c-gold);
  letter-spacing: -.01em;
  line-height: 1;
  margin-bottom: 8px;
}
.authority-stats div span { font-size: 11px; color: rgba(255,255,255,.6); letter-spacing: .12em; text-transform: uppercase; }

/* ── FAQ ── */
.faq-list { max-width: 820px; margin: 0 auto; display: flex; flex-direction: column; }
.faq-item {
  border-top: 1px solid var(--c-border);
  overflow: hidden;
  transition: border-color .3s;
}
.faq-item:last-child { border-bottom: 1px solid var(--c-border); }
.faq-item[open] { border-top-color: var(--c-gold); }
.faq-item[open] + .faq-item { border-top-color: var(--c-gold); }
.faq-item summary {
  padding: 24px 4px;
  font-family: var(--font-serif);
  font-size: 17px; font-weight: 500;
  color: var(--c-ink); cursor: pointer;
  list-style: none;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  transition: color .25s;
}
.lang-ja .faq-item summary { font-family: var(--font-serif-jp); font-size: 15px; font-weight: 600; }
.lang-th .faq-item summary { font-weight: 700; font-size: 15px; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  font-family: var(--font-serif);
  font-size: 24px; font-weight: 300;
  color: var(--c-gold-deep);
  flex-shrink: 0;
  transition: transform .3s;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item summary:hover { color: var(--c-gold-deep); }
.faq-answer { padding: 0 4px 24px; font-size: 14px; color: var(--c-muted); line-height: 1.9; max-width: 720px; }

/* ── Contact CTA ── */
.cta-panel {
  background: var(--c-navy);
  color: var(--c-white);
  padding: clamp(64px, 8vw, 104px);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-panel::before {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(600px 400px at 20% 20%, rgba(201,169,97,.1), transparent 60%),
    radial-gradient(500px 400px at 85% 80%, rgba(201,169,97,.08), transparent 60%);
  pointer-events: none;
}
.cta-panel > * { position: relative; }
.cta-panel .eyebrow { color: var(--c-gold); justify-content: center; }
.cta-panel .eyebrow::before { background: var(--c-gold); }
.cta-panel h2 {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 500;
  color: var(--c-white);
  line-height: 1.2;
  letter-spacing: -.01em;
  margin-bottom: 20px;
}
.lang-ja .cta-panel h2 { font-size: clamp(22px, 3.2vw, 34px); line-height: 1.45; font-weight: 500; }
.cta-panel h2 em { font-style: italic; color: var(--c-gold); font-weight: 400; }
.cta-panel p { font-size: 15px; color: rgba(255,255,255,.75); line-height: 1.9; max-width: 600px; margin: 0 auto 40px; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 48px; }
.cta-panel .btn-primary { background: var(--c-gold); color: var(--c-navy-deep); border-color: var(--c-gold); }
.cta-panel .btn-primary:hover { background: var(--c-gold-2); color: var(--c-navy-deep); }
.cta-panel .btn-secondary { color: var(--c-white); border-color: rgba(255,255,255,.4); }
.cta-panel .btn-secondary:hover { background: var(--c-white); color: var(--c-navy); border-color: var(--c-white); }

.cta-contacts { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; padding-top: 40px; border-top: 1px solid rgba(201,169,97,.3); }
.cta-contacts div small { display: block; font-size: 10px; color: var(--c-gold); letter-spacing: .18em; text-transform: uppercase; font-weight: 600; margin-bottom: 8px; }
.cta-contacts div strong { display: block; font-size: 14px; color: var(--c-white); font-weight: 500; line-height: 1.5; }
.cta-contacts div strong a { color: var(--c-white); border-bottom: 1px solid rgba(201,169,97,.3); transition: border-color .3s; }
.cta-contacts div strong a:hover { color: var(--c-gold-2); border-bottom-color: var(--c-gold); }

/* ── Footer ── */
.footer {
  background: var(--c-navy-deep);
  color: rgba(255,255,255,.6);
  padding: clamp(56px, 6vw, 80px) var(--gutter) clamp(32px, 4vw, 48px);
}
.footer-shell { max-width: var(--max-w); margin: 0 auto; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 48px; }
.footer-brand .brand-mark { background: var(--c-gold); color: var(--c-navy-deep); }
.footer-brand .brand-copy strong { color: var(--c-white); }
.footer-brand .brand-copy span { color: rgba(255,255,255,.5); }
.footer-brand p { font-size: 13px; color: rgba(255,255,255,.55); line-height: 1.8; margin-top: 20px; max-width: 320px; }
.footer-col h4 {
  font-family: var(--font-sans);
  font-size: 11px; font-weight: 600;
  color: var(--c-gold); letter-spacing: .2em;
  text-transform: uppercase; margin-bottom: 18px;
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { font-size: 13px; color: rgba(255,255,255,.65); transition: color .25s; }
.footer-col ul li a:hover { color: var(--c-gold); }
.footer-col p { font-size: 13px; color: rgba(255,255,255,.6); line-height: 1.8; }
.footer-leadingre { margin-top: 40px; padding: 20px 24px; border: 1px solid rgba(201,169,97,.25); }
.footer-leadingre small { display: block; font-size: 10px; color: var(--c-gold); letter-spacing: .2em; text-transform: uppercase; font-weight: 600; margin-bottom: 6px; }
.footer-leadingre span { font-size: 12.5px; color: rgba(255,255,255,.7); line-height: 1.7; }
.footer-bottom {
  padding-top: 28px; border-top: 1px solid rgba(255,255,255,.08);
  display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap;
  font-size: 11.5px; color: rgba(255,255,255,.4);
}
.footer-bottom .socials { display: flex; gap: 18px; }
.footer-bottom .socials a { color: rgba(255,255,255,.55); font-size: 11.5px; letter-spacing: .08em; text-transform: uppercase; }

/* ── Sticky dock ── */
.sticky-dock {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 900;
  background: rgba(15,26,48,.96);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid rgba(201,169,97,.25);
  padding: 14px var(--gutter);
}
.sticky-inner { max-width: var(--max-w); margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.sticky-copy strong { display: block; font-size: 13px; color: var(--c-white); font-weight: 500; }
.sticky-copy span { font-size: 11px; color: rgba(255,255,255,.55); }
.sticky-actions { display: flex; gap: 8px; flex-shrink: 0; }
.sticky-btn {
  display: inline-flex; align-items: center; padding: 10px 20px;
  font-size: 11px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase;
  white-space: nowrap; transition: all .25s;
}
.sticky-btn.primary { background: var(--c-gold); color: var(--c-navy-deep); }
.sticky-btn.primary:hover { background: var(--c-gold-2); color: var(--c-navy-deep); }
.sticky-btn.secondary { background: transparent; color: var(--c-white); border: 1px solid rgba(255,255,255,.3); }
.sticky-btn.secondary:hover { border-color: var(--c-gold); color: var(--c-gold); }

/* ── Toast ── */
.sample-toast {
  position: fixed; bottom: 96px; left: 50%; transform: translateX(-50%) translateY(24px);
  z-index: 9000;
  background: var(--c-white);
  border-left: 3px solid var(--c-gold);
  box-shadow: var(--shadow-2);
  padding: 16px 22px; max-width: 460px; width: calc(100% - 32px);
  opacity: 0; pointer-events: none; transition: opacity .35s, transform .35s;
}
.sample-toast.visible { opacity: 1; transform: translateX(-50%) translateY(0); pointer-events: auto; }
.sample-toast strong { display: block; font-size: 13px; color: var(--c-navy); font-weight: 600; margin-bottom: 4px; letter-spacing: .02em; }
.sample-toast span { font-size: 12.5px; color: var(--c-muted); line-height: 1.6; }

/* ================================================================
   Responsive
   ================================================================ */
@media (max-width: 1040px) {
  .belt-grid, .services-grid { grid-template-columns: repeat(2, 1fr); }
  .guide-grid { grid-template-columns: repeat(3, 1fr); }
  .areas-panel { grid-template-columns: 1fr; }
  .beyond { grid-template-columns: 1fr; }
  .beyond-photo { aspect-ratio: 16 / 10; min-height: 0; }
  .support-panel { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { max-width: 440px; margin: 0 auto; width: 100%; }
  .showcase-grid { grid-template-columns: 1fr; }
  .hero-signals { grid-template-columns: 1fr 1fr; }
  .authority-stats { grid-template-columns: 1fr 1fr; }
  .cta-contacts { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 680px) {
  .nav-toggle { display: flex; }
  .nav-panel {
    display: none; position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--c-bg);
    border-bottom: 1px solid var(--c-border);
    padding: 24px var(--gutter) 28px; flex-direction: column; gap: 24px;
    box-shadow: var(--shadow-1);
  }
  .nav-panel.open { display: flex; align-items: stretch; }
  .nav-links { flex-direction: column; gap: 16px; }
  .nav-links a { font-size: 16px; }
  .nav-tools { flex-direction: column; align-items: flex-start; gap: 16px; width: 100%; }
  .nav-cta { width: 100%; justify-content: center; }
  .belt-grid, .services-grid { grid-template-columns: 1fr; }
  .guide-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; }
  .hero-signals { grid-template-columns: repeat(3, auto); gap: 20px 24px; }
  .authority-stats, .cta-contacts { grid-template-columns: 1fr 1fr; gap: 20px 16px; }
  .authority-stats div strong { font-size: 26px; }
  .authority h3 { font-size: clamp(17px, 4vw, 22px); line-height: 1.6; }
  .hero-badge { position: static; margin-top: -24px; margin-left: 0; max-width: none; }
  .beyond-list { grid-template-columns: 1fr; }
  .sticky-copy { display: none; }
  .sticky-inner { justify-content: center; }
  .brand-copy span { display: none; }
}

@media (max-width: 480px) {
  :root { --section-py: clamp(48px, 8vw, 72px); --gutter: 20px; }
  .site-shell { padding-bottom: 96px; }
  .belt-card, .service-card { padding: 32px 24px; }
  .showcase-body { padding: 22px 22px 26px; }
  .showcase-body h3 { font-size: 18px; }
  .lang-ja .showcase-body h3 { font-size: 16px; }
  .showcase-body .price strong { font-size: 22px; }
  .cta-panel { padding: 48px 24px; }
  .support-panel { padding: 32px 24px; }
  .authority { padding: 56px 24px; }
}