/* ─── TOKENS ─────────────────────────────────────────────────────
   Colour palette inspired by Nagoya Castle (名古屋城):
   The castle's distinctive verdigris copper-green roof tiles
   (rokushō — 緑青) anchor the accent palette. Warm washi cream
   replaces the site's neutral grey for panel backgrounds,
   evoking Japanese paper screens and traditional interiors.
   All structural tokens mirror showcase-01 exactly.
────────────────────────────────────────────────────────────────── */
:root {
  /* ── Site base tokens (unchanged) ── */
  --ink:        #0D1117;
  --ink-dim:    #6B7280;
  --surface:    #FFFFFF;
  --dark:       #0F1B2D;
  --border-l:   #E5E7EB;
  --radius:     12px;
  --radius-lg:  18px;
  --nav-h:      56px;

  /* ── Japan accent palette ── */
  /* Verdigris green — castle roof / rokushō (緑青) */
  --jp-green:       #2E6B5A;
  --jp-green-dark:  #1F4D40;
  --jp-green-bg:    rgba(46,107,90,.07);
  --jp-green-mid:   rgba(46,107,90,.15);

  /* Washi cream — warm paper-screen panel background */
  --panel:      #F6F4EF;
  --panel-mid:  #EEECE6;

  /* Navy kept for structural dark elements */
  --navy:       #1A3A5C;
  --blue:       #2563AE;

  /* ── Motion tokens (mirrors site) ── */
  --ease-out-expo: cubic-bezier(.16,1,.3,1);
  --ease-spring:   cubic-bezier(.34,1.56,.64,1);
  --ease-gentle:   cubic-bezier(.25,.46,.45,.94);
}

/* ─── RESET ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html  { scroll-behavior: smooth; }
body  {
  font-family: 'Noto Sans', sans-serif;
  color: var(--ink); background: var(--surface);
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
a   { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; }
ul  { list-style: none; }

/* ─── NAV ────────────────────────────────────────────────────── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 32px; height: var(--nav-h);
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-l);
  transition: box-shadow .3s var(--ease-out-expo);
}
nav.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,.07); }

.nav-left { display: flex; align-items: center; gap: 20px; }
.nav-logo {
  font-family: 'Noto Sans', sans-serif; font-weight: 700;
  font-size: 15px; letter-spacing: -.3px;
  color: var(--ink); display: flex; align-items: center; gap: 8px;
  transition: opacity .2s;
}
.nav-logo:hover { opacity: .75; }
.nav-logo span {
  display: inline-block; width: 20px; height: 20px;
  border: 2px solid var(--ink); border-radius: 4px;
}
.nav-status { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--ink-dim); }
.status-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: #22C55E; animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.4} }

.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { font-size: 14px; color: var(--ink-dim); transition: color .2s; }

.nav-links a:not(.nav-cta) { position: relative; padding-bottom: 2px; }
.nav-links a:not(.nav-cta)::after {
  content: '';
  position: absolute; bottom: -2px; left: 0;
  width: 0; height: 1.5px;
  background: #A8C832; border-radius: 2px;
  transition: width .25s var(--ease-out-expo);
}
.nav-links a:not(.nav-cta):hover        { color: var(--ink); }
.nav-links a:not(.nav-cta):hover::after { width: 100%; }

.nav-active { font-weight: 600; color: var(--ink) !important; }
.nav-active:not(.nav-cta)::after { width: 100% !important; }

.nav-cta {
  font-size: 13px; font-weight: 600; padding: 8px 16px;
  background: #d0d0d0; color: var(--ink) !important;
  border-radius: 8px; transition: background .2s, transform .15s;
}
.nav-cta:hover { background: #e1e1e1; transform: translateY(-1px); }

.hamburger {
  display: none; flex-direction: column; gap: 5px;
  cursor: pointer; padding: 4px; background: none; border: none;
}
.hamburger span {
  display: block; width: 22px; height: 2px;
  background: var(--ink); border-radius: 2px;
  transition: transform .25s var(--ease-out-expo), opacity .2s;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  display: none; position: fixed; top: var(--nav-h); left: 0; right: 0;
  background: var(--surface); border-bottom: 1px solid var(--border-l);
  padding: 20px 32px 24px; z-index: 99; flex-direction: column; gap: 4px;
  transform: translateY(-6px); opacity: 0;
  transition: transform .25s var(--ease-out-expo), opacity .2s;
}
.mobile-menu.open { display: flex; transform: translateY(0); opacity: 1; }
.mobile-menu a {
  font-size: 16px; color: var(--ink-dim);
  padding: 12px 0; border-bottom: 1px solid var(--border-l); transition: color .2s;
}
.mobile-menu a:hover { color: var(--ink); }
.mobile-menu a:last-child { border-bottom: none; }

/* ─── PAGE LAYOUT ─────────────────────────────────────────────
   Mirrors showcase-01 exactly:
     grid-template-columns: 3fr 2fr
     grid-template-rows:    auto 1fr
     Banner:      col 1, row 1
     Meta panel:  col 2, row 1/3  (sticky)
     Japan panel: col 1, row 2    (scrollable)
────────────────────────────────────────────────────────────────── */
.japan-layout {
  display: grid;
  grid-template-columns: 3fr 2fr;
  grid-template-rows: auto 1fr;
  min-height: 100vh;
  padding-top: var(--nav-h);
  align-items: start;
}

/* ── Hero banner (col 1, row 1) ──────────────────────────────── */
.japan-banner {
  grid-column: 1; grid-row: 1;
  width: 100%; height: 225px;
  position: relative;
  border-bottom: 1px solid var(--border-l);
  border-right: 1px solid var(--border-l);
  overflow: hidden; flex-shrink: 0;
  background: var(--dark);
}

/* ── Meta panel (col 2, row 1/3 — sticky) ───────────────────── */
.meta-panel {
  grid-column: 2; grid-row: 1 / 3;
  position: sticky; top: var(--nav-h);
  height: calc(100vh - var(--nav-h));
  overflow-y: auto;
  background: var(--panel);
  border-left: 1px solid var(--border-l);
  -webkit-overflow-scrolling: touch;
}
.meta-panel::-webkit-scrollbar { width: 4px; }
.meta-panel::-webkit-scrollbar-track { background: transparent; }
.meta-panel::-webkit-scrollbar-thumb { background: var(--border-l); border-radius: 4px; }

/* ── Japan panel (col 1, row 2 — scrollable) ─────────────────── */
.japan-panel {
  grid-column: 1; grid-row: 2;
  background: var(--surface);
  border-right: 1px solid var(--border-l);
  display: flex; flex-direction: column;
  min-width: 0; overflow-x: hidden;
}

/* ─── META PANEL INTERNALS ──────────────────────────────────────
   Structure mirrors showcase-01 exactly.
   Glance card header uses --jp-green (verdigris) instead of CP red.
   Finding card uses a deep garden-green (not near-black dark).
────────────────────────────────────────────────────────────────── */
.meta-inner { padding: 48px 40px; display: flex; flex-direction: column; gap: 28px; }
.meta-divider { height: 1px; background: var(--border-l); }

.glance-card {
  background: var(--surface); border: 1px solid var(--border-l);
  border-radius: var(--radius-lg); overflow: hidden;
}
.glance-card-header { padding: 14px 20px; background: var(--jp-green); }
.glance-card-title  {
  font-size: 1.15em; font-weight: 700; text-transform: uppercase;
  letter-spacing: 1.5px; color: #fff;
}
.glance-list { display: flex; flex-direction: column; }
.glance-row {
  display: flex; justify-content: space-between; align-items: flex-start;
  padding: 11px 20px; border-bottom: 1px solid var(--border-l); gap: 12px;
}
.glance-row:last-child { border-bottom: none; }
.glance-key { color: var(--ink); font-size: 16px; font-weight: 500; flex-shrink: 0; }
.glance-val { color: var(--ink); font-size: 16px; font-weight: 600; text-align: right; line-height: 1.5; }

/* ── Finding card ────────────────────────────────────────────────
   CHANGED: background from near-black (--dark) to a rich deep
   garden-green drawn from the autumn gardening photograph.
   This is lighter and warmer, and stays within the verdigris
   colour story of the page without disappearing into black.
────────────────────────────────────────────────────────────────── */
.finding-card {
  background: #2C3D36;
  border-radius: var(--radius-lg);
  padding: 22px 20px; display: flex; flex-direction: column; gap: 11px;
}
.finding-label {
  font-size: 1.1em; font-weight: 700; text-transform: uppercase;
  letter-spacing: 1.5px; color: #fff;
}
.finding-text { font-size: 20px; line-height: 2; color: #fff; }

.cta-card {
  background: var(--surface); border: 1px solid var(--border-l);
  border-radius: var(--radius-lg); overflow: hidden;
  transition: box-shadow .25s var(--ease-gentle), transform .25s var(--ease-spring);
}
.cta-card:hover {
  box-shadow: 0 8px 32px rgba(46,107,90,.12);
  transform: translateY(-3px);
}
.cta-card-body {
  padding: 28px 24px;
  display: flex; flex-direction: column; gap: 14px;
}
.cta-headline {
  font-family: 'Noto Sans', sans-serif; font-weight: 800;
  font-size: clamp(20px, 1.8vw, 26px);
  color: var(--ink); line-height: 1.2; letter-spacing: -.4px; margin-bottom: 10px;
}
.cta-btn {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  width: 100%; margin-top: 4px;
  font-family: 'Noto Sans', sans-serif;
  font-size: 32px; font-weight: 700;
  color: #fff;
  background: var(--jp-green);
  padding: 14px 20px; border-radius: 10px;
  transition: background .2s, transform .2s var(--ease-spring), box-shadow .2s;
}
.cta-btn:hover {
  background: var(--jp-green-dark);
  transform: translateY(-2px);
  box-shadow: 0 5px 20px rgba(46,107,90,.3);
}
.cta-btn svg { flex-shrink: 0; transition: transform .2s; }
.cta-btn:hover svg { transform: translateX(4px); }

/* ─── JAPAN INNER ─────────────────────────────────────────────── */
.japan-inner {
  flex: 1; padding: 52px 52px 40px;
  display: flex; flex-direction: column; gap: 52px;
}
.showcase-header { display: flex; flex-direction: column; gap: 16px; }
.header-eyebrow  { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.badge {
  display: inline-flex; align-items: center;
  font-family: 'Noto Sans', sans-serif;
  font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 1.5px;
  color: var(--jp-green); background: var(--jp-green-bg);
  border: 1px solid var(--jp-green-mid); padding: 5px 12px; border-radius: 20px;
}
.showcase-title {
  font-family: 'Noto Sans', sans-serif; font-weight: 800;
  font-size: clamp(30px, 3.8vw, 50px);
  letter-spacing: -1.2px; color: var(--ink); line-height: 1.05;
}
.showcase-subtitle {
  font-size: 1.4em; color: var(--ink-dim); line-height: 1.75;
}
.section-label {
  font-family: 'Noto Sans', sans-serif;
  font-size: 22px; font-weight: 800;
  color: var(--ink); letter-spacing: -.4px;
  line-height: 1.2; margin-bottom: 20px; display: block;
}

/* ─── BODY TEXT ───────────────────────────────────────────────── */
.section-body { font-size: 15px; line-height: 1.85; color: var(--ink); }
.section-body + .section-body { margin-top: 16px; }

.pullquote {
  margin: 22px 0; padding: 18px 22px;
  border-left: 3px solid var(--jp-green);
  background: var(--jp-green-bg);
  border-radius: 0 var(--radius) var(--radius) 0;
}
.pullquote p {
  font-size: 16px; font-style: italic;
  color: var(--jp-green); line-height: 1.75; font-weight: 600;
}

/* ─── KAIZEN CALLOUT ──────────────────────────────────────────── */
.kaizen-callout {
  display: flex; align-items: stretch; gap: 0;
  margin: 22px 0;
  border: 1px solid var(--jp-green-mid);
  border-radius: var(--radius-lg); overflow: hidden;
  background: var(--surface);
}
.kaizen-callout-char {
  padding: 20px 24px;
  background: var(--jp-green);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
  font-family: 'Noto Sans JP', 'Noto Sans', sans-serif;
  font-size: 36px; font-weight: 300; color: #fff; line-height: 1;
  min-width: 88px;
  letter-spacing: -1px;
}
.kaizen-callout-body {
  padding: 18px 22px; display: flex; flex-direction: column; gap: 5px;
  background: var(--jp-green-bg);
}
.kaizen-callout-romaji {
  font-family: 'Noto Sans', sans-serif;
  font-size: 11px; font-weight: 700; letter-spacing: 1.2px; text-transform: uppercase;
  color: var(--jp-green);
}
.kaizen-callout-gloss {
  font-size: 14px; line-height: 1.7; color: var(--ink-dim);
}

/* ─── IMAGE ELEMENTS ──────────────────────────────────────────── */
.img-placeholder {
  width: 100%; position: relative;
  border: 2px dashed var(--border-l);
  border-radius: var(--radius); background: var(--panel); overflow: hidden;
}
.img-placeholder::before     { content: ''; display: block; padding-top: 48%; }
.img-placeholder-body {
  position: absolute; inset: 0;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 10px; padding: 20px; text-align: center;
}
.placeholder-icon  { color: var(--panel-mid); }
.placeholder-label { font-size: 13px; font-weight: 700; color: var(--ink-dim); }
.placeholder-hint  { font-size: 11px; color: var(--ink-dim); opacity: .7; max-width: 260px; line-height: 1.55; }
.img-caption {
  font-size: 12px; font-weight: 600; color: var(--ink-dim); text-align: center; display: block;
}

/* ─── CONTACT SECTION ────────────────────────────────────────── */
.japan-contact { display: flex; flex-direction: column; }

/* ── mc-header ────────────────────────────────────────────────────
   CHANGED: background from near-black (--dark) to the same deep
   garden-green used on the finding card, for visual consistency.
   The ::after top-border decoration has been removed entirely.
   The ::before ambient glow is retained but adjusted for the
   lighter green background.
────────────────────────────────────────────────────────────────── */
.mc-header {
  background: #2C3D36;
  position: relative;
  padding: 48px 40px 44px;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  overflow: hidden;
}
.mc-header::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 60% at 20% 40%, rgba(255,255,255,.04) 0%, transparent 70%),
    radial-gradient(ellipse 50% 50% at 85% 75%, rgba(0,0,0,.12) 0%, transparent 70%);
  pointer-events: none;
}
/* ::after removed — no top horizontal decoration */
.mc-eyebrow {
  position: relative; z-index: 1;
  font-size: 10px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 1.8px; color: rgba(255,255,255,.55);
  margin-bottom: 10px;
}
.mc-headline {
  position: relative; z-index: 1;
  font-family: 'Noto Sans', sans-serif; font-weight: 800;
  font-size: clamp(26px, 4vw, 38px);
  color: #fff; line-height: 1.15; letter-spacing: -.6px;
  margin-bottom: 12px;
}
.mc-sub {
  position: relative; z-index: 1;
  font-size: 14px; line-height: 1.7;
  color: rgba(255,255,255,.60);
}

.mc-form-wrap {
  background: var(--surface);
  border: 1px solid var(--border-l);
  border-top: none;
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  padding: 36px 40px 40px;
}
.mc-form { display: flex; flex-direction: column; gap: 12px; }
.mc-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.mc-form-group { display: flex; flex-direction: column; }

.mc-input,
.mc-textarea {
  width: 100%; padding: 13px 16px;
  font-family: 'Noto Sans', sans-serif; font-size: 14px;
  color: var(--ink); background: var(--panel);
  border: 1.5px solid transparent; border-radius: var(--radius);
  outline: none; transition: border-color .2s, background .2s, box-shadow .2s;
  appearance: none; -webkit-appearance: none;
}
.mc-input::placeholder, .mc-textarea::placeholder { color: var(--ink-dim); }
.mc-input:focus, .mc-textarea:focus {
  border-color: var(--jp-green);
  background: var(--surface);
  box-shadow: 0 0 0 3px rgba(46,107,90,.1);
}
.mc-input-error { border-color: #EF4444 !important; animation: mc-shake .35s ease; }
@keyframes mc-shake {
  0%, 100% { transform: translateX(0); }
  25%       { transform: translateX(-6px); }
  75%       { transform: translateX(6px); }
}
.mc-textarea { resize: vertical; min-height: 110px; line-height: 1.65; }

/* ── Submit button ────────────────────────────────────────────────
   CHANGED: font-size increased from 15px to 17px.
   SVG size is set in the HTML (24×24, up from 18×18).
────────────────────────────────────────────────────────────────── */
.mc-btn-submit {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  width: 100%; margin-top: 4px; padding: 15px 24px;
  background: var(--jp-green); color: #fff;
  font-family: 'Noto Sans', sans-serif; font-size: 17px; font-weight: 700;
  border: none; border-radius: 10px; cursor: pointer;
  transition: background .2s, transform .2s var(--ease-spring), box-shadow .2s;
}
.mc-btn-submit:hover:not(:disabled) {
  background: var(--jp-green-dark);
  transform: translateY(-2px);
  box-shadow: 0 5px 20px rgba(46,107,90,.28);
}
.mc-btn-submit:active:not(:disabled) { transform: translateY(0); }
.mc-btn-submit:disabled { opacity: .65; cursor: not-allowed; }
.mc-btn-submit svg { flex-shrink: 0; transition: transform .2s; }
.mc-btn-submit:hover:not(:disabled) svg { transform: translateX(4px); }

.mc-success {
  display: none; align-items: center; gap: 10px;
  padding: 16px 20px;
  background: rgba(34,197,94,.07); border: 1px solid rgba(34,197,94,.2);
  border-radius: var(--radius);
  font-size: 14px; color: var(--ink); line-height: 1.65;
  margin-top: 4px;
}
.mc-success.visible { display: flex; }

/* ─── FOOTER ──────────────────────────────────────────────────── */
.showcase-footer {
  padding: 24px 52px;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 12px; border-top: 1px solid var(--border-l);
}
.footer-copy  { font-size: 12px; color: var(--ink-dim); }
.footer-links { display: flex; gap: 20px; }
.footer-links a { font-size: 12px; color: var(--ink-dim); transition: color .2s; }
.footer-links a:hover { color: var(--ink); }

/* ═══════════════════════════════════════════════════════════════
   RESPONSIVE — mirrors showcase-01 breakpoints exactly:
   1100 → 960 → 768 → 480
   ═══════════════════════════════════════════════════════════════ */

@media (max-width: 1100px) {
  .japan-inner { padding: 44px 40px 32px; }
  .meta-inner  { padding: 40px 32px; }
}

@media (max-width: 960px) {
  .japan-layout {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
    max-width: 100%; overflow-x: hidden;
  }

  /* Stack: banner → meta panel → japan panel */
  .japan-banner {
    grid-column: 1; grid-row: 1; order: 1;
    border-right: none; border-bottom: 1px solid var(--border-l);
  }
  .meta-panel {
    grid-column: 1; grid-row: 2; order: 2;
    position: relative; top: auto;
    height: auto; overflow-y: visible;
    border-left: none;
    border-top: 1px solid var(--border-l);
    border-bottom: 1px solid var(--border-l);
    max-width: 100%; overflow-x: hidden;
  }
  .japan-panel {
    grid-column: 1; grid-row: 3; order: 3;
    border-right: none; max-width: 100%; overflow-x: hidden;
  }

  .meta-inner      { padding: 40px 36px; }
  .japan-inner     { padding: 40px 36px 28px; gap: 40px; }
  .showcase-footer { padding: 24px 36px; }

  /* Desktop CTA hidden — contact form is in the left panel */
  .cta-card { display: none; }
}

@media (max-width: 768px) {
  nav { padding: 0 20px; }
  .nav-links, .nav-status, .nav-cta { display: none; }
  .hamburger { display: flex; }

  .japan-inner     { padding: 32px 24px 24px; gap: 32px; }
  .showcase-footer { padding: 20px 24px; flex-direction: column; align-items: flex-start; }
  .meta-inner      { padding: 32px 24px; }

  .section-label    { font-size: 19px; }
  .glance-row       { flex-direction: column; gap: 3px; }
  .glance-val       { text-align: left; }
  .glance-key, .glance-val { font-size: 14px; }
  .finding-text     { font-size: 17px; }

  .kaizen-callout         { flex-direction: column; }
  .kaizen-callout-char    { min-width: 0; padding: 14px 20px; justify-content: flex-start; font-size: 28px; }

  .mc-header    { padding: 40px 28px 36px; }
  .mc-form-wrap { padding: 28px 28px 32px; }
  .mc-form-row  { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .japan-inner     { padding: 28px 20px 20px; gap: 28px; }
  .meta-inner      { padding: 28px 20px; }
  .showcase-footer { padding: 20px; flex-direction: column; align-items: flex-start; }

  .section-label   { font-size: 18px; }
  .showcase-title  { letter-spacing: -.8px; }
  .japan-banner    { height: 160px; }

  .glance-key, .glance-val { font-size: 13px; }

  .mc-header    { padding: 32px 20px 28px; }
  .mc-headline  { font-size: 24px; }
  .mc-form-wrap { padding: 24px 20px 28px; }
}