/* ═══════════════════════════════════════════════════════════
   KBB CORP — Design System
   Light & Sophisticated · Japanese-Cosmopolitan
═══════════════════════════════════════════════════════════ */

/* ── Custom Properties ── */
:root {
  --cream:       #FAFAF8;
  --paper:       #F3EFE7;
  --paper-dark:  #EAE5DB;
  --ink:         #141414;
  --ink-mid:     #3A3A3A;
  --ink-light:   #6B6B6B;
  --red:         #BE1E2D;
  --red-hover:   #9E1825;
  --gold:        #8B7251;
  --rule:        #D8D2C8;
  --border:      #E4DDD4;

  --font-display: 'Cormorant Garamond', 'Times New Roman', Georgia, serif;
  --font-body:    'Inter', system-ui, -apple-system, sans-serif;
  --font-jp:      'Noto Serif JP', 'Hiragino Mincho ProN', 'Yu Mincho', serif;

  --max-w: 1280px;
  --nav-h: 76px;
  --gutter: clamp(1.25rem, 5vw, 4rem);

  --ease-silk: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-snap: cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

body {
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.7;
  overflow-x: hidden;
}

img, video { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button { background: none; border: none; cursor: pointer; font: inherit; }
ul { list-style: none; }

/* ── Language System ── */
[data-lang="en"] .lang-jp,
[data-lang="jp"] .lang-en { display: none !important; }

[data-lang="en"] .lang-en,
[data-lang="jp"] .lang-jp { display: inline; }

/* Block-level language elements need block display */
p.lang-en, p.lang-jp,
div.lang-en, div.lang-jp { display: block; }
[data-lang="en"] p.lang-jp,
[data-lang="en"] div.lang-jp,
[data-lang="jp"] p.lang-en,
[data-lang="jp"] div.lang-en { display: none !important; }

/* ── Typography helpers ── */
body[data-lang="jp"] h1,
body[data-lang="jp"] h2,
body[data-lang="jp"] h3,
body[data-lang="jp"] p {
  font-family: var(--font-jp);
}

/* ── Container ── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* ══════════════════════════════════════════════════════════
   NAVIGATION
══════════════════════════════════════════════════════════ */
.nav-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 900;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  background: rgba(250, 250, 248, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, background 0.3s;
}

.nav-header.scrolled {
  border-bottom-color: var(--border);
  background: rgba(250, 250, 248, 0.97);
}

.nav-inner {
  max-width: var(--max-w);
  width: 100%;
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: flex;
  align-items: center;
  gap: 2rem;
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  flex-shrink: 0;
}

.logo-kbb {
  font-family: var(--font-display);
  font-size: 1.625rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--ink);
}

.logo-sub {
  font-family: var(--font-body);
  font-size: 0.6875rem;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-light);
}

/* Nav links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  margin-left: auto;
}

.nav-link {
  font-size: 0.8125rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--ink-mid);
  position: relative;
  transition: color 0.2s;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0;
  width: 0; height: 1px;
  background: var(--red);
  transition: width 0.3s var(--ease-silk);
}

.nav-link:hover { color: var(--ink); }
.nav-link:hover::after { width: 100%; }

/* Nav right */
.nav-right {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-shrink: 0;
}

/* Language toggle */
.lang-toggle {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--ink-light);
  padding: 0.35rem 0;
  transition: color 0.2s;
}

.toggle-en, .toggle-jp { transition: color 0.2s; }
.toggle-divider { opacity: 0.3; }

[data-lang="en"] .toggle-en { color: var(--red); }
[data-lang="jp"] .toggle-jp { color: var(--red); }

.lang-toggle:hover { color: var(--ink); }

/* Hamburger */
.nav-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}

.nav-menu-btn span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--ink);
  transition: all 0.3s var(--ease-silk);
  transform-origin: center;
}

.nav-menu-btn.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-menu-btn.open span:nth-child(2) { opacity: 0; }
.nav-menu-btn.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile Nav */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 800;
  background: var(--cream);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-8px);
  transition: opacity 0.35s var(--ease-silk), transform 0.35s var(--ease-silk);
}

.mobile-nav.open {
  opacity: 1;
  pointer-events: all;
  transform: none;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

.mobile-nav-link {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 5vw, 2.5rem);
  font-weight: 300;
  letter-spacing: 0.04em;
  color: var(--ink);
  transition: color 0.2s;
}

.mobile-nav-link:hover { color: var(--red); }

/* ══════════════════════════════════════════════════════════
   HERO
══════════════════════════════════════════════════════════ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--cream);
  padding-top: var(--nav-h);
}

/* Large decorative kanji */
.hero-bg-text {
  position: absolute;
  right: -0.05em;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-jp);
  font-size: clamp(220px, 28vw, 420px);
  font-weight: 200;
  color: transparent;
  -webkit-text-stroke: 1px rgba(0,0,0,0.04);
  line-height: 1;
  user-select: none;
  pointer-events: none;
  white-space: nowrap;
}

.hero-inner {
  max-width: var(--max-w);
  width: 100%;
  margin: 0 auto;
  padding: 6rem var(--gutter) 8rem;
  position: relative;
  z-index: 1;
}

/* Kicker line */
.hero-kicker {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2.5rem;
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-light);
}

.kicker-line {
  display: block;
  width: 40px;
  height: 1px;
  background: var(--red);
  flex-shrink: 0;
}

/* Headline */
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 7rem);
  font-weight: 300;
  line-height: 1.08;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin-bottom: 2rem;
  max-width: 720px;
}

.hero-headline em {
  font-style: italic;
  color: var(--red);
}

/* Sub */
.hero-sub {
  font-size: clamp(0.9375rem, 1.8vw, 1.125rem);
  font-weight: 300;
  line-height: 1.75;
  color: var(--ink-mid);
  max-width: 520px;
  margin-bottom: 3rem;
}

/* CTA */
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

/* Scroll indicator */
.hero-scroll-indicator {
  position: absolute;
  bottom: 3rem;
  left: var(--gutter);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.scroll-line {
  display: block;
  width: 1px;
  height: 56px;
  background: linear-gradient(to bottom, transparent, var(--ink-light));
  animation: scrollPulse 2s ease-in-out infinite;
}

.scroll-label {
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-light);
  writing-mode: vertical-rl;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(0.8); }
}

/* Side text */
.hero-side-text {
  position: absolute;
  right: var(--gutter);
  bottom: 3rem;
  writing-mode: vertical-rl;
  font-size: 0.6875rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-light);
  opacity: 0.5;
  user-select: none;
}

/* ══════════════════════════════════════════════════════════
   PHILOSOPHY STRIP
══════════════════════════════════════════════════════════ */
.philosophy-strip {
  background: var(--paper);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: stretch;
  overflow: hidden;
}

.phil-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  padding: 2.5rem 1rem;
  transition: background 0.3s;
}

.phil-item:hover { background: var(--paper-dark); }

.phil-kanji {
  font-family: var(--font-jp);
  font-size: clamp(2rem, 4vw, 3.25rem);
  font-weight: 200;
  color: var(--ink);
  line-height: 1;
}

.phil-label {
  font-size: 0.6875rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-light);
}

.phil-divider {
  width: 1px;
  background: var(--border);
  align-self: stretch;
}

/* ══════════════════════════════════════════════════════════
   SHARED SECTION STYLES
══════════════════════════════════════════════════════════ */
.section {
  padding: clamp(5rem, 10vw, 9rem) 0;
}

.section-label {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 3.5rem;
}

.label-num {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  color: var(--red);
}

.label-text {
  font-size: 0.6875rem;
  font-weight: 400;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-light);
}

.section-label::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.section-headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.75rem);
  font-weight: 300;
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.section-headline em {
  font-style: italic;
  color: var(--red);
}

/* ══════════════════════════════════════════════════════════
   BUTTONS
══════════════════════════════════════════════════════════ */
.btn-primary {
  display: inline-flex;
  align-items: center;
  padding: 0.875rem 2rem;
  background: var(--ink);
  color: var(--cream);
  font-size: 0.8125rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: background 0.25s, transform 0.2s;
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--red);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease-silk);
  z-index: 0;
}

.btn-primary:hover::before { transform: scaleX(1); }
.btn-primary span { position: relative; z-index: 1; }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  padding: 0.875rem 2rem;
  border: 1px solid var(--ink);
  color: var(--ink);
  font-size: 0.8125rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: background 0.25s, color 0.25s, border-color 0.25s;
}

.btn-ghost:hover {
  background: var(--ink);
  color: var(--cream);
}

/* ══════════════════════════════════════════════════════════
   ABOUT
══════════════════════════════════════════════════════════ */
.about-section { background: var(--cream); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: start;
}

.about-headline-col {
  position: sticky;
  top: calc(var(--nav-h) + 2rem);
  padding-bottom: 2rem;
}

.about-headline-col .section-headline {
  margin-bottom: 2.5rem;
}

.about-accent-circle {
  width: clamp(80px, 12vw, 160px);
  height: clamp(80px, 12vw, 160px);
  border-radius: 50%;
  border: 1px solid var(--red);
  opacity: 0.15;
  margin-top: 1rem;
}

.about-lead {
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  font-weight: 300;
  line-height: 1.8;
  color: var(--ink-mid);
  margin-bottom: 1.5rem;
}

.about-body {
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--ink-light);
  margin-bottom: 3rem;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--border);
}

.stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 300;
  color: var(--ink);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-plus {
  font-size: 0.6em;
  color: var(--red);
  vertical-align: top;
  margin-top: 0.25em;
  display: inline-block;
}

.stat-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--ink-light);
  line-height: 1.5;
}

/* ══════════════════════════════════════════════════════════
   SERVICES
══════════════════════════════════════════════════════════ */
.services-section { background: var(--paper); }

.services-header {
  margin-bottom: 4rem;
  max-width: 600px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.service-card {
  background: var(--paper);
  padding: clamp(2rem, 4vw, 3rem);
  position: relative;
  overflow: hidden;
  transition: background 0.3s;
  display: flex;
  flex-direction: column;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 2px;
  height: 0;
  background: var(--red);
  transition: height 0.4s var(--ease-snap);
}

.service-card:hover { background: var(--cream); }
.service-card:hover::before { height: 100%; }

.service-num {
  font-family: var(--font-jp);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 200;
  color: var(--rule);
  line-height: 1;
  margin-bottom: 1.5rem;
  transition: color 0.3s;
}

.service-card:hover .service-num { color: var(--border); }

.service-body { flex: 1; display: flex; flex-direction: column; }

.service-title {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.5vw, 1.625rem);
  font-weight: 400;
  letter-spacing: 0.01em;
  margin-bottom: 1rem;
  color: var(--ink);
}

.service-desc {
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--ink-light);
  flex: 1;
  margin-bottom: 1.5rem;
}

.service-link {
  font-size: 0.8125rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--red);
  transition: letter-spacing 0.3s;
  display: inline-block;
  margin-top: auto;
}

.service-link:hover { letter-spacing: 0.18em; }

/* ══════════════════════════════════════════════════════════
   APPROACH
══════════════════════════════════════════════════════════ */
.approach-section { background: var(--cream); }

.approach-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
  margin-bottom: 5rem;
  padding-bottom: 4rem;
  border-bottom: 1px solid var(--border);
}

.approach-intro-text {
  font-size: clamp(0.9375rem, 1.6vw, 1.0625rem);
  line-height: 1.9;
  color: var(--ink-mid);
  padding-top: 0.75rem;
}

.approach-intro-text em {
  font-style: italic;
  color: var(--ink);
  font-family: var(--font-jp);
}

.approach-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.approach-step {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 3rem;
  padding: 2.5rem 0;
  border-bottom: 1px solid var(--border);
  align-items: start;
  transition: background 0.25s;
}

.approach-step:first-child { padding-top: 0; }
.approach-step:last-child { border-bottom: none; }

.approach-step:hover { background: var(--paper); margin: 0 calc(-1 * var(--gutter)); padding-left: var(--gutter); padding-right: var(--gutter); }

.step-num {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--red);
  padding-top: 0.35rem;
}

.step-title {
  font-family: var(--font-display);
  font-size: clamp(1.125rem, 2.2vw, 1.5rem);
  font-weight: 400;
  margin-bottom: 0.875rem;
  color: var(--ink);
}

.step-desc {
  font-size: 0.9rem;
  line-height: 1.9;
  color: var(--ink-light);
}

/* ══════════════════════════════════════════════════════════
   QUOTE BREAK
══════════════════════════════════════════════════════════ */
.quote-break {
  background: var(--ink);
  padding: clamp(4rem, 8vw, 7rem) 0;
  position: relative;
  overflow: hidden;
}

.quote-break::before {
  content: '—';
  position: absolute;
  right: 5%;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-display);
  font-size: clamp(8rem, 18vw, 18rem);
  font-weight: 200;
  color: rgba(255,255,255,0.03);
  line-height: 1;
  pointer-events: none;
  user-select: none;
}

.pullquote {
  max-width: 780px;
  position: relative;
}

.quote-mark {
  font-family: var(--font-display);
  font-size: 5rem;
  color: var(--red);
  line-height: 0.8;
  display: block;
  margin-bottom: 1rem;
  opacity: 0.8;
}

.pullquote p {
  font-family: var(--font-display);
  font-size: clamp(1.375rem, 3vw, 2.25rem);
  font-weight: 300;
  line-height: 1.5;
  letter-spacing: 0.01em;
  color: rgba(255,255,255,0.9);
  font-style: italic;
  margin-bottom: 2rem;
}

.quote-attribution {
  font-size: 0.8125rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  color: rgba(255,255,255,0.4);
  text-transform: uppercase;
}

/* ══════════════════════════════════════════════════════════
   INSIGHTS
══════════════════════════════════════════════════════════ */
.insights-section { background: var(--paper); }

.insights-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 3.5rem;
  flex-wrap: wrap;
}

.insights-all-link {
  font-size: 0.8125rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--ink-mid);
  white-space: nowrap;
  transition: color 0.2s;
  padding-bottom: 0.25rem;
  border-bottom: 1px solid var(--border);
}

.insights-all-link:hover { color: var(--red); border-color: var(--red); }

.insights-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  grid-template-rows: auto auto;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.insight-card {
  background: var(--paper);
  padding: clamp(2rem, 3.5vw, 2.75rem);
  transition: background 0.3s;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.insight-card:hover { background: var(--cream); }

.insight-featured {
  grid-row: span 2;
}

.insight-tag {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 0.25rem;
}

.insight-title {
  font-family: var(--font-display);
  font-size: clamp(1.125rem, 2.5vw, 1.625rem);
  font-weight: 400;
  line-height: 1.25;
  color: var(--ink);
  flex: 1;
}

.insight-featured .insight-title {
  font-size: clamp(1.375rem, 3vw, 2.125rem);
}

.insight-excerpt {
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--ink-light);
}

.insight-meta {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  margin-top: auto;
}

.insight-date, .insight-read {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--ink-light);
}

.insight-read { color: var(--gold); }

/* ══════════════════════════════════════════════════════════
   CONTACT
══════════════════════════════════════════════════════════ */
.contact-section { background: var(--cream); }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: clamp(3rem, 6vw, 7rem);
  align-items: start;
}

.contact-info .section-headline {
  margin-bottom: 1.75rem;
}

.contact-intro {
  font-size: clamp(0.9375rem, 1.6vw, 1.0625rem);
  line-height: 1.85;
  color: var(--ink-mid);
  margin-bottom: 3rem;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-detail {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.detail-label {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--red);
}

.detail-value {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--ink-mid);
}

/* Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-label {
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-light);
}

.form-input {
  width: 100%;
  padding: 0.875rem 1rem;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 0;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 300;
  color: var(--ink);
  transition: border-color 0.25s;
  appearance: none;
  -webkit-appearance: none;
  outline: none;
}

.form-input:focus { border-color: var(--ink); }
.form-input::placeholder { color: var(--rule); }

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%236B6B6B'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}

.form-textarea { resize: vertical; min-height: 120px; }

.form-submit {
  width: 100%;
  justify-content: center;
  margin-top: 0.5rem;
}

/* ══════════════════════════════════════════════════════════
   FOOTER
══════════════════════════════════════════════════════════ */
.site-footer {
  background: var(--ink);
  color: rgba(255,255,255,0.65);
  padding: 5rem 0 2.5rem;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 4rem;
  padding-bottom: 4rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  margin-bottom: 2rem;
}

.footer-logo {
  display: block;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.9);
  margin-bottom: 1rem;
}

.footer-tagline {
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.3);
}

.footer-links-col {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-col-label {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.35);
  margin-bottom: 0.5rem;
}

.footer-link {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.6);
  transition: color 0.2s;
  line-height: 1.4;
}

.footer-link:hover { color: rgba(255,255,255,0.9); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-copy {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.3);
}

.footer-legal {
  display: flex;
  gap: 1.5rem;
}

.footer-legal-link {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.3);
  transition: color 0.2s;
}

.footer-legal-link:hover { color: rgba(255,255,255,0.6); }

/* ══════════════════════════════════════════════════════════
   REVEAL ANIMATIONS
══════════════════════════════════════════════════════════ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease-silk), transform 0.7s var(--ease-silk);
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

.reveal:nth-child(2) { transition-delay: 0.1s; }
.reveal:nth-child(3) { transition-delay: 0.2s; }
.reveal:nth-child(4) { transition-delay: 0.3s; }

/* ══════════════════════════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .about-grid {
    grid-template-columns: 1fr;
  }

  .about-headline-col {
    position: static;
  }

  .approach-intro {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }

  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-menu-btn { display: flex; }

  .hero-bg-text { font-size: 160px; opacity: 0.6; }

  .hero-scroll-indicator,
  .hero-side-text { display: none; }

  .philosophy-strip {
    flex-wrap: wrap;
  }

  .phil-item { flex: 0 0 50%; }
  .phil-divider:nth-child(2) { display: none; }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .approach-step {
    grid-template-columns: 60px 1fr;
    gap: 1.5rem;
  }

  .approach-step:hover {
    margin: 0;
    padding-left: 0;
    padding-right: 0;
  }

  .insights-grid {
    grid-template-columns: 1fr;
  }

  .insight-featured { grid-row: span 1; }

  .about-stats { grid-template-columns: 1fr; gap: 1.25rem; }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-brand { grid-column: auto; }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  :root { --gutter: 1.25rem; }

  .hero-cta { flex-direction: column; }
  .btn-primary, .btn-ghost { width: 100%; justify-content: center; }

  .phil-item { flex: 0 0 100%; }
  .phil-divider { display: none; }
}

/* ══════════════════════════════════════════════════════════
   SVG LOGO
══════════════════════════════════════════════════════════ */
.logo-svg {
  width: auto;
  height: 44px;
  display: block;
}

.footer-logo-svg {
  width: auto;
  height: 56px;
  display: block;
  margin-bottom: 1rem;
}

/* ══════════════════════════════════════════════════════════
   SERVICES GRID — 3 columns
══════════════════════════════════════════════════════════ */
.services-grid--3 {
  grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 900px) {
  .services-grid--3 {
    grid-template-columns: 1fr;
  }
}

/* ══════════════════════════════════════════════════════════
   NIHONBASHI HERITAGE SECTION
══════════════════════════════════════════════════════════ */
.nihonbashi-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 540px;
  overflow: hidden;
}

.nihonbashi-art {
  position: relative;
  overflow: hidden;
  background: var(--paper-dark);
}

.nihonbashi-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: transform 0.8s var(--ease-silk);
}

.nihonbashi-art:hover .nihonbashi-img {
  transform: scale(1.03);
}

.nihonbashi-caption {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.75);
  background: rgba(0,0,0,0.4);
  padding: 0.35rem 0.75rem;
  backdrop-filter: blur(4px);
}

.nihonbashi-text {
  background: var(--paper);
  padding: clamp(3rem, 6vw, 6rem) clamp(2rem, 5vw, 5rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-left: 1px solid var(--border);
}

.nihonbashi-label {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 1.5rem;
}

.nihonbashi-quote {
  font-family: var(--font-display);
  font-size: clamp(1.125rem, 2.2vw, 1.5rem);
  font-weight: 300;
  font-style: italic;
  line-height: 1.6;
  color: var(--ink);
  border-left: 3px solid var(--red);
  padding-left: 1.5rem;
  margin-bottom: 1.75rem;
}

.nihonbashi-body {
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--ink-mid);
}

@media (max-width: 768px) {
  .nihonbashi-section {
    grid-template-columns: 1fr;
  }
  .nihonbashi-art {
    min-height: 300px;
  }
}

/* ══════════════════════════════════════════════════════════
   CTA STRIP
══════════════════════════════════════════════════════════ */
.cta-strip {
  background: var(--ink);
  padding: clamp(3rem, 6vw, 5rem) 0;
}

.cta-strip-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.cta-strip-text {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 3vw, 2rem);
  font-weight: 300;
  font-style: italic;
  color: var(--cream);
  max-width: 600px;
  line-height: 1.4;
}

.cta-strip .btn-primary {
  background: var(--red);
  color: #fff;
  border-color: var(--red);
  white-space: nowrap;
  flex-shrink: 0;
}

.cta-strip .btn-primary:hover {
  background: var(--red-hover);
  border-color: var(--red-hover);
}

/* ══════════════════════════════════════════════════════════
   COMPANY OVERVIEW
══════════════════════════════════════════════════════════ */
.company-section {
  background: var(--cream);
}

.company-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: start;
}

.company-sub {
  font-size: 0.875rem;
  letter-spacing: 0.1em;
  color: var(--ink-light);
  margin-top: 1rem;
  font-family: var(--font-body);
  font-weight: 300;
}

.company-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.company-table tr {
  border-bottom: 1px solid var(--border);
}

.company-table tr:first-child {
  border-top: 1px solid var(--border);
}

.company-table th {
  width: 140px;
  padding: 1.25rem 1rem 1.25rem 0;
  text-align: left;
  font-weight: 500;
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  color: var(--ink-mid);
  vertical-align: top;
  white-space: nowrap;
}

.company-table td {
  padding: 1.25rem 0;
  color: var(--ink);
  line-height: 1.7;
  vertical-align: top;
}

.company-biz-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.company-biz-list li {
  padding: 0.2rem 0 0.2rem 1.25rem;
  position: relative;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--ink-mid);
}

.company-biz-list li::before {
  content: '·';
  position: absolute;
  left: 0;
  color: var(--red);
  font-weight: 700;
}

@media (max-width: 860px) {
  .company-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .company-table th {
    display: none;
  }
  .company-table td {
    padding: 1rem 0;
  }
  .company-table tr {
    display: block;
    padding: 0.5rem 0;
  }
}

/* ══════════════════════════════════════════════════════════
   LOGO IMAGE (PNG)
══════════════════════════════════════════════════════════ */
.logo-img {
  height: 42px;
  width: auto;
  display: block;
  object-fit: contain;
}

.footer-logo-img {
  height: 52px;
  width: auto;
  display: block;
  margin-bottom: 1.25rem;
  opacity: 0.92;
}

/* ══════════════════════════════════════════════════════════
   NIHONBASHI — CROP WHITE BORDERS
══════════════════════════════════════════════════════════ */
.nihonbashi-img {
  object-fit: cover;
  object-position: center 30%;
  transform: scale(1.12);
  transform-origin: center 35%;
  width: 100%;
  height: 100%;
}

.nihonbashi-art {
  overflow: hidden;
}

/* ══════════════════════════════════════════════════════════
   CONTACT — INFO PANEL (no form)
══════════════════════════════════════════════════════════ */
.contact-info-panel {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  padding: 3rem;
  background: var(--paper);
  border: 1px solid var(--border);
}

.contact-info-block {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.contact-email-link {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  font-weight: 400;
  color: var(--ink);
  letter-spacing: 0.02em;
  transition: color 0.2s;
  text-decoration: none;
}

.contact-email-link:hover {
  color: var(--ink-mid);
}

/* ══════════════════════════════════════════════════════════
   FRESH LOOK UPDATES
══════════════════════════════════════════════════════════ */

/* Crisper nav */
.nav-header {
  border-bottom: 1px solid var(--border);
  background: rgba(250, 250, 248, 0.97);
}

/* Hero — stronger red accent line */
.kicker-line {
  width: 56px;
  height: 2px;
  background: var(--red);
}

/* Bolder section numbers */
.label-num {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--red);
}

/* Service cards — sharper border + hover lift */
.service-card {
  border-top: 2px solid var(--ink) !important;
  transition: transform 0.25s var(--ease-silk), box-shadow 0.25s var(--ease-silk);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.08);
}

/* Philosophy strip — bolder kanji */
.phil-kanji {
  font-size: clamp(2.5rem, 5vw, 3.75rem);
  font-weight: 300;
}

/* CTA strip — slightly richer dark */
.cta-strip {
  background: #0f0f0f;
}

/* Footer — dark bg for contrast */
.site-footer {
  background: #0f0f0f;
}

.footer-tagline,
.footer-col-label,
.footer-link,
.footer-copy,
.footer-legal-link {
  color: rgba(250,250,248,0.65) !important;
}

.footer-link:hover,
.footer-legal-link:hover {
  color: #fff !important;
}

/* ══════════════════════════════════════════════════════════
   FOOTER LOGO — INVERT FOR DARK BG
══════════════════════════════════════════════════════════ */
.footer-logo-img {
  filter: brightness(0) invert(1);
  opacity: 1 !important;
}

/* ══════════════════════════════════════════════════════════
   FOOTER TEXT — BRIGHTER
══════════════════════════════════════════════════════════ */
.footer-tagline,
.footer-col-label,
.footer-copy,
.footer-legal-link {
  color: rgba(250,250,248,0.85) !important;
}

.footer-link {
  color: rgba(250,250,248,0.75) !important;
}

.footer-link:hover,
.footer-legal-link:hover {
  color: #fff !important;
}

.footer-col-label {
  color: #fff !important;
  font-weight: 500;
}

/* ══════════════════════════════════════════════════════════
   MISSION SECTION — ACCENT CIRCLE WITH LOGO
══════════════════════════════════════════════════════════ */
.about-accent-circle {
  overflow: hidden;
  background: transparent;
  border: none;
}

.about-accent-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

/* ══════════════════════════════════════════════════════════
   FONT SIZE BUMPS
══════════════════════════════════════════════════════════ */
.hero-kicker {
  font-size: 1rem;
}

.label-num {
  font-size: 0.9375rem;
}

.label-text {
  font-size: 0.9375rem;
}

.nihonbashi-label {
  font-size: 0.9375rem;
}

/* ══════════════════════════════════════════════════════════
   PHILOSOPHY STRIP — MOBILE 2x2 GRID
══════════════════════════════════════════════════════════ */
@media (max-width: 640px) {
  .philosophy-strip {
    flex-wrap: wrap;
  }

  .phil-item {
    flex: 0 0 50%;
    border-bottom: 1px solid var(--border);
  }

  .phil-divider {
    display: none;
  }
}

/* ══════════════════════════════════════════════════════════
   MOBILE NAV — HAMBURGER FLUSH RIGHT
══════════════════════════════════════════════════════════ */
@media (max-width: 768px) {
  .nav-right {
    margin-left: auto;
  }
}

/* ══════════════════════════════════════════════════════════
   PHILOSOPHY STRIP — MOBILE DIVIDERS
══════════════════════════════════════════════════════════ */
@media (max-width: 640px) {
  /* Remove the blanket border-bottom from previous rule */
  .phil-item {
    border-bottom: none;
  }

  /* Vertical divider: right border on left-column items (橋, 和) */
  .philosophy-strip > div:nth-child(1),
  .philosophy-strip > div:nth-child(5) {
    border-right: 1px solid var(--border);
  }

  /* Horizontal divider: top border on bottom-row items (和, 道) */
  .philosophy-strip > div:nth-child(5),
  .philosophy-strip > div:nth-child(7) {
    border-top: 1px solid var(--border);
  }
}