/* =========================================================
   Capital K — minimalist private office aesthetic
   Palette: ivory / midnight / champagne accent
   Typography: Cormorant Garamond + Noto Serif JP (display),
               Inter + Noto Sans JP (body)
   ========================================================= */

:root {
  --ivory:      #F8F5EF;
  --paper:      #FFFFFF;
  --midnight:   #0E1B2C;
  --midnight-2: #16263D;
  --charcoal:   #1A1A1A;
  --graphite:   #4A4F58;
  --mist:       #DDD6C8;
  --rule:       #C9BFAB;
  --champagne:  #B8924C;
  --champagne-2:#9C7838;

  --serif:  "Cormorant Garamond", "Noto Serif JP", "Times New Roman", serif;
  --sans:   "Inter", "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --container: 1180px;
  --gutter: 28px;
  --radius: 2px;
  --shadow: 0 1px 0 rgba(14,27,44,.04), 0 6px 24px rgba(14,27,44,.06);
  --ease: cubic-bezier(.4,0,.2,1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--sans);
  color: var(--charcoal);
  background: var(--ivory);
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: var(--midnight); text-decoration: none; transition: color .2s var(--ease); }
a:hover { color: var(--champagne-2); }

button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* ---------- Typography ---------- */
h1, h2, h3 {
  font-family: var(--serif);
  font-weight: 500;
  letter-spacing: -.005em;
  color: var(--midnight);
  margin: 0 0 .5em;
  line-height: 1.15;
}
h1 { font-size: clamp(2.6rem, 6vw, 4.6rem); font-weight: 400; }
h2 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 500; }
h3 { font-size: 1.4rem; font-weight: 500; }
p  { margin: 0 0 1em; }

.eyebrow,
.kicker {
  font-family: var(--sans);
  font-size: .78rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--champagne-2);
  font-weight: 500;
  margin: 0 0 1.2rem;
}
.lede {
  font-size: 1.1rem;
  color: var(--graphite);
  max-width: 60ch;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(248, 245, 239, .92);
  backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s var(--ease), background-color .25s var(--ease);
}
.site-header.scrolled { border-bottom-color: var(--rule); }

.nav-wrap {
  display: flex;
  align-items: center;
  gap: 2rem;
  height: 76px;
}
.brand {
  display: flex;
  align-items: center;
  gap: .6rem;
  font-family: var(--serif);
  color: var(--midnight);
}
.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 34px; height: 34px;
  border: 1px solid var(--midnight);
  font-size: 1.05rem;
  letter-spacing: 0;
  color: var(--midnight);
}
.brand-name { font-size: 1.25rem; letter-spacing: .04em; }

.primary-nav {
  margin-left: auto;
  display: flex;
  gap: 2rem;
}
.primary-nav a {
  font-size: .92rem;
  letter-spacing: .04em;
  color: var(--charcoal);
  position: relative;
}
.primary-nav a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -6px;
  height: 1px;
  background: var(--champagne);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .25s var(--ease);
}
.primary-nav a:hover::after { transform: scaleX(1); }

.lang-toggle {
  display: flex;
  align-items: center;
  gap: .35rem;
  font-size: .82rem;
  letter-spacing: .12em;
  color: var(--graphite);
}
.lang-toggle button {
  padding: 4px 6px;
  color: var(--graphite);
  font-weight: 500;
  border-bottom: 1px solid transparent;
}
.lang-toggle button[aria-pressed="true"] {
  color: var(--midnight);
  border-bottom-color: var(--champagne);
}
.lang-toggle .divider { color: var(--rule); }

.nav-burger {
  display: none;
  width: 40px; height: 40px;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
}
.nav-burger span {
  display: block;
  height: 1.5px;
  background: var(--midnight);
  transition: transform .25s var(--ease), opacity .2s var(--ease);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: clamp(80px, 14vw, 160px) 0 clamp(80px, 12vw, 140px);
  background: linear-gradient(180deg, var(--ivory) 0%, var(--paper) 100%);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  right: -8%; top: -10%;
  width: 50vw; height: 50vw;
  max-width: 720px; max-height: 720px;
  background: radial-gradient(closest-side, rgba(184,146,76,.10), transparent 70%);
  pointer-events: none;
}
.hero-inner { position: relative; max-width: 880px; }
.hero-title {
  margin-top: .2em;
  font-style: italic;
  font-weight: 300;
}
.hero-sub {
  font-size: 1.15rem;
  color: var(--graphite);
  max-width: 60ch;
  margin-top: 1.4em;
}
.hero-cta {
  display: flex;
  gap: 14px;
  margin-top: 2.4em;
  flex-wrap: wrap;
}
.hero-rule {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--rule), transparent);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  font-size: .92rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-weight: 500;
  transition: all .25s var(--ease);
  cursor: pointer;
}
.btn-primary {
  background: var(--midnight);
  color: var(--ivory);
  border-color: var(--midnight);
}
.btn-primary:hover {
  background: var(--midnight-2);
  color: var(--ivory);
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}
.btn-ghost {
  background: transparent;
  color: var(--midnight);
  border-color: var(--midnight);
}
.btn-ghost:hover {
  background: var(--midnight);
  color: var(--ivory);
}

/* ---------- Section base ---------- */
.section { padding: clamp(72px, 10vw, 128px) 0; }
.section-head { margin-bottom: 3.4rem; }
.section-head .lede { margin-top: 1rem; }

/* ---------- About ---------- */
.section-about { background: var(--paper); }
.grid-two {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 64px;
  align-items: start;
}
.prose p { font-size: 1.05rem; color: var(--graphite); }
.fact-card {
  background: var(--ivory);
  border: 1px solid var(--rule);
  padding: 36px;
  border-radius: var(--radius);
}
.fact-card h3 {
  font-size: 1rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--champagne-2);
  font-family: var(--sans);
  font-weight: 600;
  margin-bottom: 1.4rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--rule);
}
.facts {
  margin: 0;
  display: grid;
  gap: 14px;
}
.facts > div {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 10px;
  align-items: baseline;
}
.facts dt {
  font-size: .8rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--graphite);
}
.facts dd {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.08rem;
  color: var(--midnight);
}

/* ---------- Services ---------- */
.section-services { background: var(--ivory); }
.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.pillar {
  background: var(--paper);
  border: 1px solid var(--rule);
  padding: 40px 32px;
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}
.pillar:hover {
  transform: translateY(-4px);
  border-color: var(--champagne);
  box-shadow: var(--shadow);
}
.pillar-num {
  font-family: var(--serif);
  font-size: 2.2rem;
  font-weight: 300;
  font-style: italic;
  color: var(--champagne);
  line-height: 1;
}
.pillar h3 { margin: 0; }
.pillar p { color: var(--graphite); margin: 0; }
.pillar ul {
  list-style: none;
  margin: auto 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--mist);
  display: grid;
  gap: 8px;
}
.pillar li {
  font-size: .92rem;
  color: var(--graphite);
  padding-left: 1.2em;
  position: relative;
}
.pillar li::before {
  content: "";
  position: absolute;
  left: 0; top: .8em;
  width: 8px; height: 1px;
  background: var(--champagne);
}

/* ---------- Contact ---------- */
.section-contact { background: var(--paper); }
.contact-form {
  display: grid;
  gap: 22px;
  max-width: 760px;
  margin: 0 auto;
}
.row-two {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}
.contact-form label {
  display: grid;
  gap: 8px;
}
.contact-form span {
  font-size: .82rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--graphite);
  font-weight: 500;
}
.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 14px 16px;
  font: inherit;
  color: var(--charcoal);
  background: var(--ivory);
  border: 1px solid var(--mist);
  border-radius: var(--radius);
  transition: border-color .2s var(--ease), background-color .2s var(--ease);
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--midnight);
  background: var(--paper);
}
.contact-form textarea { resize: vertical; min-height: 140px; font-family: var(--sans); }
.contact-form .hp {
  position: absolute;
  left: -9999px;
  width: 1px; height: 1px;
  opacity: 0;
}
.form-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 8px;
  flex-wrap: wrap;
}
.form-note {
  font-size: .85rem;
  color: var(--graphite);
  margin: 0;
  max-width: 42ch;
}
.contact-direct {
  text-align: center;
  margin-top: 3rem;
  color: var(--graphite);
  font-size: .95rem;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--midnight);
  color: rgba(248, 245, 239, .85);
  padding: 64px 0 32px;
  margin-top: 0;
}
.site-footer .brand-name { color: var(--ivory); font-size: 1.2rem; margin-bottom: .5rem; }
.site-footer a { color: rgba(248, 245, 239, .85); }
.site-footer a:hover { color: var(--champagne); }
.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 48px;
}
.footer-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
}
.footer-cols a { display: block; padding: 4px 0; font-size: .92rem; }
.footer-h {
  font-size: .78rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--champagne);
  font-weight: 500;
  margin: 0 0 14px;
}
.footer-meta { font-size: .88rem; color: rgba(248, 245, 239, .6); margin: 4px 0 0; }
.footer-rule {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid rgba(248, 245, 239, .12);
}
.copy { font-size: .82rem; color: rgba(248, 245, 239, .55); margin: 0; }

/* ---------- Responsive ---------- */
@media (max-width: 880px) {
  .grid-two { grid-template-columns: 1fr; gap: 36px; }
  .pillars { grid-template-columns: 1fr; }
  .row-two { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
}

@media (max-width: 720px) {
  .nav-burger { display: flex; margin-left: auto; }
  .primary-nav {
    position: absolute;
    top: 76px; left: 0; right: 0;
    background: var(--ivory);
    flex-direction: column;
    gap: 0;
    margin: 0;
    border-bottom: 1px solid var(--rule);
    transform: translateY(-110%);
    transition: transform .3s var(--ease);
    pointer-events: none;
  }
  .primary-nav.open { transform: translateY(0); pointer-events: auto; }
  .primary-nav a {
    padding: 18px var(--gutter);
    border-bottom: 1px solid var(--mist);
  }
  .primary-nav a::after { display: none; }
  .lang-toggle { order: 3; }
  .footer-cols { grid-template-columns: 1fr; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---------- Print ---------- */
@media print {
  .site-header, .nav-burger, .lang-toggle, .hero-cta, .contact-form, .site-footer { display: none; }
  body { background: white; color: black; }
  .section { padding: 24px 0; page-break-inside: avoid; }
}