/* ============================================================
   MIZU OMAKASE — Shared Aesthetic System
   Dark cinematic, warm counter-light
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400&family=Shippori+Mincho:wght@400;500;600;700&family=Inter:wght@300;400;500&display=swap');

:root {
  /* Palette — ink + ember */
  --ink: #0A0908;
  --ink-2: #12100E;
  --char: #1C1815;
  --stone: #2A2420;
  --bone: #E8DFCB;
  --bone-dim: #B8AE98;
  --rice: #F4ECD8;
  --ember: #C9A16B;
  --ember-deep: #8C6A3F;
  --ember-glow: rgba(201, 161, 107, 0.18);
  --hair: rgba(232, 223, 203, 0.14);
  --hair-strong: rgba(232, 223, 203, 0.28);

  /* Type */
  --serif: 'Cormorant Garamond', 'Times New Roman', serif;
  --jp: 'Shippori Mincho', 'Yu Mincho', serif;
  --sans: 'Inter', -apple-system, sans-serif;

  /* Spacing rhythm */
  --pad: clamp(24px, 4vw, 72px);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--ink);
  color: var(--bone);
  font-family: var(--serif);
  font-weight: 300;
  font-size: 18px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

/* ---------- Type utilities ---------- */
.eyebrow {
  font-family: var(--sans);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--ember);
}
.eyebrow-bone { color: var(--bone-dim); }

.display {
  font-family: var(--serif);
  font-weight: 300;
  letter-spacing: -0.01em;
  line-height: 1.02;
  color: var(--rice);
  font-feature-settings: "liga" 1, "dlig" 1;
}
.display .it { font-style: italic; font-weight: 300; }

.jp-vert {
  font-family: var(--jp);
  writing-mode: vertical-rl;
  text-orientation: upright;
  letter-spacing: 0.25em;
  line-height: 1;
  color: var(--ember);
  font-weight: 400;
}

.jp-h {
  font-family: var(--jp);
  font-weight: 400;
  letter-spacing: 0.12em;
  color: var(--ember);
}

.meta {
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--bone-dim);
}

.lede {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(18px, 1.4vw, 22px);
  line-height: 1.65;
  color: var(--bone);
  max-width: 44ch;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 16px 28px;
  border: 1px solid var(--ember);
  color: var(--rice);
  font-family: var(--sans);
  font-size: 11px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  font-weight: 400;
  background: transparent;
  cursor: pointer;
  transition: all 420ms cubic-bezier(.2,.7,.2,1);
  position: relative;
  overflow: hidden;
}
.btn::before {
  content: '';
  position: absolute; inset: 0;
  background: var(--ember);
  transform: translateX(-101%);
  transition: transform 520ms cubic-bezier(.7,.1,.2,1);
  z-index: 0;
}
.btn > * { position: relative; z-index: 1; transition: color 420ms; }
.btn:hover::before { transform: translateX(0); }
.btn:hover > * { color: var(--ink); }
.btn .arrow { font-size: 14px; letter-spacing: 0; }

.btn-solid {
  background: var(--ember);
  color: var(--ink);
  border-color: var(--ember);
}
.btn-solid::before { background: var(--rice); }
.btn-solid:hover > * { color: var(--ink); }

/* ---------- Sticky reserve dock ---------- */
.reserve-dock {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 90;
  display: flex;
  align-items: center;
  gap: 0;
  background: var(--ink);
  border: 1px solid var(--hair-strong);
  padding: 14px 6px 14px 22px;
  backdrop-filter: blur(12px);
  animation: dockIn 900ms 400ms cubic-bezier(.2,.7,.2,1) both;
}
@keyframes dockIn { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }
.reserve-dock .dock-label {
  font-family: var(--sans);
  font-size: 10px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--bone-dim);
  padding-right: 18px;
  border-right: 1px solid var(--hair);
}
.reserve-dock .dock-label strong {
  display: block;
  font-family: var(--serif);
  font-weight: 400;
  font-size: 15px;
  letter-spacing: 0.08em;
  color: var(--rice);
  margin-top: 4px;
  text-transform: none;
}
.reserve-dock a.dock-cta {
  padding: 10px 18px 10px 18px;
  font-family: var(--sans);
  font-size: 11px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--ember);
  transition: color 320ms;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.reserve-dock a.dock-cta:hover { color: var(--rice); }

/* ---------- Nav ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 80;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 26px var(--pad);
  transition: background 400ms, backdrop-filter 400ms, padding 400ms;
}
.nav.scrolled {
  background: rgba(10, 9, 8, 0.78);
  backdrop-filter: blur(14px);
  padding-top: 18px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--hair);
}
.nav-left, .nav-right {
  display: flex;
  gap: 36px;
  align-items: center;
}
.nav-right { justify-content: flex-end; }
.nav a.navlink {
  font-family: var(--sans);
  font-size: 11px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--bone);
  position: relative;
  padding-bottom: 3px;
  transition: color 260ms;
}
.nav a.navlink::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 1px;
  background: var(--ember);
  transition: width 360ms cubic-bezier(.2,.7,.2,1);
}
.nav a.navlink:hover { color: var(--rice); }
.nav a.navlink:hover::after { width: 100%; }
.nav a.navlink.active { color: var(--ember); }
.nav a.navlink.active::after { width: 100%; }

.brand-mark {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  line-height: 1;
}
.brand-mark .mark-kanji {
  font-family: var(--jp);
  font-size: 26px;
  color: var(--ember);
  font-weight: 500;
}
.brand-mark .mark-wd {
  font-family: var(--serif);
  font-size: 12px;
  letter-spacing: 0.5em;
  text-transform: uppercase;
  color: var(--rice);
  padding-left: 0.5em;
}

/* ---------- Footer ---------- */
footer {
  background: var(--ink-2);
  border-top: 1px solid var(--hair);
  padding: 80px var(--pad) 48px;
  margin-top: 120px;
}
.foot-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  max-width: 1400px;
  margin: 0 auto;
}
.foot-brand .mark-kanji {
  font-family: var(--jp);
  font-size: 52px;
  color: var(--ember);
  line-height: 1;
}
.foot-brand .mark-wd {
  font-family: var(--serif);
  font-size: 18px;
  letter-spacing: 0.4em;
  color: var(--rice);
  margin-top: 12px;
  text-transform: uppercase;
}
.foot-brand p {
  font-style: italic;
  color: var(--bone-dim);
  margin-top: 18px;
  max-width: 28ch;
}
.foot-col h5 {
  font-family: var(--sans);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--ember);
  margin-bottom: 18px;
}
.foot-col a, .foot-col p {
  display: block;
  font-size: 15px;
  color: var(--bone);
  margin-bottom: 10px;
  transition: color 260ms;
}
.foot-col a:hover { color: var(--ember); }
.foot-bottom {
  max-width: 1400px;
  margin: 48px auto 0;
  padding-top: 28px;
  border-top: 1px solid var(--hair);
  display: flex;
  justify-content: space-between;
  font-family: var(--sans);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--bone-dim);
}

/* ---------- Section helpers ---------- */
.section {
  padding: clamp(80px, 12vw, 160px) var(--pad);
  position: relative;
}
.max { max-width: 1400px; margin: 0 auto; }
.grain {
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.22;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/></filter><rect width='100%' height='100%' filter='url(%23n)' opacity='0.55'/></svg>");
}

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 1000ms cubic-bezier(.2,.7,.2,1), transform 1000ms cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }
.reveal.delay-1 { transition-delay: 120ms; }
.reveal.delay-2 { transition-delay: 240ms; }
.reveal.delay-3 { transition-delay: 360ms; }
.reveal.delay-4 { transition-delay: 480ms; }

/* ---------- Horizontal rule motif ---------- */
.rule {
  display: flex; align-items: center; gap: 18px;
  color: var(--bone-dim);
  font-family: var(--sans);
  font-size: 10px;
  letter-spacing: 0.36em;
  text-transform: uppercase;
}
.rule::before, .rule::after {
  content: ''; flex: 1; height: 1px; background: var(--hair);
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .nav { grid-template-columns: auto 1fr auto; padding: 18px 20px; }
  .nav-left { display: none; }
  .nav-right { gap: 14px; }
  .nav-right a.navlink:not(.nav-reserve) { display: none; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .reserve-dock .dock-label { display: none; }
}