/* ————————————————————————————————————————————————
   lio — omakase by tiger liu
   drenched olive, hairline gold, candlelight.
   ———————————————————————————————————————————————— */

@font-face {
  font-family: "EB Garamond";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(../assets/fonts/eb-garamond-latin-400-normal.woff2) format("woff2");
}
@font-face {
  font-family: "EB Garamond";
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url(../assets/fonts/eb-garamond-latin-400-italic.woff2) format("woff2");
}
@font-face {
  font-family: "EB Garamond";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(../assets/fonts/eb-garamond-latin-500-normal.woff2) format("woff2");
}

:root {
  --ground: oklch(0.24 0.04 112);
  --ground-deep: oklch(0.19 0.035 112);
  --ground-lift: oklch(0.28 0.045 110);
  --ink: oklch(0.93 0.04 95);
  --gold: oklch(0.82 0.09 92);
  --gold-dim: oklch(0.73 0.075 95);
  --gold-line: oklch(0.78 0.085 92 / 0.55);
  --lacquer: oklch(0.5 0.18 29);

  --serif: "EB Garamond", Georgia, "Times New Roman", serif;
  --mincho: "Zen Old Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;

  --caps-track: 0.18em;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);

  --z-glow: -1;
  --z-content: 1;
  --z-head: 10;
  --z-grain: 20;

  --pad-section: clamp(6rem, 14vh, 11rem);
}

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

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  background-color: var(--ground);
  background-image:
    radial-gradient(120% 90% at 50% 0%, oklch(0.27 0.045 110) 0%, transparent 60%),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='420' height='420'%3E%3Cfilter id='l'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.014' numOctaves='4' seed='7'/%3E%3CfeColorMatrix values='0 0 0 0 0.16 0 0 0 0 0.17 0 0 0 0 0.09 0.6 0.6 0.2 0 0'/%3E%3CfeComponentTransfer%3E%3CfeFuncA type='linear' slope='0.5'/%3E%3C/feComponentTransfer%3E%3C/filter%3E%3Crect width='420' height='420' filter='url(%23l)'/%3E%3C/svg%3E");
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.0625rem;
  font-kerning: normal;
  line-height: 1.7;
  letter-spacing: 0.01em;
  overflow-x: hidden;
}

::selection { background: var(--gold); color: var(--ground-deep); }

a { color: var(--gold); text-decoration-color: oklch(0.82 0.09 92 / 0.4); text-underline-offset: 0.2em; transition: text-decoration-color 150ms var(--ease-out); }
a:hover { text-decoration-color: var(--gold); }

:focus-visible { outline: 1.5px solid var(--gold); outline-offset: 3px; border-radius: 1px; }

.skip-link {
  position: absolute; left: 1rem; top: -3rem; z-index: var(--z-head);
  background: var(--ground-deep); color: var(--gold);
  padding: 0.5rem 1rem; border: 1px solid var(--gold-line);
  transition: top 150ms var(--ease-out);
}
.skip-link:focus { top: 1rem; }

/* film grain over everything */
.grain {
  position: fixed; inset: -1%; z-index: var(--z-grain);
  pointer-events: none; opacity: 0.055;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='g'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' seed='3'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 0.95 0 0 0 0 0.8 0 0 0 0.9 0'/%3E%3C/filter%3E%3Crect width='240' height='240' filter='url(%23g)'/%3E%3C/svg%3E");
}

/* ——— header ——— */

/* the header keeps out of the hero's frame: it surfaces once you scroll
   (or when reached by keyboard) */
.site-head {
  position: fixed; inset: 0 0 auto 0; z-index: var(--z-head);
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 1.1rem clamp(1.25rem, 4vw, 2.5rem);
  opacity: 0; visibility: hidden; transform: translateY(-6px);
  transition: opacity 350ms var(--ease-out), transform 350ms var(--ease-out),
              visibility 0s 350ms, background-color 300ms var(--ease-out);
}
.site-head.scrolled, .site-head:focus-within {
  opacity: 1; visibility: visible; transform: none;
  transition-delay: 0s;
  background: oklch(0.19 0.035 112 / 0.82);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 1px 0 oklch(0.78 0.085 92 / 0.18);
}
html:not(.js) .site-head { opacity: 1; visibility: visible; transform: none; }
.brand {
  font-size: 1.5rem; color: var(--ink); text-decoration: none; line-height: 1;
}
.brand span { color: var(--gold); }
.head-cta {
  font-size: 0.8125rem; text-transform: uppercase; letter-spacing: var(--caps-track);
  color: var(--gold-dim); text-decoration: none;
  border-bottom: 1px solid oklch(0.78 0.085 92 / 0.35);
  padding-bottom: 0.15em;
  transition: color 150ms var(--ease-out), border-color 150ms var(--ease-out);
}
.head-cta:hover { color: var(--gold); border-color: var(--gold); }

/* ——— hero ——— */

.hero {
  position: relative; min-height: 100svh;
  display: grid; place-items: center;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(3.5rem, 8vh, 6rem) 1.5rem;
}
.hero-frame {
  position: absolute; inset: clamp(14px, 2.5vw, 28px);
  border: 1px solid var(--gold-line);
  pointer-events: none;
}
.hero-frame::after {
  content: ""; position: absolute; inset: 5px;
  border: 1px solid oklch(0.78 0.085 92 / 0.18);
}
.glow {
  position: absolute; z-index: var(--z-glow);
  width: 60vmax; height: 60vmax; border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
}
.glow-a {
  left: 50%; top: 55%;
  background: radial-gradient(circle, oklch(0.44 0.085 95 / 0.36) 0%, transparent 65%);
  animation: drift-a 26s var(--ease-out) infinite alternate;
}
.glow-b {
  left: 20%; top: 10%;
  background: radial-gradient(circle, oklch(0.34 0.06 105 / 0.22) 0%, transparent 65%);
  animation: drift-b 34s var(--ease-out) infinite alternate;
}
@keyframes drift-a {
  from { transform: translate(-60%, -50%) scale(1); }
  to   { transform: translate(-42%, -58%) scale(1.15); }
}
@keyframes drift-b {
  from { transform: translate(-50%, -50%) scale(1.1); }
  to   { transform: translate(-30%, -35%) scale(0.95); }
}

.hero-kanji {
  position: absolute; top: 50%; right: clamp(2rem, 6vw, 4.5rem);
  transform: translateY(-50%);
  writing-mode: vertical-rl;
  font-family: var(--mincho);
  font-size: clamp(1.1rem, 2.2vw, 1.5rem);
  letter-spacing: 0.9em;
  color: oklch(0.73 0.075 95 / 0.55);
}
/* keep the kanji clear of the centered tag line on narrow screens */
@media (max-width: 37.5rem) {
  .hero-kanji { top: 22%; transform: none; right: 1.9rem; font-size: 1rem; }
}

.hero-center { text-align: center; z-index: var(--z-content); }
.hero-word {
  font-size: clamp(4rem, 13vw, 6rem);
  font-weight: 400;
  line-height: 0.9;
  letter-spacing: -0.01em;
  color: var(--ink);
  text-wrap: balance;
}
.hero-word .hw-4 { color: var(--gold); }
.hero-tag {
  margin-top: 1.6rem;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: var(--caps-track);
  color: var(--gold-dim);
}
.hero-line {
  margin-top: 0.9rem;
  font-style: italic;
  font-size: 1.25rem;
  color: var(--gold);
}
.hero-foot {
  position: absolute; bottom: clamp(2.4rem, 6vh, 4rem); left: 0; right: 0;
  display: grid; justify-items: center; gap: 0.9rem;
  font-size: 0.9375rem; color: var(--gold-dim);
}
.scroll-cue {
  width: 1px; height: 3.2rem;
  background: linear-gradient(var(--gold), transparent);
  animation: cue 2.6s var(--ease-out) infinite;
  transform-origin: top;
}
@keyframes cue {
  0% { transform: scaleY(0); opacity: 0; }
  35% { transform: scaleY(1); opacity: 1; }
  100% { transform: scaleY(1); opacity: 0; }
}

/* hero entrance */
.js .hw {
  display: inline-block;
  animation: surface 900ms var(--ease-out) both;
}
.js .hw-2 { animation-delay: 90ms; }
.js .hw-3 { animation-delay: 180ms; }
.js .hw-4 { animation-delay: 340ms; }
.js .hero-tag  { animation: settle 800ms var(--ease-out) 500ms both; }
.js .hero-line { animation: settle 800ms var(--ease-out) 680ms both; }
.js .hero-foot { animation: settle 900ms var(--ease-out) 950ms both; }
.js .hero-kanji { animation: settle 1100ms var(--ease-out) 800ms both; }
.js .hero-frame { animation: frame-in 1100ms var(--ease-out) 200ms both; }
@keyframes surface {
  from { opacity: 0; transform: translateY(0.35em); filter: blur(10px); }
  to   { opacity: 1; transform: translateY(0); filter: blur(0); }
}
@keyframes settle {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes frame-in {
  from { opacity: 0; transform: scale(1.012); }
  to   { opacity: 1; transform: scale(1); }
}

/* ——— sections shared ——— */

section { position: relative; }

h2 {
  font-weight: 400;
  font-size: clamp(2rem, 4.5vw, 3rem);
  line-height: 1.15;
  letter-spacing: -0.005em;
  color: var(--ink);
  text-wrap: balance;
}

/* scroll reveals — visible by default; hidden only when JS + motion allowed */
@media (prefers-reduced-motion: no-preference) {
  .js .reveal {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 700ms var(--ease-out) var(--d, 0s), transform 700ms var(--ease-out) var(--d, 0s);
  }
  .js .reveal.in { opacity: 1; transform: none; }
}

/* ——— no sign ——— */

.door { padding: var(--pad-section) clamp(1.5rem, 6vw, 4rem); }
.door-inner {
  max-width: 62rem; margin-inline: auto;
  display: flex; gap: clamp(2.5rem, 7vw, 6rem);
  justify-content: center; align-items: flex-start;
}
.door-kanji {
  writing-mode: vertical-rl;
  font-family: var(--mincho);
  font-size: 1.25rem;
  letter-spacing: 0.7em;
  color: oklch(0.73 0.075 95 / 0.6);
  border-left: 1px solid oklch(0.78 0.085 92 / 0.25);
  padding-left: 1.4rem;
  margin-top: 0.5rem;
}
.door-prose { max-width: 34rem; }
@media (max-width: 40rem) {
  .door-inner { flex-direction: column; gap: 2rem; }
  .door-kanji {
    writing-mode: horizontal-tb;
    border-left: none;
    border-bottom: 1px solid oklch(0.78 0.085 92 / 0.25);
    padding: 0 0 1rem;
    margin-top: 0;
    letter-spacing: 0.7em;
  }
}
.door-prose p {
  margin-top: 1.6rem;
  font-size: 1.1875rem;
  text-wrap: pretty;
}
.door-gloss { color: var(--gold-dim); font-size: 1.0625rem; }
.door-gloss em { color: var(--gold); }

/* ——— the flyer, live ——— */

.facts {
  padding: var(--pad-section) 1.5rem;
  display: grid; place-items: center;
}
.facts-card {
  position: relative;
  width: min(44rem, 100%);
  padding: clamp(3.5rem, 9vw, 6.5rem) clamp(1.75rem, 6vw, 5rem);
  text-align: center;
  background:
    radial-gradient(140% 110% at var(--mx, 50%) var(--my, 20%), oklch(0.28 0.048 110) 0%, oklch(0.21 0.038 112) 78%);
  border: 1px solid var(--gold-line);
  outline: 1px solid oklch(0.78 0.085 92 / 0.16);
  outline-offset: 6px;
  box-shadow: 0 30px 80px oklch(0.12 0.02 112 / 0.55);
  transform: perspective(1100px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg));
  transition: transform 200ms var(--ease-out);
}
.facts-sheen {
  position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(40% 30% at var(--mx, 50%) var(--my, 0%), oklch(0.9 0.08 95 / 0.05), transparent 70%);
}
.facts-open {
  font-size: clamp(2.75rem, 7vw, 4.5rem);
  color: oklch(0.9 0.06 95);
}
.facts-caps {
  margin-top: 1.5rem;
  font-size: clamp(0.9375rem, 2.2vw, 1.1875rem);
  text-transform: uppercase;
  letter-spacing: var(--caps-track);
  color: var(--gold);
}
.facts-caps + .facts-caps { margin-top: 0.9rem; }
.facts-quiet { color: var(--gold-dim); margin-top: 2.2rem; font-size: clamp(0.8125rem, 1.8vw, 0.9375rem); }

/* ——— the counter ——— */

.counter { padding: var(--pad-section) clamp(1.5rem, 6vw, 4rem); }
.counter-inner { max-width: 44rem; margin-inline: auto; }
.counter-lede { margin-top: 1.4rem; color: var(--gold-dim); font-size: 1.125rem; max-width: 36rem; text-wrap: pretty; }

.courses { margin-top: clamp(2.5rem, 6vh, 4rem); }
.course {
  display: grid;
  grid-template-columns: minmax(9rem, 13rem) 1fr;
  gap: 0.4rem 2rem;
  padding: 1.35rem 0;
  border-top: 1px solid oklch(0.78 0.085 92 / 0.18);
}
.course:last-child { border-bottom: 1px solid oklch(0.78 0.085 92 / 0.18); }
.course dt {
  font-style: italic;
  font-size: 1.1875rem;
  color: var(--gold);
}
.course dd { color: var(--ink); text-wrap: pretty; }
@media (max-width: 40rem) {
  .course { grid-template-columns: 1fr; padding: 1.15rem 0; }
}

.counter-note { margin-top: 2.6rem; font-size: 1.0625rem; color: var(--gold-dim); }

/* ——— the pour ——— */

.pour {
  padding: var(--pad-section) clamp(1.5rem, 6vw, 4rem);
  background: linear-gradient(oklch(0.19 0.035 112 / 0) 0%, oklch(0.19 0.035 112 / 0.75) 18% 82%, oklch(0.19 0.035 112 / 0) 100%);
  overflow: hidden;
}
.pour-kanji {
  position: absolute; top: 50%; left: clamp(0.5rem, 4vw, 5rem);
  transform: translateY(-50%);
  font-family: var(--mincho);
  font-size: clamp(7rem, 18vw, 14rem);
  color: oklch(0.73 0.075 95 / 0.08);
  line-height: 1;
  pointer-events: none;
  user-select: none;
}
.pour-inner {
  max-width: 60rem; margin-inline: auto;
  display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: center;
}
.pour-scene { display: grid; place-items: center; }
.pour-svg { width: min(100%, 22rem); height: auto; }
.pour-prose p { margin-top: 1.5rem; font-size: 1.1875rem; text-wrap: pretty; }
.pour-prose em { color: var(--gold); }
.pour-list {
  color: var(--gold-dim);
  font-size: 0.9375rem;
  text-transform: uppercase;
  letter-spacing: var(--caps-track);
}
@media (max-width: 52rem) {
  .pour-inner { grid-template-columns: 1fr; }
  .pour-scene { order: 2; }
}

/* ——— the list ——— */

.list { padding: var(--pad-section) clamp(1.5rem, 6vw, 4rem) calc(var(--pad-section) * 0.75); }
.list-inner { max-width: 34rem; margin-inline: auto; }
.list-lede { margin-top: 1.4rem; font-size: 1.1875rem; text-wrap: pretty; }

.list-form { margin-top: clamp(2.2rem, 5vh, 3.5rem); }
.honey { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }

.field { margin-top: 1.6rem; }
.field label {
  display: block;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: var(--caps-track);
  color: var(--gold-dim);
  margin-bottom: 0.5rem;
}
.field .opt { text-transform: none; letter-spacing: 0.02em; font-style: italic; color: oklch(0.73 0.075 95 / 0.7); }
.field input, .field select {
  width: 100%;
  font: inherit;
  font-size: 1.125rem;
  color: var(--ink);
  background: oklch(0.28 0.045 110 / 0.5);
  border: 1px solid oklch(0.78 0.085 92 / 0.3);
  border-radius: 2px;
  padding: 0.8rem 1rem;
  transition: border-color 150ms var(--ease-out), background-color 150ms var(--ease-out);
}
.field input::placeholder { color: oklch(0.73 0.075 95 / 0.85); }
.field input:hover, .field select:hover { border-color: oklch(0.78 0.085 92 / 0.5); }
.field input:focus-visible, .field select:focus-visible {
  outline: none;
  border-color: var(--gold);
  background: oklch(0.28 0.045 110 / 0.75);
}
.field select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%23cdb87e' stroke-width='1.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
}
.field-row { display: grid; grid-template-columns: 1fr minmax(7.5rem, 9rem); gap: 1.25rem; align-items: end; }
.field-row .field { min-width: 0; }
@media (max-width: 26rem) { .field-row { grid-template-columns: 1fr; gap: 0; } }

.list-submit {
  margin-top: 2.2rem;
  width: 100%;
  font: inherit;
  font-size: 0.9375rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: var(--caps-track);
  color: var(--gold);
  background: transparent;
  border: 1px solid var(--gold);
  border-radius: 2px;
  padding: 1.05rem 1.5rem;
  cursor: pointer;
  transition: background-color 180ms var(--ease-out), color 180ms var(--ease-out), transform 120ms var(--ease-out);
}
.list-submit:hover { background: var(--gold); color: var(--ground-deep); }
.list-submit:active { transform: scale(0.985); }
.list-submit[disabled] { opacity: 0.6; cursor: wait; }

.form-status { margin-top: 1.2rem; font-size: 1.0625rem; min-height: 1.8em; font-style: italic; }
.form-status.ok { color: var(--gold); }
.form-status.err { color: oklch(0.78 0.12 40); }

.list-sig {
  margin-top: clamp(3rem, 7vh, 4.5rem);
  display: flex; align-items: center; gap: 1.1rem;
  color: var(--gold-dim);
  font-style: italic;
  font-size: 1.0625rem;
}
.seal { width: 3rem; height: 3rem; flex: none; transform: rotate(-4deg); }

/* ——— footer ——— */

.site-foot {
  border-top: 1px solid oklch(0.78 0.085 92 / 0.18);
  background: var(--ground-deep);
  text-align: center;
  padding: clamp(3rem, 7vh, 4.5rem) 1.5rem;
}
.foot-brand { font-size: 1.25rem; }
.foot-links { margin-top: 0.9rem; font-size: 1rem; }
.foot-kanji {
  margin-top: 1.6rem;
  font-family: var(--mincho);
  font-size: 0.9375rem;
  letter-spacing: 0.6em;
  text-indent: 0.6em;
  color: oklch(0.73 0.075 95 / 0.6);
}
.foot-fine { margin-top: 1.4rem; font-size: 0.875rem; color: var(--gold-dim); }

/* ——— reduced motion ——— */

@media (prefers-reduced-motion: reduce) {
  .js .hw, .js .hero-tag, .js .hero-line, .js .hero-foot, .js .hero-kanji, .js .hero-frame {
    animation: none;
  }
  .glow-a, .glow-b { animation: none; }
  .scroll-cue { animation: none; opacity: 0.6; transform: scaleY(1); }
  .facts-card { transform: none !important; transition: none; }
  *, *::before, *::after { scroll-behavior: auto; }
}