/* ===========================================================================
   TOKI Hair Atelier — concept site
   Light-dominant: cool bone canvas with graphite bands. Squared corners,
   airy tracked-out caps — the Japanese/Korean salon register Bangkok premium
   hair actually copies. Deliberately nothing like LACQ's dark aubergine.
   Reskin from :root only — change tokens, not rules.
   =========================================================================== */

:root {
  --paper:      #F2F0EB;   /* cool bone — page canvas (dominant) */
  --paper-2:    #FAF9F7;
  --line:       #DDDAD2;
  --ink:        #1B1D1C;   /* graphite — dark bands */
  --ink-2:      #262927;
  --body:       #1B1D1C;
  --body-soft:  #555956;   /* 7.2:1 on --paper */
  --on-dark:    #EFEFEA;
  --on-dark-soft:#B9BDB8;
  --accent:     #4A6357;   /* deep eucalyptus — CTAs; white on it ≈ 6.5:1 */
  --accent-deep:#384C43;
  --accent-on-dark:#A9C3B6;
  /* Wash / rule / chip-fill ONLY — fails AA for small text. Never body copy. */
  --accent-lite:#8FA69A;
  --clay:       #C9BBA8;   /* warm neutral so the palette never reads clinical */

  --display: "Kanit", "Noto Sans Thai", sans-serif;
  --sans:    "Sarabun", "Noto Sans Thai", system-ui, -apple-system, sans-serif;

  --maxw: 1180px;
  --pad: clamp(20px, 5vw, 64px);
  --r: 0;                     /* squared — architectural */
  --shadow: 0 20px 44px -28px rgba(27,29,28,.45);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
body {
  margin: 0; background: var(--paper); color: var(--body);
  font-family: var(--sans); font-size: 17px; line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { font-family: var(--display); font-weight: 300; line-height: 1.15; margin: 0; letter-spacing: .01em; }
h1, h2 { text-transform: uppercase; letter-spacing: .16em; }
p { margin: 0 0 1em; }
a { color: inherit; }
img { max-width: 100%; display: block; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding-inline: var(--pad); }
.section { padding-block: clamp(56px, 9vw, 116px); }
.section--dark { background: var(--ink); color: var(--on-dark); }
.section--dark .muted { color: var(--on-dark-soft); }
.eyebrow {
  font-size: 11px; letter-spacing: .28em; text-transform: uppercase;
  color: var(--accent-deep); font-weight: 500; margin: 0 0 16px;
}
.section--dark .eyebrow { color: var(--accent-on-dark); }
.muted { color: var(--body-soft); }
.lead { font-size: clamp(18px, 2.4vw, 24px); max-width: 720px; font-weight: 300; }

/* ---- generic blocks ---- */
.grid { display: grid; gap: 22px; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 900px) { .grid--2, .grid--3 { grid-template-columns: 1fr; } }
.card { background: var(--paper-2); color: var(--body); border: 1px solid var(--line); border-radius: var(--r); padding: 26px; }
.section--dark .card { background: var(--ink-2); color: var(--on-dark); border-color: #3A3E3B; }
.section--dark .card .muted { color: var(--on-dark-soft); }

/* ---- concept ribbon: the honesty gate. Never remove; req009 asserts it. ---- */
.ribbon { background: var(--accent-deep); color: #fff; font-size: 13px; text-align: center; padding: 9px var(--pad); position: relative; z-index: 60; }
.ribbon strong { font-weight: 600; }

/* ---- buttons ---- */
.btn {
  color: inherit;   /* <button> ignores inherited color without this */
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--sans); font-weight: 600; font-size: 14px; letter-spacing: .06em; text-transform: uppercase;
  padding: 14px 26px; border-radius: var(--r); border: 1px solid transparent;
  cursor: pointer; text-decoration: none; min-height: 46px; transition: background .2s ease;
}
.btn--accent { background: var(--accent); color: #fff; }
.btn--accent:hover { background: var(--accent-deep); }
.btn--ghost { background: transparent; border-color: currentColor; }
.btn--block { width: 100%; }
.btn[disabled] { opacity: .4; cursor: not-allowed; }

/* ---- nav ---- */
.nav {
  position: sticky; top: 0; z-index: 50; display: flex; align-items: center;
  justify-content: space-between; gap: 18px;
  padding: 16px var(--pad); background: var(--paper); border-bottom: 1px solid var(--line);
}
.nav__name { font-family: var(--display); font-weight: 300; font-size: 20px; letter-spacing: .34em; text-transform: uppercase; text-decoration: none; }
.nav__links { display: flex; gap: 28px; align-items: center; }
.nav__links a { text-decoration: none; font-size: 12px; letter-spacing: .16em; text-transform: uppercase; }
.nav__links a:hover { color: var(--accent-deep); }
.nav__right { display: flex; align-items: center; gap: 12px; }
.langtoggle { font-weight: 600; font-size: 12px; background: transparent; border: 1px solid var(--line); color: var(--body); padding: 9px 13px; border-radius: var(--r); cursor: pointer; min-height: 40px; }
@media (max-width: 900px) { .nav__links { display: none; } }

/* ---- hero ---- */
.hero { background: var(--paper); padding-block: clamp(40px, 7vw, 96px); }
.hero__grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(28px, 5vw, 72px); align-items: center; }
.hero__name { font-size: clamp(34px, 6vw, 66px); font-weight: 200; }
.hero__sub { font-size: clamp(16px, 2vw, 19px); color: var(--body-soft); margin-top: 18px; max-width: 44ch; font-weight: 300; }
.hero__cta { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 30px; }
.hero__media { border-radius: var(--r); overflow: hidden; background: var(--ink-2); aspect-ratio: 4/5; }
.hero__media img, .hero__media svg { width: 100%; height: 100%; object-fit: cover; }
.hero__caption { font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--body-soft); margin-top: 12px; }
@media (max-width: 900px) { .hero__grid { grid-template-columns: 1fr; } .hero__media { aspect-ratio: 4/3; } }

/* ---- before / after pairs — the hair-specific proof ---- */
.pairs { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
@media (max-width: 820px) { .pairs { grid-template-columns: 1fr; } }
.pair__imgs { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; }
.pair__fig { position: relative; background: var(--ink-2); aspect-ratio: 3/4; overflow: hidden; }
.pair__fig svg, .pair__fig img { width: 100%; height: 100%; object-fit: cover; }
.pair__tag {
  position: absolute; top: 8px; left: 8px; background: var(--paper); color: var(--body);
  font-size: 10px; letter-spacing: .16em; text-transform: uppercase; padding: 4px 8px;
}
.pair__cap { margin-top: 12px; font-size: 14px; color: var(--body-soft); }

/* ---- tier x length price matrix — the hair-specific menu shape ---- */
.matrix-wrap { overflow-x: auto; }
.matrix { width: 100%; border-collapse: collapse; min-width: 560px; }
.matrix th, .matrix td { text-align: right; padding: 13px 12px; border-bottom: 1px solid var(--line); font-variant-numeric: tabular-nums; }
.matrix th:first-child, .matrix td:first-child { text-align: left; font-variant-numeric: normal; }
.matrix thead th { font-size: 11px; letter-spacing: .16em; text-transform: uppercase; font-weight: 600; color: var(--body-soft); }
.section--dark .matrix th, .section--dark .matrix td { border-color: #3A3E3B; }
.section--dark .matrix thead th { color: var(--on-dark-soft); }
.matrix__name { font-weight: 600; }
.matrix__meta { display: block; font-size: 13px; color: var(--body-soft); font-weight: 400; }
.section--dark .matrix__meta { color: var(--on-dark-soft); }
.matrix__quote { font-style: italic; color: var(--accent-deep); }
.section--dark .matrix__quote { color: var(--accent-on-dark); }

/* ---- roster ---- */
.roster { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
@media (max-width: 1000px) { .roster { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .roster { grid-template-columns: 1fr; } }
.artist__media { background: var(--ink-2); border-radius: var(--r); aspect-ratio: 3/4; overflow: hidden; margin-bottom: 14px; }
.artist__media img, .artist__media svg { width: 100%; height: 100%; object-fit: cover; }
.artist__mono { font-family: var(--display); font-size: 13px; letter-spacing: .28em; color: var(--accent-deep); text-transform: uppercase; }
.artist__tier { display: inline-block; background: var(--accent-lite); color: var(--ink); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; padding: 3px 9px; margin-top: 6px; }

/* ---- booking wizard ---- */
.book { display: grid; grid-template-columns: 1.6fr 1fr; gap: 22px; align-items: start; }
@media (max-width: 900px) { .book { grid-template-columns: 1fr; } }
.book__panel { background: var(--paper-2); border: 1px solid var(--line); border-radius: var(--r); padding: clamp(18px, 3vw, 30px); }
.book__steps { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 24px; font-size: 12px; letter-spacing: .1em; text-transform: uppercase; list-style: none; padding: 0; }
.book__step { color: var(--body-soft); }
.book__step[aria-current="step"] { color: var(--accent-deep); font-weight: 700; }
.book__nav { display: flex; gap: 10px; justify-content: space-between; margin-top: 26px; }

.opt { display: flex; gap: 12px; align-items: flex-start; padding: 13px; border: 1px solid var(--line); border-radius: var(--r); cursor: pointer; margin-bottom: 8px; background: var(--paper-2); }
.opt:has(input:checked) { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 7%, var(--paper-2)); }
.opt input { margin-top: 5px; flex: none; width: 18px; height: 18px; accent-color: var(--accent); }
.opt__body { flex: 1; }
.opt__name { font-weight: 600; }
.opt__meta { font-size: 13px; color: var(--body-soft); }
.opt__thb { font-variant-numeric: tabular-nums; font-weight: 600; white-space: nowrap; }

.datestrip { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 8px; }
.datebtn { flex: none; width: 62px; padding: 10px 4px; border-radius: var(--r); border: 1px solid var(--line); background: var(--paper-2); cursor: pointer; text-align: center; font-size: 13px; min-height: 62px; }
.datebtn[aria-pressed="true"] { background: var(--ink); color: var(--on-dark); border-color: var(--ink); }
.datebtn[disabled] { opacity: .4; cursor: not-allowed; text-decoration: line-through; }
.datebtn__dow { display: block; font-size: 11px; letter-spacing: .08em; text-transform: uppercase; }
.datebtn__num { display: block; font-size: 18px; font-weight: 600; font-variant-numeric: tabular-nums; }

.slots { display: grid; grid-template-columns: repeat(auto-fill, minmax(84px, 1fr)); gap: 8px; margin-top: 14px; }
.slot { padding: 12px 6px; border-radius: var(--r); border: 1px solid var(--line); background: var(--paper-2); cursor: pointer; font-variant-numeric: tabular-nums; font-size: 14px; min-height: 44px; }
.slot[aria-pressed="true"] { background: var(--ink); color: var(--on-dark); border-color: var(--ink); }
.slot[disabled] { opacity: .38; cursor: not-allowed; }
.slot--hold { border-style: dashed; }
.slots__legend { display: flex; gap: 16px; margin-top: 12px; font-size: 12px; color: var(--body-soft); flex-wrap: wrap; }

.rail { background: var(--ink); color: var(--on-dark); border-radius: var(--r); padding: 24px; position: sticky; top: 92px; }
.rail h3 { font-size: 11px; letter-spacing: .28em; text-transform: uppercase; color: var(--accent-on-dark); margin-bottom: 16px; }
.rail__line { display: flex; justify-content: space-between; gap: 12px; font-size: 14px; padding: 5px 0; }
.rail__line span:last-child { font-variant-numeric: tabular-nums; }
.rail__rule { border: 0; border-top: 1px solid #3A3E3B; margin: 14px 0; }
.rail__total { font-family: var(--display); font-weight: 300; font-size: 26px; font-variant-numeric: tabular-nums; }
.rail__empty { color: var(--on-dark-soft); font-size: 14px; }

.field { margin-bottom: 14px; }
.field label { display: block; font-size: 13px; letter-spacing: .1em; text-transform: uppercase; font-weight: 600; margin-bottom: 7px; }
.field input, .field textarea { width: 100%; padding: 12px; border: 1px solid var(--line); border-radius: var(--r); font: inherit; font-size: 15px; background: #fff; color: var(--body); min-height: 44px; }
.field .err { color: #9B2C2C; font-size: 13px; margin-top: 5px; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.done { text-align: center; padding: 8px 0; }
.done__mark { width: 54px; height: 54px; border-radius: 999px; background: color-mix(in srgb, var(--accent) 18%, var(--paper-2)); display: grid; place-items: center; margin: 0 auto 16px; font-size: 24px; }
.done__recap { text-align: left; background: var(--paper); border-radius: var(--r); padding: 18px; margin-top: 20px; }

/* ---- map ---- */
.map { position: relative; background: var(--ink-2); border-radius: var(--r); aspect-ratio: 16/9; overflow: hidden; }
.map svg { width: 100%; height: 100%; }
.pin { cursor: pointer; }
.pin:focus-visible circle { stroke: var(--accent-on-dark); stroke-width: 3; }
.map__note { margin-top: 12px; font-size: 14px; color: var(--body-soft); min-height: 22px; }

/* ---- faq ---- */
.faq details { border-bottom: 1px solid var(--line); padding: 16px 0; }
.faq summary { cursor: pointer; font-weight: 600; font-size: 16px; }

/* ---- sticky mobile CTA ---- */
.sticky { position: fixed; inset: auto 0 0 0; z-index: 55; display: none; gap: 10px; padding: 10px; background: var(--paper); border-top: 1px solid var(--line); }
.sticky .btn { flex: 1; }
@media (max-width: 760px) { .sticky { display: flex; } body { padding-bottom: 76px; } }

/* ---- footer ---- */
.footer { background: var(--ink); color: var(--on-dark); padding-block: clamp(40px, 6vw, 76px); }
.footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 28px; }
@media (max-width: 820px) { .footer__grid { grid-template-columns: 1fr; } }
.footer a { color: var(--on-dark-soft); }
.footer__note { border-top: 1px solid #3A3E3B; margin-top: 34px; padding-top: 22px; font-size: 13px; color: var(--on-dark-soft); }

/* ---- reveal ---- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  * { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}