/* lowstool: a modern storefront dressed in Vietnamese street materials.
   Sơn mài (lacquer) black-red and gold for the hero and story, the flag's red and gold star,
   shop-sign colours on the cards, gạch bông tiles between sections, and a sidewalk-grey page. */
:root {
  --concrete: #E9EAE6;      /* sidewalk ground */
  --paper: #F7F8F5;         /* card surface */
  --ink: #17202B;
  --ink-soft: #4E5965;
  --line: #CDD0CB;
  --flag-red: #DA251D;      /* cờ đỏ */
  --star: #FFCD00;          /* sao vàng */
  --stool-red: #D2232A;
  --stool-blue: #1E5AA8;
  --sign-red: #D2232A;
  --sign-blue: #1E5AA8;
  --sign-green: #1F7A4D;
  --sign-yellow: #F2B705;
  --sign-ink-on-yellow: #17202B;
  --on-sign: #FFFFFF;
  --lacquer: #1A0909;       /* sơn mài black-red */
  --lacquer-2: #3B0F0D;
  --gold: #D9A520;          /* gold leaf */
  --cream: #F6EBD9;         /* text on lacquer */
  --cream-soft: #D9C7AE;
  --shadow: 0 1px 0 rgba(23,32,43,.06), 0 14px 34px -18px rgba(23,32,43,.4);
  --scrim: rgba(15,21,28,.5);
  --font-display: "Big Shoulders Display", "Arial Narrow", "Roboto Condensed", sans-serif;
  --font-body: "Be Vietnam Pro", "Segoe UI", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --font-cjk: "Pretendard", "Apple SD Gothic Neo", "Noto Sans KR", "PingFang SC", "Hiragino Sans", "Noto Sans CJK SC", "Noto Sans JP", "Microsoft YaHei", "Yu Gothic", sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --concrete: #10151C; --paper: #18202A; --ink: #ECEEF0; --ink-soft: #A3ADB8; --line: #2B3542;
    --stool-red: #FF5057; --stool-blue: #6AA4EE;
    --sign-red: #C21F26; --sign-blue: #2463B3; --sign-green: #1D7048; --sign-yellow: #E5AD06;
    --sign-ink-on-yellow: #141A21;
    --shadow: 0 1px 0 rgba(0,0,0,.3), 0 14px 34px -18px rgba(0,0,0,.85);
    --scrim: rgba(0,0,0,.6);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --concrete: #10151C; --paper: #18202A; --ink: #ECEEF0; --ink-soft: #A3ADB8; --line: #2B3542;
  --stool-red: #FF5057; --stool-blue: #6AA4EE;
  --sign-red: #C21F26; --sign-blue: #2463B3; --sign-green: #1D7048; --sign-yellow: #E5AD06;
  --sign-ink-on-yellow: #141A21;
  --shadow: 0 1px 0 rgba(0,0,0,.3), 0 14px 34px -18px rgba(0,0,0,.85);
  --scrim: rgba(0,0,0,.6);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body {
  margin: 0; background: var(--concrete); color: var(--ink);
  font: 400 1rem/1.6 var(--font-body); -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
:lang(ko) body, :lang(zh) body, :lang(ja) body { font-family: var(--font-body), var(--font-cjk); }
.wrap { max-width: 74rem; margin: 0 auto; padding-inline: 16px; }
@media (min-width: 720px) { .wrap { padding-inline: 32px; } }
h1, h2, h3 { font-family: var(--font-display); line-height: .95; text-wrap: balance; margin: 0; }
:lang(ko) :is(h1, h2, h3), :lang(zh) :is(h1, h2, h3), :lang(ja) :is(h1, h2, h3) { font-family: var(--font-display), var(--font-cjk); line-height: 1.15; letter-spacing: 0 !important; }
p { margin: 0; }
a { color: inherit; }
button, select { font: inherit; color: inherit; }
:focus-visible { outline: 3px solid var(--stool-blue); outline-offset: 2px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.eyebrow { font: 500 .75rem/1.2 var(--font-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-soft); }

/* ---------- Header ---------- */
.top {
  position: sticky; top: 0; z-index: 30;
  background: color-mix(in srgb, var(--concrete) 86%, transparent);
  -webkit-backdrop-filter: saturate(1.4) blur(12px); backdrop-filter: saturate(1.4) blur(12px);
  border-bottom: 1px solid var(--line);
  padding-top: env(safe-area-inset-top, 0px);
}
.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-block: 10px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; min-width: 0; }
.brand svg { width: 40px; height: 40px; flex: none; transition: transform .5s cubic-bezier(.3,1.6,.5,1); }
.brand:hover svg { transform: rotate(-8deg) translateY(-2px); }
.brand-text { display: grid; line-height: 1; }
.wordmark { font: 800 1.9rem/1 var(--font-display); letter-spacing: -.01em; margin: 0; }
.wordmark b { color: var(--flag-red); font-weight: 800; }
.brand-place { font: 500 .62rem/1 var(--font-mono); letter-spacing: .32em; text-transform: uppercase; color: var(--ink-soft); margin-top: 3px; }
.brand-place i { font-style: normal; color: var(--flag-red); letter-spacing: 0; }
.nav { display: flex; align-items: center; gap: 18px; }
.nav > a { text-decoration: none; font-weight: 500; font-size: .95rem; position: relative; }
.nav > a::after { content: ""; position: absolute; left: 0; right: 0; bottom: -4px; height: 2px; background: var(--flag-red); transform: scaleX(0); transform-origin: left; transition: transform .25s; }
.nav > a:hover::after { transform: scaleX(1); }
@media (max-width: 900px) { .nav > a { display: none; } }
.lang { position: relative; display: inline-flex; align-items: center; gap: 6px; border: 1.5px solid var(--line); border-radius: 999px; padding: 0 10px; height: 38px; background: var(--paper); }
.lang svg { width: 18px; height: 18px; flex: none; color: var(--ink-soft); }
.lang select { appearance: none; -webkit-appearance: none; border: 0; background: transparent; font-weight: 500; font-size: .9rem; padding: 0 2px; cursor: pointer; max-width: 7.5rem; }
.lang:focus-within { outline: 3px solid var(--stool-blue); outline-offset: 2px; }
.lang select:focus-visible { outline: none; }
.table-btn {
  display: inline-flex; align-items: center; gap: 8px; height: 38px;
  background: var(--ink); color: var(--concrete); border: 0; border-radius: 999px;
  padding: 0 8px 0 16px; font-weight: 700; cursor: pointer; white-space: nowrap;
}
.table-btn .count { min-width: 1.5rem; height: 1.5rem; border-radius: 999px; display: inline-grid; place-items: center; background: var(--flag-red); color: var(--star); font: 500 .8rem/1 var(--font-body); }
@media (max-width: 480px) {
  .table-btn > span:first-child { display: none; }
  .table-btn { padding: 0 7px; }
  .brand-place { letter-spacing: .2em; }
}

/* ---------- Hero: a lacquer night street ---------- */
.hero {
  position: relative; isolation: isolate; overflow: hidden;
  color: var(--cream);
  background:
    radial-gradient(60% 70% at 72% 45%, rgba(218,37,29,.38), transparent 70%),
    radial-gradient(40% 50% at 15% 10%, rgba(217,165,32,.14), transparent 70%),
    radial-gradient(120% 120% at 50% 0%, var(--lacquer-2), var(--lacquer) 60%);
  min-height: min(100svh, 940px);
  display: flex; align-items: center;
}
/* gold-leaf speckle, like crushed eggshell in sơn mài */
.hero::before, .story::before {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none; opacity: .9;
  background-image:
    radial-gradient(circle at 30% 40%, rgba(217,165,32,.35) 0 1px, transparent 1.6px),
    radial-gradient(circle at 70% 70%, rgba(246,235,217,.18) 0 1px, transparent 1.6px),
    radial-gradient(circle at 50% 20%, rgba(217,165,32,.22) 0 .8px, transparent 1.4px);
  background-size: 37px 41px, 53px 47px, 23px 29px;
}
/* roof-tile edge where the hero meets the sidewalk */
.hero::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 18px; z-index: 2;
  background: radial-gradient(circle at 50% 0, transparent 12px, var(--concrete) 12.5px) 0 0 / 28px 18px repeat-x;
}
#hero3d { position: absolute; inset: 0; z-index: 0; }
#hero3d canvas { display: block; width: 100%; height: 100%; }
.hero-glow { position: absolute; inset: auto 0 0 0; height: 40%; z-index: 0; pointer-events: none; background: linear-gradient(to top, rgba(26,9,9,.75), transparent); }
.hero-grid { position: relative; z-index: 1; display: grid; gap: 8px; padding-block: 8px 64px; width: 100%; }
@media (max-width: 899px) { .hero-stage { order: -1; } }
@media (min-width: 900px) { .hero-grid { grid-template-columns: 1.08fr 1fr; align-items: center; padding-block: 72px 96px; } }
.hero .eyebrow { color: var(--gold); display: inline-flex; gap: 8px; align-items: center; }
.hero .eyebrow::before { content: "★"; color: var(--star); letter-spacing: 0; font-size: .95rem; }
.hero h1 { margin-top: 14px; font-size: clamp(3.4rem, 11.5vw, 8.4rem); font-weight: 900; letter-spacing: -.02em; text-transform: uppercase; }
.hero h1 span { display: block; }
.hero h1 .l2 { color: var(--star); text-shadow: 0 0 40px rgba(255,205,0,.35), 0 4px 0 rgba(120,40,0,.35); animation: glow 5s ease-in-out infinite; }
@keyframes glow { 50% { text-shadow: 0 0 70px rgba(255,205,0,.55), 0 4px 0 rgba(120,40,0,.35); } }
:lang(ko) .hero h1, :lang(zh) .hero h1, :lang(ja) .hero h1 { font-size: clamp(2.6rem, 8vw, 5.6rem); font-weight: 900; }
:lang(fr) .hero h1 { font-size: clamp(3rem, 10vw, 7rem); }
:lang(vi) .hero h1 { font-size: clamp(3rem, 10vw, 5.8rem); line-height: 1.08; }
.hero .lede { margin-top: 20px; max-width: 34rem; font-size: 1.1rem; color: var(--cream-soft); }
.hero .lede strong { color: var(--cream); }
.ctas { margin-top: 28px; display: flex; flex-wrap: wrap; gap: 12px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; border-radius: 999px; padding: 13px 24px;
  font-weight: 700; text-decoration: none; border: 2px solid var(--ink); cursor: pointer; background: transparent;
  transition: transform .2s, box-shadow .2s, background .2s, color .2s;
}
.btn:active { transform: translateY(1px) scale(.98); }
.btn.primary { background: var(--flag-red); border-color: var(--flag-red); color: #fff; box-shadow: 0 10px 30px -10px rgba(218,37,29,.8); }
.btn.primary:hover { transform: translateY(-2px); box-shadow: 0 16px 36px -12px rgba(218,37,29,.95); }
.btn:not(.primary):hover { background: var(--ink); color: var(--concrete); }
.btn.ghost { border-color: rgba(246,235,217,.5); color: var(--cream); }
.btn.ghost:hover { background: var(--cream); color: var(--lacquer); border-color: var(--cream); }
.stats { margin: 36px 0 0; display: grid; grid-template-columns: repeat(3, minmax(0, max-content)); gap: 14px 26px; }
@media (max-width: 480px) { .stats { gap: 12px 14px; } .stats dt { font-size: 1.8rem !important; } .stats dd { font-size: .72rem !important; } }
.stats div { border-left: 2px solid var(--gold); padding-left: 12px; }
.stats dt { font: 900 2.2rem/1 var(--font-display); color: var(--cream); }
.stats dt small { font: 500 .8rem var(--font-mono); color: var(--gold); margin-left: 3px; }
.stats dd { margin: 4px 0 0; font-size: .8rem; color: var(--cream-soft); max-width: 11rem; line-height: 1.35; }

.hero-stage { position: relative; margin: 0; min-height: min(340px, 44svh); display: grid; place-items: center; touch-action: pan-y; cursor: grab; -webkit-tap-highlight-color: transparent; }
.hero-stage:active { cursor: grabbing; }
@media (min-width: 900px) { .hero-stage { min-height: 560px; } }
.hero-stage .fallback { width: min(320px, 62vw); height: auto; filter: drop-shadow(0 30px 40px rgba(0,0,0,.5)); animation: float 5s ease-in-out infinite; transition: opacity .6s; }
@keyframes float { 50% { transform: translateY(-12px) rotate(-2deg); } }
.hero.is-3d .hero-stage .fallback { opacity: 0; }
.hint { position: absolute; bottom: 0; left: 50%; transform: translateX(-50%); white-space: nowrap; font: 500 .72rem/1 var(--font-mono); letter-spacing: .08em; color: var(--cream-soft); background: rgba(26,9,9,.55); border: 1px solid rgba(217,165,32,.35); padding: 8px 12px; border-radius: 999px; opacity: 0; transition: opacity .6s .8s; }
.hero.is-3d .hint { opacity: 1; }
@media (max-width: 420px) { .hint { font-size: .64rem; letter-spacing: .02em; } }

/* ---------- Phrase marquee on flag red ---------- */
.strip { position: relative; background: var(--flag-red); color: #fff; overflow: hidden; border-block: 3px solid var(--star); }
.marquee { display: flex; width: max-content; padding-block: 14px; animation: marquee 48s linear infinite; }
.strip:hover .marquee { animation-play-state: paused; }
.marquee span { display: inline-flex; align-items: baseline; gap: 10px; padding-right: 26px; font: 800 1.3rem/1.2 var(--font-display); letter-spacing: .02em; text-transform: uppercase; white-space: nowrap; }
.marquee span::after { content: "★"; color: var(--star); font-size: 1rem; padding-left: 16px; }
.marquee i { font: italic 400 .88rem/1 var(--font-body); text-transform: none; letter-spacing: 0; color: #FFE3DF; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- Sections ---------- */
section.block { padding-block: 72px; position: relative; }
.head { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 16px 32px; margin-bottom: 28px; }
.head h2 { font-size: clamp(2.6rem, 6.5vw, 4.4rem); font-weight: 900; text-transform: uppercase; margin-top: 6px; }
.head p { max-width: 31rem; color: var(--ink-soft); }

/* Route filter: the North → South line, like the Thống Nhất railway */
.route { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 28px; overflow-x: auto; padding: 4px 2px 10px; scrollbar-width: thin; }
.route .pill {
  flex: none; border: 1.5px solid var(--line); background: var(--paper); border-radius: 999px; padding: 7px 16px;
  font-weight: 700; font-size: .9rem; cursor: pointer; margin-top: 6px; transition: background .2s, color .2s, border-color .2s;
}
.route .pill[aria-pressed="true"] { background: var(--ink); color: var(--concrete); border-color: var(--ink); }
.route .pill:hover:not([aria-pressed="true"]) { border-color: var(--ink); }
.line-wrap { flex: none; display: grid; gap: 2px; }
.line-wrap .eyebrow { padding-left: 4px; font-size: .62rem; }
.stops { position: relative; display: flex; }
.stops::before { content: ""; position: absolute; left: 22px; right: 22px; top: 15px; border-top: 3px dashed var(--line); }
.stop { position: relative; flex: none; display: grid; justify-items: center; gap: 4px; min-width: 76px; padding: 4px 6px; border: 0; background: none; cursor: pointer; font-weight: 500; font-size: .86rem; }
.stop .dot { width: 24px; height: 24px; border-radius: 999px; background: var(--paper); border: 3px solid var(--ink-soft); display: grid; place-items: center; color: transparent; font-size: .7rem; line-height: 1; transition: transform .3s cubic-bezier(.3,1.7,.5,1), background .2s, border-color .2s; }
.stop:hover .dot { transform: scale(1.15); border-color: var(--flag-red); }
.stop[aria-pressed="true"] .dot { background: var(--flag-red); border-color: var(--flag-red); color: var(--star); transform: scale(1.25); }
.stop[aria-pressed="true"] { font-weight: 700; }

/* Experience cards: each opens with a hanging shop sign */
.grid { display: grid; gap: 22px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr)); perspective: 1200px; }
.card {
  position: relative; background: var(--paper); border-radius: 16px; overflow: hidden; display: flex; flex-direction: column; box-shadow: var(--shadow); min-width: 0;
  transform-style: preserve-3d; transition: transform .35s cubic-bezier(.2,.8,.2,1), box-shadow .35s;
  --rx: 0deg; --ry: 0deg; --gx: 50%; --gy: 0%;
  transform: rotateX(var(--rx)) rotateY(var(--ry));
}
.card:hover { box-shadow: 0 30px 60px -28px rgba(23,32,43,.55); }
.card::after { content: ""; position: absolute; inset: 0; pointer-events: none; border-radius: inherit; background: radial-gradient(500px circle at var(--gx) var(--gy), rgba(255,255,255,.22), transparent 40%); opacity: 0; transition: opacity .3s; }
.card:hover::after { opacity: 1; }
.sign {
  position: relative; padding: 24px 20px 18px; color: var(--on-sign); transform-origin: 50% -10px;
  display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; min-height: 124px;
  background-image: linear-gradient(180deg, rgba(255,255,255,.12), transparent 40%), repeating-linear-gradient(90deg, rgba(255,255,255,.04) 0 2px, transparent 2px 6px);
}
.sign::before, .sign::after { content: ""; position: absolute; top: 9px; width: 7px; height: 7px; border-radius: 99px; background: rgba(0,0,0,.28); box-shadow: inset 0 1px 0 rgba(255,255,255,.35); }
.sign::before { left: 10px; } .sign::after { right: 10px; }
.card:hover .sign { animation: swing 1.4s ease-out; }
@keyframes swing { 15% { transform: rotate(2.4deg); } 35% { transform: rotate(-1.8deg); } 55% { transform: rotate(1.1deg); } 75% { transform: rotate(-.5deg); } }
.sign.red { background-color: var(--sign-red); }
.sign.blue { background-color: var(--sign-blue); }
.sign.green { background-color: var(--sign-green); }
.sign.yellow { background-color: var(--sign-yellow); color: var(--sign-ink-on-yellow); }
.sign .word { font: 900 clamp(2.4rem, 5vw, 3.1rem)/.9 var(--font-display); text-transform: uppercase; letter-spacing: .01em; text-shadow: 0 2px 0 rgba(0,0,0,.18); }
.sign .city { font: 500 .72rem/1.35 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; text-align: right; opacity: .95; flex: none; }
.card .body { padding: 18px 20px 20px; display: flex; flex-direction: column; gap: 12px; flex: 1; transform: translateZ(20px); }
.card h3 { font-size: 1.6rem; font-weight: 800; }
.meta { display: flex; flex-wrap: wrap; gap: 6px 14px; font: 500 .78rem/1.3 var(--font-mono); color: var(--ink-soft); }
.card .desc { color: var(--ink-soft); font-size: .95rem; }
.inc { margin: 0; padding: 0; list-style: none; display: grid; gap: 4px; font-size: .88rem; }
.inc li { padding-left: 18px; position: relative; }
.inc li::before { content: "★"; position: absolute; left: 0; top: 0; color: var(--flag-red); font-size: .75rem; }
.buy { margin-top: auto; padding-top: 14px; border-top: 1px dashed var(--line); display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.price { display: flex; flex-direction: column; font-variant-numeric: tabular-nums; }
.price b { font: 800 1.7rem/1 var(--font-display); }
.price small { font: 500 .72rem/1.4 var(--font-mono); color: var(--ink-soft); }
.add { border: 0; background: var(--ink); color: var(--concrete); border-radius: 999px; padding: 10px 16px; font-weight: 700; cursor: pointer; white-space: nowrap; transition: background .2s, transform .2s; }
.add:hover { background: var(--flag-red); color: #fff; transform: translateY(-1px); }
.add.added { background: var(--sign-green); color: #fff; }

/* Gạch bông band */
.tiles { height: 48px; background: url(gach-bong.svg) 0 0 / 48px 48px repeat-x; border-block: 3px solid var(--ink); }

/* ---------- Story: a lacquer panel with a bronze-drum sun ---------- */
.story { background: radial-gradient(80% 90% at 85% 50%, var(--lacquer-2), var(--lacquer) 70%); color: var(--cream); overflow: hidden; isolation: isolate; }
.story .eyebrow { color: var(--gold); }
.drum {
  position: absolute; z-index: -1; right: -18%; top: 50%; width: min(980px, 130vw); aspect-ratio: 1; transform: translateY(-50%);
  background: var(--gold); opacity: .16;
  -webkit-mask: url(trong-dong.svg) center / contain no-repeat; mask: url(trong-dong.svg) center / contain no-repeat;
  animation: spin 160s linear infinite;
}
@keyframes spin { to { transform: translateY(-50%) rotate(360deg); } }
.story-grid { display: grid; gap: 40px; }
@media (min-width: 900px) { .story-grid { grid-template-columns: 1fr 1.2fr; gap: 64px; } }
.story h2 { font-size: clamp(2.8rem, 7.5vw, 5.4rem); font-weight: 900; text-transform: uppercase; margin-top: 8px; }
.story h2 span { display: block; }
.gold { color: var(--star); }
.story .prose { display: grid; gap: 18px; max-width: 38rem; font-size: 1.05rem; color: var(--cream-soft); }
.story .prose p:first-child::first-letter { font: 900 3.6rem/.8 var(--font-display); float: left; margin: 6px 10px 0 0; color: var(--star); }
:lang(ko) .story .prose p:first-child::first-letter, :lang(zh) .story .prose p:first-child::first-letter, :lang(ja) .story .prose p:first-child::first-letter { font: inherit; float: none; margin: 0; color: inherit; }
.pull { font: 800 1.7rem/1.15 var(--font-display); text-transform: uppercase; color: var(--cream); border-left: 6px solid var(--flag-red); padding-left: 16px; }
:lang(ko) .pull, :lang(zh) .pull, :lang(ja) .pull { font-family: var(--font-cjk); font-size: 1.3rem; line-height: 1.5; }
.promises { display: grid; gap: 18px; margin-top: 48px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr)); }
.promise { border-top: 2px solid var(--gold); padding-top: 14px; }
.promise .ico { font-size: 1.3rem; color: var(--star); }
.promise h3 { font-size: 1.4rem; font-weight: 800; text-transform: uppercase; margin-top: 6px; color: var(--cream); }
.promise p { margin-top: 6px; color: var(--cream-soft); font-size: .95rem; }

/* ---------- How it works ---------- */
.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 230px), 1fr)); }
.step { position: relative; padding: 22px; border-radius: 16px; background: var(--paper); box-shadow: var(--shadow); overflow: hidden; }
.step .n { display: flex; align-items: baseline; gap: 10px; margin-bottom: 10px; }
.step .n b { font: 900 3rem/1 var(--font-display); color: var(--flag-red); }
.step .n i { font: 500 .72rem/1 var(--font-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-soft); font-style: normal; }
.step h3 { font-size: 1.35rem; font-weight: 800; text-transform: uppercase; }
.step p { margin-top: 6px; color: var(--ink-soft); font-size: .95rem; }
.step svg { position: absolute; right: -10px; bottom: -14px; width: 92px; opacity: .08; }

/* ---------- Footer ---------- */
footer { background: var(--lacquer); color: var(--cream-soft); padding-block: 48px calc(56px + env(safe-area-inset-bottom, 0px)); }
footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 28px; }
.foot-brand { display: flex; gap: 14px; align-items: center; }
.foot-brand svg { width: 56px; height: 56px; flex: none; }
.foot-brand .wordmark { color: var(--cream); font-size: 2.4rem; }
.foot-meta { display: grid; gap: 6px; font-size: .9rem; }
.made i { font-style: normal; color: var(--star); }
.foot-langs { display: flex; flex-wrap: wrap; gap: 4px 12px; }
.foot-langs a { text-decoration: none; color: var(--cream-soft); }
.foot-langs a[aria-current="true"] { color: var(--star); }
.foot-langs a:hover { color: var(--cream); }

/* ---------- Stoolmates ---------- */
.sample-tag { display: inline-block; margin-top: 6px; font: 500 .7rem/1.3 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--flag-red); border: 1px dashed currentColor; border-radius: 6px; padding: 3px 7px; }
.mates { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 250px), 1fr)); }
.mate { position: relative; display: grid; grid-template-columns: auto 1fr; gap: 10px 14px; align-items: center; padding: 18px; border-radius: 16px; background: var(--paper); box-shadow: var(--shadow); text-align: left; color: inherit; font: inherit; border: 2px solid transparent; }
.mate h3 { font-size: 1.5rem; font-weight: 800; }
.mate h3 small { font: 500 .72rem var(--font-mono); color: var(--ink-soft); margin-left: 6px; letter-spacing: 0; }
.mplace { font: 500 .72rem/1.3 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--ink-soft); }
.mbio { grid-column: 1 / -1; color: var(--ink-soft); font-size: .92rem; }
.mlangs { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 6px; }
.lchip { font: 500 .72rem/1 var(--font-mono); padding: 5px 8px; border-radius: 999px; border: 1.5px solid var(--line); }
.lchip.me { background: var(--ink); color: var(--concrete); border-color: var(--ink); }
.mstat { grid-column: 1 / -1; font: 500 .78rem var(--font-mono); color: var(--ink-soft); }
.ava { position: relative; width: 56px; height: 56px; border-radius: 18px; display: grid; place-items: center; font: 900 1.9rem/1 var(--font-display); color: #fff; flex: none; box-shadow: inset 0 -4px 0 rgba(0,0,0,.18); }
.ava i { position: absolute; right: -5px; bottom: -5px; width: 22px; height: 22px; border-radius: 99px; background: var(--flag-red); color: var(--star); font: normal .72rem/22px var(--font-body); text-align: center; border: 2px solid var(--paper); }
.ava.red { background: var(--sign-red); } .ava.blue { background: var(--sign-blue); } .ava.green { background: var(--sign-green); }
.ava.yellow { background: var(--sign-yellow); color: var(--sign-ink-on-yellow); }
.ava.gold { background: linear-gradient(135deg, var(--star), var(--gold)); color: var(--flag-red); font-size: 1.6rem; }

/* ---------- Booking sheet ---------- */
body.locked { overflow: hidden; }
.scrim { position: fixed; inset: 0; background: var(--scrim); z-index: 40; -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px); }
.sheet {
  position: fixed; z-index: 50; inset: auto 0 0 0; max-height: 94svh; height: 94svh;
  background: var(--concrete); border-radius: 22px 22px 0 0; display: flex; flex-direction: column;
  padding-bottom: env(safe-area-inset-bottom, 0px); box-shadow: 0 -20px 60px -20px rgba(0,0,0,.5);
  transform: translateY(105%); visibility: hidden; transition: transform .4s cubic-bezier(.2,.8,.2,1), visibility .4s;
}
@media (min-width: 760px) {
  .sheet { inset: 50% auto auto 50%; width: min(680px, calc(100% - 48px)); height: min(820px, 92svh); border-radius: 22px; transform: translate(-50%, -46%) scale(.96); opacity: 0; transition: transform .35s cubic-bezier(.2,.8,.2,1), opacity .3s, visibility .35s; }
  .sheet.open { transform: translate(-50%, -50%); opacity: 1; }
}
.sheet.open { transform: none; visibility: visible; }
@media (min-width: 760px) { .sheet.open { transform: translate(-50%, -50%); } }
.sheet-head { position: relative; padding: 16px 20px 12px; border-bottom: 1px solid var(--line); display: grid; gap: 12px; }
.sheet-head { padding-right: 64px; }
.sheet-head .icon-btn { position: absolute; right: 14px; top: 12px; }
.icon-btn { border: 1.5px solid var(--line); background: var(--paper); border-radius: 999px; width: 36px; height: 36px; cursor: pointer; font-size: 1.1rem; line-height: 1; }
.stepper { list-style: none; margin: 0; padding: 0; display: flex; gap: 4px; }
.stepper li { flex: 1; display: grid; gap: 6px; font: 500 .68rem/1.2 var(--font-mono); color: var(--ink-soft); min-width: 0; }
.stepper li::before { content: ""; height: 4px; border-radius: 4px; background: var(--line); transition: background .3s; }
.stepper li b { display: none; }
.stepper li span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.stepper li.done::before { background: var(--ink-soft); }
.stepper li.now::before { background: var(--flag-red); }
.stepper li.now { color: var(--ink); font-weight: 700; }
.stepper li.done { color: var(--ink); }
.sheet-body { flex: 1; overflow-y: auto; padding: 20px; display: grid; gap: 16px; align-content: start; grid-auto-rows: max-content; overscroll-behavior: contain; }
.sheet-body h2 { font-size: clamp(2rem, 6vw, 2.6rem); font-weight: 900; text-transform: uppercase; }
.sheet-foot { display: flex; justify-content: space-between; gap: 12px; padding: 14px 20px; border-top: 1px solid var(--line); background: var(--concrete); }
.sheet-foot .btn { padding: 12px 20px; }
.bp { color: var(--ink-soft); margin-top: -8px; }
.bpick { display: grid; gap: 10px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 260px), 1fr)); }
.bitem { display: flex; gap: 12px; align-items: center; text-align: left; padding: 10px; border-radius: 14px; border: 2px solid var(--line); background: var(--paper); cursor: pointer; font: inherit; color: inherit; transition: border-color .2s, transform .2s; }
.bitem:hover { border-color: var(--ink); transform: translateY(-2px); }
.bitem.on { border-color: var(--flag-red); }
.bitem b, .bsum b { display: block; line-height: 1.25; }
.bitem small, .bsum small { font: 500 .74rem/1.4 var(--font-mono); color: var(--ink-soft); }
.sw { flex: none; display: grid; place-items: center; width: 72px; height: 52px; border-radius: 10px; color: #fff; font: 900 1rem/1 var(--font-display); text-transform: uppercase; text-align: center; padding: 4px; }
.sw.red { background: var(--sign-red); } .sw.blue { background: var(--sign-blue); } .sw.green { background: var(--sign-green); } .sw.yellow { background: var(--sign-yellow); color: var(--sign-ink-on-yellow); }
.bsum { display: flex; align-items: center; gap: 12px; padding: 10px; border-radius: 14px; background: var(--paper); border: 1.5px dashed var(--line); }
.bsum > div { flex: 1; min-width: 0; }
.bamt { font: 900 1.5rem/1 var(--font-display); }
.field { display: grid; gap: 6px; font-weight: 500; font-size: .9rem; }
.field input { font: inherit; font-size: 1rem; padding: 11px 12px; border-radius: 12px; border: 1.5px solid var(--line); background: var(--paper); color: var(--ink); width: 100%; }
.seg { display: flex; flex-wrap: wrap; gap: 8px; }
.seg button { border: 1.5px solid var(--line); background: var(--paper); border-radius: 999px; padding: 9px 16px; font-weight: 600; cursor: pointer; }
.seg button[aria-pressed="true"] { background: var(--ink); color: var(--concrete); border-color: var(--ink); }
.ctr { display: inline-flex; align-items: center; gap: 8px; }
.ctr button { width: 40px; height: 40px; border-radius: 999px; border: 1.5px solid var(--line); background: var(--paper); font-size: 1.2rem; cursor: pointer; }
.ctr output { min-width: 2.4rem; text-align: center; font: 900 1.6rem/1 var(--font-display); }
.only { display: flex; gap: 8px; align-items: center; font-size: .9rem; font-weight: 500; }
.only input { width: 18px; height: 18px; accent-color: var(--flag-red); }
.bmates { display: grid; gap: 10px; }
.mate.pickable, .mate.auto { cursor: pointer; grid-template-columns: auto 1fr auto; box-shadow: none; border: 2px solid var(--line); transition: border-color .2s, transform .2s; }
.mate.pickable .mbio, .mate.pickable .mlangs { grid-column: auto; margin-top: 4px; }
.mate.auto { grid-template-columns: auto 1fr; background: linear-gradient(120deg, color-mix(in srgb, var(--star) 18%, var(--paper)), var(--paper)); }
.mate.auto .mbio { grid-column: auto; }
.mate.pickable:hover:not(:disabled), .mate.auto:hover { border-color: var(--ink); transform: translateY(-1px); }
.mate.on { border-color: var(--flag-red) !important; box-shadow: 0 0 0 3px color-mix(in srgb, var(--flag-red) 20%, transparent); }
.mate:disabled { opacity: .45; cursor: not-allowed; }
.mpick { align-self: start; font: 700 .78rem/1 var(--font-body); padding: 8px 12px; border-radius: 999px; background: var(--ink); color: var(--concrete); white-space: nowrap; }
.mate.on .mpick { background: var(--flag-red); color: #fff; }
.mate:disabled .mpick { background: none; color: var(--ink-soft); border: 1px dashed var(--line); }
@media (max-width: 520px) { .mate.pickable { grid-template-columns: auto 1fr; } .mpick { grid-column: 1 / -1; justify-self: start; } }
form.book { display: grid; gap: 12px; }
form.book label { display: grid; gap: 4px; font-size: .85rem; font-weight: 500; }
form.book input, form.book textarea, form.book select { font: inherit; font-size: 1rem; padding: 10px 12px; border-radius: 10px; border: 1.5px solid var(--line); background: var(--paper); color: var(--ink); width: 100%; }
form.book textarea { min-height: 72px; resize: vertical; }
.row2 { display: grid; gap: 12px; grid-template-columns: 1fr 1fr; }
@media (max-width: 420px) { .row2 { grid-template-columns: 1fr; } }
.bill { margin: 0; display: grid; gap: 0; border-radius: 14px; overflow: hidden; border: 1.5px solid var(--line); }
.bill div { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; padding: 12px 14px; background: var(--paper); }
.bill div + div { border-top: 1px dashed var(--line); }
.bill dt { font-weight: 500; }
.bill dd { margin: 0; font: 800 1.3rem/1 var(--font-display); text-align: right; }
.bill dd small { display: block; font: 500 .7rem var(--font-mono); color: var(--ink-soft); margin-top: 4px; }
.bill .hi { background: color-mix(in srgb, var(--star) 22%, var(--paper)); }
.bill .hi dd { font-size: 1.7rem; color: var(--flag-red); }
.bnote { font-size: .85rem; color: var(--ink-soft); }
.berr { color: var(--flag-red); font-weight: 600; }
.bdone { display: grid; gap: 14px; justify-items: start; }
.bdone > svg { width: 84px; height: 84px; animation: pop .7s cubic-bezier(.3,1.7,.5,1); }
@keyframes pop { from { transform: scale(.3) rotate(-20deg); opacity: 0; } }
.bdone .mate.mini { box-shadow: none; border: 1.5px solid var(--line); width: 100%; }
.bdone .mate.mini .mlangs { grid-column: auto; margin-top: 6px; }
.bdone .bsum { width: 100%; }
.toast { position: fixed; left: 50%; bottom: calc(20px + env(safe-area-inset-bottom, 0px)); transform: translateX(-50%); background: var(--ink); color: var(--concrete); padding: 10px 18px; border-radius: 999px; font-weight: 500; z-index: 60; font-size: .9rem; max-width: calc(100% - 32px); text-align: center; }

/* ---------- Scroll reveal ---------- */
.js [data-reveal] { opacity: 0; transform: translateY(36px) rotateX(10deg); transform-origin: 50% 100%; transition: opacity .8s ease, transform .9s cubic-bezier(.2,.8,.2,1); transition-delay: var(--d, 0s); }
.js [data-reveal].in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js [data-reveal] { opacity: 1; transform: none; }
  .marquee { flex-wrap: wrap; width: auto; padding-inline: 16px; }
  .marquee [aria-hidden="true"] { display: none; }
}

.marquee .group { display: flex; }
.card { animation: card-in .7s cubic-bezier(.2,.8,.2,1) backwards; animation-delay: var(--d, 0s); }
@keyframes card-in { from { opacity: 0; transform: translateY(28px) rotateX(12deg); } }

.req { margin: 0; white-space: pre-wrap; word-break: break-word; font: 500 .78rem/1.55 var(--font-mono); background: var(--paper); border: 1.5px dashed var(--line); padding: 12px; border-radius: 12px; }
.foot-l { display: flex; gap: 8px; }
.illus { border-left: 3px solid var(--star); padding-left: 10px; }
@media (max-width: 480px) { .sheet-foot .btn { padding: 11px 14px; font-size: .9rem; } }

/* ---------- Reviews ---------- */
.reviews { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr)); }
.review { margin: 0; padding: 20px; border-radius: 16px; background: var(--paper); box-shadow: var(--shadow); display: grid; gap: 10px; align-content: start; position: relative; }
.review::before { content: "“"; position: absolute; right: 16px; top: 2px; font: 900 4.5rem/1 var(--font-display); color: var(--flag-red); opacity: .15; }
.review blockquote { margin: 0; font-size: 1rem; line-height: 1.55; white-space: pre-line; }
.review figcaption { font-size: .88rem; color: var(--ink-soft); display: flex; flex-wrap: wrap; gap: 4px 6px; align-items: baseline; }
.review figcaption b { color: var(--ink); }
.review figcaption small { flex-basis: 100%; font: 500 .72rem var(--font-mono); letter-spacing: .06em; text-transform: uppercase; }
.stars { color: var(--sign-yellow); letter-spacing: 2px; font-size: 1.05rem; }
.stars i { font-style: normal; color: var(--line); }
.vbadge { font: 600 .7rem/1 var(--font-body); color: var(--sign-green); border: 1px solid currentColor; border-radius: 999px; padding: 3px 7px; }
.rempty { color: var(--ink-soft); padding: 24px; border: 2px dashed var(--line); border-radius: 16px; text-align: center; }
.meta .rt { color: var(--ink); font-weight: 600; }
.rate { display: flex; gap: 6px; }
.rate button { width: 46px; height: 46px; border-radius: 12px; border: 1.5px solid var(--line); background: var(--paper); font-size: 1.5rem; color: var(--line); cursor: pointer; transition: transform .15s, color .15s; }
.rate button[aria-pressed="true"] { color: var(--sign-yellow); border-color: var(--sign-yellow); }
.rate button:hover { transform: scale(1.08); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.sheet-body details summary { cursor: pointer; font-weight: 600; font-size: .9rem; margin-bottom: 8px; }
.alt-send { font-size: .88rem; color: var(--ink-soft); }
.alt-send a { color: var(--stool-blue); font-weight: 600; }
.linkish { border: 0; background: none; padding: 0; color: var(--stool-blue); font-weight: 600; text-decoration: underline; cursor: pointer; }
.btn[disabled] { opacity: .6; cursor: progress; }

/* ---------- Accounts ---------- */
.acct-btn[hidden] { display: none; }
.acct-btn { display: inline-flex; align-items: center; gap: 8px; height: 38px; padding: 0 14px 0 5px; border-radius: 999px; border: 1.5px solid var(--line); background: var(--paper); font-weight: 600; cursor: pointer; max-width: 11rem; }
.acct-btn #acctLabel { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.acct-ava { width: 28px; height: 28px; flex: none; border-radius: 99px; display: grid; place-items: center; background: var(--flag-red); color: var(--star); font: 800 .85rem/1 var(--font-body); }
.acct-btn.in .acct-ava { color: #fff; }
@media (max-width: 640px) { .acct-btn { padding: 0 4px; } .acct-btn #acctLabel { display: none; } }
.acct-intro { display: grid; gap: 10px; justify-items: start; }
.acct-intro svg { width: 64px; height: 64px; }
.otp { font: 700 1.8rem/1 var(--font-mono) !important; letter-spacing: .5em; text-align: center; }
.acct-tabs { margin-top: -4px; }
.mybks { display: grid; gap: 10px; }
.mybk { display: grid; grid-template-columns: auto 1fr auto; gap: 6px 12px; align-items: center; padding: 10px; border-radius: 14px; background: var(--paper); border: 1.5px solid var(--line); }
.mybk b { display: block; line-height: 1.25; }
.mybk small { display: block; font: 500 .74rem/1.45 var(--font-mono); color: var(--ink-soft); }
.mybk .linkish { grid-column: 2 / -1; justify-self: start; }
.stt { font: 600 .72rem/1 var(--font-body); padding: 6px 9px; border-radius: 99px; background: var(--concrete); white-space: nowrap; }
.stt.st-confirmed { background: var(--sign-blue); color: #fff; } .stt.st-deposit_paid { background: var(--sign-yellow); color: var(--sign-ink-on-yellow); }
.stt.st-done { background: var(--sign-green); color: #fff; } .stt.st-cancelled { text-decoration: line-through; }
@media (max-width: 480px) { .mybk { grid-template-columns: auto 1fr; } .mybk .stt { grid-column: 2; justify-self: start; } }
@media (max-width: 480px) {
  .top .wrap { gap: 8px; }
  .nav { gap: 6px; }
  .lang { padding: 0 8px; }
  .lang svg { display: none; }
  .lang select { max-width: 4.6rem; font-size: .82rem; }
  .brand { gap: 6px; } .brand svg { width: 34px; height: 34px; } .wordmark { font-size: 1.6rem; }
}
.join-link { display: inline-block; margin-top: 6px; font-weight: 700; color: var(--flag-red); text-decoration: none; }
.join-link:hover { text-decoration: underline; }
footer .join-link { color: var(--star); margin-top: 0; }