/* =========================================================
   Base layout + design tokens. Every skin in skins.css only
   overrides these tokens and adds a few decorations.
   ========================================================= */
:root {
  --bg: #eeefec;
  --bg-img: none;
  --surface: #fbfaf7;
  --surface-2: #e6e5e1;
  --ink: #1a1714;
  --ink-2: #3b352e;
  --ink-3: #7a736a;
  --accent: #cc2018;
  --on-accent: #fff;
  --bar-bg: var(--surface);
  --stage-bg: var(--surface);
  --display: "Be Vietnam Pro", system-ui, sans-serif;
  --text: "Be Vietnam Pro", system-ui, sans-serif;
  --meme: "Anton", "Impact", sans-serif;
  --d: 1;                 /* display font size multiplier (condensed fonts need more) */
  --dw: 800;              /* display weight */
  --case: none;           /* display text-transform */
  --track: 0;             /* display letter-spacing */
  --bw: 2px;
  --line: var(--bw) solid var(--ink);
  --r: 4px;
  --r-lg: 6px;
  --shadow: 6px 6px 0 var(--ink);
  --shadow-sm: 3px 3px 0 var(--ink);
  --pen-red: var(--accent);
  --red: var(--accent);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; min-height: 100svh; color: var(--ink); background: var(--bg-img), var(--bg); background-attachment: fixed;
  font: 400 17px/1.5 var(--text); overflow-x: hidden; transition: background-color .3s, color .3s;
}
button { font: inherit; color: inherit; cursor: pointer; }
a { color: inherit; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 12px; top: 12px; z-index: 99; background: var(--surface); padding: 6px 10px; }
:focus-visible { outline: 2px dashed var(--accent); outline-offset: 4px; }
.disp { font-family: var(--display); font-weight: var(--dw); text-transform: var(--case); letter-spacing: var(--track); }

/* ===== top bar ===== */
.bar { position: sticky; top: 0; z-index: 20; display: flex; justify-content: center; gap: clamp(28px, 6vw, 80px); align-items: center; padding: 12px 20px; background: var(--bar-bg); border-bottom: var(--line); }
.brand, .menu-btn { font: var(--dw) calc(20px * var(--d))/1 var(--display); text-transform: var(--case); letter-spacing: var(--track); text-decoration: none; border: 0; background: none; padding: 4px 2px; color: var(--ink); }
.brand:hover, .menu-btn:hover, .menu-btn[aria-expanded="true"] { color: var(--accent); }

.pill {
  display: inline-flex; align-items: center; gap: 8px; border: var(--line); border-radius: var(--r); padding: 8px 14px;
  background: var(--ink); color: var(--surface); font: var(--dw) calc(15px * var(--d))/1.1 var(--display); text-transform: var(--case); letter-spacing: var(--track); text-decoration: none;
  box-shadow: var(--shadow-sm); transition: transform .12s, box-shadow .12s;
}
.pill:hover { transform: translate(-1px, -1px); }
.pill:active { transform: translate(2px, 2px); box-shadow: none; }
.pill.ghost { background: var(--surface); color: var(--ink); }
.pill.on { background: var(--accent); color: var(--on-accent); }
.icon { width: 38px; height: 38px; border: var(--line); border-radius: 50%; background: var(--surface); color: var(--ink); font-size: 15px; }
.icon:hover { background: var(--ink); color: var(--surface); }

/* ===== hero ===== */
.hero {
  display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: clamp(24px, 4vw, 56px); align-items: center;
  max-width: 1280px; margin: 0 auto; padding: clamp(18px, 4vh, 44px) clamp(16px, 4vw, 48px) 40px; min-height: calc(100svh - 62px);
}
.hero-copy { position: relative; }
.eyebrow { margin: 0; font: var(--dw) calc(20px * var(--d))/1 var(--display); text-transform: var(--case); letter-spacing: var(--track); }
.hero-title { margin: 0; font: var(--dw) calc(clamp(52px, 7.4vw, 108px) * var(--d))/.9 var(--display); text-transform: var(--case); letter-spacing: var(--track); }
.aka { margin: 8px 0 16px; font: var(--dw) calc(19px * var(--d))/1.15 var(--display); text-transform: var(--case); letter-spacing: var(--track); color: var(--ink-2); }
.hero-sub { max-width: 30em; margin: 0 0 16px; color: var(--ink-2); }
.hero-sub b { color: var(--accent); }
.summary { display: flex; flex-wrap: wrap; gap: 6px 8px; border: 0; background: none; padding: 0; text-align: left; }
.summary span { padding: 2px 10px; border: 1.5px solid var(--ink); border-radius: 30px; font-size: 14px; background: var(--surface); color: var(--ink); }
.summary span.more { border: 0; background: none; text-decoration: underline; text-underline-offset: 3px; color: var(--accent); }

.hero-play { display: flex; flex-direction: column; gap: 16px; }
.window { position: relative; background: var(--stage-bg); border: var(--line); border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow); }
#stage { height: clamp(360px, 60svh, 580px); }
#stage > .stage-inner { position: absolute; inset: 0; }
.play-foot { display: grid; grid-template-columns: auto 1fr auto; gap: 12px; align-items: center; }
.mascot { width: 80px; height: 72px; }
.mascot svg { width: 100%; height: 100%; overflow: visible; }
.bubble { margin: 0; font: var(--dw) calc(17px * var(--d))/1.15 var(--display); letter-spacing: var(--track); min-height: 2.3em; display: flex; align-items: center; }
.press {
  display: inline-flex; align-items: center; gap: 12px; border: calc(var(--bw) + 1px) solid var(--ink); border-radius: var(--r); padding: 12px 26px 13px;
  background: var(--accent); color: var(--on-accent); font: var(--dw) calc(26px * var(--d))/1 var(--display); text-transform: var(--case); letter-spacing: var(--track);
  box-shadow: var(--shadow); transition: transform .1s, box-shadow .1s;
}
.press:hover { transform: translate(-2px, -2px) rotate(-1deg); }
.press:active, .press.down { transform: translate(4px, 4px); box-shadow: none; }
.press:disabled { cursor: wait; }
.press kbd { font: 400 12px var(--text); border: 1.5px solid currentColor; border-radius: 4px; padding: 0 6px; opacity: .85; text-transform: none; letter-spacing: 0; }

/* calendar sheet (only shown by the "lich" skin) */
.cal-sheet { display: none; }

/* ===== menu ===== */
.scrim { position: fixed; inset: 0; z-index: 30; background: rgba(0, 0, 0, .35); }
.menu {
  position: fixed; z-index: 31; top: 70px; left: 50%; width: min(560px, calc(100vw - 24px)); max-height: calc(100svh - 86px); transform: translateX(-50%);
  overflow: auto; padding: 18px 22px; background: var(--surface); color: var(--ink); border: var(--line); border-radius: var(--r-lg); box-shadow: var(--shadow); transform-origin: 50% 0;
}
.menu[hidden], .scrim[hidden], .overlay[hidden] { display: none; }
.menu-head { display: flex; justify-content: space-between; align-items: center; }
.menu-head h2 { margin: 0; font: var(--dw) calc(26px * var(--d))/1 var(--display); text-transform: var(--case); letter-spacing: var(--track); }
.m-sec { padding: 12px 0; border-bottom: 1.5px dashed var(--ink-3); }
.m-sec:last-of-type { border: 0; }
.m-sec h3 { display: inline; margin: 0; font: var(--dw) calc(18px * var(--d))/1 var(--display); text-transform: var(--case); letter-spacing: var(--track); }
.m-sec h3 small { font: 400 14px var(--text); color: var(--accent); text-transform: none; letter-spacing: 0; }
.m-sec > h3 { display: block; margin-bottom: 10px; }
details > summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; }
details > summary::after { content: "+"; font: 700 24px/1 var(--text); transition: transform .2s; }
details[open] > summary::after { transform: rotate(45deg); }
details > summary::-webkit-details-marker { display: none; }
details[open] > summary { margin-bottom: 10px; }
.modes, .skins { display: grid; grid-template-columns: repeat(auto-fill, minmax(100px, 1fr)); gap: 8px; }
.modes button, .skins button { display: grid; justify-items: center; gap: 2px; padding: 8px 4px 7px; border: var(--line); border-radius: var(--r); background: var(--surface); color: var(--ink); font: 600 14px/1.15 var(--text); transition: transform .12s; text-align: center; }
.modes button b, .skins button b { font-size: 22px; font-weight: 400; }
.modes button:hover, .skins button:hover { transform: rotate(-2deg); }
.modes button[aria-checked="true"], .skins button[aria-checked="true"] { background: var(--ink); color: var(--surface); }
.f-group { margin-bottom: 10px; }
.f-group > span { display: block; font: 700 14px/1.2 var(--text); margin-bottom: 4px; }
.f-group em { font-weight: 400; color: var(--accent); font-style: normal; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { border: 1.5px solid var(--ink); border-radius: 30px; padding: 2px 12px; background: var(--surface); color: var(--ink); font-size: 14px; transition: transform .12s; }
.chip:hover { transform: rotate(-2deg); }
.chip[aria-pressed="true"] { background: var(--ink); color: var(--surface); }
.check { display: flex; gap: 8px; align-items: center; font-size: 15px; margin: 8px 0; }
.check input { accent-color: var(--accent); width: 18px; height: 18px; }
.link { border: 0; background: none; padding: 0; font-size: 15px; text-decoration: underline wavy; text-underline-offset: 4px; color: var(--accent); }
.history { margin: 0; padding-left: 22px; font-size: 16px; }
.history li { cursor: pointer; }
.history li span { color: var(--ink-3); font-size: 13px; }
.history:empty::before { content: "Chưa ăn gì hết. Bụng đang biểu tình kìa."; margin-left: -22px; color: var(--ink-3); }
.m-row { display: flex; gap: 10px; flex-wrap: wrap; }
.tile { flex: 1; min-width: 150px; text-align: left; border: var(--line); border-radius: var(--r); padding: 8px 12px; background: var(--surface); color: var(--ink); box-shadow: var(--shadow-sm); }
.tile small { display: block; font: 700 13px/1.2 var(--text); color: var(--accent); text-transform: uppercase; letter-spacing: .06em; }
.tile b { font-weight: 600; font-size: 16px; }
.m-foot { font-size: 13px; color: var(--ink-3); margin: 8px 0 0; }

/* ===== photos & memes ===== */
.ph { position: relative; aspect-ratio: 1; overflow: hidden; background: var(--surface-2); border: var(--line); border-radius: var(--r); }
.ph img { width: 100%; height: 100%; object-fit: cover; display: block; }
.meme { position: relative; width: 100%; height: 100%; background: #111; }
.meme .top, .meme .bot { position: absolute; left: 4%; right: 4%; text-align: center; color: #fff; font: 400 clamp(13px, 2.4vw, 24px)/1.05 var(--meme); text-transform: uppercase; -webkit-text-stroke: 1.2px #000; paint-order: stroke fill; text-shadow: 0 0 3px #000, 2px 2px 0 #000; }
.meme .top { top: 5%; } .meme .bot { bottom: 5%; }
.small-meme .top, .small-meme .bot { font-size: 11px; -webkit-text-stroke: .6px #000; }
.emo { width: 100%; height: 100%; display: grid; place-items: center; font-size: 34px; background: var(--surface); }
.polaroid { position: relative; display: block; width: 100%; border: 0; padding: 0; text-align: left; background: none; color: var(--ink); transition: transform .18s; }
.polaroid:hover { transform: rotate(-1.5deg) translateY(-3px); }
.polaroid .ph { box-shadow: var(--shadow-sm); }
.polaroid .cap { margin-top: 8px; font: var(--dw) calc(15px * var(--d))/1.1 var(--display); letter-spacing: var(--track); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.polaroid .badge { position: absolute; top: 6px; right: 8px; font-size: 18px; }

/* ===== dish card ===== */
.overlay { position: fixed; inset: 0; z-index: 50; display: grid; place-items: center; padding: 16px; background: rgba(0, 0, 0, .45); perspective: 1400px; }
.card {
  position: relative; width: min(960px, 100%); max-height: calc(100svh - 32px); overflow: auto; background: var(--surface); color: var(--ink);
  border: var(--line); border-radius: var(--r-lg); box-shadow: var(--shadow);
  display: grid; grid-template-columns: minmax(0, 380px) minmax(0, 1fr); gap: 28px; padding: 26px; transform-origin: 50% 0;
}
.close { position: absolute; top: 12px; right: 12px; z-index: 3; }
.card-photo { aspect-ratio: 1; align-self: start; }
.card-photo .ph { height: 100%; box-shadow: var(--shadow); }
.card-body { padding-right: 34px; }
.kicker { margin: 0; font: 700 13px/1.2 var(--text); color: var(--accent); text-transform: uppercase; letter-spacing: .08em; }
.card-name { margin: 6px 0 0; font: var(--dw) calc(clamp(36px, 4.6vw, 58px) * var(--d))/.95 var(--display); text-transform: var(--case); letter-spacing: var(--track); }
.card-name .w { display: inline-block; white-space: nowrap; }
.card-name .ch { display: inline-block; }
.card-en { margin: 2px 0 0; color: var(--ink-3); font-size: 15px; }
.joke { margin: 12px 0 6px; font: var(--dw) calc(19px * var(--d))/1.2 var(--display); letter-spacing: var(--track); }
.desc { margin: 0 0 12px; color: var(--ink-2); }
.history-box { padding: 10px 14px; border: 1.5px dashed var(--ink); border-radius: var(--r); margin-bottom: 14px; background: var(--surface-2); }
.history-box h4 { margin: 0 0 2px; font: 700 13px/1.2 var(--text); text-transform: uppercase; letter-spacing: .08em; }
.history-box p { margin: 0; font-size: 15px; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.tag { font-size: 13px; padding: 0 10px; border: 1.5px solid var(--ink); border-radius: 30px; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; }
.credit { font-size: 12px; color: var(--ink-3); margin: 16px 0 0; }

/* ===== notebook ===== */
.book { width: min(1100px, 100%); height: calc(100svh - 32px); overflow: auto; padding: 0 22px 22px; background: var(--surface); color: var(--ink); border: var(--line); border-radius: var(--r-lg); box-shadow: var(--shadow); }
.book-head { display: flex; gap: 14px; align-items: center; position: sticky; top: 0; z-index: 2; padding: 16px 0 12px; background: var(--surface); }
.book-head h2 { margin: 0; font: var(--dw) calc(30px * var(--d))/1 var(--display); text-transform: var(--case); letter-spacing: var(--track); white-space: nowrap; }
.book-head h2 small { font: 400 15px var(--text); color: var(--accent); text-transform: none; }
.search { flex: 1; min-width: 0; border: 0; border-bottom: var(--line); padding: 6px 4px; background: transparent; font: 400 17px var(--text); color: var(--ink); outline: none; }
.search:focus { border-bottom-color: var(--accent); }
.tabs { margin-bottom: 18px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 22px 18px; }
#moreBtn { display: flex; margin: 24px auto 4px; }

.toast { position: fixed; left: 50%; bottom: 20px; z-index: 60; transform: translate(-50%, 180%); visibility: hidden; background: var(--ink); color: var(--surface); font: 600 16px/1.3 var(--text); padding: 10px 18px; border-radius: var(--r); transition: transform .3s cubic-bezier(.3, 1.5, .5, 1); max-width: calc(100vw - 32px); }
.toast.show { transform: translate(-50%, 0); visibility: visible; }
.confetti-layer { position: fixed; inset: 0; pointer-events: none; z-index: 70; overflow: hidden; }
.confetti-layer svg { position: absolute; top: 0; left: 0; }

/* hard-coded SVG colours follow the current skin */
.stage-inner svg:not(.xam-tube):not(.wheel-pointer) [stroke="#1a1714"], .mascot svg [stroke="#1a1714"] { stroke: var(--ink); }
.stage-inner svg:not(.xam-tube) [fill="#fbfaf7"], .mascot svg [fill="#fbfaf7"] { fill: var(--surface); }
.stage-inner svg:not(.xam-tube) [fill="#e6e5e1"] { fill: var(--surface-2); }
.stage-inner svg:not(.xam-tube) [fill="#1a1714"] { fill: var(--ink); }

/* ===== modes ===== */
.mode-title { position: absolute; left: 16px; right: 16px; top: 10px; z-index: 3; font: var(--dw) calc(14px * var(--d))/1.1 var(--display); letter-spacing: var(--track); color: var(--ink-3); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ava { width: 46px; height: 46px; border-radius: 50%; overflow: hidden; border: var(--line); flex: none; background: var(--surface); }
.ava img { width: 100%; height: 100%; object-fit: cover; }
.ava .emo { font-size: 24px; }

@keyframes blink { 50% { opacity: .35; } }

.quiz { position: absolute; inset: 40px 18px 14px; display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 12px; text-align: center; }
.q-top { display: flex; gap: 18px; font: 700 18px/1 var(--text); }
.q-lives { color: var(--accent); letter-spacing: 4px; }
.q-emoji { font-size: clamp(40px, 6vw, 64px); line-height: 1.15; }
.q-emoji span { display: inline-block; }
.q-hint { margin: 0; font: var(--dw) calc(18px * var(--d))/1.2 var(--display); letter-spacing: var(--track); color: var(--ink-2); max-width: 520px; }
.q-form { display: flex; gap: 10px; width: min(460px, 100%); }
.q-in { flex: 1; min-width: 0; border: 0; border-bottom: var(--line); background: transparent; font: 400 18px var(--text); color: var(--ink); padding: 4px 6px; outline: none; }
.q-in:focus { border-bottom-color: var(--accent); }
.q-tools { display: flex; gap: 22px; }
.q-msg { margin: 0; font: var(--dw) calc(18px * var(--d))/1.2 var(--display); letter-spacing: var(--track); min-height: 26px; max-width: 520px; }
.q-msg b { color: var(--accent); }

.xam-box { position: absolute; inset: 0; }
.xam-tube { position: absolute; left: 50%; bottom: 26px; width: 180px; height: 290px; margin-left: -90px; transform-origin: 50% 100%; }
.xam-stick { position: absolute; width: 24px; height: 210px; left: 50%; bottom: 120px; margin-left: -12px; background: #fbf3df; border: 2px solid #1a1714; border-radius: 6px 6px 3px 3px; z-index: 1; display: flex; align-items: center; justify-content: center; opacity: 0; }
.xam-stick span { writing-mode: vertical-rl; font: 700 14px var(--text); color: #cc2018; white-space: nowrap; overflow: hidden; max-height: 196px; }
.xam-paper { position: absolute; right: 6%; top: 16%; width: 220px; padding: 12px; background: #fbf3df; color: #1a1714; text-align: center; transform: rotate(4deg); opacity: 0; z-index: 4; border: 2px solid #1a1714; box-shadow: 5px 5px 0 #1a1714; }
.xam-paper .num { font: 700 13px var(--text); color: #cc2018; text-transform: uppercase; letter-spacing: .1em; }
.xam-paper .nm { font: 800 24px/1.05 var(--text); margin: 4px 0; }
.xam-paper .verse { font-size: 14px; }
.cup { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px; padding: 40px 16px 16px; text-align: center; }
.cup-round { font: var(--dw) calc(26px * var(--d))/1 var(--display); letter-spacing: var(--track); }
.cup-round small { display: block; font: 400 14px var(--text); color: var(--ink-3); }
.cup p { max-width: 420px; margin: 0; }
.cup-pair { display: flex; align-items: center; gap: 18px; }
.cup-pair .polaroid { width: min(180px, 32vw); }
.cup-pair .polaroid:first-child { transform: rotate(-3deg); }
.cup-pair .polaroid:last-child { transform: rotate(3deg); }
.vs { font: var(--dw) calc(40px * var(--d)) var(--display); color: var(--accent); }
.scratch { position: absolute; inset: 0; pointer-events: none; z-index: 5; }
.empty-pot { position: absolute; inset: 0; display: grid; place-items: center; text-align: center; padding: 30px; font: var(--dw) calc(22px * var(--d))/1.2 var(--display); }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; min-height: 0; }
  .card { grid-template-columns: 1fr; padding: 18px; }
  .card-photo { width: min(320px, 100%); justify-self: center; }
  .card-body { padding-right: 0; }
}
@media (max-width: 560px) {
  .bar { justify-content: space-between; }
  .grid { grid-template-columns: repeat(2, 1fr); gap: 16px 12px; }
  .book { padding: 0 14px 14px; }
  .book-head { flex-wrap: wrap; }
  .xam-paper { right: 3%; width: 170px; }
}
/* ===== one-screen layout: everything fits the viewport, no page scroll ===== */
html, body { height: 100%; }
body { height: 100dvh; min-height: 0; overflow: hidden; display: flex; flex-direction: column; }
.bar { position: relative; flex: none; padding: 9px 20px; }
.hero {
  flex: 1; min-height: 0; width: 100%; max-width: 1320px; margin: 0 auto;
  grid-template-columns: minmax(0, .78fr) minmax(0, 1.22fr); align-items: stretch;
  gap: clamp(16px, 3vw, 44px); padding: clamp(10px, 2.2vh, 26px) clamp(14px, 3vw, 40px);
}
.hero-copy { align-self: center; min-height: 0; max-height: 100%; }
.hero-title { font-size: calc(clamp(40px, min(6.6vw, 10.5vh), 104px) * var(--d)); }
.hero-sub { font-size: 16px; }
.hero-play { display: grid; grid-template-rows: auto minmax(0, 1fr) auto; gap: clamp(8px, 1.4vh, 14px); min-height: 0; }
#stage { height: auto; min-height: 0; }
.mode-tabs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.mode-tabs button {
  display: flex; align-items: center; justify-content: center; gap: 8px; padding: 8px 10px; border: var(--line); border-radius: var(--r);
  background: var(--surface); color: var(--ink); box-shadow: var(--shadow-sm); transition: transform .12s, box-shadow .12s;
  font: var(--dw) calc(17px * var(--d))/1 var(--display); text-transform: var(--case); letter-spacing: var(--track);
}
.mode-tabs b { font-size: 20px; font-weight: 400; }
.mode-tabs button:hover { transform: rotate(-1.5deg); }
.mode-tabs button[aria-selected="true"] { background: var(--ink); color: var(--surface); transform: translate(2px, 2px); box-shadow: none; }
.mascot { width: 64px; height: 58px; }
.bubble { font-size: calc(16px * var(--d)); }
.press { padding: 10px 22px 11px; font-size: calc(24px * var(--d)); }
.cal-day { font-size: clamp(76px, min(14vw, 16vh), 180px) !important; }
@media (max-height: 760px) { .cal-quote { display: none; } [data-skin="lich"] .cal-sheet { padding-top: 22px; } }
@media (max-height: 640px) { .hero-sub, .aka { display: none; } }

/* quiz */
.quiz { inset: 34px 14px 10px; gap: clamp(6px, 1.3vh, 12px); overflow: auto; scrollbar-width: none; }
.q-emoji { font-size: clamp(34px, min(5.6vw, 8.5vh), 64px); }
.q-emoji em { font: 700 .5em var(--text); font-style: normal; color: var(--ink-3); vertical-align: middle; }
.q-top { width: min(520px, 100%); justify-content: space-between; font-size: 16px; }
.q-streak { color: var(--accent); }
.q-timer { width: min(520px, 100%); height: 6px; border: 1.5px solid var(--ink); border-radius: 6px; overflow: hidden; flex: none; }
.q-timer i { display: block; height: 100%; width: 100%; background: var(--ink); transition: width .2s linear; }
.q-timer.hot i { background: var(--accent); }
.q-levels { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; width: min(520px, 100%); }
.q-levels button, .cup-size button { display: grid; gap: 2px; padding: 8px 6px; border: var(--line); border-radius: var(--r); background: var(--surface); color: var(--ink); text-align: center; }
.q-levels b { font: var(--dw) calc(17px * var(--d))/1 var(--display); text-transform: var(--case); letter-spacing: var(--track); }
.q-levels small { font-size: 12px; line-height: 1.2; color: var(--ink-3); }
.q-levels [aria-checked="true"], .cup-size [aria-checked="true"] { background: var(--ink); color: var(--surface); }
.q-levels [aria-checked="true"] small { color: inherit; opacity: .8; }
.q-stat { margin: 0; font-size: 14px; color: var(--ink-3); }
.q-stat b { color: var(--accent); }
.q-opts { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; width: min(560px, 100%); }
.q-opts button { display: flex; gap: 8px; align-items: center; text-align: left; padding: 8px 10px; border: var(--line); border-radius: var(--r); background: var(--surface); color: var(--ink); font: 600 15px/1.2 var(--text); box-shadow: var(--shadow-sm); }
.q-opts button:hover:not(:disabled) { transform: translate(-1px, -1px); }
.q-opts kbd { flex: none; font: 700 11px var(--text); border: 1.5px solid currentColor; border-radius: 4px; padding: 0 5px; opacity: .7; }
.q-opts button.right { background: #2f8f4e; color: #fff; border-color: #2f8f4e; }
.q-opts button.wrong { background: var(--accent); color: var(--on-accent); text-decoration: line-through; }
.q-msg { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.q-reveal { display: flex; gap: 10px; align-items: center; text-align: left; max-width: 540px; font: 400 14px/1.35 var(--text); letter-spacing: 0; }
.q-reveal b { display: block; font: var(--dw) calc(18px * var(--d))/1.1 var(--display); color: var(--ink); }
.q-reveal small { font-size: 13px; color: var(--ink-2); }
.q-reveal .ava { width: 54px; height: 54px; }
.q-next { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; }
.q-big { font: var(--dw) calc(clamp(44px, 9vh, 72px) * var(--d))/1 var(--display); color: var(--accent); }
.q-big small { font-size: .35em; color: var(--ink); }
.q-new { margin: 0; font: 800 18px var(--text); color: var(--accent); animation: blink 1s steps(2) 3; }
.q-rank { margin: 0; font: var(--dw) calc(18px * var(--d))/1.2 var(--display); }
.q-picks { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; max-width: 620px; }
.q-picks button { display: flex; align-items: center; gap: 6px; padding: 4px 10px 4px 4px; border: var(--line); border-radius: 40px; background: var(--surface); color: var(--ink); font: 600 14px/1.1 var(--text); }
.q-picks button .ava { width: 34px; height: 34px; }
.q-picks button.ok { border-color: #2f8f4e; box-shadow: 0 0 0 2px #2f8f4e; }
.q-picks button:hover { transform: rotate(-2deg); }

/* cup */
.cup { padding: 34px 14px 10px; gap: clamp(6px, 1.4vh, 12px); }
.cup-ico { font-size: clamp(34px, 7vh, 54px); }
.cup-size { display: grid; grid-template-columns: repeat(3, 90px); gap: 8px; }
.cup-size b { font: var(--dw) calc(26px * var(--d))/1 var(--display); }
.cup-pair .polaroid { width: min(200px, 34vw, calc((100dvh - 330px) * .8)); }
.cup-pair .polaroid.won .ph { box-shadow: 0 0 0 4px var(--accent); }
.cup-bar { width: min(420px, 90%); height: 8px; border: 1.5px solid var(--ink); border-radius: 8px; overflow: hidden; flex: none; }
.cup-bar i { display: block; height: 100%; background: var(--accent); transition: width .3s; }
.cup-champ { width: min(220px, 50vw, calc((100dvh - 300px) * .8)); transform: rotate(-3deg); }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; grid-template-rows: auto minmax(0, 1fr); gap: 8px; padding: 8px 10px 10px; }
  .hero-copy > *:not(.summary), .hero-copy::before, .hero-copy::after { display: none !important; }
  .hero-copy { padding: 0 !important; background: none !important; box-shadow: none !important; -webkit-mask: none !important; mask: none !important; align-self: start; }
  .summary { flex-wrap: nowrap; overflow: hidden; }
  .summary span { white-space: nowrap; font-size: 13px; }
  .play-foot { grid-template-columns: auto 1fr auto; gap: 8px; }
  .mascot { width: 44px; height: 40px; }
  .bubble { font-size: 14px; min-height: 0; }
  .press { padding: 9px 14px; font-size: calc(19px * var(--d)); }
  .press kbd { display: none; }
  .mode-tabs button { font-size: calc(15px * var(--d)); padding: 7px 4px; }
  .q-opts { grid-template-columns: 1fr; gap: 6px; }
  .q-opts button { padding: 6px 10px; font-size: 14px; }
  .q-reveal small { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
  .cup-pair { gap: 8px; }
  .cup-pair .polaroid { width: min(170px, 38vw, calc((100dvh - 330px) * .75)); }
  .xam-tube { transform: scale(.85); }
}
@media (max-width: 380px) { .bubble { display: none; } .play-foot { grid-template-columns: auto 1fr; } .press { justify-content: center; } }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}

/* quiz: photo rebus + history clue */
.q-photos { display: flex; align-items: center; justify-content: center; gap: clamp(4px, 1vw, 10px); flex-wrap: nowrap; max-width: 100%; }
.q-photos figure { margin: 0; flex: 0 1 auto; width: clamp(64px, min(14vw, 17vh), 150px); aspect-ratio: 1; border: var(--line); border-radius: var(--r); overflow: hidden; background: var(--surface-2); box-shadow: var(--shadow-sm); }
.q-photos figure:nth-child(4n+1) { transform: rotate(-2deg); }
.q-photos figure:nth-child(4n+3) { transform: rotate(2deg); }
.q-photos img { width: 100%; height: 100%; object-fit: cover; display: block; }
.q-photos em { font: 700 clamp(18px, 3vh, 26px)/1 var(--text); font-style: normal; color: var(--ink-3); }
.q-idle figure { width: clamp(54px, min(10vw, 12vh), 110px); }
.q-story { margin: 0; max-width: 600px; padding: 10px 14px; border-left: 4px solid var(--accent); background: var(--surface-2); text-align: left; font: 400 clamp(14px, 2.1vh, 17px)/1.45 var(--text); color: var(--ink); max-height: 30vh; overflow: auto; }
.q-mask { font-style: normal; color: var(--accent); letter-spacing: -1px; }
@media (max-width: 900px) { .q-photos figure { width: clamp(52px, 19vw, 110px); } }