@font-face{font-family:"Chakra Petch";src:url(/fonts/chakra-petch-latin-500-normal.woff2) format("woff2");font-weight:500;font-display:swap}
@font-face{font-family:"Chakra Petch";src:url(/fonts/chakra-petch-latin-600-normal.woff2) format("woff2");font-weight:600;font-display:swap}
@font-face{font-family:"Chakra Petch";src:url(/fonts/chakra-petch-latin-700-normal.woff2) format("woff2");font-weight:700;font-display:swap}
@font-face{font-family:"JetBrains Mono";src:url(/fonts/jetbrains-mono-latin-400-normal.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Permanent Marker";src:url(/fonts/permanent-marker-latin-400-normal.woff2) format("woff2");font-weight:400;font-display:block}

:root{
  --void:#040b14;--deep:#06182a;--panel:#071b2f;
  --holo:#6fe7ff;--holo-2:#3aa9d1;--holo-dim:#1d4b66;
  --line:rgba(111,231,255,.18);--line-2:rgba(111,231,255,.38);
  --amber:#ffa630;--ink:#e6f7ff;--muted:#80a8bf;
  --f-hud:"Chakra Petch",system-ui,sans-serif;--f-mono:"JetBrains Mono",ui-monospace,monospace;
  --f-marker:"Permanent Marker","Chakra Petch",cursive;
  --gutter:clamp(14px,2.4vw,28px);
}
*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--void);color:var(--ink);font-family:var(--f-hud);font-size:16px;line-height:1.45;-webkit-font-smoothing:antialiased;min-height:100vh;min-height:100dvh}
body::before{content:"";position:fixed;inset:0;pointer-events:none;z-index:-1;
  background:radial-gradient(ellipse at 50% 30%,rgba(30,110,160,.22),transparent 65%),
  repeating-linear-gradient(0deg,rgba(111,231,255,.045) 0 1px,transparent 1px 40px),
  repeating-linear-gradient(90deg,rgba(111,231,255,.045) 0 1px,transparent 1px 40px)}
a{color:var(--holo)}
button,input{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px}
[hidden]{display:none!important}
.dim{color:var(--muted)}.small{font-size:13px}.mono{font-family:var(--f-mono)}

.top{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:calc(var(--gutter) + env(safe-area-inset-top)) var(--gutter) 0;font-size:13px}
.home{text-decoration:none;letter-spacing:.06em}
.tag{color:var(--muted);font-size:11px;letter-spacing:.08em}
main{max-width:1180px;margin:0 auto;padding:var(--gutter) var(--gutter) calc(var(--gutter) * 2 + env(safe-area-inset-bottom))}

.card{background:#fff;border-radius:10px;padding:clamp(6px,1.2vw,12px);box-shadow:0 0 0 1px var(--line-2),0 0 40px rgba(111,231,255,.12)}
.card canvas{display:block;width:100%;height:auto}
.result-card img{display:block;width:100%;height:auto;-webkit-touch-callout:default;-webkit-user-select:auto;user-select:auto}
.tip{margin:-4px 0 0;color:var(--amber)}

.btn{border:1px solid var(--line-2);background:rgba(7,27,47,.7);padding:11px 18px;border-radius:8px;cursor:pointer;font-weight:600;letter-spacing:.04em;transition:background .15s,border-color .15s,transform .05s}
.btn:hover{border-color:var(--holo);background:rgba(29,75,102,.6)}
.btn:active{transform:translateY(1px)}
.btn.primary{background:var(--holo);color:#03111d;border-color:var(--holo)}
.btn.primary:hover{background:#9af0ff}
.btn.ghost{background:transparent}
.btn.sm{padding:8px 13px;font-size:14px}
.btn[aria-pressed="true"]{border-color:var(--amber);color:var(--amber);background:rgba(255,166,48,.1)}
.btns{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 18px}

/* intro */
.intro{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(20px,4vw,56px);align-items:center;min-height:calc(100dvh - 140px)}
.kicker{color:var(--holo-2);font-size:12px;letter-spacing:.14em}
h1{font-size:clamp(40px,6.2vw,76px);line-height:.95;margin:8px 0 14px;letter-spacing:.08em;color:var(--holo);text-shadow:0 0 22px rgba(111,231,255,.5)}
.lede{font-size:clamp(19px,2vw,24px);margin:0 0 8px;font-weight:600}
.lede em{font-family:var(--f-marker);font-style:normal;color:var(--amber);font-weight:400}
.how{padding-left:18px;margin:0}.how li{margin:5px 0}.how b{color:var(--ink)}
.intro-art{max-width:520px;width:100%;justify-self:center}

/* chips */
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line-2);background:rgba(7,27,47,.75);padding:9px 13px 9px 10px;border-radius:999px;cursor:pointer;font-weight:600;font-size:15px;transition:border-color .12s,background .12s}
.chip:hover{border-color:var(--holo)}
.chip i{width:16px;height:16px;border-radius:50%;flex:none;box-shadow:inset 0 0 0 1px rgba(255,255,255,.35)}
.chip .k{font-family:var(--f-mono);font-size:11px;color:var(--muted);font-weight:400}
.chip.on{border-color:var(--amber);background:rgba(255,166,48,.14);color:#fff}
.chip.on .k{color:var(--amber)}

/* quiz */
.quiz{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:clamp(18px,3vw,40px);align-items:start}
.q-main{display:flex;flex-direction:column;gap:16px}
.q-head{display:flex;justify-content:space-between;gap:10px}
.bar{height:4px;background:var(--holo-dim);border-radius:4px;overflow:hidden}
.bar i{display:block;height:100%;width:0;background:var(--holo);box-shadow:0 0 12px var(--holo);transition:width .3s}
.q-ask{display:flex;align-items:center;gap:18px}
.swatch{width:clamp(110px,22vw,190px);aspect-ratio:1;border-radius:14px;flex:none;box-shadow:0 0 0 3px #fff,0 0 0 4px var(--line-2),0 10px 40px rgba(0,0,0,.45)}
.swatch.pop{animation:pop .28s ease-out}
@keyframes pop{0%{transform:scale(.9)}100%{transform:scale(1)}}
.q-title{font-size:clamp(22px,2.6vw,30px);font-weight:700;line-height:1.1}
.q-where{margin-top:6px}
.q-side{display:flex;flex-direction:column;gap:10px;position:sticky;top:16px}
.q-actions,.p-actions,.r-actions{display:flex;flex-wrap:wrap;gap:8px}
.q-actions #q-finish{margin-left:auto}
.newname{display:flex;gap:8px}
.newname input{flex:1;min-width:0;background:rgba(4,11,20,.7);border:1px solid var(--line-2);border-radius:8px;padding:9px 12px}
.newname input::placeholder{color:#5d8199}
.scale{border:1px dashed var(--line-2);border-radius:10px;padding:12px;display:flex;flex-direction:column;gap:10px}
.scale-row{display:grid;grid-template-columns:repeat(5,1fr);gap:6px}
.scale-row button{border:1px solid var(--line-2);border-radius:8px;padding:10px 4px 8px;cursor:pointer;background:rgba(7,27,47,.75);font-weight:600;font-size:13px;line-height:1.15;display:flex;flex-direction:column;align-items:center;gap:6px}
.scale-row button:hover{border-color:var(--amber)}
.scale-row button i{display:block;width:100%;height:10px;border-radius:5px}

/* paint */
.paint{display:flex;flex-direction:column;gap:14px;max-width:820px;margin:0 auto}
.p-banner{font-size:clamp(19px,2.4vw,26px);font-weight:600}
.p-banner b{font-family:var(--f-marker);font-weight:400;color:var(--amber);letter-spacing:.02em}
.paint-card canvas{touch-action:none;cursor:crosshair}

/* result */
.result{display:flex;flex-direction:column;gap:14px;max-width:820px;margin:0 auto}
.shared{display:flex;flex-wrap:wrap;align-items:center;gap:12px;justify-content:space-between;border:1px solid var(--line-2);border-radius:10px;padding:12px 14px;background:rgba(7,27,47,.7);font-weight:600}

.toast{position:fixed;left:50%;bottom:calc(24px + env(safe-area-inset-bottom));transform:translate(-50%,20px);background:var(--panel);border:1px solid var(--holo);color:var(--ink);padding:10px 16px;border-radius:8px;font-size:14px;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;z-index:10;max-width:90vw}
.toast.show{opacity:1;transform:translate(-50%,0)}

@media (max-width:820px){
  .intro{grid-template-columns:1fr;min-height:0}
  .intro-art{order:-1;max-width:420px}
  .quiz{grid-template-columns:1fr}
  .q-side{position:static}
  .q-ask{gap:14px}
}
@media (max-width:480px){
  .chip{font-size:14px;padding:8px 11px 8px 9px}
  .chip .k{display:none}
  .scale-row button{font-size:12px}
  .q-actions #q-finish{margin-left:0}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}