:root {
  --bg: #0b0b12; --bg2: #12121d; --card: #151522; --line: #262638; --line2: #34344c;
  --fg: #e9e7f2; --muted: #9a98b3; --dim: #6c6a86;
  --gold: #e8c66a; --ink: #f4efe2; --a1: #7c5cff; --a2: #00e0c6; --a3: #ff4fa3;
  --sans: "Space Grotesk", ui-sans-serif, system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, Menlo, Consolas, monospace;
  --serif: "Noto Serif TC", "Songti TC", "PMingLiU", serif;
  color-scheme: dark;
}
* { box-sizing: border-box; scrollbar-width: thin; scrollbar-color: #2c2c44 transparent; }
html, body { margin: 0; background: var(--bg); color: var(--fg); font: 15px/1.55 var(--sans); }
body { background: radial-gradient(1200px 600px at 80% -10%, rgba(124,92,255,.12), transparent 60%), radial-gradient(900px 500px at -10% 30%, rgba(0,224,198,.06), transparent 60%), var(--bg); min-height: 100vh; }
a { color: var(--a2); }
button { font: inherit; color: inherit; cursor: pointer; }
button:focus-visible, input:focus-visible, a:focus-visible { outline: 2px solid var(--a2); outline-offset: 2px; }
.mono { font-family: var(--mono); }
.dim { color: var(--dim); }
.small { font-size: 12.5px; }
[hidden] { display: none !important; }

.top { display: flex; align-items: center; justify-content: space-between; padding: 18px 28px; max-width: 1280px; margin: 0 auto; }
.brand { display: flex; gap: 14px; align-items: center; }
.seal { width: 46px; height: 46px; border-radius: 10px; display: grid; place-items: center; background: #8f2a2a; color: #fbe9d6; font: 600 26px var(--serif); box-shadow: inset 0 0 0 2px rgba(255,255,255,.12); transform: rotate(-4deg); }
.brand h1 { margin: 0; font-size: 22px; letter-spacing: -.01em; }
.brand p { margin: 0; color: var(--muted); font-size: 13px; }
.top nav { display: flex; gap: 18px; font-size: 14px; }
.top nav a { color: var(--muted); text-decoration: none; }
.top nav a:hover { color: var(--fg); }
.banner { max-width: 1232px; margin: 0 auto 12px; padding: 10px 16px; border: 1px solid rgba(232,198,106,.4); background: rgba(232,198,106,.08); border-radius: 12px; color: #f3dfa3; font-size: 14px; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 18px 20px; }
.composer { position: sticky; top: 12px; align-self: start; }
.studio { max-width: 1280px; margin: 0 auto; padding: 0 24px; display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(320px, 1fr); gap: 18px; }
.row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 12px; }
.grow { flex: 1; }
label { color: var(--muted); font-size: 13px; }
#title { background: var(--bg2); border: 1px solid var(--line2); color: var(--ink); border-radius: 10px; padding: 7px 12px; font: 20px var(--serif); width: 9em; }
.chips { display: flex; gap: 6px; flex-wrap: wrap; }
.chip { background: var(--bg2); border: 1px solid var(--line2); border-radius: 999px; padding: 3px 10px; font: 15px var(--serif); color: var(--ink); }
.chip:hover { border-color: var(--gold); }
.chip small { font: 11px var(--mono); color: var(--dim); margin-left: 4px; }
.seg { display: inline-flex; border: 1px solid var(--line2); border-radius: 10px; overflow: hidden; }
.seg button { background: none; border: 0; padding: 5px 11px; font-size: 13px; }
.seg button + button { border-left: 1px solid var(--line2); }
.seg button.on { background: var(--gold); color: #1d1606; font-weight: 700; }
.sl { display: flex; align-items: center; gap: 6px; }
.sl input { width: 96px; accent-color: var(--gold); }
.sl b { font: 500 12px var(--mono); color: var(--fg); min-width: 2.6em; }
.primary { background: var(--gold); color: #1d1606; border: 0; border-radius: 10px; padding: 9px 18px; font-weight: 700; }
.primary:hover { filter: brightness(1.07); }
.ghost { background: none; border: 1px solid var(--line2); border-radius: 10px; padding: 8px 14px; }
.ghost:hover:not(:disabled) { border-color: var(--gold); }
button:disabled { opacity: .45; cursor: default; }

.poem { min-height: 300px; margin-top: 6px; padding: 26px 22px; border-radius: 14px; background: linear-gradient(180deg, #1a1712, #14120e); border: 1px solid #3a3122; font: 30px/1.9 var(--serif); color: var(--ink); letter-spacing: .12em; white-space: pre-wrap; word-break: break-all; position: relative; }
.poem .c { cursor: pointer; border-radius: 4px; transition: background .15s; position: relative; }
.poem .c:hover { background: rgba(232,198,106,.16); }
.poem .c.sel { background: rgba(232,198,106,.3); box-shadow: 0 0 0 1px var(--gold); }
.poem .c.prompt { color: #bfae86; }
.poem .c.title { font-size: 22px; color: var(--gold); }
.poem .c.new { animation: ink .5s ease-out; }
.poem .cursor { display: inline-block; width: .55em; height: 1em; vertical-align: -.12em; background: var(--gold); opacity: .7; animation: blink 1s steps(2) infinite; }
@keyframes ink { from { opacity: 0; filter: blur(4px); } to { opacity: 1; filter: none; } }
@keyframes blink { 50% { opacity: 0; } }

.inspector h2 { margin: 0; font-size: 16px; }
.inspector h3 { margin: 16px 0 8px; font-size: 13px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); font-weight: 600; }
.ihead { display: flex; justify-content: space-between; align-items: center; }
.sel-char { font: 34px var(--serif); color: var(--gold); min-width: 1em; text-align: center; }
.probs { display: grid; gap: 4px; }
.pb { display: grid; grid-template-columns: 1.8em 1fr 4.2em; align-items: center; gap: 8px; font-size: 13px; }
.pb .ch { font: 19px var(--serif); text-align: center; }
.pb .bar { height: 14px; border-radius: 4px; background: #1e1e30; overflow: hidden; }
.pb .bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--a1), var(--a2)); border-radius: 4px; }
.pb.chosen .bar i { background: linear-gradient(90deg, #c99a2c, var(--gold)); }
.pb.chosen .ch { color: var(--gold); }
.pb .p { font: 12px var(--mono); color: var(--muted); text-align: right; }
.heads { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; }
.head { background: var(--bg2); border: 1px solid var(--line); border-radius: 8px; padding: 4px; text-align: center; font: 10.5px var(--mono); color: var(--dim); }
.head canvas { width: 100%; height: 44px; display: block; border-radius: 4px; }
.head.on { border-color: var(--gold); color: var(--gold); }
.attwrap { display: grid; grid-template-columns: 1fr; gap: 6px; margin-top: 8px; }
#attMat { width: 100%; max-width: 360px; aspect-ratio: 1; border-radius: 8px; background: var(--bg2); }
#resid { width: 100%; height: 70px; }

.how { max-width: 1280px; margin: 40px auto 0; padding: 0 24px; }
.how h2 { font-size: 26px; margin: 0 0 4px; }
.lead { color: var(--muted); margin-top: 0; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(360px, 1fr)); gap: 16px; }
.cards h3 { margin: 0 0 8px; font-size: 17px; }
.num { display: inline-grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; background: var(--a1); color: #fff; font-size: 13px; margin-right: 6px; }
.cards p { color: #c9c6dc; font-size: 14px; }
.tokrow { display: flex; flex-wrap: wrap; gap: 4px; margin: 8px 0; }
.tok { display: grid; text-align: center; background: var(--bg2); border: 1px solid var(--line); border-radius: 8px; padding: 2px 6px; }
.tok b { font: 20px var(--serif); font-weight: 400; }
.tok small { font: 10.5px var(--mono); color: var(--dim); }
canvas.ex { width: 100%; height: 160px; background: var(--bg2); border-radius: 10px; display: block; }
.foot { max-width: 1280px; margin: 40px auto; padding: 0 24px; }
@media (max-width: 900px) {
  .composer { position: static; }
  .studio { grid-template-columns: 1fr; padding: 0 14px; }
  .top { padding: 14px; }
  .how { padding: 0 14px; }
  .cards { grid-template-columns: 1fr; }
  .poem { font-size: min(24px, 5.2vw); letter-spacing: .04em; padding: 18px 12px; }
  .top nav a:first-child { display: none; }
  .banner { margin: 0 14px 12px; }
}
@media (prefers-reduced-motion: reduce) { .poem .c.new, .poem .cursor { animation: none; } }