:root {
  --bg: #FBF6EE; --surface: #FFFFFF; --surface2: #F3ECE1; --line: #E7DDCF;
  --ink: #1D2433; --muted: #5F6675; --primary: #167A55; --primary-ink: #FFFFFF;
  --g: #16A34A; --g-ink: #FFFFFF; --y: #D49B0B; --y-ink: #1D2433; --x: #A3A9B4; --x-ink: #FFFFFF;
  --radius: 14px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #121620; --surface: #1B2130; --surface2: #232B3D; --line: #2E374B;
    --ink: #EEF1F6; --muted: #A7AFBF; --primary: #2FB37F; --primary-ink: #06140E;
    --g: #22A55A; --y: #D9A520; --x: #4A5366;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink); }
body { font: 16px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; min-height: 100dvh; }
button { font: inherit; cursor: pointer; border: 0; }
.top { display: flex; align-items: center; justify-content: space-between; padding: 12px 16px; border-bottom: 1px solid var(--line); max-width: 560px; margin: 0 auto; }
.title { text-align: center; }
.title h1 { font-size: 20px; margin: 0; letter-spacing: -0.01em; }
.no { color: var(--muted); font-size: 13px; }
.icon { width: 44px; height: 44px; border-radius: 22px; background: var(--surface2); color: var(--ink); font-weight: 700; display: grid; place-items: center; }
.icon svg { fill: currentColor; }
main { max-width: 560px; margin: 0 auto; padding: 16px; }
.prompt { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; margin-bottom: 16px; }
.label { margin: 0 0 4px; color: var(--muted); font-size: 14px; }
.tr { margin: 0; font-size: 20px; font-weight: 650; }
.hint { margin: 10px 0 0; padding: 8px 12px; background: var(--surface2); border-radius: 10px; font-size: 15px; }
.board { display: grid; gap: 8px; margin-bottom: 12px; }
.row { display: flex; flex-wrap: wrap; gap: 6px; min-height: 44px; align-items: center; }
.row.current { padding: 8px; border: 2px dashed var(--line); border-radius: var(--radius); min-height: 60px; }
.chip { display: inline-flex; align-items: center; min-height: 40px; padding: 0 12px; border-radius: 10px; font-weight: 600; font-size: 16px; background: var(--surface); border: 1px solid var(--line); color: var(--ink); }
.chip.g { background: var(--g); color: var(--g-ink); border-color: transparent; }
.chip.y { background: var(--y); color: var(--y-ink); border-color: transparent; }
.chip.x { background: var(--x); color: var(--x-ink); border-color: transparent; }
.row .chip { animation: pop .18s ease-out; }
.board .row.flip .chip { animation: flip .35s ease-out both; }
@keyframes pop { from { transform: scale(.85); } to { transform: scale(1); } }
@keyframes flip { from { transform: rotateX(90deg); } to { transform: rotateX(0); } }
.bank { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0 16px; justify-content: center; }
.bank .chip { min-height: 44px; }
.bank .chip[disabled] { opacity: .25; }
.bank .chip.used-x { text-decoration: line-through; opacity: .5; }
.msg { min-height: 22px; margin: 6px 0 0; text-align: center; color: var(--muted); font-size: 14px; }
.actions { display: flex; gap: 12px; }
.actions button { flex: 1; }
.primary { background: var(--primary); color: var(--primary-ink); min-height: 52px; border-radius: 14px; font-weight: 700; font-size: 17px; padding: 0 20px; }
.primary:disabled { opacity: .45; }
.ghost { background: transparent; color: var(--ink); border: 1.5px solid var(--line); min-height: 52px; border-radius: 14px; font-weight: 600; padding: 0 20px; }
.ghost.small { min-height: 44px; padding: 0 14px; }
.result { text-align: center; }
.result-title { font-size: 22px; font-weight: 750; margin: 8px 0 12px; }
.answer { display: flex; gap: 12px; align-items: center; justify-content: center; flex-wrap: wrap; }
.answer-en { font-size: 22px; font-weight: 700; margin: 0; }
.answer-tr { color: var(--muted); margin: 6px 0 16px; }
.card { text-align: left; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; margin-bottom: 24px; }
.card-label { margin: 0 0 4px; color: var(--muted); font-size: 13px; text-transform: uppercase; letter-spacing: .04em; }
.pattern { font-size: 20px; font-weight: 750; margin: 0 0 2px; }
.meaning { margin: 0 0 14px; }
.trap { border-top: 1px solid var(--line); padding-top: 12px; }
.trap p { margin: 4px 0; }
.note { color: var(--muted); font-size: 15px; }
.result .primary { width: 100%; }
.next { color: var(--muted); margin: 16px 0 8px; }
.app { font-size: 14px; color: var(--muted); }
dialog { border: 0; border-radius: 20px; padding: 24px; max-width: min(92vw, 420px); background: var(--surface); color: var(--ink); }
dialog::backdrop { background: rgba(0,0,0,.45); }
dialog h2 { margin-top: 0; }
dialog form { margin-top: 16px; }
dialog form button { width: 100%; }
.legend { list-style: none; padding: 0; display: grid; gap: 10px; }
.legend .chip { margin-right: 8px; min-height: 34px; }
.stat-row { display: grid; grid-template-columns: repeat(4, 1fr); text-align: center; gap: 4px; }
.stat-row strong { display: block; font-size: 26px; }
.stat-row span { font-size: 12px; color: var(--muted); }
.dist { display: grid; gap: 6px; }
.dist div { display: grid; grid-template-columns: 16px 1fr; gap: 8px; align-items: center; font-size: 14px; }
.dist i { display: block; background: var(--x); color: var(--x-ink); font-style: normal; text-align: right; padding: 2px 8px; border-radius: 6px; min-width: 28px; }
.dist i.me { background: var(--g); }
@media (max-width: 360px) { .chip { padding: 0 9px; font-size: 15px; } .tr { font-size: 18px; } }

.page { max-width: 680px; margin: 0 auto; padding: 24px 16px 48px; }
.page h2 { font-size: 18px; margin: 28px 0 10px; }
.page a { color: var(--primary); }
.ex { padding-left: 18px; } .ex li { margin-bottom: 10px; } .ex span { color: var(--muted); } .okunus { color: var(--primary); font-style: normal; font-size: 15px; }
.link { display: inline-flex; align-items: center; text-decoration: none; margin-top: 16px; }
.page .primary.link { color: var(--primary-ink); }