:root{color-scheme:light dark;--bg: #f4f4f6;--card: #ffffff;--text: #1c1c1e;--muted: #6e6e73;--accent: #0a84ff;--green: #1f9d55;--orange: #d97706;--red: #dc2626;--gray: #6e6e73;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}@media(prefers-color-scheme:dark){:root{--bg: #000;--card: #1c1c1e;--text: #f2f2f7;--muted: #98989e}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}#app{max-width:520px;margin:0 auto;padding:16px 16px calc(24px + env(safe-area-inset-bottom))}header h1{font-size:1.8rem;margin:8px 0 12px}nav{display:flex;gap:8px;margin-bottom:16px}.tab{flex:1;padding:10px;border:none;border-radius:12px;background:var(--card);color:var(--text);font-size:1rem;cursor:pointer}.tab.active{background:var(--accent);color:#fff;font-weight:600}.card{background:var(--card);border-radius:16px;padding:16px;margin-bottom:16px}.card h2{margin:0 0 12px;font-size:1.1rem}.field{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 0;border-bottom:1px solid color-mix(in srgb,var(--muted) 20%,transparent)}.field:last-of-type{border-bottom:none}.field input,.field select{font-size:1rem;padding:6px 10px;border-radius:8px;border:1px solid color-mix(in srgb,var(--muted) 35%,transparent);background:var(--bg);color:var(--text);width:130px;text-align:right}textarea{width:100%;font-size:.9rem;font-family:ui-monospace,monospace;border-radius:8px;border:1px solid color-mix(in srgb,var(--muted) 35%,transparent);background:var(--bg);color:var(--text);padding:8px}button{font-size:1rem;padding:10px 14px;border-radius:10px;border:none;background:var(--bg);color:var(--accent);cursor:pointer}button.primary{width:100%;margin-top:12px;background:var(--accent);color:#fff;font-weight:600}button.danger{color:var(--red)}.buttons{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}.results{list-style:none;margin:0;padding:0}.results li{display:flex;align-items:center;justify-content:space-between;padding:10px 4px;border-bottom:1px solid color-mix(in srgb,var(--muted) 20%,transparent)}.results li:last-child{border-bottom:none}.results .size{font-weight:600}.results li.recommended .size{color:var(--accent)}.badge{padding:4px 12px;border-radius:999px;font-size:.9rem;font-weight:600}.v-fits{background:color-mix(in srgb,var(--green) 18%,transparent);color:var(--green)}.v-tight,.v-loose{background:color-mix(in srgb,var(--orange) 18%,transparent);color:var(--orange)}.v-too_tight,.v-too_loose{background:color-mix(in srgb,var(--red) 18%,transparent);color:var(--red)}.v-unknown{background:color-mix(in srgb,var(--gray) 18%,transparent);color:var(--gray)}.notice{background:color-mix(in srgb,var(--accent) 12%,transparent);border-radius:12px;padding:10px 14px}.hint{color:var(--muted);font-size:.85rem;margin:10px 0 0}footer p{color:var(--muted);font-size:.8rem;text-align:center}