:root{--bg: #fbfaf8;--surface: #ffffff;--border: #e5e1da;--text: #1c1a17;--muted: #6f6a62;--accent: #c2410c;--accent-text: #ffffff;--danger: #b91c1c;--radius: 10px;color-scheme:light}@media(prefers-color-scheme:dark){:root{--bg: #16150f;--surface: #1f1e18;--border: #34322a;--text: #f2efe9;--muted: #a09a90;--accent: #fb923c;--accent-text: #1c1a17;--danger: #f87171;color-scheme:dark}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.55 ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif}h1,h2,h3{line-height:1.25}h2{margin:0 0 4px;font-size:1.4rem}h3{margin:0 0 4px;font-size:1rem}.muted{color:var(--muted)}.small{font-size:.86rem}.error{color:var(--danger)}.topbar{display:flex;align-items:center;gap:24px;padding:12px 24px;border-bottom:1px solid var(--border);background:var(--surface)}.wordmark{font-weight:650;letter-spacing:-.01em;text-decoration:none;color:var(--text)}.topbar nav{display:flex;gap:18px;flex:1}.topbar nav a{color:var(--muted);text-decoration:none;padding:4px 0;border-bottom:2px solid transparent}.topbar nav a:hover{color:var(--text)}.topbar nav a.active{color:var(--text);border-bottom-color:var(--accent)}.topbar-right{display:flex;align-items:center;gap:12px}main{max-width:780px;margin:0 auto;padding:32px 24px 64px}.centered{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:24px;padding:24px}.brand{text-align:center}.brand h1{margin:0;font-size:2rem;letter-spacing:-.02em}.brand p{margin:4px 0 0;color:var(--muted)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px;margin:16px 0}.centered-card{max-width:460px;margin:48px auto}button{font:inherit;padding:8px 14px;border-radius:8px;border:1px solid var(--border);background:var(--surface);color:var(--text);cursor:pointer}button:hover:not(:disabled){border-color:var(--muted)}button:disabled{opacity:.5;cursor:not-allowed}button.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-text);font-weight:550}button.ghost{border:none;background:none;color:var(--muted);padding:4px 8px}button.ghost:hover{color:var(--text)}input,select{font:inherit;padding:8px 10px;border-radius:8px;border:1px solid var(--border);background:var(--bg);color:var(--text);min-width:0}input:focus-visible,select:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.code-input{width:100%;font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:1.5rem;letter-spacing:.12em;text-align:center;padding:14px;margin:16px 0}.search{width:100%;margin-bottom:8px}.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.add-term{display:grid;grid-template-columns:1.4fr 1fr auto auto;gap:8px;align-items:center}@media(max-width:620px){.add-term{grid-template-columns:1fr}.topbar{flex-wrap:wrap;gap:12px}}.term-list{list-style:none;margin:8px 0 0;padding:0}.term-list li{display:flex;align-items:center;gap:10px;padding:7px 0;border-top:1px solid var(--border)}.term-list li .term{flex:1;font-weight:500}.setting{display:flex;gap:12px;align-items:flex-start;justify-content:space-between;padding:12px 0;border-top:1px solid var(--border)}.setting span{display:flex;flex-direction:column;gap:2px}.setting input[type=checkbox]{margin-top:4px}.setting input[type=number]{width:120px}.usage-total{font-size:2.2rem;font-weight:600;letter-spacing:-.02em}.meter{height:8px;border-radius:999px;background:var(--border);overflow:hidden;margin:10px 0 6px}.meter-fill{height:100%;background:var(--accent)}.history{list-style:none;padding:0;margin:0}.transcript{margin:0 0 10px;white-space:pre-wrap}