@import url("https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,600;9..144,800&family=Inter:wght@400;500;600&family=JetBrains+Mono&display=swap");
:root { --bg: #0b1410; --card: #12201a; --line: #21372d; --g: #2fd37a; --g2: #a6f3c6; --t: #eef6f1; --m: #93aa9e; }
* { box-sizing: border-box; }
body { margin: 0; background: radial-gradient(circle at 80% -10%, #164a30 0, transparent 45%), var(--bg); color: var(--t); font: 16px/1.55 Inter, sans-serif; }
button { font: inherit; cursor: pointer; }
:focus-visible { outline: 2px solid var(--g); outline-offset: 2px; }
.top { display: flex; justify-content: space-between; align-items: center; padding: 14px 20px; max-width: 960px; margin: auto; gap: 10px; }
.logo { display: flex; align-items: center; gap: 10px; font: 600 20px Fraunces, serif; }
.logo b { color: var(--g); }
.logo-mark { width: 34px; height: 34px; border-radius: 10px; background: var(--g); color: #06210f; display: grid; place-items: center; font-weight: 800; }
main { max-width: 960px; margin: auto; padding: 0 20px; }
.hero { padding: 48px 0 32px; }
.eyebrow { color: var(--g2); font-size: 13px; letter-spacing: .08em; text-transform: uppercase; }
h1 { font: 800 clamp(34px, 7vw, 60px)/1.05 Fraunces, serif; margin: 10px 0 16px; max-width: 14ch; }
h1 em { color: var(--g); }
h2 { font: 600 26px Fraunces, serif; margin: 0 0 14px; display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.lead { color: var(--m); max-width: 56ch; font-size: 18px; }
.btn { border: 1px solid var(--line); background: transparent; color: var(--t); border-radius: 12px; padding: 10px 16px; font-weight: 600; }
.btn.primary { background: var(--g); border-color: var(--g); color: #06210f; }
.btn.primary:hover { background: var(--g2); }
.btn.big { padding: 14px 24px; font-size: 17px; margin-top: 10px; }
.btn.wide { width: 100%; padding: 14px; margin-top: 14px; display: flex; justify-content: center; gap: 10px; align-items: center; }
.btn:disabled { opacity: .7; }
.cats { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px; margin-top: 32px; }
.cat { text-align: left; background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 20px; color: var(--t); display: grid; gap: 6px; }
.cat:hover { border-color: var(--g); }
.cat b { font: 600 21px Fraunces, serif; }
.cat small { color: var(--m); }
.cat-ic { font: 800 26px Fraunces, serif; color: var(--g); }
.tool, .result { background: var(--card); border: 1px solid var(--line); border-radius: 20px; padding: 22px; margin: 20px 0; scroll-margin-top: 16px; }
.tabs { display: flex; background: var(--bg); border-radius: 12px; padding: 4px; gap: 4px; }
.tabs button { flex: 1; border: 0; background: none; color: var(--m); padding: 10px; border-radius: 9px; font-weight: 600; }
.tabs .on { background: var(--g); color: #06210f; }
.lbl { display: block; margin: 16px 0 6px; font-size: 14px; color: var(--m); font-weight: 500; }
.grades { display: grid; grid-template-columns: repeat(6, 1fr); gap: 6px; }
.g { border: 1px solid var(--line); background: var(--bg); color: var(--t); border-radius: 10px; padding: 9px 0; font-weight: 600; }
.g.on { background: var(--g); color: #06210f; border-color: var(--g); }
.input { width: 100%; background: var(--bg); color: var(--t); border: 1px solid var(--line); border-radius: 12px; padding: 12px; font: 16px Inter, sans-serif; }
textarea.input { resize: vertical; font-family: "JetBrains Mono", monospace; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.chip { border: 1px dashed var(--line); background: none; color: var(--g2); border-radius: 999px; padding: 6px 12px; font-size: 14px; }
.chip:hover { border-color: var(--g); }
.alert { background: #3a1717; border: 1px solid #7a2e2e; color: #ffd2d2; padding: 10px 12px; border-radius: 10px; margin-top: 14px; }
.warn { background: #3a3215; border: 1px solid #77661f; color: #ffeeb0; padding: 10px 12px; border-radius: 10px; }
.note { color: var(--m); font-size: 13px; margin: 10px 0 0; }
.spin { width: 16px; height: 16px; border: 2px solid #06210f55; border-top-color: #06210f; border-radius: 50%; animation: sp 0.7s linear infinite; }
@keyframes sp { to { transform: rotate(360deg); } }
.tag { font: 500 12px Inter; background: #1c3a2b; color: var(--g2); padding: 4px 10px; border-radius: 999px; }
.block { border-top: 1px solid var(--line); padding: 12px 0; }
.block h3 { margin: 0 0 6px; font-size: 14px; color: var(--g); text-transform: uppercase; letter-spacing: .05em; }
.block p { margin: 0; }
.block ol { margin: 0; padding-left: 22px; display: grid; gap: 6px; }
.mono { font-family: "JetBrains Mono", monospace; font-size: 15px; overflow-wrap: anywhere; }
.answer p { font: 800 26px Fraunces, serif; color: var(--g2); }
footer { text-align: center; color: var(--m); font-size: 13px; padding: 30px; }
.loading, .empty { padding: 20px; color: var(--m); }