:root {
  --bg: #0d1014; --card: #161a20; --card2: #1d222a; --line: #262c35; --text: #e9ecf1; --muted: #8d97a5;
  --accent: #5b8ff9; --accent2: #1a2640; --dig: #f5b14c; --sym: #e46ff0; --up: #6fd3ff;
  --bad: #ef5350; --weak: #f39c4a; --ok: #e6c84f; --good: #7bd36f; --great: #33c48d;
  color-scheme: dark;
}
* { box-sizing: border-box; }
body { margin: 0; background: radial-gradient(1200px 500px at 50% -200px, #1a2338 0%, var(--bg) 60%) no-repeat, var(--bg);
  color: var(--text); font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; min-height: 100vh; }
a { color: var(--accent); text-decoration: none; }
code, .mono { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; }
.top { display: flex; align-items: center; gap: 14px; max-width: 860px; margin: 0 auto; padding: 18px 16px 6px; }
.logo { font-weight: 700; font-size: 18px; color: var(--text); display: flex; align-items: center; gap: 8px; }
.mark { display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 8px; background: var(--accent); color: #fff; font-size: 16px; }
.tag { color: var(--muted); font-size: 14px; }
.about { margin-left: auto; font-size: 14px; }
main { max-width: 860px; margin: 0 auto; padding: 8px 16px 32px; }
.gen, .card { background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 22px; margin-top: 16px; }
.gen { box-shadow: 0 20px 60px rgba(0,0,0,.35); }
h2 { margin: 0 0 12px; font-size: 19px; }
button, input, select { font: inherit; color: var(--text); }
button { background: var(--accent); color: #fff; border: 0; border-radius: 10px; padding: 9px 16px; cursor: pointer; }
button.ghost { background: var(--accent2); color: var(--accent); }
button:active { transform: scale(.97); }
input, select { background: var(--card2); border: 1px solid var(--line); border-radius: 10px; padding: 8px 10px; min-width: 0; }
input:focus, select:focus, .out:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.modes { display: inline-flex; background: var(--card2); border-radius: 12px; padding: 4px; gap: 4px; flex-wrap: wrap; }
.mode { background: transparent; color: var(--muted); padding: 8px 14px; }
.mode.on { background: var(--accent); color: #fff; }
.out { margin-top: 18px; padding: 22px 20px; background: #0a0d11; border: 1px solid var(--line); border-radius: 14px; cursor: pointer;
  font: 500 28px/1.35 ui-monospace, "SF Mono", Menlo, Consolas, monospace; letter-spacing: .02em; word-break: break-all; min-height: 82px; text-align: center; }
.out .d { color: var(--dig); } .out .s { color: var(--sym); } .out .u { color: var(--up); } .out .w { color: var(--text); }
.out.small { font-size: 22px; } .out.tiny { font-size: 17px; }
.out.words { word-break: normal; overflow-wrap: anywhere; }
.meter { height: 8px; background: var(--card2); border-radius: 6px; overflow: hidden; margin-top: 14px; }
.meter div { height: 100%; width: 0; border-radius: 6px; transition: width .25s ease, background .25s ease; }
.verdict { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 8px; font-size: 14px; color: var(--muted); }
.verdict b { color: var(--text); }
.actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-top: 16px; }
.big { padding: 12px 22px; font-size: 17px; font-weight: 600; }
.key { color: var(--muted); font-size: 13px; margin-left: auto; }
.opts { margin-top: 18px; border-top: 1px solid var(--line); padding-top: 16px; display: grid; gap: 12px; }
.hide { display: none; }
.len { display: flex; align-items: center; gap: 12px; }
.len label { color: var(--muted); min-width: 52px; }
.len input[type=range] { flex: 1; accent-color: var(--accent); padding: 0; background: none; border: 0; }
.len input[type=number] { width: 84px; } .len b { min-width: 28px; text-align: right; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { display: inline-flex; align-items: center; gap: 7px; background: var(--card2); border: 1px solid var(--line); border-radius: 999px; padding: 6px 12px; font-size: 14.5px; cursor: pointer; user-select: none; }
.chip input[type=checkbox] { accent-color: var(--accent); margin: 0; }
.chip select { padding: 2px 6px; border-radius: 8px; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.row2 label { display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: 14.5px; }
.row2 input { flex: 1; }
.note { color: var(--muted); font-size: 14px; margin: 0; }
.head { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.head h2 { margin: 0; }
.list { margin: 12px 0 0; padding-left: 28px; display: grid; gap: 6px; }
.list li { color: var(--muted); }
.list .it { display: flex; align-items: center; gap: 10px; }
.list code { flex: 1; color: var(--text); font-size: 15.5px; word-break: break-all; padding: 6px 10px; background: var(--card2); border-radius: 8px; cursor: pointer; }
.list code:hover { outline: 1px solid var(--accent); }
.check { display: flex; gap: 8px; } .check input { flex: 1; font-size: 17px; }
.tips { margin: 10px 0 0; padding-left: 20px; color: var(--muted); font-size: 14.5px; }
.tips li { margin: 3px 0; }
.faq .cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.faq p { margin: 0; color: var(--muted); font-size: 14.5px; } .faq b { color: var(--text); display: block; margin-bottom: 4px; }
.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%) translateY(20px); opacity: 0; transition: .2s;
  background: var(--card2); border: 1px solid var(--line); border-radius: 999px; padding: 9px 18px; pointer-events: none; }
.toast.show { opacity: 1; transform: translateX(-50%); }
footer { text-align: center; color: var(--muted); font-size: 13.5px; padding: 8px 16px 30px; }
.page { background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 24px; margin-top: 16px; }
.page h1 { margin-top: 0; } .page p, .page li { color: #c3cad4; }
@media (max-width: 640px) {
  .out { font-size: 22px; padding: 18px 12px; } .out.small { font-size: 18px; } .out.tiny { font-size: 14px; }
  .row2, .faq .cols { grid-template-columns: 1fr; } .key { display: none; } .tag { display: none; }
  .gen, .card { padding: 16px; border-radius: 16px; } .big { flex: 1; }
  .modes { display: grid; grid-template-columns: repeat(3, 1fr); width: 100%; } .mode { padding: 8px 4px; font-size: 14.5px; }
  .list code { font-size: 14px; }
}