:root {
  color-scheme: dark;
  --bg: #111310;
  --panel: #191c17;
  --panel-light: #20251d;
  --line: #343b2e;
  --muted: #9ca692;
  --text: #f0f2e9;
  --lime: #c7f36b;
  --lime-dark: #7ea52c;
  --orange: #ff9f5b;
  --serif: Georgia, 'Times New Roman', serif;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --mono: 'SFMono-Regular', Consolas, 'Liberation Mono', monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.5;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: '';
  opacity: .4;
  background-image: linear-gradient(rgba(199,243,107,.025) 1px, transparent 1px), linear-gradient(90deg, rgba(199,243,107,.025) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, black, transparent 72%);
}

.shell { width: min(920px, calc(100% - 40px)); margin: 0 auto; padding: 76px 0 42px; }
.hero { max-width: 720px; margin-bottom: 42px; }
.eyebrow, .section-kicker, .trust-row, .footer, .status-badge, .found-mark { font-family: var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.eyebrow { display: flex; align-items: center; gap: 9px; color: var(--lime); font-size: 11px; }
.pulse, .status-dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 0 4px rgba(199,243,107,.09); }
h1 { margin: 17px 0 13px; font-size: clamp(48px, 8vw, 84px); line-height: .98; letter-spacing: -.065em; font-weight: 700; }
h1 em { color: var(--lime); font-family: var(--serif); font-weight: 400; letter-spacing: -.08em; }
.lede { max-width: 590px; margin: 0; color: var(--muted); font-size: 17px; }
.trust-row { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 24px; color: #737d6b; font-size: 10px; }

.panel { margin-top: 18px; padding: 28px; border: 1px solid var(--line); border-radius: 18px; background: rgba(25, 28, 23, .92); box-shadow: 0 18px 60px rgba(0,0,0,.14); }
.panel-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; margin-bottom: 28px; }
.panel-heading.compact { align-items: center; margin-bottom: 23px; }
.section-kicker { margin-bottom: 6px; color: var(--lime-dark); font-size: 10px; }
h2 { margin: 0; font-size: 20px; letter-spacing: -.02em; }
.estimate { padding-top: 4px; color: var(--muted); font-family: var(--mono); font-size: 11px; text-align: right; }

.form-grid { display: grid; grid-template-columns: 160px 1fr; gap: 14px; }
.field { position: relative; display: flex; flex-direction: column; gap: 8px; }
.field > span:first-child { color: var(--muted); font-size: 12px; }
small { color: #6f7969; font-size: 10px; font-weight: 400; }
select, input[type='text'], input:not([type]) { appearance: none; }
select, input { width: 100%; height: 52px; border: 1px solid var(--line); border-radius: 10px; outline: none; background: var(--panel-light); color: var(--text); font: inherit; }
select { padding: 0 15px; cursor: pointer; }
input#target { padding: 0 18px 0 42px; color: var(--lime); font-family: var(--mono); font-size: 19px; letter-spacing: .05em; }
select:focus, input:focus { border-color: var(--lime-dark); box-shadow: 0 0 0 3px rgba(199,243,107,.1); }
.input-prefix { position: absolute; bottom: 14px; left: 17px; color: #6f7969; font-family: var(--mono); font-size: 17px; pointer-events: none; }
.advanced-row { display: grid; grid-template-columns: 260px 1fr; align-items: end; gap: 24px; margin-top: 25px; }
.workers-field > span { display: flex; justify-content: space-between; }
output { color: var(--lime); font-family: var(--mono); }
input[type='range'] { height: 6px; border: 0; border-radius: 9px; background: var(--line); accent-color: var(--lime); cursor: pointer; }
.hint { margin: 0; color: #737d6b; font-size: 12px; }
.actions { display: flex; gap: 10px; margin-top: 29px; }
.button { height: 48px; border: 0; border-radius: 9px; padding: 0 19px; font: 600 13px var(--sans); cursor: pointer; transition: transform .16s ease, opacity .16s ease, background .16s ease; }
.button:hover:not(:disabled), .copy-button:hover { transform: translateY(-1px); }
.button:disabled { cursor: not-allowed; opacity: .35; }
.button-primary { background: var(--lime); color: #1b2412; }
.button-primary:hover:not(:disabled) { background: #d4fa85; }
.button-primary span { margin-left: 9px; font-size: 16px; }
.button-secondary { border: 1px solid var(--line); background: transparent; color: var(--muted); }
.error { margin: 17px 0 0; color: var(--orange); font-size: 12px; }

.status-badge, .found-mark { display: flex; align-items: center; gap: 9px; color: var(--muted); font-size: 10px; }
.status-badge.running { color: var(--lime); }
.status-badge.running .status-dot { animation: blink 1s infinite; }
.found-mark { color: var(--lime); }
@keyframes blink { 50% { opacity: .3; } }
.progress-track { height: 7px; overflow: hidden; border-radius: 9px; background: #2b3026; }
.progress-bar { width: 0; height: 100%; border-radius: inherit; background: var(--lime); transition: width .35s ease; }
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 24px; }
.stat { padding: 15px 0 0; border-top: 1px solid var(--line); }
.stat span { display: block; color: var(--muted); font-size: 11px; }
.stat strong { display: block; margin-top: 5px; color: var(--text); font: 18px var(--mono); }
.progress-note { margin: 21px 0 0; color: #737d6b; font-size: 12px; }

.result-panel { border-color: rgba(199,243,107,.35); }
.result-block { padding: 16px 0; border-top: 1px solid var(--line); }
.result-block > span { display: block; margin-bottom: 10px; color: var(--muted); font-size: 11px; }
.value-row { display: flex; align-items: center; gap: 12px; }
code { min-width: 0; overflow-wrap: anywhere; color: var(--lime); font: 14px/1.55 var(--mono); }
.secret { color: var(--orange); filter: blur(5px); user-select: none; }
.secret.revealed { filter: none; user-select: text; }
.copy-button { flex: 0 0 auto; border: 1px solid var(--line); border-radius: 6px; padding: 6px 9px; background: transparent; color: var(--muted); font: 11px var(--sans); cursor: pointer; transition: transform .16s ease; }
.warning { margin: 7px 0 0; color: #a77d5e; font-size: 11px; }
.footer { display: flex; justify-content: space-between; gap: 14px; margin-top: 31px; color: #596153; font-size: 9px; }
.footer a { color: var(--muted); text-decoration: none; }
.footer a:hover { color: var(--lime); }

@media (max-width: 620px) {
  .shell { width: min(100% - 28px, 920px); padding-top: 46px; }
  .panel { padding: 21px; border-radius: 14px; }
  .panel-heading { margin-bottom: 22px; }
  .form-grid, .advanced-row { grid-template-columns: 1fr; gap: 15px; }
  .advanced-row { margin-top: 20px; }
  .hint { margin-top: 1px; }
  .value-row { align-items: flex-start; flex-wrap: wrap; }
  .value-row code { flex: 1 1 100%; }
  .footer { flex-direction: column; }
}