:root {
  color-scheme: light dark;
  --primary: #004ac6;
  --primary-strong: #003a9c;
  --success: #007a52;
  --warning: #8a5a00;
  --danger: #a12424;
  --bg: #f8f9ff;
  --surface: #ffffff;
  --surface-low: #eff4ff;
  --surface-high: #dce9ff;
  --ink: #0b1c30;
  --muted: #4d5f74;
  --rule: #c3cfe0;
  --shadow: 0 24px 70px rgb(23 53 92 / 14%);
}

@media (prefers-color-scheme: dark) {
  :root {
    --primary: #76a8ff;
    --primary-strong: #a9c8ff;
    --success: #62d7ae;
    --warning: #f0c674;
    --danger: #ff9b9b;
    --bg: #081420;
    --surface: #0f2032;
    --surface-low: #13283d;
    --surface-high: #203b58;
    --ink: #eef5ff;
    --muted: #b6c7db;
    --rule: #34516e;
    --shadow: 0 24px 70px rgb(0 0 0 / 35%);
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; min-height: 100%; background: var(--bg); color: var(--ink); }
body {
  font: 16px/1.55 Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}
button, input, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button:focus-visible, a:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 2px;
}

.shell { width: min(1180px, calc(100% - 32px)); margin: 0 auto; padding: 28px 0 54px; }
.topline { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 48px; }
.brand { color: var(--ink); text-decoration: none; font-weight: 800; letter-spacing: -.02em; }
.safe-chip {
  border: 1px solid color-mix(in srgb, var(--success) 46%, var(--rule));
  border-radius: 999px;
  padding: 7px 11px;
  color: var(--success);
  background: color-mix(in srgb, var(--success) 8%, var(--surface));
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .06em;
  white-space: nowrap;
}
.hero { max-width: 820px; margin-bottom: 28px; }
.eyebrow { color: var(--primary); font-size: 12px; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
h1, h2, h3 { font-family: Manrope, Inter, sans-serif; letter-spacing: -.035em; line-height: 1.08; }
h1 { margin: 7px 0 12px; font-size: clamp(35px, 7vw, 66px); }
.hero p { max-width: 760px; margin: 0; color: var(--muted); font-size: clamp(17px, 2vw, 21px); }
.release-note {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
  margin: 0 0 20px;
  padding: 18px 20px;
  border: 1px solid color-mix(in srgb, var(--primary) 40%, var(--rule));
  border-radius: 14px;
  background: linear-gradient(135deg, color-mix(in srgb, var(--primary) 9%, var(--surface)), var(--surface));
}
.release-note h2 { margin: 5px 0 7px; font-size: clamp(20px, 3vw, 28px); }
.release-note p { max-width: 760px; margin: 0; color: var(--muted); font-size: 14px; }
.release-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 9px; }
.release-links a {
  border: 1px solid var(--rule);
  border-radius: 9px;
  padding: 9px 12px;
  background: var(--surface);
  color: var(--primary);
  font-size: 13px;
  font-weight: 800;
  text-decoration: none;
  white-space: nowrap;
}
.release-links a:hover { border-color: var(--primary); }
.truth-note {
  margin: 0 0 20px;
  padding: 11px 14px;
  border: 1px solid var(--rule);
  border-radius: 10px;
  background: var(--surface-low);
  color: var(--muted);
  font-size: 13px;
}
.truth-note strong { color: var(--ink); }

.layout { display: grid; grid-template-columns: minmax(0, 1.62fr) minmax(290px, .72fr); gap: 18px; align-items: start; }
.panel { border: 1px solid var(--rule); border-radius: 16px; background: var(--surface); box-shadow: var(--shadow); overflow: hidden; }
.panel-head { min-height: 54px; padding: 13px 17px; border-bottom: 1px solid var(--rule); display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.panel-head strong { font-size: 14px; }
.stage { border-radius: 999px; padding: 4px 9px; background: var(--surface-high); color: var(--primary); font: 700 11px ui-monospace, monospace; }

.intake { display: grid; gap: 15px; padding: 18px; }
label { display: grid; gap: 6px; color: var(--muted); font-size: 12px; font-weight: 750; }
input, textarea {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--rule);
  border-radius: 9px;
  padding: 10px 11px;
  background: var(--bg);
  color: var(--ink);
}
textarea { min-height: 84px; resize: vertical; }
.button {
  min-height: 44px;
  border: 1px solid transparent;
  border-radius: 9px;
  padding: 9px 14px;
  cursor: pointer;
  font-weight: 800;
  transition: transform 120ms ease, background 120ms ease, opacity 120ms ease;
}
.button:hover:not(:disabled) { transform: translateY(-1px); }
.button:disabled { cursor: not-allowed; opacity: .52; }
.primary { background: var(--primary); color: var(--bg); }
.secondary { border-color: var(--rule); background: var(--surface); color: var(--ink); }
.warning { border-color: color-mix(in srgb, var(--warning) 45%, var(--rule)); background: color-mix(in srgb, var(--warning) 10%, var(--surface)); color: var(--warning); }
.form-error { margin: 0; padding: 10px 12px; border: 1px solid var(--danger); border-radius: 8px; color: var(--danger); background: color-mix(in srgb, var(--danger) 8%, transparent); font-size: 13px; }

.workspace { padding: 18px; }
.workspace header h2 { margin: 0 0 5px; font-size: 26px; }
.workspace header p { margin: 0; color: var(--muted); }
.workspace-section { margin-top: 18px; padding: 16px; border: 1px solid var(--rule); border-radius: 11px; background: var(--surface-low); }
.workspace-section h3 { margin: 0 0 13px; font-size: 17px; }
.contract { display: grid; grid-template-columns: 100px 1fr; gap: 7px 12px; margin: 0; }
.contract dt { color: var(--muted); font-size: 12px; }
.contract dd { margin: 0; font-weight: 650; overflow-wrap: anywhere; }
.workspace ul { margin: 13px 0 0; padding-left: 20px; color: var(--muted); }
.workspace li { margin-top: 5px; }
.command {
  display: block;
  margin-top: 14px;
  padding: 13px;
  border-radius: 8px;
  background: #071321;
  color: #d9eaff;
  font: 12px/1.55 ui-monospace, SFMono-Regular, Menlo, monospace;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
.hash-line { margin: 10px 0 0; color: var(--muted); font-size: 11px; }
.hash-line code { overflow-wrap: anywhere; }
.actions { display: flex; flex-wrap: wrap; gap: 9px; align-items: center; margin-top: 16px; }
.consequence { flex-basis: 100%; margin: 0; color: var(--muted); font-size: 12px; }

.side { padding: 17px; display: grid; gap: 17px; }
.meter { display: grid; grid-template-columns: 1fr auto; gap: 6px 12px; margin: 0; }
.meter dt { color: var(--muted); font-size: 12px; }
.meter dd { max-width: 170px; margin: 0; overflow: hidden; text-overflow: ellipsis; text-align: right; font: 11px ui-monospace, monospace; white-space: nowrap; }
.receipt { padding: 13px; border: 1px solid color-mix(in srgb, var(--success) 55%, var(--rule)); border-radius: 10px; background: color-mix(in srgb, var(--success) 8%, var(--surface)); }
.receipt h3 { margin: 0 0 7px; color: var(--success); font-size: 15px; }
.receipt p { margin: 7px 0 0; color: var(--muted); font-size: 11px; }
.receipt code { overflow-wrap: anywhere; font: 11px/1.45 ui-monospace, monospace; }
.events-label { margin-bottom: 8px; }
.events { list-style: none; display: grid; gap: 9px; margin: 0; padding: 0; }
.events li { position: relative; padding-left: 16px; color: var(--muted); font-size: 12px; }
.events li::before { content: ''; position: absolute; left: 1px; top: 7px; width: 7px; height: 7px; border-radius: 50%; background: var(--primary); }
.events li[data-tone="success"]::before { background: var(--success); }
.events li[data-tone="error"]::before { background: var(--danger); }
.fine { margin: 0; color: var(--muted); font-size: 11px; }

dialog { width: min(620px, calc(100% - 28px)); border: 1px solid var(--rule); border-radius: 14px; padding: 0; background: var(--surface); color: var(--ink); box-shadow: 0 28px 100px rgb(0 0 0 / 40%); }
dialog::backdrop { background: rgb(2 12 23 / 72%); backdrop-filter: blur(4px); }
.dialog-body { padding: 20px; }
.dialog-body h2 { margin: 0 0 9px; font-size: 23px; }
.dialog-body > p { color: var(--muted); }
.dialog-actions { display: flex; justify-content: flex-end; gap: 9px; margin-top: 16px; }

footer { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; margin-top: 30px; padding-top: 20px; border-top: 1px solid var(--rule); color: var(--muted); font-size: 12px; }
footer a { color: var(--primary); }

@media (max-width: 850px) {
  .layout { grid-template-columns: 1fr; }
  .release-note { grid-template-columns: 1fr; }
  .release-links { justify-content: flex-start; }
  .topline { margin-bottom: 34px; }
}
@media (max-width: 520px) {
  .shell { width: min(100% - 20px, 1180px); padding-top: 17px; }
  .safe-chip { white-space: normal; text-align: center; }
  .contract { grid-template-columns: 1fr; gap: 3px; }
  .contract dd { margin-bottom: 7px; }
  .actions .button { width: 100%; }
  .dialog-actions { flex-direction: column-reverse; }
  .dialog-actions .button { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}