:root {
  color-scheme: dark;
  --bg: #08111f;
  --bg-2: #0b1427;
  --panel: rgba(17, 26, 49, 0.82);
  --panel-strong: #121d36;
  --panel-soft: rgba(255, 255, 255, 0.045);
  --text: #f7fbff;
  --muted: #a9b6ca;
  --line: rgba(255, 255, 255, 0.11);
  --accent: #6ee7b7;
  --accent-2: #8ab4ff;
  --warn: #fbbf24;
  --danger: #fb7185;
  --good: #34d399;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.44);
  --radius: 24px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 8% 7%, rgba(110, 231, 183, 0.16), transparent 31rem),
    radial-gradient(circle at 88% 12%, rgba(138, 180, 255, 0.16), transparent 34rem),
    radial-gradient(circle at 56% 62%, rgba(251, 191, 36, 0.08), transparent 38rem),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 52%, #070c17 100%);
  color: var(--text);
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, input, select, textarea { font: inherit; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.86rem clamp(1rem, 4vw, 3rem);
  backdrop-filter: blur(18px);
  background: rgba(8, 17, 31, 0.78);
  border-bottom: 1px solid var(--line);
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 850;
  letter-spacing: -0.03em;
}
.brand-mark {
  display: grid;
  place-items: center;
  width: 2.35rem;
  height: 2.35rem;
  border-radius: 0.85rem;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #06101d;
  box-shadow: 0 0 34px rgba(110, 231, 183, 0.28);
}
nav { display: flex; gap: 1rem; color: var(--muted); font-size: 0.95rem; }
nav a:hover { color: var(--text); }

.section-shell { width: min(1180px, calc(100% - 2rem)); margin: 0 auto; }
.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 1.05fr);
  gap: 2rem;
  align-items: center;
  padding: 5.2rem 0 3rem;
}
.eyebrow {
  margin: 0 0 0.68rem;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
h1, h2, h3, h4, p { margin-top: 0; }
h1 {
  font-size: clamp(3rem, 8vw, 6.7rem);
  line-height: 0.88;
  letter-spacing: -0.09em;
  margin-bottom: 1.1rem;
}
h2 { font-size: clamp(1.8rem, 4vw, 3.35rem); letter-spacing: -0.06em; margin-bottom: 0.7rem; }
h3 { font-size: 1.35rem; margin-bottom: 0.32rem; letter-spacing: -0.035em; }
h4 { margin-bottom: 0.45rem; }
.hero-lead, .section-heading p, .note-grid p, .api-grid p, .score-copy p, .footer p, .muted, .scope-note {
  color: var(--muted);
  line-height: 1.72;
}
.hero-lead { font-size: 1.13rem; max-width: 55rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.8rem; margin: 1.6rem 0; }
.button {
  border: 0;
  border-radius: 999px;
  padding: 0.84rem 1.12rem;
  font-weight: 850;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease, opacity 160ms ease;
  white-space: nowrap;
}
.button:hover { transform: translateY(-1px); }
.button.primary { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #06101d; }
.button.ghost { border: 1px solid var(--line); background: rgba(255, 255, 255, 0.045); }
.button.dark { color: var(--text); }
.button:disabled { opacity: 0.55; cursor: not-allowed; transform: none; }
.step-strip { display: flex; flex-wrap: wrap; gap: 0.55rem; margin: 1rem 0 1.1rem; }
.step-strip span, .pill, .trust-pill {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.05);
  padding: 0.46rem 0.66rem;
  border-radius: 999px;
  color: #d9e6f7;
  font-size: 0.83rem;
}
.step-strip b { color: var(--accent); margin-right: 0.35rem; }
.scope-note { font-size: 0.9rem; }

.hero-card, .control-panel, .result-panel, .note-grid article, .api-grid article, .json-card, .batch-card, .csv-card, .explain-card {
  background: linear-gradient(180deg, rgba(255,255,255,0.082), rgba(255,255,255,0.035));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.hero-card { border-radius: var(--radius); overflow: hidden; position: relative; }
.hero-card img { aspect-ratio: 16 / 9; object-fit: cover; width: 100%; }
.hero-card-overlay {
  position: absolute;
  right: 1rem;
  bottom: 1rem;
  display: grid;
  gap: 0.2rem;
  min-width: 9.5rem;
  padding: 1rem;
  border-radius: 1.1rem;
  background: rgba(7, 13, 25, 0.78);
  border: 1px solid var(--line);
  backdrop-filter: blur(12px);
}
.hero-card-overlay span { color: var(--muted); font-size: 0.83rem; }
.hero-card-overlay strong { font-size: 2.2rem; line-height: 1; }

.note-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  padding: 2rem 0 1rem;
}
.note-grid article { padding: 1.35rem; border-radius: var(--radius); }
.note-grid h2 { font-size: 1.28rem; letter-spacing: -0.04em; }

.lab-section, .batch-section, .csv-section, .visual-section, .api-section, .run-section { padding: 4.6rem 0 1rem; }
.section-heading { max-width: 820px; margin-bottom: 1.35rem; }
.lab-layout {
  display: grid;
  grid-template-columns: minmax(310px, 0.82fr) minmax(380px, 1.18fr);
  gap: 1rem;
  align-items: start;
}
.control-panel, .result-panel { border-radius: var(--radius); padding: 1.25rem; }
.control-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  position: sticky;
  top: 5.2rem;
}
.field { display: grid; gap: 0.55rem; }
.field.full, .full { grid-column: 1 / -1; }
.field span { color: #dbe7f7; font-weight: 780; font-size: 0.92rem; display: flex; justify-content: space-between; gap: 0.5rem; }
.field output { color: var(--accent); }
select, textarea {
  width: 100%;
  color: var(--text);
  background: rgba(7, 13, 25, 0.66);
  border: 1px solid var(--line);
  border-radius: 0.95rem;
  padding: 0.8rem 0.85rem;
  outline: none;
}
textarea { min-height: 18rem; resize: vertical; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 0.84rem; line-height: 1.55; }
input[type="range"] { width: 100%; accent-color: var(--accent); }
.checkbox-field { display: flex; align-items: center; gap: 0.7rem; }
.checkbox-field span { justify-content: flex-start; }
.checkbox-field input { width: 1.1rem; height: 1.1rem; accent-color: var(--accent); }
.scenario-panel { display: grid; gap: 0.7rem; }
.mini-label { color: var(--muted); font-size: 0.84rem; font-weight: 850; text-transform: uppercase; letter-spacing: 0.08em; }
.chip-row { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.chip {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255,255,255,0.045);
  color: #d8e4f5;
  padding: 0.55rem 0.7rem;
  cursor: pointer;
  font-weight: 780;
  font-size: 0.86rem;
}
.chip:hover, .chip.active { border-color: rgba(110, 231, 183, 0.64); background: rgba(110, 231, 183, 0.12); color: #effff9; }
.control-actions { display: flex; flex-wrap: wrap; gap: 0.65rem; }

.risk-summary { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; margin-bottom: 1rem; }
.risk-badge {
  padding: 0.48rem 0.76rem;
  border-radius: 999px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  border: 1px solid var(--line);
  color: var(--text);
}
.risk-badge.low { background: rgba(52, 211, 153, 0.16); border-color: rgba(52, 211, 153, 0.5); }
.risk-badge.medium { background: rgba(251, 191, 36, 0.16); border-color: rgba(251, 191, 36, 0.5); }
.risk-badge.high { background: rgba(251, 113, 133, 0.16); border-color: rgba(251, 113, 133, 0.5); }
.score-hero { display: grid; grid-template-columns: 150px minmax(0, 1fr); gap: 1.2rem; align-items: center; padding: 1rem; border-radius: 1.3rem; background: rgba(255,255,255,0.035); border: 1px solid var(--line); }
.gauge-ring {
  width: 140px;
  height: 140px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  position: relative;
  background: conic-gradient(var(--accent) 0deg, rgba(255,255,255,0.08) 0deg);
}
.gauge-ring::after {
  content: "";
  position: absolute;
  inset: 12px;
  background: var(--panel-strong);
  border-radius: inherit;
}
.gauge-ring span { z-index: 1; font-size: 2rem; font-weight: 920; }
.bars { display: grid; gap: 0.9rem; margin: 1.2rem 0; }
.bar-label { display: flex; justify-content: space-between; gap: 1rem; color: #dce8f8; font-weight: 760; font-size: 0.92rem; margin-bottom: 0.4rem; }
.bar-track { height: 0.78rem; background: rgba(255,255,255,0.08); border-radius: 999px; overflow: hidden; }
.bar-fill { height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
.insight-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.insight-grid article { padding: 1rem; border: 1px solid var(--line); border-radius: 1.2rem; background: rgba(255,255,255,0.035); }
ul { margin: 0; padding-left: 1.15rem; color: #dbe6f5; line-height: 1.65; }
.explain-card, .json-card { margin-top: 1rem; padding: 1rem; border-radius: 1.2rem; }
.card-title-row { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: 0.75rem; }
.card-title-row h3, .card-title-row h4 { margin: 0; }
.contribution-list { display: grid; gap: 0.7rem; }
.contribution-row { display: grid; gap: 0.35rem; }
.contribution-row header { display: flex; justify-content: space-between; color: #dbe7f8; font-weight: 760; font-size: 0.9rem; }
.contribution-track { height: 0.62rem; background: rgba(255,255,255,0.08); border-radius: 999px; overflow: hidden; }
.contribution-fill { height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--warn), var(--danger)); }
.json-card summary { cursor: pointer; font-weight: 850; margin-bottom: 0.8rem; }
pre { white-space: pre-wrap; word-break: break-word; }
.json-card pre, .code-block {
  margin: 0;
  border: 1px solid var(--line);
  background: rgba(5, 10, 19, 0.72);
  color: #d9e8ff;
  border-radius: 1rem;
  padding: 1rem;
  overflow: auto;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.84rem;
  line-height: 1.55;
}
.json-actions { display: flex; flex-wrap: wrap; gap: 0.65rem; margin-top: 0.8rem; }

.batch-card, .csv-card { border-radius: var(--radius); padding: 1.25rem; }
.batch-controls { display: flex; flex-wrap: wrap; align-items: center; gap: 0.7rem; margin-bottom: 1rem; }
.check-grid { display: flex; flex-wrap: wrap; gap: 0.55rem; flex: 1 1 100%; }
.check-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.48rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255,255,255,0.045);
  color: #dbe6f5;
  font-weight: 760;
  font-size: 0.86rem;
}
.check-pill input { accent-color: var(--accent); }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 1.15rem; }
table { width: 100%; border-collapse: collapse; min-width: 760px; }
th, td { padding: 0.78rem 0.82rem; text-align: left; border-bottom: 1px solid var(--line); }
th { color: #e7f0ff; background: rgba(255,255,255,0.055); font-size: 0.83rem; text-transform: uppercase; letter-spacing: 0.05em; }
td { color: #dbe5f4; font-size: 0.92rem; }
tr:last-child td { border-bottom: 0; }
.level-dot { display: inline-flex; align-items: center; gap: 0.45rem; text-transform: uppercase; font-weight: 850; }
.level-dot::before { content: ""; width: 0.58rem; height: 0.58rem; border-radius: 999px; background: var(--accent); }
.level-dot.medium::before { background: var(--warn); }
.level-dot.high::before { background: var(--danger); }
.csv-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 1rem; align-items: start; }
.csv-actions { display: flex; flex-wrap: wrap; gap: 0.65rem; margin-bottom: 1rem; }
.file-button { position: relative; overflow: hidden; }
.file-button input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.compact table { min-width: 420px; }

.api-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-bottom: 1rem; }
.api-grid article { padding: 1.25rem; border-radius: var(--radius); }
.api-grid code { color: var(--accent); font-size: 0.9rem; }
.code-grid, .terminal-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.visual-section .wide-visual { border-radius: var(--radius); border: 1px solid var(--line); box-shadow: var(--shadow); margin-bottom: 1rem; background: rgba(255,255,255,0.04); }
.footer { display: flex; justify-content: space-between; gap: 1rem; padding: 4rem 0 2rem; color: var(--muted); }
.footer a { color: var(--accent); font-weight: 800; }
.toast {
  position: fixed;
  left: 50%;
  bottom: 1.2rem;
  transform: translateX(-50%) translateY(1rem);
  opacity: 0;
  pointer-events: none;
  background: rgba(8,17,31,0.94);
  border: 1px solid var(--line);
  color: var(--text);
  padding: 0.8rem 1rem;
  border-radius: 999px;
  box-shadow: var(--shadow);
  transition: opacity 180ms ease, transform 180ms ease;
  z-index: 50;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

@media (max-width: 980px) {
  .hero, .lab-layout, .csv-grid, .code-grid, .terminal-grid { grid-template-columns: 1fr; }
  .control-panel { position: static; }
  .note-grid, .api-grid { grid-template-columns: 1fr; }
  nav { display: none; }
  .score-hero { grid-template-columns: 1fr; }
  .insight-grid { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  .control-panel { grid-template-columns: 1fr; }
  h1 { font-size: 3.2rem; }
  .section-shell { width: min(100% - 1rem, 1180px); }
  .risk-summary { flex-direction: column; }
  .footer { flex-direction: column; }
}

.evidence-list {
  margin: 0;
  padding-left: 1.25rem;
  display: grid;
  gap: 0.85rem;
  color: var(--text);
}
.evidence-list li {
  padding: 0.85rem 0.95rem;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px;
}
.evidence-mini-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}
@media (max-width: 900px) {
  .evidence-mini-grid { grid-template-columns: 1fr; }
}


.legal-warning {
  margin-top: 1.15rem;
  margin-bottom: 1.35rem;
  padding: 1rem 1.15rem;
  border: 2px solid rgba(251, 113, 133, 0.88);
  background:
    linear-gradient(135deg, rgba(127, 29, 29, 0.62), rgba(63, 11, 22, 0.52)),
    rgba(127, 29, 29, 0.42);
  color: #ffe4e6;
  border-radius: 18px;
  box-shadow: 0 18px 48px rgba(127, 29, 29, 0.28);
}
.legal-warning .legal-title {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 0.65rem;
  color: #fff1f2;
  font-size: 1rem;
  font-weight: 950;
  letter-spacing: -0.015em;
}
.legal-warning .legal-title span {
  display: inline-grid;
  place-items: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 999px;
  background: rgba(255, 228, 230, 0.13);
  border: 1px solid rgba(255, 228, 230, 0.35);
}
.legal-warning p {
  margin: 0.38rem 0 0;
  color: #ffe4e6;
  line-height: 1.68;
  font-weight: 750;
}
.legal-warning strong { color: #ffffff; }
.compact-warning {
  width: 100%;
  margin: 1rem 0 0;
  padding: 0.85rem 1rem;
  border-width: 1px;
  box-shadow: none;
}
.compact-warning .legal-title { margin-bottom: 0.4rem; font-size: 0.94rem; }
.compact-warning p { font-size: 0.92rem; }