:root {
  --ink: #16150F;
  --ink-2: #4A4840;
  --ink-3: #82806F;
  --paper: #FAF8F3;
  --card: #FFFFFF;
  --line: #E4DFD2;
  --line-soft: #EFEADE;
  --signal: #C4442A;
  --signal-soft: #FBEDE8;
  --build: #1D6B49;
  --build-soft: #E8F2EC;
  --watch: #9C6A0C;
  --watch-soft: #FAF0DC;
  --kill: #16150F;
  --kill-soft: #EFEDE7;
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", Menlo, Consolas, monospace;
  --serif: ui-serif, Georgia, "Times New Roman", serif;
  --sans: system-ui, -apple-system, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --max: 1120px;
  --radius: 10px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 28px;
}

/* ---------- top bar ---------- */

.topbar {
  border-bottom: 1px solid var(--line);
  background: var(--paper);
  position: sticky;
  top: 0;
  z-index: 40;
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 66px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 9px;
  font-weight: 600;
  letter-spacing: -0.01em;
  font-size: 16px;
}

.brand-mark {
  width: 18px;
  height: 18px;
  border: 1.5px solid var(--ink);
  border-radius: 50%;
  position: relative;
  flex: none;
}

.brand-mark::after {
  content: "";
  position: absolute;
  inset: 4px;
  border-radius: 50%;
  background: var(--signal);
}

.nav {
  display: flex;
  gap: 26px;
  font-size: 14px;
  color: var(--ink-2);
}

.nav a:hover { color: var(--ink); }

.nav a[aria-current="page"] { color: var(--ink); font-weight: 500; }

/* ---------- hero ---------- */

.hero { padding: 72px 0 40px; }

.eyebrow {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 22px;
}

h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(38px, 5.6vw, 64px);
  line-height: 1.06;
  letter-spacing: -0.022em;
  margin: 0 0 20px;
  max-width: 15em;
}

h1 em {
  font-style: italic;
  color: var(--signal);
}

.lede {
  font-size: 17.5px;
  color: var(--ink-2);
  max-width: 34em;
  margin: 0 0 36px;
}

/* ---------- scanner form ---------- */

.scanner {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 8px 8px 8px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: 720px;
  transition: border-color .18s ease;
}

.scanner:focus-within { border-color: var(--ink); }

.scanner input {
  flex: 1;
  border: 0;
  outline: 0;
  background: transparent;
  font-family: var(--sans);
  font-size: 16.5px;
  color: var(--ink);
  padding: 14px 0;
  min-width: 0;
}

.scanner input::placeholder { color: #A9A695; }

.btn {
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--sans);
  font-size: 14.5px;
  font-weight: 500;
  padding: 12px 22px;
  border-radius: 6px;
  cursor: pointer;
  white-space: nowrap;
  transition: transform .12s ease, opacity .15s ease;
}

.btn:hover { opacity: .88; }
.btn:active { transform: translateY(1px); }
.btn[disabled] { opacity: .45; cursor: default; }

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
  font-weight: 400;
}

.btn-ghost:hover { border-color: var(--ink); opacity: 1; }

.samples {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  font-size: 13px;
  color: var(--ink-3);
}

.chip {
  border: 1px solid var(--line);
  background: transparent;
  border-radius: 100px;
  padding: 4px 12px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-2);
  cursor: pointer;
  transition: all .15s ease;
}

.chip:hover { border-color: var(--ink-2); color: var(--ink); }

/* ---------- progress ---------- */

.scan-status {
  display: none;
  margin: 34px 0 0;
  border-top: 1px solid var(--line);
  padding-top: 22px;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--ink-2);
}

.scan-status.on { display: block; }

.status-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 5px 0;
}

.dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--line);
  flex: none;
}

.status-row[data-state="run"] .dot { background: var(--signal); animation: pulse 1s infinite ease-in-out; }
.status-row[data-state="ok"] .dot { background: var(--build); }
.status-row[data-state="fail"] .dot { background: var(--kill); }

@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .3; } }

.status-row .val { margin-left: auto; color: var(--ink-3); }

/* ---------- results ---------- */

.results { display: none; padding: 8px 0 80px; }
.results.on { display: block; }

.verdict-bar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid var(--ink);
  padding-top: 26px;
  margin-bottom: 34px;
  flex-wrap: wrap;
}

.verdict-label {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 8px;
}

.verdict-text {
  font-family: var(--serif);
  font-size: clamp(28px, 3.6vw, 42px);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.verdict-text span { font-style: italic; }

.score-block { display: flex; align-items: baseline; gap: 10px; }

.score-num {
  font-family: var(--serif);
  font-size: clamp(56px, 8vw, 92px);
  line-height: .9;
  letter-spacing: -0.04em;
}

.score-denom {
  font-family: var(--mono);
  font-size: 14px;
  color: var(--ink-3);
}

.score-caption {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--ink-3);
  text-align: right;
  margin-top: 6px;
}

.grid {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 40px;
  align-items: start;
}

/* ---------- dimension list ---------- */

.panel {
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: var(--radius);
  padding: 24px;
}

.panel + .panel { margin-top: 20px; }

.panel-title {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin: 0 0 18px;
}

.dim { margin-bottom: 16px; }
.dim:last-child { margin-bottom: 0; }

.dim-head {
  display: flex;
  justify-content: space-between;
  font-size: 13.5px;
  margin-bottom: 7px;
  gap: 10px;
}

.dim-head .name { color: var(--ink); }
.dim-head .pts { font-family: var(--mono); font-size: 12px; color: var(--ink-3); }

.bar {
  height: 6px;
  background: var(--line-soft);
  border-radius: 2px;
  overflow: hidden;
}

.bar i {
  display: block;
  height: 100%;
  width: 0;
  background: var(--ink);
  transition: width .7s cubic-bezier(.2,.7,.3,1);
}

.dim[data-auto="true"] .bar i { background: var(--signal); }

.dim-note {
  font-size: 12px;
  color: var(--ink-3);
  margin-top: 5px;
  line-height: 1.45;
}

/* ---------- checklists ---------- */

.check {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 9px 0;
  border-bottom: 1px solid var(--line-soft);
  cursor: pointer;
  font-size: 13.5px;
  line-height: 1.45;
  color: var(--ink-2);
}

.check:last-child { border-bottom: 0; }

.check input {
  appearance: none;
  width: 15px;
  height: 15px;
  border: 1px solid #C6C1B0;
  border-radius: 3px;
  margin: 3px 0 0;
  flex: none;
  cursor: pointer;
  position: relative;
  background: #fff;
}

.check input:checked { background: var(--ink); border-color: var(--ink); }

.check input:checked::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 1px;
  width: 4px;
  height: 8px;
  border: solid #fff;
  border-width: 0 1.5px 1.5px 0;
  transform: rotate(45deg);
}

.check input:checked ~ span { color: var(--ink); }

/* ---------- evidence ---------- */

.evidence { display: grid; gap: 20px; }

.card {
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: var(--radius);
  padding: 22px 24px;
}

.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.card-title {
  font-size: 15px;
  font-weight: 500;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 9px;
}

.tag {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: 2px 7px;
  border-radius: 3px;
  border: 1px solid var(--line);
  color: var(--ink-3);
  white-space: nowrap;
}

.tag.auto { border-color: #E9C9BE; color: var(--signal); background: var(--signal-soft); }
.tag.manual { border-color: var(--line); }

.stat-row {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
  margin: 4px 0 2px;
}

.stat .n {
  font-family: var(--serif);
  font-size: 26px;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.stat .l {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: .04em;
}

.quotes { margin: 16px 0 0; padding: 0; list-style: none; }

.quotes li {
  font-family: var(--serif);
  font-size: 15.5px;
  line-height: 1.55;
  color: var(--ink);
  padding: 12px 0 12px 18px;
  border-top: 1px solid var(--line-soft);
  position: relative;
}

.quotes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  bottom: 16px;
  width: 2px;
  background: var(--signal);
  opacity: .5;
}

.quotes .meta {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
  margin-top: 6px;
  font-style: normal;
}

.empty {
  font-size: 13.5px;
  color: var(--ink-3);
  padding: 10px 0;
}

.src-link {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--ink-3);
  border-bottom: 1px solid var(--line);
}

.src-link:hover { color: var(--signal); border-color: var(--signal); }

/* ---------- explainer ---------- */

.explainer { padding: 26px 0 84px; }

.cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 36px;
}

.cols > div {
  border-top: 1px solid var(--ink);
  padding-top: 16px;
}

.cols .num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--signal);
  letter-spacing: .08em;
}

.cols h3 {
  font-size: 16px;
  font-weight: 500;
  margin: 8px 0 8px;
  letter-spacing: -0.01em;
}

.cols p {
  font-size: 13.5px;
  line-height: 1.62;
  color: var(--ink-2);
  margin: 0;
}

/* ---------- footer ---------- */

.footer {
  border-top: 1px solid var(--line);
  padding: 40px 0 56px;
  font-size: 13px;
  color: var(--ink-3);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
}

.footer a:hover { color: var(--ink); }

/* ---------- prose pages ---------- */

.prose { padding: 64px 0 90px; max-width: 720px; }
.prose h1 { font-size: clamp(32px, 4.4vw, 48px); margin-bottom: 26px; }
.prose h2 {
  font-family: var(--sans);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 44px 0 12px;
}
.prose h3 { font-size: 16px; font-weight: 600; margin: 26px 0 8px; }
.prose p { color: var(--ink-2); margin: 0 0 16px; }
.prose ul, .prose ol { color: var(--ink-2); padding-left: 20px; margin: 0 0 18px; }
.prose li { margin-bottom: 8px; }
.prose code {
  font-family: var(--mono);
  font-size: 13px;
  background: #F1EDE2;
  padding: 2px 5px;
  border-radius: 3px;
  color: var(--ink);
}
.prose strong { color: var(--ink); font-weight: 600; }
.prose table { width: 100%; border-collapse: collapse; font-size: 14px; margin: 8px 0 20px; }
.prose th, .prose td { text-align: left; padding: 9px 12px 9px 0; border-bottom: 1px solid var(--line); }
.prose th { font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-3); font-weight: 400; }

.callout {
  border-left: 2px solid var(--signal);
  padding: 4px 0 4px 18px;
  margin: 22px 0;
  font-family: var(--serif);
  font-size: 17px;
  line-height: 1.55;
}

/* ---------- pricing ---------- */

.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin: 34px 0 20px; }

.plan {
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: var(--radius);
  padding: 26px 24px;
  display: flex;
  flex-direction: column;
}

.plan.featured { border-color: var(--ink); }

.plan-name { font-family: var(--mono); font-size: 11.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); }
.plan-price { font-family: var(--serif); font-size: 38px; letter-spacing: -0.02em; margin: 10px 0 2px; }
.plan-price small { font-family: var(--sans); font-size: 13px; color: var(--ink-3); letter-spacing: 0; }
.plan-desc { font-size: 13.5px; color: var(--ink-2); margin: 6px 0 18px; min-height: 40px; }
.plan ul { list-style: none; padding: 0; margin: 0 0 22px; font-size: 13.5px; color: var(--ink-2); }
.plan li { padding: 7px 0; border-top: 1px solid var(--line-soft); }
.plan .btn { margin-top: auto; text-align: center; }

/* ---------- responsive ---------- */

@media (max-width: 900px) {
  .grid { grid-template-columns: 1fr; gap: 26px; }
  .plans { grid-template-columns: 1fr; }
  .cols { grid-template-columns: 1fr; gap: 24px; }
  .hero { padding: 48px 0 30px; }
  .wrap { padding: 0 20px; }
  .nav { gap: 16px; font-size: 13px; }
  .scanner { flex-direction: column; align-items: stretch; padding: 16px; }
  .scanner input { padding: 6px 0 10px; }
  .scanner .btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}