:root {
  --bg: #f4f5f7;
  --surface: #ffffff;
  --surface-2: #f6f7f9;
  --ink: #12151b;
  --ink-2: #4a5261;
  --ink-3: #838c9b;
  --rule: #e4e7ec;
  --rule-2: #eef0f3;
  --accent: #2a6ff0;
  --accent-soft: #e8f0fe;
  --hidden: #d9781c;
  --hidden-soft: #fbeede;
  --ok: #1a9e5f;
  --shadow: 0 1px 2px rgba(18, 21, 27, 0.04), 0 10px 30px rgba(18, 21, 27, 0.06);
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b0e13;
    --surface: #14181f;
    --surface-2: #1a1f28;
    --ink: #eef1f6;
    --ink-2: #a9b2c0;
    --ink-3: #6b7482;
    --rule: #242a34;
    --rule-2: #1d222b;
    --accent: #4f8bff;
    --accent-soft: #172436;
    --hidden: #e8944a;
    --hidden-soft: #2a2114;
    --ok: #37b877;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 10px 30px rgba(0, 0, 0, 0.4);
  }
}
:root[data-theme="light"] {
  --bg: #f4f5f7; --surface: #ffffff; --surface-2: #f6f7f9; --ink: #12151b;
  --ink-2: #4a5261; --ink-3: #838c9b; --rule: #e4e7ec; --rule-2: #eef0f3;
  --accent: #2a6ff0; --accent-soft: #e8f0fe; --hidden: #d9781c; --hidden-soft: #fbeede; --ok: #1a9e5f;
}
:root[data-theme="dark"] {
  --bg: #0b0e13; --surface: #14181f; --surface-2: #1a1f28; --ink: #eef1f6;
  --ink-2: #a9b2c0; --ink-3: #6b7482; --rule: #242a34; --rule-2: #1d222b;
  --accent: #4f8bff; --accent-soft: #172436; --hidden: #e8944a; --hidden-soft: #2a2114; --ok: #37b877;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
.wrap {
  max-width: 860px;
  margin: 0 auto;
  padding: clamp(28px, 6vw, 76px) clamp(18px, 5vw, 40px) 90px;
}

/* ---- hero ---- */
.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
}
h1 {
  font-size: clamp(30px, 6.2vw, 54px);
  line-height: 1.05;
  letter-spacing: -0.022em;
  font-weight: 800;
  margin: 16px 0 0;
  text-wrap: balance;
}
h1 br { display: none; }
@media (min-width: 620px) { h1 br { display: inline; } }
.lede {
  font-size: clamp(17px, 2.4vw, 21px);
  color: var(--ink-2);
  max-width: 60ch;
  margin: 20px 0 0;
  text-wrap: pretty;
}
.privacy {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin: 26px 0 0;
  padding: 14px 18px;
  background: var(--surface-2);
  border: 1px solid var(--rule);
  border-radius: 12px;
  font-size: 14px;
  color: var(--ink-2);
  max-width: 64ch;
}
.privacy .lock { flex: none; }

/* ---- scan section ---- */
.scan { margin-top: clamp(34px, 6vw, 56px); }
.scan-status {
  font-family: var(--mono);
  font-size: 14px;
  color: var(--ink-3);
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 30px 0;
}
.spinner {
  width: 15px; height: 15px;
  border: 2px solid var(--rule);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .spinner { animation-duration: 2s; } }

/* headline result */
.result-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  flex-wrap: wrap;
  padding-bottom: 8px;
}
.result-count {
  font-family: var(--mono);
  font-size: clamp(40px, 8vw, 60px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--accent);
}
.result-count.none { color: var(--ink-3); }
.result-label { font-size: clamp(17px, 2.6vw, 22px); font-weight: 600; }
.result-sub {
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--ink-3);
  margin: 4px 0 0;
}

/* detected list */
.hits { list-style: none; margin: 22px 0 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.hit {
  background: var(--surface);
  border: 1px solid var(--rule);
  border-left: 3px solid var(--accent);
  border-radius: 12px;
  padding: 15px 18px;
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}
.hit-main { flex: 1 1 260px; min-width: 0; }
.hit-name { font-weight: 650; font-size: 15.5px; }
.hit-how { font-size: 13px; color: var(--ink-2); margin-top: 3px; }
.hit-how code { font-family: var(--mono); font-size: 11.5px; background: var(--surface-2); padding: 1px 5px; border-radius: 4px; }
.hit-meta { display: flex; align-items: center; gap: 10px; flex: none; }
.chip {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.02em;
  padding: 3px 8px;
  border-radius: 999px;
  white-space: nowrap;
}
.chip-resource { background: var(--accent-soft); color: var(--accent); }
.chip-behavioural { background: var(--hidden-soft); color: var(--hidden); }
.hit-users { font-family: var(--mono); font-size: 11.5px; color: var(--ink-3); }

.empty {
  background: var(--surface);
  border: 1px dashed var(--rule);
  border-radius: 12px;
  padding: 22px;
  color: var(--ink-2);
  font-size: 14.5px;
}
.beh-note {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 12px;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--ink-3);
}
.beh-note[hidden] { display: none; }

/* deep scan control */
.deep {
  margin-top: 22px;
  padding: 16px 18px;
  border: 1px solid var(--rule);
  border-radius: 12px;
  background: var(--surface-2);
  display: flex;
  gap: 14px;
  align-items: center;
  flex-wrap: wrap;
}
.deep p { margin: 0; font-size: 13.5px; color: var(--ink-2); flex: 1 1 300px; }
button {
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  background: var(--accent);
  border: none;
  border-radius: 9px;
  padding: 10px 16px;
  cursor: pointer;
  white-space: nowrap;
}
button:hover { filter: brightness(1.06); }
button:disabled { opacity: 0.55; cursor: default; }
button:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
button.ghost { background: transparent; color: var(--accent); border: 1px solid var(--rule); }

/* ---- explainer sections ---- */
.explain { margin-top: clamp(48px, 8vw, 84px); }
h2 {
  font-size: clamp(21px, 3.4vw, 30px);
  letter-spacing: -0.015em;
  font-weight: 720;
  margin: 0 0 14px;
  text-wrap: balance;
}
h2 em { font-style: italic; color: var(--hidden); }
.explain > p, .explain-lede { color: var(--ink-2); max-width: 66ch; margin: 0 0 8px; }
.explain-foot { font-size: 14px; color: var(--ink-3); margin-top: 20px; max-width: 66ch; }
code { font-family: var(--mono); }
.explain code { font-size: 0.86em; background: var(--surface-2); padding: 1px 5px; border-radius: 4px; }

.method-grid { display: grid; gap: 16px; grid-template-columns: 1fr; margin-top: 6px; }
@media (min-width: 640px) { .method-grid { grid-template-columns: 1fr 1fr; } }
.method {
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: 14px;
  padding: 20px;
  box-shadow: var(--shadow);
}
.method p { margin: 12px 0 0; font-size: 14px; color: var(--ink-2); }
.method-tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.02em;
  padding: 4px 10px;
  border-radius: 999px;
  font-weight: 600;
}
.tag-resource { background: var(--accent-soft); color: var(--accent); }
.tag-behavioural { background: var(--hidden-soft); color: var(--hidden); }

.resist { list-style: none; margin: 20px 0 0; padding: 0; display: flex; flex-direction: column; gap: 1px; }
.resist li {
  display: grid;
  grid-template-columns: 3ch 1fr auto;
  gap: 14px;
  align-items: baseline;
  padding: 14px 4px;
  border-top: 1px solid var(--rule-2);
}
.resist li:last-child { border-bottom: 1px solid var(--rule-2); }
.resist-n { font-family: var(--mono); font-size: 17px; font-weight: 700; color: var(--hidden); text-align: right; }
.resist-body strong { font-weight: 650; }
.resist-body span { display: block; font-size: 13.5px; color: var(--ink-2); margin-top: 2px; }
.resist-cat { font-family: var(--mono); font-size: 11px; color: var(--ink-3); text-transform: uppercase; letter-spacing: 0.05em; white-space: nowrap; }
@media (max-width: 560px) {
  .resist li { grid-template-columns: 3ch 1fr; }
  .resist-cat { display: none; }
}

/* ---- footer ---- */
.foot { margin-top: clamp(56px, 9vw, 96px); padding-top: 26px; border-top: 1px solid var(--rule); }
.foot-lead { color: var(--ink); font-weight: 550; max-width: 60ch; margin: 0; }
.foot-links { display: flex; gap: 22px; flex-wrap: wrap; margin: 18px 0; }
.foot-links a { color: var(--accent); text-decoration: none; font-weight: 600; font-size: 15px; }
.foot-links a:hover { text-decoration: underline; }
.foot-fine { font-size: 12.5px; color: var(--ink-3); max-width: 70ch; margin: 0; }

a { color: var(--accent); }