:root {
  --paper: #f6f3ec;
  --ink: #1c1b18;
  --muted: #6d6a62;
  --line: #d9d4c7;
  --card: #fffdf8;
  --red: #d6361f;
  --orange: #e07b12;
  --yellow: #c9a400;
  --blue: #2f6fd6;
  --ok: #2f8a4c;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #151412;
    --ink: #efebe2;
    --muted: #9b968a;
    --line: #34322d;
    --card: #1e1d1a;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 16px/1.6 "IBM Plex Sans KR", system-ui, sans-serif;
  word-break: keep-all;
}
.wrap { max-width: 720px; margin: 0 auto; padding: 0 20px; }
header { padding: 22px 0; border-bottom: 1px solid var(--line); }
.mark { font: 500 15px "JetBrains Mono", monospace; letter-spacing: -0.02em; }
.mark b { color: var(--red); }

.hero { padding: 64px 0 36px; }
.eyebrow { font: 500 13px "JetBrains Mono", monospace; color: var(--red); margin: 0 0 14px; }
h1 { font-size: clamp(32px, 7vw, 52px); line-height: 1.18; letter-spacing: -0.03em; margin: 0 0 18px; font-weight: 700; }
h1 em { font-style: normal; background: linear-gradient(transparent 62%, rgba(214, 54, 31, .22) 62%); }
.sub { color: var(--muted); margin: 0 0 32px; max-width: 34em; }

form.scan { display: flex; gap: 8px; }
.field {
  flex: 1; display: flex; align-items: center;
  background: var(--card); border: 1.5px solid var(--ink); border-radius: 10px; padding: 0 14px;
}
.field span { font: 500 15px "JetBrains Mono", monospace; color: var(--muted); }
.field input {
  flex: 1; min-width: 0; border: 0; outline: 0; background: transparent; color: var(--ink);
  font: 500 16px "JetBrains Mono", monospace; padding: 14px 4px;
}
button {
  font: 700 16px "IBM Plex Sans KR", sans-serif; border: 0; border-radius: 10px; cursor: pointer;
  background: var(--ink); color: var(--paper); padding: 0 22px; white-space: nowrap;
}
button:disabled { opacity: .5; cursor: wait; }
button:focus-visible, input:focus-visible { outline: 2px solid var(--red); outline-offset: 2px; }
.note { font-size: 13px; color: var(--muted); margin: 10px 2px 0; }
.error { color: var(--red); font-weight: 500; }

#result { padding: 8px 0 40px; }
.report { background: var(--card); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }
.report-head { padding: 20px 22px; border-bottom: 1px dashed var(--line); }
.report-head .target { font: 500 14px "JetBrains Mono", monospace; overflow-wrap: anywhere; }
.report-head .meta { font-size: 13px; color: var(--muted); }
.counts { display: grid; grid-template-columns: repeat(4, 1fr); border-bottom: 1px solid var(--line); }
.count { padding: 16px 0; text-align: center; border-right: 1px solid var(--line); }
.count:last-child { border-right: 0; }
.count b { display: block; font: 500 28px "JetBrains Mono", monospace; line-height: 1.2; }
.count small { font-size: 12px; color: var(--muted); }
.count.critical b { color: var(--red); }
.count.medium b { color: var(--orange); }
.count.low b { color: var(--yellow); }
.count.info b { color: var(--blue); }
.count.zero b { color: var(--line); }

ul.findings { list-style: none; margin: 0; padding: 0; }
ul.findings li { display: flex; gap: 12px; align-items: flex-start; padding: 14px 22px; border-bottom: 1px solid var(--line); }
ul.findings li:last-child { border-bottom: 0; }
.dot { flex: none; width: 10px; height: 10px; border-radius: 50%; margin-top: 8px; }
.dot.critical { background: var(--red); } .dot.medium { background: var(--orange); }
.dot.low { background: var(--yellow); } .dot.info { background: var(--blue); }
.ftitle { font-weight: 500; }
.locked { display: block; font-size: 13px; color: var(--muted); }
.clean { padding: 22px; }
.clean b { color: var(--ok); }

.cta { margin-top: 16px; background: var(--ink); color: var(--paper); border-radius: 14px; padding: 24px 22px; }
.cta h2 { font-size: 20px; margin: 0 0 6px; letter-spacing: -0.02em; }
.cta p { margin: 0 0 16px; opacity: .75; font-size: 15px; }
.cta form { display: flex; gap: 8px; }
.cta input {
  flex: 1; min-width: 0; border: 1px solid color-mix(in srgb, currentColor 30%, transparent); border-radius: 10px; padding: 12px 14px;
  background: transparent; color: inherit; font: inherit;
}
.cta button { background: var(--red); color: #fff; }
.cta .done { font-weight: 500; }
.cta .pay { width: 100%; padding: 16px 22px; font-size: 17px; }
.cta .pay-error { color: var(--red); margin: 10px 0 0; font-size: 14px; opacity: 1; }
.cta .fine { margin: 12px 0 0; font-size: 13px; opacity: .6; }
footer nav { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 8px; }
footer a { color: inherit; }

.how { padding: 40px 0 56px; border-top: 1px solid var(--line); }
.how h2 { font-size: 18px; margin: 0 0 14px; }
.how ol { margin: 0; padding-left: 20px; color: var(--muted); }
.how li { margin: 4px 0; }
.how li b { color: var(--ink); font-weight: 500; }
footer { padding: 24px 0 40px; font-size: 13px; color: var(--muted); border-top: 1px solid var(--line); }

.loading { padding: 22px; font: 500 14px "JetBrains Mono", monospace; color: var(--muted); }
.loading::after { content: "▍"; animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
@media (prefers-reduced-motion: reduce) { .loading::after { animation: none; } }

@media (max-width: 520px) {
  form.scan, .cta form { flex-direction: column; }
  button { padding: 14px 22px; }
  .field span { display: none; }
}

/* 상세 리포트 */
.report-page { padding: 48px 0 56px; }
.report-page h1 { font-size: clamp(26px, 5vw, 36px); margin-bottom: 8px; }
.detail { padding: 18px 22px; border-bottom: 1px solid var(--line); }
.detail:last-child { border-bottom: 0; }
.detail-head { display: flex; gap: 12px; align-items: flex-start; }
.detail .where { margin: 6px 0 0 22px; font: 500 13px/1.5 "JetBrains Mono", monospace; color: var(--muted); white-space: pre-wrap; overflow-wrap: anywhere; }
.prompt { margin: 12px 0 0 22px; background: var(--paper); border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; }
.prompt p { margin: 0 0 10px; font-size: 14px; }
.prompt button { font-size: 13px; padding: 8px 14px; }
.status { padding: 22px; color: var(--muted); }

/* 약관 등 문서 */
.doc { padding: 48px 0 56px; max-width: 640px; }
.doc h1 { font-size: 30px; margin-bottom: 6px; }
.doc h2 { font-size: 18px; margin: 32px 0 8px; }
.doc p, .doc li { color: var(--ink); }
.doc .updated { color: var(--muted); font-size: 14px; }