:root {
  color-scheme: light;
  --ink: #1b1a18;
  --muted: #6f6a63;
  --paper: #f8f6f1;
  --canvas: #ece8e0;
  --line: rgba(27, 26, 24, 0.13);
  --wine: #5a1f2d;
  --green: #35694b;
  --amber: #8c6320;
  --blue: #496183;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans KR", sans-serif;
  font-synthesis: none;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  line-height: 1.55;
}

img { display: block; max-width: 100%; }

a { color: inherit; }

button, code { font: inherit; }

.lab-shell {
  width: min(1180px, calc(100% - 40px));
  margin-inline: auto;
}

.lab-hero {
  padding: max(36px, env(safe-area-inset-top)) 0 64px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 88% 18%, rgba(90, 31, 45, 0.15), transparent 30%),
    linear-gradient(135deg, #f7f4ed 0%, #e6dfd4 100%);
}

.back-link {
  display: inline-flex;
  margin-bottom: 56px;
  color: var(--muted);
  font-size: 14px;
  text-decoration: none;
}

.back-link:hover { color: var(--ink); }

.eyebrow {
  margin: 0 0 12px;
  color: var(--wine);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.lab-hero h1 {
  max-width: 820px;
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(44px, 7vw, 84px);
  font-weight: 400;
  letter-spacing: -0.055em;
  line-height: 1.04;
}

.hero-copy {
  max-width: 720px;
  margin: 28px 0 0;
  color: #55514b;
  font-size: clamp(16px, 2vw, 19px);
}

main { padding-block: 48px 88px; }

.source-card {
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(300px, 0.96fr);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--paper);
  box-shadow: 0 20px 60px rgba(45, 39, 31, 0.08);
}

.source-card__image {
  position: relative;
  min-height: 320px;
  background: #671519;
}

.source-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.source-card__image span {
  position: absolute;
  right: 16px;
  bottom: 16px;
  padding: 7px 10px;
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 999px;
  background: rgba(20, 14, 12, 0.58);
  color: #fff;
  font-size: 11px;
  letter-spacing: 0.06em;
  backdrop-filter: blur(12px);
}

.source-card__copy { padding: clamp(30px, 5vw, 58px); }

.source-card h2,
.section-heading h2,
.decision-card h2 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(30px, 4vw, 44px);
  font-weight: 400;
  letter-spacing: -0.04em;
}

.source-card dl { margin: 32px 0 0; }

.source-card dl div {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 18px;
  padding-block: 15px;
  border-top: 1px solid var(--line);
}

.source-card dl div:last-child { border-bottom: 1px solid var(--line); }

.source-card dt {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.source-card dd { margin: 0; font-size: 14px; }

.candidate-section { margin-top: 88px; }

.candidate-section .section-heading { align-items: start; }

.candidate-section__note {
  max-width: 440px;
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  text-align: right;
}

.candidate-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 18px;
}

.candidate-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--paper);
  box-shadow: 0 16px 44px rgba(45, 39, 31, 0.06);
}

.candidate-card--recommended { border-color: rgba(90, 31, 45, 0.48); }

.candidate-card__image { position: relative; background: #dedbd5; }

.candidate-card__image img {
  width: 100%;
  aspect-ratio: 1200 / 630;
  object-fit: cover;
}

.candidate-card__image > span {
  position: absolute;
  right: 10px;
  bottom: 10px;
  padding: 5px 8px;
  border-radius: 999px;
  background: rgba(25, 23, 21, 0.64);
  color: #fff;
  font-size: 9px;
  letter-spacing: 0.05em;
}

.candidate-card__copy { padding: 20px; }

.candidate-card__title {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 9px;
}

.candidate-card__title h3 { margin: 0; font-size: 16px; }

.candidate-card__id {
  display: grid;
  width: 28px;
  height: 28px;
  place-items: center;
  border-radius: 50%;
  background: #242321;
  color: #fff;
  font-family: Georgia, serif;
  font-size: 13px;
}

.candidate-card__badge {
  padding: 5px 8px;
  border-radius: 999px;
  background: #eadde0;
  color: var(--wine);
  font-size: 9px;
  letter-spacing: 0.05em;
}

.candidate-card__copy > p {
  min-height: 6.2em;
  margin: 16px 0;
  color: var(--muted);
  font-size: 12px;
}

.candidate-card__small {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.candidate-card__small span { color: var(--muted); font-size: 9px; }

.candidate-card__small img {
  width: 120px;
  height: 63px;
  flex: 0 0 auto;
  border-radius: 7px;
  object-fit: cover;
}

.candidate-card__actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.candidate-card__actions button,
.candidate-card__actions a {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 9px 11px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  color: var(--wine);
  font-size: 11px;
  font-weight: 700;
  text-decoration: none;
}

.candidate-card__actions button {
  border-color: var(--wine);
  background: var(--wine);
  color: #fff;
  cursor: pointer;
}

.candidate-card__actions [data-kakao-share-url] {
  border-color: #fee500;
  background: #fee500;
  color: #191919;
}

.candidate-card__actions [hidden] { display: none; }

.candidate-card__link span { margin-left: 7px; }
.candidate-card__link:hover { border-color: var(--wine); }

.access-note {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 32px;
  margin-top: 20px;
  padding: 24px 28px;
  border: 1px solid rgba(140, 99, 32, 0.28);
  border-radius: 18px;
  background: #f4ead7;
  color: #5a4728;
}

.access-note strong { font-size: 14px; }

.access-note p { margin: 0; font-size: 14px; }

.test-kit {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(360px, 1.08fr);
  gap: 36px;
  margin-top: 20px;
  padding: clamp(28px, 5vw, 52px);
  border: 1px solid var(--line);
  border-radius: 28px;
  background: #fff;
  box-shadow: 0 18px 50px rgba(45, 39, 31, 0.06);
}

.test-kit h2 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(30px, 4vw, 42px);
  font-weight: 400;
  letter-spacing: -0.04em;
}

.test-kit__copy > p:not(.eyebrow, .test-status) {
  margin: 20px 0;
  color: var(--muted);
  font-size: 14px;
}

.test-kit blockquote {
  margin: 22px 0;
  padding: 18px 20px;
  border-left: 3px solid var(--wine);
  background: var(--paper);
  font-family: Georgia, "Noto Serif KR", serif;
  font-size: 16px;
  white-space: normal;
}

.test-kit__actions { display: flex; flex-wrap: wrap; gap: 9px; }

.test-kit button,
.test-kit__actions > a,
.test-link-list a {
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--ink);
  cursor: pointer;
  font-size: 12px;
  font-weight: 700;
  text-decoration: none;
}

.test-kit button,
.test-kit__actions > a { display: inline-grid; padding: 9px 15px; place-items: center; }
.test-kit [data-kakao-share-url] { border-color: #fee500; background: #fee500; color: #191919; }
.test-kit [data-kakao-share-url][hidden] { display: none; }
.test-kit button:hover,
.test-kit__actions > a:hover,
.test-link-list a:hover { border-color: rgba(90, 31, 45, 0.45); color: var(--wine); }

.test-status { min-height: 1.5em; margin: 10px 0 0; color: var(--green); font-size: 12px; }

.test-link-list {
  align-self: start;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 18px;
}

.test-link-row {
  display: grid;
  grid-template-columns: minmax(110px, 0.55fr) minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  min-height: 64px;
  padding: 10px 12px 10px 18px;
  border-bottom: 1px solid var(--line);
}

.test-link-row:last-child { border-bottom: 0; }
.test-link-row strong { font-size: 13px; }
.test-link-row code { overflow: hidden; color: var(--muted); font-size: 10px; text-overflow: ellipsis; white-space: nowrap; }
.test-link-row__actions { display: flex; gap: 6px; }
.test-link-list a { display: inline-grid; min-height: 36px; padding-inline: 12px; place-items: center; }
.test-link-row button { min-height: 36px; padding: 7px 11px; }

.preview-section { margin-top: 88px; }

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 30px;
}

.legend { display: flex; flex-wrap: wrap; gap: 16px; color: var(--muted); font-size: 12px; }

.legend span { display: inline-flex; align-items: center; gap: 7px; }

.legend__dot { width: 8px; height: 8px; border-radius: 50%; }
.legend__dot--verified { background: var(--green); }
.legend__dot--conditional { background: var(--amber); }
.legend__dot--sample { background: var(--blue); }

.preview-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.platform-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 26px;
  background: rgba(248, 246, 241, 0.92);
  box-shadow: 0 18px 50px rgba(45, 39, 31, 0.06);
}

.platform-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}

.platform-name { display: flex; align-items: center; gap: 12px; min-width: 0; }

.platform-name h3 { margin: 0; font-size: 16px; }
.platform-name p { margin: 1px 0 0; color: var(--muted); font-size: 11px; }

.brand-mark {
  display: grid;
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 12px;
  color: white;
  font-size: 14px;
  font-weight: 800;
}

.brand-mark--kakao { background: #fee500; color: #201c00; }
.brand-mark--slack { background: linear-gradient(135deg, #36c5f0, #2eb67d 45%, #ecb22e 70%, #e01e5a); }
.brand-mark--telegram { background: #2aabee; }
.brand-mark--snap { background: #fffc00; color: #111; }
.brand-mark--google { background: conic-gradient(from 45deg, #4285f4, #34a853, #fbbc05, #ea4335, #4285f4); }
.brand-mark--instagram { background: linear-gradient(135deg, #7137c8, #dd2a7b 52%, #feda75); }
.brand-mark--threads { background: #111; }

.confidence {
  flex: 0 0 auto;
  padding: 6px 9px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.confidence--verified { background: #e5f0e8; color: var(--green); }
.confidence--conditional { background: #f4ead7; color: var(--amber); }
.confidence--sample { background: #e6eaf1; color: var(--blue); }

.mock {
  position: relative;
  min-height: 410px;
  overflow: hidden;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 22px;
  background: #fff;
}

.mock a { text-decoration: none; }
.mock img { height: auto; }

.mock__bar,
.telegram-header,
.snap-header,
.google-header,
.instagram-header,
.threads-header,
.slack-channel {
  display: grid;
  min-height: 54px;
  align-items: center;
  padding-inline: 16px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  font-size: 13px;
}

.mock__bar { grid-template-columns: 1fr auto 1fr; background: #fee500; }
.mock__bar span:last-child { text-align: right; }

.mock--kakao { background: #b4c7d9; }
.chat-time { margin-top: 28px; color: rgba(0, 0, 0, 0.48); font-size: 10px; text-align: center; }

.kakao-share-card {
  width: min(82%, 350px);
  margin: 30px 18px 0 auto;
  overflow: hidden;
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 8px 24px rgba(28, 42, 53, 0.12);
}

.kakao-share-card img { width: 100%; aspect-ratio: 1200 / 630; object-fit: cover; }
.kakao-share-card div { padding: 14px 15px 15px; }
.kakao-share-card strong { display: block; font-size: 13px; line-height: 1.4; }
.kakao-share-card p { margin: 7px 0 12px; color: #777; font-size: 10px; line-height: 1.5; }
.kakao-share-card small { color: #999; font-size: 9px; }
.sent-time { display: block; margin: 8px 18px 0 0; color: rgba(0, 0, 0, 0.48); font-size: 9px; text-align: right; }

.slack-channel { grid-template-columns: auto 1fr auto; gap: 7px; background: #fff; }
.slack-channel span { color: #7b7b7b; font-size: 17px; }
.slack-message { display: grid; grid-template-columns: 38px 1fr; gap: 10px; padding: 26px 18px; }
.avatar { display: grid; width: 34px; height: 34px; place-items: center; border-radius: 9px; font-size: 12px; font-weight: 800; }
.avatar--warm { background: #ead7b2; color: #694a1c; }
.avatar--dark { background: #181818; color: #fff; border-radius: 50%; }
.avatar--sage { background: #d9eadc; color: #255139; border-radius: 50%; }
.avatar--gradient { background: linear-gradient(135deg, #7137c8, #dd2a7b, #feda75); color: #fff; border-radius: 50%; }
.avatar--mono { background: #111; color: #fff; border-radius: 50%; }
.slack-message__body > p { margin: -2px 0 1px; font-size: 13px; }
.slack-message__body time { margin-left: 7px; color: #858585; font-size: 9px; font-weight: 400; }
.message-copy { display: block; font-size: 12px; }
.slack-message__body > a { display: block; margin: 2px 0 10px; color: #1264a3; font-size: 11px; }
.slack-unfurl { padding-left: 12px; border-left: 4px solid #d7d7d7; }
.slack-unfurl small { color: #666; font-size: 9px; }
.slack-unfurl strong { display: block; color: #1264a3; font-size: 12px; }
.slack-unfurl p { margin: 3px 0 9px; font-size: 10px; }
.slack-unfurl img { width: min(88%, 300px); aspect-ratio: 1200 / 630; border-radius: 6px; object-fit: cover; }

.mock--telegram {
  background:
    radial-gradient(circle at 15% 25%, rgba(89, 142, 170, 0.1) 0 3px, transparent 4px),
    radial-gradient(circle at 75% 70%, rgba(89, 142, 170, 0.08) 0 4px, transparent 5px),
    #dfe7eb;
  background-size: 44px 44px, 56px 56px, auto;
}

.telegram-header {
  grid-template-columns: auto auto 1fr auto;
  gap: 10px;
  background: rgba(255, 255, 255, 0.96);
}

.telegram-header > div { display: grid; }
.telegram-header small { color: #2aabee; font-size: 8px; font-weight: 500; }
.avatar--telegram { border-radius: 50%; background: #79bfdc; color: #fff; }
.telegram-chat { display: flex; justify-content: end; padding: 42px 18px 24px; }
.telegram-bubble {
  width: min(82%, 350px);
  padding: 9px 9px 6px;
  border-radius: 15px 15px 4px 15px;
  background: #effdde;
  box-shadow: 0 2px 4px rgba(35, 65, 77, 0.12);
}
.telegram-bubble > span { display: block; padding: 1px 4px 7px; font-size: 10px; }
.telegram-link-card { overflow: hidden; border-left: 3px solid #2aabee; border-radius: 4px 9px 9px 4px; background: rgba(255, 255, 255, 0.55); }
.telegram-link-card img { width: 100%; aspect-ratio: 1200 / 630; object-fit: cover; }
.telegram-link-card div { padding: 9px 10px 10px; }
.telegram-link-card small { display: block; color: #168acd; font-size: 8px; }
.telegram-link-card strong { display: block; margin-top: 2px; font-size: 10px; line-height: 1.35; }
.telegram-link-card p { margin: 4px 0 0; color: #5c666b; font-size: 8px; line-height: 1.45; }
.telegram-bubble > time { display: block; margin: 3px 3px 0 0; color: #59a54c; font-size: 8px; text-align: right; }

.mock--snap { background: #fff; }
.snap-header { grid-template-columns: auto auto 1fr auto; gap: 10px; }
.snap-chat { padding: 40px 20px 24px; }
.snap-copy { width: fit-content; margin-left: auto; padding: 9px 12px; border-radius: 16px 16px 3px 16px; background: #0fadff; color: #fff; font-size: 11px; }
.snap-link-card { display: grid; grid-template-columns: 104px 1fr; gap: 12px; margin-top: 10px; overflow: hidden; border: 1px solid #dedede; border-radius: 14px; }
.snap-link-card img { width: 104px; height: 100px; object-fit: cover; }
.snap-link-card div { align-self: center; padding: 10px 10px 10px 0; }
.snap-link-card strong { display: block; font-size: 11px; line-height: 1.4; }
.snap-link-card p { margin: 5px 0 0; color: #777; font-size: 9px; line-height: 1.45; }
.snap-chat > small { display: block; margin-top: 8px; color: #888; font-size: 8px; text-align: right; }

.google-header { grid-template-columns: auto 1fr auto; gap: 12px; background: #f8fafd; }
.google-message { display: grid; grid-template-columns: 36px 1fr; gap: 10px; padding: 28px 18px 16px; }
.google-message p { margin: -2px 0 4px; font-size: 12px; }
.google-message time { margin-left: 8px; color: #777; font-size: 9px; font-weight: 400; }
.google-message span { display: block; font-size: 10px; }
.google-message a { display: inline-block; margin-top: 4px; color: #0b57d0; font-size: 11px; }
.google-app-card { margin: 6px 18px 20px 64px; padding: 14px; border: 1px dashed #a7b8d0; border-radius: 12px; background: #f8fafd; }
.google-app-card > small { display: block; margin-bottom: 9px; color: #6f7782; font-size: 9px; }
.google-app-card div { display: grid; grid-template-columns: 100px 1fr; gap: 10px; align-items: center; }
.google-app-card img { aspect-ratio: 1200 / 630; border-radius: 6px; object-fit: cover; }
.google-app-card strong { font-size: 10px; line-height: 1.4; }

.instagram-header { grid-template-columns: auto auto 1fr auto; gap: 10px; }
.instagram-chat { display: flex; flex-direction: column; align-items: end; padding: 48px 18px 24px; }
.instagram-bubble { max-width: 82%; padding: 10px 13px; border-radius: 18px 18px 4px 18px; background: #3797f0; color: white; font-size: 10px; }
.instagram-link-card { width: min(78%, 300px); margin-top: 8px; overflow: hidden; border: 1px solid #e4e4e4; border-radius: 14px; background: #fff; }
.instagram-link-card img { width: 100%; aspect-ratio: 1200 / 630; object-fit: cover; }
.instagram-link-card div { padding: 10px 11px; }
.instagram-link-card strong { display: block; font-size: 10px; line-height: 1.4; }
.instagram-link-card small { color: #888; font-size: 8px; }

.threads-header { grid-template-columns: 1fr auto; }
.threads-header span { color: #777; font-size: 11px; }
.threads-post { display: grid; grid-template-columns: 34px 1fr; gap: 10px; padding: 24px 18px 12px; }
.threads-post > div > strong { font-size: 11px; }
.threads-post p { margin: 5px 0 10px; font-size: 11px; }
.threads-link-card { overflow: hidden; border: 1px solid #ddd; border-radius: 13px; }
.threads-link-card img { width: 100%; aspect-ratio: 1200 / 630; object-fit: cover; }
.threads-link-card div { padding: 10px 11px; }
.threads-link-card small { display: block; color: #777; font-size: 8px; }
.threads-link-card strong { display: block; font-size: 10px; }
.mock--threads > button { float: right; margin: 4px 18px 18px 0; padding: 7px 15px; border: 0; border-radius: 999px; background: #111; color: #fff; font-size: 10px; opacity: 0.45; }

.platform-note {
  margin: 20px 0 0;
  color: #57534d;
  font-size: 13px;
}

.platform-note code { padding: 1px 4px; border-radius: 4px; background: #e8e5de; font-size: 11px; }

.evidence-link {
  display: inline-flex;
  width: fit-content;
  margin-top: 12px;
  color: var(--wine);
  font-size: 12px;
  font-weight: 700;
  text-decoration: none;
}

.evidence-link:hover { text-decoration: underline; }

.decision-card {
  margin-top: 88px;
  padding: clamp(30px, 6vw, 68px);
  border-radius: 28px;
  background: #242321;
  color: #f6f3ed;
}

.decision-card .eyebrow { color: #d6aeb7; }
.decision-card h2 { max-width: 720px; }
.decision-card > p:not(.eyebrow) { max-width: 780px; margin: 24px 0; color: #d0cbc4; }
.decision-card ul { display: grid; gap: 10px; margin: 28px 0 0; padding: 24px 0 0 20px; border-top: 1px solid rgba(255, 255, 255, 0.14); color: #e9e5df; }

.lab-footer { padding: 24px 0 calc(24px + env(safe-area-inset-bottom)); border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; }
.lab-footer .lab-shell { display: flex; justify-content: space-between; gap: 20px; }
.lab-footer a { text-decoration: none; }

.target-page {
  min-height: 100vh;
  padding: max(24px, env(safe-area-inset-top)) 16px max(32px, env(safe-area-inset-bottom));
  background:
    radial-gradient(circle at 85% 10%, rgba(90, 31, 45, 0.16), transparent 30%),
    var(--canvas);
}

.target-card {
  width: min(680px, 100%);
  margin: 0 auto;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 26px;
  background: var(--paper);
  box-shadow: 0 22px 70px rgba(45, 39, 31, 0.12);
}

.target-card > .eyebrow { padding: 24px 26px 0; }
.target-card > img { width: 100%; aspect-ratio: 1200 / 630; object-fit: cover; }
.target-card__copy { padding: 26px; }
.target-card h1 { margin: 0; font-family: Georgia, "Noto Serif KR", serif; font-size: clamp(27px, 6vw, 42px); font-weight: 400; line-height: 1.18; }
.target-card h1 + p { margin: 14px 0 0; color: var(--muted); }
.target-card blockquote { margin: 24px 0; padding: 18px 20px; border-left: 3px solid var(--wine); background: #fff; }
.target-card dl { margin: 20px 0; border-top: 1px solid var(--line); }
.target-card dl div { display: grid; grid-template-columns: 90px 1fr; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.target-card dt { color: var(--muted); font-size: 11px; font-weight: 700; }
.target-card dd { min-width: 0; margin: 0; overflow-wrap: anywhere; font-size: 12px; }
.target-back { display: inline-grid; min-height: 42px; padding: 9px 15px; place-items: center; border: 1px solid var(--line); border-radius: 999px; font-size: 12px; font-weight: 700; text-decoration: none; }

.candidate-target { width: min(900px, 100%); }

.candidate-target__heading {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 12px;
}

.candidate-target__heading small { display: block; margin-bottom: 2px; color: var(--muted); font-size: 10px; letter-spacing: 0.08em; }
.candidate-target__heading h1 { font-size: clamp(28px, 5vw, 40px); }
.candidate-target__note { margin: 20px 0 0; color: var(--muted); font-size: 14px; }

.candidate-target__nav {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 10px;
  margin-top: 24px;
}

.candidate-target__nav a {
  display: grid;
  min-height: 44px;
  padding: 9px 13px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  font-size: 11px;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
}

.candidate-target__nav a:first-child { justify-items: start; text-align: left; }
.candidate-target__nav a:last-child { justify-items: end; text-align: right; }
.candidate-target__nav a:hover { border-color: rgba(90, 31, 45, 0.45); color: var(--wine); }
.candidate-target__actions { margin-top: 14px; }

@media (max-width: 820px) {
  .source-card { grid-template-columns: 1fr; }
  .source-card__image { min-height: auto; aspect-ratio: 1200 / 630; }
  .preview-grid { grid-template-columns: 1fr; }
  .access-note { grid-template-columns: 1fr; gap: 8px; }
  .test-kit { grid-template-columns: 1fr; }
  .candidate-grid { grid-template-columns: 1fr; }
  .candidate-card__copy > p { min-height: 0; }
}

@media (max-width: 560px) {
  .lab-shell { width: min(100% - 24px, 1180px); }
  .lab-hero { padding-bottom: 44px; }
  .back-link { margin-bottom: 42px; }
  .lab-hero h1 { font-size: clamp(40px, 13vw, 58px); }
  main { padding-block: 28px 64px; }
  .source-card, .candidate-card, .platform-card, .decision-card, .test-kit { border-radius: 20px; }
  .source-card__copy { padding: 26px 22px; }
  .source-card dl div { grid-template-columns: 48px 1fr; gap: 10px; }
  .access-note { padding: 20px; }
  .test-kit { padding: 26px 20px; }
  .test-link-row { grid-template-columns: 1fr auto; }
  .test-link-row code { grid-column: 1 / -1; grid-row: 2; }
  .candidate-section, .preview-section, .decision-card { margin-top: 64px; }
  .section-heading { display: block; }
  .candidate-section__note { margin-top: 14px; text-align: left; }
  .legend { margin-top: 18px; }
  .platform-card { padding: 16px; }
  .mock { min-height: 390px; border-radius: 17px; }
  .confidence { padding-inline: 8px; }
  .platform-name p { display: none; }
  .google-app-card { margin-left: 18px; }
  .decision-card { padding: 30px 24px; }
  .candidate-target__nav { grid-template-columns: 1fr 1fr; }
  .candidate-target__nav a:nth-child(2) { grid-column: 1 / -1; grid-row: 2; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}