:root {
  color-scheme: light;
  --public-bg: #f7f9fb;
  --public-surface: #ffffff;
  --public-text: #182026;
  --public-muted: #65717c;
  --public-line: #dfe5e8;
  --public-mint: #3eaf9e;
  --public-blue: #5d7fe8;
  --public-red: #e95d64;
  font-family: Pretendard, "Noto Sans KR", "Apple SD Gothic Neo", system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--public-bg);
}

body {
  margin: 0;
  background: var(--public-bg);
  color: var(--public-text);
  line-height: 1.7;
  word-break: keep-all;
}

a {
  color: inherit;
}

.public-header,
.public-footer,
.public-main {
  width: min(100% - 36px, 860px);
  margin-inline: auto;
}

.public-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 68px;
  border-bottom: 1px solid var(--public-line);
}

.public-brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--public-text);
  font-size: 17px;
  font-weight: 850;
  text-decoration: none;
}

.public-brand img {
  border-radius: 8px;
}

.public-header nav,
.public-footer nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
}

.public-header nav a,
.public-footer nav a {
  color: var(--public-muted);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
}

.public-header nav a:hover,
.public-footer nav a:hover {
  color: var(--public-mint);
}

.public-header .public-app-link {
  min-height: 36px;
  padding: 6px 14px;
  border: 1px solid rgba(62, 175, 158, 0.34);
  border-radius: 7px;
  background: #eef9f7;
  color: #287f73;
}

.public-main {
  padding-block: 44px 76px;
}

.public-hero {
  padding: 22px 0 44px;
}

.eyebrow {
  margin: 0 0 12px;
  color: #287f73;
  font-size: 13px;
  font-weight: 850;
}

.public-hero h1,
.article-header h1,
.public-error h1 {
  max-width: 720px;
  margin: 0;
  font-size: clamp(32px, 6vw, 48px);
  line-height: 1.24;
  letter-spacing: 0;
}

.public-hero > p:last-child,
.article-lead {
  max-width: 680px;
  margin: 18px 0 0;
  color: var(--public-muted);
  font-size: 17px;
  line-height: 1.75;
}

.guide-index-list {
  display: grid;
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--public-line);
  border-radius: 8px;
  background: var(--public-line);
}

.hub-answer {
  display: grid;
  grid-template-columns: minmax(230px, 0.8fr) minmax(0, 1.2fr);
  gap: 36px;
  margin-bottom: 48px;
  padding: 28px 30px;
  border: 1px solid rgba(62, 175, 158, 0.28);
  border-radius: 8px;
  background: #f0faf8;
}

.hub-answer .eyebrow {
  margin-bottom: 6px;
}

.hub-answer h2 {
  margin: 0;
  font-size: 22px;
  line-height: 1.45;
}

.hub-answer > p {
  margin: 0;
  color: #40545a;
  font-size: 15px;
}

.guide-section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin: 0 0 16px;
}

.guide-section-heading--topics {
  margin-top: 58px;
}

.guide-section-heading span,
.article-related > div > span {
  color: var(--public-mint);
  font-size: 11px;
  font-weight: 850;
}

.guide-section-heading h2,
.article-related h2 {
  margin: 2px 0 0;
  font-size: 25px;
  line-height: 1.4;
}

.guide-section-heading > p {
  max-width: 330px;
  margin: 0 0 3px;
  color: var(--public-muted);
  font-size: 13px;
  text-align: right;
}

.guide-topic-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.guide-topic-card {
  min-width: 0;
  border: 1px solid var(--public-line);
  border-radius: 8px;
  background: var(--public-surface);
}

.guide-topic-card > a {
  display: grid;
  height: 100%;
  min-height: 236px;
  padding: 24px;
  text-decoration: none;
}

.guide-topic-card > a > span {
  align-self: start;
  color: var(--public-mint);
  font-size: 11px;
  font-weight: 850;
}

.guide-topic-card h3 {
  margin: 8px 0 7px;
  font-size: 20px;
  line-height: 1.45;
}

.guide-topic-card p {
  margin: 0 0 20px;
  color: var(--public-muted);
  font-size: 13px;
}

.guide-topic-card strong {
  align-self: end;
  color: var(--public-blue);
  font-size: 13px;
}

.guide-index-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  padding: 25px 28px;
  background: var(--public-surface);
}

.guide-index-card span,
.article-next span {
  color: var(--public-mint);
  font-size: 12px;
  font-weight: 850;
}

.guide-index-card h2 {
  margin: 2px 0 5px;
  font-size: 21px;
}

.guide-index-card p {
  margin: 0;
  color: var(--public-muted);
  font-size: 14px;
}

.guide-index-card > a,
.article-next > a,
.public-error > a {
  color: var(--public-blue);
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
  white-space: nowrap;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 30px;
  color: var(--public-muted);
  font-size: 13px;
}

.breadcrumb a {
  color: #287f73;
  font-weight: 750;
  text-decoration: none;
}

.article-header {
  padding-bottom: 32px;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 7px 18px;
  margin-top: 22px;
  color: var(--public-muted);
  font-size: 12px;
}

.article-meta a {
  color: #287f73;
  font-weight: 800;
  text-underline-offset: 3px;
}

.article-image {
  margin: 0 0 34px;
  overflow: hidden;
  border: 1px solid var(--public-line);
  border-radius: 8px;
  background: #edf3f5;
}

.article-answer {
  margin: 0 0 34px;
  padding: 25px 28px;
  border-left: 4px solid var(--public-mint);
  background: #f0faf8;
}

.article-answer > span {
  color: #287f73;
  font-size: 11px;
  font-weight: 850;
}

.article-answer h2 {
  margin: 4px 0 8px;
  font-size: 18px;
}

.article-answer p {
  margin: 0;
  color: #40545a;
  font-size: 15px;
}

.article-image img {
  display: block;
  width: 100%;
  max-height: 620px;
  object-fit: contain;
  background: #fff;
}

.article-image figcaption {
  padding: 12px 16px;
  color: var(--public-muted);
  font-size: 12px;
}

.safety-note {
  margin-top: 34px;
  padding: 22px 24px;
  border-left: 4px solid var(--public-red);
  background: #fff6f6;
}

.safety-note--compact {
  margin: 0 0 38px;
}

.safety-note strong {
  display: block;
  margin-bottom: 5px;
  color: #a63f45;
  font-size: 15px;
}

.safety-note p {
  margin: 0;
  color: #6a5154;
  font-size: 14px;
}

.article-protocol {
  margin: 0 0 44px;
  padding: 30px;
  border: 1px solid var(--public-line);
  border-top: 4px solid var(--public-blue);
  border-radius: 8px;
  background: var(--public-surface);
}

.article-protocol > header > span {
  color: var(--public-blue);
  font-size: 11px;
  font-weight: 850;
}

.article-protocol > header h2 {
  margin: 5px 0 8px;
  font-size: 23px;
  line-height: 1.4;
}

.article-protocol > header p {
  margin: 0;
  color: var(--public-muted);
  font-size: 14px;
}

.protocol-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 24px 0 0;
  overflow: hidden;
  border: 1px solid var(--public-line);
  border-radius: 7px;
  background: var(--public-line);
}

.protocol-meta > div {
  padding: 15px 16px;
  background: #f8fafc;
}

.protocol-meta dt {
  color: var(--public-muted);
  font-size: 11px;
  font-weight: 800;
}

.protocol-meta dd {
  margin: 4px 0 0;
  color: #34414a;
  font-size: 13px;
  font-weight: 700;
}

.protocol-detail {
  display: grid;
  gap: 22px;
  margin-top: 26px;
}

.protocol-detail h3 {
  margin: 0 0 10px;
  font-size: 16px;
}

.protocol-detail ol,
.protocol-detail ul {
  display: grid;
  gap: 9px;
  margin: 0;
  padding-left: 22px;
  color: #3f4b54;
  font-size: 14px;
}

.protocol-stop,
.protocol-complete {
  padding: 18px 20px;
  border-radius: 7px;
}

.protocol-stop {
  background: #fff6f6;
}

.protocol-stop h3 {
  color: #a63f45;
}

.protocol-complete {
  background: #f0faf8;
}

.protocol-complete h3 {
  color: #287f73;
}

.article-body {
  display: grid;
  gap: 42px;
}

.article-section h2,
.article-grid h2,
.article-faq h2,
.article-sources h2 {
  margin: 0 0 14px;
  font-size: 23px;
  line-height: 1.4;
}

.article-section p {
  margin: 0 0 14px;
  color: #354149;
  font-size: 16px;
  line-height: 1.85;
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 48px;
}

.article-grid > div {
  padding: 24px;
  border: 1px solid var(--public-line);
  border-radius: 8px;
  background: var(--public-surface);
}

.article-grid h2 {
  font-size: 18px;
}

.article-grid ul,
.article-sources ul {
  display: grid;
  gap: 10px;
  margin: 0;
  padding-left: 20px;
  color: #44515a;
  font-size: 14px;
}

.check-list {
  list-style: none;
  padding-left: 0 !important;
}

.check-list li {
  position: relative;
  padding-left: 24px;
}

.check-list li::before {
  position: absolute;
  top: 2px;
  left: 0;
  color: var(--public-mint);
  content: "✓";
  font-weight: 900;
}

.article-faq,
.article-sources {
  margin-top: 48px;
}

.article-faq details {
  border-top: 1px solid var(--public-line);
}

.article-faq details:last-child {
  border-bottom: 1px solid var(--public-line);
}

.article-faq summary {
  padding: 18px 4px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 800;
}

.article-faq details p {
  margin: -4px 0 18px;
  padding: 0 4px;
  color: var(--public-muted);
  font-size: 14px;
}

.article-sources a {
  color: var(--public-blue);
}

.article-next {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: 52px;
  padding: 24px 26px;
  border: 1px solid rgba(62, 175, 158, 0.28);
  border-radius: 8px;
  background: #f0faf8;
}

.article-related {
  margin-top: 52px;
  padding-top: 42px;
  border-top: 1px solid var(--public-line);
}

.article-related nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 18px;
}

.article-related nav a {
  display: grid;
  gap: 3px;
  min-width: 0;
  padding: 18px 20px;
  border: 1px solid var(--public-line);
  border-radius: 7px;
  background: var(--public-surface);
  text-decoration: none;
}

.article-related nav span {
  color: var(--public-mint);
  font-size: 11px;
  font-weight: 800;
}

.article-related nav strong {
  overflow-wrap: anywhere;
  font-size: 14px;
}

.article-next div {
  display: grid;
  gap: 3px;
}

.article-next strong {
  font-size: 15px;
}

.guide-pagination {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  margin-top: 26px;
}

.guide-pagination a {
  display: grid;
  min-height: 42px;
  border: 1px solid var(--public-line);
  border-radius: 6px;
  place-items: center;
  background: var(--public-surface);
  color: var(--public-muted);
  font-size: 12px;
  font-weight: 800;
  text-decoration: none;
}

.guide-pagination a.is-current {
  border-color: var(--public-mint);
  background: #eef9f7;
  color: #287f73;
}

.policy-page {
  max-width: 760px;
}

.policy-page header {
  padding-bottom: 28px;
  border-bottom: 1px solid var(--public-line);
}

.policy-page header h1 {
  margin: 0;
  font-size: 38px;
  line-height: 1.3;
}

.policy-page header p {
  margin: 12px 0 0;
  color: var(--public-muted);
}

.policy-page section {
  margin-top: 36px;
}

.policy-page h2 {
  margin: 0 0 12px;
  font-size: 21px;
}

.policy-page p,
.policy-page li {
  color: #3f4b54;
  font-size: 15px;
}

.policy-page table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  font-size: 14px;
}

.policy-page th,
.policy-page td {
  padding: 12px;
  border: 1px solid var(--public-line);
  text-align: left;
  vertical-align: top;
}

.public-footer {
  display: grid;
  gap: 14px;
  padding-block: 28px 36px;
  border-top: 1px solid var(--public-line);
}

.public-footer strong {
  font-size: 15px;
}

.public-footer p {
  margin: 3px 0 0;
  color: var(--public-muted);
  font-size: 13px;
}

.public-footer small {
  color: #7e8992;
  font-size: 11px;
}

.public-error {
  min-height: 54vh;
}

.public-error p {
  color: var(--public-muted);
}

@media (max-width: 640px) {
  .public-header,
  .public-footer,
  .public-main {
    width: min(100% - 28px, 860px);
  }

  .public-header {
    min-height: 62px;
  }

  .public-header nav > a:not(.public-app-link) {
    display: none;
  }

  .public-main {
    padding-block: 30px 58px;
  }

  .public-hero {
    padding: 12px 0 30px;
  }

  .public-hero h1,
  .article-header h1,
  .public-error h1 {
    font-size: 32px;
  }

  .public-hero > p:last-child,
  .article-lead {
    font-size: 15px;
  }

  .guide-index-card {
    grid-template-columns: 1fr;
    gap: 14px;
    padding: 21px;
  }

  .hub-answer {
    grid-template-columns: 1fr;
    gap: 14px;
    margin-bottom: 38px;
    padding: 22px;
  }

  .hub-answer h2 {
    font-size: 20px;
  }

  .guide-section-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 5px;
  }

  .guide-section-heading h2,
  .article-related h2 {
    font-size: 22px;
  }

  .guide-section-heading > p {
    text-align: left;
  }

  .guide-topic-grid,
  .article-related nav {
    grid-template-columns: 1fr;
  }

  .guide-topic-card > a {
    min-height: 0;
    padding: 21px;
  }

  .article-answer {
    margin-inline: -14px;
    padding: 22px 18px;
  }

  .article-image {
    margin-inline: -14px;
    border-right: 0;
    border-left: 0;
    border-radius: 0;
  }

  .article-grid {
    grid-template-columns: 1fr;
  }

  .article-protocol {
    padding: 24px 20px;
  }

  .protocol-meta {
    grid-template-columns: 1fr;
  }

  .article-section h2,
  .article-faq h2,
  .article-sources h2 {
    font-size: 21px;
  }

  .article-section p {
    font-size: 15px;
  }

  .article-next {
    align-items: flex-start;
    flex-direction: column;
  }

  .guide-pagination {
    gap: 5px;
  }

  .policy-page header h1 {
    font-size: 31px;
  }

  .policy-page table,
  .policy-page tbody,
  .policy-page tr,
  .policy-page th,
  .policy-page td {
    display: block;
  }

  .policy-page tr + tr {
    margin-top: 10px;
  }
}