:root {
  --ink: #1b2430;
  --muted: #667085;
  --line: #d8e0e7;
  --bg: #f7fafb;
  --panel: #ffffff;
  --brand: #166b6f;
  --brand-strong: #0d4f54;
  --mint: #dff4ee;
  --amber: #f3b44e;
  --rose: #e97870;
  --shadow: 0 16px 40px rgba(27, 36, 48, 0.09);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, "Noto Sans KR", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
}

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

img {
  max-width: 100%;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.nav {
  max-width: 1120px;
  margin: 0 auto;
  min-height: 66px;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  font-weight: 800;
  color: var(--brand-strong);
  font-size: 20px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--muted);
  font-size: 14px;
  white-space: nowrap;
}

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

.hero {
  background:
    linear-gradient(135deg, rgba(22, 107, 111, 0.92), rgba(13, 79, 84, 0.8)),
    url("https://images.unsplash.com/photo-1576091160550-2173dba999ef?auto=format&fit=crop&w=1800&q=80") center/cover;
  color: #fff;
}

.hero-inner {
  max-width: 1120px;
  margin: 0 auto;
  min-height: 540px;
  padding: 82px 20px 48px;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.72fr);
  align-items: center;
  gap: 48px;
}

.hero h1 {
  margin: 0;
  max-width: 760px;
  font-size: 54px;
  line-height: 1.12;
  letter-spacing: 0;
}

.hero p {
  max-width: 720px;
  margin: 22px 0 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: 18px;
}

.search-panel {
  background: #fff;
  color: var(--ink);
  border-radius: 8px;
  padding: 22px;
  box-shadow: var(--shadow);
}

.search-panel h2 {
  margin: 0 0 14px;
  font-size: 22px;
}

.input-row {
  display: grid;
  gap: 10px;
}

input,
select,
textarea {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  font: inherit;
  background: #fff;
  color: var(--ink);
}

textarea {
  min-height: 132px;
  resize: vertical;
}

.button,
button {
  min-height: 44px;
  border: 0;
  border-radius: 8px;
  padding: 10px 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 700;
  cursor: pointer;
  color: #fff;
  background: var(--brand);
}

.button.secondary,
button.secondary {
  color: var(--brand-strong);
  background: var(--mint);
}

.section {
  max-width: 1120px;
  margin: 0 auto;
  padding: 58px 20px;
}

.section.tight {
  padding-top: 34px;
}

.section-title {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 20px;
  margin-bottom: 22px;
}

.section-title h2,
.article h1,
.page-title h1 {
  margin: 0;
  line-height: 1.2;
  font-size: 34px;
}

.section-title p,
.page-title p {
  margin: 8px 0 0;
  color: var(--muted);
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card,
.clinic-card,
.article-card,
.admin-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px;
  box-shadow: 0 8px 22px rgba(27, 36, 48, 0.04);
}

.clinic-card h3,
.article-card h3,
.card h3 {
  margin: 0 0 8px;
  font-size: 20px;
  line-height: 1.35;
}

.meta,
.small {
  color: var(--muted);
  font-size: 14px;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 14px 0;
}

.tag {
  border-radius: 999px;
  padding: 5px 10px;
  font-size: 13px;
  color: var(--brand-strong);
  background: var(--mint);
}

.breadcrumb {
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.page-title {
  max-width: 1120px;
  margin: 0 auto;
  padding: 44px 20px 22px;
}

.article {
  max-width: 820px;
  margin: 0 auto;
  padding: 44px 20px 72px;
}

.article h2 {
  margin-top: 36px;
  font-size: 25px;
}

.notice {
  border-left: 4px solid var(--amber);
  background: #fff8ea;
  padding: 16px 18px;
  margin: 24px 0;
}

.faq details {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px 16px;
  margin-bottom: 10px;
}

.faq summary {
  cursor: pointer;
  font-weight: 700;
}

.footer {
  border-top: 1px solid var(--line);
  background: #fff;
}

.footer-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 30px 20px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 20px;
  color: var(--muted);
  font-size: 14px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.admin-layout {
  max-width: 1180px;
  margin: 0 auto;
  padding: 34px 20px 70px;
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 20px;
}

.admin-menu {
  display: grid;
  gap: 10px;
  align-content: start;
}

.admin-menu button {
  justify-content: flex-start;
  background: #fff;
  color: var(--ink);
  border: 1px solid var(--line);
}

.admin-menu button.active {
  background: var(--brand);
  color: #fff;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.full {
  grid-column: 1 / -1;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
}

th,
td {
  text-align: left;
  padding: 12px;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
}

th {
  color: var(--muted);
  background: #f2f6f7;
}

@media (max-width: 860px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 20px;
  }

  .nav-links {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .hero-inner,
  .admin-layout {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: 38px;
  }

  .grid,
  .grid.two,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    grid-template-columns: 1fr;
  }
}