:root {
  --bg: #f5f7fb;
  --card: #ffffff;
  --line: #d9e2f0;
  --text: #14213a;
  --sub: #54627c;
  --accent: #0d63c9;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", "Hiragino Kaku Gothic ProN", "Yu Gothic UI", sans-serif;
  background: radial-gradient(1200px 600px at 80% -100px, #e8f0ff 0%, var(--bg) 55%);
  color: var(--text);
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  width: min(1120px, calc(100% - 28px));
  margin: 0 auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 5;
  backdrop-filter: blur(10px);
  background: rgba(245, 247, 251, 0.82);
  border-bottom: 1px solid var(--line);
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 58px;
}

.brand {
  font-weight: 800;
  letter-spacing: 0.01em;
  color: #0e2d59;
}

.nav {
  display: flex;
  gap: 14px;
  font-size: 14px;
}

.hero {
  margin-top: 18px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: linear-gradient(135deg, #122e59 0%, #275ca3 100%);
  color: #fff;
  padding: 18px;
}

.hero h1 {
  margin: 0;
  font-size: clamp(24px, 3.1vw, 38px);
}

.hero p {
  margin: 8px 0 0;
  color: #dce8ff;
}

.section {
  margin-top: 18px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--card);
  padding: 14px;
}

.section h2 {
  margin: 0 0 10px;
  font-size: 21px;
}

.sub {
  color: var(--sub);
  font-size: 14px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 12px;
}

.card {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  overflow: hidden;
}

.thumb {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: #eef3fc;
}

.thumb-placeholder {
  width: 100%;
  aspect-ratio: 16 / 10;
  display: grid;
  place-items: center;
  color: #6d7a93;
  background: linear-gradient(145deg, #eaf1fd, #dde8f8);
}

.card-body {
  padding: 10px;
}

.card h3 {
  margin: 0;
  font-size: 16px;
  line-height: 1.35;
}

.meta {
  margin-top: 6px;
  color: var(--sub);
  font-size: 12px;
}

.chips {
  margin-top: 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.chip {
  border: 1px solid #cfd9ea;
  border-radius: 999px;
  padding: 2px 8px;
  font-size: 12px;
  color: #37527d;
  background: #f7faff;
}

.breadcrumbs {
  margin-top: 12px;
  font-size: 13px;
  color: var(--sub);
}

.breadcrumbs a {
  color: #375a8c;
}

.spot-hero {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 14px;
}

.spot-hero .cover {
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
}

.spot-hero .panel {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px;
  background: #fff;
}

.footer {
  margin: 24px 0 30px;
  color: var(--sub);
  font-size: 12px;
}

@media (max-width: 860px) {
  .spot-hero {
    grid-template-columns: 1fr;
  }
}