:root {
  --bg: #eaf3f8;
  --paper: rgba(247, 252, 255, 0.88);
  --ink: #16212b;
  --muted: #5b7080;
  --line: rgba(22, 33, 43, 0.12);
  --accent: #1f6f8b;
  --accent-dark: #184d63;
  --shadow: 0 18px 50px rgba(20, 42, 60, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  margin: 0;
  min-height: 100%;
  background:
    radial-gradient(circle at top left, rgba(31, 111, 139, 0.16), transparent 34%),
    radial-gradient(circle at bottom right, rgba(86, 145, 168, 0.14), transparent 28%),
    linear-gradient(180deg, #eef7fb 0%, #e4eff6 100%);
}

body {
  margin: 0;
  min-height: 100%;
  color: var(--ink);
  font: 18px/1.6 Georgia, "Times New Roman", serif;
}

a {
  color: var(--accent-dark);
}

a:hover {
  color: var(--accent);
}

.site-shell {
  width: min(1100px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 1rem 0 4rem;
}

.site-header,
.site-footer,
.hero,
.panel,
.post-card,
.content-page,
.page-header {
  backdrop-filter: blur(10px);
  background: var(--paper);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border-radius: 20px;
  position: sticky;
  top: 1rem;
  z-index: 10;
}

.site-title {
  color: var(--ink);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.site-nav a {
  text-decoration: none;
}

.hero,
.content-page,
.page-header {
  margin-top: 1.5rem;
  padding: 2rem;
  border-radius: 28px;
}

.hero h1,
.page-header h1,
.content-page h1 {
  margin: 0.2rem 0 1rem;
  font-size: clamp(1.9rem, 4.4vw, 3.1rem);
  line-height: 0.95;
}

.hero-copy,
.lede {
  max-width: 44rem;
}

.home-intro {
  margin-top: 1.75rem;
}

.home-intro-copy {
  max-width: 44rem;
}

.home-intro-copy p:first-child {
  margin-top: 0;
}

.home-intro-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1rem;
}

.eyebrow,
.meta {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1.5rem;
}

.button {
  display: inline-block;
  padding: 0.8rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.56);
  color: var(--ink);
  text-decoration: none;
}

.button-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #f4fbff;
}

.panel-grid,
.post-list {
  display: grid;
  gap: 1rem;
  margin-top: 1.5rem;
}

.panel-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.post-list {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.panel,
.post-card {
  padding: 1.35rem;
  border-radius: 22px;
}

.panel h2,
.post-card h2,
.post-card h3 {
  margin-top: 0;
}

.section-block {
  margin-top: 1.5rem;
}

.compact-list {
  margin-top: 1.5rem;
  backdrop-filter: blur(10px);
  background: var(--paper);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  border-radius: 22px;
  overflow: hidden;
}

.compact-item {
  display: grid;
  grid-template-columns: 9rem minmax(0, 1fr);
  gap: 0.4rem 1.25rem;
  align-items: start;
  padding: 0.9rem 1.1rem;
  border-top: 1px solid var(--line);
}

.compact-item:first-child {
  border-top: 0;
}

.compact-item .meta {
  padding-top: 0.2rem;
  font-size: 0.8rem;
}

.compact-item h2 {
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.2;
}

.compact-item p:last-child {
  grid-column: 2;
  margin: 0.15rem 0 0;
  color: var(--muted);
  font-size: 0.96rem;
  line-height: 1.45;
}

.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0;
  margin: 1rem 0 0;
  list-style: none;
}

.tag-list li {
  padding: 0.35rem 0.6rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.92rem;
}

.content-body {
  margin-top: 1.5rem;
}

.content-body code {
  padding: 0.15rem 0.35rem;
  background: rgba(31, 27, 22, 0.06);
  border-radius: 0.3rem;
}

.content-body pre {
  overflow-x: auto;
  padding: 1rem;
  background: rgba(19, 36, 51, 0.92);
  border-radius: 16px;
  color: #eef8ff;
}

.content-body img {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 1.25rem 0;
  border: 1px solid var(--line);
  border-radius: 16px;
}

.site-footer {
  margin-top: 1.5rem;
  padding: 1rem 1.25rem;
  border-radius: 20px;
  color: var(--muted);
}

@media (max-width: 720px) {
  .site-header,
  .section-heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .compact-item {
    grid-template-columns: 1fr;
    gap: 0.3rem;
  }

  .compact-item p:last-child {
    grid-column: auto;
  }

  .hero,
  .content-page,
  .page-header {
    padding: 1.4rem;
    border-radius: 22px;
  }
}