@import url("../index.css");

main {
  padding: 2.25rem 0 4rem;
}

.page-shell {
  width: min(var(--max), calc(100% - 3rem));
  margin: 0 auto;
  display: grid;
  gap: 1.4rem;
}

.page-shell > * {
  min-width: 0;
}

.hero-panel,
.content-panel,
.post-card,
.timeline-item,
.quote-card,
.cta-panel,
.callout {
  background: linear-gradient(180deg, var(--surface) 0%, var(--surface-soft) 100%);
  border: 0;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
}

.hero-panel {
  position: relative;
  overflow: hidden;
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(800px 420px at 0% 0%, var(--accent-soft) 0%, transparent 58%),
    linear-gradient(var(--hero-overlay), var(--hero-overlay)),
    var(--hero-bg-image);
  background-size: cover;
  background-position: center top;
  opacity: 0.78;
  z-index: 0;
}

.hero-panel-inner {
  position: relative;
  z-index: 1;
  padding: clamp(2.1rem, 4vw, 3.3rem);
  display: flex;
  flex-direction: column;
}

.intro {
  order: 4;
  margin: 0;
  max-width: 70ch;
  color: var(--text-muted);
  font-size: clamp(1rem, 1.8vw, 1.08rem);
  line-height: 1.76;
}

.hero-panel-inner .intro:first-of-type {
  margin-top: 3.1rem;
}

.hero-panel-inner .intro + .intro {
  margin-top: 1rem;
}

.hero-meta,
.hero-actions,
.tldr-list,
.detail-grid,
.timeline,
.posts-grid,
.cta-grid,
.related-links {
  margin-top: 1.5rem;
}

.hero-meta {
  order: 3;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding-top: 1rem;
  padding-bottom: 1.35rem;
  border-top: 1px solid color-mix(in srgb, var(--text-muted) 18%, transparent);
}

.meta-chip {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 0.42rem 0.78rem;
  background: var(--button-default-bg);
  color: var(--text-muted);
  font-size: 0.86rem;
  font-weight: 700;
}

.content-panel,
.cta-panel {
  padding: 1.45rem;
}

.tldr-panel {
  border-left: 4px solid var(--accent);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--accent-soft) 52%, var(--surface) 48%) 0%, var(--surface) 100%);
}

.tldr-panel .small-label {
  display: block;
  margin-bottom: 0.25rem;
}

.tldr-panel h2 {
  margin-top: 0;
}

.section-stack > * + * {
  margin-top: 1rem;
}

.lead {
  color: var(--text-muted);
  font-size: 1.02rem;
}

.tldr-list {
  padding-left: 1.3rem;
}

.tldr-list li + li {
  margin-top: 0.45rem;
}

.detail-grid,
.posts-grid,
.cta-grid.two-up {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.timeline {
  display: grid;
  gap: 1rem;
}

.timeline-item,
.post-card,
.quote-card,
.callout {
  padding: 1.2rem;
  min-width: 0;
}

.timeline-item,
.post-card {
  display: grid;
  align-content: start;
  gap: 0.55rem;
}

.timeline-item time,
.post-date {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.34rem 0.62rem;
  border-radius: 999px;
  background: var(--button-secondary-bg);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  width: max-content;
  border: 1px solid color-mix(in srgb, var(--accent) 26%, transparent);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--surface) 70%, transparent);
}

.timeline-item h3,
.post-card h3,
.callout h3,
.quote-card h3 {
  margin-top: 0;
}

.timeline-item p,
.post-card p {
  margin-top: 0.1rem;
}

.timeline-item p,
.post-card p,
.quote-card p,
.content-panel p,
.content-panel li,
.cta-panel p {
  color: var(--text-muted);
}

pre,
code,
kbd {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
}

pre {
  overflow-x: auto;
  max-width: 100%;
  padding: 1rem 1.1rem;
  border-radius: var(--radius-md);
  background: var(--code-bg);
  color: var(--code-text);
  font-size: 0.9rem;
  line-height: 1.58;
}

code {
  background: var(--code-bg);
  border-radius: 6px;
  padding: 0.1rem 0.32rem;
  color: var(--code-text);
}

pre code {
  background: transparent;
  padding: 0;
}

.quote-card {
  border-left: 3px solid var(--accent);
}

.small-label {
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.related-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem 1.2rem;
}

.site-nav a[aria-current="page"] {
  color: var(--accent);
}

.hero-meta .meta-chip:first-child {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  color: #f7fffd;
  box-shadow: 0 14px 32px rgba(22, 172, 169, 0.22);
}

@media (max-width: 760px) {
  .page-shell {
    width: min(var(--max), calc(100% - 1.4rem));
  }

  .detail-grid,
  .posts-grid,
  .cta-grid.two-up {
    grid-template-columns: 1fr;
  }

  .hero-panel-inner,
  .content-panel,
  .cta-panel,
  .timeline-item,
  .post-card,
  .quote-card,
  .callout {
    padding-left: 1.1rem;
    padding-right: 1.1rem;
  }

  pre {
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    word-break: break-word;
  }
}

:root[data-theme="dark"] .hero-meta .meta-chip:first-child {
  color: #081013;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .hero-meta .meta-chip:first-child {
    color: #081013;
  }

  :root:not([data-theme="light"]) .hero-meta {
    border-top-color: color-mix(in srgb, var(--text-muted) 24%, transparent);
  }
}

@media (max-width: 860px) {
  .detail-grid,
  .posts-grid,
  .cta-grid.two-up {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  main {
    padding-top: 1.4rem;
  }

  .page-shell {
    width: min(var(--max), calc(100% - 1.5rem));
  }

  .hero-panel-inner,
  .content-panel,
  .cta-panel {
    padding: 1.2rem;
  }
}