/* Winter Car Care Basics — calm winter guide, ice-blue accent */
:root {
  --ink: #12222e;
  --muted: #55677a;
  --accent: #0284c7;
  --accent-dark: #0369a1;
  --accent-pale: #e0f2fe;
  --bg: #ffffff;
  --wash: #f0f7fc;
  --line: #dbe7f0;
  --snow: #f8fcff;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
}
.wrap { max-width: 780px; margin: 0 auto; padding: 0 22px; }

/* Header */
.site-header {
  background: linear-gradient(180deg, var(--snow) 0%, var(--wash) 100%);
  border-bottom: 1px solid var(--line);
  padding: 30px 0 22px;
}
.brand {
  font-size: 1.7rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--ink);
  text-decoration: none;
}
.brand .flake { color: var(--accent); }
.tagline { color: var(--muted); margin: 6px 0 0; font-size: 1rem; }

/* Hero */
.hero {
  position: relative;
  margin: 30px 0 8px;
  border-radius: 14px;
  overflow: hidden;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 70%, #075985 100%);
  color: #fff;
}
.hero img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 7;
  object-fit: cover;
}
.hero-text { padding: 34px 30px 30px; }
.hero-text h1 {
  font-size: 2.1rem;
  margin: 0 0 10px;
  letter-spacing: -0.015em;
  line-height: 1.2;
}
.hero-text p { margin: 0; font-size: 1.08rem; color: #eaf6ff; max-width: 60ch; }
.hero-badge {
  display: inline-block;
  background: rgba(255,255,255,.18);
  border: 1px solid rgba(255,255,255,.35);
  color: #fff;
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 999px;
  margin-bottom: 14px;
}

main { padding: 10px 0 52px; }
.intro p { color: var(--muted); font-size: 1.05rem; }

/* Article cards */
.posts h2 { font-size: 1.35rem; margin: 38px 0 18px; letter-spacing: -0.01em; }
.card {
  display: flex;
  gap: 18px;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px;
  margin-bottom: 16px;
  background: #fff;
  transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}
.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(2,132,199,.12);
  border-color: var(--accent);
}
.card img {
  width: 150px;
  height: 110px;
  object-fit: cover;
  border-radius: 8px;
  flex-shrink: 0;
  background: var(--wash);
}
.card-body { min-width: 0; }
.card h3 { margin: 0 0 6px; font-size: 1.12rem; letter-spacing: -0.01em; }
.card h3 a { color: var(--accent-dark); text-decoration: none; }
.card h3 a:hover { color: var(--accent); text-decoration: underline; }
.card p { margin: 0; color: var(--muted); font-size: .97rem; }
.card .read-more {
  display: inline-block;
  margin-top: 8px;
  font-size: .88rem;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
}
.card .read-more:hover { text-decoration: underline; }

/* Article pages */
.post h1 { font-size: 1.9rem; margin: 0 0 6px; letter-spacing: -0.015em; line-height: 1.25; }
.post .meta { color: var(--muted); font-size: .92rem; margin-bottom: 22px; }
.post-hero-img {
  width: 100%;
  height: auto;
  border-radius: 12px;
  margin: 6px 0 24px;
  aspect-ratio: 16 / 8;
  object-fit: cover;
  background: var(--wash);
}
.post h2 { font-size: 1.3rem; margin-top: 34px; letter-spacing: -0.01em; }
.post h2::before {
  content: "";
  display: block;
  width: 34px;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
  margin-bottom: 10px;
}
.post ul, .post ol { padding-left: 24px; }
.post li { margin-bottom: 8px; }
.back { display: inline-block; margin-bottom: 18px; color: var(--accent); text-decoration: none; font-weight: 600; }
.back:hover { text-decoration: underline; }

/* Safety callout */
.safety {
  background: var(--accent-pale);
  border-left: 4px solid var(--accent);
  border-radius: 0 10px 10px 0;
  padding: 16px 20px;
  margin: 26px 0;
  font-size: .97rem;
}
.safety strong { color: var(--accent-dark); }
.safety p { margin: 6px 0 0; }

/* Checklist style */
.checklist { list-style: none; padding-left: 0; }
.checklist li {
  position: relative;
  padding-left: 32px;
  margin-bottom: 12px;
}
.checklist li::before {
  content: "\2713";
  position: absolute;
  left: 0;
  top: 1px;
  width: 22px;
  height: 22px;
  line-height: 22px;
  text-align: center;
  border-radius: 50%;
  background: var(--accent-pale);
  color: var(--accent-dark);
  font-weight: 700;
  font-size: .85rem;
}

/* Ad slot placeholder */
.ad-slot {
  border: 1px dashed var(--line);
  color: var(--muted);
  text-align: center;
  padding: 12px;
  margin: 24px 0;
  font-size: .85rem;
  display: none;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  background: var(--wash);
  padding: 22px 0 36px;
  color: var(--muted);
  font-size: .9rem;
}
.site-footer .disclaimer { font-weight: 600; color: var(--ink); }
.site-footer .ai-disclosure { font-size: .85em; opacity: .85; }
.site-footer a { color: var(--accent-dark); }
.footer-nav { margin-top: 8px; }

@media (max-width: 600px) {
  .hero-text h1 { font-size: 1.65rem; }
  .hero-text { padding: 26px 20px 22px; }
  .card { flex-direction: column; }
  .card img { width: 100%; height: 160px; }
  .post h1 { font-size: 1.55rem; }
}