:root {
  --brand: #e8613c;
  --brand-dark: #c74e2f;
  --ink: #1d3557;
  --text: #2b2d33;
  --muted: #5c6270;
  --bg: #ffffff;
  --bg-soft: #fdf6f1;
  --line: #eadfd6;
  --radius: 12px;
  --shadow: 0 8px 24px rgba(29, 53, 87, 0.08);
  --max: 1080px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
}

img { max-width: 100%; height: auto; display: block; }

.container {
  width: min(var(--max), calc(100% - 2.5rem));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--ink);
  color: #fff;
  padding: 0.5rem 1rem;
  z-index: 100;
}
.skip-link:focus { left: 0.5rem; top: 0.5rem; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
  z-index: 50;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0;
}
.brand img { height: 40px; width: auto; }

.site-nav ul {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.site-nav a {
  text-decoration: none;
  color: var(--ink);
  font-weight: 600;
  font-size: 0.95rem;
}
.site-nav a:hover { color: var(--brand); }
.site-nav a[aria-current="page"] { color: var(--brand); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: 0;
  padding: 0.4rem;
  cursor: pointer;
}
.nav-toggle span {
  width: 22px;
  height: 2.5px;
  background: var(--ink);
  border-radius: 2px;
}

/* Buttons */
.btn {
  display: inline-block;
  background: var(--brand);
  color: #fff;
  font-weight: 700;
  text-decoration: none;
  border: 0;
  border-radius: 999px;
  padding: 0.7rem 1.4rem;
  cursor: pointer;
  transition: background 0.2s ease;
}
.btn:hover { background: var(--brand-dark); }
.btn-small { padding: 0.45rem 1rem; font-size: 0.9rem; }
.btn-outline {
  background: transparent;
  color: var(--ink);
  box-shadow: inset 0 0 0 2px var(--ink);
}
.btn-outline:hover { color: var(--brand); box-shadow: inset 0 0 0 2px var(--brand); }

/* Hero */
.hero { background: var(--bg-soft); }
.hero-inner {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  align-items: center;
  gap: 2rem;
  padding-block: 3.5rem;
}
.hero-slim { padding-block: 2.75rem; }
.hero-slim h1 { margin-bottom: 0.25rem; }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-weight: 700;
  font-size: 0.8rem;
  color: var(--brand);
  margin: 0 0 0.5rem;
}

.hero h1 {
  font-size: clamp(1.9rem, 4vw, 3rem);
  line-height: 1.15;
  color: var(--ink);
  margin: 0 0 1rem;
}
.lead {
  font-size: 1.125rem;
  color: var(--muted);
  max-width: 55ch;
}
.hero-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; margin-top: 1.25rem; }

/* Features */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-block: 3rem;
}
.feature-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.5rem;
}
.feature-card h2 { font-size: 1.15rem; color: var(--ink); margin: 0 0 0.5rem; }
.feature-card p { margin: 0; color: var(--muted); font-size: 0.97rem; }

/* Post cards */
.posts { margin-block: 3rem 4rem; }
.posts > h2 {
  color: var(--ink);
  font-size: 1.7rem;
  margin-bottom: 1.25rem;
}
.post-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}
.post-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 0.18s ease;
}
.post-card:hover { transform: translateY(-4px); }
.post-card-link { text-decoration: none; color: inherit; display: block; height: 100%; }
.post-card-link img { aspect-ratio: 16 / 9; object-fit: cover; }
.post-card-body { padding: 1.25rem; }
.post-meta {
  color: var(--muted);
  font-size: 0.85rem;
  margin: 0 0 0.5rem;
}
.post-card h3 { color: var(--ink); margin: 0 0 0.5rem; font-size: 1.2rem; line-height: 1.35; }
.post-card-body > p:not(.post-meta) { color: var(--muted); font-size: 0.95rem; }
.read-more { color: var(--brand); font-weight: 700; font-size: 0.95rem; }

/* Article pages */
.article { padding-block: 2.5rem 4rem; }
.article-header h1 {
  color: var(--ink);
  font-size: clamp(1.7rem, 3.5vw, 2.5rem);
  line-height: 1.2;
  margin: 0.5rem 0 1.25rem;
}
.article-header img { border-radius: var(--radius); margin-bottom: 2rem; }

.article-body { max-width: 72ch; }
.article-body h2 {
  color: var(--ink);
  margin-top: 2.25rem;
  scroll-margin-top: 90px;
}
.article-body a { color: var(--brand-dark); }
.article-body ul li, .article-body ol li { margin-block: 0.4rem; }

.toc {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem 1.5rem;
  margin-block: 1.5rem;
}
.toc h2 { margin: 0 0 0.5rem; font-size: 1.05rem; }
.toc ol { margin: 0; padding-left: 1.25rem; }

table {
  width: 100%;
  border-collapse: collapse;
  margin-block: 1.25rem;
  font-size: 0.95rem;
}
caption {
  caption-side: bottom;
  color: var(--muted);
  font-size: 0.85rem;
  padding-top: 0.5rem;
  text-align: left;
}
th, td { border: 1px solid var(--line); padding: 0.55rem 0.85rem; text-align: left; }
th { background: var(--bg-soft); color: var(--ink); }

.callout {
  background: var(--bg-soft);
  border-left: 4px solid var(--brand);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1rem 1.25rem;
  margin-block: 1.5rem;
}
.callout p { margin: 0; }

.article-footer {
  margin-top: 2.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}

/* Contact */
.contact-layout {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 2.5rem;
  max-width: none;
}
label { display: block; font-weight: 600; color: var(--ink); margin: 1rem 0 0.35rem; }
input, select, textarea {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  font: inherit;
  background: #fff;
}
input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--brand);
  outline-offset: 1px;
  border-color: var(--brand);
}
form .btn { margin-top: 1.25rem; }
.form-status { font-weight: 600; margin-top: 0.75rem; }

/* Error page */
.error-page { padding-block: 4rem; }
.error-page ul { padding-left: 1.25rem; }

/* Footer */
.site-footer {
  background: var(--ink);
  color: #dbe4ee;
  margin-top: 2rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 2rem;
  padding-block: 2.5rem;
}
.site-footer h2, .site-footer h3 { color: #fff; font-size: 1.05rem; margin: 0 0 0.75rem; }
.site-footer p { margin: 0; font-size: 0.93rem; color: #b9c6d6; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.5rem; }
.site-footer a { color: #dbe4ee; text-decoration: none; font-size: 0.93rem; }
.site-footer a:hover { color: #fff; text-decoration: underline; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-block: 1.1rem;
  font-size: 0.85rem;
}

/* Responsive */
@media (max-width: 800px) {
  .hero-inner { grid-template-columns: 1fr; padding-block: 2.5rem; }
  .hero-img { order: -1; max-width: 420px; margin-inline: auto; }
  .features { grid-template-columns: 1fr; }
  .contact-layout { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }

  .nav-toggle { display: flex; }
  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--line);
    display: none;
    box-shadow: var(--shadow);
  }
  .site-nav.open { display: block; }
  .site-nav ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 0.75rem 1.5rem 1.25rem;
  }
  .site-nav li { width: 100%; padding-block: 0.5rem; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
}