/* Budget3DPrint - Clean, fast, readable */
:root {
  --accent: #e85d04;
  --dark: #1a1a2e;
  --text: #2d2d2d;
  --muted: #666;
  --bg: #fff;
  --bg-alt: #f8f8f8;
  --border: #e0e0e0;
  --max-w: 780px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 17px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
}

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

/* NAV */
header {
  background: var(--dark);
  padding: 0 20px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}
nav {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
}
.logo {
  color: #fff;
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}
.logo span { color: var(--accent); }
nav ul { list-style: none; display: flex; gap: 24px; }
nav ul a { color: #ccc; font-size: 0.95rem; }
nav ul a:hover { color: #fff; text-decoration: none; }

/* HERO */
.hero {
  background: var(--dark);
  color: #fff;
  padding: 60px 20px;
  text-align: center;
}
.hero h1 { font-size: 2.2rem; font-weight: 800; margin-bottom: 16px; line-height: 1.2; }
.hero h1 span { color: var(--accent); }
.hero p { font-size: 1.1rem; color: #aaa; max-width: 560px; margin: 0 auto 28px; }
.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  padding: 12px 28px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 1rem;
}
.btn:hover { background: #c44d00; text-decoration: none; }

/* MAIN LAYOUT */
main { max-width: 1100px; margin: 0 auto; padding: 40px 20px; }

/* ARTICLE GRID */
.articles { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 24px; margin-top: 32px; }
.card {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px;
  transition: box-shadow 0.2s;
}
.card:hover { box-shadow: 0 4px 16px rgba(0,0,0,0.1); }
.card .tag {
  display: inline-block;
  background: #fff3ed;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 20px;
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.card h2 { font-size: 1.1rem; margin-bottom: 8px; line-height: 1.3; }
.card p { color: var(--muted); font-size: 0.9rem; line-height: 1.5; }
.card a.read-more { display: inline-block; margin-top: 12px; font-size: 0.9rem; font-weight: 600; }

/* SECTION HEADING */
.section-title { font-size: 1.5rem; font-weight: 700; margin-bottom: 8px; }
.section-sub { color: var(--muted); margin-bottom: 4px; }

/* BACK LINK */
.back-link { display: inline-block; color: var(--muted); font-size: 0.9rem; margin-bottom: 20px; }
.back-link:hover { color: var(--accent); text-decoration: none; }

/* ARTICLE PAGE */
.article-wrap { max-width: var(--max-w); margin: 40px auto; padding: 0 20px; }
.article-wrap h1 { font-size: 2rem; font-weight: 800; line-height: 1.25; margin-bottom: 16px; }
.article-meta { color: var(--muted); font-size: 0.9rem; margin-bottom: 32px; padding-bottom: 20px; border-bottom: 1px solid var(--border); }
.article-wrap h2 { font-size: 1.4rem; font-weight: 700; margin: 36px 0 12px; }
.article-wrap h3 { font-size: 1.15rem; font-weight: 600; margin: 24px 0 8px; }
.article-wrap p { margin-bottom: 16px; }
.article-wrap ul, .article-wrap ol { margin: 12px 0 16px 24px; }
.article-wrap li { margin-bottom: 6px; }
.article-wrap table { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: 0.93rem; }
.article-wrap th { background: var(--dark); color: #fff; padding: 10px 12px; text-align: left; }
.article-wrap td { padding: 9px 12px; border-bottom: 1px solid var(--border); }
.article-wrap tr:nth-child(even) td { background: var(--bg-alt); }
.affiliate-box {
  background: #fff8f5;
  border: 2px solid var(--accent);
  border-radius: 8px;
  padding: 18px 20px;
  margin: 28px 0;
  font-size: 0.95rem;
}
.affiliate-box strong { color: var(--accent); }

/* SIDEBAR (future use) */
.layout-2col { display: grid; grid-template-columns: 1fr 300px; gap: 40px; align-items: start; }
.sidebar { position: sticky; top: 76px; }
.sidebar-box { background: var(--bg-alt); border: 1px solid var(--border); border-radius: 10px; padding: 20px; margin-bottom: 20px; }
.sidebar-box h3 { font-size: 1rem; margin-bottom: 12px; }

/* CATEGORY SECTIONS */
.cat-section { margin-bottom: 48px; }

/* RESOURCES BOX */
.resources-box { margin-top: 56px; padding-top: 40px; border-top: 2px solid var(--border); }
.resources-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; margin-top: 24px; }
.resource-card {
  display: block;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px 20px;
  transition: box-shadow 0.2s, border-color 0.2s;
}
.resource-card:hover { box-shadow: 0 4px 12px rgba(0,0,0,0.08); border-color: var(--accent); text-decoration: none; }
.resource-card strong { display: block; color: var(--text); font-size: 1rem; margin-bottom: 6px; }
.resource-card span { color: var(--muted); font-size: 0.88rem; line-height: 1.4; }

/* FOOTER */
footer {
  background: var(--dark);
  color: #888;
  text-align: center;
  padding: 32px 20px;
  font-size: 0.88rem;
  margin-top: 60px;
}
footer a { color: #aaa; }
footer p + p { margin-top: 6px; }

/* RESPONSIVE */
@media (max-width: 700px) {
  .hero h1 { font-size: 1.6rem; }
  .layout-2col { grid-template-columns: 1fr; }
  .sidebar { position: static; }
}