/* =========================================
   TRAIL BUILT — Overlanding Affiliate Site
   ========================================= */

:root {
  --bg:        #111210;
  --surface:   #1c1d1a;
  --card:      #242521;
  --border:    #333430;
  --accent:    #d4751a;
  --accent-dk: #b05e10;
  --green:     #4a7c59;
  --text:      #e8e4dc;
  --muted:     #8a8778;
  --radius:    8px;
  --max-w:     1160px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.65;
}

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

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

/* ---- LAYOUT ---- */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 20px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

/* ---- HEADER ---- */
header {
  background: var(--surface);
  border-bottom: 2px solid var(--accent);
  position: sticky; top: 0; z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 24px;
}

.logo {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--text);
  white-space: nowrap;
}

.logo span { color: var(--accent); }

nav { display: flex; gap: 4px; }

nav a {
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 6px 12px;
  border-radius: var(--radius);
  transition: color 0.2s, background 0.2s;
}

nav a:hover, nav a.active {
  color: var(--text);
  background: var(--card);
}

.header-cta {
  background: var(--accent);
  color: #fff !important;
  padding: 7px 16px !important;
}
.header-cta:hover { background: var(--accent-dk) !important; color: #fff !important; }

/* Mobile menu toggle */
.menu-toggle { display: none; background: none; border: none; color: var(--text); cursor: pointer; padding: 8px; }

/* ---- HERO ---- */
.hero {
  background: linear-gradient(135deg, #1a1208 0%, #0d1a0f 40%, #111210 100%);
  border-bottom: 1px solid var(--border);
  padding: 80px 0 60px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 70% 50%, rgba(212,117,26,0.12) 0%, transparent 60%);
}

.hero-inner { position: relative; z-index: 1; max-width: 680px; }

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(212,117,26,0.15);
  border: 1px solid rgba(212,117,26,0.3);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -1px;
}

.hero h1 em { font-style: normal; color: var(--accent); }

.hero p {
  font-size: 1.1rem;
  color: var(--muted);
  margin-bottom: 32px;
  max-width: 520px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 0.95rem;
  transition: all 0.2s;
  cursor: pointer;
  border: none;
}

.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dk); color: #fff; transform: translateY(-1px); }
.btn-outline { background: transparent; color: var(--text); border: 1px solid var(--border); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }

.hero-btns { display: flex; gap: 12px; flex-wrap: wrap; }

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}

.stat-val { font-size: 1.6rem; font-weight: 800; color: var(--accent); }
.stat-lbl { font-size: 0.8rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.5px; }

/* ---- SECTION HEADERS ---- */
section { padding: 56px 0; }

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 32px;
}

.section-header h2 {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.section-tag {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--accent);
  margin-bottom: 6px;
}

.see-all { font-size: 0.85rem; color: var(--muted); font-weight: 600; }
.see-all:hover { color: var(--accent); }

/* ---- ARTICLE CARDS ---- */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.2s, transform 0.2s;
  display: flex;
  flex-direction: column;
}

.card:hover { border-color: var(--accent); transform: translateY(-2px); }

.card-img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  background: linear-gradient(135deg, var(--surface), var(--border));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  min-height: 160px;
}

.card-body { padding: 20px; flex: 1; display: flex; flex-direction: column; }

.card-meta {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.badge {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 2px 8px;
  border-radius: 4px;
  background: rgba(212,117,26,0.15);
  color: var(--accent);
}

.badge-green { background: rgba(74,124,89,0.2); color: #6aab7a; }

.card-date { font-size: 0.78rem; color: var(--muted); }

.card h3 { font-size: 1.05rem; font-weight: 700; line-height: 1.3; margin-bottom: 8px; }
.card h3 a { color: var(--text); }
.card h3 a:hover { color: var(--accent); }

.card p { font-size: 0.88rem; color: var(--muted); flex: 1; }

.card-footer {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.read-link { font-size: 0.82rem; font-weight: 700; color: var(--accent); }
.read-time { font-size: 0.78rem; color: var(--muted); }

/* Featured article (large) */
.card-featured { flex-direction: row; }
.card-featured .card-img { min-width: 280px; width: 280px; aspect-ratio: auto; min-height: auto; }
.card-featured .card-body { padding: 28px; }
.card-featured h3 { font-size: 1.3rem; }

/* ---- PRODUCT PICKS ---- */
.picks-section { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

.product-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color 0.2s;
}

.product-card:hover { border-color: var(--accent); }

.product-icon {
  font-size: 2rem;
  width: 52px; height: 52px;
  background: rgba(212,117,26,0.1);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
}

.product-card h4 { font-size: 0.95rem; font-weight: 700; line-height: 1.3; }
.product-card p { font-size: 0.8rem; color: var(--muted); }

.product-rating {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.8rem;
  color: #f59e0b;
}

.product-rating span { color: var(--muted); margin-left: 4px; }

.product-price {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--accent);
}

.btn-amazon {
  background: #ff9900;
  color: #111;
  font-size: 0.82rem;
  font-weight: 700;
  padding: 8px 14px;
  border-radius: 6px;
  text-align: center;
  display: block;
  transition: background 0.2s;
}
.btn-amazon:hover { background: #e88800; color: #111; }

/* ---- CATEGORIES ---- */
.category-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }

.category-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 20px;
  text-align: center;
  transition: all 0.2s;
  display: block;
  color: var(--text);
}

.category-card:hover {
  border-color: var(--accent);
  background: rgba(212,117,26,0.05);
  color: var(--text);
  transform: translateY(-2px);
}

.cat-icon { font-size: 2.4rem; margin-bottom: 10px; }
.category-card h3 { font-size: 0.95rem; font-weight: 700; margin-bottom: 4px; }
.category-card p { font-size: 0.78rem; color: var(--muted); }

/* ---- FOOTER ---- */
footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 48px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand p { font-size: 0.85rem; color: var(--muted); margin-top: 12px; max-width: 280px; }

.footer-col h4 {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--muted);
  margin-bottom: 14px;
}

.footer-col a {
  display: block;
  font-size: 0.88rem;
  color: var(--muted);
  margin-bottom: 8px;
  transition: color 0.2s;
}

.footer-col a:hover { color: var(--text); }

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p { font-size: 0.8rem; color: var(--muted); }

.affiliate-notice {
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 20px;
  padding: 12px 16px;
  background: var(--card);
  border-radius: var(--radius);
  border-left: 3px solid var(--border);
}

/* ---- ARTICLE PAGE ---- */
.article-header {
  padding: 56px 0 0;
  border-bottom: 1px solid var(--border);
}

.article-hero {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 48px;
  align-items: start;
}

.article-meta-top { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 20px; }

.article-header h1 {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.5px;
  margin-bottom: 20px;
}

.article-intro { font-size: 1.1rem; color: var(--muted); line-height: 1.7; margin-bottom: 28px; }

.article-byline {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 0 28px;
  border-top: 1px solid var(--border);
}

.avatar {
  width: 40px; height: 40px;
  background: var(--accent);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.byline-info { font-size: 0.85rem; }
.byline-info strong { display: block; color: var(--text); }
.byline-info span { color: var(--muted); }

.article-img-hero {
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(135deg, #1a2010, #0d1208);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 5rem;
}

/* Article body */
.article-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 48px;
  padding: 48px 0;
}

.article-body h2 {
  font-size: 1.4rem;
  font-weight: 800;
  margin: 40px 0 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.article-body h2:first-child { margin-top: 0; border-top: none; padding-top: 0; }

.article-body h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 28px 0 12px;
  color: var(--accent);
}

.article-body p { margin-bottom: 18px; line-height: 1.75; }

.article-body ul, .article-body ol {
  margin: 0 0 20px 20px;
}

.article-body li { margin-bottom: 8px; line-height: 1.65; }

.article-body strong { color: var(--text); font-weight: 700; }

/* Product recommendation box */
.product-box {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin: 28px 0;
}

.product-box-header {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 16px;
}

.product-box-icon {
  font-size: 2.5rem;
  width: 64px; height: 64px;
  background: rgba(212,117,26,0.1);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

.product-box-info h4 { font-size: 1.05rem; font-weight: 700; margin-bottom: 4px; }
.product-box-info .price { font-size: 1.2rem; font-weight: 800; color: var(--accent); }

.product-box-pros h5 {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--green);
  margin-bottom: 8px;
}

.product-box-pros ul { margin: 0; list-style: none; }
.product-box-pros li::before { content: '✓ '; color: var(--green); font-weight: 700; }
.product-box-pros li { font-size: 0.88rem; margin-bottom: 5px; padding-left: 0; }

.product-box .btn-amazon { margin-top: 16px; }

/* TOC */
.toc {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin-bottom: 32px;
}

.toc h4 {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--muted);
  margin-bottom: 14px;
}

.toc ol { margin-left: 16px; }
.toc li { font-size: 0.88rem; margin-bottom: 6px; }
.toc a { color: var(--muted); }
.toc a:hover { color: var(--accent); }

/* Sidebar */
.article-sidebar {}

.sidebar-widget {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 24px;
}

.sidebar-widget h4 {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--muted);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

.sidebar-product { display: flex; gap: 12px; margin-bottom: 14px; padding-bottom: 14px; border-bottom: 1px solid var(--border); }
.sidebar-product:last-child { margin-bottom: 0; padding-bottom: 0; border-bottom: none; }
.sidebar-product .icon { font-size: 1.5rem; flex-shrink: 0; }
.sidebar-product h5 { font-size: 0.85rem; font-weight: 600; margin-bottom: 2px; }
.sidebar-product h5 a { color: var(--text); }
.sidebar-product h5 a:hover { color: var(--accent); }
.sidebar-product span { font-size: 0.78rem; color: var(--accent); font-weight: 700; }

/* ---- UTILITY ---- */
.text-center { text-align: center; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mb-0 { margin-bottom: 0; }

/* ---- RESPONSIVE ---- */
@media (max-width: 900px) {
  .grid-3, .category-grid { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .article-hero, .article-layout { grid-template-columns: 1fr; }
  .article-img-hero { order: -1; }
  .card-featured { flex-direction: column; }
  .card-featured .card-img { width: 100%; min-height: 200px; }
}

@media (max-width: 640px) {
  nav { display: none; }
  nav.open { display: flex; flex-direction: column; position: absolute; top: 64px; left: 0; right: 0; background: var(--surface); border-bottom: 1px solid var(--border); padding: 12px; z-index: 99; }
  .menu-toggle { display: block; }
  .grid-2, .grid-3, .grid-4, .category-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-stats { gap: 24px; flex-wrap: wrap; }
  .header-inner { position: relative; }
}