/* WildCraft Survival - Wilderness Bushcraft Theme */
@import url('https://fonts.googleapis.com/css2?family=Bitter:wght@400;600;700;800&family=Source+Sans+Pro:wght@400;500;600&display=swap');

:root {
  --primary: #2c1a0d;
  --primary-light: #4a2e1a;
  --accent: #d4a017;
  --accent-hover: #b8890f;
  --bg: #1a1208;
  --bg-card: #231508;
  --text: #e8dcc8;
  --text-light: #a89880;
  --border: #3d2814;
  --shadow: 0 4px 20px rgba(0,0,0,0.4);
  --radius: 10px;
}

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

body {
  font-family: 'Source Sans Pro', sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
}

h1,h2,h3,h4 { font-family: 'Bitter', serif; color: var(--accent); line-height: 1.3; }
a { text-decoration: none; color: var(--accent); transition: 0.3s; }
a:hover { color: #fff; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header { background: var(--primary); position: sticky; top: 0; z-index: 100; box-shadow: 0 2px 10px rgba(0,0,0,0.3); }
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 0 20px; max-width: 1200px; margin: 0 auto; height: 60px; }
.logo { display: flex; align-items: center; gap: 8px; font-family: 'Bitter', serif; font-weight: 800; font-size: 1.2rem; color: var(--accent); }
.logo-icon { font-size: 1.4rem; }
.main-nav { display: flex; gap: 0; }
.main-nav a { color: var(--text); padding: 19px 16px; font-weight: 600; font-size: 0.9rem; display: block; border-bottom: 3px solid transparent; }
.main-nav a:hover, .main-nav a.active { color: var(--accent); border-bottom-color: var(--accent); background: rgba(212,160,23,0.1); }
.mobile-toggle { display: none; background: none; border: none; color: var(--accent); font-size: 1.5rem; cursor: pointer; }

/* Hero */
.hero { background: linear-gradient(135deg, var(--primary) 0%, var(--bg) 100%); border-bottom: 3px solid var(--accent); padding: 50px 0; position: relative; overflow: hidden; }
.hero::before { content: ''; position: absolute; inset: 0; background: url('https://images.unsplash.com/photo-1473089873-65e86fd19a1e?w=1600&q=80') center/cover; opacity: 0.08; }
.hero h1 { font-size: 2.2rem; color: var(--accent); margin-bottom: 14px; }
.hero p { color: var(--text-light); font-size: 1.05rem; margin-bottom: 24px; max-width: 600px; }
.hero-stats { display: flex; gap: 30px; margin-top: 30px; }
.hero-stats .stat { text-align: center; }
.hero-stats .stat-num { font-size: 2rem; font-weight: 800; color: var(--accent); font-family: 'Bitter', serif; }
.hero-stats .stat-label { font-size: 0.78rem; color: var(--text-light); text-transform: uppercase; letter-spacing: 1px; }

/* Section */
.section { padding: 50px 0; }
.section-title { text-align: center; margin-bottom: 40px; }
.section-title h2 { font-size: 2rem; margin-bottom: 10px; }
.section-title p { color: var(--text-light); }

/* Cards Grid */
.tools-grid, .articles-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 20px; }
.tool-card { background: var(--bg-card); border-radius: var(--radius); padding: 22px; border: 1px solid var(--border); transition: 0.3s; }
.tool-card:hover { transform: translateY(-3px); border-color: var(--accent); box-shadow: var(--shadow); }
.tool-icon { font-size: 2.2rem; margin-bottom: 10px; }
.tool-card h3 { font-size: 1rem; margin-bottom: 8px; color: var(--accent); }
.tool-card p { font-size: 0.85rem; color: var(--text-light); margin-bottom: 12px; }
.tool-link { display: inline-flex; align-items: center; gap: 5px; color: var(--accent); font-weight: 600; font-size: 0.85rem; }
.tool-link:hover { gap: 9px; color: #fff; }

.article-card { background: var(--bg-card); border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); transition: 0.3s; }
.article-card:hover { transform: translateY(-3px); border-color: var(--accent); }
.article-img { width: 100%; height: 180px; object-fit: cover; background: linear-gradient(135deg, var(--primary), var(--primary-light)); }
.article-body { padding: 18px; }
.article-category { background: var(--accent); color: var(--primary); padding: 2px 9px; border-radius: 20px; font-size: 0.7rem; font-weight: 700; text-transform: uppercase; display: inline-block; margin-bottom: 8px; }
.article-card h3 { font-size: 0.98rem; margin-bottom: 7px; color: var(--accent); }
.article-meta { font-size: 0.78rem; color: var(--text-light); margin-bottom: 8px; }
.article-card p { font-size: 0.85rem; color: var(--text-light); }

/* Breadcrumb */
.breadcrumb { padding: 12px 0; font-size: 0.82rem; color: var(--text-light); background: var(--primary); border-bottom: 1px solid var(--border); }
.breadcrumb a { color: var(--accent); }
.breadcrumb span { margin: 0 8px; }

/* Tool Detail */
.tool-detail { background: var(--bg-card); border-radius: var(--radius); padding: 28px; border: 1px solid var(--border); margin-top: 30px; }
.tool-header { display: flex; gap: 16px; align-items: flex-start; margin-bottom: 22px; padding-bottom: 18px; border-bottom: 2px solid var(--border); }
.tool-header .tool-icon { font-size: 2.8rem; }
.tool-category { background: var(--accent); color: var(--primary); padding: 2px 9px; border-radius: 20px; font-size: 0.7rem; font-weight: 700; text-transform: uppercase; display: inline-block; margin-bottom: 5px; }
.tool-header h1 { font-size: 1.5rem; margin-bottom: 6px; }

.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-weight: 600; margin-bottom: 5px; color: var(--accent); font-size: 0.9rem; }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 9px 12px; border: 2px solid var(--border); border-radius: 8px; font-size: 0.95rem; background: var(--bg); color: var(--text); font-family: 'Source Sans Pro', sans-serif; }
.form-group input:focus, .form-group select:focus { outline: none; border-color: var(--accent); }

.btn-primary { background: var(--accent); color: var(--primary); border: none; padding: 11px 24px; border-radius: 8px; font-size: 0.95rem; font-weight: 700; cursor: pointer; transition: 0.3s; font-family: 'Bitter', serif; }
.btn-primary:hover { background: var(--accent-hover); transform: translateY(-1px); }
.btn-secondary { background: var(--primary-light); color: var(--accent); border: 1px solid var(--accent); padding: 10px 22px; border-radius: 8px; font-size: 0.9rem; font-weight: 600; cursor: pointer; }

.result-box { background: var(--bg); border-left: 4px solid var(--accent); padding: 14px 18px; border-radius: 8px; margin-top: 14px; font-weight: 600; color: var(--text); }

/* Info Grid */
.info-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin: 20px 0; }
.info-card { background: var(--bg); border-radius: var(--radius); padding: 18px; border-left: 3px solid var(--accent); }
.info-card h4 { font-size: 0.9rem; color: var(--accent); margin-bottom: 8px; }

/* Page Content */
.page-content { background: var(--bg-card); border-radius: var(--radius); padding: 36px; border: 1px solid var(--border); margin-top: 30px; }
.page-content h1 { font-size: 2rem; margin-bottom: 10px; }
.page-content h2 { font-size: 1.35rem; margin: 26px 0 10px; color: var(--accent); }
.page-content p { margin-bottom: 14px; color: var(--text); }
.page-content ul, .page-content ol { margin: 14px 0 18px 24px; }
.page-content li { margin-bottom: 7px; color: var(--text); }

.article-detail { background: var(--bg-card); border-radius: var(--radius); padding: 36px; border: 1px solid var(--border); }
.article-detail h1 { font-size: 2rem; margin-bottom: 12px; }
.article-detail .featured-img { width: 100%; height: 360px; object-fit: cover; border-radius: var(--radius); margin-bottom: 28px; background: linear-gradient(135deg, var(--primary), var(--primary-light)); }
.article-content { font-size: 1.02rem; line-height: 1.85; }
.article-content h2 { font-size: 1.35rem; margin: 26px 0 10px; color: var(--accent); }
.article-content p { margin-bottom: 14px; }
.article-content ul, .article-content ol { margin: 14px 0 18px 24px; }
.article-content li { margin-bottom: 7px; }
.article-content strong { color: var(--accent); }
.tip-box { background: var(--bg); border: 2px solid var(--accent); border-radius: var(--radius); padding: 16px 20px; margin: 22px 0; }
.tip-box strong { display: block; margin-bottom: 5px; color: var(--accent); font-family: 'Bitter', serif; }

/* Footer */
.site-footer { background: var(--primary); padding: 40px 0 0; border-top: 3px solid var(--accent); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 36px; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.footer-col h4 { color: var(--accent); margin-bottom: 14px; font-size: 1rem; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 9px; }
.footer-col ul li a { font-size: 0.88rem; color: var(--text-light); }
.footer-col ul li a:hover { color: var(--accent); }
.footer-bottom { border-top: 1px solid var(--border); padding: 18px; text-align: center; font-size: 0.82rem; color: var(--text-light); max-width: 1200px; margin: 30px auto 0; }

/* Responsive */
@media (max-width: 768px) {
  .hero-grid { flex-direction: column; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .main-nav { display: none; flex-direction: column; position: absolute; top: 60px; left: 0; right: 0; background: var(--primary); }
  .main-nav.active { display: flex; }
  .main-nav a { padding: 14px 20px; border-bottom: 1px solid var(--border); }
  .mobile-toggle { display: block; }
  .article-detail { padding: 20px; }
  .article-detail .featured-img { height: 220px; }
  .tool-detail { padding: 20px; }
}
@media (max-width: 480px) { .footer-grid { grid-template-columns: 1fr; } }

/* Tool page layout */
.tool-container { background: var(--bg-card); border-radius: var(--radius); padding: 28px; border: 1px solid var(--border); margin-top: 20px; display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.tool-input-section h3, .tool-result-section h3 { font-size: 1.1rem; color: var(--accent); margin-bottom: 16px; padding-bottom: 10px; border-bottom: 1px solid var(--border); }
.tool-input-section { }
.tool-result-section { }
.result-value { font-size: 2.2rem; font-weight: 800; color: var(--accent); font-family: 'Bitter', serif; display: block; }
.result-unit { font-size: 0.85rem; color: var(--text-light); display: block; margin-bottom: 4px; }
.result-label { font-size: 0.85rem; color: var(--text); display: block; margin-top: 4px; }
.result-note { background: var(--bg); border: 1px solid var(--border); padding: 12px 16px; border-radius: 8px; margin-top: 14px; font-size: 0.88rem; color: var(--text-light); }
.related-tools { margin-top: 30px; padding: 20px; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); }
.related-tools h4 { margin-bottom: 12px; }
.related-tools ul { list-style: none; margin: 0; }
.related-tools li { margin-bottom: 8px; }
.related-tools a { color: var(--accent); font-size: 0.9rem; }

/* Button compatibility */
.btn { background: var(--accent); color: var(--primary); border: none; padding: 11px 24px; border-radius: 8px; font-size: 0.95rem; font-weight: 700; cursor: pointer; font-family: 'Bitter', serif; display: inline-block; }
.btn:hover { background: var(--accent-hover); transform: translateY(-1px); }
.btn-outline { background: transparent; color: var(--accent); border: 2px solid var(--accent); }
.btn-outline:hover { background: rgba(212,160,23,0.1); }

/* Page header (used in tool/article pages) */
.page-header { padding: 36px 0; background: var(--primary); border-bottom: 1px solid var(--border); }
.page-header h1 { font-size: 1.8rem; margin-bottom: 6px; }
.page-header p { color: var(--text-light); font-size: 0.95rem; }

/* Legacy header nav (for pages using <header><nav><ul><li>) */
header { background: var(--primary); position: sticky; top: 0; z-index: 100; box-shadow: 0 2px 10px rgba(0,0,0,0.3); }
header .header-inner { display: flex; align-items: center; justify-content: space-between; padding: 0 20px; max-width: 1200px; margin: 0 auto; height: 60px; }
header nav ul, .main-nav ul { display: flex; list-style: none; margin: 0; padding: 0; }
header nav ul li a, .main-nav ul li a { color: var(--text); padding: 19px 16px; font-weight: 600; font-size: 0.9rem; display: block; border-bottom: 3px solid transparent; }
header nav ul li a:hover, header nav ul li a.active, .main-nav ul li a:hover, .main-nav ul li a.active { color: var(--accent); border-bottom-color: var(--accent); background: rgba(212,160,23,0.1); }

/* Article card content (legacy) */
.article-card-content { padding: 18px; }
.card-link { display: inline-block; margin-top: 8px; color: var(--accent); font-weight: 600; font-size: 0.85rem; }

/* Grid layout */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 20px; }

/* Footer compatibility */
footer { background: var(--primary); padding: 40px 0 0; border-top: 3px solid var(--accent); }
footer .container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.card { background: var(--bg-card); border-radius: var(--radius); padding: 22px; border: 1px solid var(--border); }
.card-icon { font-size: 2.2rem; margin-bottom: 10px; }
.card h3 { font-size: 1rem; margin-bottom: 8px; color: var(--accent); }
.card p { font-size: 0.85rem; color: var(--text-light); margin-bottom: 12px; }
.text-center { text-align: center; }
.mt-2 { margin-top: 1rem; }
main { display: block; }
@media (max-width: 768px) {
  .tool-container { grid-template-columns: 1fr; }
  .grid { grid-template-columns: 1fr; }
}