/* BakeCalc Pro - Warm Bakery Theme */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;600;700;800&family=Lato:wght@300;400;600;700&display=swap');
:root {
  --primary: #7B3F00;
  --secondary: #C17F4E;
  --accent: #E8A954;
  --cream: #FDF5EB;
  --dark: #2C1810;
  --text: #3D2314;
  --light: #FAF0E6;
  --border: #E0CDB8;
  --shadow: rgba(123, 63, 0, 0.12);
  --radius: 12px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Lato', sans-serif; background: var(--cream); color: var(--text); line-height: 1.7; font-size: 16px; }
h1,h2,h3,h4,h5 { font-family: 'Playfair Display', serif; color: var(--dark); line-height: 1.3; }
a { color: var(--primary); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--accent); }
img { max-width: 100%; height: auto; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header { background: var(--dark); position: sticky; top: 0; z-index: 100; box-shadow: 0 2px 12px var(--shadow); }
.header-inner { max-width: 1200px; margin: 0 auto; padding: 0 20px; display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo { font-family: 'Playfair Display', serif; font-size: 1.5rem; font-weight: 700; color: var(--accent); display: flex; align-items: center; gap: 8px; }
.logo-icon { font-size: 1.8rem; }
.main-nav { display: flex; gap: 4px; align-items: center; }
.main-nav a { color: var(--cream); font-size: 0.9rem; font-weight: 600; padding: 8px 14px; border-radius: 6px; transition: all 0.2s; letter-spacing: 0.3px; }
.main-nav a:hover { background: rgba(232,169,84,0.15); color: var(--accent); }
.main-nav a.active { color: var(--accent); background: rgba(232,169,84,0.12); }
.mobile-toggle { display: none; background: none; border: none; color: var(--cream); font-size: 1.5rem; cursor: pointer; }

/* Hero */
.hero { background: linear-gradient(135deg, #2C1810 0%, #5C2D0A 60%, #8B4513 100%); color: var(--cream); padding: 70px 0; position: relative; overflow: hidden; }
.hero::before { content: ''; position: absolute; inset: 0; background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23E8A954' fill-opacity='0.06'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat; }
.hero-content { max-width: 1200px; margin: 0 auto; padding: 0 20px; position: relative; z-index: 1; display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.hero h1 { font-size: 2.6rem; font-weight: 800; color: var(--cream); margin-bottom: 16px; }
.hero h1 span { color: var(--accent); }
.hero p { font-size: 1.1rem; opacity: 0.9; margin-bottom: 28px; line-height: 1.7; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.btn-primary { background: var(--accent); color: var(--dark); padding: 12px 28px; border-radius: var(--radius); font-weight: 700; font-size: 0.95rem; border: none; cursor: pointer; transition: all 0.2s; display: inline-block; }
.btn-primary:hover { background: #f0b84a; color: var(--dark); transform: translateY(-1px); box-shadow: 0 4px 16px rgba(232,169,84,0.4); }
.btn-secondary { background: rgba(253,245,235,0.12); color: var(--cream); padding: 12px 28px; border-radius: var(--radius); font-weight: 600; border: 1.5px solid rgba(253,245,235,0.3); cursor: pointer; transition: all 0.2s; display: inline-block; }
.btn-secondary:hover { background: rgba(253,245,235,0.2); color: var(--cream); }
.hero-stats { display: flex; gap: 30px; margin-top: 28px; }
.stat { text-align: center; }
.stat-number { font-family: 'Playfair Display', serif; font-size: 1.8rem; font-weight: 700; color: var(--accent); }
.stat-label { font-size: 0.78rem; opacity: 0.7; text-transform: uppercase; letter-spacing: 1px; }
.hero-visual { display: flex; justify-content: center; align-items: center; }
.hero-img-frame { background: rgba(253,245,235,0.08); border-radius: 20px; padding: 24px; width: 100%; max-width: 400px; aspect-ratio: 4/3; display: flex; align-items: center; justify-content: center; border: 1px solid rgba(253,245,235,0.15); }
.hero-img-frame img { width: 100%; height: 100%; object-fit: cover; border-radius: 12px; opacity: 0.9; }

/* Section */
.section { padding: 60px 0; }
.section-title { text-align: center; margin-bottom: 40px; }
.section-title h2 { font-size: 2rem; font-weight: 700; margin-bottom: 10px; }
.section-title p { color: var(--secondary); font-size: 1.05rem; }
.section-title::after { content: ''; display: block; width: 60px; height: 3px; background: var(--accent); margin: 14px auto 0; border-radius: 2px; }

/* Tools Grid */
.tools-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 20px; }
.tool-card { background: white; border-radius: var(--radius); padding: 24px 20px; border: 1px solid var(--border); transition: all 0.25s; position: relative; overflow: hidden; }
.tool-card:hover { border-color: var(--secondary); box-shadow: 0 8px 28px var(--shadow); transform: translateY(-2px); }
.tool-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg, var(--secondary), var(--accent)); opacity: 0; transition: opacity 0.25s; }
.tool-card:hover::before { opacity: 1; }
.tool-icon { font-size: 2.2rem; margin-bottom: 12px; display: block; }
.tool-card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; color: var(--dark); }
.tool-card p { font-size: 0.85rem; color: #666; line-height: 1.5; margin-bottom: 12px; }
.tool-link { font-size: 0.82rem; font-weight: 700; color: var(--primary); display: inline-flex; align-items: center; gap: 4px; }
.tool-link:hover { color: var(--accent); gap: 8px; }

/* Tool Detail */
.tool-detail { background: white; border-radius: var(--radius); padding: 36px; border: 1px solid var(--border); margin-bottom: 24px; }
.tool-header { display: flex; gap: 20px; align-items: flex-start; margin-bottom: 24px; padding-bottom: 24px; border-bottom: 1px solid var(--border); }
.tool-icon-lg { font-size: 3rem; width: 72px; height: 72px; background: linear-gradient(135deg, var(--cream), var(--light)); border-radius: 16px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; border: 1px solid var(--border); }
.tool-category { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 1px; color: var(--secondary); font-weight: 700; }
.tool-header h1 { font-size: 1.7rem; font-weight: 700; margin: 4px 0 8px; }
.tool-header p { color: #666; font-size: 0.92rem; }

/* Forms */
.form-group { display: grid; gap: 8px; margin-bottom: 12px; }
.form-group label { font-weight: 600; font-size: 0.85rem; color: var(--text); }
.form-group input, .form-group select { padding: 10px 14px; border: 1.5px solid var(--border); border-radius: 8px; font-size: 0.95rem; font-family: 'Lato', sans-serif; transition: border-color 0.2s; background: var(--cream); color: var(--text); }
.form-group input:focus, .form-group select:focus { outline: none; border-color: var(--secondary); background: white; }
.form-group input[type=range] { padding: 0; cursor: pointer; }
.result-box { background: linear-gradient(135deg, #FDF5EB, #FAF0E6); border: 1px solid var(--border); border-radius: 10px; padding: 20px; margin-top: 16px; font-size: 0.95rem; line-height: 1.7; color: var(--text); }
.info-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 14px; margin-bottom: 12px; }
.info-card { background: white; border: 1px solid var(--border); border-radius: 10px; padding: 16px; text-align: center; }
.info-card h4 { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.8px; color: var(--secondary); font-family: 'Lato', sans-serif; font-weight: 600; margin-bottom: 6px; }
.info-card .value { font-family: 'Playfair Display', serif; font-size: 1.4rem; font-weight: 700; color: var(--primary); }
.tool-calc-area { margin-top: 24px; }

/* Article Cards */
.articles-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 24px; }
.article-card { background: white; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); transition: all 0.25s; }
.article-card:hover { box-shadow: 0 8px 28px var(--shadow); transform: translateY(-2px); }
.article-card .article-img { width: 100%; height: 200px; object-fit: cover; display: block; transition: transform 0.3s; }
.article-card:hover .article-img { transform: scale(1.03); }
.article-card .article-body { padding: 20px; }
.article-category { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 1px; color: var(--secondary); font-weight: 700; }
.article-card h3 { font-size: 1.05rem; font-weight: 700; margin: 6px 0 8px; color: var(--dark); line-height: 1.4; }
.article-card p { font-size: 0.85rem; color: #666; line-height: 1.6; margin-bottom: 12px; }
.article-meta { font-size: 0.78rem; color: #999; margin: 6px 0 12px; }

/* Article Detail */
.article-detail { max-width: 780px; margin: 0 auto; }
.article-detail h1 { font-size: 2rem; font-weight: 800; margin: 12px 0 8px; line-height: 1.25; }
.article-detail .featured-img { width: 100%; height: 400px; object-fit: cover; border-radius: var(--radius); margin: 16px 0 28px; }
.article-content { font-size: 1.05rem; line-height: 1.8; color: #333; }
.article-content h2 { font-size: 1.5rem; font-weight: 700; margin: 32px 0 14px; color: var(--dark); padding-bottom: 8px; border-bottom: 2px solid var(--border); }
.article-content h3 { font-size: 1.2rem; font-weight: 700; margin: 24px 0 10px; color: var(--dark); }
.article-content p { margin-bottom: 16px; }
.article-content ul, .article-content ol { margin: 0 0 16px 24px; }
.article-content li { margin-bottom: 8px; }
.article-content strong { color: var(--dark); font-weight: 700; }
.tip-box { background: linear-gradient(135deg, #FEF3E2, #FDE8C8); border-left: 4px solid var(--accent); border-radius: 8px; padding: 16px 20px; margin: 24px 0; font-size: 0.92rem; }
.tip-box strong { color: var(--primary); }

/* Breadcrumb */
.breadcrumb { background: var(--light); border-bottom: 1px solid var(--border); padding: 10px 0; }
.breadcrumb .container { display: flex; align-items: center; gap: 8px; font-size: 0.82rem; color: #888; }
.breadcrumb a { color: var(--secondary); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb span { color: #bbb; }

/* Page content */
.page-content { background: white; border-radius: var(--radius); padding: 36px; border: 1px solid var(--border); }
.page-content h2 { font-size: 1.5rem; margin: 28px 0 14px; }
.page-content p { margin-bottom: 14px; font-size: 0.95rem; line-height: 1.8; }
.related-links { margin-top: 28px; padding-top: 20px; border-top: 1px solid var(--border); }
.related-links h3 { font-size: 1rem; margin-bottom: 12px; color: var(--secondary); }
.related-links ul { list-style: none; display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 8px; }
.related-links li a { font-size: 0.88rem; color: var(--primary); padding: 6px 0; display: flex; align-items: center; gap: 6px; }
.related-links li a::before { content: '→'; color: var(--secondary); }

/* Footer */
.site-footer { background: var(--dark); color: rgba(253,245,235,0.7); padding: 48px 0 0; margin-top: 60px; }
.footer-grid { max-width: 1200px; margin: 0 auto; padding: 0 20px; display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; }
.footer-col h4 { color: var(--accent); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 16px; font-family: 'Lato', sans-serif; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 8px; }
.footer-col a { color: rgba(253,245,235,0.6); font-size: 0.88rem; transition: color 0.2s; }
.footer-col a:hover { color: var(--accent); }
.footer-bottom { border-top: 1px solid rgba(253,245,235,0.1); margin-top: 36px; padding: 20px; text-align: center; font-size: 0.82rem; color: rgba(253,245,235,0.4); }
.footer-bottom a { color: rgba(253,245,235,0.5); }
.footer-bottom a:hover { color: var(--accent); }

/* Contact Form */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.contact-info-card { background: var(--light); border-radius: var(--radius); padding: 28px; border: 1px solid var(--border); margin-bottom: 16px; }
.contact-info-card h3 { font-size: 1.05rem; margin-bottom: 8px; color: var(--dark); }
.contact-info-card p { font-size: 0.88rem; color: #666; }
.form-card { background: white; border-radius: var(--radius); padding: 32px; border: 1px solid var(--border); }
.form-card h2 { font-size: 1.4rem; margin-bottom: 20px; }
.form-group-full { display: grid; gap: 8px; margin-bottom: 14px; }
.form-group-full label { font-weight: 600; font-size: 0.85rem; }
.form-group-full input, .form-group-full textarea, .form-group-full select { padding: 11px 14px; border: 1.5px solid var(--border); border-radius: 8px; font-size: 0.95rem; font-family: 'Lato', sans-serif; width: 100%; resize: vertical; transition: border-color 0.2s; }
.form-group-full input:focus, .form-group-full textarea:focus { outline: none; border-color: var(--secondary); background: var(--cream); }
textarea { min-height: 120px; }
.btn-submit { background: var(--primary); color: white; padding: 13px 32px; border-radius: var(--radius); font-weight: 700; border: none; cursor: pointer; font-size: 0.95rem; transition: all 0.2s; }
.btn-submit:hover { background: #5C2D0A; transform: translateY(-1px); }

/* About page */
.about-hero { background: linear-gradient(135deg, var(--dark), #5C2D0A); color: var(--cream); padding: 60px 0; text-align: center; }
.about-hero h1 { color: var(--cream); font-size: 2.4rem; margin-bottom: 12px; }
.about-hero p { color: rgba(253,245,235,0.8); font-size: 1.1rem; }
.about-content { max-width: 780px; margin: 0 auto; }
.about-content h2 { font-size: 1.5rem; margin: 36px 0 14px; padding-bottom: 8px; border-bottom: 2px solid var(--border); }
.about-content p { font-size: 0.95rem; line-height: 1.8; margin-bottom: 14px; }
.about-content ul { margin: 0 0 14px 24px; }
.about-content li { margin-bottom: 8px; font-size: 0.95rem; }

/* Legal pages */
.legal-content { max-width: 780px; margin: 0 auto; background: white; border-radius: var(--radius); padding: 48px; border: 1px solid var(--border); }
.legal-content h1 { font-size: 1.8rem; margin-bottom: 8px; }
.legal-content h2 { font-size: 1.15rem; margin: 28px 0 10px; color: var(--dark); }
.legal-content p { font-size: 0.9rem; line-height: 1.8; margin-bottom: 12px; color: #444; }

/* 404 */
.error-page { text-align: center; padding: 80px 20px; }
.error-page h1 { font-size: 5rem; color: var(--accent); margin-bottom: 16px; }
.error-page h2 { font-size: 1.5rem; margin-bottom: 12px; }
.error-page p { color: #888; margin-bottom: 28px; }

/* Featured section */
.featured-tools { background: var(--light); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.featured-tools .tools-grid { padding-bottom: 40px; }

/* Responsive */
@media (max-width: 768px) {
  .main-nav { display: none; position: absolute; top: 68px; left: 0; right: 0; background: var(--dark); flex-direction: column; padding: 12px; gap: 2px; }
  .main-nav.active { display: flex; }
  .main-nav a { padding: 12px 16px; }
  .mobile-toggle { display: block; }
  .hero-content { grid-template-columns: 1fr; text-align: center; }
  .hero h1 { font-size: 1.9rem; }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-visual { display: none; }
  .tools-grid { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }
  .articles-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .tool-header { flex-direction: column; }
  .article-detail .featured-img { height: 220px; }
  .legal-content { padding: 24px; }
}