/* ============================================
   InnovisKaar AI - Backyard Micro-Farming
   Light Theme Only | Mobile-First Responsive
   ============================================ */

:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f8fafc;
  --color-bg-card: #ffffff;
  --color-bg-footer: #f1f5f9;
  --color-text: #0f172a;
  --color-text-secondary: #475569;
  --color-text-muted: #64748b;
  --color-border: #e2e8f0;
  --color-border-light: #f1f5f9;
  --color-primary: #16a34a;
  --color-primary-dark: #15803d;
  --color-primary-light: #dcfce7;
  --color-accent: #059669;
  --color-accent-light: #d1fae5;
  --color-amber: #f59e0b;
  --color-amber-light: #fef3c7;
  --color-red: #dc2626;
  --color-red-light: #fee2e2;
  --color-blue: #2563eb;
  --color-blue-light: #dbeafe;
  --color-purple: #7c3aed;
  --color-purple-light: #ede9fe;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-serif: 'Crimson Pro', Georgia, 'Times New Roman', serif;
  --max-width: 1280px;
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: var(--color-primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--color-primary-dark); text-decoration: underline; }

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

.container { width: 100%; max-width: var(--max-width); margin: 0 auto; padding: 0 1rem; }

/* ============================================
   HEADER & NAVIGATION
   ============================================ */
.header {
  position: sticky; top: 0; z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border-light);
}

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

.logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.25rem; color: var(--color-text); }
.logo:hover { text-decoration: none; color: var(--color-text); }
.logo-icon { width: 36px; height: 36px; background: var(--color-primary); border-radius: var(--radius); display: flex; align-items: center; justify-content: center; color: white; font-size: 1.1rem; }

.nav-desktop { display: none; align-items: center; gap: 6px; }
.nav-link { padding: 8px 14px; border-radius: var(--radius-sm); font-size: 0.875rem; font-weight: 500; color: var(--color-text-secondary); white-space: nowrap; }
.nav-link:hover { background: var(--color-bg-alt); color: var(--color-text); text-decoration: none; }
.nav-link.active { background: var(--color-primary-light); color: var(--color-primary-dark); }

.header-actions { display: flex; align-items: center; gap: 8px; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 10px 20px; border-radius: var(--radius); font-size: 0.875rem; font-weight: 600; border: none; cursor: pointer; transition: var(--transition); white-space: nowrap; }
.btn-primary { background: var(--color-primary); color: white; }
.btn-primary:hover { background: var(--color-primary-dark); text-decoration: none; color: white; }
.btn-outline { background: transparent; color: var(--color-text); border: 1.5px solid var(--color-border); }
.btn-outline:hover { background: var(--color-bg-alt); border-color: var(--color-text-secondary); text-decoration: none; }
.btn-sm { padding: 6px 14px; font-size: 0.8rem; }
.btn-lg { padding: 14px 28px; font-size: 1rem; }

.menu-toggle { display: flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: var(--radius); border: 1.5px solid var(--color-border); background: transparent; cursor: pointer; }
.menu-toggle svg { width: 20px; height: 20px; color: var(--color-text); }

.mobile-nav { display: none; position: absolute; top: 100%; left: 0; right: 0; background: white; border-bottom: 1px solid var(--color-border); padding: 1rem; box-shadow: var(--shadow-lg); }
.mobile-nav.open { display: block; }
.mobile-nav a { display: block; padding: 12px 16px; border-radius: var(--radius-sm); font-weight: 500; color: var(--color-text); }
.mobile-nav a:hover { background: var(--color-bg-alt); text-decoration: none; }
.mobile-nav a.active { background: var(--color-primary-light); color: var(--color-primary-dark); }

/* ============================================
   HERO SECTION
   ============================================ */
.hero { padding: 3rem 0 4rem; background: linear-gradient(180deg, var(--color-bg-alt) 0%, var(--color-bg) 100%); }
.hero-inner { display: flex; flex-direction: column; gap: 2rem; }
.hero-content { text-align: center; }
.hero-badge { display: inline-flex; align-items: center; gap: 6px; padding: 6px 14px; background: var(--color-primary-light); color: var(--color-primary-dark); border-radius: 100px; font-size: 0.8rem; font-weight: 600; margin-bottom: 1.25rem; }
.hero-badge svg { width: 14px; height: 14px; }
.hero-title { font-family: var(--font-serif); font-size: 2.25rem; font-weight: 700; line-height: 1.15; color: var(--color-text); margin-bottom: 1rem; }
.hero-title span { color: var(--color-primary); }
.hero-desc { font-size: 1.05rem; color: var(--color-text-secondary); max-width: 560px; margin: 0 auto 1.5rem; line-height: 1.7; }
.hero-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.75rem; }
.hero-image { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); }
.hero-image img { width: 100%; height: 280px; object-fit: cover; }

/* ============================================
   SECTIONS
   ============================================ */
.section { padding: 3rem 0; }
.section-alt { background: var(--color-bg-alt); }
.section-header { text-align: center; margin-bottom: 2rem; }
.section-label { display: inline-block; padding: 4px 12px; background: var(--color-primary-light); color: var(--color-primary-dark); border-radius: 100px; font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 0.75rem; }
.section-title { font-family: var(--font-serif); font-size: 1.75rem; font-weight: 700; margin-bottom: 0.5rem; }
.section-subtitle { color: var(--color-text-secondary); font-size: 1rem; max-width: 600px; margin: 0 auto; }

/* ============================================
   CARDS
   ============================================ */
.card-grid { display: grid; gap: 1.25rem; }
.card-grid-2 { grid-template-columns: 1fr; }
.card-grid-3 { grid-template-columns: 1fr; }
.card-grid-4 { grid-template-columns: 1fr; }

.card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  display: flex; flex-direction: column;
}
.card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); border-color: var(--color-border); }
.card-image { position: relative; overflow: hidden; }
.card-image img { width: 100%; height: 200px; object-fit: cover; transition: transform 0.4s ease; }
.card:hover .card-image img { transform: scale(1.05); }
.card-badge {
  position: absolute; top: 12px; left: 12px;
  padding: 4px 10px; border-radius: 100px; font-size: 0.7rem; font-weight: 700; text-transform: uppercase;
}
.card-badge-now { background: var(--color-primary); color: white; }
.card-badge-prep { background: var(--color-amber); color: #78350f; }
.card-badge-popular { background: var(--color-red); color: white; }
.card-badge-guide { background: var(--color-blue); color: white; }
.card-content { padding: 1.25rem; flex: 1; display: flex; flex-direction: column; }
.card-meta { display: flex; align-items: center; gap: 8px; font-size: 0.75rem; color: var(--color-text-muted); margin-bottom: 0.5rem; }
.card-meta span { display: flex; align-items: center; gap: 3px; }
.card-meta svg { width: 12px; height: 12px; }
.card-title { font-size: 1.05rem; font-weight: 700; color: var(--color-text); margin-bottom: 0.5rem; line-height: 1.35; }
.card-title a { color: inherit; }
.card-title a:hover { color: var(--color-primary); }
.card-excerpt { font-size: 0.875rem; color: var(--color-text-secondary); line-height: 1.6; flex: 1; }
.card-footer { display: flex; align-items: center; justify-content: space-between; margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--color-border-light); }
.card-author { display: flex; align-items: center; gap: 8px; }
.card-author img { width: 28px; height: 28px; border-radius: 50%; object-fit: cover; }
.card-author span { font-size: 0.8rem; font-weight: 600; color: var(--color-text); }
.card-readtime { font-size: 0.75rem; color: var(--color-text-muted); }

/* Featured card */
.card-featured { display: flex; flex-direction: column; }
.card-featured .card-image img { height: 240px; }

/* Category card */
.card-category { position: relative; border-radius: var(--radius-lg); overflow: hidden; min-height: 200px; }
.card-category img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; }
.card-category-overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(0,0,0,0.75) 0%, rgba(0,0,0,0.2) 60%, transparent 100%); z-index: 1; }
.card-category-content { position: relative; z-index: 2; padding: 1.5rem; display: flex; flex-direction: column; justify-content: flex-end; min-height: 200px; }
.card-category-title { color: white; font-size: 1.15rem; font-weight: 700; margin-bottom: 0.25rem; }
.card-category-count { color: rgba(255,255,255,0.85); font-size: 0.8rem; }

/* Tip card */
.card-tip { background: var(--color-bg-card); border: 1px solid var(--color-border-light); border-radius: var(--radius); padding: 1.25rem; min-width: 280px; flex-shrink: 0; }
.card-tip-icon { width: 40px; height: 40px; border-radius: var(--radius); display: flex; align-items: center; justify-content: center; margin-bottom: 0.75rem; font-size: 1.2rem; }
.card-tip-title { font-size: 0.95rem; font-weight: 700; margin-bottom: 0.4rem; }
.card-tip-text { font-size: 0.85rem; color: var(--color-text-secondary); line-height: 1.6; }

/* Tool card */
.card-tool { background: var(--color-bg-card); border: 1px solid var(--color-border-light); border-radius: var(--radius-lg); padding: 1.5rem; text-align: center; }
.card-tool-icon { width: 56px; height: 56px; border-radius: var(--radius); display: flex; align-items: center; justify-content: center; margin: 0 auto 1rem; font-size: 1.5rem; }
.card-tool-title { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.5rem; }
.card-tool-desc { font-size: 0.875rem; color: var(--color-text-secondary); margin-bottom: 1rem; }

/* Resource card */
.card-resource { display: flex; align-items: flex-start; gap: 1rem; background: var(--color-bg-card); border: 1px solid var(--color-border-light); border-radius: var(--radius); padding: 1.25rem; }
.card-resource-icon { width: 44px; height: 44px; border-radius: var(--radius); display: flex; align-items: center; justify-content: center; font-size: 1.25rem; flex-shrink: 0; }
.card-resource-title { font-size: 0.95rem; font-weight: 700; margin-bottom: 0.25rem; }
.card-resource-desc { font-size: 0.8rem; color: var(--color-text-secondary); }

/* Author card */
.card-author-full { background: var(--color-bg-card); border: 1px solid var(--color-border-light); border-radius: var(--radius-lg); padding: 1.5rem; text-align: center; }
.card-author-full img { width: 80px; height: 80px; border-radius: 50%; object-fit: cover; margin: 0 auto 1rem; border: 3px solid var(--color-primary-light); }
.card-author-full h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.25rem; }
.card-author-full .role { font-size: 0.8rem; color: var(--color-primary); font-weight: 600; margin-bottom: 0.75rem; }
.card-author-full .bio { font-size: 0.85rem; color: var(--color-text-secondary); line-height: 1.6; margin-bottom: 1rem; }
.card-author-full .stats { display: flex; justify-content: center; gap: 1.5rem; font-size: 0.75rem; color: var(--color-text-muted); }

/* ============================================
   FAQ & PAA ACCORDION
   ============================================ */
.faq-item { border-bottom: 1px solid var(--color-border-light); }
.faq-question {
  display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem;
  padding: 1.25rem 0; cursor: pointer; font-weight: 600; font-size: 1rem; color: var(--color-text);
  background: none; border: none; width: 100%; text-align: left; transition: var(--transition);
}
.faq-question:hover { color: var(--color-primary); }
.faq-question svg { width: 20px; height: 20px; color: var(--color-text-muted); flex-shrink: 0; transition: transform 0.3s ease; }
.faq-item.open .faq-question svg { transform: rotate(180deg); color: var(--color-primary); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.4s ease; }
.faq-item.open .faq-answer { max-height: 800px; padding-bottom: 1.25rem; }
.faq-answer p { font-size: 0.925rem; color: var(--color-text-secondary); line-height: 1.75; }
.faq-answer p + p { margin-top: 0.75rem; }
.faq-answer a { font-weight: 600; }

/* PAA specific styling */
.paa-section { background: var(--color-bg-alt); border-radius: var(--radius-lg); padding: 1.5rem; margin-top: 2rem; }
.paa-title { font-size: 1.15rem; font-weight: 700; margin-bottom: 1rem; display: flex; align-items: center; gap: 8px; }
.paa-title svg { width: 20px; height: 20px; color: var(--color-primary); }
.paa-item { border-bottom: 1px solid var(--color-border); }
.paa-item:last-child { border-bottom: none; }
.paa-question { display: flex; align-items: center; gap: 10px; padding: 1rem 0; cursor: pointer; font-weight: 600; font-size: 0.95rem; background: none; border: none; width: 100%; text-align: left; color: var(--color-text); }
.paa-question:hover { color: var(--color-primary); }
.paa-question::before { content: ''; width: 20px; height: 20px; background: var(--color-primary-light); border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 0.7rem; color: var(--color-primary-dark); }
.paa-question[aria-expanded="true"]::before { content: '−'; display: flex; align-items: center; justify-content: center; }
.paa-question[aria-expanded="false"]::before { content: '+'; display: flex; align-items: center; justify-content: center; }
.paa-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.4s ease; }
.paa-answer.open { max-height: 600px; padding-bottom: 1rem; }
.paa-answer p { font-size: 0.9rem; color: var(--color-text-secondary); line-height: 1.7; }
.paa-link { display: inline-flex; align-items: center; gap: 4px; margin-top: 0.75rem; font-size: 0.85rem; font-weight: 600; }
.paa-link svg { width: 14px; height: 14px; }

/* ============================================
   STATS / TRUST SIGNALS
   ============================================ */
.stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.stat-item { text-align: center; padding: 1.5rem 1rem; background: var(--color-bg-card); border: 1px solid var(--color-border-light); border-radius: var(--radius-lg); }
.stat-number { font-size: 1.75rem; font-weight: 800; color: var(--color-primary); font-family: var(--font-serif); }
.stat-label { font-size: 0.8rem; color: var(--color-text-muted); margin-top: 0.25rem; }

/* ============================================
   NEWSLETTER
   ============================================ */
.newsletter { background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%); border-radius: var(--radius-xl); padding: 2.5rem 1.5rem; text-align: center; color: white; }
.newsletter-title { font-family: var(--font-serif); font-size: 1.5rem; font-weight: 700; margin-bottom: 0.5rem; }
.newsletter-desc { font-size: 0.95rem; opacity: 0.9; margin-bottom: 1.25rem; max-width: 480px; margin-left: auto; margin-right: auto; }
.newsletter-form { display: flex; flex-direction: column; gap: 0.75rem; max-width: 480px; margin: 0 auto; }
.newsletter-input { padding: 12px 16px; border-radius: var(--radius); border: none; font-size: 0.95rem; outline: none; }
.newsletter-input::placeholder { color: var(--color-text-muted); }
.newsletter-btn { background: var(--color-text); color: white; padding: 12px 24px; border-radius: var(--radius); font-weight: 600; border: none; cursor: pointer; transition: var(--transition); }
.newsletter-btn:hover { background: #1e293b; }
.newsletter-note { font-size: 0.75rem; opacity: 0.75; margin-top: 0.75rem; }

/* ============================================
   FOOTER
   ============================================ */
.footer { background: var(--color-bg-footer); border-top: 1px solid var(--color-border); padding: 3rem 0 1.5rem; }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 2rem; margin-bottom: 2rem; }
.footer-brand .logo { margin-bottom: 0.75rem; }
.footer-brand p { font-size: 0.875rem; color: var(--color-text-secondary); line-height: 1.6; margin-bottom: 1rem; }
.footer-title { font-size: 0.9rem; font-weight: 700; margin-bottom: 1rem; color: var(--color-text); }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 0.5rem; }
.footer-links a { font-size: 0.85rem; color: var(--color-text-secondary); }
.footer-links a:hover { color: var(--color-primary); }
.footer-bottom { border-top: 1px solid var(--color-border); padding-top: 1.5rem; display: flex; flex-direction: column; gap: 0.75rem; align-items: center; text-align: center; }
.footer-legal { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.75rem 1.25rem; }
.footer-legal a { font-size: 0.75rem; color: var(--color-text-muted); }
.footer-copy { font-size: 0.75rem; color: var(--color-text-muted); }

/* ============================================
   BLOG POST PAGE
   ============================================ */
.blog-post-header { padding: 2rem 0 1.5rem; }
.blog-post-breadcrumb { font-size: 0.8rem; color: var(--color-text-muted); margin-bottom: 1rem; }
.blog-post-breadcrumb a { color: var(--color-text-muted); }
.blog-post-breadcrumb a:hover { color: var(--color-primary); }
.blog-post-category { display: inline-block; padding: 4px 12px; background: var(--color-primary-light); color: var(--color-primary-dark); border-radius: 100px; font-size: 0.75rem; font-weight: 700; text-transform: uppercase; margin-bottom: 0.75rem; }
.blog-post-title { font-family: var(--font-serif); font-size: 1.75rem; font-weight: 700; line-height: 1.2; margin-bottom: 1rem; }
.blog-post-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem; font-size: 0.85rem; color: var(--color-text-muted); margin-bottom: 1.5rem; }
.blog-post-meta img { width: 32px; height: 32px; border-radius: 50%; object-fit: cover; }
.blog-post-meta strong { color: var(--color-text); }
.blog-post-image { border-radius: var(--radius-lg); overflow: hidden; margin-bottom: 1.5rem; }
.blog-post-image img { width: 100%; height: 300px; object-fit: cover; }
.blog-post-content { font-size: 1rem; line-height: 1.8; color: var(--color-text-secondary); }
.blog-post-content h2 { font-family: var(--font-serif); font-size: 1.4rem; font-weight: 700; color: var(--color-text); margin: 2rem 0 1rem; }
.blog-post-content h3 { font-size: 1.15rem; font-weight: 700; color: var(--color-text); margin: 1.5rem 0 0.75rem; }
.blog-post-content h4 { font-size: 1rem; font-weight: 700; color: var(--color-text); margin: 1.25rem 0 0.5rem; }
.blog-post-content p { margin-bottom: 1rem; }
.blog-post-content ul, .blog-post-content ol { margin: 0 0 1rem 1.5rem; }
.blog-post-content li { margin-bottom: 0.4rem; }
.blog-post-content strong { color: var(--color-text); }
.blog-post-content blockquote { border-left: 4px solid var(--color-primary); padding-left: 1rem; margin: 1.5rem 0; color: var(--color-text); font-style: italic; background: var(--color-bg-alt); padding: 1rem 1rem 1rem 1.5rem; border-radius: 0 var(--radius) var(--radius) 0; }
.blog-post-content .tip-box { background: var(--color-blue-light); border: 1px solid #bfdbfe; border-radius: var(--radius); padding: 1rem 1.25rem; margin: 1.5rem 0; }
.blog-post-content .tip-box-title { font-weight: 700; color: var(--color-blue); font-size: 0.9rem; margin-bottom: 0.5rem; display: flex; align-items: center; gap: 6px; }
.blog-post-content .warning-box { background: var(--color-amber-light); border: 1px solid #fde68a; border-radius: var(--radius); padding: 1rem 1.25rem; margin: 1.5rem 0; }
.blog-post-content .warning-box-title { font-weight: 700; color: #92400e; font-size: 0.9rem; margin-bottom: 0.5rem; display: flex; align-items: center; gap: 6px; }

.author-box { display: flex; gap: 1rem; align-items: flex-start; background: var(--color-bg-alt); border-radius: var(--radius-lg); padding: 1.5rem; margin: 2rem 0; }
.author-box img { width: 64px; height: 64px; border-radius: 50%; object-fit: cover; flex-shrink: 0; }
.author-box h4 { font-size: 1rem; font-weight: 700; margin-bottom: 0.25rem; }
.author-box .role { font-size: 0.8rem; color: var(--color-primary); font-weight: 600; margin-bottom: 0.5rem; }
.author-box p { font-size: 0.85rem; color: var(--color-text-secondary); line-height: 1.6; }

.related-posts { margin-top: 2rem; padding-top: 2rem; border-top: 1px solid var(--color-border); }
.related-posts h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 1rem; }

/* ============================================
   HOMEPAGE LONG-FORM CONTENT
   ============================================ */
.homepage-content { max-width: 800px; margin: 0 auto; padding: 2rem 1rem; }
.homepage-content h2 { font-family: var(--font-serif); font-size: 1.5rem; font-weight: 700; color: var(--color-text); margin: 2.5rem 0 1rem; }
.homepage-content h3 { font-size: 1.15rem; font-weight: 700; color: var(--color-text); margin: 1.75rem 0 0.75rem; }
.homepage-content p { font-size: 1rem; color: var(--color-text-secondary); line-height: 1.8; margin-bottom: 1rem; }
.homepage-content ul, .homepage-content ol { margin: 0 0 1rem 1.5rem; color: var(--color-text-secondary); }
.homepage-content li { margin-bottom: 0.5rem; line-height: 1.7; }
.homepage-content strong { color: var(--color-text); }
.homepage-content blockquote { border-left: 4px solid var(--color-primary); padding-left: 1.25rem; margin: 1.5rem 0; font-style: italic; color: var(--color-text); background: var(--color-bg-alt); padding: 1rem 1rem 1rem 1.5rem; border-radius: 0 var(--radius) var(--radius) 0; }

.stat-highlight { display: inline-block; background: var(--color-primary-light); color: var(--color-primary-dark); padding: 2px 8px; border-radius: 4px; font-weight: 700; }

.progress-bar { background: var(--color-border-light); border-radius: 100px; height: 8px; overflow: hidden; margin: 0.5rem 0; }
.progress-bar-fill { height: 100%; border-radius: 100px; background: var(--color-primary); }

.comparison-table { width: 100%; border-collapse: collapse; margin: 1.5rem 0; font-size: 0.9rem; }
.comparison-table th { background: var(--color-bg-alt); padding: 10px 12px; text-align: left; font-weight: 700; color: var(--color-text); border-bottom: 2px solid var(--color-border); }
.comparison-table td { padding: 10px 12px; border-bottom: 1px solid var(--color-border-light); color: var(--color-text-secondary); }
.comparison-table tr:hover td { background: var(--color-bg-alt); }

/* ============================================
   TOOLS PAGE CALCULATORS
   ============================================ */
.calculator { background: var(--color-bg-card); border: 1px solid var(--color-border-light); border-radius: var(--radius-lg); padding: 1.5rem; margin-bottom: 1.5rem; }
.calculator-title { font-size: 1.15rem; font-weight: 700; margin-bottom: 1rem; display: flex; align-items: center; gap: 8px; }
.calculator-row { display: flex; flex-direction: column; gap: 0.5rem; margin-bottom: 1rem; }
.calculator-row label { font-size: 0.85rem; font-weight: 600; color: var(--color-text); }
.calculator-row input, .calculator-row select { padding: 10px 12px; border: 1.5px solid var(--color-border); border-radius: var(--radius-sm); font-size: 0.95rem; outline: none; transition: var(--transition); }
.calculator-row input:focus, .calculator-row select:focus { border-color: var(--color-primary); }
.calculator-result { background: var(--color-primary-light); border-radius: var(--radius); padding: 1rem; margin-top: 1rem; }
.calculator-result-label { font-size: 0.8rem; color: var(--color-primary-dark); font-weight: 600; text-transform: uppercase; }
.calculator-result-value { font-size: 1.5rem; font-weight: 800; color: var(--color-primary-dark); font-family: var(--font-serif); }

/* ============================================
   CONTACT FORM
   ============================================ */
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; font-size: 0.85rem; font-weight: 600; color: var(--color-text); margin-bottom: 0.4rem; }
.form-group input, .form-group textarea, .form-group select { width: 100%; padding: 10px 12px; border: 1.5px solid var(--color-border); border-radius: var(--radius-sm); font-size: 0.95rem; font-family: var(--font-sans); outline: none; transition: var(--transition); }
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { border-color: var(--color-primary); }
.form-group textarea { min-height: 120px; resize: vertical; }

/* ============================================
   SCROLL TIPS
   ============================================ */
.tips-scroll { display: flex; gap: 1rem; overflow-x: auto; padding-bottom: 0.5rem; scroll-snap-type: x mandatory; -webkit-overflow-scrolling: touch; }
.tips-scroll::-webkit-scrollbar { height: 4px; }
.tips-scroll::-webkit-scrollbar-thumb { background: var(--color-border); border-radius: 100px; }
.tips-scroll .card-tip { scroll-snap-align: start; }

/* ============================================
   AD PLACEHOLDERS
   ============================================ */
.ad-placeholder { background: var(--color-bg-alt); border: 1px dashed var(--color-border); border-radius: var(--radius); padding: 2rem 1rem; text-align: center; margin: 1.5rem 0; }
.ad-label { font-size: 0.7rem; color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 0.5rem; }
.ad-text { font-size: 0.8rem; color: var(--color-text-muted); }

/* ============================================
   RESPONSIVE BREAKPOINTS
   ============================================ */
@media (min-width: 640px) {
  .hero-title { font-size: 2.75rem; }
  .hero-image img { height: 320px; }
  .section-title { font-size: 2rem; }
  .card-grid-2 { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(4, 1fr); }
  .newsletter-form { flex-direction: row; }
  .newsletter-input { flex: 1; }
  .blog-post-title { font-size: 2.25rem; }
  .blog-post-image img { height: 400px; }
}

@media (min-width: 768px) {
  .nav-desktop { display: flex; }
  .menu-toggle { display: none; }
  .hero-inner { flex-direction: row; align-items: center; gap: 3rem; }
  .hero-content { text-align: left; flex: 1; }
  .hero-desc { margin: 0 0 1.5rem; }
  .hero-actions { justify-content: flex-start; }
  .hero-image { flex: 1; }
  .hero-image img { height: 380px; }
  .card-grid-3 { grid-template-columns: repeat(3, 1fr); }
  .card-grid-4 { grid-template-columns: repeat(2, 1fr); }
  .card-featured { flex-direction: row; }
  .card-featured .card-image { flex: 1; }
  .card-featured .card-image img { height: 100%; min-height: 280px; }
  .card-featured .card-content { flex: 1; }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
  .footer-bottom { flex-direction: row; justify-content: space-between; }
  .author-box { align-items: center; }
  .calculator-row { flex-direction: row; align-items: center; }
  .calculator-row label { min-width: 140px; }
  .calculator-row input, .calculator-row select { flex: 1; }
}

@media (min-width: 1024px) {
  .container { padding: 0 2rem; }
  .section { padding: 4rem 0; }
  .hero { padding: 4rem 0 5rem; }
  .hero-title { font-size: 3.25rem; }
  .hero-image img { height: 420px; }
  .card-grid-4 { grid-template-columns: repeat(4, 1fr); }
  .card-grid-6 { grid-template-columns: repeat(3, 1fr); }
  .blog-post-title { font-size: 2.75rem; }
  .homepage-content h2 { font-size: 1.75rem; }
}

@media (min-width: 1280px) {
  .card-grid-6 { grid-template-columns: repeat(3, 1fr); }
}

/* ============================================
   PRINT STYLES
   ============================================ */
@media print {
  .header, .footer, .newsletter, .ad-placeholder, .menu-toggle { display: none !important; }
  body { background: white; color: black; }
  a { text-decoration: underline; color: black; }
  .card { break-inside: avoid; }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; border-radius: 2px; }