/* ===== NEURO SALT BLOG - SHARED STYLES ===== */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600;700;800;900&family=Open+Sans:wght@400;500;600&display=swap');

:root {
  --primary: #1E40AF; --secondary: #3B82F6; --accent: #06B6D4;
  --gold: #F59E0B; --success: #10B981; --white: #ffffff;
  --gray-50: #F8FAFC; --gray-100: #F1F5F9; --gray-200: #E2E8F0;
  --gray-600: #475569; --gray-700: #334155; --gray-800: #1E293B; --gray-900: #0F172A;
  --font-heading: 'Montserrat', sans-serif; --font-body: 'Open Sans', sans-serif;
  --radius: 12px; --shadow: 0 4px 20px rgba(30,64,175,0.12);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { font-family: var(--font-body); color: var(--gray-800); background: var(--white); line-height: 1.7; overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
h1,h2,h3,h4 { font-family: var(--font-heading); font-weight: 700; line-height: 1.3; color: var(--gray-900); }
h1 { font-size: clamp(24px, 4vw, 40px); margin-bottom: 20px; color: var(--primary); }
h2 { font-size: clamp(20px, 3vw, 28px); margin: 32px 0 14px; color: var(--primary); }
h3 { font-size: clamp(18px, 2.5vw, 22px); margin: 24px 0 10px; color: var(--gray-800); }
p { margin-bottom: 16px; font-size: 16px; color: var(--gray-700); line-height: 1.8; }
strong { color: var(--gray-900); }
ul,ol { padding-left: 24px; margin-bottom: 16px; }
li { margin-bottom: 8px; font-size: 16px; color: var(--gray-700); line-height: 1.7; }
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
@media (min-width: 768px) { .container { padding: 0 30px; } }

/* NAV */
.blog-nav { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,0.97); backdrop-filter: blur(10px); box-shadow: 0 2px 20px rgba(30,64,175,0.1); }
.blog-nav-inner { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; }
.nav-logo-text { font-family: var(--font-heading); font-weight: 800; font-size: 20px; color: var(--primary); }
.nav-logo-text span { color: var(--accent); }
.nav-order-btn { background: linear-gradient(135deg, var(--secondary), var(--primary)); color: white; font-family: var(--font-heading); font-weight: 700; padding: 10px 22px; border-radius: 50px; font-size: 14px; transition: all 0.3s; display: inline-flex; align-items: center; gap: 6px; }
.nav-order-btn:hover { transform: scale(1.04); box-shadow: 0 4px 16px rgba(59,130,246,0.4); }

/* BREADCRUMB */
.breadcrumb { background: var(--gray-50); padding: 12px 0; border-bottom: 1px solid var(--gray-200); }
.breadcrumb-inner { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.breadcrumb-inner a { color: var(--secondary); font-size: 13px; }
.breadcrumb-inner span { color: var(--gray-600); font-size: 13px; }

/* BLOG LAYOUT */
.blog-layout { display: grid; grid-template-columns: 1fr; gap: 40px; padding: 40px 0; }
@media (min-width: 992px) { .blog-layout { grid-template-columns: 1fr 340px; } }

/* ARTICLE */
.article-header { margin-bottom: 32px; }
.article-meta { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin: 16px 0; }
.meta-tag { background: rgba(59,130,246,0.1); color: var(--secondary); font-size: 12px; font-weight: 700; padding: 4px 12px; border-radius: 20px; }
.meta-date { font-size: 13px; color: var(--gray-600); }
.article-img { width: 100%; border-radius: var(--radius); margin: 24px 0; box-shadow: var(--shadow); }
.article-content h2 { border-left: 4px solid var(--secondary); padding-left: 14px; }
.article-content h3 { color: var(--primary); }
.cta-box { background: linear-gradient(135deg, #EEF2FF, #DBEAFE); border: 2px solid var(--secondary); border-radius: var(--radius); padding: 28px 24px; text-align: center; margin: 32px 0; }
.cta-box h3 { color: var(--primary); margin-bottom: 10px; }
.cta-box p { margin-bottom: 20px; }
.cta-btn { display: inline-block; background: linear-gradient(135deg, var(--gold), #D97706); color: white; font-family: var(--font-heading); font-weight: 700; padding: 14px 32px; border-radius: 50px; font-size: 16px; transition: all 0.3s; }
.cta-btn:hover { transform: scale(1.04); box-shadow: 0 6px 20px rgba(245,158,11,0.4); }
.highlight-box { background: var(--gray-50); border-left: 4px solid var(--gold); border-radius: 0 var(--radius) var(--radius) 0; padding: 20px 24px; margin: 24px 0; }
.highlight-box p { margin: 0; }
.related-posts { margin-top: 40px; }
.related-posts h3 { color: var(--primary); margin-bottom: 20px; font-size: 20px; }
.related-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
@media (min-width: 576px) { .related-grid { grid-template-columns: repeat(2, 1fr); } }
.related-card { border: 1px solid var(--gray-200); border-radius: var(--radius); padding: 16px; transition: all 0.3s; }
.related-card:hover { border-color: var(--secondary); box-shadow: var(--shadow); }
.related-card h4 { font-size: 14px; color: var(--primary); line-height: 1.4; }
.related-card span { font-size: 12px; color: var(--gray-600); }

/* SIDEBAR */
.sidebar { display: flex; flex-direction: column; gap: 24px; }
.sidebar-widget { background: var(--gray-50); border: 1px solid var(--gray-200); border-radius: var(--radius); padding: 24px; }
.sidebar-widget h3 { font-size: 16px; color: var(--primary); margin-bottom: 16px; border-bottom: 2px solid var(--secondary); padding-bottom: 10px; }
.sidebar-cta { background: linear-gradient(135deg, var(--primary), #1e3a8a); color: white; text-align: center; }
.sidebar-cta h3 { color: white; border-bottom-color: rgba(255,255,255,0.3); }
.sidebar-cta p { color: rgba(255,255,255,0.85); font-size: 14px; margin-bottom: 16px; }
.sidebar-cta .cta-btn { display: block; }
.sidebar-links a { display: flex; align-items: center; gap: 8px; padding: 8px 0; border-bottom: 1px solid var(--gray-200); font-size: 14px; color: var(--gray-700); transition: color 0.2s; }
.sidebar-links a:last-child { border-bottom: none; }
.sidebar-links a:hover { color: var(--secondary); }

/* FOOTER */
.blog-footer { background: var(--gray-900); color: white; padding: 40px 0 20px; margin-top: 60px; }
.blog-footer-inner { display: flex; flex-direction: column; gap: 20px; align-items: center; text-align: center; }
.blog-footer-links { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; }
.blog-footer-links a { color: rgba(255,255,255,0.6); font-size: 13px; transition: color 0.2s; }
.blog-footer-links a:hover { color: var(--accent); }
.blog-footer-links span { color: rgba(255,255,255,0.3); }
.blog-footer p { color: rgba(255,255,255,0.5); font-size: 13px; }
.blog-footer .disclaimer { font-size: 12px; color: rgba(255,255,255,0.4); max-width: 700px; line-height: 1.7; margin-bottom: 16px; }