* { box-sizing: border-box; margin: 0; }
:root {
  --bg: #FAFAF5;
  --fg: #1A1A1A;
  --fg-muted: #5A5A5A;
  --accent: #C43C2E;
  --accent-hover: #A8322A;
  --surface: #F0EFE8;
  --border: #E0DED6;
  --nav-link: #4A4A4A;
  --mono-bg: #F5F4ED;
  --tag-bg: #EDECE4;
}
body { background: var(--bg); color: var(--fg); font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif; font-size: 16px; line-height: 1.65; margin: 0; padding: 0 16px; }
h1, h2, h3, h4 { font-family: 'Barlow Condensed', 'Arial Narrow', sans-serif; font-weight: 800; text-transform: uppercase; letter-spacing: 0.02em; line-height: 1.1; }
a { color: inherit; }
.wrapper { max-width: 1100px; margin: 0 auto; }
nav { display: flex; align-items: center; justify-content: space-between; padding: 20px 0; border-bottom: 1px solid var(--border); }
.logo { font-family: 'Barlow Condensed', sans-serif; font-weight: 800; font-size: 1.6rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--fg); text-decoration: none; }
.logo .dot { color: var(--accent); }
.nav-links { display: flex; gap: 28px; list-style: none; padding: 0; }
.nav-links a { color: var(--nav-link); text-decoration: none; font-size: 0.875rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; }
.nav-links a:hover { color: var(--accent); }
.hero { padding: 72px 0 56px; text-align: center; }
.hero h1 { font-size: clamp(2.4rem, 6vw, 4rem); margin-bottom: 20px; }
.hero h1 span { color: var(--accent); }
.hero p { max-width: 600px; margin: 0 auto 32px; color: var(--fg-muted); font-size: 1.1rem; }
.hero-cta { display: inline-block; background: var(--accent); color: #fff; font-family: 'Barlow Condensed', sans-serif; font-weight: 800; font-size: 0.95rem; text-transform: uppercase; letter-spacing: 0.08em; padding: 14px 36px; text-decoration: none; }
.hero-cta:hover { background: var(--accent-hover); }
.section-header { display: flex; align-items: baseline; justify-content: space-between; border-bottom: 2px solid var(--fg); padding-bottom: 8px; margin-bottom: 32px; }
.section-header h2 { font-size: 1.4rem; letter-spacing: 0.06em; }
.section-header a { font-size: 0.8rem; font-weight: 600; color: var(--accent); text-decoration: none; text-transform: uppercase; letter-spacing: 0.06em; }
.stacks-section { padding: 40px 0; }
.stack-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 28px; }
.stack-card { background: var(--surface); border: 1px solid var(--border); padding: 28px; display: flex; flex-direction: column; gap: 16px; }
.stack-card:hover { border-color: var(--accent); }
.stack-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.tag { font-family: 'JetBrains Mono', monospace; font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; background: var(--tag-bg); color: var(--fg-muted); padding: 4px 10px; }
.stack-card h3 { font-size: 1.3rem; letter-spacing: 0.04em; }
.stack-card h3 a { color: var(--fg); text-decoration: none; }
.stack-card h3 a:hover { color: var(--accent); }
.stack-card p { color: var(--fg-muted); font-size: 0.9rem; line-height: 1.6; flex: 1; }
.stack-meta { display: flex; justify-content: space-between; align-items: center; font-family: 'JetBrains Mono', monospace; font-size: 0.75rem; color: var(--fg-muted); }
.read-more { font-family: 'Barlow Condensed', sans-serif; font-weight: 800; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--accent); text-decoration: none; }
.read-more:hover { text-decoration: underline; }
.featured-section { padding: 20px 0 48px; }
.featured-post { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; background: var(--surface); border: 1px solid var(--border); padding: 40px; }
.featured-label { font-family: 'JetBrains Mono', monospace; font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--accent); margin-bottom: 12px; }
.featured-post h3 { font-size: 1.8rem; margin-bottom: 16px; }
.featured-post h3 a { color: var(--fg); text-decoration: none; }
.featured-post h3 a:hover { color: var(--accent); }
.featured-post .excerpt { color: var(--fg-muted); font-size: 0.95rem; margin-bottom: 20px; }
.featured-dosing { background: var(--mono-bg); border: 1px solid var(--border); padding: 24px; }
.featured-dosing h4 { font-size: 0.9rem; letter-spacing: 0.06em; margin-bottom: 16px; }
.dosing-table { width: 100%; border-collapse: collapse; font-family: 'JetBrains Mono', monospace; font-size: 0.8rem; }
.dosing-table th { text-align: left; font-weight: 700; font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--fg-muted); padding: 6px 12px 6px 0; border-bottom: 1px solid var(--border); }
.dosing-table td { padding: 8px 12px 8px 0; border-bottom: 1px solid var(--border); font-variant-numeric: tabular-nums; }
.about-strip { padding: 56px 0; border-top: 1px solid var(--border); display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.about-strip h2 { font-size: 2rem; margin-bottom: 20px; }
.about-strip p { color: var(--fg-muted); font-size: 0.95rem; margin-bottom: 16px; }
.shop-link { display: inline-block; font-family: 'Barlow Condensed', sans-serif; font-weight: 800; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--accent); text-decoration: none; border-bottom: 2px solid var(--accent); padding-bottom: 2px; }
.shop-link:hover { border-color: var(--accent-hover); color: var(--accent-hover); }
.disclaimer-box { background: var(--surface); border-left: 3px solid var(--accent); padding: 20px 24px; }
.disclaimer-box h4 { font-size: 0.85rem; letter-spacing: 0.06em; margin-bottom: 8px; color: var(--accent); }
.disclaimer-box p { font-size: 0.82rem; color: var(--fg-muted); margin: 0; }
footer { border-top: 1px solid var(--border); padding: 32px 0; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; }
.footer-logo { font-family: 'Barlow Condensed', sans-serif; font-weight: 800; font-size: 1.1rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--fg-muted); }
.footer-logo .dot { color: var(--accent); }
.footer-copy { font-size: 0.78rem; color: var(--fg-muted); }
.footer-links { display: flex; gap: 20px; list-style: none; padding: 0; }
.footer-links a { font-size: 0.78rem; color: var(--fg-muted); text-decoration: none; }
.footer-links a:hover { color: var(--accent); }
@media (max-width: 768px) { .featured-post { grid-template-columns: 1fr; padding: 24px; gap: 24px; } .about-strip { grid-template-columns: 1fr; } .nav-links { gap: 16px; } .nav-links a { font-size: 0.75rem; } .hero { padding: 48px 0 36px; } }
@media (max-width: 480px) { .stack-grid { grid-template-columns: 1fr; } .nav-links { display: none; } }

/* === Stack Page === */
.stack-hero {
  padding: 4rem 0 3rem;
  text-align: center;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.stack-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.1em;
  display: inline-block;
  margin-bottom: 1rem;
  background: rgba(196,60,46,0.08);
  padding: 0.3rem 0.8rem;
  border-radius: 3px;
}
.stack-hero h1 {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 800;
  font-size: 2.8rem;
  text-transform: uppercase;
  color: var(--text);
  margin: 0 0 0.5rem;
}
.stack-subtitle {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--accent);
  margin: 0 0 0.5rem;
}
.stack-meta {
  color: var(--muted);
  font-size: 0.95rem;
}

/* Stack content */
.stack-content {
  padding: 2rem 1rem;
  max-width: 740px;
  margin: 0 auto;
}
.stack-section {
  margin-bottom: 3rem;
}
.stack-section h2 {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 800;
  font-size: 1.6rem;
  text-transform: uppercase;
  color: var(--text);
  margin: 0 0 1rem;
  border-bottom: 2px solid var(--accent);
  padding-bottom: 0.5rem;
}
.stack-list {
  list-style: none;
  padding: 0;
}
.stack-list li {
  padding: 0.5rem 0 0.5rem 1.2rem;
  position: relative;
  color: var(--muted);
}
.stack-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.85rem;
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
}
.table-note {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 0.75rem;
  font-style: italic;
}
}

/* Timeline */
.timeline {
  border-left: 3px solid var(--accent);
  padding-left: 1.5rem;
  margin-left: 0.5rem;
}
.timeline-item {
  margin-bottom: 1.5rem;
  position: relative;
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: -1.85rem;
  top: 0.3rem;
  width: 10px;
  height: 10px;
  background: var(--accent);
  border-radius: 50%;
}
.timeline-week {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.timeline-item p {
  margin: 0.3rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* FAQ */
.faq-item {
  margin-bottom: 1.5rem;
  padding: 1.2rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
}
.faq-item h3 {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--text);
  margin: 0 0 0.5rem;
}
.faq-item p {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.6;
  margin: 0;
}

/* Stack CTA */
.stack-cta {
  text-align: center;
  padding: 2rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
}
.stack-cta h2 {
  border-bottom: none;
  padding-bottom: 0;
}

/* === Cleanup: more breathing room === */
.stack-content {
  padding: 3rem 1rem;
  max-width: 680px;
}
.stack-section {
  margin-bottom: 4rem;
}
.stack-section h2 {
  font-size: 1.4rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}
.stack-section p,
.stack-list li {
  font-size: 0.95rem;
  line-height: 1.8;
}
.stack-hero {
  padding: 5rem 0 3.5rem;
}
.stack-hero h1 {
  font-size: 2.4rem;
  letter-spacing: 0.02em;
}

/* Cleaner FAQ — no boxes */
.faq-item {
  background: none;
  border: none;
  border-radius: 0;
  padding: 0 0 1.5rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}
.faq-item:last-child {
  border-bottom: none;
}
.faq-item p {
  line-height: 1.8;
}

/* Cleaner timeline */
.timeline-item {
  margin-bottom: 2rem;
}
.timeline-item p {
  line-height: 1.8;
}

/* Dosing table breathing room */
.dosing-table th,
.dosing-table td {
  padding: 0.75rem 0.6rem;
  font-size: 0.85rem;
}

/* Hero background image */
.stack-hero {
  background: linear-gradient(
    rgba(250,250,245,0.88),
    rgba(250,250,245,0.92)
  ), url('https://images.unsplash.com/photo-1532938911079-1b06ac7ceec7?w=1200&q=80') center/cover no-repeat;
}

/* CTA background image */
.stack-cta {
  background: linear-gradient(
    rgba(240,239,232,0.9),
    rgba(240,239,232,0.93)
  ), url('https://images.unsplash.com/photo-1571019614242-c5c5dee9f50b?w=1200&q=80') center/cover no-repeat;
}

/* Remove hero/CTA images */
.stack-hero {
  background: var(--surface);
}
.stack-cta {
  background: var(--surface);
}

/* Subtle body background behind content */
body {
  background: var(--bg) url('https://images.unsplash.com/photo-1628595351029-c2bf17511435?w=1400&q=80') center top/cover no-repeat fixed;
}
.stack-content {
  background: rgba(250,250,245,0.92);
  padding: 3rem 2rem;
  border-radius: 8px;
}

/* Remove Unsplash image */
body {
  background-image: none;
  background-color: var(--bg);
}

/* Subtle dot grid pattern behind content */
.stack-content {
  background: var(--bg);
  position: relative;
}
body::before {
  content: '';
  position: fixed;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  opacity: 0.04;
  background-image: radial-gradient(
    circle,
    #C43C2E 1px,
    transparent 1px
  );
  background-size: 24px 24px;
}

body::before {
  opacity: 0.15;
}

/* Remove dot pattern */
body::before {
  background-image: none;
  opacity: 0;
}

/* Repeating vial watermark */
body::after {
  content: '';
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: -1;
  opacity: 0.06;
  background-image: url('data:image/jpeg;base64,/9j/4AAQSkZJRgABAQAAAAAAAAD/2wBDABALDA4MChAODQ4SERATGCgaGBYWGDEjJR0oOjM9PDkzODdASFxOQERXRTc4UG1RV19iZ2hnPk1xeXBkeFxlZ2P/2wBDARESEhgVGC8aGi9jQjhCY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2P/wAARCABkAGQDASIAAhEBAxEB/8QAGwAAAgIDAQAAAAAAAAAAAAAAAAECAwQFBgf/xAA3EAABAwIEBAMFBQkAAAAAAAABAAIDBBEFEiExE
echo -n '/9j/4AAQSkZJRgABAQAAAAAAAAD/2wBDABALDA4MChAODQ4SERATGCgaGBYWGDEjJR0oOjM9PDkzODdASFxOQERXRTc4UG1RV19iZ2hnPk1xeXBkeFxlZ2P/2wBDARESEhgVGC8aGi9jQjhCY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2P/wAARCABkAGQDASIAAhEBAxEB/8QAGwAAAgIDAQAAAAAAAAAAAAAAAAECAwQFBgf/xAA3EAABAwIEBAMFBQkAAAAAAAABAAIDBBEFEiExE' > /tmp/vial.b64

/* Repeating vial background */
body::before {
  display: block;
  content: '';
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: -1;
  opacity: 0.08;
  background-image: url('../img/vial-bg.jpg');
  background-size: 120px;
  background-repeat: repeat;
}
body::after {
  display: none;
}

body::before {
  opacity: 0.35;
}

/* === VIAL-FIX: override all previous body::before rules === */
body::before {
  content: "" !important;
  position: fixed !important;
  top: 0 !important;
  left: 0 !important;
  width: 100% !important;
  height: 100% !important;
  background-image: url('/img/vial-bg.jpg') !important;
  background-repeat: repeat !important;
  background-size: 100px 100px !important;
  opacity: 0.25 !important;
  z-index: -1 !important;
  display: block !important;
  pointer-events: none !important;
}

/* === BODY-BG: vial pattern directly on body === */
body {
  background-image: url('/img/vial-bg.jpg') !important;
  background-repeat: repeat !important;
  background-size: 100px 100px !important;
}

/* === OPT1: single watermark vial, bottom-right === */
body::after {
  content: "" !important;
  position: fixed !important;
  bottom: -20px !important;
  right: -20px !important;
  width: 300px !important;
  height: 300px !important;
  background-image: url('/img/vial-bg.jpg') !important;
  background-repeat: no-repeat !important;
  background-size: contain !important;
  opacity: 0.12 !important;
  z-index: -1 !important;
  display: block !important;
  pointer-events: none !important;
  top: auto !important;
  left: auto !important;
}