/* BioFluxOS Landing Page — Precision Peptides for Research */

:root {
  --bg: #030712;
  --surface: #060f1e;
  --surface-2: #0a1628;
  --border: rgba(0, 212, 170, 0.12);
  --border-bright: rgba(0, 212, 170, 0.3);
  --teal: #00D4AA;
  --teal-dim: rgba(0, 212, 170, 0.15);
  --amber: #F59E0B;
  --muted: #64748B;
  --muted-2: #94A3B8;
  --text: #E8F4F0;
  --text-dim: rgba(232, 244, 240, 0.55);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Manrope', sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* ── NAV ─────────────────────────────────────────── */
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 48px;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: rgba(3, 7, 18, 0.85);
  backdrop-filter: blur(12px);
  z-index: 100;
}

.nav-brand { display: flex; align-items: center; gap: 10px; }
.brand-mark { font-size: 20px; color: var(--teal); }
.brand-name { font-family: 'Space Grotesk', sans-serif; font-weight: 600; font-size: 15px; letter-spacing: 0.08em; color: var(--text); text-transform: uppercase; }

.nav-tagline { font-size: 12px; color: var(--muted-2); letter-spacing: 0.06em; font-weight: 400; }

/* ── HERO ───────────────────────────────────────── */
.hero {
  position: relative;
  padding: 80px 48px 0;
  overflow: hidden;
}

.hero-bg-glow {
  position: absolute;
  top: -200px;
  right: -100px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 212, 170, 0.07) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
  position: relative;
  z-index: 1;
}

.hero-label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 28px;
}

.hero-headline {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(56px, 7vw, 88px);
  font-weight: 700;
  line-height: 0.92;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 32px;
}

.hero-sub {
  font-size: 17px;
  color: var(--text-dim);
  max-width: 420px;
  line-height: 1.7;
}

/* Compound Index */
.compound-index {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.compound-index-header {
  padding: 14px 20px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
  background: var(--surface-2);
}

.compound-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 20px;
  border-bottom: 1px solid var(--border);
}
.compound-item:last-child { border-bottom: none; }
.compound-item.muted { opacity: 0.5; }

.compound-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 10px;
  color: var(--teal);
  font-weight: 600;
  min-width: 24px;
}

.compound-name {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  flex: 1;
}

.compound-tag {
  font-size: 10px;
  color: var(--muted-2);
  letter-spacing: 0.05em;
}

/* ── METRICS ─────────────────────────────────────── */
.metrics {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  padding: 56px 48px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin-top: 80px;
  background: var(--surface);
}

.metric {
  flex: 1;
  text-align: center;
  padding: 0 40px;
}

.metric-divider {
  width: 1px;
  height: 48px;
  background: var(--border);
}

.metric-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 36px;
  font-weight: 700;
  color: var(--teal);
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}

.metric-label {
  font-size: 12px;
  color: var(--muted-2);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ── PHILOSOPHY ──────────────────────────────────── */
.philosophy {
  padding: 100px 48px;
}

.section-label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 16px;
}

.section-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: 64px;
}

.philosophy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.philosophy-card {
  padding: 36px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  transition: border-color 0.3s ease;
}

.philosophy-card:hover { border-color: var(--border-bright); }

.philosophy-icon {
  font-size: 28px;
  color: var(--teal);
  margin-bottom: 20px;
}

.philosophy-card h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text);
}

.philosophy-card p {
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.7;
}

/* ── COMPOUNDS ───────────────────────────────────── */
.compounds {
  padding: 100px 48px;
  border-top: 1px solid var(--border);
}

.compounds-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.compound-card {
  display: flex;
  gap: 20px;
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  transition: border-color 0.3s ease;
}

.compound-card:hover { border-color: var(--border-bright); }

.compound-card-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 11px;
  font-weight: 700;
  color: var(--teal);
  min-width: 28px;
  padding-top: 2px;
}

.compound-card-body h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--text);
}

.compound-card-category {
  display: inline-block;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--amber);
  background: rgba(245, 158, 11, 0.1);
  padding: 3px 8px;
  border-radius: 4px;
  margin-bottom: 10px;
}

.compound-card-body p {
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.6;
}

/* ── MANIFESTO ───────────────────────────────────── */
.manifesto {
  padding: 100px 48px;
  border-top: 1px solid var(--border);
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.manifesto-quote {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 300;
  line-height: 1.2;
  color: var(--text);
  margin-bottom: 40px;
  font-style: italic;
  letter-spacing: -0.01em;
}

.manifesto-body {
  font-size: 16px;
  color: var(--text-dim);
  line-height: 1.8;
  max-width: 600px;
  margin: 0 auto;
}

/* ── CLOSING ─────────────────────────────────────── */
.closing {
  padding: 120px 48px;
  border-top: 1px solid var(--border);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.closing::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 500px;
  height: 300px;
  background: radial-gradient(ellipse, rgba(0, 212, 170, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.closing-inner { position: relative; z-index: 1; }

.closing-badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--teal);
  background: var(--teal-dim);
  padding: 6px 14px;
  border-radius: 20px;
  margin-bottom: 28px;
  border: 1px solid rgba(0, 212, 170, 0.2);
}

.closing-headline {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(40px, 6vw, 72px);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 20px;
}

.closing-sub {
  font-size: 17px;
  color: var(--text-dim);
  max-width: 480px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ── FOOTER ─────────────────────────────────────── */
.footer {
  padding: 48px;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}

.footer-note {
  font-size: 13px;
  color: var(--muted-2);
  max-width: 500px;
  margin: 0 auto 8px;
  line-height: 1.6;
}

.footer-legal {
  font-size: 11px;
  color: var(--muted);
  max-width: 500px;
  margin: 0 auto;
  line-height: 1.6;
}

/* ── NAV LINKS (catalog + order) ────────────────── */
.nav-links { display: flex; align-items: center; gap: 8px; }

.nav-link {
  font-size: 13px;
  font-weight: 500;
  color: var(--muted-2);
  text-decoration: none;
  padding: 7px 14px;
  border-radius: 6px;
  letter-spacing: 0.02em;
  transition: color 0.2s ease;
}
.nav-link:hover { color: var(--text); }

.nav-link-cta {
  background: var(--teal-dim);
  border: 1px solid rgba(0, 212, 170, 0.2);
  color: var(--teal);
}
.nav-link-cta:hover { background: rgba(0, 212, 170, 0.25); color: var(--teal); }

/* ── PAGE HEADER ─────────────────────────────────── */
.page-header {
  padding: 72px 48px 56px;
  border-bottom: 1px solid var(--border);
}
.page-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 16px;
}
.page-subtitle {
  font-size: 16px;
  color: var(--text-dim);
  max-width: 480px;
  line-height: 1.7;
}

/* ── CATALOG GRID ────────────────────────────────── */
.catalog-section { padding: 64px 48px 100px; }

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.catalog-card {
  display: flex;
  flex-direction: column;
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.25s ease, transform 0.2s ease;
}
.catalog-card:hover {
  border-color: var(--border-bright);
  transform: translateY(-2px);
}

.catalog-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.catalog-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 11px;
  font-weight: 700;
  color: var(--teal);
}

.catalog-category {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--amber);
  background: rgba(245, 158, 11, 0.1);
  padding: 3px 8px;
  border-radius: 4px;
}

.catalog-name {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: 8px;
}

.catalog-tagline {
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.5;
  flex: 1;
  margin-bottom: 20px;
}

.catalog-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  margin-bottom: 12px;
}

.catalog-purity { display: flex; flex-direction: column; gap: 2px; }
.purity-label { font-size: 10px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.08em; }
.purity-value { font-family: 'Space Grotesk', sans-serif; font-size: 14px; font-weight: 600; color: var(--teal); }

.catalog-price {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
}
.price-currency { font-size: 12px; font-weight: 400; color: var(--muted-2); }

.catalog-cta {
  font-size: 12px;
  font-weight: 600;
  color: var(--teal);
  letter-spacing: 0.04em;
  opacity: 0;
  transition: opacity 0.2s ease;
}
.catalog-card:hover .catalog-cta { opacity: 1; }

/* ── COMPOUND DETAIL ─────────────────────────────── */
.compound-page { max-width: 1200px; margin: 0 auto; padding: 48px 48px 100px; }

.compound-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 40px;
  font-size: 13px;
  color: var(--muted);
}
.breadcrumb-link { color: var(--muted-2); text-decoration: none; }
.breadcrumb-link:hover { color: var(--teal); }
.breadcrumb-sep { color: var(--muted); }
.breadcrumb-current { color: var(--text-dim); }

.compound-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 60px;
  align-items: start;
}

.compound-header { margin-bottom: 48px; }

.compound-category-badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--amber);
  background: rgba(245, 158, 11, 0.1);
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 16px;
}

.compound-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(40px, 5vw, 60px);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 12px;
}

.compound-tagline-text {
  font-size: 18px;
  color: var(--text-dim);
  line-height: 1.6;
}

.compound-section { margin-bottom: 40px; }

.compound-section-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 16px;
}

.compound-text {
  font-size: 15px;
  color: var(--text-dim);
  line-height: 1.75;
}

.dosing-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--teal);
  border-radius: 8px;
  padding: 20px 24px;
  margin-bottom: 12px;
}

.dosing-disclaimer {
  font-size: 11px;
  color: var(--muted);
  font-style: italic;
}

/* Sidebar / spec card */
.compound-spec-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  position: sticky;
  top: 96px;
}

.spec-card-header {
  padding: 16px 24px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
}

.spec-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  border-bottom: 1px solid var(--border);
}
.spec-row:last-of-type { border-bottom: none; }

.spec-label { font-size: 13px; color: var(--muted-2); }
.spec-value { font-size: 13px; color: var(--text); font-weight: 500; }
.spec-highlight { color: var(--teal); font-weight: 600; }
.spec-row-price { padding: 18px 24px; background: var(--surface-2); border-top: 1px solid var(--border); }
.spec-price { font-family: 'Space Grotesk', sans-serif; font-size: 24px; font-weight: 700; color: var(--text); }
.spec-currency { font-size: 13px; font-weight: 400; color: var(--muted-2); }

.order-btn {
  display: block;
  text-align: center;
  margin: 20px 24px 16px;
  padding: 14px 24px;
  background: var(--teal);
  color: #030712;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-decoration: none;
  border-radius: 8px;
  transition: opacity 0.2s ease;
}
.order-btn:hover { opacity: 0.88; }

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0 24px 20px;
}
.trust-item {
  font-size: 11px;
  color: var(--muted-2);
}

.compound-delivery-note {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-top: 16px;
  padding: 16px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
}
.delivery-icon { font-size: 20px; color: var(--amber); flex-shrink: 0; margin-top: 2px; }
.delivery-text { display: flex; flex-direction: column; gap: 4px; }
.delivery-text strong { font-size: 13px; color: var(--text); }
.delivery-text span { font-size: 12px; color: var(--muted-2); }

/* ── ORDER FORM PAGE ─────────────────────────────── */
.order-page { padding: 64px 48px 100px; max-width: 1100px; margin: 0 auto; }

.order-layout {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 60px;
  align-items: start;
}

.order-form-header { margin-bottom: 40px; }
.order-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: 12px;
}
.order-subtitle { font-size: 15px; color: var(--text-dim); line-height: 1.65; }

.form-error-banner {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.25);
  color: #fca5a5;
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 14px;
  margin-bottom: 24px;
}

.order-form { display: flex; flex-direction: column; gap: 20px; }

.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.form-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted-2);
}
.form-optional { font-weight: 400; color: var(--muted); text-transform: none; letter-spacing: 0; }
.form-hint { font-size: 11px; color: var(--muted); }

.form-input, .form-select, .form-textarea {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 16px;
  font-size: 15px;
  color: var(--text);
  font-family: 'Manrope', sans-serif;
  outline: none;
  transition: border-color 0.2s ease;
  width: 100%;
  -webkit-appearance: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--border-bright);
}
.form-select { cursor: pointer; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2364748B' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 36px; }
.form-textarea { resize: vertical; min-height: 80px; }

.form-divider { border: none; border-top: 1px solid var(--border); margin: 4px 0; }

.price-display {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 16px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 15px;
  color: var(--muted);
}
.price-display-active { color: var(--teal); font-weight: 600; font-size: 18px; }

.submit-btn {
  padding: 16px 32px;
  background: var(--teal);
  color: #030712;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: opacity 0.2s ease;
  margin-top: 8px;
}
.submit-btn:hover { opacity: 0.88; }
.submit-btn:disabled { opacity: 0.5; cursor: not-allowed; }

.form-legal {
  font-size: 11px;
  color: var(--muted);
  line-height: 1.6;
}

/* Order summary sidebar */
.order-summary-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  position: sticky;
  top: 96px;
}
.summary-header {
  padding: 16px 24px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
}
.summary-compound { padding: 20px 24px; border-bottom: 1px solid var(--border); font-size: 14px; color: var(--text); }
.summary-placeholder { color: var(--muted); font-size: 13px; }
.summary-specs { padding: 0 24px 4px; }
.summary-row {
  display: flex;
  justify-content: space-between;
  padding: 12px 0;
  font-size: 13px;
  color: var(--text-dim);
  border-bottom: 1px solid var(--border);
}
.summary-row:last-child { border-bottom: none; }
.summary-total { font-weight: 600; color: var(--text); }
.summary-delivery {
  padding: 20px 24px;
  border-top: 1px solid var(--border);
  background: var(--surface-2);
}
.delivery-badge {
  font-size: 12px;
  font-weight: 600;
  color: var(--amber);
  margin-bottom: 8px;
}
.summary-delivery p { font-size: 12px; color: var(--muted-2); line-height: 1.5; }
.summary-trust {
  padding: 16px 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.trust-item-v { font-size: 12px; color: var(--muted-2); }

/* ── ORDER CONFIRMATION ───────────────────────────── */
.confirmation-page { padding: 80px 24px 120px; }
.confirmation-inner { max-width: 560px; margin: 0 auto; text-align: center; }

.confirmation-icon {
  width: 64px;
  height: 64px;
  background: var(--teal-dim);
  border: 2px solid var(--teal);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  color: var(--teal);
  margin: 0 auto 24px;
}

.confirmation-badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--teal);
  background: var(--teal-dim);
  padding: 6px 14px;
  border-radius: 20px;
  border: 1px solid rgba(0, 212, 170, 0.2);
  margin-bottom: 24px;
}

.confirmation-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: 16px;
}
.confirmation-subtitle { font-size: 15px; color: var(--text-dim); line-height: 1.7; margin-bottom: 40px; }

.order-detail-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 40px;
  text-align: left;
}
.order-detail-header {
  padding: 16px 24px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.order-number {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--teal);
  letter-spacing: 0.02em;
  text-transform: none;
}
.order-detail-rows { padding: 4px 0; }
.order-detail-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 24px;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}
.order-detail-row:last-child { border-bottom: none; }
.od-label { color: var(--muted-2); }
.od-value { color: var(--text); font-weight: 500; }
.od-status {
  background: rgba(245, 158, 11, 0.1);
  color: var(--amber);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 4px;
}

.confirmation-delivery { margin-bottom: 40px; text-align: left; }
.delivery-timeline { display: flex; flex-direction: column; gap: 0; }
.timeline-step {
  display: flex;
  gap: 16px;
  padding: 16px 0;
  position: relative;
}
.timeline-step:not(:last-child)::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 36px;
  bottom: -16px;
  width: 1px;
  background: var(--border);
}
.ts-dot {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--surface);
  border: 2px solid var(--border);
  flex-shrink: 0;
  margin-top: 3px;
}
.timeline-done .ts-dot { background: var(--teal); border-color: var(--teal); }
.ts-content { display: flex; flex-direction: column; gap: 2px; }
.ts-content strong { font-size: 13px; color: var(--text); }
.ts-content span { font-size: 12px; color: var(--muted-2); }

.confirmation-actions { display: flex; flex-direction: column; gap: 12px; align-items: center; }
.action-btn-secondary {
  display: inline-block;
  padding: 14px 28px;
  background: var(--teal);
  color: #030712;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-decoration: none;
  border-radius: 8px;
  transition: opacity 0.2s ease;
}
.action-btn-secondary:hover { opacity: 0.88; }
.action-btn-ghost {
  font-size: 13px;
  color: var(--muted-2);
  text-decoration: none;
  padding: 8px 16px;
}
.action-btn-ghost:hover { color: var(--text); }

/* ── ERROR PAGE ──────────────────────────────────── */
.error-page { min-height: 60vh; display: flex; align-items: center; justify-content: center; }
.error-inner { text-align: center; }
.error-code { font-family: 'Space Grotesk', sans-serif; font-size: 80px; font-weight: 700; color: var(--teal); opacity: 0.3; }
.error-title { font-family: 'Space Grotesk', sans-serif; font-size: 24px; color: var(--text); margin-bottom: 32px; }

/* ── RESPONSIVE ─────────────────────────────────── */
@media (max-width: 900px) {
  .nav { padding: 16px 24px; }
  .nav-tagline { display: none; }
  .hero { padding: 48px 24px 0; }
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .compounds-grid { grid-template-columns: 1fr; }
  .philosophy-grid { grid-template-columns: 1fr; }
  .metrics { flex-wrap: wrap; padding: 40px 24px; gap: 24px; }
  .metric-divider { display: none; }
  .metric { flex: 0 0 50%; }
  .philosophy, .compounds, .manifesto, .closing { padding: 64px 24px; }

  /* Catalog */
  .catalog-section { padding: 40px 24px 80px; }
  .catalog-grid { grid-template-columns: 1fr; }
  .page-header { padding: 48px 24px 40px; }

  /* Compound detail */
  .compound-page { padding: 32px 24px 80px; }
  .compound-layout { grid-template-columns: 1fr; gap: 40px; }
  .compound-spec-card { position: static; }

  /* Order form */
  .order-page { padding: 40px 24px 80px; }
  .order-layout { grid-template-columns: 1fr; }
  .order-summary-col { order: -1; }
  .order-summary-card { position: static; }
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .hero-headline { font-size: 48px; }
  .closing-headline { font-size: 40px; }
  .nav-link:not(.nav-link-cta) { display: none; }
}