/* =========================================================
   SEEK LABS THERAPEUTICS — style.css
   Design: clean biotech — dark navy hero, white editorial base
   Fonts: Cabinet Grotesk (display), General Sans (body), JetBrains Mono (tech)
   Colors: Blue #0072CE, Navy #1E2A3A, Amber #C46B3A, White
   ========================================================= */

/* --- VARIABLES --- */
:root {
  /* Colors — aligned with Seek Labs brand identity (PDF) */
  --teal: #0072CE;
  --teal-light: #3A9FE8;
  --teal-dark: #005AA0;
  --amber: #C46B3A;
  --amber-light: #D4875A;
  --cream: #F7F9FC;
  --cream-dark: #E2E8F0;
  --ink: #1A1E26;
  --ink-light: #3A3F4A;
  --ink-muted: #6B7280;
  --white: #FFFFFF;
  --dark-bg: #1E2A3A;
  --dark-surface: #243347;
  --dark-border: rgba(255,255,255,0.10);

  /* Typography */
  --font-display: 'Cabinet Grotesk', system-ui, sans-serif;
  --font-body: 'General Sans', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Layout */
  --max-width: 1200px;
  --max-width-narrow: 720px;

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in: cubic-bezier(0.4, 0, 1, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* --- RESET SUPPLEMENT --- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--white);
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }
h1, h2, h3, h4, h5, h6 { margin: 0; font-family: var(--font-display); line-height: 1.15; font-weight: 700; }
p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }
ul { list-style: none; margin: 0; padding: 0; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }

/* --- CONTAINER --- */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 var(--space-6); }
.container-narrow { max-width: var(--max-width-narrow); margin: 0 auto; padding: 0 var(--space-6); }

/* --- SECTION DEFAULTS --- */
.section { padding: clamp(var(--space-20), 10vw, var(--space-32)) 0; }
.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: var(--space-3);
  font-weight: 500;
}
.section-title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  color: var(--ink);
  margin-bottom: var(--space-4);
}
.section-desc {
  font-size: 1.05rem;
  color: var(--ink-muted);
  max-width: 56ch;
  margin-bottom: var(--space-8);
}

/* =========================================================
   HEADER
   ========================================================= */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  transition: background 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out);
}
.header.scrolled {
  background: rgba(248, 246, 241, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 rgba(0,0,0,0.06);
}
.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-4) var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo { display: flex; align-items: center; position: relative; }
.logo-img { height: 28px; width: auto; transition: opacity 0.3s var(--ease-out); }
.logo-light { opacity: 1; position: relative; }
.logo-dark { position: absolute; top: 0; left: 0; opacity: 0; }
.header.scrolled .logo-light,
.header.is-scrolled .logo-light { opacity: 0; }
.header.scrolled .logo-dark,
.header.is-scrolled .logo-dark { opacity: 1; }

/* Nav */
.nav-desktop { display: flex; align-items: center; gap: var(--space-6); }
.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  transition: color var(--transition-interactive);
  padding: var(--space-1) 0;
  position: relative;
}
.header.scrolled .nav-link { color: var(--ink-light); }
.nav-link:hover { color: var(--white); }
.header.scrolled .nav-link:hover { color: var(--teal); }

/* Nav dropdown */
.nav-dropdown { position: relative; }
.nav-dropdown-trigger { display: flex; align-items: center; gap: 4px; }
.nav-chevron { font-size: 0.6em; transition: transform var(--transition-interactive); }
.nav-dropdown-trigger[aria-expanded="true"] .nav-chevron { transform: rotate(180deg); }
.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  min-width: 200px;
  background: var(--white);
  border-radius: 12px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.12);
  padding: var(--space-2);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.2s var(--ease-out), transform 0.2s var(--ease-out);
}
.nav-dropdown-menu.open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
.nav-dropdown-item {
  display: block;
  padding: 7px var(--space-4);
  font-size: 0.8125rem;
  letter-spacing: 0.01em;
  color: var(--ink);
  border-radius: 8px;
  transition: background var(--transition-interactive), color var(--transition-interactive);
}
.nav-dropdown-item:hover { background: var(--cream); color: var(--teal); }

/* Nav CTA */
.btn-nav {
  background: var(--teal);
  color: var(--white) !important;
  padding: var(--space-2) var(--space-5);
  border-radius: 8px;
  font-weight: 600;
  transition: background var(--transition-interactive), transform var(--transition-interactive);
}
.btn-nav:hover { background: var(--teal-dark); transform: translateY(-1px); }

/* Mobile menu button */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  z-index: 110;
}
.mobile-menu-btn span {
  width: 22px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform 0.3s var(--ease-out), opacity 0.3s var(--ease-out), background 0.3s var(--ease-out);
}
.header.scrolled .mobile-menu-btn span { background: var(--ink); }
.mobile-menu-btn.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.mobile-menu-btn.active span:nth-child(2) { opacity: 0; }
.mobile-menu-btn.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-menu-btn.active span { background: var(--ink) !important; }

/* Mobile nav overlay */
.mobile-nav {
  position: fixed;
  inset: 0;
  background: rgba(248, 246, 241, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 99;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s var(--ease-out);
}
.mobile-nav.open { opacity: 1; visibility: visible; }
.mobile-nav-inner { text-align: center; }
.mobile-nav-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: var(--space-3);
}
.mobile-nav-link {
  display: block;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--ink);
  padding: var(--space-3) 0;
  transition: color var(--transition-interactive);
}
.mobile-nav-link:hover { color: var(--teal); }
.mobile-nav-divider { width: 40px; height: 1px; background: var(--cream-dark); margin: var(--space-4) auto; }
.mobile-nav-cta { color: var(--teal) !important; }

/* =========================================================
   HERO
   ========================================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  overflow: hidden;
  padding: var(--space-24) clamp(20px, 5vw, 56px) var(--space-16);
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(13, 17, 23, 0.55) 0%,
    rgba(13, 17, 23, 0.7) 50%,
    rgba(13, 17, 23, 0.85) 100%
  );
}
.hero-content {
  position: relative;
  z-index: 2;
  text-align: left;
  max-width: 1240px;
  width: 100%;
  margin: 0 auto;
}
.hero-overline {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--teal-light);
  margin: 0 0 28px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.hero-overline::before {
  content: "";
  width: 32px;
  height: 1px;
  background: var(--teal-light);
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(48px, 7.5vw, 96px);
  font-weight: 800;
  color: var(--white);
  line-height: 1.0;
  letter-spacing: -0.03em;
  margin: 0 0 36px;
  max-width: 18ch;
}
.hero-subtitle {
  font-family: var(--font-body);
  font-size: clamp(17px, 1.5vw, 20px);
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.55;
  max-width: 56ch;
  margin: 0 0 48px;
  font-weight: 400;
}
.hero-actions { display: flex; gap: var(--space-4); justify-content: flex-start; flex-wrap: wrap; }

/* Scroll cue */
.hero-scroll-cue {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  z-index: 2;
}
.hero-scroll-cue span {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.4), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; transform: scaleY(0.6); }
  50% { opacity: 1; transform: scaleY(1); }
}

/* --- BUTTONS --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-6);
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  transition: background var(--transition-interactive), color var(--transition-interactive), transform var(--transition-interactive), box-shadow var(--transition-interactive);
}
.btn:active { transform: translateY(0) !important; }
.btn-primary {
  background: var(--teal);
  color: var(--white);
}
.btn-primary:hover { background: var(--teal-dark); transform: translateY(-1px); box-shadow: 0 4px 20px rgba(0,114,206,0.25); }
.btn-ghost {
  border: 1px solid rgba(255,255,255,0.3);
  color: var(--white);
}
.btn-ghost:hover { background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.5); }
.btn-lg { padding: var(--space-4) var(--space-8); font-size: 1rem; }

/* =========================================================
   700 DAYS
   ========================================================= */
.section-problem {
  background: var(--dark-bg);
  text-align: center;
  padding: clamp(var(--space-20), 10vw, var(--space-32)) 0;
}
.stat-headline {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: var(--space-6);
  line-height: 1;
}
.problem-text {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.7);
  max-width: 52ch;
  margin: 0 auto var(--space-4);
}
.problem-text-bold {
  color: var(--teal-light);
  font-weight: 600;
  font-size: 1.15rem;
}

/* =========================================================
   ORIGIN
   ========================================================= */
.section-origin { background: var(--cream); }
.origin-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}
.origin-image img {
  border-radius: 12px;
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}
.origin-content p {
  color: var(--ink-light);
  font-size: 0.95rem;
  line-height: 1.7;
}
.origin-content .section-title { margin-bottom: var(--space-6); }

/* =========================================================
   PLATFORM OVERVIEW
   ========================================================= */
.section-platform { background: var(--cream); }
.platform-header { text-align: center; margin-bottom: var(--space-12); }
.platform-header .section-desc { margin: 0 auto; }
.platform-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
}
.platform-card {
  background: var(--white);
  border-radius: 16px;
  overflow: hidden;
  transition: transform var(--transition-interactive), box-shadow var(--transition-interactive);
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.platform-card:hover { transform: translateY(-4px); box-shadow: 0 16px 48px rgba(0,0,0,0.08); }
.platform-card-img { overflow: hidden; }
.platform-card-img img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out);
}
.platform-card:hover .platform-card-img img { transform: scale(1.04); }
.platform-card-body { padding: var(--space-6) var(--space-6) var(--space-8); }
.platform-card-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: var(--space-2);
}
.platform-card-title {
  font-size: 1.5rem;
  color: var(--ink);
  margin-bottom: var(--space-3);
}
.platform-card-desc {
  font-size: 0.9rem;
  color: var(--ink-muted);
  line-height: 1.6;
  margin-bottom: var(--space-4);
}
.platform-card-cta {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--teal);
  transition: color var(--transition-interactive);
}
.platform-card:hover .platform-card-cta { color: var(--teal-dark); }

/* =========================================================
   PROOF — 57%
   ========================================================= */
.section-proof {
  background: var(--teal);
  color: var(--white);
}
.proof-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}
.proof-number {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 8vw, 6rem);
  font-weight: 800;
  line-height: 1;
  margin-bottom: var(--space-3);
}
.proof-label {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  line-height: 1.3;
}
.proof-context p { font-size: 0.95rem; color: rgba(255,255,255,0.85); line-height: 1.7; }

/* =========================================================
   BIOSEEKER
   ========================================================= */
.section-bioseeker { background: var(--cream); }

/* Full-bleed image break */
.section-img-break {
  position: relative;
  height: 50vh;
  min-height: 360px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-12);
}
.parallax-img {
  position: absolute;
  inset: -20% 0;
  width: 100%;
  height: 140%;
  object-fit: cover;
}
.section-img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(13,17,23,0.4), rgba(13,17,23,0.7));
}
.section-img-text {
  position: relative;
  z-index: 2;
  text-align: center;
}

/* BioSeeker content */
.bio-claim {
  text-align: center;
  padding: var(--space-12) 0 var(--space-10);
}
.bio-claim p {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.5vw, 1.5rem);
  font-weight: 600;
  color: var(--ink);
  max-width: 52ch;
  margin: 0 auto;
  line-height: 1.5;
}

/* Stats strip */
.bio-stats-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  padding: var(--space-8) 0;
  border-top: 1px solid var(--cream-dark);
  border-bottom: 1px solid var(--cream-dark);
  margin-bottom: var(--space-12);
}
.bio-stat { text-align: center; }
.bio-stat-value {
  display: block;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--teal);
  margin-bottom: var(--space-1);
}
.bio-stat-label {
  display: block;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
  color: var(--ink-muted);
  text-transform: uppercase;
}

/* Cost Comparison */
.cost-comparison {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  margin-bottom: var(--space-16);
}
.cost-card {
  flex: 1;
  padding: var(--space-8);
  border-radius: 16px;
}
.cost-card-industry {
  background: var(--dark-bg);
  color: var(--white);
}
.cost-card-seek {
  background: var(--teal);
  color: var(--white);
}
.cost-card-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  margin-bottom: var(--space-4);
}
.cost-card-value {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  margin-bottom: var(--space-6);
}
.cost-card-list li {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.8);
  padding: var(--space-2) 0;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.cost-vs {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ink-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  flex-shrink: 0;
}

/* Process steps */
.bio-process-title {
  font-size: 1.35rem;
  margin-bottom: var(--space-8);
}
.bio-steps { display: flex; flex-direction: column; gap: var(--space-8); margin-bottom: var(--space-8); }
.bio-step {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: var(--space-6);
}
.bio-step-num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--teal);
  padding-top: 2px;
}
.bio-step-body h4 {
  font-size: 1.1rem;
  color: var(--ink);
  margin-bottom: var(--space-2);
}
.bio-step-claim {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: var(--space-2);
}
.bio-step-body p { font-size: 0.9rem; color: var(--ink-muted); line-height: 1.65; }
.bio-callout {
  margin-top: var(--space-4);
  padding: var(--space-4) var(--space-5);
  background: rgba(0, 114, 206, 0.06);
  border-left: 3px solid var(--teal);
  border-radius: 0 8px 8px 0;
  font-size: 0.85rem;
  color: var(--ink-light);
  line-height: 1.6;
}

/* =========================================================
   DISEASE ATLAS
   ========================================================= */
.section-atlas {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: clamp(var(--space-20), 10vw, var(--space-32)) 0;
}
.atlas-bg {
  position: absolute;
  inset: 0;
}
.atlas-bg .parallax-img {
  inset: -20% 0;
  height: 140%;
}
.atlas-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(13,17,23,0.88), rgba(13,17,23,0.6));
}
.atlas-content {
  position: relative;
  z-index: 2;
  max-width: 780px;
}
.atlas-content .section-label {
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  margin-bottom: var(--space-4);
}
.atlas-content .section-title {
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  margin-bottom: var(--space-6);
}
.atlas-content p {
  font-size: clamp(1.05rem, 1.5vw, 1.2rem);
  line-height: 1.7;
}
.atlas-stats {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  margin-top: var(--space-10);
}
.atlas-stat {
  font-size: clamp(1.05rem, 1.5vw, 1.2rem);
  color: rgba(255,255,255,0.85);
  line-height: 1.5;
}
.atlas-stat span {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.35rem, 2vw, 1.75rem);
  color: var(--teal-light);
  margin-right: var(--space-3);
}

/* =========================================================
   PTAP
   ========================================================= */
.section-ptap { background: var(--cream); }
.section-ptap > .container > .section-desc {
  max-width: 56ch;
  margin-bottom: var(--space-12);
}

/* Mechanism cards */
.ptap-mechanism {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  margin: var(--space-10) 0 var(--space-12);
}
.ptap-mech-card {
  background: var(--white);
  padding: var(--space-6);
  border-radius: 12px;
  border: 1px solid var(--cream-dark);
}
.ptap-mech-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--teal);
  margin-bottom: var(--space-3);
}
.ptap-mech-card h4 {
  font-size: 1.05rem;
  margin-bottom: var(--space-3);
  color: var(--ink);
}
.ptap-mech-card p {
  font-size: 0.875rem;
  color: var(--ink-muted);
  line-height: 1.65;
}
.ptap-tech-tag {
  display: block;
  margin-top: var(--space-4);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  color: var(--teal);
  text-transform: uppercase;
}

/* Effector grid */
.ptap-eff-title {
  font-size: 1.35rem;
  margin-top: var(--space-12);
  margin-bottom: var(--space-8);
}
.ptap-eff-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}
.ptap-eff-card {
  background: var(--dark-bg);
  color: var(--white);
  padding: var(--space-6);
  border-radius: 12px;
}
.ptap-eff-card h4 {
  font-size: 1.25rem;
  margin-bottom: var(--space-2);
}
.ptap-eff-target {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal-light);
  margin-bottom: var(--space-4);
}
.ptap-eff-card p:last-child {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.6;
}

/* =========================================================
   ADVANTAGES
   ========================================================= */
.section-advantages { background: var(--white); padding-top: 0; padding-bottom: 0; }
.section-advantages > .container {
  padding-top: clamp(var(--space-16), 8vw, var(--space-24));
  padding-bottom: clamp(var(--space-16), 8vw, var(--space-24));
}

/* Thesis block */
.adv-thesis {
  text-align: center;
  max-width: 780px;
  margin: 0 auto var(--space-16);
}
.adv-thesis-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.5vw, 2.25rem);
  font-weight: 700;
  color: var(--ink);
  line-height: 1.2;
  margin-bottom: var(--space-6);
}
.adv-thesis-body {
  font-size: 1.05rem;
  color: var(--ink-light);
  line-height: 1.75;
  max-width: 64ch;
  margin: 0 auto;
}

/* Advantage pillars — 4-col grid */
.adv-pillars {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  margin-bottom: var(--space-16);
}
.adv-pillar {
  background: var(--cream);
  padding: var(--space-6);
  border-radius: 14px;
  border: 1px solid var(--cream-dark);
  transition: transform var(--transition-interactive), box-shadow var(--transition-interactive);
}
.adv-pillar:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 36px rgba(0,0,0,0.06);
}
.adv-pillar-icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-4);
}
.adv-pillar-icon svg {
  width: 100%;
  height: 100%;
}
.adv-pillar h4 {
  font-size: 1.05rem;
  color: var(--ink);
  margin-bottom: var(--space-1);
}
.adv-pillar-context {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: var(--space-3);
}
.adv-pillar > p:last-child {
  font-size: 0.875rem;
  color: var(--ink-muted);
  line-height: 1.65;
}

/* Comparison table */
.adv-compare {
  margin-bottom: var(--space-16);
}
.adv-compare-title {
  font-size: 1.35rem;
  color: var(--ink);
  margin-bottom: var(--space-8);
}
.adv-table-wrap {
  overflow-x: auto;
  border-radius: 14px;
  border: 1px solid var(--cream-dark);
  background: var(--cream);
}
.adv-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  min-width: 700px;
}
.adv-table th,
.adv-table td {
  padding: var(--space-4) var(--space-5);
  text-align: left;
  border-bottom: 1px solid var(--cream-dark);
  vertical-align: top;
}
.adv-table thead th {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-muted);
  background: var(--white);
  border-bottom: 2px solid var(--cream-dark);
  white-space: nowrap;
}
.adv-th-ptap {
  color: var(--teal) !important;
  font-weight: 700 !important;
}
.adv-row-label {
  font-weight: 600;
  color: var(--ink);
  white-space: nowrap;
  font-size: 0.8rem;
}
.adv-td-ptap {
  color: var(--teal);
  font-weight: 600;
  background: rgba(0, 114, 206, 0.04);
}
.adv-table tbody tr:last-child td { border-bottom: none; }
.adv-table tbody td {
  color: var(--ink-light);
  line-height: 1.5;
}

/* Pull quote */
.adv-pullquote {
  text-align: center;
  padding: var(--space-10) 0 0;
}
.adv-pullquote p {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.2vw, 1.4rem);
  font-weight: 600;
  color: var(--ink);
  max-width: 52ch;
  margin: 0 auto;
  line-height: 1.5;
}

/* =========================================================
   PIPELINE
   ========================================================= */
.section-pipeline { background: var(--white); padding-bottom: var(--space-16); }
.section-pipeline > .container > div:first-child { margin-bottom: var(--space-12); }

.pipeline-program {
  margin-bottom: var(--space-12);
  background: var(--cream);
  border-radius: 16px;
  overflow: hidden;
}
.pipeline-program-img {
  position: relative;
  height: 280px;
  overflow: hidden;
}
.pipeline-program-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.pipeline-img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 40%, rgba(0,0,0,0.5));
}
.pipeline-img-badge {
  position: absolute;
  bottom: var(--space-4);
  left: var(--space-6);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--white);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.pipeline-indicator {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
}
.pipeline-preclinical { background: var(--amber); }
.pipeline-discovery { background: var(--teal-light); }
.pipeline-exploratory { background: #8B5CF6; }

.pipeline-program-body { padding: var(--space-6) var(--space-8) var(--space-8); }
.pipeline-no-img {
  padding-top: var(--space-8);
}
.pipeline-name {
  font-size: 1.5rem;
  color: var(--ink);
  margin-bottom: var(--space-2);
}
.pipeline-stage-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-muted);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}
.pipeline-program-grid {
  display: grid;
  grid-template-columns: 1fr 240px;
  gap: var(--space-8);
  margin-top: var(--space-6);
}
.pipeline-section { margin-bottom: var(--space-5); }
.pipeline-section h4 {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--teal);
  margin-bottom: var(--space-2);
}
.pipeline-section p {
  font-size: 0.875rem;
  color: var(--ink-light);
  line-height: 1.65;
}

/* Pipeline stats sidebar */
.pipeline-stats-sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.pipeline-stat {
  background: var(--white);
  padding: var(--space-4);
  border-radius: 10px;
  text-align: center;
}
.pipeline-stat-val {
  display: block;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--teal);
  margin-bottom: 2px;
}
.pipeline-stat-lbl {
  display: block;
  font-size: 0.7rem;
  font-family: var(--font-mono);
  color: var(--ink-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* IP strip */
.pipeline-ip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  padding: var(--space-8) 0;
  border-top: 1px solid var(--cream-dark);
  margin-top: var(--space-4);
}
.pipeline-ip-stat {
  text-align: center;
  font-size: 0.85rem;
  color: var(--ink-muted);
}
.pipeline-ip-stat span {
  display: block;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 2px;
}

/* =========================================================
   SCIENCE
   ========================================================= */
.section-science { background: var(--cream); }
.science-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-8);
}
.science-card {
  background: var(--white);
  padding: var(--space-6);
  border-radius: 12px;
  border: 1px solid var(--cream-dark);
}
.science-card h4 {
  font-size: 1rem;
  color: var(--ink);
  margin-bottom: var(--space-3);
}
.science-card p {
  font-size: 0.875rem;
  color: var(--ink-muted);
  line-height: 1.65;
}

/* =========================================================
   FEDERAL
   ========================================================= */
.section-federal {
  background: var(--dark-bg);
  color: var(--white);
  text-align: center;
}
.section-federal .section-label { color: var(--teal-light); }
.section-federal .section-title { color: var(--white); }
.section-federal .section-desc { color: rgba(255,255,255,0.7); margin: 0 auto var(--space-10); }
.federal-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: center;
}
.federal-badge {
  padding: var(--space-3) var(--space-6);
  border: 1px solid var(--dark-border);
  border-radius: 8px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.75);
  transition: border-color var(--transition-interactive), color var(--transition-interactive);
}
.federal-badge:hover { border-color: var(--teal-light); color: var(--teal-light); }

/* =========================================================
   NEWS
   ========================================================= */
.section-news { background: var(--cream); }
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-8);
}
.news-card {
  background: var(--white);
  padding: var(--space-6);
  border-radius: 12px;
  border: 1px solid var(--cream-dark);
  transition: transform var(--transition-interactive), box-shadow var(--transition-interactive);
}
.news-card:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.06); }
.news-type {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--teal);
  display: block;
  margin-bottom: var(--space-3);
}
.news-card h4 {
  font-size: 1rem;
  color: var(--ink);
  line-height: 1.4;
  margin-bottom: var(--space-3);
}
.news-date {
  font-size: 0.8rem;
  color: var(--ink-muted);
}

/* =========================================================
   CTA
   ========================================================= */
.section-cta {
  background: var(--dark-bg);
  text-align: center;
  padding: clamp(var(--space-20), 10vw, var(--space-32)) 0;
}
.cta-title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  color: var(--white);
  margin-bottom: var(--space-6);
}
.cta-desc {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.7);
  max-width: 52ch;
  margin: 0 auto var(--space-8);
}
.cta-actions {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

/* =========================================================
   FOOTER
   ========================================================= */
.footer {
  background: #141E2B;
  border-top: none;
  padding: var(--space-16) 0 var(--space-8);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-12);
}

.footer-brand .logo-img { margin-bottom: var(--space-4); }
.footer-tagline {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.6;
  margin-bottom: var(--space-2);
}
.footer-location {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.55);
}
.footer-col h4 {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.55);
  margin-bottom: var(--space-2);
}
/* Kill the WP block-gap (12px) on the footer column group and any nav top margin */
.wp-block-group.footer-col,
.wp-block-group.footer-col--follow,
.wp-block-group.footer-col--newsletter {
  gap: 0 !important;
  row-gap: 0 !important;
}
/* Set color on the nav container so wp-block-navigation's `color:inherit` cascades white */
.footer-col .wp-block-navigation,
.footer-col nav {
  color: rgba(255,255,255,0.65);
  margin-top: 0 !important;
}
.footer-col a,
.footer-col .wp-block-navigation-item__content {
  display: block;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.65) !important;
  padding: var(--space-1) 0;
  transition: color var(--transition-interactive);
  text-decoration: none;
}
.footer-col a:hover,
.footer-col .wp-block-navigation-item__content:hover { color: var(--white) !important; }
.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding-top: var(--space-6);
  border-top: 1px solid var(--dark-border);
}
.footer-bottom p { font-size: 0.8rem; color: rgba(255,255,255,0.55); }
.footer-disclaimer p {
  font-size: 0.72rem;
  line-height: 1.55;
  color: rgba(255,255,255,0.55);
  max-width: 1100px;
}
.footer-disclaimer strong { color: rgba(255,255,255,0.65); font-weight: 500; }
.footer-copyright { font-size: 0.78rem; color: rgba(255,255,255,0.55); }
.footer-legal { display: flex; gap: var(--space-6); }
.footer-legal a {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.45);
  transition: color var(--transition-interactive);
}
.footer-legal a:hover { color: var(--white); }

/* Newsletter inputs on dark footer */
.footer-newsletter-input {
  background: var(--dark-surface);
  border: 1px solid var(--dark-border);
  color: var(--white);
}
.footer-newsletter-input::placeholder {
  color: rgba(255,255,255,0.4);
}
.footer-newsletter-input:focus {
  border-color: var(--teal);
  background: var(--dark-surface);
}

/* Social links block (wp-block-social-links) on dark footer */
.footer .wp-block-social-link a,
.footer .wp-block-social-link-anchor,
.footer-col--follow .footer-social-link {
  color: rgba(255,255,255,0.6) !important;
  background-color: transparent !important;
}
.footer .wp-block-social-link a:hover,
.footer .wp-block-social-link-anchor:hover,
.footer-col--follow .footer-social-link:hover {
  color: var(--white) !important;
  opacity: 1 !important;
}
.footer .wp-block-social-link {
  background-color: transparent !important;
}
.footer .wp-block-social-links {
  gap: var(--space-5) !important;
}

/* =========================================================
   GSAP INITIAL STATES (pre-animation)
   ========================================================= */
[data-anim="fade-up"] {
  opacity: 0;
  transform: translateY(24px);
}
[data-anim="hero"] {
  opacity: 0;
}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 1024px) {
  .adv-pillars { grid-template-columns: repeat(2, 1fr); }
  .pipeline-program-grid { grid-template-columns: 1fr; }
  .pipeline-stats-sidebar { flex-direction: row; flex-wrap: wrap; }
  .pipeline-stat { flex: 1; min-width: 120px; }
  .ptap-mechanism { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-desktop { display: none; }
  .mobile-menu-btn { display: flex; }

  .hero-title { font-size: clamp(2rem, 8vw, 3rem); }
  .hero-subtitle { font-size: 1rem; }

  .origin-grid { grid-template-columns: 1fr; gap: var(--space-8); }
  .origin-image { order: -1; }

  .platform-cards { grid-template-columns: 1fr; }
  .proof-grid { grid-template-columns: 1fr; text-align: center; }

  .bio-stats-strip { grid-template-columns: repeat(2, 1fr); }

  .cost-comparison { flex-direction: column; }
  .cost-vs { display: none; }

  .bio-step { grid-template-columns: 40px 1fr; gap: var(--space-4); }

  .ptap-eff-grid { grid-template-columns: 1fr; }

  .pipeline-program-body { padding: var(--space-5) var(--space-5) var(--space-6); }

  .adv-pillars { grid-template-columns: 1fr; }
  .science-grid { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }

  .pipeline-ip { grid-template-columns: repeat(2, 1fr); }

  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-6); }
  .footer-brand { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; gap: var(--space-3); text-align: center; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .bio-stats-strip { grid-template-columns: 1fr 1fr; }
  .pipeline-program-img { height: 200px; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  [data-anim="fade-up"],
  [data-anim="hero"] {
    opacity: 1;
    transform: none;
  }
}