/* ═══════════════════════════════════════════════════
   PRECISION PHARMA — Design System
   ═══════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&family=DM+Serif+Display:ital@0;1&family=JetBrains+Mono:wght@400;500&display=swap');

/* ── Tokens ────────────────────────────────────────── */
:root {
  --navy:      #0A2540;
  --navy-deep: #061728;
  --navy-mid:  #0f3460;
  --green:     #00A86B;
  --green-lite:#00d688;
  --green-dim: #007a4e;
  --slate:     #64748b;
  --slate-lite:#94a3b8;
  --white:     #ffffff;
  --off-white: #f8fafc;
  --gray-50:   #f1f5f9;
  --gray-100:  #e2e8f0;
  --gray-200:  #cbd5e1;
  --text:      #0f172a;
  --text-muted:#475569;
  --border:    #e2e8f0;
  --radius-sm: 6px;
  --radius:    12px;
  --radius-lg: 20px;
  --radius-xl: 32px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.05);
  --shadow:    0 4px 16px rgba(0,0,0,.08), 0 2px 6px rgba(0,0,0,.05);
  --shadow-lg: 0 20px 60px rgba(0,0,0,.12), 0 8px 24px rgba(0,0,0,.06);
  --shadow-xl: 0 32px 80px rgba(0,0,0,.16);
  --glow:      0 0 40px rgba(0,168,107,.25);
  --glow-navy: 0 0 60px rgba(10,37,64,.4);
  --font-sans: 'DM Sans', system-ui, sans-serif;
  --font-serif:'DM Serif Display', Georgia, serif;
  --font-mono: 'JetBrains Mono', monospace;
  --ease-spring: cubic-bezier(0.34,1.56,0.64,1);
  --ease-smooth: cubic-bezier(0.4,0,0.2,1);
  --ease-out:    cubic-bezier(0,0,0.2,1);
  --nav-h: 72px;
}

[data-theme="dark"] {
  --text:      #f1f5f9;
  --text-muted:#94a3b8;
  --border:    #1e3a5f;
  --off-white: #0d1f35;
  --gray-50:   #0f2744;
  --gray-100:  #1a3a5c;
  --gray-200:  #1e4976;
  --shadow:    0 4px 16px rgba(0,0,0,.3);
  --shadow-lg: 0 20px 60px rgba(0,0,0,.4);
}

/* ── Reset ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background .3s, color .3s;
}
[data-theme="dark"] body { background: var(--navy-deep); }

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
svg { display: block; }

/* ── Typography ────────────────────────────────────── */
h1, h2, h3, h4, h5 {
  font-family: var(--font-serif);
  line-height: 1.15;
  letter-spacing: -.02em;
}
h1 { font-size: clamp(2.8rem, 6vw, 5.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); }
h3 { font-size: clamp(1.4rem, 2.5vw, 2rem); }
h4 { font-size: 1.2rem; font-family: var(--font-sans); font-weight: 600; }
p  { font-size: 1.0625rem; color: var(--text-muted); line-height: 1.75; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 500;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--green);
  display: flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: '';
  width: 28px;
  height: 2px;
  background: var(--green);
  border-radius: 2px;
  display: inline-block;
  flex-shrink: 0;
}

/* ── Layout ─────────────────────────────────────────── */
.container { max-width: 1240px; margin: 0 auto; padding: 0 24px; }
.container-wide { max-width: 1440px; margin: 0 auto; padding: 0 32px; }
section { padding: 96px 0; }

/* ── Navigation ─────────────────────────────────────── */
#nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 500;
  height: var(--nav-h);
  transition: all .35s var(--ease-smooth);
}
#nav.scrolled {
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(20px) saturate(1.8);
  border-bottom: 1px solid var(--gray-100);
  box-shadow: var(--shadow-sm);
}
[data-theme="dark"] #nav.scrolled {
  background: rgba(6,23,40,.92);
  border-bottom-color: rgba(255,255,255,.06);
}
.nav-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--white);
  transition: color .3s;
  flex-shrink: 0;
}
#nav.scrolled .nav-logo { color: var(--navy); }
[data-theme="dark"] #nav.scrolled .nav-logo { color: var(--white); }
.nav-logo-mark {
  width: 36px; height: 36px;
  background: var(--green);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}
.nav-links a {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: .9rem;
  font-weight: 500;
  color: rgba(255,255,255,.82);
  transition: all .2s;
}
.nav-links a:hover { color: var(--white); background: rgba(255,255,255,.1); }
#nav.scrolled .nav-links a { color: var(--text-muted); }
#nav.scrolled .nav-links a:hover { color: var(--navy); background: var(--gray-50); }
[data-theme="dark"] #nav.scrolled .nav-links a { color: var(--slate-lite); }
[data-theme="dark"] #nav.scrolled .nav-links a:hover { color: var(--white); background: rgba(255,255,255,.08); }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.nav-theme-btn {
  width: 36px; height: 36px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,.7);
  transition: all .2s;
}
#nav.scrolled .nav-theme-btn { color: var(--text-muted); }
.nav-theme-btn:hover { background: rgba(255,255,255,.12); color: var(--white); }
#nav.scrolled .nav-theme-btn:hover { background: var(--gray-50); color: var(--navy); }
.burger {
  display: none;
  width: 36px; height: 36px;
  align-items: center; justify-content: center;
  flex-direction: column; gap: 5px;
  color: rgba(255,255,255,.8);
}
#nav.scrolled .burger { color: var(--navy); }
.burger span {
  display: block; width: 20px; height: 1.5px;
  background: currentColor;
  transition: all .3s;
  transform-origin: center;
}

/* ── Buttons ─────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: .95rem;
  transition: all .25s var(--ease-smooth);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,.12);
  opacity: 0;
  transition: opacity .2s;
}
.btn:hover::after { opacity: 1; }
.btn:active { transform: scale(.97); }

.btn-primary {
  background: var(--green);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(0,168,107,.3);
}
.btn-primary:hover {
  background: var(--green-lite);
  box-shadow: 0 8px 28px rgba(0,168,107,.45), var(--glow);
  transform: translateY(-1px);
}
.btn-outline {
  border: 1.5px solid rgba(255,255,255,.3);
  color: var(--white);
}
.btn-outline:hover {
  border-color: rgba(255,255,255,.7);
  background: rgba(255,255,255,.08);
}
.btn-outline-dark {
  border: 1.5px solid var(--border);
  color: var(--text);
}
.btn-outline-dark:hover {
  border-color: var(--navy);
  background: var(--gray-50);
}
.btn-navy {
  background: var(--navy);
  color: var(--white);
}
.btn-navy:hover {
  background: var(--navy-mid);
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

.btn-sm { padding: 10px 20px; font-size: .85rem; }
.btn-lg { padding: 18px 36px; font-size: 1.05rem; }

/* ── Cards ───────────────────────────────────────────── */
.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all .3s var(--ease-smooth);
  position: relative;
  overflow: hidden;
}
[data-theme="dark"] .card {
  background: rgba(15,52,96,.4);
  border-color: rgba(255,255,255,.06);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--green);
}
.card:hover::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,168,107,.03) 0%, transparent 60%);
  pointer-events: none;
}

.glass-card {
  background: rgba(255,255,255,.08);
  backdrop-filter: blur(20px) saturate(1.5);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius-lg);
  padding: 32px;
}

/* ── Badge ───────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .02em;
}
.badge-green { background: rgba(0,168,107,.12); color: var(--green-dim); border: 1px solid rgba(0,168,107,.2); }
.badge-navy  { background: rgba(10,37,64,.08); color: var(--navy); border: 1px solid rgba(10,37,64,.1); }
.badge-white { background: rgba(255,255,255,.12); color: var(--white); border: 1px solid rgba(255,255,255,.2); }

[data-theme="dark"] .badge-navy { background: rgba(255,255,255,.06); color: var(--slate-lite); border-color: rgba(255,255,255,.1); }

/* ── Section label ───────────────────────────────────── */
.section-label {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

/* ── Divider ─────────────────────────────────────────── */
.divider { width: 100%; height: 1px; background: var(--border); }
[data-theme="dark"] .divider { background: rgba(255,255,255,.06); }

/* ── Form fields ─────────────────────────────────────── */
.field { display: flex; flex-direction: column; gap: 6px; }
.field label {
  font-size: .82rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: .02em;
}
.field input,
.field textarea,
.field select {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-size: .95rem;
  color: var(--text);
  background: var(--white);
  outline: none;
  transition: border-color .2s, box-shadow .2s;
}
.field input:focus,
.field textarea:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(0,168,107,.12); }
[data-theme="dark"] .field input,
[data-theme="dark"] .field textarea,
[data-theme="dark"] .field select {
  background: rgba(15,52,96,.5);
  border-color: rgba(255,255,255,.1);
  color: var(--white);
}
.field textarea { resize: vertical; min-height: 120px; }

/* ── Tags / Filters ──────────────────────────────────── */
.filter-btn {
  padding: 8px 18px;
  border-radius: 20px;
  font-size: .85rem;
  font-weight: 500;
  border: 1.5px solid var(--border);
  color: var(--text-muted);
  background: transparent;
  transition: all .2s;
  cursor: pointer;
}
.filter-btn:hover,
.filter-btn.active {
  background: var(--navy);
  border-color: var(--navy);
  color: var(--white);
}
[data-theme="dark"] .filter-btn.active { background: var(--green); border-color: var(--green); }

/* ── Stats ───────────────────────────────────────────── */
.stat-val {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 5vw, 4rem);
  color: var(--navy);
  line-height: 1;
}
[data-theme="dark"] .stat-val { color: var(--white); }
.stat-val span { color: var(--green); }
.stat-lbl { font-size: .82rem; font-weight: 500; color: var(--text-muted); margin-top: 6px; letter-spacing: .03em; text-transform: uppercase; }

/* ── Animations ──────────────────────────────────────── */
@keyframes fadeUp   { from { opacity:0; transform:translateY(32px); } to { opacity:1; transform:none; } }
@keyframes fadeIn   { from { opacity:0; } to { opacity:1; } }
@keyframes scaleIn  { from { opacity:0; transform:scale(.92); } to { opacity:1; transform:scale(1); } }
@keyframes slideRight { from { transform:translateX(-100%); } to { transform:translateX(0); } }
@keyframes pulse    { 0%,100% { transform:scale(1); } 50% { transform:scale(1.04); } }
@keyframes floatY   { 0%,100% { transform:translateY(0); } 50% { transform:translateY(-12px); } }
@keyframes rotateGlow { from { transform:rotate(0); } to { transform:rotate(360deg); } }
@keyframes countUp  { from { opacity:0; } to { opacity:1; } }
@keyframes shimmer  {
  0%   { background-position: -200% center; }
  100% { background-position:  200% center; }
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .7s var(--ease-out), transform .7s var(--ease-out);
}
.reveal.visible { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }

/* ── Hero ────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--navy-deep);
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,168,107,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,168,107,.06) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at center, black 40%, transparent 80%);
}
.hero-bg-glow {
  position: absolute;
  width: 800px; height: 800px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,168,107,.18) 0%, transparent 65%);
  top: -200px; right: -200px;
  pointer-events: none;
  animation: floatY 8s ease-in-out infinite;
}
.hero-bg-glow-2 {
  position: absolute;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(10,37,64,.6) 0%, transparent 70%);
  bottom: -100px; left: -100px;
  pointer-events: none;
}
.hero-molecules {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  opacity: .25;
}
.hero-content {
  position: relative;
  z-index: 2;
  padding-top: var(--nav-h);
}

/* ── Trust bar ───────────────────────────────────────── */
.trust-bar {
  background: var(--gray-50);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 28px 0;
}
[data-theme="dark"] .trust-bar {
  background: rgba(15,52,96,.3);
  border-color: rgba(255,255,255,.06);
}
.trust-scroll {
  display: flex;
  gap: 48px;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
}
.cert-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .82rem;
  font-weight: 600;
  color: var(--text-muted);
  white-space: nowrap;
}
.cert-icon {
  width: 36px; height: 36px;
  border-radius: 8px;
  background: var(--navy);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
[data-theme="dark"] .cert-icon { background: rgba(255,255,255,.08); }

/* ── Process timeline ────────────────────────────────── */
.process-line {
  position: absolute;
  top: 50%;
  left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--green), var(--navy));
  transform: translateY(-50%);
}
.process-step {
  position: relative;
  flex: 1;
  text-align: center;
  padding: 0 16px;
}
.process-node {
  width: 52px; height: 52px;
  border-radius: 50%;
  background: var(--white);
  border: 2px solid var(--green);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px;
  position: relative;
  z-index: 2;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: .8rem;
  color: var(--green);
  transition: all .3s;
  box-shadow: 0 0 0 6px rgba(0,168,107,.08);
}
[data-theme="dark"] .process-node { background: var(--navy-deep); }
.process-step:hover .process-node {
  background: var(--green);
  color: var(--white);
  box-shadow: 0 0 0 8px rgba(0,168,107,.15), var(--glow);
  transform: scale(1.1);
}

/* ── Product grid ────────────────────────────────────── */
.product-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all .35s var(--ease-smooth);
  display: flex;
  flex-direction: column;
}
[data-theme="dark"] .product-card {
  background: rgba(10,37,64,.5);
  border-color: rgba(255,255,255,.07);
}
.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg), 0 0 0 1px var(--green);
}
.product-card-header {
  padding: 28px 28px 20px;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 100%);
  position: relative;
  overflow: hidden;
}
.product-card-header::after {
  content: '';
  position: absolute;
  width: 120px; height: 120px;
  border-radius: 50%;
  background: rgba(0,168,107,.15);
  bottom: -40px; right: -20px;
}
.product-card-body { padding: 24px 28px; flex: 1; }
.product-card-footer { padding: 16px 28px 24px; display: flex; gap: 8px; }

/* ── Modal ───────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(6,23,40,.7);
  backdrop-filter: blur(8px);
  z-index: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  transition: opacity .3s;
}
.modal-overlay.open { opacity: 1; }
.modal-box {
  background: var(--white);
  border-radius: var(--radius-xl);
  max-width: 640px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  transform: scale(.92) translateY(16px);
  transition: transform .35s var(--ease-spring);
}
.modal-overlay.open .modal-box { transform: scale(1) translateY(0); }
[data-theme="dark"] .modal-box { background: var(--navy-deep); border: 1px solid rgba(255,255,255,.08); }
.modal-header {
  padding: 32px 32px 0;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}
.modal-body { padding: 24px 32px 32px; }
.modal-close {
  width: 36px; height: 36px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-muted);
  transition: all .2s;
  flex-shrink: 0;
  margin-left: 12px;
}
.modal-close:hover { background: var(--gray-50); color: var(--text); }
[data-theme="dark"] .modal-close:hover { background: rgba(255,255,255,.08); color: var(--white); }

/* ── Footer ──────────────────────────────────────────── */
footer {
  background: var(--navy-deep);
  color: rgba(255,255,255,.6);
  padding: 72px 0 32px;
}
.footer-logo { color: var(--white); font-family: var(--font-serif); font-size: 1.1rem; }
.footer-link {
  color: rgba(255,255,255,.55);
  font-size: .88rem;
  transition: color .2s;
  display: block;
  padding: 4px 0;
}
.footer-link:hover { color: var(--green); }
.footer-heading {
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(255,255,255,.3);
  margin-bottom: 16px;
}
.footer-divider { border: none; height: 1px; background: rgba(255,255,255,.06); margin: 40px 0 24px; }

/* ── Misc ────────────────────────────────────────────── */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: .78rem;
  font-weight: 600;
  background: rgba(0,168,107,.1);
  color: var(--green-dim);
  border: 1px solid rgba(0,168,107,.2);
}
.dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--green);
  animation: pulse 2s ease-in-out infinite;
  flex-shrink: 0;
}
.gradient-text {
  background: linear-gradient(135deg, var(--green) 0%, #00d688 50%, var(--green) 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 4s linear infinite;
}

/* ── Dark bg text overrides ──────────────────────────── */
.on-dark h1, .on-dark h2, .on-dark h3, .on-dark h4 { color: var(--white); }
.on-dark p { color: rgba(255,255,255,.65); }
.on-dark .eyebrow { color: var(--green-lite); }
.on-dark .eyebrow::before { background: var(--green-lite); }

/* ── Scrollbar ───────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--gray-200); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--slate); }

/* ── Focus ───────────────────────────────────────────── */
:focus-visible { outline: 2.5px solid var(--green); outline-offset: 3px; border-radius: 4px; }

/* ── Responsive ──────────────────────────────────────── */
@media (max-width: 1024px) {
  section { padding: 72px 0; }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .burger { display: flex; }
  section { padding: 56px 0; }
  h1 { font-size: clamp(2.2rem, 8vw, 3.2rem); }
  h2 { font-size: clamp(1.8rem, 6vw, 2.6rem); }
}
@media (max-width: 480px) {
  .container { padding: 0 16px; }
}