/* iPathology Laboratory — site styles */
:root {
  --navy: #232f5e;
  --ink: #1d2547;
  --body: #4a5069;
  --blue: #4557ce;
  --pink: #e5427c;
  --orange: #f2a03d;
  --bg: #ffffff;
  --bg-soft: #f5f6fa;
  --bg-navy: #1d2547;
  --line: #e3e6f0;
  --radius: 12px;
  --shadow: 0 8px 30px rgba(29, 37, 71, 0.08);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Poppins', 'Segoe UI', system-ui, sans-serif;
  color: var(--body);
  background: var(--bg);
  line-height: 1.7;
  font-size: 16px;
}
img { max-width: 100%; display: block; }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { color: var(--ink); line-height: 1.25; font-weight: 700; }
h1 { font-size: clamp(1.9rem, 4.5vw, 3rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); }
h3 { font-size: 1.15rem; }
.container { max-width: 1140px; margin: 0 auto; padding: 0 22px; }
section { padding: 72px 0; }
.section-soft { background: var(--bg-soft); }
.kicker {
  display: block; font-size: 0.78rem; font-weight: 600; letter-spacing: 0.18em;
  text-transform: uppercase; margin-bottom: 12px;
}
.kicker.blue { color: var(--blue); } .kicker.pink { color: var(--pink); } .kicker.orange { color: var(--orange); }
.lead { font-size: 1.08rem; max-width: 640px; }
.center { text-align: center; }
.center .lead { margin: 0 auto; }

/* Buttons */
.btn {
  display: inline-block; padding: 13px 28px; border-radius: 8px; font-weight: 600;
  font-size: 0.95rem; transition: all 0.2s ease; border: 2px solid transparent; cursor: pointer;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover { background: #3646b0; }
.btn-outline { border-color: #fff; color: #fff; }
.btn-outline:hover { background: rgba(255,255,255,0.12); }
.btn-ghost { border-color: var(--blue); color: var(--blue); }
.btn-ghost:hover { background: var(--blue); color: #fff; }

/* Header */
header {
  position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,0.96);
  backdrop-filter: blur(8px); border-bottom: 1px solid var(--line);
}
.nav-wrap { display: flex; align-items: center; justify-content: space-between; height: 74px; }
.logo { display: flex; align-items: center; gap: 10px; }
.logo svg { height: 44px; width: auto; }
nav ul { display: flex; gap: 30px; list-style: none; align-items: center; }
nav a { color: var(--ink); font-weight: 500; font-size: 0.95rem; }
nav a:hover, nav a.active { color: var(--blue); text-decoration: none; }
.nav-phone {
  display: inline-block; background: var(--navy); color: #fff !important;
  padding: 9px 18px; border-radius: 8px; font-weight: 600;
}
.nav-phone:hover { background: var(--blue); }
.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 24px; height: 2.5px; background: var(--ink); margin: 5px 0; border-radius: 2px; }

/* Hero */
.hero { position: relative; color: #fff; background: var(--bg-navy); overflow: hidden; }
.hero-bg { position: absolute; inset: 0; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; opacity: 0.28; }
.hero-bg::after { content: ''; position: absolute; inset: 0; background: linear-gradient(100deg, rgba(29,37,71,0.92) 35%, rgba(29,37,71,0.55)); }
.hero-inner { position: relative; z-index: 1; padding: 110px 0 90px; max-width: 680px; }
.hero h1 { color: #fff; margin-bottom: 20px; }
.hero p { font-size: 1.12rem; color: #cdd3ea; margin-bottom: 32px; max-width: 560px; }
.hero .badge-line { font-size: 0.78rem; letter-spacing: 0.16em; text-transform: uppercase; color: #9aa4d0; margin-bottom: 18px; }
.hero .btn + .btn { margin-left: 12px; }

/* Stats band */
.stats { border-bottom: 1px solid var(--line); }
.stats .container { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; padding-top: 44px; padding-bottom: 44px; }
.stat h3 { font-size: 2rem; color: var(--blue); }
.stat:nth-child(2) h3 { color: var(--pink); }
.stat:nth-child(3) h3 { color: var(--orange); }
.stat p { font-size: 0.92rem; }

/* Three pillars */
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 34px; margin-top: 44px; }
.pillar { border-top: 4px solid var(--blue); padding-top: 22px; }
.pillar:nth-child(2) { border-color: var(--pink); }
.pillar:nth-child(3) { border-color: var(--orange); }
.pillar .num { font-size: 0.78rem; font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase; color: var(--blue); }
.pillar:nth-child(2) .num { color: var(--pink); }
.pillar:nth-child(3) .num { color: var(--orange); }
.pillar h3 { margin: 8px 0 14px; }
.pillar ul { list-style: none; }
.pillar li { padding-left: 20px; position: relative; margin-bottom: 10px; font-size: 0.94rem; }
.pillar li::before { content: ''; position: absolute; left: 0; top: 0.55em; width: 8px; height: 8px; border-radius: 50%; background: var(--blue); }
.pillar:nth-child(2) li::before { background: var(--pink); }
.pillar:nth-child(3) li::before { background: var(--orange); }

/* CTA band */
.cta-band { background: var(--bg-navy); color: #fff; padding: 54px 0; }
.cta-band .container { display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap; }
.cta-band h2 { color: #fff; font-size: clamp(1.3rem, 2.6vw, 1.7rem); max-width: 640px; }
.cta-band strong { color: var(--orange); }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; margin-top: 44px; }
.card {
  background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--blue);
  border-radius: var(--radius); padding: 28px 30px; box-shadow: var(--shadow);
}
.card:nth-child(2) { border-left-color: var(--pink); }
.card:nth-child(3) { border-left-color: var(--orange); }
.card:nth-child(4) { border-left-color: var(--navy); }
.card h3 { margin-bottom: 10px; }
.card p { font-size: 0.95rem; }

/* Steps */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; margin-top: 44px; }
.step .n {
  width: 38px; height: 38px; border-radius: 50%; background: var(--navy); color: #fff;
  display: flex; align-items: center; justify-content: center; font-weight: 700; margin-bottom: 14px;
}
.step h3 { font-size: 1.02rem; margin-bottom: 8px; }
.step p { font-size: 0.9rem; }

/* Chips */
.chips { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.chip { background: var(--bg-soft); border: 1px solid var(--line); color: var(--ink); font-weight: 500; font-size: 0.92rem; padding: 9px 20px; border-radius: 999px; }

/* Split layout */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; margin-top: 20px; }
.split img { border-radius: var(--radius); box-shadow: var(--shadow); width: 100%; object-fit: cover; }
.split h2 { margin-bottom: 16px; }
.split p + p { margin-top: 14px; }
.checklist { list-style: none; margin-top: 18px; }
.checklist li { padding-left: 30px; position: relative; margin-bottom: 12px; }
.checklist li::before {
  content: '✓'; position: absolute; left: 0; top: 0; color: var(--blue);
  font-weight: 700; font-size: 1.05rem;
}
.checklist.pink li::before { color: var(--pink); }

/* Two-column bullet block */
.supply-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 44px; margin-top: 40px; }

/* Partners */
.partners { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 44px; margin-top: 36px; }
.partners img { height: 56px; width: auto; filter: grayscale(35%); opacity: 0.85; transition: 0.2s; }
.partners img:hover { filter: none; opacity: 1; }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 50px; margin-top: 40px; align-items: start; }
.contact-info h3 { margin: 22px 0 6px; font-size: 0.85rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--blue); }
.contact-info h3:first-child { margin-top: 0; }
.contact-info p { font-size: 1.02rem; color: var(--ink); }
.contact-info a { font-weight: 600; }
form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
label { display: block; font-size: 0.85rem; font-weight: 600; color: var(--ink); margin: 16px 0 6px; }
input, select, textarea {
  width: 100%; padding: 12px 14px; border: 1.5px solid var(--line); border-radius: 8px;
  font-family: inherit; font-size: 0.95rem; color: var(--ink); background: #fff;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--blue); }
textarea { min-height: 130px; resize: vertical; }
.form-note { font-size: 0.82rem; margin-top: 14px; }
.alert { padding: 14px 18px; border-radius: 8px; margin-bottom: 20px; font-weight: 500; }
.alert-ok { background: #e7f6ec; color: #1d6b3a; border: 1px solid #bfe5cc; }
.alert-err { background: #fdecef; color: #a12645; border: 1px solid #f5c6d2; }
.map-embed { margin-top: 56px; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.map-embed iframe { display: block; width: 100%; height: 380px; border: 0; }

/* Legal pages */
.legal { max-width: 820px; margin: 0 auto; }
.legal h1 { margin-bottom: 10px; }
.legal .updated { font-size: 0.88rem; margin-bottom: 34px; }
.legal p { margin-bottom: 16px; font-size: 0.95rem; }
.legal h2 { font-size: 1.2rem; margin: 34px 0 14px; }

/* Footer */
footer { background: var(--bg-navy); color: #aab2d4; padding: 60px 0 0; font-size: 0.92rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 44px; padding-bottom: 44px; }
footer h4 { color: #fff; font-size: 0.85rem; letter-spacing: 0.14em; text-transform: uppercase; margin-bottom: 16px; }
footer ul { list-style: none; }
footer li { margin-bottom: 10px; }
footer a { color: #aab2d4; }
footer a:hover { color: #fff; }
.footer-brand svg { height: 40px; width: auto; margin-bottom: 16px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.12); padding: 20px 0; font-size: 0.8rem; display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap; }

/* Responsive */
@media (max-width: 900px) {
  section { padding: 54px 0; }
  .pillars, .steps { grid-template-columns: 1fr 1fr; }
  .split, .contact-grid, .supply-grid { grid-template-columns: 1fr; }
  .split img { order: -1; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  nav ul {
    display: none; position: absolute; top: 74px; left: 0; right: 0; background: #fff;
    flex-direction: column; padding: 18px 22px 24px; gap: 16px; border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow); align-items: flex-start;
  }
  nav ul.open { display: flex; }
  .nav-toggle { display: block; }
  .stats .container, .pillars, .steps, .cards { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-inner { padding: 80px 0 64px; }
  form .row { grid-template-columns: 1fr; }
}