/* Concentric BioServices - Final Clean CSS System
   Red/white professional pharma consulting theme.
   Contrast locked: default text is dark; white text only appears on dark/red sections. */
:root{
  --red:#b20d22;
  --red-dark:#7d0717;
  --red-soft:#fff3f5;
  --ink:#1b1f24;
  --muted:#5f6975;
  --line:#e6e8eb;
  --light:#f7f7f8;
  --white:#ffffff;
  --shadow:0 18px 45px rgba(16,24,40,.08);
  --radius:18px;
  --max:1160px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--white);color:var(--ink);font-family:Arial, Helvetica, sans-serif;line-height:1.6;font-size:16px}
p,li,dd,dt{color:var(--ink)}
h1,h2,h3,h4{color:var(--ink);line-height:1.15;margin:0 0 16px;font-weight:800;letter-spacing:-.02em}
h1{font-size:clamp(2.35rem,5vw,4.5rem)}
h2{font-size:clamp(1.8rem,3vw,2.65rem)}
h3{font-size:1.25rem}
a{color:var(--red);text-decoration:none;font-weight:700}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}
.container{width:min(var(--max),calc(100% - 40px));margin-inline:auto}
.site-header{background:var(--white);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50;box-shadow:0 4px 20px rgba(16,24,40,.04)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:22px;min-height:86px}
.brand{display:flex;align-items:center;gap:14px;color:var(--ink);font-weight:800;text-decoration:none}
.brand img{height:56px;width:auto;object-fit:contain}
.brand span{font-size:1.02rem;line-height:1.15;color:var(--ink)}
.nav{display:flex;align-items:center;gap:18px;flex-wrap:wrap;justify-content:flex-end}
.nav a{color:var(--ink);font-size:.94rem;font-weight:700;text-decoration:none;border-bottom:2px solid transparent;padding:8px 0}
.nav a:hover,.nav a.active{color:var(--red);border-bottom-color:var(--red);text-decoration:none}
.nav .nav-cta{background:var(--red);color:var(--white)!important;padding:11px 16px;border-radius:999px;border-bottom:0;box-shadow:0 10px 22px rgba(178,13,34,.18)}
.nav .nav-cta:hover{background:var(--red-dark);text-decoration:none}
.hero{background:linear-gradient(135deg,#ffffff 0%,#fafafa 48%,#fff2f4 100%);border-bottom:1px solid var(--line);padding:80px 0 56px}
.hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:42px;align-items:center}
.eyebrow{display:inline-block;color:var(--red);font-weight:900;text-transform:uppercase;letter-spacing:.12em;font-size:.78rem;margin-bottom:14px}
.lead{font-size:1.2rem;color:#2b3036;max-width:780px;margin:0 0 22px}.sublead{font-size:1.05rem;color:var(--muted);max-width:820px;margin:0 0 24px}
.hero-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow)}
.hero-card h3{color:var(--red);margin-bottom:8px}.hero-card p{color:var(--ink);margin:0 0 14px}.hero-list{margin:0;padding-left:20px}.hero-list li{margin:7px 0}
.btn-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;padding:13px 20px;font-weight:800;text-decoration:none;border:2px solid transparent;line-height:1.1;cursor:pointer}.btn:hover{text-decoration:none}.btn-primary{background:var(--red);color:var(--white)!important;border-color:var(--red)}.btn-primary:hover{background:var(--red-dark);border-color:var(--red-dark)}.btn-secondary{background:var(--white);color:var(--red)!important;border-color:var(--red)}.btn-secondary:hover{background:var(--red-soft)}
.info-banner{background:var(--red)!important;color:var(--white)!important;padding:20px 28px;border-radius:16px;margin:28px 0;border-left:8px solid var(--red-dark);box-shadow:0 16px 34px rgba(178,13,34,.16)}.info-banner p,.info-banner strong,.info-banner a{color:var(--white)!important;margin:0}.info-banner a{text-decoration:underline}
section{padding:70px 0;background:var(--white);color:var(--ink)}.section-light{background:var(--light);color:var(--ink)}.section-red{background:linear-gradient(135deg,var(--red),var(--red-dark));color:var(--white)}.section-red h1,.section-red h2,.section-red h3,.section-red p,.section-red li,.section-red a{color:var(--white)}.section-red .btn-secondary{background:transparent;color:var(--white)!important;border-color:var(--white)}.section-red .btn-secondary:hover{background:rgba(255,255,255,.12)}
.section-kicker{color:var(--red);font-weight:900;text-transform:uppercase;letter-spacing:.12em;font-size:.78rem;margin-bottom:10px}.section-intro{max-width:850px;color:var(--muted);font-size:1.08rem;margin:0 0 30px}.grid{display:grid;gap:22px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:0 10px 28px rgba(16,24,40,.05);color:var(--ink)}.card h3{color:var(--ink)}.card p{color:#30363d;margin:0}.card .icon{width:42px;height:42px;border-radius:12px;background:var(--red-soft);color:var(--red);display:grid;place-items:center;font-weight:900;margin-bottom:14px}.card.featured{border-top:5px solid var(--red);box-shadow:var(--shadow)}
.check-list{list-style:none;padding:0;margin:0}.check-list li{position:relative;padding-left:28px;margin:10px 0;color:var(--ink)}.check-list li:before{content:"✓";position:absolute;left:0;top:0;color:var(--red);font-weight:900}.number-list{counter-reset:item;list-style:none;padding:0;margin:0}.number-list li{counter-increment:item;background:var(--white);border:1px solid var(--line);border-radius:14px;padding:18px 18px 18px 58px;margin-bottom:12px;position:relative;color:var(--ink)}.number-list li:before{content:counter(item);position:absolute;left:18px;top:16px;background:var(--red);color:var(--white);border-radius:50%;width:28px;height:28px;display:grid;place-items:center;font-weight:900}
.page-hero{padding:58px 0 42px;background:linear-gradient(135deg,#fff,#fff4f5);border-bottom:1px solid var(--line)}.page-hero p{font-size:1.14rem;max-width:850px;color:#30363d}.breadcrumb{font-size:.9rem;color:var(--muted);margin-bottom:14px}.breadcrumb a{color:var(--red)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:38px;align-items:start}.callout{background:var(--red-soft);border:1px solid #ffd7de;border-left:6px solid var(--red);border-radius:16px;padding:24px;color:var(--ink)}.callout p{color:var(--ink);margin:0}.mini-cta{background:var(--ink);color:var(--white);border-radius:var(--radius);padding:34px}.mini-cta h2,.mini-cta p{color:var(--white)}
.footer{background:#15171a;color:var(--white);padding:48px 0 22px}.footer p,.footer li,.footer a,.footer h3{color:var(--white)}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:30px}.footer-logo{height:54px;width:auto;margin-bottom:16px;background:var(--white);border-radius:8px;padding:6px}.footer-links{list-style:none;padding:0;margin:0}.footer-links li{margin:8px 0}.footer-bottom{border-top:1px solid rgba(255,255,255,.18);margin-top:32px;padding-top:18px;color:rgba(255,255,255,.75);font-size:.9rem}
.form{display:grid;gap:14px}.form label{font-weight:800;color:var(--ink)}.form input,.form textarea,.form select{width:100%;padding:13px 14px;border:1px solid #cfd5dd;border-radius:10px;color:var(--ink);background:var(--white);font:inherit}.form textarea{min-height:150px}.form button{border:0}.disclaimer{font-size:.92rem;color:var(--muted);margin-top:16px}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:16px;background:var(--white)}table{width:100%;border-collapse:collapse}th,td{padding:14px;border-bottom:1px solid var(--line);text-align:left;color:var(--ink)}th{background:var(--red-soft);color:var(--ink);font-weight:900}
@media (max-width:900px){.hero-grid,.split,.footer-grid{grid-template-columns:1fr}.grid-3,.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.nav-wrap{align-items:flex-start;flex-direction:column;padding:16px 0}.nav{justify-content:flex-start}.hero{padding:54px 0 42px}}
@media (max-width:640px){.container{width:min(100% - 28px,var(--max))}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.brand img{height:48px}.nav{gap:12px}.nav a{font-size:.9rem}.hero-card{padding:22px}.btn{width:100%}}