/* Boston Amino - standalone site styles (blue-led, clinical) */
:root{
  --blue:#1e5fbf;--blue-deep:#123a78;--blue-soft:#eaf2fd;
  --green:#1fae8b;--green-soft:#e6f7f1;--purple:#6d5bd6;--purple-soft:#efecfd;
  --ink:#16233a;--slate:#5a687a;--line:#e4e9f0;
  --shadow:0 10px 30px rgba(22,45,90,.08);--shadow-sm:0 4px 14px rgba(22,45,90,.07);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Segoe UI",-apple-system,Roboto,Helvetica,Arial,sans-serif;color:var(--ink);line-height:1.6;background:#fff;-webkit-font-smoothing:antialiased}
a{color:var(--blue);text-decoration:none}a:hover{color:var(--blue-deep)}
img{max-width:100%;height:auto}
h1,h2,h3,h4{line-height:1.15;letter-spacing:-.01em;margin:0 0 .5em}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-9999px}.skip:focus{left:8px;top:8px;background:#fff;padding:8px;z-index:999}
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:15px;padding:12px 22px;border-radius:10px;border:none;cursor:pointer;transition:.2s;background:var(--blue);color:#fff;box-shadow:0 8px 18px rgba(30,95,191,.28)}
.btn:hover{background:var(--blue-deep);color:#fff}
.btn-ghost{background:#fff;color:var(--blue);border:1.5px solid var(--line);box-shadow:none}
.btn-ghost:hover{border-color:var(--blue)}
.pill{display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;padding:5px 12px;border-radius:999px;background:var(--blue-soft);color:var(--blue)}

/* top bar + sticky header */
.ba-topbar{background:var(--blue-deep);color:#cfe0f7;font-size:13px}
.ba-topbar .wrap{display:flex;justify-content:space-between;align-items:center;min-height:38px;flex-wrap:wrap;gap:4px}
.ba-topbar a{color:#eaf2fd}.ba-topbar .tb-right>*{margin-left:16px}
.ba-header{position:sticky;top:0;z-index:200;background:rgba(255,255,255,.93);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.navrow{display:flex;align-items:center;justify-content:space-between;min-height:72px;gap:20px}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:20px;color:var(--ink)}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand small{font-size:10.5px;font-weight:600;letter-spacing:.14em;color:var(--slate);text-transform:uppercase}
.ba-nav ul{list-style:none;display:flex;gap:4px;align-items:center}
.ba-nav a{display:block;padding:10px 15px;border-radius:9px;font-weight:600;font-size:15px;color:#2b3a52}
.ba-nav a:hover,.ba-nav a.active{background:var(--blue-soft);color:var(--blue)}
.menu-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:10px;font-size:20px;cursor:pointer;color:var(--ink)}

/* hero + sections */
.hero{background:radial-gradient(1100px 500px at 82% -10%,var(--purple-soft),transparent 60%),radial-gradient(900px 480px at -5% 15%,var(--green-soft),transparent 55%),linear-gradient(180deg,#f7faff,#fff)}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;padding:70px 24px 78px}
.hero h1{font-size:44px;margin:14px 0 16px}
.hero h1 .grad{background:linear-gradient(90deg,var(--blue),var(--green));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lead{font-size:18px;color:#42506a;max-width:540px;margin-bottom:24px}
.cta-row{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:26px}
.trust{display:flex;gap:24px;flex-wrap:wrap}
.trust div{display:flex;align-items:center;gap:9px;font-size:14px;font-weight:600;color:#33425c}
.check{width:22px;height:22px;border-radius:50%;background:var(--green-soft);color:var(--green);display:grid;place-items:center;font-size:13px;font-weight:800}
.hero-card{background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);padding:22px}
.molecule{height:150px;border-radius:14px;background:linear-gradient(135deg,var(--blue),var(--purple));display:grid;place-items:center}
.chip{display:inline-flex;align-items:center;gap:7px;background:var(--green-soft);color:#127a5f;font-weight:700;font-size:12.5px;padding:7px 12px;border-radius:9px;margin-top:12px}

.section{padding:66px 0}
.section.alt{background:#fbfcfe;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{max-width:720px;margin:0 auto 40px;text-align:center}
.sec-head h2{font-size:32px;margin:12px 0}
.sec-head p{color:var(--slate);font-size:16.5px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px 24px;box-shadow:var(--shadow-sm)}
.card h3{font-size:18px}.card p{color:var(--slate);font-size:14.5px}
.fic{width:50px;height:50px;border-radius:13px;display:grid;place-items:center;font-size:22px;margin-bottom:14px}
.fic.b{background:var(--blue-soft)}.fic.g{background:var(--green-soft)}.fic.p{background:var(--purple-soft)}

/* product cards */
.prod{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:var(--shadow-sm);transition:.2s;display:flex;flex-direction:column}
.prod:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.prod .thumb{height:150px;position:relative;display:grid;place-items:center;background:linear-gradient(135deg,#eaf2fd,#d5e6fb)}
.prod .thumb.g{background:linear-gradient(135deg,#e6f7f1,#cfeee2)}
.prod .thumb.p{background:linear-gradient(135deg,#efecfd,#e0d9fb)}
.badge-coa{position:absolute;top:12px;left:12px;background:#fff;color:#127a5f;font-weight:700;font-size:11px;padding:5px 9px;border-radius:8px;box-shadow:var(--shadow-sm)}
.prod .body{padding:16px;flex:1;display:flex;flex-direction:column}
.prod .cat{font-size:11.5px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--purple)}
.prod h3{font-size:16.5px;margin:5px 0 3px}
.prod .spec{font-size:13px;color:var(--slate);margin-bottom:12px}
.prod .foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between}
.prod .price{font-size:19px;font-weight:800}

/* content pages */
.page-banner{background:linear-gradient(180deg,#f7faff,#fff);border-bottom:1px solid var(--line);padding:48px 0 40px}
.page-banner .crumb{font-size:13px;color:var(--slate)}
.page-banner h1{font-size:36px;margin:8px 0 6px}
.page-banner p{color:var(--slate);font-size:17px;max-width:760px}
.prose{max-width:820px;margin:0 auto;padding:50px 24px;font-size:16.5px;color:#33425c}
.prose h2{font-size:24px;color:var(--ink);margin:1.6em 0 .5em}
.prose h3{font-size:18px;color:var(--ink);margin:1.3em 0 .4em}
.prose p{margin:0 0 1em}.prose ul{margin:0 0 1em 1.2em}.prose li{margin:.3em 0}
.prose .legal{font-size:14px;color:var(--slate)}
.faq-item{border:1px solid var(--line);border-radius:12px;padding:18px 20px;margin-bottom:14px;background:#fff}
.faq-item h3{font-size:16.5px;margin:0 0 6px;color:var(--ink)}
.faq-item p{margin:0;color:#42506a;font-size:15px}

/* coa band */
.coa-band{background:linear-gradient(135deg,var(--blue-deep),#1c4aa0 55%,var(--purple));color:#fff}
.coa-band .wrap{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;padding:60px 24px}
.coa-band h2{color:#fff;font-size:30px}.coa-band p{color:#d6e2f7;margin-bottom:18px}
.coa-list{list-style:none;display:grid;gap:10px}
.coa-list li{display:flex;gap:10px;align-items:center;color:#eaf2fd;font-size:15px}
.coa-list .ci{width:22px;height:22px;border-radius:6px;background:rgba(31,174,139,.9);display:grid;place-items:center;flex:none;font-size:12px}
.coa-doc{background:#fff;color:var(--ink);border-radius:16px;box-shadow:0 20px 50px rgba(0,0,0,.28);overflow:hidden}
.coa-doc .top{display:flex;justify-content:space-between;align-items:center;padding:14px 18px;border-bottom:2px solid var(--blue-soft);font-weight:700}
.coa-doc table{width:100%;border-collapse:collapse;font-size:13.5px}
.coa-doc td{padding:9px 18px;border-bottom:1px solid #eef2f7}.coa-doc td:last-child{text-align:right;font-weight:700}
.ok{color:var(--green)}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.field{margin-bottom:14px}
.field label{display:block;font-size:13.5px;font-weight:600;margin-bottom:5px}
.field input,.field textarea,.field select{width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:9px;font:inherit}
.info-box{background:#fbfcfe;border:1px solid var(--line);border-radius:14px;padding:24px}

/* footer */
.ba-footer{background:#0f1e33;color:#a9b6c9;padding:52px 0 0}
.ba-footer .cols{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:34px;padding-bottom:30px;border-bottom:1px solid rgba(255,255,255,.09)}
.foot-brand{color:#fff;margin-bottom:12px}.foot-brand small{color:#7f8da0}
.ba-footer .fh{color:#fff;font-size:13px;letter-spacing:.04em;text-transform:uppercase;margin-bottom:14px}
.ba-footer ul{list-style:none;display:grid;gap:9px}
.ba-footer a{font-size:14px;color:#a9b6c9}.ba-footer a:hover{color:#fff}
.ba-footer .desc{font-size:13.5px;color:#8494a8;margin:6px 0 0;max-width:320px}
.foot-bot{display:flex;justify-content:space-between;align-items:center;padding:18px 24px;font-size:12.5px;color:#7f8da0;flex-wrap:wrap;gap:8px}
.ba-disclaim{background:#0b1626;color:#6f7e93;font-size:11.5px;line-height:1.6;padding:14px 0}

/* responsive */
.nav-overlay{display:none}
@media(max-width:1000px){.hero .wrap,.coa-band .wrap,.contact-grid{grid-template-columns:1fr;gap:32px}.grid-3{grid-template-columns:1fr}.grid-4{grid-template-columns:1fr 1fr}.hero h1{font-size:34px}}
@media(max-width:820px){
  .menu-toggle{display:grid;place-items:center}
  .ba-header{backdrop-filter:none;-webkit-backdrop-filter:none;background:#fff}
  .ba-nav{position:fixed;top:0;right:0;bottom:0;left:auto;height:100vh;height:100dvh;width:min(320px,84vw);background:#fff;visibility:hidden;opacity:0;transition:opacity .22s,visibility .22s;padding:78px 16px 24px;box-shadow:-12px 0 40px rgba(0,0,0,.14);z-index:300;overflow-y:auto;-webkit-overflow-scrolling:touch}
  .ba-nav.open{visibility:visible;opacity:1}
  .ba-nav ul{flex-direction:column;align-items:stretch;gap:2px}
  .nav-overlay.show{display:block;position:fixed;inset:0;background:rgba(15,30,51,.4);z-index:150}
  .ba-topbar .tb-right{display:none}
}
@media(max-width:560px){.ba-footer .cols{grid-template-columns:1fr 1fr}.grid-4{grid-template-columns:1fr}.page-banner h1{font-size:28px}}

/* Age gate (SEO-safe overlay) */
.age-gate{display:none;position:fixed;inset:0;z-index:1000;background:rgba(15,30,51,.72);backdrop-filter:blur(4px);align-items:center;justify-content:center;padding:20px}
.age-gate.show{display:flex}
.age-box{background:#fff;border-radius:18px;box-shadow:0 30px 70px rgba(0,0,0,.4);max-width:460px;width:100%;padding:34px 30px;text-align:center}
.age-box h2{font-size:24px;margin:14px 0 10px}
.age-box p{color:#42506a;font-size:15px;margin:0 0 22px}
.age-actions{display:flex;gap:12px;flex-direction:column}
.age-actions .btn{width:100%;justify-content:center}
@media(min-width:480px){.age-actions{flex-direction:row}.age-actions .btn{flex:1}}