/* Better Solution Research — monochrome black / metallic-silver aesthetic (matches logo) */
:root{
  --black:#0a0a0a;
  --black-2:#151515;
  --ink:#14181d;
  --slate:#5c6672;
  --line:#e4e7ec;
  --bg:#f5f6f8;
  --white:#ffffff;
  --accent:#14181d;      /* near-black accent (was teal) */
  --accent-d:#000000;
  --silver:#c9d0d8;      /* light accent for dark backgrounds */
  --silver-d:#8b95a1;
  --amber:#b8791f;
  --radius:14px;
  --shadow:0 1px 3px rgba(10,10,10,.06),0 10px 30px rgba(10,10,10,.08);
  --font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}

/* ---------- RUO top strip ---------- */
.ruo-strip{background:#000;color:#b9c0c8;font-size:12.5px;letter-spacing:.02em;text-align:center;padding:8px 16px}
.ruo-strip strong{color:#fff}

/* ---------- Header (black to seat the logo) ---------- */
header.site{position:sticky;top:0;z-index:50;background:rgba(10,10,10,.92);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.08)}
.nav{display:flex;align-items:center;justify-content:space-between;height:80px}
.brand{display:flex;align-items:center;gap:13px}
.brandtext{display:flex;flex-direction:column;line-height:1}
.brandtext b{font-size:17px;font-weight:800;letter-spacing:.12em;white-space:nowrap;background:linear-gradient(180deg,#ffffff,#aeb6bf);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.brandtext span{font-size:10px;font-weight:600;letter-spacing:.52em;color:#8b95a1;margin-top:4px;padding-left:.2em}
.brand-rocket{height:34px;width:auto}
.brand .logo{height:44px;width:auto}
.nav-links{display:flex;gap:30px;align-items:center}
.nav-links a{font-size:14.5px;font-weight:500;color:#b9c0c8;transition:color .15s}
.nav-links a:hover{color:#fff}
.btn{display:inline-flex;align-items:center;gap:8px;background:var(--accent);color:#fff;padding:11px 20px;border-radius:10px;font-weight:600;font-size:14.5px;border:none;cursor:pointer;transition:transform .12s,background .15s,border-color .15s}
.btn:hover{background:#000;transform:translateY(-1px)}
.btn.silver{background:#fff;color:#0a0a0a}
.btn.silver:hover{background:#e9edf2}
.btn.ghost{background:transparent;color:var(--ink);border:1.5px solid var(--line)}
.btn.ghost:hover{border-color:var(--ink)}
.btn.line{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.35)}
.btn.line:hover{border-color:#fff;background:rgba(255,255,255,.06)}
.cart-btn{position:relative}
.cart-count{position:absolute;top:-7px;right:-7px;background:#fff;color:#0a0a0a;font-size:11px;font-weight:800;min-width:19px;height:19px;border-radius:10px;display:grid;place-items:center;padding:0 5px}

/* ---------- Hero (black, matches logo backdrop) ---------- */
.hero{background:radial-gradient(700px 340px at 78% 8%,rgba(201,208,216,.12),transparent 60%),linear-gradient(180deg,#0a0a0a,#101215);color:#fff;position:relative;overflow:hidden}
.hero .wrap{padding:88px 24px 96px;position:relative;z-index:2}
.hero-rocket{position:absolute;right:10px;top:50%;transform:translateY(-50%);width:430px;max-width:42%;opacity:.9;pointer-events:none;z-index:1;filter:drop-shadow(0 20px 40px rgba(0,0,0,.5))}
.hero h1{font-size:clamp(34px,5vw,56px);line-height:1.07;font-weight:800;letter-spacing:-.02em;max-width:15ch;background:linear-gradient(180deg,#fff,#aeb6bf);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero p.lead{font-size:19px;color:#a8b0b9;max-width:56ch;margin-top:20px}
.hero-cta{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap}
.hero-badges{display:flex;gap:28px;margin-top:46px;flex-wrap:wrap}
.hero-badges .b{display:flex;align-items:center;gap:10px;font-size:14px;color:#c9d0d8}
.hero-badges .b svg{width:20px;height:20px;color:#c9d0d8}

/* ---------- Trust bar ---------- */
.trust{background:var(--white);border-bottom:1px solid var(--line)}
.trust .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:28px 24px}
.trust .t{text-align:center}
.trust .t .n{font-size:26px;font-weight:800;color:var(--black)}
.trust .t .l{font-size:13px;color:var(--slate);margin-top:2px}

/* ---------- Sections ---------- */
section.pad{padding:74px 0}
.eyebrow{color:var(--ink);font-weight:700;font-size:13px;letter-spacing:.14em;text-transform:uppercase}
h2.sec{font-size:clamp(26px,3.5vw,36px);font-weight:800;letter-spacing:-.02em;color:var(--black);margin-top:8px}
.sec-sub{color:var(--slate);font-size:17px;max-width:60ch;margin-top:12px}
.sec-head{margin-bottom:42px}

/* ---------- Catalog ---------- */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:22px;display:flex;flex-direction:column;transition:box-shadow .18s,transform .18s;position:relative}
.card:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.card .tag{position:absolute;top:16px;right:16px;z-index:3;background:#111;color:#fff;font-size:11px;font-weight:700;padding:4px 9px;border-radius:20px;letter-spacing:.03em}
.vshot{position:relative;border-radius:12px;overflow:hidden;background:#e9e9ec;margin-bottom:16px}
.vbase{width:100%;display:block}
.vlabel{position:absolute;left:22.5%;top:32%;width:55%;height:44.5%;pointer-events:none}
.vlabel .lblsvg{width:100%;height:100%;display:block;filter:drop-shadow(0 2px 5px rgba(0,0,0,.35))}
.detailshot{max-width:400px}
.card h3{font-size:18px;font-weight:700;color:var(--black);margin-bottom:2px;padding-right:52px}
.card .sub{font-size:13px;color:var(--slate);margin-bottom:16px}
.card .specs{display:grid;grid-template-columns:auto 1fr;gap:5px 12px;font-size:13px;margin-bottom:16px}
.card .specs dt{color:var(--slate)}
.card .specs dd{color:var(--ink);font-weight:600;text-align:right;font-variant-numeric:tabular-nums}
.pill-coa{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;color:var(--ink);background:#eef0f3;padding:5px 10px;border-radius:8px;margin-bottom:16px;width:fit-content}
.card .foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px}
.card .price{font-size:15px;font-weight:700;color:var(--slate)}
.card .price small{font-size:12px;font-weight:500;color:var(--slate)}

/* ---------- How it works ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.step{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.step .num{width:38px;height:38px;border-radius:10px;background:var(--black);color:#fff;font-weight:800;display:grid;place-items:center;margin-bottom:16px}
.step h4{font-size:17px;color:var(--black);margin-bottom:6px}
.step p{font-size:14.5px;color:var(--slate)}

/* ---------- Compliance band ---------- */
.compband{background:#0a0a0a;color:#b9c0c8}
.compband .wrap{padding:60px 24px;display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:center}
.compband h2{color:#fff;font-size:30px;font-weight:800;letter-spacing:-.01em}
.compband p{margin-top:14px;font-size:15.5px;color:#a8b0b9}
.compband ul{list-style:none;display:grid;gap:14px}
.compband li{display:flex;gap:12px;font-size:15px;color:#e6e9ed}
.compband li svg{width:22px;height:22px;color:var(--silver);flex-shrink:0;margin-top:1px}

/* ---------- Footer ---------- */
footer.site{background:#000;color:#8b95a1;font-size:14px}
footer.site .wrap{padding:56px 24px 30px}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.08)}
footer .brand .logo{height:46px}
footer h5{color:#fff;font-size:13px;letter-spacing:.06em;text-transform:uppercase;margin-bottom:14px}
footer a{display:block;color:#8b95a1;margin-bottom:9px;transition:color .15s}
footer a:hover{color:#fff}
.foot-legal{padding-top:24px;font-size:12.5px;color:#6a7480;line-height:1.7}
.foot-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;padding-top:18px;font-size:13px}

/* ---------- Gate modal ---------- */
.gate{position:fixed;inset:0;z-index:200;background:rgba(0,0,0,.8);backdrop-filter:blur(6px);display:grid;place-items:center;padding:24px}
.gate.hidden{display:none}
.gate .box{background:#fff;max-width:520px;width:100%;border-radius:18px;padding:40px;box-shadow:0 30px 80px rgba(0,0,0,.5);max-height:92vh;overflow-y:auto}
.gate .ack + .ack{margin-top:14px}
.gate .mark{width:56px;height:56px;border-radius:13px;background:#fff;border:1px solid #e4e7ec;display:grid;place-items:center;overflow:hidden;padding:6px;margin-bottom:20px}
.gate .mark img{width:100%;height:100%;object-fit:contain}
.gate h2{font-size:24px;color:var(--black);letter-spacing:-.01em}
.gate p{font-size:14.5px;color:var(--slate);margin-top:12px}
.gate .ack{display:flex;gap:11px;align-items:flex-start;margin-top:22px;font-size:13.5px;color:var(--ink)}
.gate .ack input{margin-top:3px;width:17px;height:17px;flex-shrink:0;accent-color:#0a0a0a}
.gate .actions{margin-top:26px;display:flex;gap:12px}
.gate .actions .btn{flex:1;justify-content:center;opacity:.45;pointer-events:none}
.gate .actions .btn.on{opacity:1;pointer-events:auto}
.gate .decline{flex:1;text-align:center;padding:11px;font-size:14px;color:var(--slate);border:1.5px solid var(--line);border-radius:10px}

/* ---------- Detail page ---------- */
.detail{padding:48px 0 74px}
.crumbs{font-size:13.5px;color:var(--slate);margin-bottom:26px}
.crumbs a:hover{color:var(--black)}
.detail-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:52px;align-items:start}
.vial{background:linear-gradient(155deg,#eef1f4 0%,#dfe4ea 55%,#cfd6de 100%);border-radius:var(--radius);aspect-ratio:1;display:grid;place-items:center;border:1px solid #e3e7eb}
.detail h1{font-size:32px;color:var(--black);letter-spacing:-.02em}
.detail .sub{color:var(--slate);font-size:16px;margin-top:4px}
.spectable{width:100%;border-collapse:collapse;margin:24px 0;font-size:14.5px}
.spectable td{padding:11px 0;border-bottom:1px solid var(--line)}
.spectable td:first-child{color:var(--slate);width:42%}
.spectable td:last-child{font-weight:600;color:var(--ink);font-variant-numeric:tabular-nums}
.buybox{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:24px;margin-top:8px}
.buybox label{font-size:13px;font-weight:600;color:var(--slate);display:block;margin-bottom:8px}
.size-opts{display:flex;gap:10px;margin-bottom:20px;flex-wrap:wrap}
.size-opts button{flex:1;min-width:80px;padding:12px;border:1.5px solid var(--line);background:#fff;border-radius:10px;font-weight:600;color:var(--ink);cursor:pointer;transition:all .12s}
.size-opts button.sel{border-color:#0a0a0a;background:#0a0a0a;color:#fff}
.buybox .price{font-size:15px;font-weight:600;color:var(--slate);margin-bottom:18px}
.ruo-note{font-size:12.5px;color:var(--amber);background:#fbf4e8;border:1px solid #efe1c6;border-radius:10px;padding:12px 14px;margin-top:16px;display:flex;gap:9px}
.ruo-note svg{width:18px;height:18px;flex-shrink:0}

/* ---------- Cart drawer ---------- */
.drawer{position:fixed;top:0;right:0;height:100%;width:400px;max-width:92vw;background:#fff;z-index:150;box-shadow:-20px 0 60px rgba(0,0,0,.25);transform:translateX(100%);transition:transform .28s cubic-bezier(.4,0,.2,1);display:flex;flex-direction:column}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;justify-content:space-between;align-items:center;padding:22px 24px;border-bottom:1px solid var(--line)}
.drawer-head h3{font-size:18px;color:var(--black)}
.drawer-head button{background:none;border:none;font-size:24px;cursor:pointer;color:var(--slate);line-height:1}
.drawer-body{flex:1;overflow-y:auto;padding:16px 24px}
.ci{display:flex;justify-content:space-between;gap:12px;padding:14px 0;border-bottom:1px solid var(--line);font-size:14px}
.ci .rm{color:#b03636;cursor:pointer;font-size:12px}
.drawer-foot{padding:22px 24px;border-top:1px solid var(--line)}
.drawer-foot .tot{display:flex;justify-content:space-between;font-weight:800;color:var(--black);font-size:18px;margin-bottom:16px}
.drawer .empty{color:var(--slate);text-align:center;padding:40px 0;font-size:14px}
.scrim{position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:140;opacity:0;pointer-events:none;transition:opacity .28s}
.scrim.on{opacity:1;pointer-events:auto}
.notice{font-size:12px;color:var(--slate);margin-top:12px;text-align:center}

/* ---------- Legal page ---------- */
.legal{background:#fff}
.legal .wrap{padding:56px 24px;max-width:820px}
.legal h1{font-size:34px;color:var(--black);margin-bottom:8px}
.legal .upd{color:var(--slate);font-size:14px;margin-bottom:32px}
.legal h2{font-size:21px;color:var(--black);margin:32px 0 10px}
.legal p,.legal li{color:var(--ink);font-size:15px;margin-bottom:12px}
.legal ul{padding-left:22px}

@media(max-width:900px){
  .nav-links{display:none}
  .hero-rocket{display:none}
  .brandtext b{font-size:14px}
  .trust .wrap{grid-template-columns:repeat(2,1fr);gap:20px 12px}
  .grid,.steps{grid-template-columns:1fr}
  .compband .wrap,.detail-grid{grid-template-columns:1fr;gap:28px}
  .foot-grid{grid-template-columns:1fr;gap:28px}
}