:root{--navy:#0a1a2f;--navy2:#0f2a44;--teal:#14b8a6;--teal2:#0d9488;--ink:#0f1f33;--mu:#55677a;--ln:#e2e9f0;--bg:#f5f8fb;--r:14px;--sh:0 1px 2px rgba(10,26,47,.06),0 8px 24px rgba(10,26,47,.06);--sh2:0 2px 4px rgba(10,26,47,.08),0 18px 40px rgba(10,26,47,.14)}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.65;-webkit-font-smoothing:antialiased}
.wrap{max-width:1160px;margin:0 auto;padding:0 24px}main.wrap{padding-top:44px;padding-bottom:72px;min-height:60vh}
a{color:var(--teal2);text-underline-offset:3px}a:hover{color:var(--navy2)}
h1,h2,h3{letter-spacing:-.02em;line-height:1.15;color:var(--navy)}h1{font-size:clamp(2rem,4vw,2.8rem);margin:.2em 0 .5em}h2{font-size:1.6rem;margin-top:2.4rem}h3{font-size:1.12rem}
code{background:var(--bg);border:1px solid var(--ln);padding:1px 6px;border-radius:5px;font-size:.88em}
.ruo-bar{background:var(--navy);color:#cfe3f2;font-size:.78rem;letter-spacing:.03em;text-align:center;padding:7px 12px}
header.site{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.82);backdrop-filter:saturate(180%) blur(12px);-webkit-backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid rgba(226,233,240,.9)}
.hdr{display:flex;align-items:center;justify-content:space-between;height:70px}.logo{height:34px;display:block;color:var(--navy)}
nav{display:flex;gap:4px}nav a{text-decoration:none;color:var(--ink);font-size:.93rem;font-weight:500;padding:8px 12px;border-radius:8px;transition:.2s}
nav a:hover{background:var(--bg);color:var(--teal2)}nav a.active{color:var(--teal2);background:#e8faf7}
.menu{display:none;background:none;border:1px solid var(--ln);border-radius:8px;font-size:1.3rem;padding:4px 10px;cursor:pointer;color:var(--navy)}
.btn{display:inline-flex;align-items:center;gap:6px;background:var(--teal2);color:#fff;border:1px solid var(--teal2);padding:10px 18px;border-radius:10px;text-decoration:none;font:600 .93rem/1.2 inherit;cursor:pointer;transition:transform .15s,box-shadow .2s,background .2s}
.btn:hover{background:#0b7f75;color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(13,148,136,.3)}
.btn.ghost{background:#fff;color:var(--navy2);border-color:var(--ln)}.btn.ghost:hover{border-color:var(--teal);color:var(--teal2);box-shadow:var(--sh)}
.btn.lg{padding:14px 24px;font-size:1rem}.btn:disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}
button{font:inherit}
.cact{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.eyebrow{text-transform:uppercase;letter-spacing:.16em;font-size:.76rem;font-weight:700;color:var(--teal)}
.lead{font-size:1.15rem;color:var(--mu);max-width:60ch}
/* hero */
.hero{display:grid;grid-template-columns:1.3fr 1fr;gap:32px;align-items:center;padding:30px 0}
.home .hero{display:block;margin:-44px calc(50% - 50vw) 0;padding:96px 0 110px;color:#d6e4f0;background:radial-gradient(ellipse at 80% 20%,rgba(20,184,166,.25),transparent 55%),radial-gradient(ellipse at 10% 90%,rgba(56,189,248,.18),transparent 50%),url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='98' viewBox='0 0 56 98'%3E%3Cpath d='M28 66L0 50V16L28 0l28 16v34L28 66zm0 32V66' fill='none' stroke='%235eead4' stroke-opacity='.08' stroke-width='1'/%3E%3C/svg%3E"),linear-gradient(160deg,#0a1a2f,#0f2a44 60%,#0b3a4a)}
.hero-in{max-width:1160px;margin:0 auto;padding:0 24px;display:grid;grid-template-columns:1.25fr 1fr;gap:40px;align-items:center}
.home .hero h1{color:#fff;font-size:clamp(2.4rem,5.5vw,3.9rem);font-weight:800}.home .hero .lead{color:#b8cadb}
.grad{background:linear-gradient(90deg,#5eead4,#38bdf8);-webkit-background-clip:text;background-clip:text;color:transparent}
.home .hero .btn.ghost{background:rgba(255,255,255,.06);color:#fff;border-color:rgba(255,255,255,.25)}.home .hero .btn.ghost:hover{background:rgba(255,255,255,.12)}
.hero-ruo{font-size:.8rem;color:#8fa6bb;margin-top:22px}
.hero-art{background:var(--bg);border:1px solid var(--ln);border-radius:var(--r);padding:30px}
.home .hero-art{background:rgba(255,255,255,.04);border-color:rgba(94,234,212,.2);border-radius:24px;box-shadow:inset 0 0 60px rgba(20,184,166,.08)}
.hero-art svg{width:100%;height:auto;display:block}
/* trust */
.trust{display:grid;grid-template-columns:repeat(4,1fr);gap:0;background:#fff;border:1px solid var(--ln);border-radius:var(--r);box-shadow:var(--sh2);margin:-48px 0 48px;position:relative}
.trust>div{display:flex;gap:12px;align-items:center;padding:20px 22px;border-right:1px solid var(--ln)}.trust>div:last-child{border:0}
.trust svg{flex:none;width:40px;height:40px;padding:9px;border-radius:10px;background:#e8faf7;fill:none;stroke:var(--teal2);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.trust span{font-size:.82rem;color:var(--mu);line-height:1.35}.trust strong{display:block;color:var(--navy);font-size:.93rem}
/* tiles & cards */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin:28px 0}
.tile,.card{border:1px solid var(--ln);border-radius:var(--r);padding:24px;background:#fff;position:relative;box-shadow:var(--sh);transition:transform .25s,box-shadow .25s,border-color .25s}
.tile:hover,.card:hover{transform:translateY(-4px);box-shadow:var(--sh2);border-color:#c8ece6}
.tile h3{margin-top:0}.tile::before{content:"";display:block;width:36px;height:4px;border-radius:2px;background:linear-gradient(90deg,var(--teal),#38bdf8);margin-bottom:16px}
.card{display:flex;flex-direction:column;padding:18px}.card h3{margin:14px 0 4px}.card .cact{margin-top:auto;padding-top:12px}
.card .ph{position:absolute;top:14px;right:14px;z-index:1}
.vial{height:200px;border-radius:10px;background:radial-gradient(circle at 50% 40%,#fff,#eaf2f8 70%);display:flex;align-items:center;justify-content:center;overflow:hidden}
.vsvg{height:85%;transition:transform .4s}.card:hover .vsvg{transform:translateY(-4px) rotate(-3deg)}
.vial.big{height:380px;border:1px solid var(--ln)}
.ph{display:inline-block;background:#fff7e0;color:#7a5600;border:1px dashed #d9a400;font-size:.68rem;font-weight:700;letter-spacing:.06em;padding:2px 8px;border-radius:999px}
.notice{background:linear-gradient(90deg,#eefaf8,var(--bg));border:1px solid #d3efea;border-left:4px solid var(--teal);padding:16px 20px;border-radius:10px}.notice h2{margin-top:0;font-size:1.2rem}
.upload{border:2px dashed #c6d6e4;border-radius:var(--r);padding:36px;text-align:center;color:var(--mu);background:var(--bg)}
.muted{color:var(--mu)}.small{font-size:.88rem}
.pgrid{display:grid;grid-template-columns:1fr 1.3fr;gap:36px}
/* tables */
.tscroll{overflow-x:auto;border:1px solid var(--ln);border-radius:var(--r);box-shadow:var(--sh);background:#fff}
.spec{border-collapse:collapse;width:100%;font-size:.93rem}.spec th,.spec td{border-bottom:1px solid var(--ln);padding:12px 14px;text-align:left}
.spec th{color:var(--mu);font-weight:600}.spec thead th{background:var(--navy);color:#dbe8f3;font-size:.78rem;text-transform:uppercase;letter-spacing:.06em}
.spec tbody tr:nth-child(even){background:#fafcfe}.spec tbody tr:hover{background:#eefaf8}.spec tr:last-child td,.spec tr:last-child th{border-bottom:0}
/* forms */
form label{display:block;margin:12px 0;font-size:.9rem;font-weight:500}
input,select,textarea{width:100%;padding:11px 13px;border:1px solid #cfdbe6;border-radius:10px;font:inherit;margin-top:5px;background:#fff;transition:border-color .2s,box-shadow .2s}
input:focus,select:focus,textarea:focus{outline:0;border-color:var(--teal);box-shadow:0 0 0 4px rgba(20,184,166,.15)}
a:focus-visible,.btn:focus-visible,button:focus-visible{outline:3px solid rgba(20,184,166,.55);outline-offset:2px}
.chk input,.mbox input{width:auto;margin-right:10px}.two{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.cform{max-width:720px;background:#fff;border:1px solid var(--ln);border-radius:var(--r);padding:28px;box-shadow:var(--sh)}
.formnote{color:#147a4a;font-size:.9rem}
/* footer */
footer.site{background:linear-gradient(180deg,#0a1a2f,#081524);color:#a9bccd;padding:56px 0 26px;font-size:.9rem;margin-top:20px}
footer .logo{color:#fff}footer h4{margin:0 0 12px;color:#fff;font-size:.8rem;text-transform:uppercase;letter-spacing:.12em}
.fgrid{display:grid;grid-template-columns:1fr 1fr 1.2fr;gap:32px}footer .fgrid a{display:block;text-decoration:none;margin:5px 0;color:#a9bccd;transition:color .2s}footer .fgrid a:hover{color:#5eead4}
footer .muted{color:#7f95aa}
.signup{display:flex;flex-wrap:wrap;gap:8px}.signup input{flex:1;margin:0;background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.18);color:#fff}.signup input::placeholder{color:#7f95aa}
.signup button{background:var(--teal2);color:#fff;border:0;border-radius:10px;padding:0 18px;font-weight:600;cursor:pointer}.signup button:hover{background:var(--teal)}.signup .formnote{width:100%;color:#5eead4}
.disclaimer{border:1px solid rgba(255,255,255,.1);background:rgba(255,255,255,.03);border-radius:10px;padding:16px 18px;margin-top:36px;color:#9fb3c6;font-size:.82rem}.disclaimer strong{color:#fff}
.sr{position:absolute;left:-9999px}
/* modal */
.modal{position:fixed;inset:0;background:rgba(6,16,30,.72);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;z-index:50;padding:16px;animation:fade .25s}.modal[hidden]{display:none}
.mbox{background:#fff;border-radius:20px;max-width:560px;padding:32px;box-shadow:0 30px 80px rgba(0,0,0,.35);border-top:5px solid var(--teal);animation:pop .3s cubic-bezier(.2,.9,.3,1.2);max-height:92vh;overflow:auto}
.mbox h2{margin-top:0}.mbox label{display:flex;align-items:flex-start;margin:8px 0;padding:11px 13px;border:1px solid var(--ln);border-radius:10px;cursor:pointer;font-size:.92rem;transition:.2s}
.mbox label:hover{border-color:#b9e6df;background:#f6fdfc}.mbox input{accent-color:var(--teal2);margin-top:4px}
.mact{display:flex;gap:10px;margin-top:20px;flex-wrap:wrap}
@keyframes fade{from{opacity:0}}@keyframes pop{from{opacity:0;transform:translateY(12px) scale(.97)}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
@media(max-width:900px){.trust{grid-template-columns:1fr 1fr}.trust>div:nth-child(2){border-right:0}.trust>div:nth-child(-n+2){border-bottom:1px solid var(--ln)}}
@media(max-width:820px){.hero,.hero-in,.grid3,.pgrid,.fgrid,.two{grid-template-columns:1fr}.menu{display:block}
.home .hero{padding:56px 0 90px}.home .hero-art{display:none}
nav{display:none;position:absolute;top:70px;left:0;right:0;background:#fff;border-bottom:1px solid var(--ln);padding:10px 16px;box-shadow:var(--sh2)}.nav-open nav{display:block}nav a{display:block;margin:2px 0}.vial.big{height:240px}}
@media(max-width:520px){.trust{grid-template-columns:1fr}.trust>div{border-right:0;border-bottom:1px solid var(--ln)}.trust>div:last-child{border-bottom:0}.wrap{padding:0 18px}}
.mbox label{display:block;position:relative;padding-left:40px}.mbox label input{position:absolute;left:14px;top:12px;margin:0}

/* logo */
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none}
.brand-mark{width:44px;height:44px;border-radius:50%;display:block;flex:none}
.brand .logo{width:auto;height:28px}
.foot-mark{width:120px;height:120px;border-radius:50%;display:block;margin-bottom:10px}
footer .logo{width:auto;height:28px}
@media(max-width:640px){.brand-mark{width:36px;height:36px}.brand .logo{height:22px}.brand{gap:8px}}

/* v5 image wordmark */
.wordmark-img{display:block;height:32px;width:auto;transition:filter .25s}
.brand:hover .wordmark-img,.brand:focus-visible .wordmark-img{filter:drop-shadow(0 0 8px rgba(215,25,32,.65))}
.wordmark-img.foot{height:auto;width:260px;max-width:100%;margin:4px 0 6px}
@media(max-width:640px){.wordmark-img{height:26px}}
.btn:hover{box-shadow:0 0 0 2px rgba(215,25,32,.25)}

/* ===== v5 dark brand theme (black / white / red) ===== */
:root{--navy:#fff;--navy2:#fff;--teal:#d71920;--teal2:#d71920;--red:#d71920;--red2:#c8141c;--ink:#f2f2f2;--mu:#a9b0b8;--ln:#2c2c2c;--bg:#161616;--p1:#161616;--p2:#1c1c1c;--sh:0 1px 2px rgba(0,0,0,.5);--sh2:0 10px 30px rgba(0,0,0,.6);--glow:0 0 0 1px rgba(215,25,32,.6),0 0 22px rgba(215,25,32,.35);--cond:Impact,Haettenschweiler,'Arial Narrow Bold','Arial Black',sans-serif;
--noise:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 .07 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
html{background:#0a0a0a;color-scheme:dark}
body{background:var(--noise),#0a0a0a;color:var(--ink)}
a{color:#ff4d55}a:hover{color:#fff;text-decoration-color:var(--red)}
h1,h2,h3{color:#fff}
h1,h2{font-family:var(--cond);text-transform:uppercase;letter-spacing:.02em;font-weight:900}
h2{position:relative;padding-top:14px}h2::before{content:"";position:absolute;top:0;left:0;width:44px;height:4px;background:var(--red);transform:skewX(-20deg)}
.notice h2::before,.mbox h2::before{display:none}.notice h2,.mbox h2{padding-top:0}
code{background:#1c1c1c;border-color:#333;color:#eee}
.ruo-bar{background:#000;color:#d0d0d0;border-bottom:2px solid var(--red)}
header.site{background:rgba(10,10,10,.92);border-bottom:1px solid #262626}
nav a{color:#e6e6e6}nav a:hover{background:#1c1c1c;color:#fff;box-shadow:inset 0 -2px 0 var(--red)}
nav a.active{color:#fff;background:transparent;box-shadow:inset 0 -3px 0 var(--red);border-radius:0}
.menu{color:#fff;border-color:#444}
.btn{background:var(--red);border-color:var(--red);color:#fff;text-transform:uppercase;letter-spacing:.06em;border-radius:6px}
.btn:hover{background:#b01016;border-color:#ff3a42;color:#fff;box-shadow:var(--glow)}
.btn.ghost,.home .hero .btn.ghost{background:transparent;color:#fff;border:2px solid #fff}
.btn.ghost:hover,.home .hero .btn.ghost:hover{background:#fff;color:#0a0a0a;border-color:#fff;box-shadow:var(--glow)}
a:focus-visible,.btn:focus-visible,button:focus-visible{outline:3px solid #ff3a42}
.eyebrow{color:#ff4d55;display:flex;align-items:center;gap:10px}.eyebrow::before{content:"";width:28px;height:3px;background:var(--red)}
.lead{color:#c4c9ce}
.brand-mark{box-shadow:0 0 0 2px #222}
/* hero */
.home .hero{color:#e0e0e0;border-bottom:3px solid var(--red);background:var(--noise),repeating-linear-gradient(115deg,rgba(255,255,255,.012) 0 2px,transparent 2px 7px),radial-gradient(ellipse at 85% 15%,rgba(215,25,32,.28),transparent 55%),radial-gradient(ellipse at 5% 95%,rgba(120,120,120,.14),transparent 50%),url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='98' viewBox='0 0 56 98'%3E%3Cpath d='M28 66L0 50V16L28 0l28 16v34L28 66zm0 32V66' fill='none' stroke='%23d71920' stroke-opacity='.09' stroke-width='1'/%3E%3C/svg%3E"),#050505}
.home .hero h1{font-family:var(--cond);font-weight:900;text-transform:uppercase;font-size:clamp(2.8rem,7vw,5.2rem);line-height:.95;letter-spacing:.01em;text-shadow:0 3px 0 #000}
.home .hero .lead{color:#c4c9ce}
.grad{background:none;color:var(--red);-webkit-text-fill-color:var(--red);text-shadow:0 0 24px rgba(215,25,32,.35)}
.hero-ruo{color:#a9b0b8}
.hero-art,.home .hero-art{background:rgba(255,255,255,.02);border:1px solid #2c2c2c;box-shadow:inset 0 0 60px rgba(215,25,32,.08);border-radius:12px}
/* trust */
.trust{background:#111;border:1px solid #2c2c2c;border-top:3px solid var(--red)}
.trust>div{border-color:#2c2c2c}
.trust svg{background:rgba(215,25,32,.12);stroke:#ff4d55;border:1px solid rgba(215,25,32,.35)}
.trust strong{color:#fff;text-transform:uppercase;letter-spacing:.04em}.trust span{color:var(--mu)}
/* motto */
.motto-band{display:flex;justify-content:center;align-items:center;gap:22px;flex-wrap:wrap;margin:0 calc(50% - 50vw) 8px;padding:22px 16px;background:var(--noise),#000;border-top:1px solid #222;border-bottom:1px solid #222;font-family:var(--cond);font-size:clamp(1.4rem,3.4vw,2.4rem);letter-spacing:.12em;color:#fff}
.motto-band i{width:12px;height:12px;background:var(--red);transform:rotate(45deg)}
.motto{font-family:var(--cond);letter-spacing:.18em;font-size:1.3rem;color:#fff;margin:34px 0 0;padding-top:18px;border-top:1px solid #262626}.motto span:nth-child(2){color:#ff4d55}
/* tiles & cards */
.tile,.card,.cform{background:#161616;border:1px solid #2c2c2c;box-shadow:none}
.card{border-top:3px solid var(--red)}
.tile:hover,.card:hover{border-color:#5a5a5a;box-shadow:var(--glow)}
.card:hover{border-top-color:var(--red)}
.tile::before{background:var(--red);transform:skewX(-20deg);border-radius:0}
.vial{background:radial-gradient(circle at 50% 40%,#2a2a2a,#121212 70%);border:1px solid #242424}
.vial.big{border-color:#2c2c2c}
.ph{background:#2a1a00;color:#ffcf66;border-color:#b07e00}
.notice{background:#141414;border:1px solid #2c2c2c;border-left:4px solid var(--red);color:#ddd}
.upload{background:#141414;border-color:#3a3a3a;color:var(--mu)}
/* tables */
.tscroll{background:#121212;border-color:#2c2c2c}
.spec th,.spec td{border-bottom-color:#262626}.spec th{color:#b4bac0}
.spec thead th{background:#000;color:#fff;border-bottom:3px solid var(--red)}
.spec tbody tr:nth-child(even){background:#161616}.spec tbody tr:hover{background:#221214}
.pgrid .spec{background:#121212;border:1px solid #2c2c2c}
/* forms */
input,select,textarea{background:#111;border-color:#3a3a3a;color:#f2f2f2}
input::placeholder,textarea::placeholder{color:#8a9097}
input:focus,select:focus,textarea:focus{border-color:var(--red);box-shadow:0 0 0 4px rgba(215,25,32,.25)}
.formnote{color:#6fdc9a}
/* footer */
footer.site{background:var(--noise),#000;color:#b4bac0;border-top:3px solid var(--red)}
footer .fgrid a{color:#c4c9ce}footer .fgrid a:hover{color:#ff4d55}
footer h4{color:#fff;border-left:3px solid var(--red);padding-left:8px}
footer .muted{color:#9aa1a8}
.signup input{background:#111;border-color:#3a3a3a}
.signup button{background:var(--red);text-transform:uppercase;letter-spacing:.06em}.signup button:hover{background:#b01016;box-shadow:var(--glow)}
.signup .formnote{color:#6fdc9a}
.disclaimer{background:#0d0d0d;border-color:#2c2c2c;color:#b4bac0}
/* modal */
.modal{background:rgba(0,0,0,.82)}
.mbox{background:#141414;color:#f2f2f2;border:1px solid #2c2c2c;border-top:5px solid var(--red);box-shadow:0 30px 80px rgba(0,0,0,.7),0 0 40px rgba(215,25,32,.15)}
.mbox label{border-color:#2c2c2c;background:#1a1a1a}.mbox label:hover{border-color:var(--red);background:#1f1314}
.mbox input{accent-color:var(--red)}
.muted{color:var(--mu)}
@media(max-width:820px){nav{background:#0d0d0d;border-bottom:2px solid var(--red)}nav a.active{box-shadow:inset 3px 0 0 var(--red)}}
@media(max-width:900px){.trust>div:nth-child(-n+2){border-bottom-color:#2c2c2c}}
@media(max-width:520px){.trust>div{border-bottom-color:#2c2c2c}}
@media(prefers-reduced-motion:reduce){.btn:hover,.tile:hover,.card:hover{transform:none}}