:root{
  --black:#02050D;
  --navy:#061331;
  --navy-2:#0A1D4A;
  --panel:#0A1838;
  --panel-2:#0E2250;
  --blue:#1F6BFF;
  --blue-2:#3E8BFF;
  --cyan:#72D3FF;
  --ink:#F2F6FF;
  --muted:#A6B6DA;
  --dim:#6F82AE;
  --line:rgba(112,156,255,.18);
  --line-2:rgba(112,156,255,.34);
  --maxw:1240px;
  --gut:clamp(20px,4vw,48px);
  --font:"Manrope","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  --display:"Sora","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  color-scheme:dark;
  box-sizing:border-box;
  padding-top:env(safe-area-inset-top,0px);
  padding-bottom:env(safe-area-inset-bottom,0px);
  background:var(--black);
}
html{scroll-padding-top:calc(env(safe-area-inset-top,0px) + 84px);scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}}
*,*::before,*::after{box-sizing:border-box}
body{margin:0;background:var(--black);color:var(--ink);font-family:var(--font);font-size:17px;line-height:1.65;font-feature-settings:"kern" 1;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;overflow-x:hidden}
html.is-loading body{overflow:hidden}
img,svg,canvas,video{display:block;max-width:100%}
a{color:inherit}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
[hidden]{display:none!important}
.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:var(--gut)}

/* ---------- type ---------- */
.display{font-family:var(--display);font-weight:700;letter-spacing:-.035em;line-height:1.02}
h1,h2,h3,h4,.btn,.brand-name b,.welcome-name,.abtn,.pairs b,.pcard h3,.step h3,.panel-read .val,.pager b,.ticker span,.hsteps b,.benefits b,.prop-tab b,.d-hero .tagline,.partner b,.hero-stats dd,.faq summary,.why b{font-family:var(--display)}
h2{font-weight:700;font-size:clamp(1.9rem,3.8vw,3.2rem);line-height:1.1;letter-spacing:-.03em;margin:0 0 .5em;max-width:18ch;text-wrap:balance}
h3{font-weight:600;font-size:1.25rem;line-height:1.25;letter-spacing:-.015em;margin:0}
.lead{font-size:clamp(1.06rem,1.45vw,1.25rem);line-height:1.6;color:var(--muted);max-width:56ch;margin:0}
p{max-width:66ch}
.tag{display:inline-flex;align-items:center;gap:10px;font-size:.88rem;font-weight:600;color:var(--cyan);margin:0 0 20px}
.tag::before{content:"";width:28px;height:2px;background:linear-gradient(90deg,var(--blue),var(--cyan))}

/* ---------- buttons ---------- */
.btn{--h:52px;letter-spacing:-.005em;font-size:.97rem;display:inline-flex;align-items:center;justify-content:center;gap:.6em;height:var(--h);padding:0 30px;border:0;text-decoration:none;font-weight:620;cursor:pointer;white-space:nowrap;
  border-radius:999px;transition:background-color .25s,color .25s,filter .25s,box-shadow .25s}
.btn-blue{box-shadow:0 8px 24px -10px rgba(31,107,255,.8)}
.btn-blue{background:linear-gradient(100deg,var(--blue),var(--blue-2));color:#fff}
.btn-blue:hover{filter:brightness(1.15)}
.btn-line{background:rgba(112,156,255,.14);color:var(--ink)}
.btn-line:hover{background:rgba(112,156,255,.26)}
.btn-white{background:#fff;color:#06142F}
.btn-white:hover{background:var(--cyan)}

/* ---------- welcome ---------- */
.welcome{position:fixed;inset:0;z-index:200;display:grid;place-items:center;background:radial-gradient(60% 50% at 50% 50%,#0B2466 0%,var(--black) 70%);transition:opacity .7s ease,visibility .7s;animation:welcomeFailsafe .6s 5s forwards}
.welcome.gone{opacity:0;visibility:hidden}
@keyframes welcomeFailsafe{to{opacity:0;visibility:hidden}}
.welcome-inner{text-align:center;padding:24px}
.welcome-mark{width:120px;height:120px;margin:0 auto 26px;overflow:visible}
.welcome-mark path{fill:none;stroke:var(--cyan);stroke-width:2;stroke-linejoin:round;stroke-dasharray:200;stroke-dashoffset:200;animation:draw 1.1s cubic-bezier(.4,.1,.2,1) forwards}
.welcome-mark path:nth-child(2){animation-delay:.18s;stroke:var(--blue-2)}
.welcome-mark path:nth-child(3){animation-delay:.36s;stroke:var(--blue)}
.welcome-mark circle{fill:var(--cyan);opacity:0;animation:pop .5s .9s forwards;transform-origin:center}
@keyframes draw{to{stroke-dashoffset:0}}
@keyframes pop{from{opacity:0;transform:scale(.3)}to{opacity:1;transform:scale(1)}}
.welcome-small{margin:0 auto;color:var(--muted);font-size:1rem;opacity:0;animation:rise .7s .5s forwards}
.welcome-name{margin:4px auto 26px;font-weight:700;font-size:clamp(1.9rem,5.4vw,3.3rem);letter-spacing:-.035em;line-height:1.05;opacity:0;animation:rise .8s .65s forwards}
.welcome-bar{width:min(260px,60vw);height:2px;margin:0 auto;background:rgba(112,156,255,.2);overflow:hidden;border-radius:2px}
.welcome-bar i{display:block;height:100%;width:100%;background:linear-gradient(90deg,var(--blue),var(--cyan));transform:scaleX(0);transform-origin:left;animation:bar 1.9s .2s cubic-bezier(.5,.1,.3,1) forwards}
.welcome-skip{margin-top:18px;font-size:.8rem;color:var(--dim)}
@keyframes rise{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
@keyframes bar{to{transform:scaleX(1)}}
@media (prefers-reduced-motion: reduce){.welcome *{animation-duration:.01s!important;animation-delay:0s!important}}

/* ---------- header ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:60;padding-top:env(safe-area-inset-top,0px);border-bottom:1px solid transparent;transition:background-color .3s,border-color .3s}
.site-header.scrolled,.detail-mode .site-header{background:rgba(2,5,13,.82);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-color:var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px;gap:24px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand svg{width:36px;height:36px;flex:none}
.brand-logo{height:40px;width:auto;display:block}
.site-footer .brand-logo{height:46px}
.foot-tag{color:#8FC0FF;font-weight:500;margin-top:16px!important}
.welcome-logo{width:min(560px,82vw);height:auto;margin:14px auto 30px;opacity:0;animation:logoIn 1.1s .35s cubic-bezier(.2,.7,.2,1) forwards}
@keyframes logoIn{from{opacity:0;transform:scale(.94);filter:blur(6px)}to{opacity:1;transform:none;filter:none}}
.brand-name{display:flex;flex-direction:column;line-height:1}
.brand-name b{font-weight:700;font-size:1.08rem;letter-spacing:-.02em}
.brand-name span{font-size:.72rem;color:var(--muted);letter-spacing:.04em;margin-top:3px}
.nav-links{display:flex;align-items:center;gap:30px;list-style:none;margin:0;padding:0}
.nav-links a{text-decoration:none;font-size:.94rem;font-weight:500;color:var(--muted);transition:color .2s;position:relative}
.nav-links a.active::after{content:"";position:absolute;left:0;right:0;bottom:-8px;height:2px;background:var(--cyan);border-radius:2px}
.nav-links a:hover,.nav-links a.active{color:#fff}
.nav .btn{--h:38px;padding:0 18px;font-size:.84rem;box-shadow:0 6px 18px -10px rgba(31,107,255,.8)}
.menu-btn{display:none;width:44px;height:44px;border:1px solid var(--line-2);background:transparent;border-radius:8px;cursor:pointer;align-items:center;justify-content:center}
.menu-btn span{display:block;width:18px;height:1.5px;background:#fff;position:relative}
.menu-btn span::before,.menu-btn span::after{content:"";position:absolute;left:0;width:18px;height:1.5px;background:#fff;transition:transform .25s}
.menu-btn span::before{top:-6px}.menu-btn span::after{top:6px}
.menu-open .menu-btn span{background:transparent}
.menu-open .menu-btn span::before{transform:translateY(6px) rotate(45deg)}
.menu-open .menu-btn span::after{transform:translateY(-6px) rotate(-45deg)}
@media (max-width:920px){
  .brand-logo{height:32px}
  .menu-btn{display:inline-flex}
  .nav>.btn{display:none}
  .nav-links{position:fixed;left:0;right:0;bottom:0;top:calc(74px + env(safe-area-inset-top,0px));flex-direction:column;align-items:flex-start;gap:4px;padding:28px var(--gut);background:var(--black);transform:translateY(-8px);opacity:0;visibility:hidden;transition:opacity .25s,transform .25s,visibility .25s;overflow-y:auto}
  .nav-links a{font-size:1.7rem;font-weight:680;color:#fff;display:block;padding:8px 0}
  .menu-open .nav-links{opacity:1;visibility:visible;transform:none}
  .menu-open .site-header{background:var(--black);-webkit-backdrop-filter:none;backdrop-filter:none}
}

/* ---------- hero ---------- */
.hero{position:relative;min-height:max(660px,100svh);display:flex;align-items:center;overflow:hidden;isolation:isolate;
  background:radial-gradient(55% 60% at 72% 55%,rgba(31,107,255,.34) 0%,rgba(31,107,255,0) 70%),radial-gradient(40% 40% at 90% 10%,rgba(114,211,255,.14) 0%,transparent 70%),var(--black)}
.hero canvas{position:absolute;inset:0;width:100%;height:100%;z-index:-2;touch-action:pan-y}
.hero-shade{position:absolute;inset:0;z-index:-1;pointer-events:none;background:linear-gradient(90deg,rgba(2,5,13,.92) 0%,rgba(2,5,13,.55) 36%,rgba(2,5,13,0) 62%),linear-gradient(0deg,var(--black) 0%,rgba(2,5,13,0) 26%)}
.hero-inner{width:100%;padding-top:130px;padding-bottom:110px}
.hero h1{font-size:clamp(2.7rem,6.8vw,6.2rem);margin:0 0 .36em;max-width:12ch}
.hero h1 .ln{display:block;overflow:hidden;padding-bottom:.07em}
.hero h1 .ln>span{display:block;transform:translateY(105%);transition:transform 1.1s cubic-bezier(.2,.75,.15,1)}
.hero h1 .ln:nth-child(2)>span{transition-delay:.12s;background:linear-gradient(90deg,var(--blue-2),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.ready .hero h1 .ln>span{transform:none}
.hero .lead{color:#D5DFF7;max-width:46ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.fade-in{opacity:0;transform:translateY(12px);transition:opacity .9s .45s,transform .9s .45s}
.ready .fade-in{opacity:1;transform:none}
.hero-stats{position:absolute;left:0;right:0;bottom:0;border-top:1px solid var(--line)}
.hero-stats .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px 32px;padding-block:20px}
.hero-stats dl{display:flex;flex-wrap:wrap;gap:12px 44px;margin:0}
.hero-stats dt{font-size:.78rem;color:var(--dim)}
.hero-stats dd{margin:0;font-weight:640;font-variant-numeric:tabular-nums}
.hint{font-size:.82rem;color:var(--muted);margin:0;align-self:end;display:flex;align-items:center;gap:8px}
.hint::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}
@media (max-width:900px){.hero-shade{background:linear-gradient(0deg,rgba(2,5,13,.96) 0%,rgba(2,5,13,.7) 48%,rgba(2,5,13,.2) 100%)}.hero{align-items:flex-end}.hero-inner{padding-bottom:150px}}
@media (max-width:560px){.hero-stats dl{gap:10px 22px}.hint{display:none}}
@media (prefers-reduced-motion: reduce){.hero h1 .ln>span,.fade-in{transition:none;transform:none;opacity:1}}

/* ---------- ticker ---------- */
.ticker{background:linear-gradient(90deg,var(--blue),#1449C9);overflow:hidden;white-space:nowrap}
.ticker-track{display:inline-flex;gap:0;padding:16px 0;animation:tick 38s linear infinite}
.ticker span{font-weight:600;font-size:1rem;letter-spacing:-.01em;color:#fff;padding:0 26px;display:inline-flex;align-items:center;gap:26px}
.ticker span::after{content:"";width:10px;height:10px;background:var(--cyan);clip-path:polygon(25% 3%,75% 3%,100% 50%,75% 97%,25% 97%,0 50%)}
@keyframes tick{to{transform:translateX(-50%)}}
@media (prefers-reduced-motion: reduce){.ticker-track{animation:none}}

/* ---------- sections ---------- */
.section{padding-block:clamp(88px,11vw,156px);position:relative}
.bg-navy{background:linear-gradient(180deg,var(--navy) 0%,#040C22 100%)}
.bg-black{background:var(--black)}
.bg-grid{background-color:var(--navy);background-image:linear-gradient(rgba(112,156,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(112,156,255,.07) 1px,transparent 1px);background-size:56px 56px}
.section-head{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:clamp(24px,5vw,80px);align-items:end;margin-bottom:clamp(44px,6vw,76px)}
.section-head h2{margin:0}
#about .section-head{align-items:start}
@media (min-width:901px){#about .section-head>div:last-child{padding-top:calc(.88rem*1.65 + 20px + .45rem)}}
@media (max-width:900px){.section-head{grid-template-columns:1fr}}

/* ---------- about ---------- */
.partner{margin:28px 0 0;display:inline-flex;align-items:center;gap:14px;padding:14px 20px;border:1px solid var(--line-2);border-radius:10px;background:rgba(31,107,255,.08)}
.partner svg{width:30px;height:30px;color:var(--cyan)}
.partner .partner-img{height:64px;width:auto;display:block}
.partner.has-logo{gap:18px;padding:14px 22px}
.partner.has-logo .sep{width:1px;align-self:stretch;background:var(--line-2)}
.partner span{display:block;font-size:.78rem;color:var(--muted)}
.partner b{display:block;font-weight:720;font-size:1.2rem}
.pairs{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.pairs li{padding:30px 28px;border-radius:12px;background:linear-gradient(160deg,var(--panel-2),var(--panel));border:1px solid var(--line);display:flex;flex-direction:column;gap:6px}
.pairs b{font-weight:700;font-size:clamp(1.35rem,2.2vw,1.9rem);line-height:1.1;letter-spacing:-.03em}
.pairs span{font-size:clamp(1.05rem,1.6vw,1.3rem);color:var(--cyan)}
@media (max-width:760px){.pairs{grid-template-columns:1fr}}

/* ---------- material explorer ---------- */
.material-grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.3fr);gap:clamp(28px,5vw,72px);align-items:start}
.props{list-style:none;margin:0;padding:0;border-top:1px solid var(--line-2)}
.prop-tab{width:100%;display:grid;grid-template-columns:28px 1fr;gap:4px 14px;align-items:start;text-align:left;background:none;border:0;border-bottom:1px solid var(--line);padding:20px 0;cursor:pointer}
.prop-tab svg{width:22px;height:22px;margin-top:3px;color:var(--dim);transition:color .25s}
.prop-tab b{font-weight:650;font-size:1.2rem;color:var(--dim);transition:color .25s}
.prop-tab small{grid-column:2;color:var(--muted);font-size:.92rem;line-height:1.45}
.prop-tab[aria-selected="true"] b{color:#fff}
.prop-tab[aria-selected="true"] svg{color:var(--cyan)}
.prop-tab:hover b{color:#fff}
.panel{background:radial-gradient(80% 70% at 50% 40%,#0C2256 0%,#050D24 100%);border:1px solid var(--line-2);border-radius:14px;overflow:hidden;aspect-ratio:5/4;position:sticky;top:110px;box-shadow:0 30px 80px -30px rgba(31,107,255,.5)}
.panel canvas{width:100%;height:100%;touch-action:pan-y;cursor:crosshair}
.panel-read{position:absolute;left:0;right:0;bottom:0;padding:22px 24px;background:linear-gradient(0deg,rgba(5,13,36,.96) 35%,rgba(5,13,36,0));pointer-events:none}
.panel-read .val{font-weight:700;font-size:clamp(2.4rem,5vw,3.8rem);line-height:1;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.panel-read .unit{font-size:.95rem;color:var(--cyan);margin-top:6px}
.panel-read .note{font-size:.9rem;margin:10px 0 0;max-width:52ch;color:#D5DFF7}
.panel-read .live{font-size:.82rem;color:var(--muted);margin-top:6px;font-variant-numeric:tabular-nums;min-height:1.3em}
.panel-read.swap .val,.panel-read.swap .unit,.panel-read.swap .note{animation:rise .45s ease}
@media (max-width:760px){.material-grid{grid-template-columns:1fr}.panel{position:relative;top:0;aspect-ratio:4/5;order:-1}}
@media (min-width:761px) and (max-width:1000px){.panel{top:96px;aspect-ratio:4/5}.prop-tab small{font-size:.86rem}}

/* ---------- product cards (home) ---------- */
.pgrid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.pcard{position:relative;display:flex;flex-direction:column;text-decoration:none;border-radius:16px;overflow:hidden;background:linear-gradient(170deg,var(--panel-2),var(--panel) 60%);border:1px solid var(--line);transition:border-color .3s,transform .35s cubic-bezier(.2,.7,.2,1)}
.pcard:hover{border-color:var(--blue-2);transform:translateY(-4px)}
.pcard .media{aspect-ratio:16/9}
.pcard-body{padding:26px 28px 28px;display:grid;gap:10px}
.pcard .ind{font-size:.85rem;color:var(--cyan)}
.pcard h3{font-size:clamp(1.6rem,2.6vw,2.1rem);font-weight:700;letter-spacing:-.03em}
.pcard p{margin:0;color:var(--muted)}
.pcard .more{margin-top:8px;display:inline-flex;align-items:center;gap:10px;font-weight:620;color:#fff}
.pcard .more svg{width:18px;height:18px;transition:transform .3s}
.pcard:hover .more svg{transform:translateX(4px)}
@media (max-width:760px){.pgrid{grid-template-columns:1fr}}

/* ---------- media placeholders ---------- */
.media{position:relative;overflow:hidden;background:#07122C}
.media img,.media video{width:100%;height:100%;object-fit:cover}
.ph{position:absolute;inset:0;display:grid;place-content:center;justify-items:center;gap:8px;text-align:center;padding:16px;color:var(--muted);
  background:radial-gradient(70% 80% at 50% 45%,rgba(31,107,255,.28),transparent 70%),
             url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='42' height='72' viewBox='0 0 42 72'%3E%3Cpath d='M21 0v12M21 12L0 24v24l21 12 21-12V24zM21 60v12' fill='none' stroke='%233E8BFF' stroke-opacity='.22'/%3E%3C/svg%3E"),#06112B}
.ph svg{width:44px;height:44px;color:var(--cyan)}
.ph b{font-weight:640;color:#fff;font-size:1rem}
.ph small{font-size:.8rem;color:var(--dim)}
.ph.video .play{width:74px;height:74px;border-radius:50%;display:grid;place-items:center;background:rgba(31,107,255,.25);border:1px solid var(--line-2)}
.ph.video .play svg{width:28px;height:28px;margin-left:4px}

/* ---------- applications ---------- */
.apps-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(28px,6vw,96px);align-items:start}
.alist{list-style:none;margin:0;padding:0}
.abtn{display:flex;align-items:baseline;gap:16px;width:100%;background:none;border:0;padding:10px 0;text-align:left;cursor:pointer;font-weight:600;font-size:clamp(1.4rem,2.7vw,2.2rem);line-height:1.15;letter-spacing:-.03em;color:rgba(166,182,218,.35);transition:color .3s}
.abtn:hover{color:rgba(242,246,255,.75)}
.aitem.active .abtn{color:#fff}
.aitem .adetail{display:none}
.apanel{position:sticky;top:120px;border-radius:14px;padding:32px;background:linear-gradient(160deg,var(--panel-2),var(--panel));border:1px solid var(--line-2);min-height:280px}
.apanel h3{font-size:1.5rem;margin-bottom:14px}
.apanel p{color:var(--muted);margin:0 0 22px}
.grades b{display:block;font-weight:620;margin-bottom:8px;font-size:.9rem}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips a,.chips span{padding:7px 14px;border:1px solid var(--line-2);border-radius:999px;font-size:.86rem;text-decoration:none;background:rgba(31,107,255,.1)}
.chips a:hover{background:var(--blue);border-color:var(--blue)}
.apanel.swap>*{animation:rise .4s ease}
@media (max-width:760px){
  .aitem.active .adetail h3{display:none}
  .apps-grid{grid-template-columns:1fr}
  .apanel{display:none}
  .aitem.active .adetail{display:block;padding:8px 0 22px 18px;border-left:2px solid var(--cyan);margin-bottom:10px}
  .adetail p{color:var(--muted);margin:0 0 16px}
}

/* ---------- process ---------- */
.steps-wrap{position:relative}
.steps{position:relative;list-style:none;margin:0;padding:0 0 0 clamp(48px,8vw,120px)}
.rail{position:absolute;left:clamp(14px,3vw,40px);top:10px;bottom:10px;width:2px;background:var(--line-2)}
.rail i{position:absolute;inset:0;background:linear-gradient(180deg,var(--blue),var(--cyan));transform-origin:top;transform:scaleY(0)}
.step{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.3fr);gap:14px 48px;padding:34px 0;border-bottom:1px solid var(--line)}
.step:last-child{border-bottom:0}
.step::before{content:"";position:absolute;left:calc(-1 * clamp(48px,8vw,120px) + clamp(14px,3vw,40px) - 8px);top:44px;width:18px;height:18px;background:var(--navy);border:2px solid var(--line-2);clip-path:polygon(25% 3%,75% 3%,100% 50%,75% 97%,25% 97%,0 50%);transition:background-color .35s}
.step.lit::before{background:var(--cyan)}
.step .num{font-size:.85rem;color:var(--cyan);font-variant-numeric:tabular-nums;display:block;margin-bottom:6px}
.step h3{font-size:clamp(1.4rem,2.6vw,2rem);color:var(--dim);transition:color .35s}
.step.lit h3{color:#fff}
.step p{margin:0;color:var(--muted)}
@media (max-width:760px){.step{grid-template-columns:1fr}}

/* ---------- contact ---------- */
.contact{background:radial-gradient(55% 70% at 85% 20%,rgba(31,107,255,.28) 0%,transparent 70%),radial-gradient(40% 50% at 10% 90%,rgba(114,211,255,.1) 0%,transparent 70%),linear-gradient(180deg,var(--navy) 0%,var(--black) 100%);color:#fff;border-top:1px solid var(--line)}
.contact .lead{color:var(--muted)}
.contact-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:clamp(36px,6vw,96px);align-items:start}
.contact h2{max-width:12ch}
.cdetails{margin:40px 0 0;display:grid;gap:22px}
.cdetails dt{font-size:.8rem;color:var(--cyan)}
.cdetails dd{margin:2px 0 0;font-size:1.05rem}
.cdetails a{text-decoration:none;border-bottom:1px solid var(--line-2)}
.cdetails a:hover{border-color:var(--cyan)}
.form{display:grid;grid-template-columns:1fr 1fr;gap:18px;padding:clamp(22px,3vw,36px);border-radius:18px;background:linear-gradient(165deg,var(--panel-2),var(--panel));border:1px solid var(--line-2);box-shadow:0 40px 100px -50px rgba(31,107,255,.7)}
.field{display:grid;gap:6px}
.field.full{grid-column:1/-1}
.field label{font-size:.85rem;font-weight:500;color:#D5DFF7}
.field input,.field select,.field textarea{width:100%;background:rgba(2,5,13,.55);border:1px solid var(--line-2);border-radius:10px;padding:13px 14px;color:#fff;transition:border-color .2s,box-shadow .2s}
.field select option{color:#06142F;background:#fff}
.field input,.field select{height:52px;font-size:1rem;line-height:1.4}
.field select{-webkit-appearance:none;appearance:none;padding-right:44px;cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2372D3FF' stroke-width='2.4'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center}
.field textarea{min-height:130px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--blue-2);box-shadow:0 0 0 3px rgba(62,139,255,.25)}
.field .err{font-size:.8rem;color:#FFB4A8;min-height:1em}
.form-foot{grid-column:1/-1;display:flex;flex-wrap:wrap;align-items:center;gap:18px}
.form-status{font-size:.9rem;margin:0;color:var(--muted);max-width:44ch}
@media (max-width:900px){.contact-grid{grid-template-columns:1fr}}
@media (max-width:560px){.form{grid-template-columns:1fr}}

/* ---------- product detail page ---------- */
.detail{padding-top:calc(74px + env(safe-area-inset-top,0px))}
.crumbs{display:flex;align-items:center;gap:10px;font-size:.9rem;color:var(--muted);padding-top:28px}
.crumbs a{text-decoration:none;color:var(--muted)}
.crumbs a:hover{color:#fff}
.crumbs svg{width:14px;height:14px}
.d-hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:clamp(28px,5vw,72px);align-items:center;padding-block:clamp(32px,5vw,64px) clamp(64px,8vw,110px)}
.d-hero h1{font-size:clamp(2.5rem,5vw,4.6rem);margin:0 0 .25em;overflow-wrap:anywhere}
.d-hero .tagline{font-size:clamp(1.15rem,1.8vw,1.45rem);font-weight:500;letter-spacing:-.015em;color:var(--cyan);margin:0 0 18px;max-width:30ch;line-height:1.3}
.d-hero .media{aspect-ratio:4/3;border-radius:18px;border:1px solid var(--line-2);box-shadow:0 40px 100px -40px rgba(31,107,255,.7)}
.d-logo{display:block;width:min(420px,100%);height:auto;margin:0 0 22px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.d-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.d-sec{padding-block:clamp(64px,8vw,110px);border-top:1px solid var(--line)}
.d-sec h2{font-size:clamp(1.8rem,3.4vw,2.8rem)}
.d-overview{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(24px,5vw,80px)}
.d-overview p{color:var(--muted);margin:0 0 1em;font-size:1.08rem}
.benefits{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px}
.benefits li{padding:26px;border-radius:14px;background:linear-gradient(160deg,var(--panel-2),var(--panel));border:1px solid var(--line)}
.benefits svg{width:30px;height:30px;color:var(--cyan);margin-bottom:16px}
.benefits b{display:block;font-weight:650;font-size:1.12rem;margin-bottom:6px}
.benefits span{color:var(--muted);font-size:.95rem}
.hsteps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;counter-reset:s}
.hsteps li{padding:26px 26px 28px;border-top:2px solid var(--blue);background:rgba(31,107,255,.06);border-radius:0 0 12px 12px}
.hsteps small{color:var(--cyan);font-size:.85rem}
.hsteps b{display:block;font-weight:660;font-size:1.25rem;margin:4px 0 8px}
.hsteps p{margin:0;color:var(--muted);font-size:.95rem}
.uses{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}
.uses li{display:flex;align-items:center;gap:12px;padding:16px 18px;border:1px solid var(--line);border-radius:10px;background:rgba(10,24,56,.6)}
.uses li::before{content:"";flex:none;width:12px;height:12px;background:var(--cyan);clip-path:polygon(25% 3%,75% 3%,100% 50%,75% 97%,25% 97%,0 50%)}
.gallery{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.gallery .media{aspect-ratio:1/1;border-radius:12px;border:1px solid var(--line)}
.vid{aspect-ratio:16/9;border-radius:16px;border:1px solid var(--line-2)}
.spec-table{width:100%;border-collapse:collapse}
.spec-wrap{overflow-x:auto}
.spec-table th,.spec-table td{text-align:left;padding:16px 18px;border-bottom:1px solid var(--line);vertical-align:top}
.spec-table th{width:34%;font-weight:600;color:var(--muted)}
.spec-table td{color:#fff}
.others{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,420px));gap:16px}
.others .pcard .media{aspect-ratio:16/10}
.others .pcard h3{font-size:1.5rem}
.d-cta{border-radius:18px;padding:clamp(28px,5vw,56px);background:linear-gradient(120deg,#0E3FC4,#1F6BFF);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px}
.d-cta h2{margin:0;font-size:clamp(1.7rem,3vw,2.5rem)}
.d-cta p{margin:8px 0 0;color:rgba(255,255,255,.85)}
.pager{display:flex;justify-content:space-between;gap:16px;padding-block:40px 0}
.pager a{text-decoration:none;display:grid;gap:2px;padding:14px 0}
.pager small{color:var(--muted)}
.pager b{font-weight:680;font-size:1.25rem}
.pager a:hover b{color:var(--cyan)}
.pager .next{text-align:right;margin-left:auto}
@media (max-width:900px){.d-hero,.d-overview{grid-template-columns:1fr}.hsteps,.others{grid-template-columns:1fr}.gallery{grid-template-columns:repeat(2,minmax(0,1fr))}}
.page-enter{animation:rise .5s ease}


/* ---------- why / faq ---------- */
.why{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.why li{padding:30px 26px;border-radius:14px;background:linear-gradient(165deg,var(--panel-2),var(--panel));border:1px solid var(--line);transition:border-color .3s}
.why li:hover{border-color:var(--blue-2)}
.why .ic{width:48px;height:48px;border-radius:12px;display:grid;place-items:center;background:rgba(31,107,255,.16);color:var(--cyan);margin-bottom:22px}
.why .ic svg{width:24px;height:24px}
.why b{display:block;font-weight:600;font-size:1.15rem;letter-spacing:-.02em;margin-bottom:8px}
.why span{color:var(--muted);font-size:.95rem}
@media (max-width:1000px){.why{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.why{grid-template-columns:1fr}}
.faq{max-width:900px;border-top:1px solid var(--line-2)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:24px 0;font-weight:600;font-size:clamp(1.05rem,1.6vw,1.25rem);letter-spacing:-.02em}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";flex:none;width:12px;height:12px;border-right:2px solid var(--cyan);border-bottom:2px solid var(--cyan);transform:rotate(45deg) translate(-3px,-3px);transition:transform .3s}
.faq details[open] summary::after{transform:rotate(-135deg) translate(-3px,-3px)}
.faq details p{margin:0 0 24px;color:var(--muted);max-width:70ch}
.faq details[open] p{animation:rise .35s ease}

/* ---------- utility chrome ---------- */
.progress{position:fixed;top:0;left:0;right:0;height:2px;z-index:70;background:linear-gradient(90deg,var(--blue),var(--cyan));transform-origin:left;transform:scaleX(0);pointer-events:none}
.to-top{position:fixed;right:clamp(16px,3vw,32px);bottom:calc(clamp(20px,3vw,32px) + env(safe-area-inset-bottom,0px) + var(--lift,0px));z-index:55;width:48px;height:48px;border-radius:50%;border:1px solid var(--line-2);background:rgba(10,24,56,.85);color:#fff;display:grid;place-items:center;cursor:pointer;opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .3s,transform .3s,visibility .3s,background-color .2s;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.to-top.show{opacity:1;visibility:visible;transform:none}
.to-top:hover{background:var(--blue)}
.to-top svg{width:20px;height:20px}

/* ---------- product page tabs + lightbox ---------- */
.d-tabs{position:sticky;top:calc(74px + env(safe-area-inset-top,0px));z-index:20;background:#02050D;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-block:1px solid var(--line)}
.d-tabs .wrap{display:flex;gap:4px;overflow-x:auto;scrollbar-width:none}
.d-tabs .wrap::-webkit-scrollbar{display:none}
.d-tabs button{flex:none;background:none;border:0;border-bottom:2px solid transparent;padding:16px 14px 14px;color:var(--muted);font-weight:600;font-size:.92rem;cursor:pointer;transition:color .2s,border-color .2s}
.d-tabs button:hover{color:#fff}
.d-tabs button.on{color:#fff;border-color:var(--cyan)}
.d-sec{scroll-margin-top:calc(140px + env(safe-area-inset-top,0px))}
.gallery img,.d-hero .media img{cursor:zoom-in}
.lightbox{position:fixed;inset:0;z-index:180;background:rgba(2,5,13,.94);display:grid;place-items:center;padding:calc(24px + env(safe-area-inset-top,0px)) 24px calc(24px + env(safe-area-inset-bottom,0px))}
.lightbox img{max-width:min(1200px,100%);max-height:calc(100vh - 64px);max-height:calc(100dvh - 64px);width:auto;height:auto;object-fit:contain;border-radius:10px}
.lightbox button{position:absolute;top:calc(16px + env(safe-area-inset-top,0px));right:16px;width:46px;height:46px;border-radius:50%;border:1px solid var(--line-2);background:rgba(10,24,56,.9);color:#fff;font-size:1.4rem;cursor:pointer}


/* ---------- showcase stage ---------- */
.show-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:clamp(28px,5vw,72px);align-items:center}
.stage{position:relative;aspect-ratio:1/1;border-radius:22px;overflow:hidden;border:1px solid var(--line-2);
  background:radial-gradient(55% 50% at 50% 58%,#1545B8 0%,#0A1E55 45%,#040B20 100%);box-shadow:0 40px 110px -40px rgba(31,107,255,.75)}
.stage::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(114,211,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(114,211,255,.06) 1px,transparent 1px);background-size:44px 44px;-webkit-mask-image:radial-gradient(70% 70% at 50% 50%,#000 30%,transparent 80%);mask-image:radial-gradient(70% 70% at 50% 50%,#000 30%,transparent 80%)}
canvas.bottle-cv{position:absolute;inset:0;width:100%;height:100%}
.show-tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:30px}
.show-tabs button{padding:10px 18px;border-radius:999px;border:1px solid var(--line-2);background:transparent;color:var(--muted);font-weight:600;font-size:.92rem;cursor:pointer;transition:background-color .25s,color .25s,border-color .25s}
.show-tabs button:hover{color:#fff}
.show-tabs button[aria-selected="true"]{background:var(--blue);border-color:var(--blue);color:#fff}
.show-info .ind{font-size:.9rem;font-weight:600;color:var(--cyan)}
.show-info h3{font-family:var(--display);font-size:clamp(2.2rem,4.4vw,3.6rem);font-weight:700;letter-spacing:-.04em;line-height:1.02;margin:6px 0 12px}
.show-info .tl{font-family:var(--display);font-size:clamp(1.05rem,1.6vw,1.3rem);font-weight:500;letter-spacing:-.015em;color:#DCE6FF;margin:0 0 16px}
.show-info p{color:var(--muted);margin:0 0 20px}
.show-info ul{list-style:none;margin:0 0 30px;padding:0;display:grid;gap:10px}
.show-info li{display:flex;gap:12px;align-items:flex-start}
.show-info li::before{content:"";flex:none;width:12px;height:12px;margin-top:7px;background:var(--cyan);clip-path:polygon(25% 3%,75% 3%,100% 50%,75% 97%,25% 97%,0 50%)}
.show-info .acts{display:flex;flex-wrap:wrap;gap:12px}
#showBody.swap>*{animation:rise .45s ease both}
#showBody.swap>*:nth-child(2){animation-delay:.04s}#showBody.swap>*:nth-child(3){animation-delay:.08s}#showBody.swap>*:nth-child(4){animation-delay:.12s}
.pcard .media{background:radial-gradient(60% 70% at 50% 60%,#1545B8 0%,#0A1E55 50%,#050D26 100%)}
.d-hero .media.stage-media{background:radial-gradient(55% 55% at 50% 58%,#1545B8 0%,#0A1E55 45%,#040B20 100%)}
@media (max-width:760px){.show-grid{grid-template-columns:1fr}.stage{aspect-ratio:1/1;max-height:78vh}}

/* ---------- association ---------- */
.assoc{border-top:1px solid var(--line)}
.assoc-top{display:grid;justify-items:center;text-align:center;gap:6px}
.assoc-top .lead{margin:22px auto 0;text-align:center}
.partner-logo{width:min(440px,100%);min-height:150px;display:grid;place-items:center;border-radius:18px;border:1px solid var(--line-2);background:radial-gradient(70% 90% at 50% 50%,rgba(31,107,255,.2),transparent 75%),var(--panel);padding:26px}
.partner-logo img{max-height:110px;width:auto;object-fit:contain}
.logo-ph{display:grid;justify-items:center;gap:6px;color:#fff}
.logo-ph svg{width:40px;height:40px;color:var(--cyan)}
.logo-ph b{font-family:var(--display);font-size:1.6rem;font-weight:700;letter-spacing:-.03em}
.logo-ph small{font-size:.78rem;color:var(--dim)}
.brand-row{margin-top:clamp(56px,7vw,90px);padding-top:clamp(36px,5vw,56px);border-top:1px solid var(--line)}
.brand-row h3{text-align:center;color:var(--muted);font-size:1rem;font-weight:600;letter-spacing:0;margin-bottom:26px;font-family:var(--font)}
.brand-logos{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;max-width:720px;margin:0 auto}
.brand-logos a{min-height:130px;display:grid;place-items:center;padding:22px;border-radius:14px;border:1px solid var(--line);background:var(--panel);text-decoration:none;transition:border-color .3s,background-color .3s}
.brand-logos a:hover{border-color:var(--blue-2);background:var(--panel-2)}
.brand-logos img{max-height:72px;width:auto;object-fit:contain}
.brand-logos .logo-ph b{font-size:1.3rem}
.brand-logos .logo-ph svg{width:30px;height:30px}
@media (max-width:560px){.brand-logos{grid-template-columns:1fr}}

/* ---------- footer ---------- */
.site-footer{background:var(--black);color:var(--muted);border-top:1px solid var(--line);padding:56px 0 calc(34px + env(safe-area-inset-bottom,0px));font-size:.9rem}
.foot-grid{display:grid;grid-template-columns:1.3fr .8fr .9fr 1.2fr;gap:32px}
.foot-contact li{line-height:1.5;overflow-wrap:anywhere}
.foot-grid ul a{display:inline-block;padding:5px 0}
.foot-grid ul{gap:2px}
.cdetails a{display:inline-block;padding:4px 0;overflow-wrap:anywhere}
.cdetails dd{overflow-wrap:anywhere}
.dev-name{display:inline-flex;align-items:center;gap:10px;white-space:nowrap}
@media (max-width:560px){
  .hero-stats dl{display:grid;grid-template-columns:repeat(3,auto);justify-content:start;gap:8px 22px}
  .hero-stats dt{font-size:.72rem}.hero-stats dd{font-size:.88rem}
  .hero-actions .btn,.d-actions .btn,.show-info .acts .btn{flex:1 1 160px}
  .d-cta .btn{width:100%}
  .pager{justify-content:center}.pager .next{text-align:center;margin:0 auto}
}
.dev-credit{display:inline-flex;flex-wrap:wrap;align-items:center;gap:8px 10px}
@media (max-width:760px){.foot-bottom{flex-direction:column;padding-bottom:64px}}
.dev-credit b{color:#fff;font-weight:600}
.ptri-icon{width:32px;height:32px;display:block;filter:drop-shadow(0 4px 10px rgba(31,107,255,.45))}
.ptri-badge{width:28px;height:28px;border-radius:8px;display:inline-grid;place-items:center;background:linear-gradient(135deg,#3E8BFF,#0E3FC4);color:#fff;font-family:var(--display);font-weight:800;font-size:.95rem;line-height:1;box-shadow:0 4px 14px -4px rgba(31,107,255,.8)}
.foot-grid h4{margin:0 0 12px;color:#fff;font-size:.95rem;font-weight:620}
.foot-grid ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.foot-grid a{text-decoration:none}
.foot-grid a:hover{color:#fff}
.foot-grid p{margin:14px 0 0;max-width:36ch}
.foot-bottom{margin-top:44px;padding-top:22px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:.84rem}
@media (max-width:760px){.foot-grid{grid-template-columns:1fr 1fr}.foot-grid>div:first-child{grid-column:1/-1}}

/* ---------- cursor ---------- */
.cursor,.cursor-dot{position:fixed;left:0;top:0;pointer-events:none;z-index:150;opacity:0;transition:opacity .3s}
.cursor{width:38px;height:38px;margin:-19px 0 0 -19px}
.cursor svg{width:100%;height:100%;color:var(--cyan);transition:transform .3s cubic-bezier(.2,.7,.2,1)}
.cursor.grow svg{transform:scale(1.6) rotate(30deg)}
.cursor-dot{width:5px;height:5px;margin:-2.5px 0 0 -2.5px;border-radius:50%;background:var(--cyan)}
.has-cursor .cursor.on,.has-cursor .cursor-dot.on{opacity:1}
.has-cursor,.has-cursor a,.has-cursor button,.has-cursor canvas{cursor:none}
.has-cursor input,.has-cursor textarea{cursor:text}

.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form .btn[disabled]{opacity:.7;cursor:wait}
.form-status.ok{color:#7FE3B0}
.form-status.bad{color:#FFB4A8}
.form{position:relative}

/* footer: final responsive overrides */
@media (max-width:760px){.foot-grid{grid-template-columns:1fr 1fr}.foot-grid>div:first-child,.foot-grid>div:last-child{grid-column:1/-1}}
@media (max-width:359px){.foot-grid{grid-template-columns:1fr}.foot-grid>div{grid-column:auto}}

.gallery .media.photo{background:#fff;aspect-ratio:1/1.414;box-shadow:0 20px 50px -30px rgba(0,0,0,.8)}
.gallery .media img{transition:transform .4s ease}
.gallery .media.photo img{object-fit:cover}
.gallery .media.photo:hover img{transform:scale(1.02)}
.lightbox img{cursor:zoom-in}
.lightbox.zoom{overflow:auto;place-items:start center}
.lightbox.zoom img{max-height:none;width:min(1240px,100%);cursor:zoom-out}

/* lightbox slides */
.lightbox .lb-nav,.lightbox .lb-dots button{top:auto;right:auto}
.lightbox .lb-nav{position:fixed;top:50%;transform:translateY(-50%);width:52px;height:52px;border-radius:50%;display:grid;place-items:center;border:1px solid var(--line-2);background:rgba(10,24,56,.92);color:#fff;cursor:pointer;z-index:2;transition:background-color .2s}
.lightbox .lb-nav:hover{background:var(--blue)}
.lightbox .lb-nav svg{width:22px;height:22px}
.lightbox .lb-prev{left:clamp(10px,3vw,32px)}
.lightbox .lb-next{right:clamp(10px,3vw,32px)}
.lightbox.multi{padding-bottom:calc(72px + env(safe-area-inset-bottom,0px))}
.lightbox.multi .lb-img{max-height:calc(100vh - 120px);max-height:calc(100dvh - 120px)}
.lightbox.multi.zoom .lb-img{max-height:none}
.lightbox.multi:not(.zoom) .lb-img{max-width:min(1200px,calc(100% - 120px))}
.lb-bar{position:fixed;left:0;right:0;bottom:calc(18px + env(safe-area-inset-bottom,0px));display:flex;flex-direction:column;align-items:center;gap:10px;z-index:2;pointer-events:none}
.lb-count{font-size:.85rem;color:var(--muted);font-variant-numeric:tabular-nums}
.lb-dots{display:flex;gap:4px;pointer-events:auto}
.lightbox .lb-dots button{position:static;width:28px;height:28px;border:0;background:transparent;border-radius:50%;padding:0;display:grid;place-items:center;cursor:pointer}
.lightbox .lb-dots button::before{content:"";width:8px;height:8px;border-radius:50%;background:rgba(166,182,218,.45);transition:background-color .2s,transform .2s}
.lightbox .lb-dots button[aria-current="true"]::before{background:var(--cyan);transform:scale(1.3)}
.lb-img.lb-in{animation:lbIn .35s ease}
@keyframes lbIn{from{opacity:0;transform:scale(.985)}to{opacity:1;transform:none}}
@media (max-width:600px){.lightbox .lb-nav{width:44px;height:44px;top:auto;bottom:calc(14px + env(safe-area-inset-bottom,0px));transform:none}.lightbox.multi:not(.zoom) .lb-img{max-width:100%}}
@media (prefers-reduced-motion: reduce){.lb-img.lb-in{animation:none}}