/* AETHERION AI company site (v3) */
:root{--bg:#07080c;--bg2:#0e1016;--card:#13161e;--line:#232733;--text:#eef0f5;--dim:#9aa1b2;--acc:#ff7a3d;--acc2:#ffb067;--rad:20px;color-scheme:dark}
*{box-sizing:border-box}
body.s{margin:0;background:var(--bg);color:var(--text);font-family:"Pretendard","Apple SD Gothic Neo","Noto Sans KR",system-ui,sans-serif;line-height:1.65;-webkit-font-smoothing:antialiased}
.s a{color:inherit}
.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;background:#fff;color:#000;padding:8px;z-index:99}
.hdr{position:sticky;top:0;z-index:20;background:rgba(7,8,12,.75);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav{max-width:1200px;margin:0 auto;display:flex;align-items:center;gap:24px;padding:12px 22px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.12em;text-decoration:none;font-size:15px}
.brand img{width:34px;height:34px}
.links{display:flex;gap:22px;margin-left:auto;font-size:14.5px;align-items:center}.links a{text-decoration:none;color:var(--dim)}.links a:hover{color:var(--text)}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 22px;border-radius:999px;border:1px solid var(--line);background:var(--card);color:var(--text);text-decoration:none;font-weight:650;transition:.15s}
.btn:hover{border-color:#3a4050;transform:translateY(-1px)}
.btn.pri{background:linear-gradient(135deg,var(--acc),#ff5a3d);border-color:transparent;color:#fff;box-shadow:0 8px 30px rgba(255,110,60,.35)}
.links .btn{padding:8px 16px;color:#fff}
.wrap{max-width:1200px;margin:0 auto;padding:0 22px}
.hero{position:relative;overflow:hidden;padding:110px 0 90px;min-height:640px}
.hero-img{position:absolute;right:-8%;top:50%;transform:translateY(-50%);width:min(760px,70vw);opacity:.95;mask-image:radial-gradient(circle,#000 45%,transparent 72%);-webkit-mask-image:radial-gradient(circle,#000 45%,transparent 72%);pointer-events:none}
.hero .wrap{position:relative}
.eyebrow{display:inline-block;font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--acc2);font-weight:700;margin-bottom:18px}
.hero h1{font-size:clamp(40px,6.4vw,78px);line-height:1.05;margin:0 0 22px;letter-spacing:-.03em;max-width:780px}
.grad{background:linear-gradient(100deg,var(--acc),var(--acc2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:clamp(17px,1.6vw,20px);color:var(--dim);max-width:600px;margin:0 0 32px}
.cta{display:flex;gap:12px;flex-wrap:wrap}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--rad);overflow:hidden;margin-top:70px;max-width:900px}
.stat{background:rgba(14,16,22,.85);padding:20px 22px}.stat b{display:block;font-size:28px;letter-spacing:-.02em}.stat span{color:var(--dim);font-size:13.5px}
.sec{padding:100px 0;border-top:1px solid var(--line)}
.sec h2{font-size:clamp(30px,4vw,46px);letter-spacing:-.02em;margin:0 0 14px;line-height:1.15}
.sec .sub{color:var(--dim);font-size:18px;max-width:680px;margin:0 0 46px}
.label{font-size:13px;letter-spacing:.14em;color:var(--acc);font-weight:700;text-transform:uppercase;margin-bottom:12px;display:block}
.model{display:grid;grid-template-columns:1.1fr 1fr;gap:28px;align-items:stretch}
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--rad);padding:30px}
.panel h3{margin:0 0 6px;font-size:24px}
.tag{display:inline-block;font-size:12px;padding:3px 10px;border-radius:999px;border:1px solid #3b2a22;color:var(--acc2);background:#1d140f;margin:0 6px 6px 0}
table.spec{width:100%;border-collapse:collapse;font-size:15px}
table.spec td{padding:11px 0;border-bottom:1px solid var(--line);vertical-align:top}
table.spec td:first-child{color:var(--dim);width:42%}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.feat{background:var(--card);border:1px solid var(--line);border-radius:var(--rad);overflow:hidden;display:flex;flex-direction:column}
.feat img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block}
.feat div{padding:20px}.feat h3{margin:0 0 6px;font-size:18px}.feat p{margin:0;color:var(--dim);font-size:14.5px}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.chips span{border:1px solid var(--line);border-radius:999px;padding:7px 14px;font-size:14px;background:var(--bg2)}
.research{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.paper{background:var(--card);border:1px solid var(--line);border-radius:var(--rad);padding:26px;text-decoration:none;display:block;transition:.15s}
.paper:hover{border-color:#40465a}
.paper time{font-size:13px;color:var(--dim)}.paper h3{margin:8px 0;font-size:19px}.paper p{margin:0;color:var(--dim);font-size:14.5px}
.paper .st{display:inline-block;margin-top:14px;font-size:12px;color:var(--acc2)}
.company{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.company img{width:100%;border-radius:var(--rad);border:1px solid var(--line)}
.vals{display:grid;gap:16px;margin-top:20px}.vals div{border-left:2px solid var(--acc);padding-left:16px}.vals b{display:block}.vals span{color:var(--dim);font-size:15px}
.careers{background:linear-gradient(135deg,#1a110c,#0f1118);border:1px solid #2e2219;border-radius:28px;padding:50px;display:flex;gap:30px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.careers h2{margin:0 0 8px}
.faq details{border-bottom:1px solid var(--line);padding:18px 0}.faq summary{cursor:pointer;font-weight:650;font-size:17px}.faq p{color:var(--dim);margin:10px 0 0}
.foot{border-top:1px solid var(--line);padding:50px 0 60px;color:var(--dim);font-size:14px}
.foot .cols{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px}
.foot h4{color:var(--text);margin:0 0 12px;font-size:14px}.foot a{display:block;text-decoration:none;margin:6px 0}.foot a:hover{color:var(--text)}
.note{color:var(--dim);font-size:13.5px;margin-top:14px}
@media(max-width:960px){.grid{grid-template-columns:repeat(2,1fr)}.research{grid-template-columns:1fr}.model,.company{grid-template-columns:1fr}.foot .cols{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.links a:not(.btn){display:none}.hero{padding:70px 0 60px;min-height:0}.hero-img{right:-40%;top:22%;width:120vw;opacity:.45}.stats{grid-template-columns:1fr 1fr}.grid{grid-template-columns:1fr}.sec{padding:70px 0}.careers{padding:30px}.panel{padding:22px}}
.s .ae-header{background:rgba(7,8,12,.8)!important;color:var(--text)!important;font:inherit!important;border-bottom:1px solid var(--line)!important}.s .ae-footer{background:var(--bg)!important;color:var(--dim)!important;font:inherit!important}
.mmenu{position:relative;display:none}.mmenu summary{list-style:none;cursor:pointer;font-size:20px;padding:4px 8px;border:1px solid var(--line);border-radius:10px}.mmenu summary::-webkit-details-marker{display:none}
.s .ae-drawer{background:var(--card)!important;border-color:var(--line)!important;top:calc(100% + 10px)}
@media(max-width:640px){.mmenu{display:block}}
.s .ae-header__links{flex:none;margin-left:auto;gap:22px}.s .ae-header__links a{font-size:14.5px;padding:0;font-weight:500}.s .ae-header__links a.btn{padding:8px 16px!important;color:#fff!important}@media(max-width:640px){.s .ae-header__links a:not(.btn){display:none}}
/* ===== v5: bright, cheerful light theme (default) ===== */
:root{--bg:#fffdf8;--bg2:#fff6ea;--card:#ffffff;--line:#efe6d8;--text:#1c1f2a;--dim:#5b6272;--acc:#ff6a3d;--acc2:#e8590c;--sun:#ffc94a;--mint:#2fbf8f;--sky:#3d8bff;--grape:#8a5cff;--rad:22px;color-scheme:light}
body.s{background:radial-gradient(1200px 600px at 85% -10%,#fff0d6 0,transparent 60%),radial-gradient(900px 500px at -10% 10%,#e9f3ff 0,transparent 55%),var(--bg)}
.hdr,.s .ae-header{background:rgba(255,253,248,.86)!important;color:var(--text)!important}
.s .ae-header__links a{color:var(--dim)}.s .ae-header__links a:hover{color:var(--text)}
.btn{background:#fff;box-shadow:0 2px 10px rgba(60,40,10,.06)}.btn:hover{border-color:#e2d3bd}
.btn.pri{background:linear-gradient(135deg,#ff7a45,#ff4f6d);box-shadow:0 10px 30px rgba(255,90,80,.28)}
.stat{background:rgba(255,255,255,.9)}
.tag{border-color:#ffd8c4;background:#fff1e8;color:#d9480f}
.paper:hover,.feat:hover{border-color:#ffc9ad;transform:translateY(-2px);box-shadow:0 14px 34px rgba(60,40,10,.08)}
.feat,.paper{transition:.18s}
.careers{background:linear-gradient(135deg,#fff1e2,#eef6ff);border-color:#f3e2cc}
.s .ae-drawer{background:#fff!important}
.chips span{background:#fff}
.smsg pre{background:rgba(0,0,0,.05)}
.hero{padding-top:96px}
.hero h1{font-size:clamp(42px,7vw,88px)}
.grad{background:linear-gradient(100deg,#ff6a3d,#ff4f6d 40%,#8a5cff 75%,#3d8bff)}
.hero-img{opacity:.9}
/* product breadth */
.lineup{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.prod{background:var(--card);border:1px solid var(--line);border-radius:var(--rad);padding:26px;position:relative;overflow:hidden;transition:.18s}
.prod:hover{transform:translateY(-3px);box-shadow:0 16px 40px rgba(60,40,10,.09)}
.prod .ico{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;font-size:24px;margin-bottom:14px}
.prod h3{margin:0 0 6px;font-size:20px}.prod p{margin:0;color:var(--dim);font-size:15px}
.prod .st{display:inline-block;margin-top:14px;font-size:12px;font-weight:700;padding:3px 10px;border-radius:99px}
.st.live{background:#e3f8ef;color:#13795b}.st.beta{background:#fff3d6;color:#a35f00}.st.plan{background:#eef0ff;color:#4c3fd1}
.c1{background:#fff0e6}.c2{background:#e8f6ff}.c3{background:#eefbe9}.c4{background:#f3ecff}.c5{background:#fff7d9}.c6{background:#ffeaf0}
/* roadmap */
.road{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;counter-reset:r}
.road>div{background:var(--card);border:1px solid var(--line);border-radius:var(--rad);padding:24px;border-top:5px solid var(--sun)}
.road>div:nth-child(2){border-top-color:var(--sky)}.road>div:nth-child(3){border-top-color:var(--grape)}
.road h3{margin:0 0 10px;font-size:18px}.road ul{margin:0;padding-left:18px;color:var(--dim);font-size:15px}.road li{margin:4px 0}
.road small{display:block;color:var(--acc2);font-weight:700;letter-spacing:.08em;margin-bottom:4px}
/* labs & careers areas */
.labs{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.lab{border-radius:var(--rad);padding:22px;border:1px solid var(--line);background:var(--card)}
.lab b{display:block;font-size:17px;margin:6px 0}.lab span{color:var(--dim);font-size:14.5px}.lab i{font-style:normal;font-size:26px}
.areas{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0 0}.areas span{background:#fff;border:1px solid var(--line);border-radius:99px;padding:7px 14px;font-size:14px}
@media(max-width:960px){.lineup,.road{grid-template-columns:1fr 1fr}.labs{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.lineup,.road,.labs{grid-template-columns:1fr}.hero h1{font-size:44px}}
/* v6: gradient text fix (background shorthand reset background-clip) + mobile hero */
.grad{-webkit-background-clip:text!important;background-clip:text!important;color:transparent;-webkit-text-fill-color:transparent}
@media(max-width:640px){
.hero{display:flex;flex-direction:column;padding:48px 0 40px}
.hero .wrap{order:1}
.hero-img{order:2;position:static;transform:none;display:block;width:calc(100% - 40px);max-width:420px;height:auto;aspect-ratio:16/10;object-fit:cover;margin:28px auto 0;border-radius:22px;opacity:1;-webkit-mask-image:none;mask-image:none;box-shadow:0 18px 40px -20px rgba(60,30,90,.45)}
.hero h1{font-size:clamp(32px,9.6vw,44px)!important;line-height:1.15;word-break:keep-all}
.hero p.lead{word-break:keep-all}
.cta{flex-wrap:wrap}
}
html,body{overflow-x:clip}
/* ===== v7.1 Liquid Glass ===== */
:root{--glass:rgba(255,255,255,.58);--glass-strong:rgba(255,255,255,.74);--glass-edge:rgba(255,255,255,.85);--glass-blur:saturate(180%) blur(22px)}
.hdr,.s .ae-header{background:var(--glass)!important;-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);border-bottom:1px solid rgba(255,255,255,.6)!important;box-shadow:inset 0 -1px 0 rgba(60,40,10,.06),0 8px 30px rgba(60,40,10,.06)}
.panel,.stat,.feat,.paper,.s .ae-drawer{background:var(--glass-strong)!important;-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);border:1px solid transparent!important;background-clip:padding-box;position:relative;box-shadow:inset 0 1px 0 var(--glass-edge),inset 0 0 0 1px rgba(255,255,255,.35),0 12px 36px rgba(60,40,10,.08)}
.panel::before,.feat::before,.paper::before{content:"";position:absolute;inset:-1px;border-radius:inherit;padding:1px;background:linear-gradient(140deg,rgba(255,255,255,.95),rgba(255,180,140,.35) 40%,rgba(140,180,255,.35) 70%,rgba(255,255,255,.8));-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
.btn{-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);background:var(--glass-strong);box-shadow:inset 0 1px 0 var(--glass-edge),0 2px 10px rgba(60,40,10,.06)}
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){.hdr,.s .ae-header{background:rgba(255,253,248,.96)!important}.panel,.stat,.feat,.paper,.s .ae-drawer,.btn{background:#fff!important}}
@media (prefers-reduced-transparency:reduce){.hdr,.s .ae-header,.panel,.stat,.feat,.paper,.s .ae-drawer,.btn{-webkit-backdrop-filter:none!important;backdrop-filter:none!important;background:#fff!important}.hdr,.s .ae-header{background:#fffdf8!important}}
@media (prefers-reduced-motion:reduce){.feat,.paper,.btn{transition:none!important}.paper:hover,.feat:hover{transform:none}}
/* ===== v0.01 — design refresh (bright · enterprise · Liquid Glass) =====
 * New 0.0X design era. Inspiration drawn from the layout clarity, generous
 * whitespace and calm typography of leading AI company sites — no copied code,
 * assets, logos or brand names. All imagery stays self-generated.
 */
:root{
  --ae01-page:#fcfbf7;--ae01-ink:#171a22;--ae01-dim:#596075;
  --ae01-line:#ece4d6;--ae01-accent:#ff6a3d;--ae01-accent-2:#ff4f6d;
  --ae01-ring:rgba(255,106,61,.18);--ae01-shadow:28px 60px -40px rgba(60,40,20,.35);
  --ae01-space:clamp(76px,9vw,128px);
}
body.s{
  background:
    radial-gradient(1100px 620px at 88% -8%,#ffe9cf 0,transparent 58%),
    radial-gradient(900px 560px at -8% 4%,#e6f1ff 0,transparent 55%),
    radial-gradient(760px 520px at 50% 118%,#f6ecff 0,transparent 60%),
    var(--ae01-page);
  color:var(--ae01-ink);
  letter-spacing:-.01em;
}
/* rhythm: calmer, more enterprise section spacing */
.sec{padding:var(--ae01-space) 0;border-top:1px solid rgba(236,228,214,.7)}
.sec h2{letter-spacing:-.035em;line-height:1.1}
.sec .sub{color:var(--ae01-dim);line-height:1.7;font-size:clamp(16px,1.4vw,19px)}
.label{color:var(--ae01-accent);letter-spacing:.18em}
/* nav polish */
.links a:not(.btn){font-weight:600;letter-spacing:-.01em;border-radius:999px;padding:7px 12px;transition:background .18s,color .18s}
.links a:not(.btn):hover{background:rgba(23,26,34,.06);color:var(--ae01-ink)}
.brand{letter-spacing:.14em}
/* hero: cleaner, more breathing room, softer mesh */
.hero{padding:clamp(84px,10vw,132px) 0 clamp(72px,8vw,104px)}
.hero .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:999px;
  background:rgba(255,255,255,.7);border:1px solid rgba(255,180,140,.5);
  color:#c44a1f;letter-spacing:.1em;font-size:12px;
  -webkit-backdrop-filter:saturate(160%) blur(10px);backdrop-filter:saturate(160%) blur(10px);
  box-shadow:0 6px 18px rgba(255,106,61,.12)}
.hero h1{letter-spacing:-.04em;line-height:1.06}
.hero p.lead{color:var(--ae01-dim);line-height:1.6}
.hero-img{filter:saturate(1.05)}
/* stats: glass tiles, airier */
.stats{border:0;background:transparent;gap:14px;grid-template-columns:repeat(4,1fr);margin-top:clamp(48px,6vw,74px)}
.stat{border-radius:18px;border:1px solid rgba(255,255,255,.7);
  background:rgba(255,255,255,.62)!important;
  -webkit-backdrop-filter:saturate(170%) blur(16px);backdrop-filter:saturate(170%) blur(16px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.8),0 14px 34px -24px rgba(60,40,20,.45);
  padding:22px 22px}
.stat b{font-size:clamp(26px,2.4vw,32px);letter-spacing:-.03em;background:linear-gradient(120deg,#ff6a3d,#ff4f6d);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}
.stat span{color:var(--ae01-dim)}
/* cards: softer, deeper, enterprise */
.prod,.feat,.paper,.lab,.road>div{border-radius:22px;border:1px solid rgba(236,228,214,.9)}
.prod:hover,.feat:hover,.paper:hover{transform:translateY(-4px);box-shadow:var(--ae01-shadow)!important;border-color:rgba(255,201,173,.9)}
.prod .ico{box-shadow:inset 0 1px 0 rgba(255,255,255,.7)}
.prod h3,.feat h3,.paper h3{letter-spacing:-.02em}
/* buttons: crisper primary */
.btn.pri{background:linear-gradient(135deg,#ff7a45,#ff4f6d)!important;border:0;box-shadow:0 14px 30px -12px rgba(255,80,80,.55)}
.btn.pri:hover{transform:translateY(-2px);box-shadow:0 18px 38px -12px rgba(255,80,80,.6)}
.btn{border-radius:999px;font-weight:650}
/* status pills a touch rounder */
.st.live,.st.beta,.st.plan{border-radius:999px;font-weight:700}
/* careers / final call band refinement */
.careers{border-radius:28px;box-shadow:var(--ae01-shadow)}
.foot{border-top:1px solid rgba(236,228,214,.8)}
@media(max-width:960px){.stats{grid-template-columns:1fr 1fr}}
@media(max-width:640px){
  .stats{grid-template-columns:1fr 1fr;gap:10px}
  .stat{padding:16px 16px}
  .hero{padding:52px 0 40px}
  .sec{padding:56px 0}
}
/* v0.02: hero overlap fix, glass card polish, mobile rhythm */
@media(min-width:961px){
  .hero-img{right:-14%;width:min(680px,56vw);opacity:.85;
    mask-image:radial-gradient(circle,#000 38%,transparent 68%);-webkit-mask-image:radial-gradient(circle,#000 38%,transparent 68%)}
  .hero h1,.hero p.lead{max-width:min(640px,58%)}
  .hero .wrap::before{content:"";position:absolute;inset:-40px auto -40px -60px;width:70%;z-index:-1;pointer-events:none;
    background:radial-gradient(60% 60% at 30% 50%,rgba(255,255,255,.75),transparent 75%)}
}
.prod,.feat,.paper,.lab{background:linear-gradient(180deg,rgba(255,255,255,.86),rgba(255,255,255,.66));
  -webkit-backdrop-filter:saturate(160%) blur(12px);backdrop-filter:saturate(160%) blur(12px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.9),0 10px 28px -22px rgba(60,40,20,.4)}
.sec h2{letter-spacing:-.03em;line-height:1.15;word-break:keep-all}
@media(max-width:640px){
  .wrap{padding-left:20px;padding-right:20px}
  .hero .cta{display:flex;flex-wrap:wrap;gap:10px}
  .hero .cta .btn{flex:1 1 auto;text-align:center}
  .sec h2{font-size:clamp(26px,7.4vw,32px)}
  .prod,.feat,.paper,.lab{padding:20px}
}