/* Home: centred bands split by full-width hairlines, as on a dark product console. */
.open-page main{overflow-x:clip}
.open-page .band,.open-page .cta{padding:120px var(--gutter);border-top:1px solid var(--line)}
.open-page .band-title{font-size:clamp(32px,3.6vw,46px);font-weight:500;line-height:1.15;text-align:center;background:var(--silver);-webkit-background-clip:text;background-clip:text;color:transparent;padding-bottom:.08em}
.open-page .band-lead{max-width:620px;margin:20px auto 0;color:var(--muted);text-align:center;font-size:16px}

/* Hero */
.hero{position:relative;display:flex;flex-direction:column;align-items:center;text-align:center;padding:clamp(130px,17vw,250px) var(--gutter) clamp(140px,15vw,220px)}
.hero::after{content:"";position:absolute;left:50%;top:8%;z-index:-1;width:min(900px,120vw);height:520px;transform:translateX(-50%);pointer-events:none;background:radial-gradient(closest-side,rgb(255 255 255 / 7%),transparent);animation:hero-glow 9s ease-in-out infinite alternate}
@keyframes hero-glow{from{opacity:.45}to{opacity:1}}
.hero-title{font:600 clamp(76px,11vw,132px)/1 var(--font);letter-spacing:-.05em;background:linear-gradient(105deg,transparent 42%,rgb(255 255 255 / 90%) 50%,transparent 58%) 130% 0/250% 100% no-repeat,linear-gradient(172deg,#fff 18%,#cfcfcf 52%,#7d7d7d 96%);-webkit-background-clip:text;background-clip:text;color:transparent;padding:0 .04em .1em}
.hero>.hero-title{animation:rise .8s var(--ease-out) backwards,hero-sheen 1.8s ease-in-out .7s backwards}
@keyframes hero-sheen{from{background-position:-30% 0,0 0}}
.hero-lead{max-width:660px;margin-top:40px;color:#a1a1a1;font-size:clamp(17px,1.4vw,19px);line-height:1.55}
.hero .pill{margin-top:52px}

/* Models row */
.logo-row{display:flex;flex-wrap:wrap;justify-content:center;gap:28px 56px;margin:64px 0 0;padding:0;list-style:none}
.logo-row a{display:flex;flex-direction:column;align-items:center;gap:14px;color:#8a8a8a;font-size:14.5px;font-weight:500;letter-spacing:.02em;transition:color .2s}
.logo-row a:hover{color:#fff}
.logo-tile{display:grid;place-items:center;width:64px;height:64px;border-radius:12px;background:#141414;color:#fff;box-shadow:inset 0 0 0 1px rgb(255 255 255 / 8%),0 10px 30px -12px #000;transition:transform .25s cubic-bezier(.2,.7,.2,1)}
.logo-row a:hover .logo-tile{transform:translateY(-4px) scale(1.04)}
.tile-gpt{background:#f1f1f1;color:#0a0a0a}
.tile-claude{background:#d97757;color:#fff}
.tile-gemini{background:#fff;color:#1a73e8}
.tile-deepseek{background:#fff}
.tile-qwen{background:#fff;color:#615ced}
.tile-kimi{background:#0a0a0a;color:#fff}
.tile-glm{background:#3859ff;color:#fff}

/* Features: one ruled block, cells lit on hover */
.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;max-width:var(--page);margin:72px auto 0;background:var(--line);border:1px solid var(--line)}
.feature{position:relative;display:flex;flex-direction:column;padding:56px 40px 52px;background:#000;color:#bdbdbd;transition:background .35s}
.feature::before{content:"";position:absolute;left:-1px;top:0;bottom:0;width:1px;background:#e6e6e6;opacity:0;transition:opacity .35s}
.feature:hover{background:#0d0d0d}
.feature:hover::before{opacity:1}
.feature svg{transition:transform .35s var(--ease-out),color .25s}
.feature:hover svg{color:#fff;transform:translateY(-3px)}
.feature h3{margin-top:32px;color:#f2f2f2;font:700 16.5px/1.3 var(--display);letter-spacing:-.01em}
.feature p{margin-top:14px;max-width:34ch;color:var(--muted);font-size:15px;line-height:1.6}

/* Pricing */
.free-plan{display:flex;align-items:center;justify-content:space-between;gap:24px;max-width:var(--page);margin:64px auto 0;padding:32px 40px;border:1px solid var(--line);border-bottom:0}
.free-plan h3{margin-top:10px;font:600 22px/1.25 var(--display);color:#f2f2f2}
.free-plan p{margin-top:6px;color:var(--muted);font-size:15px}
.plan-name{display:flex;align-items:center;gap:10px;color:#fff;font-size:13.5px;font-weight:600}
.plan-name b{padding:3px 8px;border:1px solid var(--line-strong);color:var(--muted);font-size:12px;font-weight:500}
.price-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;max-width:var(--page);margin:0 auto;background:var(--line);border:1px solid var(--line)}
.price-card{display:flex;flex-direction:column;padding:36px 32px;background:#000;transition:background .35s}
.price-card:hover{background:#0a0a0a}
.price-card--featured,.price-card--featured:hover{background:#0c0c0c;box-shadow:inset 0 1px 0 #d9d9d9}
.price{margin-top:22px;font:600 38px/1.1 var(--display);letter-spacing:-.02em;background:var(--silver);-webkit-background-clip:text;background-clip:text;color:transparent;font-variant-numeric:tabular-nums}
.price small{margin-left:8px;font:400 14px var(--font);letter-spacing:0;color:var(--muted);-webkit-text-fill-color:var(--muted)}
.price-card strong{margin-top:14px;color:#ededed;font-size:15px;font-weight:500}
.price-card ul{display:grid;gap:10px;margin:22px 0 32px;padding:20px 0 0;border-top:1px solid var(--line);list-style:none;color:var(--muted);font-size:14.5px;line-height:1.5}
.price-card li{display:flex;gap:10px}
.price-card li::before{content:"";flex:none;width:6px;height:1px;margin-top:.75em;background:#6b6b6b}
.price-card .pill{margin-top:auto;width:100%}
.billing-note{max-width:var(--page);margin:32px auto 0;color:var(--muted-2);font-size:13.5px;line-height:1.65}

/* News teaser, set like the news list */
.updates .section-top{max-width:var(--page);margin-inline:auto}
.update-list{max-width:var(--page);margin:0 auto;padding:0;list-style:none}
.update-list a{display:block;padding:30px 0;border-top:1px solid var(--line)}
.update-list li:last-child a{border-bottom:1px solid var(--line)}
.update-meta{display:flex;gap:12px;font-size:13.5px}
.update-meta b{color:#fff;font-weight:600}
.update-meta time{color:var(--muted-2)}
.update-list h3{margin-top:14px;color:#f2f2f2;font:700 20px/1.3 var(--display);transition:color .2s,transform .35s var(--ease-out)}
.update-list h3+p{margin-top:10px;color:#6f6f6f;font-size:15.5px}
.update-list a:hover h3{color:#fff;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:5px;transform:translateX(6px)}

/* FAQ */
.faq-list{max-width:820px;margin:56px auto 0;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{position:relative;display:flex;justify-content:space-between;align-items:center;gap:24px;padding:26px 0;cursor:pointer;list-style:none;color:#f2f2f2;font:600 18px/1.35 var(--display)}
.faq summary::-webkit-details-marker{display:none}
.faq summary span{position:relative;flex:none;width:14px;height:14px}
.faq summary span::before,.faq summary span::after{content:"";position:absolute;left:0;top:6.5px;width:14px;height:1px;background:#bdbdbd;transition:transform .25s}
.faq summary span::after{transform:rotate(90deg)}
.faq details[open] summary span::after{transform:rotate(0)}
.faq details p{max-width:68ch;padding:0 40px 28px 0;color:var(--muted);font-size:15.5px;line-height:1.65}

/* Closing call */
.open-page .cta{display:flex;flex-direction:column;align-items:center;text-align:center;padding-block:150px 170px}
.open-page .cta>p{margin-top:20px;color:var(--muted);font-size:16px}
.open-page .cta .pill{margin-top:44px}

@media(max-width:1000px){
  .open-page .band,.open-page .cta{padding:88px 20px}
  .feature-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .price-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:640px){
  .hero{padding:110px 20px 120px}
  .hero-lead{margin-top:28px}
  .hero .pill{margin-top:40px}
  .logo-row{gap:28px 14px;margin-top:48px}
  .logo-row a{min-width:72px}
  .feature-grid,.price-grid{grid-template-columns:1fr}
  .feature-grid{margin-top:48px}
  .feature{padding:40px 28px}
  .free-plan{flex-direction:column;align-items:flex-start;padding:28px}
  .free-plan .pill{width:100%}
  .price-card{padding:32px 28px}
  .faq summary{font-size:16.5px}
  .faq details p{padding-right:0}
}