/* ============================================================
   AlphaCode theme v11 — one coherent layer (loads after styles.css)
   ============================================================ */
:root{
  --bg:#0A0B12;--bg-1:#0E1018;--panel:#12141E;--panel-2:#171A27;
  --line:#222638;--line-2:#2E3350;--line-3:#444B70;
  --text:#F1F2F8;--text-2:#BFC2D3;--text-dim:#9296AC;--text-mute:#6F7390;--text-faint:#555A78;
  --amber:#8B7CFF;--amber-hi:#B6ABFF;--amber-lo:#6E56CF;--amber-glow:rgba(139,124,255,.30);
  --cyan:#5EC8F2;--grad:linear-gradient(120deg,#8B7CFF,#5EC8F2);
  --type:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --r:12px;--r-md:16px;--nav-h:64px;--wrap:1120px;
}
@media (prefers-color-scheme:light){:root{
  --bg:#FAFAFE;--bg-1:#F3F3FA;--panel:#FFFFFF;--panel-2:#F6F5FD;
  --line:#E3E4F0;--line-2:#D2D4E6;--line-3:#B0B4D0;
  --text:#12131F;--text-2:#3A3D58;--text-dim:#5C607D;--text-mute:#7A7E9A;--text-faint:#A3A7C0;
  --amber:#6E56CF;--amber-hi:#5B45B8;--amber-lo:#4B38A0;--amber-glow:rgba(110,86,207,.22);
}}
html{scroll-padding-top:calc(var(--nav-h) + 8px);scroll-behavior:smooth}
section[id]{scroll-margin-top:0}
body{font-family:var(--type);font-size:16px;line-height:1.65;color:var(--text-2);background:var(--bg);letter-spacing:0}
h1,h2,h3{color:var(--text);text-wrap:balance;letter-spacing:-.025em}
p{text-wrap:pretty}
code,pre,kbd,.code,.prompt-label,.boot,.nav__brand,.model,.chip,.stat__lbl{font-family:var(--mono)}
.skip{top:-80px}.skip:focus{top:12px}
.gutter{display:none}
.container{max-width:var(--wrap);margin-inline:auto;padding-inline:24px}
.container--narrow{max-width:780px}

/* ---------- HEADER ---------- */
.nav{position:sticky;top:0;z-index:60;height:var(--nav-h);background:color-mix(in srgb,var(--bg) 82%,transparent);
  backdrop-filter:saturate(160%) blur(14px);-webkit-backdrop-filter:saturate(160%) blur(14px);border-bottom:1px solid var(--line)}
.nav__inner{max-width:var(--wrap);height:100%;margin-inline:auto;padding-inline:24px;display:flex;align-items:center;gap:24px}
.nav__brand{display:flex;align-items:center;gap:6px;font-weight:700;font-size:16px;color:var(--text);text-decoration:none;flex:none}
.nav__brand .p{color:var(--amber)}
.nav__links{display:flex;align-items:center;gap:4px;margin-inline:auto}
.nav__links a{font-size:14px;font-weight:500;color:var(--text-dim);padding:8px 14px;border-radius:999px;text-decoration:none;white-space:nowrap;transition:background .15s,color .15s}
.nav__links a::before{content:none}
.nav__links a:hover{color:var(--text);background:var(--panel-2)}
.nav__links a[aria-current=page]{color:var(--text);background:color-mix(in srgb,var(--amber) 18%,transparent)}
.nav__drawer{display:none}
.nav__cta{display:flex;align-items:center;gap:10px;flex:none}
.nav__toggle{display:none;width:42px;height:42px;align-items:center;justify-content:center;border:1px solid var(--line-2);border-radius:12px;background:var(--panel);color:var(--text);cursor:pointer}
.nav__stars{font-size:12px;opacity:.8}

/* ---------- BUTTONS ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;font:600 14px/1 var(--type);padding:12px 20px;text-decoration:none;border:1px solid var(--line-2);color:var(--text);background:var(--panel);transition:transform .15s,box-shadow .15s,border-color .15s,background .15s}
.btn:hover{border-color:var(--line-3);transform:translateY(-1px)}
.btn--primary{background:var(--grad);color:#0A0B12;border-color:transparent;box-shadow:0 8px 24px -10px var(--amber-glow)}
.btn--primary:hover{box-shadow:0 12px 30px -8px var(--amber-glow);border-color:transparent}
.btn--sm{padding:9px 16px;font-size:13.5px}.btn--lg{padding:15px 28px;font-size:15px}

/* ---------- SECTIONS ---------- */
main>section{padding-block:clamp(64px,8vw,104px);border:0}
.free,.models,.bench,.usecases{background:var(--bg-1)}
.section__head{max-width:720px;margin:0 auto 48px;text-align:center}
.prompt-label{display:inline-flex;gap:8px;margin:0 0 16px;padding:6px 14px;border:1px solid var(--line-2);border-radius:999px;background:var(--panel);font-size:12.5px;color:var(--text-dim)}
.prompt-label .p{color:var(--amber)}
.section__title{font-size:clamp(1.8rem,3.6vw,2.7rem);line-height:1.12;font-weight:800;margin:0 0 14px;background:none;-webkit-text-fill-color:currentColor}
.section__lede{font-size:1.06rem;color:var(--text-dim);margin:0 auto}

/* ---------- HERO ---------- */
.hero{padding-block:clamp(56px,8vw,96px) 40px}
.hero__inner{max-width:900px;margin-inline:auto;padding-inline:24px;text-align:center}
.hero__kicker{display:inline-flex;align-items:center;gap:10px;padding:7px 16px;border:1px solid var(--line-2);border-radius:999px;background:var(--panel);font-size:12.5px;color:var(--text-dim);margin-bottom:28px}
.hero__title{font-size:clamp(2.2rem,5.4vw,3.9rem);line-height:1.08;font-weight:800;max-width:17ch;margin:0 auto 24px;letter-spacing:-.035em;hyphens:none}
.hero__title .nw{white-space:nowrap}
.hero__title .amber{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}
.hero__sub{font-size:clamp(1rem,1.4vw,1.15rem);max-width:60ch;margin:0 auto 24px;color:var(--text-dim)}
.hero__sub b{color:var(--text)}
.hero__free{display:inline-flex;gap:10px;align-items:flex-start;max-width:620px;margin:0 auto 32px;padding:12px 18px;border:1px solid color-mix(in srgb,var(--green) 40%,var(--line));border-radius:var(--r);background:color-mix(in srgb,var(--green) 7%,var(--panel));font-size:14px;text-align:left;color:var(--text-2)}
.hero__free b{color:var(--green-hi)}
.hero__cta{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-bottom:28px}
.hero__trust{display:flex;flex-wrap:wrap;gap:10px 14px;justify-content:center;align-items:center;font-size:13px;color:var(--text-mute);margin-bottom:48px}
.hero__trust-list{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.chip{padding:4px 11px;border:1px solid var(--line);border-radius:999px;background:var(--panel);font-size:12px;color:var(--text-2)}
.boot{max-width:880px;margin-inline:auto;text-align:left;border:1px solid var(--line-2);border-radius:var(--r-md);background:var(--panel);box-shadow:0 30px 80px -30px var(--amber-glow),0 20px 50px -20px rgba(0,0,0,.5);overflow:hidden}

/* ---------- STATS ---------- */
.stats{padding-block:0 clamp(40px,6vw,72px)}
.stats__inner{display:grid;grid-template-columns:repeat(5,1fr);gap:0;border:1px solid var(--line);border-radius:var(--r-md);background:var(--panel);padding:0}
.stat{padding:24px 16px;text-align:center;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat__num{font-size:clamp(1.5rem,2.6vw,2.1rem);font-weight:800;color:var(--text);background:none;-webkit-text-fill-color:currentColor}
.stat__num.is-free{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.stat__lbl{font-size:12px;color:var(--text-mute);margin-top:4px}

/* ---------- CARD GRIDS ---------- */
.free__grid,.features__grid{display:grid;gap:16px;background:none;border:0;padding:0}
.free__grid{grid-template-columns:repeat(4,1fr)}
.features__grid{grid-template-columns:repeat(3,1fr)}
.feat,.free__item{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);padding:26px;transition:transform .2s,border-color .2s,box-shadow .2s}
.feat:hover,.free__item:hover{transform:translateY(-3px);border-color:var(--line-3);box-shadow:0 18px 40px -20px rgba(0,0,0,.5)}
.feat h3,.free__item h3{font-size:1.08rem;font-weight:700;margin:0 0 8px}
.feat p,.free__item p{margin:0;font-size:.95rem;color:var(--text-dim)}
.feat__num,.free__item .k{font-family:var(--mono);font-size:13px;color:var(--amber);margin-bottom:14px;display:block}
.free__cmd{max-width:620px;margin:32px auto 0}

/* ---------- CODE ---------- */
.code{position:relative;border:1px solid var(--line-2);border-radius:var(--r);background:var(--panel);max-width:100%}
.code pre{margin:0;padding:18px 90px 18px 20px;overflow-x:auto;font-size:13.5px}
.code__copy{position:absolute;top:10px;right:10px;border:1px solid var(--line-2);border-radius:8px;background:var(--panel-2);color:var(--text-2);font:600 12px var(--type);padding:6px 12px;cursor:pointer}
.code__note{color:var(--text-mute)}

/* ---------- DEMO / SWARM / BENCH ---------- */
.demo-video__frame{border-radius:var(--r-md)}
.swarm__board{border:1px solid var(--line);border-radius:var(--r-md);background:var(--panel)}
.bench__grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;background:none;border:0}
.bench__card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);padding:24px}

/* ---------- PROVIDERS ---------- */
.models__toolbar{display:flex;gap:12px;align-items:center;max-width:520px;margin:0 auto 24px}
.models__search{flex:1;padding:12px 18px;border:1px solid var(--line-2);border-radius:999px;background:var(--panel);color:var(--text);font:500 14px var(--type)}
.models__count{font:600 13px var(--mono);color:var(--text-mute)}
.models__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:10px;background:none;border:0}
.model{display:flex;align-items:center;gap:10px;padding:11px 16px;border:1px solid var(--line);border-radius:999px;background:var(--panel);font-size:13px;color:var(--text-2)}
.model.is-free{border-color:color-mix(in srgb,var(--green) 50%,var(--line))}
.model__dot{width:8px;height:8px;border-radius:50%;background:var(--c,var(--amber));flex:none}
.models__more{text-align:center;color:var(--text-dim);margin-top:24px}

/* ---------- INSTALL ---------- */
.install__card{max-width:860px;margin-inline:auto;background:var(--panel);border:1px solid var(--line-2);border-radius:var(--r-md);padding:24px}
.install__tabs{display:flex;gap:6px;margin-bottom:16px;position:relative}
.install__tab{display:inline-flex;gap:8px;align-items:center;padding:10px 16px;border:1px solid transparent;border-radius:999px;background:none;color:var(--text-dim);font:600 13.5px var(--type);cursor:pointer}
.install__tab.is-active{background:color-mix(in srgb,var(--amber) 16%,transparent);color:var(--text);border-color:var(--line-2)}
.install__indicator{display:none}
.install__verify{display:flex;flex-wrap:wrap;gap:10px 16px;align-items:center;margin-top:20px;padding-top:18px;border-top:1px solid var(--line);font-size:13px}
.install__verify-list{display:flex;flex-wrap:wrap;gap:8px}
.install__verify-list code{padding:5px 11px;border:1px solid var(--line);border-radius:8px;background:var(--panel-2)}
.install__free-note{max-width:860px;margin:20px auto 0;text-align:center;font-size:14px;color:var(--text-dim)}

/* ---------- FAQ / CTA ---------- */
.faq__item{border:1px solid var(--line);border-radius:var(--r);background:var(--panel);margin-bottom:12px;padding:0 22px}
.faq__item summary{cursor:pointer;padding:18px 0;font-weight:600;color:var(--text);list-style:none}
.faq__item summary::-webkit-details-marker{display:none}
.faq__item p{margin:0 0 18px;color:var(--text-dim)}
.cta .container{text-align:center;padding:clamp(36px,5vw,64px) 24px;border:1px solid var(--line-2);border-radius:24px;background:radial-gradient(500px 200px at 50% 0,var(--amber-glow),transparent 70%),var(--panel)}
.cta__title{font-size:clamp(1.6rem,3vw,2.3rem);margin:0 0 12px}
.cta__sub{max-width:52ch;margin:0 auto 24px;color:var(--text-dim)}
.cta__row{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}

/* ---------- FOOTER ---------- */
.footer{border-top:1px solid var(--line);background:var(--bg-1);padding-block:56px 32px}
.footer__inner{max-width:var(--wrap);margin-inline:auto;padding-inline:24px}
.footer__top{display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:40px}
.footer__brand{font:700 16px var(--mono);color:var(--text);text-decoration:none}
.footer__tagline{max-width:34ch;font-size:14px;color:var(--text-dim)}
.footer__col .footer__h{font:600 12px var(--mono);text-transform:uppercase;letter-spacing:.08em;color:var(--text-mute);margin:0 0 14px}
.footer__col ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.footer__col a{color:var(--text-2);text-decoration:none;font-size:14px}.footer__col a:hover{color:var(--amber-hi)}
.footer__bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;margin-top:40px;padding-top:24px;border-top:1px solid var(--line);font-size:13px;color:var(--text-mute)}

a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{outline:2px solid var(--amber-hi);outline-offset:3px;border-radius:8px}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1000px){
  .free__grid{grid-template-columns:repeat(2,1fr)}
  .features__grid{grid-template-columns:repeat(2,1fr)}
  .footer__top{grid-template-columns:1fr 1fr}
}
@media (max-width:900px){
  .nav__toggle{display:inline-flex}
  .nav__inner{gap:12px}
  .nav__cta{margin-left:auto}
  .nav__cta .btn--ghost span:not(.nav__stars){display:none}
  .nav__stars{display:none}
  .nav__links{position:absolute;top:var(--nav-h);left:0;right:0;flex-direction:column;align-items:stretch;gap:2px;margin:0;padding:12px 20px 20px;background:var(--bg);border-bottom:1px solid var(--line);box-shadow:0 24px 40px -20px rgba(0,0,0,.5);opacity:0;visibility:hidden;transform:translateY(-8px);pointer-events:none;transition:opacity .18s,transform .18s,visibility .18s}
  .nav.is-open .nav__links{opacity:1;visibility:visible;transform:none;pointer-events:auto}
  .nav__links>a{padding:14px 16px;font-size:16px;border-radius:12px}
  .nav__drawer{display:grid;gap:10px;margin-top:12px;padding-top:16px;border-top:1px solid var(--line)}
  .nav__drawer .btn{width:100%}
  .stats__inner{grid-template-columns:repeat(2,1fr)}
  .stat{border-bottom:1px solid var(--line)}
  .stat:nth-child(2n){border-right:0}
  .stat:last-child{grid-column:1/-1;border-bottom:0}
}
@media (max-width:640px){
  .container,.hero__inner,.footer__inner,.nav__inner{padding-inline:18px}
  .free__grid,.features__grid,.bench__grid{grid-template-columns:1fr}
  .footer__top{grid-template-columns:1fr}
  .hero__cta .btn{width:100%}
  .hero__free{text-align:left}
  .nav__cta .btn--primary .nav__free{display:none}
  .code pre{padding-right:20px;padding-bottom:52px}
  .code__copy{top:auto;bottom:10px}
  .install__tabs{overflow-x:auto}
}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}html{scroll-behavior:auto}}

/* toggle icon swap + drawer button contrast */
.nav__toggle .icon-close{display:none}
.nav__toggle[aria-expanded="true"] .icon-open{display:none}
.nav__toggle[aria-expanded="true"] .icon-close{display:block}
.nav__links .nav__drawer .btn{padding:14px 20px;font-size:15px;color:var(--text)}
.nav__links .nav__drawer .btn--primary{color:#0A0B12}
.nav__links .nav__drawer .btn:hover{background:var(--panel-2)}
.nav__links .nav__drawer .btn--primary:hover{background:var(--grad)}

/* ---------- accessibility floors: legible text + 48px tap targets ---------- */
.boot__path,.boot__badge,.demo__foot,.demo__foot *,.bench__unit,.bench__val,.bench__val *,.install__verify-list code,.footer__meta,.footer__meta *,.stat__lbl,.chip,.model{font-size:12.5px}
.btn,.install__tab,.code__copy,.models__search,.swarm__play,.nav__brand{min-height:48px}
.btn--sm{min-height:44px}
.nav__toggle{width:48px;height:48px}
.install__tab{padding-inline:18px}
.install__verify-list code{padding:12px 14px}
.footer__col ul{gap:0}
.footer__col a,.footer__brand{display:inline-flex;align-items:center;min-height:48px}
.footer__by a{display:inline-flex;align-items:center;min-height:48px;padding-inline:4px}
.demo-video__meta a,.demo-video__frame figcaption a{display:inline-flex;align-items:center;min-height:48px}
p a,.install__free-note a,.bench__note a,.section__lede a,.models__more a,li>a:not(.btn){padding-block:12px;margin-block:-12px}
.nav__links>a{min-height:44px;display:inline-flex;align-items:center}
@media (max-width:640px){body{font-size:16px}.feat p,.free__item p,.faq__item p{font-size:1rem}}

/* ---------- article / guide pages ---------- */
.prose{padding-block:48px 80px}
.prose .crumbs{font:500 13px var(--mono);color:var(--text-mute);margin-bottom:20px;display:flex;gap:8px;flex-wrap:wrap}
.prose .crumbs a{color:var(--text-dim);text-decoration:none;padding-block:12px;margin-block:-12px}
.prose h1{font-size:clamp(2rem,4.6vw,3rem);line-height:1.1;font-weight:800;margin:0 0 20px}
.prose__lede{font-size:1.15rem;color:var(--text-2)}
.prose h2{font-size:clamp(1.4rem,2.6vw,1.8rem);margin:44px 0 12px;font-weight:800}
.prose p,.prose li{font-size:1.04rem;line-height:1.75;color:var(--text-2)}
.prose li{margin-bottom:6px}
.prose a:not(.btn){color:var(--amber-hi);text-decoration:underline;text-underline-offset:3px}
.prose pre{background:var(--panel);border:1px solid var(--line-2);border-radius:var(--r);padding:18px 20px;overflow-x:auto;font-size:13.5px}
.prose .faq__item{margin-top:12px}
.how .models__more{margin-top:28px}
.bench__caption,.bench__caption *{font-size:12.5px}
.swarm__play{min-width:48px}
.skip{min-height:48px;display:inline-flex;align-items:center}
.footer__col a{min-width:48px}
p a,.install__free-note a,.bench__note a,.section__lede a,.models__more a{padding-block:16px;margin-block:-16px}