/* ============================================================
   MYTHOS — shared stylesheet
   Palette: Anthropic-style terracotta + cream
   ============================================================ */
:root{
  --orange:#D97757;
  --orange-dark:#B85C3E;
  --orange-soft:#E8A184;
  --cream:#F0EEE6;
  --cream-deep:#E8E5DA;
  --ink:#141413;
  --ink-soft:#3D3D3A;
  --ink-mute:#6B6B65;
  --paper:#FAF9F5;
  --border:#DAD5C8;
  --code-bg:#1E1E1C;
  --code-ink:#EDEBE3;
  --green:#5E8C6A;
  --radius:14px;
  --shadow:0 1px 2px rgba(20,20,19,.05),0 4px 16px rgba(20,20,19,.06);
  --shadow-lg:0 2px 4px rgba(20,20,19,.06),0 12px 40px rgba(20,20,19,.10);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',system-ui,sans-serif;
  background:var(--cream);
  color:var(--ink);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,.serif{font-family:'Source Serif 4',Georgia,serif}
code,pre,.mono{font-family:'JetBrains Mono',monospace}
a{color:inherit;text-decoration:none}
img,svg{display:block}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
:focus-visible{outline:2px solid var(--orange);outline-offset:3px;border-radius:4px}

/* ---------- Nav ---------- */
nav{
  position:sticky;top:0;z-index:50;
  background:rgba(240,238,230,.85);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px;gap:20px}
.logo{display:flex;align-items:center;gap:10px;font-family:'Source Serif 4',serif;font-size:22px;font-weight:600;letter-spacing:-.01em;cursor:pointer;flex-shrink:0}
.logo-mark{width:30px;height:30px}
.nav-links{display:flex;gap:24px;font-size:14.5px;font-weight:500;color:var(--ink-soft)}
.nav-links a{transition:color .2s;cursor:pointer}
.nav-links a:hover{color:var(--orange)}
.nav-right{display:flex;align-items:center;gap:14px;flex-shrink:0}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--ink);color:var(--paper);
  padding:9px 18px;border-radius:999px;
  font-size:14px;font-weight:500;cursor:pointer;
  transition:background .2s,transform .2s;
}
.nav-cta:hover{background:var(--orange);transform:translateY(-1px)}
@media(max-width:860px){.nav-links{display:none}}

/* ---------- Hero ---------- */
.hero{padding:88px 0 68px;text-align:center;position:relative;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(ellipse 60% 50% at 50% 0%,rgba(217,119,87,.12),transparent 70%);
  pointer-events:none;
}
.pill{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--paper);border:1px solid var(--border);
  padding:6px 16px;border-radius:999px;
  font-size:13px;font-weight:500;color:var(--ink-soft);
  margin-bottom:28px;box-shadow:var(--shadow);
}
.pill .dot{width:7px;height:7px;border-radius:50%;background:var(--green);animation:pulse 2.4s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
h1{
  font-size:clamp(40px,6.4vw,68px);
  font-weight:500;line-height:1.08;letter-spacing:-.02em;
  max-width:880px;margin:0 auto 22px;
}
h1 em{font-style:italic;color:var(--orange)}
.hero p.sub{
  font-size:clamp(16.5px,2vw,19px);color:var(--ink-mute);
  max-width:600px;margin:0 auto 36px;
}
.hero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 26px;border-radius:999px;
  font-size:15px;font-weight:500;cursor:pointer;border:none;
  transition:background .2s,transform .2s,box-shadow .2s,border-color .2s;
}
.btn:hover{transform:translateY(-1.5px)}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 4px 14px rgba(217,119,87,.35)}
.btn-primary:hover{background:var(--orange-dark)}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--border)}
.btn-ghost:hover{background:var(--paper);border-color:var(--ink-mute)}

/* ---------- Terminal / code window ---------- */
.code-window{
  max-width:820px;margin:56px auto 0;
  background:var(--code-bg);border-radius:var(--radius);
  box-shadow:var(--shadow-lg);overflow:hidden;text-align:left;
  border:1px solid #2E2E2B;
}
.code-bar{display:flex;align-items:center;gap:8px;padding:11px 14px;border-bottom:1px solid #2E2E2B;flex-wrap:wrap}
.code-bar .lights{display:flex;gap:7px;margin-right:6px}
.code-bar .lights span{width:11px;height:11px;border-radius:50%}
.code-bar .r{background:#E0685B}.code-bar .y{background:#D9A441}.code-bar .g{background:#6FA071}
.tabs{display:flex;gap:4px;flex:1;min-width:0}
.tab{
  background:transparent;border:none;color:#8A8A82;
  font-family:'JetBrains Mono',monospace;font-size:12.5px;
  padding:5px 12px;border-radius:7px;cursor:pointer;
  transition:background .2s,color .2s;white-space:nowrap;
}
.tab:hover{background:#2A2A27;color:#C9C7BE}
.tab[aria-selected="true"]{background:#33332F;color:#EDEBE3}
.copy-btn{
  display:inline-flex;align-items:center;gap:7px;
  background:#2E2E2B;border:1px solid #3D3D39;color:#C9C7BE;
  font-family:'Inter',sans-serif;font-size:12.5px;font-weight:500;
  padding:6px 13px;border-radius:8px;cursor:pointer;
  transition:background .2s,color .2s,border-color .2s;
}
.copy-btn:hover{background:var(--orange);border-color:var(--orange);color:#fff}
.copy-btn.copied{background:var(--green);border-color:var(--green);color:#fff}
.copy-btn svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.code-body{
  padding:20px 22px;font-size:13.5px;line-height:1.75;
  color:var(--code-ink);overflow-x:auto;white-space:pre;
}
.code-note{
  padding:11px 22px;border-top:1px solid #2E2E2B;
  font-size:12.5px;color:#8A8A82;
  font-family:'Inter',sans-serif;
}
.c-cm{color:#7D7D74}.c-kw{color:#E8A184}.c-st{color:#9CC08F}.c-fn{color:#7FB4CA}.c-num{color:#D9A441}.c-var{color:#C89BD9}

/* ---------- Instructions: PowerShell window ---------- */
.ps-window{
  max-width:820px;margin:26px auto 0;text-align:left;
  background:var(--code-bg);border:1px solid #2E2E2B;
  border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow-lg);
}
.ps-body{padding:20px 22px;display:grid;gap:20px;font-size:13.5px;line-height:1.7}
.ps-step{display:grid;gap:8px}
.ps-cm{
  font-family:'JetBrains Mono',monospace;font-size:12.5px;
  color:#7D7D74;
}
.ps-cmdline{
  display:flex;align-items:center;gap:12px;
  background:#141412;border:1px solid #2E2E2B;border-radius:10px;
  padding:10px 12px 10px 14px;
}
.ps-prompt{
  font-family:'JetBrains Mono',monospace;font-size:12.5px;
  color:#E8A184;white-space:nowrap;flex-shrink:0;
}
.ps-cmd{
  font-family:'JetBrains Mono',monospace;font-size:13px;font-weight:500;
  color:var(--code-ink);flex:1;min-width:0;overflow-x:auto;white-space:pre;
}
.ps-copy{flex-shrink:0;padding:5px 11px;font-size:11.5px;border-radius:7px}
.ps-out{
  color:#9A9A90;font-size:12.5px;line-height:1.65;
  font-family:'Inter',sans-serif;
}
.ps-keys{display:flex;gap:7px;align-items:center;flex-wrap:wrap}
.ps-keys kbd{
  font-family:'JetBrains Mono',monospace;font-size:11.5px;font-weight:500;
  background:#2A2A27;border:1px solid #3D3D39;border-bottom-width:2px;
  border-radius:5px;padding:2px 9px;color:#D9D4C7;
}
.ps-plus{color:#6B6B62;font-size:11px}

/* ---------- Stats ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding:64px 0 8px}
@media(max-width:760px){.stats{grid-template-columns:repeat(2,1fr)}}
.stat{
  background:var(--paper);border:1px solid var(--border);
  border-radius:var(--radius);padding:26px 22px;text-align:center;
  box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s;
}
.stat:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.stat b{display:block;font-family:'Source Serif 4',serif;font-size:34px;font-weight:500;color:var(--orange);letter-spacing:-.01em}
.stat small{font-size:13.5px;color:var(--ink-mute);font-weight:500}

/* ---------- Sections ---------- */
section{padding:80px 0}
.sec-head{text-align:center;max-width:640px;margin:0 auto 52px}
.sec-head .kicker{
  font-size:12.5px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;
  color:var(--orange);margin-bottom:14px;display:block;
}
.sec-head h2{font-size:clamp(30px,4vw,42px);font-weight:500;letter-spacing:-.015em;line-height:1.15;margin-bottom:14px}
.sec-head p{color:var(--ink-mute);font-size:16.5px}

/* ---------- Features ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:900px){.grid-3{grid-template-columns:1fr}}
.card{
  background:var(--paper);border:1px solid var(--border);
  border-radius:var(--radius);padding:30px 26px;
  box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s,border-color .25s;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--orange-soft)}
.card .icon{
  width:46px;height:46px;border-radius:12px;
  background:linear-gradient(135deg,rgba(217,119,87,.15),rgba(217,119,87,.05));
  display:flex;align-items:center;justify-content:center;margin-bottom:20px;
}
.card .icon svg{width:23px;height:23px;stroke:var(--orange);fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.card h3{font-size:19px;font-weight:600;margin-bottom:9px;letter-spacing:-.01em}
.card p{font-size:14.5px;color:var(--ink-mute)}
.card p code{background:var(--cream-deep);padding:1px 6px;border-radius:5px;font-size:12.5px}

/* ---------- Models ---------- */
.models{display:grid;gap:14px;max-width:840px;margin:0 auto}
.model-row{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:var(--paper);border:1px solid var(--border);
  border-radius:var(--radius);padding:20px 26px;
  box-shadow:var(--shadow);transition:border-color .25s,transform .25s;
  flex-wrap:wrap;
}
.model-row:hover{border-color:var(--orange-soft);transform:translateX(4px)}
.model-row .m-name{font-family:'Source Serif 4',serif;font-size:18px;font-weight:600}
.model-row .m-id{font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--ink-mute);margin-top:2px}
.m-tags{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.tag{
  font-size:12px;font-weight:500;padding:4px 12px;border-radius:999px;
  background:var(--cream-deep);color:var(--ink-soft);border:1px solid var(--border);
}
.tag.free{background:rgba(94,140,106,.12);color:#3F6B4C;border-color:rgba(94,140,106,.3);font-weight:600}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:900px){.steps{grid-template-columns:1fr}}
.step{position:relative;background:var(--paper);border:1px solid var(--border);border-radius:var(--radius);padding:30px 26px;box-shadow:var(--shadow)}
.step .num{
  font-family:'Source Serif 4',serif;font-size:15px;font-weight:600;
  width:34px;height:34px;border-radius:50%;
  background:var(--orange);color:#fff;
  display:flex;align-items:center;justify-content:center;margin-bottom:18px;
}
.step h3{font-size:17.5px;font-weight:600;margin-bottom:8px}
.step p{font-size:14px;color:var(--ink-mute);margin-bottom:14px}
.step code{
  display:block;background:var(--code-bg);color:#9CC08F;
  font-size:12px;padding:12px 14px;border-radius:9px;overflow-x:auto;white-space:pre;
}

/* ---------- FAQ ---------- */
.faq{max-width:760px;margin:0 auto;display:grid;gap:12px}
.faq details{
  background:var(--paper);border:1px solid var(--border);
  border-radius:var(--radius);padding:20px 24px;box-shadow:var(--shadow);
  transition:border-color .25s;
}
.faq details[open]{border-color:var(--orange-soft)}
.faq summary{
  font-family:'Source Serif 4',serif;font-size:17px;font-weight:600;
  cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";font-family:'Inter',sans-serif;font-size:22px;font-weight:400;
  color:var(--orange);transition:transform .25s;flex-shrink:0;
}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{margin-top:12px;font-size:14.5px;color:var(--ink-mute)}
.faq details p code{background:var(--cream-deep);padding:1px 6px;border-radius:5px;font-size:12.5px}

/* ---------- CTA band ---------- */
.cta-band{text-align:center;padding:90px 24px}
.cta-band h2{font-size:clamp(32px,4.6vw,48px);font-weight:500;letter-spacing:-.02em;margin-bottom:16px}
.cta-band h2 em{font-style:italic;color:var(--orange)}
.cta-band p{color:var(--ink-mute);font-size:17px;margin-bottom:34px;max-width:520px;margin-left:auto;margin-right:auto}

/* ---------- Footer ---------- */
footer{border-top:1px solid var(--border);background:var(--paper);padding:44px 0}
.foot{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.foot .logo{font-size:18px}
.foot small{color:var(--ink-mute);font-size:13px;max-width:420px}
.foot-links{display:flex;gap:22px;font-size:13.5px;color:var(--ink-mute);flex-wrap:wrap}
.foot-links a{transition:color .2s;cursor:pointer}
.foot-links a:hover{color:var(--orange)}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}
  html{scroll-behavior:auto}
}