/* VE LAB — shared brand stylesheet. Dark-first, amber accent. */
:root{
  --bg:#000000; --surface:#111111; --surface-2:#1a1a1a; --surface-0:#0a0a0a; --line:#1f2937;
  --ink:#ffffff; --muted:#9ca3af;
  --amber:#fbbf24; --amber-dark:#f59e0b; --amber-300:#fcd34d;
  --green:#4ade80; --red:#f87171;
  --maxw:1080px; --radius:14px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 var(--font);-webkit-font-smoothing:antialiased}
a{color:var(--amber);text-decoration:none}
a:hover{color:var(--amber-300)}
/* The OYASS "ass" mark: 🫏 glyph recolored to brand amber.
   Color emoji ignore `color` — they paint from the emoji font's own palette.
   Trick: make the glyph transparent, then repaint it as a zero-blur text-shadow
   in amber — the shadow becomes a flat single-color silhouette of the donkey. */
.ass{
  display:inline-block;
  color:transparent;
  text-shadow:0 0 0 var(--amber);
  vertical-align:-1px;
}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.section{padding:72px 0;border-top:1px solid var(--line)}
.eyebrow{color:var(--amber);font-size:13px;letter-spacing:.14em;text-transform:uppercase;font-weight:700;margin:0 0 12px}
h1,h2,h3{line-height:1.15;margin:0 0 16px;font-weight:800}
h1{font-size:clamp(34px,6vw,60px);letter-spacing:-.02em}
h2{font-size:clamp(26px,4vw,38px);letter-spacing:-.01em}
.lead{font-size:clamp(18px,2.4vw,22px);color:var(--muted);max-width:62ch}
.muted{color:var(--muted)}
/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(0,0,0,.78);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:62px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--ink)}
.brand img{height:26px;width:auto}
.nav-links{display:flex;gap:22px}
.nav-links a{color:var(--muted);font-size:14px;font-weight:600;display:inline-block;padding:10px 0}
.nav-links a:hover{color:var(--ink)}
/* hero */
.hero{padding:96px 0 64px}
.hero h1 span{color:var(--amber)}
/* buttons */
.btn{display:inline-block;background:var(--amber);color:#111;font-weight:700;padding:13px 22px;border-radius:999px;border:0;cursor:pointer;transition:transform .12s ease,background .12s ease}
.btn:hover{background:var(--amber-300);color:#111;transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--amber);color:var(--amber)}
/* grids */
.grid{display:grid;gap:18px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px;transition:border-color .15s ease,transform .15s ease}
.card:hover{border-color:var(--amber);transform:translateY(-2px)}
.card h3{font-size:19px;margin-bottom:6px}
.card p{color:var(--muted);margin:0;font-size:14px}
.tag{display:inline-block;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--amber);font-weight:700;margin-bottom:8px}
/* footer */
.foot{padding:48px 0;border-top:1px solid var(--line);color:var(--muted);font-size:14px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}
/* theme toggle (button injected by /assets/theme.js) */
.nav-links{margin-left:auto}
.theme-toggle{background:transparent;border:1px solid var(--line);color:var(--muted);border-radius:999px;width:34px;height:34px;cursor:pointer;font-size:16px;line-height:1;margin-left:18px;flex:0 0 auto}
.theme-toggle:hover{border-color:var(--amber);color:var(--amber)}

/* Light theme: warm paper, same stark attitude. Bright amber (#fbbf24) fails
   WCAG as text on light backgrounds (~1.8:1), so light mode redefines --amber
   to a rust that passes AA (4.7:1) — every amber TEXT usage site-wide becomes
   readable for free. The few amber BACKGROUNDS (.btn, .step .n, .m-hero-tag)
   get the bright amber restored below so buttons keep their dark-on-amber look. */
:root[data-theme="light"]{
  --bg:#faf9f7; --surface:#f2f0eb; --surface-2:#e9e6df; --surface-0:#f6f4ef; --line:#dcd8cf;
  --ink:#141414; --muted:#565e68;
  --amber:#9f4708; --amber-dark:#8a3d06; --amber-300:#7c3606;
}
:root[data-theme="light"] .btn{background:#f59e0b;color:#141414}
:root[data-theme="light"] .btn:hover{background:#fbbf24;color:#141414}
:root[data-theme="light"] .btn-ghost{background:transparent;color:var(--ink)}
:root[data-theme="light"] .btn-ghost:hover{background:transparent;border-color:var(--amber);color:var(--amber)}
:root[data-theme="light"] .step .n{background:#f59e0b;color:#141414}
:root[data-theme="light"] .m-hero-tag{background:#f59e0b;color:#141414}
:root[data-theme="light"] .nav{background:rgba(250,249,247,.85)}
:root[data-theme="light"] .brand img,
:root[data-theme="light"] .foot img{filter:invert(1)}

@media(max-width:780px){
  .grid-3,.grid-2{grid-template-columns:1fr}
  /* nav collapses to two rows: brand, then a swipeable link strip (no hamburger JS) */
  .nav .wrap{flex-wrap:wrap;height:auto;padding-top:12px}
  .nav-links{width:100%;overflow-x:auto;white-space:nowrap;gap:18px;-webkit-overflow-scrolling:touch;scrollbar-width:none}
  .nav-links::-webkit-scrollbar{display:none}
  .nav-links a{padding:8px 0 12px}
}