/* UP.OS 2036 — grit + luxury + dad-built */
:root{
  --gold:#d4af37;
  --gold-deep:#9a7a1e;
  --black:#0a0a0c;
  --ink:#141416;
  --ink2:#1c1c20;
  --cream:#f5efe0;
  --muted:#b9b3a5;
  --cyan:#35e0ff;
  --radius:14px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--black);
  color:var(--cream);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

/* ── nav ── */
.nav{
  position:sticky;top:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  padding:.8rem 1.1rem;
  background:rgba(10,10,12,.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid rgba(212,175,55,.25);
}
.brand{color:var(--cream);text-decoration:none;font-weight:800;letter-spacing:.12em;display:flex;align-items:center;gap:.5rem}
.brand-diamond{display:inline-block;width:.8em;height:.8em;background:var(--gold);transform:rotate(45deg)}
.nav nav{display:flex;gap:.9rem;flex-wrap:wrap;justify-content:flex-end}
.nav nav a{color:var(--muted);text-decoration:none;font-size:.82rem;letter-spacing:.04em}
.nav nav a:hover{color:var(--gold)}

/* ── hero ── */
.hero{
  padding:4.5rem 1.25rem 3.5rem;
  text-align:center;
  background:
    radial-gradient(60rem 30rem at 50% -10%, rgba(212,175,55,.14), transparent 60%),
    radial-gradient(40rem 24rem at 85% 110%, rgba(53,224,255,.07), transparent 60%),
    var(--black);
}
.kicker{
  color:var(--gold);text-transform:uppercase;letter-spacing:.28em;
  font-size:.72rem;margin-bottom:1rem;
}
.hero h1{
  font-size:clamp(2.4rem,8vw,4.6rem);
  line-height:1.02;letter-spacing:.02em;font-weight:900;
  background:linear-gradient(160deg,var(--cream) 30%,var(--gold) 75%,var(--gold-deep));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  margin-bottom:1.2rem;
}
.lede{max-width:38rem;margin:0 auto 2.2rem;color:var(--muted);font-size:1.06rem}

.signup-card{
  max-width:26rem;margin:0 auto;
  background:var(--ink);border:1px solid rgba(212,175,55,.35);
  border-radius:var(--radius);padding:1.6rem;
  box-shadow:0 20px 60px rgba(0,0,0,.5);
}
.signup-card h2{font-size:1.35rem;margin-bottom:.35rem}
.signup-card p{color:var(--muted);font-size:.92rem;margin-bottom:1.1rem}
.signup-card form{display:flex;flex-direction:column;gap:.7rem}
.signup-card input{
  padding:.85rem 1rem;border-radius:10px;border:1px solid #333;
  background:#0d0d0f;color:var(--cream);font-size:1rem;
}
.signup-card input:focus{outline:none;border-color:var(--gold)}
.signup-card button{
  padding:.9rem;border:none;border-radius:10px;cursor:pointer;
  background:linear-gradient(160deg,var(--gold),var(--gold-deep));
  color:#111;font-weight:800;font-size:1rem;letter-spacing:.03em;
}
.signup-card button:hover{filter:brightness(1.08)}
.honeypot{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.form-note{font-size:.78rem !important;margin:.9rem 0 0 !important;color:#8b8577 !important}

/* ── sections ── */
.section{padding:3.5rem 1.25rem;max-width:64rem;margin:0 auto}
.section-dark{background:var(--ink);max-width:none}
.section-dark > *{max-width:64rem;margin-left:auto;margin-right:auto}
.section h2{font-size:clamp(1.7rem,5vw,2.5rem);margin-bottom:.6rem;letter-spacing:.01em}
.section-lede{color:var(--muted);max-width:40rem;margin-bottom:2rem}
.section-note{color:var(--muted);font-size:.9rem;margin-top:1.4rem}

/* ── toolkit ── */
.tool-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(15rem,1fr));gap:.9rem}
.tool{
  display:block;text-decoration:none;color:var(--cream);
  background:var(--ink2);border:1px solid #2a2a2e;border-radius:var(--radius);
  padding:1.15rem;transition:transform .15s,border-color .15s;
}
.tool:hover{transform:translateY(-3px);border-color:rgba(212,175,55,.6)}
.tool h3{font-size:1.05rem;margin-bottom:.3rem;color:var(--gold)}
.tool p{color:var(--muted);font-size:.88rem;margin-bottom:.7rem}
.cost{
  display:inline-block;font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--cyan);border:1px solid rgba(53,224,255,.4);
  padding:.2rem .6rem;border-radius:999px;
}

/* ── chat ── */
.chat-shell{
  background:#0d0d0f;border:1px solid rgba(53,224,255,.25);
  border-radius:var(--radius);overflow:hidden;min-height:22rem;
  display:flex;
}
.chat-soon{
  margin:auto;text-align:center;padding:3rem 1.5rem;max-width:26rem;
}
.chat-soon-title{color:var(--cyan);font-weight:800;letter-spacing:.14em;text-transform:uppercase;margin-bottom:.7rem}
.chat-soon p{color:var(--muted)}
.chat-shell iframe{width:100%;min-height:34rem;border:0;flex:1}
.chat-shell .rt-embed{flex:1;width:100%}

/* ── builder ── */
.builder-card{
  display:flex;gap:1.4rem;align-items:flex-start;
  background:linear-gradient(150deg,var(--ink2),#191914);
  border:1px solid rgba(212,175,55,.45);border-radius:var(--radius);
  padding:1.8rem;
}
.builder-monogram{
  flex:0 0 4.5rem;width:4.5rem;height:4.5rem;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:radial-gradient(circle at 30% 30%,var(--gold),var(--gold-deep));
  color:#111;font-weight:900;font-size:1.4rem;
}
.builder-card h3{font-size:1.4rem}
.builder-title{color:var(--gold);font-size:.85rem;letter-spacing:.06em;margin-bottom:.9rem}
.builder-card p{color:var(--muted);margin-bottom:.8rem;font-size:.95rem}
.builder-card blockquote{
  border-left:3px solid var(--gold);padding-left:1rem;margin-top:1rem;
  color:var(--cream);font-style:italic;font-size:1.05rem;
}

/* ── learn ── */
.learn-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(15rem,1fr));gap:.9rem}
.lesson{
  background:#101014;border:1px solid #2a2a2e;border-radius:var(--radius);padding:1.25rem;
}
.lesson h3{color:var(--cyan);font-size:1.02rem;margin-bottom:.5rem}
.lesson p{color:var(--muted);font-size:.9rem;margin-bottom:.6rem}
.lesson .action{color:var(--cream);font-size:.88rem}

/* ── mood room ── */
.mood{
  padding:4.5rem 1.25rem;text-align:center;
  background:
    radial-gradient(50rem 30rem at 50% 0%, rgba(53,224,255,.08), transparent 60%),
    radial-gradient(40rem 30rem at 50% 120%, rgba(212,175,55,.1), transparent 60%),
    #070709;
}
.mood h2{font-size:clamp(1.7rem,5vw,2.5rem);margin-bottom:.6rem}
.mood .section-lede{margin:0 auto 2.2rem}
.breath-wrap{max-width:24rem;margin:0 auto}
.breath-circle{
  width:11rem;height:11rem;margin:0 auto 1.6rem;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:radial-gradient(circle at 40% 35%,rgba(53,224,255,.35),rgba(212,175,55,.18) 70%,transparent);
  border:1px solid rgba(53,224,255,.4);
  transition:transform 4s ease-in-out;
  color:var(--cream);font-weight:700;letter-spacing:.1em;font-size:.85rem;text-transform:uppercase;
}
.breath-circle.inhale{transform:scale(1.35)}
.breath-circle.exhale{transform:scale(.85)}
.mood-controls{display:flex;gap:.7rem;justify-content:center;flex-wrap:wrap;margin-bottom:1.2rem}
.mood-controls button{
  padding:.75rem 1.3rem;border-radius:999px;cursor:pointer;font-weight:700;
  background:transparent;color:var(--cream);border:1px solid rgba(212,175,55,.55);
}
.mood-controls button.on{background:rgba(212,175,55,.18);border-color:var(--gold)}
.mood-note{color:#8b8577;font-size:.8rem;max-width:22rem;margin:0 auto}

/* ── footer ── */
footer{
  padding:2.5rem 1.25rem;text-align:center;
  border-top:1px solid rgba(212,175,55,.2);color:var(--muted);
}
footer .brand-diamond{margin-right:.4rem}
.foot-note{font-size:.82rem;color:#8b8577;margin-top:.4rem}

@media (max-width:560px){
  .builder-card{flex-direction:column}
  .nav nav a{font-size:.75rem}
}