/* ============================================================
   FIRSTCODE STUDIO — Investor Portfolio
   Shared design system
   ============================================================ */

:root{
  --ink:#0B0C0E;
  --ink-2:#101216;
  --surface:#15171C;
  --surface-2:#1B1E24;
  --hair:#262A31;
  --hair-2:#333843;
  --text:#F4F3EF;
  --muted:#9A9EA7;
  --muted-2:#6E727B;
  --gold:#F0B45C;
  --coral:#E36A47;
  --grad:linear-gradient(120deg,#F4C069 0%,#E9764B 55%,#D8524A 100%);
  --grad-soft:linear-gradient(120deg,rgba(244,192,105,.18),rgba(217,82,74,.14));
  --radius:18px;
  --radius-lg:26px;
  --maxw:1180px;
  --font:"Inter","Helvetica Neue",Helvetica,Arial,sans-serif;
  --serif:"Georgia","Times New Roman",serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  background:var(--ink);
  color:var(--text);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

/* subtle page glow */
body::before{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(1100px 600px at 78% -8%,rgba(233,118,75,.14),transparent 60%),
    radial-gradient(900px 500px at 8% 4%,rgba(244,192,105,.09),transparent 55%);
}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 26px}
.section{padding:96px 0}
.section-tight{padding:64px 0}

/* ---------- Type ---------- */
h1,h2,h3,h4{line-height:1.12;letter-spacing:-.02em;font-weight:700}
.display{font-size:clamp(2.7rem,6vw,5rem);letter-spacing:-.035em;font-weight:800}
.h2{font-size:clamp(1.9rem,3.6vw,3rem)}
.eyebrow{
  font-size:.74rem;letter-spacing:.28em;text-transform:uppercase;
  color:var(--gold);font-weight:600;
}
.lead{font-size:clamp(1.05rem,1.6vw,1.3rem);color:var(--muted);max-width:60ch}
.muted{color:var(--muted)}
.serif-accent{font-family:var(--serif);font-style:italic;font-weight:400}
.gradient-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}

/* ---------- Nav ---------- */
.nav{
  position:sticky;top:0;z-index:50;
  backdrop-filter:blur(14px);
  background:rgba(11,12,14,.72);
  border-bottom:1px solid var(--hair);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:11px;font-weight:700;letter-spacing:-.01em}
.brand .mono{width:30px;height:30px;flex:0 0 auto}
.brand small{display:block;font-size:.62rem;letter-spacing:.22em;text-transform:uppercase;color:var(--muted-2);font-weight:600;margin-top:-2px}
.nav-links{display:flex;gap:30px;align-items:center}
.nav-links a{font-size:.9rem;color:var(--muted);transition:color .2s}
.nav-links a:hover{color:var(--text)}
.nav-cta{
  padding:9px 18px;border-radius:999px;font-size:.85rem;font-weight:600;
  background:var(--grad);color:#1a0f08 !important;
}
.nav-cta:hover{color:#1a0f08}
@media(max-width:760px){.nav-links a:not(.nav-cta){display:none}}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;
  padding:14px 26px;border-radius:999px;font-weight:600;font-size:.95rem;
  border:1px solid transparent;cursor:pointer;transition:transform .18s ease,box-shadow .2s ease,background .2s;
}
.btn-primary{background:var(--grad);color:#1a0f08;box-shadow:0 10px 30px -12px rgba(227,106,71,.6)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px -12px rgba(227,106,71,.7)}
.btn-ghost{border-color:var(--hair-2);color:var(--text);background:rgba(255,255,255,.02)}
.btn-ghost:hover{border-color:var(--gold);transform:translateY(-2px)}
.btn-row{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- Hero ---------- */
.hero{position:relative;padding:104px 0 60px}
.hero .display{max-width:16ch}
.hero .lead{margin-top:24px}
.hero .btn-row{margin-top:38px}
.hero-meta{display:flex;gap:40px;margin-top:56px;flex-wrap:wrap}
.hero-meta .stat .n{font-size:2.1rem;font-weight:800;letter-spacing:-.03em}
.hero-meta .stat .l{font-size:.82rem;color:var(--muted);letter-spacing:.02em}

/* ---------- Marketplace grid ---------- */
.grid{display:grid;grid-template-columns:repeat(12,1fr);gap:22px}
.card{
  grid-column:span 6;
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  background:var(--surface);border:1px solid var(--hair);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
  display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-5px);border-color:var(--hair-2);box-shadow:0 26px 60px -30px rgba(0,0,0,.8)}
.card-media{aspect-ratio:16/9;position:relative;overflow:hidden;border-bottom:1px solid var(--hair)}
.card-media svg{width:100%;height:100%;display:block}
.card-body{padding:24px 24px 26px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-eyebrow{display:flex;align-items:center;gap:10px;font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.card h3{font-size:1.5rem}
.card p{color:var(--muted);font-size:.96rem}
.card-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:16px}
.price-tag{font-size:1.02rem;font-weight:700}
.price-tag span{font-size:.72rem;color:var(--muted-2);font-weight:500;letter-spacing:.04em}
.card-link{font-size:.86rem;color:var(--gold);font-weight:600;display:inline-flex;gap:6px;align-items:center}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:.66rem;letter-spacing:.12em;text-transform:uppercase;font-weight:600;
  padding:5px 10px;border-radius:999px;border:1px solid var(--hair-2);color:var(--muted);
  background:rgba(255,255,255,.02);
}
.badge.live{color:#8fe3a6;border-color:rgba(143,227,166,.3)}
.badge.dev{color:var(--gold);border-color:rgba(240,180,92,.3)}
.badge-dot{width:6px;height:6px;border-radius:50%;background:currentColor}
.card-wide{grid-column:span 12}
@media(max-width:860px){.card{grid-column:span 12}}

/* ---------- Capability strip ---------- */
.cap-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.cap{padding:26px 22px;border-radius:var(--radius);background:var(--ink-2);border:1px solid var(--hair)}
.cap .ic{font-size:1.4rem;margin-bottom:12px;display:block}
.cap h4{font-size:1.05rem;margin-bottom:6px}
.cap p{font-size:.88rem;color:var(--muted)}
@media(max-width:860px){.cap-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:480px){.cap-grid{grid-template-columns:1fr}}

/* section head */
.sec-head{max-width:60ch;margin-bottom:44px}
.sec-head .eyebrow{margin-bottom:14px;display:block}
.sec-head p{margin-top:14px;color:var(--muted)}

/* ---------- Product page ---------- */
.p-hero{padding:56px 0 24px}
.crumb{font-size:.82rem;color:var(--muted);margin-bottom:26px;display:flex;gap:8px;align-items:center}
.crumb a:hover{color:var(--text)}
.p-hero-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center}
.p-hero h1{font-size:clamp(2.2rem,4.4vw,3.4rem);margin:16px 0 18px}
.p-visual{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--hair);background:var(--surface)}
.p-visual svg{width:100%;display:block}
@media(max-width:900px){.p-hero-grid{grid-template-columns:1fr;gap:30px}}

.p-body{display:grid;grid-template-columns:1fr 340px;gap:48px;align-items:start}
@media(max-width:960px){.p-body{grid-template-columns:1fr}}

.prose h2{font-size:1.5rem;margin:40px 0 14px}
.prose h2:first-child{margin-top:0}
.prose p{color:var(--muted);margin-bottom:14px}
.prose ul{list-style:none;display:flex;flex-direction:column;gap:12px;margin:8px 0 8px}
.prose ul li{position:relative;padding-left:26px;color:var(--muted)}
.prose ul li::before{content:"";position:absolute;left:0;top:.6em;width:8px;height:8px;border-radius:2px;background:var(--grad)}
.prose ul li b{color:var(--text);font-weight:600}

.usecase-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:10px}
@media(max-width:560px){.usecase-grid{grid-template-columns:1fr}}
.uc{padding:20px;border-radius:var(--radius);background:var(--ink-2);border:1px solid var(--hair)}
.uc .ic{font-size:1.2rem;margin-bottom:10px;display:block}
.uc h4{font-size:1rem;margin-bottom:5px}
.uc p{font-size:.86rem;color:var(--muted);margin:0}

/* sticky buy panel */
.buy{
  position:sticky;top:92px;border-radius:var(--radius-lg);
  background:var(--surface);border:1px solid var(--hair);overflow:hidden;
}
.buy-top{padding:26px 24px;background:var(--grad-soft);border-bottom:1px solid var(--hair)}
.buy .label{font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}
.buy .price{font-size:2.4rem;font-weight:800;letter-spacing:-.03em;margin-top:6px}
.buy .price small{font-size:.9rem;color:var(--muted);font-weight:500;letter-spacing:.02em}
.buy-body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:14px}
.buy .btn{width:100%;justify-content:center}
.spec{display:flex;flex-direction:column;gap:0}
.spec div{display:flex;justify-content:space-between;gap:16px;padding:11px 0;border-bottom:1px solid var(--hair);font-size:.88rem}
.spec div:last-child{border-bottom:none}
.spec span{color:var(--muted)}
.spec b{font-weight:600;text-align:right}

/* stat row on product */
.pstats{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:34px 0}
.pstat{padding:20px;border-radius:var(--radius);background:var(--ink-2);border:1px solid var(--hair)}
.pstat .n{font-size:1.7rem;font-weight:800;letter-spacing:-.03em}
.pstat .l{font-size:.8rem;color:var(--muted)}
@media(max-width:560px){.pstats{grid-template-columns:1fr}}

/* ---------- Contact ---------- */
.contact{border-top:1px solid var(--hair);background:var(--ink-2)}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
@media(max-width:860px){.contact-grid{grid-template-columns:1fr;gap:34px}}
.form label{display:block;font-size:.8rem;color:var(--muted);margin:0 0 7px 2px;letter-spacing:.02em}
.form .field{margin-bottom:18px}
.form input,.form textarea,.form select{
  width:100%;padding:13px 15px;border-radius:12px;
  background:var(--ink);border:1px solid var(--hair-2);color:var(--text);
  font-family:inherit;font-size:.95rem;transition:border-color .2s;
}
.form input:focus,.form textarea:focus,.form select:focus{outline:none;border-color:var(--gold)}
.form textarea{resize:vertical;min-height:120px}
.form-note{font-size:.78rem;color:var(--muted-2);margin-top:12px}

/* ---------- Footer ---------- */
.footer{border-top:1px solid var(--hair);padding:48px 0 40px}
.footer-inner{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;align-items:flex-start}
.footer .brand{margin-bottom:14px}
.footer p{font-size:.86rem;color:var(--muted);max-width:38ch}
.footer-cols{display:flex;gap:56px;flex-wrap:wrap}
.footer-col h5{font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted-2);margin-bottom:14px}
.footer-col a{display:block;font-size:.9rem;color:var(--muted);margin-bottom:9px;transition:color .2s}
.footer-col a:hover{color:var(--text)}
.footer-bar{margin-top:40px;padding-top:22px;border-top:1px solid var(--hair);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.8rem;color:var(--muted-2)}

/* disclaimer chip */
.poc-note{
  display:inline-flex;align-items:center;gap:9px;padding:10px 16px;border-radius:999px;
  border:1px solid var(--hair-2);background:rgba(255,255,255,.02);color:var(--muted);font-size:.82rem;
}
.poc-note .badge-dot{background:var(--gold)}

/* reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* AI hero imagery */
.card-media img{width:100%;height:100%;object-fit:cover;display:block}
.p-visual img{width:100%;display:block;aspect-ratio:16/10;object-fit:cover}