/* Caestus Labs — Coming Soon
   Palette mirrors the polished caestuslabs-com cubes aesthetic. */

:root{
  --bg:#0a0a0c;
  --bg-2:#17171c;
  --fg:#f2efea;
  --fg-2:#9b9b95;
  --fg-3:#5a5a55;
  --accent:#ff4827;
  --line:rgba(242,239,234,.10);
  --line-soft:rgba(242,239,234,.06);
  --font-display:"Inter Tight","Helvetica Neue",sans-serif;
  --font-mono:"JetBrains Mono",ui-monospace,monospace;
}

*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--fg);font-family:var(--font-display);-webkit-font-smoothing:antialiased}
body{min-height:100vh;overflow:hidden;position:relative}
body.modal-open{overflow:hidden}

#cubes{
  position:fixed;inset:0;width:100%;height:100%;
  z-index:0;display:block;
}

.vignette{
  position:fixed;inset:0;z-index:1;pointer-events:none;
  background:
    radial-gradient(ellipse 55% 40% at 50% 60%, rgba(10,5,5,.55) 0%, rgba(10,5,5,.20) 55%, transparent 100%),
    linear-gradient(to bottom, rgba(10,5,5,.18) 0%, transparent 14%, transparent 82%, rgba(10,5,5,.55) 100%);
}

.topbar{
  position:relative;z-index:2;
  display:flex;justify-content:space-between;align-items:center;
  padding:24px 32px;font-family:var(--font-mono);font-size:11px;
  letter-spacing:.22em;text-transform:uppercase;color:var(--fg-2);
}
.topbar .brand{
  display:inline-flex;align-items:center;gap:12px;
  color:var(--fg);text-decoration:none;
  font-size:14px;line-height:1;
  transition:opacity .2s ease;
}
.topbar .brand:hover{opacity:.82}
.topbar .brand-mark{
  width:22px;height:22px;display:block;
  fill:currentColor;flex:none;
}
.topbar .brand-word{
  font-family:"Archivo","Inter Tight",sans-serif;
  font-weight:800;letter-spacing:.24em;
  font-size:14px;text-transform:uppercase;
}
.topbar .brand-sub{
  font-family:"Inter","Inter Tight",sans-serif;
  font-weight:300;letter-spacing:.36em;
  font-size:13px;text-transform:uppercase;
  color:var(--fg);opacity:.6;
  margin-left:2px;
}
@media (max-width:480px){
  .topbar .brand-mark{width:18px;height:18px}
  .topbar .brand-word{font-size:12px;letter-spacing:.22em}
  .topbar .brand-sub{font-size:11px;letter-spacing:.32em}
}
.topbar .status{display:flex;align-items:center;gap:10px}
.topbar .dot{
  width:6px;height:6px;border-radius:50%;background:var(--accent);
  box-shadow:0 0 10px rgba(255,72,39,.6);
  animation:pulse 2.4s ease-in-out infinite;
}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.8)}}

main{
  position:relative;z-index:2;
  min-height:calc(100vh - 144px);
  display:flex;align-items:center;justify-content:center;
  padding:48px 32px;text-align:center;
}

.hero{
  width:100%;max-width:840px;
  display:flex;flex-direction:column;align-items:center;gap:36px;
}

.eyebrow{
  margin:0;font-family:var(--font-mono);font-size:11px;
  letter-spacing:.32em;text-transform:uppercase;color:var(--accent);
  display:inline-flex;align-items:center;gap:12px;
}
.eyebrow::before,.eyebrow::after{
  content:"";width:32px;height:1px;background:var(--accent);display:inline-block;
}

h1{
  margin:0;font-weight:600;letter-spacing:-.04em;line-height:.94;
  font-size:clamp(56px,11vw,144px);text-wrap:balance;
  text-shadow:0 2px 24px rgba(0,0,0,.55), 0 1px 4px rgba(0,0,0,.65);
}
h1 em{font-style:italic;font-weight:300;color:rgba(245,240,235,.86)}
h1 .accent{color:var(--accent);font-style:italic;font-weight:400;text-shadow:0 0 32px rgba(255,72,39,.5),0 2px 6px rgba(0,0,0,.6)}

/* Primary CTA — Sign Up */
.cta{
  margin-top:8px;cursor:pointer;
  background:var(--accent);color:var(--bg);
  border:1px solid var(--accent);
  font-family:var(--font-mono);font-size:12px;letter-spacing:.28em;
  text-transform:uppercase;font-weight:500;
  padding:18px 36px;display:inline-flex;align-items:center;gap:14px;
  transition:background .2s,color .2s,transform .15s,box-shadow .2s;
  border-radius:0;
  box-shadow:0 0 0 0 rgba(255,72,39,.4);
}
.cta:hover{
  background:transparent;color:var(--accent);
  box-shadow:0 0 0 6px rgba(255,72,39,.18);
}
.cta:active{transform:translateY(1px)}
.cta .arrow{transition:transform .2s}
.cta:hover .arrow{transform:translateX(4px)}

/* Click-anywhere hint */
.click-hint{
  margin:22px 0 0;
  font-family:var(--font-mono);font-size:12px;
  letter-spacing:.32em;text-transform:uppercase;color:var(--fg);
  display:inline-flex;align-items:center;gap:12px;
  padding:10px 18px;
  border:1px solid var(--accent);
  background:rgba(255,72,39,.08);
  box-shadow:0 0 0 0 rgba(255,72,39,.35);
  opacity:0;transform:translateY(6px);
  animation:
    hintIn 1.0s ease .9s forwards,
    hintPulse 2.2s ease-in-out 2.0s infinite;
}
.click-hint .hint-mark{
  color:var(--accent);font-size:14px;line-height:1;
  text-shadow:0 0 12px rgba(255,72,39,.7);
  animation:hintMark 1.6s ease-in-out infinite;
}
@keyframes hintIn{to{opacity:1;transform:none}}
@keyframes hintPulse{
  0%,100%{box-shadow:0 0 0 0 rgba(255,72,39,.35);background:rgba(255,72,39,.08)}
  50%{box-shadow:0 0 0 10px rgba(255,72,39,0);background:rgba(255,72,39,.16)}
}
@keyframes hintMark{
  0%,100%{transform:scale(1) rotate(0deg);opacity:.9}
  50%{transform:scale(1.35) rotate(45deg);opacity:1}
}

.foot{
  position:relative;z-index:2;
  display:flex;justify-content:space-between;align-items:center;
  padding:24px 32px;font-family:var(--font-mono);font-size:11px;
  letter-spacing:.2em;text-transform:uppercase;color:var(--fg-3);
}
.foot a{color:var(--fg-3);text-decoration:none;transition:color .2s}
.foot a:hover{color:var(--fg)}

/* Modal */
.modal{
  position:fixed;inset:0;z-index:50;
  display:flex;align-items:center;justify-content:center;
  padding:24px;
}
.modal[hidden]{display:none}
.modal-backdrop{
  position:absolute;inset:0;
  background:rgba(5,5,8,.78);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  opacity:0;transition:opacity .2s ease;
  cursor:pointer;
}
.modal.open .modal-backdrop{opacity:1}
.modal-card{
  position:relative;width:100%;max-width:480px;
  background:rgba(15,15,18,.96);
  border:1px solid var(--line);
  padding:40px 36px 32px;
  display:flex;flex-direction:column;gap:20px;
  text-align:left;
  transform:translateY(16px) scale(.98);opacity:0;
  transition:transform .25s ease, opacity .25s ease;
}
.modal.open .modal-card{transform:none;opacity:1}
.modal-close{
  position:absolute;top:14px;right:14px;
  background:transparent;border:0;color:var(--fg-2);
  font-size:14px;cursor:pointer;padding:8px;
  font-family:var(--font-mono);transition:color .2s;
}
.modal-close:hover{color:var(--fg)}
.modal-card .eyebrow{align-self:flex-start}
.modal-card h2{
  margin:0;font-weight:600;letter-spacing:-.02em;line-height:1;
  font-size:clamp(28px,4vw,40px);
}
.modal-sub{margin:0;color:var(--fg-2);font-size:15px;line-height:1.5}

/* Interest form (inside modal) */
.interest{
  display:grid;grid-template-columns:1fr;gap:12px;
}
.interest .field{position:relative}
.interest .field input,
.interest .field select{
  width:100%;background:rgba(10,10,12,.6);
  border:1px solid var(--line);color:var(--fg);
  font-family:var(--font-display);font-size:15px;
  padding:14px 16px;outline:none;
  transition:border-color .2s,background .2s;
  -webkit-appearance:none;appearance:none;border-radius:0;
}
.interest .field input:focus,
.interest .field select:focus{border-color:var(--accent);background:rgba(10,10,12,.85)}
.interest .field input::placeholder{color:var(--fg-3)}
.interest .field.select::after{
  content:"▾";position:absolute;right:16px;top:50%;transform:translateY(-50%);
  pointer-events:none;color:var(--fg-2);font-size:12px;
}
.interest .field select{padding-right:36px;color:var(--fg)}
.interest .field select option{background:var(--bg-2);color:var(--fg)}
.interest .field select:invalid{color:var(--fg-3)}

.submit{
  cursor:pointer;
  background:var(--accent);color:var(--bg);border:1px solid var(--accent);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.24em;
  text-transform:uppercase;padding:16px 24px;
  display:flex;align-items:center;justify-content:center;gap:14px;
  transition:background .2s,color .2s;border-radius:0;
}
.submit:hover{background:transparent;color:var(--accent)}
.submit[disabled]{opacity:.5;cursor:wait}
.submit .arrow{transition:transform .2s}
.submit:hover .arrow{transform:translateX(4px)}

.status-msg{
  margin:0;min-height:18px;
  font-family:var(--font-mono);font-size:11px;
  letter-spacing:.18em;text-transform:uppercase;color:var(--fg-2);
}
.status-msg.success{color:var(--accent)}
.status-msg.error{color:#ff6b6b}

.visually-hidden{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;
}

@media (max-width:640px){
  .topbar,.foot{padding:18px 20px}
  main{padding:32px 20px}
  .modal-card{padding:32px 24px 24px}
}

@media (prefers-reduced-motion: reduce){
  .topbar .dot{animation:none}
  .modal-backdrop,.modal-card{transition:none}
}