/* AIRider.com — Coming Soon (single-page lander)
   Files: index.html, styles.css, script.js
*/

:root{
  --bg0:#060914;
  --bg1:#0a0f22;
  --ink:#d7e3ff;
  --muted:#9fb1de;
  --glass: rgba(255,255,255,.06);
  --glass2: rgba(255,255,255,.10);
  --stroke: rgba(200,220,255,.18);

  --ai:#6ae4ff;
  --rider:#4f7dff;
  --violet:#2f68ff;

  --radius: 22px;
  --shadow: 0 30px 80px rgba(0,0,0,.45);
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: "Space Grotesk", ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color:var(--ink);
  background:
    radial-gradient(1200px 600px at 20% 20%, rgba(106,228,255,.16), transparent 55%),
    radial-gradient(900px 500px at 85% 25%, rgba(79,125,255,.14), transparent 55%),
    radial-gradient(900px 700px at 70% 85%, rgba(167,139,250,.14), transparent 55%),
    linear-gradient(180deg, var(--bg0), var(--bg1));
  overflow-x:hidden;
}

/* Canvas and grain */
#fx{
  position:fixed;
  inset:0;
  z-index:0;
  width:100%;
  height:100%;
  opacity:.85;
  pointer-events:none;
}
.grain{
  position:fixed;
  inset:0;
  z-index:1;
  pointer-events:none;
  opacity:.08;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");
  mix-blend-mode:overlay;
}

/* Layout */
.shell{
  position:relative;
  z-index:2;
  min-height:100%;
  padding: 28px 22px 34px;
  max-width: 1240px;
  margin: 0 auto;
}

.topbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding: 12px 14px;
  border-radius: calc(var(--radius) + 6px);
  border: 1px solid var(--stroke);
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  backdrop-filter: blur(10px);
  box-shadow: 0 18px 50px rgba(0,0,0,.25);
}

.brandline{
  display:flex;
  align-items:baseline;
  gap:10px;
  flex-wrap:wrap;
}
.dot{ opacity:.6; }
.tag{
  color: var(--muted);
  font-weight: 500;
  letter-spacing:.02em;
}

.mono{
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}
.tiny{ font-size: 12px; letter-spacing:.18em; opacity:.85; }

.brandword{
  font-size: 20px;
  font-weight: 800;
  letter-spacing: .01em;
}
.brandword.inline{ font-size: 14px; }
.brandword .ai{
  color: var(--ai);
  text-shadow: 0 0 22px rgba(106,228,255,.35);
}
.brandword .rider{
  color: var(--rider);
  text-shadow: 0 0 22px rgba(79,125,255,.28);
}

.status{
  display:flex;
  align-items:center;
  justify-content:flex-end;
  gap:10px;
}

.coming{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid rgba(200,220,255,.18);
  background: rgba(0,0,0,.22);
  color: rgba(215,227,255,.90);
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-size: 12px;
}
.pill{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding: 10px 12px;
  border-radius: 999px;
  border: 1px solid rgba(200,220,255,.18);
  background: rgba(0,0,0,.22);
}
.pulse{
  width:10px; height:10px;
  border-radius:50%;
  background: radial-gradient(circle at 30% 30%, #fff, var(--ai));
  box-shadow: 0 0 18px rgba(106,228,255,.55);
  position:relative;
}
.pulse:after{
  content:"";
  position:absolute;
  inset:-10px;
  border-radius:50%;
  border: 1px solid rgba(106,228,255,.35);
  animation: ping 1.7s ease-out infinite;
}
@keyframes ping{
  0%{ transform:scale(.3); opacity:.0; }
  35%{ opacity:.9; }
  100%{ transform:scale(1.25); opacity:0; }
}

.hero{
  margin-top: 22px;
}
.hero-grid{
  display:grid;
  grid-template-columns: 1.2fr .9fr;
  gap: 18px;
  align-items:stretch;
}

/* Left */
.hero-left{
  padding: 26px 6px 10px;
}
.headline{
  margin: 8px 0 10px;
  font-size: clamp(34px, 3.3vw, 56px);
  line-height: 1.02;
  letter-spacing: -0.03em;
}
.glow{
  background: linear-gradient(90deg, var(--ai), var(--violet), var(--rider));
  -webkit-background-clip: text;
  background-clip:text;
  color: transparent;
  text-shadow: 0 0 28px rgba(167,139,250,.12);
}
.subhead{
  margin: 0;
  margin-top: 10px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.55;
  max-width: 52ch;
}

.cta-row{
  margin-top: 18px;
  display:flex;
  gap: 12px;
  flex-wrap:wrap;
}

/* Buttons */
.btn{
  position:relative;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid rgba(200,220,255,.16);
  color: var(--ink);
  text-decoration:none;
  font-weight: 600;
  letter-spacing:.01em;
  user-select:none;
  transition: transform .15s ease, background .15s ease, border-color .15s ease;
  overflow:hidden;
}
.btn:hover{ transform: translateY(-1px); border-color: rgba(200,220,255,.28); }
.btn:active{ transform: translateY(0px) scale(.99); }
.btn.primary{
  background: linear-gradient(135deg, rgba(106,228,255,.16), rgba(167,139,250,.14), rgba(79,125,255,.12));
  box-shadow: 0 18px 45px rgba(0,0,0,.28);
}
.btn.ghost{
  background: rgba(255,255,255,.04);
}
.btn.full{ width:100%; }
.btn-shine{
  position:absolute;
  inset:-2px;
  background: radial-gradient(500px 140px at -10% 10%, rgba(255,255,255,.22), transparent 55%);
  opacity:.0;
  transition: opacity .2s ease;
}
.btn:hover .btn-shine{ opacity:1; }

/* Metrics */
.metrics{
  margin-top: 18px;
  display:grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 12px;
}
.metric{
  padding: 14px 14px;
  border-radius: 16px;
  border: 1px solid rgba(200,220,255,.14);
  background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
  backdrop-filter: blur(8px);
}
.metric .k{
  font-size: 12px;
  color: rgba(210,225,255,.7);
  letter-spacing: .14em;
  text-transform: uppercase;
}
.metric .v{
  margin-top: 6px;
  font-size: 14px;
  color: var(--ink);
  font-weight: 600;
}

/* Center Logo Slot */
.hero-center{
  display:flex;
  align-items:center;
  justify-content:center;
  padding: 6px;
}
.logo-slot{
  width: 100%;
  max-width: 420px;
  aspect-ratio: 1 / 1;
  border-radius: 28px;
  position:relative;
  isolation:isolate;
}
.logo-frame{
  position:absolute;
  inset: 0;
  border-radius: 28px;
  border: 1px solid rgba(200,220,255,.16);
  background:
    radial-gradient(700px 300px at 50% 10%, rgba(106,228,255,.12), transparent 60%),
    radial-gradient(700px 300px at 60% 95%, rgba(79,125,255,.10), transparent 60%),
    linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02));
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
}
.logo-sheen{
  position:absolute;
  inset:-2px;
  border-radius: 30px;
  background: conic-gradient(from 180deg at 50% 50%,
    rgba(106,228,255,.0),
    rgba(106,228,255,.12),
    rgba(47,104,255,.10),
    rgba(79,125,255,.12),
    rgba(106,228,255,.0)
  );
  filter: blur(18px);
  opacity:.55;
  animation: spin 10s linear infinite;
  z-index:-1;
}
@keyframes spin{ to{ transform: rotate(360deg);} }

.logo-placeholder{
  text-align:center;
  display:flex;
  flex-direction:column;
  align-items:center;
  gap: 10px;
}
.logo-note{
  font-size: 12px;
  opacity:.8;
}

/* Right cards */
.hero-right{
  display:flex;
  flex-direction:column;
  gap: 14px;
  padding: 6px;
}

.card{
  border-radius: 22px;
  border: 1px solid rgba(200,220,255,.14);
  background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02));
  box-shadow: 0 22px 60px rgba(0,0,0,.32);
  backdrop-filter: blur(12px);
  padding: 18px;
}
.card.mini{
  padding: 16px 18px;
}
.card.mini p{
  margin: 10px 0 0;
  color: var(--muted);
  line-height:1.55;
  font-size: 14px;
}

.card-top{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap: 12px;
}
.card-title h2{
  margin: 6px 0 0;
  font-size: 18px;
  line-height: 1.2;
}
.badge{
  padding: 8px 10px;
  border-radius: 999px;
  background: rgba(0,0,0,.25);
  border: 1px solid rgba(200,220,255,.14);
  color: rgba(220,235,255,.88);
  font-size: 12px;
  letter-spacing:.12em;
  height: fit-content;
}

.notify{
  margin-top: 14px;
  display:flex;
  flex-direction:column;
  gap: 12px;
}
.field{
  display:flex;
  flex-direction:column;
  gap: 8px;
}
.label{
  font-size: 12px;
  letter-spacing:.14em;
  text-transform: uppercase;
  color: rgba(210,225,255,.72);
}
input, select{
  width:100%;
  padding: 12px 12px;
  border-radius: 14px;
  border: 1px solid rgba(200,220,255,.16);
  background: rgba(0,0,0,.20);
  color: var(--ink);
  outline:none;
  transition: border-color .15s ease, transform .15s ease;
}
input:focus, select:focus{
  border-color: rgba(106,228,255,.48);
  box-shadow: 0 0 0 4px rgba(106,228,255,.10);
}

.fineprint{
  margin: 10px 0 0;
  color: rgba(190,210,255,.72);
  font-size: 12px;
  line-height: 1.5;
}

.footer{
  margin-top: 18px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 10px;
  flex-wrap:wrap;
  padding: 14px 8px 0;
  color: rgba(210,225,255,.70);
}
.footer .sep{ opacity:.35; padding: 0 8px; }
.link{
  color: rgba(210,225,255,.82);
  text-decoration:none;
  border-bottom: 1px solid rgba(210,225,255,.25);
}
.link:hover{ border-bottom-color: rgba(210,225,255,.55); }

/* Responsive */
@media (max-width: 1040px){
  .hero-grid{
    grid-template-columns: 1fr;
  }
  .hero-left{ padding: 22px 6px 0; }
  .hero-center{ padding: 8px 6px; }
  .logo-slot{ max-width: 520px; }
  .metrics{ grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce){
  .logo-sheen{ animation:none; }
  .pulse:after{ animation:none; }
  #fx{ display:none; }
}


.logo-img{
  width: min(340px, 78%);
  height: auto;
  display:block;
  filter: drop-shadow(0 18px 35px rgba(0,0,0,.45));
  border-radius: 14px;
}

.copyright{
  margin-top: 10px;
  padding: 10px 8px 0;
  color: rgba(210,225,255,.55);
  font-size: 11px;
  letter-spacing: .06em;
  text-align: center;
}