/* styles/gate.css */
/* --- gate / splash visuals, tuned for smooth GPU animations --- */

:root{
  --bg-1: #0a0f19;
  --bg-2: #0c101b;
  --ink: #e8eefc;
  --ink-dim: #acb6c9;
  --card: rgba(255,255,255,0.05);
  --card-border: rgba(255,255,255,0.08);
  --shadow: 0 10px 30px rgba(0,0,0,0.35);
  --radius: 18px;
  --radius-sm: 12px;
  --blur: saturate(1.1) blur(12px);
}

html, body {
  height: 100%;
  background: radial-gradient(1200px 600px at 85% 8%, #12304a 0%, transparent 60%),
              radial-gradient(900px 500px at 0% 0%, #321a64 0%, transparent 55%),
              linear-gradient(180deg, var(--bg-1), var(--bg-2));
  color: var(--ink);
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, "Inter", Arial, "Apple Color Emoji", "Segoe UI Emoji";
}

.screen {
  position: fixed;
  inset: 0;
  display: grid;
  grid-template-rows: 1fr auto 1fr;
  place-items: center;
  pointer-events: none; /* enabled selectively */
}

/* Password Gate */
#password-screen {
  pointer-events: auto;
}
#password-screen .logo{
  grid-row: 1;
  align-self: end;
  font-size: clamp(44px, 8vw, 96px);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #e9eefc;
  text-shadow: 0 6px 24px rgba(0,0,0,0.45);
}
.gate-box{
  grid-row: 3;
  width: min(680px, 92vw);
  margin-bottom: 6vh;
  background: var(--card);
  backdrop-filter: var(--blur);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px;
}
.gate-box .tagline{
  margin: 0 0 12px 4px;
  text-align: center;
  color: var(--ink);
  opacity: .9;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.gate-row{
  display: grid;
  grid-template-columns: 1fr 148px;
  gap: 14px;
}
#password-input{
  height: 48px;
  padding: 0 16px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-sm);
  color: var(--ink);
  outline: none;
  transition: border-color .15s ease, box-shadow .15s ease;
}
#password-input::placeholder{ color: #9aa6bf; opacity: .7; }
#password-input:focus{
  border-color: rgba(130,164,255,0.65);
  box-shadow: 0 0 0 3px rgba(130,164,255,0.25);
}

.cta{
  height: 48px;
  border: 0;
  border-radius: var(--radius-sm);
  font-weight: 700;
  color: #041019;
  background: linear-gradient(135deg, #7dd3fc 0%, #8b5cf6 50%, #22d3ee 100%);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.18), 0 8px 20px rgba(139,92,246,0.35);
  cursor: pointer;
  transition: transform .08s ease, filter .18s ease;
}
.cta:active{ transform: translateY(1px) scale(0.995); }
.cta:hover{ filter: brightness(1.03); }

#error, #password-error{
  margin: 10px 6px 0;
  color: #ff9aa2;
  font-weight: 600;
}

/* Splash */
#splash{
  display: grid;
  place-items: center;
  opacity: 0;
  transform: translateY(8px) scale(0.995);
  transition: opacity .28s cubic-bezier(.22,.61,.36,1), transform .28s cubic-bezier(.22,.61,.36,1);
  will-change: opacity, transform;
}
#splash .splash-inner{
  text-align: center;
}
#splash .logo{
  font-size: clamp(40px, 7.5vw, 86px);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #e9eefc;
  text-shadow: 0 6px 24px rgba(0,0,0,0.45);
}
#splash .tagline{
  margin-top: 8px;
  color: var(--ink-dim);
  font-weight: 600;
}

/* Transition states (GPU-only: opacity + transform) */
#password-screen{
  opacity: 1;
  transform: translateY(0);
  transition: opacity .22s ease, transform .22s ease;
  will-change: opacity, transform;
}
#password-screen.fade-out{
  opacity: 0;
  transform: translateY(6px);
}
#splash.show{
  opacity: 1;
  transform: translateY(0) scale(1);
}
#splash.dismiss{
  opacity: 0;
  transform: translateY(-6px) scale(0.998);
}

/* Header/App general bits that live elsewhere but benefit from consistency */
header{
  backdrop-filter: blur(8px) saturate(1.05);
}

/* small screens */
@media (max-width: 520px){
  .gate-row{ grid-template-columns: 1fr; }
  .cta{ width: 100%; }
}