:root {
  --ink: #1a1a1f;
  --muted: #8a8a93;
  --paper: #f2f2f2;
  --paper-top: #f5f5f7;
  --paper-bottom: #ededed;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --font: "Plus Jakarta Sans", system-ui, sans-serif;
  --font-display: "Playfair Display", Georgia, serif;
  --font-pill: Inter, system-ui, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  color: var(--ink);
  font-family: var(--font);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

.cs-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(720px 480px at 50% -8%, rgba(255, 255, 255, 0.95) 0%, transparent 62%),
    radial-gradient(420px 360px at 12% 78%, rgba(234, 230, 229, 0.35) 0%, transparent 70%),
    radial-gradient(380px 320px at 92% 30%, rgba(245, 245, 247, 0.8) 0%, transparent 68%),
    linear-gradient(180deg, var(--paper-top) 0%, var(--paper) 48%, var(--paper-bottom) 100%);
}

.cs {
  min-height: 100vh;
  min-height: 100dvh;
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding: clamp(1.5rem, 5vw, 3rem);
}

.cs-panel {
  width: min(100%, 34rem);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  animation: cs-rise 0.9s var(--ease) both;
}

.cs-logo {
  width: 56px;
  height: 56px;
  object-fit: contain;
  margin-bottom: 1.35rem;
  animation: cs-fade 1.1s var(--ease) 0.08s both;
}

.cs-brand {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  border-radius: 999px;
  border: 0.9px solid rgba(26, 26, 31, 0.78);
  font-family: var(--font-pill);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  line-height: 1;
  margin-bottom: 1.85rem;
  animation: cs-fade 1.1s var(--ease) 0.12s both;
}

.cs-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 8vw, 4rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.05;
  animation: cs-fade 1.1s var(--ease) 0.18s both;
}

.cs-sub {
  margin: 1rem 0 0;
  max-width: 22rem;
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.5;
  color: var(--muted);
  animation: cs-fade 1.1s var(--ease) 0.26s both;
}

.cs-badge {
  margin-top: 2rem;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  min-height: 48px;
  padding: 0.7rem 1.35rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: linear-gradient(165deg, #18181a 0%, #09090b 48%, #020203 100%);
  color: #fff;
  font-family: Inter, system-ui, -apple-system, sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.12) inset,
    0 16px 40px rgba(0, 0, 0, 0.14);
  animation: cs-fade 1.1s var(--ease) 0.34s both;
}

.cs-badge svg {
  flex: 0 0 auto;
  opacity: 0.9;
}

.cs-note {
  margin: 1.5rem 0 0;
  font-size: 0.8rem;
  font-weight: 500;
  color: rgba(138, 138, 147, 0.9);
  animation: cs-fade 1.1s var(--ease) 0.42s both;
}

@keyframes cs-rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes cs-fade {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .cs-panel,
  .cs-logo,
  .cs-brand,
  .cs-title,
  .cs-sub,
  .cs-badge,
  .cs-note {
    animation: none;
  }
}