:root {
  color-scheme: light dark;
  --ceri-bg: #07111f;
  --ceri-panel: rgba(15, 30, 50, 0.9);
  --ceri-border: rgba(148, 163, 184, 0.24);
  --ceri-text: #f8fafc;
  --ceri-muted: #a9b7ca;
  --ceri-accent: #38bdf8;
  --ceri-accent-2: #2dd4bf;
  --ceri-danger: #fb7185;
}

#ceriUniverse[hidden] { display: none !important; }

#ceriUniverse {
  position: fixed;
  inset: 0;
  z-index: 2147483000;
  overflow: auto;
  background:
    radial-gradient(circle at 20% 10%, rgba(56, 189, 248, 0.18), transparent 34rem),
    radial-gradient(circle at 80% 90%, rgba(45, 212, 191, 0.13), transparent 30rem),
    var(--ceri-bg);
  color: var(--ceri-text);
  font: 16px/1.5 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.ceri-shell { width: min(1120px, calc(100% - 32px)); margin: 0 auto; padding: 28px 0 64px; }
.ceri-header { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-bottom: 34px; }
.ceri-brand { display: flex; align-items: center; gap: 14px; }
.ceri-mark { display: grid; place-items: center; width: 52px; height: 52px; border-radius: 18px; background: linear-gradient(135deg, var(--ceri-accent), var(--ceri-accent-2)); color: #04111d; font-weight: 900; font-size: 24px; box-shadow: 0 14px 40px rgba(45, 212, 191, 0.22); }
.ceri-brand h1 { margin: 0; font-size: clamp(22px, 4vw, 34px); letter-spacing: -0.04em; }
.ceri-brand p { margin: 2px 0 0; color: var(--ceri-muted); }
.ceri-actions { display: flex; gap: 10px; flex-wrap: wrap; justify-content: flex-end; }
.ceri-button { min-height: 48px; border: 1px solid var(--ceri-border); border-radius: 14px; padding: 11px 18px; background: rgba(15, 23, 42, 0.76); color: var(--ceri-text); font: inherit; font-weight: 750; cursor: pointer; touch-action: manipulation; }
.ceri-button:hover, .ceri-button:focus-visible { border-color: var(--ceri-accent); outline: none; transform: translateY(-1px); }
.ceri-button--primary { color: #03131d; border-color: transparent; background: linear-gradient(135deg, var(--ceri-accent), var(--ceri-accent-2)); }
.ceri-button--danger { color: #fecdd3; border-color: rgba(251, 113, 133, 0.36); }
.ceri-button:disabled { opacity: .58; cursor: wait; transform: none; }
.ceri-hero { max-width: 760px; margin: 8vh auto 0; padding: clamp(26px, 6vw, 58px); text-align: center; border: 1px solid var(--ceri-border); border-radius: 30px; background: var(--ceri-panel); box-shadow: 0 32px 90px rgba(0,0,0,.3); backdrop-filter: blur(18px); }
.ceri-hero h2 { margin: 0 0 12px; font-size: clamp(32px, 7vw, 58px); line-height: 1.04; letter-spacing: -.055em; }
.ceri-hero p { max-width: 620px; margin: 0 auto 28px; color: var(--ceri-muted); font-size: clamp(16px, 2.3vw, 20px); }
.ceri-hero .ceri-button { min-width: min(100%, 260px); min-height: 58px; font-size: 18px; }
.ceri-status { min-height: 24px; margin: 18px 0 0; color: var(--ceri-muted); }
.ceri-status[data-error="true"] { color: #fecdd3; }
.ceri-launcher-head { display: flex; align-items: end; justify-content: space-between; gap: 18px; margin-bottom: 24px; }
.ceri-launcher-head h2 { margin: 0; font-size: clamp(28px, 5vw, 46px); letter-spacing: -.045em; }
.ceri-launcher-head p { margin: 6px 0 0; color: var(--ceri-muted); }
.ceri-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 255px), 1fr)); gap: 18px; }
.ceri-tile { display: flex; flex-direction: column; min-height: 250px; padding: 22px; border: 1px solid var(--ceri-border); border-radius: 22px; background: var(--ceri-panel); box-shadow: 0 18px 50px rgba(0,0,0,.2); }
.ceri-tile img { width: 58px; height: 58px; object-fit: cover; border-radius: 16px; background: rgba(255,255,255,.08); }
.ceri-tile h3 { margin: 18px 0 7px; font-size: 22px; }
.ceri-tile p { flex: 1; margin: 0 0 20px; color: var(--ceri-muted); }
.ceri-empty { padding: 42px; text-align: center; border: 1px dashed var(--ceri-border); border-radius: 22px; color: var(--ceri-muted); }

@media (prefers-color-scheme: light) {
  :root { --ceri-bg: #eef6fb; --ceri-panel: rgba(255,255,255,.9); --ceri-border: rgba(15,23,42,.15); --ceri-text: #0f172a; --ceri-muted: #526174; }
  .ceri-button { background: rgba(255,255,255,.84); }
  .ceri-button--primary { color: #04202a; }
  .ceri-button--danger { color: #9f1239; }
}

@media (max-width: 620px) {
  .ceri-shell { width: min(100% - 22px, 1120px); padding-top: 14px; }
  .ceri-header, .ceri-launcher-head { align-items: flex-start; }
  .ceri-brand p { display: none; }
  .ceri-actions .ceri-button { min-height: 44px; padding: 9px 12px; font-size: 14px; }
  .ceri-hero { margin-top: 5vh; border-radius: 24px; }
}