/* ===========================================================
   Code Olympiad 2081 - Registration closed notice page
   A calm centered notice in the Night Shift world: a single
   panel with the closed message and a way back home.
   Token-driven only.
   =========================================================== */

/* ---------- Notice main ---------- */
.notice-main {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100svh - var(--nav-height));
  overflow: hidden;
  padding-block: var(--space-3xl);
}

.notice-main::before {
  content: "";
  position: absolute;
  top: -260px;
  left: 50%;
  transform: translateX(-50%);
  width: 640px;
  height: 560px;
  border-radius: var(--radius-full);
  background: radial-gradient(closest-side, var(--color-phosphor), transparent 72%);
  opacity: 0.06;
  pointer-events: none;
  z-index: -1;
}

/* ---------- Notice card ---------- */
.notice {
  width: min(520px, 100%);
  padding: clamp(var(--space-2xl), 5vw, var(--space-4xl));
  background: var(--color-surface);
  border: 1px solid var(--color-border-hairline);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
  text-align: center;
}

.notice__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  margin-bottom: var(--space-lg);
  border-radius: var(--radius-full);
  background: var(--color-accent-soft);
  color: var(--color-accent-strong);
}

.notice__icon svg {
  width: var(--icon-lg);
  height: var(--icon-lg);
}

.notice__kicker {
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
}

.notice__title {
  margin-top: var(--space-xs);
  font-family: var(--font-display);
  font-size: var(--text-heading);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
}

.notice__message {
  margin-top: var(--space-md);
  color: var(--color-text-secondary);
  font-size: 1.0625rem;
  line-height: 1.6;
}

.notice__date {
  display: inline-block;
  margin-top: var(--space-md);
  font-family: var(--font-mono);
  font-size: var(--text-kicker);
  font-weight: 600;
  color: var(--color-phosphor);
  padding: var(--space-2xs) var(--space-md);
  border: 1px solid color-mix(in srgb, var(--color-phosphor) 45%, transparent);
  border-radius: var(--radius-full);
}

.notice__actions {
  display: flex;
  justify-content: center;
  margin-top: var(--space-xl);
}