/* ===========================================================
   Code Olympiad 2081 - Remaining days page
   The countdown hub in the Night Shift world: phosphor numerals
   in tiled cards, a target chip, and a calm ended state.
   Token-driven only.
   =========================================================== */

/* ---------- Countdown main ---------- */
.countdown-main {
  position: relative;
  display: flex;
  align-items: center;
  min-height: calc(100svh - var(--nav-height));
  overflow: hidden;
}

.countdown-inner {
  width: 100%;
  max-width: var(--shell-width);
  margin-inline: auto;
  padding-block: clamp(var(--space-4xl), 9vw, var(--space-6xl)) var(--space-5xl);
  padding-inline: clamp(var(--space-md), 4vw, var(--space-2xl));
  text-align: center;
}

.countdown-inner::before {
  content: "";
  position: absolute;
  top: -260px;
  left: 50%;
  transform: translateX(-50%);
  width: 680px;
  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;
}

.countdown-brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-mono);
  font-size: var(--text-kicker);
  letter-spacing: 0.04em;
  color: var(--color-text-tertiary);
  padding: var(--space-2xs) var(--space-sm);
  border: 1px solid var(--color-border-hairline);
  border-radius: var(--radius-full);
  background: var(--color-surface);
  margin-bottom: var(--space-xl);
}

.countdown-brand img {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  object-fit: cover;
}

.countdown-title {
  font-family: var(--font-display);
  font-size: var(--text-heading);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
}

.countdown-accent {
  color: var(--color-phosphor);
}

.countdown-lede {
  margin: var(--space-sm) auto 0;
  max-width: 44ch;
  color: var(--color-text-secondary);
  font-size: 1.0625rem;
}

/* ---------- Counter ---------- */
.counter {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-md);
  margin-top: var(--space-3xl);
}

.counter__block {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  min-width: 110px;
  padding: var(--space-lg) var(--space-md) var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border-hairline);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  transition: transform var(--motion-base) var(--ease-touch),
    box-shadow var(--motion-base) var(--ease-touch),
    border-color var(--motion-base) var(--ease-touch);
}

@media (hover: hover) {
  .counter__block:hover {
    transform: translateY(-4px);
    border-color: color-mix(in srgb, var(--color-phosphor) 45%, var(--color-border-strong));
    box-shadow: var(--shadow-float);
  }
}

.counter__num {
  font-family: var(--font-mono);
  font-size: clamp(2.5rem, 8vw, 4rem);
  font-weight: 700;
  line-height: 1;
  color: var(--color-phosphor);
  font-variant-numeric: tabular-nums;
}

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

/* ---------- Target chip ---------- */
.counter-target {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  margin-top: var(--space-xl);
  font-family: var(--font-mono);
  font-size: var(--text-kicker);
  color: var(--color-text-secondary);
  padding: var(--space-2xs) var(--space-md);
  border: 1px dashed var(--color-border-strong);
  border-radius: var(--radius-full);
}

.counter-target svg {
  width: var(--icon-sm);
  height: var(--icon-sm);
  color: var(--color-accent-strong);
}

/* ---------- Ended state ---------- */
.countdown-end {
  margin-top: var(--space-xl);
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  border: 1px solid var(--color-accent-soft);
  border-radius: var(--radius-md);
  background: var(--color-accent-soft);
}

.countdown-end[hidden] {
  display: none;
}

.countdown-end h2 {
  font-family: var(--font-display);
  font-size: var(--text-title);
  font-weight: 800;
  color: var(--color-text-primary);
}

.countdown-end p {
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  color: var(--color-text-secondary);
}

.is-over .counter__block {
  animation: none;
}

/* ---------- Responsive ---------- */
@media (max-width: 480px) {
  .counter {
    gap: var(--space-sm);
  }

  .counter__block {
    min-width: 92px;
    padding: var(--space-md) var(--space-sm) var(--space-sm);
  }
}