/* ============================================================
   achievements.css — Достижения на соревнованиях (blue section)
   Depends on: variables.css, layout.css, components/card.css
   ============================================================ */

.achievements {
  padding: var(--section-padding);
  background-color: var(--color-primary);
  overflow: hidden;
  position: relative;
}

/* Subtle background pattern */
.achievements::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(
    circle at 20% 50%,
    rgba(255, 255, 255, 0.04) 0%,
    transparent 60%
  ), radial-gradient(
    circle at 80% 20%,
    rgba(255, 217, 19, 0.06) 0%,
    transparent 50%
  );
  pointer-events: none;
}

.achievements .section-title {
  color: var(--color-text-on-dark);
  position: relative;
}

/* ── Grid ───────────────────────────────────────────────── */
.achievements__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
  position: relative;
}

@media (min-width: 640px) {
  .achievements__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
  }
}

@media (min-width: 1024px) {
  .achievements__grid {
    /* auto-fill: as many columns as fit, min 180px each */
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: var(--space-4);
  }
}

/* ── Achievement card ───────────────────────────────────── */
.achievement-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-3);
  background-color: var(--dark-surface);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-lg);
  transition: var(--transition-base);
}

@media (min-width: 640px) {
  .achievement-card {
    padding: var(--space-6) var(--space-4);
  }
}

.achievement-card:hover {
  background-color: var(--dark-surface-hover);
  transform: translateY(-2px);
  border-color: var(--dark-border-hover);
}

/* Trophy emoji / icon */
.achievement-card__trophy {
  font-size: 28px;
  line-height: 1;
}

@media (min-width: 640px) {
  .achievement-card__trophy {
    font-size: 36px;
  }
}

/* Year */
.achievement-card__year {
  font-size: var(--text-caption);
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  color: var(--dark-text-muted);
}

/* Place (1 место, 2 место...) */
.achievement-card__place {
  font-size: var(--text-h4);
  font-weight: var(--font-weight-extrabold);
  color: var(--color-accent);
  line-height: 1;
}

@media (min-width: 640px) {
  .achievement-card__place {
    font-size: var(--text-h3);
  }
}

/* Competition name */
.achievement-card__name {
  font-size: var(--text-caption);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-on-dark);
  line-height: 1.3;
}

@media (min-width: 640px) {
  .achievement-card__name {
    font-size: var(--text-body-m);
    line-height: var(--lh-subhead);
  }
}

/* Level/category */
.achievement-card__level {
  font-size: 11px;
  color: var(--dark-text-muted);
}

@media (min-width: 640px) {
  .achievement-card__level {
    font-size: var(--text-caption);
  }
}

/* ── История побед (аккордеон 2023–2025) ────────────────── */
.achievements__history {
  margin-top: var(--space-4);
}

.achievements__history-toggle {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-3) var(--space-6);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  user-select: none;
  color: var(--dark-text-regular);
  font-size: var(--text-body-m);
  font-weight: var(--font-weight-semibold);
  transition: background 0.15s ease, border-color 0.15s ease;
}

.achievements__history-toggle::-webkit-details-marker { display: none; }
.achievements__history-toggle::marker { display: none; }

.achievements__history-toggle:hover {
  background: var(--dark-surface);
  border-color: var(--dark-border-hover);
  color: var(--color-text-on-dark);
}

.achievements__history-chevron {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  transition: transform 0.25s ease;
}

.achievements__history[open] .achievements__history-chevron {
  transform: rotate(180deg);
}

.achievements__grid--history {
  margin-top: var(--space-4);
}

/* ── Competition logos strip ────────────────────────────── */
.achievements__logos {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-6) var(--space-8);
  margin-top: var(--space-12);
  padding-top: var(--space-10);
  border-top: 1px solid var(--dark-border);
  position: relative;
}

.achievements__logo-label {
  width: 100%;
  text-align: center;
  font-size: var(--text-caption);
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  color: var(--dark-text-muted);
  margin-bottom: var(--space-2);
}

.achievements__logo-item {
  font-size: var(--text-body-m);
  font-weight: var(--font-weight-bold);
  color: var(--dark-text-body);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
}

.achievements__logo-item:hover {
  color: var(--color-text-on-dark);
  border-color: var(--dark-border-hover);
  background-color: var(--dark-surface);
}