/* ===================================================
   download.css - 下载页专属样式
   =================================================== */

/* ---------- Download Cards ---------- */
.dl-card {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 32px;
  align-items: flex-start;
  background: var(--gradient-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  margin-bottom: 24px;
  transition: transform var(--transition), border-color var(--transition);
}

.dl-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-active);
}

.dl-card-icon {
  font-size: 3.2rem;
  text-align: center;
  padding-top: 4px;
}

.dl-platform-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.dl-platform-header h2 {
  font-size: 1.5rem;
  margin-bottom: 4px;
}

.dl-version {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.dl-desc {
  font-size: 0.93rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 24px;
  max-width: 680px;
}

.dl-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}

.dl-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  position: relative;
}

.dl-size {
  font-size: 0.78rem;
  opacity: 0.7;
  font-weight: 400;
  margin-left: 4px;
}

.dl-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.dl-spec {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.spec-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.spec-val {
  font-size: 0.88rem;
  color: var(--text-primary);
  font-weight: 500;
}

/* ---------- Changelog ---------- */
.changelog-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
}

.changelog-list::before {
  content: '';
  position: absolute;
  left: 120px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--border);
}

.changelog-item {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 40px;
  padding: 32px 0;
  border-bottom: 1px solid var(--border);
}

.changelog-item:last-child {
  border-bottom: none;
}

.cl-version {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-right: 20px;
  position: relative;
}

.cl-version::after {
  content: '';
  position: absolute;
  right: -5px;
  top: 8px;
  width: 10px;
  height: 10px;
  background: var(--primary);
  border-radius: 50%;
  border: 2px solid var(--bg-dark);
}

.cl-ver-num {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  font-family: monospace;
}

.cl-date {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.cl-changes {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-top: 4px;
}

.cl-changes li {
  font-size: 0.9rem;
  color: var(--text-secondary);
  padding-left: 20px;
  position: relative;
  line-height: 1.5;
}

.cl-changes li::before {
  position: absolute;
  left: 0;
  font-size: 0.72rem;
  font-weight: 700;
  top: 1px;
}

.cl-changes li.new::before {
  content: 'NEW';
  color: var(--accent);
}

.cl-changes li.fix::before {
  content: 'FIX';
  color: #f59e0b;
}

.cl-changes li.improve::before {
  content: 'OPT';
  color: var(--primary-light);
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .dl-card {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 28px 24px;
  }

  .dl-card-icon {
    font-size: 2.4rem;
    text-align: left;
  }

  .dl-platform-header {
    flex-direction: column;
    gap: 8px;
  }

  .changelog-list::before {
    display: none;
  }

  .changelog-item {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .cl-version {
    flex-direction: row;
    align-items: center;
    flex-wrap: wrap;
  }

  .cl-version::after {
    display: none;
  }
}