/* Downloads page styles — extends style.css + project.css */

/* Project header row */
.dl-project-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  padding-bottom: 24px;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--border);
}

.dl-project-title {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 6px;
}

.dl-project-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 600px;
}

/* Smaller button variant */
.btn-sm {
  padding: 7px 16px;
  font-size: 0.78rem;
  gap: 6px;
  white-space: nowrap;
  flex-shrink: 0;
}

/* Release header */
.dl-release-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.dl-version-tag {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 4px 12px;
  background: var(--accent);
  color: #fff;
  border-radius: 20px;
  letter-spacing: 0.2px;
}

.dl-release-date {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Assets grid */
.dl-assets-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
  margin-bottom: 24px;
}

/* Asset download card */
.dl-asset-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  text-decoration: none;
  color: inherit;
  transition: all var(--transition);
}

.dl-asset-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 24px var(--accent-glow);
}

/* Top row: OS badge + file size */
.dl-asset-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.dl-asset-top .dl-file-size {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* OS badges */
.dl-os-badge {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 4px;
  letter-spacing: 0.4px;
  text-transform: uppercase;
}

.os-win {
  background: rgba(0, 120, 212, 0.12);
  color: #3ba0f5;
  border: 1px solid rgba(0, 120, 212, 0.25);
}

.os-linux {
  background: rgba(255, 152, 0, 0.1);
  color: #ff9800;
  border: 1px solid rgba(255, 152, 0, 0.22);
}

.os-mac {
  background: rgba(160, 160, 170, 0.1);
  color: #a0a0aa;
  border: 1px solid rgba(160, 160, 170, 0.22);
}

.os-arm {
  background: rgba(233, 30, 99, 0.1);
  color: #e91e63;
  border: 1px solid rgba(233, 30, 99, 0.22);
}

.os-archive {
  background: var(--tag-bg);
  color: var(--tag-text);
  border: 1px solid var(--tag-border);
}

.os-other {
  background: var(--tag-bg);
  color: var(--text-muted);
  border: 1px solid var(--border);
}

/* Light theme badge adjustments */
[data-theme="light"] .os-win {
  background: rgba(0, 120, 212, 0.08);
  color: #0068b8;
  border-color: rgba(0, 120, 212, 0.2);
}

[data-theme="light"] .os-linux {
  background: rgba(255, 152, 0, 0.08);
  color: #c67600;
  border-color: rgba(255, 152, 0, 0.18);
}

[data-theme="light"] .os-mac {
  background: rgba(100, 100, 110, 0.08);
  color: #606068;
  border-color: rgba(100, 100, 110, 0.18);
}

[data-theme="light"] .os-arm {
  background: rgba(233, 30, 99, 0.06);
  color: #c2185b;
  border-color: rgba(233, 30, 99, 0.16);
}

/* Asset name with download icon */
.dl-asset-name {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
  word-break: break-all;
}

.dl-asset-name svg {
  flex-shrink: 0;
  color: var(--accent);
}

/* Download count */
.dl-asset-downloads {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-top: auto;
}

/* Source links row (ZIP / TAR.GZ / Release Page) */
.dl-source-links {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.dl-source-links .btn {
  font-size: 0.78rem;
  padding: 8px 16px;
  gap: 6px;
}

/* Release blocks */
.dl-older-toggle {
  display: block;
  margin: 24px auto;
  cursor: pointer;
}

.dl-release-block {
  padding: 32px 0;
  border-bottom: 1px solid var(--border);
}

.dl-release-block:last-child {
  border-bottom: none;
}

.dl-release-block:not(.dl-release-latest) {
  opacity: 0.7;
}

.dl-release-block:not(.dl-release-latest):hover {
  opacity: 1;
}

.dl-release-latest .dl-version-tag::after {
  content: 'Latest';
  margin-left: 8px;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 2px 8px;
  border-radius: 4px;
}

/* Release notes collapsible */
.dl-release-notes {
  margin-top: 4px;
}

.dl-release-notes summary {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  padding: 10px 0;
  user-select: none;
  transition: color var(--transition);
}

.dl-release-notes summary:hover {
  color: var(--accent);
}

.dl-release-notes summary::marker {
  color: var(--accent);
}

.dl-release-notes .dl-notes-body {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.7;
  padding: 12px 0 4px;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 400px;
  overflow-y: auto;
}

/* Loading state */
.dl-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  padding: 48px 0;
}

.dl-loading p {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-muted);
}

.dl-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: dl-spin 0.8s linear infinite;
}

@keyframes dl-spin {
  to { transform: rotate(360deg); }
}

/* Error fallback */
.dl-error {
  padding: 32px;
  text-align: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.dl-error p {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 16px;
  line-height: 1.6;
}

.dl-error a {
  color: var(--accent);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
}

.dl-error a:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

/* Responsive */
@media (max-width: 768px) {
  .dl-assets-grid {
    grid-template-columns: 1fr;
  }

  .dl-project-header {
    flex-direction: column;
    gap: 12px;
  }

  .dl-source-links {
    flex-direction: column;
  }

  .dl-source-links .btn {
    width: 100%;
    justify-content: center;
  }
}