/* ── Reset & base ─────────────────────────────────────────────────────── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg-primary: #0d1117;
  --bg-secondary: #161b22;
  --bg-tertiary: #21262d;
  --border: #30363d;
  --text-primary: #e6edf3;
  --text-secondary: #8b949e;
  --text-muted: #6e7681;
  --accent: #58a6ff;
  --accent-hover: #79c0ff;
  --success: #3fb950;
  --warning: #d29922;
  --danger: #f85149;
  --purple: #bc8cff;
  --radius: 6px;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

html {
  font-size: 16px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial,
    sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

a {
  color: var(--accent);
  text-decoration: none;
}

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

/* ── Layout ───────────────────────────────────────────────────────────── */
.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ── Header ───────────────────────────────────────────────────────────── */
header {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
}

.logo:hover {
  color: var(--accent);
  text-decoration: none;
}

nav {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

nav a {
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
}

nav a:hover {
  color: var(--text-primary);
  text-decoration: none;
}

/* ── Search bar ───────────────────────────────────────────────────────── */
.search-bar {
  display: flex;
  gap: 0.75rem;
  margin: 2rem 0;
}

.search-bar input,
.search-bar select {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  padding: 0.625rem 0.875rem;
  font-size: 0.875rem;
  outline: none;
  transition: border-color 0.15s;
}

.search-bar input:focus,
.search-bar select:focus {
  border-color: var(--accent);
}

.search-bar input {
  flex: 1;
}

.search-bar select {
  min-width: 160px;
}

/* ── Module cards ─────────────────────────────────────────────────────── */
.module-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.module-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  transition: border-color 0.15s;
  cursor: pointer;
}

.module-card:hover {
  border-color: var(--accent);
}

.module-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 0.5rem;
}

.module-card-title {
  font-size: 1rem;
  font-weight: 600;
}

.module-card-title .namespace {
  color: var(--text-secondary);
  font-weight: 400;
}

.module-card-title .name {
  color: var(--accent);
}

.module-card-version {
  font-size: 0.75rem;
  font-family: "SF Mono", SFMono-Regular, Consolas, "Liberation Mono", Menlo,
    monospace;
  background: var(--bg-tertiary);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius);
  color: var(--success);
  white-space: nowrap;
}

.module-card-meta {
  display: flex;
  gap: 1.25rem;
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

.module-card-description {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

/* ── Pagination ───────────────────────────────────────────────────────── */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  margin: 2rem 0;
}

.pagination button {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  cursor: pointer;
  transition: border-color 0.15s;
}

.pagination button:hover:not(:disabled) {
  border-color: var(--accent);
}

.pagination button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.pagination .page-info {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

/* ── Module detail page ───────────────────────────────────────────────── */
.module-header {
  margin: 2rem 0 1.5rem;
}

.module-header h1 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.module-header h1 .namespace {
  color: var(--text-secondary);
  font-weight: 400;
}

.module-header .provider-badge {
  display: inline-block;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.15rem 0.5rem;
  font-size: 0.75rem;
  color: var(--purple);
  margin-left: 0.5rem;
}

.module-meta-row {
  display: flex;
  gap: 2rem;
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin-top: 0.75rem;
  flex-wrap: wrap;
}

/* ── Usage snippet ────────────────────────────────────────────────────── */
.usage-section {
  margin: 1.5rem 0;
}

.usage-section h2 {
  font-size: 1.125rem;
  margin-bottom: 0.75rem;
}

pre {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  overflow-x: auto;
  font-family: "SF Mono", SFMono-Regular, Consolas, "Liberation Mono", Menlo,
    monospace;
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--text-primary);
  position: relative;
}

.copy-btn {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-secondary);
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
  cursor: pointer;
}

.copy-btn:hover {
  color: var(--text-primary);
  border-color: var(--accent);
}

/* ── Version table ────────────────────────────────────────────────────── */
.versions-section {
  margin: 2rem 0;
}

.versions-section h2 {
  font-size: 1.125rem;
  margin-bottom: 0.75rem;
}

.version-table {
  width: 100%;
  border-collapse: collapse;
}

.version-table th,
.version-table td {
  text-align: left;
  padding: 0.625rem 0.875rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.875rem;
}

.version-table th {
  color: var(--text-secondary);
  font-weight: 600;
  background: var(--bg-tertiary);
}

.version-table td {
  color: var(--text-primary);
}

.version-table tr:hover td {
  background: var(--bg-tertiary);
}

.version-link {
  font-family: "SF Mono", SFMono-Regular, Consolas, "Liberation Mono", Menlo,
    monospace;
}

/* ── README ───────────────────────────────────────────────────────────── */
.readme-section {
  margin: 2rem 0;
}

.readme-section h2 {
  font-size: 1.125rem;
  margin-bottom: 0.75rem;
}

.readme-content {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  font-size: 0.875rem;
  line-height: 1.7;
  white-space: pre-wrap;
  word-break: break-word;
}

/* ── Upload form ──────────────────────────────────────────────────────── */
.upload-section {
  margin: 2rem 0;
  max-width: 600px;
}

.upload-section h1 {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.375rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.form-group input,
.form-group textarea {
  width: 100%;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  padding: 0.625rem 0.875rem;
  font-size: 0.875rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
}

.form-group textarea {
  resize: vertical;
  min-height: 80px;
}

.form-group input[type="file"] {
  padding: 0.5rem;
}

.form-group input[type="file"]::file-selector-button {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  padding: 0.375rem 0.75rem;
  margin-right: 0.75rem;
  cursor: pointer;
  font-size: 0.8125rem;
}

.btn {
  display: inline-block;
  padding: 0.625rem 1.25rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.btn-primary {
  background: var(--accent);
  color: #0d1117;
}

.btn-primary:hover {
  background: var(--accent-hover);
}

.btn-danger {
  background: transparent;
  color: var(--danger);
  border-color: var(--danger);
}

.btn-danger:hover {
  background: var(--danger);
  color: var(--text-primary);
}

/* ── Alert/toast ──────────────────────────────────────────────────────── */
.alert {
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  font-size: 0.875rem;
  margin-bottom: 1rem;
}

.alert-success {
  background: rgba(63, 185, 80, 0.15);
  border: 1px solid var(--success);
  color: var(--success);
}

.alert-error {
  background: rgba(248, 81, 73, 0.15);
  border: 1px solid var(--danger);
  color: var(--danger);
}

/* ── Empty state ──────────────────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 4rem 1rem;
  color: var(--text-secondary);
}

.empty-state h2 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

/* ── Loading spinner ──────────────────────────────────────────────────── */
.loading {
  display: flex;
  justify-content: center;
  padding: 3rem;
}

.spinner {
  width: 2rem;
  height: 2rem;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* ── Welcome banner (shown to unauthenticated users on browse page) ───── */
.welcome-banner {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem 2rem;
  margin: 2rem 0 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.welcome-banner-text h2 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.welcome-banner-text p {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

/* ── Nav sign-out button (styled like a nav link) ─────────────────────── */
nav button.nav-signout {
  background: none;
  border: none;
  padding: 0;
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  font-family: inherit;
}

nav button.nav-signout:hover {
  color: var(--text-primary);
}

/* ── Footer ───────────────────────────────────────────────────────────── */
footer {
  border-top: 1px solid var(--border);
  padding: 1.5rem 0;
  margin-top: 3rem;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.8125rem;
}

/* ── Responsive ───────────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .search-bar {
    flex-direction: column;
  }

  .search-bar select {
    min-width: unset;
  }

  .module-card-header {
    flex-direction: column;
    gap: 0.5rem;
  }

  .module-meta-row {
    flex-direction: column;
    gap: 0.5rem;
  }

  nav {
    gap: 1rem;
  }
}