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

html {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  scroll-behavior: smooth;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* ===================== Theme Variables ===================== */
:root {
  --bg-primary: #ffffff;
  --bg-secondary: #f5f6f8;
  --bg-card: #ffffff;
  --bg-user-msg: #e3f2fd;
  --bg-assistant-msg: #f0f0f0;
  --bg-header: #1a1a2e;
  --text-primary: #1a1a2e;
  --text-secondary: #555;
  --text-header: #ffffff;
  --text-muted: #888;
  --border: #e0e0e0;
  --accent: #0066cc;
  --accent-hover: #0052a3;
  --success: #2e7d32;
  --error: #c62828;
  --shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  --radius: 8px;
}

html.dark {
  --bg-primary: #0d1117;
  --bg-secondary: #161b22;
  --bg-card: #1c2128;
  --bg-user-msg: #1a3a5c;
  --bg-assistant-msg: #2d333b;
  --bg-header: #010409;
  --text-primary: #e6edf3;
  --text-secondary: #adbac7;
  --text-header: #e6edf3;
  --text-muted: #768390;
  --border: #30363d;
  --accent: #58a6ff;
  --accent-hover: #79c0ff;
  --success: #3fb950;
  --error: #f85149;
  --shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
}

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

a:hover {
  text-decoration: underline;
}

/* ===================== Layout ===================== */
#app {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

#header {
  position: sticky;
  top: 0;
  z-index: 100;
}

#content {
  flex: 1;
  max-width: 960px;
  width: 100%;
  margin: 0 auto;
  padding: 24px 16px;
}

/* ===================== Header ===================== */
.app-header {
  display: flex;
  align-items: center;
  gap: 16px;
  background-color: var(--bg-header);
  color: var(--text-header);
  padding: 12px 24px;
}

.app-header__title {
  font-size: 1.25rem;
  font-weight: 700;
  white-space: nowrap;
  cursor: pointer;
}

.app-header__subtitle {
  font-weight: 400;
  font-size: 0.8rem;
  opacity: 0.7;
  margin-left: 4px;
}

.app-header__title:hover {
  opacity: 0.8;
}

.app-header__search {
  flex: 1;
  max-width: 480px;
  position: relative;
  display: flex;
  align-items: center;
}

.app-header__search input {
  width: 100%;
  padding: 8px 32px 8px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.9rem;
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.2s;
}

.search-clear {
  display: none;
  position: absolute;
  right: 8px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 0.85rem;
  padding: 2px 4px;
  border-radius: 3px;
  line-height: 1;
  align-items: center;
  justify-content: center;
}

.search-clear:hover {
  color: var(--text-primary);
  background-color: var(--bg-secondary);
}

.app-header__search input:focus {
  border-color: var(--accent);
}

.app-header__search input::placeholder {
  color: var(--text-muted);
}

.theme-toggle {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.3rem;
  padding: 4px 8px;
  border-radius: var(--radius);
  transition: background-color 0.2s;
}

.theme-toggle:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

/* ===================== Session Card ===================== */
.session-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 12px;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.session-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.session-card__summary {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.session-card__cwd {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-family: monospace;
  margin-bottom: 4px;
}

.session-card__meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.session-card__uuid-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 8px;
  padding: 4px 10px;
  font-size: 0.75rem;
  font-family: monospace;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 4px;
  cursor: pointer;
  color: var(--text-secondary);
  transition: background-color 0.2s;
}

.session-card__uuid-btn:hover {
  background-color: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.session-card__uuid-btn.copied {
  background-color: var(--success);
  color: #fff;
  border-color: var(--success);
}

/* ===================== Messages ===================== */
.conversation-header {
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.conversation-header__summary {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.conversation-header__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.conversation-header__meta span {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.conversation-back {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-bottom: 16px;
  padding: 6px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background-color: var(--bg-card);
  color: var(--text-primary);
  cursor: pointer;
  font-size: 0.85rem;
  transition: background-color 0.2s;
}

.conversation-back:hover {
  background-color: var(--bg-secondary);
}

.messages-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.message {
  max-width: 85%;
  padding: 12px 16px;
  border-radius: var(--radius);
  line-height: 1.5;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.message--user {
  align-self: flex-end;
  background-color: var(--bg-user-msg);
  border-bottom-right-radius: 2px;
}

.message--assistant {
  align-self: flex-start;
  background-color: var(--bg-assistant-msg);
  border-bottom-left-radius: 2px;
}

.message__header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.message__icon {
  font-size: 1rem;
}

.message__content {
  font-size: 0.95rem;
}

.message__content pre {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 12px;
  overflow-x: auto;
  margin: 8px 0;
}

.message__content code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 0.85em;
}

.message__content p code {
  background-color: var(--bg-secondary);
  padding: 2px 6px;
  border-radius: 3px;
}

.message__content ul,
.message__content ol {
  padding-left: 20px;
  margin: 8px 0;
}

.message__content blockquote {
  border-left: 3px solid var(--accent);
  padding-left: 12px;
  margin: 8px 0;
  color: var(--text-secondary);
}

.message__content table {
  border-collapse: collapse;
  width: 100%;
  margin: 8px 0;
}

.message__content th,
.message__content td {
  border: 1px solid var(--border);
  padding: 6px 10px;
  text-align: left;
}

.message__content th {
  background-color: var(--bg-secondary);
}

/* ===================== Pagination ===================== */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 24px;
  padding: 12px;
}

.pagination__btn {
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background-color: var(--bg-card);
  color: var(--text-primary);
  cursor: pointer;
  font-size: 0.85rem;
  transition: background-color 0.2s;
}

.pagination__btn:hover:not(:disabled) {
  background-color: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

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

.pagination__info {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* ===================== Search Results ===================== */
.search-result {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 12px;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: transform 0.15s ease;
}

.search-result:hover {
  transform: translateY(-2px);
}

.search-result__session {
  font-size: 0.8rem;
  color: var(--accent);
  margin-bottom: 4px;
  font-weight: 600;
}

.search-result__content {
  font-size: 0.9rem;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.search-result__meta {
  font-size: 0.75rem;
  color: var(--text-muted);
  display: flex;
  gap: 12px;
}

.search-summary {
  margin-bottom: 16px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* ===================== Loader & Error ===================== */
.loader {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 64px 0;
  color: var(--text-muted);
}

.spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: 12px;
}

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

.error-box {
  text-align: center;
  padding: 48px 16px;
  color: var(--error);
}

.error-box__title {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.error-box__message {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.error-box__retry {
  padding: 8px 20px;
  border: 1px solid var(--error);
  border-radius: var(--radius);
  background: none;
  color: var(--error);
  cursor: pointer;
  font-size: 0.85rem;
  transition: background-color 0.2s;
}

.error-box__retry:hover {
  background-color: var(--error);
  color: #fff;
}

.empty-state {
  text-align: center;
  padding: 48px 16px;
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* ===================== Directory Group (Accordéon) ===================== */
.directory-group {
  margin-bottom: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.directory-group__header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background-color: var(--bg-secondary);
  cursor: pointer;
  user-select: none;
  transition: background-color 0.2s;
}

.directory-group__header:hover {
  background-color: var(--bg-card);
}

.directory-group__chevron {
  font-size: 0.7rem;
  transition: transform 0.2s ease;
  color: var(--text-muted);
}

.directory-group.open .directory-group__chevron {
  transform: rotate(90deg);
}

.directory-group__name {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.directory-group__count {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-left: auto;
}

.directory-group__content {
  display: none;
  padding: 8px 12px;
}

.directory-group.open .directory-group__content {
  display: block;
}

/* ===================== Toolbar (Tri) ===================== */
.sessions-toolbar {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.sort-btn {
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background-color: var(--bg-card);
  color: var(--text-primary);
  cursor: pointer;
  font-size: 0.85rem;
  transition: background-color 0.2s;
}

.sort-btn:hover {
  background-color: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.filter-info {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.stats-bar {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 12px;
  padding: 6px 0;
}

/* ===================== Surlignage ===================== */
mark {
  background-color: #fde68a;
  color: #1a1a2e;
  padding: 1px 2px;
  border-radius: 2px;
}

html.dark mark {
  background-color: #854d0e;
  color: #fde68a;
}

/* ===================== Machine Badge ===================== */
.machine-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 0.68rem;
  font-weight: 700;
  color: #fff;
  margin-left: 6px;
  vertical-align: middle;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ===================== Session Card Header ===================== */
.session-card__header {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 4px;
}

.session-card__summary {
  flex: 1;
}

/* ===================== Machine Filter ===================== */
.machine-filter {
  display: flex;
  align-items: center;
  gap: 6px;
}

.machine-filter label {
  font-size: 0.9rem;
  cursor: default;
}

.machine-filter select {
  padding: 3px 8px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-primary);
  font-size: 0.82rem;
  cursor: pointer;
}

/* ===================== Source Badge ===================== */
.source-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 0.68rem;
  font-weight: 700;
  color: #fff;
  margin-left: 6px;
  vertical-align: middle;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.source-badge--copilot {
  background-color: #0078d4;
}

.source-badge--opencode {
  background-color: #16a34a;
}

/* ===================== Source Filter ===================== */
.source-filter {
  display: flex;
  align-items: center;
  gap: 6px;
}

.source-filter label {
  font-size: 0.9rem;
  cursor: default;
}

.source-filter select {
  padding: 3px 8px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-primary);
  font-size: 0.82rem;
  cursor: pointer;
}

/* ===================== Nav Links ===================== */
.app-header__nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  padding: 4px 12px;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: background 0.15s, color 0.15s;
}

.nav-link:hover {
  background: var(--bg-hover, rgba(0,0,0,0.07));
  color: var(--text-primary);
}

/* ===================== Machines View ===================== */
.machines-view__title {
  margin: 0 0 20px;
  font-size: 1.2rem;
  font-weight: 600;
}

.machines-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}

.machine-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  cursor: pointer;
  transition: box-shadow 0.15s, border-color 0.15s;
}

.machine-card:hover {
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  border-color: var(--accent, #2563eb);
}

.machine-card--stale {
  border-color: #f59e0b;
}

.machine-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.machine-card__name {
  font-size: 1.1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.machine-card__stale-badge {
  font-size: 0.75rem;
  color: #d97706;
  font-weight: 600;
}

.machine-card__stats {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.machine-card__dates {
  font-size: 0.78rem;
  color: var(--text-muted, var(--text-secondary));
  line-height: 1.6;
}

/* ===================== Responsive ===================== */
@media (max-width: 768px) {
  .app-header {
    flex-wrap: wrap;
    gap: 8px;
    padding: 10px 12px;
  }

  .app-header__search {
    max-width: 100%;
    order: 3;
    flex-basis: 100%;
  }

  #content {
    padding: 16px 12px;
  }

  .message {
    max-width: 95%;
  }

  .conversation-header__meta {
    flex-direction: column;
    gap: 4px;
  }
}

/* ===================== Auth — Page Login ===================== */

/* Masquer le header sur la page login */
#app.no-auth #header {
  display: none;
}

.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: var(--bg-secondary);
  padding: 24px 16px;
}

.login-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 40px 36px;
  width: 100%;
  max-width: 380px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
}

.login-title {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-primary);
  text-align: center;
  margin-bottom: 4px;
}

.login-subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: center;
  margin-bottom: 28px;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.login-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.login-field label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.login-field input {
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 1rem;
  transition: border-color 0.2s ease;
}

.login-field input:focus {
  outline: none;
  border-color: var(--accent, #6366f1);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.12);
}

.login-error {
  min-height: 1.2em;
  font-size: 0.85rem;
  color: #e53e3e;
  background: rgba(229, 62, 62, 0.08);
  border-radius: 6px;
  padding: 0;
  transition: padding 0.15s ease;
}

.login-error:not(:empty) {
  padding: 8px 12px;
}

.login-btn {
  padding: 11px 0;
  background: var(--bg-header, #1a1a2e);
  color: #ffffff;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.2s ease, background 0.2s ease;
  margin-top: 4px;
}

.login-btn:hover:not(:disabled) {
  opacity: 0.88;
}

.login-btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

/* Auth — Bouton Déconnexion dans le header */
.logout-btn {
  background: none;
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: var(--text-header, #ffffff);
  padding: 5px 12px;
  border-radius: 6px;
  font-size: 0.82rem;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease;
  white-space: nowrap;
}

.logout-btn:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.6);
}

@media (max-width: 600px) {
  .login-card {
    padding: 28px 20px;
  }
}