*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: var(--font-family);
  background: var(--gradient-body);
  min-height: 100vh;
  color: var(--text-primary);
  display: flex;
  justify-content: center;
  transition: background var(--transition-slow), color var(--transition-slow);
}

#app {
  width: 100%;
  max-width: 900px;
  padding: 20px;
}

/* Top bar */
.top-bar {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.back-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95em;
  flex-shrink: 0;
}
.back-link:hover { color: var(--text-primary); }

.top-bar h1 {
  flex: 1;
  font-size: 1.5em;
  background: var(--gradient-title);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.admin-area { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }

#admin-badge {
  font-size: 0.8em;
  color: #4cff8d;
  padding: 3px 10px;
  background: rgba(76,255,141,0.1);
  border: 1px solid rgba(76,255,141,0.2);
  border-radius: 12px;
}

.hidden { display: none !important; }

/* Buttons */
.btn-primary {
  padding: 10px 24px;
  background: var(--gradient-btn-primary);
  color: var(--text-on-accent);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: 0.95em;
  font-weight: 600;
}
.btn-primary:hover { filter: brightness(1.1); }

.btn-ghost {
  padding: 8px 16px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-primary);
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.9em;
}
.btn-ghost:hover { background: var(--bg-hover); }

.btn-danger {
  padding: 4px 10px;
  background: rgba(255,80,80,0.15);
  border: 1px solid rgba(255,80,80,0.3);
  color: #ff6060;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.8em;
}
.btn-danger:hover { background: rgba(255,80,80,0.3); }

.btn-edit {
  padding: 4px 10px;
  background: rgba(100,180,255,0.15);
  border: 1px solid rgba(100,180,255,0.3);
  color: #80b8ff;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.8em;
  margin-right: 6px;
}
.btn-edit:hover { background: rgba(100,180,255,0.3); }

/* Toolbar */
.toolbar {
  margin-bottom: 20px;
}

/* Modal */
.modal {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: var(--bg-overlay);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

.modal-box {
  background: var(--bg-modal);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  padding: 28px;
  width: 90%;
  max-width: 420px;
}

.modal-box h3 {
  margin-bottom: 16px;
  font-size: 1.1em;
}

.modal-box input {
  width: 100%;
  padding: 10px 14px;
  font-size: 0.95em;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-primary);
  background: var(--bg-input);
  color: var(--text-primary);
  outline: none;
  margin-bottom: 10px;
}
.modal-box input:focus { border-color: var(--border-focus); }
.modal-box input::placeholder { color: var(--text-muted); }

.form-row {
  display: flex;
  gap: 10px;
}
.form-row input { flex: 1; }

.modal-actions {
  display: flex;
  gap: 10px;
  margin-top: 6px;
  justify-content: flex-end;
}

#login-error {
  color: var(--accent-danger);
  font-size: 0.85em;
  margin-top: 8px;
}

#add-feedback {
  font-size: 0.85em;
  margin-top: 4px;
  min-height: 20px;
}
#add-feedback.success { color: var(--accent-success); }
#add-feedback.error { color: var(--accent-danger); }

/* Bookmarks grid */
.category-group {
  margin-bottom: 28px;
}

.category-label {
  font-size: 0.85em;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-secondary);
}

.bookmarks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 12px;
}

.bookmark-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-secondary);
  border-radius: var(--radius-lg);
  padding: 18px;
  text-decoration: none;
  color: var(--text-primary);
  transition: all var(--transition-normal);
  display: flex;
  align-items: center;
  gap: 14px;
  position: relative;
}
.bookmark-card:hover {
  background: var(--bg-hover);
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.bookmark-icon {
  font-size: 2em;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.bookmark-info {
  flex: 1;
  min-width: 0;
}
.bookmark-info .bm-title {
  font-size: 1em;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.bookmark-info .bm-url {
  font-size: 0.78em;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: 2px;
}

.bookmark-actions {
  display: none;
  position: absolute;
  top: 8px;
  right: 8px;
}
.admin-mode .bookmark-actions { display: block; }

#empty-hint {
  text-align: center;
  color: var(--text-muted);
  padding: 60px 0;
  font-size: 1.1em;
}

@media (max-width: 600px) {
  .bookmarks-grid { grid-template-columns: 1fr; }
  .top-bar h1 { font-size: 1.2em; }
}