:root {
  --bg: #0a0f1a;
  --surface: rgba(30, 41, 59, 0.7);
  --surface-solid: #1e293b;
  --text: #f8fafc;
  --muted: #94a3b8;
  --accent: #38bdf8;
  --accent-hover: #0ea5e9;
  --success: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;
  --instagram: #e1306c;
  --tiktok: #ff0050;
  --youtube: #ff0000;
  --radius: 16px;
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
  --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.25);
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background: radial-gradient(ellipse at top, #172554 0%, var(--bg) 50%), var(--bg);
  color: var(--text);
  line-height: 1.4;
}

.app {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  padding: 16px 20px 20px;
}

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
  flex-shrink: 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  font-size: 1.6rem;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface);
  border-radius: 12px;
  box-shadow: var(--shadow-card);
}

.logo h1 {
  margin: 0;
  font-size: 1.3rem;
  font-weight: 800;
  background: linear-gradient(90deg, var(--accent), #a78bfa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.logo p {
  margin: 0;
  font-size: 0.75rem;
  color: var(--muted);
}

.tabs {
  display: flex;
  gap: 6px;
  background: var(--surface);
  padding: 4px;
  border-radius: 10px;
  box-shadow: var(--shadow-card);
}

.tab {
  padding: 8px 16px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--muted);
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.2s;
}

.tab.active {
  background: var(--accent);
  color: #0f172a;
  box-shadow: 0 2px 8px rgba(56, 189, 248, 0.3);
}

.app-main {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
}

.panel {
  display: none;
  flex-shrink: 0;
}

.panel.active {
  display: block;
}

.input-row {
  display: flex;
  gap: 10px;
  align-items: stretch;
  margin-bottom: 16px;
}

.input-group {
  flex: 1;
  display: flex;
  align-items: center;
  background: var(--surface);
  border: 1px solid rgba(148, 163, 184, 0.15);
  border-radius: 12px;
  padding: 0 12px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.input-group:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.15);
}

.input-icon {
  font-size: 1rem;
  margin-right: 10px;
  opacity: 0.8;
}

input, select {
  flex: 1;
  width: 100%;
  padding: 12px 0;
  border: none;
  background: transparent;
  color: var(--text);
  font-size: 0.95rem;
  outline: none;
}

input::placeholder {
  color: var(--muted);
}

select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2394a3b8'%3E%3Cpath d='M6 9L1 4h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0 center;
  padding-right: 16px;
}

select option {
  background: var(--surface-solid);
  color: var(--text);
}

textarea {
  width: 100%;
  min-height: 160px;
  padding: 14px;
  border: 1px solid rgba(148, 163, 184, 0.15);
  border-radius: 12px;
  background: var(--surface);
  color: var(--text);
  font-size: 0.95rem;
  font-family: inherit;
  resize: vertical;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.15);
}

textarea::placeholder {
  color: var(--muted);
}

.btn-primary {
  padding: 12px 22px;
  border: none;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  color: #0f172a;
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.2s;
  white-space: nowrap;
  box-shadow: 0 4px 14px rgba(56, 189, 248, 0.3);
}

.btn-primary:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(56, 189, 248, 0.4);
}

.btn-primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 10px;
  color: var(--accent);
  font-size: 0.9rem;
  font-weight: 500;
}

.spinner {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(56, 189, 248, 0.2);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

.hidden {
  display: none !important;
}

.results {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  flex: 1;
  min-height: 0;
  align-content: start;
  overflow-y: auto;
  padding-right: 4px;
}

.results::-webkit-scrollbar {
  width: 6px;
}

.results::-webkit-scrollbar-thumb {
  background: rgba(148, 163, 184, 0.3);
  border-radius: 3px;
}

.card {
  background: var(--surface);
  backdrop-filter: blur(10px);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  min-height: 0;
}

.card.error-card {
  grid-column: 1 / -1;
  border-left: 4px solid var(--danger);
  align-items: flex-start;
  text-align: left;
}

.platform-instagram {
  border-top: 3px solid var(--instagram);
}

.platform-tiktok {
  border-top: 3px solid var(--tiktok);
}

.platform-youtube {
  border-top: 3px solid var(--youtube);
}

.platform-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  margin-bottom: 12px;
}

.platform-badge .icon {
  font-size: 0.9rem;
}

.avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
  margin-bottom: 12px;
  background: var(--surface-solid);
}

.avatar-placeholder {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  background: var(--surface-solid);
  border: 3px solid rgba(255, 255, 255, 0.1);
  margin-bottom: 12px;
}

.avatar-placeholder.hidden {
  display: none;
}

.name {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0;
  line-height: 1.2;
}

.handle {
  font-size: 0.8rem;
  color: var(--muted);
  margin: 2px 0 8px;
}

.badges {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 12px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 600;
}

.badge.verified {
  background: rgba(56, 189, 248, 0.15);
  color: var(--accent);
}

.badge.active {
  background: rgba(34, 197, 94, 0.15);
  color: var(--success);
}

.badge.inactive {
  background: rgba(239, 68, 68, 0.15);
  color: var(--danger);
}

.badge.source {
  background: rgba(245, 158, 11, 0.15);
  color: var(--warning);
}

.bio {
  font-size: 0.75rem;
  color: var(--muted);
  margin: 0 0 12px;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  max-width: 100%;
}

.stats {
  display: flex;
  justify-content: center;
  gap: 10px;
  width: 100%;
  margin-bottom: 12px;
}

.stat {
  flex: 1;
  background: rgba(11, 18, 32, 0.6);
  padding: 8px 4px;
  border-radius: 10px;
  text-align: center;
}

.stat-value {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
}

.stat-label {
  font-size: 0.65rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-top: 2px;
}

.last-upload {
  font-size: 0.7rem;
  color: var(--muted);
  margin-bottom: 12px;
}

.profile-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  text-decoration: none;
  font-size: 0.8rem;
  font-weight: 600;
  transition: background 0.2s;
  margin-top: auto;
}

.profile-link:hover {
  background: rgba(255, 255, 255, 0.15);
}

.profile-link svg {
  width: 14px;
  height: 14px;
}

.error-message {
  color: #fca5a5;
  font-size: 0.9rem;
  margin: 0;
}

.empty-state {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  text-align: center;
  padding: 40px;
}

.empty-state .emoji {
  font-size: 2.5rem;
  margin-bottom: 10px;
  opacity: 0.6;
}

.bulk-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.bulk-table th,
.bulk-table td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid rgba(148, 163, 184, 0.15);
}

.bulk-table th {
  color: var(--muted);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.7rem;
  letter-spacing: 0.03em;
}

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

.bulk-table .status-ok {
  color: var(--success);
  font-weight: 600;
}

.bulk-table .status-error {
  color: var(--danger);
}

.bulk-table .bulk-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
  vertical-align: middle;
  margin-right: 8px;
  background: var(--surface-solid);
}

.bulk-table .bulk-link {
  color: var(--accent);
  text-decoration: none;
}

.bulk-table .bulk-link:hover {
  text-decoration: underline;
}

.bulk-summary {
  grid-column: 1 / -1;
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-bottom: 12px;
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(10, 15, 26, 0.9);
  backdrop-filter: blur(10px);
  padding: 12px 0;
  border-radius: 14px;
  border: 1px solid rgba(148, 163, 184, 0.1);
}

.bulk-summary .summary-item {
  background: var(--surface);
  padding: 12px 24px;
  border-radius: 12px;
  text-align: center;
  min-width: 90px;
}

.bulk-summary .summary-value {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}

.bulk-summary .summary-label {
  font-size: 0.75rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-top: 4px;
}

.bulk-status {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  margin-bottom: 12px;
  border-radius: 10px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--muted);
  background: rgba(11, 18, 32, 0.6);
  border: 1px solid rgba(148, 163, 184, 0.1);
}

.bulk-status::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
}

.bulk-status[data-state="connected"],
.bulk-status[data-state="completed"] {
  color: var(--success);
}

.bulk-status[data-state="disconnected"] {
  color: var(--muted);
}

.bulk-status[data-state="error"] {
  color: var(--danger);
}

.bulk-status[data-state="connecting"] {
  color: var(--warning);
}

.bulk-user {
  grid-column: 1 / -1;
  background: rgba(30, 41, 59, 0.55);
  border-radius: var(--radius);
  border: 1px solid rgba(148, 163, 184, 0.12);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  margin-bottom: 16px;
}

.bulk-user:last-child {
  margin-bottom: 0;
}

.bulk-user-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  background: rgba(11, 18, 32, 0.55);
  border-bottom: 1px solid rgba(148, 163, 184, 0.15);
}

.bulk-user-icon {
  font-size: 1.5rem;
}

.bulk-user-name {
  font-weight: 800;
  font-size: 1.2rem;
}

.bulk-user-origin {
  margin-left: auto;
  font-size: 0.8rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
}

.bulk-user-cards {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 16px;
}

.bulk-user-cards .card {
  flex-direction: row;
  align-items: flex-start;
  text-align: left;
  gap: 14px;
  padding: 14px;
  min-height: auto;
}

.bulk-user-cards .card .avatar,
.bulk-user-cards .card .avatar-placeholder {
  width: 72px;
  height: 72px;
  margin-bottom: 0;
  flex-shrink: 0;
}

.bulk-user-cards .card .card-content {
  flex: 1;
  min-width: 0;
}

.bulk-user-cards .card .name {
  font-size: 1.1rem;
  font-weight: 800;
}

.bulk-user-cards .card .handle {
  font-size: 0.85rem;
  margin: 3px 0 8px;
}

.bulk-user-cards .card .badges {
  justify-content: flex-start;
  margin-bottom: 8px;
}

.bulk-user-cards .card .bio {
  font-size: 0.8rem;
  -webkit-line-clamp: 2;
  margin-bottom: 10px;
}

.bulk-user-cards .card .stats {
  justify-content: flex-start;
  margin-bottom: 8px;
}

.bulk-user-cards .card .stat {
  flex: 0 1 auto;
  min-width: 70px;
  padding: 8px 10px;
}

.bulk-user-cards .card .stat-value {
  font-size: 0.95rem;
}

.bulk-user-cards .card .stat-label {
  font-size: 0.65rem;
}

.bulk-user-cards .card .last-upload {
  font-size: 0.75rem;
  margin-bottom: 8px;
}

.bulk-user-cards .card .profile-link {
  margin-top: 0;
  align-self: flex-start;
}

.bulk-user-cards .error-card {
  min-height: auto;
  padding: 14px 18px;
  align-items: center;
  justify-content: center;
}

@media (max-width: 900px) {
  .results {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 620px) {
  .app {
    padding: 12px;
    height: auto;
    min-height: 100vh;
  }

  .app-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .app-main {
    flex: none;
    min-height: auto;
  }

  .input-row {
    flex-direction: column;
  }

  textarea {
    min-height: 100px;
  }

  .bulk-summary .summary-item {
    padding: 10px 14px;
    min-width: 70px;
  }

  .bulk-summary .summary-value {
    font-size: 1.3rem;
  }

  .bulk-summary .summary-label {
    font-size: 0.65rem;
  }

  .bulk-user-header {
    padding: 12px 14px;
  }

  .bulk-user-name {
    font-size: 1.05rem;
  }

  .results {
    grid-template-columns: 1fr;
    overflow: visible;
    flex: none;
    min-height: auto;
  }

  .card {
    flex-direction: row;
    align-items: flex-start;
    text-align: left;
    gap: 14px;
  }

  .avatar, .avatar-placeholder {
    width: 60px;
    height: 60px;
    margin-bottom: 0;
    flex-shrink: 0;
  }

  .card-content {
    flex: 1;
    min-width: 0;
  }

  .badges {
    justify-content: flex-start;
  }

  .stats {
    justify-content: flex-start;
  }

  .bulk-user-cards {
    gap: 10px;
    padding: 12px;
  }

  .bulk-user-cards .card {
    gap: 10px;
    padding: 12px;
  }

  .bulk-user-cards .card .avatar,
  .bulk-user-cards .card .avatar-placeholder {
    width: 56px;
    height: 56px;
  }

  .bulk-user-cards .card .name {
    font-size: 1rem;
  }

  .bulk-user-cards .card .handle {
    font-size: 0.8rem;
    margin: 2px 0 6px;
  }

  .bulk-user-cards .card .badges {
    margin-bottom: 6px;
  }

  .bulk-user-cards .card .bio {
    font-size: 0.75rem;
    margin-bottom: 8px;
  }

  .bulk-user-cards .card .stats {
    margin-bottom: 6px;
  }

  .bulk-user-cards .card .stat {
    min-width: 60px;
    padding: 6px 8px;
  }

  .bulk-user-cards .card .stat-value {
    font-size: 0.85rem;
  }

  .bulk-user-cards .card .stat-label {
    font-size: 0.6rem;
  }

  .bulk-user-cards .card .last-upload {
    font-size: 0.7rem;
    margin-bottom: 6px;
  }

  .bulk-user-origin {
    display: none;
  }
}

@media (max-width: 480px) {
  .bulk-user-cards .card {
    gap: 10px;
    padding: 12px;
  }

  .bulk-user-cards .card .avatar,
  .bulk-user-cards .card .avatar-placeholder {
    width: 52px;
    height: 52px;
  }
}