/* Admin Layout */
.admin-app {
  min-height: 100vh;
}

/* Login */
.login-view {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.login-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  width: 100%;
  max-width: 400px;
  text-align: center;
}

.login-card h1 {
  font-size: 1.8rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), #a78bfa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 4px;
}

.login-card > p {
  color: var(--text-secondary);
  margin-bottom: 28px;
  font-size: 0.95rem;
}

.form-group {
  text-align: left;
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.form-group input {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 0.95rem;
  font-family: inherit;
  transition: border-color 0.2s;
}

.form-group input:focus {
  outline: none;
  border-color: var(--primary);
}

.error-msg {
  color: var(--danger);
  font-size: 0.85rem;
  margin-bottom: 12px;
  text-align: left;
}

/* Dashboard */
.dashboard-view {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px 40px;
}

/* Nav */
.admin-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--border);
}

.nav-left h2 {
  font-size: 1.2rem;
  font-weight: 700;
}

.nav-right {
  display: flex;
  gap: 8px;
}

/* Stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
}

.stat-value {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.2;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* Section Header */
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.section-header h3 {
  font-size: 1.1rem;
  font-weight: 600;
}

.search-box input {
  padding: 8px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 0.9rem;
  font-family: inherit;
  width: 240px;
  transition: border-color 0.2s;
}

.search-box input:focus {
  outline: none;
  border-color: var(--primary);
}

/* Table */
.table-container {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

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

.uploads-table th {
  text-align: left;
  padding: 12px 16px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}

.uploads-table td {
  padding: 12px 16px;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.uploads-table tr:last-child td {
  border-bottom: none;
}

.uploads-table tr:hover td {
  background: var(--surface-hover);
}

.thumb {
  width: 48px;
  height: 48px;
  border-radius: 6px;
  object-fit: cover;
  background: var(--bg);
}

.file-name {
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.btn-icon {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 6px;
  border-radius: 4px;
  transition: all 0.2s;
  font-size: 0.85rem;
}

.btn-icon:hover {
  background: var(--surface-hover);
  color: var(--text);
}

.btn-icon.delete:hover {
  color: var(--danger);
}

.action-group {
  display: flex;
  gap: 4px;
}

/* Empty State */
.empty-state {
  padding: 48px 20px;
  text-align: center;
  color: var(--text-secondary);
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 20px;
}

.pagination button {
  padding: 6px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  cursor: pointer;
  font-size: 0.85rem;
  font-family: inherit;
  transition: all 0.2s;
}

.pagination button:hover { background: var(--surface-hover); }
.pagination button.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

/* QR Modal */
.qr-modal-content {
  background: var(--surface);
  border-radius: var(--radius);
  width: 100%;
  max-width: 360px;
}

.qr-modal-body {
  padding: 24px;
  text-align: center;
  background: #fff;
  border-radius: 0 0 var(--radius) var(--radius);
}

.qr-modal-body img {
  width: 240px;
  height: 240px;
  image-rendering: pixelated;
}

/* Settings */
.settings-section {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.settings-section h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 12px;
}

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

.password-form input {
  padding: 8px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 0.9rem;
  font-family: inherit;
  width: 200px;
}

.password-form input:focus {
  outline: none;
  border-color: var(--primary);
}

.pw-msg {
  margin-top: 8px;
  font-size: 0.85rem;
}

.pw-msg.success { color: var(--success); }
.pw-msg.error { color: var(--danger); }

/* Responsive */
@media (max-width: 768px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .section-header { flex-direction: column; gap: 12px; align-items: flex-start; }
  .search-box input { width: 100%; }
  .uploads-table { font-size: 0.8rem; }
  .uploads-table th, .uploads-table td { padding: 8px 10px; }
  .thumb { width: 36px; height: 36px; }
  .password-form { flex-direction: column; align-items: flex-start; }
  .password-form input { width: 100%; }
  .admin-nav { flex-direction: column; gap: 12px; align-items: flex-start; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .stat-value { font-size: 1.5rem; }
}