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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--tg-theme-bg-color, #fff);
  color: var(--tg-theme-text-color, #000);
  font-size: 14px;
  padding-bottom: 20px;
}

/* Tabs */
.tabs {
  display: flex;
  background: var(--tg-theme-secondary-bg-color, #f0f0f0);
  position: sticky;
  top: 0;
  z-index: 10;
}

.tab {
  flex: 1;
  padding: 12px 8px;
  border: none;
  background: none;
  color: var(--tg-theme-hint-color, #999);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all 0.2s;
}

.tab.active {
  color: var(--tg-theme-button-color, #3390ec);
  border-bottom-color: var(--tg-theme-button-color, #3390ec);
}

/* Content */
.tab-content {
  display: none;
  padding: 12px;
}

.tab-content.active {
  display: block;
}

/* Cards */
.card {
  background: var(--tg-theme-secondary-bg-color, #f5f5f5);
  border-radius: 12px;
  padding: 12px;
  margin-bottom: 8px;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}

.card-name {
  font-weight: 600;
  font-size: 15px;
}

.card-username {
  color: var(--tg-theme-hint-color, #999);
  font-size: 13px;
}

.card-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 8px;
  gap: 8px;
}

.card-label {
  color: var(--tg-theme-hint-color, #999);
  font-size: 12px;
}

/* Toggle switch */
.toggle {
  position: relative;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
}

.toggle input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  inset: 0;
  background: var(--tg-theme-hint-color, #ccc);
  border-radius: 12px;
  cursor: pointer;
  transition: 0.2s;
}

.toggle-slider::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  left: 2px;
  top: 2px;
  background: white;
  border-radius: 50%;
  transition: 0.2s;
}

.toggle input:checked + .toggle-slider {
  background: var(--tg-theme-button-color, #3390ec);
}

.toggle input:checked + .toggle-slider::after {
  left: 22px;
}

/* Select */
select {
  appearance: none;
  background: var(--tg-theme-bg-color, #fff);
  color: var(--tg-theme-text-color, #000);
  border: 1px solid var(--tg-theme-hint-color, #ccc);
  border-radius: 8px;
  padding: 6px 28px 6px 10px;
  font-size: 13px;
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23999' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
}

/* Buttons */
.btn {
  border: none;
  border-radius: 8px;
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.2s;
}

.btn:active {
  opacity: 0.7;
}

.btn-danger {
  background: #e53935;
  color: white;
}

.btn-primary {
  background: var(--tg-theme-button-color, #3390ec);
  color: var(--tg-theme-button-text-color, #fff);
}

/* VPS permissions grid */
.vps-section {
  margin-bottom: 16px;
}

.vps-section-title {
  font-weight: 600;
  font-size: 15px;
  margin-bottom: 8px;
  padding: 4px 0;
}

.perm-grid {
  display: grid;
  gap: 6px;
}

.perm-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  background: var(--tg-theme-secondary-bg-color, #f5f5f5);
  border-radius: 8px;
}

.perm-row-label {
  font-size: 13px;
  font-weight: 500;
}

.perm-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.perm-chip {
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
  user-select: none;
}

.perm-chip.on {
  background: var(--tg-theme-button-color, #3390ec);
  color: var(--tg-theme-button-text-color, #fff);
}

.perm-chip.off {
  background: var(--tg-theme-secondary-bg-color, #e0e0e0);
  color: var(--tg-theme-hint-color, #999);
}

/* Status */
.stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 12px;
}

.stat-box {
  background: var(--tg-theme-secondary-bg-color, #f5f5f5);
  border-radius: 12px;
  padding: 12px;
  text-align: center;
}

.stat-value {
  font-size: 24px;
  font-weight: 700;
  color: var(--tg-theme-button-color, #3390ec);
}

.stat-label {
  font-size: 12px;
  color: var(--tg-theme-hint-color, #999);
  margin-top: 2px;
}

/* Section header with refresh */
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.section-title {
  font-size: 16px;
  font-weight: 700;
}

.refresh-btn {
  background: none;
  border: none;
  font-size: 18px;
  cursor: pointer;
  padding: 4px;
  color: var(--tg-theme-button-color, #3390ec);
}

/* Toast */
.toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--tg-theme-text-color, #333);
  color: var(--tg-theme-bg-color, #fff);
  padding: 10px 20px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
  transition: transform 0.3s ease;
  z-index: 100;
  pointer-events: none;
}

.toast.show {
  transform: translateX(-50%) translateY(0);
}

/* Loading */
.loading {
  text-align: center;
  padding: 40px;
  color: var(--tg-theme-hint-color, #999);
}

/* Active indicator */
.active-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: #4caf50;
  border-radius: 50%;
  margin-left: 6px;
  animation: pulse 1.5s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}