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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  padding-bottom: 80px;
}

.header {
  display: flex;
  align-items: center;
  padding: 16px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
}

.back-btn {
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: 8px;
  margin-right: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.header-title {
  font-size: 18px;
  font-weight: 600;
  flex: 1;
}

.header-action {
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: 8px;
}

/* Trade Toggle */
.trade-toggle {
  display: flex;
  margin: 16px;
  background: var(--bg-secondary);
  border-radius: 12px;
  padding: 4px;
}

.toggle-btn {
  flex: 1;
  padding: 12px;
  border: none;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  background: transparent;
  color: var(--text-secondary);
}

.toggle-btn.active[data-type="buy"] {
  background: #10b981;
  color: #fff;
}

.toggle-btn.active[data-type="sell"] {
  background: #ef4444;
  color: #fff;
}

/* Crypto Tabs */
.crypto-tabs {
  display: flex;
  gap: 8px;
  padding: 0 16px 12px;
  overflow-x: auto;
  scrollbar-width: none;
}

.crypto-tabs::-webkit-scrollbar {
  display: none;
}

.crypto-tab {
  padding: 8px 16px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background: transparent;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.crypto-tab.active {
  background: rgba(16, 185, 129, 0.15);
  border-color: #10b981;
  color: #10b981;
}

/* Filters */
.filters-row {
  display: flex;
  gap: 12px;
  padding: 0 16px 12px;
  align-items: center;
}

.filter-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  background: var(--bg-secondary);
  border-radius: 8px;
  font-size: 13px;
  color: var(--text-secondary);
  cursor: pointer;
}

.filter-item:last-child {
  margin-left: auto;
  padding: 8px;
}

/* Merchants List */
.merchants-list {
  padding: 0 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.merchant-card {
  background: var(--bg-secondary);
  border-radius: 12px;
  padding: 16px;
}

.merchant-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.merchant-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 600;
  color: #fff;
}

.merchant-avatar.green {
  background: #10b981;
}

.merchant-avatar.blue {
  background: #3b82f6;
}

.merchant-avatar.purple {
  background: #8b5cf6;
}

.merchant-avatar.orange {
  background: #f59e0b;
}

.merchant-info {
  flex: 1;
}

.merchant-name {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
}

.verified-badge {
  width: 16px;
  height: 16px;
  background: #10b981;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.verified-badge svg {
  width: 10px;
  height: 10px;
  color: #fff;
}

.merchant-stats {
  display: flex;
  gap: 12px;
  font-size: 11px;
  color: var(--text-secondary);
  margin-top: 2px;
}

.merchant-stats span {
  display: flex;
  align-items: center;
  gap: 3px;
}

.merchant-online {
  width: 8px;
  height: 8px;
  background: #10b981;
  border-radius: 50%;
}

.merchant-body {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.price-section {
  flex: 1;
}

.price-label {
  font-size: 11px;
  color: var(--text-secondary);
  margin-bottom: 2px;
}

.price-value {
  font-size: 18px;
  font-weight: 700;
  color: #10b981;
}

.price-currency {
  font-size: 12px;
  color: var(--text-secondary);
  margin-left: 4px;
}

.limit-section {
  margin-top: 8px;
}

.limit-label {
  font-size: 11px;
  color: var(--text-secondary);
}

.limit-value {
  font-size: 12px;
  color: var(--text-primary);
}

.trade-btn {
  padding: 10px 24px;
  border-radius: 8px;
  border: none;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}

.trade-btn.buy {
  background: #10b981;
  color: #fff;
}

.trade-btn.sell {
  background: #ef4444;
  color: #fff;
}

.payment-methods {
  display: flex;
  gap: 6px;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--border-color);
}

.payment-tag {
  padding: 4px 8px;
  background: rgba(59, 130, 246, 0.15);
  border-radius: 4px;
  font-size: 10px;
  color: #3b82f6;
}

/* Bottom Nav */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-around;
  padding: 10px 0 20px;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  z-index: 100;
}

.nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 11px;
}

.nav-item svg {
  width: 24px;
  height: 24px;
}

.nav-item.active {
  color: #10b981;
}

background: rgba(52, 211, 153, 0.2);
border-radius: 50%;
display: flex;
align-items: center;
justify-content: center;
flex-shrink: 0;
}

.feature-check svg {
  width: 14px;
  height: 14px;
  color: #34d399;
}

.feature-text {
  font-size: 14px;
  color: var(--text-primary);
}