/* Trading Tab Styles */
.trade-container {
    display: flex;
    flex-direction: column;
    height: 100%;
    gap: 16px;
    padding: 16px;
    overflow-y: auto;
}

/* API Authentication Section */
.auth-section {
    background: var(--bg-panel);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 16px;
}

.auth-section h3 {
    color: var(--accent-color);
    margin-bottom: 12px;
    font-size: 14px;
    font-weight: 600;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.input-group label {
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 500;
}

.input-group input {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 8px 12px;
    color: var(--text-primary);
    font-size: 13px;
    font-family: 'Courier New', monospace;
}

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

.amount-input-group {
    position: relative;
}

.price-input-group {
    display: flex;
    gap: 8px;
    align-items: center;
}

.price-input-group input {
    flex: 1;
}

.calculated-coin-amount {
    font-size: 11px;
    color: var(--text-secondary);
    margin-top: 4px;
    padding-left: 12px;
}

.calculated-coin-amount .coin-amount {
    font-weight: 600;
    color: var(--accent-color);
}

.calculated-coin-amount .coin-symbol {
    font-weight: 500;
}

.security-notice {
    background: rgba(240, 185, 11, 0.1);
    border: 1px solid rgba(240, 185, 11, 0.3);
    border-radius: 4px;
    padding: 12px;
    font-size: 12px;
    line-height: 1.4;
    color: var(--accent-color);
}

.auth-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

.btn-primary {
    background: var(--accent-color);
    color: #000;
    border: none;
    border-radius: 4px;
    padding: 8px 16px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-primary:hover {
    background: #f5c842;
}

.btn-primary:disabled {
    background: var(--text-secondary);
    cursor: not-allowed;
    opacity: 0.7;
}

.btn-primary .loading {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 2px solid rgba(0, 0, 0, 0.3);
    border-top: 2px solid #000;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: 6px;
    vertical-align: middle;
}

.btn-secondary {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 8px 16px;
    font-size: 13px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-secondary:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
}

.connection-status {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--error-color);
}

.status-indicator.connected {
    background: var(--success-color);
}

/* Trading Form Section */
.trading-section {
    background: var(--bg-panel);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 16px;
}

.trading-section h3 {
    color: var(--accent-color);
    margin-bottom: 16px;
    font-size: 14px;
    font-weight: 600;
}

.coin-selector {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
    padding: 8px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
}

.coin-selector-label {
    font-size: 12px;
    color: var(--text-secondary);
    min-width: 80px;
}

.selected-coin {
    font-size: 14px;
    font-weight: 600;
    color: var(--accent-color);
}

.trade-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.button-group {
    display: flex;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    overflow: hidden;
}

.button-group button {
    flex: 1;
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border: none;
    padding: 8px 12px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
}

.button-group button.active {
    background: var(--accent-color);
    color: #000;
}

.button-group button:hover:not(.active) {
    background: var(--bg-panel);
    color: var(--text-primary);
}

.price-input-group {
    position: relative;
}

.chart-price-btn {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    color: var(--accent-color);
    cursor: pointer;
    font-size: 16px;
    padding: 4px;
    border-radius: 3px;
    transition: var(--transition-fast);
}

.chart-price-btn:hover {
    background: rgba(240, 185, 11, 0.1);
}

.leverage-selector {
    display: flex;
    align-items: center;
    gap: 8px;
}

.leverage-selector select {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 8px 12px;
    color: var(--text-primary);
    font-size: 13px;
    cursor: pointer;
}

.leverage-selector select:focus {
    outline: none;
    border-color: var(--accent-color);
}

/* Calculated Order Display */
.calculated-order {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 12px;
    margin: 16px 0;
}

.calculated-order h4 {
    color: var(--accent-color);
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.order-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    font-size: 12px;
}

.order-detail {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.order-detail-label {
    color: var(--text-secondary);
}

.order-detail-value {
    color: var(--text-primary);
    font-weight: 600;
}

.order-detail-value.highlight {
    color: var(--accent-color);
}

/* Place Order Button */
.place-order-btn {
    width: 100%;
    padding: 12px;
    font-size: 14px;
    font-weight: 600;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.place-order-btn.buy {
    background: var(--success-color);
    color: #fff;
}

.place-order-btn.sell {
    background: var(--error-color);
    color: #fff;
}

.place-order-btn:hover {
    opacity: 0.9;
}

.place-order-btn:disabled {
    background: var(--text-secondary);
    cursor: not-allowed;
    opacity: 0.5;
}

.place-order-btn .loading {
    display: none;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top: 2px solid #fff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: 8px;
}

.place-order-btn.loading .loading {
    display: inline-block;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Positions Section */
.positions-section {
    background: var(--bg-panel);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 16px;
}

.positions-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.positions-header h3 {
    color: var(--accent-color);
    font-size: 14px;
    font-weight: 600;
}

.refresh-positions-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 6px 12px;
    color: var(--text-secondary);
    font-size: 12px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.refresh-positions-btn:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
}

.positions-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.position-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 12px;
    transition: var(--transition-fast);
}

.position-card:hover {
    border-color: var(--accent-color);
}

.position-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.position-symbol {
    color: var(--accent-color);
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    text-decoration: none;
}

.position-symbol:hover {
    text-decoration: underline;
}

.position-side {
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
}

.position-side.long {
    background: rgba(14, 203, 129, 0.2);
    color: var(--success-color);
}

.position-side.short {
    background: rgba(246, 70, 93, 0.2);
    color: var(--error-color);
}

.position-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4px;
    font-size: 12px;
    margin-bottom: 8px;
}

.position-detail {
    display: flex;
    justify-content: space-between;
}

.position-pnl {
    font-weight: 600;
}

.position-pnl.profit {
    color: var(--success-color);
}

.position-pnl.loss {
    color: var(--error-color);
}

/* Trailing Stop Controls */
.trailing-stop-section {
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px solid var(--border-color);
}

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

.trailing-stop-title {
    font-size: 11px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.trailing-stop-toggle {
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 3px;
    padding: 2px 6px;
    color: var(--text-secondary);
    font-size: 10px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.trailing-stop-toggle.active {
    background: var(--success-color);
    border-color: var(--success-color);
    color: #fff;
}

.trailing-stop-progress {
    margin-bottom: 4px;
}

.progress-bar {
    width: 100%;
    height: 4px;
    background: var(--bg-primary);
    border-radius: 2px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--success-color), var(--accent-color));
    transition: width 0.3s ease;
}

.trailing-stop-info {
    display: flex;
    justify-content: space-between;
    font-size: 10px;
    color: var(--text-secondary);
}

/* Position Actions */
.position-actions {
    display: flex;
    gap: 8px;
    margin-top: 8px;
}

.position-action-btn {
    flex: 1;
    padding: 6px;
    font-size: 11px;
    font-weight: 600;
    border: 1px solid var(--border-color);
    border-radius: 3px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.close-position-btn {
    background: var(--error-color);
    border-color: var(--error-color);
    color: #fff;
}

.close-position-btn:hover {
    opacity: 0.9;
}

/* Open Orders Section */
.orders-section {
    background: var(--bg-panel);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 16px;
}

.orders-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.orders-header h3 {
    color: var(--accent-color);
    font-size: 14px;
    font-weight: 600;
}

.orders-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.order-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.order-info {
    flex: 1;
}

.order-symbol {
    color: var(--accent-color);
    font-weight: 600;
    font-size: 13px;
}

.order-details-text {
    font-size: 11px;
    color: var(--text-secondary);
    margin-top: 2px;
}

.order-actions {
    display: flex;
    gap: 8px;
}

.cancel-order-btn {
    background: transparent;
    border: 1px solid var(--error-color);
    border-radius: 3px;
    padding: 4px 8px;
    color: var(--error-color);
    font-size: 10px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.cancel-order-btn:hover {
    background: var(--error-color);
    color: #fff;
}

/* Empty States */
.empty-state {
    text-align: center;
    padding: 24px;
    color: var(--text-secondary);
    font-size: 13px;
}

.empty-state-icon {
    font-size: 24px;
    margin-bottom: 8px;
    opacity: 0.5;
}

/* Error States */
.error-message {
    background: rgba(246, 70, 93, 0.1);
    border: 1px solid rgba(246, 70, 93, 0.3);
    border-radius: 4px;
    padding: 12px;
    color: var(--error-color);
    font-size: 12px;
    line-height: 1.4;
    margin-bottom: 16px;
    max-height: 150px;
    overflow-y: auto;
}

.error-message strong {
    font-weight: 600;
}

.success-message {
    background: rgba(14, 203, 129, 0.1);
    border: 1px solid rgba(14, 203, 129, 0.3);
    border-radius: 4px;
    padding: 12px;
    color: var(--success-color);
    font-size: 12px;
    line-height: 1.4;
    margin-bottom: 16px;
}

/* WebSocket Status */
.websocket-status {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.websocket-indicator {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--error-color);
}

.websocket-indicator.connected {
    background: var(--success-color);
}

/* Responsive adjustments */
@media (max-width: 480px) {
    .trade-container {
        padding: 12px;
        gap: 12px;
    }
    
    .order-details {
        grid-template-columns: 1fr;
        gap: 4px;
    }
    
    .position-details {
        grid-template-columns: 1fr;
    }
    
    .position-actions {
        flex-direction: column;
    }
}

/* iPad and Tablet Landscape Adjustments */
@media screen and (max-height: 800px) and (min-width: 1000px) {
    .trade-container {
        padding: 8px 12px;
        gap: 8px;
    }
    
    .auth-section h3,
    .trading-section h3 {
        font-size: 16px;
        margin-bottom: 8px;
    }
    
    .input-group label {
        font-size: 11px;
    }
    
    .input-group input,
    .input-group select {
        padding: 4px 6px;
        font-size: 11px;
    }
    
    .button-group button {
        padding: 4px 8px;
        font-size: 11px;
    }
    
    .security-notice {
        padding: 6px 8px;
        font-size: 10px;
        margin-top: 6px;
    }
    
    .order-details {
        gap: 4px;
    }
    
    .order-detail {
        padding: 4px 0;
    }
    
    .order-detail-label,
    .order-detail-value {
        font-size: 11px;
    }
    
    .place-order-btn {
        padding: 8px 16px;
        font-size: 12px;
    }
}

/* iPad mini landscape specific */
@media screen and (max-height: 780px) and (min-width: 1000px) and (max-width: 1200px) {
    .trade-container {
        padding: 6px 10px;
        gap: 6px;
    }
    
    .auth-section h3,
    .trading-section h3 {
        font-size: 15px;
        margin-bottom: 6px;
    }
    
    .input-group {
        margin-bottom: 6px;
    }
    
    .calculated-order h4 {
        font-size: 13px;
        margin-bottom: 6px;
    }
    
    .positions-section,
    .orders-section {
        margin-top: 8px;
    }
    
    .positions-header h3,
    .orders-header h3 {
        font-size: 14px;
    }
}

/* Mobile Optimizations */
@media screen and (max-width: 768px) {
    .trade-container {
        padding: 16px 20px;
        gap: 16px;
        max-height: calc(40vh - 48px);
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .auth-section h3,
    .trading-section h3,
    .positions-header h3,
    .orders-header h3 {
        font-size: 18px;
        margin-bottom: 12px;
    }
    
    .input-group {
        margin-bottom: 12px;
    }
    
    .input-group label {
        font-size: 13px;
        margin-bottom: 4px;
    }
    
    .input-group input,
    .input-group select {
        padding: 10px 12px;
        font-size: 14px;
        min-height: 44px; /* Better touch targets */
        border-radius: 6px;
    }
    
    .button-group {
        gap: 8px;
    }
    
    .button-group button {
        padding: 10px 16px;
        font-size: 14px;
        min-height: 44px;
        border-radius: 6px;
    }
    
    .security-notice {
        padding: 12px 16px;
        font-size: 12px;
        margin-top: 8px;
        border-radius: 6px;
    }
    
    .auth-actions {
        margin-top: 16px;
        gap: 12px;
    }
    
    .btn-primary,
    .btn-secondary,
    .place-order-btn {
        padding: 12px 20px;
        font-size: 15px;
        min-height: 48px;
        border-radius: 6px;
    }
    
    .calculated-order {
        padding: 12px 16px;
        margin: 12px 0;
        border-radius: 6px;
    }
    
    .calculated-order h4 {
        font-size: 16px;
        margin-bottom: 8px;
    }
    
    .order-details {
        gap: 8px;
    }
    
    .order-detail {
        padding: 8px 0;
        border-bottom: 1px solid var(--border-color);
    }
    
    .order-detail:last-child {
        border-bottom: none;
    }
    
    .order-detail-label,
    .order-detail-value {
        font-size: 13px;
    }
    
    .trading-help {
        padding: 10px 12px;
        margin-bottom: 12px;
        font-size: 11px;
        border-radius: 6px;
    }
    
    .coin-selector {
        padding: 10px 12px;
        margin-bottom: 12px;
        border-radius: 6px;
    }
    
    .positions-list,
    .orders-list {
        gap: 8px;
    }
    
    .position-item,
    .order-item {
        padding: 12px;
        border-radius: 6px;
    }
    
    .refresh-positions-btn {
        padding: 6px 12px;
        font-size: 12px;
        min-height: 32px;
    }
}

/* Small mobile phones */
@media screen and (max-width: 480px) {
    .trade-container {
        padding: 12px 16px;
        gap: 12px;
        max-height: calc(45vh - 44px);
    }
    
    .auth-section h3,
    .trading-section h3,
    .positions-header h3,
    .orders-header h3 {
        font-size: 16px;
        margin-bottom: 10px;
    }
    
    .input-group {
        margin-bottom: 10px;
    }
    
    .input-group label {
        font-size: 12px;
    }
    
    .input-group input,
    .input-group select {
        padding: 8px 10px;
        font-size: 13px;
        min-height: 40px;
    }
    
    .button-group button {
        padding: 8px 12px;
        font-size: 13px;
        min-height: 40px;
    }
    
    .security-notice {
        padding: 10px 12px;
        font-size: 11px;
    }
    
    .btn-primary,
    .btn-secondary,
    .place-order-btn {
        padding: 10px 16px;
        font-size: 14px;
        min-height: 44px;
    }
    
    .calculated-order h4 {
        font-size: 15px;
    }
    
    .order-detail-label,
    .order-detail-value {
        font-size: 12px;
    }
    
    .trading-help {
        padding: 8px 10px;
        font-size: 10px;
    }
}

/* Landscape mobile adjustments */
@media screen and (max-width: 768px) and (orientation: landscape) {
    .trade-container {
        max-height: calc(35vh - 44px);
    }
}

/* Very small screens */
@media screen and (max-width: 360px) {
    .trade-container {
        padding: 10px 12px;
        gap: 10px;
        max-height: calc(50vh - 40px);
    }
    
    .auth-section h3,
    .trading-section h3 {
        font-size: 15px;
        margin-bottom: 8px;
    }
    
    .input-group {
        margin-bottom: 8px;
    }
    
    .order-details {
        grid-template-columns: 1fr;
    }
    
    .button-group {
        flex-direction: column;
        gap: 6px;
    }
    
    .position-details {
        grid-template-columns: 1fr;
    }
    
    .position-actions {
        flex-direction: column;
        gap: 6px;
        margin-top: 8px;
    }
}

/* Scrollbar for trade container */
.trade-container::-webkit-scrollbar {
    width: 6px;
}

.trade-container::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

.trade-container::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

.trade-container::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* Chart Integration */
.chart-price-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 8px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s ease;
}

.chart-price-btn:hover {
    background: rgba(240, 185, 11, 0.1);
    border-color: var(--accent-color);
    color: var(--accent-color);
}

.chart-price-btn.active {
    background: var(--accent-color) !important;
    border-color: var(--accent-color) !important;
    color: #000 !important;
    font-weight: 600;
}

/* Stop Loss Chart Mode */
.stop-loss-mode {
    cursor: crosshair !important;
}

.stop-loss-mode * {
    cursor: crosshair !important;
}