/* Futures Trading Specific Styles */
.futures-content {
    display: flex;
    flex-direction: row;
    gap: 15px;
    height: calc(100vh - 70px);
    padding: 15px;
    overflow: hidden;
}

.left-column {
    flex: 1;
    min-width: 250px;
    max-width: 300px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.chart-area {
    flex: 3;
    display: flex;
    flex-direction: column;
    gap: 15px;
    min-height: 0;
    overflow-y: auto;
    overflow-x: hidden;
}

.right-column {
    flex: 1;
    min-width: 250px;
    max-width: 300px;
}

/* Order Book Styles */
.order-book-container {
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: var(--card-shadow);
    overflow: hidden;
    transition: box-shadow 0.2s ease;
}

.order-book-container:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

.order-book-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 15px;
    border-bottom: 1px solid var(--border-color);
}

.order-book-content {
    display: flex;
    flex-direction: column;
    height: 300px;
    overflow-y: auto;
}

.order-book-asks, .order-book-bids {
    flex: 1;
    overflow-y: auto;
}

.order-book-spread {
    padding: 8px 15px;
    background: var(--table-header-bg);
    text-align: center;
    font-size: 13px;
    display: flex;
    justify-content: center;
    gap: 5px;
}

.order-book-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    position: relative;
    overflow: hidden;
    padding: 0;
    font-family: 'Roboto Mono', monospace;
    font-size: 13px;
    cursor: pointer;
    transition: background-color 0.2s;
}

.order-book-row:hover {
    background-color: var(--hover-bg);
}

.order-book-row.ask {
    color: var(--sell-color);
}

.order-book-row.bid {
    color: var(--buy-color);
}

.order-book-row.new-order {
    background-color: var(--highlight-bg);
    animation: highlight-fade 6s forwards;
}

@keyframes highlight-fade {
    0% { background-color: var(--highlight-bg); }
    100% { background-color: transparent; }
}

/* Recent Trades */
.recent-trades {
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: var(--card-shadow);
    overflow: hidden;
    transition: box-shadow 0.2s ease;
}

.recent-trades:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

.trades-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 15px;
    border-bottom: 1px solid var(--border-color);
}

.trades-table-container {
    max-height: 300px;
    overflow-y: auto;
}

.trades-table {
    width: 100%;
    border-collapse: collapse;
    font-family: 'Roboto Mono', monospace;
    font-size: 13px;
}

.trades-table th, .trades-table td {
    padding: 8px 12px;
    text-align: right;
}

.trades-table th:first-child, .trades-table td:first-child {
    text-align: left;
}

.trades-table tr.buy-trade {
    color: var(--buy-color);
}

.trades-table tr.sell-trade {
    color: var(--sell-color);
}

/* Chart Area */
.chart-container {
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: var(--card-shadow);
    overflow: hidden;
    flex: 1;
    min-height: 500px;
    display: flex;
    flex-direction: column;
    transition: box-shadow 0.2s ease;
}

.chart-container:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

.chart-header {
    padding: 15px;
    border-bottom: 1px solid var(--border-color);
}

.market-info {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.market-pair-container {
    display: flex;
    align-items: center;
    gap: 10px;
}

.market-icon {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: var(--icon-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.market-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.market-icon-fallback {
    font-size: 14px;
    font-weight: bold;
    color: var(--text-primary);
}

.market-pair {
    font-size: 18px;
    font-weight: 600;
    background: linear-gradient(135deg, var(--primary-color), #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.market-price {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
}

.market-price.up {
    color: var(--buy-color);
}

.market-price.down {
    color: var(--sell-color);
}

.market-change {
    font-size: 14px;
    padding: 4px 10px;
    border-radius: 20px;
    background: var(--neutral-bg);
    color: var(--neutral-color);
    font-weight: 500;
}

.market-change.positive {
    background: var(--buy-bg);
    color: var(--buy-color);
}

.market-change.negative {
    background: var(--sell-bg);
    color: var(--sell-color);
}

.funding-rate {
    font-size: 14px;
    padding: 4px 10px;
    border-radius: 20px;
    background: var(--funding-bg);
    color: var(--funding-color);
    font-weight: 500;
}

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

.market-link-logo {
    height: 20px;
    width: auto;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.market-link-logo:hover {
    opacity: 1;
}

.market-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-top: 10px;
}

.stat-item {
    display: flex;
    gap: 5px;
    font-size: 13px;
}

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

.stat-value {
    font-weight: 500;
}

.stat-currency {
    color: var(--text-secondary);
}

/* .chart-toolbar defined in improved section below */

.chart-intervals {
    display: flex;
    gap: 5px;
}

.interval-btn {
    padding: 5px 10px;
    font-size: 12px;
    border-radius: 6px;
    background: transparent;
    border: 1px solid transparent;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
    font-weight: 500;
}

.interval-btn:hover {
    background: var(--hover-bg);
    color: var(--text-primary);
}

.interval-btn.active {
    background: linear-gradient(135deg, var(--primary-color), #8b5cf6);
    border-color: transparent;
    color: white;
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.25);
}

.chart-actions {
    display: flex;
    gap: 5px;
}

.chart-action-btn {
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

.chart-action-btn:hover {
    background: var(--hover-bg);
    color: var(--text-primary);
}

/* chart-wrapper defined in improved section below */

/* Order Forms */
.orders-container {
    display: flex;
    flex-direction: column;
    gap: 15px;
    flex-shrink: 0;
}

.order-forms-container {
    display: flex;
    gap: 15px;
}

.order-forms-container-mobile {
    display: none;
}

.buy-order-form, .sell-order-form {
    flex: 1;
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: var(--card-shadow);
    overflow: hidden;
    transition: box-shadow 0.2s ease;
}

.buy-order-form:hover, .sell-order-form:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

.form-header {
    padding: 12px 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.form-header.buy {
    background: var(--buy-bg-light);
    color: var(--buy-color);
}

.form-header.sell {
    background: var(--sell-bg-light);
    color: var(--sell-color);
}

.balance-info {
    display: flex;
    gap: 5px;
    font-size: 13px;
}

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

.balance-value {
    font-weight: 500;
}

.balance-currency {
    color: var(--text-secondary);
}

.form-group {
    padding: 8px 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-size: 13px;
    color: var(--text-secondary);
}

.input-group {
    display: flex;
    align-items: center;
    border: 1.5px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.input-group:focus-within {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.input-group input {
    flex: 1;
    padding: 8px 10px;
    border: none;
    background: transparent;
    color: var(--text-primary);
    font-family: 'Roboto Mono', monospace;
}

.input-group input:focus {
    outline: none;
}

.input-currency {
    padding: 0 10px;
    font-size: 13px;
    color: var(--text-secondary);
    background: var(--input-currency-bg);
}

.leverage-slider {
    margin-top: 8px;
}

.leverage-slider input[type="range"] {
    width: 100%;
    height: 4px;
    -webkit-appearance: none;
    background: var(--slider-track);
    border-radius: 2px;
    outline: none;
}

.leverage-slider input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    transition: all 0.2s;
}

.leverage-slider input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.1);
}

.leverage-markers {
    display: flex;
    justify-content: space-between;
    margin-top: 5px;
    font-size: 11px;
    color: var(--text-secondary);
}

.form-actions {
    padding: 10px 15px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.btn {
    padding: 10px;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    letter-spacing: 0.02em;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-hover);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.btn-outline:hover {
    background: var(--hover-bg);
}

.btn-buy {
    background: linear-gradient(135deg, var(--buy-color), #14b8a6);
    color: white;
}

.btn-buy:hover {
    background: var(--buy-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(22, 163, 74, 0.25);
}

.btn-buy:active {
    transform: translateY(0);
}

.btn-sell {
    background: linear-gradient(135deg, var(--sell-color), #f97316);
    color: white;
}

.btn-sell:hover {
    background: var(--sell-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(220, 38, 38, 0.25);
}

.btn-sell:active {
    transform: translateY(0);
}

.btn-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

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

.form-percentages {
    display: flex;
    gap: 5px;
}

.percent-btn {
    flex: 1;
    padding: 5px;
    font-size: 12px;
    border-radius: 6px;
    background: var(--percent-btn-bg);
    border: 1px solid transparent;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
    font-weight: 500;
}

.percent-btn:hover {
    background: var(--percent-btn-hover);
    color: var(--primary-color);
    border-color: rgba(99, 102, 241, 0.2);
}

/* Order Tabs */
.order-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
}

.order-tab {
    flex: 1;
    padding: 10px;
    text-align: center;
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
    font-weight: 500;
}

.order-tab.active {
    border-bottom-color: var(--primary-color);
    color: var(--primary-color);
    font-weight: 600;
    background: rgba(99, 102, 241, 0.04);
}

.order-tab-content {
    display: none;
    padding: 15px;
    background: var(--card-bg);
    border-radius: 0 0 8px 8px;
}

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

/* Open Positions */
.open-positions {
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: var(--card-shadow);
    overflow: hidden;
}

.positions-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 15px;
    border-bottom: 1px solid var(--border-color);
}

.positions-table-container {
    max-height: 300px;
    overflow-y: auto;
}

.positions-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.positions-table th, .positions-table td {
    padding: 8px 12px;
    text-align: right;
}

.positions-table th:first-child, .positions-table td:first-child {
    text-align: left;
}

.positions-table tr.long {
    color: var(--buy-color);
}

.positions-table tr.short {
    color: var(--sell-color);
}

.positions-table tr.liquidated {
    opacity: 0.6;
}

/* Open Orders */
.open-orders {
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: var(--card-shadow);
    overflow: hidden;
}

.orders-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 15px;
    border-bottom: 1px solid var(--border-color);
}

.orders-table-container {
    max-height: 300px;
    overflow-y: auto;
}

.orders-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.orders-table th, .orders-table td {
    padding: 8px 12px;
    text-align: right;
}

.orders-table th:first-child, .orders-table td:first-child {
    text-align: left;
}

.orders-table tr.buy {
    color: var(--buy-color);
}

.orders-table tr.sell {
    color: var(--sell-color);
}

/* Market Selector */
.market-selector {
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: var(--card-shadow);
    overflow: hidden;
}

.market-selector-header {
    padding: 10px 15px;
    border-bottom: 1px solid var(--border-color);
}

.search-box {
    position: relative;
    margin-top: 10px;
}

.search-box input {
    width: 100%;
    padding: 8px 30px 8px 10px;
    border: 1.5px solid var(--border-color);
    border-radius: 8px;
    background: var(--input-bg);
    color: var(--text-primary);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.search-box i {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
}

.market-list {
    max-height: calc(100vh - 200px);
    overflow-y: auto;
}

.market-item {
    padding: 10px 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    transition: background-color 0.2s;
}

.market-item:hover {
    background-color: var(--hover-bg);
}

.market-item.active {
    background-color: var(--active-item-bg);
}

.favorite-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 5px;
    transition: all 0.2s;
}

.favorite-btn:hover {
    color: var(--warning);
}

.market-name {
    flex: 1;
    font-weight: 500;
}

.market-changeB {
    font-family: 'Roboto Mono', monospace;
    font-size: 13px;
}

.market-changeB.positive {
    color: var(--buy-color);
}

.market-changeB.negative {
    color: var(--sell-color);
}

.loading-markets {
    padding: 20px;
    text-align: center;
    color: var(--text-secondary);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.loading-markets i {
    font-size: 20px;
}

/* Skeleton loading for market list */
.skeleton-item {
    pointer-events: none;
}

.skeleton-circle {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--border-color, #334155);
    animation: skeleton-pulse 1.2s ease-in-out infinite;
}

.skeleton-icon {
    width: 28px;
    height: 28px;
}

.skeleton-text {
    height: 14px;
    border-radius: 4px;
    background: var(--border-color, #334155);
    animation: skeleton-pulse 1.2s ease-in-out infinite;
    animation-delay: 0.1s;
}

@keyframes skeleton-pulse {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 0.8; }
}

/* Modals */
.modalO {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s;
}

.modalO.show {
    opacity: 1;
}

.modalO-content {
    background: var(--card-bg);
    border-radius: 16px;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    transform: translateY(-20px);
    transition: transform 0.3s;
}

.modalO.show .modalO-content {
    transform: translateY(0);
}

.modalO-header {
    padding: 15px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modalO-close {
    background: transparent;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: var(--text-secondary);
    transition: color 0.2s;
}

.modalO-close:hover {
    color: var(--text-primary);
}

.modalO-body {
    padding: 15px;
}

.order-confirm-details, .position-close-details {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 20px;
}

.confirm-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.confirm-value {
    font-weight: 500;
}

.confirm-currency {
    color: var(--text-secondary);
    margin-left: 5px;
}

.modalO-actions {
    display: flex;
    gap: 10px;
}

/* Toast Notifications */
.toast {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    padding: 15px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1001;
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

.toast-icon {
    font-size: 20px;
    color: var(--success-color);
}

.toast-message {
    font-size: 14px;
}

/* Responsive Styles */
@media screen and (max-width: 1200px) {
    .left-column, .right-column {
        min-width: 220px;
        max-width: 250px;
    }
}

@media screen and (max-width: 992px) {
    .futures-content {
        flex-direction: column;
        height: auto;
    }
    
    .left-column, .right-column {
        min-width: 100%;
        max-width: 100%;
    }
    
    .order-forms-container {
        display: none;
    }
    
    .order-forms-container-mobile {
        display: block;
    }
}

@media screen and (max-width: 768px) {
    .market-stats {
        flex-direction: column;
        gap: 5px;
    }
    
    .stat-item {
        justify-content: space-between;
    }
    
    .chart-intervals {
        overflow-x: auto;
        padding-bottom: 5px;
    }
    
    .interval-btn {
        flex-shrink: 0;
    }
    
    .recent-trades.mobile-hide {
        display: none;
    }
}

/* Dark Mode Variables */
.dark-mode {
    --card-bg: #1e293b;
    --card-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    --border-color: #334155;
    --hover-bg: #334155;
    --active-item-bg: #334155;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --buy-color: #22c55e;
    --sell-color: #ef4444;
    --buy-bg: rgba(34, 197, 94, 0.1);
    --sell-bg: rgba(239, 68, 68, 0.1);
    --buy-bg-light: rgba(34, 197, 94, 0.05);
    --sell-bg-light: rgba(239, 68, 68, 0.05);
    --buy-hover: #16a34a;
    --sell-hover: #dc2626;
    --neutral-bg: rgba(148, 163, 184, 0.1);
    --neutral-color: #94a3b8;
    --funding-bg: rgba(139, 92, 246, 0.1);
    --funding-color: #8b5cf6;
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --icon-bg: #334155;
    --input-bg: #1e293b;
    --input-currency-bg: #334155;
    --slider-track: #334155;
    --percent-btn-bg: #334155;
    --percent-btn-hover: #475569;
    --highlight-bg: rgba(255, 255, 255, 0.05);
    --table-header-bg: #334155;
    --success-color: #22c55e;
    --warning: #f59e0b;
}

/* Light Mode Variables */
:root {
    --card-bg: #ffffff;
    --card-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    --border-color: #e2e8f0;
    --hover-bg: #f1f5f9;
    --active-item-bg: #f1f5f9;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --buy-color: #16a34a;
    --sell-color: #dc2626;
    --buy-bg: rgba(22, 163, 74, 0.1);
    --sell-bg: rgba(220, 38, 38, 0.1);
    --buy-bg-light: rgba(22, 163, 74, 0.05);
    --sell-bg-light: rgba(220, 38, 38, 0.05);
    --buy-hover: #15803d;
    --sell-hover: #b91c1c;
    --neutral-bg: rgba(100, 116, 139, 0.1);
    --neutral-color: #64748b;
    --funding-bg: rgba(124, 58, 237, 0.1);
    --funding-color: #7c3aed;
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --icon-bg: #f1f5f9;
    --input-bg: #ffffff;
    --input-currency-bg: #f1f5f9;
    --slider-track: #e2e8f0;
    --percent-btn-bg: #f1f5f9;
    --percent-btn-hover: #e2e8f0;
    --highlight-bg: rgba(0, 0, 0, 0.05);
    --table-header-bg: #f8fafc;
    --success-color: #16a34a;
    --warning: #d97706;
}

/* ── Dashboard header (shared layout) ─────────────────────────────── */
.dashboard-header {
    padding: 0.75rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--card-bg);
    box-shadow: var(--card-shadow);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--border-color);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.header-left h1 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.header-left h1 span {
    color: var(--primary-color);
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.breadcrumb i {
    font-size: 0.65rem;
    opacity: 0.5;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.auth-buttons {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* ═══════════════════════════════════════════════════════════════════
   IMPROVED FUTURES UI — New styles
   ═══════════════════════════════════════════════════════════════════ */

/* ── Chart wrapper & RSI pane ─────────────────────────────────────── */
.chart-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
    position: relative;
}

#price-chart {
    flex: 1;
    min-height: 400px;
}

.rsi-pane {
    height: 88px;
    border-top: 1px solid var(--border-color);
    flex-shrink: 0;
}

.macd-pane {
    height: 100px;
    border-top: 1px solid var(--border-color);
    flex-shrink: 0;
}

/* ── Chart legend (OHLCV on hover) ────────────────────────────────── */
.chart-legend {
    position: absolute;
    top: 8px;
    left: 12px;
    z-index: 10;
    display: flex;
    gap: 10px;
    font-family: 'Roboto Mono', monospace;
    font-size: 11px;
    color: var(--text-secondary);
    pointer-events: none;
    flex-wrap: wrap;
}

.chart-legend span {
    white-space: nowrap;
}

.chart-legend .legend-label {
    color: var(--text-muted, #888);
    margin-right: 2px;
}

.chart-legend .legend-up {
    color: #10b981;
}

.chart-legend .legend-down {
    color: #ef4444;
}

/* ── Chart fullscreen ─────────────────────────────────────────────── */
.chart-wrapper.fullscreen {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
    background: var(--bg-primary, #fff);
    min-height: unset;
}

.chart-wrapper.fullscreen #price-chart {
    min-height: unset;
    flex: 1;
}

.chart-wrapper.fullscreen .chart-legend {
    top: 12px;
    left: 16px;
    font-size: 12px;
}

/* ── Chart toolbar (improved) ─────────────────────────────────────── */
.chart-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 7px 12px;
    border-top: 1px solid var(--border-color);
    flex-wrap: wrap;
    gap: 6px;
}

.chart-toolbar-left {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-wrap: wrap;
}

.chart-divider {
    width: 1px;
    height: 18px;
    background: var(--border-color);
    margin: 0 4px;
}

/* Chart type buttons */
.chart-type-btns {
    display: flex;
    gap: 2px;
}

.chart-type-btn {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    background: transparent;
    border: 1px solid transparent;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 13px;
    transition: all 0.15s;
}

.chart-type-btn:hover {
    background: var(--hover-bg);
    color: var(--text-primary);
}

.chart-type-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: #fff;
}

/* Indicator buttons */
.chart-indicators {
    display: flex;
    gap: 2px;
}

.indicator-btn {
    padding: 3px 7px;
    font-size: 11px;
    font-weight: 600;
    border-radius: 4px;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.15s;
    letter-spacing: 0.02em;
}

.indicator-btn:hover {
    background: var(--hover-bg);
    color: var(--text-primary);
}

.indicator-btn.active {
    background: rgba(99, 102, 241, 0.12);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

/* ── Funding info & countdown ─────────────────────────────────────── */
.funding-info {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 8px;
    border-radius: 4px;
    background: var(--funding-bg);
}

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

.funding-countdown {
    font-family: 'Roboto Mono', monospace;
    font-size: 12px;
    color: var(--funding-color);
    letter-spacing: 0.05em;
}

.order-book-col-header {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    padding: 4px 0;
    font-size: 11px;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.order-book-col-header span {
    padding: 0 8px;
    text-align: left;
}

.order-book-col-header span:nth-child(2),
.order-book-col-header span:nth-child(3) {
    text-align: right;
}

/* ── Order book depth bars ────────────────────────────────────────── */
/* .order-book-row grid layout defined in the first block above */

.order-book-depth-bar {
    position: absolute;
    top: 0;
    bottom: 0;
    right: 0;
    pointer-events: none;
    opacity: 0.14;
    transition: width 0.25s ease;
}

.ask-bar {
    background: var(--sell-color);
}

.bid-bar {
    background: var(--buy-color);
}

.order-book-price,
.order-book-amount,
.order-book-total {
    position: relative;
    z-index: 1;
    padding: 4px 8px;
}

.order-book-amount,
.order-book-total {
    text-align: right;
}

/* ── TP/SL fields ─────────────────────────────────────────────────── */
.tp-sl-group {
    padding: 6px 15px;
}

.tp-sl-row {
    display: flex;
    gap: 8px;
}

.tp-sl-item {
    flex: 1;
}

.tp-sl-item label {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 4px;
    display: block;
}

.input-group-sm input {
    font-size: 12px;
    padding: 5px 8px;
}

/* ── Order info row (Cost + Liq Price) ────────────────────────────── */
.order-info-row {
    display: flex;
    justify-content: space-between;
    padding: 4px 15px 8px;
    font-size: 12px;
    gap: 10px;
}

.order-info-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

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

.order-info-value {
    font-family: 'Roboto Mono', monospace;
    font-size: 12px;
    color: var(--text-primary);
    font-weight: 500;
}

.order-info-value.liq-price.warning {
    color: #f59e0b;
}

/* ── Market stats — compact redesign ─────────────────────────────── */
.stat-item {
    display: flex;
    flex-direction: column;
    gap: 1px;
    font-size: 12px;
}

.stat-label {
    font-size: 10px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.stat-value {
    font-family: 'Roboto Mono', monospace;
    font-weight: 600;
    color: var(--text-primary);
}

/* ── Positions table colors ───────────────────────────────────────── */
.positions-table tr.long td {
    background: rgba(16, 185, 129, 0.03);
}

.positions-table tr.short td {
    background: rgba(239, 68, 68, 0.03);
}

.text-success { color: var(--buy-color); }
.text-danger  { color: var(--sell-color); }

td.positive { color: var(--buy-color); font-weight: 600; }
td.negative { color: var(--sell-color); font-weight: 600; }

/* ── Chart loading placeholder ────────────────────────────────────── */
#price-chart:empty {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--card-bg);
}

#price-chart:empty::after {
    content: '';
    width: 32px;
    height: 32px;
    border: 3px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: chart-spin 0.8s linear infinite;
}

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

/* Loading pulse animation for stat values */
.loading-pulse {
    animation: stat-pulse 1.2s ease-in-out infinite;
    opacity: 0.5;
}

@keyframes stat-pulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.6; }
}

/* ── Smooth transitions on cards ──────────────────────────────────── */
.order-book-container,
.recent-trades,
.chart-container,
.market-selector,
.open-positions,
.open-orders {
    transition: box-shadow 0.2s ease, transform 0.15s ease;
}

/* ── Header market pair polish ────────────────────────────────────── */
.market-change-container {
    display: flex;
    align-items: center;
    gap: 10px;
}

/* ── Order book scrollbar ─────────────────────────────────────────── */
.chart-area::-webkit-scrollbar,
.order-book-asks::-webkit-scrollbar,
.order-book-bids::-webkit-scrollbar,
.market-list::-webkit-scrollbar {
    width: 4px;
}

.chart-area::-webkit-scrollbar-thumb,
.order-book-asks::-webkit-scrollbar-thumb,
.order-book-bids::-webkit-scrollbar-thumb,
.market-list::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 2px;
}

.order-book-asks::-webkit-scrollbar-track,
.order-book-bids::-webkit-scrollbar-track,
.market-list::-webkit-scrollbar-track {
    background: transparent;
}

/* ── No-data states ───────────────────────────────────────────────── */
.no-trades td,
.no-positions td,
.no-orders td {
    text-align: center !important;
    color: var(--text-secondary);
    padding: 24px 12px;
    font-size: 13px;
}

/* ── Responsive adjustments ───────────────────────────────────────── */
@media screen and (max-width: 768px) {
    .chart-toolbar-left {
        gap: 3px;
    }
    .chart-indicators {
        display: none;
    }
    .chart-divider {
        display: none;
    }
    .order-info-row {
        padding: 4px 12px 6px;
    }
    .tp-sl-group {
        padding: 4px 12px;
    }
    .funding-countdown {
        display: none;
    }
}