/* ============================================================
   TRADE PAGE SPECIFIC STYLES
   ============================================================ */

.trade-page-header {
    background: var(--bg-1);
    border-bottom: 1px solid var(--border);
    padding: var(--sp-4) 0;
}

.trade-header-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--sp-4);
}

.trade-pair-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--sp-2);
}

.trade-pair-name {
    font-size: 0.9rem;
    color: var(--text-2);
    font-weight: 500;
}

.trade-pair-stats {
    display: flex;
    gap: var(--sp-4);
    align-items: center;
    flex-wrap: wrap;
}

.trade-stat-item {
    font-size: 0.8rem;
    color: var(--text-2);
    display: flex;
    flex-direction: column;
}

.trade-stat-item strong {
    color: var(--text-1);
    font-size: 0.95rem;
}

.price-value-large {
    font-size: 1.2rem !important;
    color: var(--primary) !important;
}

.trade-layout {
    padding: var(--sp-4) 0;
}

.trade-container {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: var(--sp-4);
}

.trade-left-col {
    display: flex;
    flex-direction: column;
    gap: var(--sp-4);
}

.trade-right-col {
    display: flex;
    flex-direction: column;
    gap: var(--sp-4);
}

/* Chart Panel */
.trade-chart-panel {
    height: 540px;
    padding: var(--sp-2);
    display: flex;
    flex-direction: column;
}

/* Order Panel */
.trade-order-panel {
    padding: var(--sp-5);
}

.order-panel-title {
    font-size: 1.1rem;
    margin-bottom: var(--sp-4);
}

.order-tabs {
    display: flex;
    background: var(--bg-2);
    border-radius: var(--radius);
    padding: 4px;
    margin-bottom: var(--sp-4);
}

.order-tab {
    flex: 1;
    text-align: center;
    padding: 8px;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    border: none;
    background: transparent;
    color: var(--text-2);
    transition: var(--transition);
}

.order-tab.active[data-order-type="buy"] {
    background: var(--green);
    color: #fff;
}

.order-tab.active[data-order-type="sell"] {
    background: var(--red);
    color: #fff;
}

.order-type-tabs {
    display: flex;
    gap: var(--sp-3);
    margin-bottom: var(--sp-4);
    border-bottom: 1px solid var(--border);
    padding-bottom: 8px;
}

.order-type-tab {
    background: transparent;
    border: none;
    color: var(--text-2);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    padding: 4px 0;
    position: relative;
}

.order-type-tab.active {
    color: var(--primary);
}

.order-type-tab.active::after {
    content: '';
    position: absolute;
    bottom: -9px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--primary);
}

.order-form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-4);
}

.input-group {
    position: relative;
}

.input-group .form-input {
    padding-right: 50px;
}

.input-suffix {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-2);
    font-size: 0.85rem;
    font-weight: 600;
}

.order-slider-container {
    margin: var(--sp-6) 0;
    padding: 0 10px;
}

.order-slider {
    width: 100%;
    -webkit-appearance: none;
    height: 4px;
    background: var(--bg-3);
    border-radius: 2px;
    outline: none;
}

.order-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--text-1);
    cursor: pointer;
    border: 2px solid var(--bg-1);
    box-shadow: 0 0 0 2px var(--primary);
}

.slider-marks {
    display: flex;
    justify-content: space-between;
    margin-top: 8px;
    font-size: 0.7rem;
    color: var(--text-3);
}

.order-auth-check {
    margin-top: var(--sp-4);
    text-align: center;
}

.auth-required-msg {
    margin-bottom: var(--sp-3);
    font-size: 0.9rem;
    color: var(--text-2);
}

.auth-required-msg a {
    color: var(--primary);
    font-weight: 600;
}

/* Orderbook Panel */
.trade-orderbook-panel {
    height: 540px;
    display: flex;
    flex-direction: column;
    padding: var(--sp-3);
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--sp-2);
    padding: 0 var(--sp-2);
}

.orderbook-options {
    display: flex;
    gap: 8px;
}

.ob-option {
    width: 20px;
    height: 20px;
    border-radius: 4px;
    cursor: pointer;
    background: var(--bg-3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    color: var(--text-2);
}

.ob-option.active {
    background: var(--bg-3);
    border: 1px solid var(--primary);
    color: var(--primary);
}

.orderbook-header-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    padding: 8px;
    font-size: 0.75rem;
    color: var(--text-3);
    font-weight: 600;
}

.orderbook-header-row span:nth-child(2) { text-align: right; }
.orderbook-header-row span:nth-child(3) { text-align: right; }

.orderbook-scroll {
    flex: 1;
    overflow-y: auto;
    scrollbar-width: thin;
    display: flex;
    flex-direction: column;
}

.orderbook-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    padding: 2px 8px;
    font-size: 0.8rem;
    cursor: pointer;
    position: relative;
}

.orderbook-row:hover {
    background: var(--bg-2);
}

.orderbook-row span {
    position: relative;
    z-index: 2;
}

.orderbook-row span:nth-child(1) { font-family: 'Courier New', monospace; font-weight: 600; }
.orderbook-row span:nth-child(2) { text-align: right; color: var(--text-1); }
.orderbook-row span:nth-child(3) { text-align: right; color: var(--text-2); }

.price-up { color: var(--green); }
.price-down { color: var(--red); }

.bg-bar {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    background-opacity: 0.15;
    z-index: 1;
}

.asks .bg-bar { background: rgba(246, 70, 93, 0.15); }
.bids .bg-bar { background: rgba(14, 203, 129, 0.15); }

.orderbook-spread {
    padding: 8px;
    display: flex;
    justify-content: center;
    gap: 12px;
    align-items: center;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    margin: 4px 0;
    background: var(--bg-2);
}

.spread-price {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-1);
}

.spread-percent {
    font-size: 0.85rem;
    color: var(--text-2);
}

/* Trade History Panel */
.trade-history-panel {
    height: 400px;
    display: flex;
    flex-direction: column;
    padding: var(--sp-3);
}

.trade-history-header {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    padding: 8px;
    font-size: 0.75rem;
    color: var(--text-3);
    font-weight: 600;
    border-bottom: 1px solid var(--border);
}

.trade-history-header span:nth-child(2) { text-align: right; }
.trade-history-header span:nth-child(3) { text-align: right; }

.trade-history-list {
    flex: 1;
    overflow-y: auto;
    scrollbar-width: thin;
}

.trade-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    padding: 4px 8px;
    font-size: 0.8rem;
}

.trade-row span:nth-child(1) { font-family: 'Courier New', monospace; font-weight: 600; }
.trade-row span:nth-child(2) { text-align: right; color: var(--text-1); }
.trade-row span:nth-child(3) { text-align: right; color: var(--text-2); }

/* User Orders Section */
.user-orders-section {
    padding-bottom: var(--sp-10);
}

.user-orders-content {
    min-height: 200px;
    padding: var(--sp-6);
}

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-3);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 1024px) {
    .trade-container {
        grid-template-columns: 1fr;
    }
    
    .trade-chart-panel {
        height: 400px;
    }
    
    .trade-orderbook-panel {
        height: 400px;
    }
}

@media (max-width: 768px) {
    .trade-header-flex {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .trade-actions-top {
        width: 100%;
        display: flex;
        gap: var(--sp-2);
    }
    
    .trade-actions-top .btn {
        flex: 1;
    }
    
    .order-form .form-row {
        grid-template-columns: 1fr;
    }
}