/* Binance-style spot trade page (scoped to body.trade-body) */

body.trade-body {
    --bg: #fafafa;
    --bg-soft: #f5f5f5;
    --panel-bg: #ffffff;
    --panel-2: #fafafa;
    --border: #eaecef;
    --border-strong: #e6e8ea;
    --text: #1e2329;
    --text-muted: #707a8a;
    --bid: #0ecb81;
    --ask: #f6465d;
    --accent: #fcd535;
    --link: #f0b90b;
    --row-hover: #f5f5f5;
    --brand: #f0b90b;
    height: 100vh;
    min-height: 0;
    overflow: hidden;
    background: var(--bg);
    color: var(--text);
    font-size: 13px;
}

body.trade-body.dark,
:root.dark body.trade-body {
    --bg: #161a1e;
    --bg-soft: #1a1e24;
    --panel-bg: #1e2329;
    --panel-2: #181a20;
    --border: #2b3139;
    --border-strong: #2b3139;
    --text: #eaecef;
    --text-muted: #848e9c;
    --bid: #0ecb81;
    --ask: #f6465d;
    --accent: #fcd535;
    --link: #f0b90b;
    --row-hover: #2b3139;
    --brand: #f0b90b;
}

/* ---------- Top nav (reuses shared .site-header from app.css) ---------- */
.nav-search .sym-picker__toggle {
    border-radius: 999px;
    padding: 0 16px;
    font-size: 14px;
}

.trade-btn {
    height: 34px;
    padding: 0 16px;
    border: 1px solid var(--border-strong);
    border-radius: 6px;
    background: var(--bg);
    color: var(--text);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
}

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

/* ---------- Pair bar ---------- */
.pair-bar {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    gap: 28px;
    height: 62px;
    padding: 0 16px;
    background: var(--panel-bg);
    border-bottom: 1px solid var(--border);
    overflow-x: auto;
    white-space: nowrap;
}

.pair-bar__pair {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 0 0 auto;
}

.pair-bar__star {
    color: var(--text-muted);
    font-size: 18px;
    cursor: pointer;
    -webkit-text-stroke: 1.2px var(--text-muted);
    color: transparent;
}

.pair-bar__star.is-active {
    color: var(--accent);
    -webkit-text-stroke: 1.2px var(--accent);
}

.pair-bar__name {
    font-size: 20px;
    font-weight: 700;
}

.pair-stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 0 0 auto;
}

.pair-stat__label {
    font-size: 11px;
    color: var(--text-muted);
}

.pair-stat__value {
    font-size: 13px;
    font-weight: 500;
    font-variant-numeric: tabular-nums;
}

.pair-stat__value.up {
    color: var(--bid);
}

.pair-stat__value.down {
    color: var(--ask);
}

/* ---------- Layout ---------- */
.trade-layout {
    flex: 1 1 auto;
    min-height: 0;
    display: grid;
    grid-template-columns: 300px minmax(0, 1fr) 320px;
    gap: 1px;
    background: var(--border);
}

.panel {
    background: var(--panel-bg);
    display: flex;
    flex-direction: column;
    min-height: 0;
    min-width: 0;
    overflow: hidden;
}

/* ---------- Panel tabs ---------- */
.panel-tabs {
    display: flex;
    gap: 18px;
    padding: 0 12px;
    border-bottom: 1px solid var(--border);
    flex: 0 0 auto;
}

.panel-tab {
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-muted);
    padding: 12px 0;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
}

.panel-tab:hover {
    color: var(--text);
}

.panel-tab.is-active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

.panel-view {
    display: flex;
    flex-direction: column;
    flex: 1 1 auto;
    min-height: 0;
}

.panel-view[hidden] {
    display: none;
}

/* ---------- Order book ---------- */
.book-controls {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    flex: 0 0 auto;
}

.book-status {
    font-size: 11px;
    color: var(--text-muted);
    margin-right: auto;
}

.mini-select {
    height: 24px;
    padding: 0 4px;
    border: 1px solid var(--border-strong);
    border-radius: 4px;
    background: var(--bg);
    color: var(--text);
    font-size: 11px;
}

.book-cols {
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr;
    padding: 4px 12px;
    font-size: 11px;
    color: var(--text-muted);
    flex: 0 0 auto;
}

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

.book-side {
    flex: 1 1 0;
    min-height: 0;
    overflow-y: auto;
    overflow-x: hidden;
}

.book-side::-webkit-scrollbar,
.trade-list::-webkit-scrollbar {
    width: 6px;
}

.book-side::-webkit-scrollbar-thumb,
.trade-list::-webkit-scrollbar-thumb {
    background: var(--border-strong);
    border-radius: 3px;
}

.ob-row {
    position: relative;
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr;
    padding: 0 12px;
    font-size: 12px;
    line-height: 20px;
    font-variant-numeric: tabular-nums;
}

.ob-row .ob-bar {
    position: absolute;
    top: 0;
    bottom: 0;
    right: 0;
    opacity: 0.14;
    pointer-events: none;
}

.ob-row--bid .ob-bar {
    background: var(--bid);
}

.ob-row--ask .ob-bar {
    background: var(--ask);
}

.ob-row .ob-price {
    text-align: left;
    z-index: 1;
}

.ob-row .ob-amt,
.ob-row .ob-total {
    text-align: right;
    z-index: 1;
    color: var(--text);
}

.ob-row--bid .ob-price {
    color: var(--bid);
}

.ob-row--ask .ob-price {
    color: var(--ask);
}

.ob-row:hover {
    background: var(--row-hover);
}

.book-mid {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 6px 12px;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    flex: 0 0 auto;
}

.book-mid__price {
    font-size: 18px;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}

.book-mid__price.up {
    color: var(--bid);
}

.book-mid__price.down {
    color: var(--ask);
}

.book-mid__spread {
    margin-left: auto;
    font-size: 11px;
    color: var(--text-muted);
}

/* ---------- Trades list ---------- */
.trade-list {
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
}

.tr-row {
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr;
    padding: 0 12px;
    font-size: 12px;
    line-height: 20px;
    font-variant-numeric: tabular-nums;
}

.tr-row .tr-amt,
.tr-row .tr-time {
    text-align: right;
    color: var(--text-muted);
}

.tr-row--buy .tr-price {
    color: var(--bid);
}

.tr-row--sell .tr-price {
    color: var(--ask);
}

/* ---------- Chart ---------- */
.chart-toolbar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 5px 10px;
    border-bottom: 1px solid var(--border);
    flex: 0 0 auto;
}

.chart-pills {
    display: flex;
    gap: 2px;
}

.chart-pill {
    background: transparent;
    border: none;
    border-radius: 4px;
    color: var(--text-muted);
    padding: 5px 10px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
}

.chart-pill:hover {
    color: var(--text);
}

.chart-pill.is-active {
    color: var(--accent);
    font-weight: 700;
}

.panel--chart {
    border-right: none;
}

.chart-container {
    flex: 1 1 0;
    min-height: 0;
    height: auto;
    width: 100%;
    position: relative;
}

.chart-container:not(.is-ready)::after {
    content: "Loading chart\2026";
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 13px;
}

/* ---------- Order form ---------- */
.order-tabs {
    display: flex;
    border-bottom: 1px solid var(--border);
    flex: 0 0 auto;
}

.order-tab {
    flex: 1 1 0;
    padding: 12px 0;
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-muted);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
}

.order-tab--buy.is-active {
    color: var(--bid);
    border-bottom-color: var(--bid);
}

.order-tab--sell.is-active {
    color: var(--ask);
    border-bottom-color: var(--ask);
}

.order-body {
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
    padding: 14px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.order-types {
    display: flex;
    gap: 16px;
    font-size: 12px;
}

.otype {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    padding: 0;
}

.otype.is-active {
    color: var(--accent);
}

.order-field {
    display: flex;
    align-items: center;
    border: 1px solid var(--border-strong);
    border-radius: 6px;
    background: var(--bg);
    height: 40px;
    padding: 0 12px;
}

.order-field__label {
    font-size: 12px;
    color: var(--text-muted);
    width: 58px;
    flex: 0 0 auto;
}

.order-field__input {
    display: flex;
    align-items: center;
    flex: 1 1 auto;
    gap: 8px;
}

.order-field__input input {
    flex: 1 1 auto;
    min-width: 0;
    border: none;
    background: transparent;
    color: var(--text);
    font-size: 14px;
    text-align: right;
    outline: none;
    font-variant-numeric: tabular-nums;
}

.order-field__input em {
    font-style: normal;
    font-size: 12px;
    color: var(--text-muted);
    flex: 0 0 auto;
}

.order-slider {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-muted);
    font-size: 11px;
}

.order-slider input[type="range"] {
    flex: 1 1 auto;
    accent-color: var(--accent);
}

.order-percents {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
}

.order-percents button {
    height: 28px;
    border: 1px solid var(--border-strong);
    border-radius: 4px;
    background: var(--bg);
    color: var(--text-muted);
    font-size: 12px;
    cursor: pointer;
}

.order-percents button:hover {
    color: var(--text);
    border-color: var(--text-muted);
}

.order-avail {
    font-size: 12px;
    color: var(--text-muted);
}

.order-demo {
    font-style: normal;
    opacity: 0.7;
}

.order-submit {
    height: 40px;
    border: none;
    border-radius: 6px;
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
}

.order-submit--buy {
    background: var(--bid);
}

.order-submit--sell {
    background: var(--ask);
}

.order-submit:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.order-note {
    margin: 0;
    font-size: 11px;
    color: var(--text-muted);
    text-align: center;
}

/* ---------- Responsive ---------- */
@media (max-width: 1180px) {
    .trade-layout {
        grid-template-columns: 260px minmax(0, 1fr) 280px;
    }
}

@media (max-width: 980px) {
    .trade-layout {
        grid-template-columns: 260px minmax(0, 1fr);
    }

    .panel--order {
        display: none;
    }
}

@media (max-width: 860px) {
    body.trade-body .nav-search {
        display: none;
    }
}

@media (max-width: 760px) {
    body.trade-body {
        height: auto;
        overflow: auto;
    }

    .trade-layout {
        grid-template-columns: 1fr;
        grid-auto-rows: minmax(340px, auto);
    }

    .panel--order {
        display: flex;
    }
}