/**
 * Exchange UI — Betfair / Diamond Exchange inspired styling.
 * Frontend-only; does not change betting logic or API contracts.
 */

:root {
    --ex-back: #72bbef;
    --ex-back-hover: #5aacf0;
    --ex-back-text: #1a1a2e;
    --ex-lay: #faa9ba;
    --ex-lay-hover: #f89eb2;
    --ex-lay-text: #1a1a2e;
    --ex-market-bg: #1e293b;
    --ex-market-header: #0f172a;
    --ex-row-alt: rgba(255, 255, 255, 0.03);
    --ex-border: rgba(255, 255, 255, 0.1);
    --ex-runner-text: #e2e8f0;
    --ex-muted: #94a3b8;
    --ex-tab-active: #3b82f6;
}

/* ─── Page shell ─────────────────────────────────────────────────────────── */
.exchange-layout .main-body-area {
    padding-top: 0.5rem;
}

.exchange-layout .ex-sidebar {
    font-size: 0.8125rem;
}

.exchange-layout .ex-sidebar .list-heading {
    font-size: 0.6875rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--ex-muted);
}

/* ─── Exchange tabs (Match Odds / Fancy) ─────────────────────────────────── */
.ex-tabs {
    border-bottom: 1px solid var(--ex-border);
    gap: 0.25rem;
}

.ex-tabs .nav-link {
    color: var(--ex-muted);
    font-size: 0.875rem;
    font-weight: 600;
    border: none;
    border-radius: 4px 4px 0 0;
    padding: 0.5rem 1rem;
    background: transparent;
}

.ex-tabs .nav-link:hover {
    color: var(--ex-runner-text);
    background: rgba(255, 255, 255, 0.04);
}

.ex-tabs .nav-link.active {
    color: #fff;
    background: var(--ex-tab-active);
}

/* ─── Match header bar ───────────────────────────────────────────────────── */
.ex-match-header {
    background: var(--ex-market-header);
    border: 1px solid var(--ex-border);
    border-radius: 4px 4px 0 0;
    padding: 0.625rem 1rem;
    margin-bottom: 0;
}

.ex-match-header__title {
    color: #fff;
    font-size: 1rem;
    font-weight: 600;
    margin: 0;
}

.ex-match-header__meta {
    color: var(--ex-muted);
    font-size: 0.75rem;
    margin-top: 0.125rem;
}

/* ─── Market panel ───────────────────────────────────────────────────────── */
.ex-market {
    background: var(--ex-market-bg);
    border: 1px solid var(--ex-border);
    border-top: none;
    margin-bottom: 0.75rem;
}

.ex-market:first-of-type {
    border-top: 1px solid var(--ex-border);
}

.ex-market__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    background: rgba(0, 0, 0, 0.2);
    padding: 0.5rem 0.75rem;
    border-bottom: 1px solid var(--ex-border);
}

.ex-market__title {
    color: var(--ex-runner-text);
    font-size: 0.8125rem;
    font-weight: 600;
    margin: 0;
}

.ex-market__grid {
    width: 100%;
}

.ex-market__head-row,
.ex-market__runner-row {
    display: grid;
    grid-template-columns: 1fr 72px;
    align-items: stretch;
    min-height: 36px;
}

.ex-market__head-row--fancy {
    grid-template-columns: 1fr 64px 64px;
}

.ex-market__runner-row--fancy {
    grid-template-columns: 1fr 64px 64px;
}

.ex-market__head-row {
    background: rgba(0, 0, 0, 0.25);
    border-bottom: 1px solid var(--ex-border);
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--ex-muted);
}

.ex-market__head-row > div,
.ex-market__runner-row > div {
    padding: 0.25rem 0.5rem;
    display: flex;
    align-items: center;
}

.ex-market__head-row .ex-market__price-col {
    justify-content: center;
}

.ex-market__runner-row {
    border-bottom: 1px solid var(--ex-border);
}

.ex-market__runner-row:nth-child(even) {
    background: var(--ex-row-alt);
}

.ex-market__runner-row:last-child {
    border-bottom: none;
}

.ex-market__runner-name {
    color: var(--ex-runner-text);
    font-size: 0.8125rem;
    font-weight: 500;
    line-height: 1.3;
    word-break: break-word;
}

.ex-market__runner-line {
    display: block;
    color: var(--ex-muted);
    font-size: 0.75rem;
    margin-top: 0.125rem;
}

.ex-market__price-col--back {
    color: var(--ex-back-text);
}

.ex-market__price-col--lay {
    color: var(--ex-lay-text);
}

/* ─── Price cells (Back / Lay) ───────────────────────────────────────────── */
.ex-price {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 34px;
    padding: 0.125rem 0.25rem;
    border-radius: 3px;
    text-decoration: none !important;
    transition: background-color 0.15s ease, transform 0.1s ease;
    cursor: pointer;
    border: 1px solid transparent;
}

.ex-price--back {
    background: var(--ex-back);
    color: var(--ex-back-text);
}

.ex-price--back:hover,
.ex-price--back:focus {
    background: var(--ex-back-hover);
    color: var(--ex-back-text);
}

.ex-price--lay {
    background: var(--ex-lay);
    color: var(--ex-lay-text);
    pointer-events: none;
    opacity: 0.45;
}

.ex-price__value {
    font-size: 0.875rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    line-height: 1.1;
}

.ex-price__size {
    font-size: 0.625rem;
    opacity: 0.75;
    font-variant-numeric: tabular-nums;
}

.ex-price.odds-price-flash-up {
    animation: ex-flash-up 1s ease-out;
}

.ex-price.odds-price-flash-down {
    animation: ex-flash-down 1s ease-out;
}

@keyframes ex-flash-up {
    0% { background-color: #2563eb; color: #fff; }
    100% { background-color: var(--ex-back); color: var(--ex-back-text); }
}

@keyframes ex-flash-down {
    0% { background-color: #db2777; color: #fff; }
    100% { background-color: var(--ex-back); color: var(--ex-back-text); }
}

@media (prefers-reduced-motion: reduce) {
    .ex-price.odds-price-flash-up,
    .ex-price.odds-price-flash-down {
        animation: none;
    }
}

.ex-market.market-suspended {
    opacity: 0.55;
    pointer-events: none;
}

.ex-market.market-suspended .market-suspended-badge {
    display: inline-block !important;
}

/* ─── Event list (homepage) ──────────────────────────────────────────────── */
.ex-event-list {
    margin-top: 0.5rem;
}

.ex-event {
    background: var(--ex-market-bg);
    border: 1px solid var(--ex-border);
    border-radius: 4px;
    margin-bottom: 0.5rem;
    overflow: hidden;
}

.ex-event__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    background: var(--ex-market-header);
    border-bottom: 1px solid var(--ex-border);
}

.ex-event__teams {
    color: #fff;
    font-size: 0.875rem;
    font-weight: 600;
    margin: 0;
}

.ex-event__teams a {
    color: inherit;
    text-decoration: none;
}

.ex-event__teams a:hover {
    color: var(--ex-back);
}

.ex-event__meta {
    color: var(--ex-muted);
    font-size: 0.75rem;
}

.ex-event__badge-live {
    display: inline-block;
    background: #dc2626;
    color: #fff;
    font-size: 0.625rem;
    font-weight: 700;
    padding: 0.125rem 0.375rem;
    border-radius: 3px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-right: 0.375rem;
}

.ex-event__body {
    padding: 0.5rem 0.75rem 0.625rem;
}

.ex-event__market-label {
    color: var(--ex-muted);
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 0.375rem;
}

.ex-event__runners {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: 0.375rem;
}

.ex-event__runner {
    text-align: center;
}

.ex-event__runner-name {
    color: var(--ex-muted);
    font-size: 0.75rem;
    margin-bottom: 0.25rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.ex-event__runner .ex-price {
    min-height: 40px;
}

.ex-event__more {
    text-align: center;
    padding: 0.5rem;
    border-top: 1px solid var(--ex-border);
}

.ex-event__more a {
    color: var(--ex-back);
    font-size: 0.8125rem;
    font-weight: 600;
    text-decoration: none;
}

.ex-event__more a:hover {
    text-decoration: underline;
}

/* ─── Open bets panel ────────────────────────────────────────────────────── */
.ex-open-bets {
    background: var(--ex-market-bg);
    border: 1px solid var(--ex-border);
    border-radius: 4px;
    margin-bottom: 0.75rem;
    overflow: hidden;
}

.ex-open-bets__header {
    background: rgba(0, 0, 0, 0.25);
    padding: 0.5rem 0.75rem;
    border-bottom: 1px solid var(--ex-border);
    color: #fff;
    font-size: 0.8125rem;
    font-weight: 600;
    margin: 0;
}

.ex-open-bets__row {
    display: grid;
    grid-template-columns: 1fr auto auto;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    border-bottom: 1px solid var(--ex-border);
    font-size: 0.8125rem;
}

.ex-open-bets__row:last-child {
    border-bottom: none;
}

.ex-open-bets__selection {
    color: var(--ex-runner-text);
}

.ex-open-bets__stake {
    color: var(--ex-muted);
    font-variant-numeric: tabular-nums;
}

.ex-open-bets__return {
    color: var(--ex-back);
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}

/* ─── Fancy market type accordion ────────────────────────────────────────── */
.ex-fancy-group__toggle {
    display: block;
    width: 100%;
    background: rgba(0, 0, 0, 0.3);
    color: var(--ex-runner-text) !important;
    font-size: 0.8125rem;
    font-weight: 600;
    padding: 0.5rem 0.75rem;
    border-bottom: 1px solid var(--ex-border);
    text-decoration: none !important;
}

.ex-fancy-group__toggle:hover {
    background: rgba(255, 255, 255, 0.05);
}

/* ─── Bet slip dock (exchange polish) ────────────────────────────────────── */
.exchange-layout .bet-slip-dock {
    background: var(--ex-market-bg) !important;
    border: 1px solid var(--ex-border) !important;
    border-radius: 4px;
}

.exchange-layout .bet-slip-dock .offcanvas-header,
.exchange-layout .bet-slip-dock .modal-title-cust {
    background: var(--ex-market-header);
    border-bottom: 1px solid var(--ex-border);
}

.exchange-layout .bet-slip-dock .offcanvas-title {
    font-size: 0.875rem;
    font-weight: 600;
}

/* ─── Mobile ─────────────────────────────────────────────────────────────── */
@media (max-width: 991.98px) {
    .ex-market__head-row,
    .ex-market__runner-row {
        grid-template-columns: 1fr 64px;
    }

    .ex-market__head-row--fancy,
    .ex-market__runner-row--fancy {
        grid-template-columns: 1fr 56px 56px;
    }

    .ex-price {
        min-height: 40px;
    }

    .ex-event__runners {
        grid-template-columns: 1fr 1fr;
    }
}