/* ThinkorSwim Dark Theme — Options Simulator */
@import url('https://fonts.googleapis.com/css2?family=Roboto+Mono:wght@300;400;500;700&display=swap');

:root {
    --bg-primary: #1a1a2e;
    --bg-card: #16213e;
    --bg-active: #0f3460;
    --bg-input: #0d1b2a;
    --green: #00e676;
    --red: #ff1744;
    --blue: #2196f3;
    --yellow: #ffd600;
    --text-primary: #e0e0e0;
    --text-secondary: #90a4ae;
    --text-muted: #546e7a;
    --border: #263238;
    --border-light: #37474f;
}

* { box-sizing: border-box; }

body {
    background-color: var(--bg-primary) !important;
    color: var(--text-primary) !important;
    font-family: 'Roboto Mono', monospace !important;
    font-size: 14px;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--blue); }

/* Card containers */
.sim-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 10px;
    margin-bottom: 8px;
}

.sim-card-header {
    color: var(--blue);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding-bottom: 6px;
    margin-bottom: 8px;
    border-bottom: 1px solid var(--border);
}

/* Symbol Bar */
.symbol-bar {
    background: linear-gradient(180deg, #16213e 0%, #1a1a2e 100%);
    border-bottom: 2px solid var(--blue);
    padding: 8px 16px;
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.symbol-input input {
    background: var(--bg-input) !important;
    border: 2px solid var(--blue) !important;
    color: #ffffff !important;
    font-family: 'Roboto Mono', monospace !important;
    font-size: 20px !important;
    font-weight: 700 !important;
    text-transform: uppercase;
    width: 140px;
    padding: 6px 12px !important;
    border-radius: 4px !important;
    text-align: center;
}

.symbol-input input:focus {
    border-color: var(--yellow) !important;
    box-shadow: 0 0 8px rgba(255,214,0,0.3) !important;
}

.go-btn {
    background: var(--blue) !important;
    color: white !important;
    font-weight: 700 !important;
    font-size: 14px !important;
    padding: 8px 20px !important;
    border: none !important;
    border-radius: 4px !important;
    cursor: pointer !important;
    font-family: 'Roboto Mono', monospace !important;
}

.go-btn:hover {
    background: #1976d2 !important;
}

/* Live price display */
.live-price {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

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

.price-change {
    font-size: 13px;
    font-weight: 500;
}

.quote-label {
    color: var(--text-muted);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.quote-value {
    color: var(--text-primary);
    font-size: 13px;
    font-weight: 500;
}

/* Account summary */
.account-item {
    text-align: center;
    padding: 0 10px;
}

.account-label {
    color: var(--text-muted);
    font-size: 9px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.account-value {
    font-size: 14px;
    font-weight: 700;
}

/* Options Chain */
.chain-container {
    overflow-x: auto;
    overflow-y: auto;
    max-height: 480px;
    -webkit-overflow-scrolling: touch;
}

.chain-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 11px;
    table-layout: fixed;
}

.chain-table th {
    background: #0d1b2a;
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 5px 4px;
    text-align: right;
    border-bottom: 2px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 10;
}

.chain-table th.strike-header {
    text-align: center;
    background: #1a237e;
    color: var(--yellow);
    font-size: 11px;
    font-weight: 700;
}

.chain-table th.calls-header {
    text-align: center;
    color: var(--green);
    border-bottom-color: var(--green);
}

.chain-table th.puts-header {
    text-align: center;
    color: var(--red);
    border-bottom-color: var(--red);
}

.chain-table td {
    padding: 3px 4px;
    text-align: right;
    border-bottom: 1px solid #1a2332;
    color: var(--text-primary);
    white-space: nowrap;
    cursor: default;
    font-variant-numeric: tabular-nums;
}

.chain-table td.strike-cell {
    text-align: center;
    font-weight: 700;
    color: var(--text-primary);
    background: #0d1b3a;
    font-size: 14px;
    border-left: 2px solid var(--border-light);
    border-right: 2px solid var(--border-light);
}

.chain-table tr.atm-row td {
    background: rgba(255, 214, 0, 0.08) !important;
}

.chain-table tr.atm-row td.strike-cell {
    background: rgba(255, 214, 0, 0.25) !important;
    color: var(--yellow) !important;
}

.chain-table tr.itm-call td:not(.strike-cell):nth-child(-n+7) {
    background: rgba(0, 230, 118, 0.04);
}

.chain-table tr.itm-put td:not(.strike-cell):nth-child(n+9) {
    background: rgba(0, 230, 118, 0.04);
}

.chain-table tr:hover td {
    background: rgba(33, 150, 243, 0.08) !important;
}

/* Clickable bid/ask cells */
.chain-table td.clickable-bid,
.chain-table td.clickable-ask {
    cursor: pointer;
    position: relative;
}

.chain-table td.clickable-bid:hover {
    background: rgba(255, 23, 68, 0.2) !important;
    color: var(--red) !important;
    font-weight: 700;
}

.chain-table td.clickable-ask:hover {
    background: rgba(0, 230, 118, 0.2) !important;
    color: var(--green) !important;
    font-weight: 700;
}

/* Expiration dropdown */
.exp-dropdown .Select-control {
    background: var(--bg-input) !important;
    border-color: var(--border) !important;
}

/* Order Ticket */
.order-ticket {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 12px;
}

.order-field label {
    color: var(--text-muted);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
    display: block;
    margin-bottom: 2px;
}

.order-field input,
.order-field select {
    background: var(--bg-input) !important;
    border: 1px solid var(--border) !important;
    color: #ffffff !important;
    font-family: 'Roboto Mono', monospace !important;
    font-size: 13px !important;
    font-weight: 700 !important;
    padding: 6px 8px !important;
    border-radius: 3px !important;
    width: 100%;
    text-align: center;
}

#order-symbol input { color: #2196f3 !important; font-size: 16px !important; }
#order-exp input { color: #ffd600 !important; }
#order-strike input { color: #ffffff !important; font-size: 16px !important; }
#order-limit-price input { color: #ffd600 !important; font-size: 16px !important; }
#order-qty input { color: #ffffff !important; font-size: 16px !important; }

.buy-btn {
    background: var(--green) !important;
    color: #000000 !important;
    font-weight: 700 !important;
    font-size: 14px !important;
    padding: 10px 0 !important;
    width: 100%;
    border: none !important;
    border-radius: 4px !important;
    cursor: pointer !important;
    font-family: 'Roboto Mono', monospace !important;
    letter-spacing: 1px;
}

.buy-btn:hover { background: #00c853 !important; }

.sell-btn {
    background: var(--red) !important;
    color: #ffffff !important;
    font-weight: 700 !important;
    font-size: 14px !important;
    padding: 10px 0 !important;
    width: 100%;
    border: none !important;
    border-radius: 4px !important;
    cursor: pointer !important;
    font-family: 'Roboto Mono', monospace !important;
    letter-spacing: 1px;
}

.sell-btn:hover { background: #d50000 !important; }

/* Positions table */
.positions-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 11px;
}

.positions-table th {
    background: #0d1b2a;
    color: var(--text-secondary);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 5px 6px;
    text-align: right;
    border-bottom: 2px solid var(--border);
}

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

.positions-table td {
    padding: 4px 6px;
    text-align: right;
    border-bottom: 1px solid #1a2332;
    font-variant-numeric: tabular-nums;
}

.positions-table tr:hover td {
    background: rgba(33, 150, 243, 0.06);
}

.pos-profit { color: var(--green); font-weight: 600; }
.pos-loss { color: var(--red); font-weight: 600; }

.close-pos-btn {
    background: transparent !important;
    color: var(--red) !important;
    border: 1px solid var(--red) !important;
    font-size: 10px !important;
    padding: 2px 8px !important;
    border-radius: 3px !important;
    cursor: pointer !important;
    font-family: 'Roboto Mono', monospace !important;
}

.close-pos-btn:hover {
    background: var(--red) !important;
    color: white !important;
}

/* Totals row */
.positions-table tr.totals-row td {
    border-top: 2px solid var(--blue);
    font-weight: 700;
    font-size: 14px;
    padding-top: 6px;
}

/* Ticker tape */
.ticker-tape {
    background: #0d1b2a;
    border-top: 1px solid var(--border);
    padding: 4px 12px;
    font-size: 11px;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
}

.ticker-fill {
    display: inline;
    margin-right: 20px;
    font-weight: 500;
}

.ticker-fill.fill-buy { color: var(--green); }
.ticker-fill.fill-sell { color: var(--red); }

/* Greeks summary */
.greeks-bar {
    display: flex;
    gap: 20px;
    padding: 6px 12px;
    background: #0d1b2a;
    border: 1px solid var(--border);
    border-radius: 4px;
}

.greek-item {
    text-align: center;
}

.greek-label {
    color: var(--text-muted);
    font-size: 9px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.greek-value {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
}

/* Expiring soon warnings */
.exp-warning-yellow { background: rgba(255, 214, 0, 0.1) !important; }
.exp-warning-red { background: rgba(255, 23, 68, 0.15) !important; }

/* Confirmation toast */
.fill-confirm {
    background: var(--bg-active);
    border: 1px solid var(--green);
    border-radius: 4px;
    padding: 8px 12px;
    color: var(--green);
    font-weight: 500;
    font-size: 14px;
}

.fill-confirm-sell {
    border-color: var(--red);
    color: var(--red);
}

/* Dash component overrides */
.Select-control { background: var(--bg-input) !important; }
.Select-menu-outer { background: var(--bg-card) !important; border-color: var(--border) !important; }
.Select-option { background: var(--bg-card) !important; color: var(--text-primary) !important; }
.Select-option.is-focused { background: var(--bg-active) !important; }
.Select-value-label { color: var(--text-primary) !important; }
.Select-placeholder { color: var(--text-muted) !important; }

.dash-dropdown .Select-control {
    background: var(--bg-input) !important;
    border-color: var(--border) !important;
}

/* Make dropdown text visible */
.VirtualizedSelectOption { color: var(--text-primary) !important; }
.VirtualizedSelectFocusedOption { background: var(--bg-active) !important; }

/* dbc overrides */
.form-control, .form-select {
    background-color: var(--bg-input) !important;
    border-color: var(--border) !important;
    color: var(--text-primary) !important;
    font-family: 'Roboto Mono', monospace !important;
    font-size: 12px !important;
}

.card { background-color: var(--bg-card) !important; border-color: var(--border) !important; }

/* Flash animation for price */
@keyframes flash-green {
    0% { background: transparent; }
    50% { background: rgba(0,230,118,0.2); }
    100% { background: transparent; }
}
@keyframes flash-red {
    0% { background: transparent; }
    50% { background: rgba(255,23,68,0.2); }
    100% { background: transparent; }
}
.flash-up { animation: flash-green 0.5s ease-out; }
.flash-down { animation: flash-red 0.5s ease-out; }

/* Status indicator */
.status-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-right: 6px;
}
.status-live {
    background: var(--green);
    box-shadow: 0 0 6px var(--green);
    animation: pulse-dot 2s infinite;
}
.status-closed {
    background: var(--red);
    box-shadow: 0 0 4px var(--red);
}
.status-offline { background: #546e7a; }

@keyframes pulse-dot {
    0%, 100% { opacity: 1; box-shadow: 0 0 6px var(--green); }
    50% { opacity: 0.5; box-shadow: 0 0 2px var(--green); }
}

/* Layout helpers */
.flex-row { display: flex; align-items: center; gap: 8px; }
.flex-grow { flex: 1; }
.text-right { text-align: right; }
.text-center { text-align: center; }
.text-green { color: var(--green); }
.text-red { color: var(--red); }
.text-yellow { color: var(--yellow); }
.text-blue { color: var(--blue); }
.text-muted { color: var(--text-muted); }
.fw-bold { font-weight: 700; }
.fs-small { font-size: 10px; }
.mt-1 { margin-top: 4px; }
.mb-1 { margin-bottom: 4px; }
.px-2 { padding-left: 8px; padding-right: 8px; }

/* Index chart row - 5 equal columns */
.idx-row {
    display: flex;
    gap: 4px;
}
.idx-card {
    flex: 1;
    min-width: 0;
    padding: 4px 6px 2px !important;
}

/* Chain clickable buttons */
.chain-btn {
    background: none;
    border: none;
    padding: 1px 4px;
    font-family: 'Roboto Mono', monospace;
    font-size: 11px;
    cursor: pointer;
    width: 100%;
    text-align: right;
    border-radius: 2px;
    transition: background 0.1s;
}
.chain-bid {
    color: var(--red);
}
.chain-bid:hover {
    background: rgba(255, 23, 68, 0.25);
    color: #fff;
}
.chain-ask {
    color: var(--green);
}
.chain-ask:hover {
    background: rgba(0, 230, 118, 0.25);
    color: #fff;
}

/* ===== ORDER TICKET TOGGLES ===== */
.toggle-btn {
    font-family: 'Roboto Mono', monospace;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 1px;
    padding: 8px 0;
    border: 2px solid var(--border-light);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.15s ease;
    text-align: center;
    background: var(--bg-input);
    color: var(--text-muted);
}
.toggle-btn:hover {
    border-color: var(--blue);
    color: var(--text-primary);
}
.toggle-active-call {
    background: rgba(0, 230, 118, 0.15) !important;
    border-color: var(--green) !important;
    color: var(--green) !important;
    box-shadow: 0 0 8px rgba(0, 230, 118, 0.2);
}
.toggle-active-put {
    background: rgba(255, 23, 68, 0.15) !important;
    border-color: var(--red) !important;
    color: var(--red) !important;
    box-shadow: 0 0 8px rgba(255, 23, 68, 0.2);
}
.toggle-active-blue {
    background: rgba(33, 150, 243, 0.15) !important;
    border-color: var(--blue) !important;
    color: var(--blue) !important;
    box-shadow: 0 0 8px rgba(33, 150, 243, 0.2);
}
.toggle-inactive {
    background: var(--bg-input) !important;
    border-color: var(--border) !important;
    color: var(--text-muted) !important;
}

.ticket-lbl {
    font-size: 9px !important;
    color: var(--text-muted) !important;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 600;
    margin-bottom: 3px !important;
    display: block;
}

/* ===== HEADER BRANDING ===== */
@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;600;700;800;900&display=swap');

.mrk-logo {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    border: 3px solid #ffd600;
    box-shadow: 0 0 20px rgba(255, 214, 0, 0.35), 0 0 40px rgba(255, 214, 0, 0.1), inset 0 0 15px rgba(255, 214, 0, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 14px;
    flex-shrink: 0;
    position: relative;
    background: radial-gradient(circle at 30% 30%, rgba(255,214,0,0.08) 0%, transparent 70%);
}

.mrk-logo::after {
    content: "MRK";
    font-family: 'Orbitron', sans-serif;
    font-weight: 900;
    font-size: 21px;
    background: linear-gradient(180deg, #fff176 0%, #ffd600 40%, #ff8f00 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 2px;
    filter: drop-shadow(0 0 6px rgba(255, 214, 0, 0.6));
}

.mrk-logo::before {
    content: "";
    position: absolute;
    width: 72px;
    height: 72px;
    border-radius: 50%;
    border: 1px solid rgba(255, 214, 0, 0.2);
    box-shadow: 0 0 30px rgba(255, 214, 0, 0.08);
}

.brand-title {
    font-family: 'Orbitron', sans-serif !important;
    font-weight: 900;
    font-size: 20px;
    background: linear-gradient(135deg, #fff176 0%, #ffd600 30%, #ffab00 60%, #ffd600 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 5px;
    line-height: 1.1;
    filter: drop-shadow(0 0 12px rgba(255, 214, 0, 0.4));
}

.brand-subtitle {
    font-family: 'Orbitron', sans-serif !important;
    font-weight: 600;
    font-size: 9px;
    background: linear-gradient(90deg, #546e7a, #90a4ae, #546e7a);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 6px;
    text-transform: uppercase;
    line-height: 1;
    margin-top: 3px;
}

/* ===== LOGIN PAGE ===== */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: var(--bg-primary);
    padding: 20px;
}

.login-card {
    max-width: 440px;
    width: 100%;
    padding: 40px 30px !important;
    border: 1px solid var(--border-light) !important;
    box-shadow: 0 4px 40px rgba(0, 0, 0, 0.5), 0 0 80px rgba(33, 150, 243, 0.05);
}

.auth-input {
    width: 100%;
    background: var(--bg-input) !important;
    border: 2px solid var(--border) !important;
    color: #ffffff !important;
    font-family: 'Roboto Mono', monospace !important;
    font-size: 14px !important;
    padding: 10px 14px !important;
    border-radius: 4px !important;
}

.auth-input:focus {
    border-color: var(--blue) !important;
    box-shadow: 0 0 8px rgba(33, 150, 243, 0.3) !important;
    outline: none !important;
}

/* ===== LOGOUT BUTTON ===== */
.logout-btn {
    background: transparent !important;
    color: var(--text-muted) !important;
    border: 1px solid var(--border-light) !important;
    font-size: 10px !important;
    padding: 3px 10px !important;
    border-radius: 3px !important;
    cursor: pointer !important;
    font-family: 'Roboto Mono', monospace !important;
    letter-spacing: 1px;
    transition: all 0.15s ease;
}

.logout-btn:hover {
    border-color: var(--red) !important;
    color: var(--red) !important;
}

/* ===== TRADE HISTORY ===== */
.trade-history-scroll {
    max-height: 300px;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

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

/* ===== LEADERBOARD ===== */
.leaderboard-table th {
    text-align: center;
}
.leaderboard-table th:nth-child(2) {
    text-align: left;
}
.leaderboard-table td {
    text-align: center;
}
.leaderboard-table td:nth-child(2) {
    text-align: left;
}

/* ===== WATCHLIST ===== */
.watchlist-item {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-bottom: 3px;
}

.watchlist-symbol-btn {
    background: var(--bg-active) !important;
    color: var(--blue) !important;
    border: 1px solid var(--border) !important;
    font-family: 'Roboto Mono', monospace !important;
    font-size: 12px !important;
    font-weight: 700 !important;
    padding: 4px 10px !important;
    border-radius: 3px !important;
    cursor: pointer !important;
    flex: 1;
    text-align: left;
    transition: all 0.1s ease;
    letter-spacing: 1px;
}

.watchlist-symbol-btn:hover {
    background: rgba(33, 150, 243, 0.2) !important;
    border-color: var(--blue) !important;
    color: #ffffff !important;
}

.watchlist-remove-btn {
    background: transparent !important;
    color: var(--text-muted) !important;
    border: 1px solid var(--border) !important;
    font-size: 12px !important;
    padding: 4px 8px !important;
    border-radius: 3px !important;
    cursor: pointer !important;
    font-family: 'Roboto Mono', monospace !important;
    line-height: 1;
    min-width: 28px;
    text-align: center;
}

.watchlist-remove-btn:hover {
    background: var(--red) !important;
    color: white !important;
    border-color: var(--red) !important;
}


/* =================================================================
   MOBILE RESPONSIVE — screens < 768px
   ================================================================= */
@media screen and (max-width: 768px) {
    /* Stack header vertically */
    .symbol-bar {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
        padding: 8px 10px;
    }

    .symbol-bar > div {
        min-width: 100% !important;
    }

    .header-center {
        flex-wrap: wrap !important;
        justify-content: flex-start !important;
    }

    /* Smaller logo */
    .mrk-logo {
        width: 48px;
        height: 48px;
        margin-right: 10px;
    }
    .mrk-logo::after {
        font-size: 15px;
    }
    .mrk-logo::before {
        width: 56px;
        height: 56px;
    }
    .brand-title {
        font-size: 16px;
        letter-spacing: 3px;
    }
    .brand-subtitle {
        font-size: 7px;
        letter-spacing: 4px;
    }

    /* Smaller price display */
    .live-price {
        font-size: 22px;
    }

    /* Stack account items */
    .account-item {
        padding: 0 6px;
    }
    .account-value {
        font-size: 12px;
    }

    /* Index charts: 2-column grid instead of 5 across */
    .idx-row {
        flex-wrap: wrap;
    }
    .idx-card {
        flex: 1 1 48% !important;
        min-width: 45%;
    }

    /* Main content: stack chain and ticket vertically */
    .chain-col,
    .ticket-col {
        flex: 0 0 100% !important;
        max-width: 100% !important;
        width: 100% !important;
    }

    /* Chain table: horizontally scrollable */
    .chain-container {
        max-height: 400px;
    }
    .chain-table {
        table-layout: auto;
        min-width: 700px;
    }

    /* Positions table scroll */
    .positions-table {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    /* Bigger touch targets for buttons */
    .buy-btn,
    .sell-btn {
        padding: 14px 0 !important;
        font-size: 16px !important;
    }

    .go-btn {
        padding: 10px 24px !important;
        font-size: 16px !important;
    }

    .toggle-btn {
        padding: 10px 0;
        font-size: 13px;
    }

    .chain-btn {
        padding: 4px 6px;
        font-size: 12px;
    }

    .close-pos-btn {
        padding: 4px 12px !important;
        font-size: 11px !important;
    }

    .watchlist-symbol-btn {
        padding: 6px 10px !important;
        font-size: 13px !important;
    }

    .watchlist-remove-btn {
        padding: 6px 10px !important;
        font-size: 13px !important;
        min-width: 34px;
    }

    /* Auth page adjustments */
    .login-card {
        padding: 24px 16px !important;
        margin: 10px;
    }

    .auth-input {
        font-size: 16px !important;
        padding: 12px 14px !important;
    }

    /* Trade history table scroll */
    .trade-history-scroll {
        overflow-x: auto;
    }
    .trade-history-table {
        min-width: 500px;
    }

    /* Leaderboard table scroll */
    .leaderboard-table {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    /* Greek bar: wrap */
    .greeks-bar {
        flex-wrap: wrap;
        gap: 10px;
        padding: 6px 8px;
    }
    .greek-item {
        flex: 1 1 45% !important;
    }

    /* Ticker tape: allow wrapping on mobile */
    .ticker-tape {
        white-space: normal;
        font-size: 10px;
    }
}

/* Extra small screens (< 480px) */
@media screen and (max-width: 480px) {
    .idx-card {
        flex: 1 1 100% !important;
        min-width: 100%;
    }

    .symbol-input input {
        width: 100px !important;
        font-size: 16px !important;
    }

    .account-item {
        padding: 0 4px;
    }
    .account-value {
        font-size: 11px;
    }
    .account-label {
        font-size: 8px;
    }
}