:root {
    --bg-color: #0d1117;
    --card-bg: #161b22;
    --text-main: #c9d1d9;
    --text-muted: #8b949e;
    --border-color: #30363d;
    --accent-color: #58a6ff;
    --positive-color: #3fb950;
    --negative-color: #f85149;
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    font-family: var(--font-family);
    line-height: 1.5;
    padding: 20px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

header {
    margin-bottom: 30px;
}

h1 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 20px;
}

.summary-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 20px;
    text-align: center;
}

.card h3 {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 10px;
    text-transform: uppercase;
    font-weight: 500;
}

.card .value {
    font-size: 24px;
    font-weight: 700;
}


.tables-wrapper {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    align-items: flex-start;
}

.client-table-container {
    flex: 1;
    min-width: 300px;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    overflow-x: auto;
    padding: 0;
}

.client-table-container h2 {
    font-size: 16px;
    padding: 15px;
    margin: 0;
    border-bottom: 1px solid var(--border-color);
    color: var(--accent-color);
    text-align: center;
}

.table-container {
    /* Deprecated, kept for backward compatibility if needed, though replaced in HTML */
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

th,
td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    background-color: var(--card-bg);
    color: var(--text-muted);
    font-weight: 600;
    white-space: nowrap;
}

tr:last-child td {
    border-bottom: none;
}

tr:hover {
    background-color: rgba(255, 255, 255, 0.02);
}

.symbol {
    color: var(--accent-color);
    font-weight: 500;
}

.positive {
    color: var(--positive-color);
}

.negative {
    color: var(--negative-color);
}

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

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

.error-message {
    background-color: rgba(248, 81, 73, 0.1);
    color: var(--negative-color);
    border: 1px solid var(--negative-color);
    padding: 15px;
    border-radius: 6px;
    margin-bottom: 20px;
}

/* New Styles for Expiry Table */
.summary-row {
    font-weight: 800;
    border-bottom: 2px solid var(--border-color);
    background-color: rgba(255, 255, 255, 0.05);
}

.summary-row td {
    font-size: 16px;
}

td {
    text-align: center;
    /* Center align all data */
}

th {
    text-align: center;
}

.positive-bg {
    background-color: rgba(63, 185, 80, 0.2);
    /* Green background */
    color: #4cd964;
    font-weight: 600;
}

.negative-bg {
    background-color: rgba(248, 81, 73, 0.2);
    /* Red background */
    color: #ff6a60;
    font-weight: 600;
}

/* Override previous specific text-only colors if needed, but these classes are new */