:root {
    --bg-color: #0f172a;
    --text-color: #f8fafc;
    --card-bg: rgba(30, 41, 59, 0.7);
    --card-border: rgba(255, 255, 255, 0.1);
    --accent-color: #38bdf8;
    --success-color: #4ade80;
    --danger-color: #f87171;
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

body {
    background: var(--bg-color);
    color: var(--text-color);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow-x: hidden;
}

.background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: radial-gradient(circle at 10% 20%, rgb(30, 41, 59) 0%, rgb(15, 23, 42) 90%);
}

.container {
    width: 90%;
    max-width: 1200px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

header {
    text-align: center;
    margin-bottom: 2rem;
}

h1 {
    font-size: 3rem;
    background: linear-gradient(to right, var(--accent-color), #818cf8);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 20px rgba(56, 189, 248, 0.3);
}

.card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: var(--glass-shadow);
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
}

.dashboard {
    display: flex;
    justify-content: center;
}

.balance-info {
    display: flex;
    justify-content: space-around;
    gap: 2rem;
    margin-top: 1rem;
}

.info-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.label {
    font-size: 0.9rem;
    color: #94a3b8;
    margin-bottom: 0.5rem;
}

.value {
    font-size: 1.5rem;
    font-weight: 700;
}

.game-area {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

@media (max-width: 768px) {
    .game-area {
        grid-template-columns: 1fr;
    }
}

h2 {
    margin-bottom: 1.5rem;
    color: var(--accent-color);
    border-bottom: 1px solid var(--card-border);
    padding-bottom: 0.5rem;
}

/* Stock List Item Styles */
.stock-item {
    background: rgba(255, 255, 255, 0.05);
    padding: 1rem;
    margin-bottom: 1rem;
    border-radius: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 1px solid transparent;
    transition: all 0.2s;
}

.stock-item:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--accent-color);
}

.stock-info {
    display: flex;
    flex-direction: column;
}

.stock-name {
    font-weight: bold;
    font-size: 1.1rem;
}

.stock-symbol {
    font-size: 0.8rem;
    color: #94a3b8;
}

.stock-price-container {
    text-align: right;
}

.stock-price {
    font-size: 1.2rem;
    font-weight: bold;
}

.stock-change {
    font-size: 0.9rem;
    margin-top: 0.2rem;
}

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

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

/* Actions */
.actions {
    margin-top: 0.5rem;
    display: flex;
    gap: 0.5rem;
}

button {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    transition: background 0.2s;
}

.btn-buy {
    background: var(--success-color);
    color: #0f172a;
}

.btn-buy:hover {
    background: #22c55e;
}

.btn-sell {
    background: var(--danger-color);
    color: #0f172a;
}

.btn-sell:hover {
    background: #ef4444;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.stock-item {
    animation: fadeIn 0.5s ease-out;
}