:root {
    --primary-color: #1a237e;
    --secondary-color: #0d47a1;
    --background-color: #f5f5f5;
    --widget-background: #ffffff;
    --text-color: #333333;
    --border-color: #e0e0e0;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
}

.container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 20px;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.widget {
    background: var(--widget-background);
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.widget h2 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.market-indicators {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-bottom: 20px;
}

.indicator {
    padding: 15px;
    border-radius: 4px;
    text-align: center;
    background: var(--widget-background);
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    min-height: 100px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.indicator .symbol {
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.indicator .price {
    font-size: 1.2em;
    margin-bottom: 4px;
}

.indicator .change {
    font-size: 0.9rem;
}

.indicator .change.positive {
    color: #4caf50;
}

.indicator .change.negative {
    color: #f44336;
}

.watchlist-controls {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}

.watchlist-controls input {
    flex: 1;
    padding: 8px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
}

.watchlist-controls button {
    padding: 8px 15px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.watchlist-table {
    max-height: 300px;
    overflow-y: auto;
}

canvas {
    width: 100% !important;
    height: 200px !important;
}

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

.site-footer {
    background: var(--widget-background);
    padding: 20px 0;
    margin-top: 40px;
    border-top: 1px solid var(--border-color);
}

.site-footer .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.disclaimer {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 20px;
    line-height: 1.6;
    text-align: justify;
}

.footer-nav {
    text-align: center;
    margin-bottom: 15px;
}

.footer-nav a {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.9rem;
}

.footer-nav a:hover {
    text-decoration: underline;
}

.footer-nav .separator {
    margin: 0 10px;
    color: var(--border-color);
}

.copyright {
    text-align: center;
    font-size: 0.8rem;
    color: #888;
}

.terms-content {
    background: var(--widget-background);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    margin: 20px 0;
}

.terms-content section {
    margin-bottom: 30px;
}

.terms-content h2 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.4rem;
}

.terms-content p {
    margin-bottom: 15px;
    line-height: 1.8;
}

.back-link {
    color: var(--primary-color);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.back-link:hover {
    text-decoration: underline;
}

.watchlist-item {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr auto;
    gap: 1rem;
    padding: 0.5rem;
    border-bottom: 1px solid #eee;
}

.watchlist-item:last-child {
    border-bottom: none;
}

.summary-content {
    padding: 15px;
}

.summary-time {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 15px;
}

.economic-indicators {
    margin-top: 20px;
    padding-top: 15px;
    border-top: 1px solid var(--border-color);
}

.indicator .volume {
    font-size: 0.8rem;
    color: #666;
    margin-top: 5px;
}

.loading {
    opacity: 0.6;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { opacity: 0.6; }
    50% { opacity: 0.3; }
    100% { opacity: 0.6; }
}

.error {
    color: #ff4444;
    font-size: 0.9em;
    padding: 5px;
    margin: 5px 0;
    background-color: rgba(255, 68, 68, 0.1);
    border-radius: 4px;
    text-align: center;
}

.positive {
    color: #00c853;
}

.negative {
    color: #ff4444;
}

.no-data {
    text-align: center;
    padding: 1rem;
    color: #666;
}

.loading-indicator {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.price::after {
    content: attr(data-source);
    font-size: 0.7em;
    color: #666;
    margin-left: 5px;
}

.demo-tag {
    font-size: 0.7em;
    color: #666;
    background-color: #f0f0f0;
    padding: 2px 5px;
    border-radius: 3px;
    margin-left: 5px;
    vertical-align: middle;
}

.summary-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding: 0.5rem;
    background: var(--widget-background);
    border-radius: 4px;
}

.market-state {
    font-weight: bold;
    padding: 0.25rem 0.5rem;
    border-radius: 3px;
    text-transform: uppercase;
    font-size: 0.9em;
}

.market-state.pre-market {
    background: #e3f2fd;
    color: #1565c0;
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

.summary-section {
    background: var(--widget-background);
    padding: 1rem;
    border-radius: 4px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.futures-grid, .markets-grid, .indicators-grid {
    display: grid;
    gap: 0.5rem;
}

.futures-item, .market-item, .indicator {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    align-items: center;
    padding: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

.market-items {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.market-item {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    align-items: center;
    padding: 0.5rem;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9em;
}

.market-item .name {
    font-weight: 500;
}

.market-item:last-child {
    border-bottom: none;
}

.region h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1em;
}

.futures-item .symbol {
    font-weight: bold;
    color: var(--primary-color);
}

.indicator .label {
    font-weight: 500;
    color: var(--text-color);
}

.indicator .value {
    font-family: monospace;
    font-size: 1.1em;
}

.market-overview {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.market-indicator {
    display: grid;
    grid-template-columns: auto 1fr auto auto;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem;
    background: #f8f9fa;
    border-radius: 4px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    transition: background-color 0.3s ease;
}

.market-indicator:hover {
    background-color: #f0f2f5;
}

.market-indicator .symbol {
    font-weight: bold;
    color: #1a237e;
}

.market-indicator .price,
.market-indicator .change,
.market-indicator .volume {
    transition: all 0.2s ease;
}

.market-indicator .price {
    font-size: 1.1em;
}

.market-indicator .change {
    padding: 0.25rem 0.5rem;
    border-radius: 3px;
    font-weight: 500;
}

.market-indicator .change.positive {
    color: #00c853;
    background: rgba(0, 200, 83, 0.1);
}

.market-indicator .change.negative {
    color: #d32f2f;
    background: rgba(211, 47, 47, 0.1);
}

.market-indicator .volume {
    color: #666;
    font-size: 0.9em;
}

.market-indicator .demo-tag {
    font-size: 0.8em;
    color: #666;
    margin-left: 0.5rem;
}

/* Flash animation for updates */
@keyframes flash-update {
    0% { background-color: rgba(255, 255, 0, 0.2); }
    100% { background-color: transparent; }
}

.flash {
    animation: flash-update 1s ease-out;
}