:root {
    --primary: #2962ff;
    --primary-dark: #0039cb;
    --secondary: #00c853;
    --secondary-dark: #009624;
    --danger: #ff1744;
    --warning: #ff9100;
    --dark-bg: #121212;
    --dark-surface: #1e1e1e;
    --dark-card: #252525;
    --text-primary: #ffffff;
    --text-secondary: #b3b3b3;
    --border: #333333;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

header {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    padding: 20px 0;
    border-radius: 10px;
    margin-bottom: 30px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-icon {
    font-size: 2.5rem;
}

.logo-text h1 {
    font-size: 1.8rem;
    font-weight: 600;
}

.logo-text p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
}

.report-info {
    text-align: right;
}

.report-info .report-id {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 5px;
}

.report-info .timestamp {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
}

.loading {
    text-align: center;
    padding: 60px 20px;
}

.spinner {
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top: 4px solid var(--primary);
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

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

.dashboard {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 30px;
}

.card {
    background-color: var(--dark-card);
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.card.full-width {
    grid-column: 1 / -1;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border);
}

.card-title {
    font-size: 1.3rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
}

.card-icon {
    font-size: 1.5rem;
}

.signal-count {
    background-color: var(--primary);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.market-sentiment {
    display: flex;
    justify-content: space-between;
    margin-bottom: 20px;
}

.sentiment-item {
    text-align: center;
    flex: 1;
    padding: 15px;
}

.sentiment-value {
    font-size: 1.8rem;
    font-weight: 700;
    margin: 10px 0;
}

.sentiment-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.bullish {
    color: var(--secondary);
}

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

.neutral {
    color: var(--warning);
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-bottom: 20px;
}

.metric {
    background-color: rgba(255, 255, 255, 0.05);
    padding: 15px;
    border-radius: 8px;
}

.metric-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 5px;
}

.metric-value {
    font-size: 1.3rem;
    font-weight: 600;
}

.signal-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.signal-item {
    background-color: rgba(255, 255, 255, 0.05);
    padding: 15px;
    border-radius: 8px;
    border-left: 4px solid var(--primary);
}

.signal-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
}

.signal-symbol {
    font-weight: 600;
    font-size: 1.1rem;
}

.signal-type {
    background-color: var(--primary);
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
}

.signal-details {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-bottom: 10px;
}

.signal-price {
    font-size: 1.2rem;
    font-weight: 600;
}

.signal-fuzzy {
    display: flex;
    gap: 15px;
}

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

.fuzzy-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.fuzzy-value {
    font-size: 1rem;
    font-weight: 600;
}

.signal-actions {
    display: flex;
    gap: 10px;
    margin-top: 10px;
}

.btn {
    padding: 8px 15px;
    border-radius: 5px;
    border: none;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
}

.btn-secondary {
    background-color: var(--secondary);
    color: white;
}

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--border);
    color: var(--text-primary);
}

.btn:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

.allocation-chart {
    height: 200px;
    margin: 20px 0;
    display: flex;
    align-items: end;
    gap: 10px;
    padding: 20px 0;
}

.allocation-bar {
    flex: 1;
    border-radius: 5px;
    transition: all 0.3s ease;
    position: relative;
    min-height: 20px;
}

.allocation-bar:hover {
    transform: scaleY(1.1);
}

.allocation-bar::after {
    content: attr(data-percentage);
    position: absolute;
    top: -25px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.8);
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 0.8rem;
    white-space: nowrap;
}

.allocation-list {
    margin: 20px 0;
}

.allocation-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
}

.risk-metrics {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-bottom: 20px;
}

.risk-item {
    text-align: center;
    padding: 15px;
    border-radius: 8px;
    background-color: rgba(255, 255, 255, 0.05);
}

.risk-level {
    font-size: 1.5rem;
    font-weight: 600;
    margin: 10px 0;
}

.risk-low {
    color: var(--secondary);
}

.risk-medium {
    color: var(--warning);
}

.risk-high {
    color: var(--danger);
}

.recommendation-list {
    list-style-type: none;
    margin-top: 10px;
}

.recommendation-item {
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 10px;
}

.recommendation-item:before {
    content: "•";
    color: var(--primary);
    font-size: 1.5rem;
}

.recommendation-section {
    margin-bottom: 20px;
}

.error-message {
    text-align: center;
    padding: 60px 20px;
    background-color: var(--dark-card);
    border-radius: 10px;
    border: 1px solid var(--danger);
}

.error-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.error-message h3 {
    color: var(--danger);
    margin-bottom: 10px;
}

footer {
    text-align: center;
    padding: 20px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    border-top: 1px solid var(--border);
    margin-top: 30px;
}

@media (max-width: 1024px) {
    .dashboard {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .metrics-grid, .signal-details, .risk-metrics {
        grid-template-columns: 1fr;
    }
    
    .market-sentiment {
        flex-direction: column;
        gap: 15px;
    }
    
    .signal-actions {
        flex-direction: column;
    }
    
    .allocation-chart {
        flex-direction: column;
        height: auto;
        align-items: stretch;
    }
    
    .allocation-bar {
        height: 40px;
        margin-bottom: 30px;
    }
    
    .allocation-bar::after {
        top: auto;
        bottom: -25px;
    }
}