/* web/css/styles.css */
:root {
    --primary-color: #2563eb;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --dark-color: #1f2937;
    --light-color: #f3f4f6;
    --border-color: #e5e7eb;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: #f9fafb;
    color: var(--dark-color);
    line-height: 1.6;
}

/* Navbar */
.navbar {
    background: white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    text-decoration: none;
    color: var(--dark-color);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    transition: all 0.2s;
}

.nav-menu a:hover {
    background: var(--light-color);
}

.nav-menu a.active {
    background: var(--primary-color);
    color: white;
}

/* Container principal */
.container {
    max-width: 1400px;
    margin: 2rem auto;
    padding: 0 2rem;
}

/* Cards de resumen */
.summary-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.card {
    background: white;
    padding: 1.5rem;
    border-radius: 0.5rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    transition: transform 0.2s;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.card h3 {
    font-size: 0.875rem;
    color: #6b7280;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.card-value {
    font-size: 2rem;
    font-weight: bold;
    color: var(--dark-color);
}

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

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

/* Alertas */
.alerts-section {
    background: white;
    padding: 1.5rem;
    border-radius: 0.5rem;
    margin-bottom: 2rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.alerts-section h2 {
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.alerts-list {
    max-height: 200px;
    overflow-y: auto;
}

.alert-item {
    background: #fee2e2;
    color: #991b1b;
    padding: 0.75rem;
    margin-bottom: 0.5rem;
    border-radius: 0.375rem;
    border-left: 4px solid var(--danger-color);
}

.no-alerts {
    color: var(--success-color);
    font-weight: 500;
}

/* Gráficos */
.chart-section {
    background: white;
    padding: 1.5rem;
    border-radius: 0.5rem;
    margin-bottom: 2rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.chart-controls {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.chart-controls select {
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    background: white;
}

#mainChart {
    height: 400px;
    width: 100%;
}

/* Tabla */
.table-section {
    background: white;
    padding: 1.5rem;
    border-radius: 0.5rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.table-section h2 {
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th {
    text-align: left;
    padding: 0.75rem;
    background: var(--light-color);
    font-weight: 600;
    font-size: 0.875rem;
    color: #6b7280;
}

td {
    padding: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

tr:hover {
    background: #f9fafb;
}

.loading, .no-data {
    text-align: center;
    color: #6b7280;
    padding: 2rem;
}

/* Badges de señal */
.signal-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.signal-strong-buy {
    background: #10b981;
    color: white;
}

.signal-buy {
    background: #6ee7b7;
    color: #065f46;
}

.signal-neutral {
    background: #9ca3af;
    color: white;
}

.signal-sell {
    background: #fca5a5;
    color: #991b1b;
}

.signal-strong-sell {
    background: #ef4444;
    color: white;
}

/* Botones */
.btn-small {
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 0.25rem;
    background: white;
    cursor: pointer;
    margin-right: 0.25rem;
}

.btn-small:hover {
    background: var(--light-color);
}

.btn-primary {
    background: var(--primary-color);
    color: white;
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 0.375rem;
    cursor: pointer;
    font-weight: 500;
}

.btn-primary:hover {
    background: #1d4ed8;
}

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Análisis */
.analysis-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.selector-container {
    display: flex;
    gap: 1rem;
}

.selector-container select {
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    min-width: 200px;
}

.analysis-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.price-card, .signal-card, .sr-card {
    background: white;
    padding: 1.5rem;
    border-radius: 0.5rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.price-card h3, .signal-card h3, .sr-card h3 {
    font-size: 0.875rem;
    color: #6b7280;
    margin-bottom: 0.5rem;
}

#current-price {
    font-size: 2rem;
    font-weight: bold;
    color: var(--dark-color);
}

.change {
    font-size: 0.875rem;
}

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

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

#signal-text {
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.indicators-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.indicator-card {
    background: white;
    padding: 1.5rem;
    border-radius: 0.5rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.indicator-card h4 {
    margin-bottom: 0.5rem;
    color: #6b7280;
}

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

.indicator-status {
    margin-top: 0.5rem;
    font-size: 0.875rem;
}

.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 1.5rem;
}

.chart-container {
    background: white;
    padding: 1.5rem;
    border-radius: 0.5rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.chart-container h3 {
    margin-bottom: 1rem;
}

/* Configuración */
.config-section {
    background: white;
    padding: 1.5rem;
    border-radius: 0.5rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    margin-bottom: 2rem;
}

.config-section h2 {
    margin-bottom: 1rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.operacion-item {
    background: var(--light-color);
    padding: 1rem;
    margin-bottom: 0.5rem;
    border-radius: 0.375rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.operacion-actions {
    display: flex;
    gap: 0.5rem;
}

.btn-danger {
    background: var(--danger-color);
    color: white;
    border: none;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    cursor: pointer;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .summary-cards {
        grid-template-columns: 1fr;
    }
    
    .analysis-header {
        flex-direction: column;
        gap: 1rem;
    }
    
    .charts-grid {
        grid-template-columns: 1fr;
    }
}