/* 
 * estilos.css - Sistema de Diseño UI Stock Advisor (Dark Theme Premium)
 */

:root {
    --bg-main: #0B0E14;
    --bg-card: #151922;
    --bg-card-hover: #1E2330;
    --border-color: #262C3A;
    --text-primary: #F0F4F8;
    --text-secondary: #94A3B8;
    --text-muted: #64748B;
    --accent-blue: #38BDF8;
    --accent-indigo: #6366F1;
    --accent-green: #22C55E;
    --accent-red: #EF4444;
    --accent-amber: #F59E0B;
    --accent-purple: #A855F7;
    --glass-bg: rgba(21, 25, 34, 0.75);
    --glass-border: rgba(255, 255, 255, 0.08);
    --shadow-lg: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

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

body {
    background-color: #000306;
    color: var(--text-primary);
    font-family: var(--font-family);
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    width: 100vw;
    box-sizing: border-box;
    transition: width 0.3s ease, margin-right 0.3s ease;
    overflow-x: hidden;
}

body.chat-sidebar-open {
    width: 75vw;
    margin-right: 25vw;
}

/* Header & Navbar */
.navbar {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 2rem;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

#imagenCabecera img {
    width: 100%;
    height: auto;
    display: block;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-primary);
    text-decoration: none;
}

.brand-logo img {
    width: 40px;
}

.brand-badge {
    background: linear-gradient(135deg, var(--accent-indigo), var(--accent-blue));
    color: #FFF;
    font-size: 0.7rem;
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
    list-style: none;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-link:hover,
.nav-link.active {
    color: var(--accent-blue);
}

/* Layout Main Container */
.main-container {
    max-width: 1400px;
    margin: 2rem auto;
    padding: 0 1.5rem;
    flex: 1;
    width: 100%;
}

/* Header de Sección / Dashboard Title */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.page-title {
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

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

/* Tarjetas y Contenedores */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    box-shadow: var(--shadow-lg);
    margin-bottom: 1.5rem;
}

/* Filtros y Barra de Búsqueda */
.filter-bar {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    align-items: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1rem 1.25rem;
    margin-bottom: 1.5rem;
}

.search-group {
    flex: 1;
    min-width: 250px;
    position: relative;
}

.search-input {
    width: 100%;
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0.6rem 1rem 0.6rem 2.5rem;
    color: var(--text-primary);
    font-size: 0.9rem;
    outline: none;
    transition: border-color 0.2s;
}

.search-input:focus {
    border-color: var(--accent-blue);
}

.search-icon {
    position: absolute;
    left: 0.8rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.select-filter {
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0.6rem 1rem;
    color: var(--text-primary);
    font-size: 0.9rem;
    outline: none;
    cursor: pointer;
}

.select-filter:focus {
    border-color: var(--accent-blue);
}

/* Tabla de Valores Financieros */
.table-responsive {
    overflow-x: auto;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.stock-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-card);
    text-align: left;
    font-size: 0.9rem;
}

.stock-table th {
    background: #11151D;
    color: var(--text-secondary);
    font-weight: 600;
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    user-select: none;
    cursor: pointer;
    white-space: nowrap;
}

.stock-table th:hover {
    color: var(--text-primary);
}

.stock-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}

.stock-table tbody tr {
    transition: background 0.15s;
}

.stock-table tbody tr:hover {
    background: var(--bg-card-hover);
}

/* Badges y Etiquetas */
.ticker-link {
    color: var(--accent-blue);
    font-weight: 700;
    text-decoration: none;
}

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

.badge {
    display: inline-block;
    padding: 0.25rem 0.6rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-index {
    background: rgba(99, 102, 241, 0.15);
    color: #818CF8;
    border: 1px solid rgba(99, 102, 241, 0.3);
}

.badge-sector {
    background: rgba(148, 163, 184, 0.1);
    color: var(--text-secondary);
}

/* Badges de Scoring de Calidad */
.score-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    padding: 0.3rem 0.7rem;
    border-radius: 20px;
    min-width: 45px;
}

.score-high {
    background: rgba(34, 197, 94, 0.15);
    color: #4ADE80;
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.score-mid {
    background: rgba(245, 158, 11, 0.15);
    color: #FBBF24;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.score-low {
    background: rgba(239, 68, 68, 0.15);
    color: #F87171;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.score-null {
    background: rgba(100, 116, 139, 0.15);
    color: var(--text-muted);
}

/* Tendencias y Precios */
.price-up {
    color: var(--accent-green);
    font-weight: 600;
}

.price-down {
    color: var(--accent-red);
    font-weight: 600;
}

.price-neutral {
    color: var(--text-secondary);
}

/* Paginación */
.pagination-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.btn-pagination {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s;
}

.btn-pagination:hover:not(:disabled) {
    border-color: var(--accent-blue);
    color: var(--accent-blue);
}

.btn-pagination:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* Ficha de Valor - Layout */
.grid-ficha {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 1.5rem;
}

@media (max-width: 992px) {
    .grid-ficha {
        grid-template-columns: 1fr;
    }
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 1rem;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    margin-top: 0.25rem;
}

/* Contenedor del Gráfico Canvas */
.chart-container {
    position: relative;
    width: 100%;
    height: 450px;
    background: #0D1117;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
}

canvas#stockChart {
    width: 100%;
    height: 100%;
    display: block;
}

/* Leyenda de Geometría Técnica */
.geometry-legend {
    display: flex;
    gap: 1rem;
    margin-top: 0.75rem;
    font-size: 0.85rem;
    flex-wrap: wrap;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.color-dot {
    width: 12px;
    height: 3px;
    border-radius: 2px;
}

.dot-soporte {
    background: var(--accent-green);
}

.dot-resistencia {
    background: var(--accent-red);
}

.dot-alcista {
    background: var(--accent-blue);
}

.dot-bajista {
    background: var(--accent-amber);
}

/* Footer */
.footer {
    border-top: 1px solid var(--border-color);
    padding: 1.5rem 0;
    margin-top: 3rem;
    color: var(--text-muted);
    font-size: 0.85rem;
    text-align: center;
}

/* Botón de Apertura de Modal */
.btn-open-modal {
    background: linear-gradient(135deg, var(--accent-indigo), var(--accent-blue));
    color: #FFF;
    border: none;
    border-radius: var(--radius-sm);
    padding: 0.45rem 0.9rem;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.btn-open-modal:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(56, 189, 248, 0.4);
}

/* Estilos del Modal Interactivo de Análisis Técnico */
.tech-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(11, 14, 20, 0.88);
    backdrop-filter: blur(16px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    opacity: 1;
    transition: opacity 0.25s ease;
}

.tech-modal.hidden {
    opacity: 0;
    pointer-events: none;
}

.tech-modal-content {
    background: #11151E;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 1500px;
    height: 92vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8);
    overflow: hidden;
}

.tech-modal-header {
    background: var(--bg-card);
    padding: 0.9rem 1.25rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.tech-modal-title {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-primary);
}

.tech-toolbar {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tech-tool-btn,
.tech-btn {
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.4rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.tech-tool-btn:hover,
.tech-btn:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
    border-color: var(--accent-blue);
}

.tech-tool-btn.active {
    background: rgba(56, 189, 248, 0.15);
    color: var(--accent-blue);
    border-color: var(--accent-blue);
    font-weight: 600;
    box-shadow: 0 0 10px rgba(56, 189, 248, 0.2);
}

.tech-toolbar-divider {
    width: 1px;
    height: 22px;
    background: var(--border-color);
    margin: 0 0.2rem;
}

.tech-btn-danger {
    color: var(--accent-red);
}

.tech-btn-danger:hover {
    background: rgba(239, 68, 68, 0.15);
    border-color: var(--accent-red);
    color: var(--accent-red);
}

.tech-close-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    line-height: 1;
    padding: 0.2rem 0.5rem;
    border-radius: var(--radius-sm);
}

.tech-close-btn:hover {
    color: #FFF;
    background: rgba(255, 255, 255, 0.1);
}

.tech-modal-body {
    flex: 1;
    position: relative;
    background: #0B0E14;
    overflow: hidden;
}

.tech-canvas-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.tech-canvas-wrapper canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: block;
}

#modalBaseCanvas {
    z-index: 1;
}

#modalOverlayCanvas {
    z-index: 2;
    cursor: crosshair;
}

.tech-modal-footer {
    background: var(--bg-card);
    padding: 0.6rem 1.25rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.82rem;
    color: var(--text-secondary);
}

.tech-status {
    color: var(--accent-blue);
    font-weight: 500;
}

/* Tooltip Contextual OHLCV en el Modal */
.tech-tooltip {
    position: absolute;
    z-index: 10;
    pointer-events: none;
    background: rgba(17, 21, 30, 0.92);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 0.75rem 1rem;
    font-size: 0.8rem;
    color: var(--text-primary);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    transition: opacity 0.1s ease;
    min-width: 180px;
}

.tech-tooltip.hidden {
    opacity: 0;
}

.tech-tooltip-date {
    font-weight: 700;
    color: var(--accent-blue);
    margin-bottom: 0.4rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.3rem;
}

.tech-tooltip-row {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 0.2rem;
}

.tech-tooltip-val {
    font-weight: 600;
    font-family: monospace;
}

/* ==========================================================================
   Estilos específicos para la Sección de Noticias y Sentimiento
   ========================================================================== */

.news-filter-bar {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 0.85rem 1.25rem;
}

.news-pill {
    padding: 0.45rem 1rem;
    border-radius: 20px;
    font-size: 0.825rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    background: var(--bg-main);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.news-pill:hover {
    border-color: var(--accent-blue);
    color: var(--accent-blue);
    transform: translateY(-1px);
}

.news-pill.active {
    background: linear-gradient(135deg, var(--accent-indigo), var(--accent-blue));
    color: #FFFFFF;
    border-color: transparent;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(56, 189, 248, 0.25);
}

.news-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.35rem 1.5rem;
    margin-bottom: 1rem;
    transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.news-card:hover {
    border-color: rgba(56, 189, 248, 0.4);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    transform: translateY(-2px);
}

.news-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
}

.news-card-title {
    font-size: 1.1rem;
    font-weight: 600;
    line-height: 1.4;
    color: var(--text-primary);
    margin: 0;
}

.news-card-title a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.2s;
}

.news-card-title a:hover {
    color: var(--accent-blue);
}

.news-card-body {
    color: var(--text-secondary);
    font-size: 0.925rem;
    line-height: 1.6;
    margin: 0.25rem 0;
}

.news-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    padding-top: 0.75rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.news-meta-group {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex-wrap: wrap;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.btn-read-news {
    background: rgba(56, 189, 248, 0.1);
    color: var(--accent-blue);
    border: 1px solid rgba(56, 189, 248, 0.25);
    border-radius: var(--radius-sm);
    padding: 0.4rem 0.85rem;
    font-size: 0.825rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.btn-read-news:hover {
    background: var(--accent-blue);
    color: #0B0E14;
    border-color: var(--accent-blue);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(56, 189, 248, 0.3);
}

/* Modal Lector de Noticias Completa */
.news-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(11, 14, 20, 0.85);
    backdrop-filter: blur(14px);
    z-index: 2500;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    opacity: 1;
    transition: opacity 0.25s ease;
}

.news-modal-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.news-modal-container {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 800px;
    max-height: 88vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7);
    overflow: hidden;
    animation: newsModalSlideIn 0.3s ease-out;
}

@keyframes newsModalSlideIn {
    from {
        transform: translateY(20px) scale(0.97);
        opacity: 0;
    }

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

.news-modal-header {
    padding: 1.5rem 1.75rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    background: #11151F;
}

.news-modal-title {
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1.4;
    color: var(--text-primary);
}

.news-modal-close {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    line-height: 1;
    cursor: pointer;
    padding: 0.25rem;
    transition: color 0.2s;
}

.news-modal-close:hover {
    color: var(--text-primary);
}

.news-modal-body {
    padding: 1.75rem;
    overflow-y: auto;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    color: var(--text-primary);
    font-size: 0.975rem;
    line-height: 1.7;
}

.news-modal-footer {
    padding: 1rem 1.75rem;
    border-top: 1px solid var(--border-color);
    background: #11151F;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

/* Botón de Actualizar Análisis IA */
.btn-update-analysis {
    background: linear-gradient(135deg, var(--accent-indigo), #4F46E5);
    color: #FFFFFF;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-sm);
    padding: 0.6rem 1.25rem;
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-update-analysis:hover:not(:disabled) {
    background: linear-gradient(135deg, #6366F1, var(--accent-blue));
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(99, 102, 241, 0.45);
}

.btn-update-analysis:active:not(:disabled) {
    transform: translateY(0);
}

.btn-update-analysis:disabled {
    opacity: 0.7;
    cursor: wait;
    filter: grayscale(0.2);
}

.btn-update-analysis .spinner-icon {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #FFFFFF;
    border-radius: 50%;
    animation: btnSpin 0.8s linear infinite;
    display: inline-block;
}

@keyframes btnSpin {
    to {
        transform: rotate(360deg);
    }
}