/* =============================================================================
   TRITUN QUANT SUITE - HOJA DE ESTILOS GLOBALES Y SISTEMA DE TEMAS
   ============================================================================= */

/* 1. PALETA DE VARIABLES Y TOKENS DE COLOR (DARK / LIGHT) */
:root, [data-theme="dark"] {
    --bg-main: #080e1a;
    --bg-card: #0f182c;
    --bg-card-hover: #15223c;
    --bg-input: #15223c;
    --bg-dropdown: #0c1424;
    --bg-surface-elevated: #132038;
    --border-color: #1e2d4d;
    --border-subtle: #162442;
    --border-focus: #0070f3;
    --text-main: #e2e8f0;
    --text-dim: #94a3b8;
    --text-bright: #ffffff;
    --text-muted: #64748b;
    
    /* Colores de acento y finanzas */
    --accent-blue: #0070f3;
    --accent-blue-hover: #0056bd;
    --accent-cyan: #38bdf8;
    --accent-green: #10b981;
    --accent-red: #ef4444;
    --accent-warn: #f59e0b;
    --accent-purple: #8b5cf6;
    --accent-pink: #ec4899;
    
    /* Sombras, tablas y fondos dinámicos */
    --table-stripe: rgba(255, 255, 255, 0.02);
    --table-hover: rgba(56, 189, 248, 0.04);
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-modal: 0 20px 45px rgba(0, 0, 0, 0.75);
    
    /* Componentes gráficos y de carga */
    --chart-grid: #162442;
    --chart-text: #94a3b8;
    --skeleton-start: #0f182c;
    --skeleton-mid: #15223c;
    --modal-overlay-bg: rgba(0, 0, 0, 0.8);
    
    --accent-bronze: #d97706;
    
    --f1-color: #38bdf8; /* Fondo 1: Cian / Sky */
    --f2-color: #f59e0b; /* Fondo 2: Ámbar / Dorado */
    --f3-color: #a855f7; /* Fondo 3: Púrpura / Violeta */
    --f4-color: #10b981; /* Fondo 4: Esmeralda / Verde */
    --f5-color: #ec4899; /* Fondo 5: Rosa / Fucsia */
    --f6-color: #f97316; /* Fondo 6: Naranja vivo */
    --f7-color: #6366f1; /* Fondo 7: Índigo / Azul eléctrico */
    --f8-color: #84cc16; /* Fondo 8: Lima / Verde claro */
}

[data-theme="light"] {
    /* Superficies y Fondos */
    --bg-main: #f0f4f8;              /* Lienzo general: gris pizarra neutro anti-fatiga */
    --bg-card: #ffffff;              /* Tarjetas y módulos: blanco puro elevado */
    --bg-card-hover: #ecf6ff;        /* Hover sutil sobre tarjetas o listas */
    --bg-input: #ffffff;             /* Campos de formulario */
    --bg-dropdown: #ffffff;          /* Menús desplegables */
    --bg-surface-elevated: #e2e8f0;  /* Subtarjetas internas o contenedores anidados */

    /* Sistema de Bordes y Separaciones Nítidas */
    --border-color: #cbd5e1;         /* Borde principal: delimitación clara de tarjetas */
    --border-subtle: #e2e8f0;        /* Borde secundario: filas de tablas y divisores */
    --border-focus: #0060df;         /* Borde de foco en inputs y selectores */

    /* Tipografía y Jerarquía */
    --text-bright: #0f172a;          /* Títulos principales y cifras destacadas (Negro pizarra) */
    --text-main: #1e293b;            /* Texto base de lectura */
    --text-dim: #64748b;             /* Etiquetas secundarias, ISIN, metadatos */
    --text-muted: #94a3b8;           /* Textos de apoyo o marcas de agua */

    /* Colores Financieros y Acentos (Calibrados para fondo blanco) */
    --accent-blue: #0060df;
    --accent-blue-hover: #004cb8;
    --accent-cyan: #0284c7;          /* Cian oscurecido para mantener contraste accesible */
    --accent-green: #059669;         /* Verde financiero positivo */
    --accent-red: #dc2626;           /* Rojo financiero negativo */
    --accent-warn: #d97706;          /* Advertencia / Ámbar */
    --accent-purple: #7c3aed;
    --accent-pink: #db2777;

    /* Tablas y Sombras */
    --table-stripe: rgba(241, 245, 249, 0.6);
    --table-hover: rgba(2, 132, 199, 0.06);
    --shadow-card: 0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
    --shadow-modal: 0 20px 25px -5px rgba(15, 23, 42, 0.15), 0 8px 10px -6px rgba(15, 23, 42, 0.1);

    /* Gráficos de Rendimiento y Cargas */
    --chart-grid: #e2e8f0;
    --chart-text: #64748b;
    --skeleton-start: #e2e8f0;
    --skeleton-mid: #f1f5f9;
    --modal-overlay-bg: rgba(15, 23, 42, 0.6);
    
    --accent-bronze: #b45309;
    
    --f1-color: #0284c7; /* Fondo 1: Cian profundo */
    --f2-color: #d97706; /* Fondo 2: Ámbar oscuro */
    --f3-color: #7c3aed; /* Fondo 3: Púrpura intenso */
    --f4-color: #059669; /* Fondo 4: Esmeralda oscuro */
    --f5-color: #db2777; /* Fondo 5: Rosa intenso */
    --f6-color: #ea580c; /* Fondo 6: Naranja oscuro */
    --f7-color: #4338ca; /* Fondo 7: Índigo profundo */
    --f8-color: #65a30d; /* Fondo 8: Lima oscuro */
}

/* 2. REGLAS BASE Y RESET TIPOGRÁFICO */
html {
    scroll-behavior: smooth;
    box-sizing: border-box;
}

*, *::before, *::after {
    box-sizing: inherit;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    margin: 0;
    padding: 20px 25px;
    line-height: 1.5;
    transition: background-color 0.25s ease, color 0.25s ease;
}

@media (max-width: 768px) {
    body {
        padding: 12px 14px;
    }
}

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

/* 3. UTILIDADES TIPOGRÁFICAS Y FINANCIERAS */
.positive { color: var(--accent-green) !important; }
.negative { color: var(--accent-red) !important; }
.text-dim { color: var(--text-dim) !important; }
.text-bright { color: var(--text-bright) !important; }
.text-cyan { color: var(--accent-cyan) !important; }
.text-warn { color: var(--accent-warn) !important; }
.text-purple { color: var(--accent-purple) !important; }

/* 4. BARRA DE NAVEGACIÓN PRINCIPAL (TOP NAVBAR) */
.top-navbar {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    padding: 12px 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    border-radius: 10px;
    position: relative;
    box-shadow: var(--shadow-card);
    transition: background 0.25s ease, border-color 0.25s ease;
}

.nav-brand {
    font-size: 18px;
    font-weight: 800;
    color: var(--text-bright);
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

.nav-desktop-menu {
    display: flex;
    gap: 8px;
    align-items: center;
    width: 90%;
}

.nav-tab-btn {
    background: transparent;
    color: var(--text-dim);
    border: 1px solid transparent;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s ease;
}

.nav-tab-btn:hover {
    color: var(--text-bright);
    background: var(--bg-card-hover);
}

.nav-tab-btn.active {
    background: var(--accent-blue);
    color: #ffffff;
    border-color: var(--accent-blue);
}

.plan-badge {
    font-size: 10px;
    font-weight: 800;
    padding: 3px 7px;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.plan-badge.guest, .plan-badge.free {
    background: var(--bg-card-hover);
    color: var(--text-dim);
    border: 1px solid var(--border-color);
}

.plan-badge.pro {
    background: rgba(245, 158, 11, 0.15);
    color: var(--accent-warn);
    border: 1px solid var(--accent-warn);
}

.plan-badge.admin {
    background: rgba(56, 189, 248, 0.15);
    color: var(--accent-cyan);
    border: 1px solid var(--accent-cyan);
}

.btn-upgrade-nav {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: #080e1a;
    border: none;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 800;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: opacity 0.2s ease, transform 0.15s ease;
}

.btn-upgrade-nav:hover {
    opacity: 0.92;
    transform: translateY(-1px);
}

.btn-register-nav {
    background: var(--accent-blue);
    color: #ffffff;
    border: none;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 700;
    text-decoration: none;
    transition: background 0.2s ease;
}

.btn-register-nav:hover {
    background: var(--accent-blue-hover);
}

/* 5. CONMUTADOR DE TEMA (CLARO / OSCURO) */
.btn-theme-toggle {
    background: var(--bg-card-hover);
    border: 1px solid var(--border-color);
    color: var(--text-dim);
    padding: 6px 10px;
    border-radius: 6px;
    font-size: 14px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    line-height: 1;
}

.btn-theme-toggle:hover {
    color: var(--text-bright);
    border-color: var(--accent-cyan);
    background: var(--bg-input);
}

.btn-theme-toggle .icon-sun { display: none; }
.btn-theme-toggle .icon-moon { display: inline-block; }

[data-theme="light"] .btn-theme-toggle .icon-sun { display: inline-block; }
[data-theme="light"] .btn-theme-toggle .icon-moon { display: none; }

.btn-hamburger {
    display: none;
    background: var(--bg-card-hover);
    border: 1px solid var(--border-color);
    color: var(--text-bright);
    font-size: 20px;
    padding: 6px 12px;
    border-radius: 6px;
    cursor: pointer;
}

.btn-PRO-mobile {
    display: none;
    align-items: center;
    gap: 8px;
}

@media (max-width: 900px) {
    .nav-desktop-menu { display: none; }
    .btn-hamburger { display: block; }
    .btn-PRO-mobile { display: flex; }
}

/* 6. BOTONES ESTÁNDAR DE LA PLATAFORMA */
.btn-primary {
    background: var(--accent-blue);
    color: #ffffff;
    border: none;
    padding: 10px 18px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    text-decoration: none;
    transition: background 0.2s ease, transform 0.15s ease;
}

.btn-primary:hover {
    background: var(--accent-blue-hover);
}

.btn-secondary {
    background: var(--bg-card-hover);
    color: var(--accent-cyan);
    border: 1px solid var(--border-color);
    padding: 9px 14px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: all 0.2s ease;
}

.btn-secondary:hover {
    background: var(--bg-surface-elevated);
    color: var(--text-bright);
    border-color: var(--accent-cyan);
}

.btn-pro-locked {
    background: rgba(245, 158, 11, 0.12);
    color: var(--accent-warn);
    border: 1px solid var(--accent-warn);
    padding: 9px 14px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: all 0.2s ease;
}

.btn-pro-locked:hover {
    background: rgba(245, 158, 11, 0.22);
}

/* 7. ALERTAS Y BANNERS NOTIFICADORES */
.alert-banner {
    border-radius: 10px;
    padding: 16px 20px;
    margin-bottom: 25px;
    display: flex;
    align-items: flex-start;
    gap: 15px;
    box-shadow: var(--shadow-card);
}

.alert-banner.warn {
    background: rgba(245, 158, 11, 0.12);
    border: 1px solid var(--accent-warn);
    color: var(--accent-warn);
}

.alert-banner.ok {
    background: rgba(16, 185, 129, 0.12);
    border: 1px solid var(--accent-green);
    color: var(--accent-green);
}

.alert-banner.info {
    background: rgba(56, 189, 248, 0.12);
    border: 1px solid var(--accent-cyan);
    color: var(--accent-cyan);
}

.btn-banner-close {
    background: transparent;
    border: none;
    color: inherit;
    font-size: 16px;
    font-weight: bold;
    line-height: 1;
    cursor: pointer;
    opacity: 0.55;
    padding: 2px 6px;
    margin-left: auto;
    transition: opacity 0.2s, transform 0.2s;
}

.btn-banner-close:hover {
    opacity: 1;
    transform: scale(1.2);
}

.flash-msg {
    padding: 14px 18px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.flash-msg.error {
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid var(--accent-red);
    color: var(--accent-red);
}

.flash-msg.success {
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid var(--accent-green);
    color: var(--accent-green);
}

/* 8. VENTANAS MODALES GLOBALES */
.modal-overlay, .pro-modal-overlay, .contact-modal-overlay {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: var(--modal-overlay-bg);
    backdrop-filter: blur(5px);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 99999;
    padding: 20px;
    box-sizing: border-box;
}

.modal-content, .pro-modal-box, .contact-modal-box {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 25px;
    width: 540px;
    max-width: 95%;
    box-shadow: var(--shadow-modal);
    height: auto;
    min-height: 400px;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    color: var(--text-main);
    transition: background 0.25s ease, border-color 0.25s ease;
}

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

.modal-header h3 {
    margin: 0;
    color: var(--accent-cyan);
    font-size: 18px;
    font-weight: 700;
}

.btn-close, .btn-close-pro, .btn-close-contact {
    background: transparent;
    border: none;
    color: var(--text-dim);
    font-size: 20px;
    cursor: pointer;
    line-height: 1;
    transition: color 0.15s ease;
}

.btn-close:hover, .btn-close-pro:hover, .btn-close-contact:hover {
    color: var(--text-bright);
}

/* 9. MODAL PRO Y TARIFAS */
.pro-modal-header { text-align: center; margin-bottom: 20px; }
.pro-modal-header h2 { margin: 0 0 6px 0; color: var(--accent-warn); font-size: 22px; font-weight: 800; }
.pro-modal-header p { margin: 0; color: var(--text-dim); font-size: 13px; }

.pricing-cards-row { display: flex; gap: 15px; margin-bottom: 25px; }
.pricing-card {
    flex: 1;
    background: var(--bg-card-hover);
    border: 2px solid var(--border-color);
    border-radius: 10px;
    padding: 18px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
}
.pricing-card:hover { border-color: var(--accent-cyan); }
.pricing-card.selected {
    border-color: var(--accent-warn) !important;
    background: var(--bg-card);
    box-shadow: 0 0 15px rgba(245, 158, 11, 0.2);
}
.pricing-card h4 { margin: 0 0 4px 0; font-size: 13px; color: var(--text-bright); }
.pricing-card .price { font-size: 24px; font-weight: 800; color: var(--text-bright); margin: 6px 0; }
.pricing-card .saving { font-size: 10px; color: var(--accent-green); font-weight: bold; }

.features-list { list-style: none; padding: 0; margin: 0 0 25px 0; font-size: 13px; }
.features-list li {
    padding: 8px 0;
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-main);
}

.btn-cta-pro {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: #080e1a;
    border: none;
    width: 100%;
    padding: 14px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 800;
    cursor: pointer;
    text-align: center;
}

/* 10. MENÚ LATERAL MÓVIL (MOBILE DRAWER) */
.mobile-drawer-overlay {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 99998;
    display: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.mobile-drawer {
    position: fixed;
    top: 0; right: -300px; width: 280px; height: 100%;
    background: var(--bg-card);
    border-left: 1px solid var(--border-color);
    z-index: 99999;
    padding: 25px 20px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-modal);
}

.mobile-drawer.open { right: 0; }
.drawer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
}
.drawer-links { display: flex; flex-direction: column; gap: 10px; }
.drawer-link {
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-main);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--bg-card-hover);
    transition: all 0.2s ease;
}
.drawer-link:hover { color: var(--text-bright); background: var(--bg-input); }
.drawer-link.active { background: var(--accent-blue); color: #ffffff; }

/* 11. PIE DE PÁGINA (FOOTER) */
.tritun-footer {
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
    padding: 18px 25px 12px;
    margin-top: 35px;
    color: var(--text-dim);
    font-size: 13px;
    transition: background 0.25s ease, border-color 0.25s ease;
}

.tritun-footer-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.tritun-footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
}

.tritun-footer-brand span {
    color: var(--text-bright);
    font-weight: 800;
    font-size: 15px;
    letter-spacing: 0.5px;
}

.tritun-footer-links {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.tritun-footer-btn {
    background: transparent;
    border: none;
    color: var(--text-dim);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    padding: 0;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: color 0.2s ease;
}

.tritun-footer-btn:hover { color: var(--accent-cyan); }
.tritun-footer-btn.highlight { color: var(--accent-cyan); }
.tritun-footer-btn.highlight:hover { color: var(--accent-blue); }

.tritun-footer-link {
    color: var(--text-dim);
    text-decoration: none;
    font-size: 12px;
    font-weight: 600;
    transition: color 0.2s ease;
}

.tritun-footer-link:hover { color: var(--accent-cyan); }

.tritun-footer-bottom {
    max-width: 1400px;
    margin: 15px auto 0;
    padding-top: 8px;
    border-top: 1px solid var(--border-subtle);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 11px;
    color: var(--text-muted);
    flex-wrap: wrap;
    gap: 10px;
}

@media (max-width: 768px) {
    .tritun-footer-container {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    .tritun-footer-links {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
}