/* frontend/css/styles.css
 * ============================================
 * QUÉ HACE: Estilos custom que Tailwind/DaisyUI no cubren
 * PROPÓSITO: Animaciones, transiciones y efectos especiales
 * ============================================
 */

/* Animación de entrada para elementos */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Animación de escala */
@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Transición suave para cards */
.card {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

/* Efecto glow en botón principal */
.btn-primary {
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.btn-primary:hover::before {
    left: 100%;
}

/* Efecto de hover en inputs */
.input:focus {
    transform: scale(1.01);
    transition: transform 0.2s ease;
}

/* Animación del loading spinner personalizado */
@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(59, 130, 246, 0.7);
    }
    50% {
        box-shadow: 0 0 0 10px rgba(59, 130, 246, 0);
    }
}

.loading.loading-ring {
    animation: pulse-glow 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* Estilo para el contenedor del gráfico */
#graficoContainer {
    animation: fadeIn 0.5s ease-in;
}

/* Transición suave para el selector */
.select {
    transition: all 0.2s ease;
}

.select:focus {
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.3);
}

/* Hover effect para cards del historial */
#historialContainer .card {
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.3s ease;
}

#historialContainer .card:hover {
    border-color: #3b82f6;
    box-shadow: 0 10px 40px rgba(59, 130, 246, 0.3);
}

/* Animación para notificaciones toast */
.toast .alert {
    animation: scaleIn 0.3s ease;
}

/* Efecto ripple en botones (opcional) */
.btn {
    position: relative;
    overflow: hidden;
}

.btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:active::after {
    width: 300px;
    height: 300px;
}

/* Scrollbar personalizado para el historial */
#historialContainer::-webkit-scrollbar {
    height: 8px;
}

#historialContainer::-webkit-scrollbar-track {
    background: #1e293b;
    border-radius: 4px;
}

#historialContainer::-webkit-scrollbar-thumb {
    background: #475569;
    border-radius: 4px;
}

#historialContainer::-webkit-scrollbar-thumb:hover {
    background: #64748b;
}

/* Animación para badges */
.badge {
    transition: all 0.2s ease;
}

.badge:hover {
    transform: scale(1.05);
}

/* Placeholder del gráfico con animación sutil */
#placeholderGrafico {
    animation: fadeIn 0.8s ease;
}

#placeholderGrafico svg {
    animation: pulse 3s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 0.5;
    }
    50% {
        opacity: 0.8;
    }
}

/* Mejora visual para inputs con error */
.input-error {
    border-color: #ef4444 !important;
    animation: shake 0.3s;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

/* Transición para el header */
header {
    animation: fadeIn 0.6s ease;
}

/* Footer con animación */
footer {
    animation: fadeIn 1s ease;
}

/* Smooth scroll en toda la página */
html {
    scroll-behavior: smooth;
}

/* Mejoras de accesibilidad: focus visible */
*:focus-visible {
    outline: 2px solid #3b82f6;
    outline-offset: 2px;
}

/* Ocultar outline en clicks de mouse pero mantenerlo en teclado */
*:focus:not(:focus-visible) {
    outline: none;
}

/* Estilo para el renderizado de MathJax */
#formulaDisplay .MathJax {
    color: #f8fafc !important;
}

/* Responsive: ajustes para móvil */
@media (max-width: 768px) {
    .card {
        transform: none;
    }

    .card:hover {
        transform: translateY(-2px);
    }

    #historialContainer {
        -webkit-overflow-scrolling: touch;
    }
}

/* Animaciones de carga inicial */
.container {
    animation: fadeIn 0.8s ease;
}

/* Efecto de brillo en el logo */
header .bg-blue-500 {
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.4);
    transition: box-shadow 0.3s ease;
}

header .bg-blue-500:hover {
    box-shadow: 0 0 30px rgba(59, 130, 246, 0.6);
    transform: scale(1.05);
    transition: all 0.3s ease;
}

/* Estilo especial para los valores en el historial */
.badge-xs {
    font-size: 0.65rem;
    padding: 0.2rem 0.4rem;
}

/* Mejora visual para el estado de conexión */
#statusIndicator.bg-green-500 {
    box-shadow: 0 0 10px rgba(34, 197, 94, 0.6);
    animation: pulse-green 2s infinite;
}

@keyframes pulse-green {
    0%, 100% {
        box-shadow: 0 0 10px rgba(34, 197, 94, 0.6);
    }
    50% {
        box-shadow: 0 0 15px rgba(34, 197, 94, 0.9);
    }
}

/* ============================================
 * REDISEÑO V2.0 - 8 Enero 2026
 * Inputs numéricos sin spinners (flechas)
 * ============================================ */

/* Ocultar spinners en inputs type="number" */
input[type="number"] {
    -webkit-appearance: textfield;
    -moz-appearance: textfield;
    appearance: textfield;
}

input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

/* Para Firefox */
input[type="number"] {
    -moz-appearance: textfield;
}

/* ============================================
 * REDISEÑO V2.0 - LAYOUT VERTICAL
 * 8 Enero 2026 - Gráfico protagonista
 * ============================================ */

/* Main layout vertical */
.main-redesign {
    display: flex;
    flex-direction: column;
    height: calc(100vh - 140px); /* EXACTA: viewport - header - footer */
    gap: 0;
    padding: 0;
    margin: 0;
    max-width: 100%;
    overflow: hidden; /* Prevenir scroll en el main */
}

/* Área de visualización: 75-80% de la pantalla */
.visualization-area-redesign {
    flex: 1 1 auto; /* Crecer y encoger según espacio */
    padding: 1rem;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden; /* No scroll en esta área */
}

.graph-container-redesign {
    width: 100%;
    max-width: 1800px;
    height: 100%; /* Usar 100% del contenedor padre */
    background: #1e293b;
    border-radius: 12px;
    border: 1px solid #334155;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

/* Panel de controles en la parte inferior */
.controls-panel-redesign {
    background: #0f172a;
    border-top: 1px solid #334155;
    width: 100%;
}

/* Botón toggle para colapsar/expandir */
.toggle-controls-btn {
    width: 100%;
    padding: 0.75rem;
    background: #1e293b;
    border: none;
    color: #3b82f6;
    font-weight: 600;
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.toggle-controls-btn:hover {
    background: #334155;
}

.toggle-controls-btn svg {
    transition: transform 0.3s ease;
}

.toggle-controls-btn.collapsed svg {
    transform: rotate(180deg);
}

/* Contenido del panel (colapsable) */
.controls-content-redesign {
    max-height: 600px;
    overflow-y: auto;
    transition: max-height 0.4s ease, opacity 0.3s ease;
    padding: 1rem;
}

.controls-content-redesign.hidden {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    padding: 0;
}

/* Tabs 2D/3D */
.tab-redesign {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border: 1px solid #334155;
    background: #1e293b;
    color: #94a3b8;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.tab-redesign:hover {
    background: #334155;
    color: #f1f5f9;
}

.tab-redesign.tab-active {
    background: #3b82f6;
    color: white;
    border-color: #3b82f6;
    box-shadow: 0 0 15px rgba(59, 130, 246, 0.4);
}

.tab-active {
    background: linear-gradient(135deg, #3b82f6, #8b5cf6) !important;
    color: white !important;
    border-color: #3b82f6 !important;
}

/* Responsive */
@media (max-width: 768px) {
    .visualization-area-redesign {
        min-height: 60vh;
        padding: 0.5rem;
    }
    
    .graph-container-redesign {
        min-height: 60vh;
        border-radius: 8px;
    }
    
    .controls-content-redesign {
        max-height: 500px;
    }
}

@media (min-width: 1920px) {
    .graph-container-redesign {
        max-width: 2200px;
        min-height: 75vh;
    }
}

@media (min-width: 2560px) {
    .graph-container-redesign {
        max-width: 2600px;
        min-height: 80vh;
    }
}