body {
    font-family: 'Inter', sans-serif;
    background-color: #0f172a;
    color: #cbd5e1;
}

/* Mejoras para móvil */
@media (max-width: 640px) {
    html {
        font-size: 16px; /* Asegurar tamaño de fuente base adecuado en móvil */
    }
    
    /* Evitar zoom en inputs en iOS */
    input, select, textarea {
        font-size: 16px !important;
    }
    
    /* Mejor tap target size */
    button, a, input, select {
        min-height: 44px;
    }
    
    /* Espaciado mejorado en móvil */
    .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }
}

/* Scrollbar personalizado para webkit */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #334155;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb {
    background: #64748b;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

.accent-pink {
    color: #ec4899;
}
.accent-turquoise {
    color: #22d3ee;
}
.btn-primary {
    padding: 12px 28px;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    text-align: center;
    display: inline-block;
    min-height: 44px; /* Mejor tap target */
    display: flex;
    align-items: center;
    justify-content: center;
}
.btn-pink {
    background-color: #ec4899;
    color: white;
    border: 2px solid #ec4899;
}
.btn-pink:hover {
    background-color: #db2777;
    border-color: #db2777;
}
.btn-turquoise-outline {
    background-color: transparent;
    color: #22d3ee;
    border: 2px solid #22d3ee;
}
.btn-turquoise-outline:hover {
    background-color: #22d3ee;
    color: #0f172a;
}
.btn-turquoise-solid {
    background-color: #06b6d4;
    color: #0f172a;
    border: 2px solid #06b6d4;
}
.btn-turquoise-solid:hover {
    background-color: #0891b2;
    border-color: #0891b2;
}
.btn-pink-outline {
    background-color: transparent;
    color: #ec4899;
    border: 2px solid #ec4899;
}
.btn-pink-outline:hover {
    background-color: #ec4899;
    color: #0f172a;
}
.card-custom {
    background-color: #1e293b;
    border: 1px solid #334155;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}
.header-bg {
    background-color: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px); /* Safari */
}
.input-custom {
    background-color: #334155;
    border: 1px solid #475569;
    color: #e2e8f0;
    min-height: 44px; /* Mejor tap target */
}
.input-custom::placeholder {
    color: #94a3b8;
}
.input-custom:focus {
    outline: none;
    border-color: #22d3ee;
    box-shadow: 0 0 0 2px rgba(34, 211, 238, 0.3);
}
.footer-bg {
    background-color: #1e293b;
}

/* Animaciones suaves para móvil */
@media (prefers-reduced-motion: no-preference) {
    .transition-smooth {
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
}

/* Touch feedback mejorado */
@media (hover: none) and (pointer: coarse) {
    button:active,
    .btn-primary:active {
        transform: scale(0.98);
        transition: transform 0.1s ease;
    }

    
}

/* Configuración para neural network canvas */
#hero {
    position: relative;
    overflow: hidden;
}

#neural-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: auto;
}

/* Asegurar que el contenido del hero esté por encima */
#hero .relative {
    position: relative;
    z-index: 10;
}

/* Optimización para móvil */
@media (max-width: 768px) {
    #neural-canvas {
        opacity: 0.8;
    }
}

/* El estado de autenticación se maneja completamente desde JavaScript */

/* ===== ESTILOS MÓVILES ESPECÍFICOS PARA INTERCAMBIO ===== */

/* Filter Buttons */
.filter-button {
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    background-color: #1e293b;
    border: 1px solid #334155;
    color: #94a3b8;
    transition: all 0.3s ease;
}
.filter-button:hover {
    background-color: #334155;
    color: white;
}
.filter-button.active {
    background: linear-gradient(to right, #ec4899, #22d3ee);
    color: white;
    border-color: #ec4899;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

/* Mobile Filter Buttons */
.mobile-filter-btn {
    transition: all 0.3s ease;
    background-color: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(8px);
    border: 1px solid #334155;
}
.mobile-filter-btn:hover {
    transform: scale(1.02);
}
.mobile-filter-btn:active {
    transform: scale(0.98);
}
.mobile-filter-btn.active {
    background: linear-gradient(to right, rgba(236, 72, 153, 0.2), rgba(34, 211, 238, 0.2));
    border-color: rgba(236, 72, 153, 0.5);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}
.mobile-filter-btn.active .w-10 {
    background: linear-gradient(to right, #ec4899, #22d3ee);
}
.mobile-filter-btn.active h4 {
    color: #f9a8d4;
}

/* Mobile Header Styles */
.mobile-header {
    height: 64px;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(100, 116, 139, 0.2);
}

/* Header responsive adjustments */
.header-bg {
    height: auto;
}

@media (min-width: 768px) {
    /* Desktop header - IGUAL que index.html */
    .header-bg {
        height: auto; /* Igual que index.html */
    }
    
    /* Desktop hero padding - IGUAL que index.html */
    .pt-32 {
        padding-top: 8rem; /* 128px */
    }
    
    .lg\:pt-36 {
        padding-top: 9rem; /* 144px */
    }
}

/* Mobile compact styles - no bottom navigation */
@media (max-width: 767px) {
    body {
        padding-bottom: 0 !important; /* Remove bottom navigation space */
    }
    
    /* Header móvil ajustado */
    .header-bg {
        height: 64px;
    }
    
    /* Hero con padding adecuado para header móvil */
    .pt-20 {
        padding-top: 5rem; /* 80px - suficiente espacio desde header de 64px */
    }
    
    /* Asegurar que el header móvil esté visible */
    #mobile-user-info {
        display: flex !important;
    }
}

/* Tab Buttons */
.tab-button {
    background-color: rgba(30, 41, 59, 0.5);
    border: 2px solid #334155;
    color: #94a3b8;
    transition: all 0.3s ease;
}
.tab-button:hover {
    background-color: rgba(51, 65, 85, 0.5);
    border-color: #475569;
}
.tab-button.active {
    background: linear-gradient(to right, #ec4899, #22d3ee);
    border-color: #ec4899;
    color: white;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

/* Mobile Optimizations */
@media (max-width: 768px) {
    /* Mejor tap targets en móvil */
    .mobile-filter-btn {
        min-height: 60px;
        touch-action: manipulation;
    }
    
    /* Animaciones suaves específicas para móvil */
    .hover\:scale-105:hover {
        transform: scale(1.02);
    }
    
    /* Eliminar highlight de tap en móvil */
    * {
        -webkit-tap-highlight-color: transparent;
    }
    
    /* Transiciones suaves para elementos móviles */
    .mobile-filter-btn {
        transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    }
    
    /* Estados activos específicos para móvil */
    .mobile-filter-btn:active {
        transform: scale(0.95);
    }
}

/* Dark theme optimizations for mobile */
@media (max-width: 768px) and (prefers-color-scheme: dark) {
    .mobile-filter-btn {
        background-color: rgba(15, 23, 42, 0.9);
        border-color: rgba(51, 65, 85, 0.8);
    }
    
    .mobile-filter-btn.active {
        background: linear-gradient(to right, rgba(236, 72, 153, 0.3), rgba(34, 211, 238, 0.3));
        border-color: rgba(236, 72, 153, 0.7);
    }
}