/* ===== EFECTOS ESPECIALES Y ANIMACIONES AVANZADAS ===== */
/* Mejoras visuales adicionales para la experiencia de usuario */

/* ===== INDICADOR DE PROGRESO DE SCROLL ===== */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.1);
}

.scroll-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--color-se), var(--color-co), var(--color-to), var(--color-gpt));
    width: 0%;
    transition: width 0.1s ease;
}

/* ===== ANIMACIONES DE ENTRADA ESCALONADAS ===== */
.stagger-animation {
    opacity: 0;
    transform: translateY(30px);
    animation: staggerIn 0.6s ease-out forwards;
}

.stagger-animation:nth-child(1) { animation-delay: 0.1s; }
.stagger-animation:nth-child(2) { animation-delay: 0.2s; }
.stagger-animation:nth-child(3) { animation-delay: 0.3s; }
.stagger-animation:nth-child(4) { animation-delay: 0.4s; }

@keyframes staggerIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== EFECTOS DE CRISTAL Y GLASSMORPHISM ===== */
.glass-effect {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.dark .glass-effect {
    background: rgba(30, 41, 59, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

/* ===== EFECTOS DE HOVER MEJORADOS ===== */
.enhanced-hover {
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.enhanced-hover::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 0.6s ease;
    z-index: 1;
}

.enhanced-hover:hover::before {
    left: 100%;
}

/* ===== ANIMACIONES DE TEXTO ===== */
.text-reveal {
    overflow: hidden;
}

.text-reveal span {
    display: inline-block;
    opacity: 0;
    transform: translateY(100%);
    animation: textReveal 0.8s ease-out forwards;
}

@keyframes textReveal {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== PARTÍCULAS FLOTANTES ===== */
.floating-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: -1;
}

.particle {
    position: absolute;
    background: var(--color-se);
    border-radius: 50%;
    opacity: 0.1;
    animation: float 20s infinite linear;
}

.particle:nth-child(1) {
    width: 4px;
    height: 4px;
    left: 10%;
    animation-delay: 0s;
    background: var(--color-se);
}

.particle:nth-child(2) {
    width: 6px;
    height: 6px;
    left: 20%;
    animation-delay: 2s;
    background: var(--color-co);
}

.particle:nth-child(3) {
    width: 3px;
    height: 3px;
    left: 30%;
    animation-delay: 4s;
    background: var(--color-to);
}

.particle:nth-child(4) {
    width: 5px;
    height: 5px;
    left: 40%;
    animation-delay: 6s;
    background: var(--color-gpt);
}

.particle:nth-child(5) {
    width: 4px;
    height: 4px;
    left: 50%;
    animation-delay: 8s;
    background: var(--color-se);
}

@keyframes float {
    0% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 0.1;
    }
    90% {
        opacity: 0.1;
    }
    100% {
        transform: translateY(-100px) rotate(360deg);
        opacity: 0;
    }
}

/* ===== EFECTOS DE PULSO ===== */
.pulse-effect {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(168, 237, 234, 0.4);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(168, 237, 234, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(168, 237, 234, 0);
    }
}

/* ===== LOADING SKELETON ===== */
.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

.dark .skeleton {
    background: linear-gradient(90deg, #2d3748 25%, #4a5568 50%, #2d3748 75%);
    background-size: 200% 100%;
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* ===== EFECTOS DE ESCALADO SUAVE ===== */
.scale-hover {
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* ===== ANIMACIONES DE APARICIÓN ===== */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-left {
    opacity: 0;
    transform: translateX(-30px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.fade-in-right {
    opacity: 0;
    transform: translateX(30px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* ===== EFECTOS DE GRADIENT ANIMADO ===== */
.animated-gradient {
    background: linear-gradient(45deg, var(--color-se), var(--color-co), var(--color-to), var(--color-gpt));
    background-size: 400% 400%;
    animation: gradientShift 8s ease infinite;
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

/* ===== MICROINTERACCIONES ===== */
.micro-bounce {
    transition: transform 0.2s ease;
}

.micro-bounce:active {
    transform: scale(0.95);
}

.micro-rotate {
    transition: transform 0.3s ease;
}

.micro-rotate:hover {
    transform: rotate(5deg);
}

/* ===== EFECTOS DE BORDE ANIMADO ===== */
.animated-border {
    position: relative;
    border: 2px solid transparent;
    background: linear-gradient(var(--bg-primary), var(--bg-primary)) padding-box,
                linear-gradient(45deg, var(--color-se), var(--color-co), var(--color-to)) border-box;
}

.animated-border::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, var(--color-se), var(--color-co), var(--color-to), var(--color-gpt));
    border-radius: inherit;
    z-index: -1;
    animation: borderRotate 3s linear infinite;
}

@keyframes borderRotate {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

/* ===== RESPONSIVIDAD PARA EFECTOS ===== */
@media (max-width: 768px) {
    .floating-particles {
        display: none; /* Deshabilitar partículas en móvil para rendimiento */
    }
    
    .enhanced-hover::before {
        display: none; /* Simplificar efectos en móvil */
    }
    
    .scale-hover:hover {
        transform: none; /* Deshabilitar escalado en touch */
    }
}

/* ===== MODO REDUCCIÓN DE MOVIMIENTO ===== */
@media (prefers-reduced-motion: reduce) {
    .floating-particles,
    .pulse-effect,
    .animated-gradient,
    .animated-border::before {
        animation: none;
    }
    
    .enhanced-hover::before,
    .text-reveal span {
        transition: none;
    }
}

/* ===== VARIABLES CSS PERSONALIZADAS ===== */
:root {
    --animation-speed: 0.3s;
    --easing: cubic-bezier(0.4, 0, 0.2, 1);
    --hover-lift: -4px;
}

.fast-animation {
    --animation-speed: 0.15s;
}

.slow-animation {
    --animation-speed: 0.6s;
}