/* Estilos base para el portafolio */
/* Estilos para el header */
header {
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    padding: 1.5rem 0;
}

.header-title {
    color: white;
    font-size: 1.5rem;
    font-weight: 600;
    transition: all 0.3s ease;
    margin: 0;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Estilos responsivos para el header */
@media (min-width: 768px) {
    .header-title {
        padding-left: 2rem;
    }
}

/* Estilos generales */
html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--color-secondary);
    line-height: 1.6;
    position: relative;
    overflow-x: hidden;
    background: rgb(26,18,94);
    background: linear-gradient(76deg, rgba(26,18,94,1) 0%, rgba(33,30,190,1) 0%, rgba(13,13,172,1) 0%, rgba(22,18,94,1) 0%, rgba(13,13,172,1) 0%, rgba(96,105,182,1) 0%, rgba(24,22,22,1) 0%, rgba(50,65,164,1) 100%);
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
    min-height: 100vh;
}

/* Efectos de transición para elementos */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Estilos para el menú móvil */
#mobile-menu {
    transition: all 0.3s ease;
    max-height: 0;
    overflow: hidden;
}

#mobile-menu.active {
    max-height: 300px;
}

/* Estilos para botones */
.btn {
    transition: all var(--transition-speed) ease;
    position: relative;
    overflow: hidden;
}

.btn::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: -100%;
    background-color: rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.btn:hover::after {
    left: 100%;
}

/* Estilos para tarjetas de proyectos */
.project-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.project-card img {
    transition: transform 0.5s ease;
}

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

/* Estilos para la sección de habilidades */
.skill-tag {
    transition: all 0.3s ease;
}

.skill-tag:hover {
    transform: translateY(-2px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Estilos para enlaces */
a {
    transition: color 0.3s ease;
}

a:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Estilos para imágenes */
img {
    max-width: 100%;
    height: auto;
}

/* Estilos para la sección Hero */
.hero-section {
    position: relative;
    overflow: hidden;
}

.hero-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 123, 255, 0.1) 0%, rgba(255, 255, 255, 0) 100%);
    z-index: -1;
}

/* Estilos para la sección Sobre Mí */
.about-section img {
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.about-section img:hover {
    transform: scale(1.02);
}

/* Estilos para el footer */
footer a:hover svg {
    transform: scale(1.2);
}

footer svg {
    transition: transform 0.3s ease;
}

/* Estilos mejorados para los iconos de redes sociales */
footer .flex.justify-center svg {
    width: 2rem;
    height: 2rem;
    transition: all 0.3s ease;
}

footer .flex.justify-center a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 5rem;
    height: 5rem;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

footer .flex.justify-center a:hover {
    background-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

footer .flex.justify-center {
    gap: 1.5rem;
}

/* Estilos para el botón de volver arriba */
.back-to-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: var(--color-primary);
    color: var(--color-white);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 99;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--color-primary-hover);
    transform: translateY(-3px);
}

/* Media queries para ajustes específicos */
@media (max-width: 840px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }
}

/* Animaciones para elementos al hacer scroll */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease forwards;
}

/* Ajustes de accesibilidad */
:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Estilos para tarjetas de servicio */
.tarjeta-servicio {
    position: relative;
    overflow: hidden;
}

.tarjeta-servicio::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #2563eb, #0891b2);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

/* Ajuste del footer */
footer {
    padding-top: 70%;
}