/* style.css */
/* Variables */
:root {
    /* Color variables */
    --color-primary: #3563E9;
    --color-primary-light: #5A80EE;
    --color-primary-dark: #1E45B8;

    --color-secondary: #2DD3D1;
    --color-secondary-light: #61E4E3;
    --color-secondary-dark: #1AA5A3;

    --color-accent: #8C54FF;
    --color-accent-light: #A87CFF;
    --color-accent-dark: #6A35D9;

    --color-success: #22C55E;
    --color-warning: #F59E0B;
    --color-error: #EF4444;

    --color-gray-100: #F9FAFB;
    --color-gray-200: #F3F4F6;
    --color-gray-300: #E5E7EB;
    --color-gray-400: #D1D5DB;
    --color-gray-500: #9CA3AF;
    --color-gray-600: #6B7280;
    --color-gray-700: #4B5563;
    --color-gray-800: #374151;
    --color-gray-900: #1F2937;

    --color-background: var(--color-gray-100);
    --color-surface: #FFFFFF;
    --color-text: var(--color-gray-900);
    --color-text-light: var(--color-gray-700);

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 1rem;
    --space-4: 1.5rem;
    --space-5: 2rem;
    --space-6: 3rem;
    --space-7: 4rem;
    --space-8: 6rem;

    /* Header height */
    --header-height: 70px;

    /* Typography */
    --font-family: 'Poppins', sans-serif;
    --font-weight-light: 300;
    --font-weight-regular: 400;
    --font-weight-bold: 600;

    /* Border radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 2rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Z-index levels */
    --z-index-dropdown: 1000;
    --z-index-sticky: 1020;
    --z-index-fixed: 1030;
    --z-index-modal-backdrop: 1040;
    --z-index-modal: 1050;
    --z-index-popover: 1060;
    --z-index-tooltip: 1070;
}

/* Base styles */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-height) + 20px);
}

body {
    font-family: var(--font-family);
    font-weight: var(--font-weight-regular);
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-background);
    overflow-x: hidden;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

main {
    overflow: hidden;
    padding-top: var(--header-height);
}

/* Header styles */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    z-index: var(--z-index-sticky);
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow);
    transition: background-color var(--transition-normal), box-shadow var(--transition-normal);
    backdrop-filter: blur(8px);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-4);
    height: 100%;
}

.logo {
    font-size: 1.8rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    margin: 0;
    transition: color var(--transition-normal);
}

.logo span {
    color: var(--color-accent);
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: var(--space-4);
}

.main-nav a {
    font-size: 1.1rem;
    color: var(--color-text);
    text-decoration: none;
    font-weight: var(--font-weight-regular);
    position: relative;
    padding: var(--space-1) 0;
    transition: color var(--transition-fast);
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: width var(--transition-normal);
}

.main-nav a:hover {
    color: var(--color-primary);
}

.main-nav a:hover::after {
    width: 100%;
}

/* About section */
.about-section {
    padding: var(--space-6) 0;
}

.about-content {
    display: flex;
    align-items: center;
    gap: var(--space-6);
}

.profile-image-container {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.profile-image-wrapper {
    position: relative;
    width: 280px;
    height: 280px;
    border-radius: var(--radius-full);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-normal);
}

.profile-image-wrapper:hover {
    transform: scale(1.03);
}

.profile-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.profile-image-wrapper:hover img {
    transform: scale(1.1);
}

.about-text {
    flex: 1.5;
}

.bio {
    font-size: 1.1rem;
    color: var(--color-text-light);
    margin-bottom: var(--space-4);
    line-height: 1.8;
}

/* Projects section */
.projects-section {
    background-color: var(--color-gray-100);
    padding: var(--space-6) 0;
    transition: background-color var(--transition-normal);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--space-5);
}

.project-card {
    background-color: var(--color-surface);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.project-image {
    height: 240px;
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.project-content {
    padding: var(--space-4);
}

.project-content h3 {
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: var(--space-2);
    transition: color var(--transition-normal);
}

.project-content p {
    color: var(--color-text-light);
    margin-bottom: var(--space-3);
    line-height: 1.6;
}

/* Contact section */
.contact-section {
    padding: var(--space-6) 0;
}

.contact-content {
    max-width: 800px;
    margin: 0 auto;
}

.contact-intro {
    text-align: center;
    font-size: 1.2rem;
    color: var(--color-text-light);
    margin-bottom: var(--space-5);
}

.contact-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.contact-list li a {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    text-decoration: none;
    color: var(--color-text);
    transition: transform var(--transition-normal);
    padding: var(--space-3);
    border-radius: var(--radius-lg);
    background-color: var(--color-surface);
    box-shadow: var(--shadow);
}

.contact-list li a:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
}

.contact-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-primary);
    color: white;
    border-radius: var(--radius-full);
    font-size: 1.5rem;
    flex-shrink: 0;
    transition: background-color var(--transition-normal), transform var(--transition-normal);
}

.contact-list li:nth-child(2) .contact-icon {
    background-color: var(--color-accent);
}

.contact-list li:nth-child(3) .contact-icon {
    background-color: var(--color-secondary);
}

.contact-list li a:hover .contact-icon {
    transform: scale(1.1) rotate(10deg);
}

.contact-info {
    flex: 1;
}

.contact-info h3 {
    font-size: 1.2rem;
    margin-bottom: var(--space-1);
    color: var(--color-primary);
}

.contact-info p {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

/* Footer */
.footer {
    background-color: #2b2828; /* Fondo oscuro para el pie de página */
    color: #fff; /* Texto blanco para mayor contraste */
    padding: 30px 15px; /* Espaciado para que no se vea apretado */
    text-align: center;
    font-size: 0.9em;
}

.footer .footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.footer .contact-info {
    background-color: #2b2828; /* Fondo gris oscuro para el aside */
    padding: 25px;
    border-radius: 8px; /* Bordes redondeados */
    margin-bottom: 30px; /* Espacio entre el aside y los derechos reservados */
}

.footer .contact-info h3 {
    font-size: 1.4em;
    font-weight: 700;
    margin-bottom: 10px;
    color: #fff; /* Título en blanco */
}

.footer .contact-info p {
    font-size: 1em;
    color: #ccc; /* Texto más suave para el párrafo */
    margin-bottom: 15px;
}

.footer .contact-info ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer .contact-info ul li {
    margin-bottom: 12px;
}

.footer .contact-info a {
    display: flex;
    align-items: center;
    color: #fff; /* Texto blanco para los enlaces */
    text-decoration: none;
    font-size: 1.1em;
    transition: color 0.3s ease;
}

.footer .contact-info a:hover {
    color: #007BFF; /* Cambia el color a azul al pasar el cursor */
}

.footer .contact-info a i {
    margin-right: 10px;
    font-size: 1.3em; /* Tamaño de los íconos más grande */
    transition: color 0.3s ease;
}

.footer .contact-info a:hover i {
    color: #007BFF; /* Cambia el color de los íconos en hover */
}

.footer p {
    font-size: 0.85em;
    color: #bbb; /* Texto en gris suave para los derechos reservados */
    margin-top: 30px; /* Espacio entre el aside y el texto de derechos reservados */
}

@media (max-width: 768px) {
    .footer {
        padding: 20px 10px;
    }

    .footer .footer-content {
        padding: 0 10px;
    }

    .footer .contact-info {
        padding: 20px;
    }

    .footer .contact-info h3 {
        font-size: 1.2em;
    }

    .footer .contact-info p {
        font-size: 0.9em;
    }

    .footer .contact-info a {
        font-size: 1em;
    }

    .footer .contact-info a i {
        font-size: 1.2em;
    }
}



/* Section styles */
.section-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-5) var(--space-4);
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-5);
    position: relative;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    margin-bottom: var(--space-3);
}

.section-underline {
    height: 4px;
    width: 80px;
    background: var(--color-accent);
    margin: 0 auto;
    border-radius: var(--radius-full);
}

/* Skills */
.skills-container h3 {
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: var(--space-3);
    font-weight: var(--font-weight-bold);
}

.skills-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    list-style: none;
}

.skills-list li span {
    display: inline-block;
    padding: var(--space-1) var(--space-3);
    background-color: var(--color-primary-light);
    color: white;
    border-radius: var(--radius-full);
    font-weight: var(--font-weight-bold);
    font-size: 0.9rem;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.skills-list li span:hover {
    background-color: var(--color-primary);
    transform: translateY(-2px);
}

/* Back to top button */
.back-to-top {
    position: fixed;
    bottom: var(--space-4);
    right: var(--space-4);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    background-color: var(--color-primary);
    color: white;
    border-radius: var(--radius-full);
    text-decoration: none;
    box-shadow: var(--shadow-md);
    opacity: 0.8;
    transition: opacity var(--transition-fast), transform var(--transition-fast);
    z-index: var(--z-index-fixed);
}

.back-to-top:hover {
    opacity: 1;
    transform: translateY(-4px);
}

.back-to-top i {
    font-size: 1.2rem;
}

/* Mobile menu */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    background: transparent;
    border: none;
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--color-primary);
    border-radius: var(--radius-full);
    transition: transform var(--transition-fast), background-color var(--transition-fast);
}
/*aside*/
.sidebar, .related-projects, .contact-info, .footer-info {
    background-color: #f9f9f9;
    padding: 20px;
    margin-top: 20px;
    border-radius: 8px;
}

.sidebar h3, .related-projects h3, .contact-info h3, .footer-info h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.sidebar ul, .related-projects ul, .contact-info ul, .footer-info ul {
    list-style-type: none;
    padding-left: 0;
}

.sidebar ul li, .related-projects ul li, .contact-info ul li, .footer-info ul li {
    margin-bottom: 10px;
}

.sidebar ul li a, .related-projects ul li a, .contact-info ul li a, .footer-info ul li a {
    text-decoration: none;
    color: #333;
}

.sidebar ul li a:hover, .related-projects ul li a:hover, .contact-info ul li a:hover, .footer-info ul li a:hover {
    text-decoration: underline;
}


/* Responsive styles */
@media (max-width: 1280px) {
    .section-container {
        max-width: 1024px;
    }
}

@media (max-width: 1024px) {
    .section-container {
        max-width: 768px;
    }

    .section-header h2 {
        font-size: 2.2rem;
    }

    .about-content {
        gap: var(--space-4);
    }

    .profile-image-wrapper {
        width: 240px;
        height: 240px;
    }

    .bio {
        font-size: 1rem;
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 60px;
    }

    .menu-toggle {
        display: flex;
    }

    .main-nav {
        position: fixed;
        top: var(--header-height);
        left: 0;
        width: 100%;
        height: 0;
        overflow: hidden;
        background-color: var(--color-surface);
        box-shadow: var(--shadow);
        transition: height var(--transition-normal);
        z-index: var(--z-index-dropdown);
    }

    .main-nav.nav-open {
        height: auto;
    }

    .main-nav ul {
        flex-direction: column;
        align-items: center;
        padding: var(--space-4) 0;
        gap: var(--space-3);
    }

    .main-nav a {
        font-size: 1.2rem;
    }

    .section-container {
        padding: var(--space-4) var(--space-3);
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .about-content {
        flex-direction: column;
        gap: var(--space-4);
    }

    .profile-image-container,
    .about-text {
        flex: 1 1 100%;
        width: 100%;
    }

    .profile-image-wrapper {
        width: 220px;
        height: 220px;
    }

    .projects-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: var(--space-4);
    }
    @media (max-width: 768px) {
        .back-to-top {
            width: 2.5rem;
            height: 2.5rem;
            bottom: var(--space-3);
            right: var(--space-3);
            font-size: 1rem;
        }
    
        .back-to-top i {
            font-size: 1rem;
        }
    }
    
    .back-to-top .arrow-up {
        display: inline-block;
        width: 0;
        height: 0;
        border-left: 5px solid transparent;
        border-right: 5px solid transparent;
        border-bottom: 10px solid #007BFF;
        transition: border-color 0.3s ease;
    }

    .back-to-top:hover .arrow-up {
        border-bottom-color: #0056b3;
    }

    .back-to-top:hover {
        text-decoration: underline;
    }

}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }

    .header-content {
        padding: 0 var(--space-3);
    }

    .logo {
        font-size: 1.5rem;
    }

    .section-container {
        padding: var(--space-4) var(--space-3);
    }

    .section-header h2 {
        font-size: 1.8rem;
    }

    .about-section {
        padding: var(--space-4) 0;
    }

    .profile-image-wrapper {
        width: 180px;
        height: 180px;
    }

    .skills-container h3 {
        font-size: 1.3rem;
    }

    .projects-section {
        padding: var(--space-4) 0;
    }

    .projects-grid {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }

    .project-image {
        height: 200px;
    }

    .project-content {
        padding: var(--space-3);
    }

    .project-content h3 {
        font-size: 1.3rem;
    }
}
/* Formulario de contacto */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    margin-top: var(--space-5);
    background-color: var(--color-surface);
    padding: var(--space-5);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.form-group label {
    font-weight: var(--font-weight-bold);
    color: var(--color-primary-dark);
    font-size: 1rem;
}

.form-group input,
.form-group textarea {
    padding: var(--space-2);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    font-family: var(--font-family);
    font-size: 1rem;
    background-color: var(--color-gray-100);
    transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--color-primary);
    background-color: #fff;
    outline: none;
}

input.error,
textarea.error {
    border: 2px solid var(--color-error);
    background-color: #ffeaea;
}

/* Botón del formulario */
.contact-form .btn {
    align-self: flex-start;
    padding: var(--space-2) var(--space-4);
    background-color: var(--color-primary);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: var(--font-weight-bold);
    cursor: pointer;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.contact-form .btn:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-2px);
}

/* Mensaje de validación */
#form-msg {
    margin-top: var(--space-3);
    font-weight: var(--font-weight-bold);
    font-size: 1rem;
}