/* Estilos Generales */
:root {
    --primary-color: #4e54c8;
    --secondary-color: #8f94fb;
    --accent-color: #ff7e5f;
    --dark-color: #2a2d3b;
    --light-color: #f8f9fa;
    --text-color: #333;
    --text-light: #777;
    --font-main: 'Comfortaa', sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

section {
    padding: 80px 0;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 15px;
}

p {
    margin-bottom: 15px;
    color: var(--text-light);
}

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: all 0.3s ease;
}

a:hover {
    color: var(--accent-color);
}

img {
    max-width: 100%;
    height: auto;
}

ul {
    list-style: none;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    background-color: palevioletred;
    padding: 15px;
    border-radius: 25px;
    box-shadow: 0 5px 15px rgba(78, 84, 200, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(78, 84, 200, 0.4);
    color: white;
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(78, 84, 200, 0.3);
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 15px;
}

.section-title span {
    color: var(--primary-color);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.section-subtitle {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 50px;
    font-size: 1.1rem;
}

.read-more {
    display: inline-flex;
    align-items: center;
    font-weight: 600;
    color: var(--primary-color);
}

.read-more i {
    margin-left: 5px;
    font-size: 0.8rem;
    transition: transform 0.3s ease;
}

.read-more:hover i {
    transform: translateX(5px);
}

/* Header */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: all 0.3s ease;
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

header.scrolled {
    padding: 15px 0;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    font-size: 1.8rem;
    color: var(--dark-color);
    margin-bottom: 5px;
}

.logo p {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 0;
}

nav ul {
    display: flex;
}

nav ul li {
    margin-left: 30px;
}

nav ul li a {
    font-weight: 600;
    color: var(--dark-color);
    position: relative;
}

nav ul li a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

nav ul li a:hover::after {
    width: 100%;
}

nav ul li a.active {
    color: var(--primary-color);
}

.mobile-menu {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--dark-color);
}

/* Hero Section */
.hero {
    padding: 180px 0 100px;
    background-color: #f9f9ff;
    position: relative;
    overflow: hidden;
}

.hero .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.hero-content {
    flex: 1;
    padding-right: 50px;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    line-height: 1.3;
}

.hero-content h1 span {
    color: var(--primary-color);
}

.hero-content p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 15px;
}

.hero-image {
    flex: 1;
    position: relative;
    animation: float 6s ease-in-out infinite;
}

.hero-image img {
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-20px);
    }

    100% {
        transform: translateY(0px);
    }
}

/* Services Section */
.services {
    background-color: white;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.service-card {
    background: white;
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    opacity: 0;
    z-index: -1;
    transition: all 0.3s ease;
}

.service-card:hover {
    background-color: rgba(78, 84, 200, 0.50);
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(78, 84, 200, 0.15);
}

.service-card:hover::before {
    opacity: 0.05;
}

.service-card:hover h3,
.service-card:hover p,
.service-card:hover .read-more {
    color: white;
}

.service-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, rgba(78, 84, 200, 0.1), rgba(143, 148, 251, 0.1));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
    font-size: 1.8rem;
    color: var(--primary-color);
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

/* About Section */
.about {
    background-color: #f9f9ff;
}

.about .container {
    display: flex;
    align-items: center;
    gap: 50px;
}

.about-image {
    flex: 1;
}

.about-image img {
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.about-content {
    flex: 1;
}

.about-details {
    margin: 30px 0;
}

.detail-item {
    display: flex;
    margin-bottom: 20px;
    gap: 15px;
}

.detail-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-top: 5px;
}

.detail-item h4 {
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.skills {
    margin-top: 40px;
}

.skill-bars {
    margin-top: 20px;
}

.bar {
    margin-bottom: 15px;
}

.bar .info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 5px;
}

.bar .info span {
    font-weight: 600;
    font-size: 0.9rem;
}

.progress-line {
    height: 10px;
    width: 100%;
    background: #e0e0e0;
    border-radius: 10px;
    position: relative;
}

.progress-line span {
    position: absolute;
    height: 100%;
    left: 0;
    top: 0;
    border-radius: 10px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.progress-line.ai span {
    width: 95%;
}

.progress-line.python span {
    width: 90%;
}

.progress-line.ml span {
    width: 92%;
}

.progress-line.security span {
    width: 85%;
}

.progress-line.data span {
    width: 88%;
}

/* Portfolio Section */
.portfolio-filter {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 40px;
}

.filter-btn {
    padding: 8px 20px;
    background: transparent;
    border: 1px solid #ddd;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-btn:hover,
.filter-btn.active {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-color: transparent;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
}

.portfolio-item {
    border-radius: 15px;
    overflow: hidden;
    position: relative;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.portfolio-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: all 0.5s ease;
}

.portfolio-overlay {
    position: absolute;
    bottom: -100%;
    left: 0;
    width: 100%;
    padding: 30px;
    background: linear-gradient(transparent, rgba(78, 84, 200, 0.9));
    color: white;
    transition: all 0.5s ease;
}

.portfolio-overlay h3 {
    color: white;
}

.portfolio-overlay p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 20px;
}

.portfolio-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: white;
    border-radius: 50%;
    color: var(--primary-color);
}

.portfolio-item:hover .portfolio-overlay {
    bottom: 0;
}

.portfolio-item:hover img {
    transform: scale(1.1);
}

.portfolio-cta {
    text-align: center;
    margin-top: 50px;
}

.portfolio-cta p {
    margin-bottom: 20px;
    font-size: 1.1rem;
}

/* Blog Section */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.blog-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.blog-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(78, 84, 200, 0.15);
}

.blog-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.blog-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.5s ease;
}

.blog-card:hover .blog-image img {
    transform: scale(1.1);
}

.blog-date {
    position: absolute;
    top: 20px;
    right: 20px;
    background: white;
    padding: 10px 15px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.blog-date span:first-child {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    display: block;
    line-height: 1;
}

.blog-date span:last-child {
    font-size: 0.8rem;
    color: var(--text-light);
}

.blog-content {
    padding: 25px;
}

.blog-meta {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
    font-size: 0.9rem;
    color: var(--text-light);
}

.blog-meta span i {
    margin-right: 5px;
    color: var(--primary-color);
}

.blog-content h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.blog-content p {
    margin-bottom: 20px;
}

.blog-cta {
    text-align: center;
    margin-top: 50px;
}

/* Contact Section */
.contact-content {
    display: flex;
    gap: 50px;
    margin-top: 50px;
}

.contact-info {
    flex: 1;
}

.info-item {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.info-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-top: 5px;
}

.info-item h4 {
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: #f1f1f1;
    border-radius: 50%;
    color: var(--dark-color);
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    transform: translateY(-5px);
}

.contact-form {
    flex: 1;
    background: white;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 10px;
    font-family: var(--font-main);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(78, 84, 200, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

/* Footer */
footer {
    background: var(--dark-color);
    color: white;
    padding: 80px 0 0;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
}

.footer-about h3 {
    color: white;
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.footer-about p {
    color: rgba(255, 255, 255, 0.7);
}

.footer-links h3,
.footer-services h3,
.footer-newsletter h3 {
    color: white;
    font-size: 1.3rem;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-links h3::after,
.footer-services h3::after,
.footer-newsletter h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 2px;
    background: var(--primary-color);
}

.footer-links ul li,
.footer-services ul li {
    margin-bottom: 10px;
}

.footer-links ul li a,
.footer-services ul li a {
    color: rgba(255, 255, 255, 0.7);
    transition: all 0.3s ease;
}

.footer-links ul li a:hover,
.footer-services ul li a:hover {
    color: white;
    padding-left: 5px;
}

.footer-newsletter p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 20px;
}

.footer-newsletter form {
    display: flex;
}

.footer-newsletter input {
    flex: 1;
    padding: 12px 15px;
    border: none;
    border-radius: 50px 0 0 50px;
    font-family: var(--font-main);
}

.footer-newsletter button {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    padding: 0 20px;
    border-radius: 0 50px 50px 0;
    cursor: pointer;
    transition: all 0.3s ease;
}

.footer-newsletter button:hover {
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
}

.copyright {
    background: rgba(0, 0, 0, 0.2);
    padding: 20px 0;
    text-align: center;
}

.copyright p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0;
}

.legal-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 10px;
}

.legal-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.legal-links a:hover {
    color: white;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: 0 5px 20px rgba(78, 84, 200, 0.3);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

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

.back-to-top:hover {
    transform: translateY(-5px);
    color: white;
}