/* Reset y Variables */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-dark: #0a0a0a;
    --bg-darker: #050505;
    --text-primary: #f0f0f0;
    --text-secondary: #b0b0b0;
    --accent-red: #FF3B3B;
    --accent-red-dark: #FF1A1A;
    --accent-red-light: #ff5c5c;
    --gradient-red: linear-gradient(135deg, #FF3B3B 0%, #FF1A1A 100%);
    --gradient-red-hover: linear-gradient(135deg, #ff5c5c 0%, #FF3B3B 100%);
    --font-primary: 'Poppins', sans-serif;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Navegación */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    border-bottom: 1px solid rgba(255, 59, 59, 0.1);
}

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

.nav-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-red);
    letter-spacing: 2px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-red);
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--accent-red);
}

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

.nav-link.active {
    color: var(--accent-red);
}

.nav-link.active::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    background: transparent;
    border: none;
    cursor: pointer;
    gap: 5px;
    padding: 5px;
}
.lang-btn {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--accent-red);
    border-radius: 20px;
    padding: 0.35rem 0.9rem;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    margin-left: 2rem;
}

.lang-btn:hover {
    background: rgba(255, 59, 59, 0.1);
    border-color: var(--accent-red-light);
}
.menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: var(--transition);
    border-radius: 2px;
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    min-height: 100dvh; 
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 0 120px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.hero-photo {
    width: 180px;
    height: 180px;
    border-radius: 50%;   /* Hace la imagen redonda */
    object-fit: cover;    /* Ajusta bien la imagen */
     object-position: center 20%; /* Centra la imagen y ajusta la posición vertical */
    margin-bottom: 1.5rem;
    border: 4px solid #fff;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(255, 59, 59, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    animation: fadeInUp 1s ease-out;
}

.hero-name {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: var(--gradient-red);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}

.hero-title {
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Botones */
.btn {
    padding: 1rem 2.5rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 50px;
    transition: var(--transition);
    display: inline-block;
    position: relative;
    overflow: hidden;
    border: none;
    cursor: pointer;
    font-family: var(--font-primary);
}

.btn-primary {
    background: var(--gradient-red);
    color: white;
    box-shadow: 0 4px 15px rgba(255, 59, 59, 0.3);
}

.btn-primary:hover {
    background: var(--gradient-red-hover);
    box-shadow: 0 6px 25px rgba(255, 59, 59, 0.5);
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--accent-red);
}

.btn-secondary:hover {
    background: rgba(255, 59, 59, 0.1);
    border-color: var(--accent-red-light);
    transform: translateY(-2px);
}

/* Secciones Generales */
section {
    padding: 100px 0;
    position: relative;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 4rem;
    color: var(--text-primary);
    position: relative;
    display: inline-block;
    width: 100%;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient-red);
    border-radius: 2px;
}

/* Sobre mí */
.about {
    background-color: var(--bg-darker);
}

.about-content {
    max-width: 900px;
    margin: 0 auto 4rem auto;
    line-height: 1.8;
}
.about-content h3,
.about-content ul,
.about-content p {
    text-align: center;
}

.about-section {
    margin-bottom: 3rem;
}

.subsection-title {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--accent-red);
    margin-bottom: 1.5rem;
}

.info-list {
    list-style: none;
    padding-left: 0;
}

.info-list li {
    padding: 0.8rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-secondary);
    line-height: 1.8;
}



.info-list li strong {
    color: var(--text-primary);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.skill-tag {
    background: rgba(255, 59, 59, 0.1);
    border: 1px solid rgba(255, 59, 59, 0.3);
    padding: 0.8rem 1.2rem;
    border-radius: 25px;
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: var(--transition);
    text-align: center;
}

.skill-tag:hover {
    background: rgba(255, 59, 59, 0.2);
    border-color: var(--accent-red);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 59, 59, 0.2);
}

.interests-text {
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.8;
}

/* Proyectos */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.project-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 59, 59, 0.2);
    border-radius: 15px;
    padding: 2rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-red);
    transform: scaleX(0);
    transition: var(--transition);
}

.project-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-red);
    box-shadow: 0 10px 30px rgba(255, 59, 59, 0.2);
    background: rgba(255, 255, 255, 0.05);
}

.project-card:hover::before {
    transform: scaleX(1);
}

.project-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--accent-red);
    margin-bottom: 1rem;
}

.project-description {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.project-link {
    color: var(--accent-red);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.project-link:hover {
    color: var(--accent-red-light);
    gap: 1rem;
}

/* Habilidades Técnicas */
.skills {
    background-color: var(--bg-darker);
}

.skills-content {
    max-width: 900px;
    margin: 0 auto;
}

.skill-category {
    margin-bottom: 3rem;
}

.category-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--accent-red);
    margin-bottom: 1.5rem;
    text-align: center;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}

.tech-tag {
    background: var(--gradient-red);
    color: white;
    padding: 0.8rem 1.5rem;
    border-radius: 25px;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(255, 59, 59, 0.3);
}

.tech-tag:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 6px 25px rgba(255, 59, 59, 0.5);
}
.cv-download {
    margin-top: 2rem;
    text-align: center;
}

.cv-btn {
    display: inline-block;
    text-decoration: none;
    cursor: pointer;
}
/* Contacto */
.contact-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.contact-text {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    align-items: center;
}

.contact-link {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 2rem;
    background: rgba(255, 59, 59, 0.1);
    border: 2px solid rgba(255, 59, 59, 0.3);
    border-radius: 50px;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 1.1rem;
    transition: var(--transition);
    min-width: 250px;
    justify-content: center;
}

.contact-link:hover {
    background: rgba(255, 59, 59, 0.2);
    border-color: var(--accent-red);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(255, 59, 59, 0.3);
}

.contact-icon {
    font-size: 1.5rem;
}

/* Footer */
.footer {
    background-color: var(--bg-darker);
    padding: 2rem 0;
    text-align: center;
    border-top: 1px solid rgba(255, 59, 59, 0.1);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Animaciones */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
     .lang-btn {
        width: auto;
        max-width: none;
        padding: 0.3rem 0.7rem;
        font-size: 0.8rem;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background-color: rgba(10, 10, 10, 0.98);
        width: 100%;
        text-align: center;
        transition: var(--transition);
        padding: 2rem 0;
        border-top: 1px solid rgba(255, 59, 59, 0.1);
        gap: 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu li {
        padding: 1rem 0;
    }

    .hero-name {
        font-size: 2.5rem;
    }

    .hero-title {
        font-size: 1.2rem;
    }

    .hero-description {
        font-size: 1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .subsection-title {
        font-size: 1.5rem;
        font-weight: 600;
    color: var(--accent-red);
    margin-top: 3rem;   /* 👈 añade esto */
    margin-bottom: 1.5rem;
    }
    
    .hero {
        padding-bottom: 170px;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }

    .skills-grid {
        grid-template-columns: 1fr;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
    }

    section {
        padding: 80px 0;
    }
}

@media (max-width: 480px) {
    .hero-name {
        font-size: 2rem;
    }

    .hero-title {
        font-size: 1rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .container {
        padding: 0 15px;
    }
}

/* Accesibilidad */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus visible para accesibilidad */
a:focus-visible,
button:focus-visible {
    outline: 2px solid var(--accent-red);
    outline-offset: 4px;
    border-radius: 4px;
}