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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: var(--font-main);
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: var(--bg-nav);
    backdrop-filter: blur(10px);
    z-index: 100;
    padding: 1rem 0;
    border-bottom: 1px solid #222;
    display: flex;
    justify-content: center;
}

.nav-container {
    width: 100%;
    max-width: 1100px; /* Mantiene la barra alineada con el resto del contenido */
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between; /* Empuja los links a la izquierda y el botón a la derecha */
}

.nav-links {
    display: flex;
    gap: 2.5rem; /* Separación amplia como en tu imagen */
}

/* El estilo del nuevo botón delineado */
.nav-btn-github {
    color: var(--accent-red);
    border: 1px solid var(--accent-red);
    padding: 8px 24px;
    border-radius: 50px;
    font-weight: 500;
    transition: var(--transition-fast);
}

.nav-btn-github:hover {
    background: rgba(255, 42, 42, 0.1);
    box-shadow: 0 0 15px var(--accent-glow);
}
.section-container, .hero-section {
    max-width: 1100px;
    margin: 0 auto;
    padding: 120px 20px 60px;
}
.section-title {
    color: var(--accent-red);
    margin-bottom: 2.5rem;
    font-size: 2rem;
}
.hero-section {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 100vh;
    gap: 2rem;
}
.hero-title {
    font-size: 3.5rem;
    margin-bottom: 0.5rem;
}
.hero-subtitle {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--text-muted);
}
.typewriter-text {
    color: var(--accent-red);
    border-right: 2px solid var(--accent-red);
    padding-right: 5px;
    animation: blink 0.8s infinite;
}
@keyframes blink {
    50% { border-color: transparent; }
}
.hero-description {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    max-width: 500px;
    line-height: 1.6;
}
.btn-primary {
    background: var(--accent-red);
    color: var(--text-main);
    padding: 12px 28px;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    transition: var(--transition-fast);
    display: inline-block;
}
.btn-primary:hover {
    box-shadow: 0 0 15px var(--accent-glow);
    transform: translateY(-2px);
}
.hero-image-wrapper {
    position: relative;
    width: 320px;
    height: 320px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.profile-img {
    width: 260px;
    height: 260px;
    border-radius: 50%;
    object-fit: cover;
    z-index: 2;
    border: 2px solid #222;
}
.ring {
    position: absolute;
    border-radius: 50%;
    border: 1px solid var(--accent-red);
    opacity: 0.5;
}
.ring-1 {
    width: 320px;
    height: 320px;
    animation: spin 10s linear infinite;
    border-top: 2px solid var(--accent-red);
    border-bottom: 2px solid transparent;
}
.ring-2 {
    width: 290px;
    height: 290px;
    animation: spin-reverse 8s linear infinite;
    border-left: 2px solid var(--accent-red);
    border-right: 2px solid transparent;
}
@keyframes spin {
    100% { transform: rotate(360deg); }
}
@keyframes spin-reverse {
    100% { transform: rotate(-360deg); }
}
.grid-cursos {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.card-curso {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: var(--border-radius-md);
    border: 1px solid #222;
    transition: var(--transition-normal);
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.card-curso h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--text-main);
}

.card-curso p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.profesor-info {
    margin-top: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.9rem;
    color: var(--text-muted);
    opacity: 0;
    transform: translateY(10px);
    transition: var(--transition-normal);
}
.link-profesor {
    color: var(--accent-red);
    font-weight: 500;
}
.card-curso:hover {
    transform: translateY(-5px);
    border-color: var(--accent-red);
    box-shadow: 0 5px 20px var(--accent-glow);
}
.card-curso:hover .profesor-info {
    opacity: 1;
    transform: translateY(0);
}
.marquee-section {
    padding: 4rem 0;
    background: #0d0d0d;
    border-top: 1px solid #222;
    border-bottom: 1px solid #222;
    overflow: hidden;
}

.marquee-container {
    width: 100%;
    white-space: nowrap;
}
.marquee-content {
    display: inline-block;
    animation: scroll-left 25s linear infinite;
}

.marquee-section:hover .marquee-content {
    animation-play-state: paused;
}
.compañero-item {
    display: inline-block;
    margin: 0 2rem;
    padding: 1rem 2rem;
    background: var(--bg-card);
    border-radius: var(--border-radius-sm);
    border: 1px solid #222;
    transition: var(--transition-fast);
    cursor: pointer;
}

.compañero-item:hover {
    border-color: var(--accent-red);
    color: var(--accent-red);
}

@keyframes scroll-left {
    0% { transform: translateX(100vw); }
    100% { transform: translateX(-100%); }
}
.skills-container {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}
.skill-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--bg-card);
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    border: 1px solid var(--accent-red);
    font-weight: 500;
    transition: var(--transition-fast);
}
.skill-badge img {
    width: 20px;
    height: 20px;
}
.skill-badge:hover {
    box-shadow: 0 0 15px var(--accent-glow);
    background: rgba(255, 42, 42, 0.1);
}

.edu-card {
    background: var(--bg-card);
    padding: 2.5rem;
    border-radius: var(--border-radius-md);
    border: 1px solid #222;
}

.edu-card h3 {
    color: var(--accent-red);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}
.edu-card p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}
.edu-links {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}
.btn-secundario {
    background: transparent;
    border: 1px solid var(--accent-red);
    color: var(--text-main);
    padding: 10px 20px;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-fast);
}
.btn-secundario:hover {
    background: var(--accent-red);
    box-shadow: 0 0 10px var(--accent-glow);
}
.footer-section {
    max-width: 1100px;
    margin: 0 auto;
    padding: 80px 20px 40px;
    text-align: center;
}
.social-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 4rem;
    flex-wrap: wrap;
}

.social-btn {
    background: var(--bg-card);
    padding: 12px 24px;
    border-radius: 50px;
    border: 1px solid #222;
    transition: var(--transition-fast);
}
.social-btn:hover {
    background: var(--accent-red);
    border-color: var(--accent-red);
    box-shadow: 0 0 15px var(--accent-glow);
}
.easter-egg {
    font-size: 0.8rem;
    color: var(--bg-main);
    transition: var(--transition-normal);
    cursor: default;
    user-select: none;
}
.easter-egg:hover {
    color: #333;
}