:root {
    --bg-primary: #0A0C10;
    --bg-secondary: #111317;
    --bg-card: #181B22;
    --text-primary: #FFFFFF;
    --text-secondary: #A1A5B0;
    --accent: #3B82F6;
    --border: #23262E;
    --transition: all 0.4s cubic-bezier(0.2, 0.9, 0.4, 1.1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: hidden; }
body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    overflow-x: hidden;
}
/* Navegación */
.navbar {
    position: fixed; top: 24px; left: 50%; transform: translateX(-50%);
    background: rgba(17,19,23,0.85); backdrop-filter: blur(16px);
    border: 1px solid var(--border); border-radius: 60px;
    padding: 8px 24px; z-index: 1000;
}
.nav-container { display: flex; gap: 32px; align-items: center; flex-wrap: wrap; justify-content: center; }
.logo { font-weight: 700; font-size: 1.2rem; background: linear-gradient(135deg, #fff, var(--accent)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.nav-link {
    color: var(--text-secondary); text-decoration: none; font-size: 0.85rem; font-weight: 500;
    display: flex; align-items: center; gap: 6px; cursor: pointer; transition: var(--transition);
}
.nav-link:hover { color: var(--text-primary); }
/* Hero */
.hero {
    min-height: 100vh; display: flex; align-items: center; justify-content: center; text-align: center;
    background: radial-gradient(circle at 50% 30%, #13161E 0%, #0A0C10 100%);
    position: relative;
}
.hero-subtitle { font-size: 0.9rem; color: var(--accent); letter-spacing: 4px; margin-bottom: 24px; text-transform: uppercase; }
.hero-title {
    font-size: clamp(2.5rem, 7vw, 5rem); font-weight: 800; letter-spacing: -0.03em; margin-bottom: 24px;
    background: linear-gradient(135deg, #FFFFFF, #A1A5B0); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.btn-hero {
    display: inline-flex; align-items: center; gap: 12px; background: transparent; border: 1.5px solid var(--accent);
    padding: 14px 32px; color: var(--accent); border-radius: 40px; font-weight: 500; cursor: pointer;
    transition: var(--transition);
}
.btn-hero:hover { background: var(--accent); color: var(--bg-primary); transform: translateY(-3px); }
.scroll-indicator {
    position: absolute; bottom: 40px; left: 50%; transform: translateX(-50%);
    display: flex; flex-direction: column; align-items: center; gap: 8px;
    color: var(--text-secondary); font-size: 0.7rem; cursor: pointer;
}
.scroll-indicator i { animation: bounce 2s infinite; }
@keyframes bounce { 0%,100%{transform:translateY(0)} 50%{transform:translateY(8px)} }
/* Secciones */
.section { padding: 100px 24px; scroll-margin-top: 100px; }
.container { max-width: 1200px; margin: 0 auto; }
.section-title {
    font-size: 2rem; font-weight: 700; margin-bottom: 60px; text-align: center;
    display: flex; align-items: center; justify-content: center; gap: 12px;
}
.section-title i { font-size: 2rem; color: var(--accent); }
/* Tarjetas */
.card, .curso-card {
    background: var(--bg-card); border: 1px solid var(--border); border-radius: 24px; padding: 32px;
    transition: var(--transition);
}
.card:hover, .curso-card:hover { transform: translateY(-8px); border-color: var(--accent); box-shadow: 0 20px 40px rgba(0,0,0,0.3); }
.grid-2 { display: grid; grid-template-columns: repeat(2,1fr); gap: 32px; }
.skills-list { list-style: none; }
.skills-list li { padding: 10px 0; display: flex; align-items: center; gap: 10px; color: var(--text-secondary); }
.skills-list i { color: var(--accent); width: 20px; }
.tech-badge {
    display: inline-flex; align-items: center; gap: 6px; background: rgba(59,130,246,0.1);
    color: var(--accent); padding: 8px 16px; border-radius: 40px; font-size: 0.85rem;
    margin: 4px 8px 4px 0; border: 1px solid rgba(59,130,246,0.3);
}
.estudio-item, .experiencia-item { margin-bottom: 28px; padding-bottom: 20px; border-bottom: 1px solid var(--border); }
.estudio-titulo, .experiencia-puesto { font-weight: 700; display: flex; align-items: center; gap: 10px; }
.estado { display: inline-flex; align-items: center; gap: 6px; background: rgba(59,130,246,0.15); color: var(--accent); padding: 4px 12px; border-radius: 20px; font-size: 0.7rem; }
.curso-header { display: flex; align-items: center; gap: 16px; margin-bottom: 20px; }
.curso-header i { font-size: 2rem; color: var(--accent); }
.curso-info { color: var(--text-secondary); font-size: 0.9rem; margin: 8px 0; display: flex; flex-wrap: wrap; gap: 16px; }
.modulo-list { list-style: none; margin-top: 20px; display: grid; grid-template-columns: repeat(auto-fill, minmax(280px,1fr)); gap: 12px; }
.modulo-list li { padding: 8px 0; display: flex; align-items: center; gap: 8px; color: var(--text-secondary); font-size: 0.85rem; }
.modulo-list i { color: var(--accent); }
.experiencia-header { display: flex; justify-content: space-between; flex-wrap: wrap; margin-bottom: 16px; }
.experiencia-list { list-style: none; margin-top: 16px; }
.experiencia-list li { padding: 8px 0; display: flex; align-items: center; gap: 10px; color: var(--text-secondary); }
.experiencia-list i { color: var(--accent); width: 18px; }
.proyecto { background: rgba(0,0,0,0.3); border-radius: 20px; padding: 24px; margin-bottom: 20px; border: 1px solid var(--border); transition: var(--transition); }
.proyecto:hover { border-color: var(--accent); }
.proyecto input { width: 100%; padding: 12px; background: var(--bg-secondary); border: 1px solid var(--border); border-radius: 12px; color: var(--text-primary); margin: 12px 0; }
.proyecto-buttons { display: flex; gap: 12px; margin: 16px 0; }
.btn-sm { display: inline-flex; align-items: center; gap: 8px; padding: 8px 20px; border-radius: 40px; font-size: 0.8rem; font-weight: 500; border: none; cursor: pointer; transition: var(--transition); }
.btn-primary { background: var(--accent); color: #fff; }
.btn-success { background: #10B981; color: #fff; }
.btn-add { width: 100%; padding: 14px; background: transparent; border: 2px dashed var(--border); border-radius: 40px; color: var(--text-secondary); font-weight: 500; cursor: pointer; margin-top: 16px; }
.btn-add:hover { border-color: var(--accent); color: var(--accent); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; }
.contact-item { display: flex; align-items: center; gap: 16px; margin-bottom: 24px; color: var(--text-secondary); }
.contact-item i { width: 24px; color: var(--accent); }
.contact-form input, .contact-form textarea { width: 100%; padding: 14px 18px; background: var(--bg-secondary); border: 1px solid var(--border); border-radius: 16px; color: var(--text-primary); margin-bottom: 16px; }
.btn-submit { background: var(--accent); color: white; border: none; padding: 14px 28px; border-radius: 40px; font-weight: 600; cursor: pointer; display: inline-flex; align-items: center; gap: 8px; }
.footer { background: var(--bg-secondary); padding: 48px 24px; text-align: center; border-top: 1px solid var(--border); }
@media (max-width: 768px) {
    .navbar { width: 90%; padding: 6px 16px; }
    .nav-link span { display: none; }
    .nav-link i { font-size: 1.2rem; }
    .grid-2, .contact-grid { grid-template-columns: 1fr; }
    .section { padding: 60px 20px; }
    .modulo-list { grid-template-columns: 1fr; }
}
/* Sección contacto creativa */
.contacto-creativo {
    text-align: center;
}
.contacto-creativo-card {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}
.contacto-icono {
    font-size: 3rem;
    color: var(--accent);
    margin-bottom: 20px;
}
.contacto-texto {
    color: var(--text-secondary);
    margin-bottom: 30px;
    line-height: 1.6;
}
.contacto-acciones {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}
.btn-contacto {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: transparent;
    border: 1px solid var(--accent);
    padding: 12px 24px;
    border-radius: 40px;
    color: var(--accent);
    font-weight: 500;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
}
.btn-contacto:hover {
    background: var(--accent);
    color: var(--bg-primary);
    transform: translateY(-3px);
}
.contacto-telefono {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 15px;
}