/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-900: #071029; /* fondo principal oscuro */
    --bg-800: #0b1830;
    --surface: #0f1724;
    --panel: #0f2338;
    --accent: #00e0ff; /* cyan tecnológico */
    --accent-2: #7c5cff; /* morado secundario */
    --muted: #9aa4b2;
    --glass: rgba(255,255,255,0.03);
    --card-shadow: 0 6px 24px rgba(2,6,23,0.6);
}

body {
    font-family: Consolas, "Courier New", monospace;
    background: linear-gradient(180deg, var(--bg-900) 0%, var(--bg-800) 100%);
    color: #e6eef6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.topbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: linear-gradient(90deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
    border-bottom: 1px solid rgba(255,255,255,0.03);
}

.topbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 20px;
}

.brand {
    color: var(--accent);
    font-weight: 700;
    text-decoration: none;
    font-size: 1.1rem;
}

.nav {
    display: flex;
    gap: 18px;
}

.nav-link {
    color: var(--muted);
    text-decoration: none;
    padding: 6px 8px;
    border-radius: 6px;
    transition: all 150ms ease;
}

.nav-link.active,
.nav-link:hover {
    color: var(--accent);
    background: rgba(0,224,255,0.04);
}

/* Hero Section */
.hero-tech {
  padding: 56px 0;
}

.hero-inner {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 32px;
  align-items: center;
}

.avatar {
    width: 320px;
    height: 320px;
    border-radius: 50%;
    overflow: hidden;
    display: block;
    box-shadow: var(--card-shadow);
    border: 2px solid rgba(0,224,255,0.08);
}

.avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.hero-right h1 {
  font-size: 2.4rem;
  margin-bottom: 6px;
}

.mono { font-family: Consolas, "Courier New", monospace; }

.lead { color: var(--accent-2); margin-bottom: 12px; }

.summary { color: var(--muted); max-width: 62ch; margin-bottom: 18px; }

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

.cta-row { display:flex; gap:12px; }

.btn { padding:10px 16px; border-radius:8px; text-decoration:none; display:inline-block; }
.btn.primary { background: linear-gradient(90deg,var(--accent),var(--accent-2)); color:#041022; font-weight:700; }
.btn.outline { border:1px solid rgba(255,255,255,0.06); color:var(--accent); background:transparent; }

/* Contact Section */
.section-cards { padding: 48px 0; }

.alt { background: linear-gradient(180deg, rgba(255,255,255,0.01), rgba(255,255,255,0)); }

.section-title { font-size: 1.4rem; margin-bottom: 18px; color: var(--accent); }

.cards-grid { display:grid; grid-template-columns: repeat(auto-fit,minmax(260px,1fr)); gap:18px; }

.card { background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01)); padding:18px; border-radius:10px; box-shadow: var(--card-shadow); transition: transform 0.3s ease; }
.card:hover { animation: shake 0.5s ease-in-out; }

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  10%, 30%, 50%, 70%, 90% { transform: translateX(-4px); }
  20%, 40%, 60%, 80% { transform: translateX(4px); }
}

.tech-card h3 { margin-bottom:6px; }
.muted { color: var(--muted); font-size:0.95rem; margin-bottom:8px; }

.skills-grid { display:flex; gap:10px; flex-wrap:wrap; }
.skill-pill { background: rgba(0,224,255,0.06); padding:8px 12px; border-radius:8px; color:var(--accent); }

.contact-grid { display:grid; grid-template-columns: repeat(auto-fit,minmax(200px,1fr)); gap:14px; }
.contact-card { background: rgba(255,255,255,0.02); padding:14px; border-radius:8px; }

.contact-section h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
    color: var(--text-color);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.contact-item {
    background-color: var(--bg-color);
    padding: 2rem;
    border-radius: 8px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.contact-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.contact-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.contact-item h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.contact-item p {
    color: var(--text-light);
}

/* Social Section */
.social-section {
    padding: 4rem 0;
}

.social-section h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
    color: var(--text-color);
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.social-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
}

.social-btn:hover {
    background-color: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.social-btn svg {
    width: 24px;
    height: 24px;
}

/* Projects Page */
.projects-header {
    padding: 4rem 0 2rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
}

.projects-header h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.projects-section {
    padding: 4rem 0;
    background-color: var(--bg-secondary);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.project-card {
    background-color: var(--bg-color);
    border-radius: 8px;
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 1rem;
}

.project-header h3 {
    font-size: 1.5rem;
    color: var(--text-color);
}

.project-tag {
    background-color: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.875rem;
}

.project-description {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.tech-tag {
    background-color: var(--bg-secondary);
    color: var(--text-color);
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-size: 0.875rem;
    border: 1px solid var(--border-color);
}

.project-links {
    display: flex;
    gap: 1rem;
}

.project-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.project-link:hover {
    color: var(--secondary-color);
}

.project-link svg {
    width: 18px;
    height: 18px;
}

/* Footer */
.site-footer { padding: 34px 0; border-top: 1px solid rgba(255,255,255,0.03); }
.site-footer p { color: var(--muted); }

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--bg-color);
        flex-direction: column;
        padding: 1rem;
        gap: 0;
        box-shadow: var(--shadow-md);
        display: none;
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-menu li {
        padding: 0.75rem 0;
        border-bottom: 1px solid var(--border-color);
    }

    .nav-menu li:last-child {
        border-bottom: none;
    }

    .menu-toggle {
        display: flex;
    }

    .menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

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

    .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero-content {
        flex-direction: column;
        text-align: center;
    }

    .profile-image {
        flex: 0 0 200px;
    }

    .profile-image img {
        width: 200px;
        height: 200px;
    }

    @media (max-width: 900px) {
      .hero-inner { grid-template-columns: 1fr; text-align: center; }
      .avatar img { width: 260px; height:260px; margin:0 auto; }
      .cta-row { justify-content:center; }
      .cards-grid { grid-template-columns: 1fr; }
    }

    @media (max-width: 480px) {
      .hero-inner { gap:16px; padding: 24px 0; }
      .avatar img { width: 200px; height:200px; }
    }
    /* Animations */
    @keyframes floatUp {
      from { opacity: 0; transform: translateY(14px); }
      to { opacity: 1; transform: translateY(0); }
    }

    .card, .hero-right, .contact-card { animation: floatUp 0.55s ease-out; }

    /* small helper */
    .muted { opacity: 0.85; }

    /* Empresa / logo */
    .company-header { display: flex; align-items: center; gap: 12px; }
    .company-header { display: flex; align-items: center; gap: 16px; margin-bottom: 12px; }
    .company-logo { width: 56px; height: 56px; border-radius: 8px; overflow: hidden; flex-shrink: 0; border: 1px solid rgba(255,255,255,0.04); box-shadow: 0 6px 18px rgba(2,6,23,0.5); }
    .company-logo img { width: 100%; height: 100%; object-fit: cover; display:block }
    .company-header h3 { margin: 0; }

    .contact-grid {