/* Estilos Arquitectura Core - Modern Glassmorphism */
* { margin: 0; padding: 0; box-sizing: border-box; }

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

/* Background Blobs */
.blob {
    position: fixed;
    border-radius: 50%;
    filter: blur(80px);
    z-index: -1;
    opacity: 0.5;
}
.blob-1 {
    top: -10%; left: -10%;
    width: 500px; height: 500px;
    background: var(--primary-glow);
}
.blob-2 {
    bottom: -10%; right: -10%;
    width: 400px; height: 400px;
    background: rgba(139, 92, 246, 0.3); /* Purple glow */
}

/* Layout */
.app-wrapper { display: flex; min-height: 100vh; position: relative; }

/* Navigation Glass */
.glass-nav {
    position: fixed;
    top: 0; left: 0;
    width: 250px;
    height: 100vh;
    background: var(--bg-surface);
    backdrop-filter: blur(12px);
    border-right: 1px solid var(--border);
    padding: 3rem 2rem;
    display: flex;
    flex-direction: column;
    z-index: 100;
}
.nav-brand {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    color: transparent;
    margin-bottom: 4rem;
}
.nav-links { list-style: none; display: flex; flex-direction: column; gap: 1.5rem; }
.nav-item {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    font-size: 1.1rem;
    transition: color 0.3s, transform 0.3s;
    display: block;
}
.nav-item:hover { color: var(--text-main); transform: translateX(5px); }

/* Main Content */
.content-container {
    margin-left: 250px;
    padding: 5rem 10%;
    width: calc(100% - 250px);
    max-width: 1200px;
}

/* Typography */
.gradient-text {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    color: transparent;
}
h1 { font-family: var(--font-heading); font-size: 4rem; line-height: 1.1; margin: 1rem 0; letter-spacing: -1px; }
h2.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-main);
}
.accent { color: var(--primary); }

/* Hero */
.badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(16, 185, 129, 0.1);
    color: var(--secondary);
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}
.hero { min-height: 80vh; display: flex; align-items: center; }
.glass-panel {
    background: var(--gradient-glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    padding: 1.5rem;
    border-radius: 12px;
    font-size: 1.2rem;
    color: var(--text-muted);
    margin: 2rem 0;
}

/* Buttons */
.contact-actions { display: flex; gap: 1rem; }
.btn {
    padding: 0.8rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    text-align: center;
}
.btn-primary {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 4px 15px var(--primary-glow);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 20px var(--primary-glow); }
.btn-outline {
    background: transparent;
    color: var(--text-main);
    border: 1px solid var(--border);
}
.btn-outline:hover { background: rgba(255,255,255,0.05); }
.w-full { width: 100%; }

/* Timeline */
.timeline { border-left: 2px solid var(--border); padding-left: 2rem; }
.job-card { position: relative; margin-bottom: 3rem; }
.job-card::before {
    content: '';
    position: absolute;
    left: -2.4rem; top: 0;
    width: 14px; height: 14px;
    border-radius: 50%;
    background: var(--primary);
    box-shadow: 0 0 10px var(--primary-glow);
}
.job-card h3 { font-family: var(--font-heading); font-size: 1.5rem; color: var(--text-main); }
.job-card h4 { color: var(--primary); margin-bottom: 1rem; font-weight: 500; }
.job-card p { color: var(--text-muted); }

/* Grid Cards */
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.5rem; }
.edu-card {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    padding: 2rem;
    border-radius: 12px;
    transition: transform 0.3s, border-color 0.3s;
}
.edu-card:hover { transform: translateY(-5px); border-color: var(--primary); }
.edu-card h3 { font-family: var(--font-heading); font-size: 1.2rem; margin-bottom: 0.5rem; }
.edu-card p { color: var(--text-muted); }

/* Skills */
.skills-glass-container {
    display: flex; flex-wrap: wrap; gap: 1rem;
    background: var(--gradient-glass);
    border: 1px solid var(--border);
    padding: 2rem; border-radius: 12px;
}
.skill-tag {
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border);
    padding: 0.6rem 1.2rem;
    border-radius: 6px;
    font-size: 0.95rem;
    transition: all 0.3s;
}
.skill-tag:hover { background: var(--primary); border-color: var(--primary); color: #fff; }

/* Contact Form */
.contact-glass {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    padding: 3rem;
    border-radius: 16px;
}
.modern-form { display: flex; flex-direction: column; gap: 1.5rem; }
.input-group { position: relative; }
.input-group input, .input-group textarea {
    width: 100%;
    background: rgba(0,0,0,0.2);
    border: 1px solid var(--border);
    padding: 1.2rem 1rem;
    border-radius: 8px;
    color: var(--text-main);
    font-family: var(--font-body);
    transition: border-color 0.3s;
}
.input-group input:focus, .input-group textarea:focus { outline: none; border-color: var(--primary); }
.input-group label {
    position: absolute;
    left: 1rem; top: 1.2rem;
    color: var(--text-muted);
    transition: 0.3s;
    pointer-events: none;
}
.input-group input:focus ~ label, .input-group input:valid ~ label,
.input-group textarea:focus ~ label, .input-group textarea:valid ~ label {
    top: -0.6rem; left: 0.8rem;
    font-size: 0.8rem;
    background: var(--bg-base);
    padding: 0 0.4rem;
    color: var(--primary);
}

/* Animations */
.fade-up { opacity: 0; transform: translateY(30px); transition: opacity 0.8s ease, transform 0.8s ease; }
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* Responsive */
@media (max-width: 900px) {
    .app-wrapper { flex-direction: column; }
    .glass-nav {
        position: relative; width: 100%; height: auto;
        padding: 1.5rem; border-right: none; border-bottom: 1px solid var(--border);
        flex-direction: row; justify-content: space-between; align-items: center;
    }
    .nav-brand { margin: 0; font-size: 1.5rem; }
    .nav-links { flex-direction: row; display: none; /* Hide on mobile for simplicity */ }
    .content-container { margin-left: 0; width: 100%; padding: 2rem 5%; }
    h1 { font-size: 2.5rem; }
}

/* Print Styles for Native PDF Generation */
@media print {
    body, .app-wrapper, .content-container {
        background: #fff !important;
        color: #000 !important;
    }
    .glass-nav, .blob, .contact-actions {
        display: none !important;
    }
    .content-container {
        margin: 0 !important;
        padding: 0 !important;
        width: 100% !important;
    }
    h1, h2, h3, h4, p, span {
        color: #000 !important;
        background: transparent !important;
        -webkit-text-fill-color: #000 !important;
    }
    .glass-panel, .edu-card, .skills-glass-container, .job-card {
        background: #fff !important;
        border: 1px solid #ccc !important;
        box-shadow: none !important;
        backdrop-filter: none !important;
        page-break-inside: avoid;
    }
    .skill-tag {
        border: 1px solid #000 !important;
        color: #000 !important;
    }
}