/* andryta-base.css
 * Generado por scripts/trim_portfolio_css.py desde andryta-styles.css.
 * Conserva solo las reglas de la hoja del portafolio que pueden aplicar
 * en el curso, incluidas las variables :root que usan las demas hojas.
 * No editar a mano: editar el origen y regenerar.
 */

:root {
            --color-bg: #000;
            --color-bg-alt: #0a1628;
            --color-cyan: #0ff;
            --color-text: #fff;
            --color-text-muted: rgba(255,255,255,0.6);
            --color-border: rgba(255,255,255,0.1);
        }
body {
            background: var(--color-bg);
            color: var(--color-text);
            font-family: 'Inter', sans-serif;
        }
.navbar {
            background: transparent;
            transition: all 0.3s ease;
        }
.navbar-brand img {
            height: 32px;
            margin-right: 0.5rem;
        }
.nav-link {
            color: rgba(255,255,255,0.8) !important;
            font-weight: 500;
        }
.nav-link:hover {
            color: var(--color-cyan) !important;
        }
.section-label {
            font-size: 0.6875rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.15em;
            color: var(--color-cyan);
            margin-bottom: 0.5rem;
        }
.btn-primary-custom {
            background: var(--color-cyan);
            color: #000;
            border: none;
            padding: 0.875rem 2rem;
            border-radius: 50px;
            font-weight: 600;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            transition: all 0.3s ease;
        }
.btn-primary-custom:hover {
            background: #fff;
            color: #000;
            transform: translateY(-2px);
        }
.back-to-top {
            position: fixed;
            bottom: 2rem;
            right: 2rem;
            width: 48px;
            height: 48px;
            background: var(--color-cyan);
            color: #000;
            border: none;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
            z-index: 1000;
        }
.back-to-top.visible {
            opacity: 1;
            visibility: visible;
        }
.back-to-top:hover {
            transform: translateY(-4px);
            box-shadow: 0 10px 30px rgba(0,255,255,0.3);
        }
body { overflow-x: hidden; }
@media (max-width: 575px) {
.section-label {
                font-size: 0.625rem;
            }
}