:root {
    --primary-color: #007aff;
    --dark-bg: #0f172a;
    --dark-alt: #161e31;
    --card-bg: #1e293b;
    --text-main: #f8fafc;
    --text-dim: #94a3b8;
    --accent: #38bdf8;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--dark-bg);
    color: var(--text-main);
    overflow-x: hidden;
}

html, body {
    width: 100%;
    margin: 0;
    padding: 0;
}

/* Corrige el posible margen negativo de las filas de Bootstrap */
.row {
    --bs-gutter-x: 1.5rem;
    margin-right: 0;
    margin-left: 0;
}

.bg-dark-alt { background-color: var(--dark-alt); }
.text-dim { color: var(--text-dim); }

/* Navegación */
.navbar {
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255,255,255,0.05);
    z-index: 1050; 
    width: 100%;
}
.logo { font-weight: 800; font-size: 1.5rem; text-decoration: none; color: white; }
.logo span { color: var(--primary-color); }

.nav-links a {
    color: var(--text-main) !important;
    font-weight: 500;
    transition: color 0.3s;
}
.nav-links a:hover { color: var(--accent) !important; }

/* Fuerza el color del logo incluso al pasar el ratón */
.navbar-brand.logo, 
.navbar-brand.logo:hover, 
.navbar-brand.logo:focus {
    color: var(--text-main) !important; /* Mantiene "Daniel" blanco */
    transition: opacity 0.3s ease;
}

.navbar-brand.logo:hover {
    opacity: 0.8; /* Un sutil cambio de brillo en lugar de cambiar a negro */
}

.navbar-brand.logo span {
    color: var(--primary-color); /* Mantiene "Pérez" azul */
}

/* Hero */
.hero {
    min-height: 85vh;
    background: radial-gradient(circle at center, #1e293b 0%, #0f172a 100%);
}

.odoo-link {
    color: var(--accent) !important;
    text-decoration: none !important;
    font-weight: 600;
    position: relative;
    display: inline-block; 
    transition: color 0.3s ease;
}

.odoo-link::after {
    content: '';
    position: absolute;
    width: 100%;
    transform: scaleX(0);
    height: 2px;
    bottom: -2px;
    left: 0;
    background-color: var(--primary-color);
    transform-origin: bottom right;
    transition: transform 0.3s ease-out;
}

.odoo-link:hover {
    color: var(--primary-color) !important;
}

.odoo-link:hover::after {
    transform: scaleX(1);
    transform-origin: bottom left;
}

.social-icons a {
    color: var(--text-main);
    font-size: 2rem;
    margin: 0 1rem;
    transition: transform 0.3s, color 0.3s;
    display: inline-block;
}
.social-icons a:hover { color: var(--primary-color); transform: translateY(-5px); }

/* Secciones */
.section { padding: 100px 0; }
h2 { border-left: 5px solid var(--primary-color); padding-left: 1rem; font-weight: 800; }

.skill-tag {
    background: var(--card-bg);
    padding: 8px 18px;
    border-radius: 50px;
    border: 1px solid rgba(0, 122, 255, 0.3);
    font-size: 0.85rem;
    color: var(--accent);
}

/* Tarjetas */
.project-card {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid rgba(255,255,255,0.05);
    transition: all 0.3s ease;
}
.project-card:hover { transform: translateY(-10px); border-color: var(--primary-color); }

.project-icon {
    width: 50px; height: 50px;
    background: rgba(56, 189, 248, 0.1);
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.5rem; color: var(--accent);
}

.btn-small {
    text-decoration: none;
    padding: 8px 20px;
    border-radius: 8px;
    font-size: 0.85rem;
    background: var(--primary-color);
    color: white;
    font-weight: 600;
}
.btn-small.secondary { background: rgba(255,255,255,0.1); }

/* Footer */
footer { padding: 80px 0 40px; background: #020617; }
.cta-button {
    text-decoration: none;
    padding: 12px 25px;
    border-radius: 10px;
    background: var(--primary-color);
    color: white;
    font-weight: 600;
    transition: all 0.3s;
}
.linkedin-cta { background: #0077b5; }
.footer-socials a { color: var(--text-dim); font-size: 1.4rem; transition: color 0.3s; }
.footer-socials a:hover { color: white; }

/* Hamburguesa de Bootstrap en blanco */
.navbar-toggler { border-color: rgba(255,255,255,0.1); }
.navbar-toggler-icon { filter: invert(1); }