/* --- 1. VARIABLES Y RESET --- */
:root {
    --primary: #1D84CF;
    --secondary: #1A1A1A;
    --accent: #FFB800;
    --light: #f8fafc;
    --white: #ffffff;
    --grad: linear-gradient(135deg, #1D84CF 0%, #0a4d7a 100%);
    --grad-solar: linear-gradient(135deg, #FFB800 0%, #f1a100 100%);
    --shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
    --transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: 'Open Sans', sans-serif;
    color: var(--secondary);
    background-color: var(--light);
    overflow-x: hidden;
    line-height: 1.7;
}

section {
    padding: 100px 8%;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-family: 'Montserrat';
    font-size: 2.5rem;
    position: relative;
}

/* Animaciones Globales (Reveal) */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: 0.8s all ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}