:root {
    --bg-color: #ffffff;
    --bg-alt: #f8f9fa;
    --text-main: #111111;
    --text-light: #666666;
    --accent: #000000;
    --border: #e0e0e0;
    --font-main: 'Helvetica Neue', Arial, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: var(--font-main);
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

a { text-decoration: none; color: var(--accent); transition: opacity 0.3s; }
a:hover { opacity: 0.7; }

.container { max-width: 1100px; margin: 0 auto; padding: 0 1.5rem; }

/* Header */
header {
    background: var(--bg-color);
    border-bottom: 1px solid var(--border);
    padding: 1.2rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar { display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 1.4rem; font-weight: 700; letter-spacing: -0.5px; color: var(--accent); text-transform: uppercase; }

.nav-links { display: flex; gap: 2rem; list-style: none; }
.nav-links a { font-weight: 500; font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-light); }
.nav-links a:hover, .nav-links a.active { color: var(--accent); }

.menu-toggle { display: none; background: none; border: none; font-size: 1.5rem; cursor: pointer; color: var(--accent); }

/* Hero */
.hero { background: var(--bg-alt); padding: 5rem 0; text-align: center; border-bottom: 1px solid var(--border); }
.hero h1 { font-size: 2.5rem; margin-bottom: 1rem; color: var(--accent); font-weight: 700; }
.hero p { font-size: 1.1rem; color: var(--text-light); max-width: 700px; margin: 0 auto; }

/* Sections */
section { padding: 4rem 0; }
.section-title { font-size: 1.8rem; margin-bottom: 2rem; color: var(--accent); border-left: 4px solid var(--accent); padding-left: 1rem; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 2rem; }

.card {
    background: var(--bg-color);
    border: 1px solid var(--border);
    padding: 2rem;
    transition: transform 0.2s, box-shadow 0.2s;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 10px 30px rgba(0,0,0,0.05); }
.card h3 { margin-bottom: 0.8rem; color: var(--accent); font-size: 1.2rem; }
.card p { color: var(--text-light); font-size: 0.95rem; }

/* Footer */
footer { background: var(--accent); color: #ffffff; padding: 3rem 0 1rem; margin-top: auto; }
footer a { color: #ffffff; }
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 3rem; margin-bottom: 2rem; }
.footer-col h4 { margin-bottom: 1rem; font-size: 1rem; text-transform: uppercase; letter-spacing: 1px; border-bottom: 1px solid #333; padding-bottom: 0.5rem; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 0.5rem; }

/* Cookie Banner */
.cookie-banner {
    position: fixed; bottom: 0; left: 0; right: 0;
    background: var(--accent); color: #fff;
    padding: 1.2rem; text-align: center;
    z-index: 1000; display: none;
}
.cookie-banner button {
    background: #fff; color: #000; border: none;
    padding: 0.6rem 1.5rem; margin-left: 1rem;
    cursor: pointer; font-weight: bold; text-transform: uppercase; font-size: 0.8rem;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none; flex-direction: column;
        position: absolute; top: 100%; left: 0; right: 0;
        background: var(--bg-color); border-bottom: 1px solid var(--border);
        padding: 1rem 0; gap: 0;
    }
    .nav-links.active { display: flex; }
    .nav-links li { text-align: center; padding: 1rem 0; border-top: 1px solid var(--border); }
    .menu-toggle { display: block; }
    .hero h1 { font-size: 2rem; }
}


/* =========================================
   SLIDER ESTILOS
   ========================================= */
.hero-slider {
    position: relative;
    width: 100%;
    height: 550px;
    overflow: hidden;
    background: #111;
}

.slider-container {
    position: relative;
    width: 100%;
    height: 100%;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.8s ease-in-out;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
}

.slide.active {
    opacity: 1;
    z-index: 2;
}

.slide img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.5); /* Oscurece la imagen para que el texto blanco se lea perfecto */
}

.slide-content {
    position: relative;
    z-index: 3;
    text-align: center;
    color: #ffffff;
    max-width: 800px;
    padding: 0 1.5rem;
    transform: translateY(20px);
    transition: transform 0.8s ease-out, opacity 0.8s ease-out;
    opacity: 0;
}

.slide.active .slide-content {
    transform: translateY(0);
    opacity: 1;
}

.slide-content h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.slide-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.btn-slider {
    display: inline-block;
    padding: 0.9rem 2.5rem;
    background-color: var(--accent);
    color: #ffffff;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: 2px;
    transition: background-color 0.3s, transform 0.2s;
}

.btn-slider:hover {
    background-color: var(--accent-dark);
    transform: translateY(-2px);
    color: #ffffff;
}

/* Controles del Slider */
.slider-prev, .slider-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.4);
    color: #fff;
    border: 1px solid rgba(255,255,255,0.2);
    width: 50px;
    height: 50px;
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.slider-prev:hover, .slider-next:hover {
    background: var(--accent);
    border-color: var(--accent);
}

.slider-prev { left: 30px; }
.slider-next { right: 30px; }

.slider-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    z-index: 10;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: all 0.3s;
    border: 1px solid transparent;
}

.dot:hover {
    background: rgba(255, 255, 255, 0.8);
}

.dot.active {
    background: var(--accent);
    transform: scale(1.2);
}

/* Responsive Slider */
@media (max-width: 768px) {
    .hero-slider { height: 450px; }
    .slide-content h2 { font-size: 2rem; }
    .slide-content p { font-size: 1rem; }
    .slider-prev, .slider-next { width: 40px; height: 40px; font-size: 1.2rem; }
    .slider-prev { left: 15px; }
    .slider-next { right: 15px; }
}