body {
    margin: 0;
    font-family: 'Inter', sans-serif;
    background-color: #111315;
    color: #E6E6E6;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: auto;
}

header {
    background: #1C1F23;
    padding: 20px 0;
}

.logo {
    margin: 0;
    font-weight: 700;
    color: #3FAF7A;
}

nav a {
    margin-left: 25px;
    text-decoration: none;
    color: #E6E6E6;
    font-weight: 500;
}

nav a:hover {
    color: #3FAF7A;
}

.btn-nav {
    background: #2F6F4F;
    padding: 8px 16px;
    border-radius: 6px;
}

.hero {
    position: relative;
    height: 80vh;
    background: url('../images/hero.jpg') center/cover no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.overlay {
    position: absolute;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.65);
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero h2 {
    font-size: 40px;
    margin-bottom: 20px;
}

.btn-primary {
    background: #3FAF7A;
    color: #111315;
    padding: 14px 28px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    display: inline-block;
    margin-top: 20px;
}

.section {
    padding: 80px 0;
}

.section.dark {
    background: #1C1F23;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.card {
    background: #1C1F23;
    padding: 25px;
    border-radius: 8px;
    border: 1px solid #2A2D31;
}

.card h4 {
    color: #3FAF7A;
}

.gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.gallery img {
    width: 100%;
    border-radius: 8px;
    transition: transform 0.3s ease;
}

.gallery img:hover {
    transform: scale(1.05);
}

footer {
    background: #0D0F11;
    padding: 30px 0;
    text-align: center;
    font-size: 14px;
    color: #888;
}
.whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 25px;
    right: 25px;
    background-color: #25D366;
    color: white;
    border-radius: 50%;
    text-align: center;
    font-size: 30px;
    line-height: 60px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.4);
    z-index: 1000;
    text-decoration: none;
    transition: transform 0.2s ease;
}

.whatsapp-float:hover {
    transform: scale(1.1);
}
/* ===== FOOTER ===== */

footer {
    background-color: #111;
    padding: 30px 0;
    text-align: center;
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: 10px;
    align-items: center;
}

.footer-copy {
    color: #888;
    font-size: 14px;
    margin: 0;
}

.footer-instagram a {
    color: #ccc;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.footer-instagram a:hover {
    color: #e10600; /* rojo industrial */
}
/* GALERÍA */

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.gallery-item img {
    width: 100%;
    border-radius: 8px;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.gallery-item img:hover {
    transform: scale(1.03);
}

.gallery-item p {
    margin-top: 10px;
    font-size: 14px;
    color: #555;
}

/* LIGHTBOX */

#lightbox {
    display: none;
    position: fixed;
    z-index: 9999;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.9);
    justify-content: center;
    align-items: center;
}

#lightbox img {
    max-width: 90%;
    max-height: 80%;
}
.cotizacion-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
    max-width: 600px;
    margin: auto;
}

.cotizacion-form input,
.cotizacion-form textarea {
    padding: 12px;
    border-radius: 6px;
    border: 1px solid #2A2D31;
    background: #1C1F23;
    color: #E6E6E6;
}

.cotizacion-form textarea {
    min-height: 120px;
}