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

:root {
    --bg-black: #080808;
    --bg-card: #121212;
    --gold-accent: #fdd639;
    --green-accent: #1b4d3e;
    --green-light: #256d54;
    --text-white: #ffffff;
    --text-gray: #b0b0b0;
    --border-dark: #222222;
}

html, body {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
    font-family: 'Montserrat', sans-serif;
    background-color: var(--bg-black);
    color: var(--text-white);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

/* Stile per sezioni nascoste prima dello scroll */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
    will-change: opacity, transform;
}

.reveal-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Header */
.main-header {
    background-color: rgba(8, 8, 8, 0.95);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 15px 0;
    border-bottom: 1px solid var(--border-dark);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}

.logo-box img {
    height: 55px;
    width: auto;
    display: block;
}

/* Pulsante Hamburger */
.menu-toggle {
    display: none;
    background: transparent;
    border: none;
    color: var(--gold-accent);
    font-size: 1.8rem;
    cursor: pointer;
    padding: 5px;
}

/* Menu Desktop */
.main-nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
}

.main-nav a {
    color: var(--gold-accent);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 1px;
    position: relative;
    padding-bottom: 6px;
    transition: color 0.3s ease;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0%;
    height: 2px;
    background-color: var(--gold-accent);
    transition: width 0.3s ease;
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--text-white);
}

.main-nav a:hover::after,
.main-nav a.active::after {
    width: 100%;
}

.social-links a {
    color: var(--text-white);
    margin-left: 15px;
    font-size: 1.1rem;
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.social-links a:hover {
    opacity: 0.7;
}

.gold-hr {
    border: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gold-accent), transparent);
    margin: 40px 0;
    opacity: 0.6;
}

/* Hero Section */
.hero-section {
    padding: 40px 0 20px 0;
}

.hero-box {
    background: linear-gradient(135deg, rgba(27, 77, 62, 0.2) 0%, rgba(18, 18, 12, 0.5) 100%);
    border-left: 4px solid var(--green-accent);
    border-top: 1px solid rgba(253, 214, 57, 0.25);
    border-right: 1px solid var(--border-dark);
    border-bottom: 1px solid var(--border-dark);
    padding: 35px;
    border-radius: 8px;
    max-width: 650px;
}

.badge-gold {
    display: inline-block;
    background-color: rgba(253, 214, 57, 0.1);
    color: var(--gold-accent);
    border: 1px solid rgba(253, 214, 57, 0.3);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 1px;
    margin-bottom: 15px;
}

.hero-subtitle {
    color: var(--gold-accent);
    font-size: 0.85rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-weight: 600;
    margin-bottom: 8px;
}

.hero-title {
    font-size: 2.5rem;
    color: var(--text-white);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 15px;
}

.hero-desc {
    color: var(--text-gray);
    font-size: 1rem;
    margin-bottom: 25px;
}

.hero-actions {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

/* Pulsanti */
.btn-green, button[type="submit"].btn-green {
    display: inline-block;
    background-color: var(--green-accent) !important;
    border: 1px solid var(--green-light) !important;
    color: var(--text-white) !important;
    padding: 12px 28px;
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-green:hover, button[type="submit"].btn-green:hover {
    background-color: var(--green-light) !important;
    transform: translateY(-2px);
}

.btn-outline {
    display: inline-block;
    background-color: transparent;
    border: 1px solid var(--gold-accent);
    color: var(--gold-accent);
    padding: 12px 28px;
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.btn-outline:hover {
    background-color: var(--gold-accent);
    color: #000000;
    transform: translateY(-2px);
}

/* Statistiche */
.stats-section {
    margin: 30px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    text-align: center;
}

.stat-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-dark);
    padding: 20px;
    border-radius: 6px;
}

.stat-card h3 {
    display: inline-block;
    font-size: 2.2rem;
    color: var(--gold-accent);
    font-weight: 700;
}

.stat-card .plus {
    font-size: 1.8rem;
    color: var(--gold-accent);
    font-weight: 700;
}

.stat-card p {
    color: var(--text-gray);
    font-size: 0.85rem;
    margin-top: 5px;
}

/* Sections & Headings */
.block-section {
    text-align: center;
    padding: 20px 0;
}

.block-title {
    font-size: 2.2rem;
    color: var(--green-accent);
    margin-bottom: 20px;
    font-weight: 700;
}

.section-heading {
    text-decoration: underline;
    color: var(--text-white);
    font-size: 1.2rem;
    margin-bottom: 25px;
    text-align: center;
}

/* Caroselli */
.carousel-progetti, .carousel-home {
    margin: 20px -10px;
}

.carousel-progetti div, .carousel-home div {
    padding: 0 10px;
}

.img-carousel {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: 6px;
    border: 1px solid rgba(253, 214, 57, 0.3);
    transition: transform 0.3s ease, border-color 0.3s ease;
    cursor: pointer;
}

.img-carousel:hover {
    transform: scale(1.02);
    border-color: var(--gold-accent);
}

.img-static {
    cursor: default !important;
}

.img-static:hover {
    transform: none !important;
}

.slick-dots li button:before {
    color: var(--gold-accent) !important;
}

.slick-prev:before, .slick-next:before {
    color: var(--gold-accent) !important;
    font-size: 24px;
}

/* Loghi Clienti & Certificazioni */
.carousel-clienti {
    margin: 20px auto;
    max-width: 1000px;
}

.carousel-clienti div {
    padding: 0 10px;
}

.carousel-clienti img {
    height: 60px !important;
    width: 100% !important;
    object-fit: contain !important;
    background-color: #ffffff;
    padding: 8px 15px;
    border-radius: 4px;
    display: block;
    margin: 0 auto;
}

.cert-box {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.cert-box img {
    height: 75px !important;
    width: auto !important;
    max-width: 100%;
    object-fit: contain;
    background-color: #ffffff;
    padding: 6px 12px;
    border-radius: 4px;
}

/* CHI SIAMO */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    padding: 20px 0;
}

.about-text p {
    color: var(--text-gray);
    margin-bottom: 15px;
    font-size: 0.95rem;
}

.about-image-box {
    text-align: center;
}

.about-image-box img {
    width: 100%;
    max-width: 480px;
    height: auto;
    border-radius: 6px;
    border: 1px solid var(--gold-accent);
}

/* Service & Material Cards */
.services-list-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-top: 25px;
}

.service-card {
    background-color: #111111;
    border: 1px solid rgba(253, 214, 57, 0.2);
    padding: 25px;
    border-radius: 4px;
    text-align: left;
}

.service-number {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--gold-accent);
    margin-bottom: 10px;
}

.service-card h4 {
    color: var(--green-accent);
    font-size: 1.1rem;
    margin-bottom: 10px;
}

.service-card p {
    color: #aaaaaa;
    font-size: 0.85rem;
}

.materials-section {
    padding: 20px 0;
}

.materials-grid {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-top: 25px;
}

.material-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    background-color: #0d0d0d;
    border: 1px solid rgba(253, 214, 57, 0.15);
    padding: 20px;
    border-radius: 4px;
}

.material-item i {
    font-size: 2rem;
    color: var(--gold-accent);
    margin-top: 2px;
    min-width: 40px;
    text-align: center;
}

.material-info {
    flex: 1;
}

.material-info h4 {
    color: var(--green-accent);
    font-size: 1.2rem;
    margin-bottom: 8px;
}

.material-info p {
    color: #ccc;
    font-size: 0.9rem;
    line-height: 1.5;
}

/* CONTATTI */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    padding: 20px 0;
    align-items: start;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 18px;
    margin-bottom: 25px;
}

.info-item i {
    color: var(--gold-accent);
    font-size: 1.5rem;
    margin-top: 3px;
    min-width: 35px;
    text-align: center;
    display: inline-block;
}

.info-item div {
    flex: 1;
}

.info-item a {
    color: var(--text-white);
    text-decoration: none;
}

.contact-form .form-group {
    margin-bottom: 20px;
}

.contact-form label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.85rem;
    color: var(--gold-accent);
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 12px;
    background-color: #111111;
    border: 1px solid rgba(253, 214, 57, 0.3);
    color: #ffffff;
    border-radius: 4px;
    font-family: inherit;
}

.contact-form input:focus,
.contact-form textarea:focus {
    border-color: var(--gold-accent);
    outline: none;
}

.alert {
    padding: 12px;
    border-radius: 4px;
    margin-bottom: 20px;
    font-size: 0.9rem;
}

.alert.success {
    background-color: rgba(27, 77, 62, 0.6);
    border: 1px solid var(--green-accent);
    color: #ffffff;
}

.alert.error {
    background-color: rgba(180, 40, 40, 0.6);
    border: 1px solid #b42828;
    color: #ffffff;
}

/* Widget WhatsApp Flottante */
.floating-whatsapp {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #25d366;
    color: #ffffff;
    width: 55px;
    height: 55px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.8rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
    z-index: 9999;
    text-decoration: none;
    transition: transform 0.3s ease;
}

.floating-whatsapp:hover {
    transform: scale(1.1);
}

/* Footer */
.main-footer {
    padding: 30px 0;
    border-top: 1px solid var(--gold-accent);
    font-size: 0.85rem;
    color: var(--text-gray);
    background-color: #050505;
}

.footer-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    text-align: center;
}

.footer-info-fiscal {
    line-height: 1.8;
}

.footer-copyright a {
    color: var(--text-white);
    text-decoration: none;
    font-weight: 600;
}

/* REGOLE SPECIFICHE MOBILE (< 768px) */
@media (max-width: 768px) {
    .logo-box img {
        height: 45px;
    }

    .menu-toggle {
        display: block;
    }

    .header-social {
        display: none;
    }

    .main-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: #0a0a0a;
        border-bottom: 2px solid var(--gold-accent);
        padding: 20px 0;
        box-shadow: 0 10px 20px rgba(0,0,0,0.8);
    }

    .main-nav.mobile-open {
        display: block;
    }

    .main-nav ul {
        flex-direction: column;
        align-items: center;
        gap: 20px;
    }

    .main-nav a {
        font-size: 1.1rem;
    }

    /* Riavvicinamento e Ingrandimento Frecce Carosello su Mobile */
    .slick-prev {
        left: 5px !important;
        z-index: 10;
    }

    .slick-next {
        right: 5px !important;
        z-index: 10;
    }

    .slick-prev:before, .slick-next:before {
        font-size: 28px !important;
        opacity: 0.9 !important;
    }

    .about-grid, .contact-grid, .hero-actions {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .hero-title {
        font-size: 1.8rem;
    }

    .hero-box {
        padding: 20px;
    }

    .stat-card h3 {
        font-size: 1.8rem;
    }

    .floating-whatsapp {
        bottom: 20px;
        right: 20px;
        width: 48px;
        height: 48px;
        font-size: 1.5rem;
    }
}