:root {
    --bg-dark: #ffffff;
    --bg-darker: #f8fafc;
    --text-light: #0f172a;
    --text-muted: #475569;
    --gold-primary: #d4af37;
    --gold-light: #f3e5ab;
    --gold-dark: #b5952f;
    --gold-gradient: linear-gradient(135deg, #f3e5ab 0%, #d4af37 50%, #8c6d23 100%);
    --card-bg: rgba(255, 255, 255, 0.9);
    --border-color: rgba(212, 175, 55, 0.3);
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* Accessibility: Skip Link */
.skip-link {
    position: absolute;
    top: -100px;
    left: 0;
    background: var(--gold-primary);
    color: white;
    padding: 1rem;
    z-index: 10001;
    transition: top 0.3s;
}

.skip-link:focus {
    top: 0;
}

/* Improved Focus States */
a:focus-visible, 
button:focus-visible, 
input:focus-visible, 
textarea:focus-visible {
    outline: 3px solid var(--gold-primary);
    outline-offset: 4px;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-darker);
    color: var(--text-light);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    line-height: 1.2;
}

h1 span, h2 span {
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Typography Utilities */
.section-title {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.divider {
    height: 4px;
    width: 60px;
    background: var(--gold-gradient);
    margin: 0 auto;
    border-radius: 2px;
}

/* Glassmorphism */
.glass-panel {
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(0, 0, 0, 0.05);
    border-top: 1px solid rgba(212, 175, 55, 0.3);
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.05);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition);
    padding: 0.5rem 0;
    background: transparent;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 0.5rem 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    border-bottom: 1px solid var(--border-color);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-link {
    display: flex;
    align-items: center;
}

.logo {
    height: 160px;
    transition: var(--transition);
}

.navbar.scrolled .logo {
    height: 80px;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    padding: 0.5rem 0;
    transition: var(--transition);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gold-gradient);
    transition: var(--transition);
}

.nav-links a:hover, .nav-links a.active {
    color: var(--gold-primary);
}

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

.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    z-index: 1001;
}

.hamburger span {
    width: 30px;
    height: 3px;
    background-color: var(--text-light);
    border-radius: 3px;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    padding: 12rem 0 4rem;
    display: flex;
    align-items: center;
    position: relative;
    background: radial-gradient(circle at center, #f8fafc 0%, #ffffff 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 65%;
    left: 50%;
    width: 140%;
    height: 140%;
    max-width: 1500px;
    max-height: 1500px;
    transform: translate(-50%, -50%);
    background-image: url('images/logo.png');
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.08;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 800px;
}

.hero h1 {
    font-size: clamp(3rem, 5vw, 5rem);
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-inline: auto;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
}

/* Page Header */
.page-header {
    padding: 12rem 0 6rem;
    text-align: center;
    background: radial-gradient(circle at center top, #f8fafc 0%, #ffffff 100%);
    border-bottom: 1px solid var(--border-color);
}

.page-header h1 {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.page-header p {
    font-size: 1.2rem;
    color: var(--text-muted);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    font-weight: 600;
    font-family: 'Montserrat', sans-serif;
    border-radius: 8px;
    transition: var(--transition);
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
    border: none;
    outline: none;
}

.btn-primary {
    background: var(--gold-gradient);
    color: #020617;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(212, 175, 55, 0.5);
}

.btn-secondary {
    background: transparent;
    color: var(--gold-primary);
    border: 2px solid var(--gold-primary);
}

.btn-secondary:hover {
    background: rgba(212, 175, 55, 0.1);
    transform: translateY(-3px);
}

.btn-block {
    width: 100%;
}

/* Sections */
.section {
    padding: 3rem 0 6rem;
}

/* Features */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--card-bg);
    padding: 2.5rem;
    border-radius: 16px;
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gold-gradient);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 1);
    border-color: rgba(212, 175, 55, 0.5);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.icon-wrapper {
    width: 60px;
    height: 60px;
    background: rgba(212, 175, 55, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--gold-primary);
}

.icon-wrapper svg {
    width: 30px;
    height: 30px;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-light);
}

.feature-card p {
    color: var(--text-muted);
}

/* Services Page */
.service-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-bottom: 6rem;
}

.service-item.reverse {
    direction: rtl;
}

.service-item.reverse > * {
    direction: ltr;
}

.service-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--gold-primary);
}

.service-content p {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.service-features li {
    position: relative;
    padding-left: 2rem;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.service-features li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--gold-primary);
    font-weight: bold;
}

.service-image-placeholder {
    aspect-ratio: 4/3;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.service-image-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.service-item:hover .service-image-placeholder img {
    transform: scale(1.05);
}

/* Contact Page */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.contact-info > p {
    color: var(--text-muted);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.info-icon {
    width: 50px;
    height: 50px;
    background: rgba(212, 175, 55, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold-primary);
    flex-shrink: 0;
}

.info-icon svg {
    width: 24px;
    height: 24px;
}

.info-item h4 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.info-item p {
    color: var(--text-muted);
}

.contact-form-wrapper {
    padding: 3rem;
}

.contact-form-wrapper h3 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--gold-primary);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-light);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    color: var(--text-light);
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--gold-primary);
    background: #ffffff;
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

/* Footer */
footer {
    background: #f8fafc;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    padding-top: 4rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-logo {
    height: 135px;
    width: auto;
    margin-top: -28px;
    margin-bottom: 1px;
    transition: var(--transition);
}

.footer-brand, .footer-links, .footer-contact {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.footer-brand p, .footer-links ul, .footer-contact ul {
    margin-top: auto;
    margin-bottom: 0;
}

.footer-brand p {
    color: var(--text-muted);
    max-width: 350px;
}

.footer-links h3, .footer-contact h3 {
    font-size: 1.2rem;
    margin-top: -28px;
    margin-bottom: 1.5rem;
    color: var(--gold-primary);
}

.footer-links ul, .footer-contact ul {
    padding: 0;
    list-style: none;
}

.footer-links ul li, .footer-contact ul li {
    margin-bottom: 0.8rem;
}

.footer-links ul li:last-child, .footer-contact ul li:last-child {
    margin-bottom: 0;
}

.footer-links a {
    color: var(--text-muted);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--gold-primary);
    padding-left: 5px;
}

.footer-contact a {
    color: var(--text-muted);
    transition: var(--transition);
}

.footer-contact a:hover {
    color: var(--gold-primary);
    padding-left: 5px;
}

.footer-contact p {
    color: var(--text-muted);
    margin-bottom: 0.8rem;
}

.footer-bottom {
    text-align: center;
    padding: 1.5rem 0;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Animations */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s cubic-bezier(0.25, 0.8, 0.25, 1) forwards;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }

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

.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

/* Responsive */
@media (max-width: 992px) {
    .service-item {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .service-item.reverse {
        direction: ltr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(15px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: var(--transition);
        border-left: 1px solid var(--border-color);
        box-shadow: -5px 0 20px rgba(0,0,0,0.05);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: translateY(9px) rotate(45deg);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: translateY(-9px) rotate(-45deg);
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .page-header h1 {
        font-size: 2.5rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

/* Navbar Phone */
.nav-phone {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--gold-primary);
    transition: var(--transition);
    white-space: nowrap;
}

.nav-phone svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.nav-phone:hover {
    opacity: 0.75;
}

.navbar.scrolled .nav-phone {
    color: var(--gold-dark);
}

@media (max-width: 768px) {
    .nav-phone { display: none; }
}

/* Chi Siamo */
.chi-siamo {
    background: #ffffff;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.chi-siamo-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.chi-siamo-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.chi-siamo-text p {
    color: var(--text-muted);
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.stat-item {
    text-align: center;
    padding: 2rem 1rem;
    border-radius: 12px;
    background: var(--bg-darker);
    border: 1px solid var(--border-color);
}

.stat-number {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: block;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 500;
}

@media (max-width: 992px) {
    .chi-siamo-grid { grid-template-columns: 1fr; gap: 3rem; }
}

@media (max-width: 576px) {
    .stats-grid { grid-template-columns: 1fr; }
}

/* FAQ Section */
.faq-section {
    background: var(--bg-darker);
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    padding: 1.5rem 2rem;
    border-radius: 12px;
    cursor: pointer;
}

.faq-item summary {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--text-light);
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--gold-primary);
    flex-shrink: 0;
    transition: var(--transition);
}

.faq-item[open] summary::after {
    content: '−';
}

.faq-item p {
    margin-top: 1rem;
    color: var(--text-muted);
    line-height: 1.7;
}

.faq-item p a {
    color: var(--gold-primary);
}

/* WhatsApp Floating Button */
.whatsapp-float {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 60px;
    height: 60px;
    background-color: #25d366;
    color: #FFF;
    border-radius: 50px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.3s ease;
}

.whatsapp-float:hover {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

.whatsapp-float svg {
    width: 32px;
    height: 32px;
    fill: currentColor;
}

@media (max-width: 768px) {
    .whatsapp-float {
        bottom: 1.5rem;
        right: 1.5rem;
        width: 55px;
        height: 55px;
    }
}

/* Gallery / Lavori Eseguiti */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.5rem;
}

.gallery-item {
    position: relative;
    aspect-ratio: 4 / 3;
    border-radius: 16px;
    overflow: hidden;
    cursor: pointer;
    border: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.05);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: var(--transition);
}

.gallery-item:hover img {
    transform: scale(1.08);
}

.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(0deg, rgba(15, 23, 42, 0.35) 0%, rgba(15, 23, 42, 0) 45%);
    opacity: 0;
    transition: var(--transition);
}

.gallery-item:hover::after {
    opacity: 1;
}

/* Lightbox */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.92);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10002;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease;
    padding: 2rem;
}

.lightbox.active {
    opacity: 1;
    visibility: visible;
}

.lightbox img {
    max-width: 90vw;
    max-height: 85vh;
    border-radius: 8px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #fff;
    border-radius: 50%;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
    background: var(--gold-primary);
    border-color: var(--gold-primary);
}

.lightbox-close {
    top: 1.5rem;
    right: 1.5rem;
}

.lightbox-prev {
    left: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-next {
    right: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-counter {
    position: absolute;
    bottom: 1.5rem;
    left: 50%;
    transform: translateX(-50%);
    color: #fff;
    font-size: 0.9rem;
    opacity: 0.8;
}

@media (max-width: 768px) {
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: 0.75rem;
    }

    .lightbox-prev,
    .lightbox-next {
        width: 40px;
        height: 40px;
    }
}