/* ============================================
   RESET & BASE STYLES
   ============================================ */

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

:root {
    /* Colors */
    --primary: #0B1F3B;
    --accent: #1F6FEB;
    --background: #F6F8FB;
    --text: #0B1220;
    --text-light: #6B7280;
    --white: #FFFFFF;
    --overlay: rgba(11, 31, 59, 0.75);
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.6;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Transitions */
    --transition: all 0.3s ease;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
}

html {
    scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--text);
    background-color: var(--background);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--primary);
}

h1 {
    font-size: 1.75rem;
}

h2 {
    font-size: 1.5rem;
}

h3 {
    font-size: 1.25rem;
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.btn-primary {
    background-color: var(--accent);
    color: var(--white);
}

.btn-primary:hover {
    background-color: #1557C7;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-whatsapp {
    background-color: #25D366;
    color: var(--white);
}

.btn-whatsapp:hover {
    background-color: #20BA5A;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* ============================================
   CONTAINER
   ============================================ */

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--spacing-lg);
    }
}

/* ============================================
   HEADER
   ============================================ */

.header {
    position: sticky;
    top: 0;
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    padding: var(--spacing-sm) 0;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
}

.logo h1 {
    font-size: 1.25rem;
    color: var(--primary);
    margin: 0;
}

.nav {
    display: none;
}

.nav-list {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-list a {
    color: var(--text);
    font-weight: 500;
}

.nav-list a:hover {
    color: var(--accent);
}

.header-cta {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.header-cta .btn {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    white-space: nowrap;
}

.mobile-menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--primary);
    transition: var(--transition);
}

@media (min-width: 768px) {
    .nav {
        display: block;
    }
    
    .mobile-menu-toggle {
        display: none;
    }
    
    .header-cta .btn {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
}

/* ============================================
   HERO SLIDER
   ============================================ */

.hero-slider {
    position: relative;
    width: 100%;
    height: 100vh;
    min-height: 500px;
    max-height: 700px;
    overflow: hidden;
}

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

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

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.6s ease-in-out;
    background: linear-gradient(135deg, var(--primary) 0%, #1a3a5c 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--overlay);
    z-index: 1;
}

.slide-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
    padding: var(--spacing-lg);
    max-width: 800px;
}

.slide-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--white);
    line-height: 1.3;
}

.slide-subtitle {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xl);
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
}

.slide-cta {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    align-items: center;
}

@media (min-width: 768px) {
    .slide-title {
        font-size: 2.5rem;
    }
    
    .slide-subtitle {
        font-size: 1.25rem;
    }
    
    .slide-cta {
        flex-direction: row;
        justify-content: center;
    }
}

.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    background-color: rgba(255, 255, 255, 0.2);
    border: none;
    color: var(--white);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.slider-btn:hover {
    background-color: rgba(255, 255, 255, 0.3);
}

.slider-btn-prev {
    left: var(--spacing-md);
}

.slider-btn-next {
    right: var(--spacing-md);
}

.slider-indicators {
    position: absolute;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    display: flex;
    gap: var(--spacing-sm);
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid var(--white);
    background-color: transparent;
    cursor: pointer;
    transition: var(--transition);
    padding: 0;
}

.indicator.active {
    background-color: var(--white);
}

/* ============================================
   SECTIONS
   ============================================ */

section {
    padding: var(--spacing-2xl) 0;
}

.section-title {
    text-align: center;
    font-size: 1.75rem;
    margin-bottom: var(--spacing-sm);
    color: var(--primary);
}

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    margin-bottom: var(--spacing-xl);
    font-size: 1rem;
}

@media (min-width: 768px) {
    .section-title {
        font-size: 2.25rem;
    }
    
    .section-subtitle {
        font-size: 1.125rem;
    }
}

/* ============================================
   SERVIZI
   ============================================ */

.servizi-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 768px) {
    .servizi-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .servizi-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.servizio-card {
    background-color: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    text-align: center;
}

.servizio-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.servizio-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.servizio-card h3 {
    margin-bottom: var(--spacing-sm);
    font-size: 1.25rem;
}

.servizio-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* ============================================
   CHI SIAMO / BENEFICI
   ============================================ */

.chi-siamo {
    background-color: var(--white);
}

.benefici-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 768px) {
    .benefici-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .benefici-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.beneficio-card {
    text-align: center;
    padding: var(--spacing-lg);
}

.beneficio-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.beneficio-card h3 {
    margin-bottom: var(--spacing-sm);
    font-size: 1.25rem;
}

.beneficio-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* ============================================
   COME LAVORIAMO
   ============================================ */

.come-lavoriamo {
    background: linear-gradient(135deg, var(--primary) 0%, #1a3a5c 100%);
    color: var(--white);
}

.come-lavoriamo .section-title,
.come-lavoriamo .section-subtitle {
    color: var(--white);
}

.processo-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

@media (min-width: 768px) {
    .processo-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-lg);
    }
}

.processo-step {
    text-align: center;
    padding: var(--spacing-lg);
}

.step-number {
    width: 60px;
    height: 60px;
    background-color: var(--accent);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto var(--spacing-md);
}

.processo-step h3 {
    color: var(--white);
    margin-bottom: var(--spacing-sm);
    font-size: 1.25rem;
}

.processo-step p {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
}

/* ============================================
   PORTFOLIO
   ============================================ */

.portfolio-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

@media (min-width: 768px) {
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .portfolio-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.portfolio-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-lg);
    aspect-ratio: 4 / 3;
    background-color: var(--primary);
}

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

.portfolio-item:hover img {
    transform: scale(1.1);
}

.portfolio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: var(--white);
    padding: var(--spacing-lg);
    transform: translateY(100%);
    transition: var(--transition);
}

.portfolio-item:hover .portfolio-overlay {
    transform: translateY(0);
}

.portfolio-overlay h3 {
    color: var(--white);
    margin-bottom: var(--spacing-xs);
    font-size: 1.125rem;
}

.portfolio-overlay p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.875rem;
}

/* ============================================
   RECENSIONI
   ============================================ */

.recensioni {
    background-color: var(--white);
}

.recensioni-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 768px) {
    .recensioni-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .recensioni-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.recensione-card {
    background-color: var(--background);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.recensione-stars {
    color: #FFB800;
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
}

.recensione-text {
    color: var(--text);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
    font-style: italic;
}

.recensione-autore {
    color: var(--text-light);
    font-weight: 600;
    font-size: 0.875rem;
}

/* ============================================
   FAQ
   ============================================ */

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background-color: var(--white);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: var(--spacing-md);
    background: none;
    border: none;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary);
    transition: var(--transition);
}

.faq-question:hover {
    background-color: var(--background);
}

.faq-icon {
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--accent);
    transition: var(--transition);
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 var(--spacing-md) var(--spacing-md);
    color: var(--text-light);
    line-height: 1.6;
}

/* ============================================
   CONTATTI
   ============================================ */

.contatti-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

@media (min-width: 1024px) {
    .contatti-grid {
        grid-template-columns: 1fr 1.5fr;
    }
}

.contatti-info {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 768px) {
    .contatti-info {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .contatti-info {
        grid-template-columns: 1fr;
    }
}

.info-card {
    text-align: center;
    padding: var(--spacing-lg);
    background-color: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.info-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.info-card h3 {
    margin-bottom: var(--spacing-sm);
    font-size: 1.125rem;
}

.info-card p {
    color: var(--text);
    margin-bottom: var(--spacing-xs);
}

.info-card a {
    color: var(--accent);
    font-weight: 600;
}

.info-card a:hover {
    text-decoration: underline;
}

.info-note {
    color: var(--text-light);
    font-size: 0.875rem;
    margin-top: var(--spacing-sm);
}

/* ============================================
   FORM
   ============================================ */

.contatti-form {
    background-color: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--text);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #E5E7EB;
    border-radius: var(--radius-md);
    font-family: var(--font-family);
    font-size: 1rem;
    transition: var(--transition);
}

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

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-xs);
}

.checkbox-group input[type="checkbox"] {
    width: auto;
    margin-top: 4px;
    cursor: pointer;
}

.checkbox-group label {
    margin-bottom: 0;
    font-weight: 400;
    font-size: 0.875rem;
}

.checkbox-group a {
    color: var(--accent);
    text-decoration: underline;
}

.mappa-wrapper {
    margin-top: var(--spacing-xl);
}

.mappa-placeholder {
    background-color: var(--white);
    border: 2px dashed #E5E7EB;
    border-radius: var(--radius-lg);
    padding: var(--spacing-2xl);
    text-align: center;
    color: var(--text-light);
}

.mappa-note {
    font-size: 0.875rem;
    margin-top: var(--spacing-sm);
}

/* ============================================
   WHATSAPP FLOAT
   ============================================ */

.whatsapp-float {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    box-shadow: var(--shadow-lg);
    z-index: 999;
    transition: var(--transition);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 12px 20px rgba(37, 211, 102, 0.4);
}

@media (min-width: 768px) {
    .whatsapp-float {
        display: none;
    }
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
    background-color: var(--primary);
    color: var(--white);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

@media (min-width: 768px) {
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .footer-content {
        grid-template-columns: repeat(4, 1fr);
    }
}

.footer-section h3,
.footer-section h4 {
    color: var(--white);
    margin-bottom: var(--spacing-md);
    font-size: 1.125rem;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
}

.footer-section ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--white);
    text-decoration: underline;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
}

/* ============================================
   COOKIE BANNER
   ============================================ */

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--white);
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
    padding: var(--spacing-md);
    z-index: 1001;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.cookie-banner.show {
    transform: translateY(0);
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    align-items: center;
}

@media (min-width: 768px) {
    .cookie-content {
        flex-direction: row;
        justify-content: space-between;
    }
}

.cookie-content p {
    color: var(--text);
    font-size: 0.875rem;
    margin: 0;
}

.cookie-content a {
    color: var(--accent);
    text-decoration: underline;
}

.btn-accept {
    background-color: var(--accent);
    color: var(--white);
    border: none;
    padding: 0.5rem 1.5rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-accept:hover {
    background-color: #1557C7;
}

/* ============================================
   FORM ERRORS
   ============================================ */

.form-group input.error,
.form-group textarea.error {
    border-color: #EF4444;
}

.error-message {
    color: #EF4444;
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

.form-success {
    background-color: #10B981;
    color: white;
    padding: 1rem;
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    text-align: center;
    font-weight: 600;
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

.text-center {
    text-align: center;
}

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }

.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }