/* ===================================
   K_Coding - Main Stylesheet
   Versione Refactoringata - Solo stili specifici
   =================================== */

/* ===================================
   CSS VARIABLES - Color Palette Specifiche per K_Coding
   Variabili CSS personalizzate per il tema scuro di K_Coding
   =================================== */
:root {
    /* ===== BACKGROUND COLORS - Sfondi specifici ===== */
    /* Colori di sfondo per le card e sezioni scure */
    --color-bg-card: #111126;
    --color-bg-light: #0B0B12;

    /* ===== ACCENT COLORS - Colori di accento ===== */
    /* Colori di accento per elementi interattivi e highlights */
    --color-accent-gold: #FFD074;
    --color-accent-purple: #BA35F2;
    --color-accent-red: #F20519;

    /* ===== GLOW COLORS - Effetti luminescenti ===== */
    /* Colori per effetti glow e ombre luminose */
    --color-glow-primary: #3BE4EB;
    --color-glow-secondary: #D04DFF;
    --color-glow-pink: #FF5AD6;

    /* ===== GRADIENTS - Gradienti specifici ===== */
    /* Gradienti personalizzati per K_Coding */
    --gradient-overlay: linear-gradient(135deg, rgba(5, 242, 219, 0.1), rgba(186, 53, 242, 0.1));
    --gradient-gold: linear-gradient(90deg, var(--color-primary), var(--color-secondary));

    /* ===== SHADOWS - Ombre specifiche ===== */
    /* Ombre personalizzate per hover e effetti */
    /* MIGLIORAMENTO: Shadow card hover più pronunciata per le flip card */
    --shadow-card-hover: 0 12px 24px rgba(0, 0, 0, 0.3),
                         0 0 40px rgba(59, 228, 235, 0.2);
    --shadow-glow-hover: 0 0 30px rgba(5, 242, 219, 0.4);

    /* ===== CORREZIONE PROBLEMA1: Font-size mancanti per titoli grandi ===== */
    /* Font-size responsive per hero title con clamp() */
    --font-size-hero: clamp(3rem, 2.5rem + 0.5vw, 4.5rem);

    /* ===== CORREZIONE PROBLEMA2: Colori testo bianco per sfondo scuro ===== */
    /* Sovrascrivo le variabili di testo da common.css per adattarle allo sfondo scuro */
    --color-text-primary: #FFFFFF;
    --color-text-secondary: rgba(255, 255, 255, 0.85);
    --color-text-muted: rgba(255, 255, 255, 0.7);
}

/* ===================================
   Link Styles - Sottolineatura generale
   =================================== */
/* Sottolinea tutti i link nella pagina */
a {
    text-decoration: underline;
}

/* Rimuovi la sottolineatura dai link nel nav */
nav a {
    text-decoration: none;
}

/* Assicurati che gli stati dei link mantengano la sottolineatura */
a:hover,
a:active,
a:focus {
    text-decoration: underline;
}

/* Mantieni i link nel nav senza sottolineatura in tutti gli stati */
nav a:hover,
nav a:active,
nav a:focus {
    text-decoration: none;
}

/* ===================================
   Hero Section - Specifico K_Coding
   =================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--color-bg-dark) 0%, var(--color-bg-darker) 100%);
    color: var(--color-text-light);
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(5, 242, 219, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulseGlow 8s ease-in-out infinite;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(186, 53, 242, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulseGlow 10s ease-in-out infinite 2s;
}

.hero__particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

.hero__particle {
    position: absolute;
    width: var(--spacing-xs);
    height: var(--spacing-xs);
    background: rgba(5, 242, 219, 0.6);
    border-radius: 50%;
    animation: floatParticle 15s infinite linear;
}

.hero__particle:nth-child(1) {
    left: 10%;
    top: 20%;
    animation-delay: 0s;
    animation-duration: 12s;
}

.hero__particle:nth-child(2) {
    left: 20%;
    top: 60%;
    animation-delay: 2s;
    animation-duration: 18s;
}

.hero__particle:nth-child(3) {
    left: 60%;
    top: 30%;
    animation-delay: 4s;
    animation-duration: 15s;
}

.hero__particle:nth-child(4) {
    left: 80%;
    top: 70%;
    animation-delay: 6s;
    animation-duration: 20s;
}

.hero__particle:nth-child(5) {
    left: 40%;
    top: 80%;
    animation-delay: 8s;
    animation-duration: 16s;
}

.hero__particle:nth-child(6) {
    left: 70%;
    top: 15%;
    animation-delay: 10s;
    animation-duration: 14s;
}

.hero__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    position: relative;
    z-index: 1;
}

.hero__visual {
    display: flex;
    justify-content: center;
    align-items: center;
  
    animation: fadeInRight var(--transition-slow) ease var(--transition-instant) both;
    order: 2;
}

.hero__content {
    animation: fadeInUp var(--transition-slow) ease;
    order: 1;
}

.hero__title {
    font-size: var(--font-size-hero);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    animation: slideInLeft var(--transition-base) ease-out;
}

.hero__title span {
    display: inline-block;
    animation: fadeInUp var(--transition-base) ease-out var(--transition-mini) both;
}

.hero__title--accent {
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
    animation: fadeInUp var(--transition-base) ease-out var(--transition-mini) both;
}

.hero__cta {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    animation: fadeInUp var(--transition-base) ease-out var(--transition-mini) both;
}

.hero__cta .btn {
    animation: bounceIn var(--transition-slow) ease-out var(--transition-base) both;
}

.hero__cta .btn--secondary {
    animation-delay: 0.55s;
}

.hero__packages-cta {
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--gradient-overlay);
    border: 1px solid rgba(5, 242, 219, 0.5);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    animation: fadeInUp var(--transition-base) ease-out var(--transition-base) both;
}

.hero__packages-text {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-primary);
}

.hero__packages-link {
    color: var(--color-secondary);
    text-decoration: none;
    font-weight: 600;
    font-size: var(--font-size-sm);
    transition: var(--transition-micro);
}

.hero__packages-link:hover {
    color: var(--color-primary);
    gap: 0.75rem;
}

.hero__packages-link:active {
    transform: scale(0.98);
}

.hero__packages-link:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
}

.hero__image-wrapper {
    width: 100%;
    max-width: 500px;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero__logo-container {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    animation: floatLogo 6s ease-in-out infinite;
}

.hero__logo-container img {
    width: 100%;
    max-width: 400px;
    height: auto;
    margin: 2% 5%;
    filter: drop-shadow(0 0 var(--spacing-4xl) rgba(5, 242, 219, 0.5));
    animation: glowLogo var(--transition-slower) ease-in-out infinite alternate;
}

.hero__logo-ring {
    position: absolute;
    width: 450px;
    height: 450px;
    border: var(--spacing-xs) solid rgba(59, 228, 235, 0.5);
    border-radius: 50%;
    animation: rotateRing 20s linear infinite;
}

.hero__logo-ring::before {
    content: '';
    position: absolute;
    top: -5px;
    left: 50%;
    width: 10px;
    height: 10px;
    background: var(--color-primary);
    border-radius: 50%;
    box-shadow: 0 0 var(--spacing-2xl) var(--color-glow-primary);
}

.hero__logo-ring-inner {
    position: absolute;
    width: 380px;
    height: 380px;
    border: 1px solid rgba(208, 77, 255, 0.4);
    border-radius: 50%;
    animation: rotateRing 15s linear infinite reverse;
}

/* Anelli del logo ridimensionati per schermi ≤768px - mantenuti visibili con animazioni */
@media (max-width: 768px) {
    .hero__logo-ring {
        width: 280px;
        height: 280px;
        border-width: var(--spacing-sm);
    }
    
    .hero__logo-ring::before {
        width: var(--spacing-sm);
        height: var(--spacing-sm);
        top: -4px;
    }
    
    .hero__logo-ring-inner {
        width: 230px;
        height: 230px;
        border-width: 1px;
    }
    
    /* Riduci l'ampiezza dell'animazione floatLogo su schermi piccoli */
    .hero__logo-container {
        animation: floatLogoMobile 6s ease-in-out infinite;
    }
}

/* ===================================
   About Section - Specifico K_Coding
   =================================== */
.about {
    background-color: var(--color-bg-light);
}

section#chi-sono.about {
    margin-top: 0;
    padding-top: 0;
}

.about__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.about__content {
    animation: fadeInRight var(--transition-slow) ease;
}

/* Best Practice #19: Spaziatura adeguata per leggibilità (WCAG 1.4.8) */
.about__text p {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.8;
}

.about__stats {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.about__stat {
    text-align: center;
    padding: var(--spacing-md);
    background: var(--gradient-dark);
    border-radius: var(--radius-md);
    flex: 1;
}

.about__stat-number {
    display: block;
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.about__stat-label {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.about__visual {
    display: flex;
    justify-content: center;
    animation: fadeInLeft var(--transition-slow) ease;
}

.about__image {
    width: 100%;
    max-width: 350px;
    padding-top: var(--spacing-lg);
}

.about__profile-img {
    width: 100%;
    max-width: 320px;
    height: auto;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    border-radius: 50%;
    box-shadow: 0 var(--spacing-sm) var(--spacing-3xl) rgba(5, 242, 219, 0.3),
                0 0 0 var(--spacing-sm) rgba(5, 242, 219, 0.1);
    transition: var(--transition-micro);
    display: block;
    margin: 0 auto;
}

.about__profile-img:hover {
    transform: scale(1.05);
    box-shadow: 0 var(--spacing-sm) var(--spacing-4xl) rgba(5, 242, 219, 0.4),
                0 0 0 var(--spacing-md) rgba(5, 242, 219, 0.2);
}

.about__profile-img:active {
    transform: scale(1.02);
    box-shadow: 0 var(--spacing-sm) var(--spacing-3xl) rgba(5, 242, 219, 0.35),
                0 0 0 var(--spacing-sm) rgba(5, 242, 219, 0.15);
}

/* ===================================
   Services Section - Specifico K_Coding
   =================================== */
.services {
    background-color: var(--color-bg-dark);
    color: var(--color-text-light);
}

.services__container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.services .section__title {
    color: var(--color-text-light);
}

.services .section__subtitle {
    color: var(--color-text-muted);
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

/* Responsive: 2 colonne su tablet */
@media (max-width: 992px) {
    .services__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Responsive: 1 colonna su mobile */
@media (max-width: 576px) {
    .services__grid {
        grid-template-columns: 1fr;
    }
}

/* Services CTA Section */
.services__cta {
    text-align: center;
    padding: var(--spacing-lg) var(--spacing-md);
    background: linear-gradient(135deg, rgba(5, 242, 219, 0.1), rgba(186, 53, 242, 0.1));
    border-radius: var(--radius-lg);
    border: 2px solid rgba(5, 242, 219, 0.3);
    margin-top: var(--spacing-lg);
}

.services__cta-text {
    color: var(--color-text-secondary);
    font-size: var(--font-size-lg);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.services__cta .btn {
    min-width: 280px;
}

/* ===== Services Section - Best Practice #26: Microinterazioni ===== */
.service-card {
    background-color: var(--color-bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    transition: var(--transition-micro);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-gold);
    transform: scaleX(0);
    transition: var(--transition-micro);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

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

.service-card--featured {
    border: 2px solid var(--color-primary);
}

.service-card__badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--gradient-primary);
    color: var(--color-text-light);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
}

.service-card__icon {
    width: var(--spacing-4xl);
    height: var(--spacing-4xl);
    margin-bottom: var(--spacing-sm);
}

.service-card__icon svg {
    width: 100%;
    height: 100%;
}

.service-card__title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
}

.service-card__description {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.service-card__price {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
}

.service-card__price-value {
    font-size: var(--font-size-xl);
    font-weight: 700;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.service-card__price-period {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.service-card__list {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--spacing-md) 0;
}

.service-card__list li {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
    line-height: 1.5;
}

.service-card__list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: 700;
    font-size: 0.9em;
}

.service-card__link {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: var(--transition-micro);
}

.service-card__link:hover {
    color: var(--color-secondary);
    gap: 0.75rem;
}

.service-card__link:active {
    transform: translateX(2px);
}

.service-card__link:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
    box-shadow: 0 0 0 var(--spacing-sm) rgba(5, 242, 219, 0.4);
}

.service-card:active {
    transform: translateY(-6px) scale(1.01);
    box-shadow: 0 var(--spacing-sm) var(--spacing-3xl) rgba(0, 0, 0, 0.18);
    transition: transform var(--transition-instant) ease, box-shadow var(--transition-instant) ease;
}

.service-card__link:active {
    transform: translateX(2px);
    gap: var(--spacing-sm);
    transition: transform var(--transition-instant) ease, gap var(--transition-instant) ease;
}

.services__more {
    text-align: center;
    padding: var(--spacing-md);
    background-color: rgba(5, 242, 219, 0.1);
    border-radius: var(--radius-md);
}

.services__more-text {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

/* ===================================
   Services Included - Nuova struttura compatta
   Griglia di servizi inclusi nei pacchetti
   =================================== */
.services-included {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.service-item {
    background-color: var(--color-bg-card);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    border: 1px solid rgba(5, 242, 219, 0.2);
    transition: var(--transition-micro);
}

.service-item:hover {
    border-color: rgba(5, 242, 219, 0.4);
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
}

.service-item__icon {
    width: var(--spacing-3xl);
    height: var(--spacing-3xl);
    margin-bottom: var(--spacing-sm);
}

.service-item__icon svg {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 0 var(--spacing-sm) rgba(5, 242, 219, 0.3));
}

.service-item__title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.service-item__list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.service-item__list li {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
    line-height: 1.5;
}

.service-item__list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: 700;
    font-size: 0.9em;
}

.service-item__list li strong {
    color: var(--color-secondary);
    font-weight: 600;
}

.services__note {
    text-align: center;
    padding: var(--spacing-md);
    background-color: rgba(186, 53, 242, 0.1);
    border-radius: var(--radius-md);
    border: 1px solid rgba(186, 53, 242, 0.3);
}

.services__note-text {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    line-height: 1.6;
    margin: 0;
}

.services__note-link {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-micro);
}

.services__note-link:hover {
    color: var(--color-secondary);
    text-decoration: underline;
}

.services__note-link:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
    box-shadow: 0 0 0 var(--spacing-sm) rgba(5, 242, 219, 0.4);
}

/* Responsive per services-included */
@media (max-width: 768px) {
    .services-included {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .service-item {
        padding: var(--spacing-sm);
    }
    
    .service-item__icon {
        width: 40px;
        height: 40px;
    }
    
    .service-item__title {
        font-size: var(--font-size-base);
    }
    
    .service-item__list li {
        font-size: 0.85rem;
        padding: var(--spacing-xs) 0;
        padding-left: 1.3rem;
    }
    
    .services__note {
        padding: var(--spacing-sm);
    }
    
    .services__note-text {
        font-size: 0.85rem;
    }
}

/* ===================================
   Packages Section - Specifico K_Coding
   =================================== */
.packages {
    background: var(--gradient-dark);
    color: var(--color-text-light);
}

.packages__container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.packages .section__title {
    color: var(--color-text-light);
}

.packages .section__subtitle {
    color: var(--color-text-muted);
}

.packages__carousel {
    position: relative;
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: var(--spacing-lg);
}

.packages__carousel-track {
    display: flex;
    gap: 2rem;
    overflow-x: auto; /* RIPRISTINATO: necessario per scroll-snap */
    scroll-snap-type: x mandatory; /* RIPRISTINATO: per snap alle card */
    scroll-behavior: smooth; /* RIPRISTINATO: per animazioni fluide */
    -webkit-overflow-scrolling: touch; /* RIPRISTINATO: per mobile */
    scrollbar-width: none; /* RIPRISTINATO: nasconde scrollbar */
    padding: 1rem 0.5rem;
    flex: 1;
    justify-content: flex-start;
    align-items: center; /* CORREZIONE: centra le card verticalmente nel track */
}

/* Nascondi scrollbar per estetica */
.packages__carousel-track::-webkit-scrollbar {
    display: none;
}

/* ===================================
   CAROUSEL RESPONSIVE - Sistema scroll-snap corretto
   Le card hanno dimensioni fisse in base al numero di card visibili
   Schermi grandi (> 1024px): 3 card per volta
   Schermi medi (768px - 1024px): 2 card per volta
   Schermi piccoli (< 768px): 1 card per volta
   =================================== */

/* Default: Schermi grandi (> 1024px) - 3 card per volta */
.packages__carousel-track .package-card {
    flex: 0 0 calc((100% - 4rem) / 3);
    max-width: calc((100% - 4rem) / 3);
}

/* Schermi medi (768px - 1024px) - 2 card per volta */
@media (max-width: 1024px) and (min-width: 768px) {
    .packages__carousel-track .package-card {
        flex: 0 0 calc((100% - 2rem) / 2);
        max-width: calc((100% - 2rem) / 2);
    }
}

/* Schermi piccoli (< 768px) - 1 card per volta */
@media (max-width: 767px) {
    .packages__carousel-track .package-card {
        flex: 0 0 100%;
        max-width: 100%;
    }
}

/* Schermi molto piccoli (< 480px) - 1 card con padding ridotto */
@media (max-width: 480px) {
    .packages__carousel-track .package-card {
        flex: 0 0 calc(100% - 1rem);
        max-width: calc(100% - 1rem);
    }
}

.packages__carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: var(--spacing-1xl);
    height: var(--spacing-1xl);
    border-radius: 50%;
    background: var(--gradient-primary);
    border: none;
    color: var(--color-text-light);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-micro);
    z-index: 10;
    box-shadow: var(--shadow-md);
    flex-shrink: 0;
}

.packages__carousel-btn:hover {
    transform: translateY(-50%) scale(1.1);
    box-shadow: var(--shadow-glow);
}

.packages__carousel-btn:active {
    transform: translateY(-50%) scale(0.95);
}

.packages__carousel-btn:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 3px;
}

.packages__carousel-btn svg {
    width: var(--spacing-3xl);
    height: var(--spacing-3xl);
}

.packages__carousel-btn--prev {
    left: -22px;
}

.packages__carousel-btn--next {
    right: -22px;
}

.packages__carousel-dots {
    display: flex;
    justify-content: center;
    gap: 0.4rem;
    margin-bottom: var(--spacing-lg);
}

.packages__carousel-dot {
    width: 13px;
    height: 13px;
    min-width: 13px;
    min-height: 13px;
    border-radius: 50%;
    background-color: rgba(5, 242, 219, 0.3);
    border: none;
    cursor: pointer;
    transition: var(--transition-micro);
}

.packages__carousel-dot:hover {
    background-color: rgba(5, 242, 219, 0.6);
}

.packages__carousel-dot:active {
    transform: scale(0.95);
}

.packages__carousel-dot--active {
    background-color: var(--color-primary);
    box-shadow: 0 0 var(--spacing-sm) rgba(5, 242, 219, 0.5);
    transform: scale(1.2);
}

.packages__carousel-dot:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
    transform: scale(1.2);
    box-shadow: 0 0 0 var(--spacing-sm) rgba(5, 242, 219, 0.4);
}

/* ===================================
   FLIP CARD SYSTEM - CSS 3D Transforms
   Sistema di card con effetto flip 3D
   =================================== */

.package-card {
    background-color: transparent;
    border-radius: var(--radius-lg);
    position: relative;
    overflow: hidden;
    border: 2px solid transparent;
    display: block; /* CORRETTO: block invece di flex per il corretto funzionamento del flip 3D */
    scroll-snap-align: start;
    flex-shrink: 0;
    width: auto;
    height: 420px;
    perspective: 1000px;
    cursor: pointer;
}

/* In mobile, centra la card nel viewport con scroll-snap-align: center */
@media (max-width: 767px) {
    .package-card {
        scroll-snap-align: center;
    }
}

.package-card--flip {
    height: 440px;
}

.package-card--featured {
    border: 2px solid var(--color-primary);
}

.package-card--featured::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-gold);
    z-index: 10;
}

/* Container interno per il flip 3D */
.package-card__flip-inner {
    position: relative;
    width: 100%;
    height: 100%;
    text-align: center;
    /* MIGLIORAMENTO: Durata aumentata da 0.6s a 0.8s per flip più fluido */
    /* MIGLIORAMENTO: Timing function cambiato a cubic-bezier(0.4, 0.0, 0.2, 1) per effetto più naturale */
    transition: transform 0.8s cubic-bezier(0.4, 0.0, 0.2, 1),
                box-shadow 0.8s cubic-bezier(0.4, 0.0, 0.2, 1);
    transform-style: preserve-3d;
}

/* Flip su hover (desktop) */
@media (hover: hover) {
    .package-card--flip:hover .package-card__flip-inner {
        /* MIGLIORAMENTO: Angolo di rotazione aumentato e aggiunto scale per effetto più evidente */
        transform: rotateY(180deg) scale(1.05);
    }
}

/* Flip su click/tap (mobile e desktop con click) */
.package-card--flip.flipped .package-card__flip-inner {
    /* MIGLIORAMENTO: Aggiunto scale(1.05) per dare più profondità quando flippata */
    transform: rotateY(180deg) scale(1.05);
}

/* Fronte e Retro della Card */
.package-card__flip-front,
.package-card__flip-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    /* MIGLIORAMENTO: Aggiunta transizione per bordo luminoso */
    transition: border-color 0.8s cubic-bezier(0.4, 0.0, 0.2, 1),
                box-shadow 0.8s cubic-bezier(0.4, 0.0, 0.2, 1);
}

.package-card__flip-front {
    background-color: var(--color-bg-card);
    border: 2px solid rgba(5, 242, 219, 0.2);
    justify-content: center;
    align-items: center;
    padding: 1.5rem;
}

/* MIGLIORAMENTO: Glow effect e border highlight quando la card è flippata/hover */
.package-card--flip:hover .package-card__flip-front,
.package-card--flip.flipped .package-card__flip-front {
    border-color: rgba(59, 228, 235, 0.6);
    box-shadow: 0 0 30px rgba(59, 228, 235, 0.3),
                0 0 60px rgba(208, 77, 255, 0.2);
}

.package-card--featured .package-card__flip-front {
    background: linear-gradient(135deg, var(--color-bg-card), rgba(5, 242, 219, 0.05));
    border: 2px solid var(--color-primary);
}

/* MIGLIORAMENTO: Glow effect aggiuntivo per featured card */
.package-card--featured:hover .package-card__flip-front,
.package-card--featured.flipped .package-card__flip-front {
    border-color: rgba(59, 228, 235, 0.8);
    box-shadow: 0 0 40px rgba(59, 228, 235, 0.4),
                0 0 80px rgba(208, 77, 255, 0.3),
                inset 0 0 20px rgba(59, 228, 235, 0.1);
}

.package-card__flip-back {
    background-color: var(--color-bg-card);
    border: 2px solid rgba(5, 242, 219, 0.2);
    transform: rotateY(180deg);
    padding: 1.25rem;
    overflow-y: auto;
    align-items: center; /* CORREZIONE: centra il contenuto orizzontalmente nel retro della card */
}

/* MIGLIORAMENTO: Glow effect e border highlight per il retro della card */
.package-card--flip:hover .package-card__flip-back,
.package-card--flip.flipped .package-card__flip-back {
    border-color: rgba(59, 228, 235, 0.6);
    box-shadow: 0 0 30px rgba(59, 228, 235, 0.3),
                0 0 60px rgba(208, 77, 255, 0.2);
}

.package-card--featured .package-card__flip-back {
    background: linear-gradient(135deg, var(--color-bg-card), rgba(5, 242, 219, 0.05));
    border: 2px solid var(--color-primary);
}

/* MIGLIORAMENTO: Glow effect aggiuntivo per featured card retro */
.package-card--featured:hover .package-card__flip-back,
.package-card--featured.flipped .package-card__flip-back {
    border-color: rgba(59, 228, 235, 0.8);
    box-shadow: 0 0 40px rgba(59, 228, 235, 0.4),
                0 0 80px rgba(208, 77, 255, 0.3),
                inset 0 0 20px rgba(59, 228, 235, 0.1);
}

/* Scrollbar personalizzata per il retro della card */
.package-card__flip-back::-webkit-scrollbar {
    width: var(--spacing-sm);
}

.package-card__flip-back::-webkit-scrollbar-track {
    background: rgba(5, 242, 219, 0.1);
    border-radius: var(--spacing-xs);
}

.package-card__flip-back::-webkit-scrollbar-thumb {
    background: var(--color-primary);
    border-radius: var(--spacing-xs);
}

.package-card__flip-back::-webkit-scrollbar-thumb:hover {
    background: var(--color-secondary);
}

/* Micro-copia accattivante */
.package-card__microcopy {
    color: var(--color-secondary);
    font-size: 0.9rem;
    font-weight: 600;
    margin: 0.5rem 0 1rem;
    text-transform: uppercase;
    letter-spacing: var(--spacing-xs);
}

/* Hint per interazione */
.package-card__hint {
    position: absolute;
    bottom: 1rem;
    left: 0;
    right: 0;
    color: var(--color-text-muted);
    font-size: 0.75rem;
    font-style: italic;
    opacity: 0.8;
}

/* Stili per le card non flip (fallback) */
.package-card:not(.package-card--flip) {
    background-color: var(--color-bg-card);
    padding: 1.25rem;
    height: auto;
}

.package-card:not(.package-card--flip)::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-gold);
    transform: scaleX(0);
    transition: var(--transition-micro);
}

.package-card:not(.package-card--flip):hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(5, 242, 219, 0.3);
}

.package-card:not(.package-card--flip):hover::before {
    transform: scaleX(1);
}

.package-card__badge {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    background: var(--gradient-primary);
    color: var(--color-text-light);
    padding: 0.3rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
    z-index: 10;
    box-shadow: 0 var(--spacing-xs) var(--spacing-sm) rgba(5, 242, 219, 0.3);
}

.package-card--flip .package-card__badge {
    top: 1rem;
    right: 1rem;
}

.package-card__icon {
    width: var(--spacing-4xl);
    height: var(--spacing-4xl);
    margin-bottom: var(--spacing-md);
}

.package-card__icon svg {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 0 var(--spacing-sm) rgba(5, 242, 219, 0.3));
}

.package-card--flip .package-card__icon {
    margin-bottom: 0.75rem;
}

.package-card__title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
}

.package-card--flip .package-card__flip-front .package-card__title {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-xs);
}

.package-card--flip .package-card__flip-back .package-card__title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
}

.package-card__price {
    margin-bottom: 0.75rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid rgba(254, 254, 254, 0.3);
}

.package-card--flip .package-card__flip-front .package-card__price {
    border-bottom: none;
    margin-bottom: 0;
}

.package-card--flip .package-card__flip-back .package-card__price {
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid rgba(254, 254, 254, 0.3);
}

.package-card__price-value {
    display: block;
    font-size: 2.75rem;
    font-weight: 800;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.package-card__price-period {
    display: block;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-top: var(--spacing-xs);
}

.package-card__features {
    list-style: none;
    margin-bottom: 1rem;
    flex-grow: 1;
    overflow-y: auto;
    /* BUGFIX: Corretto da varfit a fit-content */
    max-height: fit-content;
    padding-right: var(--spacing-sm);
}

.package-card__features::-webkit-scrollbar {
    width: var(--spacing-xs);
}

.package-card__features::-webkit-scrollbar-track {
    background: rgba(5, 242, 219, 0.1);
    border-radius: var(--spacing-xs);
}

.package-card__features::-webkit-scrollbar-thumb {
    background: var(--color-primary);
    border-radius: var(--spacing-xs);
}

.package-card__feature {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-secondary);
    font-size: 1rem;
    line-height: 1.4;
    text-align: left;
    animation: fadeInUp var(--transition-base) ease-out both;
}
.package-card__feature {
display: flex;
align-items: center;
}
.package-card__feature:nth-child(1) { animation-delay: 0.05s; }
.package-card__feature:nth-child(2) { animation-delay: 0.1s; }
.package-card__feature:nth-child(3) { animation-delay: 0.15s; }
.package-card__feature:nth-child(4) { animation-delay: 0.2s; }

.package-card__feature svg {
    width: var(--spacing-xl);
    height: var(--spacing-xl);
    min-width: var(--spacing-xl);
    min-height: var(--spacing-xl);
    flex-shrink: 0;
    margin-top: var(--spacing-xs);
}

.package-card__cta {
    display: block;
    text-align: center;
    padding: var(--spacing-md);
    background: var(--gradient-primary);
    color: var(--color-text-light);
    text-decoration: none;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: var(--transition-micro);
    margin-top: auto;
    font-size: 0.9rem;
    border: none;
    cursor: pointer;
    width: 100%;
}

.package-card__cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.package-card__cta:active {
    transform: translateY(-1px);
}

.package-card__cta:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 3px;
    box-shadow: 0 0 0 var(--spacing-sm) rgba(5, 242, 219, 0.4);
}

/* Focus state per le flip card */
.package-card--flip:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 3px;
    box-shadow: 0 0 0 4px rgba(5, 242, 219, 0.4);
}

.package-card--flip:focus {
    outline: none;
}

/* Active state per le flip card */
.package-card--flip:active {
    transform: scale(0.98);
    transition: transform var(--transition-instant) ease;
}

.packages__perfect-for {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background: linear-gradient(135deg, rgba(186, 53, 242, 0.15), rgba(5, 242, 219, 0.12));
    border-radius: var(--radius-md);
    border: 2px solid rgba(186, 53, 242, 0.4);
    box-shadow: 0 var(--spacing-sm) var(--spacing-md) rgba(0, 0, 0, 0.15);
    animation: fadeInUp var(--transition-slow) ease-out;
    position: relative;
}

.packages__perfect-for::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 90, 214, 0.08), rgba(59, 228, 235, 0.05));
    border-radius: var(--radius-md);
    pointer-events: none;
    animation: pulseGlow var(--transition-slower) ease-in-out infinite;
}

.packages__perfect-for-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary), var(--color-glow-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-md);
    text-align: center;
    position: relative;
}

.packages__perfect-for-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    justify-content: center;
    max-width: 1000px;
    margin: 0 auto;
}

.packages__perfect-for-item {
    color: var(--color-text-secondary);
    font-size: var(--font-size-base);
    padding: var(--spacing-sm) var(--spacing-md);
    background: linear-gradient(135deg, rgba(186, 53, 242, 0.18), rgba(5, 242, 219, 0.12));
    border-radius: var(--radius-md);
    border: 1px solid rgba(186, 53, 242, 0.5);
    transition: var(--transition-base);
    position: relative;
    padding-left: var(--spacing-3xl);
    flex-basis: calc(25% - var(--spacing-sm));
    min-width: 200px;
    cursor: pointer;
    animation: fadeInUp var(--transition-slow) ease-out both;
    box-shadow: 0 var(--spacing-xs) var(--spacing-sm) rgba(0, 0, 0, 0.1);
}

.packages__perfect-for-item:nth-child(1) { animation-delay: 0.05s; }
.packages__perfect-for-item:nth-child(2) { animation-delay: 0.1s; }
.packages__perfect-for-item:nth-child(3) { animation-delay: 0.15s; }
.packages__perfect-for-item:nth-child(4) { animation-delay: 0.2s; }

.packages__perfect-for-item::before {
    content: '✓';
    position: absolute;
    left: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
    font-size: 1.1em;
}

.packages__perfect-for-item:hover {
    background: linear-gradient(135deg, rgba(186, 53, 242, 0.35), rgba(5, 242, 219, 0.25));
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-card-hover);
    color: var(--color-text-primary);
    border-color: rgba(5, 242, 219, 0.6);
}

.packages__perfect-for-item:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 3px;
    box-shadow: 0 0 0 var(--spacing-sm) rgba(5, 242, 219, 0.4);
}

.packages__perfect-for-item:hover::before {
    font-size: 1.15em;
}

@media (max-width: 768px) {
    .packages__perfect-for::before {
        animation: none;
    }
    
    .packages__perfect-for-item {
        flex-basis: calc(50% - var(--spacing-sm));
        min-width: 140px;
        font-size: var(--font-size-sm);
        padding: var(--spacing-xs) var(--spacing-sm);
        padding-left: var(--spacing-3xl);
        animation: fadeInUp var(--transition-base) ease-out both;
    }
    
    .packages__perfect-for-item::before {
        left: var(--spacing-sm);
    }
    
    .packages__perfect-for-item:hover {
        transform: translateY(-2px);
        box-shadow: 0 var(--spacing-sm) var(--spacing-sm) rgba(0, 0, 0, 0.15);
    }
}

.packages__perfect-for--compact {
    padding: var(--spacing-sm) var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.packages__perfect-for--compact .packages__perfect-for-title {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-sm);
}

.packages__perfect-for-list--horizontal {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-sm);
    width: 100%;
    max-width: 100%;
}

.packages__perfect-for-list--horizontal .packages__perfect-for-item {
    flex-basis: auto;
    min-width: auto;
    padding: var(--spacing-sm) var(--spacing-xs);
    padding-left: var(--spacing-md);
    font-size: 0.9rem;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    box-shadow: none;
    animation: fadeInUp var(--transition-slow) ease-out both;
}

.packages__perfect-for-list--horizontal .packages__perfect-for-item::before {
    left: var(--spacing-xs);
    font-size: 0.9em;
}

.packages__perfect-for-list--horizontal .packages__perfect-for-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 var(--spacing-sm) var(--spacing-sm) rgba(0, 0, 0, 0.15);
}

@media (max-width: 1024px) {
    .packages__perfect-for-list--horizontal {
        grid-template-columns: repeat(4, 1fr);
        gap: var(--spacing-sm);
    }
    
    .packages__perfect-for-list--horizontal .packages__perfect-for-item {
        font-size: 0.85rem;
        padding: var(--spacing-xs) 0.4rem;
        padding-left: 1.8rem;
    }
}

@media (max-width: 768px) {
    .packages__perfect-for--compact {
        padding: 0.75rem var(--spacing-sm);
        margin-bottom: var(--spacing-sm);
    }
    
    .packages__perfect-for--compact .packages__perfect-for-title {
        font-size: var(--font-size-base);
        margin-bottom: 0.75rem;
    }
    
    .packages__perfect-for-list--horizontal {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
    }
    
    .packages__perfect-for-list--horizontal .packages__perfect-for-item {
        font-size: 0.8rem;
        padding: var(--spacing-xs) 0.3rem;
        padding-left: 1.6rem;
        white-space: normal;
        line-height: 1.3;
    }
    
    .packages__perfect-for-list--horizontal .packages__perfect-for-item::before {
        left: 0.4rem;
        font-size: 0.85em;
    }
}

@media (max-width: 480px) {
    .packages__perfect-for--compact {
        padding: 0.5rem var(--spacing-xs);
        margin-bottom: 0.75rem;
    }
    
    .packages__perfect-for--compact .packages__perfect-for-title {
        font-size: 0.9rem;
        margin-bottom: 0.5rem;
    }
    
    .packages__perfect-for-list--horizontal {
        gap: var(--spacing-xs);
    }
    
    .packages__perfect-for-list--horizontal .packages__perfect-for-item {
        font-size: 0.75rem;
        padding: var(--spacing-xs) 0.25rem;
        padding-left: 1.4rem;
    }
}

.packages__info {
    text-align: center;
    padding: var(--spacing-md);
    background-color: rgba(5, 242, 219, 0.05);
    border-radius: var(--radius-md);
    border: 1px solid rgba(5, 242, 219, 0.4);
}

.packages__info-text {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    line-height: 1.6;
}

.packages__info-link {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-micro);
}

.packages__info-link:hover {
    color: var(--color-secondary);
    text-decoration: underline;
}

.packages__info-link:active {
    transform: scale(0.98);
}

.packages__info-link:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
    box-shadow: 0 0 0 var(--spacing-sm) rgba(5, 242, 219, 0.4);
}

/* Link alle condizioni dell'offerta */
.packages__conditions-link {
    text-align: center;
    margin-top: var(--spacing-sm);
}

.packages__conditions-link-text {
    color: var(--color-secondary);
    text-decoration: none;
    font-weight: 600;
    font-size: var(--font-size-sm);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: var(--spacing-xs) var(--spacing-md);
    background: linear-gradient(135deg, rgba(186, 53, 242, 0.1), rgba(5, 242, 219, 0.1));
    border: 1px solid rgba(186, 53, 242, 0.4);
    border-radius: var(--radius-full);
    transition: var(--transition-micro);
}

.packages__conditions-link-text:hover {
    background: linear-gradient(135deg, rgba(186, 53, 242, 0.2), rgba(5, 242, 219, 0.2));
    border-color: rgba(5, 242, 219, 0.6);
    transform: translateY(-2px);
    gap: 0.75rem;
    color: var(--color-primary);
}

.packages__conditions-link-text:active {
    transform: translateY(-1px) scale(0.98);
}

.packages__conditions-link-text:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
    box-shadow: 0 0 0 4px rgba(5, 242, 219, 0.4);
}

.packages__conditions-link-icon {
    width: var(--spacing-md);
    height: var(--spacing-md);
    transition: var(--transition-micro);
}

.packages__conditions-link-text:hover .packages__conditions-link-icon {
    transform: translateX(2px);
}

/* Responsive per packages__conditions-link */
@media (max-width: 768px) {
    .packages__conditions-link-text {
        font-size: 0.85rem;
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    .packages__conditions-link-icon {
        width: 14px;
        height: 14px;
    }
}

/* ===================================
   Portfolio Section - Specifico K_Coding
   =================================== */
.portfolio {
    background-color: var(--color-bg-light);
}

.portfolio__container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.portfolio__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

/* ===== Portfolio Section - Best Practice #26: Microinterazioni ===== */
.portfolio-card {
    background: linear-gradient(145deg, var(--color-bg-card), rgba(17, 17, 38, 0.8));
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 var(--spacing-sm) var(--spacing-md) rgba(0, 0, 0, 0.15),
                0 0 0 1px rgba(5, 242, 219, 0.1);
    transition: all var(--transition-micro);
    position: relative;
    animation: cardEntrance 0.3s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    opacity: 0;
}

.portfolio-card:nth-child(1) { animation-delay: 0.1s; }
.portfolio-card:nth-child(2) { animation-delay: 0.2s; }
.portfolio-card:nth-child(3) { animation-delay: 0.3s; }
.portfolio-card:nth-child(4) { animation-delay: 0.4s; }
.portfolio-card:nth-child(5) { animation-delay: 0.5s; }
.portfolio-card:nth-child(6) { animation-delay: 0.6s; }

.portfolio-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: var(--spacing-xs);
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-micro);
}

.portfolio-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 var(--spacing-sm) var(--spacing-4xl) rgba(0, 0, 0, 0.25),
                0 0 0 var(--spacing-xs) rgba(5, 242, 219, 0.2),
                0 0 var(--spacing-5xl) rgba(5, 242, 219, 0.1);
}

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

.portfolio-card:focus-within {
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.25),
                0 0 0 2px rgba(186, 53, 242, 0.3),
                0 0 40px rgba(186, 53, 242, 0.15);
}

.portfolio-card__image {
    width: 100%;
    height: var(--spacing-5xl);
    overflow: hidden;
    position: relative;
    border-bottom: 1px solid rgba(5, 242, 219, 0.3);
}

.portfolio-card__image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.3) 100%);
    opacity: 0;
    transition: opacity var(--transition-micro);
}

.portfolio-card:hover .portfolio-card__image::after {
    opacity: 1;
}

.portfolio-card__content {
    padding: var(--spacing-md);
}

.portfolio-card__category {
    display: inline-block;
    background: var(--gradient-primary);
    color: var(--color-text-light);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.portfolio-card__title {
    font-size: 1.375rem;
    font-weight: 700;
    margin-bottom: 0.875rem;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: all var(--transition-micro);
}

.portfolio-card:hover .portfolio-card__title {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.portfolio-card__description {
    color: rgba(170, 182, 189, 0.9);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
    font-size: 0.95rem;
    transition: color var(--transition-micro);
}

.portfolio-card:hover .portfolio-card__description {
    color: rgba(170, 182, 189, 1);
}

.portfolio-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.portfolio-card__tag {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    transition: all var(--transition-micro);
    cursor: default;
}

.portfolio-card__tag--feature {
    background: rgba(186, 53, 242, 0.1);
    color: var(--color-secondary);
    border: 1px solid rgba(186, 53, 242, 0.2);
}

.portfolio-card__tag--technology {
    background: rgba(5, 242, 219, 0.1);
    color: var(--color-primary);
    border: 1px solid rgba(5, 242, 219, 0.2);
}

.portfolio-card__tag--feature:hover {
    background: rgba(186, 53, 242, 0.2);
    transform: translateY(-2px);
}

.portfolio-card__tag--technology:hover {
    background: rgba(5, 242, 219, 0.2);
    transform: translateY(-2px);
}

.portfolio-card__tag:active {
    transform: translateY(-1px);
}

.portfolio-card__tag:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
    box-shadow: 0 0 0 var(--spacing-sm) rgba(5, 242, 219, 0.4);
}

.portfolio-card__tag:active {
    transform: translateY(-1px);
    transition: transform var(--transition-instant) ease;
}

.portfolio-card__link {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: var(--transition-micro);
}

.portfolio-card__link:hover {
    color: var(--color-secondary);
    gap: 0.75rem;
}

.portfolio-card__link:active {
    transform: translateX(2px);
}

.portfolio-card__link:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
    box-shadow: 0 0 0 var(--spacing-sm) rgba(5, 242, 219, 0.4);
}

.portfolio-card__badge {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    background: var(--gradient-primary);
    color: var(--color-text-light);
    padding: 0.2rem 0.6rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    z-index: 1;
    box-shadow: 0 var(--spacing-xs) var(--spacing-sm) rgba(5, 242, 219, 0.3);
}

.portfolio-card__actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(5, 242, 219, 0.3);
}

.portfolio-card__package {
    background: var(--gradient-overlay);
    border: 1.5px solid var(--color-primary);
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-micro);
    text-align: center;
    font-size: 0.9rem;
    position: relative;
    overflow: hidden;
}

.portfolio-card__package::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: var(--gradient-primary);
    transform: translate(-50%, -50%);
    transition: width var(--transition-micro), height var(--transition-micro);
    z-index: -1;
}

.portfolio-card__package:hover {
    color: var(--color-text-light);
    transform: translateY(-3px);
    box-shadow: 0 var(--spacing-sm) var(--spacing-3xl) rgba(5, 242, 219, 0.4),
                0 0 var(--spacing-3xl) rgba(5, 242, 219, 0.2);
    border-color: transparent;
}

.portfolio-card__package:hover::before {
    width: 300px;
    height: 300px;
}

.portfolio-card__package:active {
    transform: translateY(-2px);
}

.portfolio-card__package:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
    box-shadow: 0 0 0 var(--spacing-sm) rgba(5, 242, 219, 0.4);
}

.portfolio-card:active {
    transform: translateY(-6px) scale(1.01);
    box-shadow: 0 var(--spacing-sm) var(--spacing-4xl) rgba(0, 0, 0, 0.2);
    transition: transform var(--transition-instant) ease, box-shadow var(--transition-instant) ease;
}

.portfolio-card__package:active {
    transform: translateY(-2px);
    transition: transform var(--transition-instant) ease;
}

.portfolio__cta {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

/* ===================================
   Contact Section - Specifico K_Coding
   =================================== */
.contact {
    background: var(--gradient-dark);
    color: var(--color-text-light);
}

.contact__container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.contact .section__title {
    color: var(--color-text-light);
}

.contact .section__subtitle {
    color: var(--color-text-muted);
}

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

.contact__form-wrapper {
    background-color: var(--color-bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-lg);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.contact-form__group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.contact-form__label {
    font-weight: 600;
    color: var(--color-text-primary);
    font-size: var(--font-size-sm);
}

.contact-form__input,
.contact-form__textarea {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--color-bg-dark);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: var(--font-size-base);
    transition: var(--transition-base);
    background-color: var(--color-bg-light);
    color: var(--color-text-primary);
}

.contact-form__input:focus,
.contact-form__textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 var(--spacing-sm) rgba(5, 242, 219, 0.1);
}

.contact-form__textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-form__input::placeholder,
.contact-form__textarea::placeholder {
    color: var(--color-text-muted);
    opacity: 0.7;
}

.contact-form__checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    cursor: pointer;
}

.contact-form__checkbox input[type="checkbox"] {
    margin-top: 0.25rem;
    accent-color: var(--color-primary);
}

.contact-form__link {
    color: var(--color-primary);
    text-decoration: none;
}

.contact-form__link:hover {
    text-decoration: underline;
}

.contact-form__link:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
    box-shadow: 0 0 0 4px rgba(5, 242, 219, 0.4);
}

.contact-form__error {
    display: block;
    color: #F20519;
    font-size: var(--font-size-sm);
    margin-top: 0.25rem;
    min-height: 1.25rem;
    font-weight: 500;
}

.contact-form__input[aria-invalid="true"],
.contact-form__textarea[aria-invalid="true"] {
    border-color: #F20519;
    box-shadow: 0 0 0 var(--spacing-sm) rgba(242, 5, 25, 0.15);
}

.contact-form__input[aria-invalid="true"]:focus,
.contact-form__textarea[aria-invalid="true"]:focus {
    border-color: #F20519;
    box-shadow: 0 0 0 var(--spacing-sm) rgba(242, 5, 25, 0.25);
}

.contact-form__checkbox input[type="checkbox"][aria-invalid="true"] {
    outline: var(--spacing-xs) solid var(--color-danger);
    outline-offset: var(--spacing-xs);
}

.contact__info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-info__item {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background-color: rgba(5, 242, 219, 0.1);
    border-radius: var(--radius-md);
    transition: var(--transition-ultra);
    opacity: 1;
}

.contact-info__item:hover {
    background-color: rgba(5, 242, 219, 0.15);
    transform: translateX(8px);
}

.contact-info__icon {
    width: var(--spacing-3xl);
    height: var(--spacing-3xl);
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-info__icon svg {
    width: 100%;
    height: 100%;
}

.contact-info__content {
    flex: 1;
}

.contact-info__title {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-xs);
    text-transform: uppercase;
    letter-spacing: var(--spacing-xs);
}

.contact-info__link {
    color: var(--color-text-light);
    text-decoration: none;
    font-size: var(--font-size-lg);
    font-weight: 600;
    display: block;
    transition: var(--transition-fast);
}

.contact-info__link:hover {
    color: var(--color-primary);
}

.contact-info__link:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
    box-shadow: 0 0 0 var(--spacing-sm) rgba(5, 242, 219, 0.4);
}

.contact-info__item:active {
    transform: translateX(4px);
    background-color: rgba(5, 242, 219, 0.2);
    transition: transform var(--transition-instant) ease, background-color var(--transition-instant) ease;
}

.contact-info__link:active {
    transform: scale(0.98);
    transition: transform var(--transition-instant) ease;
}

.contact-info__link--whatsapp {
    color: #25D366;
}

.contact-info__link--whatsapp:hover {
    color: #FFFFFF;
}

.contact-info__text {
    color: var(--color-text-light);
    font-size: var(--font-size-base);
    line-height: 1.6;
}


/* ===================================
   Footer - Specifico K_Coding
   =================================== */
.footer {
    background-color: var(--color-bg-darker);
    color: var(--color-text-light);
    padding: var(--spacing-md) 0;
}

.footer__container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.footer__top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
    white-space: nowrap;
}

.footer__logo {
    height: var(--spacing-3xl);
    width: auto;
    flex-shrink: 0;
}

.footer__links {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: var(--spacing-sm);
    flex: 1;
    margin-left: var(--spacing-lg);
}

.footer__links-item {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    display: flex;
    align-items: center;
    height: var(--spacing-3xl);
}

.footer__links-item a {
    color: var(--color-text-muted);
    text-decoration: none;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    height: 100%;
}

.footer__links-item a:hover {
    color: var(--color-primary);
}

.footer__links-item a:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
    box-shadow: 0 0 0 4px rgba(5, 242, 219, 0.4);
}

.footer__links-separator {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    display: flex;
    align-items: center;
    height: var(--spacing-3xl);
}

.footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-sm);
    border-top: 1px solid rgba(254, 254, 254, 0.3);
}

.footer__copyright {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

.footer__legal {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

.footer__legal a {
    color: var(--color-text-muted);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer__legal a:hover {
    color: var(--color-primary);
}

/* ===================================
    Animations Specifiche K_Coding
    =================================== */
@keyframes pulseGlow {
    0%, 100% {
        transform: scale(1);
        opacity: 0.1;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.2;
    }
}

/* NOTA: Le animazioni floatParticle, floatLogo, floatLogoMobile, glowLogo, rotateRing,
   slideInLeft, bounceIn e cardEntrance sono state spostate in common.css poiché sono
   utilizzate in più pagine del progetto. */

/* ===================================
    Reduced Motion Support - Specifico K_Coding (WCAG 2.3.3)
    =================================== */
@media (prefers-reduced-motion: reduce) {
    /* Disabilita tutte le animazioni */
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    /* Disabilita animazioni specifiche del hero */
    .hero::before,
    .hero::after,
    .hero__particle,
    .hero__visual,
    .hero__content,
    .hero__title,
    .hero__title span,
    .hero__subtitle,
    .hero__cta,
    .hero__cta .btn,
    .hero__packages-cta {
        animation: none !important;
        transition: none !important;
    }
    
    /* Disabilita animazioni del logo e anelli */
    .hero__logo-container,
    .hero__logo-container img,
    .hero__logo-ring,
    .hero__logo-ring-inner,
    .nav__logo-img {
        animation: none !important;
        transition: none !important;
        transform: none !important;
    }
    
    /* Disabilita animazioni delle card */
    .about__content,
    .about__visual,
    .portfolio-card,
    .portfolio-card:nth-child(1),
    .portfolio-card:nth-child(2),
    .portfolio-card:nth-child(3),
    .portfolio-card:nth-child(4),
    .portfolio-card:nth-child(5),
    .portfolio-card:nth-child(6) {
        animation: none !important;
        transition: none !important;
    }
    
    /* Disabilita animazioni hover */
    .nav__logo-img:hover,
    .nav__link:hover,
    .nav__link--cta:hover,
    .service-card:hover,
    .service-card:hover::before,
    .package-card:hover,
    .package-card:hover::before,
    .portfolio-card:hover,
    .portfolio-card:hover::before,
    .about__profile-img:hover,
    .contact-info__item:hover,
    .packages__carousel-btn:hover,
    .packages__carousel-dot:hover,
    .packages__perfect-for-item:hover,
    .service-card__link:hover,
    .portfolio-card__link:hover,
    .hero__packages-link:hover,
    .portfolio-card__package:hover,
    .portfolio-card__tag:hover,
    .btn--primary:active:not(:disabled),
    .btn:active:not(:disabled),
    .nav__link:active,
    .nav__link--cta:active,
    .service-card:active,
    .package-card:active,
    .portfolio-card:active,
    .contact-info__item:active,
    .contact-info__link:active {
        transform: none !important;
        transition: none !important;
    }
    
    /* Disabilita animazioni dei pacchetti */
    .packages__perfect-for::before,
    .packages__perfect-for-item {
        animation: none !important;
        transition: none !important;
    }
    
    /* ACCESSIBILITÀ: Disabilita nuove animazioni flip per prefers-reduced-motion */
    .package-card__flip-inner,
    .package-card__flip-front,
    .package-card__flip-back {
        transition: none !important;
    }
    
    .package-card--flip:hover .package-card__flip-inner,
    .package-card--flip.flipped .package-card__flip-inner {
        transform: rotateY(180deg) !important;
    }
    
    .package-card--flip:hover .package-card__flip-front,
    .package-card--flip.flipped .package-card__flip-front,
    .package-card--flip:hover .package-card__flip-back,
    .package-card--flip.flipped .package-card__flip-back {
        box-shadow: none !important;
        border-color: rgba(5, 242, 219, 0.2) !important;
    }
    
    .package-card--featured:hover .package-card__flip-front,
    .package-card--featured.flipped .package-card__flip-front,
    .package-card--featured:hover .package-card__flip-back,
    .package-card--featured.flipped .package-card__flip-back {
        box-shadow: none !important;
        border-color: var(--color-primary) !important;
    }
    
    /* Assicura che gli elementi siano visibili senza animazioni */
    .hero__visual,
    .hero__content,
    .about__content,
    .about__visual,
    .portfolio-card {
        opacity: 1 !important;
        transform: none !important;
    }
    
    /* Disabilita scroll-behavior smooth */
    html {
        scroll-behavior: auto !important;
    }
}

/* ===================================
    Touch Device Optimizations - Specifico K_Coding
    =================================== */
@media (hover: none) {
    .nav__link:hover {
        color: var(--color-text-secondary);
    }
    .nav__link:hover::after {
        width: 0;
    }
    .nav__link--cta:hover {
        transform: none;
        box-shadow: none;
    }
    
    .service-card:hover,
    .package-card:hover,
    .portfolio-card:hover {
        transform: none;
    }
    .service-card:hover::before,
    .package-card:hover::before,
    .portfolio-card:hover::before {
        transform: scaleX(0);
    }
    .portfolio-card:hover {
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15),
                    0 0 0 1px rgba(5, 242, 219, 0.1);
    }
    
    .contact-info__item:hover {
        transform: none;
        background-color: rgba(5, 242, 219, 0.1);
    }
    
    .packages__carousel-btn:hover {
        transform: translateY(-50%);
        box-shadow: var(--shadow-md);
    }
    .packages__carousel-dot:hover {
        background-color: rgba(5, 242, 219, 0.3);
    }
    
    .packages__perfect-for-item:hover {
        transform: none;
        background: linear-gradient(135deg, rgba(186, 53, 242, 0.18), rgba(5, 242, 219, 0.12));
        color: var(--color-text-secondary);
        border-color: rgba(186, 53, 242, 0.3);
    }
    
    .service-card__link:hover,
    .portfolio-card__link:hover,
    .hero__packages-link:hover {
        color: var(--color-primary);
        gap: 0.5rem;
    }
    
    .portfolio-card__package:hover {
        transform: none;
        box-shadow: none;
        border-color: var(--color-primary);
        color: var(--color-primary);
    }
    .portfolio-card__package:hover::before {
        width: 0;
        height: 0;
    }
    
    .portfolio-card__tag:hover {
        transform: none;
    }
}

/* ===================================
   Responsive Design - Specifico K_Coding
   =================================== */
@media (max-width: 1024px) {
    :root {
        --spacing-xl: 5rem;
    }
    
    .hero__container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero__visual {
        order: 1;
        margin-bottom: var(--spacing-md);
        margin-top: var(--spacing-md);
    }

    .hero__content {
        order: 2;
    }

    .hero__cta {
        justify-content: center;
    }
    
    .about__container {
        grid-template-columns: 1fr;
    }
    
    .about__visual {
        order: -1;
        margin-bottom: var(--spacing-md);
    }
    
    .about__stats {
        flex-wrap: wrap;
    }
    
    .contact__content {
        grid-template-columns: 1fr;
    }
    
    .portfolio__grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 1.5rem;
    }
    
    .portfolio-card__image {
        height: var(--spacing-5xl);
    }
    
    .portfolio-card__title {
        font-size: var(--font-size-xl);
    }
    
    .portfolio-card__description {
        font-size: 0.9rem;
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-xl: 4rem;
        --spacing-lg: 3rem;
        --container-padding: 1.5rem;
    }
    
    .nav__menu {
        position: fixed;
        top: 0;
        right: 0;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background-color: rgba(11, 11, 18, 0.98);
        backdrop-filter: blur(10px);
        display: flex;
        flex-direction: column;
        align-items: flex-end;
        padding: 6rem 2rem 2rem;
        gap: 1rem;
        box-shadow: var(--shadow-lg);
        transition: transform var(--transition-micro);
        z-index: 999;
        overflow-y: auto;
        transform: translateX(100%);
        border-left: 1px solid rgba(5, 242, 219, 0.3);
        text-align: right;
    }
    
    /* Allinea i link del menu a destra */
    .nav__link {
        text-align: right;
    }
    
    .nav__menu.active {
        transform: translateX(0);
    }
    
    .nav__overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(0, 0, 0, 0.6);
        backdrop-filter: blur(4px);
        z-index: 998;
        opacity: 0;
        transition: opacity var(--transition-micro);
        pointer-events: none;
    }
    
    .nav__overlay.active {
        display: block;
        opacity: 1;
        pointer-events: auto;
    }
    
    .nav__toggle {
        display: flex;
    }
    
    .nav__toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }
    
    .nav__toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav__toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }
    
    .hero {
        padding-top: 100px;
        min-height: auto;
        padding-bottom: var(--spacing-md);
    }

    .hero__visual {
        order: 1;
        margin-bottom: var(--spacing-md);
        animation: fadeInUp var(--transition-slow) ease 0s both;
    }

    .hero__content {
        order: 2;
        animation: fadeInUp var(--transition-slow) ease var(--transition-mini) both;
    }

    .hero__title {
        font-size: 28px;
        line-height: 1.3;
    }
    
    .hero__subtitle {
        font-size: 16px;
    }
    
    .hero__cta {
        flex-direction: column;
        width: 100%;
        gap: 0.75rem;
    }
    
    .hero__cta .btn {
        width: 100%;
        min-height: 48px;
    }
    
    .hero__packages-cta {
        flex-direction: column;
        text-align: center;
        padding: var(--spacing-sm);
        gap: 0.5rem;
    }

    .services__grid {
        grid-template-columns: 1fr;
    }
    
    .packages__carousel {
        gap: 0.5rem;
    }
    
    .packages__carousel-track {
        padding: 1rem 1rem;
    }
    
    .packages__carousel-btn {
        width: 36px;
        height: 36px;
    }
    
    .packages__carousel-btn svg {
        width: 20px;
        height: 20px;
    }
    
    .packages__carousel-btn--prev {
        left: -18px;
    }
    
    .packages__carousel-btn--next {
        right: -18px;
    }
    
    /* Flip Card su mobile - dimensioni ottimizzate */
    .package-card--flip {
        height: 400px;
    }
    
    /* Su mobile (< 768px) - 1 card per volta, perfettamente centrata nel viewport */
    .packages__carousel-track .package-card {
        flex: 0 0 100%;
        max-width: 100%;
    }
    
    .package-card__flip-front,
    .package-card__flip-back {
        padding: 1rem;
    }
    
    .package-card__icon {
        width: var(--spacing-3xl);
        height: var(--spacing-3xl);
        margin-bottom: var(--spacing-sm);
    }
    
    .package-card__flip-front .package-card__title {
        font-size: var(--package-card-mobile-title-front);
        margin-bottom: 0.25rem;
    }
    
    .package-card__microcopy {
        font-size: var(--package-card-mobile-microcopy);
        margin: var(--spacing-xs) 0 var(--spacing-sm);
    }
    
    .package-card__price-value {
        font-size: var(--package-card-mobile-price-value);
        font-weight: 700;
    }
    
    .package-card__price-period {
        font-size: var(--package-card-mobile-price-period);
    }
    
    .package-card__hint {
        font-size: var(--package-card-mobile-hint);
        bottom: var(--spacing-sm);
    }
    
    .package-card__flip-back .package-card__title {
        font-size: var(--package-card-mobile-title-back);
        margin-bottom: 0.5rem;
    }
    
    .package-card__features {
        max-height: var(--spacing-5xl);
        margin-bottom: var(--spacing-sm);
    }
    
    .package-card__feature {
        font-size: var(--package-card-mobile-features);
        margin-bottom: 0.5rem;
        gap: var(--spacing-xs);
        line-height: 1.3;
    }
    
    .package-card__feature svg {
        width: 20px;
        height: 20px;
        min-width: 20px;
        min-height: 20px;
    }
    
    .package-card__cta {
        padding: var(--spacing-sm);
        font-size: var(--package-card-mobile-cta);
        min-height: var(--spacing-md);
    }
    
    .package-card__badge {
        font-size: var(--package-card-mobile-badge);
        padding: var(--spacing-xs) var(--spacing-xs);
        top: var(--spacing-xs);
        right: var(--spacing-xs);
    }
    
    .portfolio__grid {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }
    
    .portfolio-card {
        transform: none;
    }
    
    .portfolio-card:hover {
        transform: none;
    }
    
    .portfolio-card:active {
        transform: translateY(-4px) scale(1.01);
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    }
    
    .portfolio-card__image {
        height: var(--spacing-5xl);
    }
    
    .portfolio-card__title {
        font-size: var(--font-size-lg);
        margin-bottom: var(--spacing-sm);
    }
    
    .portfolio-card__description {
        font-size: var(--font-size-sm);
        line-height: 1.6;
        margin-bottom: var(--spacing-md);
    }
    
    .portfolio-card__actions {
        gap: var(--spacing-sm);
        margin-top: var(--spacing-md);
        padding-top: var(--spacing-sm);
    }
    
    .portfolio-card__package {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-sm);
        min-height: var(--spacing-4xl);
    }
    
    .portfolio-card__package:active {
        transform: translateY(-2px);
    }
    
    .footer__top {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-md);
        margin-bottom: var(--spacing-md);
    }
    
    .footer__logo {
        height: var(--spacing-4xl);
    }
    
    .footer__links {
        flex-wrap: wrap;
        justify-content: center;
        margin-left: 0;
        gap: var(--spacing-xs);
    }
    
    .footer__links-item {
        font-size: var(--font-size-sm);
        padding: var(--spacing-xs) var(--spacing-sm);
        background: rgba(5, 242, 219, 0.05);
        border-radius: var(--radius-sm);
        transition: var(--transition-fast);
    }
    
    .footer__links-item:hover {
        background: rgba(5, 242, 219, 0.15);
    }
    
    .footer__links-separator {
        display: none;
    }
    
    .footer {
        padding: var(--spacing-md) 0;
    }
    
    .footer__bottom {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
        padding-top: var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-xl: 3rem;
        --spacing-lg: 2rem;
        --container-padding: 1rem;
    }
    
    /* Flip Card su schermi molto piccoli */
    .package-card--flip {
        height: 380px;
    }
    
    /* Su schermi molto piccoli (< 480px) - 1 card perfettamente centrata */
    .packages__carousel-track .package-card {
        flex: 0 0 100%;
        max-width: 100%;
    }
    
    .package-card__flip-front,
    .package-card__flip-back {
        padding: var(--spacing-sm);
    }
    
    .package-card__icon {
        width: var(--spacing-3xl);
        height: var(--spacing-3xl);
    }
    
    .package-card__flip-front .package-card__title {
        font-size: 1rem;
    }
    
    .package-card__microcopy {
        font-size: 0.65rem;
    }
    
    .package-card__price-value {
        font-size: var(--package-card-mobile-price-value);
    }
    
    .package-card__flip-back .package-card__title {
        font-size: var(--package-card-mobile-title-back);
    }
    
    .package-card__features {
    max-height: fit-content;
    margin-bottom: var(--spacing-sm);
    margin-top: var(--spacing-sm);
    }
    
    .package-card__feature {
        font-size: var(--package-card-mobile-features);
    }
    
    .package-card__feature svg {
        width: 18px;
        height: 18px;
        min-width: 18px;
        min-height: 18px;
    }
    
    .package-card__cta {
        padding: var(--spacing-sm);
        font-size: var(--font-size-base);
         min-height: var(--spacing-3xl);
    }
    
    .package-card__badge {
        font-size: 0.6rem;
        padding: var(--spacing-xs) 0.4rem;
    }
    
    .nav__logo-img {
        height: var(--spacing-3xl);
        max-width: var(--spacing-5xl);
        width: auto;
    }
    
    .hero__logo-container img {
        max-width: 250px;
        height: auto;
    }
    
    .hero__logo-container {
        width: 100%;
        max-width: 210px;
    }
    
    .section__title::after {
        width: var(--spacing-5xl);
    }
    
    .about__stat {
        padding: var(--spacing-sm);
    }
    
    .about__profile-img {
        max-width: 200px;
    }
    
    .contact-info__item {
        padding: var(--spacing-sm);
    }
    
    .contact-form__input,
    .contact-form__textarea {
        font-size: var(--font-size-base);
        padding: var(--spacing-md);
    }
    
    .contact-form__textarea {
        min-height: var(--spacing-5xl);
    }
    
    .contact-form__checkbox {
        align-items: flex-start;
        font-size: var(--font-size-sm);
    }
    
    .contact-form__checkbox input[type="checkbox"] {
        width: var(--spacing-lg);
        height: var(--spacing-lg);
        min-width: var(--spacing-md);
        min-height: var(--spacing-md);
        margin-top: 0;
    }
}