/* ============================================
   TADA PLAY - Landing Page
   Love for Inclusion S.r.l.

   Stile coerente con tadaplay.it
   ============================================ */

/* ============================================
   1. VARIABILI CSS
   ============================================ */
:root {
    /* Colori Brand Tada Play */
    --color-primary: #397FE7;
    --color-primary-light: #5598FB;
    --color-primary-dark: #2563EB;

    --color-green: #61CE70;
    --color-green-dark: #61CE70;

    --color-yellow: #FFF300;
    --color-violet: #5237B3;

    /* Colori Neutri */
    --color-white: #FFFFFF;
    --color-black: #000000;
    --color-gray-light: #F8FAFF;
    --color-gray: #7A7A7A;
    --color-gray-dark: #54595F;
    --color-dark: #1A1B32;

    /* Colori CTA */
    --color-cta: #FF0000;
    --color-cta-hover: #FD5D5D;

    /* Tipografia - Stessa di tadaplay.it */
    --font-display: 'Baloo Thambi 2', cursive;
    --font-body: 'Roboto', sans-serif;
    --font-accent: 'Roboto Slab', serif;

    /* Dimensioni Font */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;

    /* Spaziature */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;

    /* Border Radius - Stile Tada Play (molto arrotondato) */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 30px;
    --radius-full: 100px;

    /* Ombre - Stile Tada Play */
    --shadow-sm: 2px 2px 6px rgba(0, 0, 0, 0.1);
    --shadow-md: 5px 5px 15px rgba(0, 0, 0, 0.15);
    --shadow-lg: 10px 10px 21px 1px rgba(0, 0, 0, 0.12);
    --shadow-xl: 10px 10px 30px rgba(0, 0, 0, 0.2);

    /* Transizioni */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;

    /* Z-Index */
    --z-header: 1000;
}

/* ============================================
   2. RESET E BASE
   ============================================ */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    overflow-x: hidden;
}

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

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--color-gray-dark);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

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

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

ul, ol {
    list-style: none;
}

/* ============================================
   3. TIPOGRAFIA
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 500;
    line-height: 1.2;
    color: var(--color-primary);
}

/* Hero titoli mantengono 600 */
.hero h1,
.hero .hero__title {
    font-weight: 600;
}

h1 { font-size: var(--text-4xl); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }

p {
    margin-bottom: var(--space-4);
    font-family: var(--font-display);
}

p:last-child {
    margin-bottom: 0;
}

/* ============================================
   4. LAYOUT
   ============================================ */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-4);
}

section {
    padding: var(--space-16) 0;
}

/* ============================================
   5. HEADER
   ============================================ */
.header {
    position: sticky;
    top: 0;
    z-index: var(--z-header);
    background-color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3) 0;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
}

.logo__img {
    height: 50px;
    width: auto;
}

/* Navigazione Desktop */
.nav {
    display: none;
}

.nav__list {
    display: flex;
    align-items: center;
    gap: var(--space-5);
}

.nav__link {
    font-family: var(--font-display);
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--color-white);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    transition: color var(--transition-fast), background-color var(--transition-fast);
}

.nav__link:hover,
.nav__link:focus {
    background-color: rgba(255, 255, 255, 0.15);
}

/* Pulsante CTA Header - stile tadaplay.it */
.btn--header {
    background-color: var(--color-primary-light);
    color: var(--color-white);
    padding: 12px 20px;
    border-radius: 100px;
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 15px;
    letter-spacing: 1px;
    border: none;
    border-bottom: 2px solid var(--color-primary);
    transition: all var(--transition-fast);
}

.btn--header:hover {
    background-color: var(--color-primary);
    border-bottom-color: var(--color-primary-light);
}

/* Menu Hamburger */
.hamburger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-2);
}

.hamburger__line {
    width: 24px;
    height: 3px;
    background-color: var(--color-white);
    border-radius: 2px;
    transition: transform var(--transition-base), opacity var(--transition-base);
}

.hamburger[aria-expanded="true"] .hamburger__line:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.hamburger[aria-expanded="true"] .hamburger__line:nth-child(2) {
    opacity: 0;
}

.hamburger[aria-expanded="true"] .hamburger__line:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Menu Mobile */
.mobile-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-primary);
    padding: var(--space-4);
    box-shadow: var(--shadow-lg);
}

.mobile-menu.is-open {
    display: block;
}

.mobile-menu__list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.mobile-menu__link {
    display: block;
    padding: var(--space-3) var(--space-4);
    color: var(--color-white);
    font-family: var(--font-display);
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: background-color var(--transition-fast);
}

.mobile-menu__link:hover {
    background-color: rgba(255, 255, 255, 0.15);
}

/* ============================================
   6. HERO SECTION
   ============================================ */
.hero {
    background-color: var(--color-primary);
    padding: var(--space-12) 0 var(--space-16);
}

.hero__inner {
    display: grid;
    gap: var(--space-10);
    align-items: center;
}

.hero__content {
    text-align: center;
}

.hero__eyebrow {
    display: inline-block;
    font-family: var(--font-display);
    font-size: var(--text-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-yellow);
    margin-bottom: var(--space-4);
}

.hero__title {
    font-size: var(--text-4xl);
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

.hero__claim {
    font-family: var(--font-display);
    font-size: 24px;
    color: var(--color-yellow);
    margin-bottom: var(--space-6);
    font-weight: 500;
}

.hero__text {
    font-size: var(--text-lg);
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
    margin: 0 auto var(--space-8);
}

/* CTA Buttons */
.hero__cta {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    margin-bottom: var(--space-8);
}

/* Bottone stile tadaplay.it */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 18px;
    border-radius: 100px;
    font-family: var(--font-display);
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 1px;
    text-align: center;
    transition: all var(--transition-fast);
    border: none;
    border-bottom: 2px solid transparent;
}

/* Primario: stesso colore dei tag */
.btn--primary {
    background-color: rgba(255, 255, 255, 0.15);
    color: var(--color-white);
    border-bottom-color: transparent;
}

.btn--primary:hover {
    background-color: rgba(255, 255, 255, 0.22);
    color: var(--color-white);
}

/* Secondario: stesso stile */
.btn--secondary {
    background-color: rgba(255, 255, 255, 0.15);
    color: var(--color-white);
    border: none;
}

.btn--secondary:hover {
    background-color: rgba(255, 255, 255, 0.22);
    color: var(--color-white);
}

/* Badges */
.hero__badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-2);
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 6px 12px;
    background-color: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-full);
    font-family: var(--font-display);
    font-size: 11px;
    font-weight: 500;
    color: var(--color-white);
}

.badge__icon {
    display: none;
}

/* Hero Image */
.hero__image {
    display: flex;
    justify-content: center;
}

.hero__image-wrapper {
    position: relative;
    width: 100%;
    max-width: 400px;
    aspect-ratio: 4 / 5;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

/* Placeholder Image */
.placeholder-image {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-4);
}

.placeholder-image__icon {
    font-size: 3rem;
    margin-bottom: var(--space-2);
    opacity: 0.7;
}

.placeholder-image__text {
    font-family: var(--font-display);
    font-size: var(--text-sm);
    color: var(--color-white);
    font-weight: 500;
}

.placeholder-image__specs {
    font-size: var(--text-xs);
    color: rgba(255, 255, 255, 0.7);
    margin-top: var(--space-1);
}

/* ============================================
   7. SEZIONE TECNOLOGIE
   ============================================ */
.tech-section {
    background-color: var(--color-white);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-12);
}

.section-header__title {
    font-family: var(--font-display);
    font-size: 36px;
    font-weight: 500;
    color: var(--color-black);
    margin-bottom: var(--space-4);
}

.section-header__subtitle {
    font-size: var(--text-lg);
    color: var(--color-gray);
}

/* Tech Cards Grid */
.tech-cards {
    display: grid;
    gap: var(--space-6);
    margin-bottom: var(--space-12);
}

.tech-card {
    background-color: var(--color-gray-light);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.tech-card--nfc {
    border: 3px solid var(--color-green);
}

.tech-card__tag {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    background-color: var(--color-green);
    color: var(--color-white);
    font-family: var(--font-display);
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
}

.tech-card__icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-4);
}

.tech-card__title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-3);
    color: var(--color-black);
}

.tech-card__icon {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--space-4);
    color: var(--color-primary);
    display: block;
}

.tech-card__icon svg {
    width: 100%;
    height: 100%;
    stroke: currentColor;
    stroke-width: 1.5;
    fill: none;
}

.tech-card__text {
    color: var(--color-gray-dark);
    font-family: var(--font-display);
    font-weight: 400;
}

/* Componenti di Gioco Box */
.components-box {
    background-color: var(--color-primary);
    color: var(--color-white);
    border-radius: 0;
    padding: var(--space-12) var(--space-4);
    margin: 0 calc(-50vw + 50%);
    width: 100vw;
    margin-bottom: 0;
}

.components-box__inner {
    display: grid;
    gap: var(--space-8);
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-4);
}

.components-box__title {
    font-family: var(--font-display);
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

.components-box__text {
    margin-bottom: var(--space-6);
    opacity: 0.95;
}

.components-box__list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.components-box__item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    font-family: var(--font-display);
}

.components-box__item-icon {
    color: var(--color-green);
    font-size: var(--text-lg);
    flex-shrink: 0;
}

.components-box__image {
    aspect-ratio: 1 / 1;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

/* Banner Dualità - stile come "Cosa sono i componenti di gioco" */
.dual-banner {
    background-color: var(--color-primary);
    border-radius: 0;
    padding: var(--space-8) var(--space-4) var(--space-12);
    text-align: center;
    margin: 0 calc(-50vw + 50%);
    width: 100vw;
    margin-bottom: var(--space-16);
}

.dual-banner__content {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.dual-banner__item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-white);
}

.dual-banner__icon {
    font-size: var(--text-2xl);
}

.dual-banner__plus {
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: 700;
    color: var(--color-white);
}

.dual-banner__equals {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-white);
}

.dual-banner__result {
    background-color: var(--color-green);
    color: var(--color-white);
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-full);
}

/* Video Section */
.video-section {
    text-align: center;
}

.video-section__title {
    color: var(--color-black);
    margin-bottom: var(--space-6);
}

.video-wrapper {
    position: relative;
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    aspect-ratio: 16 / 9;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.video-fallback {
    display: block;
    margin-top: var(--space-4);
    color: var(--color-primary);
    font-family: var(--font-display);
    font-weight: 600;
    text-decoration: underline;
}

.video-fallback:hover {
    color: var(--color-green);
}

/* ============================================
   8. SEZIONE GIOCHI - Stile identico a immagine riferimento
   ============================================ */
.games-section {
    background-color: var(--color-white);
}

.games-grid {
    display: grid;
    gap: var(--space-6);
}

.game-card {
    background-color: var(--color-white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    display: flex;
    flex-direction: column;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.game-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.game-card__cover {
    aspect-ratio: 4 / 3;
    overflow: hidden;
    border-radius: 20px 20px 0 0;
}

.game-card__cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Detective: blu come tadaplay */
.game-card__cover--detective {
    background: linear-gradient(180deg, #5598FB 0%, #397FE7 100%);
}

/* Calderone: bianco */
.game-card__cover--calderone {
    background: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
}

.game-card__cover--calderone img {
    width: 75%;
    height: 75%;
    object-fit: contain;
}

/* Fuga: arancione/corallo */
.game-card__cover--fuga {
    background: linear-gradient(180deg, #F4A261 0%, #E76F51 100%);
}

.game-card__cover .placeholder-image {
    background: transparent;
}

.game-card__body {
    padding: var(--space-5);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.game-card__tag {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-green);
    margin-bottom: var(--space-1);
}

.game-card__title {
    font-size: 22px;
    margin-bottom: var(--space-3);
    color: var(--color-black);
}

.game-card__text {
    color: var(--color-gray);
    font-family: var(--font-display);
    font-size: 14px;
    line-height: 1.6;
    flex-grow: 1;
    margin-bottom: var(--space-4);
}

.game-card__btn {
    align-self: flex-start;
    padding: 10px 20px;
    background-color: var(--color-primary);
    color: var(--color-white);
    border-radius: 100px;
    font-family: var(--font-display);
    font-size: 14px;
    font-weight: 500;
    border: none;
    transition: all var(--transition-fast);
}

.game-card__btn:hover {
    background-color: var(--color-primary-light);
}

/* ============================================
   9. SEZIONE MATERIE
   ============================================ */
.subjects-section {
    background-color: var(--color-white);
}

.subjects-intro {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-10);
    font-size: var(--text-lg);
    color: var(--color-gray);
    font-family: var(--font-display);
}

.subjects-grid {
    display: grid;
    gap: var(--space-4);
}

.subject-card {
    background-color: var(--color-gray-light);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

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

.subject-card--dark {
    background-color: var(--color-gray-light);
    color: var(--color-gray-dark);
}

.subject-card__icon {
    font-size: 2rem;
    margin-bottom: var(--space-3);
}

.subject-card__title {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    margin-bottom: var(--space-2);
    color: var(--color-black);
}

.subject-card__icon {
    width: 24px;
    height: 24px;
    margin-bottom: var(--space-3);
    color: var(--color-primary);
}

.subject-card__icon svg {
    width: 24px;
    height: 24px;
    stroke: currentColor;
    stroke-width: 1.5;
    fill: none;
}

.subject-card--dark .subject-card__title {
    color: var(--color-black);
}

.subject-card__text {
    font-family: var(--font-display);
    font-size: var(--text-sm);
    color: var(--color-gray);
}

.subject-card--dark .subject-card__text {
    color: var(--color-gray);
}

/* ============================================
   10. SEZIONE COINVOLGIMENTO
   ============================================ */
.engage-section {
    background-color: var(--color-gray-light);
}

.engage-section__inner {
    display: grid;
    gap: var(--space-10);
    align-items: center;
}

.engage-section__content h2 {
    color: var(--color-black);
    font-size: 28px;
    margin-bottom: var(--space-4);
}

.engage-section__text {
    font-size: var(--text-lg);
    color: var(--color-gray);
    margin-bottom: var(--space-6);
    font-family: var(--font-display);
}

.engage-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.engage-list__item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
}

.engage-list__icon {
    color: var(--color-green);
    font-size: var(--text-xl);
    flex-shrink: 0;
}

.engage-list__text {
    font-family: var(--font-display);
    font-weight: 500;
    color: var(--color-gray-dark);
}

.engage-section__image {
    aspect-ratio: 4 / 3;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.engage-section__video {
    width: 100%;
}

.engage-section__video .video-wrapper {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

/* ============================================
   11. SEZIONE STEM
   ============================================ */
.stem-section {
    background-color: var(--color-white);
}

.stem-section__inner {
    display: grid;
    gap: var(--space-10);
    align-items: center;
}

.stem-section__content p {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    color: var(--color-gray);
}

.stem-pills {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    margin-bottom: var(--space-8);
}

.stem-pill {
    background-color: var(--color-gray-light);
    color: var(--color-primary);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    font-family: var(--font-display);
    font-size: var(--text-sm);
    font-weight: 500;
}

.stem-box {
    background-color: transparent;
    color: var(--color-gray-dark);
    border-radius: 0;
    padding: 0;
}

.stem-box__text {
    font-family: var(--font-display);
    font-size: var(--text-lg);
}

.stem-section__image {
    aspect-ratio: 4 / 3;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.stem-section__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ============================================
   12. SEZIONE TARGET
   ============================================ */
.target-section {
    background-color: var(--color-white);
}

.target-card__icon {
    width: 24px;
    height: 24px;
    margin-bottom: var(--space-3);
    color: var(--color-primary);
}

.target-card__icon svg {
    width: 24px;
    height: 24px;
    stroke: currentColor;
    stroke-width: 1.5;
    fill: none;
}

.target-grid {
    display: grid;
    gap: var(--space-6);
}

.target-card {
    background-color: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-fast);
}

.target-card:hover {
    transform: translateY(-4px);
}

.target-card__icon {
    font-size: 3rem;
    margin-bottom: var(--space-4);
}

.target-card__title {
    font-family: var(--font-display);
    font-weight: 500;
    margin-bottom: var(--space-3);
    color: var(--color-black);
}

.target-card__text {
    font-family: var(--font-display);
    color: var(--color-gray);
    font-size: var(--text-sm);
}

/* ============================================
   13. CTA E FORM
   ============================================ */
.cta-section {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.cta-section__inner {
    display: grid;
    gap: var(--space-10);
    align-items: start;
}

.cta-content__title {
    font-family: var(--font-display);
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

.cta-content__text {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    opacity: 0.95;
}

/* Form */
.contact-form {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    box-shadow: var(--shadow-md);
    width: 100%;
    max-width: 100%;
}

.form-group {
    margin-bottom: var(--space-4);
}

.form-label {
    display: block;
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 14px;
    color: var(--color-black);
    margin-bottom: var(--space-1);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    font-family: var(--font-display);
    font-size: 14px;
    color: var(--color-gray-dark);
    background-color: var(--color-gray-light);
    transition: border-color var(--transition-fast);
}

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

.form-input.error,
.form-select.error,
.form-textarea.error {
    border-color: var(--color-cta);
}

.form-textarea {
    min-height: 80px;
    resize: vertical;
}

.form-error {
    color: var(--color-cta);
    font-family: var(--font-display);
    font-size: var(--text-sm);
    margin-top: var(--space-1);
    display: none;
}

.form-error.visible {
    display: block;
}

.form-submit {
    width: 100%;
    padding: 12px 20px;
    background-color: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-display);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.form-submit:hover {
    background-color: var(--color-primary-light);
}

.form-success {
    display: none;
    text-align: center;
    padding: var(--space-8);
}

.form-success.visible {
    display: block;
}

.form-success__icon {
    font-size: 3rem;
    margin-bottom: var(--space-4);
}

.form-success__title {
    font-family: var(--font-display);
    color: var(--color-green);
    margin-bottom: var(--space-2);
}

/* ============================================
   14. FOOTER
   ============================================ */
.footer {
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: var(--space-12) 0 var(--space-6);
}

.footer__inner {
    display: grid;
    gap: var(--space-8);
    margin-bottom: var(--space-8);
}

.footer__brand {
    text-align: center;
}

.footer__logo {
    max-width: 200px;
    margin: 0 auto var(--space-4);
}

.footer__logo img {
    width: 100%;
    height: auto;
}

.footer__tagline {
    font-family: var(--font-display);
    font-size: var(--text-sm);
    opacity: 0.8;
}

.footer__info {
    text-align: center;
}

.footer__company {
    font-family: var(--font-display);
    font-weight: 600;
    margin-bottom: var(--space-2);
}

.footer__address,
.footer__legal {
    font-family: var(--font-display);
    font-size: var(--text-sm);
    opacity: 0.8;
    margin-bottom: var(--space-1);
}

.footer__email {
    color: var(--color-green);
    font-family: var(--font-display);
    font-weight: 600;
}

.footer__email:hover {
    text-decoration: underline;
}

.footer__copyright {
    text-align: center;
    padding-top: var(--space-6);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-family: var(--font-display);
    font-size: var(--text-sm);
    opacity: 0.7;
}

/* ============================================
   15. UTILITIES
   ============================================ */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ============================================
   16. MEDIA QUERIES
   ============================================ */

/* Mobile piccolo (max 400px) */
@media (max-width: 400px) {
    .hero__title {
        font-size: var(--text-3xl);
    }

    .hero__claim {
        font-size: 20px;
    }

    .section-header__title {
        font-size: 28px;
    }

    .dual-banner__item {
        font-size: var(--text-base);
    }

    .dual-banner__plus,
    .dual-banner__equals {
        font-size: var(--text-xl);
    }

    .game-card__body {
        padding: var(--space-4);
    }

    .contact-form {
        padding: var(--space-4);
    }
}

/* Tablet piccolo (min 520px) */
@media (min-width: 520px) {
    .hero__cta {
        flex-direction: row;
        justify-content: center;
    }

    .subjects-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .target-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .contact-form {
        max-width: 450px;
        margin: 0 auto;
    }
}

/* Tablet medio (min 768px) */
@media (min-width: 768px) {
    .hero__inner {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-8);
    }

    .hero__content {
        text-align: left;
    }

    .hero__text {
        margin: 0 0 var(--space-8);
    }

    .hero__cta {
        justify-content: flex-start;
    }

    .hero__badges {
        justify-content: flex-start;
    }

    .tech-cards {
        grid-template-columns: repeat(2, 1fr);
    }

    .components-box__inner {
        grid-template-columns: 1fr 1fr;
    }

    .dual-banner__content {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--space-4);
    }

    .games-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .engage-section__inner {
        grid-template-columns: 1fr 1fr;
    }

    .stem-section__inner {
        grid-template-columns: 1fr 1fr;
    }

    .cta-section__inner {
        grid-template-columns: 1fr 1fr;
        align-items: center;
    }

    .contact-form {
        max-width: 400px;
        margin: 0;
    }
}

/* Desktop (min 900px) */
@media (min-width: 900px) {
    .hamburger {
        display: none;
    }

    .nav {
        display: flex;
    }

    .hero__inner {
        gap: var(--space-12);
    }

    .hero__title {
        font-size: var(--text-5xl);
    }

    .dual-banner__content {
        flex-direction: row;
        justify-content: center;
        gap: var(--space-6);
    }

    .games-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .subjects-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .target-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .footer__inner {
        grid-template-columns: 1fr 1fr;
    }

    .footer__brand,
    .footer__info {
        text-align: left;
    }

    .footer__logo {
        margin: 0 0 var(--space-4);
    }
}

/* ============================================
   17. ACCESSIBILITÀ
   ============================================ */
*:focus-visible {
    outline: 3px solid var(--color-yellow);
    outline-offset: 2px;
}

.skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--color-yellow);
    color: var(--color-primary);
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-md);
    font-family: var(--font-display);
    font-weight: 700;
    z-index: calc(var(--z-header) + 1);
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: var(--space-4);
}

/* ============================================
   18. SEZIONE ACQUISTO
   ============================================ */
.purchase-section {
    background-color: var(--color-gray-light);
}

.purchase-grid {
    display: grid;
    gap: var(--space-6);
    max-width: 900px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .purchase-grid {
        grid-template-columns: 1fr 1fr;
        align-items: start;
    }
}

/* Product Card */
.product-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    border: 3px solid var(--color-primary);
}

.product-card__header {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    padding: var(--space-6);
    text-align: center;
    position: relative;
}

.product-card__badge {
    position: absolute;
    top: var(--space-3);
    right: var(--space-3);
    background-color: var(--color-green);
    color: var(--color-white);
    font-family: var(--font-display);
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
}

.product-card__name {
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--space-2);
}

.product-card__price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: var(--space-2);
}

.product-card__amount {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
}

.product-card__currency {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 500;
}

.product-card__vat {
    display: block;
    font-family: var(--font-display);
    font-size: var(--text-sm);
    opacity: 0.9;
    margin-top: var(--space-1);
}

.product-card__body {
    padding: var(--space-6);
}

.product-card__features {
    margin-bottom: var(--space-6);
}

.product-card__feature {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-2) 0;
    font-family: var(--font-display);
    color: var(--color-gray-dark);
}

.product-card__feature-icon {
    color: var(--color-green);
    font-size: var(--text-lg);
    flex-shrink: 0;
}

.product-card__btn {
    width: 100%;
    padding: var(--space-4) var(--space-6);
    background-color: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: var(--radius-full);
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.product-card__btn:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Custom Quote Card */
.custom-quote-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    text-align: center;
    box-shadow: var(--shadow-md);
    border: 2px dashed var(--color-gray);
}

.custom-quote-card__icon {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--space-4);
    color: var(--color-primary);
}

.custom-quote-card__icon svg {
    width: 100%;
    height: 100%;
    stroke: currentColor;
    stroke-width: 1.5;
    fill: none;
}

.custom-quote-card__title {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    color: var(--color-black);
    margin-bottom: var(--space-3);
}

.custom-quote-card__text {
    font-family: var(--font-display);
    font-size: var(--text-sm);
    color: var(--color-gray);
    margin-bottom: var(--space-3);
}

.custom-quote-card__btn {
    display: inline-block;
    padding: var(--space-3) var(--space-6);
    background-color: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    border-radius: var(--radius-full);
    font-family: var(--font-display);
    font-size: var(--text-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.custom-quote-card__btn:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

/* ============================================
   19. CHECKOUT MODAL
   ============================================ */
.checkout-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
}

.checkout-modal[hidden] {
    display: none;
}

.checkout-modal__overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.6);
}

.checkout-modal__content {
    position: relative;
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
}

.checkout-modal__close {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    width: 32px;
    height: 32px;
    padding: 0;
    background: transparent;
    border: none;
    cursor: pointer;
    color: var(--color-gray);
    transition: color var(--transition-fast);
}

.checkout-modal__close:hover {
    color: var(--color-black);
}

.checkout-modal__close svg {
    width: 100%;
    height: 100%;
}

.checkout-modal__title {
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    color: var(--color-black);
    margin-bottom: var(--space-6);
    padding-right: var(--space-8);
}

/* Checkout Summary */
.checkout-summary {
    background-color: var(--color-gray-light);
    border-radius: var(--radius-md);
    padding: var(--space-4);
    margin-bottom: var(--space-6);
}

.checkout-summary__item {
    display: flex;
    justify-content: space-between;
    font-family: var(--font-display);
    padding: var(--space-2) 0;
}

.checkout-summary__item--total {
    border-top: 2px solid var(--color-primary);
    margin-top: var(--space-2);
    padding-top: var(--space-3);
    font-weight: 600;
    font-size: var(--text-lg);
}

.checkout-summary__value small {
    font-size: var(--text-sm);
    font-weight: 400;
    color: var(--color-gray);
}

/* Form Row */
.form-row {
    display: grid;
    gap: var(--space-4);
}

@media (min-width: 520px) {
    .form-row {
        grid-template-columns: 1fr 1fr;
    }
}

/* Checkout Buttons */
.checkout-btn {
    width: 100%;
    padding: var(--space-4);
    border-radius: var(--radius-md);
    font-family: var(--font-display);
    font-size: var(--text-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    margin-top: var(--space-4);
}

.checkout-btn--primary {
    background-color: var(--color-primary);
    color: var(--color-white);
    border: none;
}

.checkout-btn--primary:hover:not(:disabled) {
    background-color: var(--color-primary-dark);
}

.checkout-btn--primary:disabled {
    background-color: var(--color-gray);
    cursor: not-allowed;
}

.checkout-btn--secondary {
    background-color: var(--color-gray-light);
    color: var(--color-gray-dark);
    border: 1px solid var(--color-gray);
}

.checkout-btn--secondary:hover {
    background-color: var(--color-gray);
    color: var(--color-white);
}

.checkout-back {
    background: none;
    border: none;
    color: var(--color-primary);
    font-family: var(--font-display);
    font-size: var(--text-sm);
    cursor: pointer;
    margin-bottom: var(--space-4);
    padding: 0;
}

.checkout-back:hover {
    text-decoration: underline;
}

/* Payment Methods */
.payment-methods {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
}

.payment-method {
    position: relative;
}

.payment-method__radio {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.payment-method__label {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-4);
    border: 2px solid var(--color-gray-light);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.payment-method__radio:checked + .payment-method__label {
    border-color: var(--color-primary);
    background-color: rgba(57, 127, 231, 0.05);
}

.payment-method__radio:focus-visible + .payment-method__label {
    outline: 3px solid var(--color-yellow);
    outline-offset: 2px;
}

.payment-method__icon {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
    color: var(--color-primary);
}

.payment-method__icon svg {
    width: 100%;
    height: 100%;
    stroke: currentColor;
    stroke-width: 1.5;
    fill: none;
}

.payment-method__text {
    display: flex;
    flex-direction: column;
    font-family: var(--font-display);
}

.payment-method__text strong {
    color: var(--color-black);
}

.payment-method__text small {
    color: var(--color-gray);
    font-size: var(--text-sm);
}

/* Payment Containers */
.payment-container {
    margin-bottom: var(--space-4);
    padding: var(--space-4);
    background-color: var(--color-gray-light);
    border-radius: var(--radius-md);
}

.payment-container[hidden] {
    display: none;
}

.card-element {
    padding: var(--space-4);
    background-color: var(--color-white);
    border: 1px solid var(--color-gray);
    border-radius: var(--radius-md);
}

.payment-error {
    color: var(--color-cta);
    font-family: var(--font-display);
    font-size: var(--text-sm);
    margin-top: var(--space-2);
}

/* Bank Details */
.bank-details {
    background-color: var(--color-white);
    padding: var(--space-4);
    border-radius: var(--radius-md);
}

.bank-details__title {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    color: var(--color-black);
    margin-bottom: var(--space-4);
}

.bank-details__row {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    padding: var(--space-2) 0;
    border-bottom: 1px solid var(--color-gray-light);
}

@media (min-width: 520px) {
    .bank-details__row {
        flex-direction: row;
        justify-content: space-between;
    }
}

.bank-details__label {
    font-family: var(--font-display);
    font-size: var(--text-sm);
    color: var(--color-gray);
}

.bank-details__value {
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--color-black);
}

.bank-details__iban {
    font-family: monospace;
    letter-spacing: 1px;
    word-break: break-all;
}

.bank-details__note {
    margin-top: var(--space-4);
    padding: var(--space-3);
    background-color: var(--color-yellow);
    border-radius: var(--radius-sm);
    font-family: var(--font-display);
    font-size: var(--text-sm);
    color: var(--color-black);
}

/* Order Confirmation */
.order-confirmation {
    text-align: center;
    padding: var(--space-6) 0;
}

.order-confirmation__icon {
    font-size: 4rem;
    margin-bottom: var(--space-4);
}

.order-confirmation__title {
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    color: var(--color-green);
    margin-bottom: var(--space-4);
}

.order-confirmation__text {
    font-family: var(--font-display);
    color: var(--color-gray-dark);
    margin-bottom: var(--space-6);
}

.confirmation-bank-details {
    text-align: left;
    margin-bottom: var(--space-6);
}

.confirmation-bank-details[hidden] {
    display: none;
}

.confirmation-bank-details h4 {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    color: var(--color-black);
    margin-bottom: var(--space-4);
    text-align: center;
}

/* ============================================
   20. SEZIONE FINANZIAMENTO REGIONE CAMPANIA
   ============================================ */
.funding-section {
    background-color: var(--color-white);
    padding: var(--space-8) 0;
    border-top: 1px solid var(--color-gray-light);
}

.funding-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: var(--space-4);
}

.funding-logos img {
    max-width: 100%;
    height: auto;
    max-height: 80px;
    margin: 0 auto;
    display: block;
}

@media (min-width: 768px) {
    .funding-logos img {
        max-height: 100px;
    }
}

.funding-text {
    text-align: center;
    font-family: var(--font-display);
    font-size: var(--text-xs);
    color: var(--color-gray);
    line-height: 1.6;
    max-width: 800px;
    margin: 0 auto;
}