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

:root {
    /* Colors */
    --primary: #1e40af;
    --primary-dark: #1e3a8a;
    --primary-light: #3b82f6;
    --primary-50: #eff6ff;
    --primary-100: #dbeafe;
    --secondary: #0ea5e9;
    --accent: #f59e0b;
    --text: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --bg: #ffffff;
    --bg-alt: #f8fafc;
    --bg-dark: #0f172a;
    --border: #e2e8f0;
    --success: #10b981;
    --error: #ef4444;
    --whatsapp: #25d366;

    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.06);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.06);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
    --shadow-primary: 0 4px 14px rgba(30, 64, 175, 0.3);

    /* Radius */
    --radius-sm: 6px;
    --radius: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Transitions */
    --ease: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-in: cubic-bezier(0.4, 0, 1, 1);
    --ease-out: cubic-bezier(0, 0, 0.2, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --duration: 0.3s;
    --duration-slow: 0.5s;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

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

ul {
    list-style: none;
}

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

address {
    font-style: normal;
}

/* Accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary);
    color: white;
    padding: 8px 16px;
    z-index: 10000;
    transition: top var(--duration) var(--ease);
}

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

/* ==================== NAVIGATION ==================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 1000;
    transition: all var(--duration) var(--ease);
    border-bottom: 1px solid transparent;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.97);
    border-bottom-color: var(--primary-100);
    box-shadow: var(--shadow-md);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    z-index: 10;
}

.logo-img {
    height: 75px;
    width: auto;
    transition: transform var(--duration) var(--ease);
}

.logo:hover .logo-img {
    transform: scale(1.03);
}

.nav-menu {
    display: flex;
    gap: 0.25rem;
    align-items: center;
}

.nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.9rem;
    transition: all var(--duration) var(--ease);
    position: relative;
    padding: 0.5rem 0.875rem;
    border-radius: var(--radius);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 20px;
    height: 2px;
    background: var(--primary);
    border-radius: var(--radius-full);
    transition: transform var(--duration) var(--ease);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
}

.nav-link:hover::after,
.nav-link.active::after {
    transform: translateX(-50%) scaleX(1);
}

.nav-link--cta {
    background: var(--primary);
    color: white !important;
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-full);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.85rem;
}

.nav-link--cta::after {
    display: none;
}

.nav-link--cta:hover {
    background: var(--primary-dark);
    color: white !important;
    transform: translateY(-1px);
    box-shadow: var(--shadow-primary);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 10;
}

.mobile-toggle span {
    width: 24px;
    height: 2.5px;
    background: var(--text);
    border-radius: var(--radius-full);
    transition: all var(--duration) var(--ease);
    transform-origin: center;
}

.mobile-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-toggle.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.mobile-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ==================== BUTTONS ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.75rem;
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: var(--radius);
    transition: all var(--duration) var(--ease);
    border: none;
    cursor: pointer;
    text-align: center;
    font-family: inherit;
    line-height: 1.4;
}

.btn-lg {
    padding: 0.9rem 2rem;
    font-size: 1rem;
    border-radius: var(--radius-lg);
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(30, 64, 175, 0.4);
}

.btn-glass {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
}

.btn-white {
    background: white;
    color: var(--primary);
    box-shadow: var(--shadow-lg);
}

.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.btn-glass-dark {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-glass-dark:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.btn-block {
    width: 100%;
}

.btn-link {
    color: var(--primary);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all var(--duration) var(--ease);
    font-size: 0.9rem;
    padding: 0;
    background: none;
    border: none;
}

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

/* ==================== HERO SECTION ==================== */
.hero {
    min-height: 100vh;
    min-height: 100dvh;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--secondary) 100%);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    padding: 7rem 1.5rem 3rem;
}

.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.hero-shape {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.03);
}

.hero-shape--1 {
    width: 600px;
    height: 600px;
    top: -200px;
    right: -100px;
    animation: float 20s ease-in-out infinite;
}

.hero-shape--2 {
    width: 400px;
    height: 400px;
    bottom: -150px;
    left: -100px;
    animation: float 15s ease-in-out infinite reverse;
}

.hero-shape--3 {
    width: 300px;
    height: 300px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: float 25s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(30px, -30px) scale(1.05); }
    50% { transform: translate(-20px, 20px) scale(0.95); }
    75% { transform: translate(20px, 10px) scale(1.02); }
}

.hero-content {
    position: relative;
    z-index: 1;
    color: white;
    max-width: 750px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(10px);
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.15);
    padding: 0.65rem 1.5rem;
    animation: fadeInDown 0.8s var(--ease) both;
}

.hero-badge i {
    color: var(--accent);
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1.25rem;
    letter-spacing: -0.02em;
    animation: fadeInUp 0.8s var(--ease) 0.1s both;
}

.text-gradient {
    background: linear-gradient(135deg, #ffffff 0%, #bfdbfe 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.2rem);
    margin-bottom: 2rem;
    opacity: 0.9;
    line-height: 1.7;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 0.8s var(--ease) 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s var(--ease) 0.3s both;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    animation: fadeInUp 0.8s var(--ease) 0.4s both;
}

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

.hero-stat strong {
    display: block;
    font-size: 1.5rem;
    font-weight: 800;
}

.hero-stat span {
    font-size: 0.8rem;
    opacity: 0.8;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
}

.scroll-indicator {
    position: absolute;
    bottom: 1.5rem;
    left: 50%;
    transform: translateX(-50%);
    color: white;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    opacity: 0.6;
    cursor: pointer;
    transition: opacity var(--duration) var(--ease);
}

.scroll-indicator:hover {
    opacity: 1;
}

.scroll-indicator i {
    font-size: 1.25rem;
    animation: scrollBounce 2s var(--ease) infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(6px); }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ==================== SECTIONS ==================== */
.section {
    padding: 6rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 3.5rem;
}

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: var(--primary-50);
    color: var(--primary);
    padding: 0.4rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 800;
    color: var(--text);
    margin-bottom: 0.75rem;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ==================== CORSI SECTION ==================== */
.corsi-section {
    background: var(--bg-alt);
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.course-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    transition: all var(--duration-slow) var(--ease);
    position: relative;
    overflow: hidden;
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
}

.course-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-light), var(--primary));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--duration-slow) var(--ease);
}

.course-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

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

.course-card--featured {
    border-color: var(--primary-light);
    box-shadow: var(--shadow-md);
}

.course-card--featured::before {
    transform: scaleX(1);
    background: linear-gradient(90deg, var(--primary), var(--secondary));
}

.badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 0.3rem 0.85rem;
    border-radius: var(--radius-full);
    font-size: 0.7rem;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.course-icon {
    width: 48px;
    height: 48px;
    background: var(--primary-50);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    transition: all var(--duration) var(--ease);
}

.course-card:hover .course-icon {
    background: var(--primary);
    color: white;
    transform: scale(1.05);
}

.course-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text);
}

.course-card p {
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    line-height: 1.6;
    font-size: 0.85rem;
}

.course-features {
    margin-bottom: 1rem;
    flex-grow: 1;
}

.course-features li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.35rem;
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.course-features i {
    color: var(--success);
    font-size: 0.8rem;
}

/* ==================== PATENTI SUPERIORI SECTION ==================== */
.patenti-superiori-section {
    background: var(--bg-alt);
}

.patenti-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.patente-detail-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 2rem;
    border: 1px solid var(--border);
    transition: all var(--duration) var(--ease);
}

.patente-detail-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.patente-detail-icon {
    width: 48px;
    height: 48px;
    background: var(--primary-50);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    color: var(--primary);
    font-size: 1.25rem;
}

.patente-detail-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 0.75rem;
}

.patente-detail-card p {
    font-size: 0.9rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.patente-detail-card ul {
    list-style: none;
    padding: 0;
}

.patente-detail-card li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.4rem;
}

.patente-detail-card li i {
    color: var(--success);
    font-size: 0.75rem;
}

.patenti-superiori-cta {
    text-align: center;
    padding: 2rem;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: var(--radius-lg);
    color: white;
}

.patenti-superiori-cta p {
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    color: rgba(255, 255, 255, 0.9);
}

.patenti-superiori-cta .btn {
    background: white;
    color: var(--primary);
}

.patenti-superiori-cta .btn:hover {
    background: var(--primary-50);
}

@media (max-width: 768px) {
    .patenti-grid {
        grid-template-columns: 1fr;
    }
}

/* ==================== PRATICHE SECTION ==================== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.service-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-xs);
    transition: all var(--duration-slow) var(--ease);
    text-align: center;
    border: 1px solid var(--border);
    position: relative;
}

.service-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
    transform: translateY(-6px);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-50);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.5rem;
    margin: 0 auto 1.25rem;
    transition: all var(--duration) var(--ease);
}

.service-card:hover .service-icon {
    background: var(--primary);
    color: white;
    transform: scale(1.05) rotate(-3deg);
}

.service-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text);
}

.service-card p {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 0.9rem;
}

/* ==================== CHI SIAMO SECTION ==================== */
.chi-siamo-section {
    background: var(--bg-alt);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.about-text {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.about-features-inline {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
    margin-top: 2rem;
}

.about-feature {
    display: flex;
    gap: 0.875rem;
    align-items: start;
    padding: 1rem;
    background: white;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    transition: all var(--duration) var(--ease);
}

.about-feature:hover {
    border-color: var(--primary-light);
    box-shadow: var(--shadow-sm);
}

.about-feature i {
    font-size: 1.25rem;
    color: var(--primary);
    margin-top: 0.1rem;
    flex-shrink: 0;
}

.about-feature h3 {
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 0.2rem;
    color: var(--text);
}

.about-feature p {
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.about-stats-card {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    border-radius: var(--radius-xl);
    padding: 3rem;
    color: white;
    position: sticky;
    top: 120px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
}

.stat-item {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
}

.stat-number {
    font-size: 2.25rem;
    font-weight: 800;
    line-height: 1;
    letter-spacing: -0.02em;
}

.about-stats-card .stat-label {
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
    line-height: 1.3;
}

.about-signature {
    margin-top: 1.5rem;
    font-style: italic;
    color: var(--text-secondary);
}

/* ==================== TESTIMONIALS SECTION ==================== */
.testimonials-section {
    background: var(--bg);
    overflow: hidden;
}

.testimonials-slider {
    position: relative;
}

.testimonials-track {
    display: flex;
    gap: 1.5rem;
    transition: transform 0.5s var(--ease);
    will-change: transform;
}

.testimonial-card {
    width: calc(33.333% - 1rem);
    min-width: calc(33.333% - 1rem);
    max-width: calc(33.333% - 1rem);
    background: white;
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    overflow-wrap: break-word;
    word-wrap: break-word;
    transition: all var(--duration) var(--ease);
}

.testimonial-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.testimonial-stars {
    display: flex;
    gap: 0.2rem;
    margin-bottom: 1rem;
    color: var(--accent);
    font-size: 0.9rem;
}

.testimonial-text {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
    flex-grow: 1;
    font-size: 0.95rem;
    border: none;
    padding: 0;
    quotes: none;
    overflow-wrap: break-word;
    word-wrap: break-word;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

.author-avatar {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 0.8rem;
    font-weight: 700;
    flex-shrink: 0;
    letter-spacing: 0.02em;
}

.author-info h4 {
    font-size: 0.9rem;
    color: var(--text);
    margin-bottom: 0.1rem;
    font-weight: 600;
}

.author-info p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.slider-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-top: 2.5rem;
}

.slider-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text);
    transition: all var(--duration) var(--ease);
    font-size: 0.9rem;
}

.slider-btn:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
    transform: scale(1.05);
}

.slider-dots {
    display: flex;
    gap: 0.5rem;
}

.slider-dot {
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    background: var(--border);
    cursor: pointer;
    transition: all var(--duration) var(--ease);
    border: none;
    padding: 0;
}

.slider-dot.active {
    background: var(--primary);
    width: 24px;
}

/* ==================== CTA BANNER ==================== */
.cta-banner {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--secondary) 100%);
    padding: 5rem 0;
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.cta-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.05) 0%, transparent 70%);
    animation: float 20s ease-in-out infinite;
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    font-size: clamp(1.5rem, 4vw, 2.25rem);
    font-weight: 800;
    margin-bottom: 0.75rem;
    letter-spacing: -0.02em;
}

.cta-content p {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ==================== CONTATTI SECTION ==================== */
.contatti-section {
    background: var(--bg-alt);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.25fr;
    gap: 2.5rem;
    margin-bottom: 3rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.info-card {
    background: white;
    padding: 1.25rem;
    border-radius: var(--radius-lg);
    display: flex;
    gap: 1rem;
    align-items: center;
    border: 1px solid var(--border);
    transition: all var(--duration) var(--ease);
}

.info-card--clickable {
    cursor: pointer;
}

.info-card--clickable:hover {
    border-color: var(--primary-light);
    box-shadow: var(--shadow-md);
    transform: translateX(4px);
}

.info-card-icon {
    width: 48px;
    height: 48px;
    background: var(--primary-50);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.1rem;
    flex-shrink: 0;
}

.info-card h3 {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.2rem;
}

.info-card p,
.info-card address {
    color: var(--text);
    font-size: 0.9rem;
    font-weight: 500;
}

.social-links {
    display: flex;
    gap: 0.75rem;
    margin-top: 0.5rem;
}

.social-link {
    width: 44px;
    height: 44px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: all var(--duration) var(--ease);
    font-size: 1.1rem;
}

.social-link--facebook { background: #1877f2; }
.social-link--instagram { background: linear-gradient(135deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888); }
.social-link--whatsapp { background: var(--whatsapp); }

.social-link:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--shadow-md);
}

/* ==================== FORM ==================== */
.contact-form-wrapper {
    position: relative;
}

.contact-form {
    background: white;
    padding: 2.5rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
}

.form-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text);
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.4rem;
    font-weight: 600;
    color: var(--text);
    font-size: 0.85rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 0.9rem;
    transition: all var(--duration) var(--ease);
    background: var(--bg);
    color: var(--text);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
    background: white;
}

.form-group input.error,
.form-group select.error,
.form-group textarea.error {
    border-color: var(--error);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary);
}

.checkbox-label a {
    color: var(--primary);
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 2px;
}

.form-success {
    display: none;
    padding: 3rem 2rem;
    border-radius: var(--radius-xl);
    text-align: center;
    background: white;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
}

.form-success.show {
    display: block;
    animation: fadeInUp 0.5s var(--ease);
}

.success-icon {
    width: 64px;
    height: 64px;
    background: var(--success);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    margin: 0 auto 1.25rem;
}

.form-success h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text);
}

.form-success p {
    color: var(--text-secondary);
}

/* ==================== MAP ==================== */
.map-wrapper {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
    line-height: 0;
}

.map-wrapper iframe {
    display: block;
    width: 100%;
}

/* ==================== FOOTER ==================== */
.footer {
    background: var(--bg-dark);
    color: rgba(255, 255, 255, 0.85);
    padding: 4rem 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1.25fr 1fr;
    gap: 2.5rem;
    padding-bottom: 3rem;
}

.footer-logo {
    height: 110px;
    width: auto;
    margin-bottom: 1rem;
}

.footer-col--brand p {
    font-size: 0.9rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.6);
}

.footer-col h4 {
    margin-bottom: 1.25rem;
    font-size: 1rem;
    font-weight: 700;
    color: white;
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.footer-col ul li a,
.footer-col ul li {
    color: rgba(255, 255, 255, 0.6);
    transition: all var(--duration) var(--ease);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-col ul li a:hover {
    color: white;
    transform: translateX(3px);
}

.footer-col ul li i {
    font-size: 0.65rem;
    color: var(--primary-light);
}

.footer-contacts li {
    line-height: 1.6;
}

.footer-contacts li i {
    font-size: 0.9rem !important;
    width: 16px;
    text-align: center;
}

.social-links--footer {
    margin-top: 0;
}

.footer-hours {
    margin-top: 1.5rem;
}

.footer-hours h4 {
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.footer-hours p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.6;
}

.footer-bottom {
    padding: 1.5rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.5);
}

.footer-legal {
    display: flex;
    gap: 1.5rem;
}

.footer-legal a {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.5);
    transition: color var(--duration) var(--ease);
}

.footer-legal a:hover {
    color: white;
}

/* ==================== WHATSAPP FLOAT ==================== */
.whatsapp-float {
    position: fixed;
    bottom: 2rem;
    left: 2rem;
    width: 56px;
    height: 56px;
    background: var(--whatsapp);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: all var(--duration) var(--ease);
    animation: whatsappPulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1) translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.5);
}

@keyframes whatsappPulse {
    0% { box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4); }
    50% { box-shadow: 0 4px 25px rgba(37, 211, 102, 0.6); }
    100% { box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4); }
}

/* ==================== SCROLL TO TOP ==================== */
.scroll-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 48px;
    height: 48px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    box-shadow: var(--shadow-lg);
    transition: all var(--duration) var(--ease);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
}

.scroll-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

/* ==================== SCROLL ANIMATIONS ==================== */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

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

/* ==================== RESPONSIVE ==================== */
@media (max-width: 1024px) {
    .courses-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .about-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

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

    .about-stats-card {
        position: static;
    }

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

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

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

    .testimonial-card {
        width: calc(50% - 0.75rem);
        min-width: calc(50% - 0.75rem);
        max-width: calc(50% - 0.75rem);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: 0;
        top: 0;
        flex-direction: column;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        width: 100%;
        height: 100vh;
        height: 100dvh;
        justify-content: center;
        align-items: center;
        gap: 0;
        transition: all 0.4s var(--ease);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-20px);
    }

    .nav-menu.active {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .nav-menu li {
        width: 100%;
        text-align: center;
    }

    .nav-link {
        display: block;
        padding: 1rem;
        font-size: 1.1rem;
    }

    .nav-link--cta {
        margin: 1rem auto 0;
        width: fit-content;
    }

    .mobile-toggle {
        display: flex;
    }

    .section {
        padding: 4rem 0;
    }

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

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

    .about-features-inline {
        grid-template-columns: 1fr;
    }

    .hero-stats {
        gap: 1.25rem;
    }

    .hero-stat strong {
        font-size: 1.25rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    .testimonial-card {
        width: 100%;
        min-width: 100%;
        max-width: 100%;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .stat-number {
        font-size: 2.25rem;
    }

    .whatsapp-float {
        bottom: 1.5rem;
        left: 1.5rem;
        width: 50px;
        height: 50px;
        font-size: 1.4rem;
    }

    .cta-banner {
        padding: 3.5rem 0;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero {
        padding: 6rem 1rem 2rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 1rem;
    }

    .hero-stat-divider {
        width: 40px;
        height: 1px;
    }

    .course-card,
    .service-card,
    .testimonial-card,
    .contact-form {
        padding: 1.5rem;
    }

    .about-stats-card {
        padding: 2rem;
    }

    .scroll-top {
        bottom: 1.25rem;
        right: 1.25rem;
        width: 42px;
        height: 42px;
    }
}

/* ==================== PRINT STYLES ==================== */
@media print {
    .navbar,
    .scroll-top,
    .whatsapp-float,
    .scroll-indicator,
    .hero-bg,
    .slider-controls {
        display: none !important;
    }

    .hero {
        min-height: auto;
        padding: 2rem;
    }

    .section {
        padding: 2rem 0;
    }

    * {
        box-shadow: none !important;
    }
}