/* ===== CSS Reset & Base Styles ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #3B82F6;
    --primary-dark: #2563EB;
    --primary-light: #60A5FA;
    --secondary-color: #8B5CF6;
    --secondary-dark: #7C3AED;
    --accent-color: #10B981;
    --text-primary: #1F2937;
    --text-secondary: #6B7280;
    --text-light: #9CA3AF;
    --bg-white: #FFFFFF;
    --bg-gray: #F9FAFB;
    --bg-dark: #111827;
    --border-color: #E5E7EB;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-white);
    overflow-x: hidden;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: var(--transition);
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
}

.logo-text {
    font-size: 24px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo a {
    display: block;
    line-height: 0;
}

.logo-img {
    height: 40px;
    width: auto;
    display: block;
    transition: var(--transition);
}

.logo-img:hover {
    opacity: 0.8;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 32px;
    align-items: center;
}

.nav-menu a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: var(--transition);
    position: relative;
}

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

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

.nav-menu a:hover::after {
    width: 100%;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

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

/* ===== Buttons ===== */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 15px;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    box-shadow: var(--shadow-md);
}

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

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border-color: var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-gray);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border-color: var(--primary-color);
}

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

.btn-large {
    padding: 16px 32px;
    font-size: 16px;
}

/* ===== Hero Section ===== */
.hero {
    padding: 140px 0 80px;
    background: linear-gradient(135deg, #F0F9FF 0%, #F5F3FF 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 32px;
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
}

.hero-stats {
    display: flex;
    gap: 48px;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-color);
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
}

.dashboard-mockup {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    transform: perspective(1000px) rotateY(-5deg);
    transition: var(--transition);
}

.dashboard-mockup:hover {
    transform: perspective(1000px) rotateY(0deg);
}

.mockup-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    padding: 16px;
}

.mockup-dots {
    display: flex;
    gap: 8px;
}

.mockup-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
}

.mockup-content {
    padding: 32px;
    height: 400px;
    background: linear-gradient(180deg, #F9FAFB 0%, white 100%);
}

.mockup-chart {
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, var(--primary-light) 0%, var(--primary-light) 30%, transparent 30%, transparent 40%, var(--primary-light) 40%, var(--primary-light) 60%, transparent 60%, transparent 70%, var(--primary-light) 70%, var(--primary-light) 85%, transparent 85%);
    border-radius: var(--radius-sm);
    opacity: 0.3;
}

/* Hero Image Styles */
.hero-dashboard-img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    transform: perspective(1000px) rotateY(-5deg) scale(1);
    transition: var(--transition);
    display: block;
}

.hero-dashboard-img:hover {
    transform: perspective(1000px) rotateY(0deg) scale(1.02);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

/* SVG Images - Ensure they render crisply */
img[src$=".svg"] {
    shape-rendering: geometricPrecision;
}

/* ===== Section Headers ===== */
.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-header h2 {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.section-header p {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== Modules Section ===== */
.modules {
    padding: 80px 0;
    background: white;
}

.modules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}

.module-card {
    background: white;
    padding: 32px;
    border-radius: var(--radius-lg);
    border: 2px solid var(--border-color);
    transition: var(--transition);
    cursor: pointer;
}

.module-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.module-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.module-icon svg {
    width: 32px;
    height: 32px;
    color: white;
}

.module-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

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

/* ===== Vantaggi Section ===== */
.vantaggi {
    padding: 80px 0;
    background: var(--bg-gray);
}

.vantaggi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.vantaggio-card {
    background: white;
    padding: 32px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.vantaggio-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #EEF2FF, #F5F3FF);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.vantaggio-icon svg {
    width: 28px;
    height: 28px;
    color: var(--primary-color);
}

.vantaggio-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.vantaggio-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 15px;
}

/* ===== Risultati Section ===== */
.risultati {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

.risultati .section-header h2,
.risultati .section-header p {
    color: white;
}

.risultati-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}

.risultato-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 40px;
    border-radius: var(--radius-lg);
    border: 2px solid rgba(255, 255, 255, 0.2);
    text-align: center;
    transition: var(--transition);
}

.risultato-card:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-4px);
}

.risultato-number {
    font-size: 56px;
    font-weight: 800;
    margin-bottom: 8px;
}

.risultato-label {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
}

.risultato-card p {
    font-size: 14px;
    opacity: 0.9;
    line-height: 1.5;
}

/* ===== Funzionalità Section ===== */
.funzionalita {
    padding: 80px 0;
    background: white;
}

.funzionalita-list {
    display: flex;
    flex-direction: column;
    gap: 80px;
}

.funzionalita-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

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

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

.funzionalita-content h3 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.funzionalita-content ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.funzionalita-content li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.funzionalita-content li::before {
    content: '✓';
    color: var(--accent-color);
    font-weight: 700;
    font-size: 18px;
    flex-shrink: 0;
}

.feature-box {
    background: linear-gradient(135deg, #F0F9FF, #F5F3FF);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-lg);
}

.feature-box-header {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.feature-box-content {
    background: white;
    border-radius: var(--radius-sm);
    padding: 32px;
    min-height: 250px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.feature-line {
    height: 12px;
    background: linear-gradient(90deg, var(--primary-light), var(--primary-color));
    border-radius: 4px;
    animation: pulse 2s infinite;
}

.feature-line.short {
    width: 60%;
}

.feature-line.medium {
    width: 80%;
}

.feature-circle {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
    animation: float 3s ease-in-out infinite;
}

.feature-circle:nth-child(2) {
    animation-delay: 0.5s;
}

.feature-circle:nth-child(3) {
    animation-delay: 1s;
}

.feature-graph {
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, var(--primary-light) 0%, var(--primary-light) 40%, transparent 40%, transparent 50%, var(--secondary-color) 50%, var(--secondary-color) 75%, transparent 75%);
    border-radius: var(--radius-sm);
    opacity: 0.6;
}

.feature-flow {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.flow-node {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
}

.flow-line {
    flex: 1;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

/* Feature Images */
.feature-img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    display: block;
    object-fit: cover;
}

.feature-img:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-4px);
}

.funzionalita-visual {
    position: relative;
}

.funzionalita-visual::before {
    content: '';
    display: block;
    padding-bottom: 75%; /* 4:3 aspect ratio */
}

.funzionalita-visual .feature-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

/* ===== Prezzi Section ===== */
.prezzi {
    padding: 80px 0;
    background: var(--bg-gray);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
    max-width: 1100px;
    margin: 0 auto;
}

.pricing-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    position: relative;
    border: 2px solid transparent;
}

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

.pricing-card.featured {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-xl);
}

.featured-badge {
    position: absolute;
    top: -16px;
    right: 32px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
}

.pricing-header {
    text-align: center;
    margin-bottom: 32px;
}

.pricing-header h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
}

.price-amount {
    font-size: 48px;
    font-weight: 800;
    color: var(--primary-color);
}

.price-period {
    font-size: 18px;
    color: var(--text-secondary);
}

.pricing-features {
    list-style: none;
    margin-bottom: 32px;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-features svg {
    width: 20px;
    height: 20px;
    color: var(--accent-color);
    flex-shrink: 0;
}

.pricing-card .btn {
    width: 100%;
}

/* ===== FAQ Section ===== */
.faq {
    padding: 80px 0;
    background: white;
}

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

.faq-item {
    background: white;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: 16px;
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    border-color: var(--primary-color);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px;
    background: none;
    border: none;
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    text-align: left;
    transition: var(--transition);
}

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

.faq-question svg {
    width: 24px;
    height: 24px;
    color: var(--text-secondary);
    transition: var(--transition);
    flex-shrink: 0;
}

.faq-item.active .faq-question svg {
    transform: rotate(180deg);
    color: var(--primary-color);
}

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

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

.faq-answer p {
    padding: 0 24px 24px;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ===== CTA Section ===== */
.cta-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #1F2937, #111827);
    color: white;
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.cta-content h2 {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 20px;
}

.cta-content > p {
    font-size: 18px;
    margin-bottom: 40px;
    opacity: 0.9;
}

.demo-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-width: 500px;
    margin: 0 auto 20px;
}

.demo-form input {
    padding: 16px 20px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.1);
    color: white;
    font-size: 16px;
    transition: var(--transition);
}

.demo-form input::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.demo-form input:focus {
    outline: none;
    border-color: var(--primary-light);
    background: rgba(255, 255, 255, 0.15);
}

.demo-form button {
    margin-top: 8px;
}

.form-note {
    font-size: 14px;
    opacity: 0.7;
}

/* ===== Footer ===== */
.footer {
    background: var(--bg-dark);
    color: white;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-section h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 20px;
    line-height: 1.6;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 12px;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--primary-light);
}

.footer-social {
    display: flex;
    gap: 16px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 32px;
}

.disclaimer {
    background: rgba(255, 255, 255, 0.05);
    border-left: 4px solid var(--primary-color);
    padding: 20px;
    border-radius: var(--radius-sm);
    margin-bottom: 24px;
}

.disclaimer p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

.copyright {
    text-align: center;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
}

/* ===== General Image Styles ===== */
img {
    max-width: 100%;
    height: auto;
}

img[loading="lazy"] {
    opacity: 0;
    transition: opacity 0.3s ease-in;
}

img[loading="lazy"].loaded {
    opacity: 1;
}

/* Image loading placeholder */
.funzionalita-visual,
.hero-image {
    background: linear-gradient(135deg, #F0F9FF, #F5F3FF);
    position: relative;
}

/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-title {
        font-size: 42px;
    }

    .funzionalita-item {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .funzionalita-item.reverse {
        direction: ltr;
    }

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

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

    .mobile-menu-toggle {
        display: flex;
    }

    .hero {
        padding: 100px 0 60px;
    }

    .hero-title {
        font-size: 36px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .hero-cta {
        flex-direction: column;
    }

    .hero-stats {
        gap: 24px;
    }

    .section-header h2 {
        font-size: 32px;
    }

    .modules-grid,
    .vantaggi-grid,
    .risultati-grid,
    .pricing-grid {
        grid-template-columns: 1fr;
    }

    .cta-content h2 {
        font-size: 32px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

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

    .hero-title {
        font-size: 28px;
    }

    .btn-large {
        padding: 14px 24px;
        font-size: 15px;
    }

    .stat-number {
        font-size: 24px;
    }
}