/* 🎨 VARIABILI GLOBALI */
:root {
    --primary-color: #7b2cbf;
    --primary-dark: #5a32a3;
    --primary-light: #9d4edd;
    --gradient-start: #667eea;
    --gradient-end: #764ba2;
}

/* 🖋️ TYPOGRAPHY */
body {
    font-family: 'Inter', sans-serif;
    color: #2d3748;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
}

/* 🚀 HERO SECTION */
.hero-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 6rem 0;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(123, 44, 191, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    color: #1a202c;
}

.text-gradient {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: #4a5568;
    line-height: 1.6;
}

.hero-image-container {
    position: relative;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

/* 🎯 DIFFERENTIAL CARDS */
.differential-card {
    background: white;
    border-radius: 16px;
    transition: all 0.3s ease;
    border: 1px solid #e9ecef;
}

.differential-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(123, 44, 191, 0.15);
}

.differential-icon {
    font-size: 3rem;
}

/* 💡 FEATURE CARDS */
.feature-card {
    background: white;
    border-radius: 12px;
    border: 1px solid #e9ecef;
    transition: all 0.3s ease;
}

.feature-card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 8px 16px rgba(123, 44, 191, 0.1);
}

.feature-icon {
    font-size: 2.5rem;
}

/* 💬 TESTIMONIAL CARDS */
.testimonial-card {
    background: white;
    border-radius: 12px;
    border: 1px solid #e9ecef;
    display: flex;
    flex-direction: column;
}

/* 💰 PRICING CARDS */
.pricing-card {
    background: white;
    border-radius: 16px;
    border: 2px solid #e9ecef;
    transition: all 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
}

.pricing-card-featured {
    border-color: var(--primary-color);
    position: relative;
    transform: scale(1.05);
}

.pricing-price {
    color: var(--primary-color);
}

/* ❓ FAQ ACCORDION */
.accordion-button {
    background: white;
    border-radius: 12px !important;
}

.accordion-button:not(.collapsed) {
    background: #f8f9fa;
    color: var(--primary-color);
    box-shadow: none;
}

.accordion-button:focus {
    box-shadow: none;
    border-color: var(--primary-color);
}

/* 🎨 BUTTONS */
.btn-primary {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    border: none;
    font-weight: 600;
    padding: 0.75rem 2rem;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(123, 44, 191, 0.3);
    background: linear-gradient(135deg, var(--gradient-end), var(--gradient-start));
}

.btn-outline-primary {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    font-weight: 600;
    border-radius: 12px;
}

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

/* 📱 RESPONSIVE */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .hero-section {
        padding: 4rem 0;
    }

    .pricing-card-featured {
        transform: scale(1);
    }
}

/* 🎭 ANIMATIONS */
.fade-in {
    animation: fadeIn 0.6s ease-in;
}

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

/* 🖼️ IMAGES */
.shadow-lg {
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15) !important;
}

/* 🔗 LINKS */
a {
    transition: all 0.3s ease;
}

.nav-link:hover {
    color: var(--primary-color) !important;
}