:root {
    --package-primary: #6B73FF;
    --package-primary-rgb: 107, 115, 255;
    --package-primary-dark: #000DFF;
    --package-primary-dark-rgb: 0, 13, 255;
    --package-shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.05);
    --package-shadow-md: 0 10px 20px rgba(107, 115, 255, 0.1);
    --package-shadow-lg: 0 20px 40px rgba(107, 115, 255, 0.15);
    --package-border-radius: 20px;
    --package-transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --package-border-color: rgba(107, 115, 255, 0.1);
    --package-gradient: linear-gradient(135deg, var(--package-primary) 0%, var(--package-primary-dark) 100%);
}

.packages-section {
    padding: clamp(3rem, 8vw, 6rem) clamp(1rem, 4vw, 2rem);
    margin: clamp(2rem, 4vw, 4rem) auto;
    max-width: var(--container-max-width);
    background: var(--background);
}

.packages-header {
    text-align: center;
    margin-bottom: clamp(2rem, 6vw, 4rem);
}

.packages-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.packages-title-gradient {
    background: var(--package-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.packages-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: clamp(60px, 10vw, 80px);
    height: 4px;
    background: var(--package-gradient);
    border-radius: 2px;
}

.packages-description {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 2rem auto 0;
}

.packages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
    gap: clamp(1.5rem, 4vw, 2rem);
    padding: clamp(1rem, 3vw, 2rem);
}

.package-card {
    --card-padding: clamp(1.5rem, 4vw, 2.5rem);
    
    display: grid;
    grid-template-rows: auto 1fr auto;
    gap: 1.5rem;
    background: var(--card-bg);
    border-radius: var(--package-border-radius);
    padding: var(--card-padding);
    position: relative;
    border: 1px solid var(--package-border-color);
    box-shadow: var(--package-shadow-sm);
    transition: transform var(--package-transition),
                box-shadow var(--package-transition);
    will-change: transform;
    transform: translateZ(0);
}

.package-popular {
    border: 2px solid var(--package-primary);
}

.popular-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--package-gradient);
    color: var(--white);
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    box-shadow: var(--package-shadow-sm);
}

.package-header {
    text-align: center;
}

.package-icon {
    width: clamp(50px, 10vw, 70px);
    aspect-ratio: 1;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, 
        rgba(var(--package-primary-rgb), 0.1) 0%, 
        rgba(var(--package-primary-dark-rgb), 0.05) 100%
    );
    border-radius: 50%;
    display: grid;
    place-items: center;
    transition: transform var(--package-transition);
}

.package-icon i {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    color: var(--package-primary);
}

.package-title {
    font-size: clamp(1.5rem, 3vw, 1.75rem);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.package-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.25rem;
    margin-bottom: 2rem;
    font-family: var(--font-family-primary);
}

.price-content {
    display: flex;
    align-items: baseline;
}

.currency {
    font-size: clamp(1.25rem, 2vw, 1.5rem);
    color: var(--text-secondary);
}

.amount {
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 700;
    color: var(--package-primary);
    line-height: 1;
}

.period {
    font-size: clamp(0.875rem, 1.5vw, 1rem);
    color: var(--text-secondary);
    margin-left: 0.25rem;
}

.package-content {
    display: grid;
    gap: 1.5rem;
}

.package-description {
    color: var(--text-secondary);
    font-size: clamp(0.875rem, 1.5vw, 1rem);
    line-height: 1.6;
}

.package-features {
    display: grid;
    gap: 1rem;
    padding: 0;
    list-style: none;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--text-primary);
    font-size: clamp(0.875rem, 1.5vw, 1rem);
}

.feature-item i {
    color: var(--package-primary);
    font-size: 1.25em;
}

.package-button {
    width: 100%;
    padding: clamp(0.75rem, 2vw, 1rem);
    background: var(--package-gradient);
    border: none;
    border-radius: 10px;
    color: var(--white);
    font-weight: 600;
    font-size: clamp(0.875rem, 1.5vw, 1rem);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: transform var(--package-transition),
                box-shadow var(--package-transition);
}

.package-button i {
    transition: transform var(--package-transition);
}

@media (hover: hover) {
    .package-card:hover {
        transform: translateY(-10px);
        box-shadow: var(--package-shadow-lg);
    }

    .package-card:hover .package-icon {
        transform: scale(1.1) rotate(5deg);
    }

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

    .package-button:hover i {
        transform: translateX(5px);
    }
}

[data-theme="dark"] {
    .package-card {
        background: var(--card-bg-dark, #2D2D2D);
    }

    .package-card:hover {
        box-shadow: 0 0 30px rgba(var(--package-primary-rgb), 0.15);
    }

    .package-icon {
        background: rgba(var(--package-primary-rgb), 0.1);
    }

    .package-button:hover {
        box-shadow: 0 0 20px rgba(var(--package-primary-rgb), 0.3);
    }

    .feature-item i {
        text-shadow: 0 0 10px rgba(var(--package-primary-rgb), 0.5);
    }
}

@media (max-width: 1024px) {
    .packages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

    .package-card {
        --card-padding: 1.5rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .package-card,
    .package-button,
    .package-icon {
        transition: none;
    }

    .package-card:hover {
        transform: none;
    }
}

@media print {
    .packages-grid {
        display: block;
    }

    .package-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #000;
        margin-bottom: 2rem;
    }

    .package-button {
        display: none;
    }

    .popular-badge {
        border: 1px solid #000;
        background: none;
        color: #000;
    }
}

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

.package-animate-fade-in {
    animation: fadeInUp 0.6s ease forwards;
}

@media (forced-colors: active) {
    .package-card {
        border: 2px solid CanvasText;
    }

    .package-button {
        border: 2px solid ButtonText;
    }

    .popular-badge {
        border: 1px solid ButtonText;
    }
}