/**
 * Musichien Wolf Shield Packages
 * Complete Design System - The Two-Faced Wolf
 * Version: 2.0.0
 */

/* ============================================
   1. CSS Variables & Theme
   ============================================ */

:root {
    /* Core Brand */
    --wolf-midnight: #1a1f2e;
    --wolf-amber: #f59e0b;
    --wolf-gold: #fbbf24;
    --wolf-silver: #e5e7eb;
    
    /* Production Theme */
    --production-primary: #3b82f6;
    --production-secondary: #8b5cf6;
    --production-accent: #06b6d4;
    --production-bg: #0f172a;
    --production-gradient: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    
    /* Performance Theme */
    --performance-primary: #ef4444;
    --performance-secondary: #f59e0b;
    --performance-accent: #ec4899;
    --performance-bg: #450a0a;
    --performance-gradient: linear-gradient(135deg, #ef4444 0%, #f59e0b 100%);
    
    /* Neutrals */
    --neutral-50: #f9fafb;
    --neutral-100: #f3f4f6;
    --neutral-200: #e5e7eb;
    --neutral-300: #d1d5db;
    --neutral-400: #9ca3af;
    --neutral-500: #6b7280;
    --neutral-600: #4b5563;
    --neutral-700: #374151;
    --neutral-800: #1f2937;
    --neutral-900: #111827;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Borders */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   2. Type Selector Component
   ============================================ */

.wolf-type-selector {
    margin: var(--spacing-2xl) 0;
    padding: var(--spacing-xl);
    background: linear-gradient(to bottom, var(--neutral-50), white);
    border-radius: var(--radius-xl);
}

.selector-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--wolf-midnight);
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.selector-subtitle {
    text-align: center;
    color: var(--neutral-500);
    margin-bottom: var(--spacing-xl);
    font-size: 1rem;
    line-height: 1.6;
}

.type-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    max-width: 800px;
    margin: 0 auto;
}

.type-card {
    position: relative;
    background: white;
    border: 3px solid var(--neutral-200);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    cursor: pointer;
    transition: all var(--transition-base);
    overflow: hidden;
}

.type-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    transition: all var(--transition-base);
}

.type-card.production::before {
    background: var(--production-gradient);
}

.type-card.performance::before {
    background: var(--performance-gradient);
}

.type-card input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.type-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.type-card.production:hover {
    border-color: var(--production-primary);
}

.type-card.performance:hover {
    border-color: var(--performance-primary);
}

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

.card-icon {
    font-size: 4rem;
    text-align: center;
    margin-bottom: var(--spacing-md);
    filter: grayscale(0.3);
    transition: filter var(--transition-base);
}

.type-card:hover .card-icon,
.type-card input:checked ~ .card-content .card-icon {
    filter: grayscale(0);
}

.card-title {
    font-size: 1.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-sm);
    color: var(--wolf-midnight);
}

.card-description {
    text-align: center;
    color: var(--neutral-600);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
    min-height: 3rem;
}

.card-examples {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.example-tag {
    background: var(--neutral-100);
    color: var(--neutral-600);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.type-card.production .example-tag {
    background: rgba(59, 130, 246, 0.1);
    color: var(--production-primary);
}

.type-card.performance .example-tag {
    background: rgba(239, 68, 68, 0.1);
    color: var(--performance-primary);
}

.type-card:hover .example-tag {
    transform: scale(1.05);
}

.card-check {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--neutral-200);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    opacity: 0;
    transform: scale(0);
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    z-index: 2;
}

.type-card.production input:checked ~ .card-content ~ .card-check {
    background: var(--production-primary);
    opacity: 1;
    transform: scale(1);
}

.type-card.performance input:checked ~ .card-content ~ .card-check {
    background: var(--performance-primary);
    opacity: 1;
    transform: scale(1);
}

/* ============================================
   3. Package Cards
   ============================================ */

.packages-section {
    margin: var(--spacing-2xl) 0;
    padding: var(--spacing-xl);
    background: linear-gradient(to bottom, var(--neutral-50), white);
    border-radius: var(--radius-xl);
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--wolf-midnight);
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    color: var(--neutral-500);
    margin-bottom: var(--spacing-xl);
}

.packages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.package-card {
    background: white;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    display: flex;
    flex-direction: column;
}

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

/* Production Styling */
.package-card.production {
    border: 2px solid rgba(59, 130, 246, 0.2);
}

.package-card.production:hover {
    border-color: var(--production-primary);
}

.package-card.production .package-header {
    background: var(--production-gradient);
}

.package-card.production .package-button {
    background: var(--production-primary);
}

.package-card.production .package-button:hover {
    background: var(--production-secondary);
}

.package-card.production .feature-icon {
    color: var(--production-primary);
}

/* Performance Styling */
.package-card.performance {
    border: 2px solid rgba(239, 68, 68, 0.2);
}

.package-card.performance:hover {
    border-color: var(--performance-primary);
}

.package-card.performance .package-header {
    background: var(--performance-gradient);
}

.package-card.performance .package-button {
    background: var(--performance-primary);
}

.package-card.performance .package-button:hover {
    background: var(--performance-secondary);
}

.package-card.performance .feature-icon {
    color: var(--performance-primary);
}

/* Package Header */
.package-header {
    padding: var(--spacing-xl);
    color: white;
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.package-icon-wrapper {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-base);
}

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

.package-icon {
    width: 32px;
    height: 32px;
    stroke: white;
    stroke-width: 2;
    fill: none;
}

.package-badge {
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(10px);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Package Content */
.package-content {
    padding: var(--spacing-xl);
    flex: 1;
}

.package-name {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--wolf-midnight);
    margin-bottom: var(--spacing-md);
}

.package-description {
    color: var(--neutral-600);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.package-price {
    margin-bottom: var(--spacing-xl);
}

.price-amount {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--wolf-midnight);
    letter-spacing: -0.02em;
}

.price-currency {
    font-size: 1.25rem;
    color: var(--neutral-500);
    font-weight: 600;
    margin-left: var(--spacing-sm);
}

.package-features {
    list-style: none;
    padding: 0;
    margin: 0;
}

.feature-item {
    display: flex;
    align-items: center;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--neutral-100);
}

.feature-item:last-child {
    border-bottom: none;
}

.feature-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    margin-right: 0.75rem;
    flex-shrink: 0;
}

.feature-text {
    color: var(--neutral-700);
    font-size: 0.9375rem;
    line-height: 1.5;
}

/* Package Footer */
.package-footer {
    padding: 0 var(--spacing-xl) var(--spacing-xl) var(--spacing-xl);
}

.package-button {
    width: 100%;
    padding: var(--spacing-md);
    border: none;
    border-radius: var(--radius-md);
    color: white;
    font-size: 1.125rem;
    font-weight: 700;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.package-button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.package-button:hover::before {
    width: 300px;
    height: 300px;
}

.package-button:active {
    transform: scale(0.98);
}

/* Featured Package */
.package-card.featured {
    position: relative;
    transform: scale(1.05);
    z-index: 5;
}

.package-card.featured::after {
    content: '⭐ MOST POPULAR';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--wolf-gold);
    color: var(--wolf-midnight);
    padding: 0.5rem 1.5rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    box-shadow: 0 4px 12px rgba(251, 191, 36, 0.4);
}

.package-card.featured:hover {
    transform: scale(1.05) translateY(-8px);
}

/* ============================================
   4. Wolf Shield Notice
   ============================================ */

.wolf-shield-notice {
    background: linear-gradient(135deg, #fef3c7, #fed7aa);
    border-left: 4px solid var(--wolf-amber);
    padding: var(--spacing-lg) var(--spacing-xl);
    border-radius: var(--radius-md);
    text-align: center;
    font-size: 0.9375rem;
    color: var(--neutral-800);
}

.wolf-shield-notice strong {
    color: var(--wolf-midnight);
    font-weight: 700;
}

/* ============================================
   5. Responsive Design
   ============================================ */

@media (max-width: 768px) {
    .type-cards,
    .packages-grid {
        grid-template-columns: 1fr;
    }
    
    .package-card.featured {
        transform: scale(1);
    }
    
    .package-card.featured:hover {
        transform: translateY(-8px);
    }
    
    .price-amount {
        font-size: 2.5rem;
    }
    
    .selector-title,
    .section-title {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .wolf-type-selector,
    .packages-section {
        padding: var(--spacing-md);
    }
    
    .type-card,
    .package-card {
        padding: var(--spacing-md);
    }
    
    .package-content {
        padding: var(--spacing-md);
    }
}

/* ============================================
   6. Animations
   ============================================ */

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

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.8;
    }
}

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* Loading States */
.package-card.loading {
    pointer-events: none;
    opacity: 0.6;
}

.package-card.loading .package-button {
    background: linear-gradient(
        90deg,
        var(--neutral-300) 0%,
        var(--neutral-200) 50%,
        var(--neutral-300) 100%
    );
    background-size: 1000px 100%;
    animation: shimmer 2s infinite;
}

/* Success State */
.package-card.selected {
    border-color: #10b981;
}

.package-card.selected::before {
    content: '✓';
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 40px;
    height: 40px;
    background: #10b981;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    z-index: 10;
    animation: fadeInUp 0.3s ease-out;
}

/* ============================================
   7. Utility Classes
   ============================================ */

.text-production {
    color: var(--production-primary);
}

.text-performance {
    color: var(--performance-primary);
}

.bg-production {
    background: var(--production-gradient);
}

.bg-performance {
    background: var(--performance-gradient);
}

.border-production {
    border-color: var(--production-primary);
}

.border-performance {
    border-color: var(--performance-primary);
}

/* Type-based root styling */
[data-musician-type="production"] {
    --active-primary: var(--production-primary);
    --active-gradient: var(--production-gradient);
}

[data-musician-type="performance"] {
    --active-primary: var(--performance-primary);
    --active-gradient: var(--performance-gradient);
}