* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #2c3e50;
    background: #3D5A80;
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    background: white;
    border-radius: 30px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.2);
    overflow: hidden;
}

/* Header */
.header {
    background: #3D5A80;
    color: white;
    padding: 40px;
    text-align: center;
}

.header-logo {
    max-width: 300px;
    height: auto;
    margin-bottom: 20px;
}

.header h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
    font-weight: 700;
    display: none;
}

.tagline {
    font-size: 1.2em;
    opacity: 0.95;
    margin-bottom: 20px;
}

.key-stat {
    display: inline-block;
    margin: 0 20px;
    padding: 10px 20px;
    background: rgba(255,255,255,0.2);
    border-radius: 30px;
    font-size: 0.9em;
}

/* Tab Navigation */
.tab-nav {
    display: flex;
    background: #f8f9fa;
    border-bottom: 2px solid #e9ecef;
    overflow-x: auto;
}

.tab-button {
    flex: 1;
    padding: 20px;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1em;
    font-weight: 600;
    color: #6c757d;
    transition: all 0.3s;
    white-space: nowrap;
    position: relative;
}

.tab-button:hover {
    background: white;
    color: #3D5A80;
}

.tab-button.active {
    color: #3D5A80;
    background: white;
}

.tab-button.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(135deg, #3D5A80 0%, #FF6B6B 100%);
}

/* Tab Content */
.tab-content {
    padding: 40px;
    min-height: 500px;
}

.tab-pane {
    display: none;
    animation: fadeIn 0.5s;
}

.tab-pane.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Pricing Cards */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.pricing-card {
    background: #f8f9fa;
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s;
    border: 2px solid transparent;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    border-color: #3D5A80;
}

.pricing-card h3 {
    font-size: 1.5em;
    color: #3D5A80;
    margin-bottom: 10px;
}

.price {
    font-size: 2em;
    font-weight: 700;
    color: #2c3e50;
    margin: 20px 0;
}

.attendees {
    color: #6c757d;
    font-size: 0.9em;
    margin-bottom: 20px;
}

/* Module Grid */
.module-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.module-card {
    background: white;
    border: 2px solid #e9ecef;
    padding: 20px;
    border-radius: 10px;
    text-align: center;
    transition: all 0.3s;
}

.module-card.included {
    background: #e8f4f8;
    border-color: #4ECDC4;
}

.module-card.extra {
    background: #fff3cd;
    border-color: #FF6B6B;
}

.module-icon {
    font-size: 2em;
    margin-bottom: 10px;
}

.module-title {
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 5px;
}

.module-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 15px;
    font-size: 0.75em;
    font-weight: 600;
    margin-top: 10px;
}

.badge-included {
    background: #4ECDC4;
    color: white;
}

.badge-extra {
    background: #FF6B6B;
    color: white;
}

/* Channel Pills */
.channel-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 20px;
}

.channel-pill {
    padding: 10px 20px;
    background: linear-gradient(135deg, #3D5A80 0%, #4ECDC4 100%);
    color: white;
    border-radius: 25px;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.channel-pill.extra {
    background: #FF6B6B;
}

/* ROI Section */
.roi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.roi-card {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 30px;
    border-radius: 15px;
}

.roi-card h3 {
    color: #3D5A80;
    margin-bottom: 15px;
    font-size: 1.3em;
}

.roi-item {
    padding: 10px 0;
    border-bottom: 1px solid #dee2e6;
}

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

/* Partner Section */
.partner-category {
    margin-bottom: 30px;
}

.partner-category h3 {
    color: #3D5A80;
    margin-bottom: 15px;
}

.partner-logos {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.partner-chip {
    padding: 12px 24px;
    background: #f8f9fa;
    border-radius: 8px;
    border: 1px solid #dee2e6;
    font-weight: 500;
    transition: all 0.3s;
}

.partner-chip:hover {
    background: #3D5A80;
    color: white;
    transform: translateY(-2px);
}

/* Info Box */
.info-box {
    background: linear-gradient(135deg, #e8f4f8 0%, #d4e8f0 100%);
    border-left: 4px solid #3D5A80;
    padding: 20px;
    border-radius: 8px;
    margin: 20px 0;
}

.info-box h4 {
    color: #3D5A80;
    margin-bottom: 10px;
}

/* Feature List */
.feature-list {
    list-style: none;
    padding: 0;
    margin-top: 20px;
}

.feature-list li {
    padding: 15px 0;
    border-bottom: 1px solid #e9ecef;
    display: flex;
    align-items: center;
    gap: 15px;
}

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

.feature-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #3D5A80 0%, #FF6B6B 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
}

/* Value Props */
.value-props {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin: 30px 0;
}

.value-card {
    text-align: center;
    padding: 20px;
}

.value-number {
    font-size: 3em;
    font-weight: 700;
    color: #3D5A80;
    margin-bottom: 10px;
}

.value-text {
    color: #6c757d;
    font-size: 0.9em;
}

/* CTA Section */
.cta-section {
    background: #3D5A80;
    color: white;
    padding: 40px;
    border-radius: 15px;
    text-align: center;
    margin-top: 40px;
}

.cta-section h2 {
    margin-bottom: 20px;
}

.cta-button {
    display: inline-block;
    padding: 15px 40px;
    background: white;
    color: #3D5A80;
    text-decoration: none;
    border-radius: 30px;
    font-weight: 600;
    transition: all 0.3s;
}

.cta-button:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

/* Responsive Design */
@media (max-width: 768px) {
    .header h1 {
        font-size: 2em;
    }
    
    .key-stat {
        display: block;
        margin: 5px auto;
        max-width: 300px;
    }
    
    .tab-button {
        padding: 15px 10px;
        font-size: 0.9em;
    }
    
    .pricing-grid,
    .module-grid,
    .roi-grid,
    .value-props {
        grid-template-columns: 1fr;
    }
    
    .tab-content {
        padding: 20px;
    }
}

@media (max-width: 480px) {
    body {
        padding: 10px;
    }
    
    .header {
        padding: 20px;
    }
    
    .header h1 {
        font-size: 1.5em;
    }
    
    .tagline {
        font-size: 1em;
    }
}