/* Variables */
:root {
    --primary-red: #DC2626;
    --primary-red-dark: #B91C1C;
    --primary-red-light: #FEE2E2;
    --black: #111827;
    --black-light: #1F2937;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-600: #4B5563;
    --gray-800: #1F2937;
    --white: #FFFFFF;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* Page Banner */
.page-banner {
    background: linear-gradient(135deg, var(--black) 0%, var(--black-light) 100%);
    padding: 60px 0;
    position: relative;
    overflow: hidden;
}

.page-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="fingerprint" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="%23ffffff10"/></pattern></defs><rect fill="url(%23fingerprint)" width="100" height="100"/></svg>');
    opacity: 0.3;
}

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

.banner-title {
    color: var(--white);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.banner-subtitle {
    color: var(--gray-200);
    font-size: 1.25rem;
    font-weight: 300;
}

/* Icon Navigation */
.icon-navigation {
    background: var(--white);
    padding: 40px 0;
}

.icon-navigation.alt-section {
    background: var(--gray-100);
}

.nav-icons-wrapper {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.nav-icon-item {
    text-align: center;
}

.nav-icon-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: var(--black);
    transition: all 0.3s ease;
    padding: 20px 30px;
    border-radius: 12px;
    background: var(--white);
    border: 2px solid var(--gray-200);
    box-shadow: var(--shadow-sm);
}

.nav-icon-link:hover {
    border-color: var(--primary-red);
}

.nav-icon-link:hover {
    background: var(--primary-red);
    transform: translateY(-5px) scale(1.05);
    box-shadow: var(--shadow-xl);
}

.nav-icon {
    width: 80px;
    height: 80px;
    background: var(--black);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 15px;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
}

.nav-icon i {
    color: var(--primary-red);
    font-size: 2.5rem;
}

.nav-icon-link:hover .nav-icon {
    background: var(--white);
    box-shadow: var(--shadow-lg);
    transform: rotate(360deg);
}

.nav-icon-link:hover .nav-icon i {
    color: var(--primary-red);
}

.nav-icon-link span {
    font-size: 1rem;
    font-weight: 700;
    color: var(--black);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.nav-icon-link:hover span {
    color: var(--white);
}

/* Content Sections */
.content-section {
    padding: 80px 0;
}

.alt-section {
    background: var(--gray-100);
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
    position: relative;
}

.section-title {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--black);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 20px;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--primary-red);
}

/* Info Cards */
.info-card {
    background: var(--white);
    padding: 40px;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    height: 100%;
    border-top: 4px solid var(--primary-red);
    transition: all 0.3s ease;
}

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

.info-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 20px;
}

.info-card p {
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: 25px;
}

/* Test Info Subsections */
.test-info-subsection {
    margin-bottom: 60px;
}

.back-to-top {
    text-align: right;
    margin-bottom: 15px;
}

.back-to-top a {
    display: inline-block;
    color: var(--primary-red);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.back-to-top a:hover {
    color: var(--primary-red-dark);
    transform: translateY(-2px);
}

/* Test Overview */
.test-overview-content {
    margin-top: 30px;
}

.overview-item {
    display: flex;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid var(--gray-200);
    transition: all 0.3s ease;
}

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

.overview-item:hover {
    background: var(--primary-red-light);
}

.overview-label {
    font-weight: 700;
    color: var(--black);
    min-width: 250px;
    font-size: 1rem;
}

.overview-value {
    color: var(--gray-600);
    font-size: 1rem;
    font-weight: 500;
}

/* Test Description */
.test-description-content {
    margin-top: 30px;
}

/* Demo Packet */
.demo-packet-list {
    list-style: none;
    padding: 0;
    margin: 25px 0;
}

.demo-packet-list li {
    padding: 12px 0;
    color: var(--gray-600);
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--gray-200);
}

.demo-packet-list li i {
    color: var(--primary-red);
    margin-right: 15px;
    font-size: 1.25rem;
}

.download-demo-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--black);
    color: var(--white);
    padding: 15px 30px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

/* Testing Process */
.testing-process-content {
    max-width: 900px;
    margin: 40px auto 0;
}

.process-step {
    display: flex;
    gap: 30px;
    margin-bottom: 50px;
    align-items: flex-start;
}

.step-number {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-red-dark) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 2.5rem;
    font-weight: 700;
    box-shadow: var(--shadow-lg);
}

.step-content {
    flex: 1;
    background: var(--white);
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    border-left: 5px solid var(--primary-red);
    transition: all 0.3s ease;
}

.step-content:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-lg);
}

.step-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--black);
    margin: 0 0 15px 0;
    line-height: 1.5;
}

.step-content p {
    color: var(--gray-600);
    line-height: 1.8;
    margin: 0;
}

.step-content p + p {
    margin-top: 20px;
}

/* Pricing Subsection */
.pricing-subsection {
    margin-bottom: 60px;
}

.subsection-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 3px solid var(--primary-red);
}

/* Pricing Options - Stacked Layout */
.pricing-options-grid {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.pricing-option-card {
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: all 0.3s ease;
    border: 2px solid var(--gray-200);
}

.pricing-option-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-red);
}

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

.pricing-badge {
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-red-dark) 100%);
    color: var(--white);
    padding: 8px 20px;
    text-align: center;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.875rem;
    letter-spacing: 1px;
}

.pricing-header {
    background: linear-gradient(135deg, var(--black) 0%, var(--black-light) 100%);
    padding: 20px 25px;
    text-align: center;
}

.pricing-header h4 {
    color: var(--white);
    font-size: 1.125rem;
    font-weight: 700;
    margin: 0;
    line-height: 1.6;
}

.pricing-body {
    padding: 30px 25px;
    flex: 1;
}

.pricing-body p {
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 20px;
}

.how-it-works {
    background: var(--primary-red-light);
    padding: 20px;
    border-radius: 8px;
    border-left: 4px solid var(--primary-red);
    margin-top: 20px;
}

.how-it-works h5 {
    color: var(--black);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.how-it-works p {
    color: var(--gray-800);
    line-height: 1.6;
    margin: 0;
    font-size: 0.9375rem;
}

.pricing-footer {
    padding: 25px;
    border-top: 1px solid var(--gray-200);
}

/* Payment Options */
.payment-options-list {
    display: grid;
    gap: 20px;
    margin: 30px 0;
}

.payment-option {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: var(--gray-100);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.payment-option:hover {
    background: var(--primary-red-light);
    transform: translateX(5px);
}

.payment-option i {
    color: var(--primary-red);
    font-size: 1.5rem;
    width: 30px;
}

.payment-option span {
    font-weight: 600;
    color: var(--black);
}

.download-link {
    display: inline-block;
    color: var(--primary-red);
    text-decoration: none;
    font-weight: 700;
    font-size: 0.875rem;
    margin-left: auto;
    transition: all 0.3s ease;
}

.download-link:hover {
    color: var(--primary-red-dark);
    text-decoration: underline;
}

.wire-transfer-note {
    background: var(--primary-red-light);
    padding: 25px;
    border-radius: 8px;
    border-left: 4px solid var(--primary-red);
    margin-top: 25px;
}

.wire-transfer-note p {
    color: var(--gray-800);
    line-height: 1.7;
    margin: 0;
}

/* Shipping Options */
.shipping-options-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin: 30px 0;
}

.shipping-option {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px;
    background: var(--gray-100);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.shipping-option:hover {
    background: var(--primary-red-light);
    transform: translateX(5px);
}

.shipping-region {
    font-weight: 700;
    color: var(--black);
    font-size: 1.125rem;
}

.shipping-price {
    color: var(--primary-red);
    font-weight: 700;
    font-size: 1.25rem;
}

.shipping-note-text {
    color: var(--gray-600);
    font-style: italic;
    margin-bottom: 15px;
}

.shipping-tip {
    background: var(--primary-red-light);
    padding: 15px 20px;
    border-radius: 8px;
    color: var(--gray-800);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 12px;
}

.shipping-tip i {
    color: var(--primary-red);
    font-size: 1.25rem;
}

/* Test Cycle Banner Variants */
.test-cycle-banner {
    background: var(--white);
    color: var(--black);
    padding: 40px;
    border-radius: 12px;
    margin-bottom: 30px;
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
    border: 2px solid var(--gray-200);
}

.test-cycle-banner.light-banner {
    background: var(--primary-red-light);
    border-color: var(--primary-red);
}

.test-banner-content {
    text-align: center;
}

.test-cycle-banner .test-cycle-title {
    font-size: 1.75rem;
    margin-bottom: 25px;
}

.test-cycle-banner .test-details-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin: 25px 0;
}

.test-cycle-banner .test-detail-item {
    background: rgba(0, 0, 0, 0.05);
    padding: 18px;
}

.test-cycle-banner .test-detail-label {
    font-size: 0.8125rem;
    margin-bottom: 6px;
}

.test-cycle-banner .test-detail-value {
    font-size: 1.125rem;
}

.test-cycle-actions {
    text-align: center;
    margin-top: 30px;
}

.buy-now-btn {
    display: inline-block;
    background: var(--black);
    color: var(--white);
    padding: 18px 40px;
    font-size: 1.125rem;
    font-weight: 700;
    border-radius: 8px;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--black);
}

.buy-now-btn:hover {
    background: transparent;
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

/* Responsive Design */
@media (max-width: 992px) {
    .banner-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .test-details-grid,
    .test-cycle-banner .test-details-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .page-banner {
        padding: 40px 0;
    }
    
    .banner-title {
        font-size: 1.75rem;
    }
    
    .banner-subtitle {
        font-size: 1rem;
    }
    
    .nav-icons-wrapper {
        gap: 15px;
    }
    
    .nav-icon-link {
        padding: 15px 20px;
    }
    
    .nav-icon {
        width: 60px;
        height: 60px;
    }
    
    .nav-icon i {
        font-size: 2rem;
    }
    
    .nav-icon-link span {
        font-size: 0.875rem;
    }
    
    .content-section {
        padding: 50px 0;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .info-card,
    .portal-access {
        padding: 25px;
    }
    
    .test-details-grid,
    .test-cycle-banner .test-details-grid {
        grid-template-columns: 1fr;
    }
    
    .portal-buttons {
        flex-direction: column;
    }
}

@media (max-width: 576px) {
    .banner-title {
        font-size: 1.5rem;
        letter-spacing: 1px;
    }
    
    .test-cycle-title {
        font-size: 1.5rem;
    }
    
    .process-step {
        flex-direction: column;
        gap: 20px;
    }
    
    .step-number {
        width: 60px;
        height: 60px;
        font-size: 2rem;
    }
}