/* ===================================
   NEURAL ARC ACQUISITION PROPOSAL
   Enhanced Black & White Bento Design
   =================================== */

/* CSS Variables */
:root {
    /* Colors */
    --color-black: #000000;
    --color-white: #ffffff;
    --color-gray-50: #fafafa;
    --color-gray-100: #f5f5f5;
    --color-gray-200: #e5e5e5;
    --color-gray-300: #d4d4d4;
    --color-gray-400: #a3a3a3;
    --color-gray-500: #737373;
    --color-gray-600: #525252;
    --color-gray-700: #404040;
    --color-gray-800: #262626;
    --color-gray-900: #171717;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
}

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-gray-900);
    background-color: var(--color-gray-50);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, var(--color-black) 0%, var(--color-gray-800) 100%);
    color: var(--color-white);
    padding: var(--spacing-3xl) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(255,255,255,0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
}

.logo-section {
    margin-bottom: var(--spacing-xl);
}

.company-logo {
    height: 80px;
    width: auto;
    filter: brightness(0) invert(1);
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: var(--spacing-md);
    line-height: 1.1;
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    font-weight: 400;
    opacity: 0.9;
    letter-spacing: 0.02em;
}

/* Main Content */
.main-content {
    padding: var(--spacing-3xl) 0;
}

/* Section Headers */
.section-header {
    margin-bottom: var(--spacing-xl);
}

.section-header h2 {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--color-black);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.section-header h2 i {
    width: 36px;
    height: 36px;
    stroke-width: 2;
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    font-weight: 400;
}

/* Bento Grid */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.bento-card {
    background: var(--color-white);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    transition: all var(--transition-base);
    opacity: 0;
    transform: translateY(20px);
}

.bento-card.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.bento-card:hover {
    border-color: var(--color-black);
    box-shadow: var(--shadow-xl);
    transform: translateY(-4px);
}

.bento-card.span-4 { grid-column: span 4; }
.bento-card.span-6 { grid-column: span 6; }
.bento-card.span-8 { grid-column: span 8; }
.bento-card.span-12 { grid-column: span 12; }

.bento-card h3 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-black);
    margin-bottom: var(--spacing-lg);
    line-height: 1.3;
}

.bento-card p {
    color: var(--color-gray-700);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.bento-card p:last-child {
    margin-bottom: 0;
}

/* Highlight Box */
.highlight-box {
    display: flex;
    gap: var(--spacing-lg);
    background: var(--color-gray-50);
    border: 2px solid var(--color-black);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    margin: var(--spacing-xl) 0;
}

.highlight-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: var(--color-black);
    color: var(--color-white);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.highlight-icon i {
    width: 28px;
    height: 28px;
}

.highlight-content h4 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-black);
    margin-bottom: var(--spacing-sm);
}

.highlight-content p {
    margin: 0;
}

/* Capability List */
.capability-list {
    margin-bottom: var(--spacing-xl);
}

.capability-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--color-gray-50);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-sm);
    transition: all var(--transition-base);
}

.capability-item:hover {
    background: var(--color-gray-100);
    transform: translateX(4px);
}

.capability-item i {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    margin-top: 2px;
}

.capability-item h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-black);
    margin: 0 0 2px 0;
}

.capability-item p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    margin: 0;
}

/* Market Stats */
.market-stats {
    background: var(--color-black);
    color: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
}

.market-stats h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-md) 0;
}

.stat-item:not(:last-child) {
    border-bottom: 1px solid rgba(255,255,255,0.2);
    margin-bottom: var(--spacing-md);
}

.stat-value {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    display: block;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: var(--font-size-sm);
    opacity: 0.9;
}

/* Valuation Card */
.valuation-card {
    background: linear-gradient(135deg, var(--color-gray-50) 0%, var(--color-white) 100%);
    border: 3px solid var(--color-black);
}

.valuation-hero {
    text-align: center;
    padding: var(--spacing-xl) 0;
    border-bottom: 2px solid var(--color-gray-200);
    margin-bottom: var(--spacing-xl);
}

.valuation-amount {
    font-size: var(--font-size-6xl);
    font-weight: 900;
    color: var(--color-black);
    letter-spacing: -0.03em;
    margin-bottom: var(--spacing-sm);
}

.valuation-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    font-weight: 500;
}

.valuation-basis h4 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-black);
    margin-bottom: var(--spacing-lg);
}

.basis-grid {
    display: grid;
    gap: var(--spacing-sm);
}

.basis-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.basis-item:hover {
    border-color: var(--color-black);
    box-shadow: var(--shadow-md);
}

.basis-item i {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.basis-item span {
    font-size: var(--font-size-sm);
    color: var(--color-gray-700);
    font-weight: 500;
}

/* Payment Structure */
.payment-structure {
    display: grid;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.payment-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-xl);
    background: var(--color-gray-50);
    border-radius: var(--radius-xl);
    border: 2px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

.payment-card:hover {
    border-color: var(--color-black);
    box-shadow: var(--shadow-lg);
}

.payment-card.upfront {
    background: linear-gradient(135deg, var(--color-gray-50) 0%, var(--color-white) 100%);
}

.payment-card.earnout {
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-gray-50) 100%);
}

.payment-icon {
    width: 64px;
    height: 64px;
    background: var(--color-black);
    color: var(--color-white);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.payment-icon i {
    width: 32px;
    height: 32px;
}

.payment-details h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-xs);
}

.payment-amount {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    color: var(--color-black);
    margin-bottom: var(--spacing-xs);
}

.payment-details p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    margin: 0;
}

/* Assets Included */
.assets-included {
    background: var(--color-gray-50);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
}

.assets-included h4 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-black);
    margin-bottom: var(--spacing-md);
}

.asset-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.asset-tag {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-white);
    border: 2px solid var(--color-gray-300);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-gray-700);
    transition: all var(--transition-base);
}

.asset-tag:hover {
    border-color: var(--color-black);
    transform: translateY(-2px);
}

.asset-tag i {
    width: 16px;
    height: 16px;
}

/* Company Badge */
.company-badge {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--color-gray-200);
}

.company-badge h3 {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--color-black);
    margin: 0;
}

.badge {
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-gray-600);
    background: var(--color-gray-100);
    padding: 6px 12px;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-gray-300);
}

/* Growth Timeline */
.growth-timeline {
    margin-bottom: var(--spacing-lg);
}

.timeline-point {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.timeline-marker {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    flex-shrink: 0;
    margin-top: 8px;
    position: relative;
}

.timeline-marker::after {
    content: '';
    position: absolute;
    top: 12px;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 40px;
    background: var(--color-gray-300);
}

.timeline-point:last-child .timeline-marker::after {
    display: none;
}

.timeline-marker.start {
    background: var(--color-gray-400);
}

.timeline-marker.mid {
    background: var(--color-gray-600);
}

.timeline-marker.end {
    background: var(--color-black);
}

.timeline-content {
    flex: 1;
    background: var(--color-gray-50);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.timeline-date {
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.timeline-metric {
    font-size: var(--font-size-base);
    font-weight: 700;
    color: var(--color-black);
}

.timeline-status {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

/* Insight Box */
.insight-box {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--color-white);
    border: 2px solid var(--color-black);
    border-radius: var(--radius-lg);
}

.insight-box i {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    margin-top: 2px;
}

.insight-box p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-700);
    font-weight: 500;
    margin: 0;
    line-height: 1.6;
}

/* Market Validation Banner */
.market-validation-banner {
    display: flex;
    gap: var(--spacing-lg);
    padding: var(--spacing-xl);
    background: var(--color-black);
    color: var(--color-white);
    border-radius: var(--radius-2xl);
    margin-bottom: var(--spacing-2xl);
}

.market-validation-banner i {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
}

.market-validation-banner h4 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.market-validation-banner p {
    font-size: var(--font-size-base);
    line-height: 1.7;
    opacity: 0.95;
    margin: 0;
}

/* Terms Grid */
.terms-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.term-category {
    background: var(--color-white);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    opacity: 0;
    transform: translateY(20px);
    transition: all var(--transition-base);
}

.term-category.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.term-category:hover {
    border-color: var(--color-black);
    box-shadow: var(--shadow-lg);
}

.category-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--color-gray-200);
}

.category-header i {
    width: 32px;
    height: 32px;
    stroke-width: 2;
}

.category-header h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-black);
    margin: 0;
}

.term-cards {
    display: grid;
    gap: var(--spacing-md);
}

.term-card {
    padding: var(--spacing-lg);
    background: var(--color-gray-50);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

.term-card:hover {
    background: var(--color-white);
    border-color: var(--color-gray-400);
}

.term-card.highlight {
    background: var(--color-black);
    color: var(--color-white);
    border-color: var(--color-black);
}

.term-card.highlight .term-label {
    color: var(--color-gray-300);
}

.term-card.highlight .term-value {
    color: var(--color-white);
}

.term-card.highlight .term-note {
    color: var(--color-gray-300);
}

.term-label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-gray-600);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-xs);
}

.term-value {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-black);
    line-height: 1.5;
}

.term-value.large {
    font-size: var(--font-size-3xl);
    font-weight: 800;
}

.term-note {
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
    margin-top: var(--spacing-xs);
}

/* Projection Timeline */
.projection-timeline {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    overflow-x: auto;
    padding: var(--spacing-lg);
    background: var(--color-gray-50);
    border-radius: var(--radius-xl);
}

.projection-stage {
    flex: 1;
    min-width: 180px;
    text-align: center;
}

.stage-marker {
    font-size: var(--font-size-xs);
    font-weight: 700;
    color: var(--color-gray-600);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-sm);
}

.projection-stage.highlight .stage-marker {
    color: var(--color-black);
}

.stage-content {
    padding: var(--spacing-lg);
    background: var(--color-white);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.projection-stage.highlight .stage-content {
    background: var(--color-black);
    color: var(--color-white);
    border-color: var(--color-black);
}

.stage-content:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.stage-content h4 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.projection-stage.highlight .stage-content h4 {
    color: var(--color-white);
}

.stage-content p {
    font-size: var(--font-size-sm);
    margin: 0;
}

.projection-stage.highlight .stage-content p {
    color: var(--color-gray-300);
}

.projection-arrow {
    flex-shrink: 0;
    color: var(--color-gray-400);
}

.projection-arrow i {
    width: 24px;
    height: 24px;
}

/* Revenue Model */
.revenue-model {
    background: var(--color-white);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
}

.revenue-model h4 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-black);
    margin-bottom: var(--spacing-lg);
}

.revenue-streams {
    display: grid;
    gap: var(--spacing-lg);
}

.stream-card {
    padding: var(--spacing-lg);
    background: var(--color-gray-50);
    border-radius: var(--radius-lg);
}

.stream-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.stream-header i {
    width: 24px;
    height: 24px;
}

.stream-header h5 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-black);
    margin: 0;
}

.stream-card p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-md);
}

.stream-bar {
    height: 12px;
    background: var(--color-gray-200);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.stream-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-black) 0%, var(--color-gray-600) 100%);
    transition: width var(--transition-slow);
}

/* Break-Even Box */
.breakeven-box {
    background: var(--color-black);
    color: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
}

.breakeven-timeline {
    text-align: center;
    padding: var(--spacing-xl) 0;
    border-bottom: 1px solid rgba(255,255,255,0.2);
    margin-bottom: var(--spacing-lg);
}

.breakeven-value {
    font-size: var(--font-size-5xl);
    font-weight: 900;
    margin-bottom: var(--spacing-xs);
}

.breakeven-label {
    font-size: var(--font-size-base);
    opacity: 0.9;
}

.cost-breakdown {
    margin-bottom: var(--spacing-lg);
}

.cost-breakdown h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.cost-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background: rgba(255,255,255,0.1);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
}

.cost-value {
    font-size: var(--font-size-xl);
    font-weight: 700;
}

.cost-detail {
    padding: var(--spacing-sm);
    opacity: 0.8;
}

.cost-detail small {
    font-size: var(--font-size-xs);
}

.revenue-target h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.target-value {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.target-note {
    font-size: var(--font-size-sm);
    text-align: center;
    opacity: 0.8;
    margin: 0;
}

/* Value Grid */
.value-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.value-card {
    background: var(--color-white);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    text-align: center;
    transition: all var(--transition-base);
    opacity: 0;
    transform: translateY(20px);
}

.value-card.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.value-card:hover {
    border-color: var(--color-black);
    box-shadow: var(--shadow-xl);
    transform: translateY(-8px);
}

.value-icon {
    width: 64px;
    height: 64px;
    background: var(--color-black);
    color: var(--color-white);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
}

.value-icon i {
    width: 32px;
    height: 32px;
}

.value-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-black);
    margin-bottom: var(--spacing-md);
}

.value-card p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    line-height: 1.7;
    margin: 0;
}

/* Strategic Grid */
.strategic-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.strategic-card {
    background: var(--color-white);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    position: relative;
    transition: all var(--transition-base);
    opacity: 0;
    transform: translateY(20px);
}

.strategic-card.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.strategic-card:hover {
    border-color: var(--color-black);
    box-shadow: var(--shadow-xl);
    transform: translateY(-4px);
}

.strategic-number {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    font-size: var(--font-size-4xl);
    font-weight: 900;
    color: var(--color-gray-100);
    line-height: 1;
}

.strategic-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-black);
    margin-bottom: var(--spacing-md);
    padding-right: 60px;
}

.strategic-card p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-700);
    line-height: 1.7;
    margin: 0;
}

/* Contact Section */
.contact-section {
    margin-bottom: var(--spacing-2xl);
}

.contact-card {
    display: flex;
    gap: var(--spacing-xl);
    padding: var(--spacing-2xl);
    background: linear-gradient(135deg, var(--color-black) 0%, var(--color-gray-800) 100%);
    color: var(--color-white);
    border-radius: var(--radius-2xl);
    align-items: center;
}

.contact-icon {
    width: 80px;
    height: 80px;
    background: var(--color-white);
    color: var(--color-black);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon i {
    width: 40px;
    height: 40px;
}

.contact-content h3 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.contact-content p {
    font-size: var(--font-size-base);
    opacity: 0.95;
    margin-bottom: var(--spacing-lg);
}

.contact-details {
    display: flex;
    gap: var(--spacing-xl);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
}

.contact-item i {
    width: 20px;
    height: 20px;
}

/* Confidentiality Notice */
.confidentiality-notice {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-xl);
    background: var(--color-gray-100);
    border: 2px solid var(--color-gray-300);
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-2xl);
}

.confidentiality-notice i {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    margin-top: 2px;
}

.confidentiality-notice p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-700);
    line-height: 1.7;
    margin: 0;
}

/* Footer */
.site-footer {
    background: var(--color-black);
    color: var(--color-white);
    padding: var(--spacing-xl) 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-left p,
.footer-right p {
    margin: 0;
    font-size: var(--font-size-sm);
    opacity: 0.9;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .value-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 1024px) {
    .bento-card.span-8,
    .bento-card.span-6,
    .bento-card.span-4 {
        grid-column: span 12;
    }
    
    .terms-grid {
        grid-template-columns: 1fr;
    }
    
    .strategic-grid {
        grid-template-columns: 1fr;
    }
    
    .projection-timeline {
        flex-direction: column;
    }
    
    .projection-arrow {
        transform: rotate(90deg);
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-xl: 2rem;
        --spacing-2xl: 3rem;
        --spacing-3xl: 4rem;
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .company-logo {
        height: 60px;
    }
    
    .value-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-card {
        flex-direction: column;
        text-align: center;
    }
    
    .contact-details {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .footer-content {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .bento-card,
    .term-category {
        padding: var(--spacing-lg);
    }
    
    .valuation-amount {
        font-size: var(--font-size-4xl);
    }
    
    .payment-card {
        flex-direction: column;
        text-align: center;
    }
    
    .company-badge {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }
}

/* Print Styles */
@media print {
    @page {
        margin: 0.5in;
        @top-center {
            content: "Neural Arc Inc - Strategic Acquisition Proposal";
        }
        @bottom-center {
            content: "Created by Helium AI";
        }
    }
    
    body {
        background: white;
        color: black;
    }
    
    .hero-section {
        background: black;
        color: white;
        print-color-adjust: exact;
        -webkit-print-color-adjust: exact;
    }
    
    .bento-card,
    .term-category,
    .value-card,
    .strategic-card {
        page-break-inside: avoid;
        border: 1px solid #000;
    }
    
    .site-footer {
        background: black;
        color: white;
        print-color-adjust: exact;
        -webkit-print-color-adjust: exact;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

*:focus {
    outline: 2px solid var(--color-black);
    outline-offset: 2px;
}

*:focus:not(:focus-visible) {
    outline: none;
}

*:focus-visible {
    outline: 2px solid var(--color-black);
    outline-offset: 2px;
}