/* Russian Travel Card - Official Government Presentation Styles */

/* CSS Variables for Russian Government Colors */
:root {
    --primary-red: #C41E3A;
    --secondary-blue: #0033A0;
    --white: #FFFFFF;
    --gold: #FFD700;
    --dark-gray: #2C2C2C;
    --light-gray: #F5F5F5;
    --medium-gray: #666666;
    --success-green: #28A745;
    --warning-orange: #FD7E14;
    
    --gradient-primary: linear-gradient(135deg, var(--primary-red) 0%, #D32F2F 100%);
    --gradient-secondary: linear-gradient(135deg, var(--secondary-blue) 0%, #1976D2 100%);
    --gradient-gold: linear-gradient(135deg, var(--gold) 0%, #FFC107 100%);
    
    --shadow-small: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-medium: 0 4px 12px rgba(0,0,0,0.15);
    --shadow-large: 0 8px 32px rgba(0,0,0,0.2);
    
    --border-radius: 8px;
    --border-radius-large: 16px;
    
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--dark-gray);
    background-color: var(--white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 2px solid var(--primary-red);
    box-shadow: var(--shadow-medium);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    color: var(--dark-gray);
}

.flag-icon {
    width: 32px;
    height: 20px;
    object-fit: cover;
    border-radius: 4px;
    box-shadow: var(--shadow-small);
}

.brand-text {
    font-size: 18px;
    font-weight: 700;
}

.nav-menu {
    display: flex;
    gap: 32px;
}

.nav-link {
    text-decoration: none;
    color: var(--dark-gray);
    font-weight: 500;
    padding: 8px 16px;
    border-radius: var(--border-radius);
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover {
    background: var(--gradient-primary);
    color: var(--white);
    transform: translateY(-1px);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding-top: 70px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23e0e0e0" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>') repeat;
    opacity: 0.3;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    z-index: 2;
    position: relative;
}

.hero-text {
    animation: slideInLeft 1s ease-out;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--dark-gray);
    margin-bottom: 16px;
    line-height: 1.1;
}

.subtitle {
    display: block;
    font-size: 1.8rem;
    font-weight: 400;
    color: var(--primary-red);
    margin-top: 8px;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--medium-gray);
    margin-bottom: 40px;
    line-height: 1.7;
}

.hero-stats {
    display: flex;
    gap: 32px;
    margin-top: 40px;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-red);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--medium-gray);
    font-weight: 500;
}

/* Card Mockup */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: slideInRight 1s ease-out;
}

.card-mockup {
    transform: perspective(1000px) rotateX(10deg) rotateY(-10deg);
    animation: cardFloat 3s ease-in-out infinite;
}

.card-front {
    width: 340px;
    height: 214px;
    background: var(--gradient-primary);
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 20px 40px rgba(196, 30, 58, 0.3);
    position: relative;
    overflow: hidden;
    color: var(--white);
}

.card-front::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 120px;
    height: 120px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transform: translate(30px, -30px);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.card-flag {
    width: 40px;
    height: 26px;
    object-fit: cover;
    border-radius: 4px;
    box-shadow: var(--shadow-small);
}

.card-title {
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 1px;
}

.card-chip {
    width: 32px;
    height: 24px;
    background: var(--gold);
    border-radius: 4px;
    margin-bottom: 20px;
    position: relative;
}

.card-chip::after {
    content: '';
    position: absolute;
    top: 4px;
    left: 4px;
    right: 4px;
    bottom: 4px;
    border: 1px solid rgba(0,0,0,0.1);
    border-radius: 2px;
}

.card-number {
    font-family: 'Courier New', monospace;
    font-size: 18px;
    font-weight: 500;
    letter-spacing: 2px;
    margin-bottom: 20px;
}

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

.card-holder {
    font-size: 12px;
    font-weight: 500;
    text-transform: uppercase;
}

.card-validity {
    font-family: 'Courier New', monospace;
    font-size: 14px;
}

.card-logo {
    position: absolute;
    bottom: 24px;
    right: 24px;
    font-size: 24px;
    font-weight: 800;
    opacity: 0.8;
}

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

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--dark-gray);
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--medium-gray);
    max-width: 600px;
    margin: 0 auto;
}

/* Concept Section */
.concept-section {
    background: var(--light-gray);
}

.concept-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
    margin-bottom: 60px;
}

.concept-item {
    background: var(--white);
    padding: 32px;
    border-radius: var(--border-radius-large);
    text-align: center;
    box-shadow: var(--shadow-medium);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.concept-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-large);
}

.concept-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 32px;
    color: var(--white);
}

.concept-item h3 {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 12px;
}

.concept-item p {
    color: var(--medium-gray);
    line-height: 1.6;
}

/* Value Proposition */
.value-proposition {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    background: var(--white);
    padding: 40px;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-medium);
}

.value-content h3 {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 24px;
}

.value-list {
    list-style: none;
}

.value-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 16px;
    padding: 12px 0;
}

.value-list i {
    color: var(--success-green);
    font-size: 18px;
    margin-top: 2px;
    flex-shrink: 0;
}

/* Ecosystem Diagram */
.ecosystem-diagram {
    position: relative;
    width: 300px;
    height: 300px;
    margin: 0 auto;
}

.ecosystem-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
    font-size: 20px;
    box-shadow: var(--shadow-medium);
    animation: pulse 2s ease-in-out infinite;
}

.ecosystem-node {
    position: absolute;
    width: 100px;
    height: 60px;
    background: var(--white);
    border: 2px solid var(--primary-red);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 500;
    font-size: 14px;
    color: var(--primary-red);
    box-shadow: var(--shadow-small);
}

.node-1 { top: 20px; left: 50%; transform: translateX(-50%); }
.node-2 { top: 50%; right: 20px; transform: translateY(-50%); }
.node-3 { bottom: 20px; left: 50%; transform: translateX(-50%); }
.node-4 { top: 50%; left: 20px; transform: translateY(-50%); }

/* Benefits Section */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
    margin-bottom: 60px;
}

.benefit-card {
    background: var(--white);
    padding: 32px;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-medium);
    transition: transform 0.3s ease;
    position: relative;
    overflow: hidden;
}

.benefit-card:hover {
    transform: translateY(-4px);
}

.benefit-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.benefit-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 24px;
    color: var(--white);
}

.benefit-icon.economic {
    background: var(--gradient-primary);
}

.benefit-icon.digital {
    background: var(--gradient-secondary);
}

.benefit-icon.reputation {
    background: var(--gradient-gold);
    color: var(--dark-gray);
}

.benefit-card h3 {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 20px;
}

.benefit-stats {
    display: flex;
    gap: 20px;
    margin-bottom: 16px;
}

.stat {
    text-align: center;
}

.stat .number {
    display: block;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-red);
}

.stat .label {
    font-size: 0.85rem;
    color: var(--medium-gray);
}

/* Implementation Roadmap */
.implementation-roadmap {
    background: var(--white);
    padding: 40px;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-medium);
}

.implementation-roadmap h3 {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 32px;
    text-align: center;
}

.roadmap-timeline {
    display: flex;
    justify-content: space-between;
    position: relative;
}

.roadmap-timeline::before {
    content: '';
    position: absolute;
    top: 24px;
    left: 50px;
    right: 50px;
    height: 2px;
    background: var(--primary-red);
    z-index: 1;
}

.timeline-item {
    flex: 1;
    text-align: center;
    position: relative;
    z-index: 2;
}

.timeline-marker {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: 50%;
    margin: 0 auto 16px;
    position: relative;
    box-shadow: var(--shadow-medium);
}

.timeline-marker::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 16px;
    height: 16px;
    background: var(--white);
    border-radius: 50%;
}

.timeline-content h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 8px;
}

.timeline-content p {
    color: var(--medium-gray);
    margin-bottom: 8px;
}

.timeline-target {
    display: inline-block;
    background: var(--primary-red);
    color: var(--white);
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.85rem;
    font-weight: 500;
}

/* Statistics Section */
.statistics-section {
    background: var(--light-gray);
}

.stats-dashboard {
    max-width: 1000px;
    margin: 0 auto;
}

.stats-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    margin-bottom: 40px;
}

.stat-card {
    background: var(--white);
    padding: 32px;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-medium);
    display: flex;
    align-items: center;
    gap: 24px;
    position: relative;
    overflow: hidden;
}

.stat-card.primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    width: 4px;
    background: var(--primary-red);
}

.stat-card.secondary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    width: 4px;
    background: var(--secondary-blue);
}

.stat-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--white);
    flex-shrink: 0;
}

.stat-data .stat-number {
    display: block;
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--dark-gray);
    margin-bottom: 4px;
}

.stat-data .stat-label {
    font-size: 1rem;
    color: var(--medium-gray);
    margin-bottom: 8px;
}

.stat-trend {
    font-size: 0.9rem;
    font-weight: 600;
    padding: 4px 8px;
    border-radius: 12px;
}

.stat-trend.positive {
    background: rgba(40, 167, 69, 0.1);
    color: var(--success-green);
}

/* Market Analysis */
.market-analysis {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    background: var(--white);
    padding: 40px;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-medium);
}

.analysis-chart h4,
.target-segments h4 {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 24px;
}

.chart-container {
    background: var(--light-gray);
    border-radius: var(--border-radius);
    padding: 20px;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.segment-list {
    space-y: 16px;
}

.segment-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: var(--light-gray);
    border-radius: var(--border-radius);
    margin-bottom: 12px;
}

.segment-flag {
    font-size: 2rem;
    width: 40px;
    text-align: center;
}

.segment-info h5 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 4px;
}

.segment-info p {
    color: var(--medium-gray);
    margin-bottom: 4px;
}

.segment-spending {
    background: var(--primary-red);
    color: var(--white);
    padding: 2px 8px;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* Implementation Section */
.implementation-section {
    background: var(--light-gray);
}

.implementation-tabs {
    max-width: 1000px;
    margin: 0 auto;
}

.tab-buttons {
    display: flex;
    gap: 4px;
    margin-bottom: 32px;
    background: var(--white);
    padding: 8px;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-small);
}

.tab-button {
    flex: 1;
    padding: 16px 20px;
    border: none;
    background: transparent;
    color: var(--medium-gray);
    font-weight: 500;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.3s ease;
}

.tab-button.active {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: var(--shadow-small);
}

.tab-content {
    display: none;
    background: var(--white);
    padding: 40px;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-medium);
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.5s ease-in-out;
}

.phase-details {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    align-items: start;
}

.phase-info h3 {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 24px;
}

.phase-metrics {
    display: flex;
    gap: 32px;
    margin-bottom: 32px;
}

.metric {
    text-align: center;
}

.metric-label {
    display: block;
    font-size: 0.9rem;
    color: var(--medium-gray);
    margin-bottom: 4px;
}

.metric-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-red);
}

.phase-tasks h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 16px;
}

.phase-tasks ul {
    list-style: none;
}

.phase-tasks li {
    position: relative;
    padding-left: 24px;
    margin-bottom: 8px;
    color: var(--medium-gray);
}

.phase-tasks li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-red);
    font-weight: bold;
}

.expansion-cities h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 16px;
}

.cities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 12px;
}

.city-tag {
    background: var(--gradient-primary);
    color: var(--white);
    padding: 8px 12px;
    border-radius: var(--border-radius);
    text-align: center;
    font-size: 0.9rem;
    font-weight: 500;
}

.scale-features h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 16px;
}

.scale-features ul {
    list-style: none;
}

.scale-features li {
    position: relative;
    padding-left: 24px;
    margin-bottom: 8px;
    color: var(--medium-gray);
}

.scale-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-green);
    font-weight: bold;
}

.international-markets h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 16px;
}

.markets-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.market-item {
    background: var(--light-gray);
    padding: 12px 16px;
    border-radius: var(--border-radius);
    text-align: center;
    font-weight: 500;
    color: var(--dark-gray);
}

/* Moscow Map Visualization */
.moscow-map {
    position: relative;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, #e3f2fd 0%, #bbdefb 100%);
    border-radius: 50%;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
}

.map-marker {
    position: absolute;
    width: 32px;
    height: 32px;
    background: var(--white);
    border: 2px solid var(--primary-red);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
    color: var(--primary-red);
    box-shadow: var(--shadow-small);
}

.map-marker.airport {
    top: 10%;
    font-size: 10px;
}

.map-marker.metro {
    font-size: 16px;
}

.map-marker.culture {
    font-size: 16px;
}

/* Partnership Section */
.partnership-section {
    background: var(--white);
}

.partnership-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.partner-category {
    background: var(--light-gray);
    padding: 32px;
    border-radius: var(--border-radius-large);
}

.partner-category h3 {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.partner-category h3 i {
    color: var(--primary-red);
}

.partner-list {
    space-y: 16px;
}

.partner-item {
    background: var(--white);
    padding: 20px;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    gap: 16px;
    box-shadow: var(--shadow-small);
    margin-bottom: 12px;
}

.partner-logo {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.partner-info h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 4px;
}

.partner-info p {
    color: var(--medium-gray);
    font-size: 0.9rem;
}

.partnership-benefits {
    background: var(--light-gray);
    padding: 40px;
    border-radius: var(--border-radius-large);
}

.partnership-benefits h3 {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 32px;
    text-align: center;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
}

.benefit-item {
    background: var(--white);
    padding: 24px;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow-small);
}

.benefit-item i {
    font-size: 32px;
    color: var(--primary-red);
    margin-bottom: 16px;
}

.benefit-item h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 8px;
}

.benefit-item p {
    color: var(--medium-gray);
    font-size: 0.9rem;
}

/* Financial Section */
.financial-section {
    background: var(--light-gray);
}

.financial-overview {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.revenue-model,
.financial-projections {
    background: var(--white);
    padding: 32px;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-medium);
}

.revenue-model h3,
.financial-projections h3 {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 24px;
}

.revenue-chart {
    space-y: 16px;
}

.revenue-item {
    margin-bottom: 16px;
}

.revenue-bar {
    height: 12px;
    background: var(--gradient-primary);
    border-radius: 6px;
    width: var(--percentage);
    margin-bottom: 8px;
}

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

.revenue-label {
    color: var(--medium-gray);
    font-size: 0.9rem;
}

.revenue-value {
    font-weight: 600;
    color: var(--primary-red);
}

.projections-table {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-small);
}

.projection-row {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 16px;
    padding: 12px 16px;
    align-items: center;
}

.projection-row.header {
    background: var(--gradient-primary);
    color: var(--white);
    font-weight: 600;
}

.projection-row:not(.header) {
    background: var(--light-gray);
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.projection-row:not(.header):last-child {
    border-bottom: none;
}

.negative {
    color: #dc3545;
}

.positive {
    color: var(--success-green);
    font-weight: 600;
}

.investment-needs {
    background: var(--white);
    padding: 40px;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-medium);
}

.investment-needs h3 {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 32px;
    text-align: center;
}

.investment-breakdown {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.investment-phase h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 16px;
}

.investment-amount {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-red);
    margin-bottom: 24px;
}

.investment-details {
    space-y: 12px;
}

.detail-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--light-gray);
}

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

.roi-metrics h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 24px;
}

.metric-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

.metric-item {
    text-align: center;
    padding: 20px;
    background: var(--light-gray);
    border-radius: var(--border-radius);
}

.metric-item .metric-label {
    display: block;
    font-size: 0.9rem;
    color: var(--medium-gray);
    margin-bottom: 4px;
}

.metric-item .metric-value {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-red);
    margin-bottom: 4px;
}

.metric-item .metric-period {
    font-size: 0.8rem;
    color: var(--medium-gray);
}

/* CTA Section */
.cta-section {
    background: var(--gradient-primary);
    color: var(--white);
}

.cta-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: center;
}

.cta-text h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.cta-text p {
    font-size: 1.2rem;
    margin-bottom: 32px;
    opacity: 0.9;
    line-height: 1.6;
}

.cta-highlights {
    space-y: 16px;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.highlight-item i {
    font-size: 20px;
    opacity: 0.8;
}

.cta-stats {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

.final-stat {
    text-align: center;
    padding: 24px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-large);
    backdrop-filter: blur(10px);
}

.final-stat .stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.final-stat .stat-label {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Footer */
.footer {
    background: var(--dark-gray);
    color: var(--white);
    padding: 40px 0;
}

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

.footer-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-flag {
    width: 32px;
    height: 20px;
    object-fit: cover;
    border-radius: 4px;
}

.footer-title {
    font-size: 18px;
    font-weight: 700;
}

.footer-info {
    text-align: right;
}

.footer-info p {
    margin-bottom: 4px;
    opacity: 0.8;
}

.footer-copyright {
    font-size: 0.9rem;
    opacity: 0.6;
}

/* Animations */
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes cardFloat {
    0%, 100% {
        transform: perspective(1000px) rotateX(10deg) rotateY(-10deg) translateY(0);
    }
    50% {
        transform: perspective(1000px) rotateX(10deg) rotateY(-10deg) translateY(-10px);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        transform: translate(-50%, -50%) scale(1.05);
    }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content,
    .value-proposition,
    .phase-details,
    .financial-overview,
    .investment-breakdown,
    .cta-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero-stats {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .roadmap-timeline {
        flex-direction: column;
        gap: 32px;
    }
    
    .roadmap-timeline::before {
        display: none;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .subtitle {
        font-size: 1.4rem;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .concept-grid,
    .benefits-grid,
    .partnership-categories {
        grid-template-columns: 1fr;
    }
    
    .stats-row {
        grid-template-columns: 1fr;
    }
    
    .market-analysis {
        grid-template-columns: 1fr;
    }
    
    .tab-buttons {
        flex-direction: column;
    }
    
    .phase-metrics {
        flex-direction: column;
        gap: 16px;
    }
    
    .cities-grid {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    }
    
    .card-front {
        width: 280px;
        height: 176px;
        padding: 20px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .card-front {
        width: 240px;
        height: 150px;
        padding: 16px;
    }
    
    .card-number {
        font-size: 14px;
    }
    
    .concept-item,
    .benefit-card,
    .partner-category {
        padding: 24px;
    }
}