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

:root {
    /* Colores principales de Rastrar */
    --primary: #E85D75;
    --primary-dark: #C74661;
    --primary-light: #FF7A93;
    --secondary: #A73D53;
    --accent: #FF9BAD;
    --success: #43e97b;
    --warning: #fa709a;
    --dark: #2D2D2D;
    --dark-light: #3D3D3D;
    --gray: #5A5A5A;
    --gray-light: #858585;
    --light-gray: #e2e8f0;
    --white: #ffffff;
    
    /* Gradientes actualizados con rojo granate */
    --gradient-1: linear-gradient(135deg, #E85D75 0%, #A73D53 100%);
    --gradient-2: linear-gradient(135deg, #FF7A93 0%, #E85D75 100%);
    --gradient-3: linear-gradient(135deg, #E85D75 0%, #FF9BAD 100%);
    --gradient-4: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    --gradient-5: linear-gradient(135deg, #E85D75 0%, #fee140 100%);
    --gradient-6: linear-gradient(135deg, #C74661 0%, #2D2D2D 100%);
    --gradient-7: linear-gradient(135deg, #FFD4DC 0%, #fed6e3 100%);
    --gradient-8: linear-gradient(135deg, #FF9BAD 0%, #fecfef 100%);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--dark);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 24px;
    font-weight: 800;
    color: var(--dark);
    cursor: pointer;
}

.logo-highlight {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-menu a {
    color: var(--gray);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: color 0.3s ease;
    position: relative;
}

.nav-menu a:hover {
    color: var(--primary);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-1);
    transition: width 0.3s ease;
}

.nav-menu a:hover::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    gap: 12px;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background: var(--dark);
    border-radius: 3px;
    transition: all 0.3s ease;
}

/* Buttons */
.btn-primary, .btn-secondary, .btn-outline {
    padding: 12px 28px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

.btn-primary {
    background: var(--gradient-1);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(232, 93, 117, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(232, 93, 117, 0.5);
}

.btn-secondary {
    background: var(--white);
    color: var(--primary);
    border: 2px solid var(--light-gray);
}

.btn-secondary:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
}

.btn-large {
    padding: 16px 36px;
    font-size: 16px;
}

.btn-white {
    color: var(--white);
    border-color: var(--white);
}

.btn-white:hover {
    background: var(--white);
    color: var(--primary);
}

/* Hero Section */
.hero {
    padding: 160px 0 100px;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(232, 93, 117, 0.08) 0%, rgba(167, 61, 83, 0.08) 100%);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.blockchain-animation {
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(232, 93, 117, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(167, 61, 83, 0.1) 0%, transparent 50%);
    animation: floatAnimation 20s ease-in-out infinite;
}

@keyframes floatAnimation {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--white);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    margin-bottom: 24px;
    animation: slideDown 0.6s ease-out;
}

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

.badge-icon {
    font-size: 18px;
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.gradient-text {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 20px;
    color: var(--gray);
    margin-bottom: 40px;
    line-height: 1.8;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 60px;
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.hero-stats {
    display: flex;
    gap: 60px;
    justify-content: center;
    animation: fadeInUp 0.8s ease-out 0.8s both;
}

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

.stat-number {
    font-size: 48px;
    font-weight: 800;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
}

.stat-label {
    font-size: 14px;
    color: var(--gray);
    font-weight: 600;
    margin-top: 8px;
}

/* Section Headers */
.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
}

.section-title {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 16px;
    line-height: 1.3;
}

.section-description {
    font-size: 18px;
    color: var(--gray);
    line-height: 1.8;
}

/* Features Section */
.features-section {
    padding: 100px 0;
    background: var(--white);
}

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

.feature-card {
    background: var(--white);
    border-radius: 20px;
    padding: 40px 32px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
    border: 1px solid var(--light-gray);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(232, 93, 117, 0.15);
}

.feature-icon {
    margin-bottom: 24px;
}

.feature-card h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--dark);
}

.feature-card p {
    font-size: 15px;
    color: var(--gray);
    line-height: 1.7;
    margin-bottom: 20px;
}

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

.feature-list li {
    font-size: 14px;
    color: var(--gray);
    padding: 8px 0;
    border-top: 1px solid var(--light-gray);
}

/* Solutions Section */
.solutions-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #fff5f7 0%, #ffe8ec 100%);
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.solution-card {
    background: var(--white);
    border-radius: 16px;
    padding: 32px 24px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);
}

.solution-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

.solution-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.solution-icon.gradient-1 { background: var(--gradient-1); }
.solution-icon.gradient-2 { background: var(--gradient-2); }
.solution-icon.gradient-3 { background: var(--gradient-3); }
.solution-icon.gradient-4 { background: var(--gradient-4); }
.solution-icon.gradient-5 { background: var(--gradient-5); }
.solution-icon.gradient-6 { background: var(--gradient-6); }
.solution-icon.gradient-7 { background: var(--gradient-7); }
.solution-icon.gradient-8 { background: var(--gradient-8); }

.solution-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--dark);
}

.solution-card p {
    font-size: 14px;
    color: var(--gray);
    line-height: 1.7;
}

/* Use Cases Section */
.use-cases-section {
    padding: 100px 0;
    background: var(--white);
}

.use-cases-tabs {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 14px 28px;
    border-radius: 12px;
    background: var(--white);
    border: 2px solid var(--light-gray);
    color: var(--gray);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.tab-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.tab-btn.active {
    background: var(--gradient-1);
    border-color: transparent;
    color: var(--white);
}

.use-case-item {
    display: none;
    animation: fadeIn 0.5s ease;
}

.use-case-item.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.use-case-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.use-case-badge {
    display: inline-block;
    padding: 6px 16px;
    background: var(--gradient-1);
    color: var(--white);
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 20px;
}

.use-case-text h3 {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: 16px;
    color: var(--dark);
}

.use-case-intro {
    font-size: 18px;
    color: var(--gray);
    line-height: 1.7;
    margin-bottom: 32px;
}

.challenge-section,
.solution-section,
.results-section {
    margin-bottom: 32px;
}

.challenge-section h4,
.solution-section h4,
.results-section h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--dark);
}

.challenge-section p {
    color: var(--gray);
    line-height: 1.7;
}

.solution-section ul {
    list-style: none;
}

.solution-section li {
    padding: 8px 0;
    color: var(--gray);
    line-height: 1.7;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 20px;
}

.result-item {
    text-align: center;
    padding: 20px;
    background: linear-gradient(135deg, rgba(232, 93, 117, 0.08) 0%, rgba(167, 61, 83, 0.08) 100%);
    border-radius: 12px;
}

.result-number {
    display: block;
    font-size: 36px;
    font-weight: 800;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.result-label {
    display: block;
    font-size: 13px;
    color: var(--gray);
    font-weight: 600;
    margin-top: 8px;
}

/* Use Case Visuals */
.blockchain-flow {
    background: var(--white);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
}

.flow-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px;
    background: linear-gradient(135deg, #fff5f7 0%, #ffe8ec 100%);
    border-radius: 12px;
    margin-bottom: 16px;
}

.flow-icon {
    font-size: 32px;
    margin-bottom: 8px;
}

.flow-label {
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 8px;
}

.flow-status {
    font-size: 13px;
    padding: 4px 12px;
    border-radius: 20px;
    font-weight: 600;
}

.flow-status.verified {
    background: var(--success);
    color: var(--white);
}

.flow-connector {
    width: 2px;
    height: 20px;
    background: var(--light-gray);
    margin: 0 auto;
}

.blockchain-info {
    margin-top: 24px;
    padding: 20px;
    background: var(--dark);
    border-radius: 12px;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--white);
    font-size: 14px;
    padding: 8px 0;
    font-family: 'Courier New', monospace;
}

.info-icon {
    font-size: 18px;
}

.temperature-monitor {
    background: var(--white);
    border-radius: 20px;
    padding: 32px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
    margin-bottom: 24px;
}

.temperature-monitor h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 24px;
    text-align: center;
}

.temp-chart {
    display: flex;
    gap: 16px;
    justify-content: center;
    align-items: flex-end;
    height: 150px;
    margin-bottom: 20px;
}

.temp-bar {
    width: 60px;
    background: var(--gradient-3);
    border-radius: 8px 8px 0 0;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 10px;
    position: relative;
}

.temp-value {
    color: var(--white);
    font-weight: 700;
    font-size: 14px;
}

.temp-status {
    display: flex;
    align-items: center;
    gap: 12px;
    justify-content: center;
    padding: 16px;
    background: linear-gradient(135deg, #43e97b15 0%, #38f9d715 100%);
    border-radius: 12px;
}

.status-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

.status-indicator.ok {
    background: var(--success);
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.product-journey {
    background: var(--white);
    border-radius: 20px;
    padding: 32px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
}

.journey-step {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: linear-gradient(135deg, #fff5f7 0%, #ffe8ec 100%);
    border-radius: 12px;
    margin-bottom: 12px;
}

.journey-icon {
    font-size: 28px;
}

.journey-label {
    font-weight: 600;
    color: var(--dark);
    flex: 1;
}

.journey-time {
    font-size: 13px;
    color: var(--gray);
}

.nft-card {
    background: var(--white);
    border-radius: 20px;
    padding: 32px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
}

.nft-image {
    font-size: 120px;
    text-align: center;
    padding: 40px;
    background: linear-gradient(135deg, #fff5f7 0%, #ffe8ec 100%);
    border-radius: 16px;
    margin-bottom: 24px;
}

.nft-info h4 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 8px;
}

.nft-info p {
    color: var(--gray);
    margin-bottom: 20px;
    font-family: 'Courier New', monospace;
}

.nft-details {
    background: linear-gradient(135deg, #fff5f7 0%, #ffe8ec 100%);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    font-size: 14px;
}

.detail-row span:first-child {
    color: var(--gray);
}

.detail-row span:last-child {
    font-weight: 600;
    color: var(--dark);
}

.verify-btn {
    width: 100%;
    padding: 14px;
    background: var(--gradient-4);
    color: var(--white);
    border: none;
    border-radius: 12px;
    font-weight: 700;
    cursor: pointer;
}

.shipment-tracker {
    background: var(--white);
    border-radius: 20px;
    padding: 32px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
}

.shipment-tracker h4 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 32px;
    text-align: center;
}

.tracker-map {
    margin-bottom: 32px;
}

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

.route-point {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex: 1;
}

.point-icon {
    font-size: 32px;
    margin-bottom: 8px;
}

.point-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--dark);
}

.route-point.active .point-icon {
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.route-point.inactive .point-icon,
.route-point.inactive .point-label {
    opacity: 0.3;
}

.route-line {
    height: 3px;
    flex: 1;
    background: var(--gradient-1);
    margin: 0 16px;
}

.route-line.inactive {
    background: var(--light-gray);
}

.shipment-details {
    background: linear-gradient(135deg, #fff5f7 0%, #ffe8ec 100%);
    border-radius: 12px;
    padding: 24px;
}

.detail-item {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    font-size: 15px;
}

.detail-item span:first-child {
    color: var(--gray);
}

.status-badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    background: var(--gradient-1);
    color: var(--white);
}

.status-badge.active {
    background: var(--gradient-4);
}

/* Industries Section */
.industries-section {
    padding: 100px 0;
    background: linear-gradient(135deg, rgba(232, 93, 117, 0.08) 0%, rgba(167, 61, 83, 0.08) 100%);
}

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

.industry-card {
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.industry-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
}

.industry-image {
    height: 200px;
    background-size: cover;
    background-position: center;
}

.industry-image.food {
    background-image: linear-gradient(135deg, rgba(232, 93, 117, 0.9), rgba(167, 61, 83, 0.9)), 
                      url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 200 200"><text x="50%" y="50%" dominant-baseline="middle" text-anchor="middle" font-size="80" fill="white">🍎</text></svg>');
}

.industry-image.retail {
    background-image: linear-gradient(135deg, rgba(255, 122, 147, 0.9), rgba(232, 93, 117, 0.9)), 
                      url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 200 200"><text x="50%" y="50%" dominant-baseline="middle" text-anchor="middle" font-size="80" fill="white">👗</text></svg>');
}

.industry-image.pharma {
    background-image: linear-gradient(135deg, rgba(79, 172, 254, 0.9), rgba(0, 242, 254, 0.9)), 
                      url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 200 200"><text x="50%" y="50%" dominant-baseline="middle" text-anchor="middle" font-size="80" fill="white">💊</text></svg>');
}

.industry-image.logistics {
    background-image: linear-gradient(135deg, rgba(67, 233, 123, 0.9), rgba(56, 249, 215, 0.9)), 
                      url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 200 200"><text x="50%" y="50%" dominant-baseline="middle" text-anchor="middle" font-size="80" fill="white">🚚</text></svg>');
}

.industry-content {
    padding: 32px;
}

.industry-content h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--dark);
}

.industry-content p {
    font-size: 15px;
    color: var(--gray);
    line-height: 1.7;
    margin-bottom: 20px;
}

.industry-features {
    list-style: none;
}

.industry-features li {
    font-size: 14px;
    color: var(--gray);
    padding: 6px 0;
}

/* Demo Section */
.demo-section {
    padding: 100px 0;
    background: var(--dark);
    color: var(--white);
}

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

.demo-text h2 {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.3;
}

.demo-text p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    margin-bottom: 32px;
}

.demo-features {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 40px;
}

.demo-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 16px;
    color: rgba(255, 255, 255, 0.9);
}

.demo-visual {
    position: relative;
}

.demo-interface {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.3);
}

.interface-header {
    background: rgba(255, 255, 255, 0.05);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.interface-dots {
    display: flex;
    gap: 6px;
}

.interface-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
}

.interface-title {
    font-size: 14px;
    font-weight: 600;
}

.interface-body {
    padding: 32px;
}

.demo-metric {
    padding: 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    margin-bottom: 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.metric-label {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.6);
}

.metric-value {
    font-size: 32px;
    font-weight: 800;
}

.metric-change {
    font-size: 14px;
    font-weight: 600;
}

.metric-change.positive {
    color: var(--success);
}

/* CTA Section */
.cta-section {
    padding: 100px 0;
    background: var(--gradient-1);
    color: var(--white);
    text-align: center;
}

.cta-content h2 {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 20px;
    margin-bottom: 40px;
    opacity: 0.95;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Footer */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: 80px 0 32px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.footer-column h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: 12px;
}

.footer-column ul li a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-column ul li a:hover {
    color: var(--white);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 20px;
    font-weight: 800;
    margin-bottom: 16px;
}

.footer-column p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 24px;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--primary);
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 32px;
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

.footer-bottom p {
    margin-bottom: 8px;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: 24px;
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background: var(--white);
    border-radius: 24px;
    padding: 48px;
    max-width: 600px;
    width: 100%;
    position: relative;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 32px;
    color: var(--gray);
    cursor: pointer;
    transition: color 0.3s ease;
}

.modal-close:hover {
    color: var(--dark);
}

.modal-content h2 {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: 12px;
    color: var(--dark);
}

.modal-content p {
    font-size: 16px;
    color: var(--gray);
    margin-bottom: 32px;
}

.app-downloads {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 32px;
}

.app-download-btn {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
    background: var(--white);
    border: 2px solid var(--light-gray);
    border-radius: 16px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.app-download-btn:hover {
    border-color: var(--primary);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.app-download-btn svg {
    color: var(--primary);
}

.app-download-btn div {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.app-store {
    font-size: 18px;
    font-weight: 700;
    color: var(--dark);
}

.app-device {
    font-size: 14px;
    color: var(--gray);
}

.qr-section {
    text-align: center;
    padding: 24px;
    background: linear-gradient(135deg, rgba(232, 93, 117, 0.08) 0%, rgba(167, 61, 83, 0.08) 100%);
    border-radius: 16px;
}

.qr-code {
    width: 200px;
    height: 200px;
    margin: 0 auto 16px;
    background: var(--white);
    border-radius: 12px;
    padding: 16px;
}

.qr-code svg {
    width: 100%;
    height: 100%;
}

.qr-section p {
    font-size: 14px;
    color: var(--gray);
    font-weight: 600;
}

.video-modal {
    max-width: 900px;
}

.video-container {
    width: 100%;
    aspect-ratio: 16 / 9;
    border-radius: 16px;
    overflow: hidden;
    background: #000;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .use-case-grid,
    .demo-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .results-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .hero-description {
        font-size: 16px;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-actions button {
        width: 100%;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 32px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .features-grid,
    .solutions-grid,
    .industries-grid {
        grid-template-columns: 1fr;
    }
    
    .use-cases-tabs {
        justify-content: flex-start;
        overflow-x: auto;
    }
    
    .results-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .modal-content {
        padding: 32px 24px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 28px;
    }
    
    .stat-number {
        font-size: 36px;
    }
    
    .nav-actions {
        display: none;
    }
}

/* Platform Overview Section */
.platform-overview-section {
    padding: 120px 0;
    background: linear-gradient(180deg, #ffffff 0%, #fff5f7 50%, #ffe8ec 100%);
    position: relative;
    overflow: hidden;
}

.platform-overview-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, #E85D75, transparent);
}

.platform-header {
    text-align: center;
    max-width: 900px;
    margin: 0 auto 80px;
}

.platform-title {
    font-size: 40px;
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 24px;
    color: var(--dark);
}

.platform-description {
    font-size: 17px;
    line-height: 1.8;
    color: var(--gray);
}

/* Platform Grid */
.platform-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 40px;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
}

.platform-feature {
    background: white;
    padding: 40px 32px;
    border-radius: 20px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(232, 93, 117, 0.1);
}

.platform-feature:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(232, 93, 117, 0.2);
    border-color: rgba(232, 93, 117, 0.3);
}

.feature-icon-box {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    transition: transform 0.3s ease;
}

.platform-feature:hover .feature-icon-box {
    transform: scale(1.1) rotate(5deg);
}

.gradient-blue {
    background: linear-gradient(135deg, #E85D75 0%, #A73D53 100%);
    box-shadow: 0 8px 24px rgba(232, 93, 117, 0.3);
}

.gradient-purple {
    background: linear-gradient(135deg, #FF7A93 0%, #E85D75 100%);
    box-shadow: 0 8px 24px rgba(255, 122, 147, 0.3);
}

.gradient-cyan {
    background: linear-gradient(135deg, #FF9BAD 0%, #FF7A93 100%);
    box-shadow: 0 8px 24px rgba(255, 155, 173, 0.3);
}

.gradient-green {
    background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    box-shadow: 0 8px 24px rgba(67, 233, 123, 0.3);
}

.feature-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--dark);
    line-height: 1.4;
}

.feature-description {
    font-size: 15px;
    line-height: 1.7;
    color: var(--gray);
}

/* Central Visualization */
.platform-visual {
    grid-row: 1 / 3;
    grid-column: 2 / 3;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 500px;
}

.blockchain-network {
    position: relative;
    width: 400px;
    height: 400px;
}

/* Central Node */
.central-node {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
}

.node-pulse {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, rgba(232, 93, 117, 0.3) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulse-animation 3s ease-in-out infinite;
}

@keyframes pulse-animation {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.6;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.5);
        opacity: 0.2;
    }
}

.node-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #E85D75 0%, #A73D53 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 32px rgba(232, 93, 117, 0.4);
    position: relative;
    z-index: 2;
    animation: float-node 4s ease-in-out infinite;
}

@keyframes float-node {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-10px) rotate(180deg); }
}

/* Network Nodes */
.network-node {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    animation: float-network-node 3s ease-in-out infinite;
}

.network-node:nth-child(odd) {
    animation-delay: 0.5s;
}

@keyframes float-network-node {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
}

.node-dot {
    width: 16px;
    height: 16px;
    background: linear-gradient(135deg, #E85D75 0%, #A73D53 100%);
    border-radius: 50%;
    box-shadow: 0 4px 12px rgba(232, 93, 117, 0.4);
    position: relative;
}

.node-dot::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 24px;
    height: 24px;
    border: 2px solid rgba(232, 93, 117, 0.3);
    border-radius: 50%;
    animation: node-ripple 2s ease-out infinite;
}

@keyframes node-ripple {
    0% {
        transform: translate(-50%, -50%) scale(0.8);
        opacity: 1;
    }
    100% {
        transform: translate(-50%, -50%) scale(2);
        opacity: 0;
    }
}

.node-label {
    font-size: 24px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

/* Position network nodes in a circle */
.node-1 { top: 20%; left: 30%; }
.node-2 { top: 20%; right: 30%; }
.node-3 { top: 40%; right: 15%; }
.node-4 { top: 60%; right: 15%; }
.node-5 { top: 80%; right: 30%; }
.node-6 { top: 80%; left: 30%; }
.node-7 { top: 60%; left: 15%; }
.node-8 { top: 40%; left: 15%; }

/* Connection Lines */
.connection-lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.connection-line {
    stroke-dasharray: 5, 5;
    animation: dash-animation 20s linear infinite;
}

@keyframes dash-animation {
    to {
        stroke-dashoffset: -1000;
    }
}

/* Data Particles */
.data-particle {
    position: absolute;
    width: 8px;
    height: 8px;
    background: linear-gradient(135deg, #E85D75 0%, #A73D53 100%);
    border-radius: 50%;
    box-shadow: 0 0 12px rgba(232, 93, 117, 0.6);
    z-index: 5;
}

.particle-1 {
    top: 30%;
    left: 20%;
    animation: particle-move-1 8s ease-in-out infinite;
}

.particle-2 {
    top: 70%;
    right: 20%;
    animation: particle-move-2 10s ease-in-out infinite;
}

.particle-3 {
    top: 50%;
    left: 10%;
    animation: particle-move-3 12s ease-in-out infinite;
}

.particle-4 {
    top: 50%;
    right: 10%;
    animation: particle-move-4 9s ease-in-out infinite;
}

@keyframes particle-move-1 {
    0%, 100% { transform: translate(0, 0); }
    25% { transform: translate(100px, -50px); }
    50% { transform: translate(200px, 0); }
    75% { transform: translate(100px, 50px); }
}

@keyframes particle-move-2 {
    0%, 100% { transform: translate(0, 0); }
    25% { transform: translate(-80px, -80px); }
    50% { transform: translate(-160px, 0); }
    75% { transform: translate(-80px, 80px); }
}

@keyframes particle-move-3 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(150px, 100px) scale(1.5); }
}

@keyframes particle-move-4 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-150px, -100px) scale(1.5); }
}

/* Blockchain Badge */
.blockchain-badge {
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 12px;
    background: white;
    padding: 16px 24px;
    border-radius: 50px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
    z-index: 20;
    animation: badge-float 3s ease-in-out infinite;
}

@keyframes badge-float {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-5px); }
}

.badge-icon {
    font-size: 24px;
    animation: rotate-icon 10s linear infinite;
}

@keyframes rotate-icon {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.badge-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.badge-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--gray);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-value {
    font-size: 14px;
    font-weight: 700;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .platform-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
        gap: 40px;
    }
    
    .platform-visual {
        grid-row: auto;
        grid-column: auto;
        order: -1;
    }
    
    .blockchain-network {
        width: 100%;
        max-width: 400px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .platform-overview-section {
        padding: 80px 0;
    }
    
    .platform-title {
        font-size: 32px;
    }
    
    .platform-description {
        font-size: 16px;
    }
    
    .platform-feature {
        padding: 32px 24px;
    }
    
    .blockchain-network {
        width: 320px;
        height: 320px;
    }
    
    .node-icon {
        width: 60px;
        height: 60px;
    }
    
    .node-label {
        font-size: 20px;
    }
}

.platform-highlight {
    background: linear-gradient(135deg, rgba(232, 93, 117, 0.08) 0%, rgba(167, 61, 83, 0.08) 100%);
    padding: 20px 32px;
    border-radius: 16px;
    border-left: 4px solid var(--primary);
    margin-top: 24px;
    font-size: 18px;
    font-weight: 600;
}

.platform-badge-box {
    display: flex;
    align-items: center;
    gap: 16px;
    background: linear-gradient(135deg, rgba(232, 93, 117, 0.1) 0%, rgba(167, 61, 83, 0.1) 100%);
    padding: 24px 32px;
    border-radius: 16px;
    margin-top: 24px;
}

.badge-icon {
    font-size: 32px;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.platform-description-strong {
    font-size: 18px;
    font-weight: 600;
    color: var(--dark);
    margin: 0;
}

.platform-key-message {
    margin-top: 32px;
    background: white;
    border-radius: 20px;
    padding: 32px;
    box-shadow: 0 8px 32px rgba(232, 93, 117, 0.15);
    border: 2px solid rgba(232, 93, 117, 0.2);
}

.key-message-content {
    text-align: center;
}

.key-message-label {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--primary);
    background: rgba(232, 93, 117, 0.1);
    padding: 6px 16px;
    border-radius: 20px;
    margin-bottom: 12px;
}

.platform-key-message p {
    font-size: 19px;
    font-weight: 600;
    color: var(--dark);
    line-height: 1.6;
    margin: 0;
}




/* Verification Section */
.verification-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #fff5f7 0%, #ffe8ec 100%);
    position: relative;
    overflow: hidden;
}

.verification-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, #E85D75, transparent);
}

.verification-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

/* Search Container */
.search-container {
    margin-top: 48px;
}

.search-box {
    display: flex;
    gap: 12px;
    max-width: 700px;
    margin: 0 auto 24px;
    background: var(--white);
    padding: 8px;
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.search-box:focus-within {
    box-shadow: 0 12px 40px rgba(232, 93, 117, 0.2);
    transform: translateY(-2px);
}

.search-input {
    flex: 1;
    padding: 16px 20px;
    border: none;
    font-size: 16px;
    color: var(--dark);
    background: transparent;
    outline: none;
}

.search-input::placeholder {
    color: var(--gray-light);
}

.search-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    background: var(--gradient-1);
    color: var(--white);
    border: none;
    border-radius: 12px;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.search-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(232, 93, 117, 0.4);
}

.search-btn svg {
    width: 20px;
    height: 20px;
}

/* Search Examples */
.search-examples {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
    font-size: 14px;
}

.examples-label {
    color: var(--gray);
    font-weight: 600;
}

.example-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    cursor: pointer;
}

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

.examples-separator {
    color: var(--gray-light);
}

/* Trust Indicators */
.trust-indicators {
    display: flex;
    justify-content: center;
    gap: 48px;
    margin-top: 48px;
    padding-top: 48px;
    border-top: 1px solid rgba(232, 93, 117, 0.2);
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.trust-icon {
    font-size: 24px;
}

.trust-text {
    font-size: 15px;
    font-weight: 600;
    color: var(--dark);
}

/* Responsive Design */
@media (max-width: 768px) {
    .verification-section {
        padding: 80px 0;
    }

    .search-box {
        flex-direction: column;
        gap: 12px;
    }

    .search-btn {
        width: 100%;
        justify-content: center;
    }

    .search-examples {
        flex-direction: column;
        gap: 12px;
    }

    .examples-separator {
        display: none;
    }

    .trust-indicators {
        flex-direction: column;
        gap: 24px;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .search-input {
        font-size: 14px;
        padding: 14px 16px;
    }

    .trust-indicators {
        gap: 20px;
    }
}