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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

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

/* Hero Section */
.hero-section {
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.hero-content {
    text-align: center;
    color: white;
    z-index: 2;
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(45deg, #fff, #f0f8ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 3rem;
    opacity: 0.9;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 4rem;
    margin-bottom: 3rem;
}

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

.stat-number {
    display: block;
    font-size: 3rem;
    font-weight: 700;
    color: #ffd700;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    opacity: 0.8;
}

.cta-button {
    background: linear-gradient(45deg, #ff6b6b, #ee5a24);
    color: white;
    border: none;
    padding: 1rem 2.5rem;
    font-size: 1.2rem;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 25px rgba(255, 107, 107, 0.3);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(255, 107, 107, 0.4);
}

.hero-visual {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.floating-doc {
    position: absolute;
    font-size: 4rem;
    opacity: 0.1;
    animation: float 6s ease-in-out infinite;
}

.floating-doc:nth-child(1) {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.floating-doc:nth-child(2) {
    top: 60%;
    right: 15%;
    animation-delay: 2s;
}

.floating-doc:nth-child(3) {
    bottom: 20%;
    left: 20%;
    animation-delay: 4s;
}

/* Section Styles */
section {
    padding: 5rem 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #2c3e50;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(45deg, #667eea, #764ba2);
    border-radius: 2px;
}

/* Problem Section */
.problem-section {
    background: #f8f9fa;
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.problem-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.problem-card:hover {
    transform: translateY(-10px);
}

.problem-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.problem-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #e74c3c;
}

/* Solution Section */
.solution-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.solution-features {
    list-style: none;
    margin: 2rem 0;
}

.solution-features li {
    padding: 0.5rem 0;
    font-size: 1.1rem;
}

.solution-highlight {
    background: linear-gradient(45deg, #667eea, #764ba2);
    color: white;
    padding: 1rem;
    border-radius: 10px;
    font-weight: 600;
    text-align: center;
}

.solution-demo {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.demo-before, .demo-after {
    text-align: center;
}

.doc-preview {
    width: 150px;
    height: 200px;
    border: 2px solid #ddd;
    border-radius: 10px;
    padding: 1rem;
    margin-top: 1rem;
}

.doc-preview.old {
    background: #f5f5f5;
}

.doc-line {
    height: 8px;
    background: #ccc;
    margin-bottom: 8px;
    border-radius: 4px;
}

.doc-line.short {
    width: 60%;
}

.doc-line.medium {
    width: 80%;
}

.doc-preview.new {
    background: linear-gradient(135deg, #667eea, #764ba2);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.interactive-card {
    background: white;
    color: #333;
    padding: 0.5rem;
    border-radius: 5px;
    font-size: 0.8rem;
    font-weight: 600;
}

.arrow {
    font-size: 2rem;
    color: #667eea;
    font-weight: bold;
}

/* Scenarios Section */
.scenarios-section {
    background: #f8f9fa;
}

.scenarios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.scenario-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border-top: 4px solid;
}

.scenario-card.excel {
    border-top-color: #27ae60;
}

.scenario-card.doc {
    border-top-color: #3498db;
}

.scenario-card.folder {
    border-top-color: #f39c12;
}

.scenario-card.poster {
    border-top-color: #e74c3c;
}

.scenario-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.scenario-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.scenario-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #2c3e50;
}

/* Value Section */
.roadmap {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.phase-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    position: relative;
    transition: transform 0.3s ease;
}

.phase-card:hover {
    transform: translateY(-5px);
}

.phase-number {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    background: linear-gradient(45deg, #667eea, #764ba2);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

.phase-card h3 {
    margin: 1rem 0;
    color: #2c3e50;
}

.phase-desc {
    color: #7f8c8d;
    margin-bottom: 1rem;
}

.phase-metric {
    background: linear-gradient(45deg, #667eea, #764ba2);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: bold;
    display: inline-block;
}

/* Advantages Section */
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.advantage-item {
    text-align: center;
    padding: 2rem;
}

.advantage-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.advantage-item h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #2c3e50;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    color: white;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn-primary, .btn-secondary {
    padding: 1rem 2rem;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary {
    background: linear-gradient(45deg, #ff6b6b, #ee5a24);
    color: white;
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-primary:hover, .btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

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

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

/* Scenario Images */
.scenario-images {
    margin-top: 1.5rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
}

.scenario-image {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    cursor: pointer;
}

.scenario-image:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

/* Image Modal */
.image-modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.image-modal.show {
    opacity: 1;
}

.modal-image {
    max-width: 90%;
    max-height: 90%;
    border-radius: 10px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    transform: scale(0.7);
    transition: transform 0.3s ease;
}

.image-modal.show .modal-image {
    transform: scale(1);
}

.image-modal-close {
    position: absolute;
    top: 20px;
    right: 30px;
    color: white;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s ease;
}

.image-modal-close:hover {
    color: #ccc;
}

/* Strategy Section */
.strategy-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.strategy-content {
    max-width: 1000px;
    margin: 0 auto;
}

.strategy-flow {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 4rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.flow-step {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: white;
    padding: 1.5rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    flex: 1;
    min-width: 200px;
    transition: transform 0.3s ease;
}

.flow-step:hover {
    transform: translateY(-5px);
}

.step-number {
    width: 40px;
    height: 40px;
    background: linear-gradient(45deg, #667eea, #764ba2);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.step-content h3 {
    font-size: 1.1rem;
    color: #2c3e50;
    margin-bottom: 0.5rem;
}

.step-content p {
    font-size: 0.9rem;
    color: #6c757d;
    margin: 0;
}

.flow-arrow {
    font-size: 1.5rem;
    color: #667eea;
    font-weight: bold;
    flex-shrink: 0;
}

.strategy-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.highlight-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.highlight-card:hover {
    transform: translateY(-5px);
}

.highlight-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.highlight-card h4 {
    font-size: 1.2rem;
    color: #2c3e50;
    margin-bottom: 1rem;
}

.highlight-card p {
    color: #6c757d;
    margin: 0;
}

/* Strategy Images */
.strategy-images {
    margin-top: 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    justify-items: center;
}

/* Resources Section */
.resources-section {
    background: #f8f9fa;
}

.team-overview {
    text-align: center;
    margin-bottom: 3rem;
}

.team-summary h3 {
    font-size: 1.8rem;
    color: #2c3e50;
    margin-bottom: 2rem;
}

.team-stats {
    display: flex;
    justify-content: center;
    gap: 4rem;
    flex-wrap: wrap;
}

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

.team-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 0.5rem;
}

.team-label {
    font-size: 1rem;
    color: #6c757d;
}

.resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.resource-card {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    border-top: 4px solid;
}

.resource-card:hover {
    transform: translateY(-5px);
}

.resource-card.tech {
    border-top-color: #667eea;
}

.resource-card.product {
    border-top-color: #27ae60;
}

.resource-card.operation {
    border-top-color: #f39c12;
}

.resource-card.design {
    border-top-color: #e74c3c;
}

.resource-card.qa {
    border-top-color: #9b59b6;
}

.resource-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.resource-icon {
    font-size: 2rem;
}

.resource-header h4 {
    font-size: 1.3rem;
    color: #2c3e50;
    margin: 0;
}

.role-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1rem;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 8px;
}

.role-title {
    font-weight: 600;
    color: #2c3e50;
    font-size: 0.95rem;
}

.role-desc {
    font-size: 0.85rem;
    color: #6c757d;
    line-height: 1.4;
}

.timeline-overview {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.timeline-overview h3 {
    text-align: center;
    font-size: 1.5rem;
    color: #2c3e50;
    margin-bottom: 2rem;
}

.timeline-phases {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.timeline-phase {
    text-align: center;
    flex: 1;
    min-width: 150px;
}

.phase-duration {
    font-size: 1.2rem;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 0.5rem;
}

.phase-name {
    font-size: 0.9rem;
    color: #6c757d;
}

/* Progress Section */
.progress-section {
    background: #f8f9fa;
    padding: 5rem 0;
}

.progress-content {
    max-width: 1200px;
    margin: 0 auto;
}

.progress-intro {
    text-align: center;
    margin-bottom: 3rem;
}

.progress-desc {
    font-size: 1.2rem;
    color: #2c3e50;
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.6;
}

.demo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.demo-card {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.demo-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.demo-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    display: inline-block;
}

.demo-card h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.demo-card p {
    color: #6c757d;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
    line-height: 1.6;
}

.demo-video-placeholder {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    margin-top: 1.5rem;
}

.video-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

.video-preview {
    position: relative;
    padding-top: 56.25%; /* 16:9 Aspect Ratio */
    background: linear-gradient(45deg, #667eea, #764ba2);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    border-radius: 8px;
    transition: transform 0.3s ease;
}

.video-preview:hover {
    transform: scale(1.02);
}

.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: #667eea;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.video-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 1.5rem;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
    text-align: center;
}

.video-info h4 {
    color: white;
    margin: 0 0 0.5rem;
    font-size: 1.1rem;
}

.video-info p {
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
    font-size: 0.9rem;
}

.progress-summary {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-top: 3rem;
    flex-wrap: wrap;
}

.summary-item {
    text-align: center;
    background: white;
    padding: 1.5rem 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    min-width: 180px;
}

.summary-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 0.5rem;
}

.summary-label {
    font-size: 1rem;
    color: #6c757d;
}

/* Remove underlines from links in resources section */
.resources-section a {
    text-decoration: none;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 2rem;
    }
    
    .solution-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .solution-demo {
        flex-direction: column;
        gap: 1rem;
    }
    
    .arrow {
        transform: rotate(90deg);
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn-primary, .btn-secondary {
        width: 200px;
    }
    
    .strategy-flow {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .flow-arrow {
        transform: rotate(90deg);
    }
    
    .flow-step {
        min-width: auto;
    }
    
    .strategy-highlights {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .team-stats {
        gap: 2rem;
    }
    
    .resources-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline-phases {
        flex-direction: column;
        gap: 1.5rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    section {
        padding: 3rem 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    
    .image-section h4 {
        font-size: 1.1rem;
    }
}