:root {
    --primary: #1e40af;
    --primary-dark: #1e3a8a;
    --secondary: #3b82f6;
    --accent: #06b6d4;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --text: #1f2937;
    --text-light: #6b7280;
    --text-muted: #9ca3af;
    --bg: #ffffff;
    --bg-light: #f8fafc;
    --bg-dark: #1e3a8a;
    --surface: #ffffff;
    --border: #e5e7eb;
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --radius: 0.5rem;
    --radius-lg: 0.75rem;
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --gradient-primary: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
    --gradient-secondary: linear-gradient(135deg, #06b6d4 0%, #0ea5e9 100%);
    --gradient-bg: linear-gradient(135deg, #f8fafc 0%, #e0f2fe 100%);
}

.about-hero {
    background: var(--gradient-primary);
    padding: 4rem 0;
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.about-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="1" fill="white" opacity="0.1"/></svg>');
    background-size: 30px 30px;
    animation: float 15s infinite linear;
}

.about-hero h1 {
    font-size: 3rem;
    font-weight: 900;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.about-hero p {
    font-size: 1.25rem;
    opacity: 0.9;
    position: relative;
    z-index: 1;
}

.about-intro {
    padding: 4rem 0;
    background: var(--bg);
}

.intro-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 2rem;
}

.intro-content h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 2rem;
    color: var(--text);
    text-align: center;
}

.intro-content p {
    font-size: 1.1rem;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    text-align: justify;
}

.mission-section {
    padding: 6rem 0;
    background: var(--bg-light);
}

.mission-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 2rem;
    text-align: center;
}

.mission-content h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.mission-content p {
    font-size: 1.1rem;
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.roadmap {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-top: 3rem;
}

.roadmap-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.5rem;
    background: var(--surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    text-align: left;
}

.roadmap-number {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.roadmap-item.current .roadmap-number {
    background: var(--gradient-primary);
    color: white;
}

.roadmap-item.future .roadmap-number {
    background: var(--gradient-secondary);
    color: white;
}

.roadmap-item.vision .roadmap-number {
    background: var(--accent);
    color: white;
}

.roadmap-content h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text);
}

.roadmap-content p {
    font-size: 0.9rem;
    color: var(--text-light);
    margin: 0;
}

.stat-card {
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-primary);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--secondary);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--secondary);
    font-weight: 500;
}

.creator-section {
    padding: 6rem 0;
    background: var(--bg);
}

.creator-card {
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: 3rem;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border);
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 3rem;
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
}

.creator-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
}

.creator-avatar {
    position: relative;
}

.creator-avatar img {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: var(--shadow-lg);
    border: 4px solid var(--primary);
}

.creator-badge {
    position: absolute;
    bottom: -10px;
    right: -10px;
    background: var(--gradient-primary);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    box-shadow: var(--shadow);
}

.creator-content h2 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: var(--text);
}

.creator-content p {
    font-size: 1.1rem;
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 2rem;
}

.creator-links {
    display: flex;
    gap: 1rem;
}

.creator-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: var(--shadow);
}

.creator-btn.email {
    background: var(--gradient-primary);
    color: white;
}

.creator-btn.linkedin {
    background: #0077b5;
    color: white;
}

.creator-btn.github {
    background: #333;
    color: white;
}

.creator-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.tech-section {
    padding: 6rem 0;
    background: var(--bg-light);
}

.tech-section h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 3rem;
    color: var(--text);
}

.tech-flow {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 2rem;
}

.flow-step {
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
    min-width: 200px;
    position: relative;
    overflow: hidden;
}

.flow-step::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-secondary);
}

.flow-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1rem;
    background: var(--gradient-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow);
}

.flow-icon::before {
    content: '';
    width: 30px;
    height: 30px;
    background: white;
    border-radius: 4px;
}

.flow-step h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text);
}

.flow-step p {
    color: var(--text-light);
}

.flow-arrow {
    font-size: 2rem;
    color: var(--primary);
}

.about-vision {
    padding: 4rem 0;
    background: var(--bg-light);
}

.vision-content {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 2rem;
}

.vision-content h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 2rem;
    color: var(--text);
    text-align: center;
}

.vision-content > p {
    font-size: 1.2rem;
    color: var(--text-light);
    text-align: center;
    margin-bottom: 3rem;
    line-height: 1.6;
}

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

.vision-point {
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

.vision-point::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-primary);
}

.vision-point h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text);
}

.vision-point p {
    color: var(--text-light);
    line-height: 1.6;
}

.about-technology {
    padding: 4rem 0;
    background: var(--bg);
}

.tech-details {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 2rem;
}

.tech-details h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 2rem;
    color: var(--text);
    text-align: center;
}

.tech-details p {
    font-size: 1.1rem;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.tech-details ul {
    margin: 2rem 0;
    padding-left: 0;
    list-style: none;
}

.tech-details li {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 1rem;
    margin-bottom: 1rem;
    border-left: 4px solid var(--primary);
    box-shadow: var(--shadow);
}

.tech-details li strong {
    color: var(--primary);
    font-weight: 600;
}

.cta-section {
    padding: 6rem 0;
    background: var(--gradient-primary);
    text-align: center;
    color: white;
}

.cta-section h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.cta-section p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

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

.cta-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: var(--shadow-lg);
    background: white;
    color: var(--primary);
}

.cta-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

@media (max-width: 768px) {
    .about-hero h1 {
        font-size: 2.5rem;
    }
    
    .mission-content {
        padding: 0 1rem;
    }
    
    .roadmap-item {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .creator-card {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 2rem;
    }
    
    .creator-links {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
}