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

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

/* Navbar */
.navbar {
    background: white;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
    padding: 0 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 75px;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.logo {
    font-size: 28px;
    font-weight: 700;
    color: #000;
    text-decoration: none;
}

.logo-dot {
    color: #4A90E2;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
    list-style: none;
}

.nav-item {
    position: relative;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 18px;
    color: #333;
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: color 0.2s;
}

.nav-link:hover {
    color: #4A90E2;
}

.arrow {
    font-size: 10px;
    transition: transform 0.2s;
}

.dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    min-width: 280px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    border-radius: 8px;
    padding: 20px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    margin-top: 10px;
}

.nav-item:hover .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    padding: 12px 28px;
    color: #333;
    text-decoration: none;
    display: block;
    font-size: 14px;
    transition: all 0.2s;
}

.dropdown-item:hover {
    background: #f8f9fb;
    color: #4A90E2;
    padding-left: 32px;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 24px;
}

.sign-in {
    color: #333;
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    transition: color 0.2s;
}

.sign-in:hover {
    color: #4A90E2;
}

.btn-cta {
    background: #000;
    color: white;
    padding: 12px 28px;
    border-radius: 4px;
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 1px;
    transition: all 0.3s;
    text-transform: uppercase;
}

.btn-cta:hover {
    background: #333;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

/* Hero Section */
.hero-wrapper {
    background: linear-gradient(180deg, #e8f1fb 0%, #f5f8fc 50%, #ffffff 100%);
    position: relative;
    overflow: hidden;
}

.hero {
    padding: 100px 60px 80px;
    text-align: center;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(135, 180, 230, 0.3) 0%, rgba(135, 180, 230, 0.1) 40%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

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

.hero-badge {
    display: inline-block;
    background: white;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    color: #4A90E2;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 32px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.hero h1 {
    font-size: 58px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 28px;
    color: #000;
}

.hero p {
    font-size: 20px;
    line-height: 1.6;
    color: #333;
    margin-bottom: 48px;
    font-weight: 400;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    align-items: center;
}

.hero-button {
    background: #000;
    color: white;
    padding: 16px 36px;
    border-radius: 4px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 1.5px;
    transition: all 0.3s;
    display: inline-block;
    text-transform: uppercase;
}

.hero-button:hover {
    background: #4A90E2;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(74, 144, 226, 0.3);
}

.hero-button-secondary {
    background: transparent;
    color: #000;
    border: 2px solid #000;
}

.hero-button-secondary:hover {
    background: #000;
    color: white;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

/* Stats Section */
.stats-section {
    background: white;
    padding: 80px 60px;
}

.stats-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 60px;
    text-align: center;
}

.stat-item h3 {
    font-size: 48px;
    font-weight: 700;
    color: #4A90E2;
    margin-bottom: 12px;
}

.stat-item p {
    font-size: 16px;
    color: #666;
    line-height: 1.5;
}

/* Features Section */
.features-section {
    padding: 100px 60px;
    background: #f8f9fb;
}

.features-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 80px;
}

.features-header h2 {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 20px;
    color: #000;
}

.features-header p {
    font-size: 18px;
    color: #666;
    line-height: 1.6;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 50px;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-item {
    background: white;
    padding: 48px 40px;
    border-radius: 12px;
    transition: all 0.3s;
}

.feature-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 24px;
}

.feature-item h3 {
    font-size: 26px;
    font-weight: 700;
    margin-bottom: 16px;
    color: #000;
}

.feature-item p {
    font-size: 16px;
    line-height: 1.7;
    color: #666;
    margin-bottom: 24px;
}

.feature-list {
    list-style: none;
    margin-top: 20px;
}

.feature-list li {
    padding-left: 28px;
    position: relative;
    margin-bottom: 12px;
    font-size: 15px;
    color: #555;
}

.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #4A90E2;
    font-weight: 700;
    font-size: 18px;
}

/* Use Cases Section */
.usecases-section {
    padding: 100px 60px;
    background: white;
}

.usecases-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 80px;
}

.usecases-header h2 {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 20px;
    color: #000;
}

.usecases-header p {
    font-size: 18px;
    color: #666;
    line-height: 1.6;
}

.usecases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.usecase-card {
    background: #f8f9fb;
    padding: 40px 32px;
    border-radius: 12px;
    transition: all 0.3s;
}

.usecase-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
    background: white;
}

.usecase-icon {
    font-size: 42px;
    margin-bottom: 24px;
}

.usecase-card h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 16px;
    color: #000;
}

.usecase-card p {
    font-size: 15px;
    line-height: 1.7;
    color: #666;
}

/* CTA Section */
.cta-section {
    padding: 100px 60px;
    background: linear-gradient(135deg, #1a1a1a 0%, #333 100%);
    text-align: center;
    color: white;
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
}

.cta-section h2 {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 24px;
}

.cta-section p {
    font-size: 18px;
    line-height: 1.6;
    margin-bottom: 48px;
    opacity: 0.9;
}

.cta-button {
    background: white;
    color: #000;
    padding: 16px 36px;
    border-radius: 4px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 1.5px;
    transition: all 0.3s;
    display: inline-block;
    text-transform: uppercase;
}

.cta-button:hover {
    background: #4A90E2;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(74, 144, 226, 0.4);
}

/* Footer */
.footer {
    background: #1a1a1a;
    color: #ccc;
    padding: 60px 60px 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    gap: 60px;
    max-width: 1200px;
    margin: 0 auto 40px;
}

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

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

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

.footer-column a {
    color: #ccc;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s;
}

.footer-column a:hover {
    color: #4A90E2;
}

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 30px;
    text-align: center;
    font-size: 14px;
    color: #888;
}

@media (max-width: 1024px) {
    .navbar {
        padding: 0 30px;
    }

    .hero,
    .stats-section,
    .features-section,
    .usecases-section,
    .cta-section,
    .footer {
        padding: 80px 30px;
    }

    .hero h1,
    .features-header h2,
    .usecases-header h2,
    .cta-section h2 {
        font-size: 36px;
    }

    .stats-container {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }

    .usecases-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-content {
        grid-template-columns: repeat(3, 1fr);
        gap: 40px;
    }

    .footer-column:first-child {
        grid-column: span 3;
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: 15px 20px;
        height: auto;
        flex-wrap: wrap;
    }

    .nav-menu,
    .nav-actions {
        display: none;
    }

    .logo {
        font-size: 24px;
    }

    .hero {
        padding: 60px 20px;
    }

    .hero h1 {
        font-size: 32px;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .hero-button {
        width: 100%;
        text-align: center;
    }

    .stats-section,
    .features-section,
    .usecases-section,
    .cta-section,
    .footer {
        padding: 60px 20px;
    }

    .stats-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .usecases-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        display: flex;
        flex-direction: column;
        gap: 40px;
    }

    .footer-column:first-child {
        grid-column: auto;
    }
}