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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #1a202c;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

header {
    background: #ffffff;
    color: #1a202c;
    padding: 1.25rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    border-bottom: 2px solid #0ea5e9;
}

nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.logo h1 {
    font-size: clamp(1.5rem, 4vw, 2rem);
    background: linear-gradient(135deg, #0ea5e9 0%, #06b6d4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
    letter-spacing: -1px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: clamp(1rem, 3vw, 2.5rem);
    flex-wrap: wrap;
}

.nav-links a {
    color: #475569;
    text-decoration: none;
    transition: all 0.3s ease;
    font-weight: 600;
    font-size: clamp(0.9rem, 2vw, 1rem);
    position: relative;
    padding-bottom: 5px;
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 3px;
    bottom: 0;
    left: 0;
    background: linear-gradient(135deg, #0ea5e9 0%, #06b6d4 100%);
    transition: width 0.3s ease;
}

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

.nav-links a:hover {
    color: #0ea5e9;
}

.hero {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: #fff;
    padding: clamp(5rem, 12vw, 10rem) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, transparent 0%, rgba(14, 165, 233, 0.1) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-content h2 {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    margin-bottom: 1.5rem;
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -2px;
}

.hero-content p {
    font-size: clamp(1.1rem, 2.5vw, 1.5rem);
    margin-bottom: 2.5rem;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
    color: #cbd5e1;
    line-height: 1.8;
    font-weight: 300;
}

.cta-button {
    display: inline-block;
    background: linear-gradient(135deg, #0ea5e9 0%, #06b6d4 100%);
    color: #fff;
    padding: clamp(1rem, 2vw, 1.4rem) clamp(2.5rem, 5vw, 3.5rem);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 700;
    font-size: clamp(1rem, 2vw, 1.15rem);
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(14, 165, 233, 0.3);
    letter-spacing: 0.5px;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(14, 165, 233, 0.4);
}

.stats-section {
    background: #ffffff;
    padding: clamp(3rem, 6vw, 5rem) 0;
    margin-top: -3rem;
    position: relative;
    z-index: 10;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(200px, 100%), 1fr));
    gap: clamp(1.5rem, 3vw, 2rem);
    padding: 0 10px;
}

.stat-card {
    text-align: center;
    padding: clamp(2rem, 4vw, 2.5rem);
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border-radius: 15px;
    border: 2px solid #bae6fd;
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(14, 165, 233, 0.2);
}

.stat-card h3 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    background: linear-gradient(135deg, #0ea5e9 0%, #06b6d4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 900;
    margin-bottom: 0.5rem;
}

.stat-card p {
    color: #475569;
    font-weight: 600;
    font-size: clamp(0.95rem, 2vw, 1.1rem);
}

.features {
    padding: clamp(5rem, 10vw, 8rem) 0;
    background: #f8fafc;
}

.features h2 {
    text-align: center;
    font-size: clamp(2rem, 4vw, 3.5rem);
    margin-bottom: clamp(3rem, 6vw, 5rem);
    color: #0f172a;
    font-weight: 900;
    letter-spacing: -1px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
    gap: clamp(2rem, 4vw, 3rem);
    padding: 0 10px;
}

.feature-card {
    background: #ffffff;
    padding: clamp(2.5rem, 5vw, 3rem);
    border-radius: 20px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(14, 165, 233, 0.15);
    border-color: #0ea5e9;
}

.feature-card .icon {
    font-size: clamp(3rem, 6vw, 4rem);
    margin-bottom: 1.5rem;
    filter: grayscale(0.3);
}

.feature-card h3 {
    color: #0f172a;
    margin-bottom: 1rem;
    font-size: clamp(1.4rem, 3vw, 1.8rem);
    font-weight: 800;
}

.feature-card p {
    color: #64748b;
    line-height: 1.8;
    font-size: clamp(1rem, 2vw, 1.1rem);
}

.cta-section {
    background: linear-gradient(135deg, #0ea5e9 0%, #06b6d4 100%);
    color: #fff;
    padding: clamp(4rem, 8vw, 6rem) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section h2 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: 1rem;
    font-weight: 900;
    letter-spacing: -1px;
}

.cta-section p {
    font-size: clamp(1.1rem, 2.5vw, 1.4rem);
    margin-bottom: 2.5rem;
    font-weight: 300;
}

.cta-section .cta-button {
    background: #ffffff;
    color: #0ea5e9;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.cta-section .cta-button:hover {
    background: #f8fafc;
}

footer {
    background: #0f172a;
    color: #cbd5e1;
    padding: clamp(3rem, 6vw, 4rem) 0 1.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(250px, 100%), 1fr));
    gap: clamp(2rem, 4vw, 3rem);
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: #0ea5e9;
    margin-bottom: 1rem;
    font-size: clamp(1.1rem, 2.5vw, 1.3rem);
    font-weight: 800;
}

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

.footer-section ul li {
    margin-bottom: 0.75rem;
}

.footer-section a {
    color: #cbd5e1;
    text-decoration: none;
    transition: all 0.3s;
    font-size: clamp(0.9rem, 2vw, 1rem);
}

.footer-section a:hover {
    color: #0ea5e9;
    padding-left: 5px;
}

.footer-section p {
    font-size: clamp(0.9rem, 2vw, 1rem);
    line-height: 1.8;
}

.copyright {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: #64748b;
    font-size: clamp(0.85rem, 2vw, 0.95rem);
}

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

@media (max-width: 768px) {
    nav .container {
        flex-direction: column;
        gap: 1.5rem;
    }

    .nav-links {
        justify-content: center;
    }

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

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

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

    .feature-grid {
        grid-template-columns: 1fr;
        padding: 0 5px;
    }
}

@media (min-width: 1400px) {
    .container {
        max-width: 1400px;
    }
}