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

:root {
    --primary-color: #2563eb;
    --primary-dark: #1e40af;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --bg-light: #f9fafb;
    --bg-white: #ffffff;
    --border-color: #e5e7eb;
    --accent-gradient: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-white);
}

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

/* Header & Navigation */
header {
    background: var(--bg-white);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 20px;
}

.logo h1 {
    font-size: 1.75rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.25rem;
}

.logo .tagline {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    transition: color 0.3s ease;
}

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

/* Hero Section */
.hero {
    background: var(--accent-gradient);
    color: white;
    padding: 6rem 0;
    text-align: center;
}

.hero h2 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-text {
    font-size: 1.25rem;
    max-width: 700px;
    margin: 0 auto 2.5rem;
    opacity: 0.95;
    line-height: 1.7;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: white;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    border-radius: 8px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

/* About Section */
.about {
    padding: 5rem 0;
    background: var(--bg-white);
    text-align: center;
}

.about h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.about p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
}

/* Focus Section */
.focus {
    padding: 5rem 0;
    background: var(--bg-light);
}

.focus h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-primary);
}

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

.focus-card {
    background: white;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.focus-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.12);
}

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

.focus-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.focus-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Contact Section */
.contact {
    padding: 5rem 0;
    background: var(--bg-white);
    text-align: center;
}

.contact h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.contact p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.contact-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: var(--accent-gradient);
    color: white;
    text-decoration: none;
    font-weight: 600;
    border-radius: 8px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.contact-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

/* Footer */
footer {
    background: var(--text-primary);
    color: white;
    padding: 2rem 0;
    text-align: center;
}

footer p {
    color: rgba(255, 255, 255, 0.8);
    margin: 0.25rem 0;
}

footer a {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    transition: color 0.3s ease;
}

footer a:hover {
    color: white;
    text-decoration: underline;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    nav {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }

    .nav-links {
        flex-direction: row;
        gap: 1.5rem;
    }

    .hero h2 {
        font-size: 2rem;
    }

    .hero-text {
        font-size: 1rem;
    }

    .about h2,
    .focus h2,
    .contact h2 {
        font-size: 2rem;
    }

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

    .hero {
        padding: 4rem 0;
    }

    .about,
    .focus,
    .contact {
        padding: 3rem 0;
    }
}

@media (max-width: 480px) {
    .hero h2 {
        font-size: 1.75rem;
    }

    .nav-links {
        gap: 1rem;
        font-size: 0.9rem;
    }

    .focus-card {
        padding: 2rem;
    }
}