:root {
    --color-primary: #0066cc;
    --color-primary-dark: #004d99;
    --color-text: #1a1a2e;
    --color-text-light: #4a4a68;
    --color-bg: #ffffff;
    --color-bg-subtle: #f8f9fc;
    --color-border: #e5e7eb;
    --color-accent: #00b4d8;
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --container-width: 1100px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    --border-radius: 8px;
    --transition: 0.2s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    color: var(--color-text);
    line-height: 1.6;
    background: var(--color-bg);
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    z-index: 100;
    padding: var(--spacing-sm) 0;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: -0.5px;
}

.nav-cta {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color var(--transition);
}

.nav-cta:hover {
    color: var(--color-primary-dark);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: var(--border-radius);
    font-weight: 500;
    text-decoration: none;
    transition: all var(--transition);
    font-size: 1rem;
}

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

.btn-primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
}

.btn-large {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
}

/* Hero */
.hero {
    padding: calc(var(--spacing-xl) + 60px) 0 var(--spacing-xl);
    text-align: center;
    background: linear-gradient(135deg, var(--color-bg-subtle) 0%, var(--color-bg) 100%);
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    letter-spacing: -1px;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto var(--spacing-md);
}

/* Sections */
.section {
    padding: var(--spacing-xl) 0;
}

.section h2 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    text-align: center;
    letter-spacing: -0.5px;
}

/* Services */
.services {
    background: var(--color-bg);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.service-card {
    padding: var(--spacing-md);
    background: var(--color-bg-subtle);
    border-radius: var(--border-radius);
    transition: transform var(--transition);
}

.service-card:hover {
    transform: translateY(-4px);
}

.service-icon {
    width: 48px;
    height: 48px;
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.service-icon svg {
    width: 100%;
    height: 100%;
}

.service-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.service-card p {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

/* Team */
.team {
    background: var(--color-bg-subtle);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    max-width: 800px;
    margin: 0 auto;
}

.team-card {
    text-align: center;
    padding: var(--spacing-md);
    background: var(--color-bg);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.team-avatar {
    margin-bottom: var(--spacing-sm);
}

.avatar-placeholder {
    width: 80px;
    height: 80px;
    margin: 0 auto;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    font-weight: 600;
}

.team-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.team-role {
    color: var(--color-primary);
    font-weight: 500;
    font-size: 0.95rem;
    margin-bottom: var(--spacing-sm);
}

.team-bio {
    color: var(--color-text-light);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* Approach */
.approach {
    background: var(--color-bg);
}

.approach-content {
    max-width: 700px;
    margin: 0 auto;
}

.approach-item {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
}

.approach-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.approach-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    opacity: 0.5;
    flex-shrink: 0;
    width: 40px;
}

.approach-item h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.approach-item p {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

/* Contact */
.contact {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    text-align: center;
}

.contact h2 {
    color: white;
}

.contact-intro {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: var(--spacing-md);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.contact .btn-primary {
    background: white;
    color: var(--color-primary);
}

.contact .btn-primary:hover {
    background: var(--color-bg-subtle);
}

/* Footer */
.footer {
    background: var(--color-text);
    color: white;
    padding: var(--spacing-md) 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.footer .logo {
    color: white;
}

.footer p {
    font-size: 0.875rem;
    opacity: 0.7;
}

/* Responsive */
@media (max-width: 768px) {
    .section {
        padding: var(--spacing-lg) 0;
    }

    .hero {
        padding: calc(var(--spacing-lg) + 60px) 0 var(--spacing-lg);
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .section h2 {
        font-size: 1.75rem;
        margin-bottom: var(--spacing-md);
    }

    .team-grid {
        gap: var(--spacing-md);
    }

    .approach-item {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}