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

:root {
    --bg-primary: #fafafa;
    --bg-secondary: #ffffff;
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --accent: #000000;
    --accent-light: #333333;
    --border: #e5e5e5;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* 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(--border);
    z-index: 1000;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 72px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.2s;
}

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

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: 0.3s;
}

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 120px 24px 80px;
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.hero h1 {
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 700;
    letter-spacing: -2px;
    margin-bottom: 16px;
}

.tagline {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    color: var(--text-secondary);
    margin-bottom: 12px;
    font-weight: 500;
}

.subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.cta-btn {
    display: inline-block;
    padding: 16px 40px;
    background: var(--accent);
    color: white;
    text-decoration: none;
    font-weight: 600;
    border-radius: 8px;
    transition: background 0.2s, transform 0.2s;
}

.cta-btn:hover {
    background: var(--accent-light);
    transform: translateY(-2px);
}

/* Sections */
section {
    padding: 100px 0;
}

section h2 {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
    letter-spacing: -1px;
}

/* About */
.about {
    background: var(--bg-secondary);
}

.about-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.about-content p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.8;
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--bg-secondary);
    padding: 40px 30px;
    border-radius: 12px;
    border: 1px solid var(--border);
    text-align: center;
    transition: transform 0.2s, box-shadow 0.2s;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
}

.service-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    font-weight: 600;
}

.service-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* Blog */
.blog {
    background: var(--bg-secondary);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.blog-card {
    background: var(--bg-primary);
    padding: 35px;
    border-radius: 12px;
    border: 1px solid var(--border);
    transition: transform 0.2s;
}

.blog-card:hover {
    transform: translateY(-3px);
}

.blog-date {
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.blog-card h3 {
    font-size: 1.25rem;
    margin-bottom: 15px;
    font-weight: 600;
    line-height: 1.4;
}

.blog-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

.read-more {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: color 0.2s;
}

.read-more:hover {
    color: var(--accent-light);
}

/* Contact */
.contact-intro {
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 50px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.contact-methods {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.contact-card {
    background: var(--bg-secondary);
    padding: 40px 50px;
    border-radius: 12px;
    border: 1px solid var(--border);
    text-align: center;
    text-decoration: none;
    color: inherit;
    transition: transform 0.2s, box-shadow 0.2s;
    min-width: 250px;
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
}

.contact-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.contact-card h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    font-weight: 600;
}

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

/* Footer */
.footer {
    padding: 40px 0;
    text-align: center;
    border-top: 1px solid var(--border);
}

.footer p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Mobile */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--bg-secondary);
        flex-direction: column;
        padding: 30px;
        gap: 25px;
        border-bottom: 1px solid var(--border);
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    section {
        padding: 70px 0;
    }

    section h2 {
        font-size: 2rem;
        margin-bottom: 40px;
    }

    .contact-methods {
        flex-direction: column;
        align-items: center;
    }

    .contact-card {
        width: 100%;
        max-width: 300px;
    }
}