body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.7;
    color: #2d3436;
    margin: 0;
    padding: 0;
    background-color: #f9fbfd;
}

:root {
    --primary: #2c3e50;
    --accent: #e67e22;
    --light-bg: #f4f7f6;
    --white: #ffffff;
    --text-dark: #2d3436;
    --text-light: #636e72;
    --transition: all 0.3s ease;
}

* {
    box-sizing: border-box;
}

/* Navigation */
header {
    background: var(--white);
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 15px rgba(0,0,0,0.05);
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    text-decoration: none;
    letter-spacing: -0.5px;
}

.logo span {
    color: var(--accent);
}

nav ul {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

nav ul li {
    margin-left: 2.5rem;
}

nav ul li a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition);
    font-size: 0.95rem;
}

nav ul li a:hover {
    color: var(--accent);
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary);
    margin: 2px 0;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    padding: 100px 5% 80px;
    background: linear-gradient(135deg, #fdfbfb 0%, #ebedee 100%);
    text-align: center;
}

.hero h1 {
    font-size: 3.5rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.2;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto 2.5rem;
}

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: var(--primary);
    color: var(--white);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
    border: none;
}

.btn:hover {
    background: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(230, 126, 34, 0.3);
}

/* Content Sections */
section {
    padding: 80px 5%;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.card {
    background: var(--white);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.03);
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-10px);
}

.card h3 {
    color: var(--primary);
    margin-bottom: 1rem;
}

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

.text-block {
    margin-bottom: 2rem;
}

.highlight {
    color: var(--accent);
    font-weight: 700;
}

/* Footer */
footer {
    background: var(--primary);
    color: var(--white);
    padding: 60px 5% 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h4 {
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.footer-col ul {
    list-style: none;
    padding: 0;
}

.footer-col ul li {
    margin-bottom: 0.8rem;
}

.footer-col ul li a {
    color: #bdc3c7;
    text-decoration: none;
    transition: var(--transition);
}

.footer-col ul li a:hover {
    color: var(--white);
}

.copyright {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: 0.9rem;
    color: #bdc3c7;
}

/* Responsive */
@media (max-width: 992px) {
    .hero h1 {
        font-size: 2.8rem;
    }
}

@media (max-width: 768px) {
    header {
        padding: 1rem 5%;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    nav {
        display: none; /* In a real scenario, we'd use JS to toggle this */
    }
    
    .hero h1 {
        font-size: 2.2rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
}