:root {
    --primary: #2563eb;
    --dark: #0f172a;
    --light: #f8fafc;
    --text: #334155;
}

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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text);
    background-color: var(--light);
}

/* Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 10%;
    background: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark);
}

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

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

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

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

/* Hero Section */
.hero {
    padding: 100px 10%;
    text-align: center;
    background: linear-gradient(135deg, #ffffff 0%, #e2e8f0 100%);
}

.hero h1 {
    font-size: 3.5rem;
    color: var(--dark);
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto 2rem;
}

/* Buttons */
.btn-main {
    background: var(--primary);
    color: white;
    padding: 12px 30px;
    border: none;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    margin-right: 10px;
}

.btn-secondary {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
    padding: 10px 28px;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
}

/* Features */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    padding: 80px 10%;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    transition: transform 0.3s;
}

.feature-card:hover { transform: translateY(-5px); }

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

/* Footer */
footer {
    text-align: center;
    padding: 3rem;
    background: var(--dark);
    color: white;
}