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

body {
    font-family: 'Inter', sans-serif;
    color: #333333;
    background-color: #f9fafb;
    line-height: 1.6;
}

/* Container Utility */
.container {
    width: 100%;
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation Bar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: #ffffff;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    z-index: 1000;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: #111827;
    text-decoration: none;
}

.logo span {
    color: #2563eb;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-links a {
    text-decoration: none;
    color: #4b5563;
    font-weight: 500;
    transition: color 0.2s ease;
}

.nav-links a:hover {
    color: #2563eb;
}

/* Buttons */
.btn-primary, .btn-secondary, .btn-outline {
    display: inline-block;
    padding: 10px 20px;
    border-radius: 6px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s ease;
}

.btn-primary {
    background-color: #2563eb;
    color: #ffffff;
}

.btn-primary:hover {
    background-color: #1d4ed8;
}

.btn-secondary {
    background-color: #ffffff;
    color: #1f2937;
    border: 1px solid #d1d5db;
}

.btn-secondary:hover {
    background-color: #f3f4f6;
}

.btn-outline {
    border: 1px solid #2563eb;
    color: #2563eb;
}

.btn-outline:hover {
    background-color: #2563eb;
    color: #ffffff;
}

/* Hero Section */
.hero {
    padding: 160px 0 100px;
    background: linear-gradient(135deg, #eff6ff 0%, #f3f4f6 100%);
    text-align: center;
}

.hero-content {
    max-width: 700px;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
    color: #111827;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero p {
    font-size: 1.125rem;
    color: #4b5563;
    margin-bottom: 30px;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
}

/* Features Section */
.features {
    padding: 90px 0;
    background-color: #ffffff;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 2.25rem;
    font-weight: 700;
    color: #111827;
    margin-bottom: 10px;
}

.section-title p {
    color: #6b7280;
    font-size: 1.1rem;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.card {
    display: flex;
    gap: 20px;
    padding: 30px;
    background: #f9fafb;
    border-radius: 10px;
    border: 1px solid #e5e7eb;
    transition: transform 0.2s ease;
}

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

.card .icon {
    font-size: 2rem;
}

.card h3 {
    font-size: 1.25rem;
    margin-bottom: 8px;
    color: #1f2937;
}

.card p {
    color: #6b7280;
    font-size: 0.95rem;
}

/* Footer */
.footer {
    background-color: #111827;
    color: #9ca3af;
    padding: 40px 0;
}

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

.social-links {
    display: flex;
    gap: 20px;
}

.social-links a {
    color: #9ca3af;
    text-decoration: none;
    transition: color 0.2s;
}

.social-links a:hover {
    color: #ffffff;
}

/* Responsive Design Adjustments */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.25rem;
    }
    .nav-links {
        display: none; /* Can be paired with mobile toggle JavaScript later */
    }
    .footer-content {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
}