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

:root {
    --primary-color: #FF6F61;
    --secondary-color: #E84A3F;
    --accent-color: #FF8C82;
    --text-primary: #2C3E50;
    --text-secondary: #4b5563;
    --background-light: #fff5f4;
    --white: #ffffff;
    --transition: all 0.3s ease;
}

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

/* Header and Navigation */
header {
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links li {
    list-style: none;
}

.nav-links a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    transition: var(--transition);
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
}

.nav-links a:hover {
    color: var(--primary-color);
    background-color: rgba(255, 111, 97, 0.1);
}

.login-btn {
    background-color: var(--primary-color);
    color: var(--white) !important;
    padding: 0.75rem 1.5rem !important;
    border-radius: 0.5rem;
    font-weight: 600 !important;
    transition: var(--transition);
}

.login-btn:hover {
    background-color: var(--secondary-color) !important;
    transform: translateY(-1px);
}

/* Hero Section */
#hero {
    background: linear-gradient(135deg, rgba(255, 111, 97, 0.1) 0%, rgba(255, 140, 130, 0.1) 100%);
    padding: 8rem 2rem 6rem;
    margin-top: 4rem;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

#hero h2 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

#hero p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-btn {
    display: inline-block;
    background-color: var(--primary-color);
    color: var(--white);
    padding: 1rem 2rem;
    border-radius: 0.5rem;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    box-shadow: 0 4px 6px -1px rgba(255, 111, 97, 0.1), 0 2px 4px -1px rgba(255, 111, 97, 0.06);
}

.cta-btn:hover {
    background-color: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(255, 111, 97, 0.1), 0 4px 6px -2px rgba(255, 111, 97, 0.05);
}

/* Features Section */
#features {
    padding: 6rem 2rem;
    background-color: var(--white);
}

#features h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    color: var(--text-primary);
}

.feature-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    transition: var(--transition);
    border: 1px solid rgba(255, 111, 97, 0.1);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px rgba(255, 111, 97, 0.1), 0 10px 10px -5px rgba(255, 111, 97, 0.04);
    border-color: var(--primary-color);
}

.card h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
    color: var(--text-primary);
    font-weight: 600;
}

.card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Users Section */
#users {
    padding: 6rem 2rem;
    background: linear-gradient(135deg, rgba(255, 111, 97, 0.1) 0%, rgba(255, 140, 130, 0.1) 100%);
}

#users h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    color: var(--text-primary);
}

.user-roles {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.role {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    transition: var(--transition);
    border: 1px solid rgba(255, 111, 97, 0.1);
}

.role:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px rgba(255, 111, 97, 0.1), 0 10px 10px -5px rgba(255, 111, 97, 0.04);
    border-color: var(--primary-color);
}

.role h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
    color: var(--text-primary);
    font-weight: 600;
}

.role p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Footer */
footer {
    background-color: var(--text-primary);
    color: var(--white);
    text-align: center;
    padding: 2rem 0;
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    nav {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem;
    }

    .nav-links {
        flex-direction: column;
        width: 100%;
        gap: 1rem;
    }

    .nav-links li {
        width: 100%;
        text-align: center;
    }

    #hero {
        padding: 6rem 1rem 4rem;
    }

    #hero h2 {
        font-size: 2.5rem;
    }

    .feature-cards, .user-roles {
        grid-template-columns: 1fr;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-content, .card, .role {
    animation: fadeIn 0.6s ease-out forwards;
}