/* General Body Styles */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f7f6;
    color: #333;
    line-height: 1.6;
}

/* Header and Navigation */
header {
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    padding: 1rem 2rem;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: #667eea;
}

.login-button {
    background-color: #667eea;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 500;
    transition: background-color 0.3s;
}

.login-button:hover {
    background-color: #764ba2;
}

/* Main Content */
main {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 2rem;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 4rem 1rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 8px;
    margin-bottom: 2rem;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.hero p {
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0.5rem auto;
}

/* Features Section */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.feature {
    background-color: #fff;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    text-align: center;
}

.feature h2 {
    font-size: 1.25rem;
    color: #667eea;
    margin-bottom: 0.5rem;
}

/* Footer */
footer {
    text-align: center;
    padding: 2rem 1rem;
    margin-top: 2rem;
    background-color: #333;
    color: white;
}

footer ul {
    list-style: none;
    padding: 0;
    margin: 1rem 0 0;
}

footer ul li {
    display: inline;
    margin: 0 10px;
}

footer a {
    color: #a7a7a7;
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}


/* Login Page Specific Styles */
.login-container {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 400px;
    margin: 5rem auto; /* Center it vertically */
}

.login-container h1 {
    text-align: center;
    margin-bottom: 2rem;
    color: #333;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
    box-sizing: border-box; /* Ensures padding doesn't affect width */
}

.login-btn {
    width: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0.75rem;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
    margin-bottom: 1rem;
    transition: opacity 0.3s;
}

.login-btn:hover {
    opacity: 0.9;
}

.error-message {
    background: #fee;
    color: #c33;
    padding: 0.75rem;
    border-radius: 4px;
    text-align: center;
    margin-top: 1rem;
}