:root {
    --primary-color: #2563eb;
    --secondary-color: #1e40af;
    --background-color: #f3f4f6;
    --surface-color: #ffffff;
    --text-color: #1f2937;
    --border-color: #e5e7eb;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    margin: 0;
    padding: 0;
    line-height: 1.6;
}

.container {
    max-width: 800px;
    margin: 2rem auto;
    padding: 0 1rem;
}

.card {
    background: var(--surface-color);
    border-radius: 12px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    padding: 2rem;
    margin-bottom: 2rem;
}

h1, h2, h3 {
    color: #111827;
    margin-top: 0;
}

h1 {
    font-size: 1.875rem;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 1rem;
    margin-bottom: 2rem;
}

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

label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #374151;
}

input[type="text"],
input[type="url"],
textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
    transition: border-color 0.2s;
    box-sizing: border-box;
}

input[type="text"]:focus,
input[type="url"]:focus,
textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

textarea {
    min-height: 200px;
    font-family: monospace;
}

button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s;
    width: 100%;
}

button:hover {
    background-color: var(--secondary-color);
}

.alert {
    padding: 1rem;
    border-radius: 6px;
    margin-bottom: 1rem;
}

.alert-success {
    background-color: #d1fae5;
    color: #065f46;
}

.generated-page {
    max-width: 900px;
    margin: 0 auto;
    background: white;
    min-height: 100vh;
    padding: 2rem;
    box-shadow: 0 0 20px rgba(0,0,0,0.05);
}

.generated-header {
    text-align: center;
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid #eee;
}

.generated-content p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.btn-link {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    padding: 10px 20px;
    border-radius: 5px;
    margin-top: 20px;
}