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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background: #f5f5f5;
}

/* Layout */
#root {
    min-height: 100vh;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    margin-bottom: 1rem;
    font-weight: 600;
    line-height: 1.2;
}

h1 { font-size: 2rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.5rem; }

p { margin-bottom: 1rem; }

/* Links */
a {
    color: #2563eb;
    text-decoration: none;
    cursor: pointer;
}

a:hover {
    text-decoration: underline;
}

/* Common Components */
.error-container {
    text-align: center;
    padding: 2rem;
    max-width: 600px;
    margin: 4rem auto;
}

.error-container h1 {
    font-size: 6rem;
    color: #dc2626;
    margin-bottom: 1rem;
}

.error-container h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.error-container button {
    margin-top: 1rem;
    padding: 0.75rem 1.5rem;
    background: #2563eb;
    color: white;
    border: none;
    border-radius: 0.375rem;
    cursor: pointer;
}

.loading {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 200px;
    font-size: 1.2rem;
    color: #666;
}