/* Base Styling - DARK MODE */
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
    background-color: #111827; /* Very Dark Blue-Gray */
    color: #f3f4f6; /* Light Text */
    margin: 0;
    padding: 20px;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    min-height: 100vh;
}

.container {
    width: 100%;
    max-width: 900px;
    background-color: #1f2937; /* Dark Container */
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
    padding: 32px;
    margin-top: 20px;
}

/* Header */
h1 {
    font-size: 2.25rem;
    font-weight: 800;
    color: #6366f1; /* Indigo Accent */
    text-align: center;
    margin-bottom: 8px;
}

.subtitle {
    text-align: center;
    color: #9ca3af; /* Medium Gray Text */
    margin-bottom: 24px;
}