:root {
    --bg-dark: #0a0a0a;
    --bg-light-dark: #1a1a1a;
    /* Slightly lighter for the card */
    --border-color: #2f2f2f;
    --primary-color: #8c3bf6;
    --text-primary: #f5f5f5;
    --text-secondary: #a3a3a3;
}

.btn {
    --bs-btn-bg: #8c3bf6;
    --bs-btn-border-color: #8c3bf6;
    --bs-btn-hover-bg: #a574e6;
    --bs-btn-hover-border-color: #a574e6;
    --bs-btn-active-bg: #a574e6;
    --bs-btn-active-border-color: #a574e6;
    --bs-btn-disabled-bg: #6d5b85;
    --bs-btn-disabled-border-color: #6d5b85;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: Inter, sans-serif;
    /* Use Inter font for consistency */
}

/* Main container to center the login card */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 1rem;
}

/* The login card itself */
.login-card {
    background-color: var(--bg-light-dark);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2.5rem;
    width: 100%;
    max-width: 450px;
    /* Control the max width of the form */
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.login-header {
    font-size: 2rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* Form Styles */
.form-label {
    font-weight: 500;
    color: var(--text-secondary);
}

.form-control {
    background-color: #0a0a0a;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.75rem 1rem;
    border-radius: 8px;
}

.form-control:focus {
    background-color: #0a0a0a;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.25rem rgba(140, 59, 246, 0.25);
    color: var(--text-primary);
}

.form-control::placeholder {
    color: #6b7280;
    /* A darker placeholder text */
}

/* Button Styles */
.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    padding: 0.75rem;
    font-weight: 600;
    border-radius: 8px;
    transition: background-color 0.2s ease;
}

.btn-primary:hover {
    background-color: #a574e6;
    border-color: #a574e6;
}

/* Link Styles */
a {
    color: var(--primary-color);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
    color: #a574e6;
}

.form-text {
    font-size: 0.875rem;
}