/* Sci-Fi Theme */
:root {
    --sci-fi-bg: #0a0a1a;
    --sci-fi-text: #e0e0e0;
    --sci-fi-accent: #00f2ff;
    --sci-fi-accent-dark: #00aacc;
    --sci-fi-border: #334;
}

body.sci-fi-theme {
    background-color: var(--sci-fi-bg);
    color: var(--sci-fi-text);
    font-family: 'Courier New', Courier, monospace;
    padding: 2rem;
    min-height: 100vh;
    display: flex;
    flex-direction: column; /* Ensure footer (if any) goes below */
}

/* Keep Bootstrap container but adjust for theme */
.sci-fi-theme .container {
    background-color: rgba(16, 16, 32, 0.7); /* Slightly lighter bg */
    border: 1px solid var(--sci-fi-border);
    border-radius: 8px;
    padding: 2rem;
    box-shadow: 0 0 15px rgba(0, 242, 255, 0.1);
}

/* Style Bootstrap buttons */
.sci-fi-theme .btn-primary {
    background-color: transparent;
    border-color: var(--sci-fi-accent);
    color: var(--sci-fi-accent);
    transition: all 0.3s ease;
}

.sci-fi-theme .btn-primary:hover,
.sci-fi-theme .btn-primary:focus {
    background-color: var(--sci-fi-accent);
    border-color: var(--sci-fi-accent);
    color: var(--sci-fi-bg);
    box-shadow: 0 0 10px var(--sci-fi-accent);
}

.sci-fi-theme .btn-secondary,
.sci-fi-theme .btn-outline-secondary {
    background-color: transparent;
    border-color: var(--sci-fi-border);
    color: var(--sci-fi-text);
    transition: all 0.3s ease;
}

.sci-fi-theme .btn-secondary:hover,
.sci-fi-theme .btn-secondary:focus,
.sci-fi-theme .btn-outline-secondary:hover,
.sci-fi-theme .btn-outline-secondary:focus {
    background-color: var(--sci-fi-border);
    border-color: var(--sci-fi-border);
    color: var(--sci-fi-accent);
    box-shadow: 0 0 5px var(--sci-fi-border);
}

/* Style form elements */
.sci-fi-theme .form-label {
    color: var(--sci-fi-accent);
}

.sci-fi-theme .form-control {
    background-color: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--sci-fi-border);
    color: var(--sci-fi-text);
}

.sci-fi-theme .form-control:focus {
    background-color: rgba(0, 0, 0, 0.5);
    border-color: var(--sci-fi-accent);
    color: var(--sci-fi-text);
    box-shadow: 0 0 8px rgba(0, 242, 255, 0.3);
}

.sci-fi-theme .form-control::placeholder {
    color: #889;
}

/* Style invalid form fields */
.sci-fi-theme .form-control.is-invalid {
    border-color: #dc3545; /* Bootstrap's default danger color */
    box-shadow: 0 0 8px rgba(220, 53, 69, 0.4); /* Add a red glow */
}
/* Ensure the text error message is visible */
.sci-fi-theme .text-danger {
    color: #dc3545 !important; /* Ensure Bootstrap danger color is used */
}

/* Ensure focus styles override invalid styles if focused, but keep indication */
.sci-fi-theme .form-control.is-invalid:focus {
    border-color: #dc3545; /* Keep border red on focus */
    box-shadow: 0 0 8px rgba(220, 53, 69, 0.6); /* Enhance red glow on focus */
}

/* Style Bootstrap invalid tooltip */
.sci-fi-theme .invalid-tooltip {
    display: none; /* Hide by default */
    background-color: rgba(220, 53, 69, 0.9); /* Red background */
    color: white;
    border-radius: 4px;
    padding: .25rem .5rem;
    font-size: .875em;
    /* Position adjustments might be needed depending on exact layout */
    z-index: 10; /* Ensure it's above the input */
}

/* Only show validation messages for invalid inputs after form submission attempt */
.sci-fi-theme .was-validated .form-control:invalid ~ .invalid-tooltip {
    display: block;
}


/* Logged-in message */
.sci-fi-theme .logged-in-message p {
    margin-bottom: 1.5rem;
    font-size: 1.1em;
}

.sci-fi-theme .logged-in-message strong {
    color: var(--sci-fi-accent);
    font-weight: normal; /* Monospace fonts often look bold already */
}

/* Logo Styling */
.logo-image {
    /* Removed max-width and height to display at native size */
    filter: drop-shadow(0 0 5px var(--sci-fi-accent)); /* Add a subtle glow */
}