/* Use the university background with blue overlay */
body {
    background: linear-gradient(
        rgba(0, 82, 147, 0.7), /* Blue overlay */
        rgba(0, 82, 147, 0.7) /* Blue overlay */
    ),
    url('../img/bue_bg.jpg') no-repeat center center fixed; /* Updated image path */
    background-size: cover;
    min-height: 100vh;
    color: #fff; /* Default text color for body, can be overridden */
    font-family: 'Poppins', sans-serif; /* Ensure Poppins is applied */
    margin: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
}


/* Adjust text colors for better contrast */
.login-container,
.bue-card,
.bue-nav-link,
.bue-search-section,
.bue-quick-stats,
.bue-stat-card { /* Removed .footer from this group */
    background-color: rgba(255, 255, 255, 0.9); /* Semi-transparent white */
    color: #333; /* Dark text for readability on light backgrounds */
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* Ensure links are visible */
.bue-nav-link,
.bue-nav-link h3,
.bue-nav-link p,
.bue-card-title a {
    color: #333 !important;
}

/* Search section styling */
.bue-search-section {
    background-color: rgba(255, 255, 255, 0.95); /* Slight transparency */
    padding: 2rem;
    margin-bottom: 2rem;
}

/* Quick stats styling */
.bue-quick-stats {
    background-color: rgba(255, 255, 255, 0.95); /* Slight transparency */
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.bue-stat-card {
    background-color: rgba(0, 82, 147, 0.8); /* Stat cards with a blue background */
    color: white; /* White text for stat cards */
    transition: transform 0.3s ease, background-color 0.3s ease;
}

/* Hover effect on stat cards */
.bue-stat-card:hover {
    background-color: rgba(0, 82, 147, 1); /* Darker blue on hover */
    transform: translateY(-3px); /* Subtle lift on hover */
}

/* Form input focus styling */
.form-input:focus {
    outline: none;
    border-color: var(--bue-blue);
    box-shadow: 0 0 0 3px rgba(0, 82, 147, 0.2);
}

.form-input:invalid:focus {
    border-color: var(--bue-error);
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.2);
}

.form-input:valid:focus {
    border-color: var(--bue-success);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

/* Floating label effect */
.form-group.focused .form-label {
    transform: translateY(-20px);
    font-size: 0.85rem;
    color: var(--bue-blue);
}

/* Ripple effect for modern interaction */
.ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    transform: scale(0);
    animation: ripple 0.6s linear;
    pointer-events: none;
}

@keyframes ripple {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* Keyframe for fade-in effect */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Keyframe for fadeInUp effect */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}


/* Adjust login container for modern look */
.login-container {
    background: var(--bue-white); /* Still explicit white background for login card */
    border-radius: 16px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
    padding: 3rem 2.5rem;
    width: 100%;
    max-width: 460px;
    position: relative;
    z-index: 1;
    animation: fadeInUp 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    overflow: hidden;
    margin-top: 50px;
    margin-bottom: 50px;
}

/* Add gradient header effect */
.login-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 8px;
    background: linear-gradient(90deg, var(--bue-blue), var(--bue-light-blue));
}

/* Style for buttons */
.login-btn {
    width: 100%;
    background: linear-gradient(135deg, var(--bue-blue), var(--bue-light-blue));
    color: white;
    border: none;
    padding: 1rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    margin-top: 0.5rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px rgba(30, 58, 138, 0.15);
    position: relative;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Hover effects for button */
.login-btn:hover {
    background: linear-gradient(135deg, var(--bue-dark-blue), var(--bue-blue));
    box-shadow: 0 6px 8px rgba(30, 58, 138, 0.2);
    transform: translateY(-2px);
}

/* Disable button state */
.login-btn:disabled {
    background: #9ca3af;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none;
}

/* Add animation to button for ripple effect */
.login-btn::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: rgba(255, 255, 255, 0.1);
    transform: rotate(45deg);
    transition: all 0.5s ease;
    opacity: 0;
}

.login-btn:hover::after {
    left: 100%;
    opacity: 1;
}

/* Error message styling */
.error-message {
    background: #fef2f2;
    color: var(--bue-error);
    padding: 1rem;
    border-radius: 8px;
    font-size: 0.95rem;
    margin-top: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    animation: fadeIn 0.3s ease;
    border-left: 4px solid var(--bue-error);
}

/* Footer Styling */
.footer {
    background-color: transparent; /* Makes background transparent so body's background shows through */
    color: white; /* Ensures text is readable against the blue overlay */
    text-align: center;
    padding: 1.5rem;
    font-size: 0.9rem;
    box-shadow: none; /* Removes shadow to blend with body */
    z-index: 1;
    width: 100%;
    border-radius: 0; /* Ensures full-width and no rounded corners */
}


/* Responsive adjustments */
@media (max-width: 576px) {
    .login-container {
        padding: 2.5rem 1.5rem;
        border-radius: 12px;
    }

    .header-logo img {
        height: 50px;
    }

    /* .login-title {
        font-size: 1.5rem;
    } */
}


/* Variables for BUE branding colors */
:root {
    --bue-blue: #005293; /* Primary BUE Blue */
    --bue-light-blue: #007bff; /* A lighter shade of blue */
    --bue-dark-blue: #003a6b; /* A darker shade of blue */
    --bue-white: #ffffff;
    --bue-gray: #6b7280;
    --bue-light-gray: #e5e7eb;
    --bue-dark-gray: #374151;
    --bue-success: #10b981;
    --bue-error: #dc2626;
    --bue-warning: #f59e0b;
}

/* Base styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

.main-content {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-grow: 1;
    width: 100%;
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.header-logo img {
    height: 60px;
    margin-bottom: 1rem;
}

.login-title {
    font-size: 1.4rem;
    margin-top: 5px;
    font-weight: 700;
    color: var(--bue-dark-blue);
    margin-bottom: 0.5rem;
}

.login-subtitle {
    font-size: 1rem;
    color: var(--bue-gray);
}

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

.form-label {
    position: absolute;
    top: 14px;
    left: 45px;
    color: var(--bue-gray);
    font-size: 1rem;
    pointer-events: none;
    transition: all 0.2s ease-out;
    background-color: var(--bue-white);
    padding: 0 5px;
    z-index: 10;
}

.form-input-container {
    position: relative;
}

.input-icon {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--bue-gray);
    z-index: 10;
}

.form-input {
    width: 100%;
    padding: 1rem 1rem 1rem 45px;
    border: 1px solid var(--bue-light-gray);
    border-radius: 8px;
    font-size: 1rem;
    color: var(--bue-dark-gray);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    background-color: var(--bue-white);
}

.form-input::placeholder {
    color: transparent;
}

.form-input:not(:placeholder-shown) + .form-label,
.form-input:focus + .form-label {
    transform: translateY(-20px);
    font-size: 0.85rem;
    color: var(--bue-blue);
    left: 40px;
}

.form-group.focused .form-label {
    background-color: var(--bue-white);
    padding: 0 5px;
}

.password-toggle {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
    color: var(--bue-gray);
}

.loading {
    display: none;
    margin-left: 10px;
    animation: spin 1s linear infinite;
}

.loading.show {
    display: inline-block;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}