body {
    font-family: 'Inter', sans-serif;
}

.hero-gradient {
    background: linear-gradient(135deg, #0d6efd 0%, #6c757d 100%);
}

.card-hover {
    transition: all 0.3s ease;
}

.card-hover:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.result-highlight {
    background: linear-gradient(45deg, #198754, #20c997);
    color: white;
    padding: 1rem;
    border-radius: 0.5rem;
    margin: 1rem 0;
}

.navbar-brand {
    font-weight: 700;
}

.btn-primary {
    background-color: #0d6efd;
    border-color: #0d6efd;
}

.btn-primary:hover {
    background-color: #0b5ed7;
    border-color: #0a58ca;
}

/* Navigation Dropdown Animations */
.group:hover .group-hover\:block {
    display: block;
    animation: fadeIn 0.2s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Form Styles */
.form-input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #d1d5db;
    border-radius: 0.5rem;
    font-size: 1rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-input:focus {
    outline: none;
    border-color: #0d6efd;
    box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.1);
}

.form-label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: #374151;
}

/* Button Styles */
.btn {
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 500;
    text-decoration: none;
    display: inline-block;
    text-align: center;
    transition: all 0.2s;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background-color: #0d6efd;
    color: white;
}

.btn-primary:hover {
    background-color: #0b5ed7;
}

.btn-success {
    background-color: #198754;
    color: white;
}

.btn-success:hover {
    background-color: #157347;
}

.btn-warning {
    background-color: #ffc107;
    color: #000;
}

.btn-warning:hover {
    background-color: #e0a800;
}

.btn-danger {
    background-color: #dc3545;
    color: white;
}

.btn-danger:hover {
    background-color: #bb2d3b;
}

.btn-secondary {
    background-color: #6c757d;
    color: white;
}

.btn-secondary:hover {
    background-color: #5c636a;
}

/* Course/Semester Cards */
.course-card {
    border: 1px solid #e5e7eb;
    border-radius: 0.5rem;
    padding: 1rem;
    margin-bottom: 1rem;
    background-color: white;
}

.course-card:hover {
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

/* Result Display */
.result-box {
    background: linear-gradient(45deg, #198754, #20c997);
    color: white;
    padding: 1.5rem;
    border-radius: 0.5rem;
    margin-top: 1rem;
    text-align: center;
}

.result-box h4 {
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.result-box .result-value {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.result-box .result-details {
    font-size: 0.875rem;
    opacity: 0.9;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-gradient h1 {
        font-size: 2.5rem;
    }
    
    .hero-gradient p {
        font-size: 1.25rem;
    }
    
    .card-hover {
        transform: none;
    }
    
    .card-hover:hover {
        transform: none;
    }
}

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.spinner {
    display: inline-block;
    width: 1rem;
    height: 1rem;
    border: 2px solid #f3f4f6;
    border-top: 2px solid #0d6efd;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Alert Styles */
.alert {
    padding: 1rem;
    border-radius: 0.5rem;
    margin-bottom: 1rem;
}

.alert-success {
    background-color: #d1e7dd;
    color: #0f5132;
    border: 1px solid #badbcc;
}

.alert-error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c2c7;
}

.alert-warning {
    background-color: #fff3cd;
    color: #664d03;
    border: 1px solid #ffecb5;
}

.alert-info {
    background-color: #cff4fc;
    color: #055160;
    border: 1px solid #b6effb;
}

/* University Specific Colors */
.uaf-theme {
    border-left: 4px solid #22c55e;
}

.ucp-theme {
    border-left: 4px solid #3b82f6;
}

.uog-theme {
    border-left: 4px solid #8b5cf6;
}

.nums-theme {
    border-left: 4px solid #ef4444;
}

.nust-theme {
    border-left: 4px solid #f59e0b;
}

.mdcat-theme {
    border-left: 4px solid #6366f1;
}

.vit-theme {
    border-left: 4px solid #f97316;
}

.srm-theme {
    border-left: 4px solid #14b8a6;
}

/* Print Styles */
@media print {
    .no-print {
        display: none !important;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
    
    .result-box {
        background: #f8f9fa !important;
        color: #000 !important;
        border: 2px solid #dee2e6;
    }
}