/* Time Calculator Specific Styles */
.time-calculator {
    min-height: 60vh;
}

.time-calculator .card {
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    border: none;
    border-radius: 15px;
}

    .time-calculator .card-header {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: white;
        border-radius: 15px 15px 0 0 !important;
        padding: 1.5rem;
    }

.time-calculator .card-header h2 {
    font-weight: 600;
    margin: 0;
}

.time-calculator .card-header i {
    margin-right: 0.5rem;
    font-size: 1.5rem;
}

/* Form Styling */
.time-calculator .form-label {
    font-weight: 600;
    color: #495057;
    margin-bottom: 0.5rem;
}

.time-calculator .form-control {
    border: 2px solid #e9ecef;
    border-radius: 10px;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.time-calculator .form-control:focus {
    border-color: #36d1dc;
    box-shadow: 0 0 0 0.2rem rgba(54, 209, 220, 0.25);
}

/* Calculate Button */
    .time-calculator #calculateBtn {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        border: none;
        border-radius: 10px;
        padding: 0.75rem 2rem;
        font-weight: 600;
        font-size: 1.1rem;
        transition: all 0.3s ease;
        position: relative;
        overflow: hidden;
    }

.time-calculator #calculateBtn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(54, 209, 220, 0.3);
}

.time-calculator #calculateBtn:active {
    transform: translateY(0);
}

.time-calculator #calculateBtn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

/* Results Section */
.time-calculator #results-section {
    animation: fadeInUp 0.5s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Primary Time Display */
.time-calculator .primary-time-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    margin-bottom: 1.5rem;
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

.time-calculator .primary-time-value {
    font-size: 1.6rem;
    font-weight: 700;
    margin: 0;
    line-height: 1.2;
}

@media (max-width: 768px) {
    .time-calculator .primary-time-value {
        font-size: 1.2rem;
    }
}

/* Alternative Time Formats */
/*.time-calculator .alternative-times {
    space-y: 1rem;
}
*/
.time-calculator .time-format-item {
    display: flex;
    align-items: center;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 10px;
    margin-bottom: 0.75rem;
    transition: all 0.3s ease;
}

.time-calculator .time-format-item:hover {
    background: #e9ecef;
    transform: translateX(5px);
}

.time-calculator .time-label {
    font-weight: 600;
    color: #6c757d;
    margin-right: 1rem;
    min-width: 25px;
    font-size: 0.9rem;
}

.time-calculator .time-value {
    font-weight: 700;
    color: #495057;
    font-size: 1.1rem;
    flex: 1;
}

/* Status Alert */
.time-calculator #statusAlert {
    border-radius: 10px;
    border: none;
    animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Information Section */
.time-calculator .card-body h5 {
    color: #495057;
    font-weight: 600;
}

.time-calculator .card-body h6 {
    color: #6c757d;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.time-calculator .list-unstyled li {
    padding: 0.25rem 0;
    color: #6c757d;
}

/* Responsive Design */
@media (max-width: 768px) {
    .time-calculator {
        margin-top: 1rem;
    }
    
    .time-calculator .card-header {
        padding: 1rem;
    }
    
    .time-calculator .card-header h2 {
        font-size: 1.5rem;
    }
    
    .time-calculator .primary-time-card {
        padding: 1.5rem;
    }
    
    .time-calculator .time-format-item {
        padding: 0.75rem;
        flex-direction: column;
        align-items: flex-start;
    }
    
    .time-calculator .time-label {
        margin-right: 0;
        margin-bottom: 0.25rem;
        min-width: auto;
    }
}

/* Loading Animation */
.ri-spin {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Form Validation Styles */
.time-calculator .form-control.is-invalid {
    border-color: #dc3545;
}

.time-calculator .invalid-feedback {
    display: block;
    color: #dc3545;
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

/* Card animations */
.time-calculator .card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.time-calculator .card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}