.saecanet-body {
    font-family: sans-serif;
    margin: 0;
    padding: 20px;
    background-color: #f4f4f4;
    color: #333;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    min-height: 100vh;
}

.saecanet-container {
    background-color: #fff;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 0 15px rgba(0,0,0,0.1);
    width: 100%;
/*    max-width: 700px; */
}

.saecanet-main-title {
    text-align: center;
    color: #2c3e50;
    margin-bottom: 10px;
}

.saecanet-page-description {
    text-align: left;
    font-size: 0.95em;
    color: #555;
    margin-bottom: 20px;
    line-height: 1.6;
    padding: 0 10px;
    border-left: 3px solid #007bff;
    background-color: #f9f9f9;
    padding: 10px 15px;
}

.saecanet-equation-display {
    text-align: center;
    font-size: 1.2em;
    font-style: italic;
    color: #555;
    margin-bottom: 20px;
}

.saecanet-input-area {
    display: grid;
    grid-template-columns: 1fr; 
    gap: 15px;
    margin-bottom: 20px;
}

@media (min-width: 500px) { 
    .saecanet-input-area {
        grid-template-columns: repeat(2, 1fr);
    }
}

.saecanet-input-group {
    display: flex;
    flex-direction: column;
}

.saecanet-label {
    margin-bottom: 5px;
    font-weight: bold;
    color: #34495e;
}

.saecanet-input, .saecanet-input-coeff {
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1em;
    box-sizing: border-box; 
    width: 100%;
}

.saecanet-input:focus, .saecanet-input-coeff:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 5px rgba(52, 152, 219, 0.5);
}

.saecanet-main-button {
    display: block;
    width: 100%;
    padding: 12px 20px;
    font-size: 1.1em;
    color: #fff;
    background-color: #007bff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    margin-bottom: 20px;
}

.saecanet-main-button:hover {
    background-color: #0056b3;
}

.saecanet-result-container {
    background-color: #fff;
    padding: 15px; 
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    margin-bottom: 20px;
}

.saecanet-result-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 15px;
}

.saecanet-result-header .saecanet-anchored {
    margin: 0;
    color: #0056b3; 
    font-size: 1.3em;
}

@media (max-width: 600px) {
    .saecanet-result-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    .saecanet-header-buttons {
        flex-wrap: wrap; 
    }
}

.saecanet-header-buttons {
    display: flex;
    align-items: center;
}

.saecanet-header-buttons .saecanet-header-button {
    width: auto; 
    height: 32px;
    padding: 5px 10px;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    display: inline-flex; 
    align-items: center;
    justify-content: center;
    transition: background-color 0.3s ease;
    position: relative; 
    flex-shrink: 0; 
    gap: 5px; 
}

.saecanet-header-buttons .saecanet-header-button svg {
    width: 18px; 
    height: 18px; 
    fill: white;
}

.saecanet-header-buttons .saecanet-header-button .saecanet-button-text {
    font-size: 0.9em;
    line-height: 1; 
}


.saecanet-header-buttons #copyBtn.saecanet-header-button {
    background-color: #6c757d; 
    margin-right: 10px; 
}

.saecanet-header-buttons #copyBtn.saecanet-header-button:hover {
    background-color: #5a6268;
}

.saecanet-header-buttons #copyBtn.saecanet-header-button .saecanet-copy-tooltip {
    visibility: hidden;
    width: 80px;
    background-color: #555;
    color: #fff;
    text-align: center;
    border-radius: 6px;
    padding: 5px 0;
    position: absolute;
    z-index: 1;
    bottom: 110%; 
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    transition: opacity 0.3s, visibility 0.3s, background-color 0.3s;
    font-size: 0.8em;
    white-space: nowrap;
    pointer-events: none; 
}

.saecanet-header-buttons #copyBtn.saecanet-header-button.copied .saecanet-copy-tooltip {
    visibility: visible;
    opacity: 1;
    background-color: #28a745; 
}

.saecanet-header-buttons #copyBtn.saecanet-header-button.copied[data-copy-state="error"] .saecanet-copy-tooltip {
    background-color: #dc3545; 
}


.saecanet-header-buttons #resetBtn.saecanet-header-button {
    background-color: #dc3545; 
}

.saecanet-header-buttons #resetBtn.saecanet-header-button:hover {
    background-color: #c82333;
}

.saecanet-result-textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-family: monospace; 
    font-size: 0.9em;    
    line-height: 1.5;    
    box-sizing: border-box;
    resize: vertical;    
    min-height: 150px;   
    background-color: #fdfdfd; 
}