.saecanet-body {
    font-family: 'Arial', sans-serif;
    margin: 0;
    padding: 20px;
    background-color: #f0f2f5;
    color: #333;
    line-height: 1.6;
}

.saecanet-header {
    text-align: center;
    margin-bottom: 30px;
    padding: 20px;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.saecanet-main-title {
    color: #0056b3;
    margin-bottom: 10px;
    font-size: 2em;
}

.saecanet-description {
    font-size: 0.95em;
    color: #555;
/*    max-width: 800px;*/
    margin-left: auto;
    margin-right: auto;
    text-align: left;
    padding: 0 15px;
}

.saecanet-main-content {
/*    max-width: 900px;*/
    margin: 0 auto;
    padding: 20px;
    background-color: #ffffff;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.saecanet-input-section {
    margin-bottom: 25px;
    padding: 20px;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    background-color: #f9f9f9;
}

.saecanet-input-group {
    margin-bottom: 18px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
}

.saecanet-label {
    display: inline-block;
    min-width: 170px;
    font-weight: bold;
    color: #333;
    flex-shrink: 0;
}

.saecanet-input-number,
.saecanet-select {
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    box-sizing: border-box;
    font-size: 1em;
    flex-grow: 1;
    min-width: 150px;
}
.saecanet-input-number {
    max-width: 250px;
}

.saecanet-time-unit-select {
    min-width: 100px;
    max-width: 120px;
    flex-grow: 0;
}

.saecanet-main-button {
    display: block;
    width: 100%;
    max-width: 300px;
    margin-left: auto;
    margin-right: auto;
    padding: 12px 20px;
    font-size: 1.1em;
    font-weight: bold;
    color: #fff;
    background-color: #007bff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.1s ease;
    margin-bottom: 30px;
}

.saecanet-main-button:hover {
    background-color: #0056b3;
}
.saecanet-main-button:active {
    transform: translateY(1px);
}

.saecanet-result-container {
    background-color: #fff;
    padding: 20px 25px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    margin-bottom: 30px;
}

.saecanet-result-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 15px;
    flex-wrap: wrap;
    gap: 10px;
}

.saecanet-result-title {
    margin: 0;
    color: #0056b3;
    font-size: 1.4em;
}

.saecanet-header-buttons {
    display: flex;
    align-items: center;
    gap: 10px;
}

.saecanet-header-button {
    width: auto;
    height: 36px;
    padding: 0 12px;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.3s ease, transform 0.1s ease;
    position: relative;
    flex-shrink: 0;
    gap: 6px;
    font-size: 0.9em;
}
.saecanet-header-button:active {
    transform: translateY(1px);
}

.saecanet-button-icon {
    width: 18px;
    height: 18px;
    fill: white;
}

.saecanet-button-text {
    font-size: 0.95em;
    line-height: 1;
}

.saecanet-copy-btn {
    background-color: #6c757d;
}

.saecanet-copy-btn:hover {
    background-color: #5a6268;
}

.saecanet-copy-tooltip {
    visibility: hidden;
    width: auto;
    min-width: 80px;
    background-color: #555;
    color: #fff;
    text-align: center;
    border-radius: 6px;
    padding: 6px 10px;
    position: absolute;
    z-index: 10;
    bottom: 120%;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    transition: opacity 0.3s, visibility 0.3s, background-color 0.3s;
    font-size: 0.85em;
    white-space: nowrap;
    pointer-events: none;
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

.saecanet-copy-btn.saecanet-copied .saecanet-copy-tooltip {
    visibility: visible;
    opacity: 1;
    background-color: #28a745;
}

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

.saecanet-reset-btn {
    background-color: #dc3545;
}

.saecanet-reset-btn:hover {
    background-color: #c82333;
}

.saecanet-textarea-result {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 5px;
    box-sizing: border-box;
    font-family: 'Courier New', Courier, monospace;
    background-color: #fdfdfd;
    line-height: 1.6;
    font-size: 0.95em;
    resize: none;
    overflow-y: hidden;
    min-height: 40px;
}
.saecanet-textarea-result.saecanet-error {
    border-color: #dc3545;
    background-color: #fbe9e9;
}

.saecanet-graph-container {
    margin-top: 30px;
    text-align: center; 
    display: none; 
}

.saecanet-canvas-graph {
    display: block; 
    width: 100% !important;    
    height: 400px !important; 
    margin-left: auto;
    margin-right: auto;
    border: 1px solid #ccc; 
    background-color: #fff; 
    border-radius: 4px;   
}

.saecanet-footer {
    text-align: center;
    margin-top: 40px;
    padding: 20px;
    font-size: 0.9em;
    color: #777;
    border-top: 1px solid #e0e0e0;
}

@media (max-width: 768px) {
    .saecanet-main-title {
        font-size: 1.8em;
    }
    .saecanet-description {
        font-size: 0.9em;
    }
    .saecanet-input-group {
        flex-direction: column;
        align-items: stretch;
    }
    .saecanet-label {
        min-width: auto;
        margin-bottom: 5px;
    }
    .saecanet-input-number,
    .saecanet-select {
        width: 100%;
        max-width: none;
    }
    .saecanet-time-unit-select {
        max-width: none;
    }
}

@media (max-width: 480px) {
    .saecanet-body {
        padding: 10px;
    }
    .saecanet-main-title {
        font-size: 1.5em;
    }
    .saecanet-header-buttons {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
    }
    .saecanet-header-button {
        width: 100%;
    }
    .saecanet-copy-btn {
        margin-right: 0;
    }
}