/* ga4-url-builder-style.css */

.tool-header {
    text-align: center;
    padding: 40px 20px;
    background-color: var(--white-color);
    border-bottom: 1px solid var(--border-color);
}

.tool-header h1 {
    margin: 0;
    font-size: 32px;
}

.tool-container {
    background-color: var(--white-color);
    padding: 30px;
    border-radius: 8px;
    box-shadow: var(--shadow);
    max-width: 900px;
    margin: 40px auto;
}

.builder-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
}

.builder-inputs h3,
.builder-output h3 {
    font-size: 20px;
    margin-top: 0;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
}

.input-group {
    margin-bottom: 15px;
}

.input-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 5px;
    font-size: 14px;
}

.input-group label span {
    color: var(--error-color);
    font-size: 12px;
    margin-left: 5px;
}

.input-group input {
    width: 100%;
    padding: 10px;
    font-size: 16px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    box-sizing: border-box;
}

.input-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
}

.result-output-wrapper {
    position: relative;
}

#result-url {
    width: 100%;
    min-height: 200px;
    padding: 10px;
    font-size: 16px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    box-sizing: border-box;
    font-family: 'Consolas', 'Monaco', monospace;
    background-color: var(--bg-color);
    resize: vertical;
    padding-right: 50px;
    /* ボタンのスペース確保 */
}

.copy-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    background-color: #28a745;
    color: white;
    border: none;
    padding: 5px 10px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
}

.copy-btn:hover {
    background-color: #218838;
}

@media (max-width: 768px) {
    .builder-layout {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}