/* UTM Builder Styles */

.utm-builder {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin: 30px 0;
    padding: 0 30px;
}

.input-panel,
.output-panel {
    background: var(--bg-white);
    border-radius: var(--radius);
    padding: 30px;
    box-shadow: var(--shadow-md);
}

.input-panel h2,
.output-panel h3 {
    font-size: 1.6rem;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-primary);
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 1rem;
    transition: border-color 0.2s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(45,45,45,0.1);
}

.helper-text {
    display: block;
    margin-top: 6px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.custom-params {
    margin: 30px 0;
    padding: 20px;
    border: 1px dashed var(--border-color);
    border-radius: var(--radius);
    background: var(--bg-light);
}

.custom-params h3 {
    margin-bottom: 15px;
}

.custom-param-row {
    display: grid;
    grid-template-columns: 1fr 1fr 40px;
    gap: 10px;
    margin-bottom: 10px;
}

.custom-param-row input {
    padding: 10px;
}

.remove-param {
    border: none;
    background: #ffe0e0;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 1.2rem;
}

.button-group {
    display: flex;
    gap: 15px;
}

.btn {
    padding: 12px 20px;
    border-radius: var(--radius);
    border: none;
    cursor: pointer;
    font-weight: 600;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-primary {
    background: var(--primary-color);
    color: #fff;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: #ecf0f1;
    color: var(--text-primary);
}

.btn-reset {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.output-panel textarea {
    width: 100%;
    min-height: 120px;
    padding: 15px;
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
    font-size: 1rem;
    resize: vertical;
}

.result-card {
    margin-bottom: 20px;
}

.result-actions {
    display: flex;
    gap: 10px;
    margin-top: 12px;
}

.preview-card,
.checklist {
    background: var(--bg-light);
    border-radius: var(--radius);
    padding: 20px;
    margin-top: 20px;
}

.preview-card h4,
.checklist h4 {
    margin-bottom: 10px;
}

.preview-card ul,
.checklist ul {
    margin-left: 16px;
    color: var(--text-secondary);
}

.info-section {
    padding: 50px 30px;
}

.info-card {
    background: var(--bg-white);
    padding: 30px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    box-shadow: var(--shadow-sm);
}

.info-card h3 {
    color: var(--text-primary);
    margin-bottom: 10px;
}

.info-card h4 {
    margin-top: 15px;
}

.info-card p,
.info-card ul {
    color: var(--text-secondary);
    line-height: 1.7;
}

@media (max-width: 900px) {
    .utm-builder {
        grid-template-columns: 1fr;
        padding: 0 15px;
    }

    .input-panel,
    .output-panel {
        padding: 20px;
    }

    .button-group {
        flex-direction: column;
    }

    .custom-param-row {
        grid-template-columns: 1fr;
    }
}