.utm-generator {
    --utm-border: #deddd2;
    --utm-border-strong: #c7c6b9;
    --utm-muted: #5b655f;
    --utm-surface: #ffffff;
    --utm-surface-alt: #f7f7f2;
    --utm-accent: #003765;
    --utm-accent-hover: #0077ad;
    --utm-focus: #c9862b;
    --utm-focus-ring: #f6e6cc;

    color: #1b2420;
}

.utm-generator__intro {
    color: var(--utm-muted);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.utm-generator__layout {
    display: grid;
    grid-template-columns: minmax(0, 400px) minmax(0, 1fr);
    gap: 24px;
    align-items: start;
}

@media (max-width: 900px) {
    .utm-generator__layout {
        grid-template-columns: minmax(0, 1fr);
    }
}

.utm-generator__card {
    background: var(--utm-surface);
    border: 1px solid var(--utm-border);
    border-radius: 14px;
    padding: 24px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, .05);
}

.utm-generator__card-title {
    margin: 0 0 20px;
}

.utm-generator__field {
    margin-bottom: 18px;
}

.utm-generator__field label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
    font-size: 14px;
}

.utm-generator__field p {
    font-size: 13px;
    color: var(--utm-muted);
    margin: 0 0 8px;
    line-height: 1.5;
}

.utm-generator input,
.utm-generator textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--utm-border-strong);
    border-radius: 8px;
    font-size: 14px;
    background: var(--utm-surface);
    color: inherit;
}

.utm-generator input:focus,
.utm-generator textarea:focus {
    outline: none;
    border-color: var(--utm-focus);
    box-shadow: 0 0 0 3px var(--utm-focus-ring);
}

.utm-generator__result {
    min-height: 220px;
    resize: vertical;
    font-family: Consolas, "SFMono-Regular", Menlo, monospace;
    word-break: break-all;
}

.utm-generator__button {
    border: none;
    border-radius: 8px;
    padding: 12px 16px;
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
    font-family: inherit;
}

.utm-generator__button--primary {
    background: var(--utm-accent);
    color: #fff;
    width: 100%;
}

.utm-generator__button--primary:hover {
    background: var(--utm-accent-hover);
}

.utm-generator__button--secondary {
    background: var(--utm-surface);
    border: 1px solid var(--utm-border-strong);
    width: 100%;
    margin-top: 10px;
    color: inherit;
}

.utm-generator__button--secondary:hover {
    background: var(--utm-surface-alt);
}

.utm-generator__status {
    padding: 12px;
    background: #f3f3ef;
    border-radius: 8px;
    margin-bottom: 15px;
}

.utm-generator__status--success {
    background: #dcfce7;
    color: #166534;
}

.utm-generator__status--error {
    background: #fee2e2;
    color: #991b1b;
}

.utm-generator__toolbar {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 20px;
}

.utm-generator__toolbar .utm-generator__button {
    flex: 1 1 140px;
    margin-top: 0;
}

.utm-generator__table {
    width: 100%;
    margin-top: 25px;
    border-collapse: collapse;
}

.utm-generator__table th {
    background: var(--utm-surface-alt);
    padding: 10px;
    text-align: left;
}

.utm-generator__table td {
    padding: 10px;
    border-bottom: 1px solid var(--utm-border);
    word-break: break-all;
}

.utm-generator__button--small {
    padding: 6px 10px;
    font-size: 12px;
    width: auto;
    margin-top: 0;
    background: var(--utm-surface);
    border: 1px solid var(--utm-border-strong);
}

.utm-generator__qr {
    margin-top: 20px;
    text-align: center;
}

.utm-generator__qr canvas {
    max-width: 220px;
    width: 100%;
    height: auto;
    border: 1px solid var(--utm-border);
    border-radius: 10px;
    padding: 10px;
    background: #fff;
    image-rendering: pixelated;
}

.utm-generator__qr .utm-generator__button {
    max-width: 220px;
    margin: 10px auto 0;
    display: block;
}

.utm-generator__visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}