body {
    margin: 0;
    color: #172026;
    background: #f5f7f8;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.site-header {
    padding: 16px 24px;
    background: #0f3d4a;
}

.brand {
    color: #fff;
    font-size: 22px;
    font-weight: 700;
    text-decoration: none;
}

.page {
    width: min(1120px, calc(100% - 32px));
    margin: 24px auto;
}

.toolbar,
.article-item,
.detail {
    background: #fff;
    border: 1px solid #d9e1e5;
    border-radius: 8px;
    padding: 20px;
}

.search-form {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 14px;
    align-items: end;
}

.search-form div {
    display: grid;
    gap: 6px;
    min-width: 0;
}

input,
select,
button,
.button {
    box-sizing: border-box;
    max-width: 100%;
    min-height: 40px;
    border-radius: 6px;
    border: 1px solid #b9c6cc;
    font: inherit;
}

input,
select {
    width: 100%;
    min-width: 0;
    padding: 0 10px;
    background: #fff;
}

button,
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 14px;
    color: #fff;
    background: #126d7f;
    border-color: #126d7f;
    text-decoration: none;
    cursor: pointer;
}

button:disabled,
button[aria-busy="true"] {
    cursor: wait;
    opacity: 0.65;
}

.button-danger {
    background: #a23a3a;
    border-color: #a23a3a;
}

.article-list {
    margin-top: 24px;
}

.article-item {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 16px;
    margin-top: 12px;
}

.article-item h2 {
    margin: 0 0 8px;
    font-size: 18px;
}

.article-item p,
.detail dd {
    color: #53636b;
}

.original-title {
    font-size: 14px;
}

.actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-content: start;
}

.speech-panel {
    margin-top: 20px;
}

.speech-settings {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 12px;
}

.speech-settings label {
    display: grid;
    gap: 6px;
    min-width: 0;
}

.speech-status {
    color: #53636b;
}

.message {
    padding: 10px 12px;
    border-radius: 6px;
    background: #e9f5f8;
}

.message.error {
    background: #fdeaea;
}

.detail {
    line-height: 1.7;
}

.detail dt {
    font-weight: 700;
}

@media (max-width: 760px) {
    .article-item {
        grid-template-columns: 1fr;
    }
}