*, *::before, *::after { box-sizing: border-box; }
html, body {
    margin: 0;
    padding: 0;
    font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
    background: #f7f7f5;
    color: #1f1f1f;
    overflow-x: hidden;
}
.mv-header, .mv-search, .mv-list, .mv-composer, .mv-more, .mv-status {
    max-width: 960px;
    margin-left: auto;
    margin-right: auto;
}
.mv-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 1rem;
}
.mv-header h1 { margin: 0; font-size: 1.25rem; }
.mv-toolbar { display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: center; }
.mv-toggle { font-size: 0.9rem; }
.mv-status { padding: 0 1rem; color: #0a7a32; }
.mv-status.is-error { color: #b42318; }
.mv-search { display: flex; gap: 0.5rem; padding: 0 1rem 0.75rem; }
.mv-search input { flex: 1; min-width: 0; padding: 0.55rem 0.7rem; border: 1px solid #ccc; border-radius: 8px; }
.mv-btn {
    border: 1px solid #bbb;
    background: #fff;
    border-radius: 8px;
    padding: 0.45rem 0.75rem;
    cursor: pointer;
}
.mv-date { padding: 0.75rem 1rem 0.25rem; font-weight: 600; }
.mv-row {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.6fr) minmax(0, 1fr);
    gap: 0.5rem 0.75rem;
    padding: 0.65rem 1rem;
    border-bottom: 1px solid #e6e6e2;
    background: #fff;
    align-items: start;
}
.mv-composer {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.6fr) minmax(0, 1fr) auto;
    grid-template-areas: "word example meaning save";
    align-items: center;
}
.mv-composer .mv-word { grid-area: word; }
.mv-composer .mv-example { grid-area: example; }
.mv-composer .mv-meaning { grid-area: meaning; }
.mv-composer .mv-save { grid-area: save; white-space: nowrap; }
.mv-composer .mv-save:disabled { opacity: 0.6; cursor: wait; }
.mv-word, .mv-example, .mv-meaning {
    width: 100%;
    border: 1px solid transparent;
    background: transparent;
    font: inherit;
    padding: 0.2rem 0;
    min-width: 0;
}
.mv-meaning { text-align: right; }
.mv-meaning.is-hidden { color: transparent; }
.mv-meaning.is-press { color: inherit; }
body.is-edit .mv-word,
body.is-edit .mv-example,
body.is-edit .mv-meaning {
    border-color: #ddd;
    border-radius: 6px;
    padding: 0.35rem 0.45rem;
    background: #fff;
}
.mv-actions { display: none; gap: 0.4rem; grid-column: 1 / -1; }
body.is-edit .mv-actions { display: flex; }
.mv-ai-actions {
    display: flex;
    gap: 0.4rem;
    grid-column: 1 / -1;
}
.mv-ai-actions[hidden] { display: none !important; }
.mv-row[data-ai-state="pending"] .mv-meaning,
.mv-row[data-ai-state="pending"] .mv-example {
    border-color: #c7d2fe;
    background: #eef2ff;
}
.mv-more { display: block; margin: 1rem auto 2rem; }
.mv-empty { padding: 1rem; color: #666; }
@media (max-width: 767px) {
    .mv-row {
        grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    }
    .mv-list .mv-word { grid-column: 1; grid-row: 1; }
    .mv-list .mv-meaning { grid-column: 2; grid-row: 1; }
    .mv-list .mv-example { grid-column: 1 / -1; grid-row: 2; }
    .mv-composer {
        grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
        grid-template-areas:
            "word meaning"
            "example example"
            "save save";
    }
    .mv-composer .mv-save { justify-self: end; }
    html, body { overflow-x: hidden; }
}