/* Database Viewer */
.ub-tool-layout:has(.dbv) { display: block; }
.dbv { display: flex; flex-direction: column; gap: 12px; --dbv-gut: 60px; }
.dbv-hero { margin: 0; max-width: 80ch; font-size: .95rem; line-height: 1.55; color: var(--text-secondary); }
.dbv-muted { color: var(--text-tertiary); font-size: .82rem; }
.dbv-mono { font-family: var(--font-mono, ui-monospace, monospace); }
.dbv code { font-family: var(--font-mono, monospace); font-size: .92em; background: var(--bg-input); padding: 1px 5px; border-radius: 4px; }
.dbv-start { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px; }
.dbv-busy { font-size: .88rem; color: var(--text-secondary); padding: 8px 12px; border: 1px solid var(--border); border-radius: 8px; background: var(--bg-card); }
.dbv-errors:empty { display: none; }
.dbv-err { border: 1px solid rgba(232, 84, 84, .45); border-left-width: 4px; border-radius: 8px; padding: 10px 14px; margin: 0 0 8px; font-size: .88rem; line-height: 1.55; color: var(--text-primary); background: rgba(232, 84, 84, .06); }
.dbv-note { border-left: 3px solid var(--accent); padding: 6px 12px; margin: 8px 0; font-size: .86rem; line-height: 1.55; color: var(--text-secondary); background: var(--accent-muted); border-radius: 0 6px 6px 0; }

/* layout */
.dbv-app { scroll-margin-top: calc(var(--header-height, 60px) + var(--nav-height, 48px) + 12px); display: grid; grid-template-columns: 230px minmax(0, 1fr); gap: 12px; align-items: start; }
.dbv-side { border: 1px solid var(--border); border-radius: 10px; background: var(--bg-card); padding: 10px; display: flex; flex-direction: column; gap: 6px; position: sticky; top: calc(var(--header-height, 64px) + 8px); max-height: calc(100vh - var(--header-height, 64px) - 24px); overflow: auto; }
.dbv-filecard { padding: 4px 4px 8px; border-bottom: 1px solid var(--border-subtle, var(--border)); }
.dbv-filecard__name { font-weight: 700; font-size: .9rem; word-break: break-all; }
.dbv-filecard__meta { font-size: .76rem; color: var(--text-tertiary); margin-top: 2px; }
.dbv-side__h { font-size: .68rem; text-transform: uppercase; letter-spacing: .08em; font-weight: 700; color: var(--text-tertiary); margin: 6px 4px 2px; }
.dbv-tables { display: flex; flex-direction: column; gap: 1px; }
.dbv-tgroup { font-size: .72rem; color: var(--text-tertiary); padding: 8px 6px 2px; word-break: break-all; }
.dbv-t { display: flex; align-items: baseline; gap: 8px; width: 100%; text-align: left; border: 0; background: transparent; color: var(--text-primary); font: inherit; font-size: .85rem; padding: 6px 8px; border-radius: 6px; cursor: pointer; }
.dbv-t:hover { background: var(--bg-card-hover, var(--bg-input)); }
.dbv-t.is-on { background: var(--accent-muted); color: var(--accent); font-weight: 600; }
.dbv-t.is-dim { color: var(--text-tertiary); }
.dbv-t__name { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.dbv-t__n { flex: none; font-size: .74rem; color: var(--text-tertiary); font-variant-numeric: tabular-nums; }
.dbv-t.is-on .dbv-t__n { color: inherit; opacity: .8; }
.dbv-opts:empty { display: none; }
.dbv-opts { border-top: 1px solid var(--border-subtle, var(--border)); padding-top: 4px; display: flex; flex-direction: column; gap: 6px; }
.dbv-opt { display: flex; flex-direction: column; gap: 3px; font-size: .76rem; color: var(--text-tertiary); padding: 0 4px; }
.dbv-opt select { width: 100%; }
.dbv-opt--check { flex-direction: row; align-items: flex-start; gap: 7px; line-height: 1.4; }
.dbv-opt--check input { margin-top: 2px; }

.dbv-main { min-width: 0; border: 1px solid var(--border); border-radius: 10px; background: var(--bg-card); overflow: hidden; }
.dbv-titlebar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px 16px; padding: 10px 14px; border-bottom: 1px solid var(--border); }
.dbv-titlebar__text { min-width: 0; display: flex; align-items: baseline; flex-wrap: wrap; gap: 4px 12px; }
.dbv-tname { margin: 0; font-size: 1.05rem; word-break: break-all; }
.dbv-tabs { display: flex; gap: 2px; background: var(--bg-input); border-radius: 8px; padding: 3px; }
.dbv-tabs button { border: 0; background: transparent; color: var(--text-secondary); font: inherit; font-size: .82rem; padding: 5px 12px; border-radius: 6px; cursor: pointer; }
.dbv-tabs button.is-on { background: var(--bg-card); color: var(--text-primary); font-weight: 600; box-shadow: var(--shadow-sm, 0 1px 2px rgba(0, 0, 0, .15)); }
.dbv-pane--pad { padding: 14px; }

.dbv-toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; padding: 10px 14px; border-bottom: 1px solid var(--border); }
.dbv-in { font: inherit; font-size: .85rem; padding: 6px 9px; border: 1px solid var(--border); border-radius: 6px; background: var(--bg-input); color: var(--text-primary); min-width: 0; }
.dbv-in:focus { outline: none; border-color: var(--accent); }
.dbv-in--search { flex: 1 1 200px; max-width: 320px; }
.dbv-filter { display: flex; gap: 6px; flex-wrap: wrap; }
.dbv-filter select:first-child { max-width: 160px; }
.dbv-filter input { width: 130px; }
.dbv-toolbar__end { margin-left: auto; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.dbv-goto { display: flex; align-items: center; gap: 6px; font-size: .8rem; color: var(--text-tertiary); }
.dbv-goto input { width: 100px; }
.dbv-btn-sm { padding: 6px 12px !important; font-size: .82rem !important; min-height: 0 !important; }
.dbv .ub-tool-btn { flex: none; width: auto; }

/* grid */
.dbv-gridwrap { display: flex; min-width: 0; }
.dbv-grid { position: relative; flex: 1; min-width: 0; height: clamp(360px, 68vh, 760px); overflow: auto; outline: none; font-size: .82rem; font-variant-numeric: tabular-nums; background: var(--bg-card); overscroll-behavior: contain; }
.dbv-grid:focus-visible { box-shadow: inset 0 0 0 2px var(--accent); }
.dbv-head { position: sticky; top: 0; z-index: 3; display: flex; height: 38px; background: var(--bg-secondary, var(--bg-input)); border-bottom: 1px solid var(--border); }
.dbv-body { position: relative; }
.dbv-rows { position: absolute; top: 0; left: 0; will-change: transform; }
.dbv-row { display: flex; height: 28px; border-bottom: 1px solid var(--border-subtle, var(--border)); }
.dbv-row.is-odd { background: rgba(128, 128, 128, .04); }
.dbv-row.is-selrow { background: var(--accent-muted); }
.dbv-pad { flex: none; }
.dbv-gut { position: sticky; left: 0; z-index: 1; flex: none; width: var(--dbv-gut); padding: 0 8px; line-height: 28px; text-align: right; color: var(--text-tertiary); font-size: .74rem; background: var(--bg-card); border-right: 1px solid var(--border); overflow: hidden; }
.dbv-row.is-odd .dbv-gut { background: var(--bg-card); }
.dbv-gut--head { z-index: 4; line-height: 38px; background: var(--bg-secondary, var(--bg-input)); }
.dbv-c { flex: none; padding: 0 9px; line-height: 28px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; border-right: 1px solid var(--border-subtle, var(--border)); color: var(--text-primary); cursor: default; }
.dbv-c.is-numcol, .dbv-h.is-numcol { text-align: right; }
.dbv-c.is-null { color: var(--text-tertiary); font-style: italic; font-size: .76rem; }
.dbv-c.is-blob { color: var(--accent); font-size: .76rem; }
.dbv-c.is-trunc { color: var(--text-primary); }
.dbv-c.is-bool { color: var(--accent); }
.dbv-c.is-meta { color: var(--text-tertiary); }
.dbv-c.is-wait::after { content: ''; display: block; height: 8px; margin-top: 10px; border-radius: 4px; background: rgba(128, 128, 128, .12); }
.dbv-c.is-sel { box-shadow: inset 0 0 0 2px var(--accent); background: var(--accent-muted); }
.dbv-h { position: relative; flex: none; display: flex; flex-direction: column; justify-content: center; padding: 0 9px; border-right: 1px solid var(--border); cursor: pointer; user-select: none; overflow: hidden; }
.dbv-h:hover { background: var(--bg-card-hover, rgba(128, 128, 128, .08)); }
.dbv-h__name { font-weight: 600; font-size: .8rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; color: var(--text-primary); }
.dbv-h__type { font-size: .66rem; color: var(--text-tertiary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-family: var(--font-mono, monospace); }
.dbv-h__sort { position: absolute; right: 12px; top: 50%; transform: translateY(-50%); font-size: .62rem; color: var(--accent); }
.dbv-rz { position: absolute; right: -3px; top: 0; bottom: 0; width: 7px; cursor: col-resize; z-index: 2; touch-action: none; }
.dbv-rz:hover { background: var(--accent); opacity: .5; }
.dbv-empty { position: absolute; left: 0; right: 0; top: 90px; text-align: center; color: var(--text-tertiary); font-size: .9rem; }
.dbv-statusbar { padding: 7px 14px; border-top: 1px solid var(--border); font-size: .78rem; color: var(--text-secondary); min-height: 32px; font-variant-numeric: tabular-nums; }

/* cell panel */
.dbv-cell { flex: none; width: 340px; border-left: 1px solid var(--border); display: flex; flex-direction: column; height: clamp(360px, 68vh, 760px); background: var(--bg-card); }
.dbv-cell[hidden] { display: none; }
.dbv-cell__head { display: flex; justify-content: space-between; gap: 8px; padding: 10px 12px; border-bottom: 1px solid var(--border); }
.dbv-cell__col { font-weight: 700; font-size: .9rem; word-break: break-all; }
.dbv-x { border: 0; background: transparent; color: var(--text-tertiary); font-size: 1.3rem; line-height: 1; cursor: pointer; padding: 0 4px; }
.dbv-x:hover { color: var(--text-primary); }
.dbv-cell__body { flex: 1; overflow: auto; padding: 10px 12px; min-height: 0; }
.dbv-cell__text { margin: 0 0 8px; white-space: pre-wrap; word-break: break-word; font-family: var(--font-mono, monospace); font-size: .8rem; line-height: 1.5; }
.dbv-cell__hex { margin: 8px 0 0; font-family: var(--font-mono, monospace); font-size: .68rem; line-height: 1.5; white-space: pre; overflow-x: auto; color: var(--text-secondary); }
.dbv-cell__img { display: block; min-width: 96px; image-rendering: pixelated; max-width: 100%; max-height: 260px; margin: 6px 0; border-radius: 6px; background: repeating-conic-gradient(rgba(128, 128, 128, .15) 0% 25%, transparent 0% 50%) 50% / 16px 16px; }
.dbv-cell__null { font-style: italic; color: var(--text-tertiary); margin: 0 0 4px; font-size: 1.1rem; }
.dbv-cell__actions { display: flex; gap: 6px; flex-wrap: wrap; padding: 10px 12px; border-top: 1px solid var(--border); }
.dbv-cell__actions:empty { display: none; }

/* cell editing + paste box */
.dbv-c.is-edited { background: rgba(230, 162, 60, .16); box-shadow: inset 3px 0 0 #e6a23c; }
.dbv-c.is-edited.is-sel { box-shadow: inset 0 0 0 2px var(--accent), inset 3px 0 0 #e6a23c; }
.dbv-cell__edit { display: block; width: 100%; box-sizing: border-box; font-family: var(--font-mono, monospace); font-size: .82rem; line-height: 1.5; resize: vertical; margin: 0 0 8px; }
.dbv-cell__orig { margin: 0 0 8px; padding: 6px 8px; border-left: 3px solid #e6a23c; background: rgba(230, 162, 60, .1); font-size: .76rem; color: var(--text-secondary); white-space: pre-wrap; word-break: break-word; }
.dbv-edits { display: inline-flex; align-items: center; gap: 6px; font-size: .78rem; color: #e6a23c; }
.dbv-edits[hidden] { display: none; }
.dbv-edits__x { border: 1px solid var(--border); background: transparent; color: var(--text-secondary); border-radius: 5px; padding: 2px 8px; font: inherit; font-size: .74rem; cursor: pointer; }
.dbv-edits__x:hover { border-color: var(--accent); color: var(--accent); }
.dbv-paste { margin-top: 12px; display: flex; flex-direction: column; gap: 8px; }
.dbv-paste[hidden] { display: none; }
.dbv-paste__text { width: 100%; box-sizing: border-box; font-family: var(--font-mono, monospace); font-size: .8rem; line-height: 1.5; resize: vertical; }
.dbv-paste__actions { display: flex; gap: 8px; flex-wrap: wrap; }

/* structure & file panes */
.dbv-schema { width: 100%; border-collapse: collapse; font-size: .84rem; }
.dbv-schema th, .dbv-schema td { text-align: left; padding: 6px 10px; border-bottom: 1px solid var(--border-subtle, var(--border)); }
.dbv-schema th { font-size: .7rem; text-transform: uppercase; letter-spacing: .06em; color: var(--text-tertiary); }
.dbv-h3 { font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; color: var(--text-tertiary); margin: 18px 0 8px; }
.dbv-fcard .dbv-h3 { text-transform: none; letter-spacing: 0; font-size: 1rem; color: var(--text-primary); margin-top: 4px; word-break: break-all; }
.dbv-fcard + .dbv-fcard { margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--border); }
.dbv-sql { margin: 0 0 10px; padding: 10px 12px; border-radius: 8px; background: var(--bg-input); font-family: var(--font-mono, monospace); font-size: .78rem; line-height: 1.5; white-space: pre-wrap; word-break: break-word; max-height: 360px; overflow: auto; }
.dbv-kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 18px; margin: 0; font-size: .85rem; }
.dbv-kv dt { color: var(--text-tertiary); }
.dbv-kv dd { margin: 0; word-break: break-word; }

@media (max-width: 900px) {
    .dbv-app { grid-template-columns: 1fr; }
    .dbv-side { position: static; max-height: none; }
    .dbv-tables { max-height: 200px; overflow: auto; }
    .dbv-gridwrap { flex-direction: column; }
    .dbv-cell { width: auto; height: auto; max-height: 60vh; border-left: 0; border-top: 1px solid var(--border); }
    .dbv-in--search { max-width: none; }
}
@media (max-width: 520px) {
    .dbv-toolbar { padding: 8px 10px; }
    .dbv-filter input, .dbv-filter select:first-child { width: auto; flex: 1 1 110px; max-width: none; }
    .dbv-grid { height: 62vh; }
}