.dss-tool {
	--dss-ink: #1b2430;
	--dss-muted: #5b6675;
	--dss-paper: #ffffff;
	--dss-surface: #f5f7f8;
	--dss-line: #d5dbe1;
	--dss-accent: #0e6b6b;
	--dss-accent-dark: #0a5252;
	--dss-danger: #b3261e;
	--dss-ok: #1e7a3c;
	--dss-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
	box-sizing: border-box;
	max-width: 100%;
	margin: 1.5em 0;
	padding: 20px;
	background: var(--dss-paper);
	color: var(--dss-ink);
	border: 1px solid var(--dss-line);
	border-radius: 6px;
	font-size: 16px;
	line-height: 1.5;
}
.dss-tool *, .dss-tool *::before, .dss-tool *::after { box-sizing: border-box; }

.dss-tool .dss-row { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 14px; align-items: flex-end; }
.dss-tool .dss-row > .dss-grow { flex: 1 1 260px; }
.dss-tool .dss-grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); margin-bottom: 14px; }
.dss-tool .dss-cols { display: grid; gap: 16px; grid-template-columns: 1fr 1fr; }
@media (max-width: 720px) { .dss-tool .dss-cols { grid-template-columns: 1fr; } .dss-tool { padding: 14px; } }

.dss-tool .dss-field { display: flex; flex-direction: column; gap: 4px; margin: 0; font-size: 14px; color: var(--dss-muted); font-weight: 600; }
.dss-tool .dss-field > span { line-height: 1.3; }
.dss-tool .dss-check { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; color: var(--dss-ink); font-weight: 400; margin: 0; cursor: pointer; }
.dss-tool .dss-check input { margin: 0; width: 16px; height: 16px; accent-color: var(--dss-accent); }

.dss-tool input[type="text"], .dss-tool input[type="number"], .dss-tool input[type="datetime-local"],
.dss-tool input[type="file"], .dss-tool select, .dss-tool textarea {
	width: 100%; max-width: 100%; margin: 0; padding: 8px 10px; font: inherit; font-size: 15px; font-weight: 400;
	color: var(--dss-ink); background: var(--dss-paper); border: 1px solid var(--dss-line); border-radius: 4px; box-shadow: none;
}
.dss-tool textarea, .dss-tool .dss-mono { font-family: var(--dss-mono); font-size: 14px; }
.dss-tool textarea { display: block; min-height: 150px; resize: vertical; line-height: 1.45; tab-size: 4; }
.dss-tool textarea[readonly] { background: var(--dss-surface); }
.dss-tool select[multiple] { padding: 4px; }
.dss-tool input:focus-visible, .dss-tool select:focus-visible, .dss-tool textarea:focus-visible, .dss-tool button:focus-visible {
	outline: 2px solid var(--dss-accent); outline-offset: 1px;
}

.dss-tool .dss-btn {
	display: inline-block; margin: 0; padding: 8px 16px; font: inherit; font-size: 15px; font-weight: 600; line-height: 1.2; cursor: pointer;
	color: var(--dss-accent); background: var(--dss-paper); border: 1px solid var(--dss-accent); border-radius: 4px; text-decoration: none; box-shadow: none;
}
.dss-tool .dss-btn:hover { background: var(--dss-surface); }
.dss-tool .dss-btn.dss-primary { color: #fff; background: var(--dss-accent); }
.dss-tool .dss-btn.dss-primary:hover { background: var(--dss-accent-dark); }
.dss-tool .dss-btn.dss-quiet { color: var(--dss-muted); border-color: var(--dss-line); font-weight: 400; }

.dss-tool .dss-out {
	margin: 0; padding: 12px; min-height: 60px; overflow: auto; max-height: 520px; white-space: pre-wrap; word-break: break-word;
	font-family: var(--dss-mono); font-size: 14px; line-height: 1.5; color: var(--dss-ink); background: var(--dss-surface); border: 1px solid var(--dss-line); border-radius: 4px;
}
.dss-tool .dss-status { min-height: 22px; margin: 6px 0 10px; font-size: 14px; color: var(--dss-muted); }
.dss-tool .dss-status.dss-err { color: var(--dss-danger); }
.dss-tool .dss-status.dss-good { color: var(--dss-ok); }
.dss-tool .dss-h { margin: 18px 0 8px; font-size: 16px; font-weight: 700; color: var(--dss-ink); }
.dss-tool .dss-note { margin: 0 0 12px; font-size: 13px; color: var(--dss-muted); }

.dss-tool .dss-tabs { display: flex; gap: 0; margin-bottom: 12px; border-bottom: 1px solid var(--dss-line); }
.dss-tool .dss-tab { margin: 0 0 -1px; padding: 8px 16px; font: inherit; font-size: 15px; color: var(--dss-muted); background: none; border: 1px solid transparent; border-radius: 4px 4px 0 0; cursor: pointer; }
.dss-tool .dss-tab[aria-selected="true"] { color: var(--dss-ink); font-weight: 700; background: var(--dss-paper); border-color: var(--dss-line); border-bottom-color: var(--dss-paper); }

.dss-tool table.dss-table { width: 100%; margin: 0 0 12px; border-collapse: collapse; font-size: 14px; }
.dss-tool .dss-table th, .dss-tool .dss-table td { padding: 6px 10px; text-align: left; vertical-align: top; border: 1px solid var(--dss-line); word-break: break-word; }
.dss-tool .dss-table th { background: var(--dss-surface); font-weight: 600; width: 1%; white-space: nowrap; }
.dss-tool .dss-table td { font-family: var(--dss-mono); }
.dss-tool .dss-scroll { overflow-x: auto; }

/* SQL syntax highlighting */
.dss-tool .dss-kw { color: #0b5cad; font-weight: 700; }
.dss-tool .dss-fn { color: #7a3fa0; }
.dss-tool .dss-str { color: #1e7a3c; }
.dss-tool .dss-num { color: #b25a00; }
.dss-tool .dss-com { color: #7b8794; font-style: italic; }
.dss-tool .dss-op { color: #5b6675; }

/* Regex highlighting */
.dss-tool mark.dss-m0 { background: #ffe58a; color: inherit; border-radius: 2px; box-shadow: 0 0 0 1px #e0b800; }
.dss-tool mark.dss-m1 { background: #a9dfd8; color: inherit; border-radius: 2px; box-shadow: 0 0 0 1px #4aa79b; }

/* Cron builder */
.dss-tool .dss-cron-card { padding: 10px; background: var(--dss-surface); border: 1px solid var(--dss-line); border-radius: 4px; display: flex; flex-direction: column; gap: 8px; }
.dss-tool .dss-cron-card .dss-ctitle { font-weight: 700; font-size: 14px; color: var(--dss-ink); }
.dss-tool .dss-cron-expr { font-family: var(--dss-mono); font-size: 22px; letter-spacing: .06em; text-align: center; padding: 10px; }
.dss-tool .dss-explain { margin: 8px 0 12px; padding: 12px 14px; font-size: 17px; background: var(--dss-surface); border-left: 4px solid var(--dss-accent); border-radius: 0 4px 4px 0; }
.dss-tool ul.dss-list { margin: 0 0 12px 18px; padding: 0; font-family: var(--dss-mono); font-size: 14px; }

/* Markdown preview */
.dss-tool .dss-preview { padding: 14px 16px; min-height: 150px; overflow: auto; max-height: 520px; border: 1px solid var(--dss-line); border-radius: 4px; }
.dss-tool .dss-preview pre { padding: 10px; overflow: auto; background: var(--dss-surface); border-radius: 4px; }
.dss-tool .dss-preview code { font-family: var(--dss-mono); font-size: .92em; }
.dss-tool .dss-preview blockquote { margin: 0 0 1em; padding-left: 14px; color: var(--dss-muted); border-left: 3px solid var(--dss-line); }
.dss-tool .dss-preview table { border-collapse: collapse; margin-bottom: 1em; }
.dss-tool .dss-preview th, .dss-tool .dss-preview td { padding: 5px 10px; border: 1px solid var(--dss-line); }
.dss-tool .dss-preview img { max-width: 100%; height: auto; }

.dss-tool .dss-clock { font-family: var(--dss-mono); font-size: 20px; }
.dss-tool .dss-imgprev { max-width: 100%; max-height: 240px; margin-top: 10px; border: 1px solid var(--dss-line); }