/* CSS riêng của /cong-cu/pin-chay-duoc-bao-lau, nạp sau cong-cu.css. */
.st-tool .page .st-subheading { font-family: var(--font-head); font-weight: 300; font-size: clamp(1.1rem, 2.4vw, 1.6rem); line-height: 1.3; margin: 0 0 24px; }
.st-tool .page h2 { font-family: var(--font-head); font-weight: 500; font-size: 20px; margin: 0; }
.st-tool .hint { font-size: 13px; color: #6c757d; margin: 4px 0 0; }
.st-tool .layout { display: grid; grid-template-columns: minmax(280px, 360px) minmax(0, 1fr); gap: 24px; align-items: start; }
.st-tool .card.form { display: grid; gap: 18px; }
.st-tool .range-row { display: flex; justify-content: space-between; font-size: 12px; color: #6c757d; }
.st-tool .stage { display: grid; gap: 16px; min-width: 0; }
.st-tool .verdict .big { font-size: clamp(2rem, 6vw, 3rem); }
.st-tool .verdict .sub { max-width: 60ch; }
.st-tool .kpis { grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); }
.st-tool .note { font-size: 14px; color: #555; margin: 12px 0 0; }
.st-tool .btn-secondary { font-size: 17px; padding: 9px 18px; }
.st-tool .btn-line { background: #fff; border: 1px solid var(--green); color: var(--green); border-radius: 8px; }
.st-tool .btn-line:hover { background: #effaf2; color: var(--green); }
.st-tool .acts-row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-top: 10px; }
.st-tool .cta { margin-top: 28px; background: #fff; border: 2px solid var(--orange); border-radius: 4px; padding: 20px 22px; display: flex; flex-wrap: wrap; gap: 16px; align-items: center; justify-content: space-between; }
.st-tool .cta h2 { margin: 0 0 4px; }
.st-tool .cta p { margin: 0; color: #555; max-width: 60ch; }
.st-tool .cta .acts { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.st-tool .cta .contact { font-size: 14px; color: #555; }
.st-tool .cta .contact a { color: var(--green); font-weight: 500; }
.st-tool .next { margin-top: 28px; display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 12px; }
.st-tool .next a { display: block; background: #fff; border: 1px solid #e6e6e6; border-radius: 4px; padding: 14px 16px; text-decoration: none; font-weight: 500; }
.st-tool .next a small { display: block; font-weight: 400; color: #6c757d; margin-top: 2px; }
.st-tool .next a:hover { border-color: var(--green); }

/* danh sách thiết bị, chọn nhanh module */
.st-tool .apps { display: grid; gap: 6px; }
.st-tool .apps-head, .st-tool .app { display: grid; grid-template-columns: minmax(0, 1fr) 72px; gap: 8px; align-items: center; }
.st-tool .apps-head { font-size: 12px; color: #6c757d; padding-bottom: 2px; border-bottom: 1px solid #eee; }
.st-tool .apps-head span:nth-child(2) { text-align: center; }
.st-tool .app label { display: flex; gap: 8px; align-items: center; font-size: 14px; font-weight: 400; min-width: 0; margin: 0; cursor: pointer; }
.st-tool .app label small { color: #6c757d; white-space: nowrap; }
.st-tool .app label input { accent-color: var(--green); width: 18px; height: 18px; flex: none; margin: 0; }
.st-tool .app input[type=number] { width: 100%; min-width: 0; height: auto; border: 1px solid var(--line); padding: 6px 4px; font: inherit; text-align: center; border-radius: 3px; }
.st-tool .app input[type=number]:disabled { background: #f4f4f4; color: #aaa; }
.st-tool .app.off label { color: #888; }
.st-tool .presets { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 6px; }
.st-tool .presets button { border: 1px solid var(--line); background: #fff; border-radius: 4px; padding: 4px 10px; font: inherit; font-size: 13px; cursor: pointer; color: var(--ink); }
.st-tool .presets button:hover { border-color: var(--green); }

/* cảnh báo quá tải, dải thời gian, tỷ lệ điện */
.st-tool .over { background: var(--warn-bg); border-left: 3px solid var(--orange); padding: 10px 14px; font-size: 14px; color: var(--warn-ink); margin: 0; }
.st-tool .tline { margin-top: 10px; }
.st-tool .tline svg { display: block; width: 100%; height: auto; }
.st-tool .t-track { fill: #eee; }
.st-tool .t-run { fill: var(--green); }
.st-tool .t-t { font-family: var(--font-body); font-size: 11px; fill: #6c757d; text-anchor: middle; }
.st-tool .t-lab { font-family: var(--font-body); font-size: 12px; fill: var(--ink); font-weight: 500; }
.st-tool .share { display: flex; height: 22px; border-radius: 3px; overflow: hidden; background: #eee; margin-top: 10px; }
.st-tool .share span { display: block; height: 100%; min-width: 2px; }
.st-tool .leg2 { display: flex; flex-wrap: wrap; gap: 4px 14px; margin-top: 8px; font-size: 13px; color: #555; }
.st-tool .leg2 i { display: inline-block; width: 12px; height: 12px; border-radius: 2px; margin-right: 5px; vertical-align: -1px; }
.st-tool .offtbl { border-collapse: collapse; width: 100%; margin-top: 8px; font-size: 14px; font-variant-numeric: tabular-nums; }
.st-tool .offtbl td { padding: 9px 12px; border-bottom: 1px solid #eee; }
.st-tool .offtbl td:last-child { text-align: right; font-weight: 500; color: #1c8a3c; }

@media (max-width: 991px) {
  .st-tool .layout { grid-template-columns: minmax(0, 1fr); }
}