*{box-sizing:border-box}.grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(320px,.85fr);gap:22px;margin:24px 0}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.field label{display:block;font-weight:700;margin-bottom:6px}.field input, .field select{width:100%;padding:11px 12px;border:1px solid #bdc9d5;border-radius:9px;background:#fff}.hint{font-size:13px;color:#617184}.btn{width:100%;padding:13px 16px;border:0;border-radius:10px;font-weight:800;background:#0b67b2;color:white;cursor:pointer}.metrics{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.metric{padding:14px;border-radius:12px;background:#f4f8fb}.metric span{display:block;font-size:12px;color:#607080}.metric strong{font-size:22px}.warn{padding:12px;border-left:4px solid #d98200;background:#fff8e8;margin-top:12px}.ok{padding:12px;border-left:4px solid #16845b;background:#eefaf5;margin-top:12px}.subhead{grid-column:1/-1;margin:6px 0 -2px;font-size:14px;color:#294966}.note{padding:12px;border-radius:10px;background:#f5f8fb;color:#4a6074;font-size:13px}@media (max-width:760px){.grid{grid-template-columns:1fr}.form-grid, .metrics{grid-template-columns:1fr}}.status{display:inline-flex;padding:.28rem .55rem;border-radius:999px;font-size:.78rem;font-weight:800;letter-spacing:.04em}.status.healthy{background:#e8f7ee}.status.caution{background:#fff6df}.status.high{background:#fdecec}.note-box{margin-top:12px;padding:12px 14px;border:1px solid #d8e0ea;border-radius:12px;background:#f8fafc}.result-list{margin:10px 0 0;padding-left:20px}.result-list li{margin:.35rem 0}.metric small{display:block;margin-top:4px;color:#64748b;font-weight:500}.input-help{font-size:.86rem;color:#64748b;line-height:1.5;margin:.3rem 0 0}@media (max-width:760px){.metrics{grid-template-columns:1fr 1fr}.form-grid{grid-template-columns:1fr}.metric strong{font-size:1.05rem}}@media (max-width:420px){.metrics{grid-template-columns:1fr}}.timeline li{display:flex;justify-content:space-between;gap:16px}.timeline span{font-variant-numeric:tabular-nums;white-space:nowrap}textarea{width:100%;padding:11px 12px;border:1px solid #bdc9d5;border-radius:9px;background:#fff;font:inherit;resize:vertical}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;font-size:.92rem}th, td{text-align:left;border-bottom:1px solid #e2e8f0;padding:8px}.check-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:12px 0}.check-grid label{display:flex;gap:8px;align-items:center;background:#f6f9fc;border:1px solid #dce6ef;border-radius:10px;padding:10px}@media (max-width:760px){.check-grid{grid-template-columns:1fr}}/* V1.1 Hero readability fix — 2026-09-12
   Keep long EN/ZH engineering titles readable on desktop and prevent orphan wrapping. */

@media (max-width:900px){
}/* V1.2 Full-page engineering UI refinement — 2026-09-12
   Improves hierarchy, grouped inputs, desktop two-column planning layout, sticky result visibility and failure-state capacity visualization. */
/* V1.2 Full-page engineering UI refinement — 2026-09-12
   Improves hierarchy, grouped inputs, desktop two-column planning layout, sticky result visibility and failure-state capacity visualization. */
/* V1.2 Full-page engineering UI refinement — 2026-09-12
   Improves hierarchy, grouped inputs, desktop two-column planning layout, sticky result visibility and failure-state capacity visualization. */
/* V1.2 Full-page engineering UI refinement — 2026-09-12
   Improves hierarchy, grouped inputs, desktop two-column planning layout, sticky result visibility and failure-state capacity visualization. */
/* V1.2 Full-page engineering UI refinement — 2026-09-12
   Improves hierarchy, grouped inputs, desktop two-column planning layout, sticky result visibility and failure-state capacity visualization. */
/* V1.2 Full-page engineering UI refinement — 2026-09-12
   Improves hierarchy, grouped inputs, desktop two-column planning layout, sticky result visibility and failure-state capacity visualization. */
/* V1.2 Full-page engineering UI refinement — 2026-09-12
   Improves hierarchy, grouped inputs, desktop two-column planning layout, sticky result visibility and failure-state capacity visualization. */
/* V1.2 Full-page engineering UI refinement — 2026-09-12
   Improves hierarchy, grouped inputs, desktop two-column planning layout, sticky result visibility and failure-state capacity visualization. */
.tool-layout{
  display:grid;
  grid-template-columns:minmax(0,1.08fr) minmax(410px,.92fr);
  gap:24px;
  align-items:start;
  margin-top:24px !important;
}.section-heading{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:16px;
  margin-bottom:8px;
}.section-heading h2{
  margin:0 !important;
}.panel-kicker{
  margin:0 0 5px;
  color:#2f82c9;
  font-size:12px;
  font-weight:900;
  letter-spacing:.08em;
  text-transform:uppercase;
}.panel-intro{
  margin:0 0 20px;
  color:#60758b;
  font-size:14px;
  line-height:1.65;
}.parameter-group{
  margin-top:16px;
  padding:18px;
  border:1px solid #e0e9f2;
  border-radius:16px;
  background:#fff;
}.parameter-group:first-of-type{margin-top:10px}.group-heading{
  display:flex;
  align-items:flex-start;
  gap:12px;
  margin-bottom:14px;
}.group-heading > span{
  width:32px;
  height:32px;
  flex:0 0 32px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:10px;
  color:#0b67b2;
  background:#eaf5ff;
  font-size:12px;
  font-weight:900;
}.group-heading h3{
  margin:0;
  color:#153f66;
  font-size:16px;
  line-height:1.3;
}.group-heading p{
  margin:3px 0 0;
  color:#6a7f93;
  font-size:12px;
  line-height:1.5;
}.form-grid{
  gap:12px;
}.field label{
  margin-bottom:7px;
  color:#183f63;
  font-size:13px;
}.field label span{
  color:#71879c;
  font-weight:600;
}.field input, .field select{
  min-height:44px;
  padding:10px 12px;
  border-color:#cbd9e7;
  transition:border-color .15s ease, box-shadow .15s ease, background .15s ease;
}.field input:hover, .field select:hover{border-color:#9fb9d1}.field input:focus, .field select:focus{
  border-color:#428ed1 !important;
  box-shadow:0 0 0 3px rgba(66,142,209,.12);
}.protection-group{background:#fbfdff}.check-grid{
  margin:0;
  gap:10px;
}.check-grid label{
  min-height:74px;
  align-items:flex-start;
  padding:12px;
  border-color:#dce7f1;
  background:#fff;
  cursor:pointer;
  transition:border-color .15s ease, box-shadow .15s ease, transform .15s ease;
}.check-grid label:hover{
  border-color:#9fc4e7;
  box-shadow:0 7px 18px rgba(8,61,115,.07);
  transform:translateY(-1px);
}.check-grid input{margin-top:3px}.check-grid label > span{display:block;min-width:0}.check-grid strong{display:block;color:#173f65;font-size:13px}.check-grid small{display:block;margin-top:4px;color:#72879a;font-size:11px;line-height:1.4}.note-box{
  margin-top:16px;
  padding:14px 16px;
  border-color:#cfe2f4;
  background:#f3f9ff;
}.note-box strong{color:#0a568f}.note-box p{margin:5px 0 0;color:#526f89;line-height:1.6}.input-help{
  min-height:21px;
  margin:10px 0 8px;
  color:#57728b;
}.btn{
  min-height:48px;
  border-radius:12px;
  background:linear-gradient(135deg,#086bc1,#0b7ce6);
  box-shadow:0 11px 24px rgba(11,111,242,.20);
  transition:transform .15s ease, box-shadow .15s ease;
}.btn:hover{transform:translateY(-1px);box-shadow:0 14px 28px rgba(11,111,242,.24)}.result-heading{
  padding-bottom:16px;
  border-bottom:1px solid #e7eef5;
}.status{
  min-width:78px;
  min-height:30px;
  justify-content:center;
  align-items:center;
  padding:.35rem .68rem;
  border:1px solid transparent;
}.status.healthy{color:#116b48;border-color:#bce7ce;background:#ebf8f1}.status.caution{color:#986406;border-color:#f2d899;background:#fff8e7}.status.high{color:#a12f2f;border-color:#f1c6c6;background:#fff0f0}.status.critical{color:#8a1c1c;border-color:#e6a8a8;background:#ffe6e6}.result-lead{
  margin:14px 0 16px;
  padding:12px 14px;
  display:flex;
  flex-direction:column;
  gap:3px;
  border:1px solid #cfe3f7;
  border-radius:13px;
  background:linear-gradient(135deg,#edf7ff,#f9fcff);
}.result-lead strong{color:#0d5e9e;font-size:13px}.result-lead span{color:#5e758b;font-size:12px;line-height:1.45}.metrics{
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:10px;
}.metric{
  min-height:104px;
  padding:14px;
  border-color:#e0e9f2 !important;
  background:linear-gradient(180deg,#fff,#fbfdff) !important;
}.metric span{font-size:12px;line-height:1.4}.metric strong{
  display:block;
  margin-top:5px;
  color:#0a4d82;
  font-size:24px;
  line-height:1.1;
}.metric small{font-size:11px;line-height:1.35}.utilization-card{
  margin-top:16px;
  padding:16px;
  border:1px solid #dbe7f1;
  border-radius:16px;
  background:#fbfdff;
}.subsection-heading{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:12px;
  margin-bottom:12px;
}.subsection-heading h3{
  margin:0;
  color:#153f66;
  font-size:15px;
}.subsection-heading > span{
  color:#8091a2;
  font-size:10px;
  font-weight:800;
  letter-spacing:.06em;
  text-transform:uppercase;
}.utilization-row + .utilization-row{margin-top:16px}.utilization-label{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-bottom:7px;
  color:#4e6880;
  font-size:12px;
}.utilization-label strong{color:#153f66;font-size:14px}.utilization-track{
  position:relative;
  height:9px;
  overflow:visible;
  border-radius:999px;
  background:#e9f0f6;
}.utilization-track > span{
  position:absolute;
  inset:0 auto 0 0;
  width:0;
  max-width:100%;
  border-radius:999px;
  background:linear-gradient(90deg,#1b8bd2,#0c70c8);
  transition:width .25s ease, background .2s ease;
}.utilization-track > span.warn{background:linear-gradient(90deg,#d99a1f,#e17f17)}.utilization-track > span.fail{background:linear-gradient(90deg,#d9534f,#b82f31)}.utilization-track > i{
  position:absolute;
  top:-3px;
  bottom:-3px;
  width:2px;
  left:80%;
  border-radius:2px;
  background:#173f65;
  opacity:.48;
  transform:translateX(-1px);
}.utilization-row > small{
  display:block;
  margin-top:6px;
  color:#7b8d9e;
  font-size:10px;
}.validation-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:14px;
  margin-top:16px;
}.validation-grid > section{
  padding:15px 16px;
  border:1px solid #e0e8f0;
  border-radius:15px;
  background:#fff;
}.result-list{
  margin:0;
  padding:0;
  list-style:none;
}.result-list li{
  margin:0;
  padding:8px 0;
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:12px;
  border-top:1px solid #eef3f7;
  color:#536c82;
  font-size:12px;
  line-height:1.45;
}.result-list li:first-child{border-top:0;padding-top:0}.result-list li:last-child{padding-bottom:0}.check-list li > strong{font-size:11px;white-space:nowrap}.check-list li.pass > strong{color:#16704c}.check-list li.fail > strong{color:#bd3434}.warning-list li{
  display:block;
  padding-left:18px;
  position:relative;
}.warning-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:14px;
  width:7px;
  height:7px;
  border-radius:50%;
  background:#e0a02a;
}.warning-list li.no-warning::before{background:#27a36e}

@media (max-width:1100px){.tool-layout{grid-template-columns:1fr}
}
@media (max-width:760px){.parameter-group{padding:15px}.form-grid{grid-template-columns:1fr}.metrics{grid-template-columns:1fr 1fr}.check-grid{grid-template-columns:1fr}
}
@media (max-width:520px){.tool-layout{gap:16px;margin-top:16px !important}.metrics{grid-template-columns:1fr}.metric{min-height:0}.section-heading{align-items:flex-start}.result-heading{gap:10px}
}