.tool-shell{padding:44px 0 70px}
.tool-layout{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(300px,.72fr);gap:24px;align-items:start}
.tool-form,.tool-sidebar,.tool-result,.data-panel{
  background:#fff;border:1px solid var(--line);border-radius:24px;padding:26px;
  box-shadow:0 12px 36px rgba(16,52,61,.07)
}
.tool-form h2,.tool-sidebar h2,.tool-result h2,.data-panel h2{font-size:clamp(1.55rem,3vw,2.35rem)}
.form-section{padding:20px 0;border-top:1px solid var(--line)}
.form-section:first-of-type{border-top:0;padding-top:0}
.form-section h3{margin-bottom:8px}
.form-section>p{margin-top:0;color:var(--muted)}
.field-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.field-grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.field-grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1/-1}
.field label,.field legend{font-weight:800;color:var(--ink)}
.field .hint{font-size:.82rem;color:var(--muted);margin-top:-2px}
input,select,textarea{
  width:100%;min-height:46px;padding:10px 12px;border:1px solid #b9cfd3;border-radius:12px;
  color:var(--ink);background:#fff;font:inherit
}
textarea{min-height:92px;resize:vertical}
input:focus,select:focus,textarea:focus{outline:3px solid rgba(37,168,196,.22);border-color:var(--cool)}
.input-row{display:grid;grid-template-columns:1fr auto;gap:8px;align-items:end}
.unit{
  min-width:72px;min-height:46px;display:grid;place-items:center;padding:0 10px;
  border:1px solid var(--line);border-radius:12px;background:#f5fafb;font-weight:800;color:var(--muted)
}
.tool-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}
button,.file-label{
  min-height:48px;padding:11px 18px;border-radius:14px;border:1px solid transparent;
  font:inherit;font-weight:850;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px
}
button.primary{background:linear-gradient(135deg,var(--cool),var(--cool2));color:#fff;box-shadow:0 12px 28px rgba(8,122,149,.22)}
button.secondary,.file-label{background:#fff;border-color:var(--line);color:var(--ink)}
button.ghost{background:#eff8fa;color:var(--cool);border-color:#cce6eb}
button.danger{background:#fff0ec;color:#9a3d16;border-color:#f0c9bb}
button:disabled{opacity:.55;cursor:not-allowed;transform:none}
button:hover:not(:disabled),.file-label:hover{transform:translateY(-1px)}
.file-label input{position:absolute;inline-size:1px;block-size:1px;opacity:0;pointer-events:none}
.sidebar-list{padding-left:1.1rem}
.sidebar-list li{margin:.55rem 0}
.privacy-box,.assumption-box,.safety-box,.info-box,.source-box,.error-box,.success-box{
  border-radius:16px;padding:15px 16px;margin-top:18px
}
.privacy-box,.success-box{background:#eef9f5;border:1px solid #cce9dc;color:#235c49}
.assumption-box{background:#eff8fb;border:1px solid #c9e4eb;color:#1e5866}
.safety-box{background:#fff8e7;border:1px solid #ead49a;color:#66531c}
.info-box,.source-box{background:#f6f3ff;border:1px solid #dcd4f3;color:#51417c}
.error-box{background:#fff0ec;border:1px solid #f0c9bb;color:#8b3516}
.tool-result{margin-top:26px;scroll-margin-top:92px}
.tool-result[hidden],[hidden]{display:none!important}
.result-summary{
  padding:24px;border-radius:20px;background:linear-gradient(135deg,#17323b,#086d83);color:#fff;margin-bottom:22px
}
.result-summary h2{margin:9px 0 10px;color:#fff}
.result-summary p{color:#e1f1f4}
.result-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.result-meta span{padding:6px 9px;border-radius:999px;background:rgba(255,255,255,.12);font-size:.8rem;font-weight:750}
.result-columns{display:grid;grid-template-columns:1.25fr .75fr;gap:20px}
.result-list{display:grid;gap:12px}
.result-pathway{border:1px solid var(--line);border-radius:16px;padding:16px;background:#fbfefe}
.result-pathway-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.result-pathway p{color:var(--muted);margin-bottom:0}
.signal{white-space:nowrap;padding:5px 8px;border-radius:999px;font-size:.75rem;font-weight:900}
.level-high{background:#ffe7dc;color:#9a3d16}
.level-medium{background:#fff2cf;color:#765516}
.level-low{background:#e9f6f2;color:#22634f}
.signal-track{height:7px;border-radius:999px;background:#edf3f4;margin:12px 0;overflow:hidden}
.signal-track span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--sun),var(--heat),var(--cool))}
.priority-card{border-radius:18px;padding:20px;background:#f3fafb;border:1px solid #cfe7eb}
.priority-card ol{padding-left:1.2rem}
.priority-card li{margin:.72rem 0}
.save-status{font-size:.87rem;color:var(--muted);margin-top:12px}
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.metric{border:1px solid var(--line);border-radius:18px;padding:18px;background:#fbfefe}
.metric strong{display:block;font-size:1.65rem;line-height:1.1;margin:8px 0}
.metric .metric-label{font-weight:850}
.metric .metric-note{font-size:.82rem;color:var(--muted)}
.scenario-table,.data-table{width:100%;border-collapse:collapse}
.scenario-table{margin-top:18px}
.scenario-table th,.scenario-table td,.data-table th,.data-table td{text-align:left;padding:12px;border-bottom:1px solid var(--line);vertical-align:top}
.scenario-table th,.data-table th{font-size:.76rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}
.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:16px;margin-top:18px}
.table-wrap .data-table{min-width:1080px}
.formula{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;background:#17323b;color:#f1fbfd;
  padding:14px 16px;border-radius:14px;overflow-wrap:anywhere
}
.author-mini{
  display:grid;grid-template-columns:86px 1fr;gap:16px;align-items:center;margin-top:24px;
  padding:18px;border:1px solid var(--line);border-radius:18px;background:#fff
}
.author-mini img{width:86px;height:86px;border-radius:18px;object-fit:cover}
.author-mini p{margin:.25rem 0;color:var(--muted)}
.tool-nav{display:flex;gap:9px;flex-wrap:wrap;margin-top:18px}
.tool-nav a{padding:8px 11px;border:1px solid var(--line);border-radius:11px;background:#fff;text-decoration:none;font-weight:750}
.required-mark{color:#b64b21}
.empty-state{padding:28px;text-align:center;border:1px dashed #b9cfd3;border-radius:18px;color:var(--muted);background:#fbfefe}
.chart-card{margin-top:22px;border:1px solid var(--line);border-radius:20px;padding:18px;background:#fff}
.chart-card svg{width:100%;height:auto;display:block}
.chart-legend{display:flex;gap:16px;flex-wrap:wrap;margin-top:10px;font-size:.85rem;color:var(--muted)}
.legend-key{display:inline-flex;align-items:center;gap:7px}
.legend-key::before{content:"";width:24px;height:4px;border-radius:999px;background:var(--cool)}
.legend-key.outdoor::before{background:var(--heat)}
.legend-key.pm::before{background:var(--violet)}
.insight-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:18px}
.insight{border:1px solid var(--line);border-radius:16px;padding:15px;background:#fbfefe}
.insight strong{display:block;margin-bottom:4px}
.pill-row{display:flex;gap:8px;flex-wrap:wrap}
.pill{padding:6px 9px;border-radius:999px;background:#eef7f8;border:1px solid #d3e8eb;font-size:.8rem;font-weight:800}
.decision-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:20px}
.decision-card{border:1px solid var(--line);border-radius:18px;padding:18px;background:#fff}
.decision-card h3{margin-bottom:8px}
.decision-reasons{padding-left:1.15rem}
.decision-reasons li{margin:.45rem 0}
.classification{display:inline-flex;width:max-content;padding:6px 10px;border-radius:999px;font-size:.76rem;font-weight:900}
.favorable{background:#e7f6ef;color:#22634f}
.conditional{background:#fff1d2;color:#755315}
.closed{background:#ffe5dc;color:#933b18}
.insufficient{background:#edf0f1;color:#53666b}
.hour-card{display:grid;grid-template-columns:160px 160px 1fr;gap:15px;padding:17px;border:1px solid var(--line);border-radius:18px;background:#fff}
.hour-card+.hour-card{margin-top:12px}
.hour-time{font-weight:900}
.hour-values{font-size:.86rem;color:var(--muted)}
.best-window{border:2px solid #75b9a0;background:#f4fbf8}
.location-results{display:grid;gap:9px;margin-top:12px}
.location-option{
  width:100%;text-align:left;display:block;min-height:auto;padding:12px 14px;background:#fff;border:1px solid var(--line);
  color:var(--ink);border-radius:13px
}
.location-option strong{display:block}
.location-option span{font-size:.85rem;color:var(--muted)}
.location-selected{border:2px solid var(--cool);background:#effafd}
.status-line{display:flex;align-items:center;gap:10px;min-height:28px;margin-top:12px;color:var(--muted)}
.spinner{width:18px;height:18px;border-radius:50%;border:3px solid #d7e9ec;border-top-color:var(--cool);animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.live-banner{
  display:grid;grid-template-columns:1fr auto;gap:20px;align-items:center;padding:22px;border-radius:20px;
  background:linear-gradient(135deg,#effafd,#fff6e6);border:1px solid var(--line);margin-bottom:20px
}
.live-banner h2{margin-bottom:6px}
.current-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px}
.current-card{border:1px solid var(--line);border-radius:18px;padding:16px;background:#fff}
.current-card strong{display:block;font-size:1.55rem;margin-top:6px}
.current-card span{font-size:.82rem;color:var(--muted)}
.aqi-good{border-top:5px solid #46a57d}
.aqi-moderate{border-top:5px solid #e2b74e}
.aqi-poor{border-top:5px solid #e2764b}
.source-links a{display:inline-block;margin-right:12px}
.tab-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}
.tab-button{background:#fff;border-color:var(--line);color:var(--ink)}
.tab-button.active{background:var(--cool);color:#fff}
.mode-panel{scroll-margin-top:90px}
.plan-meta-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.plan-meta{border:1px solid var(--line);border-radius:16px;padding:14px;background:#fbfefe}
.plan-timeline{display:grid;gap:14px;margin-top:22px}
.plan-block{display:grid;grid-template-columns:120px 1fr;gap:16px;padding:18px;border:1px solid var(--line);border-radius:18px;background:#fff}
.plan-time{font-weight:900;color:var(--cool)}
.plan-block h3{margin-bottom:8px}
.plan-block ul{margin:.4rem 0 0;padding-left:1.2rem}
.plan-block li{margin:.45rem 0}
.action-checklist{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:18px}
.check-item{display:flex;gap:10px;align-items:flex-start;padding:13px;border:1px solid var(--line);border-radius:14px;background:#fbfefe}
.check-item input{width:19px;min-height:19px;margin-top:3px}
@media(max-width:1000px){
  .current-grid{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:900px){
  .tool-layout,.result-columns{grid-template-columns:1fr}
  .tool-sidebar{order:-1}
  .metric-grid{grid-template-columns:repeat(2,1fr)}
  .hour-card{grid-template-columns:130px 1fr}
  .hour-card>div:last-child{grid-column:1/-1}
  .live-banner{grid-template-columns:1fr}
}
@media(max-width:650px){
  .field-grid,.field-grid.three,.field-grid.four,.metric-grid,.insight-list,.decision-grid,.current-grid,.plan-meta-grid,.action-checklist{grid-template-columns:1fr}
  .tool-form,.tool-sidebar,.tool-result,.data-panel{padding:19px}
  .tool-actions button,.tool-actions .file-label{width:100%}
  .hour-card,.plan-block{grid-template-columns:1fr}
  .hour-card>div:last-child{grid-column:auto}
}
@media print{
  .site-header,.site-footer,.tool-sidebar,.tool-actions,.tool-nav,.breadcrumb,.no-print,.location-search-panel,.tab-row{display:none!important}
  body{background:#fff}
  .tool-layout{display:block}
  .tool-form{display:none}
  .tool-result,.data-panel{display:block!important;box-shadow:none;border:0;padding:0}
  .result-summary{background:#fff;color:#111;border:2px solid #17323b}
  .result-summary h2,.result-summary p{color:#111}
  .table-wrap{overflow:visible}
  .table-wrap .data-table{min-width:0;font-size:.69rem}
}