.ahu-dialog{width:min(1400px,97vw);height:min(940px,96dvh);max-width:97vw;max-height:96dvh;padding:0;border:1px solid #d8e3ef;border-radius:16px;background:#fff;color:#365777;box-shadow:0 28px 100px #16335540}
.ahu-dialog[open]{display:flex;flex-direction:column}.ahu-dialog::backdrop{background:#1d304b75;backdrop-filter:blur(3px)}
.ahu-dialog-header{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 26px 16px}.ahu-dialog h2{font-size:22px;margin:5px 0}.ahu-dialog h3{font-size:15px;margin:0 0 14px}.ahu-dialog h4{font-size:13px;margin:22px 0 12px}.ahu-dialog .eyebrow{font-size:10px;letter-spacing:.09em;line-height:1.7}.ahu-header-actions{display:flex;align-items:center;gap:14px}.ahu-header-actions .ahu-field{width:90px}.ahu-tabs{display:flex;padding:0 24px;gap:7px;border-bottom:1px solid #dfe8f2}.ahu-tabs button{border:0;border-bottom:3px solid transparent;background:transparent;color:#718ba7;font:inherit;font-size:12px;padding:14px 18px;cursor:pointer}.ahu-tabs button[aria-selected=true]{border-color:#386eaa;color:#285d96;font-weight:700;background:#f2f7fc}.ahu-tabs button:focus-visible{outline:2px solid #528bc9;outline-offset:-3px}
.ahu-fieldset{border:0;padding:0;margin:0;min-height:0;min-width:0;flex:1;display:flex;flex-direction:column}.ahu-scroll{overflow:auto;overscroll-behavior:contain;flex:1;padding:24px;background:#f5f8fc}.ahu-fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 18px}.ahu-field{display:flex;flex-direction:column;gap:6px;min-width:0;font-size:11px}.ahu-field>span{font-weight:600;color:#5e7896;line-height:1.4}.ahu-field input,.ahu-field select,.ahu-field textarea{font:inherit;font-size:12px;color:#294f76;background:#fff;border:1px solid #cfdae7;border-radius:6px;width:100%;min-height:36px;padding:8px 10px;box-sizing:border-box;outline:none}.ahu-field input:focus,.ahu-field select:focus,.ahu-field textarea:focus{border-color:#4f86c2;box-shadow:0 0 0 3px #4f86c21c}.ahu-field textarea{resize:vertical;min-height:72px}.ahu-field input:invalid{border-color:#bd7272}.ahu-field.ahu-long{grid-column:1/-1}.ahu-section{padding:20px;background:#fff;border:1px solid #dfe7f1;border-radius:10px;margin-bottom:18px;min-width:0}.ahu-section:last-child{margin-bottom:0}.ahu-dialog .button{font-size:11px;min-height:33px;white-space:normal;line-height:1.4;padding:7px 12px;cursor:pointer}.ahu-dialog .button.danger{background:#fff;border:1px solid #e5c9c9;color:#a34c4c}.ahu-dialog button:disabled{opacity:.45;cursor:not-allowed}.ahu-hint{font-size:11px;color:#7e93ac;line-height:1.6;margin:12px 0}.ahu-inline-actions,.ahu-composition-tools{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin:12px 0}.ahu-composition-tools{margin-top:0;margin-bottom:18px}.ahu-composer{display:grid;grid-template-columns:minmax(260px,.85fr) minmax(380px,1.3fr);gap:20px;align-items:start}.ahu-circuit-list{min-width:0}.ahu-inspector{background:#fff;border:1px solid #dbe5ef;border-radius:10px;padding:22px;min-width:0}.ahu-inspector-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.ahu-inspector-title h3{margin:5px 0 0}.ahu-circuit{border:1px solid #d8e3f0;border-radius:10px;background:#fff;overflow:hidden;margin-bottom:14px}.ahu-circuit-header{padding:13px 14px;background:#edf3fa;border-bottom:1px solid #dde8f4;display:flex;justify-content:space-between;gap:10px;align-items:center}.ahu-circuit-header>button:first-child{background:none;border:0;cursor:pointer;text-align:left;min-width:0;color:#2e5b89;display:grid;gap:3px;font:inherit}.ahu-circuit-header strong{font-size:13px;overflow-wrap:anywhere}.ahu-circuit-header small{font-size:10px;color:#7b92ad}.ahu-module-list{padding:0;margin:0;list-style:none}.ahu-module-list li{display:flex;align-items:center;gap:4px;border-bottom:1px solid #edf2f8;min-width:0}.ahu-module-list li.selected{background:#eef6ff;box-shadow:inset 3px 0 #4d87c4}.ahu-module-select{display:flex;align-items:center;gap:10px;flex:1;min-width:0;padding:12px 10px;background:none;border:0;text-align:left;color:#3f648a;cursor:pointer;font:inherit}.ahu-module-select>span:last-child{display:grid;gap:4px;min-width:0}.ahu-module-select strong{font-size:12px;overflow-wrap:anywhere}.ahu-module-select small{font-size:10px;color:#8196ae}.ahu-module-number{width:25px;height:25px;display:grid;place-items:center;flex:none;border-radius:50%;background:#e7eff9;font:10px monospace;color:#6b89aa}.ahu-move{display:flex;gap:3px;padding-right:8px}.ahu-move .button{padding:3px 7px;min-height:28px}.ahu-detail{border:1px solid #dce6f1;border-radius:8px;margin:15px 0;background:#fff;padding:12px 14px}.ahu-detail summary{font-size:12px;font-weight:600;cursor:pointer;line-height:1.5;color:#607f9f}.ahu-detail[open]>summary{margin-bottom:14px}.ahu-circuit>.ahu-detail{border:0;border-top:1px solid #e1eaf5;border-radius:0;margin:0}.ahu-edge{font-size:10px;display:flex;gap:8px;align-items:center;justify-content:space-between;line-height:1.6;border-bottom:1px solid #eff3f7;padding:8px 0}.ahu-edge>span{min-width:0;overflow-wrap:anywhere}.ahu-edge b{color:#87a4c3;padding:0 4px}.ahu-edge .button{padding:3px 7px;min-height:26px}.ahu-boundary{border-bottom:1px solid #e8eef6;padding:12px 0}.ahu-boundary strong{font-size:11px}.ahu-boundary .ahu-field{margin:12px 0}.ahu-template-intro{padding:22px;background:#edf4fc;border:1px solid #cbdcf0;border-radius:12px;margin-bottom:20px}.ahu-template-intro p{font-size:12px;line-height:1.7;color:#7188a4}.ahu-template-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:18px 0}.ahu-template-grid .button{min-height:60px;text-align:left;justify-content:flex-start;background:#fff;border:1px solid #ccdbec;color:#3e6e9f}.ahu-template-intro>.ahu-field{max-width:340px}.ahu-check{display:flex;gap:8px;align-items:center;font-size:11px;margin-top:12px;line-height:1.5}.ahu-check input{accent-color:#437db9}.ahu-empty{padding:24px;color:#8298b2;font-size:12px;line-height:1.7}.ahu-reference{background:#eff5fc;border:1px solid #d2e0f0;border-radius:10px;padding:18px;margin-bottom:20px}.ahu-reference-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}.ahu-reference-heading h3{margin:0}.ahu-reference-values{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.ahu-reference-values>div{display:grid;gap:7px}.ahu-reference-values span{font-size:10px;color:#7e94ae}.ahu-reference-values strong{font-size:13px;font-weight:600;overflow-wrap:anywhere}.ahu-reference-alert{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding:14px 18px;margin-bottom:20px;border:1px solid #d9bf85;background:#fff7e6;border-radius:8px;font-size:12px;color:#8f6d2a}.ahu-reference-alert span{font-size:11px}.ahu-condition-toolbar{display:flex;align-items:end;gap:12px;margin-bottom:16px;flex-wrap:wrap}.ahu-condition-toolbar>.ahu-field{min-width:220px}.ahu-condition-columns{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:start}.ahu-condition-columns>.ahu-section>.ahu-field{margin-bottom:15px}.ahu-dialog-footer{display:flex;align-items:center;gap:14px;border-top:1px solid #dbe6f2;padding:14px 24px;background:#fff;min-height:66px;box-sizing:border-box}.ahu-save-state{font-size:11px;color:#8297af;white-space:nowrap}.ahu-status{font-size:11px;color:#4b7b68;line-height:1.5;flex:1}.ahu-status.error{color:#b3564f}.ahu-footer-buttons{display:flex;gap:8px;margin-left:auto;flex:none}.ahu-loading{padding:40px;line-height:1.8}.ahu-loading p{font-size:13px}.ahu-links{padding-left:18px;font-size:11px;line-height:1.8}.ahu-links li{margin:7px 0}.ahu-sheet-heading{text-align:center;margin:8px 0 25px}.ahu-sheet-heading p{font-size:12px;line-height:1.7}.ahu-draft-badge{font-size:10px;display:inline-block;padding:6px 12px;border-radius:20px;background:#e6edf7;color:#708baa}.ahu-table-wrap{overflow:auto}.ahu-table-wrap table{font-size:11px;width:100%;min-width:600px}.ahu-review{padding-left:20px;font-size:12px;line-height:1.8;color:#8e7855}
@media(max-width:900px){.ahu-template-grid{grid-template-columns:repeat(2,1fr)}.ahu-composer,.ahu-condition-columns{grid-template-columns:1fr}.ahu-reference-values{grid-template-columns:repeat(2,1fr)}.ahu-scroll{padding:16px}.ahu-inspector{padding:18px}}
@media(max-width:580px){.ahu-dialog{width:100vw;max-width:100vw;height:100dvh;max-height:100dvh;border-radius:0}.ahu-dialog-header{padding:15px}.ahu-tabs{padding:0 8px;gap:0}.ahu-tabs button{flex:1;padding:12px 6px;font-size:11px}.ahu-fields{grid-template-columns:1fr}.ahu-template-grid{grid-template-columns:1fr 1fr}.ahu-dialog-footer{padding:12px;flex-wrap:wrap;gap:8px}.ahu-status{order:3;flex-basis:100%}.ahu-header-actions{gap:6px}.ahu-header-actions .ahu-field{width:70px}.ahu-section{padding:15px}.ahu-reference-heading{align-items:start;flex-direction:column}.ahu-reference-values{gap:14px}.ahu-dialog h2{font-size:19px}.ahu-template-intro{padding:16px}}

.ahu-route{display:grid;gap:14px;margin-top:18px}.ahu-route>div{display:grid;gap:6px;font-size:12px}.ahu-route span{font-size:10px;color:#7e94ae}.ahu-route strong{overflow-wrap:anywhere}.ahu-module-condition{border:1px solid #cbdcf0;border-radius:12px;padding:20px;background:#edf4fc}.ahu-condition-heading{margin-bottom:20px}.ahu-air-pair{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;align-items:start}.ahu-air-pair>.ahu-section{margin-bottom:18px}.ahu-point-context{font-size:11px;line-height:1.6;color:#53799d;overflow-wrap:anywhere}.ahu-detail>.ahu-field{margin-bottom:14px}@media(max-width:900px){.ahu-air-pair{grid-template-columns:1fr}}@media(max-width:580px){.ahu-module-condition{padding:12px}}

/* AHU-only coil balance */
.ahu-coil-results{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:20px 0 10px}
.ahu-coil-result{padding:14px;background:var(--surface-subtle,#f2f6fb);border:1px solid var(--border,#dce5ef);border-radius:9px;display:grid;gap:7px;min-width:0}
.ahu-coil-result span{font-size:12px;color:var(--text-muted,#64748b)}
.ahu-coil-result strong{font-size:19px;color:var(--text,#314f71);overflow-wrap:anywhere}
.ahu-coil-notice{padding:10px 13px;background:#fff8e6;border-left:3px solid #d6a844;color:#70551a;font-size:13px}
@media(max-width:700px){.ahu-coil-results{grid-template-columns:repeat(2,minmax(0,1fr))}.ahu-coil-result strong{font-size:16px}}
.ahu-air-summary{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:12px 0 16px}
.ahu-air-summary>div{display:flex;flex-direction:column;gap:6px;padding:12px;background:#f2f6fa;border:1px solid #e0e8f0;border-radius:9px;min-width:0}
.ahu-air-summary span{font-size:12px;color:#698096}.ahu-air-summary strong{font-size:17px;color:#294d66;overflow-wrap:anywhere}
.ahu-export-actions{display:flex;gap:18px;align-items:center;flex-wrap:wrap;margin:14px 0 22px}
.ahu-module-connections{padding:14px;border:1px solid #d8e3ef;border-radius:9px;background:#f5f8fc;margin-bottom:20px}.ahu-module-connections h4{margin:0 0 10px}.ahu-side-connection{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 0}.ahu-side-connection>span{display:grid;gap:4px;min-width:0;font-size:12px;overflow-wrap:anywhere}.ahu-side-connection small{font-size:11px;color:#637f9b}.ahu-side-connection .button{flex:none}.ahu-module-connections .ahu-hint{margin-bottom:0}
@media(max-width:700px){.ahu-air-summary{grid-template-columns:1fr}.ahu-air-summary>div{flex-direction:row;align-items:center;justify-content:space-between}.ahu-air-summary strong{font-size:15px}}

.ahu-schematic{overflow:auto;border:1px solid #dce6ed;border-radius:10px;background:white}.ahu-schematic svg{display:block;width:100%;min-width:760px;height:auto}

.ahu-pending{margin:18px 0;padding:16px 18px;border:1px solid #e4cda4;border-radius:10px;background:#fffaf0}.ahu-pending h3{font-size:13px;color:#96641e;margin:0}.ahu-pending ol{list-style:none;margin:0;padding:0}.ahu-pending li{display:flex;align-items:center;gap:12px;padding:8px 0;border-top:1px solid #efe3cc;flex-wrap:wrap}.ahu-pending-number{font-size:11px;font-weight:700;color:#96641e;background:#fff2d5;border-radius:20px;padding:7px;min-width:30px;text-align:center}.ahu-pending-name{display:grid;gap:4px;flex:1;min-width:180px;font-size:12px}.ahu-pending-name small{font-size:11px;color:#7b8f9f}.ahu-pending .ahu-inline-actions{margin:0}.ahu-pending .ahu-hint{color:#887348}

.ahu-template-grid{grid-template-columns:repeat(auto-fit,minmax(165px,1fr))}

.ahu-connection-warning{padding:12px 14px;border-left:3px solid #b35b31;background:#fff6ed;color:#873c24;line-height:1.5}