.cd-wrap{max-width:1040px}.cd-h1{margin-bottom:5px;font-size:23px;font-weight:700}.cd-lead{color:var(--muted);margin-bottom:16px;font-size:14px}.cd-disclaimer{background:var(--amber-light);border-inline-start:4px solid var(--amber);border-radius:10px;margin-bottom:18px;padding:9px 14px;font-size:12.5px}.cd-main-grid{grid-template-columns:330px 1fr;align-items:start;gap:18px;display:grid}@media (max-width:760px){.cd-main-grid{grid-template-columns:1fr}.cd-right-top{grid-template-columns:1fr!important}}.cd-in h2{color:var(--steel-dark);border-bottom:1px solid var(--line);margin-bottom:12px;padding-bottom:8px;font-size:14px;font-weight:700}.cd-sec{color:#1c4f87;letter-spacing:.2px;background:#e6f1fb;border-inline-start:3px solid #2f6fb5;border-radius:9px;margin:16px 0 9px;padding:6px 11px;font-size:11.5px;font-weight:700}.cd-sec:first-of-type{margin-top:0}.cd-shape-tabs{grid-template-columns:1fr 1fr 1fr;gap:6px;margin-bottom:14px;display:grid}.cd-shape-tab{border:2px solid var(--line);text-align:center;cursor:pointer;background:var(--card);border-radius:10px;flex-direction:column;align-items:center;gap:4px;padding:8px 4px;font-family:inherit;font-size:12px;transition:all .15s;display:flex}.cd-shape-tab.active{border-color:var(--steel);background:var(--steel-light);font-weight:700}.cd-in .num-row{background:#eef4fb;border:1.5px solid #c9dcf1;border-radius:10px;flex-flow:wrap;justify-content:space-between;align-items:center;gap:8px 12px;margin:0 0 7px;padding:9px 12px;display:flex}.cd-in .num-row>label{color:#1c4f87;flex:120px;min-width:110px;margin:0;font-size:12.5px;font-weight:700}.cd-in .num-row>input,.cd-in .num-row>select{text-align:center;background:#fff;border:1.5px solid #bcd3ec;border-radius:8px;outline:none;flex:none;width:132px;max-width:56%;padding:7px 9px;font-family:inherit;font-size:13.5px;font-weight:700}.cd-in .num-row>select{text-align:start;width:152px}.cd-in .num-row>input:focus,.cd-in .num-row>select:focus{border-color:#2f6fb5}.cd-in .num-row>input[readonly],.cd-in .num-row>input:disabled{color:#1c4f87;background:#f4f6f9}.cd-in .num-row .unit{color:var(--faint);direction:ltr;font-size:12px}.cd-minrule{color:var(--steel-dark)!important;font-weight:700!important}.cd-hint{color:#8a96a3;text-align:start;margin:-3px 2px 8px;font-size:11px;font-weight:500;line-height:1.7}.cd-unit-toggle,.cd-load-mode{border:1.5px solid var(--line);border-radius:8px;gap:0;margin-bottom:10px;display:flex;overflow:hidden}.cd-unit-toggle button,.cd-load-mode button{background:var(--card);cursor:pointer;border:none;flex:1;padding:7px;font-family:inherit;font-size:12.5px;transition:all .15s}.cd-unit-toggle button+button,.cd-load-mode button+button{border-inline-start:1px solid var(--line)}.cd-unit-toggle button.active,.cd-load-mode button.active{background:var(--steel);color:#fff;font-weight:700}.cd-calc-btn{background:var(--steel);color:#fff;cursor:pointer;border:none;border-radius:10px;width:100%;margin-top:6px;padding:12px;font-family:inherit;font-size:15px;font-weight:700;transition:background .15s}.cd-calc-btn:hover{background:var(--steel-dark)}.cd-accordion{border:1px solid var(--line);background:var(--surface);border-radius:10px;margin:12px 0 10px;overflow:hidden}.cd-accordion>summary{cursor:pointer;color:var(--steel-dark);justify-content:space-between;align-items:center;gap:8px;padding:10px 12px;font-size:13px;font-weight:700;list-style:none;display:flex}.cd-accordion>summary::-webkit-details-marker{display:none}.cd-accordion>summary .cd-small{color:var(--faint);font-size:11px;font-weight:500}.cd-accordion>summary:after{content:"+";background:var(--steel-light);width:22px;height:22px;color:var(--steel-dark);border-radius:50%;flex:0 0 22px;justify-content:center;align-items:center;font-weight:700;display:inline-flex}.cd-accordion[open]>summary:after{content:"−"}.cd-accordion-body{background:var(--card);border-top:1px solid var(--line);padding:0 12px 12px}.cd-prod{margin:4px 0 2px}.cd-prod>summary{color:var(--muted);cursor:pointer;font-size:12px}.cd-save-row{grid-template-columns:minmax(0,1fr) 88px;align-items:center;gap:8px;margin-bottom:14px;display:grid}.cd-save-row input{border:1.5px solid var(--line);border-radius:8px;outline:none;min-width:0;padding:8px 12px;font-family:inherit;font-size:13.5px}.cd-save-row input:focus{border-color:var(--comp)}.cd-save-row button{background:var(--comp);color:#fff;cursor:pointer;white-space:nowrap;border:none;border-radius:8px;width:88px;padding:8px;font-family:inherit;font-size:13px;font-weight:700}.cd-saved-list{margin-top:8px}.cd-saved-empty{color:var(--faint);text-align:center;padding:8px;font-size:12px}.cd-saved-item{background:var(--surface);cursor:pointer;border-radius:8px;align-items:center;gap:8px;margin-bottom:6px;padding:8px 12px;font-size:13px;display:flex}.cd-saved-item:hover{background:var(--steel-light)}.cd-saved-item .cd-si-name{flex:1;font-weight:600}.cd-saved-item .cd-si-date{color:var(--faint);font-size:11px}.cd-saved-item .cd-si-del{color:var(--danger);cursor:pointer;background:0 0;border:none;padding:0 4px;font-size:15px}.cd-right-top{grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px;display:grid}.cd-preview-card{background:var(--card);border:1px solid var(--line);text-align:center;cursor:zoom-in;border-radius:12px;padding:14px;transition:all .15s}.cd-preview-card:hover{outline-offset:2px;outline:2px solid #2f6fb58c}.cd-preview-card h3{color:var(--muted);margin-bottom:8px;font-size:13px;font-weight:700}.cd-svg{max-width:100%;height:auto;margin:0 auto;display:block}.cd-verdict{text-align:center;border-radius:12px;margin-bottom:14px;padding:14px 18px;font-size:15px;font-weight:700}.cd-verdict.ok{background:var(--comp-light);color:var(--comp-dark)}.cd-verdict.fail{background:var(--danger-light);color:var(--danger)}.cd-verdict.warn{background:var(--amber-light);color:var(--amber)}.cd-verdict.capacity{background:var(--purple-light,#eeedfe);color:var(--purple,#6a5cd0)}.cd-result-card{background:var(--card);border:1px solid var(--line);border-radius:12px;margin-bottom:12px;padding:16px 18px}.cd-result-card h3{color:var(--steel-dark);align-items:center;gap:7px;margin-bottom:10px;font-size:13.5px;font-weight:700;display:flex}.cd-sum-grid{grid-template-columns:1fr 1fr;gap:9px;display:grid}.cd-sum-item{background:var(--surface);cursor:pointer;border-radius:9px;padding:10px 13px;transition:transform .12s,box-shadow .12s}.cd-sum-item:hover{transform:translateY(-1px);box-shadow:0 4px 12px #1d273314}.cd-sum-item .cd-sl{color:var(--muted);font-size:11px}.cd-sum-item .cd-sv{text-align:right;direction:ltr;font-size:19px;font-weight:700}.cd-sum-item .cd-su{color:var(--faint);font-size:10.5px}.cd-confidence{background:var(--surface);cursor:pointer;border-radius:10px;margin:10px 0;padding:10px 12px}.cd-confidence .cd-ctop{color:var(--muted);justify-content:space-between;align-items:center;margin-bottom:6px;font-size:12px;display:flex}.cd-confidence .cd-bar{background:#e7edf4;border-radius:999px;height:10px;overflow:hidden}.cd-confidence .cd-fill{background:linear-gradient(90deg,var(--comp),var(--steel));border-radius:999px;height:100%}.cd-quick-tip{color:var(--muted);background:var(--surface);border-radius:9px;margin-top:10px;padding:9px 11px;font-size:12px}.cd-cost-pie-card{background:var(--surface);border:1px solid var(--line);cursor:pointer;border-radius:12px;margin-top:12px;padding:12px}.cd-cost-pie-wrap{grid-template-columns:112px 1fr;align-items:center;gap:14px;display:grid}.cd-cost-pie{border-radius:50%;width:108px;height:108px;position:relative;box-shadow:inset 0 0 0 1px #0000000a}.cd-cost-pie:after{content:"";background:var(--surface);box-shadow:0 0 0 1px var(--line);border-radius:50%;position:absolute;inset:25px}.cd-cost-pie-total{z-index:2;color:var(--ink);direction:ltr;justify-content:center;align-items:center;font-size:12px;font-weight:700;display:flex;position:absolute;inset:0}.cd-cost-legend{gap:6px;display:grid}.cd-cost-leg{color:var(--muted);grid-template-columns:12px 1fr auto;align-items:center;gap:8px;font-size:12px;display:grid}.cd-cost-dot{border-radius:50%;width:10px;height:10px;display:inline-block}.dot-conc{background:var(--steel)}.dot-steel{background:var(--comp)}.dot-form{background:var(--amber)}.dot-labor{background:var(--purple,#6a5cd0)}.dot-extra{background:#b6c0cc}.cd-check-row{border-bottom:1px solid var(--surface);cursor:pointer;justify-content:space-between;align-items:center;gap:8px;padding:7px 0;font-size:13px;display:flex}.cd-check-row:last-child{border:none}.cd-badge{border-radius:999px;padding:2px 10px;font-size:11px;font-weight:700;display:inline-block}.cd-badge.ok{background:var(--comp-light);color:var(--comp-dark)}.cd-badge.warn{background:var(--amber-light);color:var(--amber)}.cd-badge.fail{background:var(--danger-light);color:var(--danger)}.cd-badge.info{background:var(--steel-light);color:var(--steel-dark)}.cd-error-box{background:var(--danger-light);border-inline-start:4px solid var(--danger);color:var(--danger);border-radius:12px;margin-bottom:12px;padding:13px 16px;font-size:13px}.cd-error-box h4{margin-bottom:7px;font-size:14px}.cd-error-box ul{margin:0;padding-inline-start:18px}.cd-error-box li{text-align:start;direction:ltr;margin-bottom:3px;font-family:IBM Plex Mono,ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px}.cd-error-box .cd-error-note{color:var(--muted);margin-top:8px;font-size:12px}.cd-axis-grid{grid-template-columns:1fr 1fr;gap:9px;margin-top:10px;display:grid}@media (max-width:520px){.cd-axis-grid{grid-template-columns:1fr}}.cd-axis-card{background:var(--surface);cursor:pointer;border-radius:9px;padding:10px 13px;transition:transform .12s,box-shadow .12s}.cd-axis-card:hover{transform:translateY(-1px);box-shadow:0 4px 12px #1d273314}.cd-axis-card h5{color:var(--steel-dark);justify-content:space-between;align-items:center;gap:6px;margin-bottom:5px;font-size:12px;display:flex}.cd-axis-line{text-align:start;color:var(--muted);direction:ltr;unicode-bidi:plaintext;font-family:IBM Plex Mono,ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11.5px;line-height:1.9}.cd-note-box{background:var(--steel-light);border-inline-start:3px solid var(--steel);color:var(--steel-dark);border-radius:8px;margin:10px 0;padding:9px 12px;font-size:12.5px}.cd-warn-box{background:var(--amber-light);border-inline-start:3px solid var(--amber);color:var(--amber);border-radius:8px;margin:10px 0;padding:9px 12px;font-size:12.5px}.cd-decision-box{border:1px solid var(--line);border-inline-start:4px solid var(--purple,#6a5cd0);cursor:pointer;background:#fff;border-radius:12px;margin:10px 0;padding:13px 15px;font-size:12.5px}.cd-decision-box h4{color:var(--purple,#6a5cd0);margin-bottom:6px;font-size:13px}.cd-decision-box ul{margin:0;padding:0;padding-inline-start:18px}.cd-decision-box li{margin-bottom:4px}.cd-expand-btn{border:1.5px solid var(--line);background:var(--surface);cursor:pointer;width:100%;color:var(--muted);border-radius:8px;margin-top:6px;padding:8px;font-family:inherit;font-size:13px}.cd-expand-btn:hover{border-color:var(--steel);color:var(--steel)}.cd-calc-steps{margin-top:10px}.cd-steps-head{color:var(--steel-dark);margin:10px 0 6px;font-size:13px;font-weight:700}.cd-fstep{background:var(--surface);cursor:pointer;border:1px solid #0000;border-radius:7px;margin-bottom:6px;padding:8px 12px;font-size:12.5px;transition:transform .12s,box-shadow .12s,border-color .12s}.cd-fstep:hover{border-color:var(--steel-light);transform:translateY(-1px);box-shadow:0 4px 12px #1d273314}.cd-fhead{color:var(--muted);flex-wrap:wrap;align-items:center;gap:8px;display:flex}.cd-fstep-label{flex:auto;font-size:12px;font-weight:600}.cd-fstep-val{color:var(--ink);background:var(--card);border-radius:6px;padding:0 7px;font-family:IBM Plex Mono,ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11.5px;font-weight:700}.cd-clause{background:var(--steel-light);color:var(--steel-dark);border-radius:5px;padding:0 6px;font-family:IBM Plex Mono,ui-monospace,SFMono-Regular,Menlo,monospace;font-size:10.5px;display:inline-block}.cd-qmark{background:var(--steel-light);width:18px;height:18px;color:var(--steel-dark);border-radius:50%;flex:0 0 18px;justify-content:center;align-items:center;font-size:11px;font-weight:700;display:inline-flex}.cd-eq{color:var(--steel-dark);white-space:pre-wrap;direction:ltr;unicode-bidi:plaintext;margin-top:2px;font-family:IBM Plex Mono,ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11.5px;line-height:1.8}.cd-zone-strip{border-radius:8px;margin-bottom:7px;padding:9px 13px;font-size:13px}.cd-zone-strip.dense{background:var(--danger-light);border-inline-start:3px solid var(--danger)}.cd-zone-strip.normal{background:var(--comp-light);border-inline-start:3px solid var(--comp)}.cd-placeholder{text-align:center;color:var(--muted);background:var(--card);border:1px solid var(--line);border-radius:12px;padding:32px}.cd-legacy-snap{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px}.cd-help-modal{z-index:900;background:#1d273347;justify-content:center;align-items:center;padding:18px;display:flex;position:fixed;inset:0}.cd-help-card{border:1px solid var(--line);background:#fff;border-radius:14px;width:100%;max-width:520px;padding:18px;box-shadow:0 18px 50px #1d273338}.cd-help-card h3{color:var(--steel-dark);margin-bottom:8px;font-size:16px}.cd-help-card p{color:var(--muted);font-size:13.5px;line-height:1.9}.cd-help-card button{background:var(--steel);color:#fff;cursor:pointer;border:none;border-radius:8px;margin-top:14px;padding:8px 18px;font-family:inherit;font-weight:700}.cd-toast{color:#fff;opacity:0;pointer-events:none;z-index:999;background:#1d2733;border-radius:999px;padding:9px 20px;font-size:13.5px;transition:opacity .3s;position:fixed;bottom:24px;left:50%;transform:translate(-50%)}.cd-toast.show{opacity:1}.cd-lb{z-index:99999;background:#101620db;justify-content:center;align-items:center;padding:18px;display:flex;position:fixed;inset:0}.cd-lb-stage{background:#fff;border-radius:12px;max-width:96vw;max-height:92vh;padding:12px;overflow:auto;box-shadow:0 12px 50px #00000080}.cd-lb-stage .cd-svg{cursor:default;width:min(92vw,900px);height:auto}.cd-lb-x{top:8px;color:#fff;cursor:pointer;-webkit-user-select:none;user-select:none;font-size:32px;line-height:1;position:absolute;inset-inline-end:18px}.cd-lb-hint{text-align:center;color:#dfe6ee;font-size:12px;position:absolute;bottom:12px;left:0;right:0}