.stair-plan{container-type:inline-size;overflow-wrap:anywhere;--ss-ink:#182b3c;--ss-muted:#586b7b;--ss-line:#ccd9df;--ss-accent:#14766a;color:var(--ss-ink);font-family:Inter,system-ui,sans-serif;line-height:1.55}.stair-plan *{box-sizing:border-box}.stair-plan [hidden]{display:none!important}.stair-plan button,.stair-plan input,.stair-plan select{font:inherit}.stair-plan button,.stair-plan .ss-link{max-width:100%;white-space:normal;overflow-wrap:anywhere;min-height:44px;border:1px solid #abc0c8;background:#fff;color:var(--ss-ink);border-radius:9px;padding:10px 14px;cursor:pointer;font-weight:650}.stair-plan button:hover{background:#edf6f3;color:#124d47}.stair-plan button[aria-pressed=true]{background:#dff2eb;border-color:var(--ss-accent);color:#124d47}.stair-plan button:disabled{opacity:.5;cursor:not-allowed}.stair-plan :focus-visible{outline:3px solid #3989bf;outline-offset:3px}.stair-plan h2{font-size:23px;margin:0 0 12px;line-height:1.3}.stair-plan h3{font-size:18px;margin:0 0 10px}.stair-plan p{margin:8px 0 14px}.ss-hero{background:#163d42;color:#fff;border-radius:18px;padding:24px;display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:24px;align-items:center}.ss-hero h2{color:#fff;font-size:clamp(30px,5vw,45px);margin:8px 0}.ss-hero p{color:#e2edeb}.ss-eyebrow{font-size:12px;letter-spacing:.04em;text-transform:uppercase}.ss-hero a{display:inline-flex;text-decoration:none;align-items:center;margin-top:8px}.ss-drawing{background:#fff;border-radius:12px;padding:14px;color:var(--ss-ink);margin:0;min-width:0}.ss-drawing svg{display:block;width:100%;height:auto;aspect-ratio:520/300}.ss-drawing figcaption{font-size:13px;line-height:1.5;margin-top:10px}.ss-legend{display:flex;gap:10px 18px;flex-wrap:wrap;font-size:12px}.ss-legend span:before{content:'';display:inline-block;width:22px;margin-right:6px;vertical-align:middle;border-top:3px solid #14766a}.ss-legend span:last-child:before{border-color:#ae6934;border-top-style:dashed}.ss-panel{border:1px solid var(--ss-line);border-radius:14px;padding:20px;margin-top:20px;background:#f8fafb;min-width:0;scroll-margin-top:110px}.ss-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.ss-toolbar h2{margin:0}.ss-buttons{display:flex;gap:8px;flex-wrap:wrap}.ss-note{font-size:14px;color:var(--ss-muted)}.ss-presets{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:18px 0}.ss-presets button{text-align:left}.ss-presets small{display:block;color:var(--ss-muted);font-size:12px;font-weight:400;line-height:1.5;margin-top:4px}.ss-fields{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:7px 14px;margin-top:18px}.ss-fields>label{display:grid;grid-row:span 3;grid-template-rows:subgrid;min-width:0;font-weight:650;font-size:14px}.ss-fields>label>span{line-height:1.45;overflow-wrap:anywhere}.ss-fields input,.ss-fields select{display:block;width:100%;min-width:0;min-height:46px;align-self:stretch;margin:0;border:1px solid #b7c9d0;border-radius:8px;padding:10px;background:#fff;color:var(--ss-ink)}.ss-fields input:disabled{background:#edf1f3;color:#5c6973}.ss-fields small{display:block;margin:0 0 12px;color:var(--ss-muted);font-size:12px;font-weight:400;line-height:1.5;overflow-wrap:anywhere}.ss-fields [aria-invalid=true]{border-color:#b53d32}.ss-error{color:#982c23;background:#fff1ed;border-left:4px solid #b53d32;padding:12px;margin:12px 0}.ss-metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:16px 0}.ss-metrics>div{background:#fff;padding:14px;border:1px solid var(--ss-line);border-radius:10px;min-width:0}.ss-metrics span,.ss-metrics small{display:block;color:var(--ss-muted);font-size:13px}.ss-metrics strong{display:block;font-size:23px;margin:5px 0;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}.ss-status{padding:0;list-style:none;display:grid;gap:8px}.ss-status li{padding:10px 12px;border-left:3px solid #14766a;background:#edf6f2}.ss-status li.ss-caution{border-color:#ac6130;background:#fff4e9}.ss-alternatives{display:grid;grid-template-columns:repeat(auto-fit,minmax(155px,1fr));gap:10px}.ss-alternatives button{text-align:left;font-size:14px}.ss-alternatives strong,.ss-alternatives span{display:block}.ss-alternatives small{display:block;font-size:12px;line-height:1.5;font-weight:400;margin-top:7px}.ss-detail{margin-top:18px;border-top:1px solid var(--ss-line);padding-top:14px}.ss-detail summary{cursor:pointer;font-weight:700;min-height:44px;display:flex;align-items:center;gap:8px}.ss-detail summary:before{content:'▸'}.ss-detail[open] summary:before{content:'▾'}.ss-detail dl{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:8px 14px}.ss-detail dt,.ss-detail dd{margin:0;border-bottom:1px solid #dae3e8;padding:8px 0;overflow-wrap:anywhere}.ss-detail dd{text-align:right;font-weight:650}.ss-content{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin:28px 0}.ss-content section{min-width:0}.ss-content p,.ss-content li{font-size:15px}.ss-content a{color:#176879;text-decoration:underline}.ss-actions{margin-top:16px}.ss-copy-status{min-height:24px;font-size:13px;color:var(--ss-muted)}
@media(max-width:900px){.ss-hero{grid-template-columns:1fr}.ss-fields,.ss-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}.ss-content{grid-template-columns:1fr}.ss-drawing{max-width:650px;width:100%;margin:auto}}
@media(max-width:520px){.ss-hero,.ss-panel{padding:16px}.ss-presets{grid-template-columns:1fr}.ss-fields{grid-template-columns:1fr}.ss-metrics strong{font-size:20px}.ss-alternatives{grid-template-columns:repeat(2,minmax(0,1fr))}.ss-alternatives button{padding:9px}.ss-detail dl{grid-template-columns:1fr}.ss-detail dt{border-bottom:0;padding-bottom:0}.ss-detail dd{text-align:left;padding-top:0}.ss-drawing{padding:10px}}
#ssPrinted{display:none}
@media print{body.ss-printing>:not(#ssPrinted){display:none!important}body.ss-printing{background:#fff!important}#ssPrinted{display:block!important;color:#142b35;background:white;font:11pt/1.4 Arial,sans-serif;padding:0}#ssPrinted h1{font-size:20pt;margin:0 0 8px}#ssPrinted h2{font-size:14pt;margin:12px 0 6px}#ssPrinted p{margin:6px 0}#ssPrinted svg{width:100%;max-width:470px;display:block;margin:auto}#ssPrinted .ss-legend{display:none}#ssPrinted figcaption{font-size:9pt}#ssPrinted figure{margin:12px 0}#ssPrinted ul{padding-left:22px}#ssPrinted .ss-print-grid{display:grid;grid-template-columns:1fr 1fr;gap:5px 20px}#ssPrinted .ss-print-note{font-size:9pt;border-top:1px solid #bbb;padding-top:10px}#ssPrinted section,#ssPrinted figure{break-inside:avoid}@page{size:A4;margin:14mm}}

@container(max-width:900px){.ss-fields{grid-template-columns:repeat(2,minmax(0,1fr))}.ss-hero{grid-template-columns:1fr}}
@container(max-width:400px){.ss-fields{grid-template-columns:1fr}}
@container(max-width:240px){.ss-metrics,.ss-alternatives{grid-template-columns:1fr}.ss-buttons{min-width:0}}

.stair-plan .calculator-rating__stars{max-width:100%;flex-wrap:wrap-reverse}