*,*::before,*::after{box-sizing:border-box}
:root{
  --c-bg:#f8f9fa;--c-surface:#fff;--c-text:#1a1a1a;--c-muted:#555;
  --c-accent:#0b5cab;--c-accent-dark:#084a8a;--c-border:#d0d7de;
  --c-warn:#8a4b00;--c-warn-bg:#fff8e6;--c-ok:#0d6832;--c-ok-bg:#e6f4ea;
  --c-err:#b42318;--c-err-bg:#fdecea;
  --c-info:#3d5a73;--c-info-bg:#eef2f6;--c-info-border:#c5d0db;
  --c-add:#1a7f37;--c-add-dark:#146b2e;
  --c-cta:#C2410C;--c-cta-dark:#9A3412;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --max:720px;--max-wide:960px;--radius:6px;--space:1rem;
  --header-offset:4.5rem;
}
html{font-size:100%;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);font-size:1rem;line-height:1.6;color:var(--c-text);background:var(--c-bg)}
a{color:var(--c-accent);text-decoration-thickness:1px;text-underline-offset:2px}
a:hover{color:var(--c-accent-dark)}
h1{font-size:1.75rem;line-height:1.25;margin:0 0 .75rem;font-weight:700;scroll-margin-top:var(--header-offset)}
h2{font-size:1.25rem;margin:2rem 0 .75rem;font-weight:600}
h2[id],h3[id]{scroll-margin-top:var(--header-offset)}
h3{font-size:1.05rem;margin:1.5rem 0 .5rem;font-weight:600}
p{margin:0 0 1rem}
ul,ol{margin:0 0 1rem;padding-left:1.35rem}
li{margin-bottom:.35rem}
.skip{position:absolute;left:-9999px;top:0;z-index:100;padding:.5rem 1rem;background:var(--c-accent);color:#fff}
.skip:focus{left:0}

.site-header{background:var(--c-surface);border-bottom:1px solid var(--c-border);padding:.65rem var(--space);position:sticky;top:0;z-index:50}
@media(max-width:767px){.site-header{padding-top:.5rem;padding-bottom:.5rem}}
.site-header__inner{max-width:var(--max-wide);margin:0 auto;display:flex;flex-wrap:wrap;align-items:center;gap:.5rem .65rem}
.logo{display:flex;align-items:center;text-decoration:none;flex:1 1 auto;min-width:0;line-height:0}
.logo__img{display:block;height:2rem;width:auto;max-width:min(100%,11.5rem)}
@media(max-width:767px){.logo__img{height:1.65rem;max-width:min(100%,9.75rem)}}
.logo[aria-current=page] .logo__img{opacity:.92}
.nav-toggle{display:inline-flex;align-items:center;justify-content:center;min-height:44px;min-width:44px;padding:.45rem .85rem;font:inherit;font-weight:600;border:1px solid var(--c-border);border-radius:var(--radius);background:var(--c-surface);cursor:pointer}
.site-nav{flex:1 1 100%;display:none}
.site-nav--open{display:block}
.site-nav__list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.25rem}
.site-nav__item{position:relative}
.site-nav__item>a,.site-nav__trigger{display:flex;align-items:center;min-height:44px;padding:.45rem .65rem;text-decoration:none;font-size:.95rem;color:var(--c-text);background:none;border:none;font:inherit;width:100%;text-align:left;cursor:pointer;border-radius:var(--radius)}
.site-nav__item>a[aria-current=page],.logo[aria-current=page]{color:var(--c-accent);font-weight:600}
.site-nav__trigger[aria-expanded=true]{background:var(--c-info-bg)}
.site-nav__submenu{list-style:none;margin:.25rem 0 0;padding:0 0 0 .5rem;border-left:2px solid var(--c-border)}
.site-nav__submenu a{display:block;min-height:44px;padding:.45rem .65rem;text-decoration:none;font-size:.9rem;color:var(--c-muted)}
.site-nav__submenu a[aria-current=page]{color:var(--c-accent);font-weight:600}
.header-cta{white-space:nowrap;min-height:44px;display:inline-flex;align-items:center;flex:0 0 auto}
.header-cta--compact{padding:.55rem .85rem}
.header-cta.header-cta--full{display:none;margin-left:auto}

main{max-width:var(--max-wide);margin:0 auto;padding:1.25rem var(--space) 3rem;scroll-margin-top:var(--header-offset)}
.content-narrow{max-width:var(--max)}

.info-box{display:flex;gap:.85rem;background:var(--c-info-bg);border:1px solid var(--c-info-border);border-radius:var(--radius);padding:.95rem 1rem;margin-bottom:1.5rem;color:var(--c-info)}
.info-box__icon{flex:0 0 auto;color:var(--c-accent);margin-top:.1rem}
.info-box__title{font-weight:600;margin:0 0 .35rem;color:var(--c-text)}
.info-box__content .prose-lines p:last-child{margin-bottom:0}

.prose-lines p{margin-bottom:.45rem}
.prose-lines p:last-child{margin-bottom:0}

.card{background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--radius);padding:1rem 1.15rem;margin-bottom:1rem}
.card--nested{margin-top:1rem;background:#fafbfc}
label,.field-label{display:block;font-weight:500;margin-bottom:.35rem;font-size:.95rem}
input[type=text],input[type=email],input[type=tel],input[type=number],input[type=date],select,textarea{
  width:100%;max-width:100%;padding:.55rem .65rem;border:1px solid var(--c-border);border-radius:var(--radius);
  font:inherit;background:#fff;margin-bottom:.75rem;min-height:44px
}
input:focus,select:focus,textarea:focus{outline:2px solid var(--c-accent);outline-offset:1px;border-color:var(--c-accent)}
.field-row{display:grid;gap:.75rem;margin-bottom:.5rem}
@media(min-width:540px){.field-row--2{grid-template-columns:1fr 1fr}}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:.35rem;padding:.55rem 1.1rem;font:inherit;font-weight:600;border:none;border-radius:var(--radius);cursor:pointer;text-decoration:none;text-align:center;min-height:44px}
.btn-primary{background:var(--c-accent);color:#fff}
.btn-primary:hover{background:var(--c-accent-dark);color:#fff}
.btn-cta{background:var(--c-cta);color:#fff}
.btn-cta:hover{background:var(--c-cta-dark);color:#fff}
a.btn-cta,a.btn-cta:hover{color:#fff}
.btn-secondary{background:var(--c-surface);color:var(--c-accent);border:1px solid var(--c-accent)}
.btn-add{background:var(--c-add);color:#fff;width:100%;margin-top:.35rem}
.btn-add:hover{background:var(--c-add-dark);color:#fff}
.btn-remove{background:transparent;color:var(--c-muted);border:1px solid var(--c-border);padding:.35rem .65rem;font-size:.82rem;min-height:auto}
.btn-remove svg{width:14px;height:14px;flex:0 0 auto}
.btn-remove:hover{color:var(--c-err);border-color:#f5c2c0}
.btn-sm{padding:.35rem .75rem;font-size:.875rem;min-height:36px}

.btn-group{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:.85rem}
.btn-group--grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(9.5rem,1fr));gap:.55rem}
.btn-group--activity{display:grid;grid-template-columns:repeat(2,1fr);gap:.55rem;width:100%}
.btn-group--activity .btn-choice--icon{width:100%}
.btn-group--wrap .btn-choice{flex:1 1 auto;min-width:8rem}
.btn-group--toggle{display:grid;grid-template-columns:1fr 1fr;gap:.55rem;width:100%}
.btn-group--toggle-stack{display:flex;flex-direction:column;grid-template-columns:none}
.btn-group--toggle .btn-choice{width:100%;min-height:48px;padding:.65rem .75rem;font-size:.88rem;line-height:1.3}
.btn-choice--multi:has(input:checked){border-color:var(--c-accent);background:#eef4fb;box-shadow:inset 0 0 0 1px var(--c-accent);font-weight:600}
.btn-choice{position:relative;display:flex;align-items:center;justify-content:center;min-height:44px;padding:.55rem .75rem;border:1px solid var(--c-border);border-radius:var(--radius);background:var(--c-surface);cursor:pointer;text-align:center;font-size:.9rem;line-height:1.25}
.btn-choice input{position:absolute;opacity:0;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
.btn-choice:has(input:checked){border-color:var(--c-accent);background:#eef4fb;box-shadow:inset 0 0 0 1px var(--c-accent);font-weight:600}
.btn-choice:has(input:focus-visible){outline:2px solid var(--c-accent);outline-offset:2px}
.btn-choice--icon{flex-direction:column;gap:.35rem;padding:.65rem .5rem;min-height:5.5rem}
.btn-choice__icon{display:flex;align-items:center;justify-content:center;width:1.75rem;height:1.75rem;color:var(--c-accent)}
.btn-choice__label{font-size:.82rem}
.btn-choice--compact{font-size:.82rem;padding:.45rem .55rem;min-height:44px}

.legend-with-icon{display:flex;align-items:center;gap:.45rem}
.fieldset-icon{width:1.25rem;height:1.25rem;color:var(--c-accent);flex:0 0 auto}

.equipment-block{border:1px dashed var(--c-border);padding:.75rem;margin-bottom:.75rem;border-radius:var(--radius);position:relative;padding-top:2.5rem}
.equipment-block .remove{position:absolute;top:.5rem;right:.5rem}

.result-box{padding:1rem;border-radius:var(--radius);margin-top:1rem;scroll-margin-top:var(--header-offset)}
#concern-result,#tri-result{scroll-margin-top:var(--header-offset)}
.result-box--ok{background:var(--c-ok-bg);border:1px solid #a8dab5}
.result-box--warn{background:var(--c-warn-bg);border:1px solid #e8c96a}
.result-box--err{background:var(--c-err-bg);border:1px solid #f5c2c0}
.result-box strong{display:block;margin-bottom:.35rem}
.result-box p{margin-bottom:.45rem}
.result-box p:last-child{margin-bottom:0}
.result-detail{font-size:.9rem;color:var(--c-muted)}
.result-cta{margin-top:.75rem}
.result-dual{display:grid;gap:1rem}

.home-section{margin-top:2rem}
.home-cards{display:grid;gap:1rem}
.home-card{background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--radius);padding:1rem 1.15rem}
.home-card h3{margin-top:0;font-size:1.05rem}
.home-card p:last-of-type{margin-bottom:.75rem}
.home-links p{margin-bottom:.65rem}

.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;max-width:100%;margin:1rem 0}
.table-scroll table{margin:0;min-width:36rem}
table{width:100%;border-collapse:collapse;margin:1rem 0;font-size:.9rem}
th,td{border:1px solid var(--c-border);padding:.5rem .65rem;text-align:left;vertical-align:top}
th{background:#eef2f6;font-weight:600}
.timeline{list-style:none;padding:0;margin:1.5rem 0;border-left:3px solid var(--c-accent)}
.timeline li{position:relative;padding:0 0 1.5rem 1.25rem;margin:0}
.timeline li::before{content:"";position:absolute;left:-7px;top:.35rem;width:11px;height:11px;border-radius:50%;background:var(--c-accent)}
.timeline time{font-weight:600;display:block}
.timeline .source{font-size:.85rem;color:var(--c-muted)}
.cta-block{background:#fff7ed;border:1px solid #fdba74;border-radius:var(--radius);padding:1.15rem;margin-top:2rem}
.concern-intro{margin-bottom:1.5rem}
.concern-form{margin-top:0}
.concern-form fieldset.card{margin-bottom:1.35rem}
.concern-form fieldset.card:last-of-type{margin-bottom:1rem}
.cta-block h2{margin-top:0;font-size:1.15rem}
.site-footer{max-width:var(--max-wide);margin:0 auto;padding:1.5rem var(--space) 2rem;border-top:1px solid var(--c-border);font-size:.85rem;color:var(--c-muted)}
.site-footer nav ul{list-style:none;margin:.5rem 0 0;padding:0;display:flex;flex-wrap:wrap;gap:.25rem .75rem}
.site-footer a{color:var(--c-muted)}
.site-footer__end{margin-top:.65rem;display:flex;justify-content:flex-end}
.footer-secret{position:relative;display:inline-block}
.footer-secret__trigger{display:inline-flex;align-items:center;justify-content:center;min-width:44px;min-height:44px;padding:0;border:0;background:transparent;color:var(--c-muted);cursor:pointer;border-radius:.2rem;opacity:.42;line-height:0}
.footer-secret__trigger:hover,.footer-secret__trigger:focus-visible{opacity:.82;outline:2px solid var(--c-accent);outline-offset:2px}
.footer-secret__icon{width:1.05rem;height:1.05rem;display:block;flex:none;pointer-events:none}
.footer-secret__bubble{position:fixed;z-index:100;width:max-content;max-width:min(17.5rem,calc(100vw - 2rem));padding:.55rem .7rem;background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--radius);box-shadow:0 2px 10px rgba(0,0,0,.07);font-size:.78rem;line-height:1.45;color:var(--c-text)}
.footer-secret__bubble>span{display:block}
.footer-secret__bubble[hidden]{display:none}
.footer-secret__trigger--open .footer-secret__needle{animation:footer-secret-drop .55s ease-out forwards}
@keyframes footer-secret-drop{from{transform:translateY(0)}to{transform:translateY(1.3px)}}
@media (prefers-reduced-motion:reduce){.footer-secret__trigger--open .footer-secret__needle{animation:none;transform:translateY(1.3px)}}
.breadcrumb{font-size:.85rem;color:var(--c-muted);margin-bottom:1rem}
.pitfall{border-left:3px solid var(--c-accent);padding-left:.85rem;margin-bottom:1rem}
.checklist li{margin-bottom:.5rem}
.hp{position:absolute;left:-9999px;opacity:0;height:0;width:0;overflow:hidden}
.permit-help{margin-top:.75rem}
.form-spacer-lg{height:1.5rem}
.field-help{margin:-.35rem 0 .75rem;font-size:.88rem;color:var(--c-muted);font-weight:400}
.field-help p{margin-bottom:.35rem}
.field-help p:last-child{margin-bottom:0}
.input-error{border-color:var(--c-err)!important;background:var(--c-err-bg)}
.field-error-msg{font-size:.85rem;color:var(--c-err);margin:-.5rem 0 .75rem}
.prefill-banner{background:var(--c-ok-bg);border:1px solid #a8dab5;border-radius:var(--radius);padding:1rem;margin-bottom:1.25rem}
.prefill-tip{font-size:.9rem;color:var(--c-muted);margin-bottom:1.25rem}
.field-prefilled{background:#f0fdf4;border-color:#86efac}

.mini-section{margin-bottom:.75rem}
.mini-calc-btn{width:100%;margin-top:.5rem}
@media(min-width:540px){.mini-calc-btn{width:auto}}
.inspection-form{margin-top:1rem}
.inspection-day-note{margin-top:1rem;margin-bottom:0}
.inspection-step{margin-bottom:1rem}
.inspection-step__summary{font-size:.9rem;color:var(--c-muted);margin:0 0 .85rem;line-height:1.45}
.inspection-step__change{font:inherit;font-size:.85rem;color:var(--c-accent);background:none;border:none;padding:0;cursor:pointer;text-decoration:underline;text-underline-offset:2px}
.btn-group--months{grid-template-columns:repeat(4,1fr)}
.btn-group--stack{display:flex;flex-direction:column;gap:.55rem}
.btn-choice--selected{border-color:var(--c-accent);background:#eef4fb;box-shadow:inset 0 0 0 1px var(--c-accent);font-weight:600}
.checklist-section{margin-top:2rem}
.checklist-intro{margin-bottom:.75rem}
.checklist-counter{font-weight:600;margin-bottom:1rem}
.checklist-group{margin-bottom:1.25rem}
.checklist-group__heading{font-size:.95rem;margin:0 0 .5rem;font-weight:600;color:var(--c-muted)}
.checklist-interactive{list-style:none;margin:0;padding:0;display:grid;gap:.55rem}
.checklist-row{display:flex;align-items:flex-start;gap:.75rem;padding:.75rem;border:1px solid var(--c-border);border-radius:var(--radius);background:var(--c-surface);cursor:pointer;min-height:48px}
.checklist-row input[type=checkbox]{width:1.25rem;height:1.25rem;margin:.15rem 0 0;flex:0 0 auto;accent-color:var(--c-accent)}
.checklist-row:has(input:checked){background:var(--c-ok-bg);border-color:#a8dab5}
.checklist-row__text{display:flex;flex-direction:column;gap:.2rem;min-width:0}
.checklist-row__label{font-weight:500;line-height:1.35}
.checklist-row__ref{font-size:.82rem;color:var(--c-muted);line-height:1.3}

@media(min-width:540px){
  .btn-group--activity{grid-template-columns:repeat(3,1fr)}
}
@media(min-width:768px){
  :root{--header-offset:4.75rem}
  .btn-group--activity{grid-template-columns:repeat(4,1fr)}
  .nav-toggle{display:none}
  .site-nav{flex:1 1 auto;display:block!important}
  .site-nav__list{flex-direction:row;align-items:center;gap:.15rem .35rem}
  .site-nav__item>a,.site-nav__trigger{width:auto;min-height:40px;padding:.35rem .55rem;font-size:.88rem}
  .site-nav__submenu{position:absolute;top:100%;left:0;min-width:13rem;background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--radius);box-shadow:0 4px 12px rgba(0,0,0,.08);padding:.35rem 0;margin:0;border-left:none;z-index:60}
  .site-nav__submenu[hidden]{display:none!important}
  .site-nav__submenu:not([hidden]){display:block!important}
  .site-nav__submenu a{padding:.45rem .85rem;min-height:40px}
  .home-cards{grid-template-columns:repeat(2,1fr)}
  .result-dual{grid-template-columns:1fr 1fr}
  .header-cta.header-cta--compact{display:none}
  .header-cta.header-cta--full{display:inline-flex;margin-left:auto}
}

@media print{
  .site-header,.site-footer,.cta-block,.info-box,.no-print{display:none!important}
  body{background:#fff;font-size:11pt}
  .print-only{display:block!important}
  main{max-width:100%;padding:0}
}
.print-only{display:none}

@media(max-width:539px){
  h1{font-size:1.45rem}
  table{font-size:.8rem}
  th,td{padding:.35rem .45rem}
}