:root {
  --ink:#20231f;
  --muted:#62675f;
  --line:#d9d9d2;
  --soft:#f7f6f2;
  --card:#ffffff;
  --accent:#2e5b45;
  --accent-dark:#204432;
  --accent-soft:#eaf1ec;
  --warm:#f0eadf;
  --warning:#8c5a16;
  --danger:#a23b36;
  --shadow:0 12px 30px rgba(32,35,31,.08);
  --radius:18px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--soft);line-height:1.5}
button,input,select{font:inherit}
button{cursor:pointer}
.shell{width:min(1160px,calc(100% - 32px));margin-inline:auto}
.skip-link{position:absolute;left:-9999px;top:8px;background:#fff;padding:10px 14px;z-index:999}.skip-link:focus{left:8px}
.site-header{background:rgba(247,246,242,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}
.header-inner{min-height:58px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{color:var(--ink);font-weight:800;text-decoration:none;letter-spacing:-.02em}.header-note{font-size:.88rem;color:var(--muted)}
.hero{padding:64px 0 34px}.eyebrow,.step-label{font-size:.76rem;font-weight:800;letter-spacing:.11em;color:var(--accent)}.hero h1{font-size:clamp(2.35rem,7vw,4.7rem);line-height:.98;letter-spacing:-.055em;max-width:850px;margin:.35rem 0 1.15rem}.hero-copy{font-size:clamp(1rem,2vw,1.22rem);max-width:760px;color:var(--muted);margin:0}.trust-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:24px}.trust-row span{background:var(--card);border:1px solid var(--line);border-radius:999px;padding:7px 11px;font-size:.84rem;color:#4e534c}
.planner-wrap{padding-bottom:60px}.mode-tabs{display:grid;grid-template-columns:repeat(4,1fr);background:#e9e8e2;border:1px solid var(--line);padding:5px;border-radius:14px;margin-bottom:14px}.mode-tab{border:0;background:transparent;border-radius:10px;padding:12px;font-weight:750;color:#5a5e57}.mode-tab.active{background:#fff;color:var(--ink);box-shadow:0 2px 8px rgba(0,0,0,.06)}
.planner-grid{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(320px,.75fr);gap:18px;align-items:start}.input-card,.result-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.input-card{padding:26px}.result-card{padding:24px;position:sticky;top:76px}.section-heading,.subsection-title-row{display:flex;align-items:flex-start;justify-content:space-between;gap:18px}.section-heading h2,.subsection h3{margin:.2rem 0 .35rem;letter-spacing:-.025em}.section-heading h2{font-size:1.65rem}.subsection h3{font-size:1.15rem}.subsection p{margin:.2rem 0 1rem;color:var(--muted);font-size:.92rem}.subsection{border-top:1px solid var(--line);padding-top:22px;margin-top:22px}.field-row{display:grid;gap:12px}.field-row.two{grid-template-columns:repeat(2,1fr)}.field-row.three{grid-template-columns:repeat(3,1fr)}.field-row.four{grid-template-columns:repeat(4,1fr)}.area-fields{grid-template-columns:1.15fr 1fr 1fr 1fr}.field{display:block;font-size:.78rem;font-weight:730;color:#555b53;position:relative}.field input,.field select{width:100%;margin-top:6px;border:1px solid #c9cbc4;border-radius:10px;background:#fff;min-height:44px;padding:10px 12px;color:var(--ink);outline:none}.field input:focus,.field select:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(46,91,69,.12)}.field .suffix{position:absolute;right:11px;bottom:11px;color:#777d74;font-weight:600;font-size:.78rem;pointer-events:none}.money-input{display:flex;align-items:center;border:1px solid #c9cbc4;border-radius:10px;margin-top:6px;min-height:44px;padding-left:10px;background:#fff}.money-input:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px rgba(46,91,69,.12)}.money-input span{color:#777d74}.money-input input{border:0!important;box-shadow:none!important;margin:0!important;min-height:42px!important;padding-left:6px!important}.helper,.microcopy{color:var(--muted);font-size:.82rem}.optional-field{margin-top:12px;max-width:360px}.text-btn{border:0;background:none;color:var(--accent);font-weight:750;padding:4px}.secondary-btn,.primary-btn{border-radius:10px;min-height:42px;padding:9px 13px;font-weight:780}.secondary-btn{background:#fff;border:1px solid #c6cac2;color:var(--ink)}.primary-btn{background:var(--accent);border:1px solid var(--accent);color:#fff}.primary-btn:hover{background:var(--accent-dark)}
.areas{display:grid;gap:10px}.area-card{border:1px solid var(--line);border-radius:12px;padding:14px;background:#fbfbf8}.area-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.area-title{font-size:.9rem}.advanced{border:1px solid var(--line);border-radius:11px;margin-top:14px;padding:0 14px;background:#fbfbf8}.advanced summary{padding:12px 0;font-weight:750;cursor:pointer}.advanced-grid{padding:3px 0 12px}.privacy-line{margin-top:18px;padding:10px 12px;background:var(--accent-soft);border-radius:10px;font-size:.8rem;color:#466151}.hidden{display:none!important}
.result-kicker{font-size:.76rem;font-weight:800;letter-spacing:.1em;color:var(--accent)}.result-card h2{font-size:1.5rem;margin:.25rem 0 .2rem;letter-spacing:-.03em}.result-sub{color:var(--muted);font-size:.88rem;margin-bottom:18px}.hero-result{background:var(--accent);color:#fff;border-radius:14px;padding:18px;margin:14px 0}.hero-result .label{font-size:.78rem;opacity:.8;font-weight:650}.hero-result .value{font-size:2rem;font-weight:850;letter-spacing:-.04em;margin-top:2px}.hero-result .detail{font-size:.82rem;opacity:.85;margin-top:3px}.metrics{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}.metric{background:#f8f8f5;border:1px solid #e3e4dd;border-radius:11px;padding:12px}.metric .label{color:var(--muted);font-size:.75rem}.metric .value{font-size:1.1rem;font-weight:830;margin-top:2px}.comparison{margin-top:16px}.comparison h3,.assumptions h3{font-size:.96rem;margin:0 0 8px}.compare-row{display:grid;grid-template-columns:1fr auto;gap:8px;padding:10px 0;border-top:1px solid var(--line);font-size:.86rem}.compare-row:first-of-type{border-top:0}.compare-row strong{text-align:right}.compare-row .sub{grid-column:1/-1;color:var(--muted);font-size:.75rem;margin-top:-4px}.callout{border-radius:10px;padding:11px 12px;margin-top:12px;font-size:.82rem}.callout.info{background:var(--accent-soft);color:#385543}.callout.warn{background:#fbf2e5;color:#72470e}.callout.danger{background:#fae9e7;color:#7f302c}.assumptions{margin-top:16px;padding-top:14px;border-top:1px solid var(--line)}.assumptions ul{margin:7px 0 0;padding-left:19px;color:var(--muted);font-size:.78rem}.result-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:18px}.saved-state{text-align:center;margin-top:8px;font-size:.72rem;color:#7b8078;opacity:0;transition:.2s}.saved-state.show{opacity:1}
.content-section,.faq-section{padding:58px 0}.content-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:60px}.content-section h2,.faq-section h2{font-size:clamp(1.8rem,4vw,2.8rem);letter-spacing:-.045em;margin:.35rem 0 1rem}.content-section p{color:var(--muted)}.feature-list{display:grid;grid-template-columns:1fr 1fr;gap:10px}.feature-list article{border:1px solid var(--line);background:#fff;border-radius:14px;padding:18px}.feature-list strong,.feature-list span{display:block}.feature-list span{color:var(--muted);font-size:.86rem;margin-top:5px}.faq-section{max-width:900px}.faq-section details{border-top:1px solid var(--line);padding:15px 0}.faq-section summary{font-weight:760;cursor:pointer}.faq-section p{color:var(--muted);max-width:780px}.footer-inner{padding:28px 0 40px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;color:var(--muted);font-size:.78rem}
@media(max-width:900px){.planner-grid{grid-template-columns:1fr}.result-card{position:static}.field-row.four{grid-template-columns:repeat(2,1fr)}.content-grid{grid-template-columns:1fr;gap:20px}}
@media(max-width:650px){.shell{width:min(100% - 20px,1160px)}.header-note{display:none}.hero{padding-top:42px}.mode-tabs{grid-template-columns:1fr}.mode-tab{text-align:left}.input-card,.result-card{padding:18px;border-radius:14px}.field-row.two,.field-row.three,.field-row.four,.area-fields{grid-template-columns:1fr 1fr}.area-fields .field:first-child{grid-column:1/-1}.subsection-title-row{display:block}.subsection-title-row .secondary-btn{margin-top:10px}.feature-list{grid-template-columns:1fr}.footer-inner{display:block}.footer-inner span{display:block;margin-bottom:6px}}
@media(max-width:430px){.field-row.two,.field-row.three,.field-row.four,.area-fields{grid-template-columns:1fr}.area-fields .field:first-child{grid-column:auto}.metrics{grid-template-columns:1fr}.result-actions{grid-template-columns:1fr}.hero h1{font-size:2.55rem}}
@media print{.site-header,.mode-tabs,.input-card,.result-actions,.content-section,.faq-section,footer{display:none!important}.planner-grid{display:block}.result-card{display:block!important;border:0;box-shadow:none;padding:0}.planner-wrap{padding:0}.hero{padding:10px 0}.hero-copy,.trust-row{display:none}body{background:#fff}.shell{width:100%}}
button:disabled{cursor:not-allowed;opacity:.5}

.quote-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px}.quote-card{border:1px solid var(--line);border-radius:12px;padding:14px;background:#fbfbf8}.quote-card h3{margin:0 0 10px}.winner{border:2px solid var(--accent);background:var(--accent-soft)}
@media(max-width:760px){.quote-grid{grid-template-columns:1fr}}
.quote-results{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:14px}.quote-result{border:1px solid var(--line);border-radius:12px;padding:13px;background:#f8f8f5}.quote-result.winner{border-color:var(--accent);background:var(--accent-soft)}.quote-total{font-size:1.5rem;font-weight:850;letter-spacing:-.035em;margin:2px 0}.quote-detail{font-size:.76rem;color:var(--muted);margin-top:3px}
@media(max-width:520px){.quote-results{grid-template-columns:1fr}}
.footer-links a{color:var(--accent);font-weight:700;text-decoration:none}.footer-links a:hover{text-decoration:underline}.prose-shell{width:min(820px,calc(100% - 32px));margin:0 auto;padding:54px 0 70px}.prose-shell h1{font-size:clamp(2.2rem,6vw,4rem);letter-spacing:-.05em;line-height:1;margin:.25rem 0 1rem}.prose-shell h2{font-size:1.45rem;letter-spacing:-.025em;margin-top:2.2rem}.prose-shell p,.prose-shell li{color:var(--muted)}.prose-shell .lede{font-size:1.1rem}.formula{background:#fff;border:1px solid var(--line);border-radius:12px;padding:15px 17px;margin:12px 0;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.9rem;overflow:auto}.back-link{display:inline-block;margin-top:14px;color:var(--accent);font-weight:750;text-decoration:none}

/* Planner Factory shared navigation, tool directory, and clickable action cards */
.tool-nav{display:flex;align-items:center;gap:6px;margin-left:auto}.tool-nav a{color:var(--muted);text-decoration:none;font-size:.84rem;font-weight:760;padding:7px 10px;border-radius:999px}.tool-nav a:hover,.tool-nav a:focus-visible{background:#fff;outline:none}.tool-nav a.active{background:var(--accent-soft);color:var(--accent-dark)}.planner-directory{padding:4px 0 38px}.planner-directory-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin:8px 0 16px}.planner-directory-head h2{font-size:clamp(1.6rem,4vw,2.6rem);letter-spacing:-.04em;margin:0}.planner-directory-head p{max-width:570px;color:var(--muted);margin:0}.planner-directory-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.planner-card{display:flex;min-height:180px;flex-direction:column;border:1px solid var(--line);background:#fff;border-radius:16px;padding:18px;text-decoration:none;color:inherit;transition:transform .12s ease,border-color .12s ease,box-shadow .12s ease}.planner-card:hover,.planner-card:focus-visible{transform:translateY(-2px);border-color:#afc0b4;box-shadow:0 10px 26px rgba(32,35,31,.07);outline:none}.planner-card.active{background:var(--accent-soft);border-color:#c8d8cd}.planner-card-kicker{font-size:.68rem;font-weight:850;letter-spacing:.1em;color:var(--accent);margin-bottom:12px}.planner-card strong{font-size:1.15rem;letter-spacing:-.02em}.planner-card>span:not(.planner-card-kicker){color:var(--muted);font-size:.84rem;line-height:1.45;margin-top:7px}.planner-card em{font-style:normal;color:var(--accent);font-weight:800;font-size:.82rem;margin-top:auto;padding-top:18px}.feature-list .feature-card{display:block;border:1px solid var(--line);background:#fff;border-radius:14px;padding:18px;text-decoration:none;color:inherit;transition:transform .12s ease,border-color .12s ease,box-shadow .12s ease}.feature-list .feature-card:hover,.feature-list .feature-card:focus-visible{transform:translateY(-1px);border-color:#b8c8bd;box-shadow:0 7px 18px rgba(32,35,31,.06);outline:none}.feature-list .feature-card strong,.feature-list .feature-card span{display:block}.feature-list .feature-card span{color:var(--muted);font-size:.86rem;margin-top:5px}@media(max-width:900px){.planner-directory-grid{grid-template-columns:1fr 1fr}.planner-directory-head{display:block}.planner-directory-head p{margin-top:8px}}@media(max-width:650px){.header-inner{flex-wrap:wrap}.tool-nav{order:3;width:100%;margin-left:0;overflow:auto}.tool-nav a{padding:6px 9px;white-space:nowrap}.planner-directory-grid{grid-template-columns:1fr}.planner-card{min-height:150px}}

/* v0.22 catalog index */
.planner-index-hero{padding-bottom:30px}.planner-index-wrap{padding-bottom:56px}.planner-index-category{padding:18px 0 28px;border-top:1px solid var(--line)}.planner-index-category:first-child{border-top:0}.planner-index-category-head{margin-bottom:14px}.planner-index-category-head h2{font-size:clamp(1.45rem,3vw,2rem);letter-spacing:-.035em;margin:.25rem 0 0}.planner-index-wrap .planner-card{min-height:188px}.tool-nav a[href="/planners/"]{font-weight:850}

/* v0.58 catalog discovery */
.catalog-controls{padding:0 0 24px}.catalog-search{display:block;max-width:680px}.catalog-search>span{display:block;font-size:.76rem;font-weight:850;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:7px}.catalog-search input{width:100%;min-height:48px;border:1px solid var(--line);border-radius:13px;background:#fff;padding:10px 14px;font:inherit;color:var(--ink);box-shadow:0 5px 16px rgba(32,35,31,.035)}.catalog-search input:focus{outline:3px solid rgba(46,91,69,.14);border-color:#aebfb3}.category-chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}.category-chips a{display:inline-flex;padding:8px 11px;border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--accent-dark);text-decoration:none;font-size:.82rem;font-weight:780}.category-chips a:hover,.category-chips a:focus-visible{border-color:#aebfb3;outline:none;background:var(--accent-soft)}.catalog-search-status{min-height:1.2em;color:var(--muted);font-size:.84rem;margin:9px 0 0}.planner-index-category-head{display:flex;justify-content:space-between;align-items:end;gap:16px}.planner-index-category-head h2 a{color:inherit;text-decoration:none}.planner-index-category-head h2 a:hover{text-decoration:underline;text-underline-offset:4px}.category-link{font-size:.84rem;font-weight:800;color:var(--accent);text-decoration:none;white-space:nowrap}.category-hub-intro{padding:0 0 28px}.category-hub-intro>p{max-width:820px;color:var(--muted);font-size:1rem;line-height:1.6}.planner-card[hidden],.planner-index-category[hidden]{display:none!important}@media(max-width:650px){.planner-index-category-head{align-items:start;flex-direction:column}.category-link{margin-top:-6px}}

/* v0.59 project unit converter */
.converter-shell{padding-bottom:56px}.converter-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(300px,.75fr);gap:18px;align-items:start}.converter-card{border:1px solid var(--line);background:#fff;border-radius:18px;padding:20px;box-shadow:0 14px 34px rgba(32,35,31,.055)}.converter-card h2{margin:.2rem 0 1rem;font-size:1.35rem}.converter-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.converter-value{font-size:1.15rem}.converter-result{font-size:clamp(2rem,5vw,3.5rem);font-weight:850;letter-spacing:-.04em;margin:.5rem 0}.converter-equation{color:var(--muted);line-height:1.55}.converter-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}.converter-presets{display:flex;gap:7px;flex-wrap:wrap;margin-top:16px}.converter-preset{border:1px solid var(--line);background:#fff;border-radius:999px;padding:7px 10px;font:inherit;font-size:.8rem;font-weight:760;cursor:pointer;color:var(--accent-dark)}.converter-preset:hover,.converter-preset:focus-visible{background:var(--accent-soft);outline:none}.converter-reference{display:grid;gap:8px;margin-top:10px}.converter-reference div{display:flex;justify-content:space-between;gap:18px;padding:9px 0;border-bottom:1px solid var(--line);font-size:.88rem}.converter-reference div:last-child{border-bottom:0}.converter-note{margin-top:16px;color:var(--muted);font-size:.84rem;line-height:1.55}@media(max-width:780px){.converter-grid{grid-template-columns:1fr}.converter-row{grid-template-columns:1fr}}

/* v0.5.1 UI polish */
.ui-polish-v051-marker{display:none}.tool-nav{padding:3px;background:rgba(255,255,255,.62);border:1px solid rgba(217,217,210,.9);border-radius:999px}.tool-nav a{transition:background .15s ease,color .15s ease,transform .15s ease}.tool-nav a.active{background:var(--accent);color:#fff}.header-inner>.header-note{white-space:nowrap}.hero-actions{display:flex;gap:9px;flex-wrap:wrap;margin-top:24px}.hero-action{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 15px;border-radius:11px;text-decoration:none;font-weight:800;font-size:.9rem;transition:transform .15s ease,box-shadow .15s ease,background .15s ease}.hero-action:hover,.hero-action:focus-visible{transform:translateY(-1px);outline:none}.hero-action.primary{background:var(--accent);color:#fff;box-shadow:0 8px 20px rgba(46,91,69,.16)}.hero-action.primary:hover{background:var(--accent-dark)}.hero-action.secondary{background:#fff;color:var(--ink);border:1px solid var(--line)}.planner-directory{padding:0 0 54px;scroll-margin-top:86px}.planner-directory-head{display:grid;grid-template-columns:minmax(0,.8fr) minmax(300px,.9fr);align-items:end;gap:42px;margin:0 0 17px;padding-top:8px}.planner-directory-head h2{font-size:clamp(1.75rem,4vw,2.8rem);line-height:1.02;letter-spacing:-.045em;margin:.35rem 0 0}.planner-directory-head p{max-width:600px;color:var(--muted);font-size:.96rem;line-height:1.55;margin:0}.planner-directory-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.planner-card{display:flex;min-height:210px;flex-direction:column;border:1px solid var(--line);background:linear-gradient(180deg,#fff 0%,#fbfbf8 100%);border-radius:18px;padding:19px;text-decoration:none;color:inherit;box-shadow:0 6px 20px rgba(32,35,31,.035);transition:transform .15s ease,border-color .15s ease,box-shadow .15s ease}.planner-card:hover,.planner-card:focus-visible{transform:translateY(-3px);border-color:#aec0b3;box-shadow:0 14px 30px rgba(32,35,31,.08);outline:none}.planner-card.active{background:linear-gradient(180deg,var(--accent-soft) 0%,#f5f8f5 100%);border-color:#bfd1c4}.planner-card-kicker{font-size:.68rem;font-weight:860;letter-spacing:.105em;color:var(--accent);margin-bottom:21px}.planner-card-title{font-size:1.2rem;line-height:1.2;font-weight:850;letter-spacing:-.025em}.planner-card-copy{color:var(--muted);font-size:.84rem;line-height:1.5;margin-top:8px}.planner-card-cta{color:var(--accent);font-weight:820;font-size:.84rem;margin-top:auto;padding-top:20px}.input-card,.result-card{box-shadow:0 14px 34px rgba(32,35,31,.065)}.result-card{border-top:3px solid var(--accent)}.mode-tabs{box-shadow:inset 0 1px 0 rgba(255,255,255,.55)}.mode-tab,.primary-btn,.secondary-btn{transition:transform .15s ease,background .15s ease,color .15s ease,box-shadow .15s ease}.primary-btn:hover,.secondary-btn:hover{transform:translateY(-1px)}.primary-btn:focus-visible,.secondary-btn:focus-visible,.text-btn:focus-visible{outline:3px solid rgba(46,91,69,.18);outline-offset:2px}.privacy-line{border:1px solid #d7e3da}.footer-links a{color:inherit;text-underline-offset:3px}@media(max-width:980px){.header-inner{flex-wrap:wrap}.tool-nav{order:3;width:100%;margin-left:0;overflow:auto;justify-content:flex-start}.planner-directory-grid{grid-template-columns:1fr 1fr}.planner-directory-head{grid-template-columns:1fr;gap:8px}.header-inner>.header-note{margin-left:auto}}@media(max-width:650px){.header-inner{padding:8px 0;gap:8px}.tool-nav{scrollbar-width:none}.tool-nav::-webkit-scrollbar{display:none}.header-inner>.header-note{display:none}.hero{padding-top:38px;padding-bottom:28px}.hero-actions{margin-top:20px}.hero-action{flex:1 1 150px}.planner-directory{padding-bottom:42px}.planner-directory-grid{grid-template-columns:1fr}.planner-card{min-height:166px}.planner-card-kicker{margin-bottom:13px}.planner-wrap{scroll-margin-top:110px}}

/* v0.62 mobile result navigation */
.mobile-results-link{display:none}
#planner-results{scroll-margin-top:92px}
@media(max-width:900px){.mobile-results-link{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:-2px 0 12px;padding:10px 13px;border:1px solid #bfd1c4;border-radius:11px;background:var(--accent-soft);color:var(--accent-dark);font-size:.86rem;font-weight:820;text-decoration:none}.mobile-results-link:hover,.mobile-results-link:focus-visible{background:#dfeae2;outline:3px solid rgba(46,91,69,.14);outline-offset:2px}}
@media print{.mobile-results-link{display:none!important}}

/* v0.63 planner discovery metadata */
.planner-breadcrumb{display:flex;align-items:center;gap:7px;padding-top:18px;color:var(--muted);font-size:.78rem;line-height:1.35}
.planner-breadcrumb a{color:var(--accent);font-weight:760;text-decoration:none}
.planner-breadcrumb a:hover,.planner-breadcrumb a:focus-visible{text-decoration:underline;text-underline-offset:3px;outline:none}
.planner-breadcrumb span[aria-hidden="true"]{color:#9aa099}
@media(max-width:650px){.planner-breadcrumb{padding-top:12px;overflow:auto;white-space:nowrap;scrollbar-width:none}.planner-breadcrumb::-webkit-scrollbar{display:none}}
@media print{.planner-breadcrumb{display:none!important}}

/* v0.65 formula transparency */
.planner-math-guide{padding-top:10px;padding-bottom:54px}
.planner-math-guide>h2{margin-top:8px;max-width:760px}
.math-step-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:22px}
.math-step{display:flex;gap:12px;align-items:flex-start;padding:18px;border:1px solid var(--line);border-radius:14px;background:var(--surface)}
.math-step-number{display:grid;place-items:center;flex:0 0 28px;width:28px;height:28px;border-radius:999px;background:var(--accent-soft);color:var(--accent-dark);font-weight:850;font-size:.82rem}
.math-step p{margin:0;color:var(--muted);font-size:.9rem;line-height:1.55}
.worked-example{margin-top:16px;padding:18px 20px;border-left:3px solid var(--accent);border-radius:10px;background:#f3f7f4}
.worked-example strong{display:block;margin-bottom:6px}
.worked-example p,.math-guide-note{margin:0;color:var(--muted);line-height:1.6}
.math-guide-note{margin-top:12px;font-size:.82rem}
@media(max-width:800px){.math-step-grid{grid-template-columns:1fr}}
@media print{.planner-math-guide{break-inside:avoid}}

/* v0.66 accessibility hardening */
.skip-link{position:fixed;left:12px;top:12px;z-index:9999;transform:translateY(-160%);padding:10px 14px;border-radius:9px;background:#fff;color:#173e2d;border:2px solid #2e5b45;font-weight:800;text-decoration:none;box-shadow:0 6px 22px rgba(0,0,0,.14)}
.skip-link:focus{transform:translateY(0)}
:where(a,button,input,select,textarea,summary):focus-visible{outline:3px solid rgba(46,91,69,.28);outline-offset:3px}

/* v0.73 optional commercial links */
.commercial-links{padding-top:8px;padding-bottom:46px}.commercial-links>h2{margin-top:8px}.commercial-disclosure{max-width:760px;color:var(--muted);font-size:.86rem;line-height:1.55}.commercial-link-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:16px}.commercial-link{display:flex;flex-direction:column;gap:5px;padding:18px;border:1px solid var(--line);border-radius:14px;background:#fff;color:inherit;text-decoration:none}.commercial-link:hover,.commercial-link:focus-visible{border-color:#afc0b4;box-shadow:0 8px 22px rgba(32,35,31,.06)}.commercial-retailer{font-size:.7rem;font-weight:850;letter-spacing:.08em;color:var(--accent)}.commercial-link>span:last-child{color:var(--muted);font-size:.82rem}@media(max-width:700px){.commercial-link-grid{grid-template-columns:1fr}}