/* Savings calculator — Grid question-screen layout on top of the shared skin (/assets/od-grid-skin.css) */
html{scroll-behavior:smooth}
a{color:inherit}
.wrap{width:min(1120px,100% - var(--gx-gutter)*2);margin-inline:auto}

.hero{padding:clamp(130px,15vw,180px) 0 clamp(40px,6vw,72px);text-align:center}
.hero__inner{display:grid;justify-items:center}
.hero h1{margin:18px 0;font:800 clamp(38px,6vw,74px)/1.04 Rubik,Arial,sans-serif;letter-spacing:-.04em}
.hero h1 b,.section-head h2 b{background:linear-gradient(90deg,var(--gx-lime),var(--gx-cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{max-width:680px;margin:0 0 30px;color:var(--gx-muted);font-size:clamp(17px,1.7vw,19px);line-height:1.7}
.hero__signals{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-top:26px}
.hero__signals span{padding:8px 14px;border:1px solid var(--gx-line);border-radius:999px;background:rgba(255,255,255,.04);color:#c9d3ee;font-size:14px}

.calculator-section{padding:clamp(40px,6vw,80px) 0}
.section-head{max-width:760px;margin:0 auto clamp(26px,4vw,40px);text-align:center}
.section-head h2{margin:16px 0 12px;font:800 clamp(30px,4vw,50px)/1.08 Rubik,Arial,sans-serif;letter-spacing:-.035em}
.section-head p{margin:0;color:var(--gx-muted);font-size:16px;line-height:1.7}

.calculator-card{padding:clamp(22px,4vw,40px)}
.inputs-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.inputs-grid label{display:grid;align-content:start;gap:6px}
.inputs-grid span{font-weight:700;font-size:16px}
.inputs-grid small{color:var(--gx-muted);font-size:14px}
.input-shell{display:flex;align-items:center;margin-top:6px;border:1px solid var(--gx-line-strong);border-radius:var(--gx-radius-sm);background:rgba(2,10,41,.6);transition:border-color .2s,box-shadow .2s}
.input-shell:focus-within{border-color:var(--gx-cyan);box-shadow:0 0 0 4px rgba(53,207,255,.14)}
.input-shell input{flex:1;min-width:0;padding:15px 16px;border:0;background:transparent;color:#fff;font:700 22px Rubik,Arial,sans-serif;outline:none}
.input-shell b{padding-inline:16px;color:var(--gx-cyan);font-size:15px}

fieldset{margin:30px 0 0;padding:0;border:0}
legend{margin-bottom:6px;font-size:20px;font-weight:800}
fieldset>p{margin:0 0 16px;color:var(--gx-muted);font-size:14px}
.area-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.area-option{position:relative;display:flex;align-items:flex-start;gap:12px;padding:18px;border:1px solid var(--gx-line);border-radius:var(--gx-radius-sm);background:rgba(255,255,255,.03);cursor:pointer;overflow:hidden;transition:border-color .25s,background .25s,transform .25s}
.area-option:hover{border-color:var(--gx-line-strong);transform:translateY(-2px)}
.area-option input{position:absolute;opacity:0;pointer-events:none}
.area-option span{display:grid;gap:4px;flex:1}
.area-option b{font-size:16px}
.area-option small{color:var(--gx-muted);font-size:14px;line-height:1.5}
.area-option i{display:grid;place-items:center;width:26px;height:26px;flex:none;border:1px solid var(--gx-line-strong);border-radius:8px;color:transparent;font-style:normal;font-weight:800;transition:background .2s,color .2s,border-color .2s}
.area-option:has(input:checked){border-color:rgba(111,255,0,.5);background:rgba(111,255,0,.08)}
.area-option:has(input:checked) i{border-color:var(--gx-lime);background:var(--gx-lime);color:#061124}
.area-option:has(input:focus-visible){outline:2px solid var(--gx-cyan);outline-offset:3px}

.assumptions{margin-top:24px;padding:18px 20px;border:1px dashed var(--gx-line-strong);border-radius:var(--gx-radius-sm);color:var(--gx-muted);font-size:15px;line-height:1.7}
.assumptions strong{display:block;margin-bottom:4px;color:var(--gx-cyan)}
.assumptions p{margin:0}
.form-error{min-height:1.4em;margin:16px 0 0;color:#ff8a96;font-weight:700}
.calculate{width:100%;margin-top:8px;border:0;cursor:pointer;font-size:18px}

.results{margin-top:24px;padding:clamp(22px,4vw,40px);scroll-margin-top:100px}
.results__intro h2{margin:12px 0 8px;font:800 clamp(28px,3.6vw,44px)/1.1 Rubik,Arial,sans-serif}
.results__intro p{margin:0;color:var(--gx-muted);font-size:16px}
.result-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:24px}
.result-grid article{display:grid;gap:6px;padding:20px;border:1px solid var(--gx-line);border-radius:var(--gx-radius-sm);background:rgba(2,10,41,.5)}
.result-grid span{color:var(--gx-cyan);font-size:14px;font-weight:700}
.result-grid strong{font:800 clamp(28px,3vw,40px)/1.1 Rubik,Arial,sans-serif;direction:ltr;text-align:right}
.result-grid small{color:var(--gx-muted);font-size:14px}
.result-grid .featured{border-color:rgba(111,255,0,.5);background:linear-gradient(160deg,rgba(111,255,0,.14),rgba(2,10,41,.5))}
.result-grid .featured strong{color:var(--gx-lime)}
.result-note{margin-top:18px;padding:18px 20px;border-radius:var(--gx-radius-sm);background:rgba(53,207,255,.07);color:#c3cce6;font-size:15px;line-height:1.7}
.result-note p{margin:4px 0 0}
.results__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.results__actions button{cursor:pointer;font-family:inherit}

.closing{padding:clamp(40px,6vw,80px) 0}
.closing .wrap{display:grid;justify-items:center;gap:14px;padding:clamp(28px,5vw,56px);text-align:center}
.closing h2{margin:0;font:800 clamp(28px,4vw,46px)/1.1 Rubik,Arial,sans-serif;letter-spacing:-.03em}
.closing p{max-width:640px;margin:0;color:var(--gx-muted);font-size:16px;line-height:1.7}

.calc-footer{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 24px;width:100%}
.footer-brand{font:800 20px Rubik,Arial,sans-serif;text-decoration:none}
.footer-brand i{color:var(--gx-lime);font-style:normal}

@media(max-width:900px){
  .inputs-grid,.area-grid{grid-template-columns:1fr 1fr}
  .result-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:720px){
  .inputs-grid,.area-grid,.result-grid{grid-template-columns:1fr}
  .results__actions>*{width:100%}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .area-option,.input-shell{transition:none}
  .area-option:hover{transform:none}
}