/* Calculator readability + guidance layer */
.calculator{padding:clamp(20px,4vw,34px)!important;border:2px solid #bcd0fb!important;border-radius:16px!important;background:#fff!important;box-shadow:0 10px 30px rgba(23,61,145,.08)}
.calculator h2{font-size:clamp(1.4rem,3vw,1.75rem)!important;letter-spacing:-.02em}
.calc-howto{margin:0 0 22px;padding:18px 20px;background:#f4f8ff;border-left:5px solid var(--electric,#2864ec);border-radius:8px;font-size:1rem;line-height:1.6;color:#17233b}
.calc-howto strong.calc-howto-title{display:block;font-size:1.05rem;color:#142f76;margin-bottom:6px}
.calc-howto ol{margin:6px 0 0;padding-left:22px}
.calc-howto li{margin:4px 0}
.calc-grid{gap:18px!important}
.calc-grid label{font-size:1rem!important;color:#17233b!important;font-weight:800}
.calc-grid input{font-size:1.15rem!important;padding:13px 14px!important;border:2px solid #b8c6df!important;border-radius:9px!important;font-weight:700;color:#17233b}
.calc-grid input:focus{outline:none;border-color:var(--electric,#2864ec)!important;box-shadow:0 0 0 4px rgba(40,100,236,.18)}
.calc-hint{display:block;font-size:.88rem;font-weight:500;color:#4a5872;margin-top:5px}
.calculate{font-size:1.1rem!important;padding:15px 26px!important;border-radius:10px!important}
.calc-result{font-size:1.05rem!important;padding:20px!important;border:2px solid #9fdcb0!important;border-radius:10px!important;background:#f3fcf5!important;color:#17233b}
.calc-result .calc-big{display:block;font-size:clamp(1.8rem,5vw,2.4rem);font-weight:900;color:#0d6b25;letter-spacing:-.02em;margin:4px 0 12px}
.calc-breakdown{width:100%;border-collapse:collapse;margin:8px 0 12px;font-weight:600}
.calc-breakdown td{padding:9px 4px;border-bottom:1px solid #d5ead9}
.calc-breakdown td:last-child{text-align:right;font-weight:800}
.calc-result small{display:block;font-weight:500;font-size:.9rem;color:#4a5872}
.calc-notice{font-size:.92rem!important;color:#3d4d68!important}
/* Interactive worksheet (dark panels) readability */
.ws-enhanced p,.ws-enhanced small{color:#e7efff!important;font-size:1rem!important;line-height:1.6!important}
.ws-enhanced label,.ws-enhanced label span{font-size:.92rem!important;color:#ffffff!important}
.ws-enhanced input,.ws-enhanced select{font-size:1.15rem!important;padding-top:12px!important;padding-bottom:12px!important}
.ws-howto{margin:18px 0;padding:16px 18px;background:rgba(255,255,255,.1);border-left:5px solid #fbdd18;border-radius:8px;color:#fff!important;font-size:1rem}
.ws-howto ol{margin:6px 0 0;padding-left:22px}
.ws-howto li{color:#fff!important;margin:3px 0}
.ws-enhanced [class*="text-[10px]"],.ws-enhanced [class*="text-[11px]"],.ws-enhanced [class*="text-xs"]{font-size:.9rem!important;color:#fff!important}
.ws-enhanced [class*="text-3xl"],.ws-enhanced [class*="text-2xl"]{font-size:2.2rem!important}
.article-calculator .calculator-results span{font-size:.95rem!important;color:#fff!important;letter-spacing:.04em}
.article-calculator .calculator-results strong{font-size:2.3rem!important}