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var(--color-primary)}.article-content--premium{background:#fff!important;border:1px solid var(--color-border)!important;box-shadow:var(--shadow-sm)!important}:focus-visible{outline-color:#0055ff73}@media(max-width:760px){.calc-mode-grid{grid-template-columns:1fr;gap:4px}.calc-mode-btn{min-height:56px}.lux-calculator-frame{border-radius:var(--radius-lg)}.calc-result-value{font-size:1.85rem!important}}.premium-faq-list details{border:1px solid var(--color-border)!important;border-radius:12px!important;background:#fff!important}.premium-faq-list details[open]{border-color:#05f3!important}.premium-feature-strip a,.premium-tool-card,.premium-trust-item,.premium-directory-group,.tool-guide-card{border:1px solid var(--color-border)!important;background:#fff!important;border-radius:12px!important}.premium-content-showcase{border:1px solid var(--color-border)!important;border-radius:var(--radius-lg)!important;box-shadow:var(--shadow-xs)!important}.premium-unified-hero,.lux-page-top{max-width:920px;margin-inline:auto}@media(min-width:1024px){.lux-calculator-stage{max-width:920px;margin-inline:auto}}@media(prefers-reduced-motion:reduce){.calc-badge__dot{animation:none}}:root{--soft-bg: #f7f4ef;--soft-bg-warm: #fdfbf7;--soft-card: #ffffff;--soft-border: #ebe6df;--soft-border-light: #f2efe9;--soft-text: #1a1a1a;--soft-muted: #6b7280;--soft-label: #374151;--soft-orange: #f59e0b;--soft-orange-dark: #d97706;--soft-orange-soft: #fff7ed;--soft-blue: #4f46e5;--soft-blue-bright: #2563eb;--soft-green-bg: #d1fae5;--soft-green-text: #065f46;--soft-green-strong: #047857;--soft-shadow: 0 4px 6px -1px rgba(0, 0, 0, .05), 0 20px 48px -12px rgba(0, 0, 0, .1);--soft-radius: 28px;--soft-radius-md: 14px;--soft-radius-sm: 10px}body.lux-site{background-color:var(--soft-bg)!important;background-image:radial-gradient(circle at 50% 0%,rgba(255,255,255,.9),transparent 55%),radial-gradient(circle at 80% 20%,rgba(245,158,11,.06),transparent 40%),linear-gradient(180deg,var(--soft-bg-warm) 0%,var(--soft-bg) 100%)!important;background-size:auto!important}.lux-calculator-stage{padding:0!important;background:none!important;box-shadow:none!important;border-radius:0!important}.lux-calculator-frame{padding:0!important;border:none!important;background:transparent!important;box-shadow:none!important;border-radius:0!important}.lux-calculator-frame:before{display:none!important}.lux-calculator-frame .premium-calculator,.lux-calculator-frame .lx-tool{padding:0!important}.soft-calc{background:var(--soft-card);border:1px solid var(--soft-border-light);border-radius:var(--soft-radius);box-shadow:var(--soft-shadow);padding:clamp(1.5rem,3vw,2.5rem);color:var(--soft-text)}.soft-calc__sr-header{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.soft-calc__trust{display:inline-flex;align-items:center;gap:8px;margin-bottom:1.25rem;padding:8px 14px;border-radius:999px;background:#111827;color:#f9fafb;font-size:.72rem;font-weight:700;letter-spacing:.03em}.soft-calc__trust-icon{display:inline-flex;align-items:center;justify-content:center;width:18px;height:18px;border-radius:50%;background:#ffffff26;font-size:.65rem}.soft-calc__shell{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:0;border:1px solid var(--soft-border-light);border-radius:calc(var(--soft-radius) - 8px);overflow:hidden;background:var(--soft-card)}.soft-calc__inputs{padding:clamp(1.25rem,2.5vw,1.75rem);border-right:1px solid var(--soft-border-light);background:#fff}.soft-calc__results{padding:clamp(1.25rem,2.5vw,1.75rem);background:linear-gradient(180deg,#fafafa,#fff)}.soft-calc__section{display:grid;gap:1.25rem;margin-bottom:.5rem}.soft-calc__section+.soft-calc__section{margin-top:.5rem}.soft-calc__field-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px}.soft-calc__label{font-size:.72rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--soft-label)}.soft-calc__unit-pill,.soft-calc__pf-badge{padding:4px 10px;border-radius:999px;background:var(--soft-orange-soft);color:var(--soft-orange-dark);font-size:.72rem;font-weight:800}.soft-calc__unit-toggle{display:inline-flex;align-items:center;gap:2px;padding:3px;border-radius:999px;background:#f3f4f6;font-size:.72rem;font-weight:700;color:var(--soft-muted)}.soft-calc__unit-toggle-active{display:inline-flex;align-items:center;justify-content:center;min-width:28px;height:28px;padding:0 8px;border-radius:999px;background:var(--soft-orange);color:#fff}.soft-calc__mode-bar{display:inline-flex!important;gap:4px!important;padding:4px!important;border-radius:999px!important;background:#f3f4f6!important;border:1px solid var(--soft-border)!important;margin-bottom:0!important;grid-template-columns:none!important;width:fit-content;max-width:100%}.soft-calc__mode-pill{min-height:auto!important;padding:8px 18px!important;border:none!important;border-radius:999px!important;background:transparent!important;box-shadow:none!important;color:var(--soft-muted)!important;font-size:.82rem!important;font-weight:800!important;text-align:center!important;display:inline-flex!important;align-items:center!important;justify-content:center!important}.soft-calc__mode-pill .calc-mode-desc,.soft-calc__mode-pill .calc-mode-icon{display:none!important}.soft-calc__mode-pill:hover{background:#fff9!important;transform:none!important}.soft-calc__mode-pill.is-active,.soft-calc__mode-pill[aria-selected=true],.soft-calc__mode-pill.active{background:var(--soft-orange)!important;color:#fff!important;box-shadow:0 2px 8px #f59e0b59!important}.calc-voltage-btn.soft-calc__mode-pill.is-active,.calc-voltage-btn.soft-calc__mode-pill.active{background:var(--soft-orange)!important;color:#fff!important}.soft-calc__field{display:grid;gap:0}.soft-calc__input-wrap{position:relative;display:block}.soft-calc__input,.soft-calc .calc-input{width:100%!important;height:auto!important;min-height:56px;padding:14px 16px!important;border:1px solid var(--soft-border)!important;border-radius:var(--soft-radius-sm)!important;background:#fff!important;color:var(--soft-text)!important;font-size:1.75rem!important;font-weight:700!important;font-family:var(--font-sans)!important;box-shadow:inset 0 1px 2px #00000008!important}.soft-calc__input:focus,.soft-calc .calc-input:focus{border-color:var(--soft-orange)!important;box-shadow:0 0 0 3px #f59e0b26!important;outline:none!important}.soft-calc__input--locked{background:#f9fafb!important;color:var(--soft-muted)!important;font-size:1.25rem!important}.soft-calc__input--pf{font-size:1.25rem!important;margin-bottom:10px}.soft-calc__field-unit,.soft-calc .calc-unit{position:absolute;right:12px;top:50%;transform:translateY(-50%);background:#f3f4f6!important;color:var(--soft-muted)!important;border-radius:8px!important;font-size:.78rem!important;font-weight:800!important;padding:6px 10px!important;min-width:auto!important;height:auto!important}.soft-calc__unit-select{position:absolute;right:8px;top:50%;transform:translateY(-50%);border:1px solid var(--soft-border)!important;border-radius:8px!important;background:#f3f4f6!important;font-weight:800!important}.soft-calc__helper{margin-top:8px;font-size:.82rem!important;color:var(--soft-muted)!important;line-height:1.5}.soft-calc__slider{display:block;width:100%;height:6px;margin-top:4px;appearance:none;border-radius:999px;background:#e5e7eb;cursor:pointer}.soft-calc__slider::-webkit-slider-thumb{appearance:none;width:20px;height:20px;border-radius:50%;background:var(--soft-orange);border:3px solid #fff;box-shadow:0 2px 6px #f59e0b66;cursor:pointer}.soft-calc__slider::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:var(--soft-orange);border:3px solid #fff;box-shadow:0 2px 6px #f59e0b66;cursor:pointer}.soft-calc__presets{margin-top:.5rem}.soft-calc__preset-grid{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}.soft-calc__preset{display:inline-flex!important;align-items:center;padding:8px 14px!important;border:1px solid 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.calc-result-value{color:var(--soft-blue)!important;font-size:clamp(2.25rem,5vw,3rem)!important;font-weight:800!important;font-family:var(--font-sans)!important;letter-spacing:-.03em!important;line-height:1!important;text-shadow:none!important}.soft-calc__result-unit{font-size:1.25rem;font-weight:700;color:var(--soft-muted)}.soft-calc__cost-pill{display:inline-flex;align-items:center;gap:8px;margin-top:14px;padding:10px 16px;border-radius:999px;background:var(--soft-green-bg);color:var(--soft-green-text);font-size:.88rem;font-weight:600}.soft-calc__cost-pill strong{color:var(--soft-green-strong);font-weight:800}.soft-calc__cost-label{opacity:.85;font-size:.78rem;text-transform:uppercase;letter-spacing:.04em}.soft-calc__mode-note{display:block;margin-top:10px;font-size:.82rem;color:var(--soft-muted)}.soft-calc__projections{display:grid;gap:0;border-top:1px solid var(--soft-border-light);padding-top:1rem}.soft-calc__projection-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 0;border-bottom:1px solid var(--soft-border-light)}.soft-calc__projection-row:last-child{border-bottom:none}.soft-calc__projection-label{display:block;font-size:.72rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--soft-muted);margin-bottom:4px}.soft-calc__projection-sub{display:block;font-size:.95rem;font-weight:600;color:var(--soft-label)}.soft-calc__projection-cost{font-size:1.1rem;font-weight:800;color:var(--soft-green-strong);white-space:nowrap}.soft-calc__formula-foot{margin:0!important;padding:1rem 0 0!important;border:none!important;border-top:1px solid var(--soft-border-light)!important;background:transparent!important;border-radius:0!important}.soft-calc__formula-label{color:var(--soft-muted)!important;font-size:.68rem!important}.soft-calc__formula-value{color:var(--soft-label)!important;font-family:var(--font-mono)!important;font-style:normal!important;font-size:.95rem!important;font-weight:600!important}.soft-calc__footnote{display:block;margin-top:8px!important;font-size:.78rem!important;font-style:italic;color:var(--soft-muted)!important}.soft-calc__actions{margin-top:1.25rem!important;padding-top:0!important;border:none!important;flex-direction:column!important;align-items:stretch!important;gap:12px!important}.soft-calc__actions .calc-actions{display:flex;gap:10px;flex-wrap:wrap}.soft-calc__btn{height:44px!important;padding:0 1.25rem!important;border-radius:var(--soft-radius-sm)!important;font-size:.88rem!important;font-weight:700!important;border:1px solid var(--soft-border)!important;background:#fff!important;color:var(--soft-label)!important}.soft-calc__btn--primary,.soft-calc__btn.lx-action-copy{background:var(--soft-blue)!important;border-color:var(--soft-blue)!important;color:#fff!important}.soft-calc__btn--primary:hover,.soft-calc__btn.lx-action-copy:hover{background:var(--soft-blue-bright)!important;box-shadow:0 4px 14px #4f46e54d!important}.soft-calc__btn--ghost:hover{border-color:var(--soft-orange)!important;color:var(--soft-orange-dark)!important}.soft-calc__safety{font-size:.78rem!important;color:var(--soft-muted)!important;line-height:1.55;margin:0!important}.soft-calc .calc-section-title{display:none}.soft-calc .calc-result-panel{background:transparent!important}.lux-title-strip h1{background:none!important;-webkit-text-fill-color:unset!important;color:var(--soft-text)!important;font-weight:800!important}.lux-kicker,.premium-kicker{color:var(--soft-orange-dark)!important}.premium-formula-pill,.lux-formula-pill{border-left-color:var(--soft-orange)!important;background:#fff!important;border-color:var(--soft-border)!important}.lux-page-lead{color:var(--soft-muted)!important}@media(max-width:900px){.soft-calc__shell{grid-template-columns:1fr}.soft-calc__inputs{border-right:none;border-bottom:1px solid var(--soft-border-light)}.soft-calc__results{background:#fafafa}}@media(max-width:560px){.soft-calc{padding:1.15rem;border-radius:22px}.soft-calc__input,.soft-calc .calc-input{font-size:1.45rem!important}.soft-calc__mode-bar{width:100%;justify-content:stretch}.soft-calc__mode-pill{flex:1}}