:root{--ink:#1e293b;--muted:#526277;--blue:#b45309;--red:#b91c1c;--line:#e2e8f0;--paper:#f8fafc;--navy:#0a1628;--radius:18px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.6 'Segoe UI',Arial,sans-serif}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button,a,input{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:wait;opacity:.65}:focus-visible{outline:3px solid #b45309;outline-offset:4px}.skip{position:fixed;left:20px;top:-100px;background:var(--th-surface);padding:12px;z-index:100}.skip:focus{top:16px}.container{width:min(1240px,calc(100% - 64px));margin:auto}.site-header{background:var(--th-surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30}.header-row{height:82px;display:flex;align-items:center;gap:36px}.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}.brand img{height:51px;width:51px;object-fit:contain;border-radius:12px}.brand-name{font-size:23px;font-weight:750;letter-spacing:-.8px}.brand-name em{font-style:normal;color:var(--clr-accent-text)}.brand-sub{font-size:9px;letter-spacing:2px;color:var(--muted);text-transform:uppercase;display:block;margin-top:-4px}.header-nav{display:flex;gap:28px;margin-left:auto;font-size:13px;font-weight:600;color:var(--clr-text-muted)}.header-nav a:hover{color:var(--clr-accent-text)}.header-action,.primary{display:inline-flex;align-items:center;justify-content:center;gap:10px;border-radius:10px;background:var(--navy);color:#fff;padding:12px 18px;font-size:13px;font-weight:650;border:1px solid var(--navy)}.primary:hover{background:#1e3a5f}.secondary{display:inline-flex;align-items:center;gap:8px;color:var(--ink);font-weight:600;font-size:14px;padding:12px 0}.hero{position:relative;overflow:hidden;background:var(--th-surface);border-bottom:1px solid var(--line)}.hero-grid{display:grid;grid-template-columns:1.04fr 1fr;align-items:center;gap:70px;padding:65px 0 55px}.eyebrow{display:inline-flex;align-items:center;gap:9px;font:650 11px/1.4 'Segoe UI',Arial;letter-spacing:1.5px;text-transform:uppercase;color:var(--clr-text-muted)}.eyebrow:before{content:'';width:7px;height:7px;background:#f59e0b;border-radius:50%;box-shadow:0 0 0 4px #fef3c7}.hero h1{font-size:clamp(36px,4vw,53px);line-height:1.13;letter-spacing:-2px;margin:21px 0;color:var(--clr-text);font-weight:750}.hero h1 span{color:var(--clr-accent-text)}.hero-copy{color:var(--clr-text-muted);font-size:16px;max-width:470px;line-height:1.75}.hero-actions{display:flex;gap:28px;margin:26px 0}.hero-note{display:flex;gap:24px;font-size:12px;color:var(--clr-text-muted)}.hero-note span{display:flex;align-items:center;gap:6px}.hero-note svg{color:var(--clr-accent-text);width:15px;height:15px}.instrument{background:#0d1f3c;border:1px solid #1e3a5f;border-radius:22px;box-shadow:0 20px 50px #18365318;position:relative;padding:24px;transform:rotate(-1deg)}.instrument-head{display:flex;align-items:center;justify-content:space-between;font-size:10px;letter-spacing:1.8px;color:#b8c7db}.instrument-head b{color:#a5eada;font-size:10px;display:flex;align-items:center;gap:5px}.instrument-head b:before{content:'';height:5px;width:5px;background:#7ce2c4;border-radius:50%}.trace{margin:25px -4px 9px;display:block;width:100%;height:210px}.instrument-legend{display:flex;gap:18px;color:#b8c7db;font-size:11px;margin-bottom:22px}.instrument-legend span:before{content:'';display:inline-block;width:17px;height:2px;background:#22c4ea;vertical-align:middle;margin-right:7px}.instrument-legend span:nth-child(2):before{background:#fa5a63}.instrument-results{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;border-top:1px solid #284259;padding-top:17px}.instrument-results small{display:block;font-size:10px;color:#b8c7db}.instrument-results strong{font-size:21px;letter-spacing:-.4px;color:white}.instrument-results strong i{font-style:normal;font-size:11px;color:#b8c7db;margin-left:4px}.instrument-bottom{font-size:9px;letter-spacing:1px;color:#b8c7db;margin-top:18px}.stat-strip{display:flex;align-items:center;justify-content:space-between;padding:25px 0;border-bottom:1px solid var(--line);color:var(--clr-text-muted);font-size:12px}.stat-strip strong{color:#19314a;font-size:18px;margin-right:8px}.stat-strip .division{height:22px;width:1px;background:var(--line)}.tools-section{padding:48px 0 60px}.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:27px}.kicker{font-size:10px;letter-spacing:2px;font-weight:700;color:var(--clr-accent-text);text-transform:uppercase}.section-heading h2{font-size:30px;letter-spacing:-1px;line-height:1.3;margin:6px 0 5px}.section-heading p{font-size:13px;color:var(--muted);margin:0}.search{position:relative;width:340px}.search svg{position:absolute;left:14px;top:14px;width:18px;color:var(--clr-text-muted)}.search input{width:100%;border:1px solid var(--th-border);background:var(--th-surface);border-radius:10px;padding:11px 14px 11px 43px;font-size:13px;color:var(--ink)}.filters{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:24px}.filter{background:transparent;border:1px solid var(--th-border);color:var(--clr-text-muted);padding:8px 15px;border-radius:8px;font-size:12px;font-weight:600}.filter.active{background:#0d1f3c;border-color:#0d1f3c;color:white}.filter .count{opacity:.65;font-size:10px;margin-left:7px}.filter-favorite{margin-left:auto;display:flex;align-items:center;gap:6px}.tool-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.tool-card{background:var(--th-surface);border:1px solid var(--th-border);border-radius:14px;padding:23px;position:relative;display:flex;flex-direction:column;min-height:214px;transition:transform .18s,box-shadow .18s,border-color .18s}.tool-card:hover{border-color:#d97706;box-shadow:0 8px 24px #143e6110;transform:translateY(-3px)}.card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.card-icon{height:40px;width:40px;display:grid;place-items:center;border-radius:10px;background:var(--th-tint-amber);color:var(--clr-accent-text)}.card-icon svg{width:21px;height:21px}.category-badge{font-size:9px;letter-spacing:.5px;font-weight:650;color:var(--clr-text-muted);background:var(--th-surface-3);border-radius:5px;padding:4px 7px}.tool-card h3{font-size:16px;letter-spacing:-.35px;margin:0 0 7px;font-weight:650}.tool-card h3 a:after{content:'';position:absolute;inset:0;border-radius:14px}.tool-card p{font-size:12px;color:var(--clr-text-muted);line-height:1.65;margin:0 0 18px}.card-bottom{display:flex;align-items:center;justify-content:space-between;margin-top:auto;font-size:11px;color:var(--clr-accent-text);font-weight:650}.card-bottom svg{width:14px;height:14px}.favorite{position:relative;z-index:2;background:transparent;border:0;color:var(--clr-text-muted);width:28px;height:28px;padding:5px;border-radius:6px}.favorite:hover{background:var(--th-tint-amber-2)}.favorite[aria-pressed=true]{color:#d08718}.favorite[aria-pressed=true] svg{fill:#ffe7b6}.favorite svg{width:18px;height:18px}.tool-card[hidden]{display:none}.result-row{display:flex;justify-content:space-between;font-size:11px;color:var(--clr-text-muted);margin:20px 0}.empty{padding:40px;text-align:center;background:var(--th-surface);border:1px dashed var(--th-border-strong);border-radius:14px;color:var(--clr-text-muted)}.recent{font-size:12px;color:var(--clr-text-muted);margin-top:18px}.recent a{color:var(--clr-accent-text);text-decoration:underline;margin-left:10px}.workflow{background:var(--th-surface);padding:52px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.workflow-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:45px;margin-top:30px}.workflow-step{display:flex;gap:16px}.step-number{font-size:12px;font-weight:700;color:var(--clr-accent-text);border:1px solid var(--th-amber-line);border-radius:9px;width:32px;height:32px;flex-shrink:0;display:grid;place-items:center}.workflow h3{font-size:15px;margin:0 0 6px}.workflow p{color:var(--clr-text-muted);font-size:12px;line-height:1.8;margin:0}.knowledge{padding:52px 0}.knowledge-grid{display:grid;grid-template-columns:1fr 1fr;gap:25px}.knowledge article{padding:25px;background:var(--th-surface);border:1px solid var(--line);border-radius:14px}.knowledge h2{font-size:20px;margin:0 0 12px;letter-spacing:-.5px}.knowledge p{font-size:13px;color:var(--clr-text-muted)}.knowledge a{color:var(--clr-accent-text);font-weight:650;font-size:12px}.faq{padding-bottom:50px}.faq h2{font-size:25px;letter-spacing:-.7px}.faq details{background:var(--th-surface);border:1px solid var(--line);border-radius:10px;margin-bottom:9px;padding:15px 20px}.faq summary{font-size:13px;font-weight:600;cursor:pointer}.faq details p{font-size:13px;color:var(--clr-text-muted);margin-bottom:3px}.site-footer{background:#0a1628;color:#c1cddd;padding:35px 0 25px;font-size:11px}.footer-row{display:flex;justify-content:space-between;gap:35px;align-items:center}.site-footer .brand-name{color:white;font-size:20px}.site-footer .brand img{height:40px;width:40px}.footer-links{display:flex;gap:22px;font-size:12px}.footer-note{border-top:1px solid #304560;padding-top:17px;margin-top:25px;display:flex;justify-content:space-between;gap:20px}.document-page{max-width:820px;margin:50px auto;padding:0 28px}.document-page h1{font-size:36px;letter-spacing:-1px;line-height:1.2}.document-page h2{font-size:21px;margin-top:30px}.document-page p,.document-page li{font-size:14px;color:var(--clr-text-muted)}.document-page a{color:var(--clr-accent-text)}.document-page .back{display:inline-block;margin-bottom:20px;font-size:13px}.document-page table{width:100%;border-collapse:collapse;font-size:12px}.document-page th,.document-page td{text-align:left;padding:10px;border-bottom:1px solid var(--line)}.mobile-label{display:none}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}@media(max-width:1000px){.hero-grid{gap:35px}.hero h1{font-size:43px}.hero-note{gap:12px}.header-nav{gap:15px}.tool-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:720px){.container{width:calc(100% - 36px)}.header-row{height:70px;gap:12px}.header-nav{display:none}.brand-name{font-size:21px}.brand img{width:43px;height:43px}.header-action{margin-left:auto;font-size:11px;padding:9px 12px}.hero-grid{grid-template-columns:1fr;padding:38px 0;gap:32px}.hero h1{font-size:40px;letter-spacing:-1.6px}.hero-copy{font-size:14px}.instrument{transform:none;padding:20px}.trace{height:175px}.hero-note{font-size:10px;gap:13px}.stat-strip{flex-wrap:wrap;gap:17px;font-size:10px;padding:20px 0}.stat-strip strong{font-size:15px}.stat-strip .division{display:none}.tools-section{padding-top:35px}.section-heading{align-items:stretch;flex-direction:column}.section-heading h2{font-size:26px}.search{width:100%}.filters{gap:6px}.filter{font-size:11px;padding:7px 10px}.filter-favorite{margin-left:0}.tool-grid{grid-template-columns:1fr;gap:12px}.tool-card{min-height:195px}.workflow-grid,.knowledge-grid{grid-template-columns:1fr;gap:24px}.footer-row,.footer-note{flex-direction:column;align-items:flex-start}.footer-links{flex-wrap:wrap;gap:15px}.knowledge,.workflow{padding:35px 0}.document-page{margin-top:30px}.document-page h1{font-size:30px}}
.header-action svg,.primary svg,.secondary svg{width:18px;height:18px;flex-shrink:0}.header-action,.primary{white-space:nowrap}.filter svg{width:14px;height:14px;flex-shrink:0}

/* Keep both public navigation and the company entrance available on every screen. */
.document-page .primary{color:#fff}.document-page p a,.document-page li a{text-decoration:underline;text-underline-offset:3px}.document-page .primary{text-decoration:none}.portal-entry{background:var(--th-surface);border:1px solid var(--line);border-left:4px solid #f59e0b;border-radius:14px;padding:22px 24px;margin:24px 0}.portal-entry h2{margin-top:0}.portal-entry .portal-note{font-size:12px;margin-bottom:0}.document-page td,.document-page th{overflow-wrap:anywhere}
.header-nav,.tool-card p,.section-heading p,.hero-copy,.hero-note,.workflow p,.knowledge p,.faq details p,.result-row,.recent{color:var(--clr-text-muted)}.category-badge{color:var(--clr-text-muted)}.filter{color:#536a80}.kicker,.card-bottom,.knowledge a,.document-page a{color:var(--clr-accent-text)}.instrument-bottom{color:#b8c7db}.site-footer .brand-sub{color:#c1cddd}
@media(max-width:1050px){.header-row{height:auto;min-height:82px;flex-wrap:wrap;gap:12px;padding:12px 0}.header-action{margin-left:auto}.header-nav{display:flex;order:3;flex:0 0 100%;gap:24px;overflow-x:auto;white-space:nowrap;padding:4px 0 2px;margin:0;font-size:12px}.header-nav a{flex-shrink:0;padding:3px 0}html{scroll-padding-top:132px}}
@media(max-width:720px){.header-row{min-height:70px}.brand{gap:8px}.brand-sub{letter-spacing:1px}.hero-note{flex-wrap:wrap}.document-page h1{overflow-wrap:anywhere}.portal-entry{padding:18px}.portal-entry strong{overflow-wrap:anywhere}.document-page .primary{white-space:normal;text-align:center}.header-nav{gap:20px;font-size:11px}.site-footer .footer-links a{padding:3px 0}}
@media(max-width:360px){.brand img{width:32px;height:32px}.brand-name{font-size:18px}.brand-sub{font-size:8px}.header-action{font-size:10px;padding:8px}.header-action svg{display:none}.hero h1{font-size:35px}.hero-actions{gap:18px}.instrument-head{letter-spacing:.7px}.instrument-results{gap:8px}.instrument-results strong{font-size:18px}}

.filter .count{opacity:1}.step-number{color:var(--clr-accent-text)}

/* Official VoltGuard navy/amber; amber controls use dark text for normal-size contrast. */
.header-action,.primary{background:#f59e0b;color:#0a1628;border-color:#f59e0b}.header-action:hover,.primary:hover{background:#fcd34d;border-color:#fcd34d}.document-page .primary{color:var(--th-heading)}.hero h1{color:var(--th-heading)}.brand-name{color:var(--th-heading)}.site-footer .brand-name{color:#fff}.site-footer .brand-name em{color:#fcd34d}.instrument{background:#0d1f3c;border-color:#1e3a5f}.instrument-head b{color:#b7f3d7}.instrument-legend span:before{background:#3b82f6}.card-icon{background:var(--th-tint-amber);color:var(--clr-accent-text)}.filter.active{background:#0d1f3c;border-color:#0d1f3c;color:#fff}.step-number{color:var(--clr-accent-text);border-color:#fcd34d}.site-footer{background:#0a1628;color:#c1cddd}.footer-links a:hover{text-decoration:underline;text-underline-offset:4px}

/* Acknowledgement of the external author of the original calculator set. */
.vg-source-credit{max-width:1120px;margin:2rem auto;padding:1.2rem 1.4rem;border:1px solid var(--th-border);border-left:4px solid #f59e0b;border-radius:12px;background:var(--th-tint-amber);color:var(--clr-text);font:400 14px/1.7 var(--vg-host-body,Arial,sans-serif)}
.vg-source-credit strong{font-weight:700;color:var(--th-heading)}.vg-source-credit a{color:var(--clr-accent-text);text-decoration:underline;text-underline-offset:3px}.vg-source-credit p{margin:.35rem 0!important}.vg-source-credit small{display:block;font-size:12px;color:var(--clr-text-muted)}.vg-source-credit--compact{margin:0;padding:.8rem 1rem;text-align:left;font-size:13px}.vg-source-credit--compact small{font-size:11px}
@media(max-width:600px){.vg-source-credit{margin:1.4rem 1rem;padding:1rem}.vg-source-credit--compact{margin:0}}