:root{
  --ink:#0b1f2a;--ink-2:#173746;--muted:#60727d;--line:#dce6eb;--bg:#f4f8fa;--white:#fff;
  --accent:#0f766e;--accent-2:#0b5f59;--accent-soft:#e8f7f4;--navy:#071a24;--shadow:0 18px 55px rgba(17,43,56,.09);
  --radius:18px;--radius-sm:12px;--max:1180px
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}img,svg{display:block;max-width:100%}button,input,select,textarea{font:inherit}button{cursor:pointer}.icon{width:20px;height:20px}.shell{width:min(calc(100% - 40px),var(--max));margin-inline:auto}.narrow{width:min(calc(100% - 40px),820px);margin-inline:auto}
.skip-link{position:fixed;left:12px;top:12px;z-index:1000;background:#fff;padding:10px 14px;border-radius:8px;transform:translateY(-180%);box-shadow:var(--shadow)}.skip-link:focus{transform:none}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-bottom:1px solid rgba(220,230,235,.9)}
.header-inner{height:72px;display:flex;align-items:center;gap:28px}.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;letter-spacing:-.03em;white-space:nowrap}.brand>span:last-child>span{color:var(--accent)}.brand-mark{display:grid;place-items:center;width:36px;height:36px;border-radius:10px;background:var(--navy);color:#5eead4}.brand-mark svg{width:27px;height:27px}
.desktop-nav{display:flex;align-items:center;gap:24px;margin-left:auto;font-size:14px;font-weight:650}.desktop-nav>a,.nav-menu-trigger{color:#314b58}.desktop-nav>a:hover,.nav-menu-trigger:hover{color:var(--ink)}
.nav-menu{position:relative}.nav-menu-trigger{border:0;background:none;padding:9px 0}.nav-menu-panel{display:none;position:absolute;top:42px;right:-20px;width:250px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:9px;box-shadow:var(--shadow)}.nav-menu.open .nav-menu-panel{display:grid}.nav-menu-panel a{padding:10px 12px;border-radius:9px}.nav-menu-panel a:hover{background:var(--bg)}
.header-actions{display:flex;align-items:center;gap:6px}.search-open,.mobile-menu-toggle,.search-close{width:42px;height:42px;display:grid;place-items:center;border:0;border-radius:10px;background:transparent;color:var(--ink)}.search-open:hover,.mobile-menu-toggle:hover,.search-close:hover{background:var(--bg)}.mobile-menu-toggle{display:none}
.mobile-nav{position:absolute;left:0;right:0;top:100%;z-index:70;border-top:1px solid var(--line);background:#fff;box-shadow:0 22px 55px rgba(7,26,36,.16);max-height:calc(100vh - 64px);overflow-y:auto;overscroll-behavior:contain}.mobile-nav-inner{width:min(calc(100% - 28px),var(--max));margin:auto;padding:16px 0 20px}.mobile-nav-primary{display:flex!important;align-items:center;justify-content:space-between;padding:13px 14px!important;border-radius:11px;background:var(--navy);color:#fff;font-weight:800!important}.mobile-nav-label{display:block;margin:18px 2px 8px;color:#637984;font-size:11px;font-weight:850;text-transform:uppercase;letter-spacing:.1em}.mobile-category-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.mobile-category-grid a{display:flex;align-items:center;min-height:48px;padding:10px 12px!important;border:1px solid var(--line);border-radius:10px;background:#fff;font-size:13px;font-weight:750!important;line-height:1.25}.mobile-nav-resources{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin-top:14px;padding-top:14px;border-top:1px solid var(--line)}.mobile-nav-resources a{display:block;padding:10px 12px!important;border-radius:10px;background:var(--bg);font-weight:750!important}.mobile-nav-open{overflow:hidden}
.search-layer{position:fixed;inset:0;z-index:100;background:rgba(4,19,27,.62);padding:90px 20px}.search-box{width:min(720px,100%);margin:auto;background:#fff;border-radius:18px;box-shadow:0 30px 90px rgba(0,0,0,.25);overflow:hidden}.search-input-wrap{display:flex;align-items:center;gap:12px;padding:16px;border-bottom:1px solid var(--line)}.search-input-wrap input{border:0;outline:0;flex:1;font-size:19px;min-width:0}.search-results{max-height:65vh;overflow:auto;padding:10px}.search-result{display:block;padding:13px 14px;border-radius:12px}.search-result:hover{background:var(--bg)}.search-result span{display:block;font-size:11px;text-transform:uppercase;letter-spacing:.09em;color:var(--accent);font-weight:800}.search-result strong{display:block;margin:2px 0}.search-result p,.search-hint{margin:0;color:var(--muted);font-size:14px}.search-opened{overflow:hidden}
.eyebrow{display:block;color:var(--accent);font-size:12px;text-transform:uppercase;letter-spacing:.11em;font-weight:850;margin-bottom:12px}.hero{padding:82px 0 74px;background:linear-gradient(135deg,#f7fbfc 0%,#edf7f6 100%)}.hero-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(340px,.75fr);gap:70px;align-items:center}.hero h1,.page-hero h1,.tool-hero h1{letter-spacing:-.055em;line-height:1.03;margin:0}.hero h1{font-size:clamp(44px,6vw,72px);max-width:760px}.lead{font-size:19px;color:#49616e;max-width:720px;margin:24px 0 30px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 18px;border-radius:11px;border:1px solid transparent;font-weight:750;font-size:14px}.button-primary{background:var(--accent);color:#fff}.button-primary:hover{background:var(--accent-2)}.button-secondary{background:#fff;border-color:var(--line)}.button-quiet{background:#fff;border-color:var(--line);color:#3e5561}.button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid rgba(15,118,110,.28);outline-offset:2px}.button-wide{width:100%}
.hero-panel{background:var(--navy);color:#fff;padding:24px;border-radius:22px;box-shadow:0 24px 70px rgba(7,26,36,.2)}.hero-panel h2{font-size:15px;margin:0 0 14px;color:#b7cbd4}.hero-tool-list{display:grid;gap:8px}.hero-tool{display:grid;grid-template-columns:42px 1fr 20px;align-items:center;gap:12px;padding:12px;border:1px solid rgba(255,255,255,.1);border-radius:13px;background:rgba(255,255,255,.045)}.hero-tool:hover{background:rgba(255,255,255,.08)}.hero-tool .tool-icon{color:#5eead4}.hero-tool strong,.hero-tool small{display:block}.hero-tool small{font-size:12px;color:#9fb5c0}.icon-arrow{width:17px}
.trust-strip{background:#fff;border-block:1px solid var(--line)}.trust-strip-inner{min-height:58px;display:flex;align-items:center;justify-content:center;gap:36px;flex-wrap:wrap;color:#47606c;font-size:13px;font-weight:700}.trust-strip span{display:flex;align-items:center;gap:7px}.trust-strip .icon{width:16px;color:var(--accent)}
.section{padding:74px 0}.section.white{background:#fff}.section.compact{padding:52px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:28px}.section-head h2{font-size:clamp(30px,4vw,43px);line-height:1.08;letter-spacing:-.04em;margin:0}.section-head p{margin:10px 0 0;color:var(--muted);max-width:650px}.section-link{font-size:14px;font-weight:800;color:var(--accent);white-space:nowrap}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.tool-card,.category-card,.resource-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;transition:.18s ease}.tool-card:hover,.category-card:hover,.resource-card:hover{transform:translateY(-2px);border-color:#b9d0d7;box-shadow:var(--shadow)}.card-top{display:flex;align-items:center;justify-content:space-between}.tool-icon,.category-icon{display:grid;place-items:center;width:43px;height:43px;border-radius:12px;background:var(--accent-soft);color:var(--accent)}.card-arrow{color:#91a6b0}.tool-card h3,.category-card h3,.resource-card h3{font-size:19px;letter-spacing:-.02em;margin:18px 0 7px}.tool-card p,.category-card p,.resource-card p{font-size:14px;color:var(--muted);margin:0}.card-meta{display:flex;gap:14px;margin-top:18px;padding-top:14px;border-top:1px solid #edf2f4;font-size:12px;color:#526772}.card-meta span{display:flex;align-items:center;gap:5px}.card-meta .icon{width:14px}
.category-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.resource-list{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.resource-card .type{font-size:11px;letter-spacing:.09em;text-transform:uppercase;font-weight:850;color:var(--accent)}
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.feature{padding:22px;background:#fff;border:1px solid var(--line);border-radius:var(--radius)}.feature>.icon{width:26px;height:26px;color:var(--accent)}.feature h3{margin:15px 0 6px}.feature p{margin:0;color:var(--muted);font-size:14px}.cta-band{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:30px;background:var(--navy);border-radius:22px;color:#fff}.cta-band h2{margin:0;font-size:28px}.cta-band p{margin:5px 0 0;color:#a9bec8}
.page-hero,.tool-hero{padding:48px 0 46px;background:#f8fbfc;border-bottom:1px solid var(--line)}.page-hero h1,.tool-hero h1{font-size:clamp(38px,5vw,57px);max-width:900px}.page-hero p,.tool-summary{max-width:800px;font-size:17px;color:var(--muted);margin:18px 0 0}.breadcrumbs{margin-bottom:22px}.breadcrumbs ol{display:flex;gap:5px;align-items:center;flex-wrap:wrap;list-style:none;padding:0;margin:0;font-size:12px;color:#536873}.breadcrumbs li{display:flex;align-items:center}.breadcrumb-icon{width:13px;height:13px;margin-left:4px}.breadcrumbs a:hover{color:var(--accent)}.tool-meta{display:flex;gap:16px;flex-wrap:wrap;margin-top:20px;font-size:12px;color:#516873}.tool-meta span{display:flex;gap:6px;align-items:center}.tool-meta .icon{width:15px;color:var(--accent)}
.calculator-section{padding:28px 0 8px}.calculator-app{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:18px;align-items:start}.calculator-form,.result-panel{background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px;box-shadow:0 8px 35px rgba(25,56,69,.04)}.form-head,.result-panel-head{display:flex;justify-content:space-between;gap:18px;align-items:start;margin-bottom:20px}.form-head h2,.result-panel-head h2{font-size:24px;margin:0;letter-spacing:-.025em}.text-button{border:0;background:none;color:var(--accent);font-weight:750}.form-grid{display:grid;gap:12px;margin-bottom:14px}.form-grid.two{grid-template-columns:repeat(2,1fr)}.form-grid.three{grid-template-columns:repeat(3,1fr)}.field{margin-bottom:14px}.field label{display:block;font-size:12px;font-weight:800;margin-bottom:6px;color:#405966}.field small,.check-field small{display:block;color:#536873;font-size:11px;margin-top:5px}.input-affix{display:flex;align-items:center;border:1px solid #cad8df;border-radius:10px;background:#fff;overflow:hidden}.input-affix input{border:0;min-width:0;width:100%;padding:11px 12px;outline:0}.input-affix span{padding:0 11px;color:#526772;font-size:12px}.field select,select{width:100%;border:1px solid #cad8df;border-radius:10px;background:#fff;padding:11px 12px;color:var(--ink)}.input-affix:focus-within,.field select:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(15,118,110,.09)}.check-field{display:flex;gap:10px;align-items:flex-start;margin:14px 0;padding:12px;border:1px solid var(--line);border-radius:10px}.check-field input{margin-top:4px}.form-note{display:flex;gap:10px;background:#f5faf9;border:1px solid #d9ece9;border-radius:10px;padding:12px;margin:14px 0}.form-note .icon{flex:0 0 auto;color:var(--accent)}.form-note p{margin:0;font-size:12px;color:#55707a}
.result-panel{background:var(--navy);color:#fff;position:sticky;top:92px}.result-kicker{display:block;color:#83d9cf;font-size:11px;text-transform:uppercase;letter-spacing:.1em;font-weight:850}.live-badge{font-size:10px;color:#b1c8d1;display:flex;gap:6px;align-items:center}.live-badge span{width:7px;height:7px;border-radius:50%;background:#34d399}.empty-result{min-height:280px;display:grid;place-items:center;text-align:center;color:#9cb3bd}.empty-result p{max-width:300px}.empty-result-icon{width:46px;height:46px;color:#5eead4;margin:auto}.hero-result{padding:18px 0 22px;border-bottom:1px solid rgba(255,255,255,.1)}.hero-result>span{display:block;color:#a9bec8;font-size:12px}.hero-result>strong{display:block;font-size:42px;letter-spacing:-.04em;line-height:1.15;margin:4px 0}.hero-result p{margin:6px 0 0;color:#b8cbd3;font-size:13px}.metrics-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:9px;padding:18px 0}.metric{padding:12px;background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.07);border-radius:11px}.metric span,.metric small{display:block;color:#9fb4be;font-size:10px}.metric strong{display:block;font-size:18px;margin:2px 0}.result-detail{padding:13px;background:rgba(94,234,212,.07);border:1px solid rgba(94,234,212,.14);border-radius:10px;color:#bdd0d8;font-size:12px}.result-actions{display:flex;gap:8px;margin-top:16px}.result-actions .button{flex:1;background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.12);color:#d9e7eb}.result-actions button:disabled{opacity:.45;cursor:not-allowed}.error-result{padding:20px;color:#ffd6d6}
.content-layout{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:52px;align-items:start}.prose{color:#364f5b}.prose h2{font-size:28px;line-height:1.2;letter-spacing:-.025em;color:var(--ink);margin:42px 0 12px}.prose p{margin:0 0 16px}.prose a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}.quick-answer,.formula-box,.review-box,.notice{border:1px solid var(--line);border-radius:14px;padding:18px;background:#fff}.quick-answer strong,.formula-box>span{display:block;color:var(--accent);font-size:11px;text-transform:uppercase;letter-spacing:.09em}.quick-answer p{margin:5px 0 0}.formula-box{margin-top:14px}.formula-box code{display:block;margin-top:7px;font-size:14px;white-space:normal}.review-box{display:flex;gap:10px;margin-top:18px}.review-box .icon{color:var(--accent);flex:0 0 auto}.review-box p{margin:0}.side-nav{position:sticky;top:92px;display:grid;gap:12px}.side-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px}.side-card h2{font-size:13px;margin:0 0 9px}.side-card a{display:block;padding:6px 0;color:#59717c;font-size:12px}.side-card a:hover{color:var(--accent)}.side-card p{font-size:12px;color:var(--muted);margin:0}
.faq-list{display:grid;gap:8px}.faq{background:#fff;border:1px solid var(--line);border-radius:11px;padding:0 14px}.faq summary{cursor:pointer;padding:13px 0;font-weight:750;color:var(--ink)}.faq p{padding:0 0 13px;margin:0;color:var(--muted)}.source-list{padding-left:20px}.source-list li{margin:8px 0}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:13px;background:#fff}.table-wrap table{border-collapse:collapse;width:100%;min-width:560px}.table-wrap th,.table-wrap td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);font-size:13px}.table-wrap th{background:#f7fafb;color:#3f5965}
.contact-intro{margin-bottom:20px}.contact-intro h2{margin-top:0}
.contact-form{display:grid;gap:14px;margin-top:22px;padding:24px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 10px 35px rgba(25,56,69,.05)}
.contact-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.contact-form .field{margin-bottom:0}
.contact-form textarea{width:100%;min-height:180px;resize:vertical;border:1px solid #cad8df;border-radius:10px;background:#fff;padding:12px;color:var(--ink);outline:0}
.contact-form textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(15,118,110,.09)}
.contact-form .button{justify-self:start;min-width:160px}
.contact-honey{position:absolute!important;left:-10000px!important;width:1px!important;height:1px!important;overflow:hidden!important}
.contact-success{margin:18px 0;padding:16px 18px;border:1px solid #b9ded7;border-radius:12px;background:#ecf9f6;color:#214b49}
.contact-success strong{display:block;color:var(--accent);font-size:14px}
.contact-success p{margin:4px 0 0}
.contact-note{margin-top:28px}
.contact-note h2{margin-bottom:8px}
.legal-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px}.notice{color:#49616d}.error-page{text-align:center;padding-block:72px}.error-page h1{font-size:48px;line-height:1.05;margin:10px 0}.error-page p{color:var(--muted);max-width:620px;margin:0 auto 24px}
.site-footer{background:var(--navy);color:#e8f0f3;padding:58px 0 22px}.footer-grid{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:48px}.footer-brand p{color:#9eb4be;max-width:390px;font-size:13px}.site-footer h2{font-size:12px;color:#9fb4be;text-transform:uppercase;letter-spacing:.09em;margin:0 0 13px}.site-footer a{display:block;margin:8px 0;color:#d5e3e8;font-size:13px}.site-footer .brand{display:flex;width:max-content}.site-footer .brand>span:last-child>span{color:#5eead4}.trust-line{display:flex;gap:12px;flex-wrap:wrap;color:#91aab5;font-size:11px}.trust-line span{display:flex;align-items:center;gap:5px}.trust-line .icon{width:13px;color:#5eead4}.footer-bottom{border-top:1px solid rgba(255,255,255,.09);margin-top:38px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;color:#829aa5;font-size:11px}.footer-bottom p{margin:0}.footer-bottom a{display:inline;color:#b4c8d0}
[hidden]{display:none!important}
@media(max-width:960px){.desktop-nav{display:none}.mobile-menu-toggle{display:grid}.hero-grid{grid-template-columns:1fr;gap:36px}.hero-panel{max-width:620px}.card-grid,.category-grid,.resource-list{grid-template-columns:repeat(2,1fr)}.feature-grid{grid-template-columns:repeat(2,1fr)}.calculator-app{grid-template-columns:1fr}.result-panel{position:static}.content-layout{grid-template-columns:1fr}.side-nav{position:static;grid-template-columns:repeat(3,1fr)}.footer-grid{grid-template-columns:2fr 1fr 1fr}.footer-grid>div:last-child{grid-column:2/4}}
@media(max-width:680px){.shell,.narrow{width:min(calc(100% - 28px),var(--max))}.contact-grid{grid-template-columns:1fr}.contact-form{padding:18px}.contact-form .button{width:100%}.header-inner{height:64px}.hero{padding:56px 0}.hero h1{font-size:44px}.hero-actions .button{width:100%}.trust-strip-inner{justify-content:flex-start;gap:13px 20px;padding-block:14px}.section{padding:54px 0}.section-head{display:block}.section-link{display:inline-block;margin-top:12px}.card-grid,.category-grid,.resource-list,.feature-grid{grid-template-columns:1fr}.page-hero,.tool-hero{padding:38px 0}.page-hero h1,.tool-hero h1{font-size:39px}.calculator-form,.result-panel{padding:18px}.form-grid.two,.form-grid.three{grid-template-columns:1fr}.metrics-grid{grid-template-columns:1fr 1fr}.result-actions{flex-direction:column}.side-nav{grid-template-columns:1fr}.cta-band{display:block}.cta-band .button{margin-top:18px;width:100%}.footer-grid{grid-template-columns:1fr 1fr;gap:34px}.footer-brand{grid-column:1/3}.footer-grid>div:last-child{grid-column:auto}.footer-bottom{display:block}.hero-result>strong{font-size:36px}}
@media(max-width:420px){.mobile-category-grid{grid-template-columns:1fr}.metrics-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.brand{font-size:18px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}