:root{--cf-bg:#f4f8fc;--cf-bg-soft:#eef5fd;--cf-surface:#ffffff;--cf-surface-soft:#f6faff;--cf-border:#cadef1;--cf-border-strong:#aac5e1;--cf-text:#0f1d31;--cf-text-soft:#4d6178;--cf-brand:#164a81;--cf-brand-strong:#0f3a67;--cf-shadow-lg:0 16px 42px rgba(19,61,106,0.1);--cf-shadow-sm:0 6px 18px rgba(19,61,106,0.08);--cf-font-base:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;--cf-font-heading:var(--cf-font-base)}*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth;max-width:100%;overflow-x:clip}body{margin:0;background:linear-gradient(180deg,#f9fcff 0%,#eef5fd 45%,#f8fbff 100%);color:var(--cf-text);font-family:var(--cf-font-base);line-height:1.6;max-width:100%;overflow-x:clip}body.cf-scroll-lock{overflow:hidden}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none !important;transition:none !important}}a{color:var(--cf-brand);text-decoration:none}a:hover,a:focus-visible{color:var(--cf-brand-strong)}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--cf-brand);outline-offset:2px}.cf-site{display:flex;flex-direction:column;min-height:100vh}.site-content{flex:1}.ast-container{width:min(1240px,calc(100% - 2rem));max-width:100%;margin-left:auto;margin-right:auto}body.cf-layout-width-boxed .ast-container{width:min(1100px,calc(100% - 2rem))}body.cf-layout-width-wide .ast-container{width:min(1240px,calc(100% - 2rem))}body.cf-layout-width-full .ast-container{width:min(100%,calc(100% - 1rem))}#ast-scroll-top,.ast-scroll-top-icon,.astra-scroll-to-top-icon,.ast-scroll-to-top-right{display:none !important}.cf-header{position:-webkit-sticky;position:sticky;top:0;left:0;right:0;width:100%;z-index:1200;background:rgba(255,255,255,0.95);border-bottom:1px solid var(--cf-border);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}.cf-header-inner{display:grid;grid-template-columns:auto minmax(280px,1fr) auto;align-items:center;gap:1.1rem;min-height:76px}.cf-brand-wrap{display:inline-flex;align-items:center;gap:0.85rem}.cf-menu-toggle{display:inline-flex;flex-direction:column;justify-content:center;align-items:center;gap:4px;width:42px;height:42px;padding:0;background:var(--cf-surface-soft);border:1px solid var(--cf-border);border-radius:12px;cursor:pointer;transition:background-color 0.2s ease,border-color 0.2s ease}.cf-menu-toggle:hover,.cf-menu-toggle:focus-visible{background:#e9f3ff;border-color:var(--cf-border-strong)}.cf-menu-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--cf-text)}.cf-logo{font-family:var(--cf-font-heading);font-size:clamp(1.28rem,2.2vw,2rem);font-weight:700;line-height:1;letter-spacing:-0.02em;color:var(--cf-text)}.cf-logo:hover,.cf-logo:focus-visible{color:var(--cf-brand-strong)}.cf-header-search{position:relative;width:100%;max-width:760px}.cf-header-search input,.cf-mobile-search input{width:100%;height:44px;padding:0 46px 0 14px;border:1px solid var(--cf-border);border-radius:999px;background:var(--cf-surface-soft);color:var(--cf-text);font-size:0.95rem;font-weight:500}.cf-header-search input::placeholder,.cf-mobile-search input::placeholder{color:#6b8097}.cf-header-search input:focus-visible,.cf-mobile-search input:focus-visible{outline:none;border-color:#7fa6d2;background:#ffffff;box-shadow:0 0 0 3px rgba(22,74,129,0.14)}.cf-header-search button{position:absolute;top:50%;right:8px;transform:translateY(-50%);display:inline-flex;justify-content:center;align-items:center;width:30px;height:30px;padding:0;border:0;border-radius:50%;background:transparent;color:#415c7b;cursor:pointer}.cf-header-search button:hover,.cf-header-search button:focus-visible{color:var(--cf-brand);background:#eaf2fb}.cf-header-search button svg{width:17px;height:17px}.cf-desktop-nav{display:inline-flex;align-items:center;gap:1.45rem;white-space:nowrap}.cf-desktop-nav a{position:relative;font-size:0.95rem;font-weight:700;color:var(--cf-text)}.cf-desktop-nav a::after{content:"";position:absolute;left:0;bottom:-4px;width:100%;height:2px;background:var(--cf-brand);transform:scaleX(0);transform-origin:left;transition:transform 0.2s ease}.cf-desktop-nav a:hover::after,.cf-desktop-nav a:focus-visible::after{transform:scaleX(1)}.cf-menu-overlay[hidden],.cf-share-overlay[hidden]{display:none !important}.cf-menu-overlay{position:fixed;inset:0;z-index:1300;display:flex;align-items:stretch;background:rgba(227,238,250,0.82);opacity:0;transition:opacity 0.2s ease}.cf-menu-overlay.is-open{opacity:1}.cf-menu-panel{width:min(350px,88vw);height:100%;background:var(--cf-surface);border-right:1px solid var(--cf-border);box-shadow:0 0 0 1px rgba(170,197,225,0.3),0 30px 60px rgba(18,52,89,0.2);padding:0.95rem 1rem 1.6rem;overflow-y:auto;transform:translateX(-100%);transition:transform 0.2s ease}.cf-menu-overlay.is-open .cf-menu-panel{transform:translateX(0)}.cf-menu-head{display:flex;align-items:center;justify-content:space-between;gap:0.75rem;margin-bottom:0.9rem}.cf-menu-title{margin:0;font-family:var(--cf-font-heading);font-size:1.08rem;font-weight:700;color:var(--cf-text)}.cf-menu-actions{display:inline-flex;align-items:center}.cf-menu-close{display:inline-flex;justify-content:center;align-items:center;width:32px;height:32px;padding:0;border:1px solid var(--cf-border);border-radius:8px;background:var(--cf-surface-soft);color:#4a6079;cursor:pointer}.cf-menu-close:hover,.cf-menu-close:focus-visible{background:#e9f3ff;color:var(--cf-brand)}.cf-menu-close svg{width:18px;height:18px}.cf-mobile-search{margin-bottom:0.8rem}.cf-mobile-search input{height:40px;border-radius:8px;padding-right:12px}.cf-mobile-links{display:grid;gap:0.35rem;padding-bottom:0.8rem;border-bottom:1px solid var(--cf-border)}.cf-mobile-links a{padding:0.42rem 0.25rem;font-size:0.95rem;font-weight:700;color:var(--cf-text)}.cf-mobile-links a:hover,.cf-mobile-links a:focus-visible{color:var(--cf-brand)}.cf-mobile-categories{padding-top:0.8rem}.cf-mobile-categories-title{margin:0 0 0.5rem;padding-bottom:0.35rem;border-bottom:1px solid var(--cf-border);font-size:0.72rem;font-weight:800;letter-spacing:0.08em;color:#324a67}.cf-mobile-categories ul{margin:0;padding:0;list-style:none;display:grid;gap:0.3rem}.cf-mobile-categories a{display:inline-block;padding:0.35rem 0.25rem;font-size:0.88rem;font-weight:600;color:var(--cf-text)}.cf-mobile-categories a:hover,.cf-mobile-categories a:focus-visible{color:var(--cf-brand)}.cf-main-content{padding:1.35rem 0 2.6rem}.calculators-fast-hero{margin-top:0.25rem;padding:clamp(1.7rem,4vw,3.2rem) clamp(1rem,2.5vw,2.3rem);border:1px solid var(--cf-border);border-radius:20px;background:linear-gradient(120deg,#ffffff 0%,#edf5ff 100%);box-shadow:var(--cf-shadow-sm);text-align:center}.calculators-fast-hero h1{margin:0;font-family:var(--cf-font-heading);font-size:clamp(1.8rem,5vw,3.6rem);font-weight:700;line-height:1.12;letter-spacing:-0.02em;color:var(--cf-text)}.calculators-fast-hero p{max-width:900px;margin:1rem auto 0;font-size:clamp(0.95rem,2vw,1.45rem);font-weight:500;line-height:1.6;color:var(--cf-text-soft)}.calculators-fast-grid-section{margin-top:1.5rem}.calculators-fast-grid{margin:0;padding:0;list-style:none;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0.9rem}.calculators-fast-card{display:flex;flex-direction:column;min-width:0;min-height:198px;padding:0.95rem 0.9rem 0.95rem;border:1px solid var(--cf-border);border-radius:12px;background:var(--cf-surface);box-shadow:var(--cf-shadow-sm)}.calculators-fast-card h2,.calculators-fast-card h3{margin:0 0 0.35rem;font-family:var(--cf-font-heading);font-size:1.15rem;font-weight:700;line-height:1.32;color:var(--cf-text)}.calculators-fast-card p{margin:0;font-size:0.92rem;line-height:1.55;color:var(--cf-text-soft)}.cf-card-button{display:inline-flex;align-items:center;justify-content:center;align-self:center;width:min(100%,190px);max-width:100%;min-width:136px;margin-top:auto;padding:0.55rem 1.25rem;border:1px solid var(--cf-brand);border-radius:999px;background:#ffffff;color:var(--cf-brand-strong);font-size:0.85rem;font-weight:800;letter-spacing:0.01em;text-align:center;transition:all 0.2s ease}.cf-card-button:hover,.cf-card-button:focus-visible{background:var(--cf-brand);color:#ffffff}.cf-breadcrumbs{margin-bottom:1rem;padding:0.58rem 0.82rem;border:1px solid var(--cf-border);border-radius:10px;background:var(--cf-surface);box-shadow:var(--cf-shadow-sm)}.cf-breadcrumb-list{display:flex;flex-wrap:wrap;align-items:center;gap:0.28rem;margin:0;padding:0;list-style:none}.cf-breadcrumb-item{display:inline-flex;align-items:center;color:#3e5672;font-size:0.82rem;font-weight:600}.cf-breadcrumb-item + .cf-breadcrumb-item::before{content:"/";margin:0 0.32rem;color:#9db4cd}.cf-breadcrumb-item span{color:var(--cf-text)}.cf-single-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:1.05rem;align-items:start}.cf-single-layout.cf-single-sidebar-left{grid-template-columns:320px minmax(0,1fr)}.cf-single-layout.cf-single-sidebar-left .cf-single-article{order:2}.cf-single-layout.cf-single-sidebar-left .cf-single-sidebar{order:1}.cf-single-layout.cf-single-no-sidebar,.cf-single-layout.cf-single-sidebar-none{grid-template-columns:minmax(0,1fr)}.cf-single-sticky-sidebar .cf-single-sidebar{position:sticky;top:92px}.cf-single-article{margin:0;padding:clamp(1rem,2.6vw,1.8rem);border:1px solid var(--cf-border);border-radius:16px;background:var(--cf-surface);box-shadow:var(--cf-shadow-sm)}.cf-single-header{margin-bottom:1rem}.cf-single-title{margin:0;font-family:var(--cf-font-heading);font-size:clamp(1.4rem,3vw,2.1rem);line-height:1.25;font-weight:700;color:var(--cf-text)}.cf-single-entry{color:var(--cf-text)}.cf-single-entry h2,.cf-single-entry h3,.cf-single-entry h4{font-family:var(--cf-font-heading);color:var(--cf-text)}.cf-single-entry p,.cf-single-entry li{color:#2e4662;font-size:1rem}.cf-single-entry table{border:1px solid var(--cf-border);border-radius:8px;overflow:hidden}.cf-side-card{padding:0.95rem;border:1px solid var(--cf-border);border-radius:14px;background:var(--cf-surface);box-shadow:var(--cf-shadow-sm)}.cf-side-card + .cf-side-card{margin-top:0.9rem}.cf-side-title{margin:0 0 0.7rem;font-family:var(--cf-font-heading);font-size:1.05rem;font-weight:700;color:var(--cf-text)}.cf-related-links{margin:0;padding:0;list-style:none;display:grid;gap:0.45rem}.cf-related-links a{display:inline-flex;align-items:center;gap:0.35rem;color:#284668;font-weight:600;font-size:0.92rem}.cf-related-links a:hover,.cf-related-links a:focus-visible{color:var(--cf-brand)}.cf-ad-placeholder{min-height:260px;border:1px dashed var(--cf-border-strong);border-radius:10px;background:repeating-linear-gradient( 135deg,#f8fbff 0,#f8fbff 16px,#eef5fd 16px,#eef5fd 32px )}.cf-archive-pagination{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:0.45rem;margin-top:1.3rem}.cf-page-link a,.cf-page-link span{display:inline-flex;justify-content:center;align-items:center;min-width:36px;height:36px;padding:0 0.7rem;border:1px solid var(--cf-border);border-radius:999px;background:var(--cf-surface);color:#2f4a68;font-weight:700;font-size:0.85rem}.cf-page-link .current{background:var(--cf-brand);color:#ffffff;border-color:var(--cf-brand)}.cf-search-empty,.cf-archive-empty{margin-top:1rem;padding:1.4rem;border:1px solid var(--cf-border);border-radius:14px;background:var(--cf-surface);box-shadow:var(--cf-shadow-sm);text-align:center;color:var(--cf-text-soft)}.cf-404-intro{margin-top:0.2rem;padding:1.6rem 1rem;border:1px solid var(--cf-border);border-radius:16px;background:linear-gradient(140deg,#ffffff,#edf5ff);text-align:center}.cf-404-intro h1{margin:0;font-family:var(--cf-font-heading);font-size:clamp(2rem,8vw,4rem);line-height:1}.cf-404-intro p{margin:0.65rem 0 0;font-size:1rem;color:var(--cf-text-soft)}.cf-footer{margin-top:auto;border-top:1px solid var(--cf-border);background:linear-gradient(180deg,#fafdff 0%,#eef4fb 100%)}.cf-footer-top{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1.4rem;padding:1.8rem 0 1.45rem}.cf-footer-col h2{margin:0 0 0.6rem;font-family:var(--cf-font-heading);font-size:1.75rem;line-height:1.1;font-weight:700;color:var(--cf-text)}.cf-footer-col p{margin:0;max-width:28ch;font-size:1rem;color:var(--cf-text-soft)}.cf-legal-links{margin:0;padding:0;list-style:none;display:grid;gap:0.35rem}.cf-legal-links a{font-size:1rem;font-weight:600;color:var(--cf-text)}.cf-legal-links a:hover,.cf-legal-links a:focus-visible{color:var(--cf-brand)}.cf-footer-bottom{border-top:1px solid var(--cf-border);padding:0.75rem 0;text-align:center}.cf-footer-bottom p{margin:0;font-size:1.02rem;font-weight:600;color:var(--cf-text)}.cf-share-toggle{position:fixed;right:14px;top:62%;transform:translateY(-50%);z-index:1250;height:34px;padding:0 12px;border:1px solid var(--cf-border-strong);border-radius:999px;background:#ffffff;color:#1f3857;font-size:0.78rem;font-weight:800;cursor:pointer;box-shadow:var(--cf-shadow-sm)}.cf-share-toggle:hover,.cf-share-toggle:focus-visible{background:var(--cf-brand);color:#ffffff}.cf-share-overlay{position:fixed;inset:0;z-index:1400;display:grid;place-items:center;padding:1rem;background:rgba(227,238,250,0.82);opacity:0;transition:opacity 0.2s ease}.cf-share-overlay.is-open{opacity:1}.cf-share-dialog{width:min(520px,calc(100vw - 1.2rem));padding:1rem;border:1px solid var(--cf-border);border-radius:16px;background:#ffffff;box-shadow:var(--cf-shadow-lg);transform:translateY(12px) scale(0.98);transition:transform 0.2s ease}.cf-share-overlay.is-open .cf-share-dialog{transform:translateY(0) scale(1)}.cf-share-head{display:flex;align-items:center;justify-content:space-between;gap:0.8rem;margin-bottom:0.75rem}.cf-share-head h2{margin:0;font-family:var(--cf-font-heading);font-size:1.15rem}.cf-share-close{width:32px;height:32px;padding:0;border:1px solid var(--cf-border);border-radius:9px;background:var(--cf-surface-soft);color:#445b78;font-size:1.2rem;line-height:1;cursor:pointer}.cf-share-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0.55rem}.cf-share-link{height:38px;border:1px solid var(--cf-border);border-radius:10px;background:#f7fbff;color:#264667;font-size:0.86rem;font-weight:700;cursor:pointer}.cf-share-link:hover,.cf-share-link:focus-visible{background:var(--cf-brand);border-color:var(--cf-brand);color:#ffffff}.cf-share-status{margin:0.7rem 0 0;min-height:1.2em;font-size:0.84rem;font-weight:600;color:#36587d}.cf-back-to-top{position:fixed;right:14px;bottom:14px;z-index:1250;display:inline-flex;justify-content:center;align-items:center;width:44px;height:44px;border:1px solid var(--cf-border-strong);border-radius:50%;background:#ffffff;color:#21496f;box-shadow:var(--cf-shadow-sm);opacity:0;pointer-events:none;transform:translateY(8px);transition:opacity 0.2s ease,transform 0.2s ease}.cf-back-to-top svg{width:18px;height:18px}.cf-back-to-top.is-visible{opacity:1;pointer-events:auto;transform:translateY(0)}@media (max-width:1120px){.cf-footer-col h2{font-size:1.5rem}}@media (max-width:1200px){.calculators-fast-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (max-width:980px){.cf-header-inner{grid-template-columns:auto minmax(200px,1fr)}.cf-desktop-nav{display:none}.cf-single-layout,.cf-single-layout.cf-single-sidebar-left{grid-template-columns:minmax(0,1fr)}.cf-single-layout.cf-single-sidebar-left .cf-single-article,.cf-single-layout.cf-single-sidebar-left .cf-single-sidebar{order:initial}.cf-single-sticky-sidebar .cf-single-sidebar{position:static;top:auto}.calculators-fast-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:760px){.ast-container{width:min(1240px,calc(100% - 1rem))}.cf-header-inner{min-height:66px;grid-template-columns:auto 1fr}.cf-header-search{display:none}.cf-main-content{padding-top:0.95rem}.cf-share-grid{grid-template-columns:minmax(0,1fr)}.cf-footer-top{grid-template-columns:repeat(2,minmax(0,1fr))}.cf-share-toggle{top:auto;right:14px;bottom:68px;transform:none}}@media (max-width:640px){.calculators-fast-grid{grid-template-columns:minmax(0,1fr)}.calculators-fast-card{min-height:0}.cf-card-button{width:100%;min-width:0}.cf-footer-top{grid-template-columns:minmax(0,1fr)}.cf-footer-col h2{font-size:1.35rem}}