/* head.css */
:root{
  --fg-bg:#ffffff;--fg-surface:#f8f8f8;--fg-surface-2:#f2f3f5;--fg-surface-red:#fff5f4;--fg-text:#141414;--fg-muted:#626873;
  --fg-brand:#d01c17;--fg-brand-600:#b91814;--fg-brand-dark:#96130f;--fg-brand-soft:#ffe8e6;--fg-border:#e6e7ea;--fg-border-strong:#d7d9de;
  --fg-dark:#111318;--fg-dark-2:#191c22;--fg-success:#16803d;--fg-warning:#b86405;
  --fg-radius:20px;--fg-radius-lg:28px;--fg-radius-sm:14px;
  --fg-shadow-xs:0 4px 16px rgba(17,19,24,.05);--fg-shadow-sm:0 10px 30px rgba(17,19,24,.07);--fg-shadow:0 20px 55px rgba(17,19,24,.10);--fg-shadow-lg:0 30px 85px rgba(17,19,24,.15);
  --fg-font:"Sora",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --fg-display:"Sora",var(--fg-font);--fg-mono:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono",monospace;--fg-container:1120px;
}
*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:112px;scrollbar-gutter:stable}body{margin:0;background:var(--fg-bg);color:var(--fg-text);font-family:var(--fg-font);font-size:16px;line-height:1.68;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}body.has-overlay-open{overflow:hidden;overscroll-behavior:none}img,svg{max-width:100%}button,input,select,textarea{font:inherit}button,a{touch-action:manipulation}a{color:inherit;text-decoration:none}button{cursor:pointer}.container{width:min(calc(100% - 32px),var(--fg-container));margin-inline:auto}.section{position:relative;padding:104px 0}.section-alt{background:linear-gradient(180deg,#fafafa 0%,#f6f7f9 100%)}.section-anchor{position:relative;top:-112px}.section-header{position:relative;z-index:2;max-width:790px;margin:0 auto 44px;text-align:center}.section-title{margin:14px 0 16px;font-family:var(--fg-display);font-size:clamp(2.1rem,4vw,3.55rem);font-weight:800;line-height:1.04;letter-spacing:-.045em}.section-desc{max-width:720px;margin:0 auto;color:var(--fg-muted);font-size:1.04rem;line-height:1.8}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:11px 19px;border:1px solid transparent;border-radius:13px;font-weight:800;line-height:1;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease,background .2s ease,color .2s ease}.btn:hover{transform:translateY(-2px)}.btn-primary{background:linear-gradient(135deg,var(--fg-brand),var(--fg-brand-600));color:#fff;border-color:var(--fg-brand);box-shadow:0 10px 24px rgba(208,28,23,.22)}.btn-primary:hover{background:linear-gradient(135deg,var(--fg-brand-600),var(--fg-brand-dark));border-color:var(--fg-brand-600);box-shadow:0 14px 32px rgba(208,28,23,.28)}.btn-secondary,.btn-outline-brand{background:#fff;border-color:var(--fg-border);color:var(--fg-dark);box-shadow:var(--fg-shadow-xs)}.btn-secondary:hover,.btn-outline-brand:hover{border-color:rgba(208,28,23,.38);color:var(--fg-brand);box-shadow:var(--fg-shadow-sm)}.btn-block{width:100%}.btn-sm{min-height:38px;padding:9px 13px;font-size:.8rem}.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}.is-hidden,[hidden]{display:none!important}:focus-visible{outline:3px solid rgba(208,28,23,.28);outline-offset:3px}.section [class$="eyebrow-pill"],.section [class*="-eyebrow-pill"]{box-shadow:0 8px 22px rgba(208,28,23,.08)}
@media(max-width:767px){.container{width:min(calc(100% - 24px),var(--fg-container))}.section{padding:76px 0}.section-header{margin-bottom:32px}.section-title{font-size:clamp(2rem,10vw,2.8rem)}.section-desc{font-size:.97rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}

/* Core Web Vitals: skip off-screen layout/paint work until sections approach the viewport. */
@supports (content-visibility:auto){main>section:not(:first-child),.site-footer{content-visibility:auto;contain-intrinsic-size:auto 900px}.site-footer{contain-intrinsic-size:auto 720px}}
/* index.css */
main{overflow:hidden}.reading-progress-bar{position:fixed;inset:0 auto auto 0;height:3px;width:0;background:linear-gradient(90deg,var(--fg-brand),#ff625c);z-index:10000;box-shadow:0 0 12px rgba(208,28,23,.35);transition:width .08s linear}.skip-to-content{position:fixed;left:16px;top:-90px;z-index:10001;background:var(--fg-dark);color:#fff;padding:11px 15px;border-radius:12px;box-shadow:var(--fg-shadow)}.skip-to-content:focus{top:16px}.section-title [class*="highlight"],.section-title span[class*="highlight"]{position:relative;color:var(--fg-brand)}.section-title [class*="highlight"]::after,.section-title span[class*="highlight"]::after{content:"";position:absolute;left:4%;right:4%;bottom:-2px;height:5px;border-radius:999px;background:linear-gradient(90deg,rgba(208,28,23,.15),rgba(208,28,23,.75),rgba(208,28,23,.12));transform:skewX(-16deg)}
/* header.css */
.header-topbar{position:relative;z-index:920;background:linear-gradient(90deg,#0d0f13 0%,#171a20 50%,#0d0f13 100%);color:#fff;font-size:.75rem;border-bottom:1px solid rgba(255,255,255,.06)}.header-topbar-inner,.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px}.header-topbar-inner{min-height:40px}.topbar-left,.topbar-right,.header-actions,.brand-logo,.brand-text-group,.nav-link,.topbar-chip{display:flex;align-items:center}.topbar-left,.topbar-right{gap:13px}.topbar-live-pill{display:inline-flex;align-items:center;gap:8px;padding:5px 9px;border:1px solid rgba(255,255,255,.1);border-radius:999px;background:rgba(255,255,255,.05);font-weight:800;letter-spacing:.06em}.topbar-pulse-dot,.tools-live-dot,.category-beacon-dot,.tools-beacon-dot,.faq-beacon-dot,.advisory-beacon-dot,.newsletter-beacon{width:8px;height:8px;border-radius:50%;background:#22c55e;box-shadow:0 0 0 5px rgba(34,197,94,.12)}.topbar-msg{color:#cbd1dc}.topbar-chip{gap:6px;color:#dce2eb;transition:.2s ease}.topbar-chip:hover{color:#fff;transform:translateY(-1px)}
.site-header{position:sticky;top:0;z-index:900;background:rgba(255,255,255,.92);border-bottom:1px solid rgba(20,20,20,.08);backdrop-filter:blur(18px) saturate(140%);transition:box-shadow .22s ease,background .22s ease}.site-header.is-scrolled{background:rgba(255,255,255,.98);box-shadow:0 14px 42px rgba(17,19,24,.09)}.header-inner{min-height:80px}.brand-logo{gap:11px;flex-shrink:0}.brand-icon-box{position:relative;display:grid;place-items:center;width:44px;height:44px;border-radius:14px;background:linear-gradient(145deg,var(--fg-brand),#f23b35);color:#fff;box-shadow:0 9px 24px rgba(208,28,23,.28)}.brand-icon-glow{position:absolute;inset:-5px;border-radius:18px;border:1px solid rgba(208,28,23,.14);pointer-events:none}.brand-text-group{align-items:flex-start;flex-direction:column;line-height:1.05}.brand-text{font-family:var(--fg-display);font-size:1.02rem;font-weight:800;letter-spacing:-.025em}.brand-text-accent{color:var(--fg-brand)}.brand-subtext{margin-top:5px;color:#717784;font-size:.61rem;font-weight:800;letter-spacing:.12em}.main-nav{margin-left:auto}.nav-list,.mobile-nav-list,.mobile-sub-list,.footer-links,.social-links-list{list-style:none;margin:0;padding:0}.nav-list{display:flex;align-items:center;gap:1px}.nav-item{position:relative}.nav-link{position:relative;gap:6px;padding:29px 11px;font-weight:750;font-size:.89rem;color:#2b3038;transition:.2s ease}.nav-link::after{content:"";position:absolute;left:11px;right:11px;bottom:18px;height:2px;border-radius:999px;background:var(--fg-brand);transform:scaleX(0);transform-origin:center;transition:.2s ease}.nav-link:hover,.nav-item.is-open>.nav-link{color:var(--fg-brand)}.nav-link:hover::after,.nav-item.is-open>.nav-link::after{transform:scaleX(1)}.nav-chevron{transition:transform .2s ease}.nav-item:hover .nav-chevron,.nav-item.is-open .nav-chevron{transform:rotate(180deg)}
.sub-menu{position:absolute;top:calc(100% - 4px);left:0;width:380px;padding:11px;background:rgba(255,255,255,.99);border:1px solid var(--fg-border);border-radius:19px;box-shadow:0 28px 80px rgba(17,19,24,.16);opacity:0;visibility:hidden;transform:translateY(10px) scale(.985);transform-origin:top;transition:.18s ease}.sub-menu::before{content:"";position:absolute;left:24px;top:-5px;width:10px;height:10px;background:#fff;border-left:1px solid var(--fg-border);border-top:1px solid var(--fg-border);transform:rotate(45deg)}.sub-menu-right{left:auto;right:0}.sub-menu-right::before{left:auto;right:24px}.nav-item:hover>.sub-menu,.nav-item.is-open>.sub-menu{opacity:1;visibility:visible;transform:none}.sub-menu-link{display:flex;gap:12px;padding:12px;border-radius:13px;transition:.18s ease}.sub-menu-link:hover{background:linear-gradient(90deg,#fff5f4,#fafafa);transform:translateX(2px)}.sub-menu-icon{display:grid;place-items:center;flex:0 0 38px;height:38px;border-radius:11px;background:var(--fg-brand-soft);color:var(--fg-brand)}.sub-menu-title{font-weight:800;color:#252932}.sub-menu-desc{margin-top:3px;color:var(--fg-muted);font-size:.76rem;line-height:1.45}.sub-menu-badge{display:inline-flex;margin-left:6px;padding:2px 6px;border-radius:999px;background:#eef0f4;font-size:.58rem}.sub-menu-badge.popular{background:var(--fg-brand-soft);color:var(--fg-brand)}.sub-menu-footer{padding:10px 11px 3px;border-top:1px solid var(--fg-border)}.sub-menu-footer-link{display:flex;justify-content:space-between;align-items:center;font-size:.8rem;font-weight:800;color:var(--fg-brand)}
.header-actions{gap:9px}.header-search-trigger{display:flex;align-items:center;gap:8px;min-height:43px;padding:9px 11px;border:1px solid var(--fg-border);border-radius:12px;background:#f8f9fb;color:#707785;transition:.2s ease}.header-search-trigger:hover{border-color:#ccd0d7;background:#fff;box-shadow:var(--fg-shadow-xs)}.header-search-kbd,.spotlight-kbd{padding:2px 6px;border:1px solid var(--fg-border);border-radius:6px;background:#fff;font-family:var(--fg-mono);font-size:.63rem}.header-cta-btn{min-height:43px;padding-inline:15px}.header-cta-pill{min-width:23px;padding:2px 6px;border-radius:999px;background:rgba(255,255,255,.2);font-size:.7rem}.mobile-toggle-btn{display:none;width:42px;height:42px;border:1px solid var(--fg-border);border-radius:12px;background:#fff}.hamburger-box{display:grid;gap:4px;place-items:center}.hamburger-bar{display:block;width:21px;height:2px;border-radius:999px;background:var(--fg-dark)}
.spotlight-modal-backdrop,.mobile-drawer-backdrop{position:fixed;inset:0;z-index:1500;background:rgba(10,12,16,.66);backdrop-filter:blur(5px);opacity:0;visibility:hidden;transition:.2s ease}.spotlight-modal-backdrop.is-open,.mobile-drawer-backdrop.is-open{opacity:1;visibility:visible}.spotlight-modal-box{width:min(740px,calc(100% - 32px));margin:8vh auto 0;background:#fff;border:1px solid rgba(255,255,255,.7);border-radius:24px;box-shadow:0 35px 110px rgba(0,0,0,.28);overflow:hidden}.spotlight-search-bar{display:flex;align-items:center;gap:11px;padding:18px 19px;border-bottom:1px solid var(--fg-border);background:linear-gradient(180deg,#fff,#fbfbfc)}.spotlight-input{flex:1;border:0;outline:0;font-size:1rem;background:transparent}.spotlight-close-btn{display:grid;place-items:center;width:38px;height:38px;border:1px solid var(--fg-border);border-radius:11px;background:#fff}.spotlight-quick-filters{display:flex;flex-wrap:wrap;gap:7px;padding:13px 17px;border-bottom:1px solid var(--fg-border);background:#fafafb}.spotlight-filter-label{align-self:center;margin-right:3px;color:var(--fg-muted);font-size:.7rem;font-weight:800}.spotlight-chip{border:1px solid var(--fg-border);background:#fff;border-radius:999px;padding:6px 10px;font-size:.72rem;font-weight:700}.spotlight-chip.is-active{background:var(--fg-dark);color:#fff;border-color:var(--fg-dark)}.spotlight-results-scroll{max-height:430px;overflow:auto;padding:9px}.spotlight-result-item{display:flex;width:100%;align-items:center;justify-content:space-between;gap:20px;text-align:left;padding:13px;border:0;border-radius:12px;background:#fff;color:inherit;text-decoration:none}.spotlight-result-item:hover,.spotlight-result-item:focus-visible{background:var(--fg-surface-red);outline:none}.spotlight-result-main{display:grid;gap:3px}.spotlight-result-main small{color:var(--fg-muted)}.spotlight-result-category{text-transform:capitalize;font-size:.7rem;color:var(--fg-brand);font-weight:800}.spotlight-empty{padding:30px;text-align:center;color:var(--fg-muted)}.spotlight-footer{display:flex;align-items:center;justify-content:space-between;padding:13px 17px;border-top:1px solid var(--fg-border);background:#fafafb;font-size:.72rem}.spotlight-footer-shortcuts{display:flex;gap:12px}.spotlight-view-all-link{font-weight:800;color:var(--fg-brand)}
.mobile-drawer{position:fixed;top:0;right:0;z-index:1600;width:min(400px,94vw);height:100dvh;background:#fff;transform:translateX(105%);transition:.28s ease;overflow:auto;box-shadow:-30px 0 80px rgba(17,19,24,.18)}.mobile-drawer.is-open{transform:none}.mobile-drawer-header,.mobile-drawer-search,.mobile-drawer-content,.mobile-drawer-footer{padding:17px}.mobile-drawer-header{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--fg-border)}.mobile-drawer-close{display:grid;place-items:center;width:40px;height:40px;border:1px solid var(--fg-border);border-radius:11px;background:#fff}.mobile-search-btn{display:flex;width:100%;gap:9px;padding:12px;border:1px solid var(--fg-border);border-radius:12px;background:#f8f9fa;color:var(--fg-muted)}.mobile-nav-item{border-bottom:1px solid var(--fg-border)}.mobile-nav-header{display:flex;width:100%;align-items:center;justify-content:space-between;padding:16px 0;border:0;background:#fff;text-align:left}.mobile-nav-title,.mobile-nav-meta{display:flex;align-items:center;gap:9px;font-weight:800}.mobile-nav-icon{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:var(--fg-brand-soft);color:var(--fg-brand)}.mobile-count-badge{font-size:.66rem;color:var(--fg-muted)}.mobile-chevron{transition:.2s ease}.mobile-nav-item.is-open .mobile-chevron{transform:rotate(180deg)}.mobile-sub-list{display:none;padding:0 0 12px 42px}.mobile-nav-item.is-open .mobile-sub-list{display:grid}.mobile-sub-link{display:block;padding:8px 0;color:var(--fg-muted);font-size:.86rem}.mobile-sub-link:hover{color:var(--fg-brand)}.mobile-drawer-cta-box{padding:16px;border-radius:16px;background:linear-gradient(145deg,#15171c,#252931);color:#fff}.mobile-drawer-cta-header{display:flex;align-items:center;gap:8px;font-weight:800}.mobile-drawer-pulse{width:8px;height:8px;border-radius:50%;background:#22c55e}.mobile-drawer-cta-desc{margin:7px 0 13px;color:#bdc4cf;font-size:.78rem}
@media(max-width:1100px){.header-search-text,.header-search-kbd{display:none}.nav-link{padding-inline:8px;font-size:.84rem}}@media(max-width:1023px){.topbar-right,.main-nav,.header-search-trigger,.header-cta-btn{display:none}.mobile-toggle-btn{display:grid;place-items:center}.header-inner{min-height:70px}}@media(max-width:640px){.topbar-msg{display:none}.header-topbar-inner{justify-content:center}.spotlight-footer-shortcuts{display:none}.spotlight-footer{justify-content:flex-end}.brand-subtext{display:none}}
/* footer.css */
.site-footer{position:relative;overflow:hidden;padding:76px 0 26px;background:linear-gradient(145deg,#0f1115 0%,#171a20 55%,#101216 100%);color:#e2e8f0}.site-footer::before{content:"";position:absolute;right:-180px;top:-220px;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(208,28,23,.16),transparent 68%)}.site-footer::after{content:"";position:absolute;left:-200px;bottom:-260px;width:500px;height:500px;border-radius:50%;background:radial-gradient(circle,rgba(208,28,23,.08),transparent 68%)}.site-footer>.container{position:relative;z-index:1}.footer-categories-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:28px}.footer-heading{position:relative;margin:0 0 14px;padding-bottom:10px;color:#fff;font-family:var(--fg-display);font-size:.94rem;font-weight:800}.footer-heading::after{content:"";position:absolute;left:0;bottom:0;width:28px;height:2px;border-radius:999px;background:var(--fg-brand)}.footer-links{display:grid;gap:8px}.footer-links a{width:max-content;max-width:100%;color:#9ca6b5;font-size:.76rem;transition:.18s ease}.footer-links a:hover{color:#fff;transform:translateX(3px)}.footer-brand-row,.footer-bottom-row{display:flex;align-items:center;justify-content:space-between;gap:22px;margin-top:38px;padding-top:26px;border-top:1px solid rgba(255,255,255,.09)}.footer-brand-info{display:grid;gap:9px}.site-footer .brand-logo{width:max-content}.site-footer .brand-icon-box{box-shadow:none}.site-footer .brand-text{color:#fff}.footer-brand-tagline{max-width:600px;color:#919cab;font-size:.77rem;line-height:1.65}.footer-social-box{display:flex;align-items:center}.social-links-list{display:flex;gap:8px}.social-link{display:grid;place-items:center;width:40px;height:40px;border:1px solid rgba(255,255,255,.12);border-radius:12px;background:rgba(255,255,255,.035);color:#b9c1cc;transition:.18s ease}.social-link:hover{border-color:rgba(208,28,23,.5);background:rgba(208,28,23,.14);color:#fff;transform:translateY(-2px)}.footer-disclaimer-box{margin-top:26px;padding:16px 17px;border:1px solid rgba(255,255,255,.075);border-radius:15px;background:rgba(255,255,255,.025);color:#8792a2;font-size:.74rem;line-height:1.65}.footer-bottom-row{margin-top:22px;padding-top:20px}.footer-legal-links{display:flex;gap:15px;flex-wrap:wrap;font-size:.73rem}.footer-legal-links a{color:#8f99a8}.footer-legal-links a:hover{color:#fff}
.calculator-modal-backdrop,.article-modal-backdrop,.discipline-modal-backdrop{position:fixed;inset:0;z-index:3000;display:grid;place-items:center;padding:18px;background:rgba(10,12,16,.7);backdrop-filter:blur(6px);opacity:0;visibility:hidden;transition:.2s ease}.calculator-modal-backdrop.is-open,.article-modal-backdrop.is-open,.discipline-modal-backdrop.is-open{opacity:1;visibility:visible}.calculator-modal-container,.article-modal-container,.discipline-modal-container{width:min(780px,100%);max-height:90dvh;overflow:auto;border:1px solid rgba(255,255,255,.7);border-radius:24px;background:#fff;color:var(--fg-text);box-shadow:0 35px 110px rgba(0,0,0,.3)}.calculator-modal-header,.article-modal-header,.discipline-modal-header{position:sticky;top:0;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:14px;padding:18px 21px;border-bottom:1px solid var(--fg-border);background:rgba(255,255,255,.97);backdrop-filter:blur(12px)}.calculator-modal-title,.article-modal-title,.discipline-modal-title{font-family:var(--fg-display);font-weight:800}.calculator-modal-close,.article-modal-close,.discipline-modal-close{display:grid;place-items:center;width:39px;height:39px;border:1px solid var(--fg-border);border-radius:11px;background:#fff;transition:.18s ease}.calculator-modal-close:hover,.article-modal-close:hover,.discipline-modal-close:hover{border-color:#d3d6db;background:#f6f7f8}.calculator-modal-body,.article-modal-body,.discipline-modal-body{padding:22px}.calc-modal-badge,.article-modal-badge,.discipline-modal-badge{display:inline-flex;padding:5px 8px;border-radius:999px;background:var(--fg-brand-soft);color:var(--fg-brand);font-size:.65rem;font-weight:900;text-transform:capitalize}.modal-placeholder-note,.artmodal-section,.discmodal-section{padding:16px;border:1px solid var(--fg-border);border-radius:14px;background:#f8f9fa;margin-bottom:13px}.artmodal-section-heading,.discmodal-section-heading{font-family:var(--fg-display);font-weight:800}.artmodal-bridge-box{display:flex;align-items:center;gap:12px;padding:15px;border:1px solid #f2d5d3;border-radius:14px;background:var(--fg-surface-red)}.artmodal-bridge-icon{display:grid;place-items:center;flex:0 0 42px;height:42px;border-radius:12px;background:#fff;color:var(--fg-brand)}.discmodal-meta-grid,.discmodal-tools-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.discmodal-meta-card{padding:12px;border:1px solid var(--fg-border);border-radius:12px;background:#fff}.discmodal-meta-label{display:block;color:var(--fg-muted);font-size:.63rem}.discmodal-meta-val{font-weight:800}.back-to-top-btn{position:fixed;right:20px;bottom:20px;z-index:1200;display:grid;place-items:center;width:48px;height:48px;border:0;border-radius:15px;background:linear-gradient(145deg,var(--fg-brand),var(--fg-brand-600));color:#fff;box-shadow:0 15px 36px rgba(208,28,23,.3);opacity:0;visibility:hidden;transform:translateY(10px);transition:.2s ease}.back-to-top-btn:hover{transform:translateY(-2px)}.back-to-top-btn.is-visible{opacity:1;visibility:visible;transform:none}
@media(max-width:980px){.footer-categories-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:620px){.footer-categories-grid{grid-template-columns:repeat(2,1fr);gap:24px}.footer-brand-row,.footer-bottom-row{align-items:flex-start;flex-direction:column}.discmodal-meta-grid,.discmodal-tools-grid{grid-template-columns:1fr}}@media(max-width:420px){.footer-categories-grid{grid-template-columns:1fr}.site-footer{padding-top:62px}}