@import url('https://fonts.googleapis.com/css2?family=Heebo:wght@400;500;600;700;800;900&display=swap');
:root{--ink:#18333d;--navy:#123744;--navy-darker:#092b36;--teal:#137f87;--teal-soft:#d9f0ec;--coral:#eaa274;--cream:#faf9f4;--white:#fff;--line:#dee7e6;--muted:#62757b;--paper:#f3f7f5;--shadow:0 16px 44px rgba(20,51,61,.08)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:95px}body{margin:0;background:var(--cream);color:var(--ink);font-family:'Heebo','Arial','Noto Sans Hebrew',sans-serif;font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.26;letter-spacing:-.025em}h1{font-weight:800}h2{font-size:clamp(1.8rem,3vw,2.5rem)}h3{font-size:1.2rem}.shell{width:min(1180px,calc(100% - 72px));margin-inline:auto}.skip-link{position:absolute;right:16px;top:-90px;padding:12px;background:white;z-index:100}.skip-link:focus{top:10px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.site-header{background:#fff;border-bottom:1px solid #e6ece9;position:sticky;top:0;z-index:30;box-shadow:0 1px 12px rgba(15,50,55,.025)}.site-header-inner{height:83px;display:flex;align-items:center;gap:36px}.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}.brand-symbol{width:39px;height:38px;display:flex;gap:3px;align-items:flex-end;transform:skewY(-5deg)}.brand-symbol span{width:9px;background:#187e84;border-radius:2px 2px 1px 1px}.brand-symbol span:nth-child(1){height:27px}.brand-symbol span:nth-child(2){height:38px}.brand-symbol span:nth-child(3){height:20px;background:var(--coral)}.brand-type{display:flex;flex-direction:column;line-height:1.2}.brand-type strong{font-weight:800;font-size:18px}.brand-type small{font-size:11px;color:var(--muted);margin-top:4px}.top-nav{display:flex;gap:30px;margin-inline-start:auto;align-items:center}.top-nav a{font-size:14px;color:#52636a;font-weight:600;padding-block:25px;border-bottom:2px solid transparent}.top-nav a:hover,.top-nav a.selected{color:var(--teal);border-bottom-color:var(--teal)}.demo-pill{font-size:12px;font-weight:700;border:1px solid #d4dfdd;background:#f7faf8;padding:6px 12px;border-radius:99px;color:#627774;white-space:nowrap}.mobile-menu{display:none;border:0;background:transparent;padding:8px;flex-direction:column;gap:5px}.mobile-menu span{width:22px;height:2px;background:var(--navy)}.mobile-nav{display:none;background:white;padding:16px 28px;border-top:1px solid var(--line)}.mobile-nav a{display:block;padding:12px 0;font-weight:600}.mobile-nav[hidden]{display:none!important}
.hero{background:var(--navy);color:#fff;position:relative;overflow:hidden}.hero:before{content:'';position:absolute;width:800px;height:800px;right:-310px;top:-560px;border:1px solid rgba(255,255,255,.08);border-radius:50%}.hero:after{content:'';position:absolute;width:460px;height:460px;right:-150px;bottom:-330px;border:1px solid rgba(255,255,255,.06);border-radius:50%}.hero-inner{min-height:560px;display:grid;grid-template-columns:1.12fr .88fr;align-items:center;gap:45px;position:relative;z-index:1}.hero-copy{padding-block:80px}.eyebrow{display:flex;gap:8px;align-items:center;font-weight:700;font-size:13px;color:#b3ddd6;margin-bottom:27px}.eyebrow-dot{width:7px;height:7px;background:var(--coral);border-radius:50%}.hero h1{font-size:clamp(2.8rem,5.4vw,4.9rem);max-width:690px;margin-bottom:24px;line-height:1.17}.hero h1 em{font-style:normal;color:#9ddbd2}.hero-lead{max-width:635px;color:#e1eeee;line-height:1.9;font-size:18px;margin-bottom:32px}.hero-buttons,.detail-actions{display:flex;gap:12px;flex-wrap:wrap}.btn{display:inline-flex;justify-content:center;align-items:center;gap:16px;padding:13px 24px;border-radius:9px;font-weight:800;font-size:14px;white-space:nowrap;transition:transform .2s,box-shadow .2s,border .2s;border:1px solid transparent}.btn:hover{transform:translateY(-2px)}.btn-primary{background:#e7a475;color:#132e36}.btn-primary:hover{box-shadow:0 8px 24px rgba(232,160,103,.21)}.btn-ghost{color:inherit;border-color:rgba(255,255,255,.35);background:transparent}.btn-ghost:hover{border-color:rgba(255,255,255,.65)}.btn-white{background:#fff;color:var(--navy)}.hero-meta{display:flex;align-items:center;gap:14px;margin-top:37px;color:#b5cdce;font-size:12px;flex-wrap:wrap}.hero-meta strong{font-weight:800;font-size:20px;color:#fff;margin-left:4px}.hero-meta i{height:18px;width:1px;background:rgba(255,255,255,.25)}
.hero-visual{height:430px;position:relative;align-self:center}.hero-orbit{width:360px;height:360px;border:1px solid rgba(222,244,242,.14);border-radius:50%;position:absolute;right:15px;top:25px;box-shadow:0 0 0 35px rgba(204,243,240,.035),0 0 0 85px rgba(204,243,240,.02)}.hero-paper{position:absolute;border-radius:13px;padding:20px 23px;box-shadow:0 25px 60px rgba(0,0,0,.18)}.paper-one{background:#fff;color:var(--navy);right:60px;top:18px;width:245px;transform:rotate(6deg);z-index:2}.paper-two{background:#ecf6f2;color:var(--navy);left:8px;top:92px;width:205px;min-height:200px;transform:rotate(-7deg);z-index:3}.paper-three{background:#e1a176;color:var(--navy);right:35px;bottom:24px;width:300px;transform:rotate(2deg);z-index:4}.paper-label{display:block;font-size:11px;font-weight:700;opacity:.75;margin-bottom:15px}.paper-title{display:block;font-size:20px;font-weight:800;line-height:1.38;margin-bottom:24px}.paper-line{display:block;background:#dbe9e5;height:7px;border-radius:12px;margin-top:9px}.paper-line.l1{width:95%}.paper-line.l2{width:68%}.paper-figure{display:block;font-size:76px;font-weight:900;line-height:1;color:#147f86}.paper-muted{font-weight:700;font-size:13px;line-height:1.45;display:block}.paper-accent{display:block;width:50px;height:5px;background:var(--coral);border-radius:15px;margin-top:18px}.paper-three .paper-title{font-size:17px;margin-bottom:10px}.paper-small{font-size:10px;font-weight:700;opacity:.7}.hero-visual-note{position:absolute;bottom:0;left:5px;font-size:10px;color:#b5cacc}
.how-strip{border-bottom:1px solid var(--line);background:#f2f6f3}.how-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:22px}.how-inner>span:first-child{font-size:13px;color:var(--teal);font-weight:800}.how-inner div{font-size:14px;color:#526b70;font-weight:700}.how-inner div b{font-size:12px;color:#a0b2b2;margin-left:10px}.mini-arrow{color:#9bb4b2}
.questions-section{padding-block:88px 75px}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:36px}.section-kicker{color:var(--teal);font-size:13px;font-weight:800;margin-bottom:13px;letter-spacing:.02em}.section-heading h2{margin:0 0 13px}.section-heading p{color:var(--muted);margin:0;max-width:620px}.search-box{display:flex;align-items:center;gap:10px;background:white;border:1px solid #d8e2df;border-radius:10px;padding:0 15px;min-width:265px;box-shadow:0 3px 15px rgba(30,57,61,.02)}.search-box:focus-within{border-color:var(--teal);outline:2px solid #d0ebe6}.search-box svg{width:20px;height:20px;color:#748c8c}.search-box input{height:48px;outline:0;border:0;min-width:0;background:transparent;width:100%;color:var(--ink);font-size:14px}.topics-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.topic-card{display:flex;flex-direction:column;min-height:364px;background:#fff;border:1px solid #e2e9e7;border-radius:15px;padding:26px 27px 23px;transition:transform .18s,box-shadow .18s,border-color .18s;overflow:hidden}.topic-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#b5d4cf}.topic-top{display:flex;align-items:center;justify-content:space-between}.topic-number{color:#819295;font-weight:700;font-size:12px}.topic-arrow{font-size:22px;color:var(--teal)}.topic-illustration{margin-top:20px;height:60px;width:95px;position:relative}.motif{position:absolute;display:block;border-radius:6px}.motif-a{width:50px;height:50px;background:#d5e9e7;right:5px;top:2px}.motif-b{width:46px;height:9px;background:#71b2ae;right:30px;top:20px;transform:rotate(-20deg)}.motif-c{width:17px;height:17px;background:#eca77c;right:65px;top:7px;border-radius:50%}.topic-teachers .motif-a,.topic-private .motif-a{background:#f5dfcf}.topic-choice .motif-b,.topic-management .motif-b{transform:rotate(30deg)}.topic-measurement .motif-b{height:42px;width:9px;right:36px;top:12px;transform:none}.topic-measurement .motif-c{border-radius:3px;height:26px;width:13px;right:57px;top:24px}.topic-label{color:var(--teal);font-weight:800;font-size:12px;margin-top:8px}.topic-card h3{margin:7px 0 9px;font-size:20px;line-height:1.38;min-height:55px;font-weight:800}.topic-card p{font-size:14px;line-height:1.75;color:#66787e;margin-bottom:25px}.topic-bottom{margin-top:auto;padding-top:15px;border-top:1px solid #ebefec;display:flex;justify-content:space-between;align-items:center;color:var(--teal);font-size:13px;font-weight:800}.topic-go{font-size:20px}.no-results{margin-top:30px;color:var(--muted);font-weight:700}
.feature-section{padding-bottom:86px}.feature-card{display:grid;grid-template-columns:1.25fr .75fr;gap:32px;align-items:center;background:var(--navy);color:#fff;border-radius:18px;padding:48px 58px;overflow:hidden;position:relative}.feature-card:after{content:'';width:400px;height:400px;border:1px solid rgba(255,255,255,.12);border-radius:50%;position:absolute;top:-210px;left:-180px}.section-kicker.light{color:#a5d7cf}.feature-copy{position:relative;z-index:2}.feature-copy h2{font-size:clamp(2rem,3vw,2.8rem);margin-bottom:18px}.feature-copy p{color:#d7e6e4;max-width:590px;margin-bottom:25px}.feature-number{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;border:1px solid rgba(255,255,255,.23);border-radius:15px;padding:25px 15px;background:rgba(255,255,255,.04);position:relative;z-index:2}.feature-number strong{font-size:clamp(4rem,9vw,7.5rem);font-weight:900;line-height:1;color:#a7dcd5}.feature-number span{font-size:21px;font-weight:800;margin-top:7px}.feature-number small{font-size:12px;color:#bbd4d2;margin-top:20px}
.about-section{display:grid;grid-template-columns:1fr 1fr;gap:75px;padding-bottom:95px}.about-content h2{margin-bottom:18px}.about-content p{line-height:1.95;color:#60767b}.about-checks{display:flex;flex-direction:column;gap:25px}.about-checks>div{display:flex;gap:16px;align-items:start}.about-checks>div>span{background:#d5ebe5;color:#167d80;width:35px;height:35px;border-radius:50%;display:grid;place-items:center;flex:0 0 35px;font-weight:900}.about-checks strong{display:block;font-size:16px;margin-bottom:2px}.about-checks small{color:var(--muted);font-size:14px;display:block}.bottom-cta{background:#e8f1ed;border-radius:16px;padding:30px 44px;display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:86px}.bottom-cta h2{font-size:22px;margin-bottom:6px}.bottom-cta p{margin:0;color:#637b7a;font-size:14px}
.site-footer{background:#102f39;color:#c4d5d5}.footer-inner{display:flex;justify-content:space-between;gap:80px;padding-top:49px;padding-bottom:38px}.footer-brand{display:block;color:white;font-size:18px;font-weight:800;margin-bottom:10px}.footer-brand span{font-weight:400;font-size:14px}.footer-inner p{font-size:12px;line-height:1.85;max-width:610px;margin-bottom:0;color:#c0d1d0}.footer-links{min-width:210px;display:flex;flex-direction:column;gap:11px}.footer-links a{font-size:13px;color:#c6d7d5}.footer-links a:hover{color:white}.footer-bottom{display:flex;justify-content:space-between;gap:16px;border-top:1px solid rgba(255,255,255,.15);padding-top:19px;padding-bottom:26px;color:#9bb5b7;font-size:11px}
/* detail */
.detail-hero{background:var(--navy);color:#fff;padding:38px 0 66px;overflow:hidden}.breadcrumbs{display:flex;align-items:center;gap:10px;font-size:12px;color:inherit;opacity:.7;margin-bottom:56px}.breadcrumbs a:hover{text-decoration:underline}.detail-hero-grid{display:grid;grid-template-columns:1.5fr .65fr;gap:75px;align-items:center}.detail-eyebrow{font-size:13px;color:#b3d8d4;font-weight:800;display:flex;align-items:center;gap:13px;margin-bottom:22px}.small-separator{height:12px;width:1px;background:#77abae}.detail-hero h1{font-size:clamp(2.3rem,4.4vw,4.2rem);margin-bottom:22px;line-height:1.26}.detail-hero-copy>p{font-size:18px;line-height:1.9;color:#d4e6e5;max-width:680px;margin-bottom:25px}.detail-side{border-radius:14px;background:#e8f2ee;color:var(--navy);padding:30px;transform:rotate(-2deg);box-shadow:0 16px 34px rgba(0,0,0,.09)}.detail-side-top{font-size:12px;color:var(--teal);font-weight:800}.detail-side p{font-size:23px;line-height:1.55;font-weight:800;margin:22px 0 34px}.detail-side-bottom{font-size:11px;color:#66817e}.content-grid{display:grid;grid-template-columns:minmax(0,1fr) 240px;gap:68px;padding-top:68px;padding-bottom:88px}.detail-article>section{scroll-margin-top:110px}.label-line{display:flex;align-items:center;gap:9px;color:var(--teal);font-weight:800;font-size:14px;margin-bottom:15px}.label-icon{background:#d9eae6;border-radius:50%;width:30px;height:30px;display:grid;place-items:center}.answer-section h2{font-size:clamp(1.6rem,3vw,2.45rem);margin-bottom:18px}.answer-lead{font-size:18px;line-height:2;color:#344e56;margin-bottom:0}.evidence-inline{margin-top:35px;border:1px solid #d7e5e1;background:#ecf4f0;border-radius:13px;padding:25px 27px}.evidence-title{font-size:12px;font-weight:800;color:#287d7c;margin-bottom:14px}.evidence-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:25px;align-items:center}.evidence-stat{border-left:1px solid #cbded9;padding-left:19px}.evidence-stat strong{display:block;font-size:36px;font-weight:900;line-height:1.25;letter-spacing:-.03em;color:#19696d}.evidence-stat span{display:block;font-size:12px;line-height:1.6;color:#526d6d;font-weight:700;margin-top:3px}.evidence-stat a{font-size:10px;color:var(--teal);font-weight:700;display:block;margin-top:13px}.evidence-grid>p{margin:0;font-size:14px;line-height:1.9;color:#47646a}.proposals-section{margin-top:65px}.proposals-section h2{margin-bottom:30px}.proposal-list{border-top:1px solid #dce6e2}.proposal{display:flex;align-items:start;gap:20px;border-bottom:1px solid #dce6e2;padding:24px 0}.proposal-index{color:#8ca9a7;font-size:14px;font-weight:900;min-width:32px;padding-top:2px}.proposal h3{font-size:18px;margin:0 0 9px;font-weight:800}.proposal p{color:#5f777b;margin:0 0 10px;font-size:15px;line-height:1.9}.proposal a{color:var(--teal);font-size:12px;font-weight:700}.proposal a:hover{text-decoration:underline}.caution-section{background:#fbf1e8;border-right:4px solid #dc9d6a;border-radius:9px;padding:26px 27px;margin-top:59px}.caution-flag{color:#996337;font-weight:800;font-size:12px;margin-bottom:8px}.caution-section h2{font-size:21px;margin:0 0 10px}.caution-section p{color:#685e51;font-size:15px;line-height:1.9;margin:0}.faq-section{margin-top:67px}.faq-section h2{margin-bottom:24px}.faq-list{border-top:1px solid #dbe5e3}.faq-list details{border-bottom:1px solid #dbe5e3;padding:15px 0}.faq-list summary{cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:16px;font-weight:800}.faq-list summary::-webkit-details-marker{display:none}.plus-mark{width:28px;height:28px;border:1px solid #bdd1cb;border-radius:50%;display:grid;place-items:center;color:var(--teal);font-size:20px;font-weight:400;transition:transform .2s}.faq-list details[open] .plus-mark{transform:rotate(45deg)}.faq-list p{font-size:15px;color:#60767b;margin:12px 0 8px;padding-left:40px;line-height:1.9}.detail-sources{margin-top:73px}.detail-sources h2{margin-bottom:8px}.source-intro{color:#687e80;font-size:14px;margin-bottom:25px}.source-cards{display:grid;gap:10px}.source-ref{display:flex;align-items:center;gap:15px;border-radius:11px;padding:17px 18px;background:white;border:1px solid #dfe8e5;transition:border-color .18s,transform .18s}.source-ref:hover{border-color:#8bbcb1;transform:translateX(-3px)}.source-ref-icon{width:43px;height:48px;display:grid;place-items:center;background:#e9f2ef;color:#176b70;flex-shrink:0;border-radius:5px;font-weight:900;font-size:12px}.source-ref strong{display:block;font-size:14px;line-height:1.5}.source-ref span:not(.out-icon){display:block;font-size:11px;color:#7d9292;margin-top:4px}.out-icon{margin-right:auto;color:var(--teal);font-weight:900}.detail-aside{padding-top:14px}.aside-box{position:sticky;top:110px;background:#fff;border-radius:11px;border:1px solid #e3e9e7;padding:20px 22px;display:flex;flex-direction:column;gap:16px}.aside-eyebrow{font-size:11px;font-weight:800;color:#7c9993;margin-bottom:4px}.aside-box a{font-size:13px;color:#4a6b70;font-weight:700}.aside-box a:hover{color:var(--teal)}.aside-context{margin-top:26px;padding:14px 8px}.aside-context span{font-size:12px;font-weight:800;color:#a17c57}.aside-context p{font-size:12px;line-height:1.9;color:#778c89;margin-top:10px}.related-section{padding:60px 0 87px;background:#ebf2ef}.related-heading{margin-bottom:26px}.view-all{font-size:13px;color:var(--teal);font-weight:800}.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}.related-card{background:#fff;border:1px solid #dce8e4;border-radius:12px;padding:23px;min-height:150px;position:relative}.related-card:hover{border-color:var(--teal);box-shadow:var(--shadow)}.related-card span{font-size:12px;color:#6f8988}.related-card h3{margin:14px 0 0;font-size:17px;padding-left:22px}.related-card b{position:absolute;left:21px;bottom:15px;color:var(--teal);font-size:19px}
/* sources */
.sources-hero{background:var(--navy);color:white;padding:40px 0 74px}.sources-hero h1{font-size:clamp(2.6rem,5vw,4.3rem);margin-bottom:17px}.sources-hero p{font-size:18px;line-height:1.9;color:#d8eae6;max-width:730px;margin:0}.sources-hero .breadcrumbs{margin-bottom:48px}.library-section{padding-top:65px;padding-bottom:90px}.library-kicker{font-size:17px;font-weight:800;margin-bottom:23px}.library-kicker.secondary{margin-top:55px}.library-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:23px}.library-card{border:1px solid #e0e9e6;border-radius:13px;overflow:hidden;background:#fff}.library-top{display:flex;justify-content:space-between;padding:17px 20px;font-size:12px;font-weight:800;color:var(--teal)}.library-cover{margin:0 20px;min-height:235px;background:#e5efeb;border-right:7px solid var(--teal);padding:26px 27px;display:flex;flex-direction:column;justify-content:center}.library-card:nth-child(2) .library-cover{background:#e7f0f4;border-right-color:#416d88}.library-card:nth-child(3) .library-cover{background:#f3e9dd;border-right-color:#ba855b}.library-card:nth-child(4) .library-cover{background:#f1eee6;border-right-color:#707b6c}.library-cover-brand{font-size:11px;color:#5f8380;font-weight:800;margin-bottom:18px}.library-cover h2{font-size:21px;line-height:1.4;max-width:360px;margin-bottom:16px}.library-cover-authors{font-size:12px;color:#577471;font-weight:700}.library-bottom{display:flex;justify-content:space-between;gap:15px;align-items:center;padding:19px 20px;font-size:12px;color:#758b89}.library-bottom a{font-weight:800;color:var(--teal)}.article-library{display:grid;gap:12px}.article-library a{display:flex;justify-content:space-between;gap:24px;align-items:center;background:white;border:1px solid #e1e9e6;border-radius:10px;padding:22px}.article-library a:hover{border-color:var(--teal)}.article-library span{color:#799090;font-size:12px;min-width:130px}.article-library strong{flex:1;font-size:15px}.article-library small{color:var(--teal);font-size:12px;min-width:140px;text-align:left}.source-note{margin-top:60px;padding:36px 38px;border-radius:13px;background:#eaf2ef}.source-note h2{font-size:21px}.source-note p{font-size:15px;max-width:800px;color:#5b7174}.source-note a{font-size:14px;color:var(--teal);font-weight:800}
.toast{position:fixed;bottom:25px;left:25px;background:#113944;color:white;font-size:13px;font-weight:700;padding:12px 18px;border-radius:9px;box-shadow:0 10px 30px rgba(0,0,0,.2);opacity:0;transform:translateY(12px);pointer-events:none;transition:.2s;z-index:100}.toast.visible{opacity:1;transform:none}
@media (max-width:1000px){.hero-inner{grid-template-columns:1fr .7fr;gap:15px}.hero-paper.paper-one{right:0}.hero-paper.paper-two{left:-18px}.hero-paper.paper-three{right:0}.topics-grid{grid-template-columns:repeat(2,1fr)}.detail-hero-grid{gap:35px}.content-grid{gap:35px;grid-template-columns:minmax(0,1fr) 200px}.shell{width:min(1180px,calc(100% - 46px))}}
@media (max-width:760px){.shell{width:calc(100% - 36px)}.site-header-inner{height:68px;gap:13px}.brand-type strong{font-size:16px}.brand-type small{font-size:10px}.brand-symbol{width:30px;height:33px}.brand-symbol span:nth-child(1){height:24px}.brand-symbol span:nth-child(2){height:32px}.brand-symbol span:nth-child(3){height:19px}.brand-symbol span{width:8px}.top-nav{display:none}.mobile-menu{display:flex;margin-right:auto}.mobile-nav:not([hidden]){display:block}.demo-pill{margin-right:auto;padding:5px 9px;font-size:10px}.hero-inner{display:block;min-height:auto}.hero-copy{padding:65px 0 28px}.hero h1{font-size:clamp(2.65rem,8vw,4rem)}.hero-lead{font-size:16px}.hero-visual{height:250px;margin:0 auto 23px;max-width:430px}.hero-orbit{width:230px;height:230px;right:75px;top:10px}.paper-one{width:180px;right:35px!important;top:0!important;padding:13px}.paper-one .paper-title{font-size:14px;margin-bottom:10px}.paper-two{width:145px;min-height:150px;top:38px!important;left:15px!important;padding:12px}.paper-figure{font-size:46px}.paper-muted{font-size:10px}.paper-three{width:210px;right:15px!important;bottom:0!important;padding:12px}.paper-three .paper-title{font-size:13px}.paper-label{font-size:9px;margin-bottom:8px}.hero-visual-note{display:none}.hero-meta{margin-top:26px}.how-inner{justify-content:center;flex-wrap:wrap;gap:15px}.how-inner>span:first-child{width:100%;text-align:center}.how-inner div{font-size:12px}.how-inner div b{font-size:11px;margin-left:4px}.questions-section{padding-top:54px;padding-bottom:50px}.section-heading{display:block;margin-bottom:26px}.search-box{width:100%;margin-top:22px}.topics-grid{grid-template-columns:1fr;gap:15px}.topic-card{min-height:290px;padding:20px}.topic-illustration{margin-top:5px;height:49px}.topic-card h3{min-height:auto;margin-bottom:7px}.feature-section{padding-bottom:55px}.feature-card{grid-template-columns:1fr;padding:30px 26px;gap:22px}.feature-number{min-height:140px}.feature-number strong{font-size:64px}.about-section{grid-template-columns:1fr;gap:30px;padding-bottom:55px}.bottom-cta{padding:26px;flex-direction:column;align-items:start;margin-bottom:50px}.footer-inner{flex-direction:column;gap:27px;padding-top:36px}.footer-bottom{flex-direction:column;gap:4px}.detail-hero{padding:28px 0 49px}.breadcrumbs{margin-bottom:36px}.detail-hero-grid{grid-template-columns:1fr}.detail-hero h1{font-size:clamp(2.3rem,8vw,3rem)}.detail-hero-copy>p{font-size:16px}.detail-side{transform:none;padding:20px}.detail-side p{margin:12px 0 14px;font-size:19px}.content-grid{display:block;padding-top:43px;padding-bottom:52px}.detail-aside{display:none}.answer-section h2{font-size:26px}.answer-lead{font-size:16px}.evidence-inline{padding:20px}.evidence-grid{display:block}.evidence-stat{border-left:0;border-bottom:1px solid #c9dfd9;padding:0 0 15px;margin-bottom:14px}.proposals-section{margin-top:48px}.proposal{gap:13px;padding:18px 0}.proposal h3{font-size:16px}.proposal p{font-size:14px}.related-section{padding:45px 0}.related-grid{grid-template-columns:1fr}.related-card{min-height:120px}.sources-hero{padding:25px 0 50px}.sources-hero h1{font-size:2.5rem}.sources-hero p{font-size:16px}.library-section{padding-top:44px}.library-grid{grid-template-columns:1fr}.article-library a{display:block}.article-library strong{display:block;margin:7px 0}.article-library small{display:block;text-align:right}.source-note{padding:25px}.library-cover{min-height:195px}.library-cover h2{font-size:18px}}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}*,*:before,*:after{transition-duration:0.01ms!important;animation-duration:0.01ms!important}}

[hidden]{display:none!important}
.hero h1{font-size:4.5rem;font-size:clamp(2.8rem,5.4vw,4.9rem)}
.detail-hero h1{font-size:3.6rem;font-size:clamp(2.3rem,4.4vw,4.2rem)}
.sources-hero h1{font-size:3.5rem;font-size:clamp(2.6rem,5vw,4.3rem)}
.feature-copy h2{font-size:2.5rem;font-size:clamp(2rem,3vw,2.8rem)}
@media(max-width:760px){.hero h1{font-size:2.9rem;font-size:clamp(2.65rem,8vw,4rem)}.detail-hero h1{font-size:2.6rem;font-size:clamp(2.3rem,8vw,3rem)}}