:root{--ink:#10234a;--deep:#0b1b3b;--muted:#5d6e89;--blue:#245fe7;--blue-dark:#1748c9;--cyan:#06a5d9;--sky:#eaf4ff;--ice:#f4f8ff;--paper:#f8fbff;--line:#dce6f4;--white:#fff;--soft:#edf4ff;--shadow:0 22px 58px #143a7617;--display:"Space Grotesk", "Segoe UI", Arial, sans-serif;--body:"Manrope", "Segoe UI", Arial, sans-serif}*,:before,:after{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--paper);color:var(--ink);font:400 1rem/1.72 var(--body);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;margin:0}a{color:inherit;text-decoration:none}a:hover{text-decoration:none}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline-offset:4px;outline:3px solid #30b6f3}img,svg{max-width:100%;display:block}img{height:auto}p{margin:0 0 1em}h1,h2,h3,h4{font-family:var(--display);letter-spacing:-.055em;text-wrap:balance;margin:0 0 .52em;font-weight:650;line-height:1.13}h1{font-size:clamp(2.7rem,5.4vw,5.3rem)}h2{font-size:clamp(2rem,3.3vw,3.25rem)}h3{font-size:1.44rem}small{font-size:.8rem}button,input{font:inherit}button{cursor:pointer}.container{max-width:1216px;margin-inline:auto;padding-inline:30px}.eyebrow{color:var(--blue);font:800 .72rem/1.5 var(--body);letter-spacing:.14em;text-transform:uppercase;align-items:center;gap:9px;display:inline-flex}.skip-link{z-index:999;color:var(--blue);border:2px solid var(--blue);background:#fff;border-radius:9px;padding:10px 16px;position:fixed;top:-100px;left:12px}.skip-link:focus{top:10px}.independent-bar{text-align:center;color:#d6e6ff;letter-spacing:.01em;background:#0a1a3a;justify-content:center;align-items:center;gap:10px;min-height:36px;padding:7px 18px;font-size:.7rem;line-height:1.4;display:flex}.independent-bar .bar-signal{background:#49d8ff;border-radius:50%;flex:none;width:6px;height:6px;box-shadow:0 0 0 3px #49d8ff29}.independent-bar a{color:#9ce5ff;white-space:nowrap;border-bottom:1px solid #9ce5ff73;font-weight:750}.independent-bar a:hover{color:#fff}.site-header{z-index:80;border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(18px);background:#fffffff5;position:sticky;top:0}.header-content{align-items:center;gap:22px;min-height:80px;display:flex}.wordmark{align-items:center;gap:11px;min-width:max-content;display:flex}.logo-mark{background:linear-gradient(145deg,#1b86ea,#1747bd);border-radius:13px;flex:none;place-items:center;width:44px;height:44px;padding:7px;display:grid;box-shadow:0 9px 20px #185dcf33}.wordmark-type strong{font:700 1.52rem/1.05 var(--display);letter-spacing:-.065em;color:var(--deep);display:block}.wordmark-type em{color:var(--blue);font-style:normal}.wordmark-type small{color:#6e82a1;letter-spacing:.115em;margin-top:4px;font-size:.54rem;font-weight:800;line-height:1.6;display:block}.desktop-nav{align-items:center;gap:clamp(10px,1.65vw,25px);margin-left:auto;display:flex}.desktop-nav a{color:#405579;white-space:nowrap;padding:9px 0;font-size:.77rem;font-weight:800;transition:color .18s;position:relative}.desktop-nav a:after{content:"";background:var(--blue);border-radius:2px;width:0;height:2px;transition:width .2s;position:absolute;bottom:3px;left:0}.desktop-nav a:hover,.desktop-nav a[aria-current=page]{color:var(--blue)}.desktop-nav a:hover:after,.desktop-nav a[aria-current=page]:after{width:100%}.header-cta{background:var(--blue);color:#fff;white-space:nowrap;border-radius:11px;align-items:center;gap:9px;padding:11px 16px;font-size:.75rem;font-weight:800;display:inline-flex;box-shadow:0 8px 18px #245fe726}.header-cta:hover{background:var(--blue-dark)}.mobile-menu{display:none}.button-row{flex-wrap:wrap;align-items:center;gap:12px;margin-top:27px;display:flex}.btn{min-height:51px;font:800 .86rem/1.3 var(--body);text-align:center;border:1px solid #0000;border-radius:12px;justify-content:center;align-items:center;gap:20px;padding:13px 22px;transition:background .18s,border-color .18s,transform .18s,box-shadow .18s;display:inline-flex}.btn:hover{transform:translateY(-2px)}.btn-primary{background:var(--blue);color:#fff;box-shadow:0 10px 28px #245fe730}.btn-primary:hover{background:var(--blue-dark);box-shadow:0 14px 30px #245fe73b}.btn-outline{color:var(--blue-dark);background:#fff;border-color:#cddcf2}.btn-outline:hover{border-color:var(--blue);background:#f4f8ff}.btn-light{color:#1746b7;background:#fff}.btn-light:hover{background:#eaf3ff}.accent-word{color:var(--blue)}.hero{isolation:isolate;background:linear-gradient(124deg,#f7faff 0%,#edf5ff 59%,#e9f8ff 100%);border-bottom:1px solid #deebfc;padding:88px 0 94px;position:relative;overflow:hidden}.hero-mesh{z-index:-1;pointer-events:none;background:radial-gradient(circle at 80% 46%,#3595ee29,#0000 34%),radial-gradient(circle at 37% 95%,#2d70e611,#0000 36%);position:absolute;inset:0}.hero-mesh:after{content:"";opacity:.24;background-image:radial-gradient(#75a9e9 .8px,#0000 .8px);background-size:24px 24px;position:absolute;inset:0;mask-image:linear-gradient(90deg,#0000 28%,#000 100%)}.hero-grid{grid-template-columns:1.08fr .92fr;align-items:center;gap:55px;display:grid}.hero-copy{z-index:1;position:relative}.hero-eyebrow{letter-spacing:.105em;background:#e0f1ff;border:1px solid #c4e2ff;border-radius:100px;padding:8px 13px;font-size:.69rem}.live-dot{background:var(--cyan);border-radius:50%;width:7px;height:7px;display:inline-block;box-shadow:0 0 0 3px #06a5d921}.hero h1{letter-spacing:-.07em;max-width:720px;margin:20px 0 25px;font-weight:700;line-height:1.075}.gradient-text{color:#0000;background:linear-gradient(95deg,#2056d8 0%,#158ed5 80%,#0aa6c9 100%);-webkit-background-clip:text;background-clip:text}.hero p{color:#536681;max-width:580px;font-size:1.04rem;line-height:1.85}.hero-proof{flex-wrap:wrap;gap:10px;margin-top:31px;display:flex}.proof-pill{color:#44628b;background:#ffffffbf;border:1px solid #d6e6f8;border-radius:50px;align-items:center;gap:7px;padding:8px 11px;font-size:.71rem;font-weight:750;display:inline-flex}.proof-pill span{width:17px;height:17px;color:var(--blue);background:#e3efff;border-radius:50%;place-items:center;font-size:.75rem;display:grid}.hero-illustration{place-items:center;min-width:0;display:grid}.vision-stage{place-items:center;width:min(100%,510px);min-height:480px;display:grid;position:relative}.stage-orbit{pointer-events:none;border:1px solid #4e8fe02b;border-radius:50%;position:absolute;inset:27px 2px}.orbit-2{border-style:dashed;border-color:#317ae726;inset:0 -14px}.hero-illustration .art-card{background:#ffffffe8;border:1px solid #7aafec6b;border-radius:25px;width:94%;max-width:465px;padding:17px 19px;position:relative;overflow:hidden;box-shadow:0 26px 70px #2355ae26}.hero-illustration .art-card:before{content:"";pointer-events:none;background:linear-gradient(115deg,#fff6,#0000 35%);position:absolute;inset:0}.scan-topline,.scan-bottomline{color:#5e7da9;letter-spacing:.11em;font:800 .58rem/1.5 var(--body);justify-content:space-between;align-items:center;gap:10px;display:flex;position:relative}.scan-label{color:#1c5798;align-items:center;gap:7px;display:inline-flex}.scan-dot{background:#25b3ed;border-radius:50%;width:6px;height:6px}.scan-meta{color:#91a6be;font-size:.54rem}.vision-svg{width:100%;height:auto;margin:5px auto}.scan-bottomline{border-top:1px solid #e0eafa;padding-top:8px}.scan-bottomline span:last-child{color:var(--blue);font-size:1rem}.floating-chip{z-index:2;background:#fff;border:1px solid #d4e5f8;border-radius:13px;align-items:center;gap:10px;padding:11px 14px;display:flex;position:absolute;box-shadow:0 15px 35px #1d4f9926}.floating-chip strong{color:#153368;font-size:.74rem;line-height:1.4;display:block}.floating-chip small{color:#7489a6;font-size:.61rem;line-height:1.5;display:block}.chip-symbol{color:#fff;background:linear-gradient(130deg,#3376ee,#00b2e1);border-radius:10px;place-items:center;width:33px;height:33px;font-size:1.12rem;display:grid}.chip-alt{color:#1258bd;background:#e5f5ff}.chip-top{top:31px;right:-9px}.chip-bottom{bottom:33px;left:-12px}.trust-strip{border-bottom:1px solid var(--line);background:#fff}.trust-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:17px;padding-block:24px;display:grid}.trust-grid>div{align-items:center;gap:14px;padding:4px 0;display:flex}.trust-grid>div+div{border-left:1px solid var(--line);padding-left:30px}.trust-icon{width:38px;height:38px;color:var(--blue);font:700 .8rem var(--display);background:#eaf2ff;border-radius:12px;flex:none;place-items:center;display:grid}.trust-grid strong,.trust-grid small{line-height:1.5;display:block}.trust-grid strong{color:#25416e;font-size:.78rem}.trust-grid small{color:#7e8fa6;margin-top:2px;font-size:.69rem}.section{padding:84px 0}.section.alt{background:#f0f6ff}.section-heading{justify-content:space-between;align-items:end;gap:30px;margin-bottom:34px;display:flex}.section-heading h2{max-width:750px;margin:11px 0 0}.section-heading p{color:var(--muted);max-width:360px;margin:0;font-size:.92rem;line-height:1.8}.topic-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:19px;display:grid}.topic-card{border:1px solid var(--line);background:#fff;border-radius:19px;flex-direction:column;min-height:289px;padding:30px 28px;transition:transform .2s,box-shadow .2s,border-color .2s;display:flex;position:relative;box-shadow:0 4px 15px #1b3c7b04}.topic-card:hover,.article-card:hover{box-shadow:var(--shadow);border-color:#a8cef7;transform:translateY(-5px)}.topic-icon{width:54px;height:54px;color:var(--blue);background:linear-gradient(135deg,#e0edff,#f0f9ff);border-radius:16px;place-items:center;margin-bottom:21px;display:grid}.topic-icon svg{width:30px;height:30px}.topic-number{color:#8aa3c4;letter-spacing:.09em;font-size:.58rem;font-weight:800;position:absolute;top:35px;right:25px}.topic-card h3{margin-bottom:9px;font-size:1.42rem}.topic-card p{color:var(--muted);flex:1;font-size:.88rem;line-height:1.75}.topic-link{color:var(--blue-dark);margin-top:18px;font-size:.79rem;font-weight:850}.topic-link span{padding-left:6px}.article-list{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;display:grid}.article-card{border:1px solid var(--line);background:#fff;border-radius:18px;flex-direction:column;min-width:0;transition:transform .2s,box-shadow .2s,border-color .2s;display:flex;overflow:hidden}.article-card-art{isolation:isolate;background:radial-gradient(circle at 70% 40%,#d5f3ff 0,#e4f0ff 40%,#eff6ff 90%);place-items:center;height:152px;display:grid;position:relative;overflow:hidden}.article-card-art:before{content:"";background-image:linear-gradient(#2e6acf0e 1px,#0000 1px),linear-gradient(90deg,#2e6acf0e 1px,#0000 1px);background-size:26px 26px;position:absolute;inset:0;mask-image:linear-gradient(90deg,#0000,#000 70%)}.article-card-art:after{content:"";border:1px dashed #9ac4f5;border-radius:50%;width:185px;height:185px;position:absolute;top:-55px;right:-45px}.article-card-art svg{z-index:1;width:245px;max-width:90%;height:130px;position:relative}.article-card-art.art-nutrition{background:radial-gradient(circle at 75% 43%,#d0f5ff,#e6f3ff 48%,#edf8ff)}.article-card-art.art-health{background:radial-gradient(circle at 74% 43%,#dbe8ff,#eef2ff 55%,#e8f6ff)}.article-card-art.art-evidence{background:radial-gradient(circle at 74% 43%,#e0edff,#f3f3ff 62%,#eff7ff)}.article-card-content{flex-direction:column;flex:1;padding:26px;display:flex}.article-card .eyebrow{letter-spacing:.1em;font-size:.63rem}.article-card h3{letter-spacing:-.045em;margin:10px 0 11px;font-size:1.39rem;line-height:1.25}.article-card p{color:var(--muted);flex:1;font-size:.83rem;line-height:1.75}.read-link{color:var(--blue);align-items:center;gap:8px;margin-top:10px;font-size:.76rem;font-weight:850;display:inline-flex}.section-note{color:#6e83a1;text-align:center;max-width:850px;margin:30px auto 0;font-size:.8rem;line-height:1.75}.text-link{color:var(--blue);white-space:nowrap;border-bottom:1px solid #9cbdfa;align-items:center;gap:9px;padding-bottom:5px;font-size:.81rem;font-weight:850;display:inline-flex}.text-link:hover{color:var(--deep)}.method-banner{color:#fff;background:radial-gradient(circle at 0 0,#184eab,#0a2353 65%,#091a3a 100%);border-radius:25px;grid-template-columns:1.15fr .85fr;display:grid;overflow:hidden;box-shadow:0 25px 60px #12326621}.method-banner-copy{padding:55px 55px 59px}.method-banner .eyebrow{color:#71d8fa}.method-banner h2{color:#fff;margin:15px 0;font-size:clamp(2.4rem,3.6vw,3.5rem)}.method-banner h2 span{color:#85dafa}.method-banner p{color:#c4d9f9;max-width:540px;font-size:.93rem;line-height:1.85}.method-numbers{background:#124a9f3b;grid-template-columns:repeat(2,1fr);align-items:stretch;gap:10px;padding:43px;display:grid}.method-numbers div{background:#ffffff0a;border:1px solid #97cbff33;border-radius:14px;flex-direction:column;justify-content:center;gap:12px;padding:21px 14px;display:flex}.method-numbers strong{font:700 2rem/1 var(--display);color:#8ee3ff}.method-numbers strong span{color:#8ee3ff73;font-size:.9rem}.method-numbers div>span{color:#daebff;font-size:.77rem;line-height:1.6}.history-section{border-top:1px solid var(--line);background:#f8fbff}.history-layout{justify-content:space-between;align-items:center;gap:35px;display:flex}.history-layout h2{max-width:760px;margin:10px 0 14px}.history-layout p{color:var(--muted);max-width:740px;margin:0;font-size:.94rem;line-height:1.8}.history-layout .btn{flex:none}.content-intro{background:linear-gradient(125deg,#eaf3ff,#f3f9ff 72%,#e2f7ff);border-bottom:1px solid #d7e7fb;padding:71px 0 65px;position:relative;overflow:hidden}.content-intro:after{content:"";pointer-events:none;border:1px solid #2377e72e;border-radius:50%;width:500px;height:500px;position:absolute;bottom:-245px;right:-100px;box-shadow:0 0 0 65px #41a4f106,0 0 0 130px #41a4f106}.content-intro .container{z-index:1;position:relative}.content-intro h1{max-width:840px;margin:17px 0 18px;font-size:clamp(2.7rem,5vw,4.4rem)}.content-intro p{color:var(--muted);max-width:720px;font-size:1.01rem;line-height:1.85}.intro-mini-links{flex-wrap:wrap;gap:10px;margin-top:27px;display:flex}.intro-mini-links a{color:#1a54ae;background:#fff;border:1px solid #cddff8;border-radius:30px;padding:9px 15px;font-size:.77rem;font-weight:800;transition:background .2s;display:inline-flex}.intro-mini-links a:hover{background:#deeeff}.article-top{background:linear-gradient(115deg,#eaf3ff,#f7faff 69%,#e8f8ff);border-bottom:1px solid #dfebfa;padding:56px 0 54px}.article-top-inner{grid-template-columns:minmax(0,1.3fr) minmax(230px,.7fr);align-items:center;gap:40px;display:grid}.article-heading h1{letter-spacing:-.06em;margin:14px 0 23px;font-size:clamp(2.6rem,4.4vw,4.1rem)}.article-deck{color:#556b8b;max-width:750px;font-size:1.02rem;line-height:1.85}.breadcrumbs{color:#667f9f;flex-wrap:wrap;align-items:center;gap:11px;margin:0 0 23px;font-size:.73rem;display:flex}.breadcrumbs a:hover{color:var(--blue);text-decoration:underline}.author-line{align-items:center;gap:13px;margin-top:25px;display:flex}.avatar{color:#fff;background:linear-gradient(135deg,#1d73e6,#0d45ac);border-radius:14px;place-items:center;width:43px;height:43px;font-size:.7rem;font-weight:850;display:grid}.author-line strong{color:#2c4571;font-size:.77rem;display:block}.author-line small{color:#7187a1;margin-top:2px;font-size:.68rem;display:block}.article-art{width:min(100%,330px);margin-left:auto}.article-section{padding:61px 0 94px}.article-grid{grid-template-columns:minmax(0,750px) minmax(220px,270px);align-items:start;gap:60px;display:grid}.prose{color:#324765;min-width:0;font-size:1.005rem;line-height:1.95}.prose h2{color:var(--deep);margin:1.75em 0 .65em;font-size:clamp(1.7rem,2.5vw,2.1rem)}.prose h3{color:#183c77;margin:1.5em 0 .5em;font-size:1.45rem}.prose h4{color:var(--deep);font-size:1.12rem;font-weight:750}.prose p,.prose li{max-width:76ch}.prose a:not(.btn){color:#1259cd;text-underline-offset:3px;text-decoration:underline 1px}.prose a:hover{color:#073b96}.prose ul,.prose ol{padding-left:1.45em}.prose li{margin-bottom:.47em;padding-left:.2em}.prose blockquote{background:#eff6ff;border-left:4px solid #56a9ee;border-radius:0 9px 9px 0;margin:27px 0;padding:16px 23px}.prose table{border-collapse:collapse;border:1px solid var(--line);background:#fff;border-radius:8px;width:100%;margin:28px 0;font-size:.88rem;line-height:1.55;display:block;overflow:auto}.prose th{text-align:left;color:#1b4a92;background:#eaf3ff}.prose td,.prose th{border-bottom:1px solid var(--line);vertical-align:top;min-width:105px;padding:13px 15px}.prose tr:nth-child(2n){background:#f8fbff}.prose hr{border:0;border-top:1px solid var(--line);margin:34px 0}.quick-answer{background:linear-gradient(118deg,#eaf4ff,#f5faff);border:1px solid #cce0fb;border-left:4px solid #2b78ef;border-radius:12px;margin:0 0 41px;padding:27px 29px}.quick-answer p{color:#294b7d;margin:10px 0 0;font-size:1rem;font-weight:550;line-height:1.8}.article-aside{gap:16px;display:grid;position:sticky;top:108px}.aside-panel{border:1px solid var(--line);background:#fff;border-radius:15px;padding:24px;box-shadow:0 8px 24px #2146800a}.aside-panel h3{color:var(--deep);margin:14px 0;font-size:1.28rem}.aside-panel p{color:var(--muted);font-size:.81rem;line-height:1.8}.aside-panel a{color:var(--blue);font-size:.79rem;font-weight:850}.aside-panel.soft{background:#edf5ff}.aside-panel.soft a{color:#265089;border-bottom:1px solid #d5e5f8;padding:13px 0;line-height:1.55;display:block}.aside-panel.soft a:last-child{border-bottom:0}.article-end{background:#eef6ff;border:1px solid #bfd9fa;border-radius:16px;margin:56px 0 0;padding:32px}.article-end h2{margin:13px 0;font-size:1.95rem}.article-end p{font-size:.94rem}.article-end a{text-decoration:none!important}.plain-page{padding:62px 0 90px}.plain-page .prose{max-width:820px}.plain-page h1{margin:12px 0 23px;font-size:clamp(2.5rem,5vw,3.8rem)}.plain-page .lede{color:var(--muted);font-size:1.11rem}.notice{color:#765e29;background:#fffaf0;border:1px solid #e5dfbd;border-radius:11px;margin:25px 0;padding:17px 20px}.tool-box{border:1px solid var(--line);max-width:800px;box-shadow:var(--shadow);background:#fff;border-radius:19px;padding:37px}.tool-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.tool-field label{color:#315183;margin-bottom:9px;font-size:.79rem;font-weight:800;line-height:1.55;display:block}.tool-field input{width:100%;color:var(--deep);background:#fff;border:1px solid #bbcfe9;border-radius:10px;min-height:50px;padding:13px 12px;display:block}.tool-field input:focus{border-color:var(--blue)}.tool-answer{background:linear-gradient(110deg,#e4f1ff,#eff9ff);border-radius:13px;margin-top:24px;padding:24px}.tool-answer strong{color:#104db2;font:700 2.15rem/1.5 var(--display);display:block}.tool-answer small{color:#5278a8;display:block}.source-note{color:#687f9f;margin-top:20px;font-size:.79rem;line-height:1.75}.focus-panel{background:#eff6ff;border:1px solid #d1e3fb;border-radius:13px;margin:27px 0;padding:29px}.focus-panel strong{color:#1b529c}.align-center{text-align:center}.footer{color:#dce8fa;background:#0a1938;padding:76px 0 24px;position:relative;overflow:hidden}.footer:before{content:"";pointer-events:none;background:radial-gradient(circle at 12% 20%,#146fde30,#0000 29%);position:absolute;inset:0}.footer>.container{position:relative}.footer-grid{grid-template-columns:1.65fr .95fr .95fr;gap:65px;display:grid}.footer .eyebrow{color:#64cfed}.footer h2{color:#fff;margin:15px 0;font-size:clamp(2.4rem,3.6vw,3.1rem)}.footer h2 em{color:#70cff5;font-style:normal}.footer-brand p{color:#acc4e4;max-width:435px;font-size:.9rem;line-height:1.9}.footer-brand-chip{color:#acd9f6;border:1px solid #2e558b;border-radius:40px;margin-top:9px;padding:8px 12px;font-size:.69rem;font-weight:750;display:inline-block}.footer h3{font:800 .9rem/1.5 var(--body);color:#fff;letter-spacing:.02em;margin:3px 0 22px}.footer-grid a{color:#b7cae7;padding:6px 0;font-size:.83rem;line-height:1.6;display:block}.footer-grid a:hover{color:#7bdcf6}.footer-bottom{border-top:1px solid #244065;justify-content:space-between;align-items:start;gap:36px;margin-top:55px;padding-top:22px;display:flex}.footer-bottom p,.footer-bottom a{color:#88a4c8;max-width:920px;font-size:.7rem;line-height:1.85}.footer-bottom a{white-space:nowrap}@media (width<=1100px){.container{padding-inline:24px}.desktop-nav{gap:13px}.desktop-nav a{font-size:.72rem}.header-cta{display:none}.hero-grid{gap:22px}.article-grid{gap:31px}.hero h1{font-size:clamp(2.8rem,5.5vw,4.3rem)}}@media (width<=900px){.desktop-nav,.header-cta{display:none}.header-content{justify-content:space-between;min-height:72px}.mobile-menu{margin-left:auto;display:block}.menu-toggle{cursor:pointer;user-select:none;background:#f4f8ff;border:1px solid #d6e4f5;border-radius:12px;align-items:center;gap:9px;min-height:48px;padding:9px 12px;list-style:none;display:flex}.menu-toggle::-webkit-details-marker{display:none}.menu-text{font:800 .77rem var(--body);color:#1a4da5}.menu-icon{flex-direction:column;justify-content:center;gap:5px;width:22px;height:20px;display:flex;position:relative}.menu-icon i{background:#285cbb;border-radius:2px;width:22px;height:2px;transition:transform .2s,opacity .2s;display:block}.mobile-menu[open] .menu-icon i:first-child{transform:translateY(7px)rotate(45deg)}.mobile-menu[open] .menu-icon i:nth-child(2){opacity:0}.mobile-menu[open] .menu-icon i:nth-child(3){transform:translateY(-7px)rotate(-45deg)}.mobile-menu[open] .menu-toggle{background:#e5f0ff;border-color:#accaf6}.mobile-nav{z-index:100;border-top:1px solid var(--line);background:#fff;border-bottom:1px solid #cddff5;flex-direction:column;max-height:calc(100dvh - 72px);padding:19px max(24px,50vw - 340px) 25px;display:flex;position:absolute;top:100%;left:0;right:0;overflow-y:auto;box-shadow:0 22px 35px #0f2d6424}.mobile-nav-label{color:#8aa0bf;letter-spacing:.15em;padding:2px 6px 12px;font-size:.64rem;font-weight:850}.mobile-nav a{color:#294b80;border-bottom:1px solid #eef3fa;justify-content:space-between;align-items:center;gap:12px;min-height:48px;padding:13px 7px;font-size:.91rem;font-weight:800;display:flex}.mobile-nav a span,.mobile-nav a[aria-current=page]{color:var(--blue)}.mobile-nav-divider{height:9px}.mobile-nav a.mobile-nav-feature{color:#fff;background:#245fe7;border:0;border-radius:12px;margin-top:18px;padding:15px 16px;font-size:.8rem}.mobile-nav-feature span{color:#fff!important}.hero{padding:64px 0 72px}.hero-grid{grid-template-columns:1fr;gap:24px}.hero-copy{max-width:680px}.hero h1{font-size:clamp(3rem,7vw,4.8rem)}.hero-illustration{width:100%;max-width:530px;margin:5px auto 0}.vision-stage{min-height:430px}.trust-grid{gap:8px}.trust-grid>div+div{padding-left:15px}.trust-grid strong{font-size:.75rem}.trust-grid small{font-size:.65rem}.topic-grid,.article-list{grid-template-columns:repeat(2,minmax(0,1fr))}.article-top-inner{grid-template-columns:1fr}.article-art{display:none}.article-grid{grid-template-columns:1fr}.article-aside{display:none}.method-banner{grid-template-columns:1fr}.footer-grid{grid-template-columns:1.4fr 1fr;gap:38px}.footer-grid>div:last-child{grid-column:1/-1}.section{padding:66px 0}}@media (width<=640px){.container{padding-inline:20px}.independent-bar{flex-wrap:wrap;gap:4px 8px;padding:7px 12px;font-size:.62rem}.independent-bar a{font-size:.62rem}.header-content{min-height:68px}.wordmark{gap:9px}.logo-mark{width:41px;height:41px}.wordmark-type strong{font-size:1.34rem}.wordmark-type small{letter-spacing:.07em;font-size:.47rem}.mobile-nav{max-height:calc(100dvh - 68px);padding-inline:20px}.hero{padding:51px 0 57px}.hero-eyebrow{font-size:.61rem}.hero h1{margin:18px 0;font-size:clamp(2.62rem,10vw,4.2rem)}.hero p{font-size:.94rem;line-height:1.85}.button-row{gap:10px}.btn{min-height:48px;padding:13px 16px;font-size:.79rem}.hero .button-row .btn{flex:210px}.hero-proof{gap:8px;margin-top:23px}.proof-pill{font-size:.66rem}.vision-stage{max-width:400px;min-height:330px}.hero-illustration .art-card{border-radius:18px;width:90%;padding:12px}.scan-topline,.scan-bottomline{font-size:.51rem}.scan-meta{display:none}.floating-chip{border-radius:10px;padding:8px 9px}.floating-chip strong{font-size:.65rem}.floating-chip small{font-size:.53rem}.chip-symbol{width:27px;height:27px;font-size:.95rem}.chip-top{top:7px;right:0}.chip-bottom{bottom:5px;left:0}.trust-grid{grid-template-columns:1fr;gap:0;padding-block:14px}.trust-grid>div{padding:10px 0}.trust-grid>div+div{border-top:1px solid #edf2f9;border-left:0;padding:10px 0}.trust-icon{width:34px;height:34px}.section{padding:57px 0}.section-heading{margin-bottom:25px;display:block}.section-heading h2{font-size:2.16rem}.section-heading p{margin-top:12px;font-size:.88rem}.section-heading .text-link{margin-top:16px}.topic-grid,.article-list{grid-template-columns:1fr}.topic-card{min-height:250px;padding:25px}.article-card-art{height:135px}.article-card-content{padding:23px}.method-banner{border-radius:18px}.method-banner-copy{padding:33px 25px}.method-banner h2{font-size:2.5rem}.method-numbers{gap:9px;padding:17px}.method-numbers div{padding:15px 11px}.method-numbers strong{font-size:1.5rem}.history-layout{display:block}.history-layout .btn{margin-top:23px}.content-intro{padding:49px 0 43px}.content-intro h1{font-size:clamp(2.5rem,10vw,3.6rem)}.content-intro p{font-size:.93rem}.article-top{padding:39px 0 41px}.article-heading h1{font-size:clamp(2.36rem,9.3vw,3.25rem)}.article-deck{font-size:.94rem}.article-section{padding:40px 0 66px}.prose{font-size:.96rem;line-height:1.85}.prose h2{font-size:1.7rem}.prose table{font-size:.8rem}.quick-answer{padding:20px}.quick-answer p{font-size:.94rem}.article-end{padding:23px}.article-end h2{font-size:1.67rem}.footer{padding:57px 0 22px}.footer-grid{grid-template-columns:1fr;gap:34px}.footer-grid>div:last-child{grid-column:auto}.footer h2{font-size:2.4rem}.footer-bottom{margin-top:35px;display:block}.plain-page{padding:43px 0 68px}.plain-page h1{font-size:2.56rem}.tool-box{padding:21px}.tool-grid{grid-template-columns:1fr}.tool-answer{padding:20px}.focus-panel{padding:21px}}@media (width<=360px){.wordmark-type strong{font-size:1.16rem}.wordmark-type small{font-size:.41rem}.header-content{gap:8px}.menu-toggle{padding:9px 10px}.hero h1{font-size:2.35rem}.floating-chip{display:none}.vision-stage{min-height:264px}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition:none!important;animation:none!important}}.article-outline{background:linear-gradient(130deg,#f5faff,#edf5ff);border:1px solid #d8e7fa;border-radius:18px;margin:28px 0 38px;padding:24px 28px}.article-outline>strong{font:700 1.05rem var(--display);color:var(--deep);margin-bottom:13px;display:block}.article-outline ol{columns:2;column-gap:32px;margin:0;padding-left:21px}.article-outline li{break-inside:avoid;padding:3px 0;font-size:.86rem}.article-outline a{color:#2156ab;border-bottom:1px solid #0000;text-decoration:none}.article-outline a:hover{border-bottom-color:currentColor}.prose h2[id]{scroll-margin-top:110px}.editorial-stamp{background:#f4f8fc;border-left:4px solid #5c99db;border-radius:5px 12px 12px 5px;margin:35px 0 22px;padding:18px 22px}.editorial-stamp p{color:#4a6080;margin:5px 0 0;font-size:.83rem}.related-reading{margin:57px 0 0}.related-reading h2{margin:8px 0 22px!important}.related-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:13px;display:grid}.related-link{border:1px solid var(--line);background:#fff;border-radius:13px;flex-direction:column;gap:9px;padding:20px;transition:transform .18s,border-color .18s;display:flex;text-decoration:none!important}.related-link:hover{border-color:#9ac8f7;transform:translateY(-2px)}.related-link span{color:#4372ad;letter-spacing:.06em;text-transform:uppercase;font-size:.65rem;font-weight:800}.related-link strong{font:700 .95rem/1.45 var(--display);color:var(--deep)}.related-link small{color:#2863bd;margin-top:auto;font-size:.75rem;font-weight:700}.label-tool-layout{grid-template-columns:minmax(0,1.45fr) minmax(260px,.8fr);align-items:start;gap:28px;max-width:1040px;display:grid}.label-tool-layout .tool-box{max-width:none}.reference-panel{background:#f0f7ff;border:1px solid #d7e6f9;border-radius:18px;padding:25px}.reference-panel h2{font-size:1.4rem}.reference-panel ul{padding-left:20px;line-height:2}.label-tool-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:15px;display:grid}.label-tool-grid .tool-field input{max-width:none}.compare-results{background:#f3f9ff;border:1px solid #d4e6fb;border-radius:14px;margin-top:25px;padding:21px}.compare-results[hidden]{display:none}.compare-results table{border-collapse:collapse;width:100%;font-size:.82rem}.compare-results th,.compare-results td{text-align:left;border-bottom:1px solid #d8e6f4;padding:9px 6px}.compare-results td:last-child{font-weight:750}.tool-warning{color:#6c5628;background:#fff9ea;border:1px solid #decba0;border-radius:12px;padding:14px 16px;font-size:.85rem}@media (width<=900px){.label-tool-layout{grid-template-columns:1fr}}@media (width<=640px){.article-outline{padding:20px}.article-outline ol{columns:1}.related-grid,.label-tool-grid{grid-template-columns:1fr}.compare-results{padding:12px;overflow-x:auto}}.verified-offer{border:1px solid var(--line);box-shadow:var(--shadow);background:#fff;border-radius:17px;padding:24px}.verified-offer h3{margin:12px 0}.offer-disclosure{color:#45627f;background:#ecf5ff;border-radius:8px;padding:11px 13px;font-size:.8rem}.comparison-intro{grid-template-columns:minmax(0,1.6fr) minmax(220px,.75fr);align-items:start;gap:35px;margin-bottom:56px;display:grid}.comparison-intro-copy h2{color:var(--deep);margin:.35em 0 .5em;font-size:clamp(2rem,3.5vw,3.3rem)}.comparison-intro-copy p{color:#4a6080;max-width:66ch;font-size:.98rem;line-height:1.85}.comparison-source-box{background:#e7f3ff;border:1px solid #b9d8fa;border-radius:18px;padding:27px}.comparison-source-box strong{color:#183d79;font:700 1.36rem var(--display);margin:11px 0;display:block}.comparison-source-box p{color:#43638e;font-size:.88rem;line-height:1.7}.comparison-source-box a{color:#125cc9;font-size:.85rem;font-weight:850}.evidence-grid{grid-template-columns:repeat(2,minmax(0,1fr));align-items:stretch;gap:22px;display:grid}.evidence-product{background:#fff;border:1px solid #cfdff3;border-radius:20px;flex-direction:column;min-width:0;padding:29px;display:flex;box-shadow:0 8px 28px #0b2d5d0b}.evidence-top{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;display:flex}.evidence-date{color:#6782a7;font-size:.69rem;font-weight:750}.evidence-product h3{color:var(--deep);margin:19px 0 7px;font-size:clamp(1.43rem,2.2vw,1.9rem);line-height:1.25}.evidence-maker{color:#456d9c;margin:0 0 14px;font-size:.82rem;line-height:1.7}.evidence-explain{color:#344d74;font-size:.92rem;line-height:1.8}.evidence-facts{border-top:1px solid #e3edf8;margin:10px 0 17px}.evidence-facts div{border-bottom:1px solid #e3edf8;padding:12px 0}.evidence-facts dt{letter-spacing:.055em;color:#6c82a2;text-transform:uppercase;font-size:.68rem;font-weight:850}.evidence-facts dd{color:#253f69;margin:6px 0 0;font-size:.85rem;line-height:1.7}.evidence-product h4{letter-spacing:.04em;text-transform:uppercase;color:#1a58ad;margin:9px 0;font-size:.8rem}.evidence-list{flex-wrap:wrap;gap:7px;margin:0 0 21px;padding:0;list-style:none;display:flex}.evidence-list li{color:#245182;background:#edf5ff;border:1px solid #d6e7fa;border-radius:20px;padding:7px 10px;font-size:.72rem;line-height:1.45}.evidence-caution{background:#f4f8fe;border-left:3px solid #68a6e8;border-radius:10px;margin-top:auto;padding:15px 17px}.evidence-caution strong{color:#1d539d;font-size:.8rem}.evidence-caution p{color:#496382;margin:5px 0 0;font-size:.79rem;line-height:1.7}.evidence-source{margin:18px 0 6px}.evidence-source a{color:#fff;background:#245fe7;border-radius:11px;justify-content:center;align-items:center;max-width:100%;min-height:44px;padding:10px 16px;font-size:.8rem;font-weight:850;text-decoration:none;display:inline-flex}.evidence-source a:hover{color:#fff;background:#1649ba}.evidence-nobuy{color:#6c829e;font-size:.72rem;line-height:1.6}.comparison-after{max-width:920px;margin-top:55px}@media (width<=820px){.comparison-intro{grid-template-columns:1fr;gap:18px}.evidence-grid{grid-template-columns:1fr}.evidence-product{padding:24px}}@media (width<=390px){.evidence-product{padding:18px}.evidence-source a{overflow-wrap:anywhere;font-size:.74rem}.evidence-top{gap:6px}}.hero-art-image{background:#f7fbff;border-radius:24px;width:100%;height:auto;display:block}.content-intro-grid{grid-template-columns:minmax(0,1.1fr) minmax(280px,.9fr);align-items:center;gap:34px;display:grid}.intro-side-visual{justify-self:end;width:min(100%,430px)}.intro-side-visual img{background:#fff;border-radius:24px;width:100%;height:auto;display:block;box-shadow:0 16px 38px #1537721f}.article-card-art.has-photo{background:#e7f4ff;min-height:190px;padding:0;overflow:hidden}.article-card-art.has-photo img{object-fit:cover;width:100%;height:100%;display:block}.article-card-badge{z-index:2;backdrop-filter:blur(8px);color:#ecf8ff;letter-spacing:.05em;text-transform:uppercase;background:#081e44d6;border-radius:999px;padding:7px 11px;font-size:.68rem;font-weight:800;display:inline-flex;position:absolute;top:16px;left:16px}.visual-guides-section{border-top:1px solid var(--line)}.visual-guide-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;display:grid}.visual-guide-card{background:#fff;border:1px solid #d3e4f8;border-radius:20px;grid-template-rows:auto 1fr;transition:transform .2s,box-shadow .2s;display:grid;overflow:hidden;box-shadow:0 12px 32px #102f660d}.visual-guide-card:hover{transform:translateY(-4px);box-shadow:0 18px 40px #102f661a}.visual-guide-card img{aspect-ratio:16/10;object-fit:cover;background:#eef7ff;width:100%;display:block}.visual-guide-card>div{padding:20px 20px 22px}.visual-guide-card h3{color:var(--deep);margin:8px 0 10px;font-size:1.22rem}.visual-guide-card p{color:var(--muted);margin:0;font-size:.9rem;line-height:1.75}.article-art img{background:#fff;border-radius:26px;width:100%;height:auto;display:block;box-shadow:0 16px 38px #1438761c}.article-lead-figure{background:#fff;border:1px solid #d7e8fb;border-radius:18px;margin:0 0 34px;overflow:hidden;box-shadow:0 12px 28px #102f660a}.article-lead-figure img{object-fit:cover;background:#eef7ff;width:100%;height:auto;max-height:430px;display:block}.article-lead-figure figcaption{color:#597195;background:#f8fbff;border-top:1px solid #e0edf9;padding:12px 16px;font-size:.8rem;line-height:1.6}.visual-explainer{background:#f7fbff;border:1px solid #d6e8fc;border-radius:18px;margin:0 0 34px;padding:26px}.visual-explainer-head h2{margin:.3rem 0 .55rem}.visual-explainer-head p{color:#58709b;margin:0 0 16px;font-size:.92rem;line-height:1.8}.visual-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;display:grid}.visual-card{background:#fff;border:1px solid #dbeafb;border-radius:16px;margin:0;overflow:hidden}.visual-card img{object-fit:cover;background:#eef7ff;width:100%;height:auto;max-height:360px;display:block}.visual-card figcaption{color:#58709b;padding:13px 14px;font-size:.8rem;line-height:1.65}@media (width<=1100px){.content-intro-grid{grid-template-columns:1fr}.intro-side-visual{justify-self:start;width:min(100%,520px)}}@media (width<=900px){.visual-guide-grid,.visual-grid{grid-template-columns:1fr}.article-card-art.has-photo{min-height:176px}}@media (width<=720px){.article-top-inner{grid-template-columns:1fr}.article-art{width:100%;max-width:540px;margin:0}.article-grid{grid-template-columns:1fr}.article-aside{order:2;position:static}}.article-card-eyebrow{letter-spacing:.1em;color:var(--blue);text-transform:uppercase;font-size:.63rem;font-weight:800}.comparison-visual-hero{background:linear-gradient(120deg,#e4f2ff,#f6fbff);border:1px solid #cae1fc;border-radius:24px;grid-template-columns:1fr 1.06fr;align-items:center;gap:30px;margin:0 0 44px;padding:27px;display:grid;overflow:hidden}.comparison-visual-hero-content{padding:16px 5px 16px 15px}.comparison-visual-hero-content h2{margin:12px 0;font-size:clamp(1.7rem,2.8vw,2.7rem);line-height:1.2}.comparison-visual-hero-content p{color:#456387;font-size:.94rem;line-height:1.8}.comparison-visual-hero img{background:#fff;border:1px solid #d4e6fa;border-radius:16px;width:100%;height:auto;display:block}.decision-guide{background:#fff;border:1px solid #cadffb;border-radius:22px;margin:38px 0 52px;padding:33px;box-shadow:0 16px 45px #103a6f0f}.decision-guide-heading h2{margin:12px 0;font-size:clamp(1.65rem,2.65vw,2.5rem);line-height:1.2}.decision-guide-heading p{color:#4c6483;max-width:75ch;font-size:.94rem;line-height:1.8}.decision-options{border:0;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;min-width:0;margin:26px 0 0;padding:0;display:grid}.decision-option{cursor:pointer;background:#f8fbff;border:1px solid #d5e4f7;border-radius:17px;align-items:flex-start;gap:13px;min-height:142px;padding:19px 17px;transition:background .16s,border-color .16s;display:flex;position:relative}.decision-option:has(input:checked){background:#e7f2ff;border-color:#307ee5;box-shadow:inset 0 0 0 1px #307ee5}.decision-option input{accent-color:#246fe2;flex:none;width:18px;height:18px;margin-top:5px}.decision-option strong{color:#113b76;font-size:.9rem;line-height:1.5;display:block}.decision-option small{color:#607897;margin-top:7px;font-size:.77rem;line-height:1.65;display:block}.decision-result{background:#eaf4ff;border-left:4px solid #236be4;border-radius:12px;margin-top:23px;padding:23px}.decision-result[hidden]{display:none}.decision-result strong{color:#16447c;font-size:1.13rem;display:block}.decision-result p{color:#3d5e8b;max-width:85ch;font-size:.91rem;line-height:1.8}.decision-result a{color:#1759bd;text-underline-offset:3px;font-weight:800;text-decoration:underline;display:inline-block}.decision-note{color:#687b95;margin-top:19px;font-size:.79rem;line-height:1.65}.sr-only{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.formula-matrix{margin:50px 0 55px}.matrix-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.matrix-head{background:#edf5ff;border:1px solid #bfd8f8;border-radius:17px;align-items:center;gap:17px;padding:22px;display:flex}.matrix-other{background:#e8f7fc;border-color:#bce5f0}.matrix-mark{color:#fff;width:65px;height:65px;font:800 1.28rem var(--display);background:#0f4dab;border-radius:18px;flex:none;place-items:center;display:grid}.matrix-other .matrix-mark{background:#087c9c}.matrix-head small{color:#52789f;letter-spacing:.1em;font-size:.65rem;font-weight:800;display:block}.matrix-head strong{color:#113e7d;margin:6px 0;font-size:1.14rem;display:block}.matrix-head em{color:#4c668a;font-size:.82rem;font-style:normal;line-height:1.65;display:block}.matrix-cell{background:#fff;border:1px solid #d8e6f8;border-radius:14px;padding:20px}.matrix-cell strong{color:#0b3c7e;margin-bottom:8px;font-size:.91rem;display:block}.matrix-cell span{color:#587194;font-size:.84rem;line-height:1.7;display:block}.matrix-footnote{color:#5a7498;margin:15px 0 0;font-size:.78rem;line-height:1.8}.formula-method-note{background:#f3f9ff;border:1px solid #d2e3f7;border-radius:13px;margin:22px 0 42px;padding:22px 25px}.formula-method-note strong{color:#10447d;display:block}.formula-method-note p{color:#4c6283;margin:7px 0 0;font-size:.85rem;line-height:1.7}.formula-method-note a{color:#1259b7;text-decoration:underline}.evidence-product-header{align-items:flex-start;gap:16px;margin:20px 0 10px;display:flex}.evidence-product-symbol{color:#fff;width:68px;height:68px;font:800 1.24rem var(--display);background:linear-gradient(145deg,#134eab,#0993bb);border-radius:19px;flex:none;place-items:center;display:grid;box-shadow:0 9px 22px #0847922b}.evidence-product-header h3{margin:0 0 7px!important}.product-type-line{color:#58779b;margin:0;font-size:.78rem}@media (width<=900px){.decision-options{grid-template-columns:1fr}.decision-option{min-height:0}.comparison-visual-hero{grid-template-columns:1fr}.matrix-head{padding:18px}}@media (width<=650px){.decision-guide{padding:20px 16px}.comparison-visual-hero{padding:18px}.matrix-grid{grid-template-columns:1fr}.matrix-head,.matrix-cell{padding:16px}.comparison-visual-hero-content{padding:8px}}.evidence-affiliate-offer{background:#f0f8ff;border:1px solid #c9def9;border-radius:15px;margin-top:19px;padding:16px}.evidence-affiliate-offer p{color:#3f6289;margin:0 0 15px;font-size:.82rem;line-height:1.7}.evidence-affiliate-offer .btn{text-align:center;justify-content:center;width:100%}.evidence-affiliate-offer small{color:#597493;margin-top:12px;line-height:1.6;display:block}