@font-face{font-family:DM Sans;src:url('/assets/fonts/dm-sans.woff2') format('woff2');font-weight:100 900;font-display:swap}
@font-face{font-family:Manrope;src:url('/assets/fonts/manrope.woff2') format('woff2');font-weight:200 800;font-display:swap}
:root{--ink:#0f172a;--muted:#475569;--blue:#2563eb;--deep:#0f172a;--paper:#f7f8fc;--line:#d3dae8;--sage:#d8e1dc;--white:#fff;--radius:5px;--max:1240px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.65 'DM Sans',sans-serif}h1,h2,h3,h4{font-family:Manrope,sans-serif;line-height:1.12;letter-spacing:-.045em;margin:0 0 20px}h1{font-size:clamp(2.6rem,5.3vw,4.8rem);font-weight:800}h2{font-size:clamp(2rem,3.4vw,3.2rem);font-weight:750}h3{font-size:1.4rem;line-height:1.25}h4{font-size:1.1rem;line-height:1.35}p{margin:0 0 20px}a{color:#1d4ed8;text-underline-offset:5px}a:hover{text-decoration-thickness:2px}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled{cursor:default}button,a,summary{touch-action:manipulation}img{display:block;max-width:100%;height:auto}ul,ol{padding-left:1.3rem}li+li{margin-top:9px}[hidden]{display:none!important}section[id],h2[id],article[id]{scroll-margin-top:115px}.wrap{width:min(var(--max),calc(100% - 96px));margin:auto}.section{padding:80px 0}.eyebrow{display:block;font-size:.7rem;font-weight:800;letter-spacing:.13em;text-transform:uppercase;margin-bottom:20px;color:#1d4ed8}.lead{font-size:1.2rem;line-height:1.65;max-width:680px;color:var(--muted)}.small{font-size:.84rem;color:var(--muted)}.pill{display:inline-block;border:1px solid var(--line);border-radius:3px;font-size:.68rem;letter-spacing:.08em;padding:7px 12px;text-transform:uppercase;white-space:nowrap}.actions{display:flex;flex-wrap:wrap;gap:12px;margin:28px 0}.button{display:inline-flex;align-items:center;justify-content:center;gap:20px;min-height:48px;padding:14px 21px;border:1px solid var(--blue);border-radius:3px;background:var(--blue);color:white;text-decoration:none;font-size:.9rem;font-weight:700;line-height:1.4;transition:background .15s,transform .15s}.button:hover{background:#1d4ed8;transform:translateY(-2px)}.button.light{background:white;color:var(--ink);border-color:white}.button.ghost{background:transparent;color:var(--ink);border-color:#94a3b8}.text-link{display:inline-flex;align-items:center;min-height:44px;font-size:.9rem;font-weight:700;gap:14px}.skip{position:fixed;top:-100px;left:16px;z-index:80;background:var(--blue);color:white;padding:15px}.skip:focus{top:12px}
button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #1d4ed8;outline-offset:4px;box-shadow:0 0 0 7px white}
.brand-line{background:var(--ink);color:#cbd5e1;font-size:.7rem;padding:7px 0}.brand-line .wrap{display:flex;justify-content:space-between;gap:20px}.brand-line a{color:white}.site-header{position:sticky;top:0;z-index:30;background:#fffffff5;border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.header-inner{min-height:90px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{display:flex;gap:13px;align-items:center;flex-shrink:0;text-decoration:none;color:var(--ink)}.brand-mark{height:46px;width:46px;background:var(--blue);color:#fff;display:flex;align-items:flex-start;justify-content:center;padding-top:5px;font:800 25px/1.25 Manrope;letter-spacing:-7px;position:relative;overflow:hidden}.brand-mark span{font-size:20px;position:relative;top:16px;left:-3px}.brand-mark:after{content:'';position:absolute;left:5px;right:5px;bottom:4px;border-top:1px solid #ffffff66}.brand-words{font:800 16px/1.15 Manrope;letter-spacing:-.025em}.brand-caption{display:block;font:600 8px/1.6 'DM Sans';letter-spacing:.17em;margin-top:6px}.nav{display:flex;gap:24px;align-items:center}.nav a{display:flex;min-height:44px;align-items:center;text-decoration:none;font-size:.81rem;font-weight:700;color:var(--ink)}.nav a:hover,.nav a[aria-current=page]{color:#1d4ed8;text-decoration:underline}.nav .nav-plan{border:1px solid var(--line);padding:0 16px;border-radius:3px;background:#f3f6fd}.menu-toggle{display:none;background:#fff;border:1px solid #94a3b8;border-radius:3px;min-height:44px;padding:8px 15px;color:var(--ink)}
/* A magazine cover, with one editorial statement rather than a studio sales hero. */
.cover{background:var(--ink);color:white;position:relative;overflow:hidden;padding:35px 0 22px;isolation:isolate}.cover:before{content:'';position:absolute;inset:0;z-index:-1;pointer-events:none;background:radial-gradient(ellipse at 100% 75%,#21356c 0,transparent 60%),repeating-linear-gradient(0deg,transparent 0,transparent 3px,#ffffff02 3px,#ffffff02 4px)}.cover .eyebrow{color:#bac8e6;margin:0}.cover-top{display:flex;justify-content:space-between;align-items:start;gap:30px;padding-bottom:28px;border-bottom:1px solid #475569}.edition{font:600 10px/1.7 'DM Sans';letter-spacing:.1em;color:#bac8e6}.cover-title{position:relative;padding:38px 0 30px}.cover h1{font-size:clamp(3.5rem,7.2vw,6.8rem);line-height:.99;letter-spacing:-.064em;max-width:970px;margin:0;position:relative;z-index:2}.cover h1>span{color:#75a3ff}.cover-orbit{position:absolute;right:28px;top:70px;width:270px;height:270px;border:1px solid #5d74a170;border-radius:50%;box-shadow:0 0 0 35px #42629c12,0 0 0 70px #42629c0c;transform:rotate(-15deg)}.cover-orbit:before,.cover-orbit:after{content:'';position:absolute;background:#5471a560}.cover-orbit:before{height:1px;width:380px;left:-56px;top:50%}.cover-orbit:after{width:1px;height:380px;left:50%;top:-56px}.cover-orbit i{position:absolute;inset:50px;border:1px solid #6789c6;border-radius:50%}.cover-orbit b{position:absolute;right:37px;top:35px;width:14px;height:14px;background:#b3c2bc;border-radius:50%;box-shadow:0 0 0 7px #a3c4b319}.cover-orbit span{position:absolute;bottom:53px;left:85px;font:500 11px/1.8 'DM Sans';text-transform:uppercase;letter-spacing:.12em;color:#b1c3e0;transform:rotate(15deg)}.cover-bottom{display:flex;justify-content:space-between;align-items:end;gap:40px;padding:15px 0 29px}.cover .lead{color:#d1d9e8;font-size:1.1rem;max-width:600px;margin:0}.cover-start{min-width:290px}.cover-start .button{width:100%;justify-content:space-between}.cover-start p{font-size:.75rem;color:#b8c5db;margin:12px 0 0}.cover-foot{display:flex;justify-content:space-between;border-top:1px solid #475569;padding-top:15px;font-size:.7rem;color:#aebed9}.cover-foot a{color:#cbd5e1;min-height:28px}
.entry-section{background:#fff;padding:65px 0}.entry-layout{display:grid;grid-template-columns:.85fr 1.5fr;gap:80px}.entry-intro h2{font-size:2.75rem;line-height:1.15}.entry-intro h2 em{font-style:normal;color:#1d4ed8}.entry-intro p{font-size:.95rem;max-width:320px;color:var(--muted)}.entry-list{border-top:1px solid var(--line)}.entry-list>a{display:grid;grid-template-columns:35px 1fr 38px;gap:20px;align-items:center;padding:24px 0;border-bottom:1px solid var(--line);text-decoration:none;color:var(--ink)}.entry-number{font-size:.75rem;color:#1d4ed8;font-weight:700;align-self:start;margin-top:5px}.entry-list h3{font-size:1.3rem;margin:0 0 7px;letter-spacing:-.03em}.entry-list p{font-size:.85rem;color:var(--muted);margin:0}.entry-arrow{font-size:28px;color:#1d4ed8;transition:transform .2s}.entry-list a:hover .entry-arrow{transform:translate(3px,-3px)}.entry-list a:hover h3{text-decoration:underline;text-underline-offset:5px}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:50px;margin-bottom:38px}.section-head h2{margin-bottom:0}.section-head>p,.section-head>div:last-child>p{max-width:420px;color:var(--muted);font-size:1rem}.principles{background:#eaf0fa;border-top:1px solid #d7e0ef;border-bottom:1px solid #d7e0ef;position:relative}.principles:before{content:'';position:absolute;right:0;top:0;width:170px;height:120px;background:repeating-linear-gradient(135deg,transparent 0,transparent 10px,#2563eb0a 10px,#2563eb0a 11px);pointer-events:none}.principle-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:35px}.principle-grid article{border-top:2px solid #1d4ed8;padding-top:20px}.num{display:block;font-size:.7rem;font-weight:700;letter-spacing:.09em;color:#1d4ed8;margin-bottom:28px}.principle-grid h3{font-size:1.6rem}.principle-grid p{font-size:.95rem;color:var(--muted)}.study-section{background:#f7f8fc}.study-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:45px;align-items:start}.study-image{display:block;background:#e4e9f3;border:1px solid #c8d2e5;padding:12px;box-shadow:0 16px 30px -26px #0f172a55}.study-image img{width:100%}.study-secondary{padding-top:80px}.study-caption{padding-top:25px}.study-caption .eyebrow{font-size:.68rem;margin-bottom:13px}.study-caption h3{font-size:1.7rem;max-width:530px}.study-caption p{font-size:.94rem;max-width:450px;color:var(--muted)}.study-disclosure{border-top:1px solid var(--line);padding-top:20px;margin-top:35px;margin-bottom:0;font-size:.78rem;color:var(--muted)}.decision-section{background:#fff;border-top:1px solid var(--line)}.decision-layout{display:grid;grid-template-columns:1fr 1fr;gap:80px}.decision-layout h2{font-size:2.8rem}.decision-layout .lead{font-size:1rem;max-width:480px}.decision-links{border-top:1px solid var(--line)}.decision-links a{display:block;min-height:110px;padding:24px 0;border-bottom:1px solid var(--line);text-decoration:none;color:var(--ink)}.decision-links span{display:block;font-size:.75rem;color:var(--muted);margin-bottom:8px}.decision-links strong{font:700 1.35rem/1.4 Manrope;letter-spacing:-.03em}.decision-links a:hover strong{color:#1d4ed8}.planning-note{padding:42px 0;background:#dce6e2;border-top:1px solid #c4d2cd}.planning-note .wrap{display:grid;grid-template-columns:.85fr 1.5fr;gap:0 80px;align-items:start}.planning-note .eyebrow{grid-column:1;grid-row:1;color:#36544a;margin-bottom:15px}.planning-note h2{grid-column:1;grid-row:2;font-size:2.2rem;margin:0}.planning-note p{grid-column:2;grid-row:1/3;font-size:1rem;max-width:590px;margin:0}.planning-note a{grid-column:2;margin-top:10px}.next-band{background:#1d4ed8;color:#fff;position:relative;overflow:hidden}.next-band:before{content:'';position:absolute;width:420px;height:420px;border:1px solid #ffffff23;border-radius:50%;left:-290px;top:-100px;box-shadow:0 0 0 45px #ffffff06,0 0 0 90px #ffffff05;pointer-events:none}.next-band .wrap{display:grid;grid-template-columns:1.3fr 1fr;align-items:center;gap:70px;position:relative}.next-band .eyebrow{color:#c7d8ff}.next-band h2{font-size:2.8rem}.next-band p{max-width:620px;color:#e2eaff}.next-actions{display:flex;align-items:start;flex-direction:column;gap:14px}.next-band .text-link{color:white}.next-band .small{font-size:.78rem;margin:0;max-width:360px}
/* Guide pages share the palette, but prioritize sustained reading. */
.article-hero{padding:34px 0 54px;background:#edf2fc;border-bottom:1px solid var(--line);position:relative;overflow:hidden;isolation:isolate}.article-hero:after{content:'';position:absolute;right:-110px;bottom:-310px;width:610px;height:610px;border:1px solid #2563eb17;border-radius:50%;box-shadow:0 0 0 40px #2563eb04,0 0 0 80px #2563eb03;z-index:-1;pointer-events:none}.article-hero h1{max-width:1000px}.article-hero .lead{max-width:790px}.crumbs{font-size:.75rem;color:var(--muted);margin-bottom:30px}.crumbs a{color:var(--muted)}.reviewed{font-size:.75rem;color:var(--muted);margin:20px 0 0}.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:80px;align-items:start}.article-content{min-width:0;max-width:800px}.article-content>section{margin-bottom:55px;padding-top:10px}.article-content>section+section{border-top:1px solid var(--line);padding-top:35px}.article-content h2{font-size:2rem;line-height:1.25;max-width:700px}.article-content h3{font-size:1.25rem}.article-content p{max-width:70ch}.toc{position:sticky;top:116px;padding:24px 0 12px 25px;border-left:2px solid #2563eb}.toc h2{font:800 .7rem/1.5 'DM Sans';letter-spacing:.12em;text-transform:uppercase;color:#1d4ed8;margin-bottom:16px}.toc a{display:flex;align-items:center;min-height:38px;padding:6px 0;color:var(--muted);font-size:.8rem;line-height:1.5;text-decoration:none}.toc a:hover{color:#1d4ed8;text-decoration:underline}.toc .small{margin-top:22px;font-size:.75rem}.grid-2,.grid-3,.grid-4{display:grid;gap:20px}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.card{padding:26px;background:white;border:1px solid var(--line);border-radius:var(--radius);min-width:0}.card p{font-size:.94rem;color:var(--muted)}.card a{font-weight:700;font-size:.9rem}.card .num{margin-bottom:15px}.card h3{font-size:1.25rem}.card p:last-child{margin-bottom:0}.try{position:relative;margin:25px 0;background:#eaf0fa;border-left:3px solid var(--blue);padding:23px 28px}.try strong{display:block;color:#1d4ed8;font-size:.75rem;text-transform:uppercase;letter-spacing:.1em;margin-bottom:10px}.try p{margin:0;font-size:.95rem}.callout{background:#e7eeea;border-left:3px solid #728c80;padding:24px;margin:25px 0;font-size:.95rem}.callout p:last-child{margin-bottom:0}.sources{font-size:.9rem}.sources li a{display:inline-block;padding:5px 0}.tag-list{display:flex;flex-wrap:wrap;gap:10px;margin:24px 0}.tag-list a{display:inline-flex;align-items:center;min-height:44px;background:#fff;border:1px solid var(--line);border-radius:3px;padding:9px 16px;font-size:.83rem;text-decoration:none;color:#1d4ed8}.tag-list a:hover{background:#edf2fc}.comparison-row{display:grid;grid-template-columns:repeat(2,1fr);gap:25px;background:#fff;border:1px solid var(--line);padding:28px;margin:25px 0}.comparison-row h3{margin-bottom:12px}details{border-bottom:1px solid var(--line)}summary{font:700 1rem/1.5 Manrope;min-height:56px;padding:18px 30px 18px 0;cursor:pointer}details>div{padding:0 0 22px}details p:last-child{margin-bottom:0}.example-preview{background:#fff;border:1px solid var(--line);overflow:hidden}.example-preview img{width:100%}.example-preview .body{padding:25px}.concept-label{display:block;font-size:.69rem;color:var(--muted);margin-bottom:12px}.example-deep{padding:50px 0;border-bottom:1px solid var(--line)}.example-deep:first-child{padding-top:0}.example-deep:last-child{border-bottom:0}.example-deep-head{display:flex;justify-content:space-between;gap:30px;align-items:start;margin-bottom:25px}.example-deep h2{font-size:2.2rem}.example-deep-head p{max-width:730px;color:var(--muted)}.annotated{border:1px solid #c8d2e5;padding:14px;background:#eef2fa;box-shadow:0 12px 30px -24px #0f172a66}.annotated img{width:100%}.annotation-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:28px}.annotation-grid h3{font-size:1rem;letter-spacing:-.02em;line-height:1.5;margin-bottom:10px}.annotation-grid h3 span{display:inline-flex;align-items:center;justify-content:center;width:25px;height:25px;background:var(--blue);color:white;font-size:.75rem;margin-right:7px}.annotation-grid p{font-size:.9rem;color:var(--muted);margin:0}.example-limits{font-size:.86rem;background:#e9eeeb;border-left:3px solid #6d887b;padding:20px 24px;margin:25px 0 0}
/* Existing local-only tools. */
.tool-layout{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(300px,.95fr);gap:30px;align-items:start}.tool-panel{background:white;border:1px solid var(--line);border-top:3px solid var(--blue);padding:30px;border-radius:4px;min-width:0}.tool-panel h2{font-size:1.7rem}.tool-panel .sticky{position:sticky;top:115px}fieldset{border:0;margin:0 0 26px;padding:0;min-width:0}legend{font-weight:700;line-height:1.5;margin-bottom:12px;padding:0;font-size:1rem}.check-question{border-bottom:1px solid var(--line);padding-bottom:24px}.options{display:flex;flex-wrap:wrap;gap:8px}.option{display:flex;align-items:center;gap:8px;min-height:44px;padding:9px 12px;border:1px solid #94a3b8;border-radius:3px;font-size:.83rem;cursor:pointer}.option:has(input:checked){background:#e5edff;border-color:#2563eb;color:#1e3a8a}.option input{width:18px;height:18px;flex-shrink:0;accent-color:#2563eb}.field{display:block;margin-bottom:22px}.field>span{display:block;font-weight:700;margin-bottom:8px}.field small{display:block;font-size:.78rem;margin-top:7px;color:var(--muted)}input[type=text],select,textarea{width:100%;min-height:48px;background:white;color:var(--ink);border:1px solid #8291a8;padding:11px 13px;border-radius:3px}textarea{resize:vertical;min-height:120px}.tool-output{white-space:pre-wrap;background:#edf2fc;border:1px solid #c5d3ed;min-height:240px;padding:25px;font:14px/1.7 'DM Sans';overflow-wrap:anywhere}.result-list{padding-left:20px}.result-list li{margin:18px 0}.result-list strong{display:block;font-size:.94rem}.result-list span{font-size:.89rem}.status{font-size:.84rem;font-weight:700;min-height:28px;color:#365a4a}.tool-help{padding:20px 25px;background:#e7eeea;border-left:3px solid #6d887b;font-size:.87rem;margin-bottom:30px}.js-only{display:none}.js .js-only{display:block}.js .actions.js-only{display:flex}.legal-narrow{max-width:850px}.legal-narrow section{margin-bottom:38px}.legal-narrow h2{font-size:1.7rem}
.footer{background:var(--ink);color:#cbd5e1;padding:60px 0 25px}.footer a{color:#d5e1ff}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:60px;margin-bottom:35px}.footer-title{font:700 1.5rem/1.25 Manrope;color:#fff;margin-bottom:18px}.footer p{font-size:.82rem;max-width:440px}.footer h2{font:700 .7rem/1.5 'DM Sans';text-transform:uppercase;letter-spacing:.12em;color:#a7beeb}.footer ul{list-style:none;margin:0;padding:0}.footer li{margin:0}.footer li a{display:inline-flex;align-items:center;min-height:42px;font-size:.82rem}.analytics-controls{border-top:1px solid #475569;padding:23px 0;display:flex;justify-content:space-between;align-items:center;gap:25px}.analytics-controls p{margin:0}.analytics-controls button{background:#1e293b;border:1px solid #94a3b8;color:white;min-height:44px;padding:10px 16px;border-radius:3px;font-size:.8rem;white-space:nowrap}.analytics-controls button:disabled{color:#a5b0c2}.copyright{font-size:.72rem;border-top:1px solid #475569;padding-top:20px;margin:0}.footer a:focus-visible,.footer button:focus-visible,.cover a:focus-visible,.next-band a:focus-visible{outline-color:white;box-shadow:0 0 0 7px #0f172a}.print-only{display:none}
@media(max-width:1100px){.nav{gap:15px}.nav a{font-size:.75rem}.wrap{width:calc(100% - 64px)}.cover h1{font-size:7.5vw}.cover-orbit{width:210px;height:210px;right:30px}.cover-orbit:before{width:290px;left:-40px}.cover-orbit:after{height:290px;top:-40px}.cover-orbit span{left:65px;bottom:33px}.entry-layout,.decision-layout{gap:45px}.article-layout{gap:40px;grid-template-columns:minmax(0,1fr) 240px}.grid-4{grid-template-columns:repeat(2,1fr)}.planning-note .wrap{gap:0 45px}}
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