:root{color-scheme:dark;--bg: #0b100f;--bg-soft: #101716;--surface: #17201e;--surface-2: #1e2926;--surface-3: #29332f;--line: rgba(233, 238, 226, .13);--line-strong: rgba(233, 238, 226, .3);--text: #f3efe4;--text-soft: #cbd2c7;--muted: #98a49a;--dim: #6e7a72;--accent: #f2683c;--accent-bright: #ff8c5e;--accent-ink: #170b06;--signal: #c6df6b;--steel: #7fb2c6;--sand: #d9b878;--moss: #9cbb88;--plum: #b79bc9;--danger: #e8796c;--success: #9cc78d;--radius: 2px;--radius-lg: 4px;--shadow: 0 22px 60px rgba(0, 0, 0, .5);--max: 1380px;--gutter: clamp(1.25rem, 4.5vw, 5rem);--header-h: 78px;--measure: 66ch;--font-ui: "Helvetica Neue", Helvetica, Arial, ui-sans-serif, system-ui, sans-serif;--font-display: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Palatino, Georgia, serif;--font-serif: Georgia, "Times New Roman", serif;--font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;--step--1: clamp(.76rem, .74rem + .1vw, .84rem);--step-0: 1rem;--step-1: clamp(1.08rem, 1.03rem + .24vw, 1.26rem);--step-2: clamp(1.35rem, 1.2rem + .7vw, 1.85rem);--step-3: clamp(1.75rem, 1.4rem + 1.5vw, 2.8rem);--step-4: clamp(2.4rem, 1.6rem + 3.2vw, 4.6rem);--step-5: clamp(3rem, 1.4rem + 6.2vw, 7.4rem);--grid-bg: repeating-linear-gradient(90deg, transparent 0 63px, rgba(233, 238, 226, .028) 63px 64px), repeating-linear-gradient(0deg, transparent 0 63px, rgba(233, 238, 226, .028) 63px 64px);--ease: cubic-bezier(.16, 1, .3, 1)}[data-theme=light]{color-scheme:light;--bg: #f4f1e8;--bg-soft: #fbf9f2;--surface: #fffdf7;--surface-2: #eeeade;--surface-3: #e2ddcd;--line: rgba(24, 32, 28, .16);--line-strong: rgba(24, 32, 28, .32);--text: #151b18;--text-soft: #333d36;--muted: #5b675e;--dim: #7b867c;--accent: #b8401c;--accent-bright: #96330f;--accent-ink: #fff8f0;--signal: #6f7f1e;--steel: #2c6a83;--sand: #8a6d2c;--moss: #4d7043;--plum: #75518a;--shadow: 0 22px 60px rgba(24, 32, 28, .12);--grid-bg: repeating-linear-gradient(90deg, transparent 0 63px, rgba(24, 32, 28, .04) 63px 64px), 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th,.prose td{padding:.75rem .9rem;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}.prose th{color:var(--text);font-size:.8rem;background:var(--surface)}.prose tbody tr:hover{background:var(--bg-soft)}.prose img{border-radius:var(--radius);margin:2rem 0;width:100%;height:auto}.prose figure{margin:2rem 0}.prose figcaption{font-family:var(--font-ui);font-size:.78rem;color:var(--dim);margin-top:.6rem}.prose sup{font-size:.7em}.prose .table-wrap{overflow-x:auto}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 1rem)}body{margin:0;background-color:var(--bg);background-image:var(--grid-bg);color:var(--text);font-family:var(--font-ui);font-size:var(--step-0);line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}img,svg{max-width:100%;display:block}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}:focus-visible{outline:2px solid 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.arrow{transform:translate(4px)}.rule{height:1px;background:var(--line);border:0;margin:0}.grid{display:grid;gap:1.25rem}.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid--4{grid-template-columns:repeat(4,minmax(0,1fr))}.site-header{position:sticky;top:0;z-index:100;background:color-mix(in srgb,var(--bg) 90%,transparent);backdrop-filter:blur(16px);border-bottom:1px solid var(--line);transition:box-shadow .35s ease,background .35s ease}.site-header.is-scrolled{box-shadow:0 12px 30px #00000038;background:color-mix(in srgb,var(--bg) 97%,transparent)}.header-inner{height:var(--header-h);display:flex;align-items:center;gap:clamp(1rem,3vw,3rem)}.brand{display:inline-flex;align-items:center;gap:.7rem;flex:none}.brand-mark{width:28px;height:22px;display:flex;align-items:center;gap:3px;flex:none}.brand-mark i{display:block;width:3px;background:var(--accent);border-radius:1px}.brand-mark i:nth-child(1){height:8px}.brand-mark i:nth-child(2){height:18px}.brand-mark i:nth-child(3){height:12px}.brand-mark i:nth-child(4){height:22px;background:var(--signal)}.brand-mark i:nth-child(5){height:10px}.brand-text{font-family:var(--font-display);font-weight:600;font-size:1.42rem;letter-spacing:-.035em}.nav{display:flex;align-items:center;gap:.15rem;flex:1}.nav-item{position:relative}.nav-link{display:inline-flex;align-items:center;gap:.4rem;padding:.6rem .8rem;font-size:var(--step--1);font-weight:600;color:var(--text-soft);white-space:nowrap}.nav-link:after{content:"";position:absolute;left:.8rem;right:.8rem;bottom:.35rem;height:1px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .4s var(--ease)}.nav-link:hover:after,.nav-item:hover>.nav-link:after,.nav-link[aria-current=page]:after{transform:scaleX(1)}.nav-link:hover,.nav-item:hover>.nav-link,.nav-link[aria-current=page]{color:var(--text)}.nav-link 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.6rem;border-radius:var(--radius);font-size:.88rem}.locale-option:hover{background:var(--surface-2)}.locale-option[aria-current=true]{color:var(--accent-bright);font-weight:700}.locale-option span:last-child{color:var(--dim);font-size:.75rem}.nav-toggle,.mobile-nav{display:none}.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);background:var(--bg)}.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,.7fr);align-items:center;gap:clamp(2rem,5vw,5rem);min-height:clamp(560px,78vh,820px);padding-block:clamp(4rem,8vw,8rem)}.hero .display{margin:1.8rem 0 1.7rem;max-width:15ch}.hero .lede{margin-bottom:2.2rem;max-width:48ch}.hero-actions{display:flex;flex-wrap:wrap;gap:.8rem}.hero-meta{display:flex;flex-wrap:wrap;gap:1.5rem 2.8rem;margin-top:3.4rem;padding-top:1.4rem;border-top:1px solid var(--line)}.hero-meta div span{display:block}.hero-meta strong{font-family:var(--font-display);font-size:2rem;font-weight:600;line-height:1}.hero-meta small{font-family:var(--font-mono);color:var(--dim);font-size:.68rem;letter-spacing:.08em;text-transform:uppercase}.hero-scope{position:relative;padding:1.1rem 1.2rem 1rem;background:color-mix(in srgb,var(--surface) 72%,transparent);border:1px solid var(--line-strong)}.hero-scope:before,.hero-scope:after{content:"";position:absolute;width:12px;height:12px;border-color:var(--accent);border-style:solid}.hero-scope:before{left:-1px;top:-1px;border-width:2px 0 0 2px}.hero-scope:after{right:-1px;bottom:-1px;border-width:0 2px 2px 0}.scope-head{display:flex;align-items:center;justify-content:space-between;gap:1rem;font-family:var(--font-mono);font-size:.66rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}.scope-dot{width:7px;height:7px;border-radius:50%;background:var(--signal);box-shadow:0 0 10px 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var(--line);background:var(--bg-soft)}.ticker-copy{display:flex;align-items:center;flex:none}.ticker-item{display:inline-flex;align-items:center;gap:.8rem;padding:.75rem 1.4rem;font-family:var(--font-mono);font-size:.7rem;letter-spacing:.04em;color:var(--muted);white-space:nowrap}.ticker-item:after{content:"";width:5px;height:5px;margin-left:1.2rem;background:var(--accent);transform:rotate(45deg)}.ticker-item b{color:var(--text);font-weight:600}.tiles{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:clamp(.8rem,1.4vw,1.25rem)}.tile{position:relative;overflow:hidden;grid-column:span 4;min-height:270px;padding:clamp(1.3rem,2.2vw,2rem);display:flex;flex-direction:column;justify-content:space-between;gap:1.5rem;background:var(--bg-soft);border:1px solid var(--line);border-top:2px solid var(--tile-accent, var(--accent));transition:transform .45s var(--ease),border-color .4s ease}.tile:nth-child(1){grid-column:span 5;min-height:340px}.tile:nth-child(2){grid-column:span 4;min-height:300px}.tile:nth-child(3){grid-column:span 3;min-height:300px}.tile:nth-child(4){grid-column:span 7;min-height:250px}.tile:nth-child(5){grid-column:span 5;min-height:250px}.tile:hover{transform:translateY(-4px);border-color:var(--line-strong)}.tile-wipe{position:absolute;inset:0;background:var(--tile-accent, var(--accent));opacity:0;transform:scaleY(0);transform-origin:bottom;transition:transform .55s var(--ease),opacity .55s var(--ease);pointer-events:none}.tile:hover .tile-wipe{opacity:.08;transform:scaleY(1)}.tile--copper{--tile-accent: var(--accent)}.tile--steel{--tile-accent: var(--steel)}.tile--sand{--tile-accent: var(--sand)}.tile--moss{--tile-accent: var(--moss)}.tile--plum{--tile-accent: var(--plum)}.tile-top,.tile-bottom{display:flex;align-items:center;justify-content:space-between;gap:1rem;position:relative}.tile-index{font-family:var(--font-mono);font-size:.74rem;color:var(--tile-accent, var(--accent))}.tile-count{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.06em;text-transform:uppercase;color:var(--dim)}.tile-main{display:block;position:relative}.tile-label{display:block;font-family:var(--font-display);font-size:clamp(1.7rem,1.2rem + 1.6vw,2.9rem);font-weight:600;line-height:1.05;letter-spacing:-.03em}.tile:nth-child(1) .tile-label{font-size:clamp(2.2rem,1.4rem + 2.4vw,3.8rem)}.tile-desc{display:block;color:var(--muted);font-size:.88rem;line-height:1.5;margin-top:.7rem;max-width:40ch}.tile-eyebrow{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--dim)}.tile-arrow{color:var(--tile-accent, var(--accent));font-size:1.6rem;line-height:1;transition:transform .45s var(--ease)}.tile:hover .tile-arrow{transform:translate(5px,-5px)}.proof-grid{display:grid;grid-template-columns:1fr;border-top:1px solid var(--line)}.proof-item{display:grid;grid-template-columns:60px minmax(130px,230px) 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0;font-family:var(--font-display);font-size:var(--step-1);cursor:pointer}.mobile-nav ul{list-style:none;padding:0 0 .8rem 1rem;margin:0;display:grid;gap:.5rem}.mobile-nav a{font-size:.88rem;color:var(--muted)}.hero-inner{grid-template-columns:1fr;min-height:auto}.hero-scope{max-width:620px}.tiles{grid-template-columns:repeat(2,minmax(0,1fr))}.tile,.tile:nth-child(n){grid-column:span 1;min-height:250px}.tile:nth-child(1) .tile-label{font-size:clamp(1.8rem,3vw,2.6rem)}.article-layout{grid-template-columns:1fr}.article-aside{position:static;order:-1}.toc{border-left:0;border:1px solid var(--line);padding:1.2rem}.series-grid,.related-grid{grid-template-columns:1fr}.article-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.latest-layout{grid-template-columns:1fr}.note-block{grid-template-columns:1fr;gap:1.5rem}.footer-top{grid-template-columns:1fr}.footer-cols{grid-template-columns:repeat(2,minmax(0,1fr))}.cta-inner{grid-template-columns:1fr;gap:1.5rem}.mega{display:none}}@media(max-width:720px){:root{--header-h: 64px}.grid--2,.grid--3,.grid--4,.term-grid,.article-grid,.related-grid,.tiles{grid-template-columns:1fr}.tile,.tile:nth-child(n){min-height:190px}.hero-meta{gap:1.2rem}.hero-meta strong{font-size:1.6rem}.brand-text{font-size:1.2rem}.locale-btn span{display:none}.section-head{align-items:flex-start}.proof-item{grid-template-columns:34px 1fr;gap:.4rem 1rem}.proof-num,.proof-title,.proof-text{grid-column:2}.series-card{grid-template-columns:34px minmax(0,1fr) 22px;gap:.8rem}.series-count,.article-card--row .article-card-foot{display:none}.c-answer,.c-takeaways{padding:1.2rem}.footer-cols{grid-template-columns:1fr 1fr}.scope-scale span:nth-child(2n){display:none}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}