@import "https://fonts.googleapis.com/css2?family=Exo+2:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400&family=Noto+Kufi+Arabic:wght@400;500;600;700&display=swap";:root{--teal:#76ced8;--frame:#d7f1f3;--teal-soft:#9adee6;--teal-marker:#99e0e8;--teal-deep:#0097a7;--mist:#f1fafb;--bg:#fff;--bg-2:#f1fafb;--ink:#0a0a0a;--ink-2:#071628;--ink-3:#45505e;--ink-4:#253242;--line:#76ced859;--line-2:#76ced88c;--line-strong:#76ced8;--accent:#0097a7;--accent-orange:#e8923e;--accent-green:#9cb83a;--accent-salmon:#8a6ad8;--underline-h2:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 300 46' preserveAspectRatio='none'%3E%3Cpath d='M5 39 C 38 36, 72 35, 118 36 S 196 34, 243 36 S 284 35.5, 295 37 L 293 44.5 C 252 42, 200 45, 148 44 S 60 45.5, 22 45 S 6 45, 4.5 44.5 Z' fill='%2399e0e8'/%3E%3C/svg%3E");--underline-h2-b:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 300 46' preserveAspectRatio='none'%3E%3Cpath d='M6 38 C 50 40.5, 95 35.5, 150 37 S 240 39.5, 294 36.5 L 295.5 43.5 C 240 45.5, 170 43.5, 110 45 S 30 44, 5 45 Z' fill='%2399e0e8'/%3E%3C/svg%3E");--underline-h2-c:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 300 46' preserveAspectRatio='none'%3E%3Cpath d='M4 40 C 60 36, 130 37.5, 185 35 S 270 35, 296 37.5 L 294 44.5 C 230 42, 150 45.5, 90 44.5 S 20 45.5, 3.5 45 Z' fill='%2399e0e8'/%3E%3C/svg%3E");--underline-h3:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 300 42' preserveAspectRatio='none'%3E%3Cpath d='M4 36 C 55 34.5, 110 36.5, 170 35 S 260 36, 296 35 L 295 40 C 230 39.5, 150 41, 90 40 S 25 41, 4 40.5 Z' fill='%23bce9ee'/%3E%3C/svg%3E");--underline-h3-b:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 300 42' preserveAspectRatio='none'%3E%3Cpath d='M5 35 C 70 37, 140 34, 200 36 S 270 34.5, 295 36 L 294 40.6 C 220 39.5, 130 41.5, 70 40 S 20 41, 4.5 40 Z' fill='%23bce9ee'/%3E%3C/svg%3E");--font-sans:"Exo 2", "Noto Kufi Arabic", system-ui, sans-serif;--font-serif:"Exo 2", "Noto Kufi Arabic", system-ui, sans-serif;--font-mono:"Exo 2", "Noto Kufi Arabic", system-ui, sans-serif}.reference-body{background:var(--frame);color:var(--ink-2);font-family:var(--font-sans);margin:0;line-height:1.5}.reference-body *{box-sizing:border-box}.reference-body a{color:inherit;text-decoration:none}.reference-body button{font-family:inherit}.ref-nav{z-index:40;background:var(--frame);justify-content:flex-start;align-items:center;gap:20px;padding:12px 28px;display:flex;position:sticky;top:0}.ref-nav-left{align-items:center;gap:20px;min-width:0;display:flex}.brand{letter-spacing:-.02em;white-space:nowrap;align-items:center;gap:0;font-size:17px;font-weight:600;line-height:1;display:inline-flex}.brand-mark{object-fit:contain;background:0 0;flex:none;width:34px;height:34px;margin-right:9px;display:block}.brand-name{color:var(--ink-2);font-weight:600;line-height:1;display:inline-block}.brand-name b{color:var(--teal-deep);font-weight:600}.brand sub{font-family:var(--font-mono);color:var(--ink-3);letter-spacing:0;align-self:center;margin-left:5px;font-size:10px;line-height:1;position:relative;top:1px}.ref-nav-links{white-space:nowrap;gap:28px;font-size:14px;display:flex}.ref-nav-links a{color:var(--ink-2);border-bottom:2px solid #0000;padding-bottom:2px;font-weight:500}.ref-nav-links a:hover{color:var(--teal-deep)}.ref-nav-links a.active{color:var(--ink);border-bottom-color:var(--teal-deep)}.ref-nav-tools{align-items:center;gap:10px;margin-left:auto;display:flex}.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}.topnav-search{border:1.5px solid var(--teal);width:220px;height:38px;box-shadow:none;background:#fff;border-radius:10px;transition:width .18s,border-color .18s,background-color .18s,box-shadow .18s}.topnav-search input{width:100%;height:100%;color:var(--ink);background:0 0;border:0;outline:none;padding:0 12px;font-size:14px}.topnav-search input::placeholder{color:var(--teal)}.topnav-search:focus-within{border-color:var(--teal-deep);background:#fff;width:260px;box-shadow:0 12px 30px #071b3a21}.share-menu{position:relative}.share-menu summary{list-style:none}.share-menu summary::-webkit-details-marker{display:none}.share-menu-trigger{border:1.5px solid var(--teal);width:38px;height:38px;color:var(--ink-2);cursor:pointer;background:0 0;border-radius:10px;justify-content:center;align-items:center;padding:0;display:inline-flex}.share-menu-trigger:hover{background:#fff}.share-trigger-icon{width:18px;height:18px;color:var(--ink-2)}.share-trigger-label{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.share-menu-panel{border:1px solid var(--line-2);z-index:60;background:#fff;border-radius:12px;width:min(260px,80vw);max-height:min(56vh,360px);padding:8px;position:absolute;top:calc(100% + 8px);right:0;overflow-y:auto;box-shadow:0 16px 34px #1f1b3f2e}.share-menu-panel ul{margin:0;padding:0;list-style:none}.share-menu-panel a,.share-copy-btn{width:100%;color:var(--ink-2);cursor:pointer;background:0 0;border:0;border-radius:8px;justify-content:flex-start;align-items:center;gap:10px;padding:8px 10px;font-size:13px;display:flex}.share-option-icon{flex:0 0 16px;width:16px;height:16px}.share-copy-icon{color:var(--ink-3)}.share-menu-panel a:hover,.share-copy-btn:hover{background:var(--bg-2)}.feedback-btn{height:38px;color:var(--ink-2);cursor:pointer;white-space:nowrap;background:0 0;border:0;border-radius:10px;align-items:center;padding:0 16px;font-size:14px;font-weight:500;display:inline-flex}.feedback-btn:hover{color:var(--teal-deep)}.lang-picker{background:0 0;border:1.5px solid #fff9;border-radius:10px;align-items:center;height:38px;display:inline-flex;position:relative}.lang-picker select{appearance:none;height:100%;font-size:12px;font-family:var(--font-mono);color:var(--ink-2);cursor:pointer;background:0 0;border:0;outline:none;padding:0 34px 0 12px}.lang-picker:after{content:"";border-right:1.5px solid var(--ink-3);border-bottom:1.5px solid var(--ink-3);pointer-events:none;width:7px;height:7px;position:absolute;right:12px;transform:translateY(-2px)rotate(45deg)}.ref-main{background:var(--bg);clip-path:inset(0 round 18px);border:1.5px solid #fff;border-radius:18px;min-height:70vh;margin:0 26px}.hero{padding:72px 40px 48px;position:relative;overflow:hidden}.hero-wash{display:none}.hero-inner{z-index:1;text-align:center;max-width:1160px;margin:0 auto;position:relative}.hero-chips{flex-wrap:wrap;justify-content:center;gap:8px;margin-bottom:28px;display:flex}.eyebrow{font-family:var(--font-mono);text-transform:uppercase;color:var(--ink-3);border:1px solid var(--line);background:#ffffffb3;border-radius:999px;align-items:center;gap:8px;margin-bottom:28px;padding:7px 14px;font-size:11px;display:inline-flex}.hero-chips .eyebrow{margin-bottom:0}.dot{background:var(--accent);border-radius:999px;width:6px;height:6px}.hero h1{letter-spacing:-.035em;margin:0 0 22px;font-size:clamp(44px,6.2vw,82px);font-weight:500;line-height:.98}.hero h1 em,.section-head h2 em,.page-title em{font-family:var(--font-serif);font-style:normal;font-weight:400}.hero .sub{max-width:680px;color:var(--ink-2);margin:0 auto 36px;font-size:18px}.section{max-width:1240px;margin:0 auto;padding:72px 40px}.section-head{justify-content:space-between;align-items:flex-end;margin-bottom:36px;display:flex}.kicker{font-family:var(--font-mono);text-transform:uppercase;color:var(--ink-3);font-size:11px}.section-head h2{letter-spacing:-.02em;margin:8px 0 0;font-size:40px;font-weight:500}.feature-section{padding-top:20px}.feature-section-heading{letter-spacing:-.02em;margin:0 0 18px;font-size:34px;font-weight:500}.feature-section-heading em{font-family:var(--font-serif);font-style:normal;font-weight:400}.feature-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;display:grid}.feature-card{border:1.5px solid var(--line-2);box-shadow:none;background:#fff;border-radius:16px;grid-template-rows:auto 96px;gap:16px;min-height:232px;padding:22px;transition:transform .22s,border-color .22s;display:grid;position:relative;overflow:hidden}.feature-card:hover{border-color:var(--line-strong);transform:rotate(-.15deg)translateY(-1px)}.feature-card h3{letter-spacing:-.02em;margin:0 0 8px;font-size:28px;font-weight:550}.feature-card p{color:var(--ink-3);max-width:32ch;margin:0;font-size:14px}.feature-card-teams,.feature-card-quiz,.feature-card-explorer{background:#fff}.feature-illustration{background:#ffffff80;border:1px solid #ffffff8c;border-radius:12px;position:relative;overflow:hidden}.teams-node{background:#0097a7;border-radius:999px;width:26px;height:26px;animation:3.2s ease-in-out infinite teamsPulse;position:absolute;box-shadow:0 4px 12px #071b3a38}.teams-node-a{animation-delay:0s;top:28%;left:18%}.teams-node-b{animation-delay:.4s;top:58%;left:46%}.teams-node-c{animation-delay:.8s;top:24%;left:70%}.teams-link{transform-origin:0;background:#071b3a59;height:2px;animation:2.6s ease-in-out infinite teamsLinkPulse;position:absolute}.teams-link-ab{width:31%;top:46%;left:24%;transform:rotate(28deg)}.teams-link-bc{width:28%;animation-delay:.35s;top:56%;left:52%;transform:rotate(-34deg)}.teams-link-ca{width:44%;animation-delay:.7s;top:36%;left:30%;transform:rotate(-5deg)}.quiz-sheet{border:1px solid var(--line-2);transform-origin:50%;background:#ffffffeb;border-radius:12px;animation:3.4s ease-in-out infinite quizFlip;position:absolute;inset:16px 26px}.quiz-progress{background:#76ced840;border-radius:999px;height:8px;position:absolute;bottom:24px;left:36px;right:36px}.quiz-progress span{border-radius:inherit;background:#0097a7;width:48%;height:100%;animation:2.8s ease-in-out infinite quizProgress;display:block}.quiz-dot{background:var(--accent);border-radius:999px;width:12px;height:12px;animation:2.8s ease-in-out infinite quizDot;position:absolute;top:24px;right:24px;box-shadow:0 0 #0097a759}.explorer-illustration{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;padding:12px;display:grid}.explorer-illustration span{color:#0097a7;font-family:var(--font-mono);background:#f1fafb;border:1px solid #76ced873;border-radius:10px;place-items:center;font-size:15px;animation:2.4s ease-in-out infinite explorerFloat;display:grid}.explorer-illustration span:nth-child(2n){animation-delay:.3s}.explorer-illustration span:nth-child(3n){animation-delay:.55s}@keyframes teamsPulse{0%,to{transform:scale(1)}50%{transform:scale(1.12)}}@keyframes teamsLinkPulse{0%,to{opacity:.45}50%{opacity:.95}}@keyframes quizFlip{0%,to{transform:rotateY(0)}45%{transform:rotateY(10deg)}60%{transform:rotateY(-7deg)}}@keyframes quizProgress{0%,to{width:28%}50%{width:92%}}@keyframes quizDot{0%,to{box-shadow:0 0 #0097a759}55%{box-shadow:0 0 0 8px #0097a700}}@keyframes explorerFloat{0%,to{transform:translateY(0)}50%{transform:translateY(-4px)}}.def-grid{grid-template-columns:repeat(4,1fr);gap:14px;display:grid}.def-card{color:var(--ink-2);border:1px solid var(--line);min-height:220px;box-shadow:none;will-change:transform;background:#fff;border-radius:0;flex-direction:column;padding:22px;transition:transform .25s,box-shadow .25s,border-color .25s;display:flex;position:relative;overflow:hidden;transform:perspective(900px)translateY(0)rotateX(0)rotateY(0)}.def-card .cat{font-family:var(--font-mono);text-transform:uppercase;color:var(--ink-3);margin-bottom:12px;font-size:10px}.def-card h3{margin:0 0 10px;font-size:22px;font-weight:500;line-height:1.1}.def-card p{color:var(--ink-3);flex:1;margin:0;font-size:13px}.def-card .read{font-family:var(--font-mono);text-transform:uppercase;color:var(--ink-3);margin-top:16px;font-size:10px}.guide-grid{grid-template-columns:repeat(3,minmax(0,1fr));align-items:stretch;gap:14px;display:grid}.guide-card{background:var(--guide-card-bg,#fff);border:1px solid var(--line);min-height:260px;box-shadow:none;will-change:transform;border-radius:12px;flex-direction:column;padding:26px;transition:transform .25s,box-shadow .25s,border-color .25s;display:flex;transform:perspective(900px)translateY(0)rotateX(0)rotateY(0)}.guide-grid .guide-card{--guide-card-bg:#fff}.guide-card .gcat{font-family:var(--font-mono);color:var(--ink-3);text-transform:uppercase;margin-bottom:16px;font-size:10px}.guide-card h3{margin:0 0 10px;font-size:22px}.guide-card p{color:var(--ink-3);flex:1;margin:0;font-size:13px}.gmeta{font-family:var(--font-mono);color:var(--ink-3);text-transform:uppercase;gap:12px;margin-top:20px;font-size:10px;display:flex}.guide-card-outline{border-style:dashed;border-color:var(--line-2);box-shadow:none;text-align:center;background:0 0;justify-content:center}.guide-card-outline h3{font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.04em;font-size:17px}.guide-card-outline p{flex:0;max-width:28ch;margin:0 auto}.def-jump-nav{flex-wrap:wrap;gap:8px;margin-bottom:18px;display:flex}.def-jump-nav a{font-family:var(--font-mono);color:var(--ink-2);text-transform:uppercase;border:1px solid var(--line);background:#fff;padding:4px 8px;font-size:11px}@media (width>=901px){.def-jump-nav{z-index:30;background:linear-gradient(to bottom, var(--mist) 0%, var(--mist) 45%, #f1fafb00 100%);margin-top:-12px;margin-bottom:8px;padding:12px 0 24px;position:sticky;top:75px}.def-section-header{scroll-margin-top:130px}}.def-table{border-top:1px solid var(--line)}.def-section-header{border-bottom:1px solid var(--line);font-family:var(--font-mono);color:var(--ink-2);text-transform:uppercase;letter-spacing:.04em;background:#f1fafbcc;margin:0;padding:14px 8px 10px;scroll-margin-top:88px;font-size:18px}.def-row{border-bottom:1px solid var(--line);grid-template-columns:1.3fr 2fr 170px 36px;align-items:center;gap:16px;padding:18px 8px;display:grid;position:relative}.def-row:has(.muted-time){grid-template-columns:minmax(180px,1.1fr) max-content minmax(220px,1.4fr) minmax(120px,170px) 36px}.def-row h4{margin:0;font-size:17px}.def-row-link{color:inherit;text-decoration:none}.def-row-link:after{content:"";z-index:0;position:absolute;inset:0}.def-row .desc{color:var(--ink-3);font-size:13px}.def-row .tag{z-index:1;min-width:0;font-family:var(--font-sans);color:var(--ink-3);justify-self:start;align-items:center;gap:8px;font-size:11px;font-weight:600;line-height:1.2;text-decoration:none;transition:color .14s;display:inline-flex;position:relative}.category-badge{align-items:center;gap:8px;min-width:0;display:inline-flex}.category-badge-icon{object-fit:contain;mix-blend-mode:multiply;flex:none;width:18px;height:18px}.category-badge span:last-child{min-width:0}.def-row .tag:hover{color:var(--teal-deep)}.def-row .tag:hover span:last-child{text-decoration:underline}.az-link{font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.04em;color:var(--ink-2);margin-bottom:20px;font-size:12px;display:inline-flex}.show-all-btn{border:1px dashed var(--line-2);width:100%;color:var(--ink-3);text-align:center;font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.04em;background:0 0;border-radius:10px;justify-content:center;align-items:center;margin:18px 0 0;padding:13px 18px;font-size:12px;transition:border-color .16s,background-color .16s,color .16s;display:flex}.show-all-btn:hover{border-color:var(--ink-4);color:var(--ink-2);background:#ffffff73}.page-header{max-width:1240px;margin:0 auto;padding:32px 40px 8px;position:relative;overflow:hidden}.page-header-content{z-index:1;max-width:760px;margin:0 auto;position:relative}.breadcrumb{font-family:var(--font-mono);text-transform:uppercase;color:var(--ink-3);opacity:.6;margin-bottom:14px;font-size:11px}.breadcrumb a{color:var(--ink-3);text-decoration:none;transition:color .16s}.breadcrumb a:hover{color:var(--ink-2);text-decoration:underline}.page-title{letter-spacing:-.02em;margin:0 0 12px;font-size:clamp(34px,4.8vw,56px);font-weight:700;line-height:1.04}.page-lede{max-width:760px;color:var(--ink-3);margin:0 0 28px;font-size:18px}.article{max-width:760px;margin:0 auto;padding:48px 40px 120px}.article h1{font-family:var(--font-serif);margin:28px 0 16px;font-size:clamp(38px,5.1vw,53px);font-weight:400;line-height:1.02}.article .lede{color:var(--ink-2);margin-bottom:36px;font-size:16px}.article .answer-block{border:1px solid var(--teal);background:var(--mist);border-radius:14px;margin:0 0 36px;padding:20px 22px}.article .answer-block-title{letter-spacing:.04em;text-transform:uppercase;color:var(--teal-deep);font-size:11px;font-family:var(--font-mono);align-items:center;gap:4px;margin:0 0 8px;display:flex}.article .answer-block-icon{width:16px;height:16px;color:var(--teal-deep);flex:none}.article .answer-block p{margin:0;font-size:15px;line-height:1.45}.article h2{letter-spacing:0;margin:46px 0 6px;font-size:23px;line-height:1.18}.article h3{margin:32px 0 5px;font-size:19px;line-height:1.22}.article h4{margin:24px 0 10px;font-size:16px;line-height:1.28}.article p,.article li{color:var(--ink-2);font-size:14px}.article ul,.article ol{padding-left:24px}.article li+li{margin-top:10px}.article ol{counter-reset:it-ol;padding-left:0;list-style:none}.article ol>li{counter-increment:it-ol;padding-left:36px;position:relative}.article ol>li:before{content:counter(it-ol);background:var(--teal-deep,#0097a7);color:#fff;width:22px;height:22px;font-family:var(--font-mono);border-radius:50%;justify-content:center;align-items:center;font-size:12px;font-weight:700;line-height:1;display:inline-flex;position:absolute;top:.1em;left:0}.article ul>li::marker{color:var(--teal-deep,#0097a7)}.article ul ul>li::marker{color:var(--ink-3)}.article p a,.article li a,.article td a{color:var(--teal-deep);text-underline-offset:2px;text-decoration:underline #0097a773}.article p a:hover,.article li a:hover,.article td a:hover{text-decoration-color:var(--teal-deep)}.article blockquote{border-left:6px solid var(--teal-deep);color:var(--ink-2);background:#d7f1f363;border-radius:5px;margin:8px 0 32px;padding:5px 20px;font-style:italic;font-weight:500}.article blockquote p{margin-bottom:0;font-size:16px}.article img{border:1px solid var(--line);border-radius:12px;max-width:100%;height:auto;margin:28px auto;display:block}.article .cover-cropped{border:1px solid var(--line);border-radius:12px;margin:28px auto;display:block;overflow:hidden}.article .cover-cropped>img{border:0;border-radius:0;width:100%;margin:-3% 0 0}.article table{border:1px solid var(--line-2);border-collapse:separate;border-spacing:0;background:#fff;border-radius:12px;width:100%;margin:24px 0 34px;font-size:15px;overflow:hidden}.article th,.article td{border-right:1px solid var(--line);border-bottom:1px solid var(--line);text-align:left;vertical-align:top;padding:12px 14px}.article th:last-child,.article td:last-child{border-right:0}.article tr:last-child td{border-bottom:0}.article th{background:var(--bg-2);color:var(--ink);font-weight:600}.meta-head{border-bottom:1px solid var(--line);color:var(--ink-3);font-family:var(--font-mono);text-transform:uppercase;opacity:.6;justify-content:space-between;padding-bottom:14px;font-size:11px;display:flex}.meta-head .meta-category-link{text-underline-offset:2px;text-decoration:underline}.footer{border-top:1px solid var(--line);background:var(--bg-2);margin-top:96px;padding:56px 40px 40px}.footer-inner{grid-template-columns:minmax(260px,1fr) repeat(3,minmax(130px,auto));align-items:start;gap:44px;max-width:1240px;margin:0 auto;display:grid}.footer h5{font-family:var(--font-mono);text-transform:uppercase;color:var(--ink-3);margin:0 0 14px;font-size:11px}.footer-about p{color:var(--ink-3);max-width:340px;margin:12px 0 0;font-size:14px;line-height:1.55}.footer ul{margin:0;padding:0;list-style:none}.footer li{color:var(--ink-2);padding:5px 0;font-size:13px}.footer-recent li{line-height:1.45}.footer a:hover{color:var(--accent)}.footer-bottom{border-top:1px solid var(--line);max-width:1240px;color:var(--ink-3);font-family:var(--font-mono);justify-content:space-between;margin:40px auto 0;padding-top:24px;font-size:11px;display:flex}.footer-legal{gap:20px;display:flex}.footer-legal a{color:var(--ink-3);text-decoration:none;transition:color .14s}.footer-legal a:hover{color:var(--teal-deep);text-decoration:underline}@media (width<=900px){.ref-nav,.hero,.section,.page-header,.article,.footer{padding-left:24px;padding-right:24px}.ref-nav{grid-template-columns:auto 1fr auto;grid-template-areas:"brand brand tools""search search search""links links links";align-items:center;gap:10px 12px;padding-top:12px;padding-bottom:12px;display:grid}.ref-nav-left{display:contents}.ref-nav .brand{grid-area:brand;justify-content:flex-start}.ref-nav .topnav-search{grid-area:search;justify-self:stretch;width:100%}.ref-nav .topnav-search:focus-within{width:100%}.ref-nav-links{flex-wrap:wrap;grid-area:links;justify-content:center;gap:18px;min-width:0}.ref-nav-tools{grid-area:tools;justify-content:flex-end;gap:6px;margin-left:0}.share-menu-trigger{width:38px;height:38px}.def-grid{grid-template-columns:repeat(2,1fr)}.feature-grid{grid-template-columns:1fr}.guide-grid{grid-template-columns:1fr 1fr}.def-row{grid-template-columns:1fr 36px}.def-row:has(.muted-time){grid-template-columns:1fr max-content 36px}.def-row .desc,.def-row .tag{display:none}.footer-inner{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=640px){.hero{padding-top:56px}.hero .sub,.page-lede{font-size:16px}.section-head h2{font-size:32px}.feature-card{grid-template-rows:auto 88px;min-height:210px}.feature-card h3{font-size:24px}.def-grid,.guide-grid{grid-template-columns:1fr}.show-all-btn{width:100%}.footer-inner,.footer-bottom{grid-template-columns:1fr;gap:14px;display:grid}}@media (prefers-reduced-motion:reduce){.feature-card,.teams-node,.teams-link,.quiz-sheet,.quiz-progress span,.quiz-dot,.explorer-illustration span{transition:none;animation:none}}.search-block{max-width:720px;margin:0 auto}.search-results{border:1px solid var(--line);text-align:left;background:#fff;border-radius:14px;margin-top:12px;box-shadow:0 8px 28px #0a0a0a14}.search-list{margin:0;padding:0;list-style:none}.search-list li+li{border-top:1px solid var(--line)}.search-item{padding:14px 18px;display:block}.search-item strong{margin-bottom:6px;font-size:16px;display:block}.search-item p{color:var(--ink-3);margin:0;font-size:13px}.search-empty{color:var(--ink-3);margin:0;padding:16px 18px;font-size:13px}.search-page-results{max-width:820px;margin:0 auto}.search-summary{font-family:var(--font-mono);text-transform:uppercase;color:var(--ink-3);margin:0 0 12px;font-size:11px}.search-list-page{border:1px solid var(--line);background:#fff;border-radius:14px;overflow:hidden}.search-landing{padding-top:16px}.search-landing-inner{border:1px solid var(--line);background:#ffffffb8;border-radius:14px;max-width:820px;margin:0 auto;padding:28px;box-shadow:0 16px 42px #0e121814}.search-landing h2{letter-spacing:-.02em;max-width:720px;margin:8px 0 10px;font-size:clamp(34px,4vw,52px);font-weight:500;line-height:1}.search-landing p{max-width:680px;color:var(--ink-2);margin:0;font-size:17px}.search-landing-form{gap:10px;margin-top:24px;display:flex}.search-landing-form input{border:1px solid var(--line-2);min-width:0;color:var(--ink);background:#fff;border-radius:10px;flex:1;padding:16px 18px;font-size:22px}.search-landing-form button{border:1px solid var(--ink);background:var(--ink);color:#fff;cursor:pointer;border-radius:10px;padding:0 22px;font-size:15px;font-weight:600}.search-results-section[hidden],.search-landing[hidden]{display:none}.contact-wrap{max-width:640px;margin:0 auto;padding:0 40px 90px}.contact-form{border:1px solid var(--line);background:#fff;border-radius:12px;gap:9px;padding:22px;display:grid;box-shadow:0 22px 56px #1214181a,0 6px 18px #1214180f}.contact-help{color:var(--ink-3);margin:0 0 8px;font-size:13px}.contact-form label{color:var(--ink-2);font-size:13px}.contact-form input,.contact-form select,.contact-form textarea{border:1px solid var(--line-2);width:100%;color:var(--ink);font-size:15px;font-family:var(--font-sans);background:#fff;border-radius:8px;padding:10px 12px}.contact-form textarea{resize:vertical;min-height:120px}.contact-form button{border:1px solid var(--ink);background:var(--ink);color:#fff;cursor:pointer;border-radius:8px;width:fit-content;margin-top:6px;padding:11px 16px;font-size:14px}.contact-form button:hover{opacity:.92}.contact-success{color:#21542e;min-height:20px;margin:2px 0 0;font-size:13px}@media (width<=900px){.contact-wrap{padding-left:24px;padding-right:24px}}@media (width<=640px){.search-landing-inner{padding:22px}.search-landing-form{flex-direction:column}.search-landing-form input{padding:14px 15px;font-size:18px}.search-landing-form button{min-height:46px}}.related-pages{max-width:1240px;margin:28px auto 8px;padding:0 40px}.related-grid{grid-template-columns:1fr;gap:20px;display:grid}.related-column h3{margin:0 0 12px;font-size:16px;font-weight:500}.related-card-grid{grid-template-columns:1fr;gap:12px;display:grid}.related-card{border-radius:10px;min-height:0;padding:20px}.related-card h4{margin:0 0 10px;font-size:19px;line-height:1.2}.related-card p{margin:0}.role-explorer-header{padding-bottom:22px}.role-explorer-wash{height:560px;inset:-12% -5% auto}.role-explorer-header-content{text-align:center;max-width:840px}.role-explorer-header .page-title{max-width:16ch;margin-left:auto;margin-right:auto}.role-explorer-header .page-lede{text-align:center;margin-left:auto;margin-right:auto}.role-explorer-section{padding-top:18px}.role-explorer{gap:18px;display:grid}.role-tabs{scrollbar-width:none;gap:10px;padding:2px 0 10px;display:flex;overflow:auto visible}.role-tabs::-webkit-scrollbar{display:none}.role-tab{border:1px solid var(--line-2);min-height:44px;color:var(--ink-3);letter-spacing:-.01em;cursor:pointer;background:#ffffffeb;border-radius:999px;flex:none;align-items:center;gap:10px;padding:0 16px;font-size:13px;font-weight:600;transition:background-color .18s,border-color .18s,color .18s,box-shadow .18s,transform .18s;display:inline-flex}.role-tab:hover,.role-tab:focus-visible{border-color:var(--line-strong);color:var(--ink-2);outline:none;transform:translateY(-1px);box-shadow:0 8px 20px #071b3a14}.role-tab.is-active{color:var(--accent);background:#0097a71a;border-color:#0097a72e;box-shadow:inset 0 0 0 1px #0097a714}.role-tab-dot{background:#b7b1c8;border-radius:999px;width:8px;height:8px;transition:background-color .18s;display:none}.role-tab.is-active{gap:10px}.role-tab.is-active .role-tab-dot{background:var(--accent);display:block}.role-diagram-card{padding:0}.role-diagram-head{justify-content:flex-start;align-items:flex-start;gap:14px;margin-bottom:12px;display:flex}.role-diagram-head h2{max-width:none;margin:6px 0 0;font-size:26px;line-height:1.05}.role-panel-toggle{min-height:38px;color:var(--accent);letter-spacing:.02em;cursor:pointer;z-index:5;background:#0097a714;border:1px solid #0097a72e;border-radius:999px;align-items:center;gap:12px;padding:0 14px;font-size:12px;font-weight:700;transition:background-color .18s,border-color .18s,transform .18s,box-shadow .18s;display:inline-flex;position:absolute;bottom:18px;right:18px;box-shadow:0 12px 28px #071b3a1f}.role-panel-toggle:hover,.role-panel-toggle:focus-visible{background:#0097a724;border-color:#0097a747;outline:none;transform:translateY(-1px);box-shadow:0 16px 32px #071b3a29}.role-panel-toggle-icon{background:#0097a724;border-radius:999px;justify-content:center;align-items:center;width:20px;height:20px;font-size:14px;line-height:1;display:inline-flex}.role-panel-toggle.is-open .role-panel-toggle-icon{background:#0097a733}.role-diagram-frame{position:relative}.role-diagram-canvas{background:#faf8f5d9;border:1px solid #d9d3c6b3;border-radius:16px;min-height:470px;padding-bottom:72px;position:relative;overflow:hidden}.role-edge-layer,.role-node-layer{position:absolute;inset:0}.role-edge-layer{pointer-events:none;width:100%;height:100%;overflow:visible}.role-edge{fill:none;stroke:#a8e0e8;stroke-width:2px;stroke-linecap:round;stroke-linejoin:round}.role-edge.is-dashed{stroke-dasharray:6 6}.role-node{left:var(--node-left);top:var(--node-top);width:min(var(--node-width), 248px);border:1px solid var(--line);min-height:64px;animation:.34s both roleNodeIn;animation-delay:calc(var(--node-index) * 32ms);cursor:default;z-index:2;background:#fffffff5;border-radius:16px;align-items:center;gap:10px;padding:12px 14px;transition:transform .18s,box-shadow .18s,border-color .18s,background-color .18s;display:flex;position:absolute;transform:translateY(0);box-shadow:0 10px 26px #12141814}.role-node.is-highlighted{width:min(var(--node-width), 272px)}.role-node:hover{border-color:var(--line-strong);transform:translateY(-3px);box-shadow:0 16px 34px #1214181f}.role-node.is-highlighted{background:#0097a70f;border-color:#0097a752}.role-node.is-influence{background:#f8f6f2eb;border-style:dashed}.role-node-badge{min-width:34px;height:34px;color:var(--ink-2);font-family:var(--font-mono);text-transform:uppercase;background:#1111110f;border-radius:10px;flex:none;justify-content:center;align-items:center;font-size:10px;display:inline-flex}.role-node.is-highlighted .role-node-badge{color:var(--accent);background:#0097a724}.role-node.is-influence .role-node-badge{background:#1111110a}.role-node-title{color:var(--ink);letter-spacing:-.02em;text-wrap:balance;margin:0;font-size:16px;line-height:1.08}.role-node-tooltip{pointer-events:none;z-index:6;opacity:0;backdrop-filter:blur(10px);background:#fffffff5;border:1px solid #11141c14;border-radius:16px;max-width:280px;padding:14px 16px;transition:opacity .12s;position:absolute;top:0;left:0;box-shadow:0 22px 44px #11141c29,0 6px 16px #11141c14}.role-node-tooltip.is-visible{opacity:1}.role-node-tooltip-title{color:var(--ink);letter-spacing:-.02em;margin:0;font-size:14px;font-weight:700;line-height:1.15}.role-node-tooltip-body{color:var(--ink-2);margin:8px 0 0;font-size:13px;line-height:1.45}.role-panel{border:1px solid var(--line);backdrop-filter:blur(12px);z-index:3;background:#ffffffeb;border-radius:18px;width:min(360px,100% - 24px);padding:16px;position:absolute;top:12px;bottom:12px;right:12px;overflow:auto;box-shadow:0 20px 40px #11141c24}.role-panel-head{justify-content:space-between;align-items:center;gap:12px;display:flex}.role-panel-pill{min-height:34px;color:var(--accent);font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.05em;background:#0097a71f;border-radius:999px;align-items:center;gap:8px;padding:0 12px;font-size:11px;display:inline-flex}.role-panel-close{width:34px;height:34px;color:var(--accent);cursor:pointer;background:#ffffffd1;border:1px solid #0097a72e;border-radius:999px;flex:none;justify-content:center;align-items:center;font-size:20px;line-height:1;transition:background-color .18s,border-color .18s,transform .18s,box-shadow .18s;display:inline-flex}.role-panel-close:hover,.role-panel-close:focus-visible{background:#0097a714;border-color:#0097a74d;outline:none;transform:translateY(-1px);box-shadow:0 10px 20px #071b3a1f}.role-panel-block+.role-panel-block{margin-top:18px}.role-panel-block h3{margin:16px 0 10px;font-size:17px}.role-check-list,.role-metric-list{margin:0;padding:0;list-style:none}.role-check-item,.role-metric-item{color:var(--ink-2);padding-left:28px;font-size:14px;line-height:1.55;position:relative}.role-check-item+.role-check-item,.role-metric-item+.role-metric-item{margin-top:12px}.role-check-item:before{content:"✓";width:18px;height:18px;color:var(--accent);background:#0097a71f;border-radius:999px;justify-content:center;align-items:center;font-size:11px;font-weight:700;display:inline-flex;position:absolute;top:1px;left:0}.role-metric-item:before{content:"";background:color-mix(in srgb, var(--accent) 72%, white 28%);border-radius:999px;width:7px;height:7px;position:absolute;top:10px;left:6px}.role-explorer-footer{border:1px solid var(--line);background:#ffffffad;border-radius:18px;grid-template-columns:minmax(0,1.4fr) auto;align-items:start;gap:18px;padding:14px 16px;display:grid}.role-explorer-note{align-items:flex-start;gap:12px;display:flex}.role-note-icon{width:28px;height:28px;color:var(--accent);font-family:var(--font-mono);background:#0097a71f;border-radius:999px;justify-content:center;align-items:center;font-size:12px;font-weight:700;display:inline-flex}.role-explorer-note strong,.role-explorer-legend strong{margin-bottom:6px;font-size:14px;display:block}.role-explorer-note p{color:var(--ink-3);margin:0;font-size:14px;line-height:1.55}.role-explorer-legend{min-width:180px}.role-legend-item{color:var(--ink-3);align-items:center;gap:10px;font-size:13px;display:flex}.role-legend-item+.role-legend-item{margin-top:10px}.role-legend-line{background:#a8e0e8;width:44px;height:2px}.role-legend-line.is-dashed{background:0 0;border-top:2px dashed #a8e0e8}.role-explorer-links{justify-items:end;gap:12px;display:grid}.role-explorer-links a{color:var(--accent);font-size:14px;font-weight:600}.role-explorer-links a:hover{text-underline-offset:3px;text-decoration:underline}.role-article{border-top:1px solid var(--line);max-width:760px;margin:10px auto 0;padding-top:26px}.role-article-intro{max-width:760px}.role-article-tag{min-height:28px;color:var(--accent);font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.08em;background:#0097a714;border-radius:999px;align-items:center;padding:0 12px;font-size:10px;display:inline-flex}.role-article-tag.is-soft{color:#ffffffd6;background:#ffffff1f}.role-article h2{font-family:var(--font-serif);letter-spacing:-.02em;margin:18px 0 14px;font-size:clamp(36px,4.4vw,58px);font-weight:400;line-height:.98}.role-article-lede{max-width:760px;color:var(--ink-2);font-size:22px;line-height:1.5}.role-article p{color:var(--ink-3);margin:0 0 18px;font-size:18px;line-height:1.7}.role-article a{color:#d75a15;border-bottom:1px solid #d75a152e;text-decoration:none}.role-article a:hover{border-bottom-color:#d75a158c}.role-model-grid{gap:2px;margin-top:38px;display:grid}.role-model-card{border:1px solid var(--line);background:#ffffffe0;padding:30px 34px}.role-model-num{color:var(--ink-4);font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.12em;margin-bottom:12px;font-size:11px}.role-model-card h3{font-family:var(--font-serif);letter-spacing:-.02em;margin:0 0 18px;font-size:clamp(30px,3vw,46px);font-weight:400;line-height:.98}.role-model-example{border:1px solid var(--line-2);border-left:4px solid var(--accent);background:#ffffffe0;border-radius:14px;margin:20px 0 18px;padding:18px 20px 18px 22px;box-shadow:inset 0 1px #ffffffbf}.role-model-example strong{color:var(--accent);font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.08em;margin-bottom:10px;font-size:11px;display:block}.role-model-example p{color:var(--ink-2);margin:0;font-size:17px;line-height:1.65}.role-model-example a{color:var(--accent);border-bottom-color:#0097a72e}.role-model-example a:hover{border-bottom-color:#0097a77a}.role-model-logos{gap:8px;margin-bottom:12px;display:flex}.role-model-logo{border:1px solid var(--line);background:#ffffffdb;border-radius:999px;justify-content:center;align-items:center;width:30px;height:30px;display:inline-flex;overflow:hidden;box-shadow:0 6px 14px #071b3a14}.role-model-logo img{object-fit:contain;width:20px;height:20px;display:block}.role-model-use-when{border-top:1px solid var(--line);margin-top:18px;padding-top:18px}.role-model-use-when strong{color:var(--ink)}.role-article-divider{border:0;border-top:1px solid var(--line);margin:56px 0}.role-article-section{max-width:1180px}.role-article-section h2{font-size:clamp(34px,4vw,54px)}.role-guide-table{border-collapse:collapse;width:100%;margin:26px 0 24px}.role-guide-table th{border-bottom:2px solid var(--line);text-align:left;color:var(--ink-4);font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.1em;padding:12px 16px;font-size:11px}.role-guide-table td{border-bottom:1px solid var(--line);color:var(--ink-3);padding:18px 16px;font-size:18px}.role-guide-table td:first-child{color:var(--ink);font-weight:600}.role-guide-table tr:hover td{background:#ffffff80}.role-risk-list{margin:24px 0 26px;padding:0;list-style:none}.role-risk-list li{border-bottom:1px solid var(--line);color:var(--ink-3);gap:18px;padding:18px 0;font-size:18px;line-height:1.6;display:flex}.role-risk-list li:before{content:"—";color:#df5c18;flex:none}.role-article-callout{color:#fff;background:#18161f;border-radius:8px;grid-template-columns:minmax(0,1fr) auto;align-items:end;gap:24px;margin-top:60px;padding:34px 36px;display:grid}.role-article-callout h2{color:#fff;margin-top:16px;margin-bottom:12px;font-size:clamp(30px,3.4vw,44px)}.role-article-callout p{color:#ffffffb3;max-width:720px;margin-bottom:0}.role-article-actions{justify-items:start;gap:12px;display:grid}.role-article-actions a{color:#fff;background:#ffffff0f;border:1px solid #ffffff1f;border-radius:999px;align-items:center;min-height:42px;padding:0 16px;font-size:14px;font-weight:600;display:inline-flex}.role-article-actions a:hover{background:#ffffff1a;border-bottom-color:#ffffff47}@keyframes roleNodeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@media (width>=901px){.related-card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=900px){.related-pages{padding-left:24px;padding-right:24px}}@media (width<=959px){.role-explorer-footer{grid-template-columns:1fr}.role-node{gap:9px;padding:11px 12px}.role-node.is-highlighted{width:auto}.role-node-title{font-size:15px}.role-explorer-links{justify-items:start}.role-diagram-head{flex-direction:column}.role-diagram-canvas{min-height:0;padding:14px 14px 72px}.role-edge-layer{display:none}.role-node-layer{gap:10px;display:grid;position:static}.role-node{width:auto;min-height:0;position:static;top:auto;left:auto}.role-panel{width:100%;box-shadow:none;margin-top:12px;position:static}.role-panel-close{width:32px;height:32px}.role-panel-toggle{bottom:14px;right:14px}.role-node-tooltip{display:none}.role-article{padding-top:22px}.role-article h2,.role-article-section h2{font-size:clamp(28px,8vw,44px)}.role-article-lede,.role-article p,.role-guide-table td,.role-risk-list li{font-size:17px}.role-model-card{padding:24px}.role-model-card h3{font-size:clamp(28px,7vw,40px)}.role-article-callout{grid-template-columns:1fr;align-items:start}}@media (width<=640px){.role-diagram-card,.role-explorer-footer{border-radius:16px;padding:16px}.role-diagram-card{padding:14px}.role-diagram-head h2{font-size:22px}.role-tab{min-height:40px;padding:0 14px;font-size:12px}.role-node{gap:8px;padding:11px 12px}.role-node-badge{min-width:30px;height:30px}.role-node-title{font-size:14px}.role-panel{padding:14px}.role-panel-toggle{justify-content:space-between;width:auto;max-width:calc(100% - 24px)}.role-article p,.role-guide-table td,.role-risk-list li{font-size:16px}.role-model-card{padding:22px 18px}.role-model-example{padding:16px 16px 16px 18px}.role-model-example p{font-size:16px}.role-guide-table th,.role-guide-table td{padding-left:10px;padding-right:10px}.role-article-callout{padding:26px 22px}}@media (prefers-reduced-motion:reduce){.role-tab,.role-node,.role-panel-toggle{transition:none;animation:none}.role-tab:hover,.role-tab:focus-visible,.role-node:hover,.role-panel-toggle:hover,.role-panel-toggle:focus-visible{transform:none}}.def-card:hover,.def-card:focus-visible,.guide-card:hover,.guide-card:focus-visible{border-color:var(--line-strong);transform:perspective(900px)translateY(-4px)rotateX(1deg)rotateY(-1deg);box-shadow:0 18px 36px #0e121829,0 6px 12px #0e121814}.guide-card-outline:hover,.guide-card-outline:focus-visible{border-color:var(--ink-4);color:var(--ink-2);box-shadow:none;background:#ffffff73;transform:perspective(900px)translateY(0)rotateX(0)rotateY(0)}@media (prefers-reduced-motion:reduce){.def-card,.guide-card{transition:border-color .2s;transform:none}.def-card:hover,.def-card:focus-visible,.guide-card:hover,.guide-card:focus-visible{transform:none}}.quiz-section{max-width:960px}.quiz-shell{border:1px solid var(--line);background:#fff;border-radius:14px;padding:24px;position:relative;box-shadow:0 8px 24px #14141414}.quiz-score-wrap{border:1px solid var(--line);background:#fff;border-radius:10px;min-width:90px;padding:9px 11px;position:absolute;top:16px;left:16px}.quiz-score-label{font-family:var(--font-mono);color:var(--ink-3);text-transform:uppercase;font-size:10px}.quiz-score{margin-top:2px;font-size:24px;font-weight:700;line-height:1.1}.quiz-progress-row{margin-bottom:22px;padding-left:120px}.quiz-progress-label{font-family:var(--font-mono);text-transform:uppercase;color:var(--ink-3);margin-bottom:8px;font-size:11px}.quiz-progress-track{background:#cdeef3;border-radius:999px;width:100%;height:10px;overflow:hidden}.quiz-progress-fill{background:#0097a7;width:0%;height:100%;transition:width .2s}.quiz-card{border:1px solid var(--line);background:#fff;border-radius:12px;padding:20px}.quiz-kicker{font-family:var(--font-mono);text-transform:uppercase;color:var(--ink-3);margin:0 0 8px;font-size:11px}.quiz-term{letter-spacing:-.02em;margin:0 0 14px;font-size:clamp(30px,4.3vw,42px);line-height:1.03}.quiz-options{gap:10px;display:grid}.quiz-option{text-align:left;border:1px solid var(--line);width:100%;color:var(--ink-2);cursor:pointer;background:#fff;border-radius:10px;padding:14px;font-size:15px;transition:transform .15s,border-color .2s,box-shadow .2s}.quiz-option:hover:enabled{border-color:var(--line-strong);transform:translateY(-1px);box-shadow:0 4px 12px #071b3a1f}.quiz-option.is-correct{background:#edfff2;border-color:#2e8a46}.quiz-option.is-wrong{background:#fff1f1;border-color:#b83b3b}.quiz-feedback{min-height:22px;color:var(--ink-2);margin:12px 0 0;font-size:14px}.quiz-actions{margin-top:16px}.quiz-next{border:1px solid var(--ink);background:var(--ink);color:#fff;cursor:pointer;border-radius:8px;padding:10px 14px;font-size:14px}.quiz-next:disabled{opacity:.48;cursor:not-allowed}.quiz-burst{pointer-events:none;opacity:0;position:absolute;inset:0}.quiz-burst:before,.quiz-burst:after{content:"";background:#ffd466;border-radius:999px;width:14px;height:14px;position:absolute;top:52%;left:50%}.quiz-burst.is-active{animation:.55s ease-out quizBurst}.quiz-burst.is-active:before{animation:.55s ease-out burstA}.quiz-burst.is-active:after{animation:.55s ease-out burstB}@keyframes quizBurst{0%{opacity:.95}to{opacity:0}}@keyframes burstA{0%{transform:translate(-50%,-50%)scale(.5)}to{transform:translate(calc(-50% - 110px),calc(-50% - 56px))scale(1.45)}}@keyframes burstB{0%{transform:translate(-50%,-50%)scale(.6)}to{transform:translate(calc(110px - 50%),calc(56px - 50%))scale(1.35)}}@media (width<=700px){.quiz-shell{padding-top:86px}.quiz-score-wrap{top:14px;left:14px}.quiz-progress-row{padding-left:0}}.quiz-hub-ctas{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;display:grid}.quiz-hub-card,.quiz-personality,.quiz-personality-result{border:1px solid var(--line);background:#fff;border-radius:14px;padding:18px}.quiz-hub-kicker{font-family:var(--font-mono);text-transform:uppercase;color:var(--ink-3);margin:0 0 8px;font-size:11px}.quiz-hub-card h2{margin:0 0 8px}.quiz-hub-card p{margin:0 0 10px}.quiz-hub-proof{color:var(--ink-3);font-size:14px}.quiz-hub-button{border:1.5px solid var(--teal-deep);background:var(--teal-deep);color:#fff;cursor:pointer;border-radius:10px;padding:11px 18px;font-weight:600;text-decoration:none;transition:transform .16s,background .16s;display:inline-block}.quiz-hub-button:hover{background:#007a87;transform:translateY(-1px)}.quiz-hub-button-secondary{color:var(--teal-deep);background:#fff;margin-left:8px}.quiz-hub-button-secondary:hover{background:var(--mist)}.quiz-accordion details{border:1px solid var(--line);background:#fff;border-radius:10px;margin-bottom:10px;padding:10px 12px}.quiz-accordion summary{cursor:pointer;font-weight:600}.quiz-term-link{margin:10px 0 0;font-size:14px}.quiz-question-list{padding-left:20px}.quiz-question-list>li{margin-bottom:16px}.quiz-question-list article{border:1px solid var(--line);background:#fff;border-radius:12px;padding:14px}.quiz-question-list h3{margin-top:0;margin-bottom:10px}@media (width<=900px){.quiz-hub-ctas{grid-template-columns:1fr}.quiz-hub-button-secondary{margin-top:8px;margin-left:0}}.muted-time{color:var(--ink-3);font-size:10px;line-height:1.2;font-family:var(--font-mono);text-transform:uppercase;white-space:nowrap;text-align:left;justify-self:start}.article-meta-line{font-size:11px;font-family:var(--font-mono);color:var(--ink-3);text-transform:uppercase;opacity:.62;margin:0 0 5px}.article-meta-line a{color:inherit}.authors-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;max-width:1240px;margin:0 auto;padding:0 40px 40px;display:grid}.author-card{border:1px solid var(--line);background:#fff;border-radius:12px;grid-template-columns:84px 1fr;gap:18px;padding:18px;display:grid}a.author-card{color:inherit;text-decoration:none;transition:border-color .16s,box-shadow .16s,transform .16s}a.author-card:hover{border-color:var(--line-2);transform:translateY(-2px);box-shadow:0 12px 28px #0e121814}.author-card img{object-fit:cover;border:0;border-radius:14px;width:84px;height:84px;margin:0;display:block}.author-kicker{letter-spacing:.03em;font-size:9px;line-height:1.2;font-family:var(--font-mono);color:var(--ink-3);text-transform:uppercase;margin:0}.author-card h3{margin:4px 0 6px;font-size:22px}.author-card h3 a,.author-card .author-name,.article .author-card a{background:0 0;text-decoration:none}.author-card h3 span{color:var(--ink-3);margin-left:8px;font-size:13px}.author-card p{color:var(--ink-2);margin:0;font-size:14px}.author-card ul{margin:12px 0 0;padding-left:16px}.author-card li{color:var(--ink-2);font-size:14px}.author-card.is-compact ul{display:none}.article .authors-grid{max-width:none;padding:0}.author-body p,.author-body li{font-size:15px}.author-card .author-body p{margin:0 0 12px}.author-card .author-body p:last-child{margin-bottom:0}.author-card .author-body a{background:var(--line)}.author-avatar-large{border:1px solid var(--line);border-radius:20px;width:120px;height:120px}.author-links-list{padding-left:20px}@media (width<=900px){.authors-grid{grid-template-columns:1fr;padding-left:24px;padding-right:24px}}.editorial-card{border:1.5px solid var(--line-2);background:#f1fafb;border-radius:10px;padding:1.25rem;position:relative}.editorial-card:after{content:"";pointer-events:none;border:1px solid #071b3a0f;border-radius:8px;position:absolute;inset:6px}.editorial-card:hover{border-color:var(--line-strong);transform:rotate(-.15deg)translateY(-1px)}.handdrawn-border{border:2px solid var(--ink);border-radius:13px 11px 15px 10px}.handdrawn-underline{text-decoration:underline 2px;text-decoration-color:var(--accent-orange);text-underline-offset:.18em}.article-callout{border:1.5px solid #071b3a38;border-left:5px solid var(--accent-orange);background:#f1fafb;border-radius:10px 14px 11px 13px;padding:1rem 1.25rem}.article-image{background:#f1fafb;border:1.5px solid #071b3a29;border-radius:16px;padding:10px}.article-image img{border-radius:10px;width:100%;display:block}.infographic-frame{background:#f1fafb;border:2px solid #071b3a3d;border-radius:12px 15px 11px 14px;padding:clamp(16px,3vw,32px)}.kicker{font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.14em;color:var(--ink-3);font-size:.78rem}.section-head h2,.feature-section-heading,.role-article h2{background-image:var(--underline-h2);background-position:0 0;background-repeat:repeat;background-size:100% 1.32em;width:fit-content;max-width:100%;line-height:1.32}.article h2{line-height:1.32}.article h3{line-height:1.34}.article h2 .hl,.article h3 .hl{box-decoration-break:clone;background-position:0 0;background-repeat:repeat;display:inline}.article h2 .hl{background-image:var(--underline-h2);background-size:100% 1.32em}.article h3 .hl{background-image:var(--underline-h3);background-size:100% 1.34em}.article h2:nth-of-type(3n+2) .hl{background-image:var(--underline-h2-b)}.article h2:nth-of-type(3n) .hl{background-image:var(--underline-h2-c)}.article h3:nth-of-type(2n) .hl{background-image:var(--underline-h3-b)}[dir=rtl] .section-head h2,[dir=rtl] .feature-section-heading,[dir=rtl] .article h2 .hl,[dir=rtl] .article h3 .hl{background-position:100% 100%}.section-head h2,.feature-section-heading,.page-title,.hero h1,.article h2,.article h3,.article h4{color:var(--ink);font-weight:700}.def-card{border-color:var(--line-2);border-radius:14px}.guide-card,.feature-card,.related-card{border-color:var(--line-2)}.guide-card{border-radius:16px}.footer{background:#fff;border:1.5px solid #fff;border-radius:18px;margin:26px}html{background:var(--frame)}@media (width<=900px){.ref-main,.footer{margin-left:12px;margin-right:12px}}.hero-split{padding:56px 40px 40px}.hero-split-inner{text-align:left;grid-template-columns:minmax(0,1.05fr) minmax(0,1.2fr);align-items:center;gap:48px;max-width:1240px;display:grid}.hero-split h1{letter-spacing:-.02em;margin:0 0 20px;font-size:clamp(34px,3.6vw,52px);font-weight:700;line-height:1.12}.hero-split h1 em{font-style:normal;font-weight:700}.hero-split .sub{max-width:46ch;color:var(--ink-3);margin:0;font-size:17px}.hero-art img{width:100%;height:auto;display:block}@media (width<=900px){.hero-split-inner{grid-template-columns:1fr;gap:28px}.hero-art{order:-1;max-width:480px}}.guide-card h3,.def-card h3{color:var(--ink);font-weight:700}.quiz-list-section{max-width:1240px}.quiz-list-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.quiz-list-card{border:1.5px solid var(--line-2);background:#fff;border-radius:16px;flex-direction:column;padding:22px;transition:transform .18s,border-color .18s,box-shadow .18s;display:flex}.quiz-list-card:hover{border-color:var(--line-strong);transform:translateY(-2px);box-shadow:0 14px 30px #071b3a14}.quiz-list-media{aspect-ratio:16/9;border:1px solid var(--line);background:var(--mist);border-radius:12px;margin-bottom:18px;overflow:hidden}.quiz-list-media img{object-fit:cover;width:100%;height:100%;display:block}.quiz-list-card h2{color:var(--ink);margin:0 0 10px;font-size:22px;font-weight:700;line-height:1.16}.quiz-list-card p{color:var(--ink-3);flex:1;margin:0;font-size:14px}.quiz-list-cta{color:var(--teal-deep);margin-top:18px;font-size:14px;font-weight:600}@media (width<=900px){.quiz-list-grid{grid-template-columns:1fr}}.quiz-solo{background:var(--mist);min-height:72vh;padding:48px 24px 96px}.quiz-solo-inner{max-width:780px;margin:0 auto}.quiz-solo-title{letter-spacing:-.02em;color:var(--ink);margin:14px 0 10px;font-size:clamp(30px,4vw,42px);font-weight:700}.quiz-solo-lede{max-width:62ch;color:var(--ink-3);margin:0 0 28px;font-size:16px}.quiz-solo-shell{box-shadow:0 18px 44px #071b3a14}.quiz-solo-back{margin:22px 0 0;font-size:14px}.quiz-solo-back a{color:var(--teal-deep);font-weight:600}.ref-nav .brand-mark{box-sizing:border-box;background:#fff;border-radius:999px;width:38px;height:38px;padding:3px}.article-with-sidebar{flex-direction:row-reverse}.footer-copyright{align-items:center;gap:12px;display:inline-flex}.footer-lang{color:var(--ink-3);cursor:pointer;align-items:center;gap:4px;display:inline-flex;position:relative}.footer-lang-globe{width:14px;height:14px}.footer-lang-chevron{width:11px;height:11px}.footer-lang select{appearance:none;font:inherit;color:inherit;cursor:pointer;background:0 0;border:0;outline:none;padding:0}.quiz-question-list a,.quiz-seo-prose a,.search-item a,.quiz-term-link a{color:var(--teal-deep);text-underline-offset:2px;text-decoration:underline #0097a773}.quiz-question-list a:hover,.quiz-seo-prose a:hover{text-decoration-color:var(--teal-deep)}.nav-dropdown-wrap{align-items:center;display:inline-flex;position:relative}.nav-dropdown-trigger{align-items:center;gap:3px;display:inline-flex}.nav-caret{width:13px;height:13px;transition:transform .18s}.nav-dropdown-wrap:hover .nav-caret,.nav-dropdown-wrap:focus-within .nav-caret{transform:rotate(180deg)}.nav-mega{border:1.5px solid var(--line-2);opacity:0;visibility:hidden;z-index:60;background:#fff;border-radius:18px;width:460px;max-width:92vw;padding:12px;transition:opacity .16s,transform .16s,visibility .16s;position:absolute;top:calc(100% + 12px);left:50%;transform:translate(-50%)translateY(6px);box-shadow:0 22px 48px #071b3a24}.nav-mega:before{content:"";height:12px;position:absolute;top:-12px;left:0;right:0}.nav-dropdown-wrap:hover .nav-mega,.nav-dropdown-wrap:focus-within .nav-mega,.nav-dropdown-wrap.is-open .nav-mega{opacity:1;visibility:visible;transform:translate(-50%)translateY(0)}.nav-mega-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:4px;display:grid}.nav-mega-item{border-bottom:0;border-radius:12px;align-items:center;gap:10px;min-width:0;padding:9px 10px;transition:background .14s;display:flex}.nav-mega-item:hover{background:color-mix(in oklab, var(--mega,var(--teal)) 14%, #fff)}.nav-mega-icon{width:36px;height:36px;color:var(--mega,var(--teal-deep));background:color-mix(in oklab, var(--mega,var(--teal)) 12%, #fff);border-radius:10px;flex:none;justify-content:center;align-items:center;display:inline-flex}.nav-mega-icon svg{width:21px;height:21px}.nav-mega-text{white-space:normal;flex-direction:column;min-width:0;display:flex}.nav-mega-text strong{color:var(--ink);font-size:14px;font-weight:600;line-height:1.2}.nav-mega-text em{color:var(--ink-3);font-size:11.5px;font-style:normal;line-height:1.25}.ref-nav-links .nav-mega-more{background:color-mix(in oklab, var(--teal) 15%, #fff);color:var(--teal-deep);border-bottom:0;border-radius:12px;justify-content:center;align-items:center;gap:6px;margin-top:8px;padding:12px 11px;font-size:13px;font-weight:700;line-height:1;transition:background .15s;display:flex}.ref-nav-links .nav-mega-more:hover{background:color-mix(in oklab, var(--teal) 20%, #fff);color:var(--teal-deep)}.quiz-hero-simple{max-width:1240px;margin:0 auto;padding:36px 40px 8px}.quiz-hero-simple h1{letter-spacing:-.02em;color:var(--ink);margin:10px 0 14px;font-size:clamp(34px,4.8vw,56px);font-weight:700}.quiz-hero-simple .quiz-standfirst{max-width:60ch;color:var(--ink-3);font-size:18px}.guide-card{min-width:0}.guide-card img,.editorial-shelf-media img{object-fit:cover;width:100%;height:100%;display:block}.editorial-shelf-media{aspect-ratio:16/9;border-radius:14px;width:100%;overflow:hidden}.gmeta{flex-wrap:wrap}@media (width<=620px){.nav-dropdown-wrap{flex-direction:column;width:100%}.nav-mega{width:100%;max-width:none;box-shadow:none;opacity:1;visibility:visible;margin-top:10px;display:none;position:static;transform:none}.nav-mega:before{display:none}.nav-mega-grid{grid-template-columns:1fr}.nav-dropdown-wrap:not(.is-open):hover .nav-mega,.nav-dropdown-wrap:not(.is-open):focus-within .nav-mega{display:none}.nav-dropdown-wrap.is-open .nav-mega{display:block}.nav-dropdown-wrap.is-open .nav-mega,.nav-dropdown-wrap:hover .nav-mega,.nav-dropdown-wrap:focus-within .nav-mega{transform:none}}#reading-progress[data-astro-cid-kw4rgypl]{z-index:9999;pointer-events:none;background:#0097a7;width:0%;height:2px;position:fixed;bottom:0;left:0}