/* Version 15: a route-scoped, progressively enhanced learning gallery. */
.brainAtlas{--b-bg:#060e1a;--b-panel:#0d1929;--b-ink:#f1f6fc;--b-muted:#b1c0d2;--b-accent:#9fe7e5;--b-line:rgba(172,204,226,.2);background:var(--b-bg);color:var(--b-ink);overflow:clip;color-scheme:dark}
.brainAtlas [hidden]{display:none!important}
.brainAtlas *{box-sizing:border-box}
.brainAtlas h1,.brainAtlas h2,.brainAtlas h3,.brainAtlas p{color:inherit}
.brainAtlas a{color:var(--b-accent);text-underline-offset:.25em}
.brainAtlas :is(a,button,select):focus-visible{outline:3px solid #fff;outline-offset:5px}
.brainWrap{width:min(1512px,calc(100% - 96px));margin-inline:auto}
.brainMast{padding:38px 0 28px}
.brainMeta{display:flex;align-items:center;justify-content:space-between;gap:20px;color:var(--b-muted);font-size:12px;letter-spacing:.12em;text-transform:uppercase}
.brainMeta a{text-decoration:none;color:inherit;min-height:44px;display:inline-flex;align-items:center}
.brainMeta__brand{display:flex;align-items:center;gap:12px}
.brainMeta__dot{width:7px;height:7px;background:var(--b-accent);border-radius:50%;box-shadow:0 0 18px #9fe7e544}
.brainMast__row{display:flex;justify-content:space-between;align-items:end;gap:48px;margin-top:23px}
.brainMast h1{font-size:clamp(48px,5.8vw,88px);font-weight:400;line-height:1.04;letter-spacing:-.065em;margin:0}
.brainMast h1 em{font-style:normal;color:var(--b-accent)}
.brainMast__intro{max-width:410px;color:var(--b-muted)!important;font-size:16px;line-height:1.7;margin:0 0 5px}
.brainMast__intro small{display:block;font-size:12px;margin-top:8px;color:#91a4ba}
.brainControls{border-top:1px solid var(--b-line);border-bottom:1px solid var(--b-line);display:flex;justify-content:space-between;align-items:stretch;gap:24px}
.brainModes{display:flex;gap:32px;flex-wrap:wrap}
.brainMode{position:relative;border:0;background:none;color:var(--b-muted);padding:21px 0;cursor:pointer;font:inherit;font-size:15px;display:flex;align-items:center;gap:11px;min-height:56px}
.brainMode span{font-size:10px;font-variant-numeric:tabular-nums;letter-spacing:.07em;opacity:.8}
.brainMode[aria-pressed="true"]{color:var(--b-ink)}
.brainMode[aria-pressed="true"]:after{content:"";position:absolute;inset:auto 0 -1px;height:2px;background:var(--b-accent);box-shadow:0 0 12px #9fe7e533}
.brainControls__link{font-size:12px;display:inline-flex;align-items:center;gap:18px;white-space:nowrap;text-decoration:none}
.brainExplorer{padding:30px 0 24px;display:grid;grid-template-columns:175px minmax(260px,1fr) minmax(300px,365px);gap:28px;align-items:start;position:relative}
.brainTopics{position:relative;z-index:2;padding:14px 0}
.brainCaption{font-size:10px;text-transform:uppercase;letter-spacing:.16em;color:var(--b-muted);display:block;margin-bottom:16px}
.brainTopicSelect{width:100%;background:#102034;border:1px solid #42566d;color:#fff;font:inherit;font-size:14px;padding:12px 30px 12px 12px;border-radius:5px;min-height:46px}
.brainTopicList{display:grid;gap:2px;margin-top:20px}
.brainTopic{display:flex;gap:12px;align-items:center;position:relative;border:0;border-radius:3px;text-align:left;background:transparent;color:var(--b-muted);font:inherit;font-size:13px;line-height:1.35;padding:13px 8px;min-height:44px;cursor:pointer}
.brainTopic span{font-size:10px;color:#8da2b8;font-variant-numeric:tabular-nums}
.brainTopic:hover{background:#112334;color:#fff}
.brainTopic[aria-pressed="true"]{background:linear-gradient(90deg,#163038,transparent);color:var(--b-accent)}
.brainTopic[aria-pressed="true"]:before{content:"";position:absolute;left:0;top:13px;bottom:13px;width:2px;background:var(--b-accent)}
.brainStage{position:sticky;top:125px;min-width:0;min-height:510px;height:auto;padding:22px 0;display:flex;flex-direction:column;align-items:center;justify-content:center;isolation:isolate}
.brainStage__canvas{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:-1;opacity:.8}
.brainStage__symbol{position:absolute;top:10%;left:1%;right:1%;text-align:center;font-family:"Space Grotesk",sans-serif;font-size:clamp(86px,12vw,190px);font-weight:400;line-height:1;letter-spacing:-.08em;color:var(--b-accent);opacity:.055;user-select:none;z-index:-1}
.brainStage__art{margin:0;width:127%;max-width:780px;position:relative;pointer-events:none;transform:perspective(1000px) rotateX(var(--brain-tilt-y,0deg)) rotateY(var(--brain-tilt-x,0deg));transition:transform .8s ease}
.brainStage__art img{width:100%;height:auto;display:block;mix-blend-mode:screen;mask-image:radial-gradient(ellipse 60% 65% at 50% 49%,#000 43%,transparent 78%);-webkit-mask-image:radial-gradient(ellipse 60% 65% at 50% 49%,#000 43%,transparent 78%)}
.brainStage__orbit{position:absolute;width:93%;aspect-ratio:1.8;left:3.5%;top:28%;border:1px solid var(--b-accent);opacity:.13;border-radius:50%;transform:rotate(-23deg);pointer-events:none}
.brainStage__orbit:after{content:"";position:absolute;inset:17% -7%;border:1px solid var(--b-accent);border-radius:50%;transform:rotate(57deg)}
.brainStage__label{display:flex;align-items:center;gap:12px;color:var(--b-accent);font-size:11px;letter-spacing:.14em;text-transform:uppercase;max-width:100%;text-align:center;margin-top:-12px;z-index:1}
.brainStage__label:before{content:"";width:25px;height:1px;background:currentColor}
.brainStage__caption{font-size:11px;line-height:1.7;text-align:center;color:#9daec2;max-width:295px;margin:13px auto 0}
html[data-motion="running"] .brainStage[data-visible="true"] .brainStage__art img{animation:brain-breathe 9s ease-in-out infinite}
@keyframes brain-breathe{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
.brainLessons{min-width:0;position:relative;z-index:2}
.brainLesson{margin-bottom:30px;scroll-margin-top:145px;border:1px solid var(--b-line);background:linear-gradient(145deg,rgba(22,40,59,.82),rgba(8,20,33,.94));border-radius:12px;padding:27px 25px;box-shadow:0 24px 80px #02071333}
.brainLesson__category{font-size:10px;text-transform:uppercase;letter-spacing:.17em;color:var(--b-accent)!important;margin:0 0 13px}
.brainLesson h2{font-size:clamp(27px,2.4vw,38px);line-height:1.15;letter-spacing:-.045em;margin:0 0 15px;font-weight:500}
.brainLesson__summary{font-size:16px;line-height:1.65;margin:0 0 20px;color:#dbe6f2!important}
.brainLesson__section{margin-top:18px}
.brainLesson h3{font-size:11px;font-family:inherit;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--b-accent);margin:0 0 7px}
.brainLesson__section p{font-size:13px;line-height:1.8;color:var(--b-muted);margin:0}
.brainChips{display:flex;flex-wrap:wrap;gap:7px;list-style:none;padding:0;margin:18px 0}
.brainChips li{font-size:10px;border:1px solid #415265;background:#0b1c2c;color:#d1deeb;padding:5px 8px;border-radius:4px;line-height:1.5}
.brainLesson__note{border-left:2px solid var(--b-accent);padding-left:12px;font-size:12px!important;line-height:1.8;color:#cfdae8!important;margin:18px 0 0}
.brainLesson__sources{border-top:1px solid var(--b-line);padding-top:15px;margin-top:20px}
.brainLesson__sources p{font-size:10px;letter-spacing:.09em;text-transform:uppercase;color:var(--b-muted);margin:0 0 7px}
.brainLesson__sources ul{margin:0;padding:0;list-style:none;display:grid;gap:5px}
.brainLesson__sources a{font-size:11px;line-height:1.7;display:inline-block;padding-block:4px}
.brainPagination{display:flex;align-items:center;justify-content:space-between;gap:14px;padding-top:10px;grid-column:3}
.brainPagination p{font-size:11px;font-variant-numeric:tabular-nums;color:var(--b-muted);margin:0}
.brainPagination button{display:grid;place-content:center;border:1px solid #42566d;background:transparent;color:white;border-radius:50%;width:44px;height:44px;cursor:pointer;font-size:22px;transition:background .2s}
.brainPagination button:hover:not(:disabled){background:#19334a}
.brainPagination button:disabled{opacity:.28;cursor:default}
.brainExplorer__note{padding:22px 0 35px;border-bottom:1px solid var(--b-line);display:flex;align-items:start;justify-content:space-between;gap:40px;color:var(--b-muted);font-size:12px;line-height:1.8}
.brainExplorer__note p{max-width:720px;margin:0}
.brainExplorer__note a{white-space:nowrap;min-height:44px;display:inline-flex;align-items:center}
.brainSection{padding:90px 0;border-bottom:1px solid var(--b-line);scroll-margin-top:120px}
.brainSection__heading{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:end;margin-bottom:40px}
.brainSection h2{font-size:clamp(30px,4vw,54px);line-height:1.12;letter-spacing:-.05em;font-weight:400;margin:0}
.brainSection__heading p{color:var(--b-muted);font-size:15px;line-height:1.8;margin:0;max-width:500px}
.brainSynapse{display:grid;grid-template-columns:1.1fr 1fr;gap:70px;align-items:center}
.brainSynapse__diagram{border:1px solid var(--b-line);border-radius:12px;background:radial-gradient(ellipse at 50% 50%,#142a3a,#081422 75%);padding:25px 10px;margin:0;min-width:0;overflow:hidden}
.brainSynapse__diagram svg{display:block;width:100%;height:auto;color:#9fe7e5}
.brainSynapse__diagram figcaption{font-size:11px;color:var(--b-muted);text-align:center;padding:0 15px 6px}
.synapseStep{display:grid;grid-template-columns:44px 1fr;gap:18px;margin:0 0 25px;opacity:.65;transition:opacity .2s}
.synapseStep__number{display:grid;place-content:center;border:1px solid #668092;border-radius:50%;width:40px;height:40px;font-size:11px;color:var(--b-muted)}
.synapseStep h3{margin:0 0 8px;font-size:21px;font-weight:500;letter-spacing:-.02em}
.synapseStep p{font-size:13px;line-height:1.8;color:var(--b-muted);margin:0}
.synapseStep[data-current="true"],.brainAtlas:not([data-enhanced]) .synapseStep{opacity:1}
.synapseStep[data-current="true"] .synapseStep__number{border-color:var(--b-accent);background:#173f48;color:#fff}
.synapseControls{display:flex;gap:10px;margin-bottom:28px;flex-wrap:wrap}
.synapseControls button{background:none;color:#c4d4e3;border:1px solid #51677d;padding:11px 16px;border-radius:50px;min-height:44px;cursor:pointer;font:inherit;font-size:12px}
.synapseControls button[aria-pressed="true"]{background:#a6e5e1;border-color:#a6e5e1;color:#081722}
.synapseParticles{opacity:.15;transition:opacity .3s}
.brainSynapse[data-step="1"] .synapseParticles--release,.brainSynapse[data-step="2"] .synapseParticles--bind,.brainSynapse[data-step="3"] .synapseParticles--clear{opacity:1}
.brainEvidence{display:grid;grid-template-columns:1fr 1fr 1fr;gap:30px}
.brainEvidence article{padding:24px 0 0;border-top:1px solid #496578}
.brainEvidence span{font-size:11px;color:var(--b-accent)}
.brainEvidence h3{font-size:21px;font-weight:500;letter-spacing:-.03em;margin:20px 0 13px}
.brainEvidence p{font-size:14px;line-height:1.85;color:var(--b-muted);margin:0}
.brainCare{display:grid;grid-template-columns:1fr 1fr;gap:80px;padding:80px 0}
.brainCare h2{font-size:clamp(32px,4vw,54px);font-weight:400;line-height:1.14;letter-spacing:-.05em;margin:0 0 24px}
.brainCare p{color:var(--b-muted);font-size:15px;line-height:1.8;max-width:540px}
.brainCare__action{display:inline-flex;align-items:center;justify-content:space-between;gap:36px;min-height:54px;background:#b6e9e3;color:#071522!important;text-decoration:none;border-radius:50px;padding:14px 24px;margin-top:15px;font-size:14px;font-weight:600}
.brainCare__links{display:flex;gap:22px;flex-wrap:wrap;margin-top:24px}
.brainCare__links a{font-size:13px;min-height:44px;display:inline-flex;align-items:center}
.brainSafety{border:1px solid #6b5159;background:#211d29;border-radius:12px;padding:30px;align-self:center}
.brainSafety h3{font-size:21px;font-weight:500;margin:0 0 16px}
.brainSafety p{font-size:13px;line-height:1.9}
.brainSafety a{color:#ffd0c8}
.brainFootnote{font-size:11px;line-height:1.8;color:#a0b1c5;padding:24px 0 35px;border-top:1px solid var(--b-line)}
.brainFootnote a{display:inline-block;margin-right:15px}
.brainNoScript{font-size:13px;border:1px solid var(--b-line);padding:18px;margin-top:20px}
@media(min-width:1200px){.brainTopicSelect,.brainTopics>label{display:none}.brainAtlas[data-enhanced] .brainLessons{min-height:560px}}
@media(max-width:1199px){.brainWrap{width:calc(100% - 64px)}.brainExplorer{grid-template-columns:minmax(0,1fr) minmax(300px,.8fr);gap:24px}.brainTopics{grid-column:1/-1;display:flex;align-items:center;gap:20px;padding:0}.brainTopics label{margin:0;white-space:nowrap}.brainTopicSelect{max-width:400px}.brainTopicList{display:none}.brainStage{min-height:500px}.brainPagination{grid-column:2}.brainSection__heading{gap:40px}.brainSynapse{gap:40px}.brainCare{gap:40px}.brainMast__intro{max-width:340px}}
@media(max-width:760px){.brainWrap{width:calc(100% - 40px)}.brainMast{padding:22px 0}.brainMeta{font-size:10px;letter-spacing:.08em;gap:12px}.brainMast__row{display:block;margin-top:18px}.brainMast h1{font-size:52px}.brainMast__intro{font-size:14px;margin-top:20px;max-width:520px}.brainModes{gap:0;width:100%;justify-content:space-between}.brainMode{font-size:12px;gap:6px;padding:18px 1px;min-height:54px}.brainMode span{font-size:9px}.brainControls__link{display:none}.brainExplorer{display:flex;flex-direction:column;padding-top:20px;gap:16px}.brainTopics{width:100%;gap:15px}.brainTopics label{font-size:9px;max-width:72px;white-space:normal;line-height:1.6}.brainTopicSelect{max-width:none;flex:1;min-width:0}.brainStage{width:100%;height:auto;min-height:285px;position:relative;top:0;margin:0;padding:10px 0 18px}.brainStage__art{width:110%;max-width:520px}.brainStage__symbol{font-size:116px;top:3%}.brainStage__orbit{width:80%;left:10%}.brainStage__label{font-size:10px;margin-top:-27px}.brainStage__caption{font-size:10px;margin-top:8px;max-width:290px}.brainLessons{width:100%}.brainLesson{padding:25px;margin-bottom:0}.brainLesson h2{font-size:32px}.brainLesson__summary{font-size:15px}.brainPagination{width:100%;padding:3px 0 0}.brainExplorer__note{display:block;padding:20px 0 26px;font-size:11px}.brainExplorer__note a{margin-top:12px}.brainSection{padding:55px 0;scroll-margin-top:85px}.brainSection__heading{display:block;margin-bottom:28px}.brainSection__heading p{margin-top:20px;font-size:14px}.brainSynapse{grid-template-columns:1fr;gap:30px}.brainSynapse__diagram{padding:8px 0 14px}.synapseStep{gap:15px;margin-bottom:22px}.brainEvidence{grid-template-columns:1fr;gap:32px}.brainEvidence h3{margin:13px 0 9px}.brainCare{grid-template-columns:1fr;gap:35px;padding:55px 0}.brainSafety{padding:25px}.brainFootnote{font-size:10px}.brainCare__links{gap:15px}.brainAtlas:not([data-enhanced]) .brainLesson{margin-bottom:25px}}
@media(prefers-reduced-motion:reduce){.brainAtlas *{animation:none!important;transition:none!important}.brainStage__art{transform:none!important}}
html[data-motion="paused"] .brainAtlas *{animation:none!important;transition:none!important}
html[data-motion="paused"] .brainStage__art{transform:none!important}
@media(forced-colors:active){.brainAtlas{--b-ink:CanvasText;--b-muted:CanvasText;--b-accent:LinkText;--b-line:ButtonBorder;background:Canvas;color:CanvasText}.brainLesson,.brainSafety,.brainSynapse__diagram{background:Canvas;border-color:ButtonBorder}.brainStage__canvas,.brainStage__orbit,.brainStage__symbol{display:none}.brainTopic[aria-pressed="true"],.brainMode[aria-pressed="true"],.synapseControls button[aria-pressed="true"]{outline:2px solid Highlight}.brainAtlas p,.brainAtlas button,.brainAtlas h3,.brainChips li{color:CanvasText!important}.brainCare__action{border:1px solid LinkText;background:Canvas;color:LinkText!important}}
@media print{.brainAtlas{background:#fff;color:#111}.brainControls,.brainTopics,.brainStage,.brainPagination,.synapseControls,.brainSynapse__diagram{display:none!important}.brainExplorer,.brainCare,.brainSection__heading,.brainEvidence,.brainSynapse{display:block}.brainWrap{width:100%}.brainAtlas .brainLesson[hidden]{display:block!important}.brainLesson{break-inside:avoid;background:#fff;border:1px solid #999;box-shadow:none;margin:20px 0}.brainAtlas p,.brainAtlas h3,.brainAtlas a,.brainCaption,.brainFootnote{color:#111!important}.brainSection{padding:25px 0}.brainEvidence article{margin:20px 0}.synapseStep{opacity:1}.brainSafety{background:#fff}.brainAtlas h1{font-size:38px}}

.brainScreenReader{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.brainLesson h2:focus{outline:2px solid var(--b-accent);outline-offset:7px}