@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial}}}@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--default-transition-duration:.15s;--default-transition-timing-function:cubic-bezier(.4, 0, .2, 1);--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.sr-only{clip-path:inset(50%);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.absolute{position:absolute}.fixed{position:fixed}.relative{position:relative}.static{position:static}.container{width:100%}@media (min-width:40rem){.container{max-width:40rem}}@media (min-width:48rem){.container{max-width:48rem}}@media (min-width:64rem){.container{max-width:64rem}}@media (min-width:80rem){.container{max-width:80rem}}@media (min-width:96rem){.container{max-width:96rem}}.block{display:block}.grid{display:grid}.hidden{display:none}.table{display:table}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}.resize{resize:both}.rounded{border-radius:.25rem}.transition{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to,opacity,box-shadow,transform,translate,scale,rotate,filter,-webkit-backdrop-filter,backdrop-filter,display,content-visibility,overlay,pointer-events;transition-timing-function:var(--tw-ease,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}}:root{--paper:#f3f0e7;--paper-bright:#faf8f1;--paper-deep:#e9e4d7;--ink:#171c1d;--ink-soft:#4e5757;--line:#c9c6ba;--line-strong:#8f948f;--signal:#3157f3;--signal-deep:#1839bf;--signal-pale:#e0e6ff;--preview:#e6a935;--preview-pale:#fff1cc;--observed:#1c7b66;--computed:#3157f3;--modeled:#7651a8;--approx:#b47016;--unknown:#6f7574;--danger:#a43a2d;--font-sans:"Aptos", "Segoe UI Variable", "Segoe UI", Helvetica, Arial, sans-serif;--font-display:"Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;--font-mono:"Cascadia Mono", "SFMono-Regular", Consolas, monospace;--shadow-float:0 18px 50px #161e1e1f;--page:min(1540px, calc(100vw - 56px))}*{box-sizing:border-box}html{background:var(--paper);min-width:320px;color:var(--ink);scroll-behavior:smooth}body{background:linear-gradient(90deg, transparent calc(50% - 1px), #171c1d05 50%, transparent calc(50% + 1px)), var(--paper);min-height:100vh;color:var(--ink);font-family:var(--font-sans);text-rendering:optimizelegibility;margin:0;font-size:16px;line-height:1.5}button,input,select,textarea{color:inherit;font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}a{color:inherit;text-decoration:none}::selection{background:var(--signal);color:#fff}:focus-visible{outline:3px solid var(--signal);outline-offset:3px}.sr-only{clip:rect(0, 0, 0, 0)!important;white-space:nowrap!important;border:0!important;width:1px!important;height:1px!important;margin:-1px!important;padding:0!important;position:absolute!important;overflow:hidden!important}.skip-link{z-index:200;background:var(--ink);color:#fff;padding:10px 14px;position:fixed;top:10px;left:10px;transform:translateY(-150%)}.skip-link:focus{transform:translateY(0)}.preview-ribbon{background:var(--preview-pale);color:#5c4616;letter-spacing:.015em;text-align:center;border-bottom:1px solid #d6be80;justify-content:center;align-items:center;gap:9px;min-height:32px;padding:6px max(20px,50vw - 770px);font-size:12px;display:flex}.preview-ribbon strong{font-weight:750}.preview-dot{background:var(--preview);border-radius:50%;flex:none;width:7px;height:7px;box-shadow:0 0 0 3px #e6a93533}.site-header{z-index:70;border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#f3f0e7f0;grid-template-columns:190px 1fr auto;align-items:center;gap:28px;min-height:68px;padding:0 max(24px,50vw - 770px);display:grid;position:sticky;top:0}.brand{align-items:center;gap:11px;width:fit-content;display:inline-flex}.brand-mark{border:1px solid var(--ink);border-radius:50%;width:34px;height:34px;display:block;position:relative}.brand-mark span{background:var(--signal);border-radius:50%;width:5px;height:5px;position:absolute}.brand-mark span:first-child{top:6px;left:14px}.brand-mark span:nth-child(2){bottom:8px;right:6px}.brand-mark span:nth-child(3){bottom:8px;left:6px}.brand-mark:before,.brand-mark:after{content:"";border-top:1px solid var(--ink);transform-origin:50%;width:21px;position:absolute;top:16px;left:6px;transform:rotate(58deg)}.brand-mark:after{transform:rotate(-58deg)}.brand>span:last-child{flex-direction:column;line-height:.92;display:flex}.brand strong{letter-spacing:.09em;text-transform:uppercase;font-size:13px;font-weight:800}.brand em{font-family:var(--font-display);font-size:17px;font-style:italic}.primary-nav{justify-content:center;align-items:stretch;gap:2px;height:68px;display:flex}.primary-nav a{min-width:86px;color:var(--ink-soft);justify-content:center;align-items:center;gap:7px;padding:0 12px;font-size:13px;font-weight:640;transition:color .16s,background .16s;display:inline-flex;position:relative}.primary-nav a:after{content:"";background:var(--signal);height:2px;transition:transform .18s;position:absolute;bottom:-1px;left:12px;right:12px;transform:scaleX(0)}.primary-nav a:hover,.primary-nav a.is-active{color:var(--ink);background:#ffffff6b}.primary-nav a.is-active:after{transform:scaleX(1)}.primary-nav b{background:var(--signal);color:#fff;border-radius:50%;place-items:center;min-width:17px;height:17px;font-size:10px;display:inline-grid}.header-tools{justify-content:flex-end;align-items:center;gap:8px;display:flex}.icon-button,.selection-readout{border:1px solid var(--line);min-height:38px;color:var(--ink-soft);background:0 0;justify-content:center;align-items:center;padding:0 12px;font-size:12px;display:inline-flex}.selection-readout{background:var(--signal-pale);color:var(--signal-deep);font-family:var(--font-mono);border-color:#aebbf6;font-weight:700}.icon-button:hover{border-color:var(--ink);color:var(--ink)}.orientation-trigger span{display:block}.menu-trigger{display:none}main{min-height:calc(100vh - 190px)}.page{width:var(--page);margin:0 auto;padding:52px 0 90px}.narrow-page{width:min(920px,100vw - 40px);min-height:60vh}.workspace-heading{grid-template-columns:minmax(0,1fr) minmax(260px,420px);align-items:end;gap:64px;margin-bottom:38px;display:grid}.workspace-heading h1,.editorial-heading h1,.element-intro h1,.material-hero h1,.challenge-detail-hero h1,.learn-article h1{max-width:900px;font-family:var(--font-display);letter-spacing:-.045em;margin:6px 0 14px;font-size:clamp(42px,5vw,78px);font-weight:500;line-height:.94}.workspace-heading .lede,.element-intro .lede,.material-hero .lede,.challenge-detail-hero .lede{max-width:760px}.eyebrow{color:var(--ink-soft);letter-spacing:.13em;text-transform:uppercase;margin:0;font-size:11px;font-weight:760}.lede{color:var(--ink-soft);margin:0;font-size:clamp(17px,1.5vw,21px);line-height:1.45}.scope-note{border-left:1px solid var(--line-strong);color:var(--ink-soft);margin:0;padding:18px 0 0 22px;font-size:14px}.back-link{width:fit-content;color:var(--ink-soft);align-items:center;gap:7px;margin-bottom:32px;font-size:13px;font-weight:650;display:inline-flex}.back-link:hover{color:var(--signal)}.button{border:1px solid #0000;justify-content:center;align-items:center;gap:9px;min-height:44px;padding:0 17px;font-size:13px;font-weight:720;transition:transform .15s,background .15s,border-color .15s;display:inline-flex}.button:hover:not(:disabled){transform:translateY(-2px)}.button-primary{background:var(--signal);color:#fff}.button-primary:hover:not(:disabled){background:var(--signal-deep)}.button-secondary{border-color:var(--line-strong);background:0 0}.button-secondary:hover:not(:disabled){border-color:var(--ink)}.button-quiet{color:var(--ink-soft);background:0 0}.button-quiet:hover{color:var(--ink)}.text-button{color:var(--ink-soft);background:0 0;border:0;border-bottom:1px solid;align-items:center;gap:6px;padding:0;font-size:12px;font-weight:700;display:inline-flex}.text-button:hover{color:var(--signal)}.section-heading-inline{justify-content:space-between;align-items:end;gap:24px;margin-bottom:22px;display:flex}.section-heading-inline h2,.tray-heading h2,.learning-margin h3,.stability-panel h2,.rubric-panel h2,.settings-layout h2{font-family:var(--font-display);letter-spacing:-.03em;margin:4px 0 0;font-size:clamp(27px,2.6vw,39px);font-weight:500;line-height:1}.section-heading-inline>p{max-width:450px;color:var(--ink-soft);text-align:right;margin:0;font-size:13px}.bench-preferences{grid-template-columns:1fr 1fr;gap:12px;display:grid}.bench-preferences label{gap:5px;display:grid}.bench-preferences span{color:var(--ink-soft);letter-spacing:.1em;text-transform:uppercase;font-size:10px;font-weight:750}.bench-preferences select,.finder-controls select,.control-heading select{background:var(--paper-bright);border:1px solid var(--line);border-radius:0;min-height:40px;padding:0 34px 0 11px}.bench-preferences>a{color:var(--signal);text-align:right;grid-column:1/-1;font-size:12px;font-weight:700}.lab-layout,.directory-layout{grid-template-columns:minmax(0,1fr) 330px;align-items:start;gap:24px;display:grid}.periodic-workspace{border:1px solid var(--line);background:#faf8f19e;min-width:0;padding:24px}.periodic-toolbar{justify-content:space-between;align-items:end;gap:20px;margin-bottom:18px;display:flex}.periodic-toolbar h2{font-family:var(--font-display);letter-spacing:-.03em;margin:2px 0 0;font-size:33px;font-weight:500}.search-field{border-bottom:1px solid var(--line-strong);background:0 0;align-items:center;gap:9px;width:min(330px,45%);height:42px;padding:0 11px;display:flex}.search-field input{background:0 0;border:0;outline:none;flex:1;min-width:0}.search-field button{background:0 0;border:0;place-items:center;padding:4px;display:grid}.category-filter{flex-wrap:wrap;gap:4px 16px;margin:0 0 18px;display:flex}.category-filter button{color:var(--ink-soft);background:0 0;border:0;padding:5px 0 5px 11px;font-size:10px;font-weight:660;position:relative}.category-filter button:before{content:"";background:var(--category,var(--line-strong));border-radius:50%;width:5px;height:5px;position:absolute;top:10px;left:0}.category-filter button.is-active{color:var(--ink);text-underline-offset:4px;text-decoration:underline}.availability-guide{background:var(--signal-pale);border:1px solid #b8c3f8;border-left:3px solid var(--signal);color:#243b96;grid-template-columns:20px minmax(0,1fr);align-items:start;gap:4px 12px;margin:0 0 18px;padding:14px 15px;display:grid}.availability-guide>svg{color:var(--signal);margin-top:1px}.availability-guide-copy{gap:3px;min-width:0;display:grid}.availability-guide-copy strong{letter-spacing:.01em;font-size:12px;font-weight:760}.availability-guide-copy span{max-width:820px;font-size:10px;line-height:1.5}.availability-guide.has-selection{background:#e8ecff}.availability-guide.has-error{background:var(--preview-pale);border-color:#d6be80;border-left-color:var(--preview);color:#5c4616}.availability-guide.has-error>svg{color:var(--preview)}.availability-partners{flex-wrap:wrap;grid-column:2;gap:7px;margin-top:8px;display:flex}.availability-partners button{color:#1f358d;text-align:left;background:#ffffff9e;border:1px solid #9eacf0;grid-template-columns:31px minmax(0,1fr) auto;align-items:center;gap:8px;min-width:145px;min-height:48px;padding:7px 9px;transition:background .15s,border-color .15s,color .15s,transform .15s;display:grid}.availability-partners button:hover{background:var(--signal);border-color:var(--signal);color:#fff;transform:translateY(-1px)}.availability-partners strong{font-family:var(--font-display);font-size:21px;font-weight:600;line-height:1}.availability-partners span{text-overflow:ellipsis;white-space:nowrap;font-size:10px;overflow:hidden}.availability-partners em{letter-spacing:.04em;white-space:nowrap;text-transform:uppercase;background:#3157f31a;padding:3px 5px;font-size:8px;font-style:normal;font-weight:760}.availability-partners button:hover em{background:#ffffff29}[data-category=alkali-metal]{--category:#c65e47}[data-category=alkaline-earth]{--category:#c18b2d}[data-category=transition-metal]{--category:#4779a6}[data-category=post-transition]{--category:#71836b}[data-category=metalloid]{--category:#3f927f}[data-category=reactive-nonmetal]{--category:#6a6fb0}[data-category=halogen]{--category:#925e9d}[data-category=noble-gas]{--category:#2d8f99}[data-category=lanthanide]{--category:#a55c7c}[data-category=actinide]{--category:#7d6a55}.periodic-scroll{scrollbar-color:var(--line-strong) transparent;max-width:100%;overflow-x:auto}.periodic-grid{grid-template-rows:repeat(9,auto);grid-template-columns:repeat(18,minmax(40px,1fr));gap:5px;min-width:850px;display:grid;position:relative}.element-tile{aspect-ratio:.92;border:1px solid var(--line);border-top:2px solid var(--category,var(--line-strong));text-align:left;background:#ffffff85;flex-direction:column;justify-content:space-between;align-items:flex-start;min-width:0;padding:6px 4px 5px;transition:transform .17s cubic-bezier(.2,.8,.2,1),background .17s,border-color .17s,color .17s,box-shadow .17s,filter .17s,opacity .17s;display:flex;position:relative;overflow:hidden}.element-tile:hover{z-index:2;background:var(--paper-bright);border-color:var(--ink-soft);transform:translateY(-2px)}.element-tile.is-selected{z-index:3;background:var(--signal);border-color:var(--signal);color:#fff;transform:translateY(-3px)scale(1.035);box-shadow:0 7px 16px #3157f33d}.element-tile.is-compound-ready{background:#eef1ffc7;box-shadow:inset 0 0 0 1px #3157f357}.compound-ready-marker{border-top:15px solid var(--signal);border-left:15px solid #0000;width:0;height:0;position:absolute;top:0;right:0}.element-tile.is-available-next{z-index:2;border:2px solid var(--signal);color:var(--signal-deep);background:#edf0ff;transform:translateY(-2px);box-shadow:0 0 0 2px #3157f326,0 7px 15px #3157f324}.element-tile.is-available-next:hover{background:var(--signal);border-color:var(--signal);color:#fff;transform:translateY(-4px)}.availability-count{background:var(--signal);color:#fff;width:17px;height:17px;font-family:var(--font-mono);border-radius:50%;place-items:center;font-size:8px;font-weight:750;line-height:1;display:grid;position:absolute;bottom:3px;right:3px}.element-tile.is-available-next:hover .availability-count{color:var(--signal-deep);background:#fff}.element-tile.is-unavailable-next{cursor:not-allowed;filter:grayscale(.72)saturate(.35);opacity:.46}.element-tile.is-unavailable-next:hover{z-index:1;border-color:var(--line);filter:grayscale(.45)saturate(.55);opacity:.68;background:#ffffff85;transform:none}.element-tile.is-unavailable-next:focus-visible{filter:grayscale(.25)saturate(.7);opacity:.84}.element-tile.is-checking-next{cursor:wait;filter:saturate(.55);opacity:.48}.element-tile.is-checking-next:hover{transform:none}.atomic-number{font-family:var(--font-mono);opacity:.72;font-size:8px}.element-tile strong{font-family:var(--font-display);font-size:clamp(15px,1.3vw,22px);font-weight:600;line-height:1}.element-name{text-overflow:ellipsis;white-space:nowrap;width:100%;font-size:7px;overflow:hidden}.periodic-empty{min-height:250px;color:var(--ink-soft);grid-area:1/1/5/-1;place-items:center;display:grid}.periodic-footnote{color:var(--ink-soft);margin:14px 0 0;font-size:10px}.element-tray{background:var(--ink);color:#f8f5ec;padding:23px;position:sticky;top:92px}.tray-heading{justify-content:space-between;align-items:flex-start;margin-bottom:24px;display:flex}.element-tray .eyebrow{color:#aeb5b3}.element-tray .text-button{color:#cdd3d0}.tray-heading h2{color:#fff;font-size:29px}.selected-elements{border-top:1px solid #3f4747}.selected-element{border-bottom:1px solid #3f4747;grid-template-columns:25px 50px 1fr 26px;align-items:center;gap:8px;min-height:63px;display:grid}.selected-element>span{color:#909998;font-family:var(--font-mono);font-size:10px}.selected-element>strong{font-family:var(--font-display);font-size:28px}.selected-element p{color:#c7cecb;margin:0;font-size:12px}.selected-element button{color:#9aa3a0;background:0 0;border:0;place-items:center;padding:5px;display:grid}.tray-empty{color:#aeb5b3;text-align:center;border:1px dashed #57605e;align-content:center;place-items:center;gap:9px;min-height:155px;display:grid}.tray-empty span{font-family:var(--font-display);font-size:38px}.tray-empty p{max-width:180px;margin:0;font-size:12px}.mode-callout{grid-template-columns:30px 1fr;gap:12px;margin:24px 0 20px;display:grid}.mode-index{color:#7f8986;font-family:var(--font-mono);padding-top:2px;font-size:10px}.mode-callout strong{color:#fff;font-size:13px}.mode-callout p{color:#aeb5b3;margin:4px 0 0;font-size:11px;line-height:1.55}.mode-callout.is-compound strong{color:#9bafff}.tray-action{width:100%}.tray-partners{border-top:1px solid #3f4747;margin-top:20px;padding-top:16px}.tray-partners>span{color:#9bafff;letter-spacing:.12em;text-transform:uppercase;margin-bottom:8px;font-size:9px;font-weight:760;display:block}.tray-partners>div{gap:7px;display:grid}.tray-partners button{color:#f8f5ec;text-align:left;background:#202728;border:1px solid #4a5553;grid-template-columns:35px minmax(0,1fr) auto;align-items:center;gap:8px;width:100%;min-height:52px;padding:8px 9px;transition:background .15s,border-color .15s,transform .15s;display:grid}.tray-partners button:hover{background:#273247;border-color:#8299f8;transform:translate(2px)}.tray-partners strong{color:#fff;font-family:var(--font-display);font-size:22px;font-weight:600;line-height:1}.tray-partners button>span{color:#c7cecb;text-overflow:ellipsis;white-space:nowrap;font-size:10px;overflow:hidden}.tray-partners em{color:#9bafff;letter-spacing:.04em;white-space:nowrap;text-transform:uppercase;font-size:8px;font-style:normal;font-weight:760}.starter-section{border-top:1px solid var(--line-strong);margin-top:70px;padding-top:28px}.starter-list{border-top:1px solid var(--line)}.starter-list>button{border:0;border-bottom:1px solid var(--line);text-align:left;background:0 0;grid-template-columns:40px 35px minmax(0,1fr) 30px;align-items:center;gap:20px;width:100%;min-height:102px;padding:16px 10px;transition:padding .17s,background .17s;display:grid}.starter-list>button:hover{background:#ffffff75;padding-left:18px;padding-right:18px}.starter-index{color:var(--ink-soft);font-family:var(--font-mono);font-size:10px}.starter-list button>span:nth-child(3){grid-template-columns:minmax(160px,.55fr) minmax(200px,.8fr) 1.2fr;align-items:center;gap:24px;display:grid}.starter-list em{color:var(--signal);letter-spacing:.1em;text-transform:uppercase;font-size:10px;font-style:normal;font-weight:750}.starter-list strong{font-family:var(--font-display);font-size:22px;font-weight:500}.starter-list small{color:var(--ink-soft);font-size:12px}.site-footer{width:var(--page);border-top:1px solid var(--line-strong);min-height:95px;color:var(--ink-soft);justify-content:space-between;align-items:center;gap:24px;margin:0 auto;font-size:11px;display:flex}.site-footer nav{flex-wrap:wrap;gap:18px;display:flex}.site-footer button{background:0 0;border:0;padding:0}.site-footer a:hover,.site-footer button:hover{color:var(--signal)}.orientation-backdrop,.evidence-backdrop{z-index:120;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#0f141580;justify-content:flex-end;animation:.18s both fade-in;display:flex;position:fixed;inset:0}.orientation-sheet,.evidence-drawer{background:var(--paper-bright);width:min(540px,100vw);height:100%;box-shadow:var(--shadow-float);padding:54px 44px;animation:.26s cubic-bezier(.2,.85,.2,1) both drawer-in;position:relative;overflow-y:auto}.orientation-sheet h2,.evidence-drawer h2{font-family:var(--font-display);letter-spacing:-.04em;margin:8px 0 30px;font-size:42px;font-weight:500;line-height:1}.dialog-close,.evidence-drawer header>button{border:1px solid var(--line);background:0 0;place-items:center;width:38px;height:38px;display:grid;position:absolute;top:24px;right:24px}.orientation-steps{border-top:1px solid var(--line);margin:0 0 34px;padding:0;list-style:none}.orientation-steps li{border-bottom:1px solid var(--line);grid-template-columns:42px 1fr;gap:13px;min-height:104px;padding:18px 0;display:grid}.orientation-steps>li>span{color:var(--signal);font-family:var(--font-mono);font-size:11px}.orientation-steps strong{font-size:15px}.orientation-steps p{color:var(--ink-soft);margin:4px 0 0;font-size:13px}@keyframes drawer-in{0%{opacity:0;transform:translate(30px)}to{opacity:1;transform:translate(0)}}@keyframes fade-in{0%{opacity:0}to{opacity:1}}@keyframes spin{to{transform:rotate(360deg)}}.spin{animation:.9s linear infinite spin}.data-state,.unsupported-state{border:1px solid var(--line);background:#faf8f1a6;align-items:flex-start;gap:16px;margin:20px 0;padding:24px;display:flex}.data-state p,.unsupported-state p{color:var(--ink-soft);margin:0;font-size:13px}.data-state strong{margin-bottom:3px;display:block}.data-state .button{min-height:36px;margin-left:auto}.data-state.is-error{border-left:3px solid var(--danger)}.unsupported-state{background:repeating-linear-gradient(135deg,#ffffff57 0 10px,#0000 10px 20px);align-items:center;min-height:190px}.unsupported-glyph{border:1px solid var(--line-strong);width:58px;height:58px;font-family:var(--font-display);border-radius:50%;flex:none;place-items:center;font-size:31px;display:grid}.unsupported-state h2{font-family:var(--font-display);letter-spacing:-.03em;margin:5px 0 8px;font-size:clamp(25px,3vw,38px);font-weight:500}.evidence-badge{width:fit-content;color:var(--status-color,var(--unknown));letter-spacing:.06em;text-transform:uppercase;white-space:nowrap;align-items:center;gap:6px;font-size:9px;font-weight:800;display:inline-flex}.evidence-badge>span{border:2px solid var(--status-color,var(--unknown));border-radius:var(--status-radius,50%);width:8px;height:8px}.evidence-badge[data-status=OBSERVED]{--status-color:var(--observed);--status-radius:50%}.evidence-badge[data-status=COMPUTED]{--status-color:var(--computed);--status-radius:1px}.evidence-badge[data-status=MODEL_DERIVED]{--status-color:var(--modeled);--status-radius:50% 0 50% 0}.evidence-badge[data-status=CURATED_APPROXIMATION]{--status-color:var(--approx);--status-radius:50% 50% 0 50%}.evidence-badge[data-status=UNKNOWN]{--status-color:var(--unknown);--status-radius:0}.claim-list{border-top:1px solid var(--line)}.claim-row{border:0;border-bottom:1px solid var(--line);text-align:left;background:0 0;grid-template-columns:minmax(180px,1fr) minmax(100px,.7fr) 180px;align-items:center;gap:24px;width:100%;min-height:78px;padding:13px 8px;transition:background .15s,padding .15s;display:grid}.claim-row:hover{background:#ffffff7a;padding-left:15px;padding-right:15px}.claim-row>span:first-child{gap:3px;display:grid}.claim-row strong{font-size:13px}.condition-summary{color:var(--ink-soft);font-size:10px}.claim-reading{font-family:var(--font-mono);font-size:13px;font-weight:650}.evidence-drawer header{border:0;padding:0;display:block;position:static}.evidence-drawer header h2{margin-bottom:0}.evidence-reading{border-top:1px solid var(--line-strong);border-bottom:1px solid var(--line-strong);grid-template-columns:1fr auto;gap:8px;margin:28px 0;padding:23px 0;display:grid}.evidence-reading>span{color:var(--ink-soft);font-size:11px}.evidence-reading>strong{font-family:var(--font-mono);font-size:24px}.evidence-reading .evidence-badge{grid-column:1/-1}.evidence-definition-list{margin:0}.evidence-definition-list>div{border-bottom:1px solid var(--line);grid-template-columns:130px 1fr;gap:18px;padding:14px 0;display:grid}.evidence-definition-list dt{color:var(--ink-soft);letter-spacing:.08em;text-transform:uppercase;font-size:10px;font-weight:750}.evidence-definition-list dd{margin:0;font-size:12px;line-height:1.6}.monospace{font-family:var(--font-mono);overflow-wrap:anywhere}.evidence-sources{margin-top:30px}.evidence-sources h3{font-family:var(--font-display);margin:0 0 10px;font-size:25px;font-weight:500}.evidence-sources article{border-top:1px solid var(--line);grid-template-columns:24px 1fr;gap:10px;padding:15px 0;display:grid}.evidence-sources article strong{font-size:13px}.evidence-sources article p{color:var(--ink-soft);margin:3px 0;font-size:11px}.evidence-sources article a{color:var(--signal);align-items:center;gap:4px;font-size:11px;font-weight:700;display:inline-flex}.license-note{background:var(--paper-deep);gap:10px;margin-top:24px;padding:14px;display:flex}.license-note p{color:var(--ink-soft);margin:0;font-size:10px}.element-hero{grid-template-columns:250px minmax(0,1fr) 290px;align-items:stretch;gap:44px;margin-bottom:60px;display:grid}.element-identity-mark{background:var(--ink);border-top:6px solid var(--category,var(--signal));color:#fff;flex-direction:column;justify-content:space-between;min-height:270px;padding:20px;display:flex;position:relative;overflow:hidden}.element-identity-mark:after{content:"";border:1px solid #ffffff2e;border-radius:50%;width:180px;height:180px;position:absolute;bottom:-70px;right:-70px}.element-identity-mark span{color:#a9b1af;font-family:var(--font-mono);font-size:12px}.element-identity-mark strong{font-family:var(--font-display);font-size:105px;font-weight:500;line-height:.75}.element-identity-mark em{color:#d6dbd8;font-size:13px;font-style:normal}.element-intro{align-self:center}.hero-actions{flex-wrap:wrap;gap:8px;margin-top:25px;display:flex}.reference-summary{border-left:1px solid var(--line-strong);align-self:center;padding:22px 0 22px 24px}.reference-summary>strong{font-family:var(--font-display);margin:14px 0 4px;font-size:52px;font-weight:500;display:block}.reference-summary h2{margin:0;font-size:15px}.reference-summary p{color:var(--ink-soft);margin:6px 0 16px;font-size:12px}.detail-grid{grid-template-columns:minmax(0,1fr) 280px;gap:40px;display:grid}.detail-main{min-width:0}.fixed-condition,.record-count,.method-label{color:var(--ink-soft);letter-spacing:.04em;text-transform:uppercase;align-items:center;gap:6px;font-size:10px;font-weight:690;display:inline-flex}.learning-margin{border-left:1px solid var(--line);padding:10px 0 0 24px}.learning-margin>div{margin-bottom:28px}.learning-margin h3{margin:9px 0 7px;font-size:22px}.learning-margin p{color:var(--ink-soft);margin:0;font-size:12px}.learning-margin>a{color:var(--signal);align-items:center;gap:6px;font-size:12px;font-weight:700;display:inline-flex}.phase-lab{background:var(--paper-bright);border:1px solid var(--line);grid-template-columns:minmax(350px,.9fr) minmax(390px,1.1fr);min-height:480px;display:grid}.phase-stage{background:var(--ink);color:#fff;min-height:480px;position:relative;overflow:hidden}.phase-stage:before{content:"";opacity:.16;background-image:linear-gradient(#ffffff26 1px,#0000 1px),linear-gradient(90deg,#ffffff26 1px,#0000 1px);background-size:32px 32px;position:absolute;inset:0}.phase-stage-meta{z-index:2;grid-template-columns:auto minmax(0,1fr);align-items:start;gap:16px;display:grid;position:absolute;top:19px;left:20px;right:20px}.phase-stage-meta>span:first-child{font-family:var(--font-display);font-size:34px}.phase-stage .evidence-badge{color:#f6c866;--status-color:#f6c866;text-align:right;white-space:normal;justify-self:end;line-height:1.25}.particle-field{position:absolute;inset:72px 28px 110px}.particle-field i{width:13px;height:13px;left:var(--x);top:var(--y);background:#8da4ff;border:2px solid #d7dfff;border-radius:50%;transition:left .65s cubic-bezier(.2,.8,.2,1),top .65s cubic-bezier(.2,.8,.2,1),transform .65s;position:absolute;box-shadow:0 0 15px #5b7bff59}.phase-stage[data-phase=solid] .particle-field i{left:var(--solid-x);top:var(--solid-y);animation:particle-vibrate .6s ease-in-out var(--delay) infinite alternate}.phase-stage[data-phase=liquid] .particle-field i{top:calc(42% + var(--y) / 2);animation:particle-drift 2.2s ease-in-out var(--delay) infinite alternate}.phase-stage[data-phase=gas] .particle-field i{left:var(--x);top:var(--y);animation:particle-float 2.7s ease-in-out var(--delay) infinite alternate}.phase-stage[data-phase=multiphase] .particle-field i:nth-child(odd){top:65%}@keyframes particle-vibrate{to{transform:translate(2px,-2px)}}@keyframes particle-drift{to{transform:translate(15px,-7px)}}@keyframes particle-float{to{transform:translate(-12px,16px)}}.phase-reading{z-index:2;border-top:1px solid #48504f;padding-top:13px;position:absolute;bottom:21px;left:20px;right:20px}.phase-reading>span{color:#9ca6a3;letter-spacing:.08em;text-transform:uppercase;font-size:10px}.phase-reading>strong{font-family:var(--font-display);margin:3px 0;font-size:31px;font-weight:500;display:block}.phase-reading p{color:#aeb8b5;margin:0;font-size:9px}.phase-controls{padding:34px 30px}.control-heading{grid-template-columns:25px 1fr auto;align-items:center;gap:10px;display:grid}.control-heading span{color:var(--ink-soft);text-transform:uppercase;font-size:10px;display:block}.control-heading strong{font-family:var(--font-mono);font-size:20px}.control-heading select{min-height:36px}.phase-slider{width:100%;accent-color:var(--signal);margin:35px 0 0}.phase-ticks{border-top:1px solid var(--line);height:38px;margin:0 8px 18px;position:relative}.phase-ticks button{background:0 0;border:0;padding:0;position:absolute;top:-6px;transform:translate(-50%)}.phase-ticks button>span{background:var(--ink-soft);width:1px;height:12px;margin:auto;display:block}.phase-ticks small{color:var(--ink-soft);font-family:var(--font-mono);white-space:nowrap;margin-top:2px;font-size:8px;display:block}.numeric-condition{border:1px solid var(--line);grid-template-columns:1fr 120px 30px;align-items:center;height:48px;padding:0 12px;display:grid}.numeric-condition>span{color:var(--ink-soft);font-size:11px}.numeric-condition input{border:0;border-bottom:1px solid var(--line);width:100%;font-family:var(--font-mono);text-align:right;background:0 0;outline:none}.numeric-condition em{text-align:right;font-style:normal}.fixed-pressure-row{border-bottom:1px solid var(--line);grid-template-columns:25px 70px 1fr;align-items:center;gap:8px;min-height:55px;display:grid}.fixed-pressure-row span{color:var(--ink-soft);font-size:11px}.fixed-pressure-row strong{text-align:right;font-size:11px}.phase-controls .data-state{min-height:55px;margin:15px 0 0;padding:13px}.phase-controls .data-state .button{display:none}.inline-limitation,.record-warning,.model-banner,.certification-warning{background:var(--preview-pale);color:#5c4616;align-items:flex-start;gap:10px;margin-top:14px;padding:13px 15px;display:flex}.inline-limitation p,.record-warning p,.model-banner p,.certification-warning p{margin:0;font-size:11px}.claim-section{margin-top:70px}.substance-structure-section,.material-structure-section{border-top:1px solid var(--line-strong);margin-top:70px;padding-top:28px}.structure-caption{color:var(--ink-soft);margin:10px 0 0;font-size:10px}.structure-viewer,.structure-fallback{background:var(--ink);color:#fff;min-height:430px;position:relative}.structure-canvas{position:absolute;inset:0 0 48px}.structure-toolbar{z-index:2;background:#111617;border-top:1px solid #3b4443;align-items:center;gap:6px;min-height:48px;padding:0 14px;display:flex;position:absolute;bottom:0;left:0;right:0}.structure-toolbar button{color:#dce1df;background:0 0;border:1px solid #4b5553;align-items:center;gap:5px;min-height:30px;padding:0 9px;font-size:10px;display:inline-flex}.structure-toolbar button.is-active{background:var(--signal);border-color:var(--signal);color:#fff}.structure-toolbar span{color:#919c99;margin-left:auto;font-size:9px}.viewer-status{z-index:3;color:#dce1df;background:#0a0e0fb3;padding:7px 9px;font-size:10px;position:absolute;top:18px;left:18px}.viewer-status.is-error{color:#ffb1a5}.structure-fallback{text-align:center;align-content:center;place-items:center;gap:8px;min-height:270px;display:grid}.structure-fallback>div{border:1px solid #343b3a;position:absolute;inset:20px}.structure-fallback>div:before,.structure-fallback>div:after{content:"";border-top:1px solid #4f5a58;width:160px;position:absolute;inset:50% auto auto 50%;transform:translate(-50%,-50%)rotate(35deg)}.structure-fallback>div:after{transform:translate(-50%,-50%)rotate(-35deg)}.structure-fallback>div i{border:1px solid #6f7c79;border-radius:50%;width:8px;height:8px;position:absolute}.structure-fallback>div i:first-child{top:30%;left:30%}.structure-fallback>div i:nth-child(2){top:45%;right:22%}.structure-fallback>div i:nth-child(3){bottom:22%;left:48%}.structure-fallback>:not(div){z-index:2;position:relative}.structure-fallback strong{font-family:var(--font-display);font-size:24px;font-weight:500}.structure-fallback p{color:#aeb8b5;max-width:330px;margin:0;font-size:11px}.query-equation{background:var(--ink);color:#fff;flex-wrap:wrap;align-items:center;gap:8px;min-height:78px;padding:13px;display:flex;position:relative}.query-equation>span{align-items:center;gap:8px;display:inline-flex}.query-equation>span>em{color:#7f8a87;font-family:var(--font-display);font-size:25px;font-style:normal}.query-equation>span>button{background:var(--signal);color:#fff;min-width:59px;min-height:46px;font-family:var(--font-display);border:0;justify-content:center;align-items:center;gap:8px;padding:0 12px;font-size:22px;display:inline-flex}.query-equation>strong{color:#aeb7b4;padding:0 15px;font-size:13px}.add-element-button{color:#c3cbc8;background:0 0;border:1px dashed #68716f;min-height:38px;padding:0 11px;font-size:11px}.selection-limit{color:#b8c1be;letter-spacing:.07em;text-transform:uppercase;background:#29302f;border:1px solid #4f5957;align-items:center;min-height:30px;padding:0 9px;font-size:9px;font-weight:720;display:inline-flex}.query-warning{background:var(--preview-pale);border-left:3px solid var(--preview);color:#5c4616;max-width:680px;margin:12px 0 0;padding:9px 11px;font-size:11px;line-height:1.55}.element-picker{z-index:30;background:var(--paper-bright);border:1px solid var(--line-strong);width:min(390px,90vw);box-shadow:var(--shadow-float);color:var(--ink);padding:14px;position:absolute;top:calc(100% + 7px);right:0}.element-picker>label{border-bottom:1px solid var(--line-strong);align-items:center;gap:8px;height:38px;display:flex}.element-picker input{background:0 0;border:0;outline:none;flex:1}.element-picker>div{grid-template-columns:repeat(2,1fr);max-height:280px;display:grid;overflow:auto}.element-picker>div button{border:0;border-bottom:1px solid var(--line);text-align:left;background:0 0;grid-template-columns:35px minmax(0,1fr) auto;align-items:center;gap:7px;min-height:50px;padding:8px;display:grid}.element-picker>div button:hover{background:var(--signal-pale)}.element-picker>div strong{font-family:var(--font-display);font-size:20px}.element-picker>div span{color:var(--ink-soft);font-size:10px}.element-picker>div em{background:var(--signal-pale);color:var(--signal-deep);letter-spacing:.04em;white-space:nowrap;text-transform:uppercase;padding:3px 5px;font-size:8px;font-style:normal;font-weight:760}.picker-empty{color:var(--ink-soft);text-align:center;grid-column:1/-1;margin:0;padding:24px 12px;font-size:11px;line-height:1.55}.discovery-disclaimer{z-index:20;color:#243b96;background:#e5eaff;border:1px solid #aebbf6;align-items:flex-start;gap:12px;margin-bottom:18px;padding:15px 18px;display:flex;position:sticky;top:76px}.discovery-disclaimer p{margin:0;font-size:12px}.finder-controls{border-top:1px solid var(--line);border-bottom:1px solid var(--line);align-items:center;gap:26px;min-height:66px;padding:10px 14px;display:flex}.finder-controls>div{align-items:center;gap:9px;display:flex}.finder-controls span{color:var(--ink-soft);text-transform:uppercase;font-size:10px;font-weight:700}.finder-controls select{min-height:35px;font-size:11px}.finder-controls select option:disabled{color:#909694}.check-filter{margin-left:auto}.check-filter input{opacity:0;position:absolute}.check-filter>span{border:1px solid var(--line);align-items:center;gap:6px;min-height:35px;padding:0 10px;display:inline-flex}.check-filter input:checked+span{background:var(--ink);border-color:var(--ink);color:#fff}.check-filter input:disabled+span{background:var(--paper-deep);border-color:var(--line);color:#7a817f;cursor:not-allowed;opacity:.62}.result-section{margin-top:46px}.empty-result-recovery>.text-button,.empty-result-recovery>a{margin:-2px 0 18px 24px}.material-results{border-top:1px solid var(--line-strong)}.material-result{border-bottom:1px solid var(--line);grid-template-columns:40px 120px minmax(0,1fr) 210px;align-items:center;gap:22px;min-height:150px;padding:20px 8px;transition:background .16s,padding .16s;display:grid}.material-result:hover{background:#ffffff7a;padding-left:15px;padding-right:15px}.result-index{color:var(--ink-soft);font-family:var(--font-mono);font-size:10px}.formula-mark{font-family:var(--font-display);font-size:clamp(34px,4vw,58px);line-height:1}.result-copy h3{font-family:var(--font-display);letter-spacing:-.02em;margin:3px 0 6px;font-size:25px;font-weight:500}.result-copy>p:not(.eyebrow){max-width:670px;color:var(--ink-soft);margin:0;font-size:12px}.why-result{color:var(--ink-soft);margin-top:9px;font-size:9px;font-style:italic;display:block}.result-meta{justify-items:start;gap:10px;display:grid}.result-meta>span:not(.evidence-badge){color:var(--ink-soft);font-size:10px}.result-meta>a{color:var(--signal);align-items:center;gap:5px;font-size:11px;font-weight:750;display:inline-flex}.result-warning{background:var(--preview-pale);color:#5c4616;padding:12px;font-size:10px}.material-hero{grid-template-columns:220px minmax(0,1fr) 190px;align-items:center;gap:42px;margin-bottom:48px;display:grid}.material-formula{background:var(--signal);color:#fff;flex-direction:column;justify-content:space-between;min-height:200px;padding:22px;display:flex}.material-formula>span{font-family:var(--font-display);word-break:break-word;font-size:clamp(48px,6vw,82px);line-height:.9}.material-formula small{font-family:var(--font-mono);font-size:10px}.material-hero h1{font-size:clamp(42px,5vw,72px)}.evidence-summary-line{color:var(--ink-soft);flex-wrap:wrap;align-items:center;gap:15px;margin-top:20px;font-size:10px;display:flex}.evidence-summary-line strong{background:var(--preview-pale);color:#674c10;padding:4px 7px}.material-actions{gap:8px;display:grid}.record-warning{margin:-25px 0 50px}.material-content-grid{grid-template-columns:minmax(0,1fr) 330px;align-items:start;gap:46px;margin-top:70px;display:grid}.material-content-grid .claim-section{margin-top:0}.claim-group{margin-bottom:34px}.claim-group>h3{color:var(--ink-soft);letter-spacing:.1em;text-transform:uppercase;margin:0 0 9px;font-size:10px}.stability-panel{background:var(--ink);color:#fff;padding:25px;position:sticky;top:100px}.stability-panel .eyebrow{color:#9ca7a4}.stability-panel h2{color:#fff;margin-bottom:22px;font-size:31px}.stability-panel>p:not(.eyebrow){color:#aeb8b5;font-size:12px}.stability-panel .claim-row{color:#fff;border-color:#3a4241;grid-template-columns:1fr;gap:6px}.stability-panel .claim-reading{font-size:15px}.stability-caveat{border-top:1px solid #4b5553;margin:24px 0;padding-top:19px}.stability-caveat strong{color:#f0c467;font-size:12px}.stability-caveat p{color:#aeb8b5;font-size:10px}.stability-panel>a{color:#9bafff;font-size:11px;font-weight:700}.diagram-model-stamp{border-left:1px solid var(--line-strong);gap:4px;padding:18px 0 0 22px;display:grid}.diagram-model-stamp>strong{font-family:var(--font-mono);font-size:14px}.diagram-model-stamp>span{color:var(--ink-soft);font-size:10px}.model-banner{background:var(--signal-pale);color:#243b96;margin:0 0 34px}.diagram-unsupported-layout{grid-template-columns:minmax(0,1fr) 320px;gap:30px;display:grid}.diagram-unsupported-layout .unsupported-state{margin:0}.diagram-unsupported-layout>aside{border:1px solid var(--line);padding:25px}.diagram-unsupported-layout>aside h2{font-family:var(--font-display);margin:12px 0 7px;font-size:27px;font-weight:500}.diagram-unsupported-layout>aside p{color:var(--ink-soft);font-size:12px}.diagram-unsupported-layout>aside .button{width:100%;margin:14px 0}.diagram-unsupported-layout>aside a{color:var(--signal);font-size:11px;font-weight:700}.diagram-result{margin-top:50px}.hull-plot{background:var(--ink);color:#fff;min-height:420px;padding:28px;position:relative}.hull-plot svg{width:100%;height:340px}.hull-plot line{stroke:#76807e;stroke-width:1px}.hull-plot polyline{fill:none;stroke:#8fa5ff;stroke-width:3px}.hull-plot circle{fill:#f3c661;stroke:#171c1d;stroke-width:2px}.hull-plot .x-label{font-size:10px;position:absolute;bottom:15px;right:30px}.hull-plot .y-label{transform-origin:0 0;font-size:10px;position:absolute;top:50%;left:10px;transform:rotate(-90deg)translate(-50%)}.table-scroll{max-width:100%;overflow-x:auto}.table-scroll table{border-collapse:collapse;width:100%;font-size:11px}.table-scroll caption{color:var(--ink-soft);text-align:left;padding:10px 0;font-size:10px}.table-scroll th,.table-scroll td{border-bottom:1px solid var(--line);text-align:left;padding:13px 10px}.table-scroll thead th{color:var(--ink-soft);letter-spacing:.06em;text-transform:uppercase;font-size:9px}.compare-tray{border-top:1px solid var(--line-strong);border-bottom:1px solid var(--line-strong);grid-template-columns:repeat(4,1fr);margin:0 0 50px;display:grid}.compare-tray article{border-right:1px solid var(--line);grid-template-columns:28px 92px minmax(0,1fr);align-items:center;gap:12px;min-height:115px;padding:18px 36px 18px 18px;display:grid;position:relative}.compare-tray article>span{color:var(--ink-soft);font-family:var(--font-mono);font-size:9px}.compare-tray article>strong{font-family:var(--font-display);overflow-wrap:anywhere;font-size:31px;font-weight:500;line-height:1}.compare-tray article p{min-width:0;color:var(--ink-soft);overflow-wrap:anywhere;margin:0;font-size:10px;line-height:1.35}.compare-tray article button{color:var(--ink-soft);background:0 0;border:0;padding:4px;display:grid;position:absolute;top:9px;right:9px}.compare-empty-slot{border-right:1px dashed var(--line);min-height:115px;color:var(--ink-soft);align-content:center;place-items:center;gap:4px;font-size:10px;display:grid}.compare-empty-slot>span{font-family:var(--font-display);font-size:29px}.compare-onboarding .button{margin-top:12px}.compare-summary{background:var(--signal-pale);color:#243b96;align-items:center;gap:12px;margin-bottom:35px;padding:17px;display:flex}.compare-summary strong{font-size:12px}.compare-summary p{margin:2px 0 0;font-size:10px}.compare-matrix{margin-top:40px}.compare-matrix table{min-width:800px}.compare-matrix thead th:first-child{width:210px}.compare-matrix thead th small{text-transform:none;margin-top:3px;font-weight:400;display:block}.compare-matrix tbody>tr>th{vertical-align:top;font-size:12px}.comparability{color:var(--observed);text-transform:uppercase;align-items:center;gap:4px;margin-top:7px;font-size:8px;font-weight:700;display:flex}.comparability.has-warning{color:var(--approx)}.compare-claim{text-align:left;background:0 0;border:0;justify-items:start;gap:4px;width:100%;padding:0;display:grid}.compare-claim>strong{font-family:var(--font-mono);font-size:12px}.compare-claim>span:not(.evidence-badge){color:var(--ink-soft);font-size:8px}.missing-cell{color:var(--unknown);gap:3px;display:grid}.missing-cell strong{font-size:11px}.missing-cell span{font-size:8px}.challenge-principle,.confidence-stamp{border-left:1px solid var(--line-strong);grid-template-columns:26px 1fr;align-items:center;gap:4px 8px;padding:18px 0 0 22px;display:grid}.challenge-principle strong,.confidence-stamp strong{font-size:13px}.challenge-principle span,.confidence-stamp span{color:var(--ink-soft);text-transform:uppercase;grid-column:2;font-size:10px}.certification-warning{margin:0 0 38px}.challenge-list{border-top:1px solid var(--line-strong)}.challenge-list>article{border-bottom:1px solid var(--line);grid-template-columns:45px 55px minmax(280px,1fr) minmax(260px,.8fr) 130px;align-items:center;gap:22px;min-height:180px;padding:25px 8px;display:grid}.challenge-index{color:var(--ink-soft);font-family:var(--font-mono);font-size:11px}.challenge-icon{border:1px solid var(--line-strong);border-radius:50%;place-items:center;width:49px;height:49px;display:grid}.challenge-list h2{font-family:var(--font-display);letter-spacing:-.03em;margin:3px 0 6px;font-size:28px;font-weight:500}.challenge-list article>div:nth-child(3)>p:not(.eyebrow){color:var(--ink-soft);margin:0;font-size:12px}.challenge-list article>div:nth-child(3)>strong{color:var(--signal);margin-top:9px;font-size:10px;display:block}.rubric-preview{gap:9px;display:grid}.rubric-preview span{color:var(--ink-soft);border-bottom:2px solid var(--paper-deep);padding:0 0 5px;font-size:9px;position:relative;overflow:hidden}.rubric-preview em{background:var(--signal);height:2px;position:absolute;bottom:-2px;left:0}.challenge-list article>a{color:var(--signal);align-items:center;gap:5px;font-size:11px;font-weight:750;display:inline-flex}.challenge-detail-hero{grid-template-columns:140px minmax(0,1fr) 250px;align-items:center;gap:38px;margin-bottom:48px;display:grid}.challenge-number{background:var(--signal);color:#fff;width:140px;height:140px;font-family:var(--font-display);place-items:center;font-size:66px;display:grid}.challenge-detail-hero h1{font-size:clamp(40px,5vw,70px)}.challenge-workspace{grid-template-columns:minmax(0,1fr) 350px;align-items:start;gap:38px;display:grid}.candidate-list{border-top:1px solid var(--line-strong);grid-template-columns:repeat(3,1fr);display:grid}.candidate-list button{border:0;border-right:1px solid var(--line);border-bottom:1px solid var(--line);text-align:left;background:0 0;grid-template-rows:auto auto auto;grid-template-columns:25px 1fr;align-items:start;min-height:125px;padding:15px;display:grid}.candidate-list button.is-selected{background:var(--signal-pale);box-shadow:inset 0 -3px 0 var(--signal)}.radio-mark{border:1px solid var(--line-strong);border-radius:50%;grid-row:1/4;place-items:center;width:17px;height:17px;display:grid}.candidate-list button.is-selected .radio-mark{background:var(--signal);border-color:var(--signal);color:#fff}.candidate-list strong{font-family:var(--font-display);font-size:29px;font-weight:500}.candidate-list p{color:var(--ink-soft);margin:3px 0;font-size:10px}.candidate-list small{color:var(--ink-soft);font-size:8px}.score-button{margin-top:20px}.rubric-panel{background:var(--ink);color:#fff;padding:25px}.rubric-panel .eyebrow{color:#9da8a5}.rubric-panel h2{color:#fff;font-size:31px}.rubric-criteria{border-top:1px solid #3c4543;margin:22px 0}.rubric-criteria>div{border-bottom:2px solid #303837;grid-template-columns:42px 1fr;padding:15px 0 11px;display:grid;position:relative;overflow:hidden}.rubric-criteria>div>span{color:#94a09d;font-family:var(--font-mono);font-size:9px}.rubric-criteria strong{font-size:11px}.rubric-criteria p{color:#aeb8b5;grid-column:2;margin:2px 0;font-size:9px}.rubric-criteria em{background:#8fa5ff;height:2px;position:absolute;bottom:-2px;left:0}.rubric-panel>p:not(.eyebrow){color:#c2cac7;font-size:10px}.rubric-panel>small{color:#aeb8b5;border-top:1px solid #3c4543;margin-top:10px;padding-top:10px;font-size:9px;display:block}.score-result{border-top:1px solid var(--line-strong);grid-template-columns:200px minmax(0,1fr) 290px;gap:38px;margin-top:65px;padding-top:35px;display:grid}.score-dial{background:conic-gradient(var(--signal) var(--score), var(--paper-deep) 0);border-radius:50%;place-items:center;width:190px;height:190px;padding:13px;display:grid}.score-dial:before{content:"";background:var(--paper);border-radius:50%;grid-area:1/1;width:155px;height:155px}.score-dial>span{z-index:2;text-align:center;grid-area:1/1;display:grid}.score-dial strong{font-family:var(--font-display);font-size:50px;font-weight:500}.score-dial em{color:var(--ink-soft);font-size:10px;font-style:normal}.score-body>h2{font-family:var(--font-display);margin:4px 0 10px;font-size:38px;font-weight:500}.score-body>p:not(.eyebrow){color:var(--ink-soft);font-size:12px}.contribution-list{border-top:1px solid var(--line);margin-top:22px}.contribution-list>div{border-bottom:1px solid var(--line);grid-template-columns:190px 1fr 140px;align-items:center;gap:15px;padding:13px 0;display:grid}.contribution-list>div>span:first-child{display:grid}.contribution-list strong{font-size:10px}.contribution-list em{color:var(--ink-soft);font-size:8px;font-style:normal}.contribution-track{background:var(--paper-deep);height:5px}.contribution-track i{background:var(--signal);height:100%;display:block}.contribution-list>div>span:last-child{color:var(--ink-soft);font-family:var(--font-mono);text-align:right;font-size:8px}.reflection-prompt{background:var(--signal-pale);color:#243b96;gap:10px;margin-top:20px;padding:15px;display:flex}.reflection-prompt p{margin:0;font-size:11px}.score-result>aside{background:var(--preview-pale);color:#5c4616;padding:23px}.score-result>aside h3{font-family:var(--font-display);margin:10px 0;font-size:25px;font-weight:500}.score-result>aside p{border-top:1px solid #d9c384;padding-top:9px;font-size:9px}.score-result>aside span{text-transform:uppercase;gap:7px;margin-top:18px;font-size:9px;font-weight:750;display:flex}.learn-page{grid-template-columns:250px minmax(0,900px);justify-content:center;gap:70px;display:grid}.learn-index{border-right:1px solid var(--line);align-self:start;padding-right:28px;position:sticky;top:100px}.learn-index h2{font-family:var(--font-display);margin:5px 0 24px;font-size:30px;font-weight:500}.learn-index nav{border-top:1px solid var(--line)}.learn-index nav a{border-bottom:1px solid var(--line);min-height:50px;color:var(--ink-soft);text-transform:capitalize;grid-template-columns:30px 1fr;align-items:center;font-size:11px;display:grid}.learn-index nav a span{font-family:var(--font-mono);font-size:8px}.learn-index nav a.is-active{color:var(--signal);font-weight:750}.learn-index>a{color:var(--signal);align-items:center;gap:5px;margin-top:22px;font-size:10px;font-weight:700;display:inline-flex}.learn-article{min-width:0}.learn-article header{border-bottom:1px solid var(--line-strong);padding-bottom:38px}.learn-article h1{font-size:clamp(52px,7vw,92px)}.article-deck{max-width:760px;color:var(--ink-soft);font-family:var(--font-display);margin:20px 0 0;font-size:clamp(21px,2.4vw,31px);line-height:1.35}.article-section{border-bottom:1px solid var(--line);grid-template-columns:170px 1fr;gap:20px 35px;padding:45px 0;display:grid}.article-marker{color:var(--signal);letter-spacing:.07em;text-transform:uppercase;align-items:center;gap:7px;font-size:9px;font-weight:750;display:flex}.article-section h2{font-family:var(--font-display);margin:0;font-size:34px;font-weight:500}.article-section p{max-width:700px;color:var(--ink-soft);grid-column:2;margin:0;font-size:15px;line-height:1.75}.article-section.is-technical{background:#ffffff59;margin-inline:-25px;padding-inline:25px}.article-example{background:var(--ink);color:#fff;grid-template-columns:40px 1fr auto;align-items:center;gap:20px;margin:45px 0;padding:27px;display:grid}.article-example .eyebrow{color:#9ba5a2}.article-example h2{font-family:var(--font-display);margin:3px 0;font-size:29px;font-weight:500}.article-example p:not(.eyebrow){color:#aeb8b5;margin:0;font-size:11px}.article-example .evidence-badge{--status-color:#f0c467;color:#f0c467}.article-warning{background:var(--preview-pale);color:#5c4616;padding:17px;font-size:11px}.related-terms{border-top:1px solid var(--line-strong);padding-top:25px}.related-terms h2{font-family:var(--font-display);font-size:29px;font-weight:500}.related-terms>div{flex-wrap:wrap;gap:8px;display:flex}.related-terms a{border:1px solid var(--line);text-transform:capitalize;align-items:center;gap:6px;min-height:39px;padding:0 12px;font-size:10px;display:inline-flex}.editorial-heading{text-align:center;max-width:1050px;margin:0 auto 70px}.editorial-heading h1{max-width:1050px;font-size:clamp(48px,7vw,94px)}.editorial-heading>p:last-child{max-width:700px;color:var(--ink-soft);margin:20px auto 0;font-size:17px}.method-ledger{border-top:1px solid var(--line-strong);max-width:1150px;margin:auto}.method-ledger>.section-heading-inline{padding:27px 0}.method-ledger>article{border-top:1px solid var(--line);grid-template-columns:40px 45px 1fr 190px;align-items:center;gap:18px;min-height:115px;padding:18px 6px;display:grid}.method-ledger article>span:first-child{color:var(--ink-soft);font-family:var(--font-mono);font-size:9px}.method-ledger h3{font-family:var(--font-display);margin:0 0 4px;font-size:24px;font-weight:500}.method-ledger p{color:var(--ink-soft);margin:0;font-size:11px}.scope-columns{border-top:1px solid var(--line-strong);border-bottom:1px solid var(--line-strong);grid-template-columns:repeat(3,1fr);max-width:1150px;margin:80px auto 0;display:grid}.scope-columns>div{border-right:1px solid var(--line);min-height:310px;padding:25px}.scope-columns>div:last-child{border-right:0}.scope-columns h2{font-family:var(--font-display);margin:10px 0;font-size:29px;font-weight:500;line-height:1.1}.scope-columns p:not(.eyebrow){color:var(--ink-soft);font-size:12px;line-height:1.65}.scope-columns a{color:var(--signal);align-items:center;gap:5px;font-size:10px;font-weight:750;display:inline-flex}.registry-links{gap:8px;max-width:1150px;margin:25px auto 0;display:flex}.registry-links a{border:1px solid var(--line);align-items:center;gap:7px;min-height:44px;padding:0 15px;font-size:11px;display:inline-flex}.registry-list{border-top:1px solid var(--line-strong);max-width:1150px;margin:auto}.registry-list>article{border-bottom:1px solid var(--line);grid-template-columns:40px 35px minmax(0,1fr) 180px;align-items:center;gap:17px;min-height:120px;padding:20px 7px;display:grid}.registry-list>article>span{color:var(--ink-soft);font-family:var(--font-mono);font-size:9px}.registry-list h2{font-family:var(--font-display);margin:0 0 4px;font-size:23px;font-weight:500}.registry-list p{color:var(--ink-soft);margin:0 0 5px;font-size:10px}.registry-list code{font-family:var(--font-mono);font-size:9px}.registry-list a{color:var(--signal);justify-content:flex-end;align-items:center;gap:4px;font-size:10px;font-weight:700;display:inline-flex}.registry-list>article>em{color:var(--ink-soft);text-align:right;font-size:9px}.settings-layout{max-width:1080px;margin:auto}.settings-layout>section{border-top:1px solid var(--line-strong);grid-template-columns:300px 1fr;gap:40px;padding:34px 0;display:grid}.settings-section-heading{grid-template-columns:30px 1fr;align-items:start;gap:8px;display:grid}.settings-section-heading h2{margin:0 0 6px;font-size:27px}.settings-section-heading p{color:var(--ink-soft);margin:0;font-size:11px}.segmented-options{border:1px solid var(--line);grid-template-columns:repeat(2,1fr);display:grid}.segmented-options button{border:0;border-right:1px solid var(--line);text-align:left;background:0 0;grid-template-columns:24px 1fr;align-content:center;min-height:135px;padding:18px;display:grid}.segmented-options button:last-child{border-right:0}.segmented-options button.is-active{background:var(--signal-pale)}.segmented-options button>span{border:1px solid var(--line-strong);border-radius:50%;grid-row:1/3;place-items:center;width:17px;height:17px;display:grid}.segmented-options button.is-active>span{background:var(--signal);border-color:var(--signal);color:#fff}.segmented-options strong{font-size:13px}.segmented-options p{color:var(--ink-soft);margin:4px 0 0;font-size:10px}.provider-list{border-top:1px solid var(--line)}.provider-list article{border-bottom:1px solid var(--line);grid-template-columns:15px 1fr 90px;align-items:center;gap:12px;min-height:64px;display:grid}.provider-list article>span{background:var(--unknown);border-radius:50%;width:8px;height:8px}.provider-list article>span[data-health=LIVE]{background:var(--observed)}.provider-list article>span[data-health=DISABLED]{background:var(--line-strong)}.provider-list article>span[data-health=UNAVAILABLE]{background:var(--danger)}.provider-list strong{text-transform:capitalize;font-size:11px}.provider-list p{color:var(--ink-soft);margin:2px 0 0;font-size:9px}.provider-list em{color:var(--ink-soft);text-align:right;text-transform:uppercase;font-size:9px;font-style:normal}.privacy-settings ul{margin:0;padding:0;list-style:none}.privacy-settings li{border-bottom:1px solid var(--line);min-height:44px;color:var(--ink-soft);align-items:center;gap:8px;font-size:10px;display:flex}@media (max-width:1280px){:root{--page:calc(100vw - 38px)}.site-header{grid-template-columns:175px 1fr auto;gap:12px;padding-inline:19px}.primary-nav a{min-width:auto;padding-inline:9px}.orientation-trigger{display:none}.periodic-workspace{padding:18px}.periodic-grid{min-width:790px}.element-name{display:none}.material-result{grid-template-columns:32px 105px minmax(0,1fr) 180px}.challenge-list>article{grid-template-columns:35px 45px minmax(250px,1fr) minmax(220px,.7fr) 115px;gap:15px}}@media (max-width:1050px){.primary-nav a span{display:none}.primary-nav a{width:48px}.workspace-heading{grid-template-columns:1fr;gap:25px}.workspace-heading h1{max-width:800px}.bench-preferences{max-width:420px}.scope-note,.diagram-model-stamp,.challenge-principle{max-width:500px}.lab-layout,.directory-layout{grid-template-columns:minmax(0,1fr) 280px}.element-tray{padding:18px}.phase-lab{grid-template-columns:1fr}.phase-stage{min-height:370px}.detail-grid{grid-template-columns:1fr}.learning-margin{border-top:1px solid var(--line);border-left:0;grid-template-columns:repeat(2,1fr);gap:22px;padding:24px 0 0;display:grid}.learning-margin>a{grid-column:1/-1}.material-content-grid{grid-template-columns:1fr}.stability-panel{position:static}.challenge-list>article{grid-template-columns:35px 45px 1fr 115px}.rubric-preview{grid-column:3/-1}.challenge-detail-hero{grid-template-columns:110px 1fr}.challenge-number{width:110px;height:110px;font-size:52px}.confidence-stamp{grid-column:2;max-width:300px}.challenge-workspace{grid-template-columns:1fr 300px}.score-result{grid-template-columns:160px 1fr}.score-dial{width:150px;height:150px}.score-dial:before{width:120px;height:120px}.score-dial strong{font-size:39px}.score-result>aside{grid-column:2}.settings-layout>section{grid-template-columns:250px 1fr}}@media (max-width:820px){:root{--page:calc(100vw - 28px)}.preview-ribbon{min-height:37px;padding-inline:12px}.preview-ribbon>span:last-child{display:none}.site-header{grid-template-columns:1fr auto;min-height:62px}.primary-nav{background:var(--paper-bright);border-bottom:1px solid var(--line-strong);height:auto;box-shadow:var(--shadow-float);grid-template-columns:repeat(3,1fr);gap:5px;padding:12px 14px;display:none;position:fixed;top:99px;left:0;right:0}.primary-nav.is-open{display:grid}.primary-nav a{border:1px solid var(--line);width:auto;min-height:48px}.primary-nav a span{display:block}.header-tools{grid-column:2}.selection-readout{display:none}.menu-trigger{display:grid}.page{padding-top:38px}.lab-layout,.directory-layout{grid-template-columns:1fr}.element-tray{order:-1;position:static}.selected-elements{grid-template-columns:repeat(3,1fr);display:grid}.selected-element{border-right:1px solid #3f4747;grid-template-columns:20px 35px 1fr 22px;padding-right:5px}.tray-partners>div{grid-template-columns:repeat(auto-fit,minmax(170px,1fr))}.mode-callout{max-width:500px}.element-hero{grid-template-columns:170px 1fr;gap:25px}.element-identity-mark{min-height:205px}.element-identity-mark strong{font-size:75px}.reference-summary{border-top:1px solid var(--line);border-left:0;grid-column:1/-1;padding:20px 0 0}.material-hero{grid-template-columns:160px 1fr;gap:25px}.material-formula{min-height:160px}.material-actions{grid-column:2;display:flex}.diagram-unsupported-layout{grid-template-columns:1fr}.compare-tray{grid-template-columns:repeat(2,1fr)}.challenge-list>article{grid-template-columns:32px 42px 1fr}.challenge-list article>a,.rubric-preview{grid-column:3}.challenge-workspace{grid-template-columns:1fr}.rubric-panel{grid-row:1}.learn-page{grid-template-columns:1fr;gap:35px}.learn-index{border-right:0;border-bottom:1px solid var(--line-strong);padding:0 0 20px;position:static}.learn-index nav{display:flex;overflow-x:auto}.learn-index nav a{border-right:1px solid var(--line);min-width:140px;padding-inline:8px}.scope-columns{grid-template-columns:1fr}.scope-columns>div{border-right:0;border-bottom:1px solid var(--line);min-height:210px}.settings-layout>section{grid-template-columns:1fr;gap:20px}}@media (max-width:620px){:root{--page:calc(100vw - 20px)}.preview-ribbon{font-size:10px}.brand{gap:8px}.brand-mark{width:29px;height:29px}.brand-mark span:first-child{top:5px;left:12px}.brand-mark:before,.brand-mark:after{width:18px;top:13px;left:5px}.brand strong{font-size:11px}.brand em{font-size:15px}.header-tools .icon-button:not(.menu-trigger){display:none}.primary-nav{grid-template-columns:repeat(2,1fr);top:99px}.primary-nav a{width:auto}.page{padding:30px 0 65px}.workspace-heading{margin-bottom:28px}.workspace-heading h1,.editorial-heading h1,.element-intro h1,.material-hero h1,.challenge-detail-hero h1,.learn-article h1{font-size:clamp(39px,13vw,57px)}.lede{font-size:16px}.bench-preferences{grid-template-columns:1fr 1fr}.periodic-workspace{padding:13px}.periodic-toolbar{flex-direction:column;align-items:stretch}.search-field{width:100%}.category-filter{flex-wrap:nowrap;padding-bottom:5px;overflow-x:auto}.category-filter button{flex:none}.periodic-grid{gap:4px;min-width:740px}.periodic-footnote{font-size:9px}.availability-guide{grid-template-columns:18px minmax(0,1fr);gap:4px 10px;padding:12px}.availability-guide-copy strong{font-size:11px}.availability-partners{grid-column:1/-1;grid-template-columns:1fr;margin-top:9px;display:grid}.availability-partners button{min-width:0;min-height:46px}.element-tile.is-unavailable-next{opacity:.42}.compound-ready-marker{border-top-width:13px;border-left-width:13px}.availability-count{width:15px;height:15px;font-size:7px;bottom:2px;right:2px}.selected-elements,.tray-partners>div{grid-template-columns:1fr}.tray-partners button{min-height:48px}.starter-list>button{grid-template-columns:28px 25px 1fr 22px;gap:12px}.starter-list button>span:nth-child(3){grid-template-columns:1fr;gap:2px;display:grid}.starter-list small{margin-top:4px}.site-footer{flex-direction:column;align-items:flex-start;padding:24px 0}.orientation-sheet,.evidence-drawer{padding:48px 22px 30px}.orientation-sheet h2,.evidence-drawer h2{font-size:35px}.evidence-definition-list>div{grid-template-columns:100px 1fr}.claim-row{grid-template-columns:minmax(0,1fr) auto;gap:9px}.claim-row .evidence-badge{grid-column:1/-1}.element-hero,.material-hero,.challenge-detail-hero{grid-template-columns:1fr}.element-identity-mark{min-height:180px}.element-intro{order:-1}.reference-summary,.material-actions,.confidence-stamp{grid-column:1}.material-actions{display:grid}.detail-grid{gap:25px}.learning-margin{grid-template-columns:1fr}.phase-lab{min-height:0}.phase-stage{min-height:330px}.phase-controls{padding:25px 18px}.numeric-condition{grid-template-columns:1fr 90px 26px}.structure-viewer,.structure-fallback{min-height:330px}.structure-fallback{min-height:250px}.structure-toolbar{overflow-x:auto}.structure-toolbar span{display:none}.query-equation{justify-content:flex-start}.element-picker{width:min(390px,100vw - 40px);left:0;right:auto}.element-picker>div{grid-template-columns:1fr}.discovery-disclaimer{top:68px}.finder-controls{flex-direction:column;align-items:stretch;gap:8px}.finder-controls>div{justify-content:space-between}.check-filter{margin-left:0}.material-result{grid-template-columns:28px 85px 1fr;gap:12px;min-height:0;padding:20px 4px}.result-meta{flex-wrap:wrap;grid-column:2/-1;align-items:center;display:flex}.result-copy h3{font-size:22px}.material-content-grid{margin-top:45px}.diagram-unsupported-layout .unsupported-state{flex-direction:column;align-items:flex-start}.compare-tray{grid-template-columns:1fr}.compare-tray article{border-right:0;border-bottom:1px solid var(--line)}.challenge-list>article{grid-template-columns:28px 1fr;padding:20px 4px}.challenge-icon{display:none}.challenge-list>article>div:nth-child(3),.rubric-preview,.challenge-list article>a{grid-column:2}.challenge-number{width:90px;height:90px;font-size:43px}.candidate-list{grid-template-columns:repeat(2,1fr)}.score-result{grid-template-columns:1fr}.score-dial{margin:auto}.score-result>aside{grid-column:1}.contribution-list>div{grid-template-columns:1fr;gap:6px}.contribution-list>div>span:last-child{text-align:left}.article-section{grid-template-columns:1fr}.article-section p{grid-column:1}.article-example{grid-template-columns:30px 1fr}.article-example .evidence-badge{grid-column:2}.method-ledger>article{grid-template-columns:28px 30px 1fr}.method-ledger .evidence-badge{grid-column:3}.registry-list>article{grid-template-columns:28px 28px 1fr}.registry-list a,.registry-list>article>em{text-align:left;grid-column:3;justify-content:flex-start}.segmented-options{grid-template-columns:1fr}.segmented-options button{border-right:0;border-bottom:1px solid var(--line)}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.001ms!important;animation-duration:.001ms!important;animation-iteration-count:1!important}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}
