:root{
  --graphing-toolbar-height:54px;
  --graphing-stage-min:620px;
}
.graphing-workspace-page{background:#f6f4f1}
.graphing-workspace-page .site-header{position:sticky;top:0;z-index:1200}
.graphing-prototype-note{display:none}
.graphing-prototype-note.is-visible{display:flex;align-items:center;justify-content:center;gap:10px;padding:9px 18px;background:#fff5d8;border-bottom:1px solid #e5cf86;color:#5e4a09;font-size:.86rem;font-weight:750;text-align:center}
.graphing-stage{height:calc(100dvh - 80px);min-height:var(--graphing-stage-min);background:#fff;border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.graphing-toolbar{height:var(--graphing-toolbar-height);display:flex;align-items:center;gap:14px;padding:0 max(18px,calc((100vw - 1440px)/2));border-bottom:1px solid #ddd8d2;background:rgba(255,255,255,.97);backdrop-filter:blur(12px);position:relative;z-index:8}
.graphing-title{display:flex;align-items:center;gap:10px;min-width:0;margin-right:auto}
.graphing-title-mark{display:grid;place-items:center;width:32px;height:32px;border-radius:10px;background:#f8e9ec;color:#9b1830;font-size:.8rem;font-weight:950}
.graphing-title-copy{min-width:0}
.graphing-title h1{margin:0;color:#211f1e;font-size:1.02rem;line-height:1.12;letter-spacing:-.015em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.graphing-title p{margin:2px 0 0;color:#766f6a;font-size:.72rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.graphing-actions{display:flex;align-items:center;gap:7px;min-width:0;max-width:100%;overflow-x:auto;overflow-y:hidden;scrollbar-width:none;-webkit-overflow-scrolling:touch;scroll-snap-type:x proximity;overscroll-behavior-inline:contain}.graphing-actions::-webkit-scrollbar{display:none}.action-symbol{display:none}
.graphing-action{flex:0 0 auto;scroll-snap-align:start;min-height:36px;padding:7px 11px;border:1px solid #d9d2cc;border-radius:10px;background:#fff;color:#312d2a;font-weight:800;font-size:.82rem;cursor:pointer}
.graphing-action:hover,.graphing-action:focus-visible{border-color:#a51c30;background:#fff7f8;color:#8c1829}
.graphing-action.primary{background:#a51c30;border-color:#a51c30;color:#fff}
.graphing-action.primary:hover{background:#7d1525;color:#fff}
.graphing-action.icon-only{width:38px;padding:0;font-size:1rem}
.graphing-calculator-shell{height:calc(100% - var(--graphing-toolbar-height));position:relative;background:#fff}
#graphingCalculator{position:absolute;inset:0;background:#fff}
.graphing-gate{position:absolute;inset:0;z-index:10;display:grid;place-items:center;padding:24px;background:linear-gradient(145deg,#f7f5f2,#edf1f7)}
.graphing-gate[hidden]{display:none}
.graphing-gate-card{width:min(620px,100%);padding:28px;border:1px solid #d9d2cc;border-radius:22px;background:#fff;box-shadow:0 22px 60px rgba(28,27,27,.12)}
.graphing-gate-card h2{margin:6px 0 12px;font-size:clamp(1.55rem,4vw,2.25rem);line-height:1.08;letter-spacing:-.035em}
.graphing-gate-card p{color:#655e59}
.graphing-gate-eyebrow{display:inline-flex;padding:6px 10px;border-radius:999px;background:#f8e9ec;color:#95182d;font-size:.72rem;font-weight:900;letter-spacing:.06em;text-transform:uppercase}
.desmos-key-form{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:9px;margin-top:18px}
.desmos-key-form input{min-width:0;border:1px solid #cfc7c1;border-radius:11px;padding:11px 13px;font:inherit}
.desmos-key-form button{border:0;border-radius:11px;background:#a51c30;color:#fff;padding:11px 17px;font-weight:850;cursor:pointer}
.graphing-gate-help{font-size:.82rem;color:#7a726c!important}
.graphing-gate-error{min-height:1.35em;margin:8px 0 0;color:#a51c30!important;font-weight:750;font-size:.86rem}
.graphing-status{position:absolute;z-index:7;left:50%;bottom:12px;transform:translateX(-50%);max-width:calc(100% - 30px);padding:7px 12px;border-radius:999px;background:rgba(32,30,29,.85);color:#fff;font-size:.76rem;box-shadow:0 8px 25px rgba(0,0,0,.18);opacity:0;pointer-events:none;transition:opacity .2s}
.graphing-status.is-visible{opacity:1}
.graphing-fullscreen-fallback{position:fixed!important;inset:0!important;width:100%!important;height:100dvh!important;z-index:99999!important;min-height:0!important}
.graphing-fullscreen-fallback .graphing-toolbar{padding-left:max(10px,env(safe-area-inset-left));padding-right:max(10px,env(safe-area-inset-right))}
.graphing-stage:fullscreen{width:100%;height:100%;min-height:0}
.graphing-stage:fullscreen .graphing-toolbar{padding-left:max(10px,env(safe-area-inset-left));padding-right:max(10px,env(safe-area-inset-right))}
body.graphing-focus-lock{overflow:hidden!important}

.graphing-content{padding:62px 0}
.graphing-content--soft{background:#ece8e2}
.graphing-content--dark{background:linear-gradient(140deg,#202020,#293352);color:#fff}
.graphing-content h2{font-size:clamp(2rem,4vw,3.25rem);line-height:1.08;letter-spacing:-.04em;margin:8px 0 16px}
.graphing-content p,.graphing-content li{color:#655e59}
.graphing-content--dark p,.graphing-content--dark li{color:#e4ddd6}
.graphing-section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:22px}
.graphing-section-head>p{max-width:620px;margin:0}
.graphing-kicker{display:block;color:#95182d;font-size:.74rem;font-weight:900;letter-spacing:.075em;text-transform:uppercase}
.graphing-content--dark .graphing-kicker{color:#ffe274}
.graphing-grid-3,.graphing-grid-4{display:grid;gap:15px}
.graphing-grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.graphing-grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.graphing-card{padding:21px;border:1px solid var(--line);border-radius:18px;background:#fff;color:#211f1e}
.graphing-card h3{margin:4px 0 8px;font-size:1.12rem}
.graphing-card p{font-size:.91rem;margin:0}
.graphing-card button,.graphing-card a{display:inline-flex;margin-top:14px;border:0;background:transparent;padding:0;color:#95182d;font-weight:850;cursor:pointer}
.graphing-content--dark .graphing-card{background:rgba(255,255,255,.075);border-color:rgba(255,255,255,.18);color:#fff}
.graphing-content--dark .graphing-card p{color:#ddd6cf}
.graphing-content--dark .graphing-card a{color:#ffe274}
.graphing-steps{counter-reset:step;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:15px;padding:0;list-style:none}
.graphing-steps li{counter-increment:step;padding:20px;border:1px solid var(--line);border-radius:18px;background:#fff}
.graphing-steps li:before{content:counter(step);display:grid;place-items:center;width:36px;height:36px;margin-bottom:12px;border-radius:50%;background:#293352;color:#fff;font-weight:900}
.graphing-steps strong{display:block;margin-bottom:5px}
.graphing-syntax{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.graphing-syntax pre{margin:0;padding:20px;border:1px solid var(--line);border-radius:18px;background:#fff;color:#293352;white-space:pre-wrap;font:600 .92rem/1.8 ui-monospace,SFMono-Regular,Menlo,monospace}
.graphing-disclosure{padding:25px 0;background:#fff;border-top:1px solid var(--line)}
.graphing-disclosure p{max-width:900px;margin:3px 0 0;color:#6b635e;font-size:.88rem}
.graphing-faq details{background:#fff;border:1px solid var(--line);border-radius:15px;padding:15px 17px;margin:10px 0}
.graphing-faq summary{font-weight:850;cursor:pointer}

.graphing-dialog{width:min(760px,calc(100% - 24px));max-height:min(82dvh,760px);padding:0;border:0;border-radius:22px;background:#fff;box-shadow:0 30px 100px rgba(0,0,0,.28);overflow:hidden}
.graphing-dialog::backdrop{background:rgba(25,24,24,.55);backdrop-filter:blur(3px)}
.graphing-dialog-head{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:18px 20px;border-bottom:1px solid var(--line)}
.graphing-dialog-head h2{margin:0;font-size:1.3rem}
.graphing-dialog-close{width:38px;height:38px;border:1px solid var(--line);border-radius:10px;background:#fff;font-size:1.2rem;cursor:pointer}
.graphing-dialog-body{padding:20px;overflow:auto;max-height:calc(min(82dvh,760px) - 75px)}
.example-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.example-choice{padding:17px;border:1px solid var(--line);border-radius:15px;background:#fff;text-align:left;cursor:pointer}
.example-choice:hover{border-color:#b96a78;background:#fff8f9}
.example-choice strong{display:block;margin-bottom:4px}
.example-choice span{color:#6d6560;font-size:.87rem}
.example-group+.example-group{margin-top:28px;padding-top:24px;border-top:1px solid var(--line)}
.example-group>h3,.graphing-example-group>h3{margin:0 0 5px;font-size:1.25rem;letter-spacing:-.02em}
.example-group>p{margin:0 0 14px;color:#6d6560;font-size:.9rem}
.graphing-example-group+.graphing-example-group{margin-top:34px;padding-top:28px;border-top:1px solid var(--line)}
.graphing-example-group>h3{margin-bottom:15px;color:#312d2a}

.saved-form{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:9px;margin-bottom:15px}
.saved-form input{border:1px solid var(--line);border-radius:11px;padding:11px 12px}
.saved-form button{border:0;border-radius:11px;background:#a51c30;color:#fff;padding:10px 16px;font-weight:850}
.saved-list{display:grid;gap:9px}
.saved-item{display:grid;grid-template-columns:minmax(0,1fr) auto auto;align-items:center;gap:8px;padding:12px;border:1px solid var(--line);border-radius:13px}
.saved-item small{display:block;color:#746c67}
.saved-item button{border:1px solid var(--line);border-radius:9px;background:#fff;padding:7px 10px;font-weight:750;cursor:pointer}
.ti84-bridge-expression{padding:14px;border-radius:13px;background:#f4f1ed;font:650 1rem/1.5 ui-monospace,SFMono-Regular,Menlo,monospace;overflow-wrap:anywhere}
.ti84-key-sequence{display:grid;gap:8px;margin-top:16px;padding:0;list-style:none}
.ti84-key-sequence li{padding:11px 13px;border-left:4px solid #a51c30;background:#fff8f9}
.prototype-license-box{padding:16px;border:1px solid #e2c878;border-radius:14px;background:#fff8dd;color:#5f4a08;font-size:.88rem}

@media(max-width:1100px){.graphing-action.hide-small{display:inline-flex}}
@media(max-width:900px){
  .graphing-grid-4,.graphing-steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .graphing-grid-3{grid-template-columns:1fr 1fr}
}
@media(max-width:820px){
  :root{--graphing-toolbar-height:50px;--graphing-stage-min:560px}
  .graphing-stage{height:calc(100dvh - 68px)}
  .graphing-title p{display:none}
  .graphing-title-mark{width:29px;height:29px}
  .graphing-toolbar{padding-inline:10px;gap:7px;overflow:hidden}
  .graphing-title{flex:0 1 180px;max-width:180px}
  .graphing-actions{flex:1 1 auto;gap:5px;padding:2px 2px 3px}
  .graphing-action{min-height:34px;padding:6px 9px;font-size:.76rem}
  .graphing-action.desktop-label .action-label{display:none}.graphing-action.desktop-label .action-symbol{display:inline}
  .graphing-section-head{align-items:start;flex-direction:column}
}
@media(max-width:620px){
  .graphing-title h1{font-size:.9rem}
  .graphing-title{flex-basis:165px;max-width:165px}
  .graphing-action.hide-small{display:inline-flex}
  .graphing-grid-3,.graphing-grid-4,.graphing-steps,.graphing-syntax{grid-template-columns:1fr}
  .example-list{grid-template-columns:1fr}
  .graphing-content{padding:46px 0}
  .graphing-gate-card{padding:21px}
  .desmos-key-form{grid-template-columns:1fr}
}
@media(max-width:390px){
  .graphing-title{flex-basis:142px;max-width:142px}
  .graphing-title-copy{max-width:105px}
  .graphing-action{padding:6px 8px}
}

/* V14.6D.1 production graphing refinements */
.share-link-label{display:block;margin:14px 0 6px;font-weight:850;color:#312d2a}
.share-link-input{width:100%;border:1px solid var(--line);border-radius:11px;padding:12px 13px;background:#f8f6f3;color:#2d2926;font:500 .86rem/1.45 ui-monospace,SFMono-Regular,Menlo,monospace}
.share-link-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.share-link-actions button{border:1px solid #d1c8c1;border-radius:11px;background:#fff;padding:10px 15px;font-weight:850;cursor:pointer}
.share-link-actions button:first-child{background:#a51c30;border-color:#a51c30;color:#fff}
.share-link-actions button:disabled{opacity:.5;cursor:not-allowed}
.share-link-help{font-size:.82rem;color:#756d67!important;margin:14px 0 0}
#graphingCalculator .dcg-powered-by{visibility:visible!important;opacity:1!important}