/* ============================================================ Product UI kit — shared design system for the demo apps. White ground · one yellow accent (#EAC81C as a FILL, ink text on it) Inter for UI · JetBrains Mono for labels, numbers, code. Solid colours only: no gradients, no blur, no glow. 1 tokens · 2 base · 3 shell · 4 type · 5 buttons · 6 chips 7 cards · 8 tables · 9 forms · 10 modal/toast · 11 assistant 12 misc · 13 responsive ============================================================ */ /* == 1. tokens == */ :root{ --bg:#FFFFFF; --surface:#FFFFFF; --surface-2:#FAFAF8; --hover:#FEFBEA; --ink:#17181A; --ink-2:#2E3033; --muted:#5A5F66; --faint:#686E75; --line:#E7E7E4; --line-2:#D8D8D3; --amber:#EAC81C; --amber-deep:#8A6D00; --amber-darker:#6B5400; --amber-fill:#EAC81C; --amber-fill-hi:#D9B613; --amber-soft:#FEF9DA; --amber-line:#F0DE8C; --on-amber:#17181A; --night:#17181A; --night-2:#222427; --night-line:#33363B; --night-ink:#F2F2F0; --night-muted:#A2A8B0; /* status — solid, flat, no gradients */ --ok:#1E7A4B; --ok-soft:#E7F4ED; --ok-line:#BCE0CD; --warn:#9A6400; --warn-soft:#FDF2DC; --warn-line:#EFD5A3; --bad:#B3261E; --bad-soft:#FBEAE9; --bad-line:#EEC3C0; --info:#1F5C9E; --info-soft:#E9F1FA; --info-line:#C0D6EC; --r-lg:12px; --r:8px; --r-sm:6px; --r-xs:4px; --r-pill:100px; --shadow-1:0 1px 2px rgba(23,24,26,.05); --shadow-2:0 6px 20px rgba(23,24,26,.08); --shadow-3:0 16px 44px rgba(23,24,26,.14); --sidebar:248px; --bar:60px; --gutter:20px; --sans:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif; --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace; } /* == 2. base == */ *,*::before,*::after{box-sizing:border-box} *{margin:0;padding:0} html{-webkit-text-size-adjust:100%;-webkit-font-smoothing:antialiased;scroll-behavior:smooth} body{background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:14.5px;line-height:1.55;font-feature-settings:"cv11","ss01"} img,svg,video{display:block;max-width:100%} a{color:inherit;text-decoration:none} button,input,select,textarea{font:inherit;color:inherit} ul,ol{list-style:none} table{border-collapse:collapse;width:100%} svg{fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round} ::selection{background:var(--amber-fill);color:var(--ink)} :focus-visible{outline:2px solid var(--amber);outline-offset:2px;border-radius:var(--r-xs)} [hidden]{display:none!important} @media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}} /* == 3. shell == */ .shell{display:grid;grid-template-columns:var(--sidebar) minmax(0,1fr);min-height:100vh} .side{position:sticky;top:0;height:100vh;height:100dvh;border-right:1px solid var(--line);background:var(--surface);display:flex;flex-direction:column;overflow:hidden} .side__brand{display:flex;align-items:center;gap:10px;height:var(--bar);padding:0 18px;border-bottom:1px solid var(--line);flex:none} .mark{width:26px;height:26px;border-radius:var(--r-sm);background:var(--amber-fill);color:var(--on-amber);display:grid;place-items:center;font-family:var(--mono);font-size:12px;font-weight:700;flex:none} .side__name{font-weight:700;letter-spacing:-.02em;font-size:15px} .side__tag{font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--faint)} .side__nav{padding:14px 12px;overflow-y:auto;flex:1} .navgroup+.navgroup{margin-top:18px} .navgroup__label{font-family:var(--mono);font-size:10.5px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--faint);padding:0 10px 8px} .navlink{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:var(--r-sm);color:var(--ink-2);font-size:14px;font-weight:500;transition:background .12s,color .12s;cursor:pointer;width:100%;text-align:left;background:none;border:0} .navlink svg{width:17px;height:17px;flex:none;color:var(--faint)} .navlink:hover{background:var(--hover)} .navlink.is-active{background:var(--amber-soft);color:var(--ink);font-weight:600} .navlink.is-active svg{color:var(--amber-deep)} .navlink__count{margin-left:auto;font-family:var(--mono);font-size:11px;color:var(--faint)} .side__foot{border-top:1px solid var(--line);padding:12px;flex:none} .main{min-width:0;display:flex;flex-direction:column} .topbar{position:sticky;top:0;z-index:20;height:var(--bar);background:var(--surface);border-bottom:1px solid var(--line);display:flex;align-items:center;gap:12px;padding:0 var(--gutter)} .topbar__title{font-weight:700;letter-spacing:-.02em;font-size:16px} .topbar__sub{font-family:var(--mono);font-size:11px;color:var(--faint);letter-spacing:.06em;text-transform:uppercase} .spacer{flex:1} .view{padding:var(--gutter);display:block} .view--pad{padding:24px var(--gutter) 56px} .page-head{display:flex;align-items:flex-start;gap:16px;flex-wrap:wrap;margin-bottom:18px} .page-head h1{font-size:22px;letter-spacing:-.02em} .page-head p{color:var(--muted);font-size:14px;max-width:62ch;margin-top:4px} /* == 4. type == */ h1,h2,h3,h4{font-weight:700;line-height:1.2;letter-spacing:-.015em} h1{font-size:22px} h2{font-size:18px} h3{font-size:15.5px} h4{font-size:14px} .label{font-family:var(--mono);font-size:10.5px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--faint)} .muted{color:var(--muted)} .faint{color:var(--faint)} .mono{font-family:var(--mono);font-variant-numeric:tabular-nums} .num{font-family:var(--mono);font-variant-numeric:tabular-nums;font-weight:600} .small{font-size:12.5px} .truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap} /* == 5. buttons == */ .btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:1px solid var(--line-2);background:var(--surface);color:var(--ink);border-radius:var(--r);padding:8px 14px;font-size:13.5px;font-weight:600;cursor:pointer;transition:background .12s,border-color .12s,color .12s;white-space:nowrap} .btn svg{width:16px;height:16px} .btn:hover{background:var(--hover);border-color:var(--amber-line)} .btn:disabled{opacity:.5;cursor:not-allowed} .btn--primary{background:var(--amber-fill);border-color:var(--amber-fill);color:var(--on-amber)} .btn--primary:hover{background:var(--amber-fill-hi);border-color:var(--amber-fill-hi)} .btn--dark{background:var(--night);border-color:var(--night);color:#fff} .btn--dark:hover{background:var(--night-2);border-color:var(--night-2)} .btn--ghost{border-color:transparent;background:none} .btn--ghost:hover{background:var(--hover);border-color:var(--line)} .btn--danger{border-color:var(--bad-line);color:var(--bad);background:var(--bad-soft)} .btn--sm{padding:5px 10px;font-size:12.5px;border-radius:var(--r-sm)} .btn--icon{padding:7px;width:34px;height:34px} .btn--block{width:100%} .btnrow{display:flex;gap:8px;flex-wrap:wrap;align-items:center} /* == 6. chips + status == */ .chip{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line-2);border-radius:var(--r-sm);padding:4px 9px;font-size:12px;color:var(--muted);background:var(--surface);white-space:nowrap;cursor:pointer} .chip:hover{border-color:var(--amber);color:var(--amber-deep)} .chip.is-on{background:var(--amber-soft);border-color:var(--amber-line);color:var(--amber-deep);font-weight:600} .pill{display:inline-flex;align-items:center;gap:6px;border-radius:var(--r-sm);padding:3px 8px;font-family:var(--mono);font-size:10.5px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;border:1px solid var(--line-2);background:var(--surface-2);color:var(--muted)} .pill--ok{background:var(--ok-soft);border-color:var(--ok-line);color:var(--ok)} .pill--warn{background:var(--warn-soft);border-color:var(--warn-line);color:var(--warn)} .pill--bad{background:var(--bad-soft);border-color:var(--bad-line);color:var(--bad)} .pill--info{background:var(--info-soft);border-color:var(--info-line);color:var(--info)} .pill--amber{background:var(--amber-soft);border-color:var(--amber-line);color:var(--amber-deep)} .dot{width:7px;height:7px;border-radius:50%;background:currentColor;flex:none} /* == 7. cards + grids == */ .card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:18px} .card--flat{border-radius:var(--r);padding:14px} .card__head{display:flex;align-items:center;gap:10px;margin-bottom:14px} .card__head h3{flex:1} .grid{display:grid;gap:var(--gutter)} .g2{grid-template-columns:repeat(2,minmax(0,1fr))} .g3{grid-template-columns:repeat(3,minmax(0,1fr))} .g4{grid-template-columns:repeat(4,minmax(0,1fr))} .g-side{grid-template-columns:minmax(0,1fr) 320px} .stack>*+*{margin-top:14px} .row{display:flex;align-items:center;gap:10px;flex-wrap:wrap} .between{display:flex;align-items:center;justify-content:space-between;gap:12px} .stat{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:16px 18px} .stat__label{font-family:var(--mono);font-size:10.5px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--faint)} .stat__value{font-family:var(--mono);font-size:26px;font-weight:600;letter-spacing:-.02em;margin-top:8px;font-variant-numeric:tabular-nums} .stat__delta{font-size:12.5px;color:var(--muted);margin-top:4px} .stat--accent{border-color:var(--amber-line);background:var(--amber-soft)} /* bars + sparkline-ish meters, all solid fills */ .meter{height:8px;border-radius:var(--r-pill);background:var(--surface-2);border:1px solid var(--line);overflow:hidden} .meter__fill{height:100%;background:var(--amber-fill)} .meter__fill--ok{background:var(--ok)} .meter__fill--bad{background:var(--bad)} .meter__fill--info{background:var(--info)} .bars{display:flex;align-items:flex-end;gap:6px;height:120px} .bars__col{flex:1;min-width:0;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;gap:6px;height:100%} .bars__bar{width:100%;background:var(--amber-fill);border-radius:var(--r-xs) var(--r-xs) 0 0;min-height:2px} .bars__bar--muted{background:var(--line-2)} .bars__x{font-family:var(--mono);font-size:10px;color:var(--faint);max-width:100%;overflow:hidden;text-overflow:ellipsis} /* == 8. tables == */ .tablewrap{border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:var(--surface)} .tablewrap--scroll{overflow-x:auto} table.data{font-size:13.5px} table.data th{text-align:left;font-family:var(--mono);font-size:10.5px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--faint);padding:11px 14px;background:var(--surface-2);border-bottom:1px solid var(--line);white-space:nowrap} table.data td{padding:11px 14px;border-bottom:1px solid var(--line);vertical-align:middle} table.data tr:last-child td{border-bottom:0} table.data tbody tr:hover{background:var(--hover)} table.data td.right,table.data th.right{text-align:right} .linkish{border-bottom:1px solid var(--amber-line);cursor:pointer;font-weight:600} .linkish:hover{border-bottom-color:var(--amber)} .empty{border:1px dashed var(--line-2);border-radius:var(--r-lg);padding:36px 20px;text-align:center;color:var(--muted);background:var(--surface-2)} .empty h3{margin-bottom:6px;color:var(--ink)} /* == 9. forms == */ .field{display:block} .field+.field{margin-top:14px} .field__label{display:block;font-family:var(--mono);font-size:10.5px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--faint);margin-bottom:6px} .input,.select,.textarea{width:100%;border:1px solid var(--line-2);border-radius:var(--r);background:var(--surface);padding:9px 12px;font-size:14px;transition:border-color .12s} .input:hover,.select:hover,.textarea:hover{border-color:var(--amber-line)} .input:focus,.select:focus,.textarea:focus{outline:none;border-color:var(--amber);box-shadow:0 0 0 3px var(--amber-soft)} .textarea{resize:vertical;min-height:88px} .select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='none' stroke='%235A5F66' stroke-width='1.7'%3E%3Cpath d='M6 8l4 4 4-4'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center;background-size:18px;padding-right:34px} .hint{font-size:12px;color:var(--faint);margin-top:5px} .search{position:relative;flex:1;max-width:340px} .search .input{padding-left:34px} .search svg{position:absolute;left:10px;top:50%;transform:translateY(-50%);width:16px;height:16px;color:var(--faint)} .switch{display:inline-flex;align-items:center;gap:9px;cursor:pointer;font-size:13.5px} .switch input{position:absolute;opacity:0} .switch__track{width:36px;height:20px;border-radius:var(--r-pill);background:var(--line-2);position:relative;transition:background .15s;flex:none} .switch__track::after{content:"";position:absolute;top:2px;left:2px;width:16px;height:16px;border-radius:50%;background:#fff;transition:transform .15s} .switch input:checked+.switch__track{background:var(--amber-fill)} .switch input:checked+.switch__track::after{transform:translateX(16px)} /* == 10. modal + toast + drawer == */ /* 78 puts a modal over everything it can be opened from — the phone sidebar (65), a drawer (70), the assistant panel (75) — and still under the toasts (80). At 60 a confirm raised from the sidebar rendered behind it, with its Cancel button unreachable on a touch screen. */ .scrim{position:fixed;inset:0;background:rgba(23,24,26,.42);z-index:78;display:grid;place-items:center;padding:20px} .modal{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-3);width:min(520px,100%);max-height:86vh;overflow:auto} .modal__head{display:flex;align-items:center;gap:10px;padding:16px 18px;border-bottom:1px solid var(--line)} .modal__head h3{flex:1} .modal__body{padding:18px} .modal__foot{display:flex;justify-content:flex-end;gap:8px;padding:14px 18px;border-top:1px solid var(--line);background:var(--surface-2)} .toasts{position:fixed;right:18px;bottom:18px;z-index:80;display:flex;flex-direction:column;gap:8px;align-items:flex-end} .toast{background:var(--night);color:var(--night-ink);border-radius:var(--r);padding:10px 14px;font-size:13.5px;box-shadow:var(--shadow-2);display:flex;gap:9px;align-items:center;max-width:340px} .toast--ok{background:var(--ok)} .toast--bad{background:var(--bad)} .drawer{position:fixed;top:0;right:0;height:100vh;height:100dvh;width:min(420px,100%);background:var(--surface);border-left:1px solid var(--line);box-shadow:var(--shadow-3);z-index:70;display:flex;flex-direction:column} .drawer__head{display:flex;align-items:center;gap:10px;padding:0 16px;height:var(--bar);border-bottom:1px solid var(--line);flex:none} .drawer__body{padding:16px;overflow-y:auto;flex:1} /* == 11. assistant (demo agent) == */ /* One entry point to the assistant, and only one: a round launcher pinned bottom-right. Icon only — the label lives in the panel header. */ .assist-fab{position:fixed;right:22px;bottom:22px;z-index:50;display:grid;place-items:center;width:52px;height:52px;background:var(--amber-fill);color:var(--on-amber);border:1px solid var(--amber-fill-hi);border-radius:50%;box-shadow:var(--shadow-2);cursor:pointer;padding:0;transition:background .14s,transform .14s} .assist-fab svg{width:23px;height:23px;stroke-width:1.6} .assist-fab span{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0} .assist-fab:hover{background:var(--amber-fill-hi);transform:translateY(-1px)} .assist-fab:active{transform:none} .assist{position:fixed;right:20px;bottom:20px;z-index:75;width:min(420px,calc(100vw - 40px));height:min(620px,calc(100vh - 40px));background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-3);display:flex;flex-direction:column;overflow:hidden} .assist--docked{position:static;width:auto;height:100%;border-radius:var(--r-lg);box-shadow:none} .assist__head{display:flex;align-items:center;gap:10px;padding:12px 14px;border-bottom:1px solid var(--line);flex:none;background:var(--surface)} .assist__head h3{font-size:14.5px} .assist__log{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:14px;background:var(--surface-2)} .msg{display:flex;gap:10px;max-width:100%} .msg__av{width:26px;height:26px;border-radius:var(--r-sm);flex:none;display:grid;place-items:center;font-family:var(--mono);font-size:11px;font-weight:700} .msg--bot .msg__av{background:var(--amber-fill);color:var(--on-amber)} .msg--me{flex-direction:row-reverse} .msg--me .msg__av{background:var(--night);color:#fff} .msg__body{border:1px solid var(--line);background:var(--surface);border-radius:var(--r);padding:10px 12px;font-size:13.5px;line-height:1.6} .msg--me .msg__body{background:var(--night);color:var(--night-ink);border-color:var(--night)} .msg__body p+p{margin-top:8px} .msg__body ul{margin:8px 0 0;padding-left:0} .msg__body li{position:relative;padding-left:16px;margin-top:4px} .msg__body li::before{content:"";position:absolute;left:2px;top:8px;width:5px;height:5px;background:var(--amber);border-radius:1px} .msg__body code{font-family:var(--mono);font-size:12.5px;background:var(--surface-2);border:1px solid var(--line);border-radius:var(--r-xs);padding:1px 5px} .msg__meta{font-family:var(--mono);font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:var(--faint);margin-top:7px} .msg__table{margin-top:10px;border:1px solid var(--line);border-radius:var(--r-sm);overflow:hidden} .msg__table td,.msg__table th{padding:6px 9px;border-bottom:1px solid var(--line);font-size:12.5px;text-align:left} .msg__table tr:last-child td{border-bottom:0} .msg__table th{background:var(--surface-2);font-family:var(--mono);font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:var(--faint)} .msg__actions{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px;padding-top:10px;border-top:1px solid var(--line)} .msg__actions .btn{font-size:12.5px} .thinking{display:inline-flex;gap:4px;align-items:center} .thinking i{width:5px;height:5px;border-radius:50%;background:var(--faint);animation:blip 1s infinite} .thinking i:nth-child(2){animation-delay:.16s} .thinking i:nth-child(3){animation-delay:.32s} @keyframes blip{0%,60%,100%{opacity:.25}30%{opacity:1}} .assist__suggest{display:flex;gap:7px;flex-wrap:wrap;padding:10px 14px 0;background:var(--surface-2)} .assist__form{display:flex;gap:8px;padding:12px 14px;border-top:1px solid var(--line);flex:none;background:var(--surface)} .assist__form .input{border-radius:var(--r)} .assist__note{font-family:var(--mono);font-size:10px;letter-spacing:.06em;text-transform:uppercase;color:var(--faint);padding:0 14px 10px;background:var(--surface)} /* == 12. misc == */ .kbd{font-family:var(--mono);font-size:11px;border:1px solid var(--line-2);border-bottom-width:2px;border-radius:var(--r-xs);padding:1px 5px;background:var(--surface-2);color:var(--muted)} .avatar{width:28px;height:28px;border-radius:var(--r-sm);background:var(--surface-2);border:1px solid var(--line);display:grid;place-items:center;font-family:var(--mono);font-size:11px;font-weight:600;color:var(--muted);flex:none} .avatar--amber{background:var(--amber-soft);border-color:var(--amber-line);color:var(--amber-deep)} .hr{height:1px;background:var(--line);border:0;margin:18px 0} .tabs{display:flex;gap:2px;border-bottom:1px solid var(--line);margin-bottom:18px;overflow-x:auto} .tab{padding:9px 14px;font-size:13.5px;font-weight:600;color:var(--muted);border-bottom:2px solid transparent;cursor:pointer;background:none;border-top:0;border-left:0;border-right:0;white-space:nowrap} .tab:hover{color:var(--ink)} .tab.is-active{color:var(--ink);border-bottom-color:var(--amber)} .banner{display:flex;gap:10px;align-items:flex-start;border:1px solid var(--amber-line);background:var(--amber-soft);border-radius:var(--r);padding:11px 14px;font-size:13px;color:var(--ink-2)} .banner svg{width:17px;height:17px;color:var(--amber-deep);flex:none;margin-top:1px} .code{font-family:var(--mono);font-size:12.5px;background:var(--night);color:var(--night-ink);border-radius:var(--r);padding:14px 16px;overflow-x:auto;white-space:pre} .timeline{border-left:1px solid var(--line);padding-left:18px;position:relative} .timeline__item{position:relative;padding-bottom:16px} .timeline__item::before{content:"";position:absolute;left:-22px;top:5px;width:7px;height:7px;border-radius:50%;background:var(--amber);border:2px solid var(--surface)} /* == 12b. sidebar: rail mode + colour == Two controls sit in the sidebar footer: collapse to an icon rail, and switch the sidebar to the brand yellow. Both persist per app in localStorage. */ .side__toggles{display:flex;gap:6px} .side__toggles .btn{flex:1;justify-content:center} /* two footer controls sharing one line, so the footer stays short */ .side__pair{display:flex;gap:6px} .side__pair>*{flex:1;min-width:0;justify-content:center} .side__pair .btn span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap} .shell.is-rail .side__pair{flex-direction:column} /* chrome controls live in the sidebar header, beside the brand: icon-only, labelled for assistive tech, never wider than the rail. */ .side__brandbtns{margin-left:auto;display:flex;gap:4px;flex:none} .side__brandbtns .btn{width:30px;height:30px;padding:0;border-radius:var(--r-sm);justify-content:center} .side__brandbtns .btn svg{width:16px;height:16px} .side__brandbtns .btn span{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0} .side[data-tone="amber"] .side__brandbtns .btn{background:rgba(255,255,255,.72);border-color:rgba(23,24,26,.18);color:var(--ink)} .side[data-tone="amber"] .side__brandbtns .btn:hover{background:var(--bg)} /* rail: 64px wide, icons only, labels reachable by title + aria-label */ .shell.is-rail{grid-template-columns:64px minmax(0,1fr)} .shell.is-rail .side__name, .shell.is-rail .side__tag, .shell.is-rail .navgroup__label, .shell.is-rail .navlink span, .shell.is-rail .navlink__count, .shell.is-rail .side__foot .btn span, .shell.is-rail .side__sub{display:none} /* in the rail the brand row stacks, so both controls stay reachable */ .shell.is-rail .side__brand{flex-direction:column;justify-content:center;height:auto;padding:10px 0;gap:8px} .shell.is-rail .side__brandbtns{margin-left:0;flex-direction:column} .shell.is-rail .side__nav{padding:12px 8px} .shell.is-rail .navlink{justify-content:center;padding:9px 0} .shell.is-rail .navgroup+.navgroup{margin-top:10px;border-top:1px solid var(--line);padding-top:10px} .shell.is-rail .side__foot{padding:10px 8px} .shell.is-rail .side__foot .btn{padding:8px 0;width:100%} .shell.is-rail .side__toggles{flex-direction:column} /* yellow sidebar. Ink on #EAC81C is 10.8:1, so text stays ink — never white. */ .side[data-tone="amber"]{background:var(--amber-fill);border-right-color:var(--amber-fill-hi)} .side[data-tone="amber"] .side__brand, .side[data-tone="amber"] .side__foot{border-color:rgba(23,24,26,.16)} .side[data-tone="amber"] .mark{background:var(--ink);color:var(--amber-fill)} .side[data-tone="amber"] .side__name{color:var(--ink)} /* muted text on yellow: --amber-darker is 4.41:1 here, under AA, so the sidebar's quiet text uses ink-2 (8:1) instead. */ .side[data-tone="amber"] .side__tag, .side[data-tone="amber"] .navgroup__label, .side[data-tone="amber"] .navlink__count{color:var(--ink-2)} /* the default focus ring is --amber, which vanishes against the yellow */ .side[data-tone="amber"] :focus-visible{outline-color:var(--ink)} .side[data-tone="amber"] .navlink{color:var(--ink)} .side[data-tone="amber"] .navlink svg{color:var(--amber-darker)} .side[data-tone="amber"] .navlink:hover{background:rgba(23,24,26,.07)} .side[data-tone="amber"] .navlink.is-active{background:var(--bg);color:var(--ink)} .side[data-tone="amber"] .navlink.is-active svg{color:var(--amber-deep)} .side[data-tone="amber"] .btn{background:rgba(255,255,255,.72);border-color:rgba(23,24,26,.18);color:var(--ink)} .side[data-tone="amber"] .btn:hover{background:var(--bg)} .side[data-tone="amber"] .navgroup+.navgroup{border-color:rgba(23,24,26,.16)} /* == 13. responsive == */ .sidebtn{display:none} @media (max-width:1080px){ .g4{grid-template-columns:repeat(2,minmax(0,1fr))} .g-side{grid-template-columns:minmax(0,1fr)} } @media (max-width:900px){ .shell{grid-template-columns:minmax(0,1fr)} .side{position:fixed;left:0;top:0;z-index:65;width:var(--sidebar);transform:translateX(-100%);transition:transform .18s} .side.is-open{transform:none} /* An open sidebar covers the button that opened it, so a touch screen needs somewhere to tap to dismiss it. Put