*{box-sizing:border-box;margin:0;padding:0}
:root{--ink:#0d0d0d;--ink2:#262626;--dim:#3d3d3d;--faint:#4a4a4a;--green:#1a1aff;--green-d:#1414cc;
--bg:#ffffff;--soft:#f0f0f0;--line:#0d0d0d;--surface:#ffffff;--amber:#b56a00;--amber-bg:#fff6e5;
--sh-1:4px 4px 0 #0d0d0d;--sh-2:6px 6px 0 #0d0d0d;--edge:clamp(20px,5vw,80px);
--sans:'Space Mono',ui-monospace,monospace;--mono:'Space Mono',monospace}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:var(--sans);line-height:1.55;
-webkit-font-smoothing:antialiased;min-height:100vh;display:flex;flex-direction:column}
main{display:block;flex:1 0 auto}
a{color:inherit;text-decoration:none}
.wrap{max-width:1240px;margin:0 auto;padding:0 var(--edge)}
img{max-width:100%;display:block}

header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);
backdrop-filter:saturate(180%) blur(12px);border-bottom:2px solid #0d0d0d}
.topnav{max-width:1240px;margin:0 auto;padding:0 var(--edge);height:60px;display:flex;
align-items:center;justify-content:center;gap:clamp(22px,4vw,52px)}
.topnav a{font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;color:#262626;transition:color .2s}
.topnav a:hover,.topnav a[aria-current="page"]{color:var(--green)}
.nav-burger{display:none;width:40px;height:40px;padding:0;border:none;background:none;cursor:pointer;position:relative}
.nav-burger span{position:absolute;left:8px;right:8px;height:2px;background:var(--ink);
transition:transform .3s cubic-bezier(.2,.8,.2,1),opacity .2s}
.nav-burger span:nth-child(1){top:14px}.nav-burger span:nth-child(2){top:19px}.nav-burger span:nth-child(3){top:24px}
.nav-burger.is-open span:nth-child(1){top:19px;transform:rotate(45deg)}
.nav-burger.is-open span:nth-child(2){opacity:0}
.nav-burger.is-open span:nth-child(3){top:19px;transform:rotate(-45deg)}
.nav-menu{position:fixed;inset:0;z-index:49;background:var(--bg);opacity:0;visibility:hidden;
transition:opacity .28s ease,visibility 0s linear .28s;display:flex;align-items:center;justify-content:center}
.nav-menu.open{opacity:1;visibility:visible;transition:opacity .28s ease}
.nav-menu-inner{display:flex;flex-direction:column;align-items:center;gap:26px}
.nav-menu-inner a{font-weight:700;text-transform:uppercase;font-size:1.9rem;letter-spacing:-.01em;color:var(--ink)}
.nav-menu-inner a[aria-current="page"]{color:var(--green)}
@media (max-width:760px){.topnav{justify-content:flex-end}.topnav a{display:none}.nav-burger{display:block}}

.phead{padding:clamp(46px,7vw,88px) 0 clamp(22px,3vw,34px)}
.crumb{font-family:var(--mono);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--dim)}
.crumb a:hover{color:var(--green)}
.kicker{font-family:var(--mono);font-size:.66rem;letter-spacing:.2em;text-transform:uppercase;
color:var(--green);margin-top:16px}
.phead h1{font-weight:700;text-transform:uppercase;font-size:clamp(1.7rem,5vw,3.1rem);
letter-spacing:-.03em;line-height:1.04;margin-top:10px}
.lead{margin-top:14px;color:var(--dim);font-size:clamp(.95rem,1.4vw,1.1rem);max-width:56ch}
section{padding:0 0 clamp(44px,6vw,80px)}

.src{margin-top:26px;border:2px solid var(--line);box-shadow:var(--sh-1);background:var(--surface);
max-width:640px}
.src-bar{border-bottom:2px solid var(--line);padding:9px 14px;display:flex;align-items:center;gap:9px}
.src-bar .sq{width:9px;height:9px;background:var(--green);flex:0 0 auto}
.src-bar .t{font-family:var(--mono);font-size:.62rem;letter-spacing:.18em;text-transform:uppercase;color:var(--faint)}
.src-b{padding:15px 16px 17px}
.src-who{font-weight:700;font-size:1rem;letter-spacing:-.01em}
.src-what{color:var(--dim);font-size:.87rem;margin-top:7px}
.src-b a{font-family:var(--mono);font-size:.7rem;letter-spacing:.05em;color:var(--green);
margin-top:11px;display:inline-block;word-break:break-all;border-bottom:1px solid var(--green)}

.fav-add{display:inline-flex;align-items:center;gap:9px;margin-top:22px;border:2px solid var(--line);
background:#fff;color:var(--ink);font-family:var(--sans);font-size:.85rem;font-weight:700;
text-transform:uppercase;letter-spacing:.05em;padding:12px 20px;cursor:pointer;box-shadow:var(--sh-1);
transition:transform .15s,box-shadow .15s,background .15s,color .15s}
.fav-add:hover{transform:translate(-2px,-2px);box-shadow:var(--sh-2)}
.fav-add .star{color:var(--green);font-size:1rem;line-height:1}
.fav-add[aria-pressed="true"]{background:var(--green);border-color:var(--green);color:#fff}
.fav-add[aria-pressed="true"] .star{color:#fff}

.stage{display:grid;grid-template-columns:minmax(0,370px) minmax(0,1fr);gap:clamp(26px,4vw,56px);
align-items:start;margin-top:6px}
/* minmax(0,...) on both tracks: a bare 1fr keeps a min-content floor, and the
   phone's contents then push the column past a narrow viewport. */
@media (max-width:900px){.stage{grid-template-columns:minmax(0,1fr)}}
.phone{width:100%;max-width:min(340px,100%);min-width:0;border:2px solid var(--line);
box-shadow:8px 8px 0 var(--line);background:#fff;margin:0 auto;position:relative}
.phone-bar span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0}
.phone-bar{height:28px;border-bottom:2px solid var(--line);display:flex;align-items:center;
justify-content:space-between;padding:0 12px;font-family:var(--mono);font-size:.58rem;
letter-spacing:.1em;text-transform:uppercase;color:var(--faint);background:var(--soft)}
.phone-bar .dot{width:7px;height:7px;background:var(--green)}
.screen{height:552px;overflow-y:auto;overflow-x:hidden;overscroll-behavior:contain;
position:relative;scrollbar-width:thin;background:#fff}
.screen::-webkit-scrollbar{width:5px}.screen::-webkit-scrollbar-thumb{background:#cfcfcf}
/* nothing inside a phone may burst it sideways: wide content scrolls in its own box */
.screen table{table-layout:fixed;width:100%}
.screen td,.screen th,.screen dd,.screen p,.screen h2,.screen h3{overflow-wrap:anywhere}
/* Demo headings are sized here rather than left to the browser default. They used to
   be h4 and h5, and lift_headings now moves them to h2 and h3 so the page outline
   holds; without a size of their own they would jump to the h2 default and swell. */
.screen h2{font-size:1rem;font-weight:700;line-height:1.3}
.screen h3{font-size:.85rem;font-weight:700;line-height:1.3}
.sc{padding:16px 15px 26px}
.sc h2{font-size:.95rem;font-weight:700;text-transform:uppercase;letter-spacing:-.01em}
.sc p{font-size:.8rem;color:var(--dim);margin-top:7px}
.eyebrow{font-family:var(--mono);font-size:.58rem;letter-spacing:.2em;text-transform:uppercase;color:var(--green)}

.side{display:flex;flex-direction:column;gap:18px}
.ex-note{border-left:3px solid var(--green);padding:2px 0 2px 16px;font-size:.88rem;color:var(--dim);max-width:52ch}
.ex-note b{color:var(--ink);font-weight:700}
.sample{display:inline-flex;align-items:center;gap:7px;background:var(--amber-bg);color:var(--amber);
border:2px solid var(--amber);font-family:var(--mono);font-size:.6rem;letter-spacing:.16em;
text-transform:uppercase;padding:6px 10px;font-weight:700}
.backlink{display:inline-flex;gap:8px;font-family:var(--mono);font-size:.74rem;letter-spacing:.06em;
text-transform:uppercase;margin-top:38px;border-bottom:2px solid var(--line);padding-bottom:3px}
.backlink:hover{color:var(--green);border-color:var(--green)}

button,input,select,textarea{font-family:inherit}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--green);
color:#fff;font-weight:700;font-size:.8rem;text-transform:uppercase;letter-spacing:.05em;
padding:11px 18px;border:2px solid var(--line);box-shadow:3px 3px 0 var(--line);cursor:pointer;
transition:transform .15s,box-shadow .15s}
.btn:hover{transform:translate(-2px,-2px);box-shadow:5px 5px 0 var(--line)}
.btn.ghost{background:#fff;color:var(--ink)}
.chip{font:inherit;font-size:.76rem;background:#fff;color:var(--ink);border:2px solid var(--line);
padding:8px 12px;cursor:pointer;transition:background .14s,color .14s}
.chip.on{background:var(--green);border-color:var(--green);color:#fff}
.fld{width:100%;font-size:.82rem;padding:9px 11px;border:2px solid var(--line);background:#fff;color:var(--ink)}
.fld:focus{outline:2px solid var(--green);outline-offset:1px}

footer{background:var(--soft);border-top:2px solid var(--line);padding:20px 0;margin-top:40px;flex-shrink:0}
footer .wrap{display:flex;justify-content:center}
.foot-note{font-family:var(--mono);font-size:.7rem;letter-spacing:.06em;color:var(--dim)}
.foot-note a{color:var(--green);border-bottom:1px solid var(--green)}
@media (prefers-reduced-motion:reduce){*{animation-duration:.001ms !important;animation-iteration-count:1 !important}
.fav-add:hover,.btn:hover{transform:none}}

.fav-fab{position:fixed;right:18px;bottom:18px;width:58px;height:58px;border:2px solid var(--line);
background:var(--ink);color:#fff;font-size:1.35rem;line-height:1;cursor:pointer;box-shadow:5px 5px 0 var(--green);
display:flex;align-items:center;justify-content:center;z-index:90}
.fav-badge{position:absolute;top:-9px;right:-9px;min-width:24px;height:24px;background:var(--green);
color:#fff;font-family:var(--mono);font-size:.68rem;font-weight:700;align-items:center;
justify-content:center;padding:0 5px;border:2px solid var(--line);display:none}
.fav-badge.on{display:flex}
.fav-panel{position:fixed;right:18px;bottom:88px;width:min(370px,calc(100vw - 36px));
max-height:min(520px,68vh);background:#fff;border:2px solid var(--line);box-shadow:8px 8px 0 var(--line);
z-index:95;display:none;flex-direction:column;overflow:hidden}
.fav-panel.on{display:flex}
.fav-head{padding:13px 16px;border-bottom:2px solid var(--line);font-family:var(--mono);font-size:.62rem;
font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--faint);background:var(--soft)}
.fav-list{overflow-y:auto;flex:1}
.fav-row{display:flex;align-items:baseline;gap:11px;padding:10px 16px;font-size:.85rem;
border-bottom:1px dashed #d8d8d8}
.fav-row .n{font-family:var(--mono);font-size:.7rem;font-weight:700;color:var(--green);flex:none}
.fav-row .t{flex:1;color:var(--ink)}
.fav-row button{border:0;background:none;color:var(--faint);cursor:pointer;font-size:1rem;padding:0 2px}
.fav-row button:hover{color:#b3261e}
.fav-empty{padding:24px 16px;font-size:.82rem;color:var(--dim)}
.fav-foot{border-top:2px solid var(--line);padding:14px 16px;display:flex;flex-direction:column;gap:11px}
.fav-msg{font-family:var(--mono);font-size:.78rem;color:var(--ink);white-space:nowrap;overflow-x:auto;
scrollbar-width:none;border:2px solid var(--line);padding:9px 11px;background:var(--soft)}
.fav-copy{border:2px solid var(--line);background:var(--green);color:#fff;font-family:var(--sans);
font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;padding:11px 16px;cursor:pointer;
box-shadow:3px 3px 0 var(--line)}
.fav-copy:focus-visible,.fav-fab:focus-visible{outline:2px solid var(--green);outline-offset:3px}
@media (max-width:640px){.fav-panel{right:12px;left:12px;width:auto;bottom:84px}.fav-fab{right:14px;bottom:14px}}