/* Focal: the graphite and silver of its lens icon (assets/icon.ico), the icon's cyan flare as the accent,
   and the near-black #07090D of the phone page behind everything. */
:root{
  color-scheme:dark;
  --bg:#0a0c10; --panel:#12151b; --row:#191d24; --line:#232831; --text:#e9edf2; --dim:#9aa3af;
  --accent:#4fd2f0; --on-accent:#032029; --accent-soft:rgba(79,210,240,.13); --ok:#3fb950;
  --sans:"Segoe UI Variable Text","Segoe UI Variable","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  --display:"Segoe UI Variable Display","Segoe UI Variable","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  --mono:"Cascadia Mono",Consolas,ui-monospace,"SF Mono",Menlo,monospace;
}
/* Shared layout of Erik1028's app pages: a short manual, one column, real screenshots.
   Each page puts its app's own colours in :root above this. */
*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--sans);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--text);text-decoration:underline;text-decoration-color:var(--accent);text-decoration-thickness:2px;text-underline-offset:3px}
a:hover{color:var(--accent)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
h1,h2,h3{font-family:var(--display);margin:0;line-height:1.15;text-wrap:balance}
h2{font-size:clamp(24px,3.2vw,32px);font-weight:700}
h3{font-size:18px;font-weight:600}
p{margin:0}
code,.mono{font-family:var(--mono)}
code{font-size:.88em;background:var(--panel);border:1px solid var(--line);border-radius:6px;padding:1px 6px;overflow-wrap:anywhere}
.wrap{max-width:1120px;margin:0 auto;padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}

.top .wrap{display:flex;align-items:center;gap:20px;padding-block:18px}
.logo{display:flex;align-items:center;gap:10px;font-family:var(--display);font-weight:700;font-size:19px;text-decoration:none}
.logo img{border-radius:8px}
.top nav{margin-left:auto;display:flex;align-items:center;gap:22px;font-size:15px}
.top nav a{text-decoration:none;color:var(--dim)}
.top nav a:hover{color:var(--text)}
@media (max-width:640px){.top nav .opt{display:none}}

.intro{padding-block:48px 32px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:24px 48px;align-items:end}
.intro h1{font-size:clamp(40px,6.4vw,72px);font-weight:700;letter-spacing:-0.02em}
.intro p{font-size:clamp(18px,2vw,21px);color:var(--dim);max-width:34em;margin-top:14px}
.get{display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.btn{display:inline-flex;align-items:center;gap:10px;background:var(--accent);color:var(--on-accent);font-weight:700;font-size:17px;text-decoration:none;padding:13px 22px;border-radius:12px}
.btn:hover{color:var(--on-accent);filter:brightness(1.1)}
.get .mono{color:var(--dim);font-size:14px}
.get .alt{font-size:14.5px;color:var(--dim)}
@media (max-width:820px){.intro{grid-template-columns:1fr}}

.shot{border-radius:14px;overflow:hidden;border:1px solid var(--line);background:var(--panel)}
.hero-shot figcaption,.cap{margin-top:10px;color:var(--dim);font-size:14px}

section.block{padding-block:64px 0}
.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:24px}
.card{display:flex;flex-direction:column;gap:10px;min-width:0}
.card .shot{aspect-ratio:16/10;max-width:100%}
.card .shot img{width:100%;height:100%;object-fit:cover;object-position:top left}
.card p{color:var(--dim);font-size:16px}
.card.text{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:20px 22px}
.card .ic{width:36px;height:36px;border-radius:10px;background:var(--accent-soft);color:var(--accent);display:flex;align-items:center;justify-content:center}
.extras{margin-top:22px;color:var(--dim);font-size:15.5px}
@media (max-width:820px){.cards{grid-template-columns:1fr}}

.two{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,7fr);gap:24px 56px}
.two ol{margin:0;padding-left:1.3em;display:flex;flex-direction:column;gap:10px}
.two ol li::marker{font-family:var(--mono);color:var(--accent)}
.aside{color:var(--dim);font-size:15.5px;margin-top:18px;padding-top:14px;border-top:1px solid var(--line)}
@media (max-width:820px){.two{grid-template-columns:1fr}}

.tbl{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:16px}
th{text-align:left;font-weight:600;color:var(--dim);font-size:14px;padding:0 16px 8px 0}
td{padding:10px 16px 10px 0;border-top:1px solid var(--line);vertical-align:top}
td:nth-child(2){color:var(--dim)}
.yes{color:var(--ok);font-weight:600}.no{color:var(--dim)}

.latest{display:grid;grid-template-columns:minmax(0,7em) minmax(0,1fr);gap:4px 24px;padding-block:18px;border-top:1px solid var(--line);margin-top:20px}
.latest .v{font-family:var(--mono);color:var(--accent);font-size:15px;padding-top:2px}
.latest p{color:var(--dim);font-size:15.5px;margin-top:4px}
@media (max-width:560px){.latest{grid-template-columns:1fr}}

footer{margin-top:80px;border-top:1px solid var(--line)}
footer .wrap{padding-block:28px 44px;display:flex;flex-wrap:wrap;gap:12px 32px;justify-content:space-between;color:var(--dim);font-size:14.5px}
footer p{max-width:42em}

/* ---- Focal only --------------------------------------------------------------------------------------- */
/* the header: a lens glow behind the phone and the PC, with viewfinder corners that pull focus once */
.band{position:relative;overflow:hidden;border-bottom:1px solid var(--line);background:
  radial-gradient(560px 420px at 76% 46%,rgba(46,120,190,.30),transparent 70%),
  radial-gradient(240px 200px at 70% 38%,rgba(79,210,240,.16),transparent 70%),
  radial-gradient(900px 600px at 10% 0%,#151a22,transparent 70%),var(--bg)}
.band > *{position:relative}
.intro{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,620px);gap:36px 56px;align-items:center;padding-block:32px 72px}
.intro h1{font-size:clamp(52px,8.4vw,104px);letter-spacing:-0.035em;line-height:1;
  background:linear-gradient(175deg,#ffffff 0%,#d4dae2 38%,#8f99a6 62%,#e6ebf0 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.intro p{margin-top:18px}
.get{margin-top:28px}
.btn .size{font-weight:500;opacity:.75}
@media (max-width:960px){.intro{grid-template-columns:1fr}.scene{max-width:620px}}

.scene{position:relative;margin:0;aspect-ratio:620/470;padding:0}
.pc{position:absolute;right:2%;top:4%;width:80%;border-radius:10px;overflow:hidden;background:#000;border:1px solid #2b313b;box-shadow:0 30px 80px rgba(0,0,0,.6)}
.pc-bar{display:flex;align-items:center;height:26px;padding:0 0 0 10px;background:#1b1f26;font-size:11.5px;color:#c4cbd4;gap:0}
.pc-bar span{order:-1;margin-right:auto;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.pc-bar i{width:34px;height:26px;position:relative}
.pc-bar i::before{content:"";position:absolute;left:50%;top:50%;width:9px;height:9px;transform:translate(-50%,-50%)}
.pc-bar i:nth-child(1)::before{height:0;border-top:1px solid #aab2bd}
.pc-bar i:nth-child(2)::before{border:1px solid #aab2bd}
.pc-bar i:nth-child(3)::before{background:linear-gradient(45deg,transparent 46%,#aab2bd 46% 54%,transparent 54%),linear-gradient(-45deg,transparent 46%,#aab2bd 46% 54%,transparent 54%)}
.pc img{width:100%}
.phone{position:absolute;left:0;bottom:3%;width:64%;padding:7px 9px;border-radius:30px;background:linear-gradient(145deg,#3a3f47,#15181d 40%,#2a2e35);
  box-shadow:0 34px 70px rgba(0,0,0,.7),inset 0 0 0 1px rgba(255,255,255,.08);transform:rotate(-2.5deg)}
.phone img{width:100%;border-radius:23px}
.phone::before{content:"";position:absolute;left:15px;top:50%;width:7px;height:42px;margin-top:-21px;border-radius:4px;background:#000;z-index:1}
.link{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;overflow:visible}
.link path{fill:none;stroke:var(--accent);stroke-width:2;stroke-dasharray:7 7;stroke-linecap:round;animation:flow 1s linear infinite}
.link rect{fill:rgba(10,12,16,.9);stroke:rgba(79,210,240,.45)}
.link text{font:600 11.5px "Cascadia Mono",Consolas,monospace;fill:var(--accent);letter-spacing:.04em}
@keyframes flow{to{stroke-dashoffset:-14}}
.vf{position:absolute;width:26px;height:26px;border-color:rgba(233,237,242,.55);border-style:solid;border-width:0;pointer-events:none}
.vf.tl{left:-14px;top:-14px;border-left-width:2px;border-top-width:2px}
.vf.tr{right:-14px;top:-14px;border-right-width:2px;border-top-width:2px}
.vf.bl{left:-14px;bottom:-14px;border-left-width:2px;border-bottom-width:2px}
.vf.br{right:-14px;bottom:-14px;border-right-width:2px;border-bottom-width:2px}
.motion .vf{animation:focus 1.4s cubic-bezier(.2,.7,.2,1) .2s both}
.motion .vf.tl{--fx:-18px;--fy:-18px}.motion .vf.tr{--fx:18px;--fy:-18px}.motion .vf.bl{--fx:-18px;--fy:18px}.motion .vf.br{--fx:18px;--fy:18px}
@keyframes focus{0%{transform:translate(var(--fx),var(--fy));opacity:0}55%{transform:translate(calc(var(--fx) * -.15),calc(var(--fy) * -.15));opacity:1;border-color:var(--accent)}100%{transform:none;opacity:1}}
@media (max-width:560px){
  .scene{aspect-ratio:620/520}
  .pc{width:88%;right:0}.phone{width:76%;border-radius:22px;padding:5px 6px}.phone img{border-radius:17px}.phone::before{left:9px;height:30px;margin-top:-15px;width:5px}
  .link{display:none}.vf{display:none}
}

.note{color:var(--dim);font-size:14px;margin-top:22px}
.lead{color:var(--dim);max-width:46em;margin-top:12px}
.flow{list-style:none;margin:24px 0 0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;counter-reset:none}
.flow li{position:relative;background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:22px 22px 24px}
.flow li + li::before{content:"";position:absolute;left:-17px;top:38px;width:12px;height:12px;border-top:2px solid var(--accent);border-right:2px solid var(--accent);transform:rotate(45deg)}
.flow h3{margin-top:12px}
.flow h3 em{font-style:normal;color:var(--dim);font-weight:400}
.flow p{color:var(--dim);font-size:16px;margin-top:6px}
.step{display:inline-flex;width:30px;height:30px;border-radius:50%;align-items:center;justify-content:center;font:700 14px var(--mono);color:var(--on-accent);background:var(--accent)}
@media (max-width:820px){.flow{grid-template-columns:1fr}.flow li + li::before{left:50%;top:-16px;margin-left:-6px;transform:rotate(135deg)}}

.split{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:28px 56px;align-items:center}
.split.rev{grid-template-columns:minmax(0,6fr) minmax(0,4fr)}
.split.rev .split-pic{order:-1}
.split-pic{margin:0}
.split-pic figcaption{margin-top:12px;color:var(--dim);font-size:14px;text-align:center}
.phone-frame img{padding:6px 8px;border-radius:26px;background:linear-gradient(145deg,#3a3f47,#15181d 40%,#2a2e35);box-shadow:0 30px 60px rgba(0,0,0,.55)}
.split-pic .settings{margin:0 auto;border-radius:12px;border:1px solid var(--line);box-shadow:0 30px 70px rgba(0,0,0,.6);max-width:min(392px,100%)}
@media (max-width:860px){.split,.split.rev{grid-template-columns:1fr}.split.rev .split-pic{order:0}}
.list{margin:16px 0 0;padding:0;list-style:none}
.list li{padding:11px 0;border-top:1px solid var(--line);color:var(--dim);font-size:16px}
.list li:first-child{border-top:0}
.list li b{color:var(--text)}
.list.wide{max-width:50em}
kbd{font-family:var(--mono);font-size:.82em;background:var(--row);border:1px solid var(--line);border-bottom-width:2px;border-radius:5px;padding:0 5px;color:var(--text);white-space:nowrap}
.two .side{color:var(--dim);margin-top:10px;font-size:16px}
.two ol.sub{list-style:lower-alpha;margin-top:10px;gap:6px;font-size:16px;color:var(--dim)}
.two ol.sub li::marker{color:var(--dim)}
.two ol.sub b,.two ol.sub i{color:var(--text)}
.cols{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;margin-top:22px}
.cols > div{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:22px 24px}
.cols h3 span{color:var(--dim);font-weight:400}
.cols p{color:var(--dim);font-size:16px;margin-top:8px}
.cols p b{color:var(--text)}
@media (max-width:820px){.cols{grid-template-columns:1fr}.cols > div{padding:18px}}
.facts{list-style:none;padding:0;margin:22px 0 0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.facts li{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px 16px;color:var(--dim);font-size:15.5px}
.facts li b{display:block;color:var(--text);font-size:16.5px;margin-bottom:2px}
@media (max-width:820px){.facts{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:460px){.facts{grid-template-columns:1fr}}
.latest h3{margin-top:2px}

/* scroll motion (motion.js): only when the script runs and motion is allowed */
.motion [data-reveal]{transition:opacity .9s cubic-bezier(.2,.7,.2,1),transform .9s cubic-bezier(.2,.7,.2,1);transition-delay:var(--d,0ms)}
.motion [data-reveal].pre{opacity:0;transform:translateY(40px)}
.motion .intro-text{transform:translateY(calc(var(--sy,0) * -.14px));opacity:calc(1 - var(--sy,0) / 620)}
@media (prefers-reduced-motion:reduce){.link path{animation:none}.vf{animation:none}}