/* The website: the app's own tokens, face and pieces (/static/style.css), laid out as a page. The app's
   pages run in frames and fade into the page's ground where it goes on; its pieces sit on it as they
   sit in the app. One face, one accent (volt), light and dark. */

:root { --gutter: clamp(16px, 4vw, 40px); --wide: 1320px; }
html { scroll-behavior: smooth; scroll-padding-top: 64px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body.site {
  font: 400 15px/1.6 var(--mono); background: var(--viewport); color: var(--ink-2); overflow-x: clip;
  min-height: 100dvh;
}
body.site a { color: inherit; }
a.btn { text-decoration: none; }
.btn.big { height: 40px; padding: 0 18px; font-size: 12.5px; border-radius: 8px; }
.btn.primary.big { font-size: 11.5px; }
.btn.quiet-link { border-color: transparent; }
::selection { background: var(--accent-wash); color: var(--ink); }

/* -- the bar ------------------------------------------------------------------------------- */
.site-bar { position: sticky; top: 0; z-index: 20; height: var(--bar-h); }
.site-bar .bar-trail { gap: 6px; }
.site-nav { display: flex; gap: 2px; }
.site-nav a { padding: 6px 9px; border-radius: 7px; color: var(--mute); text-decoration: none; font-size: 11.5px; font-weight: 500; transition: background 0.15s, color 0.15s; }
.site-nav a:hover, .site-nav a:focus-visible { background: var(--hover); color: var(--ink); }

/* -- type ---------------------------------------------------------------------------------- */
h1, h2 { margin: 0; color: var(--ink); text-wrap: balance; }
h1 .dot { color: var(--accent); font-weight: inherit; }
h1 { font-weight: 700; font-size: clamp(31px, 4.5vw, 62px); line-height: 1.04; letter-spacing: -0.045em; }
h2 { font-weight: 700; font-size: clamp(25px, 3.1vw, 42px); line-height: 1.1; letter-spacing: -0.04em; }
.sub { margin: 18px 0 0; font-size: 15px; line-height: 1.65; color: var(--mute); max-width: 36em; text-wrap: pretty; }
.sub.dim { font-size: 13px; color: var(--dim); }
.kicker-row { display: flex; gap: 12px; align-items: baseline; margin: 0 0 18px; font-size: 11px; font-weight: 500; letter-spacing: 0.16em; text-transform: uppercase; color: var(--accent); }
.kicker-row .no { color: var(--dim); font-variant-numeric: tabular-nums; }

/* -- 00 the hero: the app running in the page ------------------------------------------------- */
.hero { position: relative; max-width: var(--wide); margin: 0 auto; padding: clamp(40px, 7vh, 84px) var(--gutter) 0; }
.hero-text { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); column-gap: clamp(28px, 4vw, 64px); align-items: end; }
.hero-side .sub { margin: 0; }
.ctas { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.hero-app { position: relative; margin-top: clamp(36px, 6vh, 60px); }
.app-frame { position: relative; height: clamp(540px, 76vh, 760px); background: var(--viewport); }
.app-frame iframe { display: block; width: 100%; height: 100%; border: 0; background: var(--viewport); color-scheme: normal; }
.window-frame { border-radius: 12px; overflow: hidden; box-shadow: var(--shadow-lg), var(--ring); }
.hero .app-frame { -webkit-mask-image: linear-gradient(to bottom, #000 56%, transparent 97%); mask-image: linear-gradient(to bottom, #000 56%, transparent 97%); }
/* a frame shows once its page has drawn itself */
.app-frame iframe, .device iframe { opacity: 0; transition: opacity 0.6s var(--ease); }
.loaded iframe { opacity: 1; }

/* the facts under it, in the faded part: the app's stats row, larger */
/* the lane's group readout, lifted out of the frame over its faded corner, a little beyond it */
.group-float {
  position: absolute; left: -14px; bottom: -14px; z-index: 2; padding: 11px 15px; border-radius: 10px; background: var(--chrome); color: var(--ink);
  box-shadow: var(--shadow-lg), var(--ring); font-size: 12.5px; white-space: nowrap; max-width: calc(100% - 24px);
}
.group-float[hidden] { display: none; }
.group-float .g-full { display: grid; grid-template-columns: auto auto minmax(0, auto); column-gap: 14px; row-gap: 6px; align-items: baseline; }
.group-float .g-short { display: none; grid-template-columns: auto minmax(0, auto); column-gap: 9px; row-gap: 5px; align-items: baseline; }
.group-float .cap { font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--dim); }
.group-float b { font-weight: 600; color: var(--ink); }
.group-float small { color: var(--dim); font-size: 11px; }
.group-float .pair { display: inline-block; white-space: nowrap; }
/* the facts aside, on the right, leaving the corner to the readout */
.facts { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px 28px; width: min(55%, 640px); margin: 4px 0 0 auto; padding: 18px 0 0; border-top: 1px solid var(--line); }
.facts div { display: grid; gap: 9px; min-width: 0; }
.facts dt { font-size: 10px; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; color: var(--dim); }
.facts dd { margin: 0; font-size: clamp(17px, 1.8vw, 24px); font-weight: 600; letter-spacing: -0.03em; color: var(--ink); white-space: nowrap; }
.facts dd small { font-size: 0.6em; font-weight: 500; color: var(--dim); letter-spacing: 0; }

.js .hero h1, .js .hero-side, .js .hero-app, .js .facts { opacity: 0; translate: 0 14px; transition: opacity 0.7s var(--snap), translate 0.9s var(--snap); }
.js .hero.on h1, .js .hero.on .hero-side, .js .hero.on .hero-app, .js .hero.on .facts { opacity: 1; translate: none; }
.js .hero.on h1 { transition-delay: 0.08s; }
.js .hero.on .hero-side { transition-delay: 0.22s; }
.js .hero.on .hero-app { transition-delay: 0.36s; }
.js .hero.on .facts { transition-delay: 0.5s; }

/* -- scenes -------------------------------------------------------------------------------- */
.scene { position: relative; max-width: var(--wide); margin: 0 auto; padding: clamp(96px, 12vw, 168px) var(--gutter) 0; }
.scene.split { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(36px, 5vw, 80px); align-items: center; }
.scene.split.flip { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); }
.scene.split.flip .scene-head { order: 2; }
.scene-head.wide { max-width: 780px; margin-bottom: clamp(32px, 4vw, 52px); }
.scene-art { position: relative; min-width: 0; }
.art-note { margin: 14px 2px 0; font-size: 11.5px; color: var(--dim); }

/* what arrives rises out of the ground, in the order it is read */
.js .scene .scene-head > *, .js .scene .scene-art { opacity: 0; translate: 0 16px; transition: opacity 0.7s var(--snap), translate 0.9s var(--snap); }
.js .scene.in .scene-head > *, .js .scene.in .scene-art { opacity: 1; translate: none; }
.js .scene.in .scene-head > :nth-child(2) { transition-delay: 0.06s; }
.js .scene.in .scene-head > :nth-child(3) { transition-delay: 0.12s; }
.js .scene.in .scene-head > :nth-child(n + 4) { transition-delay: 0.18s; }
.js .scene.in .scene-art { transition-delay: 0.16s; }

/* -- 01 the camera ---------------------------------------------------------------------------- */
.cam-view { position: relative; aspect-ratio: 16 / 9; border-radius: 12px; overflow: hidden; background: #000; box-shadow: var(--shadow-lg), var(--ring); }
.cam-view > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: opacity 0.8s var(--ease); }
.cam-view .cv-rings { opacity: 0; }
.cam-view:not([data-step="0"]) .cv-rings { opacity: 1; }
.cv-straight { position: absolute; inset: 0; background: #000; opacity: 0; transition: opacity 0.8s var(--ease); }
.cv-straight img { display: block; width: 100%; height: 100%; object-fit: contain; transform: scale(0.86) rotate(-4deg); transition: transform 1.1s var(--snap); }
.cam-view[data-step="2"] .cv-straight { opacity: 1; }
.cam-view[data-step="2"] .cv-straight img { transform: none; }
.cam-view > .feed-tag { left: 12px; bottom: 12px; padding: 8px 12px; font-size: 14px; gap: 8px; z-index: 1; }
.cam-view > .feed-tools { right: 12px; top: 12px; z-index: 1; }
.cam-view > .feed-tag, .cam-view > .feed-tools { transition: opacity 0.4s; }
.cam-view[data-step="3"] > .feed-tag, .cam-view[data-step="3"] > .feed-tools { opacity: 0; }
/* step 4: the lane's own view over it all */
.cv-track { position: absolute; inset: 0; background: var(--viewport); opacity: 0; transition: opacity 0.8s var(--ease); }
.cam-view[data-step="3"] .cv-track { opacity: 1; }
#track-svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.cv-track .feed { left: 10px; top: 10px; width: 32%; cursor: default; }
.cv-track .feed .feed-tag { left: 6px; bottom: 6px; padding: 4px 8px; font-size: 11px; gap: 6px; }
.cv-track #group-chip { top: auto; right: auto; left: 10px; bottom: 10px; }
.cv-track .dock-view { right: 10px; }
.cv-track .tool { pointer-events: none; }
.cam-view .feed-btn { cursor: default; height: 28px; padding: 0 9px; }
.steps { list-style: none; margin: 30px 0 0; padding: 0; display: grid; gap: 4px; max-width: 380px; }
.steps button {
  position: relative; width: 100%; display: flex; align-items: center; gap: 12px; height: 38px; padding: 0 10px; border: 0; border-radius: 7px;
  background: transparent; color: var(--mute); font-size: 12.5px; text-align: left; transition: background 0.15s, color 0.15s;
}
.steps button:hover { background: var(--hover); color: var(--ink); }
.steps .no { width: 20px; height: 20px; border-radius: 6px; display: grid; place-items: center; background: var(--panel-2); color: var(--dim); font-size: 10.5px; font-weight: 600; flex: none; }
.steps button[aria-current="true"] { background: var(--active); color: var(--ink); }
.steps button[aria-current="true"] .no { background: var(--accent-fill); color: var(--on-accent); }

/* -- 02 scores: three lanes' sides ----------------------------------------------------------- */
.score-cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.score-card { display: flex; flex-direction: column; min-width: 0; border-radius: 12px; overflow: hidden; background: var(--chrome); box-shadow: var(--shadow), var(--ring); }
.sc-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; padding: 14px; }
.sc-head .card-status { display: inline-flex; align-items: center; gap: 6px; font-size: 11px; color: var(--ink-2); white-space: nowrap; }
.sc-target { display: block; width: 100%; aspect-ratio: 5 / 4; background: var(--viewport); border-block: 1px solid var(--chrome-line); }
.score-card .last { min-height: 92px; }
.sc-series { padding: 6px 8px 10px; }
.sc-series .series-row { cursor: default; }

/* -- 03 targets ------------------------------------------------------------------------------- */
.target-wall { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 14px; }
.target-tile { gap: 10px; padding: 12px; }
.target-tile .card-status { max-width: none; }
.target-tile .kicker { white-space: normal; min-height: 2.8em; }
.target-tile .kicker span { white-space: nowrap; }
.tile-pic { position: relative; aspect-ratio: 1; border-radius: 8px; overflow: hidden; background: var(--viewport); }
.tile-pic svg { display: block; width: 100%; height: 100%; transition: opacity 0.7s var(--ease), filter 0.7s var(--ease); }
.target-tile:not(.found) .tile-pic svg { opacity: 0.32; filter: grayscale(1) blur(2px); }
.scan { position: absolute; left: 0; right: 0; top: 0; height: 34%; pointer-events: none; background: linear-gradient(to bottom, transparent, var(--accent-wash) 70%, var(--accent-line) 71%, transparent 72%); animation: scan 1.7s linear infinite; }
.target-tile.found .scan { display: none; }
@keyframes scan { from { transform: translateY(-100%); } to { transform: translateY(300%); } }
.target-tile .card-info { display: block; font-size: 10.5px; line-height: 1.4; color: var(--dim); }
.target-tile .kicker { transition: color 0.3s; }
.target-tile:not(.found) .kicker { color: var(--dim); }
.sheets { margin-top: 44px; }
.sheets > .label { display: block; margin-bottom: 14px; }
.sheet-row-site { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.sheet-row-site .sheet-card { padding: 14px; border: 0; border-radius: 12px; background: var(--panel); box-shadow: var(--shadow), var(--ring); }

/* -- 04 the statistics: the lane's right side, its stage running off the edge ------------------- */
#group .scene-art { min-height: 720px; }
#stats-frame { position: absolute; top: 0; right: 0; width: 1040px; height: 720px; }
/* the side (340 px) and the stage's right part stand; the rest of the stage fades into the page */
.fade-left {
  -webkit-mask-image: linear-gradient(to left, #000 620px, transparent 900px), linear-gradient(to bottom, #000 84%, transparent 100%);
  -webkit-mask-composite: source-in;
  mask-image: linear-gradient(to left, #000 620px, transparent 900px), linear-gradient(to bottom, #000 84%, transparent 100%);
  mask-composite: intersect;
}
.mini-facts { display: grid; gap: 0; margin: 28px 0 0; max-width: 380px; }
.mini-facts div { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; padding: 9px 0; border-top: 1px solid var(--line); }
.mini-facts dt { font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--dim); }
.mini-facts dd { margin: 0; color: var(--ink); font-size: 13px; }

/* -- 05 paper: the demo's lane on a paper shot at before, the camera's picture beside the target -- */
.paper-frame { height: clamp(480px, 62vh, 620px); }

/* -- 05 the overview with its QR codes, and the devices in front of it ------------------------------ */
.overview-frame { height: 560px; -webkit-mask-image: linear-gradient(to bottom, #000 45%, transparent 92%); mask-image: linear-gradient(to bottom, #000 45%, transparent 92%); }
.devices { position: relative; display: flex; align-items: flex-end; justify-content: center; gap: clamp(16px, 3vw, 40px); margin-top: -250px; padding: 0 12px; }
.device { margin: 0; display: grid; gap: 12px; justify-items: center; }
.device figcaption { font-size: 12px; color: var(--ink); white-space: nowrap; }
.device figcaption .label { margin-right: 6px; }
/* a device: a dark body round the screen; the screen is the page at the device's own size, scaled */
.dev-body { width: 100%; padding: 9px; border-radius: 18px; background: #0b0c0f; box-shadow: var(--shadow-lg), inset 0 0 0 1px rgba(255, 255, 255, 0.09); }
.dev-screen { position: relative; overflow: hidden; border-radius: 10px; background: var(--viewport); }
.dev-screen iframe { position: absolute; top: 0; left: 0; border: 0; transform-origin: 0 0; }
.tablet { width: 33%; }
.tablet .dev-body { padding: 13px; border-radius: 22px; }
.tablet .dev-screen { aspect-ratio: 1024 / 720; border-radius: 8px; }
.laptop { width: 40%; gap: 0; }
.laptop .dev-body { padding: 10px 10px 14px; border-radius: 14px 14px 4px 4px; }
.laptop .dev-screen { aspect-ratio: 1280 / 800; border-radius: 3px; }
.dev-base { display: block; width: 116%; height: 13px; border-radius: 2px 2px 12px 12px; background: linear-gradient(#3a3e46, #23262c); box-shadow: var(--shadow); }
.laptop figcaption { margin-top: 12px; }
.phone { width: 15%; min-width: 150px; }
.phone .dev-body { padding: 7px; border-radius: 30px; }
.phone .dev-screen { aspect-ratio: 390 / 800; border-radius: 24px; }
/* they come in one after another: the bench's tablet, then people's own */
.js .devices .device { opacity: 0; translate: 0 36px; transition: opacity 0.7s var(--snap), translate 0.9s var(--snap); }
.js .scene.in .devices .device { opacity: 1; translate: none; }
.js .scene.in .devices .tablet { transition-delay: 0.5s; }
.js .scene.in .devices .laptop { transition-delay: 1.1s; }
.js .scene.in .devices .phone { transition-delay: 1.7s; }

/* -- 06 and 07: the app's windows, on the page ------------------------------------------------ */
.site-window {
  width: 100%; max-width: 440px; margin: 0 auto; border-radius: 12px; background: var(--panel); color: var(--ink-2);
  box-shadow: var(--shadow-lg), var(--ring); overflow: hidden;
}
.site-window.add-win { max-width: 480px; }
.site-window .win-head .tool { pointer-events: none; color: var(--dim); }
.site-window select, .site-window input[readonly] { pointer-events: none; }
#find-btn { cursor: default; }
#find-btn.busy { color: var(--orange); }
#find-add { cursor: default; transition: background 0.3s, color 0.3s; }
#find-add:not(.ready) { background: var(--panel-2); color: var(--dim); }
.cams { min-height: 0; }
.cam-tile { cursor: default; }
.cam-tile.pop { animation: pop 0.45s var(--snap) both; }
@keyframes pop { from { opacity: 0; transform: translateY(6px) scale(0.96); } }
.speed-big { display: flex; align-items: baseline; gap: 16px; margin-top: 30px; }
.speed-big .figure { font-size: clamp(64px, 8vw, 104px); margin: 0; padding: 0; }
.speed-big .figure small { font-size: 0.3em; }
.speed-big .label { color: var(--accent); }
.slider input { cursor: pointer; }

/* -- 08 access ------------------------------------------------------------------------------- */
.access-bar { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px; margin-bottom: 18px; }
.access-bar .seg button { min-width: 72px; }
.access-bar .note { flex-basis: 100%; }
.duo-cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.duo-cards .qr img { transition: opacity 0.3s; }
.duo-cards .lane-open[href]:hover .url { color: var(--ink); text-decoration: underline; }

/* -- 09 the price ----------------------------------------------------------------------------- */
.price-art { display: grid; grid-template-columns: minmax(0, 460px) minmax(0, 1fr); gap: clamp(28px, 5vw, 72px); align-items: center; }
.price-card { padding: 26px 26px 22px; border-radius: 16px; background: var(--panel); box-shadow: var(--shadow-lg), 0 0 0 1.5px var(--accent-line); }
.price-card .kicker { display: block; }
.price { display: flex; align-items: baseline; gap: 12px; margin: 16px 0 6px; }
.price .figure { font-size: clamp(72px, 9vw, 112px); margin: 0; padding: 0; }
.price .cur { font-size: 22px; font-weight: 600; color: var(--mute); }
.price-rows { margin: 22px 0 24px; }
.price-rows div { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; padding: 10px 0; border-top: 1px solid var(--line); }
.price-rows dt { font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--dim); }
.price-rows dd { margin: 0; color: var(--ink); font-size: 13px; text-align: right; }
.pay-note { margin: 12px 0 0; font-size: 11px; color: var(--dim); text-align: center; }
.price-side .sub { margin: 0 0 20px; }
.fine { margin: 40px 0 0; padding-top: 16px; border-top: 1px solid var(--line); font-size: 11.5px; color: var(--dim); max-width: 34em; }

/* -- the footer: a title block ------------------------------------------------------------------- */
.site-foot { display: flex; margin-top: clamp(96px, 12vw, 160px); height: 34px; border-top: 1px solid var(--chrome-line); background: var(--chrome); font-size: 10.5px; color: var(--mute); }
.site-foot .tb { display: flex; align-items: center; gap: 8px; padding: 0 14px; border-right: 1px solid var(--chrome-line); white-space: nowrap; text-decoration: none; min-width: 0; }
.site-foot a.tb:hover { background: var(--hover); color: var(--ink); }
.site-foot .tb b { color: var(--ink); font-weight: 700; letter-spacing: -0.02em; font-size: 12px; }
.site-foot .tb b span { color: var(--accent); }
.site-foot .k { font-size: 9px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--dim); }
.site-foot .fill { flex: 1; overflow: hidden; }
.site-foot .tb:last-child { border-right: 0; }

/* -- narrower --------------------------------------------------------------------------------- */
@media (max-width: 959px) {
  .cv-track .dock-view { top: auto; bottom: 10px; transform: none; }
  .cv-track .feed { width: 36%; }
}
@media (max-width: 599px) { .cv-track .feed, .cv-track .dock-view, .cv-track #group-chip { display: none; } }
@media (max-width: 1100px) {
  .target-wall { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .scene.split, .scene.split.flip { grid-template-columns: minmax(0, 1fr); }
  .scene.split.flip .scene-head { order: 0; }
  #group .scene-art { min-height: 0; }
  #stats-frame { position: relative; width: 100%; height: 700px; }
  .fade-left { -webkit-mask-image: linear-gradient(to bottom, #000 84%, transparent 100%); mask-image: linear-gradient(to bottom, #000 84%, transparent 100%); }
  .site-window { margin: 0; }
  .score-cards { grid-template-columns: repeat(3, minmax(260px, 1fr)); overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 16px; margin: 0 calc(-1 * var(--gutter)); padding-inline: var(--gutter); scroll-padding-inline: var(--gutter); }
  .score-card { scroll-snap-align: start; }
}
/* the menu, all ten sections: on a narrower screen the bar has no room for it */
@media (max-width: 960px) { .site-nav, .site-nav + .bar-rule, .bar-lead > .bar-rule { display: none; } }
@media (max-width: 860px) {
  .hero-text { grid-template-columns: minmax(0, 1fr); row-gap: 18px; }
  .facts { width: auto; margin: 34px 0 0; }
  .app-frame { height: 640px; }
  .sheet-row-site, .scene-art.two, .price-art { grid-template-columns: minmax(0, 1fr); }
  .overview-frame { height: 460px; }
  .devices { margin-top: -200px; padding: 0; gap: 12px; }
  .laptop { display: none; }
  .tablet { width: 62%; }
  .phone { width: 30%; min-width: 0; }
  .device figcaption { font-size: 11px; }
  .device figcaption .label { display: block; margin: 0 0 4px; text-align: center; }
  .site-foot .fill { display: none; }
}
@media (max-width: 600px) {
  .target-wall { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .group-float { left: -6px; bottom: -12px; padding: 9px 12px; font-size: 12px; }
  .group-float .g-full { display: none; }
  .group-float .g-short { display: grid; }
}
@media (max-width: 520px) {
  .site-demo { display: none; }
  .score-cards { grid-template-columns: repeat(3, 84%); }
  .duo-cards { gap: 10px; }
  .duo-cards .lane-card { padding: 10px; gap: 8px; }
  .duo-cards .card-status span, .duo-cards .card-foot .watch { display: none; }
  .target-wall { gap: 10px; }
  .target-tile { padding: 10px; gap: 8px; }
  .target-tile .card-info { display: none; }
  .site-foot .tb:nth-child(2) { display: none; }
}
/* on a touch screen the frames are pictures: a swipe over them scrolls the page */
@media (pointer: coarse) { .app-frame iframe, .device iframe { pointer-events: none; } }
@media (prefers-reduced-motion: reduce) { .scan { animation: none; } }

/* -- the download page (site/download/): the purchase's files, then the first steps --------------- */
.dl { max-width: 760px; margin: 0 auto; padding: clamp(48px, 9vh, 96px) var(--gutter) 96px; }
.dl-files { display: grid; gap: 10px; margin-top: 32px; }
.dl-file {
  display: grid; grid-template-columns: 110px minmax(0, 1fr) auto; grid-template-rows: auto auto; column-gap: 16px; row-gap: 4px;
  align-items: center; padding: 14px 16px; border-radius: 12px; background: var(--panel); box-shadow: var(--shadow), var(--ring);
  text-decoration: none; transition: box-shadow 0.15s;
}
.dl-file:hover, .dl-file:focus-visible { box-shadow: var(--shadow-lg), var(--ring); }
.dl-file.mine { box-shadow: var(--shadow), 0 0 0 1.5px var(--accent-line); }
.dl-os { grid-row: 1 / span 2; font-weight: 700; font-size: 15px; color: var(--ink); letter-spacing: -0.02em; }
.dl-what { color: var(--ink-2); font-size: 13px; }
.dl-size { grid-column: 2; font-size: 11px; color: var(--dim); }
.dl-file .btn { grid-column: 3; grid-row: 1 / span 2; }
.dl-left { margin-top: 14px; }
.dl-steps { margin-top: 56px; }
.dl-steps ol { margin: 14px 0 0; padding-left: 20px; display: grid; gap: 10px; color: var(--mute); font-size: 14px; line-height: 1.6; }
.dl-steps ol b { color: var(--ink); font-weight: 600; }
.dl-notes { max-width: none; margin-top: 32px; }
.dl-notes div { display: grid; grid-template-columns: 180px minmax(0, 1fr); align-items: baseline; }
.dl-notes dd { font-size: 12.5px; color: var(--mute); line-height: 1.55; }
.dl-notes code { font: inherit; color: var(--ink); background: var(--panel-2); padding: 1px 5px; border-radius: 4px; white-space: pre-wrap; }
@media (max-width: 600px) {
  .dl-file { grid-template-columns: minmax(0, 1fr) auto; }
  .dl-os { grid-row: auto; }
  .dl-size { grid-column: 1; }
  .dl-file .btn { grid-column: 2; grid-row: 1 / span 3; }
  .dl-notes div { grid-template-columns: minmax(0, 1fr); gap: 4px; }
}