/* ─── site/site.css — ex3d.com's front page: the welcome (EX3D → a house), the showcase, the tour. */
:root {
  --bg: #0B0D10; --bg2: #0F1216; --card: #13171C; --card2: #181D23;
  --ink: #ECEEF0; --ink2: #C9CDD2; --mut: #8A929C; --dim: #5D646D; --line: rgba(255, 255, 255, .08); --line2: rgba(255, 255, 255, .14);
  --accent: #D6A461; --accent2: #E9C38E; --warm: #F4C27A; --on-accent: #1B1408;
  --ex: #6D6E71; --ex3d: #BCBDC0;
  --serif: "Instrument Serif", "Times New Roman", serif;
  --sans: "IBM Plex Sans", "Segoe UI", system-ui, -apple-system, Helvetica, Arial, sans-serif;
  --mono: "IBM Plex Mono", Consolas, ui-monospace, monospace;
  --ease: cubic-bezier(.7, 0, .2, 1); --out: cubic-bezier(.16, 1, .3, 1);
  --pad: clamp(20px, 5vw, 72px);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 16px/1.6 var(--sans); -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; overflow-x: hidden; }
body.intro-on { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
em { font-style: italic; }
h1, h2, h3 { margin: 0; font-weight: 400; }
.wrap { width: min(1240px, 100% - 2 * var(--pad)); margin: 0 auto; }

/* ── the welcome ───────────────────────────────────────────────────────── */
#intro { position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; align-content: center; gap: 8px;
  background: radial-gradient(120% 90% at 50% 45%, #14171C 0%, #0B0D10 55%, #07080A 100%); transition: opacity .9s var(--out), visibility .9s; }
#intro .mark { width: min(560px, 78vw); height: auto; overflow: visible; }
.mark .m-ex-shape { fill: var(--ex); }
.mark .m-3d path { fill: var(--ex3d); }
.mark .m-door { fill: var(--ex); }
.mark .m-door-glow { fill: var(--warm); opacity: 0; }
.mark .m-spill { opacity: 0; }
.mark .m-ex { transform-box: fill-box; transform-origin: center; }
.mark .m-3d { transform-box: fill-box; transform-origin: center; }
.intro-words { display: grid; justify-items: center; gap: 2px; margin-top: -12px; opacity: 0; transform: translateY(10px); }
.intro-words em { font: italic 400 clamp(30px, 4.4vw, 52px)/1.1 var(--serif); color: var(--ink); letter-spacing: .005em; }
.intro-words span { font: 500 11px/1 var(--mono); letter-spacing: .32em; text-transform: uppercase; color: var(--mut); padding-left: .32em; }
.intro-skip { position: absolute; right: 28px; bottom: 26px; background: none; border: 1px solid var(--line2); color: var(--mut); font: 500 11px/1 var(--mono); letter-spacing: .2em; text-transform: uppercase; padding: 9px 14px; border-radius: 99px; cursor: pointer; transition: color .2s, border-color .2s; }
.intro-skip:hover { color: var(--ink); border-color: var(--ink2); }

/* the choreography: the wordmark comes into focus → 3D slips away while EX turns into a house →
   the door lights, its light spills on the ground → the greeting */
body.intro-play .mark { animation: m-in 1s var(--out) .15s both; }
body.intro-play .m-3d { animation: m-away .9s var(--ease) 1.35s both; }
body.intro-play .m-ex { animation: m-turn 1.25s var(--ease) 1.3s both; }
body.intro-play .m-ex-shape, body.intro-play .m-door { animation: m-lift 1s var(--out) 2.3s both; }
body.intro-play .m-door { animation: m-door 1.1s var(--out) 2.45s both; }
body.intro-play .m-door-glow { animation: m-glow 1.6s var(--out) 2.45s both; }
body.intro-play .m-spill { animation: m-spill 1.8s var(--out) 2.55s both; }
body.intro-play .intro-words { animation: m-words 1.1s var(--out) 2.9s both; }
@keyframes m-in { from { opacity: 0; transform: translateY(16px) scale(.965); filter: blur(10px); } to { opacity: 1; transform: none; filter: blur(0); } }
@keyframes m-away { to { opacity: 0; transform: translateX(180px); } }
@keyframes m-turn { from { transform: none; } to { transform: translate(338px, 0) rotate(-90deg) scale(1.2); } }
@keyframes m-lift { to { fill: #D9DBDE; } }
@keyframes m-door { 0% { fill: #D9DBDE; } 100% { fill: var(--warm); } }
@keyframes m-glow { 0% { opacity: 0; } 60% { opacity: .95; } 100% { opacity: .75; } }
@keyframes m-spill { to { opacity: 1; } }
@keyframes m-words { to { opacity: 1; transform: none; } }
/* the end state (skip, reduced motion, second visit) */
body.intro-still .m-3d { opacity: 0; }
body.intro-still .m-ex { transform: translate(338px, 0) rotate(-90deg) scale(1.2); }
body.intro-still .m-ex-shape { fill: #D9DBDE; }
body.intro-still .m-door { fill: var(--warm); }
body.intro-still .m-door-glow { opacity: .75; }
body.intro-still .m-spill { opacity: 1; }
body.intro-still .intro-words { opacity: 1; transform: none; }
body.intro-done #intro { opacity: 0; visibility: hidden; pointer-events: none; }
body.intro-done #intro .mark { transform: scale(.92); transition: transform .9s var(--out); }
@media (prefers-reduced-motion: reduce) { body.intro-play * { animation-duration: .01s !important; animation-delay: 0s !important; } }

/* ── buttons ───────────────────────────────────────────────────────────── */
.btn { display: inline-flex; align-items: center; gap: 10px; height: 50px; padding: 0 24px; border-radius: 99px; font: 500 15px/1 var(--sans); letter-spacing: .005em; cursor: pointer; border: 1px solid transparent; transition: transform .25s var(--out), background .25s, border-color .25s, color .25s, box-shadow .25s; white-space: nowrap; }
.btn span { transition: transform .25s var(--out); }
.btn:hover span { transform: translateX(3px); }
.btn-primary { background: var(--accent); color: var(--on-accent); box-shadow: 0 10px 30px -12px rgba(214, 164, 97, .6); }
.btn-primary:hover { background: var(--accent2); transform: translateY(-1px); box-shadow: 0 16px 40px -14px rgba(214, 164, 97, .75); }
.btn-ghost { border-color: var(--line2); color: var(--ink); background: rgba(255, 255, 255, .03); backdrop-filter: blur(8px); }
.btn-ghost:hover { border-color: rgba(255, 255, 255, .35); background: rgba(255, 255, 255, .07); }
.btn-sm { height: 38px; padding: 0 18px; font-size: 13.5px; }
.btn-link { display: inline-flex; align-items: center; gap: 10px; color: var(--ink2); font-weight: 500; font-size: 15px; padding: 0 6px; }
.btn-link:hover { color: var(--ink); }
.play { width: 28px; height: 28px; border-radius: 50%; border: 1px solid var(--line2); display: inline-grid; place-items: center; position: relative; }
.play::after { content: ""; border-left: 8px solid currentColor; border-top: 5px solid transparent; border-bottom: 5px solid transparent; margin-left: 2px; }
.play.big { width: 44px; height: 44px; flex: none; color: var(--accent); border-color: rgba(214, 164, 97, .45); }
.play.big::after { border-left-width: 11px; border-top-width: 7px; border-bottom-width: 7px; }

/* ── header ────────────────────────────────────────────────────────────── */
.top { position: fixed; top: 0; left: 0; right: 0; z-index: 20; display: flex; align-items: center; gap: 28px; padding: 16px var(--pad); transition: background .35s, border-color .35s, padding .35s; border-bottom: 1px solid transparent; }
.top.solid { background: rgba(11, 13, 16, .78); backdrop-filter: blur(16px) saturate(1.2); border-bottom-color: var(--line); padding-top: 11px; padding-bottom: 11px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font: 500 15px/1 var(--sans); letter-spacing: .02em; }
.brand b { font-weight: 600; color: var(--accent); }
.brand-mark { width: 26px; height: 28px; }
.brand-mark path, .closing-mark path { fill: #D9DBDE; }
.brand-door { fill: var(--warm); }
.top nav { display: flex; gap: 26px; margin-left: auto; font-size: 14px; color: var(--ink2); }
.top nav a { position: relative; padding: 6px 0; transition: color .2s; }
.top nav a:hover { color: var(--ink); }
.top nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--out); }
.top nav a:hover::after { transform: scaleX(1); }

/* ── hero ──────────────────────────────────────────────────────────────── */
.hero { position: relative; min-height: 100svh; display: flex; align-items: flex-end; padding: 140px var(--pad) clamp(56px, 9vh, 110px); overflow: hidden; isolation: isolate; }
.hero-img { position: absolute; inset: 0; background-size: cover; background-position: 60% 50%; z-index: -2; transform: scale(1.08); animation: hero-drift 24s ease-out forwards; }
body.intro-on .hero-img { animation-play-state: paused; }
@keyframes hero-drift { to { transform: scale(1); } }
.hero-shade { position: absolute; inset: 0; z-index: -1; background:
  linear-gradient(90deg, rgba(8, 10, 12, .92) 0%, rgba(8, 10, 12, .72) 34%, rgba(8, 10, 12, .12) 70%, rgba(8, 10, 12, 0) 100%),
  linear-gradient(0deg, rgba(8, 10, 12, .85) 0%, rgba(8, 10, 12, 0) 38%), linear-gradient(180deg, rgba(8, 10, 12, .55) 0%, rgba(8, 10, 12, 0) 22%); }
.hero-in { max-width: 700px; }
.eyebrow, .kicker { font: 500 11.5px/1 var(--mono); letter-spacing: .26em; text-transform: uppercase; color: var(--accent); margin: 0 0 22px; }
.hero h1 { font: 400 clamp(52px, 8.2vw, 116px)/.94 var(--serif); letter-spacing: -.015em; color: #fff; }
.hero h1 em { color: var(--accent2); }
.lead { font-size: clamp(17px, 1.45vw, 20px); line-height: 1.55; color: var(--ink2); max-width: 560px; margin: 26px 0 34px; font-weight: 300; }
.cta { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 16px; }
.cta.center { justify-content: center; }
.facts { list-style: none; display: flex; gap: 22px; padding: 0; margin: 36px 0 0; font: 400 12px/1 var(--mono); color: var(--mut); letter-spacing: .08em; text-transform: uppercase; }
.facts li::before { content: ""; display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); margin-right: 9px; vertical-align: 1px; opacity: .8; }
.hero-caption { position: absolute; right: var(--pad); bottom: 26px; margin: 0; font: 400 11px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: rgba(255, 255, 255, .5); }
/* the hero comes in after the welcome */
.hero-in > * { opacity: 0; transform: translateY(18px); }
body.intro-done .hero-in > * { animation: rise 1s var(--out) both; }
body.intro-done .hero-in > :nth-child(2) { animation-delay: .08s; }
body.intro-done .hero-in > :nth-child(3) { animation-delay: .18s; }
body.intro-done .hero-in > :nth-child(4) { animation-delay: .28s; }
body.intro-done .hero-in > :nth-child(5) { animation-delay: .38s; }
@keyframes rise { to { opacity: 1; transform: none; } }

/* ── bands ─────────────────────────────────────────────────────────────── */
.band { padding: clamp(80px, 12vw, 150px) 0; }
.band-alt { background: linear-gradient(180deg, var(--bg2), var(--bg)); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.band h2, .closing h2 { font: 400 clamp(36px, 4.6vw, 64px)/1.04 var(--serif); letter-spacing: -.01em; max-width: 880px; }
.band h2 em, .closing h2 em { color: var(--accent2); }
.reveal { opacity: 0; transform: translateY(26px); transition: opacity 1s var(--out), transform 1s var(--out); }
.reveal.in { opacity: 1; transform: none; }

/* four steps */
.steps { list-style: none; padding: 0; margin: 64px 0 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.steps li { position: relative; }
.steps figure { margin: 0 0 20px; aspect-ratio: 4 / 3; border-radius: 14px; overflow: hidden; background: var(--card); border: 1px solid var(--line); }
.steps img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--out); }
.steps li:hover img { transform: scale(1.05); }
.steps b { font: 500 12px/1 var(--mono); color: var(--accent); letter-spacing: .1em; }
.steps h3 { font: 400 30px/1.1 var(--serif); margin: 8px 0 8px; }
.steps p { margin: 0; color: var(--mut); font-size: 15px; }

/* start */
.start { display: grid; grid-template-columns: 1.15fr 1fr; gap: 22px; margin-top: 56px; }
.feature-card { position: relative; border-radius: 18px; overflow: hidden; min-height: 520px; display: flex; align-items: flex-end; border: 1px solid var(--line); isolation: isolate; }
.feature-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 70% 50%; z-index: -2; transition: transform 1.4s var(--out); }
.feature-card::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(0deg, rgba(8, 10, 12, .95) 0%, rgba(8, 10, 12, .6) 45%, rgba(8, 10, 12, .1) 100%); }
.feature-card:hover img { transform: scale(1.04); }
.fc-in { padding: 34px; }
.tag { display: inline-block; font: 500 10.5px/1 var(--mono); letter-spacing: .2em; text-transform: uppercase; color: var(--on-accent); background: var(--accent); padding: 6px 9px; border-radius: 5px; }
.fc-in h3 { font: 400 40px/1.05 var(--serif); margin: 16px 0 10px; }
.fc-in p { color: var(--ink2); margin: 0 0 20px; max-width: 460px; }
.go { color: var(--accent); font-weight: 500; }
.start-list { display: grid; gap: 14px; }
.start-card { display: flex; align-items: center; gap: 20px; padding: 24px 26px; border-radius: 16px; background: var(--card); border: 1px solid var(--line); transition: border-color .25s, background .25s, transform .25s var(--out); }
.start-card:hover { border-color: rgba(214, 164, 97, .45); background: var(--card2); transform: translateY(-2px); }
.start-card svg { width: 44px; height: 44px; flex: none; fill: none; stroke: var(--accent); stroke-width: 2; }
.start-card h3 { font: 500 17px/1.3 var(--sans); margin: 0 0 3px; }
.start-card p { margin: 0; color: var(--mut); font-size: 14px; }
.start-card .go { margin-left: auto; font-size: 20px; transition: transform .25s var(--out); }
.start-card:hover .go { transform: translateX(4px); }
.start-tour { background: linear-gradient(135deg, rgba(214, 164, 97, .12), rgba(214, 164, 97, .03)); border-color: rgba(214, 164, 97, .28); }

/* bento */
.bento { display: grid; grid-template-columns: repeat(3, 1fr); grid-auto-rows: 300px; gap: 18px; margin-top: 56px; }
.b { position: relative; border-radius: 16px; overflow: hidden; background: var(--card); border: 1px solid var(--line); display: flex; align-items: flex-end; isolation: isolate; }
.b img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; transition: transform 1.4s var(--out); }
.b img.on-light { background: #f3f1ec; object-fit: contain; padding: 14px 14px 90px; }
.b::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(0deg, rgba(8, 10, 12, .94) 0%, rgba(8, 10, 12, .55) 38%, rgba(8, 10, 12, 0) 72%); }
.b:hover img { transform: scale(1.04); }
.b-wide { grid-column: span 2; }
.b-tall { grid-row: span 2; }
.b-in { padding: 24px 26px; }
.b h3 { font: 400 28px/1.1 var(--serif); margin-bottom: 6px; }
.b p { margin: 0; color: var(--ink2); font-size: 14.5px; max-width: 480px; }
.b-code { background: radial-gradient(120% 90% at 100% 0%, #1C2129 0%, var(--card) 60%); display: grid; align-content: space-between; }
.b-code::before { display: none; }
.b-code pre { margin: 0; padding: 26px 26px 0; font: 400 12.5px/1.65 var(--mono); color: var(--ink2); overflow: hidden; }
.b-code .c { color: var(--dim); }
.b-code s { text-decoration: none; color: var(--accent2); }

/* closing + footer */
.closing { text-align: center; padding: clamp(90px, 13vw, 170px) 0; background: radial-gradient(60% 70% at 50% 100%, rgba(214, 164, 97, .13), transparent 70%); border-top: 1px solid var(--line); }
.closing-mark { width: 52px; height: 56px; margin: 0 auto 26px; }
.closing h2 { margin: 0 auto; }
.closing p { color: var(--mut); margin: 18px 0 34px; }
.foot { border-top: 1px solid var(--line); padding: 28px 0; font-size: 13px; color: var(--mut); }
.foot .wrap { display: flex; flex-wrap: wrap; gap: 22px; align-items: center; }
.foot a:hover { color: var(--ink); }
.foot .dim { margin-left: auto; color: var(--dim); }

/* ── the tour ──────────────────────────────────────────────────────────── */
.tour { position: fixed; inset: 0; z-index: 60; display: grid; place-items: center; padding: 24px; background: rgba(5, 6, 8, .82); backdrop-filter: blur(10px); opacity: 0; transition: opacity .35s var(--out); }
.tour.open { opacity: 1; }
.tour[hidden] { display: none; }
.tour-box { position: relative; width: min(1240px, 100%); display: grid; grid-template-columns: 1fr 360px; gap: 0; background: var(--card); border: 1px solid var(--line2); border-radius: 20px; overflow: hidden; box-shadow: 0 40px 120px -30px rgba(0, 0, 0, .8); transform: translateY(14px) scale(.985); transition: transform .45s var(--out); }
.tour.open .tour-box { transform: none; }
.tour-x { position: absolute; top: 12px; right: 14px; z-index: 3; width: 34px; height: 34px; border-radius: 50%; border: 1px solid var(--line2); background: rgba(0, 0, 0, .35); color: var(--ink2); font-size: 20px; line-height: 1; cursor: pointer; }
.tour-x:hover { color: #fff; border-color: rgba(255, 255, 255, .4); }
.tour-frame { background: #0A0C0F; border-right: 1px solid var(--line); display: grid; grid-template-rows: 38px 1fr; min-height: 560px; }
.app-chrome { display: flex; align-items: center; gap: 7px; padding: 0 14px; border-bottom: 1px solid var(--line); background: #0E1115; }
.app-chrome i { width: 10px; height: 10px; border-radius: 50%; background: #2A3038; }
.app-title { margin-left: 10px; font: 500 11px/1 var(--mono); letter-spacing: .14em; color: var(--mut); text-transform: uppercase; }
.app-hint { margin-left: auto; font: 500 11.5px/1 var(--mono); color: var(--accent2); background: rgba(214, 164, 97, .12); border: 1px solid rgba(214, 164, 97, .3); padding: 6px 10px; border-radius: 6px; white-space: nowrap; }
.app-hint:empty { display: none; }
.app-body { display: grid; grid-template-columns: 44px 1fr auto; min-height: 0; }
.app-rail { border-right: 1px solid var(--line); display: grid; align-content: start; gap: 12px; padding: 14px 10px; }
.app-rail b { display: block; height: 22px; border-radius: 6px; background: #1A1F25; }
.app-rail b.on { background: rgba(214, 164, 97, .35); }
.app-stage { position: relative; overflow: hidden; background: #111; }
.app-stage img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transform: scale(1.02); transition: opacity .6s var(--out), transform 1.2s var(--out); }
.app-stage img.on { opacity: 1; transform: none; }
.app-stage img.contain { object-fit: contain; background: #F3F1EC; }
.app-panel { width: 0; overflow: hidden; border-left: 1px solid var(--line); background: #0E1115; transition: width .45s var(--out); }
.app-panel.on { width: 230px; }
.pnl { padding: 16px 16px; font-size: 12.5px; color: var(--ink2); width: 230px; }
.pnl h4 { margin: 0 0 12px; font: 500 11px/1 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--mut); }
.pnl .row { display: flex; justify-content: space-between; align-items: center; padding: 8px 0; border-bottom: 1px solid var(--line); gap: 8px; }
.pnl .row span:last-child { color: var(--ink); }
.pnl .pill { display: inline-block; padding: 3px 8px; border-radius: 5px; background: rgba(214, 164, 97, .16); color: var(--accent2); font-family: var(--mono); font-size: 11px; }
.pnl .bar { height: 4px; border-radius: 3px; background: #1F252C; overflow: hidden; margin-top: 4px; }
.pnl .bar i { display: block; height: 100%; width: 70%; background: var(--accent); }
.pnl .keys { display: grid; grid-template-columns: auto 1fr; gap: 8px 10px; }
.pnl kbd { font: 500 11px/1 var(--mono); padding: 4px 7px; border-radius: 5px; border: 1px solid var(--line2); background: #151A20; color: var(--ink); text-align: center; }
.pnl .choice { padding: 10px 11px; border-radius: 9px; border: 1px solid var(--line); margin-bottom: 8px; background: #12161B; }
.pnl .choice.on { border-color: rgba(214, 164, 97, .5); background: rgba(214, 164, 97, .08); }
.pnl .choice b { display: block; color: var(--ink); font-weight: 500; font-size: 13px; }
.tour-text { padding: 44px 34px 30px; display: flex; flex-direction: column; }
.tour-n { font: 500 11px/1 var(--mono); letter-spacing: .22em; text-transform: uppercase; color: var(--accent); margin: 0 0 18px; }
.tour-text h3 { font: 400 38px/1.05 var(--serif); margin-bottom: 16px; }
.tour-text p#tour-body { color: var(--ink2); margin: 0; font-size: 15.5px; line-height: 1.65; }
.tour-nav { margin-top: auto; padding-top: 28px; display: flex; align-items: center; gap: 12px; }
.tour-dots { display: flex; gap: 6px; margin: 0 auto; }
.tour-dots i { width: 7px; height: 7px; border-radius: 50%; background: #2A3038; transition: background .3s, width .3s var(--out); }
.tour-dots i.on { background: var(--accent); width: 20px; border-radius: 4px; }
.tour-end { display: none; flex-direction: column; gap: 10px; margin-top: 22px; }
.tour-end .btn { justify-content: center; }
.tour.last .tour-end { display: flex; }
.tour.last #tour-next { visibility: hidden; }

/* ── small screens ─────────────────────────────────────────────────────── */
@media (max-width: 980px) {
  .top nav { display: none; }
  .top .btn { margin-left: auto; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .start { grid-template-columns: 1fr; }
  .feature-card { min-height: 420px; }
  .bento { grid-template-columns: 1fr 1fr; }
  .b-tall { grid-row: span 1; }
  .tour-box { grid-template-columns: 1fr; max-height: calc(100svh - 48px); overflow: auto; }
  .tour-frame { min-height: 0; aspect-ratio: 16 / 11; border-right: 0; border-bottom: 1px solid var(--line); }
  .app-panel.on { width: 0; }
  .tour-text { padding: 26px 24px 22px; }
}
@media (max-width: 620px) {
  .hero { padding-top: 110px; }
  .hero-shade { background: linear-gradient(0deg, rgba(8, 10, 12, .96) 0%, rgba(8, 10, 12, .75) 55%, rgba(8, 10, 12, .35) 100%); }
  .hero-caption { display: none; }
  .steps { grid-template-columns: 1fr; }
  .bento { grid-template-columns: 1fr; grid-auto-rows: 280px; }
  .b-wide { grid-column: auto; }
  .cta .btn { width: 100%; justify-content: center; }
  .facts { flex-wrap: wrap; gap: 12px 18px; }
  .foot .dim { margin-left: 0; }
  .app-rail { display: none; }
  .app-body { grid-template-columns: 1fr; }
}