/* FloorCheck home: a night-shift plant floor. Dark panels, safety yellow, and scenes that play as they scroll in. */
.home {
  --h-bg: #070B12; --h-bg-2: #0B111C; --h-panel: #0F1724; --h-panel-2: #131D2D; --h-line: #1E2A3C; --h-line-2: #2A3950;
  --h-text: #E8EDF4; --h-muted: #8E9BAE; --h-dim: #5F6D82;
  --h-pass: #2FBF71; --h-fail: #FF5A4A; --h-warn: #FFA22E;
  background: var(--h-bg); color: var(--h-text);
}
.home main { overflow: hidden; }
.home .top { position: sticky; top: 0; z-index: 20; background: rgba(7, 11, 18, .72); backdrop-filter: saturate(140%) blur(12px); -webkit-backdrop-filter: saturate(140%) blur(12px); border-bottom: 1px solid transparent; transition: border-color .3s; }
.home .top.scrolled { border-bottom-color: var(--h-line); }
.home .foot { margin-top: 0; background: #05080D; border-top: 1px solid var(--h-line); }
.home h2 { color: #fff; font-size: clamp(28px, 4vw, 44px); line-height: 1.08; letter-spacing: -.025em; margin: 0 0 16px; }
.home h3 { color: #fff; }
.home .lede { color: var(--h-muted); font-size: clamp(17px, 1.6vw, 19px); }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font: 600 12.5px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--brand); margin: 0 0 18px; }
.eyebrow .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--h-pass); box-shadow: 0 0 0 0 rgba(47, 191, 113, .6); animation: ping 2s infinite; }
@keyframes ping { 0% { box-shadow: 0 0 0 0 rgba(47, 191, 113, .55); } 70%, 100% { box-shadow: 0 0 0 10px rgba(47, 191, 113, 0); } }
.home section { padding: clamp(60px, 7.5vw, 104px) 0; position: relative; }
.h-split { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.h-split.flip > :first-child { order: 2; }
.ticks { list-style: none; padding: 0; margin: 22px 0 0; display: grid; gap: 14px; }
.ticks li { padding-left: 30px; position: relative; color: var(--h-muted); }
.ticks li strong { color: #fff; }
.ticks li::before { content: ""; position: absolute; left: 0; top: .3em; width: 18px; height: 18px; border-radius: 6px; background: rgba(255, 198, 41, .14) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 12.5l4 4 8-9' fill='none' stroke='%23FFC629' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / 13px no-repeat; }

/* Scroll reveal */
[data-reveal] { opacity: 0; transform: translateY(28px); transition: opacity .8s cubic-bezier(.2, .7, .2, 1), transform .8s cubic-bezier(.2, .7, .2, 1); }
[data-reveal].in { opacity: 1; transform: none; }
[data-reveal="2"] { transition-delay: .12s; }
[data-reveal="3"] { transition-delay: .24s; }

/* ---------- Hero ---------- */
.h-hero { padding: clamp(28px, 4.5vw, 64px) 0 0 !important; min-height: calc(100svh - 65px); display: flex; flex-direction: column; justify-content: space-between; }
.h-grid-bg { position: absolute; inset: 0; background-image: linear-gradient(var(--h-line) 1px, transparent 1px), linear-gradient(90deg, var(--h-line) 1px, transparent 1px); background-size: 56px 56px; opacity: .35; mask-image: radial-gradient(ellipse 80% 70% at 60% 30%, #000 30%, transparent 75%); -webkit-mask-image: radial-gradient(ellipse 80% 70% at 60% 30%, #000 30%, transparent 75%); }
.h-glow { position: absolute; width: 720px; height: 720px; right: -160px; top: -220px; background: radial-gradient(circle, rgba(255, 198, 41, .18), transparent 62%); filter: blur(10px); pointer-events: none; }
.h-hero-in { position: relative; display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center; flex: 1; }
.h-hero h1 { font-size: clamp(42px, 6.2vw, 80px); line-height: .98; letter-spacing: -.045em; margin: 0 0 24px; color: #fff; font-weight: 700; }
.h-hero h1 .hl { color: var(--brand); position: relative; white-space: nowrap; }
.h-hero h1 .hl::after { content: ""; position: absolute; left: 0; right: 0; bottom: .02em; height: .09em; background: var(--brand); border-radius: 4px; transform: scaleX(0); transform-origin: left; animation: underline 1s .6s cubic-bezier(.7, 0, .2, 1) forwards; }
@keyframes underline { to { transform: scaleX(1); } }
.h-sub { color: var(--h-muted); font-size: clamp(17px, 1.7vw, 20px); max-width: 33em; margin: 0 0 30px; }
.home .btn { padding: 14px 24px; font-size: 16px; transition: transform .2s, box-shadow .2s, background .2s; }
.home .btn.primary { box-shadow: 0 10px 30px -10px rgba(255, 198, 41, .6); }
.home .btn.primary:hover { transform: translateY(-2px); box-shadow: 0 16px 40px -12px rgba(255, 198, 41, .75); }
.home .btn.ghost { border-color: var(--h-line-2); }
.home .btn.ghost:hover { background: var(--h-panel-2); }
.home .note { color: var(--h-dim); }

.h-device { position: relative; justify-self: center; width: min(320px, 78vw); }
.phone { position: relative; border-radius: 44px; padding: 12px; background: linear-gradient(145deg, #2A3546, #0C121C); box-shadow: 0 0 0 1px #3A475B inset, 0 50px 100px -30px rgba(0, 0, 0, .9), 0 0 80px -20px rgba(255, 198, 41, .25); transform: rotate(-3deg); animation: float 7s ease-in-out infinite; }
@keyframes float { 0%, 100% { transform: rotate(-3deg) translateY(0); } 50% { transform: rotate(-2deg) translateY(-12px); } }
.phone::before { content: ""; position: absolute; top: 22px; left: 50%; width: 30%; height: 6px; margin-left: -15%; border-radius: 6px; background: #05080D; z-index: 2; }
.screen { position: relative; border-radius: 33px; overflow: hidden; aspect-ratio: 720 / 1504; background: #F5F7FA; }
.screen img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transform: scale(1.04); transition: opacity .9s, transform 1.4s; }
.screen img.on { opacity: 1; transform: none; }
.toast { position: absolute; display: flex; align-items: center; gap: 10px; padding: 11px 14px; border-radius: 14px; background: rgba(15, 23, 36, .92); border: 1px solid var(--h-line-2); box-shadow: 0 20px 40px -18px rgba(0, 0, 0, .9); font-size: 13.5px; color: var(--h-text); white-space: nowrap; opacity: 0; transform: translateY(10px) scale(.96); transition: opacity .5s, transform .5s; backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); z-index: 3; }
.toast.on { opacity: 1; transform: none; }
.toast b { font-family: var(--mono); font-weight: 500; }
.toast i { width: 22px; height: 22px; flex: none; border-radius: 7px; display: grid; place-items: center; font-style: normal; font-weight: 700; font-size: 13px; }
.toast .ok { background: rgba(47, 191, 113, .18); color: var(--h-pass); }
.toast .bad { background: rgba(255, 90, 74, .18); color: var(--h-fail); }
.toast .mid { background: rgba(255, 162, 46, .18); color: var(--h-warn); }
.toast.t1 { left: -96px; top: 16%; }
.toast.t2 { right: -110px; top: 46%; }
.toast.t3 { left: -70px; bottom: 14%; }

/* Conveyor: items pass a scanner; past it, each one carries its result. */
.belt { position: relative; height: 150px; margin-top: 24px; flex: none; --pitch: 150px; --speed: 2.4s; }
.belt::after { content: ""; position: absolute; left: 0; right: 0; bottom: 18px; height: 16px; background: repeating-linear-gradient(90deg, #1A2433 0 22px, #121A26 22px 44px); border-top: 2px solid #2A3950; border-bottom: 2px solid #0A0F17; animation: rollers .6s linear infinite; }
@keyframes rollers { to { background-position: 44px 0; } }
.belt .half { position: absolute; top: 0; bottom: 34px; overflow: hidden; }
.belt .before { left: 0; width: 50%; }
.belt .after { right: 0; width: 50%; }
.belt .track { position: absolute; bottom: 0; display: flex; gap: 0; animation: travel calc(var(--speed) * 8) linear infinite; }
.belt .before .track { left: 0; }
/* Lined up with the left half's track, so an item keeps its place as it crosses the scanner. */
.belt .after .track { left: -100%; }
@keyframes travel { from { transform: translateX(calc(var(--pitch) * -8)); } to { transform: translateX(0); } }
.item { width: var(--pitch); display: grid; justify-items: center; align-content: end; height: 116px; position: relative; }
.item svg { width: 64px; height: auto; }
.item .badge { position: absolute; top: 2px; width: 26px; height: 26px; border-radius: 50%; display: none; place-items: center; font-weight: 800; font-size: 14px; color: #07120C; background: var(--h-pass); box-shadow: 0 0 18px rgba(47, 191, 113, .6); }
.after .item .badge { display: grid; }
.after .item.bad .badge { background: var(--h-fail); color: #fff; box-shadow: 0 0 18px rgba(255, 90, 74, .7); }
.scanner { position: absolute; left: 50%; top: -8px; bottom: 30px; width: 2px; margin-left: -1px; z-index: 2; }
.scanner::before { content: ""; position: absolute; top: 0; left: -34px; width: 70px; height: 16px; border-radius: 6px; background: linear-gradient(#2A3950, #182233); border: 1px solid #3A4A62; }
.scanner::after { content: ""; position: absolute; top: 16px; bottom: 0; left: -1px; width: 4px; background: linear-gradient(var(--brand), rgba(255, 198, 41, 0)); box-shadow: 0 0 24px 4px rgba(255, 198, 41, .45); animation: beam var(--speed) ease-in-out infinite; }
@keyframes beam { 0%, 100% { opacity: .25; } 45%, 55% { opacity: 1; } }
.scanner .lamp { position: absolute; top: 3px; left: 20px; width: 9px; height: 9px; border-radius: 50%; background: var(--h-pass); box-shadow: 0 0 10px var(--h-pass); }
/* home.js turns it red while a bad item is under the scanner. */
.scanner .lamp.red { background: var(--h-fail); box-shadow: 0 0 14px var(--h-fail); }

/* Marquee */
.marquee { border-block: 1px solid var(--h-line); background: #080D15; overflow: hidden; padding: 18px 0 !important; }
.marquee .run { display: flex; gap: 48px; width: max-content; animation: marquee 40s linear infinite; font: 500 15px var(--mono); color: var(--h-dim); text-transform: uppercase; letter-spacing: .08em; }
.marquee .run span::before { content: "◆"; color: var(--brand); margin-right: 48px; font-size: 10px; vertical-align: 2px; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- Label check demo ---------- */
.lab { background: radial-gradient(ellipse 60% 50% at 70% 50%, rgba(255, 198, 41, .07), transparent 70%); }
.lab-stage { position: relative; background: linear-gradient(180deg, var(--h-panel), #0B121D); border: 1px solid var(--h-line); border-radius: 26px; padding: 22px; box-shadow: 0 40px 90px -40px rgba(0, 0, 0, .9); }
.lab-labels { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.lab-col small { display: block; font: 600 11px var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--h-dim); margin: 8px 2px 0; }
.lbl { position: relative; overflow: hidden; background: #FBFAF5; color: #14161A; border-radius: 10px; border: 3px solid #14161A; padding: 10px 12px 8px; font: 700 clamp(9px, 1.05vw, 12.5px)/1.35 var(--font); }
.lbl .bars { height: 26px !important; }
.lbl .t { font-size: 1.35em; }
.lbl .n { font-weight: 500; }
.lbl .c { font-family: var(--mono); font-weight: 500; letter-spacing: .02em; transition: color .3s; }
.lbl .c.changed { color: #B3261E; }
.lbl .bars { height: 34px; margin-top: 8px; background: repeating-linear-gradient(90deg, #14161A 0 2px, transparent 2px 3px, #14161A 3px 4px, transparent 4px 7px, #14161A 7px 10px, transparent 10px 11px, #14161A 11px 12px, transparent 12px 15px); width: 70%; }
.lbl .bars + span { display: block; font: 500 .85em var(--mono); width: 70%; text-align: center; letter-spacing: .2em; }
.beam { position: absolute; left: 0; right: 0; top: -30%; height: 30%; background: linear-gradient(180deg, transparent, rgba(255, 198, 41, .35) 70%, rgba(255, 198, 41, .9) 96%, transparent); opacity: 0; pointer-events: none; }
.scanning .beam { animation: sweep 1.3s cubic-bezier(.5, 0, .5, 1) forwards; }
@keyframes sweep { 0% { top: -30%; opacity: 1; } 100% { top: 100%; opacity: 1; } }
.lab-rows { margin-top: 14px; display: grid; gap: 6px; }
.lrow { display: grid; grid-template-columns: 26px 1fr auto; gap: 10px; align-items: center; padding: 7px 12px; border-radius: 12px; background: var(--h-panel-2); border: 1px solid var(--h-line); transition: border-color .3s, background .3s; }
.lrow .ic { width: 22px; height: 22px; border-radius: 7px; display: grid; place-items: center; font-weight: 800; font-size: 13px; background: #1A2535; color: var(--h-dim); transition: background .3s, color .3s, transform .3s; }
.lrow .nm { font-size: 14px; color: #fff; font-weight: 600; }
.lrow .nm em { display: block; font-style: normal; font-family: var(--mono); font-weight: 500; font-size: 12.5px; color: var(--h-muted); }
.lrow .rd { font: 500 12px var(--mono); color: var(--h-fail); text-align: right; opacity: 0; transition: opacity .3s; }
.lrow.ok .ic { background: rgba(47, 191, 113, .18); color: var(--h-pass); transform: scale(1.1); }
.lrow.bad { border-color: rgba(255, 90, 74, .5); background: rgba(255, 90, 74, .06); }
.lrow.bad .ic { background: rgba(255, 90, 74, .2); color: var(--h-fail); transform: scale(1.1); }
.lrow.bad .rd { opacity: 1; }
.lab-verdict { margin-top: 14px; display: grid; gap: 8px; opacity: 0; transform: translateY(8px); transition: opacity .4s, transform .4s; }
.lab-verdict.on { opacity: 1; transform: none; }
.lab-verdict p { margin: 0; font-weight: 650; }
/* Stacked, as in the app, so "It's right, the camera misread it" never wraps beside its partner. */
.lab-verdict .vbtns { display: grid; grid-template-columns: 1fr; gap: 8px; }
.vb { border-radius: 12px; padding: 12px; text-align: center; font-weight: 650; font-size: 14.5px; border: 1px solid var(--h-line-2); color: var(--h-text); white-space: nowrap; }
.vb.strong { background: #fff; color: #0B111C; border-color: #fff; }
.lab-ctrl { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 26px; }
.seg { appearance: none; border: 1px solid var(--h-line-2); background: transparent; color: var(--h-text); padding: 10px 16px; border-radius: 999px; font: 600 14px var(--font); cursor: pointer; transition: background .2s, color .2s, border-color .2s; }
.seg:hover { border-color: var(--h-muted); }
.seg[aria-pressed="true"] { background: var(--brand); color: var(--brand-ink); border-color: var(--brand); }
.seg:focus-visible, .opt:focus-visible { outline: 3px solid var(--brand); outline-offset: 2px; }

/* Traceability code assembling from its pieces */
.code-build { margin-top: 28px; padding: 18px; border-radius: 18px; background: #0A1019; border: 1px dashed var(--h-line-2); }
.code-build .lbl2 { font: 600 11px var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--h-dim); margin: 0 0 12px; }
.pieces { display: flex; flex-wrap: wrap; gap: 8px; align-items: flex-end; }
.pc { display: grid; justify-items: center; gap: 6px; opacity: 0; transform: translateY(14px); transition: opacity .45s, transform .45s cubic-bezier(.2, .8, .2, 1.2); }
.pc b { font: 500 clamp(18px, 2.4vw, 26px) var(--mono); color: #fff; background: var(--h-panel-2); border: 1px solid var(--h-line-2); border-radius: 10px; padding: 6px 10px; }
.pc span { font-size: 11.5px; color: var(--h-muted); }
.pc.in { opacity: 1; transform: none; }
.code-out { margin-top: 14px; font: 500 clamp(20px, 2.9vw, 34px) var(--mono); letter-spacing: .04em; white-space: nowrap; color: var(--brand); opacity: 0; transition: opacity .6s; text-shadow: 0 0 30px rgba(255, 198, 41, .35); }
.code-out.in { opacity: 1; }

/* ---------- Rating ---------- */
.rate-card { background: var(--h-panel); border: 1px solid var(--h-line); border-radius: 22px; padding: 22px 22px 22px 26px; position: relative; overflow: hidden; }
.rate-card::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 5px; background: var(--acc, var(--h-line-2)); transition: background .35s; }
.rate-card h3 { margin: 0 0 14px; font-size: 18px; }
.opts { display: grid; gap: 10px; }
.opt { appearance: none; text-align: center; padding: 14px; border-radius: 14px; border: 1px solid var(--h-line-2); background: transparent; color: #fff; font: 650 15px var(--font); cursor: pointer; transition: background .25s, border-color .25s, transform .2s; }
.opt:hover { transform: translateY(-1px); }
.opt.sel.p { background: var(--h-pass); border-color: var(--h-pass); color: #04150B; }
.opt.sel.m { background: var(--h-warn); border-color: var(--h-warn); color: #1E1200; }
.opt.sel.f { background: var(--h-fail); border-color: var(--h-fail); }
.rate-note { margin: 14px 0 0; min-height: 3em; font-size: 14px; color: var(--h-muted); }
.rate-note b { color: #fff; }

/* ---------- Charts ---------- */
.chart { background: var(--h-panel); border: 1px solid var(--h-line); border-radius: 22px; padding: 18px 18px 12px; }
.chart svg { width: 100%; height: auto; display: block; overflow: visible; }
.chart .cap { display: flex; justify-content: space-between; gap: 12px; font: 500 12px var(--mono); color: var(--h-dim); margin-top: 8px; flex-wrap: wrap; }
.chart .spec { stroke: var(--h-fail); stroke-dasharray: 2 6; stroke-width: 1.5; opacity: .7; }
.chart .ctl { stroke: var(--h-muted); stroke-dasharray: 8 6; stroke-width: 1.2; opacity: .55; }
.chart .mid { stroke: var(--h-line-2); stroke-width: 1.2; }
.chart .band { fill: rgba(255, 198, 41, .05); }
.chart .tag { font: 500 11px var(--mono); fill: var(--h-dim); }
.chart .trace { fill: none; stroke: var(--brand); stroke-width: 2.4; stroke-linejoin: round; stroke-dasharray: var(--len); stroke-dashoffset: var(--len); }
.chart.play .trace { transition: stroke-dashoffset 2.6s cubic-bezier(.4, 0, .2, 1); stroke-dashoffset: 0; }
.chart .pt { fill: var(--h-bg-2); stroke: var(--brand); stroke-width: 2; opacity: 0; transition: opacity .3s; }
.chart .pt.run { stroke: var(--h-warn); }
.chart.play .pt { opacity: 1; }
.chart .alarm { opacity: 0; transition: opacity .5s 2.6s; }
.chart.play .alarm { opacity: 1; }
.chart .alarm circle.ring { fill: none; stroke: var(--h-warn); stroke-width: 2; transform-box: fill-box; transform-origin: center; animation: ring 1.6s ease-out infinite; }
@keyframes ring { from { transform: scale(.6); opacity: 1; } to { transform: scale(2.4); opacity: 0; } }
.chart .alarm text { font: 600 12px var(--font); fill: var(--h-warn); }

.heads { display: grid; grid-template-columns: repeat(12, 1fr); gap: 6px; align-items: end; height: 240px; position: relative; padding-top: 10px; }
.heads .lsl { position: absolute; left: 0; right: 0; border-top: 1.5px dashed var(--h-fail); opacity: .8; }
.heads .lsl, .heads .tgt { z-index: 2; }
.heads .lsl span, .heads .tgt span { position: absolute; left: 0; top: -9px; font: 500 11px/18px var(--mono); color: var(--h-fail); background: var(--h-panel); padding: 0 8px 0 0; }
.heads .tgt { position: absolute; left: 0; right: 0; border-top: 1px solid var(--h-line-2); }
.heads .tgt span { color: var(--h-dim); }
.head { position: relative; height: 100%; display: flex; align-items: flex-end; }
.head i { display: block; width: 100%; height: 0; border-radius: 6px 6px 3px 3px; background: linear-gradient(180deg, var(--brand), #C99708); transition: height 1.1s cubic-bezier(.3, .8, .3, 1), background .4s; }
.head.low i { background: linear-gradient(180deg, var(--h-fail), #9E2A20); box-shadow: 0 0 20px rgba(255, 90, 74, .5); }
.head b { position: absolute; bottom: -22px; left: 0; right: 0; text-align: center; font: 500 11px var(--mono); color: var(--h-dim); }
.head.low b { color: var(--h-fail); }
.fill-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 36px; }
.stat { background: var(--h-panel-2); border: 1px solid var(--h-line); border-radius: 14px; padding: 14px; }
.stat small { display: block; font: 600 11px var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--h-dim); }
.stat strong { display: block; font: 600 clamp(22px, 2.6vw, 30px) var(--mono); color: #fff; margin-top: 4px; }
.stat em { font-style: normal; font-size: 13px; color: var(--h-muted); }
.stat.warn strong { color: var(--h-fail); }

/* ---------- Offline ---------- */
.off-stage { position: relative; background: var(--h-panel); border: 1px solid var(--h-line); border-radius: 22px; padding: 22px; min-height: 300px; overflow: hidden; }
.off-head { display: flex; align-items: center; justify-content: space-between; font: 500 13px var(--mono); color: var(--h-muted); }
.sig { display: inline-flex; align-items: flex-end; gap: 3px; height: 16px; }
.sig i { width: 4px; background: var(--h-line-2); border-radius: 2px; }
.sig i:nth-child(1) { height: 25%; } .sig i:nth-child(2) { height: 50%; } .sig i:nth-child(3) { height: 75%; } .sig i:nth-child(4) { height: 100%; }
.off-head .x { color: var(--h-fail); margin-left: 8px; }
.stack { margin-top: 18px; display: grid; gap: 8px; }
.rec { display: grid; grid-template-columns: auto 1fr auto; gap: 12px; align-items: center; padding: 11px 14px; border-radius: 12px; background: var(--h-panel-2); border: 1px solid var(--h-line); animation: drop .5s cubic-bezier(.2, .8, .2, 1.1) both; }
.rec i { width: 8px; height: 8px; border-radius: 50%; background: var(--h-pass); }
.rec span { font-size: 14px; color: #fff; }
.rec time { font: 500 12px var(--mono); color: var(--h-dim); }
@keyframes drop { from { opacity: 0; transform: translateY(-14px) scale(.98); } }
.saved { margin-top: 16px; font: 500 13px var(--mono); color: var(--h-pass); }

/* ---------- Features ---------- */
.feat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 36px; }
.feat { position: relative; background: var(--h-panel); border: 1px solid var(--h-line); border-radius: 20px; padding: 24px; overflow: hidden; transition: transform .25s, border-color .25s; }
.feat::before { content: ""; position: absolute; inset: 0; background: radial-gradient(260px circle at var(--mx, 50%) var(--my, -40%), rgba(255, 198, 41, .12), transparent 60%); opacity: 0; transition: opacity .3s; }
.feat:hover { transform: translateY(-3px); border-color: var(--h-line-2); }
.feat:hover::before { opacity: 1; }
.feat svg { width: 30px; height: 30px; stroke: var(--brand); fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; margin-bottom: 14px; }
.feat h3 { font-size: 17px; margin: 0 0 6px; }
.feat p { margin: 0; color: var(--h-muted); font-size: 14.5px; position: relative; }

/* ---------- Screens ---------- */
.reel { display: flex; gap: 18px; overflow-x: auto; scroll-snap-type: x mandatory; padding: 10px max(20px, calc((100vw - var(--max)) / 2 + 20px)) 26px; scrollbar-width: thin; scrollbar-color: var(--h-line-2) transparent; }
.reel figure { flex: none; width: 230px; margin: 0; scroll-snap-align: center; }
.reel img { border-radius: 22px; border: 1px solid var(--h-line-2); box-shadow: 0 30px 60px -30px rgba(0, 0, 0, .9); transition: transform .3s; }
.reel figure:hover img { transform: translateY(-6px); }
.reel figcaption { color: var(--h-muted); }
.tab-frame { margin-top: 40px; border-radius: 26px; padding: 14px; background: linear-gradient(145deg, #2A3546, #0C121C); box-shadow: 0 0 0 1px #3A475B inset, 0 60px 120px -50px rgba(0, 0, 0, .95); }
.tab-frame img { border-radius: 14px; }

/* ---------- Devices ---------- */
.mesh { background: var(--h-panel); border: 1px solid var(--h-line); border-radius: 22px; padding: 14px; }
.mesh svg { width: 100%; height: auto; display: block; }
.mesh .link { stroke: var(--h-line-2); stroke-width: 2; fill: none; }
.mesh .flow { stroke: var(--brand); stroke-width: 2.5; fill: none; stroke-dasharray: 6 14; animation: flow 1.6s linear infinite; }
@keyframes flow { to { stroke-dashoffset: -40; } }
.mesh .node rect { fill: var(--h-panel-2); stroke: var(--h-line-2); }
.mesh .node text { font: 600 12px var(--font); fill: #fff; }
.mesh .node .sub { font: 500 10.5px var(--mono); fill: var(--h-dim); }

/* ---------- Closing ---------- */
.close { text-align: center; }
.close h2 { font-size: clamp(36px, 6vw, 72px); }
.close .lede { margin: 0 auto 30px; }
.close::before { content: ""; position: absolute; left: 50%; top: 40%; width: 900px; height: 500px; transform: translate(-50%, -50%); background: radial-gradient(ellipse, rgba(255, 198, 41, .14), transparent 65%); pointer-events: none; }

/* ---------- Small screens ---------- */
@media (max-width: 900px) {
  .h-hero-in, .h-split { grid-template-columns: 1fr; }
  .h-split.flip > :first-child { order: 0; }
  .h-device { margin-top: 10px; }
  .toast.t1 { left: -18px; } .toast.t2 { right: -18px; } .toast.t3 { left: -10px; }
  .feat-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .feat-grid { grid-template-columns: 1fr; }
  .lab-labels { grid-template-columns: 1fr 1fr; gap: 8px; }
  .lab-stage { padding: 14px; border-radius: 20px; }
  .lrow { grid-template-columns: 22px 1fr; }
  .lrow .rd { grid-column: 2; text-align: left; }
  .toast { font-size: 12px; padding: 9px 11px; }
  .belt { --pitch: 110px; height: 120px; }
  .item svg { width: 48px; }
  .item { height: 92px; }
  .heads { height: 170px; gap: 4px; }
}

/* Motion is decoration: without it every scene shows its finished state. */
@media (prefers-reduced-motion: reduce) {
  .home *, .home *::before, .home *::after { animation: none !important; transition: none !important; }
  [data-reveal] { opacity: 1; transform: none; }
  .phone { transform: rotate(-3deg); }
  .h-hero h1 .hl::after { transform: none; }
  .pc, .code-out, .lab-verdict { opacity: 1; transform: none; }
  .chart .trace { stroke-dashoffset: 0; }
  .chart .pt, .chart .alarm { opacity: 1; }
}

/* Codes never break at their hyphens. */
.code { white-space: nowrap; font-family: var(--mono); font-size: .92em; }