/* Skopos site. Tokens follow the app (theme.css): Windows 11 accent, Segoe UI Variable, 4 and 8 px radii. */
:root {
  --canvas: #EEF1F6; --app: #F7F8FA; --panel: #FDFDFD; --sunken: #F2F3F5;
  --fg1: #1D1D1F; --fg2: #3F4148; --fg3: #5C5F68;
  --stroke: rgba(0,0,0,.08); --stroke2: rgba(0,0,0,.14);
  --accent: #005FB8; --accent-hover: #004E99; --accent-tint: rgba(0,95,184,.10); --accent-ink: #003E92;
  --bb: #1F7A6C; --cp: #4F55C4; --ps: #9B3D85;
  --s1: #005FB8; --s2: #8A6FC4; --s3: #C7832A;
  --acrylic: rgba(255,255,255,.72);
  --sh2: 0 0 2px rgba(0,0,0,.12), 0 1px 2px rgba(0,0,0,.14);
  --sh8: 0 0 2px rgba(0,0,0,.12), 0 4px 8px rgba(0,0,0,.14);
  --sh28: 0 0 8px rgba(0,0,0,.12), 0 14px 28px rgba(0,0,0,.14);
  --sh64: 0 0 8px rgba(0,0,0,.12), 0 32px 64px rgba(0,0,0,.18);
  --r: 8px; --r-sm: 4px;
  --font: "Segoe UI Variable Text", "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, Roboto, "Helvetica Neue", sans-serif;
  --display: "Segoe UI Variable Display", "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, Roboto, sans-serif;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; color: var(--fg1); font: 400 16px/1.55 var(--font); -webkit-font-smoothing: antialiased;
  /* Mica: a soft tinted ground under every surface */
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(0,95,184,.10), transparent 60%),
    radial-gradient(900px 500px at 100% 0%, rgba(138,111,196,.08), transparent 60%),
    linear-gradient(180deg, var(--canvas), var(--app) 900px);
  background-repeat: no-repeat;
}
img, video { max-width: 100%; }
a { color: var(--accent); }
a:hover { color: var(--accent-hover); }
:focus-visible { outline: 2px solid var(--fg1); outline-offset: 2px; border-radius: var(--r-sm); }
.wrap { width: min(1160px, 100% - 48px); margin-inline: auto; }
.wrap.narrow { width: min(820px, 100% - 48px); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 12px; top: -48px; z-index: 20; padding: 8px 14px; background: var(--panel); border-radius: var(--r-sm); box-shadow: var(--sh8); }
.skip:focus { top: 12px; }
section[id] { scroll-margin-top: 72px; }

/* header: acrylic bar */
.top { position: sticky; top: 0; z-index: 10; background: rgba(247,248,250,.72); backdrop-filter: blur(30px) saturate(1.6); -webkit-backdrop-filter: blur(30px) saturate(1.6); border-bottom: 1px solid var(--stroke); }
.top-row { display: flex; align-items: center; gap: 24px; height: 60px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--fg1); text-decoration: none; font: 600 19px/1 var(--display); letter-spacing: -0.02em; }
.brand:hover { color: var(--fg1); }
.brand .mark { color: var(--accent); }
.nav { display: flex; gap: 4px; margin-left: auto; }
.nav a { padding: 6px 12px; border-radius: var(--r-sm); color: var(--fg2); font: 500 14px/20px var(--font); text-decoration: none; }
.nav a:hover { background: rgba(0,0,0,.05); color: var(--fg1); }

/* buttons: Fluent accent and subtle */
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 36px; padding: 7px 18px; border-radius: var(--r-sm); background: var(--accent); color: #fff; font: 600 14px/20px var(--font); text-decoration: none; box-shadow: inset 0 0 0 1px rgba(255,255,255,.08), inset 0 -1px 0 rgba(0,0,0,.4); transition: background .15s, transform .15s var(--ease); }
.btn:hover { background: var(--accent-hover); color: #fff; }
.btn:active { transform: scale(.98); }
.btn.subtle { background: var(--panel); color: var(--fg1); box-shadow: inset 0 0 0 1px var(--stroke2), inset 0 -1px 0 rgba(0,0,0,.12); }
.btn.subtle:hover { background: #F3F4F6; }
.btn.light { background: #fff; color: var(--accent-ink); box-shadow: none; }
.btn.light:hover { background: #EAF2FB; color: var(--accent-ink); }
.btn-sm { min-height: 32px; padding: 5px 14px; }
.btn-lg { min-height: 44px; padding: 10px 24px; font-size: 15px; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin: 0; }

/* hero */
.hero { padding: 72px 0 24px; }
.hero-text { text-align: center; }
.pill { display: inline-flex; align-items: center; gap: 8px; margin: 0 0 20px; padding: 5px 12px; border-radius: 999px; background: var(--acrylic); box-shadow: var(--sh2); color: var(--fg2); font: 500 13px/18px var(--font); }
.pill .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 3px var(--accent-tint); }
h1 { margin: 0 auto; max-width: 18ch; font: 600 clamp(36px, 5.6vw, 64px)/1.08 var(--display); letter-spacing: -0.03em; }
.lede { max-width: 62ch; margin: 20px auto 28px; color: var(--fg2); font-size: clamp(17px, 1.6vw, 19px); line-height: 1.55; }
.hero .cta-row { justify-content: center; }

.window { margin: 0; background: var(--panel); border-radius: var(--r); box-shadow: var(--sh28), 0 0 0 1px var(--stroke); overflow: hidden; }
.film { margin-top: 48px; box-shadow: var(--sh64), 0 0 0 1px var(--stroke); }
.titlebar { display: flex; align-items: center; gap: 8px; height: 34px; padding: 0 12px; background: #F3F4F7; border-bottom: 1px solid var(--stroke); color: var(--fg3); font-size: 12px; }
.tb-mark { width: 12px; height: 12px; border-radius: 50%; border: 2px solid var(--accent); }
.tb-ctl { margin-left: auto; display: flex; gap: 18px; }
.tb-ctl i { width: 10px; height: 10px; border-bottom: 1px solid var(--fg3); }
.tb-ctl i:nth-child(2) { border: 1px solid var(--fg3); }
.tb-ctl i:nth-child(3) { border: 0; background: linear-gradient(45deg, transparent 45%, var(--fg3) 45% 55%, transparent 55%), linear-gradient(-45deg, transparent 45%, var(--fg3) 45% 55%, transparent 55%); }
.film video { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; background: var(--sunken); }

.facts { list-style: none; padding: 0; margin: 28px 0 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.facts li { padding: 18px 20px; border-radius: var(--r); background: var(--acrylic); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); box-shadow: var(--sh2); }
.facts strong { display: block; font: 600 30px/1.1 var(--display); letter-spacing: -0.02em; color: var(--accent); }
.facts small { font-size: 16px; color: var(--fg3); font-weight: 500; }
.facts span { display: block; margin-top: 6px; color: var(--fg2); font-size: 14px; line-height: 1.45; }

/* sections */
.block { padding: 96px 0 0; }
.block.tint { margin-top: 96px; padding: 88px 0; background: rgba(255,255,255,.55); border-block: 1px solid var(--stroke); }
.block.tint + .block.tint { margin-top: 0; border-top: 0; }
.sec-head { max-width: 760px; margin: 0 0 40px; }
.eyebrow { margin: 0 0 8px; color: var(--accent); font: 600 13px/18px var(--font); letter-spacing: .06em; text-transform: uppercase; }
h2 { margin: 0; font: 600 clamp(28px, 3.4vw, 42px)/1.15 var(--display); letter-spacing: -0.025em; }
h3 { margin: 0 0 8px; font: 600 20px/1.3 var(--display); letter-spacing: -0.01em; }
p { margin: 0 0 12px; }
.sec-lede { margin: 14px 0 0; color: var(--fg2); font-size: 18px; }
.note { color: var(--fg3); font-size: 14px; }
.center { text-align: center; }
.sub { color: var(--fg3); font-size: 14px; line-height: 1.5; }

/* features: alternating rows */
.feature { display: grid; grid-template-columns: 1.35fr 1fr; align-items: center; gap: 56px; margin-bottom: 72px; }
.feature:last-child { margin-bottom: 0; }
.feature.flip-row .feature-media { order: 2; }
.feature-media video { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; background: var(--sunken); }
.feature-media img { display: block; width: 100%; height: auto; background: var(--sunken); }
.feature-text p { color: var(--fg2); }
.feature-text h3 { font-size: clamp(22px, 2.2vw, 28px); line-height: 1.2; letter-spacing: -0.02em; margin-bottom: 14px; }
.feature-text .detail { padding-left: 14px; border-left: 2px solid var(--accent); color: var(--fg3); font-size: 15px; }

/* flip cards */
.deck { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.fcard { all: unset; box-sizing: border-box; display: grid; width: 100%; min-height: 300px; cursor: pointer; perspective: 1200px; border-radius: var(--r); }
.fcard:focus-visible { outline: 2px solid var(--fg1); outline-offset: 3px; }
.face { grid-area: 1 / 1; display: flex; flex-direction: column; gap: 12px; padding: 18px; border-radius: var(--r); background: var(--panel); box-shadow: var(--sh8), 0 0 0 1px var(--stroke); backface-visibility: hidden; -webkit-backface-visibility: hidden; transition: transform .55s var(--ease), box-shadow .2s; }
.fcard:hover .face { box-shadow: var(--sh28), 0 0 0 1px var(--stroke); }
.back { transform: rotateY(180deg); background: linear-gradient(180deg, #fff, #F6F9FD); }
.fcard[aria-pressed="true"] .front { transform: rotateY(-180deg); }
.fcard[aria-pressed="true"] .back { transform: rotateY(0); }
.chip { align-self: flex-start; display: inline-flex; align-items: center; gap: 6px; color: var(--fg3); font: 600 12px/16px var(--font); }
.chip::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
.chip.bb { color: var(--bb); } .chip.cp { color: var(--cp); } .chip.ps { color: var(--ps); } .chip.cars { color: #8A5A0B; }
.ptext .eq { margin: 0; font-family: "Cambria Math", Cambria, Georgia, serif; font-size: 16px; text-align: center; }
.ptext img { display: block; max-width: 100%; height: auto; }
.fig { display: block; width: 100%; height: 120px; object-fit: contain; background: #fff; border-radius: var(--r-sm); }
.q { font: 600 16px/1.4 var(--display); color: var(--fg1); }
.a { font-size: 16px; line-height: 1.5; color: var(--fg1); }
.hint { margin-top: auto; color: var(--accent); font: 600 13px/18px var(--font); }
.hint::after { content: " \2192"; }
.src { margin-top: auto; padding-top: 10px; border-top: 1px solid var(--stroke); color: var(--fg3); font-size: 12px; line-height: 1.45; }
.deck + .note { margin-top: 20px; }

/* passages demo */
.passages { display: grid; gap: 28px; }
.pset { display: grid; grid-template-columns: 1fr 1fr; overflow: hidden; }
.pset-head { grid-column: 1 / -1; display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px; padding: 14px 20px; background: #F3F4F7; border-bottom: 1px solid var(--stroke); font-size: 14px; color: var(--fg2); }
.pset-head b { color: var(--fg1); font-weight: 600; }
.pset-tabs { margin-left: auto; display: flex; gap: 6px; }
.pset-tabs button { all: unset; box-sizing: border-box; min-width: 34px; height: 32px; padding: 0 10px; text-align: center; border-radius: var(--r-sm); font: 600 13px/32px var(--font); color: var(--fg2); background: var(--panel); box-shadow: inset 0 0 0 1px var(--stroke2); cursor: pointer; }
.pset-tabs button[aria-current="true"] { background: var(--accent); color: #fff; box-shadow: none; }
.pset-tabs button.ok { box-shadow: inset 0 0 0 2px #0F7B0F; }
.pset-tabs button.no { box-shadow: inset 0 0 0 2px #C42B1C; }
.pset-tabs button[aria-current="true"].ok, .pset-tabs button[aria-current="true"].no { box-shadow: none; }
.pset-tabs button:focus-visible { outline: 2px solid var(--fg1); outline-offset: 2px; }
.ptext { max-height: 640px; overflow: auto; padding: 22px 26px; border-right: 1px solid var(--stroke); font-size: 15px; line-height: 1.7; }
.ptext h4 { margin: 0 0 12px; font: 600 16px/1.3 var(--display); }
.ptext p { color: var(--fg1); }
.ptext .attr { color: var(--fg3); font-size: 13px; }
.ptext table { border-collapse: collapse; margin: 8px 0 16px; font-size: 14px; }
.ptext th, .ptext td { padding: 6px 10px; border: 1px solid var(--stroke2); text-align: left; }
.ptext figure { margin: 8px 0 16px; }
.ptext figcaption, .ptext .cap { color: var(--fg3); font-size: 13px; }
.pq { padding: 22px 26px; }
.pq fieldset { margin: 0; padding: 0; border: 0; }
.pq legend { margin-bottom: 14px; font: 600 16px/1.45 var(--display); }
.opt { display: flex; gap: 12px; align-items: flex-start; margin-bottom: 8px; padding: 11px 14px; border-radius: var(--r-sm); background: var(--panel); box-shadow: inset 0 0 0 1px var(--stroke2); cursor: pointer; font-size: 15px; line-height: 1.45; transition: box-shadow .15s, background .15s; }
.opt:hover { background: #F6F8FB; }
.opt input { position: absolute; opacity: 0; pointer-events: none; }
.opt .l { flex: none; width: 18px; font-weight: 600; color: var(--fg3); }
.opt:has(input:focus-visible) { outline: 2px solid var(--fg1); outline-offset: 2px; }
.opt.right { box-shadow: inset 0 0 0 2px #0F7B0F; background: #F1FAF1; }
.opt.wrong { box-shadow: inset 0 0 0 2px #C42B1C; background: #FDF3F4; }
.opt.right .l { color: #0F7B0F; } .opt.wrong .l { color: #C42B1C; }
.fb { margin-top: 16px; padding: 16px 18px; border-radius: var(--r-sm); background: var(--sunken); font-size: 15px; line-height: 1.6; }
.fb[hidden] { display: none; }
.fb .verdict { margin: 0 0 8px; font-weight: 600; }
.fb .verdict.ok { color: #0F7B0F; } .fb .verdict.no { color: #C42B1C; }
.fb h5 { margin: 12px 0 4px; font: 600 14px/1.4 var(--font); }
.fb p { margin: 0 0 8px; }
.pnav { display: flex; justify-content: space-between; gap: 12px; margin-top: 16px; }

/* gallery */
.gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.shot { margin: 0; overflow: hidden; border-radius: var(--r); background: var(--panel); box-shadow: var(--sh8), 0 0 0 1px var(--stroke); transition: box-shadow .2s, transform .3s var(--ease); }
.shot:hover { box-shadow: var(--sh28), 0 0 0 1px var(--stroke); transform: translateY(-2px); }
.shot.wide { grid-column: 1 / -1; }
.shot button { all: unset; display: block; width: 100%; cursor: zoom-in; }
.shot button:focus-visible { outline: 2px solid var(--fg1); outline-offset: -2px; }
.shot img { display: block; width: 100%; height: auto; border-bottom: 1px solid var(--stroke); }
.shot figcaption { padding: 12px 16px; color: var(--fg2); font-size: 14px; }
.shot figcaption b { display: block; color: var(--fg1); font-weight: 600; }

/* panels */
.grid { display: grid; gap: 20px; }
.grid.three { grid-template-columns: repeat(3, 1fr); }
.grid.two { grid-template-columns: repeat(2, 1fr); }
.grid.after { margin-top: 20px; }
.panel { padding: 26px 28px; border-radius: var(--r); background: var(--acrylic); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); box-shadow: var(--sh2), 0 0 0 1px var(--stroke); }
.panel p { color: var(--fg2); }
.panel p:last-child { margin-bottom: 0; }
.icon { display: inline-grid; place-items: center; width: 40px; height: 40px; margin-bottom: 16px; border-radius: var(--r); background: var(--accent-tint); color: var(--accent); }
.icon svg { width: 22px; height: 22px; }
.cite { margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--stroke); font-size: 13px; color: var(--fg3) !important; }
.mini-steps { margin: 16px 0 0; padding: 0; list-style: none; counter-reset: s; display: grid; gap: 10px; }
.mini-steps li { counter-increment: s; position: relative; padding-left: 36px; color: var(--fg2); font-size: 15px; line-height: 1.5; }
.mini-steps li::before { content: counter(s); position: absolute; left: 0; top: 0; display: grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; background: var(--accent-tint); color: var(--accent); font: 600 12px/1 var(--font); }
.mini-steps b { color: var(--fg1); }
.plain { margin: 0; padding-left: 20px; color: var(--fg2); }
.plain li { margin-bottom: 8px; }

/* chart: grouped horizontal bars, values from --v (score out of 5) */
.legend { list-style: none; display: flex; flex-wrap: wrap; gap: 6px 16px; margin: 14px 0 10px; padding: 0; color: var(--fg2); font-size: 13px; }
.legend li { display: inline-flex; align-items: center; gap: 6px; }
.legend i { width: 12px; height: 12px; border-radius: 3px; }
.legend .s1, .bar.s1 { background: var(--s1); } .legend .s2, .bar.s2 { background: var(--s2); } .legend .s3, .bar.s3 { background: var(--s3); }
.chart { position: relative; display: grid; gap: 16px; padding-bottom: 26px; --label: 132px; }
.chart::before { content: ""; position: absolute; left: var(--label); right: 40px; top: 0; bottom: 26px; background: repeating-linear-gradient(90deg, var(--stroke) 0 1px, transparent 1px 20%); pointer-events: none; }
.cg { position: relative; display: grid; grid-template-columns: var(--label) 1fr; row-gap: 2px; align-items: center; }
.cl { grid-row: 1 / span 3; padding-right: 12px; color: var(--fg2); font-size: 14px; line-height: 1.3; }
.bar { grid-column: 2; position: relative; height: 14px; width: calc((100% - 40px) * var(--v) / 5); border-radius: 0 4px 4px 0; }
.bar b { position: absolute; left: calc(100% + 6px); top: 50%; transform: translateY(-50%); color: var(--fg1); font: 600 12px/1 var(--font); font-variant-numeric: tabular-nums; }
.bar.s1 b { color: var(--accent-ink); }
.axis { position: absolute; left: var(--label); right: 40px; bottom: 0; display: flex; justify-content: space-between; color: var(--fg3); font-size: 12px; }
.axis span { width: 0; display: flex; justify-content: center; }
.table-view { margin-top: 16px; }
.table-view summary { cursor: pointer; color: var(--accent); font-weight: 600; font-size: 14px; }
.scores { width: 100%; margin-top: 12px; border-collapse: collapse; font-size: 14px; }
.scores th, .scores td { padding: 6px 8px; text-align: left; border-bottom: 1px solid var(--stroke); }
.scores td { font-variant-numeric: tabular-nums; }
.scores td:nth-child(2) { font-weight: 600; color: var(--accent-ink); }

/* compare */
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border-radius: var(--r); overflow: hidden; box-shadow: var(--sh8), 0 0 0 1px var(--stroke); }
.compare .col { padding: 28px 32px; }
.compare .then { background: var(--sunken); }
.compare .now { background: linear-gradient(160deg, #0A6CC8, #004E99); color: #fff; }
.compare h3 { font-size: 18px; margin-bottom: 14px; }
.compare ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 12px; }
.compare li { position: relative; padding-left: 28px; font-size: 16px; line-height: 1.45; }
.compare .then li { color: var(--fg2); }
.compare li::before { content: ""; position: absolute; left: 0; top: 4px; width: 16px; height: 16px; border-radius: 50%; }
.compare .then li::before { box-shadow: inset 0 0 0 1.5px var(--fg3); }
.compare .now li::before { background: #fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.2l2.6 2.5L12 5.4' fill='none' stroke='%23005FB8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / 14px no-repeat; }

/* maker */
.maker { display: grid; grid-template-columns: 1.2fr 1fr; gap: 56px; align-items: center; }
.maker-text p { color: var(--fg2); font-size: 17px; }
.maker-text h2 { margin-bottom: 18px; }
.maker .cta-row { margin-top: 20px; }
.eng { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.eng li { padding: 18px 20px; border-radius: var(--r); background: var(--panel); box-shadow: var(--sh2), 0 0 0 1px var(--stroke); }
.eng strong { display: block; font: 600 24px/1.2 var(--display); color: var(--accent); }
.eng span { display: block; margin-top: 4px; color: var(--fg2); font-size: 14px; line-height: 1.45; }

/* faq */
.faq { display: grid; gap: 8px; }
.faq details { border-radius: var(--r); background: var(--acrylic); box-shadow: var(--sh2), 0 0 0 1px var(--stroke); }
.faq summary { list-style: none; position: relative; padding: 18px 52px 18px 22px; cursor: pointer; font: 600 17px/1.4 var(--display); border-radius: var(--r); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ""; position: absolute; right: 24px; top: 50%; width: 9px; height: 9px; margin-top: -7px; border-right: 2px solid var(--fg3); border-bottom: 2px solid var(--fg3); transform: rotate(45deg); transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(-135deg); margin-top: -2px; }
.faq summary:hover { background: rgba(0,0,0,.03); }
.faq details p { margin: 0; padding: 0 22px 20px; color: var(--fg2); }

/* closing band */
.cta-band { position: relative; overflow: hidden; padding: 64px 32px; border-radius: 12px; text-align: center; color: #fff; background: radial-gradient(800px 300px at 50% -20%, rgba(255,255,255,.18), transparent 70%), linear-gradient(135deg, #0A6CC8, #003E92); box-shadow: var(--sh28); }
.cta-band .mark { color: #fff; margin-bottom: 12px; }
.cta-band h2 { color: #fff; margin-bottom: 28px; }
.cta-band p { margin: 12px 0 24px; color: rgba(255,255,255,.9); font-size: 18px; }

/* footer */
.foot { margin-top: 96px; padding: 36px 0 44px; border-top: 1px solid var(--stroke); background: rgba(255,255,255,.5); color: var(--fg3); font-size: 14px; }
.foot-row { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 20px; }
.foot .brand.small { margin: 0 0 6px; font-size: 16px; }
.foot-links { display: flex; flex-wrap: wrap; gap: 20px; align-items: flex-start; }
.foot-links a { color: var(--fg2); text-decoration: none; }
.foot-links a:hover { color: var(--accent); text-decoration: underline; }
.fine { margin-top: 20px; font-size: 12px; line-height: 1.6; }

/* lightbox */
dialog { padding: 0; border: 0; border-radius: var(--r); background: var(--panel); color: var(--fg1); max-width: min(96vw, 1600px); box-shadow: var(--sh64); }
dialog::backdrop { background: rgba(10,14,22,.62); backdrop-filter: blur(4px); }
dialog img { display: block; max-width: 100%; max-height: 84vh; height: auto; }
dialog .cap { margin: 0; padding: 12px 16px; color: var(--fg2); font-size: 14px; }
dialog .close { position: absolute; top: 10px; right: 10px; padding: 5px 14px; border: 0; border-radius: var(--r-sm); background: var(--panel); color: var(--fg1); font: 600 14px/20px var(--font); box-shadow: var(--sh8); cursor: pointer; }

@media (max-width: 1020px) {
  .nav { display: none; }
  .top-row .btn-sm { margin-left: auto; }
  .deck { grid-template-columns: repeat(2, 1fr); }
  .feature { gap: 32px; }
  .grid.three { grid-template-columns: 1fr; }
  .maker { grid-template-columns: 1fr; gap: 32px; }
}
@media (max-width: 760px) {
  .wrap, .wrap.narrow { width: calc(100% - 32px); }
  .hero { padding-top: 48px; }
  .facts { grid-template-columns: 1fr 1fr; }
  .feature { grid-template-columns: 1fr; gap: 20px; margin-bottom: 56px; }
  .feature.flip-row .feature-media { order: 0; }
  .grid.two, .gallery, .compare, .pset { grid-template-columns: 1fr; }
  .shot.wide { grid-column: auto; }
  .ptext { max-height: 420px; border-right: 0; border-bottom: 1px solid var(--stroke); padding: 18px; }
  .pq { padding: 18px; }
  .pset-tabs { margin-left: 0; }
  .block { padding-top: 72px; }
  .block.tint { margin-top: 72px; padding: 64px 0; }
  .chart { --label: 96px; }
  .panel { padding: 22px; }
  .compare .col { padding: 24px; }
  .cta-band { padding: 48px 20px; }
}
@media (max-width: 480px) {
  .deck { grid-template-columns: 1fr; }
  .fcard { min-height: 260px; }
  .top-row .btn-sm { padding: 5px 10px; font-size: 13px; }
  .eng { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
  .face { backface-visibility: visible; }
  .back { transform: none; opacity: 0; }
  .fcard[aria-pressed="true"] .front { transform: none; opacity: 0; }
  .fcard[aria-pressed="true"] .back { opacity: 1; }
}
@media (forced-colors: active) {
  .bar { forced-color-adjust: none; border: 1px solid CanvasText; }
}
.qb { color: var(--fg3); font-size: 13px; line-height: 1.45; }
.has-fig .back .a { font: 600 18px/1.4 var(--display); }