/* ===== screwit3D web — brand "Modernist" (red #ec3013, Inter Tight, IBM Plex Mono) ===== */
@font-face { font-family: 'Inter Tight'; font-style: normal; font-weight: 100 900; font-display: swap;
  src: url(fonts/InterTight-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: 'Inter Tight'; font-style: normal; font-weight: 100 900; font-display: swap;
  src: url(fonts/InterTight-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'IBM Plex Mono'; font-style: normal; font-weight: 400; font-display: swap;
  src: url(fonts/IBMPlexMono-400-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: 'IBM Plex Mono'; font-style: normal; font-weight: 400; font-display: swap;
  src: url(fonts/IBMPlexMono-400-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }


/* ===== screwit3D web — „Modernist Pro": hranatý jazyk doplňku =====
   Žádné zaoblení, žádné měkké stíny. Dvě síly linek (vlasová / inkoustová), teplý papír,
   BÍLÉ plochy pro to, na co se kliká, ČERVENÁ jen pro akci a hlavní volbu.
   Mono písmo je jen ve váze 400 — nikdy tučně. */
:root {
  --bg: #f3f2f2; --surface: #ffffff; --paper: #fbfaf9;
  --ink: #1d1b1a; --ink-2: #57524f; --ink-3: #8f8a87;
  --rule: #dcd8d6; --rule-2: #bdb8b5;
  --accent: #ec3013; --accent-d: #c4250b; --accent-tint: #fff2ee;
  --sans: 'Inter Tight', -apple-system, 'Segoe UI', system-ui, sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, Menlo, Consolas, monospace;
  --wrap: 1240px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 17px/1.55 var(--sans); overflow-x: hidden; -webkit-font-smoothing: antialiased; }
h1, h2, h3, h4 { margin: 0; letter-spacing: -0.03em; line-height: 1.06; font-weight: 800; }
p { margin: 0; }
a { color: inherit; }
button { font: inherit; color: inherit; cursor: pointer; border-radius: 0; }
img { display: block; max-width: 100%; height: auto; }
.hidden { display: none !important; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 32px; }
svg.i { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: square; stroke-linejoin: miter; flex: none; }
.sq { width: 8px; height: 8px; background: var(--accent); display: inline-block; flex: none; }
.mono, .eyebrow, .sec-num { font-family: var(--mono); font-weight: 400; text-transform: uppercase; letter-spacing: 0.12em; }

/* ---------- písmo ---------- */
.eyebrow { font-size: 12px; color: var(--ink-2); margin-bottom: 26px; display: flex; align-items: center; gap: 12px; }
h1 { font-size: clamp(40px, 4.5vw, 66px); letter-spacing: -0.05em; line-height: 0.98; }
h1 span { white-space: nowrap; }
h2 { font-size: clamp(32px, 4vw, 54px); letter-spacing: -0.04em; max-width: 17em; }
.h-md { font-size: clamp(24px, 2.4vw, 32px); letter-spacing: -0.03em; }
.lead { font-size: clamp(17px, 1.35vw, 20px); color: var(--ink-2); max-width: 35em; margin-top: 28px; }
.lead b { color: var(--ink); font-weight: 700; }
.sec-head { max-width: 860px; margin-bottom: 56px; }
.sec-num { font-size: 12px; color: var(--ink-2); margin-bottom: 22px; display: flex; align-items: center; gap: 14px; }
.sec-num span:first-child { color: var(--accent); }
.sec-lead { font-size: 18px; color: var(--ink-2); margin-top: 20px; max-width: 44em; }

/* ---------- tlačítka (jako v doplňku) ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 12px; min-height: 46px; padding: 0 20px;
  font: 700 12.5px/1 var(--sans); letter-spacing: 0.09em; text-transform: uppercase; text-decoration: none; white-space: nowrap;
  border: 1px solid transparent; background: transparent; color: var(--ink); transition: background 120ms, color 120ms, border-color 120ms, transform 90ms; }
.btn:active { transform: translateY(1px); }
.btn-lg { min-height: 56px; padding: 0 26px; font-size: 13.5px; }
.btn-sm { min-height: 38px; padding: 0 14px; font-size: 11.5px; }
.btn-block { width: 100%; }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--ink); border-color: var(--ink); }
.btn-secondary { background: var(--surface); border-color: var(--ink); color: var(--ink); }
.btn-secondary:hover { background: var(--ink); color: #fff; }
.btn-inverse { border-color: rgba(255,255,255,0.55); color: #fff; }
.btn-inverse:hover { background: #fff; color: var(--ink); border-color: #fff; }
.btn.is-disabled { background: var(--rule-2); border-color: var(--rule-2); color: #fff; pointer-events: none; }
.price-tag { padding-left: 12px; border-left: 1px solid rgba(255,255,255,0.5); font-family: var(--mono); font-weight: 400; letter-spacing: 0.04em; }
.price-tag:empty { display: none; }

/* ---------- oznámení + navigace ---------- */
.announce { background: var(--ink); color: #e9e5e3; font-size: 13.5px; }
.announce-in { display: flex; align-items: center; gap: 14px; min-height: 40px; }
.announce .tag { font: 400 10.5px/1 var(--mono); letter-spacing: 0.1em; background: var(--accent); color: #fff; padding: 5px 7px; flex: none; }
.announce span:not(.tag) { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.announce a { color: #fff; margin-left: auto; font: 400 11.5px/1 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; text-decoration: none; border-bottom: 1px solid rgba(255,255,255,0.45); padding-bottom: 3px; flex: none; }
.announce a:hover { border-color: var(--accent); }
.nav { position: sticky; top: 0; z-index: 30; background: var(--bg); border-bottom: 1px solid var(--ink); }
.nav-in { display: flex; align-items: center; justify-content: space-between; gap: 24px; height: 68px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; font-weight: 800; }
.logo { width: 32px; height: 32px; background: var(--accent); display: flex; align-items: center; justify-content: center; flex: none; }
.logo.sm { width: 20px; height: 20px; }
.brand-icon { width: 34px; height: 34px; flex: none; display: block; }
.brand-name { font-size: 23px; letter-spacing: -0.035em; }
.nav-links { display: flex; gap: 28px; }
.nav-links a { font: 700 11.5px/1 var(--sans); letter-spacing: 0.09em; text-transform: uppercase; text-decoration: none; color: var(--ink-2); padding: 8px 0; border-bottom: 2px solid transparent; transition: color 120ms, border-color 120ms; }
.nav-links a:hover { color: var(--ink); border-color: var(--ink); }
.nav-right { display: flex; align-items: center; gap: 12px; }
.lang { display: flex; border: 1px solid var(--rule-2); background: var(--surface); }
.lang button { border: 0; background: transparent; font: 400 11px/1 var(--mono); letter-spacing: 0.08em; padding: 9px 10px; color: var(--ink-2); }
.lang button.on { background: var(--ink); color: #fff; }
.burger { display: none; width: 40px; height: 38px; border: 1px solid var(--ink); background: var(--surface); flex-direction: column; align-items: center; justify-content: center; gap: 4px; }
.burger span { width: 16px; height: 2px; background: var(--ink); display: block; }
.mobile-menu { display: none; flex-direction: column; border-top: 1px solid var(--rule); background: var(--surface); }
.mobile-menu a { padding: 16px 32px; text-decoration: none; font: 700 12.5px/1 var(--sans); letter-spacing: 0.09em; text-transform: uppercase; border-bottom: 1px solid var(--rule); }
.nav.open .mobile-menu { display: flex; }

/* ---------- úvod ---------- */
.hero { border-bottom: 1px solid var(--ink); padding-bottom: 72px; }
.hero-in { display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr); gap: 64px; align-items: center; padding-top: 56px; padding-bottom: 64px; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 38px; }
.hero-meta { list-style: none; padding: 0; margin: 38px 0 0; display: flex; flex-wrap: wrap; gap: 8px 26px; font: 400 11.5px/1.4 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-2); }
.hero-meta li { display: flex; align-items: center; gap: 9px; }
.hero-meta li::before { content: ''; width: 6px; height: 6px; background: var(--accent); }

/* okno s 3D ukázkou */
.window { background: var(--surface); border: 1px solid var(--ink); box-shadow: 8px 8px 0 var(--ink); display: flex; flex-direction: column; min-width: 0; }
.win-bar { display: flex; align-items: center; gap: 10px; padding: 10px 14px; border-bottom: 1px solid var(--ink); }
.win-title { font-weight: 800; font-size: 15px; letter-spacing: -0.03em; }
.win-ver { font: 400 10px/1 var(--mono); letter-spacing: 0.08em; padding: 3px 5px; border: 1px solid var(--rule-2); color: var(--ink-2); }
.win-spec { margin-left: auto; font: 400 10.5px/1 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-2); }
.v-stage { position: relative; height: 310px; background: var(--paper); margin: 0;
  background-image:
    linear-gradient(var(--ink), var(--ink)), linear-gradient(var(--ink), var(--ink)), linear-gradient(var(--ink), var(--ink)), linear-gradient(var(--ink), var(--ink)),
    linear-gradient(var(--ink), var(--ink)), linear-gradient(var(--ink), var(--ink)), linear-gradient(var(--ink), var(--ink)), linear-gradient(var(--ink), var(--ink));
  background-repeat: no-repeat;
  background-size: 12px 1px, 1px 12px, 12px 1px, 1px 12px, 12px 1px, 1px 12px, 12px 1px, 1px 12px;
  background-position: 12px 12px, 12px 12px, right 12px top 12px, right 12px top 12px, 12px calc(100% - 12px), 12px calc(100% - 12px), right 12px bottom 12px, right 12px bottom 12px; }
#v_canvas, .v-fallback { position: absolute; inset: 0; width: 100%; height: 100%; }
#v_canvas { cursor: grab; touch-action: pan-y; }
#v_canvas:active { cursor: grabbing; }
.v-hint { position: absolute; left: 0; right: 0; top: 16px; text-align: center; font: 400 10px/1 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-3); pointer-events: none; }
.v-tools { position: absolute; right: 22px; bottom: 22px; display: flex; border: 1px solid var(--ink); background: var(--surface); }
.v-tools button { border: 0; background: transparent; font: 400 10.5px/1 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; padding: 9px 12px; color: var(--ink-2); }
.v-tools button.on { background: var(--ink); color: #fff; }
.v-card { padding: 16px 18px 12px; border-top: 1px solid var(--ink); height: 262px; overflow: hidden; }
.v-kicker { display: flex; align-items: center; gap: 10px; font: 400 10.5px/1 var(--mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-2); margin-bottom: 10px; min-width: 0; }
.v-scale { margin-left: auto; color: var(--ink-3); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; }
.v-plain { font-size: 13.5px; line-height: 1.45; color: var(--ink-2); margin-top: 6px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.v-bom { margin-top: 10px; border-top: 1px solid var(--ink); }
.v-bom div { display: grid; grid-template-columns: 32px 1fr auto; gap: 10px; padding: 6px 0; border-bottom: 1px solid var(--rule); font-size: 13.5px; align-items: baseline; }
.v-bom div:last-child { border-bottom: 0; }
.v-bom i { font-style: normal; color: var(--ink-2); font-variant-numeric: tabular-nums; }
.v-bom em { font: 400 10px/1 var(--mono); letter-spacing: 0.06em; color: var(--ink-3); font-style: normal; white-space: nowrap; }
.v-title { display: block; font-size: 20px; font-weight: 800; letter-spacing: -0.03em; line-height: 1.15; }
.v-tabs { border-top: 1px solid var(--ink); }
.v-group { display: grid; grid-template-columns: 96px repeat(4, 1fr); }
.v-group + .v-group { border-top: 1px solid var(--rule); }
.v-group > span { display: flex; align-items: center; padding: 0 0 0 14px; font: 400 9.5px/1.3 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-3); border-right: 1px solid var(--rule); }
.v-group button { border: 0; border-right: 1px solid var(--rule); background: var(--surface); padding: 13px 6px; font: 700 10.5px/1.2 var(--sans); letter-spacing: 0.07em; text-transform: uppercase; color: var(--ink-2); transition: background 120ms, color 120ms; }
.v-group button:last-child { border-right: 0; }
.v-group button:hover { background: var(--ink); color: #fff; }
.v-group button.on { background: var(--accent); color: #fff; }

/* dvě publika */
.aud { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border: 1px solid var(--ink); background: var(--surface); }
.aud-card { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) 200px; grid-template-rows: auto auto 1fr auto; column-gap: 20px; padding: 30px 32px 28px; text-decoration: none; color: var(--ink); transition: background 140ms; }
.aud-card + .aud-card { border-left: 1px solid var(--ink); }
.aud-card:hover { background: var(--accent-tint); }
.aud-idx { position: absolute; right: 0; top: 0; background: var(--ink); color: #fff; font: 400 11px/1 var(--mono); letter-spacing: 0.1em; padding: 8px 10px; }
.aud-card:hover .aud-idx { background: var(--accent); }
.aud-k { grid-column: 1 / -1; font: 400 12px/1 var(--mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); margin-bottom: 14px; }
.aud-card h2 { grid-column: 1 / -1; font-size: clamp(24px, 2.3vw, 32px); letter-spacing: -0.035em; line-height: 1.08; margin-bottom: 18px; max-width: 15em; padding-right: 40px; }
.aud-card ul { list-style: none; margin: 0; padding: 0; grid-column: 1; }
.aud-card li { padding: 9px 0 9px 20px; border-top: 1px solid var(--rule); font-size: 15.5px; position: relative; }
.aud-card li::before { content: ''; position: absolute; left: 0; top: 17px; width: 7px; height: 7px; background: var(--accent); }
.aud-card img { grid-column: 2; grid-row: 3 / 5; align-self: center; width: 200px; height: 170px; object-fit: contain; }
.aud-go { grid-column: 1; margin-top: 18px; display: inline-flex; align-items: center; gap: 10px; font: 700 12px/1 var(--sans); letter-spacing: 0.09em; text-transform: uppercase; }
.aud-card:hover .aud-go { color: var(--accent-d); }

/* fakta */
.facts { background: var(--surface); border-bottom: 1px solid var(--ink); }
.facts-in { display: grid; grid-template-columns: repeat(4, 1fr); }
.facts-in > div { padding: 26px 24px 26px 0; display: flex; flex-direction: column; gap: 6px; }
.facts-in > div + div { padding-left: 24px; border-left: 1px solid var(--rule); }
.facts b { font-size: 34px; font-weight: 800; letter-spacing: -0.04em; line-height: 1; }
.facts span { font: 400 11px/1.45 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-2); }


/* ---------- kompatibilita: SketchUp · macOS · Windows ---------- */
svg.lg { width: 18px; height: 18px; flex: none; display: block; }
.compat { display: flex; flex-wrap: wrap; align-items: stretch; gap: 0; margin-bottom: 30px; }
.compat-k { display: flex; align-items: center; font: 400 11px/1 var(--mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-2); padding-right: 14px; }
.chip { display: inline-flex; align-items: center; gap: 9px; padding: 9px 14px; background: var(--surface); border: 1px solid var(--ink); margin-right: -1px; }
.chip b { font-size: 15px; font-weight: 800; letter-spacing: -0.02em; }
.chip i { font: 400 11px/1 var(--mono); font-style: normal; letter-spacing: 0.06em; color: var(--ink-2); }
.chip-su svg.lg { width: 20px; height: 20px; color: #005f9e; }
.compat-inv { margin-bottom: 26px; }
.compat-inv .chip { background: transparent; border-color: rgba(255,255,255,0.4); color: #fff; }
.compat-inv .chip i { color: #b9b3b0; }
.compat-inv .chip-su svg.lg, .compat-inv svg.lg { color: #fff; }

/* ---------- tři normy ---------- */
.stds { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--ink); background: var(--surface); }
.std { padding: 0 0 26px; }
.std + .std { border-left: 1px solid var(--ink); }
.std-top { display: flex; align-items: baseline; gap: 12px; padding: 18px 24px; border-bottom: 1px solid var(--ink); background: var(--surface); }
.std-top b { font-size: 26px; font-weight: 800; letter-spacing: -0.03em; }
.std-top i { font: 400 12px/1 var(--mono); font-style: normal; letter-spacing: 0.08em; color: var(--ink-2); }
.std-si .std-top { background: var(--accent); color: #fff; border-color: var(--accent); }
.std-si .std-top i { color: rgba(255,255,255,0.85); }
.std h3 { font-size: 20px; letter-spacing: -0.025em; margin: 22px 24px 12px; }
.std ul { list-style: none; margin: 0 24px; padding: 0; border-top: 1px solid var(--rule); }
.std li { padding: 10px 0 10px 18px; border-bottom: 1px solid var(--rule); font-size: 15px; color: var(--ink-2); position: relative; }
.std li::before { content: ''; position: absolute; left: 0; top: 18px; width: 6px; height: 6px; background: var(--ink); }
.std-si li::before { background: var(--accent); }

/* ---------- hlavy ---------- */
.heads { border: 1px solid var(--ink); background: var(--surface); margin-bottom: 64px; }
.heads-k { display: flex; align-items: center; gap: 10px; font: 400 11px/1 var(--mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-2); padding: 14px 18px; border-bottom: 1px solid var(--ink); }
.heads-row { display: grid; grid-template-columns: repeat(8, 1fr); }
.heads-row figure { margin: 0; padding: 14px 8px 12px; text-align: center; border-right: 1px solid var(--rule); }
.heads-row figure:last-child { border-right: 0; }
.heads-row img { width: 100%; height: 96px; object-fit: contain; }
.heads-row figcaption { font: 700 11px/1.2 var(--sans); letter-spacing: 0.08em; text-transform: uppercase; margin-top: 8px; }
.heads-note { border-top: 1px solid var(--rule); padding: 11px 18px; font: 400 10.5px/1.5 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-3); }

/* ---------- detaily (záslepka nad šroubem) ---------- */
.split-rev { grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr); margin-top: 0; align-items: center; }
.split-copy h2 { margin-bottom: 8px; }

/* ---------- loga v ceníku a specifikacích ---------- */
.plan-name { display: inline-flex; align-items: center; gap: 12px; }
.plan-name img { width: 30px; height: 30px; }
.plan-os { display: flex; flex-wrap: wrap; gap: 0; margin: 10px 0 4px; }
.plan-os span, .dd-os span { display: inline-flex; align-items: center; gap: 8px; padding: 7px 11px; border: 1px solid var(--rule-2); margin-right: -1px; font-size: 13.5px; font-weight: 700; }
.plan-os span:first-child svg.lg { color: #005f9e; }
.dd-os { display: flex; flex-wrap: wrap; }
.dd-os span { border-color: #4a4543; color: #fff; }

/* ---------- sekce ---------- */
.sec { padding: 112px 0; border-bottom: 1px solid var(--ink); }
.sec-paper { background: var(--paper); }
.sec-ink { background: var(--ink); color: #fff; }
.sec-ink .sec-num { color: #b9b3b0; }
.sec-ink .sec-num span:first-child { color: #ff8a73; }

/* snímky obrazovky */
.shot { margin: 0; position: relative; border: 1px solid var(--ink); background: var(--surface); }
.shot img { width: 100%; }
.shot figcaption { border-top: 1px solid var(--ink); padding: 10px 14px; font: 400 10.5px/1.4 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-2); background: var(--surface); }

/* SI3DP */
.si-compare { display: grid; grid-template-columns: 1.15fr 1fr; gap: 0; border: 1px solid var(--ink); background: var(--surface); }
.si-fig { margin: 0; display: flex; flex-direction: column; }
.si-fig + .si-fig { border-left: 1px solid var(--ink); }
.si-fig img, .si-fig svg { width: 100%; height: 380px; flex: 1; padding: 22px 28px 8px; object-fit: contain; }
.si-fig figcaption { border-top: 1px solid var(--rule); padding: 14px 20px; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; font-size: 14px; color: var(--ink-2); }
.si-profile figcaption { grid-template-columns: 1fr; }
.si-fig figcaption b { display: block; color: var(--ink); font-size: 16px; font-weight: 800; letter-spacing: -0.02em; }
.si-fig figcaption i { font: 400 10.5px/1.5 var(--mono); letter-spacing: 0.06em; text-transform: uppercase; font-style: normal; }
.si-rules { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--ink); border-top: 0; background: var(--surface); }
.rule { padding: 26px 24px 30px; }
.rule + .rule { border-left: 1px solid var(--rule); }
.rule-n { display: inline-flex; width: 30px; height: 30px; align-items: center; justify-content: center; background: var(--ink); color: #fff; font: 400 12px/1 var(--mono); }
.rule h3 { font-size: 20px; margin: 18px 0 10px; letter-spacing: -0.025em; }
.rule p { font-size: 15px; color: var(--ink-2); }
.si-range { margin: 56px 0 0; border: 1px solid var(--ink); background: var(--surface); }
.si-range img { width: 100%; max-height: 380px; object-fit: contain; padding: 16px 24px 0; }
.si-range figcaption { border-top: 1px solid var(--ink); display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 28px; padding: 14px 20px; font-size: 15px; color: var(--ink-2); }
.range-sizes { display: flex; }
.range-sizes b { font: 400 12px/1 var(--mono); letter-spacing: 0.06em; color: var(--ink); padding: 7px 10px; border: 1px solid var(--ink); margin-right: -1px; }
.si-table-wrap { margin-top: 24px; overflow-x: auto; border: 1px solid var(--ink); background: var(--surface); }
.si-table { width: 100%; border-collapse: collapse; min-width: 760px; font-size: 15px; }
.si-table th { text-align: left; font: 400 10.5px/1.3 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-2); padding: 13px 16px; border-bottom: 1px solid var(--ink); white-space: nowrap; }
.si-table td { padding: 11px 16px; border-bottom: 1px solid var(--rule); font-variant-numeric: tabular-nums; }
.si-table td:first-child { font-weight: 800; }
.si-table tbody tr:hover td { background: var(--accent-tint); }
.si-note { padding: 12px 16px; font: 400 10.5px/1.5 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-3); }
.split { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 64px; align-items: center; margin-top: 72px; }
.ticks { list-style: none; padding: 0; margin: 26px 0 0; border-top: 1px solid var(--ink); }
.ticks li { display: flex; gap: 14px; padding: 15px 0; border-bottom: 1px solid var(--rule); font-size: 15.5px; color: var(--ink-2); }
.ticks li b { color: var(--ink); }
.ticks svg.i { stroke: var(--accent); stroke-width: 2.6; margin-top: 3px; }

/* druhy spojováku */
.kinds { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin-bottom: 64px; }
.kind { background: var(--surface); border: 1px solid var(--rule-2); padding: 14px 12px 16px; text-align: center; display: flex; flex-direction: column; align-items: center; transition: border-color 120ms; }
.kind:hover { border-color: var(--ink); }
.kind img { width: 100%; height: 110px; object-fit: contain; }
.kind b { font: 700 12px/1.2 var(--sans); letter-spacing: 0.09em; text-transform: uppercase; margin-top: 10px; }
.kind span { font: 400 10px/1.4 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-3); margin-top: 5px; }

/* produkt s čísly */
.product-grid { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 64px; align-items: start; }
.callout { position: absolute; left: var(--x); top: var(--y); transform: translate(-50%, -50%); }
.callout b { display: flex; width: 30px; height: 30px; align-items: center; justify-content: center; background: var(--accent); color: #fff; font: 800 14px/1 var(--sans); outline: 3px solid #fff; }
.callout-list { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--ink); position: sticky; top: 100px; }
.callout-list li { display: flex; gap: 18px; align-items: flex-start; padding: 22px 0; border-bottom: 1px solid var(--rule); }
.callout-list li > b { flex: none; width: 30px; height: 30px; display: flex; align-items: center; justify-content: center; background: var(--ink); color: #fff; font: 800 14px/1 var(--sans); }
.callout-list h3 { font-size: 20px; margin-bottom: 8px; letter-spacing: -0.025em; }
.callout-list p { color: var(--ink-2); font-size: 15.5px; }

/* postup — lišta kroků jako v doplňku */
.stepbar { display: grid; grid-template-columns: 1fr 1fr 1fr 1fr 1.15fr; border: 1px solid var(--ink); background: var(--surface); }
.sb-soft i { background: transparent; border: 1px solid var(--rule-2); color: var(--ink-3); }
.sb-soft b { color: var(--ink-3); }
.sb { display: flex; align-items: center; gap: 16px; padding: 18px 22px; border-right: 1px solid var(--rule); }
.sb i { width: 38px; height: 38px; background: var(--ink); color: #fff; display: flex; align-items: center; justify-content: center; font: 400 15px/1 var(--mono); font-style: normal; flex: none; }
.sb span { display: block; font: 400 10.5px/1 var(--mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 7px; }
.sb b { display: block; font-size: 18px; font-weight: 800; letter-spacing: -0.025em; line-height: 1.1; }
.sb-go { background: var(--accent); color: #fff; border-right: 0; }
.sb-go i { background: transparent; border: 1px solid rgba(255,255,255,0.7); }
.sb-go b { text-transform: uppercase; font-size: 16px; letter-spacing: 0.06em; margin-bottom: 7px; }
.sb-go span { color: rgba(255,255,255,0.85); margin: 0; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--ink); border-top: 0; background: var(--surface); }
.step { padding: 26px 22px 30px; border-right: 1px solid var(--rule); }
.step:nth-child(3) { border-right: 0; }
.step h3 { font-size: 22px; margin-bottom: 10px; letter-spacing: -0.03em; }
.step p { color: var(--ink-2); font-size: 15.5px; max-width: 34em; }
.shots2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 48px; }

/* funkce */
.feats { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--ink); border-left: 1px solid var(--rule); background: var(--surface); }
.feat { padding: 28px 26px 32px; border-right: 1px solid var(--rule); border-bottom: 1px solid var(--rule); transition: background 140ms; }
.feat:hover { background: var(--accent-tint); }
.fic { width: 28px; height: 28px; fill: none; stroke: var(--ink); stroke-width: 1.7; stroke-linecap: square; stroke-linejoin: miter; }
.feat h3 { font-size: 19px; margin: 20px 0 10px; letter-spacing: -0.025em; }
.feat p { font-size: 15px; color: var(--ink-2); }

/* použití */
.cases { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--ink); background: var(--surface); }
.case { padding: 0 0 28px; }
.case + .case { border-left: 1px solid var(--ink); }
.case-draw { aspect-ratio: 4 / 3; background: var(--paper); border-bottom: 1px solid var(--ink); overflow: hidden; margin-bottom: 24px; }
.case-draw svg { width: 100%; height: 100%; display: block; }
.case h3 { font-size: 24px; margin: 0 24px 10px; letter-spacing: -0.03em; }
.case p { color: var(--ink-2); font-size: 15.5px; margin: 0 24px; }

/* srovnání */
.cmp { border: 1px solid var(--ink); background: var(--surface); }
.cmp-row { display: grid; grid-template-columns: 1.05fr 1.3fr 1.3fr; border-top: 1px solid var(--rule); }
.cmp-row:first-child { border-top: 0; }
.cmp-row > span { padding: 19px 22px; font-size: 15.5px; }
.cmp-row > span:first-child { font-weight: 800; letter-spacing: -0.01em; }
.cmp-row > span:nth-child(2) { color: var(--ink-3); border-left: 1px solid var(--rule); }
.cmp-row > span:nth-child(3) { border-left: 2px solid var(--accent); font-weight: 600; }
.cmp-head { border-bottom: 1px solid var(--ink); }
.cmp-head + .cmp-row { border-top: 0; }
.cmp-head > span { font: 400 10.5px/1 var(--mono) !important; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-2) !important; padding: 15px 22px; }
.cmp-head .cmp-us { color: var(--accent-d) !important; }

/* specifikace */
.specs { display: grid; grid-template-columns: 1fr 1fr; gap: 0 72px; }
.spec-col { margin: 0; display: grid; grid-template-columns: 170px 1fr; align-content: start; }
.spec-col dt, .spec-col dd { margin: 0; padding: 16px 0; border-top: 1px solid #3a3634; }
.spec-col dt { font: 400 11px/1.5 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: #ff8a73; padding-right: 16px; }
.spec-col dd { color: #ebe7e5; font-size: 15.5px; }

/* cena */
.plans { display: grid; grid-template-columns: minmax(0, 520px) minmax(0, 1fr); gap: 56px; align-items: start; }
.plan { padding: 32px; background: var(--surface); border: 1px solid var(--rule-2); }
.plan-main { border-color: var(--ink); box-shadow: 8px 8px 0 var(--ink); position: relative; }
.plan-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 8px 12px; }
.plan-name { font-weight: 800; font-size: 23px; letter-spacing: -0.03em; }
.plan-tag { font: 400 10.5px/1 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: #fff; background: var(--ink); padding: 6px 8px; white-space: nowrap; }
.plan-price { display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap; padding: 24px 0 8px; }
.plan-price > span { font-size: 72px; font-weight: 800; letter-spacing: -0.055em; line-height: 1; }
.plan-price small { font: 400 11px/1 var(--mono); letter-spacing: 0.08em; color: var(--ink-2); text-transform: uppercase; }
.plan-list { list-style: none; padding: 0; margin: 18px 0 28px; border-top: 1px solid var(--ink); }
.plan-list li { display: flex; gap: 12px; align-items: center; padding: 12px 0; border-bottom: 1px solid var(--rule); font-size: 15.5px; }
.plan-list svg.i { stroke: var(--accent); stroke-width: 2.6; }
.plan-note { font: 400 10.5px/1.5 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-2); text-align: center; margin-top: 14px; }
.plan-desc { color: var(--ink-2); font-size: 15.5px; margin: 14px 0 22px; }
.guarantees { list-style: none; padding: 0; margin: 28px 0 0; border-top: 1px solid var(--ink); }
.guarantees li { display: flex; gap: 16px; align-items: flex-start; padding: 18px 0; border-bottom: 1px solid var(--rule); }
.guarantees svg.i { width: 24px; height: 24px; margin-top: 2px; }
.guarantees b { display: block; font-size: 16.5px; font-weight: 800; letter-spacing: -0.02em; margin-bottom: 3px; }
.guarantees span { font-size: 14.5px; color: var(--ink-2); }

/* verze */
.releases { list-style: none; padding: 0; margin: 0; max-width: 900px; border-top: 1px solid var(--ink); }
.releases li { display: grid; grid-template-columns: 110px 1fr; gap: 24px; padding: 26px 0; border-bottom: 1px solid var(--rule); }
.rel-ver { font: 400 13px/1 var(--mono); letter-spacing: 0.08em; color: #fff; background: var(--ink); padding: 7px 9px; justify-self: start; align-self: start; }
.releases li:first-child .rel-ver { background: var(--accent); }
.releases h3 { font-size: 20px; margin-bottom: 8px; letter-spacing: -0.025em; }
.releases p { color: var(--ink-2); font-size: 15.5px; }

/* FAQ */
.faq-in { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.4fr); gap: 72px; }
.contact-line { margin-top: 22px; font-size: 15px; }
.contact-line a { color: var(--accent-d); font-weight: 700; }
.faq { border-top: 1px solid var(--ink); }
.faq details { border-bottom: 1px solid var(--rule); }
.faq details[open] { border-bottom-color: var(--ink); }
.faq summary { list-style: none; cursor: pointer; padding: 21px 48px 21px 0; font-weight: 700; font-size: 18px; letter-spacing: -0.015em; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before, .faq summary::after { content: ''; position: absolute; right: 8px; top: 50%; width: 14px; height: 2px; background: var(--ink); transition: transform 160ms, background 160ms; }
.faq summary::after { transform: rotate(90deg); }
.faq details[open] summary::after { transform: rotate(0deg); }
.faq details[open] summary::before, .faq details[open] summary::after { background: var(--accent); }
.faq details p { padding: 0 48px 24px 0; color: var(--ink-2); font-size: 16px; }

/* závěr */
.final { background: var(--ink); color: #fff; padding: 104px 0; }
.final-in { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 40px; }
.final h2 { max-width: 12em; }
.final .cta { margin-top: 0; }

/* patička */
.foot { background: var(--surface); padding: 64px 0 36px; }
.foot-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; }
.foot-brand p { margin-top: 16px; color: var(--ink-2); font-size: 15px; max-width: 24em; }
.foot-col { display: flex; flex-direction: column; gap: 11px; }
.foot-col h4 { font: 400 11px/1 var(--mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 8px; }
.foot-col a { text-decoration: none; font-size: 15px; color: var(--ink); }
.foot-col a:hover { color: var(--accent-d); }
.foot-bottom { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-top: 48px; padding-top: 22px; border-top: 1px solid var(--ink); font-size: 12.5px; color: var(--ink-2); }
.foot-bottom a { color: inherit; }

/* právní stránky */
.legal { max-width: 800px; padding-top: 72px; padding-bottom: 96px; }
.legal h1 { font-size: clamp(34px, 4.5vw, 56px); margin-bottom: 12px; }
.legal .updated { font: 400 11.5px/1 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-2); margin-bottom: 40px; }
.legal h2 { font-size: 22px; margin: 40px 0 12px; padding-top: 24px; border-top: 1px solid var(--ink); max-width: none; letter-spacing: -0.025em; }
.legal p, .legal li { color: var(--ink-2); font-size: 16px; }
.legal ul { padding-left: 22px; margin: 8px 0; }
.legal li { margin: 4px 0; }
.legal .note { background: var(--surface); border: 1px solid var(--ink); border-left: 4px solid var(--accent); padding: 14px 18px; font-size: 15px; margin: 24px 0; color: var(--ink); }

/* odhalení při rolování */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity 520ms cubic-bezier(0.2, 0.7, 0.2, 1), transform 520ms cubic-bezier(0.2, 0.7, 0.2, 1); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- menší šířky ---------- */
@media (max-width: 1180px) {
  .heads-row { grid-template-columns: repeat(4, 1fr); }
  .heads-row figure:nth-child(4) { border-right: 0; }
  .heads-row figure:nth-child(n+5) { border-top: 1px solid var(--rule); }
  .stepbar { grid-template-columns: 1fr 1fr 1fr; }
  .sb:nth-child(3) { border-right: 0; }
  .sb:nth-child(n+4) { border-top: 1px solid var(--rule); }
  .sb-go { grid-column: span 2; }
  .nav-links { display: none; }
  .burger { display: flex; }
  .feats { grid-template-columns: repeat(2, 1fr); }
  .si-rules { grid-template-columns: repeat(2, 1fr); }
  .rule:nth-child(3) { border-left: 0; }
  .rule:nth-child(n+3) { border-top: 1px solid var(--rule); }
  .aud-card { grid-template-columns: minmax(0, 1fr) 140px; }
  .aud-card img { width: 140px; height: 120px; }
}
@media (max-width: 940px) {
  .wrap { padding-left: 24px; padding-right: 24px; }
  .hero-in, .product-grid, .faq-in, .split, .plans { grid-template-columns: 1fr; gap: 48px; }
  .hero-in { padding-top: 48px; padding-bottom: 56px; }
  .aud, .si-compare, .cases, .shots2, .stds { grid-template-columns: 1fr; }
  .std + .std { border-left: 0; border-top: 1px solid var(--ink); }
  .split-rev { grid-template-columns: 1fr; }
  .aud-card + .aud-card, .si-fig + .si-fig, .case + .case { border-left: 0; border-top: 1px solid var(--ink); }
  .callout-list { position: static; }
  .facts-in { grid-template-columns: 1fr 1fr; }
  .facts-in > div:nth-child(3) { padding-left: 0; border-left: 0; }
  .facts-in > div:nth-child(n+3) { border-top: 1px solid var(--rule); }
  .kinds { grid-template-columns: repeat(3, 1fr); }
  .stepbar, .steps { grid-template-columns: 1fr; }
  .sb-go { grid-column: auto; }
  .sb:nth-child(n+4) { border-top: 0; }
  .sb { border-right: 0; border-bottom: 1px solid var(--rule); }
  .sb-go { border-bottom: 0; }
  .step, .step:nth-child(3) { grid-column: auto; border-right: 0; border-bottom: 1px solid var(--rule); }
  .step:last-child { border-bottom: 0; }
  .specs { grid-template-columns: 1fr; }
  .cmp-row { grid-template-columns: 1fr; }
  .cmp-row > span { padding: 12px 18px; }
  .cmp-row > span:first-child { padding-top: 18px; background: var(--bg); }
  .cmp-row > span:nth-child(2) { border-left: 0; }
  .cmp-head { display: none; }
  .final-in { grid-template-columns: 1fr; align-items: start; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .sec { padding: 80px 0; }
  .si-range figcaption { grid-template-columns: 1fr; gap: 12px; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .wrap { padding-left: 16px; padding-right: 16px; }
  .feats, .si-rules { grid-template-columns: 1fr; }
  .rule + .rule { border-left: 0; border-top: 1px solid var(--rule); }
  .cta .btn { width: 100%; }
  .window { box-shadow: 5px 5px 0 var(--ink); }
  .v-stage { height: 280px; }
  h1 span { white-space: normal; }
  .si-fig img, .si-fig svg { height: 300px; }
  .v-title { flex-direction: column; gap: 6px; }
  .v-card { height: auto; min-height: 250px; }
  .v-group { grid-template-columns: repeat(2, 1fr); }
  .v-group button:nth-child(3) { border-right: 0; }
  .v-group button:nth-child(n+4) { border-top: 1px solid var(--rule); }
  .heads-row { grid-template-columns: repeat(2, 1fr); }
  .heads-row figure:nth-child(2n) { border-right: 0; }
  .heads-row figure:nth-child(n+3) { border-top: 1px solid var(--rule); }
  .compat-k { width: 100%; padding: 0 0 10px; }
  .chip { padding: 9px 11px; flex: 1 1 40%; justify-content: center; margin-top: -1px; }
  .chip-su { flex-basis: 100%; margin-right: 0; }
  .chip b { font-size: 14px; }
  .v-group > span { grid-column: 1 / -1; padding: 8px 12px 6px; border-right: 0; border-bottom: 1px solid var(--rule); }
  .v-group button { padding: 13px 4px; font-size: 10px; }
  .win-spec { display: none; }
  .nav-right .buy { display: none; }
  .announce span:not(.tag) { white-space: normal; font-size: 12.5px; padding: 8px 0; }
  .announce a { display: none; }
  .aud-card { grid-template-columns: 1fr; padding: 26px 20px 24px; }
  .aud-card img { grid-column: 1; grid-row: auto; width: 100%; height: 150px; margin-top: 12px; }
  .aud-go { margin-top: 12px; }
  .kinds { grid-template-columns: repeat(2, 1fr); }
  .plan { padding: 24px; }
  .plan-main { box-shadow: 5px 5px 0 var(--ink); }
  .plan-price > span { font-size: 56px; }
  .spec-col { grid-template-columns: 1fr; }
  .spec-col dt { padding-bottom: 4px; }
  .spec-col dd { border-top: 0; padding-top: 0; }
  .releases li { grid-template-columns: 1fr; gap: 12px; }
  .foot-grid { grid-template-columns: 1fr; gap: 28px; }
  .foot-bottom { flex-direction: column; align-items: flex-start; }
  .si-fig figcaption { grid-template-columns: 1fr; }
  .mobile-menu a { padding: 16px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
}
/* odrážky uvnitř záznamu v poznámkách k verzím (nesmí převzít mřížku řádku .releases li) */
.releases ul { margin: 0; padding-left: 20px; color: var(--ink-2); font-size: 15.5px; }
.releases ul li { display: list-item; padding: 3px 0; border: 0; }