/* Vectron Labs: site styles. Neutral greys match the native app (10 Oct 2026); accent green unchanged. */
:root {
  color-scheme: dark;
  --head-bg: rgba(22, 22, 23, 0.82);
  --btn-ink: #04130D;
  --bg: #161617;
  --panel: #1C1C1E;
  --card: #232325;
  --border: #323235;
  --text: #E7E7EA;
  --muted: #A1A1A8;
  --dim: #8E8E96;
  --accent: #10B981;
  --accent-light: #6EE7B7;
  --accent-dark: #047857;
  --doc-text: #D4D4D8;
  --radius: 14px;
  --max: 1160px;
}

/* light: follows the Mac/iPhone setting; the switch in the header overrides it */
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    color-scheme: light; --head-bg: rgba(250, 250, 250, 0.86); --btn-ink: #ffffff;
    --bg: #FAFAFA; --panel: #F2F2F3; --card: #FFFFFF; --border: #E2E2E5; --text: #18181B; --muted: #52525B; --dim: #5F5F68; --doc-text: #3F3F46;
    --accent: #047857; --accent-light: #047857; --accent-dark: #064E3B;
  }
}
:root[data-theme="light"] {
  color-scheme: light; --head-bg: rgba(250, 250, 250, 0.86); --btn-ink: #ffffff;
  --bg: #FAFAFA; --panel: #F2F2F3; --card: #FFFFFF; --border: #E2E2E5; --text: #18181B; --muted: #52525B; --dim: #5F5F68; --doc-text: #3F3F46;
  --accent: #047857; --accent-light: #047857; --accent-dark: #064E3B;
}
* { box-sizing: border-box; }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Inter, Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent-light); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; display: block; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

/* ---------- header ---------- */
header.site {
  position: sticky; top: 0; z-index: 20;
  background: var(--head-bg);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--border);
}
header.site .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; }
.brand img.icon { width: 32px; height: 32px; }
.brand img.word { height: 20px; width: auto; }
nav.main { display: flex; align-items: center; gap: 28px; font-size: 15px; }
nav.main a { color: var(--muted); }
nav.main a:hover { color: var(--text); text-decoration: none; }
nav.main a.btn, nav.main a.btn:hover { color: var(--btn-ink); }
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 12px 22px; border-radius: 12px; font-weight: 600; font-size: 15px;
  background: var(--accent); color: var(--btn-ink); border: 1px solid transparent;
  transition: background .15s ease;
}
.btn:hover { background: var(--accent-dark); color: #fff; text-decoration: none; }
.btn.ghost { background: transparent; color: var(--text); border-color: var(--border); }
.btn.ghost:hover { background: var(--card); }
.btn.small { padding: 8px 14px; font-size: 14px; border-radius: 10px; }
.btn svg { width: 18px; height: 18px; }

/* ---------- hero ---------- */
.hero { position: relative; padding: 84px 0 40px; overflow: hidden; }

.hero .eyebrow { display: inline-flex; align-items: center; gap: 8px; color: var(--accent-light);
  font-size: 13px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; }
.hero h1 { font-size: clamp(40px, 6vw, 68px); line-height: 1.04; letter-spacing: -0.03em; margin: 18px 0 18px; max-width: 14ch; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero p.lead { font-size: clamp(17px, 2vw, 20px); color: var(--muted); max-width: 46ch; margin: 0 0 30px; }
.hero .cta { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.hero .note { color: var(--dim); font-size: 14px; margin-top: 14px; }
.hero .shot { margin-top: 56px; filter: drop-shadow(0 30px 60px rgba(0,0,0,0.45)); }
.hero video.demo { display: block; width: 100%; height: auto; border-radius: 11px; background: var(--bg); filter: none; }

.protocols { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin: 28px 0 0; }
.protocols span { padding: 6px 14px; border: 1px solid var(--border); border-radius: 999px; color: var(--muted);
  font: 600 13px/1.4 ui-monospace, "SF Mono", Menlo, monospace; background: var(--panel); }

/* ---------- sections ---------- */
section { padding: 96px 0; }
section.alt { background: var(--panel); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.section-head h2 { font-size: clamp(30px, 4vw, 44px); line-height: 1.12; letter-spacing: -0.02em; margin: 0 0 14px; }
.section-head p { color: var(--muted); font-size: 18px; margin: 0; }

.feature { display: grid; grid-template-columns: 1fr 1.35fr; gap: 56px; align-items: center; margin-bottom: 110px; }
.feature:last-child { margin-bottom: 0; }
.feature.flip { grid-template-columns: 1.35fr 1fr; }
.feature.flip .text { order: 2; }
.feature .mark { width: 52px; height: 52px; margin-bottom: 18px; }
.feature h3 { font-size: clamp(24px, 3vw, 32px); line-height: 1.18; letter-spacing: -0.015em; margin: 0 0 14px; }
.feature p { color: var(--muted); font-size: 17px; margin: 0 0 16px; }
.feature ul { list-style: none; padding: 0; margin: 0; color: var(--text); }
.feature li { position: relative; padding-left: 26px; margin: 8px 0; font-size: 15.5px; }
.feature li::before { content: ""; position: absolute; left: 0; top: 9px; width: 12px; height: 7px;
  border-left: 2px solid var(--accent); border-bottom: 2px solid var(--accent); transform: rotate(-45deg); }
.feature .img { filter: drop-shadow(0 24px 48px rgba(0,0,0,0.4)); }
.feature .img-panel { width: 100%; max-width: 362px; height: auto; justify-self: center; }

.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px; }
.card h4 { margin: 0 0 8px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); font-size: 15px; }
.card .k { font: 600 12px/1 ui-monospace, "SF Mono", Menlo, monospace; color: var(--accent-light);
  letter-spacing: .1em; text-transform: uppercase; margin-bottom: 14px; display: block; }

/* ---------- pricing ---------- */
.price-card { max-width: 520px; margin: 0 auto; text-align: center; background: var(--card);
  border: 1px solid var(--border); border-radius: 20px; padding: 44px 36px; position: relative; overflow: hidden; }

.price-card .trial { color: var(--muted); font-size: 16px; margin-top: 12px; }
.price-card .amount { font-size: 60px; font-weight: 700; letter-spacing: -0.03em; margin: 12px 0 0; }
.price-card .amount small { font-size: 20px; color: var(--muted); font-weight: 500; }
.price-card .launch { display: inline-block; margin: 14px 0 26px; padding: 6px 14px; border-radius: 999px;
  background: rgba(16,185,129,0.12); color: var(--accent-light); font-size: 14px; border: 1px solid rgba(16,185,129,0.35); }
.price-card ul { text-align: left; list-style: none; padding: 0; margin: 0 0 30px; }
.price-card li { padding: 9px 0 9px 28px; border-top: 1px solid var(--border); position: relative; font-size: 15.5px; }
.price-card li::before { content: ""; position: absolute; left: 4px; top: 16px; width: 11px; height: 6px;
  border-left: 2px solid var(--accent); border-bottom: 2px solid var(--accent); transform: rotate(-45deg); }

/* ---------- faq ---------- */
.faq { max-width: 780px; margin: 0 auto; }
.faq details { border-bottom: 1px solid var(--border); padding: 18px 4px; }
.faq summary { cursor: pointer; font-weight: 600; font-size: 17px; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--accent); font-size: 22px; line-height: 1; }
.faq details[open] summary::after { content: "–"; }
.faq details p { color: var(--muted); margin: 12px 0 0; }

/* ---------- final cta ---------- */
.final { text-align: center; }
.final img.icon { width: 96px; height: 96px; margin: 0 auto 22px; }
.final h2 { font-size: clamp(30px, 4vw, 44px); margin: 0 0 12px; letter-spacing: -0.02em; }
.final p { color: var(--muted); margin: 0 0 28px; font-size: 18px; }

/* ---------- document pages (privacy, terms, support) ---------- */
.doc { max-width: 780px; margin: 0 auto; padding: 72px 24px 96px; }
.doc h1 { font-size: clamp(32px, 4vw, 44px); letter-spacing: -0.02em; margin: 0 0 8px; }
.doc .updated { color: var(--dim); margin: 0 0 36px; font-size: 15px; }
.doc h2 { font-size: 22px; margin: 40px 0 10px; }
.doc p, .doc li { color: var(--doc-text); }
.doc ul { padding-left: 22px; }
.doc .box { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px 24px; margin: 24px 0; }
.doc .box p { margin: 0; }

/* ---------- mixed grid ---------- */
section.mixed .shot { margin: 8px auto 0; filter: drop-shadow(0 30px 60px rgba(0,0,0,0.45)); }
section.mixed .points { list-style: none; padding: 0; margin: 28px auto 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 10px 28px; color: var(--muted); font-size: 15px; max-width: 1000px; }
section.mixed .points li::before { content: "✓"; color: var(--accent); margin-right: 8px; font-weight: 700; }

/* ---------- footnotes ---------- */
sup.fn { font-size: .45em; vertical-align: super; line-height: 0; margin-left: 2px; font-weight: 600; }
sup.fn a { color: var(--dim); font-style: normal; }
sup.fn a:hover { color: var(--accent-light); text-decoration: none; }
p sup.fn, li sup.fn, .trial sup.fn, .launch sup.fn, .note sup.fn { font-size: .7em; }
section.footnotes { padding: 28px 0 8px; }
sup.fn a { scroll-margin-top: 90px; }
.footnotes ol { margin: 0; padding-left: 20px; color: var(--dim); font-size: 13px; line-height: 1.6; max-width: 900px; }
.footnotes li { margin: 4px 0; scroll-margin-top: 80px; }
.footnotes li a { color: var(--dim); margin-left: 4px; }

.box .actions { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-top: 10px; }
.box .actions .hint { color: var(--dim); font-size: 14px; }

/* ---------- footer ---------- */
footer.site { border-top: 1px solid var(--border); padding: 40px 0 48px; color: var(--dim); font-size: 14px; }
footer.site .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 18px; }
footer.site nav { display: flex; gap: 22px; flex-wrap: wrap; }
footer.site nav a { color: var(--muted); }
footer.site nav.social { gap: 16px; }
footer.site nav.social a { color: var(--dim); }
footer.site nav.social a:hover { color: var(--muted); }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  nav.main .link { display: none; }
  .feature, .feature.flip { grid-template-columns: 1fr; gap: 28px; margin-bottom: 80px; }
  .feature.flip .text { order: 0; }
  .grid3 { grid-template-columns: 1fr; }
  section { padding: 72px 0; }
  .hero { padding-top: 56px; }
}

/* help page keys */
main.doc kbd { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .85em; padding: 1px 6px; border: 1px solid var(--border); border-bottom-width: 2px; border-radius: 5px; color: var(--text, #E7E7EA); white-space: nowrap; }
main.doc ol li { margin-bottom: .6em; }
main.doc table.keys { border-collapse: collapse; width: 100%; margin: .4em 0 1.2em; font-size: .95em; }
main.doc table.keys td { padding: 6px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
main.doc table.keys td:first-child { width: 190px; white-space: nowrap; }

/* v2: why grid (4), AI flow, pricing note, security facts */
.grid3.grid4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 1000px) { .grid3.grid4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .grid3.grid4 { grid-template-columns: 1fr; } }
.feature ol.flow { counter-reset: step; list-style: none; padding: 0; margin: 14px 0 10px; }
.feature ol.flow li { counter-increment: step; position: relative; padding: 5px 0 5px 34px; color: var(--muted); }
.feature ol.flow li::before { content: counter(step); position: absolute; left: 0; top: 4px; width: 22px; height: 22px; border-radius: 50%; border: 1px solid var(--accent, #10B981); color: var(--accent, #10B981); font-size: 12px; font-weight: 700; display: flex; align-items: center; justify-content: center; transform: none; border-left-width: 1px; border-bottom-width: 1px; background: none; box-sizing: border-box; line-height: 1; }
.price-card .price-note { font-size: 13px; color: var(--dim); margin-top: 14px; }
main.doc table.facts td:first-child { width: 230px; white-space: normal; color: var(--muted); }

/* What's next: foldable concept illustration */
.fold-concept { margin: 0 auto 36px; max-width: 960px; }
.fold-concept svg { width: 100%; height: auto; display: block; }
.fold-concept figcaption { color: var(--muted); font-size: 15px; text-align: center; max-width: 720px; margin: 14px auto 0; line-height: 1.5; }
.fold-concept figcaption .k { font: 600 12px/1 ui-monospace, "SF Mono", Menlo, monospace; color: var(--accent-light); letter-spacing: .08em; text-transform: uppercase; margin-right: 8px; }
@media (max-width: 600px) {
  .fold-concept .fold-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .fold-concept svg { min-width: 640px; }
}

/* Free network tools section */
section.tools { border-top: 1px solid var(--border); }
.tools-badge { display: inline-block; margin-bottom: 14px; padding: 5px 12px; border-radius: 999px; font-size: 13px; font-weight: 600; color: var(--accent-light); background: rgba(16,185,129,0.12); border: 1px solid rgba(16,185,129,0.35); }
.tools-grid .card { padding: 22px 22px 18px; }
.toollist { list-style: none; padding: 0; margin: 10px 0 0; }
.toollist li { color: var(--muted); font-size: 14px; line-height: 1.45; padding: 9px 0; border-top: 1px solid var(--border); }
.toollist li:first-child { border-top: 0; padding-top: 4px; }
.toollist li strong { display: block; color: var(--text); font-size: 15px; font-weight: 600; margin-bottom: 2px; }
.tools-next { text-align: center; color: var(--muted); margin: 26px 0 0; font-size: 16px; }
.tools-shot { display: block; width: 100%; max-width: 1040px; height: auto; margin: 0 auto 36px; border-radius: 12px; border: 1px solid var(--border); filter: drop-shadow(0 24px 48px rgba(0,0,0,0.4)); }

/* Free tools: bento of real screenshots */
.tools-bento { display: grid; grid-template-columns: 3fr 2fr; grid-template-rows: 1fr 1fr auto; gap: 16px; max-width: 1040px; margin: 0 auto 40px; }
.tools-bento img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: left top; border-radius: 12px; border: 1px solid var(--border); background: #0e0e10; box-shadow: 0 18px 40px rgba(0,0,0,0.35); }
.tools-bento .tb-ip { grid-column: 1; grid-row: 1 / span 2; }
.tools-bento .tb-speed { grid-column: 2; grid-row: 1; }
.tools-bento .tb-ping { grid-column: 2; grid-row: 2; }
.tools-bento .tb-mtr { grid-column: 1 / span 2; grid-row: 3; height: auto; }
@media (max-width: 760px) {
  .tools-bento { grid-template-columns: 1fr; grid-template-rows: none; }
  .tools-bento img, .tools-bento .tb-ip, .tools-bento .tb-speed, .tools-bento .tb-ping, .tools-bento .tb-mtr { grid-column: 1; grid-row: auto; height: auto; }
}

/* Screenshots: cropped close-ups */
.feature .img-lock { width: 100%; max-width: 480px; height: auto; justify-self: center; }
.feature .img-crop { width: 100%; height: auto; border: 1px solid rgba(161,161,168,0.18); border-radius: 14px; }

/* B: cleaned-up current design */
.hero h1 { max-width: 15ch; }
.hero video.demo { margin-top: 48px; box-shadow: 0 30px 60px -28px rgba(0,0,0,.55); }
.section-head p a { white-space: nowrap; }
.card h3 { margin: 0 0 8px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); font-size: 15px; }
.toolgroup h3 { margin: 0 0 6px; font-size: 15px; color: var(--accent-light); }
.also-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 900px) { .also-grid { grid-template-columns: 1fr; } }
.roadmap { max-width: 720px; margin: 0 auto; text-align: center; color: var(--muted); font-size: 17px; }
.price-card .amount { margin-top: 0; }
.brand img.word-dark { display: none; }
@media (prefers-color-scheme: light) { :root:not([data-theme="dark"]) .brand img.word-light { display: none; } :root:not([data-theme="dark"]) .brand img.word-dark { display: block; } }
:root[data-theme="light"] .brand img.word-light { display: none; }
:root[data-theme="light"] .brand img.word-dark { display: block; }
.theme-switch { display: inline-flex; align-items: center; justify-content: center; width: 34px; height: 34px; padding: 0; border-radius: 9px; border: 1px solid var(--border); background: transparent; color: var(--muted); cursor: pointer; }
.theme-switch:hover { color: var(--text); }
.theme-switch svg { width: 17px; height: 17px; }
.theme-switch .sun { display: none; }
@media (prefers-color-scheme: light) { :root:not([data-theme="dark"]) .theme-switch .moon { display: none; } :root:not([data-theme="dark"]) .theme-switch .sun { display: block; } }
:root[data-theme="light"] .theme-switch .moon { display: none; }
:root[data-theme="light"] .theme-switch .sun { display: block; }
:root[data-theme="dark"] .theme-switch .sun { display: none; }
:root[data-theme="dark"] .theme-switch .moon { display: block; }
main.doc code { font: .9em ui-monospace, SFMono-Regular, Menlo, monospace; overflow-wrap: anywhere; }
@media (max-width: 600px) { main.doc table.keys td:first-child, main.doc table.facts td:first-child { width: auto; white-space: normal; } }
.price-card .amount small sup.fn { font-size: 13px; vertical-align: super; margin-left: 2px; }
.feature video.rec-demo { display: block; width: 100%; height: auto; background: #161617; }

/* iPhone and iPad section (10 Oct) */
.ios-shots { display: grid; grid-template-columns: 1fr 3fr 1fr; gap: 20px; align-items: center; max-width: 1100px; margin: 0 auto 40px; }
.ios-shots img { display: block; width: 100%; height: auto; border-radius: 18px; border: 1px solid var(--border); box-shadow: 0 18px 40px rgba(0,0,0,0.35); }
@media (max-width: 760px) { .ios-shots { grid-template-columns: 1fr 1fr; } .ios-shots .ios-pad { grid-column: 1 / span 2; grid-row: 1; } }
.feature.solo { grid-template-columns: 1fr; max-width: 820px; margin-left: auto; margin-right: auto; }
.feature.solo .text { order: 0; }
.tools-shot { display: block; width: 100%; max-width: 1040px; height: auto; margin: 0 auto 40px; border: 0; border-radius: 0; filter: drop-shadow(0 18px 40px rgba(0,0,0,0.35)); }
.feature .img-alpha { width: 100%; height: auto; }

/* Hero text and links (10 Oct) */
.hero h1 { max-width: 15ch; }
.hero .lead { max-width: 34em; }
.hero .cta .textlink + .textlink { margin-left: 14px; }

/* Hero device group: Mac, iPad and iPhone (10 Oct) */
.devices { position: relative; margin: 56px auto 0; max-width: 1100px; padding-bottom: 9%; }
.devices img { display: block; height: auto; }
.dev-mac { width: 84%; filter: drop-shadow(0 30px 60px rgba(0,0,0,0.45)); }
.dev-ipad { position: absolute; right: 7%; bottom: 0; width: 38%; border: 7px solid #2A2A2D; border-radius: 22px; background:#000; box-shadow: 0 30px 60px -18px rgba(0,0,0,0.7); }
.dev-phone { position: absolute; right: 0; bottom: -2%; width: 13%; border: 5px solid #2A2A2D; border-radius: 26px; background:#000; box-shadow: 0 30px 60px -18px rgba(0,0,0,0.7); }
.devices-cap { text-align: center; color: var(--muted); font-size: 15px; margin: 28px 0 0; }
@media (max-width: 700px) { .dev-mac { width: 100%; } .dev-ipad { width: 52%; right: 12%; border-width: 4px; border-radius: 12px; } .dev-phone { width: 18%; border-width: 3px; border-radius: 14px; } .devices { padding-bottom: 22%; } }
:root[data-theme="light"] .dev-ipad, :root[data-theme="light"] .dev-phone { border-color: #D4D4D8; }
@media (prefers-color-scheme: light) { :root:not([data-theme="dark"]) .dev-ipad, :root:not([data-theme="dark"]) .dev-phone { border-color: #D4D4D8; } }
main.doc section.footnotes { margin-top: 40px; padding: 16px 0 0; border-top: 1px solid var(--border); }

/* Demo video (12.10.2026) */
.demo-video { padding-top: 24px; }
.demo-video h2 { text-align: center; }
.demo-video .sub { text-align: center; color: var(--muted); max-width: 640px; margin: 0 auto 28px; font-size: 16px; }
.demo-video video.demo { display: block; width: 100%; max-width: 1040px; height: auto; margin: 0 auto; border-radius: 14px; background: #161617; border: 1px solid rgba(161,161,168,0.18); box-shadow: 0 30px 60px -28px rgba(0,0,0,.55); }
section.mixed video.shot { display: block; width: 100%; height: auto; border-radius: 12px; background: #161617; border: 1px solid rgba(161,161,168,0.18); filter: none; box-shadow: 0 30px 60px -28px rgba(0,0,0,.55); }

/* Hero devices in Apple product bezels (12.10.2026) */
.devices { padding-bottom: 4%; }
.dev-mac { width: 84%; filter: drop-shadow(0 30px 50px rgba(0,0,0,.35)); }
.dev-ipad { right: 5%; bottom: 0; width: 39%; border: 0; border-radius: 0; background: none; box-shadow: none; filter: drop-shadow(0 30px 50px rgba(0,0,0,.45)); }
.dev-phone { right: 0; bottom: -2%; width: 13.5%; border: 0; border-radius: 0; background: none; box-shadow: none; filter: drop-shadow(0 30px 50px rgba(0,0,0,.45)); }
@media (max-width: 700px) { .dev-mac { width: 100%; } .dev-ipad { width: 50%; right: 13%; border: 0; } .dev-phone { width: 17%; border: 0; } .devices { padding-bottom: 14%; } }

/* iPhone Duo, in development (14.10.2026) */
.duo { text-align: center; }
.duo .duo-tag { display: inline-block; margin: 0 0 12px; padding: 4px 12px; border: 1px solid var(--border); border-radius: 999px; font-size: 13px; color: var(--muted); }
.duo .sub { max-width: 640px; margin: 0 auto 32px; color: var(--muted); font-size: 17px; }
.duo-shots { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px; align-items: end; max-width: 980px; margin: 0 auto; }
.duo-shots figure { margin: 0; }
.duo-shots img { width: 100%; height: auto; filter: drop-shadow(0 24px 40px rgba(0,0,0,.35)); }
.duo .duo-note { margin: 22px 0 0; font-size: 14px; color: var(--muted); font-style: italic; }
@media (max-width: 700px) { .duo-shots { grid-template-columns: 1fr; gap: 24px; } }
.duo-shot { margin: 0 auto; max-width: 380px; }
.duo-shot img { width: 100%; height: auto; filter: drop-shadow(0 24px 40px rgba(0,0,0,.35)); }
.duo-pair { display: grid; grid-template-columns: 1.31fr 1fr; gap: 40px; align-items: end; max-width: 940px; margin: 0 auto; }
.duo-pair figure { margin: 0; }
.duo-pair img { width: 100%; height: auto; filter: drop-shadow(0 24px 40px rgba(0,0,0,.35)); }
.duo-pair figcaption { margin-top: 14px; font-size: 14px; color: var(--muted); }
@media (max-width: 700px) { .duo-pair { grid-template-columns: 1fr; gap: 28px; } .duo-pair figure:last-child { max-width: 320px; margin: 0 auto; } }

/* 14.10.2026: audit fixes */
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
.btn:focus-visible, .theme-switch:focus-visible, .menu-toggle:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.faq summary:focus-visible { outline-offset: 2px; }
.tag { display: inline-block; vertical-align: middle; margin-left: 6px; padding: 1px 7px; border: 1px solid var(--border); border-radius: 999px; font-size: 11px; font-weight: 600; letter-spacing: .02em; color: var(--muted); }
.tag-mac { display: inline-block; margin: 0 0 10px; padding: 3px 11px; border: 1px solid var(--border); border-radius: 999px; font-size: 13px; color: var(--muted); }
.section-head .tag-mac { margin-left: auto; margin-right: auto; }
/* facts strip */
section.facts { padding: 8px 0 24px; }
.facts-list { list-style: none; margin: 0 auto; padding: 0; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; max-width: 1100px; }
.facts-list a { display: flex; flex-direction: column; gap: 4px; height: 100%; padding: 14px 16px; border: 1px solid var(--border); border-radius: 12px; background: var(--panel); color: var(--text); text-decoration: none; }
.facts-list a:hover { border-color: var(--accent); text-decoration: none; }
.facts-list strong { font-size: 15px; }
.facts-list span { font-size: 13px; color: var(--muted); line-height: 1.4; }
@media (max-width: 1000px) { .facts-list { grid-template-columns: repeat(2, minmax(0, 1fr)); } .facts-list li:last-child { grid-column: 1 / -1; } }
/* mobile menu */
.menu-toggle { display: none; width: 40px; height: 40px; padding: 0; border: 1px solid var(--border); border-radius: 10px; background: transparent; cursor: pointer; flex-direction: column; align-items: center; justify-content: center; gap: 4px; }
.menu-toggle span { display: block; width: 16px; height: 1.6px; background: var(--text); border-radius: 2px; }
@media (max-width: 900px) {
  .menu-toggle { display: inline-flex; order: 10; }
  nav.main { position: relative; gap: 12px; }
  nav.main.open .link { display: block; }
  nav.main.open { flex-wrap: wrap; }
  nav.main .link { position: static; }
  nav.main.open::after { content: ""; }
  nav.main.open .menu-panel { display: flex; }
}
.menu-panel { display: none; }
@media (max-width: 900px) {
  header.site nav.main.open { }
  header.site.menu-open { height: auto; }
  header.site.menu-open .wrap { flex-wrap: wrap; height: auto; padding-top: 12px; padding-bottom: 12px; }
  header.site.menu-open nav.main { width: 100%; justify-content: flex-start; flex-wrap: wrap; }
  header.site.menu-open nav.main .link { display: block; width: 100%; padding: 10px 2px; border-top: 1px solid var(--border); order: 20; font-size: 16px; color: var(--text); }
  .points { text-align: left; }
}
@media (max-width: 600px) {
  section.mixed .points { display: block; max-width: 520px; margin-left: auto; margin-right: auto; }
  section.mixed .points li { display: block; margin: 8px 0; }
  main.doc { padding-top: 36px; }
}

/* ---------- silk background (14 Oct 2026) ---------- */
/* Brand colours (10 Oct): graphite #161617 + emerald accent, no navy.
   The hero background is drawn by a small WebGL shader (silk.js inline in index.html): slow folds of lighter
   graphite, dithered in the shader so the soft gradients have no banding. Without WebGL the plain graphite stays. */
:root { --silk-base: #161617; --silk-light: #5C5C64; }
@media (prefers-color-scheme: light) { :root:not([data-theme="dark"]) { --silk-base: #FAFAFA; --silk-light: #D6D6DC; } }
:root[data-theme="light"] { --silk-base: #FAFAFA; --silk-light: #D6D6DC; }
.hero { isolation: isolate; }
.hero canvas.silk { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; pointer-events: none; display: block;
  -webkit-mask-image: linear-gradient(#000 72%, transparent); mask-image: linear-gradient(#000 72%, transparent); }
/* the silk runs up behind the header; the header is see-through with a blur and a hairline at the bottom */
.hero { margin-top: -65px; padding-top: calc(84px + 65px); }
@media (max-width: 700px) { .hero { padding-top: calc(56px + 65px); } }
:root:not([data-theme="light"]) { --head-bg: rgba(22, 22, 23, 0.42); }
@media (prefers-color-scheme: light) { :root:not([data-theme="dark"]) { --head-bg: rgba(250, 250, 250, 0.55); } }
:root[data-theme="light"] { --head-bg: rgba(250, 250, 250, 0.55); }
/* at the top the header shares the hero's background (fully clear, hairline only); once the page scrolls it turns into frosted glass */
header.site { background: rgba(255,255,255,.018); backdrop-filter: none; -webkit-backdrop-filter: none; box-shadow: 0 8px 18px -8px rgba(0,0,0,.55); transition: background-color .25s ease, backdrop-filter .25s ease; }
header.site.scrolled, header.site.menu-open { background: var(--head-bg); backdrop-filter: saturate(140%) blur(18px); -webkit-backdrop-filter: saturate(140%) blur(18px); }

/* product shot fades into the page at the bottom */
section.mixed img.shot { -webkit-mask-image: linear-gradient(#000 72%, transparent 100%); mask-image: linear-gradient(#000 72%, transparent 100%); filter: none; }
/* header hairline: a little stronger than the card borders so the clear header still has an edge */
header.site { border-bottom-color: rgba(255,255,255,.12); }
@media (prefers-color-scheme: light) { :root:not([data-theme="dark"]) header.site { border-bottom-color: rgba(0,0,0,.12); } }
:root[data-theme="light"] header.site { border-bottom-color: rgba(0,0,0,.12); }
/* light theme: a softer lift */
@media (prefers-color-scheme: light) { :root:not([data-theme="dark"]) header.site { background: rgba(255,255,255,.35); box-shadow: 0 8px 18px -10px rgba(0,0,0,.12); } }
:root[data-theme="light"] header.site { background: rgba(255,255,255,.35); box-shadow: 0 8px 18px -10px rgba(0,0,0,.12); }
header.site.scrolled { background: var(--head-bg); }

/* iPhone and iPad shots sit in real device frames (14 Oct): no CSS border, a soft shadow that follows the frame */
.ios-shots img { border: 0; border-radius: 0; box-shadow: none; filter: drop-shadow(0 22px 40px rgba(0,0,0,.45)); }