/* ==========================================================================
   rodecaster.net — shared stylesheet
   White ground, near-black ink, RØDE-style red accent. Every page links this file.
   Same layout system as the GoXLR Utility site, re-keyed for the RØDECaster.
   ========================================================================== */

/* ---------- tokens ---------- */
:root{
  /* white ground, neutral grey steps */
  --paper:      #FFFFFF;
  --paper-2:    #F6F6F7;
  --paper-3:    #ECECEF;
  --card:       #FFFFFF;

  /* near-black ink, the colour of the console itself */
  --ink:        #111113;
  --ink-2:      #2B2B30;
  --muted:      #66666F;
  --muted-2:    #8C8C95;

  --line:       #E6E6EA;
  --line-2:     #D1D1D7;

  /* red accent; the deep step carries text contrast on white */
  --accent:     #E4002B;
  --accent-deep:#B8001F;
  --accent-soft:#FDE9ED;
  --ember:      #FF3B5C;   /* bright decorative red — glows and gradients only */
  --olive:      #1F1F24;   /* secondary: console black */
  --olive-soft: #F0F0F2;

  /* neutral shadows */
  --sh-1: 0 1px 2px rgba(17,17,19,.06), 0 2px 8px rgba(17,17,19,.05);
  --sh-2: 0 2px 5px rgba(17,17,19,.07), 0 14px 30px rgba(17,17,19,.09);
  --sh-3: 0 4px 10px rgba(17,17,19,.08), 0 30px 64px rgba(17,17,19,.14);

  --rail: 1120px;
  --step: clamp(60px, 7.5vw, 108px);
  --r-lg: 22px;
  --r-md: 16px;
  --r-sm: 11px;

  --display: "Outfit", "Century Gothic", "Avenir Next", "Segoe UI", system-ui, sans-serif;
  --body:    "IBM Plex Sans", "Segoe UI", system-ui, -apple-system, sans-serif;
  --mono:    "JetBrains Mono", "IBM Plex Mono", ui-monospace, "SF Mono", Consolas, monospace;
}

*,*::before,*::after{ box-sizing:border-box; }

html{ scroll-behavior:smooth; scroll-padding-top:96px; }
@media (prefers-reduced-motion:reduce){ html{ scroll-behavior:auto; } }

body{
  margin:0;
  background-color:var(--paper);
  /* faint tint so a full-white page still has some depth */
  background-image:
    radial-gradient(1100px 520px at 12% -6%, rgba(228,0,43,.07), transparent 60%),
    radial-gradient(880px 440px at 92% 2%, rgba(17,17,19,.05), transparent 58%);
  background-attachment:fixed;
  color:var(--ink);
  font-family:var(--body);
  font-size:16.5px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

a{ color:inherit; }
p{ margin:0; }
h1,h2,h3,h4{
  font-family:var(--display);
  margin:0;
  line-height:1.08;
  font-weight:600;
  letter-spacing:-.032em;
  text-wrap:balance;
}
h1{ font-weight:700; letter-spacing:-.042em; }
img{ max-width:100%; display:block; }
[hidden]{ display:none !important; }   /* author display rules must not out-rank it */
:focus-visible{ outline:2.5px solid var(--accent); outline-offset:3px; border-radius:5px; }

.rail{ width:100%; max-width:var(--rail); margin-inline:auto; padding-inline:clamp(20px,5vw,38px); }
.sr-only{ position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap; }

/* ---------- eyebrow ---------- */
.eyebrow{
  font-family:var(--mono); font-size:11.5px; font-weight:500;
  letter-spacing:.15em; text-transform:uppercase; color:var(--accent-deep);
  display:flex; align-items:center; gap:10px; margin-bottom:15px;
}
.eyebrow::before{ content:""; width:20px; height:1.5px; background:var(--accent); opacity:.65; }

/* ---------- header ---------- */
.site-head{
  position:sticky; top:0; z-index:60;
  background:rgba(255,255,255,.86);
  backdrop-filter:saturate(150%) blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .25s ease, box-shadow .25s ease;
}
.site-head.is-stuck{ border-bottom-color:var(--line); box-shadow:0 1px 22px rgba(17,17,19,.07); }
.head-in{ display:flex; align-items:center; gap:20px; padding-block:14px; }

.brand{ display:flex; align-items:center; gap:10px; text-decoration:none; flex:0 0 auto; }
.brand .mark{ width:30px; height:30px; flex:0 0 auto; border-radius:8px; }
.brand-name{ font-family:var(--display); font-weight:700; font-size:19px; letter-spacing:.01em; text-transform:uppercase; }
.brand-name .xlr{ color:var(--accent); }
.brand .util{
  font-family:var(--mono); font-weight:400; font-size:10px; letter-spacing:.13em;
  color:var(--muted); text-transform:uppercase;
  padding:3px 7px; border:1px solid var(--line-2); border-radius:6px;
}

.nav{ display:flex; align-items:center; gap:2px; margin-left:auto; }
.nav a{
  text-decoration:none; color:var(--ink-2); font-size:15px; font-weight:500;
  padding:8px 14px; border-radius:9px;
  transition:background .18s ease, color .18s ease;
}
.nav a:hover{ background:var(--paper-2); color:var(--ink); }
.nav a[aria-current="page"]{ background:var(--accent-soft); color:var(--accent-deep); font-weight:600; }

.head-cta{ display:flex; align-items:center; gap:10px; flex:0 0 auto; }

.burger{
  display:none; margin-left:auto; width:42px; height:42px; flex:0 0 auto;
  align-items:center; justify-content:center;
  background:var(--card); border:1px solid var(--line-2); border-radius:11px;
  cursor:pointer; padding:0;
}
.burger span{ display:block; width:17px; height:1.7px; background:var(--ink); border-radius:2px; position:relative; transition:transform .25s ease, opacity .2s ease; }
.burger span::before,.burger span::after{ content:""; position:absolute; left:0; width:17px; height:1.7px; background:var(--ink); border-radius:2px; transition:transform .25s ease; }
.burger span::before{ top:-5.5px; }
.burger span::after{ top:5.5px; }
.burger[aria-expanded="true"] span{ transform:rotate(45deg); }
.burger[aria-expanded="true"] span::before{ transform:translateY(5.5px) rotate(-90deg); }
.burger[aria-expanded="true"] span::after{ opacity:0; }

.mobile-nav{ display:none; border-top:1px solid var(--line); background:var(--card); }
.mobile-nav.open{ display:block; }
.mobile-nav ul{ list-style:none; margin:0; padding:8px 0 16px; display:flex; flex-direction:column; }
.mobile-nav a{ display:block; text-decoration:none; padding:12px 2px; font-size:16.5px; font-weight:500; border-bottom:1px solid var(--line); }
.mobile-nav .btn{ margin-top:14px; width:100%; }

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:9px;
  font-family:var(--body); font-size:15.5px; font-weight:600; letter-spacing:-.003em;
  padding:12px 24px; border-radius:999px; text-decoration:none; cursor:pointer;
  border:1px solid transparent;
  transition:transform .16s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
}
.btn svg{ flex:0 0 auto; }
/* a.btn-primary rather than .btn-primary: raises specificity above any
   inherited link colour, so the label can never fall back to body ink. */
a.btn-primary,
.btn-primary{ background:var(--accent); color:#FFFFFF; box-shadow:0 1px 2px rgba(184,0,31,.26), 0 10px 22px rgba(228,0,43,.22); }
a.btn-primary:hover,
.btn-primary:hover{ background:var(--accent-deep); transform:translateY(-1.5px); box-shadow:0 2px 5px rgba(184,0,31,.3), 0 16px 32px rgba(228,0,43,.26); }
.btn-ghost{ background:var(--card); color:var(--ink); border-color:var(--line-2); box-shadow:var(--sh-1); }
.btn-ghost:hover{ border-color:var(--accent); color:var(--accent-deep); transform:translateY(-1.5px); box-shadow:var(--sh-2); }
.btn-sm{ padding:9px 17px; font-size:14.5px; }

/* ---------- page masthead (inner pages) ---------- */
.masthead{ padding-top:clamp(40px,5.5vw,68px); padding-bottom:clamp(30px,4vw,46px); }
.masthead h1{ font-size:clamp(34px,4.6vw,54px); }
.masthead p{ margin-top:16px; color:var(--muted); font-size:18px; max-width:58ch; }

/* ---------- generic section ---------- */
.section{ padding-block:var(--step); }
.section.tight{ padding-block:clamp(40px,5vw,68px); }
.section-head{ max-width:56ch; margin-bottom:clamp(28px,3.6vw,44px); }
.section-head h2{ font-size:clamp(27px,3.2vw,40px); }
.section-head p{ margin-top:13px; color:var(--muted); font-size:17px; }
.alt{ background:var(--paper-2); border-block:1px solid var(--line); }

/* ---------- photo frames ---------- */
.frame{
  border-radius:var(--r-lg); overflow:hidden;
  border:1px solid var(--line-2);
  box-shadow:var(--sh-3);
  background:var(--paper-3);
  position:relative;
}
.frame img{ width:100%; height:auto; object-fit:cover; }   /* height:auto — inside a grid, 100% would swallow the caption */
.frame figcaption{
  font-family:var(--mono); font-size:11px; letter-spacing:.06em; color:var(--muted);
  padding:11px 15px; background:var(--card); border-top:1px solid var(--line);
  text-transform:uppercase;
}
.frame.warm::after{
  content:""; position:absolute; inset:0; pointer-events:none;
  background:linear-gradient(158deg, rgba(228,0,43,.10), transparent 46%);
}
/* A photo that hasn't been dropped into images/ yet. site.js adds .is-missing
   when the file 404s, so the slot stays tidy instead of showing a broken icon. */
.frame.is-missing{ box-shadow:none; border-style:dashed; background:var(--paper-2); }
.frame.is-missing::after{ display:none; }
.frame.is-missing img{ display:none; }
.frame .slot{ display:none; }
.frame.is-missing .slot{
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:8px;
  min-height:240px; aspect-ratio:16/10; padding:24px; text-align:center;
  font-family:var(--mono); font-size:12px; letter-spacing:.04em; color:var(--muted);
}
.frame.is-missing .slot b{ color:var(--accent-deep); font-weight:500; }
.frame.is-missing .slot code{ font-size:12.5px; color:var(--ink-2); background:var(--card); border:1px solid var(--line); padding:3px 8px; border-radius:6px; word-break:break-all; }

/* ---------- hero ---------- */
.hero{ padding-top:clamp(44px,6vw,78px); padding-bottom:var(--step); }
.hero-grid{ display:grid; grid-template-columns:minmax(0,1fr) minmax(0,1.18fr); gap:clamp(30px,4vw,56px); align-items:center; }
.hero h1{ font-size:clamp(40px,5.4vw,66px); }
.hero h1 em{ font-style:normal; font-weight:700; color:var(--accent); }
.hero-sub{ margin-top:20px; font-size:clamp(17px,1.5vw,19.5px); color:var(--muted); max-width:47ch; }
.hero-actions{ display:flex; flex-wrap:wrap; gap:12px; margin-top:30px; }
.hero-meta{ display:flex; flex-wrap:wrap; gap:8px 22px; margin-top:26px; font-family:var(--mono); font-size:12px; color:var(--muted); }
.hero-meta span{ display:flex; align-items:center; gap:8px; }
.dot{ width:6px; height:6px; border-radius:50%; background:var(--accent); flex:0 0 auto; }
.hero-shot img{ width:100%; height:auto; aspect-ratio:5/4; object-fit:cover; object-position:center 62%; }
.frame.square img{ aspect-ratio:1/1; object-fit:cover; }
.frame.zoom img{ transform:scale(1.7); transform-origin:50% 44%; }   /* product shot with a lot of empty black around it */
.gallery{ display:grid; grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); gap:18px; }

/* ---------- cards ---------- */
.card{
  background:var(--card); border:1px solid var(--line); border-radius:var(--r-md);
  padding:24px; box-shadow:var(--sh-1);
}
.card h3{ font-family:var(--display); font-size:18px; }
.card p{ margin-top:10px; color:var(--muted); font-size:15.5px; }
.card p a{ color:var(--accent-deep); }
.card-grid{ display:grid; grid-template-columns:repeat(auto-fit,minmax(250px,1fr)); gap:18px; }
@media (min-width:721px){ .card-grid.two{ grid-template-columns:1fr 1fr; } }

.link-card{
  background:var(--card); border:1px solid var(--line); border-radius:var(--r-md);
  padding:26px; text-decoration:none; box-shadow:var(--sh-1);
  transition:transform .2s ease, box-shadow .25s ease, border-color .2s ease;
  display:flex; flex-direction:column;
}
.link-card:hover{ transform:translateY(-4px); box-shadow:var(--sh-3); border-color:var(--line-2); }
.link-card h3{ font-size:19px; margin-bottom:9px; }
.link-card p{ color:var(--muted); font-size:15px; line-height:1.55; }
.link-card .tag{
  align-self:flex-start; margin-bottom:12px;
  font-family:var(--mono); font-size:10px; letter-spacing:.13em; text-transform:uppercase;
  color:var(--accent-deep); background:var(--accent-soft); border-radius:999px; padding:4px 10px;
}
.go{ display:flex; align-items:center; gap:7px; font-size:14.5px; font-weight:600; color:var(--accent-deep); margin-top:16px; }
.link-card:hover .go svg{ transform:translateX(3px); }
.go svg{ transition:transform .2s ease; }

/* ---------- feature list ---------- */
.feat-list{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; }
.feat-list li{ display:flex; gap:16px; padding:20px 0; border-bottom:1px solid var(--line); }
.feat-list li:first-child{ padding-top:0; }
.feat-list li:last-child{ border-bottom:0; }
.feat-ico{
  width:36px; height:36px; flex:0 0 auto; border-radius:11px;
  background:var(--accent-soft); color:var(--accent-deep);
  display:flex; align-items:center; justify-content:center;
}
.feat-list h3{ font-size:18px; }
.feat-list p{ color:var(--muted); font-size:15.5px; margin-top:5px; line-height:1.55; }
.feat-list p a{ color:var(--accent-deep); }

/* ---------- spec strip ---------- */
.spec-grid{ display:grid; grid-template-columns:repeat(auto-fit,minmax(215px,1fr)); gap:1px; background:var(--line); border:1px solid var(--line); border-radius:var(--r-lg); overflow:hidden; }
.spec{ background:var(--card); padding:26px 24px; }
.spec .k{ font-family:var(--mono); font-size:10.5px; letter-spacing:.14em; text-transform:uppercase; color:var(--muted); }
.spec .v{ font-family:var(--display); font-size:28px; font-weight:700; margin-top:8px; letter-spacing:-.03em; font-variant-numeric:tabular-nums; }
.spec p{ color:var(--muted); font-size:14.5px; margin-top:7px; line-height:1.55; }
.spec p a{ color:var(--accent-deep); }

/* ---------- device chips ---------- */
.chips{ display:flex; flex-wrap:wrap; gap:8px; margin-top:18px; }
.chips a,.chips span{
  font-family:var(--mono); font-size:12px; letter-spacing:.03em; text-decoration:none;
  color:var(--ink-2); background:var(--card); border:1px solid var(--line); border-radius:999px;
  padding:7px 14px; box-shadow:var(--sh-1);
  transition:border-color .18s ease, color .18s ease, transform .16s ease;
}
.chips a:hover{ border-color:var(--accent); color:var(--accent-deep); transform:translateY(-1px); }
.chips span{ color:var(--muted); box-shadow:none; background:var(--paper-2); }

/* ---------- prose (docs) ---------- */
.prose{ max-width:70ch; }
.prose h2{ font-size:clamp(24px,2.8vw,32px); margin-top:44px; }
.prose h2:first-child{ margin-top:0; }
.prose h3{ font-size:19px; margin-top:30px; }
.prose p{ margin-top:14px; color:var(--ink-2); }
.prose ul,.prose ol{ margin:14px 0 0; padding-left:22px; color:var(--ink-2); }
.prose li{ margin-top:8px; }
.prose code,.kbd{ font-family:var(--mono); font-size:13.5px; background:var(--paper-2); border:1px solid var(--line); padding:2px 6px; border-radius:6px; }
.kbd{ border-bottom-width:2px; color:var(--ink); white-space:nowrap; }
.prose a{ color:var(--accent-deep); text-underline-offset:3px; }
.callout{
  margin-top:20px; padding:18px 20px; border-radius:var(--r-md);
  background:var(--olive-soft); border:1px solid var(--line-2);
}
.callout.warn{ background:#FFF4E5; border-color:#F3DCB8; }
.callout.red{ background:var(--accent-soft); border-color:#F5B9C5; }
.callout p{ margin-top:0; color:var(--ink-2); font-size:15.5px; }
.callout p + p{ margin-top:8px; }
.callout .tag{
  font-family:var(--mono); font-size:10px; letter-spacing:.14em; text-transform:uppercase;
  color:var(--muted); display:block; margin-bottom:7px;
}

/* ---------- cta ---------- */
.cta{
  background:linear-gradient(158deg,#1C1C21 0%,#0B0B0D 100%);
  border-radius:var(--r-lg); padding:clamp(36px,5vw,60px); color:#F2F2F4;
  display:grid; grid-template-columns:minmax(0,1fr) auto; gap:30px; align-items:center;
  box-shadow:var(--sh-3); position:relative; overflow:hidden;
}
.cta::before{
  content:""; position:absolute; inset:0; pointer-events:none;
  background:radial-gradient(560px 250px at 86% 112%, rgba(228,0,43,.45), transparent 66%);
}
.cta > *{ position:relative; }
.cta h2{ font-size:clamp(26px,3.1vw,37px); color:#FFFFFF; }
.cta p{ color:#B4B4BC; margin-top:12px; max-width:48ch; font-size:16.5px; }
.cta .btn-ghost{ background:#FFFFFF; border-color:#FFFFFF; color:var(--ink); }
.cta .btn-ghost:hover{ background:var(--accent-soft); border-color:var(--accent-soft); color:var(--accent-deep); }

/* ---------- footer ---------- */
.site-foot{ border-top:1px solid var(--line); background:var(--card); padding-block:42px 38px; }
.foot-grid{ display:flex; flex-wrap:wrap; gap:26px 46px; justify-content:space-between; align-items:flex-start; }
.foot-links{ display:flex; flex-wrap:wrap; gap:10px 26px; max-width:760px; }
.foot-links a{ font-size:15px; color:var(--ink-2); text-decoration:none; }
.foot-links a:hover{ color:var(--accent-deep); }
.disclaimer{
  margin-top:28px; padding-top:22px; border-top:1px solid var(--line);
  font-size:13.5px; color:var(--muted); line-height:1.7; max-width:84ch;
}
.disclaimer strong{ color:var(--ink-2); font-weight:600; }
.disclaimer a{ color:var(--accent-deep); }

/* ---------- reveal ---------- */
.reveal-on .reveal{ opacity:0; transform:translateY(16px); transition:opacity .6s cubic-bezier(.22,.7,.3,1), transform .6s cubic-bezier(.22,.7,.3,1); }
.reveal-on .reveal.in{ opacity:1; transform:none; }

/* ---------- responsive ---------- */
@media (max-width:960px){
  .hero-grid{ grid-template-columns:1fr; }
  .hero .frame{ order:-1; }
  .cta{ grid-template-columns:1fr; }
}
@media (max-width:1040px){
  .nav,.head-cta{ display:none; }
  .burger{ display:inline-flex; }
}
@media (max-width:560px){
  body{ font-size:16.5px; }
  .hero-actions .btn{ flex:1 1 100%; }
}
@media (prefers-reduced-motion:reduce){
  *{ animation-duration:.001ms !important; transition-duration:.001ms !important; }
}

/* ---------- wide banner ---------- */
.frame.wide img{ aspect-ratio:16/9; width:100%; }

/* ---------- docs sub-navigation ---------- */
.docnav{
  display:flex; flex-wrap:wrap; gap:8px;
  padding:14px 0 0; margin-bottom:clamp(28px,3.6vw,44px);
}
.docnav a{
  font-size:14.5px; font-weight:500; text-decoration:none; color:var(--ink-2);
  background:var(--card); border:1px solid var(--line); border-radius:999px;
  padding:8px 16px; box-shadow:var(--sh-1);
  transition:border-color .18s ease, color .18s ease, transform .16s ease;
}
.docnav a:hover{ border-color:var(--accent); color:var(--accent-deep); transform:translateY(-1px); }
.docnav a[aria-current="page"]{ background:var(--accent-soft); border-color:#F5B9C5; color:var(--accent-deep); font-weight:600; }

/* ---------- code blocks (docs) ---------- */
pre.code{
  font-family:var(--mono); font-size:13.5px; line-height:1.75;
  background:var(--ink); color:#E4E4E8;
  border-radius:var(--r-md); padding:18px 20px; overflow-x:auto;
  margin:16px 0 0; border:1px solid #000;
}
pre.code .c{ color:#8C8C95; }          /* comment */
pre.code .p{ color:var(--ember); }     /* prompt / emphasis */

/* ---------- definition table (docs reference) ---------- */
.deftable{ width:100%; border-collapse:collapse; margin-top:18px; font-size:15px; }
.deftable th,.deftable td{ text-align:left; padding:11px 14px; border-bottom:1px solid var(--line); vertical-align:top; }
.deftable th{ font-family:var(--mono); font-size:11px; letter-spacing:.12em; text-transform:uppercase; color:var(--muted); }
.deftable td:first-child{ font-family:var(--mono); font-size:13px; color:var(--accent-deep); white-space:nowrap; }
.deftable.wrap td:first-child{ white-space:normal; }
.deftable tr:last-child td{ border-bottom:0; }
.deftable td a{ color:var(--accent-deep); }
.deftable .yes{ color:var(--accent-deep); font-weight:600; }
.deftable .no{ color:var(--muted-2); }
.tablewrap{ overflow-x:auto; background:var(--card); border:1px solid var(--line); border-radius:var(--r-md); padding:6px 8px; box-shadow:var(--sh-1); }

/* ---------- source attribution note ---------- */
.srcnote{
  margin-top:22px; padding:14px 18px; border-radius:var(--r-md);
  background:var(--paper-2); border:1px solid var(--line);
  font-size:14px; color:var(--muted);
}
.srcnote a{ color:var(--accent-deep); }

/* ==========================================================================
   Download page — hero action pair, platform filter, platform rows
   ========================================================================== */

.dl-hero{ text-align:center; padding-top:clamp(44px,6vw,78px); padding-bottom:clamp(30px,4vw,44px); }
.dl-hero h1{ font-size:clamp(36px,5vw,58px); }
.dl-hero p{ margin:18px auto 0; color:var(--muted); font-size:18px; max-width:52ch; }
.dl-actions{ display:flex; flex-wrap:wrap; gap:12px; justify-content:center; margin-top:30px; }
.btn-lg{ padding:15px 30px; font-size:16.5px; }
.dl-meta{
  margin-top:16px; font-family:var(--mono); font-size:12px; color:var(--muted);
  display:flex; flex-wrap:wrap; gap:6px 18px; justify-content:center;
}

/* segmented platform filter */
.segmented{
  display:inline-flex; flex-wrap:wrap; gap:4px; margin:0 auto;
  background:var(--paper-2); border:1px solid var(--line); border-radius:999px; padding:5px;
  box-shadow:inset 0 1px 2px rgba(17,17,19,.04);
}
.segwrap{ display:flex; justify-content:center; margin-bottom:clamp(26px,3.4vw,40px); }
.segmented button{
  display:inline-flex; align-items:center; gap:8px;
  font-family:var(--body); font-size:14.5px; font-weight:600; color:var(--ink-2);
  background:transparent; border:0; border-radius:999px; padding:9px 18px; cursor:pointer;
  transition:background .18s ease, color .18s ease, box-shadow .2s ease;
}
.segmented button svg{ width:15px; height:15px; flex:0 0 auto; opacity:.75; }
.segmented button:hover{ color:var(--ink); background:rgba(255,255,255,.7); }
.segmented button[aria-pressed="true"]{
  background:var(--accent); color:#fff;
  box-shadow:0 1px 2px rgba(184,0,31,.25), 0 6px 16px rgba(228,0,43,.25);
}
.segmented button[aria-pressed="true"] svg{ opacity:1; }

/* group headings between rows */
.dl-group{
  display:flex; align-items:baseline; gap:12px; flex-wrap:wrap;
  margin:34px 0 14px; padding-bottom:10px; border-bottom:1px solid var(--line);
}
.dl-group:first-child{ margin-top:0; }
.dl-group h2{ font-size:clamp(21px,2.4vw,26px); }
.dl-group .ver{ font-family:var(--mono); font-size:12px; color:var(--muted); letter-spacing:.04em; }
.dl-group a{ margin-left:auto; font-size:14.5px; color:var(--accent-deep); text-decoration:none; font-weight:600; }
.dl-group a:hover{ text-decoration:underline; text-underline-offset:3px; }

/* platform rows */
.plat-list{ display:flex; flex-direction:column; gap:14px; }
.plat{
  display:grid; grid-template-columns:auto minmax(0,1fr) auto; gap:20px; align-items:center;
  background:var(--card); border:1px solid var(--line); border-radius:var(--r-md);
  padding:20px 22px; box-shadow:var(--sh-1);
  transition:transform .18s ease, box-shadow .22s ease, border-color .18s ease;
}
.plat:hover{ transform:translateY(-2px); box-shadow:var(--sh-2); border-color:var(--line-2); }
.plat-ico{
  width:52px; height:52px; flex:0 0 auto; border-radius:14px;
  background:var(--accent-soft); color:var(--accent-deep);
  display:flex; align-items:center; justify-content:center;
}
.plat-ico svg{ width:26px; height:26px; }
.plat h3{ font-size:19px; }
.plat .sub{ color:var(--muted); font-size:14.5px; margin-top:3px; }
.plat .file{
  font-family:var(--mono); font-size:12px; color:var(--muted-2); margin-top:7px;
  word-break:break-all;
}
.plat .act{ display:flex; align-items:center; gap:10px; }
.pill-note{
  font-family:var(--mono); font-size:11px; letter-spacing:.09em; text-transform:uppercase;
  color:var(--muted); background:var(--card); border:1px dashed var(--line-2);
  border-radius:999px; padding:8px 15px; white-space:nowrap;
}

@media (max-width:720px){
  .plat{ grid-template-columns:auto minmax(0,1fr); }
  .plat .act{ grid-column:1 / -1; }
  .plat .act .btn,.plat .act .pill-note{ width:100%; justify-content:center; text-align:center; }
}

/* release notes list */
.notes{ list-style:none; margin:18px 0 0; padding:0; }
.notes li{ display:flex; gap:13px; padding:13px 0; border-bottom:1px solid var(--line); color:var(--ink-2); font-size:15.5px; }
.notes li:last-child{ border-bottom:0; }
.notes li::before{
  content:""; flex:0 0 auto; width:7px; height:7px; margin-top:9px;
  border-radius:2px; background:var(--accent);
}
.notes .kind{
  flex:0 0 auto; font-family:var(--mono); font-size:10px; letter-spacing:.12em; text-transform:uppercase;
  color:var(--muted); margin-top:5px; width:86px;
}
.empty-note{ margin-top:18px; color:var(--muted); font-size:15px; text-align:center; }

/* ---------- changelog ---------- */
.release{
  background:var(--card); border:1px solid var(--line); border-radius:var(--r-lg);
  padding:clamp(20px,3vw,28px); box-shadow:var(--sh-1); margin-bottom:16px; scroll-margin-top:104px;
}
.release-head{ display:flex; flex-wrap:wrap; align-items:baseline; gap:8px 14px; }
.release-head h2{ font-size:clamp(20px,2.3vw,25px); }
.release-head h3{ font-size:clamp(20px,2.3vw,25px); }
.release-head .when{ font-family:var(--mono); font-size:12px; color:var(--muted); letter-spacing:.04em; }
.release-head .beta{
  font-family:var(--mono); font-size:10px; letter-spacing:.13em; text-transform:uppercase;
  color:var(--accent-deep); background:var(--accent-soft); border-radius:999px; padding:4px 10px;
}
.release .notes{ margin-top:10px; }
.release .notes li{ padding:9px 0; font-size:15px; }

/* ---------- breadcrumbs ---------- */
.crumbs{
  display:flex; flex-wrap:wrap; align-items:center; gap:8px;
  font-family:var(--mono); font-size:11.5px; letter-spacing:.04em;
  color:var(--muted); margin-bottom:18px;
}
.crumbs a{ color:var(--accent-deep); text-decoration:none; }
.crumbs a:hover{ text-decoration:underline; text-underline-offset:3px; }
.crumbs .sep{ color:var(--line-2); }

/* ---------- demo video ---------- */
video.demo{ width:100%; height:auto; display:block; background:var(--ink); }

/* ---------- FAQ accordion ---------- */
.qa{
  background:var(--card); border:1px solid var(--line); border-radius:var(--r-md);
  box-shadow:var(--sh-1); margin-bottom:12px; overflow:hidden;
}
.qa summary{
  list-style:none; cursor:pointer; padding:19px 22px;
  display:flex; align-items:center; gap:14px;
  transition:background .18s ease;
}
.qa summary::-webkit-details-marker{ display:none; }
.qa summary:hover{ background:var(--paper-2); }
.qa summary h2{
  font-size:17.5px; font-weight:600; letter-spacing:-.02em; margin:0; flex:1;
}
.qa summary::after{
  content:""; flex:0 0 auto; width:9px; height:9px; margin-right:2px;
  border-right:2px solid var(--muted); border-bottom:2px solid var(--muted);
  transform:rotate(45deg) translate(-2px,-2px); transition:transform .22s ease;
}
.qa[open] summary::after{ transform:rotate(-135deg) translate(-3px,-3px); }
.qa[open] summary{ background:var(--paper-2); border-bottom:1px solid var(--line); }
.qa-body{ padding:18px 22px 22px; }
.qa-body p{ color:var(--ink-2); font-size:16px; line-height:1.7; }
.qa-body p + p{ margin-top:10px; }
.qa-body a{ color:var(--accent-deep); }
.qa-body code{ font-family:var(--mono); font-size:13.5px; background:var(--paper-2); border:1px solid var(--line); padding:2px 6px; border-radius:6px; }

/* ---------- jump nav ---------- */
.jumpnav{ display:flex; flex-wrap:wrap; gap:8px; margin-top:26px; }
.jumpnav a{
  font-family:var(--mono); font-size:12px; letter-spacing:.03em;
  text-decoration:none; color:var(--ink-2);
  background:var(--card); border:1px solid var(--line); border-radius:999px;
  padding:8px 15px; box-shadow:var(--sh-1);
  transition:border-color .18s ease, color .18s ease, transform .16s ease;
}
.jumpnav a:hover{ border-color:var(--accent); color:var(--accent-deep); transform:translateY(-1px); }
.dl-hint{ font-size:14.5px; color:var(--muted); align-self:center; max-width:42ch; }

/* ---------- two-column device layout ---------- */
.dev-grid{ display:grid; grid-template-columns:minmax(0,1.1fr) minmax(0,1fr); gap:clamp(26px,4vw,52px); align-items:start; }
@media (max-width:900px){ .dev-grid{ grid-template-columns:minmax(0,1fr); } }
.dev-grid > *{ min-width:0; }
.specs{ list-style:none; margin:0; padding:0; }
.specs li{ display:grid; grid-template-columns:minmax(120px,0.9fr) minmax(0,2fr); gap:14px; padding:11px 0; border-bottom:1px solid var(--line); font-size:15px; }
.specs li:last-child{ border-bottom:0; }
.specs b{ font-family:var(--mono); font-weight:500; font-size:11.5px; letter-spacing:.1em; text-transform:uppercase; color:var(--muted); padding-top:3px; }
.specs span{ color:var(--ink-2); }