/* ===========================================================================
   ApexOS-RS landing site
   Theme tokens mirror the product's palette.slint 1:1 — switching data-theme
   on <html> re-skins the whole page, exactly like the OS persona system.
   ===========================================================================*/

:root {
  --maxw: 1180px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --skin-speed: 0.45s;
}

/* ── Theme palettes (hex straight from palette.slint) ───────────────────── */
[data-theme="apex"] {
  --bg:#0d0f18; --surface:#131620; --surface-hi:#1a1e2e;
  --border:#ffffff14; --border-hi:#ffffff24;
  --primary:#39ff14; --primary-dim:#39ff1422; --secondary:#6c8aff;
  --text:#c8cdd8; --text-bright:#eef0f5; --text-dim:#606680;
  --radius:6px; --glow:0 0 40px #39ff1433; --grid:#39ff140a;
}
[data-theme="aurum"] {
  --bg:#0d0800; --surface:#1a0f00; --surface-hi:#251600;
  --border:#d4a01722; --border-hi:#d4a01744;
  --primary:#d4a017; --primary-dim:#d4a01733; --secondary:#c8961c;
  --text:#f5d98b; --text-bright:#ffeeba; --text-dim:#8a6a30;
  --radius:6px; --glow:0 0 40px #d4a01730; --grid:#d4a0170a;
}
[data-theme="macos"] {
  --bg:#f5f5f7; --surface:#ffffff; --surface-hi:#f0f0f5;
  --border:#00000014; --border-hi:#00000026;
  --primary:#007aff; --primary-dim:#007aff18; --secondary:#5856d6;
  --text:#1c1c1e; --text-bright:#000000; --text-dim:#8e8e93;
  --radius:14px; --glow:0 20px 60px #00000018; --grid:#0000000a;
}
[data-theme="gnome"] {
  --bg:#1e1e1e; --surface:#2a2a2a; --surface-hi:#363636;
  --border:#ffffff14; --border-hi:#ffffff26;
  --primary:#3584e4; --primary-dim:#3584e422; --secondary:#813d9c;
  --text:#ffffff; --text-bright:#ffffff; --text-dim:#ffffff8c;
  --radius:10px; --glow:0 0 40px #3584e428; --grid:#ffffff08;
}
[data-theme="windows"] {
  --bg:#0b1a2e; --surface:#1a2a3e; --surface-hi:#243650;
  --border:#ffffff1a; --border-hi:#64b4ff4c;
  --primary:#0078d4; --primary-dim:#0078d422; --secondary:#00b4d8;
  --text:#ffffff; --text-bright:#ffffff; --text-dim:#ffffff99;
  --radius:4px; --glow:0 0 40px #0078d433; --grid:#00b4d80c;
}
[data-theme="jarvis"] {
  --bg:#000a14; --surface:#00162a; --surface-hi:#001e38;
  --border:#00d4ff33; --border-hi:#00d4ff66;
  --primary:#00d4ff; --primary-dim:#00d4ff1c; --secondary:#0080ff;
  --text:#a0e8f0; --text-bright:#00d4ff; --text-dim:#1a8090;
  --radius:2px; --glow:0 0 50px #00d4ff44; --grid:#00d4ff10;
}

/* ── Base ───────────────────────────────────────────────────────────────── */
* { box-sizing:border-box; margin:0; padding:0; }
html { scroll-behavior:smooth; }
body {
  font-family:"Space Grotesk", system-ui, -apple-system, sans-serif;
  background:var(--bg); color:var(--text);
  line-height:1.6; overflow-x:hidden;
  transition:background var(--skin-speed) var(--ease), color var(--skin-speed) var(--ease);
}
a { color:inherit; text-decoration:none; }
code, .mono { font-family:"JetBrains Mono", ui-monospace, monospace; font-size:0.9em; }
code { color:var(--primary); background:var(--primary-dim); padding:0.1em 0.4em; border-radius:4px; }
.accent { color:var(--primary); transition:color var(--skin-speed) var(--ease); }
section { padding:clamp(60px,9vw,130px) clamp(20px,5vw,40px); }
.section { max-width:var(--maxw); margin:0 auto; }

/* ── Ambient layers ─────────────────────────────────────────────────────── */
.bg-grid {
  position:fixed; inset:0; z-index:-2; pointer-events:none;
  background-image:linear-gradient(var(--grid) 1px, transparent 1px),
                   linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size:44px 44px;
  mask-image:radial-gradient(circle at 50% 30%, #000 0%, transparent 75%);
  transition:background-image var(--skin-speed) var(--ease);
}
.scanlines {
  position:fixed; inset:0; z-index:60; pointer-events:none; display:none;
  background:repeating-linear-gradient(0deg, #00d4ff08 0 1px, transparent 1px 3px);
  animation:scan 8s linear infinite;
}
[data-theme="jarvis"] .scanlines { display:block; }
@keyframes scan { from{background-position:0 0;} to{background-position:0 120px;} }

/* ── Nav ────────────────────────────────────────────────────────────────── */
.nav {
  position:sticky; top:0; z-index:50;
  display:flex; align-items:center; gap:24px;
  padding:14px clamp(20px,5vw,40px);
  background:color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
  transition:background var(--skin-speed) var(--ease), border-color var(--skin-speed) var(--ease);
}
.brand { display:flex; align-items:center; gap:9px; font-weight:700; font-size:18px; }
.brand-mark { color:var(--primary); font-size:20px; filter:drop-shadow(0 0 8px var(--primary)); }
.brand-name { color:var(--text-bright); }
.brand-rs { color:var(--primary); }
.nav-links { display:flex; gap:26px; margin-left:auto; font-size:14px; }
.nav-links a { color:var(--text-dim); transition:color .2s; }
.nav-links a:hover { color:var(--primary); }
.nav-cta {
  display:inline-flex; align-items:center; gap:6px;
  padding:8px 16px; border-radius:var(--radius); font-size:14px; font-weight:600;
  color:var(--bg); background:var(--primary);
  box-shadow:var(--glow);
  transition:transform .15s var(--ease), background var(--skin-speed) var(--ease), color var(--skin-speed) var(--ease);
}
[data-theme="macos"] .nav-cta, [data-theme="gnome"] .nav-cta,
[data-theme="windows"] .nav-cta { color:#fff; }
.nav-cta:hover { transform:translateY(-2px); }
.gh-glyph { font-size:13px; }

/* ── Hero ───────────────────────────────────────────────────────────────── */
.hero {
  max-width:var(--maxw); margin:0 auto;
  display:grid; grid-template-columns:1.05fr 0.95fr; gap:clamp(30px,5vw,64px);
  align-items:center;
  padding-top:clamp(50px,7vw,90px);
}
.eyebrow {
  font-family:"JetBrains Mono", monospace; font-size:12px; letter-spacing:2.5px;
  text-transform:uppercase; color:var(--primary); margin-bottom:22px;
}
.hero-title {
  font-size:clamp(44px,7vw,82px); line-height:1.02; font-weight:700;
  letter-spacing:-2px; color:var(--text-bright); margin-bottom:24px;
}
.hero-sub { font-size:clamp(15px,1.4vw,18px); color:var(--text); max-width:30em; margin-bottom:32px; }
.hero-sub strong { color:var(--text-bright); }
.hero-actions { display:flex; flex-wrap:wrap; gap:14px; }
.btn {
  display:inline-flex; align-items:center; padding:13px 26px;
  border-radius:var(--radius); font-weight:600; font-size:15px;
  transition:transform .15s var(--ease), background var(--skin-speed) var(--ease),
             color var(--skin-speed) var(--ease), border-color var(--skin-speed) var(--ease);
}
.btn:hover { transform:translateY(-2px); }
.btn-primary { background:var(--primary); color:var(--bg); box-shadow:var(--glow); }
[data-theme="macos"] .btn-primary, [data-theme="gnome"] .btn-primary,
[data-theme="windows"] .btn-primary { color:#fff; }
.btn-ghost { color:var(--text-bright); border:1px solid var(--border-hi); }
.btn-ghost:hover { border-color:var(--primary); color:var(--primary); }

.hero-stats { display:flex; flex-wrap:wrap; gap:30px; margin-top:44px; }
.stat { display:flex; flex-direction:column; }
.stat-num { font-size:30px; font-weight:700; color:var(--primary); font-family:"JetBrains Mono", monospace; }
.stat-unit { font-size:12px; color:var(--text-dim); letter-spacing:0.5px; }

/* ── Hero faux-OS window ─────────────────────────────────────────────────── */
.hero-window {
  background:var(--surface);
  border:1px solid var(--border-hi); border-radius:calc(var(--radius) + 6px);
  box-shadow:var(--glow), 0 30px 70px #00000055;
  overflow:hidden;
  transition:background var(--skin-speed) var(--ease), border-color var(--skin-speed) var(--ease),
             box-shadow var(--skin-speed) var(--ease);
}
.win-chrome {
  display:flex; align-items:center; gap:10px; height:38px; padding:0 12px;
  background:var(--surface-hi);
  border-bottom:1px solid var(--border);
  transition:background var(--skin-speed) var(--ease);
}
.win-lights { display:none; gap:8px; }
.wl { width:12px; height:12px; border-radius:50%; }
.wl-close { background:#ff5f57; } .wl-min { background:#febc2e; } .wl-max { background:#28c840; }
.win-title { font-size:12px; font-weight:600; color:var(--text-bright); }
.win-buttons { display:flex; gap:6px; margin-left:auto; color:var(--text-dim); font-size:12px; }
.wb { width:22px; height:18px; display:grid; place-items:center; border-radius:3px; }
.wb-x:hover { background:#ff5f5733; }
/* macOS chrome: lights left, centered title, no buttons */
[data-theme="macos"] .win-lights { display:flex; }
[data-theme="macos"] .win-buttons { display:none; }
[data-theme="macos"] .win-title { flex:1; text-align:center; }
/* Jarvis chrome: bracketed, glowing */
[data-theme="jarvis"] .win-title { letter-spacing:1.5px; text-shadow:0 0 8px var(--primary); }
[data-theme="jarvis"] .win-title::before { content:"⟦ "; color:var(--primary); }
[data-theme="jarvis"] .win-title::after  { content:" ⟧"; color:var(--primary); }

.win-body { padding:18px 16px; display:flex; flex-direction:column; gap:10px; min-height:210px; background:var(--bg); transition:background var(--skin-speed) var(--ease); }
.bubble { max-width:80%; padding:10px 14px; border-radius:var(--radius); font-size:13px; line-height:1.5; }
.bubble.agent { align-self:flex-start; background:var(--surface-hi); color:var(--text); border:1px solid var(--border); }
.bubble.user { align-self:flex-end; background:var(--primary); color:var(--bg); }
[data-theme="macos"] .bubble.user, [data-theme="gnome"] .bubble.user,
[data-theme="windows"] .bubble.user { color:#fff; }
.caret { color:var(--primary); animation:blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity:0; } }
.toolcard {
  align-self:flex-start; display:flex; align-items:center; gap:8px;
  padding:7px 12px; font-family:"JetBrains Mono", monospace; font-size:11px;
  background:var(--primary-dim); border:1px solid var(--border); border-radius:var(--radius);
}
.tc-dot { width:7px; height:7px; border-radius:50%; background:var(--primary); box-shadow:0 0 6px var(--primary); }
.tc-name { color:var(--text-bright); font-weight:700; }
.tc-status { color:var(--primary); margin-left:4px; }
.win-input {
  display:flex; align-items:center; gap:10px; margin:0 14px 12px;
  padding:9px 12px; border-radius:var(--radius);
  background:var(--surface-hi); border:1px solid var(--border);
}
.wi-text { flex:1; color:var(--text-dim); font-size:13px; }
.wi-send { width:26px; height:22px; display:grid; place-items:center; border-radius:5px; background:var(--primary); color:var(--bg); font-weight:700; }
.win-taskbar {
  display:flex; align-items:center; gap:10px; padding:8px 12px;
  background:var(--surface-hi); border-top:1px solid var(--border); font-size:12px;
}
.tb-start { font-weight:700; color:var(--primary); }
.tb-task { padding:3px 12px; border:1px solid var(--border-hi); border-radius:5px; color:var(--text); }
.tb-tray { margin-left:auto; }

/* ── Section heads ──────────────────────────────────────────────────────── */
.section-head { max-width:46em; margin-bottom:48px; }
.kicker {
  font-family:"JetBrains Mono", monospace; font-size:12px; letter-spacing:2.5px;
  text-transform:uppercase; color:var(--primary); margin-bottom:14px;
}
.section-head h2 { font-size:clamp(30px,4.2vw,50px); line-height:1.08; letter-spacing:-1px; color:var(--text-bright); margin-bottom:16px; }
.lede { font-size:clamp(15px,1.4vw,18px); color:var(--text); }
.lede em { color:var(--primary); font-style:normal; }
.lede strong { color:var(--text-bright); }

/* ── Persona grid ───────────────────────────────────────────────────────── */
.persona-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:16px; }
.persona-card {
  text-align:left; cursor:pointer; font-family:inherit;
  display:flex; flex-direction:column; gap:4px;
  padding:24px; border-radius:var(--radius);
  background:var(--surface); border:1px solid var(--border); color:var(--text);
  transition:transform .2s var(--ease), border-color .2s, box-shadow .2s, background var(--skin-speed) var(--ease);
}
.persona-card:hover { transform:translateY(-4px); border-color:var(--primary); box-shadow:var(--glow); }
.pc-glyph { font-size:30px; color:var(--primary); margin-bottom:8px; filter:drop-shadow(0 0 10px var(--primary)); }
.pc-name { font-size:19px; font-weight:700; color:var(--text-bright); }
.pc-role { font-family:"JetBrains Mono", monospace; font-size:11px; letter-spacing:1.5px; text-transform:uppercase; color:var(--text-dim); margin-bottom:8px; }
.pc-desc { font-size:14px; color:var(--text); }

/* ── Tier table ─────────────────────────────────────────────────────────── */
.tier-table { border:1px solid var(--border); border-radius:var(--radius); overflow:hidden; background:var(--surface); }
.tier-row { display:grid; grid-template-columns:1fr 2.2fr 1fr 1.4fr; gap:16px; padding:16px 22px; align-items:center; border-bottom:1px solid var(--border); font-size:14px; }
.tier-row:last-child { border-bottom:none; }
.tier-head { background:var(--surface-hi); font-family:"JetBrains Mono", monospace; font-size:11px; letter-spacing:1.5px; text-transform:uppercase; color:var(--text-dim); }
.t-name { font-weight:700; color:var(--primary); }
.tier-pro { background:var(--primary-dim); }
.tier-note { margin-top:18px; font-size:14px; color:var(--text-dim); max-width:46em; }

/* ── Stack grid ─────────────────────────────────────────────────────────── */
.stack-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:16px; }
.stack-card { padding:26px; border-radius:var(--radius); background:var(--surface); border:1px solid var(--border); transition:transform .2s var(--ease), border-color .2s, background var(--skin-speed) var(--ease); }
.stack-card:hover { transform:translateY(-4px); border-color:var(--primary); }
.sc-icon { font-size:26px; margin-bottom:14px; }
.stack-card h3 { font-family:"JetBrains Mono", monospace; font-size:16px; color:var(--primary); margin-bottom:8px; }
.stack-card p { font-size:14px; color:var(--text); }

/* ── Deploy grid ────────────────────────────────────────────────────────── */
.deploy-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:16px; }
.deploy-card { padding:28px; border-radius:var(--radius); background:var(--surface); border:1px solid var(--border); transition:border-color .2s, transform .2s var(--ease), background var(--skin-speed) var(--ease); }
.deploy-card:hover { transform:translateY(-4px); border-color:var(--primary); }
.deploy-card h3 { font-size:20px; color:var(--text-bright); margin-bottom:4px; }
.dp-dev { font-family:"JetBrains Mono", monospace; font-size:12px; color:var(--primary); margin-bottom:12px; }
.deploy-card p { font-size:14px; color:var(--text); }

/* ── CTA band ───────────────────────────────────────────────────────────── */
.cta-band { max-width:var(--maxw); margin:0 auto; text-align:center; padding:clamp(60px,8vw,110px) 24px; }
.cta-band h2 { font-size:clamp(28px,4vw,46px); letter-spacing:-1px; color:var(--text-bright); margin-bottom:12px; }
.cta-band p { color:var(--text-dim); margin-bottom:28px; }
.cta-band .hero-actions { justify-content:center; }

/* ── Footer ─────────────────────────────────────────────────────────────── */
.footer {
  display:flex; flex-wrap:wrap; gap:18px; align-items:center;
  padding:28px clamp(20px,5vw,40px); border-top:1px solid var(--border);
  font-size:14px; color:var(--text-dim);
}
.foot-left { display:flex; align-items:center; gap:8px; }
.foot-left .brand-mark { font-size:16px; }
.foot-dim { color:var(--text-dim); }
.foot-right { margin-left:auto; display:flex; align-items:center; gap:14px; }
.foot-right a:hover { color:var(--primary); }
.foot-theme-label { font-family:"JetBrains Mono", monospace; font-size:11px; letter-spacing:1px; text-transform:uppercase; }
.theme-chips { display:flex; gap:7px; }
.theme-chip { width:18px; height:18px; border-radius:50%; cursor:pointer; border:2px solid transparent; transition:transform .15s, border-color .15s; }
.theme-chip:hover { transform:scale(1.2); }
.theme-chip.active { border-color:var(--text-bright); }

/* ── Scroll reveal ──────────────────────────────────────────────────────── */
.reveal { opacity:0; transform:translateY(26px); transition:opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity:1; transform:none; }

/* ── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width:860px) {
  .hero { grid-template-columns:1fr; }
  .hero-window { order:-1; }
  .nav-links { display:none; }
  .persona-grid, .stack-grid, .deploy-grid { grid-template-columns:1fr 1fr; }
  .tier-row { grid-template-columns:1fr 1.4fr; }
  .tier-row span:nth-child(3), .tier-row span:nth-child(4) { display:none; }
}
@media (max-width:540px) {
  .persona-grid, .stack-grid, .deploy-grid { grid-template-columns:1fr; }
  .hero-stats { gap:20px; }
}
@media (prefers-reduced-motion:reduce) {
  .reveal { transition:none; opacity:1; transform:none; }
  .scanlines, .caret { animation:none; }
  * { scroll-behavior:auto; }
}

/* ===========================================================================
   DOCS / SDK pages  (docs/*.html) — reuses every token above; additive only
   ===========================================================================*/

/* ── Docs landing: guide cards ──────────────────────────────────────────── */
.docs-hero { max-width:var(--maxw); margin:0 auto; padding-top:clamp(40px,6vw,72px); }
.docs-hero .eyebrow { margin-bottom:18px; }
.docs-hero h1 {
  font-size:clamp(36px,5.5vw,64px); line-height:1.04; letter-spacing:-1.5px;
  color:var(--text-bright); margin-bottom:20px;
}
.docs-hero .hero-sub { max-width:42em; }

.guide-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:16px; }
.guide-card {
  display:flex; flex-direction:column; gap:6px;
  padding:24px 26px; border-radius:var(--radius);
  background:var(--surface); border:1px solid var(--border); color:var(--text);
  transition:transform .2s var(--ease), border-color .2s, box-shadow .2s, background var(--skin-speed) var(--ease);
}
.guide-card:hover { transform:translateY(-4px); border-color:var(--primary); box-shadow:var(--glow); }
.gc-num {
  font-family:"JetBrains Mono", monospace; font-size:11px; letter-spacing:2px;
  text-transform:uppercase; color:var(--text-dim);
}
.gc-title { font-size:19px; font-weight:700; color:var(--text-bright); }
.gc-surface { font-family:"JetBrains Mono", monospace; font-size:12px; color:var(--primary); margin-bottom:4px; }
.gc-desc { font-size:14px; color:var(--text); }
.gc-go { margin-top:auto; padding-top:12px; font-size:13px; font-weight:600; color:var(--primary); }

.docs-aux { display:grid; grid-template-columns:repeat(2,1fr); gap:16px; margin-top:32px; }
.aux-card {
  padding:20px 24px; border-radius:var(--radius);
  background:var(--surface); border:1px solid var(--border);
}
.aux-card h3 { font-family:"JetBrains Mono", monospace; font-size:14px; color:var(--primary); margin-bottom:6px; }
.aux-card p { font-size:13px; color:var(--text); }
.aux-card a { color:var(--primary); }
.aux-card a:hover { text-decoration:underline; }

/* ── Guide article layout ───────────────────────────────────────────────── */
.doc-shell { max-width:920px; margin:0 auto; padding:clamp(36px,6vw,64px) clamp(20px,5vw,40px) 120px; }
.doc-back {
  display:inline-flex; align-items:center; gap:6px;
  font-family:"JetBrains Mono", monospace; font-size:12px; letter-spacing:1px;
  color:var(--text-dim); margin-bottom:28px;
}
.doc-back:hover { color:var(--primary); }

.doc-body { font-size:15.5px; line-height:1.72; color:var(--text); }
.doc-body h1 {
  font-size:clamp(30px,4.4vw,46px); line-height:1.1; letter-spacing:-1px;
  color:var(--text-bright); margin:0 0 28px;
}
.doc-body h2 {
  font-size:clamp(22px,3vw,30px); line-height:1.2; letter-spacing:-0.5px;
  color:var(--text-bright); margin:52px 0 16px; padding-bottom:8px;
  border-bottom:1px solid var(--border);
}
.doc-body h3 { font-size:19px; color:var(--text-bright); margin:34px 0 12px; }
.doc-body h4 { font-size:16px; color:var(--text-bright); margin:26px 0 10px; }
.doc-body p { margin:0 0 16px; }
.doc-body strong { color:var(--text-bright); }
.doc-body em { color:var(--primary); font-style:normal; }
.doc-body a { color:var(--primary); }
.doc-body a:hover { text-decoration:underline; }
.doc-body ul, .doc-body ol { margin:0 0 18px; padding-left:1.4em; }
.doc-body li { margin:0 0 7px; }
.doc-body li > code { word-break:break-word; }

.doc-body blockquote {
  margin:0 0 20px; padding:14px 20px;
  border-left:3px solid var(--primary);
  background:var(--primary-dim); border-radius:0 var(--radius) var(--radius) 0;
  color:var(--text);
}
.doc-body blockquote p:last-child { margin-bottom:0; }

/* Inline code reuses the base `code` rule. Code blocks: */
.doc-body pre {
  margin:0 0 22px; padding:18px 20px; overflow-x:auto;
  background:var(--surface); border:1px solid var(--border-hi);
  border-radius:var(--radius); box-shadow:var(--glow);
}
.doc-body pre code {
  display:block; color:var(--text); background:none; padding:0; border-radius:0;
  font-family:"JetBrains Mono", ui-monospace, monospace; font-size:13px; line-height:1.6;
  white-space:pre;
}
.doc-body pre .lang-tag {
  display:block; font-size:10px; letter-spacing:2px; text-transform:uppercase;
  color:var(--text-dim); margin-bottom:10px;
}

/* Tables */
.doc-body .table-wrap { overflow-x:auto; margin:0 0 24px; border:1px solid var(--border); border-radius:var(--radius); }
.doc-body table { width:100%; border-collapse:collapse; font-size:13.5px; }
.doc-body thead {
  background:var(--surface-hi); font-family:"JetBrains Mono", monospace;
  font-size:11px; letter-spacing:1px; text-transform:uppercase; color:var(--text-dim);
}
.doc-body th, .doc-body td { text-align:left; padding:11px 16px; border-bottom:1px solid var(--border); vertical-align:top; }
.doc-body tbody tr:last-child td { border-bottom:none; }
.doc-body td code { white-space:nowrap; }
.doc-body hr { border:none; border-top:1px solid var(--border); margin:40px 0; }

/* Footer "next guide" nav on articles */
.doc-nextnav { display:flex; flex-wrap:wrap; gap:14px; margin-top:56px; padding-top:28px; border-top:1px solid var(--border); }
.doc-nextnav a {
  flex:1 1 220px; padding:16px 20px; border-radius:var(--radius);
  background:var(--surface); border:1px solid var(--border);
  transition:border-color .2s, transform .2s var(--ease);
}
.doc-nextnav a:hover { border-color:var(--primary); transform:translateY(-2px); }
.doc-nextnav .nn-label { font-family:"JetBrains Mono", monospace; font-size:10px; letter-spacing:2px; text-transform:uppercase; color:var(--text-dim); display:block; margin-bottom:4px; }
.doc-nextnav .nn-title { color:var(--text-bright); font-weight:600; font-size:14px; }

@media (max-width:760px) {
  .guide-grid, .docs-aux { grid-template-columns:1fr; }
}

/* ── "APEX Signal" music CTA — silent until clicked, re-skins per persona ── */
.hero-music {
  display:inline-flex; align-items:center; gap:11px;
  margin-top:18px; padding:9px 16px;
  background:var(--primary-dim); color:var(--text-bright);
  border:1px solid var(--primary); border-radius:var(--radius);
  font:inherit; font-size:13px; line-height:1.2; cursor:pointer;
  transition:box-shadow .25s, transform .15s var(--ease), background .25s;
}
.hero-music:hover { box-shadow:var(--glow); transform:translateY(-2px); }
.hero-music em { color:var(--primary); font-style:normal; font-weight:600; }
.hm-glyph { font-size:11px; color:var(--primary); width:11px; text-align:center; }
.hm-eq { display:inline-flex; align-items:flex-end; gap:2px; height:14px; }
.hm-eq i { width:3px; height:4px; background:var(--primary); border-radius:1px; opacity:.45; }
.hero-music.playing .hm-eq i { animation:hm-bounce .9s var(--ease) infinite; opacity:1; }
.hero-music.playing .hm-eq i:nth-child(2) { animation-delay:.15s; }
.hero-music.playing .hm-eq i:nth-child(3) { animation-delay:.30s; }
.hero-music.playing .hm-eq i:nth-child(4) { animation-delay:.45s; }
@keyframes hm-bounce { 0%,100% { height:4px; } 50% { height:14px; } }
@media (prefers-reduced-motion:reduce) { .hero-music.playing .hm-eq i { animation:none; } }

/* ── Beta flag + install command (added for the v0.1.0-beta drop) ───────────── */
.beta-flag {
  display:inline-flex; align-items:center; gap:8px; margin:0 0 18px;
  padding:5px 12px; border:1px solid var(--primary); border-radius:999px;
  background:var(--primary-dim); color:var(--text-bright);
  font-size:13px; font-weight:600; text-decoration:none;
  transition:box-shadow .25s, transform .15s var(--ease);
}
.beta-flag:hover { box-shadow:var(--glow); transform:translateY(-1px); }
.bf-dot {
  width:8px; height:8px; border-radius:50%; background:var(--primary);
  box-shadow:0 0 8px var(--primary); animation:bf-pulse 2s var(--ease) infinite;
}
@keyframes bf-pulse { 0%,100% { opacity:1; } 50% { opacity:.35; } }

.install {
  display:flex; align-items:stretch; gap:0; margin:0 0 22px; max-width:640px;
  border:1px solid var(--border-hi); border-radius:var(--radius);
  background:var(--surface); overflow:hidden;
}
.install-cmd {
  flex:1; min-width:0; padding:12px 14px; background:transparent; color:var(--text-bright);
  font-size:12.5px; line-height:1.4; white-space:nowrap; overflow-x:auto; border-radius:0;
}
.install-copy {
  flex:0 0 auto; padding:0 16px; border:0; border-left:1px solid var(--border-hi);
  background:var(--primary-dim); color:var(--primary);
  font:inherit; font-size:12px; font-weight:600; cursor:pointer;
  transition:background .2s, color .2s;
}
.install-copy:hover { background:var(--primary); color:var(--bg); }
.install-copy.copied { background:var(--primary); color:var(--bg); }
.cta-band .install { margin-left:auto; margin-right:auto; }
@media (prefers-reduced-motion:reduce) { .bf-dot { animation:none; } }
