/* =========================================================================
   zbag.app landing — instrument-panel aesthetic
   Ported from the bagz Flutter mocks ("Busy Bar" / "Nothing" direction).
   Brand law: dark-first, square corners (radius 0), two fonts only
   (Syne display + JetBrains Mono), accents scarce and meaningful.
   ========================================================================= */

:root {
  /* --- canonical brand palette (lib/core/brand.dart) --- */
  --bg:        #151517;            /* warm near-black chassis */
  --bg-2:      #1b1b1e;            /* slightly raised section */
  --lens:      #0a0a0b;            /* true-black device "lens" / void */
  --elevated:  #28282a;            /* elevated surface */
  --fg:        #f5f5f5;            /* foreground ink */
  --bone:      #f4f2ee;            /* chassis off-white (light section) */

  --yellow:    #fffb6e;           /* primary accent / touch + broadcast */
  --cyan:      #6eddff;           /* secondary accent / links */
  --green:     #6ee787;           /* ok / shielded / synced */
  --amber:     #ffb44c;           /* locked / pending / caution */
  --red:       #ff6e6e;           /* exposed / alert */
  --off-dot:   #2a2a2d;           /* unlit LED dot */

  /* --- derived inks --- */
  --fg-dim:    rgba(245, 245, 245, 0.58);
  --fg-faint:  rgba(245, 245, 245, 0.32);
  --fg-ghost:  rgba(245, 245, 245, 0.14);
  --hair:      rgba(245, 245, 245, 0.10);
  --hair-2:    rgba(245, 245, 245, 0.06);

  --ink:       #16161a;           /* ink on bone */
  --ink-dim:   rgba(22, 22, 26, 0.62);
  --ink-hair:  rgba(22, 22, 26, 0.14);

  --display: 'Syne', system-ui, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, 'SFMono-Regular', monospace;

  --maxw: 1200px;
  --gutter: clamp(20px, 5vw, 64px);
}

/* ----------------------------------------------------------------- reset */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  font-family: var(--mono);
  background: var(--bg);
  color: var(--fg);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
img, canvas, svg { display: block; max-width: 100%; }
::selection { background: var(--yellow); color: var(--bg); }

/* faint instrument grid behind everything */
body::before {
  content: "";
  position: fixed; inset: 0;
  background-image:
    linear-gradient(var(--hair-2) 1px, transparent 1px),
    linear-gradient(90deg, var(--hair-2) 1px, transparent 1px);
  background-size: 64px 64px;
  pointer-events: none;
  z-index: 0;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 30%, transparent 75%);
}

/* ----------------------------------------------------------- primitives */
.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); position: relative; z-index: 1; }

.mono { font-family: var(--mono); }
.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--fg-dim);
}
.eyebrow .tick { color: var(--yellow); }

.section-tag {
  display: flex; align-items: baseline; gap: 14px;
  font-family: var(--mono);
  font-size: 11px; letter-spacing: 0.28em; text-transform: uppercase;
  color: var(--fg-faint);
}
.section-tag b { color: var(--yellow); font-weight: 700; }
.section-tag .rule { flex: 1; height: 1px; background: var(--hair); align-self: center; }

h1, h2, h3 { font-family: var(--display); font-weight: 600; line-height: 1.02; letter-spacing: -0.01em; }
h2 { font-size: clamp(30px, 4.4vw, 52px); font-weight: 700; }
p { color: var(--fg-dim); }

/* segmented indicator (echoes app top-right "▮▮▮▮▮") */
.segs { display: inline-flex; gap: 3px; }
.segs i { width: 8px; height: 13px; background: var(--fg-ghost); display: block; }
.segs i.on { background: var(--yellow); }
.segs.cyan i.on { background: var(--cyan); }

/* a tiny dot-grid brand mark */
.dotmark {
  display: inline-grid; grid-template-columns: repeat(3, 4px); gap: 2px;
  width: max-content;
}
.dotmark span { width: 4px; height: 4px; background: var(--yellow); }
.dotmark span.d { background: var(--off-dot); }

/* status dot */
.live { display: inline-block; width: 7px; height: 7px; background: var(--green); box-shadow: 0 0 0 0 rgba(110,231,135,.5); animation: pulse 2.4s ease-out infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(110,231,135,.45);} 70%{ box-shadow: 0 0 0 7px rgba(110,231,135,0);} 100%{ box-shadow:0 0 0 0 rgba(110,231,135,0);} }

/* buttons */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 13px; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase;
  padding: 13px 22px; border: 1px solid transparent;
  transition: transform .12s ease, background .15s ease, color .15s ease, border-color .15s ease;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-pill { border-radius: 999px; }
.btn-primary { background: var(--yellow); color: var(--bg); }
.btn-primary:hover { background: #fffd9c; }
.btn-ghost { border-color: var(--hair); color: var(--fg); }
.btn-ghost:hover { border-color: var(--fg-dim); }
.btn .glyph { font-size: 14px; }

/* ----------------------------------------------------------------- chrome/nav */
.nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(12px);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  border-bottom: 1px solid var(--hair);
}
.nav-inner {
  max-width: var(--maxw); margin-inline: auto; padding: 14px var(--gutter);
  display: flex; align-items: center; gap: 22px;
}
.brand { display: inline-flex; align-items: center; gap: 11px; }
.brand .word { font-family: var(--display); font-weight: 800; font-size: 21px; letter-spacing: -0.02em; }
.brand .word .app { color: var(--fg-faint); font-weight: 500; }
.brand .sub {
  font-family: var(--mono); font-size: 9.5px; letter-spacing: 0.34em;
  color: var(--fg-faint); text-transform: uppercase;
  border-left: 1px solid var(--hair); padding-left: 11px; align-self: stretch;
  display: flex; align-items: center;
}
.nav-links { display: flex; gap: 26px; margin-left: 12px; }
.nav-links a {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--fg-dim); transition: color .15s ease;
}
.nav-links a:hover { color: var(--fg); }
.nav-right { margin-left: auto; display: flex; align-items: center; gap: 16px; }
/* ----------------------------------------------------------------- hero */
.hero { padding: clamp(34px, 6vw, 70px) 0 clamp(40px, 6vw, 80px); }

/* broadcast lens bar */
.broadcast {
  position: relative; background: var(--lens);
  border: 1px solid var(--hair);
  padding: 22px clamp(18px, 3vw, 34px);
  display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: clamp(16px, 3vw, 40px);
  overflow: hidden;
}
.broadcast::after { /* tick scale along the bottom edge */
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 8px;
  background: repeating-linear-gradient(90deg, var(--hair) 0 1px, transparent 1px 13px);
  opacity: .6;
}
.broadcast .bc-label { font-family: var(--mono); font-size: 11px; letter-spacing: 0.24em; color: var(--fg-faint); text-transform: uppercase; display: flex; align-items: center; gap: 10px; }
.broadcast .bc-label .arrow { color: var(--yellow); }
.broadcast .bc-word { justify-self: center; width: 100%; max-width: 560px; }
.broadcast .bc-word canvas { width: 100%; height: auto; }
.broadcast .bc-meta { font-family: var(--mono); font-size: 11px; letter-spacing: 0.18em; color: var(--fg-faint); text-align: right; }
.broadcast .bc-meta b { color: var(--cyan); font-weight: 500; }

/* hero body */
.hero-grid {
  margin-top: clamp(28px, 4vw, 48px);
  display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(28px, 5vw, 64px); align-items: center;
}
.hero-copy .eyebrow { margin-bottom: 20px; }
.hero-copy h1 {
  font-size: clamp(38px, 6vw, 72px); font-weight: 700; line-height: 0.98;
  letter-spacing: -0.025em; margin-bottom: 22px;
}
.hero-copy h1 .em { color: var(--yellow); }
.hero-copy .lede { font-size: clamp(15px, 1.6vw, 18px); max-width: 46ch; color: var(--fg-dim); }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin: 30px 0 26px; }
.statusline {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  background: var(--lens); border: 1px solid var(--hair); padding: 12px 16px;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--fg-dim);
}
.statusline .sep { color: var(--fg-ghost); }
.statusline b { color: var(--amber); font-weight: 500; }

/* ------------------------------------------------- wallet readout card */
.readout { background: var(--bg-2); border: 1px solid var(--hair); }
.readout .titlebar {
  display: flex; align-items: center; gap: 10px; padding: 11px 14px;
  border-bottom: 1px solid var(--hair); font-family: var(--mono);
  font-size: 10.5px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--fg-dim);
}
.readout .titlebar .dot { width: 8px; height: 8px; background: var(--off-dot); }
.readout .titlebar .dot.y { background: var(--yellow); }
.readout .titlebar .grow { flex: 1; }
.readout .body { padding: 16px; display: grid; gap: 14px; }

/* lens within the card (lit display window) */
.lens {
  background: var(--lens); border: 1px solid var(--hair-2); padding: 16px;
  position: relative;
}
.lens .lbl { font-family: var(--mono); font-size: 10px; letter-spacing: 0.24em; text-transform: uppercase; color: var(--fg-faint); margin-bottom: 10px; }
.balrow { display: flex; align-items: baseline; gap: 10px; }
.balance { font-family: var(--mono); font-weight: 700; font-size: clamp(34px, 5vw, 46px); letter-spacing: 0.02em; color: var(--green); line-height: 1; }
.balance .unit { font-size: 0.42em; color: var(--fg-dim); letter-spacing: 0.18em; margin-left: 4px; }
.splits { display: flex; gap: 26px; margin-top: 14px; }
.split .k { font-family: var(--mono); font-size: 9.5px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--fg-faint); }
.split .v { font-family: var(--mono); font-size: 15px; color: var(--fg); margin-top: 3px; }
.split .v.zero { color: var(--fg-faint); }

/* private amounts: blurred by default; revealed on hover / keyboard focus of
   the card, or by toggling the peek button. The Block value (public chain tip)
   is never blurred. Screen readers still get the real text (blur is visual). */
.priv { display: inline-block; filter: blur(0.32em); transition: filter .2s ease; }
.readout:hover .priv,
.readout:focus-within .priv,
.readout.revealed .priv { filter: blur(0); }

.balrow .peek {
  margin-left: auto; align-self: center;
  width: 28px; height: 28px; display: grid; place-items: center;
  border: 1px solid var(--hair); color: var(--fg-faint);
  transition: color .15s ease, border-color .15s ease;
}
.balrow .peek:hover { color: var(--fg-dim); border-color: var(--fg-faint); }
.balrow .peek svg { width: 15px; height: 15px; }
.balrow .peek .i-eye { display: none; }
.readout:hover .peek .i-eye,
.readout.revealed .peek .i-eye { display: block; }
.readout:hover .peek .i-eye-off,
.readout.revealed .peek .i-eye-off { display: none; }

/* live chain tip (public block height) */
.split .v .tip { font-variant-numeric: tabular-nums; transition: opacity .2s ease; }
.split .v .tip.stale { opacity: .55; }

/* redaction block (privacy motif) */
.redact { display: inline-block; height: 0.74em; background: var(--fg); vertical-align: middle; border-radius: 0; opacity: .92; }
.lens.lens-broadcast { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.lens.lens-broadcast .bword { font-family: var(--display); font-weight: 800; letter-spacing: 0.12em; color: var(--yellow); font-size: 18px; }
.lens.lens-broadcast .sub { font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em; color: var(--green); text-transform: uppercase; }

/* mini posture strip in the card */
.mini-posture { display: grid; gap: 9px; }
.mini-row { display: grid; grid-template-columns: auto auto 1fr; align-items: center; gap: 10px; }
.bars { display: inline-flex; gap: 2px; }
.bars i { width: 5px; height: 12px; background: var(--off-dot); }
.bars i.on { background: var(--green); }
.bars.amber i.on { background: var(--amber); }
.mini-row .code { font-family: var(--mono); font-size: 10px; letter-spacing: 0.1em; color: var(--fg-dim); width: 2.4em; }
.mini-row .cap { font-family: var(--mono); font-size: 10.5px; color: var(--fg-faint); letter-spacing: 0.04em; text-align: right; }

/* sync dial + actions */
.card-foot { display: grid; grid-template-columns: 1fr auto; gap: 14px; align-items: center; }
.dial { --p: 100; width: 78px; height: 78px; border-radius: 50%; display: grid; place-items: center; position: relative;
  background:
    radial-gradient(closest-side, var(--bg-2) 78%, transparent 79%),
    conic-gradient(var(--green) calc(var(--p) * 1%), var(--off-dot) 0);
}
.dial::before { content: ""; position: absolute; inset: -3px; border-radius: 50%;
  background: repeating-conic-gradient(var(--hair) 0deg 2deg, transparent 2deg 9deg); mask: radial-gradient(closest-side, transparent 88%, #000 89%); }
.dial .num { font-family: var(--mono); font-size: 15px; font-weight: 700; color: var(--fg); }
.dial .cap { position: absolute; bottom: -18px; left: 50%; transform: translateX(-50%); font-family: var(--mono); font-size: 9px; letter-spacing: 0.2em; color: var(--green); white-space: nowrap; }
.card-actions { display: grid; gap: 10px; }
.mini-btn { font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; padding: 11px 18px; text-align: center; border-radius: 999px; }
.mini-btn.solid { background: var(--yellow); color: var(--bg); font-weight: 600; }
.mini-btn.line { border: 1px solid var(--hair); color: var(--fg-dim); }

/* ----------------------------------------------------------------- generic section */
.section { padding: clamp(56px, 9vw, 110px) 0; position: relative; }
.section-head { max-width: 720px; margin-bottom: clamp(34px, 5vw, 56px); }
.section-head h2 { margin: 20px 0 16px; }
.section-head p { font-size: clamp(15px, 1.5vw, 17px); }
.section + .section { border-top: 1px solid var(--hair); }

/* ---- posture (five layers) ---- */
.posture-list { display: grid; gap: 0; border-top: 1px solid var(--hair); }
.p-row {
  display: grid; grid-template-columns: 132px 1fr; gap: clamp(16px, 4vw, 56px); align-items: center;
  padding: clamp(18px, 2.4vw, 26px) 0; border-bottom: 1px solid var(--hair);
}
.p-left { display: flex; align-items: center; gap: 16px; }
.p-bars { display: inline-flex; gap: 3px; align-items: flex-end; }
.p-bars i { width: 7px; background: var(--off-dot); }
.p-bars i.on { background: var(--green); }
.p-bars i:nth-child(1){height:10px} .p-bars i:nth-child(2){height:14px} .p-bars i:nth-child(3){height:18px} .p-bars i:nth-child(4){height:22px} .p-bars i:nth-child(5){height:26px}
.p-name { font-family: var(--display); font-weight: 600; font-size: 17px; letter-spacing: 0.02em; }
.p-right { display: flex; align-items: center; gap: 18px; }
.p-code { font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em; color: var(--green); border: 1px solid var(--hair); padding: 3px 8px; }
.p-cap { font-family: var(--mono); font-size: 13.5px; color: var(--fg-dim); letter-spacing: 0.01em; }
.posture-foot { margin-top: 22px; font-family: var(--mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--fg-faint); display: flex; gap: 10px; align-items: center; }

/* ---- features grid ---- */
.feat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--hair); border: 1px solid var(--hair); }
.feat {
  background: var(--bg); padding: clamp(22px, 2.6vw, 32px);
  display: flex; flex-direction: column; gap: 14px; min-height: 230px;
  transition: background .18s ease;
}
.feat:hover { background: var(--bg-2); }
.feat .f-top { display: flex; align-items: center; justify-content: space-between; }
.feat .f-idx { font-family: var(--mono); font-size: 11px; letter-spacing: 0.2em; color: var(--fg-faint); }
.feat .f-glyph { width: 34px; height: 34px; display: grid; place-items: center; border: 1px solid var(--hair); color: var(--yellow); }
.feat .f-glyph svg { width: 18px; height: 18px; }
.feat h3 { font-family: var(--display); font-weight: 600; font-size: 19px; letter-spacing: 0.01em; }
.feat p { font-size: 13.5px; line-height: 1.55; color: var(--fg-dim); flex: 1; }
.feat .f-spec { font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--fg-faint); border-top: 1px dashed var(--hair); padding-top: 12px; }
.feat .f-spec b { color: var(--cyan); font-weight: 500; }

/* ---- observers strip ---- */
.obs-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.obs { background: var(--lens); border: 1px solid var(--hair); padding: 18px; min-height: 200px; display: flex; flex-direction: column; gap: 14px; }
.obs .o-who { font-family: var(--mono); font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--fg-dim); display: flex; align-items: center; gap: 8px; }
.obs .o-lines { display: grid; gap: 7px; flex: 1; }
.obs .o-lines .ln { height: 10px; background: var(--fg); opacity: .8; }
.obs .o-lines .ln.s { width: 55%; } .obs .o-lines .ln.m { width: 78%; } .obs .o-lines .ln.l { width: 92%; }
.obs .o-verdict { font-family: var(--mono); font-size: 12px; letter-spacing: 0.06em; color: var(--green); display: flex; align-items: center; gap: 8px; }
/* the You card is legible on purpose: a clear mini-ledger, not redacted bars,
   so it reads as the inverse of the three "they see scrambled blocks" cards. */
.obs.you .o-ledger { display: grid; align-content: start; flex: 1; }
.obs.you .o-tx { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; padding: 8px 0; border-bottom: 1px solid var(--hair); font-family: var(--mono); font-size: 12.5px; letter-spacing: 0.02em; }
.obs.you .o-tx:first-child { padding-top: 0; }
.obs.you .o-tx .t { color: var(--fg-faint); font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; }
.obs.you .o-tx .a { color: var(--fg); font-variant-numeric: tabular-nums; }
.obs.you .o-tx.bal { border-bottom: 0; }
.obs.you .o-tx.bal .a { color: var(--yellow); }
.obs.you .o-who { color: var(--yellow); }
.obs.you .o-verdict { color: var(--yellow); }

/* ---- waitlist (bone chassis) ---- */
.waitlist { background: var(--bone); color: var(--ink); border-top: 1px solid var(--ink-hair); }
.waitlist .wl-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(30px, 5vw, 64px); align-items: center; }
.waitlist .section-tag { color: var(--ink-dim); }
.waitlist .section-tag b { color: #b8860b; }
.waitlist .section-tag .rule { background: var(--ink-hair); }
.waitlist h2 { color: var(--ink); margin: 18px 0 16px; }
.waitlist p { color: var(--ink-dim); font-size: 15px; max-width: 44ch; }
.waitlist .wl-note { font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em; color: var(--ink-dim); margin-top: 18px; line-height: 1.7; }
.waitlist .wl-note b { color: var(--ink); font-weight: 600; }

.wl-form { background: var(--lens); padding: 22px; border: 1px solid #000; }
.wl-form .wl-cap { font-family: var(--mono); font-size: 10px; letter-spacing: 0.24em; text-transform: uppercase; color: var(--fg-faint); margin-bottom: 14px; display: flex; justify-content: space-between; }
.wl-form .wl-cap .count { color: var(--green); }
.field { display: flex; gap: 0; border: 1px solid var(--hair); }
.field input[type=email] {
  flex: 1; background: transparent; border: none; outline: none;
  font-family: var(--mono); font-size: 14px; color: var(--fg);
  padding: 15px 16px; letter-spacing: 0.02em;
}
.field input::placeholder { color: var(--fg-faint); }
.field button { background: var(--yellow); color: var(--bg); font-family: var(--mono); font-weight: 700; font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; padding: 0 22px; transition: background .15s ease; }
.field button:hover { background: #fffd9c; }
.field input:focus-visible { box-shadow: inset 0 0 0 1px rgba(255,251,110,.45); }
.field.busy button { opacity: .6; pointer-events: none; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.wl-msg { font-family: var(--mono); font-size: 12px; letter-spacing: 0.04em; margin-top: 14px; min-height: 1.2em; }
.wl-msg.ok { color: var(--green); }
.wl-msg.err { color: var(--red); }
.wl-msg.info { color: var(--cyan); }
.wl-form .privacy { font-family: var(--mono); font-size: 10px; letter-spacing: 0.06em; color: var(--fg-faint); margin-top: 16px; line-height: 1.7; }

/* ----------------------------------------------------------------- footer */
.footer { background: var(--bg); border-top: 1px solid var(--hair); padding: clamp(48px, 6vw, 72px) 0 36px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; }
.foot-brand .word { font-family: var(--display); font-weight: 800; font-size: 24px; letter-spacing: -0.02em; }
.foot-brand .word .app { color: var(--fg-faint); font-weight: 500; }
.foot-brand p { font-family: var(--mono); font-size: 12px; color: var(--fg-faint); margin-top: 14px; max-width: 30ch; line-height: 1.7; letter-spacing: 0.02em; }
.foot-col h4 { font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--fg-faint); margin-bottom: 16px; font-weight: 500; }
.foot-col a { display: block; font-family: var(--mono); font-size: 13px; color: var(--fg-dim); padding: 5px 0; transition: color .15s ease; letter-spacing: 0.02em; }
.foot-col a:hover { color: var(--yellow); }
.foot-bar {
  margin-top: clamp(40px, 6vw, 64px); padding-top: 22px; border-top: 1px solid var(--hair);
  display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between;
  font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--fg-faint);
}
.foot-bar .l { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.foot-bar .sep { color: var(--fg-ghost); }
.foot-bar a { color: var(--fg-dim); }
.foot-bar a:hover { color: var(--cyan); }

/* ----------------------------------------------------------------- responsive */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; }
  .readout { max-width: 480px; }
  .feat-grid { grid-template-columns: repeat(2, 1fr); }
  .obs-grid { grid-template-columns: repeat(2, 1fr); }
  .waitlist .wl-grid { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .foot-brand { grid-column: 1 / -1; }
}
@media (max-width: 720px) {
  .nav-links { display: none; }
  .brand .sub { display: none; }
  .broadcast { grid-template-columns: 1fr; text-align: left; gap: 14px; }
  .broadcast .bc-meta { text-align: left; }
  .p-row { grid-template-columns: 1fr; gap: 14px; }
  .p-right { flex-wrap: wrap; gap: 10px; }
}
@media (max-width: 540px) {
  .feat-grid { grid-template-columns: 1fr; }
  .obs-grid { grid-template-columns: 1fr; }
  .hero-cta .btn { flex: 1; justify-content: center; }
}

/* ----------------------------------------------------------------- a11y/motion */
@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; animation: none !important; transition: none !important; }
}
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 2px; }
.skip { position: absolute; left: -9999px; top: 0; background: var(--yellow); color: var(--bg); padding: 10px 16px; font-family: var(--mono); font-size: 12px; z-index: 100; }
.skip:focus { left: 8px; top: 8px; }