/* =========================================================================
   Horizon Alert — shared styles
   Dark, cyber, space-themed. System fonts only (no third-party requests).
   ========================================================================= */

:root {
  /* Surfaces — deep navy/black, subtly cool */
  --bg:            #05070e;
  --bg-2:          #080b16;
  --surface:       #0c1020;
  --surface-2:     #11162a;
  --line:          rgba(120, 160, 220, 0.12);
  --line-strong:   rgba(120, 170, 230, 0.24);

  /* Text */
  --text:          #eef2fb;
  --text-soft:     #aeb8d0;
  --text-mute:     #6f7a96;

  /* Accents — neon cyan + launch orange (shared chroma/lightness, varied hue) */
  --cyan:          oklch(0.82 0.14 200);
  --cyan-bright:   oklch(0.90 0.15 198);
  --cyan-dim:      oklch(0.62 0.10 205);
  --orange:        oklch(0.78 0.16 52);
  --orange-bright: oklch(0.85 0.17 55);

  --cyan-glow:     oklch(0.82 0.14 200 / 0.45);
  --orange-glow:   oklch(0.78 0.16 52 / 0.40);

  /* Type */
  --sans: ui-sans-serif, system-ui, -apple-system, "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Monaco, "Cascadia Mono", "Roboto Mono", monospace;

  /* Layout */
  --maxw: 1120px;
  --prose: 720px;
  --radius: 16px;
  --radius-lg: 24px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* Ambient page glow — fixed, behind everything */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(120% 80% at 50% -10%, rgba(20, 40, 80, 0.55), transparent 60%),
    radial-gradient(80% 50% at 85% 10%, oklch(0.78 0.16 52 / 0.10), transparent 60%),
    var(--bg);
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(120,160,220,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120,160,220,0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(120% 90% at 50% 0%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(120% 90% at 50% 0%, #000 30%, transparent 75%);
}

img, svg { max-width: 100%; display: block; }
a { color: var(--cyan-bright); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }

::selection { background: var(--cyan-glow); color: #03060d; }

:focus-visible {
  outline: 2px solid var(--cyan-bright);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---- Layout helpers ---- */
.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: 24px; }
.eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: 0;
}
.num { font-family: var(--mono); font-variant-numeric: tabular-nums; font-feature-settings: "tnum" 1; }

/* ---- Header / nav ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px) saturate(1.2);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  background: linear-gradient(180deg, rgba(5,7,14,0.85), rgba(5,7,14,0.55));
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: 64px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text);
  font-size: 1.02rem;
}
.brand:hover { text-decoration: none; }
.brand .mark {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 35%, var(--cyan-bright), var(--cyan-dim) 55%, transparent 72%);
  box-shadow: 0 0 14px var(--cyan-glow), inset 0 0 6px rgba(255,255,255,0.4);
  position: relative;
}
.brand .mark::after {
  content: "";
  position: absolute;
  inset: -5px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
}
.nav-links { display: flex; align-items: center; gap: 26px; }
.nav-links a {
  color: var(--text-soft);
  font-size: 0.9rem;
  font-weight: 500;
}
.nav-links a:hover { color: var(--text); text-decoration: none; }

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font: inherit;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 12px 20px;
  border-radius: 12px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.25s ease, border-color 0.2s ease, background 0.2s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-ghost {
  color: var(--text);
  border-color: var(--line-strong);
  background: rgba(255,255,255,0.02);
}
.btn-ghost:hover { border-color: var(--cyan); box-shadow: 0 0 24px rgba(40,80,140,0.25); }

/* App Store badge (CSS-built placeholder) */
.appstore {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  padding: 11px 20px 11px 18px;
  border-radius: 14px;
  background: linear-gradient(180deg, #0e1424, #0a0f1c);
  border: 1px solid var(--line-strong);
  color: var(--text);
  box-shadow: 0 0 0 1px rgba(0,0,0,0.4), 0 10px 30px -12px rgba(0,0,0,0.8);
  transition: transform 0.15s ease, box-shadow 0.3s ease, border-color 0.25s ease;
}
.appstore:hover {
  text-decoration: none;
  transform: translateY(-2px);
  border-color: var(--cyan);
  box-shadow: 0 0 30px -6px var(--cyan-glow), 0 14px 34px -14px rgba(0,0,0,0.9);
}
.appstore svg { width: 26px; height: 26px; color: var(--text); }
.appstore .as-text { display: flex; flex-direction: column; line-height: 1.1; text-align: left; }
.appstore .as-text small { font-size: 0.64rem; letter-spacing: 0.04em; color: var(--text-soft); }
.appstore .as-text b { font-size: 1.15rem; font-weight: 600; letter-spacing: -0.01em; }

/* ---- Sections ---- */
section { position: relative; }
.section-pad { padding-block: clamp(64px, 9vw, 120px); }

/* ---- Hero ---- */
.hero {
  position: relative;
  padding-top: clamp(56px, 9vw, 104px);
  padding-bottom: clamp(40px, 7vw, 72px);
  overflow: hidden;
}
/* horizon-glow gradient */
.hero::before {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -42%;
  transform: translateX(-50%);
  width: 160%;
  height: 90%;
  background:
    radial-gradient(60% 100% at 50% 100%, oklch(0.82 0.14 200 / 0.30), transparent 70%),
    radial-gradient(42% 80% at 38% 100%, oklch(0.78 0.16 52 / 0.18), transparent 72%);
  filter: blur(8px);
  z-index: 0;
  pointer-events: none;
}
/* thin horizon line */
.hero::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 8%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan-glow) 30%, var(--cyan-bright) 50%, var(--cyan-glow) 70%, transparent);
  opacity: 0.5;
  z-index: 0;
}
.hero .wrap { position: relative; z-index: 2; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
}
.hero h1 {
  font-size: clamp(2.6rem, 6.4vw, 4.6rem);
  line-height: 1.02;
  letter-spacing: -0.035em;
  font-weight: 800;
  margin: 18px 0 0;
  text-wrap: balance;
}
.hero h1 .glow {
  background: linear-gradient(180deg, #fff, var(--cyan-bright));
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
  text-shadow: 0 0 40px var(--cyan-glow);
}
.hero .lede {
  font-size: clamp(1.05rem, 1.6vw, 1.28rem);
  color: var(--text-soft);
  max-width: 46ch;
  margin: 22px 0 0;
  text-wrap: pretty;
}
.hero-cta { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; margin-top: 32px; }
.hero-meta {
  display: flex; gap: 28px; flex-wrap: wrap;
  margin-top: 30px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}
.hero-meta .stat .k { font-family: var(--mono); font-size: 1.35rem; font-weight: 600; color: var(--text); }
.hero-meta .stat .k .unit { color: var(--cyan); }
.hero-meta .stat .l {
  display: block; margin-top: 3px;
  font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--text-mute);
}

/* Phone mockup in hero */
.device {
  position: relative;
  justify-self: center;
  width: min(300px, 78vw);
  aspect-ratio: 300 / 620;
  border-radius: 42px;
  padding: 11px;
  background: linear-gradient(160deg, #1a2236, #0a0e1a 60%);
  border: 1px solid var(--line-strong);
  box-shadow:
    0 0 0 1px rgba(0,0,0,0.6),
    0 40px 90px -30px rgba(0,0,0,0.9),
    0 0 80px -20px var(--cyan-glow);
}
.device::before { /* notch */
  content: "";
  position: absolute; top: 20px; left: 50%; transform: translateX(-50%);
  width: 96px; height: 22px; border-radius: 12px;
  background: #05070e; z-index: 3;
}
.device-screen {
  position: relative;
  height: 100%;
  border-radius: 32px;
  overflow: hidden;
  background:
    radial-gradient(100% 60% at 50% 0%, rgba(20,44,82,0.9), transparent 60%),
    linear-gradient(180deg, #070b16, #04060d);
  display: flex;
  flex-direction: column;
}
.device-status {
  display: flex; justify-content: space-between; align-items: center;
  padding: 20px 22px 8px; font-family: var(--mono); font-size: 0.66rem; color: var(--text-soft);
}
.device-hd { padding: 8px 22px 4px; }
.device-hd .e { font-family: var(--mono); font-size: 0.6rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--cyan); }
.device-hd .t { font-size: 1.18rem; font-weight: 700; letter-spacing: -0.02em; margin-top: 4px; }
.device-feed { padding: 12px 14px; display: flex; flex-direction: column; gap: 10px; overflow: hidden; }
.feed-card {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px 13px;
  background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0));
}
.feed-card .row1 { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.feed-card .tag {
  font-family: var(--mono); font-size: 0.56rem; letter-spacing: 0.14em; text-transform: uppercase;
  padding: 3px 7px; border-radius: 999px; border: 1px solid var(--line-strong); color: var(--text-soft);
}
.feed-card.live .tag { color: var(--orange-bright); border-color: var(--orange-glow); box-shadow: 0 0 14px -4px var(--orange-glow); }
.feed-card.go .tag   { color: var(--cyan-bright); border-color: var(--cyan-glow); }
.feed-card .cd { font-family: var(--mono); font-size: 0.92rem; font-weight: 600; color: var(--text); }
.feed-card .cd .u { color: var(--cyan); }
.feed-card.live .cd .u { color: var(--orange-bright); }
.feed-card .ttl { font-size: 0.82rem; font-weight: 600; margin-top: 7px; }
.feed-card .sub { font-size: 0.68rem; color: var(--text-mute); margin-top: 2px; }
.feed-card .vis { display: flex; align-items: center; gap: 6px; margin-top: 9px; font-size: 0.64rem; color: var(--text-soft); }
.dot { width: 6px; height: 6px; border-radius: 50%; background: var(--cyan-bright); box-shadow: 0 0 8px var(--cyan-glow); }
.dot.warn { background: var(--orange-bright); box-shadow: 0 0 8px var(--orange-glow); }

/* ---- Problem band ---- */
.problem {
  text-align: center;
  padding-block: clamp(72px, 11vw, 140px);
  position: relative;
}
.problem .eyebrow { color: var(--orange); }
.problem-line {
  margin: 16px auto 0;
  max-width: 16ch;
  font-size: clamp(2rem, 5vw, 3.4rem);
}
.problem-line .strike {
  position: relative;
  white-space: nowrap;
  color: var(--text-soft);
}
.problem-line .strike::after {
  content: "";
  position: absolute;
  left: -2%; right: -2%; top: 54%;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--orange-bright), transparent);
  box-shadow: 0 0 14px var(--orange-glow);
  transform: rotate(-2deg);
}
.problem-body {
  margin: 26px auto 0;
  max-width: 60ch;
  font-size: clamp(1.05rem, 1.7vw, 1.32rem);
  color: var(--text-soft);
  line-height: 1.65;
  text-wrap: pretty;
}
.problem-body em { color: var(--text); font-style: italic; }

/* ---- Plan steps ---- */
.steps {
  list-style: none;
  margin: 48px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  counter-reset: none;
}
.step {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 30px 26px 30px;
  background: linear-gradient(180deg, var(--surface), var(--bg-2));
}
.step-no {
  display: inline-block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--cyan-bright);
  letter-spacing: 0.1em;
  padding: 5px 11px;
  border-radius: 999px;
  border: 1px solid var(--cyan-glow);
  background: rgba(40,90,140,0.10);
  box-shadow: 0 0 22px -8px var(--cyan-glow);
  margin-bottom: 18px;
}
.step h3 { font-size: 1.24rem; letter-spacing: -0.01em; margin: 0 0 9px; font-weight: 700; }
.step p { color: var(--text-soft); font-size: 0.97rem; margin: 0; }
/* connector arrows between steps on wide screens */
.step:not(:last-child)::after {
  content: "";
  position: absolute;
  right: -16px; top: 52px;
  width: 11px; height: 11px;
  border-top: 2px solid var(--line-strong);
  border-right: 2px solid var(--line-strong);
  transform: rotate(45deg);
  z-index: 2;
}

/* ---- Closing CTA band ---- */
.cta-band {
  position: relative;
  text-align: center;
  padding-block: clamp(80px, 12vw, 150px);
  overflow: hidden;
}
.cta-band::before {
  content: "";
  position: absolute;
  left: 50%; bottom: -50%;
  transform: translateX(-50%);
  width: 150%; height: 110%;
  background:
    radial-gradient(55% 100% at 50% 100%, oklch(0.82 0.14 200 / 0.28), transparent 70%),
    radial-gradient(38% 80% at 62% 100%, oklch(0.78 0.16 52 / 0.18), transparent 72%);
  filter: blur(8px);
  z-index: 0;
  pointer-events: none;
}
.cta-band .wrap { position: relative; z-index: 2; }
.cta-inner .eyebrow { color: var(--cyan); }
.cta-inner h2 {
  margin: 16px auto 0;
  max-width: 18ch;
  font-size: clamp(2rem, 5vw, 3.4rem);
}
.cta-inner h2 .glow {
  background: linear-gradient(180deg, #fff, var(--cyan-bright));
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
  text-shadow: 0 0 40px var(--cyan-glow);
}
.cta-sub {
  margin: 22px auto 34px;
  max-width: 50ch;
  font-size: clamp(1.02rem, 1.5vw, 1.2rem);
  color: var(--text-soft);
  text-wrap: pretty;
}

/* ---- Feature cards ---- */
.features-head { max-width: 640px; }
.features-head h2 { margin: 14px 0 0; }
h2 {
  font-size: clamp(1.9rem, 3.6vw, 2.9rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  font-weight: 800;
  text-wrap: balance;
}
.section-lede { color: var(--text-soft); font-size: 1.05rem; margin-top: 14px; max-width: 56ch; text-wrap: pretty; }

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 48px;
}
.card {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 26px 24px 28px;
  background: linear-gradient(180deg, var(--surface), var(--bg-2));
  overflow: hidden;
  transition: transform 0.2s ease, border-color 0.25s ease, box-shadow 0.3s ease;
}
.card:hover { transform: translateY(-3px); border-color: var(--line-strong); box-shadow: 0 24px 50px -28px rgba(0,0,0,0.9); }
.card::before {
  content: "";
  position: absolute; inset: 0 0 auto 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent, var(--cyan-glow)), transparent);
  opacity: 0.7;
}
.card .icon {
  width: 44px; height: 44px; border-radius: 12px;
  display: grid; place-items: center;
  border: 1px solid var(--line-strong);
  background: rgba(255,255,255,0.02);
  color: var(--accent, var(--cyan-bright));
  box-shadow: 0 0 22px -8px var(--accent-glow, var(--cyan-glow));
  margin-bottom: 18px;
}
.card .icon svg { width: 22px; height: 22px; }
.card h3 { font-size: 1.22rem; letter-spacing: -0.01em; margin: 0 0 8px; font-weight: 700; }
.card p { color: var(--text-soft); font-size: 0.95rem; margin: 0; }
.card .kinds { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 16px; }
.kinds span {
  font-family: var(--mono); font-size: 0.64rem; letter-spacing: 0.06em;
  padding: 4px 9px; border-radius: 999px;
  border: 1px solid var(--line); color: var(--text-soft);
  background: rgba(255,255,255,0.015);
}
.card.cyan   { --accent: var(--cyan-bright);   --accent-glow: var(--cyan-glow); }
.card.orange { --accent: var(--orange-bright); --accent-glow: var(--orange-glow); }

/* Mini map placeholder inside nearby card */
.mini-map {
  margin-top: 18px;
  border-radius: 14px;
  border: 1px solid var(--line);
  aspect-ratio: 16 / 10;
  position: relative;
  overflow: hidden;
  background:
    repeating-linear-gradient(45deg, rgba(120,160,220,0.05) 0 2px, transparent 2px 11px),
    radial-gradient(120% 90% at 50% 30%, rgba(18,40,76,0.8), #060a14);
}
.mini-map .ring {
  position: absolute; left: 50%; top: 52%; transform: translate(-50%,-50%);
  width: 56%; aspect-ratio: 1; border-radius: 50%;
  border: 1px solid var(--cyan-glow);
  box-shadow: 0 0 26px -6px var(--cyan-glow), inset 0 0 30px -10px var(--cyan-glow);
}
.mini-map .pin {
  position: absolute; left: 50%; top: 52%; transform: translate(-50%,-50%);
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--orange-bright); box-shadow: 0 0 12px var(--orange-glow);
}
.mini-map .label {
  position: absolute; left: 10px; bottom: 9px;
  font-family: var(--mono); font-size: 0.58rem; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--text-mute);
}

/* ---- Privacy blurb ---- */
.privacy-band { position: relative; }
.privacy-card {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(32px, 5vw, 56px);
  background:
    radial-gradient(120% 100% at 0% 0%, rgba(18,40,76,0.5), transparent 60%),
    linear-gradient(180deg, var(--surface), var(--bg-2));
  overflow: hidden;
}
.privacy-card h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); }
.privacy-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(28px, 5vw, 56px); align-items: center; }
.privacy-card p { color: var(--text-soft); font-size: 1.08rem; margin: 18px 0 0; text-wrap: pretty; }
.privacy-points { list-style: none; padding: 0; margin: 6px 0 0; display: grid; gap: 12px; }
.privacy-points li {
  display: flex; align-items: flex-start; gap: 12px;
  font-size: 0.97rem; color: var(--text);
}
.privacy-points .chk {
  flex: none; width: 22px; height: 22px; margin-top: 1px;
  border-radius: 6px; display: grid; place-items: center;
  color: var(--cyan-bright);
  border: 1px solid var(--cyan-glow);
  background: rgba(40,90,140,0.12);
}
.privacy-points .chk svg { width: 13px; height: 13px; }
.privacy-points b { font-weight: 600; }
.privacy-points span.d { color: var(--text-mute); }

/* ---- Footer ---- */
.site-footer {
  border-top: 1px solid var(--line);
  margin-top: 40px;
  padding-block: 48px 56px;
  background: linear-gradient(180deg, transparent, rgba(8,11,22,0.6));
}
.footer-grid { display: flex; align-items: flex-start; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
.footer-grid .tag { color: var(--text-mute); font-size: 0.9rem; margin-top: 12px; max-width: 34ch; }
.footer-links { display: flex; gap: 30px; flex-wrap: wrap; }
.footer-col h4 {
  font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--text-mute); margin: 0 0 12px; font-weight: 600;
}
.footer-col a { display: block; color: var(--text-soft); font-size: 0.92rem; margin-bottom: 9px; }
.footer-col a:hover { color: var(--text); text-decoration: none; }
.footer-bottom {
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  margin-top: 40px; padding-top: 22px; border-top: 1px solid var(--line);
  color: var(--text-mute); font-size: 0.82rem;
}
.footer-bottom .num { color: var(--text-mute); }

/* =========================================================================
   Long-form prose (privacy / terms)
   ========================================================================= */
.doc { padding-block: clamp(48px, 7vw, 88px); }
.doc-head { max-width: var(--prose); margin-inline: auto; }
.doc-head .eyebrow { color: var(--cyan); }
.doc-head h1 {
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  letter-spacing: -0.03em; font-weight: 800; line-height: 1.05;
  margin: 14px 0 0;
}
.doc-head .updated { color: var(--text-mute); font-family: var(--mono); font-size: 0.82rem; margin-top: 14px; }
.prose {
  max-width: var(--prose);
  margin: 40px auto 0;
  color: var(--text-soft);
  font-size: 1.04rem;
}
.prose h2 {
  font-size: 1.4rem; font-weight: 700; letter-spacing: -0.01em;
  color: var(--text); margin: 44px 0 12px; line-height: 1.25;
  padding-top: 22px; border-top: 1px solid var(--line);
}
.prose h2:first-of-type { border-top: 0; padding-top: 0; }
.prose h3 { font-size: 1.08rem; font-weight: 700; color: var(--text); margin: 26px 0 8px; }
.prose p { margin: 0 0 16px; text-wrap: pretty; }
.prose ul, .prose ol { margin: 0 0 16px; padding-left: 22px; }
.prose li { margin-bottom: 8px; }
.prose li::marker { color: var(--cyan); }
.prose strong { color: var(--text); font-weight: 600; }
.prose a { text-decoration: underline; text-underline-offset: 3px; }
.prose code {
  font-family: var(--mono); font-size: 0.88em;
  background: var(--surface-2); border: 1px solid var(--line);
  padding: 1px 6px; border-radius: 6px; color: var(--cyan-bright);
}
.prose hr { border: 0; border-top: 1px solid var(--line); margin: 32px 0; }
.back-link {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--text-soft); margin-top: 8px;
}
.back-link:hover { color: var(--cyan-bright); text-decoration: none; }

/* =========================================================================
   Responsive
   ========================================================================= */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .device { order: 1; margin-top: 24px; }
  .cards { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; gap: 16px; }
  .step:not(:last-child)::after {
    right: auto; left: 50%; top: auto; bottom: -14px;
    transform: translateX(-50%) rotate(135deg);
  }
  .privacy-grid { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .wrap { padding-inline: 18px; }
  .nav-links { gap: 16px; }
  .nav-links a.hide-sm { display: none; }
  .hero-meta { gap: 20px; }
  .footer-links { gap: 22px; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition: none !important; }
}