:root {
  --ink-950: #0b0d12;
  --ink-900: #12151c;
  --ink-800: #1a1f29;
  --ink-700: #232936;
  --gold-600: #a9821f;
  --gold-500: #d4af37;
  --gold-400: #e8c766;
  --gold-200: #f3e6bd;
  --emerald-500: #22c55e;
  --slate-900: #171a21;
  --slate-700: #454b58;
  --slate-600: #5c6270;
  --slate-400: #969ba8;
  --slate-200: #e2e4ea;
  --slate-100: #f0f1f5;
  --surface: #ffffff;
  --surface-alt: #f8f7f3;
  --shadow-sm: 0 8px 28px rgba(11, 13, 18, .08);
  --shadow-lg: 0 26px 70px rgba(11, 13, 18, .18);
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 30px;
  --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Nunito Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--slate-900);
  background: var(--surface);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, .brand-copy strong, .footer-col h2 { font-family: Montserrat, sans-serif; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }

.skip-link {
  position: fixed;
  left: 16px;
  top: -100px;
  z-index: 9999;
  padding: 10px 14px;
  border-radius: 10px;
  color: #fff;
  background: var(--ink-950);
}
.skip-link:focus { top: 16px; }

.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }
.section { padding: 96px 0; }
.section-tight { padding: 68px 0; }
.section-alt { background: var(--surface-alt); }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  color: var(--gold-600);
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.eyebrow::before { content: ""; width: 24px; height: 2px; background: var(--gold-500); }
.section-heading { max-width: 760px; margin-bottom: 46px; }
.section-heading h2,
.page-intro h1 {
  margin: 0 0 18px;
  color: var(--ink-950);
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.1;
  letter-spacing: -.03em;
}
.section-heading p,
.page-intro p { margin: 0; max-width: 700px; color: var(--slate-600); font-size: 1.08rem; }

.topbar {
  background: var(--ink-950);
  color: #e8e6dd;
  font-size: .84rem;
}
.topbar .container {
  min-height: 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.topbar a { color: var(--gold-400); font-weight: 700; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid rgba(255,255,255,.08);
  background: rgba(11,13,18,.97);
  backdrop-filter: blur(16px);
  transition: box-shadow .25s ease;
}
.site-header.is-scrolled { box-shadow: 0 12px 36px rgba(0,0,0,.4); }
.nav-wrap { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 12px; min-width: 190px; }
.brand-mark { height: 52px; width: auto; flex: none; max-width: 200px; }
.brand-copy { display: flex; flex-direction: column; line-height: 1.02; }
.brand-copy strong { color: var(--ink-950); font-size: 1.12rem; letter-spacing: -.02em; }
.brand-copy span { margin-top: 4px; color: var(--gold-600); font-size: .67rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.nav-links { display: flex; align-items: center; gap: 26px; }
.nav-links > a { position: relative; color: rgba(255,255,255,.88); font-size: .94rem; font-weight: 700; }
.nav-links > a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -9px;
  height: 2px;
  background: var(--gold-500);
  transition: right .2s ease;
}
.nav-links > a:hover::after,
.nav-links > a[aria-current="page"]::after { right: 0; }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--slate-200);
  border-radius: 12px;
  background: #fff;
  color: var(--ink-950);
}
.menu-toggle span,
.menu-toggle::before,
.menu-toggle::after {
  content: "";
  display: block;
  width: 20px;
  height: 2px;
  margin: 4px auto;
  background: currentColor;
  transition: transform .2s ease, opacity .2s ease;
}
.menu-toggle.is-open span { opacity: 0; }
.menu-toggle.is-open::before { transform: translateY(6px) rotate(45deg); }
.menu-toggle.is-open::after { transform: translateY(-6px) rotate(-45deg); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 48px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 13px;
  font-weight: 800;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { color: #211a05; background: linear-gradient(135deg, var(--gold-500), var(--gold-400)); box-shadow: 0 12px 30px rgba(212,175,55,.28); }
.btn-primary:hover { box-shadow: 0 16px 38px rgba(212,175,55,.38); }
.btn-dark { color: #fff; background: var(--ink-950); }
.btn-light { color: var(--ink-950); background: #fff; box-shadow: var(--shadow-sm); }
.btn-outline { color: var(--ink-950); border-color: var(--slate-200); background: transparent; }
.btn-telegram { color: #fff; background: #229ed9; box-shadow: 0 12px 28px rgba(34,158,217,.24); }
.btn-sm { min-height: 42px; padding-inline: 16px; font-size: .88rem; }
.icon { width: 19px; height: 19px; flex: 0 0 19px; }

.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 85% 20%, rgba(212,175,55,.16), transparent 30%),
    linear-gradient(135deg, #0b0d12 0%, #14171f 60%, #1b1d17 100%);
  color: #fff;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: .2;
  background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to bottom, #000, transparent 85%);
}
.hero .container { position: relative; z-index: 1; min-height: 700px; display: grid; grid-template-columns: 1.03fr .97fr; align-items: center; gap: 70px; padding-block: 80px; }
.hero-copy { max-width: 680px; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 22px;
  padding: 7px 12px;
  border: 1px solid rgba(232,199,102,.25);
  border-radius: 999px;
  color: var(--gold-200);
  background: rgba(212,175,55,.08);
  font-size: .82rem;
  font-weight: 800;
}
.hero-badge i { width: 8px; height: 8px; border-radius: 50%; background: var(--emerald-500); box-shadow: 0 0 0 6px rgba(34,197,94,.14); }
.hero h1 {
  margin: 0 0 22px;
  max-width: 720px;
  font-size: clamp(2.6rem, 5.6vw, 4.7rem);
  line-height: 1.03;
  letter-spacing: -.045em;
}
.hero h1 span { color: var(--gold-400); }
.hero-copy > p { margin: 0; max-width: 620px; color: #cfd0d6; font-size: clamp(1.05rem, 1.6vw, 1.2rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.hero-proof { display: flex; flex-wrap: wrap; gap: 22px; margin-top: 36px; color: #dcdce2; font-size: .9rem; }
.hero-proof span { display: flex; align-items: center; gap: 8px; }
.hero-proof svg { width: 18px; color: var(--gold-400); }
.hero-visual { position: relative; min-height: 520px; display: grid; place-items: center; }
.signal-orbit {
  position: absolute;
  width: 490px;
  height: 490px;
  border: 1px solid rgba(232,199,102,.16);
  border-radius: 50%;
  animation: pulse-ring 4s ease-in-out infinite;
}
.signal-orbit::before,
.signal-orbit::after {
  content: "";
  position: absolute;
  inset: 52px;
  border: inherit;
  border-radius: inherit;
}
.signal-orbit::after { inset: 110px; }
@keyframes pulse-ring { 50% { transform: scale(1.025); opacity: .72; } }
.device-card {
  position: relative;
  z-index: 2;
  width: min(100%, 450px);
  padding: 24px;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 30px;
  background: linear-gradient(160deg, rgba(255,255,255,.13), rgba(255,255,255,.05));
  box-shadow: 0 35px 90px rgba(0,0,0,.32);
  backdrop-filter: blur(18px);
}
.device-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.device-head strong { font-size: 1.05rem; }
.status { display: inline-flex; align-items: center; gap: 7px; color: #bcffd1; font-size: .77rem; font-weight: 800; }
.status::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--emerald-500); }
.coverage-map {
  position: relative;
  min-height: 255px;
  overflow: hidden;
  border-radius: 22px;
  background:
    radial-gradient(circle at 50% 45%, rgba(212,175,55,.28), transparent 15%),
    radial-gradient(circle at 50% 45%, rgba(212,175,55,.12), transparent 34%),
    linear-gradient(145deg, #22262f, #14161d);
}
.coverage-map::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px);
  background-size: 28px 28px;
}
.globe { position: absolute; left: 50%; top: 50%; width: 128px; height: 128px; transform: translate(-50%,-50%); border-radius: 50%; border: 2px solid var(--gold-400); box-shadow: 0 0 30px rgba(212,175,55,.5); }
.globe::before, .globe::after { content: ""; position: absolute; inset: 0; border: 1px solid rgba(232,199,102,.5); border-radius: 50%; }
.globe::before { transform: scaleX(.42); }
.globe::after { transform: scaleX(.75); }
.signal-bars { display: grid; grid-template-columns: repeat(4,1fr); gap: 10px; margin-top: 18px; }
.signal-bars > div { padding: 12px; border-radius: 14px; background: rgba(255,255,255,.08); }
.signal-bars span { display: block; color: #a9a9b3; font-size: .7rem; }
.signal-bars strong { font-size: .93rem; }
.floating-chip {
  position: absolute;
  z-index: 4;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 15px;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 15px;
  color: #fff;
  background: rgba(18,20,25,.88);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(12px);
  font-size: .8rem;
  font-weight: 800;
}
.floating-chip svg { width: 20px; color: var(--gold-400); }
.chip-a { left: -10px; top: 74px; }
.chip-b { right: -16px; bottom: 80px; }

.trust-strip { position: relative; z-index: 3; margin-top: -32px; }
.trust-grid {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  border: 1px solid rgba(11,13,18,.08);
  border-radius: 22px;
  background: #fff;
  box-shadow: var(--shadow-lg);
}
.trust-item { display: flex; align-items: center; gap: 13px; min-height: 108px; padding: 22px; border-right: 1px solid var(--slate-100); }
.trust-item:last-child { border-right: 0; }
.trust-icon { width: 43px; height: 43px; display: grid; place-items: center; flex: 0 0 43px; border-radius: 13px; color: var(--gold-600); background: #faf3e0; }
.trust-icon svg { width: 22px; }
.trust-item strong { display: block; color: var(--ink-950); font-size: .95rem; line-height: 1.25; }
.trust-item span { display: block; margin-top: 3px; color: var(--slate-600); font-size: .78rem; line-height: 1.35; }

.cards-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; }
.card {
  position: relative;
  overflow: hidden;
  padding: 28px;
  border: 1px solid var(--slate-100);
  border-radius: var(--radius-md);
  background: #fff;
  box-shadow: 0 10px 34px rgba(11,13,18,.055);
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.card:hover { transform: translateY(-5px); border-color: #ecdca3; box-shadow: 0 20px 48px rgba(11,13,18,.1); }
.card-icon { width: 54px; height: 54px; display: grid; place-items: center; margin-bottom: 24px; border-radius: 16px; color: var(--gold-600); background: linear-gradient(145deg, #faf3e0, #fdf9ee); }
.card-icon svg { width: 27px; }
.card h3 { margin: 0 0 10px; color: var(--ink-950); font-size: 1.18rem; letter-spacing: -.02em; }
.card p { margin: 0; color: var(--slate-600); font-size: .95rem; }

.split { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 76px; }
.check-list { display: grid; gap: 15px; margin: 26px 0 0; padding: 0; list-style: none; }
.check-list li { display: flex; gap: 12px; color: var(--slate-700); }
.check-list svg { width: 22px; flex: 0 0 22px; margin-top: 2px; color: var(--gold-600); }
.check-list strong { color: var(--ink-950); }
.info-panel {
  position: relative;
  min-height: 460px;
  overflow: hidden;
  padding: 30px;
  border-radius: var(--radius-lg);
  color: #fff;
  background: linear-gradient(145deg, var(--ink-950), #2a2411);
  box-shadow: var(--shadow-lg);
}
.info-panel::before {
  content: "";
  position: absolute;
  width: 400px;
  height: 400px;
  right: -190px;
  top: -160px;
  border-radius: 50%;
  background: rgba(212,175,55,.16);
  box-shadow: 0 0 0 60px rgba(212,175,55,.06), 0 0 0 120px rgba(212,175,55,.03);
}
.info-panel > * { position: relative; z-index: 1; }
.info-panel h3 { margin: 0 0 10px; font-size: 1.65rem; }
.info-panel p { margin: 0; color: #c8c6bd; }
.mini-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 12px; margin-top: 34px; }
.mini-card { min-height: 130px; padding: 18px; border: 1px solid rgba(255,255,255,.11); border-radius: 17px; background: rgba(255,255,255,.06); }
.mini-card svg { width: 24px; margin-bottom: 18px; color: var(--gold-400); }
.mini-card strong { display: block; }
.mini-card span { display: block; margin-top: 4px; color: #b7b6ae; font-size: .8rem; }

.stats-band { border-radius: 30px; color: #fff; background: linear-gradient(125deg, var(--ink-950), #23200f 65%, var(--ink-900)); box-shadow: var(--shadow-lg); }
.stats-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 0; padding: 52px; }
.stat { text-align: center; border-right: 1px solid rgba(255,255,255,.12); }
.stat:last-child { border-right: 0; }
.stat strong { display: block; color: var(--gold-400); font-size: clamp(2.2rem, 4vw, 3.2rem); font-family: Montserrat, sans-serif; letter-spacing: -.02em; }
.stat span { display: block; margin-top: 6px; color: #d4d3cb; font-size: .92rem; }

.process { counter-reset: steps; display: grid; grid-template-columns: repeat(4,1fr); gap: 0; }
.process-step { position: relative; padding: 28px 24px 28px 0; }
.process-step:not(:last-child)::after { content: ""; position: absolute; top: 51px; left: 64px; right: 18px; height: 1px; background: linear-gradient(90deg, var(--gold-500), var(--slate-200)); }
.step-number { position: relative; z-index: 1; width: 48px; height: 48px; display: grid; place-items: center; margin-bottom: 23px; border-radius: 15px; color: #211a05; background: var(--gold-500); box-shadow: 0 10px 26px rgba(212,175,55,.28); font-weight: 900; }
.process-step h3 { margin: 0 0 8px; color: var(--ink-950); font-size: 1.05rem; }
.process-step p { margin: 0; color: var(--slate-600); font-size: .92rem; }

.manifesto { position: relative; overflow: hidden; padding: 76px 0; color: #fff; background: linear-gradient(135deg, var(--ink-950), #1c1a10); text-align: center; }
.manifesto::after { content: ""; position: absolute; width: 520px; height: 520px; left: 50%; top: -280px; transform: translateX(-50%); border-radius: 50%; background: rgba(212,175,55,.08); box-shadow: 0 0 0 80px rgba(212,175,55,.03); }
.manifesto-inner { position: relative; z-index: 1; max-width: 860px; margin-inline: auto; }
.manifesto blockquote { margin: 0 0 20px; font-family: Montserrat, sans-serif; font-size: clamp(1.6rem, 4vw, 2.6rem); font-weight: 800; letter-spacing: -.03em; line-height: 1.2; }
.manifesto blockquote span { color: var(--gold-400); }
.manifesto p { margin: 0; color: #c7c6be; font-size: 1rem; max-width: 620px; margin-inline: auto; }

.faq { display: grid; gap: 12px; max-width: 920px; }
.faq-item { border: 1px solid var(--slate-200); border-radius: 15px; background: #fff; }
.faq-item summary { position: relative; padding: 20px 54px 20px 20px; color: var(--ink-950); font-weight: 800; cursor: pointer; list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; position: absolute; right: 20px; top: 50%; transform: translateY(-50%); color: var(--gold-600); font-size: 1.35rem; }
.faq-item[open] summary::after { content: "–"; }
.faq-item p { margin: 0; padding: 0 20px 20px; color: var(--slate-600); }

.contact-layout { display: grid; grid-template-columns: .84fr 1.16fr; gap: 58px; align-items: start; }
.contact-cards { display: grid; gap: 13px; margin-top: 30px; }
.contact-card { display: flex; align-items: center; gap: 15px; padding: 18px; border: 1px solid var(--slate-100); border-radius: 16px; background: #fff; }
.contact-card .card-icon { width: 45px; height: 45px; flex: 0 0 45px; margin: 0; }
.contact-card strong { display: block; color: var(--ink-950); }
.contact-card span { display: block; color: var(--slate-600); font-size: .84rem; }
.form-card { padding: 34px; border: 1px solid var(--slate-100); border-radius: 24px; background: #fff; box-shadow: var(--shadow-lg); }
.form-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 18px; }
.form-field { display: grid; gap: 7px; }
.form-field.full { grid-column: 1 / -1; }
.form-field label { color: var(--ink-950); font-size: .84rem; font-weight: 800; }
.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  min-height: 50px;
  padding: 12px 14px;
  border: 1px solid #d8d6cc;
  border-radius: 12px;
  outline: none;
  color: var(--slate-900);
  background: #fff;
  transition: border-color .18s ease, box-shadow .18s ease;
}
.form-field textarea { min-height: 130px; resize: vertical; }
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus { border-color: var(--gold-500); box-shadow: 0 0 0 4px rgba(212,175,55,.14); }
.form-hint { margin: 14px 0 0; color: var(--slate-600); font-size: .78rem; }
.form-status { min-height: 24px; margin-top: 12px; color: var(--gold-600); font-size: .84rem; font-weight: 700; }

.site-footer { margin-top: 96px; color: #c2c1b9; background: var(--ink-950); }
.footer-main { display: grid; grid-template-columns: 1.25fr .75fr .75fr 1fr; gap: 42px; padding: 64px 0 42px; }
.footer-brand .brand-copy strong { color: #fff; }
.footer-brand p { max-width: 330px; margin: 20px 0 0; color: #a6a59c; font-size: .9rem; }
.footer-col h2 { margin: 0 0 17px; color: #fff; font-size: .88rem; letter-spacing: .07em; text-transform: uppercase; }
.footer-col a { display: block; margin: 8px 0; color: #b6b5ac; font-size: .88rem; }
.footer-col a:hover { color: var(--gold-400); }
.footer-social { display: flex; gap: 10px; margin-top: 18px; }
.footer-social a { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 50%; background: rgba(255,255,255,.08); }
.footer-social a:hover { background: var(--gold-500); }
.footer-social svg { width: 18px; color: #fff; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 20px 0 26px; border-top: 1px solid rgba(255,255,255,.08); color: #8f8e86; font-size: .78rem; }
.footer-bottom a { color: #bdbcb3; }

.telegram-float {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 999;
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: #229ed9;
  box-shadow: 0 14px 34px rgba(34,158,217,.36);
  transition: transform .18s ease;
}
.telegram-float:hover { transform: translateY(-4px) scale(1.03); }
.telegram-float svg { width: 28px; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 1050px) {
  .nav-links { position: fixed; inset: 114px 20px auto; display: none; padding: 20px; border: 1px solid var(--slate-100); border-radius: 18px; background: #fff; box-shadow: var(--shadow-lg); }
  .nav-links.is-open { display: grid; gap: 6px; }
  .nav-links > a { padding: 12px; }
  .nav-links > a::after { display: none; }
  .menu-toggle { display: block; }
  .nav-actions .btn { display: none; }
  .hero .container { grid-template-columns: 1fr; min-height: auto; gap: 30px; padding-block: 76px 100px; }
  .hero-copy { max-width: 800px; }
  .hero-visual { min-height: 480px; }
  .trust-grid { grid-template-columns: repeat(2,1fr); }
  .trust-item:nth-child(2) { border-right: 0; }
  .trust-item:nth-child(-n+2) { border-bottom: 1px solid var(--slate-100); }
  .split { gap: 45px; }
  .cards-4 { grid-template-columns: repeat(2,1fr); }
  .stats-grid { grid-template-columns: 1fr; padding: 36px; gap: 26px; }
  .stat { border-right: 0; border-bottom: 1px solid rgba(255,255,255,.12); padding-bottom: 22px; }
  .stat:last-child { border-bottom: 0; padding-bottom: 0; }
  .footer-main { grid-template-columns: 1.2fr 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .contact-layout { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .container { width: min(calc(100% - 28px), var(--container)); }
  .section { padding: 72px 0; }
  .section-tight { padding: 52px 0; }
  .topbar .container { min-height: 42px; justify-content: center; text-align: center; }
  .topbar span:last-child { display: none; }
  .nav-wrap { min-height: 70px; }
  .brand { min-width: 0; }
  .brand-mark { width: 40px; height: 40px; flex-basis: 40px; }
  .nav-links { inset: 112px 14px auto; }
  .hero .container { padding-block: 64px 88px; }
  .hero h1 { font-size: clamp(2.4rem, 13vw, 3.6rem); }
  .hero-actions .btn { width: 100%; }
  .hero-proof { display: grid; gap: 10px; }
  .hero-visual { min-height: 390px; }
  .signal-orbit { width: 380px; height: 380px; }
  .device-card { padding: 18px; }
  .chip-a { left: -4px; top: 20px; }
  .chip-b { right: -2px; bottom: 20px; }
  .floating-chip { padding: 9px 11px; font-size: .72rem; }
  .coverage-map { min-height: 220px; }
  .trust-strip { margin-top: -24px; }
  .trust-grid { grid-template-columns: 1fr; }
  .trust-item { min-height: 90px; border-right: 0; border-bottom: 1px solid var(--slate-100); }
  .trust-item:last-child { border-bottom: 0; }
  .cards-4, .split, .form-grid { grid-template-columns: 1fr; }
  .form-field.full { grid-column: auto; }
  .process { grid-template-columns: 1fr; }
  .process-step { display: grid; grid-template-columns: 52px 1fr; column-gap: 16px; padding: 14px 0; }
  .process-step:not(:last-child)::after { top: 61px; bottom: -4px; left: 24px; right: auto; width: 1px; height: auto; }
  .step-number { grid-row: 1 / span 2; }
  .process-step h3 { padding-top: 5px; }
  .footer-main { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-bottom { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 480px) {
  .signal-bars { grid-template-columns: repeat(2,1fr); }
  .mini-grid { grid-template-columns: 1fr; }
  .info-panel { min-height: auto; }
  .footer-main { grid-template-columns: 1fr; }
  .telegram-float { width: 54px; height: 54px; right: 14px; bottom: 14px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ── eBook band ─────────────────────────────────────────────────── */
.ebook-band { background: linear-gradient(125deg, var(--ink-950), #1d1b0b 55%, var(--ink-900)); padding: 72px 0; color: #fff; }
.ebook-band-inner { display: flex; align-items: center; gap: 40px; flex-wrap: wrap; }
.ebook-band-icon { color: var(--gold-400); flex-shrink: 0; }
.ebook-band-copy { flex: 1; min-width: 240px; }
.ebook-band-copy .eyebrow { color: var(--gold-400); }
.ebook-band-copy h2 { margin: 10px 0 12px; font-size: clamp(1.4rem, 2.8vw, 2rem); letter-spacing: -.025em; color: #fff; line-height: 1.25; }
.ebook-band-copy p { margin: 0; color: #c8c7be; max-width: 520px; }
@media (max-width: 640px) { .ebook-band-inner { flex-direction: column; text-align: center; } .ebook-band-icon { display: none; } .ebook-band-inner .btn { width: 100%; } }