@font-face {
  font-family: "Manrope";
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  src: url("fonts/manrope-cyrillic.woff2") format("woff2");
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face {
  font-family: "Manrope";
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  src: url("fonts/manrope-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  --bg: #08060f;
  --bg-soft: #0d0a18;
  --surface: #141024;
  --surface-2: #1a1430;
  --surface-3: #211936;
  --text: #f6f3ff;
  --muted: #a89fc2;
  --muted-2: #776e91;
  --line: rgba(255, 255, 255, 0.09);
  --line-strong: rgba(255, 255, 255, 0.16);
  --violet: #8b5cf6;
  --violet-bright: #a78bfa;
  --violet-deep: #6d28d9;
  --mint: #5eead4;
  --pink: #f472b6;
  --green: #34d399;
  --radius: 24px;
  --radius-lg: 32px;
  --container: 1180px;
  --font: "Manrope", "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --mono: "SFMono-Regular", "Cascadia Code", "Roboto Mono", Consolas, monospace;
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.45);
}

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

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  background:
    radial-gradient(60% 50% at 15% 0%, rgba(109, 40, 217, 0.18), transparent 65%),
    radial-gradient(50% 45% at 88% 35%, rgba(94, 234, 212, 0.07), transparent 70%),
    radial-gradient(60% 50% at 50% 100%, rgba(139, 92, 246, 0.12), transparent 70%);
}

img,
svg {
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  color: inherit;
}

p {
  margin: 0;
}

h1,
h2,
h3 {
  margin: 0;
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.08;
  text-wrap: balance;
}

h1 {
  font-size: clamp(2.65rem, 6.3vw, 5rem);
}

h2 {
  font-size: clamp(2rem, 4.2vw, 3.4rem);
}

h3 {
  font-size: 1.22rem;
  letter-spacing: -0.02em;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

::selection {
  background: rgba(167, 139, 250, 0.35);
  color: #fff;
}

:focus-visible {
  outline: 2px solid var(--violet-bright);
  outline-offset: 3px;
  border-radius: 6px;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  z-index: 1000;
  padding: 12px 18px;
  background: var(--violet);
  color: #fff;
  border-radius: 10px;
  transition: top 0.2s;
}

.skip-link:focus {
  top: 16px;
}

.svg-defs {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.container {
  width: min(100% - 48px, var(--container));
  margin-inline: auto;
}

.icon {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex: 0 0 auto;
}

.text-gradient {
  background: linear-gradient(100deg, #fff 5%, #c4b5fd 48%, #5eead4 105%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.kicker {
  margin: 0 0 16px;
  color: var(--violet-bright);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.section {
  position: relative;
  padding: 112px 0;
  scroll-margin-top: 92px;
}

.section-head {
  max-width: 720px;
  margin-bottom: 54px;
}

.section-head h2 {
  margin-bottom: 20px;
}

.section-lead {
  color: var(--muted);
  font-size: 1.06rem;
  max-width: 62ch;
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 18px 0;
  transition: background 0.3s, border-color 0.3s, padding 0.3s, backdrop-filter 0.3s;
  border-bottom: 1px solid transparent;
}

.site-header.scrolled {
  padding: 12px 0;
  background: rgba(8, 6, 15, 0.72);
  border-bottom-color: var(--line);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  flex: 0 0 auto;
}

.brand-icon {
  border-radius: 10px;
  box-shadow: 0 8px 24px rgba(109, 40, 217, 0.35);
}

.brand-name {
  font-size: 1.42rem;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}

.nav a {
  padding: 9px 14px;
  border-radius: 10px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 600;
  transition: color 0.2s, background 0.2s;
}

.nav a:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 1px solid transparent;
  border-radius: 14px;
  padding: 14px 22px;
  font-weight: 750;
  font-size: 0.97rem;
  line-height: 1;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s, border-color 0.2s;
  white-space: nowrap;
}

.btn .icon {
  width: 20px;
  height: 20px;
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, #7c3aed 0%, #a855f7 55%, #8b5cf6 100%);
  box-shadow: 0 14px 34px rgba(124, 58, 237, 0.34), inset 0 1px 0 rgba(255, 255, 255, 0.22);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 44px rgba(124, 58, 237, 0.46), inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-ghost {
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--line);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--line-strong);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 11px 16px;
  border-radius: 11px;
  font-size: 0.88rem;
}

.btn-sm .icon {
  width: 17px;
  height: 17px;
}

.btn-lg {
  padding: 17px 26px;
  border-radius: 16px;
  font-size: 1rem;
}

.menu-toggle {
  position: relative;
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: rgba(255, 255, 255, 0.04);
  cursor: pointer;
}

.menu-toggle span {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 17px;
  height: 1.5px;
  margin: -0.75px 0 0 -8.5px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.25s;
}

.menu-toggle span:first-child {
  transform: translateY(-3.5px);
}

.menu-toggle span:last-child {
  transform: translateY(3.5px);
}

.menu-toggle[aria-expanded="true"] span:first-child {
  transform: rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:last-child {
  transform: rotate(-45deg);
}

/* Hero */
.hero {
  position: relative;
  padding: 148px 0 56px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: -1;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.6;
}

.orb-a {
  width: 520px;
  height: 520px;
  top: -160px;
  left: -120px;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.5), transparent 65%);
  animation: orbDrift 16s ease-in-out infinite alternate;
}

.orb-b {
  width: 460px;
  height: 460px;
  top: 160px;
  right: -160px;
  background: radial-gradient(circle, rgba(45, 212, 191, 0.22), transparent 65%);
  animation: orbDrift 20s ease-in-out infinite alternate-reverse;
}

.hero-grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 75% 60% at 50% 35%, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 75% 60% at 50% 35%, #000 20%, transparent 75%);
  opacity: 0.7;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.06fr 0.94fr;
  gap: 48px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 8px 14px;
  margin-bottom: 26px;
  border: 1px solid rgba(167, 139, 250, 0.24);
  border-radius: 999px;
  background: rgba(139, 92, 246, 0.09);
  color: #d8ccff;
  font-size: 0.82rem;
  font-weight: 650;
  letter-spacing: 0.01em;
}

.live-dot,
.pulse-dot,
.meta-dot,
.nearby-pill i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 0 4px rgba(94, 234, 212, 0.12);
  flex: 0 0 auto;
}

.live-dot {
  animation: pulse 2.4s infinite;
}

.hero-copy h1 {
  margin-bottom: 26px;
}

.lead {
  max-width: 54ch;
  color: var(--muted);
  font-size: 1.12rem;
  line-height: 1.72;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  margin-top: 26px;
  color: var(--muted-2);
  font-size: 0.87rem;
  font-weight: 600;
}

.hero-meta li {
  display: inline-flex;
  align-items: center;
  gap: 9px;
}

.meta-dot {
  width: 5px;
  height: 5px;
  background: var(--violet-bright);
  box-shadow: none;
}

/* Phone */
.hero-visual {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 640px;
}

.phone-wrap {
  position: relative;
  width: 100%;
  display: grid;
  place-items: center;
}

.phone-glow {
  position: absolute;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.3), transparent 62%);
  filter: blur(24px);
}

.phone-frame {
  position: relative;
  z-index: 2;
  width: min(322px, 82vw);
  aspect-ratio: 322 / 648;
  padding: 9px;
  border-radius: 44px;
  background: linear-gradient(160deg, #3a3352, #0e0b17 38%, #241b3d);
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow:
    0 50px 110px rgba(0, 0, 0, 0.65),
    0 0 0 1px rgba(255, 255, 255, 0.04) inset,
    0 0 80px rgba(124, 58, 237, 0.18);
  animation: phoneFloat 7s ease-in-out infinite;
}

.phone-notch {
  position: absolute;
  z-index: 5;
  top: 17px;
  left: 50%;
  width: 88px;
  height: 25px;
  transform: translateX(-50%);
  border-radius: 999px;
  background: #06040b;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.phone-screen {
  position: relative;
  height: 100%;
  overflow: hidden;
  border-radius: 36px;
  background:
    radial-gradient(90% 50% at 50% 0%, rgba(109, 40, 217, 0.22), transparent 70%),
    #0b0815;
  display: flex;
  flex-direction: column;
  color: #eee9fb;
}

.status-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px 4px;
  font-size: 10.5px;
  font-weight: 700;
  color: #d9d2ec;
}

.status-icons {
  display: flex;
  align-items: center;
  gap: 5px;
}

.status-svg {
  width: 14px;
  height: 10px;
}

.battery {
  display: grid;
  place-items: center;
  min-width: 24px;
  height: 14px;
  padding: 0 4px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.14);
  font-size: 8.5px;
}

.app-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px 10px;
}

.app-brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.app-brand img {
  border-radius: 7px;
}

.nearby-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 9px;
  border-radius: 999px;
  background: rgba(94, 234, 212, 0.1);
  border: 1px solid rgba(94, 234, 212, 0.18);
  color: #a7f3e4;
  font-size: 9.5px;
  font-weight: 700;
}

.nearby-pill i {
  width: 5px;
  height: 5px;
  box-shadow: none;
}

.chat-chips {
  display: flex;
  gap: 6px;
  padding: 2px 16px 10px;
  overflow: hidden;
}

.chip {
  padding: 5px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.06);
  color: #a79dbf;
  font-size: 9px;
  font-weight: 650;
  white-space: nowrap;
}

.chip.active {
  background: rgba(139, 92, 246, 0.22);
  border-color: rgba(167, 139, 250, 0.3);
  color: #ddd1ff;
}

.chat {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 7px;
  padding: 4px 14px 18px;
  overflow: hidden;
}

.chat-day {
  align-self: center;
  margin-bottom: 2px;
  color: #756b91;
  font-size: 8.5px;
  font-weight: 650;
}

.msg {
  max-width: 84%;
  padding: 8px 10px 6px;
  border-radius: 14px;
  font-size: 10.6px;
  line-height: 1.45;
}

.msg p {
  margin: 0;
}

.msg.in {
  align-self: flex-start;
  border-bottom-left-radius: 5px;
  background: #211936;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.msg.out {
  align-self: flex-end;
  border-bottom-right-radius: 5px;
  background: linear-gradient(135deg, #6d28d9, #8b5cf6);
  box-shadow: 0 8px 18px rgba(109, 40, 217, 0.28);
}

.msg-author {
  display: block;
  margin-bottom: 2px;
  color: #b6a7e8;
  font-size: 8.5px;
  font-weight: 750;
}

.msg-time {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 3px;
  margin-top: 2px;
  color: rgba(255, 255, 255, 0.48);
  font-size: 8px;
}

.msg-checks {
  width: 12px;
  height: 8px;
  flex: 0 0 auto;
  color: #bff7ec;
}

.chat-input {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding: 7px 7px 7px 13px;
  border-radius: 999px;
  background: #171128;
  border: 1px solid rgba(255, 255, 255, 0.07);
  color: #6f6588;
  font-size: 10px;
}

.send {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, #7c3aed, #a855f7);
  color: #fff;
}

.send .icon {
  width: 14px;
  height: 14px;
}

.float-card {
  position: absolute;
  z-index: 4;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 14px;
  background: rgba(20, 16, 36, 0.84);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  font-size: 10px;
  line-height: 1.3;
  white-space: nowrap;
}

.float-card strong {
  display: block;
  font-size: 11.5px;
  font-weight: 750;
}

.float-card small {
  display: block;
  color: var(--muted-2);
  font-size: 9.5px;
}

.float-icon {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 9px;
}

.float-icon .icon {
  width: 16px;
  height: 16px;
}

.float-icon.mint {
  background: rgba(94, 234, 212, 0.12);
  color: var(--mint);
}

.float-icon.violet {
  background: rgba(167, 139, 250, 0.14);
  color: var(--violet-bright);
}

.float-a {
  top: 17%;
  right: -2%;
  animation: floatCard 6.5s ease-in-out infinite;
}

.float-b {
  bottom: 22%;
  left: -6%;
  animation: floatCard 7.5s ease-in-out infinite reverse;
}

.float-c {
  bottom: -34px;
  right: 4%;
  animation: floatCard 8s ease-in-out infinite 1s;
}

.float-c .pulse-dot {
  margin: 0 2px;
}

/* Stats */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 78px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.stat {
  padding: 28px 24px;
  border-right: 1px solid var(--line);
}

.stat:last-child {
  border-right: 0;
}

.stat strong {
  display: block;
  font-size: clamp(1.6rem, 2.8vw, 2.2rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.1;
  background: linear-gradient(120deg, #fff, #c4b5fd);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.stat span {
  display: block;
  margin-top: 7px;
  color: var(--muted-2);
  font-size: 0.82rem;
  line-height: 1.45;
}

/* Feature cards */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.card {
  position: relative;
  padding: 28px;
  border-radius: var(--radius);
  background:
    radial-gradient(120% 100% at 0% 0%, rgba(139, 92, 246, 0.09), transparent 55%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.015));
  border: 1px solid var(--line);
  transition: transform 0.3s, border-color 0.3s, background 0.3s;
  overflow: hidden;
}

.card::after {
  content: "";
  position: absolute;
  top: -1px;
  left: 24px;
  right: 24px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(196, 181, 253, 0.5), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(167, 139, 250, 0.32);
}

.card:hover::after {
  opacity: 1;
}

.card-icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin-bottom: 22px;
  border-radius: 14px;
  background: linear-gradient(145deg, rgba(139, 92, 246, 0.22), rgba(139, 92, 246, 0.06));
  border: 1px solid rgba(167, 139, 250, 0.18);
  color: #c4b5fd;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.card-icon .icon {
  width: 23px;
  height: 23px;
}

.card h3 {
  margin-bottom: 10px;
}

.card p {
  color: var(--muted);
  font-size: 0.93rem;
  line-height: 1.62;
}

/* Split / steps */
.section-split {
  background:
    radial-gradient(50% 50% at 50% 0%, rgba(139, 92, 246, 0.08), transparent 70%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  counter-reset: step;
}

.step {
  position: relative;
  padding-top: 28px;
  border-top: 1px solid var(--line-strong);
}

.step::before {
  content: "";
  position: absolute;
  top: -3px;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--violet-bright);
  box-shadow: 0 0 0 5px rgba(139, 92, 246, 0.12);
}

.step-num {
  display: block;
  margin-bottom: 18px;
  font-family: var(--mono);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--violet-bright);
}

.step h3 {
  margin-bottom: 10px;
}

.step p {
  color: var(--muted);
  font-size: 0.95rem;
}

.route {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin-top: 70px;
  padding: 30px 24px 24px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.025);
  flex-wrap: wrap;
}

.route-node {
  display: grid;
  justify-items: center;
  gap: 7px;
  min-width: 82px;
}

.route-avatar {
  display: grid;
  place-items: center;
  width: 50px;
  height: 50px;
  border-radius: 16px;
  background: linear-gradient(145deg, #2a2142, #171128);
  border: 1px solid var(--line-strong);
  color: #d8ccff;
  font-size: 0.78rem;
  font-weight: 800;
}

.route-avatar .icon {
  width: 21px;
  height: 21px;
  color: var(--violet-bright);
}

.route-avatar.accent {
  background: linear-gradient(145deg, #6d28d9, #8b5cf6);
  border-color: rgba(196, 181, 253, 0.4);
  color: #fff;
}

.route-node small {
  color: var(--muted-2);
  font-size: 0.72rem;
}

.route-line {
  position: relative;
  width: clamp(36px, 8vw, 90px);
  height: 1px;
  margin: 0 4px 26px;
  background: linear-gradient(90deg, rgba(167, 139, 250, 0.15), rgba(167, 139, 250, 0.55), rgba(167, 139, 250, 0.15));
  overflow: hidden;
}

.route-line i {
  position: absolute;
  top: -1px;
  left: -30%;
  width: 30%;
  height: 3px;
  border-radius: 3px;
  background: linear-gradient(90deg, transparent, var(--mint));
  animation: routePulse 2.6s linear infinite;
}

.route-note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  width: 100%;
  margin-top: 18px;
  color: var(--muted-2);
  font-size: 0.78rem;
}

.route-note .icon {
  width: 15px;
  height: 15px;
  color: var(--mint);
}

/* Security */
.security-panel {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 48px;
  align-items: center;
  padding: clamp(28px, 5vw, 64px);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(167, 139, 250, 0.18);
  background:
    radial-gradient(70% 90% at 10% 10%, rgba(109, 40, 217, 0.22), transparent 60%),
    radial-gradient(50% 70% at 90% 90%, rgba(94, 234, 212, 0.08), transparent 70%),
    linear-gradient(150deg, #171128, #0c0916 65%);
  box-shadow: var(--shadow);
}

.security-copy h2 {
  margin-bottom: 20px;
}

.checks {
  display: grid;
  gap: 13px;
  margin: 28px 0 26px;
}

.checks li {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  color: #d9d2ec;
  font-size: 0.95rem;
}

.checks .icon {
  width: 18px;
  height: 18px;
  margin-top: 3px;
  color: var(--mint);
}

.checks code,
.hash-box code,
.download-note code {
  padding: 2px 6px;
  border-radius: 5px;
  background: rgba(255, 255, 255, 0.07);
  font-family: var(--mono);
  font-size: 0.86em;
  color: #e9e2ff;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--violet-bright);
  font-weight: 700;
  font-size: 0.95rem;
}

.text-link .icon {
  width: 18px;
  height: 18px;
  transition: transform 0.2s;
}

.text-link:hover .icon {
  transform: translateX(4px);
}

.security-visual {
  display: grid;
  justify-items: center;
  gap: 16px;
}

.packet {
  width: min(100%, 330px);
  padding: 22px;
  border-radius: 20px;
  background: rgba(8, 6, 15, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.11);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.4);
  font-family: var(--mono);
  font-size: 0.78rem;
  transform: rotate(-1.5deg);
}

.packet-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 9px 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.09);
}

.packet-row:last-child {
  border-bottom: 0;
}

.packet-row span {
  color: var(--muted-2);
}

.packet-row strong {
  font-weight: 600;
  color: #e9e2ff;
  text-align: right;
}

.packet-row .encrypted {
  letter-spacing: 0.18em;
  color: var(--violet-bright);
}

.packet-row .ok {
  color: var(--mint);
}

.packet-caption {
  display: flex;
  align-items: center;
  gap: 7px;
  color: var(--muted-2);
  font-size: 0.78rem;
}

.packet-caption .icon {
  width: 15px;
  height: 15px;
  color: var(--mint);
}

/* Download */
.download-section {
  padding-top: 40px;
  padding-bottom: 120px;
}

.download-panel {
  position: relative;
  display: grid;
  grid-template-columns: 1.45fr 0.55fr;
  gap: 48px;
  padding: clamp(28px, 5vw, 60px);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(167, 139, 250, 0.24);
  background:
    radial-gradient(80% 100% at 0% 0%, rgba(124, 58, 237, 0.24), transparent 58%),
    radial-gradient(60% 80% at 100% 100%, rgba(94, 234, 212, 0.08), transparent 70%),
    linear-gradient(140deg, #19112d, #0b0814);
  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.45);
  overflow: hidden;
}

.download-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(120deg, #000, transparent 70%);
  -webkit-mask-image: linear-gradient(120deg, #000, transparent 70%);
  pointer-events: none;
}

.download-main,
.download-aside {
  position: relative;
  z-index: 1;
}

.download-main h2 {
  margin-bottom: 16px;
}

.version-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 18px;
  margin: 26px 0;
}

.version-badge {
  display: inline-flex;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(94, 234, 212, 0.1);
  border: 1px solid rgba(94, 234, 212, 0.2);
  color: var(--mint);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.version-meta {
  color: var(--muted-2);
  font-size: 0.84rem;
  font-weight: 600;
}

.download-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 22px;
}

.hash-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 12px 14px;
  border-radius: 12px;
  background: rgba(8, 6, 15, 0.5);
  border: 1px solid var(--line);
}

.hash-label {
  display: block;
  margin-bottom: 4px;
  color: var(--muted-2);
  font-size: 0.66rem;
  font-weight: 750;
  letter-spacing: 0.14em;
}

.hash-box code {
  display: block;
  max-width: 100%;
  padding: 0;
  background: none;
  overflow-wrap: anywhere;
  font-size: 0.7rem;
  color: #cfc6e8;
}

.copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  flex: 0 0 auto;
  padding: 8px 11px;
  border-radius: 9px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.05);
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 650;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.copy-btn:hover {
  background: rgba(255, 255, 255, 0.09);
  color: var(--text);
}

.copy-btn .icon {
  width: 14px;
  height: 14px;
}

.copy-btn.copied {
  color: var(--mint);
  border-color: rgba(94, 234, 212, 0.3);
}

.install-steps {
  display: grid;
  gap: 8px;
  margin-top: 24px;
  padding-left: 0;
  counter-reset: install;
  color: var(--muted);
  font-size: 0.88rem;
}

.install-steps li {
  display: flex;
  gap: 11px;
  align-items: baseline;
  counter-increment: install;
}

.install-steps li::before {
  content: counter(install);
  display: grid;
  place-items: center;
  width: 20px;
  height: 20px;
  flex: 0 0 auto;
  border-radius: 50%;
  border: 1px solid rgba(167, 139, 250, 0.3);
  color: var(--violet-bright);
  font-family: var(--mono);
  font-size: 0.66rem;
  font-weight: 700;
}

.download-aside {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 18px;
}

.qr-card {
  padding: 18px;
  border-radius: 20px;
  background: #fff;
  color: #241447;
  text-align: center;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.qr-card img {
  width: 100%;
  max-width: 210px;
  height: auto;
  margin: 0 auto 10px;
}

.qr-card p {
  font-size: 0.72rem;
  font-weight: 650;
  line-height: 1.4;
  color: #5b4a7d;
}

.download-note {
  display: flex;
  gap: 11px;
  padding: 14px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.download-note .icon {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  color: var(--mint);
}

.download-note p {
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.55;
}

/* FAQ */
.faq-section {
  padding-top: 0;
}

.faq-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 64px;
  align-items: start;
}

.faq-grid .section-head {
  position: sticky;
  top: 110px;
  margin-bottom: 0;
}

.faq {
  border-top: 1px solid var(--line);
}

.faq details {
  border-bottom: 1px solid var(--line);
}

.faq summary {
  position: relative;
  padding: 22px 44px 22px 0;
  font-size: 1.02rem;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
  transition: color 0.2s;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  content: "";
  position: absolute;
  top: 50%;
  right: 4px;
  width: 11px;
  height: 11px;
  margin-top: -7px;
  border-right: 2px solid var(--muted);
  border-bottom: 2px solid var(--muted);
  transform: rotate(45deg);
  transition: transform 0.25s, border-color 0.2s;
}

.faq details[open] summary::after {
  transform: rotate(-135deg);
  border-color: var(--violet-bright);
}

.faq summary:hover {
  color: var(--violet-bright);
}

.faq details p {
  padding: 0 40px 24px 0;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.7;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 54px 0 40px;
  background: rgba(8, 6, 15, 0.6);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr auto;
  gap: 40px;
  align-items: start;
}

.footer-brand p {
  margin-top: 16px;
  color: var(--muted-2);
  font-size: 0.84rem;
  line-height: 1.7;
}

.footer-brand a:not(.brand) {
  color: var(--muted);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  padding-top: 6px;
}

.footer-nav a {
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 600;
  transition: color 0.2s;
}

.footer-nav a:hover {
  color: var(--text);
}

.footer-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 7px;
  color: var(--muted-2);
  font-size: 0.8rem;
}

.footer-domain {
  color: var(--violet-bright);
  font-family: var(--mono);
  font-size: 0.78rem;
}

/* Reveal */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s cubic-bezier(0.2, 0.7, 0.2, 1), transform 0.7s cubic-bezier(0.2, 0.7, 0.2, 1);
}

.js [data-reveal].visible {
  opacity: 1;
  transform: none;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(94, 234, 212, 0.12); }
  50% { box-shadow: 0 0 0 7px rgba(94, 234, 212, 0.03); }
}

@keyframes orbDrift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to { transform: translate3d(40px, 30px, 0) scale(1.08); }
}

@keyframes phoneFloat {
  0%, 100% { transform: translateY(0) rotate(-0.6deg); }
  50% { transform: translateY(-12px) rotate(0.4deg); }
}

@keyframes floatCard {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-9px); }
}

@keyframes routePulse {
  from { left: -30%; }
  to { left: 110%; }
}

@media (max-width: 1080px) {
  .hero-grid {
    gap: 24px;
  }

  .float-a {
    right: -1%;
  }

  .float-b {
    left: -2%;
  }

  .cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .security-panel {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .security-visual {
    justify-items: start;
  }

  .download-panel {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .download-aside {
    flex-direction: row;
    align-items: center;
    flex-wrap: wrap;
  }

  .qr-card {
    flex: 0 0 auto;
    width: 230px;
  }

  .download-note {
    flex: 1 1 260px;
  }
}

@media (max-width: 900px) {
  .nav {
    position: fixed;
    top: 72px;
    left: 24px;
    right: 24px;
    display: grid;
    gap: 2px;
    margin: 0;
    padding: 12px;
    border-radius: 18px;
    background: #0d0a18;
    border: 1px solid var(--line-strong);
    box-shadow: var(--shadow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity 0.2s, transform 0.2s, visibility 0.2s;
  }

  .nav.open {
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .nav a {
    padding: 13px 14px;
    font-size: 0.98rem;
  }

  .menu-toggle {
    display: grid;
  }

  .header-cta {
    display: none;
  }

  .site-header .header-inner {
    justify-content: space-between;
  }

  .hero {
    padding-top: 124px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 56px;
  }

  .hero-copy {
    max-width: 680px;
  }

  .hero-visual {
    min-height: 620px;
  }

  .stats {
    grid-template-columns: repeat(2, 1fr);
    margin-top: 60px;
  }

  .stat:nth-child(2) {
    border-right: 0;
  }

  .stat:nth-child(-n+2) {
    border-bottom: 1px solid var(--line);
  }

  .steps {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .faq-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .faq-grid .section-head {
    position: static;
    margin-bottom: 28px;
  }

  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }

  .footer-meta {
    grid-column: 1 / -1;
    align-items: flex-start;
    flex-direction: row;
    justify-content: space-between;
  }
}

@media (max-width: 680px) {
  body {
    font-size: 16px;
  }

  .container {
    width: min(100% - 36px, var(--container));
  }

  .section {
    padding: 82px 0;
  }

  .hero {
    padding-bottom: 20px;
  }

  .hero-copy h1 {
    font-size: clamp(2.35rem, 10.8vw, 3.4rem);
  }

  .lead {
    font-size: 1rem;
  }

  .hero-actions .btn {
    flex: 1 1 100%;
  }

  .hero-visual {
    min-height: 580px;
  }

  .phone-frame {
    width: min(300px, 86vw);
  }

  .float-card {
    display: none;
  }

  .cards {
    grid-template-columns: 1fr;
  }

  .stat {
    padding: 20px 16px;
  }

  .route {
    justify-content: flex-start;
    padding: 24px 18px 20px;
    gap: 4px;
  }

  .route-node {
    min-width: 58px;
  }

  .route-avatar {
    width: 42px;
    height: 42px;
    border-radius: 13px;
  }

  .route-line {
    width: 18px;
    margin-bottom: 24px;
  }

  .route-node small {
    font-size: 0.62rem;
    text-align: center;
  }

  .security-panel,
  .download-panel {
    border-radius: 26px;
  }

  .download-aside {
    flex-direction: column;
    align-items: stretch;
  }

  .qr-card {
    width: 100%;
    max-width: 260px;
    margin-inline: auto;
  }

  .download-note {
    flex: 0 0 auto;
  }

  .hash-box {
    align-items: flex-start;
    flex-direction: column;
  }

  .copy-btn span {
    display: inline;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-meta {
    flex-direction: column;
  }
}

@media (max-width: 420px) {
  .route-line {
    width: 10px;
  }

  .route-node small {
    display: none;
  }

  .route-note {
    justify-content: flex-start;
    text-align: left;
  }

  .btn {
    padding: 14px 18px;
  }

  .btn-lg {
    padding: 15px 20px;
    font-size: 0.94rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .js [data-reveal] {
    opacity: 1;
    transform: none;
  }
}