/* ==========================================================================
   ToDesk Download Landing Page
   Original design / static implementation
   ========================================================================== */

/* ---------- Tokens ---------- */
:root {
  --ink: #07101f;
  --ink-2: #16243a;
  --ink-3: #2b3b52;
  --muted: #5b6a80;
  --muted-2: #8492a6;
  --line: #e3eaf5;
  --line-strong: #d4deec;
  --canvas: #f6f9ff;
  --surface: #ffffff;
  --blue: #0b6cff;
  --blue-deep: #0757d6;
  --blue-soft: #eaf2ff;
  --cyan: #00d6e1;
  --green: #14b87a;
  --green-soft: #e9faf3;
  --orange: #ff9d4d;
  --violet: #7b5cff;
  --font-sans: "MiSans", "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  --font-display: "SF Pro Display", "Segoe UI", "MiSans", "PingFang SC", "Microsoft YaHei", sans-serif;
  --container: 1200px;
  --header-h: 76px;
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 13px;
  --shadow-sm: 0 8px 24px -12px rgba(12, 42, 94, .16);
  --shadow-md: 0 24px 60px -30px rgba(12, 42, 94, .28);
  --shadow-lg: 0 60px 120px -48px rgba(6, 36, 86, .42);
  --ease: cubic-bezier(.22, 1, .36, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 26px);
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink-2);
  background: var(--canvas);
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.is-locked { overflow: hidden; }

img, svg { display: block; }
img { max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; color: inherit; }
button { border: 0; background: none; cursor: pointer; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, p { margin: 0; }
strong, b { font-weight: 700; }
em { font-style: normal; }
::selection { background: rgba(11, 108, 255, .18); color: var(--ink); }

:focus-visible {
  outline: 3px solid rgba(11, 108, 255, .55);
  outline-offset: 3px;
  border-radius: 6px;
}

[hidden] { display: none !important; }

/* ---------- Shared ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}

.section {
  position: relative;
  padding: 120px 0;
}

.section-tight { padding: 92px 0; }

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 20px;
  color: var(--blue);
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .22em;
  line-height: 1.2;
  text-transform: uppercase;
}

.section-tag::before {
  content: "";
  width: 26px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
}

.section-tag.tag-dark { color: #04132d; }
.section-tag.tag-light { color: #67e5ee; }

.section-head {
  max-width: 760px;
  margin: 0 auto 54px;
  text-align: center;
}

.section-head.align-left {
  margin-left: 0;
  text-align: left;
}

.section-head h2 {
  color: var(--ink);
  font-family: var(--font-display);
  font-size: clamp(34px, 4.1vw, 54px);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -.045em;
}

.section-head p {
  max-width: 650px;
  margin: 17px auto 0;
  color: var(--muted);
  font-size: 16.5px;
  line-height: 1.8;
}

.section-head.align-left p { margin-left: 0; }

.text-gradient {
  background: linear-gradient(100deg, #0759db 0%, #0b84ff 48%, #00becb 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Buttons ---------- */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 46px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 13px;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.2;
  white-space: nowrap;
  transition: transform .28s var(--ease), box-shadow .28s var(--ease), background-color .28s var(--ease), border-color .28s var(--ease), color .28s var(--ease);
}

.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn svg { flex: 0 0 auto; }

.btn-lg {
  min-height: 56px;
  padding: 0 26px;
  border-radius: 15px;
  font-size: 15px;
}

.btn-sm {
  min-height: 40px;
  padding: 0 17px;
  border-radius: 11px;
  font-size: 13px;
}

.btn-primary {
  color: #fff;
  background: linear-gradient(132deg, #0b6cff 0%, #0b83ff 64%, #00a8dd 100%);
  box-shadow: 0 14px 28px -14px rgba(11, 108, 255, .7), inset 0 1px 0 rgba(255, 255, 255, .22);
}

.btn-primary:hover {
  box-shadow: 0 22px 38px -16px rgba(11, 108, 255, .74), inset 0 1px 0 rgba(255, 255, 255, .26);
}

.btn-ghost {
  color: var(--ink-2);
  background: rgba(255, 255, 255, .7);
  border-color: var(--line-strong);
  box-shadow: 0 8px 22px -18px rgba(10, 35, 80, .3);
}

.btn-ghost:hover {
  background: #fff;
  border-color: #b9cbe4;
  box-shadow: var(--shadow-sm);
}

.btn-white {
  color: var(--blue-deep);
  background: #fff;
  box-shadow: 0 16px 34px -18px rgba(0, 12, 44, .55);
}

.btn-white:hover { background: #f3f8ff; }

.btn-ghost-light {
  color: #fff;
  background: rgba(255, 255, 255, .08);
  border-color: rgba(255, 255, 255, .24);
  backdrop-filter: blur(12px);
}

.btn-ghost-light:hover {
  background: rgba(255, 255, 255, .15);
  border-color: rgba(255, 255, 255, .45);
}

.btn .btn-meta {
  margin-left: 3px;
  padding-left: 11px;
  border-left: 1px solid rgba(255, 255, 255, .26);
  color: rgba(255, 255, 255, .7);
  font-size: 11px;
  font-weight: 600;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--blue);
  font-size: 14px;
  font-weight: 700;
}

.text-link svg { transition: transform .3s var(--ease); }
.text-link:hover svg { transform: translateX(4px); }

.skip-link {
  position: fixed;
  top: -100px;
  left: 20px;
  z-index: 999;
  padding: 12px 18px;
  border-radius: 10px;
  background: var(--ink);
  color: #fff;
  font-size: 14px;
  transition: top .2s ease;
}
.skip-link:focus { top: 14px; }

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 200;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  box-shadow: 0 0 12px rgba(0, 214, 225, .5);
  pointer-events: none;
}

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  border-bottom: 1px solid transparent;
  background: rgba(247, 250, 255, .76);
  transition: background-color .3s ease, border-color .3s ease, box-shadow .3s ease, backdrop-filter .3s ease;
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, .86);
  border-bottom-color: rgba(220, 230, 244, .8);
  box-shadow: 0 8px 30px -24px rgba(8, 31, 68, .45);
  backdrop-filter: blur(20px) saturate(150%);
  -webkit-backdrop-filter: blur(20px) saturate(150%);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  flex: 0 0 auto;
}

.brand img { width: 122px; height: auto; }

.brand-divider {
  width: 1px;
  height: 18px;
  background: var(--line-strong);
}

.brand-sub {
  color: #74839a;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .04em;
  white-space: nowrap;
}

.main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-left: auto;
}

.main-nav a {
  position: relative;
  padding: 10px 13px;
  border-radius: 9px;
  color: #44546c;
  font-size: 13.5px;
  font-weight: 600;
  transition: color .25s ease, background-color .25s ease;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 13px;
  right: 13px;
  bottom: 5px;
  height: 2px;
  border-radius: 2px;
  background: var(--blue);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s var(--ease);
}

.main-nav a:hover { color: var(--blue); background: rgba(11, 108, 255, .05); }
.main-nav a:hover::after,
.main-nav a.is-active::after { transform: scaleX(1); }
.main-nav a.is-active { color: var(--blue); }

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

.header-help {
  color: #66758c;
  font-size: 13px;
  font-weight: 600;
  transition: color .2s ease;
}
.header-help:hover { color: var(--blue); }

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: #fff;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}

.nav-toggle span {
  display: block;
  width: 17px;
  height: 1.8px;
  border-radius: 2px;
  background: var(--ink-2);
  transition: transform .3s var(--ease), opacity .3s ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.8px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.8px) rotate(-45deg); }

.mobile-drawer {
  position: fixed;
  top: var(--header-h);
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 99;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  padding: 18px 24px 28px;
  border-top: 1px solid rgba(225, 234, 246, .8);
  background: rgba(255, 255, 255, .97);
  box-shadow: 0 30px 40px -30px rgba(8, 31, 68, .3);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: opacity .28s ease, visibility .28s ease, transform .28s var(--ease);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.mobile-drawer.is-open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.mobile-drawer nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.mobile-drawer nav a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 4px;
  border-bottom: 1px solid #eef3fa;
  color: var(--ink-2);
  font-size: 15px;
  font-weight: 700;
}

.mobile-drawer nav a::after {
  content: "↗";
  color: #9aabc0;
  font-size: 13px;
  font-weight: 500;
}

.mobile-drawer .btn { width: 100%; margin-top: 18px; }

.mobile-drawer-note {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: auto;
  padding-top: 24px;
  border-top: 1px solid #eef3fa;
  color: #8a9aae;
  font-size: 10.5px;
}
.mobile-drawer-note strong { display: block; color: #52677f; font-size: 10.5px; }
.mobile-drawer-note a { color: var(--blue); font-weight: 700; white-space: nowrap; }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  padding: 64px 0 36px;
  overflow: hidden;
  background:
    radial-gradient(900px 540px at 94% 10%, rgba(0, 214, 225, .13), transparent 60%),
    radial-gradient(840px 560px at 0% 34%, rgba(11, 108, 255, .10), transparent 66%),
    linear-gradient(180deg, #f5f9ff 0%, #f9fcff 64%, #ffffff 100%);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(90, 120, 165, .055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(90, 120, 165, .055) 1px, transparent 1px);
  background-size: 44px 44px;
  -webkit-mask-image: linear-gradient(180deg, #000 0%, #000 48%, transparent 92%);
  mask-image: linear-gradient(180deg, #000 0%, #000 48%, transparent 92%);
  pointer-events: none;
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(2px);
}

.hero-glow-one {
  width: 460px;
  height: 460px;
  top: -180px;
  right: -80px;
  background: radial-gradient(circle, rgba(0, 214, 225, .18), transparent 68%);
}

.hero-glow-two {
  width: 520px;
  height: 520px;
  left: -230px;
  bottom: -160px;
  background: radial-gradient(circle, rgba(11, 108, 255, .12), transparent 66%);
}

.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, .96fr) minmax(0, 1.04fr);
  align-items: center;
  gap: 54px;
  min-height: 620px;
}

.hero-copy { padding: 26px 0; }

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 26px;
  padding: 8px 14px 8px 11px;
  border: 1px solid rgba(11, 108, 255, .15);
  border-radius: 999px;
  background: rgba(255, 255, 255, .66);
  box-shadow: 0 8px 22px -18px rgba(10, 44, 100, .35);
  color: #35517a;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .055em;
  backdrop-filter: blur(10px);
}

.hero-eyebrow .live-dot {
  position: relative;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(20, 184, 122, .1);
}

.hero-eyebrow .live-dot::after {
  content: "";
  position: absolute;
  inset: -4px;
  border: 1px solid rgba(20, 184, 122, .5);
  border-radius: 50%;
  animation: ping 2.6s ease-out infinite;
}

.hero-eyebrow em {
  color: var(--blue);
  font-weight: 800;
}

.hero h1 {
  max-width: 660px;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: clamp(44px, 4.9vw, 70px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -.055em;
}



.hero h1 span {
  display: inline-block;
  background: linear-gradient(100deg, #0759db 0%, #0b87ff 48%, #00bfcc 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-lead {
  max-width: 510px;
  margin-top: 24px;
  color: var(--muted);
  font-size: 16.5px;
  line-height: 1.85;
}

.hero-lead strong { color: var(--ink-2); font-weight: 700; }

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 32px;
}

.hero-note {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 17px;
  color: #6e7f94;
  font-size: 11.5px;
  line-height: 1.5;
}

.hero-note svg { color: #25ac78; }
.hero-note span + span::before { content: "·"; margin: 0 8px 0 2px; color: #b7c3d3; }

.hero-proof {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid rgba(193, 208, 228, .5);
}

.avatar-stack { display: flex; padding-left: 8px; }

.avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 29px;
  height: 29px;
  margin-left: -8px;
  border: 2px solid #f7fbff;
  border-radius: 50%;
  color: #fff;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .02em;
}

.avatar:nth-child(1) { background: linear-gradient(145deg, #ffb18c, #ee7b5e); }
.avatar:nth-child(2) { background: linear-gradient(145deg, #7ba9ff, #0b6cff); }
.avatar:nth-child(3) { background: linear-gradient(145deg, #77d3b7, #17a77b); }
.avatar:nth-child(4) { background: linear-gradient(145deg, #b6a5ff, #7353d9); }

.hero-proof p { color: #6c7b90; font-size: 12px; line-height: 1.45; }
.hero-proof strong { color: var(--ink-2); font-size: 13px; }

/* ---------- Hero product stage ---------- */
.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  min-width: 0;
  perspective: 1400px;
}

.hero-stage {
  position: relative;
  width: 100%;
  max-width: 620px;
  height: 574px;
  transform-style: preserve-3d;
  transition: transform .6s var(--ease);
  will-change: transform;
}

.stage-halo {
  position: absolute;
  width: 88%;
  aspect-ratio: 1;
  top: 2%;
  right: -3%;
  border-radius: 50%;
  background:
    radial-gradient(circle at 50% 48%, rgba(11, 108, 255, .22), rgba(0, 214, 225, .1) 38%, transparent 68%);
  filter: blur(4px);
  pointer-events: none;
}

.stage-ring {
  position: absolute;
  border: 1px solid rgba(11, 108, 255, .13);
  border-radius: 50%;
  pointer-events: none;
}

.ring-one { width: 510px; height: 510px; right: -38px; top: 28px; }
.ring-two {
  width: 650px;
  height: 650px;
  right: -108px;
  top: -32px;
  border-style: dashed;
  border-color: rgba(0, 168, 221, .11);
}

.session-card {
  position: absolute;
  left: 0;
  top: 28px;
  width: 90%;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .9);
  border-radius: 22px;
  background: #fff;
  box-shadow:
    0 60px 100px -42px rgba(7, 43, 100, .46),
    0 18px 40px -28px rgba(7, 43, 100, .26),
    inset 0 1px 0 rgba(255, 255, 255, .9);
  transform: rotate(-1.15deg);
  z-index: 2;
}

.session-top {
  display: flex;
  align-items: center;
  gap: 12px;
  height: 43px;
  padding: 0 14px;
  border-bottom: 1px solid #e9eff8;
  background: #f8fbff;
}

.window-dots { display: flex; gap: 5px; flex: 0 0 auto; }
.window-dots i { width: 6.5px; height: 6.5px; border-radius: 50%; background: #d5dfec; }
.window-dots i:nth-child(1) { background: #ff6b6b; }
.window-dots i:nth-child(2) { background: #ffc857; }
.window-dots i:nth-child(3) { background: #35d07f; }

.session-title {
  display: flex;
  align-items: center;
  gap: 7px;
  min-width: 0;
  color: #8b99ab;
  font-size: 9px;
  font-weight: 600;
}

.session-title img { width: 15px; height: 12px; }
.session-title strong { color: #4c5e75; font-size: 9.5px; }
.session-title span { padding-left: 7px; border-left: 1px solid #dce6f2; white-space: nowrap; }

.secure-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
  padding: 4px 8px;
  border: 1px solid #c9efdf;
  border-radius: 99px;
  background: #eafaf3;
  color: #188a5c;
  font-size: 7.5px;
  font-weight: 700;
  white-space: nowrap;
}

.session-content { display: flex; }

.session-rail {
  display: flex;
  flex: 0 0 46px;
  flex-direction: column;
  align-items: center;
  gap: 13px;
  padding: 17px 0;
  border-right: 1px solid #e9eff8;
  background: #f5f9ff;
}

.rail-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 7px;
  color: #aab8ca;
}

.rail-icon.is-active { color: var(--blue); background: #e5efff; }
.rail-mark { width: 19px; height: 15px; margin-bottom: 4px; }

.session-workspace {
  min-width: 0;
  flex: 1;
  padding: 9px 10px 8px;
}

.workspace-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 0 1px 8px;
}

.device-chip {
  display: flex;
  align-items: center;
  gap: 5px;
  min-width: 0;
  color: #283c57;
  font-size: 8.5px;
  font-weight: 700;
  white-space: nowrap;
}

.device-chip .online {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #28c477;
  box-shadow: 0 0 0 3px rgba(40, 196, 119, .1);
}

.device-chip > span:last-child { color: #9ba9bb; font-size: 7px; font-weight: 500; }

.window-tools {
  display: flex;
  align-items: center;
  gap: 6px;
  color: #8fa0b6;
}

.window-tools .tool-dot {
  width: 15px;
  height: 15px;
  border-radius: 5px;
  background: #f0f5fc;
}

.window-tools .zoom { font-size: 7px; font-weight: 700; color: #6d7f96; }

.remote-screen {
  position: relative;
  overflow: hidden;
  border-radius: 11px;
  background: linear-gradient(145deg, #0c1830, #102c4e);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .08);
}

.screen-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 25px;
  padding: 0 10px;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
  color: rgba(226, 242, 255, .58);
  font-size: 6.5px;
  font-weight: 600;
  letter-spacing: .05em;
}

.screen-top .screen-live { display: flex; align-items: center; gap: 4px; color: #79e1b6; }
.screen-top .screen-live::before { content: ""; width: 4px; height: 4px; border-radius: 50%; background: #39dc9b; }

.screen-body { display: flex; min-height: 242px; }

.screen-layers {
  flex: 0 0 76px;
  padding: 11px 8px;
  border-right: 1px solid rgba(255, 255, 255, .07);
  background: rgba(255, 255, 255, .025);
}

.screen-panel-title {
  margin-bottom: 8px;
  color: rgba(176, 210, 243, .48);
  font-size: 5.8px;
  font-weight: 700;
  letter-spacing: .12em;
}

.layer-row {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-bottom: 6px;
  padding: 5px 5px;
  border-radius: 5px;
  color: rgba(200, 223, 247, .46);
  font-size: 6px;
}

.layer-row::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: rgba(157, 195, 235, .24);
}

.layer-row.is-active {
  color: #b9deff;
  background: rgba(62, 142, 255, .15);
  box-shadow: inset 0 0 0 1px rgba(74, 158, 255, .18);
}

.layer-row.is-active::before { background: #4fa7ff; }

.screen-canvas {
  position: relative;
  flex: 1;
  overflow: hidden;
  min-width: 0;
  background: #f4efff;
}

.poster-orb {
  position: absolute;
  border-radius: 50%;
  filter: saturate(105%);
}

.poster-orb-a {
  width: 190px;
  height: 190px;
  left: 24px;
  top: 32px;
  background: linear-gradient(145deg, #7458e8, #bd8bff);
}

.poster-orb-b {
  width: 150px;
  height: 150px;
  right: 22px;
  top: 18px;
  background: linear-gradient(145deg, #ffb8d0, #ffe1d9);
  opacity: .9;
}

.poster-orb-c {
  width: 100px;
  height: 100px;
  right: 64px;
  bottom: 20px;
  background: linear-gradient(145deg, #8fe9df, #c9fff7);
  opacity: .94;
}

.poster-swoosh {
  position: absolute;
  left: 44px;
  right: 28px;
  bottom: 36px;
  height: 60px;
  border-top: 2px solid rgba(32, 26, 54, .65);
  border-radius: 50%;
  transform: rotate(-9deg);
}

.poster-copy {
  position: absolute;
  left: 26px;
  top: 38px;
  z-index: 2;
  color: #1d1730;
}

.poster-eyebrow {
  display: block;
  margin-bottom: 8px;
  font-size: 6.5px;
  font-weight: 800;
  letter-spacing: .25em;
}

.poster-copy strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(15px, 1.75vw, 25px);
  font-weight: 800;
  line-height: 1.03;
  letter-spacing: -.045em;
}

.poster-btn {
  display: inline-flex;
  margin-top: 11px;
  padding: 5px 8px;
  border-radius: 5px;
  background: #1d1730;
  color: #fff;
  font-size: 5.5px;
  font-weight: 700;
  letter-spacing: .06em;
}

.remote-cursor {
  position: absolute;
  left: 56%;
  top: 65%;
  z-index: 4;
  display: flex;
  align-items: center;
  gap: 2px;
}

.remote-cursor svg { width: 12px; height: 12px; filter: drop-shadow(0 2px 3px rgba(0, 0, 0, .24)); }

.remote-cursor span {
  padding: 2px 5px;
  border-radius: 4px;
  background: var(--blue);
  color: #fff;
  font-size: 5.5px;
  font-weight: 700;
  line-height: 1.4;
}

.screen-props {
  flex: 0 0 68px;
  padding: 11px 8px;
  border-left: 1px solid rgba(255, 255, 255, .07);
  background: rgba(255, 255, 255, .025);
}

.prop-line { margin-bottom: 9px; }
.prop-line i {
  display: block;
  height: 4px;
  border-radius: 3px;
  background: rgba(176, 210, 243, .14);
}
.prop-line i:nth-child(1) { width: 62%; margin-bottom: 4px; background: rgba(176, 210, 243, .26); }
.prop-line i:nth-child(2) { width: 88%; }

.prop-swatches { display: flex; gap: 4px; margin: 8px 0 12px; }
.prop-swatches i { width: 9px; height: 9px; border-radius: 3px; background: #7458e8; }
.prop-swatches i:nth-child(2) { background: #ffb8d0; }
.prop-swatches i:nth-child(3) { background: #8fe9df; }
.prop-swatches i:nth-child(4) { background: #b9deff; }

.workspace-status {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 7px 2px 0;
  color: #8b9aae;
  font-size: 6.5px;
  white-space: nowrap;
}

.workspace-status > span { display: inline-flex; align-items: center; gap: 4px; }
.workspace-status .status-dot { width: 4px; height: 4px; border-radius: 50%; background: #28c477; }
.workspace-status b { color: #3d526e; font-weight: 700; }
.workspace-status .push { margin-left: auto; color: #a3b0c0; font-size: 5.8px; letter-spacing: .04em; }

.phone-mock {
  position: absolute;
  right: 0;
  bottom: 4px;
  z-index: 5;
  width: 25.5%;
  aspect-ratio: .505;
  padding: 7px;
  border-radius: 30px;
  background: #0a1220;
  box-shadow: 0 40px 60px -30px rgba(5, 27, 65, .6);
  transform: rotate(3.2deg);
}

.phone-screen {
  position: relative;
  height: 100%;
  overflow: hidden;
  border-radius: 24px;
  background: linear-gradient(180deg, #f7fbff, #eef6ff);
}

.phone-notch {
  position: absolute;
  top: 8px;
  left: 50%;
  width: 38%;
  height: 9px;
  border-radius: 99px;
  background: #0a1220;
  transform: translateX(-50%);
}

.phone-ui { padding: 28px 10px 10px; }
.phone-brand { display: flex; align-items: center; justify-content: space-between; padding: 0 2px 10px; }
.phone-brand img { width: 44px; height: auto; }
.phone-brand span { color: #9aa9bd; font-size: 9px; letter-spacing: 0; }
.phone-hero {
  position: relative;
  padding: 12px;
  border-radius: 12px;
  background: linear-gradient(135deg, #0b6cff, #00c8d8);
  color: #fff;
  overflow: hidden;
}
.phone-hero::after {
  content: "";
  position: absolute;
  right: -18px;
  top: -22px;
  width: 74px;
  height: 74px;
  border: 1px solid rgba(255, 255, 255, .3);
  border-radius: 50%;
  box-shadow: 0 0 0 18px rgba(255, 255, 255, .06);
}
.phone-hero small { display: block; font-size: 5.5px; font-weight: 700; letter-spacing: .12em; opacity: .72; }
.phone-hero b { display: block; margin-top: 3px; font-size: 10px; line-height: 1.3; }
.phone-hero em { display: block; margin-top: 2px; font-size: 5.5px; font-style: normal; opacity: .72; }
.phone-hero .phone-arrow {
  position: absolute;
  right: 9px;
  top: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .2);
  transform: translateY(-50%);
}
.phone-devices { margin-top: 8px; }
.phone-devices small { display: block; margin: 0 2px 5px; color: #97a6b9; font-size: 5.5px; font-weight: 700; letter-spacing: .08em; }
.phone-device {
  display: flex;
  align-items: center;
  gap: 7px;
  margin-bottom: 5px;
  padding: 7px;
  border: 1px solid #e8f0fa;
  border-radius: 9px;
  background: #fff;
}
.phone-device i { width: 18px; height: 18px; border-radius: 5px; background: #e8f2ff; }
.phone-device i::after {
  content: "";
  display: block;
  width: 8px;
  height: 6px;
  margin: 6px auto 0;
  border: 1px solid #3d8bff;
  border-radius: 1px;
}
.phone-device b { display: block; color: #3b4d66; font-size: 6.5px; line-height: 1.3; }
.phone-device em { display: block; color: #9ba9bc; font-size: 5px; font-style: normal; }
.phone-device.is-on { border-color: #d6e7ff; background: #f2f8ff; }
.phone-connect {
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 28px;
  border-radius: 8px;
  background: var(--blue);
  color: #fff;
  font-size: 7px;
  font-weight: 700;
}

.float-card {
  position: absolute;
  z-index: 6;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 15px;
  border: 1px solid rgba(255, 255, 255, .9);
  border-radius: 15px;
  background: rgba(255, 255, 255, .9);
  box-shadow: 0 20px 42px -22px rgba(5, 32, 74, .35);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.float-latency { top: -26px; left: -20px; }
.float-latency .float-label { display: block; color: #8b99ac; font-size: 6.5px; font-weight: 800; letter-spacing: .11em; }
.float-latency .float-value { display: flex; align-items: baseline; gap: 2px; color: var(--ink); font-family: var(--font-display); font-size: 23px; font-weight: 800; letter-spacing: -.04em; line-height: 1.1; }
.float-latency .float-value small { color: #74849a; font-size: 8px; font-weight: 600; letter-spacing: 0; }
.float-latency .mini-bars { display: flex; align-items: flex-end; gap: 2px; height: 15px; margin-left: 4px; }
.float-latency .mini-bars i { width: 3px; border-radius: 2px; background: #9fe6ca; }
.float-latency .mini-bars i:nth-child(1) { height: 5px; }
.float-latency .mini-bars i:nth-child(2) { height: 9px; }
.float-latency .mini-bars i:nth-child(3) { height: 13px; background: #39c994; }
.float-latency .mini-bars i:nth-child(4) { height: 8px; }

.float-secure { left: -26px; bottom: 31px; }
.float-secure .float-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 10px;
  background: #e9faf3;
  color: #18a870;
}
.float-secure strong { display: block; color: #2b3e58; font-size: 8.5px; line-height: 1.4; }
.float-secure span { display: block; color: #93a2b5; font-size: 6.5px; line-height: 1.4; }

.float-online {
  right: -9px;
  top: 56px;
  gap: 8px;
  padding: 9px 12px;
  border-radius: 99px;
}
.float-online .online-dot { width: 6px; height: 6px; border-radius: 50%; background: #28c477; box-shadow: 0 0 0 3px rgba(40, 196, 119, .12); }
.float-online span { color: #50637c; font-size: 7px; font-weight: 700; white-space: nowrap; }

/* ---------- Trust bar ---------- */
.trust-bar {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 8px;
  padding: 26px 30px;
  border: 1px solid rgba(255, 255, 255, .9);
  border-radius: 22px;
  background: rgba(255, 255, 255, .67);
  box-shadow: 0 24px 50px -42px rgba(8, 38, 90, .35);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.trust-item {
  position: relative;
  padding: 0 24px;
}

.trust-item:first-child { padding-left: 4px; }
.trust-item:last-child { padding-right: 4px; }
.trust-item + .trust-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 1px;
  height: 40px;
  background: var(--line);
  transform: translateY(-50%);
}

.trust-item strong {
  display: block;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -.04em;
}

.trust-item strong em { color: var(--blue); font-size: 17px; font-weight: 800; }
.trust-item span { display: block; margin-top: 2px; color: #7b8a9f; font-size: 11.5px; }

.trust-certs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 10px 18px;
  margin-top: 24px;
  color: #7b8ca1;
  font-size: 10.5px;
}

.trust-certs strong {
  color: #6f8096;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.cert-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: #7b8ca1;
}

.cert-chip::before {
  content: "";
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #a8b7c9;
}

/* ==========================================================================
   Section: Download
   ========================================================================== */
.download {
  background:
    radial-gradient(800px 520px at 100% 0%, rgba(0, 214, 225, .08), transparent 60%),
    linear-gradient(180deg, #ffffff 0%, #f6f9ff 36%, #ffffff 100%);
}

.download-board {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 1.38fr);
  gap: 18px;
}

.download-primary {
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-height: 500px;
  padding: 34px;
  border-radius: 30px;
  background:
    radial-gradient(520px 360px at 100% 0%, rgba(0, 214, 225, .4), transparent 58%),
    radial-gradient(560px 420px at 0% 100%, rgba(52, 137, 255, .36), transparent 60%),
    linear-gradient(145deg, #061a3b 0%, #07367c 56%, #0a54b7 100%);
  box-shadow: 0 32px 64px -40px rgba(5, 38, 98, .55);
  color: #fff;
}

.download-primary::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .04) 1px, transparent 1px);
  background-size: 36px 36px;
  -webkit-mask-image: linear-gradient(180deg, #000, transparent 84%);
  mask-image: linear-gradient(180deg, #000, transparent 84%);
  pointer-events: none;
}

.download-primary > * { position: relative; z-index: 1; }

.download-primary-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.pill-light {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 11px;
  border: 1px solid rgba(255, 255, 255, .15);
  border-radius: 99px;
  background: rgba(255, 255, 255, .1);
  color: #d9ecff;
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: .08em;
  backdrop-filter: blur(8px);
}

.pill-light::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #58f0c2;
  box-shadow: 0 0 0 3px rgba(88, 240, 194, .16);
}

.download-version { color: rgba(218, 236, 255, .58); font-family: var(--font-display); font-size: 9px; letter-spacing: .04em; }

.os-icon-large {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 66px;
  height: 66px;
  margin-top: 30px;
  border: 1px solid rgba(255, 255, 255, .17);
  border-radius: 19px;
  background: rgba(255, 255, 255, .1);
  color: #fff;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .18);
}

.download-primary h3 {
  margin-top: 20px;
  color: #fff;
  font-family: var(--font-display);
  font-size: 34px;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -.04em;
}

.download-primary h3 span { color: #73f0f5; }

.download-primary p {
  max-width: 360px;
  margin-top: 12px;
  color: rgba(220, 236, 255, .68);
  font-size: 13px;
  line-height: 1.8;
}

.download-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 13px;
  margin-top: 25px;
}

.download-actions .btn { width: 100%; justify-content: space-between; padding: 0 20px; }
.download-actions .btn .btn-right { display: inline-flex; align-items: center; gap: 8px; font-size: 10px; font-weight: 600; opacity: .65; }

.download-alt {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: rgba(218, 236, 255, .7);
  font-size: 10.5px;
  font-weight: 600;
  transition: color .2s ease;
}
.download-alt:hover { color: #fff; }
.download-alt span { color: rgba(218, 236, 255, .44); }

.download-checks {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 15px;
  margin-top: auto;
  padding-top: 26px;
  color: rgba(213, 236, 255, .64);
  font-size: 9.5px;
}

.download-checks li { display: inline-flex; align-items: center; gap: 5px; }
.download-checks svg { color: #67e4b1; }

.os-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.os-card {
  position: relative;
  display: flex;
  align-items: center;
  gap: 13px;
  min-height: 118px;
  padding: 19px;
  border: 1px solid var(--line);
  border-radius: 19px;
  background: #fff;
  box-shadow: 0 12px 26px -28px rgba(8, 38, 90, .3);
  transition: transform .3s var(--ease), border-color .3s ease, box-shadow .3s ease;
}

.os-card.is-detected {
  border-color: #9fc9ff;
  box-shadow: 0 18px 38px -28px rgba(11, 108, 255, .4), inset 0 0 0 1px rgba(11, 108, 255, .07);
}

.os-card.is-detected::after {
  content: "你的系统";
  position: absolute;
  top: 8px;
  right: 9px;
  padding: 2px 6px;
  border-radius: 99px;
  background: #eaf3ff;
  color: #3b7ace;
  font-size: 7px;
  font-weight: 700;
  letter-spacing: .03em;
}

.os-card:hover {
  transform: translateY(-4px);
  border-color: #b8d3fb;
  box-shadow: 0 22px 42px -28px rgba(8, 50, 120, .3);
}

.os-card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 43px;
  width: 43px;
  height: 43px;
  border-radius: 13px;
  background: #f0f6ff;
  color: var(--blue);
}

.os-card-icon.mac { background: #f1f3f7; color: #29313d; }
.os-card-icon.android { background: #edf9ef; color: #26a65b; }
.os-card-icon.ios { background: #eef4ff; color: #2970d6; }
.os-card-icon.linux { background: #fff7e9; color: #d38716; }
.os-card-icon.harmony { background: #f1f3ff; color: #5366d9; }

.os-card-copy { min-width: 0; flex: 1; }
.os-card-copy strong { display: block; color: var(--ink-2); font-size: 13.5px; font-weight: 700; line-height: 1.4; }
.os-card-copy small { display: block; margin-top: 3px; color: #7c8da3; font-size: 9.5px; line-height: 1.5; }
.os-card-arrow { color: #a8b6c8; transition: transform .3s var(--ease), color .3s ease; }
.os-card:hover .os-card-arrow { color: var(--blue); transform: translate(3px, -3px); }

.os-card.help-card {
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 7px;
  background: linear-gradient(145deg, #eff6ff, #f8fbff);
  border-color: #d7e7fd;
}
.help-card strong { color: #2b4770; font-size: 12.5px; }
.help-card p { color: #7e91ab; font-size: 9.5px; line-height: 1.6; }
.help-card a { color: var(--blue); font-size: 9.5px; font-weight: 700; }

.download-footnote {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  margin-top: 20px;
  color: #6f8095;
  font-size: 10.5px;
  line-height: 1.7;
}
.download-footnote svg { flex: 0 0 auto; margin-top: 1px; color: #92a5bd; }
.download-footnote a { color: #6f8198; text-decoration: underline; text-underline-offset: 3px; }

/* ==========================================================================
   Section: Features / Bento
   ========================================================================== */
.features {
  background:
    radial-gradient(700px 420px at 0% 0%, rgba(11, 108, 255, .045), transparent 60%),
    #fff;
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 17px;
}

.bento {
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-height: 250px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 26px;
  background: #fff;
  box-shadow: 0 18px 40px -38px rgba(8, 38, 90, .3);
  transition: transform .35s var(--ease), border-color .35s ease, box-shadow .35s ease;
}

.bento:hover {
  transform: translateY(-4px);
  border-color: #cbdcf3;
  box-shadow: 0 28px 54px -34px rgba(8, 44, 104, .28);
}

.bento::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(120deg, rgba(255, 255, 255, .42), transparent 34%);
  pointer-events: none;
}

.bento > * { position: relative; z-index: 1; }

.bento-latency {
  grid-column: span 7;
  grid-row: span 2;
  min-height: 594px;
  padding: 36px;
  background:
    radial-gradient(480px 340px at 100% 0%, rgba(0, 214, 225, .12), transparent 64%),
    linear-gradient(155deg, #f8fbff, #fff 56%);
}

.bento-quality { grid-column: span 5; background: linear-gradient(155deg, #fbfdff, #f5f9ff); }
.bento-platform { grid-column: span 5; background: linear-gradient(155deg, #fbfdff, #f4f8ff); }
.bento-file, .bento-privacy, .bento-multiscreen { grid-column: span 4; }
.bento-file h3, .bento-privacy h3, .bento-multiscreen h3 { font-size: clamp(21px, 1.8vw, 27px); }

.bento-kicker {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-bottom: 14px;
  color: var(--blue);
  font-family: var(--font-display);
  font-size: 9.5px;
  font-weight: 800;
  letter-spacing: .19em;
  text-transform: uppercase;
}

.bento-kicker::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 0 4px rgba(11, 108, 255, .09);
}

.bento h3 {
  max-width: 390px;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: clamp(23px, 2.2vw, 31px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -.04em;
}

.bento p {
  max-width: 400px;
  margin-top: 11px;
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.8;
}

.bento-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: auto;
  padding-top: 18px;
  color: var(--blue);
  font-size: 11.5px;
  font-weight: 700;
}
.bento-link svg { transition: transform .3s var(--ease); }
.bento-link:hover svg { transform: translateX(4px); }

/* Latency map visual */
.latency-visual {
  position: relative;
  flex: 1;
  min-height: 282px;
  margin-top: 22px;
  overflow: hidden;
  border: 1px solid #e5eefb;
  border-radius: 19px;
  background:
    radial-gradient(300px 220px at 22% 40%, rgba(11, 108, 255, .1), transparent 64%),
    radial-gradient(260px 200px at 86% 62%, rgba(0, 214, 225, .1), transparent 60%),
    #f8fbff;
}

.latency-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(94, 124, 170, .08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(94, 124, 170, .08) 1px, transparent 1px);
  background-size: 30px 30px;
  -webkit-mask-image: radial-gradient(ellipse at center, #000, transparent 84%);
  mask-image: radial-gradient(ellipse at center, #000, transparent 84%);
}

.network-map { position: absolute; inset: 0; width: 100%; height: 100%; }

.map-node {
  position: absolute;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 4px 7px;
  border: 1px solid rgba(201, 218, 241, .9);
  border-radius: 99px;
  background: rgba(255, 255, 255, .8);
  color: #7185a0;
  font-size: 7px;
  font-weight: 700;
  line-height: 1.2;
  white-space: nowrap;
  backdrop-filter: blur(6px);
}
.map-node::before { content: ""; width: 4px; height: 4px; border-radius: 50%; background: #4a9eff; }
.map-node.node-hk { right: 15%; top: 62%; }
.map-node.node-sg { right: 5%; top: 80%; }
.map-node.node-fra { left: 6%; top: 55%; }

.latency-readout {
  position: absolute;
  left: 23px;
  bottom: 20px;
  z-index: 3;
}
.latency-readout small { display: block; margin-bottom: 1px; color: #8b9bb0; font-size: 7px; font-weight: 800; letter-spacing: .14em; }
.latency-readout strong {
  display: flex;
  align-items: baseline;
  gap: 3px;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 54px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -.07em;
}
.latency-readout strong em { color: #7c8da2; font-size: 14px; font-weight: 600; letter-spacing: 0; }
.latency-readout span { display: inline-flex; align-items: center; gap: 5px; margin-top: 8px; color: #6f829a; font-size: 8px; }
.latency-readout span::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: #20bd7f; }

.latency-legend {
  position: absolute;
  right: 18px;
  top: 17px;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 5px;
  color: #9aa9bc;
  font-size: 6.5px;
  line-height: 1.2;
}
.latency-legend b { color: #4d6d92; font-size: 9px; font-weight: 800; letter-spacing: .04em; }

.map-pulse {
  position: absolute;
  z-index: 2;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #0b6cff;
  box-shadow: 0 0 0 0 rgba(11, 108, 255, .36);
  animation: mapPulse 2.8s ease-out infinite;
}
.map-pulse.pulse-sh { left: 41%; top: 43%; }
.map-pulse.pulse-sg { right: 17%; top: 61%; animation-delay: .7s; background: #13c8d0; box-shadow: 0 0 0 0 rgba(19, 200, 208, .36); }
.map-pulse.pulse-fra { left: 22%; top: 56%; animation-delay: 1.35s; }

/* Quality visual */
.quality-visual {
  position: relative;
  height: 172px;
  margin-bottom: 21px;
  overflow: hidden;
  border-radius: 16px;
  background: #07101f;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .06);
}

.quality-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(160px 120px at 26% 32%, rgba(11, 108, 255, .5), transparent 65%),
    radial-gradient(180px 150px at 86% 74%, rgba(0, 214, 225, .25), transparent 62%);
}

.quality-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(133, 191, 255, .09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(133, 191, 255, .09) 1px, transparent 1px);
  background-size: 22px 22px;
  transform: perspective(200px) rotateX(18deg) scale(1.2);
  transform-origin: center bottom;
}

.quality-orb {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 110px;
  height: 110px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #d5f8ff, #38b5ff 34%, #0b6cff 62%, #071a42 100%);
  box-shadow: 0 0 60px rgba(45, 166, 255, .46);
  transform: translate(-50%, -50%);
}

.quality-ring {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 156px;
  height: 156px;
  border: 1px solid rgba(119, 218, 255, .36);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.quality-chip {
  position: absolute;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 6px 9px;
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: 8px;
  background: rgba(7, 22, 42, .6);
  color: #bceeff;
  font-family: var(--font-display);
  font-size: 7.5px;
  font-weight: 800;
  letter-spacing: .04em;
  backdrop-filter: blur(8px);
}
.quality-chip.chip-8k { left: 15px; top: 14px; color: #fff; font-size: 15px; letter-spacing: -.02em; }
.quality-chip.chip-8k em { color: #77e8f0; font-size: 7px; font-style: normal; letter-spacing: .08em; }
.quality-chip.chip-fps { right: 14px; bottom: 14px; }
.quality-chip.chip-color { right: 14px; top: 14px; color: #9fe6d2; }

.quality-scan {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(93, 238, 255, .7), transparent);
  box-shadow: 0 0 18px rgba(93, 238, 255, .5);
  animation: scanLine 4.8s ease-in-out infinite;
}

/* Platform visual */
.platform-visual {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  margin-top: auto;
  padding-top: 18px;
}

.platform-device {
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid #e1eaf7;
  border-radius: 10px;
  background: #fff;
  color: #7a8ca3;
  box-shadow: 0 7px 16px -14px rgba(8, 38, 90, .3);
}
.platform-device.pc { width: 66px; height: 47px; border-radius: 9px; }
.platform-device.phone { width: 28px; height: 48px; border-radius: 7px; }
.platform-device.tablet { width: 40px; height: 51px; border-radius: 8px; }
.platform-device.tv { width: 72px; height: 43px; }
.platform-device.mini { width: 33px; height: 33px; border-radius: 9px; }
.platform-device svg { width: 18px; height: 18px; }
.platform-device.pc svg { width: 25px; height: 25px; }

.platform-plus {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  margin: 0 1px 11px;
  border-radius: 50%;
  background: #eef6ff;
  color: #5f8ec8;
  font-size: 12px;
  font-weight: 600;
}

/* File visual */
.file-visual {
  display: flex;
  flex-direction: column;
  gap: 7px;
  margin-top: 21px;
}

.file-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border: 1px solid #e7eef9;
  border-radius: 9px;
  background: #fbfdff;
}

.file-row .file-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 23px;
  height: 23px;
  border-radius: 6px;
  background: #eaf2ff;
  color: #3c8df5;
}
.file-row:nth-child(2) .file-icon { background: #e9faf3; color: #18a870; }
.file-row:nth-child(3) .file-icon { background: #fff4e7; color: #d88a21; }
.file-row b { color: #53667f; font-size: 7px; font-weight: 600; }
.file-row .file-bar { flex: 1; height: 3px; margin-left: 4px; overflow: hidden; border-radius: 3px; background: #e9f0fa; }
.file-row .file-bar i { display: block; height: 100%; border-radius: inherit; background: #70b5ff; }
.file-row:nth-child(2) .file-bar i { background: #5bd4a6; }
.file-row:nth-child(3) .file-bar i { background: #ffc06b; }
.file-row .file-size { color: #9ba9ba; font-size: 6px; }

/* Privacy visual */
.privacy-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 114px;
  margin-top: 16px;
}

.privacy-shield {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 84px;
  height: 92px;
  border: 1px solid #cfe4ff;
  border-radius: 44px 44px 30px 30px;
  background: linear-gradient(160deg, #eef6ff, #e0f9f7);
  color: var(--blue);
  clip-path: polygon(50% 0, 94% 16%, 88% 64%, 50% 100%, 12% 64%, 6% 16%);
  box-shadow: 0 16px 32px -20px rgba(11, 108, 255, .4);
}
.privacy-shield svg { width: 30px; height: 30px; }

.privacy-orbit {
  position: absolute;
  width: 136px;
  height: 136px;
  border: 1px dashed #cbdcf1;
  border-radius: 50%;
  animation: spin 28s linear infinite;
}
.privacy-orbit::before, .privacy-orbit::after {
  content: "";
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #74c3ff;
}
.privacy-orbit::before { left: 8px; top: 28px; }
.privacy-orbit::after { right: 5px; bottom: 24px; background: #52ddc3; }

.privacy-toggle {
  position: absolute;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 8px;
  border: 1px solid #e1ecf9;
  border-radius: 8px;
  background: #fff;
  color: #6e829c;
  font-size: 6px;
  box-shadow: 0 8px 18px -14px rgba(8, 38, 90, .3);
}
.privacy-toggle i {
  position: relative;
  width: 18px;
  height: 10px;
  border-radius: 99px;
  background: #0b6cff;
}
.privacy-toggle i::after {
  content: "";
  position: absolute;
  right: 2px;
  top: 2px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #fff;
}

/* Multi-screen visual */
.multi-visual {
  position: relative;
  height: 127px;
  margin-top: 13px;
}

.multi-screen {
  position: absolute;
  bottom: 0;
  width: 98px;
  height: 67px;
  border: 4px solid #172a44;
  border-radius: 9px;
  background: linear-gradient(145deg, #eef7ff, #dbeaff);
  box-shadow: 0 14px 22px -18px rgba(8, 38, 90, .4);
}
.multi-screen::before {
  content: "";
  position: absolute;
  left: 8px;
  right: 8px;
  top: 8px;
  height: 6px;
  border-radius: 3px;
  background: #fff;
  opacity: .85;
}
.multi-screen::after {
  content: "";
  position: absolute;
  left: 8px;
  top: 21px;
  width: 42px;
  height: 30px;
  border-radius: 4px;
  background: linear-gradient(145deg, #8ebcff, #c7e0ff);
}
.multi-screen.screen-one { left: 0; z-index: 1; transform: rotate(-5deg); opacity: .62; }
.multi-screen.screen-two { left: 48px; z-index: 3; bottom: 9px; }

/* ==========================================================================
   Section: Scenarios
   ========================================================================== */
.scenarios {
  background:
    radial-gradient(760px 520px at 100% 20%, rgba(0, 214, 225, .07), transparent 62%),
    linear-gradient(180deg, #f7faff 0%, #ffffff 52%, #f8fbff 100%);
}

.scenario-tabs {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 22px;
}

.scenario-tab {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  padding: 17px 17px 15px;
  border: 1px solid var(--line);
  border-radius: 15px;
  background: rgba(255, 255, 255, .7);
  text-align: left;
  transition: background-color .3s ease, border-color .3s ease, box-shadow .3s ease, transform .3s var(--ease);
}

.scenario-tab:hover { transform: translateY(-2px); border-color: #c8dcf6; background: #fff; }

.scenario-tab .tab-index {
  color: #a5b3c4;
  font-family: var(--font-display);
  font-size: 8px;
  font-weight: 800;
  letter-spacing: .1em;
  transition: color .3s ease;
}

.scenario-tab .tab-name {
  color: #3b4f69;
  font-size: 13.5px;
  font-weight: 700;
  line-height: 1.3;
  transition: color .3s ease;
}

.scenario-tab .tab-sub {
  color: #7e8fa4;
  font-size: 7.5px;
  line-height: 1.4;
  transition: color .3s ease;
}

.scenario-tab[aria-selected="true"] {
  border-color: rgba(11, 108, 255, .25);
  background: linear-gradient(145deg, #0b6cff, #0782ff);
  box-shadow: 0 18px 34px -24px rgba(11, 108, 255, .7);
}

.scenario-tab[aria-selected="true"] .tab-index { color: rgba(255, 255, 255, .58); }
.scenario-tab[aria-selected="true"] .tab-name { color: #fff; }
.scenario-tab[aria-selected="true"] .tab-sub { color: rgba(255, 255, 255, .64); }

.scenario-stage {
  position: relative;
  overflow: hidden;
  border: 1px solid #e2ebf7;
  border-radius: 30px;
  background: #fff;
  box-shadow: 0 36px 80px -54px rgba(8, 38, 90, .35);
}

.scenario-panel {
  display: none;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  gap: 0;
  animation: panelIn .5s var(--ease);
}

.scenario-panel.is-active { display: grid; }

.scenario-media {
  position: relative;
  overflow: hidden;
  min-height: 100%;
  background: #edf5ff;
}
.scenario-media::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow: inset 0 0 0 1px rgba(7, 16, 31, .04);
  pointer-events: none;
}
.scenario-media img {
  width: 100%;
  height: 100%;
  min-height: 100%;
  object-fit: cover;
  transition: transform 1.2s var(--ease);
}
.scenario-panel:hover .scenario-media img { transform: scale(1.015); }

.scenario-media-badge {
  position: absolute;
  left: 18px;
  top: 18px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 10px;
  border: 1px solid rgba(255, 255, 255, .7);
  border-radius: 99px;
  background: rgba(255, 255, 255, .7);
  color: #4a607d;
  font-size: 7.5px;
  font-weight: 700;
  letter-spacing: .06em;
  backdrop-filter: blur(10px);
}
.scenario-media-badge::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: #17bb7e; }

.scenario-info {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 42px 42px 38px;
}

.scenario-info .section-tag { margin-bottom: 15px; font-size: 9px; }

.scenario-info h3 {
  color: var(--ink);
  font-family: var(--font-display);
  font-size: clamp(28px, 2.8vw, 37px);
  font-weight: 800;
  line-height: 1.13;
  letter-spacing: -.045em;
}

.scenario-info > p {
  margin-top: 13px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.85;
}

.scenario-points {
  display: flex;
  flex-direction: column;
  gap: 9px;
  margin-top: 19px;
}

.scenario-points li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  color: #485b74;
  font-size: 11px;
  line-height: 1.6;
}
.scenario-points svg { flex: 0 0 auto; margin-top: 2px; color: #18a870; }

.scenario-meta {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid #edf2f9;
}

.scenario-stat strong {
  display: block;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -.04em;
}
.scenario-stat span { display: block; margin-top: 2px; color: #95a3b5; font-size: 7.5px; }
.scenario-info .text-link { margin-left: auto; font-size: 11px; }

/* ==========================================================================
   Section: Security
   ========================================================================== */
.security {
  overflow: hidden;
  padding: 118px 0;
  background:
    radial-gradient(820px 620px at 80% 20%, rgba(11, 108, 255, .25), transparent 60%),
    radial-gradient(600px 500px at 0% 100%, rgba(0, 214, 225, .08), transparent 62%),
    #06101f;
  color: #fff;
}

.security::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(125, 176, 255, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(125, 176, 255, .05) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(ellipse at 68% 50%, #000 10%, transparent 72%);
  mask-image: radial-gradient(ellipse at 68% 50%, #000 10%, transparent 72%);
  pointer-events: none;
}

.security::after {
  content: "";
  position: absolute;
  width: 500px;
  height: 500px;
  right: -160px;
  top: -220px;
  border-radius: 50%;
  border: 1px solid rgba(88, 172, 255, .14);
  box-shadow: 0 0 0 90px rgba(88, 172, 255, .025), 0 0 0 180px rgba(88, 172, 255, .018);
  pointer-events: none;
}

.security .container { position: relative; z-index: 2; }

.security-grid {
  display: grid;
  grid-template-columns: minmax(0, .94fr) minmax(0, 1.06fr);
  align-items: center;
  gap: 54px;
}

.security-copy .section-tag { margin-bottom: 19px; }

.security-copy h2 {
  color: #fff;
  font-family: var(--font-display);
  font-size: clamp(36px, 4.2vw, 56px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -.05em;
}

.security-copy h2 span {
  background: linear-gradient(100deg, #7fdcff, #49f1d8);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.security-copy > p {
  max-width: 470px;
  margin-top: 20px;
  color: #9bafc8;
  font-size: 14.5px;
  line-height: 1.85;
}

.security-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 30px;
}

.security-item {
  padding: 17px;
  border: 1px solid rgba(133, 180, 240, .14);
  border-radius: 14px;
  background: rgba(255, 255, 255, .035);
  backdrop-filter: blur(10px);
  transition: border-color .3s ease, background-color .3s ease;
}
.security-item:hover { border-color: rgba(123, 206, 255, .32); background: rgba(255, 255, 255, .055); }

.security-item .security-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  margin-bottom: 11px;
  border: 1px solid rgba(118, 210, 255, .18);
  border-radius: 9px;
  background: rgba(70, 160, 255, .1);
  color: #6fd4ff;
}

.security-item strong { display: block; color: #e6f3ff; font-size: 12px; line-height: 1.4; }
.security-item span { display: block; margin-top: 4px; color: #8198b4; font-size: 9.5px; line-height: 1.65; }

.security-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 28px;
}

.security-note {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: #7f94ae;
  font-size: 9.5px;
}
.security-note svg { color: #5fe0bc; }

.security-visual {
  position: relative;
  max-width: 570px;
  margin: 0 auto;
  padding: 10px;
}

.security-visual::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 460px;
  height: 460px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(11, 108, 255, .28), transparent 66%);
  filter: blur(8px);
  transform: translate(-50%, -50%);
}

.security-shield {
  position: relative;
  z-index: 2;
  width: 100%;
  animation: floatSoft 8s ease-in-out infinite;
  filter: drop-shadow(0 36px 80px rgba(0, 90, 255, .28));
}

.sec-float {
  position: absolute;
  z-index: 4;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 10px 13px;
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 12px;
  background: rgba(9, 25, 48, .7);
  box-shadow: 0 22px 40px -26px rgba(0, 0, 0, .55);
  color: #d8ecff;
  font-size: 8.5px;
  line-height: 1.4;
  backdrop-filter: blur(14px);
}
.sec-float .sec-float-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 25px;
  height: 25px;
  border-radius: 8px;
  background: rgba(64, 161, 255, .13);
  color: #74d8ff;
}
.sec-float b { display: block; font-size: 8.5px; }
.sec-float span { display: block; color: #7490ad; font-size: 6.5px; }
.sec-float.float-auth { left: -10px; top: 25%; }
.sec-float.float-privacy { right: -16px; bottom: 28%; }
.sec-float.float-measures { left: 4%; bottom: 10%; }

/* ==========================================================================
   Section: How to
   ========================================================================== */
.steps-section {
  background:
    radial-gradient(760px 460px at 50% 0%, rgba(11, 108, 255, .055), transparent 64%),
    #fff;
}

.steps-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 17px;
}

.steps-grid::before {
  content: "";
  position: absolute;
  left: 12%;
  right: 12%;
  top: 48px;
  height: 1px;
  background: linear-gradient(90deg, transparent, #d6e4f7 18%, #d6e4f7 82%, transparent);
}

.step-card {
  position: relative;
  z-index: 1;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: #fff;
  transition: transform .35s var(--ease), border-color .3s ease, box-shadow .3s ease;
}
.step-card:hover { transform: translateY(-4px); border-color: #c7dcf6; box-shadow: var(--shadow-md); }

.step-top { display: flex; align-items: center; justify-content: space-between; }

.step-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border: 1px solid #dbe8fa;
  border-radius: 14px;
  background: linear-gradient(145deg, #f1f7ff, #fff);
  color: var(--blue);
  box-shadow: 0 12px 20px -18px rgba(8, 38, 90, .45);
}

.step-number {
  color: #e7eef9;
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -.04em;
}

.step-card h3 { margin-top: 23px; color: var(--ink); font-size: 17px; font-weight: 800; line-height: 1.4; }
.step-card p { margin-top: 7px; color: var(--muted); font-size: 11.5px; line-height: 1.8; }

.step-tip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: 15px;
  color: #7b8ea6;
  font-size: 9px;
}
.step-tip svg { color: #49b892; }

.steps-note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  margin-top: 30px;
  color: #8b9aad;
  font-size: 10.5px;
}
.steps-note svg { color: #22b77e; }
.steps-note a { color: var(--blue); font-weight: 700; }

/* ==========================================================================
   Section: FAQ
   ========================================================================== */
.faq-section {
  background:
    radial-gradient(620px 480px at 100% 100%, rgba(0, 214, 225, .07), transparent 62%),
    linear-gradient(180deg, #f7faff, #ffffff);
}

.faq-grid {
  display: grid;
  grid-template-columns: minmax(0, .78fr) minmax(0, 1.22fr);
  gap: 60px;
  align-items: start;
}

.faq-aside {
  position: sticky;
  top: calc(var(--header-h) + 36px);
}

.faq-aside h2 {
  color: var(--ink);
  font-family: var(--font-display);
  font-size: clamp(34px, 3.9vw, 50px);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -.045em;
}

.faq-aside p {
  max-width: 330px;
  margin-top: 17px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.85;
}

.faq-aside .btn { margin-top: 24px; }

.faq-support {
  display: flex;
  align-items: center;
  gap: 11px;
  margin-top: 28px;
  padding-top: 23px;
  border-top: 1px solid var(--line);
}
.faq-support-avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: linear-gradient(145deg, #dcecff, #bcdcff);
  color: #2c6fc7;
  font-size: 11px;
  font-weight: 800;
}
.faq-support strong { display: block; color: #3a4e68; font-size: 10.5px; }
.faq-support span { display: block; color: #95a4b6; font-size: 8.5px; }

.faq-list { border-top: 1px solid #dde7f4; }

.faq-item { border-bottom: 1px solid #dde7f4; }

.faq-item summary {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 21px 2px;
  color: #24374f;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.5;
  cursor: pointer;
  list-style: none;
  transition: color .2s ease;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--blue); }

.faq-index {
  flex: 0 0 auto;
  width: 22px;
  color: #aab8c9;
  font-family: var(--font-display);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .04em;
}

.faq-plus {
  position: relative;
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  margin-left: auto;
  border: 1px solid #dbe6f4;
  border-radius: 50%;
  background: #fff;
  transition: background-color .3s ease, border-color .3s ease, transform .3s var(--ease);
}
.faq-plus::before, .faq-plus::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 8px;
  height: 1.4px;
  border-radius: 2px;
  background: #7c90a8;
  transform: translate(-50%, -50%);
  transition: transform .3s var(--ease), background-color .3s ease;
}
.faq-plus::after { transform: translate(-50%, -50%) rotate(90deg); }

.faq-item[open] summary { color: var(--blue); }
.faq-item[open] .faq-plus { border-color: var(--blue); background: var(--blue); transform: rotate(180deg); }
.faq-item[open] .faq-plus::before, .faq-item[open] .faq-plus::after { background: #fff; }
.faq-item[open] .faq-plus::after { transform: translate(-50%, -50%) rotate(0deg); }

.faq-answer {
  overflow: hidden;
  animation: faqIn .35s var(--ease);
}
.faq-answer p {
  max-width: 640px;
  padding: 0 38px 21px 36px;
  color: #65758b;
  font-size: 12px;
  line-height: 1.9;
}
.faq-answer a { color: var(--blue); font-weight: 600; text-decoration: underline; text-underline-offset: 3px; }

/* ==========================================================================
   Section: Final CTA
   ========================================================================== */
.final-cta {
  padding: 0 0 120px;
  background: #fff;
}

.cta-card {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  align-items: center;
  overflow: hidden;
  min-height: 420px;
  padding: 58px 62px;
  border-radius: 34px;
  background:
    radial-gradient(620px 440px at 92% 4%, rgba(0, 214, 225, .36), transparent 60%),
    radial-gradient(600px 500px at 10% 100%, rgba(67, 142, 255, .38), transparent 64%),
    linear-gradient(120deg, #061a3b 0%, #0845a3 52%, #086cdb 100%);
  box-shadow: 0 44px 84px -48px rgba(5, 37, 91, .6);
  color: #fff;
}

.cta-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .045) 1px, transparent 1px);
  background-size: 42px 42px;
  -webkit-mask-image: linear-gradient(90deg, #000, transparent 92%);
  mask-image: linear-gradient(90deg, #000, transparent 92%);
  pointer-events: none;
}
.cta-card::after {
  content: "";
  position: absolute;
  width: 360px;
  height: 360px;
  right: -90px;
  bottom: -190px;
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 50%;
  box-shadow: 0 0 0 60px rgba(255, 255, 255, .025), 0 0 0 120px rgba(255, 255, 255, .018);
  pointer-events: none;
}

.cta-copy { position: relative; z-index: 2; }
.cta-copy .section-tag { color: #6eeaf1; }
.cta-copy h2 {
  max-width: 580px;
  color: #fff;
  font-family: var(--font-display);
  font-size: clamp(38px, 4.5vw, 58px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -.05em;
}

.cta-copy p {
  max-width: 440px;
  margin-top: 14px;
  color: rgba(219, 239, 255, .72);
  font-size: 14px;
  line-height: 1.8;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 27px;
}

.cta-os {
  display: block;
  margin-top: 18px;
  color: rgba(201, 230, 255, .46);
  font-family: var(--font-display);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: .16em;
}

.cta-visual {
  position: relative;
  z-index: 2;
  height: 300px;
}

.cta-orbit {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 286px;
  height: 286px;
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}
.cta-orbit::before {
  content: "";
  position: absolute;
  inset: 40px;
  border: 1px dashed rgba(255, 255, 255, .2);
  border-radius: 50%;
}

.cta-mark {
  position: absolute;
  left: 50%;
  top: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 116px;
  height: 116px;
  border: 1px solid rgba(255, 255, 255, .28);
  border-radius: 32px;
  background: rgba(255, 255, 255, .12);
  box-shadow: 0 24px 50px -20px rgba(0, 0, 0, .35), inset 0 1px 0 rgba(255, 255, 255, .25);
  transform: translate(-50%, -50%) rotate(-4deg);
  backdrop-filter: blur(12px);
}
.cta-mark img { width: 56px; height: auto; filter: brightness(0) invert(1); opacity: .95; }

.cta-node {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 7px 10px;
  border: 1px solid rgba(255, 255, 255, .2);
  border-radius: 99px;
  background: rgba(7, 28, 58, .5);
  color: #d9efff;
  font-size: 7.5px;
  font-weight: 700;
  white-space: nowrap;
  backdrop-filter: blur(10px);
}
.cta-node::before { content: ""; width: 4px; height: 4px; border-radius: 50%; background: #65f0cf; }
.cta-node.node-win { left: -16px; top: 24px; }
.cta-node.node-mac { right: -15px; top: 73px; }
.cta-node.node-mobile { left: -23px; bottom: 58px; }
.cta-node.node-linux { right: 6px; bottom: 24px; }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  position: relative;
  overflow: hidden;
  padding: 72px 0 30px;
  background: #050b16;
  color: #8b9cb2;
}

.site-footer::before {
  content: "";
  position: absolute;
  width: 600px;
  height: 600px;
  left: -300px;
  top: -350px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(11, 108, 255, .13), transparent 68%);
  pointer-events: none;
}

.footer-top {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.4fr repeat(4, minmax(0, 1fr));
  gap: 38px;
  padding-bottom: 48px;
}

.footer-brand .logo-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 11px 14px;
  border-radius: 12px;
  background: #fff;
}
.footer-brand .logo-chip img { width: 114px; height: auto; }

.footer-brand > p {
  max-width: 280px;
  margin-top: 19px;
  color: #71839b;
  font-size: 12px;
  line-height: 1.85;
}

.footer-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 17px;
  padding: 7px 10px;
  border: 1px solid rgba(102, 153, 218, .16);
  border-radius: 8px;
  background: rgba(255, 255, 255, .03);
  color: #7590b0;
  font-size: 8px;
  font-weight: 600;
  letter-spacing: .04em;
}
.footer-badge::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: #39cf98; }

.footer-col h3 {
  margin-bottom: 15px;
  color: #dce9f8;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a { color: #7d8fa5; font-size: 11.5px; line-height: 1.5; transition: color .2s ease; }
.footer-col a:hover { color: #e7f4ff; }

.footer-bottom {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  padding-top: 23px;
  border-top: 1px solid rgba(129, 160, 199, .12);
}

.footer-copy {
  color: #657990;
  font-size: 9.5px;
  text-align: center;
  white-space: nowrap;
}
.footer-copy span { display: block; margin-top: 3px; color: #44546a; }

/* Back to top */
.to-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 80;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border: 1px solid #dbe6f4;
  border-radius: 50%;
  background: rgba(255, 255, 255, .9);
  color: #3d5574;
  box-shadow: 0 12px 28px -16px rgba(8, 38, 90, .4);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity .25s ease, visibility .25s ease, transform .25s var(--ease);
  backdrop-filter: blur(12px);
}
.to-top.is-visible { opacity: 1; visibility: visible; transform: none; }
.to-top:hover { color: var(--blue); border-color: #b9d4f8; }

/* ==========================================================================
   Motion
   ========================================================================== */
@keyframes ping {
  0% { transform: scale(.7); opacity: .8; }
  80%, 100% { transform: scale(1.7); opacity: 0; }
}

@keyframes mapPulse {
  0% { box-shadow: 0 0 0 0 rgba(11, 108, 255, .35); }
  70% { box-shadow: 0 0 0 9px rgba(11, 108, 255, 0); }
  100% { box-shadow: 0 0 0 0 rgba(11, 108, 255, 0); }
}

@keyframes scanLine {
  0%, 100% { top: 10%; opacity: 0; }
  15% { opacity: 1; }
  60% { opacity: .8; }
  85% { top: 88%; opacity: 0; }
}

@keyframes panelIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes faqIn {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

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

@keyframes spin {
  to { transform: rotate(360deg); }
}

html.js .reveal {
  opacity: 1;
  transform: translateY(20px);
  transition: transform .8s var(--ease);
}
html.js .reveal.is-visible { transform: none; }
html.js .reveal[data-delay="1"] { transition-delay: .08s; }
html.js .reveal[data-delay="2"] { transition-delay: .16s; }
html.js .reveal[data-delay="3"] { transition-delay: .24s; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1180px) {
  .container { padding: 0 24px; }
  .main-nav { gap: 0; }
  .main-nav a { padding-left: 10px; padding-right: 10px; font-size: 12.5px; }
  .header-help { display: none; }
  .hero-grid { gap: 30px; }
  .hero h1 { font-size: clamp(42px, 5.4vw, 68px); }
  .hero-stage { max-width: 570px; height: 540px; }
  .float-latency { left: -10px; }
  .float-secure { left: -12px; }
  .bento-latency { padding: 30px; }
  .download-board { grid-template-columns: 1fr; }
  .download-primary { min-height: 470px; }
  .os-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .os-card { min-height: 110px; }
  .scenario-info { padding: 34px 30px; }
  .footer-top { grid-template-columns: 1.3fr repeat(2, 1fr); row-gap: 34px; }
}

@media (max-width: 1120px) {
  .hero-grid { grid-template-columns: 1fr; gap: 20px; min-height: 0; }
  .hero-copy { max-width: 740px; padding-bottom: 8px; }
  .hero h1 { font-size: clamp(44px, 6.3vw, 68px); }
  .hero-lead { max-width: 600px; }
  .hero-visual { justify-content: center; margin-top: 12px; }
  .float-latency { left: 0; }
  .float-secure { left: 0; }
}

@media (max-width: 980px) {
  :root { --header-h: 68px; }
  .main-nav { display: none; }
  .nav-toggle { display: flex; }
  .header-actions .btn { display: none; }
  .hero { padding-top: 42px; }
  .hero-grid { grid-template-columns: 1fr; gap: 20px; min-height: 0; }
  .hero-copy { max-width: 720px; padding-bottom: 10px; }
  .hero h1 { max-width: 720px; font-size: clamp(46px, 7.5vw, 72px); }
  .hero-lead { max-width: 600px; }
  .hero-visual { justify-content: center; margin-top: 10px; }
  .hero-stage { max-width: 620px; height: 574px; }
  .float-latency { left: 0; }
  .float-secure { left: 0; }
  .trust-bar { margin-top: 26px; }
  .section { padding: 96px 0; }
  .bento-latency { grid-column: span 12; grid-row: auto; min-height: 0; }
  .bento-quality, .bento-platform { grid-column: span 6; }
  .bento-file, .bento-privacy, .bento-multiscreen { grid-column: span 6; }
  .latency-visual { min-height: 300px; }
  .scenario-tabs { display: flex; overflow-x: auto; padding-bottom: 5px; scrollbar-width: none; }
  .scenario-tabs::-webkit-scrollbar { display: none; }
  .scenario-tab { flex: 0 0 154px; }
  .scenario-panel { grid-template-columns: 1fr; }
  .scenario-media { aspect-ratio: 3 / 2; min-height: 0; }
  .scenario-media img { position: absolute; inset: 0; }
  .scenario-info { padding: 32px 30px 34px; }
  .security-grid { grid-template-columns: 1fr; gap: 30px; }
  .security-copy { max-width: 680px; }
  .security-visual { max-width: 540px; margin-top: 10px; }
  .faq-grid { grid-template-columns: 1fr; gap: 34px; }
  .faq-aside { position: static; }
  .faq-aside p { max-width: 500px; }
  .cta-card { grid-template-columns: 1fr; padding: 48px 42px 34px; }
  .cta-visual { height: 270px; margin-top: 18px; }
  .cta-orbit { width: 260px; height: 260px; }
  .footer-top { grid-template-columns: 1.4fr repeat(2, 1fr); }
}

@media (max-width: 760px) {
  .container { padding: 0 18px; }
  .section { padding: 78px 0; }
  .section-head { margin-bottom: 38px; }
  .section-head h2 { font-size: clamp(31px, 7.5vw, 42px); }
  .section-head p { margin-top: 13px; font-size: 14px; }
  .hero { padding: 30px 0 30px; }
  .hero-eyebrow { margin-bottom: 20px; font-size: 10.5px; }
  .hero h1 { font-size: clamp(41px, 11.3vw, 60px); line-height: 1.08; }
  .hero-title-break { display: none; }
  .hero-lead { margin-top: 19px; font-size: 14.5px; line-height: 1.8; }
  .hero-actions { gap: 9px; margin-top: 25px; }
  .hero-actions .btn { flex: 1 1 auto; min-width: 0; padding: 0 16px; font-size: 13px; }
  .hero-actions .btn .btn-meta { padding-left: 8px; }
  .hero-note { flex-wrap: wrap; gap: 4px 7px; }
  .hero-proof { margin-top: 25px; padding-top: 19px; }
  .hero-stage { height: auto; max-width: 100%; padding: 64px 0 8px; }
  .session-card { position: relative; left: auto; top: auto; width: 100%; transform: none; }
  .phone-mock { display: none; }
  .float-latency { top: 0; left: auto; right: 2px; padding: 9px 11px; }
  .float-latency .float-value { font-size: 19px; }
  .float-secure { display: none; }
  .float-online { top: 43px; right: 0; }
  .session-rail { flex-basis: 38px; gap: 11px; }
  .rail-icon { width: 19px; height: 19px; }
  .session-workspace { padding: 8px 8px 7px; }
  .screen-body { min-height: 200px; }
  .screen-layers { flex-basis: 62px; }
  .screen-props { flex-basis: 58px; }
  .trust-bar { grid-template-columns: repeat(2, 1fr); gap: 20px 0; padding: 23px 20px; }
  .trust-item { padding: 0 15px; }
  .trust-item:nth-child(3) { padding-left: 4px; }
  .trust-item:nth-child(3)::before { display: none; }
  .trust-item:nth-child(2)::before { left: 0; }
  .trust-item strong { font-size: 27px; }
  .trust-certs { gap: 8px 12px; font-size: 9px; }
  .download-primary { padding: 27px 22px; min-height: 480px; border-radius: 24px; }
  .download-primary h3 { font-size: 30px; }
  .os-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .os-card { min-height: 100px; padding: 14px; gap: 10px; }
  .os-card-icon { flex-basis: 37px; width: 37px; height: 37px; border-radius: 11px; }
  .os-card-copy strong { font-size: 12px; }
  .os-card-copy small { font-size: 8px; }
  .bento-grid { gap: 12px; }
  .bento { padding: 23px; border-radius: 21px; }
  .bento-latency, .bento-quality, .bento-platform, .bento-file, .bento-privacy, .bento-multiscreen { grid-column: span 12; }
  .bento-latency { padding: 24px; }
  .bento h3 { font-size: 24px; }
  .bento-file h3, .bento-privacy h3, .bento-multiscreen h3 { font-size: 23px; }
  .bento p { font-size: 12px; }
  .latency-visual { min-height: 235px; margin-top: 18px; }
  .latency-readout strong { font-size: 45px; }
  .map-node.node-fra { display: none; }
  .quality-visual { height: 160px; }
  .scenario-tabs { gap: 7px; }
  .scenario-tab { flex-basis: 139px; padding: 13px 13px 12px; }
  .scenario-tab .tab-sub { display: none; }
  .scenario-stage { border-radius: 22px; }
  .scenario-info { padding: 27px 22px 29px; }
  .scenario-info h3 { font-size: 28px; }
  .scenario-info > p { font-size: 12.5px; }
  .scenario-points li { font-size: 10.5px; }
  .scenario-meta { gap: 13px; }
  .scenario-stat strong { font-size: 23px; }
  .security { padding: 78px 0; }
  .security-copy h2 { font-size: clamp(33px, 8vw, 44px); }
  .security-copy > p { font-size: 13px; }
  .security-list { gap: 9px; margin-top: 23px; }
  .security-item { padding: 14px; }
  .security-item strong { font-size: 11px; }
  .security-item span { font-size: 8.5px; }
  .security-visual { max-width: 390px; }
  .sec-float.float-auth { left: -2px; }
  .sec-float.float-privacy { right: -2px; }
  .sec-float.float-measures { left: 0; }
  .steps-grid { grid-template-columns: 1fr; gap: 12px; }
  .steps-grid::before { display: none; }
  .step-card { padding: 24px; }
  .steps-note { flex-wrap: wrap; text-align: center; gap: 8px; }
  .faq-answer p { padding-left: 36px; padding-right: 10px; font-size: 11.5px; }
  .cta-card { padding: 36px 24px 20px; border-radius: 25px; }
  .cta-copy h2 { font-size: clamp(34px, 9.3vw, 46px); }
  .cta-copy p { font-size: 13px; }
  .cta-actions .btn { flex: 1 1 auto; min-width: 0; font-size: 12.5px; }
  .cta-visual { height: 250px; }
  .cta-orbit { width: 224px; height: 224px; }
  .cta-node { font-size: 6.5px; padding: 6px 8px; }
  .cta-node.node-win { left: -6px; }
  .cta-node.node-mac { right: -4px; }
  .cta-node.node-mobile { left: -8px; }
  .cta-node.node-linux { right: 0; }
  .final-cta { padding-bottom: 78px; }
  .footer-top { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 30px 24px; }
  .footer-brand { grid-column: span 2; }
  .footer-bottom { flex-direction: column; gap: 12px; }
  .to-top { right: 15px; bottom: 15px; width: 38px; height: 38px; }
}

@media (max-width: 480px) {
  .brand-sub, .brand-divider { display: none; }
  .brand img { width: 112px; }
  .hero h1 { font-size: 39px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { width: 100%; }
  .hero-eyebrow { max-width: 100%; font-size: 9.5px; }
  .float-online { display: none; }
  .session-rail { display: none; }
  .screen-layers { display: none; }
  .screen-props { flex-basis: 50px; }
  .screen-body { min-height: 185px; }
  .poster-copy { left: 18px; top: 26px; }
  .poster-copy strong { font-size: 16px; }
  .poster-orb-a { width: 150px; height: 150px; left: 8px; top: 26px; }
  .poster-orb-b { width: 110px; height: 110px; right: 8px; top: 12px; }
  .poster-orb-c { width: 80px; height: 80px; right: 28px; }
  .workspace-status > span:nth-child(3), .workspace-status > span:nth-child(4), .workspace-status .push { display: none; }
  .float-latency { right: 0; top: 1px; }
  .trust-item strong { font-size: 24px; }
  .trust-item span { font-size: 10px; }
  .download-primary p { font-size: 12px; }
  .download-checks { gap: 6px 10px; font-size: 8.5px; }
  .download-actions .btn { font-size: 12px; padding: 0 14px; }
  .download-actions .btn .btn-right { font-size: 8.5px; }
  .os-grid { grid-template-columns: 1fr; }
  .os-card { min-height: 82px; }
  .os-card.help-card { min-height: 100px; }
  .download-footnote { font-size: 9.5px; }
  .bento { padding: 20px; }
  .bento h3 { font-size: 22px; }
  .latency-readout { left: 15px; bottom: 15px; }
  .latency-readout strong { font-size: 39px; }
  .latency-legend { right: 12px; top: 12px; }
  .map-node { font-size: 6px; }
  .scenario-info h3 { font-size: 25px; }
  .scenario-meta { flex-wrap: wrap; }
  .scenario-info .text-link { margin-left: 0; }
  .security-list { grid-template-columns: 1fr; }
  .security-visual { max-width: 330px; }
  .sec-float { padding: 8px 10px; font-size: 7.5px; }
  .sec-float.float-measures { display: none; }
  .faq-item summary { gap: 9px; font-size: 12.5px; padding: 18px 0; }
  .faq-index { width: 17px; font-size: 8px; }
  .faq-answer p { padding-left: 26px; }
  .cta-card { padding: 30px 19px 16px; }
  .cta-actions { flex-direction: column; align-items: stretch; }
  .cta-actions .btn { width: 100%; }
  .cta-visual { height: 224px; }
  .cta-orbit { width: 196px; height: 196px; }
  .cta-mark { width: 92px; height: 92px; border-radius: 25px; }
  .cta-mark img { width: 44px; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-brand { grid-column: auto; }
}

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

/* Print */
@media print {
  .site-header, .to-top, .scroll-progress, .hero-visual, .final-cta { display: none !important; }
  body { background: #fff; }
  .section { padding: 28px 0; }
  a[href]::after { content: " (" attr(href) ")"; font-size: 9px; color: #666; }
}