/* ==========================================================================
   Potato Download Center — original visual system
   Brand blue + deep navy + warm potato accent
   ========================================================================== */


:root {
  --blue: #007ee5;
  --blue-deep: #0068c9;
  --blue-bright: #42b4ff;
  --blue-soft: #eaf5ff;
  --blue-mist: #f2f8ff;
  --ink: #071a33;
  --ink-soft: #0b2444;
  --body: #53667f;
  --muted: #7d8da2;
  --line: #e5edf6;
  --line-strong: rgba(7, 26, 51, 0.1);
  --paper: #f7faff;
  --paper-blue: #eef7ff;
  --amber: #ffb020;
  --amber-soft: #fff6e2;
  --mint: #1bc8a0;
  --white: #fff;
  --radius-sm: 14px;
  --radius-md: 20px;
  --radius-lg: 28px;
  --radius-xl: 36px;
  --shadow-sm: 0 4px 16px rgba(10, 45, 90, 0.06);
  --shadow-md: 0 24px 50px -24px rgba(10, 45, 90, 0.22);
  --shadow-lg: 0 50px 100px -40px rgba(10, 45, 90, 0.35);
  --font: "Manrope", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  --container: 1240px;
  --ease: cubic-bezier(0.22, 0.8, 0.25, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 102px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--white);
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

h1,
h2,
h3,
h4,
p {
  margin: 0;
}

ul,
ol {
  margin: 0;
  padding: 0;
}

img,
svg {
  display: block;
  max-width: 100%;
}

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

button,
input,
summary {
  font: inherit;
  color: inherit;
}

button {
  border: 0;
  background: none;
  cursor: pointer;
}

summary {
  cursor: pointer;
  list-style: none;
}

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

::selection {
  background: rgba(0, 126, 229, 0.18);
  color: var(--ink);
}

:focus-visible {
  outline: 3px solid rgba(0, 126, 229, 0.45);
  outline-offset: 3px;
}

[hidden] {
  display: none !important;
}

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

.icon {
  width: 1.15em;
  height: 1.15em;
  flex: none;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: 12px;
  z-index: 999;
  padding: 10px 16px;
  border-radius: 10px;
  background: var(--ink);
  color: var(--white);
  font-size: 13px;
  transform: translateY(-160%);
  transition: transform 0.2s var(--ease);
}

.skip-link:focus {
  transform: translateY(0);
}

.container {
  width: min(var(--container), calc(100% - 56px));
  margin-inline: auto;
}

.section {
  position: relative;
  padding: clamp(78px, 9vw, 120px) 0;
}

/* --------------------------- Shared bits --------------------------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--blue);
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 0.19em;
  line-height: 1.4;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 23px;
  height: 1px;
  background: currentColor;
  opacity: 0.65;
}

.eyebrow-light {
  color: #8bd6ff;
}

h2 {
  color: var(--ink);
  font-size: clamp(34px, 4vw, 52px);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.12;
  text-wrap: balance;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 18px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.01em;
  transition: gap 0.25s var(--ease), color 0.25s var(--ease);
}

.text-link .icon {
  width: 15px;
  height: 15px;
}

.text-link:hover {
  gap: 11px;
  color: var(--blue-deep);
}

.nowrap {
  white-space: nowrap;
}

/* ----------------------------- Buttons ----------------------------- */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 54px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 14px;
  font-size: 14.5px;
  font-weight: 800;
  line-height: 1;
  white-space: nowrap;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), background 0.3s var(--ease), border-color 0.3s var(--ease);
}

.btn .icon {
  width: 18px;
  height: 18px;
}

.btn:hover {
  transform: translateY(-2px);
}

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

.btn-primary {
  color: var(--white);
  background: linear-gradient(135deg, #0b8cf0 0%, #0074dc 58%, #0062c4 100%);
  box-shadow: 0 16px 30px -14px rgba(0, 126, 229, 0.8), inset 0 1px 0 rgba(255, 255, 255, 0.22);
}

.btn-primary:hover {
  box-shadow: 0 20px 38px -14px rgba(0, 126, 229, 0.9), inset 0 1px 0 rgba(255, 255, 255, 0.24);
}

.btn-ghost {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.72);
  border-color: var(--line-strong);
  box-shadow: 0 4px 18px rgba(10, 45, 90, 0.04);
}

.btn-ghost:hover {
  background: var(--white);
  border-color: rgba(0, 126, 229, 0.24);
}

.btn-white {
  color: var(--blue-deep);
  background: var(--white);
  box-shadow: 0 18px 34px -18px rgba(0, 44, 96, 0.48);
}

.btn-white:hover {
  background: #f5fbff;
}

.btn-outline-light {
  color: var(--white);
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.34);
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.13);
  border-color: rgba(255, 255, 255, 0.55);
}

.btn-sm {
  height: 42px;
  padding: 0 17px;
  border-radius: 12px;
  font-size: 13px;
}

.btn-sm .icon {
  width: 15px;
  height: 15px;
}

.btn-lg {
  height: 60px;
  padding: 0 26px;
  border-radius: 16px;
  font-size: 15px;
}

.btn-os {
  gap: 12px;
  padding: 0 20px 0 18px;
}

.btn-os-icon {
  width: 22px !important;
  height: 22px !important;
  opacity: 0.94;
}

.btn-label {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  line-height: 1.1;
}

.btn-label small {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.02em;
  opacity: 0.72;
}

.btn-tail {
  width: 17px !important;
  height: 17px !important;
  margin-left: 3px;
  opacity: 0.6;
}

/* ------------------------------ Header ----------------------------- */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  background: rgba(248, 252, 255, 0.74);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(18px) saturate(150%);
  -webkit-backdrop-filter: blur(18px) saturate(150%);
  transition: background 0.3s var(--ease), border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.92);
  border-bottom-color: var(--line);
  box-shadow: 0 12px 34px -24px rgba(10, 45, 90, 0.28);
}

.nav-wrap {
  display: flex;
  align-items: center;
  height: 78px;
}

.brand {
  display: inline-flex;
  align-items: center;
  flex: none;
  gap: 12px;
}

.brand img {
  width: 177px;
  height: auto;
}

.brand-cn {
  padding-left: 13px;
  border-left: 1px solid var(--line-strong);
  color: var(--muted);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  line-height: 1.2;
  white-space: nowrap;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-left: auto;
}

.primary-nav a {
  position: relative;
  padding: 9px 14px;
  border-radius: 999px;
  color: #435873;
  font-size: 13.5px;
  font-weight: 700;
  letter-spacing: 0.01em;
  transition: color 0.25s var(--ease), background 0.25s var(--ease);
}

.primary-nav a:hover {
  color: var(--ink);
  background: rgba(0, 126, 229, 0.055);
}

.primary-nav a.is-active {
  color: var(--blue-deep);
  background: rgba(0, 126, 229, 0.08);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: 24px;
}

.lang-switch {
  position: relative;
}

.lang-switch summary {
  display: flex;
  align-items: center;
  gap: 7px;
  height: 40px;
  padding: 0 9px;
  border-radius: 10px;
  color: #4e627b;
  font-size: 12.5px;
  font-weight: 700;
  transition: background 0.25s var(--ease);
}

.lang-switch summary:hover {
  background: rgba(0, 126, 229, 0.06);
}

.lang-switch summary .icon {
  width: 15px;
  height: 15px;
}

.lang-switch summary .chevron {
  width: 11px;
  height: 11px;
  opacity: 0.55;
  transition: transform 0.25s var(--ease);
}

.lang-switch[open] summary .chevron {
  transform: rotate(180deg);
}

.lang-menu {
  position: absolute;
  top: calc(100% + 9px);
  right: 0;
  z-index: 20;
  min-width: 154px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--white);
  box-shadow: 0 22px 48px -20px rgba(10, 45, 90, 0.3);
}

.lang-menu a {
  display: block;
  padding: 9px 11px;
  border-radius: 8px;
  color: #415873;
  font-size: 12.5px;
  font-weight: 600;
  transition: background 0.2s, color 0.2s;
}

.lang-menu a:hover {
  color: var(--blue-deep);
  background: var(--blue-mist);
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.72);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}

.menu-toggle span {
  width: 17px;
  height: 1.7px;
  border-radius: 2px;
  background: var(--ink);
  transition: transform 0.25s var(--ease);
}

/* --------------------------- Mobile menu --------------------------- */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  justify-content: flex-end;
  padding: 10px;
  background: rgba(4, 17, 35, 0.46);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.mobile-menu-panel {
  display: flex;
  flex-direction: column;
  width: min(420px, 100%);
  height: 100%;
  padding: 24px;
  border-radius: 24px;
  background: #fbfdff;
  box-shadow: -30px 0 80px rgba(1, 15, 34, 0.3);
  opacity: 0;
  transform: translateX(24px);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
  overflow-y: auto;
}

.mobile-menu.is-open .mobile-menu-panel {
  opacity: 1;
  transform: none;
}

.mobile-menu-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.mobile-menu-head img {
  width: 168px;
  height: auto;
}

.mobile-close {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--white);
  color: var(--ink);
}

.mobile-nav {
  display: flex;
  flex-direction: column;
  padding: 12px 0 18px;
}

.mobile-nav a {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 15px 2px;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.mobile-nav a span {
  width: 22px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.mobile-nav a .icon {
  width: 17px;
  height: 17px;
  margin-left: auto;
  color: var(--muted);
}

.mobile-download {
  width: 100%;
  margin-top: 10px;
}

.mobile-menu-meta {
  margin-top: 14px;
  color: var(--muted);
  font-size: 11px;
  text-align: center;
}

.mobile-lang {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-top: auto;
  padding-top: 28px;
  color: var(--body);
  font-size: 11.5px;
}

/* ------------------------------- Hero ------------------------------ */
.hero {
  position: relative;
  overflow: hidden;
  overflow: clip;
  padding: clamp(124px, 11vw, 162px) 0 0;
  background:
    radial-gradient(840px 620px at 91% 9%, rgba(66, 180, 255, 0.21), transparent 64%),
    radial-gradient(580px 520px at 1% 68%, rgba(255, 176, 32, 0.09), transparent 62%),
    linear-gradient(180deg, #f8fcff 0%, #f2f8ff 53%, #ffffff 100%);
}

.hero-grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(7, 26, 51, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(7, 26, 51, 0.035) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.68), transparent 76%);
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.68), transparent 76%);
  pointer-events: none;
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(4px);
}

.hero-orb-a {
  top: 7%;
  right: -7%;
  width: 560px;
  height: 560px;
  background: radial-gradient(circle at 35% 35%, rgba(95, 196, 255, 0.26), rgba(0, 126, 229, 0.03) 60%, transparent 72%);
}

.hero-orb-b {
  bottom: 9%;
  left: -12%;
  width: 480px;
  height: 480px;
  background: radial-gradient(circle at 50% 50%, rgba(255, 190, 71, 0.12), transparent 68%);
}

.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.07fr);
  gap: clamp(34px, 4.5vw, 64px);
  align-items: center;
  padding-bottom: 66px;
}

.hero-copy {
  max-width: 590px;
  padding-top: 15px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  height: 34px;
  padding: 0 12px;
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.66);
  box-shadow: 0 4px 16px rgba(9, 48, 94, 0.06), inset 0 0 0 1px rgba(7, 26, 51, 0.035);
  color: #435b78;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.015em;
  backdrop-filter: blur(10px);
}

.hero-badge .icon {
  width: 12px;
  height: 12px;
  margin-left: -2px;
  color: var(--blue);
}

.live-dot {
  position: relative;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 0 4px rgba(0, 126, 229, 0.11);
}

.live-dot::after {
  content: "";
  position: absolute;
  inset: -4px;
  border: 1px solid rgba(0, 126, 229, 0.32);
  border-radius: 50%;
  animation: pulse 2.6s ease-out infinite;
}

.badge-sep {
  width: 1px;
  height: 12px;
  background: var(--line-strong);
}

.hero h1 {
  margin: 25px 0 20px;
  color: var(--ink);
  font-size: clamp(46px, 5vw, 70px);
  font-weight: 800;
  letter-spacing: -0.045em;
  line-height: 1.075;
}

.hero h1 .en {
  display: inline-block;
  font-family: "Manrope", var(--font);
  font-weight: 800;
  letter-spacing: -0.055em;
}

.hero h1 .grad {
  display: inline-block;
  white-space: nowrap;
  padding-bottom: 0.06em;
  background: linear-gradient(103deg, #0064c7 0%, #007ee5 38%, #34aaff 72%, #006bd0 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-lede {
  max-width: 522px;
  color: var(--body);
  font-size: 16.5px;
  line-height: 1.86;
  letter-spacing: 0.005em;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 31px;
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 21px;
  margin-top: 27px;
  padding-top: 22px;
  border-top: 1px solid rgba(7, 26, 51, 0.07);
}

.hero-trust span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: #526881;
  font-size: 11.5px;
  font-weight: 700;
}

.hero-trust .icon {
  width: 14px;
  height: 14px;
  color: var(--blue);
}

/* --------------------------- Hero mockup --------------------------- */
.hero-visual {
  min-width: 0;
}

.hero-stage {
  position: relative;
  width: 100%;
  max-width: 664px;
  margin-left: auto;
  padding: 15px 0 30px;
}

.stage-glow {
  position: absolute;
  top: 10%;
  left: 10%;
  width: 80%;
  height: 80%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 126, 229, 0.22), rgba(66, 180, 255, 0.07) 45%, transparent 70%);
  filter: blur(42px);
  pointer-events: none;
}

.app-window {
  position: relative;
  z-index: 2;
  width: 100%;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 20px;
  background: var(--white);
  box-shadow:
    0 60px 110px -44px rgba(4, 47, 103, 0.48),
    0 22px 44px -24px rgba(4, 47, 103, 0.22),
    0 0 0 1px rgba(7, 26, 51, 0.055);
  transform: perspective(1700px) rotateY(-4.2deg) rotateX(1.8deg);
  transition: transform 0.75s var(--ease);
  transform-origin: 60% 45%;
}

.hero-stage:hover .app-window {
  transform: perspective(1700px) rotateY(-1.2deg) rotateX(0) translateY(-4px);
}

.app-titlebar {
  display: flex;
  align-items: center;
  gap: 11px;
  height: 45px;
  padding: 0 15px;
  border-bottom: 1px solid #eaf1fa;
  background: linear-gradient(180deg, #fcfdff, #f4f9ff);
}

.traffic {
  display: flex;
  gap: 5px;
  width: 47px;
  flex: none;
}

.traffic i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #ff6159;
  opacity: 0.9;
}

.traffic i:nth-child(2) {
  background: #ffbd2e;
}

.traffic i:nth-child(3) {
  background: #28c840;
}

.app-title {
  display: flex;
  align-items: center;
  gap: 7px;
  color: #284463;
  font-size: 11px;
  font-weight: 800;
}

.app-title img {
  width: 17px;
  height: 18px;
}

.app-title-sep {
  width: 1px;
  height: 12px;
  margin: 0 2px;
  background: #dbe7f4;
}

.app-title-sub {
  color: #91a4b9;
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.app-title-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: auto;
  color: #8ba0b7;
}

.app-title-actions .icon {
  width: 13px;
  height: 13px;
}

.mini-avatar {
  display: grid;
  place-items: center;
  width: 23px;
  height: 23px;
  border-radius: 50%;
  background: linear-gradient(135deg, #ffb347, #f47b4d);
  color: var(--white);
  font-size: 9px;
  font-weight: 800;
}

.app-body {
  display: grid;
  grid-template-columns: 54px 186px minmax(0, 1fr);
  height: 452px;
  background: var(--white);
}

.app-rail {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 13px 7px 12px;
  background: #081b34;
  color: #6f88a6;
}

.rail-logo {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  margin-bottom: 18px;
}

.rail-logo img {
  width: 23px;
  height: 25px;
  filter: brightness(0) invert(1);
  opacity: 0.95;
}

.rail-nav {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.rail-item {
  position: relative;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 11px;
  color: #6d86a5;
}

.rail-item .icon {
  width: 17px;
  height: 17px;
}

.rail-item.is-active {
  color: var(--white);
  background: linear-gradient(135deg, #0b96fa, #006bd0);
  box-shadow: 0 8px 18px -8px rgba(0, 126, 229, 0.75);
}

.rail-item.is-active i {
  position: absolute;
  left: -7px;
  top: 50%;
  width: 3px;
  height: 14px;
  border-radius: 0 3px 3px 0;
  background: #5ac8ff;
  transform: translateY(-50%);
}

.rail-bottom {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  margin-top: auto;
}

.rail-avatar {
  display: grid;
  place-items: center;
  width: 29px;
  height: 29px;
  border: 2px solid rgba(255, 255, 255, 0.17);
  border-radius: 50%;
  background: linear-gradient(135deg, #ffc25f, #f07b49);
  color: var(--white);
  font-size: 10px;
  font-weight: 800;
}

.chat-list {
  overflow: hidden;
  padding: 12px 9px;
  border-right: 1px solid #ebf2fa;
  background: #f7faff;
}

.chat-list-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 4px 8px;
  color: #193452;
  font-size: 12px;
  font-weight: 800;
}

.chat-list-edit {
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border-radius: 6px;
  color: #8ca2b9;
}

.chat-list-edit .icon {
  width: 13px;
  height: 13px;
}

.chat-search {
  display: flex;
  align-items: center;
  gap: 6px;
  height: 29px;
  padding: 0 8px;
  border-radius: 8px;
  background: #edf4fc;
  color: #99aabd;
  font-size: 9px;
}

.chat-search .icon {
  width: 11px;
  height: 11px;
}

.chat-filters {
  display: flex;
  gap: 11px;
  padding: 9px 4px 5px;
  color: #9aabba;
  font-size: 8.5px;
  font-weight: 600;
}

.chat-filters .is-active {
  color: var(--blue);
}

.chat-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 7px;
  border-radius: 11px;
  transition: background 0.2s;
}

.chat-item.is-active {
  margin-top: 3px;
  background: var(--white);
  box-shadow: 0 7px 18px -10px rgba(9, 48, 94, 0.2), 0 0 0 1px rgba(7, 26, 51, 0.035);
}

.chat-item + .chat-item {
  margin-top: 1px;
}

.avatar {
  position: relative;
  display: grid;
  place-items: center;
  flex: none;
  width: 29px;
  height: 29px;
  border-radius: 50%;
  color: var(--white);
  font-family: "Manrope", var(--font);
  font-size: 9.5px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.avatar-m {
  background: linear-gradient(135deg, #ffad7d, #e8646e);
}

.avatar-a {
  background: linear-gradient(135deg, #56c7ff, #2876e8);
}

.avatar-k {
  background: linear-gradient(135deg, #58d3b1, #159677);
}

.avatar-l {
  background: linear-gradient(135deg, #b69bff, #7955e6);
}

.avatar-potato {
  background: #e7f3ff;
}

.avatar-potato img {
  width: 16px;
  height: 17px;
}

.online-dot {
  position: absolute;
  right: -1px;
  bottom: -1px;
  width: 8px;
  height: 8px;
  border: 2px solid #fff;
  border-radius: 50%;
  background: #22c58b;
}

.chat-item-body {
  min-width: 0;
  flex: 1;
}

.chat-item-top,
.chat-item-bottom {
  display: flex;
  align-items: center;
  gap: 5px;
}

.chat-item-top {
  justify-content: space-between;
}

.chat-item-top time {
  color: #9cafc3;
  font-size: 7.5px;
  white-space: nowrap;
}

.chat-name {
  overflow: hidden;
  color: #243e5b;
  font-size: 10px;
  font-weight: 800;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.chat-item-bottom {
  margin-top: 2px;
}

.snippet {
  flex: 1;
  overflow: hidden;
  color: #8fa2b5;
  font-size: 8px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.unread {
  display: grid;
  place-items: center;
  min-width: 14px;
  height: 14px;
  padding: 0 4px;
  border-radius: 7px;
  background: var(--blue);
  color: var(--white);
  font-size: 7px;
  font-weight: 800;
}

.mini-check {
  width: 11px;
  height: 11px;
  color: var(--blue);
  stroke: currentColor;
  fill: none;
}

.verified {
  width: 9px;
  height: 9px;
  color: var(--blue);
  fill: none;
  stroke: currentColor;
  stroke-width: 2.2;
}

.chat-panel {
  display: flex;
  min-width: 0;
  flex-direction: column;
  background:
    radial-gradient(circle at 94% 7%, rgba(0, 126, 229, 0.04), transparent 27%),
    #fff;
}

.chat-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 54px;
  flex: none;
  padding: 0 15px;
  border-bottom: 1px solid #edf3fa;
}

.chat-head-left {
  display: flex;
  align-items: center;
  gap: 9px;
  min-width: 0;
}

.avatar-group {
  width: 33px;
  height: 33px;
  border-radius: 10px;
  background: linear-gradient(135deg, #6ec8ff, #0b7fe5);
}

.avatar-group .icon {
  width: 16px;
  height: 16px;
}

.chat-head-left .chat-name {
  display: block;
  font-size: 10.5px;
}

.chat-status {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-top: 2px;
  color: #8ea2b7;
  font-size: 7.8px;
}

.chat-status i {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #22c58b;
}

.chat-head-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #8ba0b7;
}

.chat-head-actions .icon {
  width: 14px;
  height: 14px;
}

.chat-pinned {
  display: flex;
  align-items: center;
  gap: 5px;
  height: 31px;
  flex: none;
  margin: 8px 12px 0;
  padding: 0 9px;
  border-radius: 8px;
  background: #f2f8ff;
  color: #526b87;
  font-size: 8px;
}

.chat-pinned .icon {
  width: 11px;
  height: 11px;
  color: var(--blue);
}

.chat-pinned span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.pin-chevron {
  margin-left: auto;
  opacity: 0.5;
}

.chat-messages {
  height: 286px;
  overflow: hidden;
  padding: 8px 15px 0;
}

.msg-date {
  display: flex;
  justify-content: center;
  margin: 1px 0 9px;
}

.msg-date span {
  padding: 2px 7px;
  border-radius: 999px;
  background: #f3f7fc;
  color: #9aabba;
  font-size: 7px;
  font-weight: 600;
}

.message {
  display: flex;
  align-items: flex-start;
  gap: 7px;
  margin-bottom: 9px;
}

.message .avatar {
  width: 25px;
  height: 25px;
  font-size: 8px;
}

.message-content {
  max-width: 81%;
}

.message-meta {
  display: flex;
  align-items: center;
  gap: 5px;
  margin: 0 0 3px 2px;
  color: #8ea2b7;
  font-size: 7.5px;
}

.message-meta time {
  color: #a8b8c8;
  font-size: 7px;
}

.bubble {
  width: fit-content;
  max-width: 100%;
  padding: 7px 10px;
  border: 1px solid #eaf1f9;
  border-radius: 4px 11px 11px 11px;
  background: #f6f9fd;
  color: #304b68;
  font-size: 9.2px;
  line-height: 1.55;
}

.message.out {
  justify-content: flex-end;
}

.message.out .message-content {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.message.out .bubble {
  border-color: transparent;
  border-radius: 11px 4px 11px 11px;
  background: linear-gradient(135deg, #1496f5, #006fd2);
  color: var(--white);
  box-shadow: 0 5px 12px -7px rgba(0, 126, 229, 0.7);
}

.out-meta {
  justify-content: flex-end;
  margin: 3px 2px 0 0;
}

.out-meta .icon {
  width: 10px;
  height: 10px;
  color: var(--blue);
}

.image-message {
  width: 204px;
  overflow: hidden;
  padding: 4px;
  border: 1px solid #e8f0f8;
  border-radius: 11px;
  background: var(--white);
  box-shadow: 0 5px 14px -9px rgba(9, 48, 94, 0.25);
}

.image-message img {
  width: 100%;
  height: 104px;
  border-radius: 7px;
  object-fit: cover;
}

.image-caption {
  padding: 5px 3px 2px;
  color: #5c7289;
  font-size: 7.5px;
  line-height: 1.45;
}

.reactions {
  display: flex;
  gap: 4px;
  margin-top: 4px;
}

.reactions span {
  padding: 2px 6px;
  border: 1px solid #e8f0f8;
  border-radius: 999px;
  background: var(--white);
  font-size: 7px;
  line-height: 1.2;
}

.typing-row {
  display: flex;
  align-items: center;
  gap: 6px;
  color: #a0b0c0;
  font-size: 7px;
}

.typing-row .avatar {
  width: 20px;
  height: 20px;
  font-size: 7px;
}

.typing {
  display: flex;
  gap: 2.5px;
  padding: 5px 7px;
  border-radius: 7px;
  background: #f4f8fc;
}

.typing i {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: #8da3b9;
  animation: typing 1.2s ease-in-out infinite;
}

.typing i:nth-child(2) {
  animation-delay: 0.15s;
}

.typing i:nth-child(3) {
  animation-delay: 0.3s;
}

.chat-composer {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 45px;
  flex: none;
  margin-top: auto;
  padding: 0 13px;
  border-top: 1px solid #edf3fa;
}

.composer-btn {
  display: grid;
  place-items: center;
  width: 23px;
  height: 23px;
  border-radius: 7px;
  background: #f2f7fc;
  color: #8198b0;
}

.composer-btn .icon {
  width: 12px;
  height: 12px;
}

.composer-placeholder {
  flex: 1;
  color: #a0b1c2;
  font-size: 8.5px;
}

.send-btn {
  display: grid;
  place-items: center;
  width: 27px;
  height: 27px;
  border-radius: 8px;
  background: linear-gradient(135deg, #1598f7, #006fd2);
  color: var(--white);
  box-shadow: 0 5px 12px -6px rgba(0, 126, 229, 0.8);
}

.send-btn .icon {
  width: 13px;
  height: 13px;
}

/* Floating status cards */
.float-card {
  position: absolute;
  z-index: 4;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 10px 13px;
  border: 1px solid rgba(255, 255, 255, 0.95);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 22px 46px -22px rgba(4, 47, 103, 0.38), 0 0 0 1px rgba(7, 26, 51, 0.045);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.float-card strong,
.float-card small {
  display: block;
}

.float-card strong {
  color: #17324f;
  font-size: 10.5px;
  font-weight: 800;
  line-height: 1.25;
}

.float-card small {
  margin-top: 2px;
  color: #8398ad;
  font-size: 8px;
  line-height: 1.3;
}

.float-icon {
  display: grid;
  place-items: center;
  width: 29px;
  height: 29px;
  border-radius: 9px;
  background: #e9f8f1;
  color: #13a675;
}

.float-icon .icon {
  width: 14px;
  height: 14px;
}

.float-icon-blue {
  background: #eaf5ff;
  color: var(--blue);
}

.float-pulse {
  width: 5px;
  height: 5px;
  margin-left: 3px;
  border-radius: 50%;
  background: #20c58b;
  box-shadow: 0 0 0 4px rgba(32, 197, 139, 0.1);
}

.float-encrypt {
  top: 91px;
  right: -14px;
  animation: float 7s ease-in-out infinite;
}

.float-sync {
  bottom: 12px;
  left: -25px;
  animation: float 8.5s ease-in-out infinite reverse;
}

.sync-dots {
  display: flex;
  gap: 3px;
  margin-left: 4px;
}

.sync-dots i {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--blue);
  animation: pulse-dot 1.8s ease-in-out infinite;
}

.sync-dots i:nth-child(2) {
  animation-delay: 0.22s;
}

.sync-dots i:nth-child(3) {
  animation-delay: 0.44s;
}

/* Hero stats */
.hero-stats {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  padding: 25px 0 38px;
  border-top: 1px solid rgba(7, 26, 51, 0.08);
}

.stat {
  min-width: 0;
  padding: 0 27px;
  border-right: 1px solid rgba(7, 26, 51, 0.075);
}

.stat:first-child {
  padding-left: 0;
}

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

.stat strong {
  display: block;
  color: var(--ink);
  font-family: "Manrope", var(--font);
  font-size: 31px;
  font-weight: 800;
  letter-spacing: -0.055em;
  line-height: 1.1;
}

.stat strong em {
  color: var(--blue);
  font-style: normal;
}

.stat span {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.01em;
}

/* --------------------------- Section head -------------------------- */
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 48px;
  margin-bottom: 52px;
}

.section-head h2 {
  margin-top: 14px;
}

.section-side {
  width: min(100%, 390px);
  padding-bottom: 4px;
  flex: none;
}

.section-side p {
  color: var(--body);
  font-size: 14.5px;
  line-height: 1.8;
}

/* ----------------------------- Features ---------------------------- */
.features {
  background:
    radial-gradient(600px 420px at 100% 0%, rgba(66, 180, 255, 0.045), transparent 65%),
    #fff;
}

.bento {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 18px;
}

.bento-card {
  position: relative;
  display: flex;
  min-height: 326px;
  flex-direction: column;
  overflow: hidden;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(460px 300px at 100% 100%, rgba(66, 180, 255, 0.07), transparent 65%),
    linear-gradient(150deg, #fbfdff, #f4f9ff);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.8) inset;
  transition: transform 0.45s var(--ease), box-shadow 0.45s var(--ease), border-color 0.45s var(--ease);
}

.bento-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 126, 229, 0.16);
  box-shadow: var(--shadow-md);
}

.span-7 {
  grid-column: span 7;
}

.span-5 {
  grid-column: span 5;
}

.span-4 {
  grid-column: span 4;
}

.span-12 {
  grid-column: span 12;
}

.card-copy {
  position: relative;
  z-index: 2;
  max-width: 410px;
}

.mini {
  display: inline-block;
  color: var(--blue);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}

.bento-card h3 {
  margin: 11px 0 10px;
  color: var(--ink);
  font-size: clamp(22px, 2.2vw, 28px);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.22;
}

.bento-card p {
  max-width: 395px;
  color: var(--body);
  font-size: 13.5px;
  line-height: 1.75;
}

.card-speed {
  background:
    radial-gradient(560px 350px at 95% 92%, rgba(0, 126, 229, 0.13), transparent 62%),
    linear-gradient(145deg, #f7fbff, #e9f5ff);
}

.speed-visual {
  position: absolute;
  right: 23px;
  bottom: 21px;
  width: 286px;
  height: 176px;
  pointer-events: none;
}

.speed-ring {
  position: absolute;
  right: 92px;
  bottom: 45px;
  display: grid;
  place-items: center;
  width: 62px;
  height: 62px;
  border: 1px solid rgba(255, 255, 255, 0.95);
  border-radius: 50%;
  background: linear-gradient(135deg, #35b2ff, #0073d9);
  color: var(--white);
  box-shadow: 0 15px 30px -12px rgba(0, 126, 229, 0.72), inset 0 1px 0 rgba(255, 255, 255, 0.35);
}

.speed-ring::before,
.speed-ring::after {
  content: "";
  position: absolute;
  border: 1px solid rgba(0, 126, 229, 0.15);
  border-radius: 50%;
}

.speed-ring::before {
  inset: -13px;
}

.speed-ring::after {
  inset: -28px;
  border-style: dashed;
  opacity: 0.8;
}

.speed-ring .icon {
  width: 24px;
  height: 24px;
}

.speed-bubble {
  position: absolute;
  padding: 8px 12px;
  border: 1px solid rgba(255, 255, 255, 0.95);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 14px 28px -15px rgba(9, 48, 94, 0.32);
  color: #385573;
  font-size: 11.5px;
  font-weight: 700;
  backdrop-filter: blur(10px);
}

.speed-bubble-a {
  top: 9px;
  right: 10px;
  border-radius: 13px 13px 4px 13px;
  animation: float 6.5s ease-in-out infinite;
}

.speed-bubble-b {
  bottom: 17px;
  left: 3px;
  border-color: transparent;
  border-radius: 13px 13px 13px 4px;
  background: linear-gradient(135deg, #0b95f3, #006dcf);
  color: var(--white);
  animation: float 7.5s ease-in-out infinite reverse;
}

.delivered {
  position: absolute;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px 8px;
  border-radius: 999px;
  background: #fff;
  box-shadow: 0 4px 12px rgba(9, 48, 94, 0.07);
  color: #8ba0b6;
  font-size: 7.5px;
  font-weight: 600;
}

.delivered .icon {
  width: 9px;
  height: 9px;
  color: var(--blue);
}

.speed-dot {
  position: absolute;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: rgba(0, 126, 229, 0.35);
}

.speed-dot-a {
  top: 48px;
  left: 77px;
}

.speed-dot-b {
  right: 65px;
  bottom: 18px;
  width: 3px;
  height: 3px;
  background: rgba(255, 176, 32, 0.65);
}

.card-group {
  border-color: rgba(255, 255, 255, 0.08);
  background:
    radial-gradient(520px 360px at 88% 0%, rgba(31, 156, 255, 0.5), transparent 63%),
    radial-gradient(300px 220px at 0% 100%, rgba(255, 176, 32, 0.14), transparent 70%),
    linear-gradient(145deg, #0b2548, #06162b 70%);
  box-shadow: 0 30px 60px -36px rgba(2, 22, 46, 0.8);
}

.card-group::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.14) 0.7px, transparent 0.7px);
  background-size: 17px 17px;
  mask-image: linear-gradient(120deg, transparent 20%, #000 88%);
  -webkit-mask-image: linear-gradient(120deg, transparent 20%, #000 88%);
  opacity: 0.38;
  pointer-events: none;
}

.card-group .mini {
  color: #83d3ff;
}

.card-group h3 {
  color: var(--white);
}

.card-group p {
  color: rgba(226, 241, 255, 0.62);
}

.group-visual {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
  margin-top: auto;
  padding-top: 28px;
}

.live-pill {
  position: absolute;
  top: 0;
  right: 0;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 8px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  color: rgba(230, 244, 255, 0.7);
  font-size: 7.5px;
  font-weight: 600;
}

.live-pill i {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #38e0a4;
}

.avatar-cluster {
  display: flex;
  align-items: center;
  padding-left: 8px;
}

.avatar-cluster .avatar {
  width: 43px;
  height: 43px;
  margin-left: -8px;
  border: 2px solid #0a2140;
  font-size: 12px;
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.18);
}

.avatar-cluster .avatar-plus {
  background: rgba(255, 255, 255, 0.09);
  color: rgba(255, 255, 255, 0.8);
  font-size: 17px;
  font-weight: 400;
}

.group-count {
  text-align: right;
}

.group-count strong {
  display: block;
  color: var(--white);
  font-family: "Manrope", var(--font);
  font-size: 42px;
  font-weight: 800;
  letter-spacing: -0.055em;
  line-height: 0.95;
}

.group-count span {
  display: block;
  margin-top: 4px;
  color: rgba(226, 241, 255, 0.48);
  font-size: 8.5px;
}

.privacy-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 158px;
  margin-top: auto;
}

.lock-orb {
  position: relative;
  display: grid;
  place-items: center;
  width: 94px;
  height: 94px;
  border: 1px solid rgba(255, 255, 255, 0.95);
  border-radius: 50%;
  background: linear-gradient(145deg, #35b5ff, #0070d4);
  color: var(--white);
  box-shadow: 0 20px 38px -17px rgba(0, 126, 229, 0.7), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.lock-orb .icon {
  width: 31px;
  height: 31px;
}

.lock-orb::before,
.lock-orb::after {
  content: "";
  position: absolute;
  border-radius: 50%;
}

.lock-orb::before {
  inset: -16px;
  border: 1px dashed rgba(0, 126, 229, 0.24);
}

.lock-orb::after {
  inset: -33px;
  border: 1px solid rgba(0, 126, 229, 0.09);
}

.privacy-chip {
  position: absolute;
  right: 2px;
  bottom: 12px;
  padding: 6px 10px;
  border: 1px solid #fff;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 8px 18px -10px rgba(9, 48, 94, 0.28);
  color: #4b6480;
  font-size: 8px;
  font-weight: 700;
}

.orbit-dot {
  position: absolute;
  border-radius: 50%;
}

.orbit-dot-a {
  top: 23px;
  left: 20px;
  width: 6px;
  height: 6px;
  background: var(--amber);
  box-shadow: 0 0 0 5px rgba(255, 176, 32, 0.1);
}

.orbit-dot-b {
  right: 27px;
  top: 37px;
  width: 4px;
  height: 4px;
  background: #62ccff;
}

.devices-visual {
  position: relative;
  height: 142px;
  margin-top: auto;
}

.device {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.95);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 16px 30px -18px rgba(9, 48, 94, 0.28);
  color: #7390ad;
}

.device .icon {
  width: 23px;
  height: 23px;
}

.device-monitor {
  left: 2px;
  bottom: 6px;
  width: 150px;
  height: 95px;
  border-radius: 13px;
}

.device-monitor i {
  width: 38px;
  height: 3px;
  margin-top: 9px;
  border-radius: 2px;
  background: #e8f1fa;
}

.device-monitor i + i {
  width: 60px;
  margin-top: 4px;
}

.device-tablet {
  left: 129px;
  bottom: 0;
  width: 72px;
  height: 100px;
  border-radius: 12px;
  transform: rotate(4deg);
}

.device-phone {
  right: 3px;
  bottom: 8px;
  width: 52px;
  height: 94px;
  border-radius: 12px;
  background: linear-gradient(160deg, #0b2b52, #071d38);
  border-color: rgba(11, 43, 82, 0.9);
  color: rgba(255, 255, 255, 0.8);
  transform: rotate(-5deg);
}

.device-phone .icon {
  width: 19px;
  height: 19px;
}

.device-wave {
  position: absolute;
  left: 113px;
  top: 5px;
  width: 87px;
  height: 87px;
  border: 1px dashed rgba(0, 126, 229, 0.24);
  border-radius: 50%;
}

.sync-badge {
  position: absolute;
  right: 52px;
  top: 0;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 5px 8px;
  border: 1px solid #fff;
  border-radius: 999px;
  background: #fff;
  box-shadow: 0 7px 18px -10px rgba(9, 48, 94, 0.26);
  color: #55708c;
  font-size: 7.5px;
  font-weight: 700;
}

.sync-badge .icon {
  width: 10px;
  height: 10px;
  color: var(--blue);
}

.mini-app-grid {
  display: grid;
  grid-template-columns: repeat(3, 56px);
  gap: 9px;
  margin-top: auto;
  padding-top: 23px;
}

.mini-app {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border: 1px solid #fff;
  border-radius: 14px;
  box-shadow: 0 10px 20px -14px rgba(9, 48, 94, 0.25);
}

.mini-app .icon {
  width: 21px;
  height: 21px;
}

.mini-app-a {
  background: #fff0e8;
  color: #f0783d;
}

.mini-app-b {
  background: #e9f6ff;
  color: #1f91e8;
}

.mini-app-c {
  background: #eafbf3;
  color: #12a778;
}

.mini-app-d {
  background: #f2edff;
  color: #7254d8;
}

.mini-app-e {
  background: #fff7df;
  color: #d69a1c;
}

.mini-app-f {
  background: #e9f0ff;
  color: #3b6fd8;
}

.card-bot {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  align-items: center;
  gap: 30px;
  min-height: 292px;
  padding: 34px 38px;
  background:
    radial-gradient(540px 320px at 100% 100%, rgba(66, 180, 255, 0.1), transparent 65%),
    linear-gradient(135deg, #f8fcff, #eef7ff);
}

.card-bot .card-copy {
  max-width: 440px;
}

.bot-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 20px;
}

.bot-tags span {
  padding: 5px 10px;
  border: 1px solid #dceaf8;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.65);
  color: #5e7892;
  font-size: 8.5px;
  font-weight: 700;
}

.bot-visual {
  position: relative;
  padding: 13px 0 0 23px;
}

.bot-chip {
  position: absolute;
  top: -7px;
  left: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 11px;
  border: 1px solid #fff;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 14px 28px -15px rgba(9, 48, 94, 0.3);
}

.bot-avatar {
  display: grid;
  place-items: center;
  width: 29px;
  height: 29px;
  border-radius: 9px;
  background: linear-gradient(135deg, #1ba4ff, #006cd0);
  color: #fff;
}

.bot-avatar .icon {
  width: 15px;
  height: 15px;
}

.bot-chip strong,
.bot-chip small {
  display: block;
}

.bot-chip strong {
  color: #203d5c;
  font-size: 9px;
  font-weight: 800;
}

.bot-chip small {
  display: flex;
  align-items: center;
  gap: 3px;
  margin-top: 1px;
  color: #8298ae;
  font-size: 7px;
}

.bot-chip small i {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #20c58b;
}

.code-panel {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  background: #07182e;
  box-shadow: 0 26px 46px -26px rgba(2, 22, 46, 0.7);
  transform: rotate(1.1deg);
}

.code-head {
  display: flex;
  align-items: center;
  gap: 5px;
  height: 30px;
  padding: 0 11px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.025);
}

.code-head i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #ff6159;
  opacity: 0.8;
}

.code-head i:nth-child(2) {
  background: #ffbd2e;
}

.code-head i:nth-child(3) {
  background: #28c840;
}

.code-head span {
  margin-left: auto;
  color: rgba(255, 255, 255, 0.32);
  font-family: var(--mono);
  font-size: 7.5px;
}

.code-panel pre {
  margin: 0;
  padding: 15px 17px 18px;
  overflow: hidden;
  color: #b7cbe0;
  font-family: var(--mono);
  font-size: 10px;
  line-height: 1.8;
  white-space: pre;
}

.c-key {
  color: #5ac8ff;
}

.c-prop {
  color: #ffd479;
}

.c-str {
  color: #8ee6b7;
}

/* ---------------------------- Experience --------------------------- */
.experience {
  overflow: hidden;
  color: var(--white);
  background:
    radial-gradient(900px 620px at 84% 18%, rgba(0, 126, 229, 0.34), transparent 66%),
    radial-gradient(600px 460px at 8% 92%, rgba(255, 176, 32, 0.08), transparent 65%),
    #06152b;
}

.experience::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.12) 0.65px, transparent 0.65px);
  background-size: 21px 21px;
  mask-image: linear-gradient(90deg, transparent 10%, #000 60%, transparent 100%);
  -webkit-mask-image: linear-gradient(90deg, transparent 10%, #000 60%, transparent 100%);
  opacity: 0.22;
  pointer-events: none;
}

.experience-glow {
  position: absolute;
  right: -10%;
  top: -20%;
  width: 720px;
  height: 720px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(56, 178, 255, 0.17), transparent 68%);
  filter: blur(20px);
  pointer-events: none;
}

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

.experience-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(44px, 6vw, 78px);
  align-items: center;
}

.exp-copy h2 {
  margin-top: 15px;
  color: var(--white);
}

.exp-lede {
  max-width: 500px;
  margin-top: 20px;
  color: rgba(226, 241, 255, 0.63);
  font-size: 14.5px;
  line-height: 1.85;
}

.exp-list {
  margin-top: 31px;
}

.exp-item {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  padding: 19px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.exp-item:last-child {
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.exp-icon {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid rgba(120, 203, 255, 0.18);
  border-radius: 11px;
  background: rgba(24, 144, 237, 0.15);
  color: #7bd2ff;
}

.exp-icon .icon {
  width: 18px;
  height: 18px;
}

.exp-item h3 {
  margin: 1px 0 4px;
  color: var(--white);
  font-size: 14.5px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.exp-item p {
  color: rgba(217, 236, 252, 0.53);
  font-size: 12.5px;
  line-height: 1.75;
}

.exp-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 25px;
}

.exp-tags span {
  padding: 5px 10px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  color: rgba(225, 242, 255, 0.64);
  font-size: 9px;
  font-weight: 600;
}

.exp-media {
  position: relative;
  min-width: 0;
}

.screenshot-frame {
  position: relative;
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 28px;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.15), rgba(255, 255, 255, 0.035));
  box-shadow: 0 50px 90px -38px rgba(0, 0, 0, 0.72);
  transform: rotate(-1.4deg);
}

.screenshot-frame::after {
  content: "";
  position: absolute;
  inset: 12px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 19px;
  pointer-events: none;
}

.screenshot-frame img {
  width: 100%;
  height: auto;
  border-radius: 19px;
  background: #dcecfb;
}

.exp-float {
  position: absolute;
  left: -25px;
  bottom: 48px;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 11px 14px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 14px;
  background: rgba(8, 27, 51, 0.84);
  box-shadow: 0 20px 38px -18px rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.exp-call-icon {
  display: grid;
  place-items: center;
  width: 31px;
  height: 31px;
  border-radius: 9px;
  background: rgba(31, 161, 255, 0.18);
  color: #6bd0ff;
}

.exp-call-icon .icon {
  width: 15px;
  height: 15px;
}

.exp-float strong,
.exp-float small {
  display: block;
}

.exp-float strong {
  color: #fff;
  font-size: 9.5px;
  font-weight: 800;
}

.exp-float small {
  margin-top: 1px;
  color: rgba(221, 240, 255, 0.54);
  font-size: 7.5px;
}

.call-bars {
  display: flex;
  align-items: center;
  gap: 2px;
  height: 18px;
  margin-left: 5px;
}

.call-bars i {
  width: 2.5px;
  height: 7px;
  border-radius: 2px;
  background: #46d7a3;
  animation: bars 1.1s ease-in-out infinite;
}

.call-bars i:nth-child(2) {
  height: 13px;
  animation-delay: 0.15s;
}

.call-bars i:nth-child(3) {
  height: 9px;
  animation-delay: 0.3s;
}

.call-bars i:nth-child(4) {
  height: 15px;
  animation-delay: 0.45s;
}

.exp-caption {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  margin-top: 22px;
  color: rgba(217, 236, 252, 0.42);
  font-size: 9.5px;
  letter-spacing: 0.03em;
}

.exp-caption i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #22c58b;
  box-shadow: 0 0 0 4px rgba(34, 197, 139, 0.1);
}

/* ----------------------------- Security ---------------------------- */
.security {
  overflow: hidden;
  background:
    radial-gradient(760px 620px at 2% 54%, rgba(66, 180, 255, 0.12), transparent 65%),
    linear-gradient(180deg, #f6faff, #fff 86%);
}

.security-bg {
  position: absolute;
  top: 10%;
  left: -8%;
  width: 540px;
  height: 540px;
  border: 1px solid rgba(0, 126, 229, 0.07);
  border-radius: 50%;
  box-shadow: 0 0 0 70px rgba(0, 126, 229, 0.015), 0 0 0 140px rgba(0, 126, 229, 0.01);
  pointer-events: none;
}

.security-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(36px, 5vw, 66px);
  align-items: center;
}

.security-visual {
  position: relative;
  width: 100%;
  max-width: 585px;
  margin-inline: auto;
}

.security-visual > img {
  width: 100%;
  height: auto;
  filter: drop-shadow(0 34px 44px rgba(0, 78, 147, 0.16));
}

.sec-chip {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 11px;
  border: 1px solid #fff;
  border-radius: 11px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 16px 32px -17px rgba(9, 48, 94, 0.28);
  color: #445e7b;
  font-size: 9.5px;
  font-weight: 700;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.sec-chip .icon {
  width: 13px;
  height: 13px;
  color: var(--blue);
}

.sec-chip-a {
  top: 18%;
  right: -1%;
  animation: float 7s ease-in-out infinite;
}

.sec-chip-b {
  left: -2%;
  top: 47%;
  animation: float 8s ease-in-out infinite reverse;
}

.sec-chip-c {
  right: 6%;
  bottom: 13%;
  animation: float 7.5s ease-in-out infinite;
}

.security-copy h2 {
  margin-top: 14px;
}

.security-lede {
  max-width: 480px;
  margin-top: 19px;
  color: var(--body);
  font-size: 14.5px;
  line-height: 1.85;
}

.secure-points {
  margin-top: 27px;
  list-style: none;
}

.secure-points li {
  display: grid;
  grid-template-columns: 39px minmax(0, 1fr);
  gap: 13px;
  padding: 17px 0;
  border-top: 1px solid var(--line);
}

.secure-points li:last-child {
  border-bottom: 1px solid var(--line);
}

.secure-icon {
  display: grid;
  place-items: center;
  width: 39px;
  height: 39px;
  border: 1px solid #dcecfb;
  border-radius: 11px;
  background: var(--white);
  color: var(--blue);
  box-shadow: 0 6px 14px -10px rgba(9, 48, 94, 0.2);
}

.secure-icon .icon {
  width: 17px;
  height: 17px;
}

.secure-points h3 {
  margin: 1px 0 3px;
  color: var(--ink);
  font-size: 13.5px;
  font-weight: 800;
}

.secure-points p {
  color: var(--body);
  font-size: 12.5px;
  line-height: 1.7;
}

/* ------------------------------ Global ----------------------------- */
.global {
  padding: 0 0 clamp(78px, 9vw, 110px);
  background: #fff;
}

.global-panel {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
  gap: 48px;
  align-items: center;
  min-height: 430px;
  overflow: hidden;
  padding: 58px 62px;
  border-radius: var(--radius-xl);
  background: #071a33;
  box-shadow: 0 44px 90px -48px rgba(2, 22, 46, 0.72);
}

.global-map {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.58;
  mix-blend-mode: screen;
  filter: saturate(1.15) brightness(0.92);
}

.global-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(6, 21, 43, 0.95) 0%, rgba(6, 21, 43, 0.62) 48%, rgba(6, 21, 43, 0.08) 100%),
    radial-gradient(600px 400px at 90% 10%, rgba(0, 126, 229, 0.38), transparent 70%);
}

.global-copy {
  position: relative;
  z-index: 2;
  max-width: 540px;
}

.global-copy h2 {
  margin-top: 14px;
  color: var(--white);
}

.global-copy p {
  max-width: 420px;
  margin-top: 18px;
  color: rgba(225, 242, 255, 0.6);
  font-size: 13.5px;
  line-height: 1.8;
}

.global-langs {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 24px;
}

.global-langs span {
  padding: 5px 10px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.045);
  color: rgba(232, 246, 255, 0.72);
  font-size: 9.5px;
  font-weight: 600;
}

.global-cards {
  position: relative;
  z-index: 2;
  display: grid;
  gap: 10px;
}

.global-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 16px;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 15px;
  background: rgba(255, 255, 255, 0.065);
  backdrop-filter: blur(13px);
  -webkit-backdrop-filter: blur(13px);
}

.global-card-icon {
  display: grid;
  place-items: center;
  width: 37px;
  height: 37px;
  border: 1px solid rgba(117, 203, 255, 0.18);
  border-radius: 10px;
  background: rgba(32, 150, 244, 0.16);
  color: #7bd2ff;
}

.global-card-icon .icon {
  width: 17px;
  height: 17px;
}

.global-card strong {
  display: block;
  color: #fff;
  font-size: 11px;
  font-weight: 800;
}

.global-card p {
  margin-top: 2px;
  color: rgba(222, 241, 255, 0.48);
  font-size: 9px;
}

/* ----------------------------- Download ---------------------------- */
.download {
  background:
    radial-gradient(700px 500px at 50% 0%, rgba(66, 180, 255, 0.08), transparent 65%),
    #f7faff;
}

.download-head {
  max-width: 720px;
  margin: 0 auto 45px;
  text-align: center;
}

.download-head h2 {
  margin-top: 14px;
}

.download-head p {
  max-width: 590px;
  margin: 17px auto 0;
  color: var(--body);
  font-size: 14px;
  line-height: 1.8;
}

.download-shell {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 30px;
  background: var(--white);
  box-shadow: 0 30px 70px -42px rgba(9, 48, 94, 0.3);
}

.platform-tabs {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 5px;
  padding: 10px;
  border-bottom: 1px solid var(--line);
  background: #f4f9ff;
}

.platform-tab {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 50px;
  border: 1px solid transparent;
  border-radius: 12px;
  color: #778ca3;
  font-size: 12px;
  font-weight: 800;
  transition: color 0.25s, background 0.25s, box-shadow 0.25s, border-color 0.25s;
}

.platform-tab .icon {
  width: 17px;
  height: 17px;
}

.platform-tab:hover {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.7);
}

.platform-tab[aria-selected="true"] {
  border-color: var(--line);
  background: var(--white);
  color: var(--ink);
  box-shadow: 0 7px 18px -10px rgba(9, 48, 94, 0.23);
}

.download-main {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 298px;
}

.platform-panels {
  min-width: 0;
  padding: 38px 40px;
  border-right: 1px solid var(--line);
}

.download-panel {
  animation: panel-in 0.35s var(--ease);
}

.os-heading {
  display: flex;
  align-items: center;
  gap: 16px;
}

.os-icon {
  display: grid;
  place-items: center;
  width: 62px;
  height: 62px;
  flex: none;
  border: 1px solid #d8eafb;
  border-radius: 18px;
  background:
    radial-gradient(50px 50px at 30% 20%, #fff, transparent 70%),
    linear-gradient(145deg, #eaf6ff, #d9edff);
  color: var(--blue);
  box-shadow: inset 0 1px 0 #fff;
}

.os-icon .icon {
  width: 29px;
  height: 29px;
}

.os-kicker {
  display: block;
  color: var(--muted);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.os-heading h3 {
  margin-top: 2px;
  color: var(--ink);
  font-size: clamp(22px, 2.3vw, 28px);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.2;
}

.latest-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
  padding: 5px 9px;
  border: 1px solid #d7f4e6;
  border-radius: 999px;
  background: #f0fcf6;
  color: #16966b;
  font-size: 8px;
  font-weight: 700;
  white-space: nowrap;
}

.latest-pill i {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #1bc8a0;
}

.os-desc {
  max-width: 520px;
  margin-top: 19px;
  color: var(--body);
  font-size: 13.5px;
  line-height: 1.8;
}

.specs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 26px;
  list-style: none;
}

.specs li {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 10px;
  border: 1px solid #e6eff9;
  border-radius: 9px;
  background: #f8fbff;
  font-size: 9.5px;
}

.specs span {
  color: var(--muted);
}

.specs strong {
  color: #385471;
  font-weight: 700;
}

.sha-row {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin: -10px 0 24px;
  padding: 8px 10px;
  border: 1px solid #e6eff9;
  border-radius: 9px;
  background: #f8fbff;
  color: var(--muted);
  font-size: 9px;
  line-height: 1.55;
}

.sha-row span {
  flex: none;
  color: #385471;
  font-weight: 800;
  letter-spacing: 0.06em;
}

.sha-row code {
  font-family: var(--mono);
  font-size: 8px;
  color: #6a7e94;
  overflow-wrap: anywhere;
  word-break: break-all;
}

.panel-cta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 13px;
}

.panel-cta .btn {
  height: 48px;
  padding: 0 19px;
  border-radius: 12px;
  font-size: 13px;
}

.panel-note {
  color: var(--muted);
  font-size: 9px;
}

.download-aside {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px;
  background: #fbfdff;
}

.qr-card {
  padding: 19px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--white);
  box-shadow: var(--shadow-sm);
  text-align: center;
}

.qr-image-wrap {
  position: relative;
  width: 154px;
  margin: 0 auto 13px;
}

.qr-image-wrap img {
  width: 154px;
  height: 154px;
  border-radius: 8px;
}

.qr-copy {
  min-width: 0;
  flex: 1;
}

.qr-card strong {
  display: block;
  color: var(--ink);
  font-size: 12px;
  font-weight: 800;
}

.qr-card p {
  max-width: 200px;
  margin: 4px auto 0;
  color: var(--muted);
  font-size: 9.5px;
  line-height: 1.6;
}

.safe-card {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 10px;
  padding: 14px;
  border: 1px solid #ffe6b9;
  border-radius: 14px;
  background: #fffbf2;
}

.safe-icon {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: #fff0cf;
  color: #c58a13;
}

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

.safe-card strong {
  display: block;
  color: #7c5a18;
  font-size: 9.5px;
  font-weight: 800;
}

.safe-card p {
  margin-top: 2px;
  color: #9a7e4a;
  font-size: 9px;
  line-height: 1.6;
}

.safe-card a {
  color: #b57b00;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.download-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 15px 28px;
  border-top: 1px solid var(--line);
  background: #fff;
}

.download-footer p {
  color: var(--muted);
  font-size: 9.5px;
}

.download-footer a {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--blue);
  font-weight: 700;
}

.download-footer a .icon {
  width: 10px;
  height: 10px;
}

.download-updated {
  white-space: nowrap;
  opacity: 0.8;
}

/* ------------------------------ Steps ------------------------------ */
.steps {
  padding: clamp(78px, 9vw, 112px) 0;
  background: #fff;
}

.steps-head {
  max-width: 680px;
  margin: 0 auto 43px;
  text-align: center;
}

.steps-head h2 {
  margin-top: 13px;
}

.steps-head p {
  margin-top: 14px;
  color: var(--body);
  font-size: 13.5px;
  line-height: 1.8;
}

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

.step-card {
  position: relative;
  overflow: hidden;
  padding: 29px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background:
    radial-gradient(300px 220px at 100% 100%, rgba(66, 180, 255, 0.075), transparent 70%),
    linear-gradient(150deg, #fbfdff, #f6faff);
}

.step-num {
  position: absolute;
  top: 17px;
  right: 21px;
  color: rgba(0, 126, 229, 0.1);
  font-family: "Manrope", var(--font);
  font-size: 50px;
  font-weight: 800;
  letter-spacing: -0.06em;
  line-height: 1;
}

.step-icon {
  display: grid;
  place-items: center;
  width: 47px;
  height: 47px;
  margin-bottom: 23px;
  border: 1px solid #d9ebfb;
  border-radius: 13px;
  background: var(--white);
  color: var(--blue);
  box-shadow: 0 8px 18px -12px rgba(9, 48, 94, 0.24);
}

.step-icon .icon {
  width: 21px;
  height: 21px;
}

.step-card h3 {
  color: var(--ink);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.step-card p {
  margin-top: 8px;
  color: var(--body);
  font-size: 12.5px;
  line-height: 1.75;
}

/* ------------------------------- FAQ ------------------------------- */
.faq {
  background:
    radial-gradient(620px 480px at 98% 100%, rgba(66, 180, 255, 0.06), transparent 65%),
    linear-gradient(180deg, #fbfdff, #f6faff);
}

.faq-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.76fr) minmax(0, 1.24fr);
  gap: clamp(40px, 6vw, 76px);
  align-items: start;
}

.faq-intro {
  position: sticky;
  top: 108px;
}

.faq-intro h2 {
  margin-top: 14px;
}

.faq-intro > p {
  max-width: 390px;
  margin-top: 18px;
  color: var(--body);
  font-size: 13.5px;
  line-height: 1.8;
}

.support-card {
  display: grid;
  grid-template-columns: 39px minmax(0, 1fr);
  gap: 13px;
  margin-top: 29px;
  padding: 19px;
  border: 1px solid #dcebfa;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 8px 24px -16px rgba(9, 48, 94, 0.2);
}

.support-icon {
  display: grid;
  place-items: center;
  width: 39px;
  height: 39px;
  border-radius: 11px;
  background: var(--blue-soft);
  color: var(--blue);
}

.support-icon .icon {
  width: 18px;
  height: 18px;
}

.support-card strong {
  display: block;
  color: var(--ink);
  font-size: 11.5px;
  font-weight: 800;
}

.support-card p {
  margin-top: 3px;
  color: var(--body);
  font-size: 10px;
  line-height: 1.65;
}

.support-card a {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 8px;
  color: var(--blue);
  font-size: 9.5px;
  font-weight: 700;
}

.support-card a .icon {
  width: 10px;
  height: 10px;
}

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

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

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 21px 0;
  color: var(--ink);
  font-size: 14.5px;
  font-weight: 800;
  letter-spacing: -0.01em;
  transition: color 0.25s;
}

.faq-item summary:hover {
  color: var(--blue-deep);
}

.faq-icon {
  position: relative;
  width: 25px;
  height: 25px;
  flex: none;
  border: 1px solid #dfeaf6;
  border-radius: 50%;
  background: var(--white);
  color: #70869e;
  transition: transform 0.35s var(--ease), background 0.3s, color 0.3s, border-color 0.3s;
}

.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 9px;
  height: 1.4px;
  border-radius: 2px;
  background: currentColor;
  transform: translate(-50%, -50%);
}

.faq-icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.faq-item[open] .faq-icon {
  border-color: var(--blue);
  background: var(--blue);
  color: var(--white);
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 48px 21px 0;
  animation: faq-in 0.35s var(--ease);
}

.faq-answer p {
  color: var(--body);
  font-size: 12.5px;
  line-height: 1.9;
}

.faq-answer a {
  color: var(--blue);
  font-weight: 700;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

/* ------------------------------- CTA ------------------------------- */
.cta {
  padding: 0 0 clamp(78px, 9vw, 110px);
  background: #fff;
}

.cta-panel {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  overflow: hidden;
  padding: 60px 62px;
  border-radius: var(--radius-xl);
  background:
    radial-gradient(520px 340px at 85% 18%, rgba(118, 222, 255, 0.38), transparent 65%),
    linear-gradient(122deg, #0055b0 0%, #0077de 46%, #18a4f5 100%);
  box-shadow: 0 34px 70px -30px rgba(0, 104, 201, 0.55);
  color: var(--white);
}

.cta-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.24) 0.7px, transparent 0.7px);
  background-size: 23px 23px;
  mask-image: linear-gradient(90deg, transparent 15%, #000 75%);
  -webkit-mask-image: linear-gradient(90deg, transparent 15%, #000 75%);
  opacity: 0.28;
  pointer-events: none;
}

.cta-mark {
  position: absolute;
  right: 111px;
  bottom: -83px;
  width: 308px;
  height: auto;
  opacity: 0.12;
  filter: brightness(0) invert(1);
  transform: rotate(-11deg);
  pointer-events: none;
}

.cta-copy {
  position: relative;
  z-index: 2;
  max-width: 620px;
}

.cta-copy h2 {
  margin-top: 13px;
  color: var(--white);
  font-size: clamp(34px, 4vw, 50px);
}

.cta-copy p {
  max-width: 470px;
  margin-top: 14px;
  color: rgba(255, 255, 255, 0.74);
  font-size: 13.5px;
  line-height: 1.8;
}

.cta-platforms {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 22px;
}

.cta-platforms span {
  padding: 5px 9px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.8);
  font-size: 8.5px;
  font-weight: 600;
}

.cta-actions {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 248px;
  flex: none;
}

.cta-actions .btn {
  width: 100%;
}

.cta-actions .btn-lg {
  height: 54px;
  border-radius: 14px;
  font-size: 13.5px;
}

.cta-actions .btn-outline-light {
  height: 46px;
  font-size: 12px;
}

/* ------------------------------ Footer ----------------------------- */
.site-footer {
  padding: 70px 0 27px;
  background: #06152b;
  color: rgba(232, 244, 255, 0.64);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.45fr 0.68fr 0.68fr 0.8fr;
  gap: 44px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
}

.footer-brand img {
  width: 180px;
  height: auto;
}

.footer-brand > p {
  max-width: 296px;
  margin-top: 17px;
  color: rgba(218, 237, 253, 0.6);
  font-size: 11.5px;
  line-height: 1.8;
}

.footer-social {
  display: flex;
  gap: 8px;
  margin-top: 21px;
}

.footer-social a {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 9px;
  color: rgba(233, 246, 255, 0.7);
  font-family: "Manrope", var(--font);
  font-size: 11px;
  font-weight: 800;
  transition: background 0.25s, border-color 0.25s, color 0.25s;
}

.footer-social a:hover {
  border-color: rgba(101, 202, 255, 0.38);
  background: rgba(0, 126, 229, 0.18);
  color: #fff;
}

.footer-social .icon {
  width: 15px;
  height: 15px;
}

.footer-col h3 {
  margin: 4px 0 15px;
  color: rgba(255, 255, 255, 0.88);
  font-size: 9.5px;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.footer-col a {
  display: block;
  padding: 5px 0;
  color: rgba(218, 237, 253, 0.6);
  font-size: 11.5px;
  transition: color 0.2s;
}

.footer-col a:hover {
  color: #fff;
}

.footer-bottom {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 28px;
  padding-top: 24px;
}

.footer-note {
  max-width: 760px;
}

.footer-note p {
  color: rgba(206, 231, 251, 0.52);
  font-size: 9px;
  line-height: 1.75;
}

.footer-note p + p {
  margin-top: 3px;
}

.footer-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
  flex: none;
}

.footer-lang {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px;
}

.footer-lang a {
  color: rgba(218, 237, 253, 0.45);
  font-size: 9px;
  transition: color 0.2s;
}

.footer-lang a:hover {
  color: #fff;
}

.footer-top-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: rgba(218, 237, 253, 0.55);
  font-size: 9px;
}

.footer-top-link .icon {
  width: 11px;
  height: 11px;
}

/* ----------------------------- Back top ---------------------------- */
.back-top {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 90;
  display: grid;
  place-items: center;
  width: 43px;
  height: 43px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.93);
  box-shadow: 0 12px 30px -12px rgba(9, 48, 94, 0.35);
  color: #4e6580;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity 0.3s, transform 0.3s, color 0.2s;
  backdrop-filter: blur(12px);
}

.back-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: none;
}

.back-top:hover {
  color: var(--blue);
}

.back-top .icon {
  width: 17px;
  height: 17px;
}

/* ----------------------------- Reveal ------------------------------ */
.js .reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
  will-change: opacity, transform;
}

.js .reveal[data-delay="1"] {
  transition-delay: 0.09s;
}

.js .reveal[data-delay="2"] {
  transition-delay: 0.18s;
}

.js .reveal.is-visible {
  opacity: 1;
  transform: none;
  will-change: auto;
}

/* ---------------------------- Keyframes ---------------------------- */
@keyframes pulse {
  0% {
    opacity: 0.9;
    transform: scale(0.6);
  }
  75%,
  100% {
    opacity: 0;
    transform: scale(1.6);
  }
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-7px);
  }
}

@keyframes pulse-dot {
  0%,
  100% {
    opacity: 0.35;
    transform: translateY(0);
  }
  50% {
    opacity: 1;
    transform: translateY(-2px);
  }
}

@keyframes typing {
  0%,
  60%,
  100% {
    opacity: 0.4;
    transform: translateY(0);
  }
  30% {
    opacity: 1;
    transform: translateY(-2px);
  }
}

@keyframes bars {
  0%,
  100% {
    transform: scaleY(0.55);
  }
  50% {
    transform: scaleY(1);
  }
}

@keyframes panel-in {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes faq-in {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* --------------------------- Responsive ---------------------------- */
@media (max-width: 1240px) {
  .container {
    width: calc(100% - 48px);
  }

  .hero h1 {
    font-size: clamp(44px, 4.9vw, 66px);
  }

  .app-body {
    grid-template-columns: 52px 174px minmax(0, 1fr);
    height: 430px;
  }

  .chat-list {
    padding-inline: 8px;
  }

  .chat-messages {
    height: 264px;
  }

  .image-message {
    width: 192px;
  }

  .image-message img {
    height: 98px;
  }

  .float-encrypt {
    right: -8px;
  }

  .float-sync {
    left: -12px;
  }

  .cta-mark {
    right: 60px;
  }
}

@media (max-width: 1120px) {
  .primary-nav {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .nav-actions {
    margin-left: auto;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.02fr);
    gap: 36px;
  }

  .hero h1 {
    font-size: clamp(43px, 5.1vw, 60px);
  }

  .app-body {
    grid-template-columns: 50px 164px minmax(0, 1fr);
    height: 420px;
  }

  .chat-messages {
    height: 254px;
  }

  .chat-head {
    padding-inline: 12px;
  }

  .chat-head-actions {
    gap: 9px;
  }

  .float-card {
    transform: scale(0.92);
  }

  .float-encrypt {
    right: -7px;
  }

  .float-sync {
    left: -6px;
  }

  .section-head {
    gap: 36px;
  }

  .download-main {
    grid-template-columns: minmax(0, 1fr) 274px;
  }

  .platform-panels {
    padding: 34px 32px;
  }

  .download-aside {
    padding: 20px;
  }

  .qr-image-wrap,
  .qr-image-wrap img {
    width: 140px;
    height: 140px;
  }
}

@media (max-width: 980px) {
  .hero {
    padding-top: 120px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 34px;
    padding-bottom: 50px;
  }

  .hero-copy {
    max-width: 720px;
  }

  .hero h1 {
    font-size: clamp(46px, 7.5vw, 68px);
  }

  .hero-lede {
    max-width: 620px;
  }

  .hero-stage {
    max-width: 700px;
    margin-inline: auto;
    padding-bottom: 24px;
  }

  .hero-stats {
    padding-bottom: 34px;
  }

  .section-head {
    display: block;
    margin-bottom: 40px;
  }

  .section-side {
    width: 100%;
    max-width: 620px;
    margin-top: 17px;
  }

  .span-7,
  .span-5 {
    grid-column: span 6;
  }

  .span-4 {
    grid-column: span 6;
  }

  .card-group {
    min-height: 326px;
  }

  .card-bot {
    grid-column: span 12;
    grid-template-columns: 1fr;
    gap: 40px;
    padding: 32px;
  }

  .card-bot .card-copy {
    max-width: 580px;
  }

  .bot-visual {
    max-width: 560px;
    width: 100%;
    margin-inline: auto;
  }

  .experience-grid {
    grid-template-columns: 1fr;
    gap: 46px;
  }

  .exp-copy {
    max-width: 700px;
  }

  .exp-media {
    max-width: 760px;
    width: 100%;
    margin-inline: auto;
  }

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

  .security-visual {
    width: min(100%, 500px);
    order: 2;
    margin-top: 10px;
  }

  .security-copy {
    max-width: 660px;
    order: 1;
  }

  .global-panel {
    grid-template-columns: 1fr;
    gap: 30px;
    padding: 44px;
  }

  .global-copy {
    max-width: 620px;
  }

  .global-cards {
    grid-template-columns: repeat(3, 1fr);
  }

  .global-card {
    align-items: flex-start;
    flex-direction: column;
  }

  .download-main {
    grid-template-columns: 1fr;
  }

  .platform-panels {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .download-aside {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }

  .qr-card {
    display: flex;
    align-items: center;
    gap: 16px;
    text-align: left;
  }

  .qr-image-wrap {
    flex: none;
    margin: 0;
  }

  .qr-card p {
    margin: 4px 0 0;
  }

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

  .faq-intro {
    position: static;
    max-width: 700px;
  }

  .faq-intro > p {
    max-width: 590px;
  }

  .support-card {
    max-width: 420px;
  }

  .faq-list {
    max-width: 760px;
  }

  .cta-panel {
    flex-direction: column;
    align-items: flex-start;
    padding: 47px;
  }

  .cta-actions {
    width: 100%;
    max-width: 340px;
    flex-direction: row;
    align-items: center;
  }

  .cta-actions .btn {
    width: auto;
  }

  .cta-mark {
    right: 20px;
    bottom: -50px;
    width: 260px;
  }

  .footer-top {
    grid-template-columns: 1.4fr 0.7fr 0.7fr;
  }

  .footer-col:last-child {
    grid-column: 2 / 4;
  }
}

@media (max-width: 760px) {
  .container {
    width: calc(100% - 40px);
  }

  .nav-wrap {
    height: 70px;
  }

  .brand img {
    width: 158px;
  }

  .brand-cn {
    display: none;
  }

  .nav-download {
    display: none;
  }

  .lang-switch {
    display: none;
  }

  .menu-toggle {
    width: 42px;
    height: 42px;
  }

  .hero {
    padding-top: 104px;
  }

  .hero-grid {
    gap: 28px;
    padding-bottom: 36px;
  }

  .hero h1 {
    margin-top: 21px;
    font-size: clamp(41px, 10vw, 56px);
    letter-spacing: -0.045em;
  }

  .hero-lede {
    font-size: 14.5px;
    line-height: 1.82;
  }

  .hero-cta {
    margin-top: 26px;
  }

  .hero-trust {
    gap: 15px;
    margin-top: 23px;
    padding-top: 19px;
  }

  .hero-stats {
    grid-template-columns: 1fr 1fr;
    row-gap: 20px;
    padding: 22px 0 28px;
  }

  .stat {
    padding: 0 18px;
  }

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

  .stat:nth-child(3) {
    padding-left: 0;
  }

  .stat strong {
    font-size: 27px;
  }

  .stat span {
    font-size: 10px;
  }

  .app-body {
    grid-template-columns: 48px minmax(0, 1fr);
    height: 440px;
  }

  .chat-list {
    display: none;
  }

  .chat-head {
    height: 51px;
  }

  .chat-messages {
    height: 292px;
  }

  .typing-row {
    display: none;
  }

  .image-message {
    width: 220px;
  }

  .image-message img {
    height: 108px;
  }

  .app-window {
    transform: none;
  }

  .float-encrypt {
    top: 67px;
    right: 7px;
  }

  .float-sync {
    left: 7px;
    bottom: 0;
  }

  .bento {
    gap: 13px;
  }

  .span-7,
  .span-5,
  .span-4 {
    grid-column: span 12;
  }

  .bento-card {
    min-height: auto;
    padding: 25px;
  }

  .card-speed {
    min-height: 320px;
  }

  .speed-visual {
    right: 13px;
    bottom: 17px;
    transform: scale(0.88);
    transform-origin: right bottom;
  }

  .card-group {
    min-height: 290px;
  }

  .privacy-visual {
    min-height: 137px;
  }

  .mini-app-grid {
    grid-template-columns: repeat(3, 56px);
    gap: 10px;
  }

  .mini-app {
    width: 56px;
    height: 56px;
  }

  .card-bot {
    min-height: auto;
    padding: 25px;
  }

  .bot-visual {
    padding-left: 0;
  }

  .bot-chip {
    position: static;
    width: fit-content;
    margin-bottom: -5px;
  }

  .code-panel {
    transform: none;
  }

  .code-panel pre {
    font-size: 9.5px;
  }

  .exp-copy h2,
  .security-copy h2,
  .global-copy h2,
  .faq-intro h2 {
    font-size: clamp(31px, 8vw, 40px);
  }

  .exp-float {
    left: 7px;
    bottom: 30px;
  }

  .exp-caption {
    font-size: 8.5px;
  }

  .security-visual {
    max-width: 430px;
  }

  .sec-chip {
    font-size: 8.5px;
    padding: 7px 9px;
  }

  .global {
    padding-bottom: 72px;
  }

  .global-panel {
    padding: 32px 27px;
    border-radius: 27px;
  }

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

  .global-card {
    flex-direction: row;
    align-items: center;
  }

  .download-head {
    margin-bottom: 32px;
  }

  .download-shell {
    border-radius: 24px;
  }

  .platform-tabs {
    display: flex;
    overflow-x: auto;
    gap: 4px;
    padding: 7px;
    scrollbar-width: none;
  }

  .platform-tabs::-webkit-scrollbar {
    display: none;
  }

  .platform-tab {
    flex: 0 0 auto;
    min-width: 91px;
    height: 45px;
    padding: 0 12px;
    font-size: 10.5px;
  }

  .platform-tab .icon {
    width: 15px;
    height: 15px;
  }

  .platform-panels {
    padding: 25px 22px;
  }

  .os-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
  }

  .os-icon .icon {
    width: 24px;
    height: 24px;
  }

  .os-heading {
    gap: 12px;
  }

  .os-heading h3 {
    font-size: 21px;
  }

  .latest-pill {
    display: none;
  }

  .specs {
    gap: 6px;
    margin: 18px 0 22px;
  }

  .specs li {
    padding: 6px 8px;
  }

  .download-aside {
    display: flex;
    gap: 10px;
    padding: 18px;
  }

  .download-footer {
    display: block;
    padding: 14px 20px;
  }

  .download-updated {
    margin-top: 5px;
  }

  .steps-head {
    margin-bottom: 34px;
  }

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

  .step-card {
    padding: 24px;
  }

  .step-icon {
    margin-bottom: 18px;
  }

  .faq-intro h2 {
    font-size: 34px;
  }

  .faq-item summary {
    padding: 18px 0;
    font-size: 13px;
  }

  .faq-answer {
    padding-right: 17px;
  }

  .faq-answer p {
    font-size: 11.5px;
  }

  .cta-panel {
    padding: 34px 25px;
    border-radius: 26px;
  }

  .cta-copy h2 {
    font-size: 32px;
  }

  .cta-actions {
    flex-direction: column;
    max-width: none;
  }

  .cta-actions .btn {
    width: 100%;
  }

  .cta-mark {
    width: 210px;
    right: -28px;
    bottom: -35px;
  }

  .footer-top {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 30px 18px;
    padding-bottom: 35px;
  }

  .footer-brand {
    grid-column: 1 / 4;
  }

  .footer-col:last-child {
    grid-column: auto;
  }

  .footer-bottom {
    display: block;
    padding-top: 20px;
  }

  .footer-meta {
    align-items: flex-start;
    margin-top: 14px;
  }

  .footer-lang {
    justify-content: flex-start;
  }

  .back-top {
    right: 15px;
    bottom: 15px;
    width: 40px;
    height: 40px;
  }
}

@media (max-width: 520px) {
  .hero-badge {
    gap: 7px;
    padding: 0 10px;
    font-size: 10px;
  }

  .hero h1 {
    font-size: clamp(34px, 10.8vw, 46px);
    line-height: 1.09;
  }

  .hero-cta {
    display: grid;
    grid-template-columns: 1fr;
    gap: 9px;
  }

  .hero-cta .btn {
    width: 100%;
  }

  .hero-trust {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px 14px;
  }

  .hero-trust span:last-child {
    grid-column: 1 / 3;
  }

  .app-body {
    grid-template-columns: 1fr;
    height: 450px;
  }

  .app-rail {
    display: none;
  }

  .traffic {
    width: 37px;
  }

  .app-title-sub {
    display: none;
  }

  .app-title-actions .icon:nth-of-type(2) {
    display: none;
  }

  .chat-messages {
    height: 300px;
    padding-inline: 12px;
  }

  .chat-head {
    padding-inline: 12px;
  }

  .chat-pinned {
    margin-inline: 10px;
  }

  .image-message {
    width: 190px;
  }

  .image-message img {
    height: 96px;
  }

  .float-card {
    padding: 8px 10px;
    gap: 7px;
    border-radius: 11px;
  }

  .float-card strong {
    font-size: 9px;
  }

  .float-card small {
    font-size: 7px;
  }

  .float-icon {
    width: 25px;
    height: 25px;
  }

  .float-encrypt,
  .float-sync {
    display: none;
  }

  .float-sync {
    left: 4px;
    bottom: -1px;
  }

  .float-pulse,
  .sync-dots {
    display: none;
  }

  .section {
    padding: 72px 0;
  }

  .section-head h2,
  .download-head h2 {
    font-size: 32px;
  }

  .bento-card h3 {
    font-size: 23px;
  }

  .speed-visual {
    right: 0;
    transform: scale(0.77);
    transform-origin: right bottom;
  }

  .card-speed {
    min-height: 350px;
  }

  .avatar-cluster .avatar {
    width: 38px;
    height: 38px;
  }

  .group-count strong {
    font-size: 36px;
  }

  .exp-item {
    grid-template-columns: 36px minmax(0, 1fr);
    gap: 11px;
  }

  .exp-icon {
    width: 36px;
    height: 36px;
  }

  .exp-float {
    bottom: 20px;
    padding: 9px 10px;
  }

  .call-bars {
    display: none;
  }

  .screenshot-frame {
    padding: 8px;
    border-radius: 21px;
  }

  .screenshot-frame::after {
    inset: 8px;
    border-radius: 14px;
  }

  .screenshot-frame img {
    border-radius: 14px;
  }

  .global-panel {
    padding: 28px 22px;
  }

  .global-copy p {
    font-size: 12px;
  }

  .download-head p {
    font-size: 12px;
  }

  .download-panel {
    padding: 0;
  }

  .os-heading h3 {
    font-size: 19px;
  }

  .os-desc {
    font-size: 12px;
  }

  .panel-cta {
    display: block;
  }

  .panel-cta .btn {
    width: 100%;
  }

  .panel-note {
    display: block;
    margin-top: 9px;
    text-align: center;
  }

  .qr-card {
    align-items: flex-start;
  }

  .qr-image-wrap,
  .qr-image-wrap img {
    width: 104px;
    height: 104px;
  }

  .qr-card strong {
    font-size: 10.5px;
  }

  .qr-card p {
    font-size: 8.5px;
  }

  .support-card {
    grid-template-columns: 34px minmax(0, 1fr);
    padding: 15px;
  }

  .support-icon {
    width: 34px;
    height: 34px;
  }

  .cta-copy h2 {
    font-size: 30px;
  }

  .footer-brand img {
    width: 164px;
  }

  .footer-note p {
    font-size: 8.5px;
  }
}

@media (max-width: 520px) {
  .platform-tabs {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 3px;
    overflow: visible;
  }

  .platform-tab {
    min-width: 0;
    height: 54px;
    flex-direction: column;
    gap: 3px;
    padding: 0 2px;
    font-size: 8px;
    letter-spacing: -0.01em;
  }

  .platform-tab .icon {
    width: 15px;
    height: 15px;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
    transition-delay: 0ms !important;
  }

  .js .reveal {
    opacity: 1;
    transform: none;
  }
}

/* ------------------------------ Print ------------------------------ */
@media print {
  .site-header,
  .mobile-menu,
  .float-card,
  .back-top,
  .cta-actions,
  .download-aside {
    display: none !important;
  }

  .hero,
  .experience,
  .global-panel,
  .cta-panel,
  .site-footer {
    background: #fff !important;
    color: #000 !important;
  }

  .section {
    padding: 30px 0;
  }
}