:root {
  --ink: #0c2531;
  --muted: #6b7f86;
  --teal: #04a98d;
  --teal-dark: #00856f;
  --mint: #eafbf6;
  --line: #dce9e7;
  --paper: #f7fbfa;
  --navy: #071f2a;
  --white: #ffffff;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.shell {
  width: min(1180px, calc(100% - 48px));
  margin-inline: auto;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  height: 76px;
  border-bottom: 1px solid rgba(11, 67, 73, 0.08);
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(18px);
}

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

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  min-width: 198px;
}

.brand-mark {
  width: 44px;
  height: 44px;
  display: inline-grid;
  place-items: center;
  border-radius: 13px 13px 13px 4px;
  color: #fff;
  background: linear-gradient(145deg, #19c5a5, #007e6d);
  box-shadow: 0 8px 24px rgba(0, 151, 127, 0.24);
  font: 800 14px/1 Arial, sans-serif;
  letter-spacing: -0.5px;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.brand-copy strong {
  font-size: 19px;
  letter-spacing: 2px;
}

.brand-copy small {
  color: #819298;
  font-size: 10px;
  letter-spacing: 0.6px;
}

.site-header nav {
  display: flex;
  align-items: center;
  gap: 38px;
  color: #40565e;
  font-size: 14px;
}

.site-header nav a {
  position: relative;
  transition: color 0.2s ease;
}

.site-header nav a::after {
  content: "";
  position: absolute;
  left: 50%;
  right: 50%;
  bottom: -11px;
  height: 2px;
  background: var(--teal);
  transition: inset 0.2s ease;
}

.site-header nav a:hover {
  color: var(--teal-dark);
}

.site-header nav a:hover::after {
  left: 0;
  right: 0;
}

.header-action {
  min-width: 110px;
  padding: 11px 19px;
  color: #fff;
  background: var(--ink);
  border-radius: 9px;
  text-align: center;
  font-size: 13px;
  transition: transform 0.2s ease, background 0.2s ease;
}

.header-action:hover {
  transform: translateY(-2px);
  background: var(--teal-dark);
}

.hero {
  position: relative;
  min-height: 760px;
  padding-top: 76px;
  overflow: hidden;
  background:
    radial-gradient(circle at 76% 40%, rgba(41, 211, 175, 0.20), transparent 27%),
    linear-gradient(118deg, #f5fcfa 0%, #ffffff 53%, #edfaf6 100%);
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

.hero::before {
  width: 520px;
  height: 520px;
  right: -210px;
  top: -190px;
  border: 1px solid rgba(0, 169, 141, 0.16);
}

.hero::after {
  width: 340px;
  height: 340px;
  left: -230px;
  bottom: -190px;
  background: rgba(7, 31, 42, 0.035);
}

.hero-grid-lines {
  position: absolute;
  inset: 76px 0 0;
  opacity: 0.45;
  background-image:
    linear-gradient(rgba(0, 104, 89, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 104, 89, 0.035) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(to right, black, transparent 63%);
}

.hero-layout {
  position: relative;
  z-index: 2;
  min-height: 684px;
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  align-items: center;
  gap: 58px;
}

.hero-copy {
  padding-bottom: 10px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 8px 13px;
  color: #177966;
  border: 1px solid rgba(0, 169, 141, 0.18);
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.72);
  font-size: 12px;
  letter-spacing: 0.5px;
}

.eyebrow i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #13bd9e;
  box-shadow: 0 0 0 5px rgba(19, 189, 158, 0.13);
}

.hero h1 {
  margin: 27px 0 20px;
  color: #092b35;
  font-size: clamp(52px, 5.6vw, 74px);
  line-height: 1.14;
  letter-spacing: -3.8px;
}

.hero h1 span {
  color: var(--teal-dark);
  background: linear-gradient(90deg, #008e78, #11b996);
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-copy > p {
  width: min(550px, 100%);
  margin: 0;
  color: #61777e;
  font-size: 17px;
  line-height: 1.9;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  min-width: 166px;
  padding: 15px 20px;
  border: 1px solid transparent;
  border-radius: 10px;
  text-align: center;
  font-size: 14px;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.button:hover {
  transform: translateY(-3px);
}

.button.primary {
  color: #fff;
  background: linear-gradient(135deg, #08af91, #008371);
  box-shadow: 0 14px 32px rgba(0, 139, 117, 0.22);
}

.button.primary b {
  margin-left: 8px;
}

.button.secondary {
  color: #24444d;
  border-color: #cfe3df;
  background: rgba(255, 255, 255, 0.86);
}

.button.apple-entry {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  color: #fff;
  background: #152f38;
  box-shadow: 0 12px 28px rgba(9, 40, 50, 0.15);
}

.button.apple-entry b {
  padding: 4px 7px;
  border-radius: 999px;
  color: #d5e3e5;
  background: rgba(255, 255, 255, 0.1);
  font-size: 8px;
  letter-spacing: 0.4px;
}

.hero-notes {
  display: flex;
  gap: 20px;
  margin-top: 24px;
  color: #71868c;
  font-size: 12px;
}

.hero-notes span::first-letter {
  color: var(--teal);
}

.phone-scene {
  position: relative;
  min-height: 610px;
  display: grid;
  place-items: center;
  transform: translateX(34px);
}

.phone-scene::after {
  content: "";
  position: absolute;
  z-index: -1;
  width: 420px;
  height: 78px;
  bottom: 36px;
  border-radius: 50%;
  background: rgba(0, 55, 49, 0.16);
  filter: blur(32px);
}

.halo {
  position: absolute;
  border: 1px solid rgba(0, 166, 138, 0.17);
  border-radius: 50%;
}

.halo-one {
  width: 470px;
  height: 470px;
}

.halo-two {
  width: 355px;
  height: 355px;
  border-style: dashed;
}

.phone {
  position: relative;
  z-index: 4;
  width: 286px;
  height: 570px;
  padding: 14px 15px 0;
  overflow: hidden;
  border: 8px solid #12333c;
  border-radius: 42px;
  background: #fff;
  box-shadow: 0 35px 65px rgba(8, 48, 54, 0.28), inset 0 0 0 1px rgba(255,255,255,0.8);
  transform: rotate(4deg);
}

.phone::before {
  content: "";
  position: absolute;
  top: 8px;
  left: 50%;
  width: 82px;
  height: 20px;
  transform: translateX(-50%);
  border-radius: 20px;
  background: #12333c;
}

.phone-top {
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 8px;
  color: #24404a;
  font-size: 9px;
  font-weight: 700;
}

.phone-top i {
  width: 27px;
  height: 7px;
  border-radius: 4px;
  background: linear-gradient(90deg, #284650 62%, #9ab0b4 62%);
}

.app-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 5px 8px;
}

.app-heading b {
  font-size: 20px;
}

.app-heading span {
  color: var(--teal-dark);
  font-size: 20px;
}

.app-search {
  margin: 5px 0 13px;
  padding: 8px 10px;
  color: #9aabad;
  border-radius: 7px;
  background: #f1f5f4;
  font-size: 10px;
}

.chat-row {
  position: relative;
  display: grid;
  grid-template-columns: 39px 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 10px 2px;
  border-bottom: 1px solid #edf2f1;
}

.avatar {
  width: 39px;
  height: 39px;
  display: grid;
  place-items: center;
  color: #fff;
  border-radius: 10px;
  font-size: 10px;
  font-style: normal;
  font-weight: 800;
}

.avatar.teal { background: linear-gradient(135deg, #32d3b1, #008c77); }
.avatar.blue { background: linear-gradient(135deg, #68bbf2, #3a79ce); }
.avatar.violet { background: linear-gradient(135deg, #a88ef2, #6e58c6); }
.avatar.orange { background: linear-gradient(135deg, #ffbd73, #f0824c); }

.chat-row p {
  min-width: 0;
  margin: 0;
}

.chat-row p b,
.chat-row p small {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.chat-row p b {
  margin-bottom: 5px;
  font-size: 11px;
}

.chat-row p small,
.chat-row em {
  color: #91a1a5;
  font-size: 8px;
  font-style: normal;
}

.chat-row em {
  align-self: start;
  padding-top: 4px;
}

.phone-nav {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 62px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  padding: 9px 12px;
  border-top: 1px solid #e8efed;
  background: rgba(255, 255, 255, 0.96);
}

.phone-nav span {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  color: #94a4a8;
  font-size: 7px;
}

.phone-nav span:first-child {
  color: var(--teal-dark);
}

.phone-nav i {
  font-size: 10px;
  font-style: normal;
}

.status-card {
  position: absolute;
  z-index: 8;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 15px;
  border: 1px solid rgba(0, 139, 117, 0.13);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 16px 35px rgba(10, 69, 70, 0.14);
  backdrop-filter: blur(10px);
}

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

.status-card strong {
  font-size: 11px;
}

.status-card small {
  margin-top: 4px;
  color: #85989c;
  font-size: 8px;
}

.secure-card {
  left: 1px;
  top: 154px;
}

.team-card {
  right: -6px;
  bottom: 146px;
}

.status-dot {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  color: #fff;
  border-radius: 50%;
  background: var(--teal);
}

.mini-avatars {
  display: flex;
  padding-left: 8px;
}

.mini-avatars i {
  width: 25px;
  height: 25px;
  display: grid;
  place-items: center;
  margin-left: -8px;
  color: #fff;
  border: 2px solid #fff;
  border-radius: 50%;
  background: #0ba78c;
  font-size: 8px;
  font-style: normal;
}

.mini-avatars i:nth-child(2) { background: #4d83d4; }
.mini-avatars i:nth-child(3) { background: #8b65c7; }

.trust-strip {
  position: relative;
  z-index: 6;
  border-top: 1px solid #e2ecea;
  border-bottom: 1px solid #e2ecea;
  background: #fff;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  padding: 25px 0;
}

.trust-grid div {
  padding: 2px 30px;
  border-right: 1px solid #e4ecea;
  text-align: center;
}

.trust-grid div:last-child {
  border-right: 0;
}

.trust-grid strong,
.trust-grid span {
  display: block;
}

.trust-grid strong {
  margin-bottom: 6px;
  font-size: 15px;
}

.trust-grid span {
  color: #86969a;
  font-size: 11px;
}

.section {
  padding: 116px 0;
  scroll-margin-top: 70px;
}

.section-heading h2 {
  margin: 13px 0 18px;
  color: #0a3039;
  font-size: clamp(34px, 4vw, 49px);
  line-height: 1.25;
  letter-spacing: -2px;
}

.section-heading p,
.split-heading > p {
  margin: 0;
  color: #74878c;
  font-size: 15px;
  line-height: 1.9;
}

.section-heading.centered {
  max-width: 700px;
  margin: 0 auto 54px;
  text-align: center;
}

.section-kicker {
  color: var(--teal-dark);
  font: 800 11px/1.2 Arial, sans-serif;
  letter-spacing: 2.6px;
}

.intro-section {
  background: #fff;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.product-card {
  position: relative;
  min-height: 310px;
  padding: 30px 27px;
  overflow: hidden;
  border: 1px solid #e1ecea;
  border-radius: 16px;
  background: linear-gradient(150deg, #fff, #fbfefd);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.product-card::after {
  content: "";
  position: absolute;
  width: 120px;
  height: 120px;
  right: -60px;
  bottom: -60px;
  border-radius: 50%;
  background: rgba(0, 169, 141, 0.06);
}

.product-card:hover {
  transform: translateY(-8px);
  border-color: rgba(0, 169, 141, 0.35);
  box-shadow: 0 22px 45px rgba(14, 69, 70, 0.09);
}

.icon-tile {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  color: var(--teal-dark);
  border-radius: 12px;
  background: var(--mint);
  font-size: 17px;
  font-weight: 800;
}

.product-card h3 {
  margin: 24px 0 12px;
  font-size: 20px;
}

.product-card p {
  margin: 0;
  color: #71858a;
  font-size: 13px;
  line-height: 1.85;
}

.card-link {
  position: absolute;
  left: 27px;
  bottom: 28px;
  color: #799095;
  font-size: 11px;
}

.card-link b {
  margin-left: 6px;
  color: var(--teal);
}

.ability-section {
  background: var(--paper);
}

.split-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 80px;
  margin-bottom: 50px;
}

.split-heading .section-heading {
  min-width: 470px;
}

.split-heading > p {
  max-width: 460px;
  padding-bottom: 10px;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  overflow: hidden;
  border: 1px solid #dce9e6;
  border-radius: 16px;
  background: #dce9e6;
}

.capability-card {
  position: relative;
  min-height: 286px;
  padding: 29px;
  background: #fff;
  transition: background 0.25s ease;
}

.capability-card:hover {
  color: #fff;
  background: linear-gradient(150deg, #0aaf91, #007661);
}

.capability-card > span {
  color: var(--teal);
  font: 800 12px/1 Arial, sans-serif;
  letter-spacing: 1px;
}

.capability-card h3 {
  margin: 58px 0 14px;
  font-size: 21px;
}

.capability-card p {
  margin: 0;
  color: #75888c;
  font-size: 12px;
  line-height: 1.85;
}

.capability-card i {
  position: absolute;
  right: 28px;
  bottom: 25px;
  color: #a4b4b6;
  font-size: 18px;
  font-style: normal;
}

.capability-card:hover > span,
.capability-card:hover p,
.capability-card:hover i {
  color: rgba(255, 255, 255, 0.8);
}

.deploy-section {
  overflow: hidden;
  background: #fff;
}

.deploy-layout {
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  align-items: center;
  gap: 105px;
}

.network-map {
  position: relative;
  min-height: 510px;
  display: grid;
  place-items: center;
  border-radius: 32px;
  background:
    radial-gradient(circle, rgba(21, 186, 155, 0.17), transparent 51%),
    linear-gradient(145deg, #f7fcfb, #eef9f6);
}

.network-map::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0.48;
  background-image:
    linear-gradient(rgba(0, 115, 98, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 115, 98, 0.06) 1px, transparent 1px);
  background-size: 34px 34px;
}

.network-ring {
  position: absolute;
  border: 1px solid rgba(0, 148, 124, 0.25);
  border-radius: 50%;
}

.ring-outer {
  width: 390px;
  height: 390px;
  border-style: dashed;
}

.ring-inner {
  width: 245px;
  height: 245px;
}

.server-core {
  position: relative;
  z-index: 3;
  width: 180px;
  height: 180px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  border: 1px solid rgba(0, 142, 119, 0.23);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.93);
  box-shadow: 0 24px 55px rgba(0, 92, 79, 0.15);
}

.server-core strong {
  font-size: 13px;
}

.server-core small {
  color: #8ca09f;
  font: 700 8px/1 Arial, sans-serif;
  letter-spacing: 1.4px;
}

.network-node {
  position: absolute;
  z-index: 4;
  min-width: 66px;
  padding: 11px 14px;
  color: #2e5458;
  border: 1px solid rgba(0, 146, 121, 0.16);
  border-radius: 11px;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 12px 26px rgba(10, 69, 70, 0.1);
  text-align: center;
  font-size: 11px;
}

.node-one { left: 9%; top: 20%; }
.node-two { right: 10%; top: 22%; }
.node-three { left: 13%; bottom: 16%; }
.node-four { right: 12%; bottom: 14%; }

.deploy-copy > p {
  max-width: 500px;
}

.deploy-copy ul {
  display: grid;
  gap: 23px;
  margin: 36px 0 0;
  padding: 0;
  list-style: none;
}

.deploy-copy li {
  display: grid;
  grid-template-columns: 42px 1fr;
  align-items: start;
  gap: 14px;
}

.deploy-copy li > i {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  color: var(--teal-dark);
  border-radius: 9px;
  background: var(--mint);
  font-size: 9px;
  font-style: normal;
  font-weight: 800;
}

.deploy-copy li b,
.deploy-copy li span {
  display: block;
}

.deploy-copy li b {
  margin-bottom: 7px;
  font-size: 14px;
}

.deploy-copy li span {
  color: #819195;
  font-size: 11px;
}

.governance-section {
  position: relative;
  overflow: hidden;
  color: #fff;
  background: #071f2a;
}

.governance-section::before {
  content: "";
  position: absolute;
  width: 680px;
  height: 680px;
  left: 50%;
  top: -500px;
  transform: translateX(-50%);
  border-radius: 50%;
  background: rgba(10, 198, 161, 0.17);
  filter: blur(85px);
}

.section-heading.light h2 {
  color: #fff;
}

.section-heading.light p {
  color: #9fb4ba;
}

.governance-section .section-kicker {
  color: #42d8ba;
}

.rule-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid rgba(255, 255, 255, 0.13);
  border-bottom: 1px solid rgba(255, 255, 255, 0.13);
}

.rule-grid article {
  min-height: 230px;
  padding: 30px;
  border-right: 1px solid rgba(255, 255, 255, 0.13);
}

.rule-grid article:last-child {
  border-right: 0;
}

.rule-grid article > span {
  color: #40d1b5;
  font: 800 11px/1 Arial, sans-serif;
}

.rule-grid h3 {
  margin: 58px 0 13px;
  font-size: 17px;
}

.rule-grid p {
  margin: 0;
  color: #91a8ae;
  font-size: 11px;
  line-height: 1.75;
}

.compatibility {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  margin-top: 55px;
}

.compatibility > div {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.compatibility b {
  padding: 10px 15px;
  color: #b7c9cd;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 8px;
  font-size: 10px;
  font-weight: 500;
}

.compatibility p {
  margin: 0;
  color: #7e969c;
  font-size: 10px;
  text-align: right;
}

.download-section {
  background: linear-gradient(180deg, #f7fbfa, #fff);
}

.download-panel {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  align-items: center;
  gap: 80px;
  padding: 66px 70px;
  border: 1px solid #dbe9e6;
  border-radius: 26px;
  background: #fff;
  box-shadow: 0 25px 70px rgba(9, 60, 63, 0.08);
}

.download-copy h2 {
  margin: 14px 0 16px;
  font-size: 40px;
  letter-spacing: -2px;
}

.download-copy p {
  margin: 0 0 26px;
  color: #72858b;
  font-size: 14px;
  line-height: 1.8;
}

.download-copy > small {
  color: #9aa8ab;
  font-size: 10px;
}

.download-options {
  display: grid;
  gap: 11px;
}

.download-options > a,
.download-options > div {
  min-height: 87px;
  display: grid;
  grid-template-columns: 48px 1fr auto;
  align-items: center;
  gap: 16px;
  padding: 14px 18px;
  border: 1px solid #e0eae8;
  border-radius: 13px;
  background: #fcfefd;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.download-options > a:hover {
  transform: translateX(5px);
  border-color: rgba(0, 169, 141, 0.45);
  box-shadow: 0 10px 28px rgba(4, 77, 71, 0.08);
}

.platform-icon {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  color: #fff;
  border-radius: 11px;
  font-family: Arial, sans-serif;
  font-size: 16px;
  font-weight: 800;
}

.platform-icon.android { background: linear-gradient(145deg, #58c871, #249349); }
.platform-icon.windows { background: linear-gradient(145deg, #46a4ef, #2078c9); }
.platform-icon.apple { background: linear-gradient(145deg, #65737a, #26373e); }

.download-options small,
.download-options strong,
.download-options em {
  display: block;
}

.download-options small {
  margin-bottom: 3px;
  color: #93a4a7;
  font: 700 8px/1 Arial, sans-serif;
  letter-spacing: 0.5px;
}

.download-options strong {
  margin-bottom: 5px;
  font-size: 14px;
}

.download-options em {
  color: #8d9da0;
  font-size: 9px;
  font-style: normal;
}

.download-options > a > b,
.download-options > div > b {
  color: var(--teal);
  font-size: 17px;
}

.download-coming {
  opacity: 0.58;
  scroll-margin-top: 96px;
}

footer {
  color: #c1d0d3;
  background: #061b24;
}

.footer-main {
  display: flex;
  align-items: center;
  gap: 40px;
  padding: 46px 0 37px;
}

footer .brand-copy strong {
  color: #fff;
}

footer .brand-copy small {
  color: #789198;
}

.footer-main > p {
  margin: 0 auto 0 0;
  color: #769096;
  font-size: 11px;
}

.footer-links {
  display: flex;
  gap: 28px;
  color: #9eb2b7;
  font-size: 11px;
}

.footer-links a:hover {
  color: #42d8ba;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  padding: 18px 0 24px;
  color: #526e76;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 9px;
}

@media (max-width: 1020px) {
  .site-header nav { gap: 22px; }
  .hero-layout { grid-template-columns: 0.95fr 1.05fr; gap: 25px; }
  .hero h1 { font-size: 57px; }
  .phone-scene { transform: scale(0.92) translateX(20px); }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .capability-grid { grid-template-columns: repeat(2, 1fr); }
  .deploy-layout { gap: 55px; }
  .download-panel { padding: 55px 46px; gap: 45px; }
}

@media (max-width: 780px) {
  .shell { width: min(100% - 32px, 620px); }
  .site-header { height: 66px; }
  .site-header nav { display: none; }
  .brand { min-width: 0; }
  .brand-copy small { display: none; }
  .brand-mark { width: 39px; height: 39px; border-radius: 11px 11px 11px 4px; }
  .header-action { min-width: auto; padding: 10px 15px; }
  .hero { min-height: auto; padding-top: 66px; }
  .hero-grid-lines { inset: 66px 0 0; }
  .hero-layout { min-height: auto; grid-template-columns: 1fr; gap: 12px; padding-top: 82px; }
  .hero-copy { text-align: center; }
  .eyebrow { font-size: 10px; }
  .hero h1 { margin-top: 22px; font-size: clamp(43px, 13vw, 59px); letter-spacing: -3px; }
  .hero-copy > p { margin-inline: auto; font-size: 14px; }
  .hero-actions { justify-content: center; }
  .hero-notes { justify-content: center; flex-wrap: wrap; }
  .phone-scene { min-height: 570px; transform: scale(0.86); margin: -18px 0 -28px; }
  .trust-grid { grid-template-columns: repeat(2, 1fr); padding: 13px 0; }
  .trust-grid div { padding: 14px 8px; }
  .trust-grid div:nth-child(2) { border-right: 0; }
  .section { padding: 82px 0; }
  .section-heading.centered { margin-bottom: 38px; }
  .section-heading h2 { font-size: 36px; }
  .product-grid { grid-template-columns: 1fr; }
  .product-card { min-height: 265px; }
  .split-heading { display: block; margin-bottom: 34px; }
  .split-heading .section-heading { min-width: 0; }
  .split-heading > p { padding: 0; }
  .capability-grid { grid-template-columns: 1fr; }
  .capability-card { min-height: 230px; }
  .capability-card h3 { margin-top: 40px; }
  .deploy-layout { grid-template-columns: 1fr; gap: 55px; }
  .network-map { min-height: 430px; }
  .ring-outer { width: 320px; height: 320px; }
  .ring-inner { width: 210px; height: 210px; }
  .rule-grid { grid-template-columns: repeat(2, 1fr); }
  .rule-grid article:nth-child(2) { border-right: 0; }
  .rule-grid article:nth-child(-n + 2) { border-bottom: 1px solid rgba(255,255,255,0.13); }
  .compatibility { flex-direction: column; align-items: flex-start; }
  .compatibility p { text-align: left; }
  .download-panel { grid-template-columns: 1fr; gap: 35px; padding: 42px 24px; }
  .download-copy h2 { font-size: 34px; }
  .footer-main { flex-wrap: wrap; gap: 20px; }
  .footer-main > p { width: 100%; }
  .footer-links { width: 100%; flex-wrap: wrap; gap: 18px; }
}

@media (max-width: 480px) {
  .hero-layout { padding-top: 65px; }
  .hero h1 { font-size: 43px; }
  .hero-actions { flex-direction: column; }
  .button { width: 100%; }
  .hero-notes { gap: 11px; font-size: 10px; }
  .phone-scene { transform: scale(0.74); margin: -58px 0 -74px; }
  .status-card { display: none; }
  .section-heading h2 { font-size: 32px; }
  .network-map { min-height: 360px; }
  .ring-outer { width: 280px; height: 280px; }
  .ring-inner { width: 190px; height: 190px; }
  .server-core { width: 150px; height: 150px; }
  .network-node { min-width: 58px; padding: 9px; font-size: 9px; }
  .rule-grid { grid-template-columns: 1fr; }
  .rule-grid article,
  .rule-grid article:nth-child(2) { min-height: 190px; border-right: 0; border-bottom: 1px solid rgba(255,255,255,0.13); }
  .rule-grid article:last-child { border-bottom: 0; }
  .rule-grid h3 { margin-top: 38px; }
  .download-options > a,
  .download-options > div { grid-template-columns: 44px 1fr auto; gap: 12px; padding-inline: 13px; }
  .footer-bottom { flex-direction: column; gap: 8px; }
}

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