@charset "UTF-8";

:root {
  --ink: #10253f;
  --muted: #60748a;
  --line: #c7d9e8;
  --soft-line: #dbe8f2;
  --paper: #f7fbff;
  --blue: #177fd0;
  --blue-deep: #0f5e9c;
  --sky: #dff3ff;
  --cyan: #6fd6ee;
  --lime: #b8e56c;
  --white: #ffffff;
  --dark: #0b2037;
  --header-height: 76px;
  --container: 1200px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 18px);
  overflow-x: clip;
}

body {
  min-width: 320px;
  margin: 0;
  padding-top: var(--header-height);
  overflow-x: clip;
  color: var(--ink);
  background: var(--paper);
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  font-size: 15px;
  line-height: 1.75;
}

body.menu-open {
  overflow: hidden;
}

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

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

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

button {
  border: 0;
  cursor: pointer;
}

button:focus-visible,
a:focus-visible,
summary:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid rgba(23, 127, 208, 0.35);
  outline-offset: 3px;
}

[hidden] {
  display: none !important;
}

.page-top {
  position: absolute;
  top: 0;
  left: 0;
  width: 1px;
  height: 1px;
}

.container,
.header-inner,
.hero-grid,
.footer-inner {
  width: min(calc(100% - 40px), var(--container));
  margin-right: auto;
  margin-left: auto;
}

.site-header {
  position: fixed;
  z-index: 1000;
  top: 0;
  right: 0;
  left: 0;
  height: var(--header-height);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.98);
}

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

.brand,
.footer-brand {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  gap: 12px;
}

.brand img,
.footer-brand img {
  width: 46px;
  height: 46px;
  border: 1px solid var(--soft-line);
  border-radius: 12px;
  object-fit: contain;
  background: var(--white);
}

.brand-copy,
.footer-brand > span {
  display: flex;
  flex-direction: column;
  min-width: 0;
  line-height: 1.25;
}

.brand-copy strong,
.footer-brand strong {
  color: var(--ink);
  font-size: 19px;
  white-space: nowrap;
}

.brand-copy > span,
.footer-brand small {
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
  white-space: nowrap;
}

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

.main-nav ul,
.footer-nav ul {
  display: flex;
  align-items: center;
  margin: 0;
  padding: 0;
  list-style: none;
}

.main-nav ul {
  gap: 32px;
}

.main-nav a {
  position: relative;
  display: block;
  padding: 26px 0 23px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
}

.main-nav a::after {
  position: absolute;
  right: 50%;
  bottom: -1px;
  left: 50%;
  height: 3px;
  background: var(--blue);
  content: "";
  transition: right 0.18s ease, left 0.18s ease;
}

.main-nav a:hover::after,
.main-nav a.is-active::after {
  right: 0;
  left: 0;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: 34px;
}

.header-download,
.primary-download,
.ticket-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-weight: 700;
}

.header-download {
  min-height: 44px;
  padding: 0 20px;
  color: var(--white);
  border: 1px solid var(--blue);
  border-radius: 6px;
  background: var(--blue);
  font-size: 14px;
}

.header-download:hover {
  border-color: var(--blue-deep);
  background: var(--blue-deep);
}

.mobile-download-text {
  display: none;
}

.menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--ink);
  border-radius: 6px;
  background: var(--white);
}

.icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
}

.icon::before {
  display: block;
  width: 100%;
  height: 100%;
  background-color: currentColor;
  content: "";
  -webkit-mask-position: center;
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-size: contain;
  mask-position: center;
  mask-repeat: no-repeat;
  mask-size: contain;
}

.icon-download::before {
  -webkit-mask-image: url("../icons/download.svg");
  mask-image: url("../icons/download.svg");
}

.icon-menu::before {
  -webkit-mask-image: url("../icons/menu.svg");
  mask-image: url("../icons/menu.svg");
}

.menu-toggle[aria-expanded="true"] .icon-menu::before {
  -webkit-mask-image: url("../icons/close.svg");
  mask-image: url("../icons/close.svg");
}

.icon-wifi::before {
  -webkit-mask-image: url("../icons/wifi.svg");
  mask-image: url("../icons/wifi.svg");
}

.icon-scan::before {
  -webkit-mask-image: url("../icons/scan.svg");
  mask-image: url("../icons/scan.svg");
}

.icon-shield::before {
  -webkit-mask-image: url("../icons/shield.svg");
  mask-image: url("../icons/shield.svg");
}

.icon-speed::before {
  -webkit-mask-image: url("../icons/speed.svg");
  mask-image: url("../icons/speed.svg");
}

.icon-history::before {
  -webkit-mask-image: url("../icons/history.svg");
  mask-image: url("../icons/history.svg");
}

.icon-devices::before {
  -webkit-mask-image: url("../icons/devices.svg");
  mask-image: url("../icons/devices.svg");
}

.icon-globe::before {
  -webkit-mask-image: url("../icons/globe.svg");
  mask-image: url("../icons/globe.svg");
}

.icon-avatar::before {
  -webkit-mask-image: url("../icons/avatar.svg");
  mask-image: url("../icons/avatar.svg");
}

.icon-arrow-up::before {
  -webkit-mask-image: url("../icons/arrow-up.svg");
  mask-image: url("../icons/arrow-up.svg");
}

.hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background-color: var(--paper);
  background-image: linear-gradient(rgba(23, 127, 208, 0.075) 1px, transparent 1px), linear-gradient(90deg, rgba(23, 127, 208, 0.075) 1px, transparent 1px);
  background-size: 42px 42px;
}

.hero::after {
  position: absolute;
  z-index: 0;
  top: 0;
  right: 0;
  bottom: 0;
  width: 42%;
  background: linear-gradient(150deg, rgba(111, 214, 238, 0.3), rgba(184, 229, 108, 0.15));
  content: "";
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 390px;
  align-items: center;
  min-height: 720px;
  padding: 56px 0;
}

.hero-copy {
  max-width: 690px;
  padding-right: 54px;
}

.eyebrow {
  margin: 0 0 15px;
  color: var(--blue-deep);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(70px, 7.6vw, 116px);
  line-height: 0.96;
  letter-spacing: -0.07em;
  white-space: nowrap;
}

.hero-slogan {
  margin: 32px 0 18px;
  color: var(--ink);
  font-size: clamp(26px, 3vw, 40px);
  font-weight: 800;
  line-height: 1.25;
}

.hero-description {
  max-width: 650px;
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 2;
}

.hero-features {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.hero-features span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 42px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: rgba(255, 255, 255, 0.82);
  font-size: 14px;
  font-weight: 700;
}

.hero-features .icon {
  color: var(--blue);
}

.hero-download-group {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  margin-top: 30px;
}

.primary-download {
  min-width: 230px;
  min-height: 58px;
  padding: 0 24px;
  color: var(--white);
  border: 1px solid var(--blue);
  border-radius: 5px;
  background: var(--blue);
  font-size: 16px;
}

.primary-download:hover {
  color: var(--white);
  border-color: var(--blue-deep);
  background: var(--blue-deep);
}

.age-label {
  margin-top: 10px;
  color: var(--muted);
  font-size: 12px;
}

.hero-device-wrap {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  width: 100%;
}

.phone-shell {
  position: relative;
  width: 326px;
  height: 628px;
  padding: 14px;
  border: 2px solid #061526;
  border-radius: 42px;
  background: #061526;
}

.phone-shell::before {
  position: absolute;
  z-index: 3;
  top: 14px;
  left: 50%;
  width: 96px;
  height: 24px;
  border-radius: 0 0 16px 16px;
  background: #061526;
  content: "";
  transform: translateX(-50%);
}

.phone-screen {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
  border-radius: 29px;
  background: var(--white);
}

.phone-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 42px;
  padding: 0 18px;
  color: #061526;
  font-size: 12px;
  font-weight: 800;
}

.status-symbols {
  display: flex;
  align-items: flex-end;
  gap: 3px;
}

.status-symbols i {
  display: block;
  width: 4px;
  border-radius: 2px;
  background: #061526;
}

.status-symbols i:nth-child(1) {
  height: 5px;
}

.status-symbols i:nth-child(2) {
  height: 8px;
}

.status-symbols i:nth-child(3) {
  height: 11px;
}

.phone-appbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 50px;
  padding: 0 16px;
  border-bottom: 1px solid var(--soft-line);
}

.phone-brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.phone-brand img {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  object-fit: contain;
}

.phone-brand strong {
  color: var(--ink);
  font-size: 14px;
}

.phone-icon-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--soft-line);
  border-radius: 50%;
  color: var(--blue);
  background: var(--white);
}

.phone-hero-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 76px;
  align-items: center;
  gap: 12px;
  margin: 12px 14px 0;
  padding: 14px;
  color: var(--white);
  border-radius: 16px;
  background: linear-gradient(135deg, var(--blue-deep), var(--blue));
}

.phone-hero-card > div:first-child {
  display: flex;
  flex-direction: column;
}

.phone-kicker {
  color: rgba(255, 255, 255, 0.72);
  font-size: 12px;
}

.phone-hero-card strong {
  margin-top: 2px;
  font-size: 20px;
  line-height: 1.3;
}

.phone-safe {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 6px;
  color: #d9ff9b;
  font-size: 12px;
}

.phone-safe .icon {
  width: 13px;
  height: 13px;
}

.signal-orbit {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 68px;
  height: 68px;
  border: 7px solid rgba(255, 255, 255, 0.2);
  border-top-color: var(--lime);
  border-right-color: var(--lime);
  border-radius: 50%;
  background: rgba(4, 37, 67, 0.28);
}

.signal-orbit span {
  font-size: 16px;
  font-weight: 800;
}

.phone-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 10px 14px 0;
  border-bottom: 1px solid var(--soft-line);
}

.phone-tab {
  position: relative;
  min-height: 38px;
  padding: 0 4px;
  color: var(--muted);
  background: transparent;
  font-size: 12px;
  font-weight: 700;
}

.phone-tab::after {
  position: absolute;
  right: 50%;
  bottom: -1px;
  left: 50%;
  height: 2px;
  background: var(--blue);
  content: "";
}

.phone-tab.is-active {
  color: var(--blue-deep);
}

.phone-tab.is-active::after {
  right: 8px;
  left: 8px;
}

.phone-panels {
  flex: 1;
  min-height: 0;
  padding: 8px 14px 58px;
}

.phone-panel {
  display: none;
}

.phone-panel.is-active {
  display: block;
}

.network-row,
.device-row {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) auto;
  align-items: center;
  width: 100%;
  min-height: 58px;
  padding: 8px 6px;
  border-bottom: 1px solid var(--soft-line);
  background: transparent;
  text-align: left;
}

.network-row .icon,
.device-row .icon {
  width: 24px;
  height: 24px;
  color: var(--blue);
}

.network-row span,
.device-row span {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.network-row strong,
.device-row strong {
  color: var(--ink);
  font-size: 12px;
}

.network-row small,
.device-row small {
  color: var(--muted);
  font-size: 12px;
}

.network-row em,
.device-row em {
  color: var(--blue-deep);
  font-size: 12px;
  font-style: normal;
  font-weight: 700;
}

.network-row.is-selected {
  border-radius: 9px;
  background: #eef8ff;
}

.signal-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 8px;
  padding: 18px 12px;
  border: 1px solid var(--soft-line);
  border-radius: 12px;
  background: #f7fbff;
}

.signal-card > span,
.signal-card small {
  color: var(--muted);
  font-size: 12px;
}

.signal-card strong {
  margin: 4px 0;
  color: var(--blue-deep);
  font-size: 24px;
}

.signal-bars {
  display: flex;
  align-items: flex-end;
  gap: 4px;
  height: 28px;
  margin: 6px 0 10px;
}

.signal-bars i {
  width: 8px;
  border-radius: 4px 4px 0 0;
  background: var(--blue);
}

.signal-bars i:nth-child(1) {
  height: 8px;
}

.signal-bars i:nth-child(2) {
  height: 12px;
}

.signal-bars i:nth-child(3) {
  height: 17px;
}

.signal-bars i:nth-child(4) {
  height: 22px;
}

.signal-bars i:nth-child(5) {
  height: 28px;
}

.phone-action {
  width: 100%;
  min-height: 40px;
  margin-top: 10px;
  color: var(--white);
  border-radius: 8px;
  background: var(--blue);
  font-size: 12px;
  font-weight: 700;
}

.phone-nav {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  height: 58px;
  border-top: 1px solid var(--soft-line);
  background: var(--white);
}

.phone-nav span {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  color: var(--muted);
  font-size: 12px;
}

.phone-nav span.is-current {
  color: var(--blue);
  font-weight: 700;
}

.phone-nav .icon {
  width: 17px;
  height: 17px;
}

.section-pad {
  padding: 100px 0;
}

.section-heading {
  margin-bottom: 44px;
}

.heading-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 480px);
  align-items: end;
  gap: 48px;
}

.section-heading h2 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(40px, 5vw, 66px);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.heading-split > p {
  margin: 0 0 5px;
  color: var(--muted);
  line-height: 1.9;
}

.workspace {
  background: var(--white);
}

.workspace-layout {
  display: grid;
  grid-template-columns: 290px minmax(0, 1fr);
  min-height: 500px;
  border: 1px solid var(--line);
}

.workspace-nav {
  display: flex;
  flex-direction: column;
  padding: 20px;
  background: var(--dark);
}

.workspace-tab {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  align-items: center;
  gap: 0 12px;
  min-height: 104px;
  padding: 16px;
  color: rgba(255, 255, 255, 0.78);
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  background: transparent;
  text-align: left;
}

.workspace-tab span {
  grid-row: 1 / span 2;
  color: var(--cyan);
  font-size: 12px;
  font-weight: 800;
}

.workspace-tab strong {
  color: inherit;
  font-size: 18px;
}

.workspace-tab small {
  color: rgba(255, 255, 255, 0.52);
  font-size: 12px;
}

.workspace-tab.is-active {
  color: var(--ink);
  border-bottom-color: var(--cyan);
  background: var(--cyan);
}

.workspace-tab.is-active span,
.workspace-tab.is-active small {
  color: var(--ink);
}

.workspace-stage {
  position: relative;
  min-width: 0;
  padding: 42px;
  background: #f6fbff;
}

.workspace-panel {
  display: none;
}

.workspace-panel.is-active {
  display: block;
}

.workspace-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}

.panel-label {
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.workspace-panel-head h3 {
  margin: 4px 0 0;
  font-size: 28px;
}

.outline-control,
.route-start {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  padding: 0 16px;
  border: 1px solid var(--blue);
  border-radius: 5px;
  color: var(--blue-deep);
  background: var(--white);
  font-size: 13px;
  font-weight: 700;
}

.network-table {
  margin-top: 20px;
  border: 1px solid var(--line);
  background: var(--white);
}

.table-row {
  display: grid;
  grid-template-columns: minmax(160px, 1.7fr) 1fr 0.7fr 70px;
  align-items: center;
  min-height: 64px;
  padding: 0 20px;
  border-bottom: 1px solid var(--soft-line);
  font-size: 13px;
}

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

.table-head {
  min-height: 48px;
  color: var(--muted);
  background: #edf7fd;
  font-size: 12px;
  font-weight: 700;
}

.table-row > span:first-child {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
}

.table-row .icon {
  color: var(--blue);
}

.table-row button {
  min-height: 32px;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--blue-deep);
  background: var(--white);
  font-size: 12px;
  font-weight: 700;
}

.stage-note {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.live-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: #24815b;
  font-size: 12px;
  font-weight: 700;
}

.live-status i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #2ecc71;
}

.health-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 28px;
}

.health-grid > div {
  display: flex;
  flex-direction: column;
  min-height: 150px;
  padding: 22px;
  border: 1px solid var(--line);
  background: var(--white);
}

.health-grid span,
.health-grid small {
  color: var(--muted);
  font-size: 12px;
}

.health-grid strong {
  margin: auto 0 2px;
  color: var(--blue-deep);
  font-size: 28px;
}

.health-progress {
  height: 8px;
  margin-top: 22px;
  overflow: hidden;
  background: var(--soft-line);
}

.health-progress span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--blue));
}

.history-list {
  margin-top: 24px;
  border-top: 1px solid var(--line);
}

.history-list > div {
  display: grid;
  grid-template-columns: 130px minmax(0, 1fr) 70px;
  align-items: center;
  min-height: 80px;
  border-bottom: 1px solid var(--line);
}

.history-list time,
.history-list small {
  color: var(--muted);
  font-size: 12px;
}

.history-list span {
  display: flex;
  flex-direction: column;
}

.history-list em {
  color: var(--blue-deep);
  font-style: normal;
  font-weight: 800;
}

.diagnosis {
  background: var(--dark);
}

.diagnosis .eyebrow,
.diagnosis .section-heading h2,
.diagnosis .heading-split > p {
  color: var(--white);
}

.diagnosis .eyebrow {
  color: var(--cyan);
}

.diagnosis .heading-split > p {
  color: rgba(255, 255, 255, 0.65);
}

.route-board {
  display: grid;
  grid-template-columns: 360px minmax(0, 1fr);
  border: 1px solid rgba(255, 255, 255, 0.24);
}

.route-summary {
  padding: 44px;
  color: var(--ink);
  background: var(--cyan);
}

.route-index {
  color: var(--blue-deep);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.15em;
}

.route-summary h3 {
  margin: 12px 0 14px;
  font-size: 30px;
  line-height: 1.3;
}

.route-summary p {
  margin: 0;
  color: #214865;
  font-size: 13px;
}

.route-start {
  margin-top: 26px;
  color: var(--white);
  border-color: var(--blue-deep);
  background: var(--blue-deep);
}

.route-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  background: #102d49;
}

.route-steps li {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr) auto;
  align-items: center;
  min-height: 112px;
  padding: 18px 30px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
  color: var(--white);
}

.route-steps li:last-child {
  border-bottom: 0;
}

.route-steps li > span {
  color: var(--cyan);
  font-size: 12px;
  font-weight: 800;
}

.route-steps li > div {
  display: flex;
  flex-direction: column;
}

.route-steps strong {
  font-size: 16px;
}

.route-steps small {
  color: rgba(255, 255, 255, 0.56);
  font-size: 12px;
}

.route-steps em {
  min-width: 64px;
  padding: 5px 9px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 3px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 12px;
  font-style: normal;
  text-align: center;
}

.route-steps li.is-done em {
  color: var(--ink);
  border-color: var(--lime);
  background: var(--lime);
}

.screens {
  background: #eef8ff;
}

.screenshot-track {
  display: grid;
  grid-template-columns: repeat(4, 250px);
  justify-content: space-between;
  gap: 22px;
  overflow: visible;
}

.screenshot-card {
  width: 250px;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

.screenshot-media {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 250px;
  height: 450px;
  padding: 0;
  overflow: hidden;
  background: #dfeef7;
}

.screenshot-media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.screenshot-card figcaption {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  align-items: center;
  min-height: 88px;
  padding: 14px 16px;
  border-top: 1px solid var(--line);
}

.screenshot-card figcaption > span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
}

.screenshot-card figcaption > div {
  display: flex;
  flex-direction: column;
}

.screenshot-card figcaption strong {
  font-size: 16px;
}

.screenshot-card figcaption small {
  color: var(--muted);
  font-size: 12px;
}

.faq {
  background: var(--white);
}

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

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

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 76px;
  padding: 18px 24px;
  background: var(--white);
  text-align: left;
}

.faq-question > span {
  display: inline-flex;
  align-items: center;
  gap: 28px;
  color: var(--ink);
  font-size: 16px;
  font-weight: 700;
}

.faq-question em {
  color: var(--blue);
  font-size: 12px;
  font-style: normal;
}

.faq-question > i,
.summary-mark {
  position: relative;
  display: block;
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
}

.faq-question > i::before,
.faq-question > i::after,
.summary-mark::before,
.summary-mark::after {
  position: absolute;
  top: 50%;
  left: 50%;
  background: currentColor;
  content: "";
  transform: translate(-50%, -50%);
}

.faq-question > i::before,
.summary-mark::before {
  width: 14px;
  height: 1px;
}

.faq-question > i::after,
.summary-mark::after {
  width: 1px;
  height: 14px;
}

.faq-question[aria-expanded="true"] > i::after,
.official-site[open] .summary-mark::after {
  display: none;
}

.faq-answer {
  padding: 0 70px 24px 84px;
}

.faq-answer p {
  margin: 0;
  color: var(--muted);
  line-height: 1.9;
}

.official-site {
  margin-top: 22px;
  border: 1px solid var(--ink);
}

.official-site summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 74px;
  padding: 0 24px;
  cursor: pointer;
  list-style: none;
}

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

.official-site summary > span {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
}

.official-site summary .icon {
  color: var(--blue);
}

.official-site-body {
  padding: 0 54px 22px;
}

.official-site-body a {
  color: var(--blue-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.reviews {
  background: var(--dark);
}

.reviews .eyebrow {
  color: var(--cyan);
}

.reviews .section-heading h2,
.reviews .heading-split > p {
  color: var(--white);
}

.reviews .heading-split > p {
  color: rgba(255, 255, 255, 0.64);
}

.review-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.review-card {
  display: flex;
  flex-direction: column;
  min-height: 286px;
  padding: 26px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  color: var(--white);
  background: #102d49;
}

.review-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.review-user {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.review-user .icon {
  width: 38px;
  height: 38px;
  padding: 9px;
  border-radius: 50%;
  color: var(--ink);
  background: var(--cyan);
}

.review-user strong {
  font-size: 14px;
}

.review-stars {
  display: inline-flex;
  gap: 2px;
}

.review-stars i {
  display: block;
  width: 13px;
  height: 13px;
  background: var(--lime);
  -webkit-mask: url("../icons/star.svg") center / contain no-repeat;
  mask: url("../icons/star.svg") center / contain no-repeat;
}

.review-stars i.is-empty {
  background: #6c8296;
}

.review-card p {
  margin: 24px 0 18px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 14px;
  line-height: 1.95;
}

.review-card time {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  color: var(--cyan);
  font-size: 12px;
  text-align: right;
}

.download-section {
  padding: 78px 0;
  background: #dff3ff;
}

.download-ticket {
  display: grid;
  grid-template-columns: 210px minmax(0, 1fr) 270px;
  min-height: 180px;
  overflow: hidden;
  border: 1px solid var(--ink);
  border-radius: 8px;
  background: var(--white);
}

.ticket-index,
.ticket-copy,
.ticket-action {
  padding: 34px;
}

.ticket-index {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--ink);
  border-right: 1px dashed var(--ink);
  background: var(--lime);
}

.ticket-index span {
  font-size: 58px;
  font-weight: 900;
  line-height: 1;
}

.ticket-index small {
  margin-top: 8px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.13em;
}

.ticket-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.ticket-copy .eyebrow {
  margin-bottom: 6px;
}

.ticket-copy h2 {
  margin: 0;
  font-size: 30px;
  line-height: 1.3;
}

.ticket-copy p:last-child {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.ticket-action {
  color: var(--white);
  background: var(--blue);
  font-size: 17px;
}

.ticket-action:hover {
  color: var(--white);
  background: var(--blue-deep);
}

.site-footer {
  color: var(--white);
  background: #071a2e;
}

.footer-inner {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 28px;
  padding: 42px 0 26px;
}

.footer-brand strong {
  color: var(--white);
}

.footer-brand small {
  color: rgba(255, 255, 255, 0.58);
}

.footer-nav {
  justify-self: end;
}

.footer-nav ul {
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 24px;
}

.footer-nav a {
  color: rgba(255, 255, 255, 0.76);
  font-size: 13px;
}

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

.copyright {
  grid-column: 1 / -1;
  margin: 10px 0 0;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  color: rgba(255, 255, 255, 0.58);
  font-size: 12px;
  text-align: center;
}

.back-top {
  position: fixed;
  z-index: 900;
  right: 24px;
  bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  border: 1px solid var(--ink);
  border-radius: 50%;
  color: var(--ink);
  background: var(--lime);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s ease;
}

.back-top.is-visible {
  opacity: 1;
  pointer-events: auto;
}

@media (max-width: 1120px) {
  .main-nav ul {
    gap: 20px;
  }

  .header-actions {
    margin-left: 22px;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1fr) 350px;
  }

  .hero-copy {
    padding-right: 30px;
  }

  .screenshot-track {
    justify-content: start;
    overflow-x: auto;
    padding-bottom: 12px;
    scrollbar-color: var(--blue) var(--soft-line);
    scrollbar-width: thin;
  }
}

@media (max-width: 920px) {
  :root {
    --header-height: 68px;
  }

  .container,
  .header-inner,
  .hero-grid,
  .footer-inner {
    width: min(calc(100% - 28px), var(--container));
  }

  .site-header {
    height: var(--header-height);
  }

  .brand img {
    width: 40px;
    height: 40px;
  }

  .brand-copy strong {
    font-size: 16px;
  }

  .main-nav {
    position: fixed;
    z-index: 999;
    top: var(--header-height);
    right: 0;
    left: 0;
    display: none;
    max-height: calc(100vh - var(--header-height));
    overflow-y: auto;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    background: var(--white);
  }

  .main-nav.is-open {
    display: block;
  }

  .main-nav ul {
    display: block;
    width: min(calc(100% - 28px), var(--container));
    margin: 0 auto;
  }

  .main-nav li {
    border-bottom: 1px solid var(--soft-line);
  }

  .main-nav li:last-child {
    border-bottom: 0;
  }

  .main-nav a {
    padding: 16px 4px;
  }

  .main-nav a::after {
    display: none;
  }

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

  .menu-toggle {
    display: inline-flex;
  }

  .desktop-download-text {
    display: none;
  }

  .mobile-download-text {
    display: inline;
  }

  .header-download {
    min-height: 42px;
    padding: 0 15px;
  }

  .header-download .icon {
    display: none;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
    min-height: 0;
    padding: 76px 0 64px;
  }

  .hero::after {
    top: auto;
    width: 100%;
    height: 45%;
  }

  .hero-copy {
    max-width: 720px;
    padding-right: 0;
    text-align: center;
  }

  .hero h1 {
    white-space: normal;
  }

  .hero-description {
    margin-right: auto;
    margin-left: auto;
  }

  .hero-features {
    justify-content: center;
  }

  .hero-download-group {
    align-items: center;
  }

  .hero-device-wrap {
    justify-content: center;
  }

  .heading-split {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .section-heading {
    margin-bottom: 34px;
  }

  .workspace-layout,
  .route-board {
    grid-template-columns: 1fr;
  }

  .workspace-nav {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    padding: 12px;
  }

  .workspace-tab {
    grid-template-columns: 1fr;
    justify-items: center;
    min-height: 100px;
    border-right: 1px solid rgba(255, 255, 255, 0.14);
    border-bottom: 0;
    text-align: center;
  }

  .workspace-tab:last-child {
    border-right: 0;
  }

  .workspace-tab span {
    grid-row: auto;
  }

  .review-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .download-ticket {
    grid-template-columns: 170px minmax(0, 1fr);
  }

  .ticket-action {
    grid-column: 1 / -1;
    min-height: 76px;
  }
}

@media (max-width: 640px) {
  :root {
    --header-height: 66px;
  }

  html,
  body {
    width: 100%;
    max-width: 100%;
  }

  body {
    font-size: 14px;
  }

  a,
  button,
  summary {
    -webkit-tap-highlight-color: transparent;
    animation: none !important;
    transition: none !important;
  }

  a:active,
  button:active,
  summary:active {
    opacity: 1;
    filter: none;
    transform: none;
  }

  .container,
  .header-inner,
  .hero-grid,
  .footer-inner {
    width: calc(100% - 24px);
  }

  .brand {
    gap: 8px;
  }

  .brand img {
    width: 36px;
    height: 36px;
    border-radius: 9px;
  }

  .brand-copy strong {
    font-size: 14px;
  }

  .brand-copy > span {
    margin-top: 2px;
    font-size: 12px;
  }

  .header-actions {
    gap: 8px;
  }

  .header-download {
    min-height: 40px;
    padding: 0 13px;
    font-size: 12px;
    white-space: nowrap;
  }

  .menu-toggle {
    width: 40px;
    height: 40px;
  }

  .hero-grid {
    gap: 42px;
    padding: 56px 0;
  }

  .hero h1 {
    font-size: clamp(54px, 18vw, 76px);
  }

  .hero-slogan {
    margin-top: 24px;
    font-size: 27px;
  }

  .hero-description {
    font-size: 14px;
    line-height: 1.9;
  }

  .hero-features {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    width: 100%;
  }

  .hero-features span {
    flex-direction: column;
    min-height: 72px;
    padding: 10px 5px;
    font-size: 12px;
  }

  .primary-download {
    width: min(100%, 300px);
  }

  .phone-shell {
    width: min(326px, calc(100vw - 44px));
    height: 612px;
  }

  .section-pad {
    padding: 72px 0;
  }

  .section-heading h2 {
    font-size: 43px;
  }

  .heading-split > p {
    font-size: 13px;
  }

  .workspace-layout {
    border-radius: 8px;
    overflow: hidden;
  }

  .workspace-nav {
    gap: 0;
    padding: 8px;
  }

  .workspace-tab {
    min-height: 92px;
    padding: 10px 4px;
  }

  .workspace-tab strong {
    font-size: 13px;
  }

  .workspace-tab small {
    display: none;
  }

  .workspace-stage {
    padding: 22px 14px;
  }

  .workspace-panel-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .workspace-panel-head h3 {
    font-size: 23px;
  }

  .outline-control {
    width: 100%;
  }

  .network-table {
    overflow: hidden;
  }

  .table-row {
    grid-template-columns: minmax(0, 1fr) 58px 56px;
    min-height: 72px;
    padding: 0 10px;
  }

  .table-row > span:nth-child(2),
  .table-head > span:nth-child(2) {
    display: none;
  }

  .table-head {
    min-height: 44px;
  }

  .table-row .icon {
    display: none;
  }

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

  .health-grid > div {
    min-height: 112px;
  }

  .history-list > div {
    grid-template-columns: 90px minmax(0, 1fr) 44px;
  }

  .route-summary {
    padding: 28px 22px;
  }

  .route-steps li {
    grid-template-columns: 42px minmax(0, 1fr);
    gap: 8px;
    min-height: 108px;
    padding: 16px 20px;
  }

  .route-steps em {
    grid-column: 2;
    justify-self: start;
    margin-top: 6px;
  }

  .screenshot-track {
    display: flex;
    gap: 10px;
    margin-right: -12px;
    margin-left: -12px;
    padding: 0 12px 14px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    overscroll-behavior-x: contain;
    -webkit-overflow-scrolling: touch;
  }

  .screenshot-card {
    flex: 0 0 250px;
    scroll-snap-align: start;
  }

  .faq-question {
    min-height: 70px;
    padding: 16px 10px;
  }

  .faq-question > span {
    align-items: flex-start;
    gap: 12px;
    padding-right: 8px;
    font-size: 14px;
  }

  .faq-answer {
    padding: 0 28px 20px 42px;
  }

  .official-site summary {
    padding: 0 14px;
  }

  .official-site-body {
    padding: 0 42px 20px;
    overflow-wrap: anywhere;
  }

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

  .review-card {
    min-height: 0;
    padding: 22px;
  }

  .review-head {
    align-items: flex-start;
  }

  .review-stars {
    margin-top: 12px;
  }

  .review-card p {
    margin-top: 20px;
  }

  .download-section {
    padding: 58px 0;
  }

  .download-ticket {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .ticket-index {
    min-height: 128px;
    border-right: 0;
    border-bottom: 1px dashed var(--ink);
  }

  .ticket-copy {
    padding: 30px 22px;
  }

  .ticket-copy h2 {
    font-size: 25px;
  }

  .ticket-action {
    grid-column: auto;
    min-height: 68px;
    padding: 20px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    justify-items: center;
    text-align: center;
  }

  .footer-brand {
    justify-content: center;
  }

  .footer-brand > span {
    align-items: center;
  }

  .footer-nav {
    justify-self: center;
  }

  .footer-nav ul {
    justify-content: center;
    gap: 14px 20px;
  }

  .copyright {
    width: 100%;
  }

  .back-top {
    right: 12px;
    bottom: 12px;
    width: 46px;
    height: 46px;
  }
}

@media (max-width: 390px) {
  .brand-copy strong {
    font-size: 13px;
  }

  .brand-copy > span {
    font-size: 12px;
  }

  .header-download {
    padding: 0 10px;
  }

  .hero-features span {
    font-size: 12px;
  }

  .phone-shell {
    width: calc(100vw - 34px);
  }
}