:root {
  --bg: #ffffff;
  --surface: #f5f8fc;
  --surface-blue: #edf5ff;
  --ink: #142033;
  --muted: #5c687a;
  --line: #dce4ee;
  --blue: #2268df;
  --blue-dark: #174fac;
  --green: #0c9368;
  --green-soft: #e5f6f0;
  --amber: #d98212;
  --amber-soft: #fff4dc;
  --red: #b33a35;
  --dark: #14263b;
  --shadow: 0 18px 52px rgba(35, 66, 109, 0.12);
  --content: 1160px;
  --header-height: 72px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

section[id] {
  scroll-margin-top: calc(var(--header-height) + 18px);
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family:
    Inter, "SF Pro Display", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  letter-spacing: 0;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

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

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

button,
input,
textarea,
select {
  font: inherit;
}

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

svg {
  width: 1.1em;
  height: 1.1em;
  flex: 0 0 auto;
}

.skip-link {
  position: fixed;
  left: 18px;
  top: -80px;
  z-index: 200;
  padding: 10px 14px;
  background: var(--dark);
  color: #fff;
  border-radius: 4px;
}

.skip-link:focus {
  top: 12px;
}

.section-inner,
.header-inner,
.hero-inner {
  width: min(calc(100% - 40px), var(--content));
  margin-inline: auto;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid transparent;
  transition:
    box-shadow 180ms ease,
    border-color 180ms ease;
  backdrop-filter: blur(18px);
}

.site-header.scrolled {
  border-color: rgba(220, 228, 238, 0.82);
  box-shadow: 0 10px 30px rgba(25, 51, 87, 0.07);
}

.header-inner {
  height: 100%;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  width: fit-content;
  font-weight: 760;
  color: #111c2d;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: var(--blue);
  color: #fff;
  font-size: 17px;
  line-height: 1;
  box-shadow: 0 8px 18px rgba(34, 104, 223, 0.22);
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.desktop-nav a,
.header-action {
  padding: 8px 13px;
  border-radius: 6px;
  color: #475466;
  font-size: 14px;
  font-weight: 600;
  transition:
    color 160ms ease,
    background-color 160ms ease;
}

.desktop-nav a:hover {
  color: var(--blue);
  background: var(--surface-blue);
}

.header-action {
  justify-self: end;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--blue);
  color: #fff;
  box-shadow: 0 8px 22px rgba(34, 104, 223, 0.2);
}

.header-action:hover {
  background: var(--blue-dark);
}

.menu-button {
  display: none;
  justify-self: end;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
  cursor: pointer;
}

.mobile-nav {
  display: none;
}

.hero {
  position: relative;
  min-height: clamp(650px, 82svh, 790px);
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.hero::after {
  position: absolute;
  inset: 0;
  content: "";
  background: rgba(255, 255, 255, 0.08);
  pointer-events: none;
}

.hero-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-inner {
  position: relative;
  z-index: 2;
  min-height: inherit;
  display: flex;
  align-items: center;
  padding-top: var(--header-height);
}

.hero-copy {
  width: min(620px, 54%);
  padding-block: 58px 44px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 18px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 750;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 7px 10px;
  border: 1px solid #cfe0f8;
  border-radius: 6px;
  background: rgba(239, 247, 255, 0.86);
}

.status-dot {
  width: 8px;
  height: 8px;
  border: 2px solid #b9d6ff;
  border-radius: 50%;
  background: var(--blue);
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1,
h2,
h3 {
  margin-top: 0;
  letter-spacing: 0;
}

h1 {
  margin-bottom: 20px;
  font-size: clamp(48px, 5vw, 72px);
  line-height: 1.08;
  font-weight: 820;
  color: #101a2a;
}

.hero-lead {
  max-width: 520px;
  margin: 0;
  color: #4c5a6c;
  font-size: 18px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 22px;
}

.button {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 11px 17px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
  transition:
    transform 160ms ease,
    box-shadow 160ms ease,
    background-color 160ms ease,
    border-color 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: var(--blue);
  color: #fff;
  box-shadow: 0 12px 26px rgba(34, 104, 223, 0.24);
}

.button-primary:hover {
  background: var(--blue-dark);
  box-shadow: 0 14px 30px rgba(34, 104, 223, 0.29);
}

.button-secondary {
  border-color: #cfd9e7;
  background: rgba(255, 255, 255, 0.88);
  color: #27405f;
}

.button-secondary:hover {
  border-color: #9db9df;
  background: #fff;
}

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

.hero-note {
  display: flex;
  align-items: center;
  gap: 7px;
  margin: 18px 0 0;
  color: #677386;
  font-size: 13px;
}

.hero-note svg {
  color: var(--green);
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin: 38px 0 0;
}

.hero-stats div {
  min-width: 135px;
  padding-right: 24px;
  margin-right: 24px;
  border-right: 1px solid #d9e0e9;
}

.hero-stats div:last-child {
  padding-right: 0;
  margin-right: 0;
  border-right: 0;
}

.hero-stats dt {
  color: #7a8595;
  font-size: 12px;
}

.hero-stats dd {
  margin: 4px 0 0;
  color: #16243a;
  font-size: 14px;
  font-weight: 750;
}

.platform-strip {
  border-bottom: 1px solid var(--line);
  background: #fff;
}

.platform-strip-inner {
  min-height: 86px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.platform-strip p {
  margin: 0;
  color: #566274;
}

.platform-strip strong {
  color: var(--ink);
}

.platform-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 24px;
}

.platform-list span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #3e4b5f;
  font-size: 14px;
  font-weight: 650;
}

.platform-list svg {
  color: var(--blue);
}

.section {
  padding-block: 96px;
}

.downloads {
  background: var(--surface);
}

.section-heading {
  max-width: 690px;
  margin: 0 auto 42px;
  text-align: center;
}

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

.section-kicker {
  margin-bottom: 10px;
  text-transform: uppercase;
}

.section-heading h2,
.feature-copy h2,
.admin-band h2 {
  margin-bottom: 14px;
  font-size: clamp(32px, 4vw, 48px);
  line-height: 1.2;
}

.section-heading p:last-child,
.feature-copy > p,
.admin-band p {
  margin: 0;
  color: var(--muted);
}

.download-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.download-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 10px 30px rgba(35, 66, 109, 0.05);
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    border-color 180ms ease;
}

.download-card:hover,
.download-card.recommended {
  transform: translateY(-4px);
  border-color: #9ebeea;
  box-shadow: var(--shadow);
}

.download-card.recommended::before {
  position: absolute;
  top: -12px;
  right: 18px;
  content: "当前设备推荐";
  padding: 5px 9px;
  border-radius: 4px;
  background: var(--blue);
  color: #fff;
  font-size: 11px;
  font-weight: 750;
}

.download-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 24px;
}

.platform-icon {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 8px;
}

.platform-icon svg {
  width: 22px;
  height: 22px;
}

.platform-icon-blue {
  background: var(--surface-blue);
  color: var(--blue);
}

.platform-icon-green {
  background: var(--green-soft);
  color: var(--green);
}

.platform-icon-dark {
  background: #e9eef4;
  color: var(--dark);
}

.platform-icon-amber {
  background: var(--amber-soft);
  color: var(--amber);
}

.version-badge {
  padding: 4px 8px;
  border-radius: 4px;
  background: var(--surface-blue);
  color: var(--blue);
  font-size: 11px;
  font-weight: 750;
}

.version-badge-green {
  background: var(--green-soft);
  color: var(--green);
}

.version-badge-amber {
  background: var(--amber-soft);
  color: #9a5d09;
}

.version-badge-neutral {
  background: #eef1f5;
  color: #536173;
}

.download-card h3 {
  margin-bottom: 10px;
  font-size: 22px;
  line-height: 1.3;
}

.download-card > p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.file-meta {
  display: grid;
  gap: 8px;
  margin: 24px 0;
  padding: 16px 0;
  border-top: 1px solid #e8edf3;
  border-bottom: 1px solid #e8edf3;
  list-style: none;
}

.file-meta li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 12px;
}

.file-meta span {
  color: #8490a0;
}

.file-meta strong {
  color: #3e4b5c;
  text-align: right;
}

.button-card {
  width: 100%;
  margin-top: auto;
  border-color: #cbd8e9;
  background: #eef5ff;
  color: #1f5fbc;
}

.button-card:hover {
  border-color: #8fb2e4;
  background: #e2efff;
}

.button-card-green {
  border-color: #a9ddca;
  background: var(--green-soft);
  color: #087956;
}

.button-card-dark {
  border-color: #bac5d1;
  background: #e9eef4;
  color: #26384e;
}

.split-actions {
  display: grid;
  grid-template-columns: 1fr 46px;
  align-items: stretch;
  gap: 8px;
  margin-top: auto;
}

.split-actions .button-card {
  margin: 0;
}

.icon-button {
  display: grid;
  place-items: center;
  width: 46px;
  min-height: 46px;
  border: 1px solid #cbd8e9;
  border-radius: 6px;
  background: #fff;
  color: var(--blue);
}

.icon-button:hover {
  border-color: #8fb2e4;
  background: var(--surface-blue);
}

.card-warning {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: 10px !important;
  color: var(--red) !important;
  font-size: 11px !important;
  font-weight: 700;
}

.feature-band {
  border-block: 1px solid var(--line);
  background: #fff;
}

.feature-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.62fr);
  align-items: center;
  gap: 80px;
}

.feature-copy > p {
  max-width: 650px;
}

.answer-preview {
  margin-top: 28px;
  padding: 20px;
  border-left: 4px solid var(--blue);
  background: var(--surface-blue);
}

.answer-preview strong,
.answer-preview span {
  display: block;
}

.answer-preview strong {
  font-size: 20px;
}

.answer-preview span {
  margin-top: 7px;
  color: #52647c;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 13px;
}

.answer-preview p {
  margin: 8px 0 0;
  color: #37495f;
}

.check-list {
  display: grid;
  gap: 12px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: #3d4b5e;
}

.check-list svg {
  margin-top: 5px;
  color: var(--green);
}

.guide-figure {
  margin: 0;
}

.guide-figure img {
  width: min(100%, 400px);
  margin-inline: auto;
  border: 1px solid #d5dfeb;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.guide-figure figcaption {
  margin-top: 14px;
  color: #7b8797;
  font-size: 12px;
  text-align: center;
}

.workflow {
  background: var(--surface);
}

.workflow-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.workflow-list li {
  position: relative;
  min-width: 0;
  padding: 8px 44px 8px 0;
}

.workflow-list li + li {
  padding-left: 44px;
  border-left: 1px solid #ccd7e3;
}

.workflow-list li:last-child {
  padding-right: 0;
}

.workflow-list > li > svg {
  width: 28px;
  height: 28px;
  margin: 16px 0 20px;
  color: var(--blue);
}

.step-number {
  display: block;
  color: #9ba6b4;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 12px;
  font-weight: 700;
}

.workflow-list h3 {
  margin-bottom: 8px;
  font-size: 20px;
}

.workflow-list p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.admin-band {
  padding-block: 70px;
  background: var(--dark);
  color: #fff;
}

.admin-band-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 50px;
}

.admin-band h2 {
  max-width: 760px;
  margin-bottom: 10px;
}

.admin-band p {
  color: #c1cbd7;
}

.section-kicker-light {
  color: #79aaf7;
}

.button-light {
  flex: 0 0 auto;
  background: #fff;
  color: #20364f;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.2);
}

.button-light:hover {
  background: #edf3f9;
}

.faq-layout {
  display: grid;
  grid-template-columns: 0.55fr 1fr;
  gap: 90px;
  align-items: start;
}

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

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

.faq-list summary {
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  color: #233148;
  font-weight: 720;
  cursor: pointer;
  list-style: none;
}

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

.faq-list summary svg {
  transition: transform 160ms ease;
}

.faq-list details[open] summary svg {
  transform: rotate(45deg);
}

.faq-list details p {
  margin: -3px 42px 22px 0;
  color: var(--muted);
  font-size: 14px;
}

.site-footer {
  border-top: 1px solid var(--line);
  background: #f7f9fc;
}

.footer-inner {
  min-height: 180px;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 26px;
  padding-block: 36px;
}

.brand-footer {
  margin-bottom: 10px;
}

.footer-inner p {
  margin: 0;
  color: #778394;
  font-size: 13px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 22px;
  color: #4b586a;
  font-size: 14px;
}

.footer-links a:hover {
  color: var(--blue);
}

.copyright {
  grid-column: 1 / -1;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.download-toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  z-index: 150;
  display: flex;
  align-items: center;
  gap: 9px;
  max-width: calc(100% - 32px);
  padding: 12px 16px;
  border: 1px solid #b8c9dc;
  border-radius: 6px;
  background: #fff;
  color: #26364d;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 18px);
  transition:
    opacity 180ms ease,
    transform 180ms ease;
}

.download-toast.visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

:focus-visible {
  outline: 3px solid rgba(34, 104, 223, 0.38);
  outline-offset: 3px;
}

@media (max-width: 1050px) {
  .download-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .feature-layout {
    gap: 50px;
  }
}

@media (max-width: 820px) {
  :root {
    --header-height: 64px;
  }

  .section-inner,
  .header-inner,
  .hero-inner {
    width: min(calc(100% - 30px), var(--content));
  }

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

  .desktop-nav,
  .header-action {
    display: none;
  }

  .menu-button {
    display: grid;
  }

  .mobile-nav {
    position: fixed;
    inset: var(--header-height) 0 auto;
    display: grid;
    padding: 10px 15px 18px;
    border-bottom: 1px solid var(--line);
    background: #fff;
    box-shadow: 0 18px 32px rgba(25, 51, 87, 0.12);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-10px);
    transition:
      opacity 150ms ease,
      transform 150ms ease;
  }

  .mobile-nav.open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .mobile-nav a {
    min-height: 46px;
    display: flex;
    align-items: center;
    padding: 0 10px;
    border-bottom: 1px solid #edf1f5;
    font-weight: 650;
  }

  .mobile-nav a:last-child {
    border-bottom: 0;
    color: var(--blue);
  }

  .hero {
    min-height: 780px;
  }

  .hero-image {
    object-position: 64% center;
    opacity: 0.34;
  }

  .hero::after {
    background: rgba(255, 255, 255, 0.24);
  }

  .hero-copy {
    width: 100%;
    padding-block: 92px 48px;
  }

  .hero-lead {
    max-width: 610px;
  }

  .platform-strip-inner,
  .admin-band-inner {
    align-items: flex-start;
    flex-direction: column;
    padding-block: 22px;
  }

  .platform-list {
    justify-content: flex-start;
  }

  .feature-layout,
  .faq-layout {
    grid-template-columns: 1fr;
    gap: 46px;
  }

  .guide-figure {
    order: -1;
  }

  .workflow-list li,
  .workflow-list li + li {
    padding-inline: 0 24px;
  }

  .admin-band-inner {
    gap: 28px;
  }

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

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

@media (max-width: 620px) {
  .section {
    padding-block: 70px;
  }

  .brand {
    font-size: 14px;
  }

  .brand-mark {
    width: 32px;
    height: 32px;
  }

  .hero {
    min-height: 760px;
  }

  h1 {
    font-size: 48px;
  }

  .hero-lead {
    font-size: 16px;
  }

  .hero-actions,
  .hero-actions .button {
    width: 100%;
  }

  .hero-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px 0;
  }

  .hero-stats div,
  .hero-stats div:last-child {
    min-width: 0;
    padding-right: 14px;
    margin-right: 14px;
    border-right: 1px solid #d9e0e9;
  }

  .hero-stats div:nth-child(2),
  .hero-stats div:last-child {
    padding-right: 0;
    margin-right: 0;
    border-right: 0;
  }

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

  .download-card {
    padding: 22px;
  }

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

  .workflow-list li,
  .workflow-list li + li {
    padding: 0 0 34px;
    border-left: 0;
    border-bottom: 1px solid #ccd7e3;
  }

  .workflow-list li:last-child {
    padding-bottom: 0;
    border-bottom: 0;
  }

  .admin-band {
    padding-block: 60px;
  }

  .admin-band .button {
    width: 100%;
  }

  .footer-links {
    display: grid;
    gap: 10px;
  }
}

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

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}

/* Multi-page site */
.header-inner {
  grid-template-columns: 1fr auto;
}

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

.desktop-nav a[aria-current="page"],
.mobile-nav a[aria-current="page"] {
  color: var(--blue);
  background: var(--surface-blue);
}

.hero {
  min-height: clamp(640px, 80svh, 760px);
}

.hero-image {
  object-position: 68% center;
}

.hero-copy {
  width: min(440px, 44%);
  padding-block: 74px 48px;
}

.hero-copy h1 {
  margin-bottom: 10px;
  font-size: clamp(48px, 5vw, 66px);
}

.hero-title-mobile {
  display: none;
}

.hero-slogan {
  margin: 0 0 14px;
  color: #1f5fbc;
  font-size: 21px;
  font-weight: 760;
}

.hero-lead {
  font-size: 16px;
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.hero-points li {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: #4e5c70;
  font-size: 13px;
  font-weight: 700;
}

.hero-points svg {
  color: var(--green);
}

.home-benefits {
  background: var(--surface);
}

.comparison-section {
  border-bottom: 1px solid var(--line);
  background: #f7fafc;
}

.comparison-heading {
  max-width: 760px;
  margin-bottom: 34px;
}

.comparison-scroll {
  overflow-x: auto;
  border: 1px solid #cbd6e2;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 14px 34px rgba(35, 66, 109, 0.07);
  scrollbar-color: #9db1c6 #edf2f6;
}

.comparison-scroll:focus-visible {
  outline: 3px solid rgba(35, 112, 214, 0.22);
  outline-offset: 3px;
}

.comparison-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  table-layout: fixed;
}

.comparison-table th,
.comparison-table td {
  padding: 18px 16px;
  border-right: 1px solid #e0e7ee;
  border-bottom: 1px solid #e0e7ee;
  text-align: center;
  vertical-align: middle;
}

.comparison-table th:last-child,
.comparison-table td:last-child {
  border-right: 0;
}

.comparison-table tbody tr:last-child th,
.comparison-table tbody tr:last-child td {
  border-bottom: 0;
}

.comparison-table thead th {
  background: #edf2f7;
  color: #394b60;
  font-size: 13px;
  line-height: 1.45;
}

.comparison-table thead th:first-child,
.comparison-table tbody th {
  width: 25%;
  text-align: left;
}

.comparison-table thead th:last-child {
  background: #17344f;
  color: #fff;
}

.comparison-table tbody th {
  color: #1c2e43;
  font-size: 14px;
}

.comparison-table tbody td:last-child {
  background: #eef8f3;
}

.compare-badge {
  position: relative;
  display: inline-grid;
  place-items: center;
  width: 100%;
  height: 100%;
  min-height: 66px;
  border-radius: 0;
  background: transparent;
}

.compare-badge::before {
  display: none;
}

.compare-badge::after {
  position: relative;
  z-index: 1;
  font-size: 28px;
  font-weight: 900;
  line-height: 1;
}

.compare-badge svg {
  display: none;
}

.compare-yes {
  color: #0b8a61;
}

.compare-yes::after {
  content: "✓";
}

.compare-yes::before {
  background: transparent;
  border: 0;
}

.compare-no {
  color: #d94a38;
}

.compare-no::after {
  content: "×";
}

.compare-no::before {
  background: transparent;
  border: 0;
}

.comparison-note {
  margin: 14px 0 0;
  color: #7a8797;
  font-size: 12px;
}

.comparison-poster {
  max-width: 980px;
  margin: 0 auto;
  overflow: hidden;
  border: 1px solid #cfdbe9;
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 18px 52px rgba(35, 66, 109, 0.1);
}

.compare-tool-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1.18fr;
  margin-left: min(230px, 28%);
  background: #f6f9fd;
}

.compare-tool-row span {
  display: grid;
  place-items: center;
  min-height: 70px;
  padding: 12px 14px;
  border-left: 1px solid #dce6f1;
  color: #47566a;
  font-size: 15px;
  font-weight: 820;
  text-align: center;
}

.compare-tool-row .is-focus {
  background: #17344f;
  color: #fff;
}

.compare-capability-grid {
  display: grid;
  grid-template-columns: minmax(180px, 230px) 1fr 1fr 1.18fr;
}

.compare-capability-grid > * {
  min-height: 66px;
  display: grid;
  place-items: center;
  border-top: 1px solid #dce6f1;
}

.compare-capability-grid > *:not(.compare-feature) {
  border-left: 1px solid #dce6f1;
}

.compare-capability-grid > *:nth-child(4n) {
  background: #eef8f3;
}

.compare-feature {
  justify-content: start;
  padding: 0 22px;
  color: #1c2e43;
  font-size: 15px;
  font-weight: 820;
}

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

.benefit-grid article {
  min-width: 0;
  padding: 8px 44px 8px 0;
}

.benefit-grid article + article {
  padding-left: 44px;
  border-left: 1px solid #ccd7e3;
}

.benefit-grid article:last-child {
  padding-right: 0;
}

.feature-icon {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  margin-bottom: 22px;
  border-radius: 8px;
}

.feature-icon svg {
  width: 23px;
  height: 23px;
}

.feature-icon-blue {
  background: var(--surface-blue);
  color: var(--blue);
}

.feature-icon-green {
  background: var(--green-soft);
  color: var(--green);
}

.feature-icon-amber {
  background: var(--amber-soft);
  color: var(--amber);
}

.benefit-grid h3,
.guide-columns h3 {
  margin-bottom: 9px;
  font-size: 21px;
  line-height: 1.3;
}

.benefit-grid p,
.guide-columns p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.answer-section {
  background: #fff;
}

.answer-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.84fr) minmax(350px, 0.7fr);
  align-items: center;
  gap: 84px;
}

.answer-layout h2,
.contact-copy h2,
.home-cta h2,
.contact-aside h2 {
  margin-bottom: 14px;
  font-size: clamp(32px, 4vw, 48px);
  line-height: 1.2;
}

.section-copy,
.contact-copy > p {
  margin: 0;
  color: var(--muted);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 22px;
  color: var(--blue);
  font-weight: 750;
}

.answer-layout .answer-preview {
  margin: 0;
  border-left-width: 5px;
  box-shadow: 0 16px 36px rgba(35, 66, 109, 0.08);
}

.answer-label {
  margin-bottom: 15px;
  color: #64768e;
  font-size: 12px;
  font-weight: 750;
}

.answer-divider {
  margin-top: 11px !important;
}

.contact-section {
  border-top: 1px solid var(--line);
  background: #f7fafc;
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 310px;
  align-items: center;
  gap: 100px;
}

.contact-copy {
  max-width: 660px;
}

.contact-notes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 26px;
  margin: 28px 0 0;
}

.contact-notes div {
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.contact-notes dt {
  color: #8793a2;
  font-size: 12px;
}

.contact-notes dd {
  margin: 4px 0 0;
  color: #344258;
  font-weight: 700;
}

.qr-card {
  margin: 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--shadow);
}

.qr-card img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
}

.qr-card figcaption {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 14px;
  color: #47566a;
  font-size: 13px;
  font-weight: 750;
}

.qr-card figcaption svg {
  color: var(--blue);
}

.home-cta {
  padding-block: 68px;
  background: var(--dark);
  color: #fff;
}

.home-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
}

.home-cta h2 {
  margin-bottom: 8px;
}

.home-cta p {
  margin: 0;
  color: #c4cfda;
}

.page-hero {
  padding: calc(var(--header-height) + 86px) 0 76px;
  border-bottom: 1px solid var(--line);
  background: #f4f8fd;
  text-align: center;
}

.page-hero .section-inner {
  max-width: 820px;
}

.page-hero h1 {
  margin-bottom: 16px;
  font-size: clamp(42px, 6vw, 64px);
}

.page-hero p:last-child {
  margin: 0 auto;
  color: var(--muted);
  font-size: 17px;
}

.downloads {
  background: #fff;
}

.download-card h2 {
  margin-bottom: 10px;
  font-size: 22px;
  line-height: 1.3;
}

.download-actions {
  display: grid;
  gap: 8px;
  margin-top: auto;
}

.download-actions .button-card {
  margin-top: 0;
}

.button-manual {
  width: 100%;
  border-color: #cbd8e9;
  background: #fff;
  color: #42566f;
  padding-inline: 12px;
  font-size: 14px;
}

.button-manual:hover {
  border-color: #8fb2e4;
  background: #f7faff;
  color: #1f5fbc;
}

.button-manual-green:hover {
  border-color: #8bcdb4;
  background: #f2fbf7;
  color: #087956;
}

.button-manual-dark:hover {
  border-color: #9faebf;
  background: #f4f6f8;
  color: #26384e;
}

.download-help {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 30px;
  color: #647184;
  font-size: 14px;
}

.download-help p {
  margin: 0;
}

.download-help svg,
.download-help a {
  color: var(--blue);
}

.demo-section {
  background: #fff;
}

.video-grid {
  display: grid;
  grid-template-columns: minmax(0, 4fr) minmax(220px, 1fr);
  align-items: start;
  gap: 18px;
}

.video-switch {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: -8px 0 22px;
}

.video-switch a {
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 1px solid #cfe0f5;
  border-radius: 12px;
  background: #fff;
  color: var(--blue);
  font-weight: 850;
  box-shadow: 0 10px 28px rgba(35, 66, 109, 0.08);
}

.video-switch svg {
  width: 20px;
  height: 20px;
}

.video-card {
  scroll-margin-top: calc(var(--header-height) + 18px);
  display: grid;
  grid-template-rows: auto 1fr;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 12px 32px rgba(35, 66, 109, 0.07);
}

.video-card video,
.video-card .video-js,
.video-placeholder {
  width: 100%;
  background: #101c2b;
}

.video-card video {
  display: block;
  object-fit: contain;
}

.video-card .video-js {
  border-radius: 8px 8px 0 0;
}

.video-card-wide video,
.video-card-wide .video-js,
.video-card-wide .video-placeholder {
  aspect-ratio: 16 / 9;
  height: auto;
  min-height: 0;
}

.video-card-narrow {
  width: 100%;
  max-width: 320px;
}

.video-card-narrow video,
.video-card-narrow .video-js,
.video-card-narrow .video-placeholder {
  aspect-ratio: 9 / 16;
  height: auto;
  max-height: 560px;
}

.video-card .vjs-fluid {
  padding-top: 0;
}

.video-card-wide .vjs-fluid {
  aspect-ratio: 16 / 9;
}

.video-card-narrow .vjs-fluid {
  aspect-ratio: 9 / 16;
}

.video-placeholder {
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 10px;
  color: #dbe8f8;
  text-align: center;
  background: #1a2d44;
}

.video-placeholder svg {
  width: 54px;
  height: 54px;
  color: #7eaff7;
}

.video-placeholder strong {
  font-size: 20px;
}

.video-placeholder span {
  color: #9fb0c4;
  font-size: 13px;
}

.video-card-copy {
  min-height: 128px;
  padding: 18px 20px;
}

.video-card-copy h3 {
  margin: 12px 0 8px;
  font-size: 20px;
}

.video-card-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.guide-manual-help {
  margin-top: 20px;
}

.ios-preview-band {
  position: relative;
  min-height: 170px;
  display: flex;
  align-items: center;
  margin-top: 18px;
  overflow: hidden;
  border-radius: 8px;
  background-image: url("assets/hero-product.jpg");
  background-position: center 60%;
  background-size: cover;
  color: #fff;
}

.ios-preview-band::before {
  position: absolute;
  inset: 0;
  background: rgba(15, 28, 44, 0.82);
  content: "";
}

.ios-preview-content {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 34px;
}

.ios-preview-content > svg {
  width: 40px;
  height: 40px;
  flex: 0 0 auto;
}

.ios-preview-content p {
  display: grid;
  gap: 5px;
  margin: 0;
}

.ios-preview-content strong {
  font-size: 24px;
}

.ios-preview-content span {
  color: #d6e0ea;
  font-size: 14px;
}

.workflow-section {
  background: var(--surface);
}

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

.guide-columns {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

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

.guide-columns article {
  min-width: 0;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  scroll-margin-top: calc(var(--header-height) + 24px);
}

.guide-columns article > svg {
  width: 28px;
  height: 28px;
  margin-bottom: 20px;
  color: var(--blue);
}

.guide-columns article .version-badge {
  display: table;
  margin-bottom: 14px;
}

.manual-steps {
  display: grid;
  gap: 16px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: manual-step;
}

.manual-steps li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  column-gap: 10px;
  counter-increment: manual-step;
}

.manual-steps li::before {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: #eaf3ff;
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  content: counter(manual-step);
}

.manual-steps strong,
.manual-steps span {
  grid-column: 2;
}

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

.manual-steps span {
  margin-top: 3px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.65;
}

.ios-coming-card {
  min-height: 390px;
  overflow: hidden;
  border-color: #31475e;
  background-image: url("assets/hero-product.jpg");
  background-position: 70% center;
  background-size: cover;
  color: #fff;
}

.ios-coming-card::after {
  position: absolute;
  inset: 0;
  background: rgba(13, 28, 44, 0.84);
  content: "";
}

.ios-coming-card:hover,
.ios-coming-card.recommended {
  border-color: #6788a8;
  box-shadow: 0 18px 42px rgba(20, 44, 69, 0.26);
}

.ios-coming-card.recommended::before {
  z-index: 3;
  content: "当前设备 · 敬请期待";
}

.ios-coming-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex: 1;
  flex-direction: column;
}

.platform-icon-glass,
.version-badge-glass {
  border: 1px solid rgba(255, 255, 255, 0.26);
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}

.coming-soon-kicker {
  margin: auto 0 8px !important;
  color: #9fc5ed !important;
  font-size: 11px !important;
  font-weight: 800;
}

.ios-coming-card h2 {
  color: #fff;
}

.coming-soon-title {
  margin: 2px 0 14px;
  font-size: 34px;
  line-height: 1.1;
}

.ios-coming-content > p:last-child {
  margin: 0;
  color: #d5e0eb;
  font-size: 14px;
  line-height: 1.7;
}

.faq-page {
  background: #fff;
}

.faq-page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  align-items: start;
  gap: 80px;
}

.contact-aside {
  position: sticky;
  top: calc(var(--header-height) + 28px);
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f7fafc;
}

.contact-aside h2 {
  font-size: 28px;
}

.contact-aside img {
  width: 100%;
  margin: 18px 0;
  border: 1px solid var(--line);
  background: #fff;
}

.contact-aside p:last-child {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 900px) {
  .hero-image {
    opacity: 0.18;
    object-position: 60% center;
  }

  .hero::after {
    background: rgba(255, 255, 255, 0.38);
  }

  .hero-copy {
    width: min(540px, 100%);
  }

  .answer-layout,
  .contact-layout,
  .faq-page-layout {
    grid-template-columns: 1fr;
    gap: 46px;
  }

  .contact-layout {
    justify-items: start;
  }

  .qr-card {
    width: min(310px, 100%);
  }

  .video-grid {
    grid-template-columns: minmax(0, 4fr) minmax(190px, 1fr);
  }

  .contact-aside {
    position: static;
    width: min(330px, 100%);
  }
}

@media (max-width: 820px) {
  .header-inner {
    grid-template-columns: 1fr auto;
  }

  .home-cta-inner {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 680px) {
  .hero {
    min-height: 720px;
  }

  .hero-image {
    opacity: 0.14;
    object-position: 70% center;
  }

  .hero::after {
    background: rgba(255, 255, 255, 0.5);
  }

  .hero-copy {
    padding-top: 96px;
  }

  .hero-copy h1 {
    font-size: 46px;
  }

  .hero-slogan {
    font-size: 18px;
  }

  .hero-points {
    gap: 12px;
  }

  .benefit-grid,
  .video-grid,
  .guide-columns {
    grid-template-columns: 1fr;
  }

  .benefit-grid article,
  .benefit-grid article + article {
    display: grid;
    grid-template-columns: 46px minmax(0, 1fr);
    column-gap: 12px;
    align-items: center;
    padding: 0 0 26px;
    border-left: 0;
    border-bottom: 1px solid #ccd7e3;
  }

  .benefit-grid article + article {
    padding-top: 28px;
  }

  .benefit-grid article:last-child {
    padding-bottom: 0;
    border-bottom: 0;
  }

  .benefit-grid .feature-icon {
    grid-row: 1;
    grid-column: 1;
    width: 44px;
    height: 44px;
    margin: 0;
  }

  .benefit-grid .feature-icon svg {
    width: 22px;
    height: 22px;
  }

  .benefit-grid h3 {
    grid-row: 1;
    grid-column: 2;
    margin: 0;
    font-size: clamp(19px, 5.3vw, 24px);
    line-height: 1.15;
    white-space: nowrap;
    overflow-wrap: normal;
  }

  .benefit-grid p {
    grid-column: 1 / -1;
    margin-top: 18px;
    font-size: 16px;
    line-height: 1.85;
  }

  .contact-notes {
    grid-template-columns: 1fr;
  }

  .page-hero {
    padding-top: calc(var(--header-height) + 64px);
    padding-bottom: 58px;
  }

  .page-hero h1 {
    font-size: clamp(34px, 9vw, 40px);
    line-height: 1.12;
  }

  .video-card video,
  .video-card .video-js,
  .video-placeholder {
    height: auto;
    aspect-ratio: 16 / 9;
  }

  .video-card-narrow video,
  .video-card-narrow .video-js {
    aspect-ratio: 9 / 16;
    max-height: 620px;
  }

  .ios-preview-content {
    align-items: flex-start;
    padding: 28px 24px;
  }

  .ios-preview-content strong {
    font-size: 21px;
  }

  .download-help {
    align-items: flex-start;
  }

  .home-cta .button {
    width: 100%;
  }
}
.hero-proof {
  display: flex;
  flex-wrap: nowrap;
  gap: 8px;
  margin: 18px 0 18px;
}

.hero-proof span {
  display: flex;
  align-items: center;
  gap: 7px;
  width: fit-content;
  padding: 8px 10px;
  border: 1px solid rgba(27, 111, 216, 0.16);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.82);
  color: #43566c;
  box-shadow: 0 8px 24px rgba(30, 78, 129, 0.08);
  backdrop-filter: blur(8px);
  white-space: nowrap;
}

.hero-proof svg {
  width: 17px;
  color: var(--blue);
}

.hero-proof strong {
  color: #102a43;
}

.carousel-section {
  background: var(--surface);
}

.reviews-carousel {
  position: relative;
  max-width: 1120px;
  margin: 0 auto;
}

.reviews-viewport {
  overflow: hidden;
}

.reviews-track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: calc((100% - 48px) / 4);
  gap: 16px;
  will-change: transform;
  transition: transform 0.42s ease;
}

.review-card {
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 12px 30px rgba(35, 66, 109, 0.08);
}

.review-card img {
  display: block;
  width: 100%;
  height: clamp(360px, 38vw, 560px);
  object-fit: contain;
  background: #fff;
}

.reviews-indicators {
  position: static;
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 18px;
}

.reviews-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #c3cedc;
  transition: background-color 160ms ease;
}

.reviews-dot.active {
  background: var(--blue);
}

@media (max-width: 768px) {
  .reviews-carousel {
    max-width: none;
  }

  .reviews-viewport {
    margin-inline: -24px;
    padding-inline: 24px;
  }

  .reviews-track {
    grid-auto-columns: 78%;
    gap: 14px;
  }

  .review-card img {
    height: min(62vh, 560px);
  }

  .reviews-indicators {
    gap: 8px;
    padding: 6px 12px;
  }

  .reviews-dot {
    width: 8px;
    height: 8px;
  }
}

@media (max-width: 680px) {
  :root {
    --header-height: 112px;
  }

  body.menu-open {
    overflow: auto;
  }

  .site-header {
    height: auto;
    border-bottom-color: rgba(220, 228, 238, 0.92);
    box-shadow: 0 10px 26px rgba(25, 51, 87, 0.08);
  }

  .header-inner {
    height: 62px;
    width: min(calc(100% - 30px), var(--content));
    grid-template-columns: 1fr;
  }

  .brand {
    gap: 9px;
    font-size: 16px;
    font-weight: 820;
  }

  .brand-mark {
    width: 38px;
    height: 38px;
    border-radius: 12px;
    font-size: 19px;
  }

  .menu-button {
    display: none;
  }

  .mobile-nav {
    position: static;
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding: 0 15px 10px;
    border-bottom: 0;
    background: transparent;
    box-shadow: none;
    opacity: 1;
    pointer-events: auto;
    transform: none;
    scrollbar-width: none;
  }

  .mobile-nav::-webkit-scrollbar {
    display: none;
  }

  .mobile-nav a,
  .mobile-nav a:last-child {
    min-height: 34px;
    flex: 0 0 auto;
    align-items: center;
    padding: 7px 11px;
    border: 1px solid #d7e4f3;
    border-radius: 999px;
    background: #fff;
    color: #2f4158;
    font-size: 13px;
    font-weight: 760;
    line-height: 1;
    white-space: nowrap;
  }

  .mobile-nav a[aria-current="page"] {
    border-color: #c8ddfb;
    background: var(--surface-blue);
    color: var(--blue);
  }

  .hero {
    min-height: 755px;
    overflow: hidden;
    border-bottom: 1px solid var(--line);
    background: linear-gradient(180deg, #f3f8ff 0%, #ffffff 72%);
  }

  .hero::after {
    display: none;
  }

  .hero-image {
    inset: 585px 15px auto;
    width: calc(100% - 30px);
    height: 145px;
    object-fit: cover;
    object-position: 36% center;
    opacity: 0.96;
    border: 1px solid #d7e4f3;
    border-radius: 20px;
    background: #fff;
    box-shadow: 0 18px 44px rgba(35, 66, 109, 0.11);
  }

  .hero-inner {
    min-height: 570px;
    align-items: flex-start;
    width: min(calc(100% - 30px), var(--content));
    padding-top: var(--header-height);
  }

  .hero-copy {
    width: 100%;
    padding-block: 24px 0;
  }

  .eyebrow {
    margin-bottom: 12px;
    padding: 0;
    border: 0;
    background: transparent;
    color: var(--blue);
    font-size: 13px;
    font-weight: 850;
  }

  .status-dot {
    display: none;
  }

  .hero-copy h1 {
    max-width: 350px;
    margin-bottom: 12px;
    font-size: clamp(32px, 9vw, 38px);
    line-height: 1.06;
    overflow-wrap: normal;
    word-break: keep-all;
  }

  .hero-title-desktop {
    display: none;
  }

  .hero-title-mobile {
    display: inline;
  }

  .hero-slogan {
    margin-bottom: 10px;
    color: #1f5fbc;
    font-size: 17px;
  }

  .hero-lead {
    max-width: 345px;
    color: #516174;
    font-size: 15px;
    line-height: 1.72;
  }

  .hero-proof {
    gap: 8px;
    overflow-x: auto;
    margin: 14px -15px 0;
    padding: 0 15px;
    scrollbar-width: none;
  }

  .hero-proof::-webkit-scrollbar {
    display: none;
  }

  .hero-proof span {
    flex: 0 0 auto;
    padding: 7px 10px;
    border-color: #cfe0f5;
    border-radius: 999px;
    box-shadow: none;
    font-size: 12px;
  }

  .hero-proof svg {
    width: 15px;
    height: 15px;
  }

  .hero-actions {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 128px;
    gap: 10px;
    margin-top: 17px;
  }

  .hero-actions .button {
    width: auto;
    min-height: 44px;
    border-radius: 12px;
    font-size: 14px;
  }

  .hero-actions .button-primary:not(.button-mobile-download) {
    display: none;
  }

  .button-mobile-download {
    display: inline-flex;
  }

  .hero-actions .button-secondary {
    padding-inline: 10px;
  }

  .hero-points {
    display: flex;
    flex-wrap: nowrap;
    gap: 8px;
    overflow-x: auto;
    margin: 12px -15px 0;
    padding: 0 15px;
    scrollbar-width: none;
  }

  .hero-points::-webkit-scrollbar {
    display: none;
  }

  .hero-points li {
    flex: 0 0 auto;
    padding: 6px 10px;
    border: 1px solid #cfe0f5;
    border-radius: 999px;
    background: #fff;
    color: #31506f;
    font-size: 12px;
  }

  .platform-strip-inner {
    gap: 10px;
    padding-block: 16px;
  }

  .platform-list {
    gap: 8px;
    overflow-x: auto;
    width: 100%;
    flex-wrap: nowrap;
    padding-bottom: 2px;
    scrollbar-width: none;
  }

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

  .platform-list span {
    flex: 0 0 auto;
    white-space: nowrap;
  }

  .section-heading h2,
  .answer-layout h2,
  .contact-copy h2,
  .home-cta h2 {
    font-size: clamp(28px, 8vw, 36px);
    line-height: 1.16;
  }

  .section-heading {
    margin-bottom: 30px;
  }

  .comparison-section {
    padding-top: 56px;
  }

  .comparison-poster {
    border-radius: 12px;
    box-shadow: 0 14px 34px rgba(35, 66, 109, 0.09);
  }

  .compare-tool-row {
    grid-template-columns: 1fr 1fr 1.12fr;
    margin-left: 34%;
  }

  .compare-tool-row span {
    min-height: 54px;
    padding: 8px 4px;
    font-size: 11px;
    line-height: 1.25;
  }

  .compare-capability-grid {
    grid-template-columns: 34% 1fr 1fr 1.12fr;
  }

  .compare-capability-grid > * {
    min-height: 48px;
  }

  .compare-feature {
    padding: 0 8px 0 11px;
    font-size: 12px;
    line-height: 1.25;
  }

  .compare-badge {
    width: 100%;
    height: 100%;
    min-height: 48px;
  }

  .compare-badge::before {
    display: none;
  }

  .compare-badge svg {
    display: none;
  }

  .compare-badge::after {
    font-size: 22px;
  }

  .home-benefits {
    padding-top: 58px;
  }

  .demo-section {
    padding-top: 52px;
  }

  .video-switch {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin: -12px 0 18px;
  }

  .video-switch a {
    min-height: 50px;
    border-radius: 14px;
    font-size: 14px;
  }

  .video-grid {
    gap: 16px;
  }

  .video-card {
    border-radius: 12px;
  }

  .video-card video,
  .video-card .video-js,
  .video-placeholder {
    aspect-ratio: 16 / 9;
    height: auto;
  }

  .video-card-narrow video,
  .video-card-narrow .video-js {
    aspect-ratio: 9 / 16;
    max-height: 520px;
  }

  .video-card-copy {
    min-height: 0;
    padding: 15px 16px;
  }

  .video-card-copy h3 {
    margin: 8px 0 5px;
    font-size: 18px;
  }

  .video-card-copy p {
    font-size: 13px;
    line-height: 1.55;
  }

  .guide-manual-help {
    align-items: flex-start;
    margin-top: 16px;
  }

  #feedback {
    scroll-margin-top: calc(var(--header-height) + 10px);
  }
}