:root {
  --lan-ink: #111817;
  --lan-ink-soft: #28332f;
  --lan-muted: #5e6a67;
  --lan-line: rgba(17, 24, 23, 0.1);
  --lan-lime: #b2ff33;
  --lan-lime-soft: #e7ffc1;
  --lan-lime-deep: #5c8612;
  --lan-surface: #f4f7f2;
  --lan-card: rgba(255, 255, 255, 0.76);
}

html {
  background: #f8faf7;
  scroll-behavior: smooth;
}

body.page-lan-touch {
  margin: 0;
  color: var(--lan-ink);
  background:
    radial-gradient(circle at 78% 7%, rgba(178, 255, 51, 0.15), transparent 27rem),
    linear-gradient(180deg, #f9fbf8 0%, #eef3ed 100%);
}

.page-lan-touch *,
.page-lan-touch *::before,
.page-lan-touch *::after {
  box-sizing: border-box;
}

.page-lan-touch .lan-page {
  width: min(calc(100% - 44px), 1180px);
  margin: 0 auto;
  padding: 58px 0 90px;
  overflow: clip;
}

.lan-hero {
  min-height: 760px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.62fr);
  gap: clamp(34px, 5vw, 66px);
  align-items: center;
}

.lan-hero-copy {
  padding: 34px 0;
}

.lan-brand-line {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: #29332f;
  font-size: 14px;
  font-weight: 850;
}

.lan-brand-line img {
  width: 44px;
  height: 44px;
  border-radius: 13px;
  box-shadow: 0 10px 24px rgba(45, 65, 34, 0.18);
}

.lan-kicker,
.lan-section-head > p:first-child,
.lan-start-copy > p:first-child,
.lan-eyebrow {
  margin: 30px 0 12px;
  color: var(--lan-lime-deep);
  font-size: 12px;
  line-height: 1;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.lan-hero h1 {
  margin: 0;
  max-width: 720px;
  color: #101615;
  font-size: clamp(48px, 5.3vw, 70px);
  line-height: 1.02;
  font-weight: 900;
  letter-spacing: -0.055em;
}

.lan-hero h1 span {
  display: inline-block;
  color: #6ea41a;
  font-size: 0.78em;
  white-space: nowrap;
}

.lan-lead {
  max-width: 590px;
  margin: 26px 0 0;
  color: var(--lan-muted);
  font-size: 17px;
  line-height: 1.9;
}

.lan-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.lan-actions-center {
  justify-content: center;
}

.lan-hero-release {
  margin: 12px 0 0;
  color: #68756f;
  font-size: 12px;
  font-weight: 760;
}

.lan-button {
  min-height: 50px;
  padding: 0 23px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font-size: 14px;
  font-weight: 850;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

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

.lan-button:focus-visible {
  outline: 3px solid rgba(92, 134, 18, 0.32);
  outline-offset: 3px;
}

.lan-button-primary {
  color: #121812;
  background: var(--lan-lime);
  box-shadow: 0 16px 38px rgba(108, 158, 27, 0.24);
}

.lan-button-secondary {
  color: #202927;
  border: 1px solid var(--lan-line);
  background: rgba(255, 255, 255, 0.78);
}

.lan-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.lan-facts span {
  padding: 8px 11px;
  border: 1px solid rgba(67, 85, 74, 0.1);
  border-radius: 999px;
  color: #61706b;
  background: rgba(255, 255, 255, 0.62);
  font-size: 12px;
  font-weight: 750;
}

.lan-hero-visual,
.lan-interface-figure {
  position: relative;
  margin: 0;
  padding: 18px;
  overflow: hidden;
  border: 1px solid rgba(31, 45, 39, 0.12);
  border-radius: 34px;
  background: #121817;
  box-shadow: 0 38px 90px rgba(22, 32, 28, 0.2);
}

.lan-hero-visual {
  width: min(100%, 390px);
  justify-self: center;
  padding: 0;
  overflow: visible;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.lan-live-ui-shell,
.lan-mode-live {
  position: relative;
  width: 100%;
  aspect-ratio: 390 / 844;
  overflow: hidden;
  border: 1px solid rgba(31, 45, 39, 0.14);
  border-radius: 12px;
  background: #f1f4ef;
  box-shadow: 0 22px 54px rgba(24, 39, 31, 0.16);
}

.lan-live-ui-shell-hero {
  z-index: 1;
}

.lan-live-ui-frame {
  position: absolute;
  inset: 0 auto auto 0;
  display: block;
  width: 390px;
  height: 844px;
  border: 0;
  background: #f1f4ef;
  pointer-events: none;
  opacity: 0;
  transform-origin: 0 0;
  transition: opacity 160ms ease;
}

.lan-live-ui-frame[data-preview-scaled="true"] {
  opacity: 1;
}

.lan-mobile-title-break {
  display: none;
}

.lan-hero-visual img,
.lan-interface-figure img {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: auto;
  border-radius: 22px;
}

.lan-hero-visual img {
  aspect-ratio: 390 / 843;
  object-fit: contain;
}

.lan-ui-demo {
  position: relative;
  z-index: 1;
  width: 100%;
  aspect-ratio: 390 / 843;
  padding: 11px;
  display: grid;
  grid-template-rows: 31px 40px 38px minmax(0, 1fr) 43px;
  gap: 7px;
  overflow: hidden;
  border: 0;
  border-radius: 0;
  color: #26312d;
  background:
    radial-gradient(circle at 50% 104%, rgba(178, 255, 51, 0.14), transparent 33%),
    linear-gradient(180deg, #f8faf7 0%, #eef4eb 100%);
  box-shadow: none;
}

.lan-ui-status {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 7px;
  font-size: 8px;
  white-space: nowrap;
}

.lan-ui-status strong,
.lan-ui-status span,
.lan-ui-status b {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.lan-ui-status strong {
  font-size: 10px;
  font-weight: 900;
}

.lan-ui-status strong > i {
  width: 18px;
  height: 18px;
  display: inline-block;
  border-radius: 6px;
  background: radial-gradient(circle, #111817 0 23%, #b2ff33 25% 48%, #111817 50% 68%, #a9f42d 70%);
  box-shadow: 0 5px 12px rgba(80, 117, 18, 0.18);
}

.lan-ui-status span {
  color: #819087;
}

.lan-ui-status span > i,
.lan-ui-status b > i {
  width: 5px;
  height: 5px;
  display: inline-block;
  border-radius: 50%;
  background: #8bd12c;
  box-shadow: 0 0 0 3px rgba(139, 209, 44, 0.11);
}

.lan-ui-status b {
  height: 26px;
  padding: 0 10px;
  border: 1px solid rgba(34, 49, 41, 0.08);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 5px 13px rgba(32, 47, 39, 0.06);
}

.lan-ui-status em {
  width: 5px;
  height: 5px;
  margin: -2px 0 0 1px;
  border-right: 1px solid #7b8881;
  border-bottom: 1px solid #7b8881;
  color: #7b8881;
  font-style: normal;
  transform: rotate(45deg);
}

.lan-ui-input {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 38px 46px;
  gap: 6px;
  font-size: 9px;
}

.lan-ui-input span,
.lan-ui-input b,
.lan-ui-input em,
.lan-ui-shortcuts span,
.lan-ui-bottom span {
  display: grid;
  place-items: center;
  border: 1px solid rgba(31, 46, 38, 0.08);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 5px 14px rgba(31, 46, 38, 0.04);
}

.lan-ui-input span {
  justify-items: start;
  padding-left: 12px;
  color: #87928d;
}

.lan-ui-input b {
  color: #192012;
  background: #aaf52f;
  font-size: 8px;
}

.lan-ui-input em {
  color: #172019;
  font-style: normal;
  font-weight: 900;
}

.lan-ui-shortcuts,
.lan-ui-bottom {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 6px;
  font-size: 7px;
  font-weight: 800;
}

.lan-ui-shortcuts span:first-child,
.lan-ui-bottom span:first-child,
.lan-ui-bottom span:nth-child(3) {
  color: #4f7b12;
  border-color: rgba(145, 207, 56, 0.18);
  background: rgba(226, 247, 196, 0.8);
}

.lan-ui-shortcuts span:last-child {
  color: #b25754;
  background: rgba(251, 238, 236, 0.9);
}

.lan-ui-touch {
  position: relative;
  min-height: 0;
  overflow: hidden;
  border: 1px solid rgba(43, 60, 51, 0.09);
  border-radius: 12px;
  background:
    radial-gradient(circle at 50% 44%, rgba(177, 255, 51, 0.045), transparent 43%),
    rgba(255, 255, 255, 0.68);
  box-shadow: inset 0 0 28px rgba(37, 52, 44, 0.035);
}

.lan-ui-mouse-cluster {
  position: absolute;
  top: 12px;
  right: 12px;
  left: 12px;
  height: 92px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 48px minmax(0, 1fr);
  gap: 8px;
}

.lan-ui-mouse-key,
.lan-ui-wheel {
  position: relative;
  display: grid;
  place-items: center;
  border: 1px solid rgba(100, 142, 31, 0.17);
  border-radius: 10px;
  color: #54851b;
  background: rgba(250, 252, 249, 0.9);
  box-shadow: 0 7px 18px rgba(41, 58, 48, 0.055);
  font-size: 14px;
  font-weight: 900;
}

.lan-ui-mouse-right {
  color: #8769a7;
  border-color: rgba(135, 105, 167, 0.15);
}

.lan-ui-mouse-key small,
.lan-ui-wheel small {
  position: absolute;
  bottom: 7px;
  color: #87928d;
  font-size: 6px;
  font-weight: 700;
}

.lan-ui-wheel {
  grid-template-rows: minmax(0, 1fr) 16px;
  color: #6b7b70;
  background: linear-gradient(180deg, rgba(226, 249, 195, 0.92), rgba(248, 251, 246, 0.95));
}

.lan-ui-wheel > i {
  position: relative;
  width: 8px;
  height: 58px;
  border-radius: 999px;
  background: rgba(91, 126, 39, 0.12);
  box-shadow: inset 0 0 5px rgba(58, 82, 27, 0.08);
}

.lan-ui-wheel > i::before,
.lan-ui-wheel > i::after {
  content: "";
  position: absolute;
  left: 50%;
  width: 0;
  height: 0;
  transform: translateX(-50%);
}

.lan-ui-wheel > i::before {
  top: -9px;
  border-right: 4px solid transparent;
  border-bottom: 5px solid #7f9f4e;
  border-left: 4px solid transparent;
}

.lan-ui-wheel > i::after {
  bottom: -9px;
  border-top: 5px solid #7f9f4e;
  border-right: 4px solid transparent;
  border-left: 4px solid transparent;
}

.lan-ui-wheel > i > b {
  position: absolute;
  top: 42%;
  left: 50%;
  width: 17px;
  height: 10px;
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 999px;
  background: #9be326;
  box-shadow: 0 0 13px rgba(137, 205, 39, 0.44);
  transform: translate(-50%, -50%);
  animation: lan-ui-wheel-demo 3.8s ease-in-out infinite;
}

.lan-ui-cursor {
  position: absolute;
  z-index: 3;
  top: 58%;
  left: 50%;
  width: 13px;
  height: 13px;
  border: 2px solid rgba(255, 255, 255, 0.9);
  border-radius: 50%;
  background: #a4ef2d;
  box-shadow: 0 0 0 7px rgba(164, 239, 45, 0.11), 0 5px 12px rgba(72, 108, 20, 0.16);
  animation: lan-ui-cursor-demo 4.6s cubic-bezier(0.55, 0.08, 0.35, 0.95) infinite;
}

.lan-ui-cursor > i {
  position: absolute;
  top: 13px;
  left: 8px;
  width: 1px;
  height: 32px;
  opacity: 0.25;
  background: linear-gradient(#8acb26, transparent);
  transform: rotate(-28deg);
  transform-origin: top;
}

.lan-ui-gesture-stage {
  position: absolute;
  z-index: 3;
  top: 61%;
  left: 50%;
  width: 150px;
  height: 108px;
  transform: translate(-50%, -50%);
}

.lan-ui-gesture-stage span {
  width: 19px;
  height: 19px;
  position: absolute;
  left: calc(50% - 9px);
  top: calc(50% - 9px);
  border: 2px solid rgba(255, 255, 255, 0.9);
  border-radius: 50%;
  background: #a4ef2d;
  box-shadow: 0 0 0 7px rgba(164, 239, 45, 0.12), 0 5px 12px rgba(72, 108, 20, 0.15);
  opacity: 0;
}

.lan-ui-gesture-stage i {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 98px;
  height: 0;
  border-top: 1px dashed rgba(92, 134, 18, 0.38);
  opacity: 0;
  transform: translate(-50%, -50%) rotate(35deg) scaleX(0.3);
}

.lan-ui-gesture-stage.is-move span:first-child {
  opacity: 1;
  animation: lan-hero-gesture-move 2.8s ease-in-out both;
}

.lan-ui-gesture-stage.is-scroll span:first-child,
.lan-ui-gesture-stage.is-scroll span:nth-child(2) {
  opacity: 1;
  animation: lan-hero-gesture-scroll 2.8s ease-in-out both;
}

.lan-ui-gesture-stage.is-scroll span:first-child { margin-left: -13px; }
.lan-ui-gesture-stage.is-scroll span:nth-child(2) { margin-left: 13px; }

.lan-ui-gesture-stage.is-pinch span:first-child,
.lan-ui-gesture-stage.is-pinch span:nth-child(2) {
  opacity: 1;
}

.lan-ui-gesture-stage.is-pinch span:first-child { animation: lan-hero-pinch-northwest 2.8s ease-in-out both; }
.lan-ui-gesture-stage.is-pinch span:nth-child(2) { animation: lan-hero-pinch-southeast 2.8s ease-in-out both; }
.lan-ui-gesture-stage.is-pinch i { animation: lan-hero-pinch-guide 2.8s ease-in-out both; }

.lan-ui-gesture-stage.is-drag span {
  opacity: 1;
  animation: lan-hero-gesture-drag 2.8s ease-in-out both;
}

.lan-ui-gesture-stage.is-drag span:first-child { margin-left: -27px; }
.lan-ui-gesture-stage.is-drag span:nth-child(3) { margin-left: 27px; }

.lan-hero-visual .lan-ui-touch > p {
  top: 77%;
  color: #74817a;
  font-size: 7px;
  font-weight: 800;
}

@keyframes lan-hero-gesture-move {
  0%, 100% { transform: translate(-48px, 24px); }
  48% { transform: translate(43px, -22px); }
  72% { transform: translate(18px, 29px); }
}

@keyframes lan-hero-gesture-scroll {
  0%, 100% { transform: translateY(-30px); }
  48% { transform: translateY(32px); }
}

@keyframes lan-hero-pinch-northwest {
  0%, 100% { transform: translate(-13px, -9px); }
  50% { transform: translate(-48px, -34px); }
}

@keyframes lan-hero-pinch-southeast {
  0%, 100% { transform: translate(13px, 9px); }
  50% { transform: translate(48px, 34px); }
}

@keyframes lan-hero-pinch-guide {
  0%, 100% { opacity: 0.25; transform: translate(-50%, -50%) rotate(35deg) scaleX(0.3); }
  50% { opacity: 0.8; transform: translate(-50%, -50%) rotate(35deg) scaleX(1); }
}

@keyframes lan-hero-gesture-drag {
  0%, 100% { transform: translate(-40px, 18px); }
  52% { transform: translate(40px, -18px); }
}

.lan-ui-touch > p {
  position: absolute;
  top: 60%;
  left: 50%;
  margin: 0;
  color: #9ba59f;
  font-size: 8px;
  letter-spacing: 0.08em;
  transform: translate(-50%, -50%);
}

.lan-ui-gestures {
  position: absolute;
  right: 10px;
  bottom: 9px;
  left: 10px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 5px;
}

.lan-ui-gestures span {
  padding: 4px 3px;
  border-radius: 999px;
  color: #89958e;
  background: rgba(242, 246, 240, 0.86);
  font-size: 6px;
  text-align: center;
}

@keyframes lan-ui-cursor-demo {
  0%, 12%, 100% { transform: translate(-82px, 34px); }
  42% { transform: translate(58px, -9px); }
  68% { transform: translate(20px, 48px); }
}

@keyframes lan-ui-wheel-demo {
  0%, 18%, 100% { top: 42%; }
  48% { top: 72%; }
  72% { top: 24%; }
}

@media (prefers-reduced-motion: reduce) {
  .lan-ui-cursor,
  .lan-ui-wheel > i > b,
  .lan-ui-gesture-stage span,
  .lan-ui-gesture-stage i,
  .lan-ring-trackpad i {
    animation: none;
  }
}

.lan-hero-visual figcaption,
.lan-interface-figure figcaption {
  position: relative;
  z-index: 1;
  padding: 15px 4px 1px;
  color: rgba(255, 255, 255, 0.62);
  font-size: 12px;
  line-height: 1.6;
  text-align: center;
}

.lan-hero-visual figcaption {
  color: #64716b;
}

.lan-visual-glow {
  position: absolute;
  width: 320px;
  height: 320px;
  right: -90px;
  top: -110px;
  border-radius: 50%;
  background: rgba(178, 255, 51, 0.16);
  filter: blur(28px);
}

.lan-proof-strip {
  margin-top: 22px;
  padding: 20px 26px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--lan-line);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.64);
  box-shadow: 0 18px 54px rgba(30, 45, 37, 0.06);
}

.lan-proof-strip p {
  margin: 0;
  padding: 4px 20px;
  display: grid;
  gap: 5px;
}

.lan-proof-strip p + p {
  border-left: 1px solid var(--lan-line);
}

.lan-proof-strip strong {
  font-size: 14px;
  line-height: 1.4;
}

.lan-proof-strip span {
  color: var(--lan-muted);
  font-size: 12px;
  line-height: 1.6;
}

.lan-input-feature {
  margin-top: 92px;
  padding: clamp(30px, 5vw, 58px);
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(520px, 1.28fr);
  gap: clamp(40px, 6vw, 76px);
  align-items: center;
  overflow: hidden;
  border-radius: 34px;
  color: #f5f9f4;
  background:
    radial-gradient(circle at 90% 10%, rgba(178, 255, 51, 0.17), transparent 24rem),
    #111817;
  box-shadow: 0 30px 80px rgba(15, 24, 20, 0.18);
}

.lan-input-copy h2 {
  margin: 0;
  color: #f5f9f4;
  font-size: clamp(38px, 4.6vw, 58px);
  line-height: 1.1;
  letter-spacing: -0.045em;
}

.lan-input-copy > p:not(.lan-eyebrow) {
  margin: 22px 0 0;
  color: rgba(245, 249, 244, 0.68);
  font-size: 15px;
  line-height: 1.8;
}

.lan-input-copy ul {
  margin: 28px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
}

.lan-input-copy li {
  padding: 9px 11px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  color: rgba(245, 249, 244, 0.8);
  font-size: 12px;
  font-weight: 800;
}

.lan-transfer-demo {
  min-height: 330px;
  padding: 28px;
  display: grid;
  grid-template-columns: 220px 76px minmax(300px, 1fr);
  gap: 14px;
  align-items: center;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.045);
}

.lan-transfer-phone,
.lan-transfer-pc {
  position: relative;
  padding: 18px;
  display: flex;
  flex-direction: column;
}

.lan-transfer-phone {
  width: 220px;
  min-height: 330px;
  padding: 44px 16px 22px;
  justify-self: center;
  border: 8px solid #070b0a;
  border-radius: 38px;
  color: #18200f;
  background: #eaffca;
  box-shadow: 0 24px 52px rgba(0, 0, 0, 0.26);
}

.lan-transfer-phone::before {
  content: "";
  width: 76px;
  height: 18px;
  position: absolute;
  left: 50%;
  top: 0;
  transform: translateX(-50%);
  border-radius: 0 0 14px 14px;
  background: #070b0a;
}

.lan-transfer-phone::after {
  content: "";
  width: 56px;
  height: 4px;
  position: absolute;
  left: 50%;
  bottom: 8px;
  transform: translateX(-50%);
  border-radius: 999px;
  background: rgba(7, 11, 10, 0.55);
}

.lan-transfer-pc {
  min-height: 250px;
  margin-bottom: 34px;
  padding: 32px 20px 20px;
  border: 8px solid #070b0a;
  border-radius: 20px;
  background: #242d2a;
  box-shadow: 0 24px 52px rgba(0, 0, 0, 0.22);
}

.lan-transfer-pc::before {
  content: "";
  width: 7px;
  height: 7px;
  position: absolute;
  left: 50%;
  top: 9px;
  transform: translateX(-50%);
  border-radius: 50%;
  background: #5f7069;
  box-shadow: 0 0 0 2px #111817;
}

.lan-transfer-pc::after {
  content: "";
  width: 118px;
  height: 32px;
  position: absolute;
  left: 50%;
  bottom: -38px;
  transform: translateX(-50%);
  border-radius: 0 0 12px 12px;
  background:
    linear-gradient(90deg, transparent 0 34%, #070b0a 34% 66%, transparent 66%),
    linear-gradient(#070b0a, #070b0a) center bottom / 100% 8px no-repeat;
}

.lan-transfer-device {
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.06em;
}

.lan-transfer-input {
  min-height: 108px;
  margin-top: 24px;
  padding: 14px;
  position: relative;
  border: 1px solid rgba(24, 32, 15, 0.13);
  border-radius: 14px;
  background: #fff;
  font-size: 13px;
  line-height: 1.6;
}

.lan-transfer-input i,
.lan-transfer-caret {
  width: 2px;
  height: 18px;
  display: inline-block;
  vertical-align: -4px;
  background: #78ad21;
  animation: lan-caret 760ms steps(2, end) infinite;
}

.lan-transfer-send {
  margin-top: auto;
  padding: 12px 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-radius: 13px;
  background: var(--lan-lime);
  font-size: 12px;
  font-weight: 900;
}

.lan-transfer-send b {
  font-size: 18px;
  transition: transform 300ms ease;
}

.lan-transfer-path {
  position: relative;
  display: grid;
  place-items: center;
}

.lan-transfer-path::before {
  content: "";
  width: 100%;
  height: 1px;
  background: rgba(178, 255, 51, 0.28);
}

.lan-transfer-path span {
  width: 16px;
  height: 16px;
  position: absolute;
  left: 0;
  border-radius: 50%;
  background: var(--lan-lime);
  box-shadow: 0 0 22px rgba(178, 255, 51, 0.8);
  opacity: 0;
}

.lan-transfer-path i {
  width: max-content;
  padding: 5px 7px;
  position: absolute;
  top: 16px;
  color: rgba(245, 249, 244, 0.5);
  background: #151d1a;
  font-size: 9px;
  font-style: normal;
}

.lan-transfer-window {
  min-height: 134px;
  margin-top: 24px;
  padding: 16px;
  border-radius: 13px;
  color: #f5f9f4;
  background: #0c1210;
  font-size: 13px;
  line-height: 1.7;
}

.lan-transfer-pc p {
  margin: auto 0 0;
  color: rgba(245, 249, 244, 0.62);
  font-size: 11px;
}

.lan-transfer-pc p span {
  width: 7px;
  height: 7px;
  display: inline-block;
  border-radius: 50%;
  background: var(--lan-lime);
}

.lan-transfer-pc p em {
  font-style: normal;
}

.lan-transfer-demo.is-sending .lan-transfer-path span {
  animation: lan-send-packet 800ms cubic-bezier(.22,.8,.25,1) both;
}

.lan-transfer-demo.is-sending .lan-transfer-send b {
  transform: translateX(5px);
}

.lan-transfer-demo.is-delivered .lan-transfer-pc {
  box-shadow: 0 0 0 2px rgba(178, 255, 51, 0.5), 0 24px 56px rgba(0, 0, 0, 0.18);
}

.lan-input-feature-v2 {
  grid-template-columns: minmax(320px, 0.76fr) minmax(570px, 1.24fr);
}

.lan-input-feature-v2 .lan-input-summary {
  max-width: 520px;
  margin-top: 20px;
  color: rgba(245, 249, 244, 0.74);
  font-size: 16px;
  line-height: 1.75;
}

.lan-input-logic {
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  list-style: none;
}

.lan-input-logic li {
  min-height: 70px;
  padding: 12px 14px;
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 11px;
  align-items: start;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.045);
}

.lan-input-logic li > span {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  color: #111817;
  background: var(--lan-lime);
  font-size: 13px;
  font-weight: 950;
}

.lan-input-logic div {
  display: grid;
  gap: 6px;
}

.lan-input-logic strong {
  color: #f5f9f4;
  font-size: 14px;
}

.lan-input-logic small {
  color: rgba(245, 249, 244, 0.56);
  font-size: 11px;
  line-height: 1.55;
}

.lan-input-feature-v2 .lan-input-voice-note {
  margin-top: 12px;
  padding: 14px 15px;
  display: grid;
  gap: 4px;
  border-left: 3px solid var(--lan-lime);
  border-radius: 0 12px 12px 0;
  color: rgba(245, 249, 244, 0.64);
  background: rgba(178, 255, 51, 0.075);
  font-size: 12px;
  line-height: 1.6;
}

.lan-input-voice-note b {
  color: var(--lan-lime);
  font-size: 13px;
}

.lan-transfer-demo-v2 {
  min-height: 390px;
  padding: 24px;
  grid-template-columns: 230px 88px minmax(270px, 1fr);
  gap: 12px;
  border-radius: 20px;
  background:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px) 0 0 / 28px 28px,
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px) 0 0 / 28px 28px,
    rgba(255, 255, 255, 0.035);
}

.lan-transfer-demo-v2 .lan-transfer-phone {
  width: 230px;
  min-height: 360px;
  padding: 22px 15px 18px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 22px;
  background: #efffd5;
  box-shadow: 0 22px 48px rgba(0, 0, 0, 0.24);
}

.lan-transfer-demo-v2 .lan-transfer-phone::before {
  display: none;
}

.lan-transfer-demo-v2 .lan-transfer-phone::after {
  width: 46px;
  height: 3px;
  bottom: 7px;
  background: rgba(17, 24, 23, 0.28);
}

.lan-input-method-switch {
  margin-top: 16px;
  padding: 3px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3px;
  border-radius: 10px;
  background: rgba(17, 24, 23, 0.08);
}

.lan-input-method-switch span {
  padding: 7px 4px;
  border-radius: 8px;
  color: rgba(17, 24, 23, 0.52);
  font-size: 9px;
  font-weight: 900;
  text-align: center;
  transition: color 180ms ease, background 180ms ease, box-shadow 180ms ease;
}

.lan-input-method-switch span.is-active {
  color: #111817;
  background: #fff;
  box-shadow: 0 5px 15px rgba(17, 24, 23, 0.1);
}

.lan-transfer-voice {
  min-height: 74px;
  margin-top: 10px;
  padding: 12px;
  display: flex;
  align-items: center;
  gap: 5px;
  border: 1px solid rgba(17, 24, 23, 0.08);
  border-radius: 12px;
  background: rgba(178, 255, 51, 0.34);
}

.lan-transfer-voice i {
  width: 34px;
  height: 34px;
  margin-right: 5px;
  position: relative;
  flex: 0 0 auto;
  border-radius: 50%;
  background: #111817;
}

.lan-transfer-voice i::before {
  content: "";
  width: 8px;
  height: 14px;
  position: absolute;
  left: 13px;
  top: 7px;
  border: 2px solid var(--lan-lime);
  border-radius: 6px;
}

.lan-transfer-voice i::after {
  content: "";
  width: 14px;
  height: 8px;
  position: absolute;
  left: 10px;
  top: 15px;
  border-bottom: 2px solid var(--lan-lime);
  border-radius: 0 0 8px 8px;
}

.lan-transfer-voice > span {
  width: 3px;
  height: 9px;
  border-radius: 999px;
  background: #69a313;
  opacity: 0.36;
}

.lan-transfer-demo-v2.is-voice .lan-transfer-voice > span {
  animation: lan-voice-wave 760ms ease-in-out infinite alternate;
}

.lan-transfer-demo-v2.is-voice .lan-transfer-voice > span:nth-of-type(2) { animation-delay: 120ms; }
.lan-transfer-demo-v2.is-voice .lan-transfer-voice > span:nth-of-type(3) { animation-delay: 240ms; }
.lan-transfer-demo-v2.is-voice .lan-transfer-voice > span:nth-of-type(4) { animation-delay: 360ms; }

.lan-transfer-voice b {
  margin-left: auto;
  color: #36520c;
  font-size: 9px;
  white-space: nowrap;
}

.lan-transfer-demo-v2 .lan-transfer-input {
  min-height: 76px;
  margin-top: 10px;
  padding: 12px;
  border-radius: 11px;
  font-size: 12px;
}

.lan-transfer-demo-v2 .lan-transfer-send {
  margin-top: 10px;
  border-radius: 10px;
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.lan-transfer-demo-v2.is-recognized:not(.is-sending) .lan-transfer-send {
  transform: translateY(-2px);
  box-shadow: 0 0 0 3px rgba(178, 255, 51, 0.2), 0 10px 22px rgba(74, 112, 17, 0.2);
}

.lan-transfer-return {
  position: absolute;
  inset: 54px 15px 18px;
  z-index: 3;
  padding: 14px;
  display: grid;
  grid-template-rows: minmax(150px, 1fr) auto auto;
  gap: 7px;
  border: 1px solid rgba(17, 24, 23, 0.09);
  border-radius: 14px;
  color: #111817;
  background: #f8ffeb;
  box-shadow: 0 14px 28px rgba(17, 24, 23, 0.12);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px) scale(0.98);
  transition: opacity 220ms ease, transform 220ms ease, visibility 220ms ease;
}

.lan-transfer-return > div {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(17, 24, 23, 0.08);
  border-radius: 12px;
  background:
    radial-gradient(circle at 50% 50%, rgba(178, 255, 51, 0.18), transparent 45%),
    #fff;
}

.lan-transfer-return > div::after {
  content: "触控移动区";
  position: absolute;
  left: 50%;
  bottom: 12px;
  transform: translateX(-50%);
  color: rgba(17, 24, 23, 0.38);
  font-size: 9px;
  white-space: nowrap;
}

.lan-transfer-return i {
  width: 14px;
  height: 14px;
  position: absolute;
  left: 30%;
  top: 55%;
  border: 3px solid #fff;
  border-radius: 50%;
  background: #70aa18;
  box-shadow: 0 4px 12px rgba(76, 119, 15, 0.34);
  animation: lan-return-cursor 1600ms ease-in-out infinite;
}

.lan-transfer-return > div > span {
  width: 70px;
  height: 30px;
  position: absolute;
  left: 31%;
  top: 38%;
  border-top: 1px dashed rgba(90, 137, 21, 0.35);
  border-right: 1px dashed rgba(90, 137, 21, 0.35);
  transform: rotate(-12deg);
}

.lan-transfer-return strong {
  color: #111817;
  font-size: 14px;
}

.lan-transfer-return small {
  color: rgba(17, 24, 23, 0.56);
  font-size: 10px;
}

.lan-transfer-demo-v2.is-delivered .lan-transfer-return {
  opacity: 1;
  visibility: visible;
  transform: none;
}

.lan-transfer-demo-v2 {
  min-height: 590px;
}

.lan-transfer-demo-v2 .lan-transfer-phone-live {
  width: 230px;
  min-height: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  color: #f5f9f4;
  background: transparent;
  box-shadow: none;
}

.lan-transfer-demo-v2 .lan-transfer-phone-live::after {
  display: none;
}

.lan-transfer-phone-live > .lan-transfer-device {
  color: rgba(245, 249, 244, 0.72);
}

.lan-input-live-state {
  min-height: 56px;
  margin-top: 10px;
  padding: 9px 10px;
  color: #111817;
  border-radius: 10px;
}

.lan-input-live-state > div {
  min-width: 0;
  margin-left: 2px;
  display: grid;
  gap: 2px;
}

.lan-input-live-state b {
  margin: 0;
  color: #36520c;
  font-size: 9px;
}

.lan-input-live-state em {
  overflow: hidden;
  color: rgba(17, 24, 23, 0.72);
  font-size: 9px;
  font-style: normal;
  font-weight: 800;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.lan-input-live-shell {
  width: 230px;
  height: 498px;
  margin-top: 10px;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 9px;
  background: #f1f4ef;
  box-shadow: 0 22px 48px rgba(0, 0, 0, 0.24);
}

.lan-input-live-shell iframe {
  width: 390px;
  height: 844px;
  position: absolute;
  inset: 0 auto auto 0;
  border: 0;
  transform: scale(0.589744);
  transform-origin: left top;
  pointer-events: none;
}

.lan-input-live-return {
  min-height: 46px;
  position: absolute;
  right: 12px;
  bottom: 12px;
  left: 12px;
  z-index: 2;
  padding: 8px 10px;
  display: flex;
  align-items: center;
  gap: 9px;
  border: 1px solid rgba(91, 137, 21, 0.2);
  border-radius: 10px;
  color: #111817;
  background: rgba(248, 255, 235, 0.95);
  box-shadow: 0 12px 30px rgba(17, 24, 23, 0.16);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 200ms ease, transform 200ms ease, visibility 200ms ease;
}

.lan-input-live-return > i {
  width: 25px;
  height: 25px;
  position: relative;
  flex: 0 0 auto;
  border-radius: 8px;
  background: var(--lan-lime);
}

.lan-input-live-return > i::before {
  content: "";
  width: 9px;
  height: 5px;
  position: absolute;
  left: 7px;
  top: 8px;
  border-bottom: 2px solid #111817;
  border-left: 2px solid #111817;
  transform: rotate(-45deg);
}

.lan-input-live-return > span {
  min-width: 0;
  display: grid;
  gap: 2px;
}

.lan-input-live-return strong {
  font-size: 10px;
}

.lan-input-live-return small {
  color: rgba(17, 24, 23, 0.58);
  font-size: 8px;
}

.lan-transfer-demo-v2.is-delivered .lan-input-live-return {
  opacity: 1;
  visibility: visible;
  transform: none;
}

.lan-transfer-demo-v2 .lan-transfer-path i {
  max-width: 100px;
  color: rgba(245, 249, 244, 0.62);
  text-align: center;
  white-space: normal;
}

.lan-transfer-demo-v2 .lan-transfer-pc {
  min-height: 280px;
  margin-bottom: 28px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 12px;
  color: #111817;
  background: #e8eeea;
}

.lan-transfer-demo-v2 .lan-transfer-pc::before {
  display: none;
}

.lan-transfer-demo-v2 .lan-transfer-pc::after {
  width: 106px;
  height: 28px;
  bottom: -34px;
  border-radius: 0 0 8px 8px;
}

.lan-transfer-appbar {
  margin-top: 14px;
  padding: 9px 11px;
  display: flex;
  align-items: center;
  gap: 5px;
  border: 1px solid rgba(17, 24, 23, 0.08);
  border-radius: 9px 9px 0 0;
  background: #f7faf8;
}

.lan-transfer-appbar span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(17, 24, 23, 0.2);
}

.lan-transfer-appbar b {
  margin-left: 5px;
  color: rgba(17, 24, 23, 0.58);
  font-size: 9px;
}

.lan-transfer-demo-v2 .lan-transfer-window {
  min-height: 144px;
  margin-top: 0;
  border-radius: 0 0 9px 9px;
  color: #111817;
  background: #fff;
  font-size: 14px;
}

.lan-transfer-demo-v2 .lan-transfer-pc p {
  color: rgba(17, 24, 23, 0.58);
  font-weight: 800;
}

@keyframes lan-voice-wave {
  from { height: 8px; opacity: 0.38; }
  to { height: 28px; opacity: 1; }
}

@keyframes lan-return-cursor {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(62px, -34px); }
}

.lan-gesture-section {
  padding-top: 108px;
}

.lan-gesture-grid {
  margin-top: 36px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.lan-gesture-card {
  min-height: 310px;
  padding: 24px;
  border: 1px solid var(--lan-line);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.72);
  transition: transform 220ms ease, border-color 220ms ease, background 220ms ease, box-shadow 220ms ease;
}

.lan-gesture-card-primary {
  color: #f5f9f4;
  background: #111817;
}

.lan-gesture-demo {
  height: 126px;
  position: relative;
  overflow: hidden;
  border-radius: 17px;
  background: #eef3eb;
  transition: transform 220ms ease, background 220ms ease, box-shadow 220ms ease;
}

.lan-gesture-card-primary .lan-gesture-demo {
  background: #202a26;
}

.lan-gesture-demo span {
  width: 26px;
  height: 26px;
  position: absolute;
  border-radius: 50%;
  background: var(--lan-lime);
  box-shadow: 0 6px 14px rgba(94, 137, 17, 0.24);
  transition: box-shadow 220ms ease, filter 220ms ease;
}

.lan-gesture-demo i {
  position: absolute;
  border: 1px dashed rgba(92, 134, 18, 0.45);
  border-radius: 999px;
}

.lan-gesture-three span { top: 48px; animation: lan-three-drag 2.6s ease-in-out infinite; }
.lan-gesture-three span:nth-child(1) { left: 30px; }
.lan-gesture-three span:nth-child(2) { left: 64px; }
.lan-gesture-three span:nth-child(3) { left: 98px; }
.lan-gesture-three i { width: 110px; height: 52px; left: 27px; top: 35px; }
.lan-gesture-pinch span {
  left: calc(50% - 13px);
  top: calc(50% - 13px);
}
.lan-gesture-pinch span:first-child { animation: lan-pinch-northwest 2.8s ease-in-out infinite; }
.lan-gesture-pinch span:nth-child(2) { animation: lan-pinch-southeast 2.8s ease-in-out infinite; }
.lan-gesture-pinch i {
  width: 112px;
  height: 0;
  left: calc(50% - 56px);
  top: 50%;
  border-width: 1px 0 0;
  transform: rotate(35deg) scaleX(0.35);
  animation: lan-pinch-guide 2.8s ease-in-out infinite;
}
.lan-gesture-pinch i::before,
.lan-gesture-pinch i::after {
  content: "";
  width: 7px;
  height: 7px;
  position: absolute;
  top: -4px;
  border-top: 1px solid rgba(92, 134, 18, 0.58);
  border-right: 1px solid rgba(92, 134, 18, 0.58);
}
.lan-gesture-pinch i::before { left: 0; transform: rotate(-135deg); }
.lan-gesture-pinch i::after { right: 0; transform: rotate(45deg); }
.lan-gesture-scroll span { left: calc(50% - 30px); animation: lan-scroll-fingers 2.2s ease-in-out infinite; }
.lan-gesture-scroll span:first-child { top: 24px; }
.lan-gesture-scroll span:nth-child(2) { top: 58px; }
.lan-gesture-scroll i { width: 1px; height: 78px; right: 32px; top: 23px; border-width: 0 0 0 1px; }
.lan-gesture-move span { left: 35px; top: 50px; animation: lan-one-move 2.8s ease-in-out infinite; }
.lan-gesture-move i { width: calc(100% - 70px); height: 42px; left: 35px; top: 41px; }

.lan-gesture-card > p {
  margin: 22px 0 5px;
  color: var(--lan-lime-deep);
  font-size: 11px;
  font-weight: 900;
}

.lan-gesture-card-primary > p { color: var(--lan-lime); }
.lan-gesture-card h3 { margin: 0; color: #26312e; font-size: 24px; }
.lan-gesture-card-primary h3 { color: #f5f9f4; }
.lan-gesture-card > span { margin-top: 12px; display: block; color: var(--lan-muted); font-size: 12px; line-height: 1.6; }
.lan-gesture-card-primary > span { color: rgba(245, 249, 244, 0.62); }

.lan-gesture-card:hover {
    transform: translateY(-8px);
    border-color: rgba(108, 158, 27, 0.36);
    background: #ffffff;
    box-shadow: 0 24px 52px rgba(30, 45, 37, 0.14);
}

.lan-gesture-card-primary:hover {
    background:
      radial-gradient(circle at 88% 8%, rgba(178, 255, 51, 0.16), transparent 12rem),
      #111817;
}

.lan-gesture-card:hover .lan-gesture-demo {
    transform: translateY(-3px) scale(1.025);
    background: #e9f4df;
    box-shadow: inset 0 0 0 1px rgba(108, 158, 27, 0.12);
}

.lan-gesture-card-primary:hover .lan-gesture-demo {
    background: #26332d;
}

.lan-gesture-card:hover .lan-gesture-demo span {
    filter: brightness(1.06);
    box-shadow: 0 8px 24px rgba(126, 188, 27, 0.42), 0 0 0 7px rgba(178, 255, 51, 0.1);
}

@keyframes lan-caret { 50% { opacity: 0; } }
@keyframes lan-send-packet { 0% { left: 0; opacity: 0; } 15% { opacity: 1; } 85% { opacity: 1; } 100% { left: calc(100% - 16px); opacity: 0; } }
@keyframes lan-three-drag { 0%, 20%, 100% { transform: translateX(0); } 55%, 75% { transform: translateX(34px); } }
@keyframes lan-pinch-northwest {
  0%, 14%, 100% { transform: translate(-10px, -8px) scale(0.96); }
  46%, 68% { transform: translate(-46px, -33px) scale(1.04); }
}
@keyframes lan-pinch-southeast {
  0%, 14%, 100% { transform: translate(10px, 8px) scale(0.96); }
  46%, 68% { transform: translate(46px, 33px) scale(1.04); }
}
@keyframes lan-pinch-guide {
  0%, 14%, 100% { opacity: 0.3; transform: rotate(35deg) scaleX(0.35); }
  46%, 68% { opacity: 0.78; transform: rotate(35deg) scaleX(1); }
}
@keyframes lan-scroll-fingers { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(16px); } }
@keyframes lan-one-move { 0%, 100% { transform: translateX(0); } 50% { transform: translateX(72px); } }

@media (max-width: 1100px) {
  .lan-input-feature {
    grid-template-columns: 1fr;
  }

  .lan-input-copy {
    max-width: 680px;
  }

  .lan-transfer-demo {
    width: 100%;
  }
}

.lan-section {
  padding: 108px 0 36px;
}

.lan-section-head {
  max-width: 790px;
}

.lan-section-head > p:first-child,
.lan-start-copy > p:first-child,
.lan-eyebrow {
  margin-top: 0;
}

.lan-section h2,
.lan-interface-copy h2,
.lan-start-copy h2,
.lan-final-cta h2 {
  margin: 0;
  font-size: clamp(34px, 4.2vw, 50px);
  line-height: 1.16;
  font-weight: 900;
  letter-spacing: -0.04em;
}

.lan-section-intro {
  max-width: 680px;
  margin: 18px 0 0;
  color: var(--lan-muted);
  font-size: 15px;
  line-height: 1.8;
}

.lan-scene-grid {
  margin-top: 38px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.lan-scene-card {
  min-height: 360px;
  padding: 30px;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--lan-line);
  border-radius: 28px;
  background: var(--lan-card);
  box-shadow: 0 22px 60px rgba(30, 45, 37, 0.075);
}

.lan-scene-card-primary {
  min-height: 360px;
  color: #f3f7f2;
  background:
    radial-gradient(circle at 95% 4%, rgba(178, 255, 51, 0.16), transparent 20rem),
    #111817;
}

.lan-scene-meta {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  color: var(--lan-lime-deep);
  font-size: 12px;
  font-weight: 850;
}

.lan-scene-meta strong {
  color: var(--lan-ink-soft);
  font-size: 13px;
}

.lan-scene-card-primary .lan-scene-meta {
  color: var(--lan-lime);
}

.lan-scene-card-primary .lan-scene-meta strong {
  color: rgba(243, 247, 242, 0.74);
}

.lan-scene-card h3 {
  margin: 52px 0 0;
  max-width: 520px;
  color: #26312e;
  font-size: clamp(27px, 2.7vw, 38px);
  line-height: 1.18;
  letter-spacing: -0.035em;
}

.lan-scene-card-primary h3 {
  margin-top: 52px;
  color: #f5f9f4;
  font-size: clamp(27px, 2.7vw, 38px);
}

.lan-scene-promise {
  margin: 20px 0 0;
  color: var(--lan-muted);
  font-size: 14px;
  line-height: 1.75;
}

.lan-scene-card-primary .lan-scene-promise {
  color: rgba(245, 249, 244, 0.72);
}

.lan-scene-actions {
  margin: auto 0 0;
  padding: 24px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  border-top: 1px solid var(--lan-line);
  list-style: none;
}

.lan-scene-actions li {
  padding: 8px 10px;
  border-radius: 999px;
  color: #4b5c55;
  background: #edf3e9;
  font-size: 12px;
  font-weight: 800;
}

.lan-scene-card-primary .lan-scene-actions {
  border-color: rgba(255, 255, 255, 0.12);
}

.lan-scene-card-primary .lan-scene-actions li {
  color: #17200e;
  background: var(--lan-lime);
}

.lan-before-after {
  margin-top: auto;
  display: grid;
  gap: 12px;
}

.lan-before-after p {
  margin: 0;
  padding: 16px 0 0;
  display: grid;
  gap: 7px;
  border-top: 1px solid var(--lan-line);
  color: var(--lan-muted);
  font-size: 14px;
  line-height: 1.75;
}

.lan-before-after span {
  color: var(--lan-ink);
  font-size: 12px;
  font-weight: 900;
}

.lan-scene-card-primary .lan-before-after p {
  border-color: rgba(255, 255, 255, 0.1);
  color: rgba(243, 247, 242, 0.65);
}

.lan-scene-card-primary .lan-before-after span {
  color: var(--lan-lime);
}

.lan-scene-result {
  margin: 20px 0 0;
  color: #65736e;
  font-size: 12px;
  line-height: 1.7;
}

.lan-scene-card-primary .lan-scene-result {
  color: rgba(243, 247, 242, 0.48);
}

.lan-interface-section {
  margin-top: 104px;
  padding: clamp(28px, 4vw, 48px);
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(430px, 1.14fr);
  gap: clamp(38px, 5vw, 68px);
  align-items: center;
  border-radius: 34px;
  background: #e8eee6;
}

.lan-interface-copy > p:not(.lan-eyebrow) {
  margin: 22px 0 0;
  color: var(--lan-muted);
  font-size: 14px;
  line-height: 1.85;
}

.lan-capability-list {
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  list-style: none;
}

.lan-capability-list li {
  padding: 17px 0;
  display: grid;
  gap: 5px;
  border-top: 1px solid var(--lan-line);
}

.lan-capability-list strong {
  font-size: 14px;
}

.lan-capability-list span {
  color: var(--lan-muted);
  font-size: 13px;
  line-height: 1.65;
}

.lan-interface-figure {
  border-radius: 28px;
  box-shadow: 0 28px 70px rgba(22, 32, 28, 0.18);
}

.lan-modes {
  padding-top: 108px;
}

.lan-mode-tabs {
  width: fit-content;
  max-width: 100%;
  margin-top: 34px;
  padding: 5px;
  display: flex;
  gap: 4px;
  overflow-x: auto;
  border: 1px solid var(--lan-line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 14px 40px rgba(30, 45, 37, 0.06);
}

.lan-mode-tab {
  min-width: 96px;
  min-height: 42px;
  padding: 0 20px;
  border: 0;
  border-radius: 999px;
  color: #5c6965;
  background: transparent;
  font: inherit;
  font-size: 13px;
  font-weight: 850;
  cursor: pointer;
  transition: color 160ms ease, background 160ms ease, box-shadow 160ms ease;
}

.lan-mode-tab:hover {
  color: var(--lan-ink);
}

.lan-mode-tab.is-active {
  color: #17200e;
  background: var(--lan-lime);
  box-shadow: 0 8px 22px rgba(108, 158, 27, 0.2);
}

.lan-mode-tab:focus-visible {
  outline: 3px solid rgba(92, 134, 18, 0.3);
  outline-offset: 2px;
}

.lan-mode-stage {
  margin-top: 18px;
  padding: clamp(18px, 3vw, 34px);
  display: grid;
  grid-template-columns: minmax(300px, 0.62fr) minmax(0, 1.38fr);
  gap: clamp(28px, 4vw, 54px);
  align-items: center;
  overflow: hidden;
  border-radius: 34px;
  color: var(--lan-ink);
  background:
    radial-gradient(circle at 96% 2%, rgba(178, 255, 51, 0.2), transparent 25rem),
    linear-gradient(145deg, #f2f6ef, #e7eee4);
  box-shadow: 0 24px 64px rgba(24, 39, 31, 0.1);
}

.lan-mode-stage.is-portrait {
  grid-template-columns: minmax(300px, 0.62fr) minmax(0, 1.38fr);
}

.lan-mode-visual {
  position: relative;
  width: min(100%, 390px);
  justify-self: center;
  margin: 0;
  padding: 0;
}

.lan-mode-visual[data-mode-frame="portrait"] {
  width: min(100%, 390px);
}

.lan-mode-live[data-mode-vector="singlehand"] {
  width: min(100%, 390px);
  aspect-ratio: 390 / 844;
  margin-inline: auto;
}

.lan-mode-visual figcaption,
.lan-hero-visual figcaption {
  color: #66716b;
}

.lan-mode-vector {
  --mode-accent: #5be5d2;
  --mode-accent-rgb: 91, 229, 210;
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border: 1px solid rgba(111, 139, 128, 0.26);
  border-radius: 12px;
  color: #d7e2dd;
  background:
    radial-gradient(circle at 50% 34%, rgba(var(--mode-accent-rgb), 0.055), transparent 44%),
    #0b1011;
  box-shadow: 0 22px 52px rgba(15, 27, 21, 0.22), inset 0 1px rgba(255, 255, 255, 0.035);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
}

.lan-mode-vector[data-mode-vector="coding"] {
  --mode-accent: #55d3ff;
  --mode-accent-rgb: 85, 211, 255;
}

.lan-mode-vector[data-mode-vector="presentation"] {
  --mode-accent: #ff766e;
  --mode-accent-rgb: 255, 118, 110;
}

.lan-mode-vector[data-mode-vector="design"] {
  --mode-accent: #c29cff;
  --mode-accent-rgb: 194, 156, 255;
}

.lan-mode-vector[data-mode-vector="singlehand"] {
  --mode-accent: #a7f33f;
  --mode-accent-rgb: 167, 243, 63;
  aspect-ratio: 9 / 16;
}

.lan-mode-vector[data-mode-vector="keyboard"] {
  --mode-accent: #5be5d2;
  --mode-accent-rgb: 91, 229, 210;
}

.lan-mode-layout {
  position: absolute;
  inset: 0;
  min-width: 0;
  min-height: 0;
}

.lan-mode-layout-landscape,
.lan-mode-layout-singlehand,
.lan-mode-layout-keyboard {
  display: none;
}

.lan-mode-vector:is([data-mode-vector="common"], [data-mode-vector="coding"], [data-mode-vector="presentation"], [data-mode-vector="design"]) .lan-mode-layout-landscape,
.lan-mode-vector[data-mode-vector="singlehand"] .lan-mode-layout-singlehand,
.lan-mode-vector[data-mode-vector="keyboard"] .lan-mode-layout-keyboard {
  display: grid;
}

.lan-mode-layout-landscape {
  grid-template-rows: 32px 42px 38px minmax(0, 1fr) 42px;
  gap: 7px;
  padding: 8px;
}

.lan-mode-vector[data-mode-vector="design"] .lan-mode-layout-landscape {
  grid-template-rows: 32px 42px minmax(0, 1fr) 42px;
}

.lan-mode-vector[data-mode-vector="presentation"] .lan-mode-layout-landscape {
  grid-template-rows: 32px 42px 38px minmax(0, 1fr) minmax(76px, 24%);
}

.lan-vector-toolbar {
  min-width: 0;
  display: grid;
  grid-template-columns: auto auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 9px;
  padding: 0 2px;
  color: #88968f;
  font-size: clamp(6px, 0.72vw, 10px);
}

.lan-vector-toolbar strong,
.lan-single-toolbar strong,
.lan-keyboard-toolbar strong {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #f2f6f4;
  font-size: clamp(8px, 0.95vw, 13px);
}

.lan-vector-toolbar strong i,
.lan-single-toolbar strong i,
.lan-keyboard-toolbar strong i {
  width: 9px;
  height: 9px;
  border: 2px solid var(--mode-accent);
  border-radius: 3px;
  box-shadow: 0 0 0 2px rgba(var(--mode-accent-rgb), 0.11);
}

.lan-vector-toolbar > span,
.lan-single-toolbar > span,
.lan-keyboard-toolbar > span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
}

.lan-vector-toolbar > span i,
.lan-single-toolbar > span i,
.lan-keyboard-toolbar > span i,
.lan-vector-toolbar b i,
.lan-single-toolbar b i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--mode-accent);
  box-shadow: 0 0 8px rgba(var(--mode-accent-rgb), 0.55);
}

.lan-vector-toolbar small,
.lan-keyboard-toolbar small {
  overflow: hidden;
  text-align: center;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.lan-vector-toolbar b,
.lan-single-toolbar b {
  min-width: 88px;
  height: 28px;
  padding: 0 11px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  border: 1px solid rgba(var(--mode-accent-rgb), 0.2);
  border-radius: 999px;
  color: #dfe8e4;
  background: #202827;
  font-size: clamp(6px, 0.75vw, 10px);
  font-style: normal;
}

.lan-vector-toolbar b em,
.lan-single-toolbar b em {
  color: #69756f;
  font-style: normal;
}

.lan-vector-input {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 42px 58px;
  gap: 6px;
}

.lan-vector-input span,
.lan-vector-input b,
.lan-vector-input em {
  min-width: 0;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 9px;
  color: #87938e;
  background: #101617;
  font-size: clamp(6px, 0.76vw, 10px);
  font-style: normal;
}

.lan-vector-input span {
  justify-content: start;
  padding-left: 12px;
}

.lan-vector-input b {
  color: #0e160d;
  border-color: var(--mode-accent);
  background: var(--mode-accent);
}

.lan-vector-input em {
  color: #e5ebe8;
  font-weight: 800;
}

.lan-vector-actions {
  display: grid;
  grid-template-columns: repeat(var(--lan-mode-columns, 4), minmax(0, 1fr));
  gap: 7px;
}

.lan-vector-actions:empty {
  display: none;
}

.lan-vector-actions span {
  min-width: 0;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 9px;
  color: #c8d3ce;
  background: linear-gradient(180deg, #26302e, #1a2221);
  font-size: clamp(6px, 0.78vw, 10px);
  font-weight: 760;
}

.lan-vector-actions-top span:first-child,
.lan-vector-actions-bottom span:first-child {
  color: var(--mode-accent);
  border-color: rgba(var(--mode-accent-rgb), 0.24);
  background: rgba(var(--mode-accent-rgb), 0.1);
}

.lan-mode-vector[data-mode-vector="common"] .lan-vector-actions-top span:last-child,
.lan-mode-vector[data-mode-vector="coding"] .lan-vector-actions-top span:last-child,
.lan-mode-vector[data-mode-vector="design"] .lan-vector-actions-bottom span:nth-child(2) {
  color: #ffaaa4;
  border-color: rgba(255, 118, 110, 0.2);
  background: rgba(88, 35, 32, 0.6);
}

.lan-mode-vector[data-mode-vector="presentation"] .lan-vector-actions-bottom {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.lan-mode-vector[data-mode-vector="presentation"] .lan-vector-actions-bottom span {
  border-radius: 14px;
  font-size: clamp(8px, 1.2vw, 16px);
  letter-spacing: 0.08em;
}

.lan-vector-touchpad {
  position: relative;
  min-height: 0;
  overflow: hidden;
  border: 1px solid rgba(var(--mode-accent-rgb), 0.13);
  border-radius: 13px;
  background:
    radial-gradient(circle at 50% 28%, rgba(var(--mode-accent-rgb), 0.035), transparent 40%),
    #0c1213;
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.025);
}

.lan-vector-mouse-cluster {
  position: absolute;
  top: 3%;
  right: 0.7%;
  left: 0.7%;
  height: 34%;
  display: grid;
  grid-template-columns: minmax(0, 1fr) clamp(34px, 6vw, 62px) minmax(0, 1fr);
  gap: 7px;
}

.lan-vector-mouse-key,
.lan-vector-wheel {
  min-width: 0;
  display: grid;
  place-items: center;
  border: 1px solid rgba(var(--mode-accent-rgb), 0.15);
  border-radius: 12px;
  color: #b7c5bf;
  background: linear-gradient(145deg, rgba(19, 29, 27, 0.98), rgba(11, 17, 18, 0.98));
}

.lan-vector-mouse-key b {
  color: var(--mode-accent);
  font-size: clamp(10px, 1.5vw, 20px);
}

.lan-vector-mouse-key small {
  position: absolute;
  opacity: 0;
}

.lan-vector-wheel {
  display: grid;
  grid-template-rows: auto 1fr auto auto;
  align-items: center;
  padding: 4px;
  color: #66736d;
  font-size: clamp(5px, 0.6vw, 8px);
}

.lan-vector-wheel b {
  width: 8px;
  height: 45%;
  min-height: 14px;
  border-radius: 999px;
  background: var(--mode-accent);
  box-shadow: 0 0 8px rgba(var(--mode-accent-rgb), 0.38);
}

.lan-vector-touchpad > p {
  position: absolute;
  top: 56%;
  left: 50%;
  margin: 0;
  color: #58655f;
  font-size: clamp(6px, 0.75vw, 10px);
  transform: translate(-50%, -50%);
}

.lan-vector-cursor {
  position: absolute;
  top: 60%;
  left: 52%;
  width: 9px;
  height: 9px;
  border: 2px solid #eef4f1;
  border-radius: 50%;
  background: var(--mode-accent);
  box-shadow: 0 0 0 7px rgba(var(--mode-accent-rgb), 0.08);
  animation: lan-vector-cursor 3.8s ease-in-out infinite;
}

.lan-vector-gestures {
  position: absolute;
  right: 1.5%;
  bottom: 2.5%;
  left: 1.5%;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 6px;
}

.lan-vector-gestures span {
  min-width: 0;
  padding: 5px 2px;
  overflow: hidden;
  border-radius: 999px;
  color: #65716c;
  background: rgba(255, 255, 255, 0.025);
  font-size: clamp(5px, 0.58vw, 8px);
  text-align: center;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.lan-mode-vector[data-mode-vector="design"] .lan-vector-mouse-key b {
  font-size: clamp(8px, 1.2vw, 16px);
}

@keyframes lan-vector-cursor {
  0%, 100% { transform: translate(-34px, 16px); }
  46% { transform: translate(38px, -20px); }
  72% { transform: translate(14px, 26px); }
}

.lan-mode-layout-singlehand {
  grid-template-rows: 32px 42px 38px minmax(0, 1fr) 38px;
  gap: 7px;
  padding: 9px;
}

.lan-single-toolbar {
  display: grid;
  grid-template-columns: auto auto 1fr;
  align-items: center;
  gap: 7px;
  color: #8b9892;
  font-size: 7px;
}

.lan-single-toolbar b {
  justify-self: end;
  min-width: 82px;
  height: 28px;
  font-size: 7px;
}

.lan-single-input {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 42px 56px;
  gap: 6px;
}

.lan-single-input > * {
  min-width: 0;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 9px;
  color: #87938e;
  background: #111718;
  font-size: 7px;
  font-style: normal;
}

.lan-single-input span { justify-content: start; padding-left: 11px; }
.lan-single-input b { color: #10160e; border-color: var(--mode-accent); background: var(--mode-accent); }
.lan-single-input em { color: #eef3f0; font-weight: 800; }

.lan-single-actions {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
}

.lan-single-actions span {
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 9px;
  color: #c5d0cb;
  background: linear-gradient(180deg, #26302e, #192120);
  font-size: 7px;
}

.lan-single-actions-top span:last-child { color: #ffaaa4; background: rgba(88, 35, 32, 0.58); }
.lan-single-actions-bottom span:nth-child(2) { color: var(--mode-accent); border-color: rgba(var(--mode-accent-rgb), 0.24); }

.lan-single-ring {
  width: min(94%, 265px);
  aspect-ratio: 1;
  align-self: center;
  justify-self: center;
  position: relative;
  border: 1px solid rgba(var(--mode-accent-rgb), 0.28);
  border-radius: 50%;
  background:
    radial-gradient(circle closest-side, transparent 0 66%, rgba(var(--mode-accent-rgb), 0.12) 66.5% 68%, rgba(24, 32, 29, 0.98) 69% 97%, rgba(var(--mode-accent-rgb), 0.1) 97.5% 99%, transparent 99.5%),
    #090d0e;
  box-shadow: inset 0 0 28px rgba(var(--mode-accent-rgb), 0.04), 0 18px 36px rgba(0, 0, 0, 0.28);
}

.lan-single-trackpad {
  width: 64%;
  aspect-ratio: 1;
  position: absolute;
  top: 50%;
  left: 50%;
  display: grid;
  place-items: center;
  border: 1px solid rgba(var(--mode-accent-rgb), 0.24);
  border-radius: 50%;
  color: #8c9993;
  background: radial-gradient(circle at 50% 42%, rgba(var(--mode-accent-rgb), 0.08), transparent 50%), #0f1414;
  box-shadow: inset 0 0 24px rgba(0, 0, 0, 0.72), 0 0 0 4px #080c0c, 0 0 0 5px rgba(var(--mode-accent-rgb), 0.24);
  transform: translate(-50%, -50%);
}

.lan-single-trackpad strong { font-size: 9px; }
.lan-single-trackpad small { position: absolute; bottom: 26%; color: #66736d; font-size: 6px; }
.lan-single-trackpad i { width: 12px; height: 12px; position: absolute; top: 62%; left: 42%; border: 2px solid #eaf0ed; border-radius: 50%; background: var(--mode-accent); box-shadow: 0 0 0 6px rgba(var(--mode-accent-rgb), 0.09); animation: lan-vector-cursor 3.8s ease-in-out infinite; }

.lan-single-left,
.lan-single-right,
.lan-single-zoom,
.lan-single-scroll,
.lan-single-backspace {
  position: absolute;
  z-index: 2;
  color: #9aa69f;
  font-size: 7px;
  font-weight: 850;
}

.lan-single-left { left: 10%; top: 26%; transform: rotate(-42deg); }
.lan-single-right { right: 9%; top: 26%; transform: rotate(42deg); }
.lan-single-zoom { left: 50%; top: 5%; transform: translateX(-50%); }
.lan-single-zoom b { color: var(--mode-accent); font-size: 9px; }
.lan-single-scroll { left: 2%; top: 58%; transform: rotate(-90deg); }
.lan-single-backspace { bottom: 2%; left: 50%; transform: translateX(-50%); }

.lan-mode-layout-keyboard {
  grid-template-rows: 30px minmax(0, 1fr);
  gap: 6px;
  padding: 8px;
}

.lan-keyboard-toolbar {
  display: grid;
  grid-template-columns: auto auto minmax(0, 1fr);
  align-items: center;
  gap: 8px;
  color: #8b9892;
  font-size: clamp(6px, 0.7vw, 9px);
}

.lan-keyboard-panel {
  min-height: 0;
  padding: 7px;
  display: grid;
  grid-template-rows: 24px 40px 34px 42px repeat(2, minmax(0, 1fr)) 34px 48px;
  gap: 5px;
  border: 1px solid rgba(var(--mode-accent-rgb), 0.15);
  border-radius: 12px;
  background: #0c1213;
}

.lan-mode-keyboard-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #819089;
  font-size: clamp(5px, 0.65vw, 8px);
}

.lan-mode-keyboard-head strong { color: #e7ece9; font-size: clamp(7px, 0.85vw, 11px); }

.lan-mode-keyboard-grid {
  min-height: 0;
  display: grid;
  gap: 4px;
}

.lan-mode-keyboard-grid i {
  min-width: 0;
  min-height: 0;
  display: grid;
  place-items: center;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.075);
  border-radius: 7px;
  color: #dbe3df;
  background: linear-gradient(180deg, #26302e, #1c2423);
  font-size: clamp(5px, 0.68vw, 9px);
  font-style: normal;
  font-weight: 750;
}

.lan-mode-keyboard-nav { grid-template-columns: repeat(8, minmax(0, 1fr)); }
.lan-mode-keyboard-arrows { width: 28%; justify-self: center; grid-template-columns: repeat(4, minmax(0, 1fr)); }
.lan-mode-keyboard-numbers { grid-template-columns: repeat(10, minmax(0, 1fr)); }
.lan-mode-keyboard-alpha { grid-template-columns: repeat(10, minmax(0, 1fr)); }
.lan-mode-keyboard-alpha i:nth-child(11) { grid-column: 2; }
.lan-mode-keyboard-alpha i:nth-child(20) { grid-column: 1; }
.lan-mode-keyboard-alpha i:last-child { color: var(--mode-accent); }
.lan-mode-keyboard-symbols { grid-template-columns: repeat(11, minmax(0, 1fr)); }
.lan-mode-keyboard-bottom { grid-template-columns: 0.7fr 0.7fr 0.7fr 0.7fr 3fr 1.3fr 0.9fr; }
.lan-mode-keyboard-bottom .is-space,
.lan-mode-keyboard-bottom .is-enter { color: #bff9f1; border-color: rgba(var(--mode-accent-rgb), 0.22); background: rgba(var(--mode-accent-rgb), 0.12); }

.lan-mode-visual figcaption {
  padding: 13px 5px 2px;
  color: #738079;
  font-size: 11px;
  line-height: 1.6;
  text-align: center;
}

.lan-mode-panels {
  min-width: 0;
}

.lan-mode-panel[hidden] {
  display: none;
}

.lan-mode-panel {
  animation: lan-mode-in 220ms ease both;
}

.lan-mode-label {
  margin: 0 0 14px;
  color: var(--lan-lime-deep);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.lan-mode-panel h3 {
  margin: 0;
  color: var(--lan-ink);
  font-size: clamp(30px, 3.3vw, 45px);
  line-height: 1.14;
  letter-spacing: -0.04em;
}

.lan-mode-panel > p:not(.lan-mode-label) {
  margin: 22px 0 0;
  color: #607069;
  font-size: 14px;
  line-height: 1.85;
}

.lan-mode-panel ul {
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  list-style: none;
}

.lan-mode-panel li {
  padding: 13px 0 13px 20px;
  position: relative;
  border-top: 1px solid rgba(30, 48, 39, 0.11);
  color: #425149;
  font-size: 13px;
  line-height: 1.6;
}

.lan-mode-panel li::before {
  content: "";
  width: 6px;
  height: 6px;
  position: absolute;
  left: 1px;
  top: 20px;
  border-radius: 50%;
  background: var(--lan-lime-deep);
  box-shadow: 0 0 12px rgba(108, 158, 27, 0.28);
}

.lan-keyboard-feature {
  margin-top: 72px;
  padding: clamp(28px, 4.5vw, 52px);
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(330px, 1.1fr);
  gap: clamp(34px, 6vw, 76px);
  align-items: center;
  border: 1px solid rgba(28, 46, 36, 0.1);
  border-radius: 28px;
  background:
    radial-gradient(circle at 90% 8%, rgba(178, 255, 51, 0.17), transparent 22rem),
    rgba(255, 255, 255, 0.72);
  box-shadow: 0 20px 58px rgba(28, 44, 35, 0.08);
}

.lan-keyboard-copy h2 {
  margin: 0;
  font-size: clamp(34px, 4.4vw, 52px);
  line-height: 1.12;
  letter-spacing: -0.045em;
}

.lan-keyboard-copy > p:not(.lan-eyebrow) {
  max-width: 31rem;
  margin: 22px 0 0;
  color: var(--lan-muted);
  font-size: 14px;
  line-height: 1.8;
}

.lan-keyboard-points {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.lan-keyboard-points span {
  padding: 8px 11px;
  border: 1px solid rgba(75, 103, 88, 0.12);
  border-radius: 999px;
  color: #4d5f56;
  background: #f5f8f3;
  font-size: 11px;
  font-weight: 800;
}

.lan-keyboard-visual {
  width: min(100%, 390px);
  aspect-ratio: 390 / 650;
  justify-self: center;
  margin: 0;
  padding: 18px;
  display: grid;
  grid-template-rows: 42px auto 1fr auto;
  gap: 12px;
  border: 1px solid rgba(71, 101, 84, 0.15);
  border-radius: 14px;
  background: linear-gradient(180deg, #f8faf7, #e9f0e6);
  box-shadow: 0 24px 54px rgba(35, 55, 44, 0.14);
}

.lan-keyboard-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #26332c;
  font-size: 12px;
}

.lan-keyboard-head strong {
  font-size: 15px;
}

.lan-keyboard-head span {
  padding: 6px 10px;
  border-radius: 7px;
  color: #5d6b63;
  background: rgba(255, 255, 255, 0.86);
}

.lan-keyboard-grid {
  display: grid;
  gap: 6px;
}

.lan-keyboard-grid i {
  min-width: 0;
  min-height: 34px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(42, 63, 51, 0.09);
  border-radius: 7px;
  color: #34433b;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 4px 9px rgba(39, 58, 48, 0.05);
  font-size: 9px;
  font-style: normal;
  font-weight: 800;
}

.lan-keyboard-nav {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.lan-keyboard-letters {
  grid-template-columns: repeat(10, minmax(0, 1fr));
  align-content: center;
}

.lan-keyboard-letters i {
  min-height: 42px;
}

.lan-keyboard-letters i:nth-child(20) {
  grid-column: 2;
}

.lan-keyboard-bottom {
  grid-template-columns: 0.8fr 1fr 2fr repeat(3, 0.7fr) 1.2fr;
}

.lan-keyboard-bottom .is-space,
.lan-keyboard-bottom .is-enter {
  color: #283510;
  border-color: rgba(123, 174, 45, 0.25);
  background: #dff3be;
}

.lan-quick-actions {
  margin-top: 16px;
  padding: 18px 22px;
  display: grid;
  grid-template-columns: 0.8fr 1fr 1.35fr;
  gap: 0;
  border: 1px solid var(--lan-line);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.66);
}

.lan-quick-actions p {
  margin: 0;
  padding: 4px 18px;
  display: grid;
  gap: 5px;
}

.lan-quick-actions p + p {
  border-left: 1px solid var(--lan-line);
}

.lan-quick-actions strong {
  font-size: 13px;
}

.lan-quick-actions span {
  color: var(--lan-muted);
  font-size: 12px;
  line-height: 1.6;
}

@keyframes lan-mode-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.lan-secondary-scenes {
  padding-top: 108px;
}

.lan-secondary-grid {
  margin-top: 34px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.lan-secondary-grid article {
  min-height: 220px;
  padding: 24px;
  border: 1px solid var(--lan-line);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.6);
}

.lan-secondary-grid span {
  color: var(--lan-lime-deep);
  font-size: 13px;
  font-weight: 900;
}

.lan-secondary-grid p {
  margin: 74px 0 0;
  color: var(--lan-muted);
  font-size: 13px;
  line-height: 1.75;
}

.lan-start-section {
  margin-top: 104px;
  padding: 46px;
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(440px, 1.2fr);
  gap: 56px;
  border-radius: 32px;
  color: var(--lan-ink);
  background:
    radial-gradient(circle at 100% 0%, rgba(178, 255, 51, 0.2), transparent 22rem),
    linear-gradient(145deg, #f1f5ef, #e6ece3);
  box-shadow: 0 24px 64px rgba(24, 39, 31, 0.1);
}

.lan-start-copy > p:first-child {
  color: var(--lan-lime-deep);
}

.lan-start-copy h2 {
  color: var(--lan-ink);
}

.lan-start-lead {
  margin: 22px 0 0;
  color: #53645b;
  font-size: 15px;
  line-height: 1.78;
}

.lan-pair-simple-steps {
  margin-top: 30px;
  display: grid;
  gap: 10px;
}

.lan-pair-simple-steps span {
  min-height: 44px;
  padding: 10px 12px;
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  border: 1px solid rgba(39, 61, 49, 0.12);
  border-radius: 13px;
  background: rgba(255, 255, 255, 0.64);
}

.lan-pair-simple-steps b {
  color: var(--lan-lime-deep);
  font-size: 10px;
  letter-spacing: 0.02em;
}

.lan-pair-simple-steps strong {
  color: #28342d;
  font-size: 12px;
  line-height: 1.5;
  font-weight: 800;
}

.lan-pair-demo {
  min-width: 0;
  min-height: 390px;
  padding: 18px 40px 42px 18px;
  position: relative;
}

.lan-pair-window {
  min-height: 330px;
  padding: 18px;
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 22px;
  background: #202925;
  box-shadow: 0 28px 60px rgba(0, 0, 0, 0.24);
}

.lan-pair-window header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  color: #f5f9f4;
  font-size: 12px;
  font-weight: 900;
}

.lan-pair-window header > span,
.lan-pair-window header > b {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.lan-pair-window header > span i {
  width: 18px;
  height: 18px;
  display: inline-block;
  border: 4px solid var(--lan-lime);
  border-radius: 6px;
  box-shadow: inset 0 0 0 3px #202925;
  background: var(--lan-lime);
}

.lan-pair-window header > b {
  min-width: 88px;
  padding: 7px 9px;
  position: relative;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  color: rgba(245, 249, 244, 0.66);
  background: rgba(0, 0, 0, 0.16);
  font-size: 10px;
}

.lan-pair-window header > b i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--lan-lime);
  animation: lan-pair-pulse 1.2s ease-in-out infinite;
}

.lan-pair-window header em {
  font-style: normal;
}

.lan-pair-connected {
  position: absolute;
  opacity: 0;
  animation: lan-pair-connected 5.2s ease-in-out infinite;
}

.lan-pair-waiting {
  animation: lan-pair-waiting 5.2s ease-in-out infinite;
}

.lan-pair-main {
  margin-top: 24px;
  display: grid;
  grid-template-columns: 148px minmax(0, 1fr);
  gap: 22px;
  align-items: center;
}

.lan-pair-qr {
  width: 148px;
  height: 148px;
  padding: 9px;
  position: relative;
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 16px 30px rgba(0, 0, 0, 0.2);
}

.lan-pair-qr svg {
  width: 100%;
  height: 100%;
  display: block;
}

.lan-pair-qr span {
  padding: 4px 7px;
  position: absolute;
  left: 50%;
  bottom: 8px;
  transform: translateX(-50%);
  border-radius: 999px;
  color: #17200e;
  background: var(--lan-lime);
  font-size: 9px;
  font-weight: 900;
}

.lan-pair-code {
  min-width: 0;
  display: grid;
  gap: 7px;
}

.lan-pair-code small,
.lan-pair-code span,
.lan-pair-code em {
  color: rgba(245, 249, 244, 0.58);
  font-size: 11px;
}

.lan-pair-code code {
  padding: 9px 10px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 9px;
  color: #f5f9f4;
  background: rgba(0, 0, 0, 0.17);
  font-family: "Cascadia Mono", Consolas, monospace;
  font-size: 14px;
  font-weight: 800;
  white-space: nowrap;
}

.lan-pair-code > div {
  display: grid;
  gap: 2px;
}

.lan-pair-code strong {
  color: #f5f9f4;
  font-size: clamp(23px, 2.4vw, 33px);
  letter-spacing: 0.08em;
}

.lan-pair-code em {
  color: rgba(245, 249, 244, 0.72);
  font-style: normal;
}

.lan-pair-window footer {
  margin-top: 22px;
  padding-top: 13px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--lan-lime);
  font-size: 11px;
  font-weight: 850;
}

.lan-pair-phone {
  width: 82px;
  height: 154px;
  position: absolute;
  right: 0;
  bottom: 0;
  overflow: hidden;
  border: 7px solid #070b0a;
  border-radius: 24px;
  background: #eaffca;
  box-shadow: 0 20px 42px rgba(0, 0, 0, 0.34);
  animation: lan-pair-phone 5.2s ease-in-out infinite;
}

.lan-pair-phone::before {
  content: "";
  width: 34px;
  height: 8px;
  position: absolute;
  left: 50%;
  top: 0;
  transform: translateX(-50%);
  border-radius: 0 0 7px 7px;
  background: #070b0a;
}

.lan-pair-phone i {
  width: 46px;
  height: 46px;
  position: absolute;
  left: 11px;
  top: 38px;
  border: 4px solid #111817;
  border-radius: 6px;
  box-shadow: inset 0 0 0 8px #eaffca, inset 0 0 0 12px #111817;
}

.lan-pair-phone span {
  width: 100%;
  height: 3px;
  position: absolute;
  left: 0;
  top: 44px;
  background: var(--lan-lime-deep);
  box-shadow: 0 0 12px var(--lan-lime);
  animation: lan-pair-scan 5.2s ease-in-out infinite;
}

.lan-pair-phone b {
  width: 30px;
  height: 3px;
  position: absolute;
  left: 50%;
  bottom: 7px;
  transform: translateX(-50%);
  border-radius: 999px;
  background: rgba(7, 11, 10, 0.5);
}

.lan-pair-success {
  padding: 10px 13px;
  position: absolute;
  right: 58px;
  bottom: 26px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  color: #17200e;
  background: var(--lan-lime);
  box-shadow: 0 16px 34px rgba(108, 158, 27, 0.28);
  opacity: 0;
  transform: translateY(12px) scale(0.92);
  animation: lan-pair-success 5.2s ease-in-out infinite;
}

.lan-pair-success span {
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #17200e;
  color: var(--lan-lime);
  font-size: 11px;
  font-weight: 900;
}

.lan-pair-success strong {
  font-size: 11px;
}

@keyframes lan-pair-pulse { 50% { opacity: 0.35; } }
@keyframes lan-pair-scan { 0%, 18%, 78%, 100% { transform: translateY(0); opacity: 0; } 24% { opacity: 1; } 55% { transform: translateY(53px); opacity: 1; } 64% { transform: translateY(53px); opacity: 0; } }
@keyframes lan-pair-phone { 0%, 15%, 100% { transform: translateY(8px) rotate(2deg); } 28%, 72% { transform: translateY(0) rotate(0); } }
@keyframes lan-pair-success { 0%, 58%, 100% { opacity: 0; transform: translateY(12px) scale(0.92); } 66%, 90% { opacity: 1; transform: translateY(0) scale(1); } }
@keyframes lan-pair-connected { 0%, 60%, 100% { opacity: 0; } 68%, 90% { opacity: 1; } }
@keyframes lan-pair-waiting { 0%, 58%, 100% { opacity: 1; } 66%, 90% { opacity: 0; } }

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

.lan-steps li {
  padding: 18px;
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 14px;
  align-items: start;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.075);
}

.lan-steps li > span {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  color: #18200f;
  background: var(--lan-lime);
  font-size: 12px;
  font-weight: 900;
}

.lan-steps h3 {
  margin: 1px 0 0;
  color: #f5f9f4;
  font-size: 17px;
}

.lan-steps p {
  margin: 6px 0 0;
  color: rgba(243, 247, 242, 0.76);
  font-size: 13px;
  line-height: 1.7;
}

.lan-final-cta {
  max-width: 920px;
  margin: 116px auto 0;
  text-align: center;
}

.lan-final-cta > p:first-child {
  margin: 0 0 12px;
  color: var(--lan-lime-deep);
  font-size: 13px;
  font-weight: 850;
}

.lan-final-cta h2 {
  font-size: clamp(38px, 5vw, 58px);
}

.lan-final-lead {
  max-width: 620px;
  margin: 18px auto 0;
  color: var(--lan-muted);
  font-size: 16px;
  line-height: 1.8;
}

.lan-release-note {
  margin: 18px 0 0;
  color: #5f6b66;
  font-size: 13px;
  font-weight: 750;
}

.lan-download-details {
  width: min(100%, 720px);
  margin: 22px auto 0;
  padding: 14px 18px;
  border: 1px solid rgba(31, 45, 39, 0.12);
  border-radius: 12px;
  color: #52605a;
  background: rgba(255, 255, 255, 0.72);
  text-align: left;
}

.lan-download-details summary {
  color: #26332e;
  cursor: pointer;
  font-size: 13px;
  font-weight: 850;
}

.lan-download-details p {
  margin: 12px 0 0;
  font-size: 12px;
  line-height: 1.75;
}

.lan-download-details code {
  overflow-wrap: anywhere;
  color: #31443b;
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
}

body.is-download-guide-open {
  overflow: hidden;
}

.lan-download-guide {
  width: min(calc(100% - 40px), 1080px);
  max-width: none;
  max-height: min(92dvh, 900px);
  margin: auto;
  padding: 0;
  overflow: auto;
  border: 1px solid #cdd4cf;
  border-radius: 18px;
  color: var(--lan-ink);
  background: #f7f9f6;
  box-shadow: 0 34px 110px rgba(11, 18, 15, 0.34);
}

.lan-download-guide::backdrop {
  background: rgba(12, 18, 16, 0.7);
  backdrop-filter: blur(8px);
}

.lan-download-guide-shell {
  padding: clamp(22px, 3.4vw, 38px);
}

.lan-download-guide-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: start;
}

.lan-download-guide-head p {
  margin: 0;
}

.lan-download-guide-head > div > p:first-child {
  color: var(--lan-lime-deep);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.lan-download-guide-head h2 {
  max-width: 760px;
  margin: 9px 0 12px;
  color: #101614;
  font-size: clamp(27px, 3.2vw, 40px);
  line-height: 1.12;
  letter-spacing: -0.04em;
}

.lan-download-guide-head #download-guide-intro {
  max-width: 800px;
  color: #4b5752;
  font-size: 14px;
  line-height: 1.75;
}

.lan-download-guide-head #download-guide-intro strong {
  color: #17201c;
}

.lan-download-guide-close {
  min-width: 62px;
  min-height: 42px;
  padding: 0 14px;
  border: 1px solid #bfc7c2;
  border-radius: 10px;
  color: #1e2924;
  background: #fff;
  cursor: pointer;
  font: inherit;
  font-size: 13px;
  font-weight: 800;
}

.lan-download-guide-close:hover {
  border-color: #8e9a93;
  background: #eef2ef;
}

.lan-download-guide-close:focus-visible,
.lan-download-guide a:focus-visible,
.lan-download-guide button:focus-visible {
  outline: 3px solid rgba(92, 134, 18, 0.4);
  outline-offset: 3px;
}

.lan-download-package {
  display: grid;
  grid-template-columns: 0.72fr 1.18fr 1.1fr;
  margin-top: 24px;
  border: 1px solid #c9d0cb;
  background: #fff;
}

.lan-download-package span {
  min-width: 0;
  padding: 13px 16px;
  color: #36433d;
  font-size: 12px;
  line-height: 1.5;
}

.lan-download-package span + span {
  border-left: 1px solid #d8ddd9;
}

.lan-download-package strong {
  display: block;
  margin-bottom: 2px;
  color: #111817;
  font-size: 11px;
  font-weight: 900;
}

.lan-download-guide-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.lan-download-guide-steps > li,
.lan-download-guide-steps article {
  min-width: 0;
  height: 100%;
}

.lan-download-guide-steps article {
  padding: 13px;
  border: 1px solid #cbd2cd;
  border-radius: 14px;
  background: #fff;
}

.lan-download-guide-steps article > p {
  display: flex;
  gap: 9px;
  align-items: center;
  margin: 14px 2px 0;
  color: #17201c;
  font-size: 14px;
}

.lan-download-guide-steps article > p b {
  color: #5b8512;
  font-size: 12px;
  letter-spacing: 0.08em;
}

.lan-download-guide-steps article > span {
  display: block;
  margin: 7px 2px 2px;
  color: #58645f;
  font-size: 12px;
  line-height: 1.65;
}

.lan-edge-demo {
  min-height: 176px;
  overflow: hidden;
  border: 1px solid #bfc6c2;
  border-radius: 10px;
  color: #202521;
  background: #f0f1f0;
  font-family: "Segoe UI", "Microsoft YaHei", sans-serif;
}

.lan-edge-bar {
  min-height: 38px;
  padding: 0 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #c8ceca;
  background: #e4e6e4;
  font-size: 12px;
}

.lan-edge-bar span {
  color: #39423e;
  font-size: 11px;
  font-weight: 700;
}

.lan-edge-file {
  margin: 12px;
  padding: 12px;
  display: grid;
  gap: 6px;
  border: 1px solid #c8ceca;
  background: #fff;
}

.lan-edge-file.is-warning {
  border-left: 4px solid #b56a00;
}

.lan-edge-file small {
  color: #8a4f00;
  font-size: 11px;
  font-weight: 850;
}

.lan-edge-file strong {
  overflow-wrap: anywhere;
  font-size: 11px;
  line-height: 1.42;
}

.lan-edge-file button {
  width: fit-content;
  margin-top: 4px;
  padding: 5px 8px;
  border: 1px solid #7e8882;
  border-radius: 6px;
  color: #17201c;
  background: #fff;
  font: inherit;
  font-size: 10px;
  font-weight: 800;
  pointer-events: none;
}

.lan-edge-menu {
  width: calc(100% - 34px);
  margin: 15px auto;
  border: 1px solid #bbc2be;
  background: #fff;
  box-shadow: 0 10px 24px rgba(22, 28, 25, 0.14);
}

.lan-edge-menu span,
.lan-edge-menu strong {
  display: block;
  padding: 10px 13px;
  font-size: 12px;
}

.lan-edge-menu strong {
  border-top: 1px solid #d9deda;
  border-bottom: 1px solid #d9deda;
  color: #16200f;
  background: var(--lan-lime-soft);
  box-shadow: inset 4px 0 0 #77ac1f;
}

.lan-edge-trust {
  padding: 16px;
  background: #fff;
}

.lan-edge-trust > strong {
  display: block;
  max-width: 180px;
  font-size: 16px;
  line-height: 1.25;
}

.lan-edge-trust p {
  margin: 8px 0 13px;
  color: #666d69;
  font-size: 11px;
}

.lan-edge-trust div {
  display: flex;
  gap: 6px;
}

.lan-edge-trust div span {
  padding: 6px 8px;
  border: 1px solid #c7cdca;
  border-radius: 6px;
  font-size: 10px;
}

.lan-edge-trust > b {
  display: block;
  width: fit-content;
  margin-top: 8px;
  padding: 7px 10px;
  color: #17200f;
  background: var(--lan-lime-soft);
  box-shadow: inset 4px 0 0 #77ac1f;
  font-size: 11px;
}

.lan-download-safety-note {
  margin-top: 16px;
  padding: 14px 16px;
  border: 1px solid #aeb9b2;
  border-left: 5px solid #628f18;
  background: #edf4e5;
}

.lan-download-safety-note strong {
  color: #1b2816;
  font-size: 13px;
}

.lan-download-safety-note p {
  margin: 5px 0 0;
  color: #485744;
  font-size: 11px;
  line-height: 1.65;
}

.lan-download-safety-note code {
  overflow-wrap: anywhere;
  color: #1c2a22;
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
}

.lan-download-guide-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 18px;
}

.lan-download-guide-actions .lan-button {
  border: 0;
  cursor: pointer;
  font-family: inherit;
}

.lan-download-guide-actions .lan-button-secondary {
  border: 1px solid #c3cbc6;
}

@media (max-width: 820px) {
  .lan-download-guide {
    width: min(calc(100% - 24px), 620px);
    max-height: calc(100dvh - 24px);
  }

  .lan-download-package,
  .lan-download-guide-steps {
    grid-template-columns: 1fr;
  }

  .lan-download-package span + span {
    border-top: 1px solid #d8ddd9;
    border-left: 0;
  }

  .lan-download-guide-steps article {
    display: grid;
    grid-template-columns: minmax(160px, 0.9fr) minmax(0, 1fr);
    column-gap: 14px;
  }

  .lan-download-guide-steps .lan-edge-demo {
    grid-row: 1 / span 2;
  }

  .lan-download-guide-steps article > p {
    align-self: end;
  }
}

@media (max-width: 560px) {
  .lan-download-guide-shell {
    padding: 18px;
  }

  .lan-download-guide-head {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .lan-download-guide-close {
    position: absolute;
    top: 14px;
    right: 14px;
    min-width: 54px;
    min-height: 36px;
  }

  .lan-download-guide-head > div {
    padding-right: 56px;
  }

  .lan-download-guide-head h2 {
    font-size: 25px;
  }

  .lan-download-package {
    margin-top: 18px;
  }

  .lan-download-guide-steps {
    margin-top: 14px;
  }

  .lan-download-guide-steps article {
    display: block;
  }

  .lan-edge-demo {
    min-height: 154px;
  }

  .lan-download-guide-actions {
    position: sticky;
    bottom: 0;
    z-index: 3;
    display: grid;
    padding-top: 12px;
    background: linear-gradient(180deg, rgba(247, 249, 246, 0), #f7f9f6 18%);
  }

  .lan-download-guide-actions .lan-button {
    width: 100%;
  }
}

.page-lan-touch .site-footer {
  color: rgba(75, 85, 99, 0.72);
}

.page-lan-touch .site-footer-shell {
  border-color: rgba(17, 24, 39, 0.08);
  background: rgba(255, 255, 255, 0.76);
}

.page-lan-touch .site-footer-brand strong,
.page-lan-touch .site-footer-nav a,
.page-lan-touch .site-footer-meta a {
  color: rgba(17, 24, 39, 0.82);
}

.page-lan-touch .site-footer-brand p {
  color: rgba(75, 85, 99, 0.72);
}

@media (max-width: 980px) {
  .lan-hero,
  .lan-interface-section {
    grid-template-columns: 1fr;
  }

  .lan-hero-copy {
    max-width: 760px;
  }

  .lan-hero-visual,
  .lan-interface-figure {
    margin: 0 auto;
  }

  .lan-hero-visual {
    width: min(100%, 350px);
  }

  .lan-interface-figure {
    width: min(100%, 760px);
  }

  .lan-proof-strip {
    grid-template-columns: 1fr;
  }

  .lan-proof-strip p {
    padding: 14px 4px;
  }

  .lan-proof-strip p + p {
    border-top: 1px solid var(--lan-line);
    border-left: 0;
  }

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

  .lan-start-section {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .lan-mode-stage {
    grid-template-columns: 1fr;
  }

  .lan-keyboard-feature {
    grid-template-columns: 1fr;
  }

  .lan-mode-visual {
    width: 100%;
    margin: 0 auto;
  }

  .lan-input-feature {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 760px) {
  .lan-scene-grid {
    grid-template-columns: 1fr;
  }

  .lan-scene-card,
  .lan-scene-card-primary {
    grid-row: auto;
    min-height: 440px;
  }

  .lan-scene-card-primary h3 { margin-top: 42px; }

  .lan-interface-section {
    margin-top: 78px;
  }
}

@media (max-width: 620px) {
  .page-lan-touch .lan-page {
    width: min(calc(100% - 28px), 1180px);
    padding-top: 34px;
  }

  .lan-hero {
    min-height: 0;
    gap: 24px;
  }

  .lan-hero h1 {
    font-size: clamp(42px, 13vw, 54px);
  }

  .lan-hero h1 span {
    font-size: 0.64em;
    letter-spacing: -0.045em;
    line-height: 1.08;
  }

  .lan-mobile-title-break {
    display: block;
  }

  .lan-lead {
    font-size: 15px;
    line-height: 1.8;
  }

  .lan-actions {
    display: grid;
  }

  .lan-button {
    width: 100%;
  }

  .lan-hero-release {
    text-align: center;
  }

  .lan-interface-figure {
    padding: 10px;
    border-radius: 24px;
  }

  .lan-interface-figure img {
    border-radius: 16px;
  }

  .lan-hero-visual {
    width: min(100%, 390px);
    padding: 0;
    border-radius: 0;
  }

  .lan-hero-visual img {
    border-radius: 31px;
  }

  .lan-ui-demo {
    border-radius: 0;
  }

  .lan-mode-stage {
    padding: 10px;
    gap: 20px;
    border-radius: 20px;
  }

  .lan-mode-live,
  .lan-live-ui-shell {
    border-radius: 8px;
  }

  .lan-proof-strip {
    margin-top: 42px;
    padding: 10px 18px;
  }

  .lan-input-feature {
    margin-top: 68px;
    padding: 24px;
    border-radius: 23px;
  }

  .lan-transfer-demo {
    min-height: 0;
    padding: 16px;
    grid-template-columns: 1fr;
  }

  .lan-transfer-path {
    height: 54px;
    transform: rotate(90deg);
  }

  .lan-transfer-path i {
    transform: rotate(-90deg);
  }

  .lan-transfer-phone,
  .lan-transfer-pc {
    justify-self: center;
  }

  .lan-transfer-phone {
    width: min(100%, 230px);
    min-height: 330px;
  }

  .lan-transfer-pc {
    width: 100%;
    min-height: 250px;
  }

  .lan-gesture-grid {
    grid-template-columns: 1fr;
  }

  .lan-gesture-card {
    min-height: 280px;
  }

  .lan-section,
  .lan-modes,
  .lan-secondary-scenes {
    padding-top: 78px;
  }

  .lan-mode-tabs {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    overflow: visible;
    border-radius: 18px;
  }

  .lan-mode-tab {
    min-width: 0;
    padding: 0 8px;
  }

  .lan-mode-stage {
    padding: 10px;
    border-radius: 20px;
  }

  .lan-mode-visual {
    width: 100%;
    padding: 0;
    border-radius: 0;
  }

  .lan-mode-panel {
    padding: 8px 7px 12px;
  }

  .lan-mode-panel h3 {
    font-size: 31px;
  }

  .lan-quick-actions {
    grid-template-columns: 1fr;
    padding: 8px 18px;
  }

  .lan-quick-actions p {
    padding: 14px 2px;
  }

  .lan-quick-actions p + p {
    border-top: 1px solid var(--lan-line);
    border-left: 0;
  }

  .lan-section h2,
  .lan-interface-copy h2,
  .lan-start-copy h2,
  .lan-final-cta h2 {
    font-size: clamp(31px, 9vw, 42px);
  }

  .lan-scene-card,
  .lan-scene-card-primary {
    min-height: 420px;
    padding: 24px;
    border-radius: 23px;
  }

  .lan-scene-card h3 {
    margin-top: 42px;
    font-size: 31px;
  }

  .lan-secondary-grid {
    grid-template-columns: 1fr;
  }

  .lan-secondary-grid article {
    min-height: 0;
  }

  .lan-secondary-grid p {
    margin-top: 38px;
  }

  .lan-interface-section,
  .lan-start-section {
    padding: 24px;
    border-radius: 23px;
  }

  .lan-pair-demo {
    min-height: 360px;
    padding: 8px 24px 36px 0;
  }

  .lan-pair-window {
    min-height: 318px;
    padding: 15px;
  }

  .lan-pair-window header > b {
    min-width: 78px;
  }

  .lan-pair-main {
    grid-template-columns: 108px minmax(0, 1fr);
    gap: 13px;
  }

  .lan-pair-qr {
    width: 108px;
    height: 108px;
    padding: 6px;
  }

  .lan-pair-code strong {
    font-size: 21px;
  }

  .lan-pair-code code {
    padding: 7px 5px;
    font-size: 9.5px;
    letter-spacing: -0.02em;
  }

  .lan-pair-phone {
    width: 70px;
    height: 132px;
  }

  .lan-pair-phone i {
    left: 7px;
  }

  .lan-pair-success {
    right: 44px;
    bottom: 20px;
  }

  .lan-start-section {
    margin-top: 68px;
  }

  .lan-keyboard-feature {
    margin-top: 52px;
    padding: 24px;
    border-radius: 22px;
  }

  .lan-keyboard-copy h2 {
    font-size: 34px;
  }

  .lan-keyboard-visual {
    width: min(100%, 330px);
    padding: 13px;
  }

  .lan-keyboard-grid {
    gap: 4px;
  }

  .lan-keyboard-grid i {
    font-size: 8px;
  }

  .lan-steps li {
    grid-template-columns: 42px 1fr;
    padding: 15px;
  }

  .lan-steps li > span {
    width: 40px;
    height: 40px;
  }

  .lan-final-cta {
    margin-top: 86px;
  }
}

@media (max-width: 1100px) {
  .lan-input-feature-v2 {
    grid-template-columns: 1fr;
  }

  .lan-input-feature-v2 .lan-input-copy {
    max-width: 760px;
  }
}

@media (max-width: 620px) {
  .lan-input-feature-v2 {
    padding: 24px 18px;
    gap: 28px;
    border-radius: 22px;
  }

  .lan-input-feature-v2 .lan-input-copy h2 {
    font-size: 36px;
  }

  .lan-input-feature-v2 .lan-input-summary {
    font-size: 14px;
  }

  .lan-input-logic {
    grid-template-columns: 1fr;
  }

  .lan-input-logic li {
    min-height: 0;
  }

  .lan-transfer-demo-v2 {
    padding: 15px;
    gap: 10px;
    border-radius: 15px;
  }

  .lan-transfer-demo-v2 .lan-transfer-phone {
    width: min(100%, 248px);
    min-height: 356px;
  }

  .lan-transfer-demo-v2 .lan-transfer-phone-live {
    width: 248px;
    min-height: 0;
  }

  .lan-input-live-shell {
    width: 248px;
    height: 537px;
  }

  .lan-input-live-shell iframe {
    transform: scale(0.635897);
  }

  .lan-transfer-demo-v2 .lan-transfer-pc {
    width: 100%;
    max-width: 360px;
    min-height: 244px;
  }

  .lan-transfer-demo-v2 .lan-transfer-path i {
    max-width: 126px;
  }
}

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

  .lan-button {
    transition: none;
  }

  .lan-mode-panel {
    animation: none;
  }

  .lan-transfer-input i,
  .lan-transfer-caret,
  .lan-transfer-demo.is-sending .lan-transfer-path span,
  .lan-transfer-voice > span,
  .lan-transfer-return i,
  .lan-gesture-demo span {
    animation: none;
  }

  .lan-gesture-pinch span:first-child {
    transform: translate(-46px, -33px);
  }

  .lan-gesture-pinch span:nth-child(2) {
    transform: translate(46px, 33px);
  }

  .lan-gesture-pinch i {
    opacity: 0.78;
    transform: rotate(35deg) scaleX(1);
    animation: none;
  }

  .lan-pair-window header > b i,
  .lan-pair-connected,
  .lan-pair-waiting,
  .lan-pair-phone,
  .lan-pair-phone span,
  .lan-pair-success {
    animation: none;
  }
}