:root {
  --ink: #10192c;
  --ink-soft: #192742;
  --ink-raised: #22314d;
  --paper: #f4eddf;
  --paper-light: #fffaf0;
  --paper-deep: #e8dcc9;
  --yellow: #f4c84b;
  --yellow-dark: #b78616;
  --blue: #50bde8;
  --red: #e3614a;
  --muted: #9aaac2;
  --line-dark: rgba(255, 250, 240, 0.17);
  --line-light: rgba(16, 25, 44, 0.15);
  --radius: 16px;
  --shadow-dark: 0 28px 70px rgba(2, 8, 20, 0.34);
  --policy-ink: #15213a;
  --policy-muted: #657086;
  --policy-line: #d7cbb9;
  --policy-accent: #bf8a19;
  --policy-highlight: #fff2bf;
  --contact-bg: #15213a;
  --contact-text: #fffaf0;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
}

a {
  color: inherit;
}

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

:focus-visible {
  outline: 3px solid var(--yellow);
  outline-offset: 4px;
}

/* Marketing homepage */
.landing-page {
  min-width: 320px;
  background: var(--ink);
  color: var(--paper-light);
  font-family:
    'PingFang TC',
    'Microsoft JhengHei',
    system-ui,
    -apple-system,
    sans-serif;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

.landing-page::selection {
  background: var(--yellow);
  color: var(--ink);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--line-dark);
  background: rgba(16, 25, 44, 0.96);
}

.site-header__inner,
.landing-section,
.site-footer__inner {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header__inner {
  display: flex;
  min-height: 72px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--paper-light);
  font-size: 0.94rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-decoration: none;
  white-space: nowrap;
}

.brand-lockup img {
  width: 38px;
  height: 38px;
  border: 2px solid rgba(255, 250, 240, 0.38);
  border-radius: 12px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  color: var(--muted);
  font-size: 0.9rem;
}

.site-nav a {
  text-decoration: none;
  transition:
    color 180ms ease,
    transform 180ms ease;
}

.site-nav a:hover {
  color: var(--paper-light);
  transform: translateY(-1px);
}

.site-nav .site-nav__cta {
  padding: 9px 14px;
  border-radius: var(--radius);
  background: var(--yellow);
  color: var(--ink);
  font-weight: 800;
}

.language-switch {
  min-height: 34px;
  padding: 0 11px;
  border: 1px solid rgba(255, 250, 240, 0.28);
  border-radius: 999px;
  background: transparent;
  color: var(--paper-light);
  cursor: pointer;
  font: inherit;
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.04em;
}

.language-switch:hover,
.language-switch:focus-visible {
  border-color: var(--yellow);
  background: rgba(244, 200, 75, 0.12);
  color: var(--yellow);
}

.hero {
  position: relative;
  display: grid;
  min-height: calc(100dvh - 72px);
  align-items: center;
  overflow: hidden;
  padding: 56px 0 72px;
}

.hero::after {
  position: absolute;
  right: -120px;
  bottom: -170px;
  width: 360px;
  height: 360px;
  border: 1px solid rgba(244, 200, 75, 0.28);
  border-radius: 50%;
  box-shadow:
    0 0 0 38px rgba(244, 200, 75, 0.04),
    0 0 0 76px rgba(244, 200, 75, 0.025);
  content: '';
  pointer-events: none;
}

.hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.04fr);
  align-items: center;
  gap: clamp(32px, 5vw, 72px);
}

.hero__copy {
  max-width: 590px;
}

.eyebrow {
  display: inline-flex;
  margin: 0 0 22px;
  color: var(--yellow);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.18em;
}

.hero h1 {
  max-width: none;
  margin: 0;
  color: var(--paper-light);
  font-size: clamp(2.85rem, 4.2vw, 5.6rem);
  font-weight: 900;
  letter-spacing: -0.075em;
  line-height: 1.06;
}

.hero h1 span {
  display: block;
}

.hero__lede {
  max-width: 30em;
  margin: 26px 0 0;
  color: #c8d1df;
  font-size: clamp(1.02rem, 1.6vw, 1.18rem);
  line-height: 1.85;
}

.hero__actions {
  display: grid;
  gap: 14px;
  margin-top: 32px;
}

.store-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.store-button {
  display: grid;
  min-width: 208px;
  min-height: 64px;
  grid-template-columns: 30px minmax(0, 1fr) auto;
  align-items: center;
  gap: 11px;
  padding: 9px 13px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  text-decoration: none;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease,
    background-color 180ms ease;
}

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

.store-button:active {
  transform: translateY(1px) scale(0.99);
}

.store-button--light {
  border-color: rgba(255, 250, 240, 0.42);
  background: var(--paper-light);
  color: var(--ink);
  box-shadow: 0 12px 28px rgba(2, 8, 20, 0.18);
}

.store-button--light:hover {
  border-color: var(--yellow);
  background: #fffdf8;
  box-shadow: 0 16px 34px rgba(2, 8, 20, 0.26);
}

.store-button--dark {
  border-color: rgba(255, 250, 240, 0.16);
  background: var(--ink);
  color: var(--paper-light);
}

.store-button--dark:hover {
  border-color: var(--yellow);
  background: var(--ink-soft);
  box-shadow: 0 14px 28px rgba(16, 25, 44, 0.18);
}

.store-button__icon {
  width: 29px;
  height: 29px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
}

.store-button__icon--play {
  fill: currentColor;
  stroke: none;
}

.store-button__copy {
  display: grid;
  min-width: 0;
  gap: 1px;
  line-height: 1.05;
}

.store-button__copy span {
  opacity: 0.68;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.store-button__copy strong {
  overflow: hidden;
  font-size: 1rem;
  font-weight: 900;
  letter-spacing: -0.025em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.store-button__arrow {
  opacity: 0.52;
  font-size: 0.82rem;
  font-weight: 900;
}

.hero__action-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px 18px;
  color: var(--muted);
  font-size: 0.74rem;
}

.hero__action-meta a {
  color: var(--paper-light);
  font-weight: 800;
  text-decoration-color: rgba(255, 250, 240, 0.32);
  text-underline-offset: 4px;
}

.hero__action-meta a:hover {
  color: var(--yellow);
}

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 800;
  line-height: 1;
  text-decoration: none;
  transition:
    transform 180ms ease,
    background-color 180ms ease,
    border-color 180ms ease;
  white-space: nowrap;
}

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

.button:active {
  transform: translateY(1px) scale(0.98);
}

.button--primary {
  background: var(--yellow);
  color: var(--ink);
}

.button--primary:hover {
  background: #f8d66e;
}

.button--quiet {
  border-color: var(--line-dark);
  color: var(--paper-light);
}

.button--quiet:hover {
  border-color: rgba(255, 250, 240, 0.45);
  background: var(--ink-soft);
}

.hero__visual {
  position: relative;
  margin: 0;
}

.hero__visual::before {
  position: absolute;
  top: 16px;
  right: -16px;
  bottom: -16px;
  left: 16px;
  border: 1px solid rgba(244, 200, 75, 0.38);
  border-radius: var(--radius);
  content: '';
}

.hero__visual img {
  position: relative;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  border: 7px solid var(--paper-light);
  border-radius: var(--radius);
  box-shadow: var(--shadow-dark);
  object-fit: cover;
}

.hero__visual figcaption {
  position: relative;
  z-index: 1;
  display: flex;
  max-width: 85%;
  justify-content: space-between;
  gap: 16px;
  margin: 26px 0 0 auto;
  color: var(--muted);
  font-size: 0.76rem;
}

.hero__visual figcaption strong {
  color: var(--paper-light);
  font-weight: 700;
}

.landing-section {
  padding: 120px 0;
}

.landing-section--paper {
  width: 100%;
  max-width: none;
  padding-right: max(20px, calc((100% - 1160px) / 2));
  padding-left: max(20px, calc((100% - 1160px) / 2));
  background: var(--paper);
  color: var(--ink);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 52px;
}

.section-heading h2 {
  max-width: 14em;
  margin: 0;
  font-size: clamp(2rem, 4.2vw, 4.1rem);
  font-weight: 900;
  letter-spacing: -0.065em;
  line-height: 1.08;
}

.section-heading p {
  max-width: 42em;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.8;
}

.landing-section--paper .section-heading p {
  color: #54627a;
}

.intro__layout {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(250px, 0.55fr);
  align-items: end;
  gap: clamp(40px, 9vw, 150px);
}

.intro__quote {
  margin: 0;
  padding-top: 22px;
  border-top: 4px solid var(--yellow);
  color: var(--paper-light);
  font-size: clamp(1.55rem, 3.3vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.045em;
  line-height: 1.3;
}

.intro__aside {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.85;
}

.decision__layout {
  display: grid;
  grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr);
  gap: clamp(34px, 8vw, 120px);
  align-items: start;
}

.decision__lead {
  position: sticky;
  top: 110px;
  max-width: 360px;
}

.decision__lead h2 {
  margin: 0;
  font-size: clamp(2rem, 3.5vw, 3.4rem);
  font-weight: 900;
  letter-spacing: -0.06em;
  line-height: 1.08;
}

.decision__lead p {
  margin: 22px 0 0;
  color: var(--muted);
  line-height: 1.8;
}

.decision-list {
  margin: 0;
  border-top: 1px solid var(--line-dark);
}

.decision-list__item {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr) auto;
  gap: 20px;
  align-items: center;
  padding: 25px 0;
  border-bottom: 1px solid var(--line-dark);
}

.decision-list__mark {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border: 1px solid rgba(244, 200, 75, 0.5);
  border-radius: 50%;
  color: var(--yellow);
  font-size: 0.75rem;
  font-weight: 900;
}

.decision-list__item h3 {
  margin: 0;
  color: var(--paper-light);
  font-size: 1.3rem;
  font-weight: 800;
}

.decision-list__item p {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.decision-list__arrow {
  color: var(--yellow);
  font-size: 1.4rem;
}

.gallery-section {
  padding-bottom: 138px;
}

.gallery__layout {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  gap: clamp(30px, 7vw, 90px);
  align-items: start;
}

.gallery__intro {
  max-width: 330px;
}

.gallery__intro h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.7rem);
  font-weight: 900;
  letter-spacing: -0.065em;
  line-height: 1.08;
}

.gallery__intro p {
  margin: 20px 0 0;
  color: var(--muted);
  line-height: 1.8;
}

.gallery__images {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
  gap: 18px;
  align-items: start;
}

.gallery__images figure {
  margin: 0;
}

.gallery__images figure:first-child {
  grid-row: span 2;
  padding-top: 50px;
}

.gallery__images img {
  width: 100%;
  border: 5px solid var(--ink-raised);
  border-radius: var(--radius);
  box-shadow: 0 18px 42px rgba(2, 8, 20, 0.22);
}

.gallery__images figure:first-child img {
  border-color: var(--yellow);
}

.gallery__images figcaption {
  margin-top: 11px;
  color: var(--muted);
  font-size: 0.8rem;
}

.gallery__images figure:first-child figcaption {
  color: var(--paper-light);
}

.gallery__feature-cards {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.gallery-feature-card {
  position: relative;
  display: flex;
  min-height: 214px;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  padding: 24px;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  color: var(--paper-light);
  text-decoration: none;
  transition:
    transform 180ms ease,
    border-color 180ms ease;
}

.gallery-feature-card::after {
  position: absolute;
  right: -56px;
  bottom: -72px;
  width: 190px;
  height: 190px;
  border: 1px solid rgba(16, 25, 44, 0.28);
  border-radius: 50%;
  content: '';
}

.gallery-feature-card:hover {
  border-color: var(--yellow);
  transform: translateY(-3px);
}

.gallery-feature-card--yellow {
  background: var(--yellow);
  color: var(--ink);
}

.gallery-feature-card--blue {
  background: #2a9fc7;
}

.gallery-feature-card--paper {
  grid-column: span 2;
  min-height: 166px;
  background: var(--paper);
  color: var(--ink);
}

.gallery-feature-card h3 {
  position: relative;
  z-index: 1;
  margin: 22px 0 0;
  font-size: clamp(1.45rem, 2.6vw, 2.25rem);
  font-weight: 900;
  letter-spacing: -0.06em;
  line-height: 1.05;
}

.gallery-feature-card p {
  position: relative;
  z-index: 1;
  margin: 9px 0 0;
  opacity: 0.74;
  font-size: 0.94rem;
}

.gallery-feature-card__link {
  position: relative;
  z-index: 1;
  margin-top: 22px;
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.live-screens-section {
  overflow: hidden;
  padding-top: 138px;
  background:
    radial-gradient(circle at 90% 18%, rgba(80, 189, 232, 0.12), transparent 30%), var(--ink-soft);
}

.live-screens__layout {
  display: grid;
  grid-template-columns: minmax(230px, 0.68fr) minmax(0, 1.32fr);
  gap: clamp(34px, 7vw, 94px);
  align-items: start;
}

.live-screens__intro {
  position: sticky;
  top: 110px;
  max-width: 350px;
}

.live-screens__intro h2 {
  margin: 0;
  color: var(--paper-light);
  font-size: clamp(2rem, 3.8vw, 3.8rem);
  font-weight: 900;
  letter-spacing: -0.065em;
  line-height: 1.08;
}

.live-screens__intro p:not(.eyebrow) {
  margin: 22px 0 28px;
  color: var(--muted);
  line-height: 1.8;
}

.live-screens__rail {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(12px, 2vw, 24px);
  align-items: start;
}

.device-shot {
  min-width: 0;
  margin: 0;
}

.device-shot:nth-child(2) {
  padding-top: 62px;
}

.device-shot__frame {
  position: relative;
  padding: 8px;
  border: 1px solid rgba(255, 250, 240, 0.36);
  border-radius: 28px;
  background: linear-gradient(145deg, #354663, #121d32);
  box-shadow: 0 24px 48px rgba(2, 8, 20, 0.38);
}

.device-shot__frame::before {
  position: absolute;
  z-index: 2;
  top: 14px;
  left: 50%;
  width: 32%;
  height: 18px;
  border-radius: 999px;
  background: #080d18;
  content: '';
  transform: translateX(-50%);
}

.device-shot__frame img {
  width: 100%;
  height: auto;
  aspect-ratio: 393 / 852;
  border-radius: 21px;
  object-fit: contain;
}

.device-shot figcaption {
  display: grid;
  gap: 3px;
  margin: 16px 4px 0;
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.45;
}

.device-shot figcaption strong {
  color: var(--paper-light);
  font-size: 0.82rem;
}

.systems-section {
  padding-top: 108px;
  padding-bottom: 108px;
}

.systems__heading {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.55fr);
  gap: clamp(38px, 8vw, 120px);
  align-items: end;
  margin-bottom: 72px;
}

.systems__eyebrow {
  margin: 0 0 18px;
  color: var(--yellow-dark);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.16em;
}

.systems__heading h2 {
  margin: 0;
  white-space: pre-line;
  font-size: clamp(2.3rem, 4.5vw, 4.6rem);
  font-weight: 950;
  letter-spacing: -0.075em;
  line-height: 1.04;
}

.systems__heading > p {
  margin: 0;
  color: #54627a;
  line-height: 1.85;
}

.systems-groups {
  display: grid;
  gap: 70px;
}

.systems-group {
  display: grid;
  grid-template-columns: minmax(210px, 0.38fr) minmax(0, 1.62fr);
  gap: clamp(28px, 5vw, 70px);
  padding-top: 24px;
  border-top: 1px solid rgba(16, 25, 44, 0.22);
}

.systems-group__header {
  display: block;
}

.systems-group__header p {
  margin: 0 0 8px;
  color: #69758a;
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.14em;
}

.systems-group__header h3 {
  margin: 0;
  font-size: clamp(1.35rem, 2.2vw, 2rem);
  font-weight: 900;
  letter-spacing: -0.045em;
  line-height: 1.18;
}

.systems-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.system-card {
  display: flex;
  min-width: 0;
  min-height: 238px;
  flex-direction: column;
  padding: 22px;
  border: 1px solid rgba(16, 25, 44, 0.16);
  border-radius: var(--radius);
  background: rgba(255, 250, 240, 0.62);
  color: var(--ink);
  text-decoration: none;
  transition:
    border-color 180ms ease,
    box-shadow 180ms ease,
    transform 180ms ease;
}

.system-card:hover {
  border-color: var(--yellow-dark);
  box-shadow: 0 14px 34px rgba(16, 25, 44, 0.1);
  transform: translateY(-2px);
}

.system-card h4 {
  margin: 0;
  font-size: 1.08rem;
  font-weight: 900;
  letter-spacing: -0.025em;
}

.system-card p {
  margin: 10px 0 0;
  color: #5a667b;
  font-size: 0.88rem;
  line-height: 1.7;
}

.system-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 18px;
}

.system-card__tags span {
  padding: 5px 8px;
  border-radius: 999px;
  background: rgba(16, 25, 44, 0.07);
  color: #344158;
  font-size: 0.68rem;
  font-weight: 800;
}

.system-card__open {
  margin-top: auto;
  padding-top: 22px;
  color: var(--yellow-dark);
  font-size: 0.7rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.systems__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  margin-top: 72px;
  padding: 28px;
  border-radius: var(--radius);
  background: var(--ink);
  color: var(--paper-light);
}

.systems__foot p {
  max-width: 48em;
  margin: 0;
  color: #c4cedd;
  font-size: 0.9rem;
}

.button--systems {
  flex: 0 0 auto;
  border-color: rgba(255, 250, 240, 0.25);
  color: var(--paper-light);
}

.button--systems:hover {
  border-color: var(--yellow);
  background: var(--yellow);
  color: var(--ink);
}

.download-section {
  position: relative;
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto 120px;
  overflow: hidden;
  padding: clamp(34px, 6vw, 68px);
  border-radius: var(--radius);
  background: var(--yellow);
  color: var(--ink);
  scroll-margin-top: 72px;
}

.download-section::before,
.download-section::after {
  position: absolute;
  border: 1px solid rgba(16, 25, 44, 0.18);
  border-radius: 50%;
  content: '';
  pointer-events: none;
}

.download-section::before {
  top: -130px;
  left: -100px;
  width: 320px;
  height: 320px;
}

.download-section::after {
  right: -70px;
  bottom: -150px;
  width: 280px;
  height: 280px;
  box-shadow: 0 0 0 34px rgba(16, 25, 44, 0.035);
}

.download-section__layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(420px, 1.1fr);
  align-items: center;
  gap: clamp(36px, 7vw, 96px);
}

.download-section__eyebrow {
  margin: 0 0 16px;
  font-size: 0.69rem;
  font-weight: 950;
  letter-spacing: 0.18em;
}

.download-section h2 {
  max-width: 9em;
  margin: 0;
  font-size: clamp(2rem, 4.3vw, 4rem);
  font-weight: 900;
  letter-spacing: -0.07em;
  line-height: 1.08;
}

.download-section__copy > p:last-child {
  max-width: 31em;
  margin: 18px 0 0;
  color: rgba(16, 25, 44, 0.72);
  line-height: 1.75;
}

.download-card {
  padding: 22px;
  border: 1px solid rgba(16, 25, 44, 0.14);
  border-radius: var(--radius);
  background: rgba(255, 250, 240, 0.83);
  box-shadow: 0 22px 45px rgba(16, 25, 44, 0.14);
}

.download-card__app {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 18px;
}

.download-card__app img {
  width: 64px;
  height: 64px;
  border: 1px solid rgba(16, 25, 44, 0.16);
  border-radius: 17px;
  box-shadow: 0 8px 18px rgba(16, 25, 44, 0.15);
}

.download-card__app div {
  display: grid;
  min-width: 0;
  gap: 2px;
}

.download-card__app strong {
  font-size: 1.08rem;
  font-weight: 950;
}

.download-card__app span {
  color: rgba(16, 25, 44, 0.62);
  font-size: 0.78rem;
}

.store-links--download {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.store-links--download .store-button {
  min-width: 0;
}

.download-card__note {
  margin: 14px 2px 0;
  color: rgba(16, 25, 44, 0.56);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.03em;
}

.site-footer {
  border-top: 1px solid var(--line-dark);
  color: var(--muted);
}

.site-footer__inner {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 30px;
  padding: 36px 0 46px;
}

.site-footer__copy {
  margin: 0;
  font-size: 0.82rem;
}

.site-footer__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px 20px;
  font-size: 0.82rem;
}

.site-footer__links a {
  text-decoration: none;
}

.site-footer__links a:hover {
  color: var(--paper-light);
}

@media (prefers-reduced-motion: no-preference) {
  .hero__copy,
  .hero__visual {
    animation: rise-in 700ms cubic-bezier(0.16, 1, 0.3, 1) both;
  }

  .hero__visual {
    animation-delay: 100ms;
  }

  @keyframes rise-in {
    from {
      opacity: 0;
      transform: translateY(18px);
    }

    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  .hero__visual img {
    animation: settle 900ms 160ms cubic-bezier(0.16, 1, 0.3, 1) both;
  }

  @keyframes settle {
    from {
      opacity: 0;
      transform: scale(0.97);
    }

    to {
      opacity: 1;
      transform: scale(1);
    }
  }
}

@media (max-width: 800px) {
  .site-header__inner,
  .landing-section,
  .site-footer__inner,
  .hero__grid {
    width: min(100% - 32px, 620px);
  }

  .site-header__inner {
    min-height: 64px;
  }

  .site-nav {
    gap: 12px;
  }

  .site-nav a:not(.site-nav__cta) {
    display: none;
  }

  .hero {
    min-height: auto;
    padding: 48px 0 76px;
  }

  .hero__grid,
  .intro__layout,
  .decision__layout,
  .gallery__layout,
  .systems__heading,
  .systems-group {
    grid-template-columns: 1fr;
  }

  .hero__grid {
    gap: 54px;
  }

  .hero h1 {
    font-size: clamp(2.6rem, 10.8vw, 4.5rem);
  }

  .hero__visual {
    max-width: 620px;
    margin: 0 auto;
  }

  .landing-section {
    padding: 82px 0;
  }

  .landing-section--paper {
    padding-right: 16px;
    padding-left: 16px;
  }

  .intro__layout {
    gap: 34px;
  }

  .decision__lead {
    position: static;
  }

  .gallery__layout {
    gap: 42px;
  }

  .live-screens-section {
    padding-top: 82px;
  }

  .live-screens__layout {
    grid-template-columns: 1fr;
    gap: 42px;
  }

  .live-screens__intro {
    position: static;
    max-width: 620px;
  }

  .live-screens__rail {
    display: grid;
    grid-template-columns: 1fr;
    gap: 42px;
    width: 100%;
    margin: 0;
    padding: 0;
    overflow: visible;
  }

  .device-shot,
  .device-shot:nth-child(2) {
    width: 100%;
    padding-top: 0;
  }

  .device-shot__frame {
    width: min(100%, 320px);
    margin: 0 auto;
  }

  .systems-section {
    padding-top: 72px;
  }

  .systems__heading {
    gap: 24px;
    margin-bottom: 54px;
  }

  .systems-groups {
    gap: 52px;
  }

  .systems-group {
    gap: 24px;
  }

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

  .download-section {
    width: min(100% - 32px, 620px);
    margin-bottom: 76px;
    scroll-margin-top: 64px;
  }

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

  .download-section__copy {
    max-width: 520px;
  }

  .site-footer__inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-footer__links {
    justify-content: flex-start;
  }
}

@media (max-width: 520px) {
  .brand-lockup {
    font-size: 0.86rem;
  }

  .brand-lockup img {
    width: 34px;
    height: 34px;
  }

  .site-nav__cta {
    padding: 9px 11px !important;
    font-size: 0.82rem;
  }

  .hero__actions {
    gap: 12px;
  }

  .store-links,
  .store-links--download {
    grid-template-columns: 1fr;
    flex-direction: column;
  }

  .store-button {
    width: 100%;
  }

  .hero__action-meta {
    align-items: flex-start;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .decision-list__item {
    grid-template-columns: 50px minmax(0, 1fr);
    gap: 12px;
  }

  .decision-list__arrow {
    display: none;
  }

  .decision-list__item h3 {
    font-size: 1.12rem;
  }

  .gallery__images {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .gallery__images figure:first-child {
    padding-top: 30px;
  }

  .gallery__images figcaption {
    font-size: 0.7rem;
  }

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

  .system-card {
    padding: 20px;
  }

  .systems__foot {
    margin-top: 54px;
    padding: 22px;
  }

  .download-section {
    padding: 28px 20px;
  }

  .download-card {
    padding: 17px;
  }
}

/* Policy pages */
.policy-page {
  min-width: 320px;
  padding: 0;
  background: var(--paper);
  color: var(--policy-ink);
  font-family:
    'PingFang TC',
    'Microsoft JhengHei',
    system-ui,
    -apple-system,
    sans-serif;
  line-height: 1.8;
  text-rendering: optimizeLegibility;
}

.policy-page::selection {
  background: var(--yellow);
  color: var(--ink);
}

.policy-shell {
  width: min(100% - 40px, 1080px);
  margin: 0 auto;
  padding: 22px 0 70px;
  border-radius: 0 0 24px 24px;
  background: var(--paper-light);
  box-shadow: 0 22px 55px rgba(16, 25, 44, 0.08);
}

.policy-header {
  display: flex;
  min-height: 58px;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border-bottom: 1px solid var(--policy-line);
}

.policy-header .brand-lockup {
  color: var(--policy-ink);
}

.policy-header .brand-lockup img {
  width: 32px;
  height: 32px;
  border-color: rgba(16, 25, 44, 0.2);
}

.policy-back {
  color: var(--policy-muted);
  font-size: 0.86rem;
  text-decoration: none;
}

.policy-back:hover {
  color: var(--policy-ink);
}

.policy-page .languages {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
  margin: 27px 0 54px;
}

.policy-page .languages a {
  padding: 7px 12px;
  border: 1px solid var(--policy-line);
  border-radius: var(--radius);
  color: var(--policy-muted);
  font-size: 0.82rem;
  text-decoration: none;
  transition:
    border-color 180ms ease,
    color 180ms ease,
    background-color 180ms ease;
}

.policy-page .languages a:hover,
.policy-page .languages a[aria-current='page'] {
  border-color: var(--policy-ink);
  background: var(--policy-ink);
  color: var(--paper-light);
}

.legal-tools {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  margin: 27px 0 54px;
}

.legal-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.legal-nav a {
  padding: 7px 12px;
  border: 1px solid var(--policy-line);
  border-radius: var(--radius);
  color: var(--policy-muted);
  font-size: 0.82rem;
  text-decoration: none;
  transition:
    border-color 180ms ease,
    color 180ms ease,
    background-color 180ms ease;
}

.legal-nav a:hover,
.legal-nav a[aria-current='page'] {
  border-color: var(--policy-ink);
  background: var(--policy-ink);
  color: var(--paper-light);
}

.policy-page .legal-tools .languages {
  flex: 0 0 auto;
  margin: 0;
}

.policy-page h1 {
  max-width: 760px;
  margin: 0;
  color: var(--policy-ink);
  font-size: clamp(2.8rem, 7vw, 5.8rem);
  font-weight: 900;
  letter-spacing: -0.08em;
  line-height: 1.02;
}

.policy-page h1::after {
  display: block;
  width: 76px;
  height: 7px;
  margin-top: 21px;
  border-radius: 999px;
  background: var(--policy-accent);
  content: '';
}

.policy-page .meta {
  margin: 22px 0 28px;
  color: var(--policy-muted);
  font-size: 0.9rem;
  line-height: 1.85;
}

.policy-page .notice {
  margin: 28px 0 66px;
  padding: 22px 24px;
  border-left: 6px solid var(--policy-accent);
  border-radius: var(--radius);
  background: var(--policy-highlight);
  color: #4d401f;
}

.policy-page h2 {
  margin: 64px 0 16px;
  padding-top: 17px;
  padding-bottom: 0;
  border-top: 1px solid var(--policy-line);
  border-bottom: 0;
  color: var(--policy-ink);
  font-size: clamp(1.42rem, 2.5vw, 2rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1.25;
}

.policy-page h3 {
  margin: 38px 0 9px;
  color: var(--policy-ink);
  font-size: 1.12rem;
  font-weight: 800;
  line-height: 1.4;
}

.policy-page p,
.policy-page ul,
.policy-page table {
  margin: 0 0 17px;
}

.policy-page p,
.policy-page li {
  color: #3e4a60;
  font-size: 0.99rem;
}

.policy-page ul {
  padding-left: 1.35rem;
}

.policy-page li {
  margin-bottom: 8px;
  padding-left: 4px;
}

.policy-page li::marker {
  color: var(--policy-accent);
}

.policy-page a {
  color: #805d0e;
  text-underline-offset: 3px;
}

.policy-page table {
  display: block;
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--policy-line);
  border-radius: var(--radius);
  border-spacing: 0;
  border-collapse: separate;
  background: rgba(255, 250, 240, 0.44);
}

.policy-page th,
.policy-page td {
  min-width: 180px;
  padding: 15px 16px;
  border-right: 1px solid var(--policy-line);
  border-bottom: 1px solid var(--policy-line);
  text-align: left;
  vertical-align: top;
}

.policy-page th:last-child,
.policy-page td:last-child {
  border-right: 0;
}

.policy-page tr:last-child td {
  border-bottom: 0;
}

.policy-page th {
  background: var(--paper-deep);
  color: var(--policy-ink);
  font-size: 0.84rem;
  font-weight: 900;
  white-space: nowrap;
}

.policy-page td {
  color: #3e4a60;
  font-size: 0.92rem;
  line-height: 1.7;
}

.policy-page .contact {
  margin-top: 68px;
  padding: 4px 26px 25px;
  border-radius: var(--radius);
  background: var(--contact-bg);
}

.policy-page .contact h2 {
  border-top-color: rgba(255, 250, 240, 0.22);
  color: var(--contact-text);
}

.policy-page .contact p,
.policy-page .contact a {
  color: #d7deea;
}

.terms-page
  .policy-shell
  > :is(h1, .meta, .notice, .terms-index, h2, h3, p, ul, .contact, .legal-footer) {
  width: min(100%, 820px);
  margin-right: auto;
  margin-left: auto;
}

.privacy-page
  .policy-shell
  > :is(h1, .meta, .notice, h2, h3, p, ul, table, .contact, .legal-footer) {
  width: min(100%, 820px);
  margin-right: auto;
  margin-left: auto;
}

.deletion-page
  .policy-shell
  > :is(
    h1,
    .meta,
    .notice,
    .deletion-summary,
    h2,
    .deletion-steps,
    .deletion-request,
    .deletion-timeline,
    .deletion-scope,
    .contact,
    .legal-footer
  ) {
  width: min(100%, 820px);
  margin-right: auto;
  margin-left: auto;
}

.deletion-page h2 {
  scroll-margin-top: 24px;
}

.deletion-page .deletion-warning {
  margin-bottom: 34px;
  border-left-color: var(--coral);
  background: #ffe9e3;
  color: #6c2c23;
}

.deletion-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 70px;
  border-top: 1px solid var(--policy-line);
  border-bottom: 1px solid var(--policy-line);
}

.deletion-summary div {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 4px;
  padding: 20px 18px;
  border-right: 1px solid var(--policy-line);
}

.deletion-summary div:first-child {
  padding-left: 0;
}

.deletion-summary div:last-child {
  padding-right: 0;
  border-right: 0;
}

.deletion-summary span {
  color: var(--policy-accent);
  font-size: 0.7rem;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.deletion-summary strong {
  color: var(--policy-ink);
  font-size: 0.96rem;
  line-height: 1.4;
}

.deletion-summary small {
  color: var(--policy-muted);
  font-size: 0.76rem;
  line-height: 1.5;
}

.deletion-steps {
  border-bottom: 1px solid var(--policy-line);
}

.deletion-step {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 20px;
  padding: 26px 0 20px;
  border-top: 1px solid var(--policy-line);
}

.deletion-step__number {
  color: var(--policy-accent);
  font-size: 0.74rem;
  font-weight: 900;
  letter-spacing: 0.14em;
}

.deletion-step h3 {
  margin: -4px 0 12px;
}

.deletion-step ul {
  margin-bottom: 0;
}

.deletion-request {
  margin-top: 72px;
  padding: 32px;
  border-radius: var(--radius);
  background: var(--contact-bg);
  color: var(--contact-text);
}

.deletion-request .deletion-request__label {
  margin-bottom: 8px;
  color: var(--yellow);
  font-size: 0.67rem;
  font-weight: 900;
  letter-spacing: 0.17em;
}

.deletion-request h2 {
  margin: 0 0 14px;
  padding: 0;
  border: 0;
  color: var(--contact-text);
}

.deletion-request p {
  max-width: 610px;
  color: #c6d0df;
}

.deletion-request__button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  margin-top: 7px;
  padding: 12px 18px;
  border: 1px solid var(--yellow);
  border-radius: var(--radius);
  background: var(--yellow);
  color: var(--ink) !important;
  font-size: 0.86rem;
  font-weight: 900;
  text-decoration: none;
  transition:
    background-color 180ms ease,
    transform 180ms ease;
}

.deletion-request__button:hover {
  background: #ffda69;
}

.deletion-request__button:active {
  transform: translateY(1px);
}

.deletion-timeline {
  display: grid;
  padding-left: 0 !important;
  border-bottom: 1px solid var(--policy-line);
  list-style: none;
}

.deletion-timeline li {
  display: grid;
  grid-template-columns: minmax(150px, 0.42fr) minmax(0, 1fr);
  gap: 22px;
  margin: 0;
  padding: 18px 0;
  border-top: 1px solid var(--policy-line);
}

.deletion-timeline strong {
  color: var(--policy-ink);
}

.deletion-timeline span {
  color: var(--policy-muted);
}

.deletion-scope {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--policy-line);
  border-radius: var(--radius);
  background: var(--policy-line);
}

.deletion-scope section {
  padding: 6px 24px 20px;
  background: var(--paper-light);
}

.deletion-scope h3 {
  margin-top: 21px;
}

.deletion-scope ul {
  margin-bottom: 0;
}

.deletion-page .deletion-tip {
  margin-top: 34px;
  margin-bottom: 68px;
}

.terms-page h2 {
  scroll-margin-top: 24px;
}

.terms-page .terms-warning {
  margin-top: 24px;
  margin-bottom: 32px;
  border-left-color: var(--coral);
  background: #ffe9e3;
  color: #6c2c23;
}

.terms-page .terms-warning ul {
  margin-top: 12px;
  margin-bottom: 0;
}

.terms-index {
  margin-top: -28px;
  margin-bottom: 70px;
  padding-top: 22px;
  border-top: 1px solid var(--policy-line);
}

.terms-index__label {
  color: var(--policy-accent) !important;
  font-size: 0.7rem !important;
  font-weight: 900;
  letter-spacing: 0.14em;
}

.terms-index__links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: 28px;
}

.terms-index__links a {
  display: grid;
  min-width: 0;
  grid-template-columns: 38px minmax(0, 1fr);
  align-items: baseline;
  gap: 10px;
  padding: 10px 0;
  border-top: 1px solid var(--policy-line);
  color: var(--policy-ink);
  font-size: 0.88rem;
  font-weight: 800;
  text-decoration: none;
}

.terms-index__links a:hover {
  color: var(--policy-accent);
}

.terms-index__links span {
  color: var(--policy-muted);
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.legal-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 74px;
  padding-top: 24px;
  border-top: 1px solid var(--policy-line);
  color: var(--policy-muted);
  font-size: 0.78rem;
}

.legal-footer a {
  color: var(--policy-muted);
  text-decoration: none;
}

.legal-footer a:hover {
  color: var(--policy-ink);
}

@media (prefers-color-scheme: dark) {
  .policy-page {
    --paper: #141c2e;
    --paper-light: #202c43;
    --paper-deep: #263650;
    --policy-ink: #f4eddf;
    --policy-muted: #aab7cb;
    --policy-line: rgba(244, 237, 223, 0.18);
    --policy-highlight: #3c341e;
  }

  .policy-page p,
  .policy-page li,
  .policy-page td {
    color: #c6d0df;
  }

  .policy-page .notice {
    color: #f3dda0;
  }

  .terms-page .terms-warning {
    background: #4a2929;
    color: #ffc5ba;
  }

  .deletion-page .deletion-warning {
    background: #4a2929;
    color: #ffc5ba;
  }

  .policy-page table {
    background: rgba(32, 44, 67, 0.58);
  }
}

@media (max-width: 640px) {
  .policy-shell {
    width: min(100% - 32px, 560px);
    padding-top: 14px;
  }

  .policy-header {
    min-height: 52px;
  }

  .policy-back {
    font-size: 0.78rem;
  }

  .policy-page .languages {
    justify-content: flex-start;
    margin: 22px 0 42px;
  }

  .legal-tools {
    align-items: flex-start;
    flex-direction: column;
    margin: 22px 0 42px;
  }

  .legal-nav {
    width: 100%;
  }

  .policy-page .legal-tools .languages {
    width: 100%;
  }

  .policy-page h1 {
    font-size: clamp(2.7rem, 15vw, 4.2rem);
  }

  .policy-page .notice {
    padding: 18px;
  }

  .policy-page h2 {
    margin-top: 50px;
  }

  .policy-page .contact {
    padding-right: 18px;
    padding-left: 18px;
  }

  .terms-index {
    margin-top: -12px;
    margin-bottom: 54px;
  }

  .terms-index__links {
    grid-template-columns: 1fr;
  }

  .deletion-summary {
    grid-template-columns: 1fr;
  }

  .deletion-summary div,
  .deletion-summary div:first-child,
  .deletion-summary div:last-child {
    padding: 16px 0;
    border-right: 0;
    border-bottom: 1px solid var(--policy-line);
  }

  .deletion-summary div:last-child {
    border-bottom: 0;
  }

  .deletion-step {
    grid-template-columns: 38px minmax(0, 1fr);
    gap: 10px;
  }

  .deletion-request {
    padding: 24px 20px;
  }

  .deletion-request__button {
    width: 100%;
  }

  .deletion-timeline li {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .deletion-scope {
    grid-template-columns: 1fr;
  }

  .legal-footer {
    align-items: flex-start;
    flex-direction: column;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}