:root {
  --ix-blue: #0066cc;
  --ix-blue-focus: #0071e3;
  --ix-blue-dark: #2997ff;

  --ix-white: #ffffff;
  --ix-parchment: #f5f5f7;
  --ix-pearl: #fafafc;

  --ix-black: #000000;
  --ix-ink: #1d1d1f;
  --ix-tile-1: #272729;
  --ix-tile-2: #2a2a2c;
  --ix-tile-3: #252527;

  --ix-muted: #7a7a7a;
  --ix-muted-dark: #cccccc;
  --ix-hairline: #e0e0e0;
  --ix-divider-soft: rgba(0,0,0,.04);

  --ix-radius-sm: 8px;
  --ix-radius-md: 11px;
  --ix-radius-lg: 18px;
  --ix-radius-pill: 9999px;

  --ix-shadow-product: rgba(0,0,0,.22) 3px 5px 30px 0;

  --ix-section: 80px;
  --ix-card-pad: 24px;

  --ix-font: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter", "Noto Sans TC", "Noto Sans JP", sans-serif;
  --ix-display: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Display", "Inter", "Noto Sans TC", "Noto Sans JP", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--ix-parchment);
  color: var(--ix-ink);
  font-family: var(--ix-font);
  -webkit-font-smoothing: antialiased;
  text-rendering: geometricPrecision;
}

body {
  margin: 0;
  background: var(--ix-parchment);
  color: var(--ix-ink);
  font-size: 17px;
  line-height: 1.47;
  letter-spacing: -0.374px;
}

a {
  color: var(--ix-blue);
  text-decoration: none;
}

a:hover {
  text-decoration: none;
}

.ix-global-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: 44px;
  background: var(--ix-black);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  line-height: 1;
  letter-spacing: -0.12px;
}

.ix-nav-inner {
  width: min(1200px, 100%);
  padding: 0 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ix-nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
}

.ix-nav-links a,
.ix-global-nav a {
  color: rgba(255,255,255,.82);
}

.ix-sub-nav {
  position: sticky;
  top: 44px;
  z-index: 90;
  height: 52px;
  background: rgba(245,245,247,.8);
  backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid rgba(0,0,0,.08);
  display: flex;
  align-items: center;
  justify-content: center;
}

.ix-sub-nav-inner {
  width: min(1200px, 100%);
  padding: 0 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ix-sub-title {
  font-size: 21px;
  line-height: 1.19;
  font-weight: 600;
  letter-spacing: .231px;
}

.ix-sub-links {
  display: flex;
  gap: 18px;
  align-items: center;
  font-size: 14px;
  line-height: 1.29;
  letter-spacing: -0.224px;
}

.ix-hero-display {
  font-family: var(--ix-display);
  font-size: clamp(40px, 6vw, 56px);
  line-height: 1.07;
  font-weight: 600;
  letter-spacing: -0.28px;
}

.ix-display-lg {
  font-family: var(--ix-display);
  font-size: clamp(34px, 4.4vw, 40px);
  line-height: 1.1;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.ix-lead {
  font-size: clamp(21px, 2.5vw, 28px);
  line-height: 1.14;
  font-weight: 400;
  letter-spacing: .196px;
}

.ix-body {
  font-size: 17px;
  line-height: 1.47;
  font-weight: 400;
  letter-spacing: -0.374px;
}

.ix-caption {
  font-size: 14px;
  line-height: 1.43;
  font-weight: 400;
  letter-spacing: -0.224px;
}

.ix-tile {
  min-height: 92vh;
  padding: var(--ix-section) 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}

.ix-tile-light {
  background: var(--ix-white);
  color: var(--ix-ink);
}

.ix-tile-parchment {
  background: var(--ix-parchment);
  color: var(--ix-ink);
}

.ix-tile-dark {
  background: var(--ix-tile-1);
  color: #fff;
}

.ix-tile-dark a {
  color: var(--ix-blue-dark);
}

.ix-tile-inner {
  width: min(980px, 100%);
  margin: 0 auto;
}

.ix-kicker {
  margin-bottom: 18px;
  font-size: 12px;
  line-height: 1;
  letter-spacing: .32em;
  text-transform: uppercase;
  color: rgba(0,0,0,.35);
}

.ix-tile-dark .ix-kicker {
  color: rgba(255,255,255,.38);
}

.ix-muted {
  color: rgba(29,29,31,.55);
}

.ix-tile-dark .ix-muted {
  color: rgba(255,255,255,.66);
}

.ix-cta-row {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.ix-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border-radius: var(--ix-radius-pill);
  padding: 11px 22px;
  font-size: 17px;
  line-height: 1;
  letter-spacing: -0.374px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .16s ease;
}

.ix-btn:active {
  transform: scale(.95);
}

.ix-btn:focus-visible {
  outline: 2px solid var(--ix-blue-focus);
  outline-offset: 2px;
}

.ix-btn-primary {
  background: var(--ix-blue);
  color: #fff;
}

.ix-btn-secondary {
  background: transparent;
  color: var(--ix-blue);
  border-color: var(--ix-blue);
}

.ix-btn-pearl {
  background: var(--ix-pearl);
  color: #333;
  border: 3px solid var(--ix-divider-soft);
  border-radius: var(--ix-radius-md);
  padding: 8px 14px;
  font-size: 14px;
}

.ix-card-grid {
  width: min(1440px, 100%);
  margin: 48px auto 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.ix-card {
  background: #fff;
  border: 1px solid var(--ix-hairline);
  border-radius: var(--ix-radius-lg);
  padding: var(--ix-card-pad);
  box-shadow: none;
}

.ix-product-shadow {
  filter: drop-shadow(var(--ix-shadow-product));
}

.ix-product-frame {
  margin: 48px auto 0;
  width: min(420px, 72vw);
  aspect-ratio: 4 / 5;
  border-radius: 42px;
  background: linear-gradient(180deg, #fafafc, #d8d8dc);
  box-shadow: var(--ix-shadow-product);
}

.ix-footer {
  background: var(--ix-parchment);
  color: #333;
  padding: 64px 24px;
  font-size: 12px;
  line-height: 1.5;
}

.ix-footer-inner {
  width: min(1200px, 100%);
  margin: 0 auto;
}

@media (max-width: 833px) {
  .ix-nav-links,
  .ix-sub-links {
    display: none;
  }

  .ix-tile {
    min-height: auto;
    padding: 56px 20px;
  }

  .ix-card-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 419px) {
  .ix-hero-display {
    font-size: 28px;
  }

  .ix-display-lg {
    font-size: 28px;
  }

  .ix-lead {
    font-size: 19px;
  }
}