@import url('https://fonts.googleapis.com/css2?family=Changa+One&family=Noto+Sans+TC:wght@400;500;600;700;800&family=Noto+Sans+JP:wght@400;500;700&family=Inter:wght@400;500;600;700;800;900&display=swap');

:root {
  --c-bg: #ffffff;
  --c-bg-soft: #f7f7f5;
  --c-bg-paper: #f9f4f0;
  --c-bg-blue-soft: #f4f7fb;
  --c-ink: #1f1f1f;
  --c-ink-2: #262626;
  --c-text: #333333;
  --c-muted: #6b6b6b;
  --c-muted-2: #8d8d8d;
  --c-line: rgba(31, 31, 31, 0.14);
  --c-line-strong: rgba(31, 31, 31, 0.28);
  --c-charcoal: #262626;
  --c-blue: #0071bc;
  --c-blue-dark: #005a94;
  --c-blue-wash: rgba(0, 113, 188, 0.08);
  --c-red-accent: #d8432e;
  --font-sans: "Noto Sans TC", "Noto Sans JP", "Noto Sans", "PingFang TC", "Hiragino Sans", "Microsoft JhengHei", "Yu Gothic UI", Meiryo, sans-serif;
  --font-latin: "Inter", "Manrope", "Noto Sans", system-ui, sans-serif;
  --font-number: "Changa One", "Inter", system-ui, sans-serif;
  --container: min(1120px, calc(100vw - 48px));
  --container-wide: min(1360px, calc(100vw - 40px));
  --section-y: clamp(88px, 10vw, 156px);
  --section-y-compact: clamp(56px, 7vw, 96px);
  --header-h: 78px;
  --ease: cubic-bezier(.2,.7,.2,1);
}

* { box-sizing: border-box; }

html:lang(zh-Hant), html:lang(ja), html:lang(en) {
  line-break: strict;
  word-break: normal;
  overflow-wrap: anywhere;
  font-kerning: auto;
}

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 20px); }
body {
  margin: 0;
  background: var(--c-bg);
  color: var(--c-ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  letter-spacing: 0.01em;
  text-rendering: optimizeLegibility;
}

body.is-menu-open { overflow: hidden; }
img { max-width: 100%; display: block; }
a { color: inherit; }
button, input, textarea, select { font: inherit; }

.skip-link {
  position: fixed;
  left: 16px;
  top: 16px;
  z-index: 1000;
  transform: translateY(-140%);
  padding: 10px 14px;
  background: var(--c-blue);
  color: #fff;
  text-decoration: none;
  border-radius: 999px;
}
.skip-link:focus { transform: translateY(0); }

.container { width: var(--container); margin-inline: auto; }
.container-wide { width: var(--container-wide); margin-inline: auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,.94);
  border-bottom: 1px solid var(--c-line);
  backdrop-filter: blur(16px);
  transition: box-shadow .2s ease, background-color .2s ease;
}
.site-header.is-scrolled { box-shadow: 0 8px 24px rgba(0,0,0,.05); }
.header-inner {
  min-height: var(--header-h);
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 28px;
  width: var(--container-wide);
  margin-inline: auto;
}
.brand {
  display: inline-flex;
  align-items: center;
  width: min(220px, 42vw);
  min-width: 160px;
  text-decoration: none;
}
.brand-logo {
  width: 100%;
  max-height: 42px;
  object-fit: contain;
  object-position: left center;
}
.site-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(14px, 2vw, 30px);
  font-size: 14px;
  font-weight: 600;
}
.site-nav > a {
  position: relative;
  color: var(--c-ink-2);
  text-decoration: none;
  white-space: nowrap;
  padding: 8px 0;
}
.site-nav > a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 2px;
  height: 1px;
  background: var(--c-blue);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .22s var(--ease);
}
.site-nav > a:hover::after { transform: scaleX(1); }
.nav-actions { display: inline-flex; align-items: center; gap: 14px; }
.language-switch {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--c-line);
  border-radius: 999px;
  padding: 3px;
  background: #fff;
}
.lang-btn {
  border: 0;
  background: transparent;
  color: var(--c-muted);
  border-radius: 999px;
  padding: 5px 9px;
  font-family: var(--font-latin);
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
}
.lang-btn.is-active { background: var(--c-blue); color: #fff; }
.mobile-language-switch { display: none; }
.menu-toggle { display: none; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 46px;
  padding: 0 24px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-decoration: none;
  cursor: pointer;
  transition: background-color .2s ease, color .2s ease, border-color .2s ease, transform .2s ease;
}
.btn::after { content: "→"; font-family: var(--font-latin); line-height: 1; }
.btn--small { min-height: 40px; padding-inline: 18px; font-size: 13px; }
.btn--dark { background: var(--c-charcoal); color: #fff; }
.btn--dark:hover { background: #000; transform: translateX(2px); }
.btn--blue { background: var(--c-blue); color: #fff; }
.btn--blue:hover { background: var(--c-blue-dark); transform: translateX(2px); }
.btn--ghost { background: #fff; color: var(--c-ink); border-color: var(--c-line-strong); }
.btn--ghost:hover { border-color: var(--c-blue); color: var(--c-blue); }

.hero {
  position: relative;
  min-height: calc(100vh - var(--header-h));
  padding: clamp(54px, 8vw, 116px) 0 56px;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, transparent 0 calc(100% - 1px), rgba(31,31,31,.045) calc(100% - 1px)),
    linear-gradient(0deg, transparent 0 calc(100% - 1px), rgba(31,31,31,.045) calc(100% - 1px));
  background-size: 96px 96px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,.9), rgba(0,0,0,0));
  pointer-events: none;
}
.hero-line {
  position: absolute;
  right: max(20px, calc((100vw - 1360px) / 2));
  top: 110px;
  width: clamp(160px, 22vw, 330px);
  height: clamp(160px, 22vw, 330px);
  border: 1px solid rgba(31,31,31,.16);
  border-radius: 50%;
  opacity: .65;
}
.hero-line::before, .hero-line::after {
  content: "";
  position: absolute;
  background: rgba(31,31,31,.18);
}
.hero-line::before { width: 1px; height: 150%; left: 50%; top: -25%; }
.hero-line::after { height: 1px; width: 150%; left: -25%; top: 50%; }
.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(340px, .95fr);
  gap: clamp(36px, 7vw, 106px);
  align-items: center;
}
.eyebrow {
  margin: 0 0 30px;
  color: var(--c-muted);
  font-family: var(--font-latin);
  font-size: clamp(18px, 2.1vw, 30px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.hero-language-badge {
  display: none;
  width: fit-content;
  margin: 0 0 14px;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--c-blue);
  color: #fff;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: .06em;
  box-shadow: 0 10px 22px rgba(0, 113, 188, .18);
}
html:lang(ja) .hero-language-badge { display: inline-flex; align-items: center; }
@media (min-width: 921px) {
  html:lang(ja) .hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(340px, .88fr);
    gap: clamp(64px, 7vw, 112px);
  }
  html:lang(ja) .hero h1 {
    max-width: 11.2em;
    font-size: clamp(40px, 5.3vw, 68px);
    line-height: 1.15;
    letter-spacing: -.008em;
  }
  html:lang(ja) .hero-subtitle { max-width: 37em; }
}
.hero h1 {
  max-width: 11em;
  margin: 0;
  font-size: clamp(42px, 7vw, 88px);
  line-height: 1.08;
  letter-spacing: -.02em;
  font-weight: 700;
}
/* EN hero: uppercase + bold; keep desktop headline clear of the hero media */
@media (min-width: 921px) {
  html:lang(en) .hero-grid {
    grid-template-columns: minmax(0, 1.11fr) minmax(340px, .89fr);
    gap: clamp(44px, 5vw, 56px);
  }
}
html:lang(en) .hero h1 {
  max-width: 13em;
  font-size: clamp(48px, 4.9vw, 53px);
  line-height: 1.06;
  text-transform: uppercase;
  font-weight: 800;
  letter-spacing: -.012em;
}
.hero-title-nowrap { white-space: nowrap; }
.hero-subtitle {
  max-width: 38em;
  margin: 24px 0 0;
  color: #3f454a;
  font-size: clamp(15px, 1.32vw, 17px);
  line-height: 1.86;
}
.hero-support {
  max-width: 42em;
  margin: 14px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  color: var(--c-blue);
  font-size: clamp(12px, 1.02vw, 13px);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: .04em;
}
.hero-support span {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 5px 11px;
  border: 1px solid rgba(0, 113, 188, .18);
  border-radius: 999px;
  background: rgba(255, 255, 255, .68);
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }
.hero-visual { align-self: stretch; display: grid; align-content: end; gap: 12px; min-height: 430px; }
.placeholder-media {
  display: grid;
  place-items: center;
  min-height: 240px;
  background:
    linear-gradient(var(--c-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--c-line) 1px, transparent 1px),
    var(--c-bg-soft);
  background-size: 32px 32px;
  border: 1px solid var(--c-line);
  color: var(--c-muted);
  font-family: var(--font-latin);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.placeholder-media--hero { min-height: clamp(360px, 42vw, 560px); background-color: #f3f3f1; }
.hero-carousel {
  position: relative;
  min-height: clamp(360px, 42vw, 560px);
  overflow: hidden;
  background: #f3f3f1;
  border: 0;
  isolation: isolate;
}
.hero-carousel::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(255,255,255,.16), transparent 38%),
    linear-gradient(0deg, rgba(0,0,0,.12), transparent 34%);
  pointer-events: none;
  z-index: 2;
}
.hero-carousel__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transform: scale(1.035);
  transition: opacity .9s var(--ease), transform 7.8s linear;
}
.hero-carousel__image.is-active {
  opacity: 1;
  transform: scale(1);
  z-index: 1;
}
.visual-caption {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--c-line);
  border-left: 1px solid var(--c-line);
  color: var(--c-muted);
  font-family: var(--font-latin);
  text-transform: none;
}
.visual-caption__item {
  position: relative;
  display: grid;
  align-content: center;
  gap: 6px;
  min-height: 92px;
  padding: 14px 13px 13px;
  border: 0;
  border-right: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
  background: rgba(255,255,255,.84);
  color: var(--c-muted);
  text-align: left;
  cursor: pointer;
  transition: background-color .24s ease, color .24s ease, box-shadow .24s ease;
}
.visual-caption__item::before {
  content: "";
  position: absolute;
  left: -1px;
  right: -1px;
  top: -1px;
  height: 3px;
  background: var(--c-blue);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .28s var(--ease);
}
.visual-caption__item:hover,
.visual-caption__item.is-active {
  background: #fff;
  color: var(--c-ink);
  box-shadow: inset 0 -1px 0 var(--c-blue-wash), 0 12px 28px rgba(0, 113, 188, .08);
}
.visual-caption__item:hover::before,
.visual-caption__item.is-active::before { transform: scaleX(1); }
.visual-caption__title {
  display: block;
  font-size: clamp(11px, .92vw, 13px);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: .05em;
  text-transform: uppercase;
  white-space: nowrap;
}
.visual-caption__subtitle {
  display: block;
  color: #8a8f94;
  font-family: var(--font-sans);
  font-size: clamp(11px, .86vw, 12px);
  font-weight: 500;
  line-height: 1.45;
  letter-spacing: .015em;
  white-space: normal;
}
html:lang(en) .visual-caption__item {
  align-content: start;
}
.trust-strip {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: clamp(42px, 7vw, 88px);
  border-top: 1px solid var(--c-line);
  border-left: 1px solid var(--c-line);
}
.trust-card {
  min-height: 190px;
  padding: clamp(20px, 3vw, 32px);
  border-right: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
  background: rgba(255,255,255,.82);
}
.trust-card__head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  min-width: 0;
}
.trust-icon {
  width: 34px;
  height: 34px;
  flex: 0 0 auto;
  color: var(--c-charcoal);
  stroke: currentColor;
  fill: none;
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
  opacity: .9;
}
.trust-card__label {
  display: inline-flex;
  align-items: baseline;
  gap: 5px;
  min-width: 0;
  white-space: nowrap;
  text-transform: uppercase;
}
.trust-card__label-en {
  color: #9fa7ad;
  font-family: var(--font-latin);
  font-size: clamp(10px, .82vw, 12px);
  font-weight: 900;
  letter-spacing: .08em;
}
.trust-card__label-zh {
  color: var(--c-charcoal);
  font-family: var(--font-sans);
  font-size: clamp(17px, 1.35vw, 21px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: .02em;
}
.trust-card p { margin: 0; font-size: 13.5px; line-height: 1.72; letter-spacing: .005em; }
.trust-card small { display: block; margin-top: 10px; color: var(--c-muted-2); font-size: 12px; }

.section { padding-block: var(--section-y); border-top: 1px solid var(--c-line); }
.section--soft { background: var(--c-bg-soft); }
.section--blue-soft { background: var(--c-bg-blue-soft); }
.section--dark { background: var(--c-charcoal); color: #fff; }
.section-grid {
  display: grid;
  grid-template-columns: 152px minmax(0, 1fr);
  gap: clamp(42px, 7vw, 104px);
}
.section-side-label {
  position: relative;
  margin: 0;
  padding-top: 48px;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-family: var(--font-latin);
  font-size: clamp(42px, 6vw, 76px);
  line-height: 1;
  letter-spacing: .12em;
  font-weight: 900;
  color: #c9ced3;
  border-left: 1px solid #d7dce0;
  padding-left: 18px;
  opacity: 1;
}
.section-side-label--vision {
  align-self: start;
  margin-top: 18px;
  font-size: clamp(28px, 3.2vw, 44px);
  letter-spacing: .18em;
  opacity: .16;
}
.section-side-label::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 56px;
  height: 1px;
  background: #c9ced3;
  opacity: 1;
}
.section-header { margin-bottom: clamp(36px, 6vw, 72px); }
.split-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
  gap: clamp(28px, 6vw, 92px);
  align-items: end;
}
.compact-header { margin-bottom: 36px; }
.section-kicker {
  font-family: var(--font-latin);
  font-size: clamp(42px, 6vw, 76px);
  line-height: 1;
  letter-spacing: 0.12em;
  font-weight: 500;
  text-transform: uppercase;
  margin: 0 0 18px;
}
.section-kicker--muted { color: #cfd5da; font-weight: 900; }
.section-kicker--small { font-size: clamp(28px, 4vw, 48px); color: var(--c-blue); font-weight: 900; }
h2 {
  margin: 0;
  font-size: clamp(28px, 4vw, 48px);
  line-height: 1.35;
  letter-spacing: .01em;
}
.section-subtitle { margin: 0; color: var(--c-muted); font-size: 15px; line-height: 1.8; max-width: 44em; }
.section--dark .section-subtitle, .section--dark p { color: rgba(255,255,255,.78); }
.anchor-alias {
  position: absolute;
  top: calc(var(--header-h) * -1);
}
.vision-solutions-section { position: relative; overflow: hidden; }
.vision-solutions-section::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px),
    linear-gradient(0deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 88px 88px;
  pointer-events: none;
}
.vision-solutions-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(420px, 1.08fr);
  gap: clamp(42px, 7vw, 108px);
  align-items: start;
}
.vision-panel {
  position: sticky;
  top: calc(var(--header-h) + 36px);
  max-width: 620px;
}
.vision-panel h2 {
  max-width: 10em;
  font-size: clamp(32px, 4.8vw, 62px);
  line-height: 1.18;
  letter-spacing: -.01em;
}
.vision-panel p:not(.section-kicker) {
  margin: 30px 0 0;
  color: rgba(255,255,255,.76);
  font-size: clamp(16px, 1.42vw, 19px);
  line-height: 2;
}
.solution-rail {
  border-top: 1px solid rgba(255,255,255,.18);
}
.solution-row {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: clamp(18px, 3vw, 34px);
  padding: clamp(24px, 4vw, 38px) 0;
  border-bottom: 1px solid rgba(255,255,255,.18);
  align-items: start;
}
.solution-row__num {
  display: block;
  width: 18px;
  height: 18px;
  margin-top: .48em;
  border-radius: 4px;
  background: var(--c-blue);
  box-shadow: 0 10px 22px rgba(0,113,188,.25);
}
.solution-row h3 {
  margin: 0;
  color: #fff;
  font-size: clamp(20px, 2.2vw, 30px);
  line-height: 1.35;
}
.solution-row p {
  max-width: 42em;
  margin: 12px 0 0;
  color: rgba(255,255,255,.66);
  font-size: 14px;
  line-height: 1.9;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--c-line);
  border-left: 1px solid var(--c-line);
}
.card-grid--four { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.card {
  padding: clamp(24px, 4vw, 42px);
  border-right: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
  background: var(--c-bg);
}
.card__tag {
  display: inline-flex;
  align-items: center;
  margin-bottom: 18px;
  padding: 4px 10px;
  border: 1px solid rgba(0,113,188,.35);
  border-radius: 999px;
  color: var(--c-blue-dark);
  background: var(--c-blue-wash);
  font-family: var(--font-latin);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.4;
}
.card__title { margin: 0 0 14px; font-size: clamp(20px, 2vw, 27px); line-height: 1.45; }
.card__text { margin: 0; color: var(--c-muted); font-size: 14px; line-height: 1.9; }
.card__note {
  margin: 28px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--c-line);
  color: var(--c-muted);
  font-size: 13px;
  line-height: 1.75;
}

.process-kicker {
  margin: 0 0 16px;
  color: var(--c-blue-dark);
  font-size: clamp(20px, 2.2vw, 30px);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: .04em;
}
.process-list { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--c-line); }
.process-list li {
  display: grid;
  grid-template-columns: 72px minmax(320px, 380px) minmax(0, 1fr);
  gap: clamp(14px, 2.4vw, 30px);
  align-items: center;
  padding: 24px 0;
  border-bottom: 1px solid var(--c-line);
}
.process-list span {
  color: #74bde8;
  font-family: var(--font-number);
  font-size: clamp(34px, 4vw, 58px);
  font-weight: 400;
  line-height: .9;
  letter-spacing: .01em;
}
.process-list strong {
  font-size: clamp(22px, 2.45vw, 32px);
  line-height: 1.25;
  white-space: nowrap;
}
.process-list p { margin: 0; color: var(--c-muted); }
@media (min-width: 921px) {
  html:lang(en) .process-list li {
    grid-template-columns: clamp(72px, 5vw, 96px) minmax(0, 1fr);
    gap: 6px clamp(18px, 2.4vw, 28px);
    align-items: start;
    padding: 22px 0;
  }
  html:lang(en) .process-list span {
    grid-row: 1 / 3;
    padding-top: .08em;
    white-space: nowrap;
    min-width: max-content;
  }
  html:lang(en) .process-list strong {
    grid-column: 2;
    white-space: normal;
    font-size: clamp(22px, 2.15vw, 28px);
    line-height: 1.22;
  }
  html:lang(en) .process-list p {
    grid-column: 2;
    max-width: 66em;
    line-height: 1.65;
  }
}
.process-outro {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: 24px;
  padding: clamp(16px, 2.2vw, 24px) clamp(18px, 2.8vw, 30px);
  background: var(--c-bg-soft);
  border: 1px solid var(--c-line);
  border-radius: 18px;
}
.process-outro p {
  margin: 0;
  color: var(--c-text);
  font-size: clamp(16px, 1.5vw, 19px);
  font-weight: 600;
  line-height: 1.65;
}
.process-outro .btn { flex: 0 0 auto; }

.product-grid { display: grid; gap: 26px; }
.product-card {
  display: grid;
  grid-template-columns: minmax(280px, .88fr) minmax(0, 1.12fr);
  min-height: 420px;
  background: #fff;
  border: 1px solid var(--c-line);
}
.product-card:nth-child(even) { grid-template-columns: minmax(0, 1.12fr) minmax(280px, .88fr); }
.product-card:nth-child(even) .placeholder-media { order: 2; }
.product-card__body { padding: clamp(28px, 5vw, 58px); }
.product-card__meta {
  margin: 0 0 16px;
  color: var(--c-blue-dark);
  font-family: var(--font-latin);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.product-card h3 { margin: 0 0 18px; font-size: clamp(22px, 3vw, 34px); line-height: 1.35; }
.product-card p { margin: 0; color: var(--c-muted); }
.placeholder-media.product-media { padding: 0; background: #f8f8f5; overflow: hidden; }
.product-media img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 420px;
  object-fit: cover;
}
.product-card ul { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 8px 20px; padding: 0; margin: 28px 0 0; list-style: none; }
.product-card li { position: relative; padding-left: 22px; font-size: 18px; font-weight: 600; line-height: 1.65; color: var(--c-text); }
.status-note { margin-left: .18em; color: var(--c-muted-2); font-size: .78em; font-weight: 500; }
.product-card li::before { content: ""; position: absolute; left: 0; top: .8em; width: 6px; height: 6px; border-radius: 50%; background: var(--c-blue); }
.inline-actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 10px 14px; margin-top: 34px; }
.inline-actions a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 46px;
  padding: 0 24px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: var(--c-charcoal);
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .03em;
  text-decoration: none;
  transition: background-color .2s ease, transform .2s ease;
}
.inline-actions a::after { content: "→"; font-family: var(--font-latin); line-height: 1; }
.inline-actions a:hover { background: #000; transform: translateX(2px); }

.proof-grid { display: grid; grid-template-columns: 1fr; border: 0; }
.proof-grid article { padding: clamp(16px, 2.2vw, 24px); border: 1px solid var(--c-line); border-radius: 24px; background: #fff; overflow: hidden; }
.proof-grid span { color: var(--c-blue); font-family: var(--font-latin); font-weight: 700; letter-spacing: .12em; }
.proof-grid h3 { margin: 22px 0 14px; font-size: clamp(20px, 2vw, 28px); }
.proof-grid p { margin: 0; color: var(--c-muted); }
.logo-placeholder { margin-top: 28px; min-height: 82px; display: grid; place-items: center; border: 1px dashed var(--c-line-strong); color: var(--c-muted-2); font-family: var(--font-latin); font-size: 12px; letter-spacing: .12em; }
.proof-section .section-header { margin-bottom: clamp(22px, 3.2vw, 40px); }
.proof-section #proof-title { white-space: nowrap; font-size: clamp(28px, 3.2vw, 44px); letter-spacing: -.01em; }
.proof-lead { margin: 14px 0 0; color: #555; font-size: clamp(14px, 1.2vw, 16px); line-height: 1.75; }
.proof-partners h3 { margin: 0 0 clamp(12px, 1.8vw, 20px); padding-left: clamp(8px, .8vw, 12px); color: #555; }
.partner-logo-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: clamp(3px, .45vw, 6px);
  align-items: center;
}
.partner-logo-grid img {
  width: 100%;
  max-height: 88px;
  object-fit: contain;
  filter: grayscale(100%);
  opacity: .9;
}

.contact-grid { display: grid; grid-template-columns: minmax(0, .88fr) minmax(360px, 1.12fr); gap: clamp(36px, 8vw, 112px); align-items: start; }
.contact-grid h2 { margin-bottom: 22px; }
.mail-link { display: inline-block; margin-top: 26px; color: #fff; font-family: var(--font-latin); font-weight: 700; text-decoration-thickness: 1px; text-underline-offset: 6px; }
.contact-form { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; padding: clamp(22px, 4vw, 38px); background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.16); }
.contact-form label { display: grid; gap: 8px; color: rgba(255,255,255,.78); font-size: 13px; font-weight: 600; }
.contact-form .full, .form-note, .contact-form button, .form-status { grid-column: 1 / -1; }
.contact-hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.contact-form.is-submitting { opacity: .82; }
.contact-form button[disabled] { cursor: wait; opacity: .62; transform: none; }
.contact-form input, .contact-form textarea, .contact-form select {
  width: 100%;
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 0;
  background: rgba(255,255,255,.08);
  color: #fff;
  padding: 12px 13px;
  outline: none;
}
.contact-form select option { color: var(--c-ink); }
.contact-form input:focus, .contact-form textarea:focus, .contact-form select:focus { border-color: var(--c-blue); }
.form-note { margin: 0; color: rgba(255,255,255,.58); font-size: 12px; line-height: 1.7; }
.form-status { min-height: 1.5em; margin: 0; color: #fff; }

.site-footer { background: #171717; color: rgba(255,255,255,.7); border-top: 1px solid rgba(255,255,255,.12); padding: 20px 0; }
.footer-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto minmax(220px, 1fr);
  gap: 16px;
  align-items: center;
  text-align: left;
}
.footer-brand-block {
  display: grid;
  justify-items: start;
  justify-self: start;
  grid-column: 1;
}
.footer-copyright {
  grid-column: 2;
  justify-self: center;
  text-align: center;
  font-family: var(--font-latin);
  font-size: 13px;
  letter-spacing: .02em;
}
.footer-logo {
  width: min(158px, 52vw);
  max-height: 30px;
  object-fit: contain;
  object-position: center;
  margin-bottom: 1px;
}
.footer-grid strong { display: block; color: #fff; font-family: var(--font-latin); font-size: 20px; }
.footer-grid p {
  margin: 0;
  font-size: 12px;
  line-height: 1.25;
}
.footer-grid a, .footer-grid span { display: block; color: inherit; text-decoration: none; }

@media (max-width: 1180px) {
  .site-nav { gap: 16px; font-size: 13px; }
  .card-grid--four { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .trust-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 920px) {
  :root { --header-h: 68px; --container: min(100vw - 32px, 1120px); --container-wide: min(100vw - 32px, 1360px); --section-y: 72px; }
  .header-inner { min-height: var(--header-h); grid-template-columns: auto 1fr auto; gap: 10px; }
  .brand { width: min(168px, 40vw); min-width: 118px; }
  .mobile-language-switch {
    justify-self: end;
    display: inline-flex;
    align-items: center;
    gap: 3px;
    min-width: max-content;
    padding: 3px;
    border: 1px solid var(--c-line);
    border-radius: 999px;
    background: #fff;
    box-shadow: 0 6px 18px rgba(31,31,31,.04);
  }
  .mobile-language-switch__label {
    display: none;
  }
  .mobile-language-switch .lang-btn {
    min-width: 30px;
    min-height: 30px;
    padding: 0 7px;
    font-size: 11px;
  }
  .menu-toggle {
    display: inline-grid;
    gap: 5px;
    width: 44px;
    height: 44px;
    place-content: center;
    border: 1px solid var(--c-line);
    border-radius: 999px;
    background: #fff;
    cursor: pointer;
  }
  .menu-toggle span { display: block; width: 18px; height: 1px; background: var(--c-ink); transition: transform .2s ease, opacity .2s ease; }
  .menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
  .site-nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 999;
    display: none;
    height: calc(100dvh - var(--header-h));
    min-height: calc(100vh - var(--header-h));
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
    gap: 0;
    padding: 18px 16px 28px;
    background: #fff;
    border-top: 1px solid var(--c-line);
    box-shadow: 0 20px 60px rgba(31,31,31,.12);
    overflow-y: auto;
    overscroll-behavior: contain;
  }
  .site-nav.is-open { display: flex; }
  .site-nav > a { padding: 18px 4px; border-bottom: 1px solid var(--c-line); font-size: 18px; }
  .site-nav > a::after { display: none; }
  .nav-actions { margin-top: 18px; flex-direction: column; align-items: stretch; gap: 14px; }
  .nav-actions .language-switch { display: none; }
  .language-switch { justify-content: center; padding: 6px; }
  .lang-btn { flex: 1; min-height: 36px; }
  .mobile-language-switch .lang-btn { flex: 0 0 auto; min-height: 30px; }
  .hero { min-height: auto; padding-top: 48px; }
  .hero-grid, .product-card, .product-card:nth-child(even), .contact-grid { grid-template-columns: 1fr; }
  .product-card:nth-child(even) .placeholder-media { order: 0; }
  .hero-visual { min-height: auto; }
  .placeholder-media--hero, .hero-carousel { min-height: 300px; }
  .visual-caption { grid-template-columns: repeat(2, 1fr); }
  .visual-caption__item { min-height: 64px; padding: 11px 10px; }
  .visual-caption__title { font-size: 12px; }
  .visual-caption__subtitle { font-size: 11px; }
  .section-grid { grid-template-columns: 1fr; gap: 28px; }
  .vision-solutions-grid { grid-template-columns: 1fr; gap: 36px; }
  .vision-panel { position: relative; top: auto; max-width: none; }
  .vision-panel h2 { max-width: 11em; }
  .solution-row { grid-template-columns: 34px minmax(0, 1fr); }
  .section-side-label {
    writing-mode: horizontal-tb;
    font-size: 42px;
    border-left: 0;
    border-bottom: 1px solid currentColor;
    padding: 0 0 18px;
  }
  .section-side-label::before { position: static; display: inline-block; width: 40px; height: 1px; min-height: 0; margin: 0 14px 0 0; vertical-align: middle; background: #c9ced3; }
  .section-side-label--vision {
    font-size: 24px;
    letter-spacing: .18em;
    margin-top: 0;
    padding-bottom: 12px;
    opacity: .14;
  }
  .split-header { grid-template-columns: 1fr; align-items: start; }
  .process-list li { grid-template-columns: 68px 1fr; gap: 8px 18px; align-items: center; }
  .process-list strong { white-space: normal; }
  .process-list p { grid-column: 2; }
  .process-outro { flex-direction: column; align-items: stretch; }
  .proof-grid { grid-template-columns: 1fr; }
  .proof-section #proof-title { white-space: normal; }
  .partner-logo-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-brand-block { grid-column: 1; justify-self: start; }
  .footer-copyright { grid-column: 1; justify-self: center; width: 100%; }
}

@media (max-width: 560px) {
  body { font-size: 15px; }
  .hero h1 {
    max-width: 100%;
    font-size: clamp(36px, 10.8vw, 44px);
    line-height: 1.12;
    letter-spacing: -.03em;
  }
  .hero-title-nowrap { white-space: nowrap; }
  .eyebrow {
    max-width: 100%;
    margin-bottom: 22px;
    font-size: clamp(13px, 4.1vw, 16px);
    line-height: 1.25;
    letter-spacing: .055em;
  }
  .hero-subtitle { line-height: 1.85; }
  .hero-support { line-height: 1.65; letter-spacing: .035em; }
  .hero-cta { flex-direction: column; align-items: stretch; max-width: 100%; }
  .inline-actions { align-items: flex-end; }
  .btn {
    width: 100%;
    max-width: 100%;
    justify-content: space-between;
    padding-inline: 18px;
    white-space: nowrap;
  }
  .trust-strip, .card-grid--four, .product-card ul, .contact-form { grid-template-columns: 1fr; }
  .partner-logo-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 6px 8px; }
  .contact-form .full, .form-note, .contact-form button, .form-status { grid-column: auto; }
  .section-kicker { font-size: clamp(38px, 13vw, 54px); letter-spacing: .08em; }
  .placeholder-media { min-height: 220px; font-size: 10px; text-align: center; padding: 16px; }
  .hero-carousel { min-height: 270px; }
  .visual-caption__item { min-height: 62px; padding: 10px 9px; }
  .visual-caption__title { font-size: 11px; letter-spacing: .02em; }
  .visual-caption__subtitle { font-size: 10px; }
  .solution-row { grid-template-columns: 28px minmax(0, 1fr); gap: 12px; padding: 24px 0; }
  .solution-row__num { width: 14px; height: 14px; border-radius: 3px; }
  .product-card { min-height: 0; }
  .product-card__body { padding: 24px; }
  .placeholder-media.product-media {
    display: block;
    min-height: 0;
    background: #fff;
  }
  .product-media img {
    width: 100%;
    max-width: 100%;
    height: auto;
    min-height: 0;
    object-fit: contain;
    object-position: left top;
  }
}


/* 2026-06-25: Mobile JP/header width hardening + hero breathing room */
@media (max-width: 920px) {
  .hero {
    /* more horizontal padding so hero content isn't flush to screen edges */
    padding-inline: 8px;
  }
  .hero-grid.container-wide,
  .hero-copy,
  .hero-visual {
    width: 100%;
    max-width: 100%;
    min-width: 0;
  }
  /* Hero card (carousel + caption) gets internal breathing room */
  .hero-visual {
    padding-inline: 4px;
  }
  .visual-caption {
    border-radius: 0;
  }
}

@media (max-width: 560px) {
  .hero {
    padding-inline: 10px;
  }
  /* Hero CTA buttons: not full-bleed; keep margin from screen edges */
  .hero-cta {
    gap: 10px;
  }
  .hero-cta .btn {
    width: auto;
    max-width: 100%;
    padding-inline: 20px;
  }
  /* Trust cards: force shrink on narrow screens (English long labels overflow) */
  .trust-strip,
  .trust-card,
  .trust-card__head,
  .trust-card__label {
    min-width: 0;
    max-width: 100%;
  }
  .trust-card__label {
    overflow: hidden;
    text-overflow: ellipsis;
  }
  html:lang(ja) .hero h1 {
    font-size: clamp(30px, 8.6vw, 36px);
    line-height: 1.18;
    letter-spacing: -.02em;
  }
  html:lang(ja) .hero-title-nowrap,
  html:lang(en) .hero-title-nowrap {
    white-space: normal;
  }
  /* JP badge: centered on mobile with compact, intentional line breaks */
  html:lang(ja) .hero-language-badge {
    display: flex;
    width: min(78vw, 270px);
    max-width: min(78vw, 270px);
    white-space: normal;
    justify-content: center;
    text-align: center;
    font-size: 11.5px;
    line-height: 1.28;
    padding: 5px 11px;
    margin: 0 auto 14px;
  }
}

@media (max-width: 360px) {
  :root { --container-wide: min(100vw - 20px, 1360px); }
  .header-inner { gap: 6px; }
  .brand { width: min(112px, 35vw); min-width: 96px; }
  .mobile-language-switch { gap: 2px; padding: 2px; }
  .mobile-language-switch .lang-btn {
    min-width: 28px;
    min-height: 28px;
    padding: 0 6px;
    font-size: 10.5px;
  }
  .menu-toggle { width: 40px; height: 40px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}