/* =========================================================
   ADAR (Huizhou) — editorial industrial identity
   Palette: warm paper, ink, safety orange, steel
   Type: Bahnschrift (local) + Segoe UI / Microsoft YaHei
   ========================================================= */

:root {
  --paper: #f2ede3;
  --paper-2: #e9e1d2;
  --cream: #f8f3e9;
  --ink: #151310;
  --ink-2: #2b2721;
  --orange: #e8531f;
  --orange-dark: #c84415;
  --orange-ink: #b23c10;
  --muted: #6f685d;
  --muted-2: #8b8377;
  --line: rgba(21, 19, 16, 0.16);
  --line-strong: rgba(21, 19, 16, 0.4);
  --error: #a9261b;
  --success: #1f5d39;

  --font-display: "Bahnschrift", "Bahnschrift SemiCondensed", "Arial Narrow", "Helvetica Neue", sans-serif;
  --font-body: "Segoe UI Variable Text", "Segoe UI", "Microsoft YaHei", "PingFang SC", "Noto Sans SC", sans-serif;
  --font-zh: "Microsoft YaHei UI", "Microsoft YaHei", "PingFang SC", "Noto Sans SC", sans-serif;
  --font-mono: "Cascadia Mono", "Consolas", "SFMono-Regular", "Roboto Mono", monospace;

  --max: 1420px;
  --gutter: clamp(20px, 4.2vw, 64px);
  --header-h: 84px;
  --topbar-h: 32px;
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 24px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  opacity: 0.042;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.86' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.7'/%3E%3C/svg%3E");
}

::selection {
  background: var(--orange);
  color: var(--ink);
}

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

img {
  height: auto;
}

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

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

button {
  cursor: pointer;
}

h1,
h2,
h3,
h4,
p,
figure,
ul,
ol,
dl,
dd {
  margin: 0;
}

ul,
ol {
  padding: 0;
  list-style: none;
}

:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

.quality :focus-visible,
.footer :focus-visible,
.site-menu :focus-visible {
  outline-color: var(--cream);
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 10000;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 10px 16px;
  background: var(--ink);
  color: var(--cream);
  font-family: var(--font-mono);
  font-size: 12px;
  transform: translateY(-160%);
  transition: transform 0.2s;
}

.skip-link:focus {
  transform: none;
}

.icon {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0 0 0 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.wrap {
  width: min(calc(100% - var(--gutter) * 2), var(--max));
  margin-inline: auto;
}

.mono {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  line-height: 1.5;
}

.eyebrow::before {
  content: "";
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  background: var(--orange);
}

.zh,
[lang="zh-CN"] {
  font-family: var(--font-zh);
}

/* ---------- buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 20px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.2;
  text-align: center;
  transition: background 0.22s, color 0.22s, border-color 0.22s, transform 0.22s;
}

.btn:hover {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--ink);
}

.btn .icon {
  width: 16px;
  height: 16px;
  transition: transform 0.25s var(--ease);
}

.btn:hover .icon {
  transform: translate(2px, -2px);
}

.btn--ghost {
  background: transparent;
  color: var(--ink);
}

.btn--ghost:hover {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}

.btn--orange {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--ink);
}

.btn--orange:hover {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}

.link-arrow {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding-bottom: 3px;
  border-bottom: 1px solid currentColor;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 0.2s, gap 0.2s;
}

.link-arrow::after {
  content: "";
  position: absolute;
  inset: -12px 0;
}

.link-arrow:hover {
  color: var(--orange-ink);
  gap: 10px;
}

.link-arrow .icon {
  width: 14px;
  height: 14px;
}

/* ---------- header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(242, 237, 227, 0.94);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
  transition: background 0.25s, box-shadow 0.25s;
}

.site-header.is-scrolled {
  background: rgba(242, 237, 227, 0.985);
  box-shadow: 0 10px 28px rgba(21, 19, 16, 0.06);
}

.topbar {
  height: var(--topbar-h);
  overflow: hidden;
  background: var(--ink);
  color: #d9d1c4;
  transition: height 0.3s var(--ease), opacity 0.3s var(--ease);
}

.site-header.is-scrolled .topbar {
  height: 0;
  opacity: 0;
}

.topbar-inner {
  height: var(--topbar-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.topbar-group {
  display: flex;
  align-items: center;
  gap: 26px;
}

.topbar-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--orange);
  display: inline-block;
  margin-right: 7px;
  vertical-align: 1px;
}

.header-inner {
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 26px;
  transition: height 0.3s var(--ease);
}

.site-header.is-scrolled .header-inner {
  height: 70px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  min-height: 44px;
  flex: 0 0 auto;
}

.brand img {
  height: 40px;
  width: auto;
  transition: height 0.3s var(--ease);
}

.site-header.is-scrolled .brand img {
  height: 34px;
}

.brand-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-left: 13px;
  border-left: 1px solid var(--line-strong);
}

.brand-cn {
  font-family: var(--font-zh);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1.2;
}

.brand-en {
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.12em;
  color: var(--muted);
  line-height: 1.2;
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: clamp(16px, 2.2vw, 34px);
  margin-left: auto;
}

.nav-desktop a {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
}

.nav-desktop a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 9px;
  height: 2px;
  background: var(--orange);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.24s var(--ease);
}

.nav-desktop a:hover::after,
.nav-desktop a[aria-current="true"]::after {
  transform: scaleX(1);
}

.nav-desktop a[aria-current="true"] {
  color: var(--orange-ink);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 0 0 auto;
}

.header-email {
  position: relative;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.06em;
  color: var(--muted);
  border-bottom: 1px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}

.header-email::after {
  content: "";
  position: absolute;
  inset: -12px 0;
}

.header-email:hover {
  color: var(--ink);
  border-color: var(--ink);
}

.lang-picker {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 44px;
  padding: 0 9px;
  border: 1px solid var(--line-strong);
  color: var(--ink);
  background: transparent;
  transition: border-color 0.2s, background 0.2s;
}

.lang-picker:hover {
  border-color: var(--ink);
  background: rgba(21, 19, 16, 0.04);
}

.lang-picker .lang-globe {
  width: 14px;
  height: 14px;
  color: var(--muted);
}

.lang-picker .lang-chevron {
  position: absolute;
  right: 8px;
  width: 12px;
  height: 12px;
  color: var(--muted);
  pointer-events: none;
}

.lang-select {
  appearance: none;
  -webkit-appearance: none;
  min-width: 84px;
  padding: 0 18px 0 0;
  border: 0;
  background: transparent;
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.04em;
  line-height: 42px;
  cursor: pointer;
}

.lang-select:focus-visible {
  outline: none;
}

.lang-picker:focus-within {
  border-color: var(--ink);
  background: rgba(21, 19, 16, 0.07);
}

.lang-select option {
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 13px;
}

.menu-toggle {
  display: none;
  width: 46px;
  height: 44px;
  border: 1px solid var(--ink);
  background: transparent;
  align-items: center;
  justify-content: center;
}

.menu-toggle:hover {
  background: var(--ink);
  color: var(--paper);
}

/* ---------- hero ---------- */

.hero {
  position: relative;
  padding: clamp(40px, 5vw, 72px) 0 clamp(52px, 6vw, 88px);
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  gap: clamp(38px, 5vw, 76px);
  align-items: center;
}

.hero-copy {
  position: relative;
  z-index: 4;
  min-width: 0;
}

.hero h1 {
  margin-top: 22px;
  font-family: var(--font-display);
  font-stretch: 87.5%;
  font-size: clamp(52px, 6.45vw, 96px);
  font-weight: 700;
  line-height: 0.84;
  letter-spacing: -0.018em;
  text-transform: uppercase;
}

.hero h1 span {
  display: block;
}

.hero h1 .accent {
  color: var(--orange);
}

.hero-zh {
  margin-top: 20px;
  font-family: var(--font-zh);
  font-size: clamp(16px, 1.45vw, 20px);
  font-weight: 600;
  letter-spacing: 0.08em;
  line-height: 1.5;
}

.hero-lede {
  max-width: 54ch;
  margin-top: 20px;
  color: var(--ink-2);
  font-size: clamp(15px, 1.15vw, 17px);
  line-height: 1.72;
}

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

.hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(22px, 3vw, 40px);
  margin-top: 38px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.hero-fact {
  min-width: 92px;
}

.hero-fact strong {
  display: block;
  font-family: var(--font-display);
  font-stretch: 87.5%;
  font-size: clamp(26px, 2.4vw, 34px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
}

.hero-fact > span {
  display: block;
  margin-top: 5px;
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--muted);
}

.hero-fact strong span {
  display: inline;
  margin: 0;
  color: inherit;
  font: inherit;
  letter-spacing: inherit;
  text-transform: none;
}

.hero-visual {
  position: relative;
  min-width: 0;
  height: clamp(470px, 43vw, 610px);
}

.hero-factory {
  position: absolute;
  top: 0;
  right: 0;
  width: 58%;
  height: 77%;
  overflow: hidden;
  border: 1px solid var(--ink);
  background: var(--ink);
}

.hero-factory img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1) contrast(1.07) brightness(0.98);
}

.factory-tag {
  position: absolute;
  left: 10px;
  bottom: 10px;
  padding: 5px 7px;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid var(--ink);
}

.hero-plate {
  position: absolute;
  left: 0;
  bottom: 0;
  z-index: 3;
  width: 78%;
  padding: 9px;
  background: var(--cream);
  border: 1px solid var(--ink);
  box-shadow: 15px 15px 0 var(--orange);
}

.hero-plate img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  mix-blend-mode: multiply;
}

.plate-caption {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 8px 2px 1px;
  font-family: var(--font-mono);
  font-size: 8px;
  line-height: 1.4;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-2);
}

.plate-caption span:last-child {
  color: var(--muted);
  text-align: right;
}

.stat-card {
  position: absolute;
  top: 12%;
  left: 0;
  z-index: 4;
  width: 134px;
  padding: 14px 13px 12px;
  background: var(--orange);
  border: 1px solid var(--ink);
  box-shadow: 6px 6px 0 var(--ink);
  transform: rotate(-3deg);
}

.stat-card strong {
  display: block;
  font-family: var(--font-display);
  font-stretch: 87.5%;
  font-size: 40px;
  font-weight: 700;
  line-height: 0.85;
  letter-spacing: -0.02em;
  white-space: nowrap;
}

.stat-card > span {
  display: block;
  margin-top: 7px;
  font-family: var(--font-mono);
  font-size: 8px;
  line-height: 1.45;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.stat-card strong span {
  display: inline;
  margin: 0;
  color: inherit;
  font: inherit;
  letter-spacing: inherit;
  line-height: inherit;
  text-transform: none;
}

.test-stamp {
  position: absolute;
  right: 0;
  bottom: 11%;
  z-index: 4;
  padding: 9px 11px;
  background: var(--cream);
  border: 1px solid var(--ink);
  transform: rotate(2.5deg);
  font-family: var(--font-mono);
  font-size: 8px;
  line-height: 1.45;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.test-stamp strong {
  display: flex;
  align-items: center;
  gap: 4px;
  color: var(--orange-ink);
  font-size: 9px;
}

.test-stamp .icon {
  width: 12px;
  height: 12px;
}

.hero-anim {
  animation: rise 0.85s var(--ease) both;
}

.hero-visual.hero-anim {
  animation-delay: 0.12s;
}

.hero h1.hero-anim {
  animation-delay: 0.04s;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(26px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------- ticker ---------- */

.ticker {
  display: flex;
  align-items: center;
  height: 56px;
  overflow: hidden;
  background: var(--orange);
  color: var(--ink);
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}

.ticker-track {
  display: flex;
  width: max-content;
  animation: marquee 38s linear infinite;
}

.ticker:hover .ticker-track,
.ticker:focus-within .ticker-track {
  animation-play-state: paused;
}

.ticker-group {
  display: flex;
  align-items: center;
  gap: 0;
  flex: 0 0 auto;
}

.ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 30px;
  padding-right: 30px;
  font-family: var(--font-display);
  font-stretch: 87.5%;
  font-size: 21px;
  font-weight: 700;
  letter-spacing: 0.035em;
  text-transform: uppercase;
  white-space: nowrap;
}

.ticker-item::after {
  content: "×";
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 18px;
  opacity: 0.65;
}

@keyframes marquee {
  to {
    transform: translateX(-50%);
  }
}

/* ---------- sections ---------- */

.section {
  position: relative;
  padding: clamp(72px, 8.2vw, 126px) 0;
  border-top: 1px solid var(--line);
}

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(280px, 0.82fr);
  gap: clamp(28px, 5vw, 76px);
  align-items: end;
  margin-bottom: clamp(38px, 4.6vw, 62px);
}

.section h2 {
  max-width: 17ch;
  margin-top: 16px;
  font-family: var(--font-display);
  font-stretch: 87.5%;
  font-size: clamp(42px, 4.9vw, 72px);
  font-weight: 700;
  line-height: 0.9;
  letter-spacing: -0.015em;
  text-transform: uppercase;
}

.h2-zh {
  max-width: 32ch;
  margin-top: 13px;
  color: var(--muted);
  font-family: var(--font-zh);
  font-size: clamp(14px, 1.15vw, 16px);
  font-weight: 500;
  letter-spacing: 0.03em;
  line-height: 1.65;
}

.section-intro {
  justify-self: end;
  max-width: 48ch;
}

.section-intro p {
  color: var(--ink-2);
  font-size: 15px;
  line-height: 1.75;
}

.section-intro .link-arrow {
  margin-top: 18px;
}

.ruler {
  height: 9px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--line-strong);
  background-image: repeating-linear-gradient(
    90deg,
    var(--line-strong) 0,
    var(--line-strong) 1px,
    transparent 1px,
    transparent 10px
  );
  background-repeat: repeat-x;
  background-position: left bottom;
  background-size: 10px 5px;
}

/* ---------- collection ---------- */

.product-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: clamp(28px, 2.8vw, 42px) clamp(16px, 1.8vw, 26px);
}

.product-card {
  display: block;
  width: 100%;
  grid-column: span 4;
  padding: 0;
  border: 0;
  border-top: 1px solid var(--ink);
  background: transparent;
  text-align: left;
  color: var(--ink);
  transition: border-color 0.25s;
}

.product-card:nth-child(1) {
  grid-column: span 6;
}

.product-card:nth-child(2) {
  grid-column: span 6;
}

.product-card:nth-child(3),
.product-card:nth-child(4),
.product-card:nth-child(5) {
  grid-column: span 4;
}

.product-card:nth-child(6) {
  grid-column: span 5;
}

.product-card:hover {
  border-top-color: var(--orange);
}

.card-media {
  position: relative;
  display: block;
  margin-top: 12px;
  padding: 8px;
  overflow: hidden;
  background: var(--cream);
  border: 1px solid var(--line);
}

.card-media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  mix-blend-mode: multiply;
  transition: transform 0.7s var(--ease);
}

.product-card:hover .card-media img {
  transform: scale(1.032);
}

.card-plate {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
  padding: 4px 6px;
  background: var(--cream);
  border: 1px solid var(--ink);
  font-family: var(--font-mono);
  font-size: 8px;
  line-height: 1;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 13px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.card-meta span:last-child {
  text-align: right;
}

.card-title {
  display: block;
  margin-top: 9px;
  font-family: var(--font-display);
  font-stretch: 87.5%;
  font-size: clamp(22px, 2vw, 29px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.01em;
  transition: color 0.2s;
}

.product-card:hover .card-title {
  color: var(--orange-dark);
}

.card-zh {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-family: var(--font-zh);
  font-size: 12px;
  line-height: 1.5;
}

.card-desc {
  display: block;
  max-width: 52ch;
  margin-top: 10px;
  color: var(--ink-2);
  font-size: 13.5px;
  line-height: 1.65;
}

.card-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--line-strong);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 0.2s, border-color 0.2s;
}

.product-card:hover .card-cta {
  color: var(--orange-ink);
  border-color: var(--orange-ink);
}

.card-cta .icon {
  width: 12px;
  height: 12px;
}

.custom-panel {
  position: relative;
  grid-column: span 7;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 330px;
  padding: clamp(24px, 3vw, 40px);
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
}

.custom-panel::before {
  content: "OEM";
  position: absolute;
  right: -22px;
  bottom: -48px;
  font-family: var(--font-display);
  font-stretch: 87.5%;
  font-size: clamp(160px, 20vw, 260px);
  font-weight: 700;
  line-height: 0.8;
  letter-spacing: -0.03em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(242, 237, 227, 0.16);
  pointer-events: none;
}

.custom-panel > * {
  position: relative;
  z-index: 1;
}

.custom-panel .eyebrow {
  color: #bdb5a8;
}

.custom-panel h3 {
  max-width: 14ch;
  margin-top: 20px;
  font-family: var(--font-display);
  font-stretch: 87.5%;
  font-size: clamp(32px, 3.3vw, 48px);
  font-weight: 700;
  line-height: 0.94;
  letter-spacing: -0.015em;
  text-transform: uppercase;
}

.custom-zh {
  margin-top: 12px;
  color: #bdb5a8;
  font-family: var(--font-zh);
  font-size: 13px;
  line-height: 1.6;
}

.custom-panel p.custom-desc {
  max-width: 54ch;
  margin-top: 16px;
  color: #d6cec1;
  font-size: 13.5px;
  line-height: 1.7;
}

.custom-panel .link-arrow {
  align-self: flex-start;
  margin-top: 26px;
  color: var(--orange);
  border-color: var(--orange);
}

.custom-panel .link-arrow:hover {
  color: var(--paper);
  border-color: var(--paper);
}

/* ---------- capabilities ---------- */

.cap-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: clamp(34px, 5.4vw, 78px);
  align-items: start;
}

.cap-visual {
  position: sticky;
  top: calc(var(--header-h) + 26px);
  align-self: start;
  padding-bottom: 48px;
}

.cap-main {
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border: 1px solid var(--ink);
  background: var(--ink);
}

.cap-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1) contrast(1.08);
}

.cap-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  padding: 5px 7px;
  background: var(--paper);
  border: 1px solid var(--ink);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.cap-small {
  position: absolute;
  right: -8%;
  bottom: 0;
  width: 52%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 8px solid var(--paper);
  box-shadow: 0 0 0 1px var(--ink);
  filter: grayscale(1) contrast(1.08);
}

.cap-row {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 12px;
  padding: 21px 0;
  border-top: 1px solid var(--line);
  transition: border-color 0.2s;
}

.cap-row:last-of-type {
  border-bottom: 1px solid var(--line);
}

.cap-row:hover {
  border-top-color: var(--orange);
}

.cap-num {
  padding-top: 5px;
  color: var(--orange-ink);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
}

.cap-title {
  font-family: var(--font-display);
  font-stretch: 87.5%;
  font-size: clamp(24px, 2.3vw, 31px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.01em;
}

.cap-zh {
  margin-top: 4px;
  color: var(--muted);
  font-family: var(--font-zh);
  font-size: 11px;
  line-height: 1.5;
}

.cap-desc {
  max-width: 56ch;
  margin-top: 8px;
  color: var(--ink-2);
  font-size: 13.5px;
  line-height: 1.65;
}

.fact-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 24px;
}

.fact-chip {
  padding: 7px 9px;
  border: 1px solid var(--line-strong);
  font-family: var(--font-mono);
  font-size: 8px;
  line-height: 1;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.cap-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: clamp(44px, 5vw, 70px);
}

.cap-strip figure {
  min-width: 0;
}

.cap-strip .strip-img {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink);
}

.cap-strip img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1) contrast(1.06);
  transition: filter 0.5s, transform 0.7s var(--ease);
}

.cap-strip figure:hover img {
  filter: grayscale(0) contrast(1.02);
  transform: scale(1.025);
}

.cap-strip figcaption {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  margin-top: 8px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 8px;
  line-height: 1.5;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ---------- quality ---------- */

.quality {
  background: var(--ink);
  color: var(--paper);
  border-top: 1px solid var(--ink);
}

.quality .eyebrow {
  color: #bdb5a8;
}

.quality h2 {
  color: var(--paper);
}

.quality .h2-zh {
  color: #a9a196;
}

.quality .section-intro p {
  color: #cec6b9;
}

.quality-top {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
  gap: clamp(32px, 4.6vw, 64px);
  align-items: start;
}

.pass-card {
  padding: clamp(22px, 2.5vw, 32px);
  border: 1px solid rgba(242, 237, 227, 0.28);
  outline: 1px dashed rgba(232, 83, 31, 0.5);
  outline-offset: -9px;
  background: rgba(255, 255, 255, 0.018);
}

.pass-label {
  color: var(--orange);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.pass-word {
  margin: 16px 0 12px;
  color: var(--orange);
  font-family: var(--font-display);
  font-stretch: 87.5%;
  font-size: clamp(86px, 9.6vw, 148px);
  font-weight: 700;
  line-height: 0.78;
  letter-spacing: -0.025em;
}

.pass-meta {
  color: #b7afa2;
  font-family: var(--font-mono);
  font-size: 9px;
  line-height: 1.8;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.std-table {
  width: 100%;
  border-collapse: collapse;
}

.std-table caption {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

.std-table th {
  padding: 0 10px 12px;
  border-bottom: 1px solid rgba(242, 237, 227, 0.32);
  color: #a9a196;
  font-family: var(--font-mono);
  font-size: 8px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-align: left;
  text-transform: uppercase;
}

.std-table th:last-child,
.std-table td:last-child {
  text-align: right;
  padding-right: 0;
}

.std-table td {
  padding: 15px 10px;
  border-bottom: 1px solid rgba(242, 237, 227, 0.16);
  font-size: 13px;
  line-height: 1.55;
  vertical-align: middle;
}

.std-table td:first-child {
  padding-left: 0;
  font-weight: 600;
  white-space: nowrap;
}

.std-table td:nth-child(2) {
  color: #b7afa2;
  font-size: 12px;
}

.pass-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 5px 7px;
  background: var(--orange);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1;
  white-space: nowrap;
}

.pass-chip .icon {
  width: 11px;
  height: 11px;
  stroke-width: 2.4;
}

.docs-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: clamp(44px, 5vw, 64px);
}

.doc-card {
  display: flex;
  flex-direction: column;
  min-height: 228px;
  padding: 20px;
  border: 1px solid rgba(242, 237, 227, 0.24);
  background: rgba(255, 255, 255, 0.018);
  transition: border-color 0.25s, background 0.25s, transform 0.25s;
}

.doc-card:hover {
  border-color: var(--orange);
  background: rgba(232, 83, 31, 0.07);
  transform: translateY(-3px);
}

.doc-code {
  color: var(--orange);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.doc-title {
  margin-top: 22px;
  font-family: var(--font-display);
  font-stretch: 87.5%;
  font-size: 21px;
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -0.01em;
  text-transform: uppercase;
}

.doc-scope {
  margin-top: 8px;
  color: #b7afa2;
  font-size: 11.5px;
  line-height: 1.55;
}

.doc-meta {
  margin-top: auto;
  padding-top: 18px;
  color: #8f887d;
  font-family: var(--font-mono);
  font-size: 8px;
  line-height: 1.7;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.doc-link {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid rgba(242, 237, 227, 0.16);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.doc-link::after {
  content: "";
  position: absolute;
  inset: -8px 0;
}

.doc-link .icon {
  width: 14px;
  height: 14px;
}

.audit-card {
  border-color: var(--orange);
  background: var(--orange);
  color: var(--ink);
}

.audit-card:hover {
  background: var(--orange);
  border-color: var(--cream);
}

.audit-card .doc-code,
.audit-card .doc-meta,
.audit-card .doc-scope {
  color: rgba(21, 19, 16, 0.72);
}

.audit-card .doc-link {
  border-color: rgba(21, 19, 16, 0.3);
}

.quality-note {
  max-width: 78ch;
  margin-top: 22px;
  color: #8f887d;
  font-size: 11px;
  line-height: 1.7;
}

/* ---------- company ---------- */

.company-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  gap: clamp(34px, 5vw, 72px);
  align-items: center;
}

.company-media {
  position: relative;
  padding: 0 44px 46px 0;
}

.company-main {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: 1px solid var(--ink);
  background: var(--ink);
}

.company-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.02);
}

.company-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  padding: 5px 7px;
  background: var(--orange);
  color: var(--ink);
  border: 1px solid var(--ink);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.company-small {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 45%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 8px solid var(--paper);
  box-shadow: 0 0 0 1px var(--ink);
  filter: grayscale(1) contrast(1.06);
}

.company-copy p {
  max-width: 58ch;
  color: var(--ink-2);
  font-size: 14.5px;
  line-height: 1.8;
}

.company-copy p + p {
  margin-top: 14px;
}

.company-facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin-top: 28px;
  border-top: 1px solid var(--line);
}

.fact {
  padding: 13px 14px 13px 0;
  border-bottom: 1px solid var(--line);
}

.fact:nth-child(odd) {
  border-right: 1px solid var(--line);
}

.fact:nth-child(even) {
  padding-left: 14px;
}

.fact dt {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.fact dd {
  margin-top: 4px;
  font-family: var(--font-display);
  font-stretch: 87.5%;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.1;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin-top: clamp(44px, 5vw, 68px);
  border-top: 1px solid var(--ink);
}

.timeline-item {
  position: relative;
  padding: 20px 18px 0 0;
  border-right: 1px solid var(--line);
}

.timeline-item:last-child {
  border-right: 0;
}

.timeline-item::before {
  content: "";
  position: absolute;
  top: -4px;
  left: 0;
  width: 7px;
  height: 7px;
  background: var(--orange);
}

.timeline-year {
  font-family: var(--font-display);
  font-stretch: 87.5%;
  font-size: clamp(21px, 2vw, 28px);
  font-weight: 700;
  line-height: 1;
}

.timeline-item p {
  margin-top: 8px;
  color: var(--muted);
  font-size: 11.5px;
  line-height: 1.6;
}

.quote-band {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 32px;
  margin-top: clamp(44px, 5vw, 70px);
  padding: clamp(24px, 3vw, 38px) 0;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}

.quote-band blockquote {
  max-width: 18ch;
  font-family: var(--font-display);
  font-stretch: 87.5%;
  font-size: clamp(28px, 3.6vw, 50px);
  font-weight: 700;
  line-height: 0.94;
  letter-spacing: -0.015em;
  text-transform: uppercase;
}

.quote-band blockquote .accent {
  color: var(--orange);
}

.quote-zh {
  flex: 0 0 auto;
  color: var(--muted);
  font-family: var(--font-zh);
  font-size: 13px;
  letter-spacing: 0.04em;
}

/* ---------- contact ---------- */

.contact {
  background: var(--paper-2);
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  gap: clamp(34px, 5vw, 72px);
  align-items: start;
}

.contact h2 {
  max-width: 12ch;
  margin-top: 16px;
  font-family: var(--font-display);
  font-stretch: 87.5%;
  font-size: clamp(48px, 5.6vw, 82px);
  font-weight: 700;
  line-height: 0.88;
  letter-spacing: -0.018em;
  text-transform: uppercase;
}

.contact h2 .accent {
  color: var(--orange);
}

.contact-lede {
  max-width: 50ch;
  margin-top: 18px;
  color: var(--ink-2);
  font-size: 14.5px;
  line-height: 1.8;
}

.contact-list {
  margin-top: 28px;
  border-top: 1px solid var(--line-strong);
}

.contact-item {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.contact-item .icon {
  width: 18px;
  height: 18px;
  margin-top: 3px;
  color: var(--orange-ink);
}

.contact-label {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.contact-value {
  margin-top: 3px;
  font-size: 13px;
  line-height: 1.65;
}

.contact-value a {
  position: relative;
  border-bottom: 1px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}

.contact-value a::after {
  content: "";
  position: absolute;
  inset: -13px 0;
}

.contact-value a:hover {
  color: var(--orange-ink);
  border-color: var(--orange-ink);
}

.inquiry {
  padding: clamp(22px, 3vw, 34px);
  background: var(--cream);
  border: 1px solid var(--ink);
  box-shadow: 14px 14px 0 var(--orange);
}

.inquiry-title {
  font-family: var(--font-display);
  font-stretch: 87.5%;
  font-size: clamp(28px, 2.8vw, 36px);
  font-weight: 700;
  line-height: 1;
  text-transform: uppercase;
}

.inquiry-sub {
  margin-top: 8px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px 18px;
  margin-top: 22px;
}

.field {
  min-width: 0;
}

.field.full {
  grid-column: 1 / -1;
}

.field label {
  display: block;
  margin-bottom: 6px;
  color: var(--ink-2);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.field label .req {
  color: var(--orange-ink);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 46px;
  padding: 11px 12px;
  border: 1px solid var(--line-strong);
  border-radius: 0;
  background: transparent;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.4;
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
}

.field textarea {
  min-height: 108px;
  resize: vertical;
}

.field input::placeholder,
.field textarea::placeholder {
  color: #9a9286;
}

.field select {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 36px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23151310' stroke-width='1.7' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
}

.field select:invalid {
  color: #8a8276;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--orange);
  box-shadow: 0 0 0 3px rgba(232, 83, 31, 0.18);
}

.field.has-error input,
.field.has-error select,
.field.has-error textarea {
  border-color: var(--error);
  box-shadow: 0 0 0 3px rgba(169, 38, 27, 0.12);
}

.field-error {
  display: none;
  margin-top: 5px;
  color: var(--error);
  font-size: 11.5px;
  line-height: 1.45;
}

.field.has-error .field-error {
  display: block;
}

.form-errors {
  grid-column: 1 / -1;
  padding: 12px 14px;
  border: 1px solid var(--error);
  background: #f6e4e0;
  color: var(--error);
  font-size: 12.5px;
  line-height: 1.55;
}

.form-errors:focus {
  outline: 2px solid var(--error);
  outline-offset: 2px;
}

.form-errors strong {
  display: block;
  margin-bottom: 4px;
  font-size: 12px;
}

.form-errors ul {
  margin-top: 4px;
}

.form-errors li + li {
  margin-top: 2px;
}

.form-errors a {
  text-decoration: underline;
  text-underline-offset: 2px;
}

.form-actions {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 2px;
}

.form-actions .btn {
  flex: 1 1 210px;
}

.copy-btn {
  min-height: 48px;
  padding: 0 4px;
  border: 0;
  border-bottom: 1px solid var(--line-strong);
  background: transparent;
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-2);
}

.copy-btn:hover {
  color: var(--orange-ink);
  border-color: var(--orange-ink);
}

.form-note {
  grid-column: 1 / -1;
  color: var(--muted);
  font-size: 10.5px;
  line-height: 1.6;
}

.form-status {
  grid-column: 1 / -1;
  min-height: 18px;
  color: var(--success);
  font-size: 12px;
  line-height: 1.5;
}

.form-status.is-error {
  color: var(--error);
}

/* ---------- footer ---------- */

.footer {
  padding: 58px 0 22px;
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
}

.footer-word {
  margin-bottom: 42px;
  color: transparent;
  font-family: var(--font-display);
  font-stretch: 87.5%;
  font-size: clamp(112px, 23vw, 330px);
  font-weight: 700;
  line-height: 0.7;
  letter-spacing: -0.025em;
  -webkit-text-stroke: 1px rgba(242, 237, 227, 0.3);
  user-select: none;
}

.footer-word span {
  color: var(--orange);
  -webkit-text-stroke: 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 32px;
  padding-top: 28px;
  border-top: 1px solid rgba(242, 237, 227, 0.22);
}

.footer-about {
  max-width: 34ch;
  color: #b7afa2;
  font-size: 12px;
  line-height: 1.75;
}

.footer h4 {
  color: var(--orange);
  font-family: var(--font-mono);
  font-size: 8px;
  font-weight: 500;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.footer ul {
  margin-top: 12px;
}

.footer li + li {
  margin-top: 6px;
}

.footer li,
.footer p.small {
  color: #c9c1b4;
  font-size: 12px;
  line-height: 1.65;
}

.footer a {
  position: relative;
  display: inline-block;
  padding: 3px 0;
  transition: color 0.2s;
}

.footer a::after {
  content: "";
  position: absolute;
  inset: -3px 0;
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  margin-top: 42px;
  padding-top: 16px;
  border-top: 1px solid rgba(242, 237, 227, 0.16);
  color: #8a8377;
  font-family: var(--font-mono);
  font-size: 8px;
  line-height: 1.7;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.to-top {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 90;
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border: 1px solid var(--paper);
  background: var(--ink);
  color: var(--paper);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 0.25s, visibility 0.25s, transform 0.25s, background 0.2s;
}

.to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: none;
}

.to-top:hover {
  background: var(--orange);
  color: var(--ink);
}

/* ---------- dialog ---------- */

.product-dialog {
  width: min(1060px, calc(100vw - 40px));
  max-height: min(880px, 90vh);
  max-height: min(880px, 90dvh);
  padding: 0;
  overflow: auto;
  border: 1px solid var(--ink);
  background: var(--cream);
  color: var(--ink);
  box-shadow: 18px 18px 0 var(--orange);
}

.product-dialog::backdrop {
  background: rgba(21, 19, 16, 0.76);
  -webkit-backdrop-filter: blur(5px);
  backdrop-filter: blur(5px);
}

.dialog-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  min-height: 560px;
}

.dialog-media {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 100%;
  padding: 14px;
  background: var(--paper-2);
  border-right: 1px solid var(--ink);
}

.dialog-media img {
  width: 100%;
  height: auto;
  min-height: 0;
  aspect-ratio: 4 / 3;
  object-fit: contain;
  mix-blend-mode: multiply;
}

.dialog-media-note {
  width: 100%;
  padding: 0 4px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 8.5px;
  line-height: 1.55;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.dialog-code {
  position: absolute;
  top: 22px;
  left: 22px;
  padding: 5px 7px;
  background: var(--cream);
  border: 1px solid var(--ink);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.dialog-content {
  position: relative;
  padding: clamp(26px, 3.5vw, 42px);
}

.dialog-close {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--ink);
  background: var(--cream);
  color: var(--ink);
  transition: background 0.2s, color 0.2s;
}

.dialog-close:hover {
  background: var(--ink);
  color: var(--cream);
}

.dialog-content .eyebrow {
  padding-right: 44px;
}

.dialog-title {
  margin-top: 14px;
  font-family: var(--font-display);
  font-stretch: 87.5%;
  font-size: clamp(36px, 4vw, 52px);
  font-weight: 700;
  line-height: 0.92;
  letter-spacing: -0.015em;
  text-transform: uppercase;
}

.dialog-zh {
  margin-top: 7px;
  color: var(--muted);
  font-family: var(--font-zh);
  font-size: 13px;
}

.dialog-lead {
  margin-top: 16px;
  color: var(--ink-2);
  font-size: 13.5px;
  line-height: 1.72;
}

.dialog-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.dialog-cols h3 {
  margin-bottom: 8px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 8px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.dialog-cols li {
  position: relative;
  padding-left: 12px;
  color: var(--ink-2);
  font-size: 11.5px;
  line-height: 1.55;
}

.dialog-cols li + li {
  margin-top: 5px;
}

.dialog-cols li::before {
  content: "";
  position: absolute;
  top: 0.62em;
  left: 0;
  width: 5px;
  height: 5px;
  background: var(--orange);
}

.dialog-standards {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-top: 22px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.dialog-standards strong {
  color: var(--ink);
  font-weight: 600;
}

.dialog-content .btn {
  width: 100%;
  margin-top: 22px;
}

body.dialog-open,
body.menu-open {
  overflow: hidden;
}

/* ---------- menu ---------- */

.site-menu,
.menu-backdrop {
  display: none;
}

/* ---------- reveal ---------- */

html.js .reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s ease, transform 0.7s var(--ease);
  transition-delay: var(--delay, 0ms);
}

html.js .reveal.in {
  opacity: 1;
  transform: none;
}

/* ---------- full-site language switching ---------- */

.section h2,
.custom-panel h3,
.pass-meta,
.doc-meta,
.stat-card > span {
  white-space: pre-line;
}

.contact h2 {
  white-space: normal;
}

.stat-card strong {
  white-space: nowrap;
}

html:not([lang="en"]) .hero-zh,
html:not([lang="en"]) .h2-zh,
html:not([lang="en"]) .card-zh,
html:not([lang="en"]) .cap-zh,
html:not([lang="en"]) .custom-zh,
html:not([lang="en"]) .quote-zh,
html:not([lang="en"]) .dialog-zh {
  display: none;
}

html[lang="zh-CN"] .hero h1 {
  font-family: var(--font-zh);
  font-size: clamp(50px, 6.5vw, 96px);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.045em;
}

html[lang="ja"] body {
  font-family: "Yu Gothic", "Yu Gothic UI", "Hiragino Kaku Gothic ProN", "Meiryo", "Noto Sans JP", sans-serif;
}

html[lang="ja"] .hero h1 {
  font-family: "Yu Gothic", "Hiragino Kaku Gothic ProN", "Meiryo", "Noto Sans JP", sans-serif;
  font-size: clamp(44px, 6vw, 88px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.04em;
}

html[lang="ja"] .section h2,
html[lang="ja"] .contact h2,
html[lang="ja"] .custom-panel h3,
html[lang="ja"] .quote-band blockquote,
html[lang="ja"] .card-title,
html[lang="ja"] .cap-title,
html[lang="ja"] .doc-title {
  font-family: "Yu Gothic", "Hiragino Kaku Gothic ProN", "Meiryo", "Noto Sans JP", sans-serif;
  font-weight: 800;
  letter-spacing: -0.03em;
}

html[lang="ja"] .pass-word {
  font-family: "Yu Gothic", "Hiragino Kaku Gothic ProN", "Meiryo", "Noto Sans JP", sans-serif;
  font-weight: 800;
  letter-spacing: -0.05em;
}

html[lang="ja"] .dialog-title {
  font-family: "Yu Gothic", "Hiragino Kaku Gothic ProN", "Meiryo", "Noto Sans JP", sans-serif;
  font-size: clamp(28px, 3.1vw, 40px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.04em;
  word-break: keep-all;
  overflow-wrap: break-word;
}

html[lang="ko"] body {
  font-family: "Malgun Gothic", "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
}

html[lang="ko"] .hero h1,
html[lang="ko"] .section h2,
html[lang="ko"] .contact h2,
html[lang="ko"] .custom-panel h3,
html[lang="ko"] .quote-band blockquote,
html[lang="ko"] .card-title,
html[lang="ko"] .cap-title,
html[lang="ko"] .doc-title,
html[lang="ko"] .dialog-title,
html[lang="ko"] .pass-word {
  font-family: "Malgun Gothic", "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  font-weight: 800;
  letter-spacing: -0.035em;
  word-break: keep-all;
  overflow-wrap: break-word;
}

html[lang="ko"] .hero h1 {
  font-size: clamp(44px, 6vw, 88px);
  line-height: 1.1;
}

html[lang="ko"] .section h2,
html[lang="ko"] .contact h2 {
  line-height: 1.16;
}

html[lang="fr"] .hero h1,
html[lang="it"] .hero h1,
html[lang^="pt"] .hero h1 {
  font-size: clamp(44px, 5.8vw, 88px);
  line-height: 0.94;
}

html[lang="fr"] .section h2,
html[lang="it"] .section h2,
html[lang^="pt"] .section h2,
html[lang="ru"] .section h2 {
  max-width: 20ch;
  hyphens: auto;
}

html[lang="ru"] .hero h1,
html[lang="ru"] .section h2,
html[lang="ru"] .contact h2,
html[lang="ru"] .custom-panel h3,
html[lang="ru"] .quote-band blockquote {
  font-family: "Arial Narrow", "Segoe UI", "Helvetica Neue", sans-serif;
  font-stretch: normal;
  letter-spacing: -0.02em;
}

html[lang="ru"] .hero h1 {
  font-size: clamp(44px, 5.6vw, 84px);
  line-height: 0.98;
}

html[lang="ko"] .dialog-title,
html[lang="fr"] .dialog-title,
html[lang="it"] .dialog-title,
html[lang^="pt"] .dialog-title,
html[lang="ru"] .dialog-title {
  font-size: clamp(30px, 3.4vw, 46px);
  line-height: 1.08;
  word-break: keep-all;
  overflow-wrap: break-word;
}

html[lang="ar"] body {
  font-family: "Segoe UI", "Tahoma", "Arial", sans-serif;
}

html[lang="ar"] .hero h1,
html[lang="ar"] .section h2,
html[lang="ar"] .contact h2,
html[lang="ar"] .custom-panel h3,
html[lang="ar"] .quote-band blockquote,
html[lang="ar"] .card-title,
html[lang="ar"] .cap-title,
html[lang="ar"] .doc-title,
html[lang="ar"] .dialog-title,
html[lang="ar"] .pass-word,
html[lang="ar"] .stat-card strong {
  font-family: "Tahoma", "Segoe UI", "Arial", sans-serif;
  letter-spacing: 0;
  line-height: 1.22;
}

html[lang="ar"] .hero h1 {
  font-size: clamp(42px, 5.8vw, 82px);
  line-height: 1.18;
}

html[lang="ar"] .eyebrow,
html[lang="ar"] .ticker,
html[lang="ar"] .card-meta,
html[lang="ar"] .stat-card > span {
  letter-spacing: 0;
}

html[lang="th"] body {
  font-family: "Leelawadee UI", "Tahoma", "Noto Sans Thai", sans-serif;
  line-height: 1.75;
}

html[lang="th"] .hero h1,
html[lang="th"] .section h2,
html[lang="th"] .contact h2,
html[lang="th"] .custom-panel h3,
html[lang="th"] .quote-band blockquote,
html[lang="th"] .card-title,
html[lang="th"] .cap-title,
html[lang="th"] .doc-title,
html[lang="th"] .dialog-title,
html[lang="th"] .pass-word {
  font-family: "Leelawadee UI", "Tahoma", "Noto Sans Thai", sans-serif;
  letter-spacing: 0;
  line-height: 1.32;
}

html[lang="th"] .hero h1 {
  font-size: clamp(38px, 5.2vw, 74px);
  line-height: 1.2;
}

html[lang="th"] .eyebrow,
html[lang="th"] .ticker,
html[lang="th"] .card-meta,
html[lang="th"] .stat-card > span {
  letter-spacing: 0;
}

html[lang="hi"] body {
  font-family: "Nirmala UI", "Mangal", "Noto Sans Devanagari", sans-serif;
  line-height: 1.75;
}

html[lang="hi"] .hero h1,
html[lang="hi"] .section h2,
html[lang="hi"] .contact h2,
html[lang="hi"] .custom-panel h3,
html[lang="hi"] .quote-band blockquote,
html[lang="hi"] .card-title,
html[lang="hi"] .cap-title,
html[lang="hi"] .doc-title,
html[lang="hi"] .dialog-title,
html[lang="hi"] .pass-word {
  font-family: "Nirmala UI", "Mangal", "Noto Sans Devanagari", sans-serif;
  letter-spacing: 0;
  line-height: 1.35;
}

html[lang="hi"] .hero h1 {
  font-size: clamp(38px, 5.2vw, 74px);
  line-height: 1.22;
}

html[lang="hi"] .eyebrow,
html[lang="hi"] .ticker,
html[lang="hi"] .card-meta,
html[lang="hi"] .stat-card > span {
  letter-spacing: 0;
}

html[lang="pl"] .hero h1,
html[lang="cs"] .hero h1,
html[lang="ro"] .hero h1,
html[lang="tr"] .hero h1,
html[lang="fi"] .hero h1,
html[lang="uk"] .hero h1 {
  font-size: clamp(42px, 5.6vw, 84px);
  line-height: 0.96;
}

html[lang="pl"] .section h2,
html[lang="cs"] .section h2,
html[lang="ro"] .section h2,
html[lang="tr"] .section h2,
html[lang="fi"] .section h2,
html[lang="uk"] .section h2 {
  max-width: 20ch;
  hyphens: auto;
}

html[lang="uk"] .hero h1,
html[lang="uk"] .section h2,
html[lang="uk"] .contact h2,
html[lang="uk"] .custom-panel h3,
html[lang="uk"] .quote-band blockquote {
  font-family: "Arial Narrow", "Segoe UI", "Helvetica Neue", sans-serif;
  letter-spacing: -0.02em;
}

html[dir="rtl"] body {
  text-align: right;
}

html[dir="rtl"] .skip-link {
  left: auto;
  right: 12px;
}

html[dir="rtl"] .topbar-dot {
  margin-right: 0;
  margin-left: 7px;
}

html[dir="rtl"] .brand-text {
  padding-left: 0;
  padding-right: 13px;
  border-left: 0;
  border-right: 1px solid var(--line-strong);
}

html[dir="rtl"] .nav-desktop {
  margin-left: 0;
  margin-right: auto;
}

html[dir="rtl"] .product-card {
  text-align: right;
}

html[dir="rtl"] .stat-card {
  left: auto;
  right: 0;
  transform: rotate(3deg);
}

html[dir="rtl"] .hero-plate {
  box-shadow: -10px 10px 0 var(--orange);
}

html[dir="rtl"] .plate-caption span:last-child {
  text-align: left;
}

html[dir="rtl"] .test-stamp {
  right: auto;
  left: 0;
  transform: rotate(-2.5deg);
}

html[dir="rtl"] .factory-tag {
  left: auto;
  right: 10px;
}

html[dir="rtl"] .card-plate,
html[dir="rtl"] .cap-tag,
html[dir="rtl"] .company-badge {
  left: auto;
  right: 14px;
}

html[dir="rtl"] .custom-panel::before {
  right: auto;
  left: -22px;
}

html[dir="rtl"] .cap-small {
  right: auto;
  left: -8%;
}

html[dir="rtl"] .std-table th {
  text-align: right;
}

html[dir="rtl"] .std-table th:last-child,
html[dir="rtl"] .std-table td:last-child {
  text-align: left;
  padding-right: 10px;
  padding-left: 0;
}

html[dir="rtl"] .fact:nth-child(odd) {
  border-right: 0;
  border-left: 1px solid var(--line);
}

html[dir="rtl"] .timeline-item {
  padding-right: 0;
  padding-left: 18px;
  border-right: 0;
  border-left: 1px solid var(--line);
}

html[dir="rtl"] .dialog-media {
  border-right: 0;
  border-left: 1px solid var(--ink);
}

html[dir="rtl"] .dialog-code {
  left: auto;
  right: 22px;
}

html[dir="rtl"] .dialog-close {
  right: auto;
  left: 14px;
}

html[dir="rtl"] .dialog-cols li {
  padding-left: 0;
  padding-right: 12px;
}

html[dir="rtl"] .dialog-cols li::before {
  left: auto;
  right: 0;
}

html[dir="rtl"] .field select {
  padding-right: 12px;
  padding-left: 36px;
  background-position: left 12px center;
}

html[dir="rtl"] .to-top {
  right: auto;
  left: 20px;
}

html[dir="rtl"] a[href^="mailto:"],
html[dir="rtl"] a[href^="tel:"] {
  direction: ltr;
  unicode-bidi: isolate;
}

html[dir="rtl"] .topbar-location bdi {
  display: inline-block;
  direction: ltr;
  unicode-bidi: isolate;
}

html[dir="rtl"] input[type="email"] {
  direction: ltr;
  text-align: left;
}

html[lang="ja"] .section h2,
html[lang="ja"] .contact h2 {
  line-height: 1.12;
}

html[lang="de"] .hero h1,
html[lang="es"] .hero h1 {
  font-size: clamp(46px, 5.7vw, 86px);
  line-height: 0.94;
}

html[lang="de"] .section h2,
html[lang="es"] .section h2,
html[lang="de"] .contact h2,
html[lang="es"] .contact h2 {
  max-width: 20ch;
  hyphens: auto;
}

html[lang="de"] .card-title,
html[lang="es"] .card-title,
html[lang="de"] .cap-title,
html[lang="es"] .cap-title,
html[lang="de"] .doc-title,
html[lang="es"] .doc-title {
  line-height: 1.1;
  hyphens: auto;
}

html[lang="zh-CN"] .section h2 {
  max-width: 22ch;
  font-family: var(--font-zh);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.04em;
}

html[lang="zh-CN"] #company-title {
  font-size: clamp(38px, 4.2vw, 60px);
}

html[lang="zh-CN"] .contact h2 {
  font-family: var(--font-zh);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.04em;
}

html[lang="zh-CN"] .custom-panel h3 {
  font-family: var(--font-zh);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -0.035em;
}

html[lang="zh-CN"] .quote-band blockquote {
  font-family: var(--font-zh);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.04em;
}

html[lang="zh-CN"] .card-title,
html[lang="zh-CN"] .cap-title,
html[lang="zh-CN"] .doc-title {
  font-family: var(--font-zh);
  font-weight: 800;
  letter-spacing: -0.03em;
}

html[lang="zh-CN"] .card-title {
  line-height: 1.15;
}

html[lang="zh-CN"] .cap-title {
  line-height: 1.15;
}

html[lang="zh-CN"] .doc-title {
  line-height: 1.15;
}

html[lang="zh-CN"] .pass-word {
  font-family: var(--font-zh);
  font-weight: 800;
  font-size: clamp(82px, 9vw, 136px);
  letter-spacing: -0.05em;
}

html[lang="zh-CN"] .inquiry-title {
  font-family: var(--font-zh);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

html[lang="zh-CN"] .editorial-line {
  letter-spacing: 0;
}

/* ---------- readability pass ---------- */

.topbar-inner {
  font-size: 9.5px;
}

.brand-en {
  font-size: 8.5px;
}

.eyebrow {
  font-size: 10.5px;
}

.hero-fact > span {
  font-size: 9px;
}

.plate-caption {
  font-size: 8.5px;
}

.card-plate,
.card-meta {
  font-size: 9px;
}

.card-cta {
  font-size: 9px;
}

.fact-chip {
  font-size: 9px;
}

.cap-tag {
  font-size: 9px;
}

.cap-zh {
  font-size: 12px;
}

.std-table th {
  font-size: 9px;
}

.doc-code,
.doc-meta,
.doc-link {
  font-size: 9px;
}

.doc-scope {
  font-size: 12px;
}

.contact-label {
  font-size: 9px;
}

.field label {
  font-size: 9.5px;
}

.form-note {
  font-size: 11px;
}

.footer h4 {
  font-size: 9px;
}

.footer li {
  font-size: 12.5px;
}

.footer-bottom {
  font-size: 9px;
}

.dialog-code,
.dialog-cols h3,
.dialog-standards {
  font-size: 9px;
}

.timeline-item p {
  font-size: 12px;
}

/* ---------- responsive ---------- */

@media (max-width: 1240px) {
  .brand-text {
    display: none;
  }

  .header-email {
    display: none;
  }

  .hero-grid {
    gap: 46px;
  }

  .hero h1 {
    font-size: clamp(50px, 6.3vw, 82px);
  }

  .hero-visual {
    height: clamp(450px, 42vw, 560px);
  }

  .hero-plate {
    width: 80%;
  }
}

@media (max-width: 1080px) {
  :root {
    --header-h: 76px;
  }

  .nav-desktop {
    gap: 18px;
  }

  .nav-desktop a {
    font-size: 12px;
  }

  .section-head {
    grid-template-columns: minmax(0, 1fr) minmax(260px, 0.72fr);
    gap: 34px;
  }

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

  .cap-visual {
    position: relative;
    top: auto;
    max-width: 660px;
    padding-bottom: 0;
  }

  .cap-main {
    aspect-ratio: 16 / 11;
  }

  .cap-small {
    right: 0;
    bottom: -32px;
    width: 38%;
  }

  .cap-visual {
    margin-bottom: 34px;
  }

  .quality-top {
    grid-template-columns: 1fr;
  }

  .pass-card {
    display: grid;
    grid-template-columns: auto 1fr;
    align-items: end;
    gap: 0 28px;
  }

  .pass-label {
    grid-column: 1 / -1;
  }

  .pass-word {
    margin-bottom: 0;
  }
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 42px;
  }

  .hero-copy {
    max-width: 820px;
  }

  .hero h1 {
    font-size: clamp(58px, 9.2vw, 88px);
  }

  .hero-visual {
    width: min(680px, 100%);
    height: 540px;
    margin-left: auto;
  }

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

  .company-media {
    max-width: 720px;
  }

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

  .contact-copy {
    max-width: 720px;
  }

  .to-top {
    display: none;
  }
}

@media (max-width: 900px) {
  .nav-desktop,
  .header-actions .lang-picker,
  .header-actions .btn {
    display: none;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .site-menu {
    position: fixed;
    top: 0;
    right: 0;
    z-index: 300;
    display: flex;
    flex-direction: column;
    width: min(92vw, 420px);
    height: 100vh;
    height: 100dvh;
    padding: 20px 24px 28px;
    overflow-y: auto;
    background: var(--ink);
    color: var(--paper);
    transform: translateX(100%);
    visibility: hidden;
    transition: transform 0.35s var(--ease), visibility 0.35s;
  }

  .site-menu.is-open {
    transform: none;
    visibility: visible;
  }

  .menu-backdrop {
    position: fixed;
    inset: 0;
    z-index: 290;
    display: block;
    background: rgba(21, 19, 16, 0.62);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
  }

  .menu-backdrop.is-open {
    opacity: 1;
    visibility: visible;
  }

  .menu-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(242, 237, 227, 0.22);
  }

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

  .menu-close {
    display: grid;
    place-items: center;
    width: 46px;
    height: 46px;
    border: 1px solid rgba(242, 237, 227, 0.4);
    background: transparent;
    color: var(--paper);
  }

  .menu-close:hover {
    background: var(--orange);
    color: var(--ink);
    border-color: var(--orange);
  }

  .menu-nav {
    margin-top: 12px;
  }

  .menu-nav a {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 16px;
    min-height: 62px;
    padding: 12px 0;
    border-bottom: 1px solid rgba(242, 237, 227, 0.16);
    font-family: var(--font-display);
    font-stretch: 87.5%;
    font-size: clamp(26px, 6vw, 34px);
    font-weight: 700;
    line-height: 1;
    text-transform: uppercase;
    transition: color 0.2s;
  }

  .menu-nav a:hover {
    color: var(--orange);
  }

  .menu-nav a span {
    font-family: var(--font-mono);
    font-size: 8px;
    font-weight: 400;
    letter-spacing: 0.06em;
    color: var(--muted-2);
  }

  .menu-foot {
    margin-top: auto;
    padding-top: 28px;
    border-top: 1px solid rgba(242, 237, 227, 0.22);
  }

  .menu-foot .lang-picker {
    width: 100%;
    height: 46px;
    border-color: rgba(242, 237, 227, 0.4);
    color: var(--paper);
  }

  .menu-foot .lang-picker .lang-globe,
  .menu-foot .lang-picker .lang-chevron {
    color: #b7afa2;
  }

  .menu-foot .lang-select {
    flex: 1;
    width: 100%;
    color: var(--paper);
    font-size: 12px;
    line-height: 44px;
  }

  .menu-foot .lang-select option {
    background: var(--ink);
    color: var(--paper);
  }

  .menu-foot .btn {
    width: 100%;
    margin-top: 12px;
    background: var(--orange);
    border-color: var(--orange);
    color: var(--ink);
  }

  .menu-contact {
    margin-top: 18px;
    color: #b7afa2;
    font-family: var(--font-mono);
    font-size: 9px;
    line-height: 1.8;
  }

  .menu-contact a {
    color: var(--paper);
  }

  .section-head {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .section-intro {
    justify-self: start;
  }

  .product-grid {
    gap: 32px 18px;
  }

  .product-card:nth-child(n) {
    grid-column: span 6;
  }

  .product-card:nth-child(6) {
    grid-column: span 6;
  }

  .custom-panel {
    grid-column: span 12;
    min-height: 300px;
  }

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

  .timeline {
    grid-template-columns: repeat(3, 1fr);
  }

  .timeline-item:nth-child(3) {
    border-right: 0;
  }

  .timeline-item:nth-child(n + 4) {
    margin-top: 18px;
    padding-top: 16px;
    border-top: 1px solid var(--line);
  }

  .quote-band {
    display: block;
  }

  .quote-zh {
    margin-top: 14px;
  }

  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr;
  }

  .footer-col-contact {
    grid-column: 1 / -1;
  }

  .footer-bottom {
    display: block;
  }

  .footer-bottom span {
    display: block;
    margin-top: 4px;
  }

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

  .dialog-media {
    min-height: 0;
    border-right: 0;
    border-bottom: 1px solid var(--ink);
  }

  .dialog-media img {
    height: auto;
    min-height: 0;
    aspect-ratio: 4 / 3;
  }

  .dialog-code {
    top: 20px;
    left: 20px;
  }
}

@media (max-width: 700px) {
  :root {
    --header-h: 66px;
    --topbar-h: 0px;
  }

  .topbar {
    display: none;
  }

  .header-inner {
    gap: 12px;
  }

  .brand img {
    height: 34px;
  }

  .site-header.is-scrolled .header-inner {
    height: 62px;
  }

  .hero {
    padding-top: 30px;
  }

  .hero h1 {
    font-size: clamp(45px, 12.6vw, 62px);
    line-height: 0.85;
  }

  .hero-zh {
    font-size: 15px;
    letter-spacing: 0.05em;
  }

  .hero-lede {
    font-size: 14.5px;
  }

  .hero-actions .btn {
    flex: 1 1 190px;
  }

  .hero-facts {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }

  .hero-fact:last-child {
    grid-column: 1 / -1;
  }

  .hero-visual {
    height: auto;
    display: grid;
    gap: 12px;
    padding-bottom: 16px;
  }

  .hero-factory {
    position: relative;
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 8.5;
    order: 2;
  }

  .hero-plate {
    position: relative;
    width: 100%;
    order: 1;
    box-shadow: 10px 10px 0 var(--orange);
  }

  .stat-card {
    top: -10px;
    left: -4px;
    width: 104px;
    padding: 10px;
  }

  .stat-card strong {
    font-size: 30px;
  }

  .test-stamp {
    right: -2px;
    bottom: 14%;
  }

  .ticker {
    height: 48px;
  }

  .ticker-item {
    font-size: 17px;
    gap: 20px;
    padding-right: 20px;
  }

  .section {
    padding: 62px 0;
  }

  .section h2 {
    font-size: clamp(38px, 10.6vw, 52px);
  }

  .product-card:nth-child(n),
  .custom-panel {
    grid-column: span 12;
  }

  .product-grid {
    gap: 30px;
  }

  .card-title {
    font-size: 25px;
  }

  .cap-main {
    aspect-ratio: 4 / 3;
  }

  .cap-small {
    display: none;
  }

  .cap-visual {
    margin-bottom: 0;
  }

  .cap-strip {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .pass-card {
    display: block;
  }

  .pass-word {
    font-size: 96px;
  }

  .std-table th:nth-child(2),
  .std-table td:nth-child(2) {
    display: none;
  }

  .std-table td {
    padding: 13px 8px;
  }

  .std-table td:first-child {
    white-space: normal;
  }

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

  .doc-card {
    min-height: 0;
  }

  .company-media {
    padding-right: 26px;
    padding-bottom: 30px;
  }

  .company-small {
    width: 42%;
    border-width: 6px;
  }

  .company-facts {
    grid-template-columns: 1fr;
  }

  .fact:nth-child(odd) {
    border-right: 0;
  }

  .fact:nth-child(even) {
    padding-left: 0;
  }

  .timeline {
    grid-template-columns: 1fr;
    margin-top: 36px;
  }

  .timeline-item {
    display: grid;
    grid-template-columns: 64px 1fr;
    gap: 12px;
    padding: 14px 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .timeline-item::before {
    top: 20px;
    left: 0;
  }

  .timeline-item:nth-child(n + 4) {
    margin-top: 0;
    border-top: 0;
  }

  .timeline-item:last-child {
    border-bottom: 0;
  }

  .timeline-year {
    padding-left: 12px;
    font-size: 20px;
  }

  .timeline-item p {
    margin-top: 0;
  }

  .contact h2 {
    font-size: clamp(44px, 12vw, 60px);
  }

  .inquiry {
    box-shadow: 9px 9px 0 var(--orange);
  }

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

  .form-actions {
    align-items: stretch;
  }

  .form-actions .btn {
    flex-basis: 100%;
  }

  .copy-btn {
    align-self: flex-start;
  }

  .footer {
    padding-top: 42px;
  }

  .footer-word {
    font-size: clamp(96px, 27vw, 150px);
    margin-bottom: 30px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }

  .footer-about,
  .footer-col-contact {
    grid-column: 1 / -1;
  }

  .to-top {
    right: 14px;
    bottom: 14px;
    width: 44px;
    height: 44px;
  }

  .product-dialog {
    width: calc(100vw - 20px);
    max-height: 92vh;
    max-height: 92dvh;
    box-shadow: 8px 8px 0 var(--orange);
  }

  .dialog-content {
    padding: 24px 20px;
  }

  .dialog-cols {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .dialog-close {
    top: 10px;
    right: 10px;
  }
}

@media (max-width: 400px) {
  .hero h1 {
    font-size: 43px;
  }

  .hero-actions .btn {
    flex-basis: 100%;
  }

  .brand img {
    height: 30px;
  }

  .stat-card {
    width: 94px;
  }

  .stat-card strong {
    font-size: 27px;
  }

  .test-stamp {
    font-size: 7px;
    padding: 7px 8px;
  }

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

  .footer-about,
  .footer-col-contact {
    grid-column: auto;
  }
}

@media (max-width: 700px) {
  html[lang="de"] .eyebrow-extra,
  html[lang="es"] .eyebrow-extra,
  html[lang="fr"] .eyebrow-extra,
  html[lang^="pt"] .eyebrow-extra,
  html[lang="it"] .eyebrow-extra,
  html[lang="ru"] .eyebrow-extra,
  html:not([lang="en"]):not([lang="zh-CN"]):not([lang="ja"]):not([lang="ko"]) .eyebrow-extra {
    display: none;
  }
}

@media (max-width: 360px) {
  .eyebrow-extra {
    display: none;
  }
}

@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;
  }

  .ticker-track {
    animation: none;
  }

  html.js .reveal {
    opacity: 1;
    transform: none;
  }
}

@media print {
  .site-header,
  .ticker,
  .to-top,
  .site-menu,
  .menu-backdrop,
  .hero-visual,
  .cap-strip,
  .footer-word {
    display: none !important;
  }

  body {
    background: #fff;
    color: #000;
  }

  body::after {
    display: none;
  }

  html.js .reveal,
  .reveal {
    opacity: 1 !important;
    transform: none !important;
  }

  .section {
    padding: 24px 0;
    border-color: #ccc;
  }

  .quality,
  .footer {
    background: #fff;
    color: #000;
  }
}

/* RTL responsive corrections, after all LTR breakpoints. */
@media (max-width: 1080px) {
  html[dir="rtl"] .cap-small {
    right: auto;
    left: 0;
  }
}

@media (max-width: 900px) {
  html[dir="rtl"] .stat-card {
    left: auto;
    right: -4px;
  }

  html[dir="rtl"] .test-stamp {
    right: auto;
    left: -2px;
  }

  html[dir="rtl"] .to-top {
    right: auto;
    left: 14px;
  }

  html[dir="rtl"] .dialog-close {
    right: auto;
    left: 10px;
  }

  html[dir="rtl"] .hero-plate {
    box-shadow: -10px 10px 0 var(--orange);
  }
}