@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;600&display=swap");

:root {
  /* 暖白纸面，字是墨色，点缀只用标志里的橙色 */
  --paper: #f6f4f0;
  --wash: #efece6;
  --ink: #1c1c1c;
  --muted: #6e685f;
  --line: rgba(28, 28, 28, 0.1);
  --accent: #1c1c1c;
  --accent-soft: #e25a12;
  --navy: #1c1c1c;
  --header: 60px;
  --topbar: 38px;
  --head: #f6f4f0;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}
@property --head-space {
  syntax: "<length>";
  inherits: true;
  initial-value: 98px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
/* 顶栏显隐会改页头高度。关掉滚动锚定，避免高度动画把滚动位置推回显隐临界点。 */
html, .head-clip, .snap { overflow-anchor: none; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.7;
  --head-space: calc(var(--header) + var(--topbar));
}
body.fh-scrolled { --head-space: var(--header); }
body.home { background: var(--head); }
body:not(.home) {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
body:not(.home) .site-footer { margin-top: auto; }
.wp-loading { display: grid; gap: 14px; padding: 8px 0 40px; }
.wp-loading span {
  display: block;
  height: 14px;
  border-radius: 2px;
  background: linear-gradient(90deg, #e2e8f0 25%, #cbd5e1 37%, #e2e8f0 63%);
  background-size: 400% 100%;
  animation: wp-shimmer 1.15s ease infinite;
}
.wp-loading span:nth-child(1) { width: 46%; height: 26px; }
.wp-loading span:nth-child(2) { width: 92%; }
.wp-loading span:nth-child(3) { width: 78%; }
.wp-loading span:nth-child(4) { width: 86%; }
.wp-error {
  margin: 24px 0;
  padding: 14px 18px;
  border: 1px solid rgba(14, 165, 233, 0.28);
  border-radius: 6px;
  background: rgba(14, 165, 233, 0.05);
  color: var(--muted);
  font-size: 14px;
}
@keyframes wp-shimmer {
  0% { background-position: 100% 0; }
  100% { background-position: 0 0; }
}
@media (prefers-reduced-motion: reduce) {
  .wp-loading span { animation: none; }
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; color: inherit; }
h1, h2, h3 { font-family: var(--sans); font-weight: 600; letter-spacing: -0.02em; line-height: 1.15; margin: 0; }

.head-clip {
  position: sticky;
  top: 0;
  z-index: 30;
  height: calc(var(--header) + var(--topbar));
  background: var(--head);
  overflow: visible;
  transition: height 0.38s cubic-bezier(0.22, 1, 0.36, 1);
}
/* 顶栏收起后把裁切框收到导航高度。负外边距只会把正文拉到框底下，框本身的底色仍会空出一条。 */
body.fh-scrolled .head-clip { height: var(--header); }
.head-stack {
  background: var(--head);
  transform: translateY(0);
  transition: transform 0.38s cubic-bezier(0.22, 1, 0.36, 1);
}
body.fh-scrolled .head-stack {
  transform: translateY(calc(var(--topbar) * -1));
}
.topbar {
  position: relative;
  z-index: 21;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 20px;
  height: var(--topbar);
  padding: 0 32px;
  background: var(--head);
  color: var(--muted);
  font-size: 13px;
}
.topbar-contact { display: flex; align-items: center; gap: 18px; min-width: 0; }
.topbar-hotline { color: var(--muted); }
.topbar-contact a { transition: color 0.2s ease; }
.topbar-contact a:hover { color: var(--accent-soft); }
.topbar-phone { color: var(--ink); font-weight: 600; font-size: 15px; letter-spacing: 0.04em; font-variant-numeric: tabular-nums; }
.side-float {
  position: fixed;
  right: 20px;
  top: 50%;
  z-index: 40;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transform: translateY(-50%);
}
.chat-float,
.qr-float {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 10px;
  background: #ffffff;
  color: var(--navy);
  box-shadow: 0 10px 28px rgba(8, 16, 28, 0.22);
  cursor: pointer;
  text-decoration: none;
}
.chat-float:hover,
.qr-float:hover { color: var(--accent-soft); }
.side-float-tip {
  position: absolute;
  right: calc(100% + 12px);
  top: 50%;
  padding: 8px 12px;
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.18);
  color: var(--ink);
  font-size: 13px;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-50%) translateX(6px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
  pointer-events: none;
}
.chat-float:hover .side-float-tip,
.chat-float:focus-visible .side-float-tip {
  opacity: 1;
  visibility: visible;
  transform: translateY(-50%);
}
.qr-float-icon { display: block; }
.qr-float-card {
  position: absolute;
  right: calc(100% + 12px);
  top: 50%;
  width: max-content;
  padding: 10px 10px 8px;
  border-radius: 10px;
  background: #ffffff;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.28);
  text-align: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-50%) translateX(6px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
  pointer-events: none;
}
.qr-float:hover .qr-float-card,
.qr-float:focus-visible .qr-float-card,
.qr-float.is-open .qr-float-card {
  opacity: 1;
  visibility: visible;
  transform: translateY(-50%);
  pointer-events: auto;
}
.qr-float-card img { width: 160px; height: 160px; max-width: none; display: block; }
.qr-float-card span { display: block; margin-top: 6px; font-size: 12px; color: var(--muted); white-space: nowrap; }

.site-header {
  position: relative;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 28px;
  height: var(--header);
  padding: 0 32px;
  background: rgba(246, 244, 240, 0.92);
  border-bottom: 1px solid rgba(28, 28, 28, 0.08);
  color: var(--ink);
  backdrop-filter: blur(16px);
}
.site-header.is-stuck { border-bottom-color: rgba(28, 28, 28, 0.1); }
.brand {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 12px;
  margin-right: auto;
  min-width: 0;
}
.brand-logo { height: 40px; width: auto; display: block; flex: none; }
.brand-name {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1;
  color: var(--ink);
  white-space: nowrap;
}
body.home .brand-logo { height: 46px; }
body.home .brand-name { font-size: 22px; letter-spacing: 0.04em; }
.site-nav { display: flex; gap: 28px; }
.site-nav a { position: relative; font-size: 15px; padding: 4px 0; transition: color 0.2s ease; }
.site-nav a::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -3px;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}
.site-nav a:hover::before, .site-nav a[aria-current="page"]::before, .site-nav a.is-active::before { transform: scaleX(1); }
.site-nav a:hover { color: var(--accent-soft); }
.has-sub { position: relative; display: flex; align-items: center; }
.has-sub > a::after {
  content: "";
  display: inline-block;
  margin-left: 6px;
  border: 4px solid transparent;
  border-top-color: rgba(28, 28, 28, 0.45);
  transform: translateY(2px);
}
.sub {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translate(-50%, 6px);
  min-width: 200px;
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 6px 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s;
  z-index: 60;
}
.has-sub:hover .sub, .has-sub:focus-within .sub { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
.site-nav .has-sub:has(.sub-mega) { position: static; }
.sub.sub-mega {
  top: 100%;
  left: 0;
  right: 0;
  width: auto;
  min-width: 0;
  padding: 22px 36px 26px;
  display: grid;
  grid-template-columns: repeat(var(--sub-cols, 4), minmax(0, 1fr));
  gap: 16px;
  background: #fffcf8;
  border: 0;
  border-top: 1px solid rgba(28, 28, 28, 0.08);
  box-shadow: 0 24px 40px rgba(28, 28, 28, 0.08);
  transform: translateY(8px);
}
.has-sub:hover .sub.sub-mega, .has-sub:focus-within .sub.sub-mega { transform: none; }
.sub.sub-mega a.sub-card {
  position: relative;
  display: block;
  height: auto;
  padding: 0;
  border-radius: 16px;
  overflow: hidden;
  isolation: isolate;
  background: var(--wash);
  color: var(--ink);
  white-space: normal;
}
.sub.sub-mega a.sub-card img {
  width: 100%;
  height: 148px;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: transform 0.45s ease;
}
.sub.sub-mega a.sub-card-lock img { object-position: 78% center; }
.sub.sub-mega a.sub-card span {
  position: static;
  display: block;
  padding: 12px 14px 14px;
  background: none;
  color: var(--ink);
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 0;
  line-height: 1.35;
}
.sub.sub-mega a.sub-card:hover { background: #fff; color: var(--ink); }
.sub.sub-mega a.sub-card:hover img { transform: scale(1.05); }
.sub a { display: block; padding: 10px 18px; font-size: 14px; white-space: nowrap; color: var(--ink); }
.sub a::before { display: none; }
.sub a:hover { background: var(--wash); color: var(--accent); }
.sub a[aria-current="page"], .sub a.is-active { color: var(--accent); }
.sub.sub-mega a[aria-current="page"], .sub.sub-mega a.is-active { color: var(--accent-soft); }
.sub-toggle {
  display: none;
  width: 28px;
  height: 28px;
  margin-left: 2px;
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
}
main.page .page-copy { max-width: 760px; }
.lang-switch {
  font: inherit;
  font-size: 13px;
  letter-spacing: 0.08em;
  padding: 6px 12px;
  border: 1px solid rgba(28, 28, 28, 0.16);
  border-radius: 999px;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}
.lang-switch:hover { background: var(--ink); color: #fff; border-color: var(--ink); }
.site-nav a[aria-current="page"], .site-nav > a.is-active, .has-sub > a.is-active { color: var(--ink); }
.site-nav .sub a[aria-current="page"] { color: var(--accent); }
.nav-toggle { display: none; }
.nav-cta { display: none; font-size: 14px; font-weight: 500; padding: 8px 18px; border-radius: 999px; background: var(--ink); color: #fff; transition: background 0.2s ease; }
.nav-cta:hover { background: var(--accent-soft); }
.hero {
  position: relative;
  min-height: min(88svh, 760px);
  display: flex;
  align-items: center;
  color: var(--ink);
  overflow: hidden;
  background: var(--paper);
}
.hero-bg { position: absolute; inset: 0; }
.hero-bg img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 0% center;
  opacity: 0;
  transition: opacity 1.4s ease;
  animation: drift 22s ease-in-out infinite alternate;
}
.hero-bg img.is-on { opacity: 1; }
.hero-dots {
  position: absolute;
  left: clamp(160px, 18vw, 320px);
  bottom: 28px;
  z-index: 4;
  display: flex;
  gap: 4px;
}
.hero-dots button {
  position: relative;
  width: 36px;
  height: 28px;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
}
.hero-dots button::before {
  content: "";
  position: absolute;
  left: 4px;
  right: 4px;
  top: 50%;
  height: 3px;
  margin-top: -1px;
  background: rgba(28, 28, 28, 0.22);
  transform: scaleX(0.45);
  transform-origin: center;
  transition: background 0.3s, transform 0.55s var(--ease);
}
.hero-dots button.is-on::before { background: var(--ink); transform: scaleX(1); }
.hero::after { content: none; }
.hero-slides { position: static; }
.hero-slide {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: flex;
  align-items: center;
  padding: 0 48px 0 clamp(160px, 18vw, 320px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.9s var(--ease), visibility 0.9s;
}
.hero-slide.is-on { opacity: 1; visibility: visible; }
.hero-slide-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 68% center;
  transform: scale(1.08);
  transition: transform 1.6s var(--ease);
}
.hero-slide.is-on .hero-slide-bg { transform: scale(1); }
.hero-slide-bg[src*="hero-lock"],
.hero-slide-bg[src*="scene-switch"],
.hero-slide-bg[src*="scene-industry"] { object-position: right center; }
.hero-slide::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(246, 244, 240, 0) 84%, rgba(246, 244, 240, 0.55) 94%, #f6f4f0 100%),
    linear-gradient(90deg, rgba(246, 244, 240, 0.42) 0%, rgba(246, 244, 240, 0.18) 28%, rgba(246, 244, 240, 0) 52%);
}
.hero-slide.is-bright::after {
  background:
    linear-gradient(180deg, rgba(246, 244, 240, 0) 84%, rgba(246, 244, 240, 0.55) 94%, #f6f4f0 100%),
    linear-gradient(90deg, rgba(246, 244, 240, 0.64) 0%, rgba(246, 244, 240, 0.4) 46%, rgba(246, 244, 240, 0.16) 100%);
}
.hero-stage {
  position: relative;
  z-index: 1;
  width: min(1180px, calc(100% - 120px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(260px, 0.88fr);
  align-items: center;
  gap: clamp(20px, 4vw, 64px);
  min-width: 0;
}
.hero-copy {
  position: relative;
  z-index: 1;
  width: auto;
  max-width: 560px;
  margin: 0;
  min-width: 0;
  text-align: left;
}
.hero-slide.is-on .hero-copy > * {
  animation: rise 0.85s var(--ease) both;
}
.hero-slide.is-on .hero-copy > *:nth-child(1) { animation-delay: 0.05s; }
.hero-slide.is-on .hero-copy > *:nth-child(2) { animation-delay: 0.14s; }
.hero-slide.is-on .hero-copy > *:nth-child(3) { animation-delay: 0.24s; }
.hero-slide.is-on .hero-copy > *:nth-child(4) { animation-delay: 0.34s; }
.hero-slide.is-on .hero-copy > *:nth-child(5) { animation-delay: 0.44s; }
.hero-slide.is-on .hero-copy > *:nth-child(6) { animation-delay: 0.54s; }
.kicker {
  margin: 0 0 16px;
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: none;
  color: inherit;
  opacity: 0.82;
}
.hero .kicker { display: inline-flex; align-items: center; gap: 14px; }
.hero .kicker::before { content: ""; width: 42px; height: 1px; background: var(--accent-soft); }
.hero h1 { font-size: clamp(32px, 3.4vw, 44px); font-weight: 600; letter-spacing: -0.03em; max-width: 9em; }
.hero-tag {
  display: inline-block;
  margin: 14px 0 0;
  padding: 6px 14px;
  border: 1px solid rgba(28, 28, 28, 0.14);
  border-radius: 999px;
  background: rgba(255, 252, 248, 0.72);
  font-size: 15px;
}
.hero-points {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 28px;
  margin: 18px 0 22px;
  padding: 0;
  list-style: none;
  max-width: 26em;
  font-size: 16px;
  color: var(--ink);
}
.hero-points li::before { content: "·  "; color: var(--accent-soft); font-weight: 600; }
.hero-arrow {
  position: absolute;
  top: auto;
  bottom: 72px;
  z-index: 4;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
}
.hero-arrow.prev { left: 18px; }
.hero-arrow.next { right: 18px; }
.hero-arrow::before {
  content: "";
  display: block;
  width: 16px;
  height: 16px;
  margin: 0;
  border-left: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
}
.hero-arrow.prev::before { transform: rotate(45deg); }
.hero-arrow.next::before { transform: rotate(-135deg); }
.hero-sub {
  font-size: clamp(17px, 1.8vw, 24px);
  letter-spacing: 0.14em;
  margin: 16px 0 6px;
  color: var(--ink);
}
.hero-badges { display: flex; flex-wrap: wrap; justify-content: flex-start; gap: 10px; margin: 22px 0 2px; }
.hero-badges span {
  font-size: 13px;
  letter-spacing: 0.04em;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid rgba(28, 28, 28, 0.12);
  background: rgba(255, 252, 248, 0.7);
  color: var(--ink);
}
.hero .lede { max-width: 28em; margin: 16px 0 26px; font-size: 17px; color: var(--muted); }
.hero .actions { justify-content: flex-start; }
.hero-product {
  position: relative;
  height: min(68vh, 560px);
  min-height: 340px;
  cursor: pointer;
  animation: productFloat 8s ease-in-out infinite alternate;
}
.hero-product .hero-dots {
  left: 50%;
  bottom: 0;
  z-index: 3;
  transform: translateX(-50%);
}
.hero-product-name {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 32px;
  z-index: 3;
  margin: 0;
  text-align: center;
  font-size: 14px;
  letter-spacing: 0.16em;
  color: var(--muted);
  pointer-events: none;
}
.hero-product::before {
  content: "";
  position: absolute;
  inset: 6% 8%;
  background: radial-gradient(ellipse at center, rgba(238, 243, 250, 0.16), transparent 68%);
  pointer-events: none;
}
.hero-product img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.7s ease;
  -webkit-mask-image: radial-gradient(ellipse 48% 64% at 50% 50%, #000 50%, transparent 78%);
  mask-image: radial-gradient(ellipse 48% 64% at 50% 50%, #000 50%, transparent 78%);
}
.hero-product img.is-on { opacity: 1; }
.hero-product img[src*="switch-panel"] {
  -webkit-mask-image: radial-gradient(ellipse 58% 36% at 50% 46%, #000 16%, transparent 70%);
  mask-image: radial-gradient(ellipse 58% 36% at 50% 46%, #000 16%, transparent 70%);
}
.hero-product img[src*="board-macro"] {
  -webkit-mask-image: radial-gradient(ellipse 72% 50% at 50% 44%, #000 28%, transparent 74%);
  mask-image: radial-gradient(ellipse 72% 50% at 50% 44%, #000 28%, transparent 74%);
}
.hero .button {
  background: var(--ink);
  color: #fff;
  font-weight: 500;
  box-shadow: none;
  transition: transform 0.25s ease, background 0.25s ease;
}
.hero .button:hover { transform: translateY(-2px); background: var(--accent-soft); }
.actions { display: flex; gap: 18px; flex-wrap: wrap; align-items: center; }
.button, .text-link {
  display: inline-flex;
  align-items: center;
  min-height: 46px;
}
.button {
  background: #fff;
  color: var(--ink);
  padding: 0 18px;
  border-radius: 999px;
}
.hero .text-link { color: var(--ink); border-bottom: 1px solid rgba(28, 28, 28, 0.35); min-height: auto; padding-bottom: 2px; }
.button.dark { background: var(--ink); color: #fff; border-radius: 999px; }
.text-link { border-bottom: 1px solid var(--accent); color: var(--accent); }

.section { padding: 64px 40px; }
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 24px;
  margin-bottom: 36px;
}
.section-head h2 { position: relative; font-size: clamp(20px, 1.45vw, 24px); padding-left: 0; }
.section-head h2::before { content: none; }
.section-head a { color: var(--accent); border-bottom: 1px solid var(--accent); }
.section-head a::after { content: " →"; }

.lines {
  display: grid;
  grid-template-columns: repeat(var(--line-cols, 3), minmax(0, 1fr));
  gap: 22px;
}
.line {
  position: relative;
  display: block;
  padding: 0 0 18px;
  background: #fff;
  border: 0;
  border-radius: 18px;
  overflow: hidden;
  color: var(--ink);
  transition: transform 0.35s ease;
}
.lines .line.in:hover { transform: translateY(-6px); }
.line-photo { position: relative; display: block; line-height: 0; }
.line-photo::after { content: none; }
.line img {
  width: 100%;
  aspect-ratio: 3/2;
  object-fit: cover;
  border-radius: 0;
  display: block;
  transition: transform 0.6s ease;
}
.line.in:hover img { transform: scale(1.045); }
.line-copy {
  position: static;
  display: block;
  padding: 14px 16px 16px;
  background: none;
}
.line-index { display: block; margin: 0 0 2px; color: var(--accent-soft); font-size: 12px; letter-spacing: 0.14em; }
.line h2 { font-size: 16px; margin: 0; color: var(--ink); }
.line p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  border-top: 1px solid var(--line);
}
.feature-frame {
  background: #fff;
  border-radius: 18px;
  overflow: hidden;
}
.feature-frame img {
  width: 100%;
  height: auto;
  object-fit: contain;
  object-position: center;
  display: block;
}
.feature-points { list-style: none; margin: 0 0 28px; padding: 0; display: grid; gap: 0; }
.feature-points li {
  display: flex;
  gap: 16px;
  align-items: baseline;
  padding: 10px 0;
  border-top: 1px solid var(--line);
  color: var(--ink);
}
.feature-points span { flex: 0 0 6.5em; color: var(--muted); }
.feature h2 { font-size: clamp(20px, 1.5vw, 24px); margin: 8px 0 10px; }
.lede { color: var(--muted); margin: 0 0 24px; }
.specs { margin: 0 0 28px; }
.specs div, .specs-static div {
  display: grid;
  grid-template-columns: 7em 1fr;
  gap: 12px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}
.specs dt, .specs dd { margin: 0; }
.specs dt { color: var(--muted); }

.stats {
  background: var(--paper);
  color: var(--ink);
  padding: 48px 40px 36px;
}
.stat { position: relative; padding-top: 16px; }
.stat::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 30px;
  height: 3px;
  border-radius: 2px;
  background: var(--accent-soft);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 24px;
}
.stat strong {
  display: block;
  font-family: var(--sans);
  font-size: clamp(28px, 3.2vw, 44px);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}
.stat span { color: var(--muted); font-size: 14px; }
.stats-caption {
  margin: 32px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
  letter-spacing: 0.06em;
}

.factory {
  position: relative;
  min-height: 0;
  display: block;
  color: #fff;
  overflow: hidden;
  background: #1a1816;
}
.factory-visual {
  position: relative;
  display: flex;
  align-items: center;
  min-height: clamp(460px, 58vh, 620px);
  overflow: hidden;
}
.factory-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg, rgba(16, 14, 12, 0.62) 0%, rgba(16, 14, 12, 0.46) 42%, rgba(16, 14, 12, 0.64) 100%);
  pointer-events: none;
}
.factory-visual img {
  position: absolute;
  inset: -8% 0;
  width: 100%;
  height: 116%;
  object-fit: cover;
  object-position: center 40%;
  will-change: transform;
}
.factory-stage {
  position: relative;
  z-index: 2;
  text-align: left;
  padding-top: 40px;
  padding-bottom: 40px;
}
.factory-copy { position: relative; z-index: 1; padding: 0; }
.factory-copy p { max-width: 36em; margin: 10px 0 0; color: rgba(255, 255, 255, 0.78); }
.factory-stats {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px 20px;
  width: 100%;
  margin-top: 40px;
  padding: 0;
  background: transparent;
}
.factory-stats .stat { padding: 0; text-align: left; }
.factory-stats .stat::before { content: none; }
.factory-stats .stat strong {
  position: relative;
  display: block;
  width: auto;
  height: auto;
  margin: 0;
  font-size: clamp(32px, 3.2vw, 44px);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1;
  color: #fff;
}
.factory-stats .stat strong::before { content: none; }
.factory-stats .stat span {
  display: block;
  max-width: 11em;
  margin: 10px 0 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: 13px;
  line-height: 1.5;
}
.factory .stats-caption {
  margin: 24px 0 0;
  padding: 0;
  border: 0;
  color: rgba(255, 255, 255, 0.62);
  letter-spacing: 0.08em;
}
.factory h2 { font-size: clamp(24px, 2.2vw, 30px); font-weight: 600; letter-spacing: -0.02em; margin: 0; color: #fff; }
.factory h2::after { content: none; }
.factory-copy p { font-size: 16px; font-weight: 400; }

.home-news { border-top: 1px solid var(--line); }
.home-news a {
  display: grid;
  grid-template-columns: 8em 1fr;
  gap: 20px;
  padding: 18px 14px;
  margin: 0 -14px;
  border-bottom: 1px solid var(--line);
  border-radius: 10px;
  transition: background 0.25s ease;
}
.home-news a:hover { background: var(--wash); }
.home-news time { color: var(--accent); font-size: 14px; font-variant-numeric: tabular-nums; }
.home-news a:hover span { color: var(--accent); }
/* 微信封面 900×383。整图放入框内，不裁切海报上的字。 */
.wx-cover {
  display: block;
  aspect-ratio: 900 / 383;
  background: #efece6;
  overflow: hidden;
  line-height: 0;
}
.wx-cover img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  display: block;
  max-width: none;
}
main.page[data-fh-list="news"] {
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  width: 100%;
}
.news-list {
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}
.news-list > .empty-note { grid-column: 1 / -1; }
.news-list a {
  display: flex;
  flex-direction: column;
  min-width: 0;
  height: 100%;
  padding: 0;
  background: #fff;
  border-radius: 18px;
  overflow: hidden;
  isolation: isolate;
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
.news-list a:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(28, 28, 28, 0.08); }
.news-list .news-copy {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 14px 18px 18px;
}
.news-list strong {
  display: block;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.45;
}
.news-list a:hover strong { color: var(--accent-soft); }
.news-list p { margin: 8px 0 0; color: var(--muted); font-size: 14px; line-height: 1.7; }
.news-list time {
  display: block;
  margin-top: 10px;
  color: #6e6e73;
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}
.news-ago { display: block; margin-top: 12px; font-size: 13px; color: var(--muted); }
.empty-note { color: var(--muted); padding: 24px 0; }

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 48px;
  align-items: start;
  max-width: 1200px;
  margin: 0 auto;
}
.article { max-width: none; margin: 0; }
.article h1 { font-size: clamp(22px, 2.4vw, 30px); margin: 8px 0 18px; }
.article-body { font-size: 15px; }
.article-body p { line-height: 1.85; margin: 0 0 1em; }
.article-body img {
  max-width: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
  margin: 14px auto;
}
.article-back { margin-top: 28px; }
.article-side {
  position: sticky;
  top: calc(var(--head-space) + 24px);
  border-left: 1px solid var(--line);
  padding-left: 24px;
}
.article-side h2 { font-size: 15px; font-family: var(--sans); font-weight: 600; margin: 0 0 12px; }
.article-side ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.article-side a { display: grid; gap: 2px; font-size: 13px; line-height: 1.5; }
.article-side time { color: var(--muted); font-variant-numeric: tabular-nums; font-size: 12px; }
.article-side span { transition: color 0.2s ease; }
.article-side a:hover span { color: var(--accent); }
@media (max-width: 860px) {
  .article-layout { grid-template-columns: 1fr; gap: 32px; }
  .article-side { position: static; border-left: 0; padding-left: 0; border-top: 1px solid var(--line); padding-top: 20px; }
}

/* 新闻列表分页 */
.news-pager {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 28px;
}
.news-pager button {
  min-width: 38px;
  height: 38px;
  padding: 0 12px;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  font-size: 14px;
  cursor: pointer;
  border-radius: 2px;
}
.news-pager button:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); }
.news-pager button.is-on { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.news-pager button:disabled { opacity: 0.4; cursor: default; }

.scenes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.scene { position: relative; overflow: hidden; display: block; border-radius: 12px; }
.scene-photo {
  display: block;
  overflow: hidden;
  border-radius: 16px;
  isolation: isolate;
  line-height: 0;
}
.scene img { width: 100%; aspect-ratio: 4/3; object-fit: cover; border-radius: 0; transition: transform 0.6s ease; }
.scene.in:hover img { transform: scale(1.045); }
.scene span {
  position: static;
  display: block;
  padding: 10px 2px 0;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  background: none;
}

.closing {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  padding: 88px 40px 96px;
}
.closing h2 { font-size: clamp(36px, 5vw, 64px); max-width: 8em; }

.page-banner {
  position: relative;
  padding: 72px 40px;
  color: var(--ink);
  background: var(--paper);
  overflow: hidden;
}
.page-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image: var(--banner);
  background-size: cover;
  background-position: center;
  transform: scale(1.08);
  animation: photoIn 1.6s var(--ease) forwards;
}
.page-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(246, 244, 240, 0.94), rgba(246, 244, 240, 0.55) 62%, rgba(246, 244, 240, 0.12));
}
.page-banner > * { position: relative; z-index: 1; max-width: 620px; }
.page-banner h1 { font-size: clamp(30px, 4vw, 46px); margin: 8px 0 10px; }
.page-banner .lede { color: var(--muted); margin: 0; }

/* 只作用于内容区 main.page。WordPress 会给页面 body 加上 page 类，不能用 .page，否则首页整页被撑出边距。 */
main.page {
  padding: 40px 40px 80px;
  background: var(--paper);
  color: var(--ink);
}
main.page > h1 { font-size: clamp(40px, 6vw, 72px); margin: 8px 0 12px; }
main.page > .lede { max-width: 36em; }

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 28px;
}
.filters a,
.filters button {
  appearance: none;
  -webkit-appearance: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 8px 16px;
  border: 1px solid rgba(14, 26, 43, 0.16);
  border-radius: 999px;
  background: #fff;
  color: var(--ink);
  font-size: 14px;
  line-height: 1.3;
  white-space: nowrap;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}
.filters a:hover,
.filters button:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.filters a.is-on,
.filters button.is-on {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.filters a.is-on:hover,
.filters button.is-on:hover {
  background: var(--accent-soft);
  border-color: var(--accent-soft);
  color: #fff;
}
.navigation.pagination { margin-top: 28px; }
.navigation.pagination .page-numbers {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.navigation.pagination a,
.navigation.pagination span.page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid rgba(14, 26, 43, 0.16);
  border-radius: 999px;
  background: #fff;
  color: var(--ink);
  font-size: 14px;
}
.navigation.pagination a:hover { border-color: var(--accent); color: var(--accent); }
.navigation.pagination span.current {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.catalog { display: grid; grid-template-columns: 1fr 1fr; column-gap: 40px; }
.catalog-item {
  display: grid;
  grid-template-columns: 104px 1fr;
  gap: 18px;
  align-items: center;
  padding: 16px 0;
  border-top: 1px solid var(--line);
}
.catalog-item img {
  width: 104px;
  height: 104px;
  object-fit: contain;
}
.catalog-item small, .catalog-item span { display: block; color: var(--muted); font-size: 13px; }
.catalog-item strong { display: block; font-family: var(--sans); font-size: 22px; font-weight: 600; }

main.page.product-page { padding: 0 0 72px; }
.product-back {
  margin: 0;
  padding: 16px 40px 0;
  font-size: 14px;
}
.product-back a { color: var(--muted); }
.product-back a::before { content: "←  "; }
.product-back a:hover { color: var(--ink); }
.product-sheet {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.9fr);
  align-items: start;
  gap: 48px;
  margin: 20px 40px 0;
  min-width: 0;
}
.product-sheet.is-copy { grid-template-columns: minmax(0, 720px); }
.product-stage,
.product-copy,
.stage-frame,
.stage-open { min-width: 0; max-width: 100%; }
.product-stage {
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: transparent;
}
.stage-frame {
  position: relative;
  display: block;
  padding: 0;
  background: transparent;
}
.stage-open {
  appearance: none;
  -webkit-appearance: none;
  display: block;
  width: 100%;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: zoom-in;
}
.stage-open img,
.stage-frame > img {
  width: 100%;
  min-width: 0;
  height: auto;
  max-height: 420px;
  background: #f7f6f3;
  border-radius: 16px;
  object-fit: contain;
  display: block;
  transition: opacity 0.28s ease;
  animation: product-rise 0.7s var(--ease) both;
}
.stage-open img.is-out { opacity: 0; }
.stage-nav {
  position: absolute;
  top: 50%;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  margin: 0;
  padding: 0;
  border: 1px solid rgba(28, 28, 28, 0.12);
  border-radius: 50%;
  background: rgba(255, 252, 248, 0.92);
  cursor: pointer;
  transform: translateY(-50%);
}
.stage-nav.prev { left: 14px; }
.stage-nav.next { right: 14px; }
.stage-nav::before {
  content: "";
  display: block;
  width: 9px;
  height: 9px;
  border-left: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
}
.stage-nav.prev::before { transform: rotate(45deg); margin-left: 3px; }
.stage-nav.next::before { transform: rotate(-135deg); margin-right: 3px; }
.stage-nav:hover::before { border-color: var(--accent-soft); }
.stage-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 8px 28px 20px;
}
.thumbs { display: flex; flex-wrap: wrap; gap: 8px; margin: 0; }
.thumbs button {
  appearance: none;
  -webkit-appearance: none;
  width: 68px;
  height: 68px;
  padding: 0;
  border: 0;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  background: transparent;
  cursor: pointer;
  opacity: 0.4;
  transition: opacity 0.2s ease, border-color 0.2s ease;
}
.thumbs button.is-on { opacity: 1; border-bottom-color: var(--accent-soft); }
.thumbs button:hover { opacity: 0.85; }
.thumbs img { width: 100%; height: 100%; object-fit: contain; padding: 4px; }
.thumbs-count {
  flex: none;
  margin-left: auto;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.08em;
  font-variant-numeric: tabular-nums;
}
.product-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 8px 8px 8px 0;
  min-width: 0;
}
.product-copy .kicker {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.14em;
}
.product-copy .kicker::before {
  content: "";
  width: 28px;
  height: 2px;
  background: var(--accent-soft);
}
.product-copy h1 {
  font-size: clamp(28px, 2.8vw, 38px);
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 0 0 12px;
  max-width: 12em;
}
.product-copy .lede { max-width: 28em; margin-bottom: 28px; font-size: 17px; }
.product-figures {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 36px;
  margin: 4px 0 26px;
  padding: 0;
  list-style: none;
}
.product-figures li { position: relative; min-width: 0; padding-top: 12px; }
.product-figures li::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 22px;
  height: 2px;
  background: var(--accent-soft);
}
.product-figures strong {
  display: block;
  font-size: clamp(24px, 2.2vw, 32px);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
}
.product-figures span { display: block; margin-top: 6px; color: var(--muted); font-size: 13px; }
.spec-board {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 0 0 32px;
  max-width: 34em;
}
.spec-board > div { position: relative; min-width: 0; padding-top: 10px; }
.spec-board > div::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 22px;
  height: 2px;
  background: var(--accent-soft);
}
.spec-board dt, .spec-board dd { margin: 0; }
.spec-board dd {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--ink);
}
.spec-board dt { margin-top: 4px; color: var(--muted); font-size: 13px; }
.product-copy > .kicker,
.product-copy > h1,
.product-copy > .lede {
  animation: product-rise 0.7s var(--ease) both;
}
.product-copy > h1 { animation-delay: 0.06s; }
.product-copy > .lede { animation-delay: 0.12s; }
.product-copy .button.dark {
  align-self: flex-start;
  min-height: 48px;
  padding: 0 22px;
  transition: transform 0.25s ease, background 0.25s ease;
}
.product-copy .button.dark:hover { transform: translateY(-2px); background: var(--accent-soft); }
.product-story {
  padding: 48px 40px 8px;
  border-top: 1px solid var(--line);
}
.product-story .product-body { max-width: 920px; color: var(--ink); font-size: 16px; }
.product-related {
  padding: 48px 40px 0;
  border-top: 1px solid var(--line);
}
.product-related .section-head { margin-bottom: 8px; }
.product-related .catalog {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  column-gap: 28px;
}
.product-related .catalog-item {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 12px;
  padding: 18px 0 0;
  border-top: 0;
}
.product-related .catalog-photo {
  display: block;
  overflow: hidden;
  border-radius: 14px;
  isolation: isolate;
  background: #f7f6f3;
  line-height: 0;
}
.product-related .catalog-item img {
  width: 100%;
  height: auto;
  aspect-ratio: 16/10;
  padding: 16px;
  object-fit: contain;
  background: #f7f6f3;
  border-radius: 0;
  transition: transform 0.5s var(--ease);
}
.product-related .catalog-item:hover img { transform: scale(1.04); }
.product-related .catalog-item strong { font-size: 16px; font-weight: 600; }
.product-related .catalog-item:hover strong { color: var(--accent-soft); }
.product-viewer {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: grid;
  place-items: center;
  padding: 56px 32px;
  background: rgba(28, 28, 28, 0.9);
  opacity: 0;
  transition: opacity 0.22s ease;
}
.product-viewer[hidden] { display: none; }
.product-viewer.is-on { opacity: 1; }
.product-viewer img {
  max-width: min(1080px, 100%);
  max-height: calc(100svh - 112px);
  object-fit: contain;
}
.product-viewer-close {
  position: absolute;
  top: 14px;
  right: 16px;
  width: 44px;
  height: 44px;
  border: 0;
  background: transparent;
  color: #fff;
  font-size: 32px;
  line-height: 1;
  cursor: pointer;
}
body.product-viewer-open { overflow: hidden; }
@keyframes product-rise {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: none; }
}
@keyframes product-fade {
  from { opacity: 0; }
  to { opacity: 1; }
}
.product-body {
  margin: 0 0 28px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}
.product-body > *:first-child { margin-top: 0; }
.product-body > *:last-child { margin-bottom: 0; }
.product-body p { margin: 0 0 12px; }
.product-body ul, .product-body ol { margin: 0 0 12px; padding-left: 1.2em; }
.product-body strong { color: var(--ink); font-weight: 600; }
.product-body img { max-width: 100%; height: auto; display: block; margin: 12px 0; }
.product-body .wp-block-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin: 12px 0;
  padding: 0;
  list-style: none;
}
.product-body figure { margin: 12px 0; }
.product-body .wp-block-table { margin: 12px 0 20px; overflow-x: auto; }
.product-body table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  line-height: 1.55;
}
.product-body th,
.product-body td {
  border: 1px solid var(--line);
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
}
.product-body thead th,
.product-body tbody tr:first-child td {
  color: var(--ink);
  font-weight: 600;
  background: var(--wash);
  white-space: nowrap;
}

.solution {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 36px;
  align-items: center;
  padding: 36px 0;
  border-top: 1px solid var(--line);
}
.solution:nth-child(even) { direction: rtl; }
.solution:nth-child(even) > * { direction: ltr; }
.solution img { width: 100%; height: 300px; object-fit: cover; }
.solution h2 { font-size: 40px; margin-bottom: 8px; }
.solution a { color: var(--accent); border-bottom: 1px solid var(--accent); }

main.page.sol-page { padding: 0 0 0; }
.sol-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px 28px;
  min-height: 56px;
  padding: 8px 40px;
  background: #fff;
  border-bottom: 1px solid var(--line);
}
.sol-back { font-size: 14px; color: var(--muted); }
.sol-back::before { content: "←  "; }
.sol-back:hover { color: var(--ink); }
.sol-bar-end { display: flex; align-items: center; gap: 22px; }
.sol-line { display: flex; flex-direction: column; line-height: 1.25; }
.sol-line span { font-size: 12px; letter-spacing: 0.14em; color: var(--muted); }
.sol-line strong { font-size: 15px; font-weight: 600; }
.sol-line:hover strong { color: var(--accent-soft); }
.sol-copy { max-width: 40em; margin: 28px 40px 0; }
.sol-products { padding: 28px 40px 0; }
.sol-products .section-head,
.sol-others .section-head { align-items: baseline; margin-bottom: 14px; }
.sol-products .section-head h2,
.sol-others .section-head h2 { font-size: 20px; font-weight: 600; }
.sol-products .section-head a,
.sol-others .section-head a { font-size: 13px; }
.sol-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  justify-items: start;
}
.sol-card { display: flex; flex-direction: column; width: 100%; max-width: 240px; min-width: 0; color: inherit; }
.sol-shot {
  display: block;
  overflow: hidden;
  width: 100%;
  aspect-ratio: 4 / 3;
  padding: 10px;
  background: #fff;
  border: 1px solid rgba(28, 28, 28, 0.08);
}
.sol-shot img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
}
.sol-card strong {
  display: block;
  margin-top: 8px;
  padding: 0;
  font-size: 13px;
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: 0;
}
.sol-card:hover strong { color: var(--accent-soft); }
.sol-others {
  margin-top: 40px;
  padding: 28px 40px 40px;
  background: var(--wash);
}
.sol-others .scenes {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 14px;
}
.sol-others .scene { width: 168px; border-radius: 8px; }
.sol-others .scene img { width: 168px; height: 112px; aspect-ratio: auto; object-fit: cover; }
.sol-others .scene span { font-size: 13px; padding: 6px 0 0; }

.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: start;
  margin-top: 28px;
}
.about-grid img { width: 100%; height: 440px; object-fit: cover; }
.about-copy p { color: var(--muted); }
.certs { margin: 28px 0 0; padding: 0; list-style: none; }
.certs li { padding: 12px 0; border-top: 1px solid var(--line); }

.about-page { padding-top: 8px; }
.about-switch {
  position: sticky;
  top: var(--head-space);
  z-index: 8;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 12px 0 16px;
  margin: 0 0 4px;
  background: var(--paper);
}
.about-switch a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 8px 18px;
  border: 1px solid rgba(14, 26, 43, 0.16);
  border-radius: 999px;
  background: #fff;
  font-size: 14px;
  line-height: 1.3;
  white-space: nowrap;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}
.about-switch a:hover { border-color: var(--accent); color: var(--accent); }
.about-page[data-pane="intro"] .about-switch a[data-about-tab="intro"],
.about-page[data-pane="contact"] .about-switch a[data-about-tab="contact"] {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.about-pane { display: none; }
.about-page[data-pane="intro"] .about-pane[data-about-pane="intro"],
.about-page[data-pane="contact"] .about-pane[data-about-pane="contact"] { display: block; }
.about-pane > section { padding: 56px 0; border-top: 1px solid var(--line); }
.about-pane > section:first-child { border-top: 0; padding-top: 24px; }
.about-page > .about-contact {
  background: var(--wash);
  margin: 0 -40px;
  padding: 28px 40px 72px;
}
.about-contact .contact-card,
.about-contact .contact-form {
  opacity: 1;
  transform: none;
}
.about-story {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}
.about-story h2 { max-width: 12em; margin: 8px 0 18px; font-size: clamp(32px, 4vw, 48px); }
.about-story img { width: 100%; height: 460px; object-fit: cover; }
.about-chain ol {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px 22px;
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
}
.about-chain li {
  padding-top: 14px;
  border-top: 2px solid var(--navy);
}
.about-chain span {
  display: block;
  color: var(--accent);
  font-size: 13px;
  letter-spacing: 0.08em;
}
.about-chain strong { display: block; margin-top: 6px; font-size: 18px; font-weight: 600; }
.about-timeline {
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
}
.about-timeline li {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 28px;
  padding: 26px 0;
  border-top: 1px solid var(--line);
}
.about-timeline time {
  font-size: 40px;
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--navy);
}
.about-timeline h3 { margin-bottom: 8px; font-size: 22px; }
.about-timeline p { margin: 0; max-width: 40em; color: var(--muted); }
.about-honors ul {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
}
.about-honors li {
  padding: 22px 24px;
  background: var(--wash);
}
.about-honors strong { display: block; margin-bottom: 8px; font-size: 14px; letter-spacing: 0.06em; color: var(--accent); }
.about-honors span { color: var(--ink); }
.about-intro p { margin: 0 0 1em; }
.about-intro p:last-child { margin-bottom: 0; }
.about-album { margin-top: 28px; }
.about-album li { padding: 0; background: transparent; }
.about-album h3 { margin: 0 0 14px; font-size: 16px; font-weight: 600; }
.about-album ul, .about-patents ul {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.about-album a, .about-patents a {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 160px;
  padding: 12px;
  background: #fff;
  border: 1px solid var(--line);
}
.about-album img, .about-patents img { max-width: 100%; max-height: 200px; object-fit: contain; }
.about-public { margin-top: 8px; }
.about-public-lede {
  margin: 0 0 18px;
  max-width: 40em;
  color: var(--muted);
  font-size: 15px;
}
.about-public-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.about-public-grid a {
  display: block;
  padding: 22px 24px;
  background: var(--wash);
}
.about-public-grid strong {
  display: block;
  margin-bottom: 8px;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.4;
}
.about-public-grid span {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}
.about-public-grid a:hover strong { color: var(--accent-soft); }
.about-made-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.about-made-grid a { display: block; }
.about-made-grid img { width: 100%; height: 220px; object-fit: cover; }
.about-made-grid strong { display: block; margin-top: 12px; font-size: 18px; font-weight: 600; }
.about-made-grid a:hover strong { color: var(--accent); }

.contact-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.88fr) minmax(0, 1.12fr);
  gap: 20px;
  align-items: start;
}
main.page.contact-page {
  background: var(--wash);
  padding-top: 28px;
  padding-bottom: 72px;
}
.contact-aside { display: grid; gap: 16px; }
.contact-card,
.contact-form {
  background: #fff;
  border: 1px solid rgba(14, 26, 43, 0.08);
  border-radius: 14px;
}
.contact-card { padding: 22px 22px 18px; }
.contact-kicker {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--accent);
}
.contact-card h2 { font-size: 28px; }
.contact-facts { list-style: none; margin: 16px 0 0; padding: 0; }
.contact-facts li {
  display: grid;
  grid-template-columns: 4.5em 1fr;
  gap: 10px;
  align-items: baseline;
  padding: 11px 0;
  border-top: 1px solid var(--line);
}
.contact-facts span { color: var(--muted); font-size: 13px; }
.contact-facts a:hover { color: var(--accent); }
.contact-address { margin: 0; color: var(--ink); }
.contact-pinmap {
  position: relative;
  height: 168px;
  margin: 16px 0;
  border-radius: 10px;
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 42%, rgba(14, 165, 233, 0.12), transparent 46%),
    linear-gradient(#e2e8f0, #f8fafc);
}
.contact-pinmap::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(14, 26, 43, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(14, 26, 43, 0.07) 1px, transparent 1px);
  background-size: 24px 24px;
  mask-image: radial-gradient(circle at 50% 42%, #000 18%, transparent 74%);
}
.contact-pin {
  position: absolute;
  left: 50%;
  top: 42%;
  width: 16px;
  height: 16px;
  margin: -22px 0 0 -8px;
  border-radius: 50% 50% 50% 0;
  background: var(--accent);
  transform: rotate(-45deg);
  box-shadow: 0 8px 16px rgba(14, 165, 233, 0.28);
}
.contact-pinmap strong {
  position: absolute;
  left: 50%;
  top: 58%;
  transform: translateX(-50%);
  font-size: 13px;
  letter-spacing: 0.06em;
}
.contact-wechat { display: flex; align-items: center; gap: 16px; }
.contact-wechat img {
  width: 96px;
  height: 96px;
  object-fit: cover;
  border-radius: 8px;
  background: #fff;
}
.contact-wechat strong { display: block; font-size: 16px; }
.contact-wechat span { display: block; margin-top: 4px; color: var(--muted); font-size: 14px; }
.contact-form {
  position: relative;
  display: grid;
  gap: 16px;
  padding: 28px 28px 24px;
}
.contact-form h2 { font-size: 30px; }
.contact-form-lede { margin: -6px 0 0; color: var(--muted); }
.contact-form .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.contact-form label { color: var(--ink); font-size: 13px; font-weight: 500; }
.contact-form .req::after { content: " *"; color: var(--accent); }
.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%;
  border: 1px solid rgba(14, 26, 43, 0.14);
  border-radius: 8px;
  background: #f8fafc;
  padding: 12px 14px;
}
.contact-form select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%); background-position: calc(100% - 18px) 50%, calc(100% - 12px) 50%; background-size: 6px 6px, 6px 6px; background-repeat: no-repeat; }
.contact-form textarea { resize: vertical; min-height: 120px; }
.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
  border-color: var(--accent);
  background-color: #fff;
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.12);
  outline: none;
}
.contact-form button.button {
  justify-content: center;
  width: 100%;
  border: 0;
  cursor: pointer;
  min-height: 48px;
}
.contact-hp {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
#inquiry-result { scroll-margin-top: calc(var(--head-space) + 24px); }
.form-status {
  margin: 0;
  padding: 16px 18px;
  border-radius: 8px;
  font-size: 15px;
  line-height: 1.6;
}
.form-status strong { display: block; margin-bottom: 4px; font-size: 18px; }
.form-status.is-ok { background: #e7f6ee; color: #0d6b3a; border: 1px solid #b7e4c7; }
.form-status.is-error { background: #fdecec; color: #9b2c2c; border: 1px solid #f5c2c2; }
.contact-form button.button:disabled { opacity: 0.6; cursor: wait; }
form { display: grid; gap: 14px; }
label { display: grid; gap: 6px; font-size: 14px; color: var(--muted); }
input, textarea {
  border: 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
  padding: 10px 0;
  outline: none;
}
input:focus, textarea:focus { border-bottom-color: var(--ink); }
.form-note { min-height: 1.5em; color: var(--accent); }

.site-footer {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr 0.7fr 0.7fr 1.15fr auto;
  gap: 28px 32px;
  padding: 48px 40px 32px;
  background: #fffcf8;
  color: var(--muted);
  font-size: 14px;
  border-top: 1px solid var(--line);
}
.footer-col strong { display: block; margin-bottom: 10px; color: var(--ink); font-size: 15px; font-weight: 600; }
.footer-col a { display: block; padding: 3px 0; color: var(--muted); }
.footer-col a:hover { color: var(--accent-soft); }
.footer-brand strong { display: block; color: var(--ink); font-size: 18px; font-weight: 600; letter-spacing: 0.02em; }
.footer-slogan { display: block; color: var(--ink); margin: 6px 0 10px; letter-spacing: 0.1em; }
.footer-nav a { transition: color 0.2s ease; }
.footer-nav a:hover { color: var(--accent-soft); }
.footer-contact a { display: block; color: var(--ink); }
.footer-qr { text-align: center; }
.footer-qr img { width: 92px; height: 92px; background: #fff; padding: 6px; }
.footer-qr span { display: block; margin-top: 8px; font-size: 12px; color: var(--muted); }
.site-footer small { color: var(--muted); }
.contact-qr { margin-top: 20px; }
.contact-qr img { width: 120px; height: 120px; }
.contact-qr span { display: block; margin-top: 6px; font-size: 13px; color: var(--muted); }
.footer-nav { display: flex; flex-direction: column; gap: 6px; }
.site-footer small { grid-column: 1 / -1; }
.site-footer small a, .contact-copy a { color: inherit; text-decoration: none; border-bottom: 1px dotted rgba(28, 28, 28, 0.28); }

.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.lines .line, .scenes .scene, .stats-grid .stat, .factory-stats .stat, .factory-copy, .about-honors li, .about-made-grid a, .about-public-grid a, .about-album li, .news-list > li, .catalog-item, .sol-card, .feature-frame, .feature > div, .news-feature, .contact-card, .contact-form {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
.lines .line.in, .scenes .scene.in, .stats-grid .stat.in, .factory-stats .stat.in, .factory-copy.in, .about-honors li.in, .about-made-grid a.in, .about-public-grid a.in, .about-album li.in, .news-list > li.in, .catalog-item.in, .sol-card.in, .feature-frame.in, .feature > div.in, .news-feature.in, .contact-card.in, .contact-form.in {
  opacity: 1;
  transform: none;
}
.line img, .scene img { transform: scale(1.08); }
.line.in img, .scene.in img { transform: scale(1); }
.lines .line:nth-child(2), .scenes .scene:nth-child(2), .stats-grid .stat:nth-child(2), .news-list > li:nth-child(2) { transition-delay: 0.08s; }
.lines .line:nth-child(3), .scenes .scene:nth-child(3), .stats-grid .stat:nth-child(3), .news-list > li:nth-child(3) { transition-delay: 0.16s; }
.scenes .scene:nth-child(4), .stats-grid .stat:nth-child(4), .news-list > li:nth-child(4) { transition-delay: 0.1s; }
.scenes .scene:nth-child(5), .stats-grid .stat:nth-child(5), .news-list > li:nth-child(5) { transition-delay: 0.18s; }
.scenes .scene:nth-child(6), .stats-grid .stat:nth-child(6), .news-list > li:nth-child(6) { transition-delay: 0.26s; }
.news-list > li:nth-child(7) { transition-delay: 0.12s; }
.news-list > li:nth-child(8) { transition-delay: 0.2s; }
.news-list > li:nth-child(9) { transition-delay: 0.28s; }
.news-list > li:nth-child(10) { transition-delay: 0.16s; }
.panel.is-in .section-head,
.panel.is-in .panel-inner > .kicker,
.panel.is-in .panel-inner > h2 {
  animation: rise 0.8s var(--ease) both;
}
.panel-contact .contact-phones a {
  opacity: 1;
  transform: none;
}
.page-banner h1 { animation: rise 0.8s var(--ease) 0.12s both; }
.page-banner .lede { animation: rise 0.8s var(--ease) 0.22s both; }
.about-story, .about-chain, .about-path, .about-honors, .about-patents, .about-made, .about-public {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
.about-story.in, .about-chain.in, .about-path.in, .about-honors.in, .about-patents.in, .about-made.in, .about-public.in {
  opacity: 1;
  transform: none;
}

@media (max-width: 900px) {
  :root { --header: 56px; --topbar: 0px; }
  .topbar { display: none; }
  .site-header {
    flex-wrap: nowrap;
    height: var(--header);
    max-width: 100vw;
    padding: 0 12px 0 16px;
    gap: 8px;
  }
  .brand { height: 56px; display: flex; flex-direction: row; align-items: center; gap: 8px; }
  .brand-logo { height: 32px; }
  .brand-name { font-size: 18px; }
  body.home .brand-logo { height: 34px; }
  body.home .brand-name { font-size: 19px; }
  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    margin-left: 4px;
    padding: 0;
    border: 0;
    background: transparent;
    color: var(--ink);
    cursor: pointer;
    flex: none;
  }
  .nav-toggle span,
  .nav-toggle span::before,
  .nav-toggle span::after {
    display: block;
    width: 18px;
    height: 1.5px;
    background: currentColor;
    position: relative;
  }
  .nav-toggle span::before,
  .nav-toggle span::after {
    content: "";
    position: absolute;
    left: 0;
  }
  .nav-toggle span::before { top: -6px; }
  .nav-toggle span::after { top: 6px; }
  .site-header.is-menu .nav-toggle span { background: transparent; }
  .site-header.is-menu .nav-toggle span::before { top: 0; transform: rotate(45deg); }
  .site-header.is-menu .nav-toggle span::after { top: 0; transform: rotate(-45deg); }
  .site-nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    z-index: 30;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    width: 100%;
    max-height: calc(100svh - var(--header) - var(--topbar));
    overflow: auto;
    padding: 4px 16px 12px;
    background: #fffcf8;
    box-shadow: 0 18px 36px rgba(28, 28, 28, 0.08);
  }
  .site-header.is-menu .site-nav { display: flex; }
  .site-nav a { font-size: 15px; white-space: nowrap; }
  .side-float { top: auto; bottom: 88px; transform: none; }
  .qr-float { display: none; }
  .hero { min-height: 78svh; }
  .hero-slide { padding: 0 20px 0 32px; }
  .hero-slide::after {
    background: linear-gradient(180deg, rgba(246, 244, 240, 0.08) 0%, rgba(246, 244, 240, 0.5) 58%, rgba(246, 244, 240, 0.8) 100%);
  }
  .hero-arrow { display: none; }
  .hero-dots { left: 32px; bottom: 20px; }
  .hero-points { gap: 4px 16px; margin: 12px 0 14px; font-size: 14px; }
  .hero .lede { margin: 10px 0 16px; font-size: 15px; }
  .hero-sub { margin-top: 8px; font-size: 15px; letter-spacing: 0.08em; }
  .hero-copy { width: 100%; }
  .hero h1 { max-width: none; }
  .hero-badges { gap: 8px; }
  .hero-badges span { font-size: 12px; padding: 5px 11px; }
  .hero h1 { font-size: 26px; }
  .section, main.page, .closing { padding-left: 16px; padding-right: 16px; }
  .stats { padding: 36px 16px 28px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .page-banner { padding: 48px 16px; }
  .lines, .feature, .catalog, .product-layout, .product-sheet, .solution, .about-grid, .contact-layout, .site-footer, .scenes {
    grid-template-columns: 1fr;
    direction: ltr;
  }
  .panel[data-sec="lines"] .lines { grid-template-columns: 1fr; grid-template-rows: none; }
  .panel[data-sec="lines"] .line { height: 340px; min-height: 340px; }
  .panel[data-sec="lines"] .line:first-child { grid-row: auto; display: block; }
  .panel[data-sec="lines"] .line:first-child .line-photo { min-height: 0; }
  .panel[data-sec="lines"] .line img { height: 100%; aspect-ratio: auto; }
  .home-news-band, .news-lead { grid-template-columns: 1fr; }
  .contact-form .form-row { grid-template-columns: 1fr; }
  .contact-form { padding: 20px 16px; }
  .solution:nth-child(even), .solution:nth-child(even) > * { direction: ltr; }
  .sol-bar, .sol-products, .sol-others { padding-left: 16px; padding-right: 16px; }
  .sol-bar { min-height: 0; padding-top: 14px; padding-bottom: 14px; align-items: flex-start; }
  .sol-bar-end { flex-wrap: wrap; gap: 12px 18px; }
  .sol-copy { margin-left: 16px; margin-right: 16px; }
  .sol-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
  .sol-card { max-width: none; }
  .sol-others { margin-top: 28px; }
  .sol-others .scene { width: calc(50% - 8px); }
  .sol-others .scene img { width: 100%; height: 108px; }
  .solution img, .about-grid img, .about-story img { height: 240px; }
  .about-story, .about-chain ol, .about-honors ul, .about-made-grid, .about-public-grid { grid-template-columns: 1fr; }
  .about-album ul, .about-patents ul { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .about-timeline li { grid-template-columns: 1fr; gap: 8px; }
  .about-timeline time { font-size: 32px; }
  .about-pane > section { padding: 36px 0; }
  .about-page > .about-contact { margin: 0 -16px; padding: 20px 16px 48px; }
  .catalog-item { grid-template-columns: 88px 1fr; gap: 14px; }
  .catalog-item img { width: 88px; height: 88px; }
  .stage-frame img { height: auto; }
  main.page.product-page { padding-bottom: 40px; }
  .product-back { padding: 12px 16px 0; }
  .product-sheet { grid-template-columns: minmax(0, 1fr); min-height: 0; margin: 12px 16px 0; gap: 22px; }
  .product-stage { border-right: 0; }
  .stage-frame { min-height: 0; padding: 0; }
  .stage-open img, .stage-frame > img { width: 100%; height: auto; max-height: 320px; }
  .stage-meta { padding: 8px 0 0; }
  .product-copy { padding: 4px 0 8px; justify-content: flex-start; }
  .product-copy h1 { font-size: 30px; }
  .product-figures strong { font-size: 32px; }
  .spec-board { gap: 16px 14px; margin-bottom: 24px; }
  .product-story, .product-related { padding-left: 16px; padding-right: 16px; }
  .product-related .catalog { grid-template-columns: 1fr 1fr; }
  .product-related .catalog-item img { height: auto; aspect-ratio: 16/10; padding: 12px; object-fit: contain; background: #f7f6f3; }
  .closing { flex-direction: column; align-items: flex-start; }
  .home-news a { grid-template-columns: 1fr; gap: 2px; }
  .news-list { grid-template-columns: 1fr; }
  .site-nav {
    flex-direction: column;
    align-items: stretch;
    flex-wrap: nowrap;
    gap: 0;
  }
  .site-nav > a,
  .has-sub {
    width: 100%;
    border-top: 1px solid rgba(28, 28, 28, 0.08);
  }
  .site-nav > a { padding: 12px 0; }
  .has-sub { flex-wrap: wrap; justify-content: space-between; }
  .has-sub > a { flex: 1; padding: 12px 0; }
  .has-sub.is-open { flex-basis: 100%; }
  .has-sub.is-open .sub,
  .has-sub.is-open .sub.sub-mega { flex: 1 1 100%; }
  .sub-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .sub-toggle::before {
    content: "";
    border: 4px solid transparent;
    border-top-color: rgba(28, 28, 28, 0.55);
  }
  .has-sub.is-open .sub-toggle::before {
    border-top-color: transparent;
    border-bottom-color: rgba(28, 28, 28, 0.55);
    transform: translateY(-3px);
  }
  .has-sub > a::after { display: none; }
  .sub,
  .has-sub:hover .sub,
  .has-sub:focus-within .sub {
    display: none;
    position: static;
    left: auto;
    transform: none;
    opacity: 1;
    visibility: visible;
    min-width: 0;
    width: 100%;
    flex-basis: 100%;
    background: transparent;
    border: 0;
    padding: 0 0 8px 4px;
  }
  .has-sub.is-open .sub,
  .has-sub.is-open:hover .sub,
  .has-sub.is-open:focus-within .sub { display: block; }
  .site-nav .has-sub:has(.sub-mega) { position: relative; }
  .sub.sub-mega,
  .has-sub:hover .sub.sub-mega,
  .has-sub:focus-within .sub.sub-mega {
    display: none;
  }
  .has-sub.is-open .sub.sub-mega,
  .has-sub.is-open:hover .sub.sub-mega,
  .has-sub.is-open:focus-within .sub.sub-mega {
    position: static;
    left: auto;
    top: auto;
    width: 100%;
    transform: none;
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
    min-width: 0;
    padding: 0 0 8px;
    background: transparent;
    border: 0;
    box-shadow: none;
  }
  .sub.sub-mega a.sub-card {
    height: auto;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0 8px 8px;
    background: transparent;
    border-radius: 0;
  }
  .sub.sub-mega a.sub-card img {
    width: 72px;
    height: 48px;
    object-fit: cover;
    flex: none;
  }
  .sub.sub-mega a.sub-card span {
    position: static;
    padding: 0;
    background: none;
    font-size: 15px;
  }
  .factory-stats { grid-template-columns: 1fr 1fr; padding: 14px 16px; }
  .news-feature, .news-feature.is-text { grid-template-columns: 1fr; }
  .news-feature-photo img { height: 220px; }
  .site-nav .sub a {
    color: var(--ink);
    white-space: normal;
    padding: 8px 0;
  }
  .site-nav .sub a:hover { background: transparent; color: var(--accent-soft); }
}

@media print {
  .reveal, .hero-copy > *, .line, .scene, .stat, .news-list > li, .sol-card, .feature-frame, .feature > div, .news-feature, .contact-card, .contact-form, .factory-copy, .panel-contact .contact-phones a { opacity: 1 !important; transform: none !important; }
}

/* ===== 首页按内容往下排。首屏仍铺满一屏，后面模块随内容增高 ===== */
body.home { overflow: visible; }
.snap { display: block; }
.panel {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.panel-inner {
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 64px 80px 72px;
}
.panel.hero { min-height: clamp(520px, 64vh, 700px); align-items: center; justify-content: center; }
.panel[data-sec="lines"] { padding-top: 0; }
.panel.hero .hero-stage { width: 100%; max-width: none; margin: 0; }
.panel-dark, .panel-contact { background: var(--paper); color: var(--ink); }
.panel-dark { background: var(--wash); }
.panel[data-sec="lines"],
.panel[data-sec="feature"],
.panel[data-sec="scenes"],
.panel[data-sec="news"] { background: #f7f6f3; color: var(--ink); }
.panel[data-sec="feature"] { background: #f7f6f3; }
.panel[data-sec="lines"] { border-top: 1px solid var(--line); }
.panel[data-sec="feature"],
.panel[data-sec="scenes"],
.panel[data-sec="news"],
.panel-contact { border-top: 1px solid var(--line); }
.panel[data-sec="feature"] .lede { color: var(--muted); }
.panel[data-sec="feature"] .specs dt { color: var(--muted); }
.panel[data-sec="feature"] .specs dd { color: var(--ink); }
.panel[data-sec="feature"] .specs div { border-top-color: var(--line); }
.panel[data-sec="feature"] .button.dark { background: var(--ink); color: #fff; }
.panel[data-sec="feature"] .panel-inner.feature { align-items: center; }
.panel[data-sec="scenes"] { color: var(--ink); }
.panel[data-sec="scenes"] .panel-inner {
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.panel[data-sec="scenes"] .section-head { margin-bottom: 28px; }
.panel[data-sec="scenes"] .scene img {
  position: relative;
  inset: auto;
  width: 100%;
  height: auto;
  aspect-ratio: 16/9;
  max-height: none;
  object-fit: cover;
  border-radius: 14px;
}
.panel[data-sec="news"] { color: var(--ink); }
.panel[data-sec="news"] .section-head {
  flex-direction: row;
  align-items: flex-end;
  text-align: left;
  margin-bottom: 28px;
}
.news-stage { display: flex; flex-direction: column; justify-content: center; }
.news-cards {
  display: grid;
  grid-template-columns: repeat(var(--news-cols, 4), minmax(0, 1fr));
  gap: 22px;
  align-items: stretch;
}
.news-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: #fff;
  color: var(--ink);
  border-radius: 18px;
  overflow: hidden;
  isolation: isolate;
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
.news-card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(28, 28, 28, 0.08); }
.news-card-photo {
  isolation: isolate;
}
.news-card img {
  border-radius: 0;
}
.news-card-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 14px 18px 20px;
}
.news-card-tag {
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.08em;
}
.news-card h3 {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: -0.01em;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-card time { color: #6e6e73; font-size: 13px; }
.news-card p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.75;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-more {
  display: block;
  margin-top: auto;
  padding-top: 28px;
  text-align: center;
  color: #8a847c;
  font-size: 13px;
  letter-spacing: 0.18em;
}
.news-card:hover h3 { color: var(--accent-soft); }
.news-all { margin: 28px 0 0; text-align: center; }
.news-all a { color: var(--muted); border-bottom: 1px solid rgba(28, 28, 28, 0.28); font-size: 14px; }
.news-feature {
  display: grid;
  grid-template-columns: minmax(420px, 1.05fr) minmax(0, 0.95fr);
  gap: 48px;
  align-items: center;
  background: transparent;
  border-radius: 0;
  padding: 0;
}
.news-feature.is-text { grid-template-columns: minmax(0, 640px); }
.news-feature-photo img {
  width: 100%;
  height: auto;
  aspect-ratio: 3/2;
  max-height: none;
  object-fit: cover;
  border-radius: 2px;
  display: block;
}
.news-feature-copy time { color: var(--accent-soft); font-size: 14px; font-variant-numeric: tabular-nums; }
.news-feature-copy h3 { margin: 8px 0 12px; font-size: clamp(20px, 1.6vw, 26px); line-height: 1.4; }
.news-feature-copy h3 a { color: var(--ink); }
.panel[data-sec="news"] .lede { color: var(--muted); margin-bottom: 16px; font-size: 14px; }
.panel[data-sec="news"] .button.dark { background: var(--ink); color: #fff; }
.panel[data-sec="news"] .home-news { margin-top: 36px; border-top: 1px solid var(--line); }
.panel[data-sec="news"] .home-news a { color: var(--ink); border-bottom-color: var(--line); }
.panel[data-sec="news"] .home-news a:hover { background: rgba(28, 28, 28, 0.04); }
.home-news-band {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 28px;
  align-items: center;
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}
.home-news-band:not(:has(.news-lead)) { grid-template-columns: 1fr; }
.news-lead {
  display: grid;
  grid-template-columns: 148px 1fr;
  gap: 14px;
  align-items: center;
  color: var(--ink);
}
.news-lead img {
  width: 148px;
  height: 96px;
  object-fit: cover;
  border-radius: 8px;
  display: block;
}
.news-lead time { display: block; color: var(--accent-soft); font-size: 13px; font-variant-numeric: tabular-nums; }
.news-lead strong { display: block; margin-top: 4px; font-size: 16px; font-weight: 600; line-height: 1.45; }
.panel[data-sec="scenes"] .home-news { border-top: 0; }
.panel[data-sec="scenes"] .home-news a { color: var(--ink); border-bottom-color: var(--line); }
.panel[data-sec="scenes"] .home-news a:hover { background: rgba(28, 28, 28, 0.04); }
.panel[data-sec="scenes"] .home-news .news-more {
  display: inline;
  grid-template-columns: none;
  padding: 0 0 8px;
  margin: 0;
  border: 0;
  color: var(--ink);
  font-size: 13px;
  letter-spacing: 0.12em;
}
.panel-dark .stats-caption { margin-top: 5vh; }
.panel { padding: 0; }
.panel:not(.hero) {
  margin: 0;
  border-radius: 0;
}
.panel.hero, .panel.factory { padding: 0; }
.panel.factory { display: block; }
.panel.factory .panel-inner { padding-top: 64px; padding-bottom: 64px; }
.panel .section-head { margin-bottom: 32px; align-items: flex-end; }
.panel .section-head h2 { font-size: clamp(26px, 2.4vw, 34px); font-weight: 600; letter-spacing: -0.02em; }
.panel .section-head a::after { content: none; }
.panel .section-head h2::after,
.panel-contact h2::after { content: none; }
.panel .section-head a { border-bottom: 0; color: var(--accent-soft); }
.panel[data-sec="lines"] .section-head,
.panel[data-sec="feature"] .section-head,
.panel[data-sec="scenes"] .section-head,
.panel[data-sec="news"] .section-head {
  display: flex;
  flex-direction: row;
  align-items: flex-end;
  justify-content: space-between;
  text-align: left;
  margin-bottom: 32px;
}
.panel[data-sec="lines"] .lines {
  grid-template-columns: repeat(var(--line-cols, 3), minmax(0, 1fr));
  grid-template-rows: none;
  gap: 28px;
  align-items: start;
}
.panel[data-sec="lines"] .line {
  position: relative;
  display: block;
  height: auto;
  min-height: 0;
  padding: 0;
  border-radius: 0;
  overflow: visible;
  background: transparent;
  color: var(--ink);
  text-align: left;
}
.panel[data-sec="lines"] .line img { transition: transform 0.6s var(--ease); }
.panel[data-sec="lines"] .line:hover img { transform: scale(1.03); }
.panel[data-sec="lines"] .line:hover h2 { color: var(--accent-soft); }
.panel[data-sec="lines"] .line-photo {
  position: relative;
  inset: auto;
  display: block;
  height: auto;
  overflow: hidden;
  border-radius: 16px;
  isolation: isolate;
}
.panel[data-sec="lines"] .line img {
  width: 100%;
  max-width: none;
  height: auto;
  aspect-ratio: 16/10;
  object-fit: cover;
  object-position: center;
  border-radius: 0;
}
.panel[data-sec="lines"] .line-copy {
  position: static;
  padding: 14px 4px 0;
  background: none;
}
.panel[data-sec="lines"] .line:first-child { grid-row: auto; }
.panel[data-sec="lines"] .line h2 { color: var(--ink); margin: 0; font-size: 19px; font-weight: 600; letter-spacing: -0.01em; }
.panel[data-sec="lines"] .line p,
.panel[data-sec="lines"] .line-index { display: none; }
.panel[data-sec="feature"] .feature {
  grid-template-columns: minmax(0, 1.15fr) minmax(260px, 0.85fr);
  gap: 32px 48px;
  align-items: center;
  background: #fff;
  border-radius: 24px;
  padding: 32px 40px;
}
.panel[data-sec="feature"] .feature-frame {
  background: transparent;
  border-radius: 16px;
  padding: 0;
  overflow: hidden;
  isolation: isolate;
  transition: transform 0.5s var(--ease);
}
.panel[data-sec="feature"] .feature-frame:hover { transform: translateY(-4px); }
.panel[data-sec="feature"] .feature-frame img {
  width: 100%;
  height: auto;
  aspect-ratio: auto;
  max-height: 260px;
  object-fit: contain;
  border-radius: 16px;
}
.panel[data-sec="feature"] .feature h2 { font-size: clamp(26px, 2.4vw, 34px); font-weight: 600; letter-spacing: -0.02em; margin: 0 0 12px; }
.panel[data-sec="feature"] .lede { margin-bottom: 24px; font-size: 16px; line-height: 1.7; max-width: 28em; }
.panel[data-sec="feature"] .feature-points {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px 20px;
  margin: 0 0 28px;
}
.panel[data-sec="feature"] .feature-points li {
  display: block;
  gap: 0;
  border: 0;
  border-top: 0;
  border-radius: 0;
  background: transparent;
  padding: 0;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.25;
}
.panel[data-sec="feature"] .feature-points span {
  display: block;
  flex: none;
  margin: 0 0 6px;
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0;
  color: var(--muted);
}
.panel[data-sec="feature"] .button.dark {
  background: transparent;
  color: var(--accent-soft);
  min-height: 0;
  padding: 0;
  border-radius: 0;
  font-size: 17px;
}
.panel .feature { border-top: 0; }
.panel[data-sec="scenes"] .scenes { gap: 28px; }
.panel .scene {
  position: relative;
  display: block;
  height: auto;
  padding: 0;
  border-radius: 0;
  overflow: visible;
  background: transparent;
}
.panel .scene-photo {
  display: block;
  overflow: hidden;
  border-radius: 16px;
  isolation: isolate;
  line-height: 0;
}
.panel .scene img {
  position: relative;
  inset: auto;
  width: 100%;
  height: auto;
  aspect-ratio: 16/10;
  max-height: none;
  object-fit: cover;
  border-radius: 0;
  transition: transform 0.6s var(--ease);
}
.panel .scene:hover img { transform: scale(1.03); }
.panel .scene:hover span { color: var(--accent-soft); }
.panel .scene span {
  position: static;
  display: block;
  padding: 14px 4px 0;
  background: none;
  color: var(--ink);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.panel .home-news a { padding: 18px 0; }
.panel .button, .hero .button { min-height: 40px; padding: 0 16px; font-size: 14px; }
/* 联系屏：联系方式重点展示 */
.panel-contact { background: #f7f6f3; }
.panel-contact .panel-inner { text-align: left; }
.panel-contact h2 { font-size: clamp(24px, 2.2vw, 30px); font-weight: 600; letter-spacing: -0.02em; margin: 0 0 16px; }
.panel-contact h2::after { margin-left: auto; margin-right: auto; }
.panel-contact .kicker { color: var(--accent-soft); margin-bottom: 0; }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 28px 72px;
  align-items: center;
  justify-content: start;
  width: auto;
  max-width: 100%;
  margin: 0;
}
.contact-phones { display: flex; flex-direction: column; flex-wrap: nowrap; justify-content: flex-start; align-items: flex-start; gap: 6px; }
.contact-phones a {
  display: block;
  font-family: var(--sans);
  font-size: clamp(22px, 2.2vw, 30px);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  width: auto;
}
.contact-phones a:hover { color: var(--accent-soft); }
.contact-meta { margin: 18px 0 0; color: var(--muted); font-size: 14px; line-height: 1.7; max-width: 40em; }
.contact-meta a { border-bottom: 1px solid rgba(28, 28, 28, 0.2); }
.contact-qr { margin-top: 0; text-align: left; }
.contact-qr img { width: 112px; height: 112px; margin: 0; }
.contact-qr span { display: block; margin-top: 8px; color: var(--muted); font-size: 12px; }
.contact-copy { display: none; }
body.home .site-footer {
  grid-template-columns: 1.3fr 1fr 1fr 0.9fr;
  padding: 36px 80px 28px;
  background: var(--paper);
}
body.home .footer-contact,
body.home .footer-qr { display: none; }
/* 右侧模块圆点导航 */
.snap-dots {
  position: fixed;
  left: 18px;
  right: auto;
  top: 50%;
  transform: translateY(-50%);
  z-index: 30;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.snap-dots button {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 0;
  padding: 0;
  background: rgba(127, 120, 112, 0.45);
  cursor: pointer;
  position: relative;
  transition: transform 0.2s ease, background 0.2s ease;
}
.snap-dots button.is-on { background: var(--accent-soft); transform: scale(1.35); }
.snap-dots button::after {
  content: attr(data-label);
  position: absolute;
  left: 22px;
  right: auto;
  top: 50%;
  transform: translateY(-50%);
  font-size: 12px;
  white-space: nowrap;
  background: #fff;
  color: var(--ink);
  box-shadow: 0 8px 24px rgba(28, 28, 28, 0.08);
  padding: 3px 9px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s ease;
}
.snap-dots button:hover::after { opacity: 1; }

@media (max-width: 1200px) {
  .site-nav { gap: 20px; }
  .site-header { gap: 20px; }
}

@media (max-width: 1100px) {
  .news-cards { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 860px) {
  .panel { padding: 0; }
  .panel:not(.hero) { margin: 0; border-radius: 0; }
  body.home .site-footer { padding: 28px 16px 22px; grid-template-columns: 1fr; }
  .panel[data-sec="feature"] .feature-points { grid-template-columns: 1fr; }
  .panel[data-sec="feature"] .feature-points li { display: block; }
  .panel[data-sec="feature"] .feature { padding: 24px 20px; gap: 24px; }
  .news-feature { padding: 12px; }
  .panel.hero { min-height: 78svh; }
  .factory { min-height: 0; }
  .factory-visual { height: auto; min-height: 0; display: block; }
  .factory-stage { padding-top: 48px; padding-bottom: 48px; }
  .panel.factory .factory-stats { grid-template-columns: 1fr 1fr; gap: 28px 12px; margin-top: 32px; }
  .factory-stats .stat strong { width: auto; height: auto; font-size: 34px; }
  .panel[data-sec="feature"] .feature { grid-template-columns: 1fr; }
  .news-feature, .news-feature.is-text { grid-template-columns: 1fr; align-items: start; }
  .news-feature-photo img { width: 100%; height: auto; aspect-ratio: 16 / 9; }
  .home-news a { grid-template-columns: 1fr; gap: 2px; margin: 0; padding: 14px 0; }
  .panel.hero .hero-stage { width: 100%; max-width: 100%; margin: 0; padding: 0 16px; }
  .snap-dots { display: none; }
  .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .panel-inner { padding: 24px 16px; }
  .panel[data-sec="lines"] .lines { grid-template-columns: 1fr; grid-template-rows: none; }
  .panel[data-sec="lines"] .line { height: auto; min-height: 0; display: block; background: transparent; }
  .panel[data-sec="lines"] .line-photo { position: relative; height: auto; }
  .panel[data-sec="lines"] .line-copy { position: static; background: none; }
  .panel[data-sec="lines"] .line img { width: 100%; max-width: none; height: auto; aspect-ratio: 16/10; object-fit: cover; }
  .news-cards { grid-template-columns: 1fr; }
  .news-list { grid-template-columns: 1fr; }
  .panel[data-sec="feature"] .panel-inner.feature,
  .panel[data-sec="scenes"] .panel-inner { height: auto; display: block; }
  .feature { grid-template-columns: 1fr; }
  .factory-copy, .factory-stats { padding-left: 0; padding-right: 0; }
  .panel[data-sec="scenes"] .scenes { max-height: none; }
  .panel[data-sec="scenes"] .scene { height: auto; background: transparent; }
  .panel[data-sec="scenes"] .scene img { position: relative; height: auto; aspect-ratio: 16/10; }
  .panel .scene span { position: static; background: none; color: #1d1d1f; padding: 12px 0 0; }
  .panel[data-sec="feature"] .feature-frame img { height: auto; max-height: 220px; aspect-ratio: auto; object-fit: contain; }
  .panel[data-sec="news"] .news-stage { height: auto; display: block; }
}

@media (max-width: 900px) {
  .news-feature, .news-feature.is-text { grid-template-columns: 1fr; align-items: start; }
  .news-feature-photo img { width: 100%; height: auto; aspect-ratio: 16 / 9; }
  .home-news a { grid-template-columns: 1fr; gap: 2px; margin: 0; padding: 14px 0; }
}

@media (prefers-reduced-motion: reduce) {
  .hero img, .hero-copy > *, .hero-slide-bg, .hero-product, .line img, .scene img, .page-banner::before { animation: none; transition: none; }
  .hero-slide.is-on .hero-copy > *,
  .hero-slide-bg,
  .hero-slide.is-on .hero-slide-bg,
  .reveal, .line, .scene, .stat, .news-list > li, .catalog-item, .sol-card,
  .feature-frame, .feature > div, .news-feature, .contact-card, .contact-form,
  .about-story, .about-chain, .about-path, .about-honors, .about-patents, .about-made, .about-public,
  .panel-contact .contact-phones a,
  .page-banner::before { opacity: 1; transform: none; }
  .hero-product img { opacity: 0; }
  .hero-product img.is-on { opacity: 1; }
  .product-copy > .kicker,
  .product-copy > h1,
  .product-copy > .lede,
  .product-copy .button.dark,
  .spec-board > div,
  .stage-open img { animation: none; opacity: 1; transform: none; }
  .stage-open img.is-out { opacity: 1; transition: none; }
}
@keyframes rise {
  from { opacity: 0; transform: translateY(22px); }
  to { opacity: 1; transform: none; }
}
@keyframes photoIn {
  to { transform: scale(1); }
}
@keyframes drift {
  from { transform: scale(1); }
  to { transform: scale(1.06); }
}
@keyframes productFloat {
  from { transform: translateY(8px); }
  to { transform: translateY(-8px); }
}
@keyframes productShow {
  0%, 42% { opacity: 1; }
  50%, 92% { opacity: 0; }
  100% { opacity: 1; }
}