/* ==========================================================================
   柯锐欧科技 CRYOALL — 白色主调版本
   基调：纯白背景 / 黑色文字 / 黑色页脚；品牌蓝 #132d68 · #2179c0 仅作点缀
   ========================================================================== */

:root {
  --paper: #ffffff;
  --surface: #ffffff;
  --sand: #f5f6f8;
  --sand-2: #eceef1;
  --ink: #101114;
  --ink-soft: #1b1d21;
  --text: #26282c;
  --muted: #5b6068;
  --faint: #8b9099;
  --line: #e6e8ec;
  --line-2: #eff1f4;
  --navy: #132d68;
  --brand: #2179c0;
  --brand-deep: #132d68;
  --brand-soft: #a9cbe8;
  --brand-tint: #f2f8fd;

  --footer-bg: #0b0c0e;
  --footer-text: rgba(255, 255, 255, 0.62);
  --footer-line: rgba(255, 255, 255, 0.12);

  --header-h: 74px;
  --container: 1240px;
  --pad: clamp(20px, 4vw, 44px);

  --font-sans: "Microsoft YaHei", "微软雅黑", "Microsoft YaHei UI", "PingFang SC", "Noto Sans SC", sans-serif;
  --font-serif: "Microsoft YaHei", "微软雅黑", "Microsoft YaHei UI", "PingFang SC", "Noto Sans SC", sans-serif;

  --shadow-sm: 0 1px 2px rgba(16, 17, 20, 0.05);
  --shadow-md: 0 14px 34px rgba(16, 17, 20, 0.08);
  --shadow-lg: 0 26px 60px rgba(16, 17, 20, 0.12);
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 28px);
  overflow-x: clip;
  margin: 0;
  padding: 0;
  background: var(--sand);
}
body {
  margin: 0;
  padding: 0;
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.85;
  color: var(--text);
  background: var(--paper);
  letter-spacing: 0.01em;
  overflow-x: clip;
}

body.is-locked { overflow: hidden; }

::selection { background: var(--brand-soft); color: #0d1f3f; }

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
h1, h2, h3, h4, p, dl, dd, dt, blockquote, figure, figcaption { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
svg { display: block; }
input, textarea, select { font: inherit; color: inherit; }

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

.skip-link {
  position: fixed;
  top: -60px;
  left: 20px;
  z-index: 999;
  padding: 10px 18px;
  background: var(--ink);
  color: #fff;
  transition: top 0.2s;
}
.skip-link:focus { top: 12px; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--sand); }
::-webkit-scrollbar-thumb { background: #b7cee7; border: 2px solid var(--sand); }
::-webkit-scrollbar-thumb:hover { background: var(--brand-soft); }

/* ==========================================================================
   Typography & utilities
   ========================================================================== */
.container {
  width: 100%;
  max-width: calc(var(--container) + var(--pad) * 2);
  margin: 0 auto;
  padding: 0 var(--pad);
}

.display {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(30px, 3.2vw, 44px);
  line-height: 1.42;
  letter-spacing: 0.015em;
  color: var(--ink);
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 11px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  line-height: 1.5;
  text-transform: uppercase;
  color: var(--brand);
  margin-bottom: 22px;
}
.eyebrow > span {
  width: 26px;
  height: 1px;
  background: currentColor;
  opacity: 0.55;
  flex: none;
}

.section {
  position: relative;
  padding: clamp(68px, 7.5vw, 112px) 0;
}
.section--paper { background: var(--paper); }
.section--white { background: var(--surface); }
.section--sand { background: var(--sand); }
.page-head + .section.section--white { padding-top: 20px; }

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 32px 64px;
  align-items: end;
  margin-bottom: clamp(38px, 4.4vw, 58px);
}
.section-head-main .display { max-width: 620px; }
.section-head-aside {
  padding-bottom: 6px;
  max-width: 420px;
  justify-self: end;
}
.section-head-aside p {
  font-size: 14px;
  line-height: 1.95;
  color: var(--muted);
  margin-bottom: 20px;
}
.section-head--center {
  grid-template-columns: 1fr;
  justify-items: center;
  text-align: center;
}
.section-head--center .eyebrow { justify-content: center; }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--ink);
  padding-bottom: 5px;
  border-bottom: 1px solid rgba(19, 45, 104, 0.18);
  transition: color 0.3s, border-color 0.3s;
}
.link-arrow span { display: inline-flex; width: 16px; height: 16px; transition: transform 0.4s var(--ease); }
.link-arrow span svg { width: 100%; height: 100%; }
.link-arrow:hover { color: var(--brand); border-color: var(--brand); }
.link-arrow:hover span { transform: translateX(4px); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 48px;
  padding: 0 26px;
  font-size: 13px;
  letter-spacing: 0.06em;
  border: 1px solid transparent;
  transition: background 0.3s, color 0.3s, border-color 0.3s, box-shadow 0.3s;
  white-space: nowrap;
}
.btn svg { width: 16px; height: 16px; transition: transform 0.4s var(--ease); }
.btn:hover svg { transform: translateX(4px); }
.btn--solid {
  background: var(--brand);
  color: #fff;
  box-shadow: 0 8px 22px rgba(33, 121, 192, 0.2);
}
.btn--solid:hover { background: var(--brand-deep); box-shadow: 0 10px 26px rgba(33, 121, 192, 0.26); }
.btn--line {
  border-color: rgba(19, 45, 104, 0.2);
  color: var(--ink);
  background: transparent;
}
.btn--line:hover { border-color: var(--ink); background: rgba(19, 45, 104, 0.03); }

.js .reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.85s var(--ease), transform 0.85s var(--ease);
  transition-delay: var(--d, 0s);
}
.js .reveal.is-visible { opacity: 1; transform: none; }

/* ==========================================================================
   Header
   ========================================================================== */
.topbar {
  background: var(--sand);
  border-bottom: 1px solid var(--sand-2);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--ink);
  position: relative;
  z-index: 110;
  margin: 0;
  padding: 0;
}
.topbar-inner {
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.topbar-note { white-space: nowrap; color: var(--ink); }
.topbar-links { display: flex; align-items: center; gap: 24px; }
.topbar-links a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  transition: color 0.3s;
}
.topbar-links a:hover { color: var(--brand-deep); }
.topbar-links svg { width: 13px; height: 13px; color: var(--brand); }
.topbar-links a:last-child {
  padding-left: 24px;
  border-left: 1px solid rgba(19, 45, 104, 0.12);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--line-2);
  transition: box-shadow 0.35s, background 0.35s;
}
.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 10px 30px rgba(19, 45, 104, 0.08);
}

.header-inner {
  height: var(--header-h);
  display: flex;
  align-items: center;
  gap: 28px;
}

.brand { display: inline-flex; align-items: center; gap: 11px; flex: none; }
.brand-logo {
  display: block;
  height: 46px;
  width: auto;
  mix-blend-mode: multiply;
  transition: opacity 0.3s;
}
.brand:hover .brand-logo { opacity: 0.86; }
.brand--footer .brand-logo {
  height: 48px;
  mix-blend-mode: normal;
}

.main-nav { display: flex; align-items: center; margin-left: auto; height: var(--header-h); }
.nav-item { height: 100%; }
.nav-link {
  position: relative;
  display: flex;
  align-items: center;
  height: 100%;
  padding: 0 22px;
  font-size: 16px;
  letter-spacing: 0.02em;
  color: #000;
  transition: color 0.3s;
  white-space: nowrap;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 12px;
  width: 60%;
  height: 2px;
  background: var(--brand);
  transform: translateX(-50%) scaleX(0);
  transform-origin: center;
  transition: transform 0.4s var(--ease);
}
.nav-link:hover { color: #000; }
.nav-link.is-active { color: #000; }
.nav-link:hover::after,
.nav-link:focus-visible::after,
.nav-item:hover .nav-link::after,
.nav-link.is-active::after { transform: translateX(-50%) scaleX(1); }

.caret {
  display: inline-flex;
  width: 12px;
  height: 12px;
  margin-left: 5px;
  color: #000;
  transition: transform 0.35s;
}
.caret svg { width: 100%; height: 100%; }
.nav-item:hover .caret { transform: rotate(180deg); color: #000; }

.nav-item--mega { position: relative; }
.nav-item--mega:has(.mega--wide) { position: static; }

.header-tail { display: flex; align-items: center; gap: 14px; flex: none; }
.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  height: 40px;
  padding: 0 18px;
  background: var(--brand);
  color: #fff;
  font-size: 12px;
  letter-spacing: 0.05em;
  transition: background 0.3s, box-shadow 0.3s;
}
.header-cta span { display: inline-flex; width: 14px; height: 14px; }
.header-cta svg { width: 100%; height: 100%; }
.header-cta:hover { background: var(--brand-deep); box-shadow: 0 8px 20px rgba(33, 121, 192, 0.25); }

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  color: var(--ink);
}
.nav-toggle svg { width: 24px; height: 24px; }

/* Mega menu */
.mega {
  position: absolute;
  top: 100%;
  z-index: 20;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 0.32s var(--ease), transform 0.32s var(--ease), visibility 0.32s;
}
.nav-item:hover > .mega,
.nav-item:focus-within > .mega {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

.mega--wide {
  left: 50%;
  width: min(720px, calc(100vw - 48px));
  transform: translate(-50%, 10px);
}
.nav-item:hover > .mega--wide,
.nav-item:focus-within > .mega--wide { transform: translate(-50%, 0); }

.mega-panel {
  background: #fff;
  border: 1px solid var(--line);
  border-top: 2px solid var(--brand);
  box-shadow: var(--shadow-lg);
  padding: 26px;
}
.mega-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0 16px; }
.mega-col { display: flex; flex-direction: column; }
.mega-grid > .mega-link { min-width: 0; }

.mega-link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 11px 8px;
  border-bottom: 1px solid var(--line-2);
  transition: background 0.25s, color 0.25s;
}
.mega-link:hover { background: var(--brand-tint); }
.mega-num {
  font-family: var(--font-serif);
  font-size: 10.5px;
  color: var(--brand);
  width: 18px;
  flex: none;
}
.mega-link-text { display: flex; flex-direction: column; line-height: 1.45; min-width: 0; }
.mega-link-text b { font-weight: 400; font-size: 13px; color: var(--ink); white-space: nowrap; }
.mega-link:hover .mega-link-text b { color: var(--brand-deep); }

.mega--simple { right: 0; width: 330px; }
.mega--center {
  left: 50%;
  right: auto;
  width: max-content;
  min-width: 168px;
  max-width: min(320px, calc(100vw - 48px));
  transform: translate(-50%, 10px);
}
.mega--wide-simple {
  min-width: 240px;
  max-width: min(360px, calc(100vw - 48px));
}
.nav-item:hover > .mega--center,
.nav-item:focus-within > .mega--center { transform: translate(-50%, 0); }
.mega-simple-inner {
  background: #fff;
  border: 1px solid var(--line);
  border-top: 2px solid var(--brand);
  box-shadow: var(--shadow-lg);
  padding: 10px;
}
.mega-simple-inner a {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line-2);
  font-size: 13px;
  color: var(--ink);
  text-align: center;
  transition: background 0.25s, color 0.25s;
}
.mega-simple-inner a:last-child { border-bottom: 0; }
.mega-simple-inner a small { display: none; }
.mega-simple-inner a svg { display: none; }
.mega-simple-inner a:hover { background: var(--brand-tint); color: var(--brand-deep); }

@media (max-width: 1260px) {
  .nav-link { padding: 0 14px; }
  .header-cta { height: 38px; padding: 0 14px; font-size: 11.5px; }
}
@media (max-width: 1080px) {
  .main-nav { display: none; }
  .nav-toggle { display: inline-flex; }
  .header-tail { margin-left: auto; }
}

/* Mobile menu */
.mobile-menu {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 200;
  width: min(400px, 88vw);
  background: #fff;
  color: var(--ink);
  transform: translateX(102%);
  transition: transform 0.5s var(--ease);
  display: flex;
  flex-direction: column;
  border-left: 1px solid var(--line);
  box-shadow: none;
}
.mobile-menu.is-open { transform: translateX(0); }
.mobile-menu-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  padding: 0 22px;
  border-bottom: 1px solid var(--line-2);
  flex: none;
}
.mobile-close {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  color: var(--muted);
}
.mobile-close svg { width: 22px; height: 22px; }

.mobile-menu-body { flex: 1; overflow-y: auto; padding: 12px 22px 26px; }
.m-link {
  display: block;
  padding: 15px 0;
  font-size: 16px;
  color: #000;
  border-bottom: 1px solid var(--line-2);
}
.m-group { border-bottom: 1px solid var(--line-2); }
.m-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px 0;
  color: #000;
  font-size: 16px;
  text-align: left;
}
.m-toggle i { width: 17px; height: 17px; display: inline-flex; transition: transform 0.35s; color: var(--faint); }
.m-toggle i svg { width: 100%; height: 100%; }
.m-toggle[aria-expanded="true"] i { transform: rotate(180deg); color: var(--brand); }

.m-sub { max-height: 0; overflow: hidden; transition: max-height 0.45s var(--ease); }
.m-sub a {
  display: flex;
  gap: 10px;
  padding: 9px 0 9px 12px;
  font-size: 13px;
  color: var(--muted);
  border-left: 1px solid var(--line);
  margin-left: 2px;
}
.m-sub a:hover { color: var(--brand-deep); }
.m-sub small {
  font-size: 10px;
  letter-spacing: 0.03em;
  color: var(--brand);
  min-width: 18px;
}

.mobile-menu-foot {
  flex: none;
  padding: 18px 22px 24px;
  border-top: 1px solid var(--line-2);
  background: var(--paper);
  display: grid;
  gap: 10px;
}
.mobile-menu-foot a {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12.5px;
  color: var(--muted);
}
.mobile-menu-foot svg { width: 15px; height: 15px; color: var(--brand); }
.mobile-menu-foot .m-cta {
  height: 46px;
  padding: 0 16px;
  margin-bottom: 6px;
  justify-content: space-between;
  background: var(--brand);
  color: #fff;
  font-size: 13.5px;
  letter-spacing: 0.05em;
}
.mobile-menu-foot .m-cta svg { width: 16px; height: 16px; color: #fff; }

.menu-backdrop {
  position: fixed;
  inset: 0;
  z-index: 190;
  background: rgba(19, 45, 104, 0.28);
  -webkit-backdrop-filter: blur(3px);
  backdrop-filter: blur(3px);
  opacity: 0;
  transition: opacity 0.4s;
}
.menu-backdrop.is-open { opacity: 1; }

/* ==========================================================================
   Hero banner carousel
   ========================================================================== */
.hero {
  position: relative;
  isolation: isolate;
  background:
    radial-gradient(115% 145% at 92% 6%, rgba(33, 121, 192, 0.18), rgba(33, 121, 192, 0) 58%),
    radial-gradient(90% 130% at 2% 100%, rgba(19, 45, 104, 0.1), rgba(19, 45, 104, 0) 62%),
    linear-gradient(180deg, #f4f8fd 0%, #ffffff 88%);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 46%;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0), #ffffff 88%);
}

.hero-shell { position: relative; z-index: 2; }
.hero-viewport { position: relative; z-index: 1; overflow: hidden; }

.hero-track {
  display: flex;
  transition: transform 1s var(--ease);
  will-change: transform;
  touch-action: pan-y;
  -webkit-user-select: none;
  user-select: none;
}
.hero.is-draggable .hero-track { cursor: grab; }
.hero.is-dragging .hero-track {
  transition: none;
  cursor: grabbing;
}
.hero.is-dragging .hero-slide a,
.hero.is-dragging .hero-slide button { pointer-events: none; }
.hero-slide img {
  -webkit-user-drag: none;
  user-select: none;
}
.hero-slide {
  /* 左右等距：与内容网格对齐，两侧留白一致 */
  --bleed: max(var(--pad), calc((100% - var(--container)) / 2));
  flex: 0 0 100%;
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  align-items: center;
  gap: clamp(30px, 4.4vw, 72px);
  padding-inline: var(--bleed);
  padding-top: clamp(36px, 3.6vw, 58px);
  padding-bottom: clamp(24px, 2.8vw, 38px);
  min-height: clamp(380px, 32vw, 520px);
}

/* 内容入场：非当前帧保留半透明，拖动时能看到相邻内容滑入 */
.hero-slide .hero-copy > *,
.hero-slide .hero-visual {
  opacity: 0.38;
  transform: scale(0.985);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.hero-slide.is-active .hero-copy > *,
.hero-slide.is-active .hero-visual { opacity: 1; transform: none; }
.hero-slide.is-active .hero-copy > *:nth-child(2) { transition-delay: 0.06s; }
.hero-slide.is-active .hero-copy > *:nth-child(3) { transition-delay: 0.12s; }
.hero-slide.is-active .hero-copy > *:nth-child(4) { transition-delay: 0.18s; }
.hero-slide.is-active .hero-visual { transition-delay: 0.1s; }

.hero-copy { max-width: 560px; position: relative; }

.hero-title {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(34px, 4.4vw, 58px);
  line-height: 1.3;
  letter-spacing: 0.02em;
  color: var(--ink);
  margin-bottom: 22px;
  display: flex;
  flex-direction: column;
}
.hero-title span { display: block; }
.hero-title .is-accent { color: var(--brand); }

.hero-lead {
  font-size: 15px;
  line-height: 2;
  color: var(--muted);
  max-width: 500px;
  margin-bottom: 30px;
}

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

/* 底部：数据 + 轮播控件 */
.hero-foot {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 28px;
  padding-top: 20px;
  padding-bottom: clamp(24px, 3vw, 34px);
  border-top: 1px solid var(--line);
}
.hero-facts {
  display: grid;
  grid-template-columns: repeat(4, auto);
  gap: clamp(22px, 3.6vw, 52px);
  margin: 0;
  padding: 0;
  list-style: none;
}
.hero-facts li strong {
  display: flex;
  align-items: baseline;
  flex-wrap: nowrap;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 28px;
  line-height: 1;
  color: var(--ink);
  letter-spacing: 0.01em;
}
.hero-facts li strong b,
.hero-facts li strong span,
.hero-facts li strong [data-years-since] {
  font: inherit;
  font-weight: inherit;
  color: inherit;
  letter-spacing: inherit;
}
.hero-facts li strong i {
  font-style: normal;
  font-family: var(--font-sans);
  font-size: 11px;
  color: var(--brand);
  margin-left: 3px;
  flex: none;
}
.hero-facts li span {
  display: block;
  margin-top: 9px;
  font-size: 10.5px;
  letter-spacing: 0.08em;
  color: var(--faint);
}

.hero-nav { display: flex; align-items: center; gap: 18px; flex: none; }
.hero-count {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin: 0;
  font-family: var(--font-serif);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--faint);
}
.hero-count b {
  font-weight: 400;
  font-size: 17px;
  color: var(--ink);
}
.hero-count i { font-style: normal; opacity: 0.5; }

/* 进度条式指示器：默认浅灰轨道，当前帧用品牌蓝从 0 填充到 100%（由 JS 驱动 --p） */
.hero-dots { display: flex; align-items: center; gap: 10px; }
.hero-dot {
  position: relative;
  width: 54px;
  height: 2px;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: #ccd3dc;
  overflow: hidden;
  cursor: pointer;
}
.hero-dot i {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  border-radius: inherit;
  background: #2179c0;
  transform: scaleX(var(--p, 0));
  transform-origin: left center;
  will-change: transform;
}
.hero-dot:hover { background: #b7c1cd; }
.hero-dot:focus-visible { outline: 2px solid var(--brand); outline-offset: 3px; }

.hero-arrows { display: flex; gap: 8px; }
.hero-arrow {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  padding: 0;
  background: #fff;
  border: 1px solid var(--line);
  color: var(--ink);
  cursor: pointer;
  transition: background 0.3s, color 0.3s, border-color 0.3s;
}
.hero-arrow svg { width: 16px; height: 16px; }
.hero-arrow:hover { background: var(--ink); border-color: var(--ink); color: #fff; }
.hero-arrow:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; }

.hero-visual { position: relative; min-width: 0; width: 100%; max-width: 440px; justify-self: end; }
.hero-visual::before {
  content: "";
  position: absolute;
  right: -4%;
  top: 50%;
  z-index: -1;
  width: 84%;
  aspect-ratio: 1;
  transform: translateY(-50%);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(33, 121, 192, 0.16), rgba(33, 121, 192, 0) 66%);
}
.hero-product {
  position: relative;
  margin: 0;
  padding: 0;
  background: none;
  border: 0;
  box-shadow: none;
}
.hero-product-frame {
  position: relative;
  aspect-ratio: 15 / 10.5;
  overflow: hidden;
}
.hero-product-frame img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  mix-blend-mode: multiply;
  transform: scale(var(--zoom, 1.04)) translate3d(calc(var(--drag, 0) * -16px), 0, 0);
  transition: transform 0.5s var(--ease);
}
.hero.is-dragging .hero-product-frame img { transition: none; }
.hero-product figcaption {
  position: absolute;
  left: 0;
  bottom: 4px;
  margin: 0;
  padding: 6px 12px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid var(--line);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--muted);
  text-transform: uppercase;
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}

.hero-badges {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 16px;
}
.hero-badge {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 10px 14px 11px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--line);
  border-top: 2px solid var(--brand);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}
.hero-badge span { font-size: 9px; letter-spacing: 0.06em; color: var(--faint); }
.hero-badge b {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 14px;
  color: var(--ink);
  letter-spacing: 0.01em;
  white-space: nowrap;
}

/* ==========================================================================
   Page head (inner pages)
   ========================================================================== */
.page-head {
  position: relative;
  isolation: isolate;
  padding: 30px 0 clamp(44px, 5vw, 66px);
  background: #1a4f7a url("../img/inner_bj.webp") center / cover no-repeat;
  border-bottom: 0;
  overflow: hidden;
}
.page-head-lines {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(10, 36, 64, 0.42) 0%, rgba(10, 36, 64, 0.18) 48%, rgba(10, 36, 64, 0.08) 100%);
  opacity: 1;
}
.page-head > .container { position: relative; z-index: 2; }

.crumbs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 9px;
  margin-bottom: clamp(30px, 3.4vw, 46px);
  font-size: 10.5px;
  letter-spacing: 0.05em;
  color: #333;
}
.crumbs a { color: #333; }
.crumbs a:hover { color: #333; }
.crumbs i { font-style: normal; color: #333; }
.crumbs span { color: #333; }

.page-head .eyebrow { color: rgba(255, 255, 255, 0.88); }
.page-head-grid {
  display: grid;
  gap: 30px 64px;
  align-items: end;
}
.page-title {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(24px, 3.6vw, 36px);
  line-height: 1.35;
  letter-spacing: 0.02em;
  color: #fff;
}
.page-head-aside { max-width: 500px; justify-self: end; padding-bottom: 6px; }
.page-lead { font-size: 14px; line-height: 1.95; color: rgba(255, 255, 255, 0.82); }

.head-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.head-meta span {
  font-size: 10px;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.28);
  background: rgba(255, 255, 255, 0.12);
  padding: 5px 11px;
}

/* Subnav */
.subnav-wrap {
  position: sticky;
  top: var(--header-h);
  z-index: 40;
  background: rgba(255, 255, 255, 0.95);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line-2);
}
.subnav { display: flex; gap: 42px; height: 60px; align-items: center; }
.subnav a {
  position: relative;
  font-size: 13px;
  color: var(--muted);
  height: 100%;
  display: flex;
  align-items: center;
  transition: color 0.3s;
}
.subnav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  background: var(--brand);
  transform: scaleX(0);
  transition: transform 0.35s var(--ease);
}
.subnav a:hover, .subnav a.is-active { color: var(--ink); }
.subnav a.is-active::after { transform: scaleX(1); }

/* ==========================================================================
   Home sections
   ========================================================================== */
.about-split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(34px, 6vw, 92px);
  align-items: start;
}
.about-intro .display { margin-bottom: 26px; }
.about-body > p {
  font-size: 14px;
  line-height: 2;
  color: var(--muted);
  margin-bottom: 16px;
  max-width: 560px;
}
.about-body > p:first-child { color: var(--text); font-size: 15px; }
.about-series-block { margin-top: 28px; }
.about-series-block h3 {
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 12px;
}
.about-series-list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.about-series-list li {
  position: relative;
  padding-left: 14px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}
.about-series-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--brand);
}
.about-craft-lead {
  margin-top: 18px;
  font-size: 14px;
  line-height: 1.95;
  color: var(--muted);
  max-width: 28em;
}

/* 首页公司介绍：上下结构 */
.about-band {
  position: relative;
  isolation: isolate;
  padding: clamp(72px, 8vw, 120px) 0;
  overflow: hidden;
  background: #fff;
  border-bottom: 1px solid var(--line-2);
}
.about-band > .container { position: relative; z-index: 1; }
.about-stack {
  width: 100%;
  max-width: none;
  margin: 0;
  text-align: left;
}
.about-stack .display {
  margin: 0 0 32px;
  max-width: none;
  font-size: clamp(26px, 3vw, 36px);
  line-height: 1.35;
  white-space: nowrap;
}
.about-split-home {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}
.about-stack .about-copy { margin: 0; }
.about-copy > p {
  font-size: 13.5px;
  line-height: 2.05;
  color: var(--muted);
  margin-bottom: 14px;
}
.about-copy > p.about-lead {
  font-size: 15px;
  line-height: 2;
  color: var(--text);
  margin-bottom: 16px;
}
.about-copy > p:last-of-type { margin-bottom: 0; }
.about-copy .link-arrow { margin-top: 22px; }
.about-series-wrap { margin: 0; }
.about-series-wrap h3 {
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 14px;
}
.about-series {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.about-series li {
  position: relative;
  padding: 10px 12px 10px 14px;
  border: 1px solid var(--line);
  background: var(--sand);
  font-size: 12px;
  line-height: 1.55;
  color: var(--ink-soft);
  transition: border-color 0.3s, color 0.3s, background 0.3s;
}
.about-series li:hover {
  border-color: var(--brand-soft);
  background: var(--brand-tint);
  color: var(--brand-deep);
}

/* 首页产品 + 能力：共用背景 */
.home-sand-band {
  background: #f5f7fa url("../img/pro-bg.webp") center / cover no-repeat;
}
.products-intro {
  text-align: center;
  max-width: 720px;
  margin: 0 auto clamp(34px, 4vw, 48px);
}
.products-intro h2 {
  font-family: var(--font-sans);
  font-size: clamp(28px, 3.2vw, 36px);
  font-weight: 700;
  color: var(--ink);
  letter-spacing: 0.02em;
}
.products-intro p {
  margin-top: 12px;
  font-size: 14px;
  line-height: 1.9;
  color: var(--muted);
}

/* 首页产品模块：图片 + 名称 + 简介，一行 4 个 × 2 行 */
.products-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}
.products-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  overflow: hidden;
  transition: border-color 0.35s, box-shadow 0.4s;
}
.products-card:hover {
  border-color: var(--brand-soft);
  box-shadow: var(--shadow-sm);
}
.products-card-media {
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px 20px;
  background: linear-gradient(180deg, #fbfcfd, #eef2f6);
  overflow: hidden;
}
.products-card-media img {
  display: block;
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  object-position: center;
  mix-blend-mode: multiply;
  transition: transform 0.55s var(--ease);
}
.products-card:hover .products-card-media img { transform: scale(1.04); }
.products-card-copy {
  display: grid;
  gap: 8px;
  padding: 18px 18px 20px;
}
.products-card-copy b {
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.4;
}
.products-card-copy em {
  font-style: normal;
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--muted);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.products-more {
  display: flex;
  justify-content: center;
  margin-top: clamp(28px, 3.5vw, 40px);
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: clamp(44px, 5vw, 68px);
  border: 1px solid var(--line);
  background: #fff;
}
.about-stats > div { padding: 30px 26px; border-right: 1px solid var(--line); }
.about-stats > div:last-child { border-right: 0; }
.about-stats strong {
  display: block;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(26px, 2.8vw, 36px);
  line-height: 1.1;
  color: var(--ink);
}
.about-stats span { display: block; margin-top: 9px; font-size: 11px; color: var(--muted); }

/* Category cards */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.cat-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  transition: border-color 0.35s, box-shadow 0.4s;
  overflow: hidden;
}
.cat-card:hover {
  border-color: var(--brand-soft);
  box-shadow: var(--shadow-md);
}
.cat-media {
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px 20px;
  background:
    radial-gradient(90% 100% at 50% 0%, #fbfcfd, #f3f4f6);
  border-bottom: 1px solid var(--line-2);
  overflow: hidden;
}
.cat-media img {
  display: block;
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  object-position: center;
  mix-blend-mode: multiply;
  transition: transform 0.6s var(--ease);
}
.cat-card:hover .cat-media img { transform: scale(1.04); }
.cat-media-glyph { width: 84px; height: 84px; color: var(--brand-soft); }
.cat-media-glyph svg { width: 100%; height: 100%; }
.cat-body { display: flex; flex-direction: column; flex: 1; padding: 18px 20px 20px; gap: 8px; }
.cat-body h3 {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.45;
  color: var(--ink);
}
.cat-desc {
  font-size: 12.5px;
  line-height: 1.85;
  color: var(--muted);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.group-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 42px;
  border: 1px solid var(--line);
  background: #fff;
}
.group-strip a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 17px 20px;
  border-right: 1px solid var(--line);
  font-size: 12px;
  color: var(--muted);
  transition: color 0.3s, background 0.3s;
}
.group-strip a:last-child { border-right: 0; }
.group-strip a i { display: inline-flex; width: 14px; height: 14px; opacity: 0.5; transition: transform 0.4s var(--ease); }
.group-strip a svg { width: 100%; height: 100%; }
.group-strip a:hover { color: var(--brand-deep); background: var(--brand-tint); }
.group-strip a:hover i { transform: translateX(3px); }

/* Capabilities */
.cap-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
}
.cap-item {
  padding: 30px 26px 28px;
  border-right: 1px solid var(--line);
  transition: background 0.35s, box-shadow 0.45s var(--ease), border-color 0.35s;
}
.cap-item:last-child { border-right: 0; }
.cap-item:hover,
.js .cap-item.reveal.is-visible:hover {
  background: rgba(255, 255, 255, 0.88);
  box-shadow: var(--shadow-md);
}
.cap-no {
  display: block;
  font-family: var(--font-serif);
  font-size: 12px;
  color: var(--brand);
  letter-spacing: 0.08em;
  margin-bottom: 22px;
  transition: transform 0.4s var(--ease), color 0.3s;
}
.cap-item:hover .cap-no {
  transform: translateX(3px);
  color: var(--brand-deep);
}
.cap-item h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 21px;
  letter-spacing: 0.02em;
  color: var(--ink);
  margin-bottom: 10px;
  transition: color 0.3s;
}
.cap-item:hover h3 { color: var(--brand-deep); }
.cap-item p { font-size: 12.5px; line-height: 1.9; color: var(--muted); max-width: 250px; }
.cap-grid--four { border-left: 0; }
.cap-grid--four .cap-item {
  background: #fff;
  border: 1px solid var(--line);
  border-right: 0;
  padding: 26px 24px 22px;
}
.cap-grid--four .cap-item:last-child { border-right: 1px solid var(--line); }
.cap-grid--four .cap-item p { max-width: none; }

/* Applications */
.app-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line);
}
.app-row {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr) 18px;
  gap: 20px;
  align-items: center;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  transition: background 0.35s, border-color 0.3s;
}
.app-row:hover,
.js .app-row.reveal.is-visible:hover {
  background: var(--brand-tint);
}
.app-row-media {
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
  background: linear-gradient(180deg, #fbfcfd, #eef2f6);
  overflow: hidden;
}
.app-row-media img {
  display: block;
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  mix-blend-mode: multiply;
}
.app-row-copy {
  display: grid;
  gap: 6px;
  min-width: 0;
}
.app-row-copy small {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--brand);
}
.app-row-copy b {
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.4;
  transition: color 0.3s, transform 0.35s var(--ease);
}
.app-row:hover .app-row-copy b {
  color: var(--brand-deep);
  transform: translateX(3px);
}
.app-row-copy em {
  font-style: normal;
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.app-row > i {
  display: inline-flex;
  width: 15px;
  height: 15px;
  color: var(--faint);
  transition: transform 0.35s var(--ease), color 0.3s;
}
.app-row > i svg { width: 100%; height: 100%; }
.app-row:hover > i { transform: translateX(4px); color: var(--brand); }

.app-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.app-grid--wide { grid-template-columns: repeat(2, 1fr); }
.app-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  transition: border-color 0.35s, box-shadow 0.4s, transform 0.5s var(--ease);
  overflow: hidden;
}
.app-card:hover { border-color: var(--brand-soft); box-shadow: var(--shadow-md); }
.app-media {
  position: relative;
  height: 178px;
  background: radial-gradient(90% 100% at 50% 0%, #fbfcfd, #f3f4f6);
  border-bottom: 1px solid var(--line-2);
  overflow: hidden;
  display: grid;
  place-items: center;
}
.app-grid--wide .app-media { height: 210px; }
.app-media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 18px;
  mix-blend-mode: multiply;
  transition: transform 0.6s var(--ease);
}
.app-card:hover .app-media img { transform: scale(1.04); }
.app-index {
  position: absolute;
  top: 14px;
  left: 16px;
  font-family: var(--font-serif);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  color: var(--brand);
}
.app-cat {
  position: absolute;
  bottom: 12px;
  left: 16px;
  font-size: 9.5px;
  letter-spacing: 0.08em;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid var(--line-2);
  padding: 2px 8px;
}
.app-body { display: flex; flex-direction: column; flex: 1; padding: 20px 22px 20px; }
.app-body h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 18px;
  line-height: 1.55;
  color: var(--ink);
  margin-bottom: 10px;
}
.app-grid--wide .app-body h3 { font-size: 21px; }
.app-body p { font-size: 12.5px; line-height: 1.85; color: var(--muted); margin-bottom: 16px; }
.more {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: auto;
  font-size: 10.5px;
  letter-spacing: 0.05em;
  color: var(--brand-deep);
}
.more svg { width: 13px; height: 13px; transition: transform 0.4s var(--ease); }
.app-card:hover .more svg,
.news-card:hover .more svg { transform: translateX(4px); }

/* News preview */
.news-preview {
  display: grid;
  grid-template-columns: minmax(0, 0.75fr) minmax(0, 1.25fr);
  gap: clamp(34px, 6vw, 88px);
}
.news-preview-intro .display { margin-bottom: 20px; }
.news-preview-intro > p { font-size: 13.5px; color: var(--muted); line-height: 1.95; margin-bottom: 26px; max-width: 330px; }
.news-list {
  border-top: 1px solid var(--line);
  min-width: 0;
}
.news-list-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 96px 18px;
  gap: 16px;
  align-items: center;
  padding: 20px 10px;
  border-bottom: 1px solid var(--line);
  transition:  padding-left 0.5s;
}
.news-list-row:hover {
  background: var(--brand-tint);
  padding-left: 15px;
}
.news-list-date {
  font-size: 12px;
  color: var(--faint);
  letter-spacing: 0.02em;
  text-align: right;
  transition: color 0.3s;
}
.news-list-row:hover .news-list-date { color: var(--brand); }
.news-list-copy {
  display: grid;
  gap: 6px;
  min-width: 0;
}
.news-list-copy b {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.45;
  transition: color 0.3s, transform 0.35s var(--ease);
}
.news-list-row:hover .news-list-copy b {
  color: var(--brand-deep);
  transform: translateX(3px);
}
.news-list-copy em {
  font-style: normal;
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: transform 0.35s var(--ease);
}
.news-list-row:hover .news-list-copy em { transform: translateX(3px); }
.news-list-row > i {
  display: inline-flex;
  width: 15px;
  height: 15px;
  color: var(--faint);
  transition: transform 0.35s var(--ease), color 0.3s;
}
.news-list-row > i svg { width: 100%; height: 100%; }
.news-list-row:hover > i { transform: translateX(4px); color: var(--brand); }

.article--plain {
  font-size: 15px;
  line-height: 2;
  color: var(--muted);
}
.article-inline-title {
  margin: 0 0 20px;
  font-family: var(--font-sans);
  font-size: clamp(18px, 2.6vw, 24px);
  font-weight: 700;
  line-height: 1.35;
  color: var(--ink);
  text-align: center;

}
.article-inline-meta {
  margin: 0 0 22px;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--brand);
}
.article--plain > *:first-child { margin-top: 0; }
.article--plain p { margin: 0 0 5px; }
.article--plain h3 {
  margin: 1.6em 0 0.7em;
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
}
.article--plain ul {
  margin: 0 0 1.2em;
  padding-left: 1.2em;
}
.article--plain li { margin: 0.35em 0; }

.news-rows { border-top: 1px solid var(--line); }
.news-row {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr) 18px;
  gap: 14px;
  align-items: center;
  padding: 22px 14px;
  margin: 0 -14px;
  border-bottom: 1px solid var(--line);
  transition: background 0.35s;
}
.news-row:hover,
.js .news-row.reveal.is-visible:hover {
  background: var(--brand-tint);
}
.news-row-date {
  font-size: 10px;
  color: var(--faint);
  transition: color 0.3s;
}
.news-row:hover .news-row-date { color: var(--brand); }
.news-row h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 16.5px;
  line-height: 1.55;
  color: var(--ink);
  transition: color 0.3s, transform 0.35s var(--ease);
}
.news-row:hover h3 {
  color: var(--brand-deep);
  transform: translateX(3px);
}
.news-row i {
  display: inline-flex;
  width: 15px;
  height: 15px;
  color: var(--faint);
  transition: transform 0.4s var(--ease), color 0.3s;
}
.news-row i svg { width: 100%; height: 100%; }
.news-row:hover i { transform: translateX(5px); color: var(--brand); }

/* CTA band */
.cta-band {
  position: relative;
  isolation: isolate;
  background: #2179c0 url("../img/sec5-bg.webp") center / cover no-repeat;
  border-top: 0;
  padding: clamp(56px, 6.5vw, 88px) 0;
  overflow: hidden;
  margin-bottom: 0;
}
/* CTA 紧贴页脚，消除中间空隙 */
main:has(.cta-band) {
  margin-bottom: 0;
  padding-bottom: 0;
}
main:has(.cta-band) + .site-footer,
body > .site-footer {
  margin-top: 0;
  border-top: 0;
}
.site-footer {
  margin-top: 0;
}
.cta-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 30px 70px;
  align-items: end;
}
.cta-inner .eyebrow { color: rgba(255, 255, 255, 0.88); }
.cta-inner .display { color: #fff; font-size: clamp(28px, 3vw, 40px); }
.cta-side { padding-bottom: 4px; }
.cta-side > p { font-size: 13.5px; line-height: 1.95; color: var(--ink-soft); margin-bottom: 24px; max-width: 400px; }
.cta-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 20px; }
.cta-band .btn--solid {
  background: var(--brand-deep);
  color: #fff;
}
.cta-band .btn--solid:hover { background: #0e2458; }
.cta-mail {
  font-size: 12px;
  color: var(--ink);
  border-bottom: 1px solid rgba(19, 45, 104, 0.2);
  padding-bottom: 3px;
  transition: color 0.3s, border-color 0.3s;
}
.cta-mail:hover { color: var(--brand-deep); border-color: var(--brand); }

/* ==========================================================================
   About page
   ========================================================================== */
.mission-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.mission-card {
  background: #fff;
  border: 1px solid var(--line);
  padding: 30px 28px 26px;
  transition: border-color 0.35s, box-shadow 0.4s;
}
.mission-card:hover { border-color: var(--brand-soft); box-shadow: var(--shadow-sm); }
.mission-card > span {
  font-size: 9.5px;
  letter-spacing: 0.16em;
  color: var(--brand);
  text-transform: uppercase;
}
.mission-card h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 23px;
  line-height: 1.5;
  color: var(--ink);
  margin: 20px 0 14px;
}
.mission-card p { font-size: 12.5px; line-height: 1.9; color: var(--muted); }

.timeline-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
  gap: clamp(34px, 6vw, 88px);
  align-items: start;
}
.timeline-intro { position: sticky; top: calc(var(--header-h) + 32px); }
.timeline-intro .display { margin-bottom: 20px; }
.timeline-intro > p { font-size: 13.5px; line-height: 1.95; color: var(--muted); max-width: 320px; }

.timeline { border-top: 1px solid var(--line); }
.tl-item {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 26px;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}
.tl-year {
  font-family: var(--font-serif);
  font-size: 20px;
  line-height: 1.5;
  color: var(--brand);
  letter-spacing: 0.02em;
}
.tl-item > div { position: relative; }
.tl-item > div::before {
  content: "";
  position: absolute;
  left: -40px;
  top: 12px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand-soft);
  box-shadow: 0 0 0 4px var(--surface);
}
.tl-item h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 18px;
  letter-spacing: 0.01em;
  color: var(--ink);
  margin-bottom: 6px;
}
.tl-item p { font-size: 12.5px; line-height: 1.85; color: var(--muted); }

.quality-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.quality-card { background: #fff; border: 1px solid var(--line); padding: 30px 28px; }
.q-icon { display: inline-flex; width: 32px; height: 32px; color: var(--brand); margin-bottom: 22px; }
.q-icon svg { width: 100%; height: 100%; }
.quality-card h3 { font-family: var(--font-serif); font-weight: 400; font-size: 19px; color: var(--ink); margin-bottom: 10px; }
.quality-card p { font-size: 12.5px; line-height: 1.9; color: var(--muted); }

/* ==========================================================================
   Filters
   ========================================================================== */
.filter-bar { display: flex; flex-wrap: wrap; gap: 8px; }
.filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 15px;
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--muted);
  border: 1px solid var(--line);
  background: #fff;
  transition: color 0.3s, border-color 0.3s, background 0.3s;
}
.filter-btn span { font-size: 9px; color: var(--faint); }
.filter-btn:hover { color: var(--ink); border-color: #b7cee7; }
.filter-btn.is-active {
  color: var(--brand-deep);
  border-color: var(--brand-soft);
  background: var(--brand-tint);
}
.filter-btn.is-active span { color: var(--brand); }

.filter-empty { padding: 50px 0; text-align: center; color: var(--muted); font-size: 14px; }
.is-hidden { display: none !important; }

/* News list */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 30px; }
.news-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  transition: border-color 0.35s, box-shadow 0.4s, transform 0.5s var(--ease);
  overflow: hidden;
}
.news-card:hover { border-color: var(--brand-soft); box-shadow: var(--shadow-md); }
.news-media {
  position: relative;
  height: 168px;
  background: radial-gradient(90% 100% at 50% 0%, #fbfcfd, #f3f4f6);
  border-bottom: 1px solid var(--line-2);
  display: grid;
  place-items: center;
  overflow: hidden;
}
.news-media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 16px;
  mix-blend-mode: multiply;
  transition: transform 0.6s var(--ease);
}
.news-card:hover .news-media img { transform: scale(1.04); }
.news-media-glyph { width: 52px; height: 52px; color: var(--brand-soft); }
.news-media-glyph svg { width: 100%; height: 100%; }
.news-cat {
  position: absolute;
  top: 12px;
  left: 14px;
  font-size: 9.5px;
  letter-spacing: 0.06em;
  color: var(--brand-deep);
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--line-2);
  padding: 2px 8px;
}
.news-body { display: flex; flex-direction: column; flex: 1; padding: 18px 20px 20px; }
.news-date { font-size: 10px; letter-spacing: 0.05em; color: var(--faint); margin-bottom: 8px; }
.news-body h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 17px;
  line-height: 1.55;
  color: var(--ink);
  margin-bottom: 10px;
  transition: color 0.3s;
}
.news-card:hover .news-body h3 { color: var(--brand-deep); }
.news-body p { font-size: 12.5px; line-height: 1.85; color: var(--muted); margin-bottom: 16px; }

/* ==========================================================================
   Article
   ========================================================================== */
.article-head {
  position: relative;
  padding: 30px 0 clamp(34px, 4vw, 52px);
  background:
    radial-gradient(700px 320px at 80% 0%, #f3f4f6, rgba(243, 244, 246, 0) 68%),
    linear-gradient(180deg, #ffffff, var(--paper));
  border-bottom: 1px solid var(--line-2);
}
.career-detail-section,
.support-detail-section { padding-top: 20px; }
.article-title {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(27px, 3.1vw, 40px);
  line-height: 1.45;
  letter-spacing: 0.015em;
  color: var(--ink);
  max-width: 860px;
  margin-bottom: 16px;
}
.article-lead { font-size: 14px; line-height: 1.95; color: var(--muted); max-width: 680px; }

.article-layout {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 30px;
  align-items: start;
}
.article-layout > .article-aside {
  grid-column: 1;
  grid-row: 1;
}
.article-layout > :not(.article-aside) {
  grid-column: 2;
  min-width: 0;
  width: 100%;
}
.article-main {
  display: flex;
  flex-direction: column;
  min-width: 0;
  width: 100%;
}
.content-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px 24px;
  flex-wrap: wrap;
  background: var(--sand);
  padding: 12px 16px;
  margin-bottom: 20px;
}
.content-bar-title {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--brand);
  line-height: 1.3;
}
.content-bar-title::before {
  content: "";
  width: 3px;
  height: 1em;
  background: var(--brand);
  flex: none;
}
.content-bar .crumbs,
.crumbs--bar {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  margin: 0;
  gap: 6px;
  font-size: 12px;
  letter-spacing: 0;
  color: var(--text);
}
.content-bar .crumbs::before,
.crumbs--bar::before {
  content: "";
  width: 14px;
  height: 14px;
  flex: none;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none'%3E%3Cpath d='M12 21s7-6.2 7-11a7 7 0 10-14 0c0 4.8 7 11 7 11z' stroke='%232179c0' stroke-width='1.6' stroke-linejoin='round'/%3E%3Ccircle cx='12' cy='10' r='2.5' stroke='%232179c0' stroke-width='1.6'/%3E%3C/svg%3E") center / contain no-repeat;
}
.content-bar .crumbs a,
.crumbs--bar a {
  color: var(--muted);
}
.content-bar .crumbs a:hover,
.crumbs--bar a:hover {
  color: var(--brand);
}
.article-layout .article,
.article-layout .news-list {
  max-width: none;
  width: 100%;
}
.article { max-width: 780px; font-size: 15px; line-height: 2.05; color: var(--text); }
.article > p { margin-bottom: 10px; }
.article > p:first-of-type { font-size: 16px; line-height: 2; color: var(--ink-soft); }
.article-cover { margin: 0 0 30px; border: 1px solid var(--line); background: radial-gradient(80% 90% at 50% 0%, #fbfcfd, #f3f4f6); }
.article-cover img { width: 100%; max-height: 420px; object-fit: contain; padding: 18px; mix-blend-mode: multiply; }
.article h2 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(21px, 2vw, 26px);
  line-height: 1.5;
  color: var(--ink);
  margin: 44px 0 16px;
  padding-left: 16px;
  position: relative;
}
.article h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.42em;
  width: 2px;
  height: 1em;
  background: var(--brand);
}
.article h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 19px;
  color: var(--ink);
  margin: 30px 0 12px;
}
.article ul { margin: 16px 0 22px; }
.article li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.95;
}
.article li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.85em;
  width: 6px;
  height: 1px;
  background: var(--brand-soft);
}
.article blockquote {
  margin: 30px 0;
  padding: 20px 26px;
  background: var(--brand-tint);
  border-left: 2px solid var(--brand);
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1.9;
  color: #1c3560;
}
.article a { color: var(--brand); border-bottom: 1px solid rgba(33, 121, 192, 0.35); }
.article a:hover { border-color: var(--brand); }

.article-end {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 46px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-size: 9.5px;
  letter-spacing: 0.14em;
  color: var(--faint);
}
.article-end::before { content: ""; width: 24px; height: 1px; background: var(--brand); }

.article-aside {
  position: sticky;
  top: calc(var(--header-h) + 28px);
  align-self: start;
  display: grid;
  gap: 14px;
  z-index: 5;
  margin-top: 0;
}
.aside-card { background: #fff; border: 1px solid var(--line); padding: 22px; }
.aside-card--nav { padding: 0; overflow: hidden; }
.aside-kicker { font-size: 9.5px; letter-spacing: 0.14em; color: var(--brand); margin-bottom: 14px; }
.aside-kicker--about {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #fff;
  background: #2179c0;
  margin: 0px;
  padding: 14px 22px;
}
.aside-card a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line-2);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--text);
  transition: color 0.5s, background 0.5s;
}
.aside-card--nav a {
  margin: 0;
  padding: 12px 22px;
  font-size: 14.5px;
  border-bottom: 1px solid var(--line-2);
  margin-bottom: 2px;
}
.aside-card a:last-child { border-bottom: 0; }
.aside-card a span { display: flex; flex-direction: column; transition: transform 0.35s var(--ease); }
.aside-card a small { font-size: 9.5px; color: var(--faint); letter-spacing: 0.02em; }
.aside-card a svg {
  width: 13px;
  height: 13px;
  flex: none;
  color: var(--brand);
  opacity: 0.55;
  transition: transform 0.35s var(--ease), opacity 0.3s, color 0.3s;
}
.aside-card a:hover,
.aside-card a.is-active {
  color: var(--brand-deep);
  background: var(--brand-tint);
}
.aside-card a:hover span,
.aside-card a.is-active span { transform: translateX(3px); }
.aside-card a:hover svg,
.aside-card a.is-active svg {
  opacity: 1;
  transform: translateX(3px);
  color: var(--brand);
}

.aside-contact { background: var(--brand-tint); border: 1px solid var(--line); padding: 22px; }
.aside-contact > p { font-size: 9.5px; letter-spacing: 0.14em; color: var(--brand-deep); margin-bottom: 14px; }
.aside-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
  font-family: var(--font-sans);
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.55;
  word-break: break-all;
  transition: color 0.3s;
}
.aside-contact-item:last-child { margin-bottom: 0; }
a.aside-contact-item:hover { color: var(--brand-deep); }
.aside-contact-item i {
  flex: none;
  display: inline-flex;
  width: 16px;
  height: 16px;
  margin-top: 2px;
  color: var(--brand);
}
.aside-contact-item i svg { width: 100%; height: 100%; }
.aside-contact-item span {
  flex: 1;
  min-width: 0;
  font-size: inherit;
  font-weight: inherit;
  color: inherit;
  line-height: inherit;
}
.aside-contact div.aside-contact-item {
  font-weight: 400;
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.8;
}
.aside-back {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 11px;
  color: var(--muted);
  padding: 2px;
  margin-top: 28px;
}
.aside-back svg { width: 13px; height: 13px; transform: rotate(180deg); }
.aside-back:hover { color: var(--brand-deep); }
.detail-main .article { max-width: none; }
.app-detail-section { padding-top: clamp(36px, 4vw, 52px); }
.detail-content-head { margin-bottom: clamp(28px, 3.5vw, 40px); }
.detail-content-head .crumbs { margin-bottom: 18px; }
.detail-content-head .eyebrow { margin-bottom: 12px; }
.detail-content-title {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(26px, 3.2vw, 36px);
  line-height: 1.35;
  color: var(--ink);
  letter-spacing: 0.01em;
  margin-bottom: 14px;
}
.detail-content-lead {
  font-size: 14.5px;
  line-height: 1.95;
  color: var(--muted);
  max-width: 640px;
}

.article-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 54px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}
.article-nav a {
  display: flex;
  flex-direction: column;
  gap: 7px;
  padding: 16px 20px;
  border: 1px solid var(--line);
  background: #fff;
  transition: border-color 0.3s;
}
.article-nav a:hover { border-color: var(--brand-soft); }
.article-nav small { font-size: 9.5px; letter-spacing: 0.1em; color: var(--brand); }
.article-nav span { font-family: var(--font-serif); font-size: 15px; line-height: 1.55; color: var(--ink); }
.article-nav-next { text-align: right; align-items: flex-end; }


/*pagelist*/
.pagelist {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 20px;
}
.pagination {
  display: inline-block;
  padding-left: 0;
  margin: 20px 0;
  border-radius: 4px
}
.pagination>li {
  display: inline
}
.pagination>li>a, .pagination>li>span {
  position: relative;
  float: left;
  padding: 6px 12px;
  margin-left: -1px;
  line-height: 1.42857143;
  color: #337ab7;
  text-decoration: none;
  background-color: #fff;
  border: 1px solid #ddd
}
.pagination>li:first-child>a, .pagination>li:first-child>span {
  margin-left: 0;
  border-top-left-radius: 4px;
  border-bottom-left-radius: 4px
}
.pagination>li:last-child>a, .pagination>li:last-child>span {
  border-top-right-radius: 4px;
  border-bottom-right-radius: 4px
}
.pagination>li>a:focus, .pagination>li>a:hover, .pagination>li>span:focus, .pagination>li>span:hover {
  z-index: 3;
  color: #23527c;
  background-color: #eee;
  border-color: #ddd
}


/* ==========================================================================
   Customers
   ========================================================================== */
.customer-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line);
  background: #fff;
  margin-bottom: clamp(46px, 5vw, 70px);
}
.customer-stats > div { padding: 30px 26px; border-right: 1px solid var(--line); }
.customer-stats > div:last-child { border-right: 0; }
.customer-stats strong {
  display: block;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(30px, 3vw, 40px);
  line-height: 1;
  color: var(--ink);
}
.customer-stats strong i { font-style: normal; font-size: 15px; color: var(--brand); margin-left: 2px; }
.customer-stats p { margin-top: 10px; font-size: 11px; color: var(--muted); }

.segment-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.segment-card {
  padding: 28px 26px 26px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: #fff;
  transition: background 0.3s;
}
.segment-card:hover { background: var(--brand-tint); }
.segment-no { font-family: var(--font-serif); font-size: 10.5px; letter-spacing: 0.08em; color: var(--brand); }
.segment-card h3 { font-family: var(--font-serif); font-weight: 400; font-size: 19px; color: var(--ink); margin: 16px 0 8px; }
.segment-card p { font-size: 12.5px; line-height: 1.85; color: var(--muted); }

.quote-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.quote-card {
  background: #fff;
  border: 1px solid var(--line);
  padding: 28px 26px 24px;
  position: relative;
}
.quote-mark {
  font-family: var(--font-serif);
  font-size: 46px;
  line-height: 0.6;
  color: var(--brand-soft);
  display: block;
  margin-bottom: 22px;
}
.quote-card blockquote { font-family: var(--font-serif); font-size: 16px; line-height: 1.9; color: var(--ink-soft); margin-bottom: 22px; }
.quote-card figcaption {
  font-size: 10.5px;
  color: var(--muted);
  border-top: 1px solid var(--line-2);
  padding-top: 14px;
}

/* ==========================================================================
   Products list
   ========================================================================== */
.products-section { padding-top: clamp(40px, 4.5vw, 60px); }
.catalog-layout {
  display: grid;
  grid-template-columns: 236px minmax(0, 1fr);
  gap: 30px;
  align-items: start;
}
.catalog-side {
  position: sticky;
  top: calc(var(--header-h) + 28px);
  align-self: start;
  z-index: 5;
  max-height: calc(100vh - var(--header-h) - 48px);
  overflow-y: auto;
  overscroll-behavior: contain;
  padding-right: 4px;
}
.catalog-side-inner {
  position: static;
}
.side-title {
  font-family: var(--font-sans);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--ink);
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 10px;
}
.side-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.side-nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 10px 9px 8px;
  font-size: 13.5px;
  line-height: 1.4;
  color: var(--text);
  transition: color 0.25s, background 0.25s, padding 0.25s;
}
.side-icon {
  flex: none;
  width: 7px;
  height: 7px;
  border: 1.5px solid var(--brand);
  border-radius: 50%;
  background: transparent;
  opacity: 0.9;
}
.side-name { flex: 1; min-width: 0; }
.side-nav a:hover {
  color: var(--brand-deep);
  background: var(--brand-tint);
  padding-left: 10px;
}
.side-nav a:hover .side-icon {
  background: var(--brand);
  opacity: 1;
}
.side-nav a.is-active {
  color: var(--brand-deep);
  background: var(--brand-tint);
  padding-left: 10px;
}
.side-nav a.is-active .side-icon {
  background: var(--brand);
  opacity: 1;
}

.side-help {
  margin-top: 24px;
  padding: 20px;
  background: var(--sand);
  border: 1px solid var(--line);
}
.side-help p { font-family: var(--font-serif); font-size: 15px; color: var(--ink); margin-bottom: 6px; }
.side-help span { display: block; font-size: 11px; line-height: 1.8; color: var(--muted); margin-bottom: 14px; }
.side-help .link-arrow { font-size: 10.5px; }

.catalog-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 34px;
}
.catalog-toolbar p { font-size: 12px; color: var(--muted); }
.catalog-toolbar b { font-family: var(--font-serif); font-weight: 400; color: var(--ink); font-size: 14px; }

.catalog-group { margin-bottom: clamp(38px, 4vw, 54px); }
.catalog-group-head {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 16px 40px;
  align-items: baseline;
  padding-bottom: 16px;
  margin-bottom: 22px;
  border-bottom: 1px solid var(--line);
}
.catalog-group-head h2 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 24px;
  color: var(--ink);
  letter-spacing: 0.02em;
}
.catalog-group-head p { font-size: 12.5px; line-height: 1.9; color: var(--muted); }
.cat-grid--wide { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.catalog-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  padding: 28px 30px;
  background: var(--sand);
  border: 1px solid var(--line);
  margin-top: 20px;
}
.catalog-foot h3 { font-family: var(--font-serif); font-weight: 400; font-size: 19px; color: var(--ink); margin-bottom: 6px; }
.catalog-foot p { font-size: 12.5px; line-height: 1.85; color: var(--muted); max-width: 560px; }

/* ==========================================================================
   Product detail
   ========================================================================== */
.product-head {
  position: relative;
  padding: 28px 0 clamp(40px, 5vw, 64px);
  background: url("../img/probj.webp") center / cover no-repeat;
  border-bottom: 1px solid var(--line-2);
  overflow: hidden;
}
.product-head-lines {
  display: none;
}
.product-head > .container { position: relative; z-index: 2; }
.product-head-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(28px, 4vw, 60px);
  align-items: center;
}
.product-head-copy { max-width: 560px; }
.product-title {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(32px, 3.8vw, 50px);
  line-height: 1.3;
  letter-spacing: 0.02em;
  color: var(--ink);
  margin-bottom: 14px;
}
.product-tagline {
  font-family: var(--font-serif);
  font-size: clamp(16px, 1.5vw, 19px);
  line-height: 1.75;
  color: var(--brand-deep);
  margin-bottom: 14px;
}
.product-summary { font-size: 13.5px; line-height: 2; color: var(--muted); margin-bottom: 24px; }

.model-pills { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 26px; }
.model-pills a {
  display: inline-block;
  padding: 6px 14px;
  font-size: 11.5px;
  letter-spacing: 0.03em;
  color: var(--text);
  border: 1px solid var(--line);
  background: #fff;
  transition: border-color 0.3s, color 0.3s, background 0.3s;
}
.model-pills a:hover { border-color: var(--brand-soft); color: var(--brand-deep); }
.model-pills a.is-active { border-color: var(--brand-soft); background: var(--brand-tint); color: var(--brand-deep); }

.product-actions { display: flex; flex-wrap: wrap; gap: 12px; }

.product-head-media {
  position: relative;
  margin: 0;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-md);
  padding: 20px;
}
.product-head-media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: contain;
  mix-blend-mode: multiply;
}
.product-head-glyph {
  display: grid;
  place-items: center;
  aspect-ratio: 4 / 3;
  color: var(--brand-soft);
}
.product-head-glyph svg { width: 40%; height: 40%; }
.product-head-media figcaption {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--line-2);
  font-size: 9.5px;
  letter-spacing: 0.1em;
  color: var(--faint);
  text-transform: uppercase;
}

.product-detail-section { padding-top: clamp(40px, 4.5vw, 60px); }
.detail-main { min-width: 0; }

.product-tabs { margin-bottom: clamp(28px, 3.5vw, 40px); }
.detail-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--line);
}
.detail-tabs button {
  position: relative;
  appearance: none;
  font: inherit;
  font-size: 16px;
  color: #000;
  padding: 12px 20px;
  border: 0;
  background: transparent;
  cursor: pointer;
  margin-bottom: -1px;
  transition: color 0.3s;
}
.detail-tabs button::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  width: calc(100% - 24px);
  height: 2px;
  background: var(--brand);
  transform: translateX(-50%) scaleX(0);
  transform-origin: center;
  transition: transform 0.4s var(--ease);
}
.detail-tabs button:hover { color: var(--brand-deep); }
.detail-tabs button.is-active {
  color: var(--brand-deep);
  font-weight: 700;
}
.detail-tabs button.is-active::after {
  transform: translateX(-50%) scaleX(1);
}
.detail-panels { min-height: 120px; }
.detail-panel[hidden] { display: none !important; }
.detail-panel.is-active { display: block; animation: tabFade 0.28s ease; }
@keyframes tabFade {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: none; }
}

.detail-block { padding-bottom: clamp(36px, 4vw, 52px); }
.detail-block + .detail-block { padding-top: clamp(36px, 4vw, 52px); border-top: 1px solid var(--line); }
.block-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 24px;
}
.block-head span { font-family: var(--font-serif); font-size: 10.5px; letter-spacing: 0.1em; color: var(--brand); }
.block-head h2 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(22px, 2.2vw, 28px);
  color: var(--ink);
  letter-spacing: 0.02em;
}

.detail-copy { width:100%; }
.detail-copy p { font-size: 14.5px; line-height: 2.05; color: var(--text); margin: 0;;}
.detail-copy p:first-child { font-size: 15.5px; color: var(--ink-soft); }
.detail-copy img {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 12px auto 18px;
}
.detail-copy table {
  width: 100%;
  border-collapse: collapse;
  margin: 12px 0 20px;
  font-size: 13.5px;
}
.detail-copy table th,
.detail-copy table td {
  border: 1px solid var(--line-2);
  padding: 10px 12px;
  vertical-align: top;
  text-align: left;
  line-height: 1.7;
}
.detail-copy table th {
  width: 32%;
  background: var(--brand-tint);
  color: var(--ink);
  font-weight: 500;
  white-space: nowrap;
}
.detail-copy ul,
.detail-copy ol {
  margin: 0 0 16px;
  padding-left: 1.3em;
  line-height: 1.95;
}
.detail-copy li { margin-bottom: 6px; }
.detail-copy h2,
.detail-copy h3,
.detail-copy h4 {
  font-family: var(--font-serif);
  font-weight: 400;
  color: var(--ink);
  margin: 20px 0 10px;
}
.detail-panels .detail-panel.is-active { display: block; }

.highlight-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  margin-top: 30px;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.highlight-item {
  padding: 22px 24px 20px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: #fff;
}
.hl-no { font-family: var(--font-serif); font-size: 10px; letter-spacing: 0.08em; color: var(--brand); }
.highlight-item h3 { font-family: var(--font-serif); font-weight: 400; font-size: 17px; color: var(--ink); margin: 10px 0 6px; }
.highlight-item p { font-size: 12.5px; line-height: 1.85; color: var(--muted); }

.model-list { display: grid; gap: 20px; }
.model-card { background: #fff; border: 1px solid var(--line); }
.model-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 24px;
  border-bottom: 1px solid var(--line-2);
  background: linear-gradient(90deg, var(--brand-tint), #fff 72%);
}
.model-badge {
  display: inline-block;
  font-size: 9px;
  letter-spacing: 0.08em;
  color: var(--brand-deep);
  border: 1px solid var(--brand-soft);
  padding: 2px 8px;
  margin-bottom: 8px;
}
.model-head h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 23px;
  letter-spacing: 0.03em;
  color: var(--ink);
  line-height: 1.2;
}
.model-head p { font-size: 12.5px; color: var(--muted); margin-top: 4px; }
.model-index { font-family: var(--font-serif); font-size: 10.5px; letter-spacing: 0.1em; color: var(--faint); flex: none; }

.model-body { display: grid; grid-template-columns: 268px minmax(0, 1fr); gap: 0; }
.model-figure {
  display: grid;
  place-items: center;
  padding: 18px;
  border-right: 1px solid var(--line-2);
  background: radial-gradient(80% 80% at 50% 20%, #fbfcfd, #f3f4f6);
  min-height: 240px;
}
.model-figure img { width: 100%; height: 100%; max-height: 250px; object-fit: contain; mix-blend-mode: multiply; }
.model-glyph { width: 110px; height: 110px; color: var(--brand-soft); }
.model-glyph svg { width: 100%; height: 100%; }

.model-info { padding: 18px 24px 20px; min-width: 0; }
.model-intro { font-size: 12.5px; line-height: 1.9; color: var(--muted); margin-bottom: 14px; }

.spec-table-wrap { border: 1px solid var(--line-2); overflow-x: auto; }
.spec-table { width: 100%; border-collapse: collapse; min-width: 420px; }
.spec-table th, .spec-table td {
  padding: 10px 14px;
  text-align: left;
  font-size: 12px;
  line-height: 1.7;
  border-bottom: 1px solid var(--line-2);
  vertical-align: top;
}
.spec-table tr:last-child th, .spec-table tr:last-child td { border-bottom: 0; }
.spec-table th {
  width: 34%;
  font-weight: 400;
  color: var(--muted);
  background: #f5f6f8;
  white-space: nowrap;
}
.spec-table td { color: var(--ink-soft); }
.spec-note { font-size: 11px; color: var(--faint); line-height: 1.8; margin-top: 14px; }

.tag-grid { display: flex; flex-wrap: wrap; gap: 9px; }
.tag-grid span {
  padding: 8px 16px;
  font-size: 12px;
  color: var(--text);
  border: 1px solid var(--line);
  background: #fff;
}

.accessory-list { display: grid; gap: 0; border-top: 1px solid var(--line-2); }
.accessory-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line-2);
  font-size: 13px;
  line-height: 1.8;
  color: var(--text);
}
.accessory-list li span { display: inline-flex; width: 15px; height: 15px; color: var(--brand); flex: none; margin-top: 4px; }
.accessory-list li svg { width: 100%; height: 100%; }

.related-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.related-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  background: #fff;
  transition: border-color 0.3s, transform 0.4s var(--ease);
}
.related-card:hover { border-color: var(--brand-soft); }
.related-media {
  display: grid;
  place-items: center;
  width: 74px;
  height: 58px;
  flex: none;
  background: #f6fafe;
  border: 1px solid var(--line-2);
  overflow: hidden;
}
.related-media img { width: 100%; height: 100%; object-fit: contain; padding: 4px; mix-blend-mode: multiply; }
.related-media svg { width: 40px; height: 40px; color: var(--brand-soft); }
.related-text { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.related-text b { font-family: var(--font-serif); font-weight: 400; font-size: 15.5px; color: var(--ink); letter-spacing: 0.01em; }
.related-text small { font-size: 9.5px; color: var(--faint); }
.related-card i { margin-left: auto; display: inline-flex; width: 14px; height: 14px; color: var(--brand); flex: none; }
.related-card i svg { width: 100%; height: 100%; }

.detail-pager {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 8px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}
.detail-pager a { display: flex; flex-direction: column; gap: 5px; }
.detail-pager small { font-size: 9.5px; letter-spacing: 0.1em; color: var(--brand); }
.detail-pager span { font-family: var(--font-serif); font-size: 16px; color: var(--ink); }
.detail-pager a:hover span { color: var(--brand-deep); }
.pager-next { text-align: right; align-items: flex-end; }

/* ==========================================================================
   Careers
   ========================================================================== */
.culture-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  margin-top: clamp(40px, 5vw, 64px);
}
.culture-card { padding: 28px 24px 6px 0; border-right: 1px solid var(--line); }
.culture-card:last-child { border-right: 0; }
.culture-card:not(:first-child) { padding-left: 24px; }
.culture-card > span { font-family: var(--font-serif); font-size: 10.5px; letter-spacing: 0.08em; color: var(--brand); }
.culture-card h3 { font-family: var(--font-serif); font-weight: 400; font-size: 20px; color: var(--ink); margin: 18px 0 9px; }
.culture-card p { font-size: 12.5px; line-height: 1.9; color: var(--muted); max-width: 230px; }

.job-list { border-top: 1px solid var(--line); }
.job-row {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) 18px;
  gap: 22px;
  align-items: center;
  padding: 26px 14px;
  margin: 0 -14px;
  border-bottom: 1px solid var(--line);
  border-left: 2px solid transparent;
  transition: background 0.35s, border-color 0.35s;
}
.job-row:hover,
.js .job-row.reveal.is-visible:hover {
  background: var(--brand-tint);
  border-left-color: var(--brand);
}
.job-no { font-family: var(--font-serif); font-size: 11px; color: var(--brand); letter-spacing: 0.08em; }
.job-main h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(20px, 1.9vw, 24px);
  color: var(--ink);
  margin-bottom: 6px;
  transition: color 0.3s, transform 0.35s var(--ease);
}
.job-row:hover .job-main h3 {
  color: var(--brand-deep);
  transform: translateX(3px);
}
.job-main p { font-size: 12.5px; line-height: 1.8; color: var(--muted); max-width: 640px; }
.job-row > i { display: inline-flex; width: 16px; height: 16px; color: var(--faint); transition: transform 0.4s var(--ease), color 0.3s; }
.job-row > i svg { width: 100%; height: 100%; }
.job-row:hover > i { transform: translateX(5px); color: var(--brand); }

.job-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 22px; }
.job-tags span {
  font-size: 10px;
  color: var(--text);
  border: 1px solid var(--line);
  background: #fff;
  padding: 4px 11px;
}
.job-facts { display: grid; }
.job-facts > div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 0;
  border-bottom: 1px solid var(--line-2);
}
.job-facts > div:last-child { border-bottom: 0; }
.job-facts dt { font-size: 11px; color: var(--faint); }
.job-facts dd { font-size: 11.5px; color: var(--text); }

/* ==========================================================================
   Contact
   ========================================================================== */
.contact-grid { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: clamp(26px, 4vw, 48px); align-items: start; }
.office-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.office-card { background: #fff; border: 1px solid var(--line); padding: 28px 26px 24px; }
.office-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line-2);
  margin-bottom: 16px;
}
.office-head h3 { font-family: var(--font-serif); font-weight: 400; font-size: 23px; color: var(--ink); margin-bottom: 4px; }
.office-head p { font-size: 8.5px; letter-spacing: 0.14em; color: var(--faint); }
.office-mark { display: inline-flex; width: 24px; height: 24px; color: var(--brand); flex: none; }
.office-mark svg { width: 100%; height: 100%; }
.office-info { display: grid; gap: 11px; }
.office-info > div { display: grid; grid-template-columns: 44px minmax(0, 1fr); gap: 8px; align-items: start; }
.office-info dt { font-size: 10px; color: var(--faint); padding-top: 2px; }
.office-info dd {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  font-size: 12.5px;
  line-height: 1.85;
  color: var(--text);
}
.office-info dd a:hover { color: var(--brand-deep); }
.copy-btn { width: 16px; height: 16px; display: inline-flex; flex: none; margin-top: 3px; color: var(--faint); transition: color 0.3s; }
.copy-btn svg { width: 100%; height: 100%; }
.copy-btn:hover { color: var(--brand); }
.office-note { margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--line-2); font-size: 10.5px; color: var(--faint); line-height: 1.8; }

.contact-aside { display: grid; gap: 16px; }
.qr-card { background: #fff; border: 1px solid var(--line); padding: 22px; text-align: center; }
.qr-card img { width: 158px; height: 158px; margin: 0 auto 14px; object-fit: contain; }
.qr-card p { font-size: 12.5px; line-height: 1.7; color: var(--ink); }
.qr-card span { font-size: 10px; color: var(--faint); }

.contact-quick { background: var(--brand-tint); border: 1px solid var(--line); padding: 22px; }
.contact-quick .aside-kicker { color: var(--brand-deep); margin-bottom: 10px; }
.contact-quick a {
  display: block;
  padding: 10px 0;
  border-bottom: 1px solid rgba(33, 121, 192, 0.14);
  font-family: var(--font-serif);
  font-size: 15px;
  color: var(--ink);
  word-break: break-all;
}
.contact-quick a:last-child { border-bottom: 0; }
.contact-quick a:hover { color: var(--brand-deep); }
.contact-quick small { display: block; font-family: var(--font-sans); font-size: 9px; letter-spacing: 0.08em; color: var(--faint); margin-bottom: 2px; }

.instrument-link {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 4px;
  border: 1px solid var(--line);
  background: #fff;
  padding: 18px 22px;
  transition: border-color 0.3s;
}
.instrument-link:hover { border-color: var(--brand-soft); }
.instrument-link small { font-size: 12px; letter-spacing: 0.06em; color: var(--brand); }
.instrument-link span { font-size: 11px; color: var(--muted); word-break: break-all; line-height: 1.6; padding-right: 18px; }
.instrument-link svg { position: absolute; right: 18px; top: 50%; transform: translateY(-50%); width: 14px; height: 14px; color: var(--brand); }

.contact-form-wrap {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(34px, 5vw, 76px);
  align-items: start;
}
.contact-form-intro .display { margin-bottom: 20px; }
.contact-form-intro > p { font-size: 13.5px; line-height: 1.95; color: var(--muted); max-width: 350px; }
.contact-form-note { margin-top: 32px; padding-top: 22px; border-top: 1px solid var(--line); display: grid; gap: 12px; }
.contact-form-note p { font-size: 11.5px; color: var(--muted); line-height: 1.8; }
.contact-form-note b { display: block; font-weight: 400; font-size: 9.5px; letter-spacing: 0.1em; color: var(--brand); margin-bottom: 2px; }
.contact-form-note a { color: var(--ink); }
.contact-form-note a:hover { color: var(--brand-deep); }

.contact-form { background: #fff; border: 1px solid var(--line); padding: clamp(22px, 3vw, 36px); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: block; margin-bottom: 18px; }
.field > span { display: block; font-size: 10.5px; letter-spacing: 0.06em; color: var(--muted); margin-bottom: 7px; }
.field > span i { font-style: normal; color: var(--brand); }
.field input, .field select, .field textarea {
  width: 100%;
  border: 1px solid #d6e2f0;
  background: #fbfdff;
  padding: 11px 13px;
  font-size: 13px;
  line-height: 1.6;
  border-radius: 0;
  transition: border-color 0.3s, box-shadow 0.3s, background 0.3s;
  -webkit-appearance: none;
  appearance: none;
}
.field select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236f7784' stroke-width='1.6'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 34px;
}
.field textarea { resize: vertical; min-height: 116px; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--brand);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(33, 121, 192, 0.1);
}
.field input::placeholder, .field textarea::placeholder { color: #9db0c8; }
.field.is-invalid input, .field.is-invalid select, .field.is-invalid textarea { border-color: #c2453a; background: #fdf5f4; }

.form-foot { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-top: 4px; }
.form-foot p { font-size: 10px; line-height: 1.8; color: var(--faint); max-width: 330px; }
.form-foot p a { color: var(--brand-deep); }
.form-status { font-size: 12px; color: var(--brand-deep); margin-top: 12px; min-height: 20px; }

.visit-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(32px, 5vw, 76px);
  align-items: start;
}
.visit-body > p { font-size: 13.5px; line-height: 1.95; color: var(--muted); margin-bottom: 28px; max-width: 520px; }
.visit-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; border-top: 1px solid var(--line); padding-top: 22px; }
.visit-cols h3 { font-family: var(--font-serif); font-weight: 400; font-size: 17px; color: var(--ink); margin-bottom: 8px; }
.visit-cols p { font-size: 12px; line-height: 1.9; color: var(--muted); margin-bottom: 8px; }
.visit-cols a { font-size: 11px; color: var(--brand-deep); }

/* ==========================================================================
   Sitemap
   ========================================================================== */
.sitemap-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px 46px; align-items: start; }
.sitemap-col { border-top: 1px solid var(--line); padding-top: 20px; }
.sitemap-col h2 { font-family: var(--font-serif); font-weight: 400; font-size: 20px; color: var(--ink); margin-bottom: 12px; }
.sitemap-col a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 7px 0;
  border-bottom: 1px solid var(--line-2);
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--text);
  transition: color 0.25s, padding 0.3s var(--ease);
}
.sitemap-col a span { display: inline-flex; width: 12px; height: 12px; flex: none; opacity: 0; color: var(--brand); transition: opacity 0.25s; }
.sitemap-col a svg { width: 100%; height: 100%; }
.sitemap-col a:hover { color: var(--brand-deep); padding-left: 4px; }
.sitemap-col a:hover span { opacity: 1; }

/* ==========================================================================
   Footer — 深色
   ========================================================================== */
.site-footer {
  background: var(--footer-bg);
  border-top: 0;
  color: var(--footer-text);
  padding: 62px 0 0;
  margin-top: 0;
}
.footer-top {
  display: grid;
  grid-template-columns: 290px minmax(0, 1fr);
  gap: clamp(34px, 5vw, 80px);
  padding-bottom: 46px;
}
.footer-slogan {
  font-family: var(--font-serif);
  font-size: 19px;
  line-height: 1.85;
  letter-spacing: 0.03em;
  color: rgba(255, 255, 255, 0.92);
  margin: 24px 0 20px;
}
.footer-contact { display: grid; gap: 6px; }
.footer-contact a { font-size: 12px; color: var(--footer-text); transition: color 0.3s; }
.footer-contact a:first-child { font-family: var(--font-serif); font-size: 17px; color: #fff; }
.footer-contact a:hover { color: #fff; }

.footer-cols { display: grid; grid-template-columns: repeat(3, 1fr) 1.3fr; gap: 26px; }
.footer-cols h4 {
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: rgba(255, 255, 255, 0.95);
  margin-bottom: 16px;
}
.footer-cols h4::after {
  content: "";
  display: block;
  width: 25%;
  height: 3px;
  margin-top: 10px;
  background: var(--brand);
  border-radius: 999px;
}
.footer-cols > div > a {
  display: block;
  font-size: 12px;
  line-height: 1.6;
  color: var(--footer-text);
  padding: 4px 0;
  transition: color 0.3s;
}
.footer-cols > div > a:hover { color: #fff; }
.footer-more {
  display: inline-flex !important;
  align-items: center;
  gap: 6px;
  margin-top: 10px;
  color: rgba(255, 255, 255, 0.9) !important;
  font-size: 10.5px !important;
}
.footer-more svg { width: 12px; height: 12px; }

.footer-offices p { font-size: 10.5px; line-height: 1.85; color: var(--footer-text); margin-bottom: 10px; }
.footer-offices p b {
  display: block;
  font-weight: 400;
  font-size: 9px;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 2px;
}
.footer-qr { display: flex; align-items: center; gap: 12px; margin-top: 14px; }
.footer-qr img {
  width: 76px;
  height: 76px;
  object-fit: contain;
  background: #fff;
  padding: 4px;
  border: 1px solid var(--footer-line);
}
.footer-qr span { font-size: 10px; line-height: 1.8; color: rgba(255, 255, 255, 0.45); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-top: 18px;
  padding-bottom: 22px;
  border-top: 1px solid var(--footer-line);
  font-size: 10px;
  color: rgba(255, 255, 255, 0.42);
}
.footer-legal { display: flex; flex-wrap: wrap; gap: 18px; }
.footer-legal a { color: rgba(255, 255, 255, 0.6); transition: color 0.3s; }
.footer-legal a:hover { color: #fff; }

/* ==========================================================================
   Mobile call bar
   ========================================================================== */
.mobile-callbar {
  display: none;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 90;
  grid-template-columns: 1fr 1fr;
  background: #fff;
  padding-bottom: env(safe-area-inset-bottom, 0);
}
.mobile-callbar-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 54px;
  padding: 10px 12px;
  color: #fff;
  background: var(--brand);
  transition: background 0.3s;
}
.mobile-callbar-btn:last-child {
  background: var(--brand-deep);
  border-left: 1px solid rgba(255, 255, 255, 0.18);
}
.mobile-callbar-btn:hover { background: #1a6aad; }
.mobile-callbar-btn:last-child:hover { background: #0e2458; }
.mobile-callbar-btn i {
  display: inline-flex;
  width: 16px;
  height: 16px;
  flex: none;
}
.mobile-callbar-btn i svg { width: 100%; height: 100%; }
.mobile-callbar-btn span {
  display: grid;
  gap: 2px;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.2;
}
.mobile-callbar-btn small {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.08em;
  opacity: 0.82;
}

/* ==========================================================================
   Floating / toast
   ========================================================================== */
.to-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 80;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  background: #fff;
  color: var(--ink);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity 0.35s, transform 0.35s, background 0.3s, color 0.3s, visibility 0.35s;
}
.to-top svg { width: 17px; height: 17px; transform: rotate(-90deg); }
.to-top.is-visible { opacity: 1; visibility: visible; transform: none; }
.to-top:hover { background: var(--brand); color: #fff; border-color: var(--brand); }

.toast {
  position: fixed;
  left: 50%;
  bottom: 32px;
  z-index: 300;
  transform: translate(-50%, 16px);
  background: var(--ink);
  color: #fff;
  padding: 11px 22px;
  font-size: 12.5px;
  letter-spacing: 0.02em;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s, transform 0.35s, visibility 0.35s;
  max-width: calc(100vw - 40px);
  text-align: center;
}
.toast.is-visible { opacity: 1; visibility: visible; transform: translate(-50%, 0); }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1180px) {
  .hero-facts { gap: 24px; }
  .footer-cols { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .footer-offices { grid-column: 1 / -1; }
}

@media (max-width: 1100px) {
  .hero-slide { grid-template-columns: 1fr; gap: 24px; align-items: start; min-height: 0; padding-right: var(--bleed); }
  .hero-visual { max-width: 400px; justify-self: center; }
}

@media (max-width: 1024px) {
  .hero-copy { max-width: 640px; }

  .section-head { grid-template-columns: 1fr; gap: 20px; }
  .section-head-aside { justify-self: start; max-width: 560px; }
  .page-head-grid { grid-template-columns: 1fr; gap: 22px; }
  .page-head-aside { justify-self: start; max-width: 560px; }

  .about-split, .timeline-layout, .news-preview, .contact-form-wrap, .visit-grid { grid-template-columns: 1fr; gap: 30px; }
  .about-stack .display {
    max-width: none;
    font-size: clamp(24px, 5.6vw, 32px);
    white-space: normal;
  }
  .about-split-home { grid-template-columns: 1fr; gap: 28px; }
  .about-series { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cta-inner { grid-template-columns: 1fr; gap: 24px; }
  .cta-band {
    background: #2179c0 !important;
    background-image: none !important;
  }
  .cta-inner .eyebrow,
  .cta-inner .display { color: #fff; }
  .cta-side > p,
  .cta-mail { color: rgba(255, 255, 255, 0.88); }
  .cta-mail { border-bottom-color: rgba(255, 255, 255, 0.35); }
  .cta-band .btn--solid {
    background: #fff;
    color: var(--brand-deep);
  }
  .cta-band .btn--solid:hover { background: #f2f8fd; }
  .timeline-intro { position: static; }
  .timeline-intro > p { max-width: none; }

  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .app-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .mission-grid { grid-template-columns: repeat(2, 1fr); }
  .quality-grid, .quote-grid { grid-template-columns: repeat(2, 1fr); }
  .cap-grid, .cap-grid--four { grid-template-columns: repeat(2, 1fr); }
  .cap-item { border-right: 0; border-bottom: 1px solid var(--line); padding: 24px; }
  .cap-grid--four .cap-item { padding: 24px; }
  .culture-grid { grid-template-columns: repeat(2, 1fr); }
  .culture-card { border-right: 0; border-bottom: 1px solid var(--line); padding: 22px 0; }
  .culture-card:not(:first-child) { padding-left: 0; }
  .culture-card p { max-width: none; }

  /* products */
  .catalog-layout { grid-template-columns: 1fr; gap: 30px; }
  .catalog-side {
    position: static;
    max-height: none;
    overflow: visible;
    padding-right: 0;
  }
  .side-nav { display: flex; flex-wrap: wrap; flex-direction: row; gap: 6px; }
  .side-nav a {
    border: 1px solid var(--line);
    background: #fff;
    padding: 8px 12px;
    gap: 8px;
    font-size: 13px;
    border-left: 1px solid var(--line);
  }
  .side-nav a:hover { padding-left: 12px; }
  .side-nav a.is-active {
    padding-left: 12px;
    border-color: var(--brand-soft);
  }
  .side-help { display: none; }

  .product-head-grid { grid-template-columns: 1fr; gap: 26px; }
  .product-head-media { max-width: 560px; }
  .model-body { grid-template-columns: 240px minmax(0, 1fr); }

  .contact-grid { grid-template-columns: 1fr; }
  .contact-aside { grid-template-columns: repeat(2, 1fr); }
  .contact-quick { grid-column: 1 / -1; }
  .footer-top { grid-template-columns: 1fr; gap: 34px; }
  .sitemap-grid { grid-template-columns: repeat(2, 1fr); }
  .article-layout { grid-template-columns: 1fr; gap: 30px; }
  .article-layout > .article-aside {
    grid-column: 1;
    grid-row: 1;
  }
  .article-layout > :not(.article-aside) {
    grid-column: 1;
    grid-row: 2;
  }
  .news-list-row { grid-template-columns: 1fr 16px; gap: 10px;}
  .news-list-copy { grid-column: 1; }
  .news-list-date { grid-column: 1; text-align: left; }
  .news-list-row > i { grid-column: 2; grid-row: 1 / 3; align-self: center; }
  .article-aside { position: static; grid-template-columns: 1fr 1fr; }
  .aside-back { grid-column: 1 / -1; }
  .job-row { grid-template-columns: 32px minmax(0, 1fr) 18px; gap: 14px; }
  .app-row { grid-template-columns: 110px minmax(0, 1fr) 16px; gap: 14px; }
  .job-meta { grid-column: 2 / 3; margin-top: 2px; }
  .job-row > i { grid-column: 3; grid-row: 1; }
}

@media (max-width: 760px) {
  :root { --header-h: 62px; }
  body { padding-bottom: calc(54px + env(safe-area-inset-bottom, 0px)); }
  .mobile-menu,
  .menu-backdrop,
  .site-header.is-scrolled,
  .to-top,
  .products-card,
  .cat-card,
  .app-card,
  .news-card,
  .mission-card,
  .related-card { box-shadow: none !important; }
  .mobile-callbar { display: grid; }
  .topbar { display: none; }
  .brand-logo { height: 38px; }

  .hero-slide { padding-top: 30px; padding-bottom: 22px; gap: 22px; }
  .hero-title { font-size: clamp(29px, 8.4vw, 40px); }
  .hero-lead { font-size: 13.5px; margin-bottom: 24px; }
  .hero-actions .btn { padding: 0 20px; min-height: 44px; font-size: 12px; }
  .hero-foot { flex-direction: column; align-items: stretch; gap: 20px; }
  .hero-facts { grid-template-columns: repeat(4, 1fr); gap: 14px; }
  .hero-facts li strong { font-size: 22px; }
  .hero-facts li span { font-size: 9.5px; letter-spacing: 0.04em; }
  .hero-nav { justify-content: space-between; }
  .hero-dots { gap: 8px; }
  .hero-dot { width: 42px; height: 2px; }
  .hero-badges { gap: 6px; }
  .hero-badge { padding: 8px 10px; }
  .hero-badge b { font-size: 12.5px; }
  .hero-badge span { font-size: 8.5px; }

  .page-head { padding-top: 22px; }
  .page-title { font-size: clamp(20px, 7.6vw, 28px); }
  .crumbs { margin-bottom: 24px; font-size: 9.5px; gap: 7px; }
  .page-lead { font-size: 13px; }
  .subnav { gap: 26px; height: 52px; overflow-x: auto; }
  .subnav a { font-size: 12px; white-space: nowrap; }

  .section { padding: 54px 0; }
  .display { font-size: clamp(23px, 6.6vw, 30px); }
  .eyebrow { font-size: 9.5px; letter-spacing: 0.14em; margin-bottom: 16px; }
  .eyebrow > span { width: 18px; }
  .section-head { margin-bottom: 30px; }
  .section-head-aside p { font-size: 12.5px; }
  .about-body > p:first-child { font-size: 14px; }
  .products-grid { grid-template-columns: 1fr; }
  .products-card-media { padding: 14px 16px; }
  .about-stats, .customer-stats { grid-template-columns: repeat(2, 1fr); }
  .about-stats > div, .customer-stats > div { padding: 22px 16px; }
  .about-stats > div:nth-child(2n), .customer-stats > div:nth-child(2n) { border-right: 0; }
  .about-stats > div:nth-child(-n+2), .customer-stats > div:nth-child(-n+2) { border-bottom: 1px solid var(--line); }

  .cat-grid, .cat-grid--wide, .app-grid, .app-grid--wide, .news-grid,
  .mission-grid, .quality-grid, .quote-grid,
  .segment-grid, .related-grid, .office-grid, .contact-aside,
  .cap-grid, .cap-grid--four, .culture-grid { grid-template-columns: 1fr; }

  .cat-media { padding: 14px 16px; }
  .app-row { grid-template-columns: 1fr 16px; }
  .app-row-media { grid-column: 1 / -1; max-width: 220px; }
  .app-media, .app-grid--wide .app-media { height: 168px; }
  .news-media { height: 158px; }
  .cat-body, .app-body, .news-body { padding: 18px; }
  .group-strip { grid-template-columns: repeat(2, 1fr); }
  .group-strip a:nth-child(2n) { border-right: 0; }
  .group-strip a:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .cap-item, .cap-item:not(:first-child), .cap-grid--four .cap-item { padding: 20px 0; border: 0; border-bottom: 1px solid var(--line); }
  .cap-item p { max-width: none; }

  .cta-inner { grid-template-columns: 1fr; gap: 22px; }
  .cta-actions { align-items: flex-start; }

  .news-row { grid-template-columns: 1fr 16px; gap: 3px 10px; padding: 16px 0; }
  .news-row-date { grid-column: 1; }
  .news-row h3 { grid-column: 1; font-size: 15.5px; }
  .news-row i { grid-column: 2; grid-row: 1 / 3; align-self: center; }

  .filter-bar { gap: 6px; }
  .filter-btn { padding: 7px 12px; font-size: 11.5px; }
  .catalog-toolbar { gap: 14px; margin-bottom: 26px; padding-bottom: 18px; }
  .catalog-group-head { grid-template-columns: 1fr; gap: 6px; }
  .catalog-foot { padding: 20px; }

  .product-title { font-size: clamp(26px, 8vw, 34px); }
  .product-tagline { font-size: 15.5px; }
  .product-summary { font-size: 13px; }
  .product-head-media { padding: 14px; }
  .product-detail-section { padding-top: 34px; }
  .highlight-grid { grid-template-columns: 1fr; }
  .model-head { padding: 14px 16px; flex-wrap: wrap; }
  .model-head h3 { font-size: 20px; }
  .model-body { grid-template-columns: 1fr; }
  .model-figure { border-right: 0; border-bottom: 1px solid var(--line-2); min-height: 190px; padding: 14px; }
  .model-figure img { max-height: 190px; }
  .model-info { padding: 14px 16px 18px; }
  .spec-table th, .spec-table td { padding: 8px 10px; font-size: 11.5px; }
  .spec-table th { width: 38%; white-space: normal; }
  .spec-table { min-width: 100%; }
  .detail-pager { gap: 12px; }
  .detail-pager span { font-size: 14.5px; }

  .article { font-size: 14.5px; }
  .article > p:first-of-type { font-size: 14px; }
  .article h2 { margin-top: 34px; font-size: 21px; }
  .article-title { font-size: clamp(23px, 6.8vw, 30px); }
  .article-aside { grid-template-columns: 1fr; }
  .aside-back { grid-column: auto; }
  .article-nav { grid-template-columns: 1fr; gap: 10px; margin-top: 38px; }

  .job-row { padding: 20px 0; }
  .job-main h3 { font-size: 19px; }
  .office-card { padding: 22px 18px; }
  .office-info > div { grid-template-columns: 40px minmax(0, 1fr); }
  .qr-card, .contact-quick, .instrument-link { padding: 18px; }
  .contact-form { padding: 20px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .form-foot { flex-direction: column; align-items: stretch; gap: 14px; }
  .form-foot .btn { width: 100%; }
  .visit-cols { grid-template-columns: 1fr; gap: 18px; }
  .sitemap-grid { grid-template-columns: 1fr; gap: 22px; }

  .site-footer { padding-top: 46px; }
  .footer-cols { grid-template-columns: 1fr; gap: 22px; }
  .footer-cols > div:not(.footer-offices) {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 6px 14px;
  }
  .footer-cols > div:not(.footer-offices) > h4 {
    flex: 1 0 100%;
    margin-bottom: 2px;
  }
  .footer-cols > div:not(.footer-offices) > a {
    display: inline-block;
    padding: 0;
    white-space: nowrap;
  }
  .footer-cols > div:not(.footer-offices) > .footer-more {
    flex: 1 0 100%;
    margin-top: 4px;
  }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: 10px; }
  .footer-legal { gap: 12px; }
  .to-top { right: 14px; bottom: calc(68px + env(safe-area-inset-bottom, 0px)); width: 38px; height: 38px; }
  .toast { bottom: calc(72px + env(safe-area-inset-bottom, 0px)); font-size: 11.5px; padding: 10px 16px; }
}

@media (max-width: 420px) {
  .hero-title { font-size: 29px; }
  .btn { width: 100%; }
  .hero-actions,
  .product-actions {
    display: flex;
    flex-wrap: nowrap;
    gap: 8px;
  }
  .hero-actions .btn,
  .product-actions .btn {
    width: auto;
    flex: 1 1 0;
    min-width: 0;
    padding: 0 12px;
    font-size: 11px;
    gap: 6px;
  }
  .hero-actions .btn svg,
  .product-actions .btn svg { width: 14px; height: 14px; }
  .cta-actions { flex-direction: column; align-items: flex-start; }
  .model-pills a { padding: 5px 11px; font-size: 11px; }
  .footer-cols { grid-template-columns: 1fr; }
}

/* 站点保留完整动效，不跟随系统 prefers-reduced-motion 关闭动画 */