:root {
  --ink: #1b1d22;
  --ink-soft: #646b76;
  --paper: #f9f8f6;
  --paper-2: #eeece8;
  --line: #d8d5cf;
  --accent: #1e5a6e;
  --accent-deep: #154554;
  --warm: #c4a882;
  --danger: #8b3a3a;
  --header-h: 4.25rem;
  --font-display: "Cormorant Garamond", "Noto Serif SC", serif;
  --font-body: "Noto Sans SC", "Segoe UI", sans-serif;
  --max: 74rem;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.wrap {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
}

.utility {
  background: var(--ink);
  color: rgba(244, 247, 245, 0.78);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  display: block;
}

.utility-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 2rem;
  gap: 1rem;
}

.utility-links {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0;
}

.utility-links a {
  color: inherit;
  text-decoration: none;
  opacity: 0.85;
}

.utility-links a:hover {
  opacity: 1;
  text-decoration: underline;
}

.utility-links .is-active {
  opacity: 1;
  font-weight: 600;
}

.utility-links .sep {
  margin: 0 0.45rem;
  opacity: 0.4;
}

.header-lang {
  margin-left: auto;
  margin-right: 0.75rem;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--muted, #667);
  white-space: nowrap;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(249, 248, 246, 0.94);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-h);
  gap: 1.5rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* ï¿?Logo 鏃跺垹闄?.brand-logo 鍗冲ï¿?*/
.brand-logo {
  width: 2.5rem;
  height: 2.5rem;
  flex-shrink: 0;
}

.brand-text strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  line-height: 1.1;
}

.brand-text small {
  display: block;
  margin-top: 0.15rem;
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  color: var(--ink-soft);
}\n
.brand-cert-badge {
  flex-shrink: 0;
  align-self: center;
  margin-left: 0.1rem;
  padding: 0.18rem 0.45rem;
  border: 1px solid #f05555;
  border-radius: 3px;
  background: #ffe8e8;
  color: #c62828;
  font-family: var(--font-sans, inherit);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  line-height: 1.2;
  white-space: nowrap;
}

.cert-status-strip {
  border-top: 1px solid rgba(240, 85, 85, 0.28);
  background: #fff5f5;
  color: #c62828;
  text-align: center;
  padding: 0.38rem 1rem;
  font-family: var(--font-sans, inherit);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  line-height: 1.4;
}

.cert-status-strip__text {
  display: inline-block;
}

.cert-toast {
  position: fixed;
  left: 50%;
  top: max(5.25rem, calc(env(safe-area-inset-top, 0px) + 4.25rem));
  z-index: 80;
  box-sizing: border-box;
  width: min(92vw, 26rem);
  margin: 0;
  padding: 0.72rem 1.05rem;
  border: 1px solid #f05555;
  border-radius: 6px;
  background: rgba(255, 248, 248, 0.98);
  color: #c62828;
  font-family: var(--font-sans, inherit);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  line-height: 1.45;
  text-align: center;
  opacity: 0;
  transform: translateX(-50%) translateY(-0.4rem);
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.cert-toast.is-visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}


.nav {
  display: flex;
  align-items: center;
  gap: 0.15rem 1.35rem;
  font-size: 0.92rem;
  font-weight: 500;
}

.nav > a,
.nav-item > a {
  padding: 0.35rem 0;
  border-bottom: 2px solid transparent;
}

.nav > a:hover,
.nav-item > a:hover,
.nav > a.is-active,
.nav-item > a.is-active {
  border-bottom-color: var(--accent);
  color: var(--accent-deep);
}

.nav-fly a.is-active {
  color: var(--accent);
  background: var(--paper-2);
}

.nav-item {
  position: relative;
}

.nav-fly {
  display: none;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  min-width: 9rem;
  padding: 0;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: 0 12px 28px rgba(20, 32, 28, 0.08);
  z-index: 30;
}

.nav-item:hover .nav-fly { display: block; }

.nav-fly a {
  display: block;
  padding: 0.55rem 1rem;
  white-space: nowrap;
  font-size: 0.88rem;
  color: var(--ink-soft);
  border-bottom: 1px solid var(--line);
  background: #fff;
}

.nav-fly a:nth-child(even) {
  background: var(--paper-2);
}

.nav-fly a:last-child {
  border-bottom: 0;
}

.nav-fly a:hover {
  color: var(--accent);
  background: var(--paper-2);
}

.nav > a.nav-claim {
  padding: 0.35rem 0.9rem;
  margin-left: 0.15rem;
  border-bottom: none;
  background: #e8873a;
  color: #fff;
}

.nav > a.nav-claim:hover,
.nav > a.nav-claim.is-active {
  border-bottom-color: transparent;
  background: #d47428;
  color: #fff;
}

/* 鈥斺ï¿?Hero 鈥斺ï¿?*/
.hero {
  position: relative;
  min-height: clamp(34rem, 90vh, 56rem);
  min-height: clamp(34rem, 90dvh, 56rem);
  display: grid;
  align-items: end;
  padding: 0 0 5.5rem;
  color: #f4f7f5;
  overflow: hidden;
}

.hero-slides,
.hero-slide {
  position: absolute;
  inset: 0;
}

.hero-slide {
  display: grid;
  align-items: end;
  padding: 0 0 5.5rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.85s ease, visibility 0.85s ease;
  background:
    linear-gradient(105deg, rgba(16, 28, 34, 0.82) 0%, rgba(16, 28, 34, 0.38) 50%, rgba(16, 28, 34, 0.64) 100%),
    var(--slide) center / cover no-repeat;
  z-index: 0;
  pointer-events: none;
}

.hero-slide.is-active {
  opacity: 1;
  visibility: visible;
  z-index: 1;
  pointer-events: auto;
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 52rem;
  margin-left: max(1.25rem, calc((100% - var(--max)) / 2));
  margin-right: auto;
  animation: rise 0.9s ease both;
}

.hero-kicker {
  margin: 0 0 0.85rem;
  font-size: 0.75rem;
  letter-spacing: 0.28em;
  opacity: 0.85;
}

.hero h1 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(2.15rem, 5.2vw, 3.55rem);
  font-weight: 500;
  line-height: 1.12;
  letter-spacing: 0.04em;
}

.hero-lead {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.8;
  opacity: 0.9;
  max-width: 30em;
}

.hero-controls {
  position: absolute;
  left: 50%;
  bottom: 1.5rem;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  z-index: 3;
}

.hero-nav {
  position: static;
  flex: 0 0 auto;
  width: 2.35rem;
  height: 2.35rem;
  border: 1px solid rgba(244, 247, 245, 0.35);
  background: rgba(10, 24, 20, 0.35);
  color: #f4f7f5;
  font-size: 1.45rem;
  line-height: 1;
  cursor: pointer;
  backdrop-filter: blur(4px);
}

.hero-nav:hover {
  background: rgba(10, 24, 20, 0.55);
  border-color: rgba(244, 247, 245, 0.7);
}

.hero-dots {
  position: static;
  display: flex;
  gap: 0.45rem;
}

.hero-dots button {
  position: relative;
  flex: 0 0 auto;
  width: 2.75rem;
  height: 3px;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
}
.hero-dots button.on { width: 2.75rem; }
.hero-dot-track {
  display: block;
  width: 100%;
  height: 3px;
  overflow: hidden;
  background: rgba(244, 247, 245, 0.35);
}
.hero-dot-fill {
  display: block;
  width: 100%;
  height: 100%;
  background: #f4f7f5;
  transform: scaleX(0);
  transform-origin: left center;
  will-change: transform;
}
.is-paused .hero-dot-fill { transition: none !important; }

@keyframes rise {
  from { opacity: 0; transform: translateY(1.1rem); }
  to { opacity: 1; transform: none; }
}

/* 鈥斺ï¿?Inner page chrome 鈥斺ï¿?*/
.page-banner {
  position: relative;
  display: grid;
  align-items: end;
  min-height: clamp(18rem, 48vh, 30rem);
  padding: 3.15rem 0 2.5rem;
  color: #f9f8f6;
  overflow: hidden;
  background: var(--accent-deep);
}

.page-banner-media {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-color: var(--accent-deep);
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}

.page-banner-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    rgba(16, 28, 34, 0.55) 0%,
    rgba(16, 28, 34, 0.28) 52%,
    rgba(16, 28, 34, 0.45) 100%
  );
}

.page-banner .wrap {
  position: relative;
  z-index: 1;
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
  justify-self: center;
  box-sizing: border-box;
  animation: rise 0.7s ease both;
}

.page-banner .eyebrow {
  color: rgba(249, 248, 246, 0.72);
}

.page-banner h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 500;
  letter-spacing: 0.06em;
  color: #f9f8f6;
}

.page-banner p:not(.eyebrow) {
  margin: 0.65rem 0 0;
  color: rgba(249, 248, 246, 0.82);
  max-width: 36rem;
}

.subnav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.25rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.92rem;
  font-weight: 500;
}

.subnav-sticky {
  position: sticky;
  top: var(--header-h);
  z-index: 25;
  background: rgba(246, 248, 247, 0.96);
  backdrop-filter: blur(8px);
}

.subnav a {
  color: var(--ink-soft);
  padding-bottom: 0.2rem;
  border-bottom: 2px solid transparent;
}

.subnav a:hover,
.subnav a.is-active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

#about-intro,
#about-message,
#about-history,
#about-certs {
  scroll-margin-top: calc(var(--header-h) + 3.25rem);
}

.prose-lead {
  max-width: 44rem;
}

.prose-lead h2 {
  margin: 0 0 0.85rem;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 2.5vw, 2.1rem);
  font-weight: 500;
}

.prose-lead p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 1.05rem;
  line-height: 1.85;
}

.culture-trio {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.culture-trio article {
  padding: 1.75rem 1.5rem;
  background: var(--paper-2);
  border-top: 3px solid var(--warm);
}

.culture-trio h3 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 500;
}

.culture-trio p {
  margin: 0;
  color: var(--ink-soft);
  line-height: 1.75;
}

.focus-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.focus-list article {
  padding: 1.5rem 1.35rem;
  border: 1px solid var(--line);
  background: var(--paper);
}

.focus-list h3 {
  margin: 0 0 0.55rem;
  font-size: 1.1rem;
}

.focus-list p {
  margin: 0;
  color: var(--ink-soft);
}

.teaser-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.teaser {
  display: block;
  padding: 1.75rem 1.5rem;
  background: var(--paper-2);
  border-top: 3px solid var(--accent);
  transition: background 0.2s ease;
}

.teaser:hover { background: #e7ece9; }

.teaser h2 {
  margin: 0 0 0.55rem;
  font-family: var(--font-display);
  font-size: 1.65rem;
  font-weight: 500;
}

.teaser p {
  margin: 0 0 1rem;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.culture-grid-media article,
.rd-grid-media article {
  overflow: hidden;
  padding: 0;
}

.culture-img,
.rd-img {
  height: 10rem;
  background: var(--img) center / cover no-repeat;
}

.culture-grid-media h3,
.rd-grid-media h3,
.culture-grid-media .tag,
.rd-grid-media .tag,
.culture-grid-media .idx,
.rd-grid-media .idx,
.culture-grid-media p:last-child,
.rd-grid-media p:last-child {
  margin-left: 1.15rem;
  margin-right: 1.15rem;
}

.culture-grid-media h3 { margin-top: 1rem; }
.rd-grid-media .idx { margin-top: 1rem; display: block; }
.culture-grid-media p:last-child,
.rd-grid-media p:last-child { margin-bottom: 1.15rem; }

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

.rd-grid-media article:nth-child(4),
.rd-grid-media article:nth-child(5) {
  grid-column: auto;
}

/* 鈥斺ï¿?Sections 鈥斺ï¿?*/
.section {
  padding: 5rem 0;
}

.home-teasers.section {
  padding: 2.5rem 0 3rem;
}


/* ×ÓÒ³µ¼ÓËõСÓëÏ·½ÄÚÈÝÇøµÄ¿Õ°×£¨Ê×Ò³²»ÊÜÓ°Ï죩 */
.section[data-sr-page-intro] {
  padding-bottom: 1rem;
}

.section[data-sr-page-intro] + .product-cats {
  padding-top: 0.35rem;
  padding-bottom: 0.65rem;
}

.section[data-sr-page-intro] + main > .section:first-child,
.section[data-sr-page-intro] + main.section,
.section[data-sr-page-intro] + .product-cats + main > .section:first-child {
  padding-top: 1.25rem;
}

@media (max-width: 960px) {
  .section[data-sr-page-intro] {
    padding-top: 1.5rem;
    padding-bottom: 0.75rem;
  }

  .section[data-sr-page-intro] + main > .section:first-child,
  .section[data-sr-page-intro] + main.section,
  .section[data-sr-page-intro] + .product-cats + main > .section:first-child {
    padding-top: 1rem;
  }
}

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

.section-head {
  margin-bottom: 2.5rem;
}

.section-head.split {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1.5rem;
}

.eyebrow {
  margin: 0 0 0.55rem;
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  color: var(--accent);
  font-weight: 600;
}

.section-head h2 {
  margin: 0 0 0.55rem;
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 3vw, 2.6rem);
  font-weight: 500;
  letter-spacing: 0.06em;
}

.section-head p {
  margin: 0;
  color: var(--ink-soft);
  max-width: 36rem;
}

.text-link {
  color: var(--accent);
  font-weight: 500;
  white-space: nowrap;
}

.text-link:hover { text-decoration: underline; }

.tag {
  display: inline-block;
  margin: 0 0 0.45rem;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--accent);
}

/* —�?News —�?*/
.news-stack {
  display: grid;
  gap: 0;
  max-width: 48rem;
}

.news-article {
  padding: 2.25rem 0;
  border-bottom: 1px solid var(--line);
}

.news-article:first-child {
  padding-top: 0.35rem;
}

.news-article:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.news-article header time {
  display: block;
  margin: 0 0 0.55rem;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.04em;
}

.news-article h3 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.4vw, 1.85rem);
  font-weight: 600;
  line-height: 1.35;
  color: var(--ink);
}

.news-summary {
  margin: 0 0 1.05rem;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.7;
  max-width: 46rem;
}

.news-body p {
  margin: 0 0 0.95rem;
  color: var(--ink-soft);
  font-size: 0.98rem;
  line-height: 1.85;
  max-width: 46rem;
}

.news-body p:last-child {
  margin-bottom: 0;
}

/* 鈥斺ï¿?About 鈥斺ï¿?*/
.about-intro {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 3rem;
  align-items: start;
}

/* 兼容旧纵向堆叠；正式版式对齐 defaultï¿?about-intro 左图右文 */
.about-intro-stack {
  display: grid;
  gap: 1.75rem;
}

.about-intro-stack .about-photo {
  width: 100%;
  min-height: clamp(14rem, 36vw, 22rem);
}

.about-intro-copy > p,
.about-copy > p:not(.eyebrow) {
  margin: 0 0 0.9rem;
  color: var(--ink-soft);
  line-height: 1.75;
  text-indent: 2em;
}

.about-intro-copy > p:last-of-type {
  margin-bottom: 0;
}

.fact-list {
  margin: 1.5rem 0 0;
  padding-left: 1.25rem;
  color: var(--ink);
}

.about-copy .fact-list {
  margin-top: 1.25rem;
}

.fact-list li {
  margin: 0.4rem 0;
  line-height: 1.65;
}

.fact-list strong {
  font-weight: 600;
  color: var(--ink);
}

.about-block > h2 {
  margin: 0 0 1.25rem;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 2.8vw, 2.35rem);
  font-weight: 600;
}

.about-photo-carousel {
  position: relative;
  min-height: 32rem;
  align-self: start;
  /* Align photo top with .about-copy h2 (skip PROFILE eyebrow) */
  margin-top: calc(0.72rem * 1.35 + 0.55rem);
}

.about-photo-slides {
  position: relative;
  min-height: 32rem;
  height: 100%;
  overflow: hidden;
}

.about-photo {
  min-height: 32rem;
  background:
    linear-gradient(180deg, rgba(10, 24, 20, 0.05), rgba(10, 24, 20, 0.25)),
    var(--photo) center / cover no-repeat;
}

.about-photo-carousel .about-photo {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.45s ease;
  pointer-events: none;
}

.about-photo-carousel .about-photo.is-active {
  opacity: 1;
  z-index: 1;
  pointer-events: none; /* never steal clicks from prev/next controls */
}

.about-photo-controls {
  position: absolute;
  left: 50%;
  bottom: 0.85rem;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 0.55rem;
  z-index: 5;
  pointer-events: auto;
}

.about-photo-nav {
  flex: 0 0 auto;
  width: 1.85rem;
  height: 1.85rem;
  border: 1px solid rgba(244, 247, 245, 0.35);
  background: rgba(10, 24, 20, 0.35);
  color: #f4f7f5;
  font-size: 1.2rem;
  line-height: 1;
  cursor: pointer;
  backdrop-filter: blur(4px);
}

.about-photo-nav:hover {
  background: rgba(10, 24, 20, 0.55);
  border-color: rgba(244, 247, 245, 0.7);
}

.about-photo-dots {
  position: static;
  display: flex;
  gap: 0.4rem;
}

.about-photo-dots button {
  width: 0.45rem;
  height: 0.45rem;
  border: 0;
  padding: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.45);
  cursor: pointer;
}

.about-photo-dots button.on {
  width: 1.15rem;
  background: #fff;
}

.about-copy h2 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 3vw, 2.5rem);
  font-weight: 500;
}

.about-copy > p {
  margin: 0 0 0.9rem;
  color: var(--ink-soft);
}

.about-facts {
  list-style: none;
  margin: 1.75rem 0 0;
  padding: 1.25rem 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.about-facts strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 500;
  color: var(--accent);
  line-height: 1.1;
}

.about-facts span {
  font-size: 0.82rem;
  color: var(--ink-soft);
}

/* 建站站「走进」四条事实：底色小块分隔（对齐样板视觉） */
.about-facts-kv {
  border-top: 0;
  padding-top: 0.35rem;
  gap: 0.75rem;
}
.about-facts-kv li {
  margin: 0;
  padding: 0.85rem 0.9rem;
  background: var(--paper-2);
  border: 1px solid var(--line);
}
.about-facts-kv li:nth-child(even) {
  background: #fff;
}
.about-facts-kv strong {
  font-size: 1.05rem;
  font-family: inherit;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.35;
  margin-bottom: 0.25rem;
}
.about-facts-kv span {
  display: block;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
}

/* 鈥斺ï¿?Speeches 鈥斺ï¿?*/
.speech-list {
  display: grid;
  gap: 2.5rem;
}

.speech-card {
  display: grid;
  grid-template-columns: minmax(22rem, 0.42fr) 1fr;
  gap: 2.5rem;
  align-items: start;
}

.speech-photo {
  width: 100%;
  aspect-ratio: 4 / 5;
  min-height: 26rem;
  height: auto;
  background:
    linear-gradient(180deg, rgba(10, 24, 20, 0.08), rgba(10, 24, 20, 0.28)),
    var(--photo) center top / cover no-repeat;
}

.speech-headline {
  margin: 0 0 0.85rem;
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  color: var(--accent);
  font-weight: 600;
}

.speech-body blockquote {
  margin: 0;
  padding: 0;
  border: 0;
}

.speech-body blockquote p,
.speech-prose p {
  margin: 0 0 0.95rem;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.9;
  font-weight: 400;
  color: var(--ink);
  text-indent: 2em;
}

.speech-prose p:last-child {
  margin-bottom: 0;
}

.speech-sign {
  margin-top: 1rem;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

/* 鈥斺ï¿?History 鈥斺ï¿?*/
.history-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  width: 100%;
}

.history-timeline > li {
  display: grid;
  grid-template-columns: 16rem minmax(0, 1fr);
  gap: clamp(1.75rem, 3.5vw, 2.75rem);
  align-items: start;
  padding: clamp(2.25rem, 3.25vw, 3rem) 0;
  border-bottom: 1px solid var(--line);
}

.history-timeline > li:last-child {
  border-bottom: 0;
}

.history-timeline > li {
  grid-template-rows: auto auto;
  row-gap: clamp(0.75rem, 1.5vw, 1rem);
}

.history-media {
  /* children participate in the li grid so image top aligns with title */
  display: contents;
}

.history-media .history-year {
  grid-column: 1;
  grid-row: 1;
  margin: 0;
  width: 16rem;
  max-width: 16rem;
}

.history-img {
  grid-column: 1;
  grid-row: 2;
  width: 16rem;
  max-width: 16rem;
  height: 12rem;
  aspect-ratio: auto;
  min-height: 0;
  background: var(--img) center / cover no-repeat;
  background-color: var(--paper-2, #eee);
}

.history-body {
  grid-column: 2;
  grid-row: 2;
  min-width: 0;
  padding-top: 0;
  max-width: 42rem;
}

/* no image: title starts beside the year */
.history-timeline > li:not(:has(.history-img)) .history-body {
  grid-row: 1;
}

.history-year {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 3.6vw, 3rem);
  font-weight: 600;
  color: var(--ink);
  letter-spacing: 0.02em;
  margin: 0 0 0.55rem;
  line-height: 1.1;
}

.history-year--phase {
  font-family: var(--font-sans, "Noto Sans SC", sans-serif);
  font-size: clamp(1rem, 1.35vw, 1.15rem);
  font-weight: 600;
  color: var(--ink-soft);
  letter-spacing: 0.04em;
  line-height: 1.35;
}

.history-body h3 {
  margin: 0 0 0.85rem;
  font-size: clamp(1.2rem, 1.85vw, 1.45rem);
  font-weight: 700;
  line-height: 1.35;
  color: var(--ink);
}

.history-body > p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 1.1rem;
  line-height: 1.9;
}

/* 鈥斺ï¿?Certs 鈥斺ï¿?*/
.cert-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.cert-grid article {
  background: var(--paper-2);
  border: 1px solid var(--line);
  overflow: hidden;
}

.cert-img {
  height: 11rem;
  background: var(--img) center / cover no-repeat;
}

.cert-grid h3 {
  margin: 0.9rem 1rem 0.25rem;
  font-size: 1.05rem;
  font-weight: 600;
}

.cert-grid .tag,
.cert-grid p {
  margin: 0 1rem 1rem;
}

/* 鈥斺ï¿?Products catalog 鈥斺ï¿?*/
.product-cats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 0.55rem;
  padding: 1rem 0 1.25rem;
  position: sticky;
  top: var(--header-h);
  z-index: 20;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}
.product-cats a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.85rem;
  border: 1px solid var(--line);
  background: #fff;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--ink-soft);
}
.product-cats a:hover {
  border-color: var(--accent);
  color: var(--accent-deep);
}
.product-cats small {
  font-size: 0.72rem;
  color: var(--accent);
  font-weight: 600;
}
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.1rem;
}
.product-card {
  background: #fff;
  border: 1px solid var(--line);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.product-img {
  height: 9.5rem;
  background: var(--img) center / cover no-repeat;
  cursor: zoom-in;
}
.product-img:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}

/* Product image lightbox */
.sr-lightbox {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  background: rgba(12, 18, 22, 0.78);
  backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.22s ease, visibility 0.22s ease;
}
.sr-lightbox.is-open {
  opacity: 1;
  visibility: visible;
}
.sr-lightbox__panel {
  position: relative;
  max-width: min(92vw, 56rem);
  max-height: min(88vh, 40rem);
  margin: 0;
}
.sr-lightbox__img {
  display: block;
  max-width: 100%;
  max-height: min(88vh, 40rem);
  width: auto;
  height: auto;
  object-fit: contain;
  background: #111;
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.35);
}
.sr-lightbox__cap {
  margin: 0.65rem 0 0;
  color: rgba(249, 248, 246, 0.88);
  font-size: 0.92rem;
  text-align: center;
}
.sr-lightbox__close {
  position: absolute;
  top: -0.35rem;
  right: -0.35rem;
  z-index: 1;
  width: 2.25rem;
  height: 2.25rem;
  border: 0;
  border-radius: 999px;
  background: #f4f7f5;
  color: #152033;
  font-size: 1.35rem;
  line-height: 1;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
}
.sr-lightbox__close:hover {
  filter: brightness(0.96);
}
body.is-lightbox-lock {
  overflow: hidden;
}
.product-body {
  padding: 0.95rem 1rem 1.1rem;
  flex: 1;
}
.product-code {
  margin: 0 0 0.25rem;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--accent);
  font-weight: 600;
}
.product-card h3 {
  margin: 0 0 0.3rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 500;
}
.product-card .tag {
  margin-bottom: 0.4rem;
}
.product-card p:last-child {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.88rem;
}

/* 鈥斺ï¿?Culture 鈥斺ï¿?*/
.culture-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.culture-grid article {
  padding: 1.5rem 1.35rem;
  background: #fff;
  border-top: 3px solid var(--accent);
}

.culture-grid h3 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 500;
}

.culture-grid p:last-child {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

/* 鈥斺ï¿?R&D 鈥斺ï¿?*/
.rd-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.rd-grid article {
  padding: 1.5rem 1.35rem;
  border: 1px solid var(--line);
  background: var(--paper);
}

.rd-grid .idx {
  display: block;
  margin-bottom: 0.65rem;
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--warm);
  letter-spacing: 0.08em;
}

.rd-grid h3 {
  margin: 0 0 0.35rem;
  font-size: 1.1rem;
  font-weight: 600;
}

.rd-grid p:last-child {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.rd-grid article:nth-child(4),
.rd-grid article:nth-child(5) {
  grid-column: span 1;
}

/* 鈥斺ï¿?Careers 鈥斺ï¿?*/
.career-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.career-item,
.career-card {
  padding: 1.35rem 0;
  border-bottom: 1px solid var(--line);
}

.career-card h3 {
  margin: 0 0 0.25rem;
  font-size: 1.1rem;
  font-weight: 600;
}

.career-card .eyebrow {
  margin-bottom: 0.55rem;
}

.career-card > p:last-child {
  margin: 0;
  color: var(--ink-soft);
  line-height: 1.7;
  white-space: pre-line;
}

.career-item.is-expired {
  opacity: 0.72;
}

.career-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.35rem;
}

.career-item h3 {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 600;
}

.career-item .meta {
  margin: 0 0 0.55rem;
  font-size: 0.85rem;
  color: var(--ink-soft);
}

.career-item > p:last-child {
  margin: 0;
  color: var(--ink-soft);
  max-width: 48rem;
}

.badge {
  display: inline-block;
  padding: 0.15rem 0.55rem;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  font-weight: 600;
  white-space: nowrap;
}

.badge.open {
  color: var(--accent-deep);
  background: rgba(13, 92, 76, 0.12);
}

.badge.expired {
  color: var(--danger);
  background: rgba(139, 58, 58, 0.1);
}

/* 鈥斺ï¿?Contact 鈥斺ï¿?*/
.contact-grid,
.contact-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(15.5rem, 0.7fr);
  align-items: stretch;
  background: #fff;
  border: 1px solid var(--line);
  border-top: 3px solid var(--accent);
}

.contact-main {
  padding: 2.15rem 2.35rem 1.85rem;
  min-width: 0;
}

.contact-facts,
.contact-main dl {
  margin: 1.35rem 0 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.contact-fact,
.contact-main dl > div {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  min-width: 0;
  padding: 1.05rem 1.15rem 1.05rem 0;
  border-top: 1px solid var(--line);
}

.contact-fact--block,
.contact-main dl > div:nth-child(-n + 2) {
  grid-column: 1 / -1;
}

.contact-ico {
  flex: 0 0 2.15rem;
  width: 2.15rem;
  height: 2.15rem;
  display: grid;
  place-items: center;
  color: var(--accent);
  background: var(--paper);
  border: 1px solid var(--line);
}

.contact-ico svg {
  width: 1.15rem;
  height: 1.15rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.contact-main dt {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--ink-soft);
  font-weight: 500;
  margin: 0.08rem 0 0;
}

.contact-main dd {
  margin: 0.12rem 0 0;
  font-size: 1.02rem;
  font-weight: 600;
  line-height: 1.45;
  color: var(--ink);
}

.contact-fact--phone dd,
.contact-fact--phone dd a {
  font-size: 1.28rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--accent-deep);
}

.contact-main a:hover {
  color: var(--accent);
  text-decoration: underline;
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.35rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0.55rem 1.25rem;
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  border: 1px solid transparent;
  cursor: pointer;
}

.btn-solid {
  background: var(--accent);
  color: #f4f7f5;
}

.btn-solid:hover { background: var(--accent-deep); }

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

.btn-ghost-dark:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.wechat-card {
  margin: 0;
  padding: 2.25rem 1.6rem;
  text-align: center;
  background: var(--paper);
  border: none;
  border-left: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.wechat-frame {
  width: min(100%, 12.25rem);
  padding: 0.7rem;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: 0 14px 36px rgba(27, 29, 34, 0.07);
}

.wechat-qr {
  width: 11rem;
  aspect-ratio: 1;
  margin: 0;
  display: grid;
  place-items: center;
  background: var(--paper-2);
  border: 1px solid var(--line);
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.16em;
  font-size: 0.78rem;
}

.wechat-frame .wechat-qr {
  width: 100%;
  border: none;
}

.wechat-card h3 {
  margin: 1.05rem 0 0;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 500;
  letter-spacing: 0.08em;
}

.wechat-card p {
  margin: 0.35rem 0 0;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.wechat-id {
  font-size: 0.92rem !important;
  letter-spacing: 0.04em;
  font-weight: 600;
  color: var(--ink) !important;
}

/* 鈥斺ï¿?Footer 鈥斺ï¿?*/
.site-footer {
  padding: 2.5rem 0 2rem;
  background: var(--ink);
  color: rgba(244, 247, 245, 0.72);
  font-size: 0.88rem;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  margin-bottom: 1.25rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid rgba(244, 247, 245, 0.12);
}

.footer-nav a:hover { color: #fff; }

.footer-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
}

.footer-visits {
  display: flex;
  justify-content: center;
  align-items: baseline;
  gap: 0.55rem;
  width: min(100% - 2.5rem, var(--max));
  margin: 1.15rem auto 0.85rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(244, 247, 245, 0.14);
  letter-spacing: 0.04em;
  color: rgba(244, 247, 245, 0.55);
  text-align: center;
}

/* nav 页脚已有底部分割线，避免与访问量顶线叠成双线 */
.footer-nav + .footer-visits {
  border-top: none;
  padding-top: 0;
  margin-top: 0;
}

.footer-visits__label {
  font-size: 0.78rem;
  text-transform: uppercase;
}

.footer-visits__num {
  font-family: var(--font-display, "Cormorant Garamond", "Noto Serif SC", serif);
  font-size: 1.55rem;
  font-weight: 600;
  color: #f4f7f5;
  letter-spacing: 0.02em;
}

.footer-disclaimer {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  box-sizing: border-box;
  width: min(100% - 2.5rem, var(--max, 1120px));
  margin: 0.35rem auto 0.55rem;
  padding: 0;
  border: none;
  background: transparent;
  color: #dc2626;
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.5;
  text-align: center;
}

.footer-disclaimer__text {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin: 0;
  color: #dc2626;
  font-size: 0.95rem;
  font-weight: 700;
}

.footer-disclaimer__icon {
  flex-shrink: 0;
  width: 1.25rem;
  height: 1.25rem;
}

.footer-disclaimer__claim {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.4rem;
  padding: 0.45rem 1.35rem;
  border-radius: 2px;
  background: #e8873a;
  color: #fff;
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: background 0.15s ease;
}

.footer-disclaimer__claim:hover {
  background: #d47428;
  color: #fff;
}

@media (max-width: 960px) {
  .history-timeline > li {
    grid-template-columns: 1fr;
    grid-template-rows: none;
    gap: 0.85rem;
    row-gap: 0.85rem;
  }
  .history-media .history-year,
  .history-img,
  .history-body {
    grid-column: 1;
    grid-row: auto;
    width: 100%;
    min-width: 0;
    max-width: none;
  }
  .history-timeline > li:not(:has(.history-img)) .history-body {
    grid-row: auto;
  }
  .history-img {
    height: auto;
    aspect-ratio: 16 / 9;
  }
  .nav { display: none; }

  .hero {
    min-height: 72vh;
    padding-bottom: 4rem;
  }

  .hero-nav {
    width: 2.1rem;
    height: 2.1rem;
    font-size: 1.25rem;
  }

  .section { padding: 3.5rem 0; }

  .section-head.split {
    flex-direction: column;
    align-items: flex-start;
  }

  .about-intro,
  .speech-card,
  .history-media,
  .contact-grid,
  .contact-panel,
  .contact-facts,
  .contact-main dl,
  .teaser-grid {
    grid-template-columns: 1fr;
  }

  .about-photo-carousel {
    margin-top: 0;
  }

  .about-facts,
  .culture-grid,
  .cert-grid,
  .rd-grid,
  .culture-trio,
  .focus-list,
  .product-grid {
    grid-template-columns: 1fr 1fr;
  }
  .speech-photo {
    width: min(18rem, 100%);
    min-height: 0;
    aspect-ratio: 4 / 5;
  }
}

@media (max-width: 560px) {
  .about-facts,
  .culture-grid,
  .cert-grid,
  .rd-grid,
  .culture-trio,
  .focus-list,
  .product-grid {
    grid-template-columns: 1fr;
  }
}
/* Hero slogan layout (frontend): <=12 chars one line; >12 split at comma */
.hero-inner,
.strand-hero-inner {
  max-width: min(100% - 2.5rem, 52rem);
}
.hero-copy .wrap-inner {
  max-width: min(100%, 52rem);
}
.hero h1,
.hero-inner h1,
.hero-copy h1,
.strand-hero h1 {
  max-width: 100%;
}
.hero-slogan {
  display: inline-block;
  max-width: 100%;
}
.hero-slogan--one-line {
  white-space: nowrap;
}
.hero-slogan--split {
  line-height: 1.22;
}

/* contact map — default editorial */
.contact-main h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 2.8vw, 2.35rem);
  font-weight: 500;
  letter-spacing: 0.04em;
}
.contact-pending { color: var(--ink-soft); }
.contact-qr {
  width: 11rem;
  height: 11rem;
  margin: 0 auto;
  object-fit: contain;
  padding: 0.55rem;
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: 0 14px 36px rgba(27, 29, 34, 0.07);
}
.wechat-frame .contact-qr {
  width: 100%;
  height: auto;
  aspect-ratio: 1;
  padding: 0;
  border: none;
  box-shadow: none;
}
.contact-map-panel {
  margin-top: 2.75rem;
  padding-top: 2.25rem;
  border-top: 1px solid var(--line);
}
.contact-map-frame {
  margin-top: 0.25rem;
  border: 1px solid var(--line);
  background: var(--paper-2);
  overflow: hidden;
}
.contact-map-frame img {
  width: 100%;
  height: 22rem;
  object-fit: cover;
  display: block;
}
.contact-map-fallback {
  margin: 0;
  min-height: 12rem;
  display: grid;
  place-items: center;
  padding: 2rem 1.5rem;
  text-align: center;
  color: var(--ink-soft);
}
.contact-map-address {
  margin: 1rem 0 0;
  color: var(--ink-soft);
}
.contact-map-panel .contact-actions { margin-top: 1.15rem; }
.contact-toast {
  margin: 0.75rem 0 0;
  font-size: 0.88rem;
  color: var(--accent-deep);
}

body[data-page="contact"] .section[data-sr-page-intro] {
  padding-top: 2.75rem;
  padding-bottom: 0.15rem;
  text-align: center;
}
body[data-page="contact"] .prose-lead {
  margin-inline: auto;
}
body[data-page="contact"] main.section {
  padding-top: 1.75rem;
}
@media (max-width: 960px) {
  .wechat-card {
    border-left: none;
    border-top: 1px solid var(--line);
  }
  .contact-main {
    padding: 1.55rem 1.2rem 1.35rem;
  }
  .contact-fact,
  .contact-main dl > div {
    padding-right: 0;
  }
}