/* ==========================================================================
   LUMINA — demo replica stylesheet (original code, same design language as
   the reference site: sage palette, brass accent, serif display headings)
   ========================================================================== */

:root {
  --ink: #171817;
  --muted: #676963;
  --line: #d9dcd5;
  --soft: #f3f4f0;
  --white: #ffffff;
  --accent: #8a6744;
  --max: 1440px;
  --pad: clamp(20px, 4vw, 64px);
}

/* ---------- base ---------- */

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: Inter, "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  letter-spacing: 0;
}

body.nav-locked {
  overflow: hidden;
}

img {
  max-width: 100%;
}

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

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 18px;
  font-family: "Playfair Display", "Noto Serif SC", Georgia, serif;
  font-size: clamp(42px, 5vw, 68px);
  font-weight: 500;
  line-height: 1.03;
}

h2 {
  margin-bottom: 18px;
  font-family: "Playfair Display", "Noto Serif SC", Georgia, serif;
  font-size: clamp(34px, 3.8vw, 52px);
  font-weight: 500;
  line-height: 1.03;
}

h3 {
  font-weight: 700;
  line-height: 1.35;
}

.eyebrow {
  margin-bottom: 20px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.large-copy {
  max-width: 46ch;
  margin-bottom: 30px;
  color: #3d403c;
  font-size: 20px;
  line-height: 1.6;
}

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

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

/* ---------- buttons & links ---------- */

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 0 24px;
  border: 1px solid var(--ink);
  border-radius: 2px;
  background: var(--ink);
  color: var(--white);
  cursor: pointer;
  font-family: inherit;
  font-size: 14px;
  font-weight: 700;
  transition: background 180ms ease, color 180ms ease;
}

.button:hover,
.button:focus-visible {
  background: var(--white);
  color: var(--ink);
}

.button--small {
  min-height: 40px;
  padding: 0 18px;
  font-size: 13px;
}

.button--light {
  border-color: var(--white);
  background: var(--white);
  color: var(--ink);
}

.button--light:hover,
.button--light:focus-visible {
  background: transparent;
  color: var(--white);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 5px;
  border-bottom: 1px solid currentColor;
  font-size: 14px;
  font-weight: 700;
  transition: color 160ms ease;
}

.text-link:hover {
  color: var(--accent);
}

.text-link--light {
  color: var(--white);
}

.text-link--light:hover {
  color: #e6d2b4;
}

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

.site-header {
  position: relative;
  z-index: 90;
  display: flex;
  min-height: 76px;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--pad);
  border-bottom: 1px solid var(--line);
  background: var(--white);
}

.brand {
  display: block;
  flex: 0 0 auto;
}

.brand__wordmark {
  display: block;
  font-family: "Playfair Display", "Noto Serif SC", Georgia, serif;
  font-size: 27px;
  font-weight: 600;
  letter-spacing: 0.22em;
  line-height: 1;
}

.brand__tagline {
  display: block;
  margin-top: 7px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

.brand__name {
  font-size: 21px;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.site-nav {
  display: flex;
  flex: 1 1 auto;
  align-items: center;
  justify-content: center;
  gap: 30px;
  margin: 0 24px;
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: 26px;
}

.site-nav__list > li {
  position: relative;
}

.site-nav__list a {
  font-size: 13px;
  font-weight: 700;
  transition: color 160ms ease;
}

.site-nav__list > li > a {
  display: inline-flex;
  align-items: center;
  padding: 28px 0;
}

.site-nav__list a:hover {
  color: var(--accent);
}

.menu-caret {
  display: inline-block;
  margin-left: 4px;
  color: var(--muted);
  font-size: 10px;
}

.site-nav__submenu {
  position: absolute;
  top: 100%;
  left: -22px;
  z-index: 30;
  min-width: 236px;
  padding: 10px 0;
  border: 1px solid var(--line);
  background: var(--white);
  box-shadow: 0 18px 40px rgba(23, 24, 23, 0.1);
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity 160ms ease, transform 160ms ease, visibility 160ms;
}

.site-nav__submenu a {
  display: block;
  padding: 9px 22px;
  font-size: 13px;
  font-weight: 500;
}

.site-nav__submenu a:hover {
  background: var(--soft);
}

.menu-item-has-children:hover .site-nav__submenu,
.menu-item-has-children:focus-within .site-nav__submenu,
.menu-item-has-children.submenu-open .site-nav__submenu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.site-nav__submenu-action {
  margin-top: 8px;
  border-top: 1px solid var(--line);
  padding-top: 8px;
}

.site-nav__submenu-action a {
  color: var(--accent);
  font-weight: 700;
}

.site-header__controls {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 10px;
}

.site-search-toggle,
.site-language__button,
.nav-toggle,
.site-search-close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px;
  border: 0;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  transition: color 160ms ease;
}

.site-search-toggle:hover,
.site-language__button:hover,
.site-search-close:hover {
  color: var(--accent);
}


/* hamburger */

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
}

.nav-toggle span:not(.screen-reader-text) {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--ink);
  transition: transform 200ms ease;
}

.nav-open .nav-toggle span:not(.screen-reader-text):first-child {
  transform: translateY(4px) rotate(45deg);
}

.nav-open .nav-toggle span:not(.screen-reader-text):last-of-type {
  transform: translateY(-4px) rotate(-45deg);
}

/* ---------- search panel ---------- */

.site-search-panel {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  z-index: 40;
  border-bottom: 1px solid var(--line);
  background: var(--white);
  box-shadow: 0 24px 48px rgba(23, 24, 23, 0.12);
}

.site-search-panel[hidden] {
  display: none;
}

.site-search-panel__inner {
  display: flex;
  align-items: center;
  gap: 32px;
  width: min(100%, var(--max));
  margin: 0 auto;
  padding: 28px var(--pad);
}

.site-search-panel__copy {
  display: flex;
  flex-direction: column;
  flex: 0 0 auto;
  gap: 2px;
}

.site-search-panel__copy span {
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.site-search-panel__copy strong {
  font-size: 15px;
}

.product-search-form {
  position: relative;
  display: flex;
  flex: 1 1 auto;
  gap: 10px;
}

.product-search-form__field {
  display: flex;
  flex: 1 1 auto;
  align-items: center;
  gap: 10px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: var(--soft);
  color: var(--muted);
}

.product-search-form__field:focus-within {
  border-color: var(--ink);
}

.product-search-form__field input {
  flex: 1 1 auto;
  min-width: 0;
  min-height: 46px;
  border: 0;
  background: transparent;
  color: var(--ink);
  font: inherit;
}

.product-search-form__field input:focus {
  outline: none;
}

.product-search-form__submit {
  min-height: 48px;
}

.product-search-suggestions {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  right: 104px;
  z-index: 50;
  border: 1px solid var(--line);
  background: var(--white);
  box-shadow: 0 18px 40px rgba(23, 24, 23, 0.12);
}

.product-search-suggestions[hidden] {
  display: none;
}

.product-search-suggestions a {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 11px 16px;
  font-size: 14px;
}

.product-search-suggestions a:hover,
.product-search-suggestions a[aria-selected="true"] {
  background: var(--soft);
}

.product-search-suggestions span {
  color: var(--muted);
  font-size: 12px;
}

/* ---------- hero (dark luxury editorial) ---------- */

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.94fr) minmax(0, 1.06fr);
  width: 100%;
  margin: 0;
  min-height: 560px;
  height: calc(86svh - 76px);
  max-height: 720px;
  background: #141514;
  overflow: hidden;
}

.hero__media {
  position: absolute;
  inset: 0;
  height: 100%;
  overflow: hidden;
}

.hero__media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.82) contrast(1.05) brightness(0.9);
}

/* 左侧暗化渐变，保证文字区可读、整体沉下来 */
.hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg,
      #141514 0%, #141514ee 34%, #14151488 55%, #14151426 78%, #1415140d 100%);
}

.hero__panel {
  position: relative;
  z-index: 2;
  align-self: center;
  padding: 84px 48px 84px var(--pad);
}

.hero .eyebrow {
  position: relative;
  color: #c9a469;
  letter-spacing: 3px;
}

.hero .eyebrow::before {
  content: "";
  display: inline-block;
  width: 34px;
  height: 1px;
  margin-right: 14px;
  vertical-align: 4px;
  background: #c9a469;
}

.hero h1.hero__title--manufacturer {
  margin-bottom: 26px;
  font-size: clamp(44px, 5vw, 68px);
  color: #f4f2ec;
  line-height: 1.06;
}

.hero__summary {
  max-width: 500px;
  margin-bottom: 38px;
  font-size: 17.5px;
  color: #b9b7ae;
}

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

.hero__actions .button {
  background: #c9a469;
  border-color: #c9a469;
  color: #141514;
}

.hero__actions .button:hover,
.hero__actions .button:focus-visible {
  background: #d8b57c;
  border-color: #d8b57c;
  color: #141514;
}

.hero__actions .text-link {
  color: #e8e5da;
  border-bottom-color: #8a8474;
}

.hero__actions .text-link:hover {
  color: #c9a469;
  border-bottom-color: #c9a469;
}

/* ---------- proof bar ---------- */

.home-proof {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  padding: 0 var(--pad);
  border-bottom: 1px solid #d6dad3;
  background: #ecefe9;
}

.home-proof > div {
  display: grid;
  min-height: 118px;
  align-content: center;
  justify-items: center;
  padding: 20px 14px;
  border-right: 1px solid #d6dad3;
  text-align: center;
}

.home-proof > div:last-child {
  border-right: 0;
}

.home-proof strong {
  margin-bottom: 6px;
  font-family: "Playfair Display", "Noto Serif SC", Georgia, serif;
  font-size: clamp(22px, 2.1vw, 30px);
  font-weight: 500;
  font-variant-numeric: lining-nums;
  letter-spacing: 0.01em;
  line-height: 1.05;
  white-space: nowrap;
}

.home-proof span {
  margin-bottom: 8px;
  color: var(--ink);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.home-proof small {
  color: var(--muted);
  font-size: 12.5px;
  text-align: center;
}

/* ---------- shared section shells ---------- */

.intro,
.collections,
.featured-products,
.custom-process {
  width: min(100%, var(--max));
  margin: 0 auto;
  padding: 112px var(--pad);
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 48px;
}

.section-heading > div > p {
  margin-bottom: 0;
}

.section-heading > p {
  width: min(390px, 40%);
  margin-bottom: 4px;
  color: var(--muted);
}

/* ---------- intro ---------- */

.intro__grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  align-items: start;
  gap: clamp(48px, 6vw, 96px);
}

.intro__copy h2 {
  margin-bottom: 34px;
}

.video-embed {
  position: relative;
  width: 100%;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: #111;
}

.video-embed img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.video-embed__play {
  position: absolute;
  top: 50%;
  left: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 74px;
  height: 74px;
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 50%;
  background: rgba(23, 24, 23, 0.45);
  color: var(--white);
  font-size: 20px;
  transform: translate(-50%, -50%);
  transition: background 180ms ease, transform 180ms ease;
}

.video-embed:hover .video-embed__play {
  background: rgba(23, 24, 23, 0.7);
  transform: translate(-50%, -50%) scale(1.06);
}

.capabilities {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 90px;
  border-top: 1px solid var(--line);
}

.capabilities div {
  display: flex;
  min-height: 112px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0 16px;
  border-right: 1px solid var(--line);
  text-align: center;
}

.capabilities div:last-child {
  border-right: 0;
}

.capabilities strong {
  margin-bottom: 8px;
  font-family: "Playfair Display", "Noto Serif SC", Georgia, serif;
  font-size: 29px;
  font-weight: 500;
}

.capabilities span {
  color: var(--muted);
  font-size: 13px;
}

/* ---------- collections ---------- */

.collection-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
}

.collection-card {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  font-weight: 700;
}

.collection-card img {
  grid-column: 1 / -1;
  width: 100%;
  aspect-ratio: 4 / 5;
  margin-bottom: 8px;
  object-fit: contain;
  background: #fff;
  transition: transform 260ms ease;
}

.collection-card:hover img {
  transform: scale(0.985);
}

.collection-card:hover span:last-child {
  color: var(--accent);
}

/* ---------- products ---------- */

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 40px 16px;
}

.product-card__image {
  display: block;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: var(--soft);
}

.product-card__image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #fff;
  transition: transform 300ms ease;
}

.product-card:hover .product-card__image img {
  transform: scale(1.025);
}

.product-card__body {
  padding-top: 16px;
}

.product-card__body p {
  margin-bottom: 7px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.product-card__body h3 {
  margin-bottom: 0;
  font-size: 17px;
  line-height: 1.35;
}

.product-card__body a:hover {
  color: var(--accent);
}

/* ---------- project band ---------- */

.project-band {
  position: relative;
  display: grid;
  min-height: 720px;
  color: var(--white);
}

.project-band > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-band::after {
  position: absolute;
  inset: 0;
  background: rgba(11, 12, 11, 0.38);
  content: "";
}

.project-band__content {
  position: relative;
  z-index: 1;
  align-self: end;
  width: min(560px, calc(100% - 40px));
  margin: 0 0 80px var(--pad);
}

.project-band__content .eyebrow {
  color: rgba(255, 255, 255, 0.8);
}

.project-band__content h2 {
  margin-bottom: 24px;
  font-size: clamp(40px, 4.5vw, 62px);
}

.project-band__content p:not(.eyebrow) {
  margin-bottom: 30px;
  font-size: 18px;
}

/* ---------- custom process ---------- */

.process-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin: 0;
  padding: 0;
  border-top: 1px solid #cdd1c8;
  list-style: none;
}

.process-list li {
  display: flex;
  min-height: 270px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 28px;
  border-right: 1px solid #cdd1c8;
  text-align: center;
}

.process-list li:last-child {
  border-right: 0;
}

.process-list span,
.process-list p {
  color: var(--muted);
  font-size: 13px;
}

.process-list p {
  max-width: 300px;
  margin-bottom: 0;
}

.process-list h3 {
  margin: 18px 0;
  font-family: "Playfair Display", "Noto Serif SC", Georgia, serif;
  font-size: 30px;
  font-weight: 500;
}

/* ---------- home cta ---------- */

.home-cta {
  padding: 96px var(--pad);
  background: var(--ink);
  color: var(--white);
  text-align: center;
}

.home-cta .eyebrow {
  color: rgba(255, 255, 255, 0.72);
}

.home-cta h2 {
  margin-bottom: 34px;
  font-size: clamp(36px, 4.2vw, 58px);
}

/* 页头布局强制 LTR：切换 RTL 语言（阿语）时 logo/汉堡位置不变 */
.site-header, .site-header * { direction: ltr; }
.site-header .brand__tagline, .site-header .lang-btn { direction: ltr; }

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

.site-footer {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr 0.75fr 1.15fr;
  gap: 32px;
  padding: 34px var(--pad) 26px;
  border-top: 1px solid #333733;
  background: #202320;
  color: var(--white);
}

.site-footer__brand p {
  max-width: 360px;
  margin: 10px 0 0;
  color: #aeb3aa;
}

.site-footer__brand sup {
  margin-left: 3px;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 8px;
  vertical-align: super;
}

.site-footer__group,
.site-footer__contact {
  display: flex;
  flex-direction: column;
  gap: 6px;
  color: #c7cbc3;
  font-size: 12.5px;
}

.site-footer__group strong {
  margin-bottom: 6px;
  color: var(--white);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.site-footer__group a:hover {
  color: var(--white);
}

.site-footer__download {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 6px;
  color: var(--white);
  font-weight: 700;
}

.site-footer__copyright {
  grid-column: 1 / -1;
  padding-top: 14px;
  margin-top: 8px;
  border-top: 1px solid #3d413d;
  color: #aeb3aa;
  font-size: 12px;
  text-align: center;
}

.site-footer__copyright em {
  color: #7c817a;
  font-style: normal;
}

/* ---------- whatsapp float & demo ribbon ---------- */

.wa-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 60;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.28);
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.wa-float:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.34);
  color: #fff;
}

.demo-ribbon {
  position: fixed;
  left: 0;
  bottom: 22px;
  z-index: 60;
  padding: 6px 12px;
  border-radius: 0 3px 3px 0;
  background: rgba(23, 24, 23, 0.82);
  color: #d8c1a0;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

/* ---------- inner pages ---------- */

.page-hero {
  padding: 72px var(--pad) 56px;
  border-bottom: 1px solid var(--line);
  background: var(--soft);
}

.page-hero h1 {
  margin-bottom: 12px;
  font-size: clamp(36px, 4vw, 54px);
}

.page-hero p {
  max-width: 640px;
  margin: 0;
  color: var(--muted);
  font-size: 17px;
}

.standard-page {
  width: min(100%, var(--max));
  margin: 0 auto;
  padding: 88px var(--pad);
}

/* Blog article body — long-form reading sizes (2026-09-16, scoped: only pages with .article-body) */
.article-body h2 {
  margin-top: 34px;
  font-family: Inter, "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  font-size: clamp(22px, 2vw, 28px);
  font-weight: 700;
  line-height: 1.25;
}
.article-body h3 {
  font-size: 19px;
  line-height: 1.35;
}
.article-body p, .article-body li {
  font-size: 16px;
  line-height: 1.75;
}
.article-body ul, .article-body ol {
  padding-left: 22px;
}
.article-body li {
  margin-bottom: 8px;
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-bottom: 40px;
}

.filter-bar a {
  padding: 8px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  transition: background-color 160ms ease, color 160ms ease, border-color 160ms ease;
}

.filter-bar a:hover,
.filter-bar a.is-active {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--white);
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 40px;
}

.spec-table th,
.spec-table td {
  padding: 13px 16px;
  border: 1px solid var(--line);
  font-size: 14px;
  text-align: left;
  vertical-align: top;
}

.spec-table th {
  width: 220px;
  background: var(--soft);
  font-weight: 700;
}

@media (max-width: 600px) {
  .spec-table th {
    width: 112px;
  }
  .spec-table th,
  .spec-table td {
    padding: 10px 12px;
    font-size: 13.5px;
  }
}

.detail-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(40px, 5vw, 80px);
  align-items: start;
}

.detail-grid__image {
  background: var(--soft);
}

.detail-grid__image img {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  background: #fff;
}

.detail-grid__meta > .model {
  margin-bottom: 7px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.detail-grid__meta h1 {
  margin-bottom: 22px;
  font-size: clamp(30px, 3.2vw, 42px);
}

.detail-grid__meta .lead {
  margin-bottom: 28px;
  color: #3d403c;
  font-size: 17px;
}

.inquiry-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 28px;
}

.inquiry-form label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

.inquiry-form input,
.inquiry-form textarea,
.inquiry-form select {
  min-height: 48px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: var(--white);
  color: var(--ink);
  font: inherit;
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
}

.inquiry-form textarea {
  min-height: 130px;
  resize: vertical;
}

.inquiry-form input:focus,
.inquiry-form textarea:focus,
.inquiry-form select:focus {
  outline: none;
  border-color: var(--ink);
}

.inquiry-form .button,
.inquiry-form__full {
  grid-column: 1 / -1;
}

.form-note {
  grid-column: 1 / -1;
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.info-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.info-list strong {
  display: block;
  margin-bottom: 4px;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.post-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.post-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  margin-bottom: 14px;
  object-fit: cover;
}

.post-card p {
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.post-card h3 {
  margin: 0;
  font-size: 18px;
}

.post-card a:hover {
  color: var(--accent);
}

.catalog-panel {
  max-width: 620px;
  margin: 0 auto;
  padding: 48px;
  border: 1px solid var(--line);
  background: var(--soft);
  text-align: center;
}

.catalog-panel .button {
  margin-top: 10px;
}

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

@media (max-width: 980px) {
  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: 80;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    width: min(360px, 88vw);
    margin: 0;
    padding: 90px 32px 40px;
    background: var(--white);
    box-shadow: -18px 0 48px rgba(23, 24, 23, 0.16);
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform 240ms ease;
  }

  .nav-open .site-nav {
    transform: translateX(0);
  }

  .site-nav__list {
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    width: 100%;
  }

  .site-nav__list > li {
    width: 100%;
    border-bottom: 1px solid var(--line);
  }

  .site-nav__list > li > a {
    padding: 16px 0;
  }

  .site-nav__submenu {
    position: static;
    display: none;
    min-width: 0;
    padding: 0 0 12px;
    border: 0;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .menu-item-has-children:hover .site-nav__submenu,
  .menu-item-has-children:focus-within .site-nav__submenu,
  .menu-item-has-children.submenu-open .site-nav__submenu {
    display: block;
  }

  .site-nav > .button {
    margin-top: 24px;
  }

  .nav-open::after {
    position: fixed;
    inset: 0;
    z-index: 70;
    background: rgba(23, 24, 23, 0.4);
    content: "";
  }

  .home-proof {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .home-proof > div {
    border-right: 0;
    border-bottom: 1px solid #d6dad3;
  }

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

  .section-heading {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .section-heading > p {
    width: auto;
  }

  .collection-grid,
  .product-grid,
  .process-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .process-list li {
    min-height: 200px;
  }

  .capabilities {
    grid-template-columns: repeat(2, 1fr);
  }

  .capabilities div:nth-child(2n) {
    border-right: 0;
  }

  .capabilities div {
    border-bottom: 1px solid var(--line);
  }

  .capabilities div:nth-last-child(-n + 2) {
    border-bottom: 0;
  }

  .project-band {
    min-height: 560px;
  }

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

  .post-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .site-footer {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
}

@media (max-width: 700px) {
  .hero {
    grid-template-columns: 1fr;
    height: auto;
    max-height: none;
  }

  .hero__media {
    position: absolute;
    inset: 0;
    height: 100%;
  }

  /* 移动端整图压暗，文字直接浮在图上 */
  .hero__media::after {
    background: linear-gradient(180deg,
        #141514d9 0%, #141514b8 45%, #141514d9 100%);
  }

  .hero__panel {
    padding: 64px var(--pad) 68px;
  }

  .hero h1.hero__title--manufacturer {
    font-size: 40px;
  }

  .hero__summary {
    font-size: 16px;
  }

  .intro,
  .collections,
  .featured-products,
  .custom-process,
  .standard-page {
    padding-top: 72px;
    padding-bottom: 72px;
  }

  .home-proof {
    grid-template-columns: 1fr 1fr;
  }

  .home-proof > div:last-child {
    grid-column: 1 / -1;
    border-bottom: 0;
  }

  .product-grid {
    gap: 30px 16px;
  }

  .project-band h2 {
    font-size: 40px;
  }

  .site-search-panel__inner {
    flex-direction: column;
    align-items: stretch;
    gap: 16px;
  }

  .product-search-suggestions {
    right: 0;
  }

  .product-search-suggestions a {
    flex-wrap: wrap;
    gap: 2px;
  }

  .product-search-suggestions span {
    width: 100%;
  }

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

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

  .site-footer {
    grid-template-columns: 1fr 1fr;
    gap: 26px;
  }
  .site-footer__brand,
  .site-footer__contact,
  .site-footer__copyright {
    grid-column: 1 / -1;
  }
}

@media (max-width: 380px) {
  .collection-grid,
  .product-grid,
  .process-list {
    grid-template-columns: 1fr;
  }
}

/* ---------- homepage: full category grid ---------- */

.collection-grid--full {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

/* ---------- homepage: services band ---------- */

.services-band {
  width: 100%;
  margin-top: 8px;
  padding: 112px var(--pad);
  background: var(--ink);
  color: var(--white);
}

.services-band .section-heading {
  color: var(--white);
}

.services-band .section-heading > p {
  color: rgba(255, 255, 255, 0.62);
}

.services-band .eyebrow {
  color: var(--accent);
}

.section-heading--light h2 {
  color: var(--white);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.service-card {
  min-height: 220px;
  padding: 28px 24px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.03);
  transition: border-color 200ms ease, background 200ms ease, transform 200ms ease;
}

.service-card:hover {
  border-color: var(--accent);
  background: rgba(255, 255, 255, 0.055);
  transform: translateY(-3px);
}

.service-card strong {
  display: block;
  margin-bottom: 14px;
  font-family: "Playfair Display", "Noto Serif SC", Georgia, serif;
  font-size: 22px;
  font-weight: 500;
  color: var(--white);
}

.service-card p {
  margin: 0;
  color: rgba(255, 255, 255, 0.66);
  font-size: 14px;
  line-height: 1.6;
}

@media (max-width: 1100px) {
  .collection-grid--full {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .services-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 640px) {
  .collection-grid--full,
  .services-grid {
    grid-template-columns: 1fr;
  }

  .service-card {
    padding: 24px 20px;
  }
}

/* hide netlify injected badge */
a[href*="netlify.com"] { display: none !important; }
#nl-badge-frame, iframe[id^="nl-badge"] { display: none !important; width: 0 !important; height: 0 !important; }

/* ---------- language selector ---------- */
.lang-wrap { position: relative; flex-shrink: 0; }
.lang-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  width: 74px; padding: 6px 8px; border: 1px solid var(--line); background: transparent;
  color: var(--ink); font-size: 12px; font-weight: 700; letter-spacing: 1px;
  cursor: pointer; transition: border-color 160ms ease, color 160ms ease;
}
.lang-btn:hover { border-color: var(--accent); color: var(--accent); }
.lang-btn .caret { opacity: 0.6; }
.lang-menu {
  position: absolute; right: 0; top: calc(100% + 8px); z-index: 60;
  width: 210px; max-height: 380px; overflow-y: auto;
  background: var(--white); border: 1px solid var(--line);
  box-shadow: 0 14px 34px rgba(23, 24, 23, 0.14); padding: 6px;
}
.lang-menu a {
  display: flex; align-items: center; gap: 10px; width: 100%;
  padding: 8px 10px; font-size: 13px; color: var(--ink);
  text-decoration: none; border: 0; background: transparent; cursor: pointer;
}
.lang-menu a:hover { background: var(--soft); }
.lang-menu img { width: 22px; height: 15px; object-fit: cover; border: 0; display: block; }
.lang-menu .soon { margin-left: auto; font-size: 10px; color: var(--muted); letter-spacing: 0.5px; }
.site-header__controls { align-items: center; gap: 10px; }

/* ---------- 详情图区（天猫式两列，2026-09-07） ---------- */
.detail-shots{max-width:940px;margin:90px auto 30px;}
.detail-shots__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px 30px;}
.detail-shots__grid img{width:100%;display:block;background:#fff;}

/* ==========================================================================
   2026-09-08 HEADER & MEGA MENU REDESIGN · Herman Miller 式
   桌面样式全部收在 min-width:981px，移动端走抽屉+手风琴（原 980px 块仍生效）
   ========================================================================== */

/* ---- sticky header（锚点跳转留出高度） ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
}

[id] {
  scroll-margin-top: 92px;
}

/* ---- 语言下拉 · 细节统一 ---- */
.lang-btn {
  border-radius: 0;
}
.lang-menu {
  border-radius: 0;
}

/* ---- 桌面导航 + 全宽 mega 面板 ---- */
@media (min-width: 981px) {

  .site-nav__list {
    gap: 34px;
  }

  /* 锚定容器上移到 header：mega 面板相对 header 全宽 */
  .site-nav__list > li {
    position: static;
  }

  .site-nav__list > li > a {
    padding: 30px 0;
    font-size: 13.5px;
    font-weight: 600;
    letter-spacing: 0.02em;
  }

  .menu-caret {
    margin-left: 6px;
    transition: transform 160ms ease;
  }

  .menu-item-has-children:hover .menu-caret,
  .menu-item-has-children:focus-within .menu-caret {
    transform: rotate(180deg);
  }

  .site-nav__submenu.site-nav__megamenu {
    top: 100%;
    left: 0;
    right: 0;
    width: auto;
    min-width: 0;
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 8px 56px;
    padding: 40px max(calc((100% - 1240px) / 2), var(--pad)) 46px;
    border: 0;
    border-top: 1px solid var(--line);
    border-radius: 0;
    box-shadow: 0 34px 54px rgba(23, 24, 23, 0.1);
    transform: none;
    transition: opacity 150ms ease, visibility 150ms;
  }

  .menu-item-has-children:hover .site-nav__submenu.site-nav__megamenu,
  .menu-item-has-children:focus-within .site-nav__submenu.site-nav__megamenu,
  .menu-item-has-children.submenu-open .site-nav__submenu.site-nav__megamenu {
    transform: none;
  }

  .mega-groups .mega-col {
    padding: 0;
    border: 0;
  }

  .mega-groups .mega-col__title {
    margin: 0 0 12px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--line);
    font-size: 11.5px;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--muted);
  }

  .mega-groups .mega-col__title--dl {
    border-bottom: 0;
  }

  .mega-groups .mega-col ul a {
    padding: 7px 0;
    font-size: 14.5px;
    font-weight: 500;
    color: #3d403c;
  }

  .mega-groups .mega-col ul a:hover {
    color: var(--accent);
    background: transparent;
    text-decoration: none;
  }

  .mega-groups .mega-col ul a.mega-all {
    margin-top: 8px;
    padding-top: 12px;
    border-top: 1px solid var(--soft);
    color: var(--ink);
    font-weight: 700;
  }

  .mega-groups .mega-col ul a.mega-all::after {
    content: " \2192";
    margin-left: 6px;
    color: var(--accent);
  }

  .mega-groups .site-nav__submenu-action {
    margin: 0;
    padding: 0;
    border: 0;
  }

  .mega-groups .site-nav__submenu-action a {
    padding: 7px 0;
    color: var(--accent);
    font-size: 14.5px;
    font-weight: 600;
  }

  .mega-groups .site-nav__submenu-action a:hover {
    background: transparent;
    color: var(--ink);
  }
}

/* ---- 移动端：mega 作为抽屉里的手风琴内容 ---- */
@media (max-width: 980px) {
  /* 遮罩必须低于 sticky header(100)：抽屉在 header 的层叠上下文里，
     遮罩若高于 100 会把整个抽屉盖死（2026-09-08 踩坑） */
  .nav-open::after {
    z-index: 96;
  }

  .site-nav__submenu.site-nav__megamenu {
    padding: 2px 0 12px;
  }

  .mega-groups .mega-col__title {
    margin: 14px 0 4px;
    padding-bottom: 6px;
    border-bottom: 1px solid var(--soft);
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--muted);
  }

  .mega-groups .mega-col ul a {
    padding: 9px 0;
    font-size: 15px;
    color: #3d403c;
  }

  .mega-groups .mega-col ul a.mega-all {
    color: var(--accent);
    font-weight: 700;
  }

  .mega-groups .mega-col ul a.mega-all::after {
    content: "";
    margin: 0;
  }

  .mega-groups .site-nav__submenu-action a {
    color: var(--accent);
    font-weight: 700;
  }
}
/* ---- 2026-09-08b 手机端溢出修复：header 紧凑化 + 全局横向裁切 ---- */
html, body { overflow-x: hidden; }
@supports (overflow-x: clip) {
  html, body { overflow-x: clip; }
}

@media (max-width: 980px) {
  .site-nav {
    visibility: hidden;
    transition: transform 240ms ease, visibility 0s linear 240ms;
  }

  .nav-open .site-nav {
    visibility: visible;
    transition: transform 240ms ease;
  }
}

@media (max-width: 600px) {
  .site-header {
    min-height: 62px;
    padding: 0 16px;
  }

  .brand__tagline {
    display: none;
  }

  .brand__wordmark {
    font-size: 20px;
    letter-spacing: 0.18em;
  }

  .site-header__controls {
    gap: 5px;
  }

  .lang-btn {
    width: auto;
    min-width: 0;
    padding: 5px 7px;
    gap: 4px;
  }

  .lang-btn span {
    font-size: 11px;
  }

  .site-search-toggle,
  .nav-toggle,
  .site-search-close {
    padding: 7px;
  }

  .site-nav > .button.button--small {
    display: none;
  }
}

@media (min-width: 981px) {
  .site-nav > .button.button--small {
    display: inline-flex;
  }
}
/* ---- 2026-09-08c 首页浅色重设计：hero 浅色化 + 深色带改浅色 ---- */

/* services band：深色 -> 浅灰底白卡 */
.services-band {
  background: var(--soft);
  color: var(--ink);
}

.services-band h2,
.services-band .section-heading--light h2 {
  color: var(--ink);
}

.services-band .eyebrow {
  color: var(--accent);
}

.services-band .section-heading > p {
  color: var(--muted);
}

.service-card {
  border: 1px solid var(--line);
  background: #fff;
}

.service-card:hover {
  border-color: var(--accent);
  background: #fff;
}

.service-card strong {
  color: var(--ink);
}

.service-card p {
  color: var(--muted);
}

/* 底部 CTA：深色 -> 暖米色 */
.home-cta {
  background: #f7f2e7;
  color: var(--ink);
  border-top: 1px solid #eae0cb;
}

.home-cta .eyebrow {
  color: var(--accent);
}

.home-cta h2 {
  color: var(--ink);
}

.home-cta .button--light,
.home-cta .button {
  border-color: var(--ink);
  background: var(--ink);
  color: #fff;
}

.home-cta .button--light:hover,
.home-cta .button:hover {
  background: transparent;
  color: var(--ink);
}

/* 项目照片带：左深右浅渐变 */
.project-band::after {
  background: linear-gradient(90deg, rgba(11, 12, 11, 0.6) 0%, rgba(11, 12, 11, 0.32) 42%, rgba(11, 12, 11, 0.08) 78%);
}

/* ---- 2026-09-09 hero 全幅整体图（用户要求不分屏）+ 白字压暗 ---- */
.hero {
  display: block;
  position: relative;
  height: calc(78svh - 62px);
  min-height: 500px;
  max-height: 700px;
  background: #141514;
  overflow: hidden;
}

.hero__media {
  position: absolute;
  inset: 0;
  min-height: 0;
  height: 100%;
}

.hero__media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: none;
}

.hero__media::after {
  display: block;
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(10, 11, 10, 0.52) 0%, rgba(10, 11, 10, 0.26) 36%, rgba(10, 11, 10, 0) 64%),
    linear-gradient(180deg, rgba(10, 11, 10, 0.22) 0%, rgba(10, 11, 10, 0.06) 40%, rgba(10, 11, 10, 0.55) 100%);
}

.hero__panel {
  position: relative;
  z-index: 2;
  display: flex;
  height: 100%;
  max-width: 680px;
  flex-direction: column;
  justify-content: flex-end;
  padding: 0 var(--pad) 58px;
}

.hero .eyebrow {
  color: #e2c187;
}

.hero .eyebrow::before {
  background: #e2c187;
}

.hero h1.hero__title--manufacturer {
  color: #fff;
}

.hero__summary {
  color: #e3e0d7;
}

.hero__actions .text-link {
  color: #fff;
  border-bottom-color: rgba(255, 255, 255, 0.45);
}

.hero__actions .text-link:hover {
  color: #e2c187;
  border-bottom-color: #e2c187;
}

@media (max-width: 700px) {
  .hero {
    height: auto;
    min-height: 0;
    max-height: none;
  }

  .hero__media {
    position: absolute;
    inset: 0;
    height: 100%;
  }

  .hero__panel {
    display: block;
    height: auto;
    max-width: none;
    padding: 118vw var(--pad) 54px;
  }
}

/* ---- 2026-09-09 品类大类瓷砖（4 大类 + 小类链接） ---- */

.group-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
}

.group-card {
  border: 1px solid var(--line);
  background: #fff;
  transition: border-color 200ms ease;
}

.group-card:hover {
  border-color: var(--accent);
}

.group-card__media {
  display: block;
}

.group-card__media img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  padding: 14px 14px 0;
  object-fit: contain;
  background: #fff;
}

.group-card__media h3 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin: 0;
  padding: 16px 16px 0;
  font-family: "Playfair Display", "Noto Serif SC", Georgia, serif;
  font-size: 23px;
  font-weight: 500;
}

.group-card:hover h3 {
  color: var(--accent);
}

.group-card__list {
  margin: 0;
  padding: 8px 16px 16px;
  list-style: none;
}

.group-card__list a {
  display: block;
  padding: 4.5px 0;
  font-size: 13.5px;
  color: var(--muted);
}

.group-card__list a:hover {
  color: var(--accent);
}

@media (max-width: 700px) {
  .group-card__list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    column-gap: 14px;
  }
}

@media (max-width: 1100px) {
  .group-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .group-grid {
    grid-template-columns: 1fr;
  }
}
/* ---- 2026-09-09b 第三轮微调（用户反馈） ---- */

/* 区块标题与引导语聚拢 */
.section-heading {
  justify-content: flex-start;
  gap: clamp(28px, 4vw, 64px);
}

.section-heading > p {
  width: auto;
  max-width: 430px;
  margin-bottom: 0;
}

/* 服务卡为链接：纵向布局 + 了解详情提示 */
a.service-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  color: inherit;
}

.service-card__more {
  display: block;
  margin-top: auto;
  padding-top: 16px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

@media (max-width: 980px) {
  /* 抽屉菜单：整行可点，不必点中文字 */
  .site-nav__list > li > a {
    display: block;
    width: 100%;
  }
}

@media (max-width: 600px) {
  /* 品牌副标恢复（小号），不再隐藏 */
  .brand__tagline {
    display: block;
    margin-top: 3px;
    font-size: 9px;
    letter-spacing: 0.2em;
  }

  /* 手机 hero 降高：文字上移 */
  .hero__panel {
    padding-top: 88vw;
    padding-bottom: 44px;
  }
}
/* ---- 2026-09-09c 第四轮（用户反馈） ---- */

/* 产品页：筛选行贴近页头 */
body.catalog-page .standard-page {
  padding-top: 42px;
}

/* 产品卡：场景主图铺满（白底棚拍图保持 contain 白底） */
.product-card__image img.cover {
  object-fit: cover;
}

/* 服务带：办公室场景背景 + 高白蒙版（保留浅色体系） */
.services-band {
  position: relative;
  background:
    linear-gradient(180deg, rgba(243, 244, 240, 0.93), rgba(243, 244, 240, 0.88)),
    url("../images/scenes/scene-12.jpg") center / cover no-repeat;
}

.services-band > * {
  position: relative;
  z-index: 1;
}
/* ---- 2026-09-09d 第五轮（用户反馈） ---- */

/* 详情页配图：上下单列、统一宽度（不再左右两列） */
.detail-shots__grid {
  grid-template-columns: 1fr;
  max-width: 860px;
  margin: 0 auto;
}

.detail-shots__grid img {
  width: 100%;
}

/* mega 菜单栏目标题：去掉下划线 */
.mega-groups .mega-col__title {
  border-bottom: 0;
  padding-bottom: 0;
}

/* 全站单一字体：标题/品牌不再使用衬线体 */
h1, h2, h3,
.brand__wordmark, .brand__name,
.home-proof strong, .capabilities strong,
.process-list h3, .service-card strong,
.group-card__media h3, .section-heading h2,
.hero h1.hero__title--manufacturer,
.detail-grid__meta h1, .page-hero h1 {
  font-family: Inter, "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  font-weight: 700;
}
/* == anim-20260909 == */
/* 2026-09-13 移除 scroll-behavior:smooth——桌面滚轮被动画拖慢产生卡顿感，移动端触摸滚动本就不受影响 */
/* 滚动显现：JS 加 .reveal，进入视口加 .is-in；无 JS 不影响显示 */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s ease, transform 0.85s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.is-in {
  opacity: 1;
  transform: none;
}
/* 卡片浮起微交互 */
.product-card,
.group-card,
.service-card,
.collection-card,
.post-card {
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}
.product-card:hover,
.group-card:hover,
.service-card:hover,
.collection-card:hover,
.post-card:hover {
  transform: translateY(-5px);
}
/* hero 入场（只播一次） */
@keyframes heroUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: none; }
}
.hero__panel > * {
  animation: heroUp 0.9s cubic-bezier(0.16, 1, 0.3, 1) both;
}
.hero__panel > *:nth-child(2) { animation-delay: 0.12s; }
.hero__panel > *:nth-child(3) { animation-delay: 0.24s; }
.hero__panel > *:nth-child(4) { animation-delay: 0.36s; }
/* 详情页画廊图片轻淡入 */
.detail-shots__grid img {
  transition: opacity 0.45s ease;
}
/* 减少动态偏好：全部关闭 */
/* == anim-20260912 == */
/* 2026-09-13 移除 hero 大图 2.8s 缩放动画：持续变换大图层是动画期掉帧主因 */
/* CTA 按钮与文字链微交互 */
.button { transition: background 0.25s ease, color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease; }
.button:hover,
.button:focus-visible { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(23, 24, 23, 0.14); }
.text-link span { display: inline-block; transition: transform 0.25s ease; }
.text-link:hover span { transform: translateX(4px); }
/* hero 视差层：强制 GPU 合成，避免滚动重绘大图卡顿 */
/* 2026-09-13 移除 will-change（常驻大图层占用 GPU，动画结束不再需要） */
/* 滚动后头部投影（JS 加 .is-scrolled） */
.site-header.is-scrolled { box-shadow: 0 10px 30px rgba(23, 24, 23, 0.08); }
/* 详情画廊逐张淡入（JS 加 .pre/.is-in，无 JS 不影响显示） */
.detail-shots__grid img.pre { opacity: 0; transform: translateY(14px); }
.detail-shots__grid img.is-in { opacity: 1; transform: none; }
.detail-shots__grid img { transition: opacity 0.55s ease, transform 0.65s cubic-bezier(0.16, 1, 0.3, 1); }
/* == anim-20260912b == */
/* 滚动显现变体：缩放入场（JS 加 .reveal-z） */
.reveal.reveal-z { transform: scale(0.92); }
.reveal.reveal-z.is-in { transform: none; }


/* ==========================================================================
   2026-09-08 HEADER & MEGA MENU REDESIGN · Herman Miller 式
   桌面样式全部收在 min-width:981px，移动端走抽屉+手风琴（原 980px 块仍生效）
   ========================================================================== */

/* ---- sticky header（锚点跳转留出高度） ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
}

[id] {
  scroll-margin-top: 92px;
}

/* ---- 语言下拉 · 细节统一 ---- */
.lang-btn {
  border-radius: 0;
}
.lang-menu {
  border-radius: 0;
}

/* ---- 桌面导航 + 全宽 mega 面板 ---- */
@media (min-width: 981px) {

  .site-nav__list {
    gap: 34px;
  }

  /* 锚定容器上移到 header：mega 面板相对 header 全宽 */
  .site-nav__list > li {
    position: static;
  }

  .site-nav__list > li > a {
    padding: 30px 0;
    font-size: 13.5px;
    font-weight: 600;
    letter-spacing: 0.02em;
  }

  .menu-caret {
    margin-left: 6px;
    transition: transform 160ms ease;
  }

  .menu-item-has-children:hover .menu-caret,
  .menu-item-has-children:focus-within .menu-caret {
    transform: rotate(180deg);
  }

  .site-nav__submenu.site-nav__megamenu {
    top: 100%;
    left: 0;
    right: 0;
    width: auto;
    min-width: 0;
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 8px 56px;
    padding: 40px max(calc((100% - 1240px) / 2), var(--pad)) 46px;
    border: 0;
    border-top: 1px solid var(--line);
    border-radius: 0;
    box-shadow: 0 34px 54px rgba(23, 24, 23, 0.1);
    transform: none;
    transition: opacity 150ms ease, visibility 150ms;
  }

  .menu-item-has-children:hover .site-nav__submenu.site-nav__megamenu,
  .menu-item-has-children:focus-within .site-nav__submenu.site-nav__megamenu,
  .menu-item-has-children.submenu-open .site-nav__submenu.site-nav__megamenu {
    transform: none;
  }

  .mega-groups .mega-col {
    padding: 0;
    border: 0;
  }

  .mega-groups .mega-col__title {
    margin: 0 0 12px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--line);
    font-size: 11.5px;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--muted);
  }

  .mega-groups .mega-col__title--dl {
    border-bottom: 0;
  }

  .mega-groups .mega-col ul a {
    padding: 7px 0;
    font-size: 14.5px;
    font-weight: 500;
    color: #3d403c;
  }

  .mega-groups .mega-col ul a:hover {
    color: var(--accent);
    background: transparent;
    text-decoration: none;
  }

  .mega-groups .mega-col ul a.mega-all {
    margin-top: 8px;
    padding-top: 12px;
    border-top: 1px solid var(--soft);
    color: var(--ink);
    font-weight: 700;
  }

  .mega-groups .mega-col ul a.mega-all::after {
    content: " \2192";
    margin-left: 6px;
    color: var(--accent);
  }

  .mega-groups .site-nav__submenu-action {
    margin: 0;
    padding: 0;
    border: 0;
  }

  .mega-groups .site-nav__submenu-action a {
    padding: 7px 0;
    color: var(--accent);
    font-size: 14.5px;
    font-weight: 600;
  }

  .mega-groups .site-nav__submenu-action a:hover {
    background: transparent;
    color: var(--ink);
  }
}

/* ---- 移动端：mega 作为抽屉里的手风琴内容 ---- */
@media (max-width: 980px) {
  .site-nav {
    z-index: 120;
  }

  .nav-open::after {
    z-index: 110;
  }

  .site-nav__submenu.site-nav__megamenu {
    padding: 2px 0 12px;
  }

  .mega-groups .mega-col__title {
    margin: 14px 0 4px;
    padding-bottom: 6px;
    border-bottom: 1px solid var(--soft);
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--muted);
  }

  .mega-groups .mega-col ul a {
    padding: 9px 0;
    font-size: 15px;
    color: #3d403c;
  }

  .mega-groups .mega-col ul a.mega-all {
    color: var(--accent);
    font-weight: 700;
  }

  .mega-groups .mega-col ul a.mega-all::after {
    content: "";
    margin: 0;
  }

  .mega-groups .site-nav__submenu-action a {
    color: var(--accent);
    font-weight: 700;
  }
}

/* ---- 20260910a 首页品类标题单行 + 两级筛选 + 页脚产品系列（用户反馈 2026-09-10） ---- */

/* 首页品类区：区块上移、标题不换行、引导语单行靠右 */
#collections {
  padding-top: 72px;
}

#collections .section-heading h2 br {
  display: none;
}

@media (min-width: 981px) {
  #collections .section-heading {
    justify-content: space-between;
    align-items: center;
    gap: 48px;
  }
}

@media (min-width: 1450px) {
  #collections .section-heading > p {
    max-width: none;
    white-space: nowrap;
  }
}

/* 产品页两级筛选：1级大类行 + 2级小类行 */
.filter-bar__sub {
  display: none;
  margin: -32px 0 40px;
}

.filter-bar__sub.is-expanded {
  display: flex;
}

.filter-bar__sub a {
  padding: 6px 13px;
  font-size: 12.5px;
  font-weight: 600;
}

.filter-bar a.is-open {
  border-color: var(--ink);
}

.filter-bar a.is-hidden {
  display: none;
}

/* 页脚「产品系列」：v4 起只保留大系列链接（.footer-series* 旧样式已废弃删除） */

/* ---- 2026-09-12h 品类墙：竖向分组，大类纯文字，子类无边框 ---- */
.catwall { display: grid; gap: 36px; }
.catwall__title {
  margin: 0 0 14px;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: .02em;
}
.catwall__subs {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(112px, 1fr));
  gap: 20px 12px;
}
.catwall__sub {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 9px;
  text-align: center;
}
.catwall__sub img {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  background: #fff;
  transition: transform 250ms ease;
}
.catwall__sub:hover img { transform: translateY(-3px); }
.catwall__sub span { font-size: 12.5px; line-height: 1.35; color: var(--muted); }
.catwall__sub:hover span { color: var(--accent); }
@media (max-width: 640px) {
  .catwall { gap: 28px; }
  .catwall__title { font-size: 18px; }
  .catwall__subs { grid-template-columns: repeat(auto-fill, minmax(100px, 1fr)); gap: 16px 10px; }
}
/* ---- end 2026-09-12h ---- */

/* ---- 2026-09-13a 筛选栏单行居中；分类墙密度 ---- */
@media (min-width: 900px) {
  .filter-bar { flex-wrap: nowrap; overflow-x: auto; }
}
.filter-bar__sub { justify-content: center; }
/* ---- end 2026-09-13a ---- */

/* ---- 2026-09-13b 桌面端滚动性能 ---- */
/* 移除 scroll-behavior:smooth 与 .hero__media will-change，见上方注释 */
/* ---- end 2026-09-13b ---- */

/* ---- 2026-09-13c 分类下拉 7 列一行 ---- */
.site-nav__submenu.site-nav__megamenu.mega-groups {
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 8px 30px;
}
/* ---- end 2026-09-13c ---- */

/* ---- 2026-09-13d 首页 7 大类卡片一排显示 ---- */
@media (min-width: 1100px) {
  .group-grid { grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 14px; }
  .group-card__media img { padding: 12px 12px 0; }
  .group-card__list a { padding: 4.5px 0; }
}
/* ---- end 2026-09-13d ---- */

/* ---- 2026-09-13e 首页七大品类通栏、与上方内容左对齐 ---- */
#collections { width: 100%; padding: 72px var(--pad) 96px; }
/* ---- end 2026-09-13e ---- */

/* ---- 2026-09-13f 服务区背景延伸到 CTA；产品图灯箱 ---- */
.home-tail {
  position: relative;
  background:
    linear-gradient(180deg, rgba(243, 244, 240, 0.93), rgba(243, 244, 240, 0.88)),
    url("../images/scenes/scene-12.jpg") center / cover no-repeat;
}
.home-tail .services-band,
.home-tail .home-cta { background: none; }

.img-lightbox {
  position: fixed; inset: 0;
  background: rgba(20, 21, 20, 0.9);
  display: none;
  align-items: center; justify-content: center;
  z-index: 9999; cursor: zoom-out; padding: 24px;
  touch-action: none;
}
.img-lightbox.is-open { display: flex; }
.img-lightbox img {
  max-width: 94vw; max-height: 94vh; object-fit: contain; background: #fff;
  transform-origin: center center;
  user-select: none; -webkit-user-drag: none;
}
.img-lightbox.is-zoomed { cursor: grab; }
.img-lightbox.is-dragging { cursor: grabbing; }
.img-lightbox.is-dragging img { pointer-events: none; }
.pdp-main, .pdp-shot img, #detail-main, .detail-shots__grid img { cursor: zoom-in; }
/* ---- end 2026-09-13f ---- */

/* ---- 2026-09-13g 用户反馈：去 home-cta 顶部线 + 文案上移（版面高度不变） ---- */
.home-cta {
  border-top: none;
  padding-top: 60px;
  padding-bottom: 132px;
}
/* ---- end 2026-09-13g ---- */

/* ---- 2026-09-13h 修复：手机菜单打开时灰色遮罩盖住抽屉 ---- */
/* 根因：抽屉 .site-nav 在 .site-header（sticky, z:100）的层叠上下文内，
   其 z:120 只在头内生效；遮罩 body::after z:110 在页面层压过整个头部。
   修复：菜单打开时把头部整体提到遮罩之上。 */
@media (max-width: 980px) {
  .nav-open .site-header { z-index: 130; }
}
/* ---- end 2026-09-13h ---- */
/* ---- 2026-09-14 休闲桌椅分类：每排6个、左右撑满对齐（用户要求） ---- */
.catalog-grid--6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
@media (max-width: 1100px) {
  .catalog-grid--6 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}
@media (max-width: 700px) {
  .catalog-grid--6 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
/* ---- end 2026-09-14 ---- */
/* ---- 2026-09-14b 椅子系列卡片：子分类左右两列（左6个，其余在右列，用户指定） ---- */
.group-card__list--split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: repeat(6, auto);
  grid-auto-flow: column;
  column-gap: 16px;
}
/* ---- end 2026-09-14b ---- */
/* 2026-09-14c 右列文字靠右贴边，与左列左缘留白对称（用户指定） */
.group-card__list--split li:nth-child(n + 7) { text-align: right; }

/* ---- 2026-09-16 全站 CTA 统一：照片底（对齐首页 home-tail 观感，用户拍板） ---- */
.home-cta {
  background:
    linear-gradient(180deg, rgba(243, 244, 240, 0.93), rgba(243, 244, 240, 0.88)),
    url("../images/scenes/scene-12.jpg") center / cover no-repeat;
}