:root {
  --ink: #1d262a;
  --ink-soft: #3b464b;
  --muted: #68736e;
  --paper: #f4f6f4;
  --surface: #ffffff;
  --line: #d8dfda;
  --accent: #0e7c6b;
  --accent-dark: #0a5d52;
  --accent-soft: #e3f2ed;
  --warm: #0e7c6b;
  --warm-soft: #e4f5ed;
  --warm-ink: #0f6b5c;
  --warm-lite: #a8e6d3;
  --night: #1b2529;
  --night-soft: #273439;
  --radius: 8px;
  --shadow: 0 14px 36px rgba(29, 38, 42, 0.12);
  --font: "Microsoft YaHei", "PingFang SC", "Noto Sans CJK SC", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--font);
  line-height: 1.7;
}

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

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

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

.container {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.topbar {
  background: var(--night);
  color: #dce8e3;
  font-size: 13px;
}

.topbar-inner {
  min-height: 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.topbar-note {
  color: var(--warm-lite);
  letter-spacing: 0;
}

.topbar-contact {
  display: flex;
  gap: 18px;
  align-items: center;
  white-space: nowrap;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  position: relative;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0;
  min-width: 0;
}

.brand-mark {
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  display: grid;
  place-items: center;
  border-radius: var(--radius);
  background: var(--night);
  color: #fff;
  font-weight: 800;
  font-size: 16px;
}

.brand-logo {
  width: auto;
  height: 44px;
  flex: 0 0 auto;
  border-radius: 0;
  background: transparent;
}

.brand-text {
  min-width: 0;
}

.brand-text strong {
  display: block;
  font-size: 18px;
  line-height: 1.25;
  white-space: nowrap;
}

.brand-text span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.35;
  white-space: nowrap;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.header-search {
  display: flex;
  gap: 6px;
  margin-left: 8px;
}

.header-search input {
  width: 168px;
  min-height: 38px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--ink);
}

.header-search button {
  min-height: 38px;
  padding: 0 12px;
  border: 1px solid var(--accent);
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
}

.search-toggle {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: #fff;
  color: var(--ink);
  cursor: pointer;
}

.search-toggle:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-dark);
}

.search-popover {
  display: none;
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  z-index: 80;
  width: 320px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--shadow);
}

.search-popover.open {
  display: block;
}

.search-popover form {
  display: flex;
  gap: 6px;
}

.search-popover input {
  flex: 1;
  min-width: 0;
  min-height: 38px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
}

.search-popover button {
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
}

.nav-item {
  position: relative;
}

.nav-item > .nav-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.nav-item > .nav-link::after {
  content: "";
  width: 6px;
  height: 6px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
}

.has-mega {
  position: relative;
}

.mega-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 70;
  width: 360px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #ffffff;
  box-shadow: var(--shadow);
}

.has-mega:hover .mega-menu,
.has-mega:focus-within .mega-menu {
  display: block;
}

.mega-tabs {
  display: flex;
  gap: 4px;
  padding: 6px;
  border-bottom: 1px solid var(--line);
}

.mega-tab {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 14px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--ink-soft);
  cursor: pointer;
  text-decoration: none;
}

.mega-tab.active {
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-weight: 700;
}

.mega-panel {
  display: none;
  padding: 10px 6px 6px;
}

.mega-panel.active {
  display: block;
}

.mega-panel a {
  display: block;
  padding: 8px 10px;
  border-radius: 6px;
  color: var(--ink-soft);
}

.mega-panel a:hover {
  background: var(--accent-soft);
  color: var(--accent-dark);
}

.mega-simple-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 8px 6px;
}

.mega-simple-list a {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 600;
}

.mega-simple-list a:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-dark);
}

.main-nav a {
  padding: 8px 13px;
  border-radius: 6px;
  color: var(--ink-soft);
  font-size: 15px;
  white-space: nowrap;
}

.main-nav a:hover {
  color: var(--accent-dark);
  background: var(--accent-soft);
}

.main-nav a.active {
  color: var(--accent-dark);
  background: transparent;
  font-weight: 700;
}

.dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 60;
  min-width: 230px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #ffffff;
  box-shadow: var(--shadow);
}

.nav-item:hover .dropdown,
.nav-item:focus-within .dropdown {
  display: block;
}

.dropdown a {
  display: block;
  padding: 8px 12px;
  border-radius: 6px;
}

.dropdown a:hover {
  background: var(--accent-soft);
  color: var(--accent-dark);
}

.dropdown-wide {
  width: 520px;
}

.dropdown-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.dropdown-column strong {
  display: block;
  padding: 6px 10px 2px;
  color: var(--muted);
  font-size: 13px;
}

.menu-toggle {
  display: none;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
  min-width: 42px;
  height: 42px;
  cursor: pointer;
}

.hero {
  background: var(--night);
  color: #f7fbf9;
  border-bottom: 4px solid var(--warm);
}

.home-carousel {
  position: relative;
  height: calc(100vh - 115px);
  min-height: 560px;
  overflow: hidden;
  background: var(--night);
}

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

.carousel-slide {
  opacity: 0;
  transition: opacity 0.8s ease;
  pointer-events: none;
}

.carousel-slide.active {
  opacity: 1;
  pointer-events: auto;
}

.carousel-link {
  position: absolute;
  inset: 0;
  display: block;
}

.carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.carousel-arrow {
  position: absolute;
  top: 50%;
  z-index: 6;
  width: 46px;
  height: 46px;
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 50%;
  background: rgba(27, 37, 42, 0.35);
  color: #fff;
  font-size: 28px;
  line-height: 1;
  cursor: pointer;
  transform: translateY(-50%);
}

.carousel-prev {
  left: 24px;
}

.carousel-next {
  right: 24px;
}

.carousel-dots {
  position: absolute;
  bottom: 28px;
  left: 50%;
  z-index: 6;
  display: flex;
  gap: 8px;
  transform: translateX(-50%);
}

.carousel-dot {
  width: 10px;
  height: 10px;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  cursor: pointer;
}

.carousel-dot.active {
  background: var(--warm);
}

.hero-grid {
  min-height: 460px;
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  align-items: center;
  gap: 52px;
  padding: 64px 0 72px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  color: var(--warm-lite);
  font-size: 14px;
}

.eyebrow::before {
  content: "";
  width: 28px;
  height: 2px;
  background: var(--warm);
}

.hero h1 {
  margin: 0 0 18px;
  max-width: 680px;
  font-size: clamp(32px, 4vw, 50px);
  line-height: 1.22;
  letter-spacing: 0;
}

.hero p {
  max-width: 640px;
  margin: 0 0 28px;
  color: #cbd8d3;
  font-size: 17px;
}

.value-band {
  background: var(--night-soft);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  padding: 34px 0;
}

.value-item {
  padding: 16px 18px;
  border-left: 3px solid var(--warm);
  background: rgba(255, 255, 255, 0.05);
  border-radius: 6px;
}

.value-item strong {
  display: block;
  margin-bottom: 6px;
  color: var(--warm-lite);
  font-size: 20px;
  letter-spacing: 0;
}

.value-item p {
  margin: 0;
  color: #cbd8d3;
  font-size: 14px;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 20px;
  border-radius: 6px;
  font-weight: 700;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.btn-primary {
  border: 1px solid #9fd4bf;
  background: var(--warm-soft);
  color: var(--warm-ink);
}

.btn-primary:hover {
  border-color: #7ec5a9;
  background: #d2eee2;
}

.btn-secondary {
  border: 1px solid rgba(255, 255, 255, 0.4);
  color: #fff;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
}

.hero-panel {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  padding: 20px;
}

.hero-panel img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.hero-panel-figcaption {
  margin-top: 10px;
  color: #cbd8d3;
  font-size: 13px;
}

.signal-bar {
  height: 8px;
  margin-top: 12px;
  display: grid;
  grid-template-columns: 1fr 2fr 1fr;
  gap: 6px;
}

.signal-bar span {
  border-radius: 999px;
  background: var(--accent);
}

.signal-bar span:nth-child(2) {
  background: #3ba98c;
}

.section {
  padding: 76px 0;
}

.section-alt {
  background: var(--surface);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 28px;
  margin-bottom: 34px;
}

.section-head h2 {
  margin: 0;
  color: var(--accent-dark);
  font-size: clamp(26px, 3vw, 36px);
  line-height: 1.3;
  letter-spacing: 0;
}

.section-head p {
  max-width: 620px;
  margin: 8px 0 0;
  color: var(--muted);
}

.chamber-detail-head .section-title {
  margin-bottom: 10px;
}

.section-head .chamber-detail-tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  max-width: 760px;
  margin: 0 0 6px;
}

.section-head .chamber-detail-lead {
  max-width: 760px;
  margin: 0;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.8;
}

.section-head a {
  color: var(--accent-dark);
  font-weight: 700;
  white-space: nowrap;
}

.section-title {
  position: relative;
  padding-left: 16px;
  margin: 0 0 18px;
  color: var(--accent-dark);
  font-size: 28px;
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: 0;
}

.section-title::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  width: 9px;
  height: 9px;
  border-radius: 2px;
  background: var(--accent);
  transform: translateY(-50%);
}

.section-title-gap {
  margin-top: 52px;
}

.content-with-sidebar {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 32px;
  align-items: start;
}

.left-nav {
  position: sticky;
  top: 92px;
  padding: 0 16px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  max-height: calc(100vh - var(--pin-header-height, 92px) - var(--pin-crumb-height, 44px) - 24px);
  overflow-y: auto;
  scrollbar-width: thin;
}

.left-nav-top {
  position: sticky;
  top: 0;
  z-index: 6;
  background: var(--surface);
  padding-top: 16px;
}

.left-nav-head {
  margin-bottom: 12px;
  padding: 8px 10px;
  border-radius: 6px;
  background: var(--night);
  color: #fff;
  font-weight: 800;
}

.left-nav-tools {
  display: flex;
  justify-content: flex-end;
  margin: -6px 0 8px;
}

.left-nav-tools button {
  min-height: 28px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  color: var(--ink-soft);
  cursor: pointer;
  font-size: 12px;
}

.left-nav-tools button:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-dark);
}

.left-nav summary {
  padding: 8px 10px;
  border-radius: 6px;
  color: var(--ink-soft);
  cursor: pointer;
  font-weight: 400;
}

.left-nav summary:hover {
  background: var(--accent-soft);
  color: var(--accent-dark);
}

/* 选中路径（当前所选树及其祖先）加粗，其余树级默认非粗体 */
.left-nav-sub.active-path > summary {
  font-weight: 700;
}
.left-nav-sub.active-path > summary .left-nav-sub-link,
.left-nav-sub.active-path > summary .left-nav-brand-name {
  font-weight: 700;
}
.left-nav-brand-name.active {
  font-weight: 700;
}

.left-nav-children {
  padding-left: 16px;
}

.left-nav-link {
  display: block;
  padding: 7px 10px;
  border-radius: 6px;
  color: var(--ink-soft);
  font-size: 14px;
}

.left-nav-link:hover,
.left-nav-link.active {
  background: var(--accent-soft);
  color: var(--accent-dark);
}
.left-nav-link.active {
  font-weight: 700;
}

.left-nav-sub summary {
  font-size: 14px;
}

.two-column {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.service-card {
  min-height: 180px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.service-card .index {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  margin-bottom: 16px;
  border-radius: 6px;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-weight: 800;
}

.service-card h3 {
  margin: 0 0 8px;
  font-size: 18px;
}

.service-card p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.industry-strip {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
}

.industry-item {
  min-height: 92px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  text-align: center;
  font-weight: 700;
  color: var(--ink-soft);
}

.process {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
  counter-reset: step;
}

.process-step {
  padding: 20px;
  border-top: 3px solid var(--accent);
  border-radius: var(--radius);
  background: var(--surface);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.process-step::before {
  counter-increment: step;
  content: "0" counter(step);
  display: block;
  margin-bottom: 10px;
  color: var(--accent);
  font-weight: 800;
}

.process-step strong {
  display: block;
  margin-bottom: 6px;
}

.process-step span {
  color: var(--muted);
  font-size: 14px;
}

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

.strength {
  padding: 22px;
  border-radius: var(--radius);
  background: var(--accent-soft);
}

.strength h3 {
  margin: 0 0 6px;
  color: var(--accent-dark);
  font-size: 17px;
}

.strength p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
}

.cta-band {
  background: var(--night);
  color: #fff;
}

.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 46px 0;
}

.cta-inner h2 {
  margin: 0 0 8px;
  font-size: 26px;
}

.cta-inner p {
  margin: 0;
  color: #cbd8d3;
}

.page-hero {
  position: relative;
  padding: 118px 0;
  background-image: url("../img/material/chambers/chamber-nanchang-10m-render.jpg");
  background-position: center;
  background-size: cover;
  color: #fff;
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(27, 37, 42, 0.55);
}

.page-hero .container {
  position: static;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 240px;
  padding-bottom: 48px;
}

.page-hero h1 {
  position: relative;
  z-index: 2;
  margin: 0 0 10px;
  font-size: clamp(30px, 4vw, 44px);
}

.page-hero p {
  position: relative;
  z-index: 2;
  display: none;
}

.breadcrumb {
  position: absolute;
  left: 0;
  bottom: 0;
  z-index: 3;
  margin: 0;
  padding: 7px 12px;
  border-radius: 6px;
  background: rgba(27, 37, 42, 0.72);
  color: var(--warm-lite);
  font-size: 14px;
}

.inner-banner {
  position: relative;
  min-height: 190px;
  overflow: hidden;
  background: var(--night);
  color: #fff;
}

.inner-banner-copy {
  position: absolute;
  inset: auto 0 0;
  z-index: 5;
  padding: 16px 0 48px;
  background: linear-gradient(180deg, rgba(27, 37, 42, 0) 0%, rgba(27, 37, 42, 0.84) 100%);
  pointer-events: none;
}

.inner-banner-copy a {
  pointer-events: auto;
}

.inner-banner-copy .container {
  position: static;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 92px;
  padding-bottom: 48px;
}

.inner-banner-copy h1 {
  position: relative;
  z-index: 2;
  margin: 0 0 6px;
  font-size: clamp(24px, 3vw, 34px);
}

.inner-banner-copy p {
  position: relative;
  z-index: 2;
  display: block;
  max-width: 780px;
  margin: 0;
  color: #e6ece9;
  font-size: 15px;
}

.inner-carousel {
  position: relative;
  height: 220px;
  min-height: 180px;
  overflow: hidden;
  background: var(--night);
}

.brand-core-banner {
  background-size: cover;
  background-position: center;
  padding: 56px 0;
}

.brand-core-banner .container {
  min-height: 120px;
  padding-bottom: 32px;
}

.brand-core-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(27, 37, 42, 0.88), rgba(27, 37, 42, 0.42) 62%, rgba(27, 37, 42, 0.12));
  pointer-events: none;
}

.brand-marquee-banner {
  min-height: 210px;
}

.brand-marquee {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.brand-marquee-track {
  display: flex;
  width: max-content;
  height: 100%;
  align-items: center;
  animation: brand-marquee-move 36s linear infinite;
  will-change: transform;
}

.brand-marquee-group {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 0 24px;
}

.brand-marquee-item {
  display: flex;
  width: 220px;
  min-height: 110px;
  position: relative;
  pointer-events: auto;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 14px 20px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-top: 4px solid var(--brand-color, var(--accent));
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.07);
  color: #fff;
  text-align: center;
  text-decoration: none;
  transition: transform 0.18s ease, background 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.brand-marquee-item:hover {
  transform: scale(1.14);
  border-color: var(--brand-color, var(--accent));
  background: var(--brand-color, var(--accent));
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.36);
}

.brand-marquee-item:hover .brand-marquee-logo {
  color: #fff;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.24);
}

.brand-marquee-item:hover small {
  color: rgba(255, 255, 255, 0.92);
}

.brand-marquee-logo {
  color: var(--brand-color, var(--accent));
  font-size: clamp(17px, 1.8vw, 26px);
  font-weight: 900;
  letter-spacing: 0.02em;
  line-height: 1.05;
  text-transform: uppercase;
  white-space: nowrap;
}

.brand-marquee-item small {
  margin-top: 6px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 11px;
  line-height: 1.35;
}

@keyframes brand-marquee-move {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

.prose {
  max-width: 860px;
}

.prose h2 {
  margin: 0 0 12px;
}

.prose p {
  margin: 0 0 16px;
  color: var(--ink-soft);
}

.facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 28px;
}

.fact {
  padding: 22px;
  border-left: 3px solid var(--warm);
  border-radius: var(--radius);
  background: var(--surface);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.fact strong {
  display: block;
  margin-bottom: 4px;
  font-size: 24px;
  color: var(--accent-dark);
}

.fact span {
  color: var(--muted);
  font-size: 14px;
}

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

.trust-item {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.trust-item strong {
  display: block;
  margin-bottom: 8px;
  color: var(--accent-dark);
  font-size: 17px;
}

.trust-item p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.standards {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 20px 0 0;
  padding: 0;
}

.standards li {
  list-style: none;
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-size: 14px;
  font-weight: 700;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
}

.search-box {
  position: relative;
  flex: 1;
  min-width: 240px;
}

.search-box input {
  width: 100%;
  min-height: 42px;
  padding: 0 14px 0 38px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--ink);
}

.search-box::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 50%;
  width: 14px;
  height: 14px;
  border: 2px solid var(--muted);
  border-radius: 50%;
  transform: translateY(-56%);
}

.search-box::after {
  content: "";
  position: absolute;
  left: 28px;
  top: calc(50% + 7px);
  width: 7px;
  height: 2px;
  background: var(--muted);
  transform: rotate(45deg);
}

.filter-btn {
  min-height: 40px;
  padding: 0 15px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--ink-soft);
  cursor: pointer;
}

.filter-btn.active {
  border-color: var(--accent);
  background: var(--accent);
  color: #fff;
}

.product-overview-list {
  display: grid;
  gap: 12px;
}

.product-overview-row {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  min-width: 0;
  padding: 18px 22px;
  border: 1px solid var(--line);
  border-left: 4px solid var(--brand-color, var(--accent));
  border-radius: 6px;
  background: var(--surface);
  transition: border-color 160ms ease, background 160ms ease, transform 160ms ease;
}

.product-overview-row:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
}

@media (hover: hover) {
  .brand-overview-row:hover {
    transform: scale(1.015);
  }
}

.brand-overview-row {
  border-left-color: var(--accent);
}

.product-overview-main {
  min-width: 0;
}

.product-overview-main small,
.product-overview-copy small {
  display: block;
  margin-bottom: 5px;
  color: var(--muted);
  font-size: 12px;
}

.product-overview-main strong,
.product-overview-copy strong {
  display: block;
  margin-bottom: 4px;
  color: var(--ink);
  font-size: 17px;
  line-height: 1.4;
}

.product-overview-main small {
  margin-bottom: 0;
}

.product-overview-row p,
.product-overview-copy small {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.7;
}

.product-overview-action {
  padding: 8px 12px;
  border: 1px solid rgba(14, 124, 107, 0.35);
  border-radius: 4px;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
}

.brand-submenu-row {
  grid-template-columns: minmax(190px, 0.8fr) minmax(0, 1.7fr) auto;
  padding: 16px 20px;
}

.brand-submenu-row .product-overview-main strong {
  margin-bottom: 0;
}

.brand-submenu-copy {
  min-width: 0;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.7;
}

.brand-submenu-copy > span {
  display: block;
}

.brand-submenu-preview {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.brand-detail-head {
  margin: 0 0 18px;
}

.brand-detail-kicker {
  display: block;
  margin-bottom: 6px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
}

.brand-detail-head h1 {
  margin: 0 0 8px;
  color: var(--ink);
  font-size: 30px;
  line-height: 1.25;
}

.brand-detail-head p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.7;
}

.category-overview-row {
  grid-template-columns: 150px minmax(0, 1fr) auto;
}

.category-overview-row img {
  width: 150px;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: 4px;
  background: #e7ece9;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.product-card {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
}

.interactive-product-card,
.interactive-related-card {
  color: inherit;
  text-decoration: none;
  transition: border-color 160ms ease, background 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.interactive-product-card:hover,
.interactive-product-card:focus-visible,
.interactive-related-card:hover,
.interactive-related-card:focus-visible {
  border-color: var(--accent);
  background: var(--accent-soft);
  box-shadow: 0 8px 24px rgba(14, 124, 107, 0.1);
  transform: scale(1.012);
}

.product-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: #e7ece9;
}

.product-thumb {
  display: block;
  overflow: hidden;
}

.product-thumb img {
  transition: transform 0.2s ease;
}

.product-card:hover .product-thumb img {
  transform: scale(1.02);
}

.product-body {
  padding: 20px;
}

.product-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

.tag {
  padding: 4px 9px;
  border-radius: 999px;
  background: var(--warm-soft);
  color: var(--warm-ink);
  font-size: 12px;
  font-weight: 700;
}

.tag-brand {
  background: var(--accent);
  color: #fff;
}

.product-card h3 {
  margin: 0 0 8px;
  font-size: 18px;
  line-height: 1.45;
}

.product-card p {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 14px;
}

.product-card .standards {
  margin: 0;
  gap: 6px;
}

.product-card .standards li {
  padding: 4px 8px;
  font-size: 12px;
}

.product-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.card-title-link {
  color: var(--accent-dark);
}

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

.category-card {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.category-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow);
}

.home-category-grid {
  margin-top: 6px;
}

.category-card img {
  width: 100%;
  height: 150px;
  object-fit: cover;
  background: #e7ece9;
}

.category-card-body {
  padding: 18px;
}

.category-card h3 {
  margin: 0 0 6px;
  font-size: 18px;
  color: var(--ink);
}

.category-card p {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 14px;
}

.category-count {
  display: inline-block;
  padding: 5px 10px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-size: 12px;
  font-weight: 700;
}

.project-article {
  display: grid;
  gap: 34px;
  min-width: 0;
}

.article-hero {
  margin: 0;
}

.article-hero img {
  width: 100%;
  min-height: 320px;
  max-height: 520px;
  object-fit: cover;
  border-radius: var(--radius);
  background: #dfe6e2;
}

.article-hero figcaption,
.article-inline-figure figcaption {
  margin-top: 9px;
  color: var(--muted);
  font-size: 13px;
  text-align: center;
}

.article-intro p {
  margin: 0 0 15px;
  color: var(--ink-soft);
  font-size: 16px;
  line-height: 1.95;
  text-indent: 2em;
}

.article-intro p:last-child {
  margin-bottom: 0;
}

.article-stream {
  display: grid;
  gap: 36px;
  max-width: 900px;
}

.article-section h2 {
  position: relative;
  display: block;
  margin: 0 0 21px;
  padding: 5px 0 5px 18px;
  border-bottom: 0;
  color: var(--accent-dark);
  font-size: 25px;
  line-height: 1.4;
}

.article-section h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 9px;
  height: 9px;
  border-radius: 2px;
  background: var(--accent);
  transform: translateY(-50%);
}

.chamber-detail-article .article-section h2 {
  font-size: 20px;
}

.privacy-page-title {
  margin: 0 0 24px;
  color: var(--accent-dark);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.5;
}

.privacy-page .article-section h2 {
  font-size: 18px;
  font-weight: 700;
}

.chamber-detail-head .section-title {
  font-size: 20px;
}

.article-section p {
  margin: 0 0 15px;
  color: var(--ink-soft);
  font-size: 16px;
  line-height: 1.95;
  text-indent: 2em;
}

.article-section p:last-child {
  margin-bottom: 0;
}

.article-inline-figure {
  margin: 27px 0 4px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.article-inline-figure img {
  width: 100%;
  height: auto;
  background: #f5f7f6;
}

.article-process {
  position: relative;
  margin: 10px 0 0;
  padding: 0 0 0 28px;
}

.article-process::before {
  content: "";
  position: absolute;
  top: 8px;
  bottom: 8px;
  left: 4px;
  width: 1px;
  background: var(--line);
}

.article-process p {
  position: relative;
  margin: 0;
  padding: 0 0 19px;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.8;
  text-indent: 0;
}

.article-process p::before {
  content: "";
  position: absolute;
  top: 8px;
  left: -28px;
  width: 9px;
  height: 9px;
  border: 2px solid var(--accent);
  background: #fff;
  transform: rotate(45deg);
}

.article-process p:last-child {
  padding-bottom: 0;
}

.article-standard-lines {
  border-top: 1px solid var(--line);
}

.article-standard-lines p {
  margin: 0;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  text-indent: 0;
}

.article-standard-lines p:last-child {
  border-bottom: 0;
}

.article-metrics {
  display: grid;
  grid-template-columns: 1fr;
  margin-top: 20px;
  border-top: 1px solid var(--line);
}

.article-metric {
  min-width: 0;
  padding: 16px 22px 16px 0;
  border-bottom: 1px solid var(--line);
}

.article-metric span {
  display: block;
  margin-bottom: 6px;
  color: var(--accent-dark);
  font-size: 13px;
  font-weight: 800;
  line-height: 1.55;
}

.article-metric strong {
  display: block;
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.75;
  white-space: pre-line;
}

.project-profile {
  display: grid;
  gap: 38px;
  min-width: 0;
}

.project-profile-hero {
  padding: 34px 36px 0;
  border-left: 4px solid var(--warm);
  border-radius: var(--radius);
  background: var(--night);
  color: #fff;
}

.project-kicker {
  display: block;
  margin-bottom: 12px;
  color: #9fd8cd;
  font-size: 12px;
  font-weight: 800;
}

.project-lead {
  max-width: 850px;
  margin: 0;
  color: #e6efec;
  font-size: 17px;
  line-height: 1.8;
}

.project-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.project-fact {
  min-width: 0;
  padding: 18px 22px 22px 0;
  border-right: 1px solid rgba(255, 255, 255, 0.14);
}

.project-fact + .project-fact {
  padding-left: 22px;
}

.project-fact:last-child {
  border-right: 0;
}

.project-fact span {
  display: block;
  margin-bottom: 6px;
  color: #9fd8cd;
  font-size: 12px;
  font-weight: 700;
}

.project-fact strong {
  display: block;
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.65;
}

.project-section {
  min-width: 0;
}

.project-section-head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 20px;
  padding-bottom: 13px;
  border-bottom: 1px solid var(--line);
}

.project-index {
  flex: 0 0 32px;
  padding-top: 3px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 800;
}

.project-section-head h2 {
  margin: 0;
  color: var(--accent-dark);
  font-size: 23px;
  line-height: 1.35;
}

.project-section-head p {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.project-overview {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
}

.project-overview p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 15px;
}

.project-item-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--line);
}

.project-item {
  min-width: 0;
  padding: 20px 24px 20px 0;
  border-bottom: 1px solid var(--line);
}

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

.project-item:nth-child(even) {
  padding-left: 24px;
}

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

.project-item h4,
.project-focus-item h4 {
  margin: 0 0 7px;
  color: var(--ink);
  font-size: 16px;
  line-height: 1.5;
}

.project-item p,
.project-focus-item p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.project-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 38px;
}

.project-stack {
  border-top: 1px solid var(--line);
}

.project-stack-row {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  gap: 16px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
}

.project-stack-row strong {
  color: var(--accent-dark);
  font-size: 14px;
}

.project-stack-row span {
  color: var(--ink-soft);
  font-size: 14px;
}

.project-focus-list {
  border-top: 1px solid var(--line);
}

.project-focus-item {
  padding: 17px 0;
  border-bottom: 1px solid var(--line);
}

.project-chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
}

.project-chip {
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--ink-soft);
  font-size: 13px;
  font-weight: 600;
}

.project-action {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 25px 28px;
  border-left: 3px solid var(--accent);
  border-radius: 6px;
  background: var(--accent-soft);
}

.project-action h3 {
  margin: 0 0 5px;
  font-size: 20px;
}

.project-action p {
  max-width: 700px;
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
}

.project-action-links {
  display: flex;
  flex: 0 0 auto;
  flex-wrap: wrap;
  gap: 10px;
}

.product-count {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 14px;
}

.empty-state {
  padding: 42px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  text-align: center;
}

.empty-state h2 {
  margin: 0 0 8px;
}

.empty-state p {
  margin: 0 0 18px;
  color: var(--muted);
}

.btn-small {
  min-height: 36px;
  padding: 0 12px;
  font-size: 13px;
}

.btn-outline {
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--accent-dark);
}

.btn-outline:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.btn-secondary-dark {
  border: 1px solid rgba(29, 38, 42, 0.25);
  color: var(--ink);
  background: #fff;
}

.btn-secondary-dark:hover {
  background: var(--paper);
}

.detail-hero {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 26px;
  padding: 26px;
  margin-bottom: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.detail-hero img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 6px;
  background: #e7ece9;
}

.detail-hero-copy {
  display: flex;
  flex-direction: column;
}

.detail-hero-copy p {
  margin: 0 0 16px;
  color: var(--ink-soft);
  font-size: 16px;
}

.detail-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: auto;
  padding-top: 16px;
}

.detail-hero .detail-actions .btn {
  background: var(--accent-soft);
  border-color: rgba(14, 124, 107, 0.35);
  color: var(--accent-dark);
}

.detail-hero .detail-actions .btn:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.detail-section {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.detail-section-wide {
  grid-column: 1 / -1;
}

.detail-section h2 {
  margin: 0 0 14px;
  font-size: 20px;
}

.detail-blocks {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.detail-block + .detail-block {
  padding-left: 18px;
  border-left: 1px solid var(--line);
}

.detail-section .standards,
.detail-section .app-list {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
  margin: 0;
}

.detail-section .standards li,
.detail-section .app-list li {
  padding: 0;
  border-radius: 0;
  background: transparent;
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 600;
}

.detail-section-fill {
  display: flex;
  flex-direction: column;
}

.detail-section-fill .detail-blocks {
  flex: 1;
  align-items: stretch;
}

.detail-section-fill .detail-block {
  height: 100%;
}

.detail-section-fill .standards.standards-columns,
.detail-section-fill .app-list.app-list-columns {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
  margin: 0;
}

.option-details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.option-details summary {
  padding: 14px 16px;
  color: var(--accent-dark);
  cursor: pointer;
  font-weight: 800;
}

.option-details .app-list {
  padding: 0 16px 16px;
}

.option-link {
  color: var(--accent-dark);
  font-weight: 700;
}

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

.option-browser-head h2 {
  margin: 0 0 14px;
  font-size: 20px;
}

.option-note {
  margin: -4px 0 16px;
  padding: 10px 12px;
  background: var(--paper, #fff);
  border: 1px solid var(--line, #e3e3e3);
  border-radius: 4px;
  color: #4a4a4a;
  font-size: 14px;
  line-height: 1.7;
}

.option-browser-shell {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.option-browser-tabs {
  grid-column: 1 / -1;
  display: flex;
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.option-tab {
  padding: 12px 18px;
  border: 0;
  border-right: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  font-size: 15px;
  font-weight: 800;
  cursor: pointer;
}

.option-tab.active {
  color: var(--accent-dark);
  background: var(--accent-soft);
}

.option-browser-list {
  padding: 12px;
  border-right: 1px solid var(--line);
  background: var(--paper);
}

.option-group-label {
  padding: 8px 4px 4px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.option-group-label:first-child {
  padding-top: 0;
}

.option-chip {
  display: block;
  width: 100%;
  min-height: 38px;
  padding: 8px 10px;
  margin-bottom: 4px;
  border: 1px solid transparent;
  border-radius: 6px;
  background: transparent;
  color: var(--ink-soft);
  cursor: pointer;
  text-align: left;
  font-size: 14px;
}

.option-chip:hover,
.option-chip.active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-weight: 700;
}

.option-browser-panel {
  padding: 20px;
  min-width: 0;
}

.option-panel-head h3 {
  margin: 0 0 8px;
  font-size: 20px;
}

.option-panel-head p {
  margin: 0 0 14px;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.6;
}

.option-panel-block {
  margin-top: 16px;
}

.option-panel-block h4 {
  margin: 0 0 8px;
  color: var(--ink);
  font-size: 16px;
}

.option-empty {
  padding: 18px;
  border: 1px dashed var(--line);
  border-radius: 6px;
  color: var(--muted);
  text-align: center;
}

.check-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.check-list li {
  position: relative;
  padding-left: 24px;
  margin: 8px 0;
  color: var(--ink-soft);
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 7px;
  width: 8px;
  height: 8px;
  background: #16a34a;
  border-radius: 1px;
}

.app-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0;
  margin: 0;
}

.app-list li {
  padding: 7px 11px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-size: 13px;
  font-weight: 700;
}

.app-list.app-list-columns,
.standards.standards-columns {
  display: grid;
  grid-template-rows: repeat(3, auto);
  grid-auto-flow: column;
  grid-auto-columns: max-content;
  gap: 6px 20px;
  margin: 0 0 18px;
  align-content: start;
}

.app-list.app-list-columns li,
.standards.standards-columns li {
  padding: 0;
  border-radius: 0;
  background: transparent;
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 600;
  text-align: left;
}

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

.spec-table th,
.spec-table td {
  padding: 11px 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  font-size: 14px;
  vertical-align: top;
}

.spec-table th {
  width: 34%;
  color: var(--muted);
  font-weight: 700;
}

.spec-table .spec-line {
  display: block;
  line-height: 1.65;
}

.spec-table .spec-line + .spec-line {
  margin-top: 4px;
}

.related-section {
  margin-top: 34px;
}

.related-section h2 {
  margin: 0 0 16px;
  font-size: 22px;
}

.notice {
  padding: 12px 16px;
  border-left: 3px solid var(--warm);
  border-radius: 6px;
  background: var(--warm-soft);
  color: var(--warm-ink);
  font-size: 14px;
  margin: 0 0 24px;
}

.brand-notice {
  margin: 0 0 24px;
  padding: 12px 16px;
  border-left: 3px solid var(--accent);
  border-radius: 6px;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-size: 14px;
}

.quick-path-section {
  padding: 54px 0 0;
}

.quick-path-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.quick-path-card {
  min-height: 132px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.quick-path-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow);
}

.quick-path-card strong {
  display: block;
  margin-bottom: 8px;
  color: var(--accent-dark);
  font-size: 18px;
}

.quick-path-card span {
  color: var(--muted);
  font-size: 14px;
}

.solution-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.solution-tier-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.solution-tier {
  min-height: 180px;
  padding: 26px;
  border-top: 3px solid var(--accent);
  border-radius: var(--radius);
  background: var(--surface);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.solution-tier span {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  margin-bottom: 16px;
  border-radius: 6px;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-weight: 800;
}

.solution-tier h3 {
  margin: 0 0 8px;
  font-size: 19px;
}

.solution-tier p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.solution-block {
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.solution-block h3 {
  margin: 0 0 8px;
  font-size: 20px;
}

.solution-block p {
  margin: 0 0 14px;
  color: var(--muted);
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.case-placeholder {
  min-height: 160px;
  padding: 26px;
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.case-status {
  display: inline-block;
  margin-bottom: 12px;
  padding: 5px 10px;
  border-radius: 999px;
  background: var(--warm-soft);
  color: var(--warm-ink);
  font-size: 12px;
  font-weight: 700;
}

.case-placeholder h3 {
  margin: 0 0 8px;
  font-size: 18px;
}

.case-placeholder p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.case-collect-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.case-collect-list li {
  padding: 16px 18px;
  border-left: 3px solid var(--warm);
  border-radius: 6px;
  background: var(--surface);
  color: var(--ink-soft);
  font-size: 15px;
}

.brand-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.brand-card {
  min-height: 176px;
  padding: 22px;
  border: 1px solid var(--line);
  border-top: 3px solid var(--brand-color, var(--accent));
  border-radius: var(--radius);
  background: var(--surface);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.brand-card:hover {
  border-color: var(--brand-color, var(--accent));
  box-shadow: var(--shadow);
}

.brand-card-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
}

.brand-card-head span:last-child {
  color: var(--muted);
  font-size: 13px;
}

.brand-name {
  color: var(--brand-color, var(--accent-dark));
  font-size: 22px;
  font-weight: 800;
}

.brand-card p {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 14px;
}

.home-brand-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.home-brand-chip {
  padding: 11px 16px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--brand-color, var(--accent));
  border-radius: 6px;
  background: var(--surface);
  color: var(--brand-color, var(--accent-dark));
  font-size: 15px;
  font-weight: 800;
}

.brand-select {
  min-height: 42px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--ink-soft);
}

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

.chamber-overview-lead {
  max-width: 860px;
  margin: 0;
  color: var(--ink-soft);
  line-height: 1.75;
}

.chamber-overview-grid {
  margin-top: 28px;
}

.chamber-list {
  display: grid;
  gap: 14px;
}

.chamber-list .chamber-card {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  align-items: center;
  gap: 24px;
  min-height: 0;
  padding: 22px 26px;
  border-left: 4px solid var(--accent);
  color: inherit;
  text-decoration: none;
  transition: border-color 160ms ease, background 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.chamber-list .chamber-card:hover,
.chamber-list .chamber-card:focus-visible {
  border-color: var(--accent);
  background: var(--accent-soft);
  box-shadow: 0 8px 24px rgba(14, 124, 107, 0.1);
  transform: scale(1.012);
}

.chamber-list .chamber-body {
  display: block;
  min-width: 0;
  padding: 0;
}

.chamber-list .chamber-method {
  justify-self: start;
  padding: 0;
  margin-bottom: 0;
  border-radius: 0;
  background: transparent;
  color: var(--accent-dark);
  font-size: 21.3px;
  font-weight: 800;
  line-height: 1.08;
}

.chamber-list .chamber-method,
.chamber-list .chamber-body p {
  margin-top: 0;
}

.chamber-list .chamber-body p {
  max-width: 760px;
  margin-bottom: 0;
}

.chamber-short-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

.chamber-short-tag {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 4px 10px;
  border: 1px solid rgba(14, 124, 107, 0.12);
  border-radius: 4px;
  background: #eef7f4;
  color: #3e6b60;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.35;
}

.chamber-card {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
}

.chamber-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: #e7ece9;
}

.chamber-thumb {
  display: block;
  overflow: hidden;
}

.chamber-body {
  padding: 18px;
}

.chamber-method {
  display: inline-block;
  margin-bottom: 8px;
  padding: 5px 10px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-size: 12px;
  font-weight: 800;
}

.chamber-body h3 {
  margin: 0 0 8px;
  font-size: 17px;
}

.chamber-body p {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 14px;
}

.system-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.system-card {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
}

.system-card img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: #e7ece9;
}

.system-body {
  padding: 22px;
}

.system-index {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  margin-bottom: 12px;
  border-radius: 6px;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-weight: 800;
}

.system-body h3 {
  margin: 0 0 8px;
  font-size: 20px;
}

.system-body p {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 14px;
}

.case-feature {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 24px;
  align-items: center;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.case-feature-large {
  grid-template-columns: 1.1fr 0.9fr;
}

.case-feature img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: 6px;
  background: #e7ece9;
}

.case-feature-copy h1,
.case-feature-copy h3 {
  margin: 0 0 12px;
  line-height: 1.4;
}

.case-feature-copy h1 {
  font-size: clamp(28px, 4vw, 42px);
}

.case-feature-copy h3 {
  font-size: 24px;
}

.case-feature-copy p {
  margin: 0 0 18px;
  color: var(--muted);
}

.case-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.case-gallery img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius);
  background: #e7ece9;
}

.auth-wrap {
  max-width: 720px;
}

.auth-form h2 {
  margin: 0 0 18px;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.export-head {
  margin-bottom: 0;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
}

.export-head h3 {
  margin: 0;
  font-size: 16px;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.admin-table th,
.admin-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  white-space: nowrap;
}

.admin-table th {
  background: var(--accent-soft);
  color: var(--accent-dark);
}

.keyword-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.keyword-chip {
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--accent-dark);
  font-size: 14px;
  font-weight: 700;
}

.keyword-chip:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.search-hero-form form {
  display: flex;
  gap: 10px;
  margin-bottom: 38px;
}

.search-hero-form input {
  flex: 1;
  min-width: 0;
  min-height: 46px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  color: var(--ink);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 28px;
}

.contact-info {
  padding: 26px;
  border-radius: var(--radius);
  background: var(--night);
  color: #fff;
}

.contact-info h2 {
  margin: 0 0 18px;
}

.contact-row {
  display: flex;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.contact-row strong {
  display: block;
  color: var(--warm-lite);
  font-size: 13px;
}

.contact-row span,
.contact-row a {
  color: #e7efeb;
}

.form-panel {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

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

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

.form-group {
  display: grid;
  gap: 6px;
}

.form-group.full {
  grid-column: 1 / -1;
}

.form-group label {
  font-size: 14px;
  font-weight: 700;
}

.form-group label.required::after {
  content: " *";
  color: #c62828;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
  padding: 11px 12px;
}

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

.form-note {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.consent-row {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  line-height: 1.6;
}

.consent-row input {
  flex: 0 0 auto;
  margin-top: 3px;
}

.auth-submit {
  width: 100%;
  margin-top: 18px;
  border: 1px solid #9fd4bf;
  background: var(--warm-soft);
  color: var(--warm-ink);
}

.auth-submit:hover {
  background: #d2eee2;
  border-color: #7ec5a9;
}

.auth-links {
  text-align: center;
}

.site-footer {
  padding: 38px 0;
  background: var(--night);
  color: #b9c7c2;
  font-size: 14px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 30px;
  padding-bottom: 26px;
}

.footer-grid h3 {
  margin: 0 0 12px;
  color: #fff;
  font-size: 16px;
}

.footer-grid p {
  margin: 0;
}

.footer-grid a {
  display: block;
  margin: 5px 0;
}

.copyright {
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: #8fa09b;
}

.text-muted {
  color: var(--muted);
}

@media (max-width: 980px) {
  .content-with-sidebar {
    grid-template-columns: 1fr;
  }

  .left-nav {
    position: static;
    top: auto;
  }

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

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 48px 0 56px;
  }

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

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

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

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

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

  .inner-banner,
  .brand-marquee-banner {
    min-height: 170px;
  }

  .inner-carousel {
    height: 200px;
  }

  .brand-core-banner {
    padding: 40px 0;
  }

  .brand-core-banner .container {
    min-height: 90px;
    padding-bottom: 24px;
  }

  .brand-marquee-item {
    width: 180px;
    min-height: 96px;
    padding: 14px;
  }

  .brand-marquee-logo {
    font-size: 20px;
  }

  .brand-marquee-group {
    gap: 18px;
    padding: 0 18px;
  }

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

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

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

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

  .quick-path-grid {
    grid-template-columns: 1fr;
  }

  .case-feature,
  .case-feature-large {
    grid-template-columns: 1fr;
  }

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

  .solution-tier-grid {
    grid-template-columns: 1fr;
  }

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

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

  .detail-section-wide {
    grid-column: auto;
  }

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

@media (max-width: 760px) {
  .topbar-inner {
    align-items: flex-start;
    flex-direction: column;
    gap: 4px;
    padding: 8px 0;
  }

  .topbar-contact {
    flex-wrap: wrap;
    gap: 8px;
  }

  .menu-toggle {
    display: grid;
    place-items: center;
  }

  .main-nav {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    padding: 12px 0 16px;
    border-top: 1px solid var(--line);
  }

  .main-nav.open {
    display: flex;
  }

  .main-nav.open .nav-item {
    width: 100%;
  }

  .main-nav.open .nav-item > .nav-link {
    width: 100%;
  }

  .main-nav.open .dropdown {
    display: block;
    position: static;
    width: 100%;
    min-width: 0;
    margin: 2px 0 8px;
    box-shadow: none;
  }

  .main-nav.open .mega-menu {
    display: block;
    position: static;
    width: 100%;
    min-width: 0;
    margin: 2px 0 8px;
    box-shadow: none;
  }

  .main-nav.open .mega-panel.active {
    display: block;
  }

  .main-nav.open .mega-simple-list {
    grid-template-columns: 1fr;
  }

  .inner-banner,
  .brand-marquee-banner {
    min-height: 150px;
  }

  .inner-carousel {
    height: 180px;
    min-height: 150px;
  }

  .inner-banner-copy {
    padding: 12px 0 40px;
  }

  .inner-banner-copy .container {
    min-height: 76px;
    padding-bottom: 40px;
  }

  .inner-banner-copy h1 {
    font-size: 24px;
  }

  .inner-banner-copy p {
    font-size: 14px;
  }

  .brand-core-banner {
    padding: 32px 0;
  }

  .brand-core-banner .container {
    min-height: 80px;
    padding-bottom: 20px;
  }

  .brand-marquee-group {
    gap: 14px;
    padding: 0 14px;
  }

  .brand-marquee-item {
    width: 160px;
    min-height: 84px;
    padding: 12px 14px;
  }

  .brand-marquee-logo {
    font-size: 16px;
  }

  .brand-marquee-item small {
    font-size: 10px;
  }

  .option-browser-shell {
    grid-template-columns: 1fr;
  }

  .option-browser-list {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .main-nav.open .dropdown-wide,
  .main-nav.open .dropdown-panel {
    width: 100%;
    grid-template-columns: 1fr;
  }

  .main-nav a {
    text-align: left;
  }

  .header-inner {
    flex-wrap: wrap;
    min-height: 68px;
    padding: 10px 0;
  }

  .search-popover {
    width: calc(100vw - 40px);
    right: 0;
  }

  .hero h1 {
    font-size: 32px;
  }

  .home-carousel {
    height: 62vh;
    min-height: 420px;
  }

  .carousel-prev {
    left: 12px;
  }

  .carousel-next {
    right: 12px;
  }

  .section {
    padding: 56px 0;
  }

  .section-head {
    display: block;
  }

  .section-head p {
    margin-top: 10px;
  }

  .section-head a {
    display: inline-block;
    margin-top: 12px;
  }

  .two-column,
  .solution-list,
  .quick-path-grid,
  .solution-tier-grid {
    grid-template-columns: 1fr;
  }

  .case-collect-list {
    grid-template-columns: 1fr;
  }

  .value-grid,
  .case-grid,
  .chamber-grid {
    grid-template-columns: 1fr;
  }

  .chamber-list .chamber-card {
    grid-template-columns: 1fr;
    min-height: 0;
  }

  .brand-grid,
  .case-gallery {
    grid-template-columns: 1fr;
  }

  .industry-strip,
  .process,
  .strength-grid,
  .trust-grid,
  .facts {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .product-overview-row,
  .category-overview-row {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 16px;
  }

  .category-overview-row img {
    width: 100%;
  }

  .product-overview-action {
    justify-self: start;
  }

  .project-profile-hero {
    padding: 26px 22px 0;
  }

  .article-hero img {
    min-height: 200px;
    max-height: 320px;
  }

  .article-stream {
    gap: 30px;
  }

  .article-metrics {
    grid-template-columns: 1fr;
  }

  .article-metric,
  .article-metric:nth-child(even) {
    padding: 14px 0;
    border-right: 0;
  }

  .article-section h2 {
    font-size: 22px;
  }

  .article-section p {
    font-size: 15px;
    line-height: 1.85;
  }

  .article-inline-figure {
    padding: 8px;
  }

  .article-process p {
    font-size: 14px;
  }

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

  .project-fact,
  .project-fact + .project-fact {
    padding: 15px 0;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  }

  .project-fact:last-child {
    border-bottom: 0;
  }

  .project-overview,
  .project-columns,
  .project-item-grid {
    grid-template-columns: 1fr;
  }

  .project-section-head h2 {
    font-size: 21px;
  }

  .project-item,
  .project-item:nth-child(even) {
    padding: 18px 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

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

  .project-stack-row {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .project-action {
    align-items: flex-start;
    flex-direction: column;
    padding: 22px 20px;
  }

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

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

  .cta-inner {
    flex-direction: column;
    align-items: flex-start;
  }

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

  .form-group.full {
    grid-column: auto;
  }

  .search-hero-form form {
    flex-direction: column;
  }

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

@media (max-width: 480px) {
  .container {
    width: min(100% - 28px, 1180px);
  }

  .inner-carousel {
    height: 150px;
    min-height: 130px;
  }

  .inner-banner-copy h1 {
    font-size: 22px;
  }

  .brand-marquee-item {
    width: 140px;
    min-height: 72px;
    padding: 10px;
  }

  .brand-marquee-logo {
    font-size: 14px;
  }

  .brand-text span {
    display: none;
  }

  .industry-strip,
  .value-grid,
  .process,
  .strength-grid,
  .case-grid,
  .trust-grid,
  .facts {
    grid-template-columns: 1fr;
  }
}

.brand-product-grid {
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 520px;
  gap: 18px;
}

.brand-card {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.brand-card-thumb {
  display: block;
  flex: 0 0 auto;
  overflow: hidden;
}

.brand-card-thumb img {
  width: 100%;
  height: 210px;
  object-fit: cover;
  background: #e7ece9;
  transition: transform 0.2s ease;
}

.brand-card:hover .brand-card-thumb img {
  transform: scale(1.02);
}

.brand-card-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 16px 20px 72px;
  overflow: hidden;
}

.brand-card-body h3 {
  margin: 0 0 8px;
  font-size: 17px;
  line-height: 1.4;
}

.brand-card-body p {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 13px;
}

.brand-standard-list {
  display: grid;
  grid-template-rows: repeat(3, auto);
  grid-auto-flow: column;
  grid-auto-columns: max-content;
  gap: 4px 18px;
  margin: 0;
  padding: 0;
  align-content: start;
  list-style: none;
}

.brand-standard-list li {
  padding: 0;
  border-radius: 0;
  background: transparent;
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 600;
  line-height: 1.6;
  white-space: nowrap;
}

.brand-card-actions {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  gap: 8px;
  padding: 12px 20px;
  border-top: 1px solid var(--line);
  background: var(--surface);
}

.brand-card-actions .btn {
  min-width: 92px;
  justify-content: center;
}

.interactive-related-card .brand-card-body {
  padding-bottom: 20px;
}

.interactive-related-card .brand-card-body h3 {
  color: var(--accent-dark);
}

.interactive-related-card .brand-card-body p {
  margin-bottom: 0;
}

.interactive-related-card .brand-standard-list {
  margin-top: 12px;
}

.interactive-related-card .brand-card-thumb img {
  transition: transform 160ms ease;
}

.interactive-related-card:hover .brand-card-thumb img,
.interactive-related-card:focus-visible .brand-card-thumb img {
  transform: scale(1.02);
}

.brand-pagination {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 24px;
}

.brand-pagination button {
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  color: var(--ink-soft);
  cursor: pointer;
}

.brand-pagination button.active {
  border-color: var(--accent);
  background: var(--accent);
  color: #fff;
}

.brand-pagination button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.brand-page-numbers {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.brand-page-jump {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--ink-soft);
  font-size: 13px;
}

.brand-page-jump input {
  width: 58px;
  min-height: 32px;
  padding: 0 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  color: var(--ink);
}

.crumb-sticky {
  position: sticky;
  top: var(--pin-header-height, 92px);
  z-index: 30;
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 8px max(20px, calc((100% - 1180px) / 2));
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 16px;
  font-weight: 700;
  box-shadow: 0 6px 14px rgba(29, 38, 42, 0.06);
}

.crumb-sticky a {
  color: var(--accent-dark);
}

[data-pin-banner] {
  position: sticky;
  z-index: 40;
  --pin-banner-top: -120px;
  top: var(--pin-banner-top);
}

[data-pin-banner]:not(.brand-core-banner) {
  --pin-banner-top: -364px;
}

[data-pin-banner] .breadcrumb {
  padding: 2px 6px;
  font-size: 10px;
}

.pin-content .left-nav {
  top: calc(var(--pin-header-height, 92px) + var(--pin-crumb-height, 44px));
}

.left-nav-brand-name {
  display: inline-block;
  color: inherit;
  text-decoration: none;
}

.download-list {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 10px;
}

.download-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  color: var(--accent-dark);
  font-weight: 700;
  text-decoration: none;
}

.detail-page-title {
  margin: 0 0 18px;
  font-size: 22px;
  line-height: 1.35;
}

.detail-page-subtitle {
  margin: -12px 0 18px;
  color: var(--muted);
  font-size: 15px;
}

.download-item:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.download-gate {
  max-width: 560px;
  padding: 32px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.download-gate h2 {
  margin: 0 0 8px;
}

.download-gate p {
  margin: 0 0 18px;
  color: var(--muted);
}

@media (max-width: 980px) {
  .brand-core-banner[data-pin-banner] {
    --pin-banner-top: -82px;
  }

  .brand-product-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 500px;
  }
}

@media (max-width: 640px) {
  .crumb-sticky {
    min-height: 42px;
    padding: 8px 14px;
    font-size: 15px;
  }

  [data-pin-banner]:not(.brand-core-banner) {
    --pin-banner-top: -384px;
  }

  .brand-core-banner[data-pin-banner] {
    --pin-banner-top: -72px;
  }

  .brand-product-grid {
    grid-template-columns: 1fr;
    grid-auto-rows: 560px;
  }

  .brand-card-thumb img {
    height: 240px;
  }

  .pin-content .left-nav {
    top: calc(var(--pin-header-height, 72px) + var(--pin-crumb-height, 44px));
  }
}

/* 产品组/二级类 landing */
.landing-view { display: block; }
.landing-head { margin-bottom: 22px; }
.landing-head h1 {
  position: relative;
  padding-left: 15px;
  margin: 0 0 8px;
  color: var(--accent-dark);
  font-size: 26px;
}
.landing-head h1::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--accent);
  transform: translateY(-50%);
}
.landing-head p { color: #66707f; max-width: 860px; line-height: 1.65; margin: 0; }
.group-entry-list { display: flex; flex-direction: column; gap: 12px; max-width: 900px; }
.group-entry { display: flex; align-items: center; gap: 16px; text-decoration: none; border: 1px solid #e2e6ee; border-radius: 8px; padding: 18px 20px; background: #fff; transition: border-color .2s, box-shadow .2s; }
.group-entry:hover { border-color: #1d4ed8; box-shadow: 0 4px 12px rgba(29, 78, 216, .08); }
.group-entry-body h3 { margin: 0 0 6px; font-size: 18px; color: #1f2a44; }
.group-entry-body p { margin: 0 0 8px; color: #66707f; line-height: 1.55; }
.group-entry-count { color: #1d4ed8; font-size: 14px; font-weight: 600; }
.group-entry-arrow { margin-left: auto; font-size: 26px; color: #9aa3b2; }
.left-nav-sub-link { text-decoration: none; color: inherit; font-weight: 400; }

.group-entry-thumb { flex: 0 0 168px; height: 104px; border-radius: 8px; overflow: hidden; background: #f4f6fb; }
.group-entry-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.official-model-card { display: flex; gap: 18px; border: 1px solid #e2e6ee; border-radius: 10px; padding: 14px; background: #fff; margin-bottom: 14px; }
.official-model-thumb { flex: 0 0 220px; display: block; border-radius: 8px; overflow: hidden; background: #f4f6fb; }
.official-model-thumb img { width: 100%; height: 150px; object-fit: cover; display: block; }
.official-model-body { flex: 1; min-width: 0; }
.official-model-body h3 { margin: 2px 0 8px; font-size: 18px; }
.official-model-body p { color: #66707f; line-height: 1.6; margin: 0 0 12px; }
.official-model-actions { display: flex; gap: 10px; }
.interactive-model-card {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  min-height: 190px;
  margin-bottom: 14px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  border-radius: 8px;
  background: var(--surface);
  color: inherit;
  text-decoration: none;
  transition: border-color 160ms ease, background 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.interactive-model-card:hover,
.interactive-model-card:focus-visible {
  border-color: var(--accent);
  background: var(--accent-soft);
  box-shadow: 0 8px 24px rgba(14, 124, 107, 0.1);
  transform: scale(1.012);
}

.interactive-model-thumb {
  display: block;
  min-width: 0;
  background: #f4f7f6;
}

.interactive-model-thumb img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 190px;
  object-fit: cover;
}

.interactive-model-body {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-width: 0;
  padding: 22px 24px;
}

.interactive-model-brand {
  margin-bottom: 5px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
}

.interactive-model-body strong {
  color: var(--ink);
  font-size: 20px;
  line-height: 1.35;
}

.interactive-model-summary {
  margin-top: 9px;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.75;
}

.interactive-model-standards {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 14px;
}

.interactive-model-standards em {
  padding: 4px 8px;
  border-radius: 4px;
  background: #fff;
  color: var(--accent-dark);
  font-size: 12px;
  font-style: normal;
  font-weight: 700;
}

@media (max-width: 640px) {
  .official-model-card { flex-direction: column; }
  .official-model-thumb { flex: none; }
  .official-model-thumb img { height: 190px; }
  .interactive-model-card { grid-template-columns: 1fr; }
  .interactive-model-thumb img { min-height: 180px; max-height: 220px; }
  .group-entry-thumb { flex: none; width: 100%; }
}

.section-search { padding-top: 40px; }
.search-result-list { border-top: 1px solid var(--line); }
.search-result-item {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  color: inherit;
}
.search-result-item:hover .search-result-title { color: var(--accent); }
.search-result-main { flex: 1 1 auto; min-width: 0; }
.search-result-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 6px;
}
.search-result-desc {
  font-size: 14px;
  line-height: 1.6;
  color: var(--muted);
}
.search-result-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
  white-space: nowrap;
}
.search-result-path {
  font-size: 13px;
  color: var(--accent-dark);
  font-weight: 700;
}
.search-result-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 6px;
}
.search-result-tags span {
  font-size: 11px;
  padding: 2px 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink);
  background: var(--surface);
}
.search-result-item mark {
  background: var(--accent-soft);
  color: var(--accent-dark);
  border-radius: 2px;
  padding: 0 1px;
}
.search-count { font-size: 13px; color: var(--muted); }
@media (max-width: 640px) {
  .search-result-item { flex-direction: column; gap: 10px; }
  .search-result-meta {
    flex-direction: row;
    align-items: center;
    justify-content: flex-start;
    white-space: normal;
  }
  .search-result-tags { justify-content: flex-start; }
}