:root {
  --primary: #314235;
  --primary-deep: #17231c;
  --primary-soft: #e5ece4;
  --accent: #c9a15f;
  --accent-deep: #8a642d;
  --accent-soft: #f0e3c8;
  --ink: #1d2420;
  --muted: #56625b;
  --muted-strong: #3f4b44;
  --surface: #f5f3ef;
  --surface-warm: #ebe5d9;
  --surface-quiet: #faf8f3;
  --line: #ddd8cd;
  --line-strong: #c7bdab;
  --white: #ffffff;
  --glass: rgba(255, 255, 255, 0.78);
  --shadow-sm: 0 10px 26px rgba(29, 36, 32, 0.08);
  --shadow-md: 0 22px 54px rgba(29, 36, 32, 0.13);
  --shadow-lg: 0 34px 90px rgba(12, 17, 14, 0.32);
  --radius: 8px;
  --radius-sm: 6px;
  --font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --container: 1180px;
  --wide-container: min(1560px, calc(100vw - 80px));
  --topbar-clearance: 112px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}

body {
  margin: 0;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.52), transparent 26rem),
    radial-gradient(circle at 12% 0%, rgba(201, 161, 95, 0.1), transparent 30rem),
    linear-gradient(180deg, #f8f6f1 0%, var(--surface) 45%, #eee8db 100%);
  color: var(--ink);
  font-family: var(--font-family);
  line-height: 1.68;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

a,
button {
  -webkit-tap-highlight-color: rgba(201, 161, 95, 0.22);
}

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

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

::selection {
  background: rgba(201, 161, 95, 0.34);
  color: var(--primary-deep);
}

:focus-visible {
  outline: 3px solid rgba(201, 161, 95, 0.78);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  transform: translateY(-160%);
  border-radius: var(--radius-sm);
  background: var(--white);
  color: var(--primary);
  padding: 10px 14px;
  box-shadow: var(--shadow-md);
  font-weight: 800;
  transition: transform 180ms var(--ease);
}

.skip-link:focus {
  transform: translateY(0);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

.shell {
  min-height: 100vh;
  overflow-x: hidden;
}

.topbar {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(49, 66, 53, 0.14);
  background: rgba(250, 248, 243, 0.88);
  color: var(--ink);
  backdrop-filter: blur(20px) saturate(150%);
  box-shadow: 0 14px 40px rgba(29, 36, 32, 0.07);
  transition:
    background 220ms var(--ease),
    border-color 220ms var(--ease),
    color 220ms var(--ease),
    box-shadow 220ms var(--ease),
    transform 220ms var(--ease);
}

.topbar-transparent {
  border-bottom-color: rgba(255, 255, 255, 0.08);
  background: linear-gradient(180deg, rgba(18, 24, 20, 0.42), rgba(18, 24, 20, 0));
  color: var(--white);
  box-shadow: none;
}

.topbar-transparent.topbar-scrolled {
  border-bottom-color: rgba(49, 66, 53, 0.14);
  background: rgba(250, 248, 243, 0.92);
  color: var(--ink);
  box-shadow: 0 18px 42px rgba(29, 36, 32, 0.1);
}

.topbar-inner {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 22px;
  margin: 0 auto;
  max-width: var(--wide-container);
  padding: 14px 0;
}

.brand-mark {
  display: inline-flex;
  min-height: 54px;
  align-items: center;
  gap: 12px;
  color: inherit;
  font-size: 19px;
  font-weight: 850;
  letter-spacing: 0;
  white-space: nowrap;
}

.brand-symbol {
  position: relative;
  display: inline-grid;
  width: 40px;
  height: 32px;
  place-items: center;
  overflow: hidden;
  border: 0;
  background: transparent;
  box-shadow: none;
  transition: transform 220ms var(--ease);
}

.brand-logo {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.brand-mark:hover .brand-symbol {
  transform: translateY(-1px);
}

.topbar-transparent:not(.topbar-scrolled) .brand-symbol {
  background: transparent;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 6px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 750;
}

.nav a {
  min-height: 40px;
  border-radius: var(--radius-sm);
  padding: 9px 11px;
  transition:
    background 180ms var(--ease),
    color 180ms var(--ease),
    transform 180ms var(--ease);
}

.nav a:hover {
  background: rgba(49, 66, 53, 0.07);
  color: var(--primary);
  transform: translateY(-1px);
}

.topbar-transparent:not(.topbar-scrolled) .nav {
  color: rgba(255, 255, 255, 0.86);
}

.topbar-transparent:not(.topbar-scrolled) .nav a:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #f0dfba;
}

.topbar-cta {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(49, 66, 53, 0.16);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.52);
  color: var(--primary);
  padding: 9px 16px;
  font-size: 14px;
  font-weight: 850;
  white-space: nowrap;
  box-shadow: 0 8px 20px rgba(29, 36, 32, 0.06);
  transition:
    background 180ms var(--ease),
    border-color 180ms var(--ease),
    color 180ms var(--ease),
    transform 180ms var(--ease);
}

.topbar-cta:hover {
  border-color: rgba(201, 161, 95, 0.54);
  background: var(--accent);
  color: var(--primary-deep);
  transform: translateY(-1px);
}

.topbar-transparent:not(.topbar-scrolled) .topbar-cta {
  border-color: rgba(255, 255, 255, 0.26);
  background: rgba(255, 255, 255, 0.12);
  color: var(--white);
}

.hero {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
  background: var(--primary-deep);
  color: var(--white);
  isolation: isolate;
}

.hero::before {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  content: "";
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(90deg, #000 0%, rgba(0, 0, 0, 0.7) 46%, transparent 78%);
  opacity: 0.78;
}

.hero::after {
  position: absolute;
  right: clamp(24px, 6vw, 96px);
  bottom: clamp(18px, 5vw, 72px);
  z-index: 1;
  width: min(34vw, 420px);
  aspect-ratio: 1;
  pointer-events: none;
  content: "";
  border: 1px solid rgba(201, 161, 95, 0.18);
  background:
    linear-gradient(135deg, rgba(201, 161, 95, 0.24), transparent 45%),
    linear-gradient(315deg, rgba(255, 255, 255, 0.12), transparent 46%);
  opacity: 0.42;
  transform: rotate(8deg);
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.66;
  filter: saturate(0.92) contrast(1.08);
  transform: scale(1.015);
}

.hero-media::after {
  position: absolute;
  inset: 0;
  content: "";
  background:
    linear-gradient(90deg, rgba(17, 24, 20, 0.96), rgba(25, 33, 28, 0.74) 48%, rgba(25, 33, 28, 0.18) 82%),
    linear-gradient(0deg, rgba(17, 24, 20, 0.74), rgba(17, 24, 20, 0.04) 48%),
    linear-gradient(180deg, rgba(17, 24, 20, 0.2), rgba(17, 24, 20, 0.74));
}

.hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 440px);
  gap: clamp(36px, 5vw, 84px);
  min-height: 100svh;
  align-items: center;
  margin: 0 auto;
  max-width: var(--wide-container);
  padding: var(--topbar-clearance) 0 56px;
}

.hero-copy {
  max-width: 800px;
  animation: hero-rise 760ms var(--ease) both;
}

.eyebrow,
.section-kicker,
.article-meta {
  letter-spacing: 0;
}

.eyebrow {
  display: inline-flex;
  max-width: 100%;
  min-height: 34px;
  align-items: center;
  border: 1px solid rgba(240, 223, 186, 0.2);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.08);
  margin: 0 0 18px;
  color: #f0dfba;
  padding: 6px 10px;
  font-size: 14px;
  font-weight: 800;
  backdrop-filter: blur(12px);
}

.hero h1,
.page-title {
  margin: 0;
  max-width: 900px;
  color: inherit;
  line-height: 0.98;
  letter-spacing: 0;
}

.hero h1 {
  font-size: clamp(52px, 8.2vw, 104px);
  font-weight: 900;
  text-wrap: balance;
}

.page-title {
  color: var(--primary-deep);
  font-size: clamp(38px, 6vw, 72px);
  font-weight: 850;
  line-height: 1.05;
}

.hero-subhead {
  max-width: 720px;
  margin: 24px 0 0;
  color: #eee7dc;
  font-size: clamp(18px, 1.65vw, 21px);
  line-height: 1.78;
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.hero-trust li {
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  color: #f4ecd9;
  padding: 7px 11px;
  font-size: 13px;
  font-weight: 750;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  position: relative;
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border: 1px solid rgba(49, 66, 53, 0.18);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.74);
  color: var(--primary);
  padding: 12px 20px;
  cursor: pointer;
  font-weight: 850;
  isolation: isolate;
  transition:
    transform 180ms var(--ease),
    box-shadow 180ms var(--ease),
    border-color 180ms var(--ease),
    background 180ms var(--ease),
    color 180ms var(--ease);
}

.button::after {
  position: absolute;
  inset: 0;
  z-index: -1;
  content: "";
  background: linear-gradient(120deg, transparent, rgba(255, 255, 255, 0.42), transparent);
  opacity: 0;
  transform: translateX(-90%);
  transition:
    opacity 180ms var(--ease),
    transform 460ms var(--ease);
}

.button:hover {
  border-color: rgba(201, 161, 95, 0.52);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.button:hover::after {
  opacity: 1;
  transform: translateX(90%);
}

.button:active {
  transform: translateY(0) scale(0.99);
}

.button-primary {
  border-color: rgba(201, 161, 95, 0.4);
  background:
    linear-gradient(180deg, #e1c487, var(--accent));
  color: var(--primary-deep);
  box-shadow: 0 14px 30px rgba(201, 161, 95, 0.22);
}

.button-secondary {
  border-color: rgba(255, 255, 255, 0.28);
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
  backdrop-filter: blur(12px);
}

.button-secondary:hover {
  border-color: rgba(240, 223, 186, 0.58);
  background: rgba(255, 255, 255, 0.14);
}

.metrics {
  display: grid;
  max-width: 740px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin-top: 48px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.12);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(14px);
}

.metric {
  min-width: 0;
  padding: 22px 20px;
  background: rgba(23, 35, 28, 0.64);
  transition:
    background 180ms var(--ease),
    transform 180ms var(--ease);
}

.metric:hover {
  background: rgba(23, 35, 28, 0.78);
}

.metric strong {
  display: block;
  color: #f7e9c9;
  font-size: clamp(24px, 2.5vw, 31px);
  line-height: 1;
}

.metric span {
  display: block;
  margin-top: 9px;
  color: #e8dfcf;
  font-size: 13px;
}

.hero-lead-card {
  position: relative;
  width: min(100%, 440px);
  justify-self: end;
  overflow: hidden;
  border: 1px solid rgba(240, 223, 186, 0.18);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(23, 35, 28, 0.82), rgba(16, 23, 19, 0.78)),
    rgba(23, 35, 28, 0.72);
  padding: 28px;
  box-shadow: 0 34px 88px rgba(0, 0, 0, 0.34);
  backdrop-filter: blur(22px) saturate(128%);
  animation: hero-rise 860ms 120ms var(--ease) both;
}

.hero-lead-card::before {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: "";
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: inherit;
}

.hero-lead-card::after {
  position: absolute;
  right: -72px;
  bottom: -86px;
  width: 196px;
  aspect-ratio: 1;
  pointer-events: none;
  content: "";
  border: 1px solid rgba(201, 161, 95, 0.18);
  opacity: 0.82;
  transform: rotate(13deg);
}

.hero-lead-card-accent {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 5px;
  background: linear-gradient(90deg, #e6c98f, var(--accent), #9d7132);
}

.hero-lead-card-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 14px;
}

.hero-lead-kicker {
  margin: 0;
  color: #ead9b5;
  font-size: 13px;
  font-weight: 850;
}

.hero-lead-card h2 {
  margin: 0;
  color: var(--white);
  font-size: clamp(24px, 2vw, 30px);
  line-height: 1.18;
  letter-spacing: 0;
}

.hero-lead-copy {
  margin: 0 0 4px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
  line-height: 1.7;
}

.hero-lead-card .sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

.hero-lead-fields {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  min-width: 0;
}

.hero-lead-card input {
  width: 100%;
  min-height: 56px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
  padding: 14px 16px;
  outline: 0;
  transition:
    border-color 180ms var(--ease),
    background 180ms var(--ease),
    box-shadow 180ms var(--ease);
}

.hero-lead-card input::placeholder {
  color: rgba(255, 255, 255, 0.52);
}

.hero-lead-card input:focus {
  border-color: rgba(230, 201, 143, 0.72);
  background: rgba(255, 255, 255, 0.14);
  box-shadow: 0 0 0 4px rgba(201, 161, 95, 0.16);
}

.hero-lead-submit {
  width: 100%;
  min-height: 56px;
  gap: 8px;
  margin-top: 2px;
  border-color: rgba(230, 201, 143, 0.58);
  font-size: 16px;
}

.hero-lead-submit:disabled {
  cursor: wait;
  opacity: 0.72;
  transform: none;
}

.hero-lead-submit span {
  font-size: 20px;
  line-height: 1;
  transition: transform 180ms var(--ease);
}

.hero-lead-submit:hover span {
  transform: translateX(3px);
}

.hero-lead-tip {
  min-height: 20px;
  margin: 2px 0 0;
  color: rgba(255, 255, 255, 0.62);
  font-size: 12px;
  line-height: 1.6;
  text-align: center;
}

.hero-lead-tip[data-state="success"] {
  color: #bfe8cb;
}

.hero-lead-tip[data-state="error"] {
  color: #ffd1be;
}

.hero-lead-tip[data-state="loading"] {
  color: #ead9b5;
}

.hero-lead-phone {
  justify-self: center;
  color: #ead9b5;
  font-size: 13px;
  font-weight: 750;
}

.section {
  position: relative;
  padding: 104px 24px;
}

.section::before {
  position: absolute;
  top: 0;
  left: 50%;
  width: min(var(--container), calc(100% - 48px));
  height: 1px;
  content: "";
  background: linear-gradient(90deg, transparent, rgba(49, 66, 53, 0.14), transparent);
  transform: translateX(-50%);
}

.section:nth-of-type(even) {
  background: rgba(255, 255, 255, 0.72);
}

.section-values {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(255, 255, 255, 0.72)),
    var(--white);
}

.section-stone {
  background:
    linear-gradient(135deg, rgba(49, 66, 53, 0.07), transparent 44%),
    var(--surface-warm);
}

#knowledge,
#faq,
#articles {
  background: var(--white);
}

.container {
  margin: 0 auto;
  max-width: var(--wide-container);
}

.section-header {
  display: grid;
  justify-items: center;
  gap: 14px;
  max-width: 1180px;
  margin: 0 auto 56px;
  text-align: center;
}

.section-kicker {
  margin: 0 0 10px;
  color: var(--accent-deep);
  font-size: 13px;
  font-weight: 800;
}

.section-header > .section-kicker {
  margin: 0;
  color: var(--accent-deep);
  font-size: 15px;
  font-weight: 850;
  line-height: 1.35;
}

.section h2 {
  margin: 0;
  color: var(--primary-deep);
  font-size: clamp(28px, 3.4vw, 44px);
  font-weight: 850;
  line-height: 1.12;
  letter-spacing: 0;
  text-wrap: balance;
}

.section h2.section-title,
.section-title {
  max-width: 1180px;
  margin: 0;
  color: var(--primary-deep);
  font-size: clamp(24px, 2.1vw, 34px);
  font-weight: 850;
  line-height: 1.18;
  letter-spacing: 0;
  text-wrap: balance;
}

.section-lede {
  max-width: 680px;
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.75;
  text-wrap: balance;
}

.value-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid var(--line);
}

.value-item {
  min-height: 100%;
  border-right: 1px solid var(--line);
  padding: 32px 34px 10px 0;
  transition:
    border-color 180ms var(--ease),
    transform 180ms var(--ease);
}

.value-item:not(:first-child) {
  padding-left: 28px;
}

.value-item:last-child {
  border-right: 0;
}

.value-item:hover {
  transform: translateY(-3px);
}

.value-motto {
  display: inline-flex;
  border-radius: 999px;
  background: var(--accent-soft);
  margin: 0 0 12px;
  color: var(--accent-deep);
  padding: 5px 9px;
  font-size: 12px;
  font-weight: 800;
}

.value-item h3 {
  margin: 0 0 12px;
  color: var(--primary);
  font-size: clamp(22px, 2vw, 28px);
  line-height: 1.1;
}

.value-item p:last-child {
  margin: 0;
  color: var(--muted);
}

.cluster-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.cluster-item {
  position: relative;
  min-height: 100%;
  overflow: hidden;
  border: 1px solid rgba(240, 223, 186, 0.18);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(49, 66, 53, 0.96), rgba(23, 35, 28, 0.94)),
    var(--primary-deep);
  padding: 30px 26px 28px;
  box-shadow: 0 22px 50px rgba(12, 17, 14, 0.16);
  transition:
    border-color 180ms var(--ease),
    background 180ms var(--ease),
    box-shadow 180ms var(--ease),
    transform 180ms var(--ease);
}

.cluster-item::before {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 4px;
  content: "";
  background: linear-gradient(90deg, #f0dfba, var(--accent));
}

.cluster-item::after {
  position: absolute;
  right: -34px;
  bottom: -48px;
  width: 132px;
  aspect-ratio: 1;
  pointer-events: none;
  content: "";
  border: 1px solid rgba(240, 223, 186, 0.14);
  opacity: 0.78;
  transform: rotate(14deg);
}

.cluster-item:hover {
  border-color: rgba(240, 223, 186, 0.34);
  background:
    linear-gradient(180deg, rgba(58, 76, 63, 0.98), rgba(23, 35, 28, 0.96)),
    var(--primary-deep);
  box-shadow: 0 28px 62px rgba(12, 17, 14, 0.24);
  transform: translateY(-4px);
}

.cluster-item strong {
  position: relative;
  z-index: 1;
  display: block;
  color: #f5e4bf;
  font-size: clamp(30px, 3.2vw, 46px);
  font-weight: 850;
  line-height: 1;
}

.cluster-item span {
  position: relative;
  z-index: 1;
  display: block;
  margin-top: 10px;
  color: #ead9b5;
  font-weight: 850;
}

.cluster-item p {
  position: relative;
  z-index: 1;
  margin: 10px 0 0;
  color: rgba(255, 255, 255, 0.76);
}

.material-list {
  display: grid;
  gap: 28px;
}

.material-category {
  display: grid;
  grid-template-columns: minmax(260px, 0.28fr) minmax(0, 0.72fr);
  gap: 36px;
  border-top: 1px solid var(--line);
  padding-top: 32px;
}

.material-category > div {
  display: grid;
  align-content: start;
  border-right: 1px solid rgba(49, 66, 53, 0.12);
  background: linear-gradient(90deg, rgba(201, 161, 95, 0.12), rgba(201, 161, 95, 0.04) 48%, transparent 100%);
  padding: 22px 26px 22px 22px;
}

.material-category h3 {
  margin: 0 0 12px;
  color: var(--primary);
  font-size: clamp(28px, 3.2vw, 42px);
  line-height: 1.1;
}

.material-category p {
  margin: 0;
  color: var(--muted);
}

.material-examples {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.material-examples li {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(221, 216, 205, 0.9);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.64);
  padding: 16px 16px 15px 18px;
  transition:
    border-color 180ms var(--ease),
    background 180ms var(--ease),
    box-shadow 180ms var(--ease),
    transform 180ms var(--ease);
}

.material-examples li::before {
  position: absolute;
  top: 16px;
  bottom: 16px;
  left: 1px;
  width: 2px;
  content: "";
  background: var(--accent);
}

.material-examples li:hover {
  border-color: rgba(201, 161, 95, 0.4);
  background: var(--white);
  box-shadow: 0 8px 22px rgba(29, 36, 32, 0.06);
  transform: translateY(-1px);
}

.material-examples strong,
.material-examples span {
  display: block;
}

.material-examples strong {
  font-size: 16px;
  color: var(--primary-deep);
}

.material-examples span {
  margin-top: 6px;
  color: var(--accent-deep);
  font-size: 13px;
  font-weight: 800;
}

.material-examples p {
  margin-top: 6px;
  font-size: 14px;
}

.process-list {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 20px;
  align-items: stretch;
}

.process-step {
  position: relative;
  grid-column: span 2;
  min-height: 100%;
  border: 1px solid rgba(49, 66, 53, 0.14);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.34);
  padding: 28px 24px 26px;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.56) inset;
  transition:
    border-color 180ms var(--ease),
    background 180ms var(--ease),
    transform 180ms var(--ease);
}

.process-step:hover {
  border-color: rgba(201, 161, 95, 0.42);
  background: rgba(255, 255, 255, 0.58);
  transform: translateY(-2px);
}

.process-step:nth-child(5) {
  grid-column: 2 / span 2;
}

.process-step span {
  display: block;
  color: var(--accent-deep);
  font-size: clamp(20px, 1.5vw, 24px);
  font-weight: 800;
  line-height: 1.18;
}

.process-step h3 {
  margin: 12px 0 10px;
  color: var(--primary);
  font-size: clamp(20px, 1.5vw, 24px);
  line-height: 1.18;
}

.process-step p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

.section-brochure {
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(201, 161, 95, 0.16), transparent 36%),
    linear-gradient(180deg, #18241d, #121915);
  color: var(--white);
}

.section-brochure::after {
  position: absolute;
  inset: auto -8% -26% auto;
  width: min(42vw, 520px);
  aspect-ratio: 1;
  pointer-events: none;
  content: "";
  border: 1px solid rgba(201, 161, 95, 0.14);
  opacity: 0.55;
  transform: rotate(12deg);
}

.section-brochure .section-header {
  grid-template-columns: minmax(0, 0.62fr) minmax(300px, 0.38fr);
  justify-items: stretch;
  gap: 46px;
  max-width: none;
  text-align: left;
}

.section-brochure .section-header > .section-kicker {
  grid-column: 1;
  grid-row: 1;
  margin-bottom: 12px;
}

.section-brochure h2.section-title,
.section-brochure .section-title {
  grid-column: 1;
  grid-row: 2;
  max-width: 720px;
  font-size: clamp(34px, 4vw, 52px);
  line-height: 1.1;
}

.section-brochure .section-lede {
  grid-column: 2;
  grid-row: 1 / span 2;
  max-width: 440px;
  align-self: start;
  justify-self: end;
  padding-top: 28px;
}

.section-brochure .section-kicker,
.section-brochure .section-lede {
  color: #ead9b5;
}

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

.section-brochure h2.section-title,
.section-brochure .section-title {
  color: var(--white);
}

.brochure-showcase {
  display: grid;
  grid-template-columns: minmax(220px, 0.34fr) minmax(0, 0.66fr);
  gap: 52px;
  align-items: center;
}

.brochure-cover,
.project-case button,
.brochure-thumb {
  display: block;
  border: 0;
  padding: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
  font: inherit;
  text-align: left;
}

.brochure-cover {
  position: relative;
  width: min(100%, 368px);
  margin: 0 auto;
  filter: drop-shadow(0 30px 46px rgba(0, 0, 0, 0.34));
  transition:
    filter 220ms var(--ease),
    transform 220ms var(--ease);
}

.brochure-cover:hover {
  filter: drop-shadow(0 38px 58px rgba(0, 0, 0, 0.42));
  transform: translateY(-5px) rotate(-1deg);
}

.brochure-cover > span:last-child {
  position: absolute;
  right: 18px;
  bottom: 18px;
  left: 18px;
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  background: rgba(218, 183, 120, 0.96);
  color: var(--primary-deep);
  font-weight: 850;
  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.24);
  transition:
    background 180ms var(--ease),
    transform 180ms var(--ease);
}

.brochure-cover:hover > span:last-child {
  background: #e6c98f;
  transform: translateY(-2px);
}

.gallery-image-shell {
  position: relative;
  display: block;
  overflow: hidden;
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(201, 161, 95, 0.34), rgba(49, 66, 53, 0.18)),
    #ded8cb;
}

.gallery-image-shell::before {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 0;
  color: rgba(49, 66, 53, 0.62);
  content: "图片占位";
  font-size: 13px;
  font-weight: 850;
}

.gallery-image-shell::after {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  content: "";
  background: linear-gradient(180deg, transparent 54%, rgba(0, 0, 0, 0.22));
  opacity: 0;
  transition: opacity 180ms var(--ease);
}

.gallery-image-shell.is-portrait {
  aspect-ratio: 2480 / 3507;
}

.gallery-image-shell.is-landscape {
  aspect-ratio: 16 / 10;
}

.gallery-image-shell img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition:
    filter 260ms var(--ease),
    transform 360ms var(--ease);
}

button:hover .gallery-image-shell::after,
a:hover .gallery-image-shell::after {
  opacity: 1;
}

button:hover .gallery-image-shell img,
a:hover .gallery-image-shell img {
  filter: saturate(1.05) contrast(1.03);
  transform: scale(1.035);
}

.brochure-copy {
  display: grid;
  gap: 20px;
}

.brochure-copy p {
  max-width: 730px;
  margin: 0;
  color: #e5ded1;
  font-size: 17px;
}

.asset-note {
  border-left: 2px solid var(--accent);
  padding-left: 14px;
}

.brochure-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
}

.brochure-actions span {
  color: #ead9b5;
  font-weight: 800;
}

.brochure-thumbs {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 10px;
  margin-top: 10px;
}

.brochure-thumb {
  display: grid;
  gap: 6px;
  opacity: 0.76;
  transition:
    opacity 180ms var(--ease),
    transform 180ms var(--ease);
}

.brochure-thumb:hover {
  opacity: 1;
  transform: translateY(-3px);
}

.brochure-thumb span {
  color: #ead9b5;
  font-size: 12px;
  font-weight: 900;
}

.grid {
  display: grid;
  gap: 22px;
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.panel {
  position: relative;
  min-height: 100%;
  overflow: hidden;
  border: 1px solid rgba(221, 216, 205, 0.95);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(255, 255, 255, 0.8)),
    var(--white);
  padding: 30px;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.8) inset;
  transition:
    border-color 180ms var(--ease),
    box-shadow 180ms var(--ease),
    transform 180ms var(--ease);
}

.panel::before {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 3px;
  content: "";
  background: linear-gradient(90deg, var(--primary), var(--accent));
  opacity: 0;
  transition: opacity 180ms var(--ease);
}

.panel:hover {
  border-color: rgba(201, 161, 95, 0.46);
  box-shadow: var(--shadow-sm);
  transform: translateY(-3px);
}

.panel:hover::before {
  opacity: 1;
}

.panel h3 {
  margin: 0 0 10px;
  color: var(--primary-deep);
  font-size: 21px;
  line-height: 1.28;
}

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

.panel a:not(.button) {
  color: var(--accent-deep);
  font-weight: 800;
  text-decoration: underline;
  text-decoration-color: rgba(201, 161, 95, 0.42);
  text-underline-offset: 4px;
}

.panel-lede {
  color: var(--ink);
  font-weight: 750;
}

.tags,
.inline-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0;
  list-style: none;
}

.tag {
  border: 1px solid rgba(201, 161, 95, 0.28);
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--primary);
  padding: 5px 10px;
  font-size: 12px;
  font-weight: 800;
}

.mini-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
  border-top: 1px solid var(--line);
  padding-top: 16px;
}

.mini-columns strong {
  display: block;
  margin-bottom: 8px;
  color: var(--primary);
}

.mini-columns ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}

.numbered {
  margin: 18px 0 0;
  padding-left: 22px;
}

.numbered li {
  margin: 6px 0;
  color: var(--muted);
}

#services .grid-3 {
  gap: 24px;
}

#services .panel {
  --service-accent: var(--accent);
  --service-accent-rgb: 201, 161, 95;
  display: flex;
  flex-direction: column;
  border-color: rgba(240, 223, 186, 0.18);
  background:
    linear-gradient(135deg, rgba(var(--service-accent-rgb), 0.16), transparent 34%),
    linear-gradient(180deg, rgba(49, 66, 53, 0.98), rgba(18, 25, 21, 0.98)),
    var(--primary-deep);
  padding: 34px 30px 30px;
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.08) inset,
    0 24px 58px rgba(12, 17, 14, 0.22);
}

#services .panel::after {
  position: absolute;
  right: 24px;
  bottom: 26px;
  width: 118px;
  aspect-ratio: 1;
  pointer-events: none;
  content: "";
  border: 1px solid rgba(240, 223, 186, 0.14);
  opacity: 0.7;
  transform: rotate(14deg);
}

#services .panel:nth-child(2) {
  --service-accent: #b38b4a;
  --service-accent-rgb: 179, 139, 74;
}

#services .panel:nth-child(3) {
  --service-accent: #a88a5c;
  --service-accent-rgb: 168, 138, 92;
}

#services .panel::before {
  height: 5px;
  background: linear-gradient(90deg, var(--service-accent), rgba(var(--service-accent-rgb), 0.52));
  opacity: 1;
}

#services .panel:hover {
  border-color: rgba(240, 223, 186, 0.36);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.12) inset,
    0 32px 78px rgba(12, 17, 14, 0.32);
}

#services .panel h3 {
  position: relative;
  z-index: 1;
  color: #f5e4bf;
  padding-left: 14px;
  font-size: clamp(23px, 2vw, 29px);
}

#services .panel h3::before {
  position: absolute;
  top: 0.18em;
  bottom: 0.18em;
  left: 0;
  width: 4px;
  border-radius: 999px;
  content: "";
  background: var(--service-accent);
}

#services .panel p,
#services .panel ul,
#services .panel ol,
#services .panel .button {
  position: relative;
  z-index: 1;
}

#services .panel p {
  color: rgba(255, 255, 255, 0.76);
}

#services .panel-lede {
  border-radius: var(--radius-sm);
  background: rgba(240, 223, 186, 0.1);
  color: #f4e6c5;
  padding: 12px 14px;
  font-size: 17px;
  font-weight: 850;
}

#services .tags {
  margin-top: 20px;
}

#services .tag {
  border-color: rgba(240, 223, 186, 0.52);
  background:
    linear-gradient(180deg, #ddbd78, var(--service-accent));
  color: var(--primary-deep);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.42) inset,
    0 8px 18px rgba(var(--service-accent-rgb), 0.16);
}

#services .mini-columns {
  overflow: hidden;
  border: 1px solid rgba(240, 223, 186, 0.18);
  border-radius: var(--radius-sm);
  background:
    linear-gradient(90deg, rgba(240, 223, 186, 0.08), transparent 52%),
    rgba(255, 255, 255, 0.03);
  margin-top: 20px;
  padding: 0;
}

#services .mini-columns > div {
  padding: 18px;
}

#services .mini-columns > div + div {
  border-left: 1px solid rgba(240, 223, 186, 0.16);
}

#services .mini-columns strong {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #ead9b5;
  font-size: 15px;
}

#services .mini-columns strong::before {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  content: "";
  background: currentColor;
}

#services .mini-columns li::marker {
  color: #d8b56e;
}

#services .mini-columns li,
#services .numbered li {
  color: rgba(255, 255, 255, 0.72);
}

#services .numbered {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 9px 14px;
  margin-top: 20px;
  padding-left: 0;
  list-style: none;
  counter-reset: service-step;
}

#services .numbered li {
  position: relative;
  margin: 0;
  padding-left: 34px;
  counter-increment: service-step;
}

#services .numbered li::before {
  position: absolute;
  top: 0;
  left: 0;
  width: 24px;
  height: 24px;
  border-radius: 999px;
  background: rgba(240, 223, 186, 0.12);
  color: #ead9b5;
  content: counter(service-step);
  font-size: 12px;
  font-weight: 850;
  line-height: 24px;
  text-align: center;
}

#services .service-meta {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 8px;
  align-items: start;
  border-top: 1px solid rgba(240, 223, 186, 0.16);
  margin: 18px 0 0;
  padding-top: 14px;
}

#services .service-meta + .service-meta {
  margin-top: 10px;
}

#services .service-meta strong {
  color: #f5e4bf;
}

#services .service-meta span {
  color: rgba(255, 255, 255, 0.72);
}

#services .panel .button {
  align-self: flex-start;
  margin-top: auto;
  border-color: rgba(var(--service-accent-rgb), 0.42);
  background: linear-gradient(180deg, #ddbd78, var(--service-accent));
  color: var(--primary-deep);
  box-shadow: 0 18px 36px rgba(var(--service-accent-rgb), 0.2);
}

#services .panel .button:hover {
  box-shadow: 0 22px 44px rgba(var(--service-accent-rgb), 0.28);
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 22px;
}

.audience-card {
  position: relative;
  display: grid;
  grid-column: span 2;
  align-content: start;
  gap: 22px;
  overflow: hidden;
  border: 1px solid rgba(196, 168, 130, 0.26);
  border-radius: var(--radius);
  background: #f7f5f2;
  padding: 34px 30px 30px;
  box-shadow: 0 18px 42px rgba(168, 144, 128, 0.1);
  transition:
    border-color 180ms var(--ease),
    box-shadow 180ms var(--ease),
    transform 180ms var(--ease);
}

.audience-card:nth-child(4) {
  grid-column: 2 / span 2;
}

.audience-card::before {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 4px;
  content: "";
  background: #a89080;
}

.audience-card:hover {
  border-color: rgba(168, 144, 128, 0.42);
  box-shadow: 0 24px 54px rgba(168, 144, 128, 0.16);
  transform: translateY(-2px);
}

.audience-card-head,
.audience-block {
  position: relative;
  z-index: 1;
}

.audience-card .section-kicker {
  display: inline-flex;
  margin-bottom: 14px;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: #7c6755;
  font-size: 13px;
  font-weight: 850;
}

.audience-card h3 {
  margin: 0;
  color: #2c2c2c;
  font-size: clamp(22px, 2vw, 28px);
  line-height: 1.22;
}

.audience-block {
  display: grid;
  gap: 12px;
  border-top: 1px solid rgba(168, 144, 128, 0.16);
  padding-top: 16px;
}

.audience-block strong {
  color: #7c6755;
  font-size: 14px;
  font-weight: 850;
}

.audience-block ul {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.audience-block li {
  position: relative;
  color: #6b6b6b;
  padding-left: 16px;
  font-size: 15px;
  font-weight: 650;
  line-height: 1.55;
}

.audience-block li::before {
  position: absolute;
  top: 0.68em;
  left: 0;
  width: 5px;
  height: 5px;
  border-radius: 999px;
  content: "";
  background: #c4a882;
}

.audience-pain li {
  color: #6b6b6b;
}

.audience-factors ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.audience-factors li {
  border: 1px solid rgba(196, 168, 130, 0.42);
  border-radius: 999px;
  background: rgba(196, 168, 130, 0.14);
  color: #5f5043;
  padding: 7px 12px;
  font-size: 14px;
  font-weight: 850;
  line-height: 1.35;
}

.audience-factors li::before {
  display: none;
}

.decision-factors {
  position: relative;
  display: grid;
  grid-template-columns: minmax(260px, 0.3fr) minmax(0, 0.7fr);
  gap: 26px;
  align-items: center;
  overflow: hidden;
  margin-top: 46px;
  border: 1px solid rgba(196, 168, 130, 0.42);
  border-radius: var(--radius);
  background:
    linear-gradient(90deg, rgba(196, 168, 130, 0.18), rgba(247, 245, 242, 0.92) 38%),
    #f0ede8;
  padding: 30px;
  box-shadow: 0 18px 44px rgba(168, 144, 128, 0.14);
}

.decision-factors::before {
  position: absolute;
  top: 0;
  left: 0;
  width: 5px;
  height: 100%;
  content: "";
  background: #c4a882;
}

.decision-factors h3 {
  position: relative;
  z-index: 1;
  margin: 0;
  color: #2c2c2c;
  font-size: clamp(24px, 2vw, 30px);
  line-height: 1.18;
}

.decision-factors ul {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: nowrap;
  gap: 8px;
  justify-content: flex-end;
  margin: 0;
  padding: 0;
  list-style: none;
}

.decision-factors li {
  flex: 0 0 auto;
  border: 1px solid rgba(196, 168, 130, 0.48);
  border-radius: 999px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.86), rgba(196, 168, 130, 0.16));
  padding: 9px 11px;
  color: #5f5043;
  font-size: 13px;
  font-weight: 850;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.7) inset;
}

.application-list {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 30px;
}

.application-row {
  position: relative;
  display: grid;
  grid-column: span 2;
  gap: 18px;
  align-items: start;
  overflow: hidden;
  border: 1px solid rgba(196, 168, 130, 0.34);
  border-radius: var(--radius);
  background: #f0ede8;
  padding: 38px 26px 34px;
  min-height: 340px;
  box-shadow: 0 18px 44px rgba(168, 144, 128, 0.14);
  transition:
    border-color 180ms var(--ease),
    background 180ms var(--ease),
    box-shadow 180ms var(--ease),
    transform 180ms var(--ease);
}

.application-row::before {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 5px;
  content: "";
  background: #c4a882;
}

.application-row::after {
  position: absolute;
  right: 22px;
  bottom: 24px;
  width: 96px;
  aspect-ratio: 1;
  pointer-events: none;
  content: "";
  border: 1px solid rgba(168, 144, 128, 0.16);
  opacity: 0.58;
  transform: rotate(14deg);
}

.application-row:nth-child(5) {
  grid-column: 2 / span 2;
}

.application-row:hover {
  border-color: rgba(196, 168, 130, 0.52);
  background: #f7f5f2;
  box-shadow: 0 24px 58px rgba(168, 144, 128, 0.2);
  transform: translateY(-2px);
}

.application-row > div,
.application-row > p,
.application-row > ul {
  position: relative;
  z-index: 1;
}

.application-row .section-kicker {
  display: inline-flex;
  margin-bottom: 12px;
  border: 1px solid rgba(196, 168, 130, 0.34);
  border-radius: 999px;
  background: rgba(196, 168, 130, 0.13);
  color: #7c6755;
  padding: 5px 10px;
  font-size: 13px;
}

.application-row h3 {
  margin: 0;
  color: #2c2c2c;
  font-size: clamp(21px, 1.8vw, 26px);
  line-height: 1.22;
}

.application-row p {
  margin: 0;
  color: #6b6b6b;
  font-size: 15px;
  line-height: 1.78;
}

.application-row ul {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-self: end;
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
  color: var(--ink);
}

.application-row li {
  border: 1px solid rgba(196, 168, 130, 0.42);
  border-radius: 999px;
  background: rgba(247, 245, 242, 0.78);
  padding: 6px 10px;
  color: #5f5043;
  font-size: 13px;
  font-weight: 850;
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.68) inset,
    0 8px 18px rgba(168, 144, 128, 0.1);
}

.project-case-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
}

.project-case {
  display: grid;
  min-width: 0;
  gap: 15px;
}

.project-case button {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition:
    box-shadow 200ms var(--ease),
    transform 200ms var(--ease);
}

.project-case button:hover {
  box-shadow: 0 22px 48px rgba(29, 36, 32, 0.16);
  transform: translateY(-3px);
}

.project-count {
  position: absolute;
  right: 10px;
  bottom: 10px;
  z-index: 3;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  background: rgba(23, 35, 28, 0.82);
  color: var(--white);
  padding: 5px 9px;
  font-size: 12px;
  font-weight: 850;
  backdrop-filter: blur(10px);
}

.project-case h3 {
  margin: 0 0 6px;
  color: var(--primary);
  font-size: 20px;
  line-height: 1.24;
}

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

.gallery-open {
  overflow: hidden;
}

.gallery-lightbox[hidden] {
  display: none;
}

.gallery-lightbox {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: grid;
  place-items: center;
  padding: 28px;
}

.gallery-backdrop {
  position: absolute;
  inset: 0;
  border: 0;
  background: rgba(10, 13, 11, 0.78);
  cursor: zoom-out;
  backdrop-filter: blur(8px);
}

.gallery-panel {
  position: relative;
  z-index: 1;
  display: grid;
  width: min(1180px, 100%);
  max-height: calc(100svh - 56px);
  grid-template-rows: auto minmax(0, 1fr) auto;
  gap: 16px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, #fbf9f4, #efe9dd);
  padding: 22px;
  box-shadow: var(--shadow-lg);
  animation: lightbox-in 180ms var(--ease) both;
}

.gallery-header {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 20px;
}

.gallery-header h2 {
  margin: 0;
  color: var(--primary);
  font-size: clamp(22px, 2.6vw, 32px);
  line-height: 1.12;
}

.gallery-close,
.gallery-nav {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--primary);
  cursor: pointer;
  font: inherit;
  font-weight: 850;
  transition:
    background 180ms var(--ease),
    border-color 180ms var(--ease),
    color 180ms var(--ease),
    transform 180ms var(--ease);
}

.gallery-close:hover,
.gallery-nav:hover {
  border-color: rgba(201, 161, 95, 0.5);
  background: var(--accent);
  color: var(--primary-deep);
}

.gallery-close {
  min-height: 44px;
  padding: 8px 14px;
}

.gallery-stage {
  display: grid;
  min-height: 0;
  grid-template-columns: 46px minmax(0, 1fr) 46px;
  gap: 14px;
  align-items: center;
}

.gallery-stage figure {
  display: grid;
  min-height: 0;
  gap: 10px;
  margin: 0;
}

.gallery-stage img {
  width: 100%;
  max-height: min(62svh, 720px);
  object-fit: contain;
  border-radius: var(--radius-sm);
  background:
    linear-gradient(135deg, rgba(201, 161, 95, 0.28), rgba(49, 66, 53, 0.16)),
    #ded8cb;
}

.gallery-stage img[data-orientation="portrait"] {
  aspect-ratio: 2480 / 3507;
}

.gallery-stage img[data-orientation="landscape"] {
  aspect-ratio: 16 / 10;
}

.gallery-stage figcaption {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  color: var(--muted);
}

.gallery-stage figcaption strong {
  color: var(--primary);
  font-variant-numeric: tabular-nums;
}

.gallery-nav {
  min-height: 80px;
  font-size: 30px;
}

.gallery-thumbs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 2px 0 6px;
  scrollbar-color: var(--line-strong) transparent;
}

.gallery-thumbs button {
  flex: 0 0 74px;
  overflow: hidden;
  border: 2px solid transparent;
  border-radius: var(--radius);
  padding: 0;
  background: #ded8cb;
  cursor: pointer;
  opacity: 0.72;
  transition:
    border-color 180ms var(--ease),
    opacity 180ms var(--ease),
    transform 180ms var(--ease);
}

.gallery-thumbs button:hover,
.gallery-thumbs button.is-active {
  border-color: var(--accent);
  opacity: 1;
  transform: translateY(-2px);
}

.gallery-thumbs img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
}

.coverage-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.6fr) minmax(340px, 0.4fr);
  gap: 42px;
  align-items: center;
}

.channel-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.channel-list article,
.responsibility-item {
  border-top: 1px solid var(--line);
  padding-top: 20px;
}

.channel-list article {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(221, 216, 205, 0.92);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(201, 161, 95, 0.1), transparent 42%),
    rgba(255, 255, 255, 0.62);
  padding: 22px;
  transition:
    border-color 180ms var(--ease),
    background 180ms var(--ease),
    box-shadow 180ms var(--ease),
    transform 180ms var(--ease);
}

.channel-list article::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 3px;
  content: "";
  background: var(--accent);
}

.channel-list article:hover {
  border-color: rgba(201, 161, 95, 0.42);
  background: rgba(255, 255, 255, 0.8);
  box-shadow: 0 14px 34px rgba(29, 36, 32, 0.08);
  transform: translateY(-2px);
}

.channel-list h3,
.market-list h3,
.responsibility-item h3 {
  margin: 0 0 8px;
  color: var(--primary);
}

.channel-list p,
.responsibility-item p {
  margin: 0;
  color: var(--muted);
}

.market-list {
  position: relative;
  align-self: center;
  overflow: hidden;
  border: 1px solid rgba(240, 223, 186, 0.18);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(49, 66, 53, 0.96), rgba(23, 35, 28, 0.94)),
    var(--primary-deep);
  padding: 28px;
  box-shadow: 0 24px 58px rgba(12, 17, 14, 0.18);
  transition:
    border-color 180ms var(--ease),
    box-shadow 180ms var(--ease),
    transform 180ms var(--ease);
}

.market-list::after {
  position: absolute;
  right: -42px;
  bottom: -58px;
  width: 172px;
  aspect-ratio: 1;
  pointer-events: none;
  content: "";
  border: 1px solid rgba(240, 223, 186, 0.14);
  opacity: 0.76;
  transform: rotate(14deg);
  transition:
    border-color 180ms var(--ease),
    opacity 180ms var(--ease),
    transform 180ms var(--ease);
}

.market-list:hover {
  border-color: rgba(240, 223, 186, 0.34);
  box-shadow: 0 32px 76px rgba(12, 17, 14, 0.28);
  transform: translateY(-2px);
}

.market-list:hover::after {
  border-color: rgba(240, 223, 186, 0.24);
  opacity: 1;
  transform: rotate(14deg) scale(1.04);
}

.market-list h3 {
  position: relative;
  z-index: 1;
  color: #f5e4bf;
  font-size: 24px;
}

.market-list ul {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 0;
  margin: 0;
  margin-top: 18px;
  padding: 0;
  list-style: none;
}

.market-list li {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 16px;
  border-top: 1px solid rgba(240, 223, 186, 0.14);
  padding: 16px 0;
}

.market-list li:first-child {
  border-top: 0;
}

.market-list strong {
  color: #ead9b5;
}

.market-list span {
  color: rgba(255, 255, 255, 0.76);
}

.responsibility-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
}

.knowledge-list {
  display: grid;
  gap: 18px;
  max-width: 1120px;
  margin: 0 auto;
}

.knowledge-item {
  border: 1px solid rgba(201, 161, 95, 0.24);
  border-radius: var(--radius);
  background: var(--white);
  padding: 0;
  box-shadow: 0 16px 38px rgba(29, 36, 32, 0.07);
  transition:
    border-color 180ms var(--ease),
    box-shadow 180ms var(--ease),
    transform 180ms var(--ease);
}

.knowledge-item:hover {
  border-color: rgba(201, 161, 95, 0.46);
  box-shadow: 0 22px 52px rgba(29, 36, 32, 0.1);
  transform: translateY(-2px);
}

.knowledge-item[open] {
  border-color: rgba(201, 161, 95, 0.58);
  box-shadow: 0 18px 46px rgba(129, 95, 46, 0.12);
}

.knowledge-item h3,
.faq-item h3 {
  margin: 0 0 8px;
  color: var(--primary-deep);
  font-size: 19px;
  line-height: 1.35;
}

.knowledge-item summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 20px;
  align-items: center;
  cursor: pointer;
  list-style: none;
  color: var(--primary-deep);
  font-size: clamp(18px, 1.45vw, 21px);
  font-weight: 850;
  line-height: 1.35;
  padding: 22px 28px;
}

.knowledge-item summary::-webkit-details-marker {
  display: none;
}

.knowledge-item summary::after {
  width: 9px;
  height: 9px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  content: "";
  transform: rotate(45deg);
  transition: transform 180ms var(--ease);
}

.knowledge-item[open] summary {
  border-bottom: 1px solid rgba(201, 161, 95, 0.2);
  color: var(--primary-deep);
}

.knowledge-item[open] summary::after {
  transform: rotate(225deg);
}

.knowledge-answer {
  display: grid;
  gap: 12px;
  margin: 0 28px 28px;
  padding: 22px 0 0;
}

.answer-label {
  margin: 0;
  color: var(--primary-deep);
  font-size: 14px;
  font-weight: 900;
  line-height: 1.35;
}

.knowledge-answer .answer-label:first-child::before {
  margin-right: 6px;
  color: #f59e0b;
  content: "✦";
}

.answer-short {
  position: relative;
  border: 1px solid rgba(201, 161, 95, 0.22);
  border-radius: var(--radius-sm);
  background: #faf8f3;
  margin: 0 0 6px;
  color: var(--primary-deep);
  padding: 13px 14px;
  font-size: 16px;
  font-weight: 750;
  line-height: 1.75;
}

.answer-detail,
.answer-summary {
  margin: 0;
  color: #334155;
}

.answer-detail {
  margin-bottom: 8px;
  line-height: 1.86;
}

.answer-summary {
  margin-top: 0;
  color: #334155;
  padding: 0;
  font-weight: 850;
}

.faq-category {
  max-width: 1120px;
  margin: 0 auto 34px;
}

.faq-category > h3 {
  display: flex;
  align-items: center;
  border-bottom: 1px solid rgba(221, 216, 205, 0.9);
  margin: 0 0 20px;
  color: var(--primary-deep);
  padding-bottom: 16px;
  font-size: 24px;
  line-height: 1.2;
}

.faq-item {
  border: 1px solid rgba(201, 161, 95, 0.24);
  border-radius: var(--radius);
  background: var(--white);
  margin-bottom: 14px;
  overflow: hidden;
  transition:
    border-color 180ms var(--ease),
    box-shadow 180ms var(--ease),
    transform 180ms var(--ease);
}

.faq-item:hover {
  border-color: rgba(201, 161, 95, 0.42);
  box-shadow: 0 14px 34px rgba(29, 36, 32, 0.07);
  transform: translateY(-1px);
}

.faq-item[open] {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(245, 243, 239, 0.68)),
    var(--white);
}

.faq-item summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  cursor: pointer;
  list-style: none;
  color: var(--primary-deep);
  padding: 20px 24px;
  font-weight: 850;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::before {
  color: var(--accent-deep);
  content: "Q.";
  font-weight: 900;
}

.faq-item summary::after {
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--muted);
  border-bottom: 2px solid var(--muted);
  content: "";
  transform: rotate(45deg);
  transition: transform 180ms var(--ease);
}

.faq-item[open] summary::after {
  transform: rotate(225deg);
}

.faq-item p {
  margin: 0;
  color: var(--muted-strong);
  padding: 0 24px 22px 58px;
  line-height: 1.8;
}

.article-list {
  display: grid;
  gap: 18px;
  max-width: 1120px;
  margin: 0 auto;
}

.article-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
  border-top: 1px solid var(--line);
  padding: 26px 0;
  transition:
    border-color 180ms var(--ease),
    transform 180ms var(--ease);
}

.article-row:hover {
  border-color: rgba(201, 161, 95, 0.58);
  transform: translateX(3px);
}

.article-row h3 {
  margin: 0 0 8px;
  color: var(--primary-deep);
  font-size: 22px;
  line-height: 1.32;
}

.article-row h3 a {
  text-decoration: underline;
  text-decoration-color: transparent;
  text-underline-offset: 5px;
  transition:
    color 180ms var(--ease),
    text-decoration-color 180ms var(--ease);
}

.article-row h3 a:hover {
  color: var(--primary);
  text-decoration-color: rgba(201, 161, 95, 0.72);
}

.article-row p,
.article-meta {
  color: var(--muted);
}

.article-meta {
  margin: 0 0 8px;
  color: var(--accent-deep);
  font-size: 13px;
  font-weight: 850;
}

.page {
  min-height: 72vh;
  padding: 142px 24px 104px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.72), rgba(255, 255, 255, 0.94)),
    var(--white);
}

.page > .container > .section-lede,
.article-body > .section-lede {
  max-width: 820px;
  margin: 22px 0 42px;
}

.articles-index-header {
  display: grid;
  justify-items: start;
  margin: 0 auto 54px;
  max-width: 1120px;
  text-align: left;
}

.articles-index-header .section-kicker {
  margin-bottom: 14px;
}

.articles-index-header .page-title {
  max-width: 860px;
  font-size: clamp(40px, 4.8vw, 58px);
  line-height: 1.08;
  text-wrap: balance;
}

.articles-index-header .section-lede {
  max-width: 760px;
  margin: 22px 0 0;
  color: var(--muted-strong);
  font-size: 17px;
  line-height: 1.82;
}

.article-body {
  max-width: 820px;
}

.article-detail-page {
  padding-top: 132px;
  background: var(--white);
}

.article-detail-page .article-body {
  max-width: 880px;
}

.article-header {
  border-bottom: 1px solid rgba(221, 216, 205, 0.9);
  margin-bottom: 44px;
  padding-bottom: 34px;
}

.article-header .article-meta {
  margin-bottom: 14px;
  color: var(--accent-deep);
  font-size: 14px;
}

.article-detail-page .page-title {
  max-width: 880px;
  font-size: clamp(32px, 3.1vw, 40px);
  line-height: 1.18;
  text-wrap: balance;
}

.article-detail-page .section-lede {
  max-width: 780px;
  margin: 22px 0 0;
  color: var(--muted-strong);
  font-size: 18px;
  line-height: 1.8;
}

.article-body h2 {
  margin: 42px 0 14px;
  color: var(--primary-deep);
  font-size: 26px;
  line-height: 1.28;
}

.article-body section:first-of-type h2 {
  margin-top: 0;
}

.article-body p {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.82;
}

.article-detail-page .article-body p {
  max-width: 760px;
}

.article-back {
  margin-top: 36px;
}

.final-cta {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(23, 35, 28, 0.94), rgba(23, 35, 28, 0.78)),
    url("https://static.heartbitai.com/customers/webisites/shengyuanshiye/brochure/brochure-interior-surface-finishes.jpg") center / cover;
  color: var(--white);
  padding: 86px 24px;
}

.final-cta::after {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: "";
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  opacity: 0.48;
}

.final-cta-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.62fr) minmax(300px, 0.38fr);
  gap: 46px;
  align-items: center;
}

.final-cta .section-kicker {
  color: #ead9b5;
}

.final-cta h2 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(32px, 4.5vw, 58px);
  font-weight: 850;
  line-height: 1.08;
  text-wrap: balance;
}

.final-cta p {
  max-width: 720px;
  margin: 20px 0 0;
  color: #eee7dc;
  font-size: 17px;
}

.final-cta-panel {
  display: grid;
  gap: 16px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.1);
  padding: 24px;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(14px);
}

.final-cta-panel p {
  display: grid;
  gap: 4px;
  margin: 0;
  color: #efe6d6;
}

.final-cta-panel strong {
  color: #ead9b5;
  font-size: 13px;
}

.final-cta-panel span {
  color: var(--white);
  font-weight: 700;
}

.footer {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(201, 161, 95, 0.14), transparent 36%),
    #17231c;
  color: #d9d2c4;
  padding: 70px 24px 54px;
}

.footer::after {
  position: absolute;
  right: -8%;
  bottom: -34%;
  width: min(42vw, 520px);
  aspect-ratio: 1;
  pointer-events: none;
  content: "";
  border: 1px solid rgba(201, 161, 95, 0.16);
  opacity: 0.5;
  transform: rotate(14deg);
}

.footer-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.58fr) minmax(320px, 0.42fr);
  gap: 54px;
}

.footer h2,
.footer h3 {
  color: var(--white);
}

.footer h2 {
  margin-top: 0;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.08;
}

.footer h3 {
  margin-top: 0;
}

.footer p {
  max-width: 760px;
}

.footer-grid > div:last-child {
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.055);
  padding: 24px;
}

.footer-contact-card h3 {
  margin-bottom: 20px;
}

.footer-contact-content {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 196px;
  gap: 24px;
  align-items: start;
}

.footer-contact-text {
  min-width: 0;
}

.footer-contact-text p {
  margin: 0 0 14px;
}

.footer-contact-image-wrap {
  display: grid;
  gap: 12px;
  justify-items: center;
  align-self: start;
  margin-top: -18px;
}

.footer-contact-image {
  width: 100%;
  max-width: 196px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.24);
}

.footer-contact-caption {
  margin: 0;
  color: #bfb7a6;
  font-size: 13px;
  line-height: 1.7;
  text-align: center;
}

.footer-contact-service-region {
  white-space: nowrap;
}

.footer a {
  color: #ead9b5;
  text-decoration: underline;
  text-decoration-color: rgba(234, 217, 181, 0.36);
  text-underline-offset: 4px;
}

.footer-bottom {
  position: relative;
  z-index: 1;
  margin-top: 36px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 22px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0;
  color: #aaa395;
  font-size: 14px;
}

.footer-icp-link {
  margin-right: 20px;
  text-decoration: none;
}

.footer-support-link {
  color: inherit;
  text-decoration: none;
}

.footer-support-link:hover,
.footer-icp-link:hover {
  color: #ead9b5;
}

@keyframes hero-rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes lightbox-in {
  from {
    opacity: 0;
    transform: translateY(10px) scale(0.985);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 1ms !important;
  }
}

@media (max-width: 1040px) {
  .topbar-inner {
    grid-template-columns: 1fr auto;
  }

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

  .hero-lead-card {
    justify-self: start;
    width: min(100%, 560px);
  }

  .nav {
    grid-column: 1 / -1;
    justify-content: flex-start;
    order: 3;
  }

  .topbar-cta {
    justify-self: end;
  }

  .project-case-grid,
  .responsibility-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .process-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
  }

  .process-step:nth-child(5) {
    grid-column: span 2;
  }

  .application-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 22px;
  }

  .application-row:nth-child(5) {
    grid-column: span 2;
  }

  .audience-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .audience-card,
  .audience-card:nth-child(4) {
    grid-column: span 2;
  }

}

@media (max-width: 820px) {
  :root {
    --topbar-clearance: 132px;
  }

  html {
    scroll-padding-top: 120px;
  }

  .topbar-inner,
  .footer-grid,
  .final-cta-inner,
  .article-row {
    grid-template-columns: 1fr;
  }

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

  .footer-contact-image-wrap {
    margin-top: 0;
  }

  .footer-contact-service-region {
    white-space: normal;
  }

  .topbar-inner {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 10px;
    align-items: flex-start;
    padding: 12px 18px 10px;
  }

  .brand-mark {
    min-height: 46px;
    min-width: 0;
    font-size: 17px;
  }

  .brand-mark span:last-child {
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .brand-symbol {
    width: 42px;
    height: 42px;
  }

  .brand-logo {
    width: 100%;
    height: 100%;
  }

  .nav {
    width: 100%;
    flex-wrap: nowrap;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 4px;
    scrollbar-width: none;
  }

  .nav::-webkit-scrollbar {
    display: none;
  }

  .nav a {
    flex: 0 0 auto;
  }

  .topbar-cta {
    grid-row: 1;
    grid-column: 2;
    justify-self: end;
    min-height: 40px;
    padding-inline: 13px;
  }

  .metrics,
  .cluster-list,
  .material-examples,
  .process-list,
  .value-list,
  .brochure-showcase,
  .project-case-grid,
  .coverage-layout,
  .channel-list,
  .responsibility-list,
  .grid-2,
  .grid-3,
  .mini-columns {
    grid-template-columns: 1fr;
  }

  .hero::after {
    display: none;
  }

  .hero-media img {
    opacity: 0.48;
  }

  .hero-media::after {
    background:
      linear-gradient(90deg, rgba(10, 15, 12, 0.92), rgba(18, 25, 21, 0.78)),
      linear-gradient(0deg, rgba(10, 15, 12, 0.86), rgba(10, 15, 12, 0.18) 46%),
      linear-gradient(180deg, rgba(10, 15, 12, 0.34), rgba(10, 15, 12, 0.76));
  }

  .hero h1 {
    font-size: clamp(40px, 13vw, 64px);
    line-height: 1.03;
  }

  .page-title {
    font-size: clamp(34px, 10vw, 52px);
  }

  .hero-content {
    padding: var(--topbar-clearance) 20px 48px;
  }

  .hero-lead-card {
    padding: 22px;
  }

  .hero-subhead {
    font-size: 16px;
    color: #f5efe4;
  }

  .hero-trust {
    gap: 8px;
  }

  .hero-trust li {
    max-width: 100%;
  }

  .actions {
    align-items: stretch;
    gap: 10px;
  }

  .actions .button {
    width: 100%;
  }

  .metrics {
    margin-top: 38px;
  }

  .metric {
    padding: 18px;
  }

  .section {
    padding: 72px 20px;
  }

  .section::before {
    width: calc(100% - 40px);
  }

  .section-header {
    gap: 12px;
    margin-bottom: 36px;
  }

  .section-brochure .section-header {
    grid-template-columns: 1fr;
    justify-items: center;
    text-align: center;
  }

  .section-brochure .section-header > .section-kicker,
  .section-brochure .section-title {
    grid-column: 1;
    grid-row: auto;
  }

  .section-brochure .section-title {
    max-width: 100%;
    font-size: clamp(30px, 9vw, 40px);
  }

  .section-brochure .section-lede {
    grid-column: 1;
    grid-row: auto;
    max-width: 100%;
    justify-self: center;
    padding-top: 0;
  }

  .section-lede {
    padding-top: 0;
  }

  .value-item {
    border-right: 0;
    border-bottom: 1px solid var(--line);
    padding: 22px 0;
  }

  .value-item:not(:first-child) {
    padding-left: 0;
  }

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

  .material-category,
  .decision-factors {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .decision-factors ul {
    flex-wrap: wrap;
    justify-content: flex-start;
  }

  .material-category {
    padding-top: 24px;
  }

  .material-category > div {
    border-right: 0;
    border-bottom: 1px solid rgba(49, 66, 53, 0.12);
    background: linear-gradient(90deg, rgba(201, 161, 95, 0.1), transparent 100%);
    padding: 18px 18px 18px 16px;
  }

  .material-examples {
    grid-template-columns: 1fr;
  }

  .process-step {
    padding: 22px 20px;
  }

  .process-step,
  .process-step:nth-child(5) {
    grid-column: auto;
  }

  .brochure-showcase {
    gap: 32px;
  }

  .brochure-thumbs {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .application-row {
    gap: 14px;
    min-height: auto;
    padding: 28px 20px 24px;
  }

  .application-row,
  .application-row:nth-child(5) {
    grid-column: auto;
  }

  .audience-card,
  .audience-card:nth-child(4) {
    grid-column: auto;
  }

  .gallery-lightbox {
    padding: 12px;
  }

  .gallery-panel {
    max-height: calc(100svh - 24px);
    padding: 14px;
  }

  .gallery-header {
    align-items: center;
  }

  .gallery-stage {
    grid-template-columns: 1fr;
  }

  .gallery-nav {
    min-height: 44px;
  }

  .gallery-stage figcaption {
    flex-direction: column;
    gap: 6px;
  }

  .article-row {
    gap: 12px;
  }

  .article-row .button {
    justify-self: start;
  }

  .page {
    padding: 140px 20px 78px;
  }

  .article-detail-page {
    padding-top: 124px;
  }

  .article-header {
    margin-bottom: 34px;
    padding-bottom: 26px;
  }

  .article-detail-page .page-title {
    font-size: clamp(27px, 7.8vw, 36px);
  }

  .article-detail-page .section-lede {
    font-size: 16px;
  }

  .articles-index-header {
    margin-bottom: 40px;
  }

  .articles-index-header .page-title {
    font-size: clamp(30px, 8.6vw, 38px);
  }

  .articles-index-header .section-lede {
    font-size: 16px;
  }

  .final-cta {
    padding: 68px 20px;
  }

  .final-cta-inner {
    gap: 26px;
  }

  .final-cta h2 {
    font-size: clamp(28px, 9vw, 40px);
  }

  .final-cta p {
    font-size: 16px;
  }
}

@media (max-width: 520px) {
  :root {
    --topbar-clearance: 140px;
  }

  .topbar-inner {
    padding-inline: 14px;
  }

  .brand-mark span:last-child {
    max-width: 9em;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .topbar-cta {
    max-width: 7em;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .hero h1 {
    font-size: clamp(36px, 12vw, 52px);
  }

  .hero-lead-card h2 {
    font-size: clamp(22px, 7vw, 28px);
  }

  .page-title {
    font-size: clamp(32px, 9vw, 44px);
  }

  .eyebrow {
    align-items: flex-start;
    white-space: normal;
  }

  .section h2,
  .section-title {
    font-size: clamp(26px, 8.4vw, 36px);
  }

  .panel {
    padding: 22px 20px;
  }

  #services .panel {
    padding: 24px 20px;
  }

  #services .mini-columns {
    padding: 14px;
  }

  #services .numbered {
    gap: 5px;
    grid-template-columns: 1fr;
  }

  .final-cta-panel,
  .footer-grid > div:last-child {
    padding: 20px;
  }

  .brochure-thumbs {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .market-list li {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .market-list {
    padding: 24px 20px;
  }
}