@import url("https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&family=DM+Mono:ital,wght@0,300;0,400;0,500;1,300&display=swap");

:root {
  color-scheme: dark;
  --void: #050b14;
  --deep: #0a1628;
  --surface: #0f1e38;
  --surface-2: #152540;
  --border: #1c2e4a;
  --border-2: #243758;
  --muted: #2a3f5f;
  --fg: #eef2fa;
  --fg-2: #8fa4c4;
  --fg-3: #4e6585;
  --green: #1e7a45;
  --green-bright: #4ad278;
  --green-pale: #9dffc5;
  --signal: #4f6ef7;
  --signal-bright: #7b9fff;
  --bio: #14d9c4;
  --danger: #e05252;
  --warn: #e8a838;
  --paper: #f7f5f0;
  --ink: #0e1624;
  --font-display: "DM Serif Display", Georgia, serif;
  --font-sans: "DM Sans", system-ui, sans-serif;
  --font-mono: "DM Mono", "Courier New", monospace;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --header-border: rgba(28, 46, 74, 0.88);
  --header-bg: rgba(5, 11, 20, 0.94);
  --section-border: rgba(28, 46, 74, 0.7);
  --nav-hover-bg: rgba(15, 30, 56, 0.72);
  --nav-current-border: rgba(74, 210, 120, 0.34);
  --nav-current-bg: rgba(74, 210, 120, 0.08);
  --control-bg: var(--deep);
  --button-bg: rgba(15, 30, 56, 0.8);
  --button-hover-bg: rgba(30, 122, 69, 0.2);
  --panel-bg: rgba(10, 22, 40, 0.88);
  --card-bg: rgba(10, 22, 40, 0.82);
  --panel-shine: none;
  --quote-border: rgba(74, 210, 120, 0.22);
  --quote-bg: rgba(10, 22, 40, 0.56);
  --tag-border: rgba(79, 110, 247, 0.36);
  --tag-bg: rgba(79, 110, 247, 0.08);
  --page-hero-bg: rgba(10, 22, 40, 0.36);
  --footer-bg: #030812;
  --mobile-nav-bg: #07111f;
  --mobile-nav-shadow: 0 16px 40px rgba(0, 0, 0, 0.42);
  --network-grid: #1c2e4a;
  --network-line: #4f6ef7;
  --network-line-alt: #14d9c4;
  --network-node: #4ad278;
  --network-node-alt: #4f6ef7;
  --network-panel-bg: #0a1628;
  --network-label: #8fa4c4;
}

:root[data-theme="light"] {
  color-scheme: light;
  --void: #f5f8f7;
  --deep: #e9f0ee;
  --surface: #ffffff;
  --surface-2: #edf4f2;
  --border: #cbd8d5;
  --border-2: #aebfbd;
  --muted: #d7e2df;
  --fg: #111b29;
  --fg-2: #46566e;
  --fg-3: #718095;
  --green: #1e7a45;
  --green-bright: #137744;
  --green-pale: #dff7e8;
  --signal: #3454d9;
  --signal-bright: #2948c8;
  --bio: #008e83;
  --header-border: rgba(174, 191, 189, 0.78);
  --header-bg: rgba(245, 248, 247, 0.92);
  --section-border: rgba(188, 205, 202, 0.76);
  --nav-hover-bg: rgba(232, 240, 238, 0.9);
  --nav-current-border: rgba(30, 122, 69, 0.34);
  --nav-current-bg: rgba(30, 122, 69, 0.08);
  --control-bg: rgba(255, 255, 255, 0.88);
  --button-bg: rgba(255, 255, 255, 0.9);
  --button-hover-bg: rgba(30, 122, 69, 0.1);
  --panel-bg: rgba(255, 255, 255, 0.86);
  --card-bg: rgba(255, 255, 255, 0.82);
  --panel-shine: none;
  --quote-border: rgba(30, 122, 69, 0.2);
  --quote-bg: rgba(232, 240, 238, 0.7);
  --tag-border: rgba(52, 84, 217, 0.28);
  --tag-bg: rgba(52, 84, 217, 0.08);
  --page-hero-bg: rgba(232, 240, 238, 0.68);
  --footer-bg: #e8efed;
  --mobile-nav-bg: #f9fbfa;
  --mobile-nav-shadow: 0 16px 40px rgba(14, 22, 36, 0.16);
  --network-grid: #c8d5d4;
  --network-line: #3454d9;
  --network-line-alt: #008e83;
  --network-node: #1e7a45;
  --network-node-alt: #3454d9;
  --network-panel-bg: #f7faf8;
  --network-label: #667b91;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--void);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

html[lang="zh-Hans"] body {
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", var(--font-sans);
}

html[lang="zh-Hans"] h1,
html[lang="zh-Hans"] .section-title,
html[lang="zh-Hans"] .page-hero h1,
html[lang="zh-Hans"] .quote-text,
html[lang="zh-Hans"] .report-feature h2,
html[lang="zh-Hans"] .report-feature h3,
html[lang="zh-Hans"] .workstream-card h3,
html[lang="zh-Hans"] .format-item h3 {
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", var(--font-sans);
  font-weight: 600;
  letter-spacing: 0;
}

a {
  color: inherit;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  height: 72px;
  border-bottom: 1px solid var(--header-border);
  background: var(--header-bg);
  backdrop-filter: blur(12px);
}

.nav-frame {
  width: min(1180px, calc(100% - 48px));
  height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  text-decoration: none;
}

.brand-mark {
  width: 38px;
  height: 42px;
  flex: 0 0 auto;
}

.brand-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 20px;
  line-height: 1.05;
  color: var(--fg);
  white-space: nowrap;
}

.brand-sub {
  font-family: var(--font-mono);
  font-size: 10px;
  line-height: 1;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--green-bright);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.site-nav a {
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  padding: 0 7px;
  border: 1px solid transparent;
  border-radius: 0;
  color: var(--fg-2);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  transition: color 180ms var(--ease), border-color 180ms var(--ease), background 180ms var(--ease);
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--fg);
  border-bottom-color: var(--border-2);
  background: transparent;
  outline: none;
}

.site-nav a[aria-current="page"] {
  color: var(--green-bright);
  border-bottom-color: var(--green-bright);
  background: transparent;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
}

.language-switch {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--control-bg);
  overflow: hidden;
}

.language-switch a,
.language-switch span {
  min-width: 38px;
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 9px;
  color: var(--fg-2);
  font-family: var(--font-mono);
  font-size: 10px;
  line-height: 1;
  letter-spacing: 0.04em;
  text-decoration: none;
  text-transform: uppercase;
}

.language-switch a:hover,
.language-switch a:focus-visible {
  color: var(--fg);
  background: var(--nav-hover-bg);
  outline: none;
}

.language-switch [aria-current="true"] {
  color: var(--green-bright);
  background: var(--nav-current-bg);
}

.theme-select {
  height: 36px;
  width: 88px;
  padding: 0 8px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--control-bg);
  color: var(--fg-2);
  font-family: var(--font-mono);
  font-size: 10px;
  line-height: 1;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
}

.theme-select:hover,
.theme-select:focus-visible {
  color: var(--fg);
  border-color: var(--border-2);
  outline: none;
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--control-bg);
  color: var(--fg);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
}

.section {
  border-bottom: 1px solid var(--section-border);
}

.wrap {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
}

.hero {
  position: relative;
  min-height: min(760px, calc(100vh - 72px));
  display: flex;
  align-items: center;
  padding: 80px 0 48px;
  overflow: hidden;
}

.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(360px, 0.78fr);
  gap: 56px;
  align-items: center;
}

.hero-grid > *,
.split > *,
.contact-grid > *,
.advisory-grid > *,
.report-feature > * {
  min-width: 0;
}

.hero-visual {
  position: absolute;
  inset: 0;
  z-index: 1;
  opacity: 0.38;
}

.hero-visual svg {
  width: 100%;
  height: 100%;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--green-bright);
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.3;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: break-word;
}

h1 {
  margin: 0;
  max-width: 780px;
  font-family: var(--font-display);
  font-size: 64px;
  line-height: 1.04;
  font-weight: 400;
  color: var(--fg);
}

.hero-copy {
  max-width: 710px;
  margin: 24px 0 0;
  color: var(--fg-2);
  font-size: 18px;
  line-height: 1.7;
}

.credibility-line {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin-top: 30px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  color: var(--fg-2);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  line-height: 1.4;
  text-transform: uppercase;
}

.credibility-line span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.credibility-line span::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--green-bright);
}

.hero-actions,
.button-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.button {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 18px;
  border-radius: 4px;
  border: 1px solid var(--border-2);
  color: var(--fg);
  background: var(--button-bg);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: transform 180ms var(--ease), background 180ms var(--ease), border-color 180ms var(--ease);
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
  border-color: var(--green-bright);
  background: var(--button-hover-bg);
  outline: none;
}

.button.primary {
  border-color: var(--green-bright);
  background: var(--green);
  color: #ffffff;
}

.button.primary:hover,
.button.primary:focus-visible {
  background: #249455;
}

.button.ghost {
  color: var(--fg-2);
}

.visual-panel {
  min-width: 0;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--panel-bg);
  box-shadow: var(--panel-shine);
  overflow: hidden;
}

.panel-head {
  min-height: 42px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--fg-3);
  font-family: var(--font-mono);
  font-size: 10px;
  line-height: 1.4;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.panel-body {
  padding: 18px;
}

.network-map {
  aspect-ratio: 4 / 3;
  width: 100%;
  min-width: 0;
}

.metric-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--border);
}

.metric {
  min-width: 0;
  padding: 14px;
  border-right: 1px solid var(--border);
}

.metric:last-child {
  border-right: 0;
}

.metric strong {
  display: block;
  color: var(--fg);
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1.1;
  font-weight: 500;
}

.metric span {
  display: block;
  margin-top: 5px;
  color: var(--fg-3);
  font-family: var(--font-mono);
  font-size: 10px;
  line-height: 1.4;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.panel-note {
  margin: 0;
  padding: 12px 14px;
  border-top: 1px solid var(--border);
  color: var(--fg-3);
  font-size: 12px;
  line-height: 1.55;
}

.section-pad {
  padding: 88px 0;
}

.section-kicker {
  margin-bottom: 18px;
}

.section-title {
  max-width: 760px;
  margin: 0;
  font-family: var(--font-display);
  font-size: 44px;
  line-height: 1.12;
  font-weight: 400;
}

.section-lead {
  max-width: 760px;
  margin: 20px 0 0;
  color: var(--fg-2);
  font-size: 17px;
  line-height: 1.75;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(340px, 0.72fr);
  gap: 56px;
  align-items: start;
}

.grid-3,
.grid-2,
.research-grid {
  display: grid;
  gap: 16px;
  margin-top: 36px;
}

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

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

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

.decision-list {
  display: grid;
  gap: 0;
  margin-top: 36px;
  border-top: 1px solid var(--border);
}

.decision-list.compact {
  margin-top: 28px;
}

.decision-item {
  display: grid;
  grid-template-columns: minmax(96px, 0.28fr) minmax(180px, 0.34fr) minmax(0, 1fr);
  gap: 22px;
  align-items: start;
  padding: 22px 0;
  border-bottom: 1px solid var(--border);
}

.decision-item > span {
  color: var(--green-bright);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  line-height: 1.5;
  text-transform: uppercase;
}

.decision-item h3 {
  margin: 0;
  color: var(--fg);
  font-size: 20px;
  line-height: 1.35;
  font-weight: 600;
}

.decision-item p {
  margin: 0;
  color: var(--fg-2);
  font-size: 15px;
  line-height: 1.65;
}

.format-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 36px;
}

.format-item {
  display: grid;
  align-content: start;
  min-height: 248px;
  padding: 22px;
  border-top: 2px solid var(--green);
  background: var(--card-bg);
}

.format-item span {
  color: var(--fg-3);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.format-item h3 {
  margin: 18px 0 0;
  color: var(--fg);
  font-family: var(--font-display);
  font-size: 29px;
  line-height: 1.12;
  font-weight: 400;
}

.format-item p {
  margin: 14px 0 0;
  color: var(--fg-2);
  font-size: 15px;
  line-height: 1.65;
}

.format-item strong {
  display: block;
  margin-top: 18px;
  color: var(--fg);
  font-size: 14px;
  line-height: 1.5;
  font-weight: 600;
}

.trust-strip,
.stat-grid {
  display: grid;
  gap: 16px;
}

.trust-strip {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 36px;
}

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

.trust-item,
.stat {
  min-width: 0;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--card-bg);
  box-shadow: var(--panel-shine);
}

.trust-item strong,
.stat strong {
  display: block;
  color: var(--fg);
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1.2;
  font-weight: 500;
}

.trust-item span,
.stat span {
  display: block;
  margin-top: 8px;
  color: var(--fg-2);
  font-size: 14px;
  line-height: 1.55;
}

.stat-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 28px;
}

.report-feature {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(300px, 0.55fr);
  gap: 40px;
  align-items: center;
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--panel-bg);
  box-shadow: var(--panel-shine);
}

.report-feature.compact {
  align-items: start;
}

.report-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.report-meta span {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 8px;
  border: 1px solid var(--tag-border);
  border-radius: 2px;
  color: var(--signal-bright);
  background: var(--tag-bg);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.report-feature h2,
.report-feature h3 {
  margin: 0;
  color: var(--fg);
  font-family: var(--font-display);
  font-size: 36px;
  line-height: 1.12;
  font-weight: 400;
}

.report-feature p {
  margin: 18px 0 0;
  color: var(--fg-2);
  font-size: 16px;
  line-height: 1.7;
}

.report-preview {
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--deep);
  overflow: hidden;
}

.report-cover {
  width: 100%;
  aspect-ratio: 612 / 792;
  object-fit: cover;
  object-position: top center;
}

.report-caption {
  padding: 12px 14px;
  border-top: 1px solid var(--border);
  color: var(--fg-3);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.card,
.research-card,
.contact-card {
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--card-bg);
  box-shadow: var(--panel-shine);
}

.text-columns {
  columns: 2;
  column-gap: 48px;
  max-width: 980px;
  margin-top: 28px;
  color: var(--fg-2);
  font-size: 17px;
  line-height: 1.75;
}

.text-columns p {
  margin: 0 0 18px;
  break-inside: avoid;
}

.card {
  padding: 24px;
}

.card h3,
.research-card h3,
.contact-card h3 {
  margin: 0;
  color: var(--fg);
  font-size: 19px;
  line-height: 1.35;
  font-weight: 600;
}

.card p,
.research-card p,
.contact-card p {
  margin: 14px 0 0;
  color: var(--fg-2);
  font-size: 15px;
  line-height: 1.65;
}

.card-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  color: var(--green-bright);
  font-family: var(--font-mono);
  font-size: 10px;
  line-height: 1;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.card-label::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 999px;
  border: 1px solid var(--green-bright);
}

.quote-band {
  border-top: 1px solid var(--quote-border);
  border-bottom: 1px solid var(--quote-border);
  background: var(--quote-bg);
}

.quote-layout {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  gap: 48px;
  align-items: start;
}

.quote-mark {
  color: var(--green-bright);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  line-height: 1.5;
  text-transform: uppercase;
}

.quote-text {
  margin: 0;
  color: var(--fg);
  font-family: var(--font-display);
  font-size: 34px;
  line-height: 1.26;
}

.process-list {
  display: grid;
  gap: 12px;
  margin-top: 32px;
}

.process-step {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 18px;
  padding: 18px 0;
  border-top: 1px solid var(--border);
}

.process-step:last-child {
  border-bottom: 1px solid var(--border);
}

.step-num {
  color: var(--green-bright);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
}

.process-step h3 {
  margin: 0;
  font-size: 19px;
  line-height: 1.35;
}

.process-step p {
  margin: 8px 0 0;
  color: var(--fg-2);
  font-size: 15px;
}

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

.data-table th,
.data-table td {
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

.data-table th {
  color: var(--fg-3);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 400;
}

.data-table td {
  color: var(--fg-2);
  font-size: 14px;
}

.data-table td:first-child {
  color: var(--fg);
  font-weight: 600;
}

.research-card {
  min-height: 276px;
  display: flex;
  flex-direction: column;
  padding: 22px;
}

.research-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
  color: var(--fg-3);
  font-family: var(--font-mono);
  font-size: 10px;
  line-height: 1.4;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.research-card p {
  flex: 1;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 8px;
  border: 1px solid var(--tag-border);
  border-radius: 2px;
  color: var(--signal-bright);
  background: var(--tag-bg);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.page-hero {
  padding: 88px 0 72px;
  border-bottom: 1px solid var(--section-border);
  background: var(--page-hero-bg);
}

.page-hero h1 {
  max-width: 860px;
  font-size: 56px;
}

.page-hero p {
  max-width: 780px;
  margin: 22px 0 0;
  color: var(--fg-2);
  font-size: 18px;
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(340px, 0.65fr);
  gap: 48px;
  align-items: start;
}

.contact-card {
  padding: 24px;
}

.advisory-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(320px, 0.58fr);
  gap: 48px;
  align-items: start;
}

.workstream-grid {
  display: grid;
  gap: 18px;
  margin-top: 36px;
}

.workstream-card {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(260px, 0.58fr);
  gap: 28px;
  padding: 26px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--card-bg);
  box-shadow: var(--panel-shine);
}

.workstream-card h3 {
  margin: 0;
  color: var(--fg);
  font-family: var(--font-display);
  font-size: 30px;
  line-height: 1.16;
  font-weight: 400;
}

.workstream-card p {
  margin: 14px 0 0;
  color: var(--fg-2);
}

.detail-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.detail-list li {
  display: grid;
  grid-template-columns: 100px minmax(0, 1fr);
  gap: 14px;
  padding: 12px 0;
  border-top: 1px solid var(--border);
  color: var(--fg-2);
  font-size: 14px;
  line-height: 1.55;
}

.detail-list strong {
  color: var(--fg);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.evidence-list {
  display: grid;
  gap: 14px;
  margin-top: 28px;
}

.evidence-item {
  padding: 18px 0;
  border-top: 1px solid var(--border);
}

.evidence-item:last-child {
  border-bottom: 1px solid var(--border);
}

.evidence-item strong {
  display: block;
  color: var(--fg);
  font-size: 17px;
}

.evidence-item span {
  display: block;
  margin-top: 6px;
  color: var(--fg-2);
  font-size: 15px;
}

.contact-list {
  display: grid;
  gap: 12px;
  margin-top: 20px;
}

.contact-item {
  padding: 14px 0;
  border-top: 1px solid var(--border);
}

.contact-item strong {
  display: block;
  color: var(--fg);
  font-size: 15px;
}

.contact-item span {
  display: block;
  margin-top: 4px;
  color: var(--fg-2);
  font-size: 14px;
}

.inquiry-form {
  display: grid;
  gap: 18px;
  margin-top: 20px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.field {
  display: grid;
  gap: 7px;
}

.field.full {
  grid-column: 1 / -1;
}

.field label {
  color: var(--fg);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--control-bg);
  color: var(--fg);
  font: inherit;
}

.field textarea {
  min-height: 142px;
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--green-bright);
  outline: none;
}

.form-note {
  margin: 0;
  color: var(--fg-3);
  font-size: 13px;
  line-height: 1.6;
}

.form-note a {
  color: var(--fg-2);
}

.bot-field {
  display: none;
}

.site-footer {
  padding: 48px 0;
  background: var(--footer-bg);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 32px;
  align-items: center;
}

.footer-note {
  max-width: 640px;
  margin: 14px 0 0;
  color: var(--fg-3);
  font-size: 14px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: flex-end;
}

.footer-links a {
  color: var(--fg-2);
  font-size: 14px;
  text-decoration: none;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--green-bright);
  outline: none;
}

@media (max-width: 980px) {
  body {
    font-size: 15px;
  }

  .hero {
    min-height: auto;
  }

  .hero-grid,
  .split,
  .contact-grid,
  .advisory-grid,
  .workstream-card {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    gap: 36px;
  }

  .grid-3,
  .research-grid,
  .format-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .nav-frame,
  .wrap {
    width: min(1180px, calc(100% - 32px));
  }

  .nav-frame {
    gap: 12px;
  }

  .brand-name {
    font-size: 17px;
  }

  .brand-sub {
    font-size: 9px;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: absolute;
    top: 72px;
    left: 16px;
    right: 16px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--mobile-nav-bg);
    box-shadow: var(--mobile-nav-shadow);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    justify-content: space-between;
    min-height: 44px;
  }

  .hero,
  .page-hero {
    padding: 64px 0 48px;
  }

  h1,
  .page-hero h1 {
    font-size: 42px;
  }

  .hero-copy,
  .page-hero p {
    font-size: 16px;
  }

  .section-pad {
    padding: 64px 0;
  }

  .section-title {
    font-size: 32px;
  }

  .report-feature {
    grid-template-columns: 1fr;
    padding: 20px;
  }

  .report-feature h2,
  .report-feature h3 {
    font-size: 30px;
  }

  .text-columns {
    columns: 1;
  }

  .form-grid,
  .detail-list li {
    grid-template-columns: 1fr;
  }

  .quote-layout {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .quote-text {
    font-size: 28px;
  }

  .process-step {
    grid-template-columns: 1fr;
    gap: 8px;
  }

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

  .footer-links {
    justify-content: flex-start;
  }
}

@media (max-width: 720px) {
  .nav-frame,
  .wrap {
    width: 100%;
    padding-left: 16px;
    padding-right: 16px;
  }

  .theme-select {
    display: none;
  }

  .brand {
    gap: 8px;
  }

  .brand-mark {
    width: 30px;
    height: 34px;
  }

  .brand-text {
    max-width: 140px;
  }

  .brand-name {
    font-size: 16px;
    white-space: normal;
  }

  .brand-sub {
    display: none;
  }

  .grid-3,
  .grid-2,
  .research-grid,
  .trust-strip,
  .stat-grid,
  .format-grid,
  .metric-strip {
    grid-template-columns: 1fr;
  }

  .decision-item {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 18px 0;
  }

  h1,
  .page-hero h1 {
    font-size: 31px;
    overflow-wrap: anywhere;
  }

  .hero-copy,
  .page-hero p {
    overflow-wrap: anywhere;
  }

  .hero-actions,
  .button-row {
    align-items: stretch;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .panel-head {
    align-items: flex-start;
    flex-direction: column;
    gap: 4px;
  }

  .metric {
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .metric:last-child {
    border-bottom: 0;
  }
}

@media (max-width: 460px) {
  .language-switch a,
  .language-switch span {
    min-width: 34px;
    padding: 0 7px;
    font-size: 9px;
  }

  .grid-3,
  .grid-2,
  .research-grid,
  .trust-strip,
  .stat-grid,
  .format-grid,
  .metric-strip {
    grid-template-columns: 1fr;
  }

  .decision-item {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 18px 0;
  }

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

  html[lang="zh-Hans"] h1,
  html[lang="zh-Hans"] .page-hero h1 {
    font-size: 28px;
    line-height: 1.2;
  }
}