:root {
  --blue: #002FA7;
  --blue-deep: #001B68;
  --blue-bright: #1A46D7;
  --blue-glow: #5A7CFF;
  --signal: #E8FF00;
  --success: #0A7B56;
  --warning: #B98C1A;
  --danger: #B42318;
  --info: #2F6FED;
  --paper: #FBFAF7;
  --oat: #F5F1E7;
  --warm-white: #FFFCF6;
  --fog: #EAEAEA;
  --ink: #151515;
  --muted: #6A6A6A;
  --navy-text: #17325C;
  --panel: rgba(255, 255, 255, 0.82);
  --panel-strong: rgba(255, 255, 255, 0.92);
  --line-blue: rgba(0, 27, 104, 0.10);
  --line-ink: rgba(21, 21, 21, 0.12);
  --focus: rgba(0, 47, 167, 0.22);
  --shadow-soft: 0 12px 28px rgba(21, 21, 21, 0.06);
  --shadow-panel: 0 18px 44px rgba(21, 21, 21, 0.08);
  --shadow-blue: 0 16px 34px rgba(0, 47, 167, 0.16);
  --shadow-signal: 0 18px 42px rgba(232, 255, 0, 0.18);
  --page-max: 1200px;
  --work-max: 1280px;
  --page-pad: 24px;
  --mobile-pad: 14px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-7: 32px;
  --space-8: 48px;
  --space-9: 64px;
  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --content-pad: max(var(--page-pad), calc((100vw - var(--page-max)) / 2 + var(--page-pad)));
}

* {
  box-sizing: border-box;
}

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

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.7;
  background-color: var(--paper);
  background-image:
    linear-gradient(rgba(0, 47, 167, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 47, 167, 0.035) 1px, transparent 1px),
    linear-gradient(180deg, var(--warm-white) 0, var(--paper) 420px, var(--oat) 100%);
  background-size: 44px 44px, 44px 44px, auto;
}

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

button,
input,
textarea {
  color: inherit;
}

button {
  border: 0;
}

a {
  color: inherit;
}

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

h1,
h2,
h3,
h4,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  letter-spacing: 0;
}

p {
  margin-bottom: 0;
}

::selection {
  color: var(--ink);
  background: var(--signal);
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: minmax(150px, 0.7fr) minmax(460px, 1.3fr) auto;
  align-items: center;
  gap: var(--space-6);
  min-height: 74px;
  padding: var(--space-3) var(--content-pad);
  border-bottom: 1px solid var(--line-blue);
  background: rgba(251, 250, 247, 0.92);
  backdrop-filter: blur(18px);
}

.brand-link,
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--blue);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-weight: 900;
  letter-spacing: 0;
  text-decoration: none;
}

.brand-logo,
.footer-mark {
  width: 138px;
  height: auto;
  border-radius: 0;
}

.primary-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-6);
  justify-self: center;
  min-height: 48px;
  padding: 0 var(--space-3);
  border: 1px solid rgba(21, 21, 21, 0.08);
  border-radius: 999px;
  background: rgba(255, 252, 246, 0.72);
}

.primary-nav a,
.dropdown-trigger,
.nav-cta {
  min-height: 44px;
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0;
  text-decoration: none;
}

.primary-nav a:hover,
.primary-nav a:focus-visible,
.nav-dropdown:hover .dropdown-trigger,
.nav-dropdown:focus-within .dropdown-trigger,
.nav-cta:hover,
.nav-cta:focus-visible,
.text-link:hover,
.text-link:focus-visible,
.footer-link:hover,
.footer-link:focus-visible {
  color: var(--blue);
}

.nav-dropdown {
  position: relative;
}

.dropdown-trigger {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  color: var(--ink);
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: -18px;
  display: grid;
  min-width: 220px;
  padding: var(--space-2);
  border: 1px solid var(--line-blue);
  border-radius: var(--radius-sm);
  background: rgba(255, 252, 246, 0.96);
  box-shadow: var(--shadow-soft);
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity 0.18s ease, transform 0.18s ease;
  backdrop-filter: blur(16px);
}

.nav-dropdown:hover .dropdown-menu,
.nav-dropdown:focus-within .dropdown-menu {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.dropdown-menu a {
  display: flex;
  align-items: center;
  min-height: 42px;
  padding: 0 var(--space-3);
  border-radius: var(--radius-xs);
  color: var(--ink);
  font-size: 0.86rem;
  font-weight: 700;
  white-space: nowrap;
}

.dropdown-menu a:hover,
.dropdown-menu a:focus-visible {
  color: var(--ink);
  background: var(--oat);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  justify-self: end;
  min-height: 42px;
  padding: 0 var(--space-5);
  border: 1px solid rgba(0, 47, 167, 0.22);
  border-radius: 999px;
  color: var(--blue);
  background: var(--warm-white);
  box-shadow: var(--shadow-soft);
  white-space: nowrap;
}

.nav-cta:hover,
.nav-cta:focus-visible {
  border-color: rgba(0, 47, 167, 0.18);
  background: var(--signal);
}

.site-mobile-menu {
  display: none;
  position: relative;
  justify-self: end;
}

.site-mobile-menu-toggle {
  list-style: none;
  width: 42px;
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0;
  border: 1px solid var(--line-blue);
  border-radius: 999px;
  background: rgba(255, 252, 246, 0.86);
  color: var(--blue);
  cursor: pointer;
  font-size: 0.84rem;
  font-weight: 900;
  line-height: 1;
}

.site-mobile-menu-toggle::-webkit-details-marker {
  display: none;
}

.site-mobile-menu-icon,
.site-mobile-menu-icon::before,
.site-mobile-menu-icon::after {
  display: block;
  width: 16px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  content: "";
}

.site-mobile-menu-icon {
  position: relative;
}

.site-mobile-menu-icon::before,
.site-mobile-menu-icon::after {
  position: absolute;
  left: 0;
}

.site-mobile-menu-icon::before {
  top: -5px;
}

.site-mobile-menu-icon::after {
  top: 5px;
}

.site-mobile-menu-panel {
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  width: min(310px, calc(100vw - 24px));
  max-height: calc(100vh - 96px);
  overflow: auto;
  display: grid;
  gap: 6px;
  padding: 10px;
  border: 1px solid var(--line-blue);
  border-radius: var(--radius-sm);
  background: rgba(255, 252, 246, 0.96);
  box-shadow: var(--shadow-panel);
  backdrop-filter: blur(16px);
}

.site-mobile-menu:not([open]) .site-mobile-menu-panel {
  display: none;
}

.site-mobile-menu-link,
.site-mobile-menu-primary,
.site-mobile-subnav a {
  display: flex;
  align-items: center;
  min-height: 42px;
  padding: 0 var(--space-3);
  border-radius: var(--radius-xs);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 850;
}

.site-mobile-menu-link,
.site-mobile-menu-primary {
  color: var(--ink);
}

.site-mobile-menu-link:hover,
.site-mobile-menu-link:focus-visible,
.site-mobile-menu-primary:hover,
.site-mobile-menu-primary:focus-visible {
  color: var(--blue);
  background: var(--oat);
}

.site-mobile-menu-section {
  display: grid;
  gap: var(--space-1);
  padding: var(--space-1);
  border: 1px solid var(--line-blue);
  border-radius: var(--radius-sm);
  background: rgba(255, 252, 246, 0.68);
}

.site-mobile-menu-primary {
  min-height: 40px;
  color: var(--blue);
  font-weight: 950;
}

.site-mobile-subnav {
  display: grid;
  gap: 2px;
  padding: 2px 0 var(--space-1) var(--space-3);
  border-left: 2px solid rgba(0, 47, 167, 0.18);
  margin-left: var(--space-3);
}

.site-mobile-subnav a {
  min-height: 36px;
  padding: 0 var(--space-3);
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 800;
}

.site-mobile-subnav a:hover,
.site-mobile-subnav a:focus-visible {
  color: var(--blue);
  background: var(--oat);
}

.hero-section {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.78fr);
  gap: var(--space-9);
  align-items: center;
  min-height: calc(100svh - 74px);
  padding: var(--space-9) var(--content-pad);
  overflow: hidden;
  border-bottom: 1px solid var(--line-blue);
  background:
    linear-gradient(90deg, rgba(0, 47, 167, 0.06) 1px, transparent 1px),
    linear-gradient(180deg, var(--warm-white), rgba(245, 241, 231, 0.72));
  background-size: 96px 100%, auto;
}

.hero-inner {
  max-width: 760px;
}

.section-kicker {
  display: block;
  margin-bottom: var(--space-4);
  color: var(--blue);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 0.75rem;
  font-weight: 900;
  letter-spacing: 0;
  line-height: 1.4;
  text-transform: uppercase;
}

.hero-section h1,
.subhero h1,
.contact-hero h1 {
  max-width: 940px;
  margin-bottom: var(--space-6);
  color: var(--ink);
  font-size: 2.5rem;
  font-weight: 900;
  line-height: 1.08;
}

.hero-section p,
.subhero p,
.contact-hero p {
  max-width: 800px;
  margin-bottom: var(--space-7);
  color: var(--navy-text);
  font-size: 1.08rem;
  line-height: 1.72;
}

.hero-actions,
.field-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 var(--space-6);
  border: 1px solid transparent;
  border-radius: 12px;
  font-weight: 900;
  letter-spacing: 0;
  text-align: center;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button-primary {
  color: var(--ink);
  border-color: rgba(21, 21, 21, 0.16);
  background: var(--signal);
  box-shadow: var(--shadow-signal);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: #F1FF3D;
}

.button-ghost {
  color: var(--blue);
  border-color: rgba(0, 47, 167, 0.18);
  background: var(--warm-white);
}

.button-ghost:hover,
.button-ghost:focus-visible {
  border-color: rgba(0, 47, 167, 0.34);
  background: #FFFFFF;
  box-shadow: var(--shadow-soft);
}

.button-light {
  color: var(--ink);
  border-color: rgba(21, 21, 21, 0.16);
  background: var(--signal);
  box-shadow: var(--shadow-signal);
}

.hero-visual {
  position: relative;
  min-height: 440px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(145deg, var(--blue-deep), var(--blue) 64%, var(--blue-bright));
  background-size: 36px 36px, 36px 36px, auto;
  box-shadow: var(--shadow-blue);
  isolation: isolate;
}

.hero-visual::before {
  content: "";
  position: absolute;
  inset: 24px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-md);
}

.signal-panel {
  position: absolute;
  width: min(78%, 330px);
  padding: var(--space-5);
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: var(--radius-md);
  background: rgba(255, 252, 246, 0.92);
  box-shadow: 0 18px 42px rgba(0, 27, 104, 0.22);
}

.signal-panel span {
  display: block;
  margin-bottom: var(--space-2);
  color: var(--blue);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0;
  line-height: 1.35;
  text-transform: uppercase;
}

.signal-panel strong {
  display: block;
  color: var(--ink);
  font-size: 1.12rem;
  font-weight: 900;
  line-height: 1.45;
}

.signal-panel-main {
  top: 58px;
  left: 30px;
}

.signal-panel-dark {
  top: 186px;
  right: 28px;
  border-color: rgba(232, 255, 0, 0.32);
  color: #FFFFFF;
  background: rgba(0, 27, 104, 0.88);
}

.signal-panel-dark span {
  color: var(--signal);
}

.signal-panel-dark strong {
  color: #FFFFFF;
}

.signal-panel-soft {
  bottom: 36px;
  left: 54px;
}

.signal-line {
  position: absolute;
  height: 3px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(232, 255, 0, 0.2), var(--signal));
  transform-origin: left;
}

.line-one {
  top: 178px;
  left: 176px;
  width: 150px;
  transform: rotate(18deg);
}

.line-two {
  top: 318px;
  right: 160px;
  width: 144px;
  transform: rotate(139deg);
}

.orbital-ring {
  position: absolute;
  z-index: -1;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 50%;
}

.ring-one {
  top: 34px;
  right: 48px;
  width: 230px;
  height: 230px;
}

.ring-two {
  bottom: 36px;
  left: 32px;
  width: 160px;
  height: 160px;
}

.proof-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  width: min(calc(100% - 48px), var(--page-max));
  margin: 0 auto;
  border-right: 1px solid var(--line-blue);
  border-left: 1px solid var(--line-blue);
  background: var(--warm-white);
}

.proof-strip div {
  min-height: 148px;
  padding: var(--space-6);
  border-bottom: 1px solid var(--line-blue);
  border-right: 1px solid var(--line-blue);
}

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

.proof-strip strong {
  display: block;
  margin-bottom: var(--space-3);
  color: var(--blue);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 2rem;
  font-weight: 900;
  line-height: 1;
}

.proof-strip span {
  display: block;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.65;
}

.section {
  padding: 88px var(--content-pad);
}

.two-column,
.about-intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: var(--space-9);
}

.section h2,
.contact-section h2 {
  margin-bottom: 0;
  font-size: 1.875rem;
  font-weight: 900;
  line-height: 1.16;
}

.lead-stack {
  display: grid;
  gap: var(--space-5);
}

.lead-stack p,
.section-heading-row p,
.team-grid p,
.values-grid p,
.service-card p,
.case-panel p,
.leader-section p,
.form-intro p,
.contact-aside span,
.site-footer p {
  color: var(--muted);
}

.section-heading-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.5fr);
  gap: var(--space-8);
  align-items: end;
  margin-bottom: var(--space-8);
}

.service-grid,
.team-grid,
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
}

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

.service-card,
.team-grid article,
.values-grid div {
  min-height: 260px;
  padding: var(--space-6);
  border: 1px solid var(--line-blue);
  border-radius: var(--radius-md);
  background: var(--panel);
  box-shadow: var(--shadow-soft);
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.service-card:hover,
.team-grid article:hover,
.values-grid div:hover,
.service-card:focus-within,
.team-grid article:focus-within,
.values-grid div:focus-within {
  transform: translateY(-3px);
  border-color: rgba(0, 47, 167, 0.26);
  box-shadow: var(--shadow-panel);
}

.service-card span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 32px;
  margin-bottom: var(--space-8);
  border-radius: var(--radius-xs);
  color: var(--blue);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 0.94rem;
  font-weight: 900;
  background: var(--oat);
}

.service-card h3,
.team-grid h3,
.values-grid strong {
  display: block;
  margin-bottom: var(--space-3);
  color: var(--blue);
  font-size: 1.08rem;
  font-weight: 900;
  line-height: 1.35;
}

.method-section,
.cases-section,
.problem-section,
.about-company-section,
.capability-section,
.leader-section {
  background:
    linear-gradient(90deg, rgba(0, 47, 167, 0.04) 1px, transparent 1px),
    var(--oat);
  background-size: 80px 100%, auto;
}

.process-list {
  display: grid;
  border-top: 1px solid var(--line-blue);
  background: var(--warm-white);
}

.process-list div {
  display: grid;
  grid-template-columns: 104px minmax(0, 1fr);
  align-items: center;
  min-height: 92px;
  padding: 0 var(--space-6);
  border-right: 1px solid var(--line-blue);
  border-bottom: 1px solid var(--line-blue);
  border-left: 1px solid var(--line-blue);
}

.process-list strong {
  color: var(--blue);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 1.12rem;
  font-weight: 900;
}

.process-list span {
  color: var(--ink);
  font-size: 1.2rem;
  font-weight: 900;
  line-height: 1.45;
}

.authority-layout,
.leader-layout,
.contact-form-shell {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: var(--space-8);
  align-items: center;
}

.authority-image {
  overflow: hidden;
  border: 1px solid var(--line-blue);
  border-radius: var(--radius-md);
  background: var(--warm-white);
  box-shadow: var(--shadow-soft);
}

.authority-image img,
.image-band img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.team-core-panel,
.advantage-grid article,
.tech-depth-grid article {
  border: 1px solid var(--line-blue);
  border-radius: var(--radius-md);
  background: var(--panel-strong);
  box-shadow: var(--shadow-soft);
}

.team-core-panel {
  padding: var(--space-6);
}

.team-core-heading {
  padding-bottom: var(--space-5);
  border-bottom: 1px solid var(--line-blue);
}

.team-core-heading h3 {
  margin-bottom: 0;
  color: var(--blue);
  font-size: 1.75rem;
  font-weight: 900;
  line-height: 1.16;
}

.team-core-list {
  display: grid;
  gap: var(--space-4);
  padding-top: var(--space-5);
}

.team-core-list article {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: var(--space-3) var(--space-4);
  align-items: start;
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--line-blue);
}

.team-core-list article:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.role-icon {
  display: inline-flex;
  grid-row: span 4;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border: 1px solid rgba(0, 47, 167, 0.24);
  border-radius: var(--radius-sm);
  color: var(--blue);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 0.76rem;
  font-weight: 900;
  background: var(--oat);
}

.team-core-list h4 {
  margin-bottom: 0;
  color: var(--ink);
  font-size: 1.16rem;
  font-weight: 900;
  line-height: 1.25;
}

.team-core-list .role-title {
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 700;
}

.team-core-list strong {
  display: inline-flex;
  width: fit-content;
  min-height: 32px;
  align-items: center;
  padding: 0 var(--space-3);
  border-radius: var(--radius-xs);
  color: var(--blue);
  font-size: 0.9rem;
  background: var(--oat);
}

.team-core-list p:last-child {
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.72;
}

.authority-copy p,
.leader-section p {
  margin-bottom: var(--space-6);
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.85;
}

.authority-points,
.leader-proof {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: var(--space-6) 0;
}

.authority-points span,
.leader-proof span,
.case-tabs button {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 var(--space-3);
  border: 1px solid var(--line-blue);
  border-radius: 999px;
  color: var(--blue);
  font-weight: 900;
  background: var(--warm-white);
}

.text-link,
.footer-link {
  color: var(--blue);
  font-weight: 900;
  text-decoration: underline;
  text-underline-offset: 5px;
}

.case-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.case-tabs button {
  cursor: pointer;
}

.case-tabs button.active,
.case-tabs button:hover,
.case-tabs button:focus-visible {
  color: #FFFFFF;
  border-color: var(--blue);
  background: var(--blue);
  box-shadow: var(--shadow-blue);
}

.case-stage {
  position: relative;
}

.case-panel {
  display: none;
  min-height: 312px;
  padding: var(--space-8);
  border: 1px solid var(--line-blue);
  border-radius: var(--radius-md);
  background: var(--panel-strong);
  box-shadow: var(--shadow-soft);
}

.case-panel.active {
  display: block;
  animation: panelIn 0.22s ease both;
}

.case-panel span {
  display: block;
  margin-bottom: var(--space-4);
  color: var(--blue);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 0.8rem;
  font-weight: 900;
  letter-spacing: 0;
}

.case-panel h3 {
  margin-bottom: var(--space-4);
  color: var(--ink);
  font-size: 1.75rem;
  font-weight: 900;
  line-height: 1.18;
}

.metric-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-3);
  margin-top: var(--space-7);
}

.metric-row strong {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 72px;
  padding: var(--space-3);
  border: 1px solid var(--line-blue);
  border-radius: var(--radius-sm);
  color: var(--blue);
  background: var(--oat);
}

.cta-section {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-7);
  width: min(calc(100% - 48px), var(--page-max));
  margin: var(--space-8) auto;
  padding: var(--space-8);
  border-radius: var(--radius-lg);
  color: #FFFFFF;
  background:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(145deg, var(--blue-deep), var(--blue) 58%, var(--blue-bright));
  background-size: 38px 38px, 38px 38px, auto;
  box-shadow: var(--shadow-blue);
}

.cta-section h2 {
  margin-bottom: var(--space-4);
  color: #FFFFFF;
  font-size: 1.875rem;
  font-weight: 900;
  line-height: 1.18;
}

.cta-section p {
  max-width: 720px;
  color: rgba(255, 255, 255, 0.82);
}

.cta-section .section-kicker {
  color: var(--signal);
}

.site-footer {
  margin-top: var(--space-8);
  padding: var(--space-8) var(--content-pad) var(--space-7);
  border-top: 1px solid var(--line-blue);
  background: var(--warm-white);
}

.footer-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(220px, 0.8fr) minmax(240px, 0.8fr);
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}

.site-footer h2 {
  margin-bottom: var(--space-3);
  color: var(--blue);
  font-size: 1rem;
  font-weight: 900;
}

.site-footer p {
  margin-bottom: var(--space-2);
  font-size: 0.92rem;
}

.service-subhero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.52fr);
  gap: var(--space-8);
  align-items: center;
}

.service-proof-stack {
  display: grid;
  gap: var(--space-3);
}

.service-proof-stack article,
.faq-list article {
  padding: var(--space-5);
  border: 1px solid var(--line-blue);
  border-radius: var(--radius-md);
  background: var(--panel-strong);
  box-shadow: var(--shadow-soft);
}

.service-proof-stack strong,
.faq-list h3 {
  display: block;
  margin-bottom: var(--space-2);
  color: var(--blue);
  font-size: 1rem;
  font-weight: 900;
}

.service-proof-stack span,
.faq-list p {
  color: var(--muted);
}

.service-detail-section:nth-of-type(odd),
.service-faq-section {
  background:
    linear-gradient(90deg, rgba(0, 47, 167, 0.04) 1px, transparent 1px),
    var(--oat);
  background-size: 80px 100%, auto;
}

.faq-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  padding-top: var(--space-6);
  border-top: 1px solid var(--line-blue);
  color: var(--muted);
  font-size: 0.82rem;
}

.subhero,
.contact-hero {
  padding: var(--space-9) var(--content-pad);
  border-bottom: 1px solid var(--line-blue);
  background:
    linear-gradient(90deg, rgba(0, 47, 167, 0.06) 1px, transparent 1px),
    linear-gradient(180deg, var(--warm-white), var(--paper));
  background-size: 96px 100%, auto;
}

.image-band {
  background: transparent;
}

.image-band img {
  max-height: 460px;
  border: 1px solid var(--line-blue);
  border-radius: var(--radius-md);
  background: var(--warm-white);
  box-shadow: var(--shadow-soft);
  object-position: center 34%;
}

.advantages-section,
.tech-depth-section {
  background: var(--warm-white);
}

.tech-depth-section {
  background:
    linear-gradient(90deg, rgba(0, 47, 167, 0.04) 1px, transparent 1px),
    var(--oat);
  background-size: 80px 100%, auto;
}

.advantage-grid,
.tech-depth-grid {
  display: grid;
  gap: var(--space-4);
}

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

.advantage-grid article,
.tech-depth-grid article {
  position: relative;
  padding: var(--space-6);
}

.advantage-grid article {
  min-height: 320px;
}

.advantage-icon,
.tech-symbol {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(0, 47, 167, 0.24);
  border-radius: var(--radius-sm);
  color: var(--blue);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-weight: 900;
  background: var(--oat);
}

.advantage-icon {
  width: 48px;
  height: 36px;
  margin-bottom: var(--space-6);
  font-size: 0.9rem;
}

.advantage-grid h3,
.tech-depth-grid h3 {
  margin-bottom: var(--space-4);
  color: var(--blue);
  font-size: 1.16rem;
  font-weight: 900;
  line-height: 1.35;
}

.advantage-grid ul,
.tech-depth-grid ul {
  display: grid;
  gap: var(--space-3);
  margin: 0;
  padding: 0;
  list-style: none;
}

.advantage-grid li,
.tech-depth-grid li {
  position: relative;
  padding-left: var(--space-5);
  color: var(--muted);
  line-height: 1.72;
}

.advantage-grid li::before,
.tech-depth-grid li::before {
  content: "";
  position: absolute;
  top: 0.76em;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--blue);
}

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

.tech-depth-grid article {
  display: grid;
  align-content: start;
  min-height: 420px;
}

.tech-symbol {
  width: 64px;
  height: 64px;
  margin-bottom: var(--space-7);
  font-size: 1rem;
}

.tech-depth-grid strong {
  display: block;
  margin: var(--space-4) 0 0;
  color: var(--blue);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 3.4rem;
  font-weight: 900;
  line-height: 1;
}

.metric-caption {
  margin: var(--space-2) 0 var(--space-7);
  color: var(--navy-text);
  font-weight: 800;
}

.leader-role {
  color: var(--blue) !important;
  font-weight: 900;
}

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

.leader-proof span {
  justify-content: center;
  min-height: 88px;
  border-radius: var(--radius-sm);
  text-align: center;
}

.contact-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.42fr);
  gap: var(--space-8);
  align-items: end;
}

.contact-aside {
  display: grid;
  gap: var(--space-3);
  padding: var(--space-6);
  border: 1px solid var(--line-blue);
  border-radius: var(--radius-md);
  background: var(--panel-strong);
  box-shadow: var(--shadow-soft);
}

.contact-aside strong {
  color: var(--blue);
  font-size: 1.1rem;
  font-weight: 900;
}

.contact-aside span {
  padding-top: var(--space-3);
  border-top: 1px solid var(--line-blue);
}

.contact-form-shell {
  align-items: start;
  padding: var(--space-8);
  border: 1px solid var(--line-blue);
  border-radius: var(--radius-lg);
  background: var(--panel-strong);
  box-shadow: var(--shadow-soft);
}

.contact-form {
  display: grid;
  gap: var(--space-5);
}

.field-row .field {
  flex: 1 1 220px;
}

.field {
  display: grid;
  gap: var(--space-2);
}

.field label {
  color: var(--blue);
  font-size: 0.9rem;
  font-weight: 900;
}

.field input,
.field textarea {
  width: 100%;
  min-height: 50px;
  padding: 14px var(--space-4);
  border: 1px solid rgba(0, 47, 167, 0.22);
  border-radius: var(--radius-sm);
  color: var(--ink);
  background: var(--warm-white);
  outline: none;
  transition: border-color 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.field textarea {
  min-height: 168px;
  resize: vertical;
}

.field input:focus,
.field textarea:focus {
  border-color: var(--blue);
  background: #FFFFFF;
  box-shadow: 0 0 0 3px var(--focus);
}

.form-submit {
  width: fit-content;
  border: 0;
}

.form-note {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.notice-message,
.form-errors {
  padding: var(--space-4);
  border: 1px solid rgba(10, 123, 86, 0.24);
  border-left: 5px solid var(--success);
  border-radius: var(--radius-sm);
  color: var(--success);
  background: rgba(10, 123, 86, 0.08);
}

.form-errors {
  color: var(--danger);
  border-color: rgba(180, 35, 24, 0.22);
  border-left-color: var(--danger);
  background: rgba(180, 35, 24, 0.08);
}

.form-errors strong {
  display: block;
}

.form-errors ul {
  margin: var(--space-2) 0 0;
  padding-left: var(--space-5);
}

.leads-subhero {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-7);
}

.leads-auth-shell {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(320px, 0.62fr);
  gap: var(--space-8);
  align-items: start;
  padding: var(--space-8);
  border: 1px solid var(--line-blue);
  border-radius: var(--radius-lg);
  background: var(--panel-strong);
  box-shadow: var(--shadow-soft);
}

.leads-auth-shell h2 {
  margin-bottom: var(--space-4);
  font-size: 1.875rem;
  line-height: 1.16;
}

.leads-auth-shell p {
  color: var(--muted);
}

.leads-summary {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 220px));
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.leads-summary div {
  padding: var(--space-5);
  border: 1px solid var(--line-blue);
  border-radius: var(--radius-md);
  background: var(--panel-strong);
  box-shadow: var(--shadow-soft);
}

.leads-summary strong,
.empty-state strong {
  display: block;
  color: var(--blue);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 1.8rem;
  font-weight: 900;
  line-height: 1.1;
}

.leads-summary span,
.empty-state p {
  color: var(--muted);
}

.leads-table-shell {
  overflow-x: auto;
  border: 1px solid var(--line-blue);
  border-radius: var(--radius-md);
  background: var(--warm-white);
  box-shadow: var(--shadow-soft);
}

.leads-table {
  width: 100%;
  min-width: 900px;
  border-collapse: collapse;
}

.leads-table th,
.leads-table td {
  padding: var(--space-4);
  border-bottom: 1px solid var(--line-blue);
  text-align: left;
  vertical-align: top;
}

.leads-table th {
  color: var(--blue);
  font-size: 0.88rem;
  font-weight: 900;
  background: var(--oat);
}

.leads-table td {
  color: var(--ink);
  font-size: 0.94rem;
}

.leads-table td:last-child {
  min-width: 300px;
}

.leads-table p {
  margin-bottom: var(--space-2);
}

.leads-table p:last-child {
  margin-bottom: 0;
}

.empty-state {
  padding: var(--space-8);
}

@keyframes panelIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }

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

@media (min-width: 1200px) {
  .section h2,
  .contact-section h2,
  .cta-section h2 {
    font-size: 2rem;
  }

  .hero-section h1,
  .subhero h1,
  .contact-hero h1 {
    font-size: 2.5rem;
  }
}

@media (max-width: 1100px) {
  .site-header {
    grid-template-columns: auto 1fr auto;
  }

  .primary-nav {
    gap: var(--space-4);
    padding: 0 var(--space-2);
  }

  .primary-nav a,
  .dropdown-trigger,
  .nav-cta {
    font-size: 0.84rem;
  }

  .nav-cta {
    padding: 0 var(--space-3);
  }

  .hero-section,
  .service-subhero,
  .two-column,
  .about-intro-grid,
  .section-heading-row,
  .authority-layout,
  .leader-layout,
  .contact-hero,
  .contact-form-shell,
  .leads-auth-shell,
  .footer-inner {
    grid-template-columns: 1fr;
  }

  .hero-section {
    min-height: auto;
  }

  .hero-visual {
    min-height: 400px;
  }

  .proof-strip,
  .faq-list,
  .service-grid,
  .service-grid-four,
  .values-grid-four,
  .team-grid,
  .values-grid,
  .advantage-grid,
  .tech-depth-grid {
    grid-template-columns: 1fr 1fr;
  }

  .section-heading-row {
    align-items: start;
  }
}

@media (max-width: 768px) {
  :root {
    --page-pad: var(--mobile-pad);
    --content-pad: var(--mobile-pad);
  }

  html {
    scroll-padding-top: 78px;
  }

  .site-header {
    min-height: 64px;
    grid-template-columns: auto auto;
    justify-content: space-between;
  }

  .primary-nav {
    display: none;
  }

  .brand-logo {
    width: 120px;
  }

  .site-mobile-menu {
    display: block;
  }

  .nav-cta {
    display: none;
  }

  .hero-section,
  .subhero,
  .contact-hero {
    padding-top: var(--space-8);
    padding-bottom: var(--space-8);
  }

  .hero-section {
    grid-template-columns: 1fr;
    gap: var(--space-7);
  }

  .hero-section h1,
  .subhero h1,
  .contact-hero h1 {
    font-size: 2.125rem;
    line-height: 1.12;
  }

  .hero-section p,
  .subhero p,
  .contact-hero p {
    font-size: 1rem;
  }

  .section {
    padding-top: var(--space-8);
    padding-bottom: var(--space-8);
  }

  .section h2,
  .contact-section h2,
  .cta-section h2 {
    font-size: 1.5rem;
  }

  .section-heading-row {
    margin-bottom: var(--space-7);
  }

  .hero-visual {
    display: grid;
    gap: var(--space-3);
    min-height: auto;
    padding: var(--space-4);
    border-radius: var(--radius-md);
  }

  .hero-visual::before {
    inset: var(--space-3);
  }

  .signal-panel {
    position: relative;
    top: auto;
    right: auto;
    bottom: auto;
    left: auto;
    width: min(86%, 300px);
    padding: var(--space-4);
  }

  .signal-panel-main,
  .signal-panel-dark,
  .signal-panel-soft {
    width: 100%;
  }

  .signal-panel-dark {
    margin-left: 0;
  }

  .line-one,
  .line-two,
  .orbital-ring {
    display: none;
  }

  .proof-strip,
  .faq-list,
  .service-grid,
  .service-grid-four,
  .values-grid-four,
  .team-grid,
  .values-grid,
  .advantage-grid,
  .tech-depth-grid,
  .metric-row,
  .leader-proof {
    grid-template-columns: 1fr;
  }

  .proof-strip,
  .cta-section {
    width: calc(100% - 28px);
  }

  .proof-strip div {
    border-right: 0;
  }

  .process-list div {
    grid-template-columns: 1fr;
    gap: var(--space-2);
    min-height: auto;
    padding: var(--space-5);
  }

  .service-card,
  .team-grid article,
  .values-grid div,
  .case-panel {
    min-height: auto;
  }

  .case-panel,
  .contact-form-shell,
  .cta-section {
    padding: var(--space-6);
  }

  .cta-section {
    align-items: flex-start;
    flex-direction: column;
    border-radius: var(--radius-md);
  }

  .leads-subhero {
    align-items: flex-start;
    flex-direction: column;
  }

  .button,
  .form-submit {
    width: 100%;
    white-space: normal;
  }

  .footer-bottom {
    flex-direction: column;
  }
}

@media (max-width: 520px) {
  .nav-cta {
    min-height: 40px;
    padding: 0 var(--space-3);
    font-size: 0.84rem;
  }

  .hero-actions {
    flex-direction: column;
  }

  .contact-aside,
  .service-card,
  .team-grid article,
  .values-grid div,
  .advantage-grid article,
  .tech-depth-grid article,
  .team-core-panel {
    padding: var(--space-5);
  }

  .metric-row strong {
    min-height: 56px;
  }

  .team-core-list article {
    grid-template-columns: 1fr;
  }

  .role-icon {
    grid-row: auto;
  }

  .tech-depth-grid strong {
    font-size: 2.6rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media print {
  body {
    color: #000000;
    background: #FFFFFF;
  }

  .site-header {
    position: static;
    background: #FFFFFF;
  }

  .hero-section,
  .subhero,
  .contact-hero,
  .section,
  .site-footer {
    background: #FFFFFF !important;
  }

  .button,
  .nav-cta,
  .authority-points span,
  .leader-proof span,
  .case-tabs button,
  .metric-row strong {
    border: 1px solid #555555;
    color: #000000;
    background: #FFFFFF;
    box-shadow: none;
  }

  .service-card,
  .team-grid article,
  .values-grid div,
  .case-panel,
  .contact-form-shell,
  .authority-image,
  .image-band img,
  .cta-section {
    border: 1px solid #555555;
    color: #000000;
    background: #FFFFFF !important;
    box-shadow: none;
  }
}