/* ============================================
   增长力 - 简约大方的企业展示网站
   ============================================ */

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: #2c3e50;
  background: #ffffff;
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; height: auto; display: block; }
a { color: #1a3a5e; text-decoration: none; transition: color .25s ease; }
a:hover { color: #c9a961; }
.slogan{
  font-size: 16px;
  color:#c9a961;
}
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font-family: inherit; font-size: inherit; }

::selection { background: #1a3a5e; color: #fff; }

/* --- Layout --- */
.container { max-width: 1240px; margin: 0 auto; padding: 0 28px; }

.section { padding: 10px 0; }
.section--tight { padding: 72px 0; }
.section--alt { background: #f7f8fa; }

/* --- Typography --- */
.section-title {
  margin-top: 60px;
  font-size: 38px;
  font-weight: 600;
  color: #1a3a5e;
  text-align: center;
  letter-spacing: 0.5px;
  margin-bottom: 14px;
  position: relative;
}
.section-title::after {
  content: '';
  display: block;
  width: 48px;
  height: 3px;
  background: #c9a961;
  margin: 20px auto 0;
  border-radius: 2px;
}
.section-subtitle {
  font-size: 16px;
  color: #6c7a89;
  text-align: center;
  margin-bottom: 64px;
  letter-spacing: 0.3px;
}

/* --- Grid --- */
.grid { display: grid; gap: 30px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  font-size: 15px;
  font-weight: 500;
  border-radius: 4px;
  transition: all .3s ease;
  cursor: pointer;
  text-align: center;
  letter-spacing: 0.5px;
  border: 1.5px solid transparent;
}
.btn-primary {
  background: #1a3a5e;
  color: #fff;
}
.btn-primary:hover {
  background: #0f2640;
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(26, 58, 94, 0.25);
}
.btn-outline {
  background: transparent;
  color: #1a3a5e;
  border-color: #1a3a5e;
}
.btn-outline:hover {
  background: #1a3a5e;
  color: #fff;
}
.btn-accent {
  background: #c9a961;
  color: #fff;
}
.btn-accent:hover {
  background: #b89551;
  color: #fff;
}
.btn-white {
  background: #fff;
  color: #1a3a5e;
}
.btn-white:hover {
  background: #f7f8fa;
  color: #1a3a5e;
}
.btn-ghost-white {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.6);
}
.btn-ghost-white:hover {
  background: #fff;
  color: #1a3a5e;
}

/* --- Header --- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(10px);
  z-index: 100;
  transition: box-shadow .3s ease, padding .3s ease;
  border-bottom: 1px solid rgba(0,0,0,0.04);
}
.site-header.scrolled {
  box-shadow: 0 2px 16px rgba(0,0,0,0.06);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  transition: height .3s ease;
}
.site-header.scrolled .container { height: 64px; }

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 18px;
  font-weight: 600;
  color: #1a3a5e;
  letter-spacing: 0.3px;
}
.logo img { height: 44px; width: auto; }

.main-nav { display: flex; align-items: center; gap: 38px; }
.main-nav a {
  color: #2c3e50;
  font-size: 15px;
  font-weight: 500;
  position: relative;
  padding: 6px 0;
}
.main-nav a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 50%;
  width: 0;
  height: 2px;
  background: #c9a961;
  transition: all .3s ease;
  transform: translateX(-50%);
}
.main-nav a:hover::after,
.main-nav a.active::after {
  width: 100%;
}
.main-nav a:hover, .main-nav a.active { color: #1a3a5e; }

.nav-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 6px; }
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: #1a3a5e;
  transition: all .3s;
  border-radius: 1px;
}
.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 620px;
  display: flex;
  align-items: center;
  color: #fff;
  background: linear-gradient(135deg, #1a3a5e 0%, #0f2640 100%);
  overflow: hidden;
  padding: 120px 0 80px;
}
.hero::before {
  content: '';
  position: absolute;
  top: 0; right: 0px; bottom: 0;
  width: 50%;
  background: url('../images/team-meeting.jpg') center/cover;
  opacity: 0.32;
  mask-image: linear-gradient(to right, transparent 0%, #000 50%);
  -webkit-mask-image: linear-gradient(to right, transparent 0%, #000 50%);
}
.hero::after {
  content: '';
  position: absolute;
  top: -100px; right: -100px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(201, 169, 97, 0.15) 0%, transparent 70%);
  pointer-events: none;
}
.hero .container { position: relative; z-index: 2; }
.hero-inner { max-width: 640px; margin-left: -450px;}
.hero-eyebrow {
  display: inline-block;
  font-size: 13px;
  letter-spacing: 3px;
  color: #c9a961;
  margin-bottom: 22px;
  text-transform: uppercase;
  font-weight: 500;
  padding-left: 36px;
  position: relative;
}
.hero-eyebrow::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  width: 28px; height: 1px;
  background: #c9a961;
  transform: translateY(-50%);
}
.hero-title {
  font-size: 52px;
  font-weight: 700;
  line-height: 1.18;
  margin-bottom: 24px;
  letter-spacing: -0.5px;
}
.hero-title em {
  font-style: normal;
  color: #c9a961;
  position: relative;
}
.hero-subtitle {
  font-size: 17px;
  line-height: 1.85;
  opacity: 0.85;
  margin-bottom: 40px;
  max-width: 560px;
}
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-meta {
  display: flex;
  gap: 48px;
  margin-top: 64px;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.12);
  max-width: 560px;
}
.hero-meta-item { }
.hero-meta-num {
  font-size: 32px;
  font-weight: 700;
  color: #c9a961;
  line-height: 1;
}
.hero-meta-num span { font-size: 18px; margin-left: 2px; }
.hero-meta-label {
  font-size: 13px;
  opacity: 0.75;
  margin-top: 6px;
}

/* --- Page Banner --- */
.page-banner {
  position: relative;
  height: 360px;
  margin-top: 78px;
  background-image: url('../images/banner_gy_1.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  overflow: hidden;
}
/* 关于页 banner：PC / 移动端图片响应式切换 */
.page-banner-img { position: absolute; inset: 0; }
.page-banner-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.page-banner-img .banner-mobile { display: none; }
@media (max-width: 767px) {
  .page-banner-img .banner-pc { display: none; }
  .page-banner-img .banner-mobile { display: block; }
}

.page-banner .container { position: relative; z-index: 2; }
.page-banner h1 {
  font-size: 44px;
  font-weight: 600;
  margin-bottom: 14px;
  letter-spacing: 1px;
}
.page-banner p {
  font-size: 16px;
  opacity: 0.8;
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.7;
}
/* Contact page banner with background image */
.page-banner--contact {
  height:360px;
  background-image:
  
  url('../images/banner_lx.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
/* Services page banner with background image */
.page-banner--services {
  
  height:360px;
  background-image:
  
  url('../images/banner_cp_1.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
.page-banner--cases {
  height:360px;
  background-image:
  
  url('../images/banner_al.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  margin-top:78px;
}
.page-banner--knowledge {
  height:360px;
  background-image:
  
  url('../images/banner_zs.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

/* --- FAQ (Knowledge Center) --- */
.faq-list { max-width: 860px; margin: 0 auto; }
.faq-item {
  background: #fff;
  border: 1px solid #ebeef2;
  border-radius: 10px;
  margin-bottom: 16px;
  overflow: hidden;
  transition: box-shadow .25s ease, border-color .25s ease;
}
.faq-item[open] { border-color: #c9a961; box-shadow: 0 10px 30px rgba(26,58,94,0.08); }
.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 28px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  color: #1a3a5e;
  list-style: none;
  transition: color .2s ease;
}
.faq-q::-webkit-details-marker { display: none; }
.faq-q:hover { color: #c9a961; }
.faq-icon {
  flex-shrink: 0;
  width: 30px; height: 30px;
  border-radius: 50%;
  background: rgba(201,169,97,0.12);
  color: #c9a961;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; font-weight: 400; line-height: 1;
  transition: transform .3s ease, background .3s ease;
}
.faq-item[open] .faq-icon { transform: rotate(45deg); background: #c9a961; color: #fff; }
.faq-a {
  padding: 0 28px 24px;
  color: #6c7a89;
  font-size: 14.5px;
  line-height: 1.9;
}

/* --- Service Card (index page) --- */
.service-card {
  background: #fff;
  padding: 40px 32px;
  border-radius: 8px;
  border: 1px solid #ebeef2;
  transition: all .35s ease;
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 0;
  height: 3px;
  background: #c9a961;
  transition: width .4s ease;
}
.service-card:hover {
  transform: translateY(-6px);
  border-color: transparent;
  box-shadow: 0 20px 50px rgba(26, 58, 94, 0.1);
}
.service-card:hover::before { width: 100%; }
.service-icon {
  width: 60px; height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1a3a5e 0%, #2a5380 100%);
  border-radius: 12px;
  margin-bottom: 24px;
}
.service-icon svg {
  width: 28px; height: 28px;
  stroke: #c9a961; fill: none; stroke-width: 1.6;
}
.service-name {
  font-size: 20px;
  font-weight: 600;
  color: #1a3a5e;
  margin-bottom: 12px;
}
.service-text {
  font-size: 14.5px;
  color: #6c7a89;
  line-height: 1.75;
}

/* --- About Brief --- */
.about-brief {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-brief-image {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0,0,0,0.1);
}
.about-brief-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  aspect-ratio: 4/3;
}
.about-brief-image::before {
  content: '';
  position: absolute;
  top: 20px; left: 20px;
  right: -20px; bottom: -20px;
  border: 2px solid #c9a961;
  border-radius: 8px;
  z-index: -1;
}
.about-brief-content .label {
  font-size: 13px;
  letter-spacing: 3px;
  color: #c9a961;
  margin-bottom: 16px;
  text-transform: uppercase;
  font-weight: 500;
}
.about-brief-content h2 {
  font-size: 36px;
  font-weight: 600;
  color: #1a3a5e;
  line-height: 1.3;
  margin-bottom: 24px;
}
.about-brief-content p {
  font-size: 15.5px;
  color: #6c7a89;
  line-height: 1.85;
  margin-bottom: 18px;
}
.about-brief-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-top: 32px;
}
.about-feature {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.about-feature-icon {
  flex-shrink: 0;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(201, 169, 97, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
}
.about-feature-icon svg { width: 20px; height: 20px; stroke: #c9a961; fill: none; stroke-width: 1.8; }
.about-feature-text strong {
  display: block;
  font-size: 15px;
  color: #1a3a5e;
  margin-bottom: 4px;
  font-weight: 600;
}
.about-feature-text span {
  font-size: 13px;
  color: #6c7a89;
  line-height: 1.6;
}

/* --- Stats Bar --- */
.stats-bar {
  background: #1a3a5e;
  padding: 64px 0;
  position: relative;
  overflow: hidden;
}
.stats-bar::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-image:
    linear-gradient(45deg, rgba(255,255,255,0.03) 25%, transparent 25%),
    linear-gradient(-45deg, rgba(255,255,255,0.03) 25%, transparent 25%);
  background-size: 30px 30px;
}
.stats-bar .container { position: relative; z-index: 2; }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  text-align: center;
}
.stat-item { color: #fff; }
.stat-num {
  font-size: 44px;
  font-weight: 700;
  color: #c9a961;
  line-height: 1;
  margin-bottom: 10px;
}
.stat-num span { font-size: 22px; margin-left: 2px; }
.stat-label {
  font-size: 14px;
  color: rgba(255,255,255,0.85);
  letter-spacing: 1px;
}

/* --- Mission / Values (Index) --- */
.mission-block {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.06);
  overflow: hidden;
}
.mission-cell {
  padding: 48px 36px;
  text-align: center;
  border-right: 1px solid #ebeef2;
  transition: background .3s ease;
}
.mission-cell:last-child { border-right: none; }
.mission-cell:hover { background: #fafbfc; }
.mission-cell .label {
  font-size: 13px;
  color: #c9a961;
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 14px;
  font-weight: 500;
}
.mission-cell .text {
  font-size: 22px;
  font-weight: 600;
  color: #1a3a5e;
  line-height: 1.5;
}

/* --- Brand · Mission · Vision (Index) --- */
.mvv-block {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.mvv-card {
  position: relative;
  background: #fff;
  border: 1px solid #ebeef2;
  border-radius: 14px;
  padding: 48px 38px 44px;
  text-align: center;
  overflow: hidden;
  transition: all .4s ease;
}
.mvv-card::before {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 0; height: 3px;
  background: #c9a961;
  transition: width .45s ease;
  border-radius: 0 0 2px 2px;
}
.mvv-card:hover {
  transform: translateY(-8px);
  border-color: transparent;
  box-shadow: 0 24px 56px rgba(26, 58, 94, 0.12);
}
.mvv-card:hover::before { width: 100%; }
.mvv-icon {
  width: 66px; height: 66px;
  margin: 0 auto 24px;
  border-radius: 50%;
  background: linear-gradient(135deg, #1a3a5e 0%, #2a5380 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform .4s ease;
}
.mvv-card:hover .mvv-icon { transform: rotate(-6deg) scale(1.05); }
.mvv-icon svg {
  width: 30px; height: 30px;
  stroke: #c9a961;
  fill: none;
  stroke-width: 1.6;
}
.mvv-label {
  font-size: 12px;
  letter-spacing: 2.5px;
  color: #c9a961;
  text-transform: uppercase;
  margin-bottom: 14px;
  font-weight: 600;
}
.mvv-title {
  font-size: 23px;
  font-weight: 700;
  color: #1a3a5e;
  line-height: 1.45;
  margin-bottom: 16px;
  letter-spacing: 0.3px;
}
.mvv-title em {
  font-style: normal;
  color: #c9a961;
}
.mvv-desc {
  font-size: 14.5px;
  color: #6c7a89;
  line-height: 1.85;
}

/* --- Process Steps --- */
.process {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  position: relative;
}
.process-step {
  text-align: center;
  position: relative;
}
.process-step::after {
  content: '';
  position: absolute;
  top: 28px;
  left: calc(50% + 32px);
  right: calc(-50% + 32px);
  height: 2px;
  background: linear-gradient(90deg, #c9a961 0%, transparent 100%);
}
.process-step:last-child::after { display: none; }
.process-num {
  width: 60px; height: 60px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid #1a3a5e;
  color: #1a3a5e;
  font-size: 22px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 2;
  transition: all .3s ease;
}
.process-step:hover .process-num {
  background: #1a3a5e;
  color: #c9a961;
}
.process-name {
  font-size: 15px;
  font-weight: 600;
  color: #1a3a5e;
  margin-bottom: 6px;
}
.process-desc {
  font-size: 13px;
  color: #6c7a89;
  line-height: 1.6;
}

/* --- Scenario Cards --- */
.scenario-card {
  background: #fff;
  border-radius: 8px;
  padding: 32px 28px;
  border: 1px solid #ebeef2;
  transition: all .3s ease;
  height: 100%;
}
.scenario-card:hover {
  border-color: #c9a961;
  box-shadow: 0 12px 30px rgba(26, 58, 94, 0.08);
  transform: translateY(-4px);
}
.scenario-num {
  font-size: 14px;
  color: #c9a961;
  letter-spacing: 2px;
  font-weight: 600;
  margin-bottom: 12px;
}
.scenario-title {
  font-size: 18px;
  font-weight: 600;
  color: #1a3a5e;
  margin-bottom: 14px;
  line-height: 1.4;
}
.scenario-text {
  font-size: 14px;
  color: #6c7a89;
  line-height: 1.75;
}

/* --- Brands / Partners (image) --- */
.brands-showcase {
  background: #fff;
  border-radius: 8px;
  padding: 40px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.05);
}
.brands-showcase img { width: 100%; border-radius: 4px; }

/* --- Partners / Customers (logo wall) --- */
.partner-banner {
  text-align: center;
  margin-bottom: 52px;
}
.partner-banner-text {
  display: inline-flex;
  align-items: center;
  font-size: 15px;
  letter-spacing: 4px;
  color: #1a3a5e;
  font-weight: 500;
  padding: 11px 30px;
  border: 1px solid #e2e8f0;
  border-radius: 999px;
  background: #fff;
  position: relative;
}
.partner-banner-text::before,
.partner-banner-text::after {
  content: '';
  width: 30px; height: 1px;
  background: #c9a961;
  margin: 0 16px;
}
.partner-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 20px;
}
.partner-logo-item {
  background: #fff;
  border: 1px solid #ebeef2;
  border-radius: 12px;
  padding: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 3 / 2;
  transition: all .35s ease;
}
.partner-logo-item img {
  max-height: 54px;
  width: auto;
  max-width: 100%;
  object-fit: contain;
 
  transition: all .35s ease;
}
.partner-logo-item:hover {
  border-color: #c9a961;
  box-shadow: 0 14px 32px rgba(26, 58, 94, 0.1);
  transform: translateY(-4px);
}
.partner-logo-item:hover img {
  filter: grayscale(0%);
  opacity: 1;
}

/* --- Case Card --- */
.case-card {
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid #ebeef2;
  transition: all .3s ease;
  display: flex;
  flex-direction: column;
}
.case-card:hover {
  border-color: transparent;
  box-shadow: 0 20px 50px rgba(26, 58, 94, 0.1);
  transform: translateY(-4px);
}
.case-body { padding: 32px; flex: 1; }
.case-tag {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(201, 169, 97, 0.1);
  color: #b89551;
  font-size: 12px;
  border-radius: 4px;
  margin-bottom: 16px;
  font-weight: 500;
}
.case-title {
  font-size: 19px;
  font-weight: 600;
  color: #1a3a5e;
  line-height: 1.5;
  margin-bottom: 14px;
}
.case-desc {
  font-size: 14px;
  color: #6c7a89;
  line-height: 1.8;
  margin-bottom: 18px;
}
.case-result {
  padding-top: 18px;
  border-top: 1px dashed #ebeef2;
}
.case-result strong {
  display: block;
  font-size: 13px;
  color: #1a3a5e;
  margin-bottom: 8px;
  font-weight: 600;
}
.case-result ul { list-style: none; padding: 0; }
.case-result li {
  font-size: 13.5px;
  color: #6c7a89;
  padding-left: 18px;
  position: relative;
  line-height: 1.7;
  margin-bottom: 4px;
}
.case-result li::before {
  content: '✓';
  position: absolute;
  left: 0; top: 0;
  color: #c9a961;
  font-weight: 700;
}

/* --- Honors Grid --- */
.honors-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.honor-card {
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0,0,0,0.05);
  transition: all .3s ease;
}
.honor-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(26, 58, 94, 0.12);
}
.honor-card img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: contain;
  display: block;
  background: #f7f8fa;
  padding: 12px;
}
.honor-card-body { padding: 18px; text-align: center; }
.honor-card-title {
  font-size: 14px;
  color: #1a3a5e;
  font-weight: 500;
}

/* --- Team / CEO --- */
.ceo-block {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 56px;
  align-items: center;
  background: #fff;
  border-radius: 12px;
  padding: 48px;
  box-shadow: 0 16px 50px rgba(0,0,0,0.06);
}
.ceo-image {
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 12px 30px rgba(0,0,0,0.1);
}
.ceo-image img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  display: block;
}
.ceo-content .label {
  font-size: 13px;
  letter-spacing: 3px;
  color: #c9a961;
  margin-bottom: 14px;
  text-transform: uppercase;
  font-weight: 500;
}
.ceo-content h2 {
  font-size: 34px;
  font-weight: 600;
  color: #1a3a5e;
  margin-bottom: 8px;
}
.ceo-content .role {
  font-size: 16px;
  color: #6c7a89;
  margin-bottom: 28px;
  padding-bottom: 28px;
  border-bottom: 1px solid #ebeef2;
}
.ceo-content p {
  font-size: 15px;
  color: #4a5c70;
  line-height: 1.9;
  margin-bottom: 16px;
}

/* --- Org Chart --- */
.org-chart-wrap {
  background: #fff;
  border-radius: 12px;
  padding: 40px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.05);
  text-align: center;
}
.org-chart-wrap img { max-width: 100%; height: auto; margin: 0 auto; }

/* --- Team Gallery --- */
.team-gallery {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.team-photo {
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 12px 30px rgba(0,0,0,0.08);
  transition: transform .4s ease;
}
.team-photo:hover { transform: scale(1.02); }
.team-photo img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  display: block;
}
.team-photo-caption {
  padding: 16px;
  background: #fff;
  text-align: center;
  font-size: 14px;
  color: #1a3a5e;
  font-weight: 500;
}

/* --- 锚点导航 (Services page) --- */
.anchor-nav {
  position: sticky;
  top: 64px;
  z-index: 90;
  background: #ffffff;
  border-bottom: 1px solid #eef1f5;
  box-shadow: 0 2px 10px rgba(26, 58, 94, 0.05);
}
.anchor-nav .container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  padding: 14px 15px;
}
.anchor-link {
  display: inline-flex;
  align-items: center;
  padding: 9px 24px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 500;
  color: #1a3a5e;
  background: #f3f6fa;
  border: 1px solid transparent;
  text-decoration: none;
  white-space: nowrap;
  transition: all .25s ease;
}
.anchor-link:hover {
  background: #fff;
  border-color: #c9a961;
  color: #c9a961;
}
.anchor-link.active {
  background: #c9a961;
  color: #fff;
  box-shadow: 0 4px 12px rgba(201, 169, 97, 0.35);
}
/* 锚点跳转时补偿固定头部 + 吸顶导航，避免被遮挡 */
#recruit, #labor, #consult, #training, #process, #scenarios { scroll-margin-top: 150px; }

@media (max-width: 1200px) {
  .anchor-nav { top: 68px; }
  #recruit, #labor, #consult, #training, #process, #scenarios { scroll-margin-top: 142px; }
}
@media (max-width: 768px) {
  .anchor-nav { top: 60px; }
  .anchor-nav .container { gap: 8px; padding: 10px 12px; }
  .anchor-link { padding: 8px 16px; font-size: 14px; }
  #recruit, #labor, #consult, #training, #process, #scenarios { scroll-margin-top: 178px; }
}

/* --- Service Detail (Services page) --- */
.service-detail {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: center;
  padding: 56px 0;
}
.service-detail:nth-child(even) { direction: rtl; }
.service-detail:nth-child(even) > * { direction: ltr; }
.service-detail-img {
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 16px 40px rgba(0,0,0,0.08);
}
.service-detail-img img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  display: block;
}
.service-detail-content .num {
  font-size: 13px;
  letter-spacing: 3px;
  color: #c9a961;
  margin-bottom: 14px;
  text-transform: uppercase;
  font-weight: 600;
}
.service-detail-content h2 {
  font-size: 34px;
  font-weight: 600;
  color: #1a3a5e;
  margin-bottom: 24px;
  line-height: 1.3;
}
.service-detail-content p {
  font-size: 15.5px;
  color: #6c7a89;
  line-height: 1.9;
  margin-bottom: 24px;
}
.service-detail-features {
  list-style: none;
  padding: 0;
  margin-bottom: 28px;
}
.service-detail-features li {
  position: relative;
  padding-left: 28px;
  font-size: 15px;
  color: #2c3e50;
  margin-bottom: 12px;
  line-height: 1.7;
}
.service-detail-features li::before {
  content: '';
  position: absolute;
  left: 0; top: 9px;
  width: 16px; height: 2px;
  background: #c9a961;
}

/* --- CTA Section --- */
.cta-section {
  background: linear-gradient(135deg, #1a3a5e 0%, #0f2640 100%);
  color: #fff;
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -200px; right: -200px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(201, 169, 97, 0.15) 0%, transparent 70%);
}
.cta-section .container { position: relative; z-index: 2; }
.cta-title {
  font-size: 36px;
  font-weight: 600;
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}
.cta-text {
  font-size: 16px;
  opacity: 0.85;
  margin-bottom: 36px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}

/* --- Contact --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}
.contact-info-card {
  background: #fff;
  border-radius: 8px;
  padding: 44px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.06);
  height: 100%;
}
.contact-info-list { margin-top: 28px; }
.contact-info-item {
  display: flex;
  gap: 18px;
  padding: 22px 0;
  border-bottom: 1px solid #ebeef2;
}
.contact-info-item:last-child { border-bottom: none; }
.contact-info-icon {
  flex-shrink: 0;
  width: 48px; height: 48px;
  background: rgba(201, 169, 97, 0.1);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.contact-info-icon svg { width: 22px; height: 22px; stroke: #c9a961; fill: none; stroke-width: 1.6; }
.contact-info-text strong {
  display: block;
  font-size: 15px;
  color: #1a3a5e;
  margin-bottom: 4px;
  font-weight: 600;
}
.contact-info-text span {
  font-size: 14px;
  color: #6c7a89;
  line-height: 1.6;
}

.contact-form {
  background: #fff;
  border-radius: 8px;
  padding: 44px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.06);
}
.form-group { margin-bottom: 22px; }
.form-label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 8px;
  color: #1a3a5e;
}
.form-input, .form-textarea, .form-select {
  width: 100%;
  padding: 14px 18px;
  border: 1px solid #e2e8f0;
  border-radius: 4px;
  font-size: 14.5px;
  color: #2c3e50;
  background: #fff;
  transition: border-color .25s ease;
}
.form-input:focus, .form-textarea:focus, .form-select:focus {
  outline: none;
  border-color: #1a3a5e;
}
.form-textarea { resize: vertical; min-height: 130px; line-height: 1.6; }
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

/* Eyebrow label */
.contact-eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 2px;
  color: #c9a961;
  margin-bottom: 10px;
}
.contact-eyebrow--light { color: #c9a961; }

/* Office Media Card */
.contact-media {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 12px 40px rgba(0,0,0,0.1);
  min-height: 100%;
  display: flex;
}
.contact-media-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.contact-media-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15,38,64,0.1) 0%, rgba(15,38,64,0.88) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 44px;
  color: #fff;
}
.contact-media-address {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.6;
  margin: 10px 0 24px;
}
.contact-cta-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* --- Footer --- */
.site-footer {
  background: #0f2640;
  color: rgba(255,255,255,0.7);
  padding: 72px 0 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 48px;
  margin-bottom: 56px;
}
.footer-brand .logo { color: #fff; margin-bottom: 20px; }
.footer-brand .logo .name { color: #fff; }
.footer-about {
  font-size: 14px;
  line-height: 1.85;
  margin-top: 20px;
  opacity: 0.7;
}
.footer-title {
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 22px;
  position: relative;
  padding-bottom: 12px;
}
.footer-title::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 28px; height: 2px;
  background: #c9a961;
}
.footer-links a {
  display: block;
  color: rgba(255,255,255,0.65);
  font-size: 14px;
  margin-bottom: 12px;
  transition: color .25s;
}
.footer-links a:hover { color: #c9a961; }
.footer-contact-item {
  display: flex;
  gap: 10px;
  margin-bottom: 14px;
  font-size: 14px;
  opacity: 0.75;
  align-items: flex-start;
}
.footer-contact-item svg { width: 16px; height: 16px; stroke: #c9a961; fill: none; stroke-width: 1.5; flex-shrink: 0; margin-top: 3px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  text-align: center;
  font-size: 13px;
  opacity: 0.6;
  letter-spacing: 0.5px;
}
.footer-bottom a {
  color: inherit;
  text-decoration: none;
  transition: color .25s
}
.footer-bottom a:hover {
  color: #c9a961;
  opacity: 1
}

/* --- Back to top --- */
.back-to-top {
  position: fixed;
  bottom: 32px; right: 32px;
  width: 46px; height: 46px;
  border-radius: 50%;
  background: #1a3a5e;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all .3s;
  z-index: 99;
  box-shadow: 0 6px 20px rgba(26, 58, 94, 0.25);
}
.back-to-top.visible { opacity: 1; visibility: visible; }
.back-to-top:hover { background: #c9a961; transform: translateY(-3px); }
.back-to-top svg { width: 18px; height: 18px; stroke: #fff; fill: none; stroke-width: 2; }

/* --- Scroll fade --- */
.fade-in {
  opacity: 1;
  transform: none;
  transition: opacity .7s ease, transform .7s ease;
}
.js-anim .fade-in {
  opacity: 0;
  transform: translateY(24px);
}
.js-anim .fade-in.visible { opacity: 1; transform: translateY(0); }
.fade-in.delay-1 { transition-delay: .1s; }
.fade-in.delay-2 { transition-delay: .2s; }
.fade-in.delay-3 { transition-delay: .3s; }

/* ============================================
   Responsive
   ============================================ */

/* Tablet Landscape (1024-1199) */
@media (max-width: 1199px) {
  .container { max-width: 960px; padding: 0 24px; }
  .hero-title { font-size: 44px; }
  .section { padding: 80px 0; }
  .section-title { font-size: 34px; }
  .main-nav { gap: 28px; }
  .mission-block { grid-template-columns: repeat(3, 1fr); }
  .process { grid-template-columns: repeat(3, 1fr); row-gap: 40px; }
  .process-step::after { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .partner-grid { grid-template-columns: repeat(4, 1fr); }
}

/* Tablet Portrait (768-1023) */
@media (max-width: 1023px) {
  html { font-size: 15px; }
  .container { padding: 0 24px; }
  .site-header .container { height: 68px; }
  .main-nav { gap: 20px; }
  .main-nav a { font-size: 14px; }
  .site-header .logo img { height: 36px; }
  .hero { min-height: 520px; padding: 110px 0 60px; }
  .hero-title { font-size: 36px; }
  .hero-subtitle { font-size: 16px; }
  .hero-meta { gap: 32px; margin-top: 48px; }
  .stat-num { font-size: 36px; }
  .section { padding: 64px 0; }
  .section-title { font-size: 30px; }
  .section-subtitle { margin-bottom: 48px; }
  .about-brief { grid-template-columns: 1fr; gap: 40px; }
  .ceo-block { grid-template-columns: 1fr; gap: 32px; padding: 32px; }
  .service-detail { grid-template-columns: 1fr; gap: 32px; padding: 32px 0; }
  .service-detail:nth-child(even) { direction: ltr; }
  .contact-grid { grid-template-columns: 1fr; gap: 28px; }
  .mission-block { grid-template-columns: 1fr; }
  .mission-cell { border-right: none; border-bottom: 1px solid #ebeef2; }
  .mission-cell:last-child { border-bottom: none; }
  .process { grid-template-columns: repeat(2, 1fr); row-gap: 32px; }
  .honors-grid { grid-template-columns: repeat(2, 1fr); }
  .team-gallery { grid-template-columns: 1fr; }
  .page-banner { height: 280px; padding: 0; }
  .page-banner--contact, .page-banner--services, .page-banner--cases, .page-banner--knowledge { height: 280px; }
  .page-banner h1 { font-size: 36px; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .partner-grid { grid-template-columns: repeat(3, 1fr); }
}

/* Mobile (under 767) */
@media (max-width: 767px) {
  html { font-size: 14px; }
  .container { padding: 0 20px; }
  .site-header .container { height: 60px; }
  .site-header .logo img { height: 36px; }
  .main-nav { display: none; }
  .nav-toggle { display: flex; }
  .main-nav.mobile-open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 60px; left: 0; right: 0;
    background: rgba(255,255,255,0.98);
    padding: 8px 20px 20px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.08);
    z-index: 99;
    gap: 0;
  }
  .main-nav.mobile-open a {
    display: block;
    padding: 14px 0;
    font-size: 15px;
    border-bottom: 1px solid #ebeef2;
  }
  .main-nav.mobile-open a:last-child { border-bottom: none; }
  .main-nav.mobile-open a::after { display: none; }

  .hero { min-height: auto; padding: 100px 0 50px; text-align: center; }
  .hero-inner { max-width: 100%; margin-left: 0; }
  .hero::before { width: 100%; opacity: 0.18; }
  .hero-title { font-size: 30px; }
  .hero-eyebrow { padding-left: 0; }
  .hero-eyebrow::before { display: none; }
  .hero-subtitle { font-size: 15px; margin-bottom: 32px; margin-left: auto; margin-right: auto; }
  .hero-buttons { justify-content: center; }
  .hero-meta { gap: 24px; margin-top: 36px; padding-top: 24px; justify-content: center; flex-wrap: wrap; }
  .hero-meta-num { font-size: 26px; }
  .page-banner { height: 200px; padding: 0; }
  .page-banner--contact, .page-banner--services, .page-banner--cases, .page-banner--knowledge { height: 200px; }
  .page-banner h1 { font-size: 26px; margin-bottom: 8px; }
  .page-banner p { font-size: 13px; }
  .page-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(15,38,64,0.6) 0%, rgba(15,38,64,0.4) 100%);
    z-index: 1;
  }
  .section { padding: 56px 0; }
  .section-title { font-size: 26px; }
  .section-subtitle { font-size: 14px; margin-bottom: 36px; }

  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; gap: 18px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .stat-num { font-size: 30px; }
  .stat-label { font-size: 13px; }
  .stat-item { padding: 8px; }
  .process { grid-template-columns: 1fr; gap: 8px; }
  .process-step { display: flex; gap: 16px; text-align: left; align-items: center; padding: 12px 0; border-bottom: 1px solid #ebeef2; }
  .process-step:last-child { border-bottom: none; }
  .process-num { margin: 0; width: 44px; height: 44px; font-size: 18px; flex-shrink: 0; }
  .process-desc { font-size: 12px; }
  .honors-grid { grid-template-columns: 1fr; }
  .service-card { padding: 32px 24px; }
  .about-brief-features { grid-template-columns: 1fr; }
  .about-brief-content h2 { font-size: 28px; }
  .ceo-block { padding: 24px; }
  .ceo-content h2 { font-size: 28px; }
  .contact-info-card { padding: 32px 26px; }
  .contact-media-overlay { padding: 28px 22px; }
  .contact-media-address { font-size: 16px; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-grid > :nth-child(-n+3) { display: none; }
  .footer-grid > :last-child { text-align: center; }
  .footer-grid > :last-child .footer-title::after { left: 50%; transform: translateX(-50%); }
  .footer-grid > :last-child .footer-contact-item { justify-content: center; }
  .site-footer { padding: 40px 0 20px; }
  .cta-section { padding: 56px 0; }
  .cta-title { font-size: 26px; }
  .org-chart-wrap { padding: 20px; }
  .btn { padding: 12px 24px; font-size: 14px; }
  .back-to-top { bottom: 20px; right: 16px; width: 40px; height: 40px; }
  .partner-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .partner-logo-item { padding: 16px; border-radius: 10px; }
  .mvv-block { grid-template-columns: 1fr; gap: 18px; }
  .mvv-card { padding: 36px 26px 32px; }
}

/* Small mobile (under 400) */
@media (max-width: 399px) {
  .container { padding: 0 16px; }
  .hero-title { font-size: 26px; }
  .hero-meta { gap: 16px; }
  .hero-meta-num { font-size: 22px; }
  .section-title { font-size: 22px; }
  .page-banner { height: 170px; }
  .page-banner--contact, .page-banner--services, .page-banner--cases, .page-banner--knowledge { height: 170px; }
  .page-banner h1 { font-size: 22px; }
}