/* Mango Technology - Corporate Website Styles */
:root {
  --primary: #C9A227;
  --primary-dark: #A8841A;
  --primary-light: #F3E5B5;
  --dark: #1C1C1E;
  --text: #2C2C2E;
  --text-muted: #6E6E73;
  --bg: #FAF8F5;
  --bg-white: #FFFFFF;
  --bg-light: #F5F5F7;
  --wood: #B8956A;
  --border: rgba(0, 0, 0, 0.08);
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.1);
  --radius: 16px;
  --radius-sm: 10px;
  --max-width: 1200px;
  --header-height: 76px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

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

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: rgba(250, 248, 245, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  transition: box-shadow 0.3s ease;
}

.header.scrolled {
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.logo img {
  height: 42px;
  width: auto;
  display: block;
  border-radius: 8px;
}

.logo-mark {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--wood) 100%);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  box-shadow: 0 4px 12px rgba(201, 162, 39, 0.25);
}

.logo-text {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--dark);
}

.logo-text span {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  margin-top: -4px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 40px;
}

.nav a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text);
  position: relative;
  padding: 8px 0;
  transition: color 0.2s ease;
}

.nav a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width 0.25s ease;
  border-radius: 2px;
}

.nav a:hover,
.nav a.active {
  color: var(--primary-dark);
}

.nav a:hover::after,
.nav a.active::after {
  width: 100%;
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 16px;
}

.phone-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--dark);
  display: flex;
  align-items: center;
  gap: 6px;
  letter-spacing: 0.01em;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.phone-link:hover {
  color: var(--primary-dark);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 26px;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: all 0.25s ease;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff;
  box-shadow: 0 6px 18px rgba(201, 162, 39, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(201, 162, 39, 0.38);
}

.btn-outline {
  background: transparent;
  color: var(--dark);
  border: 1.5px solid var(--dark);
}

.btn-outline:hover {
  background: var(--dark);
  color: #fff;
}

.btn-light {
  background: #fff;
  color: var(--dark);
  box-shadow: var(--shadow);
}

.btn-light:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
  background: none;
  border: none;
}

.mobile-menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--dark);
  transition: all 0.3s ease;
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.mobile-menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid rgba(168, 132, 26, 0.45);
  outline-offset: 3px;
}

/* Hero */
.hero {
  padding-top: var(--header-height);
  min-height: 760px;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #FAF8F5 0%, #F5F0E6 100%);
}

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

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.18;
}

.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(250, 248, 245, 0.95) 0%, rgba(250, 248, 245, 0.75) 50%, rgba(250, 248, 245, 0.4) 100%);
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
}

.hero-content {
  max-width: 620px;
}

.hero-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(201, 162, 39, 0.12);
  color: var(--primary-dark);
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: 50px;
  margin-bottom: 24px;
}

.hero-title {
  font-size: 3.2rem;
  font-weight: 800;
  line-height: 1.15;
  color: var(--dark);
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.hero-title .accent {
  color: var(--primary);
  position: relative;
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 36px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}

.stat-item strong {
  display: block;
  font-size: 2rem;
  font-weight: 800;
  color: var(--dark);
  line-height: 1;
}

.stat-item span {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 6px;
  display: block;
}

.hero-image {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4/3;
}

.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.hero-image:hover img {
  transform: scale(1.03);
}

/* Section common */
.section {
  padding: 100px 0;
}

.section-light {
  background: var(--bg-white);
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 64px;
}

.why-us-header {
  max-width: 900px;
}

.why-us-header .section-desc {
  max-width: 720px;
  margin-inline: auto;
}

.section-label {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary-dark);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 12px;
}

.section-title {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 16px;
  line-height: 1.25;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
}

/* Service cards */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 0;
  background: var(--primary);
  transition: height 0.3s ease;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(201, 162, 39, 0.2);
}

.service-card:hover::before {
  height: 100%;
}

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: var(--primary-light);
  color: var(--primary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.service-icon img {
  display: block;
  width: 28px;
  height: 28px;
}

.service-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 10px;
}

.service-card p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.service-tags {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  color: var(--primary-dark);
  font-size: 0.82rem;
  font-weight: 600;
  line-height: 1.7;
}

.service-link {
  display: inline-flex;
  margin-top: 18px;
  color: var(--primary-dark);
  font-size: 0.92rem;
  font-weight: 700;
  transition: transform 0.2s ease, color 0.2s ease;
}

.service-link:hover {
  color: var(--dark);
  transform: translateX(4px);
}

/* Core business anchor navigation */
.business-nav {
  background: var(--bg-white);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.business-nav-inner {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  padding-top: 18px;
  padding-bottom: 18px;
}

.business-nav a {
  text-align: center;
  padding: 12px 18px;
  border-radius: 999px;
  color: var(--dark);
  font-weight: 700;
  transition: background 0.2s ease, color 0.2s ease;
}

.business-nav a:hover {
  background: var(--primary-light);
  color: var(--primary-dark);
}

/* Features / Why us */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-item {
  padding: 32px;
  border-radius: var(--radius);
  background: var(--bg-light);
  text-align: center;
  transition: all 0.3s ease;
}

.feature-item:hover {
  background: var(--bg-white);
  box-shadow: var(--shadow);
}

.feature-number {
  width: 52px;
  height: 52px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary) 0%, var(--wood) 100%);
  color: #fff;
  font-weight: 800;
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-item h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--dark);
}

.feature-item p {
  font-size: 0.95rem;
  color: var(--text-muted);
}

/* Timeline */
.timeline {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--primary-light) 0%, var(--primary) 100%);
  transform: translateX(-50%);
}

.timeline-item {
  display: flex;
  justify-content: flex-end;
  padding-right: 50%;
  position: relative;
  margin-bottom: 40px;
}

.timeline-item:nth-child(even) {
  justify-content: flex-start;
  padding-right: 0;
  padding-left: 50%;
}

.timeline-content {
  background: var(--bg-white);
  padding: 28px 32px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  max-width: 380px;
  border: 1px solid var(--border);
  position: relative;
}

.timeline-year {
  display: inline-block;
  padding: 4px 14px;
  background: var(--primary);
  color: #fff;
  font-weight: 700;
  font-size: 0.9rem;
  border-radius: 50px;
  margin-bottom: 10px;
}

.timeline-content h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 6px;
}

.timeline-content p {
  font-size: 0.95rem;
  color: var(--text-muted);
}

.timeline-dot {
  position: absolute;
  left: 50%;
  top: 28px;
  width: 16px;
  height: 16px;
  background: var(--primary);
  border: 4px solid var(--bg);
  border-radius: 50%;
  transform: translateX(-50%);
  z-index: 1;
}

/* Homepage history preview */
.history-preview {
  position: relative;
  overflow: hidden;
  padding: 52px 56px;
  background: linear-gradient(135deg, #fbf7eb 0%, var(--bg) 58%, #fff 100%);
  border: 1px solid rgba(201, 162, 39, 0.2);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.history-preview::after {
  content: "";
  position: absolute;
  top: -92px;
  right: -72px;
  width: 220px;
  height: 220px;
  border: 1px solid rgba(201, 162, 39, 0.14);
  border-radius: 50%;
  pointer-events: none;
}

.history-preview-main {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 48px;
}

.history-preview-copy {
  max-width: 720px;
}

.history-preview-copy h2 {
  max-width: 680px;
  margin-bottom: 14px;
  color: var(--dark);
  font-size: 2rem;
  font-weight: 800;
  line-height: 1.3;
}

.history-preview-copy p {
  color: var(--text-muted);
  font-size: 1rem;
}

.history-preview-main .btn {
  flex: 0 0 auto;
}

.history-preview-milestones {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 36px;
  padding-top: 28px;
  border-top: 1px solid rgba(201, 162, 39, 0.28);
}

.history-preview-milestone {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 0 28px;
  border-right: 1px solid var(--border);
}

.history-preview-milestone:first-child {
  padding-left: 0;
}

.history-preview-milestone:last-child {
  padding-right: 0;
  border-right: 0;
}

.history-preview-milestone span {
  color: var(--primary-dark);
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.history-preview-milestone strong {
  color: var(--dark);
  font-size: 0.95rem;
  font-weight: 650;
}

/* About section split */
.split-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.split-section.reverse {
  direction: rtl;
}

.split-section.reverse > * {
  direction: ltr;
}

.split-media {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4/3;
}

.split-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.split-content h2 {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 20px;
  line-height: 1.25;
}

.split-content p {
  font-size: 1.05rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.check-list {
  list-style: none;
  margin-top: 24px;
}

.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 14px;
  font-size: 1rem;
  color: var(--text);
}

.check-list li::before {
  content: "✓";
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  background: var(--primary-light);
  color: var(--primary-dark);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  margin-top: 2px;
}

/* Gallery */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.gallery-item {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  aspect-ratio: 4/3;
  position: relative;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.gallery-item:hover img {
  transform: scale(1.06);
}

.gallery-item.tall {
  grid-row: span 2;
  aspect-ratio: auto;
}

.gallery-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 20px;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.6));
  color: #fff;
  font-weight: 600;
  transform: translateY(100%);
  transition: transform 0.3s ease;
}

.gallery-item:hover .gallery-caption {
  transform: translateY(0);
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 48px;
}

.contact-info-card {
  background: var(--bg-white);
  border-radius: var(--radius);
  padding: 40px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.contact-info-card h3 {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 28px;
}

.contact-item {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
}

.contact-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--primary-light);
  color: var(--primary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.contact-item div strong {
  display: block;
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.contact-item div p {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--dark);
}

.contact-form {
  background: var(--bg-white);
  border-radius: var(--radius);
  padding: 40px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.consultation-card {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 100%;
}

.consultation-card::before {
  content: "";
  position: absolute;
  width: 260px;
  height: 260px;
  top: -150px;
  right: -110px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201, 162, 39, 0.16), rgba(201, 162, 39, 0));
  pointer-events: none;
}

.consultation-kicker {
  display: inline-flex;
  align-self: flex-start;
  margin-bottom: 14px;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--primary-light);
  color: var(--primary-dark);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.consultation-card h3 {
  position: relative;
  color: var(--dark);
  font-size: clamp(1.65rem, 3vw, 2.15rem);
  line-height: 1.35;
  margin-bottom: 16px;
}

.consultation-intro {
  color: var(--text-muted);
  margin-bottom: 24px;
}

.consultation-services {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 26px;
}

.consultation-services span {
  padding: 8px 12px;
  border: 1px solid rgba(201, 162, 39, 0.28);
  border-radius: 9px;
  background: rgba(243, 229, 181, 0.28);
  color: var(--dark);
  font-size: 0.86rem;
  font-weight: 600;
}

.consultation-benefits {
  display: grid;
  gap: 12px;
  list-style: none;
  margin-bottom: 30px;
}

.consultation-benefits li {
  position: relative;
  padding-left: 28px;
  color: var(--text);
  font-size: 0.94rem;
}

.consultation-benefits li::before {
  content: "\2713";
  position: absolute;
  left: 0;
  top: 1px;
  width: 19px;
  height: 19px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary-dark);
  display: grid;
  place-items: center;
  font-size: 0.72rem;
  font-weight: 800;
}

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

.consultation-note {
  margin-top: 20px;
  color: var(--text-muted);
  font-size: 0.86rem;
}

.consultation-note a {
  color: var(--primary-dark);
  font-weight: 700;
  white-space: nowrap;
}

/* Global WeChat consultation */
.wechat-consult-widget {
  position: fixed;
  right: 24px;
  bottom: 112px;
  z-index: 1200;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
}

.wechat-consult-trigger,
.phone-consult-trigger {
  height: 54px;
  padding: 0 18px;
  border: 1px solid rgba(168, 132, 26, 0.2);
  border-radius: 999px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  box-shadow: 0 12px 30px rgba(117, 88, 9, 0.28);
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font: inherit;
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.24s ease, box-shadow 0.24s ease;
}

.phone-consult-trigger {
  background: rgba(255, 255, 255, 0.98);
  color: var(--primary-dark);
  box-shadow: 0 10px 26px rgba(60, 48, 15, 0.16);
  text-decoration: none;
}

.wechat-consult-trigger:hover,
.phone-consult-trigger:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 34px rgba(117, 88, 9, 0.34);
}

.wechat-consult-trigger svg,
.phone-consult-trigger svg {
  width: 23px;
  height: 23px;
  fill: currentColor;
}

.wechat-consult-trigger .wechat-eye {
  fill: var(--primary-dark);
}

.wechat-consult-panel {
  position: absolute;
  right: calc(100% + 14px);
  bottom: 0;
  width: 380px;
  padding: 28px;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 22px 60px rgba(38, 31, 12, 0.2);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateX(12px) scale(0.97);
  transform-origin: bottom right;
  transition: opacity 0.22s ease, transform 0.22s ease, visibility 0.22s;
}

.wechat-consult-widget.open .wechat-consult-panel {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(0) scale(1);
}

.wechat-consult-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 34px;
  height: 34px;
  border: 0;
  border-radius: 50%;
  background: var(--bg-light);
  color: var(--text-muted);
  font: inherit;
  font-size: 1.45rem;
  line-height: 1;
  cursor: pointer;
}

.wechat-consult-close:hover,
.wechat-consult-close:focus-visible {
  background: var(--primary-light);
  color: var(--primary-dark);
}

.wechat-consult-kicker {
  color: var(--primary-dark);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  margin-bottom: 6px;
}

.wechat-consult-panel h2 {
  color: var(--dark);
  font-size: 1.3rem;
  line-height: 1.4;
  padding-right: 28px;
  margin-bottom: 8px;
}

.wechat-consult-copy {
  color: var(--text-muted);
  font-size: 0.86rem;
  line-height: 1.65;
  margin-bottom: 18px;
}

.wechat-qr-frame {
  padding: 12px;
  border: 1px solid rgba(201, 162, 39, 0.24);
  border-radius: 16px;
  background: #fff;
}

.wechat-qr-image {
  width: 100%;
  height: auto;
  border-radius: 10px;
}

.wechat-scan-tip {
  margin-top: 12px;
  color: var(--text-muted);
  text-align: center;
  font-size: 0.82rem;
}

.wechat-mobile-tip,
.wechat-consult-backdrop {
  display: none;
}

.map-area {
  border-radius: var(--radius);
  overflow: hidden;
  height: 360px;
  background: var(--bg-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  border: 1px solid var(--border);
}

.map-placeholder {
  text-align: center;
  padding: 40px;
}

.map-placeholder strong {
  display: block;
  font-size: 1.25rem;
  color: var(--dark);
  margin-bottom: 8px;
}

/* CTA Section */
.cta-section {
  background: linear-gradient(135deg, var(--dark) 0%, #2C2C2E 100%);
  color: #fff;
  text-align: center;
  padding: 100px 0;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(201, 162, 39, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.cta-section .section-title {
  color: #fff;
}

.cta-section .section-desc {
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 32px;
}

/* Footer */
.footer {
  background: var(--dark);
  color: rgba(255, 255, 255, 0.7);
  padding: 72px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 48px;
  margin-bottom: 56px;
}

.footer-brand .logo {
  margin-bottom: 16px;
}

.footer-brand .logo img {
  height: 48px;
  border-radius: 8px;
}

.footer-brand p {
  font-size: 0.95rem;
  line-height: 1.8;
  max-width: 320px;
}

.footer-title {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 20px;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  font-size: 0.95rem;
  transition: color 0.2s ease;
}

.footer-links a:hover {
  color: var(--primary);
}

.footer-contact p {
  font-size: 0.95rem;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}

/* Service detail page */
.service-detail {
  background: var(--bg-white);
  border-radius: var(--radius);
  padding: 40px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  margin-bottom: 24px;
}

.service-detail-header {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 20px;
}

.service-detail-header .service-icon {
  margin-bottom: 0;
}

.service-detail h3 {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--dark);
}

.service-detail p {
  color: var(--text-muted);
  margin-bottom: 16px;
}

.service-detail ul {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.service-detail li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  color: var(--text);
}

.service-detail li::before {
  content: "•";
  color: var(--primary);
  font-size: 1.2rem;
  line-height: 1;
}

.service-fit-header {
  align-items: flex-start;
  margin-bottom: 12px;
}

.service-fit-header p {
  margin: 5px 0 0;
}

.service-fit-list {
  position: relative;
  margin-top: 22px;
  border-top: 1px solid var(--border);
}

.service-fit-list::before {
  content: "";
  position: absolute;
  top: 34px;
  bottom: 24px;
  left: 13px;
  border-left: 1px dashed rgba(201, 162, 39, 0.82);
}

.service-fit-item {
  display: grid;
  grid-template-columns: 28px minmax(230px, 0.75fr) minmax(0, 1.25fr);
  align-items: center;
  gap: 22px;
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
}

.service-fit-item:last-child {
  border-bottom: 0;
  padding-bottom: 4px;
}

.service-fit-item > img {
  position: relative;
  z-index: 1;
  display: block;
  width: 28px;
  height: 28px;
  padding: 5px;
  border-radius: 50%;
  background: var(--primary);
}

.service-fit-item h4 {
  color: var(--dark);
  font-size: 1rem;
  font-weight: 700;
}

.service-fit-item p {
  margin: 0;
  padding-left: 24px;
  border-left: 2px solid rgba(201, 162, 39, 0.72);
}

.service-advantages > p {
  max-width: 900px;
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 28px 0 24px;
  border-top: 1px solid var(--border);
  border-left: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.advantage-item {
  min-height: 210px;
  padding: 24px;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: rgba(250, 248, 245, 0.42);
}

.advantage-index {
  display: block;
  margin-bottom: 12px;
  color: var(--primary-dark);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.advantage-item h4 {
  margin-bottom: 10px;
  color: var(--dark);
  font-size: 1.03rem;
  font-weight: 750;
}

.advantage-item p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.75;
}

#recruitment,
#hr-system,
#erp {
  scroll-margin-top: calc(var(--header-height) + 16px);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
  margin-top: 24px;
}

.process-step {
  padding: 20px 18px;
  border-radius: var(--radius-sm);
  background: var(--bg-light);
  border: 1px solid var(--border);
}

.process-step span {
  display: block;
  color: var(--primary-dark);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}

.process-step strong {
  display: block;
  color: var(--dark);
  font-size: 1rem;
  margin-bottom: 8px;
}

.process-step p {
  margin-bottom: 0;
  font-size: 0.88rem;
  line-height: 1.65;
}

.supporting-note {
  margin-top: 24px;
  padding: 18px 20px;
  border-left: 3px solid var(--primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(243, 229, 181, 0.28);
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.75;
}

/* Breadcrumb */
.breadcrumb {
  padding-top: calc(var(--header-height) + 32px);
  padding-bottom: 24px;
  background: var(--bg);
}

.breadcrumb-inner {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.breadcrumb-inner a:hover {
  color: var(--primary-dark);
}

.breadcrumb-inner span {
  color: var(--text);
  font-weight: 600;
}

/* Page header */
.page-header {
  padding: 60px 0 80px;
  background: linear-gradient(135deg, #FAF8F5 0%, #F5F0E6 100%);
  text-align: center;
}

.page-header .section-title {
  margin-bottom: 12px;
}

/* Reveal animation */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Mobile responsive */
@media (max-width: 1100px) {
  .nav,
  .header-cta .phone-link {
    display: none;
  }

  .mobile-menu-toggle {
    display: flex;
  }
}

@media (max-width: 1024px) {
  .hero-inner,
  .split-section,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding: calc(var(--header-height) + 60px) 0 80px;
  }

  .hero-content {
    max-width: 100%;
  }

  .hero-image {
    aspect-ratio: 16/10;
  }

  .split-section.reverse {
    direction: ltr;
  }

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

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

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

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

@media (max-width: 768px) {
  .nav,
  .header-cta .phone-link {
    display: none;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .header-cta {
    gap: 12px;
  }

  .header-cta .btn {
    padding: 10px 18px;
    font-size: 0.85rem;
  }

  .hero-title {
    font-size: 2.2rem;
  }

  .hero-desc {
    font-size: 1rem;
  }

  .hero-stats {
    gap: 24px;
  }

  .section-title {
    font-size: 1.8rem;
  }

  .section {
    padding: 72px 0;
  }

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

  .business-nav-inner,
  .process-grid {
    grid-template-columns: 1fr;
  }

  .business-nav a {
    text-align: left;
    padding: 10px 16px;
  }

  .gallery-item.tall {
    grid-row: auto;
    aspect-ratio: 4/3;
  }

  .timeline::before {
    left: 20px;
  }

  .timeline-item,
  .timeline-item:nth-child(even) {
    justify-content: flex-start;
    padding-left: 52px;
    padding-right: 0;
  }

  .timeline-dot {
    left: 20px;
    transform: translateX(-50%);
  }

  .timeline-content {
    max-width: 100%;
  }

  .history-preview {
    padding: 38px 30px;
  }

  .history-preview-main {
    align-items: flex-start;
    flex-direction: column;
    gap: 24px;
  }

  .history-preview-copy h2 {
    font-size: 1.6rem;
  }

  .history-preview-milestones {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .history-preview-milestone,
  .history-preview-milestone:first-child,
  .history-preview-milestone:last-child {
    padding: 0 0 18px;
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .history-preview-milestone:last-child {
    padding-bottom: 0;
    border-bottom: 0;
  }

  .service-fit-item {
    grid-template-columns: 28px minmax(0, 1fr);
    align-items: start;
    gap: 8px 14px;
  }

  .service-fit-item p {
    grid-column: 2;
    padding-left: 0;
    border-left: 0;
  }

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

  .advantage-item {
    min-height: auto;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}

/* Mobile nav overlay */
.mobile-nav {
  position: fixed;
  inset: var(--header-height) 0 0 0;
  background: var(--bg);
  z-index: 999;
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transform: translateX(100%);
  transition: transform 0.3s ease;
}

.mobile-nav.open {
  transform: translateX(0);
}

.mobile-nav a {
  font-size: 1.2rem;
  font-weight: 600;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}

.mobile-nav .btn {
  margin-top: 16px;
  justify-content: center;
}

/* 案例 / 新闻 卡片 */
.post-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
}
.post-card {
  background: var(--bg-white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
}
.post-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.post-thumb {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}
.post-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}
.post-tag {
  display: inline-block;
  align-self: flex-start;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--primary-dark);
  background: var(--primary-light);
  padding: 4px 12px;
  border-radius: 999px;
}
.post-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--dark);
  line-height: 1.4;
}
.post-meta {
  font-size: 0.85rem;
  color: var(--text-muted);
}
.post-excerpt {
  color: var(--text-muted);
  line-height: 1.75;
  flex: 1;
}
.post-more {
  margin-top: auto;
  color: var(--primary-dark);
  font-weight: 600;
  font-size: 0.92rem;
}

@media (max-width: 768px) {
  body.wechat-consult-open {
    overflow: hidden;
  }

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

  .consultation-actions .btn {
    width: 100%;
  }

  .wechat-consult-widget {
    right: 16px;
    bottom: 18px;
  }

  .wechat-consult-trigger,
  .phone-consult-trigger {
    height: 50px;
    padding: 0 16px;
    box-shadow: 0 10px 26px rgba(117, 88, 9, 0.3);
  }

  .wechat-consult-backdrop {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(28, 28, 30, 0.45);
    backdrop-filter: blur(3px);
    -webkit-backdrop-filter: blur(3px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.22s ease, visibility 0.22s;
  }

  .wechat-consult-widget.open .wechat-consult-backdrop {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .wechat-consult-panel {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    width: auto;
    max-height: 90vh;
    overflow-y: auto;
    padding: 28px 24px calc(24px + env(safe-area-inset-bottom));
    border-radius: 24px 24px 0 0;
    transform: translateY(104%);
    transform-origin: bottom center;
  }

  .wechat-consult-widget.open .wechat-consult-panel {
    transform: translateY(0);
  }

  .wechat-qr-frame {
    width: min(100%, 350px);
    margin: 0 auto;
  }

  .wechat-desktop-tip {
    display: none;
  }

  .wechat-mobile-tip {
    display: block;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}