@import url('inter.css');

/* ============================================
   Design System CSS Variables
   ============================================ */
:root {
  --primary-color: #FF4D20;
  --accent-color: #FF1E56;
  --primary-light: #FFF0EC;
  --primary-mid: #FFDBD0;
  --background-color: #F8F9FC;
  --card-background: #FFFFFF;
  --text-primary: #1E2229;
  --text-secondary: #6C757D;
  --border-color: #E9ECEF;
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --shadow-sm: 0 2px 8px rgba(30,34,41,0.06);
  --shadow-md: 0 4px 20px rgba(30,34,41,0.10);
  --shadow-lg: 0 8px 40px rgba(30,34,41,0.12);
  --radius: 12px;
  --radius-sm: 6px;
}

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

body {
  font-family: var(--font-family);
  background-color: var(--background-color);
  color: var(--text-primary);
  line-height: 1.65;
  letter-spacing: 0.03em;
  -webkit-font-smoothing: antialiased;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.25s ease;
}

/* ============================================
   Header / Navigation
   ============================================ */
#main-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: default;
}

.logo-icon {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  color: white;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 18px;
  flex-shrink: 0;
}

.logo-text {
  font-weight: 700;
  font-size: 17px;
  color: var(--text-primary);
  line-height: 1.2;
}

.logo-sub {
  display: block;
  font-size: 11px;
  font-weight: 400;
  color: var(--text-secondary);
  letter-spacing: 0.06em;
}

/* Nav */
#main-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

#main-nav a {
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  transition: color 0.25s ease, background 0.25s ease;
}

#main-nav a::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  border-radius: 2px;
  transform: translateX(-50%);
  transition: width 0.3s ease;
}

#main-nav a:hover {
  color: var(--primary-color);
  background: var(--primary-light);
}

#main-nav a:hover::after,
#main-nav a.active::after {
  width: 24px;
}

#main-nav a.active {
  color: var(--primary-color);
  font-weight: 600;
}

/* ============================================
   Shared Layout Utilities
   ============================================ */
.section-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-tag {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary-color);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 5px 14px;
  border-radius: 20px;
  margin-bottom: 16px;
}

.section-tag.light {
  background: rgba(255,77,32,0.12);
  color: #FF4D20;
}

.section-header h2 {
  font-size: 36px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.section-header p {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* ============================================
   Hero Section (index.html)
   ============================================ */
.hero-split {
  min-height: calc(100vh - 70px);
  display: flex;
  align-items: center;
  padding: 80px 40px;
  max-width: 1200px;
  margin: 0 auto;
  gap: 60px;
}

.hero-content {
  flex: 1;
  min-width: 0;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-light);
  color: var(--primary-color);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 20px;
  margin-bottom: 24px;
  letter-spacing: 0.06em;
}

.hero-content h1 {
  font-size: 52px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
  letter-spacing: -0.025em;
  margin-bottom: 20px;
}

.hero-desc {
  font-size: 17px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 40px;
  max-width: 480px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 40px;
  padding: 20px 28px;
  background: var(--card-background);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  width: fit-content;
  box-shadow: var(--shadow-sm);
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.stat-num {
  font-size: 28px;
  font-weight: 700;
  color: var(--primary-color);
  line-height: 1;
}

.stat-label {
  font-size: 12px;
  color: var(--text-secondary);
  font-weight: 500;
}

.stat-divider {
  width: 1px;
  height: 36px;
  background: var(--border-color);
}

.hero-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary-color);
  font-size: 15px;
  font-weight: 600;
  padding: 10px 0;
  border-bottom: 2px solid transparent;
  transition: border-color 0.25s, gap 0.25s;
}

.hero-link:hover {
  border-color: var(--primary-color);
  gap: 14px;
}

.hero-link .arrow {
  font-size: 18px;
  transition: transform 0.25s;
}

.hero-link:hover .arrow {
  transform: translateX(4px);
}

.hero-image {
  flex: 1;
  min-width: 0;
  display: flex;
  justify-content: center;
  align-items: center;
}

.image-wrapper {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 24px;
  transform: scale(1);
  transition: transform 0.6s ease;
}

.image-wrapper:hover img {
  transform: scale(1.02);
}

.image-glow {
  position: absolute;
  top: -20px;
  right: -20px;
  width: 160px;
  height: 160px;
  background: radial-gradient(circle, rgba(255,77,32,0.25) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  z-index: -1;
}

/* ============================================
   Features Section (index.html)
   ============================================ */
.features-section {
  padding: 100px 0;
  background: var(--card-background);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.feature-card {
  padding: 40px 32px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  background: var(--background-color);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-mid);
}

.feature-icon-wrap {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  transition: transform 0.3s ease;
}

.feature-card:hover .feature-icon-wrap {
  transform: rotate(-5deg) scale(1.08);
}

.feature-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.feature-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* ============================================
   Scenarios Section (index.html)
   ============================================ */
.scenarios-section {
  padding: 100px 0;
}

.scenarios-grid {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.scenario-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 30px 24px;
  background: var(--card-background);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  min-width: 160px;
  cursor: default;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.scenario-item:hover {
  transform: translateY(-6px);
  border-color: var(--primary-color);
  box-shadow: 0 8px 24px rgba(255, 77, 32, 0.12);
}

.scenario-emoji {
  font-size: 40px;
  line-height: 1;
}

.scenario-item span {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.scenarios-cta {
  text-align: center;
}

.outline-btn {
  display: inline-block;
  padding: 12px 32px;
  border: 2px solid var(--primary-color);
  color: var(--primary-color);
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: background 0.25s, color 0.25s;
}

.outline-btn:hover {
  background: var(--primary-color);
  color: white;
}

/* ============================================
   About Page Styles
   ============================================ */
.page-hero {
  padding: 80px 0 60px;
  text-align: center;
  background: linear-gradient(180deg, var(--card-background) 0%, var(--background-color) 100%);
  border-bottom: 1px solid var(--border-color);
}

.page-hero h1 {
  font-size: 42px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.page-hero p {
  font-size: 17px;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto;
}

/* About intro split */
.about-intro {
  padding: 100px 0;
  background: var(--card-background);
}

.about-split {
  display: flex;
  gap: 80px;
  align-items: flex-start;
}

.about-text {
  flex: 1;
  min-width: 0;
}

.about-text h2 {
  font-size: 30px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 28px;
  letter-spacing: -0.02em;
}

.about-body p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.9;
  margin-bottom: 18px;
  text-align: justify;
}

.about-body p:last-child {
  margin-bottom: 0;
}

.about-image {
  flex: 0 0 440px;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.about-image img {
  width: 100%;
  border-radius: 20px;
  transition: transform 0.6s ease;
}

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

/* Mission Section */
.mission-section {
  padding: 100px 0;
  background: linear-gradient(135deg, #1E2229 0%, #2D3340 100%);
}

.mission-header {
  text-align: center;
  margin-bottom: 60px;
}

.mission-header h2 {
  font-size: 36px;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.mission-header p {
  font-size: 16px;
  color: rgba(255,255,255,0.55);
  max-width: 560px;
  margin: 0 auto;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.metric-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 36px 28px;
  text-align: center;
  transition: background 0.3s ease, transform 0.3s ease;
}

.metric-card:hover {
  background: rgba(255,77,32,0.12);
  border-color: rgba(255,77,32,0.3);
  transform: translateY(-4px);
}

.metric-icon {
  display: flex;
  justify-content: center;
  margin-bottom: 16px;
}

.metric-num {
  font-size: 40px;
  font-weight: 700;
  color: var(--primary-color);
  line-height: 1;
  margin-bottom: 10px;
}

.metric-num span {
  font-size: 28px;
}

.metric-label {
  font-size: 15px;
  font-weight: 600;
  color: #FFFFFF;
  margin-bottom: 8px;
}

.metric-desc {
  font-size: 12px;
  color: rgba(255,255,255,0.5);
  line-height: 1.5;
}

/* Contact Section */
.contact-section {
  padding: 100px 0;
  background: var(--card-background);
}

.contact-split {
  display: flex;
  gap: 80px;
  align-items: center;
}

.contact-info-block {
  flex: 1;
  min-width: 0;
}

.contact-info-block h2 {
  font-size: 30px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.contact-intro {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 36px;
}

.contact-cards {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 24px 24px;
  background: var(--background-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color 0.3s, box-shadow 0.3s, transform 0.3s;
}

.contact-card:hover {
  border-color: var(--primary-color);
  box-shadow: 0 4px 16px rgba(255,77,32,0.10);
  transform: translateX(4px);
}

.contact-card-icon {
  font-size: 28px;
  flex-shrink: 0;
  line-height: 1;
  margin-top: 2px;
}

.contact-card-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.contact-card-value {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.5;
}

.contact-card-hint {
  font-size: 12px;
  color: var(--primary-color);
  margin-top: 4px;
  opacity: 0.8;
}

.contact-image {
  flex: 0 0 440px;
  text-align: center;
}

.contact-image img {
  width: 100%;
  border-radius: 20px;
  box-shadow: var(--shadow-lg);
  margin-bottom: 16px;
}

.contact-image-caption {
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
  letter-spacing: 0.12em;
}

/* ============================================
   Business Page Styles
   ============================================ */
.business-header {
  text-align: center;
  padding: 80px 20px 60px;
}

.business-header h1 {
  font-size: 40px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 15px;
  letter-spacing: -0.02em;
}

.business-header p {
  color: var(--text-secondary);
  font-size: 17px;
}

.welfare-categories {
  max-width: 1200px;
  margin: 0 auto 100px;
  padding: 0 40px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.category-card {
  background-color: var(--card-background);
  border: 1px solid var(--border-color);
  padding: 40px 32px;
  border-radius: var(--radius);
  transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1), border-color 0.3s, box-shadow 0.3s;
}

.category-card:hover {
  transform: translateY(-8px);
  border-color: var(--primary-color);
  box-shadow: 0 12px 40px rgba(255, 77, 32, 0.12);
}

.card-icon {
  font-size: 36px;
  margin-bottom: 20px;
}

.category-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.category-card p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.8;
}

/* ============================================
   Footer
   ============================================ */
.site-footer {
  background: var(--text-primary);
  color: rgba(255,255,255,0.75);
  padding-top: 60px;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px 48px;
  display: grid;
  grid-template-columns: 1fr 1fr 1.5fr;
  gap: 48px;
}

.footer-brand .logo {
  margin-bottom: 12px;
}

.footer-brand .logo-text,
.footer-brand .logo-icon {
  color: white;
}

.footer-brand p {
  font-size: 13px;
  color: rgba(255,255,255,0.45);
  margin-top: 8px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-top: 4px;
}

.footer-links a {
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  transition: color 0.2s;
}

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

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-top: 4px;
}

.footer-contact p {
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  line-height: 1.6;
}

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 40px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.footer-bottom p {
  font-size: 12px;
  color: rgba(255,255,255,0.35);
  text-align: center;
}

/* ============================================
   Responsive Media Queries
   ============================================ */
@media (max-width: 1024px) {
  .hero-split {
    flex-direction: column;
    min-height: auto;
    padding: 60px 40px;
    gap: 40px;
  }

  .hero-content h1 {
    font-size: 40px;
  }

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

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

  .about-split,
  .contact-split {
    flex-direction: column;
  }

  .about-image,
  .contact-image {
    flex: unset;
    width: 100%;
  }

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

@media (max-width: 768px) {
  .header-inner {
    padding: 0 20px;
  }

  .section-inner {
    padding: 0 20px;
  }

  .hero-split {
    padding: 40px 20px;
  }

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

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

  .stat-divider {
    display: none;
  }

  .features-section,
  .scenarios-section,
  .about-intro,
  .mission-section,
  .contact-section {
    padding: 60px 0;
  }

  .page-hero {
    padding: 50px 20px 40px;
  }

  .page-hero h1 {
    font-size: 28px;
  }

  .section-header h2 {
    font-size: 26px;
  }

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

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .scenarios-grid {
    gap: 12px;
  }

  .scenario-item {
    min-width: 120px;
    padding: 20px 16px;
  }
}

/* ============================================
   Business Page — biz-hero
   ============================================ */
.biz-hero {
  padding: 80px 0 60px;
  background: linear-gradient(180deg, #FFFFFF 0%, var(--background-color) 100%);
}

.biz-hero-inner {
  display: flex;
  align-items: center;
  gap: 60px;
}

.biz-hero-text {
  flex: 1;
  min-width: 0;
}

.biz-hero-text h1 {
  font-size: 46px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
  letter-spacing: -0.025em;
  margin: 16px 0 20px;
}

.biz-hero-text > p {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 36px;
  max-width: 460px;
}

.biz-highlights {
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 20px 28px;
  background: var(--card-background);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  width: fit-content;
  box-shadow: var(--shadow-sm);
}

.biz-highlight-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.biz-hl-num {
  font-size: 26px;
  font-weight: 700;
  color: var(--primary-color);
  line-height: 1;
}

.biz-hl-label {
  font-size: 12px;
  color: var(--text-secondary);
  font-weight: 500;
  white-space: nowrap;
}

.biz-highlight-sep {
  width: 1px;
  height: 32px;
  background: var(--border-color);
}

.biz-hero-image {
  flex: 1;
  min-width: 0;
}

/* ============================================
   Business Page — biz-process (flow)
   ============================================ */
.biz-process-section {
  padding: 100px 0;
  background: var(--card-background);
}

.biz-process-layout {
  display: flex;
  align-items: center;
  gap: 80px;
}

.biz-process-steps {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.biz-step {
  display: flex;
  gap: 24px;
  align-items: flex-start;
}

.biz-step-num {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  color: white;
  font-size: 16px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 0.05em;
  box-shadow: 0 4px 16px rgba(255, 77, 32, 0.25);
}

.biz-step-body {
  padding-top: 6px;
}

.biz-step-body h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.biz-step-body p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
}

.biz-step-connector {
  width: 2px;
  height: 36px;
  background: linear-gradient(180deg, var(--primary-color) 0%, rgba(255,77,32,0.1) 100%);
  margin: 12px 0 12px 25px;
  border-radius: 2px;
}

.biz-process-image {
  flex: 0 0 420px;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.biz-process-image img {
  width: 100%;
  display: block;
  transition: transform 0.6s ease;
}

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

/* ============================================
   Business Page — biz-categories
   ============================================ */
.biz-categories-section {
  padding: 100px 0;
}

.biz-cat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto auto;
  gap: 24px;
}

/* 前两张卡片横跨 1.5 列，各自占1.5列 */
.biz-cat-large {
  grid-column: span 1;
}

/* 后三张小卡 */
.biz-cat-small {
  grid-column: span 1;
}

/* 总体布局：大+大占两行两列，小三张一行三列 */
.biz-cat-grid {
  grid-template-columns: 1fr 1fr 1fr;
  grid-template-rows: auto auto;
}

.biz-cat-card:nth-child(1) { grid-column: 1 / 3; }  /* 大卡1：占2列 */
.biz-cat-card:nth-child(2) { grid-column: 3 / 4; }  /* 大卡2：占1列 */
.biz-cat-card:nth-child(3) { grid-column: 1 / 2; }  /* 小卡3 */
.biz-cat-card:nth-child(4) { grid-column: 2 / 3; }  /* 小卡4 */
.biz-cat-card:nth-child(5) { grid-column: 3 / 4; }  /* 小卡5 */

.biz-cat-card {
  position: relative;
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  cursor: default;
}

.biz-cat-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-mid);
}

.biz-cat-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  transition: opacity 0.3s ease;
}

.biz-cat-card:hover .biz-cat-bg {
  opacity: 0.85;
}

.biz-cat-content {
  position: relative;
  z-index: 1;
  padding: 40px 36px;
  display: flex;
  gap: 28px;
  align-items: flex-start;
}

.biz-cat-content-sm {
  padding: 32px 28px;
  flex-direction: column;
  gap: 16px;
}

.biz-cat-emoji {
  font-size: 48px;
  line-height: 1;
  flex-shrink: 0;
}

.biz-cat-content-sm .biz-cat-emoji {
  font-size: 40px;
}

.biz-cat-content h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.biz-cat-content p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
}

.biz-cat-tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.biz-cat-tags li {
  font-size: 12px;
  font-weight: 600;
  color: var(--primary-color);
  background: rgba(255, 77, 32, 0.1);
  padding: 4px 12px;
  border-radius: 20px;
  border: 1px solid rgba(255, 77, 32, 0.2);
  transition: background 0.2s, color 0.2s;
}

.biz-cat-card:hover .biz-cat-tags li {
  background: rgba(255, 77, 32, 0.18);
}

/* ============================================
   Business Page — biz-cta (bottom banner)
   ============================================ */
.biz-cta-section {
  padding: 80px 0;
  background: linear-gradient(135deg, #1E2229 0%, #2D3340 100%);
}

.biz-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.biz-cta-inner h2 {
  font-size: 28px;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.biz-cta-inner p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.55);
}

.biz-contact-btn {
  flex-shrink: 0;
  display: inline-block;
  padding: 16px 40px;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  color: white;
  font-size: 16px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  box-shadow: 0 4px 20px rgba(255, 77, 32, 0.35);
  transition: transform 0.25s, box-shadow 0.25s;
}

.biz-contact-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(255, 77, 32, 0.45);
  color: white;
}

/* ============================================
   Business Page — Responsive
   ============================================ */
@media (max-width: 1024px) {
  .biz-hero-inner,
  .biz-process-layout {
    flex-direction: column;
  }

  .biz-hero-image,
  .biz-process-image {
    flex: unset;
    width: 100%;
    max-width: 480px;
    margin: 0 auto;
  }

  .biz-cat-card:nth-child(1) { grid-column: 1 / -1; }
  .biz-cat-card:nth-child(2) { grid-column: 1 / -1; }
  .biz-cat-card:nth-child(3),
  .biz-cat-card:nth-child(4),
  .biz-cat-card:nth-child(5) { grid-column: span 1; }

  .biz-cta-inner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 768px) {
  .biz-hero-text h1 {
    font-size: 32px;
  }

  .biz-highlights {
    flex-wrap: wrap;
    gap: 16px;
  }

  .biz-highlight-sep {
    display: none;
  }

  .biz-cat-grid {
    grid-template-columns: 1fr;
  }

  .biz-cat-card:nth-child(1),
  .biz-cat-card:nth-child(2),
  .biz-cat-card:nth-child(3),
  .biz-cat-card:nth-child(4),
  .biz-cat-card:nth-child(5) {
    grid-column: 1 / -1;
  }

  .biz-cat-content {
    flex-direction: column;
    gap: 16px;
    padding: 28px 24px;
  }

  .biz-cta-inner h2 {
    font-size: 22px;
  }
}