/* ========================================
   TumenBazar Portal Styles
   广州万巴扎信息技术有限公司 - 企业官网样式
   ======================================== */

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

:root {
  /* Brand Colors */
  --color-brand-yellow: #FFD700;
  --color-brand-yellow-deep: #FFB800;
  --color-brand-black: #111111;
  --color-brand-gray: #333333;

  /* Background Colors */
  --color-bg-primary: #FFFFFF;
  --color-bg-secondary: #F2F2F7;
  --color-bg-tertiary: #F7F9FC;
  --color-bg-alt: #F8FAFE;

  /* Text Colors */
  --color-text-primary: #1C1C1E;
  --color-text-secondary: #636366;
  --color-text-tertiary: #8E8E93;
  --color-text-muted: #C7C7CC;

  /* Border & Shadow */
  --color-border: rgba(0, 0, 0, 0.06);
  --color-border-light: rgba(0, 0, 0, 0.04);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.08);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.1);

  /* Layout */
  --container-max-width: 1200px;
  --container-padding: 24px;
  --header-height: 72px;
  --header-height-mobile: 64px;
  --section-padding: 100px;
  --section-padding-mobile: 60px;

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
  list-style: none;
}

/* Container */
.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* ========================================
   Header & Navigation
   ======================================== */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border-light);
  transition: all var(--transition-base);
}

.header.scrolled {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-sm);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.logo-text {
  font-size: 22px;
  font-weight: 900;
  letter-spacing: -0.5px;
  color: var(--color-brand-black);
}

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

.nav-link {
  padding: 10px 16px;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text-secondary);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.nav-link:hover {
  color: var(--color-text-primary);
  background: var(--color-bg-secondary);
}

.nav-link.active {
  color: var(--color-brand-black);
  background: var(--color-bg-secondary);
  font-weight: 600;
}

/* Mobile Menu Button */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
}

.mobile-menu-btn span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-text-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.mobile-menu-btn.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

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

.mobile-menu-btn.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: var(--header-height-mobile);
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 999;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-base);
}

.mobile-menu.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mobile-nav-link {
  padding: 16px 20px;
  font-size: 17px;
  font-weight: 500;
  color: var(--color-text-secondary);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.mobile-nav-link:hover {
  background: var(--color-bg-secondary);
  color: var(--color-text-primary);
}

.mobile-nav-link.active {
  color: var(--color-brand-black);
  background: var(--color-bg-secondary);
  font-weight: 600;
}

/* ========================================
   Hero Section
   ======================================== */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-height);
  overflow: hidden;
  background: linear-gradient(180deg, var(--color-bg-alt) 0%, var(--color-bg-primary) 100%);
}

.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: 10%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255, 215, 0, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  filter: blur(60px);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
  padding: 60px 0;
}

.hero-tag {
  display: inline-block;
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-brand-yellow-deep);
  background: rgba(255, 184, 0, 0.1);
  border-radius: var(--radius-full);
  margin-bottom: 24px;
}

.hero-title {
  margin-bottom: 24px;
}

.hero-title-main {
  display: block;
  font-size: 56px;
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -1px;
  color: var(--color-brand-black);
  margin-bottom: 8px;
}

.hero-title-sub {
  display: block;
  font-size: 48px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text-secondary);
}

.hero-desc {
  font-size: 18px;
  line-height: 1.8;
  color: var(--color-text-secondary);
  margin-bottom: 40px;
}

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

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--color-text-tertiary);
  animation: bounce 2s infinite;
}

.hero-scroll-text {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 1px;
}

.hero-scroll-icon {
  width: 24px;
  height: 24px;
  border: 2px solid currentColor;
  border-radius: 50%;
  position: relative;
}

.hero-scroll-icon::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 4px;
  height: 4px;
  background: currentColor;
  border-radius: 50%;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
  40% { transform: translateX(-50%) translateY(-10px); }
  60% { transform: translateX(-50%) translateY(-5px); }
}

/* ========================================
   Buttons
   ======================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-primary {
  background: var(--color-brand-black);
  color: var(--color-brand-yellow);
}

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

.btn-secondary {
  background: var(--color-bg-secondary);
  color: var(--color-text-primary);
}

.btn-secondary:hover {
  background: var(--color-bg-tertiary);
}

.btn-large {
  padding: 16px 32px;
  font-size: 16px;
}

/* ========================================
   Section Styles
   ======================================== */

.section {
  padding: var(--section-padding) 0;
}

.section-alt {
  background: var(--color-bg-alt);
}

.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 60px;
}

.section-kicker {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--color-brand-yellow-deep);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-title {
  font-size: 36px;
  font-weight: 800;
  line-height: 1.3;
  color: var(--color-brand-black);
}

/* ========================================
   Values Section
   ======================================== */

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

.value-card {
  padding: 32px 24px;
  background: var(--color-bg-primary);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.value-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.value-icon {
  width: 56px;
  height: 56px;
  color: var(--color-brand-yellow-deep);
  margin-bottom: 20px;
}

.value-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-brand-black);
  margin-bottom: 12px;
}

.value-desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

/* ========================================
   Business Section
   ======================================== */

.business-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.business-card {
  position: relative;
  padding: 40px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  min-height: 480px;
  display: flex;
  flex-direction: column;
}

.business-card-retail {
  background: linear-gradient(135deg, #f8f9fc 0%, #f0f3f8 100%);
}

.business-card-wholesale {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  color: white;
}

.business-card-content {
  position: relative;
  z-index: 1;
}

.business-tag {
  display: inline-block;
  padding: 6px 14px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  background: rgba(255, 255, 255, 0.9);
  color: var(--color-brand-black);
  border-radius: var(--radius-full);
  margin-bottom: 20px;
}

.business-card-wholesale .business-tag {
  background: var(--color-brand-yellow);
  color: var(--color-brand-black);
}

.business-title {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 16px;
}

.business-desc {
  font-size: 15px;
  line-height: 1.8;
  opacity: 0.8;
  margin-bottom: 32px;
  max-width: 400px;
}

.business-features {
  list-style: none;
  margin-bottom: 32px;
}

.business-features li {
  position: relative;
  padding-left: 24px;
  font-size: 14px;
  margin-bottom: 12px;
}

.business-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  background: var(--color-brand-yellow);
  border-radius: 50%;
}

.business-card-wholesale .business-features li::before {
  background: var(--color-brand-yellow);
}

.business-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-brand-black);
  margin-top: auto;
}

.business-card-wholesale .business-link {
  color: var(--color-brand-yellow);
}

.business-link svg {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-fast);
}

.business-link:hover svg {
  transform: translateX(4px);
}

/* ========================================
   Process Section
   ======================================== */

.process-steps {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.process-step {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 24px 32px;
  background: var(--color-bg-primary);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  min-width: 280px;
}

.step-number {
  font-size: 32px;
  font-weight: 900;
  color: var(--color-brand-yellow);
  line-height: 1;
}

.step-content {
  flex: 1;
}

.step-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-brand-black);
  margin-bottom: 8px;
}

.step-desc {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.process-arrow {
  width: 24px;
  height: 24px;
  color: var(--color-text-muted);
}

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

.process-cta-text {
  font-size: 16px;
  color: var(--color-text-secondary);
  margin-bottom: 20px;
}

/* ========================================
   Contact Section
   ======================================== */

.section-contact {
  padding: 60px 0 var(--section-padding);
}

.contact-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: linear-gradient(135deg, var(--color-brand-black) 0%, #2a2a3e 100%);
  border-radius: var(--radius-xl);
  overflow: hidden;
  color: white;
}

.contact-content {
  padding: 60px;
}

.contact-kicker {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--color-brand-yellow);
  margin-bottom: 16px;
}

.contact-title {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 16px;
}

.contact-desc {
  font-size: 16px;
  line-height: 1.7;
  opacity: 0.8;
  margin-bottom: 32px;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 32px;
}

.contact-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.contact-label {
  font-size: 13px;
  opacity: 0.6;
}

.contact-value {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-brand-yellow);
}

.contact-visual {
  position: relative;
  background: linear-gradient(135deg, rgba(255, 215, 0, 0.1) 0%, transparent 50%);
}

.contact-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(255, 215, 0, 0.2) 0%, transparent 70%);
  border-radius: 50%;
  filter: blur(40px);
}

/* ========================================
   Footer
   ======================================== */

.footer {
  background: var(--color-brand-black);
  color: white;
  padding: 80px 0 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
  margin-bottom: 60px;
}

.footer-logo {
  display: block;
  font-size: 24px;
  font-weight: 900;
  letter-spacing: -0.5px;
  margin-bottom: 12px;
}

.footer-slogan {
  font-size: 14px;
  opacity: 0.6;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.footer-column-title {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 20px;
  opacity: 0.9;
}

.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-nav a {
  font-size: 14px;
  opacity: 0.6;
  transition: opacity var(--transition-fast);
}

.footer-nav a:hover {
  opacity: 1;
}

.footer-contact {
  font-size: 14px;
  opacity: 0.6;
  line-height: 1.8;
}

.footer-bottom {
  padding-top: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-legal {
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-align: center;
}

.footer-copyright {
  font-size: 13px;
  opacity: 0.6;
}

.footer-icp {
  font-size: 13px;
}

.footer-icp a {
  opacity: 0.6;
  transition: opacity var(--transition-fast);
}

.footer-icp a:hover {
  opacity: 1;
}

/* ========================================
   Page Hero (Subpages)
   ======================================== */

.page-hero {
  padding: calc(var(--header-height) + 60px) 0 60px;
  background: linear-gradient(180deg, var(--color-bg-alt) 0%, var(--color-bg-primary) 100%);
  text-align: center;
}

.page-hero-content {
  max-width: 600px;
  margin: 0 auto;
}

.page-hero-kicker {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--color-brand-yellow-deep);
  margin-bottom: 16px;
}

.page-hero-title {
  font-size: 42px;
  font-weight: 900;
  color: var(--color-brand-black);
  margin-bottom: 16px;
}

.page-hero-desc {
  font-size: 17px;
  color: var(--color-text-secondary);
}

/* ========================================
   About Page Styles
   ======================================== */

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.about-content .section-kicker {
  margin-bottom: 16px;
}

.about-content .section-title {
  text-align: left;
  margin-bottom: 24px;
}

.about-text {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.about-text p {
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-text-secondary);
}

.about-visual {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.about-card {
  padding: 32px;
  background: var(--color-bg-primary);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.about-card-icon {
  width: 64px;
  height: 64px;
  color: var(--color-brand-yellow-deep);
  margin-bottom: 20px;
}

.about-card-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-brand-black);
  margin-bottom: 8px;
}

.about-card-desc {
  font-size: 14px;
  color: var(--color-text-secondary);
}

/* Brand Section */
.brand-section {
  max-width: 800px;
  margin: 0 auto;
}

.brand-header {
  text-align: center;
  margin-bottom: 48px;
}

.brand-header .section-title {
  margin-top: 16px;
}

.brand-content {
  text-align: center;
}

.brand-name-block {
  margin-bottom: 40px;
}

.brand-name-main {
  font-size: 48px;
  font-weight: 900;
  letter-spacing: 2px;
  color: var(--color-brand-black);
}

.brand-name-cn {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-text-secondary);
  margin-top: 8px;
}

.brand-meaning {
  display: flex;
  justify-content: center;
  gap: 60px;
  margin-bottom: 48px;
  padding: 32px;
  background: var(--color-bg-primary);
  border-radius: var(--radius-lg);
}

.meaning-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.meaning-term {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-brand-black);
}

.meaning-desc {
  font-size: 14px;
  color: var(--color-text-secondary);
  max-width: 200px;
}

.brand-slogan-block {
  padding: 48px;
  background: linear-gradient(135deg, var(--color-brand-black) 0%, #2a2a3e 100%);
  border-radius: var(--radius-xl);
  color: white;
}

.brand-slogan-label {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--color-brand-yellow);
  margin-bottom: 16px;
}

.brand-slogan-text {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 16px;
}

.brand-slogan-desc {
  font-size: 15px;
  line-height: 1.8;
  opacity: 0.8;
}

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

.mission-card {
  padding: 32px;
  background: var(--color-bg-primary);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.mission-number {
  font-size: 14px;
  font-weight: 800;
  color: var(--color-brand-yellow);
  margin-bottom: 16px;
}

.mission-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-brand-black);
  margin-bottom: 12px;
}

.mission-desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

/* Principles */
.principles-list {
  max-width: 800px;
  margin: 0 auto;
}

.principle-item {
  display: flex;
  gap: 24px;
  padding: 32px;
  background: var(--color-bg-primary);
  border-radius: var(--radius-lg);
  margin-bottom: 16px;
}

.principle-icon {
  width: 48px;
  height: 48px;
  color: var(--color-brand-yellow-deep);
  flex-shrink: 0;
}

.principle-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-brand-black);
  margin-bottom: 8px;
}

.principle-desc {
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

/* Positioning */
.positioning-content {
  max-width: 900px;
  margin: 0 auto;
}

.positioning-statement {
  text-align: center;
  margin-bottom: 48px;
}

.positioning-main {
  font-size: 24px;
  line-height: 1.6;
  color: var(--color-text-primary);
  margin-bottom: 16px;
}

.positioning-main strong {
  color: var(--color-brand-black);
}

.positioning-sub {
  font-size: 16px;
  color: var(--color-text-secondary);
}

.positioning-areas {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  padding: 40px;
  background: var(--color-bg-primary);
  border-radius: var(--radius-xl);
}

.position-area {
  text-align: center;
  padding: 24px 32px;
  background: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  min-width: 160px;
}

.area-label {
  display: block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  margin-bottom: 8px;
}

.area-value {
  display: block;
  font-size: 16px;
  font-weight: 700;
  color: var(--color-brand-black);
}

.position-arrow {
  width: 32px;
  height: 32px;
  color: var(--color-brand-yellow);
}

/* Vision Section */
.section-vision {
  background: linear-gradient(135deg, var(--color-brand-black) 0%, #2a2a3e 100%);
  color: white;
  text-align: center;
}

.vision-content {
  max-width: 700px;
  margin: 0 auto;
}

.vision-kicker {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--color-brand-yellow);
  margin-bottom: 24px;
}

.vision-title {
  font-size: 32px;
  font-weight: 800;
  line-height: 1.4;
  margin-bottom: 24px;
}

.vision-desc {
  font-size: 16px;
  line-height: 1.8;
  opacity: 0.8;
  margin-bottom: 32px;
}

.vision-values {
  display: flex;
  justify-content: center;
  gap: 24px;
}

.vision-value {
  padding: 12px 24px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 600;
}

/* ========================================
   Business Page Styles
   ======================================== */

.section-business-overview {
  padding: 40px 0;
  background: var(--color-bg-alt);
}

.business-tabs {
  display: flex;
  justify-content: center;
  gap: 16px;
}

.business-tab {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 28px;
  background: var(--color-bg-primary);
  border-radius: var(--radius-full);
  border: 2px solid transparent;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.business-tab:hover {
  border-color: var(--color-border);
  color: var(--color-text-primary);
}

.business-tab .tab-icon {
  width: 24px;
  height: 24px;
}

.service-detail {
  max-width: 900px;
  margin: 0 auto;
}

.service-header {
  text-align: center;
  margin-bottom: 48px;
}

.service-badge {
  display: inline-block;
  padding: 6px 14px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  background: var(--color-brand-yellow);
  color: var(--color-brand-black);
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}

.service-badge-dark {
  background: var(--color-brand-black);
  color: var(--color-brand-yellow);
}

.service-title {
  font-size: 36px;
  font-weight: 800;
  color: var(--color-brand-black);
  margin-bottom: 12px;
}

.service-subtitle {
  font-size: 17px;
  color: var(--color-text-secondary);
}

.service-intro {
  text-align: center;
  margin-bottom: 48px;
}

.service-intro p {
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-text-secondary);
  margin-bottom: 16px;
}

.service-intro p:last-child {
  margin-bottom: 0;
}

.service-features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

.service-feature {
  text-align: center;
  padding: 32px 24px;
  background: var(--color-bg-primary);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.feature-icon {
  width: 56px;
  height: 56px;
  color: var(--color-brand-yellow-deep);
  margin: 0 auto 20px;
}

.feature-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-brand-black);
  margin-bottom: 12px;
}

.feature-desc {
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-text-secondary);
}

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

.service-cta-text {
  font-size: 16px;
  color: var(--color-text-secondary);
  margin-bottom: 20px;
}

.wholesale-highlights {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

.highlight-card {
  padding: 32px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
  text-align: center;
  color: white;
}

.highlight-number {
  font-size: 36px;
  font-weight: 900;
  color: var(--color-brand-yellow);
  margin-bottom: 8px;
}

.highlight-label {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 12px;
}

.highlight-desc {
  font-size: 14px;
  line-height: 1.6;
  opacity: 0.8;
}

.wholesale-features {
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin-bottom: 32px;
}

.wholesale-features-title {
  font-size: 18px;
  font-weight: 700;
  color: white;
  margin-bottom: 24px;
  text-align: center;
}

.wholesale-features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.wholesale-feature-item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: white;
}

.wholesale-feature-check {
  width: 24px;
  height: 24px;
  color: var(--color-brand-yellow);
}

.wholesale-feature-text {
  font-size: 14px;
  opacity: 0.9;
}

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

.client-card {
  padding: 32px;
  background: var(--color-bg-primary);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  text-align: center;
  transition: all var(--transition-base);
}

.client-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.client-icon {
  width: 64px;
  height: 64px;
  color: var(--color-brand-yellow-deep);
  margin: 0 auto 20px;
}

.client-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-brand-black);
  margin-bottom: 12px;
}

.client-desc {
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-text-secondary);
}

.apply-content {
  max-width: 800px;
  margin: 0 auto;
}

.apply-intro {
  text-align: center;
  margin-bottom: 48px;
}

.apply-intro p {
  font-size: 17px;
  line-height: 1.8;
  color: var(--color-text-secondary);
}

.apply-steps {
  margin-bottom: 48px;
}

.apply-step {
  display: flex;
  gap: 24px;
  padding: 32px;
  background: var(--color-bg-primary);
  border-radius: var(--radius-lg);
  margin-bottom: 16px;
}

.apply-step-number {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-brand-yellow);
  color: var(--color-brand-black);
  font-size: 20px;
  font-weight: 900;
  border-radius: var(--radius-full);
  flex-shrink: 0;
}

.apply-step-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-brand-black);
  margin-bottom: 8px;
}

.apply-step-desc {
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.apply-notice {
  padding: 32px;
  background: rgba(255, 184, 0, 0.08);
  border-radius: var(--radius-lg);
  margin-bottom: 32px;
}

.notice-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-brand-black);
  margin-bottom: 16px;
}

.notice-list {
  list-style: disc;
  padding-left: 20px;
}

.notice-list li {
  font-size: 14px;
  line-height: 1.8;
  color: var(--color-text-secondary);
  margin-bottom: 8px;
}

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

.apply-cta-text {
  font-size: 16px;
  color: var(--color-text-secondary);
  margin-bottom: 20px;
}

.pricing-content {
  max-width: 600px;
  margin: 0 auto;
}

.pricing-card {
  padding: 40px;
  background: var(--color-bg-primary);
  border-radius: var(--radius-xl);
  border: 2px solid var(--color-brand-yellow);
  text-align: center;
  margin-bottom: 32px;
}

.pricing-header {
  margin-bottom: 32px;
}

.pricing-name {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-brand-black);
  margin-bottom: 16px;
}

.pricing-amount {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 4px;
}

.pricing-currency {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-brand-black);
  margin-top: 8px;
}

.pricing-value {
  font-size: 64px;
  font-weight: 900;
  color: var(--color-brand-black);
  line-height: 1;
}

.pricing-unit {
  font-size: 15px;
  color: var(--color-text-tertiary);
  margin-top: 8px;
}

.pricing-features {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.pricing-feature {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-size: 15px;
  color: var(--color-text-secondary);
}

.pricing-feature-icon {
  width: 20px;
  height: 20px;
  color: var(--color-brand-yellow);
}

.pricing-extras {
  padding: 24px;
  background: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  margin-bottom: 24px;
}

.pricing-extras-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-brand-black);
  margin-bottom: 16px;
  text-align: center;
}

.pricing-extra-item {
  display: flex;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 14px;
}

.pricing-extra-item:last-child {
  border-bottom: none;
}

.extra-name {
  color: var(--color-text-secondary);
}

.extra-price {
  font-weight: 600;
  color: var(--color-brand-black);
}

.pricing-note {
  padding: 20px;
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
}

.pricing-note p {
  font-size: 13px;
  line-height: 1.6;
  color: var(--color-text-tertiary);
}

/* ========================================
   Contact Page Styles
   ======================================== */

.section-contact-main {
  padding-top: 60px;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 40px;
}

.contact-info-card {
  padding: 48px;
  background: var(--color-bg-primary);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
}

.contact-info-header {
  margin-bottom: 40px;
}

.contact-info-kicker {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--color-brand-yellow-deep);
  margin-bottom: 16px;
}

.contact-info-title {
  font-size: 28px;
  font-weight: 800;
  color: var(--color-brand-black);
  margin-bottom: 12px;
}

.contact-info-desc {
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-method {
  display: flex;
  gap: 20px;
  padding: 24px;
  background: var(--color-bg-alt);
  border-radius: var(--radius-lg);
}

.contact-method-highlight {
  background: var(--color-brand-black);
  color: white;
}

.method-icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
}

.method-content {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.method-label {
  font-size: 13px;
  font-weight: 600;
  opacity: 0.6;
}

.method-value {
  font-size: 18px;
  font-weight: 700;
}

.method-phone {
  color: var(--color-brand-yellow);
}

.method-note {
  font-size: 13px;
  opacity: 0.5;
}

.contact-service-card {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.service-hours {
  padding: 32px;
  background: linear-gradient(135deg, var(--color-brand-black) 0%, #2a2a3e 100%);
  border-radius: var(--radius-xl);
  color: white;
  text-align: center;
}

.service-hours-icon {
  width: 64px;
  height: 64px;
  color: var(--color-brand-yellow);
  margin: 0 auto 20px;
}

.service-hours-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}

.service-hours-time {
  font-size: 24px;
  font-weight: 800;
  color: var(--color-brand-yellow);
  margin-bottom: 8px;
}

.service-hours-note {
  font-size: 13px;
  opacity: 0.7;
}

.service-lang {
  padding: 32px;
  background: var(--color-bg-primary);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  text-align: center;
}

.service-lang-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-brand-black);
  margin-bottom: 16px;
}

.service-lang-tags {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 12px;
}

.lang-tag {
  padding: 8px 16px;
  background: var(--color-bg-alt);
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-primary);
}

.service-lang-desc {
  font-size: 13px;
  color: var(--color-text-tertiary);
}

.cooperation-content {
  max-width: 900px;
  margin: 0 auto;
}

.cooperation-intro {
  text-align: center;
  margin-bottom: 48px;
}

.cooperation-intro p {
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-text-secondary);
}

.cooperation-types {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.cooperation-type {
  padding: 32px;
  background: var(--color-bg-primary);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  text-align: center;
  transition: all var(--transition-base);
}

.cooperation-type:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.coop-type-icon {
  width: 56px;
  height: 56px;
  color: var(--color-brand-yellow-deep);
  margin: 0 auto 20px;
}

.coop-type-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-brand-black);
  margin-bottom: 12px;
}

.coop-type-desc {
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-text-secondary);
}

.enterprise-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.enterprise-intro {
  margin-bottom: 40px;
}

.enterprise-intro p {
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-text-secondary);
}

.enterprise-features {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  margin-bottom: 40px;
}

.enterprise-feature {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  background: var(--color-bg-alt);
  border-radius: var(--radius-full);
  font-size: 14px;
  color: var(--color-text-primary);
}

.enterprise-feature-icon {
  width: 18px;
  height: 18px;
  color: var(--color-brand-yellow);
}

.enterprise-cta {
  padding: 40px;
  background: var(--color-brand-black);
  border-radius: var(--radius-xl);
  color: white;
}

.enterprise-cta-text {
  font-size: 16px;
  opacity: 0.8;
  margin-bottom: 20px;
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  padding: 32px;
  background: var(--color-bg-primary);
  border-radius: var(--radius-lg);
  margin-bottom: 16px;
}

.faq-question {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-brand-black);
  margin-bottom: 12px;
}

.faq-answer {
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-text-secondary);
}

.quick-contact-card {
  padding: 60px;
  background: linear-gradient(135deg, var(--color-brand-black) 0%, #2a2a3e 100%);
  border-radius: var(--radius-xl);
  color: white;
  text-align: center;
}

.quick-contact-title {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 16px;
}

.quick-contact-desc {
  font-size: 16px;
  line-height: 1.7;
  opacity: 0.8;
  margin-bottom: 32px;
}

.quick-contact-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
}

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

@media (max-width: 1024px) {
  .values-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .about-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

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

@media (max-width: 768px) {
  :root {
    --section-padding: 60px;
    --container-padding: 20px;
  }

  .nav {
    display: none;
  }

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

  .header-container {
    height: var(--header-height-mobile);
  }

  .hero-title-main {
    font-size: 36px;
  }

  .hero-title-sub {
    font-size: 28px;
  }

  .hero-desc {
    font-size: 16px;
  }

  .hero-content {
    padding: 40px 0;
  }

  .section-title {
    font-size: 28px;
  }

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

  .process-steps {
    flex-direction: column;
  }

  .process-arrow {
    transform: rotate(90deg);
  }

  .contact-card {
    grid-template-columns: 1fr;
  }

  .contact-content {
    padding: 40px 24px;
  }

  .contact-visual {
    display: none;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

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

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

  .brand-meaning {
    flex-direction: column;
    gap: 24px;
  }

  .positioning-areas {
    flex-direction: column;
  }

  .position-arrow {
    transform: rotate(90deg);
  }

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

  .principle-item {
    flex-direction: column;
    gap: 16px;
  }

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

  .wholesale-highlights {
    grid-template-columns: 1fr;
  }

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

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

  .apply-step {
    flex-direction: column;
    gap: 16px;
  }

  .cooperation-types {
    grid-template-columns: 1fr;
  }

  .contact-info-card {
    padding: 24px;
  }

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

  .quick-contact-card {
    padding: 40px 24px;
  }

  .quick-contact-actions {
    flex-direction: column;
  }

  .business-tabs {
    flex-direction: column;
    align-items: center;
  }

  .business-tab {
    width: 100%;
    max-width: 300px;
    justify-content: center;
  }

  .brand-slogan-block {
    padding: 32px 24px;
  }

  .brand-slogan-text {
    font-size: 22px;
  }

  .vision-values {
    flex-direction: column;
    align-items: center;
  }
}

@media (max-width: 480px) {
  .service-features-grid,
  .wholesale-features-grid,
  .clients-grid {
    grid-template-columns: 1fr;
  }

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

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

  .btn {
    width: 100%;
  }

  .pricing-value {
    font-size: 48px;
  }
}

/* Miniprogram Section */
.section-miniprogram {
  background: var(--color-bg-alt);
}

.miniprogram-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.miniprogram-qrcode {
  width: 200px;
  height: 200px;
  padding: 16px;
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.miniprogram-qrcode img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: var(--radius-sm);
}

.miniprogram-desc {
  text-align: center;
}

.miniprogram-desc p {
  font-size: 18px;
  color: var(--color-text-primary);
  margin-bottom: 8px;
}

.miniprogram-note {
  font-size: 14px !important;
  color: var(--color-text-secondary) !important;
}

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