/* ============================================
   中付支付移动POS官网 - CSS样式表
   深茄紫商售风
   ============================================ */

/* ============ CSS Variables ============ */
:root {
  /* 主色 */
  --sum-eggplant: #2A1F3D;
  --sum-eggplant-light: #3A2F4D;
  --multi-purple: #8B5CF6;
  --support-cyan: #06B6D4;
  
  /* 背景色 */
  --bg-page: #F3F0F6;
  --bg-white: #FFFFFF;
  
  /* 文字色 */
  --text-dark: #120E1F;
  --text-body: #334155;
  --text-muted: #64748B;
  
  /* 渐变 */
  --gradient-eggplant: linear-gradient(135deg, #2A1F3D 0%, #3A2F4D 100%);
  --gradient-purple: linear-gradient(135deg, #8B5CF6 0%, #A78BFA 100%);
  --gradient-cyan: linear-gradient(135deg, #06B6D4 0%, #22D3EE 100%);
  
  /* 阴影 */
  --shadow-sm: 0 1px 2px rgba(42, 31, 61, 0.05);
  --shadow-md: 0 4px 6px rgba(42, 31, 61, 0.1);
  --shadow-lg: 0 10px 15px rgba(42, 31, 61, 0.15);
  --shadow-xl: 0 20px 25px rgba(42, 31, 61, 0.2);
  
  /* 圆角 */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  
  /* 过渡 */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* 字体 */
  --font-cn: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-en: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-cn);
  background-color: var(--bg-page);
  color: var(--text-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

ul, ol {
  list-style: none;
}

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* ============ Typography ============ */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.3;
  color: var(--text-dark);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

.text-en {
  font-family: var(--font-en);
}

.text-purple {
  color: var(--multi-purple);
}

.text-cyan {
  color: var(--support-cyan);
}

.text-eggplant {
  color: var(--sum-eggplant);
}

/* ============ Container ============ */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ============ Navigation ============ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--bg-white);
  transition: box-shadow var(--transition-normal);
}

.navbar.scrolled {
  box-shadow: var(--shadow-lg);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--sum-eggplant);
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: var(--gradient-eggplant);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-family: var(--font-en);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: 0.95rem;
  color: var(--text-body);
  transition: color var(--transition-fast);
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--sum-eggplant);
}

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--multi-purple);
  border-radius: 2px;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  background: var(--gradient-purple);
  color: white;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

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

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}

.menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--sum-eggplant);
  border-radius: 2px;
  transition: var(--transition-fast);
}

/* Mobile Navigation */
.mobile-nav {
  display: none;
  position: fixed;
  top: 70px;
  left: 0;
  right: 0;
  background: var(--bg-white);
  padding: 20px;
  box-shadow: var(--shadow-lg);
}

.mobile-nav.active {
  display: block;
}

.mobile-nav a {
  display: block;
  padding: 12px 0;
  color: var(--text-body);
  border-bottom: 1px solid rgba(42, 31, 61, 0.1);
}

.mobile-nav a:last-child {
  border-bottom: none;
}

.mobile-nav .nav-cta {
  width: 100%;
  margin-top: 12px;
}

/* ============ Buttons ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.btn-primary {
  background: var(--gradient-purple);
  color: white;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(139, 92, 246, 0.35);
}

.btn-secondary {
  background: transparent;
  color: white;
  border: 2px solid white;
}

.btn-secondary:hover {
  background: white;
  color: var(--sum-eggplant);
}

.btn-outline {
  background: transparent;
  color: var(--sum-eggplant);
  border: 2px solid var(--sum-eggplant);
}

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

.btn-cyan {
  background: var(--gradient-cyan);
  color: white;
}

.btn-cyan:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(6, 182, 212, 0.35);
}

/* ============ Hero Section ============ */
.hero {
  position: relative;
  padding: 140px 0 100px;
  background: var(--gradient-eggplant);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(139, 92, 246, 0.2);
  border: 1px solid rgba(139, 92, 246, 0.3);
  border-radius: 100px;
  color: white;
  font-size: 0.875rem;
  margin-bottom: 24px;
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  background: var(--support-cyan);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.hero h1 {
  font-size: 3rem;
  color: white;
  margin-bottom: 20px;
  max-width: 700px;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 40px;
  max-width: 600px;
  line-height: 1.7;
}

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

/* Hero Compact (for inner pages) */
.hero-compact {
  padding: 120px 0 60px;
}

.hero-compact h1 {
  font-size: 2.25rem;
}

/* Hero Purple (商紫) */
.hero-purple {
  background: linear-gradient(135deg, #6D28D9 0%, #8B5CF6 50%, #A78BFA 100%);
}

/* Hero Cyan (售青) */
.hero-cyan {
  background: linear-gradient(135deg, #0891B2 0%, #06B6D4 50%, #22D3EE 100%);
}

/* ============ Sections ============ */
.section {
  padding: 80px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 50px;
}

.section-header h2 {
  margin-bottom: 16px;
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

/* ============ Feature Cards ============ */
.feature-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.5rem;
}

.feature-icon.purple {
  background: rgba(139, 92, 246, 0.1);
  color: var(--multi-purple);
}

.feature-icon.cyan {
  background: rgba(6, 182, 212, 0.1);
  color: var(--support-cyan);
}

.feature-icon.eggplant {
  background: rgba(42, 31, 61, 0.1);
  color: var(--sum-eggplant);
}

.feature-card h3 {
  margin-bottom: 12px;
}

.feature-card p {
  color: var(--text-muted);
  line-height: 1.7;
}

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

.stat-item {
  text-align: center;
  padding: 24px;
}

.stat-number {
  font-size: 3rem;
  font-weight: 700;
  font-family: var(--font-en);
  background: var(--gradient-purple);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-number.cyan {
  background: var(--gradient-cyan);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  color: var(--text-muted);
  margin-top: 8px;
}

/* ============ Two Column Layout ============ */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.two-col-reverse {
  direction: rtl;
}

.two-col-reverse > * {
  direction: ltr;
}

.two-col-content h2 {
  margin-bottom: 20px;
}

.two-col-content p {
  color: var(--text-body);
  margin-bottom: 24px;
  line-height: 1.8;
}

.two-col-image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.two-col-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

/* Placeholder image */
.image-placeholder {
  width: 100%;
  height: 400px;
  background: linear-gradient(135deg, var(--sum-eggplant-light) 0%, var(--sum-eggplant) 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: white;
  border-radius: var(--radius-xl);
}

.image-placeholder-icon {
  font-size: 4rem;
  margin-bottom: 16px;
}

.image-placeholder-text {
  font-size: 1.1rem;
  opacity: 0.9;
}

/* ============ Asymmetric Cards ============ */
.asymmetric-cards {
  display: flex;
  gap: 24px;
  align-items: stretch;
}

.asymmetric-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

.asymmetric-card:first-child {
  flex: 1.3;
}

.asymmetric-card:last-child {
  flex: 1;
}

.asymmetric-card .card-number {
  font-size: 4rem;
  font-weight: 700;
  font-family: var(--font-en);
  background: var(--gradient-purple);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 16px;
}

.asymmetric-card h3 {
  margin-bottom: 12px;
  font-size: 1.25rem;
}

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

/* ============ Support Section ============ */
.support-section {
  background: var(--bg-white);
  border-radius: var(--radius-xl);
  padding: 48px;
  box-shadow: var(--shadow-sm);
}

.support-promises {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-bottom: 40px;
}

.promise-item {
  text-align: center;
  padding: 24px;
}

.promise-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 2rem;
}

.promise-icon.cyan {
  background: rgba(6, 182, 212, 0.1);
  color: var(--support-cyan);
}

.promise-icon.purple {
  background: rgba(139, 92, 246, 0.1);
  color: var(--multi-purple);
}

.promise-number {
  font-size: 2.5rem;
  font-weight: 700;
  font-family: var(--font-en);
  color: var(--support-cyan);
  margin-bottom: 8px;
}

.promise-item h4 {
  margin-bottom: 8px;
}

.promise-item p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* ============ Comparison Table ============ */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.comparison-table th,
.comparison-table td {
  padding: 16px 20px;
  text-align: left;
  border-bottom: 1px solid rgba(42, 31, 61, 0.08);
}

.comparison-table th {
  background: var(--sum-eggplant);
  color: white;
  font-weight: 600;
  font-size: 1rem;
}

.comparison-table th:first-child {
  border-radius: var(--radius-lg) 0 0 0;
}

.comparison-table th:last-child {
  border-radius: 0 var(--radius-lg) 0 0;
}

.comparison-table tr:last-child td {
  border-bottom: none;
}

.comparison-table tr:hover td {
  background: rgba(139, 92, 246, 0.03);
}

.comparison-table .highlight {
  background: rgba(139, 92, 246, 0.05);
}

.comparison-table .check {
  color: #10B981;
  font-weight: bold;
  font-size: 1.2rem;
}

.comparison-table .cross {
  color: #EF4444;
  font-weight: bold;
  font-size: 1.2rem;
}

.comparison-table .partial {
  color: #F59E0B;
  font-size: 0.9rem;
}

/* ============ FAQ ============ */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-white);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  cursor: pointer;
  font-weight: 600;
  color: var(--text-dark);
  transition: background var(--transition-fast);
}

.faq-question:hover {
  background: rgba(139, 92, 246, 0.03);
}

.faq-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(139, 92, 246, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-fast);
  flex-shrink: 0;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
  background: var(--multi-purple);
  color: white;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
}

.faq-item.active .faq-answer {
  max-height: 300px;
}

.faq-answer-inner {
  padding: 0 24px 20px;
  color: var(--text-body);
  line-height: 1.7;
}

/* ============ CTA Section ============ */
.cta-section {
  padding: 80px 0;
  background: var(--gradient-eggplant);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

.cta-section h2 {
  color: white;
  margin-bottom: 16px;
}

.cta-section p {
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 32px;
  font-size: 1.1rem;
}

.cta-section .btn-primary {
  background: white;
  color: var(--sum-eggplant);
}

.cta-section .btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

/* ============ Footer ============ */
.footer {
  background: var(--gradient-eggplant);
  color: white;
  padding: 60px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 40px;
}

.footer-brand h3 {
  color: white;
  margin-bottom: 16px;
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.8;
}

.footer-links h4 {
  color: white;
  margin-bottom: 20px;
  font-size: 1rem;
}

.footer-links a {
  display: block;
  color: rgba(255, 255, 255, 0.75);
  padding: 6px 0;
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.875rem;
}

/* ============ Page Header ============ */
.page-header {
  padding: 120px 0 60px;
  text-align: center;
}

.page-header h1 {
  margin-bottom: 16px;
}

.page-header p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

/* ============ Merchants Advantages ============ */
.merchant-advantage {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.merchant-advantage .feature-card {
  position: relative;
}

.merchant-advantage .feature-card:nth-child(1) {
  grid-column: span 1;
}

.merchant-advantage .feature-card:nth-child(2) {
  grid-column: span 1;
}

.merchant-advantage .feature-card:nth-child(3) {
  grid-column: span 1;
}

/* ============ Colored Background Cards ============ */
.colored-card {
  border-radius: var(--radius-lg);
  padding: 40px;
  color: white;
}

.colored-card.eggplant {
  background: var(--gradient-eggplant);
}

.colored-card.purple {
  background: var(--gradient-purple);
}

.colored-card.cyan {
  background: var(--gradient-cyan);
}

.colored-card h3 {
  color: white;
  margin-bottom: 16px;
}

.colored-card p {
  opacity: 0.9;
  line-height: 1.7;
}

/* ============ Support Flow ============ */
.support-flow {
  background: rgba(6, 182, 212, 0.05);
  border: 1px solid rgba(6, 182, 212, 0.2);
  border-radius: var(--radius-xl);
  padding: 40px;
}

.support-flow h3 {
  text-align: center;
  margin-bottom: 40px;
}

.flow-steps {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
}

.flow-step {
  flex: 1;
  text-align: center;
  position: relative;
}

.flow-step::after {
  content: '→';
  position: absolute;
  top: 30px;
  right: -25px;
  font-size: 1.5rem;
  color: var(--support-cyan);
}

.flow-step:last-child::after {
  display: none;
}

.flow-step-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--gradient-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 1.5rem;
}

.flow-step h4 {
  margin-bottom: 8px;
  font-size: 1rem;
}

.flow-step p {
  color: var(--text-muted);
  font-size: 0.875rem;
}

/* ============ Four Brand Table ============ */
.four-brand-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.four-brand-table th {
  background: var(--sum-eggplant);
  color: white;
  padding: 20px 16px;
  font-size: 1rem;
  font-weight: 600;
}

.four-brand-table th:first-child {
  width: 20%;
}

.four-brand-table td {
  padding: 18px 16px;
  border-bottom: 1px solid rgba(42, 31, 61, 0.08);
  vertical-align: middle;
}

.four-brand-table tr:last-child td {
  border-bottom: none;
}

.four-brand-table tr:hover td {
  background: rgba(139, 92, 246, 0.03);
}

.four-brand-table .brand-name {
  font-weight: 600;
  color: var(--text-dark);
}

.four-brand-table .brand-highlight {
  background: rgba(139, 92, 246, 0.08) !important;
}

.four-brand-table .brand-highlight .brand-name {
  color: var(--multi-purple);
}

/* ============ Application Form ============ */
.application-form {
  background: var(--bg-white);
  border-radius: var(--radius-xl);
  padding: 40px;
  max-width: 500px;
  margin: 0 auto;
  box-shadow: var(--shadow-lg);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
  color: var(--text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid rgba(42, 31, 61, 0.2);
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-family: inherit;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--multi-purple);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-submit {
  width: 100%;
  margin-top: 10px;
}

.form-success {
  text-align: center;
  padding: 40px 20px;
}

.form-success-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.1);
  color: #10B981;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 2.5rem;
}

.form-success h3 {
  margin-bottom: 12px;
  color: #10B981;
}

.form-success p {
  color: var(--text-muted);
}

/* ============ Responsive Design ============ */
@media (max-width: 1024px) {
  .two-col {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
  
  .asymmetric-cards {
    flex-direction: column;
  }
  
  .asymmetric-card:first-child,
  .asymmetric-card:last-child {
    flex: none;
  }
  
  .merchant-advantage {
    grid-template-columns: 1fr;
  }
  
  .flow-steps {
    flex-direction: column;
    gap: 40px;
  }
  
  .flow-step::after {
    display: none;
  }
}

@media (max-width: 768px) {
  .nav-links,
  .nav-cta {
    display: none;
  }
  
  .menu-toggle {
    display: flex;
  }
  
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.5rem;
  }
  
  .hero {
    padding: 120px 0 60px;
  }
  
  .hero h1 {
    font-size: 2rem;
  }
  
  .hero-subtitle {
    font-size: 1.1rem;
  }
  
  .hero-buttons {
    flex-direction: column;
  }
  
  .hero-buttons .btn {
    width: 100%;
  }
  
  .section {
    padding: 60px 0;
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  .support-promises {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .comparison-table {
    font-size: 0.875rem;
  }
  
  .comparison-table th,
  .comparison-table td {
    padding: 12px 10px;
  }
  
  .four-brand-table {
    font-size: 0.8rem;
  }
  
  .four-brand-table th,
  .four-brand-table td {
    padding: 12px 8px;
  }
  
  .support-flow {
    padding: 24px;
  }
  
  .application-form {
    padding: 24px;
  }
}

/* ============ Animations ============ */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fadeInUp {
  animation: fadeInUp 0.6s ease forwards;
}

.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }
.animate-delay-4 { animation-delay: 0.4s; }

/* ============ Utility Classes ============ */
.text-center { text-align: center; }
.text-left { text-align: left; }
.mt-4 { margin-top: 16px; }
.mt-6 { margin-top: 24px; }
.mt-8 { margin-top: 32px; }
.mb-4 { margin-bottom: 16px; }
.mb-6 { margin-bottom: 24px; }
.mb-8 { margin-bottom: 32px; }