/**
 * 店赢OS - 落地页手机端响应式适配
 * 目标：375px (iPhone SE/12 mini/13 mini)
 * 兼容：390px (iPhone 14/15)、430px (iPhone 14 Pro Max)
 */

/* ============================================
   Base Mobile Styles
   ============================================ */
@media (max-width: 768px) {
  html {
    font-size: 14px;
  }
  
  body {
    overflow-x: hidden;
  }
  
  /* 防止横向溢出 */
  .landing-page,
  .hero,
  .metrics-grid,
  .features-section,
  .platform-section,
  .pricing-section,
  .footer-content {
    overflow-x: hidden;
  }
}

/* ============================================
   Mobile Navigation - Hamburger Menu
   ============================================ */
@media (max-width: 768px) {
  .navbar {
    height: 56px;
  }
  
  .navbar-inner {
    padding: 12px 16px;
  }
  
  .navbar-logo img {
    width: 32px;
    height: 32px;
  }
  
  .navbar-logo span {
    font-size: 1.1rem;
  }
  
  .navbar-links {
    display: none;
  }
  
  .navbar-actions {
    gap: 8px;
  }
  
  .navbar-actions .btn {
    padding: 8px 14px;
    font-size: 0.8rem;
  }
  
  /* Mobile Menu Toggle */
  .mobile-menu-toggle {
    display: flex !important;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 8px;
    color: var(--text);
    cursor: pointer;
    transition: all 0.2s;
  }
  
  .mobile-menu-toggle:hover {
    background: var(--bg-card-hover);
  }
  
  .mobile-menu-toggle i {
    width: 20px;
    height: 20px;
  }
  
  /* Mobile Menu Overlay */
  .mobile-menu-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    z-index: 99;
    opacity: 0;
    transition: opacity 0.3s;
  }
  
  .mobile-menu-overlay.active {
    display: block;
    opacity: 1;
  }
  
  /* Mobile Menu Panel */
  .mobile-menu-panel {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 280px;
    max-width: 85vw;
    background: var(--bg-sidebar, var(--bg-card));
    z-index: 100;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    padding: 20px;
    overflow-y: auto;
  }
  
  .mobile-menu-panel.active {
    transform: translateX(0);
  }
  
  .mobile-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
  }
  
  .mobile-menu-close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg);
    border-radius: 8px;
    color: var(--text);
    cursor: pointer;
  }
  
  .mobile-menu-nav {
    display: flex;
    flex-direction: column;
    gap: 4px;
  }
  
  .mobile-menu-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--text-secondary);
    font-size: 0.95rem;
    border-radius: 8px;
    transition: all 0.2s;
  }
  
  .mobile-menu-link:hover,
  .mobile-menu-link.active {
    background: var(--bg);
    color: var(--text);
  }
  
  .mobile-menu-link i {
    width: 18px;
    height: 18px;
  }
  
  .mobile-menu-actions {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,0.1);
    display: flex;
    flex-direction: column;
    gap: 12px;
  }
  
  .mobile-menu-actions .btn {
    width: 100%;
    justify-content: center;
  }
}

/* ============================================
   Mobile Hero Section
   ============================================ */
@media (max-width: 768px) {
  .hero {
    padding: 80px 16px 60px;
  }
  
  .hero::before {
    height: 400px;
  }
  
  .hero-badge {
    padding: 6px 12px;
    font-size: 0.75rem;
    margin-bottom: 16px;
  }
  
  .hero-title {
    font-size: 2rem !important;
    line-height: 1.2;
    margin-bottom: 16px;
  }
  
  .hero-subtitle {
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 24px;
    padding: 0 10px;
  }
  
  .hero-cta {
    flex-direction: column;
    gap: 12px;
    width: 100%;
  }
  
  .hero-cta .btn {
    width: 100%;
    justify-content: center;
    padding: 14px 24px;
  }
  
  .hero-cta .btn-secondary {
    padding: 12px 24px;
  }
}

/* ============================================
   Mobile Metrics / Stats
   ============================================ */
@media (max-width: 768px) {
  .metrics-section {
    padding: 40px 16px;
  }
  
  .metrics-grid {
    display: grid !important;
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 12px !important;
  }
  
  .metric-card {
    padding: 16px !important;
    border-radius: 12px;
  }
  
  .metric-value {
    font-size: 1.5rem !important;
  }
  
  .metric-label {
    font-size: 0.75rem !important;
  }
}

/* ============================================
   Mobile Features Section
   ============================================ */
@media (max-width: 768px) {
  .features-section {
    padding: 60px 16px;
  }
  
  .section-title {
    font-size: 1.5rem !important;
    margin-bottom: 8px;
  }
  
  .section-subtitle {
    font-size: 0.9rem;
    margin-bottom: 32px;
  }
  
  .features-grid {
    grid-template-columns: 1fr !important;
    gap: 16px;
  }
  
  .feature-card {
    padding: 20px;
    border-radius: 12px;
  }
  
  .feature-icon {
    width: 44px;
    height: 44px;
    font-size: 1.25rem;
    margin-bottom: 14px;
  }
  
  .feature-title {
    font-size: 1rem;
    margin-bottom: 6px;
  }
  
  .feature-desc {
    font-size: 0.85rem;
    line-height: 1.5;
  }
}

/* ============================================
   Mobile Platform Section (Logos)
   ============================================ */
@media (max-width: 768px) {
  .platform-section {
    padding: 40px 16px;
  }
  
  .platform-grid {
    display: grid !important;
    grid-template-columns: repeat(3, 1fr) !important;
    gap: 12px !important;
  }
  
  .platform-logo {
    padding: 12px;
    border-radius: 10px;
  }
  
  .platform-logo img {
    max-width: 60px;
    height: auto;
  }
}

/* ============================================
   Mobile Architecture Section
   ============================================ */
@media (max-width: 768px) {
  .architecture-section {
    padding: 60px 16px;
  }
  
  .architecture-diagram {
    padding: 20px;
  }
  
  .arch-flow {
    flex-direction: column;
    gap: 16px;
  }
  
  .arch-step {
    padding: 16px;
    border-radius: 10px;
    width: 100%;
  }
  
  .arch-step-number {
    width: 28px;
    height: 28px;
    font-size: 0.8rem;
  }
  
  .arch-step-title {
    font-size: 0.95rem;
  }
  
  .arch-arrow {
    display: none;
  }
}

/* ============================================
   Mobile Pricing Section
   ============================================ */
@media (max-width: 768px) {
  .pricing-section {
    padding: 60px 16px;
  }
  
  .pricing-tabs {
    margin-bottom: 24px;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
  }
  
  .pricing-tab {
    padding: 8px 16px;
    font-size: 0.85rem;
  }
  
  .pricing-grid {
    display: flex !important;
    overflow-x: auto !important;
    gap: 16px !important;
    padding-bottom: 16px;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x mandatory;
  }
  
  .pricing-card {
    min-width: 280px;
    scroll-snap-align: center;
    padding: 24px 16px;
    border-radius: 16px;
  }
  
  .pricing-card.featured {
    padding: 28px 16px;
  }
  
  .pricing-header {
    margin-bottom: 20px;
  }
  
  .pricing-name {
    font-size: 1rem;
  }
  
  .pricing-price {
    font-size: 2rem;
  }
  
  .pricing-features {
    margin: 20px 0;
  }
  
  .pricing-features li {
    padding: 8px 0;
    font-size: 0.85rem;
  }
  
  .pricing-features li i {
    width: 14px;
    height: 14px;
  }
}

/* ============================================
   Mobile CTA Section
   ============================================ */
@media (max-width: 768px) {
  .cta-section {
    padding: 60px 16px;
    margin: 0 16px 40px;
    border-radius: 20px;
  }
  
  .cta-title {
    font-size: 1.5rem;
    margin-bottom: 12px;
  }
  
  .cta-desc {
    font-size: 0.9rem;
    margin-bottom: 24px;
  }
  
  .cta-buttons {
    flex-direction: column;
    gap: 12px;
    width: 100%;
  }
  
  .cta-buttons .btn {
    width: 100%;
    justify-content: center;
  }
}

/* ============================================
   Mobile Footer
   ============================================ */
@media (max-width: 768px) {
  .footer {
    padding: 40px 16px 100px;
  }
  
  .footer-main {
    grid-template-columns: 1fr !important;
    gap: 32px;
  }
  
  .footer-brand {
    text-align: center;
  }
  
  .footer-logo {
    justify-content: center;
  }
  
  .footer-desc {
    font-size: 0.85rem;
    margin-top: 12px;
  }
  
  .footer-links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
  
  .footer-column {
    text-align: left;
  }
  
  .footer-column-title {
    font-size: 0.85rem;
    margin-bottom: 12px;
  }
  
  .footer-column ul li {
    margin-bottom: 8px;
  }
  
  .footer-column ul li a {
    font-size: 0.85rem;
  }
  
  .footer-bottom {
    margin-top: 32px;
    padding-top: 24px;
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
  
  .footer-copyright {
    font-size: 0.8rem;
  }
  
  .footer-social {
    justify-content: center;
    gap: 16px;
  }
  
  .social-link {
    width: 36px;
    height: 36px;
  }
}

/* ============================================
   Mobile Logo Carousel (if any)
   ============================================ */
@media (max-width: 768px) {
  .logo-carousel {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x mandatory;
    display: flex;
    gap: 24px;
    padding: 0 16px;
  }
  
  .logo-carousel-item {
    flex-shrink: 0;
    scroll-snap-align: center;
  }
}

/* ============================================
   Mobile Industry Tabs
   ============================================ */
@media (max-width: 768px) {
  .industry-tabs-section {
    padding: 40px 16px;
  }
  
  .industry-tabs {
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    margin-bottom: 24px;
  }
  
  .industry-tab {
    padding: 10px 16px;
    font-size: 0.85rem;
    border-radius: 10px;
  }
  
  .industry-showcase {
    padding: 24px 16px;
    flex-direction: column;
    gap: 24px;
  }
}

/* ============================================
   Mobile Buttons - Touch Friendly
   ============================================ */
@media (max-width: 768px) {
  .btn {
    min-height: 44px;
    min-width: 44px;
    padding: 12px 20px;
    font-size: 0.9rem;
    border-radius: 10px;
  }
  
  .btn-primary {
    padding: 14px 24px;
  }
  
  .btn-secondary {
    padding: 12px 20px;
  }
  
  .btn-lg {
    min-height: 52px;
    padding: 16px 28px;
    font-size: 1rem;
  }
}

/* ============================================
   Mobile 480px - Extra Small
   ============================================ */
@media (max-width: 480px) {
  .hero-title {
    font-size: 1.75rem !important;
  }
  
  .metrics-grid {
    gap: 10px !important;
  }
  
  .metric-card {
    padding: 14px !important;
  }
  
  .metric-value {
    font-size: 1.25rem !important;
  }
  
  .pricing-card {
    min-width: 260px;
    padding: 20px 12px;
  }
  
  .footer-links {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-column {
    text-align: center;
  }
}

/* ============================================
   Landscape Mode
   ============================================ */
@media (max-width: 768px) and (orientation: landscape) {
  .hero {
    padding: 60px 24px 40px;
  }
  
  .hero-title {
    font-size: 2rem !important;
  }
  
  .metrics-grid {
    grid-template-columns: repeat(4, 1fr) !important;
  }
  
  .features-grid {
    grid-template-columns: repeat(2, 1fr) !important;
  }
  
  .cta-section {
    margin: 0 24px 40px;
  }
}

/* ============================================
   Animation Improvements for Mobile
   ============================================ */
@media (max-width: 768px) {
  @keyframes fadeInUp {
    from {
      opacity: 0;
      transform: translateY(20px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
  
  .animate-fade-in-up {
    animation: fadeInUp 0.5s ease;
  }
}

/* ============================================
   Safe Area Support (iPhone X and later)
   ============================================ */
@supports (padding-bottom: env(safe-area-inset-bottom)) {
  @media (max-width: 768px) {
    .footer {
      padding-bottom: calc(100px + env(safe-area-inset-bottom));
    }
  }
}

/* ============================================
   Hide Elements on Mobile
   ============================================ */
@media (max-width: 768px) {
  .hide-mobile {
    display: none !important;
  }
  
  .show-mobile {
    display: block !important;
  }
  
  .show-mobile-flex {
    display: flex !important;
  }
}

/* ============================================
   Touch-Friendly Improvements
   ============================================ */
@media (max-width: 768px) {
  /* Increase touch targets */
  a,
  button,
  .clickable {
    min-height: 44px;
    min-width: 44px;
  }
  
  /* Remove tap highlight on mobile */
  * {
    -webkit-tap-highlight-color: transparent;
  }
  
  /* Smooth scrolling */
  html {
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
  }
}