/* ============================================
   蜜芽 - 母婴用品评测与育儿知识平台
   主样式文件 | CSS前缀: my2-
   Mobile-First响应式设计
   ============================================ */

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

:root {
  --my2-primary: #AEEBFF;
  --my2-primary-dark: #7DCCEE;
  --my2-secondary: #FFDFDE;
  --my2-accent: #FFF5E1;
  --my2-text: #3D3D3D;
  --my2-text-light: #6B6B6B;
  --my2-white: #FFFFFF;
  --my2-bg: #FAFCFE;
  --my2-shadow: rgba(174, 235, 255, 0.25);
  --my2-radius: 16px;
  --my2-radius-sm: 10px;
  --my2-transition: 0.3s ease;
}

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

body {
  font-family: 'Noto Sans SC', 'Source Han Sans', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  color: var(--my2-text);
  background-color: var(--my2-bg);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--my2-primary-dark);
  text-decoration: none;
  transition: color var(--my2-transition);
}

a:hover {
  color: #E8A0A0;
}

h1, h2, h3, h4, h5, h6 {
  line-height: 1.4;
  font-weight: 700;
  color: var(--my2-text);
}

/* --- Container --- */
.my2-container {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 16px;
}

/* --- Navigation --- */
.my2-nav {
  background: rgba(255, 255, 255, 0.97);
  box-shadow: 0 2px 12px var(--my2-shadow);
  padding: 12px 0;
  z-index: 100;
  position: relative;
}

.my2-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

.my2-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--my2-primary-dark);
}

.my2-logo img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
}

.my2-logo-domain {
  font-size: 0.75rem;
  color: var(--my2-text-light);
  display: block;
}

.my2-nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
}

.my2-nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--my2-text);
  border-radius: 2px;
  transition: var(--my2-transition);
}

.my2-nav-links {
  display: none;
  width: 100%;
  list-style: none;
  padding: 12px 0 0;
}

.my2-nav-links.my2-nav-open {
  display: flex;
  flex-direction: column;
}

.my2-nav-link {
  display: block;
  padding: 10px 16px;
  color: var(--my2-text);
  font-size: 0.95rem;
  font-weight: 500;
  border-radius: var(--my2-radius-sm);
  transition: all var(--my2-transition);
}

.my2-nav-link:hover,
.my2-nav-link.my2-active {
  color: #E8A0A0;
  background: rgba(255, 223, 222, 0.15);
  transform: scale(1.02);
}

.my2-nav-right {
  display: none;
}

/* --- Hero Banner / Carousel --- */
.my2-hero {
  position: relative;
  overflow: hidden;
  border-radius: 0 0 var(--my2-radius) var(--my2-radius);
}

.my2-hero-slides {
  display: flex;
  transition: transform 0.6s ease;
}

.my2-hero-slide {
  min-width: 100%;
  position: relative;
}

.my2-hero-slide img {
  width: 100%;
  height: 50vh;
  object-fit: cover;
}

.my2-hero-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 24px 20px;
  background: linear-gradient(transparent, rgba(0,0,0,0.55));
  color: var(--my2-white);
}

.my2-hero-title {
  font-size: 1.25rem;
  margin-bottom: 8px;
  text-shadow: 0 1px 4px rgba(0,0,0,0.3);
}

.my2-hero-subtitle {
  font-size: 0.9rem;
  opacity: 0.92;
  margin-bottom: 12px;
}

.my2-hero-btn {
  display: inline-block;
  padding: 10px 24px;
  background: var(--my2-primary);
  color: var(--my2-text);
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all var(--my2-transition);
  border: none;
  cursor: pointer;
}

.my2-hero-btn:hover {
  background: var(--my2-secondary);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(174, 235, 255, 0.4);
}

.my2-hero-dots {
  position: absolute;
  bottom: 16px;
  right: 20px;
  display: flex;
  gap: 8px;
}

.my2-hero-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,0.5);
  cursor: pointer;
  border: none;
  transition: var(--my2-transition);
}

.my2-hero-dot.my2-dot-active {
  background: var(--my2-white);
  transform: scale(1.2);
}

/* --- Section Common --- */
.my2-section {
  padding: 40px 0;
}

.my2-section-title {
  font-size: 1.5rem;
  text-align: center;
  margin-bottom: 8px;
  position: relative;
}

.my2-section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--my2-primary), var(--my2-secondary));
  margin: 10px auto 0;
  border-radius: 3px;
}

.my2-section-desc {
  text-align: center;
  color: var(--my2-text-light);
  font-size: 0.9rem;
  margin-bottom: 28px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* --- Card Grid --- */
.my2-card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.my2-card {
  background: var(--my2-white);
  border-radius: var(--my2-radius);
  overflow: hidden;
  box-shadow: 0 4px 20px var(--my2-shadow);
  transition: all var(--my2-transition);
}

.my2-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(174, 235, 255, 0.35);
}

.my2-card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.my2-card-body {
  padding: 16px;
}

.my2-card-title {
  font-size: 1.05rem;
  margin-bottom: 8px;
  font-weight: 600;
}

.my2-card-text {
  font-size: 0.88rem;
  color: var(--my2-text-light);
  line-height: 1.7;
}

.my2-card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
  font-size: 0.8rem;
  color: var(--my2-text-light);
}

/* --- Star Rating --- */
.my2-stars {
  color: #FFD700;
  font-size: 0.9rem;
  letter-spacing: 2px;
}

/* --- Video Section --- */
.my2-video-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.my2-video-card {
  position: relative;
  border-radius: var(--my2-radius);
  overflow: hidden;
  cursor: pointer;
  box-shadow: 0 4px 20px var(--my2-shadow);
}

.my2-video-card img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  transition: transform var(--my2-transition);
}

.my2-video-card:hover img {
  transform: scale(1.05);
}

.my2-video-play-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 56px;
  height: 56px;
  background: rgba(255,255,255,0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}

.my2-video-play-icon::after {
  content: '';
  display: block;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 10px 0 10px 18px;
  border-color: transparent transparent transparent var(--my2-primary-dark);
  margin-left: 4px;
}

.my2-video-info {
  padding: 12px 16px;
  background: var(--my2-white);
}

.my2-video-title {
  font-size: 0.95rem;
  font-weight: 600;
}

/* --- Video Modal --- */
#my2-video-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.8);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

#my2-video-modal.my2-modal-open {
  display: flex;
}

.my2-modal-content {
  width: 90%;
  max-width: 800px;
  position: relative;
}

.my2-modal-close {
  position: absolute;
  top: -40px;
  right: 0;
  color: var(--my2-white);
  font-size: 2rem;
  cursor: pointer;
  background: none;
  border: none;
  line-height: 1;
}

.my2-video-player {
  width: 100%;
  border-radius: var(--my2-radius);
}

/* --- Tips / Info Cards --- */
.my2-tips-row {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.my2-tip-card {
  display: flex;
  flex-direction: column;
  gap: 16px;
  background: var(--my2-white);
  border-radius: var(--my2-radius);
  padding: 20px;
  box-shadow: 0 4px 20px var(--my2-shadow);
}

.my2-tip-card img {
  width: 100%;
  border-radius: var(--my2-radius-sm);
}

.my2-tip-content h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.my2-tip-content p {
  font-size: 0.9rem;
  color: var(--my2-text-light);
  line-height: 1.8;
}

/* --- Knowledge Cards --- */
.my2-knowledge-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.my2-knowledge-card {
  background: linear-gradient(135deg, var(--my2-accent), var(--my2-white));
  border-radius: var(--my2-radius);
  padding: 20px;
  border-left: 4px solid var(--my2-primary);
  transition: all var(--my2-transition);
}

.my2-knowledge-card:hover {
  transform: translateX(4px);
  box-shadow: 0 4px 16px var(--my2-shadow);
}

.my2-knowledge-card h3 {
  font-size: 1rem;
  margin-bottom: 6px;
}

.my2-knowledge-card p {
  font-size: 0.88rem;
  color: var(--my2-text-light);
}

/* --- CTA Banner --- */
.my2-cta-banner {
  background: linear-gradient(135deg, var(--my2-primary), #C4F0FF, var(--my2-secondary));
  border-radius: var(--my2-radius);
  padding: 32px 24px;
  text-align: center;
  margin: 20px 16px;
}

.my2-cta-banner h2 {
  font-size: 1.3rem;
  margin-bottom: 10px;
}

.my2-cta-banner p {
  font-size: 0.9rem;
  color: var(--my2-text-light);
  margin-bottom: 16px;
}

.my2-cta-btn {
  display: inline-block;
  padding: 12px 32px;
  background: var(--my2-white);
  color: var(--my2-primary-dark);
  border-radius: 50px;
  font-weight: 700;
  font-size: 1rem;
  box-shadow: 0 4px 16px var(--my2-shadow);
  transition: all var(--my2-transition);
  border: none;
  cursor: pointer;
}

.my2-cta-btn:hover {
  background: var(--my2-primary-dark);
  color: var(--my2-white);
  transform: translateY(-2px);
}

/* --- Topics / Discussion --- */
.my2-topics-list {
  list-style: none;
}

.my2-topic-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: var(--my2-white);
  border-radius: var(--my2-radius-sm);
  margin-bottom: 10px;
  box-shadow: 0 2px 8px var(--my2-shadow);
  transition: all var(--my2-transition);
}

.my2-topic-item:hover {
  transform: translateX(4px);
  box-shadow: 0 4px 16px var(--my2-shadow);
}

.my2-topic-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 28px;
  height: 28px;
  background: var(--my2-primary);
  color: var(--my2-text);
  border-radius: 50%;
  font-size: 0.75rem;
  font-weight: 700;
}

.my2-topic-title {
  font-size: 0.95rem;
  font-weight: 500;
  flex: 1;
}

.my2-topic-count {
  font-size: 0.8rem;
  color: var(--my2-text-light);
}

/* --- Footer --- */
.my2-footer {
  background: linear-gradient(180deg, #F0FAFF, #E8F7FF);
  padding: 40px 0 20px;
  margin-top: 40px;
}

.my2-footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-bottom: 28px;
}

.my2-footer-col h3 {
  font-size: 1rem;
  margin-bottom: 12px;
  color: var(--my2-text);
  position: relative;
  padding-bottom: 8px;
}

.my2-footer-col h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--my2-primary);
  border-radius: 2px;
}

.my2-footer-col p,
.my2-footer-col li {
  font-size: 0.85rem;
  color: var(--my2-text-light);
  line-height: 2;
}

.my2-footer-col ul {
  list-style: none;
}

.my2-footer-col a {
  color: var(--my2-text-light);
}

.my2-footer-col a:hover {
  color: var(--my2-primary-dark);
}

/* --- Honor / Certification --- */
.my2-honor-section {
  border-top: 1px solid rgba(174, 235, 255, 0.4);
  padding-top: 20px;
  margin-top: 20px;
}

.my2-honor-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 16px;
}

.my2-honor-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--my2-text-light);
  padding: 8px;
  background: rgba(255,255,255,0.6);
  border-radius: var(--my2-radius-sm);
}

.my2-honor-icon {
  font-size: 1.2rem;
  flex-shrink: 0;
}

/* --- Footer Bottom --- */
.my2-footer-bottom {
  text-align: center;
  padding-top: 16px;
  border-top: 1px solid rgba(174, 235, 255, 0.3);
}

.my2-footer-bottom p {
  font-size: 0.78rem;
  color: var(--my2-text-light);
  line-height: 2;
}

.my2-auth-number {
  font-weight: 600;
  color: var(--my2-primary-dark);
}

/* --- Breadcrumb --- */
.my2-breadcrumb {
  padding: 12px 0;
  font-size: 0.85rem;
}

.my2-breadcrumb a {
  color: var(--my2-text-light);
}

.my2-breadcrumb span {
  color: var(--my2-text-light);
  margin: 0 6px;
}

/* --- Article Content --- */
.my2-article {
  background: var(--my2-white);
  border-radius: var(--my2-radius);
  padding: 24px 20px;
  box-shadow: 0 4px 20px var(--my2-shadow);
  margin-bottom: 24px;
}

.my2-article h1 {
  font-size: 1.5rem;
  margin-bottom: 16px;
  line-height: 1.5;
}

.my2-article h2 {
  font-size: 1.25rem;
  margin: 24px 0 12px;
  padding-left: 12px;
  border-left: 4px solid var(--my2-primary);
}

.my2-article h3 {
  font-size: 1.1rem;
  margin: 20px 0 10px;
}

.my2-article p {
  margin-bottom: 16px;
  font-size: 0.95rem;
  line-height: 1.9;
}

.my2-article img {
  border-radius: var(--my2-radius-sm);
  margin: 16px 0;
}

.my2-article-meta {
  display: flex;
  gap: 16px;
  font-size: 0.82rem;
  color: var(--my2-text-light);
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid #f0f0f0;
}

/* --- Sidebar --- */
.my2-sidebar {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.my2-sidebar-widget {
  background: var(--my2-white);
  border-radius: var(--my2-radius);
  padding: 20px;
  box-shadow: 0 4px 20px var(--my2-shadow);
}

.my2-sidebar-widget h3 {
  font-size: 1rem;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--my2-primary);
}

/* --- Milestone Page --- */
.my2-timeline {
  position: relative;
  padding: 20px 0;
}

.my2-timeline::before {
  content: '';
  position: absolute;
  left: 20px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--my2-primary), var(--my2-secondary));
  border-radius: 3px;
}

.my2-milestone-card {
  position: relative;
  margin-left: 48px;
  margin-bottom: 24px;
  background: var(--my2-white);
  border-radius: var(--my2-radius);
  padding: 20px;
  box-shadow: 0 4px 20px var(--my2-shadow);
}

.my2-milestone-card::before {
  content: '';
  position: absolute;
  left: -36px;
  top: 24px;
  width: 16px;
  height: 16px;
  background: var(--my2-primary);
  border-radius: 50%;
  border: 3px solid var(--my2-white);
  box-shadow: 0 2px 8px var(--my2-shadow);
}

.my2-milestone-card.my2-milestone-done::before {
  background: #7DD87D;
}

.my2-milestone-month {
  font-size: 0.78rem;
  color: var(--my2-primary-dark);
  font-weight: 600;
  margin-bottom: 4px;
}

.my2-milestone-title {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 6px;
}

.my2-milestone-desc {
  font-size: 0.88rem;
  color: var(--my2-text-light);
  margin-bottom: 12px;
}

.my2-milestone-btn {
  display: inline-block;
  padding: 8px 20px;
  background: var(--my2-primary);
  color: var(--my2-text);
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all var(--my2-transition);
}

.my2-milestone-btn:hover {
  background: var(--my2-secondary);
  transform: translateY(-2px);
}

.my2-milestone-badge {
  display: none;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  padding: 10px;
  background: linear-gradient(135deg, #E8FFE8, #F0FFF0);
  border-radius: var(--my2-radius-sm);
  font-size: 0.85rem;
  color: #4CAF50;
  font-weight: 600;
}

.my2-milestone-badge.my2-badge-show {
  display: flex;
  animation: my2-badge-pop 0.5s ease;
}

@keyframes my2-badge-pop {
  0% { transform: scale(0.5); opacity: 0; }
  50% { transform: scale(1.1); }
  100% { transform: scale(1); opacity: 1; }
}

/* --- Milestone Form Modal --- */
#my2-milestone-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.6);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

#my2-milestone-modal.my2-modal-open {
  display: flex;
}

.my2-form-modal {
  background: var(--my2-white);
  border-radius: var(--my2-radius);
  padding: 28px 24px;
  width: 90%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
}

.my2-form-modal h3 {
  font-size: 1.15rem;
  margin-bottom: 16px;
  text-align: center;
}

.my2-form-group {
  margin-bottom: 16px;
}

.my2-form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--my2-text);
}

.my2-form-input {
  width: 100%;
  padding: 10px 14px;
  border: 2px solid #E8F7FF;
  border-radius: var(--my2-radius-sm);
  font-size: 0.9rem;
  font-family: inherit;
  transition: border-color var(--my2-transition);
  outline: none;
}

.my2-form-input:focus {
  border-color: var(--my2-primary-dark);
}

textarea.my2-form-input {
  min-height: 100px;
  resize: vertical;
}

.my2-form-file {
  display: block;
  width: 100%;
  padding: 20px;
  border: 2px dashed var(--my2-primary);
  border-radius: var(--my2-radius-sm);
  text-align: center;
  color: var(--my2-text-light);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--my2-transition);
}

.my2-form-file:hover {
  background: rgba(174, 235, 255, 0.1);
}

.my2-form-submit {
  width: 100%;
  padding: 12px;
  background: linear-gradient(135deg, var(--my2-primary), var(--my2-primary-dark));
  color: var(--my2-white);
  border: none;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--my2-transition);
}

.my2-form-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px var(--my2-shadow);
}

/* --- Month Filter --- */
.my2-month-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
  justify-content: center;
}

.my2-month-btn {
  padding: 6px 16px;
  background: var(--my2-white);
  border: 2px solid var(--my2-primary);
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--my2-text);
  cursor: pointer;
  transition: all var(--my2-transition);
}

.my2-month-btn:hover,
.my2-month-btn.my2-month-active {
  background: var(--my2-primary);
  color: var(--my2-white);
}

/* --- APP Download Page --- */
.my2-app-hero {
  text-align: center;
  padding: 40px 20px;
  background: linear-gradient(135deg, var(--my2-primary), #C4F0FF, var(--my2-accent));
  border-radius: 0 0 var(--my2-radius) var(--my2-radius);
}

.my2-app-hero h1 {
  font-size: 1.5rem;
  margin-bottom: 12px;
}

.my2-app-hero p {
  font-size: 0.95rem;
  color: var(--my2-text-light);
  max-width: 500px;
  margin: 0 auto 24px;
}

.my2-app-mockup {
  max-width: 260px;
  margin: 0 auto 24px;
  border-radius: 20px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.15);
}

.my2-app-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}

.my2-app-dl-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  background: var(--my2-white);
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--my2-text);
  box-shadow: 0 4px 16px var(--my2-shadow);
  transition: all var(--my2-transition);
  border: none;
  cursor: pointer;
  min-width: 220px;
  justify-content: center;
}

.my2-app-dl-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px var(--my2-shadow);
}

.my2-app-dl-icon {
  font-size: 1.3rem;
}

/* --- App Features --- */
.my2-app-features {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  padding: 40px 16px;
}

.my2-app-feature {
  text-align: center;
  padding: 24px 20px;
  background: var(--my2-white);
  border-radius: var(--my2-radius);
  box-shadow: 0 4px 20px var(--my2-shadow);
}

.my2-app-feature-icon {
  font-size: 2.5rem;
  margin-bottom: 12px;
}

.my2-app-feature h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.my2-app-feature p {
  font-size: 0.88rem;
  color: var(--my2-text-light);
}

/* --- Search Box (placeholder) --- */
.my2-search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #F5FBFF;
  border-radius: 50px;
  padding: 6px 16px;
  border: 2px solid transparent;
  transition: all var(--my2-transition);
}

.my2-search-box:focus-within {
  border-color: var(--my2-primary);
}

.my2-search-input {
  border: none;
  background: transparent;
  outline: none;
  font-size: 0.85rem;
  width: 120px;
  font-family: inherit;
}

.my2-search-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  color: var(--my2-text-light);
}

/* --- Announcement --- */
.my2-announcement {
  background: var(--my2-accent);
  border-radius: var(--my2-radius-sm);
  padding: 12px 16px;
  margin: 16px;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.my2-announcement-icon {
  font-size: 1.1rem;
  flex-shrink: 0;
}

/* --- Page Layout --- */
.my2-page-layout {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.my2-page-main {
  flex: 1;
}

/* ============================================
   Breakpoint: 768px (Tablet)
   ============================================ */
@media (min-width: 768px) {
  .my2-container {
    padding: 0 24px;
  }

  .my2-nav-toggle {
    display: none;
  }

  .my2-nav-links {
    display: flex !important;
    width: auto;
    padding: 0;
    gap: 4px;
  }

  .my2-nav-right {
    display: flex;
    align-items: center;
    gap: 12px;
  }

  .my2-hero-slide img {
    height: 55vh;
  }

  .my2-hero-title {
    font-size: 1.6rem;
  }

  .my2-card-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .my2-video-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .my2-tips-row {
    flex-direction: row;
  }

  .my2-tip-card {
    flex-direction: row;
    align-items: center;
  }

  .my2-tip-card img {
    width: 240px;
    flex-shrink: 0;
  }

  .my2-knowledge-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .my2-footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .my2-honor-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .my2-page-layout {
    flex-direction: row;
  }

  .my2-page-main {
    flex: 1;
  }

  .my2-sidebar {
    width: 280px;
    flex-shrink: 0;
  }

  .my2-app-buttons {
    flex-direction: row;
    justify-content: center;
  }

  .my2-app-features {
    grid-template-columns: repeat(2, 1fr);
  }

  .my2-timeline::before {
    left: 50%;
    transform: translateX(-50%);
  }

  .my2-milestone-card {
    width: 45%;
    margin-left: 0;
  }

  .my2-milestone-card:nth-child(odd) {
    margin-left: auto;
    margin-right: 55%;
  }

  .my2-milestone-card:nth-child(even) {
    margin-left: 55%;
  }

  .my2-milestone-card::before {
    left: auto;
    right: -36px;
  }

  .my2-milestone-card:nth-child(even)::before {
    left: -36px;
    right: auto;
  }
}

/* ============================================
   Breakpoint: 1024px (Desktop)
   ============================================ */
@media (min-width: 1024px) {
  .my2-container {
    padding: 0 40px;
  }

  .my2-hero-slide img {
    height: 65vh;
  }

  .my2-hero-title {
    font-size: 2rem;
  }

  .my2-hero-overlay {
    padding: 40px;
  }

  .my2-section {
    padding: 56px 0;
  }

  .my2-section-title {
    font-size: 1.75rem;
  }

  .my2-card-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .my2-video-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .my2-knowledge-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .my2-footer-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .my2-app-features {
    grid-template-columns: repeat(4, 1fr);
  }

  .my2-article h1 {
    font-size: 1.75rem;
  }
}

/* ============================================
   Breakpoint: 1440px (Wide Desktop)
   ============================================ */
@media (min-width: 1440px) {
  .my2-container {
    padding: 0 60px;
  }

  .my2-hero-slide img {
    height: 70vh;
  }

  .my2-hero-title {
    font-size: 2.25rem;
  }

  .my2-card-grid {
    grid-template-columns: repeat(5, 1fr);
  }

  .my2-section {
    padding: 64px 0;
  }
}

/* --- Utility Classes --- */
.my2-text-center { text-align: center; }
.my2-mt-20 { margin-top: 20px; }
.my2-mb-20 { margin-bottom: 20px; }
.my2-bg-soft { background: linear-gradient(135deg, #F5FBFF, #FFF8F8); }
.my2-bg-accent { background: var(--my2-accent); }

/* --- Print Styles --- */
@media print {
  .my2-nav, .my2-footer, .my2-hero-dots, .my2-nav-toggle {
    display: none;
  }
}