/* ===== 基础重置 ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* 色彩方案 - 参考 dk.jjf-tech.cn */
  --bg-primary: #050e0a;
  --bg-secondary: #0a1a15;
  --bg-card: rgba(255, 255, 255, 0.05);
  --bg-card-hover: rgba(255, 255, 255, 0.08);

  --accent: #22c55e;
  --accent-light: #4ade80;
  --accent-dark: #16a34a;

  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.6);
  --text-tertiary: rgba(255, 255, 255, 0.4);

  --border: 1.5px solid hsla(0, 0%, 100%, 0.05);
  --border-hover: 1.5px solid hsla(0, 0%, 100%, 0.1);

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;

  --shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  --glow: 0 0 40px rgba(34, 197, 94, 0.3);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

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

img {
  max-width: 100%;
  height: auto;
}
.logo-img {
  width: 200px;
  height: auto;
  margin-right: 8px;
}

/* ===== 容器 ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== 导航栏 ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  background: rgba(5, 14, 10, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: var(--border);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent);
}

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

.nav-links a {
  font-size: 0.875rem;
  color: var(--text-secondary);
  transition: color 0.3s ease;
}

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

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: all 0.3s ease;
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 60px;
  left: 0;
  right: 0;
  background: rgba(5, 14, 10, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 24px;
  flex-direction: column;
  gap: 16px;
  z-index: 999;
}

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

.mobile-menu a {
  font-size: 1rem;
  color: var(--text-secondary);
  padding: 12px 0;
  border-bottom: var(--border);
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: inherit;
}

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

.btn-primary:hover {
  background: var(--accent-light);
  transform: scale(1.02);
  box-shadow: var(--glow);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1.5px solid hsla(0, 0%, 100%, 0.2);
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-sm {
  padding: 8px 20px;
  font-size: 0.8125rem;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1rem;
}

.btn-block {
  width: 100%;
}

/* ===== Hero 首屏 ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 80px;
}

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

.glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.3;
}

.glow-1 {
  width: 600px;
  height: 600px;
  background: var(--accent);
  top: -200px;
  right: -200px;
  animation: float 8s ease-in-out infinite;
}

.glow-2 {
  width: 400px;
  height: 400px;
  background: #0066ff;
  bottom: -100px;
  left: -100px;
  animation: float 10s ease-in-out infinite reverse;
}

.glow-3 {
  width: 300px;
  height: 300px;
  background: #7b2fff;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: float 12s ease-in-out infinite;
}

@keyframes float {
  0%, 100% {
    transform: translate(0, 0);
  }
  50% {
    transform: translate(30px, -30px);
  }
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-block;
  padding: 8px 20px;
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.3);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  color: var(--accent);
  margin-bottom: 32px;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 24px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 40px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-bottom: 64px;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 64px;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.stat-number {
  font-size: 3rem;
  font-weight: 900;
  color: var(--accent);
  line-height: 1;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-top: 8px;
}

/* ===== 通用区块 ===== */
.section {
  padding: 100px 0;
  position: relative;
}

.section-dark {
  background: var(--bg-secondary);
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 900;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
}

/* ===== 卡片 ===== */
.card {
  background: var(--bg-card);
  border: var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  backdrop-filter: blur(50px);
  -webkit-backdrop-filter: blur(50px);
  transition: all 0.3s ease;
}

.card:hover {
  background: var(--bg-card-hover);
  border-color: hsla(0, 0%, 100%, 0.1);
  transform: translateY(-4px);
}

/* ===== 课程亮点 ===== */
.highlights-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.highlight-card {
  text-align: center;
  padding: 48px 32px;
}

.card-icon {
  font-size: 3rem;
  margin-bottom: 24px;
}

.highlight-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.highlight-card p {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.8;
}

/* ===== 课程大纲 ===== */
.modules {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 64px;
}

.module {
  background: var(--bg-card);
  border: var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  backdrop-filter: blur(50px);
  -webkit-backdrop-filter: blur(50px);
}

.module-header {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 32px;
  cursor: pointer;
  transition: background 0.3s ease;
}

.module-header:hover {
  background: rgba(255, 255, 255, 0.02);
}

.module-number {
  font-size: 3rem;
  font-weight: 900;
  color: var(--accent);
  opacity: 0.5;
  line-height: 1;
}

.module-info h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.module-duration {
  font-size: 0.875rem;
  color: var(--accent);
  background: rgba(34, 197, 94, 0.1);
  padding: 4px 12px;
  border-radius: var(--radius-full);
}

.module-content {
  padding: 0 32px 32px;
}

.module-goal {
  color: var(--text-secondary);
  margin-bottom: 24px;
  font-size: 1rem;
}

.module-topics {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.module-topics li {
  position: relative;
  padding-left: 24px;
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

.module-topics li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent);
}

/* ===== 时间表 ===== */
.schedule {
  background: var(--bg-card);
  border: var(--border);
  border-radius: var(--radius-lg);
  padding: 48px;
  backdrop-filter: blur(50px);
  -webkit-backdrop-filter: blur(50px);
}

.schedule-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 32px;
  text-align: center;
}

.schedule-timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 500px;
  margin: 0 auto;
}

.timeline-item {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 16px 0;
  border-bottom: var(--border);
}

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

.timeline-item.highlight {
  background: rgba(34, 197, 94, 0.05);
  margin: 0 -16px;
  padding: 16px;
  border-radius: var(--radius-sm);
}

.time {
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent);
  min-width: 60px;
}

.event {
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

/* ===== 导师介绍 ===== */
.instructors-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.instructor-card {
  display: flex;
  gap: 32px;
  padding: 40px;
  align-items: flex-start;
}

.instructor-avatar {
  flex-shrink: 0;
}

.avatar-img {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid rgba(34, 197, 94, 0.3);
}

.instructor-info {
  flex: 1;
}

.instructor-name {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.instructor-title {
  font-size: 0.9375rem;
  color: var(--accent);
  margin-bottom: 16px;
}

.instructor-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.tag {
  display: inline-block;
  padding: 4px 14px;
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.2);
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  color: var(--accent-light);
}

.instructor-bio {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.8;
}

/* ===== 学员收获 ===== */
.takeaways-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.takeaway-card {
  text-align: center;
  padding: 48px 32px;
}

.takeaway-icon {
  font-size: 3rem;
  margin-bottom: 24px;
}

.takeaway-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.takeaway-card p {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.8;
}

/* ===== 课程信息 ===== */
.info-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.info-card {
  text-align: center;
  padding: 40px 24px;
}

.info-icon {
  font-size: 2.5rem;
  margin-bottom: 20px;
}

.info-card h3 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.info-card p {
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

.info-detail {
  margin-top: 8px;
  font-size: 0.8125rem !important;
  color: var(--text-tertiary) !important;
}

.price {
  font-size: 2rem !important;
  font-weight: 900;
  color: var(--accent) !important;
}

/* ===== 赞助商 ===== */
.sponsor-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.sponsor-benefits h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 32px;
}

.benefits-grid {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.benefit-item {
  display: flex;
  gap: 20px;
  padding: 24px;
  background: var(--bg-card);
  border: var(--border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(50px);
  -webkit-backdrop-filter: blur(50px);
  transition: all 0.3s ease;
}

.benefit-item:hover {
  background: var(--bg-card-hover);
  transform: translateX(8px);
}

.benefit-icon {
  font-size: 2rem;
  flex-shrink: 0;
}

.benefit-info h4 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.benefit-info p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.sponsor-card {
  background: var(--bg-card);
  border: var(--border);
  border-radius: var(--radius-lg);
  padding: 48px;
  backdrop-filter: blur(50px);
  -webkit-backdrop-filter: blur(50px);
  text-align: center;
  position: sticky;
  top: 100px;
}

.sponsor-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.sponsor-card > p {
  color: var(--text-secondary);
  margin-bottom: 32px;
  line-height: 1.6;
}

.sponsor-tiers {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 32px;
}

.tier {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius-md);
}

.tier-name {
  font-weight: 600;
  color: var(--text-primary);
}

.tier-price {
  font-weight: 700;
  color: var(--accent);
  font-size: 1.125rem;
}

.sponsor-contact {
  margin-top: 16px;
  font-size: 0.875rem;
  color: var(--text-tertiary);
}

/* ===== FAQ ===== */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--bg-card);
  border: var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  backdrop-filter: blur(50px);
  -webkit-backdrop-filter: blur(50px);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 32px;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  font-family: inherit;
  text-align: left;
  transition: background 0.3s ease;
}

.faq-question:hover {
  background: rgba(255, 255, 255, 0.02);
}

.faq-icon {
  font-size: 1.5rem;
  color: var(--accent);
  transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-answer p {
  padding: 0 32px 24px;
  color: var(--text-secondary);
  line-height: 1.8;
}

.faq-item.active .faq-answer {
  max-height: 200px;
}

/* ===== 报名区域 ===== */
/* ===== 票务卡片 ===== */
.tickets-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

.ticket-card {
  background: var(--bg-card);
  border: var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  backdrop-filter: blur(50px);
  -webkit-backdrop-filter: blur(50px);
  position: relative;
  transition: all 0.3s ease;
}

.ticket-card:hover {
  transform: translateY(-8px);
  border-color: hsla(0, 0%, 100%, 0.1);
}

.ticket-early {
  border-color: rgba(34, 197, 94, 0.3);
  box-shadow: 0 0 40px rgba(34, 197, 94, 0.1);
}

.ticket-early:hover {
  border-color: var(--accent);
  box-shadow: 0 0 60px rgba(34, 197, 94, 0.2);
}

.ticket-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--accent);
  color: var(--bg-primary);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
}

.ticket-badge-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
}

.ticket-header {
  padding: 32px 32px 24px;
  text-align: center;
  border-bottom: var(--border);
}

.ticket-header h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.ticket-price {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 12px;
  margin-bottom: 8px;
}

.price-current {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--accent);
}

.price-original {
  font-size: 1.25rem;
  color: var(--text-tertiary);
  text-decoration: line-through;
}

.ticket-save {
  font-size: 0.875rem;
  color: var(--accent);
  font-weight: 600;
}

.ticket-body {
  padding: 24px 32px 32px;
}

.ticket-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

.ticket-features li {
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

.ticket-countdown {
  background: rgba(34, 197, 94, 0.05);
  border: 1px solid rgba(34, 197, 94, 0.1);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 16px;
  text-align: center;
}

.countdown-label {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  display: block;
  margin-bottom: 8px;
}

.countdown-timer {
  display: flex;
  justify-content: center;
  gap: 12px;
}

.countdown-item {
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent);
}

.countdown-item span {
  font-size: 1.5rem;
}

.ticket-remaining {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

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

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

/* ===== 二维码 ===== */
.register-qrcode {
  display: flex;
  justify-content: center;
  margin-bottom: 48px;
}

.qrcode-card {
  background: var(--bg-card);
  border: var(--border);
  border-radius: var(--radius-lg);
  padding: 48px;
  backdrop-filter: blur(50px);
  -webkit-backdrop-filter: blur(50px);
  text-align: center;
}

.qrcode-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 32px;
}

.qrcode-img {
  width: 240px;
  height: 240px;
  border-radius: var(--radius-md);
  margin-bottom: 24px;
}

.qrcode-tip {
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

/* ===== 保障 ===== */
.register-guarantee {
  display: flex;
  justify-content: center;
  gap: 48px;
}

.guarantee-item {
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

/* ===== Footer ===== */
.footer {
  padding: 64px 0 32px;
  border-top: var(--border);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 48px;
}

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

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.footer-links {
  display: flex;
  gap: 32px;
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.875rem;
  transition: color 0.3s ease;
}

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

.footer-bottom {
  text-align: center;
  padding-top: 32px;
  border-top: var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.footer-bottom p {
  color: var(--text-tertiary);
  font-size: 0.8125rem;
}

.footer-jjf-logo img {
  height: 40px;
  opacity: 0.6;
  transition: opacity 0.3s ease;
}

.footer-jjf-logo:hover img {
  opacity: 1;
}

/* ===== 报名弹窗 ===== */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 2000;
  align-items: center;
  justify-content: center;
}

.modal-overlay.active {
  display: flex;
}

.modal {
  background: var(--bg-secondary);
  border: var(--border);
  border-radius: var(--radius-lg);
  padding: 48px;
  text-align: center;
  position: relative;
  max-width: 400px;
  width: 90%;
  animation: modalIn 0.3s ease;
}

@keyframes modalIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 20px;
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 2rem;
  cursor: pointer;
  padding: 4px 8px;
  line-height: 1;
  transition: color 0.3s ease;
}

.modal-close:hover {
  color: var(--text-primary);
}

.modal-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.modal-ticket-type {
  color: var(--accent);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 24px;
}

.modal-qrcode {
  width: 240px;
  height: 240px;
  border-radius: var(--radius-md);
  margin-bottom: 24px;
}

.modal-tip {
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

/* ===== 滚动动画 ===== */
[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-animate].animated {
  opacity: 1;
  transform: translateY(0);
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .info-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .sponsor-card {
    position: static;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

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

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

  .hero-subtitle {
    font-size: 1rem;
  }

  .hero-cta {
    flex-direction: column;
    align-items: center;
  }

  .hero-stats {
    gap: 32px;
  }

  .stat-number {
    font-size: 2rem;
  }

  .section {
    padding: 64px 0;
  }

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

  .highlights-grid,
  .takeaways-grid,
  .instructors-grid {
    grid-template-columns: 1fr;
  }

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

  .module-number {
    font-size: 2rem;
  }

  .module-info h3 {
    font-size: 1.25rem;
  }

  .schedule {
    padding: 32px 24px;
  }

  .footer-content {
    flex-direction: column;
    gap: 32px;
    text-align: center;
  }

  .footer-links {
    flex-wrap: wrap;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.75rem;
  }

  .hero-stats {
    flex-direction: column;
    gap: 24px;
  }

  .module-header {
    padding: 24px;
  }

  .module-content {
    padding: 0 24px 24px;
  }

  .instructor-card {
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 32px 24px;
  }

  .instructor-tags {
    justify-content: center;
  }

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

  .ticket-header {
    padding: 24px;
  }

  .ticket-body {
    padding: 24px;
  }

  .price-current {
    font-size: 2rem;
  }

  .register-guarantee {
    flex-direction: column;
    gap: 16px;
    align-items: center;
  }

  .qrcode-card {
    padding: 32px;
  }

  .qrcode-img {
    width: 200px;
    height: 200px;
  }
}