/* ============================================
   福州云涂科技 - 企业官网样式表
   科技感 · 响应式 · 深色主题
   ============================================ */

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

:root {
  --primary: #00d4ff;
  --primary-dark: #0099cc;
  --accent: #7c3aed;
  --accent-light: #a78bfa;
  --bg-dark: #0a0e17;
  --bg-card: #111827;
  --bg-card-hover: #1a2332;
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --border-color: #1e293b;
  --gradient-1: linear-gradient(135deg, #00d4ff 0%, #7c3aed 100%);
  --gradient-2: linear-gradient(135deg, #0a0e17 0%, #1a1a2e 100%);
  --shadow-glow: 0 0 30px rgba(0, 212, 255, 0.15);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.3s ease;
  --max-width: 1200px;
  --nav-height: 64px;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC',
    'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial,
    sans-serif;
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

ul {
  list-style: none;
}

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

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 40px 0;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 12px;
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-desc {
  text-align: center;
  color: var(--text-secondary);
  font-size: 1.05rem;
  margin-bottom: 28px;
}

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

/* ---------- Navigation ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 14, 23, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  height: var(--nav-height);
}

.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-size: 1.3rem;
  font-weight: 700;
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 1px;
}

.nav-menu {
  display: flex;
  gap: 8px;
}

.nav-link {
  padding: 8px 18px;
  border-radius: 8px;
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: var(--transition);
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.06);
}

.nav-link.active {
  color: var(--primary);
}

/* ---------- Hero Section ---------- */
.hero {
  position: relative;
  height: 40vh;
  min-height: 280px;
  max-height: 380px;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: calc(3vh + 64px);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  transform: scale(1.05);
  animation: heroZoom 20s ease-in-out infinite alternate;
}

@keyframes heroZoom {
  0% { transform: scale(1.05); }
  100% { transform: scale(1.15); }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(10, 14, 23, 0.85) 0%,
    rgba(10, 14, 23, 0.5) 50%,
    rgba(10, 14, 23, 0.85) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 24px;
  max-width: 800px;
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  margin-bottom: 16px;
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 4px;
  animation: fadeInUp 1s ease;
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2.5vw, 1.6rem);
  color: var(--text-secondary);
  margin-bottom: 20px;
  letter-spacing: 6px;
  animation: fadeInUp 1s ease 0.2s both;
}

.hero-desc {
  font-size: clamp(0.95rem, 1.5vw, 1.1rem);
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 36px;
  line-height: 1.8;
  animation: fadeInUp 1s ease 0.4s both;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 1s ease 0.6s both;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

.btn-primary {
  background: var(--gradient-1);
  color: #fff;
  box-shadow: 0 4px 20px rgba(0, 212, 255, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 212, 255, 0.4);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 1.5px solid var(--primary);
}

.btn-outline:hover {
  background: rgba(0, 212, 255, 0.1);
  transform: translateY(-2px);
}

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

/* ---------- Intro Section ---------- */
.intro-section {
  position: relative;
}

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

.intro-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 36px 28px;
  text-align: center;
  transition: var(--transition);
}

.intro-card:hover {
  border-color: var(--primary-dark);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.intro-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.intro-card h3 {
  font-size: 1.2rem;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.intro-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* ---------- Image Section ---------- */
.image-section {
  position: relative;
}

.image-card-link {
  display: block;
  text-decoration: none;
  color: inherit;
}

.image-card {
  max-width: 800px;
  margin: 0 auto;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.image-card:hover {
  border-color: var(--primary-dark);
  box-shadow: var(--shadow-glow);
  transform: translateY(-4px);
}

.image-wrapper {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
}

.section-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.robot-card .section-image {
  object-fit: contain;
  background-color: var(--bg-dark);
}

.image-card:hover .section-image {
  transform: scale(1.05);
}

.image-overlay-card {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
}

.image-card:hover .image-overlay-card {
  opacity: 1;
}

.overlay-text {
  color: #fff;
  font-size: 1.2rem;
  font-weight: 600;
  padding: 12px 28px;
  border: 2px solid #fff;
  border-radius: 50px;
  backdrop-filter: blur(4px);
  background: rgba(0, 0, 0, 0.3);
}

.image-caption {
  padding: 24px 28px;
  text-align: center;
}

.image-caption h3 {
  font-size: 1.2rem;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.image-caption p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* ---------- Page Hero (robot.html) ---------- */
.page-hero {
  position: relative;
  height: 50vh;
  min-height: 350px;
  display: flex;
  align-items: center;
  overflow: hidden;
  margin-top: var(--nav-height);
}

.page-hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.page-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(10, 14, 23, 0.9) 0%,
    rgba(10, 14, 23, 0.4) 100%
  );
}

.page-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
}

.page-hero-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  margin-bottom: 12px;
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-hero-subtitle {
  font-size: clamp(0.95rem, 2vw, 1.2rem);
  color: var(--text-secondary);
}

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

.about-text p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.9;
  margin-bottom: 20px;
}

/* ---------- AI Photo Intro Section ---------- */
.intro-section {
  max-width: 900px;
  margin: 0 auto;
}

.intro-title {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 24px;
  text-align: center;
}

.intro-highlight {
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.1), rgba(124, 58, 237, 0.1));
  border: 1px solid rgba(0, 212, 255, 0.3);
  border-radius: 12px;
  padding: 20px 24px;
  margin-bottom: 20px;
}

.intro-highlight p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  line-height: 1.8;
  margin-bottom: 12px;
}

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

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

.intro-emphasis {
  color: var(--accent);
  font-weight: 600;
}

.intro-context {
  color: var(--text-secondary);
  font-size: 1.05rem;
  text-align: center;
  margin-bottom: 30px;
}

.intro-divider {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  margin: 30px auto;
  border-radius: 2px;
}

.intro-subtitle {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-primary);
  text-align: center;
  margin-bottom: 30px;
}

.recommend-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 20px;
}

.recommend-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 20px;
  transition: all 0.3s ease;
}

.recommend-card:hover {
  border-color: rgba(0, 212, 255, 0.4);
  background: rgba(0, 212, 255, 0.05);
  transform: translateY(-3px);
}

.recommend-icon {
  font-size: 1.5rem;
  margin-bottom: 12px;
}

.recommend-scene {
  font-size: 1rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 16px;
  line-height: 1.4;
}

.recommend-content {
  color: var(--text-secondary);
}

.recommend-item {
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 10px;
}

.recommend-label {
  color: var(--text-primary);
  font-weight: 500;
}

.recommend-note {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.5;
  margin-bottom: 8px;
}

/* ---------- Product Grid ---------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: var(--transition);
}

.product-card:hover {
  border-color: var(--primary-dark);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.product-card.highlight {
  border-color: var(--accent);
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.08), rgba(0, 212, 255, 0.05));
}

.product-icon {
  font-size: 2.2rem;
  margin-bottom: 12px;
}

.product-card h3 {
  font-size: 1.2rem;
  margin-bottom: 4px;
}

.product-subtitle {
  color: var(--primary);
  font-size: 0.85rem;
  margin-bottom: 16px;
}

.product-features {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.product-features li {
  color: var(--text-secondary);
  font-size: 0.9rem;
  padding-left: 20px;
  position: relative;
}

.product-features li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--primary);
}

/* ---------- Advantages ---------- */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.advantage-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: var(--transition);
}

.advantage-item:hover {
  border-color: var(--primary-dark);
  box-shadow: var(--shadow-glow);
}

.advantage-num {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 2px;
  display: block;
  margin-bottom: 8px;
}

.advantage-item h4 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.advantage-item p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* ---------- Nav Card List (robot.html) ---------- */
.nav-card-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 600px;
  margin: 0 auto;
}

.nav-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 20px 24px;
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
  cursor: pointer;
}

.nav-card:hover {
  border-color: var(--primary);
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.06), rgba(124, 58, 237, 0.06));
  transform: translateX(6px);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.12);
}

.nav-card-icon {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.15), rgba(124, 58, 237, 0.15));
  color: var(--primary);
  transition: var(--transition);
}

.nav-card:hover .nav-card-icon {
  background: var(--gradient-1);
  color: #fff;
  box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

.nav-card-text {
  flex: 1;
  min-width: 0;
}

.nav-card-text h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--text-primary);
}

.nav-card-text p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.4;
}

.nav-card-arrow {
  flex-shrink: 0;
  font-size: 1.2rem;
  color: var(--text-muted);
  transition: var(--transition);
}

.nav-card:hover .nav-card-arrow {
  color: var(--primary);
  transform: translateX(4px);
}

/* ---------- Robot Dog Section ---------- */
.robot-dog-section {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.robot-dog-image-wrapper {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.robot-dog-image {
  width: 100%;
  height: auto;
  display: block;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

/* ---------- CTA Section ---------- */
.cta-section {
  padding-bottom: 80px;
}

.cta-box {
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.08), rgba(124, 58, 237, 0.08));
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: var(--radius-lg);
  padding: 60px 40px;
  text-align: center;
}

.cta-box h2 {
  font-size: 1.8rem;
  margin-bottom: 16px;
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.cta-box p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  margin-bottom: 28px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* ---------- Grid 9 (ai-photo.html) ---------- */
.grid-9 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 780px;
  margin: 0 auto;
}

.grid-9-item {
  text-align: center;
}

.grid-9-img {
  aspect-ratio: 1 / 1;
  width: 100%;
  border-radius: 16px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  transition: var(--transition);
  border: 2px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.grid-9-item:hover .grid-9-img {
  transform: scale(1.06);
  border-color: var(--primary);
  box-shadow: 0 0 30px rgba(0, 212, 255, 0.35);
}

.grid-9-title {
  margin-top: 12px;
  font-size: 1rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* ---------- Image Row (横排3图) ---------- */
.image-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 900px;
  margin: 0 auto;
}

/* 2列图片布局 */
.image-row-2col {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  max-width: 700px;
  margin: 0 auto;
}

/* 单列图片布局 */
.image-row-single {
  display: flex;
  flex-direction: column;
  gap: 30px;
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 20px;
}

.image-row-single-item {
  width: 100%;
  text-align: center;
}

.image-row-single-item img {
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: contain;
  border-radius: 12px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.image-row-single-item:hover img {
  transform: scale(1.02);
  box-shadow: 0 8px 30px rgba(0, 212, 255, 0.2);
}

/* 手机端响应式 */
@media (max-width: 768px) {
  .image-row-single {
    gap: 20px;
    padding: 0 15px;
  }
  
  .image-row-single-item img {
    border-radius: 8px;
  }
}

.image-row-item {
  text-align: center;
}

.image-row-placeholder {
  aspect-ratio: 16 / 10;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  font-weight: 800;
  color: #fff;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
  transition: var(--transition);
  border: 2px solid transparent;
}

.image-row-item:hover .image-row-placeholder {
  transform: scale(1.03);
  border-color: var(--primary);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.25);
}

.image-row-img {
  width: 100%;
  aspect-ratio: 16 / 10;
  border-radius: var(--radius);
  object-fit: cover;
  transition: var(--transition);
  border: 2px solid transparent;
}

.image-row-item:hover .image-row-img {
  transform: scale(1.03);
  border-color: var(--primary);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.25);
}

.image-row-label {
  margin-top: 10px;
  font-size: 0.95rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* ---------- Footer ---------- */
.footer {
  background: var(--bg-card);
  border-top: 1px solid var(--border-color);
  padding: 60px 0 0;
}

.footer-content {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
  padding-left: 50px;
}

.footer-logo {
  font-size: 1.3rem;
  font-weight: 700;
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
  margin-bottom: 12px;
}

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

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding: 20px 0;
  text-align: center;
}

.footer-bottom p {
  color: var(--text-muted);
  font-size: 0.8rem;
}

.footer-bottom {
  padding: 20px 0;
  text-align: center;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.6);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-icp {
  margin-bottom: 8px;
  font-size: 0.75rem;
}

.footer-beian {
  font-size: 0.75rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
}

.footer-beian .beian-logo {
  width: 16px;
  height: 16px;
  object-fit: contain;
  vertical-align: middle;
}

/* Moments 页脚服务列表样式 */
.footer-section h3 {
  font-size: 1.1rem;
  color: #00d4ff;
  margin-bottom: 16px;
}

.service-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.service-item {
  color: #a8b2c1;
  font-size: 0.9rem;
  padding: 6px 12px;
  background: rgba(0, 212, 255, 0.1);
  border-radius: 4px;
  border-left: 2px solid #00d4ff;
}

/* 关于我们四宫格样式 */
.about-section {
  text-align: center;
}

.qr-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  max-width: 400px;
  margin: 0 auto;
}

.qr-img {
  width: 160px;
  height: 160px;
  object-fit: contain;
  border-radius: 6px;
  background: #fff;
  padding: 4px;
  box-shadow: 0 2px 8px rgba(0, 212, 255, 0.2);
}

/* ============================================
   Responsive - 响应式适配
   ============================================ */

/* 平板 (≤ 1024px) */
@media (max-width: 1024px) {
  .intro-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

/* 手机 (≤ 768px) */
@media (max-width: 768px) {
  .section {
    padding: 35px 0;
  }

  .container {
    padding: 0 16px;
  }

  .section-title {
    font-size: 1.6rem;
  }

  .section-desc {
    font-size: 0.95rem;
    margin-bottom: 32px;
  }

  /* Intro Section */
  .intro-title {
    font-size: 1.4rem;
  }

  .intro-highlight {
    padding: 16px 20px;
  }

  .intro-highlight p {
    font-size: 1rem;
  }

  .recommend-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .recommend-card {
    padding: 16px;
  }

  /* Hero */
  .hero {
    min-height: 280px;
    max-height: 350px;
    padding-top: calc(3vh + 56px);
  }

  .hero-title {
    letter-spacing: 2px;
  }

  .hero-subtitle {
    letter-spacing: 4px;
  }

  .hero-desc {
    font-size: 0.9rem;
    margin-bottom: 28px;
  }

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

  .btn {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }

  /* Intro */
  .intro-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .intro-card {
    padding: 28px 20px;
  }

  /* Image cards */
  .image-wrapper {
    aspect-ratio: 4 / 3;
  }

  .image-caption {
    padding: 18px 20px;
  }

  .image-overlay-card {
    opacity: 1;
    background: rgba(0, 0, 0, 0.4);
    align-items: center;
    justify-content: center;
  }

  .overlay-text {
    font-size: 0.85rem;
    padding: 6px 16px;
    border-width: 1px;
  }

  /* Page Hero */
  .page-hero {
    min-height: 280px;
  }

  /* Product Grid */
  .product-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .product-card {
    padding: 24px 20px;
  }

  /* Advantages */
  .advantages-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  /* Grid 9 - 手机保持3列 */
  .grid-9 {
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
  }

  .grid-9-img {
    font-size: 2.2rem;
    border-radius: 12px;
  }

  .grid-9-title {
    font-size: 0.85rem;
    margin-top: 8px;
  }

  /* Image Row - 手机保持3列 */
  .image-row {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
  }

  /* 2列布局 - 手机端保持2列 */
  .image-row-2col {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .image-row-img {
    aspect-ratio: 1 / 1;
  }

  .image-row-label {
    font-size: 0.8rem;
    margin-top: 6px;
  }

  .image-row-placeholder {
    font-size: 1.2rem;
  }

  /* CTA */
  .cta-box {
    padding: 40px 24px;
  }

  .cta-box h2 {
    font-size: 1.4rem;
  }

  /* Footer */
  .footer-content {
    grid-template-columns: 1fr;
    gap: 32px;
    padding-left: 20px;
  }

  .qr-grid {
    max-width: 400px;
  }

  .qr-img {
    width: 160px;
    height: 160px;
  }

  .footer {
    padding: 40px 0 0;
  }
}

/* 小屏手机 (≤ 480px) */
@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 0.95rem;
    letter-spacing: 3px;
  }

  .nav-logo {
    font-size: 1.1rem;
  }

  .nav-link {
    padding: 6px 12px;
    font-size: 0.8rem;
  }

  .section-title {
    font-size: 1.4rem;
  }

  .image-overlay-card {
    background: rgba(0, 0, 0, 0.5);
  }

  .overlay-text {
    font-size: 0.75rem;
    padding: 5px 12px;
    border-width: 1px;
  }
}

/* ============================================
   精彩瞬间按钮和时间轴样式
   ============================================ */

/* 精彩瞬间按钮 */
.moments-btn {
  display: inline-block;
  padding: 16px 40px;
  background: var(--gradient-1);
  color: var(--text-primary);
  text-decoration: none;
  border-radius: var(--radius-lg);
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 2px;
  transition: all var(--transition);
  box-shadow: var(--shadow-glow);
  border: none;
  cursor: pointer;
}

.moments-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 40px rgba(0, 212, 255, 0.3);
}

.moments-btn-container {
  text-align: center;
  padding: 40px 0;
  margin-top: 40px;
}

/* ============================================
   时间轴页面样式 (moments.html)
   ============================================ */

.moments-page {
  min-height: calc(100vh - var(--nav-height));
  padding: 80px 20px 60px;
}

.moments-hero {
  text-align: center;
  padding: 60px 0 40px;
}

.moments-hero h1 {
  font-size: 2.8rem;
  color: var(--primary);
  margin-bottom: 20px;
  letter-spacing: 4px;
  font-weight: 700;
}

.moments-hero p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.8;
}

/* 时间轴容器 */
.timeline-container {
  max-width: var(--max-width);
  margin: 60px auto;
  position: relative;
}

/* 时间轴线 */
.timeline-line {
  position: absolute;
  left: 33.33%;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--gradient-1);
  transform: translateX(-50%);
}

/* 时间轴节点 */
.timeline-node {
  position: absolute;
  left: 33.33%;
  width: 16px;
  height: 16px;
  background: var(--primary);
  border-radius: 50%;
  border: 3px solid var(--bg-dark);
  box-shadow: 0 0 20px var(--primary);
  transform: translateX(-50%);
  z-index: 10;
}

/* 时间轴项目 */
.timeline-item {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 40px;
  margin-bottom: 80px;
  position: relative;
}

.timeline-item:last-child {
  margin-bottom: 40px;
}

/* 左侧日期和简介 */
.timeline-date {
  padding-right: 30px;
  text-align: right;
}

.timeline-date .date {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 12px;
  letter-spacing: 1px;
}

.timeline-date .location {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.6;
  padding-left: 20px;
}

/* 右侧图片 */
.timeline-image {
  padding-left: 30px;
}

.timeline-image-placeholder {
  width: 280px;
  aspect-ratio: 3/4;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 2px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 1.2rem;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.timeline-image-placeholder::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-2);
  opacity: 0.5;
}

.timeline-image-placeholder span {
  position: relative;
  z-index: 1;
}

.timeline-image-placeholder:hover {
  border-color: var(--primary);
  transform: translateY(-5px);
  box-shadow: var(--shadow-glow);
}

/* 实际图片样式 */
.timeline-image img {
  width: 280px;
  aspect-ratio: 3/4;
  object-fit: cover;
  border-radius: var(--radius-lg);
  border: 2px solid var(--border-color);
  transition: all var(--transition);
}

.timeline-image img:hover {
  border-color: var(--primary);
  transform: translateY(-5px);
  box-shadow: var(--shadow-glow);
}

/* 响应式设计 - 平板 */
@media (max-width: 1024px) {
  .moments-hero h1 {
    font-size: 2.2rem;
  }

  .timeline-container {
    padding: 0 20px;
  }

  .timeline-date .date {
    font-size: 1.4rem;
  }

  .timeline-image-placeholder,
  .timeline-image img {
    width: 220px;
  }
}

/* 响应式设计 - 手机 */
@media (max-width: 768px) {
  .moments-page {
    padding: 60px 15px 40px;
  }

  .moments-hero {
    padding: 40px 0 30px;
  }

  .moments-hero h1 {
    font-size: 1.8rem;
    letter-spacing: 2px;
  }

  .moments-hero p {
    font-size: 1rem;
    padding: 0 15px;
  }

  /* 时间轴保持左右布局，缩小尺寸 */
  .timeline-item {
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-bottom: 40px;
  }

  /* 时间轴线保持在中间 */
  .timeline-line {
    left: 50%;
    transform: translateX(-50%);
  }

  .timeline-node {
    left: 50%;
    transform: translateX(-50%);
    width: 12px;
    height: 12px;
  }

  /* 日期和简介 */
  .timeline-date {
    padding-right: 15px;
    text-align: right;
    padding-left: 0;
  }

  .timeline-date::before {
    display: none;
  }

  .timeline-date .date {
    font-size: 1rem;
    margin-bottom: 8px;
  }

  .timeline-date .location {
    font-size: 0.85rem;
    padding-left: 0;
  }

  /* 图片 */
  .timeline-image {
    padding-left: 0;
    padding-right: 15px;
  }

  .timeline-image-placeholder,
  .timeline-image img {
    width: 140px;
    height: auto;
  }

  .moments-btn {
    padding: 14px 32px;
    font-size: 1rem;
  }

  .moments-btn-container {
    padding: 30px 0;
    margin-top: 30px;
  }
}

/* 小屏手机 */
@media (max-width: 480px) {
  .moments-hero h1 {
    font-size: 1.5rem;
  }

  .timeline-date .date {
    font-size: 1.1rem;
  }

  .timeline-date .location {
    font-size: 0.95rem;
  }

  .timeline-image-placeholder,
  .timeline-image img {
    width: 140px;
  }

  .timeline-image-placeholder {
    font-size: 1rem;
  }
}

/* ========== 复古美拍机/答题扭蛋机单列图片布局 ========== */
.photobooth-full-image {
  width: 100%;
  margin-bottom: 30px;
  border-radius: 8px;
  overflow: hidden;
}

.photobooth-full-image img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  border-radius: 8px;
}

.image-caption {
  text-align: center;
  color: #b8c5d6;
  font-size: 0.95rem;
  margin-top: 12px;
  padding: 8px 0;
}

/* 手机端适配 */
@media (max-width: 768px) {
  .photobooth-full-image {
    margin-bottom: 20px;
  }

  .image-caption {
    font-size: 0.85rem;
    margin-top: 8px;
  }
}