/* LemonAI Main Styles */

/* 字体引入 */
@font-face {
  font-family: 'Ubuntu';
  src: url('../ttf/Ubuntu-Medium.ttf') format('truetype');
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'NotoSans';
  src: url('../ttf/NotoSans-Regular.ttf') format('truetype');
  font-style: normal;
  font-display: swap;
}

html {
  scroll-behavior: smooth;
  overscroll-behavior: none;
  /* 隐藏滚动条 - Firefox */
  scrollbar-width: none;
  /* 隐藏滚动条 - IE/Edge */
  -ms-overflow-style: none;
}

/* 隐藏滚动条 - Webkit (Chrome, Safari, Opera) */
html::-webkit-scrollbar,
body::-webkit-scrollbar {
  display: none;
  width: 0;
  height: 0;
}

/* Breadcrumb Styles */
.breadcrumb {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  padding: 8px 0;
  margin-top: 80px;
  border-bottom: 1px solid rgba(255, 215, 0, 0.1);
}

.breadcrumb-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.breadcrumb-list {
  display: flex;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.675rem;
}

.breadcrumb-item {
  display: flex;
  align-items: center;
}

.breadcrumb-item:not(:last-child)::after {
  content: '›';
  margin: 0 8px;
  color: rgba(45, 55, 72, 0.5);
}

.breadcrumb-link {
  color: rgba(45, 55, 72, 0.7);
  text-decoration: none;
  transition: color 0.3s ease;
}

.breadcrumb-link:hover {
  color: rgb(255, 215, 0);
}

.breadcrumb-current {
  color: rgb(255, 215, 0);
  font-weight: 600;
}

/* Lazy loading placeholder */
.lazy-image {
  opacity: 0;
  transition: opacity 0.3s ease;
}

.lazy-image.loaded {
  opacity: 1;
}

/* Language Selector Styles */
.nav-right .language-selector {
  position: relative;
  display: flex;
  align-items: center;
}

/* Desktop Language Selector - Show on larger screens */
@media (min-width: 769px) {
  .nav-right .language-selector {
    display: flex !important;
  }
}

.nav-right .language-btn {
  display: flex;
  align-items: center;
  width: 95px;
  height: 38px;
  line-height: 1;
  border-radius: 8px;
  background-color: rgba(249,249,251,1);
  color: rgba(16,16,16,1);
  font-size: 12px;
  text-align: center;
  font-family: PingFangSC-regular;
  border: 1px solid rgba(224,224,224,1);
  cursor: pointer;
  justify-content: center;
  gap: 6px;
}

/* .nav-right .language-btn:hover {
  border-color: rgba(255, 215, 0, 0.5);
  background: rgba(255, 215, 0, 0.1);
  color: #1a202c;
  transform: translateY(-1px);
} */

.nav-right .language-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  background: white;
  border: 2px solid rgba(255, 215, 0, 0.2);
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
  backdrop-filter: blur(20px);
  z-index: 10001;
  width: max-content;
  max-height: 400px;
  overflow-y: auto;
  display: none;
  margin-top: 8px;
}

.nav-right .language-dropdown.show {
  display: block;
}

.language-option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  cursor: pointer;
  font-size: 10.5px;
  color: #2d3748;
  transition: all 0.3s ease;
  border-bottom: 1px solid rgba(255, 215, 0, 0.1);
}

.language-option:last-child {
  border-bottom: none;
}

.language-option:hover {
  background: rgba(255, 215, 0, 0.1);
}

.language-option.active {
  background: rgba(255, 215, 0, 0.15);
  color: rgb(22, 163, 74);
  font-weight: 600;
}

.language-checkmark {
  color: rgb(22, 163, 74);
  font-weight: 700;
  font-size: 12px;
  margin-left: 8px;
}

.language-flag {
  font-size: 12px;
}

/* Mobile Language Selector */
.mobile-language-selector {
  padding: 16px 20px;
  border-top: 1px solid rgba(255, 215, 0, 0.1);
  margin-top: 10px;
}

.mobile-language-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 215, 0, 0.1);
  border: 1px solid rgba(255, 215, 0, 0.3);
  line-height: 1;
}

.mobile-language-dropdown {
  top: 100%;
  right: 0;
  left: 0;
  margin-top: 8px;
  position: relative;
  width: 100%;
}

/* RTL Support */
.rtl {
  direction: rtl;
}

.rtl .language-dropdown {
  right: auto;
  left: 0;
}

/* Critical above-the-fold styles only */
body {
  margin: 0;
  padding: 0;
  overscroll-behavior-y: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  font-family: 'NotoSans', sans-serif;
  background: rgba(255, 255, 255, 1);
  color: rgba(0,0,0,1);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* 背景层 - 只在高度 1365px 内显示 */
body::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1365px;
  background: linear-gradient(180deg, rgba(229,249,255,1) 2%, rgba(255,255,255,0) 100%);
  z-index: -1;
  pointer-events: none;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* Critical navbar styles */
.navbar {
  display: flex;
  justify-content: space-between;
  height: 80px;
  align-items: center;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  box-shadow: none;
  padding-left: 108px;
  padding-right: 101px;
  background-color: transparent;
  border: none;
  transition: all 0.3s ease;
}

/* 滚动时的navbar样式 */
.navbar.scrolled {
  background-color: transparent;
  backdrop-filter: blur(25px);
  -webkit-backdrop-filter: blur(25px);
  border-bottom: 1px solid rgba(224,224,224,0.3);
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.nav-left-section{
    display: flex;
    align-items: center;
    gap: 116px;
}

.nav-left {
  font-size: 1.5rem;
  font-weight: 900;
  background: linear-gradient(45deg, rgb(255, 215, 0), #ffd700, rgb(255, 215, 0));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 0 30px rgba(255, 215, 0, 0.5);
  animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
  from { filter: drop-shadow(0 0 10px rgba(255, 215, 0, 0.5)); }
  to { filter: drop-shadow(0 0 20px rgba(255, 215, 0, 0.8)); }
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 9px;
}

.nav-center{
    display: flex;
    gap: 86px;
}

.nav-center a {
  text-decoration: none;
  color: #2d3748;
  font-weight: 600;
  font-size: 12px;
  transition: all 0.3s ease;
  position: relative;
  padding: 8px 16px;
  border-radius: 8px;
}

.nav-center a::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, rgb(255, 215, 0), rgb(22, 163, 74));
  transition: width 0.3s ease;
  border-radius: 1px;
}

.nav-center a:hover {
  color: #1a202c;
  background: rgba(255, 215, 0, 0.1);
  transform: translateY(-1px);
}

.nav-center a:hover::after {
  width: 70%;
}

.nav-right a {
  text-decoration: none;
  color: #2d3748;
  font-weight: 600;
  font-size: 11.25px;
  transition: all 0.3s ease;
  position: relative;
  padding: 8px 16px;
  border-radius: 8px;
}

.nav-right a:hover {
  color: #1a202c;
  background: rgba(255, 215, 0, 0.1);
  transform: translateY(-1px);
}

.nav-right .get-started {
  background: linear-gradient(135deg, rgb(255, 215, 0), #ffd700);
  color: rgb(22, 163, 74);
  padding: 10px 20px;
  border-radius: 12px;
  font-weight: 700;
  font-size: 10.5px;
  box-shadow: 0 4px 15px rgba(255, 215, 0, 0.3);
  transition: all 0.3s ease;
  border: none;
}

.nav-right .get-started:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 25px rgba(255, 215, 0, 0.5);
  background: linear-gradient(135deg, #ffd700, rgb(255, 215, 0));
}

.navLogin{
  width: 95px;
  height: 38px;
  border-radius: 8px;
  background-color: rgba(255,226,93,1);
  color: rgba(0,0,0,1);
  font-size: 14px;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* 用户信息样式 */
.user-info {
  display: flex;
  align-items: center;
  gap: 15px;
}

.user-name {
  color: #2d3748;
  font-weight: 600;
  font-size: 11.25px;
}

.logout-btn {
  background: rgba(45, 55, 72, 0.1);
  color: #2d3748;
  border: 2px solid rgba(45, 55, 72, 0.2);
  padding: 8px 16px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 10.5px;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
}

.logout-btn:hover {
  background: rgba(45, 55, 72, 0.8);
  color: white;
  border-color: rgba(45, 55, 72, 0.8);
  transform: translateY(-1px);
}

.main {
  /*
  padding-top: 0;
  padding-bottom: 0;
  text-align: center;
  z-index: 5;
  height: 100vh;
  */
  padding-left: 108px;
  padding-right: 103px;
  padding-top: 173px;
}

/* Hero Content 左右布局 */
.hero-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 40px;
}

.hero-left {
  flex: 1;
}

.hero-right {
  flex: 0 0 434.25px;
}

/* 视频预览容器 */
.video-preview {
  position: relative;
  width: 434.25px;
  height: 266.25px;
  border-radius: 31px;
  background-color: rgba(229,229,229,1);
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.video-preview:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.video-thumbnail {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.play-button {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.5);
  transition: all 0.3s ease;
}

.play-button:hover {
  background: rgba(0, 0, 0, 0.7);
  transform: translate(-50%, -50%) scale(1.1);
}

.play-button svg {
  width: 46px;
  height: 57px;
}

.main h1 {
  font-size: 52.5px;
  font-weight: 500;
  color: rgba(0,0,0,1);;
  line-height: 1.1;
  font-family: 'Ubuntu', sans-serif;
  word-spacing: 5px;
}

.main h1 span {
  color: #2d3748;
}

@keyframes sparkle {
  0%, 100% { filter: brightness(1); }
  50% { filter: brightness(1.5) saturate(1.5); }
}

.main p {
  margin-top: 54px;
  font-size: 15px;
  color: rgba(162,162,162,1);
  font-weight: 400;
  max-width: 600px;
  line-height: 1.6;
  font-family: 'NotoSans', sans-serif;
}

.input-container {
  margin-top: 37px;
  position: relative;
  display: flex;
  justify-content: center;
}

.input-box {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  padding: 20px;
  width: 900px;
  height: 152px;
  position: relative;
  transition: all 0.3s ease;


  border: 1px solid rgba(236,236,236,1);
  font-family: 'NotoSans', sans-serif;
  box-shadow: 0px 1px 40px 0px rgba(216,226,229,1);
  border-radius: 16px;
  background-color: rgba(255,255,255,1);
  color: rgba(255,255,255,1);
}

.input-box:hover {
  /* transform: translateY(-5px);
  box-shadow: 0 25px 70px rgba(255, 215, 0, 0.3), 
              0 0 0 1px rgba(255, 215, 0, 0.5),
              inset 0 1px 0 rgba(255, 255, 255, 0.3);
  border-color: rgba(22, 163, 74, 0.2); */
}

.input-box textarea {
  width: 100%;
  height: calc(100% - 20px);
  padding: 2px 0 0 4px;
  font-size: 0.825rem;
  border: none;
  outline: none;
  background: transparent;
  color: #333;
  border-radius: 15px;
  font-weight: 500;
  resize: none;
  font-family: 'Segoe UI', sans-serif;
  line-height: 1.5;
}

.input-box textarea::placeholder {
  color: #666;
  line-height: 1.5;
  vertical-align: middle;
}

.input-box button {
  border: none;
  cursor: pointer;
  font-weight: bold;
  position: absolute;
  bottom: 20px;
  right: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  width: 43px;
  height: 43px;
  border-radius: 8px;
  background-color: rgba(250,215,37,1);
}

.input-box button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  transition: left 0.5s ease;
}

.input-box button:hover {
  transform: scale(1.1) translateY(-2px);
  box-shadow: 0 10px 30px rgba(255, 215, 0, 0.6);
  background: linear-gradient(135deg, #ffd700, rgb(255, 215, 0), #ffd700);
}

.input-box button:hover::before {
  left: 100%;
}

.input-box button:active {
  transform: scale(0.98);
}

/* Popular Use Cases Section */
.use-cases-section {
  padding: 80px 108px;
  padding-top: 20px;
  max-width: 1400px;
  margin: 0 auto;
}

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

.use-cases-title {
  font-size: 36px;
  font-weight: 500;
  color: rgba(0, 0, 0, 1);
  margin-bottom: 16px;
  font-family: 'Ubuntu', sans-serif;
}

.use-cases-subtitle {
  font-size: 15px;
  color: rgba(162, 162, 162, 1);
  font-weight: 400;
  font-family: 'NotoSans', sans-serif;
}

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

.use-case-card {
  height: 72px;
  line-height: 20px;
  border-radius: 16px;
  font-size: 10.5px;
  text-align: center;
  box-shadow: 0px 1px 10px 0px rgba(0, 0, 0, 0.03);
  font-family: 'NotoSans', sans-serif;
  border: 3px solid rgba(255, 255, 255, 1);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  cursor: pointer;
}

.use-case-card span {
  font-size: 16px;
  font-weight: 500;
}

.use-case-card.style-1 {
  background-color: rgba(255, 250, 228, 1);
  color: rgba(0, 0, 0, 1);
}

.use-case-card.style-2 {
  background-color: rgba(219, 236, 222, 1);
  color: rgba(0, 0, 0, 1);
}

.use-case-card:hover {
  transform: translateY(-5px);
  box-shadow: 0px 8px 20px 0px rgba(0, 0, 0, 0.1);
}

/* 装饰性元素 */
.decoration {
  position: absolute;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(255, 215, 0, 0.1), rgba(22, 163, 74, 0.1));
  animation: float 15s ease-in-out infinite;
}

.decoration:nth-child(1) {
  width: 100px;
  height: 100px;
  top: 20%;
  left: 10%;
  animation-delay: 0s;
}

.decoration:nth-child(2) {
  width: 150px;
  height: 150px;
  top: 60%;
  right: 15%;
  animation-delay: -5s;
}

.decoration:nth-child(3) {
  width: 80px;
  height: 80px;
  top: 30%;
  right: 25%;
  animation-delay: -10s;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0) rotate(0deg);
  }
  25% {
    transform: translateY(-20px) rotate(90deg);
  }
  50% {
    transform: translateY(-10px) rotate(180deg);
  }
  75% {
    transform: translateY(-30px) rotate(270deg);
  }
}

/* Community Data Styles */
.community-section {
  margin: 0 auto;
  padding: 80px 108px 0px 108px;
  position: relative;
  z-index: 5;
  width: 100%;
  box-sizing: border-box;
  min-height: 100vh;
}

.community-header {
  text-align: center;
  margin-bottom: 60px;
}

.community-title {
  font-size: 36px;
  font-weight: 500;
  color: rgba(0, 0, 0, 1);
  margin-bottom: 16px;
  font-family: 'Ubuntu', sans-serif;
}

.community-subtitle {
  font-size: 15px;
  color: rgba(162, 162, 162, 1);
  font-weight: 400;
  font-family: 'NotoSans', sans-serif;
  max-width: 700px;
  margin: 0 auto;
  line-height: 1.6;
}

.community-filters {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 60px;
  flex-wrap: wrap;
}

.sort-dropdown {
  position: relative;
}

.sort-select {
  width: 220px;
  height: 50px;
  line-height: 20px;
  border-radius: 14px;
  color: rgba(16,16,16,1);
  font-size: 14px;
  text-align: left;
  font-family: "NotoSans", sans-serif;
  border: 1px solid rgba(226,226,226,1);
  padding: 8px 10px;
  padding-right: 40px;
  cursor: pointer;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  background-image: url('data:image/svg+xml;charset=UTF-8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 32" width="16" height="20"><path d="M15.811 23.47c-0.252-0.060-0.47-0.185-0.641-0.356l-10.685-10.685c-0.521-0.521-0.521-1.365 0-1.886s1.365-0.521 1.886 0l9.746 9.746 9.745-9.745c0.521-0.521 1.365-0.521 1.886 0s0.521 1.365 0 1.886l-10.685 10.685c-0.339 0.339-0.816 0.458-1.251 0.355z" fill="rgba(0,0,0,1)"/></svg>');
  background-repeat: no-repeat;
  background-position: right 20px center;
  background-size: 16px 20px;
}

.filter-btn {
  background: rgba(255, 255, 255, 0.95);
  border: 2px solid rgba(255, 215, 0, 0.2);
  padding: 14px 28px;
  border-radius: 30px;
  font-size: 0.75rem;
  font-weight: 600;
  color: #2d3748;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(15px);
  position: relative;
  overflow: hidden;
}

.filter-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 215, 0, 0.3), transparent);
  transition: left 0.6s ease;
}

.filter-btn:hover,
.filter-btn.active {
  background: linear-gradient(135deg, rgb(255, 215, 0), #ffd700);
  color: rgb(22, 163, 74);
  border-color: transparent;
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 15px 35px rgba(255, 215, 0, 0.4);
}

.filter-btn:hover::before,
.filter-btn.active::before {
  left: 100%;
}

.community-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  margin-bottom: 60px;
  width: 100%;
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
}

.community-card {
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.98), rgba(255, 255, 255, 0.95));
  backdrop-filter: blur(25px);
  border-radius: 24px;
  padding: 0;
  border: 2px solid transparent;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
  min-width: 0;
  max-width: 100%;
  cursor: pointer;
}

.community-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: linear-gradient(90deg, rgb(255, 215, 0), rgb(22, 163, 74));
  opacity: 0;
  transition: opacity 0.4s ease;
}

.community-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(255, 215, 0, 0.03), rgba(22, 163, 74, 0.03));
  opacity: 0;
  transition: opacity 0.4s ease;
}

.community-card:hover {
  transform: translateY(-12px) scale(1.02);
  box-shadow: 0 25px 50px rgba(255, 215, 0, 0.15);
  border-color: rgba(255, 215, 0, 0.3);
}

.community-card:hover::before,
.community-card:hover::after {
  opacity: 1;
}

.community-card:hover .card-overlay {
  opacity: 1;
  visibility: visible;
}

.card-image {
  width: 100%;
  height: 200px;
  background: linear-gradient(135deg, rgba(255, 215, 0, 0.1), rgba(22, 163, 74, 0.1));
  border-radius: 24px 24px 0 0;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
  min-width: 0;
  max-width: 100%;
}

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

.card-description-area {
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.card-description-text {
  color: rgba(45, 55, 72, 0.8);
  font-size: 0.675rem;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-content {
  padding: 18px;
  position: relative;
  z-index: 2;
}

.card-header {
  margin-bottom: 10px;
}

.card-title {
  font-size: 12px;
  font-weight: 500;
  color: rgba(0,0,0,1);
  line-height: 26px;
  font-family: 'NotoSans', sans-serif;
  text-align: left;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-author {
  font-size: 0.675rem;
  background: linear-gradient(135deg, rgba(255, 215, 0, 0.9), rgba(255, 215, 0, 0.7));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 600;
}

.card-recommend {
  background: linear-gradient(135deg, rgb(255, 215, 0), #ffd700);
  color: rgb(22, 163, 74);
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 0.6rem;
  font-weight: 700;
  text-transform: capitalize;
  letter-spacing: 1px;
  box-shadow: 0 4px 15px rgba(255, 215, 0, 0.3);
  position: relative;
  overflow: hidden;
}

.card-recommend::before {
  content: '⭐';
  margin-right: 6px;
}

.card-date {
  line-height: 23px;
  color: rgba(154,154,154,1);
  font-size: 10.5px;
  font-family: "NotoSans", sans-serif;
}

.card-date-bottom {
  position: absolute;
  top: calc(-200px + 10px);
  right: 23px;
  margin: 0;
  padding: 0;
  border: none;
  z-index: 10;
}

/* 卡片悬浮蒙层 */
.card-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 20px;
  padding: 0 20px 20px 20px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  border-radius: 24px;
  z-index: 10;
}

.overlay-btn {
  padding: 12px 24px;
  border-radius: 20px;
  font-size: 0.675rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  text-transform: capitalize;
  letter-spacing: 0.5px;
  min-width: 100px;
}

.overlay-btn.remix {
  background: #2d3748;
  color: white;
  border: 2px solid #2d3748;
}

.overlay-btn.remix:hover {
  background: #1a202c;
  border-color: #1a202c;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(45, 55, 72, 0.3);
}

.overlay-btn.replay {
  background: white;
  color: #2d3748;
  border: 2px solid white;
}

.overlay-btn.replay:hover {
  background: #f7fafc;
  border-color: #f7fafc;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(255, 255, 255, 0.3);
}

.card-stats {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 215, 0, 0.1);
}

.stat-item {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 6px;
  flex: 1;
  justify-content: center;
}

.stat-label {
  font-family: "NotoSans", sans-serif;
  line-height: 25px;
  color: rgba(154,154,154,1);
  font-size: 9px;

}

.stat-number {
  font-size: 0.6rem;
  font-weight: 600;
  color: rgba(45, 55, 72, 0.9);
}

.stat-remixes .stat-number {
  color: #246B35;
}

.stat-experience .stat-number {
  color: #246B35;
}

.stat-evolving .stat-number {
  color: #246B35;
}

.loading-skeleton {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.skeleton-card {
  background: rgba(0, 0, 0, 0.05);
  border-radius: 24px;
  height: 380px;
  position: relative;
  overflow: hidden;
  animation: skeleton-pulse 1.5s ease-in-out infinite alternate;
  padding: 0;
  border: 2px solid transparent;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
  backdrop-filter: blur(25px);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  min-width: 0;
  max-width: none;
}

@keyframes skeleton-pulse {
  0% { opacity: 0.6; }
  100% { opacity: 1; }
}

.skeleton-loading {
  animation: skeleton-pulse 1.5s ease-in-out infinite alternate;
  pointer-events: none;
}

.skeleton-loading .card-image {
  background: rgba(0, 0, 0, 0.05) !important;
}

.skeleton-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 200px;
  background: rgba(0, 0, 0, 0.08);
  border-radius: 24px 24px 0 0;
}

.skeleton-card::after {
  content: '';
  position: absolute;
  bottom: 15px;
  left: 18px;
  right: 18px;
  height: 30px;
  background: rgba(0, 0, 0, 0.06);
  border-radius: 8px;
}

.skeleton-content {
  padding: 18px;
  position: absolute;
  bottom: 50px;
  left: 0;
  right: 0;
}

.skeleton-title {
  height: 20px;
  background: rgba(0, 0, 0, 0.1);
  border-radius: 6px;
  margin-bottom: 8px;
  width: 85%;
}

.skeleton-date {
  height: 14px;
  background: rgba(0, 0, 0, 0.06);
  border-radius: 4px;
  width: 40%;
}

@keyframes pulse {
  0% { opacity: 0.6; }
  100% { opacity: 1; }
}

/* Show More 按钮样式 */
.show-more-container {
  display: flex;
  justify-content: center;
  margin-top: 40px;
  margin-bottom: 60px;
}

.show-more-btn {
  line-height: 37px;
  background-color: unset;
  color: rgba(154,154,154,1);
  font-size: 18px;
  font-family: "NotoSans", sans-serif;
  border: unset;
  text-align: center;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.show-more-btn::after {
  content: '';
  width: 16px;
  height: 20px;
  margin-top: -10px;
  background-image: url('data:image/svg+xml;charset=UTF-8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 32" width="16" height="20"><path d="M15.811 23.47c-0.252-0.060-0.47-0.185-0.641-0.356l-10.685-10.685c-0.521-0.521-0.521-1.365 0-1.886s1.365-0.521 1.886 0l9.746 9.746 9.745-9.745c0.521-0.521 1.365-0.521 1.886 0s0.521 1.365 0 1.886l-10.685 10.685c-0.339 0.339-0.816 0.458-1.251 0.355z" fill="rgba(154,154,154,1)"/></svg>');
  background-repeat: no-repeat;
  background-size: contain;
  background-position: center;
}


.btn-loading {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-loading::after {
  content: '';
  width: 16px;
  height: 16px;
  border: 2px solid transparent;
  border-top: 2px solid currentColor;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Use Cases Section Styles */
.use-case-card {
  padding: 20px;
  border-radius: 12px;
  transition: all 0.3s ease;
  cursor: pointer;
}

.use-case-card.style-1,
.use-case-card.style-2 {
  background-color: rgba(255,255,255,1) !important;
  color: rgba(0,0,0,1);
  box-shadow: 0px 1px 10px 0px rgba(0,0,0,0.03);
  border: unset;
}

.use-case-card.style-1:hover,
.use-case-card.style-2:hover {
  background-color: rgba(250,215,37,1) !important;
  color: rgba(0,0,0,1);
  box-shadow: 0px 1px 20px 0px rgba(0,0,0,0.1);
}

/* Pricing Section Styles */
.pricing-section {
  padding: 121px 103px 100px 108px;
  position: relative;
  z-index: 5;
}

/* 从 Pricing 到 FAQ 的背景渐变 */
.pricing-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100vw;
  height: calc(100% + 1200px);
  background: linear-gradient(180deg, rgba(255,255,255,1) 0%, rgba(229,249,255,1) 100%);
  z-index: -100;
  pointer-events: none;
}

.pricing-header {
  text-align: center;
  margin-bottom: 60px;
}

.pricing-title {
  font-size: 36px;
  font-weight: 500;
  color: rgba(0, 0, 0, 1);
  margin-bottom: 16px;
  font-family: 'Ubuntu', sans-serif;
}

.pricing-subtitle {
  font-size: 15px;
  color: rgba(162, 162, 162, 1);
  font-weight: 400;
  font-family: 'NotoSans', sans-serif;
  max-width: 700px;
  margin: 0 auto 37px auto;
  line-height: 1.6;
}

/* Toggle Switch */
.pricing-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 37px;
  border-radius: 46px 46px 46px 46px;
  background-color: rgba(236,236,236,1);
  color: rgba(16,16,16,1);
  font-size: 22.5px;
  padding: 10px;
}
.pricing-toggle-container{
  display: flex;
  align-items: center;
  justify-content: center;
}

.toggle-label {
  font-size: 16px;
  font-weight: 500;
  color: #101010;
  transition: all 0.3s ease;
  cursor: pointer;
}

.toggle-label.monthly { 
  margin-right: 30px;
}
.toggle-label.yearly {
  margin-right: 20px;
}


.toggle-label.active {
  border-radius: 36px 36px 36px 36px;
  background-color: rgba(250,215,37,1);
  color: rgba(16,16,16,1);
  padding: 8px 16px;
  font-family: 'NotoSans', sans-serif;
}
.toggle-label.yearly.active{
  margin-right: 0px!important;
}
.toggle-label.monthly.active{
  margin-left: 0px!important;
}
.toggle-label.monthly{
  margin-left: 20px!important;
}

.toggle-switch {
  width: 60px;
  height: 30px;
  background: rgba(255, 255, 255, 0.9);
  border-radius: 15px;
  position: relative;
  cursor: pointer;
  transition: all 0.3s ease;
  border: 2px solid rgba(255, 215, 0, 0.3);
}

.toggle-slider {
  width: 24px;
  height: 24px;
  background: linear-gradient(135deg, rgb(255, 215, 0), #ffd700);
  border-radius: 50%;
  position: absolute;
  top: 1px;
  left: 1px;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(255, 215, 0, 0.3);
}

.toggle-switch.yearly .toggle-slider {
  transform: translateX(30px);
}

.save-badge {
  color:#246B35;
  margin-left: 10px;
}

/* Pricing Cards */
.pricing-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 60px;
}

.pricing-card {
  background-color: rgba(236,236,236,1);
  backdrop-filter: blur(25px);
  border-radius: 16px;
  padding: 20px;
  padding-bottom: 0px;
  border: 2px solid transparent;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.pricing-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 50px rgba(255, 215, 0, 0.15);
  border-color: rgba(255, 215, 0, 0.3);
}

.pricing-card.popular {
  min-height: calc(100% + 20px);
  align-self: end;
  padding-top: 44px;
  overflow: visible;
}

.pricing-card.popular:hover {
  transform: translateY(-8px);
}

.popular-badge {
  position: absolute;
  top: 0;
  right: 0;
  transform: translateY(-50%);
  background-color: rgba(36,107,53,1);
  color: rgba(255,255,255,1);
  padding: 8px 20px;
  border-radius: 30px 30px 0px 30px;
  font-size: 10.5px;
  font-weight: 700;
}

.card-header {
  text-align: center;
  margin-bottom: 22px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.plan-name-wrapper {
  width: 100px;
  height: 100px;
}

.plan-name {
  font-size: 20px;
  font-weight: 700;
  color: rgba(0,0,0,1);
  position: relative;
  left: 32px;
  top: 35px;
  z-index: 2;
  text-align: left;
}

.pricing-card.popular .plan-name {
  top: 35px;
}

.plan-badge-img {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
  width: 100px;
  height: 100px;
}

.pricing-card.popular .plan-badge-img {
  top: 21px;
}

.plan-price {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 4px;
}

.price-amount {
  font-size: 48px;
  font-weight: 900;
  font-family: 'Ubuntu', sans-serif;
  color: rgba(0,0,0,1);
  display: inline-block;
  position: relative;
}

.price-number {
  display: inline-block;
  transition: all 0.3s ease;
}

.price-period {
  font-size: 0.75rem;
  color: rgba(45, 55, 72, 0.6);
  font-weight: 500;
}

.yearly-total {
  margin-top: 6px;
  font-size: 0.6375rem;
  color: rgba(45, 55, 72, 0.6);
  transition: all 0.3s ease;
  overflow: hidden;
}

.plan-features {
  background-color: #fff;
  list-style: none;
  padding: 24px;
  padding-left: 40px;
  padding-right: 40px;
  margin: 0 0 0 0;
  margin-left: -24px;
  margin-right: -24px;
  flex-grow: 1;
  order: 2;
  border-radius: 16px;
}

.plan-features li {
  padding: 8px 0;
  font-size: 0.675rem;
  color: rgba(45, 55, 72, 0.8);
  line-height: 1.4;
  text-align: left;
  display: flex;
  align-items: center;
  gap: 8px;
}

.plan-features li svg {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
}

.plan-button {
  width: 100%;
  padding: 14px 20px;
  border-radius: 16px;
  order: 1;
  font-size: 0.7125rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: auto;
  margin-bottom: 30px;
  min-height: 48px;
}

/* 为没有按钮的卡片保留按钮位置 */
.pricing-card:not(:has(.plan-button))::after {
  content: '';
  display: block;
  width: 100%;
  min-height: 48px;
  margin-bottom: 30px;
  order: 1;
}

.free-btn {
  background: rgba(255, 215, 0, 0.1);
  color: #2d3748;
  border: 2px solid rgba(255, 215, 0, 0.3);
}

.free-btn:hover {
  background: rgba(255, 215, 0, 0.2);
  border-color: rgba(255, 215, 0, 0.5);
  transform: translateY(-2px);
}

.pro-btn {
  border-radius: 41px;
  background-color: rgba(255,255,255,1);
}

.pro-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(255, 215, 0, 0.4);
}

/* mostPopular 卡片的按钮样式 */
.pricing-card.popular .pro-btn {
  background-color: rgba(250,215,37,1);
  color: rgba(16,16,16,1);
}

.pricing-card.popular .pro-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(250, 215, 37, 0.5);
}

.business-btn {
  background: #2d3748;
  color: white;
  border: 2px solid #2d3748;
}

.business-btn:hover {
  background: #1a202c;
  border-color: #1a202c;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(45, 55, 72, 0.3);
}

/* FAQ Section Styles */
.faq-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px 100px 40px;
  position: relative;
  z-index: 5;
}

.faq-header {
  text-align: center;
  margin-bottom: 60px;
}

.faq-title {
  font-size: 36px;
  font-weight: 500;
  color: rgba(0, 0, 0, 1);
  margin-bottom: 16px;
  font-family: 'Ubuntu', sans-serif;
}

.faq-subtitle {
  font-size: 15px;
  color: rgba(162, 162, 162, 1);
  font-weight: 400;
  font-family: 'NotoSans', sans-serif;
  max-width: 700px;
  margin: 0 auto;
  line-height: 1.6;
}

.faq-container {
  max-width: 900px;
  margin: 0 auto;
}

.faq-container details {
  margin-bottom: 15px;
  border-radius: 21px;
  /* background-color: rgba(255,255,255,1);
  border: 1px solid rgba(187,187,187,1); */
  overflow: hidden;
}

.faq-question {
  padding: 20px;
  padding-left: 80px;
  padding-right: 60px;
  font-weight: 600;
  line-height: 50px;
  color: rgba(0,0,0,1);
  font-size: 20px;
  cursor: pointer;
  list-style: none;
  border-bottom: 1px solid rgba(255, 215, 0, 0.1);
  position: relative;
  font-family: 'Ubuntu', sans-serif;
}

.faq-question::before {
  content: '';
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  width: 50px;
  height: 50px;
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 32" width="50" height="50"><path d="M8.607 25.333l-5.94 4.667v-24.667c0-0.736 0.597-1.333 1.333-1.333v0h24c0.736 0 1.333 0.597 1.333 1.333v0 18.667c0 0.736-0.597 1.333-1.333 1.333v0h-19.393zM14.667 18.667v2.667h2.667v-2.667h-2.667zM11.423 11.751l2.616 0.524c0.189-0.923 0.995-1.608 1.961-1.608 1.105 0 2 0.895 2 2s-0.895 2-2 2h-1.333v2.667h1.333c2.577-0.001 4.665-2.090 4.665-4.667s-2.089-4.667-4.667-4.667c-2.253 0-4.133 1.597-4.571 3.721l-0.005 0.030z" fill="rgba(250,215,37,1)"/></svg>');
  background-size: contain;
  background-repeat: no-repeat;
}

.faq-question::after {
  content: '';
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  width: 24px;
  height: 24px;
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 32" width="24" height="24"><path d="M15.811 23.47c-0.252-0.060-0.47-0.185-0.641-0.356l-10.685-10.685c-0.521-0.521-0.521-1.365 0-1.886s1.365-0.521 1.886 0l9.746 9.746 9.745-9.745c0.521-0.521 1.365-0.521 1.886 0s0.521 1.365 0 1.886l-10.685 10.685c-0.339 0.339-0.816 0.458-1.251 0.355z" fill="rgba(0,0,0,1)"/></svg>');
  background-size: contain;
  background-repeat: no-repeat;
  transition: transform 0.3s ease;
}

.faq-container details[open] .faq-question::after {
  transform: translateY(-50%) rotate(180deg);
}

.faq-answer {
  padding: 20px;
  padding-left: 80px;
  padding-right: 60px;
  font-size: 13.5px;
  color: #666;
  line-height: 1.6;
  font-family: 'NotoSans', sans-serif;
}

/* Video Modal Styles */
.video-modal {
  display: none;
  position: fixed;
  z-index: 9999;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: transparent;
  animation: fadeIn 0.3s ease;
}

.video-modal.show {
  display: flex;
  align-items: center;
  justify-content: center;
}

.video-modal-content {
  position: relative;
  width: 95%;
  max-width: 1600px;
  aspect-ratio: 16 / 9;
}

.video-modal-close {
  position: fixed;
  top: 20px;
  right: 20px;
  background: none;
  border: none;
  color: black;
  font-size: 36px;
  cursor: pointer;
  z-index: 10000;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s ease;
}

.video-modal-close:hover {
  transform: scale(1.2);
}

.video-container {
  position: relative;
  width: 100%;
  height: 100%;
}

.video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: 8px;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* Footer Styles */
.footer {
  background-color: rgba(16,16,16,1);
  color: white;
  padding: 50px 0 0 0;
  margin-top: 80px;
  position: relative;
  overflow: visible;
  width: 100%;
  z-index: 10;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 20%, rgba(255, 215, 0, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(22, 163, 74, 0.08) 0%, transparent 50%);
  pointer-events: none;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 32px;
  position: relative;
  z-index: 2;
  padding: 0 40px 30px 40px;
}

/* Footer Language Selector positioning */
.footer-language-selector {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10002;
}

/* In footer context, adjust button styling */
.footer .language-btn {
  background: rgba(255, 255, 255, 0.1);
  border: 2px solid rgba(255, 255, 255, 0.2);
  color: white;
}

.footer .language-btn:hover {
  background: rgba(255, 215, 0, 0.1);
  border-color: rgba(255, 215, 0, 0.3);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 16px;
  text-align: center;
}

.footer-logo {
  font-size: 27px;
  font-weight: 500;
  Font-family: 'Ubuntu', sans-serif;
}

.footer-logo .lemon {
  color: #FFE25D;
}

.footer-logo .ai {
  color: #47C24C;
}

.footer-separator {
  color: rgba(255, 255, 255, 0.3);
  font-size: 27px;
}

.footer-slogan {
  font-size: 27px;
  font-weight: 500;
  font-family: 'NotoSans' sans-serif;
  color: rgba(255, 255, 255, 0.8);
}

.footer-social {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  justify-content: center;
  position: relative;
}

.footer-social-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.3s ease;
  font-size: 0.6375rem;
}

.footer-social-link:hover {
  color: white;
  background: rgba(255, 215, 0, 0.1);
  border-color: rgba(255, 215, 0, 0.3);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(255, 215, 0, 0.2);
}

.footer-social-icon {
  width: 16px;
  height: 16px;
  transition: transform 0.3s ease;
}

.footer-social-link:hover .footer-social-icon {
  transform: scale(1.1);
}

.footer-divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 215, 0, 0.3), rgba(22, 163, 74, 0.3), transparent);
  margin: 10px 0;
}

.footer .footer-copyright {
  line-height: 20px;
  color: rgba(60,60,60,1);
  font-size: 10.5px;
  text-align: center;
  font-weight: 400;
}

/* Mobile Navigation Toggle */
.mobile-nav-toggle {
  display: flex;
  flex-direction: column;
  cursor: pointer;
  padding: 10px;
  gap: 4px;
  z-index: 1001;
  border-radius: 8px;
  transition: all 0.3s ease;
  min-width: 44px;
  min-height: 44px;
  justify-content: center;
  align-items: center;
}

.mobile-nav-toggle:hover {
  background: rgba(255, 215, 0, 0.1);
}

.mobile-nav-toggle span {
  width: 22px;
  height: 3px;
  background: #2d3748;
  transition: all 0.3s ease;
  border-radius: 2px;
}

.mobile-nav-toggle.active span:first-child {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-nav-toggle.active span:last-child {
  transform: rotate(-45deg) translate(7px, -6px);
}

/* Mobile Navigation Menu */
.mobile-nav-menu {
  position: fixed;
  top: 60px;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(25px);
  border-bottom: 1px solid rgba(255, 215, 0, 0.15);
  z-index: 999;
  padding: 20px;
  transform: translateY(-100%);
  transition: transform 0.3s ease;
}

.mobile-nav-menu.show {
  transform: translateY(0);
}

.mobile-nav-menu a {
  display: block;
  padding: 12px 0;
  font-size: 12px;
  font-weight: 600;
  color: #2d3748;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 215, 0, 0.1);
  transition: all 0.3s ease;
}

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

.mobile-nav-menu a:hover {
  color: rgb(255, 215, 0);
  padding-left: 10px;
}

/* Mobile Logo Styles */
.mobile-logo {
  display: none;
}

/* 响应式设计 - Community Grid */
@media (max-width: 1200px) {
  .community-grid,
  .loading-skeleton {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 900px) {
  .community-grid,
  .loading-skeleton {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .community-section {
    padding: 0 20px;
  }
}

@media (max-width: 600px) {
  .community-grid,
  .loading-skeleton {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
  
  .community-title {
    font-size: 24px;
    margin-bottom: 16px;
  }

  .community-subtitle {
    font-size: 12px;
    padding: 0 10px;
  }
  
  .community-filters {
    gap: 15px;
    flex-direction: column;
    align-items: stretch;
  }
  
  .sort-dropdown {
    width: 100%;
  }
  
  .sort-select {
    width: 100%;
    padding: 12px 16px;
    font-size: 0.675rem;
  }

  .filter-btn {
    padding: 12px 20px;
    font-size: 0.675rem;
    width: 100%;
    text-align: center;
  }
  
  .community-card {
    margin: 0 auto;
    max-width: 100%;
  }
  
  .card-image {
    height: 140px;
  }
  
  .card-title {
    font-size: 0.675rem;
    line-height: 1.2;
    height: auto;
    min-height: auto;
    -webkit-line-clamp: 2;
  }
  
  .card-content {
    padding: 12px;
  }

  .card-header {
    margin-bottom: 0px !important;
  }

  .pricing-card:not(:has(.plan-button))::after {
    margin-bottom: 0px !important;
  }

  .card-stats {
    flex-direction: row;
    gap: 6px;
    justify-content: space-around;
  }
  
  .stat-item {
    flex-direction: column;
    align-items: center;
    gap: 2px;
    flex: 1;
  }
  
  .stat-label {
    font-size: 0.45rem;
  }

  .stat-number {
    font-size: 0.6rem;
    margin-bottom: 0;
  }
  
  .skeleton-card {
    height: 260px;
  }
  
  .show-more-btn {
    width: 100%;
    max-width: none;
    padding: 16px;
    font-size: 0.7125rem;
  }
}

/* Extra Small Mobile - Community */
@media (max-width: 480px) {
  .community-section {
    padding: 40px 12px 0px 12px;
  }
  
  .community-title {
    font-size: 36px;
  }

  .community-subtitle {
    font-size: 10.5px;
  }

  .sort-select {
    padding: 10px 12px;
    font-size: 0.6375rem;
  }
  
  .community-grid,
  .loading-skeleton {
    gap: 12px;
  }
  
  .card-image {
    height: 120px;
  }
  
  .card-content {
    padding: 10px;
  }
  
  .card-title {
    font-size: 0.6375rem;
    -webkit-line-clamp: 2;
  }

  .stat-label {
    font-size: 0.4125rem;
  }

  .stat-number {
    font-size: 0.5625rem;
  }
  
  .skeleton-card {
    height: 240px;
  }
  
  .overlay-btn {
    padding: 6px 12px;
    font-size: 0.5625rem;
    min-width: 60px;
  }


  .pricing-card{
    padding-bottom: 0px !important;
  }
  .pricing-card.popular{
    min-height:100%!important;
  }
}

/* Pricing Responsive Design */
@media (max-width: 1000px) {
  .pricing-cards {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  
  .pricing-card.popular {
    transform: none;
  }
  
  .pricing-card.popular:hover {
    transform: translateY(-8px);
  }
}

@media (max-width: 768px) {
  .pricing-section {
    padding: 0 16px;
    margin: 80px auto 80px auto;
  }
  
  .pricing-title {
    font-size: 24px;
    margin-bottom: 16px;
  }

  .pricing-subtitle {
    font-size: 12px;
    padding: 0 10px;
  }
  
  .pricing-toggle {
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .toggle-label {
    font-size: 0.7125rem;
  }

  .save-badge {
    margin-left: 4px;
    padding: 3px 6px;
    font-size: 0.5625rem;
  }
  
  .pricing-card {
    padding: 24px 18px;
  }
  
  .plan-name {
    font-size: 1.05rem;
  }

  .price-amount {
    font-size: 1.65rem;
  }

  .plan-features li {
    font-size: 0.6375rem;
    padding: 6px 0;
  }

  .plan-button {
    padding: 12px 16px;
    font-size: 0.675rem;
  }

  .mobile-logo {
    display: block;
    margin-bottom: 20px;
    text-align: center;
  }
  
  .mobile-logo img {
    width: 140px;
    height: auto;
    max-width: 140px;
  }
}

@media (max-width: 480px) {
  .pricing-section {
    padding: 0 12px;
    margin: 60px auto 60px auto;
  }
  
  .pricing-title {
    font-size: 36px;
  }

  .pricing-subtitle {
    font-size: 10.5px;
  }
  .faq-title{
    font-size: 36px;
  }
  .faq-subtitle{
    font-size: 10.5px;
  }
  .faq-section{ 
    padding: 0 16px;
  }
  .faq-question{
    font-size: 18px;
    padding-top: 8px!important;
    padding-bottom: 8px!important;
  }
  .footer-separator{
    display: none;
  }


  .pricing-toggle {
    gap: 10px;
    margin-top: 30px;
  }

  .toggle-label {
    font-size: 0.675rem;
  }
  
  .toggle-switch {
    width: 50px;
    height: 26px;
  }
  
  .toggle-slider {
    width: 20px;
    height: 20px;
  }
  
  .toggle-switch.yearly .toggle-slider {
    transform: translateX(24px);
  }
  
  .pricing-card {
    padding: 20px 16px;
  }
  
  .plan-name {
    font-size: 0.975rem;
  }

  .price-amount {
    font-size: 1.5rem;
  }

  .price-period {
    font-size: 0.75rem;
  }

  .plan-features li {
    font-size: 12px;
    padding: 5px 0;
    gap: 6px;
  }

  .plan-features li svg {
    width: 20px;
    height: 20px;
    margin-top: 1px;
  }

  .plan-button {
    padding: 12px 14px;
    font-size: 0.6375rem;
  }

  .popular-badge {
    font-size: 0.6rem;
    padding: 6px 16px;
  }

  .mobile-logo img {
    width: 120px;
    max-width: 120px;
  }
}

/* Mobile Navigation */
@media (max-width: 768px) {
  /* Hero Content 移动端布局 */
  .hero-content {
    flex-direction: column;
    gap: 30px;
  }

  .hero-left {
    max-width: 100%;
  }

  .hero-right {
    flex: 1;
    width: 100%;
  }

  .video-preview {
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 9;
  }

  /* Use Cases 移动端布局 */
  .use-cases-section {
    padding: 40px 16px;
  }

  .use-cases-title {
    font-size: 24px;
  }

  .use-cases-subtitle {
    font-size: 12px;
  }

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

  .navbar {
    padding: 8px 16px;
    flex-wrap: nowrap;
    height: auto;
    min-height: 60px;
    position: relative;
    justify-content: space-between;
    align-items: center;
  }
  
  .nav-left-section {
    display: none;
  }
  
  .nav-center {
    display: none;
  }
  
  .mobile-nav-toggle {
    display: flex !important;
    order: -1;
    margin-right: 0;
    border: unset;
  }
  
  .nav-right {
    display: flex;
    gap: 12px;
    flex-shrink: 0;
    align-items: center;
    justify-content: flex-end;
    flex: 1;
  }
  
  .nav-right .language-selector {
    display: none; /* Hide desktop language selector on mobile */
  }
  
  .nav-right a {
    font-size: 10.5px;
    padding: 8px 16px;
    white-space: nowrap;
    border-radius: 8px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .nav-right .get-started {
    padding: 10px 20px;
    font-size: 10.5px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .user-info {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: nowrap;
  }

  .user-name {
    font-size: 10.5px;
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .logout-btn {
    padding: 8px 14px;
    font-size: 9.75px;
    white-space: nowrap;
    border-radius: 8px;
  }

  /* Main Section Responsive */
  .main {
    min-height: calc(100vh - 300px);
    padding-left: 16px;
    padding-right: 16px;
    padding-top: 100px!important;
  }
  
  .main h1 {
    font-size: 1.65rem;
    line-height: 1.2;
    margin-bottom: 16px;
  }

  .main p {
    font-size: 0.825rem;
    margin-top: 16px;
    padding: 0 10px;
  }
  
  .input-container {
    margin-top: 30px;
  }
  
  .input-box {
    width: calc(100vw - 32px);
    max-width: 100%;
    height: 120px;
    padding: 16px;
  }
  
  .input-box textarea {
    height: calc(100% - 16px);
    font-size: 0.75rem;
  }
  
  .input-box button {
    bottom: 16px;
    right: 16px;
    padding: 10px 16px;
    font-size: 0.675rem;
    height: 40px;
    min-width: 70px;
  }
  
  .community-section {
    padding: 60px 16px 0px 16px;
  }

  /* 移动端防止水平滚动 */
  body {
    overflow-x: hidden;
  }

  /* Responsive Footer */
  .footer {
    padding: 40px 0 0 0;
  }
  
  .footer-container {
    gap: 24px;
    padding: 0 20px 24px 20px;
  }
  
  .footer-brand {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
  
  .footer-social {
    gap: 12px;
  }
  
  .footer-social-link {
    padding: 6px 12px;
    font-size: 0.6rem;
  }
}

/* Extra Small Mobile */
@media (max-width: 480px) {
  .main h1 {
    font-size: 1.35rem;
  }

  .main p {
    font-size: 0.75rem;
  }
  
  .input-box {
    width: calc(100vw - 24px);
    height: 110px;
    padding: 12px;
  }
  
  .input-box button {
    bottom: 12px;
    right: 12px;
    padding: 8px 12px;
    font-size: 0.6375rem;
    height: 36px;
    min-width: 60px;
  }
  
  .navbar {
    padding: 6px 12px;
    min-height: 56px;
  }
  
  .nav-right {
    gap: 8px;
  }
  
  .nav-right a {
    font-size: 9.75px;
    padding: 6px 12px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .nav-right .get-started {
    padding: 8px 14px;
    font-size: 9.75px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .user-name {
    font-size: 9px;
    max-width: 80px;
  }

  .logout-btn {
    padding: 6px 10px;
    font-size: 9px;
  }
}

/* Touch Optimization for Mobile */
@media (max-width: 768px) {
  button,
  .nav-right a,
  .overlay-btn,
  .plan-button,
  .show-more-btn {
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    cursor: pointer;
    min-height: 44px;
    min-width: 44px;
  }
  
  .input-box button {
    min-height: 40px;
    min-width: 60px;
  }
  
  .nav-center a {
    min-height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .community-card {
    touch-action: manipulation;
    cursor: pointer;
  }
  
  /* Better touch targets for small elements */
  .sort-select {
    min-height: 44px;
  }
  
  .toggle-switch {
    min-width: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    touch-action: manipulation;
  }
  
  .footer-social-link {
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    touch-action: manipulation;
  }
}