@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:wght@600;700;800&display=swap');

:root {
  --background: #f7f5f3;
  --foreground: #1a1a1a;
  --card: #ffffff;
  --muted: #d9d5cf;
  --muted-foreground: #666666;
  --accent: #9966cc;
  --rose: #d97a9e;
  --border: #e8e4df;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  --radius-lg: 0.75rem;
  --font-sans: 'Inter', sans-serif;
  --font-heading: 'Plus Jakarta Sans', sans-serif;
}

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

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

body {
  font-family: var(--font-sans);
  background-color: var(--background);
  color: var(--foreground);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: var(--spacing-lg);
}

h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-bottom: var(--spacing-lg);
}

h3 {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  margin-bottom: var(--spacing-md);
}

p {
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: var(--spacing-md);
  color: var(--muted-foreground);
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--rose);
}

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

@media (min-width: 640px) {
  .container {
    padding: 0 var(--spacing-lg);
  }
}

@media (min-width: 1024px) {
  .container {
    padding: 0 var(--spacing-xl);
  }
}

.section {
  padding: var(--spacing-3xl) 0;
}

@media (max-width: 768px) {
  .section {
    padding: var(--spacing-2xl) 0;
  }
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  color: var(--foreground);
  text-align:center;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--muted-foreground);
  margin-bottom: var(--spacing-xl);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  white-space: nowrap;
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background-color: var(--accent);
  color: white;
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background-color: #8855bb;
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background-color: transparent;
  color: var(--accent);
  border: 2px solid var(--accent);
}

.btn-outline:hover {
  background-color: rgba(153, 102, 204, 0.05);
  border-color: var(--rose);
  color: var(--rose);
}

.card {
  background-color: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
}

.card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--accent);
}

.card-sm {
  padding: var(--spacing-lg);
}

.navbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background-color: var(--card);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

.navbar-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
  padding: 0 var(--spacing-md);
}

@media (min-width: 768px) {
  .navbar-container {
    height: 5rem;
    padding: 0 var(--spacing-lg);
  }
}

.navbar-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--foreground);
  text-decoration: none;
  transition: color 0.2s ease;
}

.navbar-logo:hover {
  color: var(--accent);
}

.navbar-logo-icon {
  width: 2rem;
  height: 2rem;
  border-radius: 0.5rem;
  background: linear-gradient(135deg, var(--accent), var(--rose));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 0.875rem;
}

.navbar-logo-icon1{   width: 3rem;
    height: 3rem;
    border-radius: 0.5rem;
    background-image: url('/static/imgs/logo.jpg'); /* Ì滻Ϊʵ¼ÊͼƬ·¾¶ */
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
  }

.navbar-menu {
  display: none;
  list-style: none;
  gap: var(--spacing-xl);
  align-items: center;
}

@media (min-width: 768px) {
  .navbar-menu {
    display: flex;
  }
}

.navbar-menu-item {
  font-size: 1.0rem;
  font-weight: 500;
  color: var(--foreground);
  transition: color 0.2s ease;
}

.navbar-menu-item:hover,
.navbar-menu-item.active {
  color: var(--accent);
}

.navbar-menu-item a {
  color: inherit;
}

.navbar-dropdown {
  position: relative;
  display: inline-block;
}

.navbar-dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background-color: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  min-width: 200px;
  margin-top: 0.5rem;
  z-index: 100;
}

.navbar-dropdown:hover .navbar-dropdown-menu {
  display: block;
}

.navbar-dropdown-item {
  display: block;
  padding: var(--spacing-md) var(--spacing-lg);
  color: var(--foreground);
  text-decoration: none;
  font-size: 0.875rem;
  transition: all 0.2s ease;
  border-left: 3px solid transparent;
}

.navbar-dropdown-item:hover {
  background-color: var(--background);
  border-left-color: var(--accent);
  color: var(--accent);
}

.navbar-cta {
  display: none;
}

@media (min-width: 768px) {
  .navbar-cta {
    display: inline-block;
  }
}

.navbar-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--foreground);
  font-size: 1.5rem;
}

@media (min-width: 768px) {
  .navbar-toggle {
    display: none;
  }
}

.navbar-mobile-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: var(--card);
  border-bottom: 1px solid var(--border);
  padding: var(--spacing-lg);
  flex-direction: column;
  gap: var(--spacing-md);
}

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

@media (min-width: 768px) {
  .navbar-mobile-menu {
    display: none !important;
  }
}

.navbar-mobile-item {
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.875rem;
  color: var(--foreground);
}

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

.navbar-mobile-item a {
  color: var(--foreground);
}

.navbar-mobile-item a:hover {
  color: var(--accent);
}

.footer {
  background-color: var(--foreground);
  color: var(--background);
  border-top: 1px solid var(--border);
  margin-top: var(--spacing-3xl);
}

.footer-content {
  padding: var(--spacing-3xl) 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
}

.footer-section h4 {
  color: var(--background);
  margin-bottom: var(--spacing-lg);
  font-size: 1rem;
}

.footer-section ul {
  list-style: none;
}

.footer-section li {
  margin-bottom: var(--spacing-md);
}

.footer-section a {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.875rem;
  transition: color 0.2s ease;
}

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

.footer-divider {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-xl);
  margin-top: var(--spacing-xl);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
}

@media (min-width: 768px) {
  .footer-divider {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.hero {
  position: relative;
  background: linear-gradient(135deg, rgba(153, 102, 204, 0.05) 0%, rgba(217, 122, 158, 0.05) 100%);
  overflow: hidden;
  padding: var(--spacing-3xl) 0;
}

.hero::before {
  content: '';
  position: absolute;
  top: 20%;
  right: 10%;
  width: 400px;
  height: 400px;
  background-color: rgba(153, 102, 204, 0.05);
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 10%;
  width: 500px;
  height: 500px;
  background-color: rgba(217, 122, 158, 0.05);
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 10;
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.hero-title {
  font-size: clamp(2rem, 6vw, 4rem);
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
  line-height: 1.2;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--muted-foreground);
  margin-bottom: var(--spacing-xl);
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

@media (min-width: 640px) {
  .hero-buttons {
    flex-direction: row;
  }
}

.grid {
  display: grid;
  gap: var(--spacing-xl);
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-5 {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

@media (max-width: 768px) {
  .grid-3,
  .grid-4,
  .grid-5 {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  }
}

.bg-accent-light {
  background-color: rgba(153, 102, 204, 0.05);
}

.bg-rose-light {
  background-color: rgba(217, 122, 158, 0.05);
}

.bg-gradient {
  background: linear-gradient(135deg, rgba(153, 102, 204, 0.1) 0%, rgba(217, 122, 158, 0.1) 100%);
}

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

.text-center {
  text-align: center;
}

.text-muted {
  color: var(--muted-foreground);
}

.text-accent {
  color: var(--accent);
}

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }
.mb-5 { margin-bottom: var(--spacing-2xl); }
.mb-6 { margin-bottom: var(--spacing-3xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }
.mt-5 { margin-top: var(--spacing-2xl); }
.mt-6 { margin-top: var(--spacing-3xl); }

.py-0 { padding-top: 0; padding-bottom: 0; }
.py-1 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-2 { padding-top: var(--spacing-md); padding-bottom: var(--spacing-md); }
.py-3 { padding-top: var(--spacing-lg); padding-bottom: var(--spacing-lg); }
.py-4 { padding-top: var(--spacing-xl); padding-bottom: var(--spacing-xl); }
.py-5 { padding-top: var(--spacing-2xl); padding-bottom: var(--spacing-2xl); }
.py-6 { padding-top: var(--spacing-3xl); padding-bottom: var(--spacing-3xl); }

.px-0 { padding-left: 0; padding-right: 0; }
.px-1 { padding-left: 0.5rem; padding-right: 0.5rem; }
.px-2 { padding-left: var(--spacing-md); padding-right: var(--spacing-md); }
.px-3 { padding-left: var(--spacing-lg); padding-right: var(--spacing-lg); }
.px-4 { padding-left: var(--spacing-xl); padding-right: var(--spacing-xl); }
.px-5 { padding-left: var(--spacing-2xl); padding-right: var(--spacing-2xl); }
.px-6 { padding-left: var(--spacing-3xl); padding-right: var(--spacing-3xl); }

.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

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

.items-center {
  align-items: center;
}

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

.justify-between {
  justify-content: space-between;
}

.gap-1 { gap: 0.5rem; }
.gap-2 { gap: var(--spacing-md); }
.gap-3 { gap: var(--spacing-lg); }
.gap-4 { gap: var(--spacing-xl); }

.max-w-2xl {
  max-width: 600px;
}

.max-w-3xl {
  max-width: 800px;
}

.max-w-4xl {
  max-width: 1000px;
}

.max-w-5xl {
  max-width: 1200px;
}

.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

.hidden {
  display: none;
}

@media (min-width: 768px) {
  .md-block {
    display: block;
  }
  
  .md-hidden {
    /*display: none;*/
  }
}

@media (max-width: 768px) {
  .navbar-menu {
    display: none;
  }
  
  .grid-2,
  .grid-3,
  .grid-4,
  .grid-5 {
    grid-template-columns: 1fr;
  }
}