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

:root {
  --pink-light: #FFF0F5;
  --pink: #FFB6C1;
  --pink-deep: #FF69B4;
  --gold: #FFD700;
  --gold-dark: #DAA520;
  --gold-light: #FFF8DC;
  --text-dark: #4A4A4A;
  --text-light: #666;
  --white: #FFFFFF;
}

body {
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text-dark);
  line-height: 1.6;
  background-color: var(--pink-light);
}

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

/* ===== Layout ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: 80px 0;
}

.section-title {
  text-align: center;
  font-size: 2rem;
  color: var(--gold-dark);
  margin-bottom: 50px;
  position: relative;
}

.section-title::after {
  content: "✿";
  display: block;
  color: var(--pink-deep);
  font-size: 1.5rem;
  margin-top: 10px;
}

/* ===== Hero ===== */
.hero {
  background: linear-gradient(135deg, var(--pink-light) 0%, #FFE4E9 100%);
  padding: 120px 20px;
  text-align: center;
  border-bottom: 3px solid var(--gold);
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.logo {
  font-size: 3rem;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: 2.5rem;
  color: var(--gold-dark);
  margin-bottom: 15px;
  letter-spacing: 4px;
}

.subtitle {
  font-size: 1.2rem;
  color: var(--text-light);
  margin-bottom: 30px;
}

/* ===== Buttons ===== */
.btn-primary {
  display: inline-block;
  padding: 15px 40px;
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
  color: var(--white);
  border-radius: 50px;
  font-size: 1.1rem;
  font-weight: bold;
  box-shadow: 0 4px 15px rgba(218, 165, 32, 0.3);
  transition: all 0.3s ease;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(218, 165, 32, 0.4);
}

/* ===== Navigation ===== */
.nav {
  background: var(--white);
  box-shadow: 0 2px 10px rgba(255, 182, 193, 0.3);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

.nav-logo {
  font-size: 1.5rem;
  color: var(--pink-deep);
  font-weight: bold;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 40px;
}

.nav-menu a {
  color: var(--text-dark);
  font-weight: 500;
  transition: color 0.3s;
}

.nav-menu a:hover {
  color: var(--pink-deep);
}

/* ===== Products ===== */
.products {
  background: var(--white);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.product-card {
  background: var(--pink-light);
  border-radius: 20px;
  padding: 30px;
  text-align: center;
  border: 2px solid var(--pink);
  transition: all 0.3s ease;
}

.product-card:hover {
  transform: translateY(-5px);
  border-color: var(--gold);
  box-shadow: 0 10px 30px rgba(255, 182, 193, 0.3);
}

.product-img {
  font-size: 4rem;
  margin-bottom: 20px;
}

.product-card h3 {
  color: var(--gold-dark);
  font-size: 1.3rem;
  margin-bottom: 10px;
}

.price {
  color: var(--pink-deep);
  font-size: 1.5rem;
  font-weight: bold;
  margin: 15px 0;
}

.product-card p:last-child {
  color: var(--text-light);
  font-size: 0.95rem;
}

/* ===== Features ===== */
.features {
  background: linear-gradient(180deg, var(--pink-light) 0%, var(--gold-light) 100%);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.feature-item {
  background: var(--white);
  padding: 40px 30px;
  border-radius: 20px;
  text-align: center;
  border: 2px solid var(--gold);
}

.feature-icon {
  font-size: 3rem;
  margin-bottom: 20px;
}

.feature-item h3 {
  color: var(--gold-dark);
  margin-bottom: 15px;
}

.feature-item p {
  color: var(--text-light);
}

/* ===== Contact ===== */
.contact {
  background: var(--white);
}

.contact-content {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.contact-info {
  margin-bottom: 40px;
}

.contact-info p {
  font-size: 1.1rem;
  margin: 15px 0;
  color: var(--text-dark);
}

.contact-cta {
  background: var(--pink-light);
  padding: 40px;
  border-radius: 20px;
  border: 2px solid var(--gold);
}

.contact-cta p {
  font-size: 1.2rem;
  margin-bottom: 20px;
  color: var(--text-dark);
}

/* ===== Footer ===== */
.footer {
  background: linear-gradient(135deg, var(--pink-deep) 0%, var(--gold-dark) 100%);
  color: var(--white);
  text-align: center;
  padding: 30px 0;
}

.footer p {
  font-size: 0.95rem;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .hero {
    padding: 80px 20px;
  }

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

  .logo {
    font-size: 2.5rem;
  }

  .nav-menu {
    display: none;
  }

  .section {
    padding: 60px 0;
  }

  .section-title {
    font-size: 1.5rem;
  }

  .product-grid,
  .feature-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 1.5rem;
  }

  .btn-primary {
    padding: 12px 30px;
    font-size: 1rem;
  }

  .contact-cta {
    padding: 25px;
  }
}