:root {
  --pink: #f5a8c8;
  --pink-deep: #e8769f;
  --pink-soft: #fdeaf2;
  --ink: #3a2b33;
  --ink-soft: #7a6873;
  --white: #ffffff;
  --bg: #fffafc;
  --radius: 18px;
  --shadow: 0 10px 30px rgba(232, 118, 159, 0.12);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

/* 导航 */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 250, 252, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid #f5e2ec;
}
.nav-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  font-weight: 800;
  font-size: 1.3rem;
  color: var(--pink-deep);
  letter-spacing: 0.5px;
}
.logo sup { font-size: 0.6rem; font-weight: 600; }
.logo span {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--ink-soft);
  margin-left: 6px;
  letter-spacing: 2px;
}
.menu { display: flex; gap: 28px; }
.menu a {
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s;
}
.menu a:hover { color: var(--pink-deep); }

/* 首屏 */
.hero {
  background: linear-gradient(160deg, #fdeaf2 0%, #fff 55%);
  overflow: hidden;
}
.hero-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 80px 24px 100px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}
.tag {
  display: inline-block;
  background: var(--pink-soft);
  color: var(--pink-deep);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 20px;
}
.hero h1 {
  font-size: 3.2rem;
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: 1px;
}
.hero h1 .accent { color: var(--pink-deep); }
.lead {
  font-size: 1.1rem;
  color: var(--ink-soft);
  margin: 20px 0 32px;
  max-width: 480px;
}
.hero-stats { display: flex; gap: 40px; margin-bottom: 36px; }
.stat strong {
  display: block;
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--pink-deep);
}
.stat span { font-size: 0.85rem; color: var(--ink-soft); }
.hero-cta { display: flex; gap: 16px; }
.btn-primary {
  background: linear-gradient(135deg, var(--pink-deep), var(--pink));
  color: #fff;
  text-decoration: none;
  padding: 14px 32px;
  border-radius: 999px;
  font-weight: 600;
  box-shadow: 0 8px 20px rgba(232, 118, 159, 0.35);
  transition: transform 0.2s;
}
.btn-primary:hover { transform: translateY(-2px); }
.btn-ghost {
  border: 1.5px solid var(--pink-deep);
  color: var(--pink-deep);
  text-decoration: none;
  padding: 14px 32px;
  border-radius: 999px;
  font-weight: 600;
  transition: background 0.2s, color 0.2s;
}
.btn-ghost:hover { background: var(--pink-deep); color: #fff; }

/* 首屏产品图 */
.hero-art { position: relative; height: 420px; }
.tablet {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) rotate(-4deg);
  width: 240px;
  height: 340px;
  background: linear-gradient(180deg, #f7bcd4 0%, #fff 55%, #f7bcd4 100%);
  border-radius: 26px;
  box-shadow: var(--shadow);
  padding: 30px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.tablet-brand {
  font-weight: 700;
  color: var(--pink-deep);
  font-size: 1rem;
  letter-spacing: 0.5px;
}
.tablet-name {
  font-size: 4.2rem;
  font-weight: 800;
  color: var(--pink-deep);
  line-height: 1;
  margin: 18px 0;
}
.tablet-sub {
  font-size: 0.85rem;
  color: var(--ink);
  font-weight: 600;
}
.tablet-cfu {
  margin-top: 20px;
  font-size: 0.8rem;
  color: var(--ink-soft);
  background: var(--pink-soft);
  padding: 6px 12px;
  border-radius: 999px;
}
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(2px);
  opacity: 0.5;
}
.blob1 { width: 180px; height: 180px; background: #f7c8dc; top: 20px; left: -20px; }
.blob2 { width: 120px; height: 120px; background: #fbe0ec; bottom: 0; right: 10px; }

/* 通用 section */
.section { padding: 90px 24px; }
.section-alt { background: #fff; }
.section-head { text-align: center; margin-bottom: 56px; }
.section-head h2 { font-size: 2.2rem; font-weight: 800; }
.section-head .sub { color: var(--ink-soft); margin-top: 10px; }

/* 网格 */
.grid-3 {
  max-width: 1080px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.grid-2 {
  max-width: 760px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.card {
  background: #fff;
  border: 1px solid #f5e2ec;
  border-radius: var(--radius);
  padding: 32px 28px;
  box-shadow: var(--shadow);
  transition: transform 0.2s;
}
.card:hover { transform: translateY(-4px); }
.card-icon { font-size: 2rem; margin-bottom: 16px; }
.card h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 10px; color: var(--pink-deep); }
.card p { font-size: 0.95rem; color: var(--ink-soft); }

/* 产品卡 */
.product-card {
  background: linear-gradient(180deg, var(--pink-soft), #fff);
  border: 1px solid #f5d8e5;
  border-radius: var(--radius);
  padding: 40px 32px;
  position: relative;
}
.product-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  background: var(--pink-deep);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 999px;
}
.badge-light { background: var(--pink); }
.product-card h3 { font-size: 1.6rem; font-weight: 800; margin-bottom: 6px; }
.product-spec { color: var(--pink-deep); font-weight: 600; margin-bottom: 20px; }
.product-card ul { list-style: none; }
.product-card li {
  padding: 8px 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
  border-bottom: 1px dashed #f0d8e3;
}
.product-card li:last-child { border-bottom: none; }
.product-card li::before { content: "✓ "; color: var(--pink-deep); font-weight: 700; }

/* 对比表 */
.compare { max-width: 860px; margin: 0 auto; }
.compare-row {
  display: grid;
  grid-template-columns: 120px 1fr 1fr;
  border-bottom: 1px solid #f0e0e8;
  padding: 20px 0;
  align-items: center;
  gap: 16px;
}
.compare-row:last-child { border-bottom: none; }
.compare-label { font-weight: 700; color: var(--ink); font-size: 0.95rem; }
.compare-item {
  background: #faf4f7;
  border-radius: 12px;
  padding: 14px 18px;
  font-size: 0.9rem;
  color: var(--ink-soft);
}
.compare-item span { display: block; font-size: 0.82rem; color: #b0a0a8; margin-top: 4px; }
.compare-item.highlight {
  background: var(--pink-soft);
  color: var(--ink);
  font-weight: 600;
  border: 1px solid var(--pink);
}
.compare-item.highlight span { color: var(--pink-deep); font-weight: 500; }

/* 联系 */
.contact-box {
  max-width: 720px;
  margin: 0 auto;
  background: #fff;
  border: 1px solid #f5e2ec;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.contact-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 32px;
  border-bottom: 1px solid #f5e2ec;
}
.contact-item:last-child { border-bottom: none; }
.contact-label { color: var(--ink-soft); font-size: 0.9rem; }
.contact-value { font-weight: 700; font-size: 1.05rem; }

/* 页脚 */
.footer { background: #fdeaf2; padding: 48px 24px; }
.footer-inner { max-width: 1080px; margin: 0 auto; text-align: center; }
.footer-note {
  max-width: 620px;
  margin: 16px auto;
  font-size: 0.82rem;
  color: var(--ink-soft);
}
.footer-copy { font-size: 0.85rem; color: #b09aa4; margin-top: 12px; }

/* 响应式 */
@media (max-width: 820px) {
  .menu { display: none; }
  .hero-inner { grid-template-columns: 1fr; padding: 56px 20px 72px; }
  .hero h1 { font-size: 2.4rem; }
  .hero-art { height: 320px; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .compare-row { grid-template-columns: 1fr; gap: 8px; }
  .compare-label { font-weight: 700; }
}