/* ===== 图客易 tukeyi.com 红色调 ===== */
:root {
  --primary: #e11d48;
  --primary-dark: #be123c;
  --primary-darker: #881337;
  --primary-light: #ffe4e6;
  --primary-soft: #fff1f2;
  --text: #1f2937;
  --text-soft: #4b5563;
  --text-muted: #9ca3af;
  --bg: #ffffff;
  --bg-alt: #fdf7f7;
  --border: #f1e2e4;
  --shadow: 0 10px 30px rgba(225, 29, 72, 0.10);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
.container { width: 100%; max-width: 1080px; margin: 0 auto; padding: 0 24px; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand-logo { height: 40px; width: auto; display: block; }
.brand-name { font-size: 20px; font-weight: 700; color: var(--primary-dark); }
.main-nav { display: flex; gap: 28px; }
.main-nav a {
  font-size: 15px;
  color: var(--text-soft);
  transition: color 0.2s;
}
.main-nav a:hover { color: var(--primary); }

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(160deg, #ffe4e6 0%, #fff1f2 45%, #ffffff 100%);
}
.hero::before,
.hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  background: rgba(225, 29, 72, 0.10);
}
.hero::before { width: 420px; height: 420px; top: -160px; right: -120px; }
.hero::after { width: 300px; height: 300px; bottom: -130px; left: -100px; }
.hero-inner {
  position: relative;
  padding: 100px 24px 116px;
  text-align: center;
}
.hero h1 {
  font-size: 42px;
  line-height: 1.35;
  font-weight: 800;
  color: var(--primary-darker);
  letter-spacing: 1px;
}
.hero p {
  max-width: 640px;
  margin: 22px auto 32px;
  font-size: 17px;
  color: var(--text-soft);
}
.hero-actions { display: flex; gap: 14px; justify-content: center; }
.btn {
  display: inline-block;
  padding: 12px 30px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  transition: all 0.2s;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  box-shadow: 0 8px 20px rgba(225, 29, 72, 0.25);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 26px rgba(225, 29, 72, 0.32); }
.btn-ghost {
  border: 1px solid var(--primary);
  color: var(--primary-dark);
  background: rgba(255, 255, 255, 0.7);
}
.btn-ghost:hover { background: var(--primary-light); }

/* Sections */
.section { padding: 80px 24px; }
.section-alt { background: var(--bg-alt); }
.section-head { text-align: center; margin-bottom: 48px; }
.section-head h2 { font-size: 30px; font-weight: 800; color: var(--primary-dark); }
.section-head p { margin-top: 10px; color: var(--text-soft); }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px 28px;
  box-shadow: var(--shadow);
  transition: transform 0.2s, box-shadow 0.2s;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 16px 34px rgba(225, 29, 72, 0.16); }
.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  border-radius: 14px;
  color: var(--primary);
  background: var(--primary-light);
  margin-bottom: 18px;
}
.card h3 { font-size: 19px; margin-bottom: 10px; }
.card p { font-size: 15px; color: var(--text-soft); }

/* About */
.about-inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: center;
}
.about-text h2 { font-size: 30px; font-weight: 800; color: var(--primary-dark); margin-bottom: 18px; }
.about-text p { color: var(--text-soft); margin-bottom: 14px; }
.about-points { display: flex; flex-direction: column; gap: 14px; }
.point {
  background: #fff;
  border: 1px solid var(--border);
  border-left: 4px solid var(--primary);
  border-radius: 12px;
  padding: 18px 22px;
}
.point strong { display: block; font-size: 17px; color: var(--primary-darker); margin-bottom: 4px; }
.point span { font-size: 14px; color: var(--text-soft); }

/* Contact */
.contact-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.contact-item {
  background: var(--primary-soft);
  border: 1px solid var(--primary-light);
  border-radius: 14px;
  text-align: center;
  padding: 28px 20px;
}
.contact-item h4 { color: var(--primary-dark); font-size: 16px; margin-bottom: 8px; }
.contact-item p { color: var(--text-soft); font-size: 15px; }

/* Footer */
.site-footer { background: #4c0519; color: #ffe4e6; }
.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 30px 24px;
  text-align: center;
}
.site-footer .copyright { font-size: 14px; color: #fecdd3; }
.icp a {
  font-size: 14px;
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.5);
  transition: opacity 0.2s;
}
.icp a:hover { opacity: 0.8; }

/* Responsive */
@media (max-width: 860px) {
  .cards, .contact-cards { grid-template-columns: 1fr; }
  .about-inner { grid-template-columns: 1fr; }
  .hero h1 { font-size: 32px; }
  .main-nav { gap: 16px; }
  .main-nav a { font-size: 14px; }
}