* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: "Microsoft YaHei", "PingFang SC", -apple-system, sans-serif;
  background: #fff;
  color: #333;
  line-height: 1.6;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
.container { max-width: 1140px; margin: 0 auto; padding: 0 20px; }

/* ===== 导航栏 ===== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: #fff;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}
.nav-inner {
  max-width: 1140px; margin: 0 auto; padding: 0 20px;
  display: flex; align-items: center; justify-content: space-between;
  height: 70px;
}
.logo { font-size: 22px; font-weight: bold; color: #6c5ce7; }
.logo span { color: #a29bfe; }
.nav-links { display: flex; gap: 28px; }
.nav-links a {
  font-size: 14px; color: #555; font-weight: 500;
  transition: color 0.3s;
}
.nav-links a:hover { color: #6c5ce7; }
.nav-btn {
  padding: 9px 24px; background: #6c5ce7;
  border-radius: 25px; font-size: 14px; font-weight: 500; color: #fff;
  transition: all 0.3s;
}
.nav-btn:hover { background: #5b4cdb; transform: translateY(-1px); }

/* ===== Hero区 ===== */
.hero {
  padding: 130px 0 120px;
  background: linear-gradient(135deg, #6c5ce7 0%, #a29bfe 100%);
  position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; top: -100px; right: -100px;
  width: 400px; height: 400px;
  background: rgba(255,255,255,0.08);
  border-radius: 50%;
}
.hero::after {
  content: ''; position: absolute; bottom: -80px; left: -80px;
  width: 300px; height: 300px;
  background: rgba(255,255,255,0.06);
  border-radius: 50%;
}
.hero-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 40px;
  align-items: center; position: relative; z-index: 1;
}
.hero h1 {
  font-size: 42px; font-weight: bold; color: #fff;
  margin-bottom: 20px; line-height: 1.3;
}
.hero p {
  font-size: 15px; color: rgba(255,255,255,0.85);
  margin-bottom: 32px; line-height: 1.8;
}
.hero-buttons { display: flex; gap: 16px; }
.hero-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 28px; background: #fff; color: #6c5ce7;
  border-radius: 25px; font-size: 14px; font-weight: 600;
  transition: all 0.3s;
}
.hero-btn:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(0,0,0,0.15); }
.hero-btn.outline {
  background: transparent; color: #fff;
  border: 2px solid rgba(255,255,255,0.6);
}
.hero-btn.outline:hover { background: rgba(255,255,255,0.15); border-color: #fff; }
.hero-img {
  text-align: center; position: relative;
}
.hero-img img {
  width: 100%; max-width: 420px;
  border-radius: 16px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.2);
}

/* 波浪底部 */
.wave-divider {
  position: absolute; bottom: -1px; left: 0; right: 0;
  line-height: 0;
}
.wave-divider svg { width: 100%; height: 80px; display: block; }

/* ===== 通用区块 ===== */
.section { padding: 80px 0; }
.section-gray { background: #f8f9fc; }
.section-header { text-align: center; margin-bottom: 50px; }
.section-subtitle {
  font-size: 13px; font-weight: 600; color: #6c5ce7;
  text-transform: uppercase; letter-spacing: 1px; margin-bottom: 10px;
}
.section-title {
  font-size: 32px; font-weight: bold; color: #222; margin-bottom: 14px;
}
.section-desc {
  font-size: 14px; color: #888; max-width: 600px; margin: 0 auto;
  line-height: 1.8;
}

/* ===== 平台优势 ===== */
.adv-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.adv-card {
  background: #fff;
  border-radius: 10px;
  padding: 36px 28px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
  transition: all 0.3s;
  border: 1px solid #f0f0f0;
}
.adv-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 35px rgba(108,94,231,0.15);
}
.adv-icon {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, #6c5ce7, #a29bfe);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 26px;
  margin-bottom: 20px;
}
.adv-card h3 {
  font-size: 18px; font-weight: bold; color: #222; margin-bottom: 10px;
}
.adv-card p {
  font-size: 14px; color: #777; line-height: 1.7; margin-bottom: 16px;
}
.adv-more {
  font-size: 14px; color: #6c5ce7; font-weight: 600;
  display: inline-flex; align-items: center; gap: 4px;
  transition: gap 0.3s;
}
.adv-more:hover { gap: 8px; }

/* ===== 关于我们 ===== */
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center;
}
.about-text .section-subtitle { text-align: left; }
.about-text h2 {
  font-size: 30px; font-weight: bold; color: #222;
  margin-bottom: 18px; line-height: 1.3;
}
.about-text > p {
  font-size: 14px; color: #777; line-height: 1.8; margin-bottom: 28px;
}
.skill-bar { margin-bottom: 18px; }
.skill-bar .label {
  display: flex; justify-content: space-between;
  font-size: 13px; font-weight: 600; color: #555; margin-bottom: 6px;
}
.skill-bar .bar {
  height: 8px; background: #e8e8f0; border-radius: 4px; overflow: hidden;
}
.skill-bar .fill {
  height: 100%; background: linear-gradient(90deg, #6c5ce7, #a29bfe);
  border-radius: 4px;
  transition: width 1s ease;
}
.about-btn {
  display: inline-block; margin-top: 24px;
  padding: 11px 30px; border: 2px solid #6c5ce7;
  border-radius: 25px; font-size: 14px; font-weight: 600; color: #6c5ce7;
  transition: all 0.3s;
}
.about-btn:hover { background: #6c5ce7; color: #fff; }
.about-img {
  border-radius: 12px; overflow: hidden;
  box-shadow: 0 15px 40px rgba(0,0,0,0.12);
}
.about-img img { width: 100%; display: block; }

/* ===== 服务流程 ===== */
.process-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center;
}
.process-img {
  text-align: center;
}
.process-img .icon-box {
  width: 100%; max-width: 380px; height: 320px;
  background: linear-gradient(135deg, #f0edff, #e8e4ff);
  border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  font-size: 100px;
  position: relative;
  overflow: hidden;
}
.process-img .icon-box::before {
  content: ''; position: absolute; top: -30px; right: -30px;
  width: 120px; height: 120px;
  background: rgba(108,94,231,0.1);
  border-radius: 50%;
}
.process-text .section-subtitle { text-align: left; }
.process-text h2 {
  font-size: 30px; font-weight: bold; color: #222;
  margin-bottom: 18px; line-height: 1.3;
}
.process-text > p {
  font-size: 14px; color: #777; line-height: 1.8; margin-bottom: 24px;
}
.process-tags {
  display: grid; grid-template-columns: 1fr 1fr; gap: 12px;
}
.process-tag {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 16px;
  background: #fff;
  border: 1px solid #eee;
  border-radius: 8px;
  font-size: 14px; color: #555; font-weight: 500;
  transition: all 0.3s;
}
.process-tag:hover {
  border-color: #6c5ce7;
  box-shadow: 0 4px 15px rgba(108,94,231,0.1);
}
.process-tag .num {
  width: 28px; height: 28px;
  background: linear-gradient(135deg, #6c5ce7, #a29bfe);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; color: #fff; font-weight: bold;
  flex-shrink: 0;
}

/* ===== 客服展示 ===== */
.service-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
}
.service-card {
  background: #fff;
  border-radius: 12px;
  padding: 30px 20px;
  text-align: center;
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
  border: 1px solid #f0f0f0;
  transition: all 0.3s;
}
.service-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 35px rgba(108,94,231,0.15);
}
.avatar {
  width: 80px; height: 80px;
  border-radius: 50%;
  border: 3px solid #6c5ce7;
  overflow: hidden;
  margin: 0 auto 16px;
}
.avatar img { width: 100%; height: 100%; object-fit: cover; display: block; }
.service-card h4 { font-size: 17px; color: #222; margin-bottom: 4px; }
.service-card .role { font-size: 13px; color: #6c5ce7; margin-bottom: 12px; font-weight: 500; }
.service-card .desc { font-size: 13px; color: #888; margin-bottom: 18px; line-height: 1.6; }
.contact-btn {
  display: inline-block;
  padding: 8px 22px;
  background: #6c5ce7;
  border-radius: 20px;
  font-size: 13px; color: #fff; font-weight: 500;
  transition: all 0.3s;
  cursor: pointer;
  border: none;
}
.contact-btn:hover { background: #5b4cdb; }

/* ===== 底部CTA ===== */
.cta {
  padding: 70px 0;
  background: linear-gradient(135deg, #6c5ce7 0%, #a29bfe 100%);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta::before {
  content: ''; position: absolute; top: -60px; left: -60px;
  width: 200px; height: 200px;
  background: rgba(255,255,255,0.08);
  border-radius: 50%;
}
.cta h3 { font-size: 28px; color: #fff; margin-bottom: 12px; position: relative; z-index: 1; }
.cta p { font-size: 15px; color: rgba(255,255,255,0.85); margin-bottom: 28px; position: relative; z-index: 1; }
.cta .btn-white {
  display: inline-block;
  padding: 13px 36px;
  background: #fff;
  color: #6c5ce7;
  border-radius: 25px;
  font-size: 15px; font-weight: 600;
  transition: all 0.3s;
  position: relative; z-index: 1;
}
.cta .btn-white:hover { transform: translateY(-2px); box-shadow: 0 8px 25px rgba(0,0,0,0.15); }

/* ===== 页脚 ===== */
.footer { background: #1a1a2e; padding: 50px 0 20px; color: #aaa; }
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 30px;
}
.footer-brand h4 { font-size: 22px; color: #fff; margin-bottom: 14px; }
.footer-brand h4 span { color: #a29bfe; }
.footer-brand p { font-size: 13px; color: #888; line-height: 1.8; }
.footer-col h5 { font-size: 15px; color: #fff; margin-bottom: 16px; }
.footer-col li { padding: 5px 0; }
.footer-col a { font-size: 13px; color: #888; transition: color 0.3s; }
.footer-col a:hover { color: #a29bfe; }

/* 友情链接 */
.flink-wrap {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.flink-toggle {
  cursor: pointer; user-select: none;
  font-size: 13px; color: #888;
  display: inline-block;
  transition: color 0.3s;
}
.flink-toggle:hover { color: #a29bfe; }
.flink-box {
  margin-top: 10px;
  font-size: 12px;
  line-height: 2;
}
.flink-box.hidden { display: none !important; }
.flink-box a { color: #777; margin-right: 14px; transition: color 0.3s; }
.flink-box a:hover { color: #a29bfe; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 20px;
  text-align: center;
  font-size: 12px;
  color: #666;
}

/* ===== 响应式 ===== */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .hero-grid, .about-grid, .process-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 32px; }
  .adv-grid { grid-template-columns: repeat(2, 1fr); }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .process-img { order: -1; }
}
@media (max-width: 500px) {
  .adv-grid, .service-grid { grid-template-columns: 1fr; }
  .process-tags { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-buttons { flex-direction: column; }
  .section-title { font-size: 24px; }
}