* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Microsoft YaHei", sans-serif;
}

body {
  background-color: #0f1423;
  color: #e5e7eb;
  line-height: 1.6;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

/* 导航栏 */
.navbar {
  background: rgba(15, 20, 35, 0.95);
  backdrop-filter: blur(8px);
  padding: 15px 0;
  position: sticky;
  top: 0;
  z-index: 99;
  border-bottom: 1px solid rgba(0, 212, 255, 0.2);
}
.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 24px;
  font-weight: bold;
  color: #00d4ff;

  /* 🔥 超级圆润字体（你要的效果） */
  font-family: "YouYuan", "STYuanti", "Microsoft YaHei", sans-serif !important;
  letter-spacing: 2px;
}
.logo img {
  height: 40px;
  border-radius: 6px;
}
nav ul {
  list-style: none;
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}
nav a {
  color: #ccc;
  text-decoration: none;
  transition: all 0.3s ease;
}
nav a:hover {
  color: #00d4ff;
  text-shadow: 0 0 8px #00d4ff;
}

/* 首页横幅 */
.banner {
  background: linear-gradient(135deg, #1a2a6c, #b21f1f, #1a2a6c);
  color: #fff;
  text-align: center;
  padding: 120px 0;
}
.banner h1 {
  font-size: 42px;
  margin-bottom: 15px;
  text-shadow: 0 0 15px rgba(0,212,255,0.6);
}
.banner p {
  font-size: 18px;
  margin-bottom: 25px;
  color: #e0e0e0;
}
.btn {
  padding: 12px 30px;
  background: linear-gradient(90deg,#0066ff,#00d4ff);
  color: #fff;
  border: none;
  border-radius: 50px;
  font-size: 16px;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0,122,255,0.4);
}
.btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0,212,255,0.6);
}

/* 通用板块 */
section {
  padding: 70px 0;
  text-align: center;
}
h2 {
  font-size: 28px;
  margin-bottom: 40px;
  color: #00d4ff;
  text-shadow: 0 0 10px rgba(0,212,255,0.3);
}

/* 教练卡片 */
.coaches-box {
  display: flex;
  flex-wrap: wrap;
  gap: 25px;
  justify-content: center;
}
.coach-card {
  width: 280px;
  background: rgba(255,255,255,0.05);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
  transition: all 0.4s ease;
  border: 1px solid rgba(0,212,255,0.15);
  backdrop-filter: blur(6px);
}
.coach-card:hover {
  transform: translateY(-8px) scale(1.03);
  box-shadow: 0 12px 35px rgba(0,212,255,0.25);
}
.coach-card img {
  width: 100%;
  height: 280px;
  object-fit: cover;
}
.coach-card h3 {
  margin: 12px 0 6px;
  color: #00d4ff;
}
.coach-card p {
  padding: 0 15px 15px;
  font-size: 14px;
  color: #ccc;
}

/* 教练荣誉墙 */
.honors-section {
  margin-top: 50px;
  padding: 30px;
  background: rgba(255,255,255,0.05);
  border-radius: 16px;
  border: 1px solid rgba(0,212,255,0.15);
}
.honors-section h3 {
  color: #00d4ff;
  margin-bottom: 20px;
  font-size: 22px;
}
.honors-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
  color: #ccc;
}
.honors-list li {
  padding: 8px 12px;
  background: rgba(0,212,255,0.08);
  border-radius: 8px;
  border-left: 3px solid #00d4ff;
}

/* 学员图文案例 */
.case-box {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: center;
}
.case-card {
  width: 220px;
  background: rgba(255,255,255,0.05);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
  transition: all 0.4s ease;
  border: 1px solid rgba(0,212,255,0.15);
}
.case-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 10px 30px rgba(0,212,255,0.2);
}
.case-card img {
  width: 100%;
  height: 140px;
  object-fit: cover;
}
.case-card h3 {
  margin: 10px 0 5px;
  color: #00d4ff;
  font-size: 16px;
}
.case-card p {
  padding: 0 10px 12px;
  font-size: 13px;
  color: #ccc;
}
.case-card strong {
  color: #ff4d4f;
}

/* 培训项目 */
.service-box {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: center;
}
.box {
  width: 240px;
  padding: 25px 20px;
  background: rgba(255,255,255,0.05);
  border-radius: 16px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
  transition: all 0.4s ease;
  border: 1px solid rgba(0,212,255,0.15);
}
.box:hover {
  transform: translateY(-6px);
  box-shadow: 0 10px 30px rgba(0,212,255,0.2);
}
.box h3 {
  color: #00d4ff;
  margin-bottom: 10px;
}

/* 基地环境 */
.environment-box {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: center;
}
.env-card {
  width: 260px;
  background: rgba(255,255,255,0.05);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
  transition: all 0.4s ease;
  border: 1px solid rgba(0,212,255,0.15);
}
.env-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 10px 30px rgba(0,212,255,0.2);
}
.env-card img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}
.env-card h3 {
  padding: 10px 0;
  color: #00d4ff;
  font-size: 15px;
}

/* 联系表单 */
form {
  max-width: 500px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
input, textarea {
  padding: 12px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(0,212,255,0.2);
  border-radius: 10px;
  color: #fff;
  outline: none;
  transition: all 0.3s ease;
}
input:focus, textarea:focus {
  border-color: #00d4ff;
  box-shadow: 0 0 10px rgba(0,212,255,0.3);
}
textarea {
  min-height: 120px;
}

/* 页脚 */
footer {
  background: #070b15;
  color: #888;
  text-align: center;
  padding: 30px 0;
  font-size: 14px;
  border-top: 1px solid rgba(0,212,255,0.15);
}