.new-user-guide-page {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #f8f3ef; /* 柔和米棕底色 */
  min-height: 100vh;
}

.guide-container {
  display: flex;
  padding: 32px;
  max-width: 1000px;
  margin: 40px auto;
  background-color: #fffaf7; /* 粉米背景 */
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.guide-nav {
  width: 200px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding-right: 24px;
  border-right: 2px solid #e2cfc3;
}

.guide-nav button {
  background: none;
  border: none;
  font-size: 17px;
  text-align: left;
  padding: 10px 12px;
  cursor: pointer;
  border-radius: 8px;
  transition: background 0.3s, color 0.3s;
  color: #6b4f3b; /* 米棕文字色 */
}

.guide-nav button:hover {
  background-color: #f3ded7; /* 柔和粉色hover */
  color: #4b3325;
}

.guide-nav button.active {
  background-color: #eecfc1; /* 活跃标签背景色 */
  color: #3c271b;
  font-weight: 600;
}

.guide-main {
  flex: 1;
  padding-left: 32px;
}

.guide-content h2 {
  margin-bottom: 16px;
  font-size: 24px;
  color: #4e342e;
  border-bottom: 2px solid #eecfc1;
  padding-bottom: 6px;
}

.guide-content ul,
.guide-content ol {
  padding-left: 24px;
  color: #5d4037;
  line-height: 1.8;
  font-size: 16px;
}

.guide-content li {
  margin-bottom: 10px;
}

@media (max-width: 768px) {
  .guide-container {
    flex-direction: column;
    padding: 20px;
  }

  .guide-nav {
    width: 100%;
    flex-direction: row;
    border-right: none;
    border-bottom: 2px solid #e2cfc3;
    gap: 8px;
    margin-bottom: 20px;
  }

  .guide-nav button {
    flex: 1;
    text-align: center;
  }

  .guide-main {
    padding-left: 0;
  }
}