/* ============================================================
   威尔科工业设备 - 工业制造风格定制
   稳重、硬朗、强调制造能力
   ============================================================ */

/* ========== 顶部导航 ========== */
.b2b-shop-header {
  background: #ffffff;
  border-bottom: 3px solid #1e3a5f;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.b2b-shop-logo {
  color: #1e3a5f;
  font-weight: 800;
  font-size: 19px;
  letter-spacing: 1px;
}

.b2b-shop-nav a {
  color: #374151;
  font-weight: 600;
}

.b2b-shop-nav a:hover {
  color: #1e3a5f;
}

.b2b-shop-tel a {
  color: #1e3a5f;
  font-weight: 700;
}

/* ========== Banner ========== */
.b2b-shop-banner {
  background: linear-gradient(135deg, #1e3a5f 0%, #0f2440 100%);
  padding: 52px 0 48px;
}

.b2b-shop-banner h1 {
  color: #ffffff;
  font-size: 30px;
  font-weight: 800;
  letter-spacing: 1px;
}

.b2b-shop-banner p {
  color: rgba(255, 255, 255, 0.88);
}

.b2b-banner-area {
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
  margin-top: 6px;
}

.b2b-banner-tel-btn {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  background: #d97706;
  color: #ffffff;
  padding: 12px 32px;
  border-radius: 6px;
  margin-top: 16px;
  font-weight: 600;
  transition: background 0.2s;
}

.b2b-banner-tel-btn:hover {
  background: #b45309;
  text-decoration: none;
  color: #ffffff;
}

.b2b-banner-tel-num {
  font-size: 22px;
  font-weight: 800;
  line-height: 1.3;
}

.b2b-banner-tel-text {
  font-size: 13px;
  opacity: 0.92;
}

/* ========== 板块标题 ========== */
.b2b-shop-section-title {
  border-left-color: #1e3a5f;
  color: #1e3a5f;
}

.b2b-shop-section-en {
  color: #94a3b8;
}

/* ========== 关于我们 ========== */
.b2b-about-stat-num {
  color: #1e3a5f;
}

.b2b-about-detail {
  font-size: 15px;
  line-height: 1.8;
  color: #4b5563;
  margin-top: 12px;
  margin-bottom: 16px;
}

.b2b-about-contact {
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px dashed #e5e7eb;
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  font-size: 14px;
  color: #4b5563;
}

.b2b-about-contact a {
  color: #1e3a5f;
  font-weight: 600;
}

/* ========== 优势卡片 ========== */
.b2b-advantage-card {
  border-top: 3px solid #1e3a5f;
}

.b2b-advantage-title {
  color: #1e3a5f;
}

/* ========== 流程卡片 ========== */
.b2b-process-card {
  border-bottom: 3px solid #d97706;
}

/* ========== 联系我们 ========== */
.b2b-contact-value a {
  color: #1e3a5f;
  font-weight: 600;
}

/* ========== 底部 ========== */
.b2b-shop-footer {
  background: #111827;
}

.b2b-shop-footer a {
  color: #60a5fa;
}

/* ========== 移动端悬浮按钮 ========== */
.b2b-mobile-call-btn {
  background: #1e3a5f;
}

.b2b-mobile-call-btn:hover {
  background: #0f2440;
}

/* ========== 响应式 ========== */
@media (max-width: 768px) {
  .b2b-shop-banner {
    padding: 28px 0 24px;
  }

  .b2b-shop-banner h1 {
    font-size: 22px;
  }

  .b2b-banner-tel-btn {
    padding: 10px 24px;
  }

  .b2b-banner-tel-num {
    font-size: 18px;
  }

  .b2b-about-contact {
    flex-direction: column;
    gap: 8px;
  }
}