/* 关于我们页专用样式 */

/* ---- 公司介绍 ---- */
.about-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  margin-bottom: 40px;
}

.about-label {
  display: inline-block;
  background: rgba(249,115,22,0.1);
  color: #f97316;
  padding: 4px 16px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.about-intro-text h2 {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 800;
  color: #0f172a;
  margin-bottom: 24px;
  line-height: 1.3;
}

.about-intro-text p {
  font-size: 0.95rem;
  color: #475569;
  line-height: 1.9;
  margin-bottom: 16px;
}

.about-intro-img {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 8px 40px rgba(0,0,0,0.1);
}

.about-intro-img img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  display: block;
}

.about-img-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(15,23,42,0.8));
  color: #fff;
  padding: 40px 20px 20px;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.5px;
}

/* ---- 数字展示 ---- */
.section-num { background: linear-gradient(135deg, #0f172a 0%, #1a3a6b 100%); }

.num-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.num-card {
  text-align: center;
  padding: 40px 20px;
}

.num-value {
  font-size: clamp(2.5rem, 4vw, 3.8rem);
  font-weight: 800;
  color: #f97316;
  line-height: 1;
  margin-bottom: 12px;
}

.num-label {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.6);
  font-weight: 500;
  letter-spacing: 0.5px;
}

/* ---- 价值观 ---- */
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.value-card {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  padding: 40px 32px;
  text-align: center;
  box-shadow: 0 4px 24px rgba(0,0,0,0.06);
  transition: 0.3s ease;
}

.value-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 8px 40px rgba(0,0,0,0.12);
  border-color: rgba(249,115,22,0.3);
}

.value-icon { font-size: 2.8rem; margin-bottom: 20px; }

.value-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 14px;
}

.value-card p {
  font-size: 0.9rem;
  color: #64748b;
  line-height: 1.8;
}

/* ---- 合作客户 ---- */
.clients-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.client-item {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  padding: 24px 20px;
  text-align: center;
  font-size: 0.95rem;
  font-weight: 600;
  color: rgba(255,255,255,0.8);
  transition: 0.3s ease;
}

.client-item:hover {
  background: rgba(249,115,22,0.15);
  border-color: rgba(249,115,22,0.4);
  color: #fb923c;
}

/* ---- 响应式 ---- */
@media (max-width: 900px) {
  .about-intro { grid-template-columns: 1fr; gap: 32px; }
  .about-intro-img img { height: 300px; }
  .num-grid { grid-template-columns: repeat(2, 1fr); }
  .values-grid { grid-template-columns: 1fr; }
  .clients-list { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .num-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .clients-list { grid-template-columns: 1fr 1fr; }
  .num-card { padding: 24px 12px; }
}