/* ============================================================
 * 合作伙伴 — 图文卡片布局（带背景图片）
 * ============================================================ */

.partners {
  background: var(--bg-primary);
}

.partners-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

/* ===== 通用卡片基础 ===== */
.partner-card {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition-normal);
  position: relative;
}

.partner-card:hover {
  border-color: var(--glass-border-hover);
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

/* ===== Hero 卡片（光大环保 — 全宽带图） ===== */
.partner-card--hero {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 280px;
  border: none;
  background: none;
}

.partner-card--hero:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.partner-card--hero-bg {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg) 0 0 var(--radius-lg);
}

.partner-card--hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}

.partner-card--hero:hover .partner-card--hero-bg img {
  transform: scale(1.05);
}

.partner-card--hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 60%, rgba(255,255,255,0.3) 100%);
}

.partner-card--hero-content {
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-left: none;
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
}

.partner-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: rgba(46, 125, 50, 0.08);
  border: 1px solid rgba(46, 125, 50, 0.15);
  border-radius: 20px;
  padding: 4px 14px;
  font-size: 12px;
  font-weight: 600;
  color: var(--accent-primary);
  margin-bottom: 14px;
  width: fit-content;
}

.partner-card--hero-content h4 {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.partner-card--hero-content p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

/* ===== 带背景图的普通卡片 ===== */
.partner-card--with-bg {
  position: relative;
  min-height: 200px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.partner-card-bgimg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  border-radius: var(--radius-lg);
  opacity: 0.15;
  transition: opacity 0.4s ease;
}

.partner-card--with-bg:hover .partner-card-bgimg {
  opacity: 0.25;
}

.partner-card-body {
  position: relative;
  z-index: 1;
  padding: 24px;
}

.partner-card-body h4 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.partner-card-body p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 12px;
}

/* ===== 标签 ===== */
.partner-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.partner-card-tag {
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 12px;
  background: rgba(46, 125, 50, 0.06);
  border: 1px solid rgba(46, 125, 50, 0.12);
  color: var(--accent-primary);
  font-weight: 500;
}

.partner-card-tag--light {
  background: rgba(255, 255, 255, 0.8);
  border-color: rgba(46, 125, 50, 0.15);
  color: var(--accent-primary);
}

/* ===== 旧样式兼容 ===== */
.partner-card-logo {
  width: 56px;
  height: 56px;
  padding: 8px;
  margin-bottom: 8px;
}

.partner-card-logo svg {
  width: 100%;
  height: 100%;
}

.partner-card-info h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.partner-card-info p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ===== Footer logo image ===== */
.footer-logo-img {
  border-radius: 4px;
  flex-shrink: 0;
}

/* ===== 响应式 ===== */
@media (max-width: 992px) {
  .partners-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .partner-card--hero {
    grid-template-columns: 1fr;
  }
  .partner-card--hero-bg {
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    max-height: 200px;
  }
  .partner-card--hero-content {
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    border-left: 1px solid var(--glass-border);
    border-top: none;
  }
}

@media (max-width: 768px) {
  .partners-grid {
    grid-template-columns: 1fr;
  }
}