/* ===== 产品详情页 ===== */
.pd-banner {
  min-height: 42vh;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; padding: 80px 16px 40px;
  position: relative; overflow: hidden;
}
.pd-banner::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0;
  background-image:
    linear-gradient(rgba(0,200,83,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,200,83,0.04) 1px, transparent 1px);
  background-size: 24px 24px; pointer-events: none;
}
.pd-banner h1 { font-size: 28px; font-weight: 800; position: relative; }
.pd-banner .sub { font-size: 14px; color: var(--muted); margin-top: 10px; position: relative; }
.pd-banner .green-line { width: 48px; height: 2px; background: var(--green-grad); margin: 14px auto 0; border-radius: 2px; position: relative; }

/* ===== 产品对比表 ===== */
.pd-compare { padding: 0 16px 32px; }
.pd-compare-title { font-size: 20px; font-weight: 700; text-align: center; margin-bottom: 18px; }
.cmp-table {
  width: 100%; border-collapse: collapse;
  background: var(--bg2); border-radius: 12px; overflow: hidden;
  font-size: 13px;
}
.cmp-table th, .cmp-table td {
  padding: 12px 10px; text-align: center; border-bottom: 1px solid var(--rule);
}
.cmp-table thead th {
  background: var(--bg3); font-weight: 700; font-size: 12px; color: var(--accent2);
}
.cmp-table thead th:first-child { color: var(--muted); text-align: left; padding-left: 14px; }
.cmp-table td:first-child { text-align: left; padding-left: 14px; color: var(--muted); font-size: 12px; }
.cmp-table tr:last-child td { border-bottom: none; }
.cmp-table .gen3 { color: var(--accent2); font-weight: 600; }
.cmp-table .check { color: var(--accent); font-size: 16px; }
.cmp-table .cross { color: var(--weak); font-size: 16px; }

/* ===== 产品详情区块 ===== */
.pd-section {
  padding: 40px 16px;
  border-top: 1px solid var(--rule);
}
.pd-sec-head { display: flex; align-items: center; gap: 10px; margin-bottom: 20px; }
.pd-badge { font-size: 10px; font-weight: 600; padding: 4px 10px; border-radius: 4px; background: var(--accent); color: var(--bg); }
.pd-badge.gen3 { background: var(--accent2); }
.pd-sec-title { font-size: 20px; font-weight: 700; }
.pd-sec-line { width: 40px; height: 2px; background: var(--green-grad); border-radius: 2px; margin-bottom: 18px; }

/* 产品媒体区 */
.pd-media-wrap {
  width: 100%; height: 200px; border-radius: 12px; overflow: hidden;
  background: var(--bg); margin-bottom: 20px; border: 1px solid var(--rule);
}
.pd-media-wrap img, .pd-media-wrap video {
  width: 100%; height: 100%; object-fit: cover;
}
.pd-media-wrap img { object-fit: contain; }
.pd-video-wrap { position: relative; width: 100%; height: 100%; }
.pd-video-wrap video { object-fit: cover; }

/* 参数表 */
.pd-params { width: 100%; font-size: 13px; }
.pd-params .row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 11px 0; border-bottom: 1px solid var(--rule);
}
.pd-params .row:last-child { border-bottom: none; }
.pd-params .lbl { color: var(--muted); font-size: 12px; flex-shrink: 0; }
.pd-params .val { color: var(--ink); font-weight: 600; text-align: right; }
.pd-params .val.green { color: var(--accent2); }

/* 识别能力清单 */
.pd-feats { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.pd-feat-tag {
  font-size: 12px; padding: 6px 12px; border-radius: 16px;
  background: var(--bg2); border: 1px solid var(--rule); color: var(--ink);
  display: flex; align-items: center; gap: 6px;
}
.pd-feat-tag .dot { width: 5px; height: 5px; border-radius: 50%; background: var(--accent); flex-shrink: 0; }

/* 适用场景 */
.pd-scenes { display: flex; flex-direction: column; gap: 10px; }
.pd-scene {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 13px; color: var(--muted); line-height: 1.6;
}
.pd-scene .check-icon { width: 18px; height: 18px; color: var(--accent); flex-shrink: 0; margin-top: 2px; }

/* ===== 选型建议 ===== */
.pd-guide { padding: 40px 16px; border-top: 1px solid var(--rule); }
.pd-guide-title { font-size: 20px; font-weight: 700; text-align: center; }
.pd-guide-line { width: 40px; height: 2px; background: var(--green-grad); border-radius: 2px; margin: 10px auto 20px; }
.pd-guide-card {
  background: var(--bg2); border: 1px solid var(--rule); border-radius: 12px;
  padding: 18px 16px; margin-bottom: 12px;
}
.pd-guide-q { font-size: 13px; color: var(--muted); margin-bottom: 8px; }
.pd-guide-a { font-size: 15px; font-weight: 700; color: var(--accent2); }
.pd-guide-a .arrow { color: var(--accent); margin: 0 4px; }

/* ===== 底部转化 ===== */
.pd-cta {
  padding: 40px 16px 80px; text-align: center; border-top: 1px solid var(--rule);
}
.pd-cta h2 { font-size: 22px; font-weight: 800; }
.pd-cta .sub { font-size: 13px; color: var(--muted); margin-top: 8px; margin-bottom: 24px; }
.pd-cta .btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  width: 100%; max-width: 320px; height: 50px; border-radius: 25px;
  font-size: 16px; font-weight: 700; border: none; cursor: pointer; transition: transform 0.2s;
}
.pd-cta .btn:active { transform: scale(0.97); }
.pd-cta .btn.phone { background: var(--green-grad); color: #fff; box-shadow: 0 4px 20px rgba(0,200,83,0.3); margin-bottom: 12px; animation: breathe 2.5s infinite; }
.pd-cta .btn.wx { background: var(--bg2); border: 1px solid var(--accent); color: var(--accent); }
.pd-cta .btn svg { width: 20px; height: 20px; }

@keyframes breathe { 0%,100% { transform: scale(1); } 50% { transform: scale(1.02); } }