/* ═══════════════════════════════════════════════════════════════════════════════
   产品平台页 — 页面专属样式（pp- 前缀，不影响其他页面）
   ═══════════════════════════════════════════════════════════════════════════════ */

/* ── Hero ─────────────────────────────────────────────────────────────────── */
.pp-hero {
  overflow: hidden;
  background: linear-gradient(115deg, #f0f7fb 0%, #f8fbfd 54%, #e6f2f8 100%);
  position: relative;
}
.pp-hero::after {
  content: "";
  position: absolute;
  width: 460px;
  height: 460px;
  border: 1px solid #d1e5f0;
  border-radius: 50%;
  right: -80px;
  top: 30px;
  box-shadow: 0 0 0 50px rgba(255,255,255,0.19), 0 0 0 100px rgba(255,255,255,0.14);
  pointer-events: none;
}
.pp-hero-in {
  min-height: 520px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  position: relative;
  z-index: 1;
  padding-top: 55px;
  padding-bottom: 58px;
}
.pp-eyebrow {
  font-size: 14px;
  letter-spacing: 2px;
  color: var(--blue);
  font-weight: 700;
  margin-bottom: 18px;
}
.pp-title {
  font-size: 46px;
  line-height: 1.25;
  letter-spacing: 1px;
  margin: 0 0 18px;
  color: var(--navy);
  font-weight: 700;
}
.pp-title em {
  font-style: normal;
  color: var(--orange);
}
.pp-lead {
  font-size: 17px;
  line-height: 1.9;
  color: var(--text);
  max-width: 590px;
  margin: 0 0 28px;
}
.pp-actions {
  display: flex;
  gap: 14px;
}
.pp-traits {
  display: flex;
  gap: 20px;
  margin-top: 30px;
  color: var(--text);
  font-size: 14px;
  flex-wrap: wrap;
}
.pp-traits span::before {
  content: "✓";
  color: var(--blue);
  font-weight: 700;
  margin-right: 7px;
}

/* ── Mock 仪表盘 ─────────────────────────────────────────────────────────── */
.pp-mock {
  background: #fff;
  border: 1px solid #d8e6ed;
  border-radius: 18px;
  box-shadow: 0 25px 65px rgba(19,56,81,0.09);
  padding: 20px;
  min-height: 345px;
  position: relative;
}
.pp-mock-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
  font-weight: 700;
  padding: 2px 4px 16px;
  border-bottom: 1px solid var(--line);
}
.pp-live {
  color: #258c69;
  font-size: 14px;
  font-weight: 400;
}
.pp-metric-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 17px 0;
}
.pp-metric {
  background: #f5f9fb;
  border-radius: 10px;
  padding: 15px;
}
.pp-metric small {
  display: block;
  color: var(--muted);
  font-size: 14px;
}
.pp-metric b {
  display: block;
  color: var(--navy);
  font-size: 23px;
  margin-top: 5px;
}
.pp-events {
  display: grid;
  gap: 10px;
}
.pp-event {
  border: 1px solid #e7eef2;
  border-radius: 9px;
  padding: 11px;
  display: grid;
  grid-template-columns: 40px 1fr auto;
  gap: 8px;
  align-items: center;
  font-size: 14px;
}
.pp-tag {
  border-radius: 5px;
  padding: 4px 6px;
  text-align: center;
  color: #fff;
  font-size: 14px;
  font-weight: 600;
}
.pp-high { background: #e46c5e; }
.pp-mid { background: #e9a537; }
.pp-low { background: #51a887; }
.pp-event time {
  color: var(--muted);
  font-size: 14px;
}

/* ── 管理闭环流程 ────────────────────────────────────────────────────────── */
.pp-flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}
.pp-flow::before {
  content: "";
  position: absolute;
  left: 10%;
  right: 10%;
  height: 2px;
  background: #cfe0e9;
  top: 35px;
}
.pp-flow-item {
  text-align: center;
  position: relative;
  padding: 0 20px;
}
.pp-num {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background: #e9f4f9;
  border: 1px solid #d1e6f0;
  color: var(--blue);
  display: grid;
  place-items: center;
  font-size: 19px;
  font-weight: 700;
  margin: 0 auto 19px;
  position: relative;
  z-index: 1;
}
.pp-flow-item h3 {
  font-size: 19px;
  margin: 0 0 9px;
  color: var(--ink);
}
.pp-flow-item p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
  margin: 0;
}

/* ── 十大智能体 ──────────────────────────────────────────────────────────── */
.pp-agent-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
}
.pp-agent {
  min-height: 174px;
  border: 1px solid var(--line);
  border-radius: 13px;
  padding: 18px 16px;
  background: #fff;
  transition: 0.2s;
}
.pp-agent:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(21,58,80,0.07);
  border-color: #b7d7e7;
}
.pp-agent-n {
  font-size: 14px;
  color: var(--blue);
  font-weight: 700;
  letter-spacing: 1px;
}
.pp-agent h3 {
  font-size: 17px;
  margin: 11px 0 8px;
  color: var(--navy);
}
.pp-agent p {
  font-size: 14px;
  line-height: 1.65;
  margin: 0;
  color: var(--muted);
}
.pp-agent:nth-child(4n+2) { background: #f6fbfd; }
.pp-agent:nth-child(4n+3) { background: #f8fbf8; }
.pp-agent:nth-child(4n) { background: #fbf9fd; }

/* ── 领域知识 × AI ───────────────────────────────────────────────────────── */
.pp-principles {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}
.pp-principles-copy h2 {
  font-size: 34px;
  color: var(--navy);
  margin: 0 0 15px;
  line-height: 1.35;
}
.pp-principles-copy p {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.9;
  margin: 0;
}
.pp-principle-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.pp-principle {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 16px;
}
.pp-principle b {
  display: block;
  font-size: 15px;
  margin-bottom: 6px;
  color: var(--ink);
}
.pp-principle span {
  font-size: 14px;
  line-height: 1.6;
  color: var(--muted);
}

/* ── 应用场景 ────────────────────────────────────────────────────────────── */
.pp-scenarios {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.pp-scenario {
  border-radius: 13px;
  background: #fff;
  border: 1px solid var(--line);
  padding: 21px;
  min-height: 175px;
  position: relative;
  overflow: hidden;
}
.pp-scenario::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
}
.pp-scenario-blue::before { background: #0066B3; }
.pp-scenario-sky::before { background: #5BAFE0; }
.pp-scenario-orange::before { background: #F29600; }
.pp-scenario-teal::before { background: #22A6B5; }
.pp-scenario-icon {
  width: 37px;
  height: 37px;
  background: #e9f4f9;
  border-radius: 10px;
  color: var(--blue);
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 16px;
}
.pp-scenario h3 {
  margin: 14px 0 8px;
  font-size: 16px;
  color: var(--ink);
}
.pp-scenario p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}
.pp-security {
  margin-top: 26px;
  border-radius: 12px;
  background: #edf5f8;
  padding: 16px 20px;
  display: flex;
  gap: 24px;
  justify-content: center;
  color: var(--text);
  font-size: 14px;
}
.pp-security b {
  color: var(--navy);
}

/* ── 响应式 ──────────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .pp-hero-in { grid-template-columns: 1fr; padding-top: 40px; padding-bottom: 40px; }
  .pp-mock { max-width: 640px; width: 100%; margin: auto; }
  .pp-agent-grid { grid-template-columns: repeat(2, 1fr); }
  .pp-scenarios { grid-template-columns: repeat(2, 1fr); }
  .pp-principles { grid-template-columns: 1fr; gap: 32px; }
  .pp-principles-copy h2 { font-size: 28px; }
  .pp-flow { grid-template-columns: repeat(2, 1fr); row-gap: 30px; }
  .pp-flow::before { display: none; }
}
@media (max-width: 560px) {
  .pp-hero-in { min-height: auto; padding-top: 32px; padding-bottom: 36px; }
  .pp-title { font-size: 30px; line-height: 1.3; margin: 0 0 14px; }
  .pp-lead { font-size: 15px; line-height: 1.85; margin: 0 0 22px; }
  .pp-eyebrow { font-size: 13px; margin-bottom: 14px; }
  .pp-actions { flex-direction: column; gap: 10px; }
  .pp-actions .btn { width: 100%; height: 44px; }
  .pp-traits { gap: 12px; margin-top: 22px; }
  .pp-traits span { font-size: 13px; }

  .pp-flow { grid-template-columns: 1fr 1fr; row-gap: 24px; }
  .pp-flow-item { padding: 0 10px; }
  .pp-num { width: 56px; height: 56px; font-size: 17px; margin: 0 auto 14px; }
  .pp-flow-item h3 { font-size: 17px; margin: 0 0 6px; }
  .pp-flow-item p { font-size: 13px; line-height: 1.7; }

  .pp-agent-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .pp-agent { padding: 16px 14px; min-height: auto; }
  .pp-agent-n { font-size: 13px; }
  .pp-agent h3 { font-size: 15px; margin: 8px 0 6px; }
  .pp-agent p { font-size: 13px; line-height: 1.65; }

  .pp-scenarios { grid-template-columns: 1fr; gap: 12px; }
  .pp-scenario { padding: 20px 18px; min-height: auto; }
  .pp-scenario h3 { font-size: 17px; margin: 12px 0 6px; }
  .pp-scenario p { font-size: 14px; line-height: 1.75; }

  .pp-principles-copy h2 { font-size: 26px; }
  .pp-principles-copy p { font-size: 14px; line-height: 1.85; }
  .pp-principle-list { grid-template-columns: 1fr; gap: 10px; }
  .pp-principle { padding: 14px; }
  .pp-principle b { font-size: 14px; }
  .pp-principle span { font-size: 13px; }

  .pp-security { flex-wrap: wrap; gap: 10px; font-size: 13px; padding: 14px 16px; }

  .pp-mock { padding: 16px; border-radius: 14px; min-height: auto; }
  .pp-metric-row { grid-template-columns: 1fr 1fr; gap: 10px; }
  .pp-metric:last-child { display: none; }
  .pp-metric b { font-size: 20px; }
  .pp-event { grid-template-columns: 36px 1fr auto; padding: 10px; font-size: 13px; }
}