/* ===== 服务与入口 / page-products ===== */
.page-products {
  --psv-line: rgba(110, 195, 182, .2);
  --psv-line-strong: rgba(110, 195, 182, .45);
  --psv-glass: rgba(110, 195, 182, .07);
  --psv-soft: rgba(201, 220, 217, .78);
  --psv-card-a: rgba(27, 58, 107, .88);
  --psv-card-b: rgba(16, 31, 60, .96);
  display: block;
  overflow-x: clip;
  background: var(--c-indigo);
  color: var(--c-text);
}

.page-products h1,
.page-products h2,
.page-products h3 {
  color: var(--c-paper);
  margin: 0;
}

.page-products a {
  color: var(--c-sky);
}

.page-products img {
  max-width: 100%;
  height: auto;
}

.page-products figure {
  margin: 0;
}

.page-products figure img {
  display: block;
  width: 100%;
  border-radius: var(--r-lg);
}

.page-products .cluster {
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .breadcrumbs {
  padding-block: 20px 6px;
  font-size: 13px;
}

.page-products .section__head {
  max-width: 52rem;
}

/* ---------- 首屏 ---------- */
.psv-hero {
  position: relative;
  padding-block: clamp(30px, 5vw, 58px) clamp(44px, 6vw, 88px);
}

.psv-hero::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: min(62%, 720px);
  height: 100%;
  background: var(--grad-route);
  opacity: .18;
  clip-path: polygon(0 0, 100% 0, 62% 100%, 0 100%);
  pointer-events: none;
  z-index: 0;
}

.psv-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(28px, 4vw, 52px);
}

.psv-hero__copy {
  display: grid;
  gap: 18px;
}

.psv-hero__copy h1 {
  font-size: clamp(2.05rem, 5.6vw, 4.1rem);
  font-weight: 300;
  line-height: 1.08;
  letter-spacing: -.015em;
}

.psv-hero__copy .lead {
  color: var(--psv-soft);
  font-size: clamp(1rem, 1.3vw, 1.1rem);
  line-height: 1.85;
}

.psv-hero__facts {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 34px;
  border-top: 1px solid var(--psv-line);
  padding-top: 18px;
}

.psv-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.psv-hero__facts strong {
  font-size: clamp(1.5rem, 2.6vw, 2.1rem);
  font-weight: 600;
  color: var(--c-gold);
  letter-spacing: -.02em;
}

.psv-hero__facts span {
  font-size: 13px;
  color: var(--c-slate);
  letter-spacing: .04em;
}

.psv-hero__media {
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--psv-line);
  box-shadow: var(--shadow-1);
}

/* ---------- 01 导航服务 ---------- */
.psv-service__grid {
  display: grid;
  gap: clamp(20px, 3vw, 44px);
}

.psv-service__head h2,
.psv-service__body h2 {
  font-size: clamp(1.4rem, 2.4vw, 2.05rem);
  font-weight: 600;
  line-height: 1.25;
}

.psv-service__body {
  display: grid;
  gap: 16px;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.85;
}

.psv-service__body a {
  border-bottom: 1px solid rgba(110, 195, 182, .45);
  text-decoration: none;
}

.psv-service__body .status-dot {
  margin-inline: 4px;
}

.psv-service .muted {
  color: var(--c-slate);
  font-size: 14px;
}

/* ---------- 02 栏目入口一览 ---------- */
.psv-directory__head {
  margin-bottom: clamp(22px, 3vw, 34px);
}

.psv-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px;
  margin-bottom: clamp(22px, 3vw, 34px);
  border: 1px solid var(--psv-line);
  border-radius: var(--r-lg);
  background: var(--psv-glass);
  backdrop-filter: blur(8px);
}

.psv-nodes {
  display: grid;
  gap: var(--gap);
  grid-template-columns: 1fr;
}

.psv-node {
  position: relative;
  display: grid;
  gap: 10px;
  align-content: start;
  padding: 22px 20px 20px;
  border-radius: var(--r-lg);
  border: 1px solid var(--psv-line);
  background: linear-gradient(158deg, var(--psv-card-a), var(--psv-card-b));
  box-shadow: var(--shadow-1);
  transition: transform .26s ease, border-color .26s ease, box-shadow .26s ease;
}

.psv-node::after {
  content: "";
  position: absolute;
  inset: auto 18px 0 18px;
  height: 2px;
  background: var(--grad-edge);
  opacity: .35;
  transition: opacity .26s ease;
}

.psv-node:hover,
.psv-node:focus-within {
  transform: translateY(-4px);
  border-color: var(--psv-line-strong);
}

.psv-node:hover::after,
.psv-node:focus-within::after {
  opacity: .9;
}

.psv-node__no {
  margin: 0;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .16em;
  color: var(--c-gold);
}

.psv-node__title {
  font-size: clamp(1.1rem, 1.5vw, 1.35rem);
  font-weight: 600;
  line-height: 1.3;
}

.psv-node__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--psv-soft);
}

.psv-node__list {
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 6px;
  font-size: 13.5px;
  color: var(--c-slate);
}

.psv-node__list li {
  position: relative;
  padding-left: 15px;
  line-height: 1.6;
}

.psv-node__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--c-sky);
  opacity: .75;
}

.psv-node__foot {
  margin: 8px 0 0;
  padding-top: 12px;
  border-top: 1px solid rgba(110, 195, 182, .16);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

/* ---------- 03 替代入口 ---------- */
.psv-alts__grid {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
}

.psv-alts__intro h2 {
  font-size: clamp(1.5rem, 2.6vw, 2.2rem);
  font-weight: 600;
  line-height: 1.22;
  margin-bottom: 14px;
}

.psv-alts__intro p {
  margin: 0;
  max-width: 58ch;
  line-height: 1.85;
  color: var(--psv-soft);
}

.psv-alts__media {
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--psv-line);
}

.psv-alts__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--gap);
}

.psv-alt {
  position: relative;
  padding: 22px 20px;
  border-radius: var(--r-lg);
  border: 1px solid var(--psv-line);
  border-left: 3px solid var(--c-amber);
  background: linear-gradient(150deg, rgba(27, 58, 107, .8), rgba(16, 31, 60, .92));
  transition: transform .26s ease, border-color .26s ease, background .26s ease;
}

.psv-alt:hover,
.psv-alt:focus-visible {
  transform: translateX(4px);
  border-left-color: var(--c-gold);
  outline: none;
}

.psv-alt__no {
  margin: 0 0 6px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .16em;
  color: var(--c-amber);
}

.psv-alt h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.psv-alt p {
  margin: 0 0 8px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--psv-soft);
}

.psv-alt__hint {
  font-size: 13px;
  color: var(--c-sky);
  letter-spacing: .02em;
}

/* ---------- 04 状态检测 ---------- */
.psv-check__grid {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
}

.psv-check__media {
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--psv-line);
}

.psv-check__title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 14px;
  letter-spacing: .01em;
}

.psv-times {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.psv-times li {
  display: grid;
  grid-template-columns: 72px 1fr;
  align-items: baseline;
  gap: 12px;
  padding: 12px 14px;
  border-radius: var(--r-md);
  border: 1px solid var(--psv-line);
  background: var(--psv-glass);
}

.psv-times strong {
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--c-gold);
  letter-spacing: .02em;
}

.psv-times span {
  font-size: 14px;
  line-height: 1.6;
  color: var(--psv-soft);
}

.psv-check__timeline .muted {
  margin: 14px 0 0;
  font-size: 13.5px;
  color: var(--c-slate);
}

.psv-states {
  margin: 0;
  display: grid;
  gap: 12px;
}

.psv-states > div {
  padding: 14px 16px;
  border-radius: var(--r-md);
  border: 1px solid var(--psv-line);
  background: var(--psv-glass);
}

.psv-states dt {
  margin-bottom: 6px;
}

.psv-states dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--psv-soft);
}

/* ---------- 05 适用设备与场景 ---------- */
.psv-devices__head {
  margin-bottom: clamp(22px, 3vw, 34px);
}

.psv-devices__grid {
  display: grid;
  gap: var(--gap);
}

.psv-devices__media {
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--psv-line);
}

.psv-device {
  padding: 22px 20px;
  border-radius: var(--r-lg);
  border: 1px solid var(--psv-line);
  background: linear-gradient(158deg, var(--psv-card-a), var(--psv-card-b));
  transition: transform .26s ease, border-color .26s ease;
}

.psv-device:hover,
.psv-device:focus-visible {
  transform: translateY(-4px);
  border-color: var(--psv-line-strong);
  outline: none;
}

.psv-device h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.psv-device p {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--psv-soft);
}

.psv-device__tip {
  font-size: 13px;
  color: var(--c-sky);
  padding-left: 12px;
  border-left: 2px solid var(--c-teal);
}

/* ---------- 06 服务流程 ---------- */
.psv-flow__grid {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
}

.psv-flow__head h2 {
  font-size: clamp(1.5rem, 2.6vw, 2.2rem);
  font-weight: 600;
  line-height: 1.22;
  margin-bottom: 14px;
}

.psv-flow__head p {
  margin: 0;
  max-width: 56ch;
  line-height: 1.85;
  color: var(--psv-soft);
}

.psv-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--gap);
  counter-reset: psv-step;
}

.psv-step {
  position: relative;
  padding: 20px 20px 20px 22px;
  border-radius: var(--r-lg);
  border: 1px solid var(--psv-line);
  background: linear-gradient(90deg, rgba(14, 124, 107, .18), rgba(16, 31, 60, .55) 62%);
}

.psv-step__no {
  margin: 0 0 6px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .16em;
  color: var(--c-gold);
}

.psv-step h3 {
  font-size: 1.08rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.psv-step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--psv-soft);
}

.psv-step a {
  border-bottom: 1px solid rgba(110, 195, 182, .45);
  text-decoration: none;
}

.psv-flow__aside {
  padding: 22px 20px;
  border-radius: var(--r-lg);
  border: 1px solid var(--psv-line);
  background: var(--psv-glass);
  backdrop-filter: blur(8px);
}

.psv-links {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.psv-links li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px dashed rgba(110, 195, 182, .18);
}

.psv-links li:last-child {
  border-bottom: none;
}

.psv-links a {
  font-size: 14.5px;
  font-weight: 600;
  color: var(--c-paper);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s ease, border-color .2s ease;
}

.psv-links a:hover,
.psv-links a:focus-visible {
  color: var(--c-amber);
  border-bottom-color: var(--c-amber);
  outline: none;
}

.psv-links span {
  font-size: 12.5px;
  color: var(--c-slate);
}

/* ---------- 结尾 ---------- */
.psv-cta__inner {
  display: grid;
  gap: 20px;
  padding: clamp(24px, 4vw, 42px);
  border-radius: var(--r-lg);
  border: 1px solid var(--psv-line);
  background: var(--grad-route);
  box-shadow: var(--shadow-1);
}

.psv-cta h2 {
  font-size: clamp(1.45rem, 2.6vw, 2.15rem);
  font-weight: 600;
  line-height: 1.22;
  margin-bottom: 10px;
}

.psv-cta p {
  margin: 0;
  max-width: 52ch;
  line-height: 1.8;
  color: rgba(247, 250, 248, .88);
}

.psv-cta .copy-btn {
  color: var(--c-paper);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .psv-nodes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .psv-alts__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .psv-check__timeline,
  .psv-check__states {
    display: block;
  }
}

@media (min-width: 900px) {
  .psv-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    align-items: center;
  }

  .psv-service__grid {
    grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
    align-items: start;
  }

  .psv-alts__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }

  .psv-alts__intro {
    grid-column: 1 / 2;
  }

  .psv-alts__media {
    grid-column: 2 / 3;
  }

  .psv-alts__list {
    grid-column: 1 / -1;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .psv-check__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }

  .psv-check__media {
    grid-column: 1 / -1;
  }

  .psv-devices__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    align-items: start;
  }

  .psv-devices__media {
    grid-row: span 3;
  }

  .psv-flow__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, .58fr);
    align-items: start;
  }

  .psv-flow__head,
  .psv-steps {
    grid-column: 1 / 2;
  }

  .psv-flow__aside {
    grid-column: 2 / 3;
    grid-row: 1 / span 2;
  }

  .psv-cta__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

@media (min-width: 1024px) {
  .psv-nodes {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .psv-node:nth-child(1) { grid-column: span 5; }
  .psv-node:nth-child(2) { grid-column: span 7; }
  .psv-node:nth-child(3) { grid-column: span 4; }
  .psv-node:nth-child(4) { grid-column: span 4; }
  .psv-node:nth-child(5) { grid-column: span 4; }
  .psv-node:nth-child(6) { grid-column: span 7; }
  .psv-node:nth-child(7) { grid-column: span 5; }
}

@media (min-width: 1180px) {
  .psv-hero__facts {
    gap: 12px 52px;
  }
}