.page-products {
  --pf-gap: clamp(1rem, 2.5vw, 1.5rem);
  --pf-card-bg: linear-gradient(160deg, var(--panel), var(--ink) 92%);
}

/* ---------- 首屏 ---------- */
.page-products .pf-hero {
  padding: clamp(1.5rem, 5vw, 3rem) 0 var(--pad-y);
}

.page-products .pf-hero__grid {
  display: grid;
  gap: clamp(1.25rem, 4vw, 2.5rem);
}

.page-products .pf-hero__panel {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: clamp(1.25rem, 4vw, 2.5rem);
  background:
    radial-gradient(120% 90% at 100% 0%, rgba(0, 229, 200, 0.12), transparent 62%),
    linear-gradient(180deg, var(--panel), var(--ink));
  overflow: hidden;
}

.page-products .pf-hero__panel::before,
.page-products .pf-hero__panel::after {
  content: "";
  position: absolute;
  width: 26px;
  height: 26px;
  border: 1px solid var(--cyan);
  opacity: 0.65;
  pointer-events: none;
}

.page-products .pf-hero__panel::before {
  top: 10px;
  left: 10px;
  border-right: 0;
  border-bottom: 0;
  border-top-left-radius: 10px;
}

.page-products .pf-hero__panel::after {
  right: 10px;
  bottom: 10px;
  border-left: 0;
  border-top: 0;
  border-bottom-right-radius: 10px;
}

.page-products .pf-hero__title {
  margin: 0.75rem 0 1rem;
  font-size: clamp(2.05rem, 6.4vw, 3.6rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
}

.page-products .pf-hero__lead {
  margin: 0 0 1.5rem;
  max-width: 46ch;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.8;
}

.page-products .pf-facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 0.75rem;
  margin: 0 0 1.75rem;
  padding: 1rem 0 0;
  border-top: 1px solid var(--line);
}

.page-products .pf-fact {
  margin: 0;
}

.page-products .pf-fact dt {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--muted);
  text-transform: uppercase;
}

.page-products .pf-fact dd {
  margin: 0.35rem 0 0;
  color: var(--text);
  font-size: 0.95rem;
}

.page-products .pf-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--cyan);
  letter-spacing: 0.02em;
}

.page-products .pf-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.page-products .pf-hero__device {
  position: relative;
  min-height: 220px;
  display: grid;
  align-content: end;
  gap: 0.4rem;
  padding: 1.25rem;
  border: 1px solid var(--line);
  border-radius: 26px;
  background:
    repeating-linear-gradient(0deg, rgba(42, 63, 99, 0.45) 0 1px, transparent 1px 24px),
    linear-gradient(180deg, var(--panel-2), var(--ink));
  overflow: hidden;
}

.page-products .pf-hero__device::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 38%;
  width: min(70%, 280px);
  aspect-ratio: 1;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: repeating-radial-gradient(circle at center, rgba(0, 229, 200, 0.24) 0 1px, transparent 1px 22px);
  opacity: 0.85;
  pointer-events: none;
}

.page-products .pf-hero__device-label {
  position: relative;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-products .pf-hero__device-meta {
  position: relative;
  font-size: 0.82rem;
  color: var(--muted);
}

/* ---------- 章节索引 ---------- */
.page-products .pf-toc {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--panel);
}

.page-products .pf-toc__inner {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.7rem 0;
  overflow-x: auto;
}

.page-products .pf-toc__inner .index-label {
  flex: none;
  color: var(--muted);
}

.page-products .pf-toc__list {
  display: flex;
  gap: 0.5rem;
  margin: 0;
  padding: 0 0.25rem 0 0;
  list-style: none;
}

.page-products .pf-toc__list a {
  display: inline-block;
  white-space: nowrap;
  padding: 0.3rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-products .pf-toc__list a:hover,
.page-products .pf-toc__list a:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
}

.page-products .pf-toc__list a[aria-current="true"] {
  color: var(--ink);
  background: var(--cyan);
  border-color: var(--cyan);
}

/* ---------- 通用区块 ---------- */
.page-products .pf-section {
  padding: var(--pad-y) 0;
  border-bottom: 1px solid rgba(42, 63, 99, 0.5);
}

.page-products .pf-section .section__title {
  margin: 0.6rem 0 0.9rem;
}

.page-products .pf-section .section__lead {
  max-width: 60ch;
  color: var(--muted);
  line-height: 1.8;
}

.page-products .pf-subhead {
  margin: 0 0 0.9rem;
  font-size: 1.1rem;
  color: var(--text);
}

.page-products .pf-note {
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.75;
}

/* ---------- 服务总览 ---------- */
.page-products .pf-services {
  display: grid;
  gap: var(--pf-gap);
  margin: 1.75rem 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pf-service {
  padding: 1.25rem 1.25rem 1.4rem;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--pf-card-bg);
}

.page-products .pf-service__num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-products .pf-service h3 {
  margin: 0.55rem 0 0.5rem;
  font-size: 1.16rem;
  color: var(--text);
}

.page-products .pf-service p {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.8;
}

.page-products .pf-cover {
  display: grid;
  gap: 1.25rem;
  margin: clamp(2rem, 5vw, 3rem) 0 0;
}

.page-products .pf-cover figcaption {
  align-self: center;
}

.page-products .pf-cover__text {
  margin: 0.75rem 0 0;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.8;
}

.page-products .media__frame,
.page-products .media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  object-fit: cover;
}

/* ---------- 切换通道 ---------- */
.page-products .pf-path {
  margin: 1.75rem 0 1rem;
  display: grid;
  gap: 0.6rem;
  justify-items: start;
}

.page-products .pf-path img {
  display: block;
  width: 100%;
  max-width: 420px;
  height: auto;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
}

.page-products .pf-channel-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.page-products .pf-channels {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(258px, 84%);
  gap: var(--pf-gap);
  overflow-x: auto;
  padding: 0 0 0.75rem;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.page-products .pf-channel {
  scroll-snap-align: start;
  padding: 1.35rem 1.25rem 1.2rem;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  background: var(--panel);
}

.page-products .pf-channel--regular {
  background:
    linear-gradient(180deg, rgba(0, 229, 200, 0.05), transparent 62%),
    var(--panel);
}

.page-products .pf-channel--stable {
  background:
    linear-gradient(180deg, rgba(0, 229, 200, 0.12), transparent 62%),
    var(--panel-2);
  border-color: rgba(0, 229, 200, 0.36);
}

.page-products .pf-channel--light {
  background:
    linear-gradient(180deg, rgba(0, 229, 200, 0.2), transparent 62%),
    var(--panel-2);
  border-color: rgba(0, 229, 200, 0.58);
}

.page-products .pf-channel__no {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-products .pf-channel h3 {
  margin: 0.55rem 0 0.55rem;
  font-size: 1.22rem;
  color: var(--text);
}

.page-products .pf-channel p {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.93rem;
  line-height: 1.8;
}

.page-products .pf-channel__meta {
  margin: 0;
  display: grid;
  gap: 0.5rem;
  padding-top: 0.9rem;
  border-top: 1px solid rgba(42, 63, 99, 0.7);
}

.page-products .pf-channel__meta div {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
}

.page-products .pf-channel__meta dt {
  color: var(--muted);
  font-size: 0.8rem;
}

.page-products .pf-channel__meta dd {
  margin: 0;
  color: var(--text);
  font-size: 0.85rem;
  text-align: right;
}

.page-products .pf-steps-block {
  margin-top: 2rem;
  padding: 1.35rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: linear-gradient(180deg, rgba(19, 41, 79, 0.8), rgba(10, 20, 40, 0.9));
}

.page-products .pf-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.75rem;
  counter-reset: pf-step;
}

.page-products .pf-steps li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.7rem;
  color: var(--muted);
  font-size: 0.93rem;
  line-height: 1.75;
}

.page-products .pf-steps .pf-num {
  font-size: 0.85rem;
}

/* ---------- 站内检索 ---------- */
.page-products .pf-search__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
  margin-top: 1.75rem;
}

.page-products .pf-search__col .pf-subhead:not(:first-child) {
  margin-top: 1.75rem;
}

.page-products .pf-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pf-match {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.75rem;
}

.page-products .pf-match li {
  padding: 0.85rem 1rem;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--panel);
}

.page-products .pf-match__key {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--cyan-soft);
  margin-bottom: 0.3rem;
}

.page-products .pf-match__desc {
  display: block;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.75;
}

.page-products .pf-detail {
  margin-top: 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--panel-2);
}

.page-products .pf-detail summary {
  cursor: pointer;
  padding: 0.85rem 1rem;
  color: var(--cyan-soft);
  font-size: 0.92rem;
}

.page-products .pf-detail__body {
  padding: 0 1rem 1rem;
  border-top: 1px solid var(--line);
}

.page-products .pf-detail__body p {
  margin: 0.75rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.8;
}

.page-products .pf-detail__body strong {
  color: var(--text);
}

.page-products .pf-search__figure {
  margin: 0;
}

/* ---------- 兼容性 ---------- */
.page-products .pf-compat__grid {
  display: grid;
  gap: clamp(1.25rem, 3.5vw, 2rem);
  margin-top: 1.75rem;
}

.page-products .pf-compat__figure {
  margin: 0;
}

.page-products .pf-matrix__scroll {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--panel);
  -webkit-overflow-scrolling: touch;
}

.page-products .pf-matrix {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.page-products .pf-matrix caption {
  padding: 0.9rem 1rem;
  text-align: left;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
}

.page-products .pf-matrix th,
.page-products .pf-matrix td {
  padding: 0.75rem 1rem;
  text-align: left;
  vertical-align: middle;
}

.page-products .pf-matrix thead th {
  color: var(--text);
  background: var(--panel-2);
  font-weight: 500;
  font-size: 0.82rem;
  white-space: nowrap;
}

.page-products .pf-matrix tbody th {
  color: var(--text);
  font-weight: 400;
}

.page-products .pf-matrix tbody td {
  color: var(--muted);
}

.page-products .pf-matrix tbody tr {
  border-top: 1px solid var(--line);
  transition: background 0.2s var(--ease);
}

.page-products .pf-matrix tbody tr:hover {
  background: rgba(0, 229, 200, 0.07);
}

.page-products .pf-compat__notes {
  margin: 1.5rem 0 0;
  padding: 0 0 0 1.1rem;
  display: grid;
  gap: 0.6rem;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.8;
}

/* ---------- 场景 ---------- */
.page-products .pf-scenes {
  display: grid;
  gap: var(--pf-gap);
  margin-top: 1.75rem;
}

.page-products .pf-scene {
  padding: 1.3rem 1.25rem;
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  border-radius: var(--r-md);
  background: var(--pf-card-bg);
}

.page-products .pf-scene__tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--amber);
}

.page-products .pf-scene h3 {
  margin: 0.55rem 0 0.5rem;
  font-size: 1.1rem;
  color: var(--text);
}

.page-products .pf-scene p {
  margin: 0;
  color: var(--muted);
  font-size: 0.93rem;
  line-height: 1.8;
}

.page-products .pf-bars-block {
  margin-top: 2rem;
  padding: 1.35rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--panel);
}

.page-products .pf-bars {
  display: grid;
  gap: 0.9rem;
}

.page-products .pf-bar {
  display: grid;
  grid-template-columns: 3.6rem minmax(0, 1fr) 2.9rem;
  align-items: center;
  gap: 0.6rem;
}

.page-products .pf-bar__name {
  color: var(--muted);
  font-size: 0.82rem;
}

.page-products .pf-bar__track {
  display: block;
  height: 12px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line);
  background: var(--panel-2);
  overflow: hidden;
}

.page-products .pf-bar__fill {
  display: block;
  height: 100%;
  width: var(--w, 100%);
  border-radius: var(--r-pill);
  background: linear-gradient(90deg, rgba(0, 229, 200, 0.3), var(--cyan));
}

.page-products .pf-bar--amber .pf-bar__fill {
  background: linear-gradient(90deg, rgba(255, 138, 61, 0.3), var(--amber));
}

.page-products .pf-bar__val {
  text-align: right;
  font-size: 0.82rem;
  color: var(--text);
}

.page-products .pf-load {
  margin: 2rem 0 0;
  display: grid;
  gap: 0.6rem;
}

/* ---------- 能力与协作 ---------- */
.page-products .pf-eco {
  display: grid;
  gap: var(--pf-gap);
  margin-top: 1.75rem;
}

.page-products .pf-eco__stat {
  padding: 1.2rem 1.15rem;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: linear-gradient(180deg, rgba(19, 41, 79, 0.75), rgba(10, 20, 40, 0.9));
}

.page-products .pf-eco__num {
  display: block;
  font-size: clamp(1.7rem, 5vw, 2.3rem);
  line-height: 1.1;
  color: var(--cyan);
}

.page-products .pf-eco__label {
  display: block;
  margin-top: 0.5rem;
  color: var(--muted);
  font-size: 0.87rem;
  line-height: 1.7;
}

.page-products .pf-eco__list {
  margin: 1.75rem 0 0;
  padding: 0 0 0 1.1rem;
  display: grid;
  gap: 0.65rem;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.8;
}

/* ---------- 组合建议 ---------- */
.page-products .pf-combos {
  display: grid;
  gap: var(--pf-gap);
  margin-top: 1.75rem;
}

.page-products .pf-combo {
  padding: 1.2rem 1.2rem 1.3rem;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--pf-card-bg);
}

.page-products .pf-combo__no {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--violet);
}

.page-products .pf-combo h3 {
  margin: 0.5rem 0 0.45rem;
  font-size: 1.08rem;
  color: var(--text);
}

.page-products .pf-combo p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.8;
}

.page-products .pf-combo strong {
  color: var(--cyan-soft);
  font-weight: 500;
}

.page-products .pf-exits {
  margin-top: 2.25rem;
}

.page-products .pf-exits__list {
  display: grid;
  gap: 0.75rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pf-exits__list a {
  display: block;
  padding: 1rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  text-decoration: none;
  background: var(--panel);
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-products .pf-exits__list a:hover,
.page-products .pf-exits__list a:focus-visible {
  border-color: var(--cyan);
  background: var(--panel-2);
}

.page-products .pf-exits__title {
  display: block;
  color: var(--text);
  font-size: 0.98rem;
  margin-bottom: 0.3rem;
}

.page-products .pf-exits__desc {
  display: block;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.7;
}

/* ---------- 桌面 ---------- */
@media (min-width: 720px) {
  .page-products .pf-services,
  .page-products .pf-scenes,
  .page-products .pf-eco,
  .page-products .pf-combos {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .pf-exits__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .pf-hero__grid {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
    align-items: stretch;
  }

  .page-products .pf-hero__device {
    min-height: 100%;
  }

  .page-products .pf-cover {
    grid-template-columns: minmax(0, 1fr) minmax(0, 400px);
    align-items: center;
  }

  .page-products .pf-search__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    align-items: start;
  }

  .page-products .pf-compat__grid {
    grid-template-columns: minmax(0, 320px) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .pf-load {
    grid-template-columns: minmax(0, 360px) minmax(0, 1fr);
    align-items: center;
    gap: 1.5rem;
  }

  .page-products .pf-load .media__cap {
    margin: 0;
  }

  .page-products .pf-channels {
    grid-auto-flow: row;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    overflow: visible;
    padding-bottom: 0;
  }
}

@media (min-width: 1024px) {
  .page-products .pf-services > li:nth-child(even) {
    margin-top: 1.75rem;
  }

  .page-products .pf-eco {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .pf-combos {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .pf-exits__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pf-toc__list a,
  .page-products .pf-matrix tbody tr,
  .page-products .pf-exits__list a {
    transition: none;
  }
}

.page-products {
  --w: 1rem;
}