/* ===== 服务清单 / page-products ===== */

.page-products {
  background: var(--abyss);
  color: var(--frost);
  --cat-line: rgba(200, 212, 224, 0.16);
  --cat-soft: rgba(244, 248, 252, 0.8);
}

.page-products h2 {
  font-family: var(--font-head);
  letter-spacing: -0.02em;
}

/* --- 首屏 --- */

.page-products .cat-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(6rem, 15vw, 9.5rem) 0 clamp(2.75rem, 6vw, 4.5rem);
}

.page-products .cat-hero-glow {
  position: absolute;
  top: -20%;
  right: -22%;
  width: min(700px, 120vw);
  height: 640px;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(closest-side, rgba(139, 121, 255, 0.34), transparent 72%),
    conic-gradient(from 210deg at 62% 42%, rgba(121, 230, 221, 0.16), transparent 58%);
}

.page-products .cat-hero .eyebrow {
  color: var(--ice);
  letter-spacing: 0.18em;
}

.page-products .cat-hero-title {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(2.05rem, 7.4vw, 4.4rem);
  line-height: 1.06;
  letter-spacing: -0.03em;
  margin: 0.9rem 0 0;
  max-width: 18ch;
  color: var(--frost);
}

.page-products .cat-hero-title br {
  display: none;
}

.page-products .cat-hero-lead {
  margin: 1.35rem 0 0;
  max-width: 40ch;
  font-size: 0.98rem;
  line-height: 1.85;
  color: var(--silver);
}

.page-products .cat-hero-steps {
  display: grid;
  gap: 1rem;
  margin-top: 2.2rem;
}

.page-products .cat-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.9rem;
  align-items: start;
  padding-top: 0.9rem;
  border-top: 1px solid var(--cat-line);
}

.page-products .cat-step .index-num {
  color: var(--ice);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
}

.page-products .cat-step p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--silver);
}

.page-products .cat-hero-figure {
  margin: clamp(2rem, 5vw, 3.2rem) 0 0;
  border: 1px solid var(--cat-line);
  background: rgba(11, 59, 68, 0.5);
}

.page-products .cat-hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-products .cat-facts {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.9rem;
  margin: 1.5rem 0 0;
  padding: 0;
  font-size: 0.8rem;
  letter-spacing: 0.02em;
  color: var(--ink-muted);
}

.page-products .cat-facts .mono {
  color: var(--ice);
  font-size: 0.95rem;
  margin-right: 0.18rem;
}

/* --- 三类需求分流 --- */

.page-products .cat-zones {
  padding: clamp(3rem, 8vw, 5rem) 0 clamp(3.2rem, 8vw, 5.6rem);
  border-top: 1px solid var(--cat-line);
  background:
    linear-gradient(158deg, rgba(11, 59, 68, 0.94), rgba(4, 24, 38, 0.98) 68%),
    var(--abyss);
}

.page-products .cat-zones-head {
  max-width: 44ch;
}

.page-products .cat-zones-head h2 {
  font-size: clamp(1.55rem, 4.6vw, 2.4rem);
  line-height: 1.2;
  margin: 0;
  color: var(--frost);
}

.page-products .cat-zones-head p {
  margin: 0.9rem 0 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--ink-muted);
}

.page-products .cat-routes {
  display: grid;
  gap: 1rem;
  margin-top: clamp(1.8rem, 4vw, 2.6rem);
}

.page-products .cat-route {
  --cat-accent: var(--ice);
  position: relative;
  display: block;
  padding: 1.5rem 1.35rem 1.6rem;
  text-decoration: none;
  color: inherit;
  border-top: 2px solid var(--cat-accent);
  background: linear-gradient(180deg, rgba(244, 248, 252, 0.075), rgba(244, 248, 252, 0.012));
  transition: background 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-products .cat-route--1 { --cat-accent: var(--ice); }
.page-products .cat-route--2 { --cat-accent: var(--aurora-a); }
.page-products .cat-route--3 { --cat-accent: var(--amber); }

.page-products .cat-route:hover,
.page-products .cat-route:focus-visible {
  background: linear-gradient(180deg, rgba(244, 248, 252, 0.14), rgba(244, 248, 252, 0.03));
  transform: translateY(-3px);
}

.page-products .cat-route:focus-visible {
  outline: 2px solid var(--cat-accent);
  outline-offset: 3px;
}

.page-products .cat-route-num {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  color: var(--cat-accent);
}

.page-products .cat-route h3 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: -0.01em;
  margin: 0.55rem 0 0;
  color: var(--frost);
}

.page-products .cat-route p {
  margin: 0.6rem 0 0;
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--silver);
}

.page-products .cat-route-go {
  display: inline-block;
  margin-top: 1rem;
  font-size: 0.82rem;
  color: var(--cat-accent);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s var(--ease);
}

.page-products .cat-route:hover .cat-route-go,
.page-products .cat-route:focus-visible .cat-route-go {
  border-bottom-color: var(--cat-accent);
}

/* --- 三个连续分区 --- */

.page-products .cat-zone {
  padding: clamp(3rem, 8vw, 5.5rem) 0;
  border-top: 1px solid var(--cat-line);
}

.page-products .cat-zone--account {
  --cat-accent: var(--ice);
  background: linear-gradient(180deg, var(--teal-deep), #072731);
}

.page-products .cat-zone--device {
  --cat-accent: var(--aurora-a);
  background: linear-gradient(180deg, var(--indigo), #1a1942);
}

.page-products .cat-zone--verify {
  --cat-accent: var(--amber);
  background: linear-gradient(180deg, var(--wine), #3d1523);
}

.page-products .cat-zone-head {
  max-width: 50ch;
}

.page-products .cat-zone-head .index-num {
  color: var(--cat-accent);
  font-size: 0.76rem;
  letter-spacing: 0.18em;
}

.page-products .cat-zone-head h2 {
  font-size: clamp(1.5rem, 4.4vw, 2.35rem);
  line-height: 1.18;
  margin: 0.7rem 0 0;
  color: var(--frost);
}

.page-products .cat-zone-head p {
  margin: 0.9rem 0 0;
  font-size: 0.93rem;
  line-height: 1.85;
  color: var(--cat-soft);
}

.page-products .cat-zone-body {
  display: grid;
  gap: clamp(1.6rem, 4vw, 2.6rem);
  margin-top: clamp(1.8rem, 4vw, 2.8rem);
}

.page-products .cat-scenes {
  display: grid;
  gap: 0.85rem;
}

.page-products .scene {
  position: relative;
  display: block;
  min-height: 52px;
  padding: 1rem 1.1rem 1.05rem 1.2rem;
  text-decoration: none;
  color: inherit;
  background: rgba(4, 24, 38, 0.3);
  border-left: 2px solid var(--cat-accent);
  transition: background 0.25s var(--ease), border-left-color 0.25s var(--ease);
}

.page-products .scene > span {
  display: block;
}

.page-products .scene:hover,
.page-products .scene:focus-visible {
  background: rgba(4, 24, 38, 0.58);
}

.page-products .scene:focus-visible {
  outline: 2px solid var(--cat-accent);
  outline-offset: 2px;
}

.page-products .scene-num {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--cat-accent);
}

.page-products .scene-title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -0.01em;
  margin-top: 0.35rem;
  color: var(--frost);
}

.page-products .scene-desc {
  margin-top: 0.4rem;
  font-size: 0.86rem;
  line-height: 1.65;
  color: var(--cat-soft);
}

.page-products .scene-when {
  margin-top: 0.5rem;
  font-size: 0.76rem;
  line-height: 1.6;
  color: var(--ink-muted);
}

.page-products .cat-zone-figure {
  margin: 0;
  border: 1px solid var(--cat-line);
  background: rgba(4, 24, 38, 0.4);
}

.page-products .cat-zone-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

/* --- 入口地图 --- */

.page-products .cat-map {
  padding: clamp(3rem, 8vw, 5.5rem) 0;
  border-top: 1px solid var(--cat-line);
  background:
    radial-gradient(120% 90% at 85% 0%, rgba(38, 36, 92, 0.55), transparent 62%),
    var(--abyss);
}

.page-products .cat-map-head {
  max-width: 52ch;
}

.page-products .cat-map-head .eyebrow {
  color: var(--aurora-a);
  letter-spacing: 0.2em;
}

.page-products .cat-map-head h2 {
  font-size: clamp(1.5rem, 4.4vw, 2.35rem);
  line-height: 1.18;
  margin: 0.6rem 0 0;
  color: var(--frost);
}

.page-products .cat-map-head p {
  margin: 0.9rem 0 0;
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--silver);
}

.page-products .cat-map-board {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.2rem);
  margin-top: clamp(1.8rem, 4vw, 2.6rem);
}

.page-products .cat-map-panel {
  border: 1px solid var(--line-strong);
  padding: 0.9rem 0.9rem 1rem;
  background: rgba(4, 24, 38, 0.55);
}

.page-products .cat-map-svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .cat-map-svg text {
  font-family: var(--font-mono);
  font-size: 13px;
  fill: var(--silver);
}

.page-products .cat-map-nodes circle {
  fill: var(--abyss);
  stroke: var(--ice);
  stroke-width: 2.5;
}

.page-products .cat-map-nodes circle:nth-child(3) {
  stroke: var(--aurora-a);
}

.page-products .cat-map-nodes circle:nth-child(4) {
  stroke: var(--amber);
}

.page-products .cat-map-note {
  margin: 0.75rem 0 0;
  padding-top: 0.7rem;
  border-top: 1px solid var(--cat-line);
  font-size: 0.76rem;
  line-height: 1.6;
  color: var(--ink-muted);
}

.page-products .cat-map-figure {
  margin: 0;
  border: 1px solid var(--cat-line);
}

.page-products .cat-map-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* --- 场景选择建议 --- */

.page-products .cat-advice {
  padding: clamp(3rem, 8vw, 5rem) 0;
  border-top: 1px solid var(--cat-line);
  background: linear-gradient(180deg, rgba(11, 59, 68, 0.85), rgba(4, 24, 38, 0.99));
}

.page-products .cat-advice h2 {
  font-size: clamp(1.45rem, 4.2vw, 2.1rem);
  line-height: 1.2;
  margin: 0;
  color: var(--frost);
}

.page-products .cat-advice-list {
  list-style: none;
  margin: clamp(1.3rem, 3vw, 2rem) 0 0;
  padding: 0;
}

.page-products .cat-advice-list li {
  display: grid;
  gap: 0.55rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--cat-line);
}

.page-products .cat-advice-q {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.98rem;
  color: var(--frost);
}

.page-products .cat-advice-a {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.7;
  color: var(--silver);
}

.page-products .cat-advice-list .btn {
  justify-self: start;
  min-height: 52px;
  display: inline-flex;
  align-items: center;
}

/* --- 联系收束 --- */

.page-products .cat-cta {
  padding: clamp(2.6rem, 7vw, 4.5rem) 0 clamp(3rem, 8vw, 5rem);
  background: var(--abyss);
}

.page-products .cat-cta-inner {
  display: grid;
  gap: 1.8rem;
  padding: clamp(1.6rem, 4vw, 2.8rem);
  border: 1px solid var(--line-strong);
  border-left: 3px solid var(--amber);
  background:
    radial-gradient(90% 120% at 100% 0%, rgba(139, 121, 255, 0.16), transparent 62%),
    rgba(11, 59, 68, 0.35);
}

.page-products .cat-cta-copy h2 {
  font-size: clamp(1.4rem, 4vw, 2rem);
  line-height: 1.2;
  margin: 0;
  color: var(--frost);
}

.page-products .cat-cta-copy p {
  margin: 0.9rem 0 0;
  max-width: 44ch;
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--silver);
}

.page-products .cat-cta-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.2rem;
  margin-top: 1.3rem;
  font-size: 0.82rem;
}

.page-products .cat-cta-links a {
  color: var(--ice);
  text-decoration: none;
  border-bottom: 1px solid rgba(121, 230, 221, 0.35);
  padding-bottom: 1px;
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease);
}

.page-products .cat-cta-links a:hover,
.page-products .cat-cta-links a:focus-visible {
  color: var(--frost);
  border-bottom-color: var(--frost);
}

.page-products .cat-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  align-items: center;
}

.page-products .cat-cta-actions .btn {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
}

.page-products .cat-copy {
  flex-basis: 100%;
  max-width: 22rem;
  margin-top: 0.3rem;
}

/* --- 响应式 --- */

@media (min-width: 620px) {
  .page-products .cat-scenes {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 720px) {
  .page-products .cat-hero-title br {
    display: inline;
  }

  .page-products .cat-hero-steps {
    grid-template-columns: 1fr 1fr;
    gap: 1.6rem;
  }

  .page-products .cat-advice-list li {
    grid-template-columns: 1.35fr 1.6fr auto;
    align-items: center;
    gap: 1.4rem;
    padding: 1.35rem 0;
  }

  .page-products .cat-cta-inner {
    grid-template-columns: 1.25fr 1fr;
    align-items: start;
  }

  .page-products .cat-cta-actions {
    justify-content: flex-start;
  }
}

@media (min-width: 900px) {
  .page-products .cat-routes {
    grid-template-columns: repeat(12, 1fr);
    gap: 1.25rem;
    align-items: start;
  }

  .page-products .cat-route--1 { grid-column: 1 / 5; }
  .page-products .cat-route--2 { grid-column: 5 / 9; margin-top: 2.8rem; }
  .page-products .cat-route--3 { grid-column: 9 / 13; margin-top: 5.6rem; }

  .page-products .cat-zone--account .cat-zone-body,
  .page-products .cat-zone--verify .cat-zone-body {
    grid-template-columns: 1.35fr 1fr;
    align-items: start;
  }

  .page-products .cat-zone--device .cat-zone-body {
    grid-template-columns: 1fr 1.35fr;
    align-items: start;
  }

  .page-products .cat-zone--device .cat-scenes { order: 2; }
  .page-products .cat-zone--device .cat-zone-figure { order: 1; }

  .page-products .cat-map-board {
    grid-template-columns: 1.05fr 1fr;
    align-items: center;
  }
}

@media (min-width: 900px) and (hover: hover) and (pointer: fine) {
  .page-products .scene-when {
    max-height: 0;
    margin-top: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height 0.3s var(--ease), opacity 0.25s var(--ease), margin-top 0.3s var(--ease);
  }

  .page-products .scene:hover .scene-when,
  .page-products .scene:focus-visible .scene-when {
    max-height: 5.5rem;
    margin-top: 0.5rem;
    opacity: 1;
  }
}

@media (min-width: 1100px) {
  .page-products .cat-hero-lead {
    font-size: 1.04rem;
  }
}
<<<END>>>