/* ===== 服务与功能页 · page-products ===== */
.page-products{
  --svc-line: rgba(124,132,150,.2);
  --svc-panel: rgba(20,26,58,.68);
  --svc-accent: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-products .svc-hero{
  padding-top: 20px;
  padding-bottom: 64px;
}
.page-products .svc-hero-grid{
  gap: 40px;
}
.page-products .svc-hero-copy .eyebrow{
  margin: 0 0 16px;
}
.page-products .svc-hero h1{
  margin: 0 0 20px;
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(29px, 7.2vw, 54px);
  line-height: 1.12;
  letter-spacing: .02em;
  color: var(--paper);
  max-width: 15ch;
}
.page-products .svc-hero .lede{
  max-width: 38ch;
  color: rgba(236,233,226,.76);
}
.page-products .svc-hero-actions{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}
.page-products .svc-hero-stats{
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 32px 0 0;
  padding: 0;
  background: var(--svc-line);
  border-top: 1px solid var(--svc-line);
  border-bottom: 1px solid var(--svc-line);
}
.page-products .svc-hero-stats > div{
  background: var(--ink);
  padding: 14px 12px 16px;
}
.page-products .svc-hero-stats dt{
  font-size: 11px;
  letter-spacing: .1em;
  line-height: 1.5;
  color: var(--stone);
}
.page-products .svc-hero-stats dd{
  margin: 8px 0 0;
  font-family: var(--mono);
  font-size: clamp(20px, 5.4vw, 26px);
  letter-spacing: .04em;
  color: var(--sand);
}

.page-products .svc-hero-visual{
  position: relative;
  min-height: 280px;
  border: 1px solid var(--line);
  background:
    radial-gradient(120% 90% at 82% 12%, rgba(43,230,200,.14), transparent 62%),
    radial-gradient(90% 80% at 12% 88%, rgba(255,61,154,.12), transparent 66%),
    var(--ink-deep);
  overflow: hidden;
  isolation: isolate;
}
.page-products .svc-hero-visual::before{
  content: "";
  position: absolute;
  inset: -1px;
  background-image:
    linear-gradient(rgba(124,132,150,.13) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124,132,150,.13) 1px, transparent 1px);
  background-size: 42px 42px;
  -webkit-mask-image: radial-gradient(110% 85% at 70% 25%, #000 25%, transparent 76%);
  mask-image: radial-gradient(110% 85% at 70% 25%, #000 25%, transparent 76%);
  pointer-events: none;
}
.page-products .svc-lane{
  position: absolute;
  left: 9%;
  right: 9%;
  height: 2px;
}
.page-products .svc-lane--cyan{
  top: 30%;
  color: var(--cyan);
  background: linear-gradient(90deg, rgba(43,230,200,0), rgba(43,230,200,.85));
}
.page-products .svc-lane--magenta{
  top: 52%;
  color: var(--magenta);
  background: linear-gradient(90deg, rgba(255,61,154,0), rgba(255,61,154,.85));
}
.page-products .svc-lane--amber{
  top: 74%;
  color: var(--amber);
  background: linear-gradient(90deg, rgba(255,138,61,0), rgba(255,138,61,.85));
}
.page-products .svc-node{
  position: absolute;
  right: 0;
  top: 50%;
  width: 12px;
  height: 12px;
  background: currentColor;
  transform: translate(50%, -50%) rotate(45deg);
  box-shadow: 0 0 14px currentColor;
}

/* ---------- 宽章节 ---------- */
.page-products .svc-band{
  padding-top: 72px;
  padding-bottom: 0;
  border-top: 1px solid var(--svc-line);
}
.page-products .svc-band--last{
  padding-bottom: 84px;
}
.page-products .svc-band-head{
  display: grid;
  gap: 14px;
  max-width: 780px;
  margin-bottom: 36px;
}
.page-products .svc-band-head .eyebrow{
  margin: 0;
}
.page-products .svc-band-head .title-2{
  margin: 0;
}
.page-products .svc-band-head .lede{
  margin: 0;
  color: rgba(236,233,226,.72);
}
.page-products .svc-band-body{
  gap: 40px;
}
.page-products .svc-band-text p{
  margin: 0 0 18px;
}
.page-products .svc-band-text p:last-child{
  margin-bottom: 0;
}
.page-products .svc-terminals-tail{
  margin: 32px 0 0;
  color: rgba(236,233,226,.72);
}

/* ---------- 图片容器 ---------- */
.page-products .svc-figure{
  margin: 0;
  border: 1px solid var(--line);
  background: var(--ink-deep);
  overflow: hidden;
}
.page-products .svc-figure img{
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}
.page-products .svc-figure--wide img{
  aspect-ratio: 12 / 7;
}
.page-products .svc-figure--banner img{
  aspect-ratio: 12 / 5;
}
.page-products .svc-figure--tall img{
  aspect-ratio: 3 / 4;
}
.page-products .svc-figure--square img{
  aspect-ratio: 5 / 4;
}
.page-products .svc-figure .media-caption{
  padding: 12px 16px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--stone);
  border-top: 1px solid var(--line);
}

/* ---------- 补货节奏 ---------- */
.page-products .svc-rhythm{
  margin-top: 44px;
  padding: 20px 20px 22px;
  border: 1px solid var(--svc-line);
  background: var(--ink-deep);
}
.page-products .svc-rhythm-title{
  margin: 0 0 16px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--stone);
}
.page-products .svc-rhythm-days{
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--svc-line);
}
.page-products .svc-rhythm-days li{
  padding: 12px 0;
  text-align: center;
  font-family: var(--mono);
  font-size: 13px;
  background: var(--ink-deep);
  color: var(--stone);
}
.page-products .svc-rhythm-days .is-key{
  background: var(--sand);
  color: var(--ink-deep);
  font-weight: 700;
}
.page-products .svc-rhythm-note{
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--stone);
}

/* ---------- 窄参数块 ---------- */
.page-products .svc-spec{
  padding-top: 44px;
  padding-bottom: 72px;
}
.page-products .svc-spec-grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--svc-line);
  border: 1px solid var(--svc-line);
}
.page-products .svc-spec-cell{
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px 20px 20px;
  background: var(--ink-deep);
}
.page-products .svc-spec-key{
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--stone);
}
.page-products .svc-spec-val{
  font-family: var(--mono);
  font-size: clamp(19px, 5vw, 26px);
  letter-spacing: .04em;
  color: var(--svc-accent);
}
.page-products .svc-spec-grid--sand{ --svc-accent: var(--sand); }
.page-products .svc-spec-grid--magenta{ --svc-accent: var(--magenta); }
.page-products .svc-spec-grid--moss{ --svc-accent: var(--moss); }

/* ---------- 版本改进清单 ---------- */
.page-products .svc-client-grid{
  gap: 40px;
}
.page-products .svc-updates{
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--svc-line);
}
.page-products .svc-updates li{
  display: grid;
  gap: 8px;
  padding: 20px 0;
  border-bottom: 1px solid var(--svc-line);
}
.page-products .svc-updates-key{
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--magenta);
}
.page-products .svc-updates p{
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(236,233,226,.78);
}

/* ---------- 折叠展开 ---------- */
.page-products .svc-more{
  margin-top: 22px;
  border: 1px solid var(--svc-line);
  background: var(--svc-panel);
}
.page-products .svc-more summary{
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 14px 18px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  color: var(--paper);
}
.page-products .svc-more summary::-webkit-details-marker{
  display: none;
}
.page-products .svc-more summary::after{
  content: "+";
  margin-left: auto;
  font-family: var(--mono);
  font-size: 20px;
  line-height: 1;
  color: var(--magenta);
}
.page-products .svc-more[open] summary::after{
  content: "–";
}
.page-products .svc-more summary:focus-visible{
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}
.page-products .svc-more-body{
  padding: 16px 18px 20px;
  border-top: 1px solid var(--svc-line);
}
.page-products .svc-more-body p{
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(236,233,226,.78);
}
.page-products .svc-more-body p:last-child{
  margin-bottom: 0;
}

/* ---------- 终端覆盖 ---------- */
.page-products .svc-terminals{
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 32px;
}
.page-products .svc-terminal{
  padding: 22px 20px 24px;
  border: 1px solid var(--svc-line);
  background: var(--ink-deep);
  transition: background 160ms var(--ease), box-shadow 160ms var(--ease);
}
.page-products .svc-terminal h3{
  margin: 0 0 10px;
}
.page-products .svc-terminal p{
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(236,233,226,.78);
}
.page-products .svc-terminal .svc-terminal-note{
  margin-top: 12px;
  color: var(--cyan);
}

/* ---------- 流程 ---------- */
.page-products .svc-flow{
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 32px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: svcflow;
}
.page-products .svc-flow-step{
  position: relative;
  padding: 24px 22px 24px 66px;
  border: 1px solid var(--svc-line);
  background: var(--svc-panel);
}
.page-products .svc-flow-step::before{
  counter-increment: svcflow;
  content: "0" counter(svcflow);
  position: absolute;
  left: 22px;
  top: 24px;
  font-family: var(--mono);
  font-size: 19px;
  letter-spacing: .04em;
  color: var(--amber);
}
.page-products .svc-flow-step h3{
  margin: 0 0 10px;
}
.page-products .svc-flow-step p{
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(236,233,226,.78);
}

/* ---------- 配置建议 ---------- */
.page-products .svc-tips-grid{
  gap: 40px;
}
.page-products .svc-tips{
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-products .svc-tips li{
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  padding: 20px;
  border: 1px solid var(--svc-line);
  background: var(--ink-deep);
}
.page-products .svc-tip-num{
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--moss);
}
.page-products .svc-tips h3{
  margin: 0 0 8px;
}
.page-products .svc-tips p{
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(236,233,226,.78);
}

/* ---------- 链接可读性 ---------- */
.page-products a{
  color: inherit;
}
.page-products .prose a,
.page-products .prose--wide a,
.page-products .svc-flow-step a,
.page-products .svc-more-body a,
.page-products .svc-terminals-tail a{
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(43,230,200,.4);
}
.page-products .prose a:hover,
.page-products .prose--wide a:hover,
.page-products .svc-flow-step a:hover,
.page-products .svc-more-body a:hover,
.page-products .svc-terminals-tail a:hover{
  border-bottom-color: var(--cyan);
}

/* ---------- 中等屏幕 ---------- */
@media (min-width: 700px){
  .page-products .svc-spec-grid{
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-products .svc-terminals{
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .svc-hero-stats > div{
    padding: 16px 16px 18px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px){
  .page-products .span-5{ grid-column: span 5; }
  .page-products .span-7{ grid-column: span 7; }

  .page-products .svc-hero{
    padding-top: 32px;
    padding-bottom: 88px;
  }
  .page-products .svc-hero-grid{
    gap: 56px;
    align-items: center;
  }
  .page-products .svc-hero-visual{
    min-height: 420px;
  }
  .page-products .svc-hero-visual::before{
    background-size: 52px 52px;
  }

  .page-products .svc-band{
    padding-top: 96px;
  }
  .page-products .svc-band-head{
    margin-bottom: 48px;
  }
  .page-products .svc-band-body{
    gap: 56px;
    align-items: start;
  }
  .page-products .svc-client-grid{
    gap: 56px;
    align-items: start;
  }
  .page-products .svc-rhythm{
    margin-top: 56px;
    padding: 24px 26px 26px;
  }
  .page-products .svc-spec{
    padding-top: 56px;
    padding-bottom: 96px;
  }
  .page-products .svc-spec-cell{
    padding: 22px 24px 24px;
  }

  .page-products .svc-updates li{
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 24px;
    align-items: baseline;
  }

  .page-products .svc-terminals{
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    margin-top: 40px;
  }
  .page-products .svc-terminal .svc-terminal-note{
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height 220ms var(--ease), opacity 180ms var(--ease);
  }
  .page-products .svc-terminal:hover,
  .page-products .svc-terminal:focus-within{
    background: var(--panel);
    box-shadow: inset 0 0 0 1px rgba(43,230,200,.4);
  }
  .page-products .svc-terminal:hover .svc-terminal-note,
  .page-products .svc-terminal:focus-within .svc-terminal-note{
    max-height: 150px;
    opacity: 1;
  }

  .page-products .svc-flow{
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
    margin-top: 40px;
  }
  .page-products .svc-flow-step{
    padding: 68px 24px 28px;
  }
  .page-products .svc-flow-step::before{
    top: 22px;
    left: 24px;
    font-size: 26px;
  }

  .page-products .svc-tips-grid{
    gap: 56px;
    align-items: start;
  }
  .page-products .svc-band--last{
    padding-bottom: 104px;
  }
}

/* ---------- 减弱动效 ---------- */
@media (prefers-reduced-motion: reduce){
  .page-products .svc-terminal,
  .page-products .svc-terminal .svc-terminal-note{
    transition: none;
  }
}