/* ============ 服务中心页面专属样式 ============ */
.page-products .svc-cover {
  position: relative;
  padding: 32px 0 48px;
}
.page-products .svc-cover::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(115deg, transparent 0 16px, rgba(198, 255, 0, 0.05) 16px 17px);
  pointer-events: none;
}
.page-products .svc-cover__grid {
  position: relative;
  display: grid;
  gap: 36px;
}
.page-products .svc-cover__main {
  min-width: 0;
}
.page-products .svc-cover__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.page-products .svc-cover__code {
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--color-muted);
  background: var(--color-bg-panel);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-accent);
  padding: 8px 12px;
  display: inline-block;
}
.page-products .svc-cover h1 {
  font-family: var(--font-headline);
  font-size: clamp(40px, 6vw, 64px);
  line-height: 1.05;
  color: var(--color-text);
  margin: 24px 0 8px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.page-products .svc-cover__lead {
  font-family: var(--font-headline);
  font-size: clamp(18px, 2.6vw, 26px);
  line-height: 1.35;
  color: var(--color-accent);
  margin-bottom: 16px;
}
.page-products .svc-cover__desc {
  max-width: 62ch;
  color: var(--color-muted);
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 24px;
}
.page-products .svc-cover__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.page-products .svc-cover__aside {
  display: flex;
  align-items: center;
  justify-content: center;
}
.page-products .svc-cover__panel {
  width: 100%;
  max-width: 260px;
}
.page-products .svc-cover__gauge {
  width: 100%;
  border-radius: 4px 4px 0 0;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-bottom: 0;
  background: var(--color-bg-panel);
}
.page-products .svc-cover__img {
  display: block;
  width: 100%;
  height: auto;
}
.page-products .svc-cover__kpis {
  position: relative;
  z-index: 2;
  margin: -18px auto 0;
  width: calc(100% - 24px);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  background: var(--color-bg-panel);
  border: 1px solid var(--color-border);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.35);
  padding: 14px;
}
.page-products .svc-cover__kpi dt {
  font-size: 12px;
  color: var(--color-muted);
  letter-spacing: 0.05em;
  margin-bottom: 2px;
}
.page-products .svc-cover__kpi dd {
  font-family: var(--font-data);
  font-size: 17px;
  font-weight: 700;
  color: var(--color-accent);
  margin: 0;
}

/* ============ 核心服务总览 ============ */
.page-products .svc-overview__lead {
  color: var(--color-muted);
  max-width: 60ch;
  margin-top: 18px;
  font-size: 15px;
  line-height: 1.8;
}
.page-products .svc-overview__grid {
  display: grid;
  gap: 16px;
  margin-top: 30px;
}
.page-products .svc-feature-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--color-bg-panel);
  padding: 26px 22px 22px;
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 16px 100%, 0 calc(100% - 16px));
  transition: transform 0.25s ease;
}
.page-products .svc-feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 56px;
  height: 3px;
  background: var(--color-accent);
  z-index: 2;
}
.page-products .svc-feature-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(115deg, transparent 0 12px, rgba(198, 255, 0, 0.07) 12px 13px);
  opacity: 0;
  transition: opacity 0.25s ease;
  pointer-events: none;
}
.page-products .svc-feature-card:hover {
  transform: translateY(-4px);
}
.page-products .svc-feature-card:hover::after {
  opacity: 1;
}
.page-products .svc-feature-card > * {
  position: relative;
  z-index: 1;
}
.page-products .svc-feature-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 14px;
}
.page-products .svc-feature-card__code {
  font-family: var(--font-data);
  font-size: 13px;
  color: var(--color-accent);
  letter-spacing: 0.04em;
}
.page-products .svc-feature-card h3 {
  font-family: var(--font-headline);
  font-size: 20px;
  line-height: 1.3;
  color: var(--color-text);
  margin-bottom: 10px;
}
.page-products .svc-feature-card p {
  color: var(--color-muted);
  font-size: 14px;
  line-height: 1.7;
  flex: 1;
}
.page-products .svc-feature-card__meta {
  list-style: none;
  margin: 16px 0 18px;
  padding: 12px 0 0;
  border-top: 1px dashed var(--color-border);
  display: grid;
  gap: 6px;
}
.page-products .svc-feature-card__meta li {
  position: relative;
  padding-left: 16px;
  color: var(--color-text);
  font-size: 13px;
}
.page-products .svc-feature-card__meta li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--color-accent);
}
.page-products .svc-feature-card__link {
  display: inline-block;
  color: var(--color-accent);
  font-size: 14px;
  font-family: var(--font-data);
  text-decoration: none;
  padding-top: 4px;
}
.page-products .svc-feature-card__link:hover {
  text-decoration: underline;
}

/* ============ 双栏说明区 ============ */
.page-products .svc-duo__grid {
  display: grid;
  gap: 36px;
}
.page-products .svc-duo__p {
  color: var(--color-muted);
  font-size: 15px;
  line-height: 1.8;
  margin-top: 18px;
  max-width: 58ch;
}
.page-products .svc-duo__visual {
  min-width: 0;
}
.page-products .svc-duo__figure {
  margin: 0;
  position: relative;
}
.page-products .svc-duo__figure::before {
  content: "";
  position: absolute;
  left: -12px;
  top: -12px;
  right: -12px;
  bottom: 12px;
  border: 1px solid var(--color-border);
  border-top: 2px solid var(--color-accent);
  z-index: 0;
  pointer-events: none;
}
.page-products .svc-duo__img {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--color-border);
  background: var(--color-bg-panel);
}
.page-products .svc-duo__figure figcaption {
  position: relative;
  z-index: 1;
  display: inline-block;
  margin-top: 10px;
  font-size: 13px;
  color: var(--color-muted);
  font-family: var(--font-data);
  background: var(--color-bg-panel);
  border: 1px solid var(--color-border);
  padding: 6px 12px;
}

/* 资讯分类 */
.page-products .svc-feed__cats {
  display: grid;
  gap: 12px;
  margin-top: 22px;
}
.page-products .svc-feed__cat {
  background: var(--color-bg-panel);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-gold);
  padding: 16px 18px;
}
.page-products .svc-feed__cat-code {
  display: block;
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--color-gold);
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}
.page-products .svc-feed__cat h3 {
  font-family: var(--font-headline);
  font-size: 18px;
  color: var(--color-text);
  margin-bottom: 6px;
}
.page-products .svc-feed__cat p {
  font-size: 13px;
  line-height: 1.6;
  color: var(--color-muted);
  margin: 0;
}
.page-products .svc-accordion {
  margin-top: 26px;
  border: 1px solid var(--color-border);
  background: var(--color-bg-panel);
}
.page-products .svc-accordion[open] {
  border-top: 2px solid var(--color-accent);
}
.page-products .svc-accordion summary {
  cursor: pointer;
  padding: 16px 18px;
  font-family: var(--font-headline);
  font-size: 17px;
  color: var(--color-text);
  list-style: none;
  position: relative;
  padding-right: 44px;
}
.page-products .svc-accordion summary::-webkit-details-marker {
  display: none;
}
.page-products .svc-accordion summary::after {
  content: "+";
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-data);
  color: var(--color-accent);
  font-size: 20px;
}
.page-products .svc-accordion[open] summary::after {
  content: "–";
}
.page-products .svc-accordion__list {
  margin: 0;
  padding: 0 18px 18px;
  list-style: none;
  display: grid;
  gap: 8px;
}
.page-products .svc-accordion__list li {
  position: relative;
  padding-left: 16px;
  color: var(--color-muted);
  font-size: 14px;
}
.page-products .svc-accordion__list li::before {
  content: "▪";
  position: absolute;
  left: 0;
  color: var(--color-accent);
}

/* 步骤列表 */
.page-products .svc-steps {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
  counter-reset: svc-step;
}
.page-products .svc-steps li {
  counter-increment: svc-step;
  background: var(--color-bg-panel);
  border: 1px solid var(--color-border);
  padding: 18px;
  position: relative;
  padding-left: 64px;
}
.page-products .svc-steps li::before {
  content: counter(svc-step, decimal-leading-zero);
  position: absolute;
  left: 16px;
  top: 16px;
  font-family: var(--font-data);
  font-size: 16px;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
  padding: 2px 6px;
  line-height: 1.2;
}
.page-products .svc-steps strong {
  display: block;
  font-family: var(--font-headline);
  font-size: 17px;
  color: var(--color-text);
  margin-bottom: 4px;
}
.page-products .svc-steps span {
  font-size: 14px;
  color: var(--color-muted);
  line-height: 1.6;
}

/* ============ 速度线分隔 ============ */
.page-products .svc-speedline {
  overflow: hidden;
  background: var(--color-bg);
}
.page-products .svc-speedline img {
  display: block;
  width: 100%;
  height: 120px;
  object-fit: cover;
}

/* ============ 注册用户特权 ============ */
.page-products .svc-member__grid {
  display: grid;
  gap: 16px;
  margin-top: 30px;
}
.page-products .svc-member__card {
  background: var(--color-bg-panel);
  border: 1px solid var(--color-border);
  border-top: 2px solid var(--color-gold);
  padding: 26px 22px;
  transition: transform 0.25s ease, border-color 0.25s ease;
}
.page-products .svc-member__card:hover {
  transform: translateY(-4px);
  border-top-color: var(--color-accent);
}
.page-products .svc-member__code {
  display: block;
  font-family: var(--font-data);
  font-size: 13px;
  color: var(--color-gold);
  letter-spacing: 0.04em;
  margin-bottom: 12px;
}
.page-products .svc-member__card h3 {
  font-family: var(--font-headline);
  font-size: 20px;
  color: var(--color-text);
  margin-bottom: 10px;
}
.page-products .svc-member__card p {
  color: var(--color-muted);
  font-size: 14px;
  line-height: 1.7;
  margin: 0;
}
.page-products .svc-member__bottom {
  display: grid;
  gap: 24px;
  margin-top: 40px;
  align-items: center;
}
.page-products .svc-member__figure {
  margin: 0;
  position: relative;
  display: inline-block;
  justify-self: start;
}
.page-products .svc-member__figure::after {
  content: "";
  position: absolute;
  right: -12px;
  bottom: -12px;
  width: 48px;
  height: 48px;
  border-right: 2px solid var(--color-accent);
  border-bottom: 2px solid var(--color-accent);
  z-index: 0;
}
.page-products .svc-member__img {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  max-width: 320px;
  height: auto;
  border: 1px solid var(--color-border);
  background: var(--color-bg-panel);
}
.page-products .svc-member__figure figcaption {
  position: absolute;
  left: 0;
  bottom: 14px;
  z-index: 2;
  background: var(--color-bg);
  color: var(--color-accent);
  font-size: 12px;
  font-family: var(--font-data);
  border: 1px solid var(--color-accent);
  padding: 6px 12px;
}
.page-products .svc-member__note {
  max-width: 56ch;
}
.page-products .svc-member__note p {
  color: var(--color-muted);
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 18px;
}

/* ============ 服务边界与支持 ============ */
.page-products .svc-support {
  color: var(--color-cream-ink);
}
.page-products .svc-support .section-head .section-index {
  color: var(--color-cream-ink);
  border-color: var(--color-cream-ink);
}
.page-products .svc-support .section-head {
  border-bottom-color: rgba(43, 30, 11, 0.25);
}
.page-products .svc-support .section-title {
  color: var(--color-cream-ink);
}
.page-products .svc-support__grid {
  display: grid;
  gap: 28px;
}
.page-products .svc-support__grid .section-head {
  margin-bottom: 12px;
}
.page-products .svc-support__p {
  color: var(--color-cream-ink);
  font-size: 15px;
  line-height: 1.8;
  max-width: 58ch;
}
.page-products .svc-support__contacts {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-products .svc-support__contacts li {
  background: rgba(255, 255, 255, 0.4);
  border-left: 3px solid var(--color-gold);
  padding: 12px 16px;
  display: grid;
  gap: 4px;
}
.page-products .svc-support__contacts span {
  font-size: 13px;
  color: var(--color-cream-ink);
  opacity: 0.68;
}
.page-products .svc-support__contacts code {
  font-family: var(--font-data);
  font-size: 14px;
  color: var(--color-cream-ink);
  background: rgba(255, 255, 255, 0.55);
  padding: 3px 8px;
  border-radius: 2px;
  word-break: break-all;
}
.page-products .svc-support__links {
  background: var(--color-cream-ink);
  color: var(--color-cream);
  padding: 32px 28px;
  position: relative;
  align-self: start;
}
.page-products .svc-support__links::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 54px;
  height: 3px;
  background: var(--color-gold);
}
.page-products .svc-support__links h3 {
  font-family: var(--font-headline);
  font-size: 20px;
  color: var(--color-gold);
  margin-bottom: 18px;
}
.page-products .svc-support__links nav {
  display: grid;
  gap: 14px;
}
.page-products .svc-support__links a {
  color: var(--color-cream);
  text-decoration: none;
  font-size: 15px;
  border-bottom: 1px solid rgba(245, 230, 200, 0.16);
  padding-bottom: 10px;
  transition: color 0.2s ease, padding-left 0.2s ease;
}
.page-products .svc-support__links a:hover {
  color: var(--color-accent);
  padding-left: 4px;
}

/* ============ 响应式断点 ============ */
@media (min-width: 720px) {
  .page-products .svc-overview__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-products .svc-feed__cats {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-products .svc-member__grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-products .svc-member__bottom {
    grid-template-columns: auto 1fr;
    gap: 40px;
  }
  .page-products .svc-support__grid {
    grid-template-columns: 1.2fr 0.8fr;
    gap: 40px;
  }
  .page-products .svc-cover__grid {
    grid-template-columns: 1.2fr 0.8fr;
    gap: 48px;
    align-items: center;
  }
  .page-products .svc-speedline img {
    height: 140px;
  }
}

@media (min-width: 960px) {
  .page-products .svc-duo__grid {
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: center;
  }
  .page-products .svc-duo--flip .svc-duo__visual {
    order: -1;
  }
  .page-products .svc-duo--flip .svc-duo__content {
    order: 2;
  }
  .page-products .svc-steps li {
    padding-left: 72px;
  }
}

@media (min-width: 1200px) {
  .page-products .svc-overview__grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .page-products .svc-cover {
    padding-top: 44px;
  }
  .page-products .svc-cover__grid {
    grid-template-columns: 1.08fr 0.92fr;
    gap: 64px;
  }
}