.page-products {
  --sv-gap: 14px;
  --sv-on-amber: #2B1706;
  --sv-on-oasis: #06231F;
  background: var(--ink);
  color: var(--sand);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  overflow-wrap: break-word;
}

.page-products h1,
.page-products h2,
.page-products h3 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -.5px;
  line-height: 1.06;
  margin: 0;
}

.page-products p {
  margin: 0;
}

.page-products .chapter-num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--amber);
  text-transform: uppercase;
}

/* ---------- 面包屑 ---------- */

.page-products .breadcrumb ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--rock);
}

.page-products .breadcrumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--ink-2);
}

.page-products .breadcrumb a {
  color: var(--rock);
  text-decoration: none;
  transition: color .2s var(--ease);
}

.page-products .breadcrumb a:hover {
  color: var(--amber-lift);
}

/* ---------- 首屏 ---------- */

.page-products .sv-hero {
  position: relative;
  padding: 22px 0 48px;
  background: linear-gradient(180deg, var(--ink-deep) 0%, var(--ink) 82%);
  border-bottom: var(--line) solid var(--ink-2);
}

.page-products .sv-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(900px 380px at 92% -12%, rgba(196, 106, 27, .28), transparent 66%);
}

.page-products .sv-hero .shell {
  position: relative;
  z-index: 1;
}

.page-products .sv-hero__grid {
  display: grid;
  gap: 28px;
  margin-top: 26px;
}

.page-products .sv-hero__lead h1 {
  font-size: clamp(34px, 7.2vw, 76px);
  color: var(--sand);
  max-width: 18ch;
}

.page-products .sv-hero__intro {
  margin-top: 20px;
  max-width: 56ch;
  font-size: 17px;
  line-height: 1.8;
  color: var(--sand-dim);
}

.page-products .sv-hero__index {
  border: var(--line) solid var(--amber);
  background: var(--ink-2);
  padding: 16px 14px 12px;
  box-shadow: var(--hard-sm);
}

.page-products .sv-hero__index-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--amber);
  margin-bottom: 10px;
}

.page-products .sv-index-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .sv-index-list a {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 9px 4px;
  color: var(--sand);
  text-decoration: none;
  font-size: 14px;
  border-bottom: 1px solid rgba(147, 166, 184, .2);
  transition: color .2s var(--ease), background-color .2s var(--ease);
}

.page-products .sv-index-list li:last-child a {
  border-bottom: 0;
}

.page-products .sv-index-list a:hover {
  color: var(--amber-lift);
  background: rgba(196, 106, 27, .12);
}

.page-products .sv-index-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--amber);
  flex: 0 0 auto;
}

/* ---------- 章节通用 ---------- */

.page-products .sv-section {
  position: relative;
  padding: 54px 0;
}

.page-products .sv-head {
  max-width: 62ch;
  margin-bottom: 32px;
}

.page-products .sv-head h2 {
  font-size: clamp(26px, 3.6vw, 44px);
  margin: 12px 0 14px;
  color: var(--sand);
}

.page-products .sv-head p {
  font-size: 17px;
  color: var(--sand-dim);
}

/* ---------- 01 概览 ---------- */

.page-products .sv-overview {
  background: var(--ink-2);
  border-bottom: var(--line) solid var(--edge);
}

.page-products .sv-board {
  display: grid;
  gap: var(--sv-gap);
  grid-template-columns: 1fr;
}

.page-products .sv-board__cell {
  position: relative;
  background: var(--ink);
  border: var(--line) solid rgba(147, 166, 184, .34);
  padding: 20px 18px 18px;
}

.page-products .sv-board__cell--cyan { border-top: 6px solid var(--cyan); }
.page-products .sv-board__cell--amber { border-top: 6px solid var(--amber); }
.page-products .sv-board__cell--oasis { border-top: 6px solid var(--oasis); }
.page-products .sv-board__cell--yellow { border-top: 6px solid var(--card-yellow); }

.page-products .sv-board__top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 14px;
}

.page-products .sv-board__param {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--cyan);
}

.page-products .sv-board__cell h3 {
  font-size: 23px;
  color: var(--sand);
  margin-bottom: 10px;
}

.page-products .sv-board__cell p {
  font-size: 15px;
  color: var(--sand-dim);
}

.page-products .sv-board__fit {
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid rgba(147, 166, 184, .25);
  font-size: 14px !important;
  color: var(--sand) !important;
}

.page-products .sv-board__fit span {
  display: inline-block;
  margin-right: 8px;
  padding: 1px 7px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--ink);
  background: var(--cyan);
}

/* ---------- 02 订阅 ---------- */

.page-products .sv-sub {
  background: var(--amber);
  color: var(--sv-on-amber);
  border-top: var(--line) solid var(--edge);
  border-bottom: var(--line) solid var(--edge);
}

.page-products .sv-sub .chapter-num {
  color: var(--sv-on-amber);
  opacity: .78;
}

.page-products .sv-sub__grid {
  display: grid;
  gap: 34px;
}

.page-products .sv-sub__text {
  max-width: 62ch;
}

.page-products .sv-sub h2 {
  font-size: clamp(26px, 3.6vw, 42px);
  color: var(--sv-on-amber);
  margin: 12px 0 14px;
}

.page-products .sv-sub__lede {
  font-size: 17px;
  color: var(--sv-on-amber);
}

.page-products .sv-steps {
  margin-top: 26px;
  border-top: 2px solid rgba(10, 20, 32, .32);
}

.page-products .sv-step {
  border-bottom: 2px solid rgba(10, 20, 32, .32);
}

.page-products .sv-step > summary {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 15px 6px;
  transition: background-color .2s var(--ease);
}

.page-products .sv-step > summary::-webkit-details-marker { display: none; }

.page-products .sv-step > summary:hover {
  background: rgba(10, 20, 32, .1);
}

.page-products .sv-step[open] > summary {
  background: rgba(10, 20, 32, .09);
  box-shadow: inset 5px 0 0 0 var(--sv-on-amber);
}

.page-products .sv-step__num {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--sv-on-amber);
}

.page-products .sv-step__name {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  color: var(--sv-on-amber);
}

.page-products .sv-step__mark {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  padding: 3px 8px;
  background: var(--sv-on-amber);
  color: var(--amber);
  white-space: nowrap;
}

.page-products .sv-step__body {
  padding: 2px 6px 18px 50px;
}

.page-products .sv-step__body p {
  font-size: 15px;
  color: var(--sv-on-amber);
}

.page-products .sv-sub__note {
  margin-top: 26px;
  padding: 18px;
  background: rgba(242, 237, 227, .22);
  border: 2px solid var(--sv-on-amber);
}

.page-products .sv-sub__note h3 {
  font-size: 19px;
  color: var(--sv-on-amber);
  margin-bottom: 8px;
}

.page-products .sv-sub__note p {
  font-size: 15px;
  color: var(--sv-on-amber);
}

.page-products .sv-sub__figure {
  margin: 0;
  border: var(--line) solid var(--sv-on-amber);
  background: var(--ink-deep);
  padding: 10px;
}

.page-products .sv-sub__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 5;
}

.page-products .sv-sub__figure figcaption {
  padding-top: 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--sand-dim);
}

/* ---------- 03 会员中心 ---------- */

.page-products .sv-member {
  background: var(--oasis);
  color: var(--sv-on-oasis);
  border-bottom: var(--line) solid var(--edge);
}

.page-products .sv-member .chapter-num {
  color: var(--sv-on-oasis);
  opacity: .7;
}

.page-products .sv-member .sv-head h2 {
  color: var(--ink-deep);
}

.page-products .sv-member .sv-head p {
  color: var(--sv-on-oasis);
}

.page-products .sv-dash {
  display: grid;
  gap: var(--sv-gap);
  grid-template-columns: 1fr;
}

.page-products .sv-dash__panel {
  background: var(--ink);
  border: var(--line) solid var(--ink-deep);
  padding: 20px 18px;
  color: var(--sand);
}

.page-products .sv-dash__panel--main h3 {
  font-size: 24px;
  color: var(--sand);
  margin-bottom: 10px;
}

.page-products .sv-dash__panel--main > p {
  font-size: 15px;
  color: var(--sand-dim);
}

.page-products .sv-chips {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 0;
  padding: 0;
}

.page-products .sv-dash__hint {
  margin-top: 14px !important;
  padding-top: 12px;
  border-top: 1px solid rgba(147, 166, 184, .24);
  font-size: 14px !important;
}

.page-products .sv-dash__panel--stat {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 8px;
}

.page-products .sv-dash__num {
  font-family: var(--font-mono);
  font-size: clamp(46px, 8vw, 76px);
  font-weight: 700;
  line-height: .95;
  letter-spacing: -.02em;
  color: var(--cyan);
}

.page-products .sv-dash__cap {
  font-size: 14px;
  color: var(--sand-dim);
}

.page-products .sv-dash__figure {
  margin: 0;
  border: var(--line) solid var(--ink-deep);
  background: var(--ink-2);
}

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

/* ---------- 04 免登录直查 ---------- */

.page-products .sv-lookup {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  border-bottom: var(--line) solid var(--ink-2);
}

.page-products .sv-lookup__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-products .sv-lookup__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .3;
  filter: saturate(.65) contrast(1.05);
}

.page-products .sv-lookup__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--ink) 10%, rgba(14, 27, 42, .78) 60%, rgba(14, 27, 42, .45) 100%);
}

.page-products .sv-lookup__inner {
  position: relative;
  z-index: 1;
  max-width: 640px;
}

.page-products .sv-lookup h2 {
  font-size: clamp(26px, 3.6vw, 44px);
  color: var(--sand);
  margin: 12px 0 16px;
}

.page-products .sv-lookup__lede {
  font-size: 17px;
  color: var(--sand-dim);
}

.page-products .sv-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
}

.page-products .sv-list li {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 11px 0;
  font-size: 15px;
  color: var(--sand);
  border-bottom: 1px solid rgba(147, 166, 184, .26);
}

.page-products .sv-list li::before {
  content: "—";
  font-family: var(--font-mono);
  color: var(--amber);
  flex: 0 0 auto;
}

.page-products .sv-lookup__cases {
  margin-top: 26px;
  padding-left: 16px;
  border-left: var(--line) solid var(--amber);
}

.page-products .sv-lookup__cases h3 {
  font-size: 18px;
  color: var(--sand);
  margin-bottom: 8px;
}

.page-products .sv-lookup__cases p {
  font-size: 15px;
  color: var(--sand-dim);
}

/* ---------- 05 客户端 ---------- */

.page-products .sv-client {
  background: var(--ink-2);
  border-bottom: var(--line) solid var(--edge);
}

.page-products .sv-client__grid {
  align-items: start;
}

.page-products .sv-client__speed h3,
.page-products .sv-nodes__text h3 {
  font-size: 21px;
  color: var(--sand);
  margin-bottom: 16px;
}

.page-products .sv-speed {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .sv-speed__row {
  display: grid;
  gap: 8px;
}

.page-products .sv-speed__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--rock);
}

.page-products .sv-speed__bar {
  display: block;
  height: 20px;
  background: rgba(147, 166, 184, .14);
  border: 2px solid var(--ink-deep);
}

.page-products .sv-speed__fill {
  display: block;
  height: 100%;
}

.page-products .sv-speed__fill--fast {
  width: 50%;
  background: var(--oasis);
}

.page-products .sv-speed__fill--weak {
  width: 100%;
  background: var(--amber);
}

.page-products .sv-speed__val {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  color: var(--sand);
}

.page-products .sv-client__foot {
  margin-top: 18px;
  font-size: 14px;
  color: var(--rock);
}

.page-products .sv-facts {
  margin: 0;
  display: grid;
  gap: 0;
  border-top: var(--line) solid rgba(147, 166, 184, .34);
}

.page-products .sv-facts > div {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(147, 166, 184, .24);
}

.page-products .sv-facts dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--amber);
}

.page-products .sv-facts dd {
  margin: 0;
  font-size: 15px;
  color: var(--sand);
}

.page-products .sv-client__figure {
  margin: 34px 0 0;
  border: var(--line) solid rgba(147, 166, 184, .34);
  background: var(--ink);
}

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

.page-products .sv-client__figure figcaption {
  padding: 12px 14px;
  font-size: 13px;
  color: var(--rock);
  border-top: 1px solid rgba(147, 166, 184, .24);
}

.page-products .sv-nodes {
  margin-top: 34px;
  align-items: center;
}

.page-products .sv-nodes__media {
  margin: 0;
}

.page-products .sv-nodes__media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-products .sv-nodes__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-products .sv-nodes__list li {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 11px 0;
  font-size: 15px;
  color: var(--sand);
  border-bottom: 1px solid rgba(147, 166, 184, .22);
}

.page-products .sv-nodes__dot {
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  transform: translateY(-1px);
}

.page-products .sv-nodes__dot--oasis { background: var(--oasis); }
.page-products .sv-nodes__dot--amber { background: var(--amber); }
.page-products .sv-nodes__dot--cyan { background: var(--cyan); }
.page-products .sv-nodes__dot--rock { background: var(--rock); }

/* ---------- 06 组合 ---------- */

.page-products .sv-combos-sec {
  background: var(--ink);
}

.page-products .sv-combos {
  display: grid;
  gap: var(--sv-gap);
  grid-template-columns: 1fr;
}

.page-products .sv-combo {
  padding: 22px 18px;
  border: var(--line) solid rgba(147, 166, 184, .34);
  background: var(--ink-2);
}

.page-products .sv-combo--a {
  border-left: 8px solid var(--amber);
}

.page-products .sv-combo--b {
  border-left: 8px solid var(--oasis);
}

.page-products .sv-combo--c {
  border-left: 8px solid var(--cyan);
}

.page-products .sv-combo__k {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--rock);
  margin-bottom: 10px;
}

.page-products .sv-combo h3 {
  font-size: 21px;
  color: var(--sand);
  margin-bottom: 10px;
}

.page-products .sv-combo p {
  font-size: 15px;
  color: var(--sand-dim);
}

.page-products .sv-next {
  margin-top: 38px;
  padding-top: 26px;
  border-top: var(--line) solid rgba(147, 166, 184, .3);
}

.page-products .sv-next__lede {
  font-size: 16px;
  color: var(--sand);
  margin-bottom: 14px;
}

.page-products .sv-next__links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-products .sv-next__links a {
  display: block;
  padding: 12px 0;
  font-size: 15px;
  color: var(--sand);
  text-decoration: none;
  border-bottom: 1px solid rgba(147, 166, 184, .22);
  transition: color .2s var(--ease), padding-left .2s var(--ease);
}

.page-products .sv-next__links a::after {
  content: " →";
  color: var(--amber);
}

.page-products .sv-next__links a:hover {
  color: var(--amber-lift);
  padding-left: 6px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-products .sv-speed__row {
    grid-template-columns: 104px minmax(0, 1fr) 68px;
    align-items: center;
    gap: 14px;
  }

  .page-products .sv-speed__val {
    text-align: right;
  }
}

@media (min-width: 720px) {
  .page-products .sv-board {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .sv-next__links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 28px;
  }
}

@media (min-width: 900px) {
  .page-products .sv-combos {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr) minmax(0, .95fr);
    align-items: start;
  }

  .page-products .sv-combo--b {
    margin-top: 22px;
  }

  .page-products .sv-combo--c {
    margin-top: 44px;
  }
}

@media (min-width: 960px) {
  .page-products .sv-sub__grid {
    grid-template-columns: minmax(0, 62ch) minmax(0, 1fr);
    gap: 46px;
    align-items: start;
  }

  .page-products .sv-dash {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  }

  .page-products .sv-dash__panel--main {
    grid-row: span 2;
  }

  .page-products .sv-dash__panel--stat:last-of-type {
    grid-column: 1 / -1;
    flex-direction: row;
    align-items: baseline;
    gap: 20px;
  }

  .page-products .sv-dash__panel--stat:last-of-type .sv-dash__num {
    flex: 0 0 auto;
  }

  .page-products .sv-nodes {
    align-items: center;
  }
}

@media (min-width: 1024px) {
  .page-products .sv-section {
    padding: 82px 0;
  }

  .page-products .sv-hero {
    padding: 26px 0 66px;
  }

  .page-products .sv-hero__grid {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 52px;
    align-items: end;
    margin-top: 38px;
  }

  .page-products .sv-hero__index {
    align-self: end;
  }

  .page-products .sv-head {
    margin-bottom: 40px;
  }
}

@media (min-width: 1180px) {
  .page-products .sv-nodes {
    column-gap: 46px;
  }
}
<<<END>>>