.page-products {
  --p-rail-w: 218px;
  --p-band-pad: 56px;
  background: var(--violet-900);
  color: var(--paper);
  overflow-x: hidden;
}

.page-products .breadcrumb {
  padding-block: 20px 4px;
}

.page-products .breadcrumb a {
  color: rgba(245, 241, 232, .62);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .breadcrumb a:hover {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

.page-products .breadcrumb li[aria-current="page"] {
  color: rgba(245, 241, 232, .9);
}

/* ---------- 首屏 ---------- */
.p-intro {
  position: relative;
  padding-block: 28px 60px;
  background:
    radial-gradient(90% 130% at 82% -10%, rgba(122, 63, 166, .55) 0%, rgba(26, 11, 41, 0) 62%),
    radial-gradient(60% 90% at 8% 10%, rgba(46, 139, 87, .22) 0%, rgba(26, 11, 41, 0) 70%);
}

.p-intro-inner {
  position: relative;
}

.p-intro-inner::after {
  content: "";
  position: absolute;
  right: 0;
  top: 12px;
  width: 96px;
  height: 1px;
  background: linear-gradient(90deg, rgba(212, 175, 55, 0), var(--gold));
  transform: rotate(-38deg);
  transform-origin: right center;
  pointer-events: none;
}

.p-intro-title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(34px, 7.6vw, 66px);
  line-height: 1.08;
  letter-spacing: .02em;
  color: var(--paper);
}

.p-intro-lead {
  max-width: 62ch;
  margin: 20px 0 0;
  font-size: 16px;
  line-height: 1.9;
  color: rgba(245, 241, 232, .84);
}

.p-intro-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 40px;
  margin: 32px 0 0;
  padding: 20px 0 0;
  list-style: none;
  border-top: 1px solid var(--gold-line);
}

.p-intro-meta li {
  display: flex;
  align-items: baseline;
  gap: 9px;
}

.p-intro-meta b {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 500;
  letter-spacing: -.01em;
  color: var(--gold);
}

.p-intro-meta span {
  font-size: 14px;
  color: rgba(245, 241, 232, .68);
}

/* ---------- 波段 ---------- */
.p-band {
  padding-block: var(--p-band-pad);
}

.p-band-dark {
  background: linear-gradient(180deg, #22102F 0%, #1A0B29 100%);
}

.p-band-paper {
  background: var(--paper);
  color: var(--ink);
}

.p-band-finale {
  background:
    radial-gradient(110% 130% at 10% 0%, #371650 0%, rgba(26, 11, 41, 0) 66%),
    #1A0B29;
}

.p-band-head {
  max-width: 760px;
}

.p-band h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(23px, 4.6vw, 35px);
  line-height: 1.32;
  letter-spacing: .02em;
}

.p-band-lead {
  max-width: 58ch;
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.88;
  color: rgba(245, 241, 232, .8);
}

.p-band-paper .p-band-lead {
  color: #574A63;
}

.p-figure {
  margin: 30px 0 0;
}

.p-figure img,
.p-current-figure img,
.p-device-figure img,
.p-finale-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--gold-line);
  border-radius: 4px;
  background: rgba(245, 241, 232, .04);
  object-fit: cover;
}

.p-band-paper .p-figure img,
.p-band-paper .p-current-figure img {
  border-color: rgba(74, 29, 110, .18);
  background: #EDE7DA;
}

/* ---------- 筛选 ---------- */
.p-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 32px;
}

.page-products [data-filter-item][hidden] {
  display: none;
}

/* ---------- 入口三组 ---------- */
.entry-groups {
  display: grid;
  gap: 16px;
  margin-top: 20px;
}

.entry-col {
  padding: 20px 18px;
  border: 1px solid var(--gold-line);
  border-radius: 4px;
  background: rgba(245, 241, 232, .035);
}

.entry-col[data-group="current"] { --g-color: var(--ice); }
.entry-col[data-group="history"] { --g-color: var(--gold); }
.entry-col[data-group="backup"] { --g-color: var(--violet-500); }

.entry-col-title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 19px;
  letter-spacing: .02em;
}

.entry-col-title .mono {
  padding: 2px 7px;
  font-size: 12px;
  color: var(--g-color);
  border: 1px solid currentColor;
  border-radius: 3px;
}

.entry-col-note {
  margin: 0 0 16px;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(245, 241, 232, .58);
}

.entry-list {
  display: grid;
  gap: 12px;
}

.entry-item {
  padding: 14px 14px 14px 16px;
  border: 1px solid rgba(245, 241, 232, .08);
  border-left: 3px solid var(--g-color);
  border-radius: 0 4px 4px 0;
  background: rgba(26, 11, 41, .6);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.entry-name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: .01em;
  color: var(--paper);
}

.entry-desc {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(245, 241, 232, .76);
}

.entry-fit {
  margin: 10px 0 0;
  padding-top: 9px;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(143, 217, 232, .92);
  border-top: 1px dashed rgba(143, 217, 232, .24);
}

/* ---------- 当前正式版 ---------- */
.p-current-split {
  display: grid;
  gap: 26px;
  margin-top: 30px;
}

.p-text {
  display: grid;
  gap: 14px;
  font-size: 16px;
  line-height: 1.92;
  color: var(--ink);
}

.p-text p {
  margin: 0;
}

.p-text a {
  color: var(--violet-700);
  text-decoration: none;
  border-bottom: 1px solid rgba(74, 29, 110, .35);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.p-text a:hover {
  color: var(--green-600);
  border-bottom-color: var(--green-600);
}

.p-current-figure {
  margin: 0;
}

.p-facts {
  display: grid;
  gap: 16px;
  margin-top: 34px;
}

.p-fact {
  padding: 4px 0 4px 15px;
  border-left: 3px solid var(--violet-700);
}

.p-fact h3 {
  margin: 0 0 5px;
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: .02em;
  color: var(--violet-700);
}

.p-fact p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: #4B4057;
}

.p-fact a {
  color: var(--green-600);
  text-decoration: none;
  border-bottom: 1px solid rgba(46, 139, 87, .35);
}

.p-fact a:hover {
  color: var(--violet-700);
  border-bottom-color: var(--violet-700);
}

/* ---------- 切换时机 ---------- */
.p-route {
  display: block;
  width: 100%;
  max-width: 760px;
  height: auto;
  margin: 32px 0 0;
}

.p-route text {
  font-family: var(--font-body);
  letter-spacing: .02em;
}

.p-cues {
  display: grid;
  gap: 14px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.p-cue {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 16px 18px;
  border: 1px solid var(--gold-line);
  border-radius: 4px;
  background: rgba(245, 241, 232, .035);
}

.p-cue b {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .06em;
  color: var(--gold);
  white-space: nowrap;
}

.p-cue p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.82;
  color: rgba(245, 241, 232, .82);
}

.p-cue a {
  color: var(--ice);
  text-decoration: none;
  border-bottom: 1px solid rgba(143, 217, 232, .4);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.p-cue a:hover {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

/* ---------- 步骤流 ---------- */
.p-steps {
  display: grid;
  gap: 0;
  margin: 32px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: p-step;
}

.p-step {
  position: relative;
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 16px;
  padding-bottom: 30px;
}

.p-step::before {
  content: "";
  position: absolute;
  left: 27px;
  top: 36px;
  bottom: 6px;
  width: 1px;
  background: linear-gradient(180deg, rgba(74, 29, 110, .45), rgba(74, 29, 110, .05));
}

.p-step:last-child {
  padding-bottom: 0;
}

.p-step:last-child::before {
  display: none;
}

.p-step-num {
  font-family: var(--font-mono);
  font-size: 23px;
  line-height: 1.3;
  letter-spacing: .01em;
  color: var(--violet-700);
  transition: color var(--dur) var(--ease);
}

.p-step-body h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: .02em;
  color: var(--ink);
}

.p-step-body p {
  margin: 9px 0 0;
  font-size: 15px;
  line-height: 1.88;
  color: #4B4057;
}

.p-step .p-step-why {
  margin-top: 10px;
  padding-left: 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--green-600);
  border-left: 2px solid rgba(46, 139, 87, .35);
}

/* ---------- 设备适配 ---------- */
.p-device-split {
  display: grid;
  gap: 30px;
  margin-top: 30px;
}

.p-device-block + .p-device-block {
  margin-top: 26px;
}

.p-device-block h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: .02em;
  color: var(--paper);
}

.p-device-block ul {
  display: grid;
  gap: 11px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.p-device-block li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.82;
  color: rgba(245, 241, 232, .8);
}

.p-device-block li::before {
  content: "";
  position: absolute;
  left: 1px;
  top: .72em;
  width: 7px;
  height: 7px;
  border: 1px solid var(--gold);
  transform: rotate(45deg);
}

.p-viewports {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 16px;
  margin-top: 26px;
  padding-top: 20px;
  border-top: 1px solid var(--gold-line);
}

.p-vp {
  display: grid;
  gap: 7px;
  justify-items: center;
}

.p-vp i {
  display: block;
  border: 1px solid var(--gold-edge);
  border-radius: 3px;
  background: linear-gradient(180deg, rgba(143, 217, 232, .2), rgba(143, 217, 232, .06));
}

.p-vp span {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .04em;
  color: rgba(245, 241, 232, .6);
}

.p-vp--1920 i { width: 76px; height: 46px; }
.p-vp--1440 i { width: 62px; height: 38px; }
.p-vp--1280 i { width: 56px; height: 34px; }
.p-vp--414 i { width: 26px; height: 46px; }
.p-vp--390 i { width: 24px; height: 44px; }
.p-vp--360 i { width: 22px; height: 41px; }

.p-device-figure {
  margin: 0;
  max-width: 340px;
}

/* ---------- 常见疑问 ---------- */
.p-ask .accordion {
  display: grid;
  gap: 10px;
  margin-top: 30px;
}

.page-products .p-ask .accordion-item {
  border: 1px solid rgba(74, 29, 110, .18);
  border-radius: 4px;
  background: rgba(255, 255, 255, .72);
  overflow: hidden;
  transition: border-color var(--dur) var(--ease);
}

.page-products .p-ask .accordion-item:hover {
  border-color: rgba(74, 29, 110, .38);
}

.page-products .p-ask .accordion-trigger {
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: .01em;
}

.page-products .p-ask .accordion-panel {
  color: #4B4057;
  font-size: 14.5px;
  line-height: 1.88;
}

.page-products .p-ask .accordion-panel p {
  margin: 0;
}

.page-products .p-ask .accordion-panel a {
  color: var(--violet-700);
  text-decoration: none;
  border-bottom: 1px solid rgba(74, 29, 110, .35);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .p-ask .accordion-panel a:hover {
  color: var(--green-600);
  border-bottom-color: var(--green-600);
}

/* ---------- 收尾 ---------- */
.p-finale-grid {
  display: grid;
  gap: 30px;
  align-items: center;
}

.p-finale-figure {
  margin: 0;
  max-width: 300px;
}

.p-finale-grid .p-band-lead {
  max-width: 56ch;
}

.p-contact {
  margin: 18px 0 0;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: .02em;
  color: var(--gold);
  word-break: break-word;
}

.p-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

/* ---------- 侧栏目录 ---------- */
.tools-layout {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-bottom: 40px;
}

.p-tools-rail {
  order: -1;
  padding: 16px 0 4px;
  border-bottom: 1px solid var(--gold-line);
}

.p-rail-title {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .1em;
  color: rgba(245, 241, 232, .5);
}

.p-rail-list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.p-rail-list li {
  flex: 0 0 auto;
}

.p-rail-link {
  display: inline-block;
  padding: 7px 14px;
  font-size: 13px;
  color: rgba(245, 241, 232, .78);
  text-decoration: none;
  white-space: nowrap;
  border: 1px solid var(--gold-line);
  border-radius: var(--pill);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.p-rail-link:hover {
  color: var(--violet-900);
  background: var(--gold);
  border-color: var(--gold);
}

.p-rail-note {
  display: none;
  margin: 16px 0 0;
  font-size: 12.5px;
  line-height: 1.75;
  color: rgba(245, 241, 232, .5);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-products {
    --p-band-pad: 72px;
  }

  .p-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .entry-groups {
    grid-template-columns: 1.35fr 1fr 1fr;
    gap: 18px;
  }

  .p-cue {
    grid-template-columns: 88px minmax(0, 1fr);
  }

  .p-step {
    grid-template-columns: 74px minmax(0, 1fr);
    gap: 22px;
  }

  .p-step::before {
    left: 36px;
  }
}

@media (min-width: 900px) {
  .p-current-split {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: 34px;
    align-items: start;
  }

  .p-device-split {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: 40px;
    align-items: start;
  }

  .p-finale-grid {
    grid-template-columns: minmax(0, .62fr) minmax(0, 1.38fr);
    gap: 44px;
  }
}

@media (min-width: 1024px) {
  .tools-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) var(--p-rail-w);
    gap: 52px;
    align-items: start;
    padding-bottom: 72px;
  }

  .tools-main {
    grid-column: 1;
    grid-row: 1;
    min-width: 0;
  }

  .p-tools-rail {
    order: 0;
    grid-column: 2;
    grid-row: 1;
    position: sticky;
    top: 96px;
    padding: 4px 0 0;
    border-bottom: 0;
    border-left: 1px solid var(--gold-line);
    padding-left: 22px;
  }

  .p-rail-list {
    display: grid;
    gap: 2px;
    overflow: visible;
    padding: 0;
  }

  .p-rail-link {
    display: block;
    padding: 7px 10px;
    border-color: transparent;
    border-radius: 4px;
  }

  .p-rail-link:hover {
    color: var(--violet-900);
  }

  .p-rail-note {
    display: block;
  }

  .p-band {
    padding-block: 80px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .entry-item,
  .page-products .p-rail-link,
  .page-products .p-step-num,
  .page-products .breadcrumb a {
    transition: none;
  }
}
<<<END>>>