.page-products {
  --tools-rule: rgba(22, 48, 42, 0.16);
  --tools-gap: 28px;
  --chapter: var(--winter);
  padding-bottom: var(--space-3);
}

.page-products .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: var(--space-1);
  font-size: 14px;
  color: var(--mist);
}

.page-products .breadcrumbs a {
  color: var(--mist);
  text-decoration: none;
}

.page-products .breadcrumbs a:hover {
  color: var(--winter);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .crumb-sep {
  color: var(--mist);
}

/* ---------- 首屏 ---------- */
.page-products .tools-hero {
  padding: var(--space-2) 0 var(--space-2);
  border-bottom: 1px dashed var(--tools-rule);
}

.page-products .tools-title {
  margin: 14px 0 0;
  max-width: 16em;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(36px, 6.6vw, 82px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--ink-deep);
}

.page-products .tools-lead {
  margin: 24px 0 0;
  max-width: 36em;
  font-size: 17px;
  line-height: 1.85;
  color: var(--ink);
}

.page-products .tools-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.page-products .jump-pill {
  display: inline-flex;
  align-items: center;
  padding: 10px 22px;
  border-radius: var(--radius-pill);
  background: var(--paper-warm);
  color: var(--ink);
  font-size: 15px;
  text-decoration: none;
  transition: transform 0.18s var(--ease-soft), background-color 0.18s var(--ease-soft);
}

.page-products .jump-pill:hover {
  transform: translateY(-2px);
}

.page-products .jump-pill--spring:hover {
  background: var(--spring);
}

.page-products .jump-pill--summer:hover {
  background: var(--summer);
}

.page-products .jump-pill--autumn:hover {
  background: var(--autumn);
}

/* ---------- 步骤条 ---------- */
.page-products .flow {
  padding: var(--space-2) 0 0;
}

.page-products .flow-title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: clamp(21px, 3vw, 28px);
  line-height: 1.4;
  color: var(--ink-deep);
}

.page-products .flow-track {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .flow-node {
  position: relative;
  z-index: 1;
}

.page-products .flow-node a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  border-radius: var(--radius-pill);
  background: var(--paper-warm);
  color: var(--ink);
  font-size: 15px;
  text-decoration: none;
  transition: transform 0.18s var(--ease-soft), background-color 0.18s var(--ease-soft);
}

.page-products .flow-node a:hover {
  transform: translateY(-2px);
  background: var(--paper);
  box-shadow: inset 0 0 0 1px var(--tools-rule);
}

.page-products .flow-node.is-current a {
  background: var(--winter);
  color: var(--paper);
}

.page-products .flow-dot {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  opacity: 0.72;
}

/* ---------- 章节骨架 ---------- */
.page-products .chapter {
  padding: var(--space-2) 0;
  border-top: 1px dashed var(--tools-rule);
}

.page-products .chapter--spring {
  --chapter: var(--spring);
}

.page-products .chapter--summer {
  --chapter: var(--summer);
}

.page-products .chapter--autumn {
  --chapter: var(--autumn);
}

.page-products .chapter--winter {
  --chapter: var(--winter);
}

.page-products .chapter-head h2 {
  margin: 10px 0 0;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(25px, 4vw, 40px);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--ink-deep);
}

.page-products .chapter-sub {
  margin: 12px 0 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .split {
  display: grid;
  gap: var(--tools-gap);
  margin-top: 28px;
}

.page-products .split-main > * + * {
  margin-top: 22px;
}

.page-products .split-side > * + * {
  margin-top: 18px;
}

.page-products .para {
  margin: 0;
  font-size: 17px;
  line-height: 1.85;
  color: var(--ink);
}

.page-products .para--small {
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .para a,
.page-products .note-text a {
  color: var(--winter);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 要点列表 ---------- */
.page-products .ticks {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-products .ticks li {
  position: relative;
  padding-left: 22px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
}

.page-products .ticks li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--chapter);
}

.page-products .ticks--big li {
  font-size: 16.5px;
  line-height: 1.8;
}

.page-products .ticks--big strong {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--winter);
}

/* ---------- 旁注卡 ---------- */
.page-products .note-card {
  padding: 22px 24px;
}

.page-products .note-card h3 {
  margin: 0 0 12px;
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 19px;
  line-height: 1.45;
  color: var(--ink-deep);
}

.page-products .note-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-products .note-list li {
  position: relative;
  padding-left: 16px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
}

.page-products .note-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--mist);
}

.page-products .note-list a,
.page-products .note-text a {
  color: var(--winter);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .note-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

.page-products .note-text + .note-text {
  margin-top: 10px;
  color: var(--mist);
}

/* ---------- 折叠面板 ---------- */
.page-products .fold {
  margin-top: 18px;
  padding: 2px 22px;
  border-radius: var(--radius-card);
  background: var(--paper-warm);
}

.page-products .fold summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0;
  list-style: none;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
}

.page-products .fold summary::-webkit-details-marker {
  display: none;
}

.page-products .fold summary::after {
  content: "＋";
  font-family: var(--font-mono);
  font-size: 17px;
  color: var(--winter);
}

.page-products .fold[open] summary::after {
  content: "－";
}

.page-products .fold-body {
  padding: 0 0 22px;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--ink);
}

.page-products .fold-body p {
  margin: 0 0 12px;
}

.page-products .fold-body p:last-child {
  margin-bottom: 0;
}

/* ---------- 四步流程 ---------- */
.page-products .steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-products .step {
  padding: 20px 22px 22px;
  border-radius: var(--radius-card);
  background: var(--paper-warm);
}

.page-products .step-num {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 40px;
  line-height: 1;
  letter-spacing: 0.06em;
  color: var(--chapter);
}

.page-products .step h3 {
  margin: 0 0 8px;
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 19px;
  line-height: 1.5;
  color: var(--ink-deep);
}

.page-products .step p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--ink);
}

/* ---------- 图片 ---------- */
.page-products .media {
  margin: 0;
}

.page-products .media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-card);
  object-fit: cover;
  background: var(--paper-warm);
}

.page-products figcaption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .closing {
  margin-top: var(--space-2);
}

/* ---------- 对照表 ---------- */
.page-products .fold--table {
  margin-top: 26px;
}

.page-products .compare-wrap {
  overflow-x: auto;
  margin-bottom: 14px;
}

.page-products .compare {
  width: 100%;
  min-width: 540px;
  border-collapse: separate;
  border-spacing: 0 8px;
  font-size: 15px;
  text-align: left;
}

.page-products .compare thead th {
  padding: 0 16px 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.14em;
  color: var(--mist);
  white-space: nowrap;
}

.page-products .compare tbody th,
.page-products .compare tbody td {
  padding: 16px;
  vertical-align: top;
  line-height: 1.75;
  color: var(--ink);
}

.page-products .compare tbody th {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 16px;
  white-space: nowrap;
}

.page-products .compare .row-a th,
.page-products .compare .row-a td {
  background: rgba(232, 167, 181, 0.26);
}

.page-products .compare .row-b th,
.page-products .compare .row-b td {
  background: rgba(110, 166, 190, 0.24);
}

.page-products .compare .row-a th {
  border-radius: 18px 0 0 18px;
}

.page-products .compare .row-a td:last-child {
  border-radius: 0 18px 18px 0;
}

.page-products .compare .row-b th {
  border-radius: 18px 0 0 18px;
}

.page-products .compare .row-b td:last-child {
  border-radius: 0 18px 18px 0;
}

/* ---------- 会员档位 ---------- */
.page-products .plans {
  display: grid;
  gap: 16px;
  margin-top: 24px;
}

.page-products .plan {
  display: flex;
  flex-direction: column;
  padding: 24px 22px;
  border-radius: var(--radius-card);
  background: var(--paper-warm);
  border-top: 5px solid var(--winter);
}

.page-products .plan--spring {
  border-top-color: var(--spring);
}

.page-products .plan--summer {
  border-top-color: var(--summer);
}

.page-products .plan--autumn {
  border-top-color: var(--autumn);
}

.page-products .plan h3 {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 22px;
  line-height: 1.4;
  color: var(--ink-deep);
}

.page-products .plan-for {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .plan dl {
  margin: 16px 0 0;
}

.page-products .plan dt {
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--mist);
}

.page-products .plan dt:first-child {
  margin-top: 0;
}

.page-products .plan dd {
  margin: 5px 0 0;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--ink);
}

/* ---------- 按钮区 ---------- */
.page-products .cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .flow-track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
  }

  .page-products .flow-node a {
    justify-content: flex-start;
  }

  .page-products .plans {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-products .flow-track::before {
    content: "";
    position: absolute;
    z-index: 0;
    left: 4%;
    right: 4%;
    top: 50%;
    height: 2px;
    background: linear-gradient(90deg, var(--spring), var(--summer), var(--autumn), var(--winter));
    opacity: 0.55;
  }

  .page-products .split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }

  .page-products .split-side {
    display: grid;
    gap: 18px;
    align-content: start;
  }

  .page-products .split-side > * + * {
    margin-top: 0;
  }

  .page-products .tools-hero {
    padding: var(--space-3) 0 var(--space-2);
  }
}

@media (min-width: 1120px) {
  .page-products .split {
    gap: 60px;
  }

  .page-products .step {
    padding: 24px 26px 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .jump-pill,
  .page-products .flow-node a {
    transition: none;
  }

  .page-products .jump-pill:hover,
  .page-products .flow-node a:hover {
    transform: none;
  }
}
<<<END>>>