.page-products {
  background: var(--cloud);
  color: var(--ink);
  font-family: var(--font-body);
}

.page-products .op-crumb {
  padding-top: clamp(14px, 2vw, 22px);
}

/* ============ 封面 ============ */
.page-products .op-cover {
  position: relative;
  overflow: hidden;
  margin-top: clamp(12px, 2vw, 20px);
  background: var(--ink);
  color: var(--paper);
  border-top: var(--line);
  border-bottom: var(--line);
  padding: clamp(24px, 4vw, 44px) 0 clamp(20px, 3vw, 34px);
}

.page-products .op-cover::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(62, 116, 130, 0.22) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(62, 116, 130, 0.22) 1px, transparent 1px);
  background-size: 56px 56px;
  pointer-events: none;
}

.page-products .op-cover > * {
  position: relative;
  z-index: 1;
}

.page-products .op-cover__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 36px);
  align-items: center;
}

.page-products .op-cover__kicker {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
}

.page-products .op-cover__date {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--amber);
}

.page-products .op-cover h1 {
  margin: 0 0 16px;
  font-family: var(--font-narrow);
  font-size: clamp(29px, 5.6vw, 54px);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.02em;
}

.page-products .op-cover .lede {
  margin: 0 0 22px;
  max-width: 46em;
  font-family: var(--font-serif);
  font-size: clamp(15.5px, 1.6vw, 18px);
  line-height: 1.72;
  color: rgba(244, 246, 245, 0.86);
}

.page-products .op-cover__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .op-cover__media {
  margin: 0;
  border: var(--line);
  box-shadow: 6px 6px 0 var(--signal);
  transform: rotate(-0.6deg);
}

/* ============ 数字横幅 ============ */
.page-products .op-banner {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: clamp(24px, 4vw, 40px);
  background: rgba(221, 228, 228, 0.28);
  border: 1px solid rgba(221, 228, 228, 0.32);
}

.page-products .op-banner__item {
  background: var(--ink);
  padding: 14px 16px;
}

.page-products .op-banner__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(26px, 4.6vw, 38px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--signal);
}

.page-products .op-banner__mark {
  font-size: 0.5em;
  margin-left: 2px;
  color: var(--amber);
}

.page-products .op-banner__label {
  display: block;
  margin-top: 7px;
  font-size: 13px;
  line-height: 1.55;
  color: rgba(221, 228, 228, 0.78);
}

/* ============ 操作台布局 ============ */
.page-products .op-desk {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 32px);
  padding-top: clamp(24px, 4vw, 48px);
  padding-bottom: clamp(40px, 6vw, 80px);
}

.page-products .op-rail {
  background: var(--ink-2);
  border: var(--line);
  box-shadow: var(--hard-s);
  padding: 16px;
  color: var(--paper);
}

.page-products .op-rail__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--amber);
}

.page-products .op-rail__list {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-products .op-rail__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 7px 8px;
  color: var(--paper);
  text-decoration: none;
  font-size: 14.5px;
  line-height: 1.4;
  border-left: 2px solid transparent;
  transition: background 0.16s ease, border-color 0.16s ease;
}

.page-products .op-rail__list a:hover,
.page-products .op-rail__list a:focus-visible {
  background: rgba(255, 106, 26, 0.18);
  border-left-color: var(--signal);
}

.page-products .op-rail__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--signal);
}

.page-products .op-rail__stamp {
  border-top: 1px dashed rgba(221, 228, 228, 0.4);
  padding-top: 12px;
}

.page-products .op-rail__stamp p {
  margin: 9px 0 0;
  font-size: 12.5px;
  line-height: 1.66;
  color: rgba(221, 228, 228, 0.76);
}

.page-products .op-stack {
  display: grid;
  gap: clamp(22px, 3.4vw, 40px);
  min-width: 0;
}

/* ============ 通用章节 ============ */
.page-products .op-sec {
  position: relative;
  min-width: 0;
  background: var(--paper);
  border: var(--line);
  box-shadow: var(--hard);
  padding: clamp(18px, 2.6vw, 30px);
}

.page-products .op-sec--indigo {
  background: var(--indigo);
  color: var(--paper);
  box-shadow: 5px 5px 0 var(--signal);
}

.page-products .op-sec--accent {
  border-top: 8px solid var(--signal);
}

.page-products .op-sec__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  padding-bottom: 12px;
  margin-bottom: 16px;
  border-bottom: 2px solid currentColor;
}

.page-products .op-sec__idx {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.2;
  padding: 3px 7px;
  color: var(--signal);
  border: 2px solid var(--signal);
}

.page-products .op-sec--indigo .op-sec__idx {
  color: var(--amber);
  border-color: var(--amber);
}

.page-products .op-sec__title {
  flex: 1 1 auto;
  min-width: 0;
  margin: 0;
  font-family: var(--font-narrow);
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 800;
  line-height: 1.26;
  letter-spacing: -0.01em;
}

.page-products .op-sec__text {
  margin: 0 0 18px;
  font-size: 16.5px;
  line-height: 1.78;
  color: var(--ink);
}

.page-products .op-sec--indigo .op-sec__text {
  color: rgba(244, 246, 245, 0.88);
}

.page-products .op-sec--indigo .update-stamp {
  color: rgba(244, 246, 245, 0.8);
  border-left-color: var(--amber);
}

/* ============ 01 费用明细 ============ */
.page-products .fee-block {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  align-items: start;
}

.page-products .fee-panel {
  background: var(--cloud);
  border: var(--line);
  box-shadow: var(--hard-s);
}

.page-products .fee-panel__row {
  padding: 14px 16px;
}

.page-products .fee-panel__row + .fee-panel__row {
  border-top: 1px solid rgba(11, 27, 43, 0.28);
}

.page-products .fee-panel__key {
  display: block;
  margin-bottom: 5px;
  font-family: var(--font-narrow);
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.page-products .fee-panel__val {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--muted);
}

.page-products .fee-figure {
  margin: 0;
  border: var(--line);
  box-shadow: var(--hard-s);
}

.page-products .fee-figure figcaption {
  padding: 9px 12px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--muted);
  background: var(--cloud);
  border-top: 1px solid rgba(11, 27, 43, 0.28);
}

/* ============ 02 费用构成与周期 ============ */
.page-products .fee-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-products .fee-split__item {
  padding: 16px;
  background: var(--cloud);
  border: var(--line);
  box-shadow: var(--hard-s);
}

.page-products .fee-split__item:nth-child(2) {
  transform: rotate(0.5deg);
}

.page-products .fee-split__item h3 {
  margin: 0 0 8px;
  font-family: var(--font-narrow);
  font-size: 17px;
  font-weight: 800;
  letter-spacing: 0.01em;
}

.page-products .fee-split__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.74;
  color: var(--muted);
}

.page-products .cycle {
  margin-top: 20px;
  padding: 20px 16px 14px;
  background: var(--ink);
  border: var(--line);
}

.page-products .cycle__track {
  position: relative;
  height: 8px;
  margin: 0 18px;
  background: var(--ink-2);
  border: 2px solid var(--cloud);
}

.page-products .cycle__pin {
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 2px solid var(--ink);
  background: var(--signal);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  box-shadow: 3px 3px 0 var(--cloud);
}

.page-products .cycle__pin--start {
  left: 4%;
}

.page-products .cycle__pin--end {
  left: 96%;
  background: var(--amber);
}

.page-products .cycle__labels {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px;
  margin-top: 26px;
  font-size: 12.5px;
  line-height: 1.6;
  color: rgba(221, 228, 228, 0.82);
}

.page-products .cycle__labels span:last-child {
  text-align: right;
}

/* ============ 03 红黄牌 ============ */
.page-products .card-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  align-items: start;
}

.page-products .card-panel__fig {
  margin: 0;
  border: var(--line);
  box-shadow: var(--hard-s);
}

.page-products .card-panel__body {
  display: grid;
  gap: 12px;
}

.page-products .card-panel__item {
  padding: 14px 16px;
  background: var(--cloud);
  border: var(--line);
  border-left-width: 8px;
}

.page-products .card-panel__item p {
  margin: 9px 0 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--muted);
}

.page-products .card-panel__item--y {
  border-left-color: var(--card-y);
}

.page-products .card-panel__item--r {
  border-left-color: var(--card-r);
}

/* ============ 04 版本对照 ============ */
.page-products .compare {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-products .compare__col {
  padding: 16px;
  background: rgba(11, 27, 43, 0.42);
  border: 2px solid var(--cloud);
}

.page-products .compare__col--now {
  background: var(--ink);
  border-color: var(--signal);
  box-shadow: 5px 5px 0 var(--signal);
}

.page-products .compare__badge {
  display: inline-block;
  margin: 0 0 10px;
  padding: 3px 9px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--ink);
  background: var(--cloud);
}

.page-products .compare__badge--sig {
  background: var(--signal);
  color: var(--ink);
}

.page-products .compare__col h3 {
  margin: 0 0 12px;
  font-family: var(--font-narrow);
  font-size: 18px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--paper);
}

.page-products .compare__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-products .compare__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.68;
  color: rgba(244, 246, 245, 0.86);
}

.page-products .compare__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 8px;
  background: var(--amber);
}

.page-products .compare__col--now .compare__list li::before {
  background: var(--signal);
}

/* ============ 05 导出下载 ============ */
.page-products .export {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  align-items: start;
}

.page-products .export__formats {
  display: grid;
  gap: 12px;
}

.page-products .export__fmt {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  background: var(--paper);
  border: var(--line);
  box-shadow: var(--hard-s);
}

.page-products .export__fmt-code {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--signal);
}

.page-products .export__fmt-note {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--muted);
}

.page-products .export__fig {
  margin: 0;
  border: var(--line);
  box-shadow: var(--hard-s);
}

/* ============ 06 移动端 ============ */
.page-products .op-mobile {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  align-items: start;
}

.page-products .op-mobile__points {
  margin: 0 0 4px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-products .op-mobile__points li {
  padding: 12px 14px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--muted);
  background: var(--cloud);
  border-left: 6px solid var(--mist);
}

.page-products .op-mobile__k {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-narrow);
  font-size: 15px;
  font-weight: 800;
  color: var(--ink);
}

.page-products .op-mobile__fig {
  margin: 0 auto;
  max-width: 340px;
  width: 100%;
  border: var(--line);
  box-shadow: var(--hard);
}

/* ============ 07 咨询 ============ */
.page-products .op-help {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  align-items: start;
}

.page-products .op-help__steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
  counter-reset: none;
}

.page-products .op-help__steps li {
  position: relative;
  padding: 12px 14px 12px 50px;
  background: var(--cloud);
  border: var(--line);
  font-size: 15px;
  line-height: 1.72;
  color: var(--ink);
}

.page-products .op-help__n {
  position: absolute;
  left: 12px;
  top: 12px;
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  background: var(--signal);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
}

.page-products .op-help__card {
  padding: 18px;
  background: var(--ink);
  color: var(--paper);
  border: var(--line);
  box-shadow: var(--hard-s);
}

.page-products .op-help__row {
  display: grid;
  gap: 4px;
  margin: 0 0 14px;
  padding-bottom: 12px;
  border-bottom: 1px dashed rgba(221, 228, 228, 0.34);
}

.page-products .op-help__key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--amber);
}

.page-products .op-help__val {
  font-size: 15.5px;
  line-height: 1.6;
  word-break: break-word;
}

.page-products .op-help__note {
  margin: 0 0 16px;
  font-size: 12.5px;
  line-height: 1.7;
  color: rgba(221, 228, 228, 0.76);
}

.page-products .op-help__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-products .op-help__links .btn:not(.btn--signal) {
  background: transparent;
  color: var(--paper);
  border-color: var(--paper);
}

/* ============ 图片基础 ============ */
.page-products .img-frame {
  overflow: hidden;
  background: linear-gradient(140deg, var(--mist), var(--ink-2));
}

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

.page-products .img-frame--wide img {
  aspect-ratio: 14 / 9;
}

.page-products .img-frame--tall img {
  aspect-ratio: 4 / 3;
}

.page-products .op-mobile__fig img {
  aspect-ratio: 4 / 5;
}

/* ============ 响应式 ============ */
@media (min-width: 620px) {
  .page-products .op-banner {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .fee-split {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .compare {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .card-panel__body {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-products .op-cover__inner {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  }

  .page-products .fee-block {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
  }

  .page-products .card-panel {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  }

  .page-products .export {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  }

  .page-products .op-mobile {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  }

  .page-products .op-help {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

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

@media (min-width: 1024px) {
  .page-products .op-desk {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }

  .page-products .op-rail {
    position: sticky;
    top: 22px;
  }

  .page-products .op-sec:nth-child(even) {
    margin-left: clamp(0px, 2.4vw, 34px);
  }

  .page-products .op-sec:nth-child(odd) {
    margin-right: clamp(0px, 1.6vw, 22px);
  }
}
<<<END>>>