.page-products {
  overflow-x: clip;
  background: var(--c-salt);
  color: var(--c-ink);
  font-family: var(--font-body);
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  position: relative;
  padding-block: 20px clamp(44px, 7vw, 88px);
  border-bottom: 1px solid var(--c-line);
}

.page-products .pp-hero .breadcrumbs {
  margin-bottom: clamp(28px, 5vw, 56px);
  font-size: 13px;
  color: var(--c-rock);
}

.page-products .pp-hero .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-hero .breadcrumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--c-line);
}

.page-products .pp-hero .breadcrumbs a {
  color: var(--c-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--c-line);
}

.page-products .pp-hero__grid {
  display: grid;
  gap: 32px;
  align-items: end;
}

.page-products .pp-hero__copy {
  min-width: 0;
}

.page-products .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--c-lake);
  text-transform: uppercase;
}

.page-products .eyebrow::before {
  content: "";
  width: 26px;
  height: 2px;
  background: var(--c-flag);
}

.page-products .pp-hero h1 {
  margin: 0 0 22px;
  max-width: 16ch;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 7.4vw, 72px);
  line-height: 1.05;
  letter-spacing: -0.01em;
  color: var(--c-night);
}

.page-products .pp-hero__lead {
  max-width: 46ch;
  margin: 0 0 28px;
  font-size: 17px;
  line-height: 1.75;
  color: var(--c-ink);
}

.page-products .pp-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 26px;
}

.page-products .pp-hero__meta {
  margin: 0;
  padding-top: 16px;
  border-top: 1px solid var(--c-line);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-rock);
}

.page-products .pp-hero__flag {
  position: relative;
  min-width: 0;
  padding: 34px 28px 40px;
  background: linear-gradient(155deg, var(--c-lake) 0%, var(--c-deep) 68%, var(--c-night) 100%);
  color: var(--c-salt);
  clip-path: polygon(0 14%, 100% 0, 100% 100%, 0 100%);
}

.page-products .pp-hero__flag-tag {
  display: inline-block;
  padding: 4px 10px;
  background: var(--c-flag);
  color: #fff;
  font-size: 11px;
  letter-spacing: 0.08em;
}

.page-products .pp-hero__flag-text {
  margin: 20px 0 0;
  font-size: 16px;
  line-height: 1.7;
  color: var(--c-salt);
}

.page-products .pp-hero__flag-rule {
  display: block;
  width: 64px;
  height: 1px;
  margin-top: 22px;
  background: var(--c-flag-soft);
}

/* ---------- 通用区块 ---------- */
.page-products .section {
  padding-block: clamp(48px, 7vw, 92px);
}

.page-products .pp-sec-head {
  max-width: 100%;
  margin-bottom: clamp(28px, 4vw, 48px);
}

.page-products .pp-sec-head h2 {
  margin: 0 0 18px;
  max-width: 22ch;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(26px, 4.4vw, 44px);
  line-height: 1.12;
  color: var(--c-night);
}

.page-products .pp-sec-head__lead {
  max-width: 60ch;
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--c-ink);
}

.page-products .pp-sec-head--night h2 {
  color: var(--c-salt);
}

.page-products .pp-sec-head--night .pp-sec-head__lead {
  color: #C6D6DC;
}

.page-products .pp-sec-head--night .eyebrow {
  color: var(--c-flag-soft);
}

/* ---------- 图片与图注 ---------- */
.page-products .pp-figure {
  margin: 0 0 clamp(32px, 5vw, 56px);
  background: var(--c-salt);
  border: 1px solid var(--c-line);
}

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

.page-products .pp-figure--tight {
  margin-top: clamp(28px, 4vw, 44px);
  margin-bottom: 0;
}

.page-products .pp-figure__cap {
  display: block;
  padding: 12px 16px;
  border-top: 1px solid var(--c-line);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-rock);
  background: var(--c-paper);
}

/* ---------- 维度区 ---------- */
.page-products .pp-dims__layout {
  display: grid;
  gap: 30px;
}

.page-products .pp-dims__rail {
  min-width: 0;
  padding: 22px 20px;
  background: var(--c-paper);
  border-left: 2px solid var(--c-flag);
}

.page-products .pp-rail-label {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-deep);
}

.page-products .pp-dims__rail .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.page-products .filter-btn {
  padding: 8px 14px;
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--c-deep);
  background: transparent;
  border: 1px solid var(--c-line);
  border-radius: 0;
  cursor: pointer;
  transition: color var(--t) var(--ease), border-color var(--t) var(--ease);
}

.page-products .filter-btn:hover {
  border-color: var(--c-lake);
}

.page-products .filter-btn.is-active {
  color: var(--c-flag);
  border-color: var(--c-flag);
  box-shadow: inset 0 -2px 0 var(--c-flag);
}

.page-products .pp-rail-note {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--c-rock);
}

.page-products .pp-rail-link {
  display: inline-block;
  font-size: 14px;
  color: var(--c-lake);
  text-decoration: none;
  border-bottom: 1px solid var(--c-lake);
}

.page-products .pp-rail-link:hover {
  color: var(--c-deep);
  border-bottom-width: 2px;
}

.page-products .pp-dims__stack {
  min-width: 0;
  counter-reset: dim;
}

.page-products .pp-card {
  counter-increment: dim;
  padding: 28px 24px 32px 30px;
  background: linear-gradient(to right, var(--c-lake) 0 3px, #ffffff 3px);
  clip-path: polygon(0 0, 100% 2%, 100% 100%, 0 98%);
  transition: background-color var(--t) var(--ease);
}

.page-products .pp-card + .pp-card {
  margin-top: -12px;
}

.page-products .pp-card:nth-child(even) {
  background: linear-gradient(to right, var(--c-deep) 0 3px, #ffffff 3px);
}

.page-products .pp-card:hover {
  background-color: var(--c-paper);
}

.page-products .pp-card__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin-bottom: 14px;
}

.page-products .pp-card__head::before {
  content: counter(dim, decimal-leading-zero);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border: 1px solid var(--c-flag);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-flag);
  flex: 0 0 auto;
}

.page-products .pp-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 21px;
  letter-spacing: 0.01em;
  color: var(--c-night);
}

.page-products .pp-card__weight {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--c-rock);
}

.page-products .pp-bar {
  display: block;
  width: 100px;
  height: 8px;
  max-width: 100%;
  margin-left: auto;
}

.page-products .pp-bar__on {
  fill: var(--c-lake);
}

.page-products .pp-bar__off {
  fill: var(--c-line);
}

.page-products .pp-card__text {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--c-ink);
}

.page-products .pp-card__ask {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--c-rock);
}

/* ---------- 通栏呼吸图 ---------- */
.page-products .pp-band {
  margin: 0;
  background: var(--c-night);
}

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

.page-products .pp-band__cap {
  display: block;
  padding: 12px var(--gutter);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-flag-soft);
  background: var(--c-night);
  border-top: 1px solid var(--c-deep);
}

/* ---------- 对比表 ---------- */
.page-products .pp-table-scroll {
  overflow-x: auto;
  border: 1px solid var(--c-line);
  background: #fff;
}

.page-products .pp-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .pp-table caption {
  padding: 12px 16px;
  text-align: left;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-rock);
  background: var(--c-paper);
  border-bottom: 1px solid var(--c-line);
}

.page-products .pp-table thead th {
  padding: 14px 16px;
  text-align: left;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--c-salt);
  background: var(--c-deep);
  border-bottom: 1px solid var(--c-lake);
  white-space: nowrap;
}

.page-products .pp-table tbody th {
  padding: 16px;
  text-align: left;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 15px;
  color: var(--c-night);
  border-bottom: 1px solid var(--c-line);
  white-space: nowrap;
}

.page-products .pp-table tbody td {
  padding: 16px;
  vertical-align: top;
  line-height: 1.7;
  color: var(--c-ink);
  border-bottom: 1px solid var(--c-line);
}

.page-products .pp-table tbody tr:nth-child(even) {
  background: var(--c-salt);
}

.page-products .pp-detail summary {
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-lake);
  list-style: none;
  border-bottom: 1px solid var(--c-line);
}

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

.page-products .pp-detail summary::before {
  content: "+ ";
  color: var(--c-flag);
}

.page-products .pp-detail[open] summary::before {
  content: "– ";
}

.page-products .pp-detail p {
  margin: 10px 0 0;
  padding-left: 10px;
  border-left: 2px solid var(--c-lake);
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-rock);
}

/* ---------- 场景区（夜间） ---------- */
.page-products .pp-scenes {
  background: var(--c-night);
  color: var(--c-salt);
}

.page-products .pp-scenes__grid {
  display: grid;
  gap: 30px;
  align-items: start;
}

.page-products .pp-scenes__shot {
  margin: 0;
  border: 1px solid var(--c-deep);
  background: var(--c-deep);
}

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

.page-products .pp-scenes__shot .pp-figure__cap {
  background: var(--c-deep);
  border-top-color: var(--c-lake);
  color: #A9C2CC;
}

.page-products .pp-scenes__list {
  display: grid;
  gap: 0;
  min-width: 0;
}

.page-products .pp-scene {
  padding: 24px 0 24px 22px;
  border-left: 1px solid var(--c-deep);
  border-top: 1px solid var(--c-deep);
}

.page-products .pp-scene:first-child {
  border-top: 0;
}

.page-products .pp-scene__idx {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-flag-soft);
}

.page-products .pp-scene__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 21px;
  color: var(--c-salt);
}

.page-products .pp-scene__focus {
  display: inline-block;
  margin: 0 0 12px;
  padding: 4px 9px;
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--c-night);
  background: var(--c-flag-soft);
}

.page-products .pp-scene__text {
  margin: 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.78;
  color: #C6D6DC;
}

/* ---------- 查询区 ---------- */
.page-products .pp-query__grid {
  display: grid;
  gap: 32px;
  align-items: start;
}

.page-products .pp-query__copy {
  min-width: 0;
}

.page-products .pp-query h2 {
  margin: 0 0 18px;
  max-width: 20ch;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(25px, 4.2vw, 40px);
  line-height: 1.14;
  color: var(--c-night);
}

.page-products .pp-query__lead {
  margin: 0 0 22px;
  max-width: 54ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--c-ink);
}

.page-products .pp-query__list {
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--c-line);
}

.page-products .pp-query__list li {
  padding: 14px 0 14px 0;
  border-bottom: 1px solid var(--c-line);
  font-size: 15px;
  line-height: 1.72;
  color: var(--c-ink);
}

.page-products .pp-query__list .mono {
  display: inline-block;
  min-width: 84px;
  margin-right: 10px;
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--c-lake);
}

.page-products .pp-query__order {
  margin: 0 0 24px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-rock);
}

.page-products .pp-query__shot {
  margin: 0;
  border: 1px solid var(--c-line);
  background: #fff;
}

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

/* ---------- 提交区 ---------- */
.page-products .pp-submit__grid {
  display: grid;
  gap: 30px;
  align-items: start;
}

.page-products .pp-submit__copy {
  min-width: 0;
}

.page-products .pp-submit h2 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(25px, 4.2vw, 40px);
  line-height: 1.14;
  color: var(--c-night);
}

.page-products .pp-submit__lead {
  margin: 0 0 18px;
  max-width: 54ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--c-ink);
}

.page-products .pp-submit__mail {
  display: inline-block;
  font-size: 15px;
  color: var(--c-lake);
  text-decoration: none;
  border-bottom: 1px solid var(--c-lake);
}

.page-products .pp-submit__mail:hover {
  color: var(--c-deep);
  border-bottom-width: 2px;
}

.page-products .pp-submit__panel {
  min-width: 0;
  padding: 26px 24px 30px;
  background: var(--c-paper);
  border-top: 3px solid var(--c-flag);
}

.page-products .pp-submit__label {
  margin: 0 0 16px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-deep);
}

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

.page-products .pp-submit__steps li {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 12px 0;
  border-bottom: 1px solid var(--c-line);
  font-size: 15px;
  line-height: 1.68;
  color: var(--c-ink);
}

.page-products .pp-submit__steps .mono {
  flex: 0 0 auto;
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--c-flag);
}

.page-products .pp-submit__panel .btn {
  display: inline-block;
}

/* ---------- 按钮基线（页内补充） ---------- */
.page-products .btn {
  display: inline-block;
  padding: 12px 22px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.2;
  text-decoration: none;
  border-radius: 0;
  border: 1px solid transparent;
  transition: color var(--t) var(--ease), background-color var(--t) var(--ease), border-color var(--t) var(--ease);
}

.page-products .btn--primary {
  background: var(--c-lake);
  color: #fff;
  border-color: var(--c-lake);
}

.page-products .btn--primary:hover {
  background: var(--c-deep);
  border-color: var(--c-deep);
}

.page-products .btn--ghost {
  background: transparent;
  color: var(--c-deep);
  border-color: var(--c-lake);
}

.page-products .btn--ghost:hover {
  color: var(--c-lake);
  border-color: var(--c-deep);
}

.page-products .btn--flag {
  background: var(--c-flag);
  color: #fff;
  border-color: var(--c-flag);
}

.page-products .btn--flag:hover {
  background: var(--c-deep);
  border-color: var(--c-deep);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-products .pp-card {
    padding: 30px 34px 36px 40px;
    clip-path: polygon(0 0, 100% 2.4%, 100% 100%, 0 97.6%);
  }

  .page-products .pp-card:nth-child(even) {
    margin-left: 26px;
  }

  .page-products .pp-dims__stack {
    margin-bottom: 20px;
  }

  .page-products .pp-table {
    min-width: 100%;
  }

  .page-products .pp-table tbody td,
  .page-products .pp-table tbody th,
  .page-products .pp-table thead th {
    padding: 16px 20px;
  }
}

@media (min-width: 900px) {
  .page-products .pp-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 52px;
  }

  .page-products .pp-hero__flag {
    align-self: end;
    min-height: 260px;
    padding: 44px 34px 48px;
  }

  .page-products .pp-scenes__grid {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    gap: 44px;
  }

  .page-products .pp-query__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.92fr);
    gap: 48px;
  }

  .page-products .pp-submit__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 48px;
  }
}

@media (min-width: 1024px) {
  .page-products .pp-dims__layout {
    grid-template-columns: 246px minmax(0, 1fr);
    gap: 52px;
    align-items: start;
  }

  .page-products .pp-dims__rail {
    position: sticky;
    top: calc(var(--topbar-h) + 28px);
  }

  .page-products .pp-dims__rail .filter-bar {
    flex-direction: column;
    flex-wrap: nowrap;
  }

  .page-products .pp-dims__rail .filter-btn {
    width: 100%;
    text-align: left;
  }

  .page-products .pp-sec-head h2 {
    max-width: 24ch;
  }
}

@media (min-width: 1280px) {
  .page-products .pp-hero h1 {
    max-width: 15ch;
  }

  .page-products .pp-card:nth-child(even) {
    margin-left: 48px;
  }
}
<<<END>>>