.page-products {
  --ps-pad: clamp(48px, 7vw, 96px);
  --ps-line: var(--line-cool);
  background: var(--paper);
  color: var(--ink);
}

.page-products .section {
  padding: var(--ps-pad) 0;
}

.page-products .section--dark,
.page-products .section--char {
  color: var(--paper);
}

.page-products .section--dark .eyebrow,
.page-products .section--char .eyebrow {
  color: var(--cyan);
}

.page-products .section--dark .sec-lead,
.page-products .section--char .sec-lead {
  color: var(--paper-70);
}

.page-products .crumbs {
  padding-top: clamp(16px, 3vw, 28px);
}

.page-products h1,
.page-products h2,
.page-products h3 {
  font-family: var(--font-head);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.page-products h1 {
  margin: 0.24em 0 0.4em;
  font-size: clamp(34px, 7.4vw, 70px);
  line-height: 1.05;
  max-width: 18ch;
}

.page-products h2 {
  margin: 0.2em 0 0.5em;
  font-size: clamp(26px, 4.4vw, 46px);
  line-height: 1.12;
  max-width: 20ch;
}

.page-products h3 {
  margin: 0.2em 0 0.5em;
  font-size: clamp(19px, 2.4vw, 25px);
  line-height: 1.24;
}

.page-products p {
  line-height: 1.75;
}

.page-products .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--slate);
  text-transform: uppercase;
}

.page-products .sec-head {
  margin-bottom: clamp(28px, 4vw, 52px);
}

.page-products .sec-lead {
  margin: 0;
  max-width: 46ch;
  font-size: 16px;
}

/* ---------- 首屏 ---------- */
.page-products__hero {
  padding-top: clamp(8px, 2vw, 24px);
  background:
    linear-gradient(180deg, rgba(223, 220, 212, 0.55) 0%, rgba(243, 240, 233, 0) 68%);
}

.page-products .hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.page-products .hero__main .lead {
  margin: 0 0 24px;
  font-size: clamp(16px, 1.5vw, 18px);
  color: var(--char);
}

.page-products .hero__quick {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .quick-chip {
  display: inline-block;
  padding: 8px 14px;
  border: 1px solid var(--copper);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  text-decoration: none;
  transition: background var(--ease), color var(--ease), border-color var(--ease);
}

.page-products .quick-chip:hover,
.page-products .quick-chip:focus-visible {
  background: var(--flame);
  border-color: var(--flame);
  color: var(--paper);
}

.page-products .hero__rail {
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.page-products .rail__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 4px 10px;
  padding: 16px 0 16px 18px;
  border-bottom: 1px solid var(--line);
}

.page-products .rail__tag {
  grid-column: 1 / -1;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--slate);
}

.page-products .rail__num {
  font-size: clamp(24px, 3.2vw, 32px);
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.page-products .rail__unit {
  font-size: 13px;
  color: var(--slate);
}

.page-products .rail__item--flame .rail__num {
  color: var(--flame);
}

/* ---------- 产品线 ---------- */
.page-products .line-list {
  display: grid;
  gap: clamp(32px, 5vw, 64px);
}

.page-products .line-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 3vw, 36px);
  padding-top: clamp(20px, 3vw, 32px);
  border-top: 1px solid var(--ps-line);
}

.page-products .line-item__media {
  border: 1px solid var(--line);
  overflow: hidden;
  background: var(--mist);
}

.page-products .line-item__media .media__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .line-item__body p {
  margin: 0 0 14px;
  max-width: 42ch;
  color: var(--char);
}

.page-products .line-item__price {
  margin: 0;
  font-size: clamp(20px, 2.6vw, 27px);
  font-weight: 600;
  color: var(--flame);
  letter-spacing: 0.02em;
}

.page-products .line-item--flip .line-item__body .eyebrow {
  color: var(--indigo);
}

/* ---------- 价格刻度带 ---------- */
.page-products__band {
  background: var(--ink);
}

.page-products .band__fig {
  margin: 0 0 clamp(28px, 4vw, 48px);
  border: 1px solid var(--line-dark);
}

.page-products .band__fig .media__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .band__fig .media__cap {
  padding: 10px 14px;
  border-top: 1px solid var(--line-dark);
  font-size: 13px;
  color: var(--paper-55);
}

.page-products .band {
  border-bottom: 1px solid var(--line-dark);
}

.page-products .band__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  padding: 24px 0;
  border-top: 1px solid var(--line-dark);
}

.page-products .band__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-products .band__head h3 {
  margin: 0;
  font-size: clamp(19px, 2.4vw, 24px);
  color: var(--paper);
}

.page-products .band__idx {
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-products .band__bar {
  position: relative;
  height: 16px;
  background: rgba(243, 240, 233, 0.08);
  border: 1px solid var(--line-dark);
}

.page-products .band__fill {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--flame-soft), var(--flame));
  transform-origin: left center;
  animation: ps-bar-grow 0.32s ease-out both;
}

.page-products .band__row--entry .band__fill { width: 22%; }
.page-products .band__row--mid .band__fill { width: 48%; }
.page-products .band__row--flagship .band__fill { width: 100%; }

@keyframes ps-bar-grow {
  from { transform: scaleX(0.04); }
  to { transform: scaleX(1); }
}

.page-products .band__price {
  margin: 0;
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 600;
  color: var(--paper);
  letter-spacing: 0.02em;
}

.page-products .band__note {
  margin: 0;
  max-width: 62ch;
  font-size: 14px;
  line-height: 1.7;
  color: var(--paper-70);
}

/* ---------- 配置对照 ---------- */
.page-products__specs {
  background: var(--paper);
}

.page-products .spec-wrap {
  overflow-x: auto;
  border: 1px solid var(--ps-line);
  background: var(--paper);
}

.page-products .spec {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  text-align: left;
}

.page-products .spec caption {
  padding: 14px 16px;
  border-bottom: 1px solid var(--ps-line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--slate);
  text-align: left;
}

.page-products .spec th,
.page-products .spec td {
  padding: 14px 16px;
  font-size: 15px;
  line-height: 1.65;
  vertical-align: top;
  border-bottom: 1px solid var(--ps-line);
}

.page-products .spec thead th {
  background: var(--indigo);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  border-bottom: 0;
}

.page-products .spec tbody th {
  width: 176px;
  font-weight: 700;
  color: var(--ink);
}

.page-products .spec tbody td {
  color: var(--char);
}

.page-products .spec tbody tr:nth-child(even) {
  background: rgba(223, 220, 212, 0.55);
}

.page-products .spec tbody tr:hover {
  background: rgba(255, 90, 31, 0.10);
}

.page-products .spec tbody tr:last-child th,
.page-products .spec tbody tr:last-child td {
  border-bottom: 0;
}

/* ---------- 场景 ---------- */
.page-products .scene-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 40px);
}

.page-products .scene {
  padding-top: 20px;
  border-top: 2px solid var(--flame);
}

.page-products .scene__no {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--copper);
}

.page-products .scene p {
  margin: 0 0 12px;
  color: var(--char);
  font-size: 15px;
}

.page-products .scene__pick {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--slate);
}

.page-products .scene__pick span {
  color: var(--indigo);
  font-weight: 700;
}

/* ---------- 选购路径 ---------- */
.page-products__path {
  background: var(--char);
}

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

.page-products .chain__node {
  position: relative;
  margin-left: 18px;
  padding: 0 0 32px 34px;
  border-left: 1px solid rgba(0, 194, 178, 0.42);
}

.page-products .chain__node:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.page-products .chain__idx {
  position: absolute;
  left: -19px;
  top: -4px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  background: var(--ink);
  border: 1px solid var(--cyan);
  color: var(--cyan);
  font-size: 13px;
  letter-spacing: 0.08em;
}

.page-products .chain__node h3 {
  margin: 0 0 8px;
  color: var(--paper);
}

.page-products .chain__node p {
  margin: 0 0 8px;
  max-width: 48ch;
  font-size: 15px;
  color: var(--paper-70);
}

.page-products .chain__std {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--flame-soft);
}

.page-products .chain__std::before {
  content: "→ ";
}

/* ---------- 维护节奏 ---------- */
.page-products .care {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 52px);
  align-items: start;
}

.page-products .care__body p {
  margin: 0 0 18px;
  max-width: 52ch;
  color: var(--char);
}

.page-products .care__dl {
  margin: 0 0 20px;
  border-top: 1px solid var(--ps-line);
}

.page-products .care__dl-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--ps-line);
}

.page-products .care__dl-item dt {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--indigo);
}

.page-products .care__dl-item dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--char);
}

.page-products .care__num {
  font-weight: 700;
  color: var(--flame);
}

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

.page-products .care__fig {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--mist);
}

.page-products .care__fig .media__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .care__fig .media__cap {
  padding: 10px 14px;
  border-top: 1px solid var(--ps-line);
  font-size: 13px;
  color: var(--slate);
}

/* ---------- 结尾行动 ---------- */
.page-products__cta {
  background: var(--mist);
}

.page-products .cta p {
  margin: 0 0 24px;
  max-width: 46ch;
}

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

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-products .line-item {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: center;
  }

  .page-products .line-item--flip {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-products .line-item--flip .line-item__media {
    order: 2;
  }

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

  .page-products .scene {
    padding: 20px 26px 0;
    border-top: 2px solid var(--flame);
  }

  .page-products .scene + .scene {
    border-left: 1px solid var(--ps-line);
  }

  .page-products .scene:nth-child(2) {
    margin-top: 44px;
  }

  .page-products .scene:nth-child(3) {
    margin-top: 88px;
  }

  .page-products .care__dl-item {
    grid-template-columns: 140px minmax(0, 1fr);
    gap: 12px;
    align-items: baseline;
  }
}

@media (min-width: 980px) {
  .page-products .hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-products .care {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-products .band__row {
    grid-template-columns: 210px minmax(0, 1fr) 200px;
    grid-template-areas:
      "head bar price"
      "note note note";
    gap: 14px 28px;
    align-items: center;
  }

  .page-products .band__head { grid-area: head; }
  .page-products .band__bar { grid-area: bar; }
  .page-products .band__price { grid-area: price; text-align: right; }
  .page-products .band__note { grid-area: note; padding-left: 238px; }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .band__fill {
    animation: none;
  }
}