.page-products {
  --xp-gap: clamp(1rem, 2.4vw, 1.75rem);
  --xp-card-bg: linear-gradient(162deg, var(--bg-raised), rgba(10, 30, 63, 0.6));
  --xp-coral-ink: #B8391C;
  --xp-navy-ink: #16233C;
  --xp-navу-soft: #46546C;
}

/* ============ 首屏 ============ */
.page-products .xp-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(2.25rem, 6vw, 4.5rem) 0 clamp(2.25rem, 5vw, 4rem);
  background:
    radial-gradient(120% 90% at 88% -14%, rgba(47, 208, 196, 0.16), transparent 62%),
    radial-gradient(95% 85% at 2% 112%, rgba(91, 42, 74, 0.55), transparent 68%),
    var(--bg-base);
}

.page-products .xp-hero::after {
  content: "";
  position: absolute;
  right: -14%;
  top: 6%;
  width: min(48vw, 540px);
  aspect-ratio: 1;
  border-radius: 50%;
  background: repeating-radial-gradient(circle, rgba(175, 192, 214, 0.16) 0 1px, transparent 1px 32px);
  opacity: 0.55;
  pointer-events: none;
}

.page-products .xp-hero .shell {
  position: relative;
  z-index: 1;
}

.page-products .xp-hero__title {
  margin: 0.75rem 0 0;
  max-width: 18ch;
  font-family: var(--font-display);
  font-size: clamp(2.05rem, 5.6vw, 3.85rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.015em;
  color: var(--fg);
}

.page-products .xp-hero__lede {
  margin: 1.35rem 0 0;
  max-width: 34rem;
  font-size: clamp(1rem, 1.4vw, 1.1rem);
  line-height: 1.8;
  color: var(--fg-soft);
}

.page-products .xp-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: clamp(1.75rem, 4vw, 2.75rem);
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  overflow: hidden;
}

.page-products .xp-stat {
  display: grid;
  gap: 0.35rem;
  padding: 1.05rem 1.1rem;
  background: rgba(19, 44, 87, 0.72);
}

.page-products .xp-stat__num {
  font-size: clamp(1.85rem, 4vw, 2.5rem);
  font-weight: 800;
  line-height: 1;
  color: var(--coral);
}

.page-products .xp-stat__label {
  font-size: 0.84rem;
  line-height: 1.55;
  color: var(--fg-soft);
}

.page-products .xp-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: clamp(1.5rem, 3vw, 2rem);
}

/* ============ 通用色带 ============ */
.page-products .xp-band {
  padding: clamp(3rem, 7vw, 5.5rem) 0;
  background: var(--bg-base);
}

.page-products .xp-band--raise {
  background: var(--bg-raised);
}

.page-products .xp-band--pearl {
  background: var(--pearl);
  color: var(--xp-navy-ink);
}

.page-products .xp-band--wine {
  background: linear-gradient(155deg, var(--wine), #38182D);
  color: var(--pearl);
}

.page-products .xp-band--pearl .heading-xl,
.page-products .xp-band--pearl .heading-m,
.page-products .xp-band--pearl .heading-l {
  color: #0A1E3F;
}

.page-products .xp-band--pearl .eyebrow {
  color: #8A5A22;
}

.page-products .xp-band--pearl .section-head__note {
  color: var(--xp-navу-soft);
}

/* ============ 图片容器 ============ */
.page-products .xp-figure {
  margin: 0;
  border-radius: var(--radius-m);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--bg-raised);
}

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

.page-products .xp-figure figcaption {
  padding: 0.85rem 1.05rem;
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--fg-soft);
  background: rgba(6, 19, 42, 0.92);
}

.page-products .xp-band--pearl .xp-figure {
  border-color: rgba(10, 30, 63, 0.14);
  background: #FFFFFF;
}

.page-products .xp-band--pearl .xp-figure figcaption {
  background: #FFFFFF;
  color: var(--xp-navу-soft);
}

.page-products .xp-figure--wide {
  margin-top: clamp(1.5rem, 3vw, 2.25rem);
}

/* ============ 筛选 ============ */
.page-products .xp-filter {
  margin-top: clamp(1.5rem, 3vw, 2.25rem);
}

.page-products .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: clamp(1.25rem, 2.5vw, 1.85rem);
}

.page-products .filter-chip[aria-pressed="true"] {
  background: var(--coral-veil);
  border-color: var(--coral);
  color: #7A2410;
}

/* ============ 型号卡片 ============ */
.page-products .xp-models {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--xp-gap);
}

.page-products .xp-model {
  position: relative;
  padding: 1.5rem 1.35rem 1.35rem 1.6rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--xp-card-bg);
  transition: transform var(--dur) var(--ease-out),
    border-color var(--dur) var(--ease-out),
    box-shadow var(--dur) var(--ease-out);
}

.page-products .xp-model::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.5rem;
  bottom: 1.5rem;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: linear-gradient(180deg, var(--coral), var(--signal-teal));
}

.page-products .xp-model:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 107, 74, 0.6);
  box-shadow: 0 20px 44px -26px rgba(255, 107, 74, 0.8);
}

.page-products .xp-model__code {
  display: inline-block;
  padding: 0.22rem 0.55rem;
  border-radius: 5px;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--brass);
  background: rgba(6, 19, 42, 0.7);
  border: 1px solid rgba(216, 182, 121, 0.36);
}

.page-products .xp-model__name {
  margin: 0.7rem 0 0;
  font-size: clamp(1.28rem, 2vw, 1.5rem);
  color: var(--fg);
}

.page-products .xp-model__desc {
  margin: 0.55rem 0 0;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--fg-soft);
}

.page-products .xp-model__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

/* ============ 起订档位 ============ */
.page-products .xp-tiers-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 3.5vw, 2.75rem);
}

.page-products .xp-scale {
  display: grid;
  grid-template-columns: 1fr 2fr 4fr;
  gap: 5px;
  margin-bottom: clamp(1.25rem, 2.5vw, 1.75rem);
}

.page-products .xp-scale__seg {
  height: 10px;
  border-radius: 999px;
}

.page-products .xp-scale__seg--1 {
  background: linear-gradient(90deg, #C9D5E3, #AFC0D6);
}

.page-products .xp-scale__seg--2 {
  background: linear-gradient(90deg, #7FA0C0, #40749F);
}

.page-products .xp-scale__seg--3 {
  background: linear-gradient(90deg, var(--signal-teal), var(--coral));
}

.page-products .xp-tier-list {
  display: grid;
  gap: 0.85rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .xp-tier {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.9rem;
  padding: 1.15rem 1.25rem;
  border-radius: var(--radius-m);
  border: 1px solid rgba(10, 30, 63, 0.13);
  background: #FFFFFF;
}

.page-products .xp-tier__idx {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--xp-coral-ink);
  padding-top: 0.2rem;
}

.page-products .xp-tier__body {
  min-width: 0;
}

.page-products .xp-tier__name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.18rem;
  font-weight: 800;
  color: #0A1E3F;
}

.page-products .xp-tier__num {
  display: inline-block;
  margin: 0.3rem 0 0;
  font-size: 1.32rem;
  font-weight: 800;
  color: var(--xp-coral-ink);
}

.page-products .xp-tier__text {
  margin: 0.5rem 0 0;
  font-size: 0.93rem;
  line-height: 1.75;
  color: var(--xp-navу-soft);
}

/* ============ 对应表 ============ */
.page-products .xp-matrix-scroll {
  margin-top: clamp(1.5rem, 3vw, 2rem);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius-m);
}

.page-products .xp-matrix {
  display: grid;
  gap: 2px;
  min-width: 760px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  overflow: hidden;
}

.page-products .xp-matrix__row {
  display: grid;
  grid-template-columns: 1.2fr repeat(3, minmax(0, 1fr));
  gap: 2px;
}

.page-products .xp-matrix__cell {
  display: block;
  padding: 0.9rem 0.95rem;
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--fg-soft);
  background: rgba(19, 44, 87, 0.62);
}

.page-products .xp-matrix__cell--head {
  background: var(--ink-deep);
  color: var(--nacre);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
}

.page-products .xp-matrix__cell--key {
  display: grid;
  gap: 0.28rem;
  align-content: start;
  background: var(--ink-deep);
  color: var(--fg);
}

.page-products .xp-matrix__name {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 800;
  color: var(--pearl);
}

.page-products .xp-matrix__code {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--brass);
}

.page-products .xp-matrix__note {
  margin: 1.1rem 0 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--fg-soft);
  padding-left: 0.9rem;
  border-left: 2px solid var(--signal-teal);
}

.page-products .xp-figure--matrix {
  margin-top: clamp(1.5rem, 3vw, 2.25rem);
  max-width: 860px;
}

/* ============ 字段对照 ============ */
.page-products .xp-viewpair {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1rem, 2.5vw, 1.75rem);
  align-items: start;
}

.page-products .xp-fields {
  margin-top: clamp(1.75rem, 3.5vw, 2.75rem);
}

.page-products .xp-fields__head {
  max-width: 40rem;
  margin-bottom: 1.25rem;
}

.page-products .xp-fields__head h3 {
  margin: 0;
  color: #0A1E3F;
}

.page-products .xp-fields__head p {
  margin: 0.6rem 0 0;
  font-size: 0.95rem;
  line-height: 1.78;
  color: var(--xp-navу-soft);
}

.page-products .xp-fields__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: rgba(10, 30, 63, 0.16);
  border: 1px solid rgba(10, 30, 63, 0.16);
  border-radius: var(--radius-m);
  overflow: hidden;
}

.page-products .xp-band--pearl .field-row {
  display: grid;
  gap: 0.25rem;
  padding: 0.9rem 1.05rem;
  background: #FFFFFF;
}

.page-products .xp-band--pearl .field-row__key {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  color: var(--xp-coral-ink);
}

.page-products .xp-band--pearl .field-row__val {
  font-size: 0.93rem;
  line-height: 1.68;
  color: var(--xp-navy-ink);
}

/* ============ 清单 ============ */
.page-products .xp-checklist {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.8rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .xp-check {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.9rem;
  padding: 1.1rem 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: rgba(19, 44, 87, 0.5);
  cursor: pointer;
  transition: border-color var(--dur) var(--ease-out),
    background var(--dur) var(--ease-out);
}

.page-products .xp-check:hover {
  border-color: var(--line-strong);
}

.page-products .xp-check:has(input:checked) {
  border-color: rgba(255, 107, 74, 0.55);
  background: rgba(255, 107, 74, 0.1);
}

.page-products .xp-check input {
  appearance: none;
  -webkit-appearance: none;
  flex: none;
  width: 1.35rem;
  height: 1.35rem;
  margin: 0.15rem 0 0;
  border: 1.5px solid var(--line-strong);
  border-radius: 6px;
  background: transparent;
  cursor: pointer;
  position: relative;
  transition: background var(--dur) var(--ease-out),
    border-color var(--dur) var(--ease-out);
}

.page-products .xp-check input:checked {
  background: var(--coral);
  border-color: var(--coral);
}

.page-products .xp-check input:checked::after {
  content: "";
  position: absolute;
  left: 0.4rem;
  top: 0.15rem;
  width: 0.33rem;
  height: 0.66rem;
  border: solid #FFFFFF;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.page-products .xp-check input:focus-visible {
  outline: 2px solid var(--signal-teal);
  outline-offset: 3px;
}

.page-products .xp-check__text {
  font-size: 0.92rem;
  line-height: 1.72;
  color: var(--fg-soft);
}

.page-products .xp-check__text strong {
  display: block;
  margin-bottom: 0.2rem;
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 800;
  color: var(--fg);
}

/* ============ 四步流程 ============ */
.page-products .xp-flow {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .xp-flow__wire {
  display: none;
}

.page-products .xp-flow__step {
  position: relative;
  z-index: 1;
  padding: 1.2rem 1.2rem 1.3rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: rgba(10, 30, 63, 0.62);
}

.page-products .xp-flow__idx {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.1rem;
  height: 2.1rem;
  border-radius: 50%;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent-ink);
  background: var(--coral);
}

.page-products .xp-flow__name {
  margin: 0.75rem 0 0;
  font-family: var(--font-display);
  font-size: 1.12rem;
  font-weight: 800;
  color: var(--fg);
}

.page-products .xp-flow__step p {
  margin: 0.45rem 0 0;
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--fg-soft);
}

.page-products .xp-flow__time {
  display: inline-block;
  margin-top: 0.8rem;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--signal-teal);
  border: 1px solid rgba(47, 208, 196, 0.4);
}

/* ============ 兜底入口 ============ */
.page-products .xp-doors {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(0.9rem, 2vw, 1.4rem);
}

.page-products .xp-door {
  display: grid;
  gap: 0.6rem;
  padding: clamp(1.3rem, 3vw, 1.85rem);
  border-radius: var(--radius-l);
  border: 1px solid rgba(245, 242, 234, 0.2);
  background: rgba(6, 19, 42, 0.38);
  color: inherit;
  text-decoration: none;
  transition: transform var(--dur) var(--ease-out),
    border-color var(--dur) var(--ease-out),
    background var(--dur) var(--ease-out);
}

.page-products .xp-door:hover {
  transform: translateY(-4px);
  border-color: var(--coral);
  background: rgba(6, 19, 42, 0.6);
}

.page-products .xp-door__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 1.8vw, 1.28rem);
  font-weight: 800;
  color: var(--pearl);
}

.page-products .xp-door p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: rgba(245, 242, 234, 0.76);
}

.page-products .xp-door__go {
  margin-top: 0.25rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  color: var(--coral);
}

.page-products .xp-door__go::after {
  content: " →";
}

/* ============ 响应式 ============ */
@media (min-width: 640px) {
  .page-products .xp-models {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

@media (min-width: 760px) {
  .page-products .xp-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

@media (min-width: 880px) {
  .page-products .xp-viewpair {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  }

  .page-products .xp-flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.25rem;
  }

  .page-products .xp-flow__wire {
    display: block;
    position: absolute;
    left: 0;
    right: 0;
    top: 1.75rem;
    width: 100%;
    height: 60px;
    color: rgba(255, 107, 74, 0.5);
    pointer-events: none;
    z-index: 0;
  }
}

@media (min-width: 960px) {
  .page-products .xp-tiers-layout {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 1060px) {
  .page-products .xp-models {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-products .xp-model,
  .page-products .xp-door,
  .page-products .xp-check,
  .page-products .xp-check input {
    transition: none;
  }

  .page-products .xp-model:hover,
  .page-products .xp-door:hover {
    transform: none;
  }
}