/* ================= 体验中心 / page-products ================= */
.page-products {
  --exp-rule: 1px solid rgba(22, 52, 78, 0.14);
  --exp-gap: clamp(18px, 3vw, 28px);
  background: var(--paper);
  color: var(--ink);
  overflow-x: clip;
}

.page-products .numeric {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
}

.page-products .breadcrumb {
  margin: clamp(12px, 2vw, 20px) 0 0;
}

/* ---------- 通用小节标题 ---------- */
.page-products .exp-sec-head {
  display: grid;
  gap: 8px;
  max-width: 64ch;
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-products .exp-sec-head__kicker {
  margin: 0;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--copper);
}

.page-products .exp-sec-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: 0.05em;
  font-size: clamp(22px, 3.4vw, 34px);
  line-height: 1.2;
}

.page-products .exp-sec-head p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-3);
}

/* ---------- 首屏 ---------- */
.page-products .exp-hero {
  padding: clamp(18px, 3vw, 34px) 0 clamp(26px, 4vw, 52px);
}

.page-products .exp-hero__grid {
  display: grid;
  gap: var(--exp-gap);
}

.page-products .exp-hero__panel {
  position: relative;
  z-index: 2;
  background: var(--grad);
  color: var(--paper);
  padding: clamp(24px, 4vw, 44px) clamp(20px, 4vw, 40px);
  border-radius: 4px 40px 4px 40px;
  overflow: hidden;
}

.page-products .exp-hero__panel::after {
  content: "";
  position: absolute;
  right: -110px;
  bottom: -150px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(227, 154, 92, 0.34), transparent 68%);
  pointer-events: none;
}

.page-products .exp-hero__kicker {
  display: inline-block;
  margin: 0 0 16px;
  padding: 5px 11px;
  font-size: 13px;
  letter-spacing: 0.07em;
  color: var(--copper-lite);
  border: 1px solid rgba(227, 154, 92, 0.45);
  border-radius: var(--radius-tag);
}

.page-products .exp-hero h1 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(28px, 6.4vw, 50px);
  line-height: 1.1;
  letter-spacing: 0.045em;
}

.page-products .exp-hero__lede {
  margin: 0 0 22px;
  max-width: 54ch;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(245, 240, 230, 0.86);
}

.page-products .exp-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 24px;
}

.page-products .exp-hero__panel .btn--ghost {
  color: var(--paper);
  border-color: rgba(245, 240, 230, 0.5);
}

.page-products .exp-hero__actions .btn:focus-visible {
  outline: 2px solid var(--copper-lite);
  outline-offset: 3px;
}

.page-products .exp-hero__facts {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 18px 0 0;
  list-style: none;
  border-top: 1px solid rgba(245, 240, 230, 0.22);
}

.page-products .exp-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 14px;
  line-height: 1.6;
  color: rgba(245, 240, 230, 0.78);
}

.page-products .exp-hero__num {
  flex: 0 0 auto;
  font-size: 16px;
  font-weight: 700;
  color: var(--copper-lite);
}

.page-products .exp-hero__figure {
  margin: 0;
  border-radius: 4px 28px 4px 28px;
  overflow: hidden;
  background: var(--ink-2);
}

.page-products .exp-hero__figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}

/* ---------- 查询台 ---------- */
.page-products .exp-desk {
  padding: clamp(28px, 4vw, 56px) 0;
  background: var(--paper-lite);
  border-top: var(--exp-rule);
  border-bottom: var(--exp-rule);
}

.page-products .exp-desk__bar {
  display: grid;
  gap: 18px;
  padding: clamp(18px, 3vw, 28px);
  background: var(--paper);
  border: var(--exp-rule);
  border-radius: var(--radius-card);
}

.page-products .exp-field {
  display: grid;
  gap: 7px;
}

.page-products .exp-field__label {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--ink-3);
}

.page-products .exp-field__input {
  width: 100%;
  padding: 12px 14px;
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 17px;
  letter-spacing: 0.08em;
  color: var(--ink);
  background: var(--paper-lite);
  border: 1px solid rgba(22, 52, 78, 0.24);
  border-radius: var(--radius-tag);
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-products .exp-field__input:focus {
  outline: none;
  border-color: var(--verify);
  box-shadow: 0 0 0 3px rgba(63, 122, 87, 0.2);
}

.page-products .exp-field__hint {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-3);
}

.page-products .exp-seg {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .exp-seg__item {
  font-family: var(--font-body);
  font-size: 14px;
  padding: 8px 15px;
  color: var(--ink-2);
  background: var(--paper-lite);
  border: 1px solid rgba(22, 52, 78, 0.18);
  border-radius: var(--radius-chip);
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease),
    border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-products .exp-seg__item:hover {
  transform: translateY(-2px);
  border-color: var(--copper);
}

.page-products .exp-seg__item:focus-visible {
  outline: 2px solid var(--copper-lite);
  outline-offset: 2px;
}

.page-products .exp-seg__item[aria-pressed="true"] {
  background: var(--copper);
  border-color: var(--copper);
  color: var(--ink);
  font-weight: 700;
}

.page-products .exp-desk__grid {
  display: grid;
  gap: var(--exp-gap);
  margin-top: var(--exp-gap);
}

.page-products .exp-result {
  padding: clamp(18px, 3vw, 26px);
  background: var(--paper-lite);
  border: var(--exp-rule);
  border-left: 5px solid var(--copper);
  border-radius: 4px 22px 4px 22px;
}

.page-products .exp-result__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.page-products .exp-result__code {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.07em;
  color: var(--ink);
}

.page-products .exp-result__list {
  display: grid;
  gap: 1px;
  margin: 0 0 18px;
  background: rgba(22, 52, 78, 0.13);
  border: 1px solid rgba(22, 52, 78, 0.13);
  border-radius: 4px 16px 4px 16px;
  overflow: hidden;
}

.page-products .exp-result__list > div {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 10px;
  padding: 10px 14px;
  background: var(--paper-lite);
}

.page-products .exp-result__list dt {
  font-size: 13px;
  letter-spacing: 0.05em;
  color: var(--ink-3);
}

.page-products .exp-result__list dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink);
}

.page-products .exp-result__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-products .exp-desk__side {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-products .exp-desk__figure {
  margin: 0;
  border-radius: 4px 24px 4px 24px;
  overflow: hidden;
  background: var(--ink-2);
}

.page-products .exp-desk__figure img,
.page-products .exp-read__figure img,
.page-products .exp-models__figure img,
.page-products .exp-lines__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .exp-split {
  padding: 16px 18px;
  background: var(--ink-2);
  border-radius: 4px 20px 4px 20px;
}

.page-products .exp-split__label {
  margin: 0 0 12px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--copper-lite);
}

.page-products .exp-split__list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: expsplit;
}

.page-products .exp-split__list li {
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding-bottom: 9px;
  border-bottom: 1px solid rgba(245, 240, 230, 0.14);
}

.page-products .exp-split__list li:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.page-products .exp-split__seg {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--copper-lite);
}

.page-products .exp-split__desc {
  font-size: 13px;
  line-height: 1.6;
  color: rgba(245, 240, 230, 0.8);
}

/* ---------- 批次对照表 ---------- */
.page-products .exp-batch {
  padding: clamp(30px, 4.5vw, 62px) 0;
}

.page-products .exp-batch__layout {
  display: grid;
  gap: var(--exp-gap);
}

.page-products .exp-batch__filters {
  display: grid;
  gap: 18px;
  padding: 18px;
  background: var(--paper-lite);
  border: var(--exp-rule);
  border-radius: var(--radius-card);
}

.page-products .exp-filter {
  display: grid;
  gap: 9px;
}

.page-products .exp-filter__title {
  margin: 0;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--ink-3);
}

.page-products .exp-filter__opts {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.page-products .exp-opt {
  font-family: var(--font-body);
  font-size: 13px;
  padding: 6px 11px;
  color: var(--ink-2);
  background: var(--paper);
  border: 1px solid rgba(22, 52, 78, 0.18);
  border-radius: var(--radius-tag);
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}

.page-products .exp-opt:hover {
  border-color: var(--copper);
}

.page-products .exp-opt:focus-visible {
  outline: 2px solid var(--copper-lite);
  outline-offset: 2px;
}

.page-products .exp-opt[aria-pressed="true"] {
  background: var(--ink-2);
  border-color: var(--ink-2);
  color: var(--paper);
  font-weight: 600;
}

.page-products .exp-filter__foot {
  margin: 0;
  padding-top: 14px;
  font-size: 13px;
  letter-spacing: 0.05em;
  color: var(--ink-3);
  border-top: 1px solid rgba(22, 52, 78, 0.14);
}

.page-products .exp-batch__main {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-products .exp-table-wrap {
  overflow-x: auto;
  background: var(--paper-lite);
  border: var(--exp-rule);
  border-radius: 4px 20px 4px 20px;
}

.page-products .exp-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
}

.page-products .exp-table caption {
  padding: 14px 16px 12px;
  font-size: 13px;
  letter-spacing: 0.05em;
  text-align: left;
  color: var(--ink-3);
  border-bottom: 1px solid rgba(22, 52, 78, 0.12);
}

.page-products .exp-table thead th {
  padding: 11px 14px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-align: left;
  color: var(--paper);
  background: var(--ink-2);
  white-space: nowrap;
}

.page-products .exp-table tbody th,
.page-products .exp-table tbody td {
  padding: 12px 14px;
  font-size: 14px;
  line-height: 1.6;
  text-align: left;
  color: var(--ink);
  border-bottom: 1px solid rgba(22, 52, 78, 0.1);
}

.page-products .exp-table tbody th {
  font-weight: 700;
  letter-spacing: 0.05em;
}

.page-products .exp-table tbody td.numeric {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
}

.page-products .exp-table tbody tr {
  transition: background var(--dur) var(--ease);
}

.page-products .exp-table tbody tr:hover {
  background: rgba(196, 107, 50, 0.08);
}

.page-products .exp-table tbody tr:focus-visible {
  outline: 2px solid var(--copper-lite);
  outline-offset: -2px;
}

.page-products .exp-table tbody tr:last-child th,
.page-products .exp-table tbody tr:last-child td {
  border-bottom: none;
}

.page-products .exp-table-note {
  margin: 0;
  padding-left: 14px;
  font-size: 13px;
  line-height: 1.8;
  color: var(--ink-3);
  border-left: 3px solid var(--copper);
}

/* ---------- 型号对照索引 ---------- */
.page-products .exp-models {
  padding: clamp(30px, 4.5vw, 62px) 0;
  background: var(--paper-lite);
  border-top: var(--exp-rule);
  border-bottom: var(--exp-rule);
}

.page-products .exp-models__layout {
  display: grid;
  gap: var(--exp-gap);
}

.page-products .exp-models__figure {
  margin: 0;
  border-radius: 4px 26px 4px 26px;
  overflow: hidden;
  background: var(--ink-2);
}

.page-products .exp-models__grid {
  display: grid;
  gap: 14px;
}

.page-products .exp-model-card {
  padding: 18px;
  background: var(--paper);
  border: var(--exp-rule);
  border-top: 4px solid var(--ink-3);
  border-radius: 4px 18px 4px 18px;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease),
    border-top-color var(--dur) var(--ease);
}

.page-products .exp-model-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(15, 34, 51, 0.1);
  border-top-color: var(--copper);
}

.page-products .exp-model-card__range {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.07em;
  color: var(--ink);
}

.page-products .exp-model-card__count {
  margin: 0 0 10px;
  font-size: 14px;
  color: var(--ink-3);
}

.page-products .exp-model-card__count .numeric {
  font-size: 22px;
  font-weight: 700;
  color: var(--copper);
  margin-right: 2px;
}

.page-products .exp-model-card__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-2);
}

.page-products .exp-models__foot {
  margin: var(--exp-gap) 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-3);
}

.page-products .exp-models__foot a,
.page-products .exp-read__foot a {
  color: var(--copper);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .exp-models__foot a:focus-visible,
.page-products .exp-read__foot a:focus-visible {
  outline: 2px solid var(--copper-lite);
  outline-offset: 2px;
}

/* ---------- 四条产品线 ---------- */
.page-products .exp-lines {
  padding: clamp(30px, 4.5vw, 62px) 0;
}

.page-products .exp-lines__grid {
  display: grid;
  gap: 14px;
}

.page-products .exp-line {
  padding: 20px;
  background: var(--paper-lite);
  border: var(--exp-rule);
  border-left: 5px solid var(--ink-3);
  border-radius: 4px 20px 4px 20px;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-products .exp-line:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(15, 34, 51, 0.09);
}

.page-products .exp-line--a {
  border-left-color: var(--ink-2);
}

.page-products .exp-line--b {
  border-left-color: var(--copper);
}

.page-products .exp-line--c {
  border-left-color: var(--copper-lite);
}

.page-products .exp-line--d {
  border-left-color: var(--verify);
}

.page-products .exp-line__code {
  margin: 0 0 4px;
  font-size: 26px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--copper);
}

.page-products .exp-line__name {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(18px, 2.4vw, 22px);
  font-weight: 800;
  letter-spacing: 0.05em;
  color: var(--ink);
}

.page-products .exp-line__desc {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--ink-2);
}

.page-products .exp-line__meta {
  margin: 0;
  padding-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-3);
  border-top: 1px dashed rgba(22, 52, 78, 0.2);
}

.page-products .exp-lines__figure {
  margin: 0;
  border-radius: 4px 24px 4px 24px;
  overflow: hidden;
  background: var(--ink-2);
}

/* ---------- 结果怎么读 ---------- */
.page-products .exp-read {
  padding: clamp(30px, 4.5vw, 62px) 0 clamp(34px, 5vw, 72px);
  background: var(--paper-lite);
  border-top: var(--exp-rule);
}

.page-products .exp-read__layout {
  display: grid;
  gap: var(--exp-gap);
}

.page-products .exp-read__terms {
  display: grid;
  gap: 1px;
  margin: 0;
  background: rgba(22, 52, 78, 0.13);
  border: 1px solid rgba(22, 52, 78, 0.13);
  border-radius: 4px 20px 4px 20px;
  overflow: hidden;
}

.page-products .exp-read__terms > div {
  padding: 14px 18px;
  background: var(--paper);
}

.page-products .exp-read__terms dt {
  margin-bottom: 6px;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 0.05em;
  color: var(--ink);
}

.page-products .exp-read__terms dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--ink-2);
}

.page-products .exp-read__side {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-products .exp-read__figure {
  margin: 0;
  border-radius: 4px 24px 4px 24px;
  overflow: hidden;
  background: var(--ink-2);
}

.page-products .exp-checkup {
  padding: 18px;
  background: var(--ink);
  border-radius: 4px 22px 4px 22px;
}

.page-products .exp-checkup__label {
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--copper-lite);
}

.page-products .exp-checkup__text {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(245, 240, 230, 0.88);
}

.page-products .exp-read__foot {
  margin: var(--exp-gap) 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink-3);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-products .exp-models__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-products .exp-desk__bar {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: end;
    gap: 24px 32px;
  }

  .page-products .exp-desk__grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-products .exp-hero__grid {
    grid-template-columns: minmax(0, 1.28fr) minmax(0, 0.92fr);
    align-items: center;
    gap: 0;
  }

  .page-products .exp-hero__panel {
    clip-path: polygon(0 0, 100% 0, 88% 100%, 0 100%);
    padding: clamp(34px, 4vw, 52px) clamp(70px, 9vw, 130px) clamp(34px, 4vw, 52px)
      clamp(24px, 3vw, 42px);
    border-radius: 4px 0 0 4px;
    margin-right: -40px;
  }

  .page-products .exp-hero__figure {
    border-radius: 4px 28px 4px 4px;
  }

  .page-products .exp-read__layout {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-products .exp-batch__layout {
    grid-template-columns: 236px minmax(0, 1fr);
    align-items: start;
  }

  .page-products .exp-batch__filters {
    position: sticky;
    top: 24px;
  }

  .page-products .exp-models__layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.55fr);
    align-items: start;
  }
}

@media (min-width: 1000px) {
  .page-products .exp-lines__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    align-items: stretch;
  }

  .page-products .exp-line:nth-of-type(1) {
    grid-column: 1 / 6;
  }

  .page-products .exp-line:nth-of-type(2) {
    grid-column: 6 / 10;
  }

  .page-products .exp-line:nth-of-type(3) {
    grid-column: 10 / 13;
  }

  .page-products .exp-lines__figure {
    grid-column: 1 / 6;
  }

  .page-products .exp-line:nth-of-type(4) {
    grid-column: 6 / 13;
  }
}

@media (min-width: 1080px) {
  .page-products .exp-models__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
  }

  .page-products .exp-model-card:first-child {
    grid-column: span 2;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products *,
  .page-products *::before,
  .page-products *::after {
    transition: none !important;
    animation: none !important;
  }
}