.page-products {
  --ex-cut: 20px;
  --ex-hair: 1px solid var(--edge);
}

/* ---------- 面包屑 ---------- */
.page-products .crumbs {
  max-width: 1180px;
  margin: 0 auto;
  padding: 22px 20px 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--mist);
}
.page-products .crumbs a {
  color: var(--cyan);
  text-decoration: none;
}
.page-products .crumbs a:hover {
  text-decoration: underline;
}

/* ---------- 首屏 ---------- */
.page-products .ex-hero {
  padding: 34px 0 8px;
}
.page-products .ex-hero__inner {
  display: grid;
  gap: 32px;
}
.page-products .ex-hero__title {
  margin: 14px 0 0;
  font-size: clamp(2.1rem, 7vw, 4.4rem);
  line-height: 1.06;
  letter-spacing: 0.04em;
}
.page-products .ex-hero__title span {
  display: block;
}
.page-products .ex-hero__accent {
  color: var(--cyan);
  position: relative;
}
.page-products .ex-hero__accent::after {
  content: "";
  display: block;
  width: 96px;
  height: 3px;
  margin-top: 14px;
  background: linear-gradient(90deg, var(--cyan), var(--orange));
  transform: skewX(-24deg);
}
.page-products .ex-hero__lede {
  margin-top: 22px;
  max-width: 34em;
  color: var(--mist);
}
.page-products .ex-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .ex-hero__index {
  display: flex;
  gap: 16px;
  padding-top: 6px;
  border-top: var(--ex-hair);
}
.page-products .ex-index {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
}
.page-products .ex-index a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  color: var(--ice);
  text-decoration: none;
  font-size: var(--fs-14);
  letter-spacing: 0.06em;
}
.page-products .ex-index a:hover {
  color: var(--cyan);
}
.page-products .ex-index__num {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--orange);
}

/* ---------- 数据条 ---------- */
.page-products .ex-statband {
  margin-top: 32px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--edge);
  border: var(--ex-hair);
  clip-path: polygon(0 0, calc(100% - var(--ex-cut)) 0, 100% var(--ex-cut), 100% 100%, 0 100%);
}
.page-products .ex-stat {
  background: var(--night);
  padding: 18px 16px 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.page-products .ex-stat__num {
  font-family: var(--font-mono);
  font-size: var(--fs-24);
  font-weight: 600;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}
.page-products .ex-stat:last-child .ex-stat__num {
  color: var(--orange);
}
.page-products .ex-stat__label {
  font-size: var(--fs-12);
  color: var(--mist);
  letter-spacing: 0.14em;
}

/* ---------- 区块通用 ---------- */
.page-products .ex-block {
  padding: 64px 0 0;
}
.page-products .ex-head {
  max-width: 46rem;
  border-left: 2px solid var(--edge);
  padding-left: 18px;
}
.page-products .ex-head__title {
  margin: 10px 0 0;
  font-size: clamp(1.6rem, 4.6vw, 3.1rem);
  line-height: 1.18;
  letter-spacing: 0.03em;
}
.page-products .ex-head__prose {
  margin-top: 16px;
  color: var(--mist);
}

/* ---------- 历史交锋对照 ---------- */
.page-products .ex-matchup__media {
  margin-top: 30px;
}
.page-products .ex-matchup__panel {
  margin-top: 24px;
  padding: 20px 16px 24px;
  border: var(--ex-hair);
  border-top: 2px solid var(--cyan);
  background: linear-gradient(160deg, rgba(53, 230, 208, 0.07), rgba(255, 122, 47, 0.04));
  clip-path: polygon(0 0, calc(100% - var(--ex-cut)) 0, 100% var(--ex-cut), 100% 100%, 0 100%);
}
.page-products .ex-matchup__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 20px;
}
.page-products .ex-matchup__bar .annotation {
  margin: 0;
  font-family: var(--font-mono);
  letter-spacing: 0.16em;
}

.page-products .ex-view__grid {
  display: grid;
  gap: 22px;
}
.page-products .ex-table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.page-products .ex-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: var(--fs-14);
}
.page-products .ex-table caption {
  text-align: left;
  padding-bottom: 10px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  color: var(--mist);
}
.page-products .ex-table th,
.page-products .ex-table td {
  padding: 12px 10px;
  border-bottom: 1px solid var(--edge);
  text-align: left;
  transition: background 0.16s var(--ease);
}
.page-products .ex-table thead th {
  font-size: var(--fs-12);
  letter-spacing: 0.1em;
  color: var(--mist);
  border-bottom: 1px solid var(--cyan);
  white-space: nowrap;
}
.page-products .ex-table tbody th {
  color: var(--ice);
  font-weight: 500;
  white-space: nowrap;
}
.page-products .ex-table td {
  color: var(--mist);
}
.page-products .ex-table .is-num {
  text-align: right;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--ice);
}
.page-products .ex-table tbody tr:hover th {
  background: rgba(53, 230, 208, 0.09);
  box-shadow: inset 2px 0 0 var(--cyan);
}
.page-products .ex-table tbody tr:hover td {
  background: rgba(53, 230, 208, 0.06);
}
.page-products .ex-table__note,
.page-products .ex-fields__foot {
  margin-top: 16px;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--mist);
  max-width: 46em;
}
.page-products .ex-fields__foot a,
.page-products .ex-close__more a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 230, 208, 0.4);
}
.page-products .ex-fields__foot a:hover,
.page-products .ex-close__more a:hover {
  border-bottom-color: var(--orange);
}

.page-products .ex-chart {
  border: var(--ex-hair);
  background: rgba(10, 22, 38, 0.6);
  padding: 16px;
}
.page-products .ex-chart__cap {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--mist);
}
.page-products .ex-trace {
  width: 100%;
  height: auto;
  display: block;
}
.page-products .ex-trace__axis {
  stroke: var(--edge);
  stroke-width: 1;
}
.page-products .ex-trace__line {
  fill: none;
  stroke: var(--cyan);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.page-products .ex-trace__line--alt {
  stroke: var(--orange);
  stroke-dasharray: 5 6;
  opacity: 0.85;
}
.page-products .ex-trace__dot {
  fill: var(--deep);
  stroke: var(--cyan);
  stroke-width: 2.5;
}
.page-products .ex-legend {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: var(--fs-12);
  color: var(--mist);
}
.page-products .ex-legend li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.page-products .ex-legend__key {
  width: 18px;
  height: 3px;
  display: inline-block;
}
.page-products .ex-legend__key--main {
  background: var(--cyan);
}
.page-products .ex-legend__key--alt {
  background: var(--orange);
}

/* ---------- 三个板块 ---------- */
.page-products .ex-cols {
  margin-top: 30px;
  display: grid;
  gap: 16px;
}
.page-products .ex-col {
  padding: 24px 20px 22px;
  border: var(--ex-hair);
  background: linear-gradient(155deg, rgba(53, 230, 208, 0.08), rgba(255, 122, 47, 0.05));
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%);
}
.page-products .ex-col__tag {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.2em;
  color: var(--orange);
}
.page-products .ex-col__title {
  margin: 10px 0 12px;
  font-size: var(--fs-24);
  letter-spacing: 0.03em;
}
.page-products .ex-col__text {
  margin: 0;
  color: var(--mist);
  font-size: var(--fs-16);
  line-height: 1.85;
}
.page-products .ex-col__fit {
  margin: 16px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--cyan);
  font-size: var(--fs-14);
  color: var(--ice);
}

/* ---------- iOS 四步 ---------- */
.page-products .ex-ios__body {
  margin-top: 30px;
  display: grid;
  gap: 24px;
}
.page-products .ex-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
  counter-reset: exstep;
}
.page-products .ex-step {
  position: relative;
  padding: 22px 18px 20px;
  border: var(--ex-hair);
  background: var(--night);
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 0 100%);
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}
.page-products .ex-step:hover {
  border-color: var(--cyan);
  transform: translateY(-3px);
}
.page-products .ex-step__num {
  font-family: var(--font-mono);
  font-size: var(--fs-24);
  font-weight: 600;
  color: var(--cyan);
  letter-spacing: 0.1em;
}
.page-products .ex-step:nth-child(even) .ex-step__num {
  color: var(--orange);
}
.page-products .ex-step__title {
  margin: 8px 0 10px;
  font-size: var(--fs-18);
  letter-spacing: 0.03em;
}
.page-products .ex-step__text {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--mist);
}
.page-products .ex-step__result {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--edge);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: var(--ice);
}
.page-products .ex-ios__media {
  margin: 0;
}

/* ---------- 导出 ---------- */
.page-products .ex-export__grid {
  margin-top: 30px;
  display: grid;
  gap: 26px;
}
.page-products .ex-export__sub {
  margin: 0 0 14px;
  font-size: var(--fs-24);
  letter-spacing: 0.03em;
}
.page-products .ex-formats {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 24px;
}
.page-products .ex-format {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  border: 1px solid var(--edge);
  background: var(--night);
  font-family: var(--font-mono);
  font-size: var(--fs-16);
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--ice);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
}
.page-products .ex-format__badge {
  font-size: var(--fs-12);
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--deep);
  background: var(--sand);
  padding: 2px 6px;
}
.page-products .ex-rules {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--ex-hair);
}
.page-products .ex-rules li {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: var(--ex-hair);
}
.page-products .ex-rule__k {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.22em;
  color: var(--orange);
}
.page-products .ex-rule__v {
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--mist);
}
.page-products .ex-rhythm {
  margin-top: 26px;
  padding: 18px;
  border: 1px dashed var(--edge);
  background: rgba(18, 38, 61, 0.7);
}
.page-products .ex-rhythm__label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.2em;
  color: var(--mist);
}
.page-products .ex-rhythm__dots {
  display: flex;
  gap: 10px;
}
.page-products .ex-rhythm__dot {
  width: 16px;
  height: 16px;
  border: 1px solid var(--edge);
  background: transparent;
  transform: rotate(45deg);
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}
.page-products .ex-rhythm__dot--on {
  background: var(--orange);
  border-color: var(--orange);
  animation: ex-pulse 2.4s var(--ease) infinite;
}
.page-products .ex-rhythm__dots:hover .ex-rhythm__dot {
  border-color: var(--cyan);
}
.page-products .ex-rhythm__note {
  margin: 14px 0 0;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--mist);
}
@keyframes ex-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 122, 47, 0.5); }
  50% { box-shadow: 0 0 0 7px rgba(255, 122, 47, 0); }
}
.page-products .ex-export__media {
  margin: 0;
}

/* ---------- 字段列表 ---------- */
.page-products .ex-fields {
  margin-top: 40px;
  padding-top: 26px;
  border-top: 2px solid var(--edge);
}
.page-products .ex-fields__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 18px;
}
.page-products .ex-fields__head .ex-export__sub {
  margin: 0;
}
.page-products .ex-field-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--edge);
  border: var(--ex-hair);
}
.page-products .ex-field {
  background: var(--deep);
  padding: 12px 14px;
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-areas:
    "name type"
    "desc desc";
  gap: 4px 12px;
  transition: background 0.16s var(--ease);
}
.page-products .ex-field:hover {
  background: var(--night);
  box-shadow: inset 2px 0 0 var(--cyan);
}
.page-products .ex-field__name {
  grid-area: name;
  font-size: var(--fs-16);
  color: var(--ice);
  letter-spacing: 0.04em;
}
.page-products .ex-field__type {
  grid-area: type;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--teal);
  align-self: center;
}
.page-products .ex-field__desc {
  grid-area: desc;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 多端适配 ---------- */
.page-products .ex-devices {
  padding-bottom: 8px;
}
.page-products .ex-devices__grid {
  display: grid;
  gap: 26px;
  padding: 28px 20px;
  border: var(--ex-hair);
  background: linear-gradient(115deg, rgba(53, 230, 208, 0.09), rgba(255, 122, 47, 0.05));
  clip-path: polygon(0 0, calc(100% - var(--ex-cut)) 0, 100% var(--ex-cut), 100% 100%, 0 100%);
}
.page-products .ex-devices__media {
  margin: 0;
}
.page-products .ex-device-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.page-products .ex-device-list li {
  display: grid;
  gap: 4px;
  padding-left: 14px;
  border-left: 2px solid var(--cyan);
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--mist);
}
.page-products .ex-device-list__k {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.2em;
  color: var(--orange);
}

/* ---------- 收束 ---------- */
.page-products .ex-close {
  margin-top: 64px;
  padding: 40px 0 56px;
  border-top: var(--ex-hair);
  background: radial-gradient(120% 90% at 80% 0%, rgba(53, 230, 208, 0.12), rgba(10, 22, 38, 0) 62%);
}
.page-products .ex-close__inner {
  display: grid;
  gap: 26px;
}
.page-products .ex-close__title {
  margin: 10px 0 0;
  font-size: clamp(1.7rem, 5vw, 3.2rem);
  line-height: 1.12;
  letter-spacing: 0.03em;
}
.page-products .ex-close__copy .prose {
  margin-top: 16px;
  color: var(--mist);
}
.page-products .ex-sub {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--mist);
}
.page-products .ex-sub__k {
  display: inline-block;
  min-width: 6em;
  margin-right: 10px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--cyan);
}
.page-products .ex-close__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}
.page-products .ex-close__more {
  margin-top: 18px;
  font-size: var(--fs-14);
  line-height: 1.9;
  color: var(--mist);
}
.page-products .ex-close__figure {
  margin: 0;
  border: var(--ex-hair);
  clip-path: polygon(0 0, calc(100% - var(--ex-cut)) 0, 100% var(--ex-cut), 100% 100%, 0 100%);
  overflow: hidden;
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-products .ex-statband {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-products .ex-cols {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .ex-rules li {
    grid-template-columns: 5.5em 1fr;
    align-items: baseline;
    gap: 16px;
  }
  .page-products .ex-field-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .crumbs {
    padding-left: 32px;
    padding-right: 32px;
  }
  .page-products .ex-hero {
    padding-top: 52px;
  }
  .page-products .ex-hero__inner {
    grid-template-columns: minmax(0, 1fr) 220px;
    align-items: end;
    gap: 48px;
  }
  .page-products .ex-hero__index {
    flex-direction: column;
    align-items: flex-start;
    border-top: 0;
    border-left: var(--ex-hair);
    padding: 0 0 0 18px;
  }
  .page-products .ex-index {
    flex-direction: column;
    gap: 12px;
  }
  .page-products .ex-statband {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    margin-top: 44px;
  }
  .page-products .ex-stat__num {
    font-size: var(--fs-34);
  }
  .page-products .ex-block {
    padding-top: 84px;
  }
  .page-products .ex-matchup__panel {
    padding: 26px 26px 30px;
  }
  .page-products .ex-view__grid {
    grid-template-columns: minmax(0, 1fr) 280px;
    align-items: start;
    gap: 26px;
  }
  .page-products .ex-cols {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }
  .page-products .ex-ios__body {
    grid-template-columns: minmax(0, 1fr) 280px;
    align-items: start;
    gap: 28px;
  }
  .page-products .ex-export__grid {
    grid-template-columns: minmax(0, 1fr) 380px;
    align-items: start;
    gap: 32px;
  }
  .page-products .ex-devices__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    align-items: center;
    gap: 34px;
    padding: 34px 28px;
  }
  .page-products .ex-close__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
    align-items: center;
    gap: 40px;
  }
}

@media (min-width: 1080px) {
  .page-products .ex-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 26px;
  }
  .page-products .ex-step:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 50%;
    right: -19px;
    width: 10px;
    height: 10px;
    border-top: 2px solid var(--cyan);
    border-right: 2px solid var(--cyan);
    transform: translateY(-50%) rotate(45deg);
    opacity: 0.7;
  }
  .page-products .ex-field-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .ex-rhythm__dot--on {
    animation: none;
  }
  .page-products .ex-step:hover {
    transform: none;
  }
  .page-products .ex-table th,
  .page-products .ex-table td,
  .page-products .ex-field {
    transition: none;
  }
}