.page-products {
  --pp-line: rgba(34, 224, 255, .3);
  --pp-glow: rgba(34, 224, 255, .16);
  padding-bottom: clamp(56px, 9vw, 110px);
}

.page-products .pick {
  padding-top: clamp(24px, 5vw, 48px);
}

.page-products .pick__hero {
  margin-top: clamp(16px, 3vw, 28px);
  align-items: end;
  gap: clamp(20px, 4vw, 44px);
}

.page-products h1 {
  margin: 12px 0 0;
  font-size: clamp(29px, 5.2vw, 52px);
  line-height: 1.12;
  letter-spacing: -.025em;
  font-weight: 900;
  color: var(--text);
}

.page-products h1 em {
  font-style: normal;
  background: linear-gradient(100deg, var(--cyan), var(--violet));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-products .pick__lead {
  margin: 18px 0 0;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
}

.page-products .pick__visual {
  margin: 0;
}

.page-products .media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 版本切换器 ---------- */
.page-products .pick__tabs-wrap {
  margin-top: clamp(26px, 4.5vw, 44px);
}

.page-products .pick__tabs {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.page-products .pick__tabs .tabs__tab {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 18px 22px;
  text-align: left;
  border: 1px solid var(--edge);
  background: linear-gradient(160deg, rgba(34, 224, 255, .08), rgba(139, 92, 255, .04));
  color: var(--text);
  cursor: pointer;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-products .pick__tabs .tabs__tab:hover {
  border-color: var(--pp-line);
  transform: translateY(-2px);
}

.page-products .pick__tabs .tabs__tab:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-products .pick__tabs .tabs__tab[aria-selected="true"] {
  border-color: var(--cyan);
  background: linear-gradient(160deg, rgba(34, 224, 255, .22), rgba(139, 92, 255, .14));
  transform: translateY(-4px);
  box-shadow: 0 22px 44px -26px rgba(34, 224, 255, .75);
}

.page-products .pick__tabs .tabs__tab[aria-selected="true"]::after {
  content: "";
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 11px;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--violet), transparent);
}

.page-products .pick__tab-idx {
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--cyan);
}

.page-products .pick__tab-name {
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--text);
}

.page-products .pick__tab-meta {
  font-size: 11.5px;
  letter-spacing: .04em;
  color: var(--muted);
}

.page-products .pick__panels {
  margin-top: 16px;
}

.page-products .pick__panel {
  padding: clamp(18px, 3vw, 30px);
  border: 1px solid var(--edge);
  background: var(--surface);
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 0 100%);
}

.page-products .pick__panel[hidden] {
  display: none;
}

.page-products .spec__lead {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  max-width: 44ch;
}

.page-products .spec__list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  border: 1px solid var(--edge);
  background: var(--edge);
}

.page-products .spec__list li {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 12px;
  padding: 12px 16px;
  background: var(--bg);
}

.page-products .spec__k {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--cyan);
  line-height: 1.9;
}

.page-products .spec__v {
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .lite {
  display: grid;
  gap: clamp(18px, 3vw, 28px);
}

.page-products .lite__figure {
  margin: 0;
  max-width: 260px;
}

/* ---------- 对照表 ---------- */
.page-products .tb {
  margin-top: clamp(56px, 9vw, 110px);
}

.page-products .tb__head {
  align-items: center;
  gap: clamp(20px, 4vw, 44px);
}

.page-products .tb__figure {
  margin: 0;
}

.page-products .ctable-wrap {
  margin-top: clamp(22px, 4vw, 34px);
  overflow-x: auto;
  border: 1px solid var(--edge);
  background: var(--surface);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%);
  -webkit-overflow-scrolling: touch;
}

.page-products .ctable {
  width: 100%;
  min-width: 660px;
  border-collapse: collapse;
  font-size: 14.5px;
}

.page-products .ctable__caption {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.page-products .ctable th,
.page-products .ctable td {
  padding: 14px 16px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--edge);
}

.page-products .ctable thead th {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--muted);
  background: rgba(34, 224, 255, .06);
  white-space: nowrap;
}

.page-products .ctable tbody th {
  font-weight: 700;
  color: var(--text);
  white-space: nowrap;
}

.page-products .ctable tbody td {
  color: var(--muted);
  line-height: 1.65;
}

.page-products .ctable td.num {
  font-family: var(--font-mono);
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

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

.page-products .ctable tbody tr:hover {
  background: rgba(34, 224, 255, .08);
}

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

.page-products .tb__bars {
  margin-top: clamp(18px, 3vw, 26px);
  display: grid;
  gap: 14px;
  padding: clamp(16px, 3vw, 26px);
  border: 1px solid var(--edge);
  background: linear-gradient(120deg, rgba(34, 224, 255, .07), rgba(139, 92, 255, .05));
}

.page-products .bar {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 6px 12px;
  align-items: center;
}

.page-products .bar__label {
  font-size: 14px;
  color: var(--text);
}

.page-products .bar__val {
  font-size: 12px;
  color: var(--cyan);
  letter-spacing: .04em;
}

.page-products .bar__track {
  grid-column: 1 / -1;
  display: block;
  height: 8px;
  background: rgba(30, 44, 90, .8);
  border-radius: 2px;
  overflow: hidden;
}

.page-products .bar__fill {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--violet));
}

.page-products .bar__fill--full { width: 100%; }
.page-products .bar__fill--web { width: 32%; }
.page-products .bar__fill--lite { width: 12%; }

/* ---------- 三步流程 ---------- */
.page-products .steps {
  margin-top: clamp(56px, 9vw, 110px);
}

.page-products .steps__body {
  gap: clamp(22px, 4vw, 44px);
  align-items: start;
  margin-top: clamp(10px, 2vw, 18px);
}

.page-products .steps__list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .step {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  padding: 18px 20px 22px;
  background: var(--surface);
  border: 1px solid var(--edge);
  border-left: 3px solid var(--cyan);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
}

.page-products .step:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 39px;
  bottom: 0;
  width: 2px;
  height: 12px;
  background: linear-gradient(180deg, var(--cyan), transparent);
}

.page-products .step__idx {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--cyan);
  background: rgba(34, 224, 255, .1);
  color: var(--cyan);
  font-size: 12.5px;
  letter-spacing: .04em;
}

.page-products .step__title {
  margin: 4px 0 8px;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--text);
}

.page-products .step p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .step__more {
  margin-top: 10px;
}

.page-products .step__more summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--cyan);
}

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

.page-products .step__more summary::before {
  content: "+ ";
}

.page-products .step__more[open] summary::before {
  content: "− ";
}

.page-products .step__more p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.75;
}

.page-products .steps__figure {
  margin: 0;
}

/* ---------- 设备准备 ---------- */
.page-products .gear {
  margin-top: clamp(56px, 9vw, 110px);
}

.page-products .gear__body {
  gap: clamp(22px, 4vw, 44px);
  align-items: start;
}

.page-products .gear__grid {
  margin-top: 24px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-products .gear__card {
  padding: 18px;
  border: 1px solid var(--edge);
  background: linear-gradient(165deg, rgba(12, 21, 51, .96), rgba(16, 27, 61, .9));
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .gear__card:hover {
  transform: translateY(-3px);
  border-color: var(--pp-line);
}

.page-products .gear__card h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 800;
  color: var(--text);
}

.page-products .gear__card p {
  margin: 0 0 14px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .gear__figure {
  margin: 0;
}

/* ---------- 版本节奏 ---------- */
.page-products .track {
  margin-top: clamp(56px, 9vw, 110px);
}

.page-products .track__body {
  gap: clamp(22px, 4vw, 44px);
  align-items: start;
}

.page-products .track__list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  border: 1px solid var(--edge);
  background: var(--edge);
}

.page-products .track__list li {
  display: grid;
  grid-template-columns: 74px 1fr;
  gap: 14px;
  padding: 14px 16px;
  background: var(--surface);
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .track__list .mono {
  color: var(--cyan);
  font-size: 13px;
  letter-spacing: .02em;
}

.page-products .track__cta {
  margin-top: 24px;
}

.page-products .track__side {
  margin-top: 26px;
}

.page-products .track__side h3 {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 800;
  color: var(--text);
}

.page-products .track__side p {
  margin: 0 0 18px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-products .track__side .btn {
  width: 100%;
  justify-content: center;
  text-align: center;
}

/* ---------- 问题处理 ---------- */
.page-products .stuck {
  margin-top: clamp(56px, 9vw, 110px);
}

.page-products .stuck__grid {
  margin-top: 26px;
  gap: 14px;
}

.page-products .stuck__card h3 {
  margin: 14px 0 8px;
  font-size: 17px;
  font-weight: 800;
  color: var(--text);
}

.page-products .stuck__card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .stuck__foot {
  margin: 26px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

.page-products .stuck__foot a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--pp-line);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .stuck__foot a:hover,
.page-products .stuck__foot a:focus-visible {
  color: var(--text);
  border-color: var(--text);
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-products .gear__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 720px) {
  .page-products .pick__tabs {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }

  .page-products .lite {
    grid-template-columns: minmax(0, 1fr) 220px;
    align-items: start;
  }

  .page-products .lite__figure {
    max-width: none;
  }
}

@media (min-width: 900px) {
  .page-products .ctable {
    min-width: 0;
  }

  .page-products .bar {
    grid-template-columns: 200px 1fr auto;
    gap: 16px;
  }

  .page-products .bar__track {
    grid-column: auto;
  }

  .page-products .track__side {
    margin-top: 0;
  }

  .page-products .steps__figure,
  .page-products .gear__figure,
  .page-products .tb__figure {
    position: sticky;
    top: 96px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pick__tabs .tabs__tab,
  .page-products .gear__card,
  .page-products .ctable tbody tr,
  .page-products .stuck__foot a {
    transition: none;
  }

  .page-products .pick__tabs .tabs__tab[aria-selected="true"],
  .page-products .pick__tabs .tabs__tab:hover,
  .page-products .gear__card:hover {
    transform: none;
  }
}