/* ===== 客户端下载页 · page-products ===== */

.page-products {
  --pp-pad: clamp(1.1rem, 2.6vw, 1.85rem);
  --pp-grid: 88px;
  --pp-volt-soft: rgba(255, 122, 47, 0.35);
  padding-bottom: clamp(3rem, 7vw, 5.5rem);
}

.page-products .crumbs {
  padding-top: clamp(1rem, 2.5vw, 1.75rem);
}

/* ---------- 首屏 ---------- */

.page-products .products-hero {
  position: relative;
  margin-top: clamp(0.75rem, 2vw, 1.5rem);
  padding: clamp(2rem, 5vw, 3.5rem) 0 clamp(2.25rem, 5.5vw, 4rem);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-products .products-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line) 1px, transparent 1px);
  background-size: var(--pp-grid) var(--pp-grid);
  opacity: 0.5;
  -webkit-mask-image: radial-gradient(ellipse at 78% 16%, #000 0%, transparent 68%);
  mask-image: radial-gradient(ellipse at 78% 16%, #000 0%, transparent 68%);
  pointer-events: none;
}

.page-products .products-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
}

.page-products .products-hero__title {
  margin: 0.6rem 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.05rem, 6.4vw, 4.05rem);
  line-height: 1.03;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-products .products-hero__lede {
  margin: 1.15rem 0 0;
  max-width: 54ch;
  font-size: clamp(1rem, 1.6vw, 1.11rem);
  line-height: 1.75;
  color: var(--mist);
}

.page-products .products-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.6rem;
}

.page-products .products-hero__facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background-color: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-products .products-hero__facts li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.8rem 1rem;
  background-color: var(--ink-900);
}

.page-products .pp-fact__k {
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  color: var(--fog);
}

.page-products .pp-fact__v {
  font-family: var(--font-mono);
  font-size: 1rem;
  letter-spacing: 0.04em;
  color: var(--pulse);
}

/* ---------- 章节骨架 ---------- */

.page-products .products-chapter {
  margin-top: clamp(2.5rem, 6vw, 4.5rem);
}

.page-products .chapter__label {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--pulse);
}

.page-products .pp-mark {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  color: var(--ink-900);
  background-color: var(--pulse);
  padding: 0.12rem 0.4rem;
  border-radius: var(--radius);
}

.page-products .chapter__title {
  margin-top: 0.5rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 3.4vw, 2.3rem);
  line-height: 1.18;
  letter-spacing: -0.015em;
  color: var(--paper);
}

.page-products .chapter__lead {
  margin-top: 0.75rem;
  max-width: 62ch;
  color: var(--mist);
  line-height: 1.75;
}

/* ---------- 图 ---------- */

.page-products .products-figure {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background-color: var(--ink-800);
  overflow: hidden;
}

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

.page-products .products-figure figcaption {
  padding: 0.72rem 1rem;
  border-top: 1px solid var(--line);
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--fog);
}

/* ---------- 平台分段切换 ---------- */

.page-products .products-platforms {
  display: grid;
  gap: clamp(1.25rem, 2.6vw, 1.75rem);
  margin-top: clamp(1.5rem, 3vw, 2.25rem);
}

.page-products .segmented {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background-color: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-products .segmented__tab {
  appearance: none;
  border: 0;
  background-color: var(--ink-800);
  color: var(--mist);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.85rem;
  line-height: 1.35;
  letter-spacing: 0.01em;
  text-align: left;
  padding: 0.95rem 0.85rem;
  cursor: pointer;
  transition: background-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-products .segmented__tab:hover {
  color: var(--paper);
  background-color: var(--ink-600);
}

.page-products .segmented__tab[aria-selected="true"] {
  background-color: var(--pulse);
  color: var(--ink-900);
}

.page-products .segmented__tab:focus-visible {
  outline: 2px solid var(--volt);
  outline-offset: -2px;
}

.page-products .segmented__panel {
  grid-column: 1 / -1;
  background-color: var(--ink-800);
  padding: var(--pp-pad);
}

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

.page-products .pp-panel__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.12rem;
  color: var(--paper);
}

.page-products .pp-panel__text {
  margin: 0.7rem 0 0;
  max-width: 62ch;
  color: var(--mist);
  line-height: 1.72;
}

.page-products .pp-panel__spec {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.45rem 1.1rem;
  margin: 1.15rem 0 0;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  font-size: 0.86rem;
}

.page-products .pp-panel__spec dt {
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
  color: var(--fog);
}

.page-products .pp-panel__spec dd {
  margin: 0;
  color: var(--paper);
}

/* ---------- 步骤条 ---------- */

.page-products .pp-steps {
  list-style: none;
  margin: clamp(1.5rem, 3vw, 2.25rem) 0 0;
  padding: 0;
  display: grid;
}

.page-products .pp-step {
  position: relative;
  display: grid;
  grid-template-columns: 3.25rem minmax(0, 1fr);
  gap: 0 1.1rem;
  padding-bottom: clamp(1.4rem, 3vw, 2.2rem);
}

.page-products .pp-step:last-child {
  padding-bottom: 0;
}

.page-products .pp-step::before {
  content: "";
  position: absolute;
  left: 1.61rem;
  top: 3.45rem;
  bottom: 0.2rem;
  width: 1px;
  background-color: var(--line);
}

.page-products .pp-step:last-child::before {
  display: none;
}

.page-products .pp-step__num {
  display: grid;
  place-items: center;
  width: 3.25rem;
  height: 3.25rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background-color: var(--ink-900);
  color: var(--pulse);
  font-family: var(--font-mono);
  font-size: 1rem;
  letter-spacing: 0.04em;
  position: relative;
  z-index: 1;
}

.page-products .pp-step__body {
  padding-top: 0.15rem;
}

.page-products .pp-step__body h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.06rem;
  color: var(--paper);
}

.page-products .pp-step__body > p {
  margin: 0.5rem 0 0;
  max-width: 62ch;
  color: var(--mist);
  line-height: 1.72;
}

.page-products .pp-step__time {
  display: inline-block;
  margin-top: 0.65rem;
  padding: 0.18rem 0.5rem;
  border: 1px solid var(--pp-volt-soft);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--volt);
}

.page-products .pp-step__note {
  margin-top: 0.75rem;
  padding-left: 0.85rem;
  border-left: 2px solid var(--line);
}

.page-products .pp-step__note summary {
  cursor: pointer;
  list-style: none;
  font-size: 0.85rem;
  color: var(--fog);
}

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

.page-products .pp-step__note summary::before {
  content: "+ ";
  font-family: var(--font-mono);
  color: var(--pulse);
}

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

.page-products .pp-step__note p {
  margin: 0.55rem 0 0;
  max-width: 60ch;
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--mist);
}

/* ---------- 登录流程图 ---------- */

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

/* ---------- 同步范围 ---------- */

.page-products .pp-sync {
  display: grid;
  gap: 1px;
  margin-top: clamp(1.5rem, 3vw, 2.25rem);
  background-color: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-products .pp-sync__col {
  background-color: var(--ink-800);
  padding: var(--pp-pad);
}

.page-products .pp-sync__col--local {
  background-color: var(--ink-900);
}

.page-products .pp-sync__col h3 {
  display: inline-block;
  margin: 0 0 1rem;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid var(--pulse);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1rem;
  color: var(--paper);
}

.page-products .pp-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.page-products .pp-list li {
  position: relative;
  padding-left: 1.15rem;
  font-size: 0.94rem;
  line-height: 1.68;
  color: var(--mist);
}

.page-products .pp-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 0.45rem;
  height: 1px;
  background-color: var(--pulse);
}

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

/* ---------- 家庭共用场景 ---------- */

.page-products .pp-home {
  display: grid;
  gap: clamp(1rem, 2vw, 1.4rem);
  margin-top: clamp(1.5rem, 3vw, 2.25rem);
}

.page-products .pp-home__card {
  padding: var(--pp-pad);
}

.page-products .pp-home__card h3 {
  margin: 0 0 0.6rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--paper);
}

.page-products .pp-home__card p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.72;
  color: var(--mist);
}

.page-products .pp-home__card--note {
  background-color: var(--ink-600);
  border-color: var(--line);
}

.page-products .pp-home__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  margin-top: 1rem !important;
  font-size: 0.9rem;
}

.page-products .pp-home__links a {
  color: var(--pulse);
  border-bottom: 1px solid var(--pulse-dim);
  padding-bottom: 1px;
}

.page-products .pp-home__links a:hover {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

/* ---------- 更新日志 ---------- */

.page-products .pp-log {
  display: grid;
  margin-top: clamp(1.5rem, 3vw, 2.25rem);
  border-top: 1px solid var(--line);
}

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

.page-products .pp-log__item summary {
  display: grid;
  grid-template-columns: 4.2rem minmax(0, 1fr);
  grid-template-rows: auto auto;
  gap: 0.2rem 0.9rem;
  padding: 0.95rem 0;
  cursor: pointer;
  list-style: none;
}

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

.page-products .pp-log__item[open] summary {
  padding-bottom: 0.55rem;
}

.page-products .pp-log__ver {
  grid-column: 1;
  grid-row: 1 / span 2;
  align-self: center;
  font-family: var(--font-mono);
  font-size: 1.08rem;
  letter-spacing: 0.04em;
  color: var(--pulse);
}

.page-products .pp-log__when {
  grid-column: 2;
  grid-row: 1;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--fog);
}

.page-products .pp-log__head {
  grid-column: 2;
  grid-row: 2;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--paper);
}

.page-products .pp-log__body {
  margin: 0 0 1.1rem;
  max-width: 66ch;
  font-size: 0.93rem;
  line-height: 1.74;
  color: var(--mist);
}

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

/* ---------- 校验与常见问题 ---------- */

.page-products .pp-check {
  display: grid;
  gap: 1px;
  margin-top: clamp(1.5rem, 3vw, 2.25rem);
  background-color: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-products .pp-check__col {
  background-color: var(--ink-800);
  padding: var(--pp-pad);
}

.page-products .pp-check__col--alt {
  background-color: var(--ink-900);
}

.page-products .pp-check__col h3 {
  margin: 0 0 0.6rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1rem;
  color: var(--paper);
}

.page-products .pp-check__text {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.74;
  color: var(--mist);
}

.page-products .pp-faq {
  display: grid;
  margin-top: clamp(1.5rem, 3vw, 2.25rem);
  border-top: 1px solid var(--line);
}

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

.page-products .pp-faq__item summary {
  position: relative;
  padding: 0.95rem 2rem 0.95rem 1.15rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.98rem;
  color: var(--paper);
}

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

.page-products .pp-faq__item summary::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.55em;
  width: 0.45rem;
  height: 1px;
  background-color: var(--pulse);
}

.page-products .pp-faq__item summary::after {
  content: "+";
  position: absolute;
  right: 0.35rem;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  color: var(--pulse);
}

.page-products .pp-faq__item[open] summary::after {
  content: "−";
}

.page-products .pp-faq__item p {
  margin: 0 0 1rem 1.15rem;
  max-width: 64ch;
  font-size: 0.93rem;
  line-height: 1.74;
  color: var(--mist);
}

.page-products .pp-cta {
  margin-top: clamp(1.75rem, 3.5vw, 2.5rem);
  padding: 1rem 1.15rem;
  border-left: 3px solid var(--pulse);
  background-color: var(--ink-800);
  font-size: 0.95rem;
  line-height: 1.78;
  color: var(--mist);
}

.page-products .pp-cta a {
  color: var(--pulse);
  border-bottom: 1px solid var(--pulse-dim);
  padding-bottom: 1px;
}

.page-products .pp-cta a:hover {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

/* ---------- 平板及以上 ---------- */

@media (min-width: 700px) {
  .page-products .segmented {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .page-products .segmented__tab {
    text-align: center;
    padding: 1rem 0.6rem;
  }
}

@media (min-width: 820px) {
  .page-products .pp-sync {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

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

  .page-products .pp-home {
    grid-template-columns: minmax(0, 3fr) minmax(0, 2fr);
  }

  .page-products .pp-home__card--note {
    grid-column: 1 / -1;
  }
}

@media (min-width: 900px) {
  .page-products .products-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }
}

@media (min-width: 960px) {
  .page-products .products-platforms {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-products .products-platforms__wide {
    grid-column: 1 / -1;
  }
}

@media (min-width: 1100px) {
  .page-products .pp-step {
    grid-template-columns: 3.25rem minmax(0, 1fr);
    gap: 0 1.5rem;
  }
}

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