.page-products {
  --apps-gap: clamp(1rem, 3vw, 2rem);
  --apps-edge: rgba(47, 240, 207, .38);
  --apps-warm: rgba(255, 77, 28, .28);
  position: relative;
  overflow-x: hidden;
  padding-bottom: clamp(2rem, 6vw, 4.5rem);
}

/* ---------- 首屏 ---------- */
.page-products .apps-hero {
  position: relative;
  isolation: isolate;
  padding: clamp(1.5rem, 4.5vw, 3.5rem) 0 clamp(2.5rem, 7vw, 5rem);
}

.page-products .apps-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -22%;
  right: -26%;
  width: min(760px, 92vw);
  height: min(760px, 92vw);
  background: radial-gradient(circle at 42% 42%, var(--apps-warm), rgba(255, 77, 28, 0) 62%);
  pointer-events: none;
}

.page-products .apps-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  left: -14%;
  bottom: 6%;
  width: min(560px, 78vw);
  height: 150px;
  background: linear-gradient(100deg, rgba(47, 240, 207, .22), rgba(47, 240, 207, 0));
  clip-path: polygon(0 34%, 100% 0, 96% 100%, 4% 76%);
  pointer-events: none;
}

.page-products .apps-hero__grid {
  display: grid;
  gap: clamp(1.75rem, 5vw, 3.25rem);
  align-items: center;
}

.page-products .apps-hero__kicker {
  margin: 0 0 1rem;
  font-size: .78rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-products .apps-hero h1 {
  margin: 0;
  font-size: clamp(2rem, 6.2vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -.01em;
  font-weight: 800;
}

.page-products .apps-hero__lede {
  margin: clamp(1rem, 3vw, 1.5rem) 0 0;
  max-width: 46ch;
  font-size: clamp(.98rem, 1.5vw, 1.08rem);
  line-height: 1.75;
  color: var(--text-soft);
}

.page-products .apps-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: clamp(1.5rem, 3.5vw, 2rem);
}

.page-products .apps-hero__facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 1rem;
  margin: clamp(1.75rem, 4vw, 2.75rem) 0 0;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}

.page-products .apps-hero__facts div {
  min-width: 0;
}

.page-products .apps-hero__facts dt {
  font-size: clamp(1.4rem, 3.4vw, 1.85rem);
  line-height: 1;
  color: var(--cyan);
  font-weight: 600;
}

.page-products .apps-hero__facts dd {
  margin: .45rem 0 0;
  font-size: .84rem;
  line-height: 1.55;
  color: var(--text-soft);
}

.page-products .apps-hero__visual {
  position: relative;
  margin: 0;
  z-index: 0;
}

.page-products .apps-hero__visual::before {
  content: "";
  position: absolute;
  inset: -7% -6% 12% 12%;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-lg);
  transform: rotate(-3deg);
  z-index: -1;
  pointer-events: none;
}

/* ---------- 模块清单 ---------- */
.page-products .apps-map {
  position: relative;
}

.page-products .apps-map__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-products .apps-map__item {
  position: relative;
  display: grid;
  gap: .55rem;
  padding: clamp(1.1rem, 2.8vw, 1.7rem);
  background: var(--ink-800);
  transition: background .3s ease;
}

.page-products .apps-map__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--action);
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform .35s ease;
}

.page-products .apps-map__item:hover,
.page-products .apps-map__item:focus-within {
  background: var(--ink-600);
}

.page-products .apps-map__item:hover::before,
.page-products .apps-map__item:focus-within::before {
  transform: scaleY(1);
}

.page-products .apps-map__index {
  font-size: .74rem;
  letter-spacing: .18em;
  color: var(--cyan);
}

.page-products .apps-map__title {
  margin: 0;
  font-size: clamp(1.05rem, 2.3vw, 1.2rem);
  font-weight: 700;
  line-height: 1.35;
}

.page-products .apps-map__text {
  margin: 0;
  font-size: .9rem;
  line-height: 1.7;
  color: var(--text-soft);
}

.page-products .apps-map__item .tag {
  justify-self: start;
  margin-top: .2rem;
}

/* ---------- 使用回合 ---------- */
.page-products .apps-flow__row {
  display: grid;
  gap: clamp(1.25rem, 4vw, 2.5rem);
  align-items: center;
  padding: clamp(1.25rem, 3.5vw, 2rem) 0;
}

.page-products .apps-flow__row + .apps-flow__row {
  border-top: 1px dashed var(--line);
}

.page-products .apps-flow__media {
  margin: 0;
}

.page-products .apps-flow__step {
  margin: 0 0 .75rem;
  font-size: .74rem;
  letter-spacing: .18em;
  color: var(--cyan);
}

.page-products .apps-flow__title {
  margin: 0 0 .85rem;
  font-size: clamp(1.2rem, 3vw, 1.6rem);
  line-height: 1.3;
  font-weight: 750;
}

.page-products .apps-flow__copy p {
  margin: 0;
  font-size: .95rem;
  line-height: 1.78;
  color: var(--text-soft);
}

.page-products .apps-flow__list {
  list-style: none;
  margin: 1.1rem 0 0;
  padding: 0;
  display: grid;
  gap: .55rem;
}

.page-products .apps-flow__list li {
  position: relative;
  padding-left: 1.35rem;
  font-size: .89rem;
  line-height: 1.65;
  color: var(--text-soft);
}

.page-products .apps-flow__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 8px;
  height: 8px;
  border: 1px solid var(--action);
  transform: rotate(45deg);
}

/* ---------- 设备适配 ---------- */
.page-products .apps-devices__grid {
  display: grid;
  gap: clamp(.9rem, 2.4vw, 1.4rem);
}

.page-products .apps-devices__card {
  position: relative;
  padding: clamp(1.2rem, 3vw, 1.8rem);
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  backdrop-filter: blur(8px);
  overflow: hidden;
}

.page-products .apps-devices__card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
}

.page-products .apps-devices__card--cyan::before {
  background: linear-gradient(90deg, var(--cyan), rgba(47, 240, 207, 0));
}

.page-products .apps-devices__card--action::before {
  background: linear-gradient(90deg, var(--action), rgba(255, 77, 28, 0));
}

.page-products .apps-devices__label {
  margin: 0 0 .7rem;
  font-size: .74rem;
  letter-spacing: .18em;
  color: var(--text-dim);
}

.page-products .apps-devices__title {
  margin: 0 0 .6rem;
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.35;
}

.page-products .apps-devices__card p:last-child {
  margin: 0;
  font-size: .89rem;
  line-height: 1.72;
  color: var(--text-soft);
}

.page-products .apps-devices__figure {
  margin: clamp(1.5rem, 4vw, 2.5rem) 0 0;
}

/* ---------- 上手三步 ---------- */
.page-products .apps-steps__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(1rem, 3vw, 1.75rem);
  counter-reset: apps-step;
}

.page-products .apps-steps__item {
  position: relative;
  padding: clamp(1.1rem, 3vw, 1.6rem) clamp(1.1rem, 3vw, 1.6rem) clamp(1.1rem, 3vw, 1.6rem) clamp(1.3rem, 3.4vw, 1.9rem);
  border-left: 2px solid var(--line-strong);
  background: linear-gradient(90deg, rgba(255, 255, 255, .035), rgba(255, 255, 255, 0));
  border-radius: 0 var(--r-md) var(--r-md) 0;
}

.page-products .apps-steps__item::after {
  content: "";
  position: absolute;
  left: -6px;
  top: clamp(1.3rem, 3.2vw, 1.9rem);
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--action);
  box-shadow: 0 0 0 4px rgba(255, 77, 28, .16);
}

.page-products .apps-steps__num {
  display: block;
  margin-bottom: .6rem;
  font-size: .74rem;
  letter-spacing: .2em;
  color: var(--cyan);
}

.page-products .apps-steps__title {
  margin: 0 0 .5rem;
  font-size: 1.08rem;
  font-weight: 700;
  line-height: 1.35;
}

.page-products .apps-steps__item p {
  margin: 0;
  font-size: .89rem;
  line-height: 1.72;
  color: var(--text-soft);
}

/* ---------- 常见问题 ---------- */
.page-products .apps-faq__list {
  display: grid;
  gap: .75rem;
}

.page-products .apps-faq__item {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--ink-800);
  overflow: hidden;
}

.page-products .apps-faq__item[open] {
  border-color: var(--line-strong);
  background: var(--ink-700);
}

.page-products .apps-faq__item summary {
  position: relative;
  cursor: pointer;
  list-style: none;
  padding: clamp(1rem, 2.6vw, 1.3rem) clamp(2.6rem, 6vw, 3.4rem) clamp(1rem, 2.6vw, 1.3rem) clamp(1rem, 2.6vw, 1.35rem);
  font-size: .98rem;
  font-weight: 650;
  line-height: 1.55;
  color: var(--text);
}

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

.page-products .apps-faq__item summary::after {
  content: "+";
  position: absolute;
  right: clamp(1rem, 2.6vw, 1.35rem);
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--cyan);
  transition: transform .25s ease;
}

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

.page-products .apps-faq__item p {
  margin: 0;
  padding: 0 clamp(1rem, 2.6vw, 1.35rem) clamp(1.1rem, 2.8vw, 1.4rem);
  font-size: .9rem;
  line-height: 1.75;
  color: var(--text-soft);
}

/* ---------- 结尾行动区 ---------- */
.page-products .apps-cta {
  position: relative;
  margin-top: clamp(2rem, 6vw, 4rem);
  padding: clamp(2rem, 6vw, 4rem) 0 0;
}

.page-products .apps-cta::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 calc(50% - 60vw);
  width: 120vw;
  background: linear-gradient(160deg, rgba(255, 77, 28, .14), rgba(5, 8, 15, 0) 62%);
  clip-path: polygon(0 12%, 100% 0, 100% 92%, 0 100%);
  pointer-events: none;
  z-index: -1;
}

.page-products .apps-cta__inner {
  position: relative;
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
  padding: clamp(1.5rem, 4vw, 2.5rem) 0;
}

.page-products .apps-cta__kicker {
  margin: 0 0 .8rem;
  font-size: .74rem;
  letter-spacing: .2em;
  color: var(--action);
}

.page-products .apps-cta__copy h2 {
  margin: 0 0 .9rem;
  font-size: clamp(1.35rem, 3.6vw, 2rem);
  line-height: 1.25;
  font-weight: 780;
}

.page-products .apps-cta__copy p {
  margin: 0;
  max-width: 52ch;
  font-size: .95rem;
  line-height: 1.78;
  color: var(--text-soft);
}

.page-products .apps-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  align-content: start;
}

.page-products .apps-cta__figure {
  margin: 0;
}

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

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

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

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

@media (min-width: 900px) {
  .page-products .apps-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .85fr);
  }

  .page-products .apps-flow__row {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  }

  .page-products .apps-flow__row--flip .apps-flow__media {
    order: 2;
  }

  .page-products .apps-cta__inner {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: start;
  }

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

@media (min-width: 1180px) {
  .page-products .apps-map__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 480px) {
  .page-products .apps-hero__actions .btn,
  .page-products .apps-cta__actions .btn {
    width: 100%;
    text-align: center;
  }

  .page-products .apps-hero__facts {
    grid-template-columns: 1fr;
    gap: .85rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .apps-map__item,
  .page-products .apps-map__item::before,
  .page-products .apps-faq__item summary::after {
    transition: none;
  }
}