.page-products {
  --pd-gap: 22px;
  --pd-shift: 14px;
}

/* ---------- breadcrumb ---------- */
.page-products .breadcrumb {
  margin: 20px 0 0;
}

/* ---------- hero ---------- */
.page-products .pd-hero {
  padding-top: 30px;
}

.page-products .pd-hero__inner {
  display: grid;
  gap: 34px;
}

.page-products .pd-hero__copy {
  max-width: 62ch;
}

.page-products .pd-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.95rem, 7.2vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 14px 0 0;
  color: var(--text);
}

.page-products .pd-hero__lead {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 1.0625rem;
  line-height: 1.8;
  max-width: 56ch;
}

.page-products .pd-hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .pd-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 34px 0 0;
  padding: 0;
  background: var(--line-soft);
  border: 1px solid var(--line);
}

.page-products .pd-stat {
  display: flex;
  flex-direction: column-reverse;
  background: var(--night);
  padding: 15px 16px;
}

.page-products .pd-stat__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--volt);
  line-height: 1.1;
}

.page-products .pd-stat__label {
  margin: 6px 0 0;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-products .pd-hero__shot {
  margin: 0;
}

.page-products .pd-hero__shot .media-frame {
  border: 1px solid var(--line);
  background: var(--night);
}

/* ---------- shared media behaviour ---------- */
.page-products img {
  max-width: 100%;
  height: auto;
}

.page-products .media-frame {
  position: relative;
  overflow: hidden;
}

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

/* ---------- section head tweaks ---------- */
.page-products .section-head {
  max-width: 78ch;
}

/* ---------- 01 subscribe ---------- */
.page-products .pd-subscribe__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-top: 30px;
  background: var(--line-soft);
  border: 1px solid var(--line);
}

.page-products .pd-card {
  background: var(--ink);
  padding: 24px 20px;
}

.page-products .pd-card__idx {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--volt);
}

.page-products .pd-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-products .pd-card__text {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.78;
}

.page-products .pd-card__list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-products .pd-card__list li {
  position: relative;
  padding-left: 16px;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--text);
}

.page-products .pd-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.58em;
  width: 6px;
  height: 6px;
  background: var(--volt);
}

.page-products .pd-strip {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-top: 28px;
  background: var(--line-soft);
  border: 1px solid var(--line);
}

.page-products .pd-strip__item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
  background: var(--night);
  padding: 18px 20px;
}

.page-products .pd-strip__num {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--volt);
}

.page-products .pd-strip__label {
  font-size: 0.85rem;
  color: var(--muted);
}

/* ---------- 02 filters ---------- */
.page-products .pd-filters__grid {
  display: grid;
  gap: var(--pd-gap);
  margin-top: 28px;
}

.page-products .pd-dim-list {
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line);
}

.page-products .pd-dim {
  background: var(--ink);
  padding: 20px 18px;
}

.page-products .pd-dim__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-products .pd-dim__idx {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--volt);
}

.page-products .pd-dim__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.125rem;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-products .pd-dim__text {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.75;
}

.page-products .pd-dim__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

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

.page-products .pd-preview__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
}

.page-products .pd-preview__list li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  background: var(--ink);
  padding: 10px 14px;
  font-size: 0.875rem;
}

.page-products .pd-preview__list li span {
  color: var(--muted);
}

.page-products .pd-preview__list li strong {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--volt);
}

.page-products .pd-preview__note {
  margin: 16px 0 0;
  font-size: 0.82rem;
  line-height: 1.72;
  color: var(--muted);
}

.page-products .pd-preview .media-frame {
  border: 1px solid var(--line);
  background: var(--night);
}

/* ---------- 03 archive ---------- */
.page-products .pd-archive__grid {
  display: grid;
  gap: var(--pd-gap);
  margin-top: 28px;
}

.page-products .pd-archive__sub {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-products .pd-archive__list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .pd-archive__item {
  border-left: 2px solid var(--line);
  padding: 2px 0 2px 16px;
}

.page-products .pd-archive__name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--text);
}

.page-products .pd-archive__meta {
  margin: 8px 0 0;
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--muted);
}

.page-products .pd-archive__note {
  margin-top: 22px;
  border: 1px solid var(--line);
  background: var(--night);
  padding: 18px;
}

.page-products .pd-archive__tags {
  display: flex;
  gap: 8px;
  margin: 0;
}

.page-products .pd-archive__note-text {
  margin: 12px 0 0;
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--muted);
}

.page-products .pd-archive__shot {
  margin: 0;
}

.page-products .pd-archive__shot .media-frame {
  border: 1px solid var(--line);
  background: var(--night);
}

/* ---------- 04 clips ---------- */
.page-products .pd-clips__grid {
  display: grid;
  gap: var(--pd-gap);
  margin-top: 28px;
}

.page-products .pd-clip {
  margin: 0;
}

.page-products .pd-clip .media-frame {
  border: 1px solid var(--line);
  background: var(--night);
}

.page-products .pd-clip__time {
  position: absolute;
  right: 10px;
  bottom: 10px;
  padding: 4px 8px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--volt);
  background: rgba(7, 9, 11, 0.84);
  border: 1px solid var(--line);
  transition: opacity 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-products .pd-clip:hover .pd-clip__time,
.page-products .pd-clip:focus-within .pd-clip__time {
  border-color: var(--volt);
}

.page-products .pd-clip__cap {
  display: grid;
  gap: 6px;
  padding: 14px 0 0;
}

.page-products .pd-clip__name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-products .pd-clip__desc {
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--muted);
}

.page-products .pd-clips__side {
  border: 1px solid var(--line);
  background: var(--night);
  padding: 20px 18px;
  align-content: start;
}

.page-products .pd-clips__side-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  color: var(--volt);
}

.page-products .pd-clip-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
}

.page-products .pd-clip-list__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  background: var(--ink);
  padding: 12px 14px;
  transition: background 0.2s var(--ease);
}

.page-products .pd-clip-list__item:hover {
  background: var(--panel);
}

.page-products .pd-clip-list__idx {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--dim);
}

.page-products .pd-clip-list__title {
  font-size: 0.9rem;
  color: var(--text);
}

.page-products .pd-clip-list__time {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--cyan);
}

.page-products .pd-clips__side-note {
  margin: 16px 0 0;
  font-size: 0.82rem;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 05 iOS ---------- */
.page-products .pd-ios__grid {
  display: grid;
  gap: var(--pd-gap);
  margin-top: 28px;
}

.page-products .pd-ios__shot {
  margin: 0;
}

.page-products .pd-ios__shot .media-frame {
  border: 1px solid var(--line);
  background: var(--night);
  max-width: 420px;
}

.page-products .pd-steps {
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-products .pd-step {
  border: 1px solid var(--line);
  background: var(--night);
}

.page-products .pd-step__summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: -0.005em;
  color: var(--text);
}

.page-products .pd-step__summary::-webkit-details-marker {
  display: none;
}

.page-products .pd-step__summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--volt);
}

.page-products .pd-step[open] .pd-step__summary::after {
  content: "–";
}

.page-products .pd-step[open] .pd-step__summary {
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pd-step__num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--volt);
}

.page-products .pd-step__body {
  padding: 14px 16px 18px;
}

.page-products .pd-step__body p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 06 flow ---------- */
.page-products .pd-flow__steps {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line);
}

.page-products .pd-flow__step {
  background: var(--ink);
  padding: 24px 20px;
}

.page-products .pd-flow__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--volt);
  line-height: 1;
}

.page-products .pd-flow__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-products .pd-flow__text {
  margin: 10px 0 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .pd-scene {
  margin-top: 28px;
  padding: 26px 20px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--volt);
  background:
    linear-gradient(135deg, rgba(200, 255, 61, 0.1), transparent 62%),
    var(--night);
}

.page-products .pd-scene__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: 1.3rem;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-products .pd-scene__text {
  margin: 12px 0 0;
  max-width: 70ch;
  font-size: 0.95rem;
  line-height: 1.78;
  color: var(--muted);
}

.page-products .pd-scene__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

/* ---------- reveal (JS 增强，无脚本时内容始终可见) ---------- */
.page-products [data-reveal] {
  opacity: 1;
}

.page-products [data-reveal][data-inview] {
  animation: pd-fade 0.5s var(--ease) both;
}

@keyframes pd-fade {
  from {
    opacity: 0;
    transform: translateY(var(--pd-shift));
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products [data-reveal][data-inview] {
    animation: none;
  }
}

/* ---------- responsive ---------- */
@media (min-width: 700px) {
  .page-products .pd-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

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

  .page-products .pd-clips__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-products .pd-hero__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
    gap: 48px;
  }

  .page-products .pd-filters__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
    align-items: start;
  }

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

  .page-products .pd-ios__grid {
    grid-template-columns: minmax(0, 0.62fr) minmax(0, 1.38fr);
    align-items: start;
    gap: 36px;
  }

  .page-products .pd-scene {
    padding: 34px 32px;
  }
}