.page-products {
  --dl-gap: clamp(18px, 3vw, 34px);
  --dl-pad: clamp(16px, 2.2vw, 26px);
  --dl-accent: var(--cyan);
  background: var(--void);
  color: var(--paper);
  overflow-x: hidden;
}

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

.page-products .dl-sec {
  padding-block: clamp(36px, 5.5vw, 84px);
  border-top: 1px solid var(--line);
}

.page-products .section__head {
  margin-bottom: var(--dl-gap);
  display: grid;
  gap: 10px;
}

.page-products .dl-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 224, 255, 0.45);
}

.page-products .dl-link:hover,
.page-products .dl-link:focus-visible {
  border-bottom-color: var(--cyan);
}

.page-products .dl-note {
  color: var(--mist);
  font-size: 15px;
  line-height: 1.75;
  margin: 16px 0 0;
}

.page-products .dl-caption {
  margin: 10px 0 0;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

/* ---------- hero ---------- */
.page-products .dl-hero {
  position: relative;
  padding-block: clamp(26px, 4.5vw, 62px) clamp(34px, 5vw, 76px);
  background:
    radial-gradient(120% 90% at 86% -12%, rgba(34, 224, 255, 0.16), transparent 62%),
    linear-gradient(180deg, var(--rail) 0%, var(--void) 72%);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-products .dl-hero::after {
  content: "";
  position: absolute;
  inset: auto -10% -40% 40%;
  height: 220px;
  background: repeating-linear-gradient(90deg, rgba(61, 75, 92, 0.5) 0 1px, transparent 1px 44px);
  transform: skewY(-6deg);
  pointer-events: none;
  opacity: 0.5;
}

.page-products .dl-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

.page-products .dl-hero__lead h1 {
  font-family: var(--font-head);
  font-size: clamp(30px, 6.4vw, 62px);
  line-height: 1.08;
  letter-spacing: -0.01em;
  font-weight: 800;
  margin: 10px 0 0;
}

.page-products .dl-hero__lead .lede {
  margin-top: 16px;
  max-width: 62ch;
  color: var(--mist);
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.75;
}

.page-products .dl-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-products .dl-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 26px 0 0;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .dl-stats__cell {
  background: var(--panel);
  padding: 12px 14px;
}

.page-products .dl-stats dt {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--mist);
}

.page-products .dl-stats dd {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 600;
  color: var(--paper);
}

.page-products .dl-stats dd .numeral,
.page-products .dl-stats dd span {
  font-variant-numeric: tabular-nums;
}

.page-products .dl-stats__unit {
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--mist);
  margin-left: 4px;
}

.page-products .dl-hero__panel {
  padding: var(--dl-pad);
  background: linear-gradient(180deg, rgba(22, 38, 63, 0.9), var(--panel));
  border: 1px solid var(--line);
  border-left: 2px solid var(--cyan);
  align-self: start;
}

.page-products .dl-hero__panel-title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-products .dl-frame-svg {
  width: 100%;
  height: auto;
  display: block;
}

.page-products .dl-hero__list {
  list-style: none;
  margin: 16px 0 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 10px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--mist);
}

.page-products .dl-hero__list li {
  padding-left: 14px;
  position: relative;
}

.page-products .dl-hero__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  background: var(--lime);
}

/* ---------- device rail ---------- */
.page-products .dl-tabs {
  list-style: none;
  display: flex;
  gap: 8px;
  margin: 0 0 var(--dl-gap);
  padding: 0 0 8px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-products .dl-tab {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 148px;
  padding: 12px 14px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--paper);
  text-decoration: none;
  transition: border-color var(--t-fast) var(--ease), transform var(--t-fast) var(--ease), background var(--t-fast) var(--ease);
}

.page-products .dl-tab::before {
  content: "";
  display: block;
  width: 34px;
  height: 2px;
  background: var(--dl-accent, var(--cyan));
  margin-bottom: 8px;
}

.page-products .dl-tab:hover,
.page-products .dl-tab:focus-visible {
  border-color: var(--dl-accent, var(--cyan));
  transform: translateY(-2px);
  background: rgba(34, 224, 255, 0.06);
}

.page-products .dl-tab__name {
  font-family: var(--font-head);
  font-size: 18px;
  letter-spacing: 0.01em;
}

.page-products .dl-tab__meta {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-products .dl-tabs li:nth-child(1) .dl-tab { --dl-accent: var(--cyan); }
.page-products .dl-tabs li:nth-child(2) .dl-tab { --dl-accent: var(--lime); }
.page-products .dl-tabs li:nth-child(3) .dl-tab { --dl-accent: var(--magenta); }
.page-products .dl-tabs li:nth-child(4) .dl-tab { --dl-accent: var(--terracotta); }
.page-products .dl-tabs li:nth-child(5) .dl-tab { --dl-accent: var(--moss); }

.page-products .dl-devices {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--dl-gap);
}

.page-products .dl-device {
  padding: var(--dl-pad);
  background: var(--panel);
  border: 1px solid var(--line);
  border-top: 2px solid var(--dl-accent, var(--line));
  scroll-margin-top: 110px;
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-products #device-ios { --dl-accent: var(--cyan); }
.page-products #device-android { --dl-accent: var(--lime); }
.page-products #device-pad { --dl-accent: var(--magenta); }
.page-products #device-web { --dl-accent: var(--terracotta); }
.page-products #device-desktop { --dl-accent: var(--moss); }

.page-products .dl-device__head {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.page-products .dl-device__idx {
  font-size: 13px;
  color: var(--dl-accent, var(--cyan));
  letter-spacing: 0.08em;
}

.page-products .dl-device__name {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(20px, 2.4vw, 24px);
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-products .dl-device__sys {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  color: var(--mist);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

.page-products .dl-device__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
  font-size: 15px;
  line-height: 1.65;
}

.page-products .dl-device__list li {
  position: relative;
  padding-left: 16px;
}

.page-products .dl-device__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 7px;
  height: 1px;
  background: var(--dl-accent, var(--cyan));
}

.page-products .dl-device__fit {
  margin: 2px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .dl-device .media {
  margin-top: 6px;
  border: 1px solid var(--line);
  overflow: hidden;
}

.page-products .dl-device .media img {
  width: 100%;
  object-fit: cover;
}

/* ---------- v3.6 fast ---------- */
.page-products .dl-fast {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .dl-fast__item {
  background: var(--panel);
  padding: clamp(18px, 2.6vw, 28px);
  display: grid;
  gap: 8px;
  border-left: 2px solid transparent;
  transition: border-color var(--t-fast) var(--ease), background var(--t-fast) var(--ease);
}

.page-products .dl-fast__item:hover {
  border-left-color: var(--cyan);
  background: rgba(34, 224, 255, 0.05);
}

.page-products .dl-fast__num {
  font-size: 13px;
  color: var(--terracotta);
  letter-spacing: 0.1em;
}

.page-products .dl-fast__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(19px, 2.2vw, 23px);
  font-weight: 700;
}

.page-products .dl-fast__item p {
  margin: 0;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.7;
}

/* ---------- split blocks ---------- */
.page-products .dl-split {
  display: grid;
  gap: clamp(22px, 3.5vw, 44px);
  align-items: start;
}

.page-products .dl-split__media .media {
  border: 1px solid var(--line);
  overflow: hidden;
}

.page-products .dl-split__media .media img {
  width: 100%;
  object-fit: cover;
}

.page-products .dl-split__body h2 {
  margin: 8px 0 14px;
}

.page-products .dl-split__body > p {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.78;
}

.page-products .dl-ticks {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
  font-size: 15px;
  line-height: 1.7;
}

.page-products .dl-ticks li {
  display: grid;
  grid-template-columns: 12px 1fr;
  gap: 10px;
  align-items: start;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.page-products .dl-ticks .dot {
  margin-top: 8px;
}

.page-products .dl-steps {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.page-products .dl-steps__item {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .dl-steps__item strong {
  color: var(--paper);
  font-weight: 600;
}

.page-products .dl-steps__n {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--cyan);
  line-height: 1.6;
}

/* ---------- subscription ---------- */
.page-products .dl-subgrid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--dl-gap);
}

.page-products .dl-subcard {
  padding: var(--dl-pad);
  background: var(--panel);
  border: 1px solid var(--line);
  display: grid;
  gap: 8px;
  align-content: start;
}

.page-products .dl-subcard:nth-child(1) { border-left: 2px solid var(--magenta); }
.page-products .dl-subcard:nth-child(2) { border-left: 2px solid var(--cyan); }
.page-products .dl-subcard:nth-child(3) { border-left: 2px solid var(--lime); }

.page-products .dl-subcard__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: 19px;
  font-weight: 700;
}

.page-products .dl-subcard__num {
  font-family: var(--font-mono);
  font-size: 30px;
  color: var(--paper);
  letter-spacing: -0.01em;
  margin: 2px 0;
}

.page-products .dl-subcard p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- comparison table ---------- */
.page-products .dl-compare-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
}

.page-products .dl-compare {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 15px;
}

.page-products .dl-compare th,
.page-products .dl-compare td {
  border: 1px solid var(--line);
  padding: 13px 15px;
  text-align: left;
  vertical-align: top;
  line-height: 1.65;
}

.page-products .dl-compare thead th {
  background: var(--rail);
  font-family: var(--font-head);
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--paper);
}

.page-products .dl-compare tbody th {
  font-weight: 500;
  color: var(--mist);
  white-space: nowrap;
  position: relative;
  padding-left: 28px;
}

.page-products .dl-compare tbody th::before {
  content: "";
  position: absolute;
  left: 13px;
  top: 20px;
  width: 6px;
  height: 6px;
  background: var(--cyan);
}

.page-products .dl-compare tbody td {
  color: var(--paper);
}

.page-products .dl-compare tbody tr {
  transition: background var(--t-fast) var(--ease);
}

.page-products .dl-compare tbody tr:hover,
.page-products .dl-compare tbody tr:focus-within {
  background: rgba(34, 224, 255, 0.07);
}

/* ---------- requirements ---------- */
.page-products .dl-reqs {
  margin: 0;
  border-top: 1px solid var(--line);
}

.page-products .dl-reqs__row {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-products .dl-reqs__row dt {
  font-family: var(--font-head);
  font-size: 16px;
  letter-spacing: 0.05em;
  color: var(--cyan);
}

.page-products .dl-reqs__row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- changelog ---------- */
.page-products .dl-log__media {
  margin-bottom: var(--dl-gap);
  border: 1px solid var(--line);
  overflow: hidden;
}

.page-products .dl-log__media img {
  width: 100%;
  object-fit: cover;
}

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

.page-products .dl-log__row {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 8px 14px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
  transition: background var(--t-fast) var(--ease);
}

.page-products .dl-log__row:hover {
  background: rgba(34, 224, 255, 0.05);
}

.page-products .dl-log__ver {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--cyan);
  padding-top: 3px;
  letter-spacing: 0.02em;
}

.page-products .dl-log__title {
  margin: 0 0 4px;
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-products .dl-log__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .dl-log__more {
  border-top: 1px solid var(--line);
}

.page-products .dl-log__more summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 0;
  font-family: var(--font-head);
  font-size: 16px;
  letter-spacing: 0.03em;
  color: var(--paper);
}

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

.page-products .dl-log__more summary::before {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--terracotta);
  flex: 0 0 auto;
}

.page-products .dl-log__more summary::after {
  content: "展开";
  margin-left: auto;
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-products .dl-log__more[open] summary::after {
  content: "收起";
}

.page-products .dl-log__more summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- cta ---------- */
.page-products .dl-cta {
  border-top: 1px solid var(--line);
  padding-block: clamp(34px, 5vw, 72px);
  background:
    linear-gradient(120deg, rgba(255, 61, 154, 0.14), transparent 55%),
    linear-gradient(180deg, var(--rail), var(--void));
}

.page-products .dl-cta__inner {
  display: grid;
  gap: 24px;
  align-items: center;
}

.page-products .dl-cta__text h2 {
  margin: 8px 0 12px;
  font-family: var(--font-head);
  font-size: clamp(24px, 3.4vw, 38px);
  font-weight: 800;
  line-height: 1.18;
}

.page-products .dl-cta__text p {
  margin: 0;
  max-width: 60ch;
  color: var(--mist);
  font-size: 15.5px;
  line-height: 1.78;
}

.page-products .dl-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- breakpoints ---------- */
@media (min-width: 640px) {
  .page-products .dl-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

  .page-products .dl-reqs__row {
    grid-template-columns: 150px 1fr;
    gap: 16px;
    align-items: baseline;
  }

  .page-products .dl-log__row {
    grid-template-columns: 86px 1fr;
    gap: 16px;
  }
}

@media (min-width: 960px) {
  .page-products .dl-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
  }

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

  .page-products .dl-split {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(28px, 4vw, 56px);
  }

  .page-products .dl-split--reverse .dl-split__media {
    order: 2;
  }

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

  .page-products .dl-cta__inner {
    grid-template-columns: minmax(0, 1fr) auto;
  }
}

@media (min-width: 1280px) {
  .page-products .dl-devices {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products #device-desktop {
    grid-column: span 1;
  }

  .page-products .dl-hero__panel {
    padding: calc(var(--dl-pad) + 6px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .dl-tab,
  .page-products .dl-fast__item,
  .page-products .dl-compare tbody tr,
  .page-products .dl-log__row {
    transition: none;
  }

  .page-products .dl-tab:hover,
  .page-products .dl-tab:focus-visible {
    transform: none;
  }
}