/* ===== 下载中心 / page-products ===== */
.page-products {
  --dl-surface: rgba(14, 26, 43, .78);
  --dl-hair: rgba(92, 106, 118, .28);
  --dl-radius: 3px;
  background-image:
    radial-gradient(140% 55% at 88% -6%, rgba(33, 230, 208, .12), transparent 62%),
    radial-gradient(90% 45% at -4% 46%, rgba(255, 107, 61, .07), transparent 68%);
  background-repeat: no-repeat;
}

/* --- 面包屑 --- */
.page-products .crumbs {
  margin-bottom: 2rem;
}
.page-products .crumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .55rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: .78rem;
  color: var(--text-dim);
}
.page-products .crumbs li + li::before {
  content: "/";
  margin-right: .55rem;
  color: var(--text-mute);
}
.page-products .crumbs a {
  color: var(--text-dim);
  text-decoration: none;
}
.page-products .crumbs a:hover {
  color: var(--sonar);
}

/* --- 首屏 --- */
.page-products .dl-hero {
  padding-top: 2rem;
}
.page-products .dl-hero__body {
  max-width: 48rem;
}
.page-products .dl-hero__body .t-hero {
  margin: .8rem 0 1.4rem;
  letter-spacing: -.02em;
}
.page-products .dl-hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: .85rem;
  margin-top: 2rem;
}
.page-products .dl-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.4rem 1rem;
  margin: 3rem 0 0;
  padding-top: 1.6rem;
  border-top: 1px solid var(--dl-hair);
}
.page-products .dl-stat {
  display: flex;
  flex-direction: column;
  gap: .4rem;
  min-width: 0;
}
.page-products .dl-stat__k {
  font-size: .76rem;
  letter-spacing: .08em;
  color: var(--text-dim);
  order: 2;
}
.page-products .dl-stat__v {
  order: 1;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 1.85rem;
  line-height: 1;
  color: var(--sonar);
  font-variant-numeric: tabular-nums;
}

/* --- 版本与安装 --- */
.page-products .dl-version__grid {
  display: grid;
  gap: 2rem;
  margin-top: 1.8rem;
}
.page-products .dl-version__copy {
  display: grid;
  gap: 1rem;
  align-content: start;
}
.page-products .dl-scale {
  width: 100%;
  height: auto;
  display: block;
  margin-top: .8rem;
}
.page-products .dl-scale__label {
  fill: rgba(242, 239, 230, .6);
  font-family: var(--font-sans);
  font-size: 13px;
}
.page-products .dl-scale__value {
  fill: var(--paper);
  font-family: var(--font-mono);
  font-size: 13px;
}
.page-products .dl-scale__track {
  fill: rgba(242, 239, 230, .07);
}
.page-products .dl-scale__fill--coral {
  fill: var(--coral);
}
.page-products .dl-scale__fill--sonar {
  fill: var(--sonar);
}

.page-products .dl-platforms {
  display: grid;
  gap: 1.4rem;
  margin-top: 2.4rem;
}
.page-products .dl-platform {
  position: relative;
  padding: 1.5rem 1.3rem 1.4rem;
  background: var(--ink-800);
  border-radius: var(--dl-radius);
  overflow: hidden;
}
.page-products .dl-platform::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--sonar), rgba(33, 230, 208, 0));
}
.page-products .dl-platform--ios::before {
  background: linear-gradient(90deg, var(--coral), rgba(255, 107, 61, 0));
}
.page-products .dl-platform .t-sub {
  margin: 0;
  color: var(--text-strong);
}
.page-products .dl-platform ol {
  counter-reset: dl-step;
  list-style: none;
  margin: 1.1rem 0 0;
  padding: 0;
  display: grid;
  gap: .85rem;
}
.page-products .dl-platform li {
  counter-increment: dl-step;
  position: relative;
  padding-left: 2.1rem;
  font-size: .94rem;
  line-height: 1.75;
  color: var(--text);
}
.page-products .dl-platform li::before {
  content: counter(dl-step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: .18em;
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--sonar);
}
.page-products .dl-platform--ios li::before {
  color: var(--coral);
}

/* --- 通用图片容器 --- */
.page-products .dl-shot {
  position: relative;
  margin: 0;
  overflow: hidden;
  border-radius: var(--dl-radius);
  background: var(--ink-800);
}
.page-products .dl-shot img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-products .dl-shot::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(33, 230, 208, .1), transparent 45%, rgba(6, 11, 22, .38));
}
.page-products .dl-shot--wide img {
  aspect-ratio: 16 / 9;
}

/* --- 三步登录 --- */
.page-products .dl-login__intro {
  max-width: 42rem;
  margin-top: 1rem;
}
.page-products .dl-steps {
  margin-top: 2.2rem;
}
.page-products .dl-steps__seg {
  display: flex;
  gap: .6rem;
  overflow-x: auto;
  padding-bottom: .3rem;
  scrollbar-width: thin;
}
.page-products .dl-step-btn {
  display: flex;
  align-items: baseline;
  gap: .6rem;
  flex: 0 0 auto;
  padding: .8rem 1rem;
  border: 1px solid transparent;
  border-radius: var(--dl-radius);
  background: var(--sonar-06);
  color: var(--text);
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.page-products .dl-step-btn:hover {
  background: var(--sonar-08);
}
.page-products .dl-step-btn[aria-selected="true"] {
  background: var(--sonar-14);
  border-color: var(--sonar);
  color: var(--text-strong);
}
.page-products .dl-step-btn__idx {
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .06em;
  color: var(--sonar);
}
.page-products .dl-step-btn__txt {
  font-size: .95rem;
}
.page-products .dl-steps__panels {
  margin-top: 1.4rem;
}
.page-products .dl-step-panel {
  display: grid;
  gap: 1.8rem;
}
.page-products .dl-step-panel[hidden] {
  display: none;
}
.page-products .dl-step-panel:not([hidden]) {
  animation: dl-step-in var(--dur) var(--ease) both;
}
@keyframes dl-step-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}
.page-products .dl-step-panel__copy {
  display: grid;
  gap: .9rem;
  align-content: start;
}
.page-products .dl-step-panel__copy .t-sub {
  margin: 0;
  color: var(--text-strong);
}

.page-products .dl-screen {
  padding: 1.1rem 1rem 1.2rem;
  border: 1px solid var(--line-sonar);
  border-radius: 16px;
  background: linear-gradient(165deg, rgba(33, 230, 208, .12), rgba(14, 26, 43, .92) 58%);
  box-shadow: 0 30px 70px -42px rgba(33, 230, 208, .6);
}
.page-products .dl-screen__bar {
  margin: 0 0 .7rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .16em;
  color: var(--text-dim);
}
.page-products .dl-screen__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: .75rem;
  padding: .6rem 0;
  border-top: 1px solid rgba(92, 106, 118, .22);
  font-size: .84rem;
  color: var(--text);
}
.page-products .dl-screen__row:first-of-type {
  border-top: 0;
}
.page-products .dl-screen__val {
  font-family: var(--font-mono);
  font-size: .86rem;
  color: var(--sonar-soft);
}
.page-products .dl-screen__val.is-hot {
  color: var(--coral);
}
.page-products .dl-screen__val.is-lime {
  color: var(--lime);
}

/* --- 订阅 --- */
.page-products .dl-subscribe__grid {
  display: grid;
  gap: 2.2rem;
}
.page-products .dl-targets {
  display: grid;
  gap: 1px;
  margin: 1.8rem 0 0;
  padding: 0;
  list-style: none;
  background: var(--dl-hair);
  border-radius: var(--dl-radius);
  overflow: hidden;
}
.page-products .dl-target {
  background: var(--ink-850);
  padding: 1.2rem 1.15rem;
}
.page-products .dl-target__k {
  margin: 0 0 .5rem;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .14em;
  color: var(--sonar);
}
.page-products .dl-target__d {
  margin: 0;
  font-size: .92rem;
  line-height: 1.72;
  color: var(--text);
}
.page-products .dl-subscribe__note {
  margin-top: 1.4rem;
  padding-left: 1rem;
  border-left: 2px solid var(--coral);
  color: var(--text-dim);
}

/* --- 榜单 --- */
.page-products .dl-board__grid {
  display: grid;
  gap: 2.4rem;
  margin-top: 1.8rem;
}
.page-products .dl-board__list {
  list-style: none;
  margin: 1.8rem 0 0;
  padding: 0;
}
.page-products .dl-board__list li {
  display: grid;
  gap: .35rem;
  padding: 1.05rem 0;
  border-top: 1px solid var(--dl-hair);
}
.page-products .dl-board__k {
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .14em;
  color: var(--coral);
}
.page-products .dl-board__d {
  font-size: .94rem;
  line-height: 1.75;
  color: var(--text);
}

/* --- 订阅管理 --- */
.page-products .dl-manage__lede {
  max-width: 46rem;
  margin-top: 1rem;
}
.page-products .dl-manage__grid {
  display: grid;
  gap: 0;
  margin-top: 1.8rem;
}
.page-products .dl-manage__item {
  padding: 1.6rem 0;
  border-top: 1px solid var(--dl-hair);
}
.page-products .dl-manage__idx {
  margin: 0 0 .6rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .18em;
  color: var(--sonar);
}
.page-products .dl-manage__item .t-sub {
  margin: 0 0 .7rem;
  color: var(--text-strong);
}

/* --- 小屏与大屏 --- */
.page-products .dl-split__grid {
  display: grid;
  gap: 2.4rem;
}
.page-products .dl-split__copy {
  display: grid;
  gap: 1rem;
  align-content: center;
  justify-items: start;
}
.page-products .dl-split__copy .t-section {
  margin: 0;
}
.page-products .dl-split__shot img {
  max-height: 30rem;
  object-position: center top;
}

/* --- 收束 --- */
.page-products .dl-outro__grid {
  display: grid;
  gap: 2.2rem;
}
.page-products .dl-outro__copy {
  display: grid;
  gap: 1rem;
  align-content: center;
}
.page-products .dl-outro__copy .t-section {
  margin: 0;
}
.page-products .dl-outro__links {
  display: flex;
  flex-wrap: wrap;
  gap: .8rem;
  margin-top: .6rem;
}
.page-products .dl-outro__art {
  margin: 0;
  position: relative;
  overflow: hidden;
  border-radius: var(--dl-radius);
}
.page-products .dl-outro__art img {
  display: block;
  width: 100%;
  height: auto;
  opacity: .8;
  mask-image: linear-gradient(90deg, rgba(0, 0, 0, .35), #000 45%);
  -webkit-mask-image: linear-gradient(90deg, rgba(0, 0, 0, .35), #000 45%);
}

/* ===== 响应式 ===== */
@media (min-width: 640px) {
  .page-products .dl-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-products .dl-targets {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-products .dl-platforms {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.6rem;
  }
  .page-products .dl-step-panel {
    grid-template-columns: minmax(0, 1fr) 232px;
    gap: 2.2rem;
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-products .dl-hero {
    padding-top: 3rem;
  }
  .page-products .dl-version__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
    gap: 3rem;
    align-items: center;
  }
  .page-products .dl-steps {
    display: grid;
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 2.4rem;
    align-items: start;
  }
  .page-products .dl-steps__seg {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }
  .page-products .dl-step-btn {
    white-space: normal;
    width: 100%;
  }
  .page-products .dl-steps__panels {
    margin-top: 0;
  }
  .page-products .dl-subscribe__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 3rem;
    align-items: center;
  }
  .page-products .dl-board__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, .92fr);
    gap: 3rem;
    align-items: start;
  }
  .page-products .dl-manage__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-products .dl-manage__item {
    padding: 1.7rem 1.5rem;
    border-top: 0;
    border-left: 1px solid var(--dl-hair);
  }
}

@media (min-width: 880px) {
  .page-products .dl-split__grid {
    grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
    gap: 3.4rem;
    align-items: center;
  }
  .page-products .dl-outro__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 400px);
    gap: 3rem;
    align-items: center;
  }
}

@media (max-width: 480px) {
  .page-products .dl-stat__v {
    font-size: 1.55rem;
  }
  .page-products .dl-step-panel {
    gap: 1.4rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .dl-step-panel:not([hidden]) {
    animation: none;
  }
  .page-products .dl-step-btn {
    transition: none;
  }
}