.page-products {
  --pr-shadow: 6px 6px 0 rgba(0, 0, 0, .5);
  --pr-shadow-sm: 4px 4px 0 rgba(0, 0, 0, .45);
  background: var(--yf-bg);
  color: var(--yf-ink);
  font-family: var(--yf-sans);
  font-size: 16px;
  line-height: 1.7;
  padding-bottom: clamp(56px, 9vw, 120px);
}

.page-products *,
.page-products *::before,
.page-products *::after {
  box-sizing: border-box;
}

.page-products p {
  margin: 0;
}

.page-products a {
  color: var(--yf-cyan);
}

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

.page-products [data-reveal].is-in {
  animation: pr-reveal .5s var(--yf-ease) both;
}

@keyframes pr-reveal {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}

/* ---------- 面包屑 ---------- */
.pr-crumb {
  margin-bottom: clamp(22px, 4vw, 44px);
}

.pr-crumb ol {
  display: flex;
  flex-wrap: wrap;
  margin: 0;
  padding: 0;
  list-style: none;
}

.pr-crumb li {
  font-family: var(--yf-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--yf-muted);
}

.pr-crumb li + li::before {
  content: "/";
  padding: 0 9px;
  color: var(--yf-line);
}

.pr-crumb a {
  color: var(--yf-muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--yf-ease), border-color .2s var(--yf-ease);
}

.pr-crumb a:hover {
  color: var(--yf-cyan);
  border-bottom-color: var(--yf-cyan);
}

/* ---------- 首屏 ---------- */
.pr-hero {
  position: relative;
  padding: clamp(24px, 4vw, 48px) var(--yf-gutter) clamp(36px, 5vw, 72px);
  border-bottom: 2px solid var(--yf-line);
  background:
    radial-gradient(110% 84% at 88% -12%, rgba(47, 232, 198, .18), transparent 60%),
    radial-gradient(86% 70% at 2% 112%, rgba(255, 78, 43, .14), transparent 62%),
    var(--yf-bg);
}

.pr-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 56px);
  align-items: end;
  max-width: var(--yf-wrap);
  margin: 0 auto;
}

.pr-hero__eyebrow {
  margin-bottom: 16px;
}

.pr-hero__title {
  margin: 0 0 20px;
  font-family: var(--yf-cond);
  font-weight: 300;
  font-size: clamp(31px, 5.6vw, 62px);
  line-height: 1.12;
  letter-spacing: .005em;
  color: var(--yf-ink);
}

.pr-hero__hl {
  display: inline-block;
  border-bottom: 4px solid var(--yf-orange);
  padding-bottom: 3px;
}

.pr-hero__sub {
  max-width: 56ch;
  color: rgba(233, 255, 248, .78);
  font-size: 15px;
  line-height: 1.85;
}

.pr-hero__stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2px;
  background: var(--yf-line);
  border: 2px solid var(--yf-line);
  box-shadow: var(--pr-shadow);
}

.pr-hero__stats li {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px 14px 18px;
  background: var(--yf-panel);
}

.pr-hero__statnum {
  font-family: var(--yf-mono);
  font-size: clamp(22px, 3vw, 38px);
  line-height: 1;
  letter-spacing: -.01em;
  color: var(--yf-cyan);
  border-bottom: 2px solid rgba(47, 232, 198, .38);
  padding-bottom: 7px;
}

.pr-hero__statnum--hot {
  color: var(--yf-orange);
  border-bottom-color: rgba(255, 78, 43, .42);
}

.pr-hero__statlabel {
  font-size: 12px;
  line-height: 1.5;
  letter-spacing: .06em;
  color: var(--yf-muted);
}

/* ---------- 外壳与章节索引 ---------- */
.pr-shell {
  max-width: var(--yf-wrap);
  margin: 0 auto;
  padding: 0 var(--yf-gutter);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
}

.pr-index {
  position: sticky;
  top: var(--yf-header-h);
  z-index: 6;
  padding: 12px 0 14px;
  background: linear-gradient(180deg, rgba(5, 19, 15, .97) 0%, rgba(5, 19, 15, .88) 68%, rgba(5, 19, 15, 0) 100%);
}

.pr-index__label {
  margin: 0 0 10px;
  font-family: var(--yf-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--yf-orange);
}

.pr-index__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 2px 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.pr-index__list::-webkit-scrollbar {
  display: none;
}

.pr-index__item {
  flex: 0 0 auto;
}

.pr-index__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  padding: 7px 12px;
  border: 2px solid var(--yf-line);
  background: var(--yf-panel);
  color: var(--yf-muted);
  font-size: 12px;
  text-decoration: none;
  transition: color .22s var(--yf-ease), border-color .22s var(--yf-ease);
}

.pr-index__link span {
  font-family: var(--yf-mono);
  font-size: 11px;
  color: var(--yf-line);
  transition: color .22s var(--yf-ease);
}

.pr-index__link:hover,
.pr-index__link[aria-current="true"] {
  color: var(--yf-cyan);
  border-color: var(--yf-cyan);
}

.pr-index__link[aria-current="true"] span,
.pr-index__link:hover span {
  color: var(--yf-cyan);
}

/* ---------- 章节骨架 ---------- */
.pr-sec {
  padding: clamp(46px, 7vw, 96px) 0 clamp(38px, 5vw, 72px);
  scroll-margin-top: calc(var(--yf-header-h) + 28px);
}

.pr-flow > .pr-sec + .pr-sec {
  border-top: 2px solid var(--yf-line);
}

.pr-sec__num {
  display: inline-block;
  margin-bottom: 14px;
  padding-bottom: 4px;
  font-family: var(--yf-mono);
  font-size: 11px;
  letter-spacing: .24em;
  color: var(--yf-orange);
  border-bottom: 2px solid var(--yf-orange);
}

.pr-sec__title {
  margin: 0 0 14px;
  font-family: var(--yf-cond);
  font-weight: 300;
  font-size: clamp(25px, 3.5vw, 42px);
  line-height: 1.18;
  max-width: 24ch;
  color: var(--yf-ink);
}

.pr-sec__kicker {
  max-width: 68ch;
  margin-bottom: clamp(24px, 3.6vw, 42px);
  font-size: 15px;
  color: rgba(233, 255, 248, .72);
}

.pr-exit {
  margin-top: clamp(24px, 3vw, 36px);
  padding-left: 14px;
  border-left: 3px solid var(--yf-line);
  font-size: 14px;
  color: var(--yf-muted);
}

.pr-exit a {
  color: var(--yf-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 232, 198, .45);
}

.pr-exit a:hover {
  border-bottom-color: var(--yf-cyan);
}

/* ---------- 图片容器 ---------- */
.pr-media {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 2px solid var(--yf-line);
  background: var(--yf-panel);
}

.pr-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.86) brightness(.84);
}

.pr-media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(152deg, rgba(5, 19, 15, .48) 0%, rgba(18, 70, 58, .26) 54%, rgba(5, 19, 15, .72) 100%);
}

.pr-media__label {
  position: absolute;
  left: 0;
  bottom: 0;
  z-index: 2;
  padding: 8px 14px;
  background: rgba(5, 19, 15, .86);
  border-top: 2px solid var(--yf-cyan);
  font-family: var(--yf-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--yf-cyan);
}

.pr-media--r14x9 { aspect-ratio: 14 / 9; }
.pr-media--r4x3 { aspect-ratio: 4 / 3; }
.pr-media--r8x5 { aspect-ratio: 8 / 5; }
.pr-media--r3x2 { aspect-ratio: 3 / 2; }
.pr-media--r5x6 { aspect-ratio: 5 / 6; }

.pr-media--lead {
  margin-bottom: clamp(22px, 3vw, 34px);
}

.pr-steps__fig {
  margin-bottom: clamp(20px, 3vw, 34px);
}

/* ---------- 三种进入方式 ---------- */
.pr-ways {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.pr-way {
  position: relative;
  padding: 22px 18px 24px;
  background: var(--yf-panel);
  border: 2px solid var(--yf-line);
  box-shadow: var(--pr-shadow-sm);
  transition: transform .24s var(--yf-ease), border-color .24s var(--yf-ease), box-shadow .24s var(--yf-ease);
}

.pr-way::before {
  content: "";
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  height: 4px;
  background: var(--yf-cyan);
}

.pr-way--b::before { background: var(--yf-orange); }
.pr-way--c::before { background: var(--yf-amber); }

.pr-way:hover {
  transform: translate(-3px, -3px);
  border-color: var(--yf-cyan);
  box-shadow: 8px 8px 0 rgba(0, 0, 0, .55);
}

.pr-way__tag {
  margin-bottom: 10px;
  font-family: var(--yf-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--yf-muted);
}

.pr-way__name {
  margin: 0 0 12px;
  font-family: var(--yf-cond);
  font-weight: 400;
  font-size: 24px;
  line-height: 1.2;
  color: var(--yf-ink);
}

.pr-way__text {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(233, 255, 248, .78);
}

.pr-way__list {
  list-style: none;
  margin: 18px 0 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--yf-line);
}

.pr-way__list li {
  position: relative;
  padding-left: 16px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--yf-muted);
}

.pr-way__list li + li {
  margin-top: 6px;
}

.pr-way__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 7px;
  height: 2px;
  background: var(--yf-cyan);
}

/* ---------- 适配矩阵 ---------- */
.pr-matrix-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 32px);
}

.pr-table-wrap {
  border: 2px solid var(--yf-line);
  background: var(--yf-panel);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.pr-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 14px;
}

.pr-table__cap {
  caption-side: top;
  text-align: left;
  padding: 14px 16px;
  font-family: var(--yf-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--yf-muted);
  border-bottom: 2px solid var(--yf-line);
}

.pr-table th,
.pr-table td {
  text-align: left;
  padding: 14px 16px;
  border-bottom: 1px solid var(--yf-line);
  vertical-align: middle;
}

.pr-table thead th {
  padding: 12px 16px;
  background: rgba(28, 58, 49, .55);
  border-bottom: 2px solid var(--yf-line);
  font-family: var(--yf-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: .14em;
  color: var(--yf-muted);
  white-space: nowrap;
}

.pr-table tbody tr:last-child td {
  border-bottom: 0;
}

.pr-table tbody tr:hover {
  background: rgba(47, 232, 198, .05);
}

.pr-table td:first-child {
  color: var(--yf-ink);
  font-weight: 500;
}

.pr-table td {
  color: rgba(233, 255, 248, .74);
}

.pr-grade {
  display: inline-block;
  min-width: 44px;
  padding: 4px 10px;
  text-align: center;
  font-family: var(--yf-mono);
  font-size: 12px;
  letter-spacing: .1em;
  border: 1px solid currentColor;
}

.pr-grade--steady {
  color: var(--yf-cyan);
  background: rgba(47, 232, 198, .12);
}

.pr-grade--good {
  color: var(--yf-amber);
  background: rgba(255, 179, 71, .12);
}

.pr-grade--ok {
  color: var(--yf-muted);
  background: rgba(124, 162, 150, .14);
}

/* ---------- 四步流程 ---------- */
.pr-steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.pr-step {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: clamp(14px, 2.5vw, 28px);
  padding: clamp(20px, 2.8vw, 32px) 0;
  border-bottom: 1px dashed var(--yf-line);
}

.pr-step:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.pr-step__no {
  align-self: start;
  font-family: var(--yf-mono);
  font-size: clamp(24px, 3vw, 32px);
  line-height: 1;
  color: var(--yf-cyan);
  border-bottom: 3px solid rgba(47, 232, 198, .38);
  padding-bottom: 7px;
}

.pr-step__title {
  margin: 0 0 10px;
  font-family: var(--yf-cond);
  font-weight: 400;
  font-size: clamp(19px, 2.2vw, 24px);
  line-height: 1.3;
  color: var(--yf-ink);
}

.pr-step__text {
  max-width: 72ch;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(233, 255, 248, .78);
}

.pr-step__more summary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  padding-bottom: 2px;
  list-style: none;
  cursor: pointer;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--yf-cyan);
  border-bottom: 1px solid rgba(47, 232, 198, .4);
}

.pr-step__more summary::-webkit-details-marker {
  display: none;
}

.pr-step__more summary::after {
  content: "+";
  font-family: var(--yf-mono);
}

.pr-step__more[open] summary::after {
  content: "–";
}

.pr-step__more p {
  max-width: 70ch;
  margin-top: 12px;
  padding: 12px 14px;
  background: var(--yf-panel);
  border-left: 3px solid var(--yf-amber);
  font-size: 13px;
  line-height: 1.8;
  color: rgba(233, 255, 248, .78);
}

/* ---------- 周末连看两场 ---------- */
.pr-weekend {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.4vw, 44px);
  align-items: start;
}

.pr-tips {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2px;
  background: var(--yf-line);
  border: 2px solid var(--yf-line);
}

.pr-tip {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  padding: 18px 16px 20px;
  background: var(--yf-panel);
}

.pr-tip__no {
  font-family: var(--yf-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--yf-orange);
  border-bottom: 2px solid rgba(255, 78, 43, .4);
  padding-bottom: 6px;
  align-self: start;
}

.pr-tip__title {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--yf-ink);
}

.pr-tip__text {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(233, 255, 248, .74);
}

/* ---------- 版本进展 ---------- */
.pr-log {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2px;
  border: 2px solid var(--yf-line);
  background: var(--yf-line);
  padding: 0;
}

.pr-log > .yf-log__item {
  background: var(--yf-panel);
  padding: 20px 18px 22px;
  margin: 0;
  border: 0;
  position: relative;
}

.pr-log > .yf-log__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--yf-line);
}

.pr-log > .yf-log__item--hot::before {
  background: var(--yf-cyan);
}

.pr-log .yf-log__mark {
  display: inline-block;
  margin-bottom: 8px;
  font-family: var(--yf-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--yf-cyan);
}

.pr-log .yf-log__item--hot .yf-log__mark {
  color: var(--yf-orange);
}

.pr-log .yf-log__meta {
  margin: 0 0 8px;
  font-family: var(--yf-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--yf-muted);
}

.pr-log .yf-log__title {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 600;
  color: var(--yf-ink);
}

.pr-log .yf-log__text {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(233, 255, 248, .74);
}

/* ---------- 排查三项 ---------- */
.pr-trouble {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 40px);
  align-items: start;
}

.pr-checks {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: none;
}

.pr-check {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: clamp(14px, 2vw, 24px);
  padding: clamp(18px, 2.4vw, 26px) 0;
  border-bottom: 1px solid var(--yf-line);
}

.pr-check:first-child {
  padding-top: 0;
}

.pr-check:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.pr-check__no {
  align-self: start;
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--yf-mono);
  font-size: 18px;
  color: var(--yf-bg);
  background: var(--yf-amber);
  border: 2px solid var(--yf-amber);
}

.pr-check__title {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 600;
  color: var(--yf-ink);
}

.pr-check__text {
  max-width: 68ch;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(233, 255, 248, .76);
}

.pr-cta {
  margin-top: clamp(28px, 4vw, 48px);
  padding: clamp(20px, 3vw, 30px);
  border: 2px solid var(--yf-line);
  background:
    linear-gradient(140deg, rgba(18, 70, 58, .55) 0%, rgba(11, 31, 25, .95) 62%),
    var(--yf-panel);
  box-shadow: var(--pr-shadow);
}

.pr-cta__text {
  max-width: 70ch;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(233, 255, 248, .84);
}

.pr-cta__row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-products {
    font-size: 16px;
  }

  .pr-hero__stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .pr-ways {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .pr-tips {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .pr-log {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .pr-hero__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
  }

  .pr-weekend {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  }

  .pr-trouble {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  }
}

@media (min-width: 1000px) {
  .pr-matrix-layout {
    grid-template-columns: minmax(0, 1.9fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 1080px) {
  .pr-shell {
    grid-template-columns: 172px minmax(0, 1fr);
    gap: clamp(28px, 3.6vw, 60px);
    align-items: start;
  }

  .pr-index {
    padding: clamp(64px, 8vw, 104px) 0 0;
    background: none;
    position: sticky;
    top: calc(var(--yf-header-h) + 24px);
  }

  .pr-index__label {
    padding-left: 15px;
    border-left: 2px solid var(--yf-orange);
  }

  .pr-index__list {
    display: block;
    padding: 0;
    overflow: visible;
  }

  .pr-index__item + .pr-index__item {
    margin-top: 2px;
  }

  .pr-index__link {
    display: flex;
    width: 100%;
    padding: 9px 0 9px 15px;
    border: 0;
    border-left: 2px solid var(--yf-line);
    background: none;
    font-size: 13px;
  }

  .pr-index__link:hover,
  .pr-index__link[aria-current="true"] {
    border-left-color: var(--yf-cyan);
    border-top-color: transparent;
    border-right-color: transparent;
    border-bottom-color: transparent;
  }

  .pr-step {
    grid-template-columns: 64px minmax(0, 1fr);
  }

  .pr-check {
    grid-template-columns: 68px minmax(0, 1fr);
  }
}

@media (min-width: 1240px) {
  .pr-hero {
    padding-left: calc(var(--yf-gutter) + 8px);
    padding-right: calc(var(--yf-gutter) + 8px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products *,
  .page-products *::before,
  .page-products *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }

  .pr-way:hover {
    transform: none;
  }
}