.page-products {
  --pp-gap: clamp(14px, 1.8vw, 24px);
  --pp-pad: clamp(20px, 2.4vw, 30px);
  --pp-sec-y: clamp(48px, 6vw, 88px);
  display: block;
  background: var(--ink);
  color: var(--on-ink);
  font-family: var(--f-sans);
  line-height: 1.75;
  overflow-x: hidden;
}

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

/* ---------- 首屏 ---------- */

.page-products .pp-hero {
  position: relative;
  padding: clamp(28px, 4.5vw, 64px) 0 clamp(40px, 6vw, 84px);
  background:
    radial-gradient(900px 460px at 88% -18%, rgba(255, 138, 31, .15), transparent 64%),
    radial-gradient(680px 380px at 4% 6%, rgba(23, 185, 138, .1), transparent 68%),
    var(--ink);
  border-bottom: 1px solid var(--line-ink);
}

.page-products .pp-hero__grid {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
  grid-template-columns: minmax(0, 1fr);
}

.page-products .pp-hero .breadcrumb {
  font-size: 13.5px;
}

.page-products .pp-hero__eyebrow {
  margin-top: 14px;
}

.page-products .pp-hero__title {
  margin: 12px 0 0;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(32px, 5.6vw, 66px);
  line-height: 1.08;
  letter-spacing: -.012em;
  color: var(--paper);
  max-width: 20ch;
}

.page-products .pp-hero__text {
  margin: 20px 0 0;
  max-width: 46ch;
  font-size: clamp(15px, 1.25vw, 17px);
  line-height: 1.78;
  color: var(--on-ink-dim);
}

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

.page-products .pp-ledger {
  padding: var(--pp-pad);
  border: 1px solid var(--line-ink-strong);
  border-radius: var(--r-xl);
  background: linear-gradient(180deg, var(--ink-2) 0%, var(--ink-3) 100%);
  box-shadow: var(--shadow-1);
}

.page-products .pp-ledger__label {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--amber-soft);
}

.page-products .pp-ledger__list {
  margin: 0;
}

.page-products .pp-ledger__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px dashed var(--line-ink);
}

.page-products .pp-ledger__row:last-child {
  border-bottom: 0;
}

.page-products .pp-ledger__row dt {
  font-size: 13px;
  color: var(--on-ink-dim);
  white-space: nowrap;
}

.page-products .pp-ledger__row dd {
  margin: 0;
  font-size: 15px;
  color: var(--on-ink);
  text-align: right;
}

.page-products .pp-ledger__value {
  color: var(--amber-soft);
}

.page-products .pp-ledger__note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line-ink);
  font-size: 13px;
  line-height: 1.7;
  color: var(--on-ink-dim);
}

@media (min-width: 1000px) {
  .page-products .pp-hero__grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(300px, .85fr);
    align-items: start;
  }
}

/* ---------- 通用区块头 ---------- */

.page-products .pp-section {
  padding: var(--pp-sec-y) 0;
}

.page-products .pp-sec__head {
  max-width: 64ch;
  margin-bottom: clamp(24px, 3.4vw, 40px);
}

.page-products .pp-sec__title {
  margin: 8px 0 0;
  font-family: var(--f-sans);
  font-weight: 900;
  font-size: clamp(23px, 3.1vw, 38px);
  line-height: 1.2;
  letter-spacing: -.008em;
  color: var(--paper);
}

.page-products .pp-sec__lead {
  margin: 14px 0 0;
  font-size: clamp(14px, 1.2vw, 16px);
  line-height: 1.8;
  color: var(--on-ink-dim);
}

.page-products .pp-sec__head--row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  max-width: none;
}

/* ---------- 状态仪表板 ---------- */

.page-products .pp-dash__grid {
  display: grid;
  gap: var(--pp-gap);
  grid-template-columns: minmax(0, 1fr);
}

.page-products .pp-stat {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: var(--pp-pad);
  border-radius: var(--r-lg);
  background: var(--ink-2);
  border: 1px solid var(--line-ink);
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-products .pp-stat:hover {
  border-color: var(--amber);
  box-shadow: var(--shadow-1);
}

.page-products .pp-stat__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.page-products .pp-stat__title {
  margin: 0;
  font-size: 17px;
  font-weight: 900;
  letter-spacing: .01em;
  color: var(--paper);
}

.page-products .pp-stat__text {
  margin: 0;
  flex: 1 1 auto;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--on-ink-dim);
}

.page-products .pp-stat__meta {
  margin: 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line-ink);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--amber-soft);
}

.page-products .pp-dash__media {
  margin: 0;
  overflow: hidden;
  border-radius: var(--r-xl);
  border: 1px solid var(--line-ink-strong);
  background: var(--ink-3);
  aspect-ratio: 16 / 10;
  min-height: 200px;
}

.page-products .pp-dash__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@media (min-width: 700px) {
  .page-products .pp-dash__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .pp-stat--wide {
    grid-column: span 2;
  }
}

@media (min-width: 1080px) {
  .page-products .pp-dash__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .pp-stat--wide {
    grid-column: span 2;
  }

  .page-products .pp-dash__media {
    grid-column: span 2;
    aspect-ratio: 16 / 10;
  }
}

/* ---------- 横向卡片带 ---------- */

.page-products .pp-band {
  padding: var(--pp-sec-y) 0;
  background: var(--ink-deep);
  border-top: 1px solid var(--line-ink);
  border-bottom: 1px solid var(--line-ink);
}

.page-products .pp-band__hint {
  margin: 0;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--mist);
}

.page-products .pp-band__track {
  display: flex;
  gap: var(--pp-gap);
  margin: 0;
  padding: 4px 0 18px;
  list-style: none;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  overscroll-behavior-x: contain;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--amber) rgba(233, 223, 204, .14);
}

.page-products .pp-band__track::-webkit-scrollbar {
  height: 6px;
}

.page-products .pp-band__track::-webkit-scrollbar-track {
  background: rgba(233, 223, 204, .1);
  border-radius: var(--pill);
}

.page-products .pp-band__track::-webkit-scrollbar-thumb {
  background: var(--amber);
  border-radius: var(--pill);
}

.page-products .pp-band__item {
  flex: 0 0 clamp(232px, 72vw, 296px);
  scroll-snap-align: start;
  padding: 22px;
  border-radius: var(--r-lg);
  background:
    linear-gradient(180deg, rgba(255, 138, 31, .08), rgba(255, 138, 31, 0)),
    var(--ink-2);
  border: 1px solid var(--line-ink);
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-products .pp-band__item:hover {
  border-color: var(--amber-soft);
  box-shadow: var(--shadow-1);
}

.page-products .pp-band__num {
  margin: 0;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--amber);
}

.page-products .pp-band__title {
  margin: 12px 0 8px;
  font-size: 17px;
  font-weight: 900;
  color: var(--paper);
}

.page-products .pp-band__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.74;
  color: var(--on-ink-dim);
}

/* ---------- 导航与收藏夹分组 ---------- */

.page-products .pp-archive__grid {
  display: grid;
  gap: clamp(24px, 3.4vw, 48px);
  grid-template-columns: minmax(0, 1fr);
}

.page-products .pp-archive__text {
  margin: 18px 0 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--on-ink-dim);
}

.page-products .pp-rules {
  margin: 22px 0 0;
  border-top: 1px solid var(--line-ink);
}

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

.page-products .pp-rules__row dt {
  font-size: 14px;
  font-weight: 900;
  color: var(--amber-soft);
}

.page-products .pp-rules__row dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--on-ink-dim);
}

.page-products .pp-archive__media {
  margin: 0;
  overflow: hidden;
  border-radius: var(--r-xl);
  border: 1px solid var(--line-ink-strong);
  background: var(--ink-3);
}

.page-products .pp-archive__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

@media (min-width: 560px) {
  .page-products .pp-rules__row {
    grid-template-columns: 76px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }
}

@media (min-width: 960px) {
  .page-products .pp-archive__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, .92fr);
    align-items: start;
  }
}

/* ---------- 品牌服务包（暖纸区） ---------- */

.page-products .pp-bundle {
  padding: var(--pp-sec-y) 0;
  background: var(--paper);
  color: var(--black);
}

.page-products .pp-bundle .pp-sec__title {
  color: var(--black);
}

.page-products .pp-bundle .pp-sec__lead {
  color: #4a5058;
}

.page-products .pp-bundle .eyebrow {
  color: #9A5200;
}

.page-products .pp-bundle__banner,
.page-products .pp-bundle__flat {
  margin: 0;
  overflow: hidden;
  border-radius: var(--r-xl);
  border: 1px solid var(--paper-2);
  background: #FFFDF8;
}

.page-products .pp-bundle__banner {
  margin-bottom: clamp(24px, 3.2vw, 36px);
}

.page-products .pp-bundle__banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
}

.page-products .pp-bundle__flat {
  margin-top: clamp(24px, 3.2vw, 36px);
}

.page-products .pp-bundle__flat img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.page-products .pp-files__jump {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 20px;
  font-size: 12.5px;
}

.page-products .pp-files__jump a {
  display: inline-block;
  padding: 6px 14px;
  border-radius: var(--pill);
  border: 1px solid var(--paper-2);
  background: #FFFDF8;
  color: #4a5058;
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-products .pp-files__jump a:hover,
.page-products .pp-files__jump a:focus-visible {
  border-color: var(--amber);
  color: #9A5200;
  background: #FFF6E9;
}

.page-products .pp-files {
  display: grid;
  gap: var(--pp-gap);
  grid-template-columns: minmax(0, 1fr);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-file {
  padding: 22px;
  border-radius: var(--r-lg);
  background: #FFFDF8;
  border: 1px solid var(--paper-2);
  scroll-margin-top: 92px;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-products .pp-file:hover,
.page-products .pp-file:target {
  border-color: var(--amber);
  box-shadow: 0 12px 28px rgba(11, 31, 51, .1);
}

.page-products .pp-file__tag {
  margin: 0;
  font-size: 12px;
  letter-spacing: .14em;
  color: #9A5200;
}

.page-products .pp-file__name {
  margin: 10px 0 8px;
  font-size: 16px;
  font-weight: 900;
  color: var(--black);
}

.page-products .pp-file__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.74;
  color: #4a5058;
}

@media (min-width: 640px) {
  .page-products .pp-files {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1080px) {
  .page-products .pp-files {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 下载与校验 ---------- */

.page-products .pp-steps {
  display: grid;
  gap: var(--pp-gap);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-steps__item {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 18px;
  padding: var(--pp-pad);
  border-radius: var(--r-lg);
  background: var(--ink-2);
  border: 1px solid var(--line-ink);
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-products .pp-steps__item:hover {
  border-color: var(--amber-soft);
  box-shadow: var(--shadow-1);
}

.page-products .pp-steps__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border-radius: var(--pill);
  border: 1px solid rgba(255, 138, 31, .42);
  background: rgba(255, 138, 31, .12);
  color: var(--amber-soft);
  font-size: 14px;
  letter-spacing: .02em;
}

.page-products .pp-steps__body {
  min-width: 0;
}

.page-products .pp-steps__title {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 900;
  color: var(--paper);
}

.page-products .pp-steps__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--on-ink-dim);
}

.page-products .pp-download__foot {
  margin: clamp(20px, 2.6vw, 30px) 0 0;
  padding: 16px 20px;
  border-radius: var(--r-sm);
  border: 1px dashed var(--line-ink-strong);
  font-size: 14px;
  line-height: 1.76;
  color: var(--on-ink-dim);
}

.page-products .pp-download__foot a {
  color: var(--amber-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

@media (min-width: 760px) {
  .page-products .pp-steps__item::after {
    content: "";
    position: absolute;
    left: calc(var(--pp-pad) + 23px);
    top: calc(var(--pp-pad) + 54px);
    bottom: calc(-1 * var(--pp-gap));
    width: 1px;
    background: linear-gradient(180deg, var(--line-ink-strong), transparent);
    pointer-events: none;
  }

  .page-products .pp-steps__item:last-child::after {
    content: none;
  }
}

/* ---------- 平板端更新记录视图 ---------- */

.page-products .pp-tablet__grid {
  display: grid;
  gap: clamp(24px, 3.4vw, 44px);
  grid-template-columns: minmax(0, 1fr);
}

.page-products .pp-split {
  display: grid;
  gap: 18px;
  grid-template-columns: minmax(0, 1fr);
  padding: var(--pp-pad);
  border-radius: var(--r-xl);
  background: var(--ink-2);
  border: 1px solid var(--line-ink);
}

.page-products .pp-split__semi {
  display: none;
  font-family: var(--f-display);
  font-size: 46px;
  line-height: .8;
  color: var(--amber);
}

.page-products .pp-split__label {
  margin: 0;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--mist);
}

.page-products .pp-split__title {
  margin: 10px 0 8px;
  font-size: 16px;
  font-weight: 900;
  color: var(--paper);
}

.page-products .pp-split__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.74;
  color: var(--on-ink-dim);
}

.page-products .pp-tablet__note {
  margin: 18px 0 0;
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--mist);
}

.page-products .pp-tablet__media {
  margin: 0;
  overflow: hidden;
  border-radius: var(--r-xl);
  border: 1px solid var(--line-ink-strong);
  background: var(--ink-3);
}

.page-products .pp-tablet__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

@media (min-width: 700px) {
  .page-products .pp-split {
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    align-items: start;
    gap: 22px;
  }

  .page-products .pp-split__semi {
    display: block;
  }
}

@media (min-width: 980px) {
  .page-products .pp-tablet__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr);
    align-items: center;
  }
}

/* ---------- 版本号与更新节奏 ---------- */

.page-products .pp-cadence__grid {
  display: grid;
  gap: clamp(24px, 3.4vw, 48px);
  grid-template-columns: minmax(0, 1fr);
}

.page-products .pp-cadence__text {
  margin: 18px 0 0;
  max-width: 42ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--on-ink-dim);
}

.page-products .pp-cadence__list {
  margin: 0;
  border-top: 1px solid var(--line-ink);
}

.page-products .pp-cadence__row {
  display: grid;
  gap: 6px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line-ink);
}

.page-products .pp-cadence__row dt {
  font-size: 14px;
  font-weight: 900;
  color: var(--amber-soft);
}

.page-products .pp-cadence__row dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--on-ink-dim);
}

.page-products .pp-cadence__row dd a,
.page-products .pp-cadence__foot a {
  color: var(--paper);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-products .pp-cadence__row dd a:hover,
.page-products .pp-cadence__foot a:hover {
  color: var(--amber-soft);
}

.page-products .pp-cadence__foot {
  margin: clamp(26px, 3.4vw, 44px) 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--line-ink);
  font-size: 14px;
  line-height: 1.82;
  color: var(--mist);
}

@media (min-width: 560px) {
  .page-products .pp-cadence__row {
    grid-template-columns: 170px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }
}

@media (min-width: 940px) {
  .page-products .pp-cadence__grid {
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
    align-items: start;
  }
}

/* ---------- 收尾 ---------- */

.page-products .pp-outro {
  padding: clamp(52px, 8vw, 118px) 0 clamp(56px, 9vw, 128px);
  background: var(--ink-deep);
  border-top: 1px solid var(--line-ink);
}

.page-products .pp-outro__text {
  max-width: 34ch;
  margin: 0;
  font-family: var(--f-display);
  font-size: clamp(20px, 2.4vw, 30px);
  line-height: 1.5;
  letter-spacing: -.006em;
  color: var(--paper);
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-stat,
  .page-products .pp-band__item,
  .page-products .pp-steps__item,
  .page-products .pp-file,
  .page-products .pp-files__jump a {
    transition: none;
  }

  .page-products .pp-band__track {
    scroll-behavior: auto;
  }
}