.page-products {
  --pp-gap: clamp(18px, 3vw, 32px);
  --pp-band-y: clamp(38px, 7vw, 76px);
  background: var(--c-cream);
  color: var(--c-ink);
  font-family: var(--font-body);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  position: relative;
  isolation: isolate;
  padding: 22px 0 clamp(30px, 6vw, 62px);
  color: var(--c-on-dark);
  background:
    radial-gradient(130% 100% at 6% 0%, var(--c-indigo-soft) 0%, rgba(44, 61, 114, 0) 58%),
    linear-gradient(162deg, var(--c-indigo) 0%, var(--c-indigo-deep) 100%);
  overflow: hidden;
}

.page-products .pp-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image: repeating-linear-gradient(90deg, rgba(244, 241, 232, 0.055) 0 1px, transparent 1px 78px);
}

.page-products .pp-hero .breadcrumb__link { color: var(--c-on-dark); }
.page-products .pp-hero .breadcrumb__link:hover { color: var(--c-gold); }
.page-products .pp-hero .breadcrumb__here { color: var(--c-gold-soft); }
.page-products .pp-hero .breadcrumb__sep { color: var(--c-on-dark-soft); }

.page-products .pp-hero__tag {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 18px 0 0;
}

.page-products .pp-hero__tagtext {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--c-on-dark-soft);
}

.page-products .pp-hero__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(36px, 9vw, 62px);
  line-height: 1.14;
  letter-spacing: 0.02em;
  color: var(--c-white);
}

.page-products .pp-hero__lead {
  max-width: 34em;
  margin: 16px 0 0;
  font-size: 17px;
  line-height: 1.9;
  color: var(--c-on-dark);
}

.page-products .pp-hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 26px 0 0;
}

.page-products .pp-hero__media {
  margin: clamp(24px, 4vw, 38px) 0 0;
  border: 1px solid rgba(244, 241, 232, 0.18);
  box-shadow: 0 22px 60px rgba(6, 11, 28, 0.42);
}

.page-products .media {
  display: block;
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-l);
  background: linear-gradient(150deg, var(--c-indigo-soft), var(--c-indigo-deep));
}

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

.page-products .pp-hero__facts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  border: 1px solid rgba(244, 241, 232, 0.2);
  border-radius: var(--radius-m);
  overflow: hidden;
  background: rgba(244, 241, 232, 0.2);
}

.page-products .pp-fact {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  background: var(--c-glass);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.page-products .pp-fact__num {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 22px;
  letter-spacing: 0.04em;
  color: var(--c-indigo);
}

.page-products .pp-fact__label {
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-slate);
}

/* ---------- 目录条 ---------- */
.page-products .pp-index {
  background: var(--c-indigo-deep);
  border-bottom: 1px solid rgba(244, 241, 232, 0.12);
}

.page-products .pp-index__list {
  display: flex;
  gap: 8px;
  padding: 12px 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-products .pp-index__link {
  flex: 0 0 auto;
  padding: 7px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-on-dark-soft);
  text-decoration: none;
  white-space: nowrap;
  border: 1px solid rgba(244, 241, 232, 0.18);
  border-radius: var(--radius-pill);
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .pp-index__link:hover,
.page-products .pp-index__link[aria-current="true"] {
  color: var(--c-indigo-deep);
  background: var(--c-gold);
  border-color: var(--c-gold);
}

/* ---------- 章节外壳 ---------- */
.page-products .pp-band {
  padding: var(--pp-band-y) 0;
  background: var(--c-cream);
}

.page-products .pp-band--deep {
  background: linear-gradient(180deg, var(--c-indigo) 0%, var(--c-indigo-deep) 100%);
  color: var(--c-on-dark);
}

.page-products .pp-head {
  max-width: 42em;
  margin-bottom: clamp(22px, 4vw, 40px);
}

.page-products .pp-head__no {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--c-gold);
}

.page-products .pp-head__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 4.6vw, 38px);
  line-height: 1.24;
  letter-spacing: 0.01em;
  color: var(--c-ink);
}

.page-products .pp-head__lead {
  max-width: 34em;
  margin: 12px 0 0;
  font-size: 16px;
  line-height: 1.9;
  color: var(--c-slate);
}

.page-products .pp-band--deep .pp-head__title { color: var(--c-white); }
.page-products .pp-band--deep .pp-head__lead { color: var(--c-on-dark); }

.page-products .pp-link {
  color: var(--c-gold);
  text-decoration: none;
  border-bottom: 1px dashed rgba(227, 168, 59, 0.6);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .pp-link:hover {
  color: var(--c-gold-soft);
  border-bottom-style: solid;
  border-bottom-color: var(--c-gold-soft);
}

/* ---------- 两栏服务线 ---------- */
.page-products .pp-lines {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-gap);
  align-items: start;
}

.page-products .pp-line {
  padding: clamp(20px, 3vw, 30px);
  background: var(--c-white);
  border-top: 5px solid var(--c-jade);
  border-radius: var(--radius-l);
  box-shadow: var(--shadow-card);
}

.page-products .pp-line--fb { border-top-color: var(--c-gold); }

.page-products .pp-line__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  padding: 5px 12px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--c-indigo);
  background: var(--c-jade-soft);
  border-radius: var(--radius-pill);
}

.page-products .pp-line__badge::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--c-jade);
}

.page-products .pp-line__badge--gold { background: var(--c-gold-soft); }
.page-products .pp-line__badge--gold::before { background: var(--c-gold); }

.page-products .pp-line__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 2.6vw, 24px);
  line-height: 1.35;
  color: var(--c-indigo);
}

.page-products .pp-line__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-products .pp-line__item {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-ink);
}

.page-products .pp-line__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--c-jade-soft);
  border: 1px solid var(--c-jade);
}

.page-products .pp-line--fb .pp-line__item::before {
  background: var(--c-gold-soft);
  border-color: var(--c-gold);
}

.page-products .pp-line__meta {
  margin: 18px 0 0;
  padding: 12px 0 0 14px;
  border-top: 1px dashed rgba(44, 61, 114, 0.2);
  border-left: 3px solid var(--c-jade-soft);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--c-slate);
}

.page-products .pp-line--fb .pp-line__meta { border-left-color: var(--c-gold-soft); }

.page-products .pp-line__foot { margin: 18px 0 0; }

/* ---------- 交错双栏 ---------- */
.page-products .pp-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 4vw, 42px);
  align-items: center;
}

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

.page-products .pp-split__note {
  margin: 22px 0 0;
  font-size: 15px;
  line-height: 1.8;
}

/* ---------- 桌面端三项能力 ---------- */
.page-products .pp-caps {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-products .pp-cap {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "no name"
    "no desc";
  column-gap: 14px;
  row-gap: 4px;
  padding: 14px 16px;
  background: var(--c-glass);
  border: 1px solid rgba(44, 61, 114, 0.14);
  border-radius: var(--radius-m);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.page-products .pp-cap__no {
  grid-area: no;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.06em;
  color: var(--c-gold);
}

.page-products .pp-cap__name {
  grid-area: name;
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--c-indigo);
}

.page-products .pp-cap__desc {
  grid-area: desc;
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--c-slate);
}

/* ---------- 8 项适配条目 ---------- */
.page-products .pp-items {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: clamp(26px, 4vw, 40px) 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-item {
  display: flex;
  flex-direction: column;
  gap: 7px;
  padding: 18px;
  background: var(--c-white);
  border: 1px solid rgba(44, 61, 114, 0.1);
  border-radius: var(--radius-m);
  box-shadow: 0 6px 18px rgba(12, 20, 48, 0.06);
}

.page-products .pp-item__no {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--c-jade);
}

.page-products .pp-item__name {
  margin: 0 0 4px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--c-indigo);
}

.page-products .pp-item__row {
  display: grid;
  grid-template-columns: 4.6em 1fr;
  gap: 6px;
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-ink);
}

.page-products .pp-item__key {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-slate);
  padding-top: 2px;
}

/* ---------- 版本对照 ---------- */
.page-products .pp-ver__media {
  margin: 0 0 clamp(22px, 3vw, 34px);
  border: 1px solid rgba(244, 241, 232, 0.16);
}

.page-products .pp-ver {
  display: grid;
  gap: clamp(20px, 3.4vw, 34px);
}

.page-products .pp-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  background: rgba(244, 241, 232, 0.06);
  border: 1px solid rgba(244, 241, 232, 0.16);
  border-radius: var(--radius-m);
}

.page-products .pp-table {
  width: 100%;
  min-width: 460px;
  border-collapse: collapse;
  font-size: 14.5px;
}

.page-products .pp-table caption {
  padding: 14px 16px 6px;
  text-align: left;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--c-on-dark-soft);
}

.page-products .pp-table th,
.page-products .pp-table td {
  padding: 13px 16px;
  text-align: left;
  vertical-align: top;
  border-top: 1px solid rgba(244, 241, 232, 0.14);
  color: var(--c-on-dark);
  line-height: 1.7;
}

.page-products .pp-table thead th {
  border-top: 0;
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--c-gold-soft);
}

.page-products .pp-table tbody th {
  font-family: var(--font-mono);
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--c-gold);
}

.page-products .pp-table tbody tr:hover { background: rgba(227, 168, 59, 0.1); }

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

.page-products .pp-view {
  padding: 18px 20px;
  background: var(--c-glass);
  border: 1px solid rgba(44, 61, 114, 0.16);
  border-radius: var(--radius-m);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  color: var(--c-ink);
}

.page-products .pp-view h3 {
  margin: 0 0 14px;
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--c-indigo);
}

.page-products .pp-timeline {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-timeline li {
  position: relative;
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 12px;
  padding: 9px 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-ink);
}

.page-products .pp-timeline li::before {
  content: "";
  position: absolute;
  left: 47px;
  top: 17px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--c-jade);
  box-shadow: 0 0 0 3px rgba(111, 175, 149, 0.22);
}

.page-products .pp-timeline li::after {
  content: "";
  position: absolute;
  left: 51px;
  top: 28px;
  bottom: -9px;
  width: 1px;
  background: rgba(44, 61, 114, 0.24);
}

.page-products .pp-timeline li:last-child::after { display: none; }

.page-products .pp-tl__year {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--c-slate);
}

.page-products .pp-tl__text strong {
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--c-indigo);
}

.page-products .pp-device {
  padding: 12px 0;
  border-top: 1px solid rgba(44, 61, 114, 0.14);
}

.page-products .pp-device:first-of-type {
  padding-top: 0;
  border-top: 0;
}

.page-products .pp-device__name {
  margin: 0 0 4px;
  font-size: 14.5px;
  font-weight: 700;
  color: var(--c-indigo);
}

.page-products .pp-device__meta {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--c-slate);
}

.page-products .pp-note {
  margin: 26px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-slate);
}

.page-products .pp-band--deep .pp-note { color: var(--c-on-dark); }

/* ---------- 四步流程 ---------- */
.page-products .pp-flow {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 4vw, 40px);
  align-items: start;
}

.page-products .pp-flow__media { border-radius: var(--radius-l); }

.page-products .pp-flow__steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 16px;
}

.page-products .pp-step {
  position: relative;
  padding: 18px 20px 16px;
  background: var(--c-white);
  border-left: 5px solid var(--c-gold);
  border-radius: 0 var(--radius-m) var(--radius-m) 0;
  box-shadow: 0 6px 18px rgba(12, 20, 48, 0.07);
}

.page-products .pp-step::before {
  content: "";
  position: absolute;
  top: -8px;
  left: 26px;
  width: 34px;
  height: 8px;
  border-radius: 4px 4px 0 0;
  background: var(--c-gold);
}

.page-products .pp-step__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--c-jade);
}

.page-products .pp-step__name {
  margin: 6px 0 6px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--c-indigo);
}

.page-products .pp-step__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--c-slate);
}

/* ---------- 系统要求 ---------- */
.page-products .pp-req {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-gap);
}

.page-products .pp-req__card {
  padding: clamp(20px, 3vw, 28px);
  background: var(--c-white);
  border-radius: var(--radius-l);
  box-shadow: var(--shadow-card);
  border-top: 5px solid var(--c-indigo-soft);
}

.page-products .pp-req__card:nth-child(2) { border-top-color: var(--c-jade); }

.page-products .pp-req__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 19px;
  line-height: 1.4;
  color: var(--c-indigo);
}

.page-products .pp-req__head span {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-slate);
}

.page-products .pp-req__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-req__row {
  display: grid;
  grid-template-columns: 5.4em 1fr;
  gap: 10px;
  padding: 10px 0;
  border-top: 1px dashed rgba(44, 61, 114, 0.18);
  font-size: 14.5px;
  line-height: 1.72;
}

.page-products .pp-req__row:first-child { border-top: 0; padding-top: 0; }

.page-products .pp-req__key {
  font-size: 13px;
  color: var(--c-slate);
  padding-top: 2px;
}

/* ---------- 卡住了怎么办 ---------- */
.page-products .pp-help {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-gap);
}

.page-products .pp-help__card {
  display: block;
  padding: clamp(20px, 3vw, 28px);
  text-decoration: none;
  background: var(--c-glass);
  border: 1px solid rgba(244, 241, 232, 0.22);
  border-radius: var(--radius-l);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .pp-help__card:hover {
  transform: translateY(-3px);
  background: var(--c-gold-soft);
  border-color: var(--c-gold);
}

.page-products .pp-help__cardtitle {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--c-indigo);
}

.page-products .pp-help__cardtext {
  margin: 0 0 16px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--c-ink);
}

.page-products .pp-help__go {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--c-indigo);
  border-bottom: 1px solid rgba(22, 34, 74, 0.35);
  padding-bottom: 2px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .pp-hero__facts { grid-template-columns: repeat(3, 1fr); }
  .page-products .pp-items { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 760px) {
  .page-products .pp-req { grid-template-columns: repeat(2, 1fr); }
  .page-products .pp-help { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 820px) {
  .page-products .pp-views { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 900px) {
  .page-products .pp-lines { grid-template-columns: 7fr 5fr; }
  .page-products .pp-split--a { grid-template-columns: 5fr 7fr; }
  .page-products .pp-split--b { grid-template-columns: 7fr 5fr; }
  .page-products .pp-flow { grid-template-columns: 5fr 7fr; }
  .page-products .pp-ver { grid-template-columns: 1fr; }
}

@media (min-width: 1080px) {
  .page-products .pp-items { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 480px) {
  .page-products .pp-hero__cta .btn { width: 100%; text-align: center; }
  .page-products .pp-item__row { grid-template-columns: 4.2em 1fr; }
  .page-products .pp-req__row { grid-template-columns: 4.6em 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-help__card { transition: none; }
  .page-products .pp-help__card:hover { transform: none; }
}