.page-products {
  --pf-section-y: clamp(56px, 7vw, 104px);
}

/* ============ 首屏 ============ */
.page-products .pf-hero {
  position: relative;
  overflow: hidden;
  background: var(--deep-sea);
  color: var(--mist);
  padding: clamp(28px, 4vw, 44px) 0 clamp(52px, 7vw, 88px);
}

.page-products .pf-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(24deg, transparent 0 70px, rgba(242, 193, 78, 0.07) 70px 71px);
  pointer-events: none;
}

.page-products .pf-hero::after {
  content: "";
  position: absolute;
  width: min(560px, 80vw);
  height: min(560px, 80vw);
  right: -160px;
  top: -200px;
  background: radial-gradient(circle, rgba(242, 193, 78, 0.22), transparent 66%);
  pointer-events: none;
}

.page-products .pf-hero > .shell {
  position: relative;
  z-index: 1;
}

.page-products .pf-hero .breadcrumb,
.page-products .pf-hero .breadcrumb__list,
.page-products .pf-hero .breadcrumb__item,
.page-products .pf-hero .breadcrumb__item a {
  color: rgba(244, 247, 250, 0.68);
}

.page-products .pf-hero .breadcrumb__item a:hover {
  color: var(--gold);
}

.page-products .pf-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  margin-top: clamp(20px, 3vw, 36px);
}

.page-products .pf-hero h1 {
  margin: 14px 0 0;
  font-size: clamp(32px, 5.6vw, 56px);
  line-height: 1.08;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #fff;
}

.page-products .pf-hero__lead {
  margin: 22px 0 0;
  max-width: 58ch;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.78;
  color: rgba(244, 247, 250, 0.84);
}

.page-products .pf-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.page-products .pf-hero__card {
  align-self: end;
  padding: 22px 22px 24px;
  background: rgba(11, 74, 114, 0.58);
  border: 1px solid rgba(242, 193, 78, 0.38);
  clip-path: var(--bevel);
}

.page-products .pf-hero__card-title {
  margin: 0 0 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(200, 214, 225, 0.24);
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-products .pf-hero__facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .pf-hero__facts li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 14px;
}

.page-products .pf-hero__facts .mono {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: rgba(244, 247, 250, 0.6);
}

.page-products .pf-hero__facts strong {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
}

/* ============ 服务能力 ============ */
.page-products .pf-caps {
  padding: var(--pf-section-y) 0;
  background: var(--mist);
}

.page-products .pf-caps__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
  margin-top: 36px;
}

.page-products .pf-caps__list {
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-products .pf-cap {
  background: var(--paper);
  border-left: 4px solid var(--line);
  clip-path: var(--bevel-sm);
  transition: border-color var(--t) var(--ease), transform var(--t) var(--ease);
}

.page-products .pf-cap--gold { border-left-color: var(--gold); }
.page-products .pf-cap--mint { border-left-color: var(--mint); }
.page-products .pf-cap--trench { border-left-color: var(--trench); }
.page-products .pf-cap--coral { border-left-color: var(--coral); }

.page-products .pf-cap[open] {
  transform: translateX(2px);
}

.page-products .pf-cap__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: baseline;
  gap: 4px 14px;
  padding: 18px 20px;
  cursor: pointer;
  list-style: none;
}

.page-products .pf-cap__head::-webkit-details-marker { display: none; }

.page-products .pf-cap__idx {
  grid-row: 1;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--slate);
}

.page-products .pf-cap__title {
  grid-row: 1;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-products .pf-cap__title::after {
  content: "＋";
  float: right;
  font-weight: 400;
  color: var(--slate);
  transition: color var(--t) var(--ease);
}

.page-products .pf-cap[open] .pf-cap__title::after {
  content: "－";
  color: var(--gold-deep);
}

.page-products .pf-cap__hint {
  grid-column: 2;
  grid-row: 2;
  font-size: 13px;
  line-height: 1.6;
  color: var(--slate);
}

.page-products .pf-cap__body {
  padding: 0 20px 20px;
  border-top: 1px solid var(--line);
  margin-top: 4px;
  padding-top: 16px;
}

.page-products .pf-cap__body p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
}

.page-products .pf-cap__fit {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-size: 14px;
  color: var(--slate);
}

.page-products .pf-caps__visual {
  margin: 0;
}

.page-products .pf-caps__caption {
  display: block;
  margin-top: 14px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--slate);
}

/* ============ V4 变化横滑 ============ */
.page-products .pf-v4 {
  padding: var(--pf-section-y) 0;
  background: var(--deep-sea);
  color: var(--mist);
  overflow: hidden;
}

.page-products .pf-v4 .section-head__title {
  color: #fff;
}

.page-products .pf-v4 .section-head__note {
  color: var(--gold);
}

.page-products .pf-v4__track {
  display: flex;
  gap: 16px;
  margin: 32px 0 0;
  padding: 4px var(--gutter) 22px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
}

.page-products .pf-v4__card {
  flex: 0 0 auto;
  width: min(272px, 76vw);
  scroll-snap-align: start;
  padding: 24px 22px 26px;
  background: rgba(11, 74, 114, 0.5);
  border: 1px solid rgba(200, 214, 225, 0.2);
  clip-path: var(--bevel);
  transition: border-color var(--t) var(--ease), background-color var(--t) var(--ease);
}

.page-products .pf-v4__card:hover {
  border-color: var(--gold);
  background: rgba(11, 74, 114, 0.78);
}

.page-products .pf-v4__num {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold);
}

.page-products .pf-v4__title {
  margin: 14px 0 10px;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: #fff;
}

.page-products .pf-v4__card p:last-child {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(244, 247, 250, 0.76);
}

/* ============ 两步登录 ============ */
.page-products .pf-steps {
  padding: var(--pf-section-y) 0;
  background: var(--trench);
  color: var(--mist);
}

.page-products .pf-steps .section-head__title { color: #fff; }
.page-products .pf-steps .section-head__note { color: var(--mint); }

.page-products .pf-steps__lead {
  max-width: 66ch;
  margin: 28px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(244, 247, 250, 0.84);
}

.page-products .pf-steps__figure {
  margin: 32px 0 0;
}

.page-products .pf-steps__figure .media-frame {
  background: rgba(6, 40, 63, 0.6);
  border: 1px solid rgba(242, 193, 78, 0.32);
}

.page-products .pf-steps__list {
  position: relative;
  list-style: none;
  margin: 36px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-products .pf-step__box {
  background: rgba(6, 40, 63, 0.55);
  border: 1px solid rgba(200, 214, 225, 0.22);
  clip-path: var(--bevel-sm);
}

.page-products .pf-step__box[open] {
  border-color: var(--gold);
}

.page-products .pf-step__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  padding: 18px 20px;
  cursor: pointer;
  list-style: none;
}

.page-products .pf-step__head::-webkit-details-marker { display: none; }

.page-products .pf-step__badge {
  font-size: 12px;
  letter-spacing: 0.12em;
  padding: 3px 9px;
  color: var(--deep-sea);
  background: var(--gold);
  clip-path: var(--bevel-sm);
}

.page-products .pf-step__name {
  flex: 1 1 auto;
  font-size: 18px;
  font-weight: 700;
  color: #fff;
}

.page-products .pf-step__time {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mint);
}

.page-products .pf-step__body {
  padding: 0 20px 20px;
}

.page-products .pf-step__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(244, 247, 250, 0.82);
}

.page-products .pf-steps__note {
  margin: 22px 0 0;
  padding-left: 16px;
  border-left: 3px solid var(--mint);
  font-size: 14px;
  line-height: 1.7;
  color: rgba(244, 247, 250, 0.78);
}

/* ============ 下载安装 ============ */
.page-products .pf-install {
  padding: var(--pf-section-y) 0;
  background: var(--mist);
}

.page-products .pf-install__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
}

.page-products .pf-install__figure {
  margin: 0;
}

.page-products .pf-install__text > p {
  margin: 26px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink);
}

.page-products .pf-paths {
  display: grid;
  gap: 12px;
  margin-top: 26px;
}

.page-products .pf-path {
  background: var(--paper);
  border: 1px solid var(--line);
  clip-path: var(--bevel-sm);
}

.page-products .pf-path[open] {
  border-color: var(--gold-deep);
}

.page-products .pf-path__head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 18px;
  cursor: pointer;
  list-style: none;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
}

.page-products .pf-path__head::-webkit-details-marker { display: none; }

.page-products .pf-path__idx {
  flex: 0 0 auto;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  font-size: 12px;
  color: #fff;
  background: var(--trench);
  clip-path: var(--bevel-sm);
}

.page-products .pf-path__body {
  padding: 0 18px 18px;
}

.page-products .pf-path__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate);
}

.page-products .pf-install__facts {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-products .pf-install__facts li {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink);
}

.page-products .pf-install__facts li:first-child {
  border-top: 1px solid var(--line);
}

.page-products .pf-install__facts .mono {
  flex: 0 0 92px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--slate);
}

/* ============ 版本对比 ============ */
.page-products .pf-compare {
  padding: var(--pf-section-y) 0;
  background: var(--paper);
}

.page-products .pf-compare__figure {
  margin: 34px 0 0;
}

.page-products .pf-compare__scroll {
  margin-top: 30px;
  overflow-x: auto;
  border: 1px solid var(--line);
  clip-path: var(--bevel);
}

.page-products .pf-compare__table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .pf-compare__table caption {
  text-align: left;
}

.page-products .pf-compare__table thead th {
  padding: 16px 18px;
  text-align: left;
  font-size: 13px;
  letter-spacing: 0.1em;
  font-weight: 700;
  color: var(--mist);
  background: var(--deep-sea);
}

.page-products .pf-compare__table thead th:nth-child(3) {
  color: var(--gold);
}

.page-products .pf-compare__table tbody th {
  padding: 15px 18px;
  text-align: left;
  font-weight: 600;
  color: var(--ink);
  background: var(--mist);
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

.page-products .pf-compare__table tbody td {
  padding: 15px 18px;
  line-height: 1.65;
  color: var(--slate);
  border-bottom: 1px solid var(--line);
}

.page-products .pf-compare__table tbody tr:last-child th,
.page-products .pf-compare__table tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .pf-compare__win {
  color: var(--ink) !important;
  font-weight: 600;
  background: rgba(62, 207, 168, 0.1);
  box-shadow: inset 3px 0 0 var(--mint);
}

.page-products .pf-compare__note {
  margin: 24px 0 0;
  max-width: 70ch;
  font-size: 14px;
  line-height: 1.78;
  color: var(--slate);
}

/* ============ 不同人群 ============ */
.page-products .pf-audience {
  padding: var(--pf-section-y) 0;
  background: var(--mist);
}

.page-products .pf-audience__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
}

.page-products .pf-audience__items {
  display: grid;
  gap: 18px;
  margin-top: 30px;
}

.page-products .pf-audience__item {
  padding: 22px 22px 24px;
  background: var(--paper);
  border-left: 3px solid var(--gold);
  clip-path: var(--bevel-sm);
  transition: transform var(--t) var(--ease), box-shadow var(--t) var(--ease);
}

.page-products .pf-audience__item:nth-child(2) { border-left-color: var(--mint); }
.page-products .pf-audience__item:nth-child(3) { border-left-color: var(--coral); }

.page-products .pf-audience__item:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 30px rgba(6, 40, 63, 0.12);
}

.page-products .pf-audience__label {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--slate);
}

.page-products .pf-audience__item h3 {
  margin: 10px 0 10px;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-products .pf-audience__item p {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.76;
  color: var(--slate);
}

.page-products .pf-audience__figure {
  margin: 0;
}

/* ============ 收束 ============ */
.page-products .pf-cta {
  padding: 0 0 clamp(56px, 7vw, 96px);
  background: var(--mist);
}

.page-products .pf-cta__panel {
  position: relative;
  overflow: hidden;
  padding: clamp(30px, 4vw, 52px);
  background: var(--deep-sea);
  color: var(--mist);
  clip-path: var(--bevel);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

.page-products .pf-cta__panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(24deg, transparent 0 54px, rgba(62, 207, 168, 0.08) 54px 55px);
  pointer-events: none;
}

.page-products .pf-cta__text,
.page-products .pf-cta__actions {
  position: relative;
  z-index: 1;
}

.page-products .pf-cta__text .kicker {
  color: var(--gold);
}

.page-products .pf-cta__text h2 {
  margin: 12px 0 0;
  font-size: clamp(24px, 3.4vw, 34px);
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #fff;
}

.page-products .pf-cta__text p {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(244, 247, 250, 0.82);
}

.page-products .pf-cta__actions {
  display: grid;
  gap: 12px;
  align-content: center;
}

/* ============ 响应式 ============ */
@media (min-width: 760px) {
  .page-products .pf-caps__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .pf-install__facts li {
    align-items: baseline;
  }

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

  .page-products .pf-audience__item:first-child {
    grid-column: 1 / -1;
  }

  .page-products .pf-cta__panel {
    grid-template-columns: minmax(0, 1.5fr) minmax(220px, 0.9fr);
  }
}

@media (min-width: 1000px) {
  .page-products .pf-hero__grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(272px, 0.72fr);
    gap: 56px;
    align-items: end;
  }

  .page-products .pf-caps__grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 0.75fr);
    gap: 44px;
    align-items: start;
  }

  .page-products .pf-caps__visual {
    position: sticky;
    top: calc(var(--header-total) + 24px);
  }

  .page-products .pf-v4__track {
    padding-left: max(var(--gutter), calc((100% - var(--shell)) / 2));
    padding-right: max(var(--gutter), calc((100% - var(--shell)) / 2));
  }

  .page-products .pf-steps__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .page-products .pf-steps__list::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: -18px;
    height: 2px;
    background: linear-gradient(90deg, var(--mint) 0%, var(--gold) 55%, rgba(200, 214, 225, 0.24) 100%);
  }

  .page-products .pf-install__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
    gap: 48px;
    align-items: start;
  }

  .page-products .pf-audience__grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.8fr);
    gap: 48px;
    align-items: start;
  }

  .page-products .pf-audience__figure {
    position: sticky;
    top: calc(var(--header-total) + 24px);
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-products .pf-cap,
  .page-products .pf-v4__card,
  .page-products .pf-audience__item {
    transition: none;
  }

  .page-products .pf-audience__item:hover {
    transform: none;
  }
}