.page-products {
  display: block;
  background: var(--night);
  color: var(--mist);
  font-family: var(--font-body);
  overflow-x: clip;
}

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

/* ---------- 首屏 ---------- */
.page-products .pf-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 5vw, 58px) 0 clamp(32px, 6vw, 74px);
  background:
    radial-gradient(110% 84% at 8% -12%, rgba(47, 107, 224, .38), transparent 58%),
    radial-gradient(72% 62% at 96% 4%, rgba(255, 92, 122, .16), transparent 62%),
    linear-gradient(180deg, #0B1330 0%, var(--night) 74%);
}

.page-products .pf-hero::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cobalt), var(--cobalt-bright) 42%, var(--gold) 72%, var(--neon));
  opacity: .7;
}

.page-products .pf-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: .82rem;
  color: var(--mist);
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-products .pf-crumb a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid var(--line-dark-2);
}

.page-products .pf-crumb a:hover {
  color: var(--cream);
  border-color: var(--gold);
}

.page-products .pf-crumb span[aria-current] {
  color: var(--cream);
}

.page-products .pf-eyebrow {
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .16em;
  color: var(--gold);
  margin: 0;
}

.page-products .pf-hero h1 {
  font-family: var(--font-head);
  font-weight: 800;
  letter-spacing: -.02em;
  font-size: clamp(1.85rem, 6.4vw, 3.15rem);
  line-height: 1.18;
  color: var(--cream);
  margin: .5em 0 .55em;
  max-width: 20ch;
}

.page-products .pf-lede {
  font-size: clamp(1rem, 1.6vw, 1.12rem);
  line-height: 1.9;
  color: var(--mist);
  max-width: 60ch;
  margin: 0;
}

.page-products .pf-hero-stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line-dark);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-m);
  overflow: hidden;
  margin-top: clamp(24px, 4vw, 42px);
}

.page-products .pf-stat {
  background: rgba(10, 16, 48, .74);
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.page-products .pf-stat-num {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3.2vw, 2rem);
  font-weight: 600;
  line-height: 1;
  color: var(--gold);
}

.page-products .pf-stat-label {
  font-size: .86rem;
  line-height: 1.6;
  color: var(--mist);
}

@media (min-width: 640px) {
  .page-products .pf-hero-stats {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ---------- 章节 ---------- */
.page-products .pf-section {
  position: relative;
  padding: clamp(40px, 7vw, 88px) 0;
}

.page-products .pf-section + .pf-section {
  border-top: 1px solid var(--line-dark);
}

.page-products .pf-section .section-band {
  margin-bottom: clamp(20px, 3.2vw, 34px);
}

.page-products .pf-section .band-index {
  font-family: var(--font-mono);
}

.page-products .pf-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 42px);
  align-items: start;
}

.page-products .pf-prose p {
  font-size: 1rem;
  line-height: 1.9;
  color: var(--mist);
  margin: 0 0 1.05em;
  max-width: 62ch;
}

.page-products .pf-prose p:last-child {
  margin-bottom: 0;
}

.page-products .pf-prose a {
  color: var(--cobalt-bright);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 107, 224, .55);
}

.page-products .pf-prose a:hover {
  color: var(--cream);
  border-color: var(--gold);
}

.page-products .pf-intro {
  font-size: 1rem;
  line-height: 1.9;
  color: var(--mist);
  max-width: 62ch;
  margin: 0 0 clamp(20px, 3vw, 32px);
}

.page-products .pf-tail {
  font-size: .95rem;
  line-height: 1.9;
  color: var(--mist);
  margin: clamp(20px, 3vw, 30px) 0 0;
  max-width: 68ch;
}

.page-products .pf-tail a {
  color: var(--cobalt-bright);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 107, 224, .55);
}

.page-products .pf-tail a:hover {
  color: var(--cream);
  border-color: var(--gold);
}

@media (min-width: 900px) {
  .page-products .pf-split {
    grid-template-columns: 1.05fr .95fr;
  }
  .page-products .pf-split--tall {
    grid-template-columns: minmax(0, 300px) 1fr;
  }
}

/* ---------- 图片位 ---------- */
.page-products .pf-figure {
  margin: 0;
}

.page-products .pf-figure--wide {
  margin-top: clamp(24px, 4vw, 44px);
}

.page-products .pf-figure--first {
  margin-top: 0;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-products .pf-figure--tall {
  max-width: 300px;
}

.page-products .pf-shot {
  position: relative;
  border: 1px solid var(--line-cream);
  border-radius: var(--radius-m);
  overflow: hidden;
  background:
    radial-gradient(90% 80% at 20% 0%, rgba(47, 107, 224, .34), transparent 62%),
    linear-gradient(150deg, rgba(27, 58, 143, .5), rgba(7, 11, 31, .92));
  box-shadow: var(--shadow-paper);
}

.page-products .pf-shot img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .pf-cap {
  margin: 10px 0 0;
  font-size: .8rem;
  line-height: 1.7;
  color: var(--mist);
  opacity: .82;
}

/* ---------- 四条路径 ---------- */
.page-products .pf-paths {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: clamp(26px, 4vw, 46px);
}

.page-products .pf-path {
  position: relative;
  padding: 20px 18px 22px;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-m);
  background: linear-gradient(160deg, rgba(14, 22, 51, .94), rgba(7, 11, 31, .86));
  transition: transform var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-products .pf-path:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lift);
  border-color: var(--line-cream);
}

.page-products .pf-path-num {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .1em;
  color: var(--gold);
}

.page-products .pf-path h3 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.08rem;
  color: var(--cream);
  margin: 10px 0 8px;
  letter-spacing: -.01em;
}

.page-products .pf-path p {
  margin: 0;
  font-size: .92rem;
  line-height: 1.8;
  color: var(--mist);
}

@media (min-width: 760px) {
  .page-products .pf-paths {
    grid-template-columns: 1.3fr 1fr 1fr 1.15fr;
  }
  .page-products .pf-path:nth-child(1) {
    border-top: 3px solid var(--cobalt-bright);
  }
  .page-products .pf-path:nth-child(4) {
    border-top: 3px solid var(--jade);
  }
}

/* ---------- 字段清单 ---------- */
.page-products .pf-fields {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: clamp(28px, 4vw, 48px) 0 0;
  background: var(--line-light);
  border: 1px solid var(--paper-edge);
  border-radius: var(--radius-m);
  overflow: hidden;
}

.page-products .pf-field {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  background: var(--cream);
  padding: 14px 16px;
  transition: background var(--t-fast) var(--ease);
}

.page-products .pf-field:hover {
  background: #FFFDF7;
}

.page-products .pf-field-name {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .04em;
  color: var(--cobalt);
}

.page-products .pf-field-val {
  margin: 0;
  font-size: .92rem;
  line-height: 1.72;
  color: var(--ink);
}

@media (min-width: 560px) {
  .page-products .pf-field {
    grid-template-columns: 7.5em 1fr;
    align-items: baseline;
    gap: 16px;
  }
}

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

/* ---------- 小屏三格 ---------- */
.page-products .pf-mini-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: clamp(24px, 3.6vw, 40px);
}

.page-products .pf-mini {
  padding: 18px 18px 20px;
  border: 1px solid var(--line-dark);
  border-left: 3px solid var(--cobalt-bright);
  border-radius: var(--radius-s);
  background: rgba(14, 22, 51, .62);
}

.page-products .pf-mini h3 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1rem;
  color: var(--cream);
  margin: 0 0 8px;
}

.page-products .pf-mini p {
  margin: 0;
  font-size: .9rem;
  line-height: 1.8;
  color: var(--mist);
}

@media (min-width: 760px) {
  .page-products .pf-mini-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ---------- 三步流程 ---------- */
.page-products .pf-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-products .pf-step {
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-m);
  background: linear-gradient(160deg, rgba(14, 22, 51, .92), rgba(7, 11, 31, .84));
  overflow: hidden;
  transition: border-color var(--t-fast) var(--ease);
}

.page-products .pf-step[open] {
  border-color: var(--line-cream);
}

.page-products .pf-step summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

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

.page-products .pf-step summary:hover .pf-step-title {
  color: var(--gold);
}

.page-products .pf-step-num {
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--gold);
}

.page-products .pf-step-title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.02rem;
  color: var(--cream);
  transition: color var(--t-fast) var(--ease);
}

.page-products .pf-step summary::after {
  content: "＋";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: .9rem;
  color: var(--cobalt-bright);
}

.page-products .pf-step[open] summary::after {
  content: "－";
}

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

.page-products .pf-step-body p {
  margin: 0;
  font-size: .92rem;
  line-height: 1.85;
  color: var(--mist);
}

@media (min-width: 900px) {
  .page-products .pf-steps {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }
}

/* ---------- 时限清单 ---------- */
.page-products .pf-checks {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-light);
  border: 1px solid var(--paper-edge);
  border-radius: var(--radius-m);
  overflow: hidden;
}

.page-products .pf-check {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  background: var(--cream);
  padding: 15px 16px;
}

.page-products .pf-check-key {
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .04em;
  color: var(--cobalt);
}

.page-products .pf-check-val {
  font-size: .92rem;
  line-height: 1.75;
  color: var(--ink);
}

@media (min-width: 560px) {
  .page-products .pf-check {
    grid-template-columns: 6.5em 1fr;
    align-items: baseline;
    gap: 16px;
  }
}

/* ---------- 对照表 ---------- */
.page-products .pf-table-wrap {
  border: 1px solid var(--paper-edge);
  border-radius: var(--radius-m);
  overflow: hidden;
  background: var(--cream);
  box-shadow: var(--shadow-paper);
}

.page-products .pf-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .92rem;
  color: var(--ink);
}

.page-products .pf-table caption {
  caption-side: top;
  text-align: left;
  padding: 13px 16px;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .1em;
  color: var(--cream);
  background: linear-gradient(90deg, var(--cobalt), var(--cobalt-bright));
}

.page-products .pf-table th,
.page-products .pf-table td {
  padding: 14px 16px;
  text-align: left;
  vertical-align: top;
  line-height: 1.75;
  border-bottom: 1px solid var(--line-light);
}

.page-products .pf-table thead th {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .06em;
  color: var(--cobalt);
  background: rgba(228, 216, 190, .55);
}

.page-products .pf-table tbody th {
  font-weight: 700;
  white-space: nowrap;
}

.page-products .pf-table tbody tr {
  transition: background var(--t-fast) var(--ease);
}

.page-products .pf-table tbody tr:hover {
  background: rgba(47, 107, 224, .1);
}

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

@media (max-width: 719px) {
  .page-products .pf-table thead {
    display: none;
  }
  .page-products .pf-table,
  .page-products .pf-table tbody,
  .page-products .pf-table tr,
  .page-products .pf-table th,
  .page-products .pf-table td {
    display: block;
    width: 100%;
  }
  .page-products .pf-table tr {
    padding: 16px;
    border-bottom: 1px solid var(--line-light);
  }
  .page-products .pf-table tr:last-child {
    border-bottom: 0;
  }
  .page-products .pf-table th,
  .page-products .pf-table td {
    padding: 0;
    border: 0;
  }
  .page-products .pf-table tbody th {
    font-size: 1.02rem;
    color: var(--cobalt);
    margin-bottom: 10px;
  }
  .page-products .pf-table td {
    margin-bottom: 8px;
  }
  .page-products .pf-table td::before {
    display: block;
    font-family: var(--font-mono);
    font-size: .72rem;
    letter-spacing: .08em;
    color: var(--cobalt);
    opacity: .8;
    margin-bottom: 2px;
  }
  .page-products .pf-table td:nth-of-type(1)::before {
    content: "改版前";
  }
  .page-products .pf-table td:nth-of-type(2)::before {
    content: "现在";
  }
}

/* ---------- 结尾入口 ---------- */
.page-products .pf-cta {
  position: relative;
  border-top: 1px solid var(--line-dark);
  padding: clamp(38px, 6vw, 74px) 0;
  background:
    radial-gradient(80% 100% at 88% 0%, rgba(15, 163, 127, .22), transparent 60%),
    linear-gradient(120deg, rgba(27, 58, 143, .88), rgba(7, 11, 31, .96) 70%);
}

.page-products .pf-cta-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

.page-products .pf-cta h2 {
  font-family: var(--font-head);
  font-weight: 800;
  letter-spacing: -.02em;
  font-size: clamp(1.4rem, 3.4vw, 2.1rem);
  color: var(--cream);
  margin: 0 0 12px;
}

.page-products .pf-cta p {
  margin: 0;
  font-size: 1rem;
  line-height: 1.9;
  color: var(--mist);
  max-width: 58ch;
}

.page-products .pf-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

@media (min-width: 820px) {
  .page-products .pf-cta-inner {
    grid-template-columns: 1.45fr auto;
    align-items: center;
    gap: 34px;
  }
}

/* ---------- 动效收敛 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-products .pf-path,
  .page-products .pf-field,
  .page-products .pf-step,
  .page-products .pf-step-title,
  .page-products .pf-table tbody tr {
    transition-duration: 1ms;
  }
  .page-products .pf-path:hover {
    transform: none;
  }
}