.page-products {
  --ex-gap: clamp(1.25rem, 3.5vw, 2.75rem);
  --ex-pad: clamp(1.15rem, 3vw, 2rem);
  --ex-aside: 200px;
  --ex-ink-soft: #16302a;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-products .ex-h1 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.24;
  font-size: clamp(1.95rem, 5.4vw, 3.5rem);
  margin: 0.55rem 0 0;
  color: var(--paper);
}

.page-products .ex-h2 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.015em;
  line-height: 1.3;
  font-size: clamp(1.42rem, 3.6vw, 2.15rem);
  margin: 0.5rem 0 0;
  color: var(--paper);
}

.page-products .ex-h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.06rem;
  margin: 1.9rem 0 0.6rem;
  color: var(--gold-bright);
}

/* ---------- 首屏拼贴 ---------- */
.page-products .ex-hero {
  position: relative;
  padding-block: calc(var(--header-h) + 2rem) clamp(2.5rem, 6vw, 4.5rem);
  background:
    radial-gradient(circle at 82% 8%, rgba(200, 164, 93, 0.16), transparent 58%),
    linear-gradient(178deg, var(--ink) 0%, #0f2f27 72%, var(--panel) 100%);
  border-bottom: 1px solid var(--line-gold);
}

.page-products .ex-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(0deg, rgba(200, 164, 93, 0.07) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(90deg, rgba(200, 164, 93, 0.07) 0 1px, transparent 1px 72px);
  mask-image: linear-gradient(180deg, transparent 30%, #000 100%);
}

.page-products .ex-hero__inner {
  position: relative;
  z-index: 1;
}

.page-products .ex-hero__lead {
  max-width: 44rem;
  margin: 1.1rem 0 0;
  color: var(--text-dim);
  font-size: clamp(0.98rem, 1.9vw, 1.08rem);
  line-height: 1.85;
}

.page-products .ex-collage {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.15rem;
  margin-top: clamp(1.75rem, 4vw, 2.75rem);
}

.page-products .ex-filter {
  background: var(--amber);
  color: var(--ink);
  border-radius: var(--radius);
  padding: 1.05rem 1.15rem 1.15rem;
  box-shadow: 0 16px 34px rgba(243, 198, 78, 0.2);
}

.page-products .ex-filter__label {
  margin: 0 0 0.7rem;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 600;
  color: rgba(8, 13, 11, 0.72);
}

.page-products .ex-filter__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .ex-filter__list a {
  display: inline-block;
  padding: 0.4rem 0.7rem;
  border-radius: var(--radius);
  background: rgba(11, 36, 30, 0.1);
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid rgba(11, 36, 30, 0.16);
  transition: background-color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .ex-filter__list a:hover,
.page-products .ex-filter__list a:focus-visible {
  background: var(--ink);
  color: var(--amber);
  border-color: var(--ink);
}

.page-products .ex-filter__hint {
  margin: 0.75rem 0 0;
  font-size: 0.82rem;
  color: rgba(8, 13, 11, 0.72);
}

.page-products .ex-collage__phone {
  margin: 0;
}

.page-products .ex-collage__phone figcaption {
  margin-top: 0.55rem;
  font-size: 0.78rem;
  color: var(--mist);
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

.page-products .ex-steps-index {
  list-style: none;
  margin: 0;
  padding: 1rem 1.15rem;
  border: 1px solid var(--line-gold);
  border-radius: var(--radius);
  background: var(--glass);
  display: grid;
  gap: 0.1rem;
}

.page-products .ex-steps-index li {
  display: grid;
  grid-template-columns: 2.1rem minmax(0, 1fr);
  align-items: baseline;
  gap: 0.5rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .ex-steps-index li:last-child {
  border-bottom: 0;
}

.page-products .ex-steps-index li .mono {
  color: var(--gold);
  font-size: 0.78rem;
}

.page-products .ex-steps-index strong {
  color: var(--paper);
  font-weight: 600;
  font-size: 0.95rem;
}

.page-products .ex-steps-index em {
  grid-column: 2;
  font-style: normal;
  font-size: 0.8rem;
  color: var(--text-dim);
}

.page-products .ex-steps-index__more {
  grid-template-columns: 1fr !important;
  padding-top: 0.75rem !important;
}

.page-products .ex-steps-index__more a {
  color: var(--gold-bright);
  font-size: 0.85rem;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 180ms var(--ease), color 180ms var(--ease);
}

.page-products .ex-steps-index__more a:hover,
.page-products .ex-steps-index__more a:focus-visible {
  border-bottom-color: var(--gold-bright);
}

/* ---------- 主体骨架 ---------- */
.page-products .ex-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.85rem;
  padding-block: clamp(2.25rem, 5vw, 4rem) clamp(2.75rem, 7vw, 5rem);
}

.page-products .ex-aside {
  border-top: 1px solid var(--line-gold);
  padding-top: 0.9rem;
}

.page-products .ex-aside__title {
  margin: 0 0 0.6rem;
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-products .ex-aside__list {
  list-style: none;
  margin: 0;
  padding: 0 0 0.5rem;
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-products .ex-aside__list li {
  flex: 0 0 auto;
}

.page-products .ex-aside__list a {
  display: inline-flex;
  align-items: baseline;
  gap: 0.4rem;
  padding: 0.4rem 0.65rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  color: var(--text-dim);
  font-size: 0.85rem;
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .ex-aside__list a .mono {
  font-size: 0.7rem;
  color: var(--gold);
}

.page-products .ex-aside__list a:hover,
.page-products .ex-aside__list a:focus-visible {
  color: var(--paper);
  border-color: var(--gold);
}

.page-products .ex-main {
  min-width: 0;
}

.page-products .ex-block {
  padding-block: 0 clamp(2rem, 5vw, 3.25rem);
}

.page-products .ex-block + .ex-block {
  border-top: 1px solid var(--line-soft);
  padding-top: clamp(2rem, 5vw, 3.25rem);
}

.page-products .ex-block__lead {
  max-width: 46rem;
  margin: 1rem 0 0;
  color: var(--text-dim);
  font-size: 1rem;
  line-height: 1.85;
}

.page-products .ex-block__lead--ink {
  color: rgba(11, 36, 30, 0.78);
}

.page-products .ex-block__tail {
  margin: 1.5rem 0 0;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-products .ex-block__tail a,
.page-products .ex-endlinks a {
  color: var(--gold-bright);
  text-decoration: none;
  border-bottom: 1px solid var(--line-gold);
  transition: border-color 180ms var(--ease), color 180ms var(--ease);
}

.page-products .ex-block__tail a:hover,
.page-products .ex-endlinks a:hover,
.page-products .ex-block__tail a:focus-visible,
.page-products .ex-endlinks a:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

/* ---------- 图片 ---------- */
.page-products .ex-figure {
  margin: 1.5rem 0 0;
}

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

.page-products .ex-figure figcaption {
  margin-top: 0.6rem;
  font-size: 0.78rem;
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
  color: var(--mist);
}

/* ---------- 分类条目 ---------- */
.page-products .ex-cats {
  margin-top: 1.25rem;
}

.page-products .ex-cat {
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr);
  gap: 0.85rem;
  padding: 1.25rem 0.75rem 1.25rem 0.85rem;
  border-left: 3px solid transparent;
  border-bottom: 1px solid var(--line-soft);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-products .ex-cat:hover {
  border-left-color: var(--gold);
  background: rgba(200, 164, 93, 0.06);
}

.page-products .ex-cat__no {
  font-size: 1.15rem;
  color: var(--gold);
  line-height: 1.5;
  letter-spacing: 0.04em;
}

.page-products .ex-cat__name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.16rem;
  margin: 0;
  color: var(--paper);
}

.page-products .ex-cat__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.85rem;
  margin: 0.55rem 0 0;
  font-size: 0.78rem;
  color: var(--mist);
}

.page-products .ex-cat__meta .mono {
  font-size: 0.76rem;
  color: var(--text-dim);
}

.page-products .ex-cat__body p:last-child {
  margin: 0.7rem 0 0;
  font-size: 0.94rem;
  line-height: 1.82;
  color: var(--text-dim);
}

/* ---------- 分栏 ---------- */
.page-products .ex-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.page-products .ex-split__figure {
  margin: 0;
}

.page-products .ex-numbered {
  list-style: none;
  counter-reset: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.page-products .ex-numbered li {
  display: grid;
  grid-template-columns: 1.9rem minmax(0, 1fr);
  gap: 0.7rem;
  align-items: start;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--paper);
}

.page-products .ex-numbered li .mono {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 50%;
  border: 1px solid var(--line-gold);
  color: var(--gold-bright);
  font-size: 0.76rem;
}

.page-products .ex-note {
  margin: 1rem 0 0;
  padding-left: 0.9rem;
  border-left: 2px solid var(--line-gold);
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-products .ex-bullets {
  margin: 0.4rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.7rem;
}

.page-products .ex-bullets li {
  position: relative;
  padding-left: 1.1rem;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-products .ex-bullets li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 0.42rem;
  height: 0.42rem;
  background: var(--gold);
  transform: rotate(45deg);
}

.page-products .ex-bullets strong {
  color: var(--paper);
  font-weight: 600;
}

/* ---------- 米白纸面 ---------- */
.page-products .ex-block--paper {
  background: var(--paper);
  color: var(--ink);
  border-radius: var(--radius);
  padding: var(--ex-pad);
  margin-top: 0.5rem;
}

.page-products .ex-block--paper .ex-h2 {
  color: var(--ink);
}

.page-products .ex-block--paper .eyebrow {
  color: var(--cinnabar);
}

.page-products .ex-block--paper + .ex-block {
  border-top: 0;
}

.page-products .ex-stepgrid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.85rem;
  margin-top: 1.5rem;
}

.page-products .ex-stepcard {
  position: relative;
  padding: 1.15rem 1.1rem 1.25rem;
  border: 1px solid rgba(11, 36, 30, 0.18);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.45);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-products .ex-stepcard:hover {
  border-color: var(--gold);
  background: rgba(255, 255, 255, 0.82);
}

.page-products .ex-icon {
  width: 28px;
  height: 28px;
  fill: none;
  stroke: var(--gold);
  stroke-width: 1.4;
  stroke-linecap: round;
  stroke-linejoin: round;
  display: block;
  margin-bottom: 0.65rem;
}

.page-products .ex-stepcard__no {
  font-size: 0.74rem;
  color: var(--cinnabar);
  letter-spacing: 0.14em;
}

.page-products .ex-stepcard h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.08rem;
  margin: 0.2rem 0 0;
  color: var(--ink);
}

.page-products .ex-stepcard p {
  margin: 0.55rem 0 0;
  font-size: 0.9rem;
  line-height: 1.78;
  color: rgba(11, 36, 30, 0.76);
}

.page-products .ex-block--paper .ex-figure figcaption {
  color: rgba(11, 36, 30, 0.58);
}

.page-products .ex-details {
  margin-top: 1.4rem;
  border: 1px solid rgba(11, 36, 30, 0.2);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.5);
  overflow: hidden;
}

.page-products .ex-details summary {
  cursor: pointer;
  padding: 0.9rem 1.05rem;
  font-weight: 600;
  font-size: 0.94rem;
  color: var(--ink);
  list-style: none;
}

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

.page-products .ex-details summary::before {
  content: "＋";
  display: inline-block;
  margin-right: 0.55rem;
  color: var(--cinnabar);
  font-family: var(--font-mono);
}

.page-products .ex-details[open] summary::before {
  content: "－";
}

.page-products .ex-details summary:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: -3px;
}

.page-products .ex-details__body {
  padding: 0 1.05rem 1.1rem;
  border-top: 1px solid rgba(11, 36, 30, 0.14);
}

.page-products .ex-details__body p {
  margin: 0.85rem 0 0;
  font-size: 0.92rem;
  line-height: 1.8;
  color: rgba(11, 36, 30, 0.8);
}

.page-products .ex-details__body strong {
  color: var(--cinnabar);
  font-weight: 600;
}

.page-products .ex-block--paper .ex-block__tail {
  color: rgba(11, 36, 30, 0.7);
}

.page-products .ex-block--paper .ex-block__tail a {
  color: var(--cinnabar);
  border-bottom-color: rgba(180, 71, 47, 0.4);
}

.page-products .ex-block--paper .ex-block__tail a:hover,
.page-products .ex-block--paper .ex-block__tail a:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

/* ---------- 会员面板 ---------- */
.page-products .ex-block--tint {
  background: linear-gradient(160deg, var(--panel) 0%, var(--ex-ink-soft) 100%);
  border: 1px solid var(--line-gold);
  border-radius: var(--radius);
  padding: var(--ex-pad);
  margin-top: 1rem;
}

.page-products .ex-block--tint + .ex-block {
  border-top: 0;
  margin-top: clamp(2rem, 5vw, 3.25rem);
}

.page-products .ex-member {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.5rem;
  margin-top: 1.4rem;
}

.page-products .ex-member__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}

.page-products .ex-member__list li {
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr);
  gap: 0.7rem;
  align-items: start;
  padding-bottom: 0.9rem;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .ex-member__list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-products .ex-member__list .mono {
  font-size: 0.76rem;
  color: var(--gold);
  padding-top: 0.18rem;
}

.page-products .ex-member__list strong {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  color: var(--paper);
}

.page-products .ex-member__list p {
  margin: 0.35rem 0 0;
  font-size: 0.88rem;
  line-height: 1.78;
  color: var(--text-dim);
}

.page-products .ex-member__figure {
  margin: 0;
}

.page-products .ex-actions {
  margin: 1.5rem 0 0;
}

/* ---------- 对照表 ---------- */
.page-products .ex-table-wrap {
  margin-top: 1.5rem;
  overflow-x: auto;
  border: 1px solid var(--line-gold);
  border-radius: var(--radius);
  background: rgba(244, 238, 223, 0.04);
}

.page-products .ex-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.page-products .ex-table__caption {
  caption-side: top;
  text-align: left;
  padding: 0.8rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--mist);
  border-bottom: 1px solid var(--line-soft);
}

.page-products .ex-table th,
.page-products .ex-table td {
  padding: 0.8rem 1rem;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line-soft);
  line-height: 1.72;
}

.page-products .ex-table thead th {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  color: var(--gold-bright);
  font-weight: 600;
  background: rgba(200, 164, 93, 0.08);
}

.page-products .ex-table tbody th {
  font-weight: 600;
  color: var(--paper);
  white-space: nowrap;
  width: 5.5rem;
}

.page-products .ex-table tbody td {
  color: var(--text-dim);
}

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

.page-products .ex-endlinks {
  margin-top: 1.6rem;
  display: grid;
  gap: 0.9rem;
}

.page-products .ex-endlinks p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--text-dim);
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-products .ex-stepgrid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-products .ex-collage__phone {
    grid-row: span 2;
  }

  .page-products .ex-steps-index {
    align-self: start;
  }
}

@media (min-width: 900px) {
  .page-products .ex-collage {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 0.72fr) minmax(0, 0.55fr);
    grid-template-areas:
      "filter filter phone"
      "steps  steps  phone";
    align-items: start;
    gap: 1.4rem 1.6rem;
  }

  .page-products .ex-filter {
    grid-area: filter;
  }

  .page-products .ex-collage__phone {
    grid-area: phone;
    grid-row: auto;
  }

  .page-products .ex-steps-index {
    grid-area: steps;
  }

  .page-products .ex-split {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    gap: 2.2rem;
    align-items: start;
  }

  .page-products .ex-split--reverse {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
  }

  .page-products .ex-member {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 2.2rem;
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .page-products .ex-shell {
    grid-template-columns: var(--ex-aside) minmax(0, 1fr);
    gap: 3.25rem;
    align-items: start;
  }

  .page-products .ex-aside {
    position: sticky;
    top: calc(var(--header-h) + 2rem);
  }

  .page-products .ex-aside__list {
    flex-direction: column;
    overflow-x: visible;
    gap: 0.3rem;
    padding-bottom: 0;
  }

  .page-products .ex-aside__list a {
    display: flex;
    width: 100%;
    padding: 0.45rem 0.55rem;
    border-color: transparent;
    border-left: 2px solid transparent;
  }

  .page-products .ex-aside__list a:hover,
  .page-products .ex-aside__list a:focus-visible {
    border-color: transparent;
    border-left-color: var(--gold);
    background: rgba(200, 164, 93, 0.06);
  }

  .page-products .ex-cat {
    grid-template-columns: 3.1rem minmax(0, 1fr);
    gap: 1.25rem;
    padding-inline: 1.1rem;
  }
}

@media (min-width: 1200px) {
  .page-products .ex-stepgrid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .ex-filter__list a,
  .page-products .ex-aside__list a,
  .page-products .ex-cat,
  .page-products .ex-stepcard,
  .page-products .ex-steps-index__more a,
  .page-products .ex-block__tail a,
  .page-products .ex-endlinks a {
    transition: none;
  }
}