.page-products {
  --pg-line: rgba(108, 75, 224, 0.42);
  --pg-soft: rgba(38, 25, 92, 0.55);
  --pg-paper: var(--cream);
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-products .breadcrumb {
  padding-top: clamp(16px, 3vw, 28px);
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.08em;
  color: var(--text-dim);
}

.page-products .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .breadcrumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--violet);
}

.page-products .breadcrumb a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-products .breadcrumb a:hover,
.page-products .breadcrumb a:focus-visible {
  border-bottom-color: var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-products .pg-hero {
  display: grid;
  gap: var(--gap);
  padding-block: clamp(24px, 5vw, 64px) clamp(16px, 3vw, 32px);
}

.page-products .pg-hero__lead h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 7.4vw, 76px);
  line-height: 0.98;
  letter-spacing: -0.02em;
  color: var(--cream);
}

.page-products .pg-hero__lead .lede {
  max-width: 32em;
  margin-top: 18px;
  color: var(--text-soft);
  font-size: var(--step-4);
  line-height: 1.75;
}

.page-products .pg-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pg-jump a {
  display: inline-block;
  padding: 8px 12px;
  border: 1px solid var(--hair);
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.08em;
  color: var(--cyan);
  text-decoration: none;
  transition: border-color 220ms var(--ease), background-color 220ms var(--ease);
}

.page-products .pg-jump a:hover,
.page-products .pg-jump a:focus-visible {
  border-color: var(--cyan);
  background: rgba(53, 230, 208, 0.1);
}

.page-products .pg-hero__panel {
  position: relative;
  padding: 20px 18px 18px;
  border: 1px solid var(--pg-line);
  background:
    linear-gradient(150deg, rgba(108, 75, 224, 0.28), rgba(11, 16, 48, 0.2) 62%),
    var(--nebula);
  overflow: hidden;
}

.page-products .pg-hero__panel::after {
  content: "";
  position: absolute;
  inset: auto -30% -40% auto;
  width: 260px;
  height: 260px;
  background: radial-gradient(circle, rgba(53, 230, 208, 0.22), transparent 70%);
  pointer-events: none;
}

.page-products .pg-hero__panel-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.24em;
  color: var(--amber);
}

.page-products .pg-hero__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px 16px;
  margin: 0;
}

.page-products .pg-stat {
  border-top: 1px solid var(--hair);
  padding-top: 8px;
}

.page-products .pg-stat--wide {
  grid-column: 1 / -1;
}

.page-products .pg-stat dt {
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.12em;
  color: var(--text-dim);
}

.page-products .pg-stat dd {
  margin: 4px 0 0;
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.page-products .pg-stat .v {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--step-5);
  line-height: 1.1;
  color: var(--cyan);
}

.page-products .pg-stat__unit {
  font-size: var(--step-1);
  color: var(--text-dim);
  letter-spacing: 0.06em;
}

/* ---------- 章节骨架 ---------- */
.page-products .section {
  padding-block: clamp(36px, 6vw, 76px);
  border-top: 1px solid var(--hair);
}

.page-products .section-head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.page-products .section-num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: var(--step-2);
  letter-spacing: 0.14em;
  color: var(--lavender);
  border-left: 2px solid transparent;
  padding-left: 8px;
  transition: color 260ms var(--ease), border-color 260ms var(--ease);
}

.page-products .section[data-active] .section-num {
  color: var(--cyan);
  border-left-color: var(--cyan);
}

.page-products .section-head__text {
  min-width: 0;
}

.page-products .section-title {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 4vw, 44px);
  line-height: 1.12;
  letter-spacing: -0.015em;
  color: var(--cream);
}

.page-products .prose {
  max-width: 34em;
  margin-top: 16px;
  color: var(--text-soft);
  line-height: 1.78;
}

/* ---------- 01 入口 ---------- */
.page-products .pg-entry__intro {
  max-width: 40em;
}

.page-products .pg-entry__grid {
  display: grid;
  gap: var(--gap);
  margin-top: clamp(20px, 3vw, 34px);
}

.page-products .pg-entry__main {
  border: 1px solid var(--pg-line);
  background: linear-gradient(170deg, rgba(38, 25, 92, 0.72), rgba(11, 16, 48, 0.5));
}

.page-products .pg-entry__media {
  border-bottom: 1px solid var(--hair);
}

.page-products .pg-entry__main-body {
  padding: 18px 16px 22px;
}

.page-products .pg-entry__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--step-5);
  line-height: 1.2;
  color: var(--cream);
}

.page-products .pg-entry__main-body p {
  margin: 0 0 12px;
  color: var(--text-soft);
  line-height: 1.75;
}

.page-products .pg-entry__steps {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.page-products .pg-entry__steps li {
  position: relative;
  padding-left: 34px;
  margin-bottom: 10px;
  color: var(--text-soft);
  line-height: 1.7;
}

.page-products .step-num {
  position: absolute;
  left: 0;
  top: 0;
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border: 1px solid var(--cyan);
  font-family: var(--font-mono);
  font-size: var(--step-1);
  color: var(--cyan);
}

.page-products .pg-entry__side {
  padding: 18px 16px 20px;
  border: 1px solid var(--hair);
  background: rgba(38, 25, 92, 0.34);
}

.page-products .pg-entry__side--amber {
  border-color: rgba(255, 138, 61, 0.48);
  background: linear-gradient(160deg, rgba(255, 138, 61, 0.14), rgba(38, 25, 92, 0.36));
}

.page-products .pg-entry__side p {
  margin: 0 0 10px;
  color: var(--text-soft);
  line-height: 1.72;
  font-size: var(--step-3);
}

.page-products .pg-entry__tag {
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-products .pg-entry__side--amber .pg-entry__tag {
  color: var(--amber);
}

.page-products .pg-entry__side .pg-entry__note {
  margin-bottom: 0;
  font-size: var(--step-2);
  color: var(--text-dim);
}

.page-products .chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
}

/* ---------- 02 分辨率 ---------- */
.page-products .pg-fit__layout {
  display: grid;
  gap: var(--gap);
  margin-top: 8px;
}

.page-products .fit-list {
  margin-top: 22px;
  display: grid;
  gap: 18px;
}

.page-products .fit-row__label {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 8px;
  color: var(--text-dim);
}

.page-products .fit-row__name {
  font-size: var(--step-2);
  color: var(--cream);
  letter-spacing: 0.04em;
}

.page-products .fit-bar {
  height: 12px;
  border: 1px solid var(--hair);
  background: rgba(30, 42, 92, 0.6);
}

.page-products .fit-fill {
  display: block;
  height: 100%;
  transition: filter 240ms var(--ease);
}

.page-products .fit-row:hover .fit-fill,
.page-products .fit-row:focus-within .fit-fill {
  filter: brightness(1.35);
}

.page-products .fit-fill--a { width: 37.5%; background: var(--lavender); }
.page-products .fit-fill--b { width: 50%; background: var(--violet); }
.page-products .fit-fill--c { width: 75%; background: var(--cyan); }
.page-products .fit-fill--d { width: 100%; background: linear-gradient(90deg, var(--violet), var(--amber)); }

.page-products .fit-row__note {
  margin: 8px 0 0;
  font-size: var(--step-2);
  color: var(--text-soft);
  line-height: 1.7;
}

.page-products .pg-fit__figure {
  margin: 0;
  padding: 12px;
  border: 1px solid var(--hair);
  background: rgba(38, 25, 92, 0.3);
}

.page-products .media {
  position: relative;
  background:
    radial-gradient(circle at 70% 20%, rgba(108, 75, 224, 0.34), transparent 62%),
    linear-gradient(140deg, rgba(53, 230, 208, 0.1), rgba(11, 16, 48, 0.9));
  border: 1px solid var(--hair);
  overflow: hidden;
}

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

.page-products .media__index {
  position: absolute;
  left: 8px;
  top: 8px;
  padding: 3px 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--void);
  background: var(--cyan);
}

.page-products .media__caption {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.06em;
  color: var(--text-dim);
  line-height: 1.6;
}

/* ---------- 03 六类资源 ---------- */
.page-products .pg-packs__head {
  display: grid;
  gap: var(--gap);
  align-items: start;
}

.page-products .pg-packs__figure {
  margin: 0;
  max-width: 320px;
}

.page-products .pg-packs__grid {
  display: grid;
  gap: var(--gap);
  margin-top: clamp(22px, 3.4vw, 38px);
}

.page-products .pack {
  padding: 16px 16px 18px;
  border: 1px solid var(--hair);
  background: linear-gradient(165deg, rgba(38, 25, 92, 0.6), rgba(11, 16, 48, 0.44));
  transition: border-color 240ms var(--ease), transform 240ms var(--ease);
}

.page-products .pack:hover {
  border-color: var(--pg-line);
  transform: translateY(-2px);
}

.page-products .pack__code {
  margin: 0 0 8px;
  font-size: var(--step-1);
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-products .pack__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--step-5);
  line-height: 1.2;
  color: var(--cream);
}

.page-products .pack p {
  margin: 0 0 10px;
  color: var(--text-soft);
  line-height: 1.74;
  font-size: var(--step-3);
}

.page-products .pack__meta {
  margin: 0;
  font-size: var(--step-1);
  letter-spacing: 0.06em;
  color: var(--lavender);
}

.page-products .pack--feature {
  border-color: rgba(53, 230, 208, 0.34);
  background: linear-gradient(155deg, rgba(53, 230, 208, 0.1), rgba(38, 25, 92, 0.55) 55%, rgba(11, 16, 48, 0.5));
}

.page-products .pack__media {
  margin: 12px 0;
}

.page-products .pack--wide {
  display: grid;
  gap: 14px;
  border-color: rgba(200, 70, 43, 0.44);
  background: linear-gradient(120deg, rgba(200, 70, 43, 0.14), rgba(38, 25, 92, 0.5));
}

.page-products .pack--wide__text p {
  margin-bottom: 0;
}

/* ---------- 04 筛选与命名 ---------- */
.page-products .pill-rows {
  margin-top: 22px;
  display: grid;
  gap: 12px;
}

.page-products .pill-row__label {
  margin: 0 0 6px;
  font-size: var(--step-1);
  letter-spacing: 0.16em;
  color: var(--amber);
}

.page-products .pill-list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .pill {
  display: inline-block;
  white-space: nowrap;
  padding: 7px 12px;
  border: 1px solid var(--hair);
  font-size: var(--step-2);
  color: var(--text-soft);
  background: rgba(30, 42, 92, 0.4);
}

.page-products .pill--cyan {
  border-color: rgba(53, 230, 208, 0.5);
  color: var(--cyan);
  background: rgba(53, 230, 208, 0.08);
}

.page-products .pill--amber {
  border-color: rgba(255, 138, 61, 0.5);
  color: var(--amber);
  background: rgba(255, 138, 61, 0.08);
}

.page-products .naming {
  margin-top: clamp(22px, 3.4vw, 36px);
  display: grid;
  gap: var(--gap);
  padding: clamp(16px, 3vw, 26px);
  border: 1px solid var(--pg-line);
  background:
    linear-gradient(200deg, rgba(108, 75, 224, 0.26), rgba(11, 16, 48, 0.7) 60%),
    var(--nebula);
}

.page-products .naming__title {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 3vw, 34px);
  line-height: 1.18;
  color: var(--cream);
}

.page-products .naming__readout {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin: 18px 0 16px;
}

.page-products .naming__dash {
  color: var(--lavender);
  font-size: var(--step-4);
}

.page-products .naming__legend {
  display: grid;
  gap: 12px;
  margin: 0;
}

.page-products .naming__legend > div {
  border-top: 1px solid var(--hair);
  padding-top: 8px;
}

.page-products .naming__legend dt {
  font-size: var(--step-1);
  letter-spacing: 0.14em;
  color: var(--amber);
}

.page-products .naming__legend dd {
  margin: 4px 0 0;
  font-size: var(--step-2);
  line-height: 1.7;
  color: var(--text-soft);
}

.page-products .naming__figure {
  margin: 0;
}

/* ---------- 05 节奏 ---------- */
.page-products .cycle-grid {
  display: grid;
  gap: var(--gap);
  margin-top: clamp(20px, 3vw, 32px);
}

.page-products .cycle-card {
  padding: 16px 16px 18px;
  border: 1px solid var(--hair);
  background: rgba(38, 25, 92, 0.34);
}

.page-products .cycle-card--paper {
  border-color: var(--cream);
  background: var(--pg-paper);
}

.page-products .cycle-card--paper .cycle-card__num,
.page-products .cycle-card--paper .cycle-card__title {
  color: var(--ink);
}

.page-products .cycle-card--paper p {
  color: var(--ink);
}

.page-products .cycle-card__num {
  margin: 0 0 8px;
  font-size: var(--step-1);
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-products .cycle-card__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--step-4);
  line-height: 1.3;
  color: var(--cream);
}

.page-products .cycle-card p {
  margin: 0;
  font-size: var(--step-3);
  line-height: 1.74;
  color: var(--text-soft);
}

.page-products .pg-cta {
  margin-top: clamp(24px, 4vw, 44px);
  padding: clamp(18px, 3vw, 30px);
  display: grid;
  gap: 18px;
  border-top: 2px solid var(--amber);
  border-left: 1px solid var(--hair);
  border-right: 1px solid var(--hair);
  border-bottom: 1px solid var(--hair);
  background: linear-gradient(115deg, rgba(255, 138, 61, 0.16), rgba(38, 25, 92, 0.5) 58%, rgba(11, 16, 48, 0.6));
}

.page-products .pg-cta__title {
  margin: 8px 0 8px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(20px, 2.8vw, 30px);
  line-height: 1.25;
  color: var(--cream);
}

.page-products .pg-cta__text p {
  margin: 0;
  max-width: 34em;
  color: var(--text-soft);
  line-height: 1.75;
}

.page-products .pg-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-products .pg-hero {
    grid-template-columns: 1.55fr 1fr;
    align-items: start;
    gap: clamp(24px, 4vw, 48px);
  }

  .page-products .pg-packs__head {
    grid-template-columns: 1.6fr 0.9fr;
  }

  .page-products .pg-packs__figure {
    justify-self: end;
  }

  .page-products .pg-packs__grid {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-flow: dense;
  }

  .page-products .pack--wide {
    grid-template-columns: 1.8fr 1fr;
    align-items: center;
  }

  .page-products .cycle-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products .naming {
    grid-template-columns: 1.4fr 1fr;
    align-items: start;
  }
}

@media (min-width: 1000px) {
  .page-products .pg-entry__grid {
    grid-template-columns: repeat(12, 1fr);
    align-items: stretch;
  }

  .page-products .pg-entry__main {
    grid-column: span 6;
  }

  .page-products .pg-entry__side {
    grid-column: span 3;
    display: flex;
    flex-direction: column;
  }

  .page-products .pg-entry__side .pg-entry__note {
    margin-top: auto;
  }

  .page-products .pg-fit__layout {
    grid-template-columns: 1.35fr 1fr;
    align-items: start;
    gap: clamp(24px, 4vw, 56px);
  }

  .page-products .pg-packs__grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-products .pack--feature {
    grid-column: span 2;
    grid-row: span 2;
  }

  .page-products .pack--wide {
    grid-column: 1 / -1;
  }

  .page-products .cycle-grid {
    grid-template-columns: 1.1fr 1fr 1fr 0.9fr;
  }

  .page-products .pg-cta {
    grid-template-columns: 1.6fr 1fr;
    align-items: center;
  }

  .page-products .pg-cta__actions {
    justify-content: flex-end;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pack,
  .page-products .fit-fill,
  .page-products .section-num {
    transition: none;
  }

  .page-products .pack:hover {
    transform: none;
  }
}