.page-products {
  --prod-violet-deep: #241a3d;
  --prod-panel-gap: clamp(20px, 3.2vw, 44px);
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero {
  position: relative;
  padding: clamp(24px, 4.5vw, 56px) 0 clamp(30px, 5.5vw, 68px);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-products .prod-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.75;
  background-image:
    radial-gradient(1.2px 1.2px at 18% 28%, rgba(232, 238, 247, 0.55), transparent 62%),
    radial-gradient(1.2px 1.2px at 71% 18%, rgba(53, 224, 208, 0.45), transparent 62%),
    radial-gradient(1.4px 1.4px at 42% 78%, rgba(245, 196, 81, 0.4), transparent 62%),
    radial-gradient(1.2px 1.2px at 88% 62%, rgba(232, 238, 247, 0.38), transparent 62%),
    radial-gradient(1.2px 1.2px at 9% 84%, rgba(232, 238, 247, 0.3), transparent 62%);
}

.page-products .prod-hero__inner {
  position: relative;
  display: grid;
  gap: clamp(26px, 4vw, 48px);
}

.page-products .prod-hero__kicker {
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--gold);
  text-transform: uppercase;
}

.page-products .prod-hero h1 {
  margin: 12px 0 0;
  font-size: clamp(28px, 5.4vw, 52px);
  line-height: 1.14;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--paper);
  max-width: 17em;
}

.page-products .prod-hero__lead {
  margin: 18px 0 0;
  max-width: 40em;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.62;
  color: var(--muted);
}

.page-products .prod-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .prod-hero__preview {
  position: relative;
  padding: 22px 20px 12px;
  background: var(--ink-800);
  border: 1px solid var(--line);
  box-shadow: 8px 8px 0 rgba(58, 42, 90, 0.5);
}

.page-products .prod-hero__preview-tag {
  position: absolute;
  top: -11px;
  left: 18px;
  padding: 3px 10px;
  background: var(--gold);
  color: var(--ink-900);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.page-products .preview-list {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
}

.page-products .preview-list li {
  display: grid;
  grid-template-columns: 2.6em 1fr auto;
  gap: 10px;
  align-items: baseline;
  padding: 11px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .preview-list li:last-child {
  border-bottom: none;
}

.page-products .preview-list__num {
  font-size: 12px;
  color: var(--gold);
  letter-spacing: 0.08em;
}

.page-products .preview-list strong {
  font-size: 14px;
  font-weight: 700;
  color: var(--paper);
}

.page-products .preview-list__meta {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--cyan);
  white-space: nowrap;
}

@media (min-width: 940px) {
  .page-products .prod-hero__inner {
    grid-template-columns: minmax(0, 1.55fr) minmax(280px, 0.85fr);
    align-items: end;
    gap: clamp(36px, 5vw, 72px);
  }
  .page-products .prod-hero__preview {
    margin-bottom: 6px;
  }
}

/* ---------- 通用章节头 ---------- */
.page-products .section-head {
  margin-bottom: clamp(22px, 3vw, 36px);
}

.page-products .section-head h2 {
  margin: 10px 0 0;
  font-size: clamp(22px, 3.2vw, 34px);
  line-height: 1.24;
  font-weight: 800;
  color: var(--paper);
  max-width: 22em;
}

.page-products .section-head__note {
  margin: 12px 0 0;
  font-size: 14px;
  color: var(--muted);
  line-height: 1.6;
}

/* ---------- 路径总览 ---------- */
.page-products .path {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .path__node {
  position: relative;
  padding: 18px 16px 16px;
  background: var(--ink-800);
  border: 1px solid var(--line);
}

.page-products .path__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--gold);
  margin-bottom: 10px;
}

.page-products .path__node h3 {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 800;
  color: var(--paper);
}

.page-products .path__node p {
  margin: 0;
  font-size: 13px;
  line-height: 1.58;
  color: var(--muted);
}

@media (min-width: 800px) {
  .page-products .path {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 0;
    border-top: 2px solid var(--line);
  }
  .page-products .path__node {
    border: none;
    border-right: 1px solid var(--line-soft);
    background: transparent;
    padding: 24px 18px 6px;
  }
  .page-products .path__node:last-child {
    border-right: none;
  }
  .page-products .path__node::before {
    content: "";
    position: absolute;
    top: -7px;
    left: 18px;
    width: 11px;
    height: 11px;
    background: var(--gold);
    transform: rotate(45deg);
  }
  .page-products .path__node:nth-child(even)::before {
    background: var(--cyan);
  }
}

/* ---------- 标签页 ---------- */
.page-products .tabs {
  position: relative;
}

.page-products .tabs__input {
  position: absolute;
  width: 1px;
  height: 1px;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  overflow: hidden;
  white-space: nowrap;
}

.page-products .tabs__nav {
  display: flex;
  gap: 6px;
  margin-bottom: clamp(20px, 3vw, 32px);
  padding-bottom: 2px;
  border-bottom: 1px solid var(--line);
  overflow-x: auto;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-products .tabs__tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
  min-height: 44px;
  padding: 12px 16px;
  font-size: 14px;
  font-weight: 700;
  color: var(--muted);
  border-bottom: 2px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: color 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

.page-products .tabs__tab::before {
  content: attr(data-num);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--line);
  transition: color 0.18s ease;
}

.page-products .tabs__tab:hover {
  color: var(--paper);
  background: var(--ink-800);
}

.page-products .tabs__input:focus-visible ~ .tabs__nav {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}

.page-products #m-league:checked ~ .tabs__nav label[for="m-league"],
.page-products #m-report:checked ~ .tabs__nav label[for="m-report"],
.page-products #m-video:checked ~ .tabs__nav label[for="m-video"],
.page-products #m-h2h:checked ~ .tabs__nav label[for="m-h2h"],
.page-products #m-stat:checked ~ .tabs__nav label[for="m-stat"] {
  color: var(--gold);
  border-bottom-color: var(--gold);
  background: var(--ink-800);
}

.page-products #m-league:checked ~ .tabs__nav label[for="m-league"]::before,
.page-products #m-report:checked ~ .tabs__nav label[for="m-report"]::before,
.page-products #m-video:checked ~ .tabs__nav label[for="m-video"]::before,
.page-products #m-h2h:checked ~ .tabs__nav label[for="m-h2h"]::before,
.page-products #m-stat:checked ~ .tabs__nav label[for="m-stat"]::before {
  color: var(--cyan);
}

.page-products .tabs__panel {
  display: none;
}

.page-products #m-league:checked ~ .tabs__panels [data-module="league"],
.page-products #m-report:checked ~ .tabs__panels [data-module="report"],
.page-products #m-video:checked ~ .tabs__panels [data-module="video"],
.page-products #m-h2h:checked ~ .tabs__panels [data-module="h2h"],
.page-products #m-stat:checked ~ .tabs__panels [data-module="stat"] {
  display: block;
  animation: prodPanelIn 0.22s ease both;
}

@keyframes prodPanelIn {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------- 面板内部 ---------- */
.page-products .module {
  display: grid;
  gap: var(--prod-panel-gap);
}

.page-products .module__info h3 {
  margin: 14px 0 0;
  font-size: clamp(19px, 2.4vw, 26px);
  line-height: 1.3;
  font-weight: 800;
  color: var(--paper);
}

.page-products .module__info > p {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.68;
  color: var(--muted);
  max-width: 40em;
}

.page-products .module__link {
  margin: 16px 0 0;
  font-size: 14px;
}

.page-products .module__link a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 4px;
  font-weight: 700;
}

.page-products .module__link a:hover {
  color: var(--gold);
}

.page-products .module__stats {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 20px 0 0;
  padding: 0;
}

.page-products .module__stats .stat {
  flex: 1 1 104px;
  min-width: 96px;
  padding: 12px 12px 10px;
  background: var(--ink-800);
  border: 1px solid var(--line);
  border-left: 2px solid var(--gold);
}

.page-products .module__stats .stat:nth-child(2) {
  border-left-color: var(--cyan);
}

.page-products .module__stats .stat__value {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(18px, 2.2vw, 23px);
  font-weight: 700;
  line-height: 1.1;
  color: var(--paper);
  font-variant-numeric: tabular-nums;
}

.page-products .module__stats .stat__label {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  line-height: 1.4;
  color: var(--muted);
}

.page-products .module__chips {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 0;
  padding: 0;
}

.page-products .module__chips li {
  padding: 6px 11px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--gold);
  border: 1px solid var(--line);
  background: var(--ink-900);
}

.page-products .module__chips--cyan li {
  color: var(--cyan);
}

.page-products .module__steps {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-products .module__steps li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--paper);
}

.page-products .module__steps .data {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  flex: 0 0 auto;
  font-size: 11px;
  color: var(--ink-900);
  background: var(--gold);
}

.page-products .module--violet {
  position: relative;
  padding: clamp(18px, 3vw, 30px);
  background: linear-gradient(150deg, var(--prod-violet-deep), var(--ink-800) 72%);
  border: 1px solid var(--line);
}

.page-products .module__media {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--ink-700);
  box-shadow: 10px 10px 0 rgba(58, 42, 90, 0.55);
}

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

.page-products .module__media .media__caption {
  padding: 10px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.5;
  color: var(--muted);
  border-top: 1px solid var(--line);
  background: var(--ink-900);
}

@media (min-width: 900px) {
  .page-products .module {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.02fr);
    align-items: start;
  }
  .page-products .module__media {
    margin-top: 6px;
  }
}

/* ---------- 版本演进与场景 ---------- */
.page-products .evo {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
}

.page-products .evo__lead {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.68;
  color: var(--muted);
  max-width: 42em;
}

.page-products .evo__list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0 0 0 4px;
  border-left: 1px solid var(--line);
}

.page-products .evo__list li {
  display: grid;
  grid-template-columns: 4.6em 1fr;
  gap: 12px;
  padding: 14px 0 14px 20px;
  position: relative;
}

.page-products .evo__list li::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 20px;
  width: 9px;
  height: 9px;
  background: var(--cyan);
  transform: rotate(45deg);
}

.page-products .evo__year {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--gold);
  padding-top: 2px;
}

.page-products .evo__list strong {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--paper);
}

.page-products .evo__list p {
  margin: 6px 0 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

.page-products .evo__aside {
  position: relative;
  padding: clamp(18px, 3vw, 28px);
  background: var(--ink-700);
  border: 1px solid var(--line);
  border-top: 3px solid var(--gold);
}

.page-products .evo__aside h3 {
  margin: 0 0 16px;
  font-size: 18px;
  font-weight: 800;
  color: var(--paper);
}

.page-products .evo__aside .vlabel {
  position: absolute;
  top: 18px;
  right: 14px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  color: var(--muted);
  writing-mode: vertical-rl;
}

.page-products .scene-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .scene-list li {
  display: grid;
  grid-template-columns: 4.2em 1fr;
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--line-soft);
}

.page-products .scene-list li:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.page-products .scene-list__time {
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--cyan);
  padding-top: 3px;
}

.page-products .scene-list strong {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--paper);
}

.page-products .scene-list p {
  margin: 5px 0 0;
  font-size: 13px;
  line-height: 1.55;
  color: var(--muted);
}

@media (min-width: 900px) {
  .page-products .evo {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.9fr);
    align-items: start;
  }
  .page-products .evo__aside {
    margin-top: 34px;
  }
}

/* ---------- 开始使用 ---------- */
.page-products .start__head h2 {
  margin: 10px 0 0;
  font-size: clamp(22px, 3.2vw, 34px);
  line-height: 1.24;
  font-weight: 800;
  color: var(--paper);
  max-width: 20em;
}

.page-products .start__steps {
  list-style: none;
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .start__steps li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  align-items: start;
  padding: 18px 18px 18px 16px;
  background: var(--ink-800);
  border: 1px solid var(--line);
  border-left: 2px solid var(--cyan);
}

.page-products .start__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  flex: 0 0 auto;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink-900);
  background: var(--gold);
}

.page-products .start__steps h3 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 800;
  color: var(--paper);
}

.page-products .start__steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.62;
  color: var(--muted);
}

.page-products .start__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 32px);
}

@media (min-width: 860px) {
  .page-products .start__steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
  }
  .page-products .start__steps li {
    border-left: none;
    border-top: 2px solid var(--cyan);
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .page-products .start__steps li:nth-child(2) {
    border-top-color: var(--gold);
  }
  .page-products .start__steps li:nth-child(3) {
    border-top-color: var(--violet);
  }
}

/* ---------- 无障碍 ---------- */
.page-products .tabs__tab:focus-visible,
.page-products .module__link a:focus-visible,
.page-products .start__actions a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  .page-products .tabs__panel {
    animation: none !important;
  }
  .page-products .tabs__tab {
    transition: none;
  }
}