.page-products {
  --pp-gap: clamp(20px, 4vw, 44px);
  --pp-pad-y: clamp(40px, 7vw, 84px);
  background: var(--bg);
  color: var(--ink);
}

.page-products .crumbs {
  padding-top: clamp(18px, 3vw, 28px);
}

.page-products a:focus-visible,
.page-products summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ---------- 首屏 ---------- */
.page-products .feat-head {
  padding: clamp(20px, 4vw, 36px) 0 clamp(28px, 4vw, 48px);
  border-bottom: 1px solid var(--line);
}

.page-products .feat-head__code {
  display: inline-block;
  margin-left: 10px;
  padding: 2px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--cyan);
  vertical-align: middle;
}

.page-products .page-head__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(32px, 7vw, 66px);
  line-height: 1.06;
  letter-spacing: -0.012em;
  max-width: 17ch;
  color: var(--ink);
}

.page-products .page-head__lead {
  margin: 18px 0 0;
  max-width: 42ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--muted);
}

.page-products .feat-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: clamp(24px, 4vw, 36px);
}

.page-products .feat-nav__item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 11px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: var(--panel);
  color: var(--ink);
  font-size: 14px;
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-products .feat-nav__item:hover {
  border-color: var(--cyan);
  background: rgba(43, 240, 206, 0.09);
  transform: translateY(-1px);
}

.page-products .feat-nav__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

/* ---------- 章节 ---------- */
.page-products .feat-block {
  padding: var(--pp-pad-y) 0;
  border-bottom: 1px solid var(--line);
  scroll-margin-top: 96px;
}

.page-products .feat-block--last {
  border-bottom: 0;
}

.page-products .feat-block__head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: clamp(22px, 3.4vw, 36px);
}

.page-products .feat-block__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: clamp(30px, 5.4vw, 54px);
  line-height: 0.9;
  letter-spacing: 0.02em;
  color: rgba(43, 240, 206, 0.14);
  -webkit-text-stroke: 1px rgba(43, 240, 206, 0.38);
}

.page-products .feat-block__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 3.8vw, 36px);
  line-height: 1.2;
  letter-spacing: -0.006em;
  max-width: 20ch;
}

.page-products .feat-block__sub {
  margin: 9px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
  line-height: 1.6;
}

/* ---------- 分栏 ---------- */
.page-products .feat-2col {
  display: grid;
  gap: var(--pp-gap);
  align-items: start;
}

.page-products .feat-copy p {
  margin: 0 0 15px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink);
  max-width: 40ch;
}

.page-products .feat-copy p:last-child {
  margin-bottom: 0;
}

.page-products .feat-copy strong {
  color: var(--cyan);
  font-weight: 600;
}

.page-products .feat-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .feat-list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--ink);
}

.page-products .feat-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 9px;
  height: 2px;
  background: var(--cyan);
  border-radius: 2px;
}

.page-products .feat-inline-link {
  margin-top: 20px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-products .feat-inline-link a,
.page-products .feat-cta a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 240, 206, 0.4);
  padding-bottom: 1px;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-products .feat-inline-link a:hover,
.page-products .feat-cta a:hover {
  color: var(--ink);
  border-color: var(--ink);
}

.page-products .feat-visual {
  display: grid;
  gap: 16px;
  min-width: 0;
}

.page-products .feat-visual img,
.page-products .feat-wide-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--panel);
  object-fit: cover;
}

.page-products .feat-wide-img {
  margin-bottom: clamp(22px, 3.2vw, 34px);
  aspect-ratio: 12 / 5;
}

.page-products .note {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--muted);
  font-family: var(--font-mono);
  letter-spacing: 0.03em;
}

/* ---------- 轮次轨道 ---------- */
.page-products .track {
  overflow-x: auto;
  overflow-y: hidden;
  padding: 14px 2px 18px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  cursor: grab;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--teal) transparent;
}

.page-products .track.is-dragging {
  cursor: grabbing;
}

.page-products .track::-webkit-scrollbar {
  height: 6px;
}

.page-products .track::-webkit-scrollbar-track {
  background: var(--line);
  border-radius: var(--radius-pill);
}

.page-products .track::-webkit-scrollbar-thumb {
  background: var(--teal);
  border-radius: var(--radius-pill);
}

.page-products .track__list {
  display: flex;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  min-width: max-content;
}

.page-products .track__node {
  flex: none;
  width: 58px;
  padding: 12px 0 11px;
  display: grid;
  justify-items: center;
  gap: 9px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-products .track__node:hover {
  border-color: var(--teal);
}

.page-products .track__tick {
  width: 2px;
  height: 16px;
  background: var(--line);
  border-radius: 2px;
  transition: height var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-products .track__num {
  font-size: 15px;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.page-products .track__node--active {
  border-color: var(--orange);
  background: rgba(255, 140, 59, 0.12);
  box-shadow: 0 0 0 1px rgba(255, 140, 59, 0.32);
}

.page-products .track__node--active .track__tick {
  height: 24px;
  background: var(--orange);
}

.page-products .track__node--active .track__num {
  color: var(--orange);
}

@media (prefers-reduced-motion: no-preference) {
  .page-products .track__node--active {
    animation: pp-node-pulse 120ms var(--ease) 1;
  }
}

@keyframes pp-node-pulse {
  from { transform: scale(0.94); }
  to { transform: scale(1); }
}

/* ---------- 订阅面板 ---------- */
.page-products .sub-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel);
  overflow: hidden;
}

.page-products .sub-panel__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
}

.page-products .sub-panel__label {
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-products .sub-panel__meta {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.page-products .sub-panel__meta .num {
  color: var(--cyan);
}

.page-products .sub-list {
  list-style: none;
  margin: 0;
  padding: 8px;
  display: grid;
  gap: 2px;
}

.page-products .sub-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  color: var(--ink);
  transition: background var(--dur) var(--ease);
}

.page-products .sub-item:hover {
  background: rgba(43, 240, 206, 0.07);
}

.page-products .sub-item input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  flex: none;
  width: 18px;
  height: 18px;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--bg);
  display: grid;
  place-content: center;
  cursor: pointer;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-products .sub-item input[type="checkbox"]::after {
  content: "";
  width: 9px;
  height: 5px;
  border-left: 2px solid #061A16;
  border-bottom: 2px solid #061A16;
  transform: rotate(-45deg) translate(1px, -1px);
  opacity: 0;
}

.page-products .sub-item input[type="checkbox"]:checked {
  background: var(--orange);
  border-color: var(--orange);
}

.page-products .sub-item input[type="checkbox"]:checked::after {
  opacity: 1;
}

.page-products .sub-item input[type="checkbox"]:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-products .sub-item label {
  cursor: pointer;
  flex: 1 1 auto;
  min-width: 0;
}

.page-products .sub-item__group {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  padding: 2px 9px;
}

/* ---------- 档案抽屉 ---------- */
.page-products .drawers {
  display: grid;
  gap: 8px;
}

.page-products .drawer {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel);
  overflow: hidden;
  transition: border-color var(--dur) var(--ease);
}

.page-products .drawer:hover {
  border-color: var(--teal);
}

.page-products .drawer[open] {
  border-color: rgba(43, 240, 206, 0.45);
}

.page-products .drawer__head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  color: var(--ink);
}

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

.page-products .drawer__head::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--cyan);
}

.page-products .drawer[open] .drawer__head::after {
  content: "\2013";
}

.page-products .drawer__season {
  font-size: 17px;
  letter-spacing: 0.05em;
  color: var(--cyan);
}

.page-products .drawer__label {
  color: var(--muted);
  font-size: 13px;
}

.page-products .drawer__body {
  padding: 12px 16px 16px;
  border-top: 1px solid var(--line);
}

.page-products .drawer__body p {
  margin: 0 0 8px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
  max-width: 38ch;
}

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

/* ---------- 场馆对照表 ---------- */
.page-products .venu-row {
  align-items: start;
}

.page-products .vtable-wrap {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .vtable {
  width: 100%;
  min-width: 700px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .vtable__cap {
  caption-side: top;
  text-align: left;
  padding: 13px 16px 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-products .vtable th {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.09em;
  color: var(--muted);
  text-align: left;
  padding: 11px 16px;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

.page-products .vtable tbody th {
  font-family: var(--font-body);
  font-size: 14px;
  letter-spacing: 0;
  color: var(--ink);
  font-weight: 500;
}

.page-products .vtable td {
  padding: 11px 16px;
  border-bottom: 1px solid rgba(23, 66, 58, 0.55);
  color: var(--ink);
  white-space: nowrap;
}

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

.page-products .vtable tbody tr:hover {
  background: rgba(43, 240, 206, 0.05);
}

/* ---------- 免费范围 ---------- */
.page-products .free-list {
  margin: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.page-products .free-list__row {
  background: var(--panel);
  padding: 14px 16px;
}

.page-products .free-list__row dt {
  font-family: var(--font-display);
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--cyan);
  margin-bottom: 5px;
}

.page-products .free-list__row dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.68;
  color: var(--muted);
}

/* ---------- 更新节奏 ---------- */
.page-products .cadence-wrap {
  min-width: 0;
}

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

.page-products .cadence__node {
  position: relative;
  padding: 16px 18px 16px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel);
}

.page-products .cadence__node::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  width: 3px;
  height: 28px;
  border-radius: 0 3px 3px 0;
  background: var(--cyan);
}

.page-products .cadence__node:nth-child(2)::before {
  background: var(--teal);
}

.page-products .cadence__node:nth-child(3)::before {
  background: var(--violet);
}

.page-products .cadence__time {
  display: inline-block;
  font-size: 13px;
  letter-spacing: 0.07em;
  color: var(--cyan);
  margin-bottom: 8px;
}

.page-products .cadence__node:nth-child(2) .cadence__time {
  color: var(--teal);
}

.page-products .cadence__node:nth-child(3) .cadence__time {
  color: var(--violet);
}

.page-products .cadence__title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 17px;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-products .cadence__node p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 步骤 ---------- */
.page-products .steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.page-products .steps__item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: 18px;
  background: var(--panel);
}

.page-products .steps__num {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-products .steps__title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 0.015em;
  color: var(--ink);
}

.page-products .steps__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--muted);
  max-width: 46ch;
}

.page-products .feat-tail {
  margin: 24px 0 0;
  padding-left: 16px;
  border-left: 2px solid var(--teal);
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
  max-width: 52ch;
}

.page-products .feat-cta {
  margin-top: 26px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel);
}

.page-products .feat-cta p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
  max-width: 54ch;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .feat-nav {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .steps__item {
    grid-template-columns: 88px minmax(0, 1fr);
    gap: 16px;
    padding: 20px 22px;
    align-items: start;
  }

  .page-products .steps__num {
    padding-top: 5px;
  }
}

@media (min-width: 880px) {
  .page-products .feat-2col {
    grid-template-columns: 5fr 7fr;
  }

  .page-products .feat-2col--reverse {
    grid-template-columns: 7fr 5fr;
  }

  .page-products .cadence {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }

  .page-products .cadence-wrap {
    position: relative;
    padding-top: 30px;
  }

  .page-products .cadence-wrap::before {
    content: "";
    position: absolute;
    left: 6%;
    right: 6%;
    top: 6px;
    height: 2px;
    border-radius: 2px;
    background: linear-gradient(90deg, var(--cyan), var(--teal) 55%, var(--violet));
    opacity: 0.55;
  }

  .page-products .cadence__node {
    padding: 18px;
    height: 100%;
  }

  .page-products .cadence__node::before {
    left: 50%;
    top: -24px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 3px solid var(--bg);
    transform: translateX(-50%);
  }
}

@media (min-width: 1024px) {
  .page-products .feat-copy {
    padding-right: clamp(0px, 2vw, 24px);
  }

  .page-products .feat-2col--reverse .feat-copy {
    padding-right: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products * {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
}