.page-products {
  --tool-rail-width: 212px;
  --gold-line: rgba(183, 122, 30, 0.55);
  --card-pad: clamp(18px, 3vw, 28px);
  color: var(--silver);
}

.page-products .tool-hero {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  padding: clamp(20px, 4vw, 40px) 0 clamp(28px, 5vw, 64px);
  align-items: center;
}

.page-products .hero-copy {
  min-width: 0;
}

.page-products .tool-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(36px, 8vw, 82px);
  line-height: 1.04;
  letter-spacing: -0.03em;
  color: var(--white);
}

.page-products .hero-lead {
  margin: 18px 0 0;
  max-width: 54ch;
  font-size: clamp(15px, 1.5vw, 18px);
  line-height: 1.8;
  color: var(--silver);
}

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

.page-products .hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .hero-facts li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: rgba(20, 34, 53, 0.7);
}

.page-products .hero-facts .mono {
  font-family: var(--font-mono);
  font-size: 17px;
  font-weight: 500;
  color: var(--orange);
}

.page-products .hero-facts em {
  font-style: normal;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--silver);
}

.page-products .hero-visual {
  min-width: 0;
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--glass-line);
  box-shadow: var(--island-shadow);
}

.page-products .hero-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(150deg, rgba(255, 122, 26, 0.16), transparent 55%),
              linear-gradient(0deg, rgba(7, 11, 18, 0.6), transparent 60%);
  pointer-events: none;
}

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

.page-products .media-frame-caption {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--silver);
  opacity: 0.78;
}

.page-products .tools-layout {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  padding-bottom: clamp(40px, 6vw, 80px);
}

.page-products .tools-rail {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 6px 0 12px;
  scrollbar-width: none;
}

.page-products .tools-rail::-webkit-scrollbar {
  display: none;
}

.page-products .tool-rail-link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  flex: 0 0 auto;
  padding: 9px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: var(--glass);
  color: var(--silver);
  font-size: 13px;
  letter-spacing: 0.02em;
  text-decoration: none;
  white-space: nowrap;
  transition: color 200ms var(--ease), border-color 200ms var(--ease), background 200ms var(--ease);
}

.page-products .tool-rail-link:hover,
.page-products .tool-rail-link:focus-visible {
  color: var(--white);
  border-color: rgba(255, 122, 26, 0.55);
  background: var(--glass-strong);
}

.page-products .rail-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex: 0 0 auto;
}

.page-products .rail-dot--orange { background: var(--orange); }
.page-products .rail-dot--teal { background: var(--teal); }
.page-products .rail-dot--gold { background: var(--gold); }

.page-products .tools-body {
  min-width: 0;
  display: grid;
  gap: clamp(48px, 7vw, 96px);
}

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

.page-products .section-head {
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-products .section-title {
  color: var(--white);
}

.page-products .section-lead {
  max-width: 68ch;
  color: var(--silver);
}

/* 安装包切换 */
.page-products .os-switch {
  position: relative;
  display: grid;
  gap: 16px;
  padding: var(--card-pad);
  border: 1px solid var(--glass-line);
  border-radius: var(--radius-lg);
  background: var(--glass);
  box-shadow: var(--island-shadow);
}

.page-products .os-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.page-products .os-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .os-tab {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 10px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  color: var(--silver);
  font-size: 14px;
  cursor: pointer;
  transition: color 200ms var(--ease), border-color 200ms var(--ease), background 200ms var(--ease);
}

.page-products .os-tab svg {
  color: currentColor;
}

.page-products .os-radio:focus-visible + .os-radio:focus-visible ~ .os-tabs .os-tab {
  outline: none;
}

.page-products #os-win:checked ~ .os-tabs label[for="os-win"],
.page-products #os-mac:checked ~ .os-tabs label[for="os-mac"] {
  background: var(--orange);
  border-color: var(--orange);
  color: #100803;
  font-weight: 700;
}

.page-products .os-panel {
  display: none;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--ink-2);
  padding: var(--card-pad);
}

.page-products #os-win:checked ~ .os-panel--win,
.page-products #os-mac:checked ~ .os-panel--mac {
  display: block;
}

.page-products .spec-list {
  margin: 0;
  display: grid;
  gap: 2px;
}

.page-products .spec-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
  padding: 12px 0;
  border-bottom: 1px dashed rgba(37, 54, 77, 0.9);
}

.page-products .spec-row:last-child {
  border-bottom: 0;
}

.page-products .spec-row dt {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--silver);
  opacity: 0.85;
}

.page-products .spec-row dd {
  margin: 0;
  color: var(--white);
  font-size: 15px;
  line-height: 1.6;
}

.page-products .spec-row dd.mono {
  font-family: var(--font-mono);
  color: var(--orange);
}

.page-products .sha-block {
  display: grid;
  gap: 6px;
  margin-top: 16px;
  padding: 14px 16px;
  border: 1px solid rgba(24, 214, 176, 0.28);
  border-radius: 14px;
  background: rgba(24, 214, 176, 0.06);
}

.page-products .sha-label {
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--teal);
}

.page-products .sha-value {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--white);
  word-break: break-all;
}

.page-products .spec-note {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--silver);
}

.page-products .channel-note {
  margin-top: 20px;
  padding: var(--card-pad);
  border: 1px solid var(--line);
  border-left: 3px solid var(--teal);
  border-radius: var(--radius-card);
  background: var(--ink-1);
}

.page-products .channel-note h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 800;
  color: var(--white);
}

.page-products .channel-note p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--silver);
}

/* 会员中心三件事 */
.page-products .first-three {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .first-card {
  position: relative;
  padding: var(--card-pad);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: linear-gradient(150deg, rgba(20, 34, 53, 0.95), var(--ink-1));
}

.page-products .first-card:nth-child(2) {
  border-color: var(--gold-line);
  background: linear-gradient(150deg, rgba(255, 200, 87, 0.12), var(--ink-1) 62%);
}

.page-products .first-num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--orange);
}

.page-products .first-card:nth-child(2) .first-num {
  color: var(--gold);
}

.page-products .first-card h3 {
  margin: 10px 0 8px;
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 800;
  color: var(--white);
}

.page-products .first-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--silver);
}

/* 六步技能树 */
.page-products .guide-figure {
  margin: 0 0 26px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-products .skill-tree {
  display: grid;
  gap: 12px;
  padding-left: 24px;
  border-left: 2px solid transparent;
  border-image: linear-gradient(180deg, var(--orange), var(--teal)) 1;
}

.page-products .skill-node {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--ink-1);
  transition: border-color 200ms var(--ease);
}

.page-products .skill-node::before {
  content: "";
  position: absolute;
  left: -33px;
  top: 22px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 4px rgba(255, 122, 26, 0.16);
}

.page-products .skill-node:nth-child(even)::before {
  background: var(--teal);
  box-shadow: 0 0 0 4px rgba(24, 214, 176, 0.16);
}

.page-products .skill-node[open] {
  border-color: rgba(255, 122, 26, 0.4);
}

.page-products .skill-node:nth-child(even)[open] {
  border-color: rgba(24, 214, 176, 0.36);
}

.page-products .skill-node summary,
.page-products .fix-item summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px var(--card-pad);
  cursor: pointer;
  list-style: none;
}

.page-products .skill-node summary::-webkit-details-marker,
.page-products .fix-item summary::-webkit-details-marker {
  display: none;
}

.page-products .skill-index {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--orange);
  flex: 0 0 auto;
}

.page-products .skill-node:nth-child(even) .skill-index {
  color: var(--teal);
}

.page-products .skill-title {
  flex: 1 1 auto;
  font-size: 16px;
  font-weight: 700;
  color: var(--white);
}

.page-products .skill-chev {
  flex: 0 0 auto;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--silver);
  border-bottom: 2px solid var(--silver);
  transform: rotate(45deg);
  transition: transform 220ms var(--ease);
}

.page-products details[open] > summary .skill-chev {
  transform: rotate(-135deg);
}

.page-products .skill-body {
  padding: 0 var(--card-pad) 18px calc(var(--card-pad) + 30px);
}

.page-products .skill-body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--silver);
}

/* 权益对照 */
.page-products .tier-figure {
  margin: 0 0 22px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--gold-line);
}

.page-products .tier-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--gold-line);
  border-radius: var(--radius-card);
  background: var(--ink-1);
  box-shadow: 0 24px 50px -34px rgba(183, 122, 30, 0.8);
}

.page-products .tier-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .tier-caption {
  padding: 14px var(--card-pad);
  text-align: left;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-products .tier-table thead th {
  padding: 14px 16px;
  text-align: left;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--gold);
  background: linear-gradient(118deg, rgba(255, 200, 87, 0.24), rgba(183, 122, 30, 0.14));
  border-bottom: 1px solid var(--gold-line);
  white-space: nowrap;
}

.page-products .tier-table tbody th {
  padding: 14px 16px;
  text-align: left;
  font-weight: 700;
  color: var(--white);
  white-space: nowrap;
}

.page-products .tier-table tbody td {
  padding: 14px 16px;
  color: var(--silver);
  border-top: 1px solid rgba(37, 54, 77, 0.85);
  white-space: nowrap;
}

.page-products .tier-table tbody tr:hover td,
.page-products .tier-table tbody tr:hover th {
  background: rgba(255, 200, 87, 0.06);
}

.page-products .tier-table .mono {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--gold);
}

.page-products .tier-table thead th:first-child,
.page-products .tier-table tbody th {
  position: sticky;
  left: 0;
  z-index: 2;
  background: var(--ink-2);
}

.page-products .tier-table thead th:first-child {
  background: linear-gradient(118deg, rgba(255, 200, 87, 0.24), rgba(183, 122, 30, 0.14)), var(--ink-2);
}

.page-products .tier-foot {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--silver);
}

.page-products .tier-foot a {
  color: var(--link);
  text-decoration: none;
  border-bottom: 1px solid rgba(94, 139, 255, 0.4);
}

.page-products .tier-foot a:hover,
.page-products .tier-foot a:focus-visible {
  color: var(--white);
  border-bottom-color: var(--orange);
}

/* 社区入口 */
.page-products .community-figure {
  margin: 0 0 22px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-products .rail {
  margin-bottom: 22px;
}

.page-products .zone-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: var(--ink-2);
  color: var(--white);
  font-size: 14px;
  white-space: nowrap;
}

.page-products .zone-icon {
  color: var(--teal);
  font-size: 11px;
}

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

.page-products .shortcut {
  display: grid;
  gap: 4px;
  padding: 16px var(--card-pad);
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--ink-1);
  text-decoration: none;
  transition: transform 200ms var(--ease), border-color 200ms var(--ease), background 200ms var(--ease);
}

.page-products .shortcut:hover,
.page-products .shortcut:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(24, 214, 176, 0.5);
  background: var(--ink-2);
}

.page-products .shortcut-label {
  font-size: 15px;
  font-weight: 700;
  color: var(--white);
}

.page-products .shortcut-desc {
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--silver);
}

/* 排查 */
.page-products .fix-figure {
  margin: 0 0 22px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-products .fix-list {
  display: grid;
  gap: 10px;
}

.page-products .fix-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--ink-1);
}

.page-products .fix-item[open] {
  border-color: rgba(255, 122, 26, 0.42);
}

.page-products .fix-tag {
  flex: 0 0 auto;
}

.page-products .fix-title {
  flex: 1 1 auto;
  font-size: 15px;
  font-weight: 700;
  color: var(--white);
  line-height: 1.5;
}

.page-products .fix-body {
  padding: 0 var(--card-pad) 18px calc(var(--card-pad) + 4px);
}

.page-products .fix-body ol {
  margin: 0;
  padding-left: 20px;
  display: grid;
  gap: 8px;
}

.page-products .fix-body li {
  font-size: 14px;
  line-height: 1.78;
  color: var(--silver);
}

.page-products .fix-body li::marker {
  color: var(--orange);
  font-family: var(--font-mono);
  font-size: 12px;
}

/* 收尾 */
.page-products .tool-outro {
  display: grid;
  gap: 20px;
  padding: clamp(24px, 4vw, 40px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(80% 120% at 100% 0%, rgba(255, 122, 26, 0.16), transparent 62%),
    var(--ink-1);
}

.page-products .tool-outro h2 {
  margin: 0 0 10px;
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-products .tool-outro p {
  margin: 0;
  max-width: 62ch;
  font-size: 14px;
  line-height: 1.85;
  color: var(--silver);
}

.page-products .outro-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (min-width: 640px) {
  .page-products .spec-row {
    grid-template-columns: 128px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }

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

@media (min-width: 900px) {
  .page-products .tool-hero {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    gap: clamp(32px, 5vw, 72px);
  }

  .page-products .first-three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-products .tool-outro {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

@media (min-width: 1024px) {
  .page-products .tools-layout {
    grid-template-columns: var(--tool-rail-width) minmax(0, 1fr);
    gap: clamp(32px, 4vw, 60px);
    align-items: start;
  }

  .page-products .tools-rail {
    position: sticky;
    top: 116px;
    flex-direction: column;
    gap: 4px;
    overflow: visible;
    padding: 4px 0 4px 0;
    border-left: 1px solid var(--line);
  }

  .page-products .tool-rail-link {
    border-color: transparent;
    background: transparent;
    border-radius: 0 var(--radius-pill) var(--radius-pill) 0;
    padding: 10px 14px 10px 16px;
    margin-left: -1px;
    border-left: 2px solid transparent;
  }

  .page-products .tool-rail-link:hover,
  .page-products .tool-rail-link:focus-visible {
    border-left-color: var(--orange);
    background: rgba(20, 34, 53, 0.6);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .shortcut,
  .page-products .skill-chev,
  .page-products .tool-rail-link {
    transition: none;
  }

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