/* ============================================================
   工具中心 /tools/ —— 页面专属样式（作用域 .page-products）
   ============================================================ */

.page-products {
  --p-gap: clamp(16px, 2.4vw, 28px);
  background: var(--ink);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.72;
  overflow-x: hidden;
}

.page-products .container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding-left: var(--pad);
  padding-right: var(--pad);
}

.page-products .mono {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
}

.page-products h1,
.page-products h2,
.page-products h3 {
  font-family: var(--font-display);
  color: var(--text);
  margin: 0;
}

.page-products p {
  margin: 0;
}

.page-products a {
  color: inherit;
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumb {
  margin-bottom: clamp(18px, 3vw, 32px);
}

.page-products .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  list-style: none;
  margin: 0;
  padding: 0;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-products .breadcrumb-list li {
  display: inline-flex;
  align-items: center;
}

.page-products .breadcrumb-list li + li::before {
  content: "/";
  margin: 0 10px;
  color: var(--line);
}

.page-products .breadcrumb-list a {
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

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

.page-products .breadcrumb-list [aria-current="page"] {
  color: var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero {
  position: relative;
  padding: clamp(26px, 4.5vw, 52px) 0 clamp(36px, 6vw, 78px);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-products .prod-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 55% 62% at 94% 4%, rgba(0, 229, 255, 0.16), transparent 60%),
    radial-gradient(ellipse 48% 58% at 2% 100%, rgba(168, 85, 247, 0.14), transparent 62%);
  pointer-events: none;
}

.page-products .prod-hero > .container {
  position: relative;
}

.page-products .prod-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 3.4vw, 44px);
}

.page-products .eyebrow {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 14px;
}

.page-products h1 {
  font-weight: 900;
  font-size: clamp(30px, 5.4vw, 60px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  max-width: 21ch;
  margin-bottom: clamp(16px, 2vw, 22px);
}

.page-products .prod-lead {
  font-size: clamp(15px, 1.5vw, 18px);
  line-height: 1.75;
  color: var(--muted);
  max-width: 64ch;
}

/* 首屏侧边入口 */
.page-products .prod-hero-side {
  position: relative;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(18, 26, 48, 0.92), rgba(11, 18, 36, 0.55));
  padding: 20px 20px 22px;
  box-shadow: var(--shadow-panel);
}

.page-products .prod-hero-side::before,
.page-products .prod-hero-side::after {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  border: 1px solid var(--cyan);
  opacity: 0.75;
}

.page-products .prod-hero-side::before {
  top: -1px;
  left: -1px;
  border-right: 0;
  border-bottom: 0;
}

.page-products .prod-hero-side::after {
  bottom: -1px;
  right: -1px;
  border-left: 0;
  border-top: 0;
}

.page-products .prod-side-title {
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-products .prod-side-list {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
}

.page-products .prod-side-list li + li {
  border-top: 1px solid var(--line);
}

.page-products .prod-side-list a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  font-size: 14px;
  text-decoration: none;
  color: var(--text);
  transition: color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-products .prod-side-list a:hover,
.page-products .prod-side-list a:focus-visible {
  color: var(--cyan);
  transform: translateX(4px);
}

.page-products .prod-side-list .mono {
  font-size: 12px;
  color: var(--muted);
}

/* ---------- 章节通用 ---------- */
.page-products .prod-sec {
  padding: clamp(48px, 7vw, 96px) 0;
  border-bottom: 1px solid var(--line);
}

.page-products .prod-sec--last {
  border-bottom: 0;
}

.page-products .prod-head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-bottom: clamp(26px, 4vw, 48px);
}

.page-products .prod-head-num {
  display: block;
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: clamp(46px, 9vw, 112px);
  font-weight: 700;
  line-height: 0.82;
  letter-spacing: -0.04em;
  color: transparent;
  -webkit-text-stroke: 1px var(--line);
  user-select: none;
}

.page-products .prod-head-body h2 {
  font-size: clamp(23px, 3.4vw, 40px);
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: -0.015em;
  max-width: 24ch;
  margin-bottom: 14px;
}

.page-products .prod-head-body p {
  font-size: clamp(14px, 1.3vw, 16px);
  color: var(--muted);
  max-width: 66ch;
}

/* ---------- 两栏 ---------- */
.page-products .prod-2col {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3vw, 40px);
  align-items: start;
}

/* ---------- 图片框 ---------- */
.page-products .img-frame {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--hull);
  overflow: hidden;
  box-shadow: var(--shadow-panel);
}

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

.page-products .library-figure {
  margin-bottom: clamp(20px, 3vw, 34px);
}

/* ---------- 01 登录 ---------- */
.page-products .entry-list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
}

.page-products .entry-item {
  position: relative;
  padding: 16px 0 16px 20px;
  border-top: 1px solid var(--line);
}

.page-products .entry-item:last-child {
  border-bottom: 1px solid var(--line);
}

.page-products .entry-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 26px;
  width: 10px;
  height: 1px;
  background: var(--cyan);
}

.page-products .entry-name {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.01em;
  margin-bottom: 6px;
}

.page-products .entry-text {
  font-size: 14px;
  color: var(--muted);
  max-width: 56ch;
}

.page-products .env-note {
  font-size: 13px;
  color: var(--muted);
  border-left: 2px solid var(--line);
  padding-left: 14px;
  margin-bottom: 22px;
  max-width: 58ch;
}

.page-products .env-note--wide {
  margin-top: 22px;
  margin-bottom: 0;
}

.page-products .env-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 255, 0.35);
}

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

.page-products .btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  letter-spacing: 0.04em;
  padding: 11px 20px;
  text-decoration: none;
  border: 1px solid var(--line);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), transform 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-products .btn--ghost {
  color: var(--cyan);
  border-color: rgba(0, 229, 255, 0.5);
  background: transparent;
}

.page-products .btn--ghost:hover,
.page-products .btn--ghost:focus-visible {
  border-color: var(--cyan);
  transform: translateX(4px);
}

.page-products .btn--solid {
  color: var(--ink);
  background: var(--text);
  border-color: var(--text);
  font-weight: 700;
}

.page-products .btn--solid:hover,
.page-products .btn--solid:focus-visible {
  background: var(--cyan);
  border-color: var(--cyan);
  transform: translateX(4px);
}

/* ---------- 02 视图列表 ---------- */
.page-products .view-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .view-item {
  border: 1px solid var(--line);
  background: rgba(18, 26, 48, 0.62);
  padding: 18px 20px 20px;
  position: relative;
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-products .view-item:hover {
  border-color: rgba(0, 229, 255, 0.55);
  transform: translateX(4px);
}

.page-products .view-name {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
}

.page-products .view-name::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-right: 10px;
  background: var(--cyan);
  vertical-align: 2px;
}

.page-products .view-text {
  font-size: 14px;
  color: var(--muted);
}

/* ---------- 对照工具 ---------- */
.page-products .cmp-tool {
  position: relative;
  margin-top: clamp(28px, 5vw, 56px);
  border: 1px solid var(--line);
  background: var(--hull);
  padding: clamp(18px, 2.6vw, 30px);
}

.page-products .cmp-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  clip-path: inset(50%);
  overflow: hidden;
  white-space: nowrap;
}

.page-products .cmp-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 20px;
  margin-bottom: 20px;
}

.page-products .cmp-bar-label {
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-products .cmp-switch {
  display: inline-flex;
  border: 1px solid var(--line);
  background: var(--ink);
}

.page-products .cmp-switch-item {
  padding: 9px 20px;
  font-family: var(--font-num);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--muted);
  cursor: pointer;
  user-select: none;
  border-right: 1px solid var(--line);
  transition: background-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-products .cmp-switch-item:last-child {
  border-right: 0;
}

.page-products #cmp-s14:checked ~ .cmp-bar .cmp-switch-item[for="cmp-s14"],
.page-products #cmp-s15:checked ~ .cmp-bar .cmp-switch-item[for="cmp-s15"] {
  background: var(--cyan);
  color: var(--ink);
  font-weight: 700;
}

.page-products .cmp-bar-note {
  font-size: 12px;
  color: var(--muted);
}

.page-products .cmp-body {
  overflow-x: auto;
}

.page-products .cmp-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .cmp-caption {
  text-align: left;
  font-family: var(--font-num);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  padding-bottom: 14px;
}

.page-products .cmp-table th,
.page-products .cmp-table td {
  padding: 15px 16px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: middle;
}

.page-products .cmp-table thead th {
  font-size: 11.5px;
  letter-spacing: 0.08em;
  font-weight: 500;
  color: var(--muted);
  white-space: nowrap;
}

.page-products .cmp-table tbody th {
  font-weight: 600;
  font-size: 14px;
  white-space: nowrap;
}

.page-products .cmp-table tbody tr {
  transition: background-color 0.18s var(--ease);
}

.page-products .cmp-table tbody tr:nth-child(even) {
  background: rgba(18, 26, 48, 0.55);
}

.page-products .cmp-table tbody tr:hover {
  background: var(--panel);
}

.page-products .cmp-table .is-num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  text-align: right;
  white-space: nowrap;
}

.page-products .cmp-diff {
  display: inline-block;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--magenta);
  border: 1px solid rgba(255, 45, 138, 0.5);
  padding: 2px 9px;
  white-space: nowrap;
  opacity: 0.35;
  transition: opacity 0.18s var(--ease);
}

.page-products .cmp-table tbody tr:hover .cmp-diff {
  opacity: 1;
}

.page-products #cmp-s14:checked ~ .cmp-body .v-s15,
.page-products #cmp-s15:checked ~ .cmp-body .v-s14 {
  display: none;
}

.page-products .cmp-foot {
  margin-top: 18px;
  font-size: 13px;
}

.page-products .cmp-foot a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

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

/* ---------- 03 曲线 ---------- */
.page-products .curve-panel {
  border: 1px solid var(--line);
  background: var(--hull);
  padding: clamp(16px, 2.4vw, 26px);
  box-shadow: var(--shadow-panel);
}

.page-products .curve-svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .curve-grid line {
  stroke: var(--line);
  stroke-width: 1;
  stroke-dasharray: 3 5;
}

.page-products .curve-axis {
  stroke: var(--line);
  stroke-width: 1;
}

.page-products .curve-line {
  fill: none;
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.page-products .curve-line--s14 {
  stroke: var(--cyan);
}

.page-products .curve-line--s15 {
  stroke: var(--violet);
}

.page-products .curve-dot--s14 {
  fill: var(--cyan);
}

.page-products .curve-dot--s15 {
  fill: var(--violet);
}

.page-products .curve-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-family: var(--font-num);
  font-size: 12px;
  color: var(--muted);
}

.page-products .curve-legend-item {
  display: inline-flex;
  align-items: center;
  gap: 9px;
}

.page-products .curve-swatch {
  width: 18px;
  height: 2px;
  display: inline-block;
}

.page-products .curve-swatch--s14 {
  background: var(--cyan);
}

.page-products .curve-swatch--s15 {
  background: var(--violet);
}

/* ---------- 04 版本库跨度 ---------- */
.page-products .span-panel {
  border: 1px solid var(--line);
  background: var(--hull);
  padding: clamp(16px, 2.4vw, 26px);
}

.page-products .span-track {
  list-style: none;
  display: flex;
  gap: 6px;
  margin: 0;
  padding: 30px 0 8px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-products .span-dot {
  position: relative;
  flex: 1 0 44px;
  min-width: 44px;
  text-align: center;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  transition: border-color 0.2s var(--ease);
}

.page-products .span-dot::before {
  content: "";
  position: absolute;
  top: -4px;
  left: 50%;
  transform: translateX(-50%);
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--line);
  transition: background-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.page-products .span-dot:hover {
  border-top-color: var(--cyan);
}

.page-products .span-dot:hover::before {
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(0, 229, 255, 0.16);
}

.page-products .span-dot.is-current {
  border-top-color: var(--mint);
}

.page-products .span-dot.is-current::before {
  background: var(--mint);
  box-shadow: 0 0 0 4px rgba(61, 245, 165, 0.18);
}

.page-products .span-cap {
  display: block;
  font-size: 12px;
  color: var(--muted);
  white-space: nowrap;
}

.page-products .span-dot.is-current .span-cap {
  color: var(--mint);
}

.page-products .span-dot::after {
  content: attr(data-entries);
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-num);
  font-size: 11.5px;
  white-space: nowrap;
  color: var(--ink);
  background: var(--cyan);
  padding: 2px 8px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s var(--ease);
}

.page-products .span-dot:hover::after {
  opacity: 1;
}

.page-products .span-scale {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--muted);
}

/* ---------- 05 回放检索 ---------- */
.page-products .tag-group + .tag-group {
  margin-top: 20px;
}

.page-products .tag-group-title {
  font-family: var(--font-num);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 10px;
}

.page-products .tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .tag {
  display: inline-block;
  font-size: 12.5px;
  line-height: 1;
  padding: 8px 13px;
  border: 1px solid var(--line);
  color: var(--muted);
  background: rgba(18, 26, 48, 0.6);
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-products .tag:hover {
  transform: translateY(-2px);
  color: var(--text);
  border-color: var(--muted);
}

.page-products .tag--cyan {
  color: var(--cyan);
  border-color: rgba(0, 229, 255, 0.42);
}

.page-products .tag--violet {
  color: var(--violet);
  border-color: rgba(168, 85, 247, 0.42);
}

.page-products .tag--magenta {
  color: var(--magenta);
  border-color: rgba(255, 45, 138, 0.42);
}

.page-products .tag-note {
  margin-top: 20px;
  font-size: 13px;
  color: var(--muted);
  max-width: 58ch;
}

.page-products .node-rail {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: clamp(28px, 4vw, 46px) 0 0;
  padding: 0;
  counter-reset: node;
}

.page-products .node-item {
  position: relative;
  flex: 1 1 140px;
  min-width: 130px;
  border: 1px solid var(--line);
  background: rgba(18, 26, 48, 0.6);
  padding: 14px 16px 16px;
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-products .node-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--line);
  transition: background-color 0.2s var(--ease);
}

.page-products .node-item:hover {
  border-color: rgba(0, 229, 255, 0.5);
  background: var(--panel);
}

.page-products .node-item:hover::before {
  background: var(--cyan);
}

.page-products .node-idx {
  display: block;
  font-size: 11.5px;
  color: var(--muted);
  margin-bottom: 6px;
}

.page-products .node-name {
  font-size: 15px;
  font-weight: 600;
}

.page-products .node-note {
  margin-top: 18px;
  font-size: 13px;
  color: var(--muted);
}

.page-products .node-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 255, 0.35);
}

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

/* ---------- 06 设备 ---------- */
.page-products .env-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-products .env-card {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(18, 26, 48, 0.85), rgba(11, 18, 36, 0.5));
  padding: 22px 22px 24px;
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-products .env-card:hover {
  border-color: rgba(0, 229, 255, 0.5);
  transform: translateY(-3px);
}

.page-products .env-badge {
  font-family: var(--font-num);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 12px;
}

.page-products .env-name {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 10px;
}

.page-products .env-text {
  font-size: 14px;
  color: var(--muted);
}

/* ---------- 07 反馈 ---------- */
.page-products .fb-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3vw, 40px);
}

.page-products .fb-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .fb-item {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 14px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.page-products .fb-item:last-child {
  border-bottom: 1px solid var(--line);
}

.page-products .fb-idx {
  font-size: 12px;
  color: var(--cyan);
  padding-top: 3px;
}

.page-products .fb-name {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 6px;
}

.page-products .fb-text {
  font-size: 14px;
  color: var(--muted);
}

.page-products .fb-cta {
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(0, 229, 255, 0.08), rgba(168, 85, 247, 0.07));
  padding: clamp(22px, 3vw, 34px);
  align-self: start;
}

.page-products .fb-cta-title {
  font-family: var(--font-display);
  font-size: clamp(19px, 2.2vw, 25px);
  font-weight: 900;
  line-height: 1.24;
  margin-bottom: 14px;
}

.page-products .fb-cta-text {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 22px;
}

/* ---------- 悬停能力检测 ---------- */
@media (hover: none) {
  .page-products .cmp-diff {
    opacity: 1;
  }
}

/* ---------- 中屏 ---------- */
@media (min-width: 720px) {
  .page-products .prod-head {
    grid-template-columns: auto 1fr;
    gap: clamp(20px, 3vw, 44px);
    align-items: start;
  }

  .page-products .prod-head-num {
    font-size: clamp(64px, 9vw, 112px);
    margin-top: -6px;
  }

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

  .page-products .env-card:first-child {
    grid-column: 1 / -1;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 980px) {
  .page-products .prod-hero-grid {
    grid-template-columns: minmax(0, 1fr) 296px;
    align-items: end;
  }

  .page-products .prod-2col {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-products .prod-2col--rev {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-products .prod-head-num {
    margin-left: -0.06em;
  }

  .page-products .fb-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

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

  .page-products .env-card:first-child {
    grid-column: auto;
  }

  .page-products .span-dot {
    flex: 1 1 0;
  }
}

/* ---------- 大屏 ---------- */
@media (min-width: 1280px) {
  .page-products .prod-sec {
    padding-top: clamp(72px, 6vw, 108px);
    padding-bottom: clamp(72px, 6vw, 108px);
  }
}