.page-products {
  --pp-line: 2px solid var(--ink);
  --pp-gap: clamp(20px, 3.2vw, 40px);
  --pp-pad: clamp(40px, 6vw, 84px);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
}

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

.page-products .band-inner {
  padding-top: var(--pp-pad);
  padding-bottom: var(--pp-pad);
}

.page-products .section-head {
  margin-bottom: clamp(24px, 3.6vw, 44px);
  max-width: 72ch;
}

.page-products .section-index {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--work-gray);
  margin: 0 0 10px;
}

.page-products .section-title {
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(26px, 3.6vw, 46px);
  line-height: 1.14;
  letter-spacing: -.015em;
  margin: 0 0 14px;
}

.page-products .lede {
  font-size: clamp(15px, 1.15vw, 17px);
  line-height: 1.78;
  color: var(--ink-soft);
  margin: 0;
}

/* ---------- 首屏 ---------- */
.page-products .prod-top {
  background: var(--ice-deep);
  color: var(--paper);
  position: relative;
  overflow: hidden;
}

.page-products .prod-top::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(90deg, rgba(201, 220, 232, .13) 0 1px, transparent 1px 56px);
  pointer-events: none;
}

.page-products .breadcrumb {
  position: relative;
  z-index: 2;
  padding-top: clamp(16px, 2.4vw, 26px);
  font-size: 13px;
}

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

.page-products .breadcrumb-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-products .breadcrumb-link,
.page-products .breadcrumb-current {
  color: var(--frost);
  text-decoration: none;
}

.page-products .breadcrumb-link {
  border-bottom: 1px solid rgba(201, 220, 232, .5);
}

.page-products .breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  color: var(--work-gray);
}

.page-products .breadcrumb-current {
  color: var(--orange-hi);
  font-family: var(--font-mono);
}

.page-products .prod-hero {
  position: relative;
  z-index: 1;
  padding-top: clamp(24px, 4vw, 44px);
  padding-bottom: clamp(30px, 5vw, 56px);
}

.page-products .prod-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 48px);
  align-items: end;
}

.page-products .prod-hero-copy .eyebrow {
  color: var(--orange-hi);
}

.page-products .prod-hero h1 {
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(32px, 6vw, 72px);
  line-height: 1.08;
  letter-spacing: -.02em;
  color: var(--paper);
  margin: .3em 0 .42em;
}

.page-products .prod-hero h1 em {
  font-style: normal;
  color: var(--orange-hi);
  border-bottom: 4px solid var(--orange);
  padding-bottom: 2px;
}

.page-products .prod-hero .lede {
  color: var(--frost);
  max-width: 58ch;
}

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

.page-products .prod-hero-figure {
  box-shadow: 8px 8px 0 rgba(242, 107, 29, .9);
}

.page-products .prod-hero-figure .figure-media {
  border: var(--pp-line);
  background: var(--ice-mid);
}

.page-products .prod-hero-figure .figure-cap {
  background: var(--paper);
  color: var(--ink);
  border: var(--pp-line);
  border-top: 0;
  font-size: 13px;
  padding: 10px 14px;
}

.page-products .prod-stat-strip {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: rgba(201, 220, 232, .3);
  border-top: 2px solid rgba(201, 220, 232, .35);
  margin-top: clamp(28px, 4.4vw, 50px);
}

.page-products .prod-stat-strip .stat {
  background: var(--ice-deep);
  padding: 16px clamp(12px, 2vw, 24px);
  display: grid;
  gap: 6px;
}

.page-products .prod-stat-strip .stat-value {
  font-family: var(--font-mono);
  font-size: clamp(20px, 2.6vw, 30px);
  line-height: 1;
  color: var(--orange-hi);
}

.page-products .prod-stat-strip .stat-label {
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--frost);
}

/* ---------- 01 业务线 ---------- */
.page-products .line-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-products .line-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  border: var(--pp-line);
  border-top: 8px solid var(--orange);
  background: var(--paper);
  box-shadow: var(--shadow-hard);
  padding: clamp(18px, 2.4vw, 26px);
}

.page-products .line-card:nth-child(2) {
  border-top-color: var(--ice-mid);
}

.page-products .line-card:nth-child(3) {
  border-top-color: var(--seal);
}

.page-products .line-card:nth-child(4) {
  border-top-color: var(--trust);
}

.page-products .line-tag {
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--work-gray);
  margin: 0;
}

.page-products .line-title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(19px, 1.6vw, 23px);
  line-height: 1.3;
  margin: 0;
}

.page-products .line-desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--ink-soft);
}

.page-products .line-meta {
  margin: 0;
  padding: 12px 0 0;
  border-top: 1px dashed rgba(22, 25, 28, .35);
  display: grid;
  gap: 4px;
}

.page-products .line-meta dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--work-gray);
  margin-top: 8px;
}

.page-products .line-meta dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.66;
  color: var(--ink);
}

.page-products .line-card .action-link {
  margin-top: auto;
  align-self: flex-start;
  font-size: 14px;
  color: var(--ice-deep);
  border-bottom: 2px solid var(--orange);
  text-decoration: none;
  padding-bottom: 2px;
}

/* ---------- 02 品类 ---------- */
.page-products .cat-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border: var(--pp-line);
  background: var(--paper);
}

.page-products .cat-item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  grid-template-areas:
    "no name"
    "no work"
    "time time";
  gap: 4px 12px;
  padding: 16px clamp(14px, 2vw, 22px);
  border-bottom: 2px solid var(--ink);
}

.page-products .cat-item:last-child {
  border-bottom: 0;
}

.page-products .cat-no {
  grid-area: no;
  font-size: 13px;
  color: var(--orange);
  letter-spacing: .06em;
  padding-top: 4px;
}

.page-products .cat-name {
  grid-area: name;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 17px;
  margin: 0;
  line-height: 1.4;
}

.page-products .cat-work {
  grid-area: work;
  margin: 0;
  font-size: 14px;
  line-height: 1.66;
  color: var(--ink-soft);
}

.page-products .cat-time {
  grid-area: time;
  margin: 8px 0 0;
  font-size: 13px;
  color: var(--trust);
  letter-spacing: .04em;
  background: rgba(18, 67, 58, .09);
  display: inline-block;
  justify-self: start;
  padding: 3px 10px;
  border-left: 3px solid var(--trust);
}

.page-products .cat-figure {
  margin-top: clamp(26px, 4vw, 46px);
  box-shadow: var(--shadow-hard);
}

.page-products .cat-figure .figure-media {
  border: var(--pp-line);
  background: var(--frost);
  aspect-ratio: 3 / 2;
  overflow: hidden;
}

.page-products .cat-figure .figure-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-products .cat-figure .figure-cap {
  border: var(--pp-line);
  border-top: 0;
  background: var(--paper);
  font-size: 13px;
  padding: 10px 14px;
  color: var(--ink-soft);
}

/* ---------- 03 加急档位 ---------- */
.page-products .band--mint .section-title,
.page-products .band--mint .lede {
  color: var(--paper);
}

.page-products .band--mint .lede {
  color: rgba(245, 242, 234, .82);
}

.page-products .band--mint .section-index {
  color: var(--orange-hi);
}

.page-products .rush-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3.4vw, 38px);
}

.page-products .rush-table-scroll {
  overflow-x: auto;
  border: var(--pp-line);
  background: var(--paper);
  box-shadow: var(--shadow-hard);
}

.page-products .rush-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
}

.page-products .rush-caption {
  caption-side: top;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  padding: 12px 16px;
  background: var(--ice-deep);
  color: var(--frost);
}

.page-products .rush-table th,
.page-products .rush-table td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 2px solid var(--ink);
  font-size: 15px;
  line-height: 1.5;
}

.page-products .rush-table thead th {
  background: var(--ice-mid);
  color: var(--paper);
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
  font-weight: 500;
}

.page-products .rush-table tbody tr:nth-child(even) {
  background: rgba(201, 220, 232, .38);
}

.page-products .rush-table tbody tr:hover {
  background: rgba(255, 162, 75, .26);
}

.page-products .rush-table tbody tr:last-child {
  background: rgba(255, 162, 75, .16);
}

.page-products .rush-table tbody tr:last-child td {
  border-bottom: 0;
  font-weight: 600;
}

.page-products .rush-table .num {
  font-family: var(--font-mono);
  letter-spacing: -.01em;
}

.page-products .rush-aside {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-products .rush-figure .figure-media {
  border: var(--pp-line);
  background: var(--ice-mid);
  aspect-ratio: 1 / 1;
  overflow: hidden;
}

.page-products .rush-figure .figure-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-products .rush-figure .figure-cap {
  background: var(--frost);
  color: var(--ink);
  border: var(--pp-line);
  border-top: 0;
  font-size: 13px;
  padding: 10px 14px;
}

.page-products .rush-note {
  border: var(--pp-line);
  background: var(--paper);
  color: var(--ink);
  padding: clamp(16px, 2vw, 22px);
  box-shadow: 6px 6px 0 rgba(201, 220, 232, .45);
}

.page-products .rush-note-key {
  font-size: clamp(34px, 5vw, 54px);
  line-height: 1;
  color: var(--orange);
  margin: 0 0 6px;
}

.page-products .rush-note-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--ink-soft);
}

/* ---------- 04 施工周期 ---------- */
.page-products .duration-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 44px);
}

.page-products .gantt {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-products .gantt-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  align-items: center;
}

.page-products .gantt-label {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 17px;
}

.page-products .gantt-track {
  display: block;
  height: 36px;
  background-image: repeating-linear-gradient(90deg, rgba(22, 25, 28, .14) 0 1px, transparent 1px 20%);
  background-color: rgba(201, 220, 232, .5);
  border: var(--pp-line);
  padding: 3px;
}

.page-products .gantt-bar {
  display: block;
  height: 100%;
  background: var(--ice-mid);
  border-right: 3px solid var(--ink);
}

.page-products .gantt-row[data-span="1"] .gantt-bar {
  width: 24%;
}

.page-products .gantt-row[data-span="2"] .gantt-bar {
  width: 40%;
  background: var(--ice-mid);
}

.page-products .gantt-row[data-span="3"] .gantt-bar {
  width: 62%;
  background: var(--trust);
}

.page-products .gantt-row[data-span="4"] .gantt-bar {
  width: 100%;
  background: var(--orange);
}

.page-products .gantt-val {
  font-size: 13px;
  color: var(--ink-soft);
  letter-spacing: .02em;
}

.page-products .gantt-scale {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--work-gray);
  margin: 6px 0 0;
  border-top: 2px solid rgba(22, 25, 28, .2);
  padding-top: 8px;
}

.page-products .duration-aside {
  display: grid;
  gap: 20px;
  align-content: start;
}

.page-products .duration-figure .figure-media {
  border: var(--pp-line);
  background: var(--ice-deep);
  aspect-ratio: 12 / 7;
  overflow: hidden;
}

.page-products .duration-figure .figure-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-products .duration-figure .figure-cap {
  border: var(--pp-line);
  border-top: 0;
  background: var(--paper);
  font-size: 13px;
  padding: 10px 14px;
  color: var(--ink-soft);
}

.page-products .duration-factors {
  border: var(--pp-line);
  background: var(--paper);
  padding: clamp(16px, 2vw, 22px);
}

.page-products .duration-factors-title {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--seal);
  margin: 0 0 12px;
}

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

.page-products .duration-list li {
  font-size: 14px;
  line-height: 1.68;
  color: var(--ink-soft);
  padding-left: 18px;
  position: relative;
}

.page-products .duration-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 9px;
  height: 2px;
  background: var(--orange);
}

/* ---------- 05 复购阶梯 ---------- */
.page-products .band--ink .section-title,
.page-products .band--ink .lede {
  color: var(--paper);
}

.page-products .band--ink .lede {
  color: rgba(245, 242, 234, .8);
}

.page-products .band--ink .section-index {
  color: var(--orange-hi);
}

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

.page-products .ladder-row {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
}

.page-products .ladder-key {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--frost);
}

.page-products .ladder-bar {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  height: 46px;
  padding: 0 14px;
  border: var(--pp-line);
  box-shadow: 4px 4px 0 rgba(0, 0, 0, .35);
  transition: width .25s ease;
}

.page-products .ladder-pct {
  font-size: 15px;
  color: var(--paper);
  letter-spacing: .02em;
}

.page-products .ladder-row[data-step="1"] .ladder-bar {
  width: 100%;
  background: var(--orange);
}

.page-products .ladder-row[data-step="2"] .ladder-bar {
  width: 90%;
  background: #E0933A;
}

.page-products .ladder-row[data-step="3"] .ladder-bar {
  width: 80%;
  background: #8A9E68;
}

.page-products .ladder-row[data-step="4"] .ladder-bar {
  width: 70%;
  background: #3F7A5E;
}

.page-products .ladder-row[data-step="5"] .ladder-bar {
  width: 60%;
  background: var(--trust);
}

.page-products .ladder-notes {
  display: grid;
  gap: 14px;
  margin-top: clamp(24px, 3.6vw, 40px);
}

.page-products .ladder-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(245, 242, 234, .86);
  border-left: 3px solid var(--orange);
  padding-left: 14px;
}

.page-products .ladder-note .tag {
  margin-right: 8px;
}

/* ---------- 06 服务节点 ---------- */
.page-products .flow-layout {
  border: var(--pp-line);
  background: var(--paper);
  padding: clamp(18px, 2.6vw, 30px);
  box-shadow: var(--shadow-hard);
}

.page-products .ticket-no {
  display: inline-block;
  font-size: clamp(15px, 1.6vw, 20px);
  letter-spacing: .1em;
  color: var(--paper);
  background: var(--ice-deep);
  border: 2px dashed var(--orange);
  padding: 8px 16px;
  margin: 0 0 clamp(22px, 3vw, 34px);
  -webkit-text-stroke: .4px var(--frost);
}

.page-products .node-axis {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-products .node-item {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 16px;
  padding-bottom: 26px;
  position: relative;
}

.page-products .node-item:last-child {
  padding-bottom: 0;
}

.page-products .node-item::before {
  content: "";
  position: absolute;
  left: 25px;
  top: 52px;
  bottom: 0;
  width: 2px;
  background: rgba(22, 25, 28, .28);
}

.page-products .node-item:last-child::before {
  display: none;
}

.page-products .node-dot {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: var(--pp-line);
  background: var(--orange);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 14px;
  display: grid;
  place-items: center;
  position: relative;
  z-index: 1;
}

.page-products .node-item:nth-child(2) .node-dot {
  background: var(--ice-mid);
}

.page-products .node-item:nth-child(3) .node-dot {
  background: var(--trust);
}

.page-products .node-item:nth-child(4) .node-dot {
  background: var(--seal);
}

.page-products .node-body {
  padding-top: 4px;
}

.page-products .node-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 18px;
  margin: 0 0 6px;
}

.page-products .node-body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.74;
  color: var(--ink-soft);
}

.page-products .flow-figure {
  margin-top: clamp(26px, 4vw, 44px);
  box-shadow: var(--shadow-hard);
}

.page-products .flow-figure .figure-media {
  border: var(--pp-line);
  background: var(--frost);
  aspect-ratio: 4 / 3;
  overflow: hidden;
}

.page-products .flow-figure .figure-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-products .flow-figure .figure-cap {
  border: var(--pp-line);
  border-top: 0;
  background: var(--ice-deep);
  color: var(--frost);
  font-size: 13px;
  padding: 10px 14px;
}

/* ---------- 07 施工变更 ---------- */
.page-products .change-list {
  display: grid;
  gap: 14px;
}

.page-products .change-fold {
  border: var(--pp-line);
  background: var(--paper);
  box-shadow: var(--shadow-hard);
}

.page-products .change-fold .fold-head {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px clamp(14px, 2vw, 22px);
  background: transparent;
  border: 0;
  font: inherit;
  color: inherit;
  text-align: left;
  cursor: pointer;
}

.page-products .change-fold[data-open] .fold-head {
  border-bottom: 2px solid var(--ink);
}

.page-products .change-fold .fold-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.5;
}

.page-products .change-fold .fold-mark {
  flex: none;
  width: 14px;
  height: 14px;
  border-right: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
  transform: rotate(45deg) translate(-3px, -3px);
  transition: transform .2s ease;
}

.page-products .change-fold[data-open] .fold-mark {
  transform: rotate(-135deg) translate(-3px, -3px);
}

.page-products .change-fold .fold-body {
  padding: 14px clamp(14px, 2vw, 22px) 18px;
}

.page-products .change-fold .fold-body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.74;
  color: var(--ink-soft);
}

.page-products .change-fold:not([data-open]) .fold-body {
  display: none;
}

.page-products .change-fold:nth-child(2) {
  border-left: 8px solid var(--ice-mid);
}

.page-products .change-fold:nth-child(3) {
  border-left: 8px solid var(--orange);
}

.page-products .change-cta {
  margin-top: clamp(26px, 4vw, 42px);
  border: var(--pp-line);
  background: var(--ice-deep);
  color: var(--paper);
  padding: clamp(20px, 3vw, 32px);
  display: grid;
  gap: 16px;
  justify-items: start;
}

.page-products .change-cta-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.74;
  color: var(--frost);
  max-width: 62ch;
}

/* ---------- 媒体查询 ---------- */
@media (min-width: 640px) {
  .page-products .cat-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .cat-item {
    border-right: 2px solid var(--ink);
  }

  .page-products .cat-item:nth-child(2n) {
    border-right: 0;
  }

  .page-products .prod-stat-strip {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-products .gantt-row {
    grid-template-columns: 132px minmax(0, 1fr) 128px;
    gap: 14px;
  }

  .page-products .ladder-row {
    grid-template-columns: 104px minmax(0, 1fr);
  }
}

@media (min-width: 860px) {
  .page-products .prod-hero-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  }

  .page-products .line-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding-bottom: 30px;
  }

  .page-products .line-card:nth-child(2),
  .page-products .line-card:nth-child(4) {
    transform: translateY(30px);
  }

  .page-products .node-axis {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 22px;
  }

  .page-products .node-item {
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
    padding-bottom: 0;
  }

  .page-products .node-item::before {
    left: 54px;
    right: -22px;
    top: 26px;
    bottom: auto;
    width: auto;
    height: 2px;
  }

  .page-products .flow-figure .figure-media {
    aspect-ratio: 16 / 9;
  }
}

@media (min-width: 1000px) {
  .page-products .rush-layout {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .duration-layout {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
    align-items: start;
  }

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

@media (min-width: 1180px) {
  .page-products .cat-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .cat-item:nth-child(2n) {
    border-right: 2px solid var(--ink);
  }

  .page-products .cat-item:nth-child(3n) {
    border-right: 0;
  }
}
<<<END>>>