/* ============================================================
   项目中心 /projects/ —— 页面专属样式
   ============================================================ */

.page-products {
  --proj-dark-line: rgba(185, 198, 211, 0.16);
  --proj-gold-line: rgba(201, 162, 39, 0.30);
  --proj-paper-line: rgba(16, 20, 24, 0.13);
  --proj-gap: clamp(20px, 3.4vw, 38px);
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumbs {
  margin-bottom: clamp(22px, 3vw, 36px);
  font-size: 13px;
}
.page-products .breadcrumbs ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}
.page-products .breadcrumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: rgba(185, 198, 211, 0.42);
}
.page-products .breadcrumbs a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}
.page-products .breadcrumbs a:hover {
  color: var(--gold);
  border-bottom-color: var(--gold);
}
.page-products .breadcrumbs [aria-current="page"] {
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-products .proj-mast {
  padding-top: clamp(26px, 4vw, 46px);
  padding-bottom: clamp(38px, 6vw, 74px);
  background-image: radial-gradient(92% 78% at 84% 6%, rgba(201, 162, 39, 0.15), transparent 62%);
}
.page-products .proj-mast-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--proj-gap);
  align-items: start;
}
.page-products .proj-mast-copy h1 {
  margin: 10px 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 6vw, 54px);
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--paper);
}
.page-products .proj-mast-copy .lede {
  max-width: 34em;
  margin: 0;
  color: var(--mist);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
}
.page-products .proj-mast-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .proj-mast-aside {
  padding: clamp(18px, 2.6vw, 26px);
  border: 1px solid var(--proj-dark-line);
  border-radius: var(--radius-card);
  background: linear-gradient(180deg, rgba(18, 56, 92, 0.44), rgba(11, 30, 51, 0.16));
}
.page-products .proj-mast-aside__title {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold);
}
.page-products .proj-paths {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}
.page-products .proj-paths a {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 11px 12px;
  border: 1px solid transparent;
  border-bottom-color: var(--proj-dark-line);
  border-radius: 3px;
  color: var(--paper);
  font-size: 14.5px;
  text-decoration: none;
  transition: border-color 180ms var(--ease), background-color 180ms var(--ease), color 180ms var(--ease);
}
.page-products .proj-paths li:last-child a {
  border-bottom-color: transparent;
}
.page-products .proj-paths a:hover {
  border-color: var(--gold);
  background: rgba(201, 162, 39, 0.09);
  color: var(--gold);
}
.page-products .proj-paths__arrow {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: rgba(185, 198, 211, 0.72);
  white-space: nowrap;
}
.page-products .proj-paths a:hover .proj-paths__arrow {
  color: var(--gold);
}

/* ---------- 通用区块标题 ---------- */
.page-products .proj-head {
  max-width: 60ch;
  margin-bottom: clamp(24px, 3.4vw, 40px);
}
.page-products .proj-head h2 {
  margin: 10px 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px, 3.6vw, 38px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper);
}
.page-products .proj-head .lede {
  margin: 0;
  color: var(--mist);
  font-size: clamp(15px, 1.5vw, 16.5px);
  line-height: 1.8;
}
.page-products .band--paper .proj-head h2 {
  color: var(--ink);
}
.page-products .band--paper .proj-head .lede {
  color: rgba(16, 20, 24, 0.72);
}
.page-products .band--paper .eyebrow {
  color: var(--gold-deep);
}

/* ---------- 编号标签 ---------- */
.page-products .proj-code {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  padding: 4px 8px;
  border: 1px solid var(--proj-gold-line);
  border-radius: 2px;
  background: rgba(201, 162, 39, 0.08);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--gold);
}
.page-products .band--paper .proj-code {
  color: var(--gold-deep);
  border-color: rgba(110, 84, 12, 0.34);
  background: rgba(110, 84, 12, 0.06);
}

/* ---------- 产品线总览 ---------- */
.page-products .proj-lines {
  padding-top: clamp(30px, 4.4vw, 56px);
  padding-bottom: clamp(40px, 6vw, 78px);
  border-top: 1px solid var(--proj-dark-line);
}
.page-products .proj-lines-media {
  margin: 0 0 clamp(28px, 4vw, 44px);
}
.page-products .proj-lines-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 20 / 7;
  object-fit: cover;
  border-radius: var(--radius-card);
}
.page-products .proj-lines-media .media-caption {
  color: var(--mist);
}
.page-products .proj-linelist {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--proj-gold-line);
}
.page-products .proj-linelist > li {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 8px 16px;
  align-items: start;
  padding: clamp(16px, 2.4vw, 22px) 4px;
  border-bottom: 1px solid var(--proj-dark-line);
  transition: background-color 200ms var(--ease);
}
.page-products .proj-linelist > li:hover {
  background: rgba(201, 162, 39, 0.07);
}
.page-products .proj-linelist__body h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: clamp(17px, 2vw, 20px);
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--paper);
}
.page-products .proj-linelist__body p {
  margin: 0;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.75;
}

/* ---------- 能力与场景 ---------- */
.page-products .proj-cap {
  padding-top: clamp(38px, 5vw, 68px);
  padding-bottom: clamp(38px, 5vw, 68px);
}
.page-products .proj-cap__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--proj-gap);
  align-items: start;
  padding: clamp(28px, 4vw, 48px) 0;
  border-top: 1px solid var(--proj-paper-line);
}
.page-products .proj-cap__item:first-of-type {
  border-top: 2px solid var(--gold);
}
.page-products .proj-cap__label {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
}
.page-products .proj-cap__cat {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--gold-deep);
}
.page-products .proj-cap__body h3,
.page-products .proj-cap__pairgrid h3 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 2.6vw, 27px);
  line-height: 1.32;
  color: var(--ink);
}
.page-products .proj-cap__pairgrid h3 {
  font-size: clamp(18px, 2.2vw, 22px);
}
.page-products .proj-cap__body p,
.page-products .proj-cap__pairgrid p {
  margin: 0 0 14px;
  max-width: 38em;
  color: rgba(16, 20, 24, 0.78);
  font-size: 16px;
  line-height: 1.82;
}
.page-products .proj-cap__pairgrid p:last-child {
  margin-bottom: 0;
}
.page-products .proj-cap__pairgrid a {
  color: var(--gold-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(110, 84, 12, 0.42);
  transition: border-color 180ms var(--ease);
}
.page-products .proj-cap__pairgrid a:hover {
  border-bottom-color: var(--gold-deep);
}
.page-products .proj-bullets {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}
.page-products .proj-bullets li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.72;
  color: rgba(16, 20, 24, 0.74);
}
.page-products .proj-bullets li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 12px;
  height: 1px;
  background: var(--gold-deep);
}
.page-products .proj-cap__media {
  margin: 0;
}
.page-products .proj-cap__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border: 1px solid var(--proj-paper-line);
  border-radius: var(--radius-card);
}
.page-products .proj-cap__item--tall .proj-cap__media img {
  aspect-ratio: 4 / 3;
}
.page-products .proj-cap__media .media-caption {
  color: rgba(16, 20, 24, 0.6);
}

.page-products .proj-cap__pair {
  margin-top: clamp(30px, 4vw, 52px);
  padding-top: clamp(28px, 4vw, 48px);
  border-top: 2px solid var(--gold);
}
.page-products .proj-cap__pairmedia {
  margin: 0 0 clamp(24px, 3.4vw, 38px);
}
.page-products .proj-cap__pairmedia img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 5;
  object-fit: cover;
  border: 1px solid var(--proj-paper-line);
  border-radius: var(--radius-card);
}
.page-products .proj-cap__pairmedia .media-caption {
  color: rgba(16, 20, 24, 0.6);
}
.page-products .proj-cap__pairgrid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--proj-gap);
}

/* ---------- 站内索引对照 ---------- */
.page-products .proj-index {
  padding-top: clamp(36px, 5vw, 66px);
  padding-bottom: clamp(36px, 5vw, 66px);
}
.page-products .proj-tablewrap {
  overflow-x: auto;
  border: 1px solid var(--proj-gold-line);
  border-radius: var(--radius-card);
  background: rgba(8, 23, 42, 0.5);
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}
.page-products .proj-table {
  width: 100%;
  min-width: 600px;
  border-collapse: collapse;
  font-size: 14.5px;
}
.page-products .proj-table caption {
  padding: 14px 16px;
  text-align: left;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold);
  border-bottom: 1px solid var(--proj-dark-line);
}
.page-products .proj-table th,
.page-products .proj-table td {
  padding: 13px 16px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--proj-dark-line);
}
.page-products .proj-table thead th {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--gold);
  background: var(--sea-900);
  white-space: nowrap;
}
.page-products .proj-table tbody th {
  font-weight: 500;
  color: var(--mist);
  white-space: nowrap;
}
.page-products .proj-table tbody td {
  color: var(--paper);
}
.page-products .proj-table tbody td.mono {
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
  color: var(--gold);
}
.page-products .proj-table tbody tr {
  transition: background-color 200ms var(--ease);
}
.page-products .proj-table tbody tr:hover {
  background: rgba(201, 162, 39, 0.1);
}
.page-products .proj-table tbody tr:last-child th,
.page-products .proj-table tbody tr:last-child td {
  border-bottom: 0;
}
.page-products .proj-index__legend {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist);
}
.page-products .proj-index__sub {
  margin: clamp(28px, 3.6vw, 42px) 0 0;
  font-family: var(--font-display);
  font-size: clamp(17px, 2vw, 21px);
  font-weight: 700;
  color: var(--paper);
}
.page-products .proj-samples {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-products .proj-samples li {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  border: 1px solid var(--proj-dark-line);
  border-left: 3px solid var(--gold);
  border-radius: 0 var(--radius-card) var(--radius-card) 0;
  background: rgba(8, 23, 42, 0.55);
  transition: border-color 200ms var(--ease), background-color 200ms var(--ease);
}
.page-products .proj-samples li:hover {
  border-color: var(--gold);
  background: rgba(8, 23, 42, 0.78);
}
.page-products .proj-samples__code {
  font-size: 15px;
  letter-spacing: 0.03em;
  color: var(--gold);
}
.page-products .proj-samples__desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}
.page-products .proj-index__hint {
  margin: 22px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(185, 198, 211, 0.86);
}

/* ---------- 版本迭代 ---------- */
.page-products .proj-ver {
  padding-top: clamp(38px, 5vw, 68px);
  padding-bottom: clamp(38px, 5vw, 68px);
}
.page-products .proj-timeline {
  list-style: none;
  margin: 0 0 clamp(32px, 4vw, 52px);
  padding: 0 0 14px;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(226px, 1fr);
  overflow-x: auto;
  border-top: 2px solid var(--gold);
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}
.page-products .proj-timeline__item {
  position: relative;
  padding: 30px 22px 6px 0;
  border-right: 1px solid var(--proj-paper-line);
  scroll-snap-align: start;
}
.page-products .proj-timeline__item:last-child {
  border-right: 0;
}
.page-products .proj-timeline__item::before {
  content: "";
  position: absolute;
  top: -2px;
  left: 0;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--gold);
  transform: translateY(-50%);
}
.page-products .proj-timeline__mark {
  display: block;
  margin-bottom: 8px;
  font-size: 15px;
  letter-spacing: 0.1em;
  color: var(--gold-deep);
}
.page-products .proj-timeline__item h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
}
.page-products .proj-timeline__item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.76;
  color: rgba(16, 20, 24, 0.7);
}

.page-products .proj-cadence {
  padding: clamp(18px, 2.6vw, 28px);
  border: 1px solid var(--proj-paper-line);
  border-radius: var(--radius-card);
  background: rgba(216, 207, 190, 0.34);
}
.page-products .proj-cadence__title {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold-deep);
}
.page-products .proj-cadence ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-products .proj-cadence li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 12px;
  align-items: baseline;
  padding: 11px 0;
  border-top: 1px solid var(--proj-paper-line);
}
.page-products .proj-cadence li:first-child {
  border-top: 0;
}
.page-products .proj-cadence__name {
  font-size: 14.5px;
  color: var(--ink);
}
.page-products .proj-cadence__val {
  grid-column: 2;
  font-size: 13.5px;
  color: var(--gold-deep);
}
.page-products .proj-ver__note {
  margin: 22px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(16, 20, 24, 0.7);
}
.page-products .proj-ver__note a,
.page-products .proj-cap__body a {
  color: var(--gold-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(110, 84, 12, 0.42);
  transition: border-color 180ms var(--ease);
}
.page-products .proj-ver__note a:hover,
.page-products .proj-cap__body a:hover {
  border-bottom-color: var(--gold-deep);
}

/* ---------- 接入与协作 ---------- */
.page-products .proj-flow {
  padding-top: clamp(38px, 5vw, 68px);
  padding-bottom: clamp(38px, 5vw, 68px);
}
.page-products .proj-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}
.page-products .proj-steps > li {
  padding: clamp(22px, 3vw, 32px);
  border: 1px solid var(--proj-dark-line);
  border-radius: var(--radius-card);
  background: linear-gradient(168deg, rgba(18, 56, 92, 0.44), rgba(11, 30, 51, 0.14));
  transition: border-color 200ms var(--ease), transform 200ms var(--ease);
}
.page-products .proj-steps > li:hover {
  border-color: var(--gold);
  transform: translateY(-2px);
}
.page-products .proj-steps__num {
  display: inline-block;
  margin-bottom: 12px;
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--gold);
}
.page-products .proj-steps h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(17px, 2vw, 21px);
  font-weight: 700;
  color: var(--paper);
}
.page-products .proj-steps p {
  margin: 0 0 10px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--mist);
}
.page-products .proj-steps .note {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(185, 198, 211, 0.76);
}
.page-products .proj-flow__cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin: clamp(26px, 3.4vw, 40px) 0 0;
  padding-top: clamp(20px, 2.8vw, 30px);
  border-top: 1px solid var(--proj-dark-line);
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
}

/* ---------- 交付与支持 ---------- */
.page-products .proj-deliver {
  padding-top: clamp(38px, 5vw, 68px);
  padding-bottom: clamp(40px, 6vw, 78px);
}
.page-products .proj-deliver__title {
  margin: 0;
}
.page-products .proj-deliver ul.proj-deliver {
  padding-top: 0;
}
.page-products .proj-deliver ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: 2px solid var(--gold);
}
.page-products .proj-deliver ul > li {
  padding: clamp(20px, 2.8vw, 30px) 0;
  border-bottom: 1px solid var(--proj-paper-line);
}
.page-products .proj-deliver h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
}
.page-products .proj-deliver p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(16, 20, 24, 0.72);
}
.page-products .proj-deliver__support {
  margin-top: clamp(28px, 3.6vw, 42px);
  padding: clamp(20px, 2.8vw, 30px);
  border-left: 3px solid var(--gold);
  border-radius: 0 var(--radius-card) var(--radius-card) 0;
  background: rgba(216, 207, 190, 0.42);
}
.page-products .proj-deliver__support p {
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.82;
  color: rgba(16, 20, 24, 0.78);
}
.page-products .proj-deliver__support p:last-child {
  margin-bottom: 0;
}
.page-products .proj-deliver__support a {
  color: var(--gold-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(110, 84, 12, 0.42);
  transition: border-color 180ms var(--ease);
}
.page-products .proj-deliver__support a:hover {
  border-bottom-color: var(--gold-deep);
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-products .proj-cadence li {
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: 12px;
  }
  .page-products .proj-cadence__val {
    grid-column: auto;
    white-space: nowrap;
  }
}

@media (min-width: 820px) {
  .page-products .proj-cap__pairgrid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(28px, 4vw, 56px);
  }
  .page-products .proj-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }
  .page-products .proj-deliver ul {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(28px, 4vw, 56px);
  }
  .page-products .proj-deliver ul > li:nth-last-child(-n + 2) {
    border-bottom: 0;
  }
}

@media (min-width: 900px) {
  .page-products .proj-mast-grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    gap: clamp(32px, 4.4vw, 64px);
  }
  .page-products .proj-tablewrap {
    max-height: 74vh;
    overflow: auto;
  }
  .page-products .proj-table thead th {
    position: sticky;
    top: 0;
    z-index: 3;
  }
  .page-products .proj-table tbody th {
    position: sticky;
    left: 0;
    z-index: 2;
    background: #0a1a2e;
  }
  .page-products .proj-table tbody tr:hover th {
    background: #142b45;
  }
}

@media (min-width: 960px) {
  .page-products .proj-cap__item {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    gap: clamp(28px, 4vw, 58px);
  }
  .page-products .proj-cap__item--rev .proj-cap__body {
    order: 2;
  }
  .page-products .proj-cap__item--rev .proj-cap__media {
    order: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .proj-paths a,
  .page-products .proj-linelist > li,
  .page-products .proj-cap__item,
  .page-products .proj-table tbody tr,
  .page-products .proj-samples li,
  .page-products .proj-steps > li,
  .page-products .breadcrumbs a,
  .page-products .proj-ver__note a,
  .page-products .proj-deliver__support a,
  .page-products .proj-cap__body a,
  .page-products .proj-cap__pairgrid a {
    transition: none;
  }
  .page-products .proj-steps > li:hover {
    transform: none;
  }
}
<<<END>>>