.page-products {
  --sol-rail-w: 300px;
  --sol-amber-glow: rgba(255, 138, 61, 0.16);
  color: var(--text);
  font-family: var(--font-body);
}

/* ---------- 面包屑 ---------- */
.page-products .sol-crumbs {
  padding: 24px 0 0;
}

/* ---------- 首屏 ---------- */
.page-products .sol-hero {
  padding: 28px 0 56px;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .sol-hero__grid {
  display: grid;
  gap: 36px;
}

.page-products .sol-kicker {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-products .sol-hero h1 {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 600;
  line-height: 1.18;
  letter-spacing: 0.015em;
  color: var(--text);
}

.page-products .sol-hero__lead {
  margin: 0 0 28px;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
}

.page-products .sol-hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 32px;
}

.page-products .sol-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 32px;
  margin: 0;
  padding-top: 20px;
  border-top: 1px solid var(--line-soft);
}

.page-products .sol-hero__facts > div {
  min-width: 96px;
}

.page-products .sol-hero__facts dt {
  margin-bottom: 6px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-products .sol-hero__facts dd {
  margin: 0;
  font-size: 22px;
  font-weight: 600;
  color: var(--cyan);
}

.page-products .sol-board {
  position: relative;
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: 0 0 60px -20px rgba(43, 232, 200, 0.28);
}

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

/* ---------- 主布局 ---------- */
.page-products .sol-layout {
  display: grid;
  gap: 40px;
  padding-top: 56px;
  padding-bottom: 72px;
}

/* ---------- 左侧固定对照栏 ---------- */
.page-products .sol-rail {
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 20px 18px 22px;
}

.page-products .sol-rail__head {
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .sol-rail__tag {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-products .sol-rail__team {
  margin: 0 0 4px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  color: var(--text);
}

.page-products .sol-rail__meta {
  margin: 0;
  font-size: 12px;
  color: var(--muted);
}

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

.page-products .rail-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14px;
}

.page-products .rail-row__name {
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 13px;
}

.page-products .rail-row__state {
  padding: 2px 8px;
  border: 1px solid currentColor;
  font-size: 11px;
  letter-spacing: 0.08em;
}

.page-products .rail-row__state--out {
  color: var(--amber);
  background: var(--sol-amber-glow);
}

.page-products .rail-row__state--doubt {
  color: var(--amber-soft);
}

.page-products .rail-row__state--ok {
  color: var(--cyan);
}

.page-products .sol-rail__bar {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-top: 18px;
  font-size: 12px;
  color: var(--muted);
}

.page-products .sol-rail__bar-num {
  font-size: 18px;
  font-weight: 600;
  color: var(--amber);
}

.page-products .sol-rail__track {
  margin-top: 8px;
  height: 4px;
  background: var(--panel-2);
}

.page-products .sol-rail__fill {
  display: block;
  width: 14%;
  height: 100%;
  background: linear-gradient(90deg, var(--amber), var(--amber-soft));
}

.page-products .sol-rail__link {
  display: inline-block;
  margin-top: 20px;
  font-size: 13px;
}

/* ---------- 章节通用 ---------- */
.page-products .sol-main {
  display: grid;
  gap: 0;
  min-width: 0;
}

.page-products .sol-sec {
  padding: 40px 0;
  border-top: 1px solid var(--line-soft);
  scroll-margin-top: 96px;
}

.page-products .sol-sec:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-products .sol-sec__head {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  margin-bottom: 22px;
}

.page-products .sol-sec__no {
  flex: none;
  padding: 3px 8px;
  border: 1px solid var(--cyan);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-products .sol-sec__title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 600;
  line-height: 1.3;
  color: var(--text);
}

.page-products .sol-sec__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-products .sol-sec__body p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
}

.page-products .sol-lead {
  font-size: 17px !important;
  color: var(--text) !important;
}

.page-products .sol-foot-note {
  margin-top: 12px !important;
  font-size: 13px !important;
  color: var(--muted) !important;
}

/* ---------- 首段时间清单 ---------- */
.page-products .sol-timing {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-soft);
}

.page-products .sol-timing__item {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .sol-timing__when {
  flex: none;
  width: 108px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-products .sol-timing__what {
  flex: 1 1 200px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 图片容器 ---------- */
.page-products .sol-figure {
  margin: 26px 0 0;
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 10px;
}

.page-products .sol-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  background: var(--panel-2);
}

.page-products .sol-figure--tall img {
  max-width: 420px;
  margin: 0 auto;
}

.page-products .sol-figure figcaption {
  margin-top: 10px;
}

/* ---------- 场景卡 ---------- */
.page-products .sol-scenes {
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 16px;
}

.page-products .sol-scene {
  position: relative;
  padding: 20px 18px 18px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  background: var(--panel);
}

.page-products .sol-scene__no {
  display: block;
  margin-bottom: 10px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-products .sol-scene h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 600;
  line-height: 1.35;
  color: var(--text);
}

.page-products .sol-scene p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 表格 ---------- */
.page-products .sol-table-wrap {
  margin-top: 26px;
  border: 1px solid var(--line);
  background: var(--panel);
}

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

.page-products .sol-table__caption {
  padding: 12px 14px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
  border-bottom: 1px solid var(--line-soft);
}

.page-products .sol-table thead th {
  padding: 12px 14px;
  text-align: left;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--text);
  background: var(--panel-2);
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

.page-products .sol-table tbody th {
  padding: 11px 14px;
  text-align: left;
  font-weight: 500;
  color: var(--text);
  border-bottom: 1px solid var(--line-soft);
  white-space: nowrap;
}

.page-products .sol-table tbody td {
  padding: 11px 14px;
  color: var(--muted);
  border-bottom: 1px solid var(--line-soft);
  line-height: 1.6;
}

.page-products .sol-table tbody tr:nth-child(even) {
  background: var(--panel-2);
}

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

.page-products .sol-table tbody tr:hover th,
.page-products .sol-table tbody tr:hover td {
  color: var(--text);
}

.page-products .sol-table .num {
  text-align: right;
  font-size: 13px;
  color: var(--amber);
  white-space: nowrap;
}

/* ---------- 案例切换 ---------- */
.page-products .sol-cases {
  margin-top: 26px;
}

.page-products .sol-cases__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-products .sol-cases__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.page-products .sol-cases__tab {
  padding: 8px 14px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: color 120ms var(--ease), border-color 120ms var(--ease);
}

.page-products .sol-cases__tab:hover {
  color: var(--cyan);
  border-color: var(--cyan);
}

.page-products #sol-case-a:checked ~ .sol-cases__tabs label[for="sol-case-a"],
.page-products #sol-case-b:checked ~ .sol-cases__tabs label[for="sol-case-b"],
.page-products #sol-case-c:checked ~ .sol-cases__tabs label[for="sol-case-c"] {
  color: var(--ink);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-products #sol-case-a:focus-visible ~ .sol-cases__tabs label[for="sol-case-a"],
.page-products #sol-case-b:focus-visible ~ .sol-cases__tabs label[for="sol-case-b"],
.page-products #sol-case-c:focus-visible ~ .sol-cases__tabs label[for="sol-case-c"] {
  outline: 2px solid var(--cyan-soft);
  outline-offset: 2px;
}

.page-products .sol-cases__fig {
  display: none;
  margin-top: 0;
}

.page-products #sol-case-a:checked ~ .sol-cases__stage .sol-cases__fig--a,
.page-products #sol-case-b:checked ~ .sol-cases__stage .sol-cases__fig--b,
.page-products #sol-case-c:checked ~ .sol-cases__stage .sol-cases__fig--c {
  display: block;
}

.page-products .sol-cases__notes {
  margin: 24px 0 0;
  padding: 0 0 0 18px;
  list-style: none;
}

.page-products .sol-cases__notes li {
  position: relative;
  padding: 10px 0 10px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .sol-cases__notes li::before {
  content: "—";
  position: absolute;
  left: -18px;
  color: var(--amber);
}

/* ---------- 刷新节奏 ---------- */
.page-products .sol-refresh {
  display: grid;
  gap: 16px;
  margin-top: 26px;
}

.page-products .sol-refresh__col {
  padding: 22px 20px;
  border: 1px solid var(--line);
  border-top: 3px solid var(--cyan);
  background: var(--panel);
}

.page-products .sol-refresh__col--amber {
  border-top-color: var(--amber);
}

.page-products .sol-refresh__lab {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-products .sol-refresh__num {
  margin: 0 0 12px;
  font-size: 34px;
  font-weight: 600;
  color: var(--cyan);
}

.page-products .sol-refresh__col--amber .sol-refresh__num {
  color: var(--amber);
}

.page-products .sol-refresh__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 流程 ---------- */
.page-products .sol-flow {
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line-soft);
}

.page-products .sol-flow__step {
  position: relative;
  padding: 22px 0 22px 24px;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .sol-flow__step::before {
  content: "";
  position: absolute;
  left: 0;
  top: 30px;
  width: 8px;
  height: 8px;
  background: var(--cyan);
}

.page-products .sol-flow__idx {
  display: block;
  margin-bottom: 8px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--amber);
}

.page-products .sol-flow__step h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  color: var(--text);
}

.page-products .sol-flow__step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 搭配与咨询 ---------- */
.page-products .sol-pair {
  display: grid;
  gap: 16px;
  margin-bottom: 28px;
}

.page-products .sol-pair__card {
  display: block;
  padding: 22px 20px;
  border: 1px solid var(--line);
  background: var(--panel);
  text-decoration: none;
  transition: border-color 120ms var(--ease), transform 120ms var(--ease);
}

.page-products .sol-pair__card:hover {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-products .sol-pair__lab {
  display: block;
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-products .sol-pair__card h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 600;
  line-height: 1.35;
  color: var(--text);
}

.page-products .sol-pair__card p {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .sol-pair__card .link-arrow {
  font-size: 13px;
  color: var(--cyan);
}

.page-products .sol-coop {
  padding: 26px 20px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--panel-2), var(--panel) 70%);
}

.page-products .sol-coop__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  color: var(--text);
}

.page-products .sol-coop__list {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}

.page-products .sol-coop__list li {
  padding: 12px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

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

.page-products .sol-coop__note {
  margin: 0 0 20px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-products .sol-coop__cta {
  text-align: center;
}

/* ---------- 桌面 ---------- */
@media (min-width: 760px) {
  .page-products .sol-hero h1 {
    font-size: 42px;
  }

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

  .page-products .sol-scene:nth-child(2) {
    margin-top: 20px;
  }

  .page-products .sol-scene:nth-child(3) {
    margin-top: 40px;
  }

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

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

  .page-products .sol-flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 24px;
  }

  .page-products .sol-flow__step {
    border-bottom: 0;
    border-top: 1px solid var(--line-soft);
    padding: 24px 0 0;
  }

  .page-products .sol-flow__step::before {
    top: -4px;
    left: 0;
  }
}

@media (min-width: 1020px) {
  .page-products .sol-hero {
    padding: 44px 0 72px;
  }

  .page-products .sol-hero__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 56px;
    align-items: center;
  }

  .page-products .sol-hero h1 {
    font-size: 50px;
  }

  .page-products .sol-layout {
    grid-template-columns: var(--sol-rail-w) minmax(0, 1fr);
    gap: 56px;
    padding-top: 64px;
    padding-bottom: 96px;
  }

  .page-products .sol-rail {
    position: sticky;
    top: 104px;
    border-right: 1px solid var(--line);
  }

  .page-products .sol-sec {
    padding: 56px 0;
  }

  .page-products .sol-sec__title {
    font-size: 28px;
  }

  .page-products .sol-sec__body {
    display: grid;
    gap: 24px 40px;
    grid-template-columns: minmax(0, 1fr);
  }

  .page-products .sol-sec__body--wide {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-products .sol-sec__text + .sol-figure--tall {
    margin-top: 0;
  }

  .page-products #rail .sol-sec__body {
    grid-template-columns: minmax(0, 1fr) 300px;
    align-items: start;
  }

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

@media (min-width: 1240px) {
  .page-products .sol-hero h1 {
    font-size: 56px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .sol-pair__card,
  .page-products .sol-cases__tab {
    transition: none;
  }

  .page-products .sol-pair__card:hover {
    transform: none;
  }
}