/* ============================================================
   方案中心 /solutions/  —— 页面专属样式（作用域：.page-products）
   ============================================================ */

.page-products {
  --sol-card-radius: 20px;
  --sol-panel-radius: 26px;
  --sol-hair: rgba(12, 27, 42, 0.10);
  --sol-hair-strong: rgba(12, 27, 42, 0.18);
  display: block;
  color: var(--ink);
}

/* ---------------- 首屏 ---------------- */

.page-products .sol-hero {
  position: relative;
  isolation: isolate;
  padding: clamp(28px, 5.4vw, 72px) 0 clamp(34px, 6vw, 68px);
  overflow: hidden;
}

.page-products .sol-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(120% 88% at 6% 0%, var(--sky-soft) 0%, rgba(231, 241, 250, 0) 58%),
    radial-gradient(92% 84% at 100% 100%, var(--grass-soft) 0%, rgba(223, 240, 230, 0) 62%),
    var(--paper);
}

.page-products .sol-hero::after {
  content: "";
  position: absolute;
  top: -18%;
  right: -16%;
  width: 58%;
  height: 140%;
  z-index: -1;
  pointer-events: none;
  background: linear-gradient(140deg,
    rgba(22, 122, 85, 0.16) 0%,
    rgba(47, 128, 201, 0.13) 52%,
    rgba(232, 85, 31, 0.10) 100%);
  clip-path: polygon(27% 0%, 100% 0%, 100% 100%, 0% 100%);
}

.page-products .sol-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  margin-top: clamp(14px, 2.4vw, 26px);
}

@media (min-width: 980px) {
  .page-products .sol-hero__grid {
    grid-template-columns: minmax(0, 1.52fr) minmax(258px, 0.82fr);
    align-items: end;
  }
}

.page-products .sol-hero h1 {
  margin: 0.26em 0 0.5em;
  font-family: var(--font-sans);
  font-weight: 900;
  letter-spacing: -0.015em;
  font-size: clamp(29px, 6.2vw, 52px);
  line-height: 1.16;
  color: var(--ink);
}

.page-products .sol-hero .lede {
  max-width: 34em;
  color: var(--ink-soft);
}

.page-products .sol-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-products .sol-hero__note {
  margin: clamp(16px, 2.6vw, 24px) 0 0;
  max-width: 40em;
  font-family: var(--font-serif);
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-mute);
}

.page-products .sol-hero__aside {
  padding: clamp(20px, 3vw, 26px);
}

.page-products .sol-hero__aside-title {
  margin: 0 0 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-serif);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--grass-deep);
}

.page-products .sol-stat-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .sol-stat-list li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
}

.page-products .sol-stat-value {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(22px, 3.6vw, 28px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-products .sol-stat-label {
  font-size: 13px;
  line-height: 1.5;
  text-align: right;
  color: var(--ink-mute);
}

/* ---------------- 通用区块 ---------------- */

.page-products .sol-section {
  padding: clamp(44px, 7vw, 88px) 0;
}

.page-products .sol-section--tint {
  background: linear-gradient(180deg, var(--sky-soft) 0%, rgba(231, 241, 250, 0) 100%);
}

.page-products .sol-section--deep {
  background:
    radial-gradient(120% 100% at 100% 0%, rgba(22, 122, 85, 0.42) 0%, rgba(11, 42, 34, 0) 62%),
    var(--deep);
  color: #fff;
}

.page-products .sol-section--deep .section-title {
  color: #fff;
}

.page-products .sol-section--deep .lede {
  color: rgba(255, 255, 255, 0.76);
}

.page-products .sol-section--deep .eyebrow {
  color: var(--lime);
}

.page-products .sol-section--deep .eyebrow::before {
  background: var(--lime);
}

.page-products .sol-section__head {
  max-width: 46em;
}

.page-products .sol-section__head .lede {
  margin-top: 0.6em;
}

.page-products .sol-subtitle {
  margin: clamp(28px, 4vw, 40px) 0 0;
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 600;
  color: var(--grass-deep);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--sol-hair-strong);
}

.page-products .sol-section--deep .sol-subtitle {
  color: var(--lime);
  border-bottom-color: rgba(255, 255, 255, 0.2);
}

/* ---------------- 技能树 ---------------- */

.page-products .sol-tree {
  list-style: none;
  margin: clamp(26px, 4vw, 44px) 0 0;
  padding: 0;
  display: grid;
  gap: 26px;
}

@media (min-width: 700px) {
  .page-products .sol-tree {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 26px 22px;
  }
}

@media (min-width: 1080px) {
  .page-products .sol-tree {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
  }
}

.page-products .sol-tree__node {
  position: relative;
  padding-top: 24px;
}

.page-products .sol-tree__arc {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 26px;
  color: var(--grass);
  opacity: 0.55;
  pointer-events: none;
}

.page-products .sol-tree__node:nth-child(2) .sol-tree__arc {
  color: var(--sky);
}

.page-products .sol-tree__node:nth-child(3) .sol-tree__arc {
  color: var(--grass-deep);
}

.page-products .sol-tree__node:nth-child(4) .sol-tree__arc {
  color: var(--flame);
}

.page-products .sol-tree__card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  height: 100%;
  padding: 18px 18px 22px;
  border-radius: var(--r-lg);
  background: #fff;
  border: 1px solid var(--sol-hair);
  box-shadow: var(--shadow-card);
  color: inherit;
  text-decoration: none;
  transition: transform 0.26s var(--ease), box-shadow 0.26s var(--ease), border-color 0.26s var(--ease);
}

.page-products .sol-tree__card:hover,
.page-products .sol-tree__card:focus-visible {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lift);
  border-color: rgba(22, 122, 85, 0.42);
  outline: none;
}

.page-products .sol-tree__num {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--flame);
  padding: 3px 10px;
  border-radius: var(--r-pill);
  background: rgba(232, 85, 31, 0.10);
}

.page-products .sol-tree__card h3 {
  margin: 2px 0 0;
  font-family: var(--font-sans);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-products .sol-tree__card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--ink-soft);
}

/* ---------------- 宽面板 + 右栏 ---------------- */

.page-products .sol-panel {
  display: grid;
  gap: clamp(22px, 3.4vw, 36px);
}

@media (min-width: 1024px) {
  .page-products .sol-panel {
    grid-template-columns: minmax(0, 1.6fr) minmax(248px, 0.74fr);
    align-items: start;
  }
}

.page-products .sol-panel__main {
  min-width: 0;
}

.page-products .sol-panel__main .prose {
  margin-top: 0.9em;
}

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

.page-products .sol-aside-card {
  padding: 20px 20px 22px;
}

.page-products .sol-aside-card h3 {
  margin: 0 0 12px;
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 600;
  color: var(--grass-deep);
  padding-bottom: 9px;
  border-bottom: 1px solid var(--line);
}

.page-products .sol-section--deep .sol-aside-card h3 {
  color: var(--lime);
  border-bottom-color: rgba(255, 255, 255, 0.22);
}

.page-products .sol-aside-card ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .sol-aside-card li,
.page-products .sol-aside-card p {
  position: relative;
  margin: 0;
  padding-left: 16px;
  font-size: 13.6px;
  line-height: 1.78;
  color: var(--ink-soft);
}

.page-products .sol-section--deep .sol-aside-card li {
  color: rgba(255, 255, 255, 0.78);
}

.page-products .sol-aside-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--flame);
}

.page-products .sol-section--deep .sol-aside-card li::before {
  background: var(--lime);
}

/* ---------------- 对照面板内的清单 ---------------- */

.page-products .sol-dim-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .sol-dim-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: baseline;
  padding: 13px 16px;
  border-radius: var(--r-md);
  background: var(--grass-soft);
  font-size: 14px;
  line-height: 1.76;
  color: var(--ink-soft);
}

.page-products .sol-dim-list b {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--grass-deep);
  white-space: nowrap;
}

.page-products .sol-metric-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

@media (min-width: 700px) {
  .page-products .sol-metric-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-products .sol-metric-list li {
  padding: 18px 18px 20px;
  border-radius: var(--r-lg);
  background: #fff;
  border: 1px solid var(--sol-hair);
}

.page-products .sol-metric-list h4 {
  margin: 0 0 8px;
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 800;
  color: var(--ink);
}

.page-products .sol-metric-list p {
  margin: 0;
  font-size: 13.6px;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* ---------------- 折叠条目 ---------------- */

.page-products .sol-fold {
  margin-top: 14px;
  border-radius: var(--r-md);
  border: 1px solid var(--sol-hair);
  background: #fff;
  overflow: hidden;
}

.page-products .sol-fold summary {
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 18px;
  font-weight: 700;
  font-size: 14.5px;
  color: var(--ink);
  list-style: none;
}

.page-products .sol-fold summary::-webkit-details-marker {
  display: none;
}

.page-products .sol-fold summary::before {
  content: "";
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--flame);
}

.page-products .sol-fold[open] summary {
  border-bottom: 1px solid var(--sol-hair);
}

.page-products .sol-fold p {
  margin: 0;
  padding: 14px 18px 18px;
  font-size: 14px;
  line-height: 1.82;
  color: var(--ink-soft);
}

/* ---------------- 指标词典 ---------------- */

.page-products .sol-glossary-layout {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  margin-top: clamp(22px, 3.4vw, 34px);
}

@media (min-width: 960px) {
  .page-products .sol-glossary-layout {
    grid-template-columns: minmax(0, 1.5fr) minmax(260px, 0.7fr);
    align-items: start;
  }
}

.page-products .sol-glossary {
  display: grid;
  gap: 14px;
}

@media (min-width: 620px) {
  .page-products .sol-glossary {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-products .sol-glossary__card {
  padding: 20px 20px 22px;
  border-radius: var(--r-lg);
  border: 1px solid var(--sol-hair);
  background: #fff;
  box-shadow: var(--shadow-card);
  transition: transform 0.24s var(--ease), box-shadow 0.24s var(--ease), border-color 0.24s var(--ease);
}

.page-products .sol-glossary__card:hover,
.page-products .sol-glossary__card:focus-visible {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lift);
  border-color: rgba(47, 128, 201, 0.4);
  outline: none;
}

.page-products .sol-glossary__card h3 {
  margin: 0 0 10px;
  font-family: var(--font-sans);
  font-size: 17px;
  font-weight: 800;
  color: var(--ink);
}

.page-products .sol-glossary__formula {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--sky-deep);
  line-height: 1.6;
  word-break: break-word;
}

.page-products .sol-glossary__hint {
  margin: 12px 0 0;
  padding-top: 11px;
  border-top: 1px dashed var(--sol-hair-strong);
  font-size: 13.6px;
  line-height: 1.78;
  color: var(--ink-mute);
}

.page-products .sol-glossary-figure {
  margin: 0;
}

.page-products .sol-glossary-foot {
  margin-top: clamp(22px, 3.4vw, 34px);
  max-width: 40em;
  color: var(--ink-soft);
}

.page-products .sol-glossary-foot a {
  color: var(--sky-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-products .sol-glossary-foot a:hover {
  color: var(--flame);
}

/* ---------------- 三端同步 ---------------- */

.page-products .sol-devices {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

@media (min-width: 640px) {
  .page-products .sol-devices {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-products .sol-devices li {
  padding: 18px 18px 20px;
  border-radius: var(--r-md);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.page-products .sol-devices h3 {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--lime);
}

.page-products .sol-devices p {
  margin: 0;
  font-size: 13.6px;
  line-height: 1.78;
  color: rgba(255, 255, 255, 0.8);
}

.page-products .sol-section--deep .figure-caption {
  color: rgba(255, 255, 255, 0.6);
}

.page-products .sol-section--deep .figure {
  margin-top: clamp(22px, 3.4vw, 32px);
}

/* ---------------- 合作方案 ---------------- */

.page-products .sol-partner-list {
  list-style: none;
  margin: clamp(22px, 3.4vw, 34px) 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

@media (min-width: 720px) {
  .page-products .sol-partner-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-products .sol-partner-list li {
  padding: 20px 20px 22px;
  border-radius: var(--r-lg);
  background: var(--grass-soft);
  border-left: 4px solid var(--grass);
}

.page-products .sol-partner-list h3 {
  margin: 0 0 10px;
  font-family: var(--font-sans);
  font-size: 16.5px;
  font-weight: 800;
  color: var(--deep);
}

.page-products .sol-partner-list p {
  margin: 0;
  font-size: 13.8px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-products .sol-partner-foot {
  display: grid;
  gap: clamp(22px, 3.4vw, 36px);
  margin-top: clamp(26px, 4vw, 42px);
}

@media (min-width: 960px) {
  .page-products .sol-partner-foot {
    grid-template-columns: minmax(0, 1.42fr) minmax(240px, 0.72fr);
    align-items: start;
  }
}

.page-products .sol-partner-figure {
  margin: 0;
}

.page-products .sol-partner-note {
  padding: 22px 22px 24px;
  border-radius: var(--r-lg);
  background: #fff;
  border: 1px solid var(--sol-hair);
  box-shadow: var(--shadow-card);
}

.page-products .sol-partner-note h3 {
  margin: 0 0 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 600;
  color: var(--grass-deep);
}

.page-products .sol-partner-note p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-products .sol-partner-note p:last-child {
  margin-bottom: 0;
}

/* ---------------- 上线流程 ---------------- */

.page-products .sol-steps {
  counter-reset: solstep;
  list-style: none;
  margin: clamp(22px, 3.4vw, 34px) 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

@media (min-width: 740px) {
  .page-products .sol-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1080px) {
  .page-products .sol-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-products .sol-steps li {
  padding: 22px 20px 22px;
  border-radius: var(--r-lg);
  background: #fff;
  border: 1px solid var(--sol-hair);
  box-shadow: var(--shadow-card);
}

.page-products .sol-steps li::before {
  counter-increment: solstep;
  content: "0" counter(solstep);
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--flame);
}

.page-products .sol-steps h3 {
  margin: 0 0 10px;
  font-family: var(--font-sans);
  font-size: 16.5px;
  font-weight: 800;
  color: var(--ink);
}

.page-products .sol-steps p {
  margin: 0;
  font-size: 13.8px;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* ---------------- 场景选择 ---------------- */

.page-products .sol-scenarios {
  display: grid;
  gap: 16px;
  margin-top: clamp(22px, 3.4vw, 34px);
}

@media (min-width: 700px) {
  .page-products .sol-scenarios {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-products .sol-scenario {
  padding: 24px 22px 24px;
  border-radius: var(--r-lg);
  border: 1px solid var(--sol-hair);
  background: linear-gradient(158deg, #fff 0%, var(--paper) 100%);
  transition: transform 0.24s var(--ease), box-shadow 0.24s var(--ease);
}

.page-products .sol-scenario:nth-child(2) {
  background: linear-gradient(158deg, var(--sky-soft) 0%, #fff 100%);
}

.page-products .sol-scenario:nth-child(3) {
  background: linear-gradient(158deg, var(--grass-soft) 0%, #fff 100%);
}

.page-products .sol-scenario:nth-child(4) {
  background: linear-gradient(158deg, #fff 0%, var(--sky-soft) 100%);
}

.page-products .sol-scenario:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}

.page-products .sol-scenario h3 {
  margin: 14px 0 10px;
  font-family: var(--font-sans);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--ink);
}

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

/* ---------------- 页尾入口 ---------------- */

.page-products .sol-section--end {
  padding-top: 0;
}

.page-products .sol-end__panel {
  padding: clamp(26px, 4.2vw, 48px);
  border-radius: var(--sol-panel-radius);
  background:
    radial-gradient(110% 120% at 90% 0%, rgba(47, 128, 201, 0.32) 0%, rgba(11, 42, 34, 0) 58%),
    var(--deep);
  color: #fff;
}

.page-products .sol-end__panel .section-title {
  color: #fff;
}

.page-products .sol-end__panel .lede {
  margin-top: 0.6em;
  color: rgba(255, 255, 255, 0.72);
}

.page-products .sol-end__links {
  list-style: none;
  margin: clamp(20px, 3.2vw, 30px) 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

@media (min-width: 720px) {
  .page-products .sol-end__links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-products .sol-end__links a {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 15px 17px;
  border-radius: var(--r-md);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: #fff;
  text-decoration: none;
  transition: background 0.22s var(--ease), transform 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-products .sol-end__links a:hover,
.page-products .sol-end__links a:focus-visible {
  background: rgba(255, 255, 255, 0.13);
  border-color: rgba(155, 211, 74, 0.5);
  transform: translateY(-2px);
  outline: none;
}

.page-products .sol-end__links span {
  font-size: 15px;
  font-weight: 700;
  color: var(--lime);
}

.page-products .sol-end__links em {
  font-style: normal;
  font-size: 13px;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.66);
}

/* ---------------- 图片兜底 ---------------- */

.page-products .figure img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--r-md);
  object-fit: cover;
}

/* ---------------- 移动端细化 ---------------- */

@media (max-width: 560px) {
  .page-products .sol-hero::after {
    width: 72%;
    right: -26%;
  }

  .page-products .sol-hero__actions .btn {
    flex: 1 1 auto;
    justify-content: center;
    text-align: center;
  }

  .page-products .sol-stat-list li {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .page-products .sol-stat-label {
    text-align: left;
  }

  .page-products .sol-dim-list li {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .page-products .sol-end__links a {
    padding: 14px 15px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .sol-tree__card,
  .page-products .sol-glossary__card,
  .page-products .sol-scenario,
  .page-products .sol-end__links a {
    transition: none;
  }

  .page-products .sol-tree__card:hover,
  .page-products .sol-glossary__card:hover,
  .page-products .sol-scenario:hover,
  .page-products .sol-end__links a:hover {
    transform: none;
  }
}
<<<END>>>