/* ===== 页面：档案与赛程方案 /solutions/ ===== */
.page-products {
  --sol-gap: clamp(1rem, 2.4vw, 1.75rem);
  --sol-pad: clamp(1.1rem, 2.6vw, 1.9rem);
  color: var(--fg);
}

/* ---- 面包屑 ---- */
.page-products .sol-crumbs {
  padding-block: calc(var(--header-h) + 1rem) .5rem;
}
.page-products .crumb-sep {
  margin-inline: .5rem;
  color: var(--muted);
}

/* ---- 首屏 ---- */
.page-products .sol-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(1.5rem, 4vw, 3rem) clamp(2.5rem, 6vw, 4.5rem);
}
.page-products .sol-hero::before {
  content: "";
  position: absolute;
  top: -22%;
  right: -12%;
  width: min(660px, 72vw);
  aspect-ratio: 1 / 1;
  background: radial-gradient(circle at 38% 38%, rgba(255, 106, 26, .16), transparent 62%);
  pointer-events: none;
  z-index: 0;
}
.page-products .sol-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
}
.page-products .sol-hero-lead .eyebrow {
  color: var(--accent);
  margin: 0 0 .9rem;
}
.page-products .sol-hero-lead h1 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(30px, 5.4vw, 58px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0 0 1.1rem;
  max-width: 13em;
}
.page-products .sol-hero-lead .lead {
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.85;
  color: rgba(238, 243, 248, .78);
  max-width: 42em;
  margin: 0 0 1.6rem;
}
.page-products .sol-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}
.page-products .sol-hero-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.page-products .sol-hero-stats .stat {
  display: grid;
  gap: .35rem;
  align-content: start;
  padding: clamp(.9rem, 2vw, 1.25rem);
  background: var(--ink-1);
}
.page-products .sol-hero-stats .stat-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(24px, 3.4vw, 36px);
  font-weight: 700;
  line-height: 1;
  color: var(--fg);
}
.page-products .sol-hero-stats .stat:first-child .stat-num {
  color: var(--accent);
}
.page-products .sol-hero-stats .stat-label {
  font-size: 12px;
  letter-spacing: .08em;
  line-height: 1.5;
  color: var(--muted);
}

/* ---- 章节长卷 ---- */
.page-products .sol-chapter {
  padding-block: clamp(2.5rem, 5.5vw, 4.5rem);
}
.page-products .chapter-band {
  display: block;
  height: 8px;
  width: 100%;
  background: linear-gradient(90deg, var(--accent) 0%, rgba(255, 106, 26, .32) 20%, transparent 58%);
  margin-bottom: clamp(1rem, 2.4vw, 1.6rem);
}
.page-products .chapter-head {
  display: grid;
  gap: .55rem;
  margin-bottom: clamp(1.5rem, 4vw, 2.75rem);
}
.page-products .chapter-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--accent);
  text-transform: uppercase;
}
.page-products .chapter-title {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(23px, 3.8vw, 40px);
  line-height: 1.18;
  letter-spacing: -0.02em;
  margin: 0;
}
.page-products .chapter-desc {
  margin: 0;
  font-size: clamp(14px, 1.5vw, 16px);
  line-height: 1.8;
  color: rgba(238, 243, 248, .72);
  max-width: 56ch;
}

/* ---- 通用 12 栏 ---- */
.page-products .grid-12 {
  display: grid;
  gap: var(--sol-gap);
}

/* ---- 媒体框 ---- */
.page-products .media-frame {
  margin: 0;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink-2);
}
.page-products .media-frame img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}
.page-products .media-frame--wide {
  aspect-ratio: 21 / 9;
}
.page-products .sol-square {
  aspect-ratio: 1 / 1;
}
.page-products .media-caption {
  margin-top: .65rem;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--muted);
}

/* ---- 01 场景卡片 ---- */
.page-products .sol-plans {
  display: grid;
  gap: clamp(.9rem, 2vw, 1.25rem);
}
.page-products .sol-plan {
  position: relative;
  overflow: hidden;
  display: grid;
  gap: .6rem;
  align-content: start;
  padding: calc(var(--sol-pad) + .4rem) var(--sol-pad) var(--sol-pad);
  transition: border-color .3s var(--ease), transform .3s var(--ease);
}
.page-products .sol-plan-line {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, rgba(255, 106, 26, .5), transparent 70%);
}
.page-products .sol-plan--lead .sol-plan-line {
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2) 46%, transparent 88%);
}
.page-products .sol-plan .eyebrow {
  margin: 0;
  color: var(--muted);
}
.page-products .sol-plan-title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(18px, 2.1vw, 23px);
  line-height: 1.32;
  letter-spacing: -0.01em;
}
.page-products .sol-plan-text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(238, 243, 248, .72);
}
.page-products .sol-plan-path {
  list-style: none;
  margin: .4rem 0 0;
  padding: .9rem 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  gap: .5rem;
}
.page-products .sol-plan-path li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: .6rem;
  align-items: baseline;
  font-size: 13.5px;
  line-height: 1.6;
  color: rgba(238, 243, 248, .86);
}
.page-products .sol-chip {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--accent);
  border: 1px solid rgba(255, 106, 26, .38);
  border-radius: 2px;
  padding: .08rem .4rem;
  white-space: nowrap;
}

/* ---- 02 检索 ---- */
.page-products .sol-search {
  align-items: start;
}
.page-products .sol-search-panel {
  display: grid;
  gap: 1rem;
  padding: var(--sol-pad);
}
.page-products .sol-panel-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
}
.page-products .filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
}
.page-products .filter-tab {
  font: inherit;
  font-size: 13px;
  line-height: 1.4;
  padding: .4rem .85rem;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: transparent;
  color: rgba(238, 243, 248, .76);
  cursor: pointer;
  transition: background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
}
.page-products .filter-tab[aria-selected="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--ink-0);
  font-weight: 700;
}
.page-products .sol-panel-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .65rem;
}
.page-products .sol-panel-list li {
  display: grid;
  grid-template-columns: 2.5rem minmax(0, 1fr);
  gap: .6rem;
  align-items: baseline;
  padding-bottom: .65rem;
  border-bottom: 1px solid var(--line);
  font-size: 13.5px;
  line-height: 1.65;
  color: rgba(238, 243, 248, .84);
}
.page-products .sol-panel-list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}
.page-products .sol-panel-list .mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 15px;
  font-weight: 700;
  color: var(--accent);
}
.page-products .sol-fields {
  margin-top: clamp(1.25rem, 3vw, 2rem);
  padding: var(--sol-pad);
}
.page-products .sol-fields .eyebrow {
  margin: 0;
  color: var(--muted);
}
.page-products .sol-field-grid {
  display: grid;
  gap: clamp(1rem, 2.2vw, 1.5rem);
  margin-top: 1.1rem;
}
.page-products .sol-field {
  display: grid;
  gap: .4rem;
  align-content: start;
  padding-top: .9rem;
  border-top: 1px solid var(--line);
}
.page-products .sol-field-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--accent);
}
.page-products .sol-field h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 800;
  line-height: 1.4;
}
.page-products .sol-field p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(238, 243, 248, .7);
}

/* ---- 03 下载 ---- */
.page-products .sol-dl {
  align-items: start;
}
.page-products .sol-format-wrap {
  overflow-x: auto;
  border-radius: var(--radius);
}
.page-products .sol-format {
  width: 100%;
  min-width: 430px;
  border-collapse: separate;
  border-spacing: 0;
  background: var(--ink-1);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  font-size: 14px;
}
.page-products .sol-format th,
.page-products .sol-format td {
  padding: .85rem 1rem;
  text-align: left;
  vertical-align: top;
  line-height: 1.65;
  border-bottom: 1px solid var(--line);
}
.page-products .sol-format thead th {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
  background: var(--ink-2);
  border-bottom: 1px solid var(--line-strong);
}
.page-products .sol-format thead th:nth-child(2) {
  color: var(--accent);
}
.page-products .sol-format tbody th {
  width: 6rem;
  font-weight: 700;
  color: var(--fg);
  white-space: nowrap;
}
.page-products .sol-format td {
  color: rgba(238, 243, 248, .78);
}
.page-products .sol-format tbody tr:last-child th,
.page-products .sol-format tbody tr:last-child td {
  border-bottom: 0;
}
.page-products .sol-dl-wide {
  margin-top: clamp(1.25rem, 3vw, 2rem);
}

/* ---- 04 订阅 ---- */
.page-products .sol-sub {
  align-items: start;
}
.page-products .sol-sub-list {
  list-style: none;
  margin: 0 0 1.4rem;
  padding: 0;
  display: grid;
  gap: clamp(.9rem, 2vw, 1.3rem);
}
.page-products .sol-sub-list li {
  display: grid;
  gap: .4rem;
  align-content: start;
  padding-left: 1rem;
  border-left: 2px solid var(--ink-2);
}
.page-products .sol-sub-list li:first-child {
  border-left-color: var(--accent);
}
.page-products .sol-sub-list h3 {
  margin: 0;
  font-size: clamp(16px, 1.8vw, 19px);
  font-weight: 800;
  line-height: 1.4;
}
.page-products .sol-sub-list p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(238, 243, 248, .74);
}
.page-products .sol-sub-note {
  margin: 0;
  padding-top: 1rem;
  border-top: 1px dashed var(--line-strong);
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--muted);
}

/* ---- 05 兼容 ---- */
.page-products .sol-compat {
  align-items: start;
}
.page-products .sol-kernel-map {
  display: grid;
  gap: 1rem;
}
.page-products .sol-kernel {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
}
.page-products .sol-kernel-cell {
  display: block;
  aspect-ratio: 1 / 1;
  border-radius: 3px;
  background: var(--ink-1);
  border: 1px solid var(--line);
}
.page-products .sol-kernel-cell--on {
  background: var(--ink-2);
  border-color: rgba(110, 130, 150, .38);
}
.page-products .sol-kernel-cell--key {
  background: var(--accent);
  border-color: var(--accent);
}
.page-products .sol-kernel-legend {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .45rem;
  font-size: 13px;
  line-height: 1.6;
  color: rgba(238, 243, 248, .72);
}
.page-products .sol-kernel-legend li {
  display: flex;
  align-items: center;
  gap: .55rem;
}
.page-products .sol-kernel-dot {
  flex: none;
  width: 11px;
  height: 11px;
  border-radius: 2px;
}
.page-products .sol-kernel-dot--cover {
  background: var(--ink-2);
  border: 1px solid rgba(110, 130, 150, .45);
}
.page-products .sol-kernel-dot--warn {
  background: var(--accent);
}
.page-products .sol-compat-note {
  margin: clamp(1.25rem, 3vw, 2rem) 0 0;
  padding-left: 1rem;
  border-left: 2px solid var(--accent);
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(238, 243, 248, .74);
}

/* ---- 06 版本 ---- */
.page-products .sol-version-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: var(--sol-pad);
}
.page-products .sol-version-now {
  display: grid;
  gap: .35rem;
}
.page-products .sol-version-head .eyebrow {
  margin: 0;
  color: var(--muted);
}
.page-products .sol-version-code {
  margin: 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(24px, 3.4vw, 38px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: .02em;
  color: var(--accent);
}
.page-products .copy-btn {
  font: inherit;
  font-size: 13px;
  line-height: 1.4;
  padding: .5rem .95rem;
  border-radius: var(--radius);
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--fg);
  cursor: pointer;
  transition: border-color .25s var(--ease), color .25s var(--ease);
}
.page-products .copy-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.page-products .copy-btn.is-copied {
  border-color: var(--signal);
  color: var(--signal);
}
.page-products .sol-timeline {
  list-style: none;
  margin: clamp(1.5rem, 3.5vw, 2.5rem) 0 0;
  padding: 0;
  position: relative;
  display: grid;
  gap: 1.1rem;
}
.page-products .sol-timeline-node {
  position: relative;
  display: grid;
  gap: .4rem;
  align-content: start;
  padding-left: 1.1rem;
  border-left: 1px solid var(--line);
}
.page-products .sol-timeline-code {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--accent);
}
.page-products .sol-timeline-node h3 {
  margin: 0;
  font-size: 15.5px;
  font-weight: 800;
  line-height: 1.4;
}
.page-products .sol-timeline-node p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(238, 243, 248, .68);
}
.page-products .sol-accordion {
  margin-top: clamp(1.5rem, 3.5vw, 2.5rem);
  border-top: 1px solid var(--line);
}
.page-products .sol-accordion .accordion-item {
  border-bottom: 1px solid var(--line);
}
.page-products .sol-accordion .acc-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.05rem 0;
  background: transparent;
  border: 0;
  color: var(--fg);
  font: inherit;
  font-size: clamp(15px, 1.7vw, 17px);
  font-weight: 700;
  text-align: left;
  cursor: pointer;
  transition: color .25s var(--ease);
}
.page-products .sol-accordion .acc-trigger:hover {
  color: var(--accent);
}
.page-products .sol-accordion .acc-panel {
  overflow: hidden;
}
.page-products .sol-accordion .acc-panel-inner {
  padding: 0 0 1.15rem;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(238, 243, 248, .74);
}

/* ---- 底部行动 ---- */
.page-products .sol-cta {
  padding-block: clamp(2.5rem, 6vw, 4.5rem);
}
.page-products .sol-cta-inner {
  display: grid;
  gap: 1.5rem;
  padding: clamp(1.4rem, 3.5vw, 2.5rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(118deg, rgba(255, 106, 26, .15), transparent 54%), var(--ink-1);
}
.page-products .sol-cta-inner h2 {
  margin: 0 0 .6rem;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(21px, 3.1vw, 33px);
  line-height: 1.2;
  letter-spacing: -0.02em;
}
.page-products .sol-cta-inner p {
  margin: 0;
  max-width: 50ch;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(238, 243, 248, .74);
}
.page-products .sol-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}

/* ---- 页内刻度尺 ---- */
.page-products .in-page-ruler {
  display: none;
}

/* ---- 响应式 ---- */
@media (min-width: 640px) {
  .page-products .sol-field-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 780px) {
  .page-products .sol-plans {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }
  .page-products .sol-plan--lead {
    grid-column: span 7;
  }
  .page-products .sol-plan--second {
    grid-column: span 5;
  }
  .page-products .sol-plan--third,
  .page-products .sol-plan--fourth {
    grid-column: span 6;
  }
}

@media (min-width: 860px) {
  .page-products .sol-cta-inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: center;
    column-gap: 2.5rem;
  }
}

@media (min-width: 900px) {
  .page-products .sol-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    column-gap: clamp(2rem, 5vw, 4.5rem);
    align-items: end;
  }
  .page-products .grid-12 {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }
  .page-products .col-main {
    grid-column: span 7;
  }
  .page-products .col-aside {
    grid-column: 9 / span 4;
  }
  .page-products .chapter-head {
    grid-template-columns: 3.25rem minmax(0, 6fr) minmax(0, 4fr);
    column-gap: clamp(1.25rem, 2.6vw, 2.25rem);
    align-items: start;
  }
  .page-products .chapter-num {
    padding-top: .55rem;
  }
  .page-products .sol-timeline {
    grid-auto-flow: column;
    grid-auto-columns: 1fr;
    gap: 0;
  }
  .page-products .sol-timeline::before {
    content: "";
    position: absolute;
    top: 5px;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--ink-2), var(--accent));
  }
  .page-products .sol-timeline-node {
    padding: 1.9rem 1.1rem 0 0;
    border-left: 0;
  }
  .page-products .sol-timeline-node::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--ink-2);
    border: 2px solid var(--ink-0);
    box-sizing: border-box;
  }
  .page-products .sol-timeline-node:last-child::before {
    background: var(--accent);
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(255, 106, 26, .18);
  }
}

@media (min-width: 1100px) {
  .page-products .sol-field-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1620px) {
  .page-products .in-page-ruler {
    display: grid;
    gap: .5rem;
    position: fixed;
    right: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
    z-index: 30;
  }
  .page-products .ruler-item {
    display: flex;
    align-items: center;
    gap: .5rem;
    text-decoration: none;
    color: var(--muted);
    transition: color .25s var(--ease);
  }
  .page-products .ruler-item:hover {
    color: var(--fg);
  }
  .page-products .ruler-num {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: .12em;
  }
  .page-products .ruler-bar {
    display: block;
    width: 14px;
    height: 2px;
    border-radius: 2px;
    background: currentColor;
    transition: width .3s var(--ease);
  }
  .page-products .ruler-item.is-current {
    color: var(--accent);
  }
  .page-products .ruler-item.is-current .ruler-bar {
    width: 26px;
  }
}

/* ---- 动效降级 ---- */
@media (prefers-reduced-motion: reduce) {
  .page-products .sol-plan,
  .page-products .filter-tab,
  .page-products .copy-btn,
  .page-products .ruler-bar {
    transition: none;
  }
  .page-products .sol-plan:hover {
    transform: none;
  }
}
</final>