.page-products {
  display: block;
  padding-bottom: 4rem;
}

/* ---------- 面包屑 ---------- */
.page-products .crumb {
  padding-top: 1.35rem;
  font-size: 0.8rem;
  color: var(--muted);
}
.page-products .crumb a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}
.page-products .crumb a:hover,
.page-products .crumb a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-products .sol-hero {
  padding: 1.5rem 0 2.25rem;
  border-bottom: 1px solid var(--line);
}
.page-products .hero-grid {
  display: grid;
  gap: 1.75rem;
}
.page-products .hero-copy h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.7rem, 1.15rem + 2.6vw, 2.9rem);
  line-height: 1.16;
  letter-spacing: -0.01em;
  margin: 0.7rem 0 0.9rem;
  color: var(--text);
}
.page-products .hero-copy .lede {
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.8;
  max-width: 62ch;
  margin: 0 0 1.4rem;
}
.page-products .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}
.page-products .hero-actions .btn {
  text-decoration: none;
}

.page-products .hero-board {
  position: relative;
  border: 1px solid var(--line-gold);
  border-radius: var(--r-lg);
  padding: 1.15rem 1.2rem 1.25rem;
  background-color: var(--panel);
  background-image: linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size: 34px 34px;
  box-shadow: var(--glow-gold);
}
.page-products .board-label {
  margin: 0 0 0.9rem;
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  color: var(--gold);
}
.page-products .board-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}
.page-products .board-item {
  display: grid;
  grid-template-columns: 2.2rem minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.55rem;
  padding: 0.45rem 0.6rem;
  border-radius: var(--r-sm);
  background: rgba(4, 16, 12, 0.55);
  border: 1px solid var(--line);
  transition: border-color 0.18s ease, background 0.18s ease;
}
.page-products .board-item:hover {
  border-color: rgba(38, 224, 214, 0.5);
  background: rgba(38, 224, 214, 0.07);
}
.page-products .board-key {
  font-size: 0.78rem;
  color: var(--gold);
}
.page-products .board-name {
  font-size: 0.9rem;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.page-products .board-tag {
  font-size: 0.7rem;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  padding: 0.15rem 0.5rem;
  white-space: nowrap;
}

/* ---------- 主体两栏 ---------- */
.page-products .sol-layout {
  display: grid;
  gap: 1.5rem;
  padding-top: 1.75rem;
}

/* ---------- 索引 ---------- */
.page-products .sol-index {
  border-left: 2px solid var(--line-gold);
  padding-left: 0.9rem;
}
.page-products .index-label {
  margin: 0 0 0.6rem;
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  color: var(--muted);
}
.page-products .index-list {
  list-style: none;
  margin: 0 0 0.9rem;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}
.page-products .index-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.32rem 0.7rem;
  border-radius: var(--r-pill);
  border: 1px solid var(--line);
  background: var(--panel-deep);
  color: var(--text);
  text-decoration: none;
  font-size: 0.8rem;
  transition: border-color 0.18s ease, color 0.18s ease, background 0.18s ease;
}
.page-products .index-num {
  font-size: 0.72rem;
  color: var(--gold);
}
.page-products .index-link:hover,
.page-products .index-link:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
  background: rgba(38, 224, 214, 0.08);
}
.page-products .index-note {
  margin: 0;
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--muted);
}
.page-products .index-note a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--line-gold);
  transition: color 0.18s ease, border-color 0.18s ease;
}
.page-products .index-note a:hover,
.page-products .index-note a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------- 方案条目 ---------- */
.page-products .sol-body {
  display: grid;
  gap: 0;
  min-width: 0;
}
.page-products .plan {
  display: grid;
  gap: 1.1rem;
  padding: 1.75rem 0;
  border-top: 1px solid var(--line);
}
.page-products .plan:first-child {
  border-top: none;
  padding-top: 0.25rem;
}
.page-products .plan-rail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.7rem;
}
.page-products .plan-no {
  font-size: 1.75rem;
  line-height: 1;
  font-weight: 600;
  color: var(--gold);
}
.page-products .plan-rule {
  display: block;
  flex: 1 1 2rem;
  min-width: 1.5rem;
  height: 1px;
  background: linear-gradient(90deg, var(--line-gold), transparent);
}
.page-products .plan-main {
  min-width: 0;
}
.page-products .plan-main h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.35rem, 1.05rem + 1.3vw, 1.9rem);
  line-height: 1.24;
  margin: 0 0 0.45rem;
  color: var(--text);
}
.page-products .plan-kicker {
  margin: 0 0 0.8rem;
  color: var(--cyan);
  font-size: 0.95rem;
  line-height: 1.6;
}
.page-products .plan-main p {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.8;
  margin: 0 0 0.85rem;
}
.page-products .plan-main a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--line-gold);
  transition: color 0.18s ease, border-color 0.18s ease;
}
.page-products .plan-main a:hover,
.page-products .plan-main a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}
.page-products .plan-main .media-frame {
  margin: 1.1rem 0 0;
}
.page-products .plan-main .media-frame__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 右侧参数栏 ---------- */
.page-products .plan-side {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: linear-gradient(168deg, var(--panel), var(--panel-deep));
  padding: 1rem 1.05rem 0.4rem;
}
.page-products .side-title {
  margin: 0 0 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
}
.page-products .audience {
  list-style: none;
  margin: 0 0 1.05rem;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.page-products .audience-tag {
  display: inline-block;
  border: 1px solid var(--line-gold);
  background: rgba(200, 162, 74, 0.1);
  color: var(--text);
  border-radius: var(--r-pill);
  padding: 0.28rem 0.68rem;
  font-size: 0.78rem;
  line-height: 1.5;
  transition: background 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}
.page-products .audience-tag:hover {
  background: rgba(200, 162, 74, 0.2);
  border-color: var(--gold);
  color: #fff;
}
.page-products .plan--rookie .audience-tag {
  border-color: rgba(38, 224, 214, 0.42);
  background: rgba(38, 224, 214, 0.1);
}
.page-products .plan--rookie .audience-tag:hover {
  border-color: var(--cyan);
  background: rgba(38, 224, 214, 0.2);
}
.page-products .plan--fixed .audience-tag {
  border-color: rgba(155, 107, 255, 0.45);
  background: rgba(155, 107, 255, 0.11);
}
.page-products .plan--fixed .audience-tag:hover {
  border-color: var(--violet);
  background: rgba(155, 107, 255, 0.22);
}

.page-products .spec {
  margin: 0 0 0.9rem;
  padding: 0;
  display: grid;
  gap: 0;
}
.page-products .spec-row {
  display: grid;
  grid-template-columns: minmax(0, 5.2rem) minmax(0, 1fr);
  gap: 0.5rem;
  padding: 0.45rem 0;
  border-top: 1px dashed var(--line);
  font-size: 0.82rem;
}
.page-products .spec-row dt {
  color: var(--muted);
  line-height: 1.6;
}
.page-products .spec-row dd {
  margin: 0;
  color: var(--text);
  line-height: 1.6;
  word-break: break-word;
}
.page-products .spec-row dd.mono {
  color: var(--cyan);
  font-size: 0.78rem;
}

/* ---------- 段位阶梯 ---------- */
.page-products .rank-ladder {
  list-style: none;
  margin: 1.3rem 0 0.5rem;
  padding: 0;
  display: flex;
  align-items: flex-end;
  gap: 0.35rem;
  height: 168px;
}
.page-products .rank-step {
  flex: 1 1 0;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: center;
  gap: 0.15rem;
  padding: 0.4rem 0.15rem;
  border-radius: var(--r-sm);
  border: 1px solid rgba(143, 168, 160, 0.3);
  background: linear-gradient(180deg, rgba(143, 168, 160, 0.22), rgba(143, 168, 160, 0.03));
  transition: border-color 0.18s ease, background 0.18s ease, box-shadow 0.18s ease;
}
.page-products .rank-step:hover {
  border-color: var(--cyan);
  box-shadow: var(--glow-cyan);
}
.page-products .rank-step:nth-child(1) { height: 30%; }
.page-products .rank-step:nth-child(2) { height: 40%; }
.page-products .rank-step:nth-child(3) {
  height: 52%;
  border-color: rgba(200, 162, 74, 0.4);
  background: linear-gradient(180deg, rgba(200, 162, 74, 0.26), rgba(200, 162, 74, 0.04));
}
.page-products .rank-step:nth-child(4) {
  height: 64%;
  border-color: rgba(200, 162, 74, 0.5);
  background: linear-gradient(180deg, rgba(200, 162, 74, 0.34), rgba(200, 162, 74, 0.05));
}
.page-products .rank-step:nth-child(5) {
  height: 76%;
  border-color: rgba(38, 224, 214, 0.45);
  background: linear-gradient(180deg, rgba(38, 224, 214, 0.26), rgba(38, 224, 214, 0.04));
}
.page-products .rank-step:nth-child(6) {
  height: 88%;
  border-color: rgba(38, 224, 214, 0.6);
  background: linear-gradient(180deg, rgba(38, 224, 214, 0.36), rgba(38, 224, 214, 0.05));
}
.page-products .rank-step:nth-child(7) {
  height: 100%;
  border-color: rgba(155, 107, 255, 0.7);
  background: linear-gradient(180deg, rgba(155, 107, 255, 0.42), rgba(155, 107, 255, 0.06));
  box-shadow: 0 0 26px -16px rgba(155, 107, 255, 0.95);
}
.page-products .rank-name {
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
}
.page-products .rank-sub {
  font-size: 0.58rem;
  color: var(--muted);
  white-space: nowrap;
}

/* ---------- 条形图 ---------- */
.page-products .chart-card {
  margin: 1.1rem 0 0;
  padding: 1rem 1.05rem;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--panel-deep);
}
.page-products .chart-title {
  margin: 0 0 0.85rem;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--gold);
}
.page-products .chart-rows {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}
.page-products .chart-row {
  display: grid;
  grid-template-columns: 3.6rem minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.6rem;
}
.page-products .chart-label {
  font-size: 0.78rem;
  color: var(--muted);
  white-space: nowrap;
}
.page-products .chart-track {
  display: block;
  height: 10px;
  border-radius: var(--r-pill);
  background: rgba(4, 16, 12, 0.9);
  border: 1px solid var(--line);
  overflow: hidden;
}
.page-products .chart-fill {
  display: block;
  height: 100%;
  border-radius: var(--r-pill);
  background: linear-gradient(90deg, var(--cyan), var(--violet));
  transition: filter 0.18s ease;
}
.page-products .chart-row:nth-child(1) .chart-fill { width: 26%; }
.page-products .chart-row:nth-child(2) .chart-fill { width: 58%; }
.page-products .chart-row:nth-child(3) .chart-fill { width: 92%; }
.page-products .chart-row:hover .chart-fill {
  filter: brightness(1.25);
}
.page-products .chart-val {
  font-size: 0.74rem;
  color: var(--text);
  white-space: nowrap;
}

/* ---------- 服务流程 ---------- */
.page-products .flow-block {
  padding: 2rem 0 0.5rem;
  border-top: 1px solid var(--line);
}
.page-products .flow-block h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.35rem, 1.05rem + 1.3vw, 1.9rem);
  line-height: 1.25;
  margin: 0.6rem 0 1.3rem;
  color: var(--text);
}
.page-products .flow-axis {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.1rem;
}
.page-products .flow-step {
  position: relative;
  border-top: 2px solid var(--line-gold);
  padding-top: 1rem;
}
.page-products .flow-step::before {
  content: "";
  position: absolute;
  top: -6px;
  left: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 14px -3px rgba(200, 162, 74, 0.95);
}
.page-products .flow-step:nth-child(2) { border-top-color: rgba(38, 224, 214, 0.55); }
.page-products .flow-step:nth-child(2)::before { background: var(--cyan); box-shadow: 0 0 14px -3px rgba(38, 224, 214, 0.95); }
.page-products .flow-step:nth-child(3) { border-top-color: rgba(38, 224, 214, 0.4); }
.page-products .flow-step:nth-child(3)::before { background: var(--cyan); }
.page-products .flow-step:nth-child(4) { border-top-color: rgba(155, 107, 255, 0.55); }
.page-products .flow-step:nth-child(4)::before { background: var(--violet); box-shadow: 0 0 14px -3px rgba(155, 107, 255, 0.95); }

.page-products .flow-step details > summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
  padding: 0.1rem 0;
}
.page-products .flow-step details > summary::-webkit-details-marker {
  display: none;
}
.page-products .flow-head:hover .flow-name,
.page-products .flow-head:focus-visible .flow-name {
  color: var(--cyan);
}
.page-products .flow-num {
  font-size: 0.78rem;
  color: var(--gold);
}
.page-products .flow-name {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  transition: color 0.18s ease;
}
.page-products .flow-name::after {
  content: " +";
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--muted);
}
.page-products .flow-step details[open] .flow-name::after {
  content: " −";
  color: var(--cyan);
}
.page-products .flow-body {
  margin-top: 0.6rem;
}
.page-products .flow-body p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.75;
}

/* ---------- 收尾 ---------- */
.page-products .takeaway {
  margin-top: 2rem;
  padding: 1.5rem 1.35rem;
  border: 1px solid var(--line-gold);
  border-radius: var(--r-lg);
  background: linear-gradient(150deg, rgba(200, 162, 74, 0.09), rgba(38, 224, 214, 0.05) 55%, transparent);
}
.page-products .takeaway h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.2rem, 1rem + 0.9vw, 1.55rem);
  margin: 0 0 0.7rem;
  color: var(--text);
}
.page-products .takeaway p {
  margin: 0 0 1.15rem;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.8;
  max-width: 66ch;
}
.page-products .takeaway a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--line-gold);
  transition: color 0.18s ease, border-color 0.18s ease;
}
.page-products .takeaway a:hover,
.page-products .takeaway a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}
.page-products .takeaway-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}
.page-products .takeaway-actions .btn {
  text-decoration: none;
  border-bottom: none;
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 720px) {
  .page-products .sol-hero {
    padding: 2rem 0 2.75rem;
  }
  .page-products .flow-axis {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.4rem 1.5rem;
  }
  .page-products .rank-ladder {
    height: 196px;
  }
  .page-products .rank-name {
    font-size: 0.84rem;
  }
}

@media (min-width: 1000px) {
  .page-products .hero-grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
    gap: 2.75rem;
    align-items: start;
  }
  .page-products .sol-layout {
    grid-template-columns: 210px minmax(0, 1fr);
    gap: 2.5rem;
    padding-top: 2.25rem;
  }
  .page-products .sol-index {
    position: sticky;
    top: 6rem;
  }
  .page-products .index-list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 0.3rem;
  }
  .page-products .index-link {
    width: 100%;
    justify-content: flex-start;
    border-color: transparent;
    border-radius: var(--r-sm);
    background: transparent;
  }
  .page-products .index-link:hover,
  .page-products .index-link:focus-visible {
    border-color: var(--cyan);
    background: rgba(38, 224, 214, 0.08);
  }
  .page-products .plan {
    grid-template-columns: 116px minmax(0, 1fr) 236px;
    gap: 0 1.9rem;
    padding: 2.1rem 0;
  }
  .page-products .plan-rail {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.7rem;
  }
  .page-products .plan-rule {
    flex: 0 0 auto;
    width: 2.6rem;
  }
  .page-products .plan-no {
    font-size: 2.4rem;
  }
  .page-products .plan-side {
    padding: 1.05rem 1.1rem 0.5rem;
  }
  .page-products .flow-axis {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.5rem;
  }
}

@media (min-width: 1180px) {
  .page-products .hero-board {
    padding: 1.4rem 1.5rem 1.5rem;
  }
  .page-products .plan-main p {
    font-size: 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products * {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}