/* 解决方案栏目 S-01 / S-02 */

.solutions-page .page-hero,
.solutions-page .section,
.solutions-page .final-cta,
.solution-detail .page-hero,
.solution-detail .section,
.solution-detail .final-cta {
  position: relative;
  z-index: 2;
}

.solution-detail .page-hero {
  min-height: 56vh;
}

/* —— S-01 行业卡片 —— */
.industry-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
}

.industry-card {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(13, 22, 38, 0.65);
  overflow: hidden;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.industry-card:hover {
  border-color: rgba(94, 200, 255, 0.4);
  transform: translateY(-3px);
}

.industry-card-media {
  margin: 0;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.industry-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease);
}

.industry-card:hover .industry-card-media img {
  transform: scale(1.04);
}

.industry-card-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: var(--space-3);
  gap: 10px;
}

.industry-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(94, 200, 255, 0.35);
  background: var(--accent-soft);
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.85rem;
  letter-spacing: -0.02em;
}

.industry-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  margin: 0;
  letter-spacing: -0.02em;
}

.industry-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
  flex: 1;
}

.industry-card .btn {
  align-self: flex-start;
  margin-top: 8px;
  padding: 10px 16px;
  font-size: var(--text-sm);
}

/* —— S-01 场景入口 —— */
.scene-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
}

.scene-card {
  display: block;
  padding: var(--space-3);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(10, 18, 32, 0.55);
  transition: border-color var(--dur-fast), background var(--dur-fast);
}

.scene-card:hover {
  border-color: rgba(94, 200, 255, 0.4);
  background: rgba(13, 22, 38, 0.85);
}

.scene-card span {
  display: block;
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
  font-weight: 600;
}

.scene-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin: 0 0 8px;
  letter-spacing: -0.02em;
}

.scene-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

/* —— S-02 痛点 —— */
.pain-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
  margin: 0;
  padding: 0;
  list-style: none;
}

.pain-list li {
  padding: var(--space-3);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(13, 22, 38, 0.55);
}

.pain-list strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.05rem;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.pain-list p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.pain-idx {
  display: inline-block;
  color: var(--accent);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}

/* —— S-02 映射表 —— */
.map-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  -webkit-overflow-scrolling: touch;
}

.map-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 640px;
}

.map-table th,
.map-table td {
  padding: 16px 18px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
  font-size: 0.92rem;
}

.map-table th {
  background: rgba(10, 18, 32, 0.9);
  color: var(--accent);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 600;
}

.map-table td {
  color: var(--muted);
  background: rgba(13, 22, 38, 0.4);
}

.map-table tr:last-child td {
  border-bottom: none;
}

.map-table td:first-child {
  color: var(--text);
  font-weight: 600;
}

/* —— S-02 场景 —— */
.scenario-stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.scenario-row {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: var(--space-4);
  align-items: center;
}

.scenario-row.reverse {
  direction: rtl;
}

.scenario-row.reverse > * {
  direction: ltr;
}

.scenario-copy h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  margin: 0 0 12px;
  letter-spacing: -0.02em;
}

.scenario-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.scenario-copy .eyebrow {
  margin-bottom: 8px;
}

/* —— S-02 量化收益 —— */
.metric-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
}

.metric-card {
  padding: var(--space-4) var(--space-3);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(ellipse 80% 60% at 20% 0%, rgba(94, 200, 255, 0.1), transparent 60%),
    rgba(13, 22, 38, 0.65);
  text-align: left;
}

.metric-card strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3rem);
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 12px;
}

.metric-card span {
  color: var(--muted);
  font-size: 0.92rem;
}

.stats-charts {
  margin-top: var(--space-5);
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--space-3);
}

.chart-panel {
  padding: var(--space-4) var(--space-3);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(13, 22, 38, 0.55);
}

.chart-panel.span-2 {
  grid-column: 1 / -1;
}

.chart-panel h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  margin: 0 0 var(--space-3);
  letter-spacing: -0.02em;
}

.chart-panel .chart-note {
  margin: var(--space-2) 0 0;
  font-size: var(--text-xs);
  color: var(--muted);
}

.col-chart.slim {
  height: 160px;
}

/* 堆叠结构图 */
.stack-chart {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.stack-row {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 12px;
  align-items: center;
}

.stack-row > span {
  font-size: var(--text-sm);
  color: var(--muted);
}

.stack-track {
  display: flex;
  width: 100%;
  height: 18px;
  border-radius: 999px;
  overflow: hidden;
  background: rgba(148, 180, 210, 0.08);
}

.stack-seg {
  display: block;
  height: 100%;
  width: 0;
  transition: width 1s var(--ease);
}

.reveal.in .stack-seg {
  width: var(--w, 0%);
}

.stack-seg.s1 { background: rgba(148, 180, 210, 0.45); }
.stack-seg.s2 { background: rgba(94, 200, 255, 0.55); }
.stack-seg.s3 { background: var(--accent); }

.stack-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 16px;
  margin-top: 12px;
  font-size: var(--text-xs);
  color: var(--muted);
}

.stack-legend i {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 2px;
  margin-right: 6px;
  vertical-align: -1px;
}

.stack-legend .s1 { background: rgba(148, 180, 210, 0.45); }
.stack-legend .s2 { background: rgba(94, 200, 255, 0.55); }
.stack-legend .s3 { background: var(--accent); }

/* 环形图 */
.ring-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2);
  align-items: start;
}

.ring-chart {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 10px;
}

.ring-chart svg {
  width: 112px;
  height: 112px;
  transform: rotate(-90deg);
}

.ring-chart .ring-bg {
  fill: none;
  stroke: rgba(148, 180, 210, 0.12);
  stroke-width: 8;
}

.ring-chart .ring-fg {
  fill: none;
  stroke: var(--accent);
  stroke-width: 8;
  stroke-linecap: round;
  stroke-dasharray: 283;
  stroke-dashoffset: 283;
  transition: stroke-dashoffset 1.1s var(--ease);
}

.ring-chart.in .ring-fg,
.reveal.in .ring-chart .ring-fg {
  stroke-dashoffset: calc(283 - (283 * var(--p, 0) / 100));
}

.ring-chart .ring-label {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--text);
  letter-spacing: -0.03em;
}

.ring-chart .ring-desc {
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.4;
  max-width: 12ch;
}

/* 柱状图 */
.col-chart {
  display: flex;
  align-items: flex-end;
  justify-content: space-around;
  gap: 12px;
  height: 180px;
  padding: 8px 4px 0;
  border-bottom: 1px solid var(--line);
}

.col {
  flex: 1;
  max-width: 72px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  height: 100%;
  gap: 8px;
}

.col-fill {
  width: 100%;
  height: 0;
  border-radius: 6px 6px 2px 2px;
  background: linear-gradient(180deg, var(--accent), rgba(94, 200, 255, 0.25));
  transition: height 1s var(--ease);
  position: relative;
}

.reveal.in .col-fill,
.col-chart.in .col-fill {
  height: var(--h, 0%);
}

.col-val {
  position: absolute;
  top: -22px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  white-space: nowrap;
}

.col em {
  font-style: normal;
  font-size: 0.75rem;
  color: var(--muted);
  text-align: center;
  line-height: 1.3;
}

/* 对比双柱 */
.compare-chart {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.compare-row {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 12px;
  align-items: center;
}

.compare-row > span {
  font-size: var(--text-sm);
  color: var(--muted);
}

.compare-bars {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.compare-bar {
  display: grid;
  grid-template-columns: 42px 1fr 40px;
  gap: 8px;
  align-items: center;
  font-size: 0.75rem;
  color: var(--muted);
}

.compare-track {
  height: 10px;
  border-radius: 999px;
  background: rgba(148, 180, 210, 0.12);
  overflow: hidden;
}

.compare-fill {
  height: 100%;
  width: 0;
  border-radius: inherit;
  transition: width 1s var(--ease);
}

.compare-fill.before {
  background: rgba(148, 180, 210, 0.35);
}

.compare-fill.after {
  background: linear-gradient(90deg, rgba(94, 200, 255, 0.55), var(--accent));
}

.reveal.in .compare-fill,
.compare-chart.in .compare-fill {
  width: var(--w, 0%);
}

.compare-legend {
  display: flex;
  gap: 16px;
  margin-bottom: 4px;
  font-size: var(--text-xs);
  color: var(--muted);
}

.compare-legend i {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 2px;
  margin-right: 6px;
  vertical-align: -1px;
}

.compare-legend .lg-before {
  background: rgba(148, 180, 210, 0.45);
}

.compare-legend .lg-after {
  background: var(--accent);
}

.metric-bars {
  margin-top: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.metric-bar-row {
  display: grid;
  grid-template-columns: 120px 1fr 48px;
  gap: 12px;
  align-items: center;
  font-size: var(--text-sm);
  color: var(--muted);
}

.metric-bar-track {
  height: 8px;
  border-radius: 999px;
  background: rgba(148, 180, 210, 0.12);
  overflow: hidden;
}

.metric-bar-fill {
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, rgba(94, 200, 255, 0.55), var(--accent));
  width: 0;
  transition: width 1s var(--ease);
}

.reveal.in .metric-bar-fill {
  width: var(--w, 0%);
}

.metric-bar-row em {
  font-style: normal;
  color: var(--text);
  font-weight: 600;
  text-align: right;
}

/* —— S-02 相关案例 —— */
.related-cases {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
}

.related-case {
  display: block;
  padding: var(--space-3);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(13, 22, 38, 0.55);
  transition: border-color var(--dur-fast);
}

.related-case:hover {
  border-color: rgba(94, 200, 255, 0.4);
}

.related-case .tag {
  display: inline-block;
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
  font-weight: 600;
}

.related-case h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin: 0 0 8px;
}

.related-case p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.related-case.is-soon {
  opacity: 0.72;
  cursor: default;
}

.related-case.is-soon:hover {
  border-color: var(--line);
}

/* —— 行业页底栏导航 —— */
.solution-switch {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: var(--space-4);
}

.solution-switch a {
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  color: var(--muted);
  transition: border-color var(--dur-fast), color var(--dur-fast);
}

.solution-switch a:hover,
.solution-switch a.is-active {
  color: var(--accent);
  border-color: rgba(94, 200, 255, 0.45);
}

/* —— 场景详情页 SCENE-01~03 —— */
.scene-detail .page-hero,
.scene-detail .section,
.scene-detail .final-cta {
  position: relative;
  z-index: 2;
}

.section-head.tight {
  margin-bottom: var(--space-3);
}

.cap-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  counter-reset: step;
}

.cap-step {
  position: relative;
  padding: var(--space-3);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(13, 22, 38, 0.55);
}

.cap-step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.5rem;
  color: rgba(94, 200, 255, 0.4);
  letter-spacing: -0.04em;
  margin-bottom: 12px;
}

.cap-step h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin: 0 0 8px;
  letter-spacing: -0.02em;
}

.cap-step p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
}

.audience-card {
  display: block;
  padding: var(--space-3);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(10, 18, 32, 0.55);
  transition: border-color var(--dur-fast);
}

.audience-card:hover {
  border-color: rgba(94, 200, 255, 0.4);
}

.audience-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin: 0 0 8px;
}

.audience-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.scene-switch {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: var(--space-4);
}

.scene-switch a {
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  color: var(--muted);
  transition: border-color var(--dur-fast), color var(--dur-fast);
}

.scene-switch a:hover,
.scene-switch a.is-active {
  color: var(--accent);
  border-color: rgba(94, 200, 255, 0.45);
}

.output-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line);
}

.output-list li {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: var(--space-3);
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.output-list strong {
  color: var(--accent);
  font-size: var(--text-sm);
  letter-spacing: 0.04em;
}

.output-list span {
  color: var(--muted);
  font-size: 0.95rem;
}

@media (max-width: 980px) {
  .industry-grid,
  .scene-grid,
  .pain-list,
  .scenario-row,
  .scenario-row.reverse,
  .metric-grid,
  .related-cases,
  .cap-steps,
  .audience-grid,
  .stats-charts {
    grid-template-columns: 1fr;
    direction: ltr;
  }

  .scene-grid {
    grid-template-columns: 1fr 1fr;
  }

  .ring-row {
    grid-template-columns: repeat(3, 1fr);
  }

  .stack-row {
    grid-template-columns: 56px 1fr;
    gap: 8px;
  }

  .metric-bar-row,
  .compare-row {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .metric-bar-row em {
    text-align: left;
  }

  .output-list li {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .map-table-wrap {
    margin-inline: calc(-1 * max(0px, var(--gutter, 0px)));
    padding-inline: max(0px, var(--gutter, 0px));
  }
}

@media (max-width: 560px) {
  .industry-grid,
  .scene-grid {
    grid-template-columns: 1fr;
  }

  .ring-row {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }

  .ring-chart .ring-desc {
    max-width: none;
  }

  .col-chart {
    height: 160px;
  }

  .map-table th,
  .map-table td {
    padding: 12px 14px;
    font-size: 0.88rem;
  }

  .scenario-copy h3 {
    font-size: 1.2rem;
  }

  .pain-list article {
    padding: var(--space-3);
  }

  .industry-card,
  .scene-card {
    min-height: 0;
  }

  .scenario-row,
  .scenario-row.reverse {
    gap: var(--space-3);
  }

  .cap-steps {
    gap: var(--space-2);
  }
}

@media (hover: none) {
  .industry-card:hover {
    transform: none;
  }
}