/* ===== 解决方案页 ===== */
.sol-hero-stats {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px 16px;
  margin-top: 28px;
}
.sol-hero-stat {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(14, 165, 233, 0.2);
  border-radius: 100px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  backdrop-filter: blur(6px);
}
.sol-hero-stat strong {
  color: var(--accent-light);
  font-weight: 800;
}

.sol-insight {
  background: linear-gradient(180deg, #fff 0%, #f8fbff 100%);
}
.sol-insight-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}
.sol-insight-lead {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.85;
  margin-bottom: 24px;
}
.sol-fact-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.sol-fact {
  display: flex;
  gap: 14px;
  padding: 16px 18px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.sol-fact-num {
  flex-shrink: 0;
  font-size: 1.35rem;
  font-weight: 800;
  line-height: 1;
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.sol-fact-body strong {
  display: block;
  font-size: 0.95rem;
  color: var(--text-primary);
  margin-bottom: 4px;
}
.sol-fact-body p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin: 0;
}
.sol-insight-visual {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-hover);
}
.sol-insight-visual h3 {
  font-size: 1rem;
  margin-bottom: 20px;
  color: var(--text-primary);
}
.sol-mix-bar {
  display: flex;
  height: 14px;
  border-radius: 100px;
  overflow: hidden;
  margin-bottom: 16px;
}
.sol-mix-seg {
  height: 100%;
}
.sol-mix-seg--film { background: linear-gradient(90deg, #0ea5e9, #0284c7); width: 62%; }
.sol-mix-seg--wash { background: #f97316; width: 22%; }
.sol-mix-seg--other { background: #94a3b8; width: 16%; }
.sol-mix-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
}
.sol-mix-legend span::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 6px;
  vertical-align: middle;
}
.sol-mix-legend .l-film::before { background: #0284c7; }
.sol-mix-legend .l-wash::before { background: #f97316; }
.sol-mix-legend .l-other::before { background: #94a3b8; }
.sol-insight-note {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.6;
  padding-top: 16px;
  border-top: 1px dashed var(--border);
}

.sol-models {
  background: var(--bg-section);
}
.sol-model-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.sol-model-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.25s, box-shadow 0.25s;
  box-shadow: var(--shadow);
}
.sol-model-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.sol-model-head {
  padding: 24px 24px 16px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, #f8fcff 0%, #fff 100%);
}
.sol-model-icon {
  font-size: 2rem;
  margin-bottom: 10px;
}
.sol-model-head h3 {
  font-size: 1.1rem;
  margin-bottom: 6px;
}
.sol-model-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  color: #0369a1;
  background: #e0f2fe;
  padding: 3px 10px;
  border-radius: 100px;
}
.sol-model-body {
  padding: 20px 24px 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.sol-model-body > p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}
.sol-model-points {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
}
.sol-model-points li {
  font-size: 0.84rem;
  color: var(--text-secondary);
  padding: 6px 0 6px 22px;
  position: relative;
  line-height: 1.55;
}
.sol-model-points li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--success);
  font-weight: 700;
}
.sol-model-link {
  margin-top: auto;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-light);
}

.sol-flow-section {
  background: #fff;
}
.sol-flow-timeline {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  position: relative;
}
.sol-flow-timeline::before {
  content: "";
  position: absolute;
  top: 28px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: linear-gradient(90deg, #e2e8f0, #0ea5e9, #6366f1);
  z-index: 0;
}
.sol-flow-item {
  position: relative;
  z-index: 1;
  text-align: center;
}
.sol-flow-dot {
  width: 56px;
  height: 56px;
  margin: 0 auto 14px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  color: #fff;
  font-weight: 800;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 20px var(--accent-glow);
  border: 3px solid #fff;
}
.sol-flow-item h3 {
  font-size: 0.95rem;
  margin-bottom: 8px;
  color: var(--text-primary);
}
.sol-flow-item > p {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 12px;
  min-height: 2.6em;
}
.sol-flow-out {
  text-align: left;
  background: #f8fafc;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.55;
}
.sol-flow-out strong {
  display: block;
  font-size: 0.72rem;
  color: var(--accent-light);
  margin-bottom: 4px;
  letter-spacing: 0.02em;
}

.sol-funnel {
  background: linear-gradient(180deg, #f0f7ff 0%, #fff 100%);
}
.sol-funnel-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}
.sol-funnel-chart {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.sol-funnel-step {
  display: flex;
  align-items: center;
  gap: 14px;
}
.sol-funnel-bar-wrap {
  flex: 1;
  min-width: 0;
}
.sol-funnel-label {
  flex: 0 0 88px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-align: right;
}
.sol-funnel-bar {
  height: 36px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  padding: 0 14px;
  font-size: 0.78rem;
  font-weight: 600;
  color: #fff;
  transition: width 0.3s;
}
.sol-funnel-bar--1 { width: 100%; background: linear-gradient(90deg, #94a3b8, #64748b); }
.sol-funnel-bar--2 { width: 72%; background: linear-gradient(90deg, #f97316, #ea580c); }
.sol-funnel-bar--3 { width: 38%; background: linear-gradient(90deg, #0ea5e9, #0284c7); }
.sol-funnel-bar--4 { width: 22%; background: linear-gradient(90deg, #6366f1, #4f46e5); }
.sol-funnel-meta {
  flex: 0 0 72px;
  font-size: 0.75rem;
  color: var(--text-muted);
}
.sol-funnel-copy h3 {
  font-size: 1.35rem;
  margin-bottom: 14px;
}
.sol-funnel-copy p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
  font-size: 0.92rem;
}
.sol-callout {
  padding: 16px 18px;
  background: #fff7ed;
  border: 1px solid rgba(249, 115, 22, 0.25);
  border-radius: var(--radius);
  font-size: 0.88rem;
  color: #9a3412;
  line-height: 1.7;
}
.sol-callout strong { color: #c2410c; }

.sol-dual-queue {
  background: #fff;
}
.sol-dual-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 32px;
}
.sol-queue-card {
  padding: 24px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}
.sol-queue-card--a {
  background: linear-gradient(135deg, #eff6ff 0%, #f8fafc 100%);
  border-color: rgba(14, 165, 233, 0.25);
}
.sol-queue-card--b {
  background: linear-gradient(135deg, #fff7ed 0%, #f8fafc 100%);
  border-color: rgba(249, 115, 22, 0.25);
}
.sol-queue-badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 100px;
  margin-bottom: 12px;
}
.sol-queue-card--a .sol-queue-badge {
  background: #dbeafe;
  color: #0369a1;
}
.sol-queue-card--b .sol-queue-badge {
  background: #ffedd5;
  color: #c2410c;
}
.sol-queue-card h3 {
  font-size: 1.05rem;
  margin-bottom: 10px;
}
.sol-queue-card p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 14px;
}
.sol-queue-rules {
  list-style: none;
  padding: 0;
  margin: 0;
}
.sol-queue-rules li {
  font-size: 0.82rem;
  color: var(--text-secondary);
  padding: 5px 0;
  border-top: 1px dashed rgba(0, 0, 0, 0.06);
}

.sol-compare-wrap {
  background: var(--bg-section);
  border-radius: var(--radius-lg);
  padding: 8px;
  border: 1px solid var(--border);
}
.sol-compare-note {
  text-align: center;
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 16px;
  line-height: 1.6;
}

.sol-onboard {
  background: #fff;
}
.sol-onboard-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.sol-onboard-item {
  padding: 24px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  text-align: center;
  position: relative;
}
.sol-onboard-week {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--accent-light);
  background: #e0f2fe;
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 12px;
}
.sol-onboard-item h3 {
  font-size: 1rem;
  margin-bottom: 8px;
}
.sol-onboard-item p {
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.sol-proof {
  background: linear-gradient(180deg, #eef7ff 0%, #fff 100%);
}
.sol-proof-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.sol-proof-card {
  text-align: center;
  padding: 24px 16px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}
.sol-proof-val {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
  margin-bottom: 6px;
}
.sol-proof-label {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.5;
}
.sol-proof-sub {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 6px;
}

@media (max-width: 960px) {
  .sol-insight-grid,
  .sol-funnel-grid { grid-template-columns: 1fr; }
  .sol-model-grid { grid-template-columns: 1fr; }
  .sol-flow-timeline {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .sol-flow-timeline::before { display: none; }
  .sol-flow-item { text-align: left; display: flex; gap: 16px; align-items: flex-start; }
  .sol-flow-dot { margin: 0; flex-shrink: 0; width: 48px; height: 48px; font-size: 0.85rem; }
  .sol-flow-item > p { min-height: 0; }
  .sol-dual-grid { grid-template-columns: 1fr; }
  .sol-onboard-steps { grid-template-columns: repeat(2, 1fr); }
  .sol-proof-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .sol-hero-stats { gap: 8px; }
  .sol-hero-stat { font-size: 0.78rem; padding: 7px 12px; }
  .sol-onboard-steps { grid-template-columns: 1fr; }
  .sol-funnel-label { flex: 0 0 72px; font-size: 0.75rem; }
  .sol-funnel-meta { display: none; }
}