/* ===== 场景 brochure 版(v2.3)样式 ===== */

/* 总体 wrap */
.scenes-wrap { padding: 0 var(--pad-x); }

.stages-overview::before {
  content: ""; position: absolute;
  right: -100px; top: -100px;
  width: 280px; height: 280px;
  background: radial-gradient(circle, rgba(255,169,64,0.22), transparent 65%);
  border-radius: 50%;
}
.so-main {
  display: grid;
  grid-template-columns: 1fr 1.8fr;
  gap: 40px;
  align-items: center;
  position: relative; z-index: 1;
}
.so-label {
  font-size: 11px; font-weight: 800;
  letter-spacing: 3px;
  color: var(--accent);
  margin-bottom: 8px;
}
.so-title {
  font-size: 24px; font-weight: 800;
  color: #fff; line-height: 1.3;
}
.so-nav { display: flex; gap: 14px; }
.so-item {
  flex: 1;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: 14px;
  padding: 16px 18px;
  backdrop-filter: blur(6px);
}
.so-item-step {
  font-size: 10px; font-weight: 800;
  letter-spacing: 2px; color: var(--accent);
  margin-bottom: 6px;
}
.so-item-name {
  font-size: 14.5px; font-weight: 800;
  color: #fff; margin-bottom: 4px;
}
.so-item-count {
  font-size: 11px; color: rgba(255,255,255,0.7);
}
.so-legend {
  margin-top: 22px; padding-top: 18px;
  border-top: 1px solid rgba(255,255,255,0.15);
  display: flex; gap: 26px;
  position: relative; z-index: 1;
  font-size: 11.5px;
  color: rgba(255,255,255,0.75);
}
.so-legend-title {
  font-size: 10px; font-weight: 800;
  letter-spacing: 2px; color: var(--accent);
  display: inline-flex; align-items: center;
  padding-right: 8px;
  border-right: 1px solid rgba(255,255,255,0.2);
  margin-right: -4px;
}
.so-legend-item {
  display: inline-flex; align-items: center; gap: 7px;
  font-weight: 600;
}
.so-legend-dot {
  width: 12px; height: 12px;
  border-radius: 4px;
  border: 1.5px solid;
}
.so-legend-dot.box { background: #DCE7F9; border-color: var(--ikb); }
.so-legend-dot.plain { background: #fff; border-color: #B8BDCE; }
.so-legend-dot.out { background: #FFE5C2; border-color: var(--accent); }

/* 阶段分段条·极简 */
.stage-band {
  display: flex; align-items: center; gap: 16px;
  padding: 8px 0;
  margin: 32px 0 20px;
}
.stage-band::before {
  content: ""; flex: 0 0 24px;
  height: 2px; background: var(--ikb);
  border-radius: 1px;
}
.stage-band.b2::before { background: var(--accent); }
.stage-band.b3::before { background: var(--ikb-soft); }
.stage-band::after {
  content: ""; flex: 1; height: 1px;
  background: linear-gradient(90deg, var(--ikb-line), transparent);
}
.sb-step {
  font-size: 11px; font-weight: 800;
  letter-spacing: 2.5px; color: var(--ikb);
}
.stage-band.b2 .sb-step { color: var(--accent); }
.stage-band.b3 .sb-step { color: var(--ikb-soft); }
.sb-name {
  font-size: 15px; font-weight: 800;
  color: var(--text-1);
}
.sb-desc { font-size: 12px; color: var(--text-3); font-weight: 500; }
.sb-count {
  font-size: 10.5px; font-weight: 700;
  letter-spacing: 1px; color: var(--text-3);
}

/* 场景卡·brochure 版 */
.scene2.brochure {
  background: #fff;
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(0,47,167,0.06);
  padding: 38px 40px 34px;
  margin: 0 0 24px;
  border: none;
  position: relative;
  overflow: hidden;
}
.scene2.brochure::before {
  content: none;
}
.scene2.brochure:first-of-type::before {
  content: ""; position: absolute;
  right: -80px; top: -80px;
  width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(255,169,64,0.08), transparent 65%);
  border-radius: 50%;
  pointer-events: none;
}

/* 头部(grid 对齐 · 浅色底色区分层级) */
.scene2.brochure .head {
  display: grid;
  grid-template-columns: 52px 1fr auto;
  gap: 18px;
  align-items: baseline;
  margin-bottom: 24px;
  padding: 16px 20px;
  background: var(--ikb-ghost);
  border-radius: 12px;
  position: relative; z-index: 1;
}
.scene2.brochure .scene-num {
  font-size: 32px; font-weight: 800;
  letter-spacing: -1px; line-height: 1;
  font-family: "SF Pro Display", -apple-system, sans-serif;
  width: auto; height: auto;
  background: transparent;
  border: none;
  display: inline;
  color: var(--ikb);
}
.scene2.brochure.stage-A .scene-num { color: var(--ikb); }
.scene2.brochure.stage-B .scene-num { color: var(--accent); }
.scene2.brochure.stage-C .scene-num { color: var(--ikb-soft); }
.scene2.brochure .head-text { display: inline; }
.scene2.brochure .title {
  font-size: 28px; font-weight: 800;
  color: var(--text-1); letter-spacing: -0.3px;
  line-height: 1;
  background: linear-gradient(135deg, var(--ikb-deep), var(--ikb));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.scene2.brochure.stage-B .title {
  background: linear-gradient(135deg, #B46800, var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.scene2.brochure .scene-icon-b {
  width: 48px; height: 48px;
  background: var(--ikb-ghost);
  border: 1px solid var(--ikb-line);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  color: var(--ikb);
  align-self: center;
}
.scene2.brochure.stage-B .scene-icon-b {
  background: rgba(255,169,64,0.1);
  border-color: rgba(255,169,64,0.3);
  color: #B46800;
}
.scene2.brochure .scene-icon-b svg { width: 24px; height: 24px; }

/* 叙事段 */
.scene2.brochure .narrative {
  margin-bottom: 36px;
  display: flex; flex-direction: column; gap: 14px;
  position: relative; z-index: 1;
}
.scene2.brochure .para {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 18px;
  align-items: baseline;
}
.scene2.brochure .para-label {
  font-size: 12px; font-weight: 800;
  letter-spacing: 1px;
  padding-top: 2px;
}
.scene2.brochure .para-label.pain { color: var(--pain); }
.scene2.brochure .para-label.value { color: var(--ikb); }
.scene2.brochure .para-text {
  font-size: 14.5px; color: var(--text-1);
  line-height: 1.75;
}
.scene2.brochure .para-text b {
  color: var(--ikb); font-weight: 700;
}

/* 流程图 */
.scene2.brochure .flow {
  margin-bottom: 36px;
  display: flex; align-items: center; justify-content: center;
  position: relative; z-index: 1;
}
.scene2.brochure .flow.flow-dual {
  flex-direction: column; gap: 8px;
}
.scene2.brochure .flow-sub-label {
  font-size: 11px; font-weight: 700;
  color: var(--ikb-soft); letter-spacing: 1.5px;
  padding-left: 4px;
  align-self: flex-start;
  margin-top: 6px;
}
.scene2.brochure .mermaid {
  display: flex; justify-content: center;
  width: 100%;
}
.scene2.brochure .mermaid svg {
  max-width: 100%;
  height: auto !important;
}

/* 能力(浅色底色区分层级) */
.scene2.brochure .caps {
  position: relative; z-index: 1;
  padding: 20px 22px;
  background: var(--ikb-ghost);
  border-radius: 12px;
}
.scene2.brochure .caps-label {
  font-size: 12px; font-weight: 800;
  letter-spacing: 1.8px;
  color: var(--text-3);
  margin-bottom: 14px;
}
.scene2.brochure .caps-list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  column-gap: 32px; row-gap: 12px;
  counter-reset: cap-item;
}
.scene2.brochure .caps-list li {
  font-size: 13px; color: var(--text-1);
  line-height: 1.6;
  padding-left: 70px;
  position: relative;
  font-weight: 500;
}
.scene2.brochure .caps-list li::before {
  content: counter(cap-item, decimal-leading-zero);
  counter-increment: cap-item;
  position: absolute;
  left: 0; top: 1px;
  width: 52px;
  text-align: left;
  font-size: 12px; font-weight: 800;
  color: var(--accent);
  font-family: "SF Pro Display", -apple-system, sans-serif;
}


/* 场景区域顶部图例(并入 sec-head) */
.scene-legend {
  display: inline-flex;
  gap: 24px;
  margin-top: 16px;
  padding: 8px 18px;
  background: rgba(0,47,167,0.04);
  border: 1px solid var(--ikb-line);
  border-radius: 999px;
  font-size: 12px;
  color: var(--text-2);
  font-weight: 600;
}
.sl-item {
  display: inline-flex; align-items: center; gap: 6px;
}
.sl-dot {
  width: 11px; height: 11px;
  border-radius: 4px;
  border: 1.5px solid;
}
.sl-dot.box { background: #DCE7F9; border-color: var(--ikb); }
.sl-dot.plain { background: #fff; border-color: #B8BDCE; }
.sl-dot.out { background: #FFE5C2; border-color: var(--accent); }