/* ============================================================
 * 智帮咨询 V4 · 产品页共享样式 product.css
 * 适用于：products/*.html
 * 依赖：tokens.css → base.css → v4-upgrade.css
 * 版本：V4.0
 * ============================================================ */

/* ========== 产品 Hero（V4 浅底）========== */
.product-hero {
  background: var(--bg-hero);
  color: var(--text-body);
  padding: calc(var(--space-2xl) + 12px) 0 var(--space-xl);
  position: relative;
  overflow: hidden;
}
.product-hero::before {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 50%; height: 100%;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='120' height='120' viewBox='0 0 120 120'><g fill='none' stroke='%231A1D20' stroke-width='1' opacity='.06'><circle cx='60' cy='60' r='20'/><circle cx='60' cy='60' r='40'/><path d='M60 20v20M60 80v20M20 60h20M80 60h20M30 30l14 14M76 76l14 14M30 90l14-14M76 44l14-14'/></g></svg>");
  background-size: 120px 120px;
  opacity: .4;
  pointer-events: none;
}
.product-hero::after { display: none; }
.product-hero .container { position: relative; z-index: 2; }

/* Hero 双栏网格 */
.product-hero-grid {
  display: grid;
  grid-template-columns: minmax(0,1.15fr) minmax(340px,520px);
  gap: var(--space-xl);
  align-items: center;
}
.product-hero-left { display: flex; flex-direction: column; gap: 0; }
.product-hero-right { display: block; align-self: center; }

/* Hero 图片 */
.hero-blend {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: block;
  border: 1px solid rgba(214,210,204,.5);
  box-shadow: 0 2px 12px rgba(0,0,0,.04);
}
.hero-blend img { width: 100%; height: auto; display: block; }
.hero-blend::after { display: none; }

/* Hero 文案 */
.product-hero-badges {
  display: flex;
  gap: var(--space-xs);
  margin-bottom: var(--space-md);
  flex-wrap: wrap;
}
.product-hero-badges .badge:nth-child(n+3) { display: none; }
.product-hero h1 {
  font-size: clamp(32px,4.5vw,52px);
  color: var(--text-title);
  line-height: 1.4;
  margin-bottom: var(--space-md);
  max-width: 780px;
  letter-spacing: 0;
}
.product-hero-sub {
  font-size: clamp(16px,1.8vw,22px);
  color: var(--text-body);
  line-height: var(--lh-loose);
  max-width: 720px;
  margin-bottom: var(--space-md);
  font-weight: 400;
}
.product-hero-sub strong { color: var(--text-title); }
.product-hero-quote {
  font-size: var(--fs-md);
  color: var(--text-body);
  font-style: normal;
  padding-left: var(--space-md);
  border-left: 3px solid var(--accent);
  max-width: 720px;
  margin-top: var(--space-sm);
  margin-bottom: var(--space-md);
  font-weight: 500;
  line-height: var(--lh-loose);
  background: rgba(255,255,255,.5);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  border-left-width: 2px;
}

/* Hero CTA 组 */
.product-hero-cta {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-top: var(--space-md);
}
.product-hero-cta .btn-secondary {
  background: transparent;
  color: var(--accent);
  border-color: var(--accent);
}
.product-hero-cta .btn-secondary:hover {
  background: var(--accent);
  color: var(--white);
}

/* ========== 痛点区 ========== */
.pain-section {
  background: var(--bg-2nd);
  padding: var(--space-2xl) 0;
}
.pain-section .section-label,
.cap-section .section-label {
  background: var(--accent-light);
  color: var(--accent);
  border-color: rgba(var(--accent-rgb),.20);
}
.pain-section .section-head h2 { color: var(--text-title); }
.pain-section .section-desc { color: var(--text-body); }
.pain-grid,
.pain-grid-5 {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: var(--space-md);
  margin-top: var(--space-lg);
}
.pain-grid-5 .pain-card:nth-child(1) { grid-column: span 2; }
.pain-card {
  background: var(--white);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-soft);
  position: relative;
  transition: all var(--duration-base) var(--ease-out);
  box-shadow: 0 1px 2px rgba(0,0,0,.03), 0 6px 16px rgba(0,0,0,.02);
}
.pain-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-float);
  border-color: var(--accent);
}
.pain-card .pain-quote {
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--text-title);
  line-height: var(--lh-tight);
  margin-bottom: var(--space-sm);
  font-family: var(--font-heading);
}
.pain-card .pain-quote::before {
  content: '"';
  position: absolute;
  top: 8px; left: 14px;
  font-family: Georgia,serif;
  font-size: 48px;
  color: var(--accent);
  opacity: .15;
  line-height: 1;
  font-weight: 900;
}
.pain-card .pain-detail {
  font-size: var(--fs-sm);
  color: var(--text-body);
  line-height: var(--lh-loose);
  padding-top: var(--space-sm);
  border-top: 1px solid var(--text-subtle);
}
.pain-card .pain-tag {
  display: inline-block;
  font-size: var(--fs-xs);
  padding: 3px 10px;
  background: var(--bg-2nd);
  color: var(--text-subtle);
  border-radius: var(--radius-pill);
  margin-top: var(--space-sm);
  font-weight: 600;
}
.pain-detail-strong {
  font-family: var(--font-heading);
  color: var(--text);
  font-weight: 700;
}

/* ========== 核心能力区 ========== */
.cap-section {
  padding: var(--space-2xl) 0;
  background: var(--bg-3rd);
}
.cap-grid {
  display: grid;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}
.cap-grid.cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.cap-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
.cap-card {
  padding: var(--space-md);
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(26,29,32,.08);
  transition: all var(--duration-base) var(--ease-out);
  position: relative;
  box-shadow: 0 1px 2px rgba(0,0,0,.03), 0 6px 16px rgba(0,0,0,.02);
}
.cap-card:hover {
  background: var(--white);
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}
.cap-card .cap-num {
  font-family: var(--font-mono);
  font-size: var(--fs-xl);
  font-weight: 800;
  color: var(--accent-deep);
  opacity: .22;
  line-height: 1;
  margin-bottom: var(--space-xs);
}
.cap-card h3 {
  font-size: var(--fs-md);
  font-weight: 700;
  color: var(--text-title);
  margin-bottom: var(--space-xs);
  font-family: var(--font-heading);
}
.cap-card p {
  font-size: var(--fs-sm);
  color: var(--text-body);
  line-height: var(--lh-loose);
}
.cap-card .cap-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: var(--space-sm);
}
.cap-card .cap-tools span {
  font-size: var(--fs-xs);
  padding: 3px 9px;
  background: var(--bg-2nd);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-pill);
  color: var(--text-body);
  font-weight: 500;
  padding-left: 12px;
  padding-right: 12px;
}

/* ========== 服务模式 ========== */
.mode-section {
  background: var(--bg-3rd);
  padding: var(--space-2xl) 0;
}
.mode-section .section-label,
.comp-section .section-label,
.case-section .section-label,
.process-section .section-label {
  background: var(--accent-light);
  color: var(--accent);
  border-color: rgba(var(--accent-rgb),.18);
}
.mode-section .section-head h2 { color: var(--text-title); }
.mode-section .section-desc { color: var(--text-body); }
.mode-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-lg);
}
.mode-card {
  background: var(--white);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  text-align: center;
  transition: all var(--duration-base) var(--ease-out);
  position: relative;
  box-shadow: 0 1px 2px rgba(0,0,0,.03), 0 6px 16px rgba(0,0,0,.02);
}
.mode-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}
.mode-card.recommended {
  border-color: var(--accent);
  background: var(--white);
  box-shadow: 0 0 0 1px var(--accent);
}
.mode-card .mode-badge {
  position: absolute;
  top: -12px; left: 50%;
  transform: translateX(-50%);
  padding: 4px 12px;
  background: var(--accent);
  color: var(--white);
  font-size: var(--fs-xs);
  font-weight: 700;
  border-radius: var(--radius-pill);
}
.mode-card h4 {
  font-size: var(--fs-md);
  color: var(--text-title);
  margin-bottom: var(--space-xs);
  font-family: var(--font-heading);
}
.mode-card .mode-spec {
  font-size: var(--fs-sm);
  color: var(--accent);
  font-weight: 600;
  margin-bottom: var(--space-sm);
}
.mode-card ul { text-align: left; margin-top: var(--space-sm); }
.mode-card ul li {
  font-size: var(--fs-sm);
  padding: 6px 0;
  color: var(--text-body);
  position: relative;
  padding-left: 18px;
}
.mode-card ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 900;
}

/* ========== 对比表 ========== */
.comp-section {
  padding: var(--space-2xl) 0;
  background: var(--white);
}
.comp-section .section-head h2 { color: var(--text-title); }
.comp-section .section-desc { color: var(--text-body); }
.comp-wrap {
  margin-top: var(--space-lg);
  overflow-x: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-x: contain;
}
.comp-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
}
.comp-table thead th {
  background: #263238;
  color: #F4F6F7;
  padding: 16px 20px;
  font-size: var(--fs-sm);
  font-weight: 700;
  text-align: left;
  font-family: var(--font-heading);
  border-bottom: 0;
}
.comp-table thead th.col-rival {
  background: #33424A;
  color: #F4F6F7;
}
.comp-table thead th:last-child { border-left: 0; }
.comp-table tbody td {
  padding: 14px 20px;
  font-size: var(--fs-sm);
  border-bottom: 1px solid var(--border);
  vertical-align: top;
  line-height: var(--lh-loose);
}
.comp-table tbody tr:last-child td { border-bottom: 0; }
.comp-table tbody td:first-child {
  font-weight: 700;
  color: var(--text-title);
  width: 22%;
}
.comp-table tbody td:last-child {
  background: var(--accent-light);
  color: var(--text-title);
  font-weight: 700;
  border-left: 0;
}
.comp-table .v-bad { color: var(--text-body); }
.comp-table .v-good { color: var(--success); }

/* ========== 案例区 ========== */
.case-section {
  padding: var(--space-2xl) 0;
  background: var(--bg-3rd);
}
.case-section .section-head h2 { color: var(--text-title); }
.case-section .section-desc { color: var(--text-body); }
.case-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-lg);
}
.case-card {
  background: var(--white);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(26,29,32,.08);
  transition: all var(--duration-base) var(--ease-out);
  display: flex;
  flex-direction: column;
  box-shadow: 0 1px 2px rgba(0,0,0,.03);
}
.case-card:hover { box-shadow: var(--shadow-float); }
.case-card .case-head {
  padding: var(--space-md);
  background: var(--bg-3rd);
  border-bottom: 3px solid rgba(var(--accent-rgb),.5);
  position: relative;
}
.case-card .case-tag {
  display: inline-block;
  font-size: var(--fs-xs);
  padding: 3px 10px;
  background: var(--accent-light);
  color: var(--accent);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-xs);
  font-weight: 600;
}
.case-card .case-title {
  font-family: var(--font-heading);
  font-size: var(--fs-md);
  color: var(--text-title);
  font-weight: 700;
  line-height: var(--lh-tight);
}
.case-card .case-meta {
  font-size: var(--fs-xs);
  color: var(--text-body);
  margin-top: var(--space-xs);
}
.case-card .case-body {
  padding: var(--space-md);
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}
.case-card .case-pain {
  font-size: var(--fs-sm);
  color: var(--text-body);
  line-height: var(--lh-loose);
}
.case-card .case-pain strong { color: var(--text-title); }
.case-card .case-kpis {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xs);
  padding: var(--space-sm);
  background: var(--bg-2nd);
  border-radius: var(--radius-md);
}
.case-card .case-kpi { text-align: center; }
.case-card .case-kpi .kpi-num {
  display: block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: var(--fs-md);
  font-weight: 800;
  color: var(--accent-deep);
  line-height: 1;
}
.case-card .case-kpi .kpi-label {
  display: block;
  font-size: 11px;
  color: var(--text-gray);
  margin-top: 4px;
}
.case-card .case-kpi .kpi-base {
  display: block;
  font-size: 10px;
  color: var(--text-subtle);
  opacity: .7;
  margin-top: 2px;
  text-decoration: line-through;
}
.case-card .case-result {
  font-size: var(--fs-sm);
  color: var(--text-body);
  line-height: var(--lh-loose);
  padding-top: var(--space-sm);
  border-top: 1px dashed var(--border);
}
.case-card .case-result strong { color: var(--accent); }
.case-card .case-kpi .kpi-arr {
  color: var(--accent);
  font-weight: 700;
  font-size: 14px;
  margin-left: 2px;
}

/* ===== 大案例卡 ===== */
.case-card-big {
  display: flex;
  flex-direction: column;
}
.case-card-big .case-head {
  flex: none;
  border-bottom: 3px solid rgba(var(--accent-rgb),.5);
  border-right: none;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--space-md);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
}
.case-card-big .case-body {
  padding: var(--space-md);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
}
.case-card-big .case-kpis {
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xs);
  margin: 0;
}
.case-card-big .case-kpi {
  padding: 0;
  background: var(--accent-light);
  border-radius: 0;
  text-align: center;
}
.case-card-big .case-kpi .kpi-num { font-size: var(--fs-md); }
.case-card-big .case-title { font-size: var(--fs-md); }
.case-card-big.case-card .case-pain {
  font-size: var(--fs-sm);
  line-height: var(--lh-loose);
}
.case-card-big.case-card .case-result { font-size: var(--fs-sm); }

/* ===== 案例子网格 ===== */
.case-subgrid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}
.case-subgrid .case-card .case-head { padding: var(--space-sm) var(--space-md); }
.case-subgrid .case-card .case-body { padding: var(--space-sm) var(--space-md) var(--space-md); }
.case-subgrid .case-card .case-pain { font-size: var(--fs-xs); margin-bottom: var(--space-sm); line-height: var(--lh-normal); }
.case-subgrid .case-card .case-kpis { grid-template-columns: repeat(3, 1fr); gap: 4px; margin: var(--space-sm) 0; }
.case-subgrid .case-card .case-kpi { padding: 6px 4px; text-align: center; background: var(--accent-light); border-radius: var(--radius-sm); }
.case-subgrid .case-card .case-kpi .kpi-num { font-size: var(--fs-base); }
.case-subgrid .case-card .case-kpi .kpi-num small { font-size: 11px; }
.case-subgrid .case-card .case-kpi .kpi-label { font-size: 10px; }
.case-subgrid .case-card .case-kpi .kpi-base { font-size: 10px; }
.case-subgrid .case-card .case-result { font-size: var(--fs-xs); margin-top: auto; }
.case-subgrid .case-card .case-title { font-size: var(--fs-base); }
.case-subgrid .case-card .case-meta { font-size: 11px; }

/* ========== 服务流程 ========== */
.process-section {
  padding: var(--space-2xl) 0;
  background: linear-gradient(180deg, var(--bg-3rd), var(--bg-hero) 120%);
}
.process-section .section-head h2 { color: var(--text-title); }
.process-section .section-desc { color: var(--text-body); }
.process-flow {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-sm);
  margin-top: var(--space-lg);
  position: relative;
}
.process-step {
  padding: var(--space-md);
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  text-align: center;
  position: relative;
  transition: all var(--duration-base) var(--ease-out);
  box-shadow: var(--shadow-card);
}
.process-step:hover {
  background: var(--white);
  border-color: var(--accent);
  transform: translateY(-2px);
}
.process-step .process-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  background: var(--accent);
  color: var(--white);
  border-radius: 50%;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--fs-md);
  margin-bottom: var(--space-xs);
}
.process-step h5 {
  font-size: var(--fs-sm);
  color: var(--text-title);
  font-weight: 700;
  margin-bottom: 6px;
  font-family: var(--font-heading);
}
.process-step p {
  font-size: var(--fs-xs);
  color: var(--text-gray);
  line-height: var(--lh-normal);
}

/* ========== 金句区 ========== */
.quote-section {
  padding: var(--space-2xl) 0;
  background: var(--bg-3rd);
  color: var(--text);
  text-align: center;
  position: relative;
}
.quote-section .container { position: relative; z-index: 1; }
.quote-section blockquote {
  font-family: var(--font-heading);
  font-size: clamp(24px,3.5vw,40px);
  font-weight: 800;
  line-height: var(--lh-tight);
  color: var(--text-title);
  max-width: 880px;
  margin: 0 auto;
  letter-spacing: 0;
}
.quote-section blockquote::before,
.quote-section blockquote::after {
  font-size: 60px;
  color: var(--accent);
  opacity: .2;
  line-height: 1;
  font-family: Georgia,serif;
  vertical-align: -20px;
}
.quote-section blockquote::before { content: '"'; margin-right: 8px; }
.quote-section blockquote::after { content: '"'; margin-left: 8px; }
.quote-section .quote-source {
  margin-top: var(--space-md);
  font-size: var(--fs-sm);
  color: var(--accent);
  font-weight: 600;
}

/* ========== 产品 CTA 区 ========== */
.product-cta {
  padding: var(--space-2xl) 0;
  background: #263238;
  color: #E8ECF0;
  text-align: left;
  position: relative;
  overflow: hidden;
  border: 0;
}
.product-cta .container { position: relative; z-index: 1; }
.product-cta-panel {
  display: grid;
  grid-template-columns: minmax(0,1.08fr) minmax(280px,.92fr);
  gap: var(--space-xl);
  align-items: stretch;
  max-width: 1040px;
  margin: 0 auto;
}
.product-cta-main {
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.product-cta h2 {
  color: #E8ECF0;
  font-size: clamp(24px,3.5vw,36px);
  margin-bottom: var(--space-sm);
  max-width: 760px;
}
.product-cta h2 span { color: #FFFFFF; }
.product-cta p {
  color: #E8ECF0;
  font-size: var(--fs-md);
  max-width: 640px;
  margin: 0 0 var(--space-lg);
  line-height: var(--lh-loose);
}
.product-cta .product-cta-note { color: #AEB8C1; }
.product-cta .cta-commitment {
  margin-bottom: var(--space-md);
  padding: 8px 14px;
  background: rgba(255,255,255,.06);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-sm);
  font-size: var(--fs-sm);
  color: #AEB8C1;
  line-height: var(--lh-normal);
  max-width: 640px;
}
.product-cta .cta-commitment strong { color: #FFFFFF; }
.product-cta-actions {
  display: flex;
  justify-content: flex-start;
  gap: var(--space-md);
  flex-wrap: wrap;
}
.product-cta-actions .btn-secondary {
  background: transparent;
  color: #E8ECF0;
  border-color: rgba(232,236,240,.6);
}
.product-cta-actions .btn-secondary:hover {
  background: rgba(255,255,255,.12);
  color: #FFFFFF;
  border-color: #FFFFFF;
}
.product-cta-note {
  margin-top: var(--space-md);
  font-size: var(--fs-xs);
  color: #AEB8C1;
}
.product-cta-side {
  padding: var(--space-lg);
  border: 1px solid rgba(255,255,255,.10);
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,.045);
}
.cta-side-label {
  display: inline-flex;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: rgba(var(--accent-rgb),.25);
  color: #FFFFFF;
  font-size: var(--fs-xs);
  font-weight: 800;
  margin-bottom: var(--space-md);
}
.cta-checklist {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.cta-checklist li {
  position: relative;
  padding-left: 24px;
  color: #E8ECF0;
  font-size: var(--fs-sm);
  line-height: var(--lh-normal);
}
.cta-checklist li::before {
  content: '';
  position: absolute;
  left: 0;
  top: .55em;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(var(--accent-rgb),.14);
}
.product-cta-side .product-cta-note {
  margin-top: var(--space-md);
  margin-bottom: 0;
  max-width: none;
  font-size: var(--fs-xs);
  color: #AEB8C1;
}

/* ========== Footer：统一无下划线 ========== */
footer.site-footer { background: #172633 !important; color: #B8C0C8 !important; position: relative; box-shadow: 0 -1px 4px rgba(0,0,0,.06); }
footer.site-footer::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: var(--accent); }
.footer-col a { color: #E2E7EC !important; text-decoration: none !important; }
.footer-col a:hover { color: var(--accent) !important; text-decoration: none !important; }
.footer-brand h4, .footer-col h5 { color: #E8ECF0 !important; }
.footer-brand p { color: #B8C0C8 !important; }
footer.site-footer .footer-col a[href*="tel"] { color: var(--accent) !important; }
.footer-col .hot { background: var(--accent) !important; }
footer.site-footer .footer-brand p, footer.site-footer .footer-col p { color: #8E9AA8 !important; }
.footer-bottom { border-top-color: rgba(255,255,255,.12) !important; }

/* ========== HR 视角侧栏 ========== */
.hr-aside {
  margin: var(--space-lg) auto;
  max-width: 880px;
  padding: var(--space-md) var(--space-lg);
  background: var(--white);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius-md);
}
.hr-aside .hr-aside-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-xs);
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--space-xs);
}
.hr-aside h4 {
  font-size: var(--fs-md);
  color: var(--text-title);
  margin-bottom: var(--space-xs);
  font-family: var(--font-heading);
}
.hr-aside p {
  font-size: var(--fs-sm);
  color: var(--text-body);
  line-height: var(--lh-loose);
}
.hr-aside ul { margin-top: var(--space-sm); }
.hr-aside ul li {
  font-size: var(--fs-sm);
  color: var(--text-body);
  padding: 4px 0 4px 18px;
  position: relative;
}
.hr-aside ul li::before {
  content: '·';
  position: absolute;
  left: 6px;
  color: var(--accent);
  font-weight: 900;
}

/* ========== 共享HRD 徽章 ========== */
.badge-hr-gold {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  background: var(--accent);
  color: var(--white);
  font-family: var(--font-heading);
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: .5px;
  text-decoration: none;
  transition: all var(--duration-base) var(--ease-out);
}
.badge-hr-gold:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-card);
}
.badge-hr-gold::before {
  content: '◈';
  font-size: 13px;
  color: var(--white);
}

/* ========== Hero visual SVGs ========== */
.hero-visual {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-float);
}
.hero-visual.light { opacity: .85; }
.hero-visual.photo-bright { opacity: .92; filter: brightness(1.12) contrast(1.04) saturate(1.02); }

/* ========== 响应式 ========== */
@media(max-width:1024px) {
  .pain-grid,.pain-grid-5,.cap-grid.cols-3,.mode-grid { grid-template-columns: repeat(2,1fr); }
  .pain-grid-5 .pain-card:nth-child(1) { grid-column: span 2; }
  .cap-grid.cols-4 { grid-template-columns: repeat(2,1fr); }
  .case-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-md); }
  .process-flow { grid-template-columns: repeat(3,1fr); }
}
@media(max-width:900px) {
  .case-subgrid { grid-template-columns: 1fr; }
}
@media(max-width:768px) {
  .product-hero-grid { grid-template-columns: 1fr; gap: var(--space-lg); }
  .product-hero-stats { gap: var(--space-md); }
  .pain-grid,.pain-grid-5,.cap-grid.cols-3,.cap-grid.cols-4,.mode-grid { grid-template-columns: 1fr; }
  .pain-grid-5 .pain-card:nth-child(1) { grid-column: span 1; }
  .process-flow { grid-template-columns: repeat(2,1fr); }
  .comp-table { font-size: var(--fs-xs); min-width: 640px; }
  .comp-table thead th,.comp-table tbody td { padding: 8px 6px; }
  .case-card .case-kpis { grid-template-columns: repeat(3, 1fr); gap: 4px; }
  .case-card .case-kpi .kpi-num { font-size: var(--fs-md); }
}
@media(max-width:480px) {
  .process-flow { grid-template-columns: 1fr; }
  .product-hero-cta { flex-direction: column; }
  .product-hero-cta .btn { width: 100%; justify-content: center; }
}

/* ============================================================
   V5 诊断型产品页 — 导航 / Footer / Hero 微调
   所有 accent 依赖色均通过 rgba(var(--accent-rgb),.XX) 动态适配
   ============================================================ */

/* ===== V5 导航：白色毛玻璃（覆盖 base.css 深色导航）===== */
nav.site-nav {
  background: rgba(255,255,255,.93) !important;
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-soft) !important;
}
nav.site-nav.scrolled { box-shadow: 0 1px 4px rgba(0,0,0,.06) !important; }
.nav-logo { color: var(--text-title) !important; }
.nav-links>a, .nav-item-dropdown>a { color: var(--text-body) !important; }
.nav-links>a:hover, .nav-links>a.active,
.nav-item-dropdown>a:hover, .nav-item-dropdown>a.active { color: var(--nav-accent) !important; }
.nav-search { color: var(--text-body) !important; }
.nav-search:hover { color: var(--nav-accent) !important; }
.nav-cta { background: var(--nav-accent) !important; }
.nav-cta:hover { background: var(--nav-accent-hover) !important; }
.nav-toggle-label span { background: var(--text-title) !important; }
.nav-dropdown-menu {
  background: var(--white) !important;
  border: 1px solid var(--border-soft) !important;
  box-shadow: 0 8px 24px rgba(0,0,0,.08) !important;
}
.nav-dropdown-menu a:hover { background: var(--nav-accent-light) !important; color: var(--nav-accent) !important; }
.nav-dropdown-menu .dot, .nav-dropdown-menu .hot-badge { background: var(--nav-accent) !important; }
.nav-dropdown-menu::before { background: var(--white) !important; }
.nav-mobile {
  background: rgba(255,255,255,.98) !important;
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
}
.nav-mobile-links a { color: var(--text-body) !important; }
.nav-mobile-links a:hover, .nav-mobile-links a.active { background: var(--nav-accent-light) !important; color: var(--nav-accent) !important; }
.nav-mobile-links a[href*="gongxiang-hrd"] { color: var(--nav-accent) !important; font-weight: 700; }
.nav-mobile-links a[href*="gongxiang-hrd"] span { background: var(--nav-accent) !important; color: var(--white) !important; }
.nav-mobile-cta { background: var(--nav-accent) !important; }

/* ===== V5 Footer：深灰蓝底 + accent 顶部色条 ===== */
footer.site-footer { background: #172633 !important; color: #B8C0C8 !important; position: relative; box-shadow: 0 -1px 4px rgba(0,0,0,.06); }
footer.site-footer::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: var(--accent); }
.footer-col a { color: #E2E7EC !important; text-decoration: none !important; }
.footer-col a:hover { color: var(--accent) !important; text-decoration: none !important; }
.footer-col a, .footer-bottom { color: #B8C0C8 !important; }
.footer-brand h4, .footer-col h5 { color: #E8ECF0 !important; }
.footer-brand p { color: #B8C0C8 !important; }
footer.site-footer .footer-col a[href*="tel"] { color: var(--accent) !important; }
.footer-col .hot { background: var(--accent) !important; }
footer.site-footer .footer-brand p, footer.site-footer .footer-col p { color: #8E9AA8 !important; }
.footer-bottom { border-top-color: rgba(255,255,255,.12) !important; }

/* ===== V5 Hero 微调 ===== */
.product-hero { padding-top: calc(var(--space-2xl) + 12px); }
.product-hero h1 { max-width: 780px; letter-spacing: 0; }
.product-hero-sub { max-width: 720px; margin-bottom: var(--space-md); }
.product-hero-quote {
  max-width: 720px;
  margin-top: var(--space-sm);
  margin-bottom: var(--space-md);
  background: rgba(255,255,255,.5);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  border-left-width: 2px;
}
.product-hero-badges .badge {
  background: rgba(var(--accent-rgb),.10) !important;
  color: var(--accent) !important;
  border: 1px solid rgba(var(--accent-rgb),.15);
}
.product-hero-badges .badge:nth-child(n+3) { display: none; }
.product-hero-commitment {
  margin: var(--space-sm) 0;
  padding: 10px 16px;
  background: rgba(var(--accent-rgb),.06);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-sm);
  color: var(--text-body);
  font-size: var(--fs-sm);
  line-height: var(--lh-normal);
}
.product-hero-commitment { display: none; }

/* ===== V5 王牌徽章 / 丝带 ===== */
.king-badge {
  padding: 6px 12px;
  font-weight: 600 !important;
  letter-spacing: .5px !important;
  background: rgba(var(--accent-rgb),.10) !important;
  color: var(--accent) !important;
  border: 1px solid rgba(var(--accent-rgb),.15) !important;
  border-radius: var(--radius-pill) !important;
  box-shadow: none !important;
}
.ribbon { background: var(--accent) !important; box-shadow: 0 4px 12px rgba(var(--accent-rgb),.25) !important; }

/* ===== V5 信任数据条（Hero 内）===== */
.hero-trust-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-lg);
  padding: var(--space-md);
  background: var(--white);
  border: 1px solid rgba(26,29,32,.08);
  border-radius: var(--radius-lg);
  box-shadow: 0 1px 2px rgba(0,0,0,.03);
  max-width: 960px;
  margin-left: auto;
  margin-right: auto;
}
.trust-item { text-align: center; }
.trust-item strong {
  display: block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: var(--fs-h2);
  font-weight: 900;
  color: var(--accent-deep);
  line-height: 1;
  margin-bottom: 4px;
}
.trust-item span { color: var(--text-subtle); font-size: var(--fs-xs); }
.trust-item cite { display: block; font-style: normal; font-size: 10px; color: var(--text-subtle); margin-top: 2px; }

/* ===== V5 服务客户涵盖（仅生产页显示）===== */
.hero-client-range {
  margin-top: var(--space-md);
  padding: 12px 14px;
  background: rgba(var(--accent-rgb),.04);
  border: 1.5px dashed rgba(var(--accent-rgb),.35);
  border-radius: var(--radius-sm);
}
.hero-client-range { display: none; }
.hero-client-range .client-range-label { font-size: var(--fs-xs); color: var(--text-subtle); font-weight: 600; margin-bottom: 6px; display: block; }
.hero-client-range .client-range-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.hero-client-range .client-range-tags span {
  font-size: var(--fs-xs); color: var(--text-body); background: var(--white);
  padding: 3px 10px; border-radius: var(--radius-pill); border: 1px solid var(--border-soft);
}
.hero-client-range .client-range-foot { margin-top: 8px; font-size: 9px; color: var(--text-subtle); line-height: 1.4; }

/* ============================================================
   V5 诊断型产品页 — 症状 / 分诊 / 方法 / FAQ
   ============================================================ */

/* ===== 症状区 ===== */
.symptom-section,
.method-section { padding: var(--space-2xl) 0; background: var(--white); }
.symptom-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-lg);
}
.symptom-card {
  background: #fff;
  border: 1px solid rgba(26,29,32,.08);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: 0 1px 2px rgba(0,0,0,.03);
}
.symptom-card h3 {
  font-family: var(--font-heading);
  font-size: var(--fs-lg);
  color: var(--text-title);
  margin-bottom: var(--space-sm);
}
.symptom-card p { color: var(--text-body); line-height: var(--lh-loose); font-size: var(--fs-sm); }
.symptom-card .symptom-tag {
  display: inline-block;
  margin-top: var(--space-sm);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: rgba(var(--accent-rgb),.08);
  color: var(--accent-deep);
  font-size: var(--fs-xs);
  font-weight: 700;
}
.symptom-card:hover { border-color: var(--accent) !important; }

/* ===== 分诊面板 ===== */
.triage-panel {
  margin-top: var(--space-lg);
  display: grid;
  grid-template-columns: minmax(260px,.82fr) minmax(0,1.18fr);
  gap: var(--space-lg);
  align-items: stretch;
  background: #263238;
  color: #E8ECF0;
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: 0 16px 40px rgba(38,50,56,.14);
}
.triage-lead h3 {
  font-family: var(--font-heading);
  font-size: var(--fs-h3);
  line-height: var(--lh-tight);
  color: #F4F6F7;
  margin-bottom: var(--space-sm);
}
.triage-lead p { color: #AEB8C1; line-height: var(--lh-loose); font-size: var(--fs-sm); }
.triage-list { display: grid; gap: 10px; }
.triage-item {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: var(--space-sm);
  padding: 12px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,.045);
  border: 1px solid rgba(255,255,255,.08);
}
.triage-num {
  width: 34px; height: 34px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: #fff;
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 15px;
  line-height: 1;
}
.triage-item strong { display: block; color: #F4F6F7; font-family: var(--font-heading); margin-bottom: 4px; }
.triage-item > div > span { display: block; color: #AEB8C1; font-size: var(--fs-sm); line-height: var(--lh-normal); }

/* ===== 三步落地方法 ===== */
.method-timeline {
  margin-top: var(--space-lg);
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-lg);
  position: relative;
  max-width: 1040px;
  margin-left: auto;
  margin-right: auto;
  padding-top: 6px;
}
.method-timeline::before {
  content: '';
  position: absolute;
  top: 26px;
  left: calc(16.666% + 20px);
  right: calc(16.666% + 20px);
  height: 2px;
  background: linear-gradient(90deg, rgba(var(--accent-rgb),.22), rgba(var(--accent-rgb),.55), rgba(var(--accent-rgb),.22));
}
.method-step {
  position: relative;
  padding: 0 var(--space-md);
  background: transparent;
  border: 0;
  border-radius: 0;
  box-shadow: none;
}
.method-step:hover { border-color: transparent !important; }
.method-step::after {
  content: '';
  display: block;
  width: 40px;
  height: 2px;
  margin-top: var(--space-md);
  background: rgba(var(--accent-rgb),.35);
}
.method-step .method-num {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-family: var(--font-mono);
  font-weight: 800;
  margin-bottom: var(--space-sm);
  box-shadow: 0 0 0 8px var(--white), 0 6px 18px rgba(var(--accent-rgb),.22);
}
.method-step h3 {
  font-family: var(--font-heading);
  color: var(--text-title);
  font-size: var(--fs-lg);
  margin-bottom: var(--space-xs);
}
.method-step p {
  color: var(--text-body);
  line-height: var(--lh-loose);
  font-size: var(--fs-sm);
  max-width: 30em;
}

/* ===== FAQ（仿首页 details/summary）===== */
.faq-section { padding: var(--space-2xl) 0 var(--space-md); background: var(--bg-2nd); }
.faq-section .section-label { background: rgba(var(--accent-rgb),.08); color: var(--accent); border-color: rgba(var(--accent-rgb),.18); }
.faq-section .section-head h2 { color: var(--text-title); }
.faq-grid {
  margin-top: var(--space-lg);
  max-width: 880px;
  margin-left: auto; margin-right: auto;
  display: flex; flex-direction: column; gap: var(--space-sm);
}
.faq-item {
  border: 1px solid rgba(26,29,32,.08);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--white);
  box-shadow: 0 1px 2px rgba(0,0,0,.03);
}
.faq-item:hover { border-color: var(--accent); }
.faq-item summary {
  padding: var(--space-md) var(--space-lg);
  cursor: pointer;
  font-family: var(--font-heading);
  font-size: var(--fs-md);
  font-weight: 700;
  color: var(--text-title);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '+'; font-size: 22px; font-weight: 300; color: var(--accent); transition: transform .2s; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item[open] summary { background: rgba(var(--accent-rgb),.06); color: var(--accent); }
.faq-item .faq-body {
  padding: var(--space-md) var(--space-lg);
  background: var(--bg-3rd);
  border-top: 1px solid var(--border-soft);
  font-size: var(--fs-base);
  color: var(--text-body);
  line-height: var(--lh-loose);
}

/* ============================================================
   V5 诊断型产品页 — 辅助区块
   ============================================================ */

/* ===== V5 section label 统一定义（覆盖旧 V4 值）===== */
.pain-section .section-label,
.cap-section .section-label,
.mode-section .section-label,
.comp-section .section-label,
.case-section .section-label,
.process-section .section-label,
.faq-section .section-label {
  background: rgba(var(--accent-rgb),.08);
  color: var(--accent);
  border-color: rgba(var(--accent-rgb),.18);
}

/* ===== V5 卡片统一样式 ===== */
.cap-section .cap-card,
.case-section .case-card,
.faq-item {
  border-color: rgba(26,29,32,.08);
  box-shadow: 0 1px 2px rgba(0,0,0,.03);
}
.cap-card,
.mode-card,
.pain-card,
.symptom-card,
.faq-item,
.case-card {
  box-shadow: 0 1px 2px rgba(0,0,0,.03), 0 6px 16px rgba(0,0,0,.02);
}
.pain-card:hover,
.symptom-card:hover,
.cap-card:hover,
.mode-card:hover { border-color: var(--accent) !important; }

/* ===== V5 cap-num 微调 ===== */
.cap-section .cap-card .cap-num { color: var(--accent-deep); opacity: .22; }

/* ===== V5 comp-table 微调 ===== */
.comp-section { background: var(--white); }
.comp-table thead th { background: #263238 !important; color: #F4F6F7 !important; border-bottom: 0 !important; }
.comp-table thead th.col-rival { background: #33424A !important; color: #F4F6F7 !important; }
.comp-table tbody td:last-child,
.comp-table thead th:last-child { border-left: 0 !important; }
.comp-table tbody td:last-child {
  background: rgba(var(--accent-rgb),.06) !important;
  color: var(--text-title) !important;
  font-weight: 700;
}

/* ===== V5 CTA 区（深底） ===== */
.product-cta {
  background: #263238;
  border: 0;
  color: #E8ECF0;
}
.product-cta h2,
.product-cta p { color: #E8ECF0; }
.product-cta .product-cta-note,
.product-cta .cta-commitment { color: #AEB8C1; }
.product-cta-side .product-cta-note { color: #AEB8C1; }
.product-cta .cta-commitment {
  background: rgba(255,255,255,.06);
  border-left-color: var(--accent);
}
.product-cta .btn-secondary { background: transparent !important; color: #E8ECF0 !important; border-color: rgba(232,236,240,.6) !important; }
.product-cta .btn-secondary:hover { background: rgba(255,255,255,.12) !important; color: #FFFFFF !important; border-color: #FFFFFF !important; }
.btn-primary { background: var(--accent) !important; border-color: var(--accent) !important; box-shadow: 0 4px 20px rgba(var(--accent-rgb),.35) !important; }
.btn-primary:hover { background: var(--accent-hover) !important; border-color: var(--accent-hover) !important; }

/* ===== V5 case 细节覆盖 ===== */
.case-section .case-grid {
  display: grid !important;
  grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
  gap: var(--space-md) !important;
}
.case-section .case-card .case-head { border-bottom-color: rgba(var(--accent-rgb),.5); }
.case-card-big .case-head { border-right: none !important; border-bottom-color: rgba(var(--accent-rgb),.5) !important; }
.case-section .case-card .case-kpi .kpi-num { color: var(--accent-deep) !important; }
.case-section .case-card .case-tag { background: rgba(var(--accent-rgb),.10) !important; color: var(--accent) !important; }
.case-section .case-card .case-title { color: var(--text-title) !important; }
.case-section .case-card .case-meta { color: var(--text-body) !important; }
.case-section .case-card .case-pain { color: var(--text-body); }
.case-section .case-card .case-pain strong { color: var(--text-title); }
.case-section .case-card .case-result { color: var(--text-body); }
.case-section .case-card .case-result strong { color: var(--accent); }
.case-section .case-card .case-kpi .kpi-base { font-size: 13px !important; color: var(--text-subtle) !important; font-weight: 500 !important; opacity: .7; }
.case-section .case-card .case-kpi .kpi-arr { color: var(--accent); font-weight: 700; font-size: 14px; margin-left: 2px; }
@media(max-width:560px) {
  .case-section .case-grid {
    grid-template-columns: 1fr !important;
  }
}

/* ===== 方案 D：能力地图 + 案例数据报告，减少整页卡片重复 ===== */
.cap-section {
  background: linear-gradient(180deg, var(--bg-3rd), var(--white));
}
.cap-grid.cap-board {
  grid-template-columns: minmax(280px,.86fr) minmax(0,1fr) minmax(0,1fr);
  gap: 0;
  margin-top: var(--space-xl);
  border: 1px solid rgba(26,29,32,.08);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--white);
  box-shadow: 0 14px 36px rgba(26,29,32,.06);
}
.cap-board-lead {
  grid-row: span 3;
  padding: var(--space-xl);
  background: #263238;
  color: #E8ECF0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-right: 1px solid rgba(255,255,255,.08);
}
.cap-board-eyebrow {
  display: inline-flex;
  width: fit-content;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: rgba(var(--accent-rgb),.18);
  color: #F2B07D;
  font-size: var(--fs-xs);
  font-weight: 800;
  margin-bottom: var(--space-md);
}
.cap-board-lead h3 {
  font-family: var(--font-heading);
  font-size: var(--fs-h3);
  line-height: var(--lh-tight);
  color: #F4F6F7;
  margin-bottom: var(--space-md);
}
.cap-board-lead p {
  color: #AEB8C1;
  line-height: var(--lh-loose);
  font-size: var(--fs-sm);
}
.cap-board-metrics {
  display: grid;
  gap: 10px;
  margin-top: var(--space-lg);
}
.cap-board-metrics span {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 10px 0;
  border-top: 1px solid rgba(255,255,255,.08);
  color: #D8DEE3;
  font-size: var(--fs-sm);
}
.cap-board-metrics strong {
  font-family: var(--font-mono);
  color: #F2B07D;
  font-size: var(--fs-xl);
  line-height: 1;
}
.cap-board .cap-card {
  min-height: 190px;
  padding: var(--space-md) var(--space-lg);
  border: 0;
  border-right: 1px solid rgba(26,29,32,.08);
  border-bottom: 1px solid rgba(26,29,32,.08);
  border-radius: 0;
  box-shadow: none;
  background: transparent;
  display: grid;
  grid-template-rows: auto auto 1fr auto auto;
}
.cap-board .cap-card:nth-child(2n+1) { border-right: 0; }
.cap-board .cap-card:nth-last-child(-n+2) { border-bottom: 0; }
.cap-board .cap-card:hover {
  transform: none;
  box-shadow: inset 0 0 0 1px rgba(var(--accent-rgb),.34);
  background: linear-gradient(180deg, rgba(var(--accent-rgb),.045), rgba(255,255,255,0));
}
.cap-board .cap-card .cap-num {
  font-size: var(--fs-sm);
  opacity: 1;
  color: var(--accent);
  margin-bottom: var(--space-xs);
}
.cap-board .cap-card h3 {
  font-size: var(--fs-md);
  margin-bottom: var(--space-xs);
}
.cap-board .cap-card p { line-height: var(--lh-loose); }
.cap-board .cap-card .cap-tools {
  padding-top: var(--space-sm);
  border-top: 1px dashed rgba(26,29,32,.12);
}
.cap-board .cap-card .cap-tools span {
  background: rgba(var(--accent-rgb),.06);
  border-color: rgba(var(--accent-rgb),.16);
}
.cap-board .cap-card .term-note {
  margin-top: var(--space-sm);
  background: transparent;
  border-left: 2px solid rgba(var(--accent-rgb),.45);
}

/* ===== 四象限能力矩阵 ===== */
.cap-grid.cap-board.cap-board-4 {
  grid-template-columns: repeat(2, minmax(0,1fr));
  max-width: 940px;
  margin-left: auto;
  margin-right: auto;
}
.cap-board.cap-board-4 .cap-card:nth-child(2n+1) {
  border-right: 1px solid rgba(26,29,32,.08);
}
.cap-board.cap-board-4 .cap-card:nth-child(2n) {
  border-right: 0;
}
.cap-board.cap-board-4 .cap-card:nth-last-child(-n+2) {
  border-bottom: 0;
}

.case-section { background: #F4F2EF; }
.case-section .case-grid {
  display: grid !important;
  grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
  gap: 0 !important;
  margin-top: var(--space-xl);
  border: 1px solid rgba(26,29,32,.08);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--white);
  box-shadow: 0 14px 36px rgba(26,29,32,.06);
}
.case-section .case-card {
  border: 0;
  border-right: 1px solid rgba(26,29,32,.08);
  border-radius: 0;
  box-shadow: none;
  background: var(--white);
}
.case-section .case-card:last-child { border-right: 0; }
.case-section .case-card:hover { box-shadow: inset 0 0 0 1px rgba(var(--accent-rgb),.28); }
.case-section .case-card .case-head {
  background: #263238;
  border-bottom: 0;
  padding: var(--space-md) var(--space-lg);
}
.case-section .case-card .case-tag {
  background: rgba(255,255,255,.10) !important;
  color: #F4F6F7 !important;
}
.case-section .case-card .case-title,
.case-section .case-card .case-meta {
  color: #F4F6F7 !important;
}
.case-section .case-card .case-meta { opacity: .72; }
.case-section .case-card .case-body {
  padding: var(--space-lg);
  gap: var(--space-md);
}
.case-section .case-card .case-kpis {
  grid-template-columns: 1fr;
  gap: 0;
  padding: 0;
  background: transparent;
  border-radius: 0;
  border-top: 1px solid rgba(26,29,32,.08);
  border-bottom: 1px solid rgba(26,29,32,.08);
}
.case-section .case-card .case-kpi {
  display: grid;
  grid-template-columns: 96px 1fr;
  align-items: center;
  text-align: left;
  gap: var(--space-sm);
  padding: 10px 0;
  border-bottom: 1px solid rgba(26,29,32,.08);
}
.case-section .case-card .case-kpi:last-child { border-bottom: 0; }
.case-section .case-card .case-kpi .kpi-num { font-size: var(--fs-lg); }
.case-section .case-card .case-kpi .kpi-label,
.case-section .case-card .case-kpi .kpi-base { margin-top: 0; }
.case-section .case-card .case-result {
  border-top: 0;
  padding-top: 0;
}
@media(max-width:1024px) {
  .cap-grid.cap-board { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .cap-board-lead {
    grid-column: 1 / -1;
    grid-row: auto;
    min-height: auto;
    border-right: 0;
  }
  .cap-board-metrics {
    grid-template-columns: repeat(3, minmax(0,1fr));
  }
  .cap-board .cap-card,
  .cap-board .cap-card:nth-child(2n+1) {
    border-right: 1px solid rgba(26,29,32,.08);
    border-bottom: 1px solid rgba(26,29,32,.08);
  }
  .cap-board .cap-card:nth-child(2n+1) { border-right: 0; }
  .cap-board .cap-card:nth-last-child(-n+2) { border-bottom: 0; }
  .cap-grid.cap-board.cap-board-4 {
    grid-template-columns: repeat(2, minmax(0,1fr));
  }
  .cap-board.cap-board-4 .cap-card,
  .cap-board.cap-board-4 .cap-card:nth-child(2n+1) {
    border-right: 1px solid rgba(26,29,32,.08);
    border-bottom: 1px solid rgba(26,29,32,.08);
  }
  .cap-board.cap-board-4 .cap-card:nth-child(2n) { border-right: 0; }
  .cap-board.cap-board-4 .cap-card:nth-last-child(-n+2) { border-bottom: 0; }
  .cap-board.cap-board-4 .cap-card:last-child {
    border-bottom: 0;
  }
}
@media(max-width:900px) {
  .case-section .case-grid { grid-template-columns: 1fr !important; }
  .case-section .case-card {
    border-right: 0;
    border-bottom: 1px solid rgba(26,29,32,.08);
  }
  .case-section .case-card:last-child { border-bottom: 0; }
  .product-cta-panel { grid-template-columns: 1fr; gap: var(--space-lg); }
}
@media(max-width:768px) {
  .cap-grid.cap-board { grid-template-columns: 1fr; }
  .cap-board-metrics { grid-template-columns: 1fr; }
  .cap-board .cap-card,
  .cap-board .cap-card:nth-child(2n),
  .cap-board .cap-card:nth-child(2n+1),
  .cap-board .cap-card:nth-child(3n) {
    border-right: 0;
    border-bottom: 1px solid rgba(26,29,32,.08);
  }
  .cap-board .cap-card:last-child { border-bottom: 0; }
  .cap-grid.cap-board.cap-board-4 { grid-template-columns: 1fr; }
  .cap-board.cap-board-4 .cap-card,
  .cap-board.cap-board-4 .cap-card:nth-child(2n),
  .cap-board.cap-board-4 .cap-card:nth-child(2n+1),
  .cap-board.cap-board-4 .cap-card:nth-last-child(-n+2) {
    border-right: 0;
    border-bottom: 1px solid rgba(26,29,32,.08);
  }
  .cap-board.cap-board-4 .cap-card:last-child { border-bottom: 0; }
}
@media(max-width:480px) {
  .case-section .case-card .case-kpi {
    grid-template-columns: 1fr;
    gap: 4px;
  }
  .product-cta-actions { flex-direction: column; }
  .product-cta-actions .btn { width: 100%; justify-content: center; }
  .faq-section { padding-bottom: var(--space-sm); }
}

/* ===== 术语注释 ===== */
.term-note {
  display: block;
  margin-top: 6px;
  padding: 6px 10px;
  background: var(--bg-2nd);
  border-radius: var(--radius-sm);
  font-size: var(--fs-xs);
  color: var(--text-body);
  line-height: var(--lh-normal);
  font-weight: 500;
  border-left: 2px solid var(--accent);
}
.term-note::before { content: '大白话: '; font-weight: 700; color: var(--accent); }

/* ===== 对比区金句 ===== */
.comp-quote {
  margin-top: var(--space-lg);
  padding: var(--space-md) var(--space-lg);
  text-align: center;
  font-size: var(--fs-lg);
  font-family: var(--font-heading);
  color: var(--text-title);
  border-left: 4px solid var(--accent);
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
}
.comp-quote cite {
  display: block;
  margin-top: var(--space-xs);
  font-size: var(--fs-sm);
  color: var(--accent);
  font-style: normal;
  font-weight: 600;
}
.comp-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; max-width: 1000px; margin-left: auto; margin-right: auto; }
.comp-wrap::after {
  display: none;
  content: '← 滑动查看更多 →';
  text-align: center;
  padding: 8px;
  font-size: var(--fs-xs);
  color: var(--text-subtle);
}

/* ===== CTA 内精简流程 ===== */
.cta-process-compact {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 4px;
  margin-top: var(--space-lg);
  padding: var(--space-md);
  background: var(--white);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}
.cta-step { display: flex; align-items: center; gap: 6px; padding: 4px 12px; font-size: var(--fs-sm); color: var(--text-body); }
.cta-step .step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px; height: 24px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--white);
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
}
.cta-step-arrow { color: var(--text-subtle); font-size: 16px; }

/* ===== 对症入座（仅生产页用）===== */
.pain-action {
  margin-top: var(--space-lg);
  padding: var(--space-md);
  background: var(--white);
  border: 2px solid var(--accent);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}
.pain-action-head {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--text-title);
  margin-bottom: var(--space-sm);
  font-size: var(--fs-lg);
  text-align: center;
}
.pain-action-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-sm); }
.pain-action-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: var(--space-sm);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  background: var(--bg-3rd);
  text-decoration: none;
  transition: transform .15s, box-shadow .15s;
}
.pain-action-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-card); border-color: var(--accent); }
.pain-action-icon { font-size: 28px; line-height: 1; }
.pain-action-label { font-weight: 600; color: var(--text-title); font-size: var(--fs-sm); font-family: var(--font-heading); }
.pain-action-desc { color: var(--accent); font-size: var(--fs-xs); text-align: center; font-weight: 600; }
.pain-action-foot { margin-top: var(--space-sm); text-align: center; color: var(--text-subtle); font-size: var(--fs-xs); font-weight: 600; }

/* ===== 工厂证据区（仅生产页用）===== */
.factory-evidence-section { background: var(--bg-2nd); border-top: none; }
.factory-evidence-section .evidence-panel {
  background: var(--white);
  border-color: var(--border-soft);
  box-shadow: 0 1px 3px rgba(0,0,0,.06), 0 4px 12px rgba(0,0,0,.04);
}
.factory-evidence-section .evidence-lead { background: linear-gradient(135deg, #F7F8FA, #FFFFFF); }
.factory-evidence-section .evidence-lead .section-label {
  background: rgba(var(--accent-rgb),.10);
  color: var(--accent);
  border-color: rgba(var(--accent-rgb),.20);
}
.factory-evidence-section .evidence-lead h2 { color: var(--text-title); }
.factory-evidence-section .evidence-lead p { color: var(--text-body); }
.factory-evidence-section .evidence-checklist li { background: rgba(var(--accent-rgb),.06); color: var(--text-body); }
.factory-evidence-section .evidence-row { background: var(--bg-2nd); border-color: var(--border-soft); }
.factory-evidence-section .evidence-row strong { color: var(--text-title); }
.factory-evidence-section .evidence-row p { color: var(--text-body); }
.factory-evidence-section .evidence-metric { color: var(--accent); }

/* ===== 指标仪表盘 ===== */
.ind-dashboard { background: var(--bg-2nd); padding: var(--space-lg) 0; border-bottom: 1px solid var(--border-soft); }
.ind-dashboard-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-md); }
.ind-dashboard .ind-card { background: var(--white); border-left-color: var(--accent); box-shadow: 0 1px 3px rgba(0,0,0,.06); }
.ind-dashboard .ind-card .ind-label { color: var(--text-subtle); }
.ind-dashboard .ind-card .ind-num { color: var(--accent); font-weight: 900; }
.ind-dashboard .ind-card .ind-meta { color: var(--text-subtle); }
.ind-dashboard .ind-card .ind-meta s { color: var(--text-subtle); }
.ind-card { padding: var(--space-md); border-radius: 0 var(--radius-md) var(--radius-md) 0; }
.ind-card .ind-label { font-size: var(--fs-xs); font-weight: 600; letter-spacing: .5px; color: var(--text-subtle); }
.ind-card .ind-num { font-family: var(--font-mono); font-variant-numeric: tabular-nums; font-size: var(--fs-h3); line-height: 1; margin: 6px 0; color: var(--accent); font-weight: 900; }
.ind-card .ind-meta { font-size: var(--fs-xs); color: var(--text-subtle); }
.ind-card .ind-meta s { color: var(--text-subtle); }

/* ===== 深色节奏区（仅生产页用）===== */
.dark-zone {
  background: #263238;
  padding: var(--space-2xl) 0;
  border-top: 3px solid var(--accent);
  border-bottom: 3px solid var(--accent);
}
.dark-zone-grid { max-width: 960px; margin: 0 auto; }
.dark-zone-label {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(var(--accent-rgb),.15);
  color: var(--accent);
  border-radius: var(--radius-pill);
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: .5px;
  margin-bottom: var(--space-md);
}
.dark-zone-main h2 {
  font-family: var(--font-heading);
  font-size: var(--fs-h2);
  font-weight: 800;
  color: #E8ECF0;
  line-height: var(--lh-tight);
  margin-bottom: var(--space-md);
}
.dark-zone-desc { font-size: var(--fs-base); color: #9AA5B0; line-height: var(--lh-loose); max-width: 720px; margin-bottom: var(--space-sm); }
.dark-zone-steps { margin-top: var(--space-lg); }
.dz-step { display: flex; gap: var(--space-md); padding: var(--space-md) 0; border-bottom: 1px solid rgba(255,255,255,.06); }
.dz-step:last-child { border-bottom: none; }
.dz-step-num {
  flex-shrink: 0;
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 16px;
}
.dz-step-body h4 { font-family: var(--font-heading); font-size: var(--fs-md); font-weight: 700; color: #E8ECF0; margin-bottom: 6px; }
.dz-step-body p { font-size: var(--fs-sm); color: #9AA5B0; line-height: var(--lh-loose); }

/* ===== HR 视角侧栏 ===== */
.hr-aside { background: var(--white); border-left-color: var(--accent); }
.hr-aside .hr-aside-label { color: var(--accent); }
.hr-aside h4 { color: var(--text-title); }
.hr-aside p { color: var(--text-body); }
.hr-aside ul li { color: var(--text-body); }
.hr-aside ul li::before { color: var(--accent); }

/* ===== V5 响应式补充 ===== */
@media(max-width:1024px) {
  .ind-dashboard-grid { grid-template-columns: repeat(2, 1fr); }
}
@media(max-width:900px) {
  .symptom-grid,
  .method-timeline,
  .cap-grid.cols-3 { grid-template-columns: 1fr; }
  .triage-panel { grid-template-columns: 1fr; }
  .method-timeline {
    gap: var(--space-md);
    padding-top: 0;
    padding-left: 18px;
  }
  .method-timeline::before {
    top: 20px;
    bottom: 20px;
    left: 38px;
    right: auto;
    width: 2px;
    height: auto;
    background: linear-gradient(180deg, rgba(var(--accent-rgb),.22), rgba(var(--accent-rgb),.55), rgba(var(--accent-rgb),.22));
  }
  .method-step {
    display: grid;
    grid-template-columns: 40px 1fr;
    column-gap: var(--space-md);
    padding: 0;
  }
  .method-step::after { display: none; }
  .method-step .method-num {
    grid-row: 1 / span 2;
    margin-bottom: 0;
    box-shadow: 0 0 0 8px var(--white), 0 6px 18px rgba(var(--accent-rgb),.22);
  }
  .method-step h3 { margin-top: 2px; }
  .method-step p { max-width: none; }
}
@media(max-width:768px) {
  .comp-wrap::after { display: block; }
  .comp-table tbody td { font-size: var(--fs-xs); padding: 8px 6px; }
  .dark-zone-main h2 { font-size: var(--fs-h3); }
  .dz-step { flex-direction: column; gap: var(--space-sm); }
}
@media(max-width:480px) {
  .hero-trust-strip { grid-template-columns: 1fr; gap: var(--space-sm); }
  .trust-item strong { font-size: var(--fs-h3); }
  .ind-dashboard-grid { grid-template-columns: 1fr; }
  .pain-action-grid { grid-template-columns: 1fr; }
  .cta-process-compact { flex-direction: column; align-items: stretch; gap: 8px; }
  .cta-step-arrow { transform: rotate(90deg); text-align: center; }
  .cta-step { justify-content: center; }
}

/* ===== 顶部留白压缩：只收紧导航下方 Hero，不改变正文模块 ===== */
.product-hero {
  padding-top: 48px;
  padding-bottom: var(--space-lg);
}

@media(max-width:768px) {
  .product-hero {
    padding-top: 32px;
    padding-bottom: var(--space-md);
  }
}