/* ====================================================================
   CESIPC panel-series.css — 工业平板子系列总览页专用样式
==================================================================== */

/* Hero — series banner (reuses .page-hero--product-detail two-column layout) */
.page-hero--panel-series .product-hero__title {
  font-size: 38px;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.page-hero--panel-series .product-hero__title span {
  color: #c7e0f0;
  font-weight: 700;
}
.page-hero--panel-series .product-hero__lead {
  color: rgba(255,255,255,0.92);
  font-size: var(--fs-lg);
  line-height: 1.7;
  margin: var(--sp-3) 0 var(--sp-5);
}
.page-hero--panel-series .product-hero__lead strong {
  color: #ffdb6a;
  font-weight: 700;
}
@media (max-width: 768px) {
  .page-hero--panel-series .product-hero__title { font-size: 28px; }
}

/* ============= 4 个产品卡片 ============= */
.series-card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-5);
}
@media (max-width: 1280px) { .series-card-grid { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 640px)  { .series-card-grid { grid-template-columns: 1fr; } }

.series-card {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--t), box-shadow var(--t), border-color var(--t);
}
.series-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 36px rgba(13,31,10,0.12);
  border-color: var(--c-primary);
}
.series-card__media {
  position: relative;
  background: #ffffff;
  display: block;
  text-decoration: none !important;
  overflow: hidden;
  line-height: 0;
}
.series-card__media img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 10px;
  transition: transform var(--t);
}
.series-card__media:hover img { transform: scale(1.04); }
.series-card__tag {
  position: absolute;
  top: var(--sp-3);
  right: var(--sp-3);
  z-index: 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: 'Inter', 'Noto Sans SC', sans-serif;
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0;
  padding: 7px 12px;
  border-radius: 999px;
  color: #fff;
  background: var(--c-primary);
  box-shadow: 0 4px 12px rgba(0,0,0,.18);
  text-transform: none;
  white-space: nowrap;
}
.series-card--primary .series-card__tag { background: var(--c-accent); }
.series-card--info    .series-card__tag { background: var(--c-primary); }
.series-card--success .series-card__tag { background: #4e8200; }
.series-card--warning .series-card__tag { background: #c79100; }

.series-card__body {
  padding: var(--sp-5);
  flex: 1;
  display: flex;
  flex-direction: column;
}
.series-card__eyebrow {
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--c-muted);
  margin-bottom: 4px;
}
.series-card__title {
  font-size: 22px;
  font-weight: 800;
  margin-bottom: var(--sp-2);
}
.series-card__title a {
  color: var(--c-primary);
  text-decoration: none;
  transition: color var(--t-fast);
}
.series-card__title a:hover { color: var(--c-accent); }
.series-card__cpu {
  font-size: var(--fs-sm);
  color: var(--c-text-2);
  margin-bottom: var(--sp-4);
  line-height: 1.5;
}
.series-card__specs {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--sp-4);
  flex: 1;
  border-top: 1px solid var(--c-border);
}
.series-card__specs li {
  display: flex;
  font-size: var(--fs-sm);
  padding: 8px 0;
  border-bottom: 1px solid var(--c-border);
  color: var(--c-text);
  line-height: 1.4;
}
.series-card__specs li:last-child { border-bottom: 0; }
.series-card__specs li span {
  flex: 0 0 60px;
  font-size: 11px;
  color: var(--c-muted);
  font-weight: 700;
  letter-spacing: 0.05em;
  padding-top: 2px;
}
.series-card__actions {
  display: flex;
  gap: var(--sp-2);
  flex-wrap: wrap;
}
.series-card__actions .btn { flex: 1 1 auto; }

/* ============= 4 款对比表 ============= */
.compare-card {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  overflow-x: auto;
}
.compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--fs-sm);
}
.compare-table th,
.compare-table td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid var(--c-border);
  vertical-align: top;
}
.compare-table thead th,
.compare-table tr:first-child th {
  background: var(--c-bg-alt);
  color: var(--c-primary);
  font-weight: 700;
}
.compare-table td:first-child,
.compare-table tr td:first-child {
  background: rgba(51,117,175,.04);
}
.compare-table strong {
  color: var(--c-primary);
  font-weight: 700;
}
@media (max-width: 768px) {
  .compare-table th,
  .compare-table td { padding: 10px 12px; font-size: 12px; }
}

/* ============= 共享卖点 6 格 ============= */
.shared-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-5);
}
@media (max-width: 1024px) { .shared-grid { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 640px)  { .shared-grid { grid-template-columns: 1fr; } }

.shared-item {
  background: #fff;
  border: 1px solid var(--c-border);
  border-left: 4px solid var(--c-accent);
  border-radius: var(--radius);
  padding: var(--sp-5) var(--sp-5);
  position: relative;
}
.shared-item__num {
  font-family: 'Inter', sans-serif;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.15em;
  color: var(--c-accent);
  margin-bottom: var(--sp-2);
}
.shared-item h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--c-primary);
  margin-bottom: var(--sp-2);
}
.shared-item p {
  font-size: var(--fs-sm);
  color: var(--c-text-2);
  line-height: 1.65;
}

/* ============= 跨系列卡片网格 ============= */
/* 默认 3 列（适配 S 系列 6 卡 = 2 行 × 3 列）*/
.series-cross-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-4);
}
/* 当子卡片恰好为 4 个时（G 系列 4 卡）→ 1 行 × 4 列 */
.series-cross-grid:has(> :nth-child(4):last-child) {
  grid-template-columns: repeat(4, 1fr);
}
@media (max-width: 1024px) {
  .series-cross-grid,
  .series-cross-grid:has(> :nth-child(4):last-child) { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 640px)  {
  .series-cross-grid,
  .series-cross-grid:has(> :nth-child(4):last-child) { grid-template-columns: 1fr; }
}

/* ----- 紧凑型卡片：去掉冗余产品图，把屏幕尺寸做成视觉中心 ----- */
.series-cross-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  overflow: hidden;
  text-decoration: none !important;
  color: var(--c-text);
  padding: var(--sp-5) var(--sp-4);
  text-align: center;
  position: relative;
  min-height: 150px;
  transition: transform var(--t), box-shadow var(--t), border-color var(--t), background var(--t);
}
.series-cross-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(12,35,64,.08);
  border-color: var(--c-primary);
  background: linear-gradient(180deg, #f5f9fd 0%, #fff 100%);
}
.series-cross-card--self {
  border-color: var(--c-accent);
  border-width: 2px;
  background: linear-gradient(180deg, rgba(230,0,18,.05) 0%, #fff 80%);
}
.series-cross-card--self::after {
  content: "当前";
  position: absolute;
  top: 8px; right: 8px;
  font-family: 'Inter', sans-serif;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 1px;
  color: #fff;
  background: var(--c-accent);
  padding: 3px 8px;
  border-radius: 999px;
}

/* media 容器降级为屏幕尺寸大字 */
.series-cross-card__media {
  display: none; /* 移除 4:3 大产品图 */
}

.series-cross-card__body {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
.series-cross-card__size {
  font-family: 'Inter', sans-serif;
  font-size: 26px;
  font-weight: 900;
  color: var(--c-primary);
  letter-spacing: -0.5px;
  line-height: 1;
  margin-bottom: 4px;
}
.series-cross-card--self .series-cross-card__size {
  color: var(--c-accent);
}
.series-cross-card h3 {
  font-size: 14px;
  color: var(--c-text);
  font-weight: 700;
  margin: 0;
  line-height: 1.3;
}
.series-cross-card p {
  font-size: 11px;
  color: var(--c-text-2);
  margin: 0;
  line-height: 1.5;
  font-family: 'Inter', sans-serif;
  letter-spacing: 0.02em;
}
.series-cross-card__more {
  margin-top: auto;
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  font-weight: 700;
  color: var(--c-primary);
  letter-spacing: 0.04em;
  padding-top: var(--sp-3);
  transition: gap var(--t-fast);
}
.series-cross-card:hover .series-cross-card__more { color: var(--c-accent); }
.series-cross-card--self .series-cross-card__more {
  color: var(--c-accent);
}

/* 子卡片网格改为更密集的 5 列（10 个尺寸刚好 2 行）*/
.series-cross-grid { grid-template-columns: repeat(5, 1fr); }
.series-cross-grid:has(> :nth-child(4):last-child) { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 1024px) {
  .series-cross-grid,
  .series-cross-grid:has(> :nth-child(4):last-child) { grid-template-columns: repeat(3,1fr); }
}
@media (max-width: 768px) {
  .series-cross-grid,
  .series-cross-grid:has(> :nth-child(4):last-child) { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 480px)  {
  .series-cross-grid,
  .series-cross-grid:has(> :nth-child(4):last-child) { grid-template-columns: 1fr; }
}

.panel-series-cross__nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-3);
  margin-top: var(--sp-8);
  flex-wrap: wrap;
}