/**
 * 智标通 V2 介绍页
 * 视觉参考：阿里云首页 cn.aliyun.com（楼层 + 卡片网格 + 数据带 + 底部 CTA）
 * 非 ECS 等产品详情页（无锚点导航、对比表、时间线）
 */

/* ── 基础隔离 ── */
body.page-bid-v2-intro {
  background: #fff;
}

.bid-v2-intro-page {
  --bv2-brand: #ff6a00;
  --bv2-brand-hover: #ff8329;
  --bv2-blue: #0064c8;
  --bv2-blue-hover: #0050a0;
  --bv2-ink: #181818;
  --bv2-text: #333;
  --bv2-muted: #666;
  --bv2-hint: #999;
  --bv2-line: #e5e5e5;
  --bv2-surface: #fff;
  --bv2-gray: #f7f8fa;
  --bv2-tint: #f0f6ff;
  --bv2-dark: #1a1a1a;
  --bv2-radius: 8px;
  --bv2-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  --bv2-shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.1);
  --bv2-max: 1200px;
  --bv2-gutter: 24px;
  --bv2-header: var(--hc-header-offset, clamp(72px, 4.5rem + 1.2vw, 90px));
  --bv2-section: 80px;
  font-family: "PingFang SC", "Helvetica Neue", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  line-height: 1.5715;
  color: var(--bv2-text);
  background: var(--bv2-surface);
  -webkit-font-smoothing: antialiased;
}

.bid-v2-intro-page *,
.bid-v2-intro-page *::before,
.bid-v2-intro-page *::after {
  box-sizing: border-box;
}

body.page-bid-v2-intro .bid-v2-intro-page a {
  color: inherit;
  text-decoration: none;
}

.bv2-container {
  width: min(var(--bv2-max), calc(100% - var(--bv2-gutter) * 2));
  margin-inline: auto;
}

.bv2-container--narrow {
  width: min(800px, calc(100% - var(--bv2-gutter) * 2));
}

/* ── 楼层（阿里云首页 modular floor） ── */
.bv2-floor {
  padding: var(--bv2-section) 0;
}

.bv2-floor--gray {
  background: var(--bv2-gray);
}

/* ── 产品模块：方案 A 双层轻背景（底色 ::before + 装饰 ::after） ── */
.bid-v2-intro-page .bv2-floor--analysis,
.bid-v2-intro-page .bv2-floor--outline,
.bid-v2-intro-page .bv2-floor--facts,
.bid-v2-intro-page .bv2-floor--content,
.bid-v2-intro-page .bv2-floor--export,
.bid-v2-intro-page .bv2-floor--assets {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: transparent;
}

.bid-v2-intro-page .bv2-floor--analysis::before,
.bid-v2-intro-page .bv2-floor--outline::before,
.bid-v2-intro-page .bv2-floor--facts::before,
.bid-v2-intro-page .bv2-floor--content::before,
.bid-v2-intro-page .bv2-floor--export::before,
.bid-v2-intro-page .bv2-floor--assets::before,
.bid-v2-intro-page .bv2-floor--analysis::after,
.bid-v2-intro-page .bv2-floor--outline::after,
.bid-v2-intro-page .bv2-floor--facts::after,
.bid-v2-intro-page .bv2-floor--content::after,
.bid-v2-intro-page .bv2-floor--export::after,
.bid-v2-intro-page .bv2-floor--assets::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.bid-v2-intro-page .bv2-floor--analysis .bv2-container,
.bid-v2-intro-page .bv2-floor--outline .bv2-container,
.bid-v2-intro-page .bv2-floor--facts .bv2-container,
.bid-v2-intro-page .bv2-floor--content .bv2-container,
.bid-v2-intro-page .bv2-floor--export .bv2-container,
.bid-v2-intro-page .bv2-floor--assets .bv2-container {
  position: relative;
  z-index: 1;
}

/* 灰底 A */
.bid-v2-intro-page .bv2-floor--analysis::before,
.bid-v2-intro-page .bv2-floor--facts::before,
.bid-v2-intro-page .bv2-floor--export::before {
  background:
    linear-gradient(180deg, rgba(0, 21, 41, 0.04) 0, transparent 1px),
    linear-gradient(180deg, #f7f8fa 0%, #f3f6fa 50%, #f7f8fa 100%);
}

/* 白底 B */
.bid-v2-intro-page .bv2-floor--outline::before,
.bid-v2-intro-page .bv2-floor--content::before,
.bid-v2-intro-page .bv2-floor--assets::before {
  background:
    linear-gradient(180deg, rgba(0, 21, 41, 0.035) 0, transparent 1px),
    linear-gradient(180deg, #fff 0%, #fafcff 52%, #fff 100%);
}

/* 1 解析：顶部点阵 + 居中蓝光 */
.bid-v2-intro-page .bv2-floor--analysis::after {
  background-image:
    radial-gradient(ellipse 88% 72% at 50% -8%, rgba(0, 100, 200, 0.09), transparent 58%),
    radial-gradient(circle, rgba(0, 100, 200, 0.11) 1px, transparent 1px);
  background-size: auto, 24px 24px;
  -webkit-mask-image: linear-gradient(180deg, #000 0%, #000 42%, transparent 86%);
  mask-image: linear-gradient(180deg, #000 0%, #000 42%, transparent 86%);
  opacity: 0.9;
}

/* 2 目录：右上柔光 */
.bid-v2-intro-page .bv2-floor--outline::after {
  background: radial-gradient(ellipse 75% 65% at 92% 8%, rgba(0, 100, 200, 0.1), transparent 62%);
}

/* 3 事实：左下点阵 + 青光 */
.bid-v2-intro-page .bv2-floor--facts::after {
  background-image:
    radial-gradient(ellipse 70% 60% at 8% 92%, rgba(8, 151, 156, 0.1), transparent 58%),
    radial-gradient(circle, rgba(8, 151, 156, 0.1) 1px, transparent 1px);
  background-size: auto, 24px 24px;
  -webkit-mask-image: linear-gradient(0deg, #000 0%, #000 38%, transparent 82%);
  mask-image: linear-gradient(0deg, #000 0%, #000 38%, transparent 82%);
  opacity: 0.88;
}

/* 4 正文：左上蓝 + 淡橙（配课） */
.bid-v2-intro-page .bv2-floor--content::after {
  background:
    radial-gradient(ellipse 68% 58% at 6% 10%, rgba(0, 100, 200, 0.09), transparent 60%),
    radial-gradient(ellipse 55% 48% at 18% 22%, rgba(255, 106, 0, 0.06), transparent 58%);
}

/* 5 导出：中部偏右光晕 */
.bid-v2-intro-page .bv2-floor--export::after {
  background: radial-gradient(ellipse 72% 68% at 78% 45%, rgba(88, 86, 214, 0.08), transparent 58%),
    radial-gradient(ellipse 50% 45% at 72% 50%, rgba(0, 100, 200, 0.07), transparent 55%);
}

/* 6 素材库：左蓝右橙双柔光 */
.bid-v2-intro-page .bv2-floor--assets::after {
  background:
    radial-gradient(ellipse 70% 58% at 18% 18%, rgba(0, 100, 200, 0.08), transparent 58%),
    radial-gradient(ellipse 70% 58% at 82% 18%, rgba(255, 106, 0, 0.07), transparent 58%);
}

.bv2-floor--tint {
  padding: 48px 0;
  background: var(--bv2-tint);
}

.bv2-floor--hero {
  position: relative;
  display: flex;
  align-items: center;
  padding-top: calc(var(--bv2-header) + 80px);
  padding-bottom: 140px;
  min-height: 840px;
  background-color: #eef2f7;
  background-image: var(--bv2-hero-bg, none);
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
}

.bv2-floor--hero .bv2-container {
  width: min(var(--bv2-max), calc(100% - var(--bv2-gutter) * 2));
}

.bv2-floor--stats {
  padding: 56px 0;
  background: var(--bv2-surface);
  border-top: 1px solid var(--bv2-line);
  border-bottom: 1px solid var(--bv2-line);
}

.bv2-floor--cta {
  padding: 72px 0 80px;
  background: var(--bv2-dark);
  color: #fff;
  text-align: center;
}

/* ── 楼层标题（首页居中 H2 + 副标题） ── */
.bv2-floor-head {
  margin-bottom: 40px;
  text-align: center;
}

.bv2-floor-head__title {
  margin: 0 0 8px;
  font-size: 24px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--bv2-ink);
}

.bv2-floor-head__sub {
  margin: 0;
  font-size: 14px;
  line-height: 1.714;
  color: var(--bv2-muted);
}

.bv2-floor-note {
  margin: 32px 0 0;
  font-size: 14px;
  color: var(--bv2-muted);
  text-align: center;
}

/* ── Hero（居中 Banner） ── */
.bv2-hero--center {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 920px;
  margin-inline: auto;
  filter: drop-shadow(0 2px 16px rgba(255, 255, 255, 0.85));
}

.bv2-hero__title {
  margin: 0 0 20px;
  max-width: none;
  font-size: clamp(22px, 2.4vw, 32px);
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: -0.02em;
  color: var(--bv2-ink);
}

.bv2-hero__shine {
  position: relative;
  display: inline-block;
  background: linear-gradient(
    105deg,
    #1d1d1f 0%,
    #1d1d1f 38%,
    #4d9dff 48%,
    #ffffff 50%,
    #4d9dff 52%,
    #1d1d1f 62%,
    #1d1d1f 100%
  );
  background-size: 220% auto;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
  animation: bv2-hero-shine 9s linear infinite;
}

@keyframes bv2-hero-shine {
  0% { background-position: 220% center; }
  100% { background-position: -220% center; }
}

.bv2-hero__desc {
  position: relative;
  margin: 0 0 40px;
  max-width: 640px;
  padding-top: 20px;
  font-size: clamp(15px, 1.8vw, 18px);
  line-height: 1.85;
  color: var(--bv2-text);
}

.bv2-hero__desc::before {
  content: "";
  display: block;
  width: 56px;
  height: 3px;
  margin: 0 auto 18px;
  border-radius: 2px;
  background: linear-gradient(90deg, transparent, #4d9dff 20%, #0064c8 50%, #4d9dff 80%, transparent);
}

.bv2-hero__mark {
  font-weight: 600;
  color: #0064c8;
  background: linear-gradient(transparent 62%, rgba(77, 157, 255, 0.22) 62%);
  padding: 0 1px;
}

.bv2-hero__btns {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.bv2-btn--hero-primary {
  min-height: 50px;
  padding: 0 44px;
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: #fff;
  background: #111;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  box-shadow:
    0 4px 14px rgba(0, 0, 0, 0.18),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
  transition: transform 0.22s ease, box-shadow 0.22s ease, background 0.22s ease;
}

body.page-bid-v2-intro .bid-v2-intro-page a.bv2-btn--hero-primary,
body.page-bid-v2-intro .bid-v2-intro-page a.bv2-btn--hero-primary:hover,
body.page-bid-v2-intro .bid-v2-intro-page a.bv2-btn--hero-primary:focus-visible {
  color: #fff;
}

.bv2-btn--hero-primary:hover,
.bv2-btn--hero-primary:focus-visible {
  color: #fff;
  background: #000;
  transform: translateY(-2px);
  box-shadow:
    0 8px 24px rgba(0, 0, 0, 0.28),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.bv2-btn--hero-secondary {
  min-height: 48px;
  padding: 0 36px;
  font-size: 16px;
  font-weight: 500;
  color: var(--bv2-blue);
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(0, 100, 200, 0.35);
  border-radius: 6px;
  box-shadow: 0 4px 16px rgba(0, 100, 200, 0.08);
  backdrop-filter: blur(4px);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.bv2-btn--hero-secondary:hover,
.bv2-btn--hero-secondary:focus-visible {
  color: var(--bv2-blue-hover);
  border-color: var(--bv2-blue);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 100, 200, 0.15);
}

.bv2-container--wide {
  width: min(1320px, calc(100% - var(--bv2-gutter) * 2));
}

/* ── 招标解析：通栏标题 + 阿里云产品网格 ── */
.bv2-floor--analysis {
  padding-top: clamp(72px, 8vw, 96px);
  padding-bottom: clamp(72px, 8vw, 96px);
}

.bv2-analysis-head {
  margin-bottom: 36px;
  text-align: center;
}

.bv2-analysis-head__title {
  margin: 0 0 16px;
  font-size: clamp(26px, 3.2vw, 32px);
  font-weight: 600;
  line-height: 1.35;
  color: var(--bv2-ink);
}

body.page-bid-v2-intro .bid-v2-intro-page #bv2-analysis h2.bv2-analysis-head__title {
  font-size: clamp(26px, 3.2vw, 32px);
  font-weight: 600;
}

.bv2-analysis-head__desc {
  margin: 0 auto 24px;
  max-width: 720px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--bv2-muted);
}

.bv2-analysis-head__badges {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.bv2-analysis-head__badges li {
  padding: 5px 12px;
  font-size: 12px;
  color: var(--bv2-blue);
  background: #fff;
  border: 1px solid rgba(0, 100, 200, 0.2);
  border-radius: 4px;
}

/* 分类导航条（阿里云「全部云产品」风格，装饰用） */
.bv2-product-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 4px 8px;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--bv2-line);
}

.bv2-product-nav__item {
  padding: 8px 16px;
  font-size: 14px;
  color: var(--bv2-muted);
  border-radius: 4px;
  white-space: nowrap;
}

.bv2-product-nav__item.is-active {
  color: var(--bv2-blue);
  font-weight: 500;
  background: rgba(0, 100, 200, 0.06);
}

/* 产品卡片网格 */
.bv2-product-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

@media (min-width: 640px) {
  .bv2-product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 992px) {
  .bv2-product-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }
}

@media (min-width: 1200px) {
  .bv2-product-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.bv2-product-card {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: #fff;
  border: 1px solid var(--bv2-line);
  border-radius: 8px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.bv2-product-card:hover {
  border-color: rgba(0, 100, 200, 0.45);
  box-shadow: 0 8px 24px rgba(0, 21, 41, 0.08);
  transform: translateY(-2px);
}

.bv2-product-card__body {
  flex: 1;
  min-width: 0;
}

.bv2-product-card__title {
  margin: 0 0 2px;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.35;
  color: var(--bv2-ink);
}

body.page-bid-v2-intro .bid-v2-intro-page #bv2-analysis h3.bv2-product-card__title {
  font-size: 14px;
  font-weight: 600;
}

.bv2-product-card__icon {
  flex-shrink: 0;
  align-self: center;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 6px;
  background: rgba(0, 100, 200, 0.08);
  color: var(--bv2-blue);
}

.bv2-product-card__icon--score {
  background: rgba(255, 106, 0, 0.1);
  color: #d9480f;
}

.bv2-product-card__icon--time {
  background: rgba(19, 194, 194, 0.12);
  color: #08979c;
}

.bv2-product-card__icon--risk {
  background: rgba(250, 140, 22, 0.12);
  color: #d46b08;
}

.bv2-product-card__icon--contract {
  background: rgba(114, 46, 209, 0.1);
  color: #722ed1;
}

.bv2-product-card__icon svg {
  display: block;
}

.bv2-product-card__desc {
  margin: 0;
  font-size: 12px;
  line-height: 1.45;
  color: var(--bv2-muted);
}

@media (max-width: 640px) {
  .bv2-analysis-head__title,
  body.page-bid-v2-intro .bid-v2-intro-page #bv2-analysis h2.bv2-analysis-head__title {
    font-size: 22px;
  }

  .bv2-product-nav {
    flex-wrap: nowrap;
    justify-content: flex-start;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .bv2-product-nav::-webkit-scrollbar {
    display: none;
  }
}

/* ── 目录生成：左图右能力（阿里云解决方案楼层） ── */
.bv2-floor--outline {
  padding-top: clamp(72px, 8vw, 96px);
  padding-bottom: clamp(72px, 8vw, 96px);
}

.bv2-outline-head {
  margin-bottom: clamp(40px, 5vw, 56px);
}

body.page-bid-v2-intro .bid-v2-intro-page #bv2-outline h2.bv2-outline-head__title {
  font-size: clamp(26px, 3.2vw, 32px);
  font-weight: 600;
}

.bv2-outline-head__badges li {
  background: rgba(255, 255, 255, 0.9);
}

.bv2-outline-showcase {
  display: grid;
  gap: clamp(32px, 4vw, 48px);
  align-items: center;
}

@media (min-width: 992px) {
  .bv2-outline-showcase {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: clamp(40px, 5vw, 64px);
  }
}

/* 左侧产品界面 mock */
.bv2-outline-visual {
  position: relative;
  isolation: isolate;
}

.bv2-outline-visual__glow {
  position: absolute;
  inset: 8% 4% auto;
  z-index: 0;
  height: 72%;
  border-radius: 50%;
  background: radial-gradient(ellipse at center, rgba(0, 100, 200, 0.14) 0%, rgba(0, 100, 200, 0) 68%);
  filter: blur(2px);
  pointer-events: none;
}

.bv2-outline-mock {
  position: relative;
  z-index: 1;
  overflow: hidden;
  background: #fff;
  border: 1px solid rgba(0, 100, 200, 0.12);
  border-radius: 12px;
  box-shadow:
    0 2px 4px rgba(0, 21, 41, 0.04),
    0 16px 48px rgba(0, 100, 200, 0.1);
}

.bv2-outline-mock__dots {
  display: flex;
  gap: 6px;
  padding: 14px 18px 0;
}

.bv2-outline-mock__dots span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #e8e8e8;
}

.bv2-outline-mock__dots span:first-child {
  background: #ff5f57;
}

.bv2-outline-mock__dots span:nth-child(2) {
  background: #febc2e;
}

.bv2-outline-mock__dots span:nth-child(3) {
  background: #28c840;
}

.bv2-outline-mock__toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 20px 16px;
  border-bottom: 1px solid var(--bv2-line);
}

.bv2-outline-mock__toolbar-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--bv2-ink);
}

.bv2-outline-mock__badge {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 0 10px;
  font-size: 12px;
  font-weight: 500;
  border-radius: 4px;
}

.bv2-outline-mock__badge--pass {
  color: #389e0d;
  background: rgba(82, 196, 26, 0.12);
  border: 1px solid rgba(82, 196, 26, 0.25);
}

.bv2-outline-mock__body {
  display: grid;
  min-height: 320px;
}

@media (min-width: 640px) {
  .bv2-outline-mock__body {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    min-height: 360px;
  }
}

.bv2-outline-mock__tree {
  padding: 12px 10px 16px;
  background: linear-gradient(180deg, #f7f9fc 0%, #f3f6fa 100%);
  border-right: 1px solid var(--bv2-line);
}

.bv2-outline-mock__node {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 4px;
  padding: 9px 12px;
  font-size: 12px;
  line-height: 1.4;
  color: var(--bv2-muted);
  border-radius: 6px;
  transition: background 0.15s ease, color 0.15s ease;
}

.bv2-outline-mock__node.is-active {
  color: var(--bv2-blue);
  font-weight: 500;
  background: rgba(0, 100, 200, 0.08);
  box-shadow: inset 3px 0 0 var(--bv2-blue);
}

.bv2-outline-mock__node-title {
  flex: 1;
  min-width: 0;
}

.bv2-outline-mock__node-tag {
  flex-shrink: 0;
  padding: 1px 6px;
  font-size: 10px;
  font-weight: 500;
  color: var(--bv2-blue);
  background: rgba(0, 100, 200, 0.08);
  border-radius: 3px;
}

.bv2-outline-mock__detail {
  padding: 20px 22px 24px;
  background: #fff;
}

.bv2-outline-mock__detail-label {
  margin: 0 0 10px;
  font-size: 12px;
  color: var(--bv2-hint);
}

.bv2-outline-mock__detail-title {
  margin: 0 0 10px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--bv2-ink);
}

body.page-bid-v2-intro .bid-v2-intro-page #bv2-outline h4.bv2-outline-mock__detail-title {
  font-size: 16px;
  font-weight: 600;
}

.bv2-outline-mock__detail-desc {
  margin: 0 0 18px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--bv2-muted);
}

.bv2-outline-mock__meta {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 14px 16px;
  background: var(--bv2-gray);
  border-radius: 8px;
}

.bv2-outline-mock__meta div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.bv2-outline-mock__meta dt {
  margin: 0;
  font-size: 12px;
  color: var(--bv2-hint);
}

.bv2-outline-mock__meta dd {
  margin: 0;
  font-size: 13px;
  font-weight: 500;
  color: var(--bv2-ink);
}

/* 右侧能力列表 */
.bv2-outline-features {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.bv2-outline-feature {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 18px;
  overflow: hidden;
  padding: 22px 24px 22px 22px;
  background: linear-gradient(145deg, #fff 0%, #f8fbff 100%);
  border: 1px solid rgba(0, 100, 200, 0.1);
  border-radius: 12px;
  box-shadow:
    0 1px 2px rgba(0, 21, 41, 0.04),
    0 6px 20px rgba(0, 100, 200, 0.06);
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

.bv2-outline-feature::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--bv2-outline-accent, var(--bv2-blue)) 0%, rgba(0, 100, 200, 0.15) 100%);
  opacity: 0.85;
  transition: width 0.25s ease, opacity 0.25s ease;
}

.bv2-outline-feature::after {
  content: "";
  position: absolute;
  top: -40px;
  right: -40px;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--bv2-outline-glow, rgba(0, 100, 200, 0.08)) 0%, transparent 70%);
  pointer-events: none;
}

.bv2-outline-feature:hover {
  border-color: rgba(0, 100, 200, 0.22);
  box-shadow:
    0 2px 4px rgba(0, 21, 41, 0.04),
    0 14px 36px rgba(0, 100, 200, 0.12);
  transform: translateY(-3px);
}

.bv2-outline-feature:hover::before {
  width: 4px;
  opacity: 1;
}

.bv2-outline-feature--generate {
  --bv2-outline-accent: #0064c8;
  --bv2-outline-glow: rgba(0, 100, 200, 0.12);
}

.bv2-outline-feature--alignment {
  --bv2-outline-accent: #389e0d;
  --bv2-outline-glow: rgba(56, 158, 13, 0.12);
}

.bv2-outline-feature--edit {
  --bv2-outline-accent: #d46b08;
  --bv2-outline-glow: rgba(212, 107, 8, 0.12);
}

.bv2-outline-feature--reference {
  --bv2-outline-accent: #722ed1;
  --bv2-outline-glow: rgba(114, 46, 209, 0.12);
}

.bv2-outline-feature__index {
  position: absolute;
  top: 14px;
  right: 16px;
  font-size: 28px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: rgba(0, 100, 200, 0.06);
  font-variant-numeric: tabular-nums;
  pointer-events: none;
  user-select: none;
}

.bv2-outline-feature--alignment .bv2-outline-feature__index {
  color: rgba(56, 158, 13, 0.08);
}

.bv2-outline-feature--edit .bv2-outline-feature__index {
  color: rgba(212, 107, 8, 0.08);
}

.bv2-outline-feature--reference .bv2-outline-feature__index {
  color: rgba(114, 46, 209, 0.08);
}

.bv2-outline-feature__icon {
  position: relative;
  z-index: 1;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  color: var(--bv2-outline-accent, var(--bv2-blue));
  background: #fff;
  border: 1px solid rgba(0, 100, 200, 0.08);
  border-radius: 12px;
  box-shadow:
    0 2px 8px rgba(0, 21, 41, 0.04),
    inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.bv2-outline-feature--generate .bv2-outline-feature__icon {
  background: linear-gradient(135deg, rgba(0, 100, 200, 0.1) 0%, rgba(0, 100, 200, 0.02) 100%);
  border-color: rgba(0, 100, 200, 0.12);
}

.bv2-outline-feature--alignment .bv2-outline-feature__icon {
  background: linear-gradient(135deg, rgba(56, 158, 13, 0.12) 0%, rgba(56, 158, 13, 0.02) 100%);
  border-color: rgba(56, 158, 13, 0.15);
}

.bv2-outline-feature--edit .bv2-outline-feature__icon {
  background: linear-gradient(135deg, rgba(212, 107, 8, 0.12) 0%, rgba(212, 107, 8, 0.02) 100%);
  border-color: rgba(212, 107, 8, 0.15);
}

.bv2-outline-feature--reference .bv2-outline-feature__icon {
  background: linear-gradient(135deg, rgba(114, 46, 209, 0.12) 0%, rgba(114, 46, 209, 0.02) 100%);
  border-color: rgba(114, 46, 209, 0.15);
}

.bv2-outline-feature__body {
  position: relative;
  z-index: 1;
  flex: 1;
  min-width: 0;
  padding-right: 28px;
}

.bv2-outline-feature__title {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.35;
  color: var(--bv2-ink);
  letter-spacing: -0.01em;
}

body.page-bid-v2-intro .bid-v2-intro-page #bv2-outline h3.bv2-outline-feature__title {
  font-size: 17px;
  font-weight: 600;
}

.bv2-outline-feature__desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--bv2-muted);
}

@media (max-width: 640px) {
  body.page-bid-v2-intro .bid-v2-intro-page #bv2-outline h2.bv2-outline-head__title {
    font-size: 22px;
  }

  .bv2-outline-mock__body {
    grid-template-columns: 1fr;
  }

  .bv2-outline-mock__tree {
    border-right: none;
    border-bottom: 1px solid var(--bv2-line);
  }

  .bv2-outline-feature__title,
  body.page-bid-v2-intro .bid-v2-intro-page #bv2-outline h3.bv2-outline-feature__title {
    font-size: 16px;
  }
}

/* ── 全局事实：左能力 · 右 mock ── */
.bv2-floor--facts {
  padding-top: clamp(72px, 8vw, 96px);
  padding-bottom: clamp(72px, 8vw, 96px);
}

.bv2-facts-head {
  margin-bottom: clamp(40px, 5vw, 56px);
}

body.page-bid-v2-intro .bid-v2-intro-page #bv2-facts h2.bv2-facts-head__title {
  font-size: clamp(26px, 3.2vw, 32px);
  font-weight: 600;
}

.bv2-facts-showcase {
  display: grid;
  gap: clamp(32px, 4vw, 48px);
  align-items: center;
}

@media (min-width: 992px) {
  .bv2-facts-showcase {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: clamp(40px, 5vw, 64px);
  }
}

/* 左侧能力卡 */
.bv2-facts-features {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.bv2-facts-feature {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  overflow: hidden;
  padding: 20px 22px 20px 20px;
  background: linear-gradient(155deg, #fff 0%, #f9fbfe 55%, #f3f8ff 100%);
  border: 1px solid rgba(255, 255, 255, 0.95);
  border-radius: 12px;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.95),
    0 1px 2px rgba(0, 21, 41, 0.04),
    0 8px 28px rgba(0, 21, 41, 0.07);
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

.bv2-facts-feature::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--bv2-facts-accent, var(--bv2-blue)) 0%, rgba(0, 100, 200, 0.12) 100%);
  opacity: 0.9;
}

.bv2-facts-feature::after {
  content: "";
  position: absolute;
  top: -48px;
  right: -48px;
  width: 128px;
  height: 128px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--bv2-facts-glow, rgba(0, 100, 200, 0.1)) 0%, transparent 68%);
  pointer-events: none;
}

.bv2-facts-feature:hover {
  border-color: rgba(0, 100, 200, 0.18);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 1),
    0 2px 4px rgba(0, 21, 41, 0.04),
    0 16px 40px rgba(0, 100, 200, 0.12);
  transform: translateY(-3px);
}

.bv2-facts-feature--extract {
  --bv2-facts-accent: #0064c8;
  --bv2-facts-glow: rgba(0, 100, 200, 0.14);
}

.bv2-facts-feature--groups {
  --bv2-facts-accent: #08979c;
  --bv2-facts-glow: rgba(8, 151, 156, 0.14);
}

.bv2-facts-feature--consistent {
  --bv2-facts-accent: #389e0d;
  --bv2-facts-glow: rgba(56, 158, 13, 0.14);
}

.bv2-facts-feature--patch {
  --bv2-facts-accent: #722ed1;
  --bv2-facts-glow: rgba(114, 46, 209, 0.14);
}

.bv2-facts-feature__index {
  position: absolute;
  top: 12px;
  right: 14px;
  font-size: 30px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  color: rgba(0, 100, 200, 0.07);
  font-variant-numeric: tabular-nums;
  pointer-events: none;
  user-select: none;
}

.bv2-facts-feature--groups .bv2-facts-feature__index {
  color: rgba(8, 151, 156, 0.09);
}

.bv2-facts-feature--consistent .bv2-facts-feature__index {
  color: rgba(56, 158, 13, 0.09);
}

.bv2-facts-feature--patch .bv2-facts-feature__index {
  color: rgba(114, 46, 209, 0.09);
}

.bv2-facts-feature__icon {
  position: relative;
  z-index: 1;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  color: var(--bv2-facts-accent, var(--bv2-blue));
  background: #fff;
  border: 1px solid rgba(0, 100, 200, 0.1);
  border-radius: 12px;
  box-shadow:
    0 0 0 4px rgba(255, 255, 255, 0.6),
    0 4px 12px rgba(0, 21, 41, 0.06),
    inset 0 1px 0 rgba(255, 255, 255, 0.95);
}

.bv2-facts-feature--extract .bv2-facts-feature__icon {
  background: linear-gradient(145deg, rgba(0, 100, 200, 0.12) 0%, rgba(0, 100, 200, 0.02) 100%);
  border-color: rgba(0, 100, 200, 0.14);
}

.bv2-facts-feature--groups .bv2-facts-feature__icon {
  background: linear-gradient(145deg, rgba(8, 151, 156, 0.14) 0%, rgba(8, 151, 156, 0.02) 100%);
  border-color: rgba(8, 151, 156, 0.16);
}

.bv2-facts-feature--consistent .bv2-facts-feature__icon {
  background: linear-gradient(145deg, rgba(56, 158, 13, 0.14) 0%, rgba(56, 158, 13, 0.02) 100%);
  border-color: rgba(56, 158, 13, 0.16);
}

.bv2-facts-feature--patch .bv2-facts-feature__icon {
  background: linear-gradient(145deg, rgba(114, 46, 209, 0.14) 0%, rgba(114, 46, 209, 0.02) 100%);
  border-color: rgba(114, 46, 209, 0.16);
}

.bv2-facts-feature__body {
  position: relative;
  z-index: 1;
  flex: 1;
  min-width: 0;
  padding-right: 32px;
}

.bv2-facts-feature__title {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--bv2-ink);
}

body.page-bid-v2-intro .bid-v2-intro-page #bv2-facts h3.bv2-facts-feature__title {
  font-size: 17px;
  font-weight: 600;
}

.bv2-facts-feature__desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--bv2-muted);
}

/* 右侧变量组 mock */
.bv2-facts-visual {
  position: relative;
  isolation: isolate;
}

.bv2-facts-visual__glow {
  position: absolute;
  inset: auto 0 8% 4%;
  z-index: 0;
  height: 70%;
  border-radius: 50%;
  background: radial-gradient(ellipse at center, rgba(56, 158, 13, 0.1) 0%, rgba(0, 100, 200, 0.06) 45%, transparent 72%);
  filter: blur(3px);
  pointer-events: none;
}

.bv2-facts-mock {
  position: relative;
  z-index: 1;
  overflow: hidden;
  background: #fff;
  border: 1px solid rgba(0, 100, 200, 0.1);
  border-radius: 12px;
  box-shadow:
    0 2px 4px rgba(0, 21, 41, 0.04),
    0 20px 56px rgba(0, 21, 41, 0.1);
}

.bv2-facts-mock__dots {
  display: flex;
  gap: 6px;
  padding: 14px 18px 0;
}

.bv2-facts-mock__dots span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #e8e8e8;
}

.bv2-facts-mock__dots span:first-child {
  background: #ff5f57;
}

.bv2-facts-mock__dots span:nth-child(2) {
  background: #febc2e;
}

.bv2-facts-mock__dots span:nth-child(3) {
  background: #28c840;
}

.bv2-facts-mock__toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 20px 16px;
  border-bottom: 1px solid var(--bv2-line);
}

.bv2-facts-mock__toolbar-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--bv2-ink);
}

.bv2-facts-mock__status {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 0 10px;
  font-size: 12px;
  font-weight: 500;
  color: #389e0d;
  background: rgba(82, 196, 26, 0.1);
  border: 1px solid rgba(82, 196, 26, 0.22);
  border-radius: 4px;
}

.bv2-facts-mock__body {
  display: grid;
  gap: 10px;
  padding: 14px 16px 18px;
  background: linear-gradient(180deg, #f8fafc 0%, #f3f6fa 100%);
}

.bv2-facts-mock__group {
  padding: 12px 14px;
  background: #fff;
  border: 1px solid rgba(0, 100, 200, 0.08);
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 21, 41, 0.03);
}

.bv2-facts-mock__group-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.bv2-facts-mock__group-index {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  font-size: 11px;
  font-weight: 700;
  color: var(--bv2-blue);
  background: rgba(0, 100, 200, 0.08);
  border-radius: 6px;
  font-variant-numeric: tabular-nums;
}

.bv2-facts-mock__group-title {
  flex: 1;
  min-width: 0;
  margin: 0;
  font-size: 13px;
  font-weight: 600;
  line-height: 1.35;
  color: var(--bv2-ink);
}

body.page-bid-v2-intro .bid-v2-intro-page #bv2-facts h4.bv2-facts-mock__group-title {
  font-size: 13px;
  font-weight: 600;
}

.bv2-facts-mock__group-count {
  flex-shrink: 0;
  font-size: 11px;
  color: var(--bv2-hint);
}

.bv2-facts-mock__group-lines {
  margin: 0;
  padding: 0 0 0 38px;
  list-style: none;
}

.bv2-facts-mock__group-lines li {
  position: relative;
  padding: 3px 0 3px 12px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--bv2-muted);
}

.bv2-facts-mock__group-lines li::before {
  content: "";
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: rgba(0, 100, 200, 0.35);
}

@media (max-width: 640px) {
  body.page-bid-v2-intro .bid-v2-intro-page #bv2-facts h2.bv2-facts-head__title {
    font-size: 22px;
  }

  .bv2-facts-feature__title,
  body.page-bid-v2-intro .bid-v2-intro-page #bv2-facts h3.bv2-facts-feature__title {
    font-size: 16px;
  }
}

/* ── 全文生成：Bento 网格 ── */
.bv2-floor--content {
  padding-top: clamp(72px, 8vw, 96px);
  padding-bottom: clamp(72px, 8vw, 96px);
}

.bv2-content-head {
  margin-bottom: clamp(36px, 4.5vw, 48px);
}

body.page-bid-v2-intro .bid-v2-intro-page #bv2-content h2.bv2-content-head__title {
  font-size: clamp(26px, 3.2vw, 32px);
  font-weight: 600;
}

.bv2-content-head__badges li {
  background: rgba(255, 255, 255, 0.92);
}

.bv2-content-head__badge--brand {
  color: var(--bv2-brand);
  background: rgba(255, 106, 0, 0.08) !important;
  border-color: rgba(255, 106, 0, 0.28) !important;
}

.bv2-content-bento {
  display: grid;
  gap: 14px;
}

@media (min-width: 992px) {
  .bv2-content-bento {
    grid-template-columns: minmax(0, 1fr) minmax(260px, 300px);
    grid-template-rows: auto auto auto;
    gap: 16px;
  }

  .bv2-content-bento__mock {
    grid-column: 1;
    grid-row: 1 / 3;
  }

  .bv2-content-bento__cell--generate {
    grid-column: 2;
    grid-row: 1;
  }

  .bv2-content-bento__cell--edit {
    grid-column: 2;
    grid-row: 2;
  }

  .bv2-content-bento__cell--auto {
    grid-column: 1;
    grid-row: 3;
  }

  .bv2-content-bento__cell--assistant {
    grid-column: 2;
    grid-row: 3;
  }
}

/* 大 mock */
.bv2-content-bento__mock {
  position: relative;
  min-height: 360px;
}

.bv2-content-mock {
  height: 100%;
  overflow: hidden;
  background: #fff;
  border: 1px solid rgba(0, 100, 200, 0.12);
  border-radius: 12px;
  box-shadow:
    0 2px 4px rgba(0, 21, 41, 0.04),
    0 20px 56px rgba(0, 100, 200, 0.1);
}

.bv2-content-mock__dots {
  display: flex;
  gap: 6px;
  padding: 14px 18px 0;
}

.bv2-content-mock__dots span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #e8e8e8;
}

.bv2-content-mock__dots span:first-child { background: #ff5f57; }
.bv2-content-mock__dots span:nth-child(2) { background: #febc2e; }
.bv2-content-mock__dots span:nth-child(3) { background: #28c840; }

.bv2-content-mock__toolbar {
  padding: 10px 18px 14px;
  border-bottom: 1px solid var(--bv2-line);
}

.bv2-content-mock__toolbar-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.bv2-content-mock__toolbar-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--bv2-ink);
}

.bv2-content-mock__progress-label {
  font-size: 12px;
  font-weight: 500;
  color: var(--bv2-blue);
  font-variant-numeric: tabular-nums;
}

.bv2-content-mock__progress {
  position: relative;
  height: 4px;
  overflow: hidden;
  background: #eef2f7;
  border-radius: 999px;
}

.bv2-content-mock__progress-fill {
  position: relative;
  display: block;
  width: 28%;
  height: 100%;
  overflow: hidden;
  background: linear-gradient(90deg, var(--bv2-blue) 0%, #36cfc9 100%);
  border-radius: 999px;
}

.bv2-content-mock__progress-fill::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.15) 35%,
    rgba(255, 255, 255, 0.55) 50%,
    rgba(255, 255, 255, 0.15) 65%,
    transparent 100%
  );
  animation: bv2-content-progress-shimmer 1.6s ease-in-out infinite;
}

.bv2-content-mock__progress-fill::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 3px;
  height: 100%;
  background: rgba(255, 255, 255, 0.85);
  border-radius: 999px;
  box-shadow: 0 0 6px rgba(255, 255, 255, 0.6);
  animation: bv2-content-progress-edge 1.6s ease-in-out infinite;
}

@keyframes bv2-content-progress-shimmer {
  0% { transform: translateX(-120%); }
  100% { transform: translateX(220%); }
}

@keyframes bv2-content-progress-edge {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

@media (prefers-reduced-motion: reduce) {
  .bv2-content-mock__progress-fill::before,
  .bv2-content-mock__progress-fill::after {
    animation: none;
  }
}

.bv2-content-mock__body {
  display: grid;
  min-height: 300px;
}

@media (min-width: 640px) {
  .bv2-content-mock__body {
    grid-template-columns: minmax(0, 0.36fr) minmax(0, 0.64fr);
  }
}

.bv2-content-mock__tree {
  padding: 12px 10px;
  background: linear-gradient(180deg, #f7f9fc 0%, #f0f4f9 100%);
  border-right: 1px solid var(--bv2-line);
}

.bv2-content-mock__node {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  margin-bottom: 4px;
  padding: 8px 10px;
  font-size: 11px;
  line-height: 1.4;
  color: var(--bv2-muted);
  border-radius: 6px;
}

.bv2-content-mock__node--active {
  color: var(--bv2-blue);
  font-weight: 500;
  background: rgba(0, 100, 200, 0.08);
  box-shadow: inset 3px 0 0 var(--bv2-blue);
}

.bv2-content-mock__node--done .bv2-content-mock__node-status {
  color: #389e0d;
}

.bv2-content-mock__node--active .bv2-content-mock__node-status {
  color: var(--bv2-blue);
}

.bv2-content-mock__node-title {
  flex: 1;
  min-width: 0;
}

.bv2-content-mock__node-status {
  flex-shrink: 0;
  font-size: 10px;
}

.bv2-content-mock__editor {
  padding: 16px 18px 18px;
  background: #fff;
}

.bv2-content-mock__editor-title {
  margin: 0 0 10px;
  font-size: 14px;
  font-weight: 600;
  color: var(--bv2-ink);
}

body.page-bid-v2-intro .bid-v2-intro-page #bv2-content h4.bv2-content-mock__editor-title {
  font-size: 14px;
  font-weight: 600;
}

.bv2-content-mock__editor-text {
  margin: 0 0 10px;
  font-size: 12px;
  line-height: 1.65;
  color: var(--bv2-muted);
}

.bv2-content-mock__editor-stream {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  font-size: 11px;
  color: var(--bv2-blue);
}

.bv2-content-mock__stream-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--bv2-blue);
  animation: bv2-content-pulse 1.4s ease-in-out infinite;
}

@keyframes bv2-content-pulse {
  0%, 100% { opacity: 0.35; transform: scale(0.92); }
  50% { opacity: 1; transform: scale(1); }
}

.bv2-content-mock__course {
  padding: 12px;
  background: linear-gradient(135deg, #fff7ed 0%, #fff 100%);
  border: 1px solid rgba(255, 106, 0, 0.18);
  border-radius: 8px;
}

.bv2-content-mock__course-head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.bv2-content-mock__course-badge {
  padding: 2px 8px;
  font-size: 10px;
  font-weight: 600;
  color: var(--bv2-brand);
  background: rgba(255, 106, 0, 0.12);
  border-radius: 4px;
}

.bv2-content-mock__course-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--bv2-ink);
}

.bv2-content-mock__course-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 11px;
}

.bv2-content-mock__course-table th,
.bv2-content-mock__course-table td {
  padding: 6px 8px;
  text-align: left;
  border-bottom: 1px solid rgba(0, 100, 200, 0.08);
}

.bv2-content-mock__course-table th {
  font-weight: 500;
  color: var(--bv2-hint);
  background: rgba(255, 255, 255, 0.6);
}

.bv2-content-mock__course-table td {
  color: var(--bv2-text);
}

.bv2-content-mock__course-table tr:last-child td {
  border-bottom: none;
}

/* Bento 能力格 */
.bv2-content-bento__cell {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px 20px 18px;
  background: #fff;
  border: 1px solid rgba(0, 100, 200, 0.1);
  border-radius: 12px;
  box-shadow: 0 4px 16px rgba(0, 21, 41, 0.04);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.bv2-content-bento__cell:hover {
  border-color: rgba(0, 100, 200, 0.22);
  box-shadow: 0 10px 28px rgba(0, 100, 200, 0.1);
  transform: translateY(-2px);
}

.bv2-content-bento__cell--training {
  background: linear-gradient(145deg, #fff9f3 0%, #fff 100%);
  border-color: rgba(255, 106, 0, 0.16);
}

.bv2-content-bento__cell--training:hover {
  border-color: rgba(255, 106, 0, 0.32);
  box-shadow: 0 10px 28px rgba(255, 106, 0, 0.12);
}

.bv2-content-bento__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: var(--bv2-blue);
  background: rgba(0, 100, 200, 0.08);
  border-radius: 10px;
}

.bv2-content-bento__cell--training .bv2-content-bento__icon {
  color: var(--bv2-brand);
  background: rgba(255, 106, 0, 0.1);
}

.bv2-content-bento__title {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.35;
  color: var(--bv2-ink);
}

body.page-bid-v2-intro .bid-v2-intro-page #bv2-content h3.bv2-content-bento__title {
  font-size: 16px;
  font-weight: 600;
}

.bv2-content-bento__desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--bv2-muted);
}

@media (max-width: 991px) {
  .bv2-content-mock__body {
    grid-template-columns: 1fr;
  }

  .bv2-content-mock__tree {
    border-right: none;
    border-bottom: 1px solid var(--bv2-line);
  }
}

@media (max-width: 640px) {
  body.page-bid-v2-intro .bid-v2-intro-page #bv2-content h2.bv2-content-head__title {
    font-size: 22px;
  }

  .bv2-content-bento__title,
  body.page-bid-v2-intro .bid-v2-intro-page #bv2-content h3.bv2-content-bento__title {
    font-size: 15px;
  }
}

/* ── 文档导出：菜单 mock + 2×2 文件卡片 ── */
.bv2-floor--export {
  padding-top: clamp(72px, 8vw, 96px);
  padding-bottom: clamp(72px, 8vw, 96px);
}

.bv2-export-head {
  margin-bottom: clamp(36px, 4.5vw, 48px);
}

body.page-bid-v2-intro .bid-v2-intro-page #bv2-export h2.bv2-export-head__title {
  font-size: clamp(26px, 3.2vw, 32px);
  font-weight: 600;
}

.bv2-export-showcase {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(32px, 4vw, 40px);
}

/* 导出菜单 mock */
.bv2-export-menu-mock {
  position: relative;
  width: min(100%, 320px);
  text-align: center;
}

.bv2-export-menu-mock__trigger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 40px;
  padding: 0 20px;
  font-size: 14px;
  color: var(--bv2-blue);
  background: #fff;
  border: 1px solid rgba(0, 100, 200, 0.3);
  border-radius: 6px;
  box-shadow: 0 4px 16px rgba(0, 100, 200, 0.08);
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}

.bv2-export-menu-mock__trigger svg {
  transition: transform 0.25s ease;
}

.bv2-export-menu-mock__panel {
  margin-top: 10px;
  padding: 6px;
  text-align: left;
  background: #fff;
  border: 1px solid var(--bv2-line);
  border-radius: 10px;
  box-shadow: 0 12px 36px rgba(0, 21, 41, 0.12);
}

.bv2-export-menu-mock__item {
  padding: 10px 12px;
  font-size: 13px;
  line-height: 1.4;
  color: var(--bv2-text);
  border-radius: 8px;
}

.bv2-export-menu-mock__item.is-active {
  color: var(--bv2-blue);
  font-weight: 500;
  background: rgba(0, 100, 200, 0.06);
}

.bv2-export-menu-mock__item--ppt {
  color: var(--bv2-brand);
}

.bv2-export-menu-mock__divider {
  height: 1px;
  margin: 4px 8px;
  background: var(--bv2-line);
}

/* 2×2 文件卡片 */
.bv2-export-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  width: 100%;
}

@media (min-width: 640px) {
  .bv2-export-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }
}

.bv2-export-card {
  position: relative;
  isolation: isolate;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-height: 148px;
  padding: 24px 24px 22px;
  background: linear-gradient(155deg, #fff 0%, #fafcff 55%, #f3f8ff 100%);
  border: 1px solid transparent;
  border-radius: 16px;
  box-shadow:
    0 1px 2px rgba(0, 21, 41, 0.04),
    0 8px 28px rgba(0, 21, 41, 0.06);
  transition: transform 0.3s cubic-bezier(0.34, 1.4, 0.64, 1), box-shadow 0.3s ease;
}

.bv2-export-card::before {
  content: "";
  position: absolute;
  inset: 0;
  padding: 1px;
  border-radius: 16px;
  background: linear-gradient(140deg, var(--bv2-export-accent, var(--bv2-blue)) 0%, rgba(255, 255, 255, 0) 42%, var(--bv2-export-accent-soft, rgba(0, 100, 200, 0.2)) 100%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.bv2-export-card__watermark {
  position: absolute;
  right: -4px;
  bottom: -16px;
  z-index: 0;
  font-size: clamp(56px, 8vw, 72px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--bv2-export-accent, var(--bv2-blue));
  opacity: 0.06;
  pointer-events: none;
  user-select: none;
}

.bv2-export-card__shine {
  position: absolute;
  top: 0;
  left: -100%;
  z-index: 2;
  width: 60%;
  height: 100%;
  background: linear-gradient(105deg, transparent 0%, rgba(255, 255, 255, 0.45) 48%, transparent 100%);
  pointer-events: none;
  transition: transform 0.65s ease;
}

.bv2-export-card:hover {
  transform: translateY(-6px);
  box-shadow:
    0 2px 4px rgba(0, 21, 41, 0.04),
    0 24px 56px var(--bv2-export-shadow, rgba(0, 100, 200, 0.14));
}

.bv2-export-card:hover .bv2-export-card__shine {
  transform: translateX(280%);
}

.bv2-export-card:hover .bv2-export-card__icon {
  transform: scale(1.06);
  box-shadow:
    0 0 0 6px var(--bv2-export-ring, rgba(0, 100, 200, 0.1)),
    0 12px 28px var(--bv2-export-shadow, rgba(0, 100, 200, 0.2));
}

.bv2-export-card--word {
  --bv2-export-accent: #0064c8;
  --bv2-export-accent-soft: rgba(0, 100, 200, 0.35);
  --bv2-export-bg: linear-gradient(145deg, rgba(0, 100, 200, 0.14) 0%, rgba(0, 100, 200, 0.02) 100%);
  --bv2-export-ring: rgba(0, 100, 200, 0.12);
  --bv2-export-shadow: rgba(0, 100, 200, 0.18);
}

.bv2-export-card--matrix {
  --bv2-export-accent: #08979c;
  --bv2-export-accent-soft: rgba(8, 151, 156, 0.35);
  --bv2-export-bg: linear-gradient(145deg, rgba(8, 151, 156, 0.16) 0%, rgba(8, 151, 156, 0.02) 100%);
  --bv2-export-ring: rgba(8, 151, 156, 0.14);
  --bv2-export-shadow: rgba(8, 151, 156, 0.18);
}

.bv2-export-card--markdown {
  --bv2-export-accent: #434343;
  --bv2-export-accent-soft: rgba(67, 67, 67, 0.3);
  --bv2-export-bg: linear-gradient(145deg, rgba(67, 67, 67, 0.12) 0%, rgba(67, 67, 67, 0.02) 100%);
  --bv2-export-ring: rgba(67, 67, 67, 0.1);
  --bv2-export-shadow: rgba(67, 67, 67, 0.14);
}

.bv2-export-card--ppt {
  --bv2-export-accent: #ff6a00;
  --bv2-export-accent-soft: rgba(255, 106, 0, 0.4);
  --bv2-export-bg: linear-gradient(145deg, rgba(255, 106, 0, 0.18) 0%, rgba(255, 106, 0, 0.02) 100%);
  --bv2-export-ring: rgba(255, 106, 0, 0.14);
  --bv2-export-shadow: rgba(255, 106, 0, 0.22);
  background: linear-gradient(155deg, #fff 0%, #fffaf5 55%, #fff5eb 100%);
}

.bv2-export-card__top {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.bv2-export-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  color: var(--bv2-export-accent, var(--bv2-blue));
  background: var(--bv2-export-bg, rgba(0, 100, 200, 0.08));
  border-radius: 14px;
  box-shadow:
    0 0 0 4px rgba(255, 255, 255, 0.8),
    0 6px 16px var(--bv2-export-shadow, rgba(0, 100, 200, 0.12));
  transition: transform 0.3s cubic-bezier(0.34, 1.4, 0.64, 1), box-shadow 0.3s ease;
}

.bv2-export-card__format {
  position: relative;
  z-index: 1;
  padding: 4px 10px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--bv2-export-accent, var(--bv2-blue));
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--bv2-export-accent-soft, rgba(0, 100, 200, 0.2));
  border-radius: 6px;
  backdrop-filter: blur(4px);
  font-variant-numeric: tabular-nums;
}

.bv2-export-card__title {
  position: relative;
  z-index: 1;
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.35;
  color: var(--bv2-ink);
}

body.page-bid-v2-intro .bid-v2-intro-page #bv2-export h3.bv2-export-card__title {
  font-size: 17px;
  font-weight: 600;
}

.bv2-export-card__desc {
  position: relative;
  z-index: 1;
  margin: 0;
  flex: 1;
  font-size: 13px;
  line-height: 1.6;
  color: var(--bv2-muted);
}

@media (prefers-reduced-motion: reduce) {
  .bv2-export-card,
  .bv2-export-card__icon,
  .bv2-export-card__shine {
    transition: none;
  }

  .bv2-export-card:hover .bv2-export-card__shine {
    transform: none;
  }
}

@media (max-width: 640px) {
  body.page-bid-v2-intro .bid-v2-intro-page #bv2-export h2.bv2-export-head__title {
    font-size: 22px;
  }

  .bv2-export-card__title,
  body.page-bid-v2-intro .bid-v2-intro-page #bv2-export h3.bv2-export-card__title {
    font-size: 16px;
  }
}

/* ── 知识素材库：知识库 + 图库双栏 ── */
.bv2-floor--assets {
  padding-top: clamp(72px, 8vw, 96px);
  padding-bottom: clamp(72px, 8vw, 96px);
}

.bv2-assets-head {
  margin-bottom: clamp(36px, 4.5vw, 48px);
}

body.page-bid-v2-intro .bid-v2-intro-page #bv2-assets h2.bv2-assets-head__title {
  font-size: clamp(26px, 3.2vw, 32px);
  font-weight: 600;
}

.bv2-assets-dual {
  display: grid;
  gap: 20px;
}

@media (min-width: 992px) {
  .bv2-assets-dual {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }
}

.bv2-assets-panel {
  display: flex;
  flex-direction: column;
  padding: clamp(22px, 2.5vw, 28px);
  background: #fff;
  border: 1px solid rgba(0, 100, 200, 0.1);
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0, 21, 41, 0.06);
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

.bv2-assets-panel:hover {
  border-color: rgba(0, 100, 200, 0.2);
  box-shadow: 0 16px 48px rgba(0, 100, 200, 0.1);
  transform: translateY(-3px);
}

.bv2-assets-panel--gallery {
  border-color: rgba(255, 106, 0, 0.12);
}

.bv2-assets-panel--gallery:hover {
  border-color: rgba(255, 106, 0, 0.24);
  box-shadow: 0 16px 48px rgba(255, 106, 0, 0.1);
}

.bv2-assets-panel__head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 18px;
}

.bv2-assets-panel__icon {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  color: var(--bv2-blue);
  background: linear-gradient(145deg, rgba(0, 100, 200, 0.12) 0%, rgba(0, 100, 200, 0.02) 100%);
  border-radius: 12px;
}

.bv2-assets-panel--gallery .bv2-assets-panel__icon {
  color: var(--bv2-brand);
  background: linear-gradient(145deg, rgba(255, 106, 0, 0.14) 0%, rgba(255, 106, 0, 0.02) 100%);
}

.bv2-assets-panel__title {
  margin: 0 0 4px;
  font-size: 20px;
  font-weight: 600;
  line-height: 1.35;
  color: var(--bv2-ink);
}

body.page-bid-v2-intro .bid-v2-intro-page #bv2-assets h3.bv2-assets-panel__title {
  font-size: 20px;
  font-weight: 600;
}

.bv2-assets-panel__lead {
  margin: 0;
  font-size: 13px;
  line-height: 1.5;
  color: var(--bv2-muted);
}

.bv2-assets-panel__points {
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}

.bv2-assets-panel__points li {
  position: relative;
  padding: 6px 0 6px 16px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--bv2-text);
}

.bv2-assets-panel__points li::before {
  content: "";
  position: absolute;
  top: 0.78em;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--bv2-blue);
}

.bv2-assets-panel--gallery .bv2-assets-panel__points li::before {
  background: var(--bv2-brand);
}

.bv2-assets-panel__mock {
  margin-top: auto;
  overflow: hidden;
  border: 1px solid var(--bv2-line);
  border-radius: 10px;
  background: var(--bv2-gray);
}

/* 知识库 mock */
.bv2-assets-panel__mock--kb {
  display: grid;
  min-height: 160px;
}

@media (min-width: 480px) {
  .bv2-assets-panel__mock--kb {
    grid-template-columns: 96px minmax(0, 1fr);
  }
}

.bv2-assets-mock-kb__sidebar {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 10px 8px;
  background: #eef2f7;
  border-right: 1px solid var(--bv2-line);
}

.bv2-assets-mock-kb__sidebar span {
  padding: 7px 8px;
  font-size: 11px;
  line-height: 1.35;
  color: var(--bv2-muted);
  border-radius: 6px;
}

.bv2-assets-mock-kb__sidebar span.is-active {
  color: var(--bv2-blue);
  font-weight: 500;
  background: rgba(0, 100, 200, 0.08);
}

.bv2-assets-mock-kb__list {
  padding: 10px 12px;
  background: #fff;
}

.bv2-assets-mock-kb__item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  margin-bottom: 8px;
  padding: 8px 10px;
  font-size: 11px;
  color: var(--bv2-muted);
  background: #fafbfc;
  border-radius: 6px;
}

.bv2-assets-mock-kb__item.is-active {
  color: var(--bv2-blue);
  background: rgba(0, 100, 200, 0.06);
  box-shadow: inset 2px 0 0 var(--bv2-blue);
}

.bv2-assets-mock-kb__item:last-child {
  margin-bottom: 0;
}

.bv2-assets-mock-kb__name {
  flex: 1;
  min-width: 0;
  line-height: 1.45;
}

.bv2-assets-mock-kb__tag {
  flex-shrink: 0;
  padding: 1px 6px;
  font-size: 10px;
  color: #389e0d;
  background: rgba(82, 196, 26, 0.1);
  border-radius: 3px;
}

.bv2-assets-mock-kb__item:last-child .bv2-assets-mock-kb__tag {
  color: var(--bv2-hint);
  background: rgba(0, 0, 0, 0.05);
}

/* 图库 mock */
.bv2-assets-panel__mock--gallery {
  padding: 12px;
  background: #fff;
}

.bv2-assets-mock-gallery__cats {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}

.bv2-assets-mock-gallery__cats span {
  padding: 4px 10px;
  font-size: 11px;
  color: var(--bv2-muted);
  background: var(--bv2-gray);
  border-radius: 999px;
}

.bv2-assets-mock-gallery__cats span.is-active {
  color: var(--bv2-brand);
  font-weight: 500;
  background: rgba(255, 106, 0, 0.1);
}

.bv2-assets-mock-gallery__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.bv2-assets-mock-gallery__thumb {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 72px;
  padding: 8px;
  font-size: 11px;
  line-height: 1.35;
  text-align: center;
  color: var(--bv2-muted);
  background: linear-gradient(145deg, #f3f6fa 0%, #e8eef5 100%);
  border: 1px dashed rgba(0, 100, 200, 0.15);
  border-radius: 8px;
}

.bv2-assets-mock-gallery__thumb span {
  max-width: 100%;
}

@media (max-width: 640px) {
  body.page-bid-v2-intro .bid-v2-intro-page #bv2-assets h2.bv2-assets-head__title {
    font-size: 22px;
  }

  .bv2-assets-panel__title,
  body.page-bid-v2-intro .bid-v2-intro-page #bv2-assets h3.bv2-assets-panel__title {
    font-size: 18px;
  }

  .bv2-assets-panel__mock--kb {
    grid-template-columns: 1fr;
  }

  .bv2-assets-mock-kb__sidebar {
    flex-direction: row;
    flex-wrap: wrap;
    border-right: none;
    border-bottom: 1px solid var(--bv2-line);
  }
}

/* ── 按钮 ── */
.bv2-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 24px;
  border: 1px solid transparent;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 400;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
}

.bv2-btn--brand {
  background: var(--bv2-brand);
  border-color: var(--bv2-brand);
  color: #fff;
}

.bv2-btn--brand:hover,
.bv2-btn--brand:focus-visible {
  background: var(--bv2-brand-hover);
  border-color: var(--bv2-brand-hover);
  color: #fff;
}

.bv2-btn--line {
  background: #fff;
  border-color: var(--bv2-line);
  color: var(--bv2-text);
}

.bv2-btn--line:hover,
.bv2-btn--line:focus-visible {
  border-color: var(--bv2-blue);
  color: var(--bv2-blue);
}

.bv2-btn--lg {
  min-height: 44px;
  padding: 0 40px;
  font-size: 16px;
}

/* ── 卡片网格（首页 AI 应用 / 产品卡片） ── */
.bv2-card-grid {
  display: grid;
  gap: 16px;
}

.bv2-card-grid--2 {
  grid-template-columns: 1fr;
}

.bv2-card-grid--3 {
  grid-template-columns: 1fr;
}

.bv2-card-grid--4 {
  grid-template-columns: 1fr;
}

.bv2-card-grid--5 {
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .bv2-card-grid--2 {
    grid-template-columns: repeat(2, 1fr);
  }

  .bv2-card-grid--3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 768px) {
  .bv2-card-grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .bv2-card-grid--5 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .bv2-card-grid--4 {
    grid-template-columns: repeat(4, 1fr);
  }

  .bv2-card-grid--5 {
    grid-template-columns: repeat(5, 1fr);
  }
}

.bv2-card {
  padding: 24px;
  background: var(--bv2-surface);
  border: 1px solid var(--bv2-line);
  border-radius: var(--bv2-radius);
  transition: box-shadow 0.25s ease, transform 0.25s ease;
}

.bv2-floor--gray .bv2-card,
.bv2-floor:not(.bv2-floor--hero):not(.bv2-floor--tint):not(.bv2-floor--stats):not(.bv2-floor--cta) .bv2-card-grid .bv2-card {
  /* 白底楼层上的卡片保持白底+阴影，灰底楼层同理 */
}

.bv2-card:hover {
  box-shadow: var(--bv2-shadow-hover);
  transform: translateY(-2px);
}

.bv2-card__title {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--bv2-ink);
}

.bv2-card__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.714;
  color: var(--bv2-muted);
}

.bv2-card--step .bv2-card__title {
  font-size: 15px;
}

.bv2-card--link:hover .bv2-card__title {
  color: var(--bv2-blue);
}

.bv2-card--qa {
  padding: 20px;
}

.bv2-card--qa:hover {
  transform: none;
}

.bv2-card--quote {
  margin: 0;
}

.bv2-card--quote p {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.714;
  color: var(--bv2-text);
}

.bv2-card--quote footer {
  font-size: 12px;
  color: var(--bv2-hint);
}

.bv2-card--quote footer::before {
  content: "— ";
}

/* ── 价值文案带 ── */
.bv2-lead-strip {
  margin: 0 auto;
  max-width: 880px;
  font-size: 18px;
  font-weight: 400;
  line-height: 1.75;
  text-align: center;
  color: var(--bv2-blue);
}

/* ── 流程横幅图 ── */
.bv2-flow-banner,
.bv2-entry-visual {
  margin-bottom: 24px;
}

.bv2-media {
  margin: 0;
  overflow: hidden;
  border-radius: var(--bv2-radius);
  background: var(--bv2-surface);
}

.bv2-media--wide {
  border: 1px solid var(--bv2-line);
}

.bv2-media__img {
  display: block;
  width: 100%;
  height: auto;
}

.bv2-media__placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 160px;
  padding: 24px;
  background: var(--bv2-gray);
  color: var(--bv2-hint);
  font-size: 13px;
}

/* ── 展示区块（图文并列，首页解决方案楼层） ── */
.bv2-showcase {
  display: grid;
  gap: 32px;
  align-items: start;
}

@media (min-width: 992px) {
  .bv2-showcase {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
  }
}

.bv2-showcase__media .bv2-media {
  border: 1px solid var(--bv2-line);
  box-shadow: var(--bv2-shadow);
}

/* ── 对比卡片（替代产品页对比表） ── */
.bv2-compare-cards {
  display: grid;
  gap: 16px;
  margin-bottom: 32px;
}

@media (min-width: 768px) {
  .bv2-compare-cards {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
}

.bv2-compare-card {
  padding: 28px 24px;
  background: var(--bv2-surface);
  border: 1px solid var(--bv2-line);
  border-radius: var(--bv2-radius);
}

.bv2-compare-card--highlight {
  border-color: var(--bv2-blue);
  background: linear-gradient(180deg, #f0f7ff 0%, #fff 100%);
}

.bv2-compare-card__label {
  display: inline-block;
  margin-bottom: 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--bv2-muted);
}

.bv2-compare-card--highlight .bv2-compare-card__label {
  color: var(--bv2-blue);
}

.bv2-compare-card ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.bv2-compare-card li {
  position: relative;
  padding: 8px 0 8px 16px;
  font-size: 14px;
  line-height: 1.5715;
  color: var(--bv2-text);
  border-bottom: 1px solid var(--bv2-line);
}

.bv2-compare-card li:last-child {
  border-bottom: none;
}

.bv2-compare-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 15px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #ccc;
}

.bv2-compare-card--highlight li::before {
  background: var(--bv2-blue);
}

/* ── 导出块 ── */
.bv2-export-block {
  display: grid;
  gap: 24px;
  padding: 32px;
  background: var(--bv2-surface);
  border: 1px solid var(--bv2-line);
  border-radius: var(--bv2-radius);
  align-items: center;
}

@media (min-width: 768px) {
  .bv2-export-block {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
}

.bv2-export-block__text h3 {
  margin: 0 0 10px;
  font-size: 20px;
  font-weight: 600;
  color: var(--bv2-ink);
}

.bv2-export-block__text p {
  margin: 0;
  font-size: 14px;
  line-height: 1.714;
  color: var(--bv2-muted);
}

.bv2-export-block__img .bv2-media {
  border: 1px solid var(--bv2-line);
}

/* ── 数据带（首页 32个地域 / 104个可用区） ── */
.bv2-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin: 0;
  padding: 0;
  list-style: none;
  text-align: center;
}

@media (min-width: 768px) {
  .bv2-stats {
    grid-template-columns: repeat(4, 1fr);
  }
}

.bv2-stats strong {
  display: block;
  margin-bottom: 4px;
  font-size: 32px;
  font-weight: 600;
  line-height: 1.2;
  color: var(--bv2-ink);
}

.bv2-stats span {
  font-size: 14px;
  color: var(--bv2-muted);
}

/* ── FAQ ── */
.bv2-faq-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--bv2-line);
  border-radius: var(--bv2-radius);
  overflow: hidden;
  background: var(--bv2-surface);
}

.bv2-faq {
  border-bottom: 1px solid var(--bv2-line);
}

.bv2-faq:last-child {
  border-bottom: none;
}

.bv2-faq summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 24px;
  font-size: 15px;
  font-weight: 500;
  color: var(--bv2-ink);
  cursor: pointer;
  list-style: none;
  transition: color 0.15s;
}

.bv2-faq summary::-webkit-details-marker {
  display: none;
}

.bv2-faq summary::after {
  flex-shrink: 0;
  content: "+";
  font-size: 20px;
  font-weight: 300;
  color: var(--bv2-blue);
}

.bv2-faq[open] summary {
  color: var(--bv2-blue);
}

.bv2-faq[open] summary::after {
  content: "−";
}

.bv2-faq p {
  margin: 0;
  padding: 0 24px 20px;
  font-size: 14px;
  line-height: 1.714;
  color: var(--bv2-muted);
}

/* ── 底部 CTA（首页「AI 就用阿里云」） ── */
.bv2-cta h2 {
  margin: 0 0 12px;
  font-size: 32px;
  font-weight: 600;
  line-height: 1.35;
  color: #fff;
}

.bv2-cta p {
  margin: 0 auto 28px;
  max-width: 480px;
  font-size: 15px;
  line-height: 1.714;
  color: rgba(255, 255, 255, 0.75);
}

.bv2-cta small {
  display: block;
  margin-top: 20px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.45);
}

/* ── 锚点滚动偏移 ── */
.bv2-floor[id] {
  scroll-margin-top: calc(var(--bv2-header) + 16px);
}

/* ── 滚动动画：标题打字机 ── */
.bv2-typewriter-title.bv2-typewriter-active::after {
  content: "|";
  display: inline;
  margin-left: 2px;
  font-weight: 400;
  color: var(--bv2-blue);
  animation: bv2-cursor-blink 0.75s step-end infinite;
}

@keyframes bv2-cursor-blink {
  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0;
  }
}

/* ── 滚动动画：目录右侧卡片滑入 ── */
.bv2-outline-feature.bv2-animate-ready.bv2-animate-from-right {
  opacity: 0;
  transform: translateX(56px);
  transition:
    opacity 0.55s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.55s cubic-bezier(0.22, 1, 0.36, 1),
    border-color 0.25s ease,
    box-shadow 0.25s ease;
  transition-delay: var(--bv2-delay, 0s);
}

.bv2-outline-feature.bv2-animate-ready.bv2-animate-from-right.bv2-is-visible {
  opacity: 1;
  transform: translateX(0);
}

/* ── 滚动动画：全局事实左侧卡片滑入 ── */
.bv2-facts-feature.bv2-animate-ready.bv2-animate-from-left {
  opacity: 0;
  transform: translateX(-56px);
  transition:
    opacity 0.55s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.55s cubic-bezier(0.22, 1, 0.36, 1),
    border-color 0.25s ease,
    box-shadow 0.25s ease;
  transition-delay: var(--bv2-delay, 0s);
}

.bv2-facts-feature.bv2-animate-ready.bv2-animate-from-left.bv2-is-visible {
  opacity: 1;
  transform: translateX(0);
}

/* ── 滚动动画：导出下拉展开 ── */
.bv2-export-menu-mock.bv2-animate-ready .bv2-export-menu-mock__panel {
  opacity: 0;
  visibility: hidden;
  max-height: 0;
  margin-top: 0;
  padding-top: 0;
  padding-bottom: 0;
  overflow: hidden;
  pointer-events: none;
  transform: translateY(-10px) scale(0.96);
  transform-origin: top center;
  transition:
    opacity 0.32s ease,
    transform 0.38s cubic-bezier(0.34, 1.25, 0.64, 1),
    max-height 0.42s ease,
    margin 0.32s ease,
    padding 0.32s ease,
    visibility 0.32s ease;
}

.bv2-export-menu-mock.bv2-animate-ready.is-open .bv2-export-menu-mock__panel {
  opacity: 1;
  visibility: visible;
  max-height: 320px;
  margin-top: 10px;
  padding: 6px;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}

.bv2-export-menu-mock.bv2-animate-ready.is-pressed .bv2-export-menu-mock__trigger {
  transform: scale(0.98);
  border-color: rgba(0, 100, 200, 0.45);
  box-shadow: inset 0 1px 3px rgba(0, 21, 41, 0.08);
}

.bv2-export-menu-mock.bv2-animate-ready.is-open .bv2-export-menu-mock__trigger svg {
  transform: rotate(180deg);
}

.bv2-export-menu-mock.bv2-animate-ready.is-open .bv2-export-menu-mock__panel > * {
  animation: bv2-export-item-in 0.38s cubic-bezier(0.22, 1, 0.36, 1) backwards;
}

.bv2-export-menu-mock.bv2-animate-ready.is-open .bv2-export-menu-mock__panel > *:nth-child(1) {
  animation-delay: 0.04s;
}

.bv2-export-menu-mock.bv2-animate-ready.is-open .bv2-export-menu-mock__panel > *:nth-child(2) {
  animation-delay: 0.08s;
}

.bv2-export-menu-mock.bv2-animate-ready.is-open .bv2-export-menu-mock__panel > *:nth-child(3) {
  animation-delay: 0.12s;
}

.bv2-export-menu-mock.bv2-animate-ready.is-open .bv2-export-menu-mock__panel > *:nth-child(4) {
  animation-delay: 0.16s;
}

.bv2-export-menu-mock.bv2-animate-ready.is-open .bv2-export-menu-mock__panel > *:nth-child(5) {
  animation-delay: 0.2s;
}

@keyframes bv2-export-item-in {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ── FAQ 标题与其他模块对齐 ── */
body.page-bid-v2-intro .bid-v2-intro-page #bv2-faq h2.bv2-analysis-head__title {
  font-size: clamp(26px, 3.2vw, 32px);
  font-weight: 600;
  line-height: 1.35;
  color: var(--bv2-ink);
}

/* ── 响应式 ── */
@media (max-width: 640px) {
  .bv2-floor {
    --bv2-section: 56px;
  }

  .bv2-floor--hero {
    min-height: 560px;
    padding-top: calc(var(--bv2-header) + 48px);
    padding-bottom: 80px;
  }

  .bv2-hero__btns {
    flex-direction: column;
    width: 100%;
    max-width: 320px;
  }

  .bv2-hero__btns .bv2-btn {
    width: 100%;
  }

  .bv2-floor-head__title {
    font-size: 18px;
  }

  .bv2-cta h2 {
    font-size: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .bv2-card,
  .bv2-btn {
    transition: none;
  }

  .bv2-card:hover {
    transform: none;
  }

  .bv2-hero__shine {
    animation: none;
    background: none;
    color: var(--bv2-ink);
    -webkit-text-fill-color: currentColor;
  }

  .bv2-typewriter-title.bv2-typewriter-active::after {
    animation: none;
    display: none;
  }

  .bv2-outline-feature.bv2-animate-ready,
  .bv2-facts-feature.bv2-animate-ready {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .bv2-export-menu-mock.bv2-animate-ready .bv2-export-menu-mock__panel {
    opacity: 1;
    visibility: visible;
    max-height: none;
    margin-top: 10px;
    padding: 6px;
    transform: none;
    transition: none;
  }

  .bv2-export-menu-mock.bv2-animate-ready.is-open .bv2-export-menu-mock__panel > * {
    animation: none;
  }
}