/* 商务合作页（依 Figma 哔哩新站设计：web 3808-6930 / mobile 30345-3898） */
main.bc-main {
  /* 覆盖 style.css 的全局 main{padding:36px 5vw}，本页各区块自行控制留白 */
  padding: 0 !important;
  background: #fff;
  overflow-x: hidden;
}

/* 本页 hero 直接顶到页面顶部：去掉导航白底占位（pcNav 自身是 fixed，不受影响） */
body.bc-page .navPlaceholder {
  height: 0 !important;
  background: transparent !important;
}

/* ===== Hero 商务合作资讯 ===== */
.bc-hero {
  position: relative;
  width: 100%;
  aspect-ratio: 1920 / 930;
  background: #141414 url("/static/images/businessCooperation/hero-bg.png")
    center / cover no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
}

.bc-hero-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(8px, 1.56vw, 30px);
  width: 100%;
  padding: 0 16px;
}

.bc-hero-title {
  margin: 0;
  line-height: 0;
}

.bc-hero-title img {
  width: clamp(160px, 34vw, 656px);
  height: auto;
}

.bc-hero-sub {
  margin: 0;
  color: #fff;
  font-weight: 600;
  font-size: clamp(9px, 1.875vw, 36px);
  letter-spacing: clamp(2.7px, 0.57vw, 11px);
  text-align: center;
  white-space: nowrap;
}

.bc-hero-pills {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(11px, 2.33vw, 44px);
}

.bc-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 999px;
  padding: clamp(1px, 0.19vw, 4px) clamp(8px, 1.67vw, 32px);
  color: #fff;
  font-weight: 600;
  font-size: clamp(7.5px, 1.56vw, 30px);
  letter-spacing: 0.5px;
  white-space: nowrap;
  text-decoration: none;
  cursor: pointer;
}

/* ===== 竞争优势（文字区） ===== */
.bc-adv {
  position: relative;
  background: #fff;
  padding: clamp(60px, 10.4vw, 200px) 24px;
  overflow: hidden;
}

/* Figma 导出的 SVG 带 width/height=100%，作为 img 无固有比例，必须显式给 aspect-ratio */
.bc-adv-ribbon {
  position: absolute;
  width: clamp(380px, 51.7vw, 992px);
  aspect-ratio: 992 / 1271;
  height: auto;
  left: clamp(-465px, -24.2vw, -180px);
  top: -240px;
  pointer-events: none;
}

.bc-adv-m {
  position: absolute;
  width: clamp(200px, 27.6vw, 530px);
  aspect-ratio: 530 / 562;
  height: auto;
  right: clamp(-55px, -2.9vw, -20px);
  top: 28%;
  pointer-events: none;
}

.bc-adv-inner {
  position: relative;
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 48px;
}

.bc-adv-head {
  flex-shrink: 0;
}

.bc-adv-en {
  position: relative;
  z-index: 0;
  font-weight: 100;
  color: #000;
  font-size: clamp(24px, 2.08vw, 40px);
  letter-spacing: 3px;
  text-transform: uppercase;
  line-height: 1.2;
  white-space: nowrap;
}

.bc-adv-en-line2 {
  display: block;
  opacity: 0.4;
  margin-left: 1.9em;
}

.bc-adv-scribble {
  position: absolute;
  z-index: -1; /* 光晕垫在标题文字底下（设计稿中 scribble 在文字后面） */
  width: 2.73em;
  aspect-ratio: 1;
  height: auto;
  left: 5.45em;
  top: -0.35em;
  pointer-events: none;
}

.bc-adv-cn {
  margin: 8px 0 0;
  font-size: clamp(14px, 1.25vw, 24px);
  font-weight: 500;
  color: #000;
}

.bc-adv-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 390px));
  gap: clamp(32px, 5.8vw, 111px) clamp(32px, 4.6vw, 89px);
}

.bc-adv-item h3 {
  position: relative;
  margin: 0 0 8px;
  padding-left: 10px;
  font-size: clamp(14px, 1.04vw, 20px);
  font-weight: 400;
  line-height: 1.5;
}

.bc-adv-item h3::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 2px;
  height: 0.8em;
  border-radius: 99px;
  background: currentColor;
}

.bc-adv-item--pink h3 {
  color: #ff4b8d;
}
.bc-adv-item--red h3 {
  color: #ff3c3f;
}
.bc-adv-item--orange h3 {
  color: #ff9500;
}

.bc-adv-item p {
  margin: 0;
  max-width: 352px;
  font-size: clamp(11px, 0.73vw, 14px);
  line-height: 1.86;
  color: rgba(0, 0, 0, 0.67);
}

/* ===== 竞争优势（气泡网络图，整图导出） ===== */
.bc-network {
  background: #fdf9f8;
  font-size: 0;
}

.bc-network img {
  display: block;
  width: 100%;
  height: auto;
}

/* ===== 全球传播力 ===== */
.bc-global {
  background: #fff;
  padding: clamp(40px, 5.2vw, 100px) 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(24px, 2.6vw, 50px);
}

.bc-global-head {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 7px;
}

.bc-sec-title {
  display: flex;
  align-items: center;
  gap: clamp(8px, 1.3vw, 25px);
  margin: 0;
  font-size: clamp(18px, 1.67vw, 32px);
  font-weight: 600;
  color: #000;
  letter-spacing: 2px;
}

.bc-sec-title .bc-wing {
  width: clamp(30px, 2.66vw, 51px);
  aspect-ratio: 51 / 8;
  height: auto;
}

.bc-sec-title .bc-wing--right {
  transform: scaleX(-1);
}

.bc-global-sub {
  margin: 0;
  font-size: clamp(14px, 1.35vw, 26px);
  font-weight: 600;
  color: #000;
  letter-spacing: 2px;
  text-align: center;
}

.bc-global-sub em {
  font-style: normal;
  color: #ff4b8b;
}

.bc-global-desc {
  margin: 0;
  max-width: 792px;
  font-size: clamp(10px, 0.83vw, 16px);
  line-height: 1.75;
  color: rgba(0, 0, 0, 0.55);
  text-align: center;
}

/* ---- 传播力表格 ---- */
.bc-table {
  --bc-c0: 104px;
  --bc-col: 220px;
  --bc-gap-x: 15px;
  --bc-gap-y: 17px;
  --bc-num-h: 92px;
  --bc-prod-h: 293px;
  --bc-font: 16px;
  --bc-num-font: 30px;
  background: #fdf9f8;
  border-radius: 20px;
  padding: 24px;
  display: flex;
  align-items: flex-end;
  gap: var(--bc-gap-x);
}

.bc-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--bc-gap-y);
  width: var(--bc-col);
  flex-shrink: 0;
}

.bc-col--head {
  width: var(--bc-c0);
}

.bc-cell {
  width: 100%;
  background: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-size: var(--bc-font);
  color: #000;
  text-align: center;
}

.bc-cell--label {
  padding: 20px 6px;
  line-height: 1.6;
}

.bc-cell--num {
  height: var(--bc-num-h);
  font-size: var(--bc-num-font);
  font-weight: 700;
  flex-direction: row;
}

.bc-cell--prod {
  height: var(--bc-prod-h);
  justify-content: flex-start;
  padding: 10% 6px 12px;
  gap: 6px;
}

.bc-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #ff4b8b;
  color: #fff;
  border-radius: 999px;
  padding: 0.6em 0;
  width: 48.6%;
  font-size: calc(var(--bc-font) * 0.94);
  line-height: 1;
}

/* 逼哩APP */
.bc-prod-app {
  width: 32.7%;
  aspect-ratio: 1;
  border: 1px solid #ea6488;
  border-radius: 16%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.bc-prod-app img {
  width: 97%;
  height: 97%;
  border-radius: 14%;
}

.bc-prod-name {
  font-size: var(--bc-font);
  color: #000;
  line-height: 1.4;
  margin: 0 0 8%;
}

.bc-prod-name:last-child {
  margin-bottom: 0;
}

/* 官方社群图标 */
.bc-prod-icon {
  width: 27.3%;
  aspect-ratio: 1;
  height: auto;
}

/* 合作站点 logo 长条（雪碧图裁切） */
.bc-strip {
  position: relative;
  width: 89%;
  aspect-ratio: 188 / 66;
  overflow: hidden;
}

.bc-strip img {
  position: absolute;
  left: 0;
  width: 100%;
  height: auto;
}

.bc-strip--cn img {
  top: -0.2%;
}

.bc-strip--world {
  aspect-ratio: 188 / 63;
}

.bc-strip--world img {
  top: -217%;
}

.bc-prod-sites {
  display: flex;
  justify-content: space-between;
  width: 89%;
  font-size: calc(var(--bc-font) * 0.875);
  color: #000;
}

/* 其它站点列表 */
.bc-prod-list {
  list-style: none;
  margin: 0;
  padding: 6% 0 0 10%;
  align-self: flex-start;
  display: flex;
  flex-direction: column;
  gap: 0.9em;
  font-size: calc(var(--bc-font) * 1.25);
  color: #000;
  text-align: left;
}

.bc-prod-list li {
  position: relative;
  padding-left: 1em;
  white-space: nowrap;
}

.bc-prod-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #ff4b8b;
}

/* ===== 中等宽度：表格整体缩放 ===== */
@media screen and (max-width: 1120px) and (min-width: 801px) {
  .bc-table {
    --bc-c0: 72px;
    --bc-col: 152px;
    --bc-gap-x: 10px;
    --bc-gap-y: 12px;
    --bc-num-h: 64px;
    --bc-prod-h: 204px;
    --bc-font: 12px;
    --bc-num-font: 21px;
    padding: 16px;
  }

  .bc-prod-list li::before {
    width: 4px;
    height: 4px;
  }
}

/* ===== 移动端（≤800，对应 375 设计稿） ===== */
@media screen and (max-width: 800px) {
  /* 设计稿：本页移动端导航显示 logo+汉堡，而非共用默认的返回键（!important 压过脚本的内联样式） */
  body.bc-page #mobileNavBack {
    display: none !important;
  }

  body.bc-page #mobileNavLogo {
    display: block !important;
    opacity: 1 !important;
    visibility: visible !important;
  }

  .bc-hero-title img {
    width: 48vw;
  }

  .bc-adv {
    padding: 50px 16px;
  }

  .bc-adv-inner {
    flex-direction: column;
    gap: 28px;
  }

  .bc-adv-ribbon {
    display: none;
  }

  .bc-adv-m {
    width: 134px;
    right: -10px;
    top: 220px;
  }

  .bc-adv-list {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .bc-adv-item p {
    max-width: none;
  }

  .bc-table {
    --bc-c0: 33px;
    --bc-col: 64px;
    --bc-gap-x: 5px;
    --bc-gap-y: 7px;
    --bc-num-h: 36px;
    --bc-prod-h: 112px;
    --bc-font: 7px;
    --bc-num-font: 10px;
    border-radius: 11px;
    padding: 14px 8px;
  }

  .bc-col--wide {
    width: 82px;
  }

  .bc-cell--label {
    padding: 8px 2px;
  }

  .bc-tag {
    width: auto;
    padding: 0.55em 0.9em;
  }

  .bc-prod-list {
    gap: 0.8em;
  }

  .bc-prod-list li::before {
    width: 2.5px;
    height: 2.5px;
  }

  .bc-prod-icon {
    width: 40%;
  }

  .bc-global-desc {
    max-width: 300px;
  }
}