@charset "UTF-8";
.title-box {
  text-align: center;
}
.title-box .title-info {
  font-size: 2.75rem;
  color: #2f308a;
  font-weight: bold;
}
.title-box .title-info span {
  margin: 0 1rem;
}
.title-box .title-info img {
  width: 6.75rem;
  height: 1.625rem;
}
.title-box .title-info-white {
  font-size: 2.75rem;
  color: #ffffff;
  font-weight: bold;
}
.title-box .title-info-white span {
  margin: 0 1rem;
}
.title-box .title-info-white img {
  width: 6.75rem;
  height: 1.625rem;
}
.title-box .title-sub {
  font-size: 1.25rem;
  color: #999;
}
.title-box .title-sub-white {
  font-size: 1.25rem;
  color: #ffffff;
}

/* ===== 品牌区块排版质感优化（保持原有选择器结构） ===== */
.pb-synopsis {
  position: relative;
  min-height: 78rem; /* 原 1302px -> 更灵活 */
  background-color: #b0dcf5;
  background-image: url("../assets/bg-synopsis.png");
  background-size: 1920px 1302px; /* 大屏精确尺寸；小屏在 MQ 覆盖为 cover */
  background-position: center top;
  background-repeat: no-repeat;
  padding-top: 6.5rem; /* 原 110px */
  padding-bottom: 3.2rem; /* 原 60px */
}
.pb-synopsis .synopsis-banner {
  display: block;
  max-width: 90%;
  margin: 0 auto;
}
.pb-synopsis .synopsis-content {
  text-align: center;
  font-size: 1.125rem; /* 原 22px -> 18px */
  line-height: 1.7;
  color: #3c3a3a;
  margin-top: 1rem;
  letter-spacing: 0.2px;
}
.pb-synopsis .synopsis-info {
  text-align: center;
  font-size: 0.95rem; /* 原 16px */
  line-height: 1.9; /* 原 30px 行高过紧 */
  color: #3e3a39;
  margin-top: 2rem;
  letter-spacing: 0.6px; /* 原 2px 过宽，压缩至 0.6px */
}
.pb-synopsis .synopsis-time {
  text-align: center;
  font-size: 1rem; /* 原 18px -> 16px */
  line-height: 1.8;
  color: #2f308a;
  margin-top: 0.8rem;
  font-variant-numeric: tabular-nums; /* 数字等宽更稳重 */
}
.pb-synopsis .synopsis-downTime {
  position: absolute;
  right: 6.25rem; /* 原 100px */
  top: 26.25rem; /* 原 420px */
  width: 31.875rem; /* 原 510px */
}
.pb-synopsis .synopsis-downTime .downTime-title {
  height: 4.8rem; /* 原 85px */
  background: linear-gradient(120deg, #98d4f2 10%, #0ec4be 50%, #168eff 100%);
  border-radius: 12px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-transition: -webkit-transform 0.25s ease, -webkit-box-shadow 0.25s ease;
  transition: -webkit-transform 0.25s ease, -webkit-box-shadow 0.25s ease;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  transition: transform 0.25s ease, box-shadow 0.25s ease, -webkit-transform 0.25s ease, -webkit-box-shadow 0.25s ease;
  will-change: transform;
}
.pb-synopsis .synopsis-downTime .downTime-title:hover {
  -webkit-transform: translateY(-1px) scale(1.01);
          transform: translateY(-1px) scale(1.01);
  -webkit-box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
          box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
}
.pb-synopsis .synopsis-downTime .downTime-title img {
  display: block;
}
.pb-synopsis .synopsis-downTime .downTime-content {
  height: 8.4rem; /* 原 141px */
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  background: #fff;
  padding: 0 1.25rem; /* 20px */
  border-radius: 12px;
  -webkit-box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
          box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
}
.pb-synopsis .synopsis-downTime .downTime-content .downTime-line {
  width: 4px;
  height: 4.4rem; /* 原 70px */
  background-image: url("../assets/synopsis-time-line.png");
  background-size: 100% 100%;
  background-position: center;
  background-repeat: no-repeat;
  border-radius: 2px;
}
.pb-synopsis .synopsis-downTime .downTime-content .downTime-item {
  -webkit-box-flex: 1;
      -ms-flex: 1;
          flex: 1;
  text-align: center;
}
.pb-synopsis .synopsis-downTime .downTime-content .downTime-item .downTime-item-title {
  font-size: 3rem; /* 原 56px -> 48px 等比压缩 */
  color: #25328a; /* 深一点更沉稳 */
  font-weight: 700;
  letter-spacing: 0.5px;
  font-variant-numeric: tabular-nums;
  -webkit-transition: -webkit-transform 0.2s ease;
  transition: -webkit-transform 0.2s ease;
  transition: transform 0.2s ease;
  transition: transform 0.2s ease, -webkit-transform 0.2s ease;
}
.pb-synopsis .synopsis-downTime .downTime-content .downTime-item .downTime-item-title.countdown-update {
  -webkit-animation: pulse 0.45s ease;
          animation: pulse 0.45s ease;
}
.pb-synopsis .synopsis-downTime .downTime-content .downTime-item .downTime-item-content {
  font-size: 0.9rem; /* 原 16px */
  color: #555;
  margin-top: 2px;
}
.pb-synopsis .title-box {
  margin: 20rem auto 0;
}
.pb-synopsis .synopsis-title {
  display: block;
  max-width: 90%;
  margin: 20rem auto 0; /* 原 320px */
}
.pb-synopsis .synopsis-desc {
  margin-top: 2.2rem; /* 原 40px */
  font-size: 1.125rem; /* 原 22px -> 18px */
  line-height: 2rem; /* 原 52px 过大 */
  letter-spacing: 0.6px; /* 原 2px -> 更克制 */
  color: #3b3b3b;
  padding: 0 3rem; /* 原 50px */
}
.pb-synopsis .synopsis-btn {
  width: 11.5rem; /* 原 184px */
  height: 2.8rem; /* 原 48px */
  border-radius: 999px;
  background: linear-gradient(120deg, #52ccd8 10%, #0ec4be 50%, #168eff 100%);
  font-size: 1.1rem; /* 原 26px -> 17.6px */
  color: #fff;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  letter-spacing: 0.2em; /* 原 4px */
  margin: 2rem auto 0;
  cursor: pointer;
  -webkit-box-shadow: 0 8px 20px rgba(18, 152, 210, 0.18);
          box-shadow: 0 8px 20px rgba(18, 152, 210, 0.18);
  -webkit-transition: -webkit-transform 0.2s ease, -webkit-box-shadow 0.2s ease;
  transition: -webkit-transform 0.2s ease, -webkit-box-shadow 0.2s ease;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  transition: transform 0.2s ease, box-shadow 0.2s ease, -webkit-transform 0.2s ease, -webkit-box-shadow 0.2s ease;
}
.pb-synopsis .synopsis-btn:hover {
  -webkit-transform: translateY(-1px);
          transform: translateY(-1px);
  -webkit-box-shadow: 0 10px 26px rgba(18, 152, 210, 0.22);
          box-shadow: 0 10px 26px rgba(18, 152, 210, 0.22);
}
.pb-synopsis .synopsis-btn:active {
  -webkit-transform: translateY(0);
          transform: translateY(0);
  -webkit-box-shadow: 0 6px 16px rgba(18, 152, 210, 0.18);
          box-shadow: 0 6px 16px rgba(18, 152, 210, 0.18);
}

/* ===== 流程 ===== */
.pb-process {
  min-height: 66rem; /* 原 1060px */
  padding-top: 5.6rem; /* 90px */
  padding-bottom: 3.2rem; /* 60px */
  background: linear-gradient(120deg, #98d4f2 10%, #0ec4be 50%, #168eff 100%);
}
.pb-process .process-title {
  display: block;
  max-width: 90%;
  margin: 0 auto;
}
.pb-process .process-info {
  margin-top: 3.2rem; /* 60px */
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-gap: 1.25rem; /* 20px */
}
.pb-process .process-info .process-item {
  position: relative;
  height: 22rem; /* 原 355px */
  border-radius: 16px;
  overflow: hidden;
  -webkit-box-shadow: 0 10px 24px rgba(0, 0, 0, 0.06);
          box-shadow: 0 10px 24px rgba(0, 0, 0, 0.06);
}
.pb-process .process-info .process-item .process-bg {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
}
.pb-process .process-info .process-item .process-icon {
  position: absolute;
  width: 64%;
  height: 100%;
  right: 0;
  bottom: 0;
  pointer-events: none;
}
.pb-process .process-info .process-item .process-content {
  position: absolute;
  inset: 0;
  padding: 1.8rem 2.2rem;
}
.pb-process .process-info .process-item .process-content .item-title {
  font-size: 2rem; /* 原 50px -> 32px */
  color: #fff;
  font-weight: 700;
  letter-spacing: 0.3px;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.18);
}
.pb-process .process-info .process-item .process-content .item-desc {
  font-size: 1rem; /* 原 22px -> 16px */
  color: #fff;
  margin-top: 0.8rem;
  line-height: 1.7;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  max-width: 100%;
}
.pb-process .process-info .process-item .process-content .item-desc1 {
  font-size: 1rem; /* 原 22px -> 16px */
  color: #fff;
  margin-top: 0.8rem;
  line-height: 1.2;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  max-width: 100%;
}
.pb-process .process-info .process-item .process-content .item-btn {
  margin-top: 0.7rem;
  font-size: 1rem; /* 原 22px -> 16px */
  width: 100%;
  height: 2.6rem; /* 原 48px */
  border: 2px solid rgba(255, 255, 255, 0.9);
  color: #fff;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  border-radius: 10px;
  backdrop-filter: saturate(120%);
  -webkit-transition: background-color 0.2s ease, -webkit-transform 0.2s ease;
  transition: background-color 0.2s ease, -webkit-transform 0.2s ease;
  transition: background-color 0.2s ease, transform 0.2s ease;
  transition: background-color 0.2s ease, transform 0.2s ease, -webkit-transform 0.2s ease;
}
.pb-process .process-info .process-item .process-content .item-btn:hover {
  background-color: rgba(255, 255, 255, 0.28);
  -webkit-transform: translateY(-1px);
          transform: translateY(-1px);
}
.pb-process .process-info .process-item .process-content .item-time, .pb-process .process-info .process-item .process-content .item-other {
  font-size: 1rem; /* 原 22px */
  color: #ffdd71;
  margin-top: 0.5rem;
  display: block;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}
.pb-process .process-info .process-item:nth-child(2) .process-content .item-desc {
  width: 60%;
}

/* ===== 嘉宾 ===== */
.pb-guest {
  background: #fff;
  padding-top: 3.6rem;
  padding-bottom: 5rem;
}
.pb-guest .guest-title {
  display: block;
  max-width: 90%;
  margin: 0 auto;
}
.pb-guest .guest-list {
  margin-top: 2.2rem;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-gap: 2rem;
}
.pb-guest .guest-list .guest-item .guest-content {
  margin-top: 1rem;
}
.pb-guest .guest-list .guest-item .guest-content .guest-name {
  font-size: 1.1rem; /* 原 22px -> 17.6px */
  color: #2f308a;
  font-weight: 600;
  letter-spacing: 0.2px;
}
.pb-guest .guest-list .guest-item .guest-content .guest-desc {
  font-size: 0.95rem; /* 原 18px -> 15.2px */
  line-height: 1.6; /* 原 24px 行高过紧 */
  color: #666;
  margin-top: 0.5rem;
}
.pb-guest .guest-btn {
  width: 11.5rem;
  height: 2.8rem;
  background: linear-gradient(120deg, #52ccd8 10%, #0ec4be 50%, #168eff 100%);
  font-size: 1.1rem;
  color: #fff;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  letter-spacing: 0.2em;
  margin: 2.2rem auto 0;
  cursor: pointer;
  border-radius: 999px;
  -webkit-box-shadow: 0 8px 20px rgba(18, 152, 210, 0.16);
          box-shadow: 0 8px 20px rgba(18, 152, 210, 0.16);
  -webkit-transition: -webkit-transform 0.2s ease, -webkit-box-shadow 0.2s ease;
  transition: -webkit-transform 0.2s ease, -webkit-box-shadow 0.2s ease;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  transition: transform 0.2s ease, box-shadow 0.2s ease, -webkit-transform 0.2s ease, -webkit-box-shadow 0.2s ease;
}
.pb-guest .guest-btn:hover {
  -webkit-transform: translateY(-1px);
          transform: translateY(-1px);
  -webkit-box-shadow: 0 10px 26px rgba(18, 152, 210, 0.22);
          box-shadow: 0 10px 26px rgba(18, 152, 210, 0.22);
}

/* ===== 日程/期刊 ===== */
.pb-journal {
  background: #d7f5fd;
  padding-top: 4.2rem;
  padding-bottom: 4.2rem;
}
.pb-journal .journal-title {
  display: block;
  max-width: 90%;
  margin: 0 auto;
}
.pb-journal .journal-info {
  margin-top: 1.6rem;
  font-size: 1.05rem; /* 原 22px -> 16.8px */
  line-height: 1.9; /* 原 52px -> 约 30px */
  color: #666;
  letter-spacing: 0.2px;
}

/* ===== 动态 ===== */
.pb-dynamics {
  background: #fff;
  padding-top: 4.2rem;
  padding-bottom: 4.2rem;
}
.pb-dynamics .dynamics-title {
  display: block;
  max-width: 90%;
  margin: 0 auto;
}
.pb-dynamics .dynamics-info {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  margin-top: 2.2rem;
}
.pb-dynamics .dynamics-info .dynamics-box {
  width: 32.75rem; /* 原 524px */
}
.pb-dynamics .dynamics-info .dynamics-box .dynamics-img {
  position: relative;
  width: 100%;
}
.pb-dynamics .dynamics-info .dynamics-box .dynamics-img img {
  width: 100%;
  display: block;
}
.pb-dynamics .dynamics-info .dynamics-box .dynamics-img .dynamics-tag {
  position: absolute;
  left: 0;
  top: 0;
  font-size: 1.05rem; /* 原 26px -> 16.8px */
  color: #fff;
  height: 2rem; /* 原 36px */
  line-height: 2rem;
  border-radius: 0 0 10px 0;
  padding: 0 0.6rem;
  background: -webkit-gradient(linear, right top, left top, from(#0ec4be), to(#168eff));
  background: linear-gradient(to left, #0ec4be, #168eff);
  -webkit-box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
          box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
}
.pb-dynamics .dynamics-info .dynamics-box .dynamics-content {
  padding: 1rem 1.6rem;
  background: -webkit-gradient(linear, right top, left top, color-stop(20%, #98d4f2), color-stop(50%, #0ec4be), to(#168eff));
  background: linear-gradient(to left, #98d4f2 20%, #0ec4be 50%, #168eff 100%);
  border-radius: 0 0 12px 12px;
}
.pb-dynamics .dynamics-info .dynamics-box .dynamics-content .dynamics-tip {
  font-size: 1.05rem; /* 原 22px -> 16.8px */
  line-height: 1.9;
  color: #fff;
}
.pb-dynamics .dynamics-info .dynamics-box .dynamics-content .dynamics-tip .tag-new {
  margin-left: 0.8rem;
  display: inline-block;
  min-width: 5.2rem; /* 80px */
  height: 1.8rem; /* 30px */
  border-radius: 999px;
  font-size: 0.95rem; /* 原 20px -> 15.2px */
  line-height: 1.8rem;
  text-align: center;
  color: #fff;
  margin-right: 0.6rem;
  background: -webkit-gradient(linear, left top, right top, color-stop(10%, #e9995d), color-stop(60%, #d75787), to(#9d4c8f));
  background: linear-gradient(to right, #e9995d 10%, #d75787 60%, #9d4c8f 100%);
  -webkit-box-shadow: 0 6px 16px rgba(215, 87, 135, 0.18);
          box-shadow: 0 6px 16px rgba(215, 87, 135, 0.18);
}
.pb-dynamics .dynamics-info .dynamics-box .dynamics-content .dynamics-bottom {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  margin-top: 1rem;
}
.pb-dynamics .dynamics-info .dynamics-box .dynamics-content .dynamics-bottom .dynamics-time {
  font-size: 1.05rem; /* 原 22px */
  line-height: 1.9;
  color: #fff;
  font-variant-numeric: tabular-nums;
}
.pb-dynamics .dynamics-info .dynamics-box .dynamics-content .dynamics-bottom .dynamics-download {
  font-size: 0.95rem; /* 原 18px */
  height: 2rem; /* 原 32px */
  border-radius: 999px; /* 原 18px */
  line-height: 1.7rem;
  border: 2px solid #fff;
  color: #fff;
  padding: 0 0.9rem;
  -webkit-transition: background-color 0.2s ease;
  transition: background-color 0.2s ease;
}
.pb-dynamics .dynamics-info .dynamics-box .dynamics-content .dynamics-bottom .dynamics-download:hover {
  background-color: rgba(255, 255, 255, 0.2);
}
.pb-dynamics .dynamics-info .dynamics-list {
  -webkit-box-flex: 1;
      -ms-flex: 1;
          flex: 1;
  margin-left: 6.25rem; /* 原 100px */
}
.pb-dynamics .dynamics-info .dynamics-list .dynamics-item {
  border-bottom: 2px solid #d0d0d0; /* 原 #999 更柔 */
  padding: 0.6rem 0;
}
.pb-dynamics .dynamics-info .dynamics-list .dynamics-item:first-child {
  margin-top: -1rem;
}
.pb-dynamics .dynamics-info .dynamics-list .dynamics-item:last-child {
  border-bottom: none;
}
.pb-dynamics .dynamics-info .dynamics-list .dynamics-item .dynamics-tip {
  font-size: 1.05rem; /* 原 22px */
  line-height: 1.9;
  color: #2f3033;
  letter-spacing: 0.2px;
}
.pb-dynamics .dynamics-info .dynamics-list .dynamics-item .dynamics-content {
  font-size: 0.98rem; /* 原 20px */
  color: #666;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  -webkit-box-align: baseline;
      -ms-flex-align: baseline;
          align-items: baseline;
  gap: 1rem;
}
.pb-dynamics .dynamics-info .dynamics-list .dynamics-item .dynamics-content .dynamics-tag {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  gap: 0.5rem;
}
.pb-dynamics .dynamics-info .dynamics-list .dynamics-item .dynamics-content .dynamics-tag .tag-item {
  min-width: 5rem; /* 80px */
  height: 1.8rem; /* 30px */
  border-radius: 999px;
  background: -webkit-gradient(linear, left top, right top, color-stop(10%, #168eff), color-stop(60%, #0ec4be), to(#98d4f2));
  background: linear-gradient(to right, #168eff 10%, #0ec4be 60%, #98d4f2 100%);
  font-size: 0.95rem; /* 原 20px -> 15.2px */
  color: #fff;
  line-height: 1.8rem;
  text-align: center;
  padding: 0 0.8rem;
}
.pb-dynamics .dynamics-info .dynamics-list .dynamics-item .dynamics-content .dynamics-tag .tag-item.tag-new {
  background: -webkit-gradient(linear, left top, right top, color-stop(10%, #e9995d), color-stop(60%, #d75787), to(#9d4c8f));
  background: linear-gradient(to right, #e9995d 10%, #d75787 60%, #9d4c8f 100%);
}
.pb-dynamics .dynamics-info .dynamics-list .dynamics-item .dynamics-content .dynamics-time {
  font-size: 1rem; /* 原 22px -> 16px */
  line-height: 1.8;
  color: #666;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

/* ===== 赞助商 ===== */
.pb-sponsor {
  background: #f6f6f6;
}
.pb-sponsor .sponsor-banner {
  height: 14.4rem; /* 原 230px */
  background-color: #b0dcf5;
  background-image: url("../assets/bg-sponsor.png");
  background-size: 1920px 230px;
  background-position: center;
  background-repeat: no-repeat;
}
.pb-sponsor .sponsor-title {
  display: block;
  max-width: 90%;
  margin: 4.2rem auto 0; /* 原 70px */
}
.pb-sponsor .sponsor-info {
  padding-bottom: 3.2rem; /* 60px */
  margin-top: 1.2rem;
}
.pb-sponsor .sponsor-info .sponsor-box {
  padding-top: 1.2rem;
}
.pb-sponsor .sponsor-info .sponsor-box .sponsor-tip {
  font-size: 1.1rem; /* 原 26px -> 17.6px */
  color: #2f308a;
  margin-bottom: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.2px;
}
.pb-sponsor .sponsor-info .sponsor-box .sponsor-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-gap: 1.25rem; /* 20px */
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}
.pb-sponsor .sponsor-info .sponsor-box:nth-child(2) .sponsor-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-gap: 0.6rem; /* 10px */
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}

/* ======================= 响应式适配 ======================= */
@media (max-width: 1440px) {
  .pb-synopsis .synopsis-downTime {
    right: calc(50% - 14rem); /* 居中视觉 */
    top: 30rem;
    width: 28rem;
  }
}

/* 手机样式 (767px及以下) */
@media (max-width: 767px) {
  .title-box {
    text-align: center;
  }
  .title-box .title-info {
    font-size: 1.6rem;
    color: #2f308a;
    font-weight: bold;
  }
  .title-box .title-info span {
    margin: 0 0.5rem;
  }
  .title-box .title-info img {
    width: 3.375rem;
    height: 0.8125rem;
  }
  .title-box .title-info-white {
    font-size: 1.6rem;
    color: #ffffff;
    font-weight: bold;
  }
  .title-box .title-info-white span {
    margin: 0 0.5rem;
  }
  .title-box .title-info-white img {
    width: 3.375rem;
    height: 0.8125rem;
  }
  .title-box .title-sub {
    font-size: 0.8rem;
    color: #999;
  }
  .title-box .title-sub-white {
    font-size: 0.8rem;
    color: #ffffff;
  }
  .pb-synopsis {
    background-size: cover;
    padding-top: 2.2rem;
    padding-bottom: 2.2rem;
    min-height: auto;
  }
  .pb-synopsis .synopsis-content {
    font-size: 1rem;
    padding: 0 1rem;
  }
  .pb-synopsis .synopsis-info {
    font-size: 0.9rem;
    line-height: 1.8;
    margin-top: 1rem;
    padding: 0 1rem;
  }
  .pb-synopsis .synopsis-time {
    font-size: 0.95rem;
    line-height: 1.7;
    margin-top: 0.6rem;
  }
  .pb-synopsis .synopsis-downTime {
    position: static;
    width: 100%;
    max-width: 25rem;
    margin: 1.8rem auto 0;
  }
  .pb-synopsis .synopsis-downTime .downTime-content .downTime-item .downTime-item-title {
    font-size: 2.2rem;
  }
  .pb-synopsis .synopsis-downTime .downTime-content .downTime-item .downTime-item-content {
    font-size: 0.88rem;
  }
  .pb-synopsis .synopsis-title {
    margin-top: 2.2rem;
  }
  .pb-synopsis .synopsis-desc {
    font-size: 0.98rem;
    line-height: 1.9;
    padding: 0 1rem;
    margin-top: 1.2rem;
  }
  .pb-synopsis .synopsis-btn {
    font-size: 1rem;
    width: 10.4rem;
    height: 2.6rem;
    margin-top: 1.2rem;
  }
  .pb-process {
    background-size: cover;
    padding-top: 3.6rem;
    min-height: auto;
  }
  .pb-process .process-info {
    grid-template-columns: 1fr;
    grid-gap: 1rem;
    margin-top: 2.2rem;
  }
  .pb-process .process-info .process-item {
    height: 18.8rem;
  }
  .pb-process .process-info .process-item .process-content {
    padding: 1.4rem 1.8rem;
  }
  .pb-process .process-info .process-item .process-content .item-title {
    font-size: 1.5rem;
  }
  .pb-process .process-info .process-item .process-content .item-desc {
    font-size: 0.95rem;
    margin-top: 0.6rem;
  }
  .pb-process .process-info .process-item .process-content .item-btn {
    font-size: 0.95rem;
    height: 2.2rem;
    margin-top: 0.8rem;
  }
  .pb-process .process-info .process-item .process-content .item-time, .pb-process .process-info .process-item .process-content .item-other {
    font-size: 0.92rem;
    margin-top: 0.5rem;
  }
  .pb-guest {
    padding-top: 2.2rem;
    padding-bottom: 3.6rem;
  }
  .pb-guest .guest-list {
    grid-template-columns: repeat(2, 1fr);
    grid-gap: 1.2rem;
    margin-top: 1.8rem;
  }
  .pb-guest .guest-content .guest-name {
    font-size: 1rem;
  }
  .pb-guest .guest-content .guest-desc {
    font-size: 0.88rem;
    line-height: 1.6;
  }
  .pb-guest .guest-btn {
    font-size: 1rem;
    width: 10.4rem;
    height: 2.6rem;
    margin-top: 1.2rem;
  }
  .pb-journal {
    padding-top: 3.2rem;
    padding-bottom: 3.2rem;
  }
  .pb-journal .journal-info {
    font-size: 0.98rem;
    line-height: 1.9;
    margin-top: 1.2rem;
  }
  .pb-dynamics {
    padding-top: 3.2rem;
    padding-bottom: 3.2rem;
  }
  .pb-dynamics .dynamics-info {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    margin-top: 1.8rem;
  }
  .pb-dynamics .dynamics-info .dynamics-box {
    width: 100%;
    margin-bottom: 1.8rem;
  }
  .pb-dynamics .dynamics-info .dynamics-box .dynamics-content .dynamics-tip {
    font-size: 1rem;
    line-height: 1.7;
  }
  .pb-dynamics .dynamics-info .dynamics-box .dynamics-content .dynamics-tip .tag-new {
    font-size: 0.9rem;
    min-width: 3.8rem;
    height: 1.6rem;
    line-height: 1.6rem;
    margin-left: 0.5rem;
  }
  .pb-dynamics .dynamics-info .dynamics-box .dynamics-content .dynamics-bottom .dynamics-time {
    font-size: 0.98rem;
  }
  .pb-dynamics .dynamics-info .dynamics-box .dynamics-content .dynamics-bottom .dynamics-download {
    font-size: 0.92rem;
    height: 1.8rem;
    line-height: 1.6rem;
  }
  .pb-dynamics .dynamics-info .dynamics-list {
    margin-left: 0;
  }
  .pb-dynamics .dynamics-info .dynamics-list .dynamics-item .dynamics-tip {
    font-size: 1rem;
    line-height: 1.8;
  }
  .pb-dynamics .dynamics-info .dynamics-list .dynamics-item .dynamics-content {
    font-size: 0.95rem;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    -webkit-box-align: start;
        -ms-flex-align: start;
            align-items: flex-start;
    gap: 0.5rem;
  }
  .pb-dynamics .dynamics-info .dynamics-list .dynamics-item .dynamics-content .dynamics-time {
    font-size: 0.95rem;
    margin-top: 0.4rem;
  }
  .pb-dynamics .dynamics-info .dynamics-list .dynamics-item .dynamics-content .dynamics-tag .tag-item {
    font-size: 0.88rem;
    min-width: 3.6rem;
    height: 1.6rem;
    line-height: 1.6rem;
    padding: 0 0.6rem;
  }
  .pb-sponsor .sponsor-banner {
    height: 9.4rem;
    background-size: cover;
  }
  .pb-sponsor .sponsor-title {
    margin-top: 2.2rem;
  }
  .pb-sponsor .sponsor-info {
    padding-bottom: 2.2rem;
  }
  .pb-sponsor .sponsor-info .sponsor-box .sponsor-tip {
    font-size: 1rem;
    text-align: center; /* 小屏标题也居中 */
  }
  .pb-sponsor .sponsor-info .sponsor-box .sponsor-list {
    display: grid;
    grid-template-columns: 1fr; /* 一行一个 */
    grid-gap: 1rem;
    justify-items: center; /* 居中 logo */
  }
  .pb-sponsor .sponsor-info .sponsor-box:nth-child(2) .sponsor-list {
    grid-template-columns: repeat(2, 1fr); /* 第二组可两列 */
    grid-gap: 0.6rem;
    justify-items: center; /* 同样居中 */
  }
  .pb-sponsor .sponsor-info .sponsor-box .sponsor-item {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: center;
        -ms-flex-pack: center;
            justify-content: center;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    width: 100%; /* 保证对齐 */
  }
  .pb-sponsor .sponsor-info .sponsor-box .sponsor-img {
    max-width: 100%;
    height: auto;
    display: block;
  }
}
/* 超小屏幕优化 (480px及以下) */
@media (max-width: 480px) {
  .pb-synopsis .synopsis-content {
    font-size: 0.98rem;
  }
  .pb-synopsis .synopsis-downTime {
    max-width: 20rem;
  }
  .pb-synopsis .synopsis-downTime .downTime-content .downTime-item .downTime-item-title {
    font-size: 1.75rem;
  }
  .pb-process .process-info .process-item .process-content .item-title {
    font-size: 1.45rem;
  }
  /* 原来是 grid-template-columns: 1fr; 改成 2 列 */
  .pb-guest .guest-list {
    grid-template-columns: repeat(2, 1fr);
    grid-gap: 0.8rem; /* 可选：小屏间距稍微缩小 */
  }
  .pb-sponsor .sponsor-info .sponsor-box .sponsor-list {
    grid-template-columns: 1fr;
  }
  .pb-sponsor .sponsor-info .sponsor-box:nth-child(2) .sponsor-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

.sponsor-item {
  text-align: center;
  margin-bottom: 20px;
}
.sponsor-img {
  max-width: 280px;
  display: block;
  margin: 0 auto;
}
.sponsor-name {
  margin-top: 6px;
  font-size: 14px;
  color: #444;
}

/* 专家寄语卡片 */
.process-item--video {
  position: relative;
  overflow: hidden;
  border-radius: 14px;
  box-shadow: 0 10px 28px rgba(0,0,0,.12);
}

/* 封面图铺满 */
.process-item--video .video-cover {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: brightness(0.9); /* 稍微压暗，突出播放按钮 */
}

/* 播放按钮居中 */
.process-item--video .video-play-badge {
  position: absolute;
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  width: 80px; height: 80px;
  border-radius: 50%;
  background: rgba(255,255,255,.85);
  border: none;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(0,0,0,.25);
  transition: transform .2s ease, box-shadow .2s ease;
}
.process-item--video .video-play-badge::after {
  content: "";
  position: absolute; left: 50%; top: 50%;
  transform: translate(-35%, -50%);
  border-left: 22px solid #168eff;
  border-top: 14px solid transparent;
  border-bottom: 14px solid transparent;
}
.process-item--video .video-play-badge:hover {
  transform: translate(-50%, -50%) scale(1.05);
  box-shadow: 0 12px 32px rgba(0,0,0,.35);
}

.pb-modal{position:fixed;inset:0;z-index:9999;display:none;}
.pb-modal.is-open{display:block;}
.pb-modal__backdrop{position:absolute;inset:0;background:rgba(0,0,0,.55);backdrop-filter:blur(2px);}
.pb-modal__dialog{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:min(960px,90vw);aspect-ratio:16/9;background:#000;border-radius:14px;box-shadow:0 18px 48px rgba(0,0,0,.35);overflow:hidden;}
.pb-modal__close{position:absolute;right:8px;top:6px;z-index:2;width:36px;height:36px;border-radius:999px;background:rgba(0,0,0,.45);color:#fff;border:none;cursor:pointer;font-size:22px;line-height:1;display:grid;place-items:center;}
.pb-modal__close:hover{background:rgba(0,0,0,.6);}
.pb-modal__body{position:absolute;inset:0;display:grid;place-items:center;}
.pb-modal__body video,.pb-modal__body iframe{width:100%;height:100%;display:block;background:#000;}

.process-item--video .video-cover { z-index: 1; position: relative; }
.process-item--video .video-play-badge { z-index: 2; position: absolute; }

/* ================== Sponsor：可切换“名称版 / Logo版”的通用样式 ================== */

/* 标题和横幅保持不变，仅微调间距（更克制） */
.pb-sponsor {
  background: #f6f6f6;
}
.pb-sponsor .sponsor-banner {
  height: 13rem;
  background-color: #b0dcf5;
  background-image: url("../assets/bg-sponsor.png");
  background-size: 1920px 230px;
  background-position: center;
  background-repeat: no-repeat;
}
.pb-sponsor .sponsor-info {
  padding-bottom: 3rem;
  margin-top: 1.2rem;
}

/* —— 标签行（层级标题） —— */
.pb-sponsor .sponsor-box {
  padding-top: 1rem;
  margin-top: 0.25rem;
}
.pb-sponsor .sponsor-tip {
  font-size: 1.05rem;
  color: #2f308a;
  font-weight: 700;
  letter-spacing: 0.2px;
  display: flex;
  align-items: center;
  gap: .75rem;
}
.pb-sponsor .sponsor-tip::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, rgba(47,48,138,.18), rgba(47,48,138,0));
  margin-top: 1px;
}

/* ================== “名称版”：Chip 风格 ================== */
.sponsor--nameonly .sponsor-list {
  /* 用流式换行而不是 grid，更符合“名字众多”的阅读节奏 */
  display: flex;
  flex-wrap: wrap;
  gap: .75rem .75rem;          /* 行/列间距 */
  align-items: center;
}

/* 名称版：每个 sponsor-item 渲染为一个 Chip */
.sponsor--nameonly .sponsor-item {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: .6rem .9rem;
  background: #fff;
  border: 1px solid #e8edf5;
  box-shadow: 0 6px 18px rgba(0,0,0,.04);
  transition: box-shadow .18s ease, transform .18s ease, border-color .18s ease;
  will-change: transform, box-shadow;
}
.sponsor--nameonly .sponsor-item:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 24px rgba(0,0,0,.06);
  border-color: #dbe6f7;
}

/* 名称文本 */
.sponsor--nameonly .sponsor-name {
  font-size: .98rem;
  color: #2b2f38;
  white-space: nowrap;
  letter-spacing: .2px;
}

/* 名称版：隐藏任何遗留的 logo img（即使模板里没删也不会显示） */
.sponsor--nameonly .sponsor-img {
  display: none !important;
}

/* ================== “Logo版”：维持原有网格卡片风格 ================== */
.sponsor--logo .sponsor-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  align-items: center;
}
.sponsor--logo .sponsor-item {
  text-align: center;
  margin-bottom: 0;
  background: #fff;
  border-radius: 12px;
  padding: 1rem;
  border: 1px solid #eef1f6;
  box-shadow: 0 8px 22px rgba(0,0,0,.04);
  transition: transform .18s ease, box-shadow .18s ease;
}
.sponsor--logo .sponsor-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(0,0,0,.06);
}
.sponsor--logo .sponsor-img {
  max-width: 220px;
  height: auto;
  display: block;
  margin: 0 auto .4rem;
}
.sponsor--logo .sponsor-name {
  margin-top: .25rem;
  font-size: .95rem;
  color: #555;
}


/* 手机端：赞助商 Logo 版纵向排布，名称在下方并可换行 */
@media (max-width: 767px) {
  .sponsor--logo .sponsor-item {
    display: flex;              /* 覆盖任何遗留 display 值 */
    flex-direction: column;     /* 关键：纵向排列 */
    align-items: center;
    text-align: center;
  }
  .sponsor--logo .sponsor-img {
    display: block;
    max-width: 140px;           /* 你已有设置，这里确保手机端不会过宽 */
    height: auto;
    margin: 0 auto;
  }
  .sponsor--logo .sponsor-name {
    margin-top: .5rem;
    font-size: .92rem;          /* 你已有，保持一致 */
    line-height: 1.4;
    white-space: normal;        /* 允许换行 */
    overflow-wrap: anywhere;    /* 名称过长时在任意点换行，避免溢出 */
    word-break: break-word;     /* 兼容性保护 */
    max-width: 100%;
  }
}

.pb-review {
  margin: 3rem auto;
  max-width: 1200px;
}

.review-carousel {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.review-slide {
  display: none;
}
.review-slide.active {
  display: block;
}
.review-slide img {
  width: 100%;
  height: auto;
  display: block;
}

.review-prev, .review-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0,0,0,0.5);
  color: #fff;
  border: none;
  font-size: 2rem;
  padding: 0.5rem 1rem;
  cursor: pointer;
  border-radius: 50%;
  z-index: 10;
}
.review-prev { left: 10px; }
.review-next { right: 10px; }

.review-dots {
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
}
.review-dots .dot {
  width: 12px;
  height: 12px;
  background: rgba(255,255,255,0.6);
  border-radius: 50%;
  cursor: pointer;
  transition: background 0.3s;
}
.review-dots .dot.active {
  background: #fff;
}