.main-sponser.main-partner {
  padding-top: 0;
}

.main-sponser.main-partner .section-title {
  margin-bottom: 0;
}

.main-sponser.main-partner .main-sponser__contents {
  flex-direction: row;
  justify-content: center;
  gap: 3.2rem;
  flex-wrap: wrap;
}
.main-sponser.main-partner .main-sponser__contents.main-partner__contents .main-sponser__logo {
  width: calc(50% - 1.6rem);
  background: #fff;
  text-align: center;
}
@media screen and (max-width: 768px) {
  .main-sponser.main-partner .main-sponser__contents {
    flex-direction: column;
  }
  .main-sponser.main-partner .main-sponser__contents.main-partner__contents .main-sponser__logo {
    width: calc(50% - 1.6rem);
    background: #fff;
    text-align: center;
    height: 120px;
    padding: 16px 0;
  }
}
.main-sponser.main-partner .main-sponser__contents.main-partner__contents .main-sponser__logo img {
  width: auto;
  height: 100%;
}

/* networking list: keep wrapped lines aligned after the time */
.networking-contents dl dd ul li {
  display: grid;
  grid-template-columns: 5.2em 1fr;
  column-gap: 0.4em;
}

.networking-contents dl dd ul li::before {
  content: none;
}

.networking-contents dl dd ul li .networking-time::before {
  content: "・";
  margin-right: 0.4em;
}

.networking-contents dl dd ul li .networking-time {
  display: inline-flex;
  align-items: flex-start;
  white-space: nowrap;
}

.networking-link {
  color: inherit;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
  transition: opacity 0.2s ease;
}

.networking-link:hover {
  opacity: 0.7;
}

#T2 .rh9 {
  background: #3315a0;
  padding-inline: 0.6em;
}

#T2 .rh9 .time {
  font-family: "Noto Sans JP", sans-serif;
  font-size: 20px;
  font-weight: 800;
  line-height: 1.45;
  letter-spacing: 0.02em;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.65);
}

@media screen and (max-width: 768px) {
  #T2 .rh9 .time {
    font-size: 16px;
    line-height: 1.5;
  }
}

.speaker_catchtext {
  color: #fff;
  text-align: center;
  font-feature-settings: "palt" on;
  text-shadow: 0 0 8px #000;
  font-family: "Noto Sans JP";
  font-size: 28px;
  font-style: normal;
  font-weight: 700;
  line-height: 120%; /* 33.6px */
  letter-spacing: 5.6px;
  position: relative;
  display: inline-block;
  width: 100%;
}

.speaker_catchtext__label {
  position: relative;
  z-index: 1;
}

.speaker_catchtext::before {
  content: "";
  background: url("../img/flash-bg.webp") no-repeat center / 100% auto;
  -webkit-mix-blend-mode: screen;
  mix-blend-mode: screen;
  width: 100%;
  max-width: 160%;
  height: 136px;
  position: absolute;
  top: 54%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 0;
  pointer-events: none;
}

.special-speaker-wrap {
  margin-top: 64px;
  padding: 42px 22px 40px;
  /* background: linear-gradient(90deg, rgba(105, 134, 255, 0.32) 0%, rgba(239, 124, 214, 0.32) 100%);
   */
  background: linear-gradient(81deg, #1c0873 0.59%, #650436 96.12%);
}

.special-speaker-title {
  display: table;
  margin: 0 auto;
  padding: 10px 20px;
  background: linear-gradient(81deg, #bd8e37 0.59%, #fcd877 19.7%, #e8bd80 41.67%, #ffffd1 49.31%, #c1995c 96.12%);
  border: 2px solid #6456c7;
  color: #222;
  text-align: center;
  font-family: "Noto Sans JP";
  font-size: 30px;
  font-style: normal;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: 0.8px;
  text-shadow: none;
}

.special-speaker-lead,
.special-speaker-sublead {
  color: #fff;
  text-align: center;
  font-family: "Noto Sans JP";
  font-style: normal;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0.6px;
}

.special-speaker-lead {
  font-size: 16px;
  margin-top: 24px;
}

.special-speaker-sublead {
  font-size: 24px;
  margin-top: 14px;
  font-weight: 800;
}

.special-speaker-list {
  margin-top: 30px;
}

@media screen and (max-width: 768px) {
  .special-speaker-wrap {
    margin-top: 48px;
    padding: 28px 12px 28px;
  }
  .special-speaker-title {
    padding: 8px 10px;
    font-size: 22px;
    line-height: 1.3;
  }
  .special-speaker-lead {
    font-size: 13px;
    margin-top: 14px;
  }
  .special-speaker-sublead {
    font-size: 18px;
    margin-top: 12px;
  }
  .special-speaker-list {
    margin-top: 20px;
  }
}
.side-event .section-title {
  margin-bottom: 28px;
}
.side-event__lead {
  width: 88%;
  max-width: 920px;
  margin: 0 auto 52px;
  color: #fff;
  font-family: "Noto Sans JP";
  font-size: 16px;
  font-weight: 500;
  line-height: 1.9;
  letter-spacing: 0.04em;
  text-align: left;
}
.side-event .side-event__contents {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.side-event .side-event__contents a {
  display: block;
  margin: 0 auto;
  width: 80%;
}
.side-event {
  padding: 8.4448924731vw 0 10.5228494624vw;
}

@media screen and (min-width: 745px) {
  .side-event {
    padding: 62.83px 0 78.29px;
  }
}

@media screen and (max-width: 768px) {
  .side-event .section-title {
    margin-bottom: 22px;
  }

  .side-event__lead {
    width: 86%;
    margin-bottom: 36px;
    font-size: 14px;
    line-height: 1.8;
  }
}

.sponsor-panelists-logo-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  align-items: center;
  gap: 22px 26px;
  margin-top: 44px;
}

.sponsor-panelists-logo-list__item {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 74px;
  padding: 16px 20px;
  background: #fff;
}

.sponsor-panelists-logo-list__item img {
  display: block;
  width: 100%;
  max-width: 160px;
  height: auto;
}

.main-partner-logo-list {
  grid-template-columns: repeat(2, 1fr);
  justify-items: center;
  margin-left: auto;
  margin-right: auto;
}

.main-partner-logo-list .sponsor-panelists-logo-list__item {
  grid-column: 1 / -1;
  width: 50%;
}

.main-partner-logo-list .sponsor-panelists-logo-list__item img {
  max-width: 240px;
}

#sponser {
  padding-bottom: 72px;
}

.exhibition-partners {
  margin-top: 0;
}

.exhibition-partners-logo-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  align-items: center;
  gap: 20px 22px;
  margin-top: 34px;
}

.exhibition-partners-logo-list__item {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 70px;
  padding: 16px 18px;
  background: #fff;
}

.exhibition-partners-logo-list__item img {
  display: block;
  width: 100%;
  max-width: 142px;
  height: auto;
}

@media screen and (max-width: 768px) {
  #sponser {
    padding-bottom: 56px;
  }

  .exhibition-partners {
    margin-top: 0;
  }

  .exhibition-partners-logo-list {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px 24px;
    margin-top: 28px;
  }

  .exhibition-partners-logo-list__item img {
    max-width: 150px;
  }
}

/* Demo-only LAST YEAR'S collage. Kept off the original .lastyears-img rules. */
.lastyears-demo-collage {
  position: relative;
  height: 132vw;
  max-height: 850px;
  margin: 0 auto;
}

.lastyears-demo-collage__item {
  position: absolute;
  overflow: hidden;
  aspect-ratio: 735 / 501;
}

.lastyears-demo-collage__item img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.lastyears-demo-collage__item--1 {
  top: 3%;
  left: 0;
  z-index: 2;
  width: 54%;
}

.lastyears-demo-collage__item--2 {
  top: 0;
  right: 0;
  z-index: 5;
  width: 40%;
}

.lastyears-demo-collage__item--3 {
  top: 22%;
  right: 2%;
  z-index: 4;
  width: 61%;
}

.lastyears-demo-collage__item--4 {
  top: 37%;
  left: 3%;
  z-index: 6;
  width: 43%;
}

.lastyears-demo-collage__item--5 {
  top: 52%;
  right: 0;
  z-index: 3;
  width: 48%;
}

.lastyears-demo-collage__item--6 {
  top: 62%;
  left: 15%;
  z-index: 7;
  width: 38%;
}

.lastyears-demo-collage__item--7 {
  bottom: 3%;
  left: 0;
  z-index: 4;
  width: 47%;
}

.lastyears-demo-collage__item--8 {
  right: 4%;
  bottom: -5%;
  z-index: 6;
  width: 48%;
}

@media screen and (max-width: 768px) {
  .lastyears-demo-collage {
    height: 148vw;
  }

  .lastyears-demo-collage__item--1 {
    top: 0;
    left: -3%;
    z-index: 3;
    width: 58%;
  }

  .lastyears-demo-collage__item--2 {
    top: 2%;
    right: -1%;
    z-index: 5;
    width: 39%;
  }

  .lastyears-demo-collage__item--3 {
    top: 18%;
    right: 4%;
    z-index: 4;
    width: 57%;
  }

  .lastyears-demo-collage__item--4 {
    top: 32%;
    left: 0;
    z-index: 6;
    width: 44%;
  }

  .lastyears-demo-collage__item--5 {
    top: 44%;
    right: -2%;
    z-index: 5;
    width: 54%;
  }

  .lastyears-demo-collage__item--6 {
    top: 57%;
    left: 3%;
    z-index: 7;
    width: 56%;
  }

  .lastyears-demo-collage__item--7 {
    top: 72%;
    left: -4%;
    z-index: 4;
    width: 55%;
  }

  .lastyears-demo-collage__item--8 {
    right: -4%;
    bottom: -3%;
    z-index: 6;
    width: 64%;
  }
}