/* ========================================
   Media Provenance Summit Tokyo 2026
======================================== */

.media-provenance {
  background: #fff;
  color: #222;
  font-size: 16px;
  line-height: 2;
  padding-top: 104px;
}

@media (max-width: 600px) {
  .media-provenance {
    font-size: 16px;
    line-height: 1.9;
    padding-top: 72px;
  }
}

.media-provenance *,
.media-provenance *::before,
.media-provenance *::after {
  box-sizing: border-box;
}


/* ========================================
   Common
======================================== */

.media-provenance__inner,
.media-provenance__hero-inner {
  width: min(980px, calc(100% - 48px));
  margin: 0 auto;
}

@media (max-width: 900px) {
  .media-provenance__inner,
  .media-provenance__hero-inner {
    width: calc(100% - 40px);
  }
}

@media (max-width: 600px) {
  .media-provenance__inner,
  .media-provenance__hero-inner {
    width: calc(100% - 32px);
  }
}


.media-provenance__section {
  padding: 64px 0;
  border-top: 1px solid #e5e5e5;
}

@media (max-width: 900px) {
  .media-provenance__section {
    padding: 56px 0;
  }
}

@media (max-width: 600px) {
  .media-provenance__section {
    padding: 48px 0;
  }
}


.media-provenance__section-title {
  margin: 0 0 32px;
  font-size: clamp(1.7rem, 2.4vw, 2.2rem);
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: 0.02em;
}

@media (max-width: 600px) {
  .media-provenance__section-title {
    margin-bottom: 24px;
    font-size: 1.5rem;
  }
}


.media-provenance__text {
  width: 100%;
  color: #333;
}

.media-provenance__text p {
  margin: 0 0 2em;
}

.media-provenance__text p:last-child {
  margin-bottom: 0;
}

@media (max-width: 600px) {
  .media-provenance__text p {
    margin-bottom: 1.8em;
  }
}


.media-provenance__note {
  font-size: 0.9rem;
  color: #666;
}


/* ========================================
   Page Header
======================================== */

.media-provenance__page-header {
  padding: 40px 0 44px;
}

@media (max-width: 900px) {
  .media-provenance__page-header {
    padding: 36px 0 40px;
  }
}

@media (max-width: 600px) {
  .media-provenance__page-header {
    padding: 28px 0 32px;
  }
}


.media-provenance__event-title {
  margin: 0 0 24px;
  font-size: 1.1rem;
  font-weight: 500;
  line-height: 1.5;
}

@media (max-width: 600px) {
  .media-provenance__event-title {
    margin-bottom: 18px;
    font-size: 1rem;
  }
}


.media-provenance__language {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 16px;
  font-size: 1rem;
}

.media-provenance__language a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.media-provenance__language a:hover {
  text-decoration: none;
}

.media-provenance__language span {
  color: #777;
}

@media (max-width: 600px) {
  .media-provenance__language {
    margin-bottom: 14px;
    font-size: 0.95rem;
  }
}


.media-provenance__main-title {
  margin: 0;
  font-size: clamp(2rem, 3.4vw, 3rem);
  font-weight: 600;
  line-height: 1.45;
  letter-spacing: 0.02em;
}

@media (max-width: 600px) {
  .media-provenance__main-title {
    font-size: 1.8rem;
    line-height: 1.5;
  }
}


/* ========================================
   Main Visual
======================================== */

.media-provenance__hero {
  margin: 0;
  background: #fff;
}

.media-provenance__hero-image {
  display: block;
  width: 100%;
  height: auto;
}


/* ========================================
   Sponsors
======================================== */

.media-provenance__sponsors {
  padding: 32px 0 36px;
}

@media (max-width: 600px) {
  .media-provenance__sponsors {
    padding: 20px 0 28px;
  }
}


.media-provenance__sponsor-list {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 20px;
  align-items: stretch;
}

@media (max-width: 900px) {
  .media-provenance__sponsor-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }
}

@media (max-width: 600px) {
  .media-provenance__sponsor-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px 16px;
  }
}


.media-provenance__sponsor-item {
  display: flex;
  align-items: center;
  justify-content: center;
}

.media-provenance__sponsor-item img {
  display: block;
  width: auto;
  height: auto;
  max-width: 70%;
}

/* docomo Business */
.media-provenance__sponsor-item--docomo img {
  max-width: 100%;
}

@media (max-width: 900px) {
    .media-provenance__sponsor-item img {
        max-width: 60%;
    }
}

@media (max-width: 600px) {
  .media-provenance__sponsor-item img {
    max-width: 60%;
  }

  .media-provenance__sponsor-item--docomo img {
    max-width: 92%;
  }
}


/* ========================================
   Introduction
======================================== */

.media-provenance__intro {
  padding: 48px 0 64px;
  border-top: 0;
}

@media (max-width: 900px) {
  .media-provenance__intro {
    padding: 44px 0 56px;
  }
}

@media (max-width: 600px) {
  .media-provenance__intro {
    padding: 36px 0 48px;
  }
}


/* ========================================
   Format
======================================== */

.media-provenance__format {
  margin: 0 0 6px;
  font-size: 1.15rem;
  font-weight: 600;
}


/* ========================================
   List
======================================== */

.media-provenance__list {
  width: 100%;
  margin: 32px 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid #ddd;
}

@media (max-width: 600px) {
  .media-provenance__list {
    margin: 24px 0;
  }
}


.media-provenance__list li {
  display: flex;
  gap: 14px;
  padding: 18px 12px;
  border-bottom: 1px solid #ddd;
}

.media-provenance__list li::before {
  content: "•";
  flex: 0 0 auto;
  line-height: 2;
  font-size: 1.1em;
  color: #555;
}

@media (max-width: 600px) {
  .media-provenance__list li {
    gap: 10px;
    padding: 15px 8px;
  }

  .media-provenance__list li::before {
    line-height: 1.9;
  }
}


/* ========================================
   Target
======================================== */

.media-provenance__target-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  margin-top: 40px;
  align-items: stretch;
}

@media (max-width: 900px) {
  .media-provenance__target-list {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

@media (max-width: 600px) {
  .media-provenance__target-list {
    margin-top: 32px;
  }
}


.media-provenance__target-item {
  height: 100%;
  padding: 24px;
  border: 1px solid #e2e2e2;
  border-radius: 4px;
  background: #fff;
}

@media (max-width: 600px) {
  .media-provenance__target-item {
    padding: 20px;
  }
}


.media-provenance__target-title {
  margin: 0 0 18px;
  font-size: 1.05rem;
  font-weight: 600;
  line-height: 1.6;
}


.media-provenance__target-item ul {
  margin: 0;
  padding-left: 1.2em;
}


.media-provenance__target-item li {
  margin-bottom: 0.8em;
}

.media-provenance__target-item li:last-child {
  margin-bottom: 0;
}

/* ========================================
   Benefits
======================================== */

.media-provenance__benefits {
  padding-bottom: 88px;
}

@media (max-width: 600px) {
  .media-provenance__benefits {
    padding-bottom: 64px;
  }
}

/* ========================================
   Contact
======================================== */

.media-provenance__contact {
  padding: 32px 0 56px;
}

.media-provenance__contact p {
  margin: 0;
  font-size: 1rem;
}

.media-provenance__contact a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.media-provenance__contact a:hover {
  text-decoration: none;
}

@media (max-width: 600px) {
  .media-provenance__contact {
    padding: 28px 0 40px;
  }
}



.pc-only {
  display: inline;
}

@media (max-width: 600px) {
  .pc-only {
    display: none;
  }
}