/**
 * contest ページ専用CSS
 * 概要ページは中ページフォーマット（参考素材）に準拠
 */

:root {
  --contest-soft: #e8eef5;
  --contest-soft-deep: #d7e0ec;
  --contest-line: #d5dbe3;
}

/* ---- 概要ページ全体 ---- */
.contest-page {
  display: flex;
  flex-direction: column;
  gap: 6rem;
  margin-bottom: 3rem;
}

.contest-section__title {
  margin: 0 0 1.75rem;
  padding-bottom: 0.65rem;
  border-bottom: 1px solid var(--color-navy);
  font-family: var(--font-ja);
  font-weight: var(--font-ja-weight);
  font-size: clamp(1.25rem, 2.2vw, 1.5rem);
  color: var(--color-navy);
  line-height: 1.45;
}

/* ---- イントロ（左テキスト + 右ポスター） ---- */
.contest-intro {
  display: grid;
  gap: 2rem;
  align-items: start;
}

@media (min-width: 960px) {
  .contest-intro {
    grid-template-columns: minmax(0, 1.1fr) minmax(16rem, 0.9fr);
    gap: 2.5rem;
  }

  .contest-intro__main {
    max-width: 40rem;
  }
}

/* 概要ページのみ：イントロ英文タイトルを Bodoni Moda に */
body.page-contest-index .contest-intro__en {
  margin: 0;
  font-family: "Bodoni Moda", serif;
  font-optical-sizing: none;
  font-variation-settings: "opsz" 12;
  font-size: clamp(2.75rem, 7.5vw, 4rem);
  font-weight: 500;
  letter-spacing: 0.02em;
  line-height: 1.1;
  color: var(--color-navy);
  text-transform: uppercase;
}

.contest-intro__ja {
  margin: 0.5rem 0 0;
  font-family: var(--font-ja);
  font-size: 1rem;
  font-weight: var(--font-ja-weight);
  letter-spacing: 0.1em;
  color: #4b5563;
}

.contest-intro__lead {
  margin: 2.75rem 0 1.75rem;
  font-family: var(--font-ja);
  font-size: 1rem;
  line-height: 2;
  color: #374151;
}

.contest-schedule {
  display: grid;
  gap: 1rem;
}

.contest-schedule__item {
  width: 80%;
  margin-inline: auto;
  padding: 1.5rem 1.25rem 1.65rem;
  background: #eef3f3;
  text-align: center;
}

@media (max-width: 767px) {
  .contest-schedule__item {
    width: 100%;
    margin-inline: 0;
    box-sizing: border-box;
  }
}

.contest-schedule__label {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.85rem;
  margin: 0 0 1rem;
  font-size: 0.875rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  color: #4b5563;
}

.contest-schedule__label::before,
.contest-schedule__label::after {
  content: "";
  flex: 1;
  max-width: 9rem;
  height: 1px;
  background: #fff;
}

.contest-schedule__text {
  margin: 0;
  color: var(--color-navy);
}

.contest-schedule__text--date {
  font-family: var(--font-ja);
  font-size: clamp(1.125rem, 2.2vw, 1.375rem);
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0.05em;
}

.contest-schedule__text--body {
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.85;
  color: #374151;
}

.contest-poster {
  margin: 0;
  background: transparent;
}

.contest-poster img {
  display: block;
  width: 100%;
  height: auto;
}

@media (min-width: 960px) {
  .contest-poster {
    position: sticky;
    top: calc(var(--header-height) + 1rem);
  }
}

/* ---- 募集要項・賞：水色見出しバー ---- */
.contest-guidelines {
  display: grid;
  gap: 2rem;
}

@media (min-width: 768px) {
  .contest-guidelines {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2.5rem 3rem;
  }
}

.contest-guidelines__col {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.contest-block__title,
.contest-page h4.contest-block__title,
.page-prose h4.contest-block__title {
  margin: 0 0 0.85rem;
  padding: 0.55rem 0.9rem;
  border: 0;
  background: var(--contest-soft);
  font-family: var(--font-ja);
  font-size: 0.9375rem;
  font-weight: var(--font-ja-weight);
  color: var(--color-navy);
  line-height: 1.5;
  letter-spacing: 0.04em;
}

.contest-block__lead {
  margin: 0 0 0.65rem;
  padding: 0 0.15rem;
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.55;
  color: var(--color-navy);
}

.contest-block__body {
  margin: 0;
  padding: 0 0.15rem;
  font-size: 1rem;
  line-height: 1.9;
  color: #4b5563;
}

/* ---- 資料ダウンロード ---- */
.contest-downloads__lead {
  margin: -0.5rem 0 1.25rem;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: #4b5563;
}

.contest-downloads {
  display: grid;
  gap: 1rem;
}

@media (min-width: 768px) {
  .contest-downloads {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.15rem;
  }
}

.contest-download-btn {
  display: flex;
  align-items: flex-start;
  gap: 0.9rem;
  min-height: 7.5rem;
  padding: 1.15rem 1.2rem 1.2rem;
  border: 1px solid var(--color-navy);
  background: #fff;
  color: var(--color-navy);
  text-decoration: none;
  transition: background-color 0.2s, color 0.2s, border-color 0.2s;
}

.contest-download-btn:hover {
  background: var(--color-navy);
  color: #fff;
}

.contest-download-btn__icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid currentColor;
  background: transparent;
}

.contest-download-btn__body {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  min-width: 0;
}

.contest-download-btn__type {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  line-height: 1.4;
  opacity: 0.72;
}

.contest-download-btn__title {
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.45;
}

.contest-download-btn__action {
  margin-top: 0.35rem;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

/* ---- 賞および賞金 ---- */
.contest-awards {
  display: grid;
  gap: 1.5rem 2.5rem;
}

@media (min-width: 768px) {
  .contest-awards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.contest-awards__list {
  margin: 0;
  padding: 0 0.25rem;
  list-style: none;
  font-size: 1rem;
  line-height: 1.85;
  color: #4b5563;
}

.contest-awards__list li + li {
  margin-top: 0.2rem;
}

.contest-sponsors {
  margin: 2rem 0 0;
  font-size: 0.8125rem;
  line-height: 1.8;
  color: #6b7280;
}

.contest-list {
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 1rem;
  color: #4b5563;
  line-height: 1.8;
}

.contest-list li + li {
  margin-top: 0.25rem;
}

.contest-list--spaced {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.5rem 2rem;
}

.contest-list--spaced li + li {
  margin-top: 0;
}

@media (min-width: 768px) {
  .contest-list--spaced {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---- FAQ / 過去の受賞作（既存） ---- */
.br-md {
  display: none;
}

@media (min-width: 768px) {
  .br-md {
    display: inline;
  }
}

.contest-faq {
  margin-bottom: 2.5rem;
}

.contest-faq__q {
  margin: 0 0 0.5rem;
  font-weight: 700;
  color: var(--color-navy);
}

.contest-faq__a {
  margin: 0;
  font-size: 1rem;
  color: #6b7280;
  line-height: 1.8;
}

.contest-faq__mark {
  margin-right: 0.5rem;
  color: var(--color-navy);
}

.contest-year-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.contest-year-nav__link {
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--color-navy);
  transition: color 0.2s;
}

.contest-year-nav__link:hover {
  color: var(--color-navy);
}

.contest-year-nav__link.is-active {
  text-decoration: underline;
  text-underline-offset: 0.3em;
}

.contest-year-list {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 768px) {
  .contest-year-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.contest-year-card {
  display: block;
  text-decoration: none;
  color: inherit;
  padding: 1.25rem 1.35rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.contest-year-card__inner {
  display: flex;
  align-items: stretch;
  gap: 1rem;
}

.contest-year-card__body {
  flex: 1;
  min-width: 0;
}

.contest-year-card__media {
  flex-shrink: 0;
  width: 6.5rem;
  align-self: center;
}

.contest-year-card__img {
  display: block;
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  object-position: center;
  background: #f3f5f7;
}

@media (min-width: 768px) {
  .contest-year-card__media {
    width: 7.5rem;
  }
}

.contest-year-card:hover {
  border-color: var(--color-navy);
}

.contest-year-card__year {
  margin: 0 0 0.5rem;
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--color-navy);
}

.contest-year-card__theme {
  margin: 0 0 0.5rem;
  font-size: 0.96rem;
}

.contest-year-card__meta {
  margin: 0 0 0.75rem;
  font-size: 0.75rem;
  color: #9ca3af;
}

.contest-year-card__more {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--color-navy);
}

.contest-archive__title {
  margin-bottom: 0.75rem;
}

.contest-archive__announced {
  margin: 0 0 1.5rem;
  font-size: 0.75rem;
  color: #9ca3af;
}

.page-prose .contest-archive__theme,
.contest-archive__theme {
  margin: 0 0 1rem;
  font-size: 1.4rem;
  line-height: 1.5;
  color: #374151;
}

.contest-archive__theme .label-gold {
  margin-right: 0.25rem;
  font-size: inherit;
  letter-spacing: 0.08em;
  text-transform: none;
}

.contest-archive__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 2rem;
  margin-bottom: 0;
  font-size: 0.875rem;
  color: #6b7280;
}

.contest-archive__meta .label-gold {
  margin-right: 0.25rem;
}

.page-prose h3.contest-section__title.contest-archive__greeting,
.contest-archive h3.contest-archive__greeting {
  margin: 3rem 0 1.75rem;
}

.page-prose h3.contest-section__title.contest-archive__video-label,
.contest-archive h3.contest-archive__video-label {
  margin: 5rem 0 1.25rem;
}

.contest-archive__comment {
  margin: 0 0 1rem;
  font-size: 0.875rem;
}

.contest-archive__signoff {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.9;
  color: #374151;
}

.contest-archive__video {
  display: flex;
  justify-content: center;
  margin-bottom: 0;
}

.contest-archive__iframe {
  width: 50%;
  background: #000;
}

@media (max-width: 767px) {
  .contest-archive__video {
    display: block;
  }

  .contest-archive__iframe {
    width: 100%;
  }
}

.contest-archive__winners-area {
  margin-top: 5rem;
  padding: 0.75rem 0.65rem 1rem;
  background: var(--color-gray);
  border: 1px solid var(--color-border);
}

@media (min-width: 768px) {
  .contest-archive__winners-area {
    padding: 2rem;
  }
}

.page-prose .contest-archive__winners-area h3.contest-section__title.contest-archive__winners-label,
.contest-archive__winners-area h3.contest-archive__winners-label {
  margin: 0 0 1.25rem;
}

.contest-winners {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.contest-winners__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
}

@media (min-width: 768px) {
  .contest-winners__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
  }
}

.contest-winner {
  min-width: 0;
  padding: 0.85rem 0.65rem;
  background: #fff;
}

.contest-winner--grand {
  text-align: center;
  padding: 1rem 0.75rem;
}

@media (min-width: 768px) {
  .contest-winner {
    padding: 1.25rem 1rem;
  }

  .contest-winner--grand {
    padding: 1.5rem;
  }
}

.contest-winner__figure {
  box-sizing: border-box;
  position: relative;
  container-type: size;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 0;
  margin: 0 0 0.875rem;
  padding: 0.5rem;
  background: #fff;
  overflow: hidden;
  aspect-ratio: 4 / 3;
}

.contest-winner__zoom {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: zoom-in;
}

.contest-winner__zoom:focus-visible {
  outline: 2px solid var(--color-navy);
  outline-offset: 2px;
}

.contest-winner__zoom-media {
  position: relative;
  display: inline-block;
  max-width: 100%;
  line-height: 0;
}

.contest-winner__img {
  display: block;
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 100cqh;
  object-fit: contain;
}

.contest-winner__zoom-icon {
  position: absolute;
  right: 0.3rem;
  bottom: 0.3rem;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.6rem;
  height: 1.6rem;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.72);
  color: #fff;
  pointer-events: none;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
}

.contest-winner__zoom:hover .contest-winner__zoom-icon {
  background: rgba(15, 23, 42, 0.9);
}

.contest-winner--grand .contest-winner__figure {
  max-width: min(100%, 40rem);
  margin-right: auto;
  margin-left: auto;
}

.contest-winner--grand .contest-winner__img {
  width: 100%;
  height: auto;
  max-width: 100%;
  max-height: 100cqh;
  object-fit: contain;
  margin: 0 auto;
}

.page-prose .contest-winner__category,
.contest-winner__category {
  margin: 0;
  font-size: 0.875rem;
  font-weight: 700;
  text-align: center;
  color: var(--color-navy, #1e293b);
}

.contest-winner__mark {
  color: #d97706;
}

.page-prose .contest-winner__name,
.contest-winner__name {
  margin: 0 0 1.75rem;
  font-weight: 700;
  text-align: center;
  color: #374151;
}

.contest-winner__detail {
  margin-top: 0.25rem;
  font-size: 0.95rem;
  line-height: 1.5;
  color: #374151;
}

.page-prose .contest-winner__detail-label,
.contest-winner__detail-label {
  margin: 0.75rem 0 0;
  text-align: left;
}

.page-prose .contest-winner__detail-label:first-child,
.contest-winner__detail-label:first-child {
  margin-top: 0;
}

.page-prose .contest-winner__detail-body + .contest-winner__detail-label,
.contest-winner__detail-body + .contest-winner__detail-label {
  margin-top: 1.5rem;
}

.page-prose .contest-winner__detail-body,
.contest-winner__detail-body {
  margin: 0.35rem 0 0;
}

.contest-winner--grand .contest-winner__detail {
  max-width: 36rem;
  margin-right: auto;
  margin-left: auto;
  text-align: left;
}

/* ---- 受賞作拡大ライトボックス ---- */
.contest-lightbox {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal, 100);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}

.contest-lightbox.is-open {
  opacity: 1;
  visibility: visible;
}

.contest-lightbox.hidden {
  display: none;
}

.contest-lightbox__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.78);
}

.contest-lightbox__dialog {
  position: relative;
  z-index: 1;
  box-sizing: border-box;
  display: flex;
  align-items: center;
  justify-content: center;
  width: min(72vw, 52rem);
  height: min(80vh, 40rem);
  max-width: 92vw;
  max-height: 90vh;
  padding: 0.75rem;
  background: #fff;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
  transform: translateY(0.5rem) scale(0.98);
  transition: transform 0.2s ease;
}

.contest-lightbox.is-open .contest-lightbox__dialog {
  transform: none;
}

.contest-lightbox__img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  margin: 0 auto;
  object-fit: contain;
}

.contest-lightbox__close {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  z-index: 2;
  width: 2.5rem;
  height: 2.5rem;
  border: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.92);
  cursor: pointer;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
}

.contest-lightbox__close::before,
.contest-lightbox__close::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 1rem;
  height: 2px;
  background: #111;
}

.contest-lightbox__close::before {
  transform: translate(-50%, -50%) rotate(45deg);
}

.contest-lightbox__close::after {
  transform: translate(-50%, -50%) rotate(-45deg);
}

.contest-lightbox__close:hover {
  background: #fff;
}

@media (max-width: 767px) {
  .contest-lightbox {
    padding: 0.25rem;
  }

  .contest-lightbox__dialog {
    width: min(98vw, 52rem);
    max-width: 98vw;
    height: auto;
    max-height: 94vh;
    padding: 0.25rem;
  }

  .contest-lightbox__img {
    width: auto;
    height: auto;
    max-width: 100%;
    max-height: 92vh;
    object-fit: contain;
  }

  .contest-lightbox__close {
    top: 0.25rem;
    right: 0.25rem;
  }
}