@charset "UTF-8";

:root {
  --orange: #E87F24;
  --cream: #FEFDDF;
  --blue: #73A5CA;
  --ink: #1D292F;
  --white: #FFFFFF;
  --border: rgba(29, 41, 47, 0.18);
  --shadow: 0 18px 50px rgba(29, 41, 47, 0.12);
  --page: min(100% - 32px, 1120px);
  --radius: 16px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--cream);
  font-family:
    "Hiragino Kaku Gothic ProN",
    "Hiragino Sans",
    "Yu Gothic",
    "YuGothic",
    "Noto Sans JP",
    sans-serif;
  font-weight: 700;
  line-height: 1.8;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

a:focus-visible {
  outline: 4px solid var(--blue);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 999;
  padding: 10px 16px;
  color: var(--white);
  background: var(--ink);
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 100;
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 16px;
  border-bottom: 1px solid rgba(29, 41, 47, 0.08);
  background: rgba(254, 253, 223, 0.84);
  backdrop-filter: blur(16px);
}

.site-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
}

.site-logo__mark {
  display: grid;
  width: 32px;
  height: 32px;
  place-items: center;
  color: var(--cream);
  background: var(--orange);
  border-radius: 25%;
  font-size: 0.9rem;
}

.global-nav {
  display: flex;
  gap: 4px;
}

.global-nav a {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: 25%;
  font-size: 0.78rem;
  transition: 0.25s ease;
}

.global-nav a:hover {
  color: var(--cream);
  background: var(--ink);
  border-color: var(--ink);
}

.hero {
  position: relative;
  display: grid;
  min-height: 100svh;
  place-items: center;
  padding: 120px 0 60px;
  isolation: isolate;
  overflow: hidden;
}

.hero__inner {
  position: relative;
  z-index: 3;
  width: var(--page);
}

.eyebrow,
.section-kicker,
.small-label {
  margin: 0 0 16px;
  color: var(--orange);
  font-size: 0.8rem;
  letter-spacing: 0.16em;
}

.hero__title {
  margin: 0;
  font-size: clamp(3rem, 14vw, 8.8rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.08;
}

.hero__title span {
  display: block;
}

.hero__title-accent {
  color: var(--orange);
}

.hero__lead {
  width: min(100%, 620px);
  margin: 34px 0 0;
  font-size: clamp(1rem, 4vw, 1.45rem);
  line-height: 1.7;
}

.hero__meta {
  display: flex;
  margin-top: 42px;
  justify-content: space-between;
  gap: 16px;
  border-top: 1px solid var(--ink);
  padding-top: 14px;
  font-size: 0.68rem;
  letter-spacing: 0.1em;
}

.hero__word {
  position: absolute;
  right: -0.08em;
  bottom: -0.32em;
  z-index: 0;
  margin: 0;
  color: rgba(115, 165, 202, 0.16);
  font-size: clamp(5rem, 1rem + 20vw, 16rem);
  font-weight: 900;
  letter-spacing: -0.08em;
  line-height: 1;
  pointer-events: none;
}

.hero__glow {
  position: absolute;
  z-index: -1;
  border-radius: 50%;
  filter: blur(70px);
}

.hero__glow--blue {
  top: 10%;
  right: -90px;
  width: 230px;
  height: 230px;
  background: var(--blue);
  opacity: 0.55;
}

.hero__glow--orange {
  bottom: 8%;
  left: -120px;
  width: 260px;
  height: 260px;
  background: var(--orange);
  opacity: 0.18;
}

.scroll-guide {
  display: inline-flex;
  margin-top: 70px;
  align-items: center;
  gap: 14px;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
}

.scroll-guide__line {
  width: 70px;
  height: 1px;
  background: var(--ink);
  transform-origin: left;
  animation: line-pulse 1.8s ease-in-out infinite;
}

@keyframes line-pulse {

  0%,
  100% {
    transform: scaleX(0.25);
  }

  50% {
    transform: scaleX(1);
  }
}

.notice-section {
  position: relative;
  min-height: 100svh;
  padding: 140px 0 110px;
  overflow: clip;
}

.notice-section--orange {
  color: var(--cream);
  background: var(--orange);
}

.notice-section--blue {
  color: var(--cream);
  background: var(--blue);
}

.section-number {
  position: absolute;
  top: 10px;
  right: -0.03em;
  z-index: 0;
  margin: 0;
  color: rgba(115, 165, 202, 0.16);
  font-size: clamp(12rem, 48vw, 38rem);
  font-weight: 900;
  letter-spacing: -0.1em;
  line-height: 0.8;
  pointer-events: none;
}

.section-number--light {
  color: rgba(254, 253, 223, 0.15);
}

.section-shell {
  position: relative;
  z-index: 2;
  width: var(--page);
  margin-inline: auto;
}

.section-heading {
  width: min(100%, 760px);
  margin-bottom: 54px;
}

.section-heading h2 {
  margin: 0;
  font-size: clamp(2rem, 1.273rem + 3.64vw, 4rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.section-heading>p:last-child {
  /* width: min(100%, 680px); */
  margin: 24px 0 0;
  font-size: 1rem;
}

.notice-section--orange .section-kicker,
.notice-section--blue .section-kicker,
.notice-section--orange .small-label,
.notice-section--blue .small-label {
  color: var(--cream);
}

/* クリーム背景のカード内ではラベルをオレンジに戻す（クリーム×クリーム対策） */
.notice-section--orange .feature-card .small-label,
.notice-section--blue .record-card .small-label {
  color: var(--orange);
}

.marker {
  display: inline;
  padding-inline: 0.06em;
  background:
    linear-gradient(transparent 56%,
      var(--blue) 56%,
      var(--blue) 92%,
      transparent 92%);
  background-repeat: no-repeat;
  background-size: 0% 100%;
  animation: marker-reveal linear both;
  animation-timeline: view();
  animation-range: entry 15% cover 42%;
}

.marker--cream {
  color: var(--ink);
  background:
    linear-gradient(transparent 56%,
      var(--cream) 56%,
      var(--cream) 92%,
      transparent 92%);
  background-repeat: no-repeat;
  background-size: 0% 100%;
}

@keyframes marker-reveal {
  to {
    background-size: 100% 100%;
  }
}

@supports not (animation-timeline: view()) {

  .marker,
  .marker--cream {
    background-size: 100% 100%;
  }
}

.time-card {
  padding: 28px;
  color: var(--cream);
  background: var(--ink);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.time-card__label {
  margin: 0 0 8px;
  color: var(--blue);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
}

.time-card__time {
  display: flex;
  margin: 0;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-size: clamp(2.4rem, 12vw, 6rem);
  font-weight: 900;
  letter-spacing: -0.06em;
  line-height: 1;
}

.time-card__time span {
  color: var(--orange);
}

.time-card>p:last-child {
  margin: 20px 0 0;
  font-size: 0.92rem;
  font-weight: 600;
}

.info-grid,
.two-column,
.challenge-grid,
.link-card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 16px;
}

.two-column2 {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.two-column img {
  width: 100%;
  height: auto;
  align-self: start;
  object-fit: contain;
  object-position: left top;
}

.info-card,
.plain-card {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
  padding: 28px;
  background: rgba(255, 255, 255, 0.44);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 16px;
}

.two-column2 .plain-card:first-of-type {
  border-radius: 16px 16px 0 0;
}

.two-column2 .plain-card:last-of-type {
  border-radius: 0 0 16px 16px;
}

.info-card__icon,
.plain-card__number {
  display: grid;
  width: 54px;
  height: 54px;
  margin: 0;
  flex-shrink: 0;
  place-items: center;
  color: var(--cream);
  background: var(--orange);
  border-radius: 25%;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
}

.info-card h3,
.plain-card h3,
.record-card h3,
.works-block h3,
.feature-card h3 {
  margin: 0;
  font-size: clamp(1.35rem, 5vw, 2rem);
  line-height: 1.45;
}

.info-card h3,
.plain-card h3 {
  flex: 1;
  min-width: 0;
  font-size: clamp(1.2rem, 4vw, 1.6rem);
}

.info-card p:last-child,
.plain-card p:last-child {
  flex-basis: 100%;
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
}

.text-link {
  display: inline-flex;
  margin-top: 34px;
  align-items: center;
  gap: 12px;
  border-bottom: 2px solid currentColor;
  padding-bottom: 5px;
  font-size: 0.95rem;
}

.text-link span {
  color: var(--orange);
}

.notice-section--orange .text-link span,
.notice-section--blue .text-link span {
  color: var(--cream);
}

.feature-card {
  display: grid;
  overflow: hidden;
  color: var(--ink);
  background: var(--cream);
  border-radius: calc(var(--radius) + 8px);
  box-shadow: var(--shadow);
}

.feature-card__visual {
  position: relative;
  min-height: 290px;
  background: var(--blue);
  overflow: hidden;
}

.feature-card__visual a {
  position: absolute;
  inset: 0;
  display: block;
}

.feature-card__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: left center;
}

.feature-card__circle {
  position: absolute;
  width: 230px;
  height: 230px;
  background: var(--orange);
  border-radius: 25%;
}

.feature-card__type {
  position: relative;
  z-index: 2;
  color: var(--cream);
  font-size: clamp(3rem, 16vw, 6.5rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 0.9;
  text-align: center;
  transform: rotate(-7deg);
}

.feature-card__body {
  padding: 30px;
}

.feature-card__body>p:not(.small-label) {
  margin: 16px 0 0;
  font-size: 0.95rem;
  font-weight: 600;
}

.check-list {
  display: grid;
  margin: 26px 0 0;
  padding: 0;
  gap: 8px;
  list-style: none;
}

.check-list li {
  position: relative;
  padding: 12px 14px 12px 46px;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.88rem;
}

.check-list li::before {
  position: absolute;
  top: 50%;
  left: 14px;
  display: grid;
  width: 22px;
  height: 22px;
  place-items: center;
  color: var(--cream);
  background: var(--orange);
  border-radius: 25%;
  content: "✓";
  font-size: 0.7rem;
  transform: translateY(-50%);
}

.link-card {
  display: flex;
  justify-content: space-between;
  padding: 24px;
  color: var(--cream);
  background: var(--ink);
  border-radius: var(--radius);
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease;
}

.link-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow);
}

.link-card strong {
  font-size: 1.05rem;
}

.link-card>span:last-child {
  color: var(--orange);
  font-size: 1.6rem;
  line-height: 1;
}

.statement {
  padding-block: 40px;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}

.statement__small {
  margin: 0 0 16px;
  color: var(--orange);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
}

.statement__main {
  margin: 0;
  font-size: clamp(2rem, 0.909rem + 5.45vw, 5rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.statement__main span {
  color: var(--orange);
}

.works-block {
  margin-top: 88px;
}

.works-block__heading {
  display: flex;
  margin-bottom: 24px;
  align-items: end;
  justify-content: space-between;
  gap: 30px;
}

.works-block__heading p:last-child {
  display: none;
  margin: 0;
  font-size: 0.85rem;
  font-weight: 600;
}

.works-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.work-card {
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 12px 30px rgba(29, 41, 47, 0.08);
}

.work-card__image {
  position: relative;
  display: grid;
  min-height: 240px;
  place-items: center;
  overflow: hidden;
}

.work-card__image::before,
.work-card__image::after {
  position: absolute;
  content: "";
}

.work-card__image--one {
  background: var(--orange);
}

.work-card__image--one::before {
  width: 130px;
  height: 170px;
  background: var(--cream);
  border: 14px solid var(--ink);
  transform: rotate(8deg);
}

.work-card__image--one::after {
  width: 60px;
  height: 60px;
  background: var(--blue);
  border-radius: 25%;
}

.work-card__image--two {
  background: var(--blue);
}

.work-card__image--two::before {
  width: 78%;
  height: 68%;
  background: var(--cream);
  border: 10px solid var(--ink);
  border-radius: 8px;
  transform: rotate(-4deg);
}

.work-card__image--two::after {
  top: 24%;
  width: 44%;
  height: 14px;
  background: var(--orange);
  box-shadow:
    0 34px 0 var(--ink),
    0 68px 0 var(--ink);
}

.work-card__image--three {
  background:
    linear-gradient(135deg, var(--cream) 0 50%, var(--orange) 50% 100%);
}

.work-card__image--three::before {
  width: 170px;
  height: 170px;
  border: 18px solid var(--blue);
  border-radius: 25%;
}

.work-card__image--three::after {
  width: 38px;
  height: 180px;
  background: var(--ink);
  transform: rotate(42deg);
}

.work-card__image span {
  position: relative;
  z-index: 3;
  padding: 8px 12px;
  color: var(--cream);
  background: var(--ink);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
}

.work-card__body {
  padding: 22px;
}

.work-card__body p {
  margin: 0 0 6px;
  color: var(--orange);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
}

.work-card__body h4 {
  margin: 0;
  font-size: 1.05rem;
}

.challenge-card {
  display: flex;
  flex-wrap: wrap;
  /* min-height: 250px; */
  align-content: space-between;
  align-items: flex-end;
  justify-content: space-between;
  /* gap: 16px; */
  padding: 28px;
  color: var(--cream);
  background: var(--orange);
  border-radius: 16px 16px 0 0;
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease;
}

.challenge-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow);
}

.challenge-card--cream {
  color: var(--ink);
  background: var(--cream);
}

.challenge-card>p {
  flex-basis: 100%;
  margin: 0;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
}

.challenge-card strong {
  font-size: clamp(1.2rem, 0.727rem + 2.36vw, 2.5rem);

  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.challenge-card>span {
  /* font-size: 4rem; */
  line-height: 1;
}

.record-card {
  margin-top: 18px;
  padding: 30px;
  color: var(--ink);
  background: var(--cream);
  border-radius: 0 0 16px 16px;
}

.record-card__visual img {
  width: 100%;
  height: auto;
  border-radius: var(--radius);
}

.record-list {
  display: grid;
  margin: 36px 0 0;
  padding: 0;
  list-style: none;
}

.record-list li {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 14px;
  padding: 18px 0;
  border-top: 1px solid var(--border);
}

.record-list li:last-child {
  border-bottom: 1px solid var(--border);
}

.record-list span {
  color: var(--orange);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
}

.record-list p {
  margin: 0;
  font-size: 0.92rem;
  font-weight: 600;
}

.record-list strong {
  display: block;
  margin-bottom: 4px;
  font-size: 1rem;
}

.notice-list {
  border-top: 1px solid var(--ink);
}

.notice-item {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 18px;
  padding: 28px 0;
  border-bottom: 1px solid var(--ink);
}

.notice-item__number {
  margin: 0;
  color: var(--orange);
  font-size: 0.85rem;
}

.notice-item h3 {
  margin: 0;
  font-size: clamp(1.2rem, 5vw, 2rem);
  line-height: 1.4;
}

.notice-item p:last-child {
  margin: 8px 0 0;
  font-size: 0.95rem;
  font-weight: 600;
}

.final-message {
  margin-top: 100px;
  padding: 34px;
  color: var(--cream);
  background: var(--orange);
  border-radius: calc(var(--radius) + 12px);
  box-shadow: var(--shadow);
}

.final-message .small-label {
  color: var(--cream);
}

.final-message h2 {
  margin: 0;
  font-size: clamp(3rem, 13vw, 6rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.final-message>p:not(.small-label) {
  margin: 28px 0 0;
  font-size: 0.95rem;
  font-weight: 600;
}

.final-message a {
  display: inline-flex;
  margin-top: 44px;
  border-bottom: 2px solid currentColor;
  padding-bottom: 4px;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
}

.site-footer {
  display: flex;
  width: var(--page);
  margin-inline: auto;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 0;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
}

.site-footer p {
  margin: 0;
}

@media (min-width: 720px) {
  :root {
    --page: min(100% - 72px, 1120px);
  }

  .site-header {
    padding-inline: 36px;
  }

  .global-nav {
    gap: 8px;
  }

  .global-nav a {
    width: 40px;
    height: 40px;
  }

  .hero__meta {
    width: min(100%, 760px);
  }

  .info-grid,
  .two-column,
  .challenge-grid,
  .link-card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .two-column2 .works-block {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 0;
    margin-top: 24px;
  }

  .two-column2 .works-grid {
    flex: 1;
    min-height: 0;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    grid-template-rows: minmax(0, 1fr);
  }

  .two-column2 .work-card {
    display: grid;
    min-height: 0;
  }

  .two-column2 .work-card__image {
    min-height: 0;
    height: 100%;
  }

  .feature-card {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  }

  .feature-card__visual {
    min-height: 520px;
  }

  .feature-card__body {
    align-self: center;
    padding: 54px;
  }

  .time-card {
    padding: 42px;
  }

  .works-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .works-block__heading p:last-child {
    display: block;
  }

  .record-card {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 60px;
    align-items: center;
    padding: 54px;
  }

  .notice-item {
    grid-template-columns: 80px 1fr;
    padding: 38px 0;
  }

  .final-message {
    padding: 64px;
  }
}

@media (min-width: 1024px) {
  .notice-section {
    padding-block: 180px 150px;
  }

  .section-heading {
    margin-bottom: 78px;
  }

  .time-card__time {
    font-size: 7rem;
  }

  .work-card {
    transition:
      transform 0.25s ease,
      box-shadow 0.25s ease;
  }

  .work-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
  }

  .marker,
  .marker--cream {
    background-size: 100% 100%;
  }
}

/* ==============================
   check-list ポップアップ版
   ============================== */

/* ボタンを含む li は素のコンテナにする */
.check-list--acc>li:not(.check-list__static) {
  padding: 0;
  border: 0;
  border-radius: 0;
}

.check-list--acc>li:not(.check-list__static)::before {
  content: none;
}

/* モーダルを開くボタン（旧 summary と同デザイン） */
.acc-open {
  position: relative;
  display: block;
  width: 100%;
  padding: 14px 48px 14px 46px;
  color: inherit;
  background: rgba(255, 255, 255, 0.45);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  font-family: inherit;
  font-size: 0.92rem;
  font-weight: 700;
  line-height: 1.8;
  text-align: left;
  transition: background-color 0.2s ease;
}

.acc-open:hover {
  background: rgba(232, 127, 36, 0.12);
}

.acc-open:focus-visible {
  outline: 4px solid var(--blue);
  outline-offset: 2px;
}

/* 左の✓バッジ（既存 check-list と同デザイン） */
.acc-open::before {
  position: absolute;
  top: 50%;
  left: 14px;
  display: grid;
  width: 22px;
  height: 22px;
  place-items: center;
  color: var(--cream);
  background: var(--orange);
  border-radius: 25%;
  content: "✓";
  font-size: 0.7rem;
  transform: translateY(-50%);
}

/* 右の開くマーク */
.acc-open::after {
  position: absolute;
  top: 50%;
  right: 16px;
  color: var(--orange);
  content: "＋";
  font-size: 1rem;
  line-height: 1;
  transform: translateY(-50%);
}

/* ---- モーダル本体 ---- */
.modal {
  width: min(100% - 32px, 640px);
  max-height: min(100% - 64px, 85svh);
  margin: auto;
  padding: 0;
  color: var(--ink);
  background: transparent;
  border: 0;
}

.modal::backdrop {
  background: rgba(29, 41, 47, 0.55);
  backdrop-filter: blur(4px);
}

.modal[open] {
  animation: modal-pop 0.3s ease both;
}

@keyframes modal-pop {
  from {
    opacity: 0;
    translate: 0 16px;
    scale: 0.97;
  }

  to {
    opacity: 1;
    translate: 0 0;
    scale: 1;
  }
}

.modal__panel {
  display: flex;
  max-height: min(100svh - 64px, 85svh);
  flex-direction: column;
  overflow: hidden;
  background: var(--cream);
  border-radius: calc(var(--radius) + 8px);
  box-shadow: var(--shadow);
}

.modal__header {
  position: sticky;
  top: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 18px 18px 24px;
  color: var(--cream);
  background: var(--ink);
}

.modal__title {
  margin: 0;
  font-size: clamp(1.05rem, 4vw, 1.3rem);
  line-height: 1.4;
}

.modal__close {
  display: grid;
  width: 38px;
  height: 38px;
  flex-shrink: 0;
  place-items: center;
  color: var(--cream);
  background: var(--orange);
  border: 0;
  border-radius: 25%;
  cursor: pointer;
  font-size: 1.2rem;
  line-height: 1;
  transition: transform 0.2s ease;
}

.modal__close:hover {
  transform: rotate(90deg);
}

.modal__close:focus-visible {
  outline: 4px solid var(--blue);
  outline-offset: 2px;
}

.modal__body {
  min-height: 0;
  flex: 1;
  overflow-y: auto;
}

.acc__body {
  padding: 20px 20px 24px;
}

.acc__body p {
  margin: 0 0 14px;
  font-size: 0.88rem;
  font-weight: 600;
  line-height: 1.75;
}

/* 日時 */
.acc__schedule {
  margin: 0 0 16px;
  border-top: 1px solid var(--border);
}

.acc__schedule>div {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}

.acc__schedule dt {
  color: var(--orange);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
}

.acc__schedule dd {
  margin: 0;
  font-size: 0.88rem;
}

.acc__schedule dd span {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  opacity: 0.8;
}

/* 部門リスト */
.acc__depts {
  margin: 0;
  padding: 0;
  counter-reset: dept;
  list-style: none;
}

.acc__depts li {
  position: relative;
  display: block;
  padding: 14px 0 14px 44px;
  border: 0;
  border-radius: 0;
  border-top: 1px solid var(--border);
  font-size: 0.88rem;
}

.acc__depts li:last-child {
  border-bottom: 1px solid var(--border);
}

/* 番号バッジ（✓バッジと同系のデザイン） */
.acc__depts li::before {
  position: absolute;
  top: 16px;
  left: 0;
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  counter-increment: dept;
  content: "0" counter(dept);
  color: var(--cream);
  background: var(--orange);
  border-radius: 25%;
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  transform: none;
}

.acc__depts strong {
  display: block;
  margin-bottom: 2px;
  font-size: 1rem;
  line-height: 1.5;
}

.acc__depts span {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  line-height: 1.7;
  opacity: 0.85;
}

/* 〆切・リンク */
.acc__deadline {
  font-size: 0.92rem;
}

.acc__deadline strong {
  color: var(--orange);
  font-size: 1.15rem;
}

.acc__link {
  display: inline-flex;
  margin: 0 0 16px;
  align-items: center;
  gap: 8px;
  border-bottom: 2px solid currentColor;
  padding-bottom: 3px;
  font-size: 0.88rem;
}

.acc__link span {
  color: var(--orange);
}

/* ※注意事項 */
.acc__notes {
  display: block;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.acc__notes li {
  position: relative;
  padding: 5px 0 5px 20px;
  border: 0;
  border-radius: 0;
  font-size: 0.83rem;
  font-weight: 600;
  line-height: 1.7;
}

.acc__notes li::before {
  position: absolute;
  top: 5px;
  left: 0;
  display: block;
  width: auto;
  height: auto;
  color: var(--orange);
  background: none;
  border-radius: 0;
  content: "※";
  font-size: 0.83rem;
  transform: none;
}

/* PC表示：部門リストを少しゆったり */
@media (min-width: 720px) {
  .acc__body {
    padding: 22px 26px 26px;
  }

  .acc__depts li {
    display: grid;
    grid-template-columns: 30px 180px 1fr;
    align-items: center;
    gap: 6px 14px;
    padding-left: 0;
  }

  .acc__depts li::before {
    position: static;
    transform: none;
  }

  .acc__depts strong {
    margin-bottom: 0;
  }
}
/* ==============================
   CHALLENGE 02 ポップアップ
   ============================== */

/* <button> 自体は素のリセットのみ。
   flexレイアウトは内側の .challenge-card (span) が担当
   ※ Safariは button を flex コンテナにするとレイアウトが崩れるため */
.challenge-card--button {
  display: block;
  width: 100%;
  margin: 0;
  padding: 0;
  color: inherit;
  background: none;
  border: 0;
  font-family: inherit;
  text-align: left;
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
}

/* 内側の span がカードの実体（flexコンテナ） */
.challenge-card--button .challenge-card {
  width: 100%;
}

/* 「CHALLENGE 02」ラベル（旧 .challenge-card>p と同デザイン）
   ※ .challenge-card>span より強い特異性で line-height を確保 */
.challenge-card .challenge-card__label {
  flex-basis: 100%;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  line-height: 1.8;
}

.challenge-card .challenge-card__icon {
  font-size: inherit;
  line-height: 1;
}

.challenge-card--button:focus-visible {
  outline: 4px solid var(--cream);
  outline-offset: 3px;
}

/* モーダル内のPDFリンク一覧 */
.pdf-link-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.pdf-link-list a {
  position: relative;
  display: block;
  padding: 14px 44px 14px 16px;
  color: inherit;
  background: rgba(255, 255, 255, 0.45);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.92rem;
  font-weight: 700;
  line-height: 1.6;
  text-decoration: none;
  transition: background-color 0.2s ease;
}

.pdf-link-list a:hover {
  background: rgba(232, 127, 36, 0.12);
}

.pdf-link-list a:focus-visible {
  outline: 4px solid var(--blue);
  outline-offset: 2px;
}

/* 右端の別窓マーク */
.pdf-link-list a::after {
  position: absolute;
  top: 50%;
  right: 16px;
  color: var(--orange);
  content: "↗";
  font-size: 1rem;
  line-height: 1;
  transform: translateY(-50%);
}