:root{
  --line: rgba(15,17,20,.12);
}

/* WPヘッダー等に影響させないため、スコープ限定 */
:where(.hero-stage,.content-section,#about),
:where(.hero-stage,.content-section,#about) *{
  box-sizing: border-box;
}

html,body{
  margin:0;
  padding:0;
  overflow-x:hidden;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  background:
    radial-gradient(920px 520px at 12% 0%, rgba(0,64,128,.07), rgba(0,64,128,0) 62%),
    radial-gradient(820px 540px at 92% 10%, rgba(0,0,0,.05), rgba(0,0,0,0) 62%);
  transform: translateZ(0);
  z-index:-1;
}

/* ==================================================
   HERO STAGE
   ================================================== */
.hero-stage{ width:100vw; display:block; padding-top:0; }
.hero-wrap{ position:relative; width:100%; min-height:100vh; height:auto; overflow:visible; }

.hero-inner{
  position:absolute; top:0; left:0; width:100%; height:100vh;
  display:grid; grid-template-columns:1fr; align-items:end;
  padding:20px 20px 80px;
  pointer-events:none;
  z-index:110;
}

.hero-copy{
  position:relative; z-index:6;
  max-width:980px;
  padding:0 0 10px 10px;
  pointer-events:auto;
}
.kicker{
  display:inline-flex; align-items:center; gap:10px;
  font-size:12px; letter-spacing:.14em;
  color:#fff;
  text-shadow:2px 2px 4px #000;
}
.kicker::before{ content:""; width:18px; height:1px; background:rgba(255,255,255,.55); }
.title{
  margin:10px 0 8px;
  font-size:32px; letter-spacing:.14em; line-height:1.2;
  color:#fff;
  text-shadow:2px 2px 4px #000;
}

.seq{
  position:absolute; top:0; left:0; width:100%; height:100vh;
  z-index:100;
  pointer-events:none;
  overflow:hidden;
}
.seq-item{
  position:absolute; inset:0;
  opacity:0;
  transform: translateY(10px) scale(1.03);
  transition: opacity 1.5s ease, transform 2s ease;
}
.seq-item img{
  width:100%; height:100%;
  object-fit:cover;
  display:block;
  filter:contrast(1.02) saturate(1.03);
  transform: scale(1.02);
}
.seq::after{
  content:"";
  position:absolute; inset:0;
  background:
    radial-gradient(900px 520px at 30% 10%, rgba(0,0,0,.08), rgba(0,0,0,0) 58%),
    linear-gradient(180deg, rgba(0,0,0,.18) 0%, rgba(0,0,0,.22) 55%, rgba(0,0,0,.60) 100%);
  z-index:3005;
  pointer-events:none;
}
.seq-item.is-on{ opacity:1; transform: translateY(0) scale(1.02); }

.mosaic {
  position: absolute; 
  inset: 0;
  z-index: 3;
  display: block;  
  padding: 0; 
  opacity: 0;
  transform: scale(1.02); 
  transition: opacity 1.2s ease, transform 1.5s cubic-bezier(.2,.8,.2,1);
  background: #000;  
  overflow: hidden;
}

.tile { position: relative; width: 100%; height: 100%; overflow: hidden; }
.tile img { width: 100%; height: 100%; object-fit: cover; display: block; }

.t-main {
  width: 100%;
  height: 100vh;
  margin: 0;
}


.sub-tiles { display: none; }

.hero-wrap.is-expanded .mosaic { opacity: 1; transform: scale(1); }
.hero-wrap.is-expanded .seq { opacity: 0; transition: opacity 0.8s ease; }


@media (min-width: 768px) {
  .hero-wrap { height: 100vh; overflow: hidden; }
  .hero-inner { height: auto; top: 0; bottom: 0; padding: 20px; }
  .hero-copy { padding: 0 0 20px 40px; }
  .title { font-size: clamp(44px, 3.6vw, 64px); }

  .mosaic {
    display: block;
    grid-template-columns: none; /* グリッド解除 */
    padding: 0;
  }
  .t-main {
    width: 100%;
    height: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .seq { display: none; }
  .mosaic { opacity: 1; transform: none; transition: none; }
}
/* ==================================================
   NEWS SECTION
   ================================================== */
.content-section{ padding:80px 20px 100px; max-width:1200px; margin:0 auto; }

.section-header{ margin-bottom:40px; }
.section-header h2{ margin:0; line-height:1.05; letter-spacing:.06em; }
.section-ja{ display:block; margin-top:6px; font-size:11px; letter-spacing:.12em; font-weight:500; }

.news-list{ list-style:none; padding:0; margin:0 0 30px; border-top:1px solid var(--line); }
.news-item{ border-bottom:1px solid var(--line); padding:0; transition: background-color .2s ease; }
.news-item:hover{ background-color: rgba(0,0,0,0.012); }

.news-link{ display:block; padding:16px 0; text-decoration:none; color:inherit; width:100%; }

.news-topline{
  display:grid;
  grid-template-columns:110px 1fr;
  column-gap:20px;
  row-gap:2px;
  align-items:start;
  margin-bottom:4px;
}
.news-date{ font-weight:500; font-size:13px; line-height:1.3; white-space:nowrap; }

.news-title{
  margin:0;
  font-size:17px;
  font-weight:700;
  line-height:1.35;
  display:-webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow:hidden;
  min-height: calc(1.35em * 2);
}

.news-desc{
  font-size:14px;
  line-height:1.55;
  margin-top:2px;
  display:-webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
  overflow:hidden;
}

.news-action{ display:flex; justify-content:center; }
.btn-next{
  display:inline-flex; align-items:center; justify-content:space-between;
  padding:12px 18px;
  border:1px solid var(--line);
  border-radius:8px;
  background:transparent;
  text-decoration:none;
  font-size:14px;
  letter-spacing:.1em;
  cursor:pointer;
  transition: all .3s ease;
}
.btn-next:hover{ background:black; color:#fff; border-color:black; }
.btn-next::after{ content:"→"; padding-left:8px; }

@media (min-width: 768px){
  .news-link{ padding:18px 25px; }
  .news-topline{ grid-template-columns:140px 1fr; column-gap:28px; }
}
@media (max-width: 520px){
  .news-topline{ grid-template-columns:1fr; }
  .news-date{ font-size:13px; }
  .news-title{ font-size:16.5px; }
}

/* ==================================================
   ABOUT SECTION
   ================================================== */
#about{ max-width:none; margin:0; padding:0; }
.about-split{
  width:100%;
  min-height:100vh;
  display:grid;
  grid-template-columns: 0.95fr 1.45fr;
  background:#fff;
}

.about-visual{
  position:relative;
  background:#E3E9E9;
  display:grid;
  place-items:center;
  overflow:hidden;
}
.about-visual-inner{ width:100%; height:auto; display:block; }
.about-visual-inner img{
  width:90%;
  height:auto;
  margin:20px auto;
  display:block;
  filter:contrast(1.02) saturate(1.02);
}

.about-panel{
  position:relative;
  padding: clamp(36px, 4.6vw, 72px);
  display:grid;
  grid-template-columns: 1.1fr minmax(240px, 340px);
  gap: clamp(18px, 3vw, 36px);
  align-items:start;
}

.about-headline{
  grid-column:1/-1;
  display:grid;
  padding-bottom:14px;
  border-bottom:1px solid var(--line);
}
.about-headline h2{ margin:0; line-height:.95; letter-spacing:.01em; }

.about-body{ grid-column:1/2; max-width:60ch; }
.about-body p{
  margin:0 0 14px;
  font-size:15.5px;
  line-height:1.9;
  text-align: justify;
  text-justify: inter-character;
  hyphens: auto;
}

.about-cta{
  display:inline-flex; align-items:center; gap:10px;
  margin-top:22px;
  text-decoration:none;
  border:1px solid var(--line);
  padding:12px 18px;
  border-radius:8px;
  letter-spacing:.06em;
  font-size:13px;
  transition: background .25s ease, color .25s ease, border-color .25s ease;
}
.about-cta:hover{ background:black; color:#fff; border-color:black; }

.about-sidephotos{ grid-column:2/3; align-content:start; }

.about-slider{
  position:relative;
  width:100%;
  border-radius:8px;
  overflow:hidden;
  --visible: 2;
  --gap: 20px;
  height: clamp(420px, 55vh, 620px);
}
.about-track{
  position:absolute;
  inset:0;
  display:flex;
  flex-direction:column;
  gap: var(--gap);
  will-change: transform;
  transition: transform 650ms cubic-bezier(.2,.8,.2,1);
}
.about-slide{
  position:relative;
  overflow:hidden;
  border-radius:8px;
  flex: 0 0 calc((100% - (var(--visible) - 1) * var(--gap)) / var(--visible));
  width:100%;
}
.about-slide img{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; display:block; }

@media (min-width: 768px) and (max-width: 1399.98px){
  .about-split{ grid-template-columns: 0.9fr 1.1fr; min-height:auto; }
  .about-visual{ min-height: 420px; }

  .about-panel{ grid-template-columns:1fr; gap:24px; padding: clamp(32px, 4vw, 56px); }
  .about-body{ max-width:100%; }
  .about-sidephotos{ grid-column:1; }

  .about-slider{ height: clamp(180px, 20vw, 240px); }
  .about-track{ flex-direction: row; }
  .about-slide{ height:100%; }
}

@media (max-width: 767.98px){
  .about-split{ grid-template-columns:1fr; min-height:auto; }
  .about-visual{ min-height: 300px;}
  .about-visual-inner{ width:100%; }

  .about-panel{
    display:flex;
    flex-direction: column;
    gap:28px;
    padding: clamp(32px, 5vw, 64px);
  }

  .about-headline{ order:1; width:100%; }
  .about-body{ order:2; max-width:100%; }
  .about-sidephotos{ order:3; margin-top:10px; width:100%; }

  .about-slider{
    aspect-ratio: 4 / 5;
    width:100%;
    height:auto;
    min-height:320px;
    margin:0 auto;
  }
  .about-track{ flex-direction: row; }
  .about-slide{ height:100%; }
}

@media (max-width: 520px){
  .about-visual{ min-height: 280px; }
}

/* ==================================================
   FADE
   ================================================== */
.fade-up-trigger{
  opacity:0;
  transform: translateY(24px);
  transition:
    opacity 1.0s cubic-bezier(0.33, 1, 0.68, 1),
    transform 1.0s cubic-bezier(0.33, 1, 0.68, 1);
}
.fade-up-trigger.is-visible{ opacity:1; transform: translateY(0); }