:root{
  --bg:#f7f4ef;
  --card:#ffffff;
  --text:#2f2f2f;
  --sub:#8c8378;
  --line:#ddd3c7;
  --accent:#8d745d;
}

*{
  margin:0;
  padding:0;
  box-sizing:border-box;
}

body{
  font-family:"Noto Sans JP",sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.9;
  letter-spacing:0.04em;
}

/* ==========================
   HERO
========================== */

.hero{
  position:relative;
  height:70vh;
  min-height:500px;
  overflow:hidden;
}

.hero-image{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}

.hero-overlay{
  position:absolute;
  left:10%;
  bottom:12%;
  color:#fff;
}

.hero-label{
  font-size:0.8rem;
  letter-spacing:0.2em;
  margin-bottom:1rem;
}

.hero h1{
  font-size:clamp(2.4rem,6vw,4.8rem);
  font-weight:300;
  line-height:1.2;
}

/* ==========================
   INTRO
========================== */

.intro{
  max-width:900px;
  margin:100px auto;
  padding:0 30px;
  text-align:center;
}

.intro p{
  margin-bottom:1.5rem;
}

/* ==========================
   FILTER
========================== */

.filter-section{
  margin-bottom:70px;
}

.filter-inner{
  max-width:1100px;
  margin:auto;
  padding:0 30px;
}

.section-label{
  color:var(--sub);
  font-size:0.8rem;
  letter-spacing:0.15em;
  margin-bottom:10px;
}

.filter-inner h2{
  font-size:2rem;
  font-weight:300;
  margin-bottom:35px;
}

.tag-buttons{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
}

.tag-button{
  border:1px solid var(--line);
  background:#fff;
  padding:10px 18px;
  border-radius:999px;
  cursor:pointer;
  transition:.3s;
  font-size:0.9rem;
}

.tag-button:hover{
  border-color:var(--accent);
}

.tag-button.active{
  background:var(--accent);
  color:#fff;
  border-color:var(--accent);
}

.tag-more-button{
  display:none;
}

/* ==========================
   GALLERY
========================== */

.gallery-section{
  max-width:1200px;
  margin:auto;
  padding:0 30px 120px;
}

.gallery-head{
  margin-bottom:30px;
}

.current-tag{
  font-size:1rem;
  color:var(--sub);
}

.gallery-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill, minmax(220px, 1fr));
  gap:24px;
  align-items:start;
}

.gallery-card{
  background:#fff;
  border:none;
  padding:0;
  text-align:left;
  color:inherit;
  cursor:pointer;
  overflow:hidden;
  opacity:0;
  transform:translateY(36px);
  transition:
    opacity .8s ease,
    transform .8s ease,
    box-shadow .3s ease;

  display:flex;
  flex-direction:column;
  height:100%;
}

.gallery-card.is-visible{
  opacity:1;
  transform:translateY(0);
}

.gallery-card:hover{
  box-shadow:0 12px 30px rgba(0,0,0,.08);
}

.gallery-image{
  width:100%;
  aspect-ratio:1 / 1;
  overflow:hidden;
  background:#eee9e1;
}

.gallery-image img{
  width:100%;
  height:100%;
  object-fit:cover;
  object-position:center;
  display:block;
}

.gallery-content{
  padding:16px;
  min-height:104px;
  display:flex;
  flex-direction:column;
  justify-content:flex-start;
}

.gallery-title{
  font-size:.95rem;
  font-weight:400;
  line-height:1.6;
  margin-bottom:8px;
  min-height:2.9em;
}

.gallery-work{
  color:var(--sub);
  font-size:.8rem;
  line-height:1.6;
}

/* ==========================
   MODAL
========================== */

.gallery-modal{
  position:fixed;
  inset:0;
  z-index:999;
  display:none;
}

.gallery-modal.is-open{
  display:block;
}

.modal-bg{
  position:absolute;
  inset:0;
  background:rgba(0,0,0,.65);
}

.modal-content{
  position:relative;
  z-index:2;
  width:min(92vw, 980px);
  max-height:90vh;
  margin:5vh auto;
  background:#fff;
  display:grid;
  grid-template-columns:1.2fr .8fr;
  overflow:hidden;
}

.modal-close{
  position:absolute;
  top:14px;
  right:18px;
  z-index:3;
  border:none;
  background:transparent;
  font-size:2rem;
  cursor:pointer;
}

.modal-image-wrap{
  background:#eee9e1;
  display:flex;
  align-items:center;
  justify-content:center;
}

.modal-image-wrap img{
  width:100%;
  height:100%;
  max-height:90vh;
  object-fit:contain;
  display:block;
}

.modal-text{
  padding:48px 36px;
  overflow-y:auto;
}

.modal-text h2{
  font-size:1.4rem;
  font-weight:400;
  line-height:1.7;
  margin-bottom:20px;
}

#modal-description{
  margin-bottom:28px;
  color:#555;
}

#modal-work-title{
  color:var(--sub);
  font-size:.9rem;
  margin-bottom:24px;
}

.modal-work-link{
  display:inline-block;
  color:var(--accent);
  border-bottom:1px solid var(--accent);
  padding-bottom:4px;
}

/* ==========================
   FOOTER
========================== */

.footer{
  padding:80px 20px;
  text-align:center;
}

.footer img{
  width:180px;
  max-width:70%;
  opacity:.85;
}

.footer a{
  display:inline-block;
}

.tag-button.is-mobile-hidden{
  display:none;
}

.tag-buttons.is-expanded .tag-button.is-mobile-hidden{
  display:inline-block;
}

.tag-more-button{
  display:block;
  margin:22px auto 0;
  padding:10px 20px;
  border:1px solid var(--line);
  border-radius:999px;
  background:transparent;
  color:var(--accent);
  font-size:.86rem;
  letter-spacing:.08em;
  cursor:pointer;
}

/* ==========================
   SP
========================== */

@media(max-width:768px){

  .hero{
    height:58vh;
    min-height:420px;
  }

  .filter-section{
    margin-bottom:48px;
  }

  .filter-inner{
    padding:0 20px;
  }

  .filter-inner h2{
    font-size:1.45rem;
    margin-bottom:24px;
  }

  .tag-buttons{
    gap:10px;
  }

  .tag-button{
    padding:9px 15px;
    font-size:.82rem;
  }

  .tag-more-button{
    margin-top:18px;
    padding:10px 18px;
    font-size:.82rem;
  }

  .gallery-grid{
    grid-template-columns:repeat(2, 1fr);
    gap:14px;
  }

  .gallery-section{
    padding:0 16px 90px;
  }

  .gallery-content{
    padding:10px;
  }

  .gallery-title{
    font-size:.82rem;
    line-height:1.6;
  }

  .gallery-work{
    font-size:.72rem;
  }

  .modal-content{
    width:92vw;
    max-height:92vh;
    margin:4vh auto;
    display:block;
    overflow-y:auto;
  }

  .modal-image-wrap img{
    max-height:58vh;
  }

  .modal-text{
    padding:28px 22px 34px;
  }

  .modal-text h2{
    font-size:1.15rem;
  }

}