/* ================================
   PHOTO Library テーマファイル
   色・余白・角丸など見た目はここで調整
================================ */

:root{
  --bg:#fffaf0;
  --header-bg:#fff7dc;
  --text:#4a3424;
  --sub:#8a6a42;
  --card-bg:#eadfcb;
  --white:#ffffff;
  --shadow:0 4px 14px rgba(0,0,0,.12);
  --header-shadow:0 2px 10px rgba(0,0,0,.08);
  --radius:18px;
}
*{
  box-sizing:border-box;
}
body{
  margin:0;
  background:var(--bg);
  font-family:
    "Zen Maru Gothic",
    "Hiragino Sans",
    sans-serif;
  color:var(--text);
}

header{
  position:sticky;
  top:0;
  z-index:10;
  background:var(--header-bg);
  padding:16px;
  box-shadow:var(--header-shadow);
}

.header-inner{
  max-width:1200px;
  margin:0 auto;
}

.header-brand{
  margin:0 0 12px;
}

.header-title{
  font-size:22px;
  margin:0;
  line-height:1.35;
}

.header-image{
  display:block;
  max-width:700px;
  width:100%;
  max-height:180px;
  object-fit:contain;
  object-position:center center;
}

.controls{
  display:grid;
  gap:10px;
  width:100%;
  min-width:0;
}

.control-row{
  display:grid;
  grid-template-columns:1fr;
  gap:10px;
  align-items:center;
  width:100%;
  min-width:0;
}

input,
select{
  width:100%;
  max-width:100%;
  min-width:0;
  padding:14px;
  border-radius:999px;
  border:1px solid #ddd;
  background:var(--white);
  color:var(--text);
  font-size:16px;
  font-family:inherit;
}

.size-control{
  display:flex;
  align-items:center;
  gap:10px;
  background:rgba(255,255,255,.55);
  border:1px solid rgba(138,106,66,.18);
  border-radius:999px;
  padding:9px 14px;
  color:var(--sub);
  font-size:13px;
}

.size-control input{
  padding:0;
  border:0;
  accent-color:var(--sub);
}

.size-labels{
  display:flex;
  justify-content:space-between;
  min-width:54px;
  font-size:12px;
}

main{
  max-width:1200px;
  margin:0 auto;
  padding:16px;
}

.count{
  margin-bottom:12px;
  color:var(--sub);
}

#results{
  display:grid;
  gap:12px;
}

#results.size-small{
  grid-template-columns:repeat(3,1fr);
}

#results.size-normal{
  grid-template-columns:repeat(2,1fr);
}

#results.size-large{
  grid-template-columns:repeat(1,1fr);
}

.archive-card{
  text-decoration:none;
  color:inherit;
}

.cover{
  position:relative;
  aspect-ratio:1/1;
  border-radius:var(--radius);
  background:var(--card-bg);
  background-size:cover;
  background-position:center;
  overflow:hidden;
  box-shadow:var(--shadow);
}

.overlay{
  position:absolute;
  inset:0;
  padding:12px;
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  background:linear-gradient(
    to top,
    rgba(0,0,0,.55),
    rgba(0,0,0,.08),
    rgba(0,0,0,0)
  );
  color:white;
}

.date{
  font-size:11px;
  opacity:.9;
}

.title{
  font-size:13px;
  font-weight:bold;
  line-height:1.35;
  margin-top:3px;
}

.photo-count{
  font-size:11px;
  margin-top:4px;
  opacity:.9;
}

.empty{
  grid-column:1 / -1;
  text-align:center;
  color:var(--sub);
  margin-top:40px;
}

@media (min-width:700px){
.header-image{
  max-width:900px;
  max-height:220px;
  margin:0 auto;
}

  .control-row{
  grid-template-columns:260px 220px;
  justify-content:start;
  align-items:center;
}
.size-control{
  max-width:220px;
}

  #results.size-small{
    grid-template-columns:repeat(auto-fill,minmax(150px,1fr));
  }

  #results.size-normal{
    grid-template-columns:repeat(auto-fill,minmax(210px,1fr));
  }

  #results.size-large{
    grid-template-columns:repeat(auto-fill,minmax(300px,1fr));
  }
}
.view-icon{
  font-size:20px;
  color:var(--sub);
  flex-shrink:0;
  line-height:1;
}
.size-control{
  min-width:0;
}

.size-labels{
  display:none;
}