:root {
  --bg: #f7fbf9; --surface: #fff; --text: #17241f; --muted: #66756f;
  --line: #dcebe4; --accent: #50b48a; --accent-dark: #2f7f62; --danger: #a83a3a;
}
* { box-sizing: border-box; }
body { margin: 0; color: var(--text); background: var(--bg); font-family: "Yu Gothic", system-ui, sans-serif; line-height: 1.6; }
button, input, textarea { font: inherit; }
button, .button { min-height: 44px; border: 1px solid var(--accent-dark); border-radius: 999px; padding: 9px 16px; background: var(--surface); color: var(--accent-dark); cursor: pointer; }
button.primary, .button.primary { background: var(--accent-dark); color: #fff; }
button.danger { border-color: var(--danger); color: var(--danger); }
button:disabled { opacity: .5; cursor: not-allowed; }
a { color: var(--accent-dark); }
.admin-header { min-height: 68px; padding: 12px max(20px, calc((100% - 1080px)/2)); display: flex; align-items: center; justify-content: space-between; gap: 18px; background: linear-gradient(100deg,#286f56,#2f7f62 55%,#3c9875); color: #fff; }
.brand { color: #fff; text-decoration: none; font: 1.45rem Georgia,serif; }
.brand span { margin-left: 8px; font: .72rem system-ui,sans-serif; letter-spacing: .08em; opacity: .8; }
.admin-header nav { display: flex; gap: 10px; align-items: center; }
.admin-header nav a, .admin-header nav button { color: #fff; border-color: rgba(255,255,255,.5); background: transparent; text-decoration: none; }
.admin-main { width: min(calc(100% - 32px), 960px); margin: 0 auto; padding: 42px 0 80px; }
.admin-footer { padding: 24px; text-align: center; color: var(--muted); font-size: .78rem; }
.loading, .muted { color: var(--muted); }
.panel { padding: 24px; border: 1px solid var(--line); border-radius: 20px; background: var(--surface); box-shadow: 0 10px 32px rgba(23,72,54,.06); }
.panel + .panel { margin-top: 18px; }
.page-head { display: flex; justify-content: space-between; gap: 18px; align-items: end; margin-bottom: 24px; }
h1,h2,h3,p { margin-top: 0; }
h1 { margin-bottom: 4px; font: 500 clamp(1.5rem,4vw,2rem) "Yu Mincho",serif; }
h2 { font-size: 1.1rem; }
.status { display: inline-flex; padding: 4px 10px; border-radius: 999px; background: #e8f6f0; color: var(--accent-dark); font-size: .8rem; }
.error { margin: 14px 0; padding: 12px 14px; border: 1px solid #efcaca; border-radius: 12px; background: #fff5f5; color: #8b2d2d; }
.success { margin: 14px 0; padding: 12px 14px; border: 1px solid #bfe2d2; border-radius: 12px; background: #effaf5; color: #246b50; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: grid; gap: 6px; }
.field.full { grid-column: 1 / -1; }
label { font-size: .83rem; font-weight: 700; }
input, textarea { width: 100%; padding: 11px 12px; border: 1px solid #cddfd7; border-radius: 12px; background: #fff; color: var(--text); }
textarea { min-height: 120px; resize: vertical; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }
.image-list { display: grid; gap: 14px; }
.image-row { display: grid; grid-template-columns: 150px 1fr auto; gap: 14px; align-items: center; padding: 12px; border: 1px solid var(--line); border-radius: 16px; }
.image-row img { width: 150px; height: 110px; object-fit: cover; border-radius: 12px; background: #eef6f2; }
.image-row .image-meta { min-width: 0; }
.image-row .image-actions { display: grid; gap: 8px; }
.login-wrap { width: min(100%, 440px); margin: 8vh auto 0; }
.login-wrap h1 { margin-bottom: 20px; }
.preview-controls { display: flex; gap: 10px; margin-bottom: 18px; }
.preview-card { overflow: hidden; border: 1px solid var(--line); border-radius: 20px; background: #fff; }
.preview-images { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 2px; background: var(--line); }
.preview-images img { width: 100%; aspect-ratio: 4/3; object-fit: cover; display: block; background: #eef6f2; }
.preview-copy { padding: 24px; }
.preview-copy h2 { font: 500 1.6rem "Yu Mincho",serif; }
.empty-state { padding: 36px; text-align: center; color: var(--muted); }
@media (max-width: 680px) {
  .admin-header { align-items: flex-start; }
  .brand span { display: block; margin: 2px 0 0; }
  .form-grid { grid-template-columns: 1fr; }
  .field.full { grid-column: auto; }
  .page-head { align-items: flex-start; flex-direction: column; }
  .image-row { grid-template-columns: 1fr; }
  .image-row img { width: 100%; height: auto; aspect-ratio: 4/3; }
  .image-row .image-actions { grid-template-columns: 1fr 1fr; }
  .preview-images { grid-template-columns: 1fr; }
}

input[type="checkbox"] { width: auto; }
.checkbox-field label { display: inline-flex; align-items: center; gap: 10px; cursor: pointer; }
.checkbox-field input { width: 18px; height: 18px; accent-color: var(--accent-dark); }
.image-meta-form { display: grid; gap: 10px; margin-top: 10px; }
.actions.compact { margin-top: 0; }

[hidden] { display: none !important; }

.field-head { display:flex; align-items:center; justify-content:space-between; gap:12px; }
.button.small, button.small { min-height:34px; padding:5px 11px; font-size:.8rem; }
.tag-selector { display:flex; flex-wrap:wrap; gap:8px; padding:10px 0 2px; }
.tag-choice { display:inline-flex; align-items:center; gap:7px; padding:6px 10px; border:1px solid var(--line); border-radius:999px; background:#fff; cursor:pointer; font-weight:500; }
.tag-choice input { width:auto; margin:0; }
.tag-choice small { color:var(--muted); font-weight:400; }
.legacy-tags { margin:6px 0 0; font-size:.8rem; }
.tag-preview { display:flex; flex-wrap:wrap; gap:7px; margin:12px 0 16px; }
.tag-preview span { display:inline-flex; padding:4px 9px; border:1px solid var(--line); border-radius:999px; font-size:.78rem; color:var(--accent-dark); }

.gallery-toolbar { display:flex; align-items:center; gap:10px; margin-bottom:18px; }
.gallery-toolbar label { margin:0; }
.gallery-toolbar select { min-height:42px; padding:8px 34px 8px 12px; border:1px solid #cddfd7; border-radius:12px; background:#fff; color:var(--text); }
.gallery-list { display:grid; gap:12px; }
.gallery-list-item { display:flex; align-items:center; justify-content:space-between; gap:18px; padding:16px; border:1px solid var(--line); border-radius:16px; }
.gallery-list-copy { min-width:0; }
.gallery-list-title { display:flex; align-items:center; flex-wrap:wrap; gap:10px; }
.gallery-list-meta { margin:6px 0 0; color:var(--muted); font-size:.82rem; }
@media (max-width: 680px) { .gallery-list-item { align-items:flex-start; flex-direction:column; } .gallery-list-item .button { width:100%; text-align:center; } }