@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500&family=Noto+Serif+JP:wght@400;500;600&display=swap');

:root {
  --bg:       #0d0d12;
  --card:     #121218;
  --fg:       #f0ede6;
  --primary:  #c9a55a;
  --primary-fg:#0d0d12;
  --muted:    #222230;
  --muted-fg: #9e9b94;
  --border:   #2e2e3a;
  --secondary:#1e1e28;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'Noto Sans JP', sans-serif;
  line-height: 1.6;
  min-height: 100vh;
}

/* ---- Typography ---- */
.serif   { font-family: 'Noto Serif JP', serif; }
.sans    { font-family: 'Noto Sans JP', sans-serif; }
.label   { font-size: 10px; letter-spacing: .3em; text-transform: uppercase; color: var(--primary); font-family: 'Noto Sans JP', sans-serif; }
.caption { font-size: 11px; color: var(--muted-fg); font-family: 'Noto Sans JP', sans-serif; }

/* ---- Layout ---- */
.wrap    { max-width: 896px; margin: 0 auto; }
.px6     { padding-left: 24px; padding-right: 24px; }
.py12    { padding-top: 48px; padding-bottom: 48px; }
.py16    { padding-top: 64px; padding-bottom: 64px; }

/* ---- Buttons ---- */
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  border: 1px solid var(--primary);
  padding: 10px 24px;
  font-family: 'Noto Sans JP', sans-serif; font-size: 13px; letter-spacing: .1em;
  color: var(--primary); background: transparent; cursor: pointer;
  transition: background .2s, color .2s;
}
.btn-primary:hover { background: var(--primary); color: var(--primary-fg); }

.btn-secondary {
  display: inline-flex; align-items: center; gap: 8px;
  border: 1px solid var(--border);
  padding: 10px 24px;
  font-family: 'Noto Sans JP', sans-serif; font-size: 13px; letter-spacing: .1em;
  color: var(--muted-fg); background: transparent; cursor: pointer;
  transition: border-color .2s, color .2s;
}
.btn-secondary:hover { border-color: var(--primary); color: var(--primary); }

.btn-ghost {
  border: 1px solid var(--border); padding: 8px 24px;
  font-family: 'Noto Sans JP', sans-serif; font-size: 13px;
  color: var(--muted-fg); background: transparent; cursor: pointer;
  transition: border-color .2s, color .2s;
}
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); }

.btn-fill {
  width: 100%; padding: 10px;
  background: var(--primary); color: var(--primary-fg);
  border: none; cursor: pointer;
  font-family: 'Noto Sans JP', sans-serif; font-size: 13px;
  transition: opacity .2s;
}
.btn-fill:hover { opacity: .9; }
.btn-fill:disabled { opacity: .5; cursor: not-allowed; }

/* ---- Form fields ---- */
.field { display: flex; flex-direction: column; gap: 4px; }
.field label { font-size: 11px; letter-spacing: .1em; color: var(--muted-fg); font-family: 'Noto Sans JP', sans-serif; }
.field label .req { color: var(--primary); }
.field input, .field select, .field textarea {
  width: 100%;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--fg);
  padding: 8px 12px;
  font-family: 'Noto Sans JP', sans-serif; font-size: 13px;
  outline: none; transition: border-color .2s;
  -webkit-appearance: none; appearance: none;
}
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--primary); }
.field textarea { resize: vertical; }
.field select { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%239e9b94' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 32px; }

/* ---- Popup / Modal ---- */
.overlay {
  display: none; position: fixed; inset: 0; z-index: 50;
  background: rgba(13,13,18,.82); backdrop-filter: blur(4px);
  align-items: center; justify-content: center;
}
.overlay.open { display: flex; }
.modal {
  position: relative; background: var(--card);
  border: 1px solid var(--border);
  padding: 24px; width: calc(100% - 32px); max-width: 440px;
  box-shadow: 0 24px 48px rgba(0,0,0,.6);
  max-height: 90vh; overflow-y: auto;
}
.modal-close {
  position: absolute; top: 16px; right: 16px;
  background: none; border: none; cursor: pointer; color: var(--muted-fg);
  font-size: 20px; line-height: 1; padding: 4px;
  transition: color .2s;
}
.modal-close:hover { color: var(--fg); }
.modal-header { text-align: center; margin-bottom: 24px; }
.modal-header .label { margin-bottom: 4px; }
.modal-header h3 { font-family: 'Noto Serif JP', serif; font-size: 20px; letter-spacing: .05em; }

/* ---- Spinner ---- */
.spinner {
  width: 32px; height: 32px;
  border: 2px solid var(--border); border-top-color: var(--primary);
  border-radius: 50%; animation: spin .7s linear infinite;
  margin: 0 auto 16px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---- Divider ---- */
.divider { border: none; border-top: 1px solid var(--border); }

/* ---- Error ---- */
.err { color: #f87171; font-size: 11px; font-family: 'Noto Sans JP', sans-serif; }

/* ---- Utility ---- */
.text-center { text-align: center; }
.text-primary { color: var(--primary); }
.text-muted   { color: var(--muted-fg); }
.mt1 { margin-top: 4px; }
.mt2 { margin-top: 8px; }
.mt3 { margin-top: 12px; }
.mt4 { margin-top: 16px; }
.mt6 { margin-top: 24px; }
.mt8 { margin-top: 32px; }
.gap2 { gap: 8px; }
.gap3 { gap: 12px; }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.w-full { width: 100%; }
.space-y3 > * + * { margin-top: 12px; }
.space-y4 > * + * { margin-top: 16px; }

/* ---- Radio group ---- */
.radio-group { display: flex; gap: 20px; padding: 4px 0; }
.radio-group label { display: flex; align-items: center; gap: 8px; cursor: pointer; font-size: 13px; color: var(--fg); }
.radio-group input[type=radio] { accent-color: var(--primary); width: 16px; height: 16px; }

/* ---- Image preview ---- */
.img-preview { position: relative; display: inline-block; }
.img-preview img { width: 96px; height: 96px; object-fit: cover; border: 1px solid var(--border); display: block; }
.img-remove {
  position: absolute; top: -8px; right: -8px;
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--card); border: 1px solid var(--border);
  color: var(--muted-fg); cursor: pointer; font-size: 12px;
  display: flex; align-items: center; justify-content: center;
  transition: border-color .2s, color .2s;
}
.img-remove:hover { border-color: #f87171; color: #f87171; }

.img-pick-btn {
  display: flex; align-items: center; gap: 8px;
  border: 1px dashed var(--border); padding: 8px 16px;
  font-size: 11px; color: var(--muted-fg); background: none; cursor: pointer;
  transition: border-color .2s, color .2s;
}
.img-pick-btn:hover { border-color: var(--primary); color: var(--primary); }