/* ==========================================================
   FashAI Prompt Studio — style.css
   White / Apple-like / generous spacing / soft corners
   ========================================================== */

:root{
  --bg:            #ffffff;
  --bg-soft:       #f5f5f7;
  --surface:       #ffffff;
  --line:          #e6e6eb;
  --line-strong:   #d2d2d7;
  --text:          #1d1d1f;
  --text-2:        #6e6e73;
  --text-3:        #98989d;
  --accent:        #0071e3;
  --accent-soft:   #eaf3fe;
  --danger:        #d7373f;
  --radius-lg:     22px;
  --radius-md:     14px;
  --radius-sm:     10px;
  --shadow:        0 1px 2px rgba(0,0,0,.04), 0 6px 24px rgba(0,0,0,.04);
  --maxw:          860px;
}

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

html{ -webkit-text-size-adjust:100%; }

body{
  margin:0;
  background:var(--bg-soft);
  color:var(--text);
  font-family:-apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue",
              "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  font-size:16px;
  line-height:1.65;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  padding-bottom:env(safe-area-inset-bottom);
}

/* ---------- Header ---------- */
.site-header{
  text-align:center;
  padding:56px 24px 32px;
  background:var(--bg);
  border-bottom:1px solid var(--line);
}
.site-header h1{
  margin:0;
  font-size:clamp(26px, 5vw, 40px);
  font-weight:600;
  letter-spacing:-.02em;
}
.tagline{
  margin:10px 0 0;
  color:var(--text-2);
  font-size:14px;
}

/* ---------- Layout ---------- */
.wrap{
  max-width:var(--maxw);
  margin:0 auto;
  padding:28px 20px 80px;
  display:flex;
  flex-direction:column;
  gap:22px;
}
#modules{ display:flex; flex-direction:column; gap:22px; }

/* ---------- Card ---------- */
.card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:28px;
  box-shadow:var(--shadow);
}
.card-head{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:6px;
  flex-wrap:wrap;
}
.card-head h2{
  margin:0;
  font-size:19px;
  font-weight:600;
  letter-spacing:-.01em;
  display:flex;
  align-items:center;
  gap:10px;
  flex:1 1 auto;
}
.num{
  display:inline-grid;
  place-items:center;
  min-width:24px; height:24px;
  padding:0 7px;
  border-radius:12px;
  background:var(--bg-soft);
  color:var(--text-2);
  font-size:12px;
  font-weight:600;
  font-variant-numeric:tabular-nums;
}
.hint{
  margin:0 0 18px;
  color:var(--text-2);
  font-size:13px;
}

/* ---------- Textarea / input ---------- */
.textarea, .field input, .field textarea{
  width:100%;
  border:1px solid var(--line-strong);
  border-radius:var(--radius-md);
  padding:14px 16px;
  font:inherit;
  font-size:15px;
  line-height:1.6;
  color:var(--text);
  background:var(--bg);
  resize:vertical;
  transition:border-color .15s ease, box-shadow .15s ease;
}
.textarea:focus, .field input:focus, .field textarea:focus{
  outline:none;
  border-color:var(--accent);
  box-shadow:0 0 0 4px var(--accent-soft);
}

/* ---------- Buttons ---------- */
.btn{
  appearance:none;
  border:1px solid transparent;
  border-radius:980px;
  padding:10px 20px;
  font:inherit;
  font-size:14px;
  font-weight:500;
  cursor:pointer;
  background:var(--bg-soft);
  color:var(--text);
  transition:background .15s ease, opacity .15s ease, transform .08s ease;
  -webkit-tap-highlight-color:transparent;
}
.btn:active{ transform:scale(.98); }
.btn-primary{ background:var(--accent); color:#fff; }
.btn-primary:hover{ background:#0077ed; }
.btn-quiet{ background:transparent; color:var(--accent); border-color:var(--line-strong); }
.btn-quiet:hover{ background:var(--bg-soft); }
.btn-sm{ padding:6px 14px; font-size:13px; }
.btn-generate{
  width:100%;
  background:var(--text);
  color:#fff;
  font-size:17px;
  font-weight:500;
  padding:16px 24px;
  border-radius:var(--radius-md);
}
.btn-generate:hover{ background:#000; }

.row-actions{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
  margin-top:16px;
}
.save-state{ font-size:13px; color:var(--text-3); }

/* ---------- Chips (checkbox pills) ---------- */
.chips{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.chip{
  display:inline-flex;
  align-items:center;
  gap:8px;
  border:1px solid var(--line-strong);
  border-radius:980px;
  padding:9px 16px;
  font-size:14px;
  cursor:pointer;
  background:var(--bg);
  user-select:none;
  transition:background .15s ease, border-color .15s ease, color .15s ease;
  -webkit-tap-highlight-color:transparent;
}
.chip input{ position:absolute; opacity:0; pointer-events:none; }
.chip .tick{
  width:16px; height:16px;
  border-radius:50%;
  border:1.5px solid var(--line-strong);
  display:inline-grid;
  place-items:center;
  flex:0 0 auto;
  transition:background .15s ease, border-color .15s ease;
}
.chip .tick::after{
  content:"";
  width:8px; height:8px;
  border-radius:50%;
  background:transparent;
  transition:background .15s ease;
}
.chip.on{
  border-color:var(--accent);
  background:var(--accent-soft);
  color:var(--accent);
}
.chip.on .tick{ border-color:var(--accent); background:var(--accent); }
.chip.on .tick::after{ background:#fff; }

.chip .mini{
  border:none;
  background:transparent;
  padding:0 2px;
  font-size:13px;
  line-height:1;
  cursor:pointer;
  color:var(--text-3);
}
.chip .mini:hover{ color:var(--text); }
.chip .mini.del:hover{ color:var(--danger); }

.selected-chips .chip{ cursor:default; font-size:13px; padding:6px 12px; }
.selected-chips .chip strong{ font-weight:600; }
.selected-chips{ margin-top:16px; }

/* ---------- Output ---------- */
.output-block{ margin-top:24px; }
.output-head{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:8px;
}
.output-label{
  font-size:12px;
  font-weight:600;
  letter-spacing:.06em;
  text-transform:uppercase;
  color:var(--text-3);
}
.badge{
  font-size:11px;
  color:var(--accent);
  background:var(--accent-soft);
  border-radius:980px;
  padding:3px 10px;
}
.output{
  margin:0;
  background:var(--bg-soft);
  border-radius:var(--radius-md);
  padding:18px;
  font-family:ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;
  font-size:13.5px;
  line-height:1.7;
  white-space:pre-wrap;
  word-break:break-word;
  color:var(--text);
  min-height:96px;
  max-height:340px;
  overflow:auto;
}

/* ---------- Segmented control ---------- */
.segmented{
  display:inline-flex;
  background:var(--bg-soft);
  border-radius:12px;
  padding:4px;
  gap:4px;
  width:100%;
  max-width:420px;
}
.seg{
  flex:1 1 0;
  appearance:none;
  border:none;
  background:transparent;
  border-radius:9px;
  padding:10px 14px;
  font:inherit;
  font-size:14px;
  font-weight:500;
  color:var(--text-2);
  cursor:pointer;
  transition:background .15s ease, color .15s ease;
  -webkit-tap-highlight-color:transparent;
}
.seg.on{
  background:var(--bg);
  color:var(--text);
  box-shadow:0 1px 3px rgba(0,0,0,.08);
}
.segmented.small{ width:auto; max-width:none; padding:3px; }
.segmented.small .seg{ padding:6px 14px; font-size:13px; flex:0 0 auto; }
.mini[disabled]{ opacity:.25; cursor:default; }

/* ---------- View badges ---------- */
.tag{
  font-size:10px;
  font-weight:600;
  letter-spacing:.04em;
  border-radius:6px;
  padding:1px 5px;
  background:var(--bg-soft);
  color:var(--text-3);
}
.chip.on .tag{ background:rgba(255,255,255,.75); }
.badge-shared{
  font-size:11px;
  color:var(--text-2);
  background:var(--bg-soft);
  border-radius:980px;
  padding:3px 10px;
}

/* ---------- Pair output ---------- */
.pair{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:18px;
  margin-top:10px;
}
.out-title{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:600;
  color:var(--text-2);
  margin-bottom:8px;
}
.pill{
  font-size:10px;
  font-weight:700;
  letter-spacing:.08em;
  border-radius:980px;
  padding:3px 9px;
  color:#fff;
}
.pill.front{ background:var(--accent); }
.pill.back{ background:#5e5ce6; }
.btn-block{ width:100%; margin-top:12px; }

/* ---------- Loading ---------- */
.loading{ text-align:center; color:var(--text-2); }
.loading p{ margin:0; }
.ver{
  font-size:11px;
  font-weight:600;
  letter-spacing:.06em;
  background:var(--bg-soft);
  color:var(--text-2);
  border-radius:980px;
  padding:2px 8px;
  margin-left:4px;
}

/* ---------- Toolbar ---------- */
.toolbar{ padding:20px 24px; }
.tool-row{
  display:flex;
  gap:24px;
  flex-wrap:wrap;
  align-items:center;
}
.tool-group{ display:flex; align-items:center; gap:12px; flex-wrap:wrap; }
.tool-label{
  font-size:11px;
  font-weight:600;
  letter-spacing:.06em;
  text-transform:uppercase;
  color:var(--text-3);
}

/* ---------- Star ---------- */
.mini.star{ color:var(--text-3); font-size:14px; }
.mini.star.on{ color:#f5a623; }
.btn.star.on{ color:#f5a623; border-color:#f0d9a8; }

/* ---------- Search ---------- */
.search{
  width:100%;
  border:1px solid var(--line-strong);
  border-radius:980px;
  padding:11px 18px;
  font:inherit;
  font-size:14px;
  background:var(--bg);
  color:var(--text);
  margin-bottom:14px;
  -webkit-appearance:none;
}
.search:focus{
  outline:none;
  border-color:var(--accent);
  box-shadow:0 0 0 4px var(--accent-soft);
}

/* ---------- Preview blocks ---------- */
.blocks{
  list-style:none;
  margin:0 0 18px;
  padding:0;
  display:flex;
  flex-direction:column;
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  overflow:hidden;
}
.block{ background:var(--bg); padding:12px 16px; }
.block-head{
  display:flex;
  align-items:center;
  gap:8px;
  flex-wrap:wrap;
  margin-bottom:4px;
}
.block-name{
  font-size:12px;
  font-weight:600;
  letter-spacing:.04em;
  text-transform:uppercase;
  color:var(--text-3);
  min-width:96px;
}
.block-val{ font-size:13px; font-weight:600; color:var(--text); }
.block-text{
  font-size:12.5px;
  color:var(--text-2);
  line-height:1.6;
  white-space:pre-wrap;
  word-break:break-word;
  max-height:76px;
  overflow:hidden;
  -webkit-mask-image:linear-gradient(180deg,#000 60%,transparent);
          mask-image:linear-gradient(180deg,#000 60%,transparent);
}
.preview-out{ max-height:280px; }

/* ---------- History favorite ---------- */
.history li.fav{ border-color:#f0d9a8; background:#fffdf8; }
.btn-quiet.danger{ color:var(--danger); }
.modal-fav{ margin-bottom:18px; }

/* ---------- Bridal pose cards ---------- */
.label-en{
  font-size:11px;
  letter-spacing:.03em;
  color:var(--text-3);
}
.cat-filter{ margin-bottom:16px; }
.chip.cat{ font-size:13px; padding:7px 14px; }

.pose-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill, minmax(190px, 1fr));
  gap:10px;
}
.pose-card{
  appearance:none;
  text-align:left;
  display:flex;
  flex-direction:column;
  gap:2px;
  background:var(--bg);
  border:1px solid var(--line-strong);
  border-radius:var(--radius-md);
  padding:14px 16px;
  font:inherit;
  cursor:pointer;
  transition:border-color .15s ease, background .15s ease, box-shadow .15s ease;
  -webkit-tap-highlight-color:transparent;
}
.pose-card:hover{ background:var(--bg-soft); }
.pose-card:active{ transform:scale(.995); }
.pose-card.on{
  border-color:var(--accent);
  background:var(--accent-soft);
  box-shadow:0 0 0 3px rgba(0,113,227,.10);
}
.pc-ja{ font-size:15px; font-weight:600; letter-spacing:-.01em; }
.pc-en{ font-size:11.5px; color:var(--text-3); letter-spacing:.02em; }
.pose-card.on .pc-en{ color:var(--accent); }
.pc-cat{ font-size:11px; color:var(--text-3); margin-top:4px; }
.pc-desc{ font-size:12px; color:var(--text-2); line-height:1.55; margin-top:4px; }


.pose-card.ng{ border-style:dashed; }
.pose-card.ng .pc-ja{ color:var(--text-2); }
.ng-badge{
  display:inline-block;
  font-size:10px;
  font-weight:700;
  letter-spacing:.04em;
  color:#fff;
  background:var(--danger);
  border-radius:5px;
  padding:1px 6px;
  margin-right:6px;
  vertical-align:1px;
}

/* ---------- Pose detail settings ---------- */
.detail-wrap > summary{
  cursor:pointer;
  list-style:none;
  display:flex;
  align-items:center;
  gap:10px;
  font-size:19px;
  font-weight:600;
  letter-spacing:-.01em;
  padding:2px 0;
}
.detail-wrap > summary::-webkit-details-marker{ display:none; }
.detail-wrap > summary::after{
  content:"開く";
  margin-left:auto;
  font-size:13px;
  font-weight:500;
  color:var(--accent);
}
.detail-wrap[open] > summary::after{ content:"閉じる"; }
.detail-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill, minmax(240px, 1fr));
  gap:14px;
  margin-top:4px;
}
.detail-field{ margin:0; }
.detail-field span em{
  font-style:normal;
  color:var(--text-3);
  font-size:11px;
  margin-left:4px;
}
.detail-check{ align-self:end; }

/* ---------- Model lock ---------- */
.lock-box{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
  background:var(--bg-soft);
  border-radius:var(--radius-md);
  padding:14px 16px;
  margin-bottom:18px;
}
.lock-box .chip{ background:var(--bg); }
.lock-info{
  flex:1 1 100%;
  margin:0;
  font-size:12.5px;
  color:var(--text-2);
  line-height:1.6;
}
.lock-info b{ color:var(--text); font-weight:600; }

/* ---------- Details (sub settings) ---------- */
.sub{
  margin-top:20px;
  border-top:1px solid var(--line);
  padding-top:16px;
}
.sub summary{
  cursor:pointer;
  font-size:14px;
  color:var(--accent);
  list-style:none;
  padding:4px 0;
}
.sub summary::-webkit-details-marker{ display:none; }
.sub summary::before{ content:"＋ "; }
.sub[open] summary::before{ content:"− "; }
.sub .hint{ margin-top:10px; }

.field select{
  width:100%;
  border:1px solid var(--line-strong);
  border-radius:var(--radius-md);
  padding:12px 14px;
  font:inherit;
  font-size:15px;
  background:var(--bg);
  color:var(--text);
}

/* ---------- History ---------- */
.history{
  list-style:none;
  margin:0;
  padding:0;
  display:flex;
  flex-direction:column;
  gap:10px;
}
.history li{
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  padding:14px 16px;
  background:var(--bg);
}
.history .h-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  margin-bottom:6px;
}
.history .h-time{ font-size:12px; color:var(--text-3); font-variant-numeric:tabular-nums; }
.history .h-summary{
  font-size:13px;
  color:var(--text-2);
  overflow:hidden;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
}
.history .h-actions{ display:flex; gap:6px; }
.empty{ color:var(--text-3); font-size:14px; }

/* ---------- Modal ---------- */
.modal-backdrop{
  position:fixed; inset:0;
  background:rgba(0,0,0,.28);
  display:grid;
  place-items:center;
  padding:20px;
  z-index:50;
  backdrop-filter:saturate(180%) blur(8px);
}
.modal-backdrop[hidden]{ display:none; }
.modal{
  background:var(--surface);
  border-radius:var(--radius-lg);
  padding:26px;
  width:min(460px,100%);
  box-shadow:0 20px 60px rgba(0,0,0,.18);
}
.modal h3{ margin:0 0 18px; font-size:18px; font-weight:600; }
.field{ display:block; margin-bottom:16px; }
.field span{ display:block; font-size:13px; color:var(--text-2); margin-bottom:6px; }
.modal-actions{ display:flex; justify-content:flex-end; gap:10px; }

/* ---------- Toast ---------- */
.toast{
  position:fixed;
  left:50%;
  bottom:32px;
  transform:translateX(-50%);
  background:rgba(29,29,31,.94);
  color:#fff;
  padding:12px 22px;
  border-radius:980px;
  font-size:14px;
  z-index:60;
  animation:toast-in .2s ease;
}
.toast[hidden]{ display:none; }
@keyframes toast-in{ from{ opacity:0; transform:translate(-50%,8px);} to{opacity:1;} }

/* ---------- Footer ---------- */
.site-footer{ text-align:center; color:var(--text-3); font-size:12px; padding-top:8px; }

/* ---------- Responsive ---------- */
@media (max-width:640px){
  .site-header{ padding:36px 20px 24px; }
  .wrap{ padding:18px 14px 64px; gap:16px; }
  #modules{ gap:16px; }
  .card{ padding:20px 18px; border-radius:18px; }
  .btn{ padding:10px 16px; }
  .chip{ padding:10px 14px; }
  .row-actions .btn{ flex:1 1 auto; text-align:center; }
  .output{ font-size:13px; padding:14px; max-height:260px; }
  .tool-row{ gap:16px; }
  .block-name{ min-width:auto; }
  .toolbar{ padding:18px; }
  .pair{ grid-template-columns:1fr; gap:24px; }
  .segmented{ max-width:none; }
}

@media (min-width:641px) and (max-width:860px){
  .pair{ grid-template-columns:1fr; }
}

@media (min-width:1024px){
  :root{ --maxw:900px; }
  .card{ padding:32px; }
}

@media (prefers-reduced-motion:reduce){
  *{ animation:none !important; transition:none !important; }
}