/* AI slice styles (SPEC §13.2): the AI 展示圖 panel and the AI 文案 helper in the product form, plus the note under an
   AI 展示圖 on the buyer's product page. Reuses the tokens from style.css (--green, --pale, --line, --muted …). */

/* ---- 展示圖 panel ------------------------------------------------------------------------------------------- */
.ai-panel{border:1px solid #dfe6d3;background:#f8faf4;border-radius:12px;padding:16px 18px;margin:-6px 0 24px;min-width:0}
.ai-panel-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:8px}
.ai-title{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:15px;font-weight:600;color:var(--green);margin:0}
.ai-title svg{width:18px;height:18px}
.ai-title:focus{outline:none}
.ai-title:focus-visible{outline:2px solid var(--green);outline-offset:3px;border-radius:4px}
.ai-optional{display:inline-block;font-size:11px;font-weight:400;color:var(--muted);background:var(--pale);border-radius:10px;padding:1px 7px}
.ai-pill{flex:none}
.ai-principle{display:flex;gap:8px;align-items:flex-start;font-size:12px;line-height:1.75;color:#50634c;margin:0 0 10px}
.ai-principle svg{width:16px;height:16px;flex:none;margin-top:3px}
.ai-mock-note,.ai-mock-text{font-size:12px;line-height:1.7;color:#825429}
.ai-mock-note{background:#f9efdf;border-radius:6px;padding:6px 10px;margin:0 0 12px}
.ai-body{display:grid;gap:12px;min-width:0}
.ai-body:empty{display:none}
.ai-notice,.ai-error{margin:0}

/* controls */
.ai-controls{display:flex;flex-wrap:wrap;align-items:flex-end;gap:10px 12px}
.ai-controls .form-field{margin:0;flex:1 1 220px;min-width:0;gap:6px}
.ai-controls .form-field label{font-size:13px}
.ai-controls .form-field select{padding:10px 12px}
.ai-controls .btn{flex:none}
.ai-hint{flex-basis:100%;margin:0}
.ai-panel .btn[disabled],.ai-copy .btn[disabled]{opacity:.55;cursor:not-allowed;transform:none}
.ai-panel .btn[disabled]:hover{background:var(--green)}
.ai-panel .btn.secondary[disabled]:hover,.ai-copy .btn.secondary[disabled]:hover{background:transparent}

/* progress */
.ai-progress{display:flex;gap:12px;align-items:flex-start;background:var(--white);border:1px solid var(--line);border-radius:10px;padding:12px 14px}
.ai-progress strong{display:block;font-size:13px;font-weight:600;color:var(--green)}
.ai-progress p{margin:4px 0 0}
.ai-spinner{width:18px;height:18px;margin-top:2px;border-radius:50%;border:2px solid #d9e0cf;border-top-color:var(--green);animation:ai-spin .8s linear infinite;flex:none}
@keyframes ai-spin{to{transform:rotate(360deg)}}
@media (prefers-reduced-motion:reduce){.ai-spinner{animation-duration:2.4s}}

/* result preview */
.ai-result{margin:0;display:grid;grid-template-columns:minmax(0,180px) minmax(0,1fr);gap:14px;align-items:start;background:var(--white);border:1px solid var(--line);border-radius:10px;padding:12px}
.ai-result-img{position:relative;border-radius:8px;overflow:hidden;background:var(--pale)}
.ai-result-img img{display:block;width:100%;aspect-ratio:1/1;object-fit:cover}
.ai-result figcaption{min-width:0}
.ai-result figcaption p{margin:0 0 6px}
.ai-label{font-size:13px;font-weight:600;color:var(--green);line-height:1.6}
.ai-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}

/* the 展示圖 in use */
.ai-current{display:flex;gap:12px;align-items:flex-start;background:var(--white);border:1px solid #cfdcc3;border-radius:10px;padding:12px}
.ai-thumb{width:84px;height:84px;object-fit:cover;border-radius:8px;flex:none;background:var(--pale)}
.ai-current>div{min-width:0}
.ai-current-title{display:flex;align-items:flex-start;gap:6px;font-size:13px;font-weight:600;color:var(--green);line-height:1.6;margin:0 0 4px}
.ai-current-title svg{width:16px;height:16px;flex:none;margin-top:3px}
.ai-current .small-text{margin:0 0 8px}

.ai-link{display:inline;padding:0;margin-left:4px;font:inherit;font-size:12px;color:var(--green);text-decoration:underline;text-underline-offset:3px;white-space:normal}
.ai-link:hover{color:var(--deep)}

/* ---- 文案 helper ---------------------------------------------------------------------------------------------- */
.ai-copy{display:grid;gap:8px;margin-top:10px;min-width:0}
.ai-copy-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px}
.ai-copy-row .small-text{margin:0}
.ai-copy-more summary{cursor:pointer;font-size:12px;color:var(--green);width:max-content;max-width:100%}
.ai-copy-more textarea{margin-top:8px;width:100%;border:1px solid #d5d9cd;border-radius:7px;padding:10px 12px;background:var(--white);color:var(--ink);font:inherit;font-size:13px;line-height:1.7;resize:vertical}
.ai-copy-more small{display:block;margin-top:4px;font-size:12px;color:var(--muted);line-height:1.6}
#ai-copy-status:empty{display:none}
.ai-copy-note{margin:0}
.ai-copy-note strong{display:block;font-weight:600;margin-bottom:2px}
.ai-copy-note p{margin:0}
.ai-notes{margin:4px 0 2px;padding-left:18px;font-size:12px;line-height:1.7}

/* ---- buyer's product page (app.js renders .ai-image-note under an AI 展示圖) ----------------------------------- */
.ai-image-note{margin-top:10px;line-height:1.75}
.ai-image-note svg{width:14px;height:14px;vertical-align:-2px;margin-right:4px}
.ai-image-note a{color:var(--green);text-decoration:underline;text-underline-offset:3px;margin-left:4px}

/* ---- small screens (390 px) --------------------------------------------------------------------------------- */
@media (max-width:560px){
  .ai-panel{padding:14px 14px}
  .ai-result{grid-template-columns:minmax(0,1fr)}
  .ai-result-img{max-width:320px}
  .ai-controls .btn{width:100%}
  .ai-actions .btn{flex:1 1 auto}
  .ai-current{flex-wrap:wrap}
}