/* MVP local: visualize a cor no ambiente. */
.ambient-section{background:var(--pch);padding:82px 0;border-top:1px solid var(--rul);border-bottom:1px solid var(--rul)}
.ambient-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(240px,360px);gap:28px;align-items:end;margin-bottom:28px}
.ambient-kicker{display:block;font-size:.6rem;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--rust);margin-bottom:9px}
.ambient-title{font-family:'Cormorant Garamond',serif;font-size:clamp(2rem,3.6vw,3.1rem);line-height:1.02;color:var(--ink);margin:0 0 12px}
.ambient-lead{font-size:.96rem;line-height:1.75;color:var(--slv);max-width:760px;margin:0}
.ambient-note{background:#fff;border-left:3px solid var(--gold);padding:14px 16px;font-size:.8rem;line-height:1.62;color:var(--slv)}
.ambient-layout{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(300px,.85fr);gap:24px;align-items:start}
.ambient-preview-card,.ambient-controls{background:#fff;border:1px solid var(--rul);padding:20px}
.ambient-upload{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:16px}
.ambient-upload input{position:absolute;inline-size:1px;block-size:1px;opacity:0;pointer-events:none}
.ambient-upload-label{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--ink);color:#fff;font-size:.72rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;padding:12px 18px;cursor:pointer;transition:background .18s,transform .18s}
.ambient-upload-label:hover,.ambient-upload-label:focus-within{background:var(--brd);transform:translateY(-1px)}
.ambient-file-name{font-size:.76rem;color:var(--slv);line-height:1.4}
.ambient-frame{position:relative;min-height:360px;background:linear-gradient(135deg,rgba(30,112,144,.08),rgba(196,154,40,.12));border:1px dashed rgba(26,10,6,.18);overflow:hidden;display:flex;align-items:center;justify-content:center}
.ambient-frame img{width:100%;height:100%;max-height:620px;object-fit:contain;display:block}
.ambient-overlay{position:absolute;inset:0;background:#C49A28;opacity:0;pointer-events:none;mix-blend-mode:multiply;transition:background .18s,opacity .18s}
.ambient-frame.has-image .ambient-overlay{opacity:.35}
.ambient-empty{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;text-align:center;padding:28px;color:var(--slv);font-size:.88rem;line-height:1.6}
.ambient-frame.has-image .ambient-empty{display:none}
.ambient-actions{display:flex;justify-content:flex-end;margin-top:14px}
.ambient-clear{background:transparent;border:1px solid var(--rul);color:var(--slv);font-family:inherit;font-size:.68rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;padding:10px 14px;cursor:pointer}
.ambient-clear:hover,.ambient-clear:focus-visible{border-color:var(--rust);color:var(--rust);outline:none}
.ambient-clear:disabled{opacity:.45;cursor:not-allowed}
.ambient-controls{display:grid;gap:18px}
.ambient-field{display:grid;gap:8px}
.ambient-label{font-size:.62rem;font-weight:700;letter-spacing:.15em;text-transform:uppercase;color:var(--rust)}
.ambient-select,.ambient-range{width:100%}
.ambient-select{background:#fff;border:1px solid var(--rul);padding:12px 13px;font-family:inherit;color:var(--ink);font-size:.88rem}
.ambient-range{accent-color:var(--gold)}
.ambient-selected{display:grid;grid-template-columns:58px 1fr;gap:12px;align-items:center;background:rgba(196,154,40,.08);border:1px solid rgba(196,154,40,.24);padding:12px}
.ambient-swatch{width:58px;height:58px;border:1px solid rgba(26,10,6,.16);background:#C49A28}
.ambient-color-name{font-family:'Cormorant Garamond',serif;font-weight:700;font-size:1.25rem;color:var(--ink);line-height:1.1}
.ambient-color-meta{font-size:.72rem;color:var(--slv);margin-top:3px}
.ambient-range-row{display:flex;justify-content:space-between;gap:10px;font-size:.78rem;color:var(--slv)}
.ambient-wpp{display:inline-flex;align-items:center;justify-content:center;background:var(--wpp);color:#fff;font-size:.76rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:13px 18px;text-align:center}
.ambient-wpp:hover,.ambient-wpp:focus-visible{background:var(--wpd);color:#fff;outline:none}
@media(max-width:900px){
  .ambient-head,.ambient-layout{grid-template-columns:1fr}
  .ambient-frame{min-height:300px}
}
@media(max-width:380px){
  .ambient-section{padding:58px 0}
  .ambient-preview-card,.ambient-controls{padding:16px}
  .ambient-upload{align-items:flex-start;flex-direction:column}
  .ambient-frame{min-height:260px}
  .ambient-selected{grid-template-columns:46px 1fr}
  .ambient-swatch{width:46px;height:46px}
}