/* Pure Design Projects — Admin AI Upload Module
   Scoped under .pdp-ai-modal / .pdp-ai- prefix.
   Reuses tokens from admin.css. Do not introduce new color tokens. */

/* ============ Shade ============ */
.pdp-ai-shade {
  position: fixed; inset: 0;
  background: rgba(15, 23, 42, .45);
  display: none; align-items: center; justify-content: center;
  z-index: 250;
  font-family: var(--font-sans, 'Inter', system-ui, sans-serif);
  color: var(--ink);
}
.pdp-ai-shade.open { display: flex; }
.pdp-ai-shade[aria-hidden="false"] { display: flex; }

/* ============ Modal Card ============ */
.pdp-ai-modal {
  background: var(--panel);
  border-radius: 8px;
  width: min(720px, 92vw);
  max-height: 92vh;
  box-shadow: var(--shadow-2);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  animation: pdpAiModalIn .18s cubic-bezier(.16,1,.3,1);
}
@keyframes pdpAiModalIn {
  from { transform: translateY(8px) scale(.99); opacity: 0; }
  to   { transform: translateY(0)    scale(1);   opacity: 1; }
}

/* Full-screen on mobile */
@media (max-width: 768px) {
  .pdp-ai-modal {
    width: 100vw;
    height: 100vh;
    max-height: 100vh;
    border-radius: 0;
  }
}

/* ============ Header ============ */
.pdp-ai-head {
  padding: 18px 22px 12px;
  border-bottom: 1px solid var(--rule);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}
.pdp-ai-head h2 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
}
.pdp-ai-head p {
  margin: 4px 0 0;
  color: var(--ink-soft);
  font-size: 12.5px;
  line-height: 1.45;
}
.pdp-ai-close {
  background: transparent;
  border: 1px solid var(--rule);
  border-radius: 999px;
  width: 30px; height: 30px;
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--ink-soft);
  cursor: pointer;
  font-size: 16px; line-height: 1;
  transition: border-color 120ms ease, color 120ms ease;
  flex: 0 0 auto;
}
.pdp-ai-close:hover { border-color: var(--accent); color: var(--accent); }

/* ============ Body ============ */
.pdp-ai-body {
  padding: 18px 22px;
  overflow-y: auto;
  flex: 1 1 auto;
}

/* ============ Section labels ============ */
.pdp-ai-section + .pdp-ai-section { margin-top: 22px; }
.pdp-ai-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--ink-mute);
  margin: 0 0 10px;
  font-weight: 600;
}

/* ============ Drop zone ============ */
.pdp-ai-drop {
  border: 1.5px dashed var(--rule-strong);
  border-radius: 8px;
  background: var(--panel-2);
  padding: 22px;
  text-align: center;
  cursor: pointer;
  transition: border-color 150ms ease, background 150ms ease;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.pdp-ai-drop:hover { border-color: var(--accent); background: var(--accent-soft); }
.pdp-ai-drop.is-drag { border-color: var(--accent); background: var(--accent-soft); }
.pdp-ai-drop-icon {
  font-size: 28px; line-height: 1;
  color: var(--ink-mute);
}
.pdp-ai-drop-title {
  font-size: 13px;
  color: var(--ink);
  font-weight: 500;
}
.pdp-ai-drop-hint {
  font-size: 11.5px;
  color: var(--ink-mute);
}
.pdp-ai-drop input[type="file"] { display: none; }

/* ============ Preview ============ */
.pdp-ai-preview-wrap {
  display: flex; gap: 14px; align-items: center;
}
.pdp-ai-preview {
  width: 240px; height: 240px;
  border-radius: 6px;
  border: 1px solid var(--rule);
  background: var(--panel-2) center / cover no-repeat;
  flex: 0 0 auto;
}
@media (max-width: 520px) {
  .pdp-ai-preview { width: 160px; height: 160px; }
}
.pdp-ai-preview-meta {
  font-size: 12px;
  color: var(--ink-soft);
  line-height: 1.5;
}
.pdp-ai-preview-meta strong { color: var(--ink); font-weight: 500; }
.pdp-ai-link {
  background: none; border: 0; padding: 0; cursor: pointer;
  color: var(--accent); font-size: 12px;
  text-decoration: underline; text-underline-offset: 2px;
}
.pdp-ai-link:hover { color: var(--accent-deep); }

/* ============ Chip grid ============ */
.pdp-ai-chips {
  display: flex; flex-wrap: wrap; gap: 8px;
}
.pdp-ai-chip {
  font: 13px/1 var(--font-sans);
  padding: 9px 14px;
  border-radius: 999px;
  border: 1px solid var(--rule-strong);
  background: var(--panel);
  color: var(--ink);
  cursor: pointer;
  transition: background 120ms ease, color 120ms ease, border-color 120ms ease;
  user-select: none;
}
.pdp-ai-chip:hover { border-color: var(--accent); color: var(--accent); }
.pdp-ai-chip[aria-pressed="true"] {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* ============ Error ============ */
.pdp-ai-error {
  background: var(--danger-soft);
  color: var(--danger);
  border: 1px solid var(--danger);
  padding: 10px 12px;
  border-radius: 6px;
  font-size: 12.5px;
  margin-top: 10px;
}
.pdp-ai-error[hidden] { display: none; }

/* ============ Results grid ============ */
.pdp-ai-results {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
}
@media (max-width: 520px) {
  .pdp-ai-results { grid-template-columns: 1fr 1fr; gap: 10px; }
}
.pdp-ai-tile {
  border: 1px solid var(--rule);
  border-radius: 8px;
  overflow: hidden;
  background: var(--panel);
  display: flex; flex-direction: column;
}
.pdp-ai-tile-img {
  position: relative;
  aspect-ratio: 1 / 1;
  background: var(--panel-2);
  overflow: hidden;
}
.pdp-ai-tile-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}
.pdp-ai-tile-room {
  position: absolute;
  top: 8px; left: 8px;
  background: rgba(26, 31, 38, .72);
  color: #fff;
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: .06em;
  padding: 3px 8px;
  border-radius: 999px;
  z-index: 2;
  font-weight: 500;
}
.pdp-ai-tile-foot {
  padding: 8px;
  display: flex; gap: 6px; align-items: center;
  border-top: 1px solid var(--rule);
}
.pdp-ai-tile-btn {
  flex: 1 1 0;
  font: 12px/1 var(--font-sans);
  padding: 7px 8px;
  border-radius: 4px;
  border: 1px solid var(--rule-strong);
  background: var(--panel);
  color: var(--ink);
  cursor: pointer;
  transition: background 120ms ease, color 120ms ease, border-color 120ms ease;
}
.pdp-ai-tile-btn:hover { border-color: var(--accent); color: var(--accent); }
.pdp-ai-tile-btn:disabled { opacity: .5; cursor: not-allowed; }
.pdp-ai-tile.is-accepted {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-soft);
}
.pdp-ai-tile.is-accepted .pdp-ai-tile-btn.pdp-ai-tile-accept {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.pdp-ai-tile.is-failed .pdp-ai-tile-img {
  display: flex; align-items: center; justify-content: center;
  color: var(--danger);
  font-size: 12px;
  padding: 12px;
  text-align: center;
}

/* ============ Skeleton shimmer ============ */
.pdp-ai-tile.is-loading .pdp-ai-tile-img {
  background:
    linear-gradient(90deg,
      var(--panel-2) 0%,
      var(--rule) 50%,
      var(--panel-2) 100%);
  background-size: 200% 100%;
  animation: pdpAiShimmer 1.4s linear infinite;
}
@keyframes pdpAiShimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}
.pdp-ai-tile.is-loading .pdp-ai-tile-btn { visibility: hidden; }

/* ============ Footer ============ */
.pdp-ai-foot {
  padding: 14px 22px;
  border-top: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  background: var(--panel-2);
}
.pdp-ai-foot-meta {
  font-size: 10px;
  color: var(--ink-mute);
  letter-spacing: .04em;
}
.pdp-ai-foot-actions {
  display: flex; gap: 8px;
}

/* ============ Buttons ============ */
.pdp-ai-btn {
  font: 13px/1 var(--font-sans);
  padding: 10px 16px;
  border-radius: 6px;
  border: 1px solid var(--rule-strong);
  background: var(--panel);
  color: var(--ink);
  cursor: pointer;
  transition: background 120ms ease, color 120ms ease, border-color 120ms ease;
}
.pdp-ai-btn:hover { border-color: var(--accent); color: var(--accent); }
.pdp-ai-btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.pdp-ai-btn-primary:hover {
  background: var(--accent-deep);
  border-color: var(--accent-deep);
  color: #fff;
}
.pdp-ai-btn:disabled,
.pdp-ai-btn-primary:disabled {
  opacity: .5;
  cursor: not-allowed;
  background: var(--panel-2);
  color: var(--ink-mute);
  border-color: var(--rule);
}

/* Extra instructions + read-only prompt preview */
.pdp-ai-extra {
  width: 100%;
  resize: vertical;
  min-height: 56px;
  padding: 9px 11px;
  font: 13px/1.45 var(--font-sans, system-ui, sans-serif);
  color: var(--ink);
  background: var(--panel-2);
  border: 1px solid var(--rule);
  border-radius: 6px;
}
.pdp-ai-extra:focus {
  outline: none;
  border-color: var(--accent);
  background: var(--panel);
}
.pdp-ai-extra::placeholder { color: var(--ink-mute); }
.pdp-ai-prompt { margin-top: 8px; font-size: 12px; }
.pdp-ai-prompt > summary {
  cursor: pointer;
  color: var(--ink-soft);
  user-select: none;
}
.pdp-ai-prompt > summary:hover { color: var(--accent); }
.pdp-ai-prompt-pre {
  margin: 8px 0 0;
  padding: 10px 12px;
  white-space: pre-wrap;
  word-break: break-word;
  font: 12px/1.5 ui-monospace, SFMono-Regular, Menlo, monospace;
  color: var(--ink-soft);
  background: var(--panel-2);
  border: 1px solid var(--rule);
  border-left: 3px solid var(--accent);
  border-radius: 6px;
}

/* Hide step containers */
.pdp-ai-step[hidden] { display: none !important; }