/* ══════════════════════════════════════════════════
   Dental Data Upload — Frontend Styles v2
   ══════════════════════════════════════════════════ */

:root {
  --du-blue:    #1a6fc4;
  --du-blue-dk: #1358a0;
  --du-green:   #1a9e5c;
  --du-orange:  #e67e22;
  --du-red:     #c0392b;
  --du-border:  #dde1e7;
  --du-bg:      #f6f8fa;
  --du-white:   #ffffff;
  --du-text:    #1a1a2e;
  --du-muted:   #6c757d;
  --du-radius:  10px;
  --du-shadow:  0 2px 16px rgba(0,0,0,.07);
}

.du-wrap * { box-sizing: border-box; }

/* ── Tabs ────────────────────────────────────── */
.du-tabs {
  display: flex;
  gap: 2px;
  border-bottom: 2px solid var(--du-border);
  margin-bottom: 28px;
}
.du-tab {
  padding: 11px 22px;
  border: none; background: none; cursor: pointer;
  font-size: .95rem; font-weight: 600; color: var(--du-muted);
  border-bottom: 3px solid transparent; margin-bottom: -2px;
  transition: color .2s, border-color .2s;
  display: inline-flex; align-items: center; gap: 7px;
}
.du-tab:hover  { color: var(--du-blue); }
.du-tab.active { color: var(--du-blue); border-bottom-color: var(--du-blue); }
.du-tab-badge {
  background: var(--du-blue); color: #fff;
  border-radius: 20px; padding: 1px 7px; font-size: .72rem; font-weight: 700;
}

/* ── Menu badge ──────────────────────────────── */
.du-menu-badge {
  display: inline-block; background: var(--du-blue); color: #fff;
  border-radius: 20px; padding: 1px 7px; font-size: .72rem;
  font-weight: 700; margin-left: 5px; vertical-align: middle;
}

/* ── Notices ─────────────────────────────────── */
.du-notice {
  display: flex; gap: 14px; align-items: flex-start;
  padding: 16px 20px; border-radius: var(--du-radius); margin-bottom: 20px;
  border-left: 4px solid;
}
.du-notice > span { font-size: 1.5rem; flex-shrink: 0; }
.du-notice strong { display: block; margin-bottom: 3px; }
.du-notice p { margin: 0; font-size: .9rem; }
.du-notice a { color: inherit; font-weight: 700; }
.du-notice-warning { background: #fef9ec; color: #856404; border-color: #f0ad4e; }

/* ── Grid ────────────────────────────────────── */
.du-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.du-grid-sm { gap: 10px; }
.du-col-2   { grid-column: 1 / -1; }

/* ── Form fields ─────────────────────────────── */
.du-field { display: flex; flex-direction: column; }
.du-field label {
  font-weight: 600; font-size: .88rem;
  color: var(--du-text); margin-bottom: 5px;
}
.du-req { color: var(--du-red); }
.du-field input,
.du-field select,
.du-field textarea {
  padding: 9px 12px;
  border: 1.5px solid var(--du-border); border-radius: 6px;
  font-size: .92rem; color: var(--du-text); background: var(--du-white);
  transition: border-color .2s;
  outline: none;
}
.du-field input:focus,
.du-field select:focus,
.du-field textarea:focus {
  border-color: var(--du-blue);
  box-shadow: 0 0 0 3px rgba(26,111,196,.12);
}
.du-field textarea { resize: vertical; min-height: 70px; }

/* ── Dropzone ────────────────────────────────── */
.du-dropzone {
  border: 2px dashed var(--du-border); border-radius: 8px;
  background: var(--du-bg); text-align: center; cursor: pointer;
  padding: 30px 20px; position: relative;
  transition: border-color .2s, background .2s;
}
.du-dropzone:hover, .du-dropzone.drag-over {
  border-color: var(--du-blue); background: #eaf3ff;
}
.du-file-input {
  position: absolute; inset: 0; opacity: 0; cursor: pointer;
  width: 100%; height: 100%;
}
.du-dz-icon  { font-size: 2rem; margin-bottom: 8px; }
.du-dz-label p { margin: 4px 0; font-size: .92rem; }
.du-dz-formats { color: var(--du-muted) !important; font-size: .8rem !important; }
.du-dz-preview {
  display: flex; align-items: center; gap: 10px;
  background: #eaf3ff; border-radius: 6px; padding: 10px 14px;
}
#du-fname  { font-weight: 700; font-size: .9rem; flex: 1; word-break: break-all; }
.du-fsize  { color: var(--du-muted); font-size: .8rem; white-space: nowrap; }
#du-remove { background: none; border: none; cursor: pointer; color: var(--du-red); font-size: 1rem; }

/* ── Progress ────────────────────────────────── */
.du-progress {
  margin: 14px 0; height: 22px; background: var(--du-bg);
  border-radius: 20px; overflow: hidden; position: relative;
  border: 1px solid var(--du-border);
}
.du-progress-bar {
  height: 100%; background: var(--du-blue);
  border-radius: 20px; width: 0%; transition: width .3s;
}
#du-pct {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%);
  font-size: .78rem; font-weight: 700; color: #fff;
}

/* ── Buttons ─────────────────────────────────── */
.du-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 10px 22px; border-radius: 6px; border: none;
  cursor: pointer; font-size: .92rem; font-weight: 600;
  transition: background .15s, transform .1s; text-decoration: none;
}
.du-btn:active { transform: scale(.98); }
.du-btn-primary { background: var(--du-blue); color: #fff; margin-top: 10px; }
.du-btn-primary:hover { background: var(--du-blue-dk); color: #fff; }
.du-btn-outline { background: #fff; border: 1.5px solid var(--du-blue); color: var(--du-blue); }
.du-btn-outline:hover { background: #eaf3ff; }
.du-btn-ghost   { background: #fff; border: 1.5px solid var(--du-border); color: var(--du-muted); }
.du-btn-ghost:hover { background: var(--du-bg); }
.du-btn-danger  { background: var(--du-red); color: #fff; }
.du-btn-danger:hover { background: #a93226; color: #fff; }
.du-btn-sm { padding: 5px 12px; font-size: .82rem; }
.du-btn:disabled { opacity: .6; cursor: not-allowed; }

/* ── Alert ───────────────────────────────────── */
.du-alert {
  padding: 12px 16px; border-radius: 6px; font-size: .9rem; margin-bottom: 14px;
}
.du-alert-success { background: #e9f7ef; color: var(--du-green); border-left: 4px solid var(--du-green); }
.du-alert-error   { background: #fdf0ee; color: var(--du-red);   border-left: 4px solid var(--du-red); }

/* ── Filters ─────────────────────────────────── */
.du-filters { margin-bottom: 18px; display: flex; flex-wrap: wrap; gap: 8px; }
.du-filter {
  padding: 5px 14px; border-radius: 20px; border: 1.5px solid var(--du-border);
  background: var(--du-white); cursor: pointer; font-size: .85rem; font-weight: 600;
  color: var(--du-muted); transition: all .15s;
  display: inline-flex; align-items: center; gap: 5px;
}
.du-filter:hover, .du-filter.active {
  border-color: var(--du-blue); color: var(--du-blue); background: #eaf3ff;
}
.du-badge {
  background: var(--du-blue); color: #fff; border-radius: 20px;
  padding: 1px 6px; font-size: .72rem; font-weight: 700;
}

/* ── Order groups ────────────────────────────── */
.du-group { margin-bottom: 20px; border: 1px solid var(--du-border); border-radius: 10px; overflow: hidden; }
.du-group-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 16px; background: var(--du-bg); border-bottom: 1px solid var(--du-border);
}
.du-group-num  { font-weight: 700; font-size: .98rem; margin-right: 8px; }
.du-group-date { font-size: .82rem; color: var(--du-muted); margin-right: 8px; }
.du-group-count { font-size: .82rem; color: var(--du-muted); }
.du-list { padding: 10px 12px; display: flex; flex-direction: column; gap: 8px; }

/* ── File items ──────────────────────────────── */
.du-item {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 12px 14px; border: 1px solid var(--du-border);
  border-radius: 8px; background: var(--du-bg); transition: border-color .15s;
}
.du-item:hover { border-color: var(--du-blue); }
.du-item-icon  { font-size: 1.5rem; flex-shrink: 0; padding-top: 2px; }
.du-item-info  { flex: 1; min-width: 0; }
.du-item-name  { font-weight: 700; font-size: .95rem; margin-bottom: 5px; }
.du-item-tags  { display: flex; flex-wrap: wrap; gap: 5px; margin-bottom: 5px; }
.du-item-meta  { font-size: .8rem; color: var(--du-muted); }
.du-item-notes { font-size: .82rem; color: var(--du-muted); font-style: italic; margin-top: 4px; }

/* ── Tags ────────────────────────────────────── */
.du-tag {
  display: inline-flex; align-items: center;
  padding: 2px 9px; border-radius: 20px; font-size: .78rem; font-weight: 600;
}
.du-tag-order   { background: #e9ecef; color: #495057; }
.du-tag-patient { background: #fff3cd; color: #856404; }
.du-tag-type    { background: #d1ecf1; color: #0c5460; }
.du-status-pending    { background: #fff3cd; color: #856404; }
.du-status-processing { background: #cce5ff; color: #004085; }
.du-status-completed  { background: #d4edda; color: #155724; }
.du-status-rejected   { background: #f8d7da; color: #721c24; }

/* ── Item actions ────────────────────────────── */
.du-item-actions {
  display: flex; flex-direction: column; gap: 5px;
  flex-shrink: 0; min-width: 100px;
}
.du-locked { font-size: .8rem; color: var(--du-muted); text-align: center; padding-top: 4px; }

/* ── Edit form ───────────────────────────────── */
.du-edit-form { flex: 1; background: #f0f4ff; border-radius: 8px; padding: 12px; margin-right: 8px; }
.du-edit-actions { display: flex; gap: 8px; margin-top: 10px; }

/* ── Empty state ─────────────────────────────── */
.du-empty { text-align: center; padding: 48px 20px; color: var(--du-muted); }
.du-empty-icon { font-size: 3rem; margin-bottom: 10px; }
.du-empty h4   { color: var(--du-text); margin-bottom: 6px; font-size: 1.1rem; }
.du-empty p    { margin-bottom: 14px; }

/* ── Responsive ──────────────────────────────── */
@media (max-width: 640px) {
  .du-grid  { grid-template-columns: 1fr; }
  .du-col-2 { grid-column: 1; }
  .du-item  { flex-wrap: wrap; }
  .du-item-actions { flex-direction: row; width: 100%; min-width: auto; flex-shrink: unset; }
  .du-edit-form { margin-right: 0; margin-top: 10px; width: 100%; }
}

/* ── Customer logo upload/display ────────────── */
.du-optional {
  color: var(--du-muted);
  font-size: .78rem;
  font-weight: 500;
  margin-left: 4px;
}
.du-logo-input {
  width: 100%;
  border: 1.5px dashed var(--du-border);
  border-radius: 8px;
  background: var(--du-bg);
  padding: 11px 12px;
}
.du-field-help {
  margin: 6px 0 0;
  color: var(--du-muted);
  font-size: .8rem;
  line-height: 1.35;
}
.du-client-logo {
  margin-top: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  font-size: .82rem;
  color: var(--du-muted);
}
.du-client-logo-label {
  font-weight: 600;
  color: var(--du-text);
}
.du-client-logo img {
  max-width: 120px;
  max-height: 52px;
  object-fit: contain;
  background: #fff;
  border: 1px solid var(--du-border);
  border-radius: 6px;
  padding: 4px;
}

/* ── Dedicated Customer Logo page ────────────── */
.du-logo-page .du-logo-card {
  border: 1px solid var(--du-border);
  border-radius: 12px;
  background: var(--du-white);
  padding: 22px;
}
.du-logo-page .du-logo-card h3 {
  margin: 0 0 6px;
  font-size: 1.25rem;
  color: var(--du-text);
}
.du-current-logo {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px;
  margin: 18px 0;
  border: 1px solid var(--du-border);
  border-radius: 10px;
  background: var(--du-bg);
}
.du-current-logo img {
  max-width: 160px;
  max-height: 80px;
  object-fit: contain;
  background: #fff;
  border: 1px solid var(--du-border);
  border-radius: 8px;
  padding: 6px;
}
.du-logo-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}
.du-empty-compact {
  padding: 24px 16px;
  margin: 18px 0;
  border: 1px dashed var(--du-border);
  border-radius: 10px;
  background: var(--du-bg);
}
@media (max-width: 640px) {
  .du-current-logo {
    align-items: flex-start;
    flex-direction: column;
  }
}

/* ── Order-specific customer logo security ────────────── */
.du-logo-orders {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
  margin: 14px 0 24px;
}
.du-logo-order-card {
  border: 1px solid var(--du-border);
  border-radius: 12px;
  background: var(--du-white);
  padding: 14px;
}
.du-logo-order-head {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 10px;
  color: var(--du-text);
}
.du-logo-order-head span {
  color: var(--du-muted);
  font-size: .85rem;
}
.du-logo-order-head .du-tag-order {
  color: var(--du-text);
}
.du-logo-page #du-logo-form {
  border-top: 1px solid var(--du-border);
  padding-top: 18px;
  margin-top: 8px;
}