/* ============================================================
   MYCFO - Documents (증빙관리) Styles  Sprint 7
   ============================================================ */

/* ── Summary Strip ─────────────────────────────────────────── */
.doc-summary-strip {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
.doc-summary-card {
  flex: 1 1 130px;
  min-width: 120px;
  padding: 14px 16px;
  background: var(--color-bg-primary);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: border-color 0.15s, box-shadow 0.15s;
  user-select: none;
}
.doc-summary-card:hover        { border-color: var(--color-brand-blue); box-shadow: 0 2px 8px rgba(0,0,0,.06); }
.doc-summary-card.active-filter{ border-color: var(--color-brand-blue); background: var(--color-brand-blue-light); }
.doc-summary-label { font-size: 11px; color: var(--color-text-tertiary); margin-bottom: 4px; font-weight: 500; letter-spacing: .3px; text-transform: uppercase; }
.doc-summary-value { font-size: 24px; font-weight: 700; color: var(--color-text-primary); line-height: 1; margin-bottom: 2px; }
.doc-summary-sub   { font-size: 11px; color: var(--color-text-tertiary); }

.doc-summary-card.supplement  .doc-summary-value { color: var(--color-warning); }
.doc-summary-card.missing      .doc-summary-value { color: var(--color-danger); }
.doc-summary-card.risk-cd      .doc-summary-value { color: #dc2626; }
.doc-summary-card.complete     .doc-summary-value { color: var(--color-success); }

/* ── Toolbar ────────────────────────────────────────────────── */
.doc-toolbar {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 12px;
  padding: 10px 14px;
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}
.doc-search-wrap {
  position: relative;
  flex: 1 1 200px;
  min-width: 160px;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-secondary);
}
.doc-search-wrap svg { color: var(--color-text-tertiary); flex-shrink: 0; }
.doc-search {
  flex: 1;
  border: none;
  background: transparent;
  font-size: 13px;
  color: var(--color-text-primary);
  outline: none;
}
.doc-search::placeholder { color: var(--color-text-tertiary); }
.doc-filter-select {
  padding: 6px 10px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-secondary);
  font-size: 12px;
  color: var(--color-text-primary);
  cursor: pointer;
  outline: none;
  min-width: 120px;
}
.doc-filter-select:focus { border-color: var(--color-brand-blue); }
.doc-view-btn {
  padding: 6px 10px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-secondary);
  font-size: 14px;
  cursor: pointer;
  color: var(--color-text-secondary);
  transition: all 0.15s;
}
.doc-view-btn.active,
.doc-view-btn:hover { background: var(--color-text-primary); color: #fff; border-color: var(--color-text-primary); }

/* ── Amount Bar ─────────────────────────────────────────────── */
.doc-amount-bar {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  padding: 10px 16px;
  background: var(--color-bg-secondary);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  font-size: 12px;
  color: var(--color-text-secondary);
  align-items: center;
}
.doc-amount-item { display: flex; flex-direction: column; gap: 2px; }
.doc-amount-label { font-size: 10px; color: var(--color-text-tertiary); text-transform: uppercase; letter-spacing: .3px; }
.doc-amount-value { font-size: 15px; font-weight: 700; color: var(--color-text-primary); }
.doc-amount-sep { color: var(--color-border); font-size: 18px; }

/* ── Badges ─────────────────────────────────────────────────── */
.doc-type-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
  background: var(--color-bg-secondary);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
}
.doc-type-badge.카드전표   { background: #e0f2fe; color: #0369a1; border-color: #bae6fd; }
.doc-type-badge.세금계산서 { background: #d1fae5; color: #065f46; border-color: #a7f3d0; }
.doc-type-badge.현금영수증 { background: #ecfdf5; color: #047857; border-color: #6ee7b7; }
.doc-type-badge.계약서     { background: #ede9fe; color: #5b21b6; border-color: #c4b5fd; }
.doc-type-badge.견적서     { background: #fff7ed; color: #9a3412; border-color: #fed7aa; }
.doc-type-badge.거래명세서 { background: #fef3c7; color: #92400e; border-color: #fde68a; }
.doc-type-badge.사진       { background: #fce7f3; color: #831843; border-color: #fbcfe8; }
.doc-type-badge.이메일     { background: #e0e7ff; color: #3730a3; border-color: #c7d2fe; }
.doc-type-badge.카카오톡   { background: #fef9c3; color: #713f12; border-color: #fde047; }
.doc-type-badge.회의록     { background: #f0fdf4; color: #14532d; border-color: #bbf7d0; }
.doc-type-badge.출장보고서 { background: #fff1f2; color: #881337; border-color: #fda4af; }
.doc-type-badge.법인세신고서{ background: #f8fafc; color: #334155; border-color: #94a3b8; }
.doc-type-badge.부가세신고서{ background: #f8fafc; color: #334155; border-color: #94a3b8; }
.doc-type-badge.재무제표   { background: #f1f5f9; color: #1e293b; border-color: #cbd5e1; }
.doc-type-badge.기타       { background: var(--color-bg-secondary); color: var(--color-text-secondary); }

.doc-status-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
}
.doc-status-badge.미첨부    { background: #fef2f2; color: #dc2626; border: 1px solid #fca5a5; }
.doc-status-badge.첨부완료  { background: #f0fdf4; color: #15803d; border: 1px solid #86efac; }
.doc-status-badge.보완필요  { background: #fff7ed; color: #c2410c; border: 1px solid #fdba74; }
.doc-status-badge.검토완료  { background: #eff6ff; color: #1d4ed8; border: 1px solid #93c5fd; }
.doc-status-badge.보관      { background: #f1f5f9; color: #475569; border: 1px solid #cbd5e1; }

.doc-grade-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  font-size: 13px;
  font-weight: 800;
  border: 2px solid currentColor;
}
.doc-grade-badge.A { color: #15803d; background: #dcfce7; }
.doc-grade-badge.B { color: #1d4ed8; background: #dbeafe; }
.doc-grade-badge.C { color: #c2410c; background: #ffedd5; }
.doc-grade-badge.D { color: #dc2626; background: #fee2e2; }
.doc-grade-badge.검토필요 { color: #6b7280; background: #f3f4f6; font-size:9px; width:36px; border-radius:8px; }

/* ── Table ──────────────────────────────────────────────────── */
.doc-table-wrap { overflow-x: auto; background: var(--color-bg-primary); border: 1px solid var(--color-border); border-radius: var(--radius-lg); }
.doc-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.doc-table thead tr { background: var(--color-bg-secondary); }
.doc-table th { padding: 10px 12px; text-align: left; font-size: 11px; font-weight: 600; color: var(--color-text-secondary); border-bottom: 1px solid var(--color-border); white-space: nowrap; }
.doc-table td { padding: 11px 12px; border-bottom: 1px solid var(--color-border); vertical-align: middle; }
.doc-table tbody tr:last-child td { border-bottom: none; }
.doc-table tbody tr:hover { background: var(--color-bg-secondary); cursor: pointer; }
.td-doc-name { font-weight: 500; color: var(--color-text-primary); max-width: 220px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.td-doc-date { font-size: 12px; color: var(--color-text-secondary); white-space: nowrap; }
.td-doc-muted { font-size: 12px; color: var(--color-text-secondary); }
.td-doc-amount { font-weight: 600; white-space: nowrap; }

/* ── Card Grid ──────────────────────────────────────────────── */
.doc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
  margin-bottom: 12px;
}
.doc-card {
  background: var(--color-bg-primary);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 16px;
  cursor: pointer;
  transition: border-color 0.15s, box-shadow 0.15s;
  border-left: 4px solid var(--color-border);
  position: relative;
}
.doc-card:hover { border-color: var(--color-brand-blue); box-shadow: 0 3px 12px rgba(0,0,0,.08); }
.doc-card.grade-A { border-left-color: #15803d; }
.doc-card.grade-B { border-left-color: #1d4ed8; }
.doc-card.grade-C { border-left-color: #c2410c; }
.doc-card.grade-D { border-left-color: #dc2626; }
.doc-card.grade-검토필요 { border-left-color: #9ca3af; }
.doc-card.status-보완필요 { border-left-color: #f97316; }
.doc-card.status-미첨부   { border-left-color: #ef4444; }
.doc-card-header { display: flex; justify-content: space-between; align-items: flex-start; gap: 8px; margin-bottom: 10px; }
.doc-card-title  { font-size: 13px; font-weight: 600; color: var(--color-text-primary); line-height: 1.4; flex: 1; }
.doc-card-meta   { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; margin-bottom: 8px; }
.doc-card-footer { display: flex; justify-content: space-between; align-items: center; margin-top: 10px; padding-top: 10px; border-top: 1px solid var(--color-border); }
.doc-card-amount { font-size: 15px; font-weight: 700; color: var(--color-text-primary); }
.doc-card-issuer { font-size: 11px; color: var(--color-text-tertiary); }

/* ── File Upload Area ───────────────────────────────────────── */
.doc-upload-area {
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  background: var(--color-bg-secondary);
  color: var(--color-text-secondary);
  font-size: 13px;
}
.doc-upload-area:hover { border-color: var(--color-brand-blue); background: var(--color-brand-blue-light); }
.doc-upload-area.dragover { border-color: var(--color-brand-blue); background: var(--color-brand-blue-light); }
.doc-upload-area svg { color: var(--color-text-tertiary); margin-bottom: 8px; }
.doc-upload-area-title { font-weight: 600; margin-bottom: 4px; }
.doc-upload-area-sub { font-size: 11px; color: var(--color-text-tertiary); }

.doc-file-preview {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-top: 10px;
}
.doc-file-icon { font-size: 24px; flex-shrink: 0; }
.doc-file-info { flex: 1; min-width: 0; }
.doc-file-name { font-size: 13px; font-weight: 500; color: var(--color-text-primary); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.doc-file-meta { font-size: 11px; color: var(--color-text-tertiary); margin-top: 2px; }
.doc-file-remove { padding: 4px 8px; border: 1px solid var(--color-border); border-radius: var(--radius-sm); background: transparent; font-size: 12px; cursor: pointer; color: var(--color-danger); transition: all .15s; }
.doc-file-remove:hover { background: #fee2e2; border-color: #fca5a5; }

.doc-attach-list { display: flex; flex-direction: column; gap: 6px; margin-top: 10px; }
.doc-attach-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 13px;
  cursor: pointer;
  transition: background 0.15s;
}
.doc-attach-item:hover { background: var(--color-brand-blue-light); }
.doc-attach-icon { font-size: 18px; }
.doc-attach-name { flex: 1; font-weight: 500; color: var(--color-text-primary); }
.doc-attach-meta { font-size: 11px; color: var(--color-text-tertiary); white-space: nowrap; }

/* ── Modal ──────────────────────────────────────────────────── */
.doc-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 1000;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 32px 16px;
  overflow-y: auto;
}
.doc-modal-box {
  background: var(--color-bg-primary);
  border-radius: var(--radius-xl);
  box-shadow: 0 20px 60px rgba(0,0,0,.2);
  padding: 28px;
  width: 100%;
  max-width: 680px;
  position: relative;
  animation: modalIn .2s ease;
  margin: auto;
}
@keyframes modalIn { from { opacity:0; transform:translateY(-12px); } to { opacity:1; transform:none; } }
.doc-modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  width: 28px;
  height: 28px;
  font-size: 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  transition: all .15s;
}
.doc-modal-close:hover { background: #fee2e2; color: var(--color-danger); border-color: #fca5a5; }
.doc-modal-title { font-size: 16px; font-weight: 700; color: var(--color-text-primary); margin-bottom: 20px; }
.doc-modal-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.doc-modal-footer {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
}

/* ── Detail Hero ────────────────────────────────────────────── */
.doc-detail-hero {
  background: var(--color-bg-primary);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 20px 24px;
  margin-bottom: 16px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  border-left: 5px solid var(--color-border);
}
.doc-detail-hero.grade-A { border-left-color: #15803d; }
.doc-detail-hero.grade-B { border-left-color: #1d4ed8; }
.doc-detail-hero.grade-C { border-left-color: #c2410c; }
.doc-detail-hero.grade-D { border-left-color: #dc2626; }
.doc-detail-hero.grade-검토필요 { border-left-color: #9ca3af; }
.doc-detail-hero-left { flex: 1; min-width: 0; }
.doc-detail-hero-name { font-size: 18px; font-weight: 700; color: var(--color-text-primary); margin: 8px 0 6px; line-height: 1.3; }
.doc-detail-hero-meta { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; font-size: 12px; color: var(--color-text-secondary); margin-top: 6px; }
.doc-detail-hero-right { text-align: right; flex-shrink: 0; }
.doc-detail-amount { font-size: 22px; font-weight: 800; color: var(--color-text-primary); letter-spacing: -0.5px; }
.doc-detail-amount-sub { font-size: 11px; color: var(--color-text-tertiary); margin-top: 2px; }

/* ── Stat Row ───────────────────────────────────────────────── */
.doc-stat-row { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px,1fr)); gap: 10px; margin-bottom: 16px; }
.doc-stat-card { background: var(--color-bg-primary); border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: 12px 14px; }
.doc-stat-label { font-size: 10px; color: var(--color-text-tertiary); text-transform: uppercase; letter-spacing: .3px; margin-bottom: 4px; }
.doc-stat-value { font-size: 15px; font-weight: 700; color: var(--color-text-primary); }

/* ── Tabs ───────────────────────────────────────────────────── */
.doc-tabs-header {
  display: flex;
  gap: 2px;
  border-bottom: 2px solid var(--color-border);
  margin-bottom: 16px;
  overflow-x: auto;
}
.doc-tab-btn {
  padding: 8px 14px;
  border: none;
  background: transparent;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-secondary);
  cursor: pointer;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: color .15s;
}
.doc-tab-btn:hover  { color: var(--color-text-primary); }
.doc-tab-btn.active { color: var(--color-text-primary); border-bottom-color: var(--color-text-primary); font-weight: 700; }
.doc-tab-panel { display: none; }
.doc-tab-panel.active { display: block; }

/* ── Info Grid ──────────────────────────────────────────────── */
.doc-info-grid { display: flex; flex-direction: column; gap: 0; background: var(--color-bg-primary); border: 1px solid var(--color-border); border-radius: var(--radius-lg); overflow: hidden; margin-bottom: 14px; }
.doc-info-row { display: grid; grid-template-columns: 130px 1fr 130px 1fr; border-bottom: 1px solid var(--color-border); }
.doc-info-row:last-child { border-bottom: none; }
.doc-info-full { display: grid; grid-template-columns: 130px 1fr; border-bottom: 1px solid var(--color-border); }
.doc-info-full:last-child { border-bottom: none; }
.doc-info-label { padding: 10px 14px; font-size: 12px; font-weight: 600; color: var(--color-text-secondary); background: var(--color-bg-secondary); border-right: 1px solid var(--color-border); display: flex; align-items: center; }
.doc-info-value { padding: 10px 14px; font-size: 13px; color: var(--color-text-primary); display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }

/* ── Grade Selector ─────────────────────────────────────────── */
.doc-grade-selector { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 14px; }
.doc-grade-chip {
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all .15s;
  user-select: none;
}
.doc-grade-chip.A         { background: #dcfce7; color: #15803d; }
.doc-grade-chip.A.active  { border-color: #15803d; box-shadow: 0 0 0 3px rgba(21,128,61,.15); }
.doc-grade-chip.B         { background: #dbeafe; color: #1d4ed8; }
.doc-grade-chip.B.active  { border-color: #1d4ed8; box-shadow: 0 0 0 3px rgba(29,78,216,.15); }
.doc-grade-chip.C         { background: #ffedd5; color: #c2410c; }
.doc-grade-chip.C.active  { border-color: #c2410c; box-shadow: 0 0 0 3px rgba(194,65,12,.15); }
.doc-grade-chip.D         { background: #fee2e2; color: #dc2626; }
.doc-grade-chip.D.active  { border-color: #dc2626; box-shadow: 0 0 0 3px rgba(220,38,38,.15); }
.doc-grade-chip.검토필요   { background: #f3f4f6; color: #6b7280; }
.doc-grade-chip.검토필요.active { border-color: #9ca3af; box-shadow: 0 0 0 3px rgba(156,163,175,.15); }

/* ── Memo Box ───────────────────────────────────────────────── */
.doc-memo-box { background: var(--color-bg-primary); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 16px; margin-bottom: 14px; }
.doc-memo-box-title { font-size: 12px; font-weight: 700; color: var(--color-text-secondary); text-transform: uppercase; letter-spacing: .3px; margin-bottom: 10px; }
.doc-memo-textarea { width: 100%; padding: 10px 12px; border: 1px solid var(--color-border); border-radius: var(--radius-md); font-size: 13px; font-family: inherit; color: var(--color-text-primary); background: var(--color-bg-secondary); resize: vertical; outline: none; line-height: 1.6; box-sizing: border-box; }
.doc-memo-textarea:focus { border-color: var(--color-brand-blue); }
.doc-memo-save-bar { display: flex; justify-content: space-between; align-items: center; margin-top: 8px; }

/* ── Supplement Alert ───────────────────────────────────────── */
.doc-supplement-alert {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 16px;
  background: #fff7ed;
  border: 1.5px solid #fdba74;
  border-radius: var(--radius-lg);
  margin-bottom: 14px;
}
.doc-supplement-icon  { font-size: 22px; flex-shrink: 0; }
.doc-supplement-title { font-size: 14px; font-weight: 700; color: #c2410c; margin-bottom: 4px; }
.doc-supplement-desc  { font-size: 13px; color: #7c2d12; line-height: 1.6; }

/* ── 증빙팩 (Evidence Pack) ─────────────────────────────────── */
.doc-evidence-pack {
  background: linear-gradient(135deg, #f8fafc 0%, #e0f2fe 100%);
  border: 2px dashed #93c5fd;
  border-radius: var(--radius-xl);
  padding: 20px 22px;
  margin-bottom: 14px;
}
.doc-evidence-pack-title {
  font-size: 14px;
  font-weight: 700;
  color: #1e3a5f;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.doc-pack-items {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 8px;
  margin-bottom: 16px;
}
.doc-pack-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: #fff;
  border: 1px solid #93c5fd;
  border-radius: var(--radius-md);
  font-size: 12px;
  color: #1e40af;
}
.doc-pack-item.missing {
  background: #fef9c3;
  border-color: #fde047;
  color: #713f12;
}
.doc-pack-item-icon { font-size: 16px; }
.doc-pack-pdf-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: #1d4ed8;
  color: #fff;
  border: none;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  opacity: .7;
  transition: opacity .15s;
}
.doc-pack-pdf-btn:hover { opacity: .85; }
.doc-pack-pdf-note { font-size: 11px; color: #64748b; margin-top: 6px; }

/* ── AI Checklist ───────────────────────────────────────────── */
.doc-ai-checklist {
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 14px;
}
.doc-ai-checklist-header {
  padding: 12px 14px;
  background: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-border);
  font-size: 12px;
  font-weight: 700;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: .3px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.doc-ai-checklist-body { padding: 14px; }
.doc-checklist-category {
  margin-bottom: 16px;
}
.doc-checklist-category:last-child { margin-bottom: 0; }
.doc-checklist-category-title {
  font-size: 12px;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.doc-checklist-items { display: flex; flex-direction: column; gap: 6px; }
.doc-checklist-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-text-secondary);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background .1s;
}
.doc-checklist-item:hover { background: var(--color-bg-secondary); }
.doc-checklist-item input[type="checkbox"] { accent-color: var(--color-brand-blue); width: 14px; height: 14px; flex-shrink: 0; }
.doc-checklist-item.checked { color: var(--color-text-tertiary); text-decoration: line-through; }

/* ── Timeline ───────────────────────────────────────────────── */
.doc-timeline { display: flex; flex-direction: column; gap: 0; padding: 4px 0; }
.doc-timeline-item {
  display: grid;
  grid-template-columns: 16px 90px 1fr;
  gap: 8px 12px;
  align-items: start;
  padding: 12px 0;
  border-left: 2px solid var(--color-border);
  margin-left: 8px;
  padding-left: 16px;
  position: relative;
}
.doc-timeline-item:last-child { border-left-color: transparent; }
.doc-timeline-dot {
  position: absolute;
  left: -9px;
  top: 16px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 2px solid var(--color-bg-primary);
  background: var(--color-border);
}
.doc-timeline-dot.dot-blue   { background: var(--color-brand-blue); }
.doc-timeline-dot.dot-green  { background: var(--color-success); }
.doc-timeline-dot.dot-orange { background: var(--color-warning); }
.doc-timeline-dot.dot-red    { background: var(--color-danger); }
.doc-timeline-dot.dot-gray   { background: var(--color-text-tertiary); }
.doc-timeline-date  { font-size: 11px; color: var(--color-text-tertiary); padding-top: 1px; grid-column: 1/2; display: none; }
.doc-timeline-title { font-size: 13px; font-weight: 600; color: var(--color-text-primary); grid-column: 1; }
.doc-timeline-desc  { font-size: 12px; color: var(--color-text-secondary); line-height: 1.5; grid-column: 1; margin-top: 2px; }

/* ── Linked Empty ───────────────────────────────────────────── */
.doc-linked-empty {
  text-align: center;
  padding: 40px 20px;
  color: var(--color-text-tertiary);
}
.doc-linked-empty-icon { font-size: 36px; margin-bottom: 10px; }
.doc-linked-empty-text { font-size: 14px; font-weight: 600; color: var(--color-text-secondary); margin-bottom: 4px; }
.doc-linked-empty-sub  { font-size: 12px; }

/* ── Toast ──────────────────────────────────────────────────── */
.doc-toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--color-text-primary);
  color: #fff;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 500;
  z-index: 9999;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity .25s, transform .25s;
  pointer-events: none;
  max-width: 320px;
}
.doc-toast.show { opacity: 1; transform: none; }

/* ── Empty State ────────────────────────────────────────────── */
.doc-empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--color-text-tertiary);
}
.doc-empty-icon { font-size: 48px; margin-bottom: 12px; }
.doc-empty-text { font-size: 15px; font-weight: 600; color: var(--color-text-secondary); margin-bottom: 6px; }
.doc-empty-sub  { font-size: 13px; }

/* ── File Extension Icons ───────────────────────────────────── */
.doc-ext-icon { display: inline-block; padding: 1px 5px; border-radius: 3px; font-size: 10px; font-weight: 700; text-transform: uppercase; }
.doc-ext-icon.pdf  { background: #fee2e2; color: #dc2626; }
.doc-ext-icon.xlsx { background: #dcfce7; color: #15803d; }
.doc-ext-icon.jpg,
.doc-ext-icon.png,
.doc-ext-icon.jpeg { background: #e0f2fe; color: #0369a1; }
.doc-ext-icon.docx { background: #dbeafe; color: #1d4ed8; }
.doc-ext-icon.other{ background: var(--color-bg-secondary); color: var(--color-text-secondary); }

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 768px) {
  .doc-modal-grid { grid-template-columns: 1fr; }
  .doc-info-row { grid-template-columns: 100px 1fr; }
  .doc-info-row .doc-info-label:nth-child(3),
  .doc-info-row .doc-info-value:nth-child(4) {
    border-top: 1px solid var(--color-border);
  }
  .doc-detail-hero { flex-direction: column; }
  .doc-detail-hero-right { text-align: left; }
}