* { box-sizing: border-box; }
html, body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-ui);
  font-size: 15px;
  line-height: 1.45;
}
a { color: var(--color-primary); text-decoration: none; }
a:hover { color: var(--color-primary-hover); }
code { font-family: var(--font-code); font-size: 0.9em; background: var(--color-surface); padding: 1px 6px; border-radius: var(--radius-sm); }
pre { font-family: var(--font-code); background: var(--color-surface); padding: 12px; border-radius: var(--radius-sm); overflow: auto; }

.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 28px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
}
.brand { font-weight: 600; color: var(--color-text); font-size: 1.05rem; }
.topbar-right { display: flex; gap: 14px; align-items: center; }
.user { color: var(--color-text-muted); font-size: 0.9rem; }
.link { background: none; border: none; color: var(--color-primary); cursor: pointer; padding: 0; font: inherit; }

.container { max-width: 1100px; margin: 0 auto; padding: 24px; display: flex; flex-direction: column; gap: 16px; }
.container.wide { max-width: 1480px; }
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 20px;
}
.card h1, .card h2 { margin: 0 0 12px; font-weight: 600; }
.card h2 { font-size: 1.05rem; }
.muted { color: var(--color-text-muted); }
.empty { color: var(--color-text-muted); padding: 20px 0; text-align: center; }

.list-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 8px; }
.filters { display: flex; gap: 4px; flex-wrap: wrap; }
.filters a {
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  border: 1px solid transparent;
}
.filters a.active { background: var(--color-primary-20); color: var(--color-primary); border-color: var(--color-primary-20); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  cursor: pointer;
  font: inherit;
  text-decoration: none;
}
.btn:hover { background: var(--color-hover); }
.btn.primary { background: var(--color-primary); color: var(--color-on-primary); border-color: var(--color-primary); }
.btn.primary:hover { background: var(--color-primary-hover); }
.btn.ghost { background: transparent; }
.btn.danger { color: var(--color-error); border-color: var(--color-error); }
.btn.danger:hover { background: var(--color-error-bg); }
.btn.small { padding: 4px 10px; font-size: 0.85rem; }

.inline { display: inline; }

/* Login */
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.login-card { width: 100%; max-width: 380px; display: flex; flex-direction: column; gap: 12px; }
.login-card label { display: flex; flex-direction: column; gap: 4px; font-size: 0.9rem; color: var(--color-text-muted); }
.login-card input {
  padding: 8px 10px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font: inherit;
}
.login-card .hint { color: var(--color-text-muted); font-size: 0.8rem; margin: 8px 0 0; }
.error { background: var(--color-error-bg); color: var(--color-error); padding: 8px 12px; border-radius: var(--radius-sm); font-size: 0.9rem; }

/* Upload */
.upload-form { display: flex; flex-direction: column; gap: 12px; }
.dropzone {
  position: relative;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px;
  padding: 40px 20px;
  border: 2px dashed var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
  cursor: pointer;
  text-align: center;
  transition: border-color 0.15s, background 0.15s;
}
.dropzone:hover, .dropzone.drag { border-color: var(--color-primary); background: var(--color-primary-20); }
.dropzone input[type=file] { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.dz-text { color: var(--color-text-muted); }
.dz-filename { color: var(--color-primary); font-weight: 500; }

/* Table */
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--color-border); font-size: 0.92rem; vertical-align: middle; }
.table th { color: var(--color-text-muted); font-weight: 500; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.04em; }

/* Badges */
.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 0.78rem; background: var(--color-muted-20); color: var(--color-text-muted); }
.badge.status-uploaded { background: var(--color-secondary-20); color: var(--color-secondary); }
.badge.status-extracting { background: var(--color-accent-20); color: var(--color-accent); }
.badge.status-review { background: var(--color-primary-20); color: var(--color-primary); }
.badge.status-submitting { background: var(--color-accent-20); color: var(--color-accent); }
.badge.status-processed { background: rgba(80, 180, 110, 0.18); color: #6dc985; }
.badge.status-failed { background: var(--color-error-bg); color: var(--color-error); }
.badge.approved { background: rgba(80, 180, 110, 0.18); color: #6dc985; }

/* Wizard */
.breadcrumb { font-size: 0.9rem; }
.doc-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; margin-top: 8px; }
.doc-head h1 { font-size: 1.3rem; margin: 0 0 6px; word-break: break-all; }
.doc-head .meta { margin: 0; color: var(--color-text-muted); font-size: 0.88rem; display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }

.stepper {
  display: flex; gap: 0; list-style: none; padding: 0; margin: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-surface);
}
.stepper li {
  flex: 1; padding: 12px 16px; text-align: center;
  font-size: 0.85rem; color: var(--color-text-muted);
  border-right: 1px solid var(--color-border);
  position: relative;
}
.stepper li:last-child { border-right: none; }
.stepper li.done { color: var(--color-primary); }
.stepper li.active { background: var(--color-primary-20); color: var(--color-primary); font-weight: 600; }

.error-card { border-color: var(--color-error); background: var(--color-error-bg); }

/* Header inline grid */
.header-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.header-field {
  display: flex; flex-direction: column; gap: 4px;
  padding: 8px 10px;
  background: var(--color-surface);
  position: relative;
}
.header-label { color: var(--color-text-muted); font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.05em; }
.req { color: var(--color-error); margin-left: 2px; }

/* Excel-like data grid */
.grid-wrap { overflow-x: auto; border: 1px solid var(--color-border); border-radius: var(--radius-sm); }
.data-grid { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
.data-grid th, .data-grid td {
  border-right: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 0;
  vertical-align: middle;
  background: var(--color-surface);
  white-space: nowrap;
}
.data-grid th {
  padding: 8px 10px;
  text-align: left;
  background: var(--color-bg);
  color: var(--color-text-muted);
  font-weight: 600;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  position: sticky; top: 0;
}
.data-grid th:last-child, .data-grid td:last-child { border-right: none; }
.data-grid tbody tr:last-child td { border-bottom: none; }
.data-grid .col-num {
  width: 40px; padding: 8px 10px; color: var(--color-text-muted);
  font-family: var(--font-code); font-size: 0.78rem; text-align: right;
  background: var(--color-bg);
}
.data-grid .col-num-r { text-align: right; }
.data-grid .col-act { width: 36px; }

/* Cells */
.cell, .header-field { position: relative; transition: background 0.2s; }
.cell-input {
  display: block;
  width: 100%;
  padding: 6px 10px;
  border: none;
  background: transparent;
  color: var(--color-text);
  font: inherit;
  outline: none;
  min-height: 32px;
  box-sizing: border-box;
}
.header-field .cell-input {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 6px 8px;
}
.cell-input:focus { background: var(--color-primary-20); box-shadow: inset 0 0 0 1px var(--color-primary); }
.header-field .cell-input:focus { box-shadow: 0 0 0 1px var(--color-primary); border-color: var(--color-primary); }
.cell-input[readonly], .cell-input:disabled { color: var(--color-text-muted); cursor: not-allowed; }
.cell select.cell-input { padding-right: 22px; }

.cell-dirty::after, .header-field.cell-dirty::after {
  content: ''; position: absolute; top: 4px; right: 4px;
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--color-accent);
}
.cell-saved { background: rgba(80, 180, 110, 0.12); transition: background 0.6s; }
.cell-error { background: var(--color-error-bg); }

.icon-btn {
  border: none; background: transparent; color: var(--color-text-muted);
  cursor: pointer; font-size: 18px; line-height: 1; padding: 6px 10px;
  border-radius: var(--radius-sm);
}
.icon-btn:hover { background: var(--color-hover); color: var(--color-text); }
.icon-btn.danger:hover { background: var(--color-error-bg); color: var(--color-error); }

.grid-foot { padding: 10px 0 0; }

/* Save state indicator */
.save-state {
  font-size: 0.82rem; color: var(--color-text-muted);
  display: inline-flex; align-items: center; gap: 6px;
  min-width: 80px; justify-content: flex-end;
}
.save-state.saving { color: var(--color-accent); }
.save-state.saving::before {
  content: ''; width: 8px; height: 8px; border-radius: 50%;
  background: var(--color-accent); animation: pulse 0.9s infinite;
}
.save-state.saved { color: #6dc985; }
.save-state.saved::before { content: '✓'; }
.save-state.error { color: var(--color-error); }

@keyframes pulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}


.submit-card.processed { border-color: rgba(80, 180, 110, 0.4); }

/* Spinner */
.spinner {
  display: inline-block;
  width: 14px; height: 14px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  vertical-align: middle;
  margin-left: 8px;
}
@keyframes spin { to { transform: rotate(360deg); } }

.raw summary { cursor: pointer; color: var(--color-text-muted); }
.raw[open] pre { margin-top: 12px; max-height: 400px; }