:root {
  --bg: #f4f5f7;
  --card-bg: #ffffff;
  --ink: #1c2733;
  --muted: #6b7480;
  --accent: #2f6fed;
  --accent-ink: #ffffff;
  --border: #dde1e6;
  --ok: #1a7f4e;
  --danger: #c0392b;
  --warn: #b8860b;
  --warn-bg: #fff8e6;
  --warn-border: #e8cf8a;
  --danger-bg: #fdecea;
  --danger-border: #f0b4ac;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--ink);
  padding-bottom: 2rem;
}

.app-header {
  background: var(--ink);
  color: #fff;
  padding: 1.25rem 1rem;
}

.app-header h1 {
  margin: 0;
  font-size: 1.4rem;
}

.subtitle {
  margin: 0.25rem 0 0;
  font-size: 0.85rem;
  color: #c7ccd3;
}

main {
  max-width: 640px;
  margin: 1rem auto;
  padding: 0 1rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1rem 1.1rem 1.25rem;
}

.card h2 {
  margin: 0 0 0.75rem;
  font-size: 1rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.hidden {
  display: none !important;
}

.checklist-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.checklist-item {
  border: 1.5px solid var(--border);
  border-radius: 10px;
  padding: 0.7rem 0.9rem;
  cursor: pointer;
  background: #fff;
}

.checklist-item:hover {
  border-color: var(--accent);
}

.checklist-item-pending {
  cursor: default;
  background: var(--bg);
  opacity: 0.8;
}

.checklist-item-pending:hover {
  border-color: var(--border);
}

.checklist-item-main {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
}

.checklist-item-label {
  font-weight: 600;
  font-size: 0.95rem;
}

.checklist-note {
  margin: 0.35rem 0 0;
}

.active-form-label {
  font-weight: 600;
  margin: 0 0 0.75rem;
  color: var(--accent);
}

.text-button {
  background: none;
  border: none;
  color: var(--accent);
  font-size: 0.85rem;
  padding: 0.25rem 0;
  cursor: pointer;
  text-align: left;
  text-decoration: underline;
  align-self: flex-start;
}

.form-type-selector {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.form-type-btn {
  padding: 0.65rem 1rem;
  border-radius: 999px;
  border: 1.5px solid var(--border);
  background: #fff;
  color: var(--ink);
  font-size: 0.95rem;
  cursor: pointer;
}

.form-type-btn.selected {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
}

.void-row {
  margin-top: 0.75rem;
  border-top: 1px dashed var(--border);
  padding-top: 0.75rem;
}

.void-button {
  padding: 0.6rem 1rem;
  border-radius: 8px;
  border: 1.5px solid var(--danger-border);
  background: var(--danger-bg);
  color: var(--danger);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
}

.void-step {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  padding: 0.7rem 0.9rem;
}

.void-step input[type="checkbox"] {
  margin-top: 0.15rem;
  width: 1.1rem;
  height: 1.1rem;
  flex-shrink: 0;
}

.void-step.done {
  background: #e3f3ea;
  border-color: var(--ok);
}

.void-step label {
  font-size: 0.95rem;
}

.upload-controls {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.upload-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: var(--accent-ink);
  padding: 0.9rem 1.2rem;
  border-radius: 10px;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
}

.upload-button input[type="file"] {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  overflow: hidden;
}

.hint {
  font-size: 0.8rem;
  color: var(--muted);
  margin: 0;
}

.preview-area {
  margin-top: 1rem;
  border-top: 1px dashed var(--border);
  padding-top: 1rem;
}

.preview-area.hidden {
  display: none;
}

.preview-area img {
  width: 100%;
  max-height: 480px;
  object-fit: contain;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #000;
}

.primary-button {
  margin-top: 0.75rem;
  padding: 0.75rem 1.25rem;
  border: none;
  border-radius: 8px;
  background: var(--ok);
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
}

.primary-button:disabled {
  background: #9fb8ac;
  cursor: not-allowed;
}

.status-msg {
  margin-top: 0.5rem;
  font-size: 0.9rem;
}

.status-msg.error {
  color: var(--danger);
}

.status-msg.success {
  color: var(--ok);
}

.flag-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-top: 0.5rem;
}

.flag-item {
  border-radius: 10px;
  padding: 0.75rem 0.9rem;
  border: 1.5px solid var(--border);
}

.flag-item.flag-high {
  background: var(--danger-bg);
  border-color: var(--danger-border);
}

.flag-item.flag-review {
  background: var(--warn-bg);
  border-color: var(--warn-border);
}

.flag-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: 0.35rem;
}

.flag-high .flag-severity {
  color: var(--danger);
  font-weight: 700;
}

.flag-review .flag-severity {
  color: var(--warn);
  font-weight: 700;
}

.flag-type {
  color: var(--muted);
}

.flag-field {
  font-weight: 600;
}

.flag-note {
  margin: 0.35rem 0 0;
  font-size: 0.9rem;
}

.badge {
  display: inline-block;
  margin-top: 0.2rem;
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
}

.badge-pending {
  background: var(--border);
  color: var(--muted);
}

.badge-ok {
  background: #e3f3ea;
  color: var(--ok);
}

.badge-review {
  background: var(--warn-bg);
  color: var(--warn);
}

.badge-high {
  background: var(--danger-bg);
  color: var(--danger);
}

.history-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.history-header h2 {
  margin-bottom: 0;
}

.history-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.history-list:not(:empty) + .text-button {
  margin-top: 0.75rem;
  display: inline-block;
}

.history-item {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.5rem;
  cursor: pointer;
}

.history-item:hover {
  border-color: var(--accent);
}

.history-detail {
  margin-bottom: 0.75rem;
}

.history-detail-image {
  width: 100%;
  max-height: 480px;
  object-fit: contain;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #000;
  margin-bottom: 0.5rem;
}

.history-item img {
  width: 56px;
  height: 56px;
  object-fit: cover;
  border-radius: 6px;
  border: 1px solid var(--border);
  flex-shrink: 0;
}

.history-item .meta {
  font-size: 0.85rem;
}

.history-item .meta .form-label {
  font-weight: 600;
  display: block;
}

.history-item .meta .restore-btn {
  display: block;
  margin-top: 0.35rem;
}

.muted {
  color: var(--muted);
  font-size: 0.85rem;
}

.app-footer {
  text-align: center;
  margin-top: 1.5rem;
}

.job-form { display: flex; flex-direction: column; gap: 0.75rem; margin-top: 0.75rem; }
.job-form label { display: flex; flex-direction: column; gap: 0.25rem; font-size: 0.9rem; color: var(--muted); }
.job-form input, #job-select {
  font: inherit; padding: 0.6rem; border: 1px solid var(--border); border-radius: 6px; width: 100%; color: var(--ink); background: var(--card-bg);
}
.role-buttons { display: flex; gap: 0.75rem; margin: 1rem 0; }
.role-buttons .primary-button { flex: 1; }

.advisory-note { font-size: 0.85rem; color: var(--warn); background: var(--warn-bg); border: 1px dashed var(--warn-border); border-radius: 6px; padding: 0.4rem 0.6rem; margin: 0.4rem 0; }
.submission-row { cursor: pointer; }

textarea#formb-text { width: 100%; font-family: ui-monospace, Menlo, monospace; font-size: 0.8rem; padding: 0.6rem; border: 1px solid var(--border); border-radius: 6px; }
.formb-grid { display: grid; grid-template-columns: 8rem 1fr; gap: 0.2rem 0.75rem; font-size: 0.9rem; margin: 0.4rem 0 0.75rem; }
.check-row { display: flex; justify-content: space-between; gap: 1rem; font-size: 0.85rem; padding: 0.25rem 0; border-bottom: 1px solid var(--border); }
details { margin: 0.5rem 0; }

.usage-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; margin: 0.75rem 0; }
.usage-table th, .usage-table td { text-align: right; padding: 0.3rem 0.4rem; border-bottom: 1px solid var(--border); }
.usage-table th:first-child, .usage-table td:first-child { text-align: left; }
.usage-period.selected { font-weight: 700; text-decoration: underline; }
#usage-panel { margin: 0.5rem 0 1rem; }

.itd-panel { border: 1px solid var(--border); border-radius: 8px; padding: 0.75rem; margin-bottom: 0.75rem; display: flex; flex-direction: column; gap: 0.5rem; }
.itd-check { display: flex; gap: 0.5rem; align-items: center; font-weight: 600; }
.itd-panel label { display: flex; flex-direction: column; gap: 0.25rem; font-size: 0.9rem; }
.itd-check { flex-direction: row !important; }
#itd-count { width: 6rem; font: inherit; padding: 0.5rem; border: 1px solid var(--border); border-radius: 6px; }

.decision-panel { display: flex; flex-direction: column; gap: 0.6rem; margin-bottom: 1rem; }
.decision-panel textarea { width: 100%; font: inherit; padding: 0.6rem; border: 1px solid var(--border); border-radius: 6px; }
.decision-buttons { display: flex; flex-wrap: wrap; gap: 0.6rem; align-items: center; }
.danger-button { background: var(--danger); color: #fff; border: 0; border-radius: 8px; padding: 0.7rem 1.1rem; font: inherit; font-weight: 600; cursor: pointer; }
.danger-button:disabled, .primary-button:disabled { opacity: 0.5; }
.related-row { display: grid; grid-template-columns: auto 1fr; gap: 0.1rem 0.6rem; padding: 0.4rem 0; border-bottom: 1px solid var(--border); font-size: 0.9rem; }
.related-row .muted { grid-column: 2; }
.decision { border-left: 4px solid var(--border); padding: 0.4rem 0.75rem; margin: 0.5rem 0; background: var(--card-bg); }
.decision-approved { border-left-color: var(--ok); }
.decision-sent_back { border-left-color: var(--danger); }
.decision-note { margin: 0.25rem 0 0; white-space: pre-wrap; }
.decision-head { font-size: 0.85rem; }