/* PowerApps風 チケット管理UI - ダークモード（シック）／ライトモード切替 */
:root,
body.dark-mode {
  --bg-page: #0d1117;
  --bg-panel: #161b22;
  --bg-card: #21262d;
  --border: #30363d;
  --border-subtle: #21262d;
  --text: #e6edf3;
  --text-muted: #8b949e;
  --label: #8b949e;
  --input-bg: #0d1117;
  --btn-bg: #238636;
  --btn-bg-hover: #2ea043;
  --btn-secondary: #21262d;
  --btn-secondary-hover: #30363d;
  --accent: #58a6ff;
  --shadow: 0 2px 8px rgba(0,0,0,0.35);
  --shadow-panel: 0 1px 0 rgba(255,255,255,0.04);
}

body.light-mode {
  --bg-page: #f0f0f0;
  --bg-panel: #fff;
  --bg-card: #fafafa;
  --border: #ccc;
  --border-subtle: #eaeaea;
  --text: #333;
  --text-muted: #555;
  --label: #3d3d3d;
  --input-bg: #fff;
  --btn-bg: #0078d4;
  --btn-bg-hover: #106ebe;
  --btn-secondary: #f5f5f5;
  --btn-secondary-hover: #e0e0e0;
  --accent: #0078d4;
  --shadow: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-panel: none;
}

body {
  transition: background-color 0.2s ease, color 0.2s ease;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", "Yu Gothic UI", Meiryo, sans-serif;
  font-size: 14px;
  color: var(--text);
  background: var(--bg-page);
  min-height: 100vh;
  padding: 16px;
}

.page {
  max-width: 1200px;
  margin: 0 auto;
  min-height: calc(100vh - 32px);
  display: flex;
  flex-direction: column;
}

.form-panel {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: var(--shadow), var(--shadow-panel);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  flex: 1;
  min-height: 0;
}

/* ----- ヘッダー ----- */
.header-section {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr auto;
  gap: 16px;
  align-items: end;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.field-toggle,
.field-toggles {
  align-self: center;
}

.field-toggles {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toggle-label-list {
  margin-top: 0;
}

.toggle-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-weight: 500;
  color: var(--label);
  user-select: none;
}

.toggle-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
  accent-color: var(--accent);
}

.toggle-text {
  font-size: 14px;
}

.field label {
  display: block;
  margin-bottom: 4px;
  color: var(--label);
  font-weight: 500;
}

.input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.input-wrap input,
.input-wrap select {
  width: 100%;
  padding: 8px 32px 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
  background: var(--input-bg);
  color: var(--text);
}

.input-wrap .icon {
  position: absolute;
  right: 10px;
  pointer-events: none;
}

.input-wrap .icon.calendar {
  width: 16px;
  height: 16px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%238b949e'%3E%3Cpath d='M19 4h-1V2h-2v2H8V2H6v2H5c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h14c1.1 0 2-.9 2-2V6c0-1.1-.9-2-2-2zm0 16H5V10h14v10z'/%3E%3C/svg%3E") center/contain no-repeat;
}

.input-wrap .icon.arrow {
  width: 12px;
  height: 12px;
  border-right: 2px solid var(--text-muted);
  border-bottom: 2px solid var(--text-muted);
  transform: rotate(45deg);
  margin-right: 4px;
}

.input-wrap.input-wrap-date input[type="date"] {
  padding-right: 10px;
}

.select-wrap select {
  appearance: none;
  cursor: pointer;
}

.input-wrap input::placeholder,
.task-detail textarea::placeholder {
  color: var(--text-muted);
}

.input-wrap input:focus,
.input-wrap select:focus,
.task-detail textarea:focus,
.task-detail input:focus,
.ktime-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(88, 166, 255, 0.2);
}

/* ----- タスク行 ----- */
.tasks-section {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
}

.tasks-section.view-list .tasks-scroll {
  display: none;
}

.tasks-section.view-list .tasks-table-wrap {
  display: flex;
  flex: 1;
  min-height: 0;
  flex-direction: column;
}

.tasks-table-wrap {
  display: none;
  flex: 1;
  min-height: 0;
  flex-direction: column;
}

.tasks-table-scroll {
  flex: 1;
  min-height: 0;
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-card);
}

.tasks-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.tasks-table th,
.tasks-table td {
  padding: 8px 10px;
  border: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
  white-space: nowrap;
}

.tasks-table th {
  background: var(--bg-page);
  color: var(--label);
  font-weight: 600;
  position: sticky;
  top: 0;
  z-index: 1;
}

.tasks-table td {
  background: var(--bg-card);
  color: var(--text);
}

.tasks-table tbody tr:hover td {
  background: var(--btn-secondary-hover);
}

.tasks-table .col-num { width: 2.5em; text-align: center; }
.tasks-table .col-public { width: 4.5em; text-align: center; }
.tasks-table .col-ktime { width: 4em; text-align: center; }
.tasks-table .col-remove { width: 2.5em; text-align: center; }
.tasks-table .col-contents,
.tasks-table .col-todo,
.tasks-table .col-issues { max-width: 180px; vertical-align: top; white-space: normal; }
.tasks-table .col-contents .table-textarea,
.tasks-table .col-todo .table-textarea,
.tasks-table .col-issues .table-textarea { white-space: pre-wrap; }

.tasks-table .table-select,
.tasks-table .table-input,
.tasks-table .table-textarea {
  width: 100%;
  min-width: 0;
  padding: 4px 6px;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 12px;
  font-family: inherit;
  background: var(--input-bg);
  color: var(--text);
}
.tasks-table .table-textarea {
  resize: vertical;
  min-height: 2.5em;
}
.tasks-table .table-btn-public,
.tasks-table .table-btn-progress {
  padding: 4px 8px;
  margin: 0 2px 2px 0;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 11px;
  font-family: inherit;
  background: var(--input-bg);
  color: var(--text-muted);
  cursor: pointer;
}
.tasks-table .table-btn-public:hover,
.tasks-table .table-btn-progress:hover {
  background: var(--btn-secondary-hover);
  color: var(--text);
}
.tasks-table .table-btn-public.is-on {
  background: var(--btn-bg);
  color: #fff;
  border-color: var(--btn-bg);
}
.tasks-table .table-btn-public.is-on:hover {
  background: var(--btn-bg-hover);
  border-color: var(--btn-bg-hover);
  color: #fff;
}
.tasks-table .table-btn-progress.is-active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.tasks-table .table-btn-remove {
  width: 24px;
  height: 24px;
  padding: 0;
  border: 1px solid #b33;
  border-radius: 4px;
  font-size: 16px;
  line-height: 1;
  background: #c54a4a;
  color: #fff;
  cursor: pointer;
}
.tasks-table .table-btn-remove:hover {
  background: #a03d3d;
  border-color: #a03d3d;
}

.tasks-scroll {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
  padding-right: 4px;
}

.tasks-scroll::-webkit-scrollbar {
  width: 8px;
}

.tasks-scroll::-webkit-scrollbar-track {
  background: var(--bg-page);
  border-radius: 4px;
}

.tasks-scroll::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 4px;
}

.tasks-scroll::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

.tasks-inner {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.task-row {
  display: grid;
  grid-template-columns: 85px 140px 1fr;
  gap: 12px;
  align-items: start;
  padding: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  box-shadow: var(--shadow);
  flex-shrink: 0;
}

.task-col-left {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: flex-start;
  min-width: 0;
}

.task-col-left .task-ktime {
  width: 100%;
  max-width: 64px;
  margin-top: 0;
}

.task-col-left .ktime-input {
  width: 100%;
  min-width: 0;
}

.task-col-left .btn-remove-row {
  margin-top: 12px;
}

.btn-remove-row {
  width: 28px;
  height: 28px;
  padding: 0;
  border: 1px solid #b33;
  border-radius: 4px;
  font-size: 18px;
  line-height: 1;
  font-family: inherit;
  background: #c54a4a;
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.btn-remove-row:hover {
  background: #a03d3d;
  border-color: #a03d3d;
  color: #fff;
}

.tasks-inner.single-row .btn-remove-row {
  visibility: hidden;
  pointer-events: none;
}

.task-row[data-public="false"] {
  opacity: 0.75;
}

.task-num-visibility {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: flex-start;
}

.task-num {
  font-weight: 600;
  color: var(--text-muted);
  font-size: 13px;
  line-height: 1;
}

.btn-visibility-toggle {
  width: 100%;
  max-width: 48px;
  padding: 6px 4px;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
  font-family: inherit;
  background: var(--input-bg);
  color: var(--text-muted);
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.btn-visibility-toggle:hover {
  background: var(--btn-secondary-hover);
  color: var(--text);
}

.btn-visibility-toggle.is-on {
  background: var(--btn-bg);
  color: #fff;
  border-color: var(--btn-bg);
}

.btn-visibility-toggle:not(.is-on) {
  background: var(--border);
  color: var(--text-muted);
}

.task-dropdowns-single {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.task-dropdowns-single .input-wrap select {
  padding: 6px 28px 6px 8px;
  font-size: 13px;
}

.task-detail {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.task-detail-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.task-detail-field label {
  font-size: 11px;
  color: var(--label);
  font-weight: 500;
}

.task-detail .task-detail-field textarea,
.task-detail .task-detail-field input[type="date"] {
  width: 100%;
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13px;
  font-family: inherit;
  background: var(--input-bg);
  color: var(--text);
}

.task-detail .task-detail-field textarea {
  white-space: pre-wrap;
}

/* 内容・ToDo・課題：改行に合わせて枠が伸びる */
.task-detail .task-detail-field textarea.auto-resize {
  resize: none;
  overflow-y: hidden;
  min-height: 2.25em;
  line-height: 1.4;
  box-sizing: border-box;
}

.task-detail .task-detail-field .input-wrap {
  max-width: 140px;
}

.task-detail .task-detail-field .input-wrap.input-wrap-date input[type="date"] {
  padding-right: 8px;
}

.progress-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.btn-progress {
  padding: 4px 10px;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 12px;
  font-family: inherit;
  background: var(--input-bg);
  color: var(--text-muted);
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.btn-progress:hover {
  background: var(--btn-secondary-hover);
  color: var(--text);
}

.btn-progress.is-active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}


.task-ktime {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.task-ktime label {
  font-size: 11px;
  color: var(--label);
  white-space: nowrap;
}

.ktime-input {
  width: 100%;
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13px;
  background: var(--input-bg);
  color: var(--text);
  box-sizing: border-box;
}

/* ----- フッター（常に最下部に表示） ----- */
.footer-section {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 20px 20px;
  margin-top: auto;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
  position: sticky;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--bg-panel);
  z-index: 2;
  box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.08);
}

body.dark-mode .footer-section {
  box-shadow: 0 -2px 12px rgba(0, 0, 0, 0.3);
}

.footer-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-left .label {
  color: var(--label);
  font-weight: 500;
}

.total-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 28px;
  height: 28px;
  padding: 0 6px;
  background: var(--badge-red);
  color: #fff;
  border-radius: 50%;
  font-size: 12px;
  font-weight: 600;
}

.footer-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  background: var(--btn-secondary);
  color: var(--text);
  font-family: inherit;
  border-color: var(--border);
}

.btn:hover {
  background: var(--btn-secondary-hover);
  border-color: var(--text-muted);
}

.btn.btn-submit {
  background: var(--btn-bg);
  color: #fff;
  border-color: var(--btn-bg);
}

.btn.btn-submit:hover {
  background: var(--btn-bg-hover);
  border-color: var(--btn-bg-hover);
}

.btn-icon {
  font-size: 16px;
  line-height: 1;
  opacity: 0.9;
}

.version {
  font-size: 12px;
  color: var(--text-muted);
  margin-left: auto;
}

/* レスポンシブ */
@media (max-width: 900px) {
  .task-row {
    grid-template-columns: 85px 140px 1fr;
    grid-template-rows: auto auto;
  }

  .task-col-left { grid-column: 1; grid-row: 1 / -1; }
  .task-dropdowns-single { grid-column: 2; grid-row: 1; }
  .task-detail { grid-column: 3; grid-row: 1 / 2; }
}

@media (max-width: 600px) {
  .header-section {
    grid-template-columns: 1fr;
  }

  .field-toggle {
    order: 10;
  }

  .footer-section {
    flex-direction: column;
    align-items: stretch;
  }

  .version {
    margin-left: 0;
    text-align: right;
  }
}

/* ----- 送信進捗オーバーレイ ----- */
.submit-progress-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 16px;
}
.submit-progress-overlay.is-visible {
  display: flex;
}
.submit-progress-panel {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px 32px;
  min-width: 280px;
  max-width: 90vw;
  box-shadow: var(--shadow);
}
.submit-progress-spinner {
  width: 40px;
  height: 40px;
  margin: 0 auto 16px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: submit-progress-spin 0.9s linear infinite;
}
@keyframes submit-progress-spin {
  to { transform: rotate(360deg); }
}
.submit-progress-title {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  text-align: center;
}
.submit-progress-sub {
  margin: 0 0 20px;
  font-size: 13px;
  color: var(--text-muted);
  text-align: center;
}
.submit-progress-bar-wrap {
  height: 6px;
  background: var(--bg-card);
  border-radius: 3px;
  overflow: hidden;
}
.submit-progress-bar {
  height: 100%;
  width: 0%;
  background: var(--accent);
  border-radius: 3px;
  transition: width 0.25s ease-out;
}
.submit-progress-bar.is-indeterminate {
  width: 35%;
  animation: submit-progress-bar-move 1.5s ease-in-out infinite;
}
@keyframes submit-progress-bar-move {
  0%, 100% { transform: translateX(-100%); }
  50% { transform: translateX(280%); }
}