/* ============================================================
   JuziGTD · 九宫格任务管理
   主色 #faead3（焦糖奶油）— 暖橙系 GTD 面板
   ============================================================ */

:root {
  --bg: #faead3;
  --bg-deep: #f0d9b0;
  --bg-deeper: #e8cfa0;
  --accent: #c87a3e;
  --accent-dark: #9c5a26;
  --accent-soft: rgba(200, 122, 62, 0.12);
  --accent-softer: rgba(200, 122, 62, 0.06);
  --text: #4a3020;
  --text-light: #8b6a4e;
  --text-mute: #b09274;
  --card-bg: #fffaf3;
  --card-border: #ead7ba;
  --danger: #c94f3d;
  --ok: #3d8f5f;
  --shadow: 0 2px 8px rgba(120, 80, 30, 0.08);
  --shadow-hover: 0 8px 24px rgba(120, 80, 30, 0.16);
  --shadow-lg: 0 16px 48px rgba(120, 80, 30, 0.22);
  --radius: 14px;
  --radius-sm: 8px;
  --card-radius: 7px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html, body { height: 100%; }

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Noto Sans SC", -apple-system, sans-serif;
  min-height: 100vh;
  overflow-x: hidden;
  background-image:
    radial-gradient(ellipse 90% 46% at 50% -6%, rgba(200, 140, 70, 0.10) 0%, transparent 60%),
    radial-gradient(ellipse 70% 40% at 92% 104%, rgba(180, 120, 50, 0.07) 0%, transparent 55%),
    radial-gradient(ellipse 60% 36% at 4% 96%, rgba(200, 150, 90, 0.06) 0%, transparent 55%);
  background-attachment: fixed;
}

/* 细网格底纹 */
body::before {
  content: '';
  position: fixed; inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(160, 110, 55, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(160, 110, 55, 0.045) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 30%, transparent 100%);
  z-index: 0;
}

/* ==================== 顶栏 ==================== */
.topbar {
  position: sticky;
  top: 0;
  z-index: 500;
  background: rgba(250, 234, 211, 0.82);
  backdrop-filter: blur(14px) saturate(150%);
  -webkit-backdrop-filter: blur(14px) saturate(150%);
  border-bottom: 1px solid rgba(234, 215, 186, 0.7);
  padding: 10px 22px;
}
.topbar-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 18px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.brand-mark {
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  color: var(--accent);
  background: linear-gradient(145deg, #fffdf6, #f6e3c4);
  border: 1px solid var(--card-border);
  border-radius: 11px;
  box-shadow: 0 2px 6px rgba(120, 80, 30, 0.12);
}
.brand-text h1 {
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--accent-dark);
  line-height: 1.1;
}
.brand-sub {
  font-size: 0.72rem;
  color: var(--text-light);
  letter-spacing: 0.06em;
}

.topbar-center { flex: 1; display: flex; justify-content: center; min-width: 0; }
.search-box {
  position: relative;
  width: min(360px, 100%);
}
.search-box input {
  width: 100%;
  border: 1.5px solid var(--card-border);
  background: rgba(255, 250, 243, 0.9);
  border-radius: 999px;
  padding: 8px 34px 8px 34px;
  font-size: 0.84rem;
  color: var(--text);
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  font-family: inherit;
}
.search-box input::placeholder { color: var(--text-mute); }
.search-box input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(200, 122, 62, 0.14);
}
.search-icon {
  position: absolute; left: 12px; top: 50%;
  transform: translateY(-50%);
  color: var(--text-mute);
  pointer-events: none;
}
.search-clear {
  position: absolute; right: 8px; top: 50%;
  transform: translateY(-50%);
  width: 20px; height: 20px;
  border: none; background: transparent;
  color: var(--text-mute); cursor: pointer;
  border-radius: 50%;
  font-size: 1rem; line-height: 1;
  display: none; align-items: center; justify-content: center;
  transition: all 0.15s;
}
.search-clear:hover { background: var(--accent-soft); color: var(--accent-dark); }
.search-clear.show { display: flex; }

.topbar-stats { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.stat-chip {
  display: flex; flex-direction: column; align-items: center;
  min-width: 58px;
  padding: 5px 10px;
  background: rgba(255, 250, 243, 0.75);
  border: 1px solid var(--card-border);
  border-radius: 10px;
}
.stat-num {
  font-size: 1.05rem; font-weight: 700; color: var(--accent-dark);
  font-variant-numeric: tabular-nums;
  line-height: 1.15;
}
.stat-label { font-size: 0.66rem; color: var(--text-light); letter-spacing: 0.04em; }

.topbar-actions { display: flex; gap: 8px; flex-shrink: 0; }
.tb-btn {
  padding: 8px 14px;
  border: 1px solid var(--card-border);
  background: rgba(255, 250, 243, 0.8);
  color: var(--text-light);
  border-radius: 9px;
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.18s;
  font-family: inherit;
}
.tb-btn:hover {
  border-color: var(--accent);
  color: var(--accent-dark);
  background: #fffdf7;
}

/* ==================== 九宫格 ==================== */
.page { padding: 18px 22px 30px; position: relative; z-index: 1; }
.grid-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(3, minmax(220px, auto));
  gap: 14px;
  max-width: 1400px;
  margin: 0 auto;
}

/* 每格微妙的差异化色调（保持暖橙统一） */
.box { --tint: var(--accent); }
.box[data-box-id="1"] { --tint: #d9822b; }
.box[data-box-id="2"] { --tint: #c8793a; }
.box[data-box-id="3"] { --tint: #a5844a; }
.box[data-box-id="4"] { --tint: #c26b4a; }
.box[data-box-id="5"] { --tint: #c0572f; }
.box[data-box-id="6"] { --tint: #b3873c; }
.box[data-box-id="7"] { --tint: #a8722e; }
.box[data-box-id="8"] { --tint: #9b6a55; }
.box[data-box-id="9"] { --tint: #b06a3a; }

.box {
  background: linear-gradient(180deg, var(--card-bg) 0%, rgba(255, 250, 243, 0.62) 100%);
  border: 1.5px solid var(--card-border);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-height: 220px;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
  box-shadow: 0 1px 3px rgba(120, 80, 30, 0.05);
  position: relative;
}
.box:hover {
  box-shadow: var(--shadow);
}
.box.drag-over {
  border-color: var(--tint);
  border-width: 2px;
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--tint) 18%, transparent);
  transform: translateY(-1px);
}

.box-header {
  padding: 11px 14px;
  border-bottom: 1px solid rgba(234, 215, 186, 0.55);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  background: linear-gradient(180deg, rgba(255,255,255,0.5), transparent);
}
.box-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 7px;
  min-width: 0;
}
.box-icon {
  width: 22px; height: 22px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.92rem;
  background: color-mix(in srgb, var(--tint) 12%, transparent);
  border-radius: 6px;
  flex-shrink: 0;
}
.box-name { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.box-count {
  font-size: 0.7rem;
  color: var(--tint);
  background: color-mix(in srgb, var(--tint) 11%, transparent);
  padding: 2px 9px;
  border-radius: 999px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  flex-shrink: 0;
}
.box-count.zero { color: var(--text-mute); background: rgba(120, 80, 30, 0.06); }

.box-body {
  flex: 1;
  padding: 9px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 7px;
  min-height: 60px;
  scrollbar-width: thin;
  scrollbar-color: rgba(200, 122, 62, 0.25) transparent;
}
.box-body::-webkit-scrollbar { width: 5px; }
.box-body::-webkit-scrollbar-thumb { background: rgba(200, 122, 62, 0.22); border-radius: 4px; }

/* ==================== 任务卡片 ==================== */
.task-card {
  background: linear-gradient(135deg, #fffdf8 0%, #fff8ec 100%);
  border: 1px solid rgba(234, 215, 184, 0.8);
  border-left: 3px solid color-mix(in srgb, var(--tint) 55%, transparent);
  border-radius: var(--card-radius);
  padding: 8px 10px;
  cursor: grab;
  display: flex;
  align-items: flex-start;
  gap: 8px;
  transition: box-shadow 0.18s, transform 0.18s, opacity 0.18s, border-color 0.18s;
  box-shadow: 0 1px 3px rgba(120, 80, 30, 0.06);
  user-select: none;
  position: relative;
  animation: cardIn 0.22s ease;
}
@keyframes cardIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}
.task-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--tint) 35%, var(--card-border));
}
.task-card:active { cursor: grabbing; }
.task-card.dragging {
  opacity: 0.35;
  transform: scale(0.97) rotate(0.6deg);
}
.task-card.is-match { box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent) 45%, transparent); }
.task-card.no-match { opacity: 0.32; }

.task-check {
  flex-shrink: 0;
  width: 19px; height: 19px;
  border-radius: 50%;
  border: 2px solid color-mix(in srgb, var(--tint) 80%, transparent);
  background: transparent;
  cursor: pointer;
  transition: all 0.2s;
  display: flex; align-items: center; justify-content: center;
  margin-top: 1px;
  padding: 0;
}
.task-check:hover {
  background: color-mix(in srgb, var(--tint) 14%, transparent);
  transform: scale(1.12);
}
.task-check.done {
  background: var(--tint);
  border-color: var(--tint);
}
.task-check.done::after {
  content: '';
  display: block;
  width: 6px; height: 10px;
  border: solid #fff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
  margin-top: -1px;
}

.task-main { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 4px; }
.task-text {
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--text);
  word-break: break-word;
  overflow-wrap: anywhere;
}
.task-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 5px;
}
.task-badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: 0.66rem;
  font-weight: 600;
  padding: 1px 7px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-dark);
  line-height: 1.5;
}
.task-badge.badge-overdue {
  background: rgba(201, 79, 61, 0.12);
  color: var(--danger);
}
.task-badge.badge-loc { background: rgba(120, 80, 30, 0.07); color: var(--text-light); }

.task-delete {
  flex-shrink: 0;
  width: 20px; height: 20px;
  border: none;
  background: transparent;
  color: var(--text-mute);
  cursor: pointer;
  border-radius: 5px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem;
  opacity: 0;
  transition: opacity 0.15s, color 0.15s, background 0.15s;
  padding: 0;
}
.task-card:hover .task-delete { opacity: 0.75; }
.task-delete:hover { opacity: 1 !important; color: #fff; background: var(--danger); }

.task-card.completed {
  opacity: 0.7;
}
.task-card.completed .task-text {
  text-decoration: line-through;
  color: var(--text-light);
}
.task-card.completed .task-badge { display: none; }
.task-card.completed .task-check.done::after { border-color: #fff; }

.task-card.has-detail::after {
  content: '⋯';
  position: absolute;
  right: 8px; bottom: 2px;
  font-size: 0.62rem;
  color: var(--accent);
  opacity: 0.55;
  letter-spacing: 1px;
  pointer-events: none;
}

/* ==================== 添加 / 空状态 ==================== */
.box-footer {
  padding: 7px 10px;
  border-top: 1px solid rgba(234, 215, 186, 0.35);
  display: flex;
  gap: 6px;
}
.add-btn {
  flex: 1;
  border: 1.5px dashed var(--card-border);
  background: transparent;
  color: var(--text-light);
  padding: 6px;
  border-radius: var(--card-radius);
  cursor: pointer;
  font-size: 0.78rem;
  transition: all 0.2s;
  display: flex; align-items: center; justify-content: center;
  gap: 4px;
  font-family: inherit;
}
.add-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-softer);
}
.add-btn span { font-size: 1rem; line-height: 1; }
.clear-trash-btn {
  border: 1.5px dashed rgba(201, 79, 61, 0.45);
  background: transparent;
  color: var(--danger);
  padding: 6px 12px;
  border-radius: var(--card-radius);
  cursor: pointer;
  font-size: 0.76rem;
  transition: all 0.2s;
  font-family: inherit;
  flex-shrink: 0;
}
.clear-trash-btn:hover { background: rgba(201, 79, 61, 0.08); border-color: var(--danger); }

.empty-hint {
  text-align: center;
  color: var(--text-light);
  font-size: 0.74rem;
  padding: 18px 8px;
  opacity: 0.55;
  user-select: none;
  pointer-events: none;
  border: 1px dashed transparent;
}
.empty-hint.drop { border-color: color-mix(in srgb, var(--tint) 40%, transparent); border-radius: var(--card-radius); }

.inline-add {
  display: flex;
  gap: 6px;
  padding: 2px 0;
}
.inline-add input {
  flex: 1;
  border: 1.5px solid var(--accent);
  border-radius: var(--card-radius);
  padding: 7px 10px;
  font-size: 0.82rem;
  background: #fff;
  color: var(--text);
  outline: none;
  font-family: inherit;
  box-shadow: 0 0 0 3px rgba(200, 122, 62, 0.12);
}
.inline-add input::placeholder { color: var(--text-mute); opacity: 0.7; }
.inline-add-actions { display: flex; gap: 4px; }
.inline-add-btn {
  border: none;
  padding: 6px 12px;
  border-radius: var(--card-radius);
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 600;
  transition: all 0.15s;
  font-family: inherit;
}
.inline-add-confirm { background: var(--accent); color: #fff; }
.inline-add-confirm:hover { background: var(--accent-dark); }
.inline-add-cancel { background: transparent; color: var(--text-light); border: 1px solid var(--card-border); }
.inline-add-cancel:hover { border-color: var(--text-light); color: var(--text); }

/* ==================== 拖拽幽灵 ==================== */
.drag-ghost {
  position: fixed;
  pointer-events: none;
  z-index: 2000;
  opacity: 0.9;
  transform: rotate(1deg);
  box-shadow: 0 10px 34px rgba(120, 80, 30, 0.24);
  background: #fffdf7;
  border: 1.5px solid var(--accent);
  border-radius: var(--card-radius);
  padding: 8px 12px;
  font-size: 0.82rem;
  color: var(--text);
  max-width: 240px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ==================== 弹窗 ==================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(74, 48, 32, 0.42);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  z-index: 3000;
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
  animation: fadeIn 0.2s ease;
}
.modal-overlay.closing { animation: fadeOut 0.15s ease forwards; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes fadeOut { from { opacity: 1; } to { opacity: 0; } }

.modal-panel {
  background: linear-gradient(180deg, #fffdf7 0%, #fff8ed 100%);
  border: 1.5px solid var(--card-border);
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  width: 480px;
  max-width: 94vw;
  max-height: 86vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: slideUp 0.24s ease;
}
.modal-overlay.closing .modal-panel { animation: slideDown 0.15s ease forwards; }
@keyframes slideUp { from { opacity: 0; transform: translateY(18px) scale(0.97); } to { opacity: 1; transform: translateY(0) scale(1); } }
@keyframes slideDown { from { opacity: 1; transform: translateY(0) scale(1); } to { opacity: 0; transform: translateY(18px) scale(0.97); } }

.modal-header {
  padding: 16px 20px 13px;
  display: flex; align-items: center; justify-content: space-between;
  border-bottom: 1px solid rgba(234, 215, 186, 0.55);
}
.modal-title { font-size: 1rem; font-weight: 700; color: var(--text); margin: 0; }
.modal-close {
  width: 30px; height: 30px;
  border: none; background: transparent;
  color: var(--text-light);
  font-size: 1.3rem; cursor: pointer;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.15s;
  padding: 0; line-height: 1;
}
.modal-close:hover { background: var(--accent-soft); color: var(--accent-dark); }

.modal-body {
  padding: 16px 20px;
  overflow-y: auto;
  flex: 1;
  display: flex; flex-direction: column;
  gap: 13px;
}
.modal-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.modal-col { display: flex; flex-direction: column; gap: 13px; }

.modal-label {
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--text-light);
}
.modal-content-text {
  font-size: 0.92rem;
  color: var(--text);
  padding: 11px 13px;
  background: rgba(250, 234, 211, 0.4);
  border-radius: var(--card-radius);
  line-height: 1.55;
  word-break: break-word;
  overflow-wrap: anywhere;
}
.modal-input, .modal-textarea {
  width: 100%;
  border: 1.5px solid var(--card-border);
  border-radius: var(--card-radius);
  padding: 8px 11px;
  font-size: 0.85rem;
  background: #fff;
  color: var(--text);
  outline: none;
  font-family: inherit;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.modal-input:focus, .modal-textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(200, 122, 62, 0.12);
}
.modal-textarea { resize: vertical; min-height: 62px; }

.modal-footer {
  padding: 12px 20px;
  border-top: 1px solid rgba(234, 215, 186, 0.55);
  display: flex; align-items: center; justify-content: space-between;
}
.modal-created { font-size: 0.7rem; color: var(--text-mute); }
.modal-actions { display: flex; gap: 8px; }
.modal-btn {
  padding: 7px 18px;
  border-radius: var(--card-radius);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  font-family: inherit;
  border: none;
}
.modal-btn-cancel { background: transparent; color: var(--text-light); border: 1px solid var(--card-border); }
.modal-btn-cancel:hover { border-color: var(--text-light); color: var(--text); }
.modal-btn-save { background: var(--accent); color: #fff; }
.modal-btn-save:hover { background: var(--accent-dark); }

/* ==================== Toast ==================== */
.toast-wrap {
  position: fixed;
  bottom: 26px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 4000;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  pointer-events: none;
}
.toast {
  padding: 9px 18px;
  background: rgba(74, 48, 32, 0.92);
  color: #fff8ec;
  font-size: 0.82rem;
  border-radius: 999px;
  box-shadow: 0 6px 20px rgba(74, 48, 32, 0.3);
  animation: toastIn 0.22s ease;
  white-space: nowrap;
  max-width: 90vw;
  overflow: hidden;
  text-overflow: ellipsis;
}
.toast.success { background: rgba(61, 143, 95, 0.94); }
.toast.error { background: rgba(201, 79, 61, 0.94); }
.toast.out { animation: toastOut 0.2s ease forwards; }
@keyframes toastIn { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
@keyframes toastOut { from { opacity: 1; } to { opacity: 0; transform: translateY(8px); } }

/* ==================== 响应式 ==================== */
@media (max-width: 1180px) {
  .topbar-stats .stat-chip:nth-child(3) { display: none; }
}
@media (max-width: 1020px) {
  .grid-container { grid-template-columns: repeat(2, 1fr); }
  .box:nth-child(9) { grid-column: 1 / -1; }
  .topbar-stats { display: none; }
  .topbar-center { justify-content: flex-end; }
}
@media (max-width: 700px) {
  .grid-container { grid-template-columns: 1fr; gap: 10px; }
  .topbar-actions .tb-btn { padding: 7px 10px; font-size: 0.74rem; }
  .brand-sub { display: none; }
  .modal-grid { grid-template-columns: 1fr; }
  .page { padding: 12px 12px 22px; }
  .topbar { padding: 8px 12px; }
}