/* ===== 主题变量 ===== */
:root {
  --color-primary: #7c3aed;
  --color-primary-dark: #6d28d9;
  --color-primary-light: #ede9fe;
  --color-primary-soft: #f5f3ff;
  --color-accent: #0891b2;
  --color-bg: #f1f5f9;
  --color-surface: #ffffff;
  --color-text: #1e293b;
  --color-text-muted: #64748b;
  --color-border: #e2e8f0;
  --color-assigned: #16a34a;
  --color-assigned-bg: #dcfce7;
  --color-unassigned: #94a3b8;
  --color-unassigned-bg: #f1f5f9;
  --color-danger: #dc2626;
  --color-danger-bg: #fef2f2;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 10px 30px rgba(15, 23, 42, 0.12);
  --radius: 12px;
  --radius-sm: 8px;
}

body[data-region="yingguan"] {
  --color-primary: #7c3aed;
  --color-primary-dark: #6d28d9;
  --color-primary-light: #ede9fe;
  --color-primary-soft: #f5f3ff;
}

body[data-region="xingang"] {
  --color-primary: #0891b2;
  --color-primary-dark: #0e7490;
  --color-primary-light: #cffafe;
  --color-primary-soft: #ecfeff;
}

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

[hidden] {
  display: none !important;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

input, select {
  font-family: inherit;
}

/* ===== 图标处理（隐藏文字，用符号代替） ===== */
.title-icon,
.search-icon,
.empty-icon,
.btn span:first-child {
  display: inline-block;
}

.title-icon {
  font-size: 0;
}
.title-icon::before {
  content: "🎬";
  font-size: 1.4rem;
}

.search-icon {
  font-size: 0;
  color: var(--color-text-muted);
}
.search-icon::before {
  content: "🔍";
  font-size: 0.95rem;
}

.empty-icon {
  font-size: 0;
  display: block;
  margin-bottom: 8px;
}
.empty-icon::before {
  content: "📭";
  font-size: 3rem;
}

#btn-export span:first-child::before { content: "⬇ "; }
#btn-import span:first-child::before { content: "⬆ "; }
#btn-clear span:first-child::before { content: "✕ "; }
#btn-export span:first-child,
#btn-import span:first-child,
#btn-clear span:first-child {
  margin-right: 2px;
}

/* ===== Header ===== */
.app-header {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  padding: 14px 24px;
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 0;
  z-index: 100;
  transition: background 0.4s ease;
}

.header-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: nowrap;
  overflow: hidden;
}

/* 右侧：logo + 标题 + 用户栏 */
.header-right {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-shrink: 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-logo {
  height: 42px;
  width: auto;
  object-fit: contain;
  flex-shrink: 0;
}

.app-title {
  font-size: 1.2rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
  letter-spacing: 0.5px;
  white-space: nowrap;
}

/* ===== Tab Bar ===== */
.tab-bar {
  display: flex;
  gap: 6px;
  background: rgba(255, 255, 255, 0.15);
  padding: 5px;
  border-radius: 10px;
  backdrop-filter: blur(8px);
}

.tab {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  border-radius: 7px;
  font-size: 0.95rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.8);
  transition: all 0.2s ease;
}

.tab:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.12);
}

.tab.active {
  background: #fff;
  color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.tab-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
}

.dot-yingguan { background: #7c3aed; }
.dot-xingang { background: #0891b2; }

.tab-count {
  background: rgba(0, 0, 0, 0.08);
  padding: 1px 8px;
  border-radius: 10px;
  font-size: 0.78rem;
  font-weight: 700;
}

.tab.active .tab-count {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
}

/* ===== Toolbar ===== */
.toolbar {
  max-width: 1400px;
  margin: 0 auto;
  padding: 18px 24px 8px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.toolbar-row {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.search-box {
  flex: 1;
  min-width: 240px;
  position: relative;
  display: flex;
  align-items: center;
}

.search-box .search-icon {
  position: absolute;
  left: 14px;
  pointer-events: none;
}

#search {
  width: 100%;
  padding: 11px 38px 11px 40px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  background: var(--color-surface);
  transition: all 0.2s ease;
}

#search:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

.search-clear {
  position: absolute;
  right: 10px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  font-size: 1.1rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.search-clear:hover {
  background: var(--color-border);
  color: var(--color-text);
}

/* ===== Stats ===== */
.stat-group {
  display: flex;
  gap: 10px;
}

.stat-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 8px 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 76px;
  box-shadow: var(--shadow-sm);
}

.stat-label {
  font-size: 0.72rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

.stat-value {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
}

.stat-assigned .stat-value { color: var(--color-assigned); }
.stat-unassigned .stat-value { color: var(--color-unassigned); }

/* ===== Filters & Actions ===== */
.filter-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.filter-select {
  padding: 9px 14px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  font-size: 0.9rem;
  color: var(--color-text);
  cursor: pointer;
  transition: all 0.2s ease;
}

.filter-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

.action-group {
  display: flex;
  gap: 8px;
  margin-left: auto;
}

.btn {
  padding: 9px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: all 0.2s ease;
  border: 1.5px solid transparent;
}

.btn-ghost {
  background: var(--color-surface);
  border-color: var(--color-border);
  color: var(--color-text);
}

.btn-ghost:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-soft);
}

.btn-danger-ghost {
  background: var(--color-surface);
  border-color: var(--color-border);
  color: var(--color-danger);
}

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

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  padding: 10px 22px;
}

.btn-primary:hover {
  background: var(--color-primary-dark);
}

/* ===== Main Content ===== */
.main-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 8px 24px 40px;
}

.region-label {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 16px;
  background: var(--color-primary-soft);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-sm);
  margin-bottom: 18px;
}

.region-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-primary-dark);
}

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

/* ===== Grid ===== */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
}

/* ===== Room Card ===== */
.room-card {
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  padding: 14px;
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.room-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.room-card.assigned {
  border-color: var(--color-assigned);
  background: linear-gradient(180deg, var(--color-assigned-bg) 0%, var(--color-surface) 35%);
}

.room-card.special {
  border-color: #f59e0b;
}
.room-card.special .tag-remark {
  background: #fef3c7;
  color: #b45309;
}

.room-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
}

.room-id {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: 0.3px;
}

.room-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  justify-content: flex-end;
}

.tag {
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 10px;
  font-weight: 600;
  white-space: nowrap;
}

.tag-style {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
}

.tag-shift {
  background: #e0e7ff;
  color: #4338ca;
}

.tag-remark {
  background: #f1f5f9;
  color: var(--color-text-muted);
}

.room-shift-label {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.room-shift-label strong {
  color: var(--color-text);
}

/* ===== Slot Grid ===== */
.slot-grid {
  display: grid;
  gap: 8px;
}

.slot-grid.cols-1 { grid-template-columns: 1fr; }
.slot-grid.cols-2 { grid-template-columns: 1fr 1fr; }
.slot-grid.cols-3 { grid-template-columns: 1fr 1fr 1fr; }

.slot {
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 6px 8px;
  background: var(--color-bg);
  transition: all 0.15s ease;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.slot.assigned {
  border-color: var(--color-assigned);
  background: var(--color-assigned-bg);
}

.slot-label {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 4px;
}

.slot.assigned .slot-label {
  color: var(--color-assigned);
}

.slot-label .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-unassigned);
}

.slot.assigned .slot-label .dot {
  background: var(--color-assigned);
}

.slot-input {
  width: 100%;
  border: none;
  background: transparent;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text);
  padding: 2px 0;
}

.slot-input::placeholder {
  color: #cbd5e1;
  font-weight: 400;
}

.slot-input:focus {
  outline: none;
}

.room-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 2px;
}

.status-badge {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: 10px;
}

.status-badge.assigned {
  background: var(--color-assigned-bg);
  color: var(--color-assigned);
}

.status-badge.unassigned {
  background: var(--color-unassigned-bg);
  color: var(--color-unassigned);
}

/* ===== Empty State ===== */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--color-text-muted);
}

.empty-state p {
  font-size: 0.95rem;
}

/* ===== Footer ===== */
.app-footer {
  max-width: 1400px;
  margin: 0 auto;
  padding: 16px 24px 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border);
  flex-wrap: wrap;
  gap: 8px;
}

.app-footer strong {
  color: var(--color-primary);
}

/* ===== Modal ===== */
.modal-mask {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
  animation: fadeIn 0.2s ease;
}

.modal {
  background: var(--color-surface);
  border-radius: var(--radius);
  width: 100%;
  max-width: 460px;
  box-shadow: var(--shadow-lg);
  animation: slideUp 0.25s ease;
  overflow: hidden;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border);
}

.modal-header h3 {
  font-size: 1.05rem;
  color: var(--color-text);
}

.modal-close {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  font-size: 1.4rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.modal-close:hover {
  background: var(--color-border);
}

.modal-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.modal-field {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.modal-field label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
}

.modal-field input {
  padding: 9px 12px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
}

.modal-field input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  padding: 14px 20px;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg);
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== Toast ===== */
.toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  background: #1e293b;
  color: #fff;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  z-index: 2000;
  animation: toastIn 0.25s ease;
}

.toast.success { background: var(--color-assigned); }
.toast.error { background: var(--color-danger); }

@keyframes toastIn {
  from { opacity: 0; transform: translateX(-50%) translateY(20px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* ===== 用户栏（header 内） ===== */
.user-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255, 255, 255, 0.95);
  font-size: 0.88rem;
}

.user-name {
  font-weight: 600;
  padding: 4px 12px;
  background: rgba(255, 255, 255, 0.18);
  border-radius: 12px;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.8rem;
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.25);
}

.btn-sm:hover {
  background: rgba(255, 255, 255, 0.28);
  border-color: rgba(255, 255, 255, 0.5);
}

/* ===== 登录页 ===== */
.login-page {
  background: linear-gradient(135deg, #7c3aed 0%, #4338ca 50%, #0891b2 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.login-wrapper {
  width: 100%;
  max-width: 400px;
}

.login-card {
  background: var(--color-surface);
  border-radius: 16px;
  padding: 36px 32px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  animation: slideUp 0.4s ease;
}

.login-header {
  text-align: center;
  margin-bottom: 28px;
}

.login-icon {
  font-size: 0;
  display: inline-block;
  margin-bottom: 8px;
}

.login-logo {
  height: 64px;
  width: auto;
  object-fit: contain;
  margin-bottom: 12px;
}

.login-header h1 {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 6px;
}

.login-header p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.login-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.login-field label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
}

.login-field input {
  padding: 11px 14px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  transition: all 0.2s ease;
}

.login-field input:focus {
  outline: none;
  border-color: #7c3aed;
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

.login-error {
  background: var(--color-danger-bg);
  color: var(--color-danger);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  border: 1px solid var(--color-danger);
}

.login-btn {
  width: 100%;
  padding: 12px;
  font-size: 1rem;
  margin-top: 6px;
  justify-content: center;
}

/* ===== 响应式 ===== */
@media (max-width: 768px) {
  .header-inner {
    flex-direction: column;
    align-items: stretch;
    flex-wrap: wrap;
    overflow: visible;
  }
  .header-right {
    justify-content: space-between;
  }
  .brand-logo {
    height: 34px;
  }
  .app-title {
    font-size: 1rem;
  }
  .tab-bar {
    align-self: stretch;
  }
  .tab {
    flex: 1;
    justify-content: center;
  }
  .action-group {
    margin-left: 0;
    width: 100%;
  }
  .btn {
    flex: 1;
    justify-content: center;
  }
  .grid {
    grid-template-columns: 1fr;
  }
  .stat-group {
    width: 100%;
  }
  .stat-item {
    flex: 1;
  }
  .region-label {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }
}