/**
 * form-modal / alert-modal 结构样式（自 global/Css 裁剪，供团餐 Web 使用）
 * 玻璃质感与动效由 ui-ios.css 叠加。
 */
.hidden { display: none !important; }

.alert-modal {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: rgba(0, 0, 0, 0.45);
}
.alert-modal.hidden { display: none !important; }
.alert-modal.alert-modal--elevated { z-index: 10050; }

.alert-box {
  width: 100%;
  max-width: 360px;
  padding: 1.5rem;
  text-align: center;
  border-radius: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.alert-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 0.75rem;
  border-radius: 50%;
  background: color-mix(in srgb, var(--danger, #ef4444) 18%, transparent);
  color: var(--danger, #ef4444);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 48px;
}
.alert-box h3 { margin: 0 0 0.5rem; font-size: 1.125rem; }
.alert-box p {
  margin: 0 0 1.25rem;
  color: var(--text-muted);
  line-height: 1.6;
  word-break: break-word;
}
.btn-block { width: 100%; }

.form-modal-box {
  position: relative;
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow);
  color: var(--text);
}
.form-modal-box.form-modal-wide {
  width: min(720px, calc(100vw - 2rem));
  max-width: none;
}
.form-modal-box.device-manage-modal,
.form-modal-box.form-modal-wide.device-manage-modal {
  width: min(960px, calc(100vw - 2rem));
  max-width: none;
}
.device-manage-modal .form-modal-body {
  overflow-x: auto;
}
.device-manage-modal .data-table {
  min-width: 720px;
}
.device-manage-modal .data-table td {
  word-break: break-word;
  white-space: normal;
  vertical-align: top;
}
.device-manage-modal .data-table td:first-child {
  max-width: 28rem;
}
.form-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.form-modal-header h3 {
  margin: 0;
  font-size: 1.125rem;
  font-weight: 700;
}
.form-modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  padding: 0.25rem 0.5rem;
}
.form-modal-error {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  margin: 0;
  padding: 0.75rem 1.25rem;
  background: color-mix(in srgb, var(--danger, #ef4444) 14%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--danger, #ef4444) 35%, transparent);
  color: var(--danger, #b91c1c);
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.5;
  flex-shrink: 0;
}
.form-modal-error.hidden { display: none !important; }
.form-modal-box.form-modal-box-error {
  animation: formModalShake 0.45s ease;
}
@keyframes formModalShake {
  0%, 100% { transform: translateX(0); }
  20%, 60% { transform: translateX(-6px); }
  40%, 80% { transform: translateX(6px); }
}
.form-modal-body {
  padding: 1.15rem 1.25rem;
  overflow-y: auto;
  flex: 1 1 auto;
  min-height: 0;
}
.form-modal-footer {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
  background: var(--surface);
}
.form-modal-footer--triple {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0.5rem;
}
.form-modal-footer--wizard {
  justify-content: space-between;
}
.form-modal-loading-overlay {
  position: absolute;
  inset: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: inherit;
  background: color-mix(in srgb, var(--bg) 48%, transparent);
}
.form-modal-loading-overlay .app-loading-overlay {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  background: transparent;
}
.app-loading-spinner {
  width: 36px;
  height: 36px;
  border: 3px solid color-mix(in srgb, var(--primary) 25%, transparent);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: gmSpin 0.8s linear infinite;
}
@keyframes gmSpin {
  to { transform: rotate(360deg); }
}
.app-loading-text {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.875rem 1rem;
  align-items: start;
}
.form-grid-compact { gap: 0.75rem 0.875rem; }
.form-grid .field { margin: 0; }
.form-grid .field.field-full,
.form-grid .field-full { grid-column: 1 / -1; }
.form-grid .field label,
.form-grid label {
  display: grid;
  gap: 0.375rem;
  align-content: start;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-muted);
  margin: 0;
}
.form-grid .field input,
.form-grid .field select,
.form-grid .field textarea,
.form-grid input.input,
.form-grid select.input,
.form-grid textarea.input,
.form-modal-body .input {
  width: 100%;
  margin: 0;
  padding: 0.65rem 0.875rem;
  border: 0;
  border-radius: 12px;
  background: color-mix(in srgb, var(--surface2, #e5e5ea) 92%, var(--border));
  color: var(--text);
  font: inherit;
  box-sizing: border-box;
}
/* 防止双列对齐时，短字段被同行高提示撑成「大文本框」 */
.form-grid input.input:not([type="checkbox"]):not([type="radio"]),
.form-grid select.input {
  align-self: start;
  min-height: 2.75rem;
  height: 2.75rem;
}
.form-grid textarea.input {
  align-self: stretch;
  min-height: 4.5rem;
  height: auto;
  resize: vertical;
}
/* 仅表单网格直接子级的说明占满整行；label 内提示保持紧凑 */
.form-modal-body > .muted,
.form-modal-body > .catalog-dialog-lead,
.form-grid > .muted,
.form-grid > .catalog-dialog-lead,
.form-grid > .field-hint {
  grid-column: 1 / -1;
  margin: 0;
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.45;
}
.form-grid label .field-hint {
  margin: 0;
  font-size: 0.72rem;
  font-weight: 400;
  line-height: 1.35;
  color: var(--text-muted);
}
@media (max-width: 640px) {
  .form-grid { grid-template-columns: 1fr; }
  .form-modal-box.form-modal-wide {
    width: min(100vw - 1rem, 100%);
  }
}

/*
 * footer 胶囊按钮等高：取消/保存须同一盒模型高度。
 * 覆盖 app.css（border:0 vs 1px）与 ui-ios 投影造成的视觉差。
 */
.form-modal-footer .btn-primary,
.form-modal-footer .btn-ghost,
.form-modal-footer .btn-secondary,
.form-modal-footer .form-modal-cancel,
.form-modal-footer .form-modal-submit {
  box-sizing: border-box;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: auto;
  min-width: 88px;
  height: 36px;
  min-height: 36px;
  max-height: 36px;
  margin: 0;
  padding: 0 1.25rem;
  border-width: 1px;
  border-style: solid;
  border-radius: 999px;
  font-size: 0.8125rem;
  font-weight: 600;
  line-height: 1;
  vertical-align: middle;
  flex: 0 0 auto;
}
.form-modal-footer .btn-ghost,
.form-modal-footer .form-modal-cancel {
  background: #fff;
  color: #1c1c1e;
  border-color: #c7c7cc;
  box-shadow: none;
}
.form-modal-footer .btn-primary,
.form-modal-footer .form-modal-submit {
  background: linear-gradient(180deg, #3d9bff 0%, #007aff 100%);
  color: #fff;
  border-color: color-mix(in srgb, #007aff 70%, #000 10%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.28);
}
.form-modal-footer .btn-primary:hover,
.form-modal-footer .form-modal-submit:hover,
.form-modal-footer .btn-ghost:hover,
.form-modal-footer .form-modal-cancel:hover {
  transform: none;
  filter: brightness(0.97);
}