/* =========================================================================
   组件：按钮、表单控件、开关、徽标、卡片、表格、弹窗、菜单、通知、提示
   ========================================================================= */

/* ------------------------------------------------------------------ 动画 */

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes fade-in {
  from {
    opacity: 0;
  }
}

@keyframes fade-out {
  to {
    opacity: 0;
  }
}

@keyframes pop-in {
  from {
    opacity: 0;
    transform: translateY(calc(var(--m) * -4px)) scale(calc(1 - var(--m) * 0.03));
  }
}

@keyframes pop-out {
  to {
    opacity: 0;
    transform: scale(calc(1 - var(--m) * 0.03));
  }
}

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(calc(var(--m) * 10px)) scale(calc(1 - var(--m) * 0.015));
  }
}

@keyframes rise-out {
  to {
    opacity: 0;
    transform: translateY(calc(var(--m) * 6px)) scale(calc(1 - var(--m) * 0.015));
  }
}

@keyframes sheet-in {
  from {
    opacity: calc(1 - var(--m));
    transform: translateY(calc(var(--m) * 100%));
  }
}

@keyframes sheet-out {
  to {
    opacity: calc(1 - var(--m));
    transform: translateY(calc(var(--m) * 100%));
  }
}

@keyframes drawer-in {
  from {
    opacity: 0;
    transform: translateX(calc(var(--m) * 48px));
  }
}

@keyframes drawer-out {
  to {
    opacity: 0;
    transform: translateX(calc(var(--m) * 32px));
  }
}

@keyframes flash {
  from {
    background-color: var(--flash);
  }
  to {
    background-color: transparent;
  }
}

@keyframes shake {
  20% {
    transform: translateX(calc(var(--m) * -6px));
  }
  40% {
    transform: translateX(calc(var(--m) * 6px));
  }
  60% {
    transform: translateX(calc(var(--m) * -4px));
  }
  80% {
    transform: translateX(calc(var(--m) * 3px));
  }
}

@keyframes shimmer {
  from {
    background-position: 120% 0;
  }
  to {
    background-position: -120% 0;
  }
}

.is-flash {
  animation: flash 1.6s var(--ease) 1;
}

/* ------------------------------------------------------------------ icon */

.icon {
  width: 16px;
  height: 16px;
  flex: none;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.icon-sm {
  width: 14px;
  height: 14px;
}

.icon-lg {
  width: 20px;
  height: 20px;
}

/* ------------------------------------------------------------------ spinner */

.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  flex: none;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

.spinner-sm {
  width: 12px;
  height: 12px;
  border-width: 1.5px;
}

/* ------------------------------------------------------------------ button */

.btn {
  --btn-bg: var(--surface);
  --btn-fg: var(--text);
  --btn-border: var(--border-strong);
  --btn-bg-hover: var(--surface-3);
  --btn-bg-active: var(--surface-3);
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: var(--control-h);
  padding: 0 12px;
  border: 1px solid var(--btn-border);
  border-radius: var(--r-sm);
  background: var(--btn-bg);
  color: var(--btn-fg);
  font-size: 13.5px;
  font-weight: 500;
  line-height: 1;
  white-space: nowrap;
  text-decoration: none !important;
  user-select: none;
  touch-action: manipulation;
  cursor: pointer;
  transition: background-color var(--dur-1) var(--ease), border-color var(--dur-1) var(--ease),
    color var(--dur-1) var(--ease), transform var(--dur-1) var(--ease), opacity var(--dur-1) var(--ease);
}

.btn .icon {
  width: 16px;
  height: 16px;
}

@media (hover: hover) {
  .btn:hover:not([disabled]):not([aria-disabled="true"]) {
    background: var(--btn-bg-hover);
  }
}

.btn:active:not([disabled]):not([aria-disabled="true"]):not(.is-loading) {
  transform: scale(calc(1 - var(--m) * 0.03));
  background: var(--btn-bg-active);
}

.btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.btn-primary {
  --btn-bg: var(--accent);
  --btn-fg: var(--on-accent);
  --btn-border: transparent;
  --btn-bg-hover: var(--accent-hover);
  --btn-bg-active: var(--accent-press);
}

.btn-danger {
  --btn-bg: var(--danger);
  --btn-fg: #fff;
  --btn-border: transparent;
  --btn-bg-hover: var(--danger-hover);
  --btn-bg-active: var(--danger-press);
}

.btn-ghost {
  --btn-bg: transparent;
  --btn-border: transparent;
  --btn-fg: var(--text-2);
  --btn-bg-hover: var(--hover);
  --btn-bg-active: var(--press);
}

.btn-quiet {
  --btn-bg: transparent;
  --btn-border: transparent;
  --btn-fg: var(--accent-text);
  --btn-bg-hover: var(--accent-soft);
  --btn-bg-active: var(--accent-soft-2);
  padding: 0 8px;
}

.btn-danger-quiet {
  --btn-bg: transparent;
  --btn-border: transparent;
  --btn-fg: var(--danger-text);
  --btn-bg-hover: var(--danger-soft);
  --btn-bg-active: var(--danger-soft);
}

.btn-icon {
  width: var(--control-h);
  padding: 0;
}

.btn-sm {
  height: var(--control-h-sm);
  padding: 0 10px;
  font-size: 12.5px;
  gap: 5px;
}

.btn-sm.btn-icon {
  width: var(--control-h-sm);
  padding: 0;
}

.btn-sm .icon {
  width: 15px;
  height: 15px;
}

.btn-lg {
  height: var(--control-h-lg);
  padding: 0 18px;
  font-size: 14.5px;
}

.btn-block {
  width: 100%;
}

.btn[disabled],
.btn[aria-disabled="true"] {
  opacity: 0.5;
  cursor: not-allowed;
}

/* 加载中：文字隐去但宽度不变，转圈居中 */
.btn.is-loading {
  color: transparent !important;
  cursor: progress;
}

.btn.is-loading > :not(.btn-spinner) {
  visibility: hidden;
}

.btn-spinner {
  position: absolute;
  inset: 0;
  margin: auto;
  color: var(--btn-fg);
}

.btn-group {
  display: flex;
  align-items: center;
  gap: var(--s-2);
  flex-wrap: wrap;
}

/* ------------------------------------------------------------------ 表单 */

.field {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.field-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--text-2);
}

.field-label .optional {
  font-weight: 400;
  color: var(--text-4);
}

.field-hint {
  font-size: 12.5px;
  color: var(--text-3);
}

.field-error {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  font-size: 12.5px;
  color: var(--danger-text);
  animation: fade-in var(--dur-2) var(--ease-out);
}

.field-error .icon {
  width: 14px;
  height: 14px;
  margin-top: 2px;
}

.form {
  display: grid;
  gap: var(--s-4);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--s-3);
}

.input,
.select,
.textarea {
  width: 100%;
  height: var(--control-h);
  padding: 0 10px;
  border: 1px solid var(--border-strong);
  border-radius: var(--r-sm);
  background: var(--surface);
  color: var(--text);
  font-size: var(--fs-md);
  transition: border-color var(--dur-1) var(--ease), box-shadow var(--dur-1) var(--ease);
}

.textarea {
  height: auto;
  min-height: 92px;
  padding: 8px 10px;
  line-height: 1.55;
  resize: vertical;
}

.input::placeholder,
.textarea::placeholder {
  color: var(--text-4);
}

@media (hover: hover) {
  .input:hover:not(:focus):not(:disabled),
  .select:hover:not(:focus):not(:disabled),
  .textarea:hover:not(:focus):not(:disabled) {
    border-color: var(--border-hover);
  }
}

.input:focus,
.select:focus,
.textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--ring);
  outline: none;
}

.input:-webkit-autofill:focus {
  -webkit-box-shadow: 0 0 0 1000px var(--surface) inset, 0 0 0 3px var(--ring);
}

.is-invalid,
.is-invalid:hover {
  border-color: var(--danger) !important;
}

.is-invalid:focus {
  box-shadow: 0 0 0 3px var(--danger-ring);
}

.input:disabled,
.select:disabled,
.textarea:disabled {
  background: var(--surface-3);
  color: var(--text-3);
  cursor: not-allowed;
}

/* 只读：可以选中复制，但看得出不能修改 */
.input[readonly] {
  background: var(--surface-2);
  color: var(--text-2);
}

.input[readonly]:focus {
  border-color: var(--border-strong);
  box-shadow: none;
}

.input.mono,
.textarea.mono {
  font-family: var(--font-mono);
  font-size: 13px;
}

.input-sm {
  height: var(--control-h-sm);
  font-size: 13px;
}

/* 下拉框：去掉原生外观，自画箭头；弹出列表在手机上保留系统原生选择器 */
.select-wrap {
  position: relative;
  display: block;
  min-width: 0;
}

.select-wrap::after {
  content: "";
  position: absolute;
  right: 12px;
  top: 50%;
  width: 7px;
  height: 7px;
  border-right: 1.5px solid var(--text-3);
  border-bottom: 1.5px solid var(--text-3);
  transform: translateY(-70%) rotate(45deg);
  pointer-events: none;
}

.select {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 32px;
  cursor: pointer;
  text-overflow: ellipsis;
}

@supports (appearance: base-select) {
  @media (hover: hover) and (pointer: fine) {
    .select,
    .select::picker(select) {
      appearance: base-select;
    }

    .select {
      display: flex;
      align-items: center;
    }

    .select::picker-icon {
      display: none;
    }

    .select::picker(select) {
      margin-top: 4px;
      padding: 4px;
      border: 1px solid var(--pop-border);
      border-radius: var(--r-md);
      background: var(--overlay);
      color: var(--text);
      box-shadow: var(--shadow-pop);
    }

    .select option {
      padding: 6px 10px;
      border-radius: var(--r-xs);
      font-size: var(--fs-md);
    }

    .select option::checkmark {
      display: none;
    }

    .select option:checked {
      background: var(--accent-soft);
      color: var(--accent-text);
    }

    .select option:hover,
    .select option:focus-visible {
      background: var(--hover);
      outline: none;
    }
  }
}

@media (pointer: coarse) {
  .input,
  .select,
  .textarea {
    font-size: 16px;
  }
}

/* 复选框 */
.checkbox {
  appearance: none;
  -webkit-appearance: none;
  display: inline-grid;
  place-content: center;
  width: 16px;
  height: 16px;
  flex: none;
  margin: 0;
  border: 1.5px solid var(--border-strong);
  border-radius: 4px;
  background: var(--surface);
  cursor: pointer;
  transition: background-color var(--dur-1) var(--ease), border-color var(--dur-1) var(--ease);
}

.checkbox::after {
  content: "";
  width: 8px;
  height: 4.5px;
  margin-top: -2px;
  border-left: 2px solid var(--on-accent);
  border-bottom: 2px solid var(--on-accent);
  transform: rotate(-45deg) scale(0);
  transition: transform var(--dur-1) var(--ease-out);
}

.checkbox:checked {
  background: var(--accent);
  border-color: var(--accent);
}

.checkbox:checked::after {
  transform: rotate(-45deg) scale(1);
}

.checkbox:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* 开关 */
.switch {
  position: relative;
  display: inline-block;
  width: 34px;
  height: 20px;
  flex: none;
  border-radius: 999px;
  background: var(--switch-off);
  cursor: pointer;
  transition: background-color var(--dur-2) var(--ease);
}

.switch::before {
  content: "";
  position: absolute;
  inset: -10px -6px;
}

.switch-thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.22);
  transition: transform var(--dur-2) var(--ease-out);
}

.switch[aria-checked="true"] {
  background: var(--accent);
}

.switch[aria-checked="true"] .switch-thumb {
  transform: translateX(14px);
}

.switch.is-pending {
  cursor: progress;
}

.switch.is-pending .switch-thumb::after {
  content: "";
  position: absolute;
  inset: 3px;
  border: 1.5px solid var(--accent);
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

.switch[aria-checked="false"].is-pending .switch-thumb::after {
  border-color: var(--text-4);
  border-right-color: transparent;
}

.switch[aria-disabled="true"] {
  opacity: 0.45;
  cursor: not-allowed;
}

.switch:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* 分段选择 */
.segmented {
  display: inline-flex;
  gap: 2px;
  padding: 2px;
  border-radius: var(--r-sm);
  background: var(--surface-3);
  max-width: 100%;
  overflow-x: auto;
  scrollbar-width: none;
}

.segmented button {
  height: 28px;
  padding: 0 10px;
  border-radius: 5px;
  color: var(--text-3);
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
  transition: background-color var(--dur-1) var(--ease), color var(--dur-1) var(--ease);
}

@media (hover: hover) {
  .segmented button:hover {
    color: var(--text);
  }
}

/* 表单里的分段控件撑满一行，选项等分 */
.field > .segmented {
  display: flex;
}

.field > .segmented button {
  flex: 1;
  justify-content: center;
  height: 32px;
  text-align: center;
}

/* 分段控件可能横向滚动，焦点框画在按钮内侧，避免被裁掉 */
.segmented button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}

.segmented button[aria-pressed="true"] {
  background: var(--surface);
  color: var(--text);
  box-shadow: 0 0 0 1px var(--border), var(--shadow-sm);
}

/* 搜索框 */
.search {
  position: relative;
  min-width: 0;
}

.search > .icon {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-4);
  pointer-events: none;
}

.search .input {
  padding-left: 32px;
  padding-right: 32px;
}

.search-clear {
  position: absolute;
  right: 3px;
  top: 50%;
  transform: translateY(-50%);
}

/* OTP 6 位输入 */
.otp {
  display: flex;
  justify-content: center;
  gap: 8px;
}

.otp-gap {
  width: 6px;
}

.otp-input {
  width: 46px;
  height: 54px;
  padding: 0;
  border: 1px solid var(--border-strong);
  border-radius: var(--r-md);
  background: var(--surface);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 500;
  text-align: center;
  caret-color: var(--accent);
  transition: border-color var(--dur-1) var(--ease), box-shadow var(--dur-1) var(--ease),
    background-color var(--dur-1) var(--ease);
}

.otp-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--ring);
}

.otp-input.is-filled {
  background: var(--surface-2);
}

.otp.is-invalid .otp-input {
  border-color: var(--danger);
}

.otp.is-shake {
  animation: shake 0.36s var(--ease) 1;
}

.otp.is-busy .otp-input {
  opacity: 0.6;
}

@media (max-width: 400px) {
  .otp {
    gap: 6px;
  }

  .otp-input {
    width: 40px;
    height: 50px;
    font-size: 20px;
  }
}

/* ------------------------------------------------------------------ 徽标 / 标签 */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  height: 20px;
  padding: 0 7px;
  border-radius: 999px;
  background: var(--neutral-soft);
  color: var(--neutral-text);
  font-size: 12px;
  font-weight: 500;
  line-height: 1;
  white-space: nowrap;
  flex: none;
}

.badge .icon {
  width: 12px;
  height: 12px;
  stroke-width: 2;
}

.badge-dot::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.badge.success {
  background: var(--success-soft);
  color: var(--success-text);
}

.badge.warning {
  background: var(--warning-soft);
  color: var(--warning-text);
}

.badge.danger {
  background: var(--danger-soft);
  color: var(--danger-text);
}

.badge.info {
  background: var(--info-soft);
  color: var(--info-text);
}

.badge.accent {
  background: var(--accent-soft);
  color: var(--accent-text);
}

.badge.outline {
  background: transparent;
  box-shadow: inset 0 0 0 1px var(--border-strong);
  color: var(--text-3);
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  height: 22px;
  padding: 0 7px;
  border: 1px solid var(--border);
  border-radius: var(--r-xs);
  background: var(--surface-2);
  color: var(--text-2);
  font-family: var(--font-mono);
  font-size: 12px;
  white-space: nowrap;
}

/* 人名等普通文字用的标签 */
.chip-plain {
  font-family: inherit;
  font-size: 12.5px;
}

.chip.is-current {
  border-color: var(--accent-soft-2);
  background: var(--accent-soft);
  color: var(--accent-text);
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  min-width: 0;
}

.code,
.kbd {
  padding: 1px 6px;
  border: 1px solid var(--border);
  border-radius: var(--r-xs);
  background: var(--surface-3);
  font-family: var(--font-mono);
  font-size: 12.5px;
  white-space: nowrap;
}

/* ------------------------------------------------------------------ 卡片 / 提示条 */

.card {
  min-width: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
}

.card-head {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  min-height: 52px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--divider);
}

.card-title {
  font-size: 14.5px;
  font-weight: 600;
}

.card-body {
  padding: 16px;
}

.alert {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  background: var(--surface);
  font-size: 13.5px;
  line-height: 1.5;
}

.alert > .icon {
  margin-top: 2px;
  width: 16px;
  height: 16px;
}

.alert-body {
  flex: 1;
  min-width: 0;
}

.alert-actions {
  display: flex;
  gap: 6px;
  margin-top: 6px;
  flex-wrap: wrap;
}

.alert.info {
  background: var(--info-soft);
  border-color: var(--info-border);
}

.alert.info > .icon {
  color: var(--info-text);
}

.alert.warning {
  background: var(--warning-soft);
  border-color: var(--warning-border);
}

.alert.warning > .icon {
  color: var(--warning-text);
}

.alert.danger {
  background: var(--danger-soft);
  border-color: var(--danger-border);
}

.alert.danger > .icon {
  color: var(--danger-text);
}

.alert.success {
  background: var(--success-soft);
  border-color: var(--success-border);
}

.alert.success > .icon {
  color: var(--success-text);
}

.alert .alert-close {
  margin: -4px -6px -4px 0;
}

/* ------------------------------------------------------------------ 数据表格（按容器宽度响应） */

.dt-wrap {
  container: dt / inline-size;
  min-width: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: clip;
  transition: opacity var(--dur-2) var(--ease);
}

.dt-wrap.is-stale {
  opacity: 0.55;
}

.dt {
  width: 100%;
  font-size: 13.5px;
  font-variant-numeric: tabular-nums;
}

.dt th {
  position: sticky;
  top: var(--sticky-top, 0px);
  z-index: 2;
  height: 38px;
  padding: 0 12px;
  border-bottom: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text-3);
  font-size: 12.5px;
  font-weight: 500;
  text-align: left;
  white-space: nowrap;
}

.dt td {
  height: 54px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--divider);
  vertical-align: middle;
}

.dt tbody tr:last-child td {
  border-bottom: 0;
}

.dt tbody tr {
  transition: background-color var(--dur-1) var(--ease);
}

.dt tbody tr.is-clickable {
  cursor: pointer;
}

@media (hover: hover) {
  .dt tbody tr.is-clickable:hover {
    background: var(--row-hover);
  }
}

.dt tbody tr.is-flash {
  animation: flash 1.6s var(--ease) 1;
}

.dt .c-num {
  text-align: right;
}

.dt .c-actions {
  width: 1%;
  text-align: right;
  white-space: nowrap;
}

.dt .c-actions .btn-group {
  justify-content: flex-end;
  flex-wrap: nowrap;
  gap: 2px;
}

.dt .c-card-only {
  display: none;
}

.dt .cell-main {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  max-width: 100%;
}

.dt .cell-main > .truncate {
  font-weight: 500;
}

.dt .cell-sub {
  margin-top: 2px;
  color: var(--text-3);
  font-size: 12.5px;
}

.dt .c-w-name {
  width: 26%;
  max-width: 320px;
}

.dt .c-w-sm {
  width: 1%;
  white-space: nowrap;
}

.dt td.c-truncate {
  max-width: 0;
}

/* 隐藏次要列：先藏不重要的 */
@container dt (max-width: 1120px) {
  .dt .p3 {
    display: none;
  }
}

@container dt (max-width: 900px) {
  .dt .p2 {
    display: none;
  }
}

/* 窄容器：表格变卡片，单元格最多两行 */
@container dt (max-width: 640px) {
  .dt,
  .dt tbody {
    display: block;
  }

  .dt thead {
    display: none;
  }

  .dt tbody tr {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto auto;
    grid-template-areas:
      "title status menu"
      "sub sub sub"
      "meta meta meta";
    align-items: center;
    column-gap: 8px;
    row-gap: 3px;
    padding: 12px 8px 12px 14px;
    border-bottom: 1px solid var(--divider);
  }

  .dt tbody tr:last-child {
    border-bottom: 0;
  }

  .dt td {
    display: none;
    height: auto;
    max-width: none;
    padding: 0;
    border: 0;
  }

  /* 卡片里的单元格不再受表格列宽约束（c-w-sm 的 1%、c-truncate 的 max-width: 0） */
  .dt td.c-card {
    display: block;
    width: auto;
    max-width: none;
  }

  .dt .c-title {
    grid-area: title;
    min-width: 0;
  }

  .dt .c-status {
    grid-area: status;
    justify-self: end;
  }

  .dt .c-menu {
    grid-area: menu;
    display: block;
  }

  .dt .c-sub {
    grid-area: sub;
    min-width: 0;
    font-size: 13px;
  }

  .dt .c-meta {
    grid-area: meta;
    min-width: 0;
    color: var(--text-3);
    font-size: 12.5px;
  }

  .dt .c-card-only.c-card {
    display: block;
  }
}

/* 横向滚动 + 冻结首列（授权矩阵等需要横向对比的场景） */
.hscroll {
  position: relative;
  overflow-x: auto;
  overscroll-behavior-x: contain;
}

.hscroll::-webkit-scrollbar {
  height: 10px;
}

.hscroll .freeze {
  position: sticky;
  left: 0;
  z-index: 3;
  background: var(--surface);
}

.hscroll.is-scrolled .freeze::after {
  content: "";
  position: absolute;
  top: 0;
  right: -12px;
  bottom: 0;
  width: 12px;
  background: linear-gradient(to right, rgba(0, 0, 0, 0.07), transparent);
  pointer-events: none;
}

@media (prefers-color-scheme: dark) {
  .hscroll.is-scrolled .freeze::after {
    background: linear-gradient(to right, rgba(0, 0, 0, 0.45), transparent);
  }
}

/* 列表底部 */
.list-foot {
  display: flex;
  justify-content: center;
  padding: 12px;
  border-top: 1px solid var(--divider);
}

/* ------------------------------------------------------------------ 骨架屏 / 空状态 */

.skeleton {
  display: block;
  height: 12px;
  border-radius: 6px;
  background: linear-gradient(90deg, var(--skeleton) 30%, var(--skeleton-shine) 50%, var(--skeleton) 70%);
  background-size: 240% 100%;
  animation: shimmer 1.4s ease-in-out infinite;
}

@media (prefers-reduced-motion: reduce) {
  .skeleton {
    animation: none;
  }
}

.skeleton-rows {
  display: grid;
}

.skeleton-row {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr) minmax(0, 1fr) 80px;
  gap: 24px;
  align-items: center;
  height: 54px;
  padding: 0 14px;
  border-bottom: 1px solid var(--divider);
}

.skeleton-row:last-child {
  border-bottom: 0;
}

.empty {
  display: grid;
  justify-items: center;
  gap: 6px;
  padding: 48px 24px;
  text-align: center;
  animation: fade-in var(--dur-2) var(--ease-out);
}

.empty-icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 6px;
  border-radius: 12px;
  background: var(--surface-3);
  color: var(--text-3);
}

.empty-icon .icon {
  width: 20px;
  height: 20px;
}

.empty-title {
  font-size: 14.5px;
  font-weight: 600;
}

.empty-text {
  max-width: 380px;
  color: var(--text-3);
  font-size: 13.5px;
}

.empty-actions {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}

/* ------------------------------------------------------------------ 弹窗 / 底部面板 / 侧边抽屉 */

.dlg {
  position: fixed;
  margin: auto;
  width: min(520px, calc(100vw - 32px));
  max-width: none;
  max-height: min(86dvh, 820px);
  padding: 0;
  border: 1px solid var(--pop-border);
  border-radius: var(--r-xl);
  background: var(--overlay);
  color: var(--text);
  box-shadow: var(--shadow-pop);
  overflow: hidden;
  overscroll-behavior: contain;
}

.dlg[open] {
  display: flex;
  flex-direction: column;
  animation: rise-in var(--dur-2) var(--ease-out);
}

.dlg.is-closing {
  animation: rise-out var(--dur-1) var(--ease-in) forwards;
}

.dlg::backdrop {
  background: var(--backdrop);
  animation: fade-in var(--dur-2) var(--ease-out);
}

.dlg.is-closing::backdrop {
  animation: fade-out var(--dur-1) var(--ease-in) forwards;
}

.dlg-wide {
  width: min(680px, calc(100vw - 32px));
}

.dlg-grabber {
  display: none;
}

.dlg-head {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 18px 16px 10px 20px;
}

.dlg-head:not(:has(> .dlg-close)) {
  padding-right: 20px;
}

.dlg-head-text {
  flex: 1;
  min-width: 0;
}

.dlg-title {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.4;
}

.dlg-title:focus {
  outline: none;
}

.dlg-desc {
  margin-top: 4px;
  color: var(--text-3);
  font-size: 13.5px;
}

.dlg-close {
  margin: -4px -2px 0 0;
}

.dlg-body {
  flex: 1 1 auto;
  min-height: 0;
  padding: 8px 20px 20px;
  overflow-y: auto;
  overscroll-behavior: contain;
}

.dlg-body:empty {
  display: none;
}

/* 没有正文时，标题区与底栏之间留出呼吸空间 */
.dlg-head:has(+ .dlg-body:empty) {
  padding-bottom: 20px;
}

.dlg-foot {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 12px 20px 16px;
  border-top: 1px solid var(--divider);
}

.dlg-foot-note {
  margin-right: auto;
  align-self: center;
  color: var(--text-3);
  font-size: 12.5px;
}

@media (max-width: 640px) {
  .dlg {
    width: 100%;
    max-height: 92dvh;
    margin: auto 0 0;
    border-bottom: 0;
    border-radius: 16px 16px 0 0;
  }

  .dlg[open] {
    animation: sheet-in var(--dur-3) var(--ease-out);
  }

  .dlg.is-closing {
    animation: sheet-out var(--dur-2) var(--ease-in) forwards;
  }

  .dlg-grabber {
    display: block;
    width: 36px;
    height: 4px;
    margin: 8px auto -4px;
    border-radius: 2px;
    background: var(--border-strong);
    flex: none;
  }

  .dlg-head {
    padding: 14px 12px 8px 16px;
  }

  .dlg-body {
    padding: 6px 16px 16px;
  }

  .dlg-foot {
    flex-direction: column-reverse;
    padding: 10px 16px calc(12px + env(safe-area-inset-bottom));
  }

  .dlg-foot .btn {
    width: 100%;
    height: 44px;
  }

  .dlg-foot-note {
    margin: 0;
    text-align: center;
  }
}

/* 侧边抽屉：桌面从右侧滑入，手机上是全屏页 */
.drawer {
  width: min(600px, 100vw);
  height: 100dvh;
  max-height: 100dvh;
  margin: 0 0 0 auto;
  border: 0;
  border-left: 1px solid var(--pop-border);
  border-radius: 0;
}

.drawer[open] {
  animation: drawer-in var(--dur-3) var(--ease-out);
}

.drawer.is-closing {
  animation: drawer-out var(--dur-2) var(--ease-in) forwards;
}

.drawer .dlg-head {
  align-items: center;
  min-height: 60px;
  padding: 12px 16px 12px 20px;
  border-bottom: 1px solid var(--divider);
}

.drawer .dlg-body {
  padding: 20px;
}

.drawer-back {
  display: none;
}

@media (max-width: 640px) {
  .drawer {
    width: 100vw;
    height: 100dvh;
    max-height: 100dvh;
    margin: 0;
    border: 0;
    border-radius: 0;
  }

  .drawer[open] {
    animation: drawer-in var(--dur-3) var(--ease-out);
  }

  .drawer.is-closing {
    animation: drawer-out var(--dur-2) var(--ease-in) forwards;
  }

  .drawer .dlg-grabber {
    display: none;
  }

  .drawer .dlg-head {
    min-height: 52px;
    padding: calc(6px + env(safe-area-inset-top)) 8px 6px 6px;
  }

  .drawer .dlg-close {
    display: none;
  }

  .drawer .drawer-back {
    display: inline-flex;
  }

  .drawer .dlg-body {
    padding: 16px 16px calc(24px + env(safe-area-inset-bottom));
  }
}

/* ------------------------------------------------------------------ 菜单（“⋯”） */

.menu {
  position: fixed;
  z-index: var(--z-menu);
  min-width: 184px;
  max-width: 300px;
  padding: 4px;
  border: 1px solid var(--pop-border);
  border-radius: var(--r-md);
  background: var(--overlay);
  box-shadow: var(--shadow-pop);
  transform-origin: var(--origin, top right);
  animation: pop-in var(--dur-1) var(--ease-out);
}

.menu.is-closing {
  animation: pop-out 90ms var(--ease-in) forwards;
}

.menu-item {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  min-height: 32px;
  padding: 6px 10px;
  border-radius: var(--r-xs);
  color: var(--text);
  font-size: 13.5px;
  text-align: left;
}

.menu-item .icon {
  color: var(--text-3);
}

.menu-item:focus-visible,
.menu-item.is-active {
  outline: none;
  background: var(--hover);
}

@media (hover: hover) {
  .menu-item:hover:not([aria-disabled="true"]) {
    background: var(--hover);
  }
}

.menu-item.danger,
.menu-item.danger .icon {
  color: var(--danger-text);
}

.menu-item[aria-disabled="true"] {
  opacity: 0.5;
  cursor: not-allowed;
}

.menu-sep {
  height: 1px;
  margin: 4px 2px;
  background: var(--divider);
}

/* 手机上：菜单改为底部动作面板 */
.sheet-actions {
  display: grid;
  gap: 2px;
  padding-bottom: 4px;
}

.sheet-actions .menu-item {
  min-height: 48px;
  padding: 0 12px;
  font-size: 15px;
  border-radius: var(--r-md);
}

.sheet-actions .menu-item:active {
  background: var(--press);
}

.sheet-title {
  padding: 4px 12px 8px;
  color: var(--text-3);
  font-size: 13px;
}

/* ------------------------------------------------------------------ 通知 */

.toasts {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
  width: min(400px, calc(100vw - 32px));
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  width: 100%;
  padding: 12px 10px 12px 14px;
  border: 1px solid var(--pop-border);
  border-radius: var(--r-lg);
  background: var(--overlay);
  color: var(--text);
  box-shadow: var(--shadow-pop);
  pointer-events: auto;
  animation: rise-in var(--dur-2) var(--ease-out);
}

.toast.is-leaving {
  animation: fade-out var(--dur-1) var(--ease-in) forwards;
}

.toast > .icon {
  margin-top: 2px;
}

.toast.success > .icon {
  color: var(--success-text);
}

.toast.error > .icon {
  color: var(--danger-text);
}

.toast.info > .icon {
  color: var(--info-text);
}

.toast.warning > .icon {
  color: var(--warning-text);
}

.toast-body {
  flex: 1;
  min-width: 0;
}

.toast-title {
  font-weight: 500;
  line-height: 1.45;
}

.toast-text {
  margin-top: 2px;
  color: var(--text-3);
  font-size: 13px;
  line-height: 1.5;
}

.toast-actions {
  display: flex;
  align-items: center;
  gap: 2px;
  margin: -3px 0;
}

@media (max-width: 640px) {
  .toasts {
    left: 12px;
    right: 12px;
    bottom: calc(12px + env(safe-area-inset-bottom));
    width: auto;
    align-items: stretch;
  }
}

/* ------------------------------------------------------------------ 悬停提示 */

.tooltip {
  position: fixed;
  z-index: var(--z-tooltip);
  max-width: min(320px, calc(100vw - 16px));
  padding: 6px 9px;
  border-radius: 6px;
  background: var(--tooltip-bg);
  color: var(--tooltip-fg);
  font-size: 12.5px;
  line-height: 1.45;
  white-space: pre-line;
  word-break: break-word;
  pointer-events: none;
  animation: fade-in var(--dur-1) var(--ease-out);
}

/* ------------------------------------------------------------------ 键值列表 / 复制 */

.kv {
  display: grid;
  grid-template-columns: minmax(96px, max-content) minmax(0, 1fr);
  gap: 10px 20px;
  font-size: 13.5px;
}

.kv dt {
  color: var(--text-3);
}

.kv dd {
  min-width: 0;
  color: var(--text);
}

@media (max-width: 480px) {
  .kv {
    grid-template-columns: minmax(0, 1fr);
    gap: 2px;
  }

  .kv dd {
    margin-bottom: 10px;
  }
}

.copyable {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  max-width: 100%;
  min-width: 0;
  vertical-align: middle;
}

.copyable > .mono,
.copyable > span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.copy-btn {
  flex: none;
  width: 24px;
  height: 24px;
  color: var(--text-4);
}

.copy-btn .icon {
  width: 14px;
  height: 14px;
}

@media (hover: hover) {
  .copy-btn:hover {
    color: var(--text-2);
  }
}

.copy-btn.is-copied {
  color: var(--success-text);
}

/* 小圆环倒计时 */
.ring {
  width: 18px;
  height: 18px;
  flex: none;
  transform: rotate(-90deg);
}

.ring circle {
  fill: none;
  stroke-width: 2.4;
}

.ring .ring-track {
  stroke: var(--border-strong);
}

.ring .ring-bar {
  stroke: var(--accent);
  stroke-linecap: round;
  transition: stroke-dashoffset 1s linear;
}

.ring.is-low .ring-bar {
  stroke: var(--warning);
}

/* ------------------------------------------------------------------ 种子展示（登录/初始化/后台共用） */

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

.seed-main {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 20px;
  align-items: start;
}

.seed-qr {
  margin: 0;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  background: #fff;
}

.seed-qr img {
  width: 176px;
  height: 176px;
  image-rendering: pixelated;
}

.seed-info {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.seed-label {
  margin-top: 4px;
  color: var(--text-3);
  font-size: 12.5px;
}

.seed-code {
  display: flex;
  align-items: flex-start;
  gap: 4px;
  padding: 10px 6px 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  background: var(--surface-2);
}

.seed-b32 {
  flex: 1;
  min-width: 0;
  font-family: var(--font-mono);
  font-size: 14.5px;
  line-height: 1.7;
  letter-spacing: 0.04em;
  word-spacing: 0.15em;
  overflow-wrap: anywhere;
  user-select: all;
}

.seed-uri {
  display: flex;
  align-items: center;
  gap: 4px;
  min-width: 0;
  padding: 6px 6px 6px 12px;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  background: var(--surface-2);
  font-size: 12.5px;
}

.seed-uri .truncate {
  flex: 1;
}

.seed-params {
  color: var(--text-3);
  font-size: 12.5px;
}

@media (max-width: 560px) {
  .seed-main {
    grid-template-columns: minmax(0, 1fr);
    justify-items: center;
  }

  .seed-info {
    width: 100%;
  }
}

.check-block {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  background: var(--surface-2);
}

.check-head {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.check-title {
  flex: 1;
  font-size: 14px;
}

.check-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.check-row .otp {
  justify-content: flex-start;
}

.check-row .otp-input {
  width: 38px;
  height: 44px;
  font-size: 18px;
}

.check-result:empty {
  display: none;
}

.step-clock {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-3);
  font-size: 12.5px;
  white-space: nowrap;
}