/* ===== 卡片 ===== */
.card {
  background: var(--color-surface);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  padding: var(--space-6);
}

.card + .card { margin-top: var(--space-5); }

.card__title {
  margin: 0 0 var(--space-4);
  font-size: 16px;
  font-weight: 600;
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 8px 16px;
  font-size: 14px;
  font-family: inherit;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text);
  cursor: pointer;
  transition: all var(--duration) var(--ease);
  white-space: nowrap;
}

.btn:hover { border-color: var(--color-primary); color: var(--color-primary); }
.btn:disabled { opacity: .5; cursor: not-allowed; }

.btn--primary {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}
.btn--primary:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  color: #fff;
}

.btn--ghost { background: transparent; border-color: transparent; }
.btn--sm { padding: 5px 10px; font-size: 13px; }

/* ===== 状态点 ===== */
.status-dot {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--color-text-muted);
}
.status-dot.connected    { background: var(--color-success); box-shadow: 0 0 0 3px rgba(22,163,74,.15); }
.status-dot.loading      { background: var(--color-warning); animation: pulse 1.2s infinite; }
.status-dot.disconnected { background: var(--color-danger);  box-shadow: 0 0 0 3px rgba(239,68,68,.15); }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%      { opacity: .35; }
}

/* ===== 消息提示（重写） ===== */
.notify-host {
  position: fixed;
  top: calc(var(--header-height) + 16px);
  right: 20px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.notify {
  pointer-events: auto;
  min-width: 260px;
  max-width: 360px;
  padding: 12px 14px;
  border-radius: var(--radius);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
  display: flex;
  gap: 10px;
  align-items: flex-start;
  animation: notify-in .22s var(--ease);
  position: relative;
  overflow: hidden;
}

.notify::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--color-info);
}

.notify--success::before { background: var(--color-success); }
.notify--warning::before { background: var(--color-warning); }
.notify--error::before   { background: var(--color-danger); }
.notify--info::before    { background: var(--color-info); }

.notify__icon {
  font-size: 16px;
  line-height: 1.4;
  flex-shrink: 0;
}

.notify__body { flex: 1; min-width: 0; }

.notify__title {
  font-weight: 600;
  font-size: 13px;
  margin-bottom: 2px;
}

.notify__msg {
  font-size: 13px;
  color: var(--color-text-secondary);
  word-break: break-word;
}

.notify__close {
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
  padding: 0;
  margin-left: 4px;
}

.notify__close:hover { color: var(--color-text); }

.notify.is-leaving {
  animation: notify-out .2s var(--ease) forwards;
}

@keyframes notify-in {
  from { opacity: 0; transform: translateX(20px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes notify-out {
  to { opacity: 0; transform: translateX(20px); }
}

/* ===== 弹窗 ===== */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, .45);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration) var(--ease);
  z-index: 1000;
  padding: 20px;
}

.modal.show, .modal.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 560px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  transform: scale(.96);
  transition: transform var(--duration) var(--ease);
}

.modal.show .modal-content,
.modal.active .modal-content { transform: scale(1); }

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-border);
}

.modal-header h3 { margin: 0; font-size: 16px; }

.close-modal {
  cursor: pointer;
  font-size: 22px;
  line-height: 1;
  color: var(--color-text-muted);
}
.close-modal:hover { color: var(--color-text); }

.modal-body {
  padding: var(--space-5) var(--space-6);
  overflow-y: auto;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--color-border);
}

/* ===== 表单元素 ===== */
.input, .select {
  padding: 8px 12px;
  font-size: 14px;
  font-family: inherit;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text);
  outline: none;
  transition: border-color var(--duration) var(--ease),
              box-shadow var(--duration) var(--ease);
}

.input:focus, .select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-soft);
}

/* ===== 空状态 ===== */
.empty-state, .loading-state, .error-state {
  text-align: center;
  padding: var(--space-8);
  color: var(--color-text-secondary);
}