/* Toast 通知 */
.toast-container {
  position:fixed;
  top:24px;
  right:24px;
  z-index:9999;
  display:flex;
  flex-direction:column;
  gap:12px;
  pointer-events:none;
}

.toast {
  background:linear-gradient(135deg,rgba(26,35,50,.98),rgba(15,20,32,.98));
  border:1px solid var(--border-light);
  border-radius:var(--radius-md);
  padding:16px 20px;
  min-width:320px;
  max-width:480px;
  box-shadow:var(--shadow-xl),0 0 0 1px rgba(59,130,246,.1);
  backdrop-filter:blur(16px);
  display:flex;
  align-items:flex-start;
  gap:12px;
  pointer-events:auto;
  animation:toastSlideIn .3s cubic-bezier(.4,0,.2,1);
  position:relative;
  overflow:hidden;
}

.toast:before {
  content:'';
  position:absolute;
  left:0;
  top:0;
  bottom:0;
  width:4px;
  background:var(--accent-primary);
}

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

.toast-icon {
  font-size:20px;
  line-height:1;
  flex-shrink:0;
  margin-top:2px;
}

.toast-content {
  flex:1;
  display:flex;
  flex-direction:column;
  gap:4px;
}

.toast-title {
  font-weight:600;
  font-size:14px;
  color:var(--text-primary);
}

.toast-message {
  font-size:13px;
  color:var(--text-secondary);
  line-height:1.5;
}

.toast-close {
  background:transparent;
  border:none;
  color:var(--text-muted);
  cursor:pointer;
  padding:4px;
  font-size:18px;
  line-height:1;
  opacity:.6;
  transition:opacity .2s;
  box-shadow:none;
}

.toast-close:hover { opacity:1; }

@keyframes toastSlideIn {
  from { opacity:0; transform:translateX(100%); }
  to { opacity:1; transform:translateX(0); }
}

.toast.toast-exit {
  animation:toastSlideOut .3s cubic-bezier(.4,0,.2,1) forwards;
}

@keyframes toastSlideOut {
  from { opacity:1; transform:translateX(0); }
  to { opacity:0; transform:translateX(100%); }
}

/* Modal 对话框 */
.modal-overlay {
  position:fixed;
  inset:0;
  background:rgba(0,0,0,.7);
  backdrop-filter:blur(8px);
  z-index:9998;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:24px;
  opacity:0;
  animation:fadeIn .3s ease-out forwards;
}

.modal {
  background:linear-gradient(145deg,rgba(26,35,50,.98),rgba(15,20,32,.98));
  border:1px solid var(--border-light);
  border-radius:var(--radius-lg);
  padding:28px;
  max-width:500px;
  width:100%;
  box-shadow:var(--shadow-xl);
  animation:modalSlideIn .3s cubic-bezier(.4,0,.2,1);
  position:relative;
}

.modal:before {
  content:'';
  position:absolute;
  top:0;left:0;right:0;
  height:2px;
  background:linear-gradient(90deg,transparent,rgba(59,130,246,.6),transparent);
}

@keyframes modalSlideIn {
  from { opacity:0; transform:translateY(-20px) scale(.95); }
  to { opacity:1; transform:translateY(0) scale(1); }
}

.modal-header {
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:20px;
}

.modal-icon {
  font-size:24px;
  line-height:1;
}

.modal-title {
  font-size:18px;
  font-weight:600;
  color:var(--text-primary);
  flex:1;
}

.modal-body {
  color:var(--text-secondary);
  line-height:1.6;
  margin-bottom:24px;
  font-size:14px;
}

.modal-footer {
  display:flex;
  gap:12px;
  justify-content:flex-end;
}

/* 响应式 Toast */
@media(max-width:768px){
  .toast-container {
    left:16px;
    right:16px;
    top:16px;
  }
  .toast {
    min-width:auto;
    max-width:100%;
  }
}