:root {
  --Tui-message-width: 320px;
  --Tui-message-radius: 12px;
  --Tui-message-shadow: 0 10px 24px rgba(15, 23, 42, 0.12);
  --Tui-message-text: #1f2937;
  --Tui-message-bg: #ffffff;
}

.Tui-message-container {
  position: fixed;
  z-index: 9999;
  pointer-events: none;
}

.Tui-message-container--top-right {
  top: 24px;
  right: 24px;
}

.Tui-message-container--top-center {
  top: 24px;
  left: 50%;
  transform: translateX(-50%);
}

.Tui-message-container--bottom-right {
  bottom: 24px;
  right: 24px;
}

.Tui-message {
  width: var(--Tui-message-width);
  background: var(--Tui-message-bg);
  color: var(--Tui-message-text);
  border-radius: var(--Tui-message-radius);
  box-shadow: var(--Tui-message-shadow);
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 18px;
  font-family: "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  line-height: 1.5;
  opacity: 0;
  transform: translate(var(--Tui-enter-x, 0), var(--Tui-enter-y, -12px));
  transition: transform 0.25s ease, opacity 0.25s ease;
  pointer-events: auto;
  position: relative;
}

.Tui-message--visible {
  opacity: 1;
  transform: translate(0, 0);
}

.Tui-message--hidden {
  opacity: 0;
}

.Tui-message-container--bottom-right .Tui-message {
  --Tui-enter-x: 12px;
  --Tui-enter-y: 12px;
}

.Tui-message__icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background: rgba(15, 23, 42, 0.06);
  color: var(--Tui-message-primary);
}

.Tui-message__icon svg {
  width: 16px;
  height: 16px;
  display: block;
}

.Tui-message__content {
  flex: 1;
  font-size: 14px;
  word-break: break-word;
}

.Tui-message__close {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: none;
  background: rgba(15, 23, 42, 0.08);
  color: #475569;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}

.Tui-message__close:hover {
  background: rgba(15, 23, 42, 0.16);
  color: #0f172a;
}

.Tui-btn {
  appearance: none;
  border: 1px solid transparent;
  background: #0f172a;
  color: #ffffff;
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 14px;
  line-height: 1.2;
  font-family: "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease, transform 0.05s ease;
}

.Tui-btn:hover {
  background: #1e293b;
}

.Tui-btn:active {
  transform: translateY(1px);
}

.Tui-btn:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

.Tui-btn--ghost {
  background: transparent;
  color: #0f172a;
  border-color: #e2e8f0;
}

.Tui-btn--ghost:hover {
  border-color: #cbd5f5;
  background: rgba(15, 23, 42, 0.04);
}

.Tui-btn--success {
  background: #10b981;
}

.Tui-btn--success:hover {
  background: #0ea371;
}

.Tui-btn--error {
  background: #ef4444;
}

.Tui-btn--error:hover {
  background: #dc2626;
}

.Tui-btn--warning {
  background: #f59e0b;
}

.Tui-btn--warning:hover {
  background: #d97706;
}

.Tui-btn--info {
  background: #3b82f6;
}

.Tui-btn--info:hover {
  background: #2563eb;
}

.Tui-message__spinner {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 2px solid rgba(15, 23, 42, 0.15);
  border-top-color: var(--Tui-message-primary);
  animation: Tui-spin 0.8s linear infinite;
}

.Tui-message--success {
  --Tui-message-primary: #10b981;
  border-left: 4px solid #10b981;
}

.Tui-message--error {
  --Tui-message-primary: #ef4444;
  border-left: 4px solid #ef4444;
}

.Tui-message--warning {
  --Tui-message-primary: #f59e0b;
  border-left: 4px solid #f59e0b;
}

.Tui-message--info {
  --Tui-message-primary: #3b82f6;
  border-left: 4px solid #3b82f6;
}

.Tui-message--loading {
  --Tui-message-primary: #3b82f6;
  border-left: 4px solid #3b82f6;
}

.Tui-dialog {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.2s ease;
  z-index: 9998;
  padding: 24px;
}

.Tui-dialog--visible {
  opacity: 1;
}

.Tui-dialog__panel {
  width: min(420px, 90vw);
  background: #ffffff;
  color: #0f172a;
  border-radius: 12px;
  box-shadow: 0 24px 50px rgba(15, 23, 42, 0.2);
  transform: translateY(8px);
  transition: transform 0.2s ease;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 20px;
}

.Tui-dialog--visible .Tui-dialog__panel {
  transform: translateY(0);
}

.Tui-dialog__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.Tui-dialog__title {
  font-size: 16px;
  font-weight: 600;
  margin: 0;
}

.Tui-dialog__body {
  font-size: 14px;
  line-height: 1.6;
  color: #334155;
}

.Tui-dialog__input-wrapper {
  margin-top: 12px;
}

.Tui-dialog__input {
  width: 100%;
  box-sizing: border-box;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 14px;
  font-family: "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: #0f172a;
  background: #ffffff;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.Tui-dialog__input:focus {
  border-color: #94a3b8;
  box-shadow: 0 0 0 3px rgba(148, 163, 184, 0.2);
}

.Tui-dialog__input--error {
  border-color: #ef4444;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.18);
}

.Tui-dialog__error {
  margin-top: 8px;
  font-size: 12px;
  color: #ef4444;
  display: none;
}

.Tui-dialog__error--visible {
  display: block;
}

.Tui-dialog__footer {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 4px;
}

.Tui-dialog__btn {
  appearance: none;
  border: 1px solid #e2e8f0;
  background: #ffffff;
  color: #0f172a;
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 14px;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.Tui-dialog__btn:hover {
  background: #f8fafc;
}

.Tui-dialog__btn--primary {
  background: #0f172a;
  color: #ffffff;
  border-color: #0f172a;
}

.Tui-dialog__btn--primary:hover {
  background: #1e293b;
}

@media (max-width: 480px) {
  .Tui-message-container--top-right {
    top: 16px;
    right: 16px;
  }

  .Tui-message-container--top-center {
    top: 16px;
    left: 16px;
    right: 16px;
    transform: none;
  }

  .Tui-message-container--bottom-right {
    bottom: 16px;
    right: 16px;
  }

  .Tui-message {
    width: calc(100vw - 32px);
    max-width: 360px;
  }

  .Tui-dialog {
    padding: 16px;
  }
}

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

@media (prefers-reduced-motion: reduce) {
  .Tui-message {
    transition: none;
  }
  .Tui-message__spinner {
    animation: none;
  }
}