/* 官方操练场兼容模式专用样式 */

/* ── 顶部切换开关 ── */
.pg-mode-container {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 10px;
  background: var(--surface-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: all 0.3s ease;
  width: auto;
  min-height: 36px;
  box-shadow: 0 8px 22px rgba(0,0,0,0.04);
}

.pg-mode-container.active {
  border-color: var(--border-strong);
  background: var(--accent-subtle);
  box-shadow: 0 0 0 1px var(--accent-glow);
}

.pg-mode-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-secondary);
  display: flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
}

.pg-mode-container.active .pg-mode-label {
  color: var(--accent);
}

.pg-mode-help-btn {
  flex: 0 0 auto;
}

/* 开关本体 */
.pg-switch {
  position: relative;
  display: inline-block;
  width: 36px;
  height: 20px;
}

.pg-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.pg-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--border);
  transition: .4s;
  border-radius: 20px;
}

.pg-slider:before {
  position: absolute;
  content: "";
  height: 14px;
  width: 14px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: .4s;
  border-radius: 50%;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

input:checked + .pg-slider {
  background-color: var(--accent);
}

input:checked + .pg-slider:before {
  transform: translateX(16px);
}

/* 禁用状态 */
input:disabled + .pg-slider {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ── 登录模态框 ── */
.pg-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--overlay);
  backdrop-filter: var(--backdrop-blur);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.pg-modal.show {
  opacity: 1;
  visibility: visible;
}

.pg-modal-content {
  background: var(--surface-elevated);
  width: 100%;
  max-width: 520px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  padding: 28px;
  box-shadow: var(--shadow-heavy);
  transform: translateY(20px);
  transition: transform 0.3s ease;
}

.pg-modal.show .pg-modal-content {
  transform: translateY(0);
}

.pg-modal-header {
  text-align: left;
  margin-bottom: 18px;
}

.pg-modal-header h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--ink);
  margin: 0 0 8px;
}

.pg-modal-header p {
  font-size: 14px;
  color: var(--ink-secondary);
  line-height: 1.55;
  margin: 0;
}

.pg-modal-explainer {
  display: grid;
  gap: 10px;
  margin-bottom: 20px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-primary);
}

.pg-modal-explainer p {
  margin: 0;
  color: var(--ink-secondary);
  font-size: 13px;
  line-height: 1.6;
}

.pg-modal-explainer strong {
  color: var(--ink);
  font-weight: 700;
}

.pg-modal-explainer code,
.pg-info-popover code {
  font-family: var(--font-mono);
  color: var(--ink);
  font-size: 0.95em;
}

.pg-login-error {
  display: none;
  color: var(--error);
  font-size: 12px;
  margin-bottom: 16px;
  line-height: 1.45;
}

.pg-form-group {
  margin-bottom: 20px;
}

.pg-form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--ink);
}

.pg-input {
  width: 100%;
  background: var(--surface-primary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 16px;
  font-size: 14px;
  color: var(--ink);
  outline: none;
  transition: border-color 0.2s;
}

.pg-input:focus {
  border-color: var(--border-strong);
  box-shadow: 0 0 0 2px var(--accent-subtle);
}

.pg-modal-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 24px;
}

/* 提示气泡覆盖样式 */
.pg-info-popover {
  left: auto;
  right: 0;
  top: calc(100% + 10px);
  z-index: 80;
  max-width: 360px;
  width: min(360px, calc(100vw - 32px));
  padding: 16px;
  font-size: 13px;
  line-height: 1.6;
}

.pg-info-popover strong {
  color: var(--accent);
  display: block;
  margin-bottom: 4px;
}

.pg-info-popover p {
  margin: 0 0 12px;
  color: var(--ink-secondary);
}

.pg-info-popover p:last-child {
  margin-bottom: 0;
}

/* 模式激活时的 UI 遮罩效果 */
.pg-mode-overlay-locked {
  position: relative;
  pointer-events: none;
  opacity: 0.62;
}

.pg-mode-overlay-locked::after {
  content: "兼容模式会忽略这里的尺寸设置。大概率仅支持 gpt-image-2-flatfee + auto 分组；比例请在提示词末尾添加 --ar 16:9。";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: min(92%, 520px);
  background: var(--surface-elevated);
  color: var(--ink);
  border: 1px solid var(--border-strong);
  padding: 12px 14px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 650;
  line-height: 1.55;
  text-align: center;
  white-space: normal;
  pointer-events: none;
  z-index: 10;
  box-shadow: var(--shadow-heavy);
}

@media (max-width: 720px) {
  .pg-mode-container {
    flex: 1 1 100%;
    justify-content: space-between;
  }

  .pg-modal {
    align-items: flex-end;
  }

  .pg-modal-content {
    max-width: none;
    width: 100%;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    padding: 22px;
  }
}

@media (max-width: 640px) {
  #pgModeContainer {
    grid-column: 1 / 5;
    grid-row: 3;
  }

  #pgModePopover {
    left: 0;
    right: 0;
    width: 100%;
    max-width: none;
  }
}