/* =========================================================
   按角色的聊天外观：头像框渲染 + 单人聊天外观底部面板
   ========================================================= */

/* ---------- 头像框容器 ---------- */
.msg-avatar-box {
  position: relative;
  width: var(--chat-avatar-size, 40px);
  height: var(--chat-avatar-size, 40px);
  flex: 0 0 auto;
  overflow: visible;
  z-index: 1;
}
.msg-avatar-box .msg-avatar {
  width: 100%;
  height: 100%;
  margin: 0;
}
.msg-avatar-box .caf {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 3;
}
.msg-avatar-box .caf-text {
  position: absolute;
  display: block;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  text-align: center;
  line-height: 1.1;
  letter-spacing: 0;
  font-weight: 600;
  pointer-events: none;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.12);
  z-index: 5;
}

/* 单侧气泡 */
.caf-bubble::before {
  content: "";
  position: absolute;
  top: -17px;
  left: -5px;
  width: 58px;
  height: 22px;
  border-radius: 11px;
  background: #f7f4ef;
  box-shadow: 0 3px 9px rgba(0, 0, 0, 0.22);
}
.caf-bubble::after {
  content: "";
  position: absolute;
  top: 1px;
  left: 36px;
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 0 solid transparent;
  border-top: 7px solid #f7f4ef;
  transform: rotate(22deg);
}
.caf-bubble .caf-text-one {
  top: -13px;
  left: -4px;
  width: 56px;
  font-size: 10px;
  color: #1d1a18;
}
.msg-avatar-box.is-user .caf-bubble::before {
  left: auto;
  right: -5px;
}
.msg-avatar-box.is-user .caf-bubble::after {
  left: auto;
  right: 36px;
  transform: rotate(-22deg);
}
.msg-avatar-box.is-user .caf-bubble .caf-text-one {
  left: auto;
  right: -4px;
}

/* 双侧气泡 */
.caf-duo::before,
.caf-duo::after {
  content: "";
  position: absolute;
  width: 70px;
  height: 19px;
  border-radius: 9px;
  background: rgba(42, 42, 49, 0.96);
  border: 0.5px solid rgba(255, 255, 255, 0.22);
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.25);
}
.caf-duo::before {
  top: -14px;
  right: -11px;
}
.caf-duo::after {
  bottom: -14px;
  left: -11px;
}
.caf-duo .caf-text-one {
  top: -11px;
  right: -11px;
  width: 68px;
  font-size: 8px;
  color: #fff;
}
.caf-duo .caf-text-two {
  bottom: -11px;
  left: -11px;
  width: 68px;
  font-size: 8px;
  color: #fff;
}

/* 上下横幅 */
.caf-banner::before,
.caf-banner::after {
  content: "";
  position: absolute;
  left: -9px;
  right: -9px;
  height: 13px;
  border-radius: 3px;
  background: #cf2436;
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.24);
}
.caf-banner::before { top: -9px; }
.caf-banner::after { bottom: -9px; }
.caf-banner .caf-text-one {
  top: -8px;
  left: -8px;
  right: -8px;
  font-size: 8px;
  color: #fff;
}
.caf-banner .caf-text-two {
  bottom: -8px;
  left: -8px;
  right: -8px;
  font-size: 8px;
  color: #fff;
}

/* 细描边 */
.caf-thin::before {
  content: "";
  position: absolute;
  inset: -2px;
  border-radius: 50%;
  border: 1.5px solid rgba(201, 184, 226, 0.82);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.18);
}
.caf-thin .caf-text-one {
  bottom: -14px;
  left: 50%;
  transform: translateX(-50%);
  width: 62px;
  font-size: 8px;
  color: var(--color-text-secondary, #aaa);
}

/* 光晕 */
.caf-glow::before {
  content: "";
  position: absolute;
  inset: -5px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 214, 235, 0.28) 0%, rgba(255, 214, 235, 0.06) 58%, transparent 72%);
  box-shadow: 0 0 0 2px rgba(255, 220, 238, 0.44), 0 0 16px rgba(255, 180, 216, 0.45);
}
.caf-glow .caf-text-one {
  bottom: -15px;
  left: 50%;
  transform: translateX(-50%);
  width: 64px;
  font-size: 8px;
  color: #ffd7ea;
}

/* 用户导入的框 */
.caf-image .caf-img {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 172%;
  height: 172%;
  max-width: none;
  object-fit: contain;
  transform: translate(-50%, -50%);
  filter: drop-shadow(0 3px 8px rgba(0, 0, 0, 0.16));
}
.caf-image .caf-text-one {
  top: -15px;
  left: -10px;
  right: -10px;
  font-size: 8px;
  color: var(--color-text-primary, #fff);
}
.caf-image .caf-text-two {
  bottom: -15px;
  left: -10px;
  right: -10px;
  font-size: 8px;
  color: var(--color-text-primary, #fff);
}

/* 圆角方形：框全部隐藏 */
.msg-avatar-box[data-avatar-shape="square"] .caf {
  display: none !important;
}

/* 头像节奏：整块头像（含框）一起收起 */
#page-chat[data-avatar-mode="round"] .msg-group.msg-continuation .msg-avatar-box {
  visibility: hidden;
}

/* 群聊里也未影响原有姓名与气泡 */

/* ---------- 聊天外观底部面板 ---------- */
.ca-mask {
  position: fixed;
  inset: 0;
  z-index: 3200;
  display: none;
  align-items: flex-end;
  justify-content: center;
  background: rgba(0, 0, 0, 0.52);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.ca-mask.open { display: flex; }

.ca-sheet {
  width: 100%;
  max-width: 500px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  background: var(--bg-base, #15161a);
  color: var(--text-primary, #f2f2f4);
  border-radius: 22px 22px 0 0;
  border: 1px solid var(--border-default, rgba(255, 255, 255, 0.08));
  box-shadow: 0 -12px 44px rgba(0, 0, 0, 0.38);
  overflow: hidden;
  animation: ca-up 0.22s ease-out;
}
@keyframes ca-up {
  from { transform: translateY(18px); opacity: 0.82; }
  to { transform: translateY(0); opacity: 1; }
}
.ca-grab {
  width: 38px;
  height: 4px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.18);
  margin: 8px auto 0;
  flex: 0 0 auto;
}
.ca-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 10px 16px 8px;
  gap: 10px;
  flex: 0 0 auto;
}
.ca-title { font-size: 17px; font-weight: 700; letter-spacing: -0.2px; }
.ca-sub { font-size: 11px; color: var(--color-text-secondary, #aaa); margin-top: 3px; line-height: 1.45; }
.ca-close {
  width: 30px; height: 30px; border-radius: 50%;
  border: 0.5px solid var(--border-default, rgba(255,255,255,.1));
  background: var(--bg-surface, #202126);
  color: var(--color-text-secondary, #aaa);
  font-size: 14px; cursor: pointer;
}
.ca-tabs {
  display: flex; gap: 6px; padding: 0 16px 10px; flex: 0 0 auto;
}
.ca-tab {
  flex: 1; padding: 8px 0; border-radius: 10px;
  border: 0.5px solid var(--border-default, rgba(255,255,255,.08));
  background: var(--bg-surface, #202126);
  color: var(--color-text-secondary, #aaa);
  font-size: 13px; cursor: pointer;
}
.ca-tab.active {
  background: var(--accent-primary, #7c5cff);
  border-color: transparent;
  color: #fff;
  font-weight: 700;
}
.ca-body {
  overflow-y: auto;
  padding: 0 14px 8px;
  -webkit-overflow-scrolling: touch;
}
.ca-footer {
  padding: 10px 16px calc(12px + env(safe-area-inset-bottom));
  border-top: 0.5px solid var(--border-default, rgba(255,255,255,.08));
  flex: 0 0 auto;
}
.ca-done {
  width: 100%; padding: 12px; border-radius: 12px; border: 0;
  background: var(--accent-primary, #7c5cff);
  color: #fff; font-size: 14px; font-weight: 700; cursor: pointer;
}

.ca-preview {
  margin: 2px 0 12px;
  padding: 18px 14px 12px;
  border-radius: 16px;
  background:
    radial-gradient(circle at 20% 0%, rgba(255, 255, 255, 0.08), transparent 45%),
    var(--wechat-bg-chat, #101114);
  border: 0.5px solid var(--border-default, rgba(255,255,255,.08));
  overflow: visible;
}
.ca-preview-row {
  display: flex; align-items: flex-start; gap: 8px;
  min-height: 48px;
}
.ca-preview-row.is-user { flex-direction: row-reverse; }
.ca-preview-bubble {
  max-width: 210px;
  padding: 10px 13px;
  border-radius: 14px;
  background: var(--bubble-bot, #f2efe9);
  color: var(--bubble-bot-text, #1c1c1e);
  font-size: 14px;
  line-height: 1.45;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
}
.ca-preview-row.is-user .ca-preview-bubble {
  background: var(--bubble-user, #7c5cff);
  color: var(--bubble-user-text, #fff);
}
.ca-preview-avatar {
  --chat-avatar-size: 46px;
}
.ca-preview-tip {
  margin-top: 8px;
  font-size: 10.5px;
  color: var(--color-text-secondary, #aaa);
  text-align: center;
}

.ca-section {
  margin-top: 10px;
  padding: 12px;
  border-radius: 14px;
  background: var(--bg-surface, #202126);
  border: 0.5px solid var(--border-default, rgba(255,255,255,.08));
}
.ca-section-title {
  font-size: 12px; font-weight: 700; letter-spacing: 0.2px;
  color: var(--text-primary, #f2f2f4); margin-bottom: 9px;
}
.ca-inline-tip {
  margin-top: 7px; font-size: 10.5px; line-height: 1.55;
  color: var(--color-text-secondary, #aaa);
}

.ca-avatar-row {
  display: flex; align-items: center; gap: 10px;
}
.ca-avatar-current { flex: 0 0 auto; }
.ca-avatar-current-box { --chat-avatar-size: 46px; }
.ca-avatar-info { flex: 1 1 auto; min-width: 0; }
.ca-avatar-name { font-size: 13px; font-weight: 700; }
.ca-avatar-hint { font-size: 10.5px; line-height: 1.45; color: var(--color-text-secondary, #aaa); margin-top: 3px; }
.ca-small-btn {
  flex: 0 0 auto; padding: 6px 10px; border-radius: 9px;
  border: 0.5px solid var(--border-default, rgba(255,255,255,.1));
  background: var(--bg-elevated-solid, #27282e);
  color: var(--text-primary, #f2f2f4);
  font-size: 11.5px; cursor: pointer;
}

.ca-seg {
  display: flex; gap: 6px;
}
.ca-seg button {
  flex: 1; padding: 8px 0; border-radius: 9px;
  border: 0.5px solid var(--border-default, rgba(255,255,255,.1));
  background: var(--bg-elevated-solid, #27282e);
  color: var(--color-text-secondary, #aaa);
  font-size: 12px; cursor: pointer;
}
.ca-seg button.active {
  background: rgba(124, 92, 255, 0.18);
  border-color: rgba(124, 92, 255, 0.55);
  color: var(--accent-primary, #a58cff);
  font-weight: 700;
}
.ca-rhythm { margin-top: 9px; }

.ca-frame-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}
.ca-frame-card {
  position: relative;
  display: flex; flex-direction: column; align-items: center;
  gap: 4px; padding: 8px 4px 7px;
  border-radius: 11px;
  border: 0.5px solid var(--border-default, rgba(255,255,255,.1));
  background: var(--bg-elevated-solid, #27282e);
  color: var(--color-text-secondary, #aaa);
  cursor: pointer;
  overflow: visible;
}
.ca-frame-card.active {
  border-color: rgba(124, 92, 255, 0.72);
  box-shadow: inset 0 0 0 1px rgba(124, 92, 255, 0.36);
}
.ca-frame-card.disabled { opacity: 0.44; cursor: not-allowed; }
.ca-frame-thumb {
  position: relative;
  width: 58px; height: 58px;
  display: flex; align-items: center; justify-content: center;
  overflow: visible;
}
.ca-frame-preview-avatar {
  --chat-avatar-size: 38px;
}
.ca-frame-name { font-size: 10.5px; font-weight: 600; color: var(--text-primary, #f2f2f4); }
.ca-frame-none {
  width: 38px; height: 38px; border-radius: 50%;
  border: 1px dashed var(--border-default, rgba(255,255,255,.22));
  display: flex; align-items: center; justify-content: center;
  font-size: 10px; color: var(--color-text-secondary, #aaa);
}
.ca-frame-warn {
  margin-top: 8px; padding: 7px 9px; border-radius: 8px;
  background: rgba(239, 68, 68, 0.10);
  border: 0.5px solid rgba(239, 68, 68, 0.30);
  color: var(--danger-primary, #ff7b92);
  font-size: 10.5px; line-height: 1.5;
}
.ca-text-slots { margin-top: 9px; display: flex; flex-direction: column; gap: 7px; }
.ca-text-label {
  display: flex; align-items: center; gap: 8px;
  font-size: 11px; color: var(--color-text-secondary, #aaa);
}
.ca-text-label input {
  flex: 1; min-width: 0;
  padding: 7px 9px; border-radius: 8px;
  border: 0.5px solid var(--border-default, rgba(255,255,255,.1));
  background: var(--bg-base, #15161a);
  color: var(--text-primary, #f2f2f4);
  font-size: 12px; outline: none;
}
.ca-text-tip { font-size: 10px; color: var(--color-text-secondary, #777); }
.ca-import-btn {
  width: 100%; margin-top: 9px; padding: 9px;
  border-radius: 9px;
  border: 0.5px dashed rgba(124, 92, 255, 0.62);
  background: transparent;
  color: var(--accent-primary, #a58cff);
  font-size: 12px; font-weight: 600; cursor: pointer;
}

.ca-preset-row { display: flex; gap: 5px; }
.ca-preset-row button {
  flex: 1; padding: 7px 0; border-radius: 8px;
  border: 0.5px solid var(--border-default, rgba(255,255,255,.1));
  background: var(--bg-base, #15161a);
  color: var(--color-text-secondary, #aaa);
  font-size: 10.5px; cursor: pointer;
}
.ca-preset-row button.active {
  color: var(--accent-primary, #a58cff);
  border-color: rgba(124, 92, 255, 0.55);
  background: rgba(124, 92, 255, 0.12);
  font-weight: 700;
}
.ca-slider-row {
  display: flex; align-items: center; gap: 8px;
  margin-top: 9px; font-size: 11px; color: var(--color-text-secondary, #aaa);
}
.ca-slider-row span { width: 30px; }
.ca-slider-row input { flex: 1; accent-color: var(--accent-primary, #7c5cff); }
.ca-slider-row b { width: 36px; text-align: right; font-size: 10.5px; color: var(--text-primary, #f2f2f4); }
.ca-color-row {
  display: flex; align-items: center; gap: 7px; margin-top: 8px;
  font-size: 11px; color: var(--color-text-secondary, #aaa);
}
.ca-color-row span { width: 58px; }
.ca-color-row input[type="color"] {
  width: 30px; height: 24px; padding: 0; border: 0.5px solid rgba(255,255,255,.14);
  border-radius: 6px; background: transparent; cursor: pointer;
}
.ca-color-row button {
  margin-left: auto; padding: 5px 8px; border-radius: 7px;
  border: 0.5px solid var(--border-default, rgba(255,255,255,.1));
  background: transparent; color: var(--color-text-secondary, #aaa);
  font-size: 10px; cursor: pointer;
}

/* 头像选择子面板 */
.ca-subpicker {
  position: absolute;
  left: 50%; bottom: 0;
  width: 100%; max-width: 500px;
  max-height: 64vh;
  transform: translateX(-50%);
  background: var(--bg-base, #15161a);
  border-radius: 20px 20px 0 0;
  border: 1px solid var(--border-default, rgba(255,255,255,.08));
  box-shadow: 0 -10px 36px rgba(0,0,0,.42);
  z-index: 5;
  padding-bottom: 12px;
}
.ca-subpicker-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 14px 8px; font-size: 14px; font-weight: 700;
}
.ca-subpicker-head button {
  border: 0; background: transparent; color: var(--color-text-secondary, #aaa);
  font-size: 16px; cursor: pointer;
}
.ca-avatar-grid {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px; padding: 6px 14px 8px; overflow-y: auto; max-height: 48vh;
}
.ca-avatar-choice {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  padding: 6px 3px; border-radius: 10px;
  border: 0.5px solid var(--border-default, rgba(255,255,255,.1));
  background: var(--bg-surface, #202126);
  cursor: pointer;
}
.ca-avatar-choice img {
  width: 52px; height: 52px; border-radius: 50%; object-fit: cover;
  border: 0.5px solid rgba(255,255,255,.12);
}
.ca-avatar-choice span {
  max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  font-size: 9.5px; color: var(--color-text-secondary, #aaa);
}
.ca-picker-empty { grid-column: 1 / -1; padding: 20px 0; text-align: center; font-size: 11px; color: var(--color-text-secondary, #aaa); }
.ca-goto-vault {
  display: block; width: calc(100% - 28px); margin: 8px auto 0;
  padding: 10px; border-radius: 10px;
  border: 0.5px solid var(--border-default, rgba(255,255,255,.1));
  background: var(--bg-surface, #202126);
  color: var(--text-primary, #f2f2f4);
  font-size: 12px; cursor: pointer;
}

/* 弹窗预览（角色请求换框）沿用头像换框弹窗的视觉 */
.avatar-change-side .msg-avatar-box,
#chat-frame-change-old .msg-avatar-box,
#chat-frame-change-new .msg-avatar-box {
  --chat-avatar-size: 58px;
}
.avatar-change-side .msg-avatar-box { margin: 0 auto; }