*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
:root{
  --bg:#EDEDED;--nav:#EDEDED;--bubble-ai:#FFFFFF;--bubble-me:#95EC69;
  --text:#191919;--text-sub:#B2B2B2;--line:#E2E2E2;--ib:#F7F7F7;--ib-input:#FFFFFF;
  --green:#07C160;--menu:rgba(0,0,0,.75);--menu-text:#FFF;--sys:#B2B2B2;
}
[data-theme="dark"]{
  --bg:#111;--nav:#1E1E1E;--bubble-ai:#2C2C2C;--bubble-me:#3EB575;
  --text:#D4D4D4;--text-sub:#7F7F7F;--line:#2A2A2A;--ib:#191919;--ib-input:#262626;
  --green:#07C160;--menu:rgba(0,0,0,.8);--menu-text:#FFF;--sys:#7F7F7F;
}
html,body{height:100%;overflow:hidden;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--text)}
#app{display:flex;flex-direction:column;height:100%;max-width:480px;margin:0 auto;position:relative;background:var(--bg)}

/* 导航 */
#nav,#info-nav,#search-nav{display:flex;align-items:center;height:50px;flex-shrink:0;background:var(--nav);border-bottom:.5px solid var(--line);padding:0 8px;position:relative;z-index:30}
.nav-title{flex:1;text-align:center;font-size:17px;font-weight:600;color:var(--text)}
#nav-sub{display:block;font-size:10px;color:var(--text-sub);font-weight:400}
.nav-btn{background:none;border:none;color:var(--text);font-size:22px;width:40px;height:40px;flex-shrink:0;font-family:inherit}
.nav-left,.nav-right{width:48px;display:flex}

/* 聊天区 */
#chat{flex:1;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch}
#messages{padding:10px 12px 16px}
.sys-msg{text-align:center;font-size:12px;color:var(--sys);margin:10px 0}
.time-stamp{text-align:center;font-size:12px;color:var(--sys);margin:14px 0 8px}

/* 消息行 */
.msg-row{display:flex;margin-bottom:14px;align-items:flex-start;animation:wxin .18s ease}
@keyframes wxin{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}
.msg-row.me{flex-direction:row-reverse}
.avatar{width:40px;height:40px;border-radius:5px;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:22px;background:linear-gradient(135deg,#a8e6cf,#7fdbca);overflow:hidden}
.msg-row.me .avatar{background:linear-gradient(135deg,#ffd3b6,#ffaaa5)}
.avatar-img{width:100%;height:100%;object-fit:cover;border-radius:5px;display:block}
.msg-col{max-width:74%;display:flex;flex-direction:column;margin:0 10px}
.msg-row.me .msg-col{align-items:flex-end}

/* 气泡 */
.bubble{position:relative;padding:9px 12px;border-radius:5px;font-size:15.5px;line-height:1.5;word-break:break-word;white-space:pre-wrap;background:var(--bubble-ai);color:var(--text);box-shadow:0 .5px 1px rgba(0,0,0,.04)}
.msg-row.me .bubble{background:var(--bubble-me)}
.bubble::before{content:'';position:absolute;top:13px;border:6px solid transparent}
.msg-row:not(.me) .bubble::before{left:-11px;border-right-color:var(--bubble-ai)}
.msg-row.me .bubble::before{right:-11px;border-left-color:var(--bubble-me)}

/* 引用块 */
.quote-block{border-left:3px solid var(--green);background:rgba(0,0,0,.05);padding:5px 8px;border-radius:3px;font-size:12.5px;color:var(--text-sub);margin-bottom:5px;max-width:100%;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
[data-theme="dark"] .quote-block{background:rgba(255,255,255,.06)}
.quote-block .q-name{color:var(--green);font-weight:600}

/* 图片消息 */
.bubble.img-bubble{padding:3px;background:none;box-shadow:none}
.bubble.img-bubble::before{display:none}
.bubble.img-bubble img{display:block;max-width:180px;max-height:240px;border-radius:5px}

/* 正在输入 */
.typing{display:inline-flex;gap:4px;padding:12px}
.typing i{width:7px;height:7px;border-radius:50%;background:var(--text-sub);animation:tp 1.2s infinite}
.typing i:nth-child(2){animation-delay:.2s}.typing i:nth-child(3){animation-delay:.4s}
@keyframes tp{0%,60%,100%{transform:translateY(0);opacity:.4}30%{transform:translateY(-5px);opacity:1}}

/* ===== 转账卡片 ===== */
.transfer-card{width:222px;background:linear-gradient(135deg,#F8A854,#F08300);border-radius:8px;padding:13px 14px;color:#FFF;box-shadow:0 1px 3px rgba(0,0,0,.12)}
.transfer-top{display:flex;align-items:center;gap:10px}
.transfer-icon{width:38px;height:38px;background:rgba(255,255,255,.25);border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:700;flex-shrink:0}
.transfer-amount{font-size:21px;font-weight:600;line-height:1.2}
.transfer-sub{font-size:11px;opacity:.9;margin-top:2px;max-width:130px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.transfer-btn{margin-top:11px;background:#FFF;color:#C26A00;border-radius:5px;text-align:center;padding:7px 0;font-size:14px;font-weight:600;cursor:pointer}
.transfer-btn:active{opacity:.85}
.transfer-status{margin-top:10px;font-size:11px;text-align:center;opacity:.95}
.transfer-card.received{filter:saturate(.75)}

/* ===== 红包卡片 ===== */
.redpacket{width:222px;border-radius:8px;overflow:hidden;box-shadow:0 1px 3px rgba(0,0,0,.12);cursor:pointer}
.rp-body{background:linear-gradient(160deg,#F5A94B,#E8933B);padding:18px 14px 14px;display:flex;flex-direction:column;align-items:center;gap:9px}
.rp-circle{width:46px;height:46px;background:rgba(255,255,255,.92);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:24px}
.rp-wish{font-size:14px;font-weight:600;color:#FFF;letter-spacing:1px}
.rp-foot{background:#F7F7F7;color:#8A6A3F;font-size:11px;text-align:center;padding:6px 0}
[data-theme="dark"] .rp-foot{background:#2C2C2C;color:#B08A55}
.rp-opened{background:linear-gradient(160deg,#F5A94B,#E8933B);padding:20px 14px;display:flex;flex-direction:column;align-items:center;gap:6px}
.rp-amount{font-size:24px;font-weight:700;color:#FFF}
.rp-opened-sub{font-size:11px;color:rgba(255,255,255,.9)}

/* ===== 转账/红包弹窗 ===== */
.modal-mask{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:250;display:flex;align-items:center;justify-content:center}
.transfer-modal{width:82%;max-width:320px;background:var(--bubble-ai);border-radius:12px;overflow:hidden;padding-bottom:8px}
.tm-head{background:linear-gradient(135deg,#F8A854,#F08300);padding:22px 16px 18px;display:flex;flex-direction:column;align-items:center;gap:10px}
.tm-head .avatar{width:52px;height:52px;font-size:28px}
.tm-name{font-size:15px;color:#FFF}
.tm-input{display:block;margin:26px auto 6px;width:80%;border:none;border-bottom:.5px solid var(--line);font-size:40px;text-align:center;outline:none;color:var(--text);font-family:inherit;background:none}
.tm-wish{display:block;margin:14px auto 4px;width:80%;border:none;border-bottom:.5px solid var(--line);font-size:15px;text-align:center;outline:none;color:var(--text);font-family:inherit;background:none;padding:6px 0}
.tm-quick{display:flex;gap:8px;justify-content:center;margin:12px 0 16px;flex-wrap:wrap;padding:0 12px}
.tm-quick span{padding:6px 14px;background:rgba(0,0,0,.05);border-radius:14px;font-size:13px;cursor:pointer}
[data-theme="dark"] .tm-quick span{background:rgba(255,255,255,.08)}
.tm-btn{background:#F08300;color:#FFF;margin:6px 16px 4px;border:none;border-radius:6px;padding:11px 0;font-size:16px;font-weight:600;width:calc(100% - 32px);font-family:inherit}
.tm-btn:active{opacity:.85}
.tm-cancel{display:block;width:100%;background:none;border:none;color:var(--text-sub);padding:10px 0 6px;font-size:14px;font-family:inherit}
.rp-modal .tm-head{background:linear-gradient(160deg,#F5A94B,#E8933B)}
.rp-modal .tm-btn{background:#E8933B}

/* 输入栏 */
#inputbar{flex-shrink:0;background:var(--ib);border-top:.5px solid var(--line);padding:7px 10px;padding-bottom:calc(7px + env(safe-area-inset-bottom,0px))}
.ib-row{display:flex;align-items:flex-end;gap:8px}
.ib-btn{background:none;border:none;font-size:24px;width:34px;height:36px;flex-shrink:0;color:var(--text);display:flex;align-items:center;justify-content:center}
.ib-btn.send{font-size:14px;color:var(--text)}
#ib-center{flex:1}
#input{width:100%;border:none;background:var(--ib-input);border-radius:5px;padding:8px 10px;font-size:16px;line-height:1.4;color:var(--text);font-family:inherit;resize:none;max-height:96px;outline:none;display:block}
#hold-talk{width:100%;border:none;background:var(--ib-input);border-radius:5px;padding:11px 0;font-size:15px;color:var(--text);font-family:inherit;user-select:none}
#hold-talk:active{background:#DADADA}

/* 面板 */
.ib-panel{border-top:.5px solid var(--line);margin-top:7px;padding:12px 6px}
#emoji-grid{display:grid;grid-template-columns:repeat(8,1fr);gap:2px;max-height:180px;overflow-y:auto}
#emoji-grid span{font-size:24px;text-align:center;padding:5px 0;cursor:pointer}
.emoji-del-row{display:flex;justify-content:flex-end;margin-top:6px}
#emoji-del{background:var(--ib-input);border:none;border-radius:5px;padding:6px 18px;font-size:18px}
#plus-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px 8px;padding:4px}
.plus-item{display:flex;flex-direction:column;align-items:center;gap:6px;cursor:pointer}
.plus-icon{width:56px;height:56px;background:var(--ib-input);border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:26px}
.plus-label{font-size:11px;color:var(--text)}

/* 长按菜单 */
#ctx-menu{position:fixed;z-index:200}
.ctx-body{background:var(--menu);border-radius:9px;padding:4px 0;box-shadow:0 4px 16px rgba(0,0,0,.3)}
.ctx-arrow{position:absolute;width:0;height:0;border:6px solid transparent}
.ctx-item{padding:9px 22px;font-size:14.5px;color:var(--menu-text);white-space:nowrap;cursor:pointer}
.ctx-item:active{background:rgba(255,255,255,.12)}

/* 子页面 */
.subpage{position:absolute;inset:0;background:var(--bg);transform:translateX(100%);transition:transform .25s ease;z-index:100;display:flex;flex-direction:column}
.subpage.open{transform:translateX(0)}

/* 信息页 */
#info-body,#search-body{flex:1;overflow-y:auto;background:#F7F7F7}
[data-theme="dark"] #info-body,[data-theme="dark"] #search-body{background:#191919}
.cell{background:var(--bg);display:flex;align-items:center;justify-content:space-between;padding:13px 16px;font-size:15px;border-bottom:.5px solid var(--line)}
.cell .arrow{color:var(--text-sub)}
.cell-group{margin-top:8px}
.cell-group-title{padding:8px 16px 4px;font-size:12px;color:var(--text-sub)}
.switch{width:48px;height:28px;border-radius:14px;background:#DADADA;position:relative;transition:.2s;flex-shrink:0}
.switch.on{background:var(--green)}
.switch::after{content:'';position:absolute;top:2px;left:2px;width:24px;height:24px;border-radius:50%;background:#FFF;transition:.2s;box-shadow:0 1px 3px rgba(0,0,0,.2)}
.switch.on::after{transform:translateX(20px)}
.profile-head{display:flex;align-items:center;padding:20px 16px;background:var(--bg);margin-top:8px}
.profile-head .avatar{width:60px;height:60px;font-size:32px;margin-right:14px}
.profile-name{font-size:19px;font-weight:600}
.profile-sub{font-size:12px;color:var(--text-sub);margin-top:4px}

/* 设置表单 */
.form-block{padding:12px 16px;background:var(--bg);border-bottom:.5px solid var(--line)}
.form-label{font-size:12px;color:var(--text-sub);margin-bottom:6px;display:block}
.form-input{width:100%;padding:10px;background:#F7F7F7;border:.5px solid var(--line);border-radius:6px;font-size:14px;color:var(--text);font-family:inherit;outline:none}
[data-theme="dark"] .form-input{background:#262626}
.form-btn{display:block;width:100%;padding:10px;background:var(--green);color:#FFF;border:none;border-radius:6px;font-size:15px;margin-top:10px;font-family:inherit}
.form-btn.ghost{background:#EDEDED;color:var(--text)}
[data-theme="dark"] .form-btn.ghost{background:#2C2C2C}
.form-hint{font-size:12px;margin-top:6px;color:var(--text-sub);word-break:break-all}
.model-tag{display:inline-block;padding:3px 10px;background:#F7F7F7;border-radius:12px;font-size:12px;margin:3px 3px 0 0;cursor:pointer;color:var(--text)}
[data-theme="dark"] .model-tag{background:#2C2C2C}

/* 搜索 */
.search-bar{padding:8px 12px;background:#EDEDED}
[data-theme="dark"] .search-bar{background:#1E1E1E}
#search-input{width:100%;padding:8px 12px;border:none;border-radius:6px;background:#FFF;font-size:14px;outline:none;color:var(--text);font-family:inherit}
[data-theme="dark"] #search-input{background:#262626}
.search-hit{padding:12px 16px;background:var(--bg);border-bottom:.5px solid var(--line);font-size:14px}
.search-hit .hit-role{font-size:11px;color:var(--text-sub);margin-bottom:3px}
.search-hit .hit-content{color:var(--text);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.search-hit mark{background:rgba(7,193,96,.25);color:inherit}

/* Toast */
#toast{position:fixed;left:50%;top:50%;transform:translate(-50%,-50%);background:rgba(0,0,0,.75);color:#FFF;font-size:14px;padding:12px 20px;border-radius:9px;z-index:300;max-width:80%;text-align:center;pointer-events:none}