/* alpj-cf · 响应式样式：PC 双栏，手机单栏抽屉 */
:root{
  --bg:#0f1115; --panel:#171a21; --panel2:#1e222c; --line:#262b36;
  --txt:#e6e9ef; --sub:#8a93a6; --pri:#409EFF; --pri2:#2f7fd6;
  --me:#1b3a5c; --other:#20242e; --danger:#e55353; --ok:#39b54a;
  --safe-b:env(safe-area-inset-bottom, 0px);
}
*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
html,body{height:100%;overscroll-behavior:none}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
  background:var(--bg);color:var(--txt);font-size:15px;line-height:1.5}
.hidden{display:none!important}
button{font:inherit;color:var(--txt);background:var(--panel2);border:1px solid var(--line);
  border-radius:9px;padding:8px 13px;cursor:pointer}
button:active{transform:scale(.97)}
button.primary{background:var(--pri);border-color:var(--pri);color:#fff}
button.primary:hover{background:var(--pri2)}
button.big{padding:12px;font-size:16px;width:100%}
button.block{flex:1}
button.icon{background:transparent;border:0;font-size:15px;padding:6px 8px;color:var(--sub)}
button.linkbtn{background:0;border:0;color:var(--pri);padding:0;font-size:12px}
input,textarea,select{font:inherit;background:#0b0d12;color:var(--txt);border:1px solid var(--line);
  border-radius:9px;padding:10px 11px;outline:none;width:100%}
input:focus,textarea:focus{border-color:var(--pri)}
ul{list-style:none}
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-thumb{background:#2b313d;border-radius:4px}

/* ---------- 登录 ---------- */
.login-wrap{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;
  background:radial-gradient(1200px 600px at 50% -10%,#1b2740,#0f1115);padding:18px}
.login-card{background:var(--panel);border:1px solid var(--line);border-radius:16px;
  padding:30px;width:340px;max-width:100%;display:flex;flex-direction:column;gap:12px;
  box-shadow:0 20px 60px rgba(0,0,0,.5)}
.login-card h1{font-size:21px;text-align:center}
.login-card .sub{color:var(--sub);font-size:13px;text-align:center;margin-top:-6px}
.login-logo{height:58px;display:flex;align-items:center;justify-content:center}
.login-logo img{max-height:58px;max-width:70%}
.tip{color:var(--sub);font-size:11.5px;text-align:center}
.err{color:var(--danger);font-size:13px;text-align:center;min-height:18px}

/* ---------- 布局 ---------- */
.app{display:flex;height:100%;height:100dvh;overflow:hidden}
.sidebar{width:288px;flex:0 0 288px;background:var(--panel);border-right:1px solid var(--line);
  display:flex;flex-direction:column;min-height:0}
.me{display:flex;align-items:center;gap:9px;padding:11px;border-bottom:1px solid var(--line)}
.me-info{flex:1;min-width:0}
.me-nick{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.me-sub{color:var(--sub);font-size:11.5px}
.avatar{width:38px;height:38px;flex:0 0 38px;border-radius:50%;overflow:hidden;background:#2a3342;
  border:1px solid var(--line);display:flex;align-items:center;justify-content:center;padding:0;font-weight:700}
.avatar img{width:100%;height:100%;object-fit:cover;display:block}

.tabs{display:flex;border-bottom:1px solid var(--line)}
.tab{flex:1;background:transparent;border:0;border-radius:0;border-bottom:2px solid transparent;
  padding:10px 4px;color:var(--sub)}
.tab.active{color:var(--pri);border-bottom-color:var(--pri)}
.pane{flex:1;overflow-y:auto;padding:11px;display:flex;flex-direction:column;gap:9px;min-height:0}
.row{display:flex;gap:7px}
.joinbox{display:flex;gap:7px}
.joinbox input{flex:1}
.sect{color:var(--sub);font-size:11.5px;text-transform:uppercase;letter-spacing:.05em;margin-top:4px}
.list{display:flex;flex-direction:column;gap:5px}
.list.small li{font-size:13px}
.list li{display:flex;align-items:center;gap:8px;padding:8px 9px;border:1px solid var(--line);
  border-radius:9px;background:var(--panel2);cursor:pointer;min-width:0}
.list li:hover{border-color:#39424f}
.list li.active{border-color:var(--pri);background:#1a2a3d}
.list .t{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.list .d{color:var(--sub);font-size:11.5px;white-space:nowrap}
.badge{background:var(--pri);color:#fff;border-radius:10px;font-size:11px;padding:1px 6px}
.badge.on{background:var(--ok)}

/* 动态卡片 */
.moodlist li{flex-direction:column;align-items:stretch;gap:6px;cursor:default}
.moodlist .mh{display:flex;align-items:center;gap:7px;font-size:13px}
.moodlist .mc{word-break:break-word;white-space:pre-wrap}
.moodlist .mp{display:grid;grid-template-columns:repeat(3,1fr);gap:4px}
.moodlist .mp img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:6px}
.moodlist .mf{display:flex;align-items:center;gap:10px;color:var(--sub);font-size:12px}

/* ---------- 聊天 ---------- */
.chat{flex:1;display:flex;flex-direction:column;min-width:0;position:relative;background:var(--bg)}
.chat.hasbg{background-size:cover;background-position:center;background-attachment:fixed}
.chead{display:flex;align-items:center;gap:9px;padding:11px 13px;border-bottom:1px solid var(--line);
  background:rgba(23,26,33,.88);backdrop-filter:blur(8px)}
.ctitle{flex:1;min-width:0}
#roomName{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.csub{color:var(--sub);font-size:11.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.only-mobile{display:none}

.msgs{flex:1;overflow-y:auto;padding:14px;display:flex;flex-direction:column;gap:3px;scroll-behavior:smooth}
.timebar{align-self:center;color:var(--sub);font-size:11px;background:rgba(255,255,255,.06);
  padding:2px 9px;border-radius:9px;margin:9px 0 5px}
.msg{max-width:74%;display:flex;flex-direction:column;gap:2px;margin-top:6px}
.msg .who{font-size:11.5px;color:var(--sub);padding:0 4px}
.msg .bubble{padding:8px 12px;border-radius:14px;word-break:break-word;background:var(--other);
  position:relative;white-space:pre-wrap}
.msg.me{align-self:flex-end;align-items:flex-end}
.msg.me .bubble{background:var(--me)}
.msg.other{align-self:flex-start}
.msg img.media{max-width:260px;max-height:260px;border-radius:10px;display:block}
.msg video.media{max-width:280px;max-height:260px;border-radius:10px;display:block;background:#000}
.msg .rread{font-size:10.5px;color:var(--sub);padding:0 4px}
.msg.recalled .bubble{background:transparent;border:1px dashed var(--line);color:var(--sub);
  font-style:italic;white-space:normal}
.msg .ops{display:flex;gap:4px;opacity:0;transition:opacity .15s}
.msg:hover .ops{opacity:1}
.msg .ops button{font-size:10.5px;padding:1px 6px;background:transparent;border:1px solid var(--line);color:var(--sub)}

.typing{padding:0 16px 6px;color:var(--sub);font-size:12px;min-height:0}
.typing span::after{content:'…';animation:dots 1.2s infinite steps(3)}
@keyframes dots{0%{content:''}33%{content:'.'}66%{content:'..'}100%{content:'…'}}

.composer{display:flex;gap:7px;padding:10px 12px calc(10px + var(--safe-b));border-top:1px solid var(--line);
  background:var(--panel)}
.composer input{flex:1;min-width:0}

.drawer{position:absolute;right:0;top:0;bottom:0;width:min(300px,86%);background:var(--panel);
  border-left:1px solid var(--line);z-index:12;display:flex;flex-direction:column;
  box-shadow:-8px 0 24px rgba(0,0,0,.35)}
.dhead{display:flex;align-items:center;justify-content:space-between;padding:12px;border-bottom:1px solid var(--line);font-weight:600}
.drawer .list{padding:10px;overflow-y:auto;flex:1}

/* ---------- 弹层 ---------- */
.popover{position:fixed;inset:0;background:rgba(0,0,0,.6);display:flex;align-items:center;
  justify-content:center;z-index:50;padding:18px}
.popinner{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px;
  width:330px;max-width:100%}
.poptitle{font-weight:600;margin-bottom:12px}
.swatches{display:grid;grid-template-columns:repeat(6,1fr);gap:9px}
.swatch{aspect-ratio:1;border-radius:50%;border:2px solid transparent;cursor:pointer}
.swatch.sel{border-color:#fff;box-shadow:0 0 0 2px var(--pri)}
.popbody-row{display:flex;gap:8px;margin-bottom:12px}
.popfoot{display:flex;gap:8px;justify-content:flex-end;margin-top:14px}

/* ---------- 手机 ---------- */
@media (max-width:820px){
  .app{flex-direction:column}
  .sidebar{position:fixed;left:0;top:0;bottom:0;width:min(320px,88%);z-index:30;
    transform:translateX(-100%);transition:transform .22s ease}
  .sidebar.open{transform:translateX(0)}
  .only-mobile{display:block}
  .msg{max-width:86%}
  .msg img.media,.msg video.media{max-width:70vw}
  #scrim{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:29}
  .chat{height:100%}
}
@media (min-width:821px){ #scrim{display:none!important} }