/* ============================================================
   微聊 · 响应式样式表
   移动端优先，>=820px 切换为桌面三栏布局
   ============================================================ */

:root{
  --brand:#07c160;
  --brand-d:#06ad56;
  --brand-l:#e8f8ef;
  --danger:#fa5151;
  --warn:#fa9d3b;
  --text:#181818;
  --text-2:#576b75;
  --text-3:#98a5ad;
  --line:#e7eaec;
  --bg:#f2f3f5;
  --panel:#ffffff;
  --rail:#1f2126;
  --rail-2:#2b2e34;
  --rail-text:#9aa0a6;
  --bubble-me:#95ec69;
  --bubble-me-text:#111;
  --bubble-me-radius:10px;
  --bubble-me-border:0;
  --bubble-me-shadow:0 2px 12px rgba(0,0,0,.06);
  --bubble-me-image:none;
  --bubble-other:#ffffff;
  --shadow:0 2px 12px rgba(0,0,0,.06);
  --shadow-lg:0 12px 40px rgba(0,0,0,.16);
  --radius:12px;
  --rail-w:64px;
  --panel-w:308px;
  --head-h:60px;
  --tab-h:56px;
  --safe-b:env(safe-area-inset-bottom,0px);
  --safe-t:env(safe-area-inset-top,0px);
}
html[data-theme="dark"]{
  --text:#e9edf0;
  --text-2:#9aa7b0;
  --text-3:#6b7883;
  --line:#33383e;
  --bg:#16181c;
  --panel:#1e2125;
  --rail:#131519;
  --rail-2:#22262b;
  --bubble-me:#2e6b3f;
  --bubble-me-text:#e8f5ec;
  --bubble-other:#262a2f;
  --brand-l:#1b2a22;
  --shadow:0 2px 12px rgba(0,0,0,.35);
  --shadow-lg:0 12px 40px rgba(0,0,0,.55);
}

*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{height:100%}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Helvetica,Arial,sans-serif;
  font-size:14px;line-height:1.5;color:var(--text);background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overscroll-behavior:none;
}
button,input,textarea{font-family:inherit;font-size:inherit;color:inherit}
button{border:0;background:none;cursor:pointer;padding:0}
input,textarea{outline:none;border:0;background:none}
img{display:block;max-width:100%}
.hidden{display:none !important}
.ic{width:22px;height:22px;fill:currentColor;flex:0 0 auto}
.ellipsis{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
::-webkit-scrollbar{width:6px;height:6px}
::-webkit-scrollbar-thumb{background:rgba(140,150,160,.35);border-radius:3px}
::-webkit-scrollbar-thumb:hover{background:rgba(140,150,160,.6)}
::-webkit-scrollbar-track{background:transparent}

/* ==================== 登录 / 注册 ==================== */
.auth{display:flex;min-height:100dvh;background:var(--panel)}
.auth-brand{
  display:none;flex-direction:column;justify-content:center;gap:14px;
  flex:1;padding:6vh 6vw;color:#fff;
  background:linear-gradient(140deg,#07c160 0%,#0aa356 45%,#057a41 100%);
}
.auth-logo svg{width:52px;height:52px}
.auth-brand h1{margin:6px 0 0;font-size:40px;letter-spacing:4px;font-weight:700}
.auth-slogan{margin:0;opacity:.85;font-size:15px}
.auth-feats{list-style:none;padding:0;margin:26px 0 0;display:flex;flex-direction:column;gap:14px;font-size:15px}
.auth-feats li{display:flex;align-items:center;gap:10px;opacity:.95}
.auth-feats .ic{width:20px;height:20px;opacity:.9}
.auth-stats{margin-top:auto;padding-top:24px;display:flex;gap:28px;font-size:13px;opacity:.85;flex-wrap:wrap}
.auth-stats b{display:block;font-size:22px;font-weight:700}
.auth-form-wrap{flex:1;display:flex;align-items:center;justify-content:center;padding:24px 18px;background:var(--panel)}
.auth-card{width:100%;max-width:392px}
.auth-tabs{display:flex;gap:6px;background:var(--bg);border-radius:12px;padding:5px;margin-bottom:26px}
.auth-tab{flex:1;padding:10px;border-radius:9px;font-size:15px;color:var(--text-2);font-weight:500;transition:.18s}
.auth-tab.active{background:var(--panel);color:var(--brand);font-weight:600;box-shadow:0 1px 4px rgba(0,0,0,.08)}
.auth-form{display:flex;flex-direction:column;gap:14px}
.field{display:flex;align-items:center;gap:10px;border:1px solid var(--line);border-radius:11px;padding:0 14px;height:50px;background:var(--bg);transition:.18s}
.field:focus-within{border-color:var(--brand);background:var(--panel);box-shadow:0 0 0 3px rgba(7,193,96,.12)}
.field .ic{width:19px;height:19px;color:var(--text-3)}
.field input{flex:1;height:100%;background:none;font-size:15px}
.field input::placeholder{color:var(--text-3)}
.btn-primary{
  height:50px;border-radius:11px;background:var(--brand);color:#fff;font-size:16px;font-weight:600;
  letter-spacing:2px;transition:.18s;margin-top:4px;
}
.btn-primary:hover{background:var(--brand-d)}
.btn-primary:active{transform:scale(.99)}
.btn-primary:disabled{opacity:.6;cursor:not-allowed}
.auth-tip{margin:18px 0 0;text-align:center;color:var(--text-3);font-size:12.5px}
.auth-icp{margin:8px 0 0;text-align:center;color:var(--text-3);font-size:12px}

@media(min-width:820px){
  .auth-brand{display:flex}
}

/* ==================== 主框架 ==================== */
.app{display:flex;height:100dvh;overflow:hidden;background:var(--bg)}

/* ---- 左侧图标栏（桌面） ---- */
.rail{display:none;width:var(--rail-w);flex:0 0 var(--rail-w);background:var(--rail);flex-direction:column;align-items:center;padding:calc(14px + var(--safe-t)) 0 14px;gap:6px}
.rail-avatar{width:40px;height:40px;border-radius:10px;overflow:hidden;margin-bottom:18px;cursor:pointer;background:var(--rail-2);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:600;flex:0 0 auto}
.rail-avatar img{width:100%;height:100%;object-fit:cover}
.rail-nav{display:flex;flex-direction:column;gap:6px;flex:1}
.rail-foot{display:flex;flex-direction:column;gap:6px}
.rail-btn{position:relative;width:46px;height:46px;border-radius:11px;display:flex;align-items:center;justify-content:center;color:var(--rail-text);transition:.16s}
.rail-btn .ic{width:23px;height:23px}
.rail-btn:hover{background:var(--rail-2);color:#fff}
.rail-btn.active{background:var(--brand);color:#fff}
.rail-btn .dot{position:absolute;top:8px;right:8px;width:8px;height:8px;border-radius:50%;background:var(--danger);border:2px solid var(--rail);display:none}
.rail-btn .dot.show{display:block}

/* ---- 列表栏 ---- */
.panel{display:flex;flex-direction:column;width:100%;flex:0 0 100%;background:var(--panel);position:relative;z-index:2}
.panel-head{height:var(--head-h);flex:0 0 var(--head-h);display:flex;align-items:center;justify-content:space-between;padding:0 16px;border-bottom:1px solid var(--line);padding-top:var(--safe-t)}
.panel-title{font-size:17px;font-weight:600}
.panel-actions{display:flex;gap:6px}
.icon-btn{width:34px;height:34px;border-radius:8px;display:flex;align-items:center;justify-content:center;color:var(--text-2);transition:.15s}
.icon-btn:hover{background:var(--bg);color:var(--text)}
.icon-btn .ic{width:20px;height:20px}
.panel-search{position:relative;display:flex;align-items:center;gap:8px;margin:8px 12px;padding:0 12px;height:36px;background:var(--bg);border-radius:9px}
.panel-search .ic{width:16px;height:16px;color:var(--text-3)}
.panel-search input{flex:1;height:100%;background:none;font-size:13.5px}
.search-clear{color:var(--text-3);display:flex}
.search-clear .ic{width:15px;height:15px}
.panel-body{flex:1;overflow-y:auto;overscroll-behavior:contain;padding-bottom:calc(var(--tab-h) + var(--safe-b))}
/* 发现 / 我：单栏铺满，隐藏列表栏 */
.app[data-tab="discover"] .panel,
.app[data-tab="me"] .panel{display:none}
.page-narrow{width:100%}
.moment-composer{border-radius:var(--radius);overflow:hidden}

/* ---- 会话 / 列表条目 ---- */
.row{display:flex;align-items:center;gap:12px;padding:11px 14px;cursor:pointer;transition:background .12s;position:relative}
.row:hover{background:var(--bg)}
.row.active{background:var(--brand-l)}
.row-avatar{position:relative;flex:0 0 auto}
.avatar{width:46px;height:46px;border-radius:9px;object-fit:cover;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:17px;overflow:hidden;user-select:none}
.avatar.sm{width:36px;height:36px;border-radius:8px;font-size:14px}
.avatar.xs{width:30px;height:30px;border-radius:7px;font-size:12px}
.avatar.lg{width:64px;height:64px;border-radius:12px;font-size:24px}
.avatar.xl{width:80px;height:80px;border-radius:14px;font-size:30px}
.avatar img{width:100%;height:100%;object-fit:cover;display:block}
.avatar.online::after{content:"";position:absolute;right:-1px;bottom:-1px;width:12px;height:12px;border-radius:50%;background:var(--brand);border:2px solid var(--panel)}
.row-main{flex:1;min-width:0}
.row-top{display:flex;align-items:baseline;gap:8px}
.row-name{font-size:15px;font-weight:500;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.row-time{font-size:11.5px;color:var(--text-3);flex:0 0 auto}
.row-sub{margin-top:3px;font-size:13px;color:var(--text-3);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.badge{min-width:18px;height:18px;padding:0 5px;border-radius:9px;background:var(--danger);color:#fff;font-size:11px;line-height:18px;text-align:center;font-weight:500;font-style:normal;flex:0 0 auto}
.badge.mute{background:var(--text-3)}
.badge.dot-only{min-width:9px;width:9px;height:9px;padding:0;border-radius:50%}
.row-right{display:flex;flex-direction:column;align-items:flex-end;gap:5px;flex:0 0 auto}

/* 公告条 */
.notice-bar{display:flex;gap:9px;align-items:flex-start;margin:8px 12px;padding:10px 12px;border-radius:10px;
  background:linear-gradient(135deg,rgba(7,193,96,.12),rgba(7,193,96,.05));border:1px solid rgba(7,193,96,.25);
  font-size:12.5px;line-height:1.55;color:var(--text-2)}
.notice-bar b{flex:0 0 auto;color:var(--brand);font-size:11.5px;padding:1px 7px;border-radius:5px;background:rgba(7,193,96,.16)}
.notice-bar span{flex:1;word-break:break-word;white-space:pre-wrap}

/* 分组标题 */
.group-title{padding:9px 15px 5px;font-size:12px;color:var(--text-3);background:var(--panel);font-weight:500;letter-spacing:.5px}

/* 空状态 */
.empty{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:60px 24px;color:var(--text-3);text-align:center}
.empty .ic{width:52px;height:52px;opacity:.28}
.empty p{margin:0;font-size:13.5px}

/* ---- 内容区 ---- */
.content{flex:1;min-width:0;display:flex;flex-direction:column;background:var(--bg);position:relative}
.content-head{height:var(--head-h);flex:0 0 var(--head-h);display:flex;align-items:center;gap:10px;padding:0 14px;background:var(--panel);border-bottom:1px solid var(--line);padding-top:var(--safe-t)}
.content-head .title{font-size:16px;font-weight:600;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.content-head .sub{font-size:12px;color:var(--text-3);font-weight:400;margin-left:2px}
.content-head .spacer{flex:1}
.back-btn{display:flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:8px;color:var(--text-2);margin-left:-6px}
.back-btn:hover{background:var(--bg)}
.content-body{flex:1 1 auto;min-height:0;overflow-y:auto;overscroll-behavior:contain}

/* ---- 聊天 ---- */
.chat-wrap{display:flex;flex-direction:column;flex:1 1 auto;min-height:0;background:var(--bg)}
.msg-scroll{flex:1 1 auto;min-height:0;overflow-y:auto;overscroll-behavior:contain;padding:14px 12px 6px;scroll-behavior:smooth}
.msg-day{text-align:center;margin:14px 0 10px}
.msg-day span{display:inline-block;padding:3px 10px;border-radius:6px;background:rgba(140,150,160,.18);color:var(--text-2);font-size:11.5px}
.msg-sys{text-align:center;margin:10px 0}
.msg-sys span{display:inline-block;padding:4px 12px;border-radius:6px;background:rgba(140,150,160,.16);color:var(--text-3);font-size:11.5px;max-width:80%}
.msg{display:flex;gap:9px;margin-bottom:14px;align-items:flex-start}
.msg.me{flex-direction:row-reverse}
.msg-avatar{flex:0 0 auto}
.msg-col{max-width:min(74%,560px);display:flex;flex-direction:column;min-width:0}
.msg.me .msg-col{align-items:flex-end}
.msg-name{font-size:11.5px;color:var(--text-3);margin:0 2px 4px}
.bubble{
  position:relative;padding:9px 13px;border-radius:10px;background:var(--bubble-other);
  font-size:15px;line-height:1.52;word-break:break-word;white-space:pre-wrap;box-shadow:var(--shadow);
  color:var(--text);
}
.msg.me .bubble{
  /* 单一 background 简写，颜色/渐变/图片由 --bubble-me 一并携带，
     避免 background-image 覆盖简写导致渐变丢失 */
  background:var(--bubble-me);
  color:var(--bubble-me-text);
  border-radius:var(--bubble-me-radius);
  border:var(--bubble-me-border);
  box-shadow:var(--bubble-me-shadow);
}
/* QQ 式小尾巴：45° 旋转方块，background:inherit 让渐变/图片一并继承 */
.msg.me .bubble.tail::after,
.bubble-preview.tail::after{
  content:"";
  position:absolute;right:-5px;top:11px;width:11px;height:11px;
  background:inherit;transform:rotate(45deg);border-radius:2px;
}
.msg.me .bubble.img.tail::after{top:8px}

/* ==================== 红包 ==================== */
.rp-card{position:relative;display:flex;align-items:center;gap:12px;width:238px;max-width:78vw;padding:13px 14px;
  border-radius:11px;background:linear-gradient(135deg,#ff8a4c,#f5333f);color:#fff;cursor:pointer;
  overflow:hidden;box-shadow:0 4px 14px rgba(245,51,63,.28);transition:.16s;user-select:none}
.rp-card:hover{transform:translateY(-1px);box-shadow:0 6px 18px rgba(245,51,63,.34)}
.rp-card::after{content:"";position:absolute;right:-26px;bottom:-30px;width:88px;height:88px;border-radius:50%;background:rgba(255,255,255,.12)}
.rp-card.done{background:linear-gradient(135deg,#e9c982,#d3a441);box-shadow:0 4px 14px rgba(201,160,60,.25)}
.rp-card.expired{background:linear-gradient(135deg,#c3c9cf,#9aa3ab);box-shadow:none}
.rp-ico{width:40px;height:40px;border-radius:9px;background:rgba(255,255,255,.22);display:flex;align-items:center;
  justify-content:center;flex:0 0 auto;position:relative;z-index:1}
.rp-ico svg{width:23px;height:23px;fill:#fff}
.rp-main{flex:1;min-width:0;position:relative;z-index:1}
.rp-bless{font-size:14.5px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rp-sub{font-size:11.5px;opacity:.88;margin-top:4px}
.rp-open{display:flex;flex-direction:column;align-items:center;gap:14px;padding:10px 0 4px}
.rp-avatar-lg{width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,#ff8a4c,#f5333f);display:flex;
  align-items:center;justify-content:center;box-shadow:0 6px 18px rgba(245,51,63,.35)}
.rp-avatar-lg svg{width:30px;height:30px;fill:#fff}
.rp-amount{font-size:34px;font-weight:700;color:#e8a33d;letter-spacing:-1px}
.rp-amount small{font-size:16px;font-weight:600;margin-right:3px}
.rp-amount.big{animation:rpPop .45s cubic-bezier(.2,1.5,.4,1)}
@keyframes rpPop{0%{transform:scale(.4);opacity:0}100%{transform:scale(1);opacity:1}}
.rp-list{max-height:240px;overflow-y:auto;margin-top:6px}
.rp-list .row{display:flex;align-items:center;gap:10px;padding:9px 4px;border-bottom:1px dashed var(--line)}
.rp-list .row:last-child{border-bottom:0}
.rp-list .nm{flex:1;font-size:13.5px;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rp-list .am{font-size:13.5px;font-weight:600;font-variant-numeric:tabular-nums}
.rp-best{font-size:10.5px;padding:1px 6px;border-radius:5px;background:#fdf3e0;color:#b8730a;margin-left:6px}
.rp-field{display:flex;align-items:center;gap:10px;padding:13px 0;border-bottom:1px solid var(--line)}
.rp-field:last-child{border-bottom:0}
.rp-field label{width:76px;flex:0 0 auto;font-size:13.5px;color:var(--text-2)}
.rp-field input{flex:1;font-size:15px}
.rp-field .unit{color:var(--text-3);font-size:13.5px}
.rp-kinds{display:flex;gap:8px}
.rp-kind{flex:1;padding:11px 8px;border-radius:9px;border:1.5px solid var(--line);text-align:center;font-size:13px;cursor:pointer;transition:.15s}
.rp-kind.on{border-color:#f5333f;background:#fdecec;color:#f5333f;font-weight:600}
.wallet-hero{background:linear-gradient(135deg,#ff8a4c,#f5333f);color:#fff;border-radius:var(--radius);padding:22px 20px;margin:12px}
.wallet-hero .w-label{font-size:12.5px;opacity:.85}
.wallet-hero .w-amount{font-size:34px;font-weight:700;margin-top:6px;letter-spacing:-1px}
.wallet-hero .w-amount small{font-size:17px;margin-right:4px}
.wallet-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border-radius:var(--radius);overflow:hidden;margin:0 12px 12px}
.wallet-stats .ws{background:var(--panel);padding:13px 8px;text-align:center}
.wallet-stats .ws b{display:block;font-size:17px;font-variant-numeric:tabular-nums}
.wallet-stats .ws span{font-size:11.5px;color:var(--text-3)}
.log-item{display:flex;align-items:center;gap:12px;padding:13px 16px;border-bottom:1px solid var(--line)}
.log-item:last-child{border-bottom:0}
.log-item .li-main{flex:1;min-width:0}
.log-item .li-t{font-size:14px}
.log-item .li-s{font-size:11.5px;color:var(--text-3);margin-top:2px}
.log-item .amt{font-size:15px;font-weight:600;font-variant-numeric:tabular-nums}
.log-item .amt.plus{color:#e8a33d}
.log-item .amt.minus{color:var(--text-2)}

/* 群头像编辑角标 */
.avatar-edit-wrap{position:relative;flex:0 0 auto}
.avatar-edit{position:absolute;right:-4px;bottom:-4px;width:24px;height:24px;border-radius:50%;
  background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;
  border:2px solid var(--panel)}
.avatar-edit .ic{width:13px;height:13px}

/* ==================== 充值 ==================== */
.pay-amounts{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:6px 0 14px}
.pay-chip{padding:14px 6px;border-radius:10px;border:1.5px solid var(--line);text-align:center;cursor:pointer;
  font-size:16px;font-weight:600;transition:.15s;background:var(--panel)}
.pay-chip:hover{border-color:#f5333f}
.pay-chip.on{border-color:#f5333f;background:#fdecec;color:#f5333f}
.pay-chip small{display:block;font-size:11px;font-weight:400;color:var(--text-3);margin-top:2px}
.pay-methods{display:flex;gap:10px;flex-wrap:wrap;margin:6px 0 4px}
.pay-method{flex:1;min-width:96px;display:flex;align-items:center;gap:8px;padding:12px 12px;border-radius:10px;
  border:1.5px solid var(--line);cursor:pointer;transition:.15s;background:var(--panel);font-size:13.5px}
.pay-method.on{border-color:var(--brand);background:var(--brand-l)}
.pay-method .pm-ico{width:26px;height:26px;border-radius:7px;display:flex;align-items:center;justify-content:center;
  color:#fff;font-size:13px;font-weight:600;flex:0 0 auto}
.pay-qr{display:flex;flex-direction:column;align-items:center;gap:12px;padding:8px 0 4px}
.pay-qr .qr-box{width:200px;height:200px;display:flex;align-items:center;justify-content:center;background:#fff;
  border:1px solid var(--line);border-radius:12px;padding:8px}
.pay-qr .qr-box img{width:100%;height:100%}
.pay-qr .qr-tip{font-size:13px;color:var(--text-2);text-align:center;line-height:1.6}
.pay-order-no{font-size:11.5px;color:var(--text-3);word-break:break-all;text-align:center}
.pay-status{display:flex;align-items:center;justify-content:center;gap:7px;font-size:13px;color:var(--text-2)}
.pay-dot{width:7px;height:7px;border-radius:50%;background:var(--warn);animation:payPulse 1.2s infinite}
@keyframes payPulse{0%,100%{opacity:1}50%{opacity:.25}}
.pay-ok{color:var(--brand);font-size:15px;font-weight:600}
.pay-input-row{display:flex;align-items:center;gap:10px;border:1.5px solid var(--line);border-radius:10px;padding:0 14px;height:52px;margin-bottom:6px}
.pay-input-row:focus-within{border-color:#f5333f}
.pay-input-row .cur{font-size:20px;font-weight:600;color:var(--text-2)}
.pay-input-row input{flex:1;font-size:22px;font-weight:600;height:100%}

/* 气泡预览（选择页 / 后台） */
.bubble-preview{position:relative;display:inline-block;padding:9px 14px;font-size:14px;line-height:1.4;
  border-radius:14px;max-width:100%;word-break:break-word}
.bubble-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:14px}
.bubble-card{background:var(--panel);border:1.5px solid var(--line);border-radius:var(--radius);padding:14px 12px 12px;
  cursor:pointer;transition:.16s;display:flex;flex-direction:column;align-items:center;gap:10px;position:relative}
.bubble-card:hover{border-color:var(--brand);transform:translateY(-2px);box-shadow:var(--shadow)}
.bubble-card.on{border-color:var(--brand);background:var(--brand-l)}
.bubble-card.on::after{content:"使用中";position:absolute;top:-1px;right:-1px;background:var(--brand);color:#fff;
  font-size:10.5px;padding:2px 7px;border-radius:0 var(--radius) 0 8px}
.bubble-card .bc-name{font-size:12.5px;color:var(--text-2);display:flex;align-items:center;gap:6px}
.bubble-card .bc-tag{font-size:10px;padding:1px 5px;border-radius:4px;background:var(--bg);color:var(--text-3)}
.bubble-demo{display:flex;flex-direction:column;gap:7px;align-items:flex-end;width:100%}
.bubble-demo .row2{display:flex;align-items:flex-start;gap:6px;width:100%}
.bubble-demo .row2.me{flex-direction:row-reverse}
.bubble-custom-row{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}
.bubble-custom-row:last-child{border-bottom:0}
.bubble-custom-row label{width:96px;flex:0 0 auto;font-size:13.5px;color:var(--text-2)}
.bubble-custom-row input[type=color]{width:52px;height:34px;border:1px solid var(--line);border-radius:8px;background:none;cursor:pointer;padding:2px}
.bubble-custom-row input[type=range]{flex:1}
.bubble-custom-row .val{width:44px;text-align:right;font-size:13px;color:var(--text-3)}

/* 移动端：内容区为「发现/我」让出底部导航高度，避免遮挡 */
@media(max-width:819px){
  .app[data-tab="discover"] .content,
  .app[data-tab="me"] .content{
    transform:translateX(0);
    bottom:calc(var(--tab-h) + var(--safe-b));
  }
  .bubble-grid{grid-template-columns:repeat(auto-fill,minmax(132px,1fr));gap:10px}
}
.bubble.img{padding:3px;background:transparent;box-shadow:none;max-width:min(240px,60%)}
.bubble.img img{border-radius:8px;cursor:zoom-in;max-height:320px;width:auto}
.bubble.pending{opacity:.6}
.msg-meta{font-size:11px;color:var(--text-3);margin-top:3px;padding:0 2px}
.msg-fail{color:var(--danger);cursor:pointer}
.emojione{display:inline-block;vertical-align:-3px;margin:0 1px}
.emoji-img{width:22px;height:22px;display:inline-block;vertical-align:-4px}

.chat-input{flex:0 0 auto;background:var(--panel);border-top:1px solid var(--line);padding:8px 10px calc(8px + var(--safe-b))}
.chat-tools{display:flex;align-items:center;gap:4px;padding-bottom:6px}
.chat-tools .icon-btn{width:32px;height:32px}
.chat-tools .icon-btn .ic{width:21px;height:21px}
.chat-editor{display:flex;align-items:flex-end;gap:8px}
.chat-editor textarea{
  flex:1;resize:none;max-height:120px;min-height:38px;padding:9px 12px;border-radius:9px;
  background:var(--bg);font-size:15px;line-height:1.4;overflow-y:auto;
}
.btn-send{height:36px;padding:0 18px;border-radius:9px;background:var(--brand);color:#fff;font-weight:600;font-size:14px;margin-bottom:1px}
.btn-send:disabled{opacity:.5}
.emoji-panel{display:none;grid-template-columns:repeat(auto-fill,minmax(34px,1fr));gap:4px;max-height:180px;overflow-y:auto;padding:8px 2px 2px}
.emoji-panel.show{display:grid}
.emoji-panel button{font-size:21px;line-height:1;padding:5px 0;border-radius:7px;text-align:center}
.emoji-panel button:hover{background:var(--bg)}

/* ---- 通用卡片 / 表单 ---- */
.card{background:var(--panel);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;margin:12px}
.card-title{padding:13px 16px 0;font-size:13px;color:var(--text-3)}
.list-item{display:flex;align-items:center;gap:12px;padding:14px 16px;border-bottom:1px solid var(--line);cursor:pointer;background:var(--panel)}
.list-item:last-child{border-bottom:0}
.list-item:hover{background:var(--bg)}
.list-item .li-main{flex:1;min-width:0}
.list-item .li-name{font-size:15px}
.list-item .li-desc{font-size:12.5px;color:var(--text-3);margin-top:2px}
.list-item .ic.arrow{width:17px;height:17px;color:var(--text-3)}
.list-item.static{cursor:default}
.textarea{width:100%;min-height:86px;padding:12px;border-radius:10px;background:var(--bg);resize:vertical;font-size:14.5px;line-height:1.55}
.form-line{display:flex;align-items:center;gap:10px;padding:12px 16px;border-bottom:1px solid var(--line);background:var(--panel)}
.form-line:last-child{border-bottom:0}
.form-line label{width:74px;flex:0 0 auto;color:var(--text-2);font-size:14px}
.form-line input{flex:1;font-size:14.5px;text-align:right}
.form-line input[type=radio]{flex:0 0 auto;text-align:left;width:auto}
.btn-ghost{height:42px;padding:0 20px;border-radius:10px;background:var(--bg);color:var(--text);font-weight:500}
.btn-ghost.danger{color:var(--danger)}
.btn-block{width:100%;height:46px;border-radius:11px;background:var(--brand);color:#fff;font-weight:600;font-size:15.5px}
.btn-block.ghost{background:var(--panel);color:var(--danger);box-shadow:var(--shadow)}
.btn-sm{height:31px;padding:0 14px;border-radius:8px;font-size:13.5px;background:var(--brand);color:#fff;font-weight:500}
.btn-sm.gray{background:var(--bg);color:var(--text-2)}
.btn-sm.danger{background:var(--danger);color:#fff}

/* ---- 个人资料页 ---- */
.profile-hero{background:var(--panel);padding:22px 20px;display:flex;gap:16px;align-items:center}
.profile-hero .p-main{flex:1;min-width:0}
.profile-hero .p-name{font-size:20px;font-weight:600;display:flex;align-items:center;gap:8px}
.profile-hero .p-id{font-size:13px;color:var(--text-3);margin-top:5px}
.profile-hero .p-sign{font-size:13.5px;color:var(--text-2);margin-top:10px;white-space:pre-wrap}
.gender-tag{font-size:11px;padding:1px 7px;border-radius:5px;background:var(--bg);color:var(--text-2)}
.info-line{display:flex;padding:13px 16px;border-bottom:1px solid var(--line);font-size:14.5px}
.info-line:last-child{border-bottom:0}
.info-line .k{width:80px;color:var(--text-3);flex:0 0 auto}
.info-line .v{flex:1;text-align:right;word-break:break-all}

/* ---- 通讯录 ---- */
.contact-index{position:absolute;right:3px;top:50%;transform:translateY(-50%);display:flex;flex-direction:column;gap:1px;font-size:10.5px;color:var(--text-3);z-index:5;user-select:none}
.contact-index span{padding:1px 4px;cursor:pointer}

/* ---- 朋友圈 ---- */
.moment{background:var(--panel);border-bottom:1px solid var(--line);padding:16px 16px 6px;display:flex;gap:12px}
.moment-main{flex:1;min-width:0}
.moment-name{font-size:14.5px;font-weight:600;color:#4c6b8a}
html[data-theme=dark] .moment-name{color:#7fb2e5}
.moment-text{margin:6px 0 0;font-size:14.5px;line-height:1.6;white-space:pre-wrap;word-break:break-word}
.moment-imgs{display:grid;gap:5px;margin-top:9px;max-width:440px}
.moment-imgs.n1{grid-template-columns:minmax(0,220px)}
.moment-imgs.n2{grid-template-columns:repeat(2,minmax(0,1fr))}
.moment-imgs.n3{grid-template-columns:repeat(3,minmax(0,1fr))}
.moment-imgs img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:6px;cursor:zoom-in;background:var(--bg)}
.moment-imgs.n1 img{aspect-ratio:auto;max-height:280px;object-fit:contain}
.moment-loc{margin-top:8px;font-size:12px;color:var(--brand)}
.moment-foot{display:flex;align-items:center;gap:6px;margin-top:10px;padding-top:9px;border-top:1px solid var(--line)}
.moment-time{flex:1;font-size:12px;color:var(--text-3)}
.act-btn{display:flex;align-items:center;gap:4px;font-size:13px;color:var(--text-2);padding:5px 9px;border-radius:7px}
.act-btn:hover{background:var(--bg)}
.act-btn.liked{color:var(--danger)}
.act-btn .ic{width:17px;height:17px}
.moment-zone{margin-top:10px;background:var(--bg);border-radius:8px;padding:9px 11px;font-size:13.5px;display:flex;flex-direction:column;gap:6px}
.like-line{color:#4c6b8a;display:flex;gap:5px;flex-wrap:wrap;align-items:center}
html[data-theme=dark] .like-line{color:#7fb2e5}
.like-line .ic{width:15px;height:15px;color:var(--danger)}
.cmt b{color:#4c6b8a;font-weight:600}
html[data-theme=dark] .cmt b{color:#7fb2e5}
.cmt .del{margin-left:6px;color:var(--text-3);font-size:12px;cursor:pointer}
.moment-composer{display:flex;gap:10px;padding:14px 16px;background:var(--panel);border-bottom:1px solid var(--line)}

/* ---- 我 ---- */
.me-hero{background:var(--panel);padding:26px 20px;display:flex;gap:16px;align-items:center;cursor:pointer}
.me-hero .ic.arrow{color:var(--text-3);width:18px;height:18px}
.me-name{font-size:21px;font-weight:600}
.me-sub{font-size:13px;color:var(--text-3);margin-top:6px}

/* ---- 移动端底部导航 ---- */
.tabbar{
  display:flex;position:fixed;left:0;right:0;bottom:0;height:calc(var(--tab-h) + var(--safe-b));
  padding-bottom:var(--safe-b);background:var(--panel);border-top:1px solid var(--line);z-index:40;
}
.tabbar-btn{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;color:var(--text-3);font-size:10.5px;position:relative;transition:.15s}
.tabbar-btn .ic{width:23px;height:23px}
.tabbar-btn.active{color:var(--brand)}
.tabbar-btn .badge{position:absolute;top:4px;left:calc(50% + 4px);font-style:normal}

/* ---- 弹层 ---- */
.sheet-mask,.modal-mask{position:fixed;inset:0;background:rgba(0,0,0,.42);z-index:80;animation:fade .18s ease}
.modal-mask{display:flex;align-items:center;justify-content:center;padding:20px}
@keyframes fade{from{opacity:0}to{opacity:1}}
@keyframes up{from{transform:translateY(100%)}to{transform:translateY(0)}}
@keyframes pop{from{transform:scale(.94);opacity:0}to{transform:scale(1);opacity:1}}
.sheet{position:fixed;left:0;right:0;bottom:0;z-index:81;background:var(--panel);border-radius:16px 16px 0 0;padding-bottom:var(--safe-b);animation:up .22s ease;max-height:76dvh;overflow-y:auto}
.sheet-title{padding:15px 18px 8px;font-size:13px;color:var(--text-3);text-align:center}
.sheet-item{display:flex;align-items:center;justify-content:center;gap:9px;padding:15px;font-size:16px;border-top:1px solid var(--line);cursor:pointer}
.sheet-item:active{background:var(--bg)}
.sheet-item.danger{color:var(--danger)}
.sheet-item .ic{width:19px;height:19px}
.sheet-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;padding:14px 10px}
.sheet-grid button{display:flex;flex-direction:column;align-items:center;gap:6px;padding:12px 4px;border-radius:10px;font-size:12px;color:var(--text-2)}
.sheet-grid button:hover{background:var(--bg)}
.sheet-grid .gicon{width:46px;height:46px;border-radius:12px;background:var(--bg);display:flex;align-items:center;justify-content:center;color:var(--text-2)}
.sheet-grid .ic{width:23px;height:23px}
.modal{background:var(--panel);border-radius:14px;width:100%;max-width:400px;max-height:84dvh;overflow-y:auto;box-shadow:var(--shadow-lg);animation:pop .18s ease}
.modal-head{padding:18px 20px 12px;font-size:16.5px;font-weight:600;text-align:center}
.modal-body{padding:0 20px}
.modal-foot{display:flex;gap:10px;padding:16px 20px;justify-content:center}
.modal-foot button{flex:1;height:42px;border-radius:10px;font-weight:500}
.modal-input{width:100%;padding:11px 13px;border-radius:10px;background:var(--bg);font-size:14.5px;margin-bottom:12px}
.modal textarea.modal-input{min-height:76px;resize:vertical}

.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.92);z-index:99;display:flex;align-items:center;justify-content:center;padding:16px}
.lightbox img{max-width:100%;max-height:100%;object-fit:contain}

/* ---- Toast ---- */
.toast-wrap{position:fixed;left:0;right:0;top:calc(18px + var(--safe-t));z-index:120;display:flex;flex-direction:column;align-items:center;gap:8px;pointer-events:none;padding:0 16px}
.toast{background:rgba(30,32,36,.92);color:#fff;padding:10px 18px;border-radius:9px;font-size:14px;box-shadow:var(--shadow-lg);animation:pop .16s ease;max-width:88vw;text-align:center}
.toast.ok{background:rgba(7,193,96,.95)}
.toast.err{background:rgba(250,81,81,.95)}

/* ---- 加载动画 ---- */
.spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite;display:inline-block;vertical-align:-3px}
@keyframes spin{to{transform:rotate(360deg)}}
.loading-line{text-align:center;padding:14px;font-size:12.5px;color:var(--text-3)}

/* ---- 选择成员 ---- */
.pick-row{display:flex;align-items:center;gap:12px;padding:10px 16px;cursor:pointer}
.pick-row:hover{background:var(--bg)}
.pick-row .cb{width:20px;height:20px;border-radius:50%;border:1.5px solid var(--line);display:flex;align-items:center;justify-content:center;flex:0 0 auto;color:#fff}
.pick-row .cb.on{background:var(--brand);border-color:var(--brand)}
.pick-row .cb .ic{width:14px;height:14px}
.picked-bar{display:flex;gap:8px;overflow-x:auto;padding:10px 16px;border-bottom:1px solid var(--line);background:var(--panel)}
.picked-chip{display:flex;flex-direction:column;align-items:center;gap:3px;font-size:11px;color:var(--text-3);flex:0 0 auto}

/* ============================================================
   桌面端布局  >= 820px
   ============================================================ */
@media(min-width:820px){
  .app{flex-direction:row}
  .rail{display:flex}
  .panel{width:var(--panel-w);flex:0 0 var(--panel-w);border-right:1px solid var(--line)}
  .panel-body{padding-bottom:0}
  .tabbar{display:none}
  .content{position:relative;inset:auto;transform:none;z-index:1;display:flex}
  .content-head{padding-top:0}
  .panel-head{padding-top:0}
  .msg-col{max-width:min(70%,620px)}
  .msg-scroll{padding:16px 22px 6px}
  .chat-input{padding:10px 16px 14px}
  .sheet{border-radius:16px;left:50%;bottom:auto;top:50%;transform:translate(-50%,-50%);min-width:300px;animation:pop .18s ease}
  .sheet-grid{grid-template-columns:repeat(4,88px)}
  .auth-stats{display:flex}
}
@media(max-width:819px){
  /* 移动端：内容区作为全屏覆盖层
     层级约定：内容层(60) < 底部导航(70) < 详情/聊天覆盖层(80)
     这样「发现/我」两个标签下底部导航仍可点击，而打开聊天/详情时导航被覆盖 */
  .content{position:fixed;inset:0;z-index:60;transform:translateX(100%);transition:transform .24s cubic-bezier(.3,.8,.4,1);padding-bottom:var(--safe-b)}
  .content.show{transform:translateX(0);z-index:80}
  .tabbar{z-index:70}
  .content-head{padding-top:calc(var(--safe-t))}
  .panel-search{margin-top:calc(8px + var(--safe-t))}
  .panel-head{padding-top:var(--safe-t);height:auto;min-height:var(--head-h)}
  /* 发现 / 我 两个 tab 直接占用整屏，无需覆盖层 */
  .app[data-tab="discover"] .panel,
  .app[data-tab="me"] .panel{display:none}
  .app[data-tab="discover"] .content,
  .app[data-tab="me"] .content{transform:translateX(0)}
  .app[data-tab="me"] .content-body{padding-bottom:calc(var(--tab-h) + var(--safe-b))}
  .app[data-tab="discover"] .content-body{padding-bottom:calc(var(--tab-h) + var(--safe-b))}
  .bubble{font-size:15.5px}
}
@media(max-width:360px){
  .avatar{width:42px;height:42px;font-size:15px}
  .row{padding:10px 12px}
}