/* HOWU Messenger V15 — WhatsApp-inspired chat, notifications and calling UI */
:root{
  --howu-chat-green:#00a884;
  --howu-chat-green-2:#008069;
  --howu-chat-mine:#d9fdd3;
  --howu-chat-bg:#efeae2;
  --howu-chat-surface:#fff;
  --howu-chat-surface-2:#f0f2f5;
  --howu-chat-line:#e7e9ec;
  --howu-chat-text:#111b21;
  --howu-chat-muted:#667781;
  --howu-chat-yellow:#ffd600;
}
html[data-theme="dark"]{
  --howu-chat-green:#00a884;
  --howu-chat-green-2:#00a884;
  --howu-chat-mine:#005c4b;
  --howu-chat-bg:#0b141a;
  --howu-chat-surface:#111b21;
  --howu-chat-surface-2:#202c33;
  --howu-chat-line:#2a3942;
  --howu-chat-text:#e9edef;
  --howu-chat-muted:#8696a0;
}

.howu-route-shell{padding:0!important;border:0!important;background:transparent!important;box-shadow:none!important;overflow:visible!important}
#howu-messenger-route,#howu-notifications-route,#howu-messenger-settings-route{width:100%;min-height:min(780px,calc(100dvh - 115px));}
.howu-messenger-shell{width:100%;height:min(780px,calc(100dvh - 112px));min-height:610px;border:1px solid var(--howu-chat-line);border-radius:18px;overflow:hidden;background:var(--howu-chat-surface);box-shadow:0 16px 50px rgba(17,27,33,.09);color:var(--howu-chat-text);position:relative}
.howu-messenger-desktop-body{display:grid;grid-template-columns:minmax(280px,39%) minmax(0,61%);height:100%}
.howu-messenger-list-pane{min-width:0;background:var(--howu-chat-surface);border-right:1px solid var(--howu-chat-line);display:flex;flex-direction:column;overflow:hidden}
.howu-messenger-chat-pane{min-width:0;background:var(--howu-chat-bg);height:100%;overflow:hidden;position:relative}
.howu-messenger-brandbar{height:64px;padding:0 13px 0 14px;display:flex;align-items:center;justify-content:space-between;background:var(--howu-chat-surface-2);border-bottom:1px solid var(--howu-chat-line)}
.howu-messenger-brand{display:flex;align-items:center;gap:10px;min-width:0}.howu-messenger-brand img{width:38px;height:38px;border-radius:12px;object-fit:cover}.howu-messenger-brand div{display:grid;line-height:1.08}.howu-messenger-brand strong{font-size:16px;letter-spacing:-.02em}.howu-messenger-brand span{font-size:11px;color:var(--howu-chat-muted);margin-top:3px}
.howu-messenger-head-actions,.howu-chat-thread-actions{display:flex;align-items:center;gap:5px}.howu-messenger-head-actions button,.howu-chat-thread-actions button,.howu-chat-back{width:38px;height:38px;border:0;border-radius:999px;color:var(--howu-chat-muted);display:grid;place-items:center;transition:.14s ease}.howu-messenger-head-actions button:hover,.howu-chat-thread-actions button:hover,.howu-chat-back:hover{background:rgba(127,127,127,.1);color:var(--howu-chat-text)}
.howu-messenger-head-actions svg,.howu-chat-thread-actions svg,.howu-chat-back svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.howu-messenger-top-tabs{display:grid;grid-template-columns:repeat(3,1fr);height:48px;border-bottom:1px solid var(--howu-chat-line);background:var(--howu-chat-surface)}
.howu-messenger-tab{position:relative;border:0;background:transparent;color:var(--howu-chat-muted);display:flex;gap:6px;align-items:center;justify-content:center;font-size:12px;font-weight:690}.howu-messenger-tab svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.howu-messenger-tab.is-active{color:var(--howu-chat-green)}.howu-messenger-tab.is-active:after{content:"";position:absolute;left:18%;right:18%;bottom:0;height:3px;border-radius:3px 3px 0 0;background:var(--howu-chat-green)}.howu-messenger-tab b{position:absolute;top:4px;right:14px;min-width:17px;height:17px;padding:0 4px;border-radius:999px;background:var(--howu-chat-green);color:#fff;font-size:9px;display:grid;place-items:center}
.howu-messenger-pane-content{min-height:0;flex:1;overflow:auto;background:var(--howu-chat-surface)}
.howu-messenger-mobile-tabs{display:none}

.howu-chat-avatar{flex:0 0 auto;display:inline-grid;place-items:center;border-radius:50%;overflow:hidden;background:#dfe5e7;color:#52636d;font-weight:750;letter-spacing:-.03em}.howu-chat-avatar img{width:100%;height:100%;object-fit:cover}.howu-chat-avatar.is-xs{width:28px;height:28px;font-size:9px}.howu-chat-avatar.is-sm{width:36px;height:36px;font-size:11px}.howu-chat-avatar.is-md{width:44px;height:44px;font-size:13px}.howu-chat-avatar.is-lg{width:50px;height:50px;font-size:14px}.howu-chat-avatar.is-xl{width:96px;height:96px;font-size:27px}.howu-chat-avatar.is-fallback{background:linear-gradient(145deg,#d9e3e6,#c8d4d8)}

.howu-chat-search{margin:8px 10px;min-height:39px;border-radius:9px;background:var(--howu-chat-surface-2);display:flex;align-items:center;padding:0 8px 0 12px;color:var(--howu-chat-muted)}.howu-chat-search>svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:2;flex:0 0 auto}.howu-chat-search input{flex:1;min-width:0;border:0!important;background:transparent!important;box-shadow:none!important;outline:0!important;color:var(--howu-chat-text)!important;font-size:13px;padding:0 10px!important;height:39px!important}.howu-chat-search button{width:30px;height:30px;border:0;border-radius:50%;display:grid;place-items:center;color:var(--howu-chat-green)}.howu-chat-search button:hover{background:rgba(0,168,132,.1)}.howu-chat-search button svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:2}
.howu-conversation-list{border-top:1px solid var(--howu-chat-line)}.howu-conversation-row{width:100%;border:0;background:var(--howu-chat-surface);padding:10px 11px;display:flex;align-items:center;gap:10px;text-align:left;color:var(--howu-chat-text);position:relative}.howu-conversation-row:hover,.howu-conversation-row.is-active{background:var(--howu-chat-surface-2)}.howu-conversation-row:after{content:"";position:absolute;left:72px;right:0;bottom:0;height:1px;background:var(--howu-chat-line)}
.howu-conversation-copy{min-width:0;flex:1;display:grid;gap:4px}.howu-conversation-line{display:flex;align-items:center;gap:8px;justify-content:space-between;min-width:0}.howu-conversation-line strong{font-size:14px;font-weight:650;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.howu-conversation-line time{font-size:10px;color:var(--howu-chat-muted);white-space:nowrap}.howu-conversation-line.is-preview small{min-width:0;display:flex;align-items:center;gap:4px;font-size:11px;color:var(--howu-chat-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.howu-conversation-line.is-preview small svg{width:12px;height:12px;fill:none;stroke:currentColor;stroke-width:2}.howu-conversation-line.is-preview b{min-width:18px;height:18px;padding:0 5px;border-radius:999px;display:grid;place-items:center;background:var(--howu-chat-green);color:#fff;font-size:9px}
.howu-chat-empty-list{padding:52px 24px;text-align:center;display:grid;justify-items:center;gap:8px;color:var(--howu-chat-muted)}.howu-chat-empty-list>span{width:48px;height:48px;border-radius:50%;background:rgba(0,168,132,.1);color:var(--howu-chat-green);display:grid;place-items:center}.howu-chat-empty-list svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.7}.howu-chat-empty-list strong{color:var(--howu-chat-text);font-size:15px}.howu-chat-empty-list small{font-size:11px;line-height:1.5}.howu-chat-empty-list button{margin-top:8px;border:0;border-radius:999px;padding:9px 16px;background:var(--howu-chat-green);color:#fff;font-size:12px;font-weight:700}

.howu-chat-welcome,.howu-notification-showcase,.howu-call-showcase{height:100%;padding:42px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;color:var(--howu-chat-muted);background:var(--howu-chat-bg)}.howu-chat-welcome:after{content:"";position:absolute;left:0;right:0;bottom:0;height:5px;background:var(--howu-chat-green)}.howu-chat-welcome img,.howu-notification-showcase img{width:86px;height:86px;border-radius:26px;box-shadow:0 14px 30px rgba(0,0,0,.13);margin-bottom:20px}.howu-chat-welcome h2,.howu-notification-showcase h2,.howu-call-showcase h2{color:var(--howu-chat-text);font-size:25px;letter-spacing:-.03em;margin:0 0 8px}.howu-chat-welcome p,.howu-notification-showcase p,.howu-call-showcase p{max-width:380px;font-size:13px;line-height:1.55;margin:0 0 18px}.howu-chat-welcome button,.howu-notification-showcase button,.howu-call-showcase button{border:0;border-radius:999px;background:var(--howu-chat-green);color:#fff;padding:10px 18px;font-size:12px;font-weight:720}.howu-chat-welcome small,.howu-call-showcase small{margin-top:18px;max-width:440px;font-size:10px;line-height:1.5}.howu-call-showcase-icon{width:76px;height:76px;border-radius:50%;display:grid;place-items:center;background:rgba(0,168,132,.12);color:var(--howu-chat-green);margin-bottom:18px}.howu-call-showcase-icon svg{width:34px;height:34px;fill:none;stroke:currentColor;stroke-width:1.7}

.howu-chat-thread{height:100%;display:grid;grid-template-rows:64px minmax(0,1fr) auto auto;background:var(--howu-chat-bg)}.howu-chat-thread-head{height:64px;padding:0 12px;display:flex;align-items:center;gap:9px;background:var(--howu-chat-surface-2);border-bottom:1px solid var(--howu-chat-line);z-index:2}.howu-chat-back{display:none;flex:0 0 auto}.howu-chat-thread-name{border:0;background:transparent;text-align:left;display:grid;min-width:0;flex:1;color:var(--howu-chat-text);padding:4px 0}.howu-chat-thread-name strong{font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.howu-chat-thread-name small{font-size:10px;color:var(--howu-chat-muted);margin-top:2px}
.howu-chat-message-stage{min-height:0;overflow-y:auto;padding:12px 6.5% 16px;background-color:var(--howu-chat-bg);background-image:radial-gradient(circle at 15px 15px,rgba(102,119,129,.06) 1px,transparent 1.5px),radial-gradient(circle at 47px 36px,rgba(102,119,129,.045) 1px,transparent 1.5px);background-size:58px 58px}.howu-chat-encryption-note{width:max-content;max-width:88%;margin:4px auto 14px;padding:7px 9px;border-radius:7px;background:#fff5c4;color:#54656f;font-size:9px;text-align:center;box-shadow:0 1px .5px rgba(11,20,26,.13)}html[data-theme="dark"] .howu-chat-encryption-note{background:#182229;color:#8696a0}.howu-chat-message-list{display:flex;flex-direction:column;gap:3px}.howu-chat-first-message{margin:auto;padding:42px 12px;text-align:center;display:grid;gap:4px;color:var(--howu-chat-muted)}.howu-chat-first-message strong{color:var(--howu-chat-text)}
.howu-message-row{display:flex;align-items:flex-end;gap:6px}.howu-message-row.is-mine{justify-content:flex-end}.howu-message-row.is-theirs{justify-content:flex-start}.howu-message-bubble{position:relative;max-width:min(78%,460px);border-radius:8px;padding:7px 8px 5px;background:var(--howu-chat-surface);box-shadow:0 1px .5px rgba(11,20,26,.14);font-size:12.5px;line-height:1.36}.howu-message-row.is-mine .howu-message-bubble{background:var(--howu-chat-mine)}.howu-message-bubble p{margin:0;white-space:normal;overflow-wrap:anywhere}.howu-message-bubble footer{height:14px;margin:-1px 0 0 10px;display:flex;align-items:flex-end;justify-content:flex-end;gap:3px;float:right}.howu-message-bubble footer time{font-size:8.5px;color:var(--howu-chat-muted);white-space:nowrap}.howu-message-ticks{display:inline-flex;color:var(--howu-chat-muted)}.howu-message-ticks.is-read{color:#53bdeb}.howu-message-ticks svg{width:14px;height:11px;fill:none;stroke:currentColor;stroke-width:2.1;stroke-linecap:round;stroke-linejoin:round}.howu-message-sender{display:block;color:#d05f00;font-size:10px;margin-bottom:3px}.howu-message-reply-chip{border-left:3px solid var(--howu-chat-green);background:rgba(127,127,127,.08);border-radius:4px;padding:4px 6px;margin-bottom:5px;font-size:9px;color:var(--howu-chat-muted)}.howu-message-bubble.is-deleted{font-size:11px;color:var(--howu-chat-muted)}
.howu-message-hover-actions{position:absolute;right:4px;top:-23px;display:none;gap:2px;padding:2px;border-radius:7px;background:var(--howu-chat-surface);box-shadow:0 4px 14px rgba(0,0,0,.12)}.howu-message-bubble:hover .howu-message-hover-actions{display:flex}.howu-message-hover-actions button{width:24px;height:22px;border:0;border-radius:5px;color:var(--howu-chat-muted);display:grid;place-items:center;font-size:11px}.howu-message-hover-actions button:hover{background:var(--howu-chat-surface-2)}.howu-message-hover-actions svg{width:12px;height:12px;fill:none;stroke:currentColor;stroke-width:2}
.howu-message-media.is-image{display:block;border:0;background:#d9dedf;border-radius:6px;overflow:hidden;min-width:180px;min-height:120px;padding:0}.howu-message-media.is-image img,.howu-message-media.is-video video{width:100%;max-height:320px;object-fit:cover;border-radius:6px}.howu-message-media.is-video{min-width:220px}.howu-media-loading{display:grid;place-items:center;min-height:120px;color:#617078;font-size:10px}.howu-message-audio{min-width:210px;display:flex;align-items:center;gap:9px}.howu-message-audio>span{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--howu-chat-green);color:#fff}.howu-message-audio svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:2}.howu-message-audio div{display:grid}.howu-message-audio strong{font-size:11px}.howu-message-audio small{font-size:9px;color:var(--howu-chat-muted)}.howu-message-audio audio{width:230px;max-width:60vw;height:34px}.howu-message-file{display:flex;align-items:center;gap:8px;min-width:190px;color:inherit}.howu-message-file>span{font-size:22px}.howu-message-file div{display:grid}.howu-message-file strong{font-size:11px;max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.howu-message-file small{font-size:9px;color:var(--howu-chat-muted)}
.howu-chat-reply-preview{min-height:48px;padding:6px 54px;border-top:1px solid var(--howu-chat-line);background:var(--howu-chat-surface-2);display:flex;align-items:center;gap:10px}.howu-chat-reply-preview[hidden]{display:none}.howu-chat-reply-preview>span{flex:1;min-width:0;border-left:3px solid var(--howu-chat-green);padding-left:8px;display:grid}.howu-chat-reply-preview strong{font-size:10px}.howu-chat-reply-preview small{font-size:9px;color:var(--howu-chat-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.howu-chat-reply-preview button{width:28px;height:28px;border:0;color:var(--howu-chat-muted)}.howu-chat-reply-preview svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2}
.howu-chat-composer{min-height:58px;padding:7px 9px;background:var(--howu-chat-surface-2);display:flex;align-items:flex-end;gap:6px}.howu-chat-composer>button{width:36px;height:40px;flex:0 0 auto;border:0;border-radius:999px;color:var(--howu-chat-muted);display:grid;place-items:center}.howu-chat-composer>button:hover{background:rgba(127,127,127,.1)}.howu-chat-composer>button.is-recording{color:#fff;background:#ef3340;animation:howuPulse 1.1s ease infinite}.howu-chat-composer svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}.howu-chat-composer textarea{flex:1;min-width:0;min-height:40px;max-height:120px!important;resize:none!important;border:0!important;border-radius:9px!important;background:var(--howu-chat-surface)!important;color:var(--howu-chat-text)!important;box-shadow:none!important;outline:none!important;padding:10px 12px!important;font-size:13px!important;line-height:20px!important}.howu-chat-composer .howu-chat-send{background:var(--howu-chat-green)!important;color:#fff!important}.howu-chat-composer .howu-chat-send:hover{background:var(--howu-chat-green-2)!important}
@keyframes howuPulse{50%{transform:scale(.92);opacity:.78}}

.howu-updates-header,.howu-calls-header{padding:17px 15px 12px;display:flex;align-items:flex-end;justify-content:space-between;border-bottom:1px solid var(--howu-chat-line)}.howu-updates-header div,.howu-calls-header{color:var(--howu-chat-text)}.howu-updates-header strong,.howu-calls-header strong{display:block;font-size:17px}.howu-updates-header span,.howu-calls-header span{font-size:10px;color:var(--howu-chat-muted)}.howu-updates-header button{border:0;color:var(--howu-chat-green);font-size:10px;font-weight:700}
.howu-notification-row{width:100%;padding:12px 13px;border:0;border-bottom:1px solid var(--howu-chat-line);background:var(--howu-chat-surface);display:flex;align-items:flex-start;gap:10px;text-align:left;color:var(--howu-chat-text);position:relative}.howu-notification-row:hover{background:var(--howu-chat-surface-2)}.howu-notification-row.is-unread:before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--howu-chat-green)}.howu-notification-row>span:last-child{min-width:0;flex:1;display:grid;gap:3px}.howu-notification-title{display:flex;gap:8px;align-items:center;justify-content:space-between}.howu-notification-title strong{font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.howu-notification-title time{font-size:9px;color:var(--howu-chat-muted)}.howu-notification-row small{font-size:10px;line-height:1.35;color:var(--howu-chat-muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.howu-notification-row em{font-size:8.5px;color:#9b7500;font-style:normal;font-weight:700}.howu-notification-showcase{background:var(--howu-chat-surface);align-items:flex-start;text-align:left}.howu-notification-showcase img{width:74px;height:74px;border-radius:22px}.howu-notification-showcase p{max-width:440px}

.howu-call-history>button{width:100%;min-height:64px;padding:8px 12px;border:0;border-bottom:1px solid var(--howu-chat-line);background:var(--howu-chat-surface);display:flex;align-items:center;gap:10px;text-align:left;color:var(--howu-chat-text)}.howu-call-history>button:hover{background:var(--howu-chat-surface-2)}.howu-call-history>button>span{min-width:0;flex:1;display:grid}.howu-call-history strong{font-size:12px}.howu-call-history small{font-size:9.5px;color:var(--howu-chat-muted);margin-top:3px}.howu-call-history i{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;color:var(--howu-chat-green)}.howu-call-history i svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.9}

.howu-settings-profile{padding:14px;display:flex;align-items:center;gap:11px;border-bottom:1px solid var(--howu-chat-line)}.howu-settings-profile>span{display:grid}.howu-settings-profile strong{font-size:13px}.howu-settings-profile small{font-size:10px;color:var(--howu-chat-muted)}.howu-messenger-settings-list>button{width:100%;min-height:64px;padding:10px 14px;border:0;border-bottom:1px solid var(--howu-chat-line);background:var(--howu-chat-surface);color:var(--howu-chat-text);display:flex;align-items:center;gap:13px;text-align:left}.howu-messenger-settings-list>button:hover{background:var(--howu-chat-surface-2)}.howu-messenger-settings-list>button>svg{width:21px;height:21px;fill:none;stroke:var(--howu-chat-muted);stroke-width:1.7}.howu-messenger-settings-list>button>span{display:grid}.howu-messenger-settings-list strong{font-size:12px}.howu-messenger-settings-list small{font-size:9px;color:var(--howu-chat-muted);margin-top:2px}
.howu-settings-detail{height:100%;padding:28px 26px;background:var(--howu-chat-surface);overflow:auto}.howu-settings-detail header{padding-bottom:18px;border-bottom:1px solid var(--howu-chat-line)}.howu-settings-detail h2{font-size:21px;margin:0;color:var(--howu-chat-text)}.howu-settings-detail header p{font-size:11px;color:var(--howu-chat-muted);margin:3px 0 0}.howu-settings-toggle-row,.howu-settings-static-row{width:100%;min-height:68px;border:0;border-bottom:1px solid var(--howu-chat-line);background:transparent;color:var(--howu-chat-text);display:flex;align-items:center;gap:12px;text-align:left;padding:10px 2px}.howu-settings-toggle-row>span,.howu-settings-static-row>span{flex:1;display:grid}.howu-settings-toggle-row strong,.howu-settings-static-row strong{font-size:12px}.howu-settings-toggle-row small,.howu-settings-static-row small{font-size:9.5px;color:var(--howu-chat-muted);line-height:1.4;margin-top:2px}.howu-settings-static-row>svg{width:21px;height:21px;fill:none;stroke:var(--howu-chat-muted);stroke-width:1.7}.howu-settings-static-row>b{font-size:9px;color:var(--howu-chat-green)}.howu-toggle{width:39px;height:22px;border-radius:999px;background:#bcc5ca;padding:2px;display:flex;transition:.18s ease}.howu-toggle b{width:18px;height:18px;border-radius:50%;background:#fff;box-shadow:0 1px 2px rgba(0,0,0,.22);transition:.18s ease}.howu-toggle.is-on{background:var(--howu-chat-green)}.howu-toggle.is-on b{transform:translateX(17px)}.howu-permission-button{margin-top:20px;border:0;border-radius:999px;background:var(--howu-chat-green);color:#fff;padding:10px 16px;font-size:10px;font-weight:700}.howu-settings-note{font-size:9.5px;color:var(--howu-chat-muted);line-height:1.5;margin-top:18px;padding:11px;border-radius:9px;background:var(--howu-chat-surface-2)}

.howu-chat-modal-backdrop{position:fixed;z-index:2147481000;inset:0;background:rgba(11,20,26,.55);display:grid;place-items:center;padding:18px}.howu-chat-modal{width:min(430px,100%);max-height:min(720px,92dvh);overflow:auto;border-radius:16px;background:var(--howu-chat-surface);color:var(--howu-chat-text);box-shadow:0 28px 80px rgba(0,0,0,.27)}.howu-chat-modal>header{min-height:66px;padding:11px 14px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--howu-chat-line);background:var(--howu-chat-surface-2);position:sticky;top:0;z-index:2}.howu-chat-modal>header>div{display:grid}.howu-chat-modal>header strong{font-size:15px}.howu-chat-modal>header span{font-size:9px;color:var(--howu-chat-muted)}.howu-chat-modal>header>button{width:34px;height:34px;border:0;border-radius:50%;display:grid;place-items:center;color:var(--howu-chat-muted)}.howu-chat-modal>header svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2}.howu-new-group-row{width:100%;padding:12px 14px;border:0;border-bottom:1px solid var(--howu-chat-line);display:flex;align-items:center;gap:10px;background:var(--howu-chat-surface);color:var(--howu-chat-text);text-align:left}.howu-new-group-row>svg{width:42px;height:42px;padding:10px;border-radius:50%;background:var(--howu-chat-green);color:#fff;fill:none;stroke:currentColor;stroke-width:1.8}.howu-new-group-row>span{display:grid}.howu-new-group-row strong{font-size:12px}.howu-new-group-row small{font-size:9px;color:var(--howu-chat-muted)}.howu-new-chat-search{margin:9px 12px;border-radius:9px;background:var(--howu-chat-surface-2);display:flex;align-items:center;padding:0 10px}.howu-new-chat-search svg{width:17px;height:17px;fill:none;stroke:var(--howu-chat-muted);stroke-width:2}.howu-new-chat-search input{height:40px!important;flex:1;border:0!important;background:transparent!important;box-shadow:none!important;color:var(--howu-chat-text)!important;padding:0 10px!important;font-size:11px}.howu-friend-picker-list>button,.howu-friend-picker-list>label{width:100%;min-height:60px;padding:8px 13px;border:0;border-bottom:1px solid var(--howu-chat-line);background:var(--howu-chat-surface);display:flex;align-items:center;gap:10px;text-align:left;color:var(--howu-chat-text)}.howu-friend-picker-list>button:hover,.howu-friend-picker-list>label:hover{background:var(--howu-chat-surface-2)}.howu-friend-picker-list>button>span,.howu-friend-picker-list>label>span{display:grid}.howu-friend-picker-list strong{font-size:12px}.howu-friend-picker-list small{font-size:9px;color:var(--howu-chat-muted)}.howu-friend-picker-list.is-checklist input{position:absolute;opacity:0}.howu-friend-picker-list.is-checklist label i{margin-left:auto;width:20px;height:20px;border:1px solid #aeb8bd;border-radius:50%;display:grid;place-items:center;color:transparent;font-size:10px}.howu-friend-picker-list.is-checklist label:has(input:checked) i{background:var(--howu-chat-green);border-color:var(--howu-chat-green);color:#fff}.howu-group-name{display:grid;gap:5px;padding:14px}.howu-group-name span{font-size:9px;color:var(--howu-chat-muted)}.howu-group-name input{height:43px!important;border:0!important;border-bottom:2px solid var(--howu-chat-green)!important;border-radius:0!important;background:transparent!important;box-shadow:none!important;color:var(--howu-chat-text)!important;font-size:13px!important}.howu-group-modal>footer{padding:12px 14px;display:flex;justify-content:flex-end;gap:7px;position:sticky;bottom:0;background:var(--howu-chat-surface);border-top:1px solid var(--howu-chat-line)}.howu-group-modal>footer button{border:0;border-radius:999px;padding:9px 15px;font-size:10px}.howu-group-modal>footer .is-primary{background:var(--howu-chat-green);color:#fff;font-weight:700}
.howu-chat-info-hero{text-align:center;padding:22px 14px;border-bottom:1px solid var(--howu-chat-line);display:grid;justify-items:center}.howu-chat-info-hero h3{font-size:18px;margin:10px 0 1px}.howu-chat-info-hero p{font-size:9px;color:var(--howu-chat-muted);margin:0}.howu-chat-info-actions>button{width:100%;padding:12px 14px;border:0;border-bottom:1px solid var(--howu-chat-line);display:flex;align-items:center;gap:12px;background:transparent;color:var(--howu-chat-text);text-align:left}.howu-chat-info-actions>button svg{width:20px;height:20px;fill:none;stroke:var(--howu-chat-green);stroke-width:1.8}.howu-chat-info-actions>button span{display:grid}.howu-chat-info-actions strong{font-size:11px}.howu-chat-info-actions small{font-size:9px;color:var(--howu-chat-muted)}.howu-chat-info-members{padding:10px 14px}.howu-chat-info-members h4{font-size:10px;color:var(--howu-chat-green);margin:0 0 8px}.howu-chat-info-members>div{display:flex;align-items:center;gap:9px;padding:7px 0}.howu-chat-info-members>div>span{display:grid}.howu-chat-info-members strong{font-size:10px}.howu-chat-info-members small{font-size:8.5px;color:var(--howu-chat-muted)}.howu-leave-group{width:100%;border:0;border-top:1px solid var(--howu-chat-line);padding:13px;background:transparent;color:#e5484d;font-size:11px;font-weight:700}.howu-update-detail-brand{display:grid;justify-items:center;padding:20px 10px 10px}.howu-update-detail-brand img{width:70px;height:70px;border-radius:20px}.howu-update-detail-brand strong{font-size:13px;margin-top:8px}.howu-update-detail-brand span{font-size:9px;color:#9b7500}.howu-update-detail>p{padding:8px 18px 24px;font-size:11px;line-height:1.6;color:var(--howu-chat-muted)}

.howu-notification-toast{position:fixed;z-index:2147482000;right:18px;top:18px;width:min(370px,calc(100vw - 30px));border:1px solid var(--howu-chat-line);border-radius:14px;background:rgba(255,255,255,.98);box-shadow:0 16px 45px rgba(0,0,0,.18);padding:10px 12px;display:flex;align-items:center;gap:10px;text-align:left;color:#111b21;transform:translateY(-18px);opacity:0;transition:.2s ease}.howu-notification-toast.is-visible{transform:translateY(0);opacity:1}.howu-notification-toast>span:last-child{min-width:0;display:grid}.howu-notification-toast strong{font-size:12px}.howu-notification-toast small{font-size:10px;color:#667781;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px}html[data-theme="dark"] .howu-notification-toast{background:#202c33;color:#e9edef}.howu-messenger-toast{position:fixed;z-index:2147482500;left:50%;bottom:86px;transform:translate(-50%,14px);opacity:0;background:#202c33;color:#fff;border-radius:999px;padding:10px 15px;font-size:10px;box-shadow:0 10px 30px rgba(0,0,0,.18);transition:.18s ease;max-width:min(88vw,480px);text-align:center}.howu-messenger-toast.is-visible{opacity:1;transform:translate(-50%,0)}.howu-messenger-toast.is-error{background:#b4232c}.howu-messenger-toast.is-success{background:#08785f}
.howu-global-nav-badge{position:absolute!important;right:5px;top:5px;min-width:17px;height:17px;padding:0 4px;border-radius:999px;background:#ef3340;color:#fff;font-size:8px;font-weight:800;display:grid;place-items:center;line-height:1;box-shadow:0 0 0 2px var(--pc-bg,#fff)}.pc-sidebar-nav .pc-nav-item,.pc-bottom-nav>button{position:relative}

.howu-chat-loading,.howu-chat-setup{min-height:520px;border:1px solid var(--howu-chat-line);border-radius:18px;background:var(--howu-chat-surface);display:grid;place-items:center;align-content:center;gap:8px;text-align:center;padding:28px;color:var(--howu-chat-muted)}.howu-chat-loading strong,.howu-chat-setup h2{color:var(--howu-chat-text)}.howu-chat-setup img{width:78px;height:78px;border-radius:22px;margin-bottom:6px}.howu-chat-setup p{font-size:11px;margin:0}.howu-chat-setup code{font-size:10px;padding:7px 9px;border-radius:7px;background:var(--howu-chat-surface-2);color:var(--howu-chat-green)}.howu-chat-setup small{max-width:440px;font-size:9px;line-height:1.45}

/* Call UI */
.howu-call-incoming{position:fixed;z-index:2147482800;inset:0;background:#0b141af2;display:grid;place-items:center;padding:20px;color:#fff}.howu-call-incoming-card{text-align:center;display:grid;justify-items:center}.howu-call-incoming-card>span{font-size:11px;color:#aebac1;margin-top:18px}.howu-call-incoming-card h2{font-size:26px;margin:5px 0 40px}.howu-call-incoming-card>div{display:flex;gap:56px}.howu-call-incoming-card button{width:72px;border:0;background:transparent;color:#fff;display:grid;justify-items:center;gap:7px;font-size:10px}.howu-call-incoming-card button>svg{width:56px;height:56px;padding:16px;border-radius:50%;fill:none;stroke:#fff;stroke-width:2}.howu-call-incoming-card .is-decline svg{background:#ea3b45;transform:rotate(135deg)}.howu-call-incoming-card .is-accept svg{background:#2fbd66}
.howu-call-overlay{position:fixed;z-index:2147482900;inset:0;background:#050809;color:#fff;display:grid;grid-template-rows:64px minmax(0,1fr) 92px}.howu-call-overlay>header{padding:0 18px;display:flex;align-items:center;justify-content:space-between;background:#0c1215}.howu-call-overlay>header>div{display:flex;align-items:center;gap:9px}.howu-call-overlay>header>div>span{display:grid}.howu-call-overlay>header strong{font-size:13px}.howu-call-overlay>header small,.howu-call-overlay>header>span{font-size:9px;color:#9ba9b1}.howu-call-overlay>main{min-height:0;padding:14px;display:grid;place-items:center;overflow:auto}.howu-call-grid{width:min(980px,100%);display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:10px}.howu-call-tile{position:relative;min-height:260px;border-radius:16px;background:#171e22;overflow:hidden;display:grid;place-items:center}.howu-call-tile video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.howu-call-avatar-fallback{display:grid;place-items:center}.howu-call-tile strong{position:absolute;left:12px;bottom:10px;border-radius:999px;padding:5px 9px;background:#0008;font-size:10px}.howu-call-overlay>footer{display:flex;align-items:center;justify-content:center;gap:14px;background:#0c1215}.howu-call-overlay>footer button{width:54px;height:54px;border:0;border-radius:50%;background:#26343b;color:#fff;display:grid;place-items:center}.howu-call-overlay>footer button:hover{background:#34464f}.howu-call-overlay>footer button.is-off{background:#5a2930}.howu-call-overlay>footer button.is-hangup{background:#e53943;transform:rotate(135deg)}.howu-call-overlay>footer svg{width:23px;height:23px;fill:none;stroke:currentColor;stroke-width:2}

.howu-nav-glyph{display:inline-grid;width:24px;height:24px;position:relative}.howu-nav-glyph:before,.howu-nav-glyph:after{content:"";position:absolute}.howu-nav-glyph.is-message:before{left:2px;top:3px;width:18px;height:14px;border:1.9px solid currentColor;border-radius:7px}.howu-nav-glyph.is-message:after{left:5px;bottom:3px;width:5px;height:5px;border-left:1.9px solid currentColor;transform:skew(-28deg)}.howu-nav-glyph.is-bell:before{left:5px;top:3px;width:14px;height:15px;border:1.9px solid currentColor;border-radius:8px 8px 5px 5px}.howu-nav-glyph.is-bell:after{left:10px;bottom:1px;width:5px;height:2px;border-radius:4px;background:currentColor}
.howu-friend-actions{display:flex;gap:7px}.howu-friend-actions .pc-primary-button,.howu-friend-actions .pc-secondary-button{min-height:36px!important;padding:0 12px!important;font-size:11px!important}

@media(max-width:767px){
  #howu-messenger-route,#howu-notifications-route,#howu-messenger-settings-route{min-height:calc(100dvh - 126px)}
  .howu-route-shell{margin:0!important;border-radius:0!important}
  .howu-messenger-shell{height:calc(100dvh - 126px);min-height:0;border:0;border-radius:0;box-shadow:none}
  .howu-messenger-desktop-body{display:block;height:calc(100% - 54px)}
  .howu-messenger-list-pane{height:100%;border-right:0}
  .howu-messenger-chat-pane{position:absolute;inset:0 0 54px;z-index:3;display:none}
  .howu-messenger-shell[data-tab="chats"] .howu-messenger-chat-pane:has(.howu-chat-thread.is-open){display:block}
  .howu-messenger-shell[data-tab="settings"] .howu-messenger-chat-pane,.howu-messenger-shell[data-tab="calls"] .howu-messenger-chat-pane,.howu-messenger-shell[data-tab="updates"] .howu-messenger-chat-pane{display:none}
  .howu-messenger-top-tabs{display:none}
  .howu-messenger-mobile-tabs{position:absolute;z-index:5;left:0;right:0;bottom:0;height:54px;border-top:1px solid var(--howu-chat-line);background:var(--howu-chat-surface);display:grid;grid-template-columns:repeat(4,1fr)}
  .howu-messenger-mobile-tabs .howu-messenger-tab{display:grid;place-items:center;align-content:center;gap:1px;font-size:8px}.howu-messenger-mobile-tabs .howu-messenger-tab svg{width:20px;height:20px}.howu-messenger-mobile-tabs .howu-messenger-tab.is-active:after{left:24%;right:24%;top:0;bottom:auto;border-radius:0 0 3px 3px}.howu-messenger-mobile-tabs .howu-messenger-tab b{top:3px;right:23%;font-size:7px;min-width:15px;height:15px}
  .howu-chat-back{display:grid}.howu-chat-thread-head{padding-left:4px}.howu-chat-thread-actions{gap:0}.howu-chat-thread-actions button{width:36px}
  .howu-chat-message-stage{padding-inline:9px}.howu-message-bubble{max-width:84%}.howu-message-hover-actions{display:none!important}.howu-message-audio audio{width:190px}.howu-chat-welcome{display:none}
  .howu-settings-detail{padding:22px 16px}
  .howu-notification-toast{top:calc(env(safe-area-inset-top) + 10px);right:10px;width:calc(100vw - 20px)}
  .howu-chat-modal-backdrop{align-items:end;padding:0}.howu-chat-modal{width:100%;max-height:88dvh;border-radius:18px 18px 0 0}
  .howu-call-overlay{grid-template-rows:58px minmax(0,1fr) calc(82px + env(safe-area-inset-bottom))}.howu-call-overlay>footer{padding-bottom:env(safe-area-inset-bottom)}.howu-call-grid{grid-template-columns:1fr}.howu-call-tile{min-height:240px}
  .pc-bottom-nav{grid-template-columns:repeat(6,1fr)!important}.pc-bottom-nav>button{height:48px!important}.pc-bottom-nav svg{width:21px!important;height:21px!important}.pc-bottom-nav .howu-nav-glyph{width:21px;height:21px}
  .howu-global-nav-badge{right:calc(50% - 20px)!important;top:2px!important}
}

@media(max-width:390px){.howu-chat-thread-actions button{width:33px}.howu-chat-thread-actions button svg{width:19px}.howu-chat-thread-name strong{font-size:12px}.howu-chat-avatar.is-md{width:39px;height:39px}.howu-message-audio audio{width:160px}.howu-messenger-brandbar{padding-inline:10px}.howu-messenger-brand span{display:none}}

/* V15 settings detail + touch polish */
.howu-settings-back{display:none;border:0;background:transparent;color:var(--howu-chat-green);align-items:center;gap:5px;padding:0 0 14px;font-size:12px;font-weight:700}.howu-settings-back svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:2}.howu-chat-info-actions>button[data-add-people]>svg{padding:1px}
@media(max-width:767px){
  .howu-messenger-shell[data-tab="settings"].is-settings-detail .howu-messenger-chat-pane{display:block}
  .howu-messenger-shell[data-tab="settings"].is-settings-detail .howu-messenger-list-pane{visibility:hidden;pointer-events:none}
  .howu-messenger-shell[data-tab="settings"].is-settings-detail .howu-settings-back{display:flex}
  .howu-messenger-shell[data-tab="settings"] .howu-settings-detail{min-height:100%;background:var(--howu-chat-surface);overflow:auto;padding-bottom:calc(72px + env(safe-area-inset-bottom))}
}
.howu-messenger-brand{border:0;background:transparent;color:inherit;text-align:left;padding:0;cursor:pointer}
@media(max-width:767px){
  html.howu-messenger-active .pc-mobile-header,html.howu-messenger-active .pc-bottom-nav{display:none!important}
  html.howu-messenger-active .pc-layout{padding:0!important;margin:0!important}
  html.howu-messenger-active .pc-main,html.howu-messenger-active .pc-main--wide{width:100%!important;max-width:none!important;margin:0!important}
  html.howu-messenger-active #howu-messenger-route,html.howu-messenger-active #howu-notifications-route{min-height:100dvh!important;height:100dvh!important}
  html.howu-messenger-active .howu-route-shell{min-height:100dvh!important;margin:0!important;padding:0!important}
  html.howu-messenger-active .howu-messenger-shell{height:100dvh!important;min-height:100dvh!important}
}
@media(max-width:767px){
  .howu-message-bubble.show-actions .howu-message-hover-actions{display:flex!important;opacity:1!important;pointer-events:auto!important}
  .howu-message-bubble.show-actions{box-shadow:0 0 0 2px color-mix(in srgb,var(--howu-chat-green) 26%,transparent)}
}