*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg-primary:#313338;--bg-secondary:#2b2d31;--bg-tertiary:#1e1f22;
  --bg-elevated:#383a40;--bg-hover:rgba(255,255,255,.06);--bg-active:rgba(255,255,255,.12);
  --bg-input:#1e1f22;--text-primary:#f2f3f5;--text-secondary:#b5bac1;--text-muted:#80848e;
  --text-link:#00a8fc;--accent:#5865f2;--accent-hover:#4752c4;--success:#23a55a;
  --danger:#f23f43;--warning:#f0b232;--border:rgba(255,255,255,.08);
  --speaking:#23a55a;--sidebar-w:240px;--members-w:240px;--header-h:48px;
  --font:'Segoe UI',system-ui,-apple-system,sans-serif;--mono:Consolas,monospace;
  --r:4px;--rl:8px;--rxl:16px;--t:.15s ease
}
html,body{height:100%;font-family:var(--font);background:var(--bg-primary);color:var(--text-primary);font-size:16px;line-height:1.375;overflow:hidden}
body{user-select:none;-webkit-user-select:none}
.msg-text,.msg-uname,.sys-msg,.welcome,.code-disp,.invite-url,#vd-logs,input,textarea,select,.file-card-name,.ch-topic{user-select:text;-webkit-user-select:text}
::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#1a1b1e;border-radius:4px}
#app{display:flex;height:100vh}
/* Sidebar */
#sidebar{width:var(--sidebar-w);background:var(--bg-secondary);display:flex;flex-direction:column;flex-shrink:0}
#room-header{height:var(--header-h);padding:0 16px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border);cursor:pointer;font-weight:700;font-size:15px;flex-shrink:0}
#room-header:hover{background:var(--bg-hover)}
#channels-list{flex:1;overflow-y:auto;padding:8px 0}
.ch-cat{padding:16px 8px 4px 8px;font-size:11px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--text-muted);display:flex;align-items:center;justify-content:space-between;cursor:pointer}
.ch-cat:hover{color:var(--text-secondary)}
.ch-item{display:flex;align-items:center;gap:8px;padding:5px 8px 5px 14px;margin:1px 8px;border-radius:var(--r);cursor:pointer;color:#949ba4;font-size:15px;font-weight:500;transition:background var(--t),color var(--t);position:relative}
.ch-item:hover{background:var(--bg-hover);color:#dbdee1}
.ch-item.active{background:var(--bg-active);color:#f2f3f5}
.ch-icon{font-size:17px;opacity:.75;flex-shrink:0;width:18px;text-align:center}
.ch-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.unread-badge{background:var(--danger);color:#fff;font-size:11px;font-weight:700;padding:0 5px;border-radius:8px;min-width:16px;text-align:center}
/* Voice participants in sidebar */
.vp-list{padding:2px 8px 4px 36px}
.vp-item{display:flex;align-items:center;gap:6px;padding:2px 6px;border-radius:var(--r);font-size:13px;color:var(--text-secondary);margin-bottom:2px;transition:background var(--t)}
.vp-item:hover{background:var(--bg-hover)}
.vp-av{width:20px;height:20px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:9px;font-weight:700;border:2px solid transparent;transition:border-color .15s;flex-shrink:0}
.vp-item.speaking .vp-av{border-color:var(--speaking)}
.vp-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.vp-icons{display:flex;gap:2px;font-size:11px}
/* User card */
#user-card{padding:8px;background:var(--bg-tertiary);display:flex;align-items:center;gap:8px;flex-shrink:0}
.uc-av{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;flex-shrink:0;position:relative}
.uc-dot{position:absolute;bottom:-1px;right:-1px;width:10px;height:10px;border-radius:50%;background:var(--success);border:2px solid var(--bg-tertiary)}
.uc-info{flex:1;min-width:0}
.uc-name{font-size:13px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.uc-sub{font-size:11px;color:var(--text-muted)}
.uc-btns{display:flex;gap:2px}
/* Main */
#main{flex:1;display:flex;flex-direction:column;min-width:0}
#ch-header{height:var(--header-h);padding:0 16px;display:flex;align-items:center;gap:8px;border-bottom:1px solid var(--border);flex-shrink:0}
#ch-header .ch-hicon{font-size:22px;color:var(--text-muted)}
#ch-header .ch-hname{font-weight:700;font-size:15px}
#ch-header .ch-sep{color:var(--border);margin:0 4px;font-size:18px}
#ch-header .ch-topic{font-size:13px;color:var(--text-muted);flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
#ch-header .ch-acts{display:flex;gap:4px;margin-left:auto}
.e2e-badge{font-size:11px;color:var(--success);background:rgba(35,165,90,.12);padding:2px 8px;border-radius:10px;font-weight:600;letter-spacing:.03em;flex-shrink:0;display:none}
.e2e-badge.on{display:inline-block}
/* Messages */
#msgs-area{flex:1;overflow-y:auto;padding:8px 0;position:relative}
#msgs-list{display:flex;flex-direction:column}
.msg-grp{padding:2px 16px;display:flex;gap:16px;position:relative}
.msg-grp:hover{background:var(--bg-hover)}
.msg-grp:hover .msg-acts{opacity:1}
.msg-av-col{width:40px;flex-shrink:0;padding-top:2px}
.msg-av{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:700;cursor:pointer;flex-shrink:0}
.msg-body-col{flex:1;min-width:0}
.msg-head{display:flex;align-items:baseline;gap:8px;margin-bottom:2px}
.msg-uname{font-weight:600;font-size:15px;cursor:pointer}
.msg-uname:hover{text-decoration:underline}
.msg-ts{font-size:11px;color:var(--text-muted)}
.msg-text{font-size:15px;line-height:1.375;word-break:break-word;white-space:pre-wrap}
.msg-grp.consec .msg-av{display:none}
.msg-grp.consec .ts-hover{font-size:10px;color:var(--text-muted);padding-top:3px;display:none;white-space:nowrap}
.msg-grp.consec:hover .ts-hover{display:block}
.msg-grp:not(.consec) .ts-hover{display:none}
/* Reply preview */
.reply-prev{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--text-muted);margin-bottom:4px;cursor:pointer;padding:3px 8px;border-left:2px solid #4e5058;border-radius:0 var(--r) var(--r) 0;background:var(--bg-hover)}
.reply-prev:hover{color:var(--text-secondary);background:var(--bg-active)}
.reply-av{width:16px;height:16px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:8px;font-weight:700;flex-shrink:0}
.reply-uname{font-weight:600;flex-shrink:0}
.reply-txt{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;opacity:.9}
/* Reactions */
.reactions{display:flex;flex-wrap:wrap;gap:3px;margin-top:4px}
.rx-chip{display:flex;align-items:center;gap:3px;padding:2px 6px;border-radius:8px;background:var(--bg-elevated);border:1px solid transparent;cursor:pointer;font-size:13px;transition:background var(--t),border-color var(--t)}
.rx-chip:hover{border-color:var(--accent);background:var(--bg-active)}
.rx-chip.me{background:rgba(88,101,242,.15);border-color:var(--accent)}
.rx-count{color:var(--text-secondary);font-size:12px;font-weight:600}
/* Message actions */
.msg-acts{position:absolute;right:16px;top:-14px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--r);display:flex;gap:1px;padding:3px;opacity:0;transition:opacity var(--t);box-shadow:0 4px 16px rgba(0,0,0,.3);z-index:10}
.ma-btn{width:28px;height:28px;border-radius:var(--r);border:none;background:none;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:16px;transition:background var(--t),color var(--t)}
.ma-btn:hover{background:var(--bg-hover);color:var(--text-primary)}
/* System & date */
.sys-msg{padding:3px 16px;font-size:12px;color:var(--text-muted);font-style:italic}
.date-sep{display:flex;align-items:center;padding:8px 16px;gap:8px;font-size:12px;font-weight:600;color:var(--text-muted)}
.date-sep::before,.date-sep::after{content:'';flex:1;height:1px;background:var(--border)}
/* Input */
#input-area{padding:0 16px 12px;flex-shrink:0}
#reply-bar{display:none;align-items:center;gap:8px;padding:7px 12px;background:var(--bg-elevated);border-radius:var(--r) var(--r) 0 0;font-size:13px;color:var(--text-secondary);border-bottom:1px solid var(--border)}
#reply-bar .rb-close{margin-left:auto;cursor:pointer;opacity:.6;font-size:18px;line-height:1}
#reply-bar .rb-close:hover{opacity:1}
#input-wrap{background:var(--bg-input);border-radius:var(--rl);display:flex;align-items:flex-end;padding:0 8px;gap:4px}
#input-wrap.has-reply{border-radius:0 0 var(--rl) var(--rl)}
#msg-input{flex:1;background:none;border:none;outline:none;color:var(--text-primary);font-family:var(--font);font-size:15px;line-height:1.375;padding:11px 0;max-height:200px;overflow-y:auto;resize:none;min-height:44px}
#msg-input::placeholder{color:var(--text-muted)}
.ia-btn{width:36px;height:36px;border-radius:var(--r);border:none;background:none;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:20px;transition:color var(--t);flex-shrink:0;margin-bottom:4px}
.ia-btn:hover{color:var(--text-secondary)}
.typing-ind{height:20px;font-size:12px;color:var(--text-muted);padding:0 4px;display:flex;align-items:center;gap:5px}
.t-dots{display:flex;gap:2px}.t-dot{width:4px;height:4px;border-radius:50%;background:var(--text-muted);animation:tdot 1.4s infinite}
.t-dot:nth-child(2){animation-delay:.2s}.t-dot:nth-child(3){animation-delay:.4s}
@keyframes tdot{0%,60%,100%{transform:translateY(0)}30%{transform:translateY(-4px)}}
/* Voice bar */
#voice-bar{display:none;padding:8px 16px;background:rgba(35,165,90,.1);border-top:1px solid rgba(35,165,90,.25);align-items:center;gap:10px;flex-shrink:0}
#voice-bar.on{display:flex}
.vb-info .vb-title{font-size:13px;color:var(--success);font-weight:600}
.vb-info .vb-sub{font-size:11px;color:var(--text-muted)}
.vb-acts{margin-left:auto;display:flex;gap:4px}
/* Members */
#members-panel{width:var(--members-w);background:var(--bg-secondary);overflow-y:auto;padding:16px 8px;flex-shrink:0}
.mb-cat{font-size:11px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--text-muted);padding:8px 8px 4px;margin-top:4px}
.mb-item{display:flex;align-items:center;gap:8px;padding:5px 8px;border-radius:var(--r);cursor:pointer;transition:background var(--t)}
.mb-item:hover{background:var(--bg-hover)}
.mb-av{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;flex-shrink:0;position:relative}
.mb-dot{position:absolute;bottom:-1px;right:-1px;width:10px;height:10px;border-radius:50%;border:2px solid var(--bg-secondary)}
.mb-dot.on{background:var(--success)}.mb-dot.off{background:#6d6f78}
.mb-name{font-size:14px;font-weight:500;color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mb-badge{font-size:11px;color:var(--text-muted)}
.mb-item.self .mb-name{color:var(--text-primary)}
/* Voice section in members */
.vc-section{background:var(--bg-tertiary);border-radius:var(--rl);padding:8px;margin-bottom:8px}
.vc-title{font-size:11px;font-weight:700;text-transform:uppercase;color:var(--text-muted);letter-spacing:.05em;margin-bottom:6px}
.vc-member{display:flex;align-items:center;gap:8px;padding:4px;border-radius:var(--r);margin-bottom:3px}
.vc-av{width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;border:2px solid transparent;transition:border-color .15s,box-shadow .15s;flex-shrink:0}
.vc-member.speaking .vc-av{border-color:var(--speaking);box-shadow:0 0 0 2px rgba(35,165,90,.25)}
.vc-info{flex:1;min-width:0}
.vc-name{font-size:13px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.vc-meter{height:3px;background:var(--bg-elevated);border-radius:2px;margin-top:3px;overflow:hidden}
.vc-mfill{height:100%;border-radius:2px;background:var(--speaking);width:0%;transition:width .05s}
.vc-icons{font-size:12px;opacity:.6}
/* Emoji picker */
#ep{position:fixed;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--rl);padding:8px;box-shadow:0 8px 32px rgba(0,0,0,.5);z-index:1000;display:none}
#ep.on{display:block}
.ep-grid{display:grid;grid-template-columns:repeat(8,1fr);gap:2px}
.ep-btn{width:32px;height:32px;display:flex;align-items:center;justify-content:center;font-size:20px;border-radius:var(--r);cursor:pointer;border:none;background:none;transition:background var(--t)}
.ep-btn:hover{background:var(--bg-hover)}
/* icon btn */
.ibtn{width:32px;height:32px;border-radius:var(--r);border:none;background:none;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:18px;transition:background var(--t),color var(--t)}
.ibtn:hover{background:var(--bg-hover);color:var(--text-secondary)}
.ibtn.act{color:var(--accent)}
.ibtn.red{color:var(--danger)}
.ibtn.red:hover{background:rgba(242,63,67,.1)}
/* Modal overlay */
.mo{position:fixed;inset:0;background:rgba(0,0,0,.75);display:flex;align-items:center;justify-content:center;z-index:2000}
.md{background:#2b2d31;border-radius:var(--rxl);padding:32px;width:440px;max-width:calc(100vw - 32px);box-shadow:0 12px 48px rgba(0,0,0,.6)}
.md h2{font-size:24px;font-weight:800;margin-bottom:8px;text-align:center}
.md .sub{font-size:14px;color:var(--text-secondary);text-align:center;margin-bottom:24px}
.md label{display:block;font-size:12px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--text-secondary);margin-bottom:6px}
.md input[type=text]{width:100%;padding:10px 12px;background:var(--bg-input);border:1.5px solid var(--border);border-radius:var(--r);color:var(--text-primary);font-size:16px;font-family:var(--font);outline:none;margin-bottom:16px;transition:border-color var(--t)}
.md input[type=text]:focus{border-color:var(--accent)}
.btn{width:100%;padding:10px 16px;border-radius:var(--r);border:none;font-size:15px;font-weight:600;cursor:pointer;font-family:var(--font);transition:background var(--t),opacity var(--t)}
.btn-p{background:var(--accent);color:#fff}.btn-p:hover{background:var(--accent-hover)}
.btn-s{background:var(--bg-elevated);color:var(--text-primary);margin-top:8px}.btn-s:hover{background:var(--bg-active)}
.btn:disabled{opacity:.5;cursor:not-allowed}
.md-or{text-align:center;color:var(--text-muted);font-size:12px;margin:16px 0;position:relative;display:flex;align-items:center;gap:8px}
.md-or::before,.md-or::after{content:'';flex:1;height:1px;background:var(--border)}
/* 3-word code entry */
.code-inputs{display:flex;align-items:center;gap:6px;margin-bottom:16px}
.code-word{flex:1;padding:10px 8px;background:var(--bg-input);border:1.5px solid var(--border);border-radius:var(--r);color:var(--text-primary);font-size:15px;font-family:var(--mono);outline:none;text-align:center;transition:border-color var(--t);min-width:0}
.code-word:focus{border-color:var(--accent)}
.code-dot{color:var(--text-muted);font-size:18px;flex-shrink:0}
/* Color swatches */
.clr-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.clr-sw{width:28px;height:28px;border-radius:50%;cursor:pointer;border:2.5px solid transparent;transition:border-color var(--t),transform var(--t)}
.clr-sw.sel{border-color:#fff;transform:scale(1.15)}
/* Room code display */
.code-disp{background:var(--bg-input);border:1.5px solid var(--border);border-radius:var(--r);padding:12px 16px;font-size:20px;font-weight:700;letter-spacing:.08em;text-align:center;color:var(--text-primary);margin-bottom:16px;cursor:pointer;font-family:var(--mono);transition:border-color var(--t)}
.code-disp:hover{border-color:var(--accent)}
.code-disp.copied{border-color:var(--success);color:var(--success)}
.invite-url{background:var(--bg-input);border-radius:var(--r);padding:8px 12px;font-size:12px;color:var(--text-muted);word-break:break-all;margin-bottom:12px;cursor:pointer;border:1.5px solid var(--border);transition:border-color var(--t)}
.invite-url:hover{border-color:var(--accent)}
/* Toast */
#toasts{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);z-index:9999;display:flex;flex-direction:column;gap:8px;pointer-events:none;align-items:center}
.toast{background:var(--bg-elevated);color:var(--text-primary);padding:10px 16px;border-radius:var(--rl);font-size:13px;box-shadow:0 4px 16px rgba(0,0,0,.4);animation:tin .25s ease,tout .25s ease 2.75s forwards;border-left:3px solid var(--accent);white-space:nowrap}
.toast.ok{border-left-color:var(--success)}.toast.err{border-left-color:var(--danger)}
@keyframes tin{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
@keyframes tout{to{opacity:0}}
/* Conn dot */
#conn-dot{position:fixed;bottom:12px;right:12px;width:8px;height:8px;border-radius:50%;background:var(--warning);transition:background .5s;z-index:100}
#conn-dot.ok{background:var(--success)}#conn-dot.err{background:var(--danger)}
/* Welcome */
.welcome{padding:32px 16px 16px}
.welcome h3{font-size:28px;font-weight:800;margin-bottom:8px}
.welcome p{color:var(--text-secondary);font-size:14px}
/* Code formatting */
code{background:var(--bg-tertiary);padding:1px 4px;border-radius:3px;font-family:var(--mono);font-size:.875em}
pre.code-block{background:var(--bg-tertiary);border:1px solid var(--border);border-radius:var(--rl);padding:12px;margin:4px 0;overflow-x:auto;max-width:100%}
pre.code-block code{background:none;padding:0;border-radius:0;font-size:.85em;line-height:1.5;display:block;white-space:pre}
strong{font-weight:700}em{font-style:italic}
a{color:var(--text-link)}a:hover{text-decoration:underline}
/* Inline SVG icons */
.ibtn svg,.ia-btn svg,.ma-btn svg,.ch-icon svg,.ch-cat svg,.vp-icons svg,.vc-icons svg,.mb-badge svg{display:inline-block;vertical-align:middle}
.vp-icons svg,.vc-icons svg{width:12px;height:12px}
/* Image upload */
#img-preview{display:none;padding:8px 12px;background:var(--bg-elevated);border-radius:var(--r) var(--r) 0 0;border-bottom:1px solid var(--border)}
#img-preview.on{display:flex;align-items:center;gap:8px}
.img-prev-thumb{position:relative;width:80px;height:80px;border-radius:var(--r);overflow:hidden;border:1px solid var(--border);flex-shrink:0}
.img-prev-thumb img{width:100%;height:100%;object-fit:cover}
.img-prev-remove{position:absolute;top:2px;right:2px;width:20px;height:20px;border-radius:50%;background:rgba(0,0,0,.7);color:#fff;border:none;cursor:pointer;font-size:12px;display:flex;align-items:center;justify-content:center;line-height:1}
.img-prev-remove:hover{background:var(--danger)}
.msg-img{max-width:400px;max-height:350px;border-radius:var(--rl);margin-top:4px;cursor:pointer;display:block;object-fit:contain;border:1px solid var(--border)}
.msg-img:hover{border-color:var(--accent)}
/* File attachment card */
.file-card{display:flex;align-items:center;gap:10px;padding:10px 12px;margin-top:4px;background:var(--bg-tertiary);border:1px solid var(--border);border-radius:var(--rl);cursor:pointer;max-width:400px;transition:border-color var(--t),background var(--t)}
.file-card:hover{border-color:var(--accent);background:var(--bg-elevated)}
.file-card-icon{font-size:28px;color:var(--accent);flex-shrink:0;display:flex;align-items:center}
.file-card-icon svg{width:28px;height:28px}
.file-card-info{flex:1;min-width:0}
.file-card-name{display:block;font-size:14px;font-weight:600;color:var(--text-link);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.file-card-meta{font-size:11px;color:var(--text-muted)}
.file-card-dl{font-size:18px;color:var(--text-muted);flex-shrink:0;display:flex;align-items:center;transition:color var(--t)}
.file-card-dl svg{width:18px;height:18px}
.file-card:hover .file-card-dl{color:var(--accent)}
/* File transfer progress */
.file-card.transferring{cursor:default}
.file-card.transferring:hover{border-color:var(--border);background:var(--bg-tertiary)}
.file-progress-wrap{display:flex;align-items:center;gap:8px;flex-shrink:0}
.file-progress{width:80px;height:4px;background:var(--bg-elevated);border-radius:2px;overflow:hidden}
.file-progress-bar{height:100%;background:var(--accent);border-radius:2px;transition:width .15s ease}
.file-progress-text{font-size:11px;color:var(--text-muted);min-width:32px;text-align:right}
/* File preview in input area */
.file-prev-card{display:flex;align-items:center;gap:8px;padding:6px 10px;background:var(--bg-tertiary);border:1px solid var(--border);border-radius:var(--r);min-width:0}
.file-prev-icon{font-size:20px;color:var(--accent);flex-shrink:0;display:flex;align-items:center}
.file-prev-icon svg{width:20px;height:20px}
.file-prev-info{min-width:0}
.file-prev-name{display:block;font-size:13px;font-weight:600;color:var(--text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:200px}
.file-prev-size{font-size:11px;color:var(--text-muted)}
/* Drop overlay */
#drop-overlay{display:none;position:absolute;inset:0;background:rgba(88,101,242,.12);border:2px dashed var(--accent);border-radius:var(--rl);z-index:20;align-items:center;justify-content:center;pointer-events:none}
#drop-overlay.on{display:flex}
.drop-overlay-content{display:flex;flex-direction:column;align-items:center;gap:8px;color:var(--accent);font-size:16px;font-weight:600}
.drop-overlay-content svg{opacity:.7}
/* YouTube embed preview */
.yt-embed{max-width:432px;margin-top:4px;border:1px solid var(--border);border-radius:var(--rl);overflow:hidden;background:var(--bg-tertiary)}
.yt-thumb-wrap{position:relative;width:100%;aspect-ratio:16/9;cursor:pointer;overflow:hidden}
.yt-thumb-wrap img{width:100%;height:100%;object-fit:cover;display:block}
.yt-play{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,.35);transition:background .15s}
.yt-thumb-wrap:hover .yt-play{background:rgba(0,0,0,.15)}
.yt-play svg{width:56px;height:56px;filter:drop-shadow(0 2px 4px rgba(0,0,0,.4))}
.yt-info{padding:8px 12px;display:flex;align-items:center;gap:6px}
.yt-src{font-size:12px;color:var(--text-secondary);font-weight:500}
.yt-iframe-wrap{position:relative;width:100%;aspect-ratio:16/9}
.yt-iframe-wrap iframe{position:absolute;inset:0;width:100%;height:100%;border:none}
#img-modal{display:none;position:fixed;inset:0;background:rgba(0,0,0,.85);z-index:3000;align-items:center;justify-content:center;cursor:pointer}
#img-modal.on{display:flex}
#img-modal img{max-width:90vw;max-height:90vh;border-radius:var(--rl);object-fit:contain}
#input-wrap.has-preview{border-radius:0 0 var(--rl) var(--rl)}
#file-input{display:none}
.drag-over{outline:2px dashed var(--accent);outline-offset:-4px;background:rgba(88,101,242,.08)!important}
/* Gain / Volume sliders */
.gain-row{display:flex;align-items:center;gap:6px;padding:2px 0}
.gain-label{font-size:11px;color:var(--text-muted);min-width:28px;text-align:right;font-variant-numeric:tabular-nums}
.gain-label.zero{color:var(--danger);font-weight:700}
.gain-slider{-webkit-appearance:none;appearance:none;flex:1;width:100%;height:20px;background:transparent;outline:none;cursor:pointer;margin:0 6px}
.gain-slider::-webkit-slider-runnable-track{height:4px;background:var(--bg-elevated);border-radius:2px}
.gain-slider::-moz-range-track{height:4px;background:var(--bg-elevated);border-radius:2px}
.gain-slider::-webkit-slider-thumb{-webkit-appearance:none;width:12px;height:12px;border-radius:50%;background:var(--accent);cursor:pointer;border:none;transition:background .15s;margin-top:-4px}
.gain-slider::-moz-range-thumb{width:12px;height:12px;border-radius:50%;background:var(--accent);cursor:pointer;border:none}
.gain-notch{position:relative;flex:1;display:flex;align-items:center}
.gain-notch::after{content:'';position:absolute;left:50%;transform:translateX(-50%);width:2px;height:10px;background:var(--text-muted);opacity:.3;border-radius:1px;pointer-events:none;z-index:0}
.gain-slider.at-zero::-webkit-slider-thumb{background:var(--danger)}
.gain-slider.at-zero::-moz-range-thumb{background:var(--danger)}
.gain-icon{font-size:14px;color:var(--text-muted);flex-shrink:0;display:flex;align-items:center}
.gain-icon.muted-icon{color:var(--danger)}
/* Mic gain in voice bar */
.vb-gain{display:flex;align-items:center;gap:6px;margin-left:8px;margin-right:auto;min-width:120px;max-width:180px}
.vb-gain .gain-label{font-size:11px}
/* Per-peer controls in members panel */
.vc-controls{padding:2px 0 2px 42px}
.vc-ctrl-row{display:flex;align-items:center;gap:4px}
.vc-mute-btn{width:20px;height:20px;border-radius:var(--r);border:none;background:none;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:12px;padding:0;flex-shrink:0;transition:color .15s,background .15s}
.vc-mute-btn:hover{background:var(--bg-hover);color:var(--text-secondary)}
.vc-mute-btn.peer-muted{color:var(--danger)}
/* Screen sharing */
#screen-view{display:none;flex-direction:column;max-height:50vh;background:#000;border-bottom:1px solid var(--border);flex-shrink:0}
#screen-view.on{display:flex}
.sv-header{display:flex;align-items:center;gap:8px;padding:6px 12px;background:var(--bg-elevated);border-bottom:1px solid var(--border);font-size:13px;color:var(--text-secondary)}
.sv-title{flex:1;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sv-audio-ctrl{display:flex;align-items:center;gap:6px;min-width:120px;max-width:160px}
.sv-audio-ctrl .gain-slider{flex:1}
.sv-audio-ctrl .gain-label{font-size:11px;min-width:28px;text-align:right;color:var(--text-muted);font-variant-numeric:tabular-nums}
.sv-audio-ctrl .gain-label.zero{color:var(--danger);font-weight:700}
#screen-video{width:100%;flex:1;min-height:0;object-fit:contain;background:#000}
.ibtn.screen-active{color:var(--success)}
.ibtn.screen-active:hover{background:rgba(35,165,90,.15)}
.sv-screen-icon{display:flex;align-items:center;color:var(--success);font-size:12px;gap:2px}
/* Audio settings modal */
.as-select{width:100%;padding:10px 12px;background:var(--bg-input);border:1.5px solid var(--border);border-radius:var(--r);color:var(--text-primary);font-size:14px;font-family:var(--font);outline:none;margin-bottom:16px;transition:border-color var(--t);appearance:none;-webkit-appearance:none;cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23949ba4' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center}
.as-select:focus{border-color:var(--accent)}
.as-select option{background:var(--bg-secondary);color:var(--text-primary)}
.as-note{font-size:13px;color:var(--text-secondary);background:var(--bg-elevated);padding:12px;border-radius:var(--r);margin-bottom:16px;line-height:1.4}
/* Voice Debug Panel */
#voice-debug{display:none;position:fixed;bottom:8px;right:8px;width:480px;max-height:360px;background:rgba(30,31,34,.95);border:1px solid #404249;border-radius:8px;font-family:monospace;font-size:11px;z-index:9999;flex-direction:column}
#voice-debug.on{display:flex}
#vd-header{display:flex;justify-content:space-between;align-items:center;padding:6px 10px;border-bottom:1px solid #404249;color:#f2f3f5;font-weight:600;font-size:12px}
#vd-header button{background:#404249;border:none;color:#b5bac1;padding:3px 8px;border-radius:4px;cursor:pointer;font-size:11px;margin-left:4px}
#vd-header button:hover{background:#5865f2;color:#fff}
#vd-logs{flex:1;overflow-y:auto;padding:6px 10px;color:#b5bac1;white-space:pre-wrap;word-break:break-all;line-height:1.5}
#vd-logs .vd-t{color:#5865f2}
#vd-logs .vd-e{color:#f23f43}
#vd-logs .vd-w{color:#fee75c}
#vd-logs .vd-ok{color:#23a55a}

/* ── Mobile Support ─────────────────────────────────────────────── */
.mobile-only{display:none}
.panel-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:49;-webkit-tap-highlight-color:transparent}
.panel-overlay.open{display:block}

@media(max-width:768px){
  .mobile-only{display:flex}

  /* Sidebar as slide-out drawer */
  #sidebar{position:fixed;top:0;left:0;bottom:0;width:280px;z-index:50;transform:translateX(-100%);transition:transform .25s ease;will-change:transform}
  #sidebar.open{transform:translateX(0)}

  /* Members panel as slide-out drawer from right */
  #members-panel{position:fixed;top:0;right:0;bottom:0;width:280px;z-index:50;transform:translateX(100%);transition:transform .25s ease;will-change:transform}
  #members-panel.open{transform:translateX(0)}

  /* Main area takes full width */
  #app{position:relative}

  /* Channel header adjustments */
  #ch-header{gap:4px;padding:0 8px}
  #ch-header .ch-sep,#ch-header .ch-topic{display:none}
  .e2e-badge{padding:2px 5px;font-size:10px}

  /* Messages area */
  .msg-grp{padding:2px 10px;gap:10px}
  .msg-av{width:36px;height:36px;font-size:13px}
  .msg-av-col{width:36px}
  .msg-img{max-width:100%}
  .file-card{max-width:100%}
  .file-prev-name{max-width:140px}

  /* Input area */
  #input-area{padding:0 8px 8px}
  #msg-input{font-size:16px}

  /* Voice bar responsive */
  .vb-gain{min-width:80px;max-width:120px}
  .vb-acts{gap:2px}

  /* Screen view */
  #screen-view{max-height:35vh}

  /* Touch-friendly targets */
  .ch-item{padding:8px 8px 8px 14px;min-height:40px}
  .ibtn{width:40px;height:40px;font-size:20px}
  .ma-btn{width:36px;height:36px}
  .ep-btn{width:40px;height:40px;font-size:22px}
  .gain-slider{height:28px;margin:0 10px}
  .gain-slider::-webkit-slider-runnable-track{height:8px}
  .gain-slider::-moz-range-track{height:8px}
  .gain-slider::-webkit-slider-thumb{width:20px;height:20px;margin-top:-6px}
  .gain-slider::-moz-range-thumb{width:20px;height:20px}
  .gain-notch::after{height:14px}
  .vc-mute-btn{width:28px;height:28px;font-size:14px}

  /* Emoji picker */
  #ep{left:8px!important;right:8px!important;bottom:60px!important;top:auto!important;max-width:none;width:auto}
  .ep-grid{grid-template-columns:repeat(8,1fr)}

  /* Modals */
  .md{padding:24px 16px;width:100%;max-width:calc(100vw - 32px)}
  .md h2{font-size:20px}
  .as-select{font-size:16px;padding:12px}
  .code-inputs{gap:4px}
  .code-word{padding:10px 4px;font-size:14px}

  /* Voice debug panel */
  #voice-debug{width:calc(100vw - 16px);left:8px;right:8px;bottom:8px;max-height:50vh}

  /* User card buttons slightly larger */
  .uc-btns{gap:4px}
  .uc-btns .ibtn{width:36px;height:36px}

  /* Member items touch-friendly */
  .mb-item{padding:8px;min-height:44px}
  .vp-item{padding:6px;min-height:36px}

  /* YouTube embeds full width */
  .yt-embed{max-width:100%}

  /* Toast positioning */
  #toasts{bottom:12px;left:12px;right:12px;transform:none;align-items:stretch}
  .toast{white-space:normal}

  /* Image preview */
  .img-prev-thumb{width:60px;height:60px}

  /* Screen share audio controls */
  .sv-audio-ctrl{min-width:80px;max-width:120px}
}

/* Small phones */
@media(max-width:380px){
  #sidebar{width:260px}
  #members-panel{width:260px}
  .ep-grid{grid-template-columns:repeat(6,1fr)}
  .md{padding:20px 12px}
  .code-word{font-size:13px}
}