:root{--navy: #0d2429;--navy-2: #163940;--blue: #5dc6eb;--blue-ink: #1c7f9c;--red: #ee2d25;--primary: var(--navy);--primary-dark: #061518;--primary-soft: #e3f4fa;--accent: var(--blue);--bg: #f3f6f8;--surface: #ffffff;--border: #dfe6ec;--text: #0d2429;--muted: #5f6f78;--danger: var(--red);--danger-soft: #fdeceb;--success: #2e7d32;--warning: #b26a00;--bubble-me: #dcf1f9;--bubble-other: #ffffff;--shadow: 0 1px 2px rgba(16, 32, 48, .06), 0 4px 16px rgba(16, 32, 48, .06);--radius: 12px;--sidebar-w: 340px;--font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:var(--font);font-size:15px;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;overscroll-behavior:none}button,input,textarea,select{font:inherit;color:inherit}button{cursor:pointer}a{color:var(--blue-ink)}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:9px 16px;border-radius:10px;border:1px solid transparent;background:var(--primary);color:#fff;font-weight:600;line-height:1.2;transition:background .15s,transform .05s}.btn:hover{background:var(--primary-dark)}.btn:active{transform:translateY(1px)}.btn:disabled{opacity:.55;cursor:not-allowed}.btn.secondary{background:var(--surface);color:var(--text);border-color:var(--border)}.btn.secondary:hover{background:var(--bg)}.btn.danger{background:var(--danger)}.btn.danger:hover{background:#c4201a}.btn.success{background:var(--success)}.btn.success:hover{background:#256a29}.btn.ghost{background:transparent;color:var(--blue-ink)}.btn.ghost:hover{background:var(--primary-soft)}.btn.sm{padding:6px 10px;font-size:13px;border-radius:8px}.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;border:0;background:transparent;color:var(--muted);transition:background .15s,color .15s}.icon-btn:hover{background:var(--primary-soft);color:var(--blue-ink)}.icon-btn.active{color:var(--blue-ink);background:var(--primary-soft)}.icon-btn.light{color:#fff}.icon-btn.light:hover{background:#ffffff24;color:#fff}.icon-btn:disabled{opacity:.4;cursor:not-allowed}.icon-btn svg{width:20px;height:20px}.input,textarea.input{width:100%;padding:9px 12px;border:1px solid var(--border);border-radius:10px;background:var(--surface);outline:none;transition:border-color .15s,box-shadow .15s}.input:focus{border-color:var(--accent);box-shadow:0 0 0 3px #5dc6eb59}label.field{display:block;font-size:13px;font-weight:600;color:var(--muted);margin:12px 0 6px}.checkbox{display:flex;align-items:center;gap:10px;padding:8px 4px;cursor:pointer}.avatar{position:relative;display:inline-flex;align-items:center;justify-content:center;flex:none;width:40px;height:40px;border-radius:50%;font-weight:700;font-size:14px;color:#fff;-webkit-user-select:none;user-select:none}.avatar.sm{width:30px;height:30px;font-size:12px}.avatar.lg{width:64px;height:64px;font-size:22px}.avatar .dot{position:absolute;right:-1px;bottom:-1px;width:12px;height:12px;border-radius:50%;background:#9aa5b1;border:2px solid var(--surface)}.avatar .dot.online{background:#22c55e}.avatar.group{background:var(--primary)}.app{display:flex;height:100%;min-height:0}.sidebar{width:var(--sidebar-w);flex:none;display:flex;flex-direction:column;background:var(--surface);border-right:1px solid var(--border);min-height:0}.main{flex:1;display:flex;flex-direction:column;min-width:0;min-height:0;background:var(--bg)}.sidebar-head{display:flex;align-items:center;gap:10px;padding:calc(12px + env(safe-area-inset-top,0px)) 10px 12px 16px;background:var(--navy);min-height:68px}.brand-lockup{flex:1;min-width:0;height:42px;width:auto;max-width:236px;object-fit:contain;object-position:left center}.search{padding:0 14px 10px}.conv-list{flex:1;overflow-y:auto;padding:4px 8px 8px}.conv{display:flex;align-items:center;gap:12px;width:100%;padding:10px;border:0;border-radius:10px;background:transparent;text-align:left;transition:background .12s}.conv:hover{background:var(--bg)}.conv.active{background:var(--primary-soft)}.conv .body{flex:1;min-width:0}.conv .row{display:flex;align-items:baseline;justify-content:space-between;gap:8px}.conv .name{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.conv .time{font-size:12px;color:var(--muted);flex:none}.conv .preview{font-size:13px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.conv.unread .preview,.conv.unread .name{color:var(--text)}.conv.unread .preview{font-weight:600}.badge{flex:none;min-width:20px;height:20px;padding:0 6px;border-radius:10px;background:var(--red);color:#fff;font-size:12px;font-weight:700;display:inline-flex;align-items:center;justify-content:center}.signature{font-family:Segoe Script,Snell Roundhand,Apple Chancery,Bradley Hand,Brush Script MT,cursive;font-style:italic;font-weight:700;letter-spacing:-.01em;line-height:1;-webkit-user-select:none;user-select:none;pointer-events:none}.signature-login{position:fixed;left:max(18px,env(safe-area-inset-left,0px));bottom:max(14px,env(safe-area-inset-bottom,0px));font-size:30px;color:#ffffffd1;text-shadow:0 2px 10px rgba(0,0,0,.45)}.sidebar-sign{padding:2px 14px 4px;display:flex}.signature-sidebar{font-size:19px;color:var(--blue-ink);opacity:.85}.sidebar-extras{display:flex;flex-direction:column;gap:8px;padding:0 14px}.sidebar-extras:empty{display:none}.install-btn{width:100%;margin-bottom:8px;text-decoration:none}.install-btn:hover{text-decoration:none}.install-hint{display:flex;gap:8px;align-items:flex-start;padding:10px 12px;margin-bottom:8px;border-radius:12px;background:var(--primary-soft);font-size:13px;line-height:1.4}.install-hint .icon-btn{flex:none;width:30px;height:30px}.sidebar-foot{display:flex;align-items:center;gap:10px;padding:10px 14px calc(10px + env(safe-area-inset-bottom,0px));border-top:1px solid var(--border)}.sidebar-foot .who{flex:1;min-width:0}.sidebar-foot .who .n{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar-foot .who .e{font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.empty{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:var(--muted);text-align:center;padding:24px}.empty svg{width:56px;height:56px;color:#b6c2cc}.empty .empty-logo{max-width:260px;max-height:80px;margin-bottom:8px}.call-brand{height:30px;width:auto;object-fit:contain}.empty h2{margin:0;color:var(--text);font-size:18px}.section-label{font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);padding:10px 12px 4px}.thread-head{display:flex;align-items:center;gap:12px;padding:calc(10px + env(safe-area-inset-top,0px)) 14px 10px;background:var(--surface);border-bottom:1px solid var(--border);min-height:62px}.thread-head .title{flex:1;min-width:0}.thread-head .title .n{font-weight:700;font-size:16px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.thread-head .title .s{font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.back-btn{display:none}.messages{flex:1;overflow-y:auto;padding:16px 16px 8px;display:flex;flex-direction:column;gap:4px}.day-sep{align-self:center;margin:12px 0 8px;font-size:12px;font-weight:600;color:var(--muted);background:var(--surface);border:1px solid var(--border);border-radius:999px;padding:3px 10px}.msg{display:flex;gap:8px;max-width:min(78%,640px);align-items:flex-end}.msg.me{align-self:flex-end;flex-direction:row-reverse}.msg .avatar{margin-bottom:18px}.msg .stack{display:flex;flex-direction:column;min-width:0;gap:2px}.msg.me .stack{align-items:flex-end}.msg .sender{font-size:12px;font-weight:600;color:var(--muted);margin:0 4px}.bubble{position:relative;background:var(--bubble-other);border:1px solid var(--border);border-radius:16px;padding:8px 12px;max-width:100%;word-wrap:break-word;overflow-wrap:anywhere;white-space:pre-wrap;box-shadow:0 1px 1px #1020300a}.msg.me .bubble{background:var(--bubble-me);border-color:#c6e6e9}.bubble.media{padding:4px;overflow:hidden}.bubble.media .caption{padding:6px 8px 2px}.bubble.deleted{color:var(--muted);font-style:italic;background:transparent}.bubble img.photo{display:block;max-width:100%;max-height:360px;border-radius:12px;cursor:zoom-in;background:#e9eef2;min-width:120px;min-height:60px}.bubble video{display:block;max-width:100%;max-height:360px;border-radius:12px;background:#000}.bubble audio{display:block;width:min(280px,70vw);height:40px}.voice{display:flex;align-items:center;gap:8px;padding:4px 8px 2px}.voice .dur{font-size:12px;color:var(--muted)}.voice svg{color:var(--blue-ink)}.file-card{display:flex;align-items:center;gap:10px;padding:6px 8px;text-decoration:none;color:inherit;min-width:200px}.file-card .ico{width:40px;height:40px;border-radius:10px;background:var(--primary-soft);color:var(--blue-ink);display:grid;place-items:center;flex:none}.file-card .ico svg{width:22px;height:22px}.file-card .meta{min-width:0}.file-card .fn{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:260px}.file-card .fs{font-size:12px;color:var(--muted)}.msg .meta{display:flex;align-items:center;gap:6px;font-size:11px;color:var(--muted);margin:0 6px}.msg .meta .del{opacity:0;border:0;background:none;color:var(--muted);padding:0 2px;font-size:11px}.msg:hover .meta .del{opacity:1}.msg .meta .del:hover{color:var(--danger)}.msg.pending .bubble{opacity:.6}.typing{min-height:20px;padding:0 20px 4px;font-size:12px;color:var(--muted)}.load-more{align-self:center;margin-bottom:8px}.msg.system{align-self:center;max-width:90%}.msg.system .bubble{background:transparent;border:0;color:var(--muted);font-size:13px;text-align:center}.composer{display:flex;align-items:flex-end;gap:6px;padding:10px 12px calc(12px + env(safe-area-inset-bottom,0px));background:var(--surface);border-top:1px solid var(--border)}.composer textarea{flex:1;resize:none;max-height:160px;min-height:42px;padding:10px 14px;border-radius:21px;line-height:1.35}.composer .send{width:42px;height:42px;border-radius:50%;border:0;background:var(--primary);color:#fff;display:grid;place-items:center;flex:none}.composer .send:disabled{background:#b7c3cc;cursor:default}.composer .send svg{width:20px;height:20px}.uploads{padding:6px 16px 0;background:var(--surface);display:flex;flex-direction:column;gap:6px}.upload{display:flex;align-items:center;gap:10px;font-size:13px}.upload .bar{flex:1;height:6px;border-radius:3px;background:var(--bg);overflow:hidden}.upload .bar i{display:block;height:100%;background:var(--accent);transition:width .2s}.upload .name{max-width:220px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.recorder{flex:1;display:flex;align-items:center;gap:12px;padding:6px 12px;border-radius:21px;background:var(--danger-soft);color:var(--danger);min-height:42px}.recorder .pulse{width:10px;height:10px;border-radius:50%;background:var(--danger);animation:pulse 1s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.3}}.recorder .t{font-variant-numeric:tabular-nums;font-weight:600}.recorder .hint{flex:1;font-size:13px;color:var(--muted)}.attach-menu{position:relative}.menu{position:absolute;bottom:46px;left:0;min-width:200px;background:var(--surface);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow);padding:6px;z-index:5}.menu button{display:flex;align-items:center;gap:10px;width:100%;padding:9px 10px;border:0;background:none;border-radius:8px;text-align:left}.menu button:hover{background:var(--bg)}.menu button svg{width:18px;height:18px;color:var(--blue-ink)}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0a141e73;display:grid;place-items:center;z-index:50;padding:16px}.dialog{width:min(480px,100%);max-height:min(90vh,720px);display:flex;flex-direction:column;background:var(--surface);border-radius:16px;box-shadow:0 20px 60px #00000040;overflow:hidden}.dialog header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px 8px}.dialog header h2{margin:0;font-size:18px}.dialog .content{padding:4px 20px 16px;overflow-y:auto}.dialog footer{display:flex;justify-content:flex-end;gap:8px;padding:12px 20px 16px;border-top:1px solid var(--border)}.people{display:flex;flex-direction:column;max-height:320px;overflow-y:auto;border:1px solid var(--border);border-radius:10px}.person{display:flex;align-items:center;gap:10px;padding:8px 10px;border:0;border-bottom:1px solid var(--border);background:none;text-align:left;width:100%}.person:last-child{border-bottom:0}.person:hover{background:var(--bg)}.person.selected{background:var(--primary-soft)}.person .pn{font-weight:600}.person .pt{font-size:12px;color:var(--muted)}.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);padding:0 4px}.tabs button{padding:10px 14px;border:0;border-bottom:2px solid transparent;background:none;font-weight:600;color:var(--muted)}.tabs button.active{color:var(--blue-ink);border-bottom-color:var(--accent)}.lightbox{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000e6;display:grid;place-items:center;z-index:60}.lightbox img{max-width:96vw;max-height:90vh;border-radius:8px}.lightbox .close{position:absolute;top:12px;right:12px;color:#fff;background:#ffffff26}.toasts{position:fixed;top:14px;left:50%;transform:translate(-50%);display:flex;flex-direction:column;gap:8px;z-index:100;width:min(440px,calc(100vw - 32px))}.toast{padding:10px 14px;border-radius:10px;background:var(--navy);color:#fff;box-shadow:var(--shadow);font-size:14px;display:flex;justify-content:space-between;gap:12px}.toast.error{background:var(--danger)}.toast.success{background:var(--success)}.toast button{background:none;border:0;color:inherit;opacity:.8}.call-banner{display:flex;align-items:center;gap:10px;padding:8px 14px;background:var(--primary-soft);border-bottom:1px solid #bfe6f3;font-size:14px}.call-banner .grow{flex:1}.incoming{position:fixed;top:16px;right:16px;width:min(360px,calc(100vw - 32px));background:var(--surface);border-radius:16px;box-shadow:0 16px 48px #00000040;padding:16px;z-index:90;display:flex;flex-direction:column;gap:12px;animation:slide-in .25s ease-out}@keyframes slide-in{0%{transform:translateY(-20px);opacity:0}to{transform:none;opacity:1}}.incoming .who{display:flex;align-items:center;gap:12px}.incoming .who .n{font-weight:700}.incoming .who .k{font-size:13px;color:var(--muted)}.incoming .actions{display:flex;gap:8px}.incoming .actions .btn{flex:1}.call-screen{position:fixed;top:0;right:0;bottom:0;left:0;background:var(--navy) url(/brand/background.svg) center / cover no-repeat;color:#fff;z-index:80;display:flex;flex-direction:column}.call-screen .top{display:flex;align-items:center;gap:12px;padding:calc(12px + env(safe-area-inset-top,0px)) 18px 12px;background:#ffffff0a}.call-screen .top .n{font-weight:700}.call-screen .top .st{font-size:13px;color:#a9b6c2}.call-grid{flex:1;display:grid;gap:8px;padding:8px;min-height:0;grid-template-columns:repeat(auto-fit,minmax(min(100%,360px),1fr));align-content:center}.tile{position:relative;background:#163940d9;border-radius:14px;overflow:hidden;aspect-ratio:4 / 3;max-height:100%;display:grid;place-items:center}.tile video{width:100%;height:100%;object-fit:cover;background:var(--navy)}.tile.local video{transform:scaleX(-1)}.tile .label{position:absolute;left:10px;bottom:10px;padding:4px 10px;border-radius:999px;background:#00000080;font-size:13px;display:flex;align-items:center;gap:6px}.tile .placeholder{display:flex;flex-direction:column;align-items:center;gap:10px;color:#a9b6c2}.tile.local{position:absolute;right:16px;bottom:96px;width:min(220px,32vw);aspect-ratio:4 / 3;box-shadow:0 8px 24px #0006;border:1px solid rgba(255,255,255,.15);z-index:2}.call-controls{display:flex;justify-content:center;gap:14px;padding:18px 18px calc(18px + env(safe-area-inset-bottom,0px));background:#ffffff0a}.ctl{width:54px;height:54px;border-radius:50%;border:0;background:#ffffff24;color:#fff;display:grid;place-items:center;transition:background .15s}.ctl:hover{background:#ffffff3d}.ctl.off{background:#fff;color:#0d1720}.ctl.hang{background:var(--danger)}.ctl.hang:hover{background:#a01e1e}.ctl svg{width:24px;height:24px}.login{min-height:100%;display:grid;place-items:center;padding:max(24px,env(safe-area-inset-top)) 24px max(24px,env(safe-area-inset-bottom));background:var(--navy) url(/brand/background.svg) center / cover no-repeat}.login-inner{width:min(440px,100%);display:flex;flex-direction:column;align-items:center;gap:26px}.login .brand-logo{display:block;width:min(320px,82%);height:auto;filter:drop-shadow(0 6px 20px rgba(0,0,0,.35))}.login .card{width:100%;background:var(--surface);border-radius:20px;box-shadow:0 24px 60px #00000059;padding:30px 32px 26px;text-align:center}.login h1{margin:0 0 4px;font-size:24px}.login p{color:var(--muted);margin:0 0 24px}.login .btn{width:100%;padding:12px;margin-bottom:10px}.login .btn:hover{background:var(--navy-2)}.login .error{background:var(--danger-soft);color:var(--danger);border-radius:10px;padding:10px 12px;font-size:14px;margin-bottom:16px}.login .fine{font-size:12px;color:var(--muted);margin-top:16px;line-height:1.5}.login .link-btn{background:none;border:0;color:var(--muted);font:inherit;font-size:13px;text-decoration:underline;cursor:pointer;margin-top:6px}.login-form{display:flex;flex-direction:column;gap:10px;text-align:left;margin-bottom:14px}.login-form .input{width:100%;padding:11px 12px}.login-form .btn{margin-bottom:0}.login .or{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.08em;margin:4px 0 14px}.login .or:before,.login .or:after{content:"";flex:1;height:1px;background:var(--border)}.pw-form{display:flex;flex-direction:column;gap:12px;text-align:left}.pw-intro{margin:0;color:var(--muted);font-size:14px;line-height:1.5}.login .pw-intro{margin-bottom:4px}.pw-label{display:flex;flex-direction:column;gap:6px;font-size:13px;font-weight:600}.pw-label .input{width:100%;padding:10px 12px;font-weight:400}.pw-hint{font-size:12px;font-weight:400;color:var(--muted)}.pw-hint.bad{color:var(--danger)}.pw-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:4px}.login .pw-actions .btn{width:100%;margin-bottom:0}.pw-form .error,.dialog .error{background:var(--danger-soft);color:var(--danger);border-radius:10px;padding:10px 12px;font-size:14px;margin:0}.pw-done{display:flex;flex-direction:column;gap:14px;align-items:flex-start}.pw-done p{margin:0;color:var(--muted)}.temp-pass{display:flex;flex-direction:column;gap:10px;padding:14px 16px;border-radius:12px;background:var(--primary-soft);margin-top:12px}.temp-pass code{font-family:ui-monospace,SF Mono,Menlo,Consolas,monospace;font-size:20px;font-weight:700;letter-spacing:.04em;-webkit-user-select:all;user-select:all}.temp-pass .row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.temp-pass small{color:var(--muted)}.admin{flex:1;overflow-y:auto;padding:20px 24px 40px}.admin h2{margin:0 0 4px}.admin .sub{color:var(--muted);margin:0 0 16px}.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin-bottom:20px}.stat{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:12px 14px}.stat .v{font-size:22px;font-weight:700}.stat .l{font-size:12px;color:var(--muted)}.card{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:16px 18px;margin-bottom:16px}.card h3{margin:0 0 10px;font-size:16px}table.tbl{width:100%;border-collapse:collapse;font-size:13.5px}.tbl th,.tbl td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--border);vertical-align:top}.tbl th{font-size:12px;color:var(--muted);font-weight:700;text-transform:uppercase;letter-spacing:.04em}.tbl tr:hover td{background:#fafcfd}.tbl code{font-size:12px;background:var(--bg);padding:1px 5px;border-radius:4px}.pill{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px;font-weight:600;background:var(--bg);color:var(--muted)}.pill.ok{background:#e6f4ea;color:var(--success)}.pill.warn{background:#fff4e5;color:var(--warning)}.pill.bad{background:var(--danger-soft);color:var(--danger)}.toolbar{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:12px}.toolbar .input{width:auto;min-width:160px}.tbl-wrap{overflow-x:auto}.idle-warn{position:fixed;bottom:20px;left:50%;transform:translate(-50%);background:var(--navy);color:#fff;padding:12px 16px;border-radius:12px;box-shadow:var(--shadow);z-index:95;display:flex;align-items:center;gap:14px}.offline{background:var(--warning);color:#fff;text-align:center;font-size:13px;padding:4px}@media(max-width:820px){.app.show-thread .sidebar{display:none}.app:not(.show-thread) .main{display:none}.sidebar{width:100%;border-right:0}.back-btn{display:inline-flex}.msg{max-width:88%}.tile.local{width:120px;bottom:100px;right:10px}.admin{padding:14px}}
