:root{color-scheme:light dark;font-family:-apple-system,BlinkMacSystemFont,Inter,Segoe UI,Roboto,sans-serif;--bg: #f8fafc;--bg-subtle: #f1f5f9;--fg: #0f172a;--fg-muted: #64748b;--border: #e2e8f0;--border-sub: #f1f5f9;--accent: #16a34a;--accent-hov: #15803d;--accent-soft: #f0fdf4;--accent-dim: rgba(22, 163, 74, .12);--danger: #dc2626;--danger-soft: #fef2f2;--offline: #94a3b8;--card: #ffffff;--surface: #f8fafc;--shadow-xs: 0 1px 2px rgba(0, 0, 0, .04);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .06), 0 1px 2px rgba(0, 0, 0, .04);--shadow-md: 0 4px 16px rgba(0, 0, 0, .07), 0 2px 4px rgba(0, 0, 0, .04);--r-xs: 4px;--r-sm: 8px;--r: 12px;--r-lg: 16px;--r-full: 9999px;--ease: .14s ease}@media (prefers-color-scheme: dark){:root{--bg: #0d1117;--bg-subtle: #161b22;--fg: #e6edf3;--fg-muted: #8b949e;--border: #21262d;--border-sub: #1c2128;--accent: #22c55e;--accent-hov: #16a34a;--accent-soft: #0d2818;--accent-dim: rgba(34, 197, 94, .12);--danger: #f87171;--danger-soft: #2a1515;--offline: #4d5566;--card: #161b22;--surface: #0d1117;--shadow-xs: 0 1px 2px rgba(0, 0, 0, .2);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .25), 0 1px 2px rgba(0, 0, 0, .15);--shadow-md: 0 4px 16px rgba(0, 0, 0, .3), 0 2px 4px rgba(0, 0, 0, .2)}}*,*:before,*:after{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);min-height:100vh;font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3,h4{margin:0;letter-spacing:-.02em;line-height:1.3}.app-bar{position:sticky;top:0;z-index:100;height:54px;display:flex;align-items:center;padding:0 24px;gap:16px;background:color-mix(in srgb,var(--card) 85%,transparent);border-bottom:1px solid var(--border);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}.app-logo{display:flex;align-items:center;gap:9px;text-decoration:none;color:var(--fg);font-size:15px;font-weight:700;letter-spacing:-.02em;flex-shrink:0}.app-logo:hover{text-decoration:none;opacity:.85}.app-logo-mark{width:28px;height:28px;background:var(--accent);border-radius:8px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:14px;font-weight:800;flex-shrink:0;letter-spacing:0}.app-bar-fill{flex:1}.container{max-width:1120px;margin:0 auto;padding:28px 24px}.row{display:flex;gap:8px;align-items:center}.col{display:flex;flex-direction:column;gap:8px}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--r);padding:20px;box-shadow:var(--shadow-xs)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;background:var(--card);border:1px solid var(--border);border-radius:var(--r-sm);padding:7px 14px;font-size:13px;font-weight:500;color:var(--fg);cursor:pointer;transition:background var(--ease),border-color var(--ease),color var(--ease),opacity var(--ease);white-space:nowrap;-webkit-user-select:none;user-select:none;text-decoration:none!important;line-height:1;-webkit-appearance:none}.btn:hover{background:var(--bg-subtle)}.btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.btn:active{opacity:.85}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}.btn-primary:hover{background:var(--accent-hov);border-color:var(--accent-hov)}.btn-ghost{background:transparent;border-color:transparent}.btn-ghost:hover{background:var(--bg-subtle);border-color:transparent}.btn-danger{color:var(--danger);background:transparent;border-color:transparent}.btn-danger:hover{background:var(--danger-soft);border-color:transparent;color:var(--danger)}.btn-sm{padding:4px 10px;font-size:12px;border-radius:6px}.input{background:var(--card);border:1px solid var(--border);border-radius:var(--r-sm);padding:8px 12px;font-size:14px;color:var(--fg);width:100%;transition:border-color var(--ease),box-shadow var(--ease);outline:none}.input::placeholder{color:var(--fg-muted)}.input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-dim)}.form-field{display:flex;flex-direction:column;gap:5px}.form-label{font-size:13px;font-weight:500}.toggle{position:relative;display:inline-block;width:38px;height:22px;flex-shrink:0}.toggle input{opacity:0;width:0;height:0;position:absolute}.toggle-track{position:absolute;top:0;right:0;bottom:0;left:0;background:var(--border);border-radius:var(--r-full);cursor:pointer;transition:background var(--ease)}.toggle-track:before{content:"";position:absolute;width:16px;height:16px;left:3px;top:3px;background:#fff;border-radius:50%;transition:transform var(--ease);box-shadow:var(--shadow-xs)}.toggle input:checked+.toggle-track{background:var(--accent)}.toggle input:checked+.toggle-track:before{transform:translate(16px)}.toggle:focus-within .toggle-track{box-shadow:0 0 0 3px var(--accent-dim)}.tag{display:inline-flex;align-items:center;padding:2px 9px;border-radius:var(--r-full);background:var(--accent-soft);font-size:11px;font-weight:500;color:var(--accent)}.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:var(--r-full);font-size:12px;font-weight:500}.badge-online{background:var(--accent-dim);color:var(--accent)}.badge-offline{background:#94a3b826;color:var(--fg-muted)}.badge-tracking{background:var(--accent-dim);color:var(--accent)}.badge-paused{background:#94a3b826;color:var(--fg-muted)}.dot{width:8px;height:8px;border-radius:50%;display:inline-block;background:var(--offline);flex-shrink:0}.dot.online{background:var(--accent)}@keyframes presence-pulse{0%,to{box-shadow:0 0 #22c55e80}60%{box-shadow:0 0 0 5px #22c55e00}}.dot.online{animation:presence-pulse 2.2s ease-in-out infinite}.avatar{width:38px;height:38px;border-radius:var(--r-full);background:var(--accent-dim);color:var(--accent);display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;flex-shrink:0;letter-spacing:-.02em;border:1.5px solid var(--border)}.avatar-lg{width:68px;height:68px;font-size:24px;border-width:2px}.avatar-sm{width:28px;height:28px;font-size:10px}.tabs{display:flex;gap:3px;background:var(--bg-subtle);border-radius:var(--r-sm);padding:3px;border:1px solid var(--border)}.tabs .btn{background:transparent;border:none;border-radius:6px;font-size:12px;font-weight:500;padding:5px 12px;color:var(--fg-muted);box-shadow:none}.tabs .btn:hover{background:var(--card);color:var(--fg)}.tabs .btn[aria-current=true]{background:var(--card);color:var(--fg);box-shadow:var(--shadow-xs)}.stats{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:16px}.stat-card{flex:1;min-width:90px;padding:14px 16px;background:var(--card);border:1px solid var(--border);border-radius:var(--r);box-shadow:var(--shadow-xs)}.stat-card .label{color:var(--fg-muted);text-transform:uppercase;font-size:10px;font-weight:600;letter-spacing:.07em}.stat-card .value{font-size:1.35rem;font-weight:700;margin-top:4px;letter-spacing:-.02em}.contact-table{width:100%;border-collapse:collapse}.contact-table th{border-bottom:1px solid var(--border);padding:9px 12px;text-align:left;font-size:10px;font-weight:600;color:var(--fg-muted);text-transform:uppercase;letter-spacing:.07em;white-space:nowrap}.contact-table td{border-bottom:1px solid var(--border-sub);padding:12px;font-size:13px;vertical-align:middle}.contact-table tbody tr:last-child td{border-bottom:none}.contact-table tbody tr{transition:background var(--ease)}.contact-table tbody tr:hover{background:var(--bg-subtle)}.contact-hero{display:flex;align-items:center;gap:20px;padding:24px;background:var(--card);border:1px solid var(--border);border-radius:var(--r-lg);box-shadow:var(--shadow-sm)}.contact-hero-info{flex:1;min-width:0}.contact-hero-name{font-size:20px;font-weight:700;letter-spacing:-.025em;margin-bottom:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.contact-hero-phone{font-size:13px;color:var(--fg-muted);margin-bottom:10px}.contact-hero-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}.breadcrumb{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--fg-muted)}.breadcrumb a{color:var(--fg-muted);transition:color var(--ease)}.breadcrumb a:hover{color:var(--fg);text-decoration:none}.breadcrumb-sep{color:var(--border);-webkit-user-select:none;user-select:none}.section-label{display:flex;align-items:center;gap:10px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.07em;color:var(--fg-muted)}.section-label:after{content:"";flex:1;height:1px;background:var(--border)}.muted{color:var(--fg-muted);font-size:13px}.error{color:var(--danger);font-size:13px}.thumb{width:36px;height:36px;border-radius:50%;object-fit:cover;background:var(--border)}.qr{display:flex;justify-content:center;background:#fff;padding:20px;border-radius:var(--r)}.code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:26px;letter-spacing:.25em;padding:14px 24px;background:var(--accent-soft);color:var(--accent);border-radius:var(--r-sm);display:inline-block;font-weight:600}.timeline{display:flex;flex-direction:column;gap:12px}.timeline-day{display:flex;flex-direction:column;gap:6px;border-left:2px solid var(--border);padding-left:16px}.timeline-day h3{margin:0 0 6px;font-size:11px;text-transform:uppercase;color:var(--fg-muted);letter-spacing:.06em}.timeline-entry{display:flex;align-items:center;gap:8px;font-size:13px}.timeline-entry time{color:var(--fg-muted);min-width:64px}.session-timeline{display:flex;flex-direction:column;gap:5px}.session-block{display:flex;align-items:flex-start;gap:10px;padding:10px 12px;border-radius:var(--r-sm);font-size:13px}.session-online{background:var(--accent-dim)}.session-offline{background:transparent;padding:5px 12px}.session-header{display:flex;align-items:center;gap:8px}.session-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0;margin-top:3px}.session-dot-online{background:var(--accent)}.session-dot-offline{background:var(--offline)}.session-label{font-weight:500;font-size:13px}.session-muted{font-weight:400;color:var(--fg-muted)}.session-duration{font-weight:400;color:var(--fg-muted);margin-left:6px;font-size:12px}.session-meta{font-size:12px;color:var(--fg-muted);margin-left:18px;margin-top:3px}.session-event{display:flex;align-items:center;gap:8px;padding:5px 12px;font-size:12px;color:var(--fg-muted)}.session-time{min-width:56px;color:var(--fg-muted);font-size:11px}.messages-list{display:flex;flex-direction:column;gap:4px;padding:8px 0}.message-bubble{display:flex;flex-direction:column;max-width:68%;padding:9px 14px;border-radius:14px;font-size:14px}.message-me{align-self:flex-end;background:var(--accent);color:#fff;border-bottom-right-radius:4px}.message-me .message-time{color:#ffffffa6}.message-them{align-self:flex-start;background:var(--card);border:1px solid var(--border);border-bottom-left-radius:4px}.message-body{word-break:break-word;line-height:1.45}.message-time{font-size:11px;color:var(--fg-muted);align-self:flex-end;margin-top:3px}.login-wrap{min-height:calc(100vh - 54px);display:flex;align-items:center;justify-content:center;padding:24px}.login-box{width:100%;max-width:360px}.login-brand{text-align:center;margin-bottom:28px}.login-brand-mark{width:52px;height:52px;background:var(--accent);border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:800;color:#fff;margin:0 auto 14px}.login-brand-title{font-size:20px;font-weight:700;letter-spacing:-.025em}.login-brand-sub{font-size:13px;color:var(--fg-muted);margin-top:4px}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:48px 24px;text-align:center;color:var(--fg-muted)}.empty-state-icon{font-size:30px;opacity:.35;margin-bottom:4px}.divider{height:1px;background:var(--border);margin:16px 0}.header{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border);padding-bottom:16px;margin-bottom:24px}.title{font-size:1.15rem;font-weight:600}