:root{font-family:Inter,Segoe UI,sans-serif;font-size:15px;color-scheme:light;--bg:#f3f7f9;--surface:#fff;--soft:#e7f2f5;--text:#203542;--muted:#667f8f;--border:#dbe6ec;--primary:#087f96;--on-primary:#fff;--focus:#10a6be;--toast:#115967;--error:#a3333e}
:root[data-theme=dark]{color-scheme:dark;--bg:#08141e;--surface:#101f2b;--soft:#143440;--text:#e4f0f6;--muted:#a2b9c7;--border:#27414f;--primary:#35d2e6;--on-primary:#06262e;--focus:#68e8f7;--toast:#125968;--error:#a63a4b}
*{box-sizing:border-box}body{margin:0;color:var(--text);background:var(--bg)}button,input,select,textarea{font:inherit}button{cursor:pointer;background:var(--primary);color:var(--on-primary);border:0;padding:12px 18px;border-radius:8px;font-weight:600}button:hover{filter:brightness(.94)}button:disabled{opacity:.5;cursor:default}button.secondary{background:var(--soft);color:var(--text)}a{color:var(--primary)}:focus-visible{outline:3px solid var(--focus);outline-offset:3px}input,select,textarea{width:100%;border:1px solid var(--border);border-radius:7px;padding:11px;background:var(--surface);color:var(--text)}input[type=checkbox]{width:auto;accent-color:var(--primary)}label{display:block;margin:13px 0;color:var(--text);font-weight:500}label input,label select,label textarea{margin-top:7px}textarea{min-height:120px;resize:vertical}.inline{display:flex;gap:10px;align-items:center}.inline input{margin:0}h1{font-size:32px;letter-spacing:-1px;margin:8px 0}h2{font-size:21px}h3{font-size:16px}.muted{color:var(--muted);font-size:13px;line-height:1.7}.eyebrow{font-size:11px;letter-spacing:2px;color:var(--muted)}.badge{display:inline-block;font-size:11px;font-weight:700;letter-spacing:1px;background:var(--soft);color:var(--primary);border-radius:5px;padding:8px 10px}
.logo-wrap{width:100%;overflow:hidden;border-radius:14px}.logo{display:block;width:100%;height:auto}.logo-dark{display:none}[data-theme=dark] .logo-light{display:none}[data-theme=dark] .logo-dark{display:block}.theme-switch{position:fixed;right:24px;top:20px;z-index:15}.theme-switch button{border:1px solid var(--border);box-shadow:0 4px 15px #0001}.sidebar-caption{text-align:center;font-size:10px;letter-spacing:1.5px}
aside{position:fixed;left:0;top:0;bottom:0;width:250px;background:var(--surface);border-right:1px solid var(--border);padding:24px;display:flex;flex-direction:column;overflow-y:auto}aside .logo-wrap{flex-shrink:0}aside nav{display:grid;gap:8px;margin-top:20px;margin-bottom:24px}nav button{background:transparent;color:var(--muted);text-align:left;padding:14px}nav button.active{background:var(--soft);color:var(--primary)}.account{margin-top:auto;border-top:1px solid var(--border);padding-top:20px;display:grid;gap:12px;font-size:12px;overflow-wrap:anywhere}.account button{background:var(--soft);color:var(--text)}main{margin-left:250px;max-width:1600px;padding:65px 45px 32px}header,.section-head{display:flex;justify-content:space-between;align-items:center;gap:16px}header{margin-bottom:32px}.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:25px;margin:20px 0}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:20px}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.stat{background:var(--surface);padding:23px;border:1px solid var(--border);border-radius:10px}.stat strong{display:block;font-size:30px;margin-top:8px;color:var(--primary)}.stat span{color:var(--muted);font-size:13px}.actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}.actions button{padding:9px 13px}.scroll{max-height:230px;overflow:auto;border:1px solid var(--border);border-radius:7px;padding:12px}.template{border-left:3px solid var(--primary);padding:10px 16px;margin:14px 0;background:var(--bg)}table{border-collapse:collapse;width:100%;background:var(--surface);border-radius:10px;font-size:13px}th,td{padding:14px;text-align:left;border-bottom:1px solid var(--border)}th{color:var(--muted);font-size:11px;text-transform:uppercase}td button{font-size:12px;padding:8px}.table-wrap{overflow:auto;margin:20px 0}#notice{position:fixed;right:24px;top:76px;max-width:min(480px,calc(100vw - 48px));padding:14px 20px;border-radius:8px;background:var(--toast);color:#fff;z-index:20;display:none;box-shadow:0 4px 20px #0002}#notice.error{background:var(--error)}
.login{max-width:1000px;margin:8vh auto;padding:45px 35px;display:grid;grid-template-columns:1fr 1fr;gap:65px;align-items:center}.login-intro .logo-wrap{width:240px}.login h1{font-size:38px;margin-top:26px}.login p{color:var(--muted);line-height:1.6}.login form{margin-top:30px}.login button{width:100%;margin-top:15px}#qrResult img{max-width:240px;margin-top:20px;background:#fff}[hidden]{display:none!important}.empty{text-align:center;padding:50px;color:var(--muted);border:1px dashed var(--border);border-radius:12px;margin-top:18px}.body-preview{white-space:pre-wrap;max-width:350px}.status{font-size:12px;color:var(--primary);font-weight:600}dialog{background:var(--surface);color:var(--text);border:1px solid var(--border);border-radius:12px;width:min(450px,90vw);padding:25px}dialog::backdrop{background:#00101c99}
@media(max-width:800px){.theme-switch{right:16px;top:16px}.theme-switch button{font-size:12px;padding:10px 12px}aside{position:static;width:auto;padding:20px;overflow:visible}aside .logo-wrap{width:160px}aside .sidebar-caption{text-align:left}aside nav{display:flex;flex-wrap:wrap;margin-top:15px;margin-bottom:15px}.account{display:flex;align-items:center;flex-wrap:wrap;margin-top:15px}main{margin:0;padding:20px}.stats{grid-template-columns:repeat(2,1fr)}header .badge{display:none}.grid{grid-template-columns:1fr}.section-head{flex-wrap:wrap}.login{margin:40px auto 0;padding:35px 25px;grid-template-columns:1fr;gap:12px}.login-intro .logo-wrap{width:180px}.login h1{font-size:30px}.login form{margin-top:10px}.empty{padding:32px 20px}}

button.loading{display:inline-flex;align-items:center;gap:8px;cursor:wait}button.loading::before{content:"";width:14px;height:14px;flex:none;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;animation:button-spin .7s linear infinite}@keyframes button-spin{to{transform:rotate(360deg)}}

.connection-card{position:relative}.connection-card>.badge{max-width:calc(100% - 45px)}button.connection-trash{position:absolute;top:18px;right:18px;display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;padding:7px;background:transparent;color:var(--muted);border:1px solid var(--border);border-radius:8px}button.connection-trash:hover{color:var(--error);background:var(--soft)}button.connection-trash.loading{width:auto;min-width:34px}

.selected-list{border-color:var(--primary);box-shadow:0 0 0 1px var(--primary)}#contactListCards .card{margin:8px 0}#contactListCards h3{padding-right:35px;overflow-wrap:anywhere}