:root{
  --blue:#2783de; --blue-d:#1f6ac0; --ink:#22211f; --muted:#7d7a75; --line:#e6e5e3;
  --bg:#f4f5f7; --panel:#ffffff; --ok:#3fae74; --warn:#e0932f; --bad:#d9534f;
  --radius:14px; --shadow:0 1px 2px rgba(20,20,20,.04),0 8px 24px -12px rgba(20,20,20,.10);
  font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);
}
*{box-sizing:border-box}
body{margin:0;min-width:320px;background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3{margin:0}
.eyebrow{font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:0 0 2px}

/* Topbar */
.topbar{height:66px;padding:0 22px;display:flex;align-items:center;justify-content:space-between;background:var(--panel);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.brand{display:flex;align-items:center;gap:12px}
.brand>div{display:flex;flex-direction:column;line-height:1.2}
.brand strong{font-size:15px}
.brand span{font-size:12px;color:var(--muted)}
.logo{width:38px;height:38px;border-radius:10px;background:var(--blue);color:#fff;display:grid;place-items:center;font-size:19px;font-weight:800}
.status-row{display:flex;align-items:center;gap:8px}
.badge{display:flex;align-items:center;gap:7px;border:1px solid var(--line);background:#faf9f8;padding:6px 11px;border-radius:999px;font-size:12.5px;font-weight:500;color:var(--muted)}
.badge i{width:8px;height:8px;border-radius:50%;background:#c9c7c3;transition:background .2s}
.badge.ok{color:#256b47;background:#eaf6ef;border-color:#cfead9}.badge.ok i{background:var(--ok)}
.badge.bad{color:#8a322f;background:#fbeceb;border-color:#f2d4d2}.badge.bad i{background:var(--bad);animation:none}
.badge.warn{color:#82551a;background:#fdf3e5;border-color:#f4e2c6}.badge.warn i{background:var(--warn)}
.badge.live i{animation:pulse 1.3s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(63,174,116,.5)}70%{box-shadow:0 0 0 6px rgba(63,174,116,0)}100%{box-shadow:0 0 0 0 rgba(63,174,116,0)}}

/* Buttons */
.button{border:1px solid var(--line);background:#fff;padding:9px 15px;border-radius:10px;font-weight:600;font-size:13.5px;cursor:pointer;transition:.15s;display:inline-flex;align-items:center;gap:7px}
.button:hover{border-color:#d3d1cd;background:#faf9f8}
.button.primary{background:var(--blue);border-color:var(--blue);color:#fff}
.button.primary:hover{background:var(--blue-d);border-color:var(--blue-d)}
.button.danger{background:var(--bad);border-color:var(--bad);color:#fff}.button.danger:hover{filter:brightness(.95)}
.button:disabled{opacity:.45;cursor:not-allowed}
.icon-button{width:34px;height:34px;border-radius:9px;border:1px solid var(--line);background:#fff;cursor:pointer;font-size:18px;line-height:1;color:var(--muted)}
.icon-button:hover{background:#faf9f8}

/* Shell */
.shell{display:grid;grid-template-columns:300px minmax(440px,1fr) 340px;gap:16px;padding:16px;align-items:start;min-height:calc(100vh - 66px);max-width:1500px;margin:0 auto}
.dialer>*{max-width:420px;width:100%}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;display:flex;flex-direction:column}
.panel-head{padding:16px 18px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}
.panel-head h2{font-size:15px}
.panel-body{padding:16px 18px;display:flex;flex-direction:column;gap:12px}
@media(max-width:1080px){.shell{grid-template-columns:1fr}}

/* Phone hub / dialer */
.dialer{align-items:center;text-align:center;gap:14px;padding-top:22px}
.callee{width:100%}
.callee input{width:100%;text-align:center;font-size:30px;font-weight:600;letter-spacing:.02em;border:none;outline:none;background:transparent;color:var(--ink);padding:6px 0}
.callee input::placeholder{color:#c4c2be;font-weight:500}
.callee .sub{font-size:12.5px;color:var(--muted);min-height:18px}
.keypad{display:grid;grid-template-columns:repeat(3,72px);gap:14px;justify-content:center;margin:6px 0}
.key{width:72px;height:72px;border-radius:50%;border:1px solid var(--line);background:#fff;cursor:pointer;display:flex;flex-direction:column;align-items:center;justify-content:center;transition:.12s}
.key:hover{background:#f2f6fc;border-color:#bcd6f4}
.key:active{transform:scale(.94)}
.key b{font-size:24px;font-weight:600;line-height:1}
.key small{font-size:9.5px;letter-spacing:.14em;color:var(--muted);margin-top:2px;min-height:11px}
.call-actions{display:flex;gap:14px;align-items:center;justify-content:center;margin-top:4px}
.call-btn{width:64px;height:64px;border-radius:50%;border:none;cursor:pointer;display:grid;place-items:center;font-size:26px;color:#fff;transition:.15s}
.call-btn.go{background:var(--ok)}.call-btn.go:hover{filter:brightness(1.05)}
.call-btn.end{background:var(--bad)}.call-btn.end:hover{filter:brightness(1.05)}
.call-btn:disabled{opacity:.4;cursor:not-allowed}
.round-toggle{width:52px;height:52px;border-radius:50%;border:1px solid var(--line);background:#fff;cursor:pointer;display:grid;place-items:center;font-size:20px;color:var(--muted)}
.round-toggle.active{background:var(--ink);color:#fff;border-color:var(--ink)}

/* In-call banner */
.incall{width:100%;border:1px solid #cfead9;background:#eaf6ef;border-radius:12px;padding:14px 16px;display:flex;align-items:center;justify-content:space-between;gap:10px}
.incall .who{font-weight:700}
.incall .timer{font-variant-numeric:tabular-nums;font-weight:600;color:#256b47}
.incoming{width:100%;border:1px solid #f4e2c6;background:#fdf3e5;border-radius:12px;padding:14px 16px;text-align:center}
.incoming .who{font-weight:700;font-size:16px;margin-bottom:10px}
.incoming .row{display:flex;gap:10px;justify-content:center}

/* Lists */
.list{display:flex;flex-direction:column;gap:2px;overflow:auto}
.row-item{display:flex;align-items:center;gap:11px;padding:10px 8px;border-radius:9px;cursor:pointer;transition:.12s}
.row-item:hover{background:#f6f7f9}
.avatar{width:34px;height:34px;border-radius:9px;background:#eef1f5;color:var(--blue);display:grid;place-items:center;font-weight:700;font-size:14px;flex-shrink:0}
.row-item .meta{min-width:0;flex:1}
.row-item .meta b{display:block;font-size:13.5px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.row-item .meta span{font-size:12px;color:var(--muted)}
.row-item .dir{font-size:11px;color:var(--muted);white-space:nowrap}
.dir.in{color:var(--ok)}.dir.miss{color:var(--bad)}
.empty{padding:34px 18px;text-align:center;color:var(--muted)}
.empty b{display:block;color:var(--ink);margin-bottom:4px}

/* Wrap-up */
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-size:12px;font-weight:600;color:var(--muted)}
.field input,.field select,.field textarea{border:1px solid var(--line);border-radius:10px;padding:10px 12px;font-size:13.5px;background:#fff;outline:none}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--blue)}
.field textarea{resize:vertical;min-height:96px}
.chips{display:flex;flex-wrap:wrap;gap:7px}
.chip{border:1px solid var(--line);background:#fff;border-radius:999px;padding:6px 12px;font-size:12.5px;cursor:pointer;font-weight:500}
.chip.on{background:var(--blue);border-color:var(--blue);color:#fff}

/* Dialog */
dialog{border:none;border-radius:16px;padding:26px;max-width:520px;width:92%;box-shadow:0 24px 70px -20px rgba(0,0,0,.4)}
dialog::backdrop{background:rgba(20,20,25,.45);backdrop-filter:blur(2px)}
.modal-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:16px}
.modal-head h2{font-size:19px}
.help{font-size:12.5px;color:var(--muted);line-height:1.55;background:#f6f7f9;border:1px solid var(--line);border-radius:10px;padding:12px 14px}
.help code{background:#eceef1;padding:1px 5px;border-radius:5px;font-size:12px}
.help a{color:var(--blue)}
.seg{display:flex;background:#f0f1f3;border-radius:10px;padding:4px;gap:4px;margin-bottom:4px}
.seg button{flex:1;border:none;background:transparent;padding:8px;border-radius:7px;font-weight:600;font-size:13px;cursor:pointer;color:var(--muted)}
.seg button.on{background:#fff;color:var(--ink);box-shadow:var(--shadow)}

/* Settings form extras */
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(max-width:520px){.grid2{grid-template-columns:1fr}}
.reveal{display:flex;gap:6px}.reveal input{flex:1}
.check{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--muted);margin-top:12px;cursor:pointer}
.check input{width:15px;height:15px}
.routing{margin-top:14px;border:1px solid var(--line);border-radius:10px;padding:12px 14px;background:#faf9f8}
.routing summary{cursor:pointer;font-weight:600;font-size:13px;color:var(--ink)}
.routing pre{background:#1e2430;color:#d6e2f5;border-radius:8px;padding:12px 14px;font-size:12px;overflow:auto;margin:8px 0 0;line-height:1.5}
dialog{max-width:600px}

/* Admin login gate */
.gate{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center;background:var(--bg);padding:20px}
body:not(.locked) .gate{display:none}
body.locked .topbar,body.locked .shell{display:none}
.gate-card{width:100%;max-width:380px;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:34px 30px;text-align:center}
.gate-logo{width:46px;height:46px;border-radius:12px;background:var(--blue);color:#fff;display:grid;place-items:center;font-size:23px;font-weight:800;margin:0 auto 16px}
.gate-card h1{font-size:20px;color:var(--ink)}
.gate-card>p{font-size:13px;color:var(--muted);margin:6px 0 0}
#gateForm{display:flex;flex-direction:column;gap:10px;margin-top:20px}
#gateForm input{border:1px solid var(--line);border-radius:10px;padding:11px 13px;font-size:14px;outline:none}
#gateForm input:focus{border-color:var(--blue)}
.gate-err{color:var(--bad);font-size:12.5px;min-height:16px;margin:0}
.gate-note{font-size:11.5px;color:var(--muted);margin-top:16px}

/* Toast */
#toast{position:fixed;bottom:22px;left:50%;transform:translateX(-50%) translateY(20px);background:var(--ink);color:#fff;padding:12px 18px;border-radius:11px;font-size:13.5px;font-weight:500;opacity:0;pointer-events:none;transition:.25s;z-index:60;max-width:90vw}
#toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
#toast.bad{background:var(--bad)}#toast.ok{background:var(--ok)}