*{margin:0;padding:0;box-sizing:border-box}
:root{--bg:#0d1117;--bg2:#161b22;--border:#30363d;--text:#c9d1d9;--text-muted:#8b949e;--primary:#1f6feb;--success:#3fb950;--danger:#f85149}
body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;height:100dvh;overflow:hidden}
.screen{height:100dvh;display:flex;flex-direction:column}
.screen.hidden,.hidden{display:none!important}
.login-container{flex:1;display:flex;flex-direction:column;justify-content:center;align-items:center;padding:24px;gap:24px}
.logo{text-align:center}.logo h1{font-size:2rem;color:var(--primary)}.logo p{color:var(--text-muted);margin-top:4px}
.card{background:var(--bg2);border:1px solid var(--border);border-radius:12px;padding:24px;width:100%;max-width:400px}
.card h2,.card h3{margin-bottom:20px}
.form-group{margin-bottom:16px}.form-group label{display:block;font-size:13px;color:var(--text-muted);margin-bottom:6px}
input,textarea,select{width:100%;background:var(--bg);border:1px solid var(--border);border-radius:8px;color:var(--text);padding:10px 12px;font-size:15px;outline:none;-webkit-appearance:none}
input:focus,textarea:focus,select:focus{border-color:var(--primary)}
.code-input{font-size:24px;letter-spacing:8px;text-align:center}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 16px;border-radius:8px;border:none;font-size:14px;font-weight:500;cursor:pointer;transition:opacity .15s}
.btn:active{opacity:.8}
.btn-primary{background:var(--primary);color:white}
.btn-success{background:var(--success);color:white}
.btn-danger{background:var(--danger);color:white}
.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--border)}
.btn-sm{padding:6px 12px;font-size:12px}
.full-width{width:100%;margin-bottom:8px}
.btn-icon{background:transparent;border:none;color:var(--text-muted);font-size:20px;cursor:pointer;padding:4px}
.btn-back{background:transparent;border:none;color:var(--primary);font-size:20px;cursor:pointer;padding:8px}
.btn-row{display:flex;gap:8px;justify-content:flex-end;margin-top:16px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.error-msg{color:var(--danger);font-size:13px;margin-top:8px;text-align:center}
.hint{color:var(--text-muted);font-size:13px;margin-bottom:12px}
.app-header{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background:var(--bg2);border-bottom:1px solid var(--border);flex-shrink:0}
.app-header h1{font-size:1.1rem;color:var(--primary)}
.app-main{flex:1;overflow:hidden;position:relative}
.panel{height:100%;overflow-y:auto;display:flex;flex-direction:column}
.panel.hidden{display:none!important}
.panel-header{display:flex;align-items:center;justify-content:space-between;padding:16px;flex-shrink:0}
.bottom-nav{display:flex;background:var(--bg2);border-top:1px solid var(--border);flex-shrink:0;padding-bottom:env(safe-area-inset-bottom)}
.nav-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:8px 4px;background:transparent;border:none;color:var(--text-muted);cursor:pointer;position:relative;gap:2px}
.nav-item.active{color:var(--primary)}
.nav-icon{font-size:20px}.nav-label{font-size:10px}
.badge{position:absolute;top:4px;right:calc(50% - 16px);background:var(--danger);color:white;border-radius:10px;padding:1px 5px;font-size:10px;min-width:16px;text-align:center}
.item-list{flex:1;overflow-y:auto}
.conversation-item{display:flex;align-items:center;padding:14px 16px;border-bottom:1px solid var(--border);cursor:pointer;gap:12px}
.conversation-item:active{background:var(--bg2)}
.conv-avatar{width:44px;height:44px;background:var(--primary);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0}
.conv-info{flex:1;min-width:0}.conv-number{font-weight:500;font-size:15px}
.conv-preview{color:var(--text-muted);font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px}
.conv-time{color:var(--text-muted);font-size:11px;flex-shrink:0}
.list-view,.chat-view{height:100%;display:flex;flex-direction:column}
.chat-header{display:flex;align-items:center;padding:8px 16px;border-bottom:1px solid var(--border);gap:8px;background:var(--bg2);flex-shrink:0}
#chat-contact{font-weight:500}
.messages-container{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:8px}
.message{max-width:75%;padding:10px 14px;border-radius:18px;font-size:15px;line-height:1.4;word-wrap:break-word}
.message.inbound{background:var(--bg2);border:1px solid var(--border);align-self:flex-start;border-bottom-left-radius:4px}
.message.outbound{background:var(--primary);color:white;align-self:flex-end;border-bottom-right-radius:4px}
.message-time{font-size:10px;opacity:.6;margin-top:4px}
.chat-input-bar{display:flex;padding:10px 12px;gap:8px;border-top:1px solid var(--border);background:var(--bg2);flex-shrink:0}
.chat-input{flex:1}
.call-item{display:flex;align-items:center;padding:14px 16px;border-bottom:1px solid var(--border);gap:12px}
.call-icon{font-size:20px}.call-info{flex:1}.call-number{font-weight:500}
.call-meta{color:var(--text-muted);font-size:12px;margin-top:2px}.call-time{color:var(--text-muted);font-size:11px}
.vm-item{background:var(--bg2);border:1px solid var(--border);border-radius:10px;margin:8px 16px;padding:14px}
.vm-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.vm-from{font-weight:500}.vm-duration{color:var(--text-muted);font-size:12px}
.vm-transcript{color:var(--text-muted);font-size:13px;margin:8px 0;font-style:italic}
.vm-actions{display:flex;gap:8px;margin-top:10px}
.vm-item.unread{border-color:var(--primary)}
audio{width:100%;margin-top:8px}
.admin-sections{padding:12px;display:flex;flex-direction:column;gap:16px}
.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.divert-item{display:flex;align-items:center;padding:10px 0;border-bottom:1px solid var(--border);gap:10px}
.divert-item:last-child{border-bottom:none}
.divert-info{flex:1}.divert-name{font-weight:500;font-size:14px}.divert-meta{color:var(--text-muted);font-size:12px;margin-top:2px}
.divert-actions{display:flex;gap:6px}
.toggle-btn{padding:4px 10px;border-radius:20px;border:none;font-size:12px;cursor:pointer}
.toggle-btn.active{background:var(--success);color:white}.toggle-btn.inactive{background:var(--border);color:var(--text-muted)}
.qr-code{display:block;margin:12px auto;max-width:200px;border-radius:8px}
.modal{position:fixed;inset:0;background:rgba(0,0,0,.7);display:flex;align-items:flex-end;z-index:100}
.modal-content{background:var(--bg2);border:1px solid var(--border);border-radius:16px 16px 0 0;padding:24px;width:100%;max-height:80vh;overflow-y:auto}
.modal-content h3{margin-bottom:16px}
.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;color:var(--text-muted);gap:8px}
.empty-state .icon{font-size:40px}
.dial-display{font-size:22px;letter-spacing:2px;text-align:center;margin-bottom:16px;width:100%}
.dialpad-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:16px}
.dial-btn{background:var(--bg);border:1px solid var(--border);color:var(--text);font-size:22px;padding:16px;border-radius:10px;cursor:pointer;transition:background .15s}
.dial-btn:active{background:var(--border)}
.dialpad-actions{display:flex;justify-content:space-between;align-items:center;gap:10px}
.dial-call-btn{background:var(--success);border:none;color:white;font-size:28px;width:64px;height:64px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center}
.dial-call-btn:active{opacity:.8}
.active-call-bar{position:fixed;bottom:60px;left:0;right:0;background:#1a3a1a;border-top:1px solid var(--success);border-bottom:1px solid var(--success);padding:12px 16px;display:flex;align-items:center;justify-content:space-between;z-index:50}
.call-info-live{display:flex;align-items:center;gap:8px}
.call-dot{width:10px;height:10px;background:var(--success);border-radius:50%;animation:pulse 1.5s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.3}}
.hangup-btn{background:var(--danger);border:none;color:white;padding:8px 16px;border-radius:8px;cursor:pointer;font-size:14px;font-weight:500}