*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #f5f5f5;--card: #ffffff;--text: #1a1a1a;--text-secondary: #555;--border: #ddd;--accent: #2563eb;--accent-hover: #1d4ed8;--danger: #dc2626;--danger-hover: #b91c1c;--success: #16a34a;--success-hover: #15803d;--radius: 12px;--shadow: 0 1px 3px rgba(0, 0, 0, .08)}html{font-size:18px}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.5;-webkit-font-smoothing:antialiased}.app{max-width:480px;margin:0 auto;padding:12px;min-height:100dvh;display:flex;flex-direction:column;gap:12px}.auth-screen{justify-content:center;align-items:center;padding:24px}.card{background:var(--card);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}.auth-card{width:100%;max-width:400px;text-align:center}.app-title{font-size:28px;font-weight:700;margin-bottom:4px}.auth-subtitle{color:var(--text-secondary);font-size:16px;margin-bottom:16px}.header{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow)}.header-left{display:flex;align-items:baseline;gap:10px}.header-title{font-size:22px;font-weight:700}.header-user{font-size:15px;color:var(--text-secondary)}.btn-logout{background:none;border:1px solid var(--border);border-radius:8px;padding:8px 16px;font-size:15px;cursor:pointer;color:var(--text-secondary)}.btn-logout:hover{background:#f0f0f0}.tab-bar{display:flex;gap:4px;margin-bottom:4px}.main-tabs{background:var(--card);border-radius:var(--radius);padding:6px;box-shadow:var(--shadow)}.tab-btn{flex:1;background:none;border:none;padding:12px 8px;font-size:16px;font-weight:500;border-radius:8px;cursor:pointer;color:var(--text-secondary);transition:background .15s,color .15s}.tab-btn.active{background:var(--accent);color:#fff}.tab-btn:not(.active):hover{background:#f0f0f0}.call-panel{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);min-height:60px}.call-status{display:flex;align-items:center;gap:10px}.call-dot{width:12px;height:12px;border-radius:50%;background:var(--border);flex-shrink:0}.call-dot.active{background:var(--success);animation:pulse 1.5s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}.call-text{font-size:16px;font-weight:500}.btn-end{background:var(--danger);color:#fff;border:none;border-radius:10px;padding:12px 20px;font-size:17px;font-weight:600;cursor:pointer}.btn-end:hover{background:var(--danger-hover)}.contact-list{list-style:none}.contact-row{display:flex;justify-content:space-between;align-items:center;padding:14px 0;border-bottom:1px solid #eee;gap:12px}.contact-row:last-child{border-bottom:none}.contact-info{display:flex;flex-direction:column;min-width:0}.contact-name{font-size:17px;font-weight:600}.contact-username{font-size:14px;color:var(--text-secondary)}.contact-actions{display:flex;gap:8px;flex-shrink:0}.btn-primary{background:var(--accent);color:#fff;border:none;border-radius:10px;padding:14px 24px;font-size:17px;font-weight:600;cursor:pointer;width:100%}.btn-primary:hover{background:var(--accent-hover)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-call{background:var(--success);color:#fff;border:none;border-radius:10px;padding:10px 16px;font-size:16px;font-weight:600;cursor:pointer;white-space:nowrap}.btn-call:hover{background:var(--success-hover)}.btn-call:disabled{opacity:.4;cursor:not-allowed}.btn-secondary{background:none;border:1px solid var(--border);border-radius:10px;padding:10px 14px;font-size:15px;cursor:pointer;color:var(--text-secondary);white-space:nowrap}.btn-secondary:hover{background:#f5f5f5}.pending-badge{font-size:14px;color:var(--text-secondary);padding:6px 12px;background:#f0f0f0;border-radius:8px}.section-title{font-size:18px;font-weight:600;margin-bottom:8px}.empty{color:var(--text-secondary);font-size:16px;text-align:center;padding:20px 0}.form-stack{display:flex;flex-direction:column;gap:14px;margin-top:16px;text-align:left}.form-stack label{display:flex;flex-direction:column;gap:6px;font-size:16px;font-weight:500}.form-stack input,.add-form input,.search-box input{padding:14px;border:1px solid var(--border);border-radius:10px;font-size:17px;background:#fafafa;width:100%}.form-stack input:focus,.add-form input:focus,.search-box input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #2563eb26}.add-form{display:flex;gap:8px;margin-bottom:16px}.add-form input{flex:1}.add-form .btn-primary{width:auto;flex-shrink:0}.search-box{display:flex;flex-direction:column;gap:6px}.search-box label{font-size:15px;font-weight:500;color:var(--text-secondary)}.modal-overlay{position:fixed;inset:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:100;padding:24px}.modal-card{background:var(--card);border-radius:20px;padding:32px;text-align:center;max-width:360px;width:100%;box-shadow:0 8px 30px #0003}.modal-ring{font-size:48px;margin-bottom:12px;animation:ring 1s infinite}@keyframes ring{0%,to{transform:rotate(0)}25%{transform:rotate(15deg)}75%{transform:rotate(-15deg)}}.modal-card h2{font-size:22px;margin-bottom:8px}.modal-caller{font-size:18px;color:var(--text-secondary);margin-bottom:24px}.modal-actions{display:flex;gap:12px}.btn-accept{flex:1;background:var(--success);color:#fff;border:none;border-radius:14px;padding:16px;font-size:18px;font-weight:700;cursor:pointer}.btn-accept:hover{background:var(--success-hover)}.btn-reject{flex:1;background:var(--danger);color:#fff;border:none;border-radius:14px;padding:16px;font-size:18px;font-weight:700;cursor:pointer}.btn-reject:hover{background:var(--danger-hover)}.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%);padding:14px 24px;border-radius:12px;font-size:16px;font-weight:500;z-index:200;max-width:400px;text-align:center;box-shadow:0 4px 12px #00000026}.error-toast{background:#fef2f2;color:var(--danger);border:1px solid #fecaca}.notice-toast{background:#f0fdf4;color:var(--success);border:1px solid #bbf7d0}.error-msg{color:var(--danger);font-size:15px;margin-top:12px}@media(max-width:480px){html{font-size:17px}.app{padding:8px}}