:root{color-scheme:dark}body{margin:0}@keyframes pulse-ring{0%{transform:scale(1);opacity:.6}to{transform:scale(1.7);opacity:0}}#chatbot-icon{position:fixed;bottom:24px;right:24px;background:linear-gradient(135deg,#4f46e5,#818cf8);color:#fff;width:54px;height:54px;border-radius:50%;cursor:pointer;font-size:23px;z-index:1000;border:2px solid rgba(255,255,255,.2);box-shadow:0 0 0 6px #6366f126,0 8px 32px #6366f18c;display:flex;align-items:center;justify-content:center;transition:all .3s ease}#chatbot-icon:before{content:"";position:absolute;width:54px;height:54px;border-radius:50%;background:#6366f173;animation:pulse-ring 2s ease-out infinite;z-index:-1}#chatbot-icon:hover{transform:scale(1.08) translateY(-2px);box-shadow:0 0 0 8px #6366f133,0 12px 40px #6366f1b3}#chatbot-window{position:fixed;bottom:88px;right:24px;width:348px;height:460px;background:#13132b;border-radius:18px;border:1.5px solid rgba(99,102,241,.55);box-shadow:0 0 0 4px #6366f11a,0 8px 32px #6366f140,0 32px 80px #000000b3,inset 0 1px #ffffff12;display:flex;flex-direction:column;z-index:1000;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;overflow:hidden}.hidden{display:none!important}#chatbot-header{background:linear-gradient(135deg,#4f46e5,#6366f1 60%,#818cf8);color:#fff;padding:14px 16px;display:flex;justify-content:space-between;align-items:center;font-weight:700;font-size:14px;letter-spacing:.3px;border-top-left-radius:18px;border-top-right-radius:18px;box-shadow:0 2px 12px #6366f159;position:relative}#chatbot-header:after{content:"";position:absolute;bottom:0;left:0;right:0;height:1px;background:#ffffff1f}#appointment-btn{background:#ffffff26;color:#fff;border:1px solid rgba(255,255,255,.25);padding:5px 12px;border-radius:20px;cursor:pointer;font-size:11px;font-weight:600;letter-spacing:.3px;transition:all .2s ease;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}#appointment-btn:hover{background:#ffffff47;border-color:#ffffff73}#minimize-btn{background:#ffffff26;color:#fff;border:1px solid rgba(255,255,255,.25);width:28px;height:28px;border-radius:50%;cursor:pointer;font-size:16px;font-weight:700;display:flex;align-items:center;justify-content:center;margin-left:6px;transition:all .2s ease}#minimize-btn:hover{background:#ffffff47}#chatbot-messages{flex:1;padding:16px;overflow-y:auto;font-size:13.5px;display:flex;flex-direction:column;gap:10px;background-color:#0d0d24;scrollbar-width:thin;scrollbar-color:#2a2a50 transparent}#chatbot-messages::-webkit-scrollbar{width:4px}#chatbot-messages::-webkit-scrollbar-track{background:transparent}#chatbot-messages::-webkit-scrollbar-thumb{background:#1e2130;border-radius:4px}#chatbot-input-area{display:flex;border-top:1px solid rgba(99,102,241,.2);background-color:#13132b;padding:12px;gap:8px;align-items:center}#chatbot-input{flex:1;padding:10px 14px;border:1px solid rgba(99,102,241,.25);border-radius:24px;outline:none;font-size:13.5px;transition:border-color .2s,box-shadow .2s;background:#0d0d24;color:#e2e8f0}#chatbot-input::placeholder{color:#475569}#chatbot-input:focus{border-color:#6366f1;box-shadow:0 0 0 3px #6366f126}#chatbot-send{background:linear-gradient(135deg,#4f46e5,#6366f1);color:#fff;border:none;border-radius:24px;padding:10px 18px;cursor:pointer;font-weight:600;font-size:13px;transition:all .2s ease;white-space:nowrap;box-shadow:0 2px 12px #6366f159}#chatbot-send:hover{transform:translateY(-1px);box-shadow:0 4px 20px #6366f180;background:linear-gradient(135deg,#4338ca,#4f46e5)}.message{max-width:82%;padding:10px 14px;border-radius:16px;font-size:13.5px;line-height:1.5}.bot{align-self:flex-start;background:#1a1a38;color:#e2e8f0;border:1px solid rgba(99,102,241,.2);border-bottom-left-radius:4px}.user{align-self:flex-end;background:linear-gradient(135deg,#4f46e5,#6366f1);color:#fff;border:none;border-bottom-right-radius:4px;box-shadow:0 2px 12px #6366f14d}.loading{color:#94a3b8;font-style:italic;opacity:.7}#calendar-modal{position:fixed;top:0;left:0;width:100%;height:100%;display:flex;align-items:flex-start;justify-content:start;padding-top:40px;z-index:2000;background:#03030db3;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.calendar-content{position:relative;background:#0c0c1e;border:1px solid #1e2130;padding:20px;border-radius:16px;box-shadow:0 24px 64px #00000080,0 0 0 1px #6366f126;display:flex;flex-direction:column;gap:12px;width:70%;height:85%;overflow-y:auto;color:#e2e8f0}.calendar-header{display:flex;justify-content:space-between;align-items:center;font-weight:700;color:#f1f5f9}.calendar-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:5px;margin-top:10px}.calendar-weekday{font-weight:600;text-align:center;padding:10px;background:#131329;border-radius:6px;color:#64748b;font-size:12px;letter-spacing:.5px}.weekdays{margin-bottom:5px}.calendar-day{background:#131329;border:1px solid #1e2130;padding:40px;text-align:center;border-radius:8px;cursor:pointer;transition:all .2s;color:#94a3b8}.calendar-day:hover{background:#6366f1;border-color:#6366f1;color:#fff;transform:scale(1.05)}.calendar-day.disabled{background:#0a0a1a;border-color:#131329;color:#334155;cursor:not-allowed}.calendar-day.disabled:hover{background:#0a0a1a;border-color:#131329;color:#334155;transform:none}.empty{visibility:hidden}#prev-month,#next-month{background:#1e2130;color:#94a3b8;border:1px solid #2d3148;padding:5px 10px;border-radius:8px;cursor:pointer;transition:all .2s}#prev-month:hover,#next-month:hover{background:#6366f1;border-color:#6366f1;color:#fff}#close-calendar{background:#1e2130;color:#64748b;border:1px solid #2d3148;width:30px;height:30px;border-radius:50%;cursor:pointer;font-size:14px;display:flex;align-items:center;justify-content:center;transition:all .2s}#close-calendar:hover{background:#ef4444;border-color:#ef4444;color:#fff}#doctor-modal{position:fixed;top:0;left:0;width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:#03030dbf;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);z-index:4000}.doctor-content{background:#0c0c1e;border:1px solid #1e2130;padding:24px;border-radius:16px;width:70%;max-height:80%;overflow-y:auto;color:#e2e8f0;box-shadow:0 24px 64px #00000080}.doctor-header{display:flex;justify-content:space-between;align-items:center;font-weight:700;margin-bottom:16px;color:#f1f5f9}.doctor-table{width:100%;border-collapse:collapse;color:#94a3b8}.doctor-table th{border:1px solid #1e2130;padding:10px;text-align:center;background:#131329;color:#64748b;font-size:12px;letter-spacing:.5px;text-transform:uppercase}.doctor-table td{border:1px solid #1e2130;padding:10px;text-align:center}.book-btn{background:linear-gradient(135deg,#4f46e5,#6366f1);color:#fff;border:none;padding:6px 14px;border-radius:8px;cursor:pointer;font-weight:600;font-size:12px;transition:all .2s}.book-btn:hover{background:linear-gradient(135deg,#4338ca,#4f46e5);transform:translateY(-1px)}#register-modal,#login-modal,#otp-modal{position:fixed;top:0;left:0;width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:#03030dbf;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);z-index:5000}#login-modal{z-index:6000}#otp-modal{z-index:7000}.form-content{background:#0c0c1e;border:1px solid #1e2130;padding:28px;border-radius:16px;width:400px;max-width:90%;display:flex;flex-direction:column;gap:12px;box-shadow:0 24px 64px #00000080,0 0 0 1px #6366f126;color:#e2e8f0}.form-header{display:flex;justify-content:space-between;align-items:center;font-weight:700;margin-bottom:6px;color:#f1f5f9;font-size:15px}.form-header button{background:#1e2130;color:#64748b;border:1px solid #2d3148;width:28px;height:28px;border-radius:50%;cursor:pointer;font-size:13px;display:flex;align-items:center;justify-content:center;transition:all .2s}.form-header button:hover{background:#ef4444;border-color:#ef4444;color:#fff}#patient-form label,#login-form label,#otp-form label{font-weight:600;margin-top:4px;color:#64748b;font-size:12px;letter-spacing:.4px;text-transform:uppercase}#patient-form input,#patient-form textarea,#login-form input,#otp-form input{width:100%;padding:10px 14px;border:1px solid #1e2130;border-radius:8px;background:#06061a;color:#e2e8f0;font-size:14px;outline:none;transition:border-color .2s,box-shadow .2s;box-sizing:border-box}#patient-form input:focus,#login-form input:focus,#otp-form input:focus{border-color:#6366f1;box-shadow:0 0 0 3px #6366f126}#patient-form input::placeholder,#login-form input::placeholder{color:#475569}#patient-form button[type=submit],#login-form button[type=submit],#otp-form button[type=submit]{margin-top:8px;padding:12px;border:none;background:linear-gradient(135deg,#4f46e5,#6366f1);color:#fff;border-radius:8px;cursor:pointer;font-weight:700;font-size:14px;transition:all .2s;box-shadow:0 4px 16px #6366f159}#patient-form button[type=submit]:hover,#login-form button[type=submit]:hover,#otp-form button[type=submit]:hover{background:linear-gradient(135deg,#4338ca,#4f46e5);transform:translateY(-1px);box-shadow:0 6px 20px #6366f180}#otp-input{text-align:center;font-size:22px!important;letter-spacing:8px;font-weight:700;color:#6366f1!important}.slot-btn{display:block;margin:4px 0;padding:6px 12px;background:#131329;border:1px solid #1e2130;border-radius:6px;cursor:pointer;font-size:12px;color:#94a3b8;transition:all .2s}.slot-btn:hover{background:#6366f1;border-color:#6366f1;color:#fff}