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var(--primary-color)}.feedback-loader-animation{position:relative;width:80px;height:80px;display:flex;align-items:center;justify-content:center}.person-emoji{font-size:3rem}.stethoscope-emoji{font-size:2rem;position:absolute;animation:stethoscope-orbit 4s ease-in-out infinite}@keyframes stethoscope-orbit{0%{transform:rotate(0) translate(45px) rotate(0) scale(1)}25%{transform:rotate(90deg) translate(45px) rotate(-90deg) scale(1.2)}50%{transform:rotate(180deg) translate(45px) rotate(-180deg) scale(1)}75%{transform:rotate(270deg) translate(45px) rotate(-270deg) scale(1.2)}to{transform:rotate(360deg) translate(45px) rotate(-360deg) scale(1)}}.toast-notification{position:fixed;bottom:20px;left:50%;transform:translate(-50%);background-color:#1f2937;color:var(--light-text);padding:1rem 1.5rem;border-radius:50px;box-shadow:var(--shadow-lg);display:flex;align-items:center;gap:1rem;z-index:9999;animation:toast-in .5s ease-out,toast-out .5s ease-in 2.5s}@keyframes toast-in{0%{transform:translate(-50%,100px);opacity:0}to{transform:translate(-50%);opacity:1}}@keyframes toast-out{0%{transform:translate(-50%);opacity:1}to{transform:translate(-50%,100px);opacity:0}}.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background-color:#111827d9;display:flex;justify-content:center;align-items:center;z-index:2000;animation:fadeIn .3s ease;padding:1rem;cursor:pointer}.modal-content{cursor:default;background:var(--card-bg);padding:2.5rem;border-radius:var(--border-radius);box-shadow:var(--shadow-lg);text-align:center;max-width:500px;width:100%;border-top:6px solid var(--primary-color);animation:scaleIn .3s ease-out;position:relative}.modal-content h3{font-size:1.8rem;color:var(--primary-color);margin-bottom:1rem}.modal-content p{font-size:1.1rem;color:var(--text-color);margin-bottom:2rem}.btn-google{display:inline-flex;align-items:center;justify-content:center;gap:.75rem;font-size:1.1rem;margin-top:1.5rem;width:100%;padding:1rem 1.5rem;background-color:#4285f4}.btn-google:hover{background-color:#357ae8}.btn-google svg{vertical-align:middle}.confirmation-buttons{display:flex;justify-content:space-around;margin-top:1.5rem;gap:1rem}.confirmation-buttons .btn{flex-grow:1}.modal-overlay .scenario-prompt-modal{max-width:700px;text-align:left}.scenario-prompt-modal p{font-style:italic;color:var(--secondary-color);white-space:pre-wrap;background:var(--background-color);padding:1.2rem;border-radius:8px;border-left:4px solid var(--primary-color);line-height:1.8;font-size:1rem;max-height:60vh;overflow-y:auto}.modal-content .structure-modal-content div{text-align:left}.modal-content ol li{margin-bottom:1rem;font-size:1rem;color:var(--secondary-color)}.modal-content ol li strong{color:var(--text-color)}.structure-modal-content{text-align:left;max-width:80vw;max-height:80vh;overflow-y:auto;position:relative}.structure-modal-content h1,.structure-modal-content h2,.structure-modal-content h3{color:var(--primary-color)}.structure-modal-content ul{list-style-position:inside;padding-left:0}.modal-close-btn{position:absolute;top:1rem;right:1rem;background:#e9ecef;border:none;border-radius:50%;width:40px;height:40px;cursor:pointer;display:flex;align-items:center;justify-content:center;z-index:10;transition:background-color .2s ease;box-shadow:0 2px 5px #0000001a}.modal-close-btn:hover{background-color:#dee2e6}.modal-close-btn .material-icons{color:var(--secondary-color)}.payment-modal-content{max-width:600px}.bank-details{background:var(--background-color);border-radius:var(--border-radius);padding:1rem 1.5rem;text-align:left;margin-bottom:1.5rem;border:1px solid var(--border-color)}.bank-details p{margin:.5rem 0;font-size:1rem;color:var(--text-color)}.bank-details strong{color:var(--primary-color)}.file-upload-container{margin-bottom:1.5rem}.file-upload-container input[type=file]{display:none}.file-upload-label{display:block;padding:1rem;border:2px dashed var(--border-color);border-radius:var(--border-radius);cursor:pointer;text-align:center;color:var(--secondary-color);transition:background-color .2s ease,border-color .2s ease}.file-upload-label:hover{background-color:#eff6ff;border-color:var(--primary-color)}.verification-status{margin-top:1.5rem;padding:1rem;border-radius:var(--border-radius);font-weight:600}.verification-status.success{background-color:#d1fae5;color:#065f46}.verification-status.failure{background-color:#fee2e2;color:#991b1b}.support-contact{margin-top:1.5rem;font-size:.9rem;color:var(--secondary-color)}.support-contact a{color:var(--primary-color);font-weight:600;text-decoration:none}.support-contact a:hover{text-decoration:underline}.vitals-monitor-modal{background-color:#0d1117;color:#c9d1d9;border-radius:var(--border-radius);padding:1.5rem;width:95%;max-width:820px;border:1px solid #30363d;box-shadow:0 0 30px #10b98133;display:flex;flex-direction:column;gap:1.25rem;font-family:Courier New,Courier,monospace;box-sizing:border-box;overflow:hidden}.vitals-header{text-align:center;border-bottom:1px solid #30363d;padding-bottom:.75rem}.vitals-header h3{margin:0;color:var(--tertiary-color);font-size:1.5rem;letter-spacing:2px}.vitals-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.2rem;width:100%;box-sizing:border-box}.vital-item{padding:.85rem 1rem;border-left:5px solid;text-align:right;background-color:#161b22bf;border-radius:6px;box-sizing:border-box;min-width:0;overflow:hidden}.vital-label{display:flex;align-items:center;justify-content:flex-end;gap:.4rem;font-size:1.1rem;font-weight:700;color:#8b949e;margin-bottom:.25rem;white-space:nowrap}.vital-label .material-icons{font-size:1.3rem}.vital-value{font-size:clamp(2rem,3.2vw,3rem);font-weight:700;line-height:1.1;animation:pulse-vital 1.5s ease-in-out infinite;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.vital-unit{font-size:.9rem;color:#8b949e}.vital-item.heart-rate{border-color:#10b981;color:#10b981}.vital-item.blood-pressure{border-color:#f59e0b;color:#f59e0b}.vital-item.sats{border-color:#3b82f6;color:#3b82f6}.vital-item.resp-rate{border-color:#a855f7;color:#a855f7}.vital-item.temp{border-color:#fff;color:#fff}.vital-item.blood-pressure .vital-value{font-size:clamp(1.6rem,2.5vw,2.4rem)}@keyframes pulse-vital{0%{transform:scale(1)}50%{transform:scale(1.02)}to{transform:scale(1)}}.ecg-strip{width:100%;background-color:#04100c;background-image:linear-gradient(to bottom,rgba(16,185,129,.18) 1px,transparent 1px),linear-gradient(to right,rgba(16,185,129,.18) 1px,transparent 1px),linear-gradient(to bottom,rgba(16,185,129,.06) 1px,transparent 1px),linear-gradient(to right,rgba(16,185,129,.06) 1px,transparent 1px);background-size:100px 100px,100px 100px,20px 20px,20px 20px;border:1px solid #164e3d;border-radius:8px;padding:.5rem 0;overflow:hidden;position:relative;box-shadow:inset 0 0 20px #000c}.ecg-strip svg{width:100%;height:90px;stroke:#10b981;stroke-width:2.5;fill:none;display:block;filter:drop-shadow(0 0 3px rgba(16,185,129,.7))}.ecg-path{animation:ecg-draw 2.5s linear infinite}@keyframes ecg-draw{0%{transform:translate(0)}to{transform:translate(-400px)}}.notes-button-container{position:fixed;top:50%;right:0;transform:translateY(-50%);z-index:1010}.notes-button{background:var(--card-bg);color:var(--primary-color);border:1px solid var(--border-color);border-right:none;border-radius:10px 0 0 10px;padding:.75rem .25rem;cursor:pointer;box-shadow:-2px 2px 10px #00000014;display:flex;flex-direction:column;align-items:center;gap:.5rem;transition:all .3s ease}.notes-button:hover{background-color:var(--primary-color);color:#fff;box-shadow:-4px 4px 15px #3b82f64d;transform:translate(-2px)}.notes-icon{font-size:1.5rem}.notes-text{font-weight:600;letter-spacing:1px;font-size:.9rem;text-transform:uppercase;line-height:1.1;text-align:center}.notes-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background-color:#0009;display:flex;justify-content:center;align-items:center;z-index:2000;animation:fadeIn .3s ease;cursor:pointer}.notes-modal{background:var(--card-bg);width:90vw;max-width:800px;height:85vh;border-radius:var(--border-radius);box-shadow:var(--shadow-lg);display:flex;flex-direction:column;overflow:hidden;animation:scaleIn .3s ease-out;cursor:default}.notes-header{display:flex;justify-content:space-between;align-items:center;padding:1rem 1.5rem;border-bottom:1px solid var(--border-color);flex-shrink:0}.notes-header h2{margin:0;font-size:1.5rem;color:var(--primary-color)}.notes-header .close-button{background:none;border:none;font-size:2.5rem;cursor:pointer;color:var(--secondary-color);line-height:1}.notes-content{flex-grow:1;overflow-y:hidden;padding:1.5rem;display:flex;flex-direction:column}.notes-list-container{display:flex;flex-direction:column;height:100%;min-height:0}.reference-topics-pane{flex:3;overflow-y:auto;padding-bottom:1rem;border-bottom:1px solid var(--border-color);margin-bottom:1rem;padding-right:1rem}.user-notes-pane{flex:1;overflow-y:auto;display:flex;flex-direction:column;padding-right:1rem}.user-notes-section{flex-grow:1;display:flex;flex-direction:column;margin-bottom:0}.user-notes-pane .user-notes-list{flex-grow:1}.notes-section{margin-bottom:2rem}.notes-section h3{margin-top:0;margin-bottom:1rem;border-bottom:2px solid var(--border-color);padding-bottom:.5rem}.notes-topics{display:flex;flex-direction:column;gap:.75rem}.notes-topics::-webkit-scrollbar{display:none}.note-topic-item{padding:.75rem 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.note-date{font-size:.85rem;color:var(--secondary-color)}.no-notes-message{text-align:center;color:var(--secondary-color);margin-top:2rem}.note-editor,.note-viewer{display:flex;flex-direction:column;height:100%}.note-title-input{font-size:1.5rem;font-weight:600;padding:.5rem;border:none;border-bottom:2px solid var(--primary-color);margin-bottom:1rem;outline:none;width:100%}.note-content-input{flex-grow:1;font-family:var(--font-sans);font-size:1rem;padding:1rem;border:1px solid var(--border-color);border-radius:10px;resize:none;outline:none;width:100%}.editor-buttons{display:flex;justify-content:flex-end;gap:1rem;margin-top:1rem}.editor-buttons button{padding:.6rem 1.2rem;border-radius:8px;border:none;font-weight:600;cursor:pointer}.editor-buttons .save-button{background:var(--primary-color);color:#fff}.editor-buttons .cancel-button{background:#e9ecef;color:var(--text-color)}.note-viewer{height:100%;display:flex;flex-direction:column}.note-viewer .note-content{flex-grow:1;overflow-y:auto;line-height:1.7;padding-right:1rem}.note-viewer .note-content pre{white-space:pre-wrap;word-wrap:break-word;font-family:var(--font-sans);font-size:1rem}.note-viewer .markdown-content h1,.note-viewer .markdown-content h2,.note-viewer .markdown-content h3{color:var(--primary-color);margin-top:1.5rem;margin-bottom:.5rem;padding-bottom:.25rem;border-bottom:1px solid var(--border-color)}.note-viewer .markdown-content li{margin-bottom:.5rem}.note-viewer .markdown-content strong{font-weight:700}.note-viewer .markdown-content em{font-style:italic}.video-embed-container{position:relative;width:100%;padding-bottom:56.25%;height:0;margin:1em 0;overflow:hidden;border-radius:8px}.video-embed-container iframe{position:absolute;top:0;left:0;width:100%;height:100%}.note-actions{display:flex;justify-content:space-between;align-items:center;margin-top:1.5rem;padding-top:1rem;border-top:1px solid var(--border-color);font-size:.9rem;flex-shrink:0}.note-actions .note-date{color:var(--secondary-color)}.delete-button{background-color:var(--danger-color);color:#fff;border:none;padding:.5rem 1rem;border-radius:8px;cursor:pointer}.navigation-buttons{display:flex;justify-content:space-between;margin-top:1.5rem;padding-top:1rem;border-top:1px solid var(--border-color);flex-shrink:0}.navigation-buttons button{background:#e9ecef;border:none;padding:.6rem 1.2rem;border-radius:8px;cursor:pointer;font-weight:600}.navigation-buttons button:hover{background:#dee2e6}.markdown-content ul{list-style:none;padding-left:0}.markdown-content li:before{content:"•";color:var(--primary-color);font-weight:700;display:inline-block;width:1em;margin-left:-1em}.structure-modal-content .markdown-content ul{list-style:none;padding-left:0}.structure-modal-content .markdown-content li:before{content:"•";color:var(--primary-color);font-weight:700;display:inline-block;width:1em;margin-left:-1em}.sales-modal-content{background-color:#1a1a1a;color:#f0f0f0;max-width:550px;border-top:6px solid var(--primary-color);text-align:center;padding:2rem 3rem 3rem;box-shadow:0 25px 50px -12px #00000080;border-radius:20px;display:flex;flex-direction:column;max-height:90vh}.sales-modal-header{margin-bottom:2rem}.sales-modal-icon{font-size:3rem;display:block;margin-bottom:1rem}.sales-modal-content h2{font-size:2.2rem;font-weight:700;margin:0 0 .5rem;color:#fff}.sales-modal-social-proof{font-size:1.1rem;color:#a0a0a0;margin:0}.sales-modal-features{text-align:left;margin-bottom:2rem;overflow-y:auto;flex-shrink:1;padding:0 1rem}.sales-modal-features ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:1.2rem}.sales-modal-features li{font-size:1.1rem;display:flex;align-items:center;gap:1rem}.sales-modal-features 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.75rem;border-radius:50px;font-size:.8rem;font-weight:600;color:#fff}.status-pill.paid{background-color:#10b981}.status-pill.free{background-color:var(--secondary-color)}.welcome-guide-modal{max-width:450px}.welcome-guide-icon{font-size:3rem;display:block;margin-bottom:1rem}.welcome-guide-steps{display:flex;justify-content:center;align-items:center;margin-bottom:2rem}.welcome-guide-steps .step{width:30px;height:30px;border-radius:50%;background-color:var(--border-color);color:var(--secondary-color);display:flex;align-items:center;justify-content:center;font-weight:700;transition:all .3s ease}.welcome-guide-steps .step.active{background-color:var(--primary-color);color:#fff}.welcome-guide-steps .step-connector{width:50px;height:2px;background-color:var(--border-color)}.welcome-skip-btn{margin-top:1rem;width:100%}.drawing-board-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background-color:#00000080;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);z-index:2010;display:flex;flex-direction:column}.drawing-board-controls{background:var(--card-bg);padding:.5rem 1rem;display:flex;align-items:center;gap:1rem;box-shadow:var(--shadow)}.drawing-board-controls button{background:#f1f1f1;border:1px solid #ccc;border-radius:8px;padding:.5rem 1rem;cursor:pointer;display:flex;align-items:center;gap:.5rem}.drawing-board-canvas{flex-grow:1;background-color:#fff;cursor:crosshair}@media(max-width:768px){.app-container{padding:.5rem;padding-top:calc(var(--header-height) + .5rem)}.header{padding:.4rem .75rem;height:56px}.header h1{font-size:1.4rem;line-height:1.1}.header p{font-size:.68rem;margin:1px 0 0 1px;line-height:1.1;white-space:nowrap;opacity:.85}.header-user-area{gap:.5rem}.header-user-area .btn{padding:.4rem .75rem;font-size:.85rem}.user-avatar{width:36px;height:36px}.theme-toggle-btn{width:34px;height:34px}.nav-bar-title{font-size:1.4rem}.vitals-grid{grid-template-columns:repeat(2,1fr)}.scenario-header{flex-direction:column;align-items:flex-start;gap:.5rem;top:var(--header-height)}.scenario-header-left{width:100%;justify-content:space-between}.scenario-title{font-size:1.2rem}.timer{font-size:1.8rem;align-self:flex-start}.scenario-actions{padding:.8rem 1rem}.modal-content{padding:1.5rem}.home-header-wrapper.sticky .random-scenario-btn .material-icons{margin-right:0}}@media(min-width:768px){.notes-topics{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}.home-header-wrapper.sticky .random-scenario-btn 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