:root{--primary:#d21423;--primary-light:#f91f31;--primary-dark:#4d0000;--accent:#00f5dc;--bg:#090a0f;--bg-card:#0d1117b3;--bg-card-hover:#161c26bf;--text:#e2e8f0;--text-muted:#8b9bb4;--border:#ffffff14;--shadow:#00000080;--shadow-lg:#000000b3;--header-bg:#090a0fd9;--glass-border:#ffffff14;--glass-bg:#0d111799;--radius-sm:8px;--radius-md:16px;--radius-lg:24px;--transition:all .3s cubic-bezier(.4, 0, .2, 1);--font-heading:"Outfit", sans-serif;--font-body:"Inter", sans-serif}[data-theme=light]{--primary:#bf1220;--primary-light:#e61a2b;--primary-dark:#7a0000;--accent:#0697e0;--bg:#f8f9fa;--bg-card:#fff;--bg-card-hover:#f1f3f5;--text:#2b2d42;--text-muted:#6c757d;--border:#e9ecef;--shadow:#0000000d;--shadow-lg:#0000001a;--header-bg:#ffffffd9;--glass-border:#00000014;--glass-bg:#ffffffb3}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg);color:var(--text);font-family:var(--font-body);line-height:1.6;transition:background-color .3s,color .3s;overflow-x:hidden}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);color:var(--text);font-weight:700}p{color:var(--text-muted)}a{color:var(--primary-light);transition:var(--transition);text-decoration:none}a:hover{color:var(--primary)}button{cursor:pointer;font-family:var(--font-body);transition:var(--transition);background:0 0;border:none}.container{max-width:1200px;margin:0 auto;padding:0 2rem}.glass{background:var(--glass-bg);-webkit-backdrop-filter:blur(20px);border:1px solid var(--glass-border);box-shadow:0 8px 32px 0 var(--shadow)}.navbar{z-index:1000;height:80px;transition:var(--transition);align-items:center;display:flex;position:fixed;top:0;left:0;right:0}.navbar.scrolled{border-bottom:1px solid var(--border);height:70px}.navbar .container{justify-content:space-between;align-items:center;width:100%;display:flex}.logo{font-family:var(--font-heading);color:var(--text);align-items:center;gap:10px;font-size:1.6rem;font-weight:800;display:flex}.logo i{color:var(--primary-light);filter:drop-shadow(0 0 5px var(--primary-light));font-size:1.8rem;animation:1.2s infinite heartPulse}.nav-links{align-items:center;gap:24px;list-style:none;display:flex}.nav-link{color:var(--text-muted);border:none;font-size:1rem;font-weight:500;position:relative}.nav-link:hover,.nav-link.active{color:var(--text);background:0 0}.nav-link:after{content:"";background-color:var(--primary-light);width:0;height:2px;transition:var(--transition);box-shadow:0 0 5px var(--primary-light);position:absolute;bottom:-4px;left:0}.nav-link:hover:after,.nav-link.active:after{width:100%}.theme-toggle{background:var(--border);width:50px;height:26px;color:var(--text);cursor:pointer;border:none;border-radius:50px;justify-content:space-between;align-items:center;padding:0 6px;font-size:.85rem;display:flex;position:relative}.theme-toggle .toggle-ball{width:20px;height:20px;transition:var(--transition);background-color:#fff;border-radius:50%;position:absolute;top:3px;left:3px;box-shadow:0 2px 5px #0003}[data-theme=light] .theme-toggle .toggle-ball{background-color:#2b2d42;transform:translate(24px)}.btn{border-radius:var(--radius-sm);text-align:center;align-items:center;gap:8px;padding:.75rem 1.5rem;font-size:.95rem;font-weight:600;display:inline-flex}.btn-primary{background:linear-gradient(135deg, var(--primary), var(--primary-light));color:#fff;box-shadow:0 4px 15px #c1121f66}.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 6px 20px #c1121f99}.btn-secondary{background-color:var(--border);color:var(--text)}.btn-secondary:hover{background-color:var(--text-muted);color:var(--bg);transform:translateY(-2px)}.btn-outline{border:2px solid var(--primary-light);color:var(--primary-light);box-shadow:0 0 8px #c1121f1a}.btn-outline:hover{background-color:var(--primary-light);color:#fff;transform:translateY(-2px);box-shadow:0 4px 15px #c1121f66}.hero-grid{grid-template-columns:1.1fr .9fr;align-items:center;gap:48px;padding:140px 0 80px;display:grid}.hero-left{text-align:left}.hero-left h1{background:linear-gradient(135deg, var(--text) 40%, var(--primary-light));-webkit-text-fill-color:transparent;-webkit-background-clip:text;margin-bottom:1.5rem;font-size:3.8rem;font-weight:800;line-height:1.15}.hero-left p{max-width:600px;margin-bottom:2rem;font-size:1.2rem}.hero-right{flex-direction:column;justify-content:center;align-items:center;display:flex;position:relative}.floating-widgets-wrapper{pointer-events:none;width:100%;height:100%;position:absolute;top:0;left:0}.floating-widget{pointer-events:auto;z-index:10;transition:var(--transition);animation:6s ease-in-out infinite floatEffect;position:absolute}.floating-widget:hover{box-shadow:0 12px 40px var(--primary-dark);transform:translateY(-5px)scale(1.03)!important}.widget-hr{animation-delay:0s;top:10%;left:-20px}.widget-spo2{animation-delay:3s;bottom:15%;right:-20px}.specialties-section{border-top:1px solid var(--border);border-bottom:1px solid var(--border);background-color:#0d111766;padding:80px 0}.section-title{text-align:center;margin-bottom:3rem}.section-title h2{margin-bottom:.5rem;font-size:2.2rem}.section-title p{font-size:1.1rem}.specialty-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:24px;display:grid}.specialty-card{border-radius:var(--radius-md);border:1px solid var(--border);transition:var(--transition);background-color:var(--bg-card);flex-direction:column;align-items:flex-start;gap:15px;padding:2rem;display:flex}.specialty-card:hover{box-shadow:0 10px 30px var(--shadow-lg);border-color:var(--primary-light);background-color:var(--bg-card-hover);transform:translateY(-5px)}.specialty-icon{width:50px;height:50px;color:var(--primary-light);filter:drop-shadow(0 0 3px #c1121f33);background-color:#c1121f1f;border-radius:12px;justify-content:center;align-items:center;font-size:1.5rem;display:flex}.specialty-card h3{font-size:1.3rem}.specialty-tags{flex-wrap:wrap;gap:8px;margin-top:auto;display:flex}.specialty-tag{background-color:var(--border);color:var(--text-muted);border-radius:20px;padding:4px 8px;font-size:.75rem;font-weight:500}.dashboard-layout{grid-template-columns:280px minmax(0,1fr);gap:32px;padding:120px 0 60px;display:grid}.sidebar-filters{border-radius:var(--radius-md);flex-direction:column;gap:24px;height:calc(100vh - 140px);padding:2rem;display:flex;position:sticky;top:100px;overflow-y:auto}.filter-group h4{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;margin-bottom:12px;padding-bottom:8px;font-size:1.05rem;display:flex}.search-input-wrapper{position:relative}.search-input-wrapper i{color:var(--text-muted);position:absolute;top:50%;left:12px;transform:translateY(-50%)}.search-input{border-radius:var(--radius-sm);border:1px solid var(--border);background-color:var(--bg);width:100%;color:var(--text);font-family:var(--font-body);padding:10px 12px 10px 36px}.search-input:focus{border-color:var(--primary-light);box-shadow:0 0 5px var(--primary);outline:none}.checkbox-list{flex-direction:column;gap:8px;max-height:200px;display:flex;overflow-y:auto}.checkbox-label{cursor:pointer;color:var(--text-muted);align-items:center;gap:8px;font-size:.9rem;display:flex}.checkbox-label:hover{color:var(--text)}.checkbox-label input{accent-color:var(--primary-light)}.feed-content{flex-direction:column;gap:24px;display:flex}.feed-header{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.article-card{border-radius:var(--radius-md);background-color:var(--bg-card);border:1px solid var(--border);transition:var(--transition);flex-direction:column;gap:15px;padding:2rem;display:flex;position:relative}.article-card:hover{border-color:var(--primary-light);box-shadow:0 8px 25px var(--shadow-lg);transform:translateY(-3px)}.article-meta{flex-wrap:wrap;align-items:center;gap:12px;font-size:.85rem;display:flex}.article-journal{color:var(--primary-light);text-transform:uppercase;letter-spacing:.5px;font-weight:700}.article-date{color:var(--text-muted)}.article-badge{color:var(--primary-light);background-color:#c1121f1f;border:1px solid #c1121f33;border-radius:20px;padding:2px 10px;font-size:.75rem;font-weight:600}.article-card h3{font-size:1.5rem;line-height:1.3}.article-lead{color:var(--text-muted);-webkit-line-clamp:3;-webkit-box-orient:vertical;font-size:.95rem;display:-webkit-box;overflow:hidden}.article-footer{justify-content:space-between;align-items:center;margin-top:10px;display:flex}.article-author{color:var(--text-muted);font-size:.85rem;font-style:italic}.modal-overlay{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:2000;background-color:#000000bf;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.modal-content{background-color:var(--bg-card);border-radius:var(--radius-lg);border:1px solid var(--glass-border);width:100%;max-width:850px;max-height:calc(100vh - 40px);animation:.3s cubic-bezier(.4,0,.2,1) modalEnter;position:relative;overflow-y:auto;box-shadow:0 20px 50px #0009}.auth-modal{max-width:480px}.modal-close{color:var(--text-muted);background-color:var(--border);width:40px;height:40px;transition:var(--transition);border-radius:50%;justify-content:center;align-items:center;font-size:1.2rem;display:flex;position:absolute;top:20px;right:20px}.modal-close:hover{background-color:var(--primary-light);color:#fff}.form-group{flex-direction:column;gap:8px;margin-bottom:20px;display:flex}.form-group label{font-size:.9rem;font-weight:600}.form-control{border-radius:var(--radius-sm);border:1px solid var(--border);background-color:var(--bg);width:100%;color:var(--text);font-family:var(--font-body);padding:12px}.form-control:focus{border-color:var(--primary-light);outline:none}.summary-body{padding:2.5rem}.summary-header{border-bottom:1px solid var(--border);margin-bottom:24px;padding-bottom:20px}.summary-title{margin-bottom:12px;font-size:1.8rem}.summary-section{margin-bottom:24px}.summary-section h4{color:var(--primary-light);align-items:center;gap:10px;margin-bottom:8px;font-size:1.15rem;display:flex}.summary-section-content{font-size:1rem;line-height:1.7}.takeaway-box{border-left:4px solid var(--primary-light);border-radius:0 var(--radius-sm) var(--radius-sm) 0;background-color:#c1121f0a;margin:24px 0;padding:1.5rem;box-shadow:0 0 10px #c1121f0d}.takeaway-box h4{color:var(--primary-light)}.calculator-grid{grid-template-columns:320px minmax(0,1fr);gap:32px;padding:120px 0 60px;display:grid}.calc-sidebar{flex-direction:column;gap:12px;display:flex}.calc-menu-item{border-radius:var(--radius-sm);border:1px solid var(--border);background-color:var(--bg-card);text-align:left;transition:var(--transition);color:var(--text-muted);padding:1rem;font-size:1rem;font-weight:600}.calc-menu-item.active,.calc-menu-item:hover{background:linear-gradient(135deg, var(--primary), var(--primary-light));color:#fff;border-color:#0000;box-shadow:0 4px 15px #c1121f4d}.calc-panel{background-color:var(--bg-card);border-radius:var(--radius-md);border:1px solid var(--border);padding:2.5rem}.calc-inputs{flex-direction:column;gap:16px;margin:24px 0;display:flex}.calc-option{border-radius:var(--radius-sm);border:1px solid var(--border);cursor:pointer;transition:var(--transition);justify-content:space-between;align-items:center;padding:12px 16px;display:flex}.calc-option.selected{border-color:var(--primary-light);background-color:#c1121f0d;box-shadow:0 0 5px #c1121f33}.calc-option:hover{border-color:var(--primary-light)}.calc-result-box{border-radius:var(--radius-md);background:linear-gradient(135deg,#c1121f0d 0%,#00f5d403 100%);border:1px solid #c1121f33;flex-direction:column;gap:15px;margin-top:30px;padding:2rem;display:flex}.calc-result-header{justify-content:space-between;align-items:center;display:flex}.calc-score-badge{color:var(--primary-light);background-color:var(--bg);box-shadow:0 4px 10px var(--shadow);border:1px solid var(--border);border-radius:50px;padding:10px 20px;font-size:2rem;font-weight:800}.calc-risk-badge{text-transform:uppercase;border-radius:20px;padding:4px 12px;font-size:.85rem;font-weight:700}.risk-low{color:#81c784;background-color:#2e7d3226}.risk-medium{color:#ffb74d;background-color:#ef6c0026}.risk-high{color:#e57373;background-color:#c6282826}.admin-grid{grid-template-columns:1fr;gap:32px;padding:120px 0 60px;display:grid}.sweeper-panel{background-color:var(--bg-card);border-radius:var(--radius-md);border:1px solid var(--border);margin-bottom:30px;padding:2rem}.sweeper-header{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.sweeper-item{border-radius:var(--radius-sm);border:1px solid var(--border);background-color:var(--bg);justify-content:space-between;align-items:center;margin-bottom:12px;padding:15px;display:flex}.admin-row-3{grid-template-columns:minmax(0,1fr) 350px;gap:32px;display:grid}.ecg-path{stroke-dasharray:600;stroke-dashoffset:600px;animation:3.5s linear infinite ecgFlow}@keyframes ecgFlow{to{stroke-dashoffset:0}}.vascular-heart{transform-origin:100px 90px;animation:1.2s ease-in-out infinite heartPulse}.vascular-clot{transform-origin:68px 196px;animation:2.5s ease-in-out infinite clotGlow}@keyframes floatEffect{0%,to{transform:translateY(0)}50%{transform:translateY(-12px)}}@keyframes heartPulse{0%{transform:scale(1)}20%{transform:scale(1.1)}40%{transform:scale(1)}60%{transform:scale(1.1)}80%,to{transform:scale(1)}}@keyframes clotGlow{0%,to{opacity:.5;filter:drop-shadow(0 0 2px var(--primary-light));transform:scale(.9)}50%{opacity:1;filter:drop-shadow(0 0 8px var(--primary-light));transform:scale(1.15)}}@keyframes modalEnter{0%{opacity:0;transform:translateY(30px)scale(.97)}to{opacity:1;transform:translateY(0)scale(1)}}@media (width<=1200px){.hero-grid{text-align:center;grid-template-columns:1fr;padding-top:100px}.hero-left{text-align:center}.hero-left p{margin-left:auto;margin-right:auto}.hero-right{height:400px;margin-top:40px}.dashboard-layout,.calculator-grid,.admin-row-3{grid-template-columns:1fr}.sidebar-filters{height:auto;max-height:none;position:static}.hero-left h1{font-size:2.8rem}}@media (width<=1100px){.nav-links{gap:12px}.logo{font-size:1.25rem}.navbar .container{padding:0 1rem}}@media (width<=768px){.nav-links{display:none}.hero-left h1{font-size:2.2rem}.floating-widgets-wrapper{display:none}}.analytics-grid{grid-template-columns:minmax(0,1.2fr) minmax(0,1.8fr);gap:24px;margin-bottom:30px;display:grid}@media (width<=992px){.analytics-grid{grid-template-columns:1fr}}.chart-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);transition:var(--transition);flex-direction:column;padding:1.5rem;display:flex;position:relative}.chart-card:hover{background:var(--bg-card-hover);border-color:var(--border);box-shadow:0 8px 24px var(--shadow)}.donut-segment{transform-origin:50%;cursor:pointer;transition:stroke-width .3s,transform .3s,stroke .3s}.donut-segment:hover{stroke-width:14px}.donut-segment.active{stroke-width:15px;filter:drop-shadow(0 0 8px var(--active-color,var(--primary-light)))}.donut-center-text{fill:var(--text);font-family:var(--font-heading);text-anchor:middle;transition:var(--transition)}.bar-chart-container{flex-direction:column;gap:16px;width:100%;display:flex}.bar-row{cursor:pointer;border-radius:var(--radius-sm);transition:var(--transition);flex-direction:column;gap:6px;padding:6px 12px;display:flex}.bar-row:hover{background:#ffffff08}.bar-row.active{border-left:3px solid var(--primary);background:#ffffff0d}.bar-header{justify-content:space-between;font-size:.85rem;display:flex}.bar-track{background:#ffffff0d;border-radius:4px;width:100%;height:8px;position:relative;overflow:hidden}.bar-fill{background:linear-gradient(90deg, var(--primary), var(--primary-light));height:100%;box-shadow:0 0 8px var(--primary-light);border-radius:4px;transition:width .8s cubic-bezier(.4,0,.2,1)}.history-filter-bar{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);flex-wrap:wrap;align-items:center;gap:15px;margin-bottom:24px;padding:1.2rem;display:flex}.filter-input-wrapper{flex:200px;position:relative}.filter-input-wrapper i{color:var(--text-muted);position:absolute;top:50%;left:14px;transform:translateY(-50%)}.filter-input-wrapper .form-control{width:100%;height:40px;padding-left:40px}.filter-select-wrapper{flex:150px}.filter-select-wrapper select{cursor:pointer;width:100%;height:40px;padding:0 10px}.filter-actions{flex-wrap:wrap;gap:10px;display:flex}.glass{transition:transform var(--transition), box-shadow var(--transition), border-color var(--transition)}.glass:hover{transform:translateY(-3px);box-shadow:0 15px 35px #00000073,0 0 15px #00f5d40d;border-color:#00f5d440!important}.calc-result-box{transition:border-color .3s,box-shadow .3s;position:relative;overflow:hidden}.calc-result-box:hover{box-shadow:0 10px 30px #00000059}.calc-risk-badge{font-weight:700;box-shadow:0 0 8px}.form-control:focus{border-color:var(--accent)!important;box-shadow:0 0 0 3px #00f5d426!important}.calc-menu-item{transition:all var(--transition)}.calc-menu-item:hover{color:var(--primary-light);background-color:#ffffff08;padding-left:1.4rem!important}.calc-menu-item.active{box-shadow:0 0 15px #c1121f40}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#fff3}.hero-glass-card{border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);transition:var(--transition);padding:2.5rem}.hero-badge{color:var(--primary-light);text-transform:uppercase;letter-spacing:1px;background-color:#c1121f1f;border:1px solid #c1121f33;border-radius:50px;margin-bottom:20px;padding:6px 16px;font-size:.8rem;font-weight:700;display:inline-block}.hero-title{background:linear-gradient(135deg, var(--text) 40%, var(--primary-light));-webkit-text-fill-color:transparent;-webkit-background-clip:text;margin-bottom:15px;font-size:2.8rem;font-weight:800;line-height:1.2}.hero-subtitle{color:var(--text-muted);margin-bottom:20px;font-size:1.25rem;font-weight:500}.hero-features-list{text-align:left;flex-direction:column;gap:12px;margin-bottom:30px;font-size:.95rem;list-style:none;display:flex}.hero-feature-item{align-items:flex-start;gap:10px;display:flex}.hero-feature-dot{background-color:var(--primary-light);width:6px;height:6px;box-shadow:0 0 5px var(--primary-light);border-radius:50%;flex-shrink:0;margin-top:9px}.hero-cta-group{flex-wrap:wrap;gap:16px;display:flex}.mobile-bottom-nav{display:none}@media (width<=768px){body{padding-bottom:75px}.hero-glass-card{border-radius:var(--radius-md);padding:1.25rem 1.5rem}.hero-title{margin-bottom:10px;font-size:1.8rem;line-height:1.25}.hero-subtitle{margin-bottom:15px;font-size:1rem}.hero-badge{margin-bottom:15px;padding:4px 12px;font-size:.75rem}.hero-features-list{align-self:center;max-width:100%;margin-bottom:20px}.mobile-bottom-nav{background:var(--glass-bg);-webkit-backdrop-filter:blur(20px);border-top:1px solid var(--border);z-index:1000;justify-content:space-around;align-items:center;height:65px;display:flex;position:fixed;bottom:0;left:0;right:0;box-shadow:0 -4px 20px #00000026}.mobile-bottom-nav-item{color:var(--text-muted);background:0 0;border:none;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:4px;height:100%;font-size:.75rem;font-weight:500;display:flex}.mobile-bottom-nav-item i{transition:var(--transition);font-size:1.2rem}.mobile-bottom-nav-item.active{color:var(--primary-light)}.mobile-bottom-nav-item.active i{filter:drop-shadow(0 0 5px var(--primary-light))}.calc-sidebar{-webkit-overflow-scrolling:touch;gap:8px;width:100%;padding-bottom:8px;overflow-x:auto;flex-direction:row!important}.calc-menu-item{white-space:nowrap;flex:none;font-size:.9rem;padding:.6rem 1rem!important}.calc-menu-item:hover{padding-left:1rem!important}}@media (width<=480px){.hero-cta-group{flex-direction:column;gap:12px;width:100%}.hero-cta-group .btn{justify-content:center;width:100%}}