.dark{--primary: #1e3a3a;--primary-dark: #162e2e;--secondary: #101d2d;--accent: #f97316;--text-light: #f4f4f4;--text-dark: #000000;--bg-light: #0f1115;--gradient: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);--glass: rgba(255, 255, 255, .08);--shadow: 0 4px 10px rgba(0, 0, 0, .6)}html{font-size:16px;scroll-behavior:smooth;scroll-padding-top:var(--header-height)}body{min-height:100vh;font-family:var(--font-family);line-height:1.5;color:var(--text-dark);background:var(--bg-light);-webkit-font-smoothing:antialiased;transition:background .4s,color .4s}.app-container{display:flex;flex-direction:column;min-height:100vh}.header{background:var(--primary);background:var(--gradient);height:var(--header-height);position:fixed;top:0;left:0;right:0;display:flex;align-items:center;padding:0 5%;z-index:1000;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:var(--shadow);border-bottom:1px solid var(--glass)}.logo{display:flex;align-items:center;gap:12px;font-size:1.75rem;font-weight:700;color:var(--text-light);text-decoration:none;transition:var(--transition);margin-left:-10px}:not(.dark) .logo i{font-size:2rem;color:var(--text-light)}.dark .logo i{font-size:2rem;color:var(--accent)}.nav-container{display:flex;align-items:center;gap:2rem;margin-left:auto}.nav-links{display:flex;gap:1.5rem}.nav-link{color:var(--text-light);text-decoration:none;font-weight:700;padding:8px 12px;border-radius:var(--border-radius);transition:var(--transition);position:relative}.nav-link:hover,.nav-link.active{background:var(--glass)}.nav-link.active:after{content:"";position:absolute;bottom:-8px;left:50%;transform:translate(-50%);width:60%;height:2px;background:var(--accent)}.auth-buttons{display:flex;gap:1rem;margin-left:2rem}.signin-btn{color:var(--text-light);padding:8px 20px;border-radius:var(--border-radius);transition:var(--transition);border:1px solid var(--glass);font-weight:700;text-decoration:none}.signin-btn:hover{background:var(--glass);transform:translateY(-1px);font-weight:700;text-decoration:none}.signup-btn{background:var(--accent);color:var(--text-light);padding:8px 24px;border-radius:var(--border-radius);font-weight:600;transition:var(--transition);font-weight:700;text-decoration:none}.signup-btn:hover{transform:translateY(-2px);box-shadow:0 4px 12px #e76f514d;font-weight:700;text-decoration:none}.layout-content{flex:1;padding-top:var(--header-height)}.custom-footer{background:linear-gradient(135deg,var(--secondary),var(--primary-dark));color:var(--text-light);padding:3rem 0;width:100%}.footer-container{display:flex;flex-wrap:wrap;width:90%;margin:0 auto;gap:2rem}.footer-left{flex:4}.footer-logo{display:flex;flex-direction:row}.footer-logo i{font-size:2.8rem;margin:auto}.footer-left h2{font-size:3rem;letter-spacing:1px;margin:auto;padding-right:100%}.footer-left p{font-size:1rem;opacity:.9;text-align:justify;max-width:340px}.social-links{display:flex;gap:1rem;margin-top:1rem}.social-links a{background:var(--primary);width:48px;height:48px;display:flex;align-items:center;justify-content:center;border-radius:50%;color:var(--text-light);text-decoration:none;transition:var(--transition);box-shadow:0 2px 4px #0003}.social-links a:hover{background:var(--accent);transform:translateY(-3px)}.social-links svg{width:28px;height:28px}.footer-right{flex:7;display:flex;justify-content:space-around;align-items:flex-start;gap:2rem}.footer-column{text-align:center;flex:1}.footer-column h3{display:inline-block;font-size:1.25rem;margin-bottom:.75rem;position:relative;padding-bottom:.5rem}.footer-column h3:after{content:"";position:absolute;left:0;bottom:0;width:100%;height:2px;background:var(--accent)}.footer-column ul{list-style:none;margin-top:.5rem}.footer-column ul li{margin-bottom:.75rem}.footer-column ul li a{text-decoration:none;color:var(--text-light);opacity:.85;transition:var(--transition)}.footer-column ul li a:hover{color:var(--accent)}.footer-bottom{border-top:1px solid rgba(255,255,255,.3);margin-top:2rem;padding-top:1.5rem;text-align:center;font-size:.9rem;opacity:.85}@media (max-width: 768px){.footer-container{flex-direction:column;align-items:center}.footer-left,.footer-right{flex:unset;width:100%}.footer-right{justify-content:center}}@media (max-width: 600px){.footer-left h2{font-size:2rem}}@media (max-width: 1024px){.nav-links{gap:1rem}.auth-buttons{gap:.75rem}}@media (max-width: 768px){.header{padding:0 5%;height:70px}.nav-container{display:none}.logo span{font-size:1.5rem}.main-content{padding-top:70px}}.mobile-menu-btn{display:none;background:none;border:none;color:var(--text-light);font-size:1.5rem;cursor:pointer}@media (max-width: 768px){.mobile-menu-btn{display:block}}@media (max-width: 600px){.footer-brand h2{font-size:2rem}}.logout-action{display:flex;align-items:center;gap:8px;font-weight:700;color:var(--primary);cursor:pointer;transition:color .25s ease;font-size:18px}.logout-action:hover{color:var(--accent)}.logout-icon{font-size:20px;transition:transform .25s ease;font-weight:700}.logout-action:hover .logout-icon{transform:translate(2px)}.dropdown{position:relative}.dropdown-toggle{display:flex;align-items:center;gap:6px;cursor:pointer;position:relative;z-index:101}.dropdown-content{display:none;position:absolute;background:var(--bg-light);min-width:220px;box-shadow:var(--shadow);border-radius:var(--border-radius);padding:12px 0 8px;z-index:100;left:0;opacity:0;transform:translateY(-10px);transition:opacity .2s ease,transform .2s ease,visibility 0s .2s;visibility:hidden;border:1px solid rgba(0,0,0,.05)}.dropdown:hover .dropdown-content,.dropdown-content:hover{display:block;opacity:1;transform:translateY(0);visibility:visible;transition:opacity .2s ease,transform .2s ease,visibility 0s}.dropdown-content:before{content:"";position:absolute;top:-12px;left:0;right:0;height:12px;background:transparent}.dropdown-link{color:var(--primary-dark);padding:10px 20px;text-decoration:none;display:block;transition:var(--transition);font-weight:500}.dropdown-link:hover{background:#2a9d9043;color:var(--primary)}.dark .dropdown-content{background:var(--secondary);border:1px solid var(--glass)}.dark .dropdown-link{color:var(--text-light)}.dark .dropdown-link:hover{background:#e76f511a;color:var(--accent)}.dropdown-arrow{transition:transform .3s ease;font-size:.8em}.dropdown:hover .dropdown-arrow{transform:rotate(180deg)}@media (max-width: 768px){.dropdown-content{position:static;box-shadow:none;background:transparent;border:none;padding:0;opacity:1;transform:none;display:none;visibility:visible;top:auto;transition:none}.dropdown.mobile-open .dropdown-content{display:block}.dropdown-content:before{display:none}.dropdown-link{padding:12px 24px;color:var(--text-light)}.dark .dropdown-link{color:var(--text-light)}}.logout-action{display:flex;align-items:center;gap:8px;font-weight:600;color:var(--text-light);cursor:pointer;transition:var(--transition);padding:8px 16px;border-radius:var(--border-radius);background:#ffffff1a;border:1px solid var(--glass)}.logout-action:hover{background:#e76f5133;color:var(--text-light);transform:translateY(-1px)}.logout-icon{transition:transform .3s ease}.logout-action:hover .logout-icon{transform:translate(2px);color:var(--accent)}@media (max-width: 768px){.dropdown-content{position:static;box-shadow:none;background:transparent;border:none;padding:0;opacity:1;transform:none;display:none}.dropdown.mobile-open .dropdown-content{display:block}.dropdown-link{padding:12px 24px;color:var(--text-light)}.dark .dropdown-link{color:var(--text-light)}}i.fas,i.far,i.fal,i.fab{font-family:"Font Awesome 5 Free"!important;font-weight:900}.popup-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;justify-content:center;align-items:center;z-index:3000;animation:fadeIn .5s ease-out}.popup-box{background:linear-gradient(135deg,#274b5f,#257777);width:75%;height:80%;padding:2rem 3rem;border-radius:var(--border-radius);border-left:solid 4px white;box-shadow:0 10px 25px #00000040;display:flex;flex-direction:column;justify-content:center;align-items:center;animation:slideDown .5s ease-out;overflow-y:auto;color:#fff}.popup-close-btn{position:absolute;top:1rem;right:1rem;background:transparent;border:none;color:#fff;font-size:2rem;cursor:pointer;transition:background .3s}.popup-close-btn:hover{rotate:20deg}.popup-content{text-align:center;max-width:600px;margin:19vh 20vw}.popup-content h2{font-size:2rem;margin-bottom:1.5rem}.popup-section{margin-bottom:2rem;max-width:800px;width:100%}.popup-section h3{font-size:1.25rem;font-weight:700;color:#ffd166;margin-bottom:.5rem;display:flex;align-items:center;gap:.5rem}.popup-section p{font-size:1rem;line-height:1.6;color:#f1f1f1;margin-bottom:.5rem;text-align:left}.popup-content p{font-size:1.2rem;line-height:1.5;margin-bottom:2rem}.popup-icon{margin-top:1rem}.popup-icon svg{width:80px;height:80px}.popup-tech-list{display:flex;flex-wrap:wrap;gap:1.5rem;text-decoration:none}.popup-tech-list p{color:#f1f1f1;background:#fff3;padding:.2rem .5rem;transition:color .3s;border-radius:var(--border-radius)}.popup-supervisor-wrapper{display:flex;justify-content:center;width:100%}.popup-member.supervisor{background:#ffffff14;max-width:280px;border-bottom:solid 2px yellow}.popup-box{display:block;max-height:90vh;overflow-y:auto;scroll-behavior:smooth}.popup-box h2{color:#ffd166;font-size:2rem}.popup-member{box-shadow:0 3px 6px #0003;max-height:200px}.popup-members{display:flex;flex-direction:column;align-items:center;padding-top:1rem;border-top:solid 2px #ffd166;width:100%}.popup-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;width:100%;max-width:960px}.popup-member{background:#ffffff14;padding:1rem;border-radius:12px;text-align:center}.popup-member img{width:60px;height:60px;object-fit:cover;border-radius:50%;margin-bottom:.5rem}.popup-member h3{font-size:1rem;color:#fff;margin:.3rem 0}.popup-role{font-size:.85rem;color:#ccc;margin-top:.5rem;line-height:1.4}.popup-badge{display:inline-block;margin:2px;padding:4px 10px;border-radius:12px;font-size:11px;color:#fff}.supervisor-badge{background-color:#e63946}.leader-badge{background-color:#3f88c5}.backend-badge{background-color:#9d4edd}.frontend-badge{background-color:#f4a261}.research-badge{background-color:#2ec4b6}.writer-badge{background-color:#90be6d}.styled-list{list-style:none;padding-left:0;margin-top:1rem}.styled-list li{padding:.4rem 0;border-bottom:1px solid rgba(255,255,255,.1);color:#eee}a{color:var(--primary)}.logo{color:#fff;font-size:1.8rem;text-decoration:none;position:relative;animation:slideInLeft 1s ease forwards;opacity:0}@keyframes slideInLeft{0%{transform:translate(-60px);opacity:0}to{transform:translate(0);opacity:1}}.logo:after{content:"";position:absolute;bottom:-6px;left:0;width:0;height:3px;background-color:#e76f51;transition:width .3s ease}.logo:hover{transform:scale(1.1);color:#e76f51}.logo:hover:after{width:100%}.hero{position:relative;padding:0 5% 100px;min-height:100vh;display:flex;align-items:center;background:var(--gradient);overflow:hidden}.hero:before{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background:url('data:image/svg+xml,<svg viewBox="0 0 100 100" xmlns="http://www.w3.org/2000/svg"><rect width="100" height="100" fill="%2321827A" opacity="0.1"/></svg>')}.hero .container{position:relative;z-index:1;max-width:1200px;margin:0 auto;text-align:center}.hero h2{font-size:3.5rem;font-weight:800;margin-bottom:1.5rem;color:var(--text-light);line-height:1.2;text-shadow:0 2px 4px rgba(0,0,0,.1)}.hero p{font-size:1.25rem;color:#ffffffe6;max-width:800px;margin:0 auto 2.5rem;line-height:1.6}.checker-box{background:#fffffff2;padding:2.5rem;border-radius:var(--border-radius);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);max-width:500px;margin:0 auto;position:relative}.checker-box h3{font-size:1.75rem;color:var(--primary);margin-bottom:2rem;font-weight:700}.input-container{position:relative;margin-bottom:1.5rem}#medicine-input{width:100%;padding:1rem 1.25rem;border:2px solid var(--primary);border-radius:var(--border-radius);font-size:1rem;background:var(--text-light);transition:var(--transition)}#medicine-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px #e76f5133}#suggestion-list{position:absolute;width:100%;max-height:240px;overflow-y:auto;background:var(--text-light);border-radius:var(--border-radius);box-shadow:var(--shadow);margin-top:.5rem;z-index:100}.suggestion-item{padding:1rem 1.25rem;cursor:pointer;transition:var(--transition);border-bottom:1px solid rgba(0,0,0,.05)}.suggestion-item:hover{background:var(--primary);color:var(--text-light)}.suggestion-item.active{background-color:#48a2b7;color:#fff}#selected-medicines{display:flex;flex-wrap:wrap;gap:.75rem;margin:1.5rem 0;justify-content:center}.medicine-pill{background:var(--accent);color:var(--text-light);padding:.5rem 1rem;border-radius:20px;font-size:.9rem;display:flex;align-items:center;gap:.5rem;box-shadow:var(--shadow)}.remove-pill{background:none;border:none;color:inherit;cursor:pointer;padding:0;font-size:1.1rem;line-height:1}.btn-red{background:var(--accent);color:var(--text-light);padding:1rem 2rem;border:none;border-radius:var(--border-radius);font-size:1.1rem;font-weight:600;cursor:pointer;transition:var(--transition);width:100%;margin-top:1.5rem}.btn-red:hover{transform:translateY(-2px);box-shadow:0 8px 16px #e76f514d}.features{padding:6rem 5%;background:var(--bg-light)}.dark .features h3{color:var(--text-light)}.features h3{text-align:center;font-size:2.5rem;margin-bottom:4rem;color:var(--secondary);font-weight:700}.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;max-width:1200px;margin:0 auto}.dark .feature-card{background:var(--secondary);border:1px solid rgba(255,255,255,.1)}.feature-card{background:var(--text-light);padding:2rem;border-radius:var(--border-radius);box-shadow:var(--shadow);transition:var(--transition);border:1px solid rgba(0,0,0,.05)}.feature-card h4{font-size:1.5rem;margin-bottom:1rem;color:var(--primary);display:flex;align-items:center;gap:.75rem}.dark .feature-card h4,.feature-card h4 i{color:var(--accent)}.dark .feature-card p{color:var(--text-light);opacity:.85}.feature-card p{color:var(--text-dark);opacity:.9;line-height:1.6}.feature-card:hover{transform:translateY(-5px);box-shadow:0 12px 24px #00000014}.dark .feature-card:hover{box-shadow:0 12px 24px #0000004d}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:2000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.modal-content{background:var(--text-light);padding:2.5rem;border-radius:var(--border-radius);max-width:600px;width:95%;box-shadow:var(--shadow);position:relative}.modal-content h3{color:var(--secondary);margin-bottom:1.5rem;font-size:1.75rem}.modal-content button{margin-top:2rem;background:var(--primary);color:var(--text-light);padding:.75rem 1.5rem;border-radius:var(--border-radius);font-weight:600}.error{color:var(--accent);font-weight:500;padding:1rem;background:#e76f511a;border-radius:var(--border-radius)}@media (max-width: 768px){.hero h2{font-size:2.5rem}.hero p{font-size:1.1rem}.checker-box{padding:1.5rem}.feature-grid{grid-template-columns:1fr}}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#0006;z-index:9999;display:flex;align-items:center;justify-content:center}.modal-content{background:#fffffffa;border-radius:15px;width:90%;max-width:400px;box-shadow:0 25px 50px -12px #00000040;padding:2rem;text-align:center;position:relative}.modal-content h2{margin-bottom:1rem}.modal-content p{margin-bottom:1.5rem}.modal-actions{display:flex;justify-content:center;gap:1rem}.btn-confirm,.btn-cancel{padding:.75rem 1.5rem;border:none;border-radius:8px;cursor:pointer;font-weight:600}.btn-confirm{background:linear-gradient(135deg,var(--accent),#ff8787);color:#fff}.btn-cancel{background:#ddd;color:#333}.authentication{background:var(--gradient);min-height:90vh}.authentication .auth-wrapper{display:flex;align-items:center;justify-content:center;min-height:90vh}.authentication .auth-container{background:#fffffffa;padding:2.5rem;border-radius:30px;box-shadow:0 25px 50px -12px #00000040;width:100%;max-width:440px;transform-style:preserve-3d;position:relative;overflow:hidden}.authentication .auth-container:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:conic-gradient(from 180deg,var(--primary),var(--secondary),var(--accent),var(--secondary),var(--primary));animation:rotate 6s linear infinite;z-index:-1;opacity:.1}@keyframes rotate{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.authentication .back-button{position:fixed;top:102px;left:80px;background:linear-gradient(135deg,var(--accent),var(--accent));color:#fff;border:none;border-radius:50%;width:50px;height:50px;display:flex;align-items:center;justify-content:center;font-size:1.8rem;box-shadow:0 4px 10px #0000004d;cursor:pointer;transition:transform .3s ease,box-shadow .3s ease;z-index:100}.authentication .back-button:hover{transform:scale(1.1);box-shadow:0 6px 15px #0006}.authentication .form-header{text-align:center;margin-bottom:2rem}.authentication .form-header h1{color:var(--deep-blue, #2A3B4C);font-size:2.2rem;margin-bottom:.5rem;font-weight:700;position:relative;display:inline-block}.authentication .form-header h1:after{content:"";position:absolute;bottom:-8px;left:50%;transform:translate(-50%);width:60px;height:3px;background:var(--accent);border-radius:2px}.dark .authentication .form-header p{text-align:center;margin-bottom:2rem;color:var(--primary)}.authentication .user-type-selector{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-bottom:2rem}.authentication .user-type-card{padding:1.5rem;border:2px solid #afafaf;border-radius:15px;cursor:pointer;transition:all .3s ease;text-align:center;position:relative;overflow:hidden}.dark .authentication .user-type-card{padding:1.5rem;border:2px solid #afafaf;border-radius:15px;cursor:pointer;transition:all .3s ease;text-align:center;position:relative;overflow:hidden;color:var(--primary)}.authentication .user-type-card:hover{transform:translateY(-3px);border-color:var(--primary)}.authentication .user-type-card.selected{border-color:var(--accent);background:#ff6b6b0d}.authentication .user-type-card.selected:after{content:"✓";position:absolute;top:8px;right:8px;color:var(--accent);font-weight:700}.authentication .input-group{margin-bottom:1.5rem;position:relative}.authentication .input-group input{width:100%;padding:14px 12px;border:2px solid #afafaf;border-radius:12px;font-size:1rem;transition:all .3s ease;background:#ffffffe6;color:#333}.authentication .input-group input:focus{border-color:var(--primary);box-shadow:0 4px 15px #58c4c833}.authentication .floating-label{position:absolute;left:15px;top:50%;transform:translateY(-50%);color:#888;pointer-events:none;transition:all .3s ease;border-radius:8px}.authentication .input-group input:focus~.floating-label,.authentication .input-group input:not(:placeholder-shown)~.floating-label{top:-10px;left:10px;font-size:.8rem;color:var(--primary);background:#fff;padding:0 5px}.authentication .auth-form button{width:100%;padding:16px;background:linear-gradient(135deg,var(--accent),#ff8787);color:#fff;border:none;border-radius:12px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all .3s ease;position:relative;overflow:hidden}.authentication .auth-form button:hover{transform:translateY(-2px);box-shadow:0 8px 20px #ff6b6b4d}.authentication .auth-form button:after{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:linear-gradient(45deg,transparent,rgba(255,255,255,.3),transparent);transform:rotate(45deg);animation:shine 3s infinite}@keyframes shine{0%{left:-50%}to{left:150%}}.authentication .toggle-form{text-align:center;margin-top:1.5rem;color:var(--deep-blue, #2A3B4C)}.authentication .toggle-form .toggle-link{color:var(--accent);cursor:pointer;text-decoration:none}:root{--primary: #2A9D8F;--text-light: #FDFEFE;--shadow: 0 4px 6px rgba(0, 0, 0, .1);--transition: all .3s ease}.chatbot-launcher{position:fixed;bottom:20px;right:20px;background:var(--primary);color:var(--text-light);border:none;width:50px;height:50px;border-radius:50%;box-shadow:var(--shadow);cursor:pointer;font-size:1.25rem;display:flex;align-items:center;justify-content:center;transition:transform var(--transition);z-index:1000}.chatbot-launcher:hover{transform:scale(1.1)}.sidebar{width:250px;background:var(--primary-dark);color:var(--text-light);transition:width var(--transition);display:flex;flex-direction:column;align-items:center;padding-top:1rem;position:relative;overflow:visible;flex-shrink:0;height:100%}.sidebar.collapsed{width:80px}.sidebar-toggle{position:absolute;top:8px;right:-22px;width:40px;height:40px;border-radius:100%;border:2px solid var(--text-light);background:var(--primary);color:var(--text-light);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background var(--transition)}.sidebar-toggle:hover{background:var(--accent)}.profile{text-align:center;margin-bottom:1rem;padding:1rem;transition:background var(--transition)}.profile:hover{background:#ffffff1a;border-radius:var(--border-radius)}.profile img{width:65%;border-radius:50%;object-fit:cover;transition:width var(--transition),height var(--transition)}.sidebar.collapsed .nav-link{justify-content:center}.sidebar.collapsed .nav-link.active{text-decoration:none;border-bottom:none!important}.sidebar.collapsed .profile img{width:32px;height:32px}.profile h4,.profile p{transition:opacity var(--transition),height var(--transition)}.sidebar.collapsed .profile h4,.sidebar.collapsed .profile p{opacity:0;height:0;overflow:hidden}.sidebar-nav{width:100%;margin-top:1rem}.nav-link{display:flex;align-items:center;gap:.75rem;padding:.8rem 1rem;font-size:1rem;color:var(--text-light);border-radius:var(--border-radius);text-decoration:none;transition:background var(--transition)}.nav-link i{min-width:20px;text-align:center}.nav-link span{transition:opacity var(--transition)}.sidebar.collapsed .nav-link span{opacity:0}.nav-link:hover,.nav-link.active{background:#ffffff26}.sidebar,.sidebar .nav-link{font-weight:500}.sidebar,.sidebar .nav-link p{font-weight:400}.sidebar .nav-link.active:after{background:none}.dashboard-container{display:flex}:root{--primary: 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