.social-floating-widget{position:fixed;bottom:24px;right:24px;z-index:1000}.social-floating-widget .widget-container{position:relative}.social-floating-widget .main-button{display:flex;align-items:center;justify-content:center;width:56px;height:56px;background:linear-gradient(135deg,#2563eb,#7c3aed);color:white;border:none;border-radius:50%;cursor:pointer;box-shadow:0 10px 25px rgba(0,0,0,.2);transition:all .3s ease;position:relative;overflow:hidden}.social-floating-widget .main-button:hover{transform:scale(1.05);box-shadow:0 15px 35px rgba(0,0,0,.3)}.social-floating-widget .main-button.active{transform:rotate(45deg)}.social-floating-widget .main-button svg{width:24px;height:24px;transition:transform .3s ease}.social-floating-widget .pulse-ring{position:absolute;inset:0;border-radius:50%;background:linear-gradient(135deg,#2563eb,#7c3aed);opacity:.2;animation:pulse 2s infinite}.social-floating-widget .social-options{position:absolute;bottom:72px;right:0;display:flex;flex-direction:column;gap:12px;margin-bottom:16px;transition:all .3s ease;opacity:0;transform:translateY(16px);pointer-events:none}.social-floating-widget .social-options.open{opacity:1;transform:translateY(0);pointer-events:auto}.social-floating-widget .social-button{position:relative;display:flex;align-items:center;justify-content:center;width:48px;height:48px;border:none;border-radius:50%;cursor:pointer;box-shadow:0 8px 20px rgba(0,0,0,.15);transition:all .2s ease;color:white}.social-floating-widget .social-button:hover{transform:scale(1.1);box-shadow:0 12px 30px rgba(0,0,0,.25)}.social-floating-widget .social-button svg{width:20px;height:20px}.social-floating-widget .x-button{background:#000000}.social-floating-widget .x-button:hover{background:#333333}.social-floating-widget .linkedin-button{background:#0077b5}.social-floating-widget .linkedin-button:hover{background:#005885}.social-floating-widget .instagram-button{background:linear-gradient(135deg,#8b5cf6,#ec4899)}.social-floating-widget .instagram-button:hover{background:linear-gradient(135deg,#7c3aed,#db2777)}.social-floating-widget .contact-button{background:#6366f1}.social-floating-widget .contact-button:hover{background:#4f46e5}.social-floating-widget .tooltip{position:absolute;right:60px;top:50%;transform:translateY(-50%);background:rgba(31,41,55,.9);color:white;padding:6px 12px;border-radius:6px;font-size:12px;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .2s ease;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.social-floating-widget .tooltip:after{content:"";position:absolute;left:100%;top:50%;transform:translateY(-50%);border:6px solid transparent;border-left-color:rgba(31,41,55,.9)}.social-floating-widget .social-button:hover .tooltip{opacity:1}.social-floating-widget .overlay{position:fixed;inset:0;background:rgba(0,0,0,.2);opacity:0;transition:opacity .3s ease;pointer-events:none;z-index:-1}.social-floating-widget .overlay.active{opacity:1;pointer-events:auto}.social-floating-widget .loading-spinner{display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px}.social-floating-widget .loading-spinner svg{animation:spin 1s linear infinite}@media (max-width:768px){.social-floating-widget{bottom:16px;right:16px}.social-floating-widget .main-button{width:52px;height:52px}.social-floating-widget .social-button{width:44px;height:44px}.social-floating-widget .tooltip{display:none}}.social-floating-widget *{-webkit-tap-highlight-color:transparent}.social-floating-widget .main-button:active,.social-floating-widget .social-button:active{transform:scale(.95)}:root{--primary-color:#4f7df9;--secondary-color:#6366f1;--accent-color:#fbbf24;--text-primary:#2c3e50;--text-secondary:#64748b;--bg-primary:#f8fafc;--bg-secondary:#e2e8f0;--white:#ffffff;--shadow-light:0 4px 15px rgba(0,0,0,0.1);--shadow-medium:0 10px 30px rgba(0,0,0,0.1);--shadow-heavy:0 20px 40px rgba(0,0,0,0.15);--border-radius:12px;--border-radius-large:20px;--transition:all 0.3s ease;--gradient-primary:linear-gradient(135deg,var(--primary-color) 0%,var(--secondary-color) 100%);--gradient-accent:linear-gradient(135deg,var(--accent-color) 0%,#f59e0b 100%);--backdrop-blur:blur(10px)}*,:after,:before{box-sizing:border-box}body,html{margin:0;padding:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);line-height:1.6}.page-container{display:flex;flex-direction:column;min-height:100vh}.container{max-width:1200px;margin:0 auto;padding:0 20px}.btn{cursor:pointer;font-weight:600;padding:12px 24px;border-radius:var(--border-radius);border:none;font-size:.95rem;transition:var(--transition);-webkit-user-select:none;-moz-user-select:none;user-select:none;display:inline-flex;align-items:center;gap:8px;box-shadow:var(--shadow-light);text-decoration:none;position:relative;overflow:hidden}.btn:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s ease}.btn:hover:before{left:100%}.btn:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(0,0,0,.15)}.btn:active{transform:translateY(0);box-shadow:0 2px 8px rgba(0,0,0,.1)}.btn-primary{background:var(--gradient-primary);color:white;border:2px solid transparent;font-weight:700;box-shadow:0 8px 25px rgba(79,125,249,.3)}.btn-primary:hover{background:linear-gradient(135deg,#3b5ccd,#4f46e5);box-shadow:0 12px 30px rgba(79,125,249,.4)}.btn-secondary{background:white;color:var(--primary-color);border:2px solid var(--primary-color);font-weight:600}.btn-secondary:hover{background:var(--gradient-primary);color:white}.btn-accent{background:var(--gradient-accent);color:#1a202c;border:2px solid transparent;font-weight:700;box-shadow:0 8px 25px rgba(251,191,36,.3)}.btn-accent:hover{background:linear-gradient(135deg,#f59e0b,#d97706);box-shadow:0 12px 30px rgba(251,191,36,.4)}.btn-outline{background:transparent;color:var(--primary-color);border:2px solid var(--primary-color);font-weight:600}.btn-outline:hover{background:var(--primary-color);color:white}.btn-light{background:rgba(79,125,249,.1);color:var(--primary-color);border:2px solid rgba(79,125,249,.2);font-weight:600}.btn-light:hover{background:var(--gradient-primary);color:white}.btn-success{background:linear-gradient(135deg,#10b981,#059669);color:white;border:2px solid transparent;font-weight:700}.btn-success:hover{background:linear-gradient(135deg,#059669,#047857)}.btn-danger{background:linear-gradient(135deg,#ef4444,#dc2626);color:white;border:2px solid transparent;font-weight:700}.btn-danger:hover{background:linear-gradient(135deg,#dc2626,#b91c1c)}.btn-login,.btn-signup{background:var(--gradient-primary);color:white;border:2px solid transparent;font-weight:700}.btn-login:hover,.btn-signup:hover{background:linear-gradient(135deg,#3b5ccd,#4f46e5)}.btn-logout{background:white;color:var(--primary-color);border:2px solid var(--primary-color);font-weight:600}.btn-logout:hover{background:var(--gradient-primary);color:white}.btn-logout:before{content:"👋";font-size:.9rem;margin-right:4px}.header{justify-content:space-between;padding:0 40px;height:100px;background:rgba(255,255,255,.95);-webkit-backdrop-filter:var(--backdrop-blur);backdrop-filter:var(--backdrop-blur);box-shadow:var(--shadow-light);position:-webkit-sticky;position:sticky;top:0;z-index:100;border-bottom:1px solid #e5e7eb}.header,.logo-container{display:flex;align-items:center}.logo-container{text-decoration:none;transition:opacity .2s ease;padding:12px 20px;border-radius:10px;min-height:75px}.logo-container:hover{opacity:.8;background-color:rgba(94,109,171,.08);transform:translateY(-1px);box-shadow:0 4px 12px rgba(94,109,171,.15)}.logo-image{height:85px;width:auto;max-width:250px;object-fit:contain;transition:var(--transition);filter:brightness(1) contrast(1.05);animation:logoFadeIn .8s ease-out;image-rendering:-webkit-optimize-contrast;image-rendering:crisp-edges;-webkit-backface-visibility:hidden;backface-visibility:hidden;will-change:transform}.logo-image:hover{filter:brightness(1.05) contrast(1.1);transform:scale(1.02)}.logo{font-weight:700;font-size:1.8rem;color:var(--primary-color);-webkit-user-select:none;-moz-user-select:none;user-select:none}.nav{display:flex;align-items:center;gap:30px;flex-grow:1;justify-content:center}.dropdown-toggle,.nav-link{font-weight:500;color:#374151;text-decoration:none;padding:8px 16px;border-radius:var(--border-radius);transition:var(--transition);border:none;background:none;cursor:pointer;font-size:14px;letter-spacing:.5px}.dropdown-toggle:hover,.nav-link:hover{color:#5E6DAB;background:var(--gradient-primary);color:white;transform:translateY(-2px)}.nav-item.dropdown{position:relative;display:inline-block}.caret{margin-left:6px;font-size:.6rem;color:#666;-webkit-user-select:none;-moz-user-select:none;user-select:none}.dropdown-menu{position:absolute;top:40px;left:0;background:white;border-radius:var(--border-radius);box-shadow:0 10px 40px rgba(0,0,0,.15);padding:8px 0;min-width:180px;z-index:10;opacity:0;visibility:hidden;transform:translateY(-10px);transition:var(--transition)}.dropdown:hover .dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}.dropdown-menu li{list-style:none}.dropdown-menu li a{display:block;padding:12px 20px;color:#444;font-weight:600;text-decoration:none;transition:all .2s ease}.dropdown-menu li a:hover{background:var(--gradient-primary);color:white}.user-actions{display:flex;align-items:center;gap:15px;min-width:140px;justify-content:flex-end}.user-dropdown{position:relative;display:inline-block}.user-name-link{color:#374151;font-size:14px;font-weight:500;padding:8px 12px;cursor:pointer;transition:color .2s ease;text-decoration:none;display:flex;align-items:center;gap:8px;border-radius:var(--border-radius);background:white;color:var(--primary-color);border:2px solid var(--primary-color);box-shadow:0 4px 15px rgba(79,125,249,.1)}.user-name-link:hover{background:var(--gradient-primary);color:white;box-shadow:0 8px 25px rgba(79,125,249,.15);transform:translateY(-2px)}.user-name-link:after{content:"▼";font-size:.75rem;opacity:.7;transition:transform .3s ease}.user-dropdown:hover .user-name-link:after{transform:rotate(180deg)}.user-dropdown-menu{position:absolute;top:100%;right:0;background:white;border:1px solid #e5e7eb;border-radius:var(--border-radius);box-shadow:0 12px 32px rgba(0,0,0,.15);min-width:200px;padding:12px 0;opacity:0;visibility:hidden;transform:translateY(-10px);transition:var(--transition);z-index:1000}.user-dropdown:hover .user-dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}.user-dropdown-menu:before{content:"";position:absolute;top:-8px;right:20px;width:0;height:0;border-left:8px solid transparent;border-right:8px solid transparent;border-bottom:8px solid white}.user-dropdown-item{display:flex;align-items:center;gap:10px;padding:12px 20px;color:#374151;text-decoration:none;font-size:14px;font-weight:600;transition:all .2s ease}.user-dropdown-item:hover{background:var(--gradient-primary);color:white}.user-dropdown-item[href="/admin"]:hover{background:linear-gradient(135deg,#10b981,#059669)}.user-dropdown-item:before{content:"";width:16px;height:16px;background-repeat:no-repeat;background-size:contain;opacity:.7}.user-dropdown-item[href="/account"]:before{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='currentColor'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M16 7a4 4 0 11-8 0 4 4 0 018 0zM12 14a7 7 0 00-7 7h14a7 7 0 00-7-7z'/%3E%3C/svg%3E")}.user-dropdown-item[href="/account/tests"]:before{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='currentColor'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M9 12h6m-6 4h6m2 5H7a2 2 0 01-2-2V5a2 2 0 012-2h5.586a1 1 0 01.707.293l5.414 5.414a1 1 0 01.293.707V19a2 2 0 01-2 2z'/%3E%3C/svg%3E")}.user-dropdown-item[href="/account/appointments"]:before{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='currentColor'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M8 7V3m8 4V3m-9 8h10M5 21h14a2 2 0 002-2V7a2 2 0 00-2-2H5a2 2 0 00-2 2v12a2 2 0 002 2z'/%3E%3C/svg%3E")}.user-dropdown-item[href="/admin"]:before{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='currentColor'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M10.325 4.317c.426-1.756 2.924-1.756 3.35 0a1.724 1.724 0 002.573 1.066c1.543-.94 3.31.826 2.37 2.37a1.724 1.724 0 001.065 2.572c1.756.426 1.756 2.924 0 3.35a1.724 1.724 0 00-1.066 2.573c.94 1.543-.826 3.31-2.37 2.37a1.724 1.724 0 00-2.572 1.065c-.426 1.756-2.924 1.756-3.35 0a1.724 1.724 0 00-2.573-1.066c-1.543.94-3.31-.826-2.37-2.37a1.724 1.724 0 00-1.065-2.572c-1.756-.426-1.756-2.924 0-3.35a1.724 1.724 0 001.066-2.573c-.94-1.543.826-3.31 2.37-2.37.996.608 2.296.07 2.572-1.065z'/%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M15 12a3 3 0 11-6 0 3 3 0 016 0z'/%3E%3C/svg%3E")}.logout-item{width:100%;background:none;border:none;text-align:left;font-family:inherit;cursor:pointer;padding:12px 20px;color:#374151;font-weight:600;text-decoration:none;transition:all .2s ease;display:flex;align-items:center;gap:10px;font-size:14px}.logout-item:hover{background:linear-gradient(135deg,#ef4444,#dc2626);color:white}.logout-item:before{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='currentColor'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M17 16l4-4m0 0l-4-4m4 4H7m6 4v1a3 3 0 01-3 3H6a3 3 0 01-3-3V7a3 3 0 013-3h4a3 3 0 013 3v1'/%3E%3C/svg%3E");content:"";width:16px;height:16px;background-repeat:no-repeat;background-size:contain;opacity:.7}.hero-section{background:var(--gradient-primary);min-height:85vh;display:flex;align-items:center;position:relative;overflow:hidden}.hero-section:before{content:"";position:absolute;inset:0;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><radialGradient id="a" cx="50%" cy="50%"><stop offset="0%" style="stop-color:%23ffffff;stop-opacity:0.1"/><stop offset="100%" style="stop-color:%23ffffff;stop-opacity:0"/></radialGradient></defs><circle cx="200" cy="200" r="200" fill="url(%23a)"/><circle cx="800" cy="600" r="150" fill="url(%23a)"/></svg>');opacity:.5}.hero-content{display:flex;align-items:center;gap:80px;max-width:1400px;margin:0 auto;padding:2rem;position:relative;z-index:1}.hero-text{flex:1 1;max-width:600px}.hero-badge{display:inline-block;background:rgba(255,255,255,.2);-webkit-backdrop-filter:var(--backdrop-blur);backdrop-filter:var(--backdrop-blur);padding:8px 20px;border-radius:25px;font-size:.9rem;font-weight:600;border:1px solid rgba(255,255,255,.2)}.hero-badge,.hero-title{color:white;margin-bottom:24px}.hero-title{font-size:3.2rem;font-weight:800;line-height:1.1}.hero-title-accent{background:var(--gradient-accent);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;display:block;margin-top:8px}.hero-description{font-size:1.2rem;color:rgba(255,255,255,.9);margin-bottom:40px;max-width:520px}.hero-stats{display:flex;gap:40px;margin-bottom:40px;flex-wrap:wrap}.stat-item{text-align:center;color:white}.stat-number{display:block;font-size:2.2rem;font-weight:800;color:var(--accent-color);margin-bottom:4px}.stat-label{font-size:.95rem;opacity:.8}.hero-actions{display:flex;gap:20px;flex-wrap:wrap}.hero-image-container{position:relative;width:100%;max-width:500px;background:rgba(255,255,255,.1);border-radius:var(--border-radius-large);-webkit-backdrop-filter:var(--backdrop-blur);backdrop-filter:var(--backdrop-blur);padding:2rem;box-shadow:var(--shadow-medium)}.hero-image{width:100%;height:auto;max-width:400px;border-radius:16px;transition:var(--transition);opacity:1}.hero-image:hover{transform:scale(1.05)}.logo-indicators{display:flex;justify-content:center;gap:8px;margin-top:16px}.indicator{width:12px;height:12px;border-radius:50%;background-color:rgba(255,255,255,.4);border:none;cursor:pointer;transition:var(--transition)}.indicator.active{background-color:white;transform:scale(1.2)}.indicator:hover{background-color:rgba(255,255,255,.7)}.section{padding:100px 0}.section-header{text-align:center;margin-bottom:80px}.section-header h2{font-size:2.8rem;font-weight:800;color:var(--text-primary);margin-bottom:20px;background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.section-header p{font-size:1.2rem;color:var(--text-secondary);max-width:600px;margin:0 auto}.features-section{background:linear-gradient(135deg,#f8f9ff,white);margin-bottom:60px}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));grid-gap:40px;gap:40px}.feature-card{background:white;padding:40px 30px;border-radius:var(--border-radius-large);text-align:center;box-shadow:var(--shadow-medium);transition:var(--transition);border:1px solid rgba(79,125,249,.1);position:relative;overflow:hidden}.feature-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--gradient-primary);transform:scaleX(0);transition:transform .3s ease}.feature-card:hover:before{transform:scaleX(1)}.feature-card:hover{transform:translateY(-10px);box-shadow:var(--shadow-heavy)}.feature-icon{width:80px;height:80px;margin:0 auto 24px;background:var(--gradient-primary);border-radius:var(--border-radius-large)}.feature-icon,.feature-icon-tests{display:flex;align-items:center;justify-content:center;color:white;font-size:2rem;transition:var(--transition)}.feature-icon-tests{width:100%;height:180px;margin:0 0 24px;background:transparent;border-radius:0;overflow:hidden}.feature-card:hover .feature-icon{transform:scale(1.1)}.feature-card h3{font-size:1.4rem;font-weight:700;color:var(--text-primary);margin-bottom:16px}.feature-card p{color:var(--text-secondary)}.cta-section{background:linear-gradient(135deg,#4a5568,#2d3748);padding:80px 40px;text-align:center;position:relative;overflow:hidden;margin-bottom:0}.cta-section:before{content:"";position:absolute;inset:0;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><radialGradient id="b" cx="50%" cy="50%"><stop offset="0%" style="stop-color:%23ffffff;stop-opacity:0.03"/><stop offset="100%" style="stop-color:%23ffffff;stop-opacity:0"/></radialGradient></defs><circle cx="100" cy="100" r="100" fill="url(%23b)"/><circle cx="900" cy="900" r="150" fill="url(%23b)"/></svg>')}.cta-content{position:relative;z-index:1}.cta-content h2{font-size:2.5rem;font-weight:700;color:white;margin-bottom:20px;line-height:1.3}.cta-content p{font-size:1.1rem;color:rgba(255,255,255,.85);margin-bottom:50px;max-width:600px;margin-left:auto;margin-right:auto;line-height:1.6}.cta-actions{display:flex;gap:20px;justify-content:center;flex-wrap:wrap}.footer{background:#1a202c;color:rgba(255,255,255,.7);text-align:center;padding:30px 20px;border-top:1px solid rgba(255,255,255,.1)}.footer a{color:#63b3ed;text-decoration:none;transition:var(--transition)}.footer a:hover{color:#90cdf4}.account-container{max-width:700px;margin:60px auto;padding:40px;background:white;border-radius:var(--border-radius-large);box-shadow:var(--shadow-medium)}.account-title{font-size:2.4rem;font-weight:700;margin-bottom:32px;color:var(--primary-color);text-align:center}.account-info{display:flex;flex-direction:column;gap:28px}.info-item{display:flex;justify-content:space-between;border-bottom:1px solid var(--bg-secondary);padding-bottom:14px;font-size:1.15rem}.info-item .label{color:var(--primary-color);font-weight:700}.info-item .value{color:var(--text-primary);font-weight:600}@keyframes logoFadeIn{0%{opacity:0;transform:translateY(-10px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}@media (max-width:768px){.hero-title{font-size:2.2rem}.section{max-width:100%}.cta-section,.features-section,.section{overflow-x:hidden}.cta-section{max-width:100%}.section-header h2{font-size:2rem}.cta-content h2{font-size:1.8rem}.container{max-width:100%;padding:0 20px;box-sizing:border-box}}@media (max-width:480px){.hero-title{font-size:1.8rem}.container{padding:0 15px}.hero-content{padding:30px 15px}.section-header h2{font-size:1.6rem}.cta-section{padding:40px 15px}.cta-content h2{font-size:1.5rem}}@media (max-width:768px){.header{padding:0 20px;height:80px;flex-wrap:wrap;max-width:100%;box-sizing:border-box}.logo-container{padding:8px 12px;min-height:60px;flex-shrink:0}.logo-image{height:60px;max-width:200px}.nav{order:3;width:100%;justify-content:center;margin-top:10px;gap:15px;flex-wrap:wrap;max-width:100%}.dropdown-toggle,.nav-link{padding:6px 12px;font-size:13px;white-space:nowrap}.user-actions{min-width:auto;gap:10px;flex-shrink:0}.user-name-link{padding:6px 10px;font-size:13px}}@media (max-width:480px){.header{padding:0 15px;height:auto;min-height:70px}.logo-image{height:50px}.nav{flex-wrap:wrap;gap:10px;margin-top:15px;padding-bottom:15px}.dropdown-toggle,.nav-link{padding:5px 10px;font-size:12px}}@media (max-width:768px){.hero-section{overflow-x:hidden;padding:0}.hero-content{flex-direction:column;gap:40px;padding:40px 20px;text-align:center;max-width:100%;margin:0;box-sizing:border-box}.hero-description,.hero-text{max-width:100%;width:100%}.hero-description{font-size:1.1rem}.hero-stats{gap:30px;flex-wrap:wrap}.hero-actions,.hero-stats{justify-content:center;max-width:100%}.hero-actions{width:100%}.hero-image-container{max-width:100%;width:100%;padding:1.5rem;box-sizing:border-box}}@media (max-width:480px){.hero-content{padding:30px 15px;gap:30px}.hero-description{font-size:1rem}.hero-stats{gap:20px}.stat-number{font-size:1.8rem}.hero-actions{flex-direction:column;align-items:center}.btn{width:100%;max-width:280px;justify-content:center}}@media (max-width:768px){.features-grid{grid-template-columns:1fr;gap:30px}.feature-card{padding:30px 20px}.feature-icon{width:60px;height:60px;font-size:1.5rem}.feature-icon-tests{height:150px}}@media (max-width:480px){.feature-card{padding:25px 15px}.feature-icon{width:50px;height:50px;font-size:1.3rem}.feature-icon-tests{height:120px}}@media (max-width:768px){.section{padding:60px 0}.section-header{margin-bottom:50px}.container{padding:0 20px}}@media (max-width:480px){.section{padding:40px 0}.section-header{margin-bottom:40px}.container{padding:0 15px}}@media (max-width:768px){.cta-section{padding:60px 20px}.cta-actions{flex-direction:column;align-items:center}.cta-actions .btn{width:100%;max-width:280px}}@media (max-width:480px){.cta-section{padding:40px 15px}.cta-content p{font-size:1rem}}@media (max-width:768px){.account-container{margin:40px 20px;padding:30px 20px}.account-title{font-size:2rem}.info-item{flex-direction:column;gap:8px;text-align:left}.info-item .label{font-size:1rem}.info-item .value{font-size:1.1rem}}@media (max-width:480px){.account-container{margin:20px 15px;padding:25px 15px}.account-title{font-size:1.8rem}.info-item{font-size:1rem}}@media (max-width:768px){.dropdown-menu{left:50%;transform:translateX(-50%) translateY(-10px);min-width:150px}.dropdown:hover .dropdown-menu{transform:translateX(-50%) translateY(0)}.user-dropdown-menu{right:0;min-width:180px}}@media (max-width:480px){.dropdown-menu{min-width:140px}.dropdown-menu li a{padding:10px 15px;font-size:13px}.user-dropdown-menu{min-width:160px}.user-dropdown-item{padding:10px 15px;font-size:13px}.btn{padding:10px 20px;font-size:.9rem}}@media (max-width:768px){.footer{padding:25px 20px}}@media (max-width:480px){.footer{padding:20px 15px;font-size:.9rem}}@media (hover:none){.btn:hover{transform:none;box-shadow:var(--shadow-light)}.feature-card:hover{transform:none;box-shadow:var(--shadow-medium)}.dropdown-toggle:hover,.hero-image:hover,.nav-link:hover,.user-name-link:hover{transform:none}}.desktop-menu{display:flex;align-items:center;flex:1 1;justify-content:space-between}.mobile-menu-container{display:none}.hamburger-btn{display:flex;flex-direction:column;justify-content:space-between;width:30px;height:24px;background:none;border:none;cursor:pointer;padding:0;z-index:1001;position:relative;transition:all .3s ease}.hamburger-btn:hover{transform:scale(1.1)}.hamburger-btn span{display:block;width:100%;height:3px;background-color:var(--primary-color);border-radius:2px;transition:all .3s cubic-bezier(.68,-.55,.265,1.55);transform-origin:center}.hamburger-btn.active span:first-child{transform:rotate(45deg) translate(6px,6px);background-color:var(--primary-color)}.hamburger-btn.active span:nth-child(2){opacity:0;transform:scale(0)}.hamburger-btn.active span:nth-child(3){transform:rotate(-45deg) translate(6px,-6px);background-color:var(--primary-color)}.mobile-menu-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.6);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:1000;opacity:0;visibility:hidden;transition:all .4s cubic-bezier(.4,0,.2,1)}.mobile-menu-overlay.active{opacity:1;visibility:visible}.mobile-menu{position:fixed;top:0;right:0;height:100vh;width:85%;max-width:400px;background:linear-gradient(135deg,#ffffff,#f8fafc);box-shadow:-10px 0 30px rgba(0,0,0,.2);transform:translateX(100%);transition:transform .4s cubic-bezier(.4,0,.2,1);overflow-y:auto;display:flex;flex-direction:column;border-left:3px solid var(--primary-color)}.mobile-menu-overlay.active .mobile-menu{transform:translateX(0)}.mobile-menu-logo{padding:15px 20px;border-bottom:2px solid var(--bg-secondary);position:relative;height:80px;display:flex;align-items:center;justify-content:flex-start}.mobile-menu-logo:after{content:"";position:absolute;bottom:0;left:0;right:0;height:3px}.mobile-logo-image{height:50px;width:auto;max-width:200px;transition:all .3s ease}.mobile-logo-image:hover{transform:scale(1.05)}.mobile-nav{padding:30px 0;flex:1 1;background:white}.mobile-nav-link{display:flex;align-items:center;padding:18px 25px;color:var(--text-primary);text-decoration:none;font-size:16px;font-weight:600;transition:all .3s ease;border-bottom:1px solid rgba(0,0,0,.05);position:relative;border-radius:12px;margin:0 10px 5px}.mobile-nav-link:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--gradient-primary);transform:scaleY(0);transition:transform .3s ease;border-radius:0 4px 4px 0}.mobile-nav-link:hover{background:rgba(79,125,249,.1);color:var(--primary-color);transform:translateX(5px)}.mobile-nav-link:hover:before{transform:scaleY(1)}.mobile-nav-link svg{margin-right:15px;color:var(--text-secondary);width:20px;height:20px}.mobile-nav-link:hover svg{color:var(--primary-color)}.mobile-user-section{border-top:2px solid var(--bg-secondary);background:linear-gradient(135deg,#f8fafc,#e2e8f0);padding:25px 20px;margin-top:auto}.mobile-user-info{display:flex;align-items:center;margin-bottom:25px;padding:20px;background:white;border-radius:16px;box-shadow:0 4px 15px rgba(0,0,0,.1);border:1px solid rgba(79,125,249,.1)}.mobile-user-avatar{width:55px;height:55px;border-radius:50%;background:var(--gradient-primary);display:flex;align-items:center;justify-content:center;margin-right:18px;box-shadow:0 4px 12px rgba(79,125,249,.3)}.mobile-user-avatar svg{color:white;width:24px;height:24px}.mobile-user-details{flex:1 1}.mobile-user-name{font-weight:700;color:var(--text-primary);margin-bottom:3px;font-size:16px}.mobile-user-email{font-size:14px;color:var(--text-secondary);font-weight:500}.mobile-user-links{display:flex;flex-direction:column;gap:8px}.mobile-user-link{display:flex;align-items:center;padding:15px 18px;color:var(--text-primary);text-decoration:none;font-size:15px;font-weight:600;background:white;border-radius:12px;transition:all .3s ease;border:2px solid transparent;box-shadow:0 2px 8px rgba(0,0,0,.05)}.mobile-user-link:hover{background:var(--gradient-primary);color:white;border-color:var(--primary-color);transform:translateY(-2px);box-shadow:0 6px 20px rgba(79,125,249,.2)}.mobile-user-link svg{margin-right:15px;color:var(--text-secondary);width:18px;height:18px}.mobile-user-link:hover svg{color:white}.mobile-user-link[href*=admin]:hover{background:linear-gradient(135deg,#10b981,#059669);border-color:#10b981}.mobile-logout-btn{display:flex;align-items:center;justify-content:center;padding:15px 18px;background:linear-gradient(135deg,#ef4444,#dc2626);color:white;border:none;border-radius:12px;font-size:15px;font-weight:700;cursor:pointer;transition:all .3s ease;width:100%;margin-top:15px;box-shadow:0 4px 15px rgba(239,68,68,.3)}.mobile-logout-btn:hover{background:linear-gradient(135deg,#dc2626,#b91c1c);transform:translateY(-2px);box-shadow:0 6px 20px rgba(239,68,68,.4)}.mobile-logout-btn svg{margin-right:12px;width:18px;height:18px}.mobile-auth-buttons{display:flex;flex-direction:column;gap:12px;padding:25px 20px}.mobile-btn{display:block;text-align:center;padding:18px;border-radius:12px;text-decoration:none;font-weight:700;font-size:16px;transition:all .3s ease;position:relative;overflow:hidden}.mobile-btn:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s ease}.mobile-btn:hover:before{left:100%}.mobile-btn-login{background:var(--gradient-primary);color:white;border:2px solid transparent;box-shadow:0 6px 20px rgba(79,125,249,.3)}.mobile-btn-login:hover{background:linear-gradient(135deg,#3b5ccd,#4f46e5);transform:translateY(-2px);box-shadow:0 8px 25px rgba(79,125,249,.4)}.mobile-btn-signup{background:white;color:var(--primary-color);border:2px solid var(--primary-color);box-shadow:0 4px 15px rgba(0,0,0,.1)}.mobile-btn-signup:hover{background:var(--gradient-primary);color:white;transform:translateY(-2px);box-shadow:0 6px 20px rgba(79,125,249,.3)}@media (max-width:768px){.desktop-menu{display:none}.mobile-menu-container{display:block}.header{padding:15px 20px!important;height:80px!important}.logo-container{padding:0!important}.logo-image{max-width:180px;margin-bottom:5}.nav,.user-actions{display:none!important}}@media (max-width:480px){.mobile-menu{width:100%;max-width:100%}.mobile-menu-logo{padding:15px 20px;height:80px}.mobile-logo-image{height:50px;max-width:180px;margin-top:13;margin-left:-2}.mobile-nav{padding:20px 0}.mobile-nav-link{padding:15px 20px;font-size:15px;margin:0 5px}.mobile-user-section{padding:20px 15px}.mobile-user-info{padding:15px}.mobile-user-avatar{width:50px;height:50px}.mobile-user-avatar svg{width:22px;height:22px}.mobile-user-name{font-size:15px}.mobile-user-email{font-size:13px}.mobile-logout-btn,.mobile-user-link{padding:12px 15px;font-size:14px}.mobile-auth-buttons{padding:20px 15px}.mobile-btn{padding:15px;font-size:15px}}@media (max-width:360px){.hamburger-btn{width:26px;height:20px}.mobile-menu-logo{padding:15px 10px}.mobile-logo-image{height:40px;max-width:160px}.mobile-nav-link{padding:12px 15px;font-size:14px}.mobile-auth-buttons,.mobile-user-section{padding:15px 10px}}.mobile-menu-open{overflow:hidden!important;position:fixed!important;width:100%!important}@media (hover:none){.mobile-btn:hover,.mobile-logout-btn:hover,.mobile-nav-link:hover,.mobile-user-link:hover{transform:none}}.hamburger-btn span,.mobile-btn,.mobile-logout-btn,.mobile-menu,.mobile-menu-overlay,.mobile-nav-link,.mobile-user-link{-webkit-backface-visibility:hidden;backface-visibility:hidden;transform:translateZ(0);will-change:transform}.hamburger-btn:focus{outline-offset:2px}.mobile-btn:focus,.mobile-logout-btn:focus,.mobile-nav-link:focus,.mobile-user-link:focus{outline:2px solid var(--primary-color);outline-offset:2px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.banner{position:relative;width:100%;z-index:50;transition:all .3s ease;border-bottom:1px solid rgba(255,255,255,.1);display:flex;align-items:center}.banner-clickable{cursor:pointer}.banner-clickable:hover{transform:translateY(-1px);box-shadow:0 4px 15px rgba(0,0,0,.1)}.banner-content{max-width:1200px;margin:0 auto;justify-content:space-between;gap:clamp(8px,2vw,16px);padding:0 16px}.banner-content,.banner-text-wrapper{display:flex;align-items:center;width:100%}.banner-text-wrapper{gap:clamp(4px,1vw,8px);flex:1 1;min-width:0}.banner-text{font-weight:600;letter-spacing:.02em;line-height:1.3;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;width:100%;display:block;word-wrap:break-word;overflow-wrap:break-word;-webkit-hyphens:auto;hyphens:auto;white-space:normal;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.banner-link-icon{flex-shrink:0;margin-left:4px}.banner-close{background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.25);color:inherit;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;font-weight:700;transition:all .3s ease;flex-shrink:0;touch-action:manipulation}.banner-close:hover{background:rgba(255,255,255,.25);transform:scale(1.05)}.banner-close:active{transform:scale(.95)}.admin-banner-page{min-height:100vh;background:linear-gradient(135deg,#f8fafc,#e2e8f0);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;color:#2c3e50;width:100vw;position:relative;left:50%;right:50%;margin:0 -50vw}.admin-banner-container{max-width:1400px;margin:0 auto;padding:clamp(1rem,3vw,2rem)}.admin-banner-title{font-size:clamp(1.75rem,5vw,2.5rem);font-weight:800;color:#2c3e50;margin-bottom:2rem;letter-spacing:-.02em;background:linear-gradient(135deg,#4f7df9,#6366f1);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;text-align:center;line-height:1.2}.admin-banner-loading{display:flex;justify-content:center;align-items:center;min-height:60vh;color:#64748b;font-size:clamp(1rem,2.5vw,1.125rem);font-weight:500;flex-direction:column;gap:1rem;text-align:center;padding:0 1rem}.admin-banner-spinner{width:clamp(32px,8vw,40px);height:clamp(32px,8vw,40px);border:3px solid #e2e8f0;border-top-color:#4f7df9;border-radius:50%;animation:spin 1s linear infinite}.admin-banner-message{padding:clamp(.75rem,2vw,1rem) clamp(1rem,3vw,1.5rem);border-radius:12px;margin-bottom:1.5rem;font-weight:500;text-align:center;font-size:clamp(.875rem,2vw,1rem)}.admin-banner-message.success{background:linear-gradient(135deg,#dcfce7,#bbf7d0);border:1px solid #86efac;color:#166534}.admin-banner-message.error{background:linear-gradient(135deg,#fef2f2,#fee2e2);border:1px solid #fca5a5;color:#dc2626}.admin-banner-layout{display:grid;grid-template-columns:1fr;grid-gap:clamp(1rem,3vw,2rem);gap:clamp(1rem,3vw,2rem)}.admin-banner-card{background:rgba(255,255,255,.95);border-radius:clamp(12px,3vw,20px);box-shadow:0 4px 6px rgba(0,0,0,.02),0 20px 25px rgba(0,0,0,.05);overflow:hidden;border:1px solid rgba(79,125,249,.1);height:-moz-fit-content;height:fit-content}.admin-banner-card-header{padding:clamp(1rem,2.5vw,1.5rem) clamp(1.25rem,3vw,2rem);background:linear-gradient(135deg,#f8fafc,#f1f5f9);border-bottom:1px solid rgba(79,125,249,.1);font-size:clamp(.95rem,2.2vw,1.125rem);font-weight:700;color:#64748b;text-transform:uppercase;letter-spacing:.05em}.admin-banner-card-content{padding:clamp(1.25rem,3vw,2rem)}.admin-banner-field{margin-bottom:clamp(1.25rem,3vw,2rem)}.admin-banner-field-header{justify-content:space-between;flex-wrap:wrap}.admin-banner-field label,.admin-banner-field-header{display:flex;align-items:center;margin-bottom:.5rem;gap:.5rem}.admin-banner-field label{font-size:clamp(.875rem,2vw,.95rem);font-weight:600;color:#2c3e50}.admin-banner-description{font-size:clamp(.8rem,1.8vw,.875rem);color:#64748b;margin-bottom:1rem;line-height:1.5}.admin-banner-input,.admin-banner-textarea{width:100%;padding:clamp(.625rem,1.5vw,.75rem) clamp(.875rem,2vw,1rem);border:2px solid rgba(79,125,249,.1);border-radius:12px;font-size:clamp(.875rem,2vw,1rem);background:white;color:#2c3e50;font-family:inherit;transition:all .3s ease;box-sizing:border-box}.admin-banner-input:focus,.admin-banner-textarea:focus{border-color:#4f7df9;outline:none;box-shadow:0 0 0 3px rgba(79,125,249,.1);transform:translateY(-1px)}.admin-banner-textarea{resize:vertical;min-height:clamp(60px,15vw,80px)}.admin-banner-counter{text-align:right;font-size:clamp(.7rem,1.5vw,.75rem);color:#64748b;margin-top:.5rem}.admin-banner-row{display:grid;grid-template-columns:1fr;grid-gap:clamp(1rem,2.5vw,1.5rem);gap:clamp(1rem,2.5vw,1.5rem)}.admin-banner-color-group{display:flex;gap:clamp(.5rem,1.5vw,.75rem);align-items:center;flex-wrap:wrap}.admin-banner-color-picker{width:clamp(40px,10vw,50px);height:clamp(32px,8vw,40px);border:2px solid rgba(79,125,249,.1);border-radius:8px;cursor:pointer;transition:all .3s ease;flex-shrink:0}.admin-banner-color-picker:hover{transform:scale(1.05);box-shadow:0 4px 12px rgba(0,0,0,.1)}.admin-banner-range{width:100%;height:6px;background:#e2e8f0;border-radius:3px;outline:none;cursor:pointer;-webkit-appearance:none}.admin-banner-range::-webkit-slider-thumb{-webkit-appearance:none;width:clamp(16px,4vw,20px);height:clamp(16px,4vw,20px);border-radius:50%;background:#4f7df9;cursor:pointer;box-shadow:0 2px 6px rgba(0,0,0,.2);-webkit-transition:all .3s ease;transition:all .3s ease}.admin-banner-range::-webkit-slider-thumb:hover{transform:scale(1.2);box-shadow:0 4px 12px rgba(79,125,249,.4)}.admin-banner-height-indicators{display:flex;justify-content:space-between;margin-top:.5rem;flex-wrap:wrap;gap:.25rem}.admin-banner-height-label{font-size:clamp(.7rem,1.5vw,.75rem);color:#64748b;font-weight:500}.admin-banner-toggle{position:relative;display:inline-block;width:clamp(50px,12vw,60px);height:clamp(28px,7vw,34px)}.admin-banner-toggle input{opacity:0;width:0;height:0}.admin-banner-toggle-slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background:#e2e8f0;transition:.4s;border-radius:34px}.admin-banner-toggle-slider:before{position:absolute;content:"";height:calc(100% - 8px);width:calc(100% - 8px);max-height:26px;max-width:26px;left:4px;bottom:4px;background:white;transition:.4s;border-radius:50%;box-shadow:0 2px 4px rgba(0,0,0,.2)}input:checked+.admin-banner-toggle-slider{background:#4f7df9}input:checked+.admin-banner-toggle-slider:before{transform:translateX(calc(100% - 8px));max-transform:translateX(26px)}.admin-banner-status{padding:clamp(.2rem,.5vw,.25rem) clamp(.6rem,1.5vw,.75rem);border-radius:12px;font-size:clamp(.7rem,1.5vw,.75rem);font-weight:600;text-transform:uppercase;letter-spacing:.02em;white-space:nowrap}.admin-banner-status.active{background:linear-gradient(135deg,#dcfce7,#bbf7d0);color:#166534;border:1px solid #86efac}.admin-banner-status.inactive{background:linear-gradient(135deg,#f1f5f9,#e2e8f0);color:#475569;border:1px solid #cbd5e1}.admin-banner-radio-group{display:flex;flex-direction:column;gap:clamp(.5rem,1.5vw,.75rem);margin-top:.5rem}.admin-banner-radio{display:flex;align-items:center;cursor:pointer;padding:clamp(.625rem,1.5vw,.75rem) clamp(.875rem,2vw,1rem);border:2px solid rgba(79,125,249,.1);border-radius:12px;background:white;transition:all .3s ease;width:100%;box-sizing:border-box}.admin-banner-radio:hover{border-color:rgba(79,125,249,.3);background:rgba(79,125,249,.05)}.admin-banner-radio input[type=radio]{margin:0 .5rem 0 0;accent-color:#4f7df9;flex-shrink:0}.admin-banner-radio:has(input:checked){border-color:#4f7df9;background:rgba(79,125,249,.1)}.admin-banner-radio:has(input:checked) span{color:#4f7df9;font-weight:600}.admin-banner-preview{margin-bottom:2rem}.admin-banner-preview-banner{width:100%;border-radius:12px;overflow:hidden;border:2px dashed #e2e8f0;transition:all .3s ease;display:flex;align-items:center}.admin-banner-preview-content{padding:0 clamp(1rem,3vw,1.5rem);display:flex;align-items:center;gap:clamp(.5rem,1.5vw,1rem);width:100%;min-width:0}.admin-banner-preview-content[style*="justify-content: flex-start"]{justify-content:flex-start}.admin-banner-preview-content[style*="justify-content: center"]{justify-content:center}.admin-banner-preview-content[style*="justify-content: flex-end"]{justify-content:flex-end}.admin-banner-preview-text{font-weight:600;display:block;word-wrap:break-word;overflow-wrap:break-word;-webkit-hyphens:auto;hyphens:auto;line-height:1.3;min-width:0;flex:1 1}.admin-banner-preview-text[style*="text-align: left"]{text-align:left}.admin-banner-preview-text[style*="text-align: center"]{text-align:center}.admin-banner-preview-text[style*="text-align: right"]{text-align:right}.admin-banner-preview-close{background:rgba(255,255,255,.2);border:1px solid rgba(255,255,255,.3);color:inherit;width:clamp(20px,5vw,24px);height:clamp(20px,5vw,24px);border-radius:50%;font-size:clamp(12px,3vw,16px);flex-shrink:0}.admin-banner-preview-close,.admin-banner-save-btn{display:flex;align-items:center;justify-content:center;cursor:pointer;font-weight:700}.admin-banner-save-btn{padding:clamp(.875rem,2vw,1rem) clamp(1.5rem,3vw,2rem);border-radius:12px;border:none;font-size:clamp(.875rem,2vw,1rem);transition:all .3s ease;gap:8px;width:100%;background:linear-gradient(135deg,#4f7df9,#6366f1);color:white;box-shadow:0 8px 25px rgba(79,125,249,.3);font-family:inherit;touch-action:manipulation}.admin-banner-save-btn:hover:not(:disabled){background:linear-gradient(135deg,#3b5ccd,#4f46e5);box-shadow:0 12px 30px rgba(79,125,249,.4);transform:translateY(-2px)}.admin-banner-save-btn:active:not(:disabled){transform:translateY(0)}.admin-banner-save-btn:disabled{opacity:.6;cursor:not-allowed;transform:none!important}.admin-banner-save-btn.saving{animation:pulse 1.5s infinite}@keyframes spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.7}}@media (min-width:768px){.admin-banner-layout,.admin-banner-row{grid-template-columns:1fr 1fr}.admin-banner-radio-group{flex-direction:row}.admin-banner-radio{flex:1 1}}@media (min-width:1024px){.banner-content{padding:0 20px}}@media (hover:none) and (pointer:coarse){.banner-close{min-width:44px;min-height:44px}.admin-banner-toggle{min-width:60px;min-height:44px}.admin-banner-color-picker{min-width:44px;min-height:44px}}@media (-webkit-min-device-pixel-ratio:2),(min-resolution:192dpi){.banner-text{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}}