:root{--dark-background: #1a2035;--sapphire: #38499f;--havelock-blue: #47a7dd;--gold-accent: #f0c419;--text-light: #ffffff;--text-secondary: #c0c8e7;--error-red: #ff6b6b;--success-green: #2ecc71}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background-color:var(--dark-background);color:var(--text-light);overflow-x:hidden}a,a:visited{color:var(--havelock-blue);text-decoration:underline;transition:color .2s ease-in-out}a:hover,a:active{color:var(--text-light)}#root{width:100%;min-height:100vh}.app-container{display:flex;flex-direction:column;align-items:center;width:100%;min-height:100vh}.app-header{display:flex;justify-content:space-between;align-items:center;padding:1.5rem 2rem;width:100%;max-width:900px;box-sizing:border-box}.header-content{display:flex;align-items:center;gap:1rem}.app-header h1{font-size:1.2rem;color:var(--text-light);margin:0}.auth-controls{display:flex;align-items:center;gap:1rem}.user-email{font-size:.9rem;color:var(--text-secondary);display:none}@media(min-width:600px){.user-email{display:inline}.app-header h1{font-size:1.5rem}}.auth-button{background:none;border:1px solid rgba(255,255,255,.4);color:var(--text-light);padding:.5rem 1rem;border-radius:20px;cursor:pointer;transition:all .2s;font-size:.9rem;text-shadow:0 1px 4px rgba(0,0,0,.8);box-shadow:0 0 4px #0009}.auth-button:hover{background-color:#ffffff1a;border-color:var(--text-light);text-shadow:0 1px 6px rgba(0,0,0,1);box-shadow:0 0 8px #000c}.personalize-button{background:#f0c4194d;border:1px solid rgba(240,196,25,.5);color:var(--text-light);padding:.5rem 1rem;border-radius:20px;cursor:pointer;transition:all .2s;font-size:.9rem;font-weight:600;text-shadow:0 1px 3px rgba(0,0,0,.5);box-shadow:0 0 6px #38499f4d}.personalize-button:hover{background:#f0c41980;border-color:#f0c419cc;transform:translateY(-1px);text-shadow:0 1px 4px rgba(0,0,0,.7);box-shadow:0 0 10px #38499f80}.auth-modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;display:flex;align-items:center;justify-content:center;z-index:1000}.auth-modal-card{background-color:#1a2035bf;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);padding:2.5rem;border-radius:16px;width:90%;max-width:400px;box-shadow:0 8px 32px #0000004d;border:1px solid rgba(255,255,255,.1);text-align:center}.auth-modal-card h2{margin-top:0;margin-bottom:1.5rem;color:var(--text-light)}.modal-helper-text{font-style:italic;color:var(--text-secondary);margin-top:-.5rem;margin-bottom:1.5rem;text-align:center}.new-user-button,.existing-user-button{border:none;padding:1rem 2rem;font-size:1rem;font-weight:700;border-radius:30px;cursor:pointer;width:100%;margin-bottom:1rem;transition:all .2s}.new-user-button{background-color:var(--havelock-blue);color:var(--dark-background);display:flex;flex-direction:column;align-items:center;gap:.3rem}.new-user-button:hover{background-color:var(--sapphire);color:var(--text-light);transform:translateY(-2px)}.existing-user-button{background-color:var(--gold-accent);color:var(--dark-background);display:flex;flex-direction:column;align-items:center;gap:.3rem}.existing-user-button:hover{background-color:gold;transform:translateY(-2px)}.button-subtitle{font-size:.85rem;font-style:italic;font-weight:400;opacity:.9}.modal-auth-form{display:flex;flex-direction:column;gap:1rem;margin-top:1rem}.modal-auth-form input{width:100%;padding:.8rem 1rem;background-color:#0003;border:1px solid rgba(255,255,255,.2);border-radius:8px;color:var(--text-light);font-size:1rem;box-sizing:border-box;transition:border-color .2s}.modal-auth-form input:focus{outline:none;border-color:var(--havelock-blue)}.modal-auth-form input::placeholder{color:var(--text-secondary);opacity:.7}.modal-auth-form .cta-button{width:100%;margin:0 auto}.password-input-container{position:relative;width:100%}.password-input-container input{padding-right:4rem}.password-toggle-button{position:absolute;top:50%;right:1rem;transform:translateY(-50%);background:none;border:none;color:var(--text-secondary);cursor:pointer;font-size:.9rem;padding:0;transition:color .2s}.password-toggle-button:hover{color:var(--text-light)}.flash-link{display:block;text-align:center;margin-top:1.5rem;color:var(--text-secondary);text-decoration:none;font-size:.9rem;animation:highlight-once .5s ease-in-out 3 1s}.flash-link:hover{color:var(--text-light)}@keyframes highlight-once{0%{color:var(--text-secondary);transform:scale(1)}50%{color:var(--gold-accent);transform:scale(1.05)}to{color:var(--text-secondary);transform:scale(1)}}.modal-error{color:var(--error-red);font-size:.9rem;margin-top:.5rem}.content-card{background-color:#1b2035cc;padding:3rem 2.5rem;border-radius:20px;width:100%;max-width:440px;box-shadow:0 10px 40px #0000004d;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.1);display:flex;flex-direction:column;align-items:center;margin:20px}.content-card h2{font-size:1.8rem;font-weight:700;margin-top:0}.content-card p{font-size:1rem;line-height:1.5}.auth-form{display:flex;flex-direction:column;align-items:center;width:100%;gap:1.2rem}.auth-form input{width:100%;padding:.8rem 1rem;background-color:#0003;border:1px solid rgba(255,255,255,.2);border-radius:8px;color:var(--text-light);font-size:1rem;box-sizing:border-box;transition:border-color .2s}.auth-form input:focus{outline:none;border-color:var(--havelock-blue)}.cta-button{background-color:var(--havelock-blue);color:var(--text-light);border:none;padding:1rem 2rem;font-size:1.1rem;font-weight:600;border-radius:30px;cursor:pointer;transition:all .2s ease;width:100%;max-width:300px}.cta-button:hover{transform:translateY(-2px);background-color:var(--sapphire);box-shadow:0 4px 15px #47a7dd4d}.cta-button:active{transform:translateY(0)}.cta-button:disabled{background-color:var(--sapphire);opacity:.6;cursor:not-allowed;transform:none;box-shadow:none}.link-button{background:none;border:none;color:var(--text-secondary);font-size:.9rem;cursor:pointer;transition:color .2s;margin-top:1.5rem;text-decoration:underline}.link-button:hover{color:var(--text-light)}.auth-header{position:fixed;top:0;left:0;right:0;padding:1.5rem 2rem;display:flex;justify-content:space-between;align-items:center;z-index:1000}.auth-header-left{display:flex;align-items:center;gap:.8rem}.auth-logo{width:32px;height:32px}.auth-product-title{font-size:1.25rem;font-weight:700;color:var(--text-light)}.hollow-button{background:none;border:1px solid var(--text-secondary);color:var(--text-light);padding:.5rem 1.2rem;border-radius:20px;font-size:.9rem;cursor:pointer;transition:all .2s}.hollow-button:hover{background-color:#ffffff1a;border-color:var(--text-light)}.auth-screen{min-height:100vh;display:flex;flex-direction:column;justify-content:center;align-items:center;background-color:var(--dark-background)}.back-link{align-self:flex-start;color:var(--text-secondary);text-decoration:none;font-size:.9rem;margin-bottom:2rem;display:flex;align-items:center;gap:.5rem}.back-link:hover{color:var(--text-light)}.logout-button-overlay{position:fixed;top:20px;right:20px;z-index:1000;display:flex;align-items:center;gap:1rem}.user-email-map{font-size:.9rem;color:var(--text-light);text-shadow:0 1px 4px rgba(0,0,0,.9);font-weight:500}.brand-overlay{position:fixed;top:20px;left:20px;z-index:1000;display:flex;align-items:center;gap:10px}.auth-product-title{font-weight:500;color:var(--text-light);text-shadow:0 1px 4px rgba(0,0,0,.8)}.location-button{position:fixed;right:20px;bottom:140px;width:48px;height:48px;background-color:#fff;border:none;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px #0000004d;cursor:pointer;z-index:1000;transition:all .2s;color:#4285f4}.location-button:hover{transform:scale(1.05);background-color:#f8f9fa}.location-button:active{transform:scale(.95)}.location-button svg{width:24px;height:24px}.map-legend{position:fixed;left:20px;bottom:140px;height:48px;background-color:#fff;border-radius:24px;display:flex;align-items:center;gap:4px;padding:0 12px;box-shadow:0 4px 12px #0000004d;z-index:1000}.legend-label{font-size:11px;font-weight:500;color:#333;white-space:nowrap}.legend-star{flex-shrink:0}main{width:100%;max-width:500px;padding:0 2rem 2rem;box-sizing:border-box;flex-grow:1;display:flex;justify-content:center;align-items:center}.screen{display:flex;flex-direction:column;align-items:center;text-align:center;width:100%;animation:fadeIn .5s ease-in-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.welcome-screen p{font-size:1.2rem;color:var(--text-secondary);line-height:1.6;max-width:400px;margin-bottom:2.5rem;margin-top:1rem}.progress-indicator{color:var(--text-secondary);margin-bottom:1rem}.question-text{font-size:1.5rem;min-height:70px;margin-bottom:2rem}.slider-container{margin-bottom:2.5rem;width:100%}.slider-labels{display:flex;justify-content:space-between;font-size:.9rem;color:var(--text-secondary);margin-bottom:1rem;padding:0 5px}.label-a{text-align:left}.label-b{text-align:right}.slider{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100%;height:8px;background:#fff3;border-radius:5px;outline:none}.slider::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:24px;height:24px;background:var(--gold-accent);cursor:pointer;border-radius:50%;border:3px solid var(--dark-background)}.slider::-moz-range-thumb{width:24px;height:24px;background:var(--gold-accent);cursor:pointer;border-radius:50%;border:3px solid var(--dark-background)}.optional-info-screen p{color:var(--text-secondary);margin-top:-.5rem;margin-bottom:2rem;max-width:350px}.optional-form{display:flex;flex-direction:column;width:100%;gap:1.5rem;text-align:left}.optional-form label{font-size:.9rem;color:var(--text-secondary);margin-bottom:-1rem}.optional-form select,.optional-form input[type=text]{width:100%;padding:.8rem 1rem;background-color:#0003;border:1px solid rgba(255,255,255,.2);border-radius:8px;color:var(--text-light);font-size:1rem;box-sizing:border-box;transition:border-color .2s}.optional-form input[type=text]::placeholder{color:var(--text-secondary);opacity:.7}.optional-form select:focus,.optional-form input[type=text]:focus{outline:none;border-color:var(--havelock-blue)}.optional-form select:disabled,.optional-form input:disabled{background-color:#0000001a;cursor:not-allowed;opacity:.6}.button-group{display:flex;flex-direction:column;gap:1rem;margin-top:2.5rem;width:100%}.skip-button{background:none;border:none;color:var(--text-secondary);font-size:.9rem;cursor:pointer;transition:color .2s}.skip-button:hover{color:var(--text-light)}.skip-button:disabled{color:var(--text-secondary);opacity:.6;cursor:not-allowed}.auth-warning{font-style:italic;font-size:.9rem;color:var(--text-secondary);margin-top:1.5rem;max-width:350px}.link-button.highlight{animation-name:highlight-once;animation-duration:.5s;animation-timing-function:ease-in-out;animation-iteration-count:3;animation-delay:1s}.data-error-message{color:var(--text-secondary);line-height:1.6;margin-top:1rem;margin-bottom:2rem}.results-screen h2{margin-bottom:2rem}.chart-container{position:relative;width:90vmin;height:90vmin;max-width:600px;max-height:600px}.background-star{position:absolute;width:2px;height:2px;background:#fff;border-radius:50%;opacity:.5;animation:twinkle linear infinite}@keyframes twinkle{0%,to{opacity:.2}50%{opacity:.8}}.user-star-container{position:absolute}.user-star{position:absolute;top:50%;left:50%;width:30px;height:30px;color:var(--gold-accent);filter:drop-shadow(0 0 8px var(--gold-accent));animation:pulse 2s infinite}.star-highlight{position:absolute;top:50%;left:50%;width:30px;height:30px;border:1px solid var(--gold-accent);border-radius:50%;transform:translate(-50%,-75%);opacity:.7;animation:pulse-ring 1s infinite}@keyframes pulse{0%{transform:translate(-50%,-75%) scale(.95)}70%{transform:translate(-50%,-75%) scale(1.1)}to{transform:translate(-50%,-75%) scale(.95)}}@keyframes pulse-ring{0%{transform:translate(-50%,-75%) scale(1.6);opacity:.7}70%{transform:translate(-50%,-75%) scale(2.4);opacity:0}to{transform:translate(-50%,-75%) scale(1.6);opacity:0}}.profile-code{margin-top:2rem;font-family:monospace;font-size:1.2rem;letter-spacing:.2em;color:var(--gold-accent);background-color:#0003;padding:.5rem 1rem;border-radius:8px;border:1px solid rgba(255,255,255,.2)}.starmap-toggle-button{background:none;border:1px solid var(--text-secondary);color:var(--text-secondary);padding:.6rem 1.2rem;border-radius:20px;cursor:pointer;transition:all .2s;font-size:.9rem;margin-top:1.5rem}.starmap-toggle-button:hover{background-color:var(--sapphire);color:var(--text-light);border-color:var(--sapphire)}.profile-actions{margin-top:2rem;display:flex;flex-direction:column;align-items:center;gap:1rem}.forget-button{background-color:var(--error-red)}.forget-button:hover{background-color:#c0392b}.forget-button:disabled{background-color:var(--error-red);opacity:.5;cursor:not-allowed;transform:translateY(0)}.cooldown-message{font-size:.9rem;color:var(--text-secondary)}.shared-starmap-wrapper{margin-top:3rem;width:100%;max-width:500px}.shared-starmap-header{text-align:center;margin-bottom:1.5rem}.shared-starmap-header h3{font-size:1.2rem;color:var(--text-light);margin-bottom:.5rem}.shared-starmap-header p{font-size:.9rem;color:var(--text-secondary)}.shared-starmap-container{position:relative;width:100%;aspect-ratio:1;max-width:500px;margin:0 auto}.alignment-label{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-size:3rem;font-weight:700;color:var(--gold-accent);text-shadow:0 0 20px rgba(240,196,25,.5);z-index:10}.alignment-description{text-align:center;margin-top:1.5rem;font-size:1rem;color:var(--text-secondary);line-height:1.5}.alignment-description strong{color:var(--text-light)}.loading-spinner{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);width:50px;height:50px;border:4px solid rgba(255,255,255,.2);border-top-color:var(--gold-accent);border-radius:50%;animation:spin 1s linear infinite;z-index:2000}@keyframes spin{to{transform:translate(-50%,-50%) rotate(360deg)}}