:root{--primary-color: #6c63ff;--secondary-color: #ff6584;--background-color: #f8f9fa;--text-color: #333333;--success-color: #28a745;--warning-color: #ffc107;--error-color: #dc3545;--border-radius: 8px;--box-shadow: 0 4px 6px rgba(0, 0, 0, .1);--font-size-small: 14px;--font-size-medium: 16px;--font-size-large: 18px;--font-size-xlarge: 24px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background-color:var(--background-color);color:var(--text-color);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}button{cursor:pointer;background-color:var(--primary-color);color:#fff;border:none;border-radius:var(--border-radius);padding:12px 20px;font-size:var(--font-size-medium);transition:background-color .3s}button:hover{opacity:.9}input,select,textarea{width:100%;padding:12px;margin-bottom:16px;border:1px solid #ddd;border-radius:var(--border-radius);font-size:var(--font-size-medium)}h1,h2,h3,h4,h5,h6{margin-bottom:16px}.container{max-width:600px;margin:0 auto;padding:16px}.app-header{background:#fffffff2;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid rgba(226,232,240,.8);padding:0 20px;position:sticky;top:0;z-index:100;box-shadow:0 4px 20px #0000000f;transition:all .3s ease}.header-content{display:flex;justify-content:space-between;align-items:center;max-width:1200px;margin:0 auto;height:68px}.logo{font-size:1.7rem;font-weight:800;color:#4361ee;text-decoration:none;display:flex;align-items:center;gap:10px;position:relative;transition:all .3s}.logo:after{content:"";position:absolute;bottom:-2px;left:0;width:100%;height:2px;background:linear-gradient(90deg,#4361ee,transparent);transform:scaleX(0);transform-origin:left;transition:transform .3s;opacity:.6}.logo:hover{color:#3949ab;transform:translateY(-1px)}.logo:hover:after{transform:scaleX(1)}.header-actions{display:flex;align-items:center;gap:16px;position:relative}.baby-selector{position:relative}.baby-button{background:#f8faff;border:1px solid #e2e8f0;border-radius:12px;padding:10px 14px;font-size:.95rem;color:#334155;cursor:pointer;display:flex;align-items:center;gap:10px;transition:all .3s;font-weight:500;box-shadow:0 2px 8px #0000000a}.baby-button:hover:not(:disabled){background:#eef2ff;border-color:#c7d2fe;transform:translateY(-2px);box-shadow:0 4px 12px #4361ee1f}.baby-button:active:not(:disabled){transform:translateY(0);box-shadow:0 2px 4px #4361ee14}.baby-button:disabled{opacity:.6;cursor:not-allowed}.arrow{font-size:.7rem;transition:transform .3s;color:#64748b}.arrow.up{transform:rotate(180deg)}.baby-menu{position:absolute;top:calc(100% + 8px);right:0;background:#fff;border:1px solid #e2e8f0;border-radius:16px;box-shadow:0 10px 30px #0000001f;min-width:220px;z-index:200;padding:10px 0;overflow:hidden;transform-origin:top center;animation:menuAppear .2s cubic-bezier(.4,0,.2,1)}@keyframes menuAppear{0%{opacity:0;transform:translateY(-10px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}.baby-option{width:100%;text-align:left;padding:12px 18px;border:none;background:none;color:#334155;cursor:pointer;display:flex;align-items:center;justify-content:space-between;font-size:.95rem;transition:all .2s;text-decoration:none;font-weight:500}.baby-option:hover{background:#f8faff}.baby-option.active{background:#eef2ff;color:#4361ee;font-weight:600}.baby-option.add-baby{color:#10b981;border-top:1px solid #f1f5f9;margin-top:6px;padding-top:14px}.baby-option.add-baby:hover{background:#ecfdf5;color:#059669}.check{color:#4361ee;font-weight:700}.user-menu{position:relative}.user-button{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,#4361ee,#3949ab);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:1.1rem;transition:all .3s;position:relative;box-shadow:0 2px 8px #4361ee40}.user-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 12px #4361ee59}.user-button:active:not(:disabled){transform:translateY(0);box-shadow:0 2px 6px #4361ee40}.user-button:disabled{opacity:.6;cursor:not-allowed;transform:none}.user-button .arrow{position:absolute;bottom:-2px;right:-2px;background:#fff;color:#4361ee;border-radius:50%;width:18px;height:18px;display:flex;align-items:center;justify-content:center;font-size:.6rem;border:1px solid #e2e8f0;box-shadow:0 2px 4px #0000000d}.user-dropdown{position:absolute;top:calc(100% + 8px);right:0;background:#fff;border:1px solid #e2e8f0;border-radius:16px;box-shadow:0 10px 30px #0000001f;min-width:240px;z-index:200;padding:10px 0;overflow:hidden;animation:menuAppear .2s cubic-bezier(.4,0,.2,1)}.user-info{padding:14px 18px;border-bottom:1px solid #f1f5f9}.user-name{font-weight:600;color:#334155;margin-bottom:4px;font-size:1rem}.user-email{color:#64748b;font-size:.85rem;word-break:break-all}.menu-item{width:100%;text-align:left;padding:12px 18px;border:none;background:none;color:#334155;cursor:pointer;display:flex;align-items:center;gap:10px;font-size:.95rem;transition:all .2s;text-decoration:none;font-weight:500}.menu-item:hover:not(:disabled){background:#f8faff}.menu-item:disabled{opacity:.6;cursor:not-allowed}.menu-item.signout{color:#ef4444;border-top:1px solid #f1f5f9;margin-top:6px;padding-top:14px}.menu-item.signout:hover:not(:disabled){background:#fef2f2;color:#dc2626}.menu-overlay{position:fixed;inset:0;z-index:150;background:transparent}.baby-menu hr,.user-dropdown hr{margin:8px 0;border:none;border-top:1px solid #f1f5f9}@media (max-width: 768px){.header-content{padding:0 16px;height:64px}.logo{font-size:1.5rem}.baby-button{font-size:.85rem;padding:8px 12px}.user-button{width:38px;height:38px;font-size:1rem}.baby-menu,.user-dropdown{min-width:200px}.baby-option,.menu-item{padding:10px 16px;font-size:.9rem}}@media (max-width: 480px){.header-content{height:60px}.logo{font-size:1.4rem}.header-actions{gap:12px}.baby-button{max-width:140px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;padding:8px 10px}.user-button{width:36px;height:36px}}.baby-button:disabled,.user-button:disabled{pointer-events:none}@media (prefers-color-scheme: dark){body.dark-mode .app-header{background:#0f172af2;border-bottom:1px solid rgba(51,65,85,.6);box-shadow:0 4px 20px #0003}body.dark-mode .logo{color:#818cf8}body.dark-mode .baby-button{background:#1e293b;border-color:#334155;color:#e2e8f0}body.dark-mode .baby-button:hover:not(:disabled){background:#334155;border-color:#475569}body.dark-mode .arrow{color:#94a3b8}body.dark-mode .baby-menu,body.dark-mode .user-dropdown{background:#1e293b;border-color:#334155;box-shadow:0 10px 30px #0000004d}body.dark-mode .baby-option,body.dark-mode .menu-item{color:#e2e8f0}body.dark-mode .baby-option:hover,body.dark-mode .menu-item:hover:not(:disabled){background:#334155}body.dark-mode .baby-option.active{background:#312e81;color:#818cf8}body.dark-mode .baby-option.add-baby{color:#10b981;border-top-color:#334155}body.dark-mode .baby-option.add-baby:hover{background:#064e3b;color:#34d399}body.dark-mode .check{color:#818cf8}body.dark-mode .user-button{background:linear-gradient(135deg,#6366f1,#4f46e5)}body.dark-mode .user-info{border-bottom-color:#334155}body.dark-mode .user-name{color:#e2e8f0}body.dark-mode .user-email{color:#94a3b8}body.dark-mode .menu-item.signout{color:#f87171;border-top-color:#334155}body.dark-mode .menu-item.signout:hover:not(:disabled){background:#7f1d1d;color:#fca5a5}body.dark-mode hr{border-top-color:#334155}}.baby-button:focus,.user-button:focus,.baby-option:focus,.menu-item:focus{outline:none;box-shadow:0 0 0 3px #4361ee80}.navbar{display:flex;justify-content:space-around;align-items:center;position:fixed;bottom:0;left:0;right:0;background-color:#fffffff2;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 -2px 20px #00000014;padding:12px 0 16px;z-index:1000;border-top-left-radius:24px;border-top-right-radius:24px;transition:transform .3s,box-shadow .3s}.nav-item{display:flex;flex-direction:column;align-items:center;text-decoration:none;color:#64748b;padding:10px 0;width:20%;text-align:center;transition:all .3s;position:relative;border-radius:12px}.nav-item:before{content:"";position:absolute;bottom:-4px;left:50%;width:0;height:3px;background:linear-gradient(90deg,#4361ee,#7209b7);transform:translate(-50%);opacity:0;transition:width .3s,opacity .3s;border-radius:4px}.nav-item:hover{color:#4361ee;transform:translateY(-2px)}.nav-item.active{color:#4361ee;font-weight:600}.nav-item.active:before{width:24px;opacity:1}.nav-icon{font-size:1.6rem;margin-bottom:6px;transition:transform .3s}.nav-item:hover .nav-icon{transform:scale(1.1)}.nav-item.active .nav-icon{transform:scale(1.15)}.nav-text{font-size:.75rem;font-weight:500;transition:opacity .3s;opacity:.9}.nav-item:hover .nav-text,.nav-item.active .nav-text{opacity:1}.nav-item[href="/"] .nav-icon{color:#0ea5e9}.nav-item[href="/night-mode"] .nav-icon{color:#1e293b}.nav-item[href="/stats"] .nav-icon{color:#16a34a}.nav-item[href="/caregivers"] .nav-icon{color:#ec4899}.nav-item[href="/settings"] .nav-icon{color:#f59e0b}@media (max-width: 380px){.navbar{padding:10px 0 14px}.nav-icon{font-size:1.4rem;margin-bottom:4px}.nav-text{font-size:.7rem}}@media (prefers-color-scheme: dark){body.dark-mode .navbar{background-color:#0f172af2;box-shadow:0 -2px 20px #00000040}body.dark-mode .nav-item{color:#94a3b8}body.dark-mode .nav-item:hover,body.dark-mode .nav-item.active{color:#818cf8}body.dark-mode .nav-item:before{background:linear-gradient(90deg,#818cf8,#c084fc)}}.nav-item:focus{outline:none;box-shadow:0 0 0 3px #4361ee80;border-radius:12px}@keyframes navFadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.navbar{animation:navFadeIn .4s ease-out}.home-page{padding:24px 24px 100px;max-width:540px;margin:0 auto;color:#1a1a1a}.home-header{text-align:center;margin-bottom:28px}.home-header h1{color:#4361ee;margin-bottom:8px;font-size:2.4rem;font-weight:700;letter-spacing:-.5px}.current-baby{color:#555;font-size:1.1rem;margin:0;font-weight:500}.home-loading{display:flex;justify-content:center;align-items:center;min-height:70vh}.loading-container{text-align:center}.spinner{width:44px;height:44px;border:3px solid rgba(67,97,238,.1);border-top:3px solid #4361ee;border-radius:50%;animation:spin .8s cubic-bezier(.4,0,.2,1) infinite;margin:0 auto 18px}.home-error{background-color:#fff0f3;border-left:4px solid #ff4d6d;border-radius:12px;padding:16px;margin-bottom:24px;display:flex;justify-content:space-between;align-items:center;box-shadow:0 2px 8px #ff4d6d26}.home-error p{margin:0;color:#cc2d4a}.home-error button{background:none;border:none;color:#cc2d4a;font-size:1.2rem;cursor:pointer;padding:0;width:28px;height:28px;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:background-color .2s}.home-error 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18px;color:#16a34a;text-align:center;font-weight:600;font-size:1.15rem}.feeding-session-active,.sleep-session-active{text-align:center}.active-session p{margin:10px 0;color:#16a34a;font-weight:500;font-size:1.05rem}.session-timer{font-family:SF Mono,Roboto Mono,monospace;font-size:2.4rem;font-weight:700;color:#16a34a;background:#fff9;padding:12px 24px;border-radius:12px;margin:14px 0;display:inline-block;box-shadow:0 2px 10px #16a34a1f;letter-spacing:1px}.end-session-btn{background:#ef4444;color:#fff;border:none;border-radius:12px;padding:14px 22px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s;margin-top:14px;box-shadow:0 4px 12px #ef444440}.end-session-btn:hover{background:#dc2626;transform:translateY(-2px);box-shadow:0 6px 16px #ef44444d}.end-session-btn:active{transform:translateY(1px);box-shadow:0 2px 8px #ef444440}.feeding-suggestion{background:#eef2ff;padding:16px;border-radius:12px;margin-bottom:20px;border-left:4px solid #4361ee;box-shadow:0 2px 12px #4361ee14}.feeding-suggestion p{margin:6px 0;font-size:.95rem;color:#3949ab;font-weight:500}.feeding-active-info{background:#fff8f1;padding:16px;border-radius:12px;text-align:center;color:#d97706;font-weight:600;box-shadow:0 2px 12px #d9770614}.main-actions{margin-bottom:28px}.action-section{background:#fff;border-radius:16px;padding:24px;margin-bottom:20px;box-shadow:0 4px 20px #0000000f;position:relative;overflow:hidden}.action-section h3{margin:0 0 20px;color:#4361ee;text-align:center;font-weight:600;font-size:1.15rem;position:relative}.feeding-buttons{display:grid;grid-template-columns:1fr 1fr;gap:14px}.feeding-btn{padding:20px;border:none;border-radius:14px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all .3s;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;position:relative;overflow:hidden;background-position:center}.feeding-btn:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 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#16a34a4d}.stats-button:active{transform:translateY(1px);box-shadow:0 2px 8px #16a34a40}.no-baby-selected{text-align:center;padding:40px 24px;background:#fff;border-radius:16px;box-shadow:0 4px 20px #0000000f}.no-baby-selected p{margin-bottom:24px;color:#555;font-size:1.1rem;font-weight:500}.setup-link{display:inline-block;padding:14px 24px;background:linear-gradient(135deg,#4361ee,#3949ab);color:#fff;text-decoration:none;border-radius:12px;font-weight:600;transition:all .3s;box-shadow:0 4px 12px #4361ee40}.setup-link:hover{transform:translateY(-3px);box-shadow:0 6px 16px #4361ee59}.setup-link:active{transform:translateY(1px);box-shadow:0 2px 8px #4361ee40}.quick-actions-modal{position:fixed;inset:0;background-color:#00000080;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px;animation:fadeIn .3s ease-out}@keyframes 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#7e22ce26}.mixed-button:hover:before{opacity:1}.cancel-button{width:100%;padding:16px;background-color:#f3f4f6;color:#4b5563;border:none;border-radius:14px;font-weight:600;font-size:1rem;cursor:pointer;transition:all .3s;box-shadow:0 2px 8px #0000000d}.cancel-button:hover{background-color:#e5e7eb;transform:translateY(-2px);box-shadow:0 4px 12px #00000014}.cancel-button:active{transform:translateY(1px);box-shadow:0 1px 4px #0000000d}@media (max-width: 768px){.home-page{padding:20px 20px 100px}.stats-grid{gap:12px}.stat-card{padding:14px 10px}.stat-emoji{font-size:2rem}.stat-number{font-size:1.4rem}.feeding-buttons{grid-template-columns:1fr 1fr;gap:12px}}@media (max-width: 480px){.home-header h1{font-size:2rem}.today-stats,.action-section,.active-session{padding:20px}.quick-actions-content{padding:24px;margin:0 10px}.mixed-button{grid-column:span 2}.session-timer{font-size:2rem;padding:10px 20px}.home-button{min-width:120px;padding:12px 16px}}.feeding-btn:focus,.sleep-btn:focus,.diaper-btn:focus{outline:none;box-shadow:0 0 0 3px #4361ee80,0 4px 12px #0000001a}.home-button:focus{outline:none;box-shadow:0 0 0 3px #4361ee80,0 4px 12px #0000001a}@media (prefers-color-scheme: dark){:root{color-scheme:dark}body.dark-mode .home-page{color:#f1f5f9;background-color:#0f172a}body.dark-mode .today-stats,body.dark-mode .action-section,body.dark-mode .no-baby-selected{background-color:#1e293b;box-shadow:0 4px 20px #0003}body.dark-mode .stat-card{background-color:#334155}body.dark-mode .feeding-suggestion{background-color:#312e81;border-left-color:#4f46e5}body.dark-mode .feeding-suggestion p{color:#c7d2fe}body.dark-mode .feeding-active-info{background-color:#422006;color:#fbbf24}body.dark-mode .cancel-button{background-color:#334155;color:#e2e8f0}body.dark-mode .cancel-button:hover{background-color:#475569}body.dark-mode .quick-actions-content{background-color:#1e293b}body.dark-mode 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#0284c766}.dirty-diaper-button{background-color:#78350f;border-color:#92400e}.dirty-diaper-button:hover{background-color:#92400e;box-shadow:0 6px 25px #92400e66}.sleep-button:disabled,.wet-diaper-button:disabled,.dirty-diaper-button:disabled{opacity:.4;cursor:not-allowed}.stop-button{width:140px;height:70px;border-radius:16px;background:linear-gradient(135deg,#dc2626,#b91c1c);color:#fff;font-size:1.4rem;font-weight:700;border:none;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 6px 25px #dc262666;text-transform:uppercase;letter-spacing:1px;margin-bottom:30px;animation:slideUp .6s ease-out .6s both}.stop-button:hover{transform:translateY(-3px);box-shadow:0 8px 30px #dc262699}.stop-button:active{transform:translateY(-1px)}.exit-button{position:absolute;top:30px;right:30px;background-color:#0000004d;color:#888;border:2px solid #333333;border-radius:12px;padding:12px 20px;font-size:1rem;font-weight:500;cursor:pointer;transition:all .3s 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rotate(360deg)}}.status-indicators{display:flex;gap:8px;justify-content:center;margin-top:10px;opacity:.7}.indicator{font-size:1.2rem;filter:drop-shadow(0 1px 3px rgba(0,0,0,.3))}.current-side{font-size:.9rem;color:#94a3b8;margin-top:5px;font-weight:500}.last-action{position:fixed;bottom:120px;left:50%;transform:translate(-50%);background-color:#000c;color:#fff;padding:12px 20px;border-radius:25px;font-size:.9rem;font-weight:500;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.1);animation:slideUpFade .4s ease-out;box-shadow:0 4px 20px #0000004d;z-index:1000}@keyframes slideUpFade{0%{opacity:0;transform:translate(-50%) translateY(20px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.wet-diaper-button[disabled],.dirty-diaper-button[disabled]{opacity:.8;cursor:wait;animation:processing 1s ease-in-out infinite}@keyframes processing{0%,to{transform:scale(1)}50%{transform:scale(.95)}}@media (max-height: 600px){.night-mode-header{margin-bottom:20px}.moon-icon{font-size:3rem;margin-bottom:10px}.breast-selection{margin-bottom:25px}.left-breast,.right-breast{width:70px;height:70px;font-size:2rem}.action-buttons{gap:15px;margin-bottom:25px}.sleep-button,.wet-diaper-button,.dirty-diaper-button{width:60px;height:60px;font-size:1.5rem}}@media (max-width: 390px){.breast-selection{max-width:350px}.baby-container{margin:0 20px}.left-breast,.right-breast{width:65px;height:65px;font-size:1.8rem}.timer{font-size:1.6rem}.sleep-timer{font-size:1.4rem}}@media (orientation: landscape) and (max-height: 500px){.night-mode{flex-direction:row;justify-content:space-around;align-items:center;padding:10px}.night-mode-header{margin-bottom:0;margin-right:20px}.breast-selection{flex-direction:column;height:300px;width:auto;margin-bottom:0;margin-right:20px}.baby-container{margin:15px 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h3:before{content:"⬤";font-size:.5rem;color:#4361ee}.progress-bars{display:flex;flex-direction:column;gap:16px;margin-bottom:10px}.progress-item{margin-bottom:10px}.progress-label{display:flex;justify-content:space-between;margin-bottom:8px;font-size:.95rem;font-weight:500}.progress-label .value{font-weight:600;color:#4361ee}.progress-bar{height:10px;background-color:#f1f5f9;border-radius:8px;overflow:hidden;position:relative}.progress-fill{height:100%;border-radius:8px;position:relative;transition:width 1s cubic-bezier(.4,0,.2,1)}.progress-fill:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#ffffff1a,#ffffff4d,#ffffff1a);background-size:200% 100%;animation:shimmer 2s infinite}@keyframes shimmer{0%{background-position:100% 0}to{background-position:-100% 0}}.progress-fill.left-breast{background:linear-gradient(90deg,#3b82f6,#2563eb)}.progress-fill.right-breast{background:linear-gradient(90deg,#ec4899,#db2777)}.progress-fill.both-breasts{background:linear-gradient(90deg,#8b5cf6,#6d28d9)}.stats-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;text-align:center}.stat-item{padding:16px;background-color:#f8faff;border-radius:12px;transition:all .3s}.stat-item:hover{transform:translateY(-3px);box-shadow:0 6px 16px #4361ee1f}.stat-value{font-size:1.8rem;font-weight:700;margin-bottom:8px;color:#4361ee;line-height:1.2}.stat-label{font-size:.9rem;color:#64748b;font-weight:500}.diaper-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:20px}.diaper-stat{text-align:center;padding:16px;border-radius:12px;transition:all .3s}.diaper-stat:hover{transform:translateY(-3px);box-shadow:0 6px 16px 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#0000000f}.last-stool-event{background:linear-gradient(135deg,#ecfdf5,#d1fae5);border-radius:12px;padding:20px;position:relative;overflow:hidden}.last-stool-event:before{content:"";position:absolute;top:0;left:0;width:4px;bottom:0;background:linear-gradient(180deg,#10b981,#059669);opacity:.7}.last-stool-event h4{margin:0 0 16px;color:#047857;font-size:1.1rem;font-weight:600}.event-details{display:flex;flex-direction:column;gap:12px}.event-time{font-weight:600;color:#065f46;font-size:.95rem;background:#ffffffb3;padding:8px 12px;border-radius:8px;display:inline-block}.event-characteristics{display:flex;flex-wrap:wrap;gap:10px}.characteristic{background-color:#fff;padding:6px 12px;border-radius:20px;font-size:.85rem;font-weight:500;color:#047857;box-shadow:0 2px 6px #0000000f;transition:all .3s}.characteristic:hover{transform:translateY(-2px);box-shadow:0 4px 8px #0000001a}.characteristic.mucus{background-color:#fffbeb;color:#b45309}.characteristic.mucus:hover{box-shadow:0 4px 8px #b453091a}.no-stool-data{text-align:center;padding:40px 20px;background:linear-gradient(135deg,#f8fafc,#f1f5f9);border-radius:12px;border:2px dashed #cbd5e1}.no-stool-data p{margin-bottom:10px;color:#475569;font-weight:500}.no-stool-data .hint{font-size:.9rem;color:#64748b;font-style:italic}@media (prefers-color-scheme: dark){body.dark-mode .stats-page{color:#f1f5f9}body.dark-mode .stats-card{background-color:#1e293b;box-shadow:0 4px 20px #0003}body.dark-mode .stats-card h3{color:#818cf8}body.dark-mode .stats-card h3:before{color:#818cf8}body.dark-mode .progress-bar{background-color:#334155}body.dark-mode .progress-label .value{color:#818cf8}body.dark-mode .stat-item{background-color:#334155}body.dark-mode .stat-value{color:#818cf8}body.dark-mode .stat-label{color:#cbd5e1}body.dark-mode .diaper-stat.wet{background:linear-gradient(135deg,#1e3a8a,#1e40af)}body.dark-mode .diaper-stat.dirty{background:linear-gradient(135deg,#713f12,#854d0e)}body.dark-mode 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#0000004d;text-align:center}.logo{font-size:2rem;font-weight:700;color:#4caf50;margin-bottom:30px}.join-container h2{color:#333;font-size:1.5rem;margin-bottom:15px;font-weight:400}.baby-name{font-size:2rem;font-weight:700;color:#4caf50;margin-bottom:20px}.role-badge{display:inline-block;padding:8px 16px;background-color:#e8f5e9;color:#2e7d32;border-radius:20px;font-size:.9rem;margin-bottom:15px}.role-description{color:#666;font-size:.9rem;margin-bottom:30px;line-height:1.5}.user-info{background-color:#f5f5f5;padding:10px;border-radius:8px;margin-bottom:20px;font-size:.9rem;color:#555}.auth-message{color:#666;margin-bottom:20px;font-size:.95rem}.primary-button{width:100%;padding:12px;background-color:#4caf50;color:#fff;border:none;border-radius:8px;font-size:1rem;font-weight:500;cursor:pointer;margin-bottom:10px;transition:background-color .2s}.primary-button:hover{background-color:#45a049}.primary-button:disabled{background-color:#ccc;cursor:not-allowed}.secondary-button{width:100%;padding:12px;background-color:transparent;color:#4caf50;border:2px solid #4CAF50;border-radius:8px;font-size:1rem;font-weight:500;cursor:pointer;transition:all .2s}.secondary-button:hover{background-color:#4caf50;color:#fff}.loading{padding:40px}.spinner{width:50px;height:50px;border:4px solid #f3f3f3;border-top:4px solid #4CAF50;border-radius:50%;animation:spin 1s linear infinite;margin:0 auto 20px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.loading p{color:#666;font-size:.9rem}.success-container{padding:60px 40px}.success-icon{font-size:4rem;margin-bottom:20px}.redirect-message{color:#666;font-size:.9rem;margin-top:10px;animation:pulse 1.5s infinite}@keyframes pulse{0%{opacity:1}50%{opacity:.5}to{opacity:1}}.error-container{padding:60px 40px}.error-icon{font-size:4rem;margin-bottom:20px}.error-container p{color:#666;margin-bottom:30px}@media (max-width: 480px){.join-container{padding:30px 20px}.baby-name{font-size:1.5rem}}:root{--bg-color: #ffffff;--text-color: #1a1a1a;--card-bg: #ffffff;--card-shadow: 0 4px 20px rgba(0, 0, 0, .06);--border-color: #e2e8f0;--primary-color: #4361ee;--secondary-color: #6366f1;--success-color: #16a34a;--info-color: #0ea5e9;--warning-color: #f59e0b;--danger-color: #ef4444}body.dark-mode{--bg-color: #0f172a;--text-color: #f8fafc;--card-bg: #1e293b;--card-shadow: 0 4px 20px rgba(0, 0, 0, .2);--border-color: #334155;--primary-color: #818cf8;--secondary-color: #a5b4fc;--success-color: #22c55e;--info-color: #38bdf8;--warning-color: #f59e0b;--danger-color: #ef4444}body{background-color:var(--bg-color);color:var(--text-color);transition:background-color .3s ease,color .3s ease;min-height:100vh;margin:0;padding:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif}.app{display:flex;flex-direction:column;min-height:100vh;background-color:var(--bg-color)}.main-content{flex:1;padding-top:60px;padding-bottom:60px;background-color:var(--bg-color)}input,select,textarea{background-color:var(--bg-color);color:var(--text-color);border-color:var(--border-color)}input:focus,select:focus,textarea:focus{border-color:var(--primary-color);outline-color:var(--primary-color)}.modal,.popup,.dialog{background-color:var(--card-bg);color:var(--text-color);border-color:var(--border-color)}.invert-in-dark-mode{filter:none}body.dark-mode .invert-in-dark-mode{filter:invert(1) hue-rotate(180deg)}