:root{--primary-dark:#001f03;--primary-dark-light:#003d06;--primary-dark-lighter:#005a09;--primary-white:#fff;--debris-orange:#d97706;--water-blue:#3b82f6;--blocked-red:#ef4444;--demo-yellow:#f59e0b;--text-dark:#001f03;--text-medium:#003d06;--text-light:#6b7280;--text-lighter:#9ca3af;--bg-light:#fff;--bg-white:#fff;--bg-secondary:#f9fafb;--bg-demo:#fef3c7;--border-light:#e5e7eb;--border-medium:#d1d5db;--shadow-sm:0 1px 2px 0 rgba(0,31,3,.05);--shadow-md:0 4px 6px -1px rgba(0,31,3,.1),0 2px 4px -1px rgba(0,31,3,.06);--shadow-lg:0 10px 15px -3px rgba(0,31,3,.1),0 4px 6px -2px rgba(0,31,3,.05);--shadow-xl:0 20px 25px -5px rgba(0,31,3,.1),0 10px 10px -5px rgba(0,31,3,.04);--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:20px;--radius-full:9999px;--transition-fast:150ms cubic-bezier(0.4,0,0.2,1);--transition-base:200ms cubic-bezier(0.4,0,0.2,1);--transition-slow:300ms cubic-bezier(0.4,0,0.2,1);--mobile-safe-top:env(safe-area-inset-top);--mobile-safe-bottom:env(safe-area-inset-bottom)}*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}body,html{height:100%;overflow:hidden}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--bg-white);color:var(--text-dark);line-height:1.6;width:100vw;height:100vh;height:100dvh;touch-action:manipulation;position:fixed}.mobile-app-container{max-width:428px;margin:0 auto;height:100vh;height:100dvh;background:var(--bg-white);box-shadow:0 0 30px rgba(0,31,3,.2);position:relative;display:flex;flex-direction:column;overflow:hidden}.mobile-content{flex:1 1;display:flex;flex-direction:column;overflow:hidden;padding-bottom:80px}.trailmix-header{background:linear-gradient(135deg,var(--primary-dark) 0,var(--primary-dark-light) 100%);color:var(--primary-white);padding:16px 20px 14px;flex-shrink:0;z-index:100;box-shadow:0 4px 16px rgba(0,31,3,.3),0 2px 6px rgba(0,31,3,.2),inset 0 1px 0 hsla(0,0%,100%,.1);position:relative;overflow:hidden}.trailmix-header:has(.header-motto){padding-bottom:0}.trailmix-header:before{top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle,hsla(0,0%,100%,.08) 0,transparent 70%);animation:headerShimmer 10s infinite}.trailmix-header:after,.trailmix-header:before{content:"";position:absolute;pointer-events:none}.trailmix-header:after{bottom:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,hsla(0,0%,100%,.3) 20%,hsla(0,0%,100%,.3) 80%,transparent)}@keyframes headerShimmer{0%,to{transform:translate(-50%,-50%) rotate(0deg);opacity:.5}50%{transform:translate(-50%,-50%) rotate(180deg);opacity:.8}}.header-content{justify-content:space-between;position:relative;z-index:2;min-height:44px}.header-content,.header-main{display:flex;align-items:center;gap:12px}.header-main{flex:1 1;min-width:0}.header-logo-container{flex-shrink:0;display:flex;align-items:center;justify-content:center;filter:drop-shadow(0 2px 8px rgba(0,0,0,.3));animation:logoFloat 4s ease-in-out infinite;transition:all var(--transition-base)}.header-logo-container:hover{transform:scale(1.05);filter:drop-shadow(0 4px 12px rgba(0,0,0,.4))}.header-icon{font-size:32px;line-height:1;filter:drop-shadow(0 2px 6px rgba(0,0,0,.3));animation:iconFloat 4s ease-in-out infinite;flex-shrink:0;width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:hsla(0,0%,100%,.1);border-radius:12px;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid hsla(0,0%,100%,.15);transition:all var(--transition-base)}.header-icon:hover{background:hsla(0,0%,100%,.15);transform:scale(1.05)}@keyframes logoFloat{0%,to{transform:translateY(0) rotate(0deg)}25%{transform:translateY(-2px) rotate(-1deg)}50%{transform:translateY(-4px) rotate(0deg)}75%{transform:translateY(-2px) rotate(1deg)}}@keyframes iconFloat{0%,to{transform:translateY(0) rotate(0deg)}25%{transform:translateY(-2px) rotate(-2deg)}50%{transform:translateY(-4px) rotate(0deg)}75%{transform:translateY(-2px) rotate(2deg)}}.header-text{flex:1 1;min-width:0}.header-title{font-size:1.3rem;font-weight:700;letter-spacing:-.4px;line-height:1.3;color:var(--primary-white);align-items:center;gap:6px}.header-title,.header-title-logo{margin:0;text-shadow:0 2px 8px rgba(0,0,0,.4),0 1px 3px rgba(0,0,0,.3);position:relative;display:flex}.header-title-logo{font-size:1.5rem;font-weight:800;letter-spacing:-.5px;line-height:1.2;align-items:baseline;gap:2px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.trail-text{color:var(--primary-white);text-shadow:0 2px 8px rgba(0,0,0,.4)}.mix-text{color:#d97706;text-shadow:0 2px 8px rgba(217,119,6,.5),0 1px 3px rgba(0,0,0,.3)}.header-subtitle{margin:3px 0 0;font-size:.8rem;font-weight:500;opacity:.85;text-shadow:0 1px 4px rgba(0,0,0,.3);line-height:1.3;color:var(--primary-white);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;letter-spacing:.2px}.header-subtitle.motto{font-size:.75rem;font-weight:600;opacity:.95;font-style:italic;letter-spacing:.5px;margin-top:4px;color:hsla(0,0%,100%,.95)}.header-status{display:flex;align-items:center;gap:8px;flex-shrink:0}.status-dot{width:10px;height:10px;border-radius:50%;background:hsla(0,0%,100%,.3);border:2px solid hsla(0,0%,100%,.5);position:relative}.status-dot.active{background:#4caf50;border-color:hsla(0,0%,100%,.9);box-shadow:0 0 10px rgba(76,175,80,.7),0 0 20px rgba(76,175,80,.4),inset 0 1px 2px hsla(0,0%,100%,.3);animation:statusPulse 2s ease-in-out infinite}.status-dot.active:before{width:100%;height:100%;background:rgba(76,175,80,.5);animation:statusRipple 2s ease-out infinite}.status-dot.active:after,.status-dot.active:before{content:"";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);border-radius:50%}.status-dot.active:after{width:6px;height:6px;background:hsla(0,0%,100%,.9);box-shadow:0 0 4px hsla(0,0%,100%,.8)}@keyframes statusRipple{0%{width:100%;height:100%;opacity:.5}to{width:250%;height:250%;opacity:0}}.header-pattern{position:absolute;top:0;left:0;right:0;bottom:0;opacity:.03;background-image:repeating-linear-gradient(45deg,transparent,transparent 10px,hsla(0,0%,100%,.1) 0,hsla(0,0%,100%,.1) 20px);pointer-events:none;z-index:1}.header-motto{position:relative;z-index:2;padding:8px 20px 10px;text-align:center;border-top:1px solid hsla(0,0%,100%,.1);background:rgba(0,0,0,.1);margin-top:4px}.motto-text{font-size:.7rem;font-weight:600;color:hsla(0,0%,100%,.9);text-shadow:0 1px 3px rgba(0,0,0,.3);letter-spacing:1px;font-style:italic;text-transform:uppercase;opacity:.9}.header-accent{position:absolute;bottom:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,hsla(0,0%,100%,.3) 25%,hsla(0,0%,100%,.5) 50%,hsla(0,0%,100%,.3) 75%,transparent);animation:accentShine 4s ease-in-out infinite;pointer-events:none;z-index:3}@keyframes accentShine{0%,to{opacity:.4;transform:translateX(-20px)}50%{opacity:.8;transform:translateX(20px)}}@media (max-width:380px){.trailmix-header{padding:14px 16px 12px}.trailmix-header:has(.header-motto){padding-bottom:0}.header-icon{font-size:28px;width:36px;height:36px}.header-logo-container{transform:scale(.9)}.header-title{font-size:1.15rem}.header-title-logo{font-size:1.3rem}.header-subtitle{font-size:.7rem}.header-subtitle.motto{font-size:.65rem;letter-spacing:.3px}.motto-text{font-size:.65rem;letter-spacing:.5px}.header-motto{padding:6px 16px 8px}}@media (prefers-color-scheme:dark){.trailmix-header{box-shadow:0 4px 16px rgba(0,0,0,.5),0 2px 6px rgba(0,0,0,.3),inset 0 1px 0 hsla(0,0%,100%,.15)}}.mobile-preview-label{display:none;text-align:center;padding:4px 8px;background:#333;color:#fff;font-size:.7rem;font-weight:600;letter-spacing:.5px}@media (min-width:769px){body{background:#f0f0f0;padding:0}.mobile-preview-label{display:block}}button{cursor:pointer;border:none;border-radius:var(--radius-md);font-weight:600;font-size:1rem;transition:all var(--transition-base);text-align:center;display:inline-flex;align-items:center;justify-content:center;white-space:nowrap;min-height:48px;min-width:48px;touch-action:manipulation;-moz-user-select:none;user-select:none;-webkit-user-select:none;position:relative;overflow:hidden}button:before{content:"";position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:hsla(0,0%,100%,.3);transform:translate(-50%,-50%);transition:width .6s,height .6s}button:active:before{width:300px;height:300px}button:hover:not(:disabled){transform:translateY(-1px);box-shadow:var(--shadow-md)}button:active:not(:disabled){transform:translateY(0);box-shadow:var(--shadow-sm)}button:disabled{opacity:.5;cursor:not-allowed;transform:none}.btn-primary{background:linear-gradient(135deg,var(--primary-dark) 0,var(--primary-dark-light) 100%);color:var(--primary-white);padding:14px 24px;font-size:1.1rem;box-shadow:0 4px 12px rgba(0,31,3,.3);border:none}.btn-primary:hover:not(:disabled){background:linear-gradient(135deg,var(--primary-dark-light) 0,var(--primary-dark-lighter) 100%);box-shadow:0 6px 16px rgba(0,31,3,.4)}.btn-secondary{background-color:#fff;color:var(--text-dark);border:2px solid var(--border-light);padding:12px 20px}.btn-debris{background-color:var(--debris-orange);box-shadow:0 3px 8px rgba(217,119,6,.3)}.btn-debris,.btn-water{color:#fff;padding:12px 16px}.btn-water{background-color:var(--water-blue);box-shadow:0 3px 8px rgba(59,130,246,.3)}.btn-blocked{background-color:var(--blocked-red);color:#fff;padding:12px 16px;box-shadow:0 3px 8px rgba(239,68,68,.3)}.camera-container{position:relative;margin-bottom:16px;background:#fff;border-radius:16px;overflow:hidden;box-shadow:0 4px 12px rgba(0,0,0,.1)}.camera-video{width:100%;aspect-ratio:4/3;object-fit:cover;background:#000;transform:scaleX(-1)}.camera-controls{padding:16px;display:flex;flex-direction:column;gap:12px;background:#fff}.camera-controls-row{display:flex;gap:8px;justify-content:center}.camera-status{text-align:center;padding:8px 12px;background:var(--bg-light);border-radius:8px;font-size:.9rem;color:var(--text-light)}.camera-status.detecting{background:rgba(0,31,3,.1);color:var(--primary-dark);font-weight:600}.map-container{margin-bottom:16px;background:#fff;border-radius:16px;overflow:hidden;box-shadow:0 4px 12px rgba(0,0,0,.1)}.map-view{width:100%;height:50vh;min-height:300px;background:var(--bg-light)}.map-controls{padding:16px;display:flex;flex-direction:column;gap:12px;background:#fff}.map-info{text-align:center;font-size:.9rem;color:var(--text-dark)}.hazard-count,.map-info{padding:12px;background:var(--bg-light);border-radius:8px}.hazard-count{display:flex;justify-content:space-around;margin-top:8px}.hazard-count-item{text-align:center;flex:1 1}.hazard-count-number{font-size:1.5rem;font-weight:700;display:block}.hazard-count-label{font-size:.75rem;color:var(--text-light);text-transform:uppercase;letter-spacing:.5px}.demo-mode{margin-top:16px;padding:16px;background:#fff;border-radius:16px;box-shadow:0 4px 12px rgba(0,0,0,.1)}@media (max-width:768px){.mobile-app-container{box-shadow:none;max-width:100vw}.mobile-preview-label{display:none}}@media (hover:none) and (pointer:coarse){button:hover{transform:none}button:active{transform:scale(.95)}}.tip{opacity:.7;margin-top:8px;font-size:.875rem;color:var(--text-light)}.mobile-content{animation:fadeIn .3s ease-in}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-medium);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-light)}.absolute{position:absolute}.relative{position:relative}.inset-0{top:0;right:0;bottom:0;left:0}.pointer-events-none{pointer-events:none}.flex{display:flex}.items-center{align-items:center}.justify-center{justify-content:center}.mapboxgl-popup-content{border-radius:8px!important;padding:12px!important}.mapboxgl-popup-close-button{color:var(--text-dark)!important;font-size:18px!important}.home-page{width:100%;min-height:calc(100vh - 180px);background:linear-gradient(to bottom,var(--bg-white) 0,var(--bg-secondary) 100%);overflow-y:auto;padding-bottom:20px}.home-hero{text-align:center;padding:40px 20px 30px;background:linear-gradient(135deg,var(--bg-white) 0,var(--bg-secondary) 100%);border-bottom:1px solid var(--border-light)}.home-logo-large{display:flex;justify-content:center;margin-bottom:20px;animation:logoEntrance .8s ease-out}@keyframes logoEntrance{0%{opacity:0;transform:scale(.8) translateY(-20px)}to{opacity:1;transform:scale(1) translateY(0)}}.home-title{font-size:2.5rem;font-weight:800;margin:0 0 12px;display:flex;align-items:baseline;justify-content:center;gap:4px;letter-spacing:-1px}.home-title .trail-text{color:var(--primary-dark);text-shadow:0 2px 4px rgba(0,31,3,.1)}.home-title .mix-text{color:#d97706;text-shadow:0 2px 4px rgba(217,119,6,.2)}.home-motto{font-size:1rem;font-weight:600;color:var(--primary-dark);font-style:italic;letter-spacing:1.5px;margin:0 0 20px;text-transform:uppercase;opacity:.9}.home-description{font-size:.95rem;color:var(--text-medium);line-height:1.6;max-width:600px;margin:0 auto;padding:0 10px}.home-features{padding:30px 20px 24px;background:var(--bg-white)}.home-features-title{font-size:1.5rem;font-weight:700;color:var(--primary-dark);text-align:center;margin:0 0 20px}.home-features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));grid-gap:18px;gap:18px;max-width:720px;margin:0 auto;align-items:stretch}.home-feature-card{background:#fff;border:2px solid var(--border-light);border-radius:var(--radius-lg);padding:20px 18px;text-decoration:none;color:inherit;transition:all var(--transition-base);box-shadow:var(--shadow-sm);display:flex;flex-direction:column;align-items:center;gap:12px;min-height:220px;position:relative;overflow:hidden}.home-feature-card:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(0,31,3,.05),transparent);transition:left .5s ease}.home-feature-card:hover:before{left:100%}.home-feature-card:hover{border-color:var(--primary-dark);box-shadow:var(--shadow-md);transform:translateY(-4px)}.feature-icon-large{font-size:44px;margin-bottom:6px;display:block;text-align:center}.feature-card-title{font-size:1.2rem;font-weight:700;color:var(--primary-dark);margin:0;text-align:center}.feature-card-description{font-size:.9rem;color:var(--text-medium);line-height:1.5;margin:0;text-align:center}.feature-card-link{display:inline-flex;align-items:center;gap:4px;text-align:center;font-size:.85rem;font-weight:600;color:var(--primary-dark);opacity:.8;transition:all var(--transition-base)}.home-feature-card:hover .feature-card-link{opacity:1;color:#d97706;transform:translateX(4px)}.home-info{padding:30px 20px;background:var(--bg-secondary);display:grid;grid-template-columns:1fr;grid-gap:16px;gap:16px;max-width:600px;margin:0 auto}.home-info-card{background:#fff;border:1px solid var(--border-light);border-radius:var(--radius-lg);padding:20px;box-shadow:var(--shadow-sm)}.info-card-title{font-size:1.1rem;font-weight:700;color:var(--primary-dark);margin:0 0 12px}.info-card-text{font-size:.9rem;color:var(--text-medium);line-height:1.6;margin:0}@media (min-width:600px){.home-features-grid{grid-template-columns:repeat(3,1fr)}.home-info{grid-template-columns:repeat(2,1fr)}.home-feature-card{padding:20px}.feature-icon-large{font-size:40px}}@media (max-width:380px){.home-hero{padding:30px 16px 24px}.home-logo-large{margin-bottom:16px}.home-title{font-size:2rem}.home-motto{letter-spacing:1px}.home-description,.home-motto{font-size:.85rem}.home-features-title{font-size:1.3rem}.feature-icon-large{font-size:40px}.feature-card-title{font-size:1.1rem}}.welcome-section{padding:20px;text-align:center}.welcome-section h2{margin-bottom:8px;color:var(--primary-dark);font-size:24px}.welcome-section p{color:#666;margin-bottom:24px}.feature-grid{display:grid;grid-template-columns:1fr;grid-gap:16px;gap:16px;margin:24px 0}.feature-card{background:#fff;border:1px solid #e5e5e5;border-radius:12px;padding:20px;text-align:center;box-shadow:0 2px 4px rgba(0,0,0,.1)}.feature-card .feature-icon{font-size:32px;margin-bottom:12px}.feature-card h3{margin:8px 0;color:var(--primary-dark);font-size:18px}.feature-card p{color:#666;font-size:14px;margin:0}.quick-actions{margin-top:32px;padding:20px;background:#f8f9fa;border-radius:12px}.quick-actions h3{margin:0 0 8px;color:var(--primary-dark);font-size:18px}.quick-actions p{margin:0;color:#666;font-size:14px}.chat-page{max-height:calc(100vh - 180px)}.chat-interface,.chat-page{display:flex;flex-direction:column;height:100%;overflow:hidden}.chat-interface{background:linear-gradient(to bottom,var(--bg-secondary) 0,var(--bg-white) 100%)}.messages-container{flex:1 1;overflow-y:auto;padding:20px 16px;display:flex;flex-direction:column;gap:16px;max-height:calc(100vh - 300px);-webkit-overflow-scrolling:touch;scroll-behavior:smooth}.message{display:flex;margin-bottom:8px}.user-message{justify-content:flex-end}.assistant-message{justify-content:flex-start}.message-content{max-width:85%;display:flex;flex-direction:column}.user-message .message-content{align-items:flex-end}.assistant-message .message-content{align-items:flex-start}.message-text{padding:12px 16px;border-radius:18px;word-wrap:break-word;line-height:1.5;white-space:pre-wrap;animation:messageSlideIn .3s ease-out;box-shadow:var(--shadow-sm)}@keyframes messageSlideIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.user-message .message-text{background:linear-gradient(135deg,var(--primary-dark) 0,var(--primary-dark-light) 100%);color:var(--primary-white);border-bottom-right-radius:4px;box-shadow:0 2px 8px rgba(0,31,3,.25)}.assistant-message .message-text{background:#fff;color:#333;border:1px solid var(--border-light);border-bottom-left-radius:4px;box-shadow:var(--shadow-sm)}.message-time{font-size:11px;color:#999;margin-top:4px;padding:0 8px}.message-footer{display:flex;align-items:center;justify-content:space-between;margin-top:4px;padding:0 8px;gap:8px}.user-message .message-footer{justify-content:flex-end}.assistant-message .message-footer{justify-content:space-between}.tts-button{background:none;border:none;font-size:16px;cursor:pointer;padding:4px 8px;border-radius:6px;transition:all var(--transition-fast);opacity:.7;min-height:auto;min-width:auto;display:flex;align-items:center;justify-content:center}.tts-button:hover{opacity:1;background:rgba(0,31,3,.1);transform:scale(1.1);box-shadow:none}.tts-button:active{transform:scale(.95)}.tts-button:before{display:none}.typing-indicator{display:flex;gap:4px;padding:4px 0}.typing-indicator span{width:8px;height:8px;border-radius:50%;background-color:#999;opacity:.4;animation:typing 1.4s ease-in-out infinite}.typing-indicator span:nth-child(2){animation-delay:.2s}.typing-indicator span:nth-child(3){animation-delay:.4s}@keyframes typing{0%,80%,to{transform:scale(.8);opacity:.4}40%{transform:scale(1);opacity:1}}.quick-questions{padding:16px;background:#fff;border-bottom:1px solid var(--border-light);border-top:1px solid var(--border-light);box-shadow:0 -2px 8px rgba(0,0,0,.02)}.quick-questions-title{margin:0 0 12px;color:#666;font-size:14px;font-weight:500}.quick-questions-grid{display:flex;flex-direction:column;gap:8px}.quick-question-btn{padding:12px 16px;background:var(--bg-white);border:1.5px solid var(--border-light);border-radius:var(--radius-md);color:var(--primary-dark);font-size:14px;font-weight:500;text-align:left;cursor:pointer;transition:all var(--transition-base);box-shadow:var(--shadow-sm);position:relative;overflow:hidden}.quick-question-btn:before{content:"";position:absolute;left:0;top:0;height:100%;width:4px;background:var(--primary-dark);transform:scaleY(0);transition:transform var(--transition-base)}.quick-question-btn:hover{background:rgba(0,31,3,.05);border-color:var(--primary-dark);transform:translateX(4px);box-shadow:var(--shadow-md)}.quick-question-btn:hover:before{transform:scaleY(1)}.chat-input-area{background:#fff;border-top:1px solid var(--border-light);padding:16px;margin-bottom:env(safe-area-inset-bottom,0);box-shadow:0 -2px 12px rgba(0,0,0,.05)}.chat-input-container{display:flex;gap:8px;align-items:flex-end}.chat-input{flex:1 1;padding:12px 18px;border:2px solid var(--border-light);border-radius:var(--radius-xl);font-size:16px;resize:none;outline:none;background:var(--bg-light);transition:all var(--transition-base);font-family:inherit}.chat-input:focus{border-color:var(--primary-dark);background:#fff;box-shadow:0 0 0 3px rgba(0,31,3,.1)}.chat-input:disabled{background:#f5f5f5;color:#999}.send-button{width:44px;height:44px;border:none;border-radius:var(--radius-full);background:linear-gradient(135deg,var(--primary-dark) 0,var(--primary-dark-light) 100%);color:var(--primary-white);font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition-base);flex-shrink:0;box-shadow:0 2px 8px rgba(0,31,3,.3)}.send-button:hover:not(:disabled){background:linear-gradient(135deg,var(--primary-dark-light) 0,var(--primary-dark-lighter) 100%);transform:scale(1.05);box-shadow:0 4px 12px rgba(0,31,3,.4)}.send-button:active:not(:disabled){transform:scale(.95)}.send-button:disabled{background:var(--border-light);cursor:not-allowed;box-shadow:none}.bottom-nav{position:fixed;bottom:0;left:50%;transform:translateX(-50%);width:100%;max-width:428px;background:hsla(0,0%,100%,.98);backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);border-top:1px solid var(--border-light);justify-content:space-around;padding:10px 0 max(10px,env(safe-area-inset-bottom));z-index:1000;box-shadow:0 -4px 24px rgba(0,0,0,.08)}.bottom-nav,.nav-item{display:flex;align-items:center}.nav-item{flex:1 1;min-width:0;flex-direction:column;justify-content:center;padding:8px 2px;background:none;border:none;cursor:pointer;transition:all var(--transition-base);touch-action:manipulation;-webkit-tap-highlight-color:transparent}.nav-item:hover{background:rgba(0,31,3,.1);border-radius:12px}.nav-item.active{color:var(--primary-dark);position:relative}.nav-item.active:before{content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);width:40px;height:3px;background:var(--primary-dark);border-radius:0 0 3px 3px;animation:navIndicator .3s ease-out}@keyframes navIndicator{0%{width:0;opacity:0}to{width:40px;opacity:1}}.nav-item.active .nav-icon{transform:scale(1.15);filter:drop-shadow(0 2px 4px rgba(0,31,3,.3))}.nav-icon{font-size:20px;margin-bottom:2px;transition:transform .2s ease}.nav-label{font-size:11px;font-weight:500;color:inherit}.detection-controls-card{background:#fff;border-radius:var(--radius-lg);padding:16px;margin-bottom:16px;box-shadow:var(--shadow-md);border:1px solid var(--border-light)}.detection-threshold-slider{width:100%;height:6px;border-radius:3px;outline:none;-webkit-appearance:none;-moz-appearance:none;appearance:none;cursor:pointer}.detection-threshold-slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:20px;height:20px;border-radius:50%;background:var(--primary-dark);cursor:pointer;box-shadow:0 2px 6px rgba(0,31,3,.4);border:3px solid #fff}.detection-threshold-slider::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:var(--primary-dark);cursor:pointer;box-shadow:0 2px 6px rgba(0,31,3,.4);border:3px solid #fff}.detection-status-indicator{display:inline-block;width:8px;height:8px;border-radius:50%;box-shadow:0 0 8px var(--primary-dark);animation:statusPulse 2s infinite}@keyframes statusPulse{0%,to{opacity:1}50%{opacity:.5}}.detection-video-card{background:#fff;border-radius:var(--radius-lg);padding:12px;box-shadow:var(--shadow-lg);border:1px solid var(--border-light);overflow:hidden;position:relative}.detection-info-tip{margin-top:16px;padding:12px 16px;background:rgba(0,31,3,.05);border-radius:var(--radius-md);border:1px solid rgba(0,31,3,.1);text-align:center}.map-control-button{position:absolute;z-index:1000;width:44px;height:44px;border-radius:var(--radius-md);border:none;background:#fff;color:var(--text-dark);cursor:pointer;box-shadow:0 2px 8px rgba(0,0,0,.15);display:flex;align-items:center;justify-content:center;font-size:20px;transition:all var(--transition-base);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}.map-control-button:hover{background:var(--bg-light);transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,.2)}.map-control-button:active{transform:translateY(0)}.map-action-button{position:absolute;z-index:1000;padding:10px 16px;font-size:14px;font-weight:600;border-radius:var(--radius-md);border:none;color:#fff;cursor:pointer;box-shadow:0 2px 8px rgba(0,0,0,.2);transition:all var(--transition-base);display:flex;align-items:center;gap:6px}.map-action-button:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,.25)}.map-action-button:active{transform:translateY(0)}.map-hazard-form{position:absolute;z-index:1000;background:#fff;padding:20px;border-radius:var(--radius-lg);box-shadow:0 8px 24px rgba(0,0,0,.15);border:1px solid var(--border-light);min-width:280px;animation:slideInDown .3s ease-out}@keyframes slideInDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.map-status-badge{position:absolute;z-index:1000;background:rgba(0,0,0,.75);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);color:#fff;border-radius:var(--radius-full);padding:8px 16px;font-size:13px;font-weight:600;box-shadow:0 2px 8px rgba(0,0,0,.2)}.map-status-badge.error{background:rgba(220,38,38,.9)}.map-status-badge.info{background:rgba(17,24,39,.85)}