body.dark-mode{--primary-gradient: linear-gradient(135deg, #4c51bf 0%, #553c9a 100%);--mint-gradient: linear-gradient(135deg, #34d399 0%, #059669 100%);--hero-gradient: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);--body-bg: #0f172a;--card-bg: rgba(30, 41, 59, .95);--card-border: rgba(148, 163, 184, .1);--nav-bg: rgba(15, 23, 42, .95);--text-primary: #f1f5f9;--text-secondary: #cbd5e1;--text-muted: #94a3b8;--neutral-50: #0f172a;--neutral-100: #1e293b;--neutral-200: #334155;--neutral-300: #475569;--neutral-400: #64748b;--neutral-500: #94a3b8;--neutral-600: #cbd5e1;--neutral-700: #e2e8f0;--neutral-800: #f1f5f9;--neutral-900: #f8fafc;--shadow-light: 0 4px 6px -1px rgba(0, 0, 0, .3);--shadow-medium: 0 10px 15px -3px rgba(0, 0, 0, .4);--shadow-large: 0 25px 50px -12px rgba(0, 0, 0, .6);--success-green: #10b981;--warning-orange: #f59e0b;--error-red: #ef4444;--white: #1e293b;--shadow: rgba(0, 0, 0, .4)}body.dark-mode{background:var(--body-bg);color:var(--text-primary)}body.dark-mode.landing-page{background:var(--hero-gradient)}body.dark-mode .navbar{background:var(--nav-bg);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid var(--card-border)}body.dark-mode .nav-logo{color:var(--text-primary)}body.dark-mode .nav-link{color:var(--text-muted)}body.dark-mode .nav-link:hover{color:var(--text-primary);background:var(--neutral-200)}body.dark-mode .nav-link.active{background:var(--mint-gradient);color:#fff}body.dark-mode .mobile-menu-toggle span{background:var(--text-primary)}body.dark-mode .theme-toggle{background:var(--neutral-200)}body.dark-mode .theme-toggle:hover{background:var(--neutral-300)}body.dark-mode .theme-icon:before{content:"☀️"}body.dark-mode .hero{background:var(--hero-gradient)}body.dark-mode .hero-title{background:linear-gradient(135deg,#f1f5f9,#f1f5f9cc);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}body.dark-mode .hero-tagline{color:#f1f5f9f2}body.dark-mode .hero-subtitle{color:#f1f5f9b3}body.dark-mode .stat-card{background:#1e293b99;border:1px solid rgba(148,163,184,.2)}body.dark-mode .stat-card:hover{background:#1e293bcc}body.dark-mode .stat-number{color:var(--text-primary)}body.dark-mode .stat-label{color:var(--text-secondary)}body.dark-mode .cta-button.primary{background:#1e293b99;border:2px solid rgba(148,163,184,.3)}body.dark-mode .cta-button.secondary{background:var(--mint-gradient);color:#fff}body.dark-mode .features-section{background:var(--neutral-100)}body.dark-mode .section-title{background:var(--mint-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}body.dark-mode .section-subtitle{color:var(--text-secondary)}body.dark-mode .feature-card{background:var(--card-bg);border:1px solid var(--card-border)}body.dark-mode .feature-card:hover{box-shadow:0 20px 50px #00000080}body.dark-mode .feature-title{color:var(--text-primary)}body.dark-mode .feature-description{color:var(--text-secondary)}body.dark-mode .impact-section{background:var(--primary-gradient)}body.dark-mode .impact-stat{background:#1e293b99;border:1px solid rgba(148,163,184,.2)}body.dark-mode .impact-stat:hover{background:#1e293bcc}body.dark-mode .page-header{background:var(--hero-gradient)}body.dark-mode .page-title{background:var(--mint-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}body.dark-mode .page-subtitle{color:var(--text-secondary)}body.dark-mode .filter-tabs{background:var(--neutral-200)}body.dark-mode .filter-tab{color:var(--text-muted)}body.dark-mode .filter-tab:hover{background:var(--neutral-300);color:var(--text-primary)}body.dark-mode .filter-tab.active{background:var(--mint-gradient);color:#fff}body.dark-mode .issue-card{background:var(--card-bg);border:1px solid var(--card-border)}body.dark-mode .issue-card:hover{box-shadow:var(--shadow-large);border-color:#34d3994d}body.dark-mode .issue-title{color:var(--text-primary)}body.dark-mode .issue-description{color:var(--text-secondary)}body.dark-mode .issue-location,body.dark-mode .issue-meta{color:var(--text-muted)}body.dark-mode .severity-badge.low{background:#10b98133;color:#34d399}body.dark-mode .severity-badge.medium{background:#f59e0b33;color:#fbbf24}body.dark-mode .severity-badge.high{background:#ef444433;color:#f87171}body.dark-mode .action-buttons button{background:var(--neutral-200);color:var(--text-primary);border:1px solid var(--card-border)}body.dark-mode .action-buttons button:hover{background:var(--neutral-300)}body.dark-mode .user-badge{background:var(--neutral-200);color:var(--text-primary)}body.dark-mode .leaderboard-header{background:var(--hero-gradient)}body.dark-mode .podium-container{background:var(--neutral-100)}body.dark-mode .podium-user{background:var(--card-bg);border:1px solid var(--card-border)}body.dark-mode .podium-user:hover{transform:translateY(-5px)}body.dark-mode .podium-avatar{border:3px solid var(--card-border)}body.dark-mode .podium-name{color:var(--text-primary)}body.dark-mode .podium-karma{color:var(--text-secondary)}body.dark-mode .leaderboard-list{background:var(--neutral-100)}body.dark-mode .leaderboard-item{background:var(--card-bg);border:1px solid var(--card-border)}body.dark-mode .leaderboard-item:hover{background:var(--neutral-200)}body.dark-mode .leaderboard-rank{background:var(--mint-gradient)}body.dark-mode .leaderboard-name{color:var(--text-primary)}body.dark-mode .leaderboard-karma{color:var(--text-secondary)}body.dark-mode .download-banner{background:var(--primary-gradient)}body.dark-mode .profile-page{background:var(--neutral-100)}body.dark-mode .profile-card{background:var(--card-bg);border:1px solid var(--card-border)}body.dark-mode .profile-avatar{background:var(--mint-gradient);border:4px solid var(--card-border)}body.dark-mode .profile-name{color:var(--text-primary)}body.dark-mode .profile-email{color:var(--text-muted)}body.dark-mode .profile-role{background:#34d39933;color:#34d399}body.dark-mode .stat-value{background:var(--primary-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}body.dark-mode .stat-label-profile{color:var(--text-muted)}body.dark-mode .badge-card{background:var(--card-bg);border:1px solid var(--card-border)}body.dark-mode .badge-item{background:var(--neutral-200)}body.dark-mode .badge-item:hover{background:var(--neutral-300)}body.dark-mode .badge-locked{opacity:.3;filter:grayscale(100%)}body.dark-mode .chart-container,body.dark-mode .activity-feed{background:var(--card-bg);border:1px solid var(--card-border)}body.dark-mode .activity-item{border-bottom:1px solid var(--card-border)}body.dark-mode .activity-title{color:var(--text-primary)}body.dark-mode .activity-time{color:var(--text-muted)}body.dark-mode .activity-karma{color:var(--success-green)}body.dark-mode .anonymous-toggle{background:var(--card-bg);border:1px solid var(--card-border)}body.dark-mode .toggle-switch{background:var(--neutral-300)}body.dark-mode .toggle-switch input:checked+.toggle-slider{background:var(--mint-gradient)}body.dark-mode .logout-button{background:#ef444433;color:#f87171;border:1px solid rgba(239,68,68,.3)}body.dark-mode .logout-button:hover{background:#ef44444d}body.dark-mode .upload-container{background:var(--card-bg);border:2px dashed var(--card-border)}body.dark-mode .upload-container:hover{border-color:#34d39980;background:var(--neutral-200)}body.dark-mode .upload-icon{color:var(--text-muted)}body.dark-mode .upload-text{color:var(--text-primary)}body.dark-mode .upload-hint{color:var(--text-muted)}body.dark-mode .form-group label{color:var(--text-primary)}body.dark-mode .form-input,body.dark-mode .form-textarea,body.dark-mode .form-select{background:var(--neutral-200);border:1px solid var(--card-border);color:var(--text-primary)}body.dark-mode .form-input:focus,body.dark-mode .form-textarea:focus,body.dark-mode .form-select:focus{background:var(--card-bg);border-color:#34d399}body.dark-mode .form-input::placeholder,body.dark-mode .form-textarea::placeholder{color:var(--text-muted)}body.dark-mode .map-container,body.dark-mode .map-controls{background:var(--card-bg);border:1px solid var(--card-border)}body.dark-mode .map-button{background:var(--neutral-200);color:var(--text-primary);border:1px solid var(--card-border)}body.dark-mode .map-button:hover{background:var(--neutral-300)}body.dark-mode .map-button.active{background:var(--mint-gradient);color:#fff}body.dark-mode .marker-popup{background:var(--card-bg);border:1px solid var(--card-border);color:var(--text-primary)}body.dark-mode .marker-popup h3{color:var(--text-primary)}body.dark-mode .marker-popup p{color:var(--text-secondary)}body.dark-mode .auth-page{background:var(--hero-gradient)}body.dark-mode .auth-card{background:var(--card-bg);border:1px solid var(--card-border);box-shadow:0 20px 60px #00000080}body.dark-mode .auth-card h1{background:var(--mint-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}body.dark-mode .form-label{color:var(--text-primary)}body.dark-mode .form-input{background:var(--neutral-200);border:2px solid var(--card-border);color:var(--text-primary)}body.dark-mode .form-input:hover{border-color:var(--neutral-400);background:var(--neutral-300)}body.dark-mode .form-input:focus{background:var(--card-bg);border-color:#34d399;box-shadow:0 0 0 4px #34d3991a}body.dark-mode .auth-card p{color:var(--text-secondary)}body.dark-mode .auth-card a{color:#34d399}body.dark-mode .auth-card a:hover{color:#10b981}body.dark-mode .footer{background:linear-gradient(180deg,#0f172a,#020617);border-top:1px solid var(--card-border)}body.dark-mode .footer h3{color:var(--text-primary)}body.dark-mode .footer-text{color:var(--text-muted)}body.dark-mode .footer-link{background:var(--mint-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}body.dark-mode .footer-bottom{color:var(--text-muted);border-top:1px solid var(--card-border)}body.dark-mode .app-badge{background:var(--neutral-200);border:1px solid var(--card-border)}body.dark-mode .app-badge:hover{background:var(--neutral-300)}body.dark-mode .badge-small{color:var(--text-muted)}body.dark-mode .badge-large{color:var(--text-primary)}body.dark-mode .toast{background:var(--card-bg);color:var(--text-primary);border:1px solid var(--card-border)}body.dark-mode .toast.success{background:linear-gradient(135deg,#059669,#047857);color:#fff;border:none}body.dark-mode .toast.error{background:linear-gradient(135deg,#dc2626,#b91c1c);color:#fff;border:none}body.dark-mode .btn-primary{background:var(--mint-gradient);color:#fff}body.dark-mode .btn-primary:hover{box-shadow:0 8px 30px #34d39966}body.dark-mode .btn-secondary{background:var(--neutral-200);color:var(--text-primary);border:1px solid var(--card-border)}body.dark-mode .btn-secondary:hover{background:var(--neutral-300)}body.dark-mode .btn-danger{background:#ef444433;color:#f87171;border:1px solid rgba(239,68,68,.3)}body.dark-mode .btn-danger:hover{background:#ef44444d}body.dark-mode .modal{background:var(--card-bg);border:1px solid var(--card-border);box-shadow:0 25px 80px #0009}body.dark-mode .modal-header{border-bottom:1px solid var(--card-border);color:var(--text-primary)}body.dark-mode .modal-body{color:var(--text-secondary)}body.dark-mode .modal-footer{border-top:1px solid var(--card-border)}body.dark-mode .modal-backdrop{background:#000c}body.dark-mode .dropdown{background:var(--card-bg);border:1px solid var(--card-border);box-shadow:var(--shadow-large)}body.dark-mode .dropdown-item{color:var(--text-primary)}body.dark-mode .dropdown-item:hover{background:var(--neutral-200)}body.dark-mode .dropdown-divider{border-color:var(--card-border)}body.dark-mode .tab-list{background:var(--neutral-200);border:1px solid var(--card-border)}body.dark-mode .tab-button{color:var(--text-muted)}body.dark-mode .tab-button:hover{color:var(--text-primary);background:var(--neutral-300)}body.dark-mode .tab-button.active{background:var(--mint-gradient);color:#fff}body.dark-mode .tab-content{background:var(--card-bg);border:1px solid var(--card-border)}body.dark-mode .badge{background:var(--neutral-200);color:var(--text-primary)}body.dark-mode .badge.badge-success{background:#10b98133;color:#34d399}body.dark-mode .badge.badge-warning{background:#f59e0b33;color:#fbbf24}body.dark-mode .badge.badge-danger{background:#ef444433;color:#f87171}body.dark-mode .badge.badge-info{background:#3b82f633;color:#60a5fa}body.dark-mode .card{background:var(--card-bg);border:1px solid var(--card-border)}body.dark-mode .card-header{border-bottom:1px solid var(--card-border);color:var(--text-primary)}body.dark-mode .card-body{color:var(--text-secondary)}body.dark-mode .card-footer{border-top:1px solid var(--card-border)}body.dark-mode .alert{background:var(--card-bg);border:1px solid var(--card-border);color:var(--text-primary)}body.dark-mode .alert-success{background:#10b98133;border-color:#10b9814d;color:#34d399}body.dark-mode .alert-warning{background:#f59e0b33;border-color:#f59e0b4d;color:#fbbf24}body.dark-mode .alert-error{background:#ef444433;border-color:#ef44444d;color:#f87171}body.dark-mode .alert-info{background:#3b82f633;border-color:#3b82f64d;color:#60a5fa}body.dark-mode .skeleton{background:linear-gradient(90deg,var(--neutral-200) 25%,var(--neutral-300) 50%,var(--neutral-200) 75%)}body.dark-mode .spinner{border-color:var(--neutral-300);border-top-color:#34d399}body.dark-mode::-webkit-scrollbar{width:12px;background:var(--neutral-100)}body.dark-mode::-webkit-scrollbar-thumb{background:var(--neutral-300);border-radius:6px}body.dark-mode::-webkit-scrollbar-thumb:hover{background:var(--neutral-400)}body.dark-mode::-webkit-scrollbar-track{background:var(--neutral-100)}body.dark-mode ::selection{background:#34d3994d;color:var(--text-primary)}body.dark-mode ::-moz-selection{background:#34d3994d;color:var(--text-primary)}body.dark-mode svg text{fill:var(--text-secondary)}body.dark-mode svg line,body.dark-mode svg path.grid-line{stroke:var(--card-border)}body.dark-mode .chart-line{stroke:#34d399}body.dark-mode .chart-area{fill:#34d3991a}body.dark-mode img{opacity:.9}body.dark-mode img:hover{opacity:1}body.dark-mode hr{border-color:var(--card-border);opacity:1}body.dark-mode code{background:var(--neutral-200);color:#34d399;border:1px solid var(--card-border)}body.dark-mode pre{background:var(--neutral-200);border:1px solid var(--card-border);color:var(--text-primary)}body.dark-mode a:not(.nav-link):not(.cta-button):not(.app-badge){color:#34d399}body.dark-mode a:not(.nav-link):not(.cta-button):not(.app-badge):hover{color:#10b981}body.dark-mode *{transition:background-color .3s ease,border-color .3s ease,color .3s ease}@media (prefers-contrast: high){body.dark-mode{--card-border: rgba(148, 163, 184, .3)}body.dark-mode .card,body.dark-mode .issue-card,body.dark-mode .feature-card{border:2px solid var(--card-border)}}@media print{body.dark-mode{background:#fff;color:#000}body.dark-mode .navbar,body.dark-mode .theme-toggle,body.dark-mode .mobile-menu-toggle{display:none}}@media (max-width: 768px){body.dark-mode .card,body.dark-mode .issue-card,body.dark-mode .feature-card{box-shadow:var(--shadow-medium)}}@keyframes darkModeToggle{0%{opacity:0}to{opacity:1}}body.dark-mode{animation:darkModeToggle .3s ease}body.dark-mode .maplibregl-popup-content,body.dark-mode .cluster-popup,body.dark-mode .issue-popup{background:var(--white)!important;color:var(--black)!important}body.dark-mode .issue-popup .stat-label,body.dark-mode .cluster-popup .stat-label,body.dark-mode .maplibregl-popup-content .stat-label{color:var(--grey-text)!important;font-weight:700!important}body.dark-mode .issue-popup .stat-value,body.dark-mode .cluster-popup .stat-value,body.dark-mode .maplibregl-popup-content .stat-value{color:var(--black)!important;font-weight:700!important}*{margin:0;padding:0;box-sizing:border-box}:root{--mint-green: #6FCF97;--mint-light: #A8E6CF;--mint-dark: #4CAF79;--yellow-accent: #FFD93D;--yellow-light: #FFF5B7;--grey-surface: #F5F5F5;--grey-border: #E0E0E0;--grey-text: #6B7280;--white: #FFFFFF;--black: #1F2937;--shadow: rgba(0, 0, 0, .08);--shadow-hover: rgba(0, 0, 0, .12);--orange-cta: #FF8A5B;--gradient-mint: linear-gradient(135deg, #6FCF97 0%, #A8E6CF 100%);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;line-height:1.5;font-weight:400;color:var(--black);background-color:var(--white);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;min-width:320px;overflow-x:hidden}body.dark-mode{--grey-surface: #1F2937;--grey-border: #374151;--grey-text: #9CA3AF;--white: #111827;--black: #F9FAFB;--shadow: rgba(255, 255, 255, .05);--shadow-hover: rgba(255, 255, 255, .1)}h1,h2,h3,h4,h5,h6{line-height:1.2;font-weight:700}.container{max-width:1200px;margin:0 auto;padding:0 20px}.container-fluid{width:100%;padding:0 20px}background: var(--white); border-radius: 16px; box-shadow: 0 8px 32px rgba(0,0,0,.12); box-sizing: border-box; max-width: 480px; padding: 28px 24px; overflow: hidden; section{padding:80px 0}.section-title{font-size:2.5rem;text-align:center;margin-bottom:12px;color:var(--black)}.section-subtitle{text-align:center;color:var(--grey-text);font-size:1.125rem;margin-bottom:48px}.navbar{background:var(--white);box-shadow:0 2px 8px var(--shadow);position:sticky;top:0;z-index:1000;padding:16px 0}.navbar .container{display:flex;align-items:center;justify-content:space-between;gap:24px}.nav-logo{display:flex;align-items:center;gap:8px;text-decoration:none;font-size:1.5rem;font-weight:700;color:var(--black)}.logo-icon{font-size:1.75rem}.mobile-menu-toggle{display:none;flex-direction:column;gap:4px;background:none;border:none;cursor:pointer;padding:8px}.mobile-menu-toggle span{width:24px;height:3px;background:var(--black);border-radius:2px;transition:all .3s ease}.mobile-menu-toggle.active span:nth-child(1){transform:rotate(45deg) translateY(10px)}.mobile-menu-toggle.active span:nth-child(2){opacity:0}.mobile-menu-toggle.active span:nth-child(3){transform:rotate(-45deg) translateY(-10px)}.nav-menu{display:flex;list-style:none;gap:8px;margin:0;padding:0;flex:1;justify-content:center}.nav-link{display:block;padding:10px 20px;border-radius:50px;text-decoration:none;color:var(--grey-text);font-weight:500;transition:all .3s ease}.nav-link:hover{background:var(--grey-surface);color:var(--black)}.nav-link.active{background:var(--mint-green);color:var(--white)}.theme-toggle{width:44px;height:44px;border-radius:50%;border:2px solid var(--grey-border);background:var(--white);cursor:pointer;box-shadow:0 2px 8px var(--shadow);transition:all .3s ease;display:flex;align-items:center;justify-content:center;font-size:1.25rem;flex-shrink:0}.theme-toggle:hover{transform:scale(1.1);box-shadow:0 4px 12px var(--shadow-hover)}.hero{background:var(--gradient-mint);padding:120px 0 80px;text-align:center;position:relative;overflow:hidden}.hero:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 20% 50%,rgba(255,217,61,.2) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(168,230,207,.3) 0%,transparent 50%);pointer-events:none}.hero-title{font-size:4rem;font-weight:700;color:var(--white);margin-bottom:16px;position:relative;animation:fadeInUp .8s ease}.hero-tagline{font-size:1.75rem;color:var(--white);margin-bottom:8px;font-weight:600;position:relative;animation:fadeInUp .8s ease .1s backwards}.hero-subtitle{font-size:1.125rem;color:#ffffffe6;margin-bottom:32px;position:relative;animation:fadeInUp .8s ease .2s backwards}.cta-button{background:var(--orange-cta);color:var(--white);border:none;padding:16px 40px;border-radius:50px;font-size:1.125rem;font-weight:600;cursor:pointer;box-shadow:0 4px 16px #ff8a5b66;transition:all .3s ease;position:relative;animation:fadeInUp .8s ease .3s backwards}.cta-button:hover{transform:translateY(-2px);box-shadow:0 6px 20px #ff8a5b80}.hero-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:24px;margin-top:64px;max-width:900px;margin-left:auto;margin-right:auto;position:relative}.stat-card{background:var(--white);border-radius:20px;padding:32px 24px;box-shadow:0 4px 16px var(--shadow);transition:transform .3s ease}.stat-card:hover{transform:translateY(-4px)}.stat-emoji{font-size:2.5rem;margin-bottom:12px}.stat-number{font-size:2.5rem;font-weight:700;color:var(--mint-dark);margin-bottom:8px}.stat-label{color:var(--grey-text);font-size:.875rem;text-transform:uppercase;letter-spacing:.5px}.street-feed{background:var(--grey-surface)}.filter-pills{display:flex;justify-content:center;gap:12px;margin-bottom:40px;flex-wrap:wrap}.filter-pill{padding:10px 24px;border-radius:50px;border:2px solid var(--grey-border);background:var(--white);color:var(--grey-text);font-weight:500;cursor:pointer;transition:all .3s ease}.filter-pill:hover{border-color:var(--mint-green);color:var(--mint-dark)}.filter-pill.active{background:var(--mint-green);color:var(--white);border-color:var(--mint-green)}.carousel-container{position:relative;margin:0 -20px;padding:0 60px}.carousel-btn{position:absolute;top:50%;transform:translateY(-50%);width:40px;height:40px;border-radius:50%;border:2px solid var(--grey-border);background:var(--white);color:var(--grey-text);font-size:1.5rem;cursor:pointer}.carousel-image{width:100%;max-width:420px;height:220px;border-radius:12px;margin-bottom:18px;box-sizing:border-box;transition:all .3s ease;display:flex;align-items:center;justify-content:center}.carousel-btn:hover{background:var(--mint-green);color:var(--white);border-color:var(--mint-green)}.carousel-btn.prev{left:20px}.carousel-btn.next{right:20px}.issue-carousel{display:flex;gap:20px;overflow-x:auto;scroll-behavior:smooth;padding:20px 0;scrollbar-width:none}.issue-carousel::-webkit-scrollbar{display:none}.issue-card{min-width:320px;background:var(--white);border-radius:20px;box-shadow:0 2px 12px var(--shadow);overflow:hidden;transition:all .3s ease;cursor:pointer}.issue-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px var(--shadow-hover)}.issue-card.resolved{opacity:.7}.issue-thumbnail{width:100%;height:200px;object-fit:cover;background:var(--grey-surface)}.issue-content{padding:20px}.issue-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.issue-type{padding:4px 12px;border-radius:50px;font-size:.875rem;font-weight:500;background:var(--yellow-light);color:var(--black)}.issue-location{color:var(--grey-text);font-size:.875rem;margin-bottom:8px}.issue-footer{display:flex;justify-content:space-between;align-items:center;margin-top:16px;padding-top:16px;border-top:1px solid var(--grey-border)}.vote-count{display:flex;align-items:center;gap:8px;color:var(--grey-text);font-size:.875rem}.upvote-btn{background:none;border:none;font-size:1.5rem;cursor:pointer;transition:transform .2s ease}.upvote-btn:hover{transform:scale(1.2)}.upvote-btn.voted{animation:heartFloat .6s ease}@keyframes heartFloat{0%{transform:scale(1)}50%{transform:scale(1.3) translateY(-10px)}to{transform:scale(1)}}.fix-btn{padding:6px 16px;border-radius:50px;border:1px solid var(--mint-green);background:var(--white);color:var(--mint-dark);font-size:.875rem;font-weight:500;cursor:pointer;transition:all .3s ease}.fix-btn:hover{background:var(--mint-green);color:var(--white)}.fate-card{background:#ffd93d1a;border-left:3px solid var(--yellow-accent);padding:8px 12px;border-radius:8px;font-size:.875rem;margin-top:12px}.street-heat{background:var(--white)}.map-layout{display:grid;grid-template-columns:250px 1fr 250px;gap:24px;margin-top:40px}.map-sidebar{background:var(--grey-surface);border-radius:20px;padding:24px;height:fit-content}.map-sidebar h3{font-size:1.25rem;margin-bottom:20px;color:var(--black)}.filter-group{margin-bottom:24px}.filter-group label{display:block;font-weight:500;margin-bottom:8px;color:var(--black);font-size:.875rem}.filter-group select,.filter-group input[type=range]{width:100%;padding:10px;border-radius:12px;border:1px solid var(--grey-border);background:var(--white);color:var(--black);font-family:inherit}.checkbox-group{display:flex;flex-direction:column;gap:8px}.checkbox-group label{font-weight:400;display:flex;align-items:center;gap:8px;cursor:pointer}.range-value{display:block;margin-top:8px;font-size:.875rem;color:var(--grey-text)}.map-container{background:var(--grey-surface);border-radius:20px;overflow:hidden;height:600px;display:flex;align-items:center;justify-content:center;position:relative}.heat-map-frame{width:100%;height:100%;border:none;background:var(--grey-surface)}.map-placeholder{text-align:center;color:var(--grey-text)}.stats-panel{display:flex;flex-direction:column;gap:24px}.density-legend h4{font-size:1rem;margin-bottom:12px;color:var(--black)}.legend-item{display:flex;align-items:center;gap:12px;margin-bottom:8px;font-size:.875rem}.legend-color{width:24px;height:24px;border-radius:6px}.legend-color.high{background:#ff6b6b}.legend-color.medium{background:var(--yellow-accent)}.legend-color.low{background:var(--mint-green)}.stat-metric{background:var(--white);border-radius:12px;padding:16px;text-align:center}.metric-label{font-size:.875rem;color:var(--grey-text);margin-bottom:8px}.metric-value{font-size:2rem;font-weight:700;color:var(--mint-dark)}.co2-gauge{background:var(--white);border-radius:12px;padding:16px;text-align:center}.gauge-label{font-size:.875rem;color:var(--grey-text);margin-bottom:12px}.gauge-container{position:relative;height:80px}.gauge-svg{width:100%;height:100%}.gauge-fill{animation:gaugePulse 2s ease-in-out infinite}@keyframes gaugePulse{0%,to{opacity:1}50%{opacity:.7}}.gauge-text{position:absolute;bottom:0;left:50%;transform:translate(-50%);font-size:1.5rem;font-weight:700;color:var(--mint-dark)}.street-snap{background:var(--grey-surface)}.upload-card{background:var(--white);border-radius:20px;padding:40px;box-shadow:0 4px 16px var(--shadow);max-width:800px;margin:0 auto}.upload-area{border:3px dashed var(--grey-border);border-radius:20px;padding:60px 40px;text-align:center;cursor:pointer;transition:all .3s ease;position:relative;background:var(--grey-surface)}.upload-area:hover{border-color:var(--mint-green);background:#6fcf970d}.upload-area.dragging{border-color:var(--mint-green);background:#6fcf971a}.upload-icon{font-size:4rem;margin-bottom:16px}.upload-text{font-size:1.25rem;font-weight:600;color:var(--black);margin-bottom:8px}.upload-subtext{color:var(--grey-text);font-size:.875rem}.preview-container{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:16px;margin-top:24px}.preview-item{position:relative;border-radius:12px;overflow:hidden;aspect-ratio:1}.preview-item img,.preview-item video{width:100%;height:100%;object-fit:cover}.preview-remove{position:absolute;top:8px;right:8px;width:24px;height:24px;border-radius:50%;background:#000000b3;color:var(--white);border:none;cursor:pointer;font-size:1rem;display:flex;align-items:center;justify-content:center}.upload-controls{margin-top:32px;display:flex;flex-direction:column;gap:20px}.voice-btn{padding:14px 28px;border-radius:50px;border:2px solid var(--mint-green);background:var(--white);color:var(--mint-dark);font-size:1rem;font-weight:500;cursor:pointer;transition:all .3s ease}.voice-btn:hover{background:var(--mint-green);color:var(--white)}.voice-btn.recording{background:#ff6b6b;color:var(--white);border-color:#ff6b6b;animation:pulse 1.5s ease infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.7}}.anonymous-toggle label{display:flex;align-items:center;gap:12px;cursor:pointer;-webkit-user-select:none;user-select:none}.toggle-slider{position:relative;display:flex;flex-direction:column;gap:14px;margin:14px 0;padding:18px;background:var(--grey-surface);overflow:hidden;width:100%;box-sizing:border-box;align-items:stretch;top:3px;left:3px;width:20px;height:20px;background:var(--white);border-radius:50%;transition:transform .3s ease}.anonymous-toggle input:checked+.toggle-slider{background:var(--mint-green)}.anonymous-toggle input:checked+.toggle-slider:before{transform:translate(24px)}.toggle-label{font-weight:500;color:var(--black)}.issue-types{background:var(--grey-surface);border-radius:12px;padding:20px}.types-label{font-weight:600;margin-bottom:12px;color:var(--black)}.type-chips{display:flex;flex-wrap:wrap;gap:8px}.type-chip{padding:8px 16px;border-radius:50px;background:var(--yellow-light);color:var(--black);font-size:.875rem;font-weight:500}.submit-btn{padding:16px 32px;border-radius:50px;border:none;background:var(--mint-green);color:var(--white);font-size:1.125rem;font-weight:600;cursor:pointer;transition:all .3s ease}.submit-btn:hover:not(:disabled){background:var(--mint-dark);transform:translateY(-2px);box-shadow:0 4px 12px #6fcf9766}.submit-btn:disabled{background:var(--grey-border);cursor:not-allowed;opacity:.5}.street-rise{background:var(--white)}.leaderboard-tabs{display:flex;justify-content:center;gap:16px;margin-bottom:40px;flex-wrap:wrap}.tab-btn{padding:12px 32px;border-radius:50px;border:2px solid var(--grey-border);background:var(--white);color:var(--grey-text);font-weight:600;cursor:pointer;transition:all .3s ease}.tab-btn:hover{border-color:var(--mint-green);color:var(--mint-dark)}.tab-btn.active{background:var(--mint-green);color:var(--white);border-color:var(--mint-green)}.tab-panel{display:none}.tab-panel.active{display:block}.podium{display:flex;justify-content:center;align-items:flex-end;gap:20px;margin-bottom:48px;flex-wrap:wrap}.podium-item{display:flex;flex-direction:column;align-items:center;text-align:center;min-width:150px}.podium-avatar{width:80px;height:80px;border-radius:50%;background:var(--grey-surface);display:flex;align-items:center;justify-content:center;font-size:3rem;margin-bottom:12px;border:4px solid var(--grey-border)}.podium-item.rank-1 .podium-avatar{width:100px;height:100px;border-color:gold}.podium-item.rank-2 .podium-avatar{border-color:silver}.podium-item.rank-3 .podium-avatar{border-color:#cd7f32}.podium-name{font-weight:600;color:var(--black);margin-bottom:4px}.podium-co2{color:var(--mint-dark);font-weight:500;font-size:.875rem;margin-bottom:12px}.podium-stand{width:100%;padding:32px 20px;background:var(--grey-surface);border-radius:12px 12px 0 0;font-size:1.5rem;font-weight:700;color:var(--grey-text)}.podium-item.rank-1 .podium-stand{padding-top:48px;background:#ffd7001a;color:#daa520}.podium-item.rank-2 .podium-stand{padding-top:40px;background:#c0c0c01a;color:gray}.podium-item.rank-3 .podium-stand{padding-top:32px;background:#cd7f321a;color:#cd7f32}.leaderboard-list{background:var(--grey-surface);border-radius:20px;padding:24px;max-width:800px;margin:0 auto}.leaderboard-item{display:flex;align-items:center;gap:16px;padding:16px;background:var(--white);border-radius:12px;margin-bottom:12px;transition:transform .2s ease}.leaderboard-item:hover{transform:translate(4px)}.rank-number{font-size:1.25rem;font-weight:700;color:var(--grey-text);min-width:40px;text-align:center}.leader-avatar{width:48px;height:48px;border-radius:50%;background:var(--grey-surface);display:flex;align-items:center;justify-content:center;font-size:1.5rem}.leader-info{flex:1}.leader-name{font-weight:600;color:var(--black);margin-bottom:4px}.leader-co2{color:var(--mint-dark);font-size:.875rem;font-weight:500}.leader-badges{display:flex;gap:4px;font-size:1.25rem}.download-sticky{background:var(--gradient-mint);border-radius:20px;padding:32px;text-align:center;margin-top:48px;color:var(--white)}.download-sticky p{font-size:1.25rem;font-weight:600;margin-bottom:16px}.download-app-btn{padding:14px 32px;border-radius:50px;border:2px solid var(--white);background:var(--white);color:var(--mint-dark);font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease}.download-app-btn:hover{background:transparent;color:var(--white)}.street-you{background:var(--grey-surface)}.profile-layout{display:grid;grid-template-columns:1fr 1.5fr;gap:32px;max-width:1000px;margin:0 auto}.profile-card{background:var(--white);border-radius:20px;padding:40px;box-shadow:0 4px 16px var(--shadow);text-align:center}.profile-avatar{width:120px;height:120px;margin:0 auto 24px;border-radius:50%;background:var(--gradient-mint);display:flex;align-items:center;justify-content:center;font-size:1.25rem;font-weight:600;color:var(--white)}.profile-stats{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:32px}.profile-stat{display:flex;flex-direction:column;gap:4px}.stat-value{font-size:2rem;font-weight:700;color:var(--mint-dark)}.stat-name{font-size:.875rem;color:var(--grey-text);font-weight:500;text-transform:uppercase;letter-spacing:.5px}.badge-grid{display:flex;justify-content:center;gap:12px;margin-bottom:32px;font-size:2rem}.badge{cursor:help;transition:transform .2s ease}.badge:hover{transform:scale(1.2)}.profile-controls{display:flex;flex-direction:column;gap:16px}.profile-toggle{display:flex;align-items:center;justify-content:center;gap:8px;padding:12px;border-radius:12px;background:var(--grey-surface);cursor:pointer;font-weight:500}.logout-btn{padding:12px 24px;border-radius:50px;border:2px solid #FF6B6B;background:var(--white);color:#ff6b6b;font-weight:600;cursor:pointer;transition:all .3s ease}.logout-btn:hover{background:#ff6b6b;color:var(--white)}.profile-chart{background:var(--white);border-radius:20px;padding:40px;box-shadow:0 4px 16px var(--shadow)}.profile-chart h3{margin-bottom:24px;color:var(--black)}.chart-container{width:100%}.activity-chart{width:100%;height:auto}.chart-label{font-size:14px;fill:var(--grey-text);font-weight:500}.chart-value{font-size:20px;fill:var(--black);font-weight:700;text-anchor:middle}.footer{background:var(--black);color:var(--white);padding:60px 0 24px}.footer-content{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:40px;margin-bottom:40px}.footer-section h3{font-size:1.25rem;margin-bottom:16px;color:var(--white)}.app-badges{display:flex;flex-direction:column;gap:12px}.app-badge{display:flex;align-items:center;gap:12px;padding:12px 20px;border-radius:12px;background:#ffffff1a;border:1px solid rgba(255,255,255,.2);text-decoration:none;transition:all .3s ease}.app-badge:hover{background:#fff3}.badge-icon{font-size:2rem}.badge-small{font-size:.75rem;color:#ffffffb3}.badge-large{font-size:1rem;font-weight:600;color:var(--white)}.footer-link{display:block;color:var(--mint-light);text-decoration:none;margin-bottom:12px;transition:color .3s ease}.footer-link:hover{color:var(--mint-green)}.footer-text{color:#ffffffb3;font-size:.875rem;line-height:1.6}.footer-guarantee{color:var(--yellow-accent);font-size:1.125rem;margin-bottom:12px}.footer-bottom{text-align:center;padding-top:24px;border-top:1px solid rgba(255,255,255,.1);color:#fff9}.modal{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:#000000b3;z-index:2000;align-items:center;justify-content:center;padding:20px}.modal.open{display:flex}.modal-content{background:var(--white);border-radius:20px;max-width:900px;width:100%;max-height:90vh;overflow-y:auto;position:relative;animation:modalSlideIn .3s ease}@keyframes modalSlideIn{0%{opacity:0;transform:translateY(-50px)}to{opacity:1;transform:translateY(0)}}.modal-close{position:absolute;top:20px;right:20px;width:40px;height:40px;border-radius:50%;border:none;background:var(--grey-surface);color:var(--grey-text);font-size:1.5rem;cursor:pointer;z-index:10;transition:all .3s ease}.modal-close:hover{background:var(--grey-border);transform:rotate(90deg)}.modal-body{padding:40px}.modal-media{width:100%;max-height:400px;object-fit:contain;border-radius:12px;margin-bottom:24px;background:var(--grey-surface)}.modal-header{margin-bottom:24px}.modal-title{font-size:1.75rem;margin-bottom:12px;color:var(--black)}.modal-meta{display:flex;gap:16px;flex-wrap:wrap;color:var(--grey-text);font-size:.875rem}.modal-description{margin-bottom:24px;line-height:1.6;color:var(--black)}.voice-playback{padding:12px 24px;border-radius:50px;border:2px solid var(--mint-green);background:var(--white);color:var(--mint-dark);font-weight:500;cursor:pointer;margin-bottom:24px;transition:all .3s ease}.voice-playback:hover{background:var(--mint-green);color:var(--white)}.city-guide{background:var(--grey-surface);border-radius:12px;padding:20px;margin-bottom:24px}.city-guide h4{margin-bottom:12px;color:var(--black)}.vote-progress{margin-bottom:24px}.vote-progress h4{margin-bottom:12px;color:var(--black)}.progress-bar{height:12px;background:var(--grey-border);border-radius:50px;overflow:hidden}.progress-fill{height:100%;background:var(--gradient-mint);transition:width .3s ease}.toast{position:fixed;bottom:-100px;left:50%;transform:translate(-50%);background:var(--mint-green);color:var(--white);padding:16px 32px;border-radius:50px;box-shadow:0 4px 16px #0003;z-index:3000;font-weight:600;transition:bottom .3s ease}.toast.show{bottom:40px}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@media (max-width: 1024px){.map-layout{grid-template-columns:1fr}.map-sidebar{max-width:100%}.map-container{order:-1}.profile-layout{grid-template-columns:1fr}}@media (max-width: 768px){.section-title{font-size:2rem}.hero-title{font-size:2.5rem}.hero-tagline{font-size:1.25rem}.hero-stats{grid-template-columns:1fr}.carousel-container{padding:0 50px}.issue-card{min-width:280px}.podium{flex-direction:column;align-items:center}.podium-item{width:100%;max-width:300px}.podium-stand{padding:24px 20px!important}.upload-card{padding:24px}.upload-area{padding:40px 20px}.footer-content{grid-template-columns:1fr}.modal-body{padding:24px}}@media (max-width: 480px){.hero{padding:80px 0 60px}.hero-title{font-size:2rem}.carousel-btn{width:32px;height:32px;font-size:1.25rem}.carousel-btn.prev{left:10px}.carousel-btn.next{right:10px}section{padding:60px 0}.theme-toggle{width:44px;height:44px}.mobile-menu-toggle{display:flex}.nav-menu{position:absolute;top:100%;left:0;right:0;background:var(--white);flex-direction:column;padding:16px 20px;box-shadow:0 4px 8px var(--shadow);max-height:0;overflow:hidden;transition:max-height .3s ease}.nav-menu.active{max-height:400px}}.page-content{min-height:calc(100vh - 200px);padding:40px 0}.page-title{font-size:2.5rem;text-align:center;margin-bottom:12px;color:var(--black)}.page-subtitle{text-align:center;color:var(--grey-text);font-size:1.125rem;margin-bottom:48px}.hero-cta-group{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-bottom:64px}.cta-button.primary,.cta-button.secondary{text-decoration:none;display:inline-block}.cta-button.secondary{background:var(--white);color:var(--mint-dark);border:2px solid var(--white)}.cta-button.secondary:hover{background:transparent;color:var(--white)}.features-section{background:var(--white);padding:80px 0}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:32px;margin-top:48px}.feature-card{text-align:center;padding:32px 24px;background:var(--grey-surface);border-radius:20px;transition:all .3s ease}.feature-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px var(--shadow)}.feature-icon{font-size:4rem;margin-bottom:16px}.feature-title{font-size:1.5rem;margin-bottom:12px;color:var(--black)}.feature-description{color:var(--grey-text);line-height:1.6}.impact-section{background:var(--gradient-mint);padding:80px 0;color:var(--white)}.impact-section .section-title{color:var(--white)}.impact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:32px;margin-top:48px}.impact-stat{text-align:center;padding:24px}.impact-number{font-size:3rem;font-weight:700;margin-bottom:8px}.impact-label{font-size:1rem;opacity:.9}.issues-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:24px;margin-top:40px}.form-group{margin-bottom:24px}.form-label{display:block;font-weight:600;margin-bottom:8px;color:var(--black)}.form-input,.form-textarea{width:100%;padding:12px 16px;border-radius:12px;border:2px solid var(--grey-border);background:var(--white);color:var(--black);font-family:inherit;font-size:1rem;transition:border-color .3s ease}.form-input:focus,.form-textarea:focus{outline:none;border-color:var(--mint-green)}.form-textarea{resize:vertical;min-height:100px}.recent-activity{margin-top:48px}.recent-activity h3{margin-bottom:24px;color:var(--black)}.activity-list{display:flex;flex-direction:column;gap:16px}.activity-item{display:flex;align-items:center;gap:16px;padding:16px;background:var(--grey-surface);border-radius:12px;transition:transform .2s ease}.activity-item:hover{transform:translate(4px)}.activity-icon{font-size:1.5rem;flex-shrink:0}.activity-info{flex:1}.activity-title{font-weight:600;color:var(--black);margin-bottom:4px}.activity-date{font-size:.875rem;color:var(--grey-text)}.activity-karma{font-weight:700;color:var(--mint-dark);font-size:1.125rem}@media (max-width: 768px){.hero-cta-group{flex-direction:column;align-items:center}.cta-button{width:100%;max-width:300px}.features-grid,.issues-grid{grid-template-columns:1fr}}.map-container-main{flex:1;height:750px;border-radius:20px;overflow:hidden}.map-view{width:100%;height:100%}.filter-actions{display:flex;flex-direction:column;gap:12px;margin-top:24px}.filter-btn{padding:12px 20px;border-radius:12px;font-weight:600;cursor:pointer;transition:all .3s ease;border:none;font-family:inherit;font-size:1rem}.filter-btn.primary{background:var(--mint-green);color:var(--white)}.filter-btn.primary:hover{background:var(--mint-dark);transform:translateY(-2px);box-shadow:0 4px 12px #6fcf9766}.filter-btn.secondary{background:var(--grey-surface);color:var(--black);border:2px solid var(--grey-border)}.filter-btn.secondary:hover{background:var(--grey-border)}.map-info{margin-top:24px;padding:16px;background:var(--grey-surface);border-radius:12px}.map-info h4{font-size:1rem;margin-bottom:12px;color:var(--black)}.info-text{font-size:.875rem;line-height:1.6;color:var(--grey-text);margin-bottom:8px}.maplibregl-popup-content{border-radius:16px;padding:0;box-shadow:0 8px 24px #00000026;max-width:600px!important}.cluster-popup{padding:20px;max-width:350px;width:100%;box-sizing:border-box}.issue-popup{padding:24px;width:100%;max-width:700px;box-sizing:border-box}.cluster-popup h3,.issue-popup h3{font-size:1.25rem;margin-bottom:16px;color:var(--black);width:100%}.popup-section{margin:16px 0;width:100%;box-sizing:border-box}.popup-section h4{font-size:1rem;margin-bottom:12px;color:var(--black)}.popup-issue-type{display:flex;align-items:center;gap:8px;padding:8px 0;border-bottom:1px solid var(--grey-border)}.popup-issue-type:last-child{border-bottom:none}.type-dot{width:12px;height:12px;border-radius:50%;flex-shrink:0}.popup-stats{width:100%;max-width:100%;overflow-x:hidden;display:flex;flex-direction:column;gap:14px;margin:14px 0;padding:1px;background:var(--grey-surface);border-radius:10px;box-sizing:border-box}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;margin-top:16px}.stat-item{display:flex;flex-direction:column;align-items:center;text-align:center;padding:20px;background:var(--white);border:1px solid var(--grey-border);border-radius:12px;transition:transform .2s ease,box-shadow .2s ease}.stat-item:hover{transform:translateY(-2px);box-shadow:0 4px 12px #0000001a}@media (max-width: 768px){.stats-grid{grid-template-columns:repeat(2,1fr);gap:16px}.stat-item{padding:16px}.stat-value{font-size:1.6rem}}.stat-label{font-size:.8rem;color:var(--grey-text);font-weight:700;margin-right:6px}.stat-value{font-size:2rem;font-weight:700;color:var(--mint-dark);line-height:1;margin-bottom:8px}.stat-unit{font-size:.8rem;font-weight:500;color:var(--grey-text);margin-left:2px}.popup-meta{width:100%;display:flex;gap:16px;font-size:.9rem;color:var(--grey-text);margin-top:16px;padding-top:16px;border-top:1px solid var(--grey-border);box-sizing:border-box;flex-wrap:wrap}.zoom-hint{font-size:.875rem;color:var(--mint-dark);text-align:center;margin-top:12px;font-weight:500}.popup-image{width:100%;max-width:100%;height:160px;object-fit:cover;border-radius:12px;margin-bottom:16px;box-sizing:border-box}.status-badge{display:inline-block;padding:4px 12px;border-radius:50px;font-size:.875rem;font-weight:500;margin-bottom:12px}.status-badge.resolved{background:#6fcf9733;color:var(--mint-dark)}.status-badge.unsolved{background:#ff6b6b33;color:#ff6b6b}.popup-description{width:100%;font-size:.95rem;line-height:1.6;color:var(--black);margin-bottom:16px;box-sizing:border-box;word-wrap:break-word}@media (max-width: 1024px){.map-layout{grid-template-columns:1fr}.map-sidebar{max-width:100%}.map-container-main{order:-1;height:500px}}