@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap";:root{--navy: #14213D;--navy-soft: #2A3B63;--green: #22A559;--green-dark: #1B8A48;--orange: #F2994A;--red: #E8493A;--bg: #F5F7FA;--card: #FFFFFF;--border: #E3E8EF;--text: #1C2333;--text-muted: #6B7385;--radius-sm: 10px;--radius-md: 16px;--radius-lg: 22px}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:Inter,system-ui,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}button{font-family:inherit}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.app-shell{max-width:480px;margin:0 auto;min-height:100vh;background:var(--bg);display:flex;flex-direction:column;position:relative;padding-bottom:76px}.app-header{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;background:var(--card);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:20}.brand{display:flex;align-items:center;gap:8px;font-weight:800;font-size:20px;color:var(--navy);letter-spacing:-.01em}.brand-mark{width:30px;height:30px;border-radius:8px;background:linear-gradient(135deg,var(--navy) 0%,var(--navy-soft) 100%);display:flex;align-items:center;justify-content:center;color:var(--orange);font-weight:800;font-size:15px}.header-actions{display:flex;gap:8px}.icon-btn{width:38px;height:38px;border-radius:12px;border:1px solid var(--border);background:var(--card);display:flex;align-items:center;justify-content:center;cursor:pointer;position:relative;color:var(--navy)}.icon-btn .badge{position:absolute;top:-6px;right:-6px;background:var(--red);color:#fff;font-size:10px;font-weight:700;min-width:16px;height:16px;border-radius:8px;display:flex;align-items:center;justify-content:center;padding:0 3px}.category-row{display:flex;gap:8px;padding:12px 16px;overflow-x:auto;background:var(--card);border-bottom:1px solid var(--border)}.category-pill{display:flex;align-items:center;gap:6px;padding:9px 14px;border-radius:999px;border:1px solid var(--border);background:var(--card);color:var(--text-muted);font-weight:600;font-size:14px;white-space:nowrap;cursor:pointer;flex-shrink:0}.category-pill.active{background:var(--green);border-color:var(--green);color:#fff}.map-wrap{position:relative;flex:1;min-height:420px}.leaflet-container{width:100%;height:100%;min-height:420px;z-index:1}.map-overlay-top{position:absolute;top:12px;left:12px;right:12px;display:flex;justify-content:space-between;align-items:flex-start;z-index:10;pointer-events:none}.what-is-pill{background:var(--card);border:1.5px solid var(--orange);color:var(--navy);font-weight:700;font-size:13px;padding:10px 16px;border-radius:999px;pointer-events:auto;box-shadow:0 2px 8px #14213d14}.you-pill{background:var(--card);display:flex;align-items:center;gap:6px;padding:9px 14px;border-radius:999px;font-weight:700;font-size:13px;color:var(--navy);pointer-events:auto;box-shadow:0 2px 8px #14213d14}.you-dot{width:8px;height:8px;border-radius:50%;background:#2f80ed}.signal-bubble{background:var(--card);border-radius:var(--radius-sm);padding:10px 14px;box-shadow:0 4px 14px #14213d2e;max-width:220px;font-size:13px}.signal-bubble .who{font-weight:700;color:var(--navy-soft);display:block;margin-bottom:2px}.map-input-row{position:absolute;bottom:14px;left:12px;right:12px;display:flex;gap:8px;z-index:10}.map-input{flex:1;background:var(--card);border-radius:999px;border:1px solid var(--border);padding:12px 16px;display:flex;align-items:center;gap:8px;box-shadow:0 2px 10px #14213d1a}.map-input input{flex:1;border:none;outline:none;background:transparent;font-size:14px}.map-input button{background:var(--green);border:none;color:#fff;width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer}.locate-btn{background:var(--card);border:1px solid var(--border);width:46px;height:46px;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 10px #14213d1a;cursor:pointer}.nearby-section{padding:20px 16px 8px}.nearby-section h2{font-size:19px;margin:0 0 4px;color:var(--navy)}.nearby-empty{color:var(--text-muted);font-size:14px;padding:20px 0}.signal-feed{display:flex;flex-direction:column;gap:10px;padding:0 16px 100px}.signal-card{border:1px solid var(--border);border-radius:var(--radius-md);padding:14px 14px 12px;display:flex;flex-direction:column;gap:10px;transition:box-shadow .15s}.signal-card:hover{box-shadow:0 3px 12px #14213d14}.signal-card-header{display:flex;align-items:flex-start;justify-content:space-between;gap:10px;flex-wrap:wrap}.signal-card-user{display:flex;align-items:center;gap:8px;min-width:0}.signal-card-avatar{width:28px;height:28px;border-radius:50%;background:var(--navy);color:#fff;font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0}.signal-card-username{font-weight:700;font-size:13px;color:var(--navy);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.signal-card-time{font-size:11px;color:var(--text-muted);white-space:nowrap}.signal-badge{display:inline-flex;align-items:center;gap:4px;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.3px;padding:3px 8px;border-radius:6px;white-space:nowrap}.signal-badge--cat{background:var(--bg);color:var(--text-muted)}.signal-card-message{margin:0;font-size:13.5px;line-height:1.45;color:var(--text)}.signal-card-footer{display:flex;align-items:flex-end;gap:12px}.signal-expiry-bar{height:3px;background:var(--border);border-radius:2px;overflow:hidden}.signal-expiry-fill{height:100%;border-radius:2px;transition:width .4s}.signal-card-contact{display:flex;align-items:center;gap:5px;background:var(--navy);color:#fff;border:none;border-radius:var(--radius-sm);padding:7px 12px;font-size:12px;font-weight:600;cursor:pointer;white-space:nowrap;flex-shrink:0;font-family:inherit;transition:background .15s}.signal-card-contact:hover{background:var(--navy-soft)}.bottom-nav{position:fixed;bottom:0;left:50%;transform:translate(-50%);width:100%;max-width:480px;background:var(--card);border-top:1px solid var(--border);display:flex;justify-content:space-around;padding:8px 4px 12px;z-index:30}.nav-item{display:flex;flex-direction:column;align-items:center;gap:3px;font-size:11px;font-weight:600;color:var(--text-muted);background:none;border:none;cursor:pointer;padding:6px 10px;border-radius:12px}.nav-item.active{color:var(--green-dark);background:#22a5591a}.nav-item .nav-icon{font-size:20px}.screen{padding:16px}.screen h1{font-size:22px;color:var(--navy);margin:4px 0 16px}.location-banner{display:flex;align-items:center;gap:10px;background:#eaf7ef;color:var(--green-dark);padding:12px 14px;border-radius:var(--radius-sm);font-size:13px;font-weight:600;margin-bottom:20px}.role-toggle{display:flex;gap:12px;margin-bottom:22px}.role-card{flex:1;border:2px solid var(--border);border-radius:var(--radius-md);padding:18px 12px;text-align:center;cursor:pointer;background:var(--card)}.role-card.selected{border-color:var(--green);background:#eaf7ef}.role-card .role-icon{display:flex;align-items:center;justify-content:center;margin-bottom:4px;color:var(--navy)}.role-card.selected .role-icon{color:var(--green-dark)}.role-card .role-title{font-weight:700;color:var(--navy);margin:8px 0 2px}.role-card .role-sub{font-size:12px;color:var(--text-muted)}.category-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:22px}.category-tile{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--card);padding:14px 6px;text-align:center;font-size:12px;font-weight:600;color:var(--text);cursor:pointer}.category-tile.selected{border-color:var(--green);box-shadow:0 0 0 2px #22a55940 inset}.category-tile .tile-icon{display:flex;align-items:center;justify-content:center;margin-bottom:8px;color:var(--navy)}.category-tile.selected .tile-icon{color:var(--green-dark)}.category-tile .emoji{font-size:26px;display:block;margin-bottom:6px}.primary-btn{width:100%;background:var(--green);color:#fff;border:none;padding:16px;border-radius:var(--radius-sm);font-weight:700;font-size:16px;cursor:pointer}.primary-btn:disabled{background:#a9d9ba;cursor:not-allowed}.info-card{border-radius:var(--radius-md);padding:18px;margin-bottom:18px;background:#eef1ff;color:var(--navy);font-size:14px;line-height:1.5}.info-card strong{color:var(--navy)}.sharing-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-md);padding:18px;margin-bottom:18px}.sharing-card .status-row{display:flex;align-items:center;gap:8px;font-weight:700;margin-bottom:6px}.status-dot{width:9px;height:9px;border-radius:50%;background:#b6bcc9}.status-dot.on{background:var(--green)}.sharing-card p{color:var(--text-muted);font-size:13px;margin:0 0 14px}.tabs-row{display:flex;gap:20px;border-bottom:1px solid var(--border);margin-bottom:18px;overflow-x:auto}.tab-item{padding:10px 2px 12px;font-weight:700;font-size:14px;color:var(--text-muted);border-bottom:2px solid transparent;cursor:pointer;white-space:nowrap}.tab-item.active{color:var(--navy);border-bottom-color:var(--navy)}.empty-state{text-align:center;color:var(--text-muted);font-size:14px;padding:40px 20px}.empty-state .empty-icon{display:flex;align-items:center;justify-content:center;margin-bottom:12px;color:var(--text-muted);opacity:.75}.empty-state .emoji{font-size:32px;display:block;margin-bottom:10px}