.noise-overlay{z-index:9999;pointer-events:none;opacity:.035;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");background-repeat:repeat;background-size:128px 128px;animation:.5s steps(5,end) infinite grain;position:fixed;inset:0}@keyframes grain{0%,to{background-position:0 0}25%{background-position:25% 15%}50%{background-position:50% 30%}75%{background-position:15% 45%}}:root{--bg-deep:#06080d;--bg-panel:#0d1117;--bg-card:#111827;--border-dim:#ffffff0f;--border-glow:#2071e226;--text:#c9d1d9;--text-dim:#6b7280;--accent:#2071e2;--accent-amber:#ffb347;--danger:#f87171;--radius:12px;--safe-bottom:env(safe-area-inset-bottom,16px)}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{width:100%;height:100%}body{color:var(--text);background:var(--bg-deep);-webkit-font-smoothing:antialiased;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif}.home-page.dark{flex-direction:column;height:100dvh;display:flex;position:relative}.top-bar{z-index:100;background:var(--bg-panel);border-bottom:1px solid var(--border-dim);flex-shrink:0;padding:14px 16px}.title-row{align-items:flex-start;gap:6px;display:flex}.title-icon{flex-shrink:0;font-size:20px;line-height:1.3}.app-title{color:var(--accent);letter-spacing:.3px;margin:0;font-family:Caveat,cursive;font-size:18px;font-weight:600;line-height:1.35}.route-summary{color:var(--text-dim);text-align:left;margin-top:6px;font-size:11px}.echarts-container{flex:1;width:100%;min-height:0}.map-placeholder{background:var(--bg-deep);color:var(--text-dim);flex-direction:column;flex:1;justify-content:center;align-items:center;gap:8px;display:flex}.map-placeholder .hint{color:#555;font-size:13px}.loading-bar,.error-bar{background:var(--bg-card);color:var(--text);border:1px solid var(--border-dim);z-index:50;border-radius:20px;align-items:center;gap:12px;padding:10px 20px;font-size:14px;display:flex;position:absolute;bottom:24px;left:50%;transform:translate(-50%)}.error-bar button{border:1px solid var(--accent);color:var(--accent);cursor:pointer;background:0 0;border-radius:10px;padding:4px 12px;font-size:13px}.empty-state{text-align:center;z-index:30;color:var(--text-dim);font-size:18px;position:absolute;bottom:80px;left:50%;transform:translate(-50%)}.empty-hint{color:#444;margin-top:4px;font-size:14px}.card-backdrop{z-index:200;background:#00000080;animation:.2s fadeIn;position:fixed;inset:0}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.city-card{background:var(--bg-panel);border:1px solid var(--border-glow);z-index:201;border-radius:16px;flex-direction:column;width:calc(100vw - 32px);max-width:440px;height:75vh;max-height:560px;animation:.25s ease-out cardIn;display:flex;position:fixed;top:50%;left:50%;overflow:hidden;transform:translate(-50%,-50%);box-shadow:0 0 40px #64ffda14,0 8px 32px #00000080}@keyframes cardIn{0%{opacity:0;transform:translate(-50%,-50%)scale(.92)}to{opacity:1;transform:translate(-50%,-50%)scale(1)}}.card-close{border:1px solid var(--border-dim);background:var(--bg-card);width:32px;height:32px;color:var(--text-dim);cursor:pointer;z-index:2;border-radius:50%;justify-content:center;align-items:center;font-size:14px;display:flex;position:absolute;top:12px;right:12px}.card-close:hover{color:var(--text);border-color:var(--border-glow)}.card-header{border-bottom:1px solid var(--border-dim);flex-shrink:0;padding:24px 24px 16px}.card-city{color:var(--accent);font-size:24px;font-weight:700}.card-country{color:var(--text-dim);background:var(--bg-card);border-radius:10px;margin-top:6px;padding:2px 10px;font-size:12px;display:inline-block}.card-meta{color:var(--text-dim);margin-top:8px;font-size:13px}.card-body{-webkit-overflow-scrolling:touch;flex:1;padding:8px 24px 24px;overflow-y:auto}.card-post{border-bottom:1px solid var(--border-dim);padding:16px 0}.card-post:last-child{border-bottom:none}.post-date{color:var(--text-dim);align-items:center;gap:8px;margin-bottom:10px;font-size:13px;display:flex}.date-dot{background:var(--accent);border-radius:50%;flex-shrink:0;width:6px;height:6px}.date-time{color:#555;font-size:12px}.post-photos{grid-template-columns:repeat(auto-fill,minmax(90px,1fr));gap:6px;margin-bottom:8px;display:grid}.post-photo{aspect-ratio:1;object-fit:cover;cursor:pointer;border:1px solid var(--border-dim);border-radius:8px;width:100%;transition:border-color .2s}.post-photo:active{border-color:var(--accent)}.post-text{color:var(--text);white-space:pre-wrap;font-size:15px;line-height:1.7}.lightbox{z-index:300;background:#000000f2;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.lightbox-close{color:#fff;cursor:pointer;background:#ffffff26;border:none;border-radius:50%;width:36px;height:36px;font-size:18px;position:absolute;top:16px;right:16px}.lightbox-img{object-fit:contain;border-radius:4px;max-width:95vw;max-height:80vh}.lightbox-counter{color:#ccc;background:#00000080;border-radius:12px;padding:4px 16px;font-size:14px;position:absolute;bottom:24px;left:50%;transform:translate(-50%)}.admin-page.dark{background:var(--bg-deep);min-height:100dvh;padding-bottom:var(--safe-bottom)}.admin-header{background:var(--bg-panel);border-bottom:1px solid var(--border-dim);justify-content:space-between;align-items:center;padding:16px 20px;display:flex}.admin-header h1{color:var(--accent);font-size:18px}.logout-btn{color:var(--text-dim);border:1px solid var(--border-dim);background:var(--bg-card);cursor:pointer;border-radius:8px;padding:6px 14px;font-size:14px}.record-btn{border:2px dashed var(--border-dim);background:var(--bg-card);width:100%;color:var(--text-dim);cursor:pointer;-webkit-user-select:none;user-select:none;border-radius:12px;justify-content:center;align-items:center;gap:10px;padding:16px;font-size:15px;transition:all .2s;display:flex}.record-btn.recording{color:#f87171;background:#f8717114;border-color:#f87171}.record-icon{font-size:22px}.record-label{font-weight:500}.record-bar{background:var(--border-dim);border-radius:2px;height:3px;margin-top:8px;overflow:hidden}.record-bar-fill{background:#f87171;border-radius:2px;height:100%;transition:width .1s linear}.audio-preview{align-items:center;gap:10px;display:flex}.audio-player{background:var(--bg-card);filter:invert(.9)hue-rotate(180deg);border-radius:8px;flex:1;height:36px}.audio-remove{border:1px solid var(--border-dim);color:var(--text-dim);cursor:pointer;white-space:nowrap;background:0 0;border-radius:8px;padding:8px 12px;font-size:13px}.post-audio{margin-bottom:8px}.post-audio .audio-label{color:var(--text-dim);margin-bottom:4px;font-size:12px;display:block}.post-audio .audio-player{filter:invert(.9)hue-rotate(180deg)}.login-page{background:var(--bg-deep);justify-content:center;align-items:center;min-height:100dvh;padding:20px;display:flex}.login-card{background:var(--bg-panel);border:1px solid var(--border-dim);border-radius:var(--radius);text-align:center;width:100%;max-width:360px;padding:40px 28px}.login-icon{margin-bottom:12px;font-size:48px}.login-card h1{color:var(--text);margin-bottom:4px;font-size:22px}.login-hint{color:var(--text-dim);margin-bottom:24px;font-size:14px}.login-input{border:1px solid var(--border-dim);text-align:center;background:var(--bg-card);width:100%;color:var(--text);border-radius:10px;outline:none;padding:14px 16px;font-size:16px;transition:border-color .2s}.login-input:focus{border-color:var(--accent)}.login-error{color:var(--danger);margin-top:10px;font-size:13px}.login-btn{background:var(--accent);color:#000;cursor:pointer;border:none;border-radius:10px;width:100%;margin-top:16px;padding:14px;font-size:16px;font-weight:700;transition:opacity .2s}.login-btn:active,.login-btn:hover{opacity:.85}.login-btn:disabled{opacity:.4}.publish-form{max-width:480px;margin:0 auto;padding:16px 20px}.form-section{margin-bottom:20px}.form-label{color:var(--text-dim);margin-bottom:8px;font-size:14px;font-weight:600;display:block}.location-row{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.locate-btn{border:1px solid var(--accent);color:var(--accent);cursor:pointer;white-space:nowrap;background:0 0;border-radius:10px;padding:10px 18px;font-size:14px;font-weight:600}.locate-btn:disabled{opacity:.4}.location-coords{color:var(--text-dim);font-size:13px}.city-input-row{gap:8px;display:flex}.city-input{border:1px solid var(--border-dim);background:var(--bg-card);color:var(--text);border-radius:10px;outline:none;flex:1.5;padding:12px 14px;font-size:15px}.city-input:focus{border-color:var(--accent)}.country-input{border:1px solid var(--border-dim);background:var(--bg-card);color:var(--text);border-radius:10px;outline:none;flex:1;padding:12px 14px;font-size:15px}.country-input:focus{border-color:var(--accent)}.photo-grid{grid-template-columns:repeat(3,1fr);gap:8px;display:grid}.photo-preview-wrap{aspect-ratio:1;position:relative}.photo-preview{object-fit:cover;border:1px solid var(--border-dim);border-radius:8px;width:100%;height:100%}.photo-remove{background:var(--danger);color:#fff;cursor:pointer;border:none;border-radius:50%;justify-content:center;align-items:center;width:24px;height:24px;font-size:12px;display:flex;position:absolute;top:-6px;right:-6px}.photo-add-btn{aspect-ratio:1;border:1px dashed var(--border-dim);cursor:pointer;color:var(--text-dim);background:0 0;border-radius:8px;flex-direction:column;justify-content:center;align-items:center;gap:4px;transition:border-color .2s;display:flex}.photo-add-btn:hover{border-color:var(--accent)}.plus-icon{color:var(--accent);font-size:28px;line-height:1}.photo-add-label{font-size:12px}.content-input{border:1px solid var(--border-dim);resize:vertical;background:var(--bg-card);width:100%;color:var(--text);border-radius:10px;outline:none;padding:14px;font-family:inherit;font-size:16px;line-height:1.6;transition:border-color .2s}.content-input:focus{border-color:var(--accent)}.submit-btn{background:var(--accent);color:#000;cursor:pointer;border:none;border-radius:12px;width:100%;padding:16px;font-size:17px;font-weight:700;transition:opacity .2s}.submit-btn:active,.submit-btn:hover{opacity:.85}.submit-btn:disabled{opacity:.4}.form-message{text-align:center;color:var(--accent);border:1px solid var(--border-glow);background:#64ffda14;border-radius:8px;margin-bottom:12px;padding:10px;font-size:14px}.form-message.success{color:#34d399;background:#34d3991a;border-color:#34d39933}