@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";.app-container{display:flex;flex-direction:column;height:100vh;height:100dvh;overflow:hidden;background:var(--bg)}.topbar{background:var(--surface);border-bottom:1px solid var(--border);flex-shrink:0;z-index:10}.topbar-inner{display:flex;align-items:center;gap:16px;padding:0 24px;height:60px;max-width:1280px;margin:0 auto;width:100%}.logo{flex-shrink:0}.search-bar.bento-style{display:flex;align-items:center;gap:10px;background:var(--muted);border:1px solid var(--border);border-radius:var(--radius-md);padding:8px 14px;transition:border-color var(--fast) var(--ease),box-shadow var(--fast) var(--ease)}.search-bar.bento-style:focus-within{border-color:var(--border-focus);box-shadow:0 0 0 3px #7c3aed1a;background:var(--surface)}.topbar-search{flex:1;max-width:480px}.search-icon{color:var(--text-muted);flex-shrink:0}.search-clear{width:20px;height:20px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-full);color:var(--text-muted);flex-shrink:0;transition:background var(--fast) var(--ease),color var(--fast) var(--ease)}.search-clear:hover{background:var(--muted);color:var(--text-primary)}.search-bar input{flex:1;font-size:16px;color:var(--text-primary);min-width:0;outline:none}.search-bar input::placeholder{color:var(--text-muted)}.topbar-nav{display:flex;align-items:center;gap:2px;margin-left:auto}.nav-item{display:flex;align-items:center;gap:7px;padding:8px 14px;border-radius:var(--radius-sm);color:var(--text-secondary);font-size:14px;font-weight:500;transition:background var(--fast) var(--ease),color var(--fast) var(--ease);white-space:nowrap}.nav-item:hover{background:var(--muted);color:var(--text-primary)}.nav-item.active{background:var(--primary-subtle);color:var(--primary)}.location-filter-btn{max-width:190px;overflow:hidden;text-overflow:ellipsis}.topbar-avatar{width:26px;height:26px;border-radius:var(--radius-full);object-fit:cover;border:1.5px solid var(--border)}.mobile-avatar{width:26px;height:26px;border-radius:var(--radius-full);object-fit:cover}.signin-btn{background:var(--primary);color:#fff!important;border-radius:var(--radius-md)!important;padding:7px 14px!important}.signin-btn:hover{background:var(--primary-hover)!important;color:#fff!important}.signout-btn{display:flex;align-items:center;justify-content:center;padding:10px;border-radius:var(--radius-md);font-size:14px;font-weight:500;color:var(--error);background:transparent;border:1px solid var(--error);transition:background var(--fast) var(--ease)}.signout-btn:hover{background:rgba(220,38,38,.06)}.theme-toggle{width:44px;height:44px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);color:var(--text-secondary);flex-shrink:0;transition:background var(--fast) var(--ease),color var(--fast) var(--ease)}.theme-toggle:hover{background:var(--muted);color:var(--text-primary)}.mobile-location-toggle{display:none}.mobile-location-toggle.active{background:var(--primary-subtle);color:var(--primary)}.give-btn{display:flex;align-items:center;gap:7px;padding:9px 18px;background:var(--accent);color:#fff;border-radius:var(--radius-md);font-size:14px;font-weight:600;flex-shrink:0;white-space:nowrap;transition:background var(--fast) var(--ease),box-shadow var(--fast) var(--ease),transform var(--fast) var(--ease);box-shadow:0 1px 3px #16a34a4d}.give-btn:hover{background:var(--accent-hover);box-shadow:0 4px 12px #16a34a4d;transform:translateY(-1px)}.give-btn:active{transform:translateY(0)}[data-theme=dark] .give-btn{background:transparent;border:1.5px solid var(--accent);color:var(--accent);box-shadow:none}[data-theme=dark] .give-btn:hover{background:rgba(74,222,128,.08);box-shadow:0 0 0 3px #4ade8026}.filter-bar{background:var(--surface);border-bottom:1px solid var(--border);flex-shrink:0;z-index:9}.filter-bar-inner{max-width:1280px;margin:0 auto;padding:0 32px;display:flex;align-items:center;gap:4px;position:relative}.filter-arrow{width:32px;height:32px;display:none;align-items:center;justify-content:center;border-radius:var(--radius-full);border:1px solid var(--border);background:var(--surface);color:var(--text-secondary);opacity:0;pointer-events:none;transition:opacity var(--fast) var(--ease),background var(--fast) var(--ease);flex-shrink:0}.filter-arrow.visible{opacity:1;pointer-events:auto}.filter-arrow:hover{background:var(--muted);color:var(--text-primary)}@media (min-width: 769px){.filter-arrow{display:flex}}.main-content{flex:1;overflow-y:auto;overscroll-behavior:contain}.feed{padding:24px 32px 32px;max-width:1280px;margin:0 auto;width:100%;display:flex;flex-direction:column;gap:20px}.filters{display:flex;gap:8px;flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;padding:10px 0}.filters::-webkit-scrollbar{display:none}.filter-tag{display:inline-flex;align-items:center;gap:6px;padding:0 16px;min-height:44px;white-space:nowrap;flex-shrink:0;border-radius:var(--radius-full);border:1px solid var(--border);color:var(--text-secondary);font-size:13px;font-weight:500;background:var(--surface);transition:all var(--fast) var(--ease)}.filter-tag:hover{border-color:var(--primary);color:var(--primary)}.filter-tag.active{background:var(--primary);border-color:var(--primary);color:#fff}.filter-clear{display:inline-flex;align-items:center;gap:5px;padding:0 14px;min-height:44px;white-space:nowrap;flex-shrink:0;border-radius:var(--radius-full);border:1.5px solid var(--primary);color:var(--primary);font-size:13px;font-weight:600;background:var(--primary-subtle);transition:all var(--fast) var(--ease);cursor:pointer}.filter-clear:hover{background:var(--primary);color:#fff}.category-section{display:flex;flex-direction:column;gap:14px;content-visibility:auto;contain-intrinsic-size:360px}.category-title{display:flex;align-items:center;gap:8px;font-size:16px;font-weight:600;color:var(--text-primary);letter-spacing:-.2px;padding-bottom:10px;border-bottom:1px solid var(--border)}.items-grid{display:grid;grid-template-columns:repeat(auto-fill,214px);gap:16px;justify-content:start}.carousel-container{position:relative}.items-carousel{display:flex;gap:16px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;padding:4px 2px 12px;scroll-snap-type:x mandatory;cursor:grab;-webkit-user-select:none;user-select:none}.items-carousel::-webkit-scrollbar{display:none}.items-carousel:active{cursor:grabbing}.carousel-card-wrap{flex-shrink:0;width:214px;scroll-snap-align:start}.carousel-load-more{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;width:100%;height:100%;min-height:220px;border:2px dashed var(--border);border-radius:var(--radius-lg);color:var(--primary);font-size:13px;font-weight:600;background:transparent;cursor:pointer;transition:border-color var(--fast) var(--ease),background var(--fast) var(--ease)}.carousel-load-more:hover:not(:disabled){border-color:var(--primary);background:var(--primary-subtle)}.carousel-load-more:disabled{opacity:.6;cursor:not-allowed}.carousel-load-more span{font-size:13px}.carousel-arrow{position:absolute;top:50%;transform:translateY(-50%);width:36px;height:36px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-full);box-shadow:var(--shadow-md);display:none;align-items:center;justify-content:center;color:var(--text-primary);opacity:0;pointer-events:none;transition:opacity var(--fast) var(--ease),background var(--fast) var(--ease),transform var(--fast) var(--ease);z-index:2}.carousel-arrow.visible{opacity:1;pointer-events:auto}.carousel-arrow:hover{background:var(--muted);transform:translateY(-50%) scale(1.08)}.carousel-arrow-left{left:8px}.carousel-arrow-right{right:8px}@media (min-width: 769px){.carousel-arrow{display:flex}}.item-card{background:var(--surface);border-radius:var(--radius-lg);border:1px solid var(--border);overflow:hidden;display:flex;flex-direction:column;box-shadow:0 2px 8px #00000012;cursor:pointer;touch-action:manipulation;transition:box-shadow var(--normal) var(--ease),transform var(--normal) var(--ease);contain:layout paint style}@media (hover: hover) and (pointer: fine){.item-card:hover{box-shadow:0 8px 24px #0000001c;transform:translateY(-3px)}}.item-card:active{transform:scale(.97);box-shadow:0 1px 4px #00000012}.item-image{height:160px;position:relative;overflow:hidden;background:var(--muted)}.img-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;color:var(--text-muted)}.item-image img{width:100%;height:100%;object-fit:cover;display:block;-webkit-user-select:none;user-select:none;-webkit-user-drag:none;pointer-events:none}.item-time-overlay{display:flex;align-items:center;gap:4px;font-size:11px;font-weight:400;color:var(--text-muted)}.item-info{padding:14px 16px 18px;display:flex;flex-direction:column;gap:6px;flex:1}.item-info h3{font-size:15px;font-weight:600;color:var(--text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.item-meta{display:flex;align-items:center;gap:5px;color:var(--text-muted);font-size:13px;overflow:hidden}.item-meta span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.item-meta svg{flex-shrink:0;color:var(--text-muted)}.item-condition{font-size:12px;font-weight:600;margin-top:auto}.mobile-nav{display:none;position:fixed;bottom:0;left:0;right:0;background:var(--surface);border-top:1px solid var(--border);box-shadow:0 -4px 16px #0000000f;z-index:100;padding-bottom:env(safe-area-inset-bottom)}.mobile-nav-item{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;padding:10px 4px 12px;min-height:56px;color:var(--text-muted);font-size:11px;font-weight:500;transition:color var(--fast) var(--ease)}.mobile-nav-item.active{color:var(--primary)}.mobile-nav-item:hover{color:var(--text-secondary)}.success-toast{position:fixed;bottom:32px;left:50%;transform:translate(-50%);display:flex;align-items:center;gap:10px;padding:14px 20px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);color:var(--text-primary);font-size:14px;font-weight:500;white-space:nowrap;z-index:300;animation:toastIn .3s var(--ease)}.success-toast svg{color:var(--success)}@keyframes toastIn{0%{opacity:0;transform:translate(-50%) translateY(12px)}to{opacity:1;transform:translate(-50%) translateY(0)}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.skeleton{background:linear-gradient(90deg,var(--muted) 25%,var(--border) 50%,var(--muted) 75%);background-size:200% 100%;animation:shimmer 1.4s ease-in-out infinite;border-radius:var(--radius-sm)}.skeleton-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px}.skeleton-card{background:var(--surface);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm)}.skeleton-img{height:160px;border-radius:0}.skeleton-info{padding:12px;display:flex;flex-direction:column;gap:8px}.skeleton-title{height:16px;width:75%}.skeleton-meta{height:13px;width:50%}.skeleton-badge{height:13px;width:35%}@media (max-width: 768px){.skeleton-grid{grid-template-columns:repeat(2,1fr);column-gap:12px;row-gap:20px}}@media (max-width: 768px){.topbar-nav,.give-btn,.logo{display:none}.topbar-search{max-width:none}.topbar-inner{padding:0 12px;gap:8px}.mobile-location-toggle,.mobile-nav{display:flex}.filter-bar-inner{padding:0 16px}.feed{padding:16px 16px calc(72px + env(safe-area-inset-bottom))}.items-grid{grid-template-columns:repeat(2,1fr);column-gap:16px;row-gap:24px}.filter-tag{min-height:44px;display:flex;align-items:center}.ask-btn{min-height:44px}.topbar{padding-top:env(safe-area-inset-top)}}@media (max-width: 420px){.items-grid{grid-template-columns:1fr}}.bookmark-btn{position:absolute;top:8px;right:8px;width:30px;height:30px;border-radius:50%;border:none;background:rgba(255,255,255,.88);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);color:var(--text-muted);display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;transform:scale(.85);transition:opacity .16s ease,transform .16s ease,color .16s ease,background .16s ease;z-index:2;box-shadow:0 1px 4px #00000026}@media (hover: hover) and (pointer: fine){.item-card:hover .bookmark-btn{opacity:1;transform:scale(1)}}@media (hover: none){.bookmark-btn{opacity:1;transform:scale(1)}}.bookmark-btn.saved{opacity:1;transform:scale(1);color:var(--primary);background:rgba(255,255,255,.95)}.bookmark-btn:hover{color:var(--primary);background:#fff;transform:scale(1.1)}[data-theme=dark] .bookmark-btn{background:rgba(30,30,30,.88);color:var(--text-muted)}[data-theme=dark] .bookmark-btn.saved,[data-theme=dark] .bookmark-btn:hover{background:rgba(30,30,30,.95);color:var(--primary)}.saved-badge{position:absolute;top:-6px;right:-8px;min-width:16px;height:16px;padding:0 4px;border-radius:8px;background:var(--primary);color:#fff;font-size:10px;font-weight:700;line-height:16px;text-align:center;pointer-events:none}.nav-item{position:relative}@keyframes spin{to{transform:rotate(360deg)}}.spin{animation:spin .8s linear infinite}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}.error-toast{position:fixed;bottom:32px;left:50%;transform:translate(-50%);display:flex;align-items:center;gap:10px;padding:14px 20px;background:var(--surface);border:1px solid var(--error);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);color:var(--text-primary);font-size:14px;font-weight:500;white-space:nowrap;z-index:300;animation:toastIn .3s var(--ease)}.error-toast svg{color:var(--error)}.pull-refresh-indicator{display:flex;justify-content:center;padding:8px 0;color:var(--primary)}.skeleton-avatar-nav{width:26px;height:26px;border-radius:var(--radius-full);background:linear-gradient(90deg,var(--muted) 25%,var(--border) 50%,var(--muted) 75%);background-size:200% 100%;animation:shimmer 1.4s ease-in-out infinite;flex-shrink:0}.category-count{font-size:11px;font-weight:500;color:var(--text-muted);background:var(--muted);border-radius:var(--radius-full);padding:2px 8px;margin-left:auto;flex-shrink:0}:root{--primary: #7C3AED;--primary-hover: #6D28D9;--primary-subtle: #EDE9FE;--accent: #16A34A;--accent-hover: #15803D;--accent-subtle: #DCFCE7;--bg: #FAFAFA;--surface: #FFFFFF;--surface-raised: #FFFFFF;--muted: #F4F4F5;--text-primary: #18181B;--text-secondary: #52525B;--text-muted: #A1A1AA;--border: #E4E4E7;--border-focus: #7C3AED;--success: #16A34A;--error: #DC2626;--shadow-sm: 0 1px 2px rgba(0,0,0,.05);--shadow-md: 0 4px 12px rgba(0,0,0,.08);--shadow-lg: 0 12px 32px rgba(0,0,0,.12);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px;--radius-full: 999px;--sidebar-w: 256px;--ease: cubic-bezier(.4, 0, .2, 1);--fast: .15s;--normal: .25s;--font: "Inter", system-ui, -apple-system, sans-serif}[data-theme=dark]{--primary: #A78BFA;--primary-hover: #8B5CF6;--primary-subtle: #2E1065;--accent: #4ADE80;--accent-hover: #22C55E;--accent-subtle: #052e16;--bg: #1C1C1F;--surface: #28282C;--surface-raised: #36363B;--muted: #36363B;--text-primary: #F4F4F5;--text-secondary: #A1A1AA;--text-muted: #71717A;--border: #3F3F46;--border-focus: #A78BFA;--success: #4ADE80;--shadow-sm: 0 1px 2px rgba(0,0,0,.3);--shadow-md: 0 4px 12px rgba(0,0,0,.4);--shadow-lg: 0 12px 32px rgba(0,0,0,.5)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%}body{font-family:var(--font);font-size:16px;line-height:1.6;color:var(--text-primary);background:var(--bg);-webkit-font-smoothing:antialiased;overflow:hidden;transition:background .25s,color .25s}button{cursor:pointer;font-family:var(--font);border:none;background:none;touch-action:manipulation}input,select,textarea{font-family:var(--font);border:none;outline:none;background:none}:focus-visible{outline:2px solid var(--border-focus);outline-offset:2px}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}