*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #fff8f0;--surface: #ffffff;--sidebar: #2d1f3d;--sidebar-text: #f5eef8;--sidebar-muted: #b8a4c9;--accent: #ff6b6b;--accent-hover: #ee5a5a;--accent-soft: #ffe8e8;--text: #2d1f3d;--text-muted: #7a6b8a;--border: #ede4f5;--shadow: 0 4px 24px rgba(45, 31, 61, .08);--radius: 14px;--font-display: "ZCOOL KuaiLe", cursive;--font-body: "Noto Sans SC", system-ui, sans-serif}html,body{height:100%}body{font-family:var(--font-body);background:var(--bg);color:var(--text);line-height:1.5}#app{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column}body.no-scroll{overflow:hidden;position:fixed;width:100%}.mobile-header,.sidebar-backdrop{display:none}.sidebar{width:260px;min-width:260px;background:var(--sidebar);color:var(--sidebar-text);display:flex;flex-direction:column;padding:1.5rem 1rem;gap:1rem}.logo{font-family:var(--font-display);font-size:1.6rem;letter-spacing:.02em;padding:0 .5rem .75rem;border-bottom:1px solid rgba(255,255,255,.1)}.logo span{color:var(--accent)}.sidebar-label{font-size:.75rem;text-transform:uppercase;letter-spacing:.08em;color:var(--sidebar-muted);padding:0 .5rem;margin-top:.5rem}.category-list{list-style:none;flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:.25rem}.category-item{display:flex;align-items:center;gap:.5rem;padding:.6rem .75rem;border-radius:10px;cursor:pointer;transition:background .15s;position:relative}.category-item:hover{background:#ffffff14}.category-item.active{background:var(--accent);color:#fff}.category-item .name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:.95rem;cursor:pointer;-webkit-user-select:none;user-select:none}.category-item .name:hover,.editable:hover{text-decoration:underline;text-decoration-style:dotted;text-underline-offset:3px}.page-title.editable{cursor:pointer;-webkit-user-select:none;user-select:none;width:fit-content}.category-item .count{font-size:.75rem;opacity:.7;min-width:1.5rem;text-align:right}.category-actions{display:flex;gap:.2rem;flex-shrink:0}.cat-btn{border:none;border-radius:6px;padding:.15rem .4rem;font-size:.68rem;font-family:inherit;cursor:pointer;background:#ffffff1f;color:inherit;line-height:1.3;white-space:nowrap}.cat-btn:hover{background:#ffffff38}.category-item.active .cat-btn{background:#ffffff40}.category-item.active .cat-btn:hover{background:#ffffff59}.cat-btn-danger:hover{background:#ff505059}.icon-btn{background:none;border:none;cursor:pointer;padding:.2rem .35rem;border-radius:6px;font-size:.85rem;opacity:.8;color:inherit;line-height:1}.icon-btn:hover{opacity:1;background:#ffffff26}.add-category{display:flex;flex-direction:column;gap:.5rem;margin-top:auto}.add-category .btn-primary{width:100%}.add-category input{flex:1;padding:.55rem .75rem;border:none;border-radius:10px;background:#ffffff1a;color:var(--sidebar-text);font-family:inherit;font-size:16px;outline:none}.add-category input::placeholder{color:var(--sidebar-muted)}.add-category input:focus{background:#ffffff26}.btn{padding:.55rem 1rem;border:none;border-radius:10px;font-family:inherit;font-size:.9rem;font-weight:500;cursor:pointer;transition:transform .1s,background .15s}.btn:active{transform:scale(.97)}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-ghost{background:transparent;color:var(--text-muted);border:1px solid var(--border)}.btn-ghost:hover{background:var(--accent-soft);color:var(--accent);border-color:var(--accent-soft)}.btn-danger{background:#fff0f0;color:#c0392b;border:1px solid #fadbd8}.btn-danger:hover{background:#fadbd8}.main{flex:1;display:flex;flex-direction:column;min-width:0;padding:1.5rem 2rem}.main-header{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-bottom:1.5rem;flex-wrap:wrap}.main-header h1{font-family:var(--font-display);font-size:1.75rem;font-weight:400}.main-header .subtitle{font-size:.9rem;color:var(--text-muted);margin-top:.15rem}.header-actions{display:flex;gap:.75rem;align-items:center}.drop-zone{border:2px dashed var(--border);border-radius:var(--radius);padding:2rem;text-align:center;background:var(--surface);margin-bottom:1.5rem;transition:border-color .2s,background .2s;cursor:pointer}.drop-zone.dragover{border-color:var(--accent);background:var(--accent-soft)}.drop-zone-icon{font-size:2.5rem;margin-bottom:.5rem}.drop-zone p{color:var(--text-muted);font-size:.95rem}.drop-zone strong{color:var(--accent)}.drop-zone input,.drop-zone-hint .hint-mobile{display:none}.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:1rem;flex:1;align-content:start}.gallery-empty{grid-column:1 / -1;text-align:center;padding:4rem 2rem;color:var(--text-muted)}.gallery-empty .emoji{font-size:3rem;margin-bottom:.75rem}.card{background:var(--surface);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s;position:relative}@media(hover:hover){.card:hover{transform:translateY(-3px);box-shadow:0 8px 32px #2d1f3d1f}}.card-img-wrap{aspect-ratio:1;overflow:hidden;cursor:pointer;background:#f5f0fa}.card-img-wrap img{width:100%;height:100%;object-fit:cover;display:block}.card-footer{padding:.5rem .65rem;display:flex;align-items:center;justify-content:space-between;gap:.5rem}.card-name{font-size:.78rem;color:var(--text-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1;-webkit-user-select:none;user-select:none}.card-name.editable{cursor:pointer}.card-name.editable:hover{color:var(--text)}.card-actions{display:flex;gap:.25rem}.card-actions .icon-btn{color:var(--text-muted);font-size:1rem}.card-actions .icon-btn:hover{color:var(--accent);background:var(--accent-soft)}.lightbox{position:fixed;top:0;right:0;bottom:0;left:0;background:#2d1f3dd9;display:flex;align-items:center;justify-content:center;z-index:1000;padding:2rem;animation:fadeIn .2s}.lightbox.hidden{display:none}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.lightbox-content{max-width:90vw;max-height:90vh;position:relative}.lightbox-content img{max-width:90vw;max-height:85vh;object-fit:contain;border-radius:var(--radius);box-shadow:0 16px 64px #0006}.lightbox-close{position:absolute;top:-2.5rem;right:0;background:none;border:none;color:#fff;font-size:2rem;cursor:pointer;opacity:.8}.lightbox-close:hover{opacity:1}.lightbox-nav{position:absolute;top:50%;transform:translateY(-50%);background:#ffffff26;border:none;color:#fff;font-size:2rem;width:48px;height:48px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center}.lightbox-nav:hover{background:#ffffff40}.lightbox-prev{left:-4rem}.lightbox-next{right:-4rem}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#2d1f3d80;display:flex;align-items:center;justify-content:center;z-index:900;padding:1rem}.modal-overlay.hidden{display:none}.modal{background:var(--surface);border-radius:var(--radius);padding:1.5rem;width:100%;max-width:400px;box-shadow:0 16px 48px #2d1f3d33}.modal h2{font-size:1.1rem;margin-bottom:1rem}.modal-message{color:var(--text-muted);font-size:.95rem;margin-bottom:1.25rem;line-height:1.6}.modal input,.modal select{width:100%;padding:.65rem .85rem;border:1px solid var(--border);border-radius:10px;font-family:inherit;font-size:16px;margin-bottom:1rem;outline:none}.modal input:focus,.modal select:focus{border-color:var(--accent)}.modal-actions{display:flex;gap:.75rem;justify-content:flex-end}.toast{position:fixed;bottom:1.5rem;left:50%;transform:translate(-50%) translateY(80px);background:var(--sidebar);color:#fff;padding:.65rem 1.25rem;border-radius:999px;font-size:.9rem;z-index:1100;opacity:0;transition:transform .3s,opacity .3s;pointer-events:none}.toast.show{transform:translate(-50%) translateY(0);opacity:1}@media(min-width:769px){#app{flex-direction:row}.mobile-header,.sidebar-backdrop{display:none!important}}@media(max-width:768px){.mobile-header{display:flex;align-items:center;gap:.75rem;padding:.65rem 1rem;padding-top:max(.65rem,env(safe-area-inset-top));background:var(--sidebar);color:var(--sidebar-text);position:sticky;top:0;z-index:700;flex-shrink:0}.mobile-menu-btn{width:44px;height:44px;border:none;border-radius:10px;background:#ffffff1f;color:inherit;font-size:1.35rem;cursor:pointer;flex-shrink:0;-webkit-tap-highlight-color:transparent}.mobile-menu-btn:active{background:#ffffff38}.mobile-header-title{min-width:0;display:flex;flex-direction:column;gap:.1rem}.mobile-logo{font-family:var(--font-display);font-size:1rem;line-height:1.2}.mobile-category{font-size:.8rem;color:var(--sidebar-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sidebar-backdrop{display:none;position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;z-index:750}#app.sidebar-open .sidebar-backdrop{display:block}.sidebar{position:fixed;top:0;left:0;bottom:0;width:min(88vw,300px);min-width:unset;max-height:none;z-index:800;transform:translate(-100%);transition:transform .25s ease;padding-top:max(1rem,env(safe-area-inset-top));padding-bottom:max(1rem,env(safe-area-inset-bottom));box-shadow:4px 0 24px #0003}#app.sidebar-open .sidebar{transform:translate(0)}.sidebar .logo{display:none}.main{flex:1;padding:1rem;padding-bottom:max(1rem,env(safe-area-inset-bottom));min-height:0}.main-header{margin-bottom:1rem}.main-header h1{font-size:1.35rem}.main-header .subtitle{font-size:.8rem}.drop-zone{padding:1.25rem 1rem;margin-bottom:1rem}.drop-zone-icon{font-size:2rem}.drop-zone-hint .hint-desktop{display:none}.drop-zone-hint .hint-mobile{display:inline}.gallery{grid-template-columns:repeat(2,1fr);gap:.65rem}.gallery-empty{padding:2.5rem 1rem}.card-footer{padding:.45rem .5rem}.card-actions .icon-btn{min-width:36px;min-height:36px;font-size:1.1rem;display:flex;align-items:center;justify-content:center}.cat-btn{min-height:32px;padding:.25rem .5rem;font-size:.72rem}.category-item{padding:.75rem;min-height:48px}.btn{min-height:44px}.lightbox{padding:0;padding-top:env(safe-area-inset-top);padding-bottom:env(safe-area-inset-bottom)}.lightbox-content{width:100%;height:100%;max-width:none;max-height:none;display:flex;align-items:center;justify-content:center;padding:3.5rem .5rem 4rem}.lightbox-content img{max-width:100%;max-height:100%;border-radius:8px}.lightbox-close{position:fixed;top:max(.75rem,env(safe-area-inset-top));right:.75rem;width:44px;height:44px;background:#ffffff26;border-radius:50%;display:flex;align-items:center;justify-content:center;z-index:1001}.lightbox-nav{position:fixed;top:auto;bottom:max(1rem,env(safe-area-inset-bottom));transform:none;width:52px;height:52px}.lightbox-prev{left:1rem}.lightbox-next{right:1rem}.modal-overlay{align-items:flex-end;padding:0}.modal{border-radius:var(--radius) var(--radius) 0 0;max-width:none;padding:1.25rem;padding-bottom:max(1.25rem,env(safe-area-inset-bottom))}.modal-actions{flex-direction:column-reverse}.modal-actions .btn{width:100%}.toast{bottom:max(1.5rem,env(safe-area-inset-bottom));max-width:calc(100vw - 2rem);text-align:center}}@media(max-width:380px){.gallery{grid-template-columns:repeat(2,1fr);gap:.5rem}}