:root{--bg:#0d1117;--bg-card:#161b22;--bg-hover:#1c2333;--border:#30363d;--text:#e6edf3;--text-muted:#8b949e;--text-dim:#484f58;--accent:#58a6ff;--accent-hover:#79b8ff;--green:#3fb950;--red:#f85149;--orange:#d29922;--radius:8px;--radius-lg:12px;--shadow:0 2px 8px rgba(0,0,0,0.3);--font-mono:'SF Mono','Fira Code','Cascadia Code',monospace;--transition:0.2s ease}[data-theme="light"]{--bg:#ffffff;--bg-card:#f6f8fa;--bg-hover:#eef1f5;--border:#d0d7de;--text:#1f2328;--text-muted:#656d76;--text-dim:#afb8c1;--shadow:0 2px 8px rgba(0,0,0,0.08)}*{box-sizing:border-box;margin:0;padding:0}html{-webkit-tap-highlight-color:transparent}body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','Noto Sans SC',sans-serif;background:var(--bg);color:var(--text);min-height:100vh;line-height:1.6;transition:background var(--transition),color var(--transition);-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent-hover)}header{border-bottom:1px solid var(--border);background:var(--bg-card);position:sticky;top:0;z-index:100;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}nav{max-width:1100px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:12px 24px}.nav-brand{display:flex;align-items:center;gap:10px;font-size:1.25rem}.logo{font-size:1.5rem}.nav-links{display:flex;align-items:center;gap:20px}.nav-links a{color:var(--text-muted);font-size:0.9rem;transition:color var(--transition)}.nav-links a:hover{color:var(--text)}.nav-home-link{color:var(--text)}.nav-home-link:hover{color:var(--accent-hover)}.nav-current{color:var(--accent) !important}.btn-icon{background:none;border:1px solid var(--border);color:var(--text-muted);cursor:pointer;padding:6px;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;transition:all var(--transition)}.btn-icon:hover{color:var(--text);border-color:var(--text-muted)}main{max-width:900px;margin:0 auto;padding:32px 24px 60px}.hero{text-align:center;margin-bottom:28px}.hero h1{font-size:2.25rem;font-weight:800;background:linear-gradient(135deg,var(--accent),#a371f7);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:8px}.subtitle{color:var(--text-muted);font-size:1.05rem}.upload-section{margin-bottom:16px}.upload-area{border:2px dashed var(--border);border-radius:var(--radius-lg);padding:40px 24px;text-align:center;cursor:pointer;transition:all var(--transition);background:var(--bg-card);position:relative}.upload-area:hover,.upload-area.drag-over{border-color:var(--accent);background:var(--bg-hover)}.upload-area.drag-over{border-style:solid;box-shadow:0 0 0 4px rgba(88,166,255,0.15)}.upload-label{display:flex;flex-direction:column;align-items:center;gap:10px;pointer-events:none}.upload-icon{color:var(--text-dim);transition:color var(--transition)}.upload-area:hover .upload-icon{color:var(--accent)}.upload-text{font-size:1.05rem;color:var(--text-muted)}.upload-text kbd{background:var(--bg-hover);border:1px solid var(--border);padding:2px 8px;border-radius:4px;font-family:var(--font-mono);font-size:0.85rem;color:var(--text)}.upload-hint{font-size:0.85rem;color:var(--text-dim)}.upload-status{margin-top:10px;display:flex;align-items:center;gap:12px}.progress-bar{flex:1;height:4px;background:var(--border);border-radius:2px;overflow:hidden}.progress-fill{height:100%;background:var(--accent);border-radius:2px;transition:width 0.3s ease;width:0%}.progress-text{color:var(--text-muted);font-size:0.85rem;white-space:nowrap}.options{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:20px;padding:14px 16px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);align-items:center}.option-group{display:flex;align-items:center;gap:8px;font-size:0.88rem;color:var(--text-muted)}.option-group label{cursor:pointer;display:flex;align-items:center;gap:6px}.option-group select{background:var(--bg);color:var(--text);border:1px solid var(--border);border-radius:var(--radius);padding:6px 10px;font-size:0.88rem;cursor:pointer;transition:border-color var(--transition)}.option-group select:focus{outline:none;border-color:var(--accent)}.option-group input[type="password"]{background:var(--bg);color:var(--text);border:1px solid var(--border);border-radius:var(--radius);padding:6px 10px;font-size:0.88rem;width:150px;transition:border-color var(--transition)}.option-group input[type="password"]:focus{outline:none;border-color:var(--accent)}.option-group input[type="checkbox"]{accent-color:var(--accent);cursor:pointer}.results{margin-top:20px}.results h2{font-size:1.1rem;margin-bottom:12px;color:var(--text-muted);font-weight:600}.result-card{display:flex;gap:14px;align-items:flex-start;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:14px;margin-bottom:10px;transition:all var(--transition)}.result-card:hover{border-color:var(--text-dim)}.result-thumb{width:80px;height:60px;min-width:80px;border-radius:6px;object-fit:cover;flex-shrink:0;background:var(--bg);border:1px solid var(--border)}.result-info{flex:1;display:flex;flex-direction:column;gap:6px;min-width:0}.result-name{font-weight:600;font-size:0.9rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.result-meta{display:flex;flex-wrap:wrap;gap:10px;font-size:0.78rem;color:var(--text-muted)}.result-meta span{display:flex;align-items:center;gap:4px}.result-links{display:flex;flex-wrap:wrap;gap:5px}.result-links button{font-size:0.75rem;font-family:var(--font-mono);background:var(--bg);color:var(--text);border:1px solid var(--border);border-radius:4px;padding:3px 9px;cursor:pointer;transition:all var(--transition);white-space:nowrap}.result-links button:hover{border-color:var(--accent);color:var(--accent)}.result-links button.copy-btn{background:var(--accent);color:#fff;border-color:var(--accent)}.shortcuts{display:flex;gap:20px;justify-content:center;margin:28px 0;flex-wrap:wrap}.shortcut-item{display:flex;align-items:center;gap:6px;font-size:0.83rem;color:var(--text-muted)}.shortcut-item kbd{background:var(--bg-card);border:1px solid var(--border);padding:3px 9px;border-radius:4px;font-family:var(--font-mono);font-size:0.78rem;color:var(--text)}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:28px 0 0}.stats--views{grid-template-columns:repeat(3,1fr);margin-top:12px}.stat{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:18px 12px;text-align:center;transition:border-color var(--transition)}.stat:hover{border-color:var(--accent)}.stat-value{display:block;font-size:1.4rem;font-weight:800;color:var(--accent)}.stat-label{font-size:0.8rem;color:var(--text-muted);margin-top:3px}footer{text-align:center;padding:20px;color:var(--text-dim);font-size:0.83rem;border-top:1px solid var(--border)}.history-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.history-card{padding:10px 14px;gap:10px}.gallery-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;flex-wrap:wrap;gap:12px}.gallery-header h2{display:flex;align-items:center;gap:8px;font-size:1.2rem}.gallery-header h2 .count{font-size:0.85rem;color:var(--text-muted);font-weight:400}.gallery-search{display:flex;gap:8px}.gallery-search input{background:var(--bg);color:var(--text);border:1px solid var(--border);border-radius:var(--radius);padding:8px 12px;font-size:0.88rem;width:200px;transition:border-color var(--transition)}.gallery-search input:focus{outline:none;border-color:var(--accent)}.gallery-search button{background:var(--accent);color:#fff;border:none;border-radius:var(--radius);padding:8px 16px;cursor:pointer;font-size:0.88rem;transition:background var(--transition)}.gallery-search button:hover{background:var(--accent-hover)}.gallery-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:10px}.gallery-item{position:relative;border-radius:var(--radius);overflow:hidden;background:var(--bg-card);border:1px solid var(--border);transition:transform var(--transition),border-color var(--transition);aspect-ratio:4/3}.gallery-item:hover{transform:translateY(-2px);border-color:var(--accent)}.gallery-item img{width:100%;height:100%;object-fit:cover}.gallery-item .overlay{position:absolute;bottom:0;left:0;right:0;background:linear-gradient(transparent,rgba(0,0,0,0.7));padding:6px 10px;display:flex;align-items:center;justify-content:space-between;opacity:0;transition:opacity var(--transition)}.gallery-item:hover .overlay{opacity:1}.overlay .img-name{font-size:0.72rem;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100px}.overlay .img-views{font-size:0.68rem;color:rgba(255,255,255,0.7)}.pagination{display:flex;justify-content:center;gap:6px;margin-top:24px;flex-wrap:wrap}.pagination a,.pagination span{padding:6px 12px;border:1px solid var(--border);border-radius:var(--radius);font-size:0.85rem;color:var(--text-muted);transition:all var(--transition)}.pagination a:hover{border-color:var(--accent);color:var(--accent)}.pagination .current{background:var(--accent);color:#fff;border-color:var(--accent)}.pagination .disabled{opacity:0.4;pointer-events:none}.gallery-empty{text-align:center;padding:60px 0;color:var(--text-muted)}.gallery-empty-icon{font-size:3rem;margin-bottom:12px}.view-container{max-width:900px;margin:0 auto;padding:28px 20px}.view-image-wrap{text-align:center;margin-bottom:20px}.view-image-wrap img{max-width:100%;max-height:70vh;border-radius:var(--radius-lg);box-shadow:var(--shadow)}.view-info{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-bottom:18px;color:var(--text-muted);font-size:0.88rem}.view-info span{display:flex;align-items:center;gap:4px}.view-actions{display:flex;gap:8px;justify-content:center;flex-wrap:wrap}.view-actions button{background:var(--bg-card);color:var(--text);border:1px solid var(--border);border-radius:var(--radius);padding:8px 16px;cursor:pointer;font-size:0.88rem;transition:all var(--transition)}.view-actions button:hover{border-color:var(--accent);color:var(--accent)}.view-actions button.primary{background:var(--accent);color:#fff;border-color:var(--accent)}.view-actions a.view-actions-btn{background:var(--bg-card);color:var(--text);border:1px solid var(--border);border-radius:var(--radius);padding:8px 16px;font-size:0.88rem;text-decoration:none;display:inline-flex;align-items:center;transition:all var(--transition)}.view-actions a.view-actions-btn:hover{border-color:var(--accent);color:var(--accent)}.password-page{max-width:380px;margin:50px auto;text-align:center;padding:36px 24px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg)}.password-page h2{margin-bottom:8px;font-size:1.2rem}.password-page p{color:var(--text-muted);margin-bottom:18px;font-size:0.9rem}.password-page input[type="password"],.password-page input[type="text"]{width:100%;background:var(--bg);color:var(--text);border:1px solid var(--border);border-radius:var(--radius);padding:10px 14px;font-size:1rem;margin-bottom:12px;text-align:center;transition:border-color var(--transition)}.password-page input:focus{outline:none;border-color:var(--accent)}.password-page button{width:100%;background:var(--accent);color:#fff;border:none;border-radius:var(--radius);padding:10px;font-size:1rem;cursor:pointer;transition:background var(--transition)}.password-page button:hover{background:var(--accent-hover)}.api-docs{max-width:900px;margin:0 auto;padding:28px 20px}.api-docs h1{font-size:1.8rem;margin-bottom:8px}.api-docs h2{font-size:1.2rem;margin:28px 0 10px;padding-bottom:8px;border-bottom:1px solid var(--border)}.api-docs h3{font-size:1rem;margin:18px 0 8px;color:var(--accent)}.api-docs p{color:var(--text-muted);margin-bottom:10px}.api-docs code{background:var(--bg-hover);padding:2px 6px;border-radius:4px;font-family:var(--font-mono);font-size:0.88em}.api-docs pre{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:14px;overflow-x:auto;margin:10px 0;font-family:var(--font-mono);font-size:0.83rem;line-height:1.5}.endpoint{display:flex;align-items:center;gap:10px;margin:10px 0;font-family:var(--font-mono)}.endpoint .method{padding:2px 8px;border-radius:4px;font-size:0.78rem;font-weight:700;text-transform:uppercase}.method.post{background:rgba(63,185,80,0.2);color:var(--green)}.method.get{background:rgba(88,166,255,0.2);color:var(--accent)}.method.delete{background:rgba(248,81,73,0.2);color:var(--red)}.endpoint .path{font-size:0.88rem}.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:var(--green);color:#fff;padding:10px 18px;border-radius:var(--radius);font-size:0.85rem;box-shadow:var(--shadow);z-index:1000;animation:slideUp 0.3s ease;white-space:nowrap}.toast.error{background:var(--red)}@keyframes slideUp{from{transform:translateX(-50%) translateY(16px);opacity:0}to{transform:translateX(-50%) translateY(0);opacity:1}}@media (max-width:640px){main{padding:20px 14px 40px}nav{padding:10px 14px}.nav-brand{font-size:1.1rem}.nav-links{gap:12px}.nav-links a{font-size:0.82rem}.hero{margin-bottom:20px}.hero h1{font-size:1.5rem}.subtitle{font-size:0.9rem}.upload-area{padding:28px 16px}.upload-icon{width:40px;height:40px}.upload-text{font-size:0.9rem}.upload-text kbd{font-size:0.78rem;padding:1px 6px}.upload-hint{font-size:0.78rem}.options{flex-direction:column;align-items:stretch;gap:10px;padding:12px 14px}.option-group select{flex:1}.option-group input[type="password"]{width:100%}.result-card{flex-direction:row;padding:10px 12px;gap:10px}.result-thumb{width:60px;height:45px;min-width:60px;border-radius:5px}.result-name{font-size:0.82rem}.result-meta{font-size:0.72rem;gap:8px}.result-links button{font-size:0.7rem;padding:3px 7px}.shortcuts{gap:12px;margin:20px 0}.shortcut-item{font-size:0.75rem}.shortcut-item kbd{font-size:0.72rem;padding:2px 7px}.stats{grid-template-columns:repeat(2,1fr);gap:8px}.stats--views{grid-template-columns:repeat(2,1fr) !important}.stat{padding:14px 8px}.stat-value{font-size:1.2rem}.stat-label{font-size:0.72rem}.gallery-header{flex-direction:column;align-items:stretch}.gallery-header h2{font-size:1.05rem}.gallery-search{width:100%}.gallery-search input{flex:1;width:auto}.gallery-grid{grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:8px}.view-container{padding:16px 12px}.view-info{gap:10px;font-size:0.8rem}.view-actions button{padding:6px 12px;font-size:0.82rem}.password-page{margin:30px auto;padding:28px 18px}.api-docs{padding:20px 12px}.api-docs pre{padding:10px;font-size:0.78rem}.toast{left:12px;right:12px;transform:none;text-align:center}@keyframes slideUp{from{transform:translateY(16px);opacity:0}to{transform:translateY(0);opacity:1}}footer{padding:16px 12px;font-size:0.78rem}}@media (min-width:641px) and (max-width:900px){main{padding:24px 18px 48px}.upload-area{padding:34px 20px}.result-card{padding:12px 14px}}