:root{--bg-body: #080b14;--bg-primary: #0c1021;--bg-secondary: #111630;--bg-card: rgba(17, 22, 48, .7);--bg-card-solid: #131837;--bg-card-hover: rgba(26, 33, 68, .8);--bg-input: rgba(8, 11, 24, .6);--bg-glass: rgba(17, 22, 48, .45);--bg-overlay: rgba(0, 0, 0, .7);--text-primary: #e8ecf4;--text-secondary: #8b95b0;--text-muted: #505a74;--text-inverse: #0c1021;--accent-blue: #5b9aff;--accent-blue-bright: #78b0ff;--accent-blue-dim: rgba(91, 154, 255, .12);--accent-green: #2dd4a8;--accent-green-dim: rgba(45, 212, 168, .12);--accent-purple: #a67cff;--accent-purple-dim: rgba(166, 124, 255, .12);--accent-orange: #f59e47;--accent-orange-dim: rgba(245, 158, 71, .12);--accent-red: #ff6b6b;--accent-red-dim: rgba(255, 107, 107, .12);--accent-cyan: #38d9f5;--accent-cyan-dim: rgba(56, 217, 245, .12);--accent-pink: #f472b6;--accent-pink-dim: rgba(244, 114, 182, .12);--accent-yellow: #fbbf24;--accent-yellow-dim: rgba(251, 191, 36, .12);--gradient-brand: linear-gradient(135deg, #5b9aff 0%, #a67cff 50%, #f472b6 100%);--gradient-card-border: linear-gradient(135deg, rgba(91, 154, 255, .3), rgba(166, 124, 255, .1), transparent);--gradient-hero: radial-gradient(ellipse at 50% 0%, rgba(91, 154, 255, .08) 0%, transparent 60%);--border-color: rgba(91, 154, 255, .1);--border-subtle: rgba(255, 255, 255, .04);--border-active: var(--accent-blue);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .4);--shadow-md: 0 4px 16px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 40px rgba(0, 0, 0, .5);--shadow-glow-blue: 0 0 30px rgba(91, 154, 255, .12);--shadow-glow-purple: 0 0 30px rgba(166, 124, 255, .1);--shadow-inner: inset 0 1px 0 rgba(255, 255, 255, .03);--radius-xs: 4px;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px;--radius-full: 100px;--font-sans: "Inter", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", "Fira Code", "Consolas", monospace;--ease-out-expo: cubic-bezier(.16, 1, .3, 1);--transition-fast: .15s var(--ease-out-expo);--transition-normal: .28s var(--ease-out-expo);--transition-slow: .45s var(--ease-out-expo)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:15px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;scroll-behavior:smooth}body{font-family:var(--font-sans);background:var(--bg-body);color:var(--text-primary);line-height:1.6;min-height:100vh;overflow-x:hidden}#app{min-height:100vh;display:flex;flex-direction:column;position:relative}#app:before{content:"";position:fixed;top:-200px;left:50%;transform:translate(-50%);width:800px;height:600px;background:radial-gradient(ellipse,rgba(91,154,255,.06) 0%,transparent 70%);pointer-events:none;z-index:0}h1,h2,h3,h4{font-weight:600;line-height:1.3;letter-spacing:-.02em;color:var(--text-primary)}h1{font-size:2rem}h2{font-size:1.5rem}h3{font-size:1.15rem}h4{font-size:.95rem}.navbar{display:flex;align-items:center;justify-content:space-between;padding:0 2rem;height:58px;background:#0c1021bf;border-bottom:1px solid var(--border-color);position:sticky;top:0;z-index:100;backdrop-filter:blur(20px) saturate(1.4);-webkit-backdrop-filter:blur(20px) saturate(1.4)}.navbar-brand{display:flex;align-items:center;gap:10px;font-size:1.05rem;font-weight:700;color:var(--text-primary);text-decoration:none;cursor:pointer;transition:opacity var(--transition-fast)}.navbar-brand:hover{opacity:.85}.navbar-brand .logo-icon{width:30px;height:30px;background:var(--gradient-brand);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:15px;box-shadow:0 2px 12px #5b9aff4d}.navbar-version{font-size:.7rem;color:var(--text-muted);background:#5b9aff14;border:1px solid var(--border-color);padding:3px 10px;border-radius:var(--radius-full);letter-spacing:.02em}.page{flex:1;padding:2rem;max-width:1400px;margin:0 auto;width:100%;position:relative;z-index:1;animation:pageEnter .4s var(--ease-out-expo)}@keyframes pageEnter{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.page-header{margin-bottom:1.75rem}.page-header h2{display:flex;align-items:center;gap:10px}.page-header .subtitle{color:var(--text-secondary);font-size:.88rem;margin-top:4px}.back-btn{display:inline-flex;align-items:center;gap:6px;color:var(--text-secondary);font-size:.82rem;cursor:pointer;margin-bottom:14px;transition:all var(--transition-fast);background:none;border:none;font-family:inherit;padding:4px 0}.back-btn:hover{color:var(--accent-blue-bright);gap:8px}.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:1.5rem;position:relative;transition:all var(--transition-normal);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);box-shadow:var(--shadow-inner)}.card-clickable{cursor:pointer;overflow:hidden}.card-clickable:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;border-radius:inherit;background:radial-gradient(400px circle at var(--mouse-x, 50%) var(--mouse-y, 50%),rgba(91,154,255,.06),transparent 60%);opacity:0;transition:opacity var(--transition-normal);pointer-events:none}.card-clickable:hover:before{opacity:1}.card-clickable:hover{border-color:#5b9aff40;box-shadow:var(--shadow-glow-blue);transform:translateY(-3px)}.card-title{font-size:1.05rem;font-weight:600;margin-bottom:6px;letter-spacing:-.01em}.card-desc{color:var(--text-secondary);font-size:.82rem;line-height:1.55}.card-icon{width:46px;height:46px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-size:21px;margin-bottom:14px;flex-shrink:0;position:relative}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1rem}.card-grid .card{animation:cardEnter .5s var(--ease-out-expo) backwards}.card-grid .card:nth-child(1){animation-delay:.05s}.card-grid .card:nth-child(2){animation-delay:.1s}.card-grid .card:nth-child(3){animation-delay:.15s}.card-grid .card:nth-child(4){animation-delay:.2s}.card-grid .card:nth-child(5){animation-delay:.25s}.card-grid .card:nth-child(6){animation-delay:.3s}.card-grid .card:nth-child(7){animation-delay:.35s}@keyframes cardEnter{0%{opacity:0;transform:translateY(16px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}.section{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:1.25rem 1.5rem;margin-bottom:.875rem;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);box-shadow:var(--shadow-inner);position:relative}.section-title{font-size:.92rem;font-weight:600;margin-bottom:1rem;display:flex;align-items:center;gap:10px;color:var(--text-primary);letter-spacing:-.01em}.section-title .step-badge{display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;border-radius:50%;background:var(--gradient-brand);color:#fff;font-size:.72rem;font-weight:700;flex-shrink:0;box-shadow:0 2px 8px #5b9aff40}.form-group{margin-bottom:.85rem}.form-label{display:block;font-size:.78rem;font-weight:500;color:var(--text-secondary);margin-bottom:6px;letter-spacing:.01em}.form-input,.form-select{width:100%;padding:9px 14px;background:var(--bg-input);border:1px solid var(--border-color);border-radius:var(--radius-sm);color:var(--text-primary);font-family:inherit;font-size:.85rem;transition:all var(--transition-fast);outline:none;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.form-input:focus,.form-select:focus{border-color:var(--accent-blue);box-shadow:0 0 0 3px var(--accent-blue-dim),0 0 20px #5b9aff14;background:#080b18cc}.form-input::placeholder{color:var(--text-muted)}.form-input-sm{padding:7px 10px;font-size:.8rem}.form-row{display:flex;gap:12px;align-items:flex-end}.form-row>*{flex:1}textarea.form-input{resize:vertical;min-height:80px;font-family:var(--font-mono);font-size:.8rem}.form-select{-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238b95b0' d='M6 8.5L1 3.5h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:32px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:9px 20px;border:1px solid transparent;border-radius:var(--radius-sm);font-family:inherit;font-size:.84rem;font-weight:500;cursor:pointer;transition:all var(--transition-fast);white-space:nowrap;text-decoration:none;letter-spacing:.01em;position:relative}.btn:disabled{opacity:.4;cursor:not-allowed}.btn-primary{background:var(--accent-blue);color:#fff;box-shadow:0 2px 12px #5b9aff33}.btn-primary:hover:not(:disabled){background:var(--accent-blue-bright);box-shadow:0 4px 20px #5b9aff59;transform:translateY(-1px)}.btn-secondary{background:#5b9aff1a;color:var(--accent-blue-bright);border-color:#5b9aff33}.btn-secondary:hover:not(:disabled){background:#5b9aff2e;border-color:#5b9aff59}.btn-success{background:var(--accent-green);color:var(--text-inverse);box-shadow:0 2px 12px #2dd4a833}.btn-success:hover:not(:disabled){box-shadow:0 4px 20px #2dd4a859;transform:translateY(-1px)}.btn-danger{background:var(--accent-red);color:#fff}.btn-danger:hover:not(:disabled){box-shadow:0 4px 20px #ff6b6b4d}.btn-ghost{background:transparent;color:var(--text-secondary);border:1px solid var(--border-color)}.btn-ghost:hover:not(:disabled){color:var(--text-primary);background:#5b9aff0f;border-color:#5b9aff33}.btn-sm{padding:6px 14px;font-size:.78rem}.btn-lg{padding:11px 30px;font-size:.92rem;font-weight:600}.btn-block{width:100%}.btn-group{display:flex;gap:8px;flex-wrap:wrap}.file-selector{display:flex;align-items:center;gap:10px}.file-selector .file-name{flex:1;padding:9px 14px;background:var(--bg-input);border:1px solid var(--border-color);border-radius:var(--radius-sm);color:var(--text-muted);font-size:.84rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-height:38px;display:flex;align-items:center;transition:all var(--transition-fast);font-style:italic}.file-selector .file-name.has-file{color:var(--text-primary);border-color:#2dd4a84d;font-style:normal}.file-input-hidden{display:none}.file-list{list-style:none;margin-top:8px}.file-list-item{display:flex;align-items:center;gap:10px;padding:10px 14px;background:var(--bg-input);border:1px solid var(--border-color);border-radius:var(--radius-sm);margin-bottom:6px;font-size:.84rem;transition:border-color var(--transition-fast)}.file-list-item:hover{border-color:#5b9aff33}.file-list-item .name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-family:var(--font-mono);font-size:.8rem}.file-list-item .status{font-size:.72rem;padding:2px 10px;border-radius:var(--radius-full);font-weight:500}.file-list-item .status-loaded{background:var(--accent-green-dim);color:var(--accent-green)}.file-list-item .status-error{background:var(--accent-red-dim);color:var(--accent-red)}.file-list-item .remove-btn{background:none;border:none;color:var(--text-muted);cursor:pointer;font-size:.9rem;padding:2px 6px;border-radius:var(--radius-xs);transition:all var(--transition-fast)}.file-list-item .remove-btn:hover{color:var(--accent-red);background:var(--accent-red-dim)}.time-range-grid{display:grid;grid-template-columns:130px 1fr 1fr auto;gap:6px 10px;align-items:center}.time-range-grid .scene-label{font-size:.84rem;color:var(--text-secondary);font-weight:500}.progress-container{margin:14px 0}.progress-bar-wrap{width:100%;height:5px;background:#5b9aff14;border-radius:var(--radius-full);overflow:hidden}.progress-bar-fill{height:100%;background:var(--gradient-brand);border-radius:var(--radius-full);transition:width var(--transition-normal);width:0%;position:relative}.progress-bar-fill:after{content:"";position:absolute;top:0;right:0;bottom:0;width:40px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3));animation:progressShine 1.5s ease-in-out infinite}@keyframes progressShine{0%,to{opacity:0}50%{opacity:1}}.progress-text{font-size:.75rem;color:var(--text-muted);margin-top:6px;text-align:right;font-family:var(--font-mono)}.result-table{width:100%;border-collapse:separate;border-spacing:0;font-size:.82rem;border-radius:var(--radius-sm);overflow:hidden}.result-table th{text-align:left;padding:10px 14px;background:#5b9aff0f;color:var(--text-secondary);font-weight:600;font-size:.75rem;text-transform:uppercase;letter-spacing:.04em;border-bottom:1px solid var(--border-color);white-space:nowrap}.result-table td{padding:9px 14px;border-bottom:1px solid var(--border-subtle);color:var(--text-primary);transition:background var(--transition-fast)}.result-table tbody tr:hover td{background:#5b9aff0a}.result-table tbody tr:last-child td{border-bottom:none}.result-table .num{font-family:var(--font-mono);text-align:right;font-size:.8rem;letter-spacing:-.01em}.chart-container{width:100%;height:400px;background:#080b1880;border:1px solid var(--border-color);border-radius:var(--radius-md);overflow:hidden}.chart-container-lg{height:550px}.chart-container-sm{height:300px}.column-picker{display:flex;gap:14px;align-items:stretch}.column-picker .col-list{flex:1;background:var(--bg-input);border:1px solid var(--border-color);border-radius:var(--radius-sm);min-height:200px;max-height:300px;overflow-y:auto;padding:4px}.column-picker .col-list-item{padding:7px 12px;cursor:pointer;border-radius:var(--radius-xs);font-size:.82rem;transition:all var(--transition-fast);font-family:var(--font-mono)}.column-picker .col-list-item:hover{background:#5b9aff0f}.column-picker .col-list-item.selected{background:var(--accent-blue-dim);color:var(--accent-blue-bright)}.column-picker .col-actions{display:flex;flex-direction:column;justify-content:center;gap:6px}.toast-container{position:fixed;top:70px;right:20px;z-index:9999;display:flex;flex-direction:column;gap:8px}.toast{padding:12px 20px;border-radius:var(--radius-sm);font-size:.84rem;box-shadow:var(--shadow-lg);animation:toastIn .35s var(--ease-out-expo),toastOut .4s ease 2.6s forwards;max-width:400px;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid;font-weight:500}.toast-success{background:#2dd4a826;color:var(--accent-green);border-color:#2dd4a840}.toast-error{background:#ff6b6b26;color:var(--accent-red);border-color:#ff6b6b40}.toast-info{background:#5b9aff26;color:var(--accent-blue-bright);border-color:#5b9aff40}@keyframes toastIn{0%{transform:translate(80px);opacity:0}to{transform:translate(0);opacity:1}}@keyframes toastOut{0%{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(-8px)}}.divider{height:1px;background:var(--border-color);margin:1rem 0}::-webkit-scrollbar{width:5px;height:5px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#5b9aff26;border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:#5b9aff4d}.footer{padding:1.5rem 2rem;text-align:center;color:var(--text-muted);font-size:.75rem;border-top:1px solid var(--border-color);letter-spacing:.01em;background:#0c102180}.tabs-bar{display:flex;border-bottom:1px solid var(--border-color);margin-bottom:1rem;gap:0}.tab-btn{padding:10px 20px;background:none;border:none;border-bottom:2px solid transparent;margin-bottom:-1px;color:var(--text-muted);font-family:inherit;font-size:.84rem;font-weight:500;cursor:pointer;transition:all var(--transition-fast)}.tab-btn:hover{color:var(--text-secondary)}.tab-btn.active{color:var(--accent-blue-bright);border-bottom-color:var(--accent-blue)}.checkbox-label{display:flex;align-items:center;gap:8px;cursor:pointer;font-size:.84rem;color:var(--text-primary)}.checkbox-label input[type=checkbox],.checkbox-label input[type=radio]{accent-color:var(--accent-blue);width:16px;height:16px}.tag{display:inline-flex;align-items:center;padding:3px 10px;border-radius:var(--radius-full);font-size:.7rem;font-weight:600;letter-spacing:.02em;border:1px solid}.tag-blue{background:var(--accent-blue-dim);color:var(--accent-blue);border-color:#5b9aff26}.tag-green{background:var(--accent-green-dim);color:var(--accent-green);border-color:#2dd4a826}.tag-purple{background:var(--accent-purple-dim);color:var(--accent-purple);border-color:#a67cff26}.tag-orange{background:var(--accent-orange-dim);color:var(--accent-orange);border-color:#f59e4726}.log-area{background:#080b1899;border:1px solid var(--border-color);border-radius:var(--radius-sm);padding:12px 16px;font-family:var(--font-mono);font-size:.76rem;color:var(--text-secondary);max-height:200px;overflow-y:auto;line-height:1.9}.log-area .log-line{white-space:pre-wrap;word-break:break-all}.log-area .log-success{color:var(--accent-green)}.log-area .log-error{color:var(--accent-red)}.log-area .log-info{color:var(--accent-blue-bright)}.hero{text-align:center;padding:2rem 0 2.5rem;position:relative}.hero:before{content:"";position:absolute;top:-100px;left:50%;transform:translate(-50%);width:600px;height:400px;background:radial-gradient(ellipse,rgba(91,154,255,.08) 0%,rgba(166,124,255,.04) 40%,transparent 70%);pointer-events:none}.hero-icon{font-size:3rem;margin-bottom:.75rem;display:block;filter:drop-shadow(0 4px 20px rgba(91,154,255,.3))}.hero h1{font-size:1.75rem;background:var(--gradient-brand);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:.5rem;font-weight:700}.hero .hero-desc{color:var(--text-secondary);font-size:.9rem;max-width:500px;margin:0 auto;line-height:1.6}.hero .tags{margin-top:14px;display:flex;justify-content:center;gap:8px;flex-wrap:wrap}@media(max-width:1024px){.page{padding:1.25rem;max-width:100%}.card-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:.875rem}.chart-container{height:350px}.chart-container-lg{height:450px}}@media(max-width:768px){html{font-size:14px}.page{padding:1rem .75rem;padding-bottom:calc(1rem + env(safe-area-inset-bottom,0px))}.navbar{padding:0 .75rem;height:50px}.navbar-brand{font-size:.92rem;gap:8px}.navbar-brand .logo-icon{width:26px;height:26px;font-size:13px}.navbar-version{font-size:.62rem;padding:2px 8px}.card-grid{grid-template-columns:repeat(2,1fr);gap:.625rem}.card{padding:1rem;border-radius:var(--radius-md)}.card-icon{width:38px;height:38px;font-size:17px;margin-bottom:10px}.card-title{font-size:.92rem}.card-desc{font-size:.75rem}.section{padding:1rem;margin-bottom:.625rem}.section-title{font-size:.86rem}.form-input,.form-select{padding:10px 12px;font-size:16px}.form-input-sm{padding:8px 10px;font-size:14px}.form-row{flex-direction:column;gap:8px}.btn{padding:10px 16px;min-height:44px}.btn-sm{padding:8px 14px;min-height:36px}.btn-lg{padding:12px 24px;width:100%}.btn-group{flex-direction:column}.btn-group .btn{width:100%;justify-content:center}.file-selector{flex-wrap:wrap;gap:8px}.file-selector .file-name{width:100%}.file-selector .btn{flex:1}.time-range-grid{grid-template-columns:1fr 1fr;gap:6px 8px}.time-range-grid .scene-label{grid-column:1 / -1;font-weight:600;color:var(--accent-blue);margin-top:4px;padding-bottom:2px;border-bottom:1px solid var(--border-color)}.column-picker{flex-direction:column;gap:10px}.column-picker .col-actions{flex-direction:row;justify-content:center}.chart-container{height:260px}.chart-container-lg{height:320px}.chart-container-sm{height:200px}.log-area{font-size:.7rem;max-height:150px;padding:8px 10px}.toast-container{top:56px;right:8px;left:8px}.toast{max-width:100%}.tabs-bar{overflow-x:auto;-webkit-overflow-scrolling:touch}.tab-btn{padding:8px 14px;font-size:.8rem;flex-shrink:0}.page-header h2{font-size:1.15rem}h1{font-size:1.4rem}.hero{padding:1.5rem 0 2rem}.hero-icon{font-size:2.5rem}.hero h1{font-size:1.4rem}.hero .hero-desc{font-size:.82rem}.footer{padding:1rem;font-size:.7rem}.checkbox-label{padding:4px 0;min-height:36px}.checkbox-label input[type=checkbox],.checkbox-label input[type=radio]{width:18px;height:18px}.result-table{font-size:.73rem}.result-table th,.result-table td{padding:6px 8px}}@media(max-width:480px){.page{padding:.625rem .5rem}.card-grid{gap:.5rem}.card{padding:.75rem}.card-icon{width:34px;height:34px;font-size:15px}.card-title{font-size:.85rem}.card-desc{font-size:.7rem}.section{padding:.75rem}.chart-container{height:220px}.chart-container-lg{height:270px}}@supports (padding-bottom: env(safe-area-inset-bottom)){.footer{padding-bottom:calc(1rem + env(safe-area-inset-bottom))}}@media(hover:none)and (pointer:coarse){.card-clickable:hover{transform:none;box-shadow:none;border-color:var(--border-color)}.card-clickable:hover:before{opacity:0}.card-clickable:active{background:var(--bg-card-hover);transform:scale(.98);transition:transform .1s ease}.btn:active:not(:disabled){transform:scale(.97);transition:transform .1s ease}.btn-primary:hover:not(:disabled),.btn-success:hover:not(:disabled){transform:none}}