:root{color-scheme:light;--bg:#f8fafc;--surface:#fff;--surface-2:#f1f5f9;--ink:#0f172a;--ink-2:#475569;--ink-3:#64748b;--border:#cbd5e1;--border-soft:#e2e8f0;--primary:#4338ca;--primary-hover:#3730a3;--primary-soft:#eef2ff;--focus:#4f46e5;--success:#166534;--success-soft:#f0fdf4;--error:#991b1b;--error-soft:#fef2f2;--warning:#92400e;--warning-soft:#fffbeb;--radius-card:16px;--radius-control:11px;--shadow-sm:0 1px 2px #0f172a0d;--shadow-md:0 12px 32px -18px #0f172a59;--max-content:1120px;--max-tool:780px;--font:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{background:var(--bg);color:var(--ink);font-family:var(--font);text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;margin:0;font-size:16px;line-height:1.6}body:before{content:"";pointer-events:none;z-index:-1;background:radial-gradient(60% 120% at 50% 0,#4338ca17,#0000 70%),radial-gradient(40% 80% at 85% 0,#0ea5e90f,#0000 70%);height:420px;position:fixed;inset:0 0 auto}h1,h2,h3{letter-spacing:-.02em;margin:0 0 .5rem;font-weight:650;line-height:1.2}h1{font-size:clamp(1.75rem,1.2rem + 2.2vw,2.5rem)}h2{font-size:clamp(1.25rem,1.05rem + .8vw,1.6rem)}h3{font-size:1.08rem}p{margin:0 0 1rem}a{color:var(--primary);text-underline-offset:2px}a:hover{color:var(--primary-hover)}img{max-width:100%}:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:6px}.visually-hidden{clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;position:absolute!important}.skip-link{z-index:100;background:var(--primary);color:#fff;border-radius:10px;padding:10px 16px;text-decoration:none;transition:top .12s;position:absolute;top:-60px;left:12px}.skip-link:focus{color:#fff;top:12px}.container{width:100%;max-width:var(--max-content);margin-inline:auto;padding-inline:20px}.site-header{border-bottom:1px solid var(--border-soft);backdrop-filter:blur(8px);background:#f8fafcdb}.site-header .container{flex-wrap:wrap;align-items:center;gap:8px 20px;min-height:64px;padding-block:10px;display:flex}.brand{letter-spacing:-.03em;color:var(--ink);align-items:baseline;gap:1px;font-size:1.16rem;font-weight:700;text-decoration:none;display:inline-flex}.brand:hover{color:var(--ink)}.brand .brand-mark{color:var(--primary);letter-spacing:-.06em;font-weight:800}.site-nav{flex-wrap:wrap;gap:4px 16px;margin-left:auto;font-size:.925rem;display:flex}.site-nav a{color:var(--ink-2);border-bottom:2px solid #0000;padding:6px 2px;text-decoration:none}.site-nav a:hover{color:var(--ink)}.site-nav a[aria-current=page]{color:var(--primary);border-bottom-color:var(--primary);font-weight:600}main{padding-bottom:56px;display:block}.page-head{max-width:var(--max-tool);margin-bottom:20px;padding-top:clamp(24px,5vw,48px)}.eyebrow{background:var(--primary-soft);color:var(--primary-hover);letter-spacing:.02em;border-radius:999px;margin:0 0 12px;padding:4px 10px;font-size:.78rem;font-weight:600;display:inline-block}.lede{color:var(--ink-2);max-width:62ch;margin:0;font-size:1.05rem}.tool-card{max-width:var(--max-tool);background:var(--surface);border:1px solid var(--border-soft);border-radius:var(--radius-card);box-shadow:var(--shadow-md);margin-bottom:28px;padding:clamp(16px,3vw,28px)}.tool-card>:first-child{margin-top:0}.tool-card>:last-child{margin-bottom:0}.panel{max-width:var(--max-tool)}.dropzone{border:2px dashed var(--border);border-radius:var(--radius-card);background:linear-gradient(180deg, var(--surface-2), var(--surface));transition:border-color .14s,background-color .14s;position:relative}.dropzone-inner{text-align:center;cursor:pointer;border-radius:var(--radius-card);flex-direction:column;justify-content:center;align-items:center;gap:4px;min-height:172px;padding:24px 18px;display:flex}.dropzone:hover,.dropzone.is-over{border-color:var(--primary);background:var(--primary-soft)}.dropzone:focus-within{outline:3px solid var(--focus);outline-offset:2px}.dropzone-title{color:var(--ink);font-weight:650}.dropzone-hint{color:var(--ink-3);max-width:46ch;font-size:.875rem}.dropzone-icon{background:var(--surface);border:1px solid var(--border-soft);width:42px;height:42px;color:var(--primary);border-radius:12px;place-items:center;margin-bottom:6px;display:grid}.field{gap:6px;min-width:0;display:grid}.field>label,.field-label{color:var(--ink);font-size:.9rem;font-weight:600}.field-hint{color:var(--ink-3);margin:0;font-size:.82rem}input[type=text],input[type=number],input[type=date],input[type=url],select,textarea{border:1px solid var(--border);border-radius:var(--radius-control);background:var(--surface);width:100%;min-height:44px;color:var(--ink);font:inherit;padding:10px 12px;font-size:1rem}textarea{resize:vertical;min-height:96px}input[type=color]{border:1px solid var(--border);background:var(--surface);border-radius:10px;width:56px;min-height:44px;padding:4px}input[type=range]{width:100%;min-height:32px;accent-color:var(--primary)}input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--focus);outline-offset:1px;border-color:var(--primary)}.grid{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;display:grid}.grid-tight{grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;display:grid}.inline{flex-wrap:wrap;align-items:center;gap:10px 14px;display:flex}.check{align-items:center;gap:8px;min-height:32px;font-size:.92rem;display:flex}.check input{width:18px;height:18px;accent-color:var(--primary)}.btn{border-radius:var(--radius-control);border:1px solid var(--border);background:var(--surface);min-height:44px;color:var(--ink);font:inherit;cursor:pointer;justify-content:center;align-items:center;gap:8px;padding:10px 18px;font-size:.95rem;font-weight:600;text-decoration:none;transition:background-color .12s,border-color .12s,transform 80ms;display:inline-flex}.btn:hover{background:var(--surface-2);color:var(--ink)}.btn:active{transform:translateY(1px)}.btn:disabled,.btn[aria-disabled=true]{opacity:.55;cursor:not-allowed;transform:none}.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover);border-color:var(--primary-hover);color:#fff}.btn-ghost{color:var(--ink-2);background:0 0;border-color:#0000}.btn-ghost:hover{background:var(--surface-2);color:var(--ink)}.btn-sm{border-radius:9px;min-height:36px;padding:6px 10px;font-size:.85rem}.btn-icon{min-width:36px;min-height:36px;padding:6px}.actions{flex-wrap:wrap;align-items:center;gap:10px;margin-top:18px;display:flex}.actions .btn-primary{flex:220px}.file-list{gap:8px;margin:16px 0 0;padding:0;list-style:none;display:grid}.file-item{border:1px solid var(--border-soft);background:var(--surface);border-radius:12px;align-items:center;gap:10px;min-width:0;padding:10px 12px;display:flex}.file-item-main{flex:auto;min-width:0}.file-name{overflow-wrap:anywhere;font-size:.92rem;font-weight:600;display:block}.file-meta{color:var(--ink-3);font-size:.8rem;display:block}.file-order{background:var(--surface-2);width:26px;height:26px;color:var(--ink-2);border-radius:8px;flex:none;place-items:center;font-size:.78rem;font-weight:700;display:grid}.file-controls{flex:none;gap:4px;display:flex}.status{border:1px solid var(--border-soft);background:var(--surface-2);border-radius:12px;flex-wrap:wrap;align-items:center;gap:10px;margin-top:16px;padding:12px 14px;display:flex}.status p{flex:200px;margin:0;font-size:.9rem}progress{background:var(--border-soft);width:100%;height:8px;accent-color:var(--primary);border:0;border-radius:999px;flex:160px;overflow:hidden}progress::-webkit-progress-bar{background:var(--border-soft);border-radius:999px}progress::-webkit-progress-value{background:var(--primary);border-radius:999px}.alert{background:var(--error-soft);color:var(--error);border:1px solid #fecaca;border-radius:12px;margin-top:16px;padding:12px 14px;font-size:.925rem}.alert strong{margin-bottom:2px;display:block}.alert p{color:var(--error);margin:0}.alert .hint{color:#7f1d1d;margin-top:4px;font-size:.85rem}.alert-warning{background:var(--warning-soft);color:var(--warning);border-color:#fde68a}.alert-warning p{color:var(--warning)}.result{border-radius:var(--radius-card);background:var(--success-soft);border:1px solid #bbf7d0;margin-top:20px;padding:18px}.result h2{color:var(--success);margin-bottom:12px;font-size:1.05rem}.result dl{grid-template-columns:minmax(110px,max-content) 1fr;gap:6px 16px;margin:0 0 14px;font-size:.92rem;display:grid}.result dt{color:var(--ink-2)}.result dd{overflow-wrap:anywhere;margin:0;font-weight:600}.preview-frame{border:1px solid var(--border-soft);background:repeating-conic-gradient(var(--surface-2) 0% 25%, var(--surface) 0% 50%) 50% / 16px 16px;border-radius:12px;place-items:center;min-height:120px;margin-top:16px;padding:12px;display:grid}.preview-frame img,.preview-frame canvas{border-radius:6px;max-width:100%;height:auto}.thumb-grid{grid-template-columns:repeat(auto-fill,minmax(96px,1fr));gap:10px;margin-top:14px;display:grid}.thumb{border:1px solid var(--border-soft);background:var(--surface);text-align:center;border-radius:10px;padding:6px}.thumb img{border-radius:4px;width:100%;height:auto;display:block}.thumb span{color:var(--ink-3);margin-top:4px;font-size:.75rem;display:block}.content{max-width:var(--max-tool)}.content h2{margin-top:32px}.content ul,.content ol{padding-left:1.25rem}.content li{margin-bottom:6px}.steps{counter-reset:step;gap:10px;padding:0;list-style:none;display:grid}.steps li{margin:0;padding-left:38px;position:relative}.steps li:before{counter-increment:step;content:counter(step);background:var(--primary-soft);width:26px;height:26px;color:var(--primary-hover);border-radius:999px;place-items:center;font-size:.8rem;font-weight:700;display:grid;position:absolute;top:0;left:0}.note{background:var(--surface-2);border:1px solid var(--border-soft);color:var(--ink-2);border-radius:12px;align-items:flex-start;gap:10px;margin:16px 0 0;padding:12px 14px;font-size:.88rem;display:flex}.note svg{color:var(--primary);flex:none;margin-top:2px}.note p{margin:0}.badge{background:var(--surface-2);border:1px solid var(--border-soft);color:var(--ink-2);border-radius:999px;align-items:center;gap:6px;padding:4px 10px;font-size:.8rem;font-weight:600;display:inline-flex}.badge-success{background:var(--success-soft);color:var(--success);border-color:#bbf7d0}.badge-warning{background:var(--warning-soft);color:var(--warning);border-color:#fde68a}.faq{gap:8px;display:grid}.faq details{border:1px solid var(--border-soft);background:var(--surface);border-radius:12px;padding:12px 14px}.faq summary{cursor:pointer;font-size:.95rem;font-weight:600}.faq summary::marker{color:var(--primary)}.faq details p{color:var(--ink-2);margin:8px 0 0;font-size:.92rem}.related{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:10px;display:grid}.related a{border:1px solid var(--border-soft);background:var(--surface);color:var(--ink);border-radius:12px;padding:14px;text-decoration:none;display:block}.related a:hover{border-color:var(--primary);background:var(--primary-soft)}.related strong{margin-bottom:2px;font-size:.95rem;display:block}.related span{color:var(--ink-3);font-size:.85rem}.dataset{color:var(--ink-2);flex-wrap:wrap;align-items:center;gap:8px 16px;font-size:.85rem;display:flex}.dataset strong{color:var(--ink)}.site-footer{border-top:1px solid var(--border-soft);background:var(--surface);color:var(--ink-3);padding:28px 0 36px;font-size:.88rem}.site-footer .container{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:12px 24px;display:flex}.site-footer nav{flex-wrap:wrap;gap:6px 16px;display:flex}.site-footer a{color:var(--ink-2);text-decoration:none}.site-footer a:hover{color:var(--ink);text-decoration:underline}@media (width<=560px){.site-nav{gap:2px 14px;width:100%;margin-left:0;font-size:.88rem}.container{padding-inline:16px}.tool-card{border-radius:14px;padding:16px}.result dl{grid-template-columns:1fr;gap:2px}.result dt{margin-top:6px;font-size:.8rem}.file-item{flex-wrap:wrap}.file-controls{justify-content:flex-end;width:100%}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}.age-big{letter-spacing:-.02em;color:var(--success);margin:0 0 12px;font-size:clamp(1.35rem,1.1rem + 1vw,1.75rem);font-weight:700}.branch-title{margin:0 0 2px;font-size:1.05rem;font-weight:650}.branch-list{gap:6px;margin:12px 0 0;padding:0;list-style:none;display:grid}.branch-link{text-align:left;border:1px solid var(--border-soft);background:var(--surface);width:100%;font:inherit;cursor:pointer;border-radius:10px;gap:2px;padding:10px 12px;display:grid}.branch-link:hover{border-color:var(--primary);background:var(--primary-soft)}.branch-link strong{font-size:.95rem}.branch-link span{color:var(--ink-3);font-size:.82rem}.encoded{margin:12px 0}.encoded summary{cursor:pointer;font-size:.9rem;font-weight:600}.encoded pre{background:var(--surface-2);border:1px solid var(--border-soft);white-space:pre-wrap;overflow-wrap:anywhere;border-radius:10px;max-height:180px;margin:8px 0 0;padding:10px 12px;font-size:.82rem;overflow:auto}code{background:var(--surface-2);border-radius:5px;padding:1px 5px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.9em}