@import "https://fonts.googleapis.com/css2?family=Instrument+Sans:wght@400;500;600;700&family=Newsreader:opsz,wght@6..72,500;6..72,600&display=swap";:root{--ink:#111;--muted:#5c5c5c;--paper:#f7f6f3;--surface:#fff;--line:#00000014;--accent:#111;--accent-hover:#333;--radius-sm:6px;--radius-md:12px;--font-sans:"Instrument Sans", "PingFang SC", "Microsoft YaHei", sans-serif;--font-serif:Newsreader, Georgia, "Songti SC", serif;--nav-height:70px;--ease-fast:.15s ease}.page-workspace{min-height:calc(100dvh - var(--nav-height));background:var(--paper);color:var(--ink);font-family:var(--font-sans)}.page-workspace .wrap,.ws-wrap{width:min(1080px,100% - 40px);margin:0 auto}.page-head{padding:clamp(28px,5vh,48px) 0 20px}.page-head h1,.page-head .page-title{font-family:var(--font-serif);letter-spacing:-.02em;color:var(--ink);margin:0;font-size:clamp(28px,3.5vw,36px);font-weight:600;line-height:1.15}.page-head p,.page-head .page-sub{color:var(--muted);max-width:42em;margin:10px 0 0;font-size:15px;line-height:1.55}.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-md);padding:20px}.dropzone{border:1px dashed var(--line);border-radius:var(--radius-md);background:var(--surface);min-height:160px;color:var(--muted);cursor:pointer;transition:border-color var(--ease-fast), color var(--ease-fast), background var(--ease-fast);flex-direction:column;justify-content:center;align-items:center;gap:8px;padding:24px;display:flex}.dropzone:hover,.dropzone.is-active{border-color:var(--ink);color:var(--ink);background:#fafaf8}.btn{border-radius:var(--radius-sm);min-height:44px;font:inherit;cursor:pointer;transition:background var(--ease-fast), color var(--ease-fast), border-color var(--ease-fast);border:1px solid #0000;justify-content:center;align-items:center;gap:6px;padding:0 18px;font-size:14px;font-weight:600;text-decoration:none;display:inline-flex}.btn:disabled{opacity:.45;cursor:not-allowed}.btn.solid,.btn.primary{background:var(--accent);color:#fff;border-color:var(--accent)}.btn.solid:hover:not(:disabled),.btn.primary:hover:not(:disabled){background:var(--accent-hover);border-color:var(--accent-hover)}.btn.ghost,.btn-ghost{color:var(--ink);border-color:var(--line);background:0 0}.btn.ghost:hover:not(:disabled),.btn-ghost:hover:not(:disabled){border-color:var(--ink)}.btn.tiny{min-height:32px;padding:0 10px;font-size:12px}.tag-muted{letter-spacing:.04em;text-transform:uppercase;color:var(--muted);font-size:12px;font-weight:500;display:inline-block}.ws-grid-2{grid-template-columns:1fr 1fr;gap:20px;display:grid}@media (width<=860px){.ws-grid-2{grid-template-columns:1fr}}*,:before,:after{box-sizing:border-box}html,body,#app{min-height:100%;margin:0;padding:0}body{font-family:var(--font-sans);color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}