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(min-width:40rem){.sm\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}}}:root{--bg:#fdfdfc;--bg-subtle:#faf9f7;--fg:#1a1a1a;--fg-secondary:#6b6963;--fg-muted:#a3a19a;--hairline:#e7e5e0;--hairline-strong:#d9d7d1;--accent:#2c6e3f;--accent-hover:#245a34;--accent-soft:#f2f8f2;--accent-soft-border:#d7e4d7;--success:#3d9159;--error:#b3261e;--error-soft:#fdf1f0}body{background:var(--bg);color:var(--fg);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Hiragino Kaku Gothic ProN,Hiragino Sans,Meiryo,sans-serif}.site-header{background:var(--bg);border-bottom:1px solid var(--hairline)}.site-logo{letter-spacing:-.01em;color:var(--fg);font-size:1.05rem;font-weight:700}.nav-link{color:var(--fg-secondary);transition:color .15s}.nav-link:hover{color:var(--fg)}.nav-lang{border:1px solid var(--hairline);border-radius:999px;padding:.25rem .75rem}.site-footer{background:var(--bg-subtle);border-top:1px solid 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#0000000d}.tool-card-title{font-size:1.05rem;font-weight:700}.tool-card-desc{color:var(--fg-secondary);margin-top:.375rem;font-size:.9rem}.faq-list{border-top:1px solid var(--hairline)}.faq-item{border-bottom:1px solid var(--hairline);padding:1rem 0}.faq-q{font-weight:600}.faq-a{color:var(--fg-secondary);margin-top:.375rem;font-size:.9375rem}.dropzone{border:2px dashed var(--hairline-strong);text-align:center;cursor:pointer;background:var(--bg-subtle);border-radius:10px;padding:2.5rem 1.5rem;transition:border-color .15s,background .15s}.dropzone:hover,.dropzone-active{border-color:var(--accent);background:var(--accent-soft)}.dropzone-title{font-weight:600}.dropzone-sub{color:var(--fg-muted);margin-top:.25rem;font-size:.875rem}.file-list{border:1px solid var(--hairline);background:#fff;border-radius:8px}.file-item{justify-content:space-between;gap:1rem;padding:.5rem .875rem;display:flex}.file-item+.file-item{border-top:1px solid 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1.25rem;font-size:.9375rem;line-height:1.7}.alert-error{color:var(--error);background:var(--error-soft);border-radius:8px;padding:.625rem .875rem;display:inline-block}@property --tw-font-weight{syntax:"*";inherits:false}