:root{--bg: #131510;--surface: #1d2018;--line: #34382c;--text: #eff1e6;--muted: #9aa08c;--accent: #c6f24e;--accent-ink: #131510;--warn: #f2a33c;--font-ui: "Space Grotesk", "Noto Sans JP", sans-serif;--font-mono: "JetBrains Mono", monospace}*{box-sizing:border-box}html,body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font-ui);font-size:16px;line-height:1.7}.shell{min-height:100dvh;display:flex;flex-direction:column;max-width:880px;margin:0 auto;padding:0 24px}header{display:flex;justify-content:space-between;align-items:center;padding:28px 0 12px}.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:19px;letter-spacing:.02em}.lang{background:none;border:1px solid var(--line);color:var(--muted);border-radius:999px;padding:6px 16px;font-family:var(--font-mono);font-size:12px;cursor:pointer;transition:border-color .25s,color .25s}.lang:hover{border-color:var(--accent);color:var(--accent)}main{flex:1;padding:40px 0 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var(--line);border-radius:20px;background:var(--surface);min-height:260px;display:grid;place-items:center;cursor:pointer;transition:border-color .25s,transform .25s,box-shadow .25s}.dropzone:hover,.dropzone:focus-visible{border-color:var(--accent);outline:none}.dropzone.over{border-color:var(--accent);transform:scale(1.01);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 25%,transparent)}.drop-inner{display:flex;flex-direction:column;align-items:center;gap:10px;padding:40px;text-align:center}.drop-icon{color:var(--accent);transition:transform .3s cubic-bezier(.34,1.56,.64,1)}.dropzone:hover .drop-icon,.dropzone.over .drop-icon{transform:translateY(6px)}.muted{color:var(--muted);font-size:14px}.spinner{width:36px;height:36px;border:3px solid var(--line);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.pastebox{display:flex;flex-direction:column;gap:12px}.pastebox 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.25s}button.ghost:hover{border-color:var(--accent);color:var(--accent)}button.big{font-size:16px;padding:16px 30px}.result{margin-top:28px;border:1px solid var(--line);border-radius:20px;padding:26px;background:var(--surface);animation:dropIn .45s cubic-bezier(.34,1.56,.64,1)}@keyframes dropIn{0%{opacity:0;transform:translateY(-14px)}to{opacity:1;transform:none}}.stats{display:flex;gap:32px;margin-bottom:22px;flex-wrap:wrap}.stat{display:flex;flex-direction:column}.stat .num{font-family:var(--font-mono);font-size:26px;font-weight:700;color:var(--accent);line-height:1.2}.stat .label{color:var(--muted);font-size:12px;letter-spacing:.04em}.actions{display:flex;gap:12px;flex-wrap:wrap}.hint{color:var(--muted);font-size:13px;margin:14px 0 0}.error{margin-top:20px;color:var(--warn);font-size:14px;border:1px solid color-mix(in srgb,var(--warn) 40%,transparent);border-radius:12px;padding:12px 16px}.warnlist{margin-top:18px;font-size:13px;color:var(--muted)}.warnlist summary{cursor:pointer;color:var(--warn)}.warnlist code{font-family:var(--font-mono);font-size:11px;background:var(--bg);border-radius:4px;padding:1px 6px;margin-right:6px}.warnlist ul{margin:10px 0 0;padding-left:18px}.preview{margin-top:26px;border-top:1px solid var(--line);padding-top:20px}.preview-head{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:14px}.preview-head .viewports{margin-left:0}.preview-host{height:460px;overflow:hidden;border:1px solid var(--line);border-radius:12px;background:#fff;margin:12px 0 14px}footer{border-top:1px solid var(--line);padding:22px 0 34px;font-size:13px;color:var(--text)}footer p{margin:0 0 6px}@media(max-width:640px){.viewports{margin-left:0;width:100%}.actions button{width:100%}}