:root{--bg:#0d0f12;--fg:#e8eaed;--muted:#9aa0a6;--accent:#36e2c4}*{box-sizing:border-box}body,html{margin:0;background:var(--bg);color:var(--fg);font-family:Space Grotesk,system-ui,-apple-system,sans-serif}a{color:var(--accent);display:inline-block;margin-top:1rem}select{background:#16191e;color:var(--fg);border:1px solid #2a2e35;border-radius:8px}.dropzone:focus-within,a:focus-visible,button:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.dropzone{border:1.5px dashed #2a2e35;border-radius:12px;padding:2.5rem 1rem;text-align:center;color:var(--muted);cursor:pointer;transition:border-color .15s,background .15s}.dropzone.drag-active,.dropzone:hover{border-color:var(--accent);background:#12151a}.dropzone input[type=file]{position:absolute;width:1px;height:1px;overflow:hidden;opacity:0}.spinner{display:inline-block;width:.9em;height:.9em;border:2px solid #2a2e35;border-top:2px solid var(--accent);border-radius:50%;margin-right:.5em;vertical-align:-.15em;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}