*,*:before,*:after{box-sizing:border-box}:root{--fg-bg: #0f1115;--fg-fg: #e7eaf0;--fg-muted: #9aa3b2;--fg-accent: #f25c54;--fg-surface: #1a1e26;--fg-border: #252a35;--fg-error: #ff6b6b;font-family:-apple-system,BlinkMacSystemFont,Helvetica Neue,Hiragino Sans,Noto Sans JP,sans-serif}html,body{margin:0;padding:0;background:var(--fg-bg);color:var(--fg-fg);min-height:100%}#root{min-height:100vh}.fg-loading{padding:2rem;color:var(--fg-muted);text-align:center}.fg-shell{max-width:960px;margin:0 auto;padding:2rem 1.25rem}.fg-header{display:flex;align-items:center;justify-content:space-between;padding-bottom:1.25rem;border-bottom:1px solid var(--fg-border);margin-bottom:1.5rem}.fg-header h1{font-size:1.25rem;margin:0}.fg-header-right{display:flex;gap:1rem;align-items:center}.fg-user{color:var(--fg-muted);font-size:.9rem}.fg-btn{background:var(--fg-surface);color:var(--fg-fg);border:1px solid var(--fg-border);border-radius:6px;padding:.45rem .9rem;cursor:pointer;font-size:.9rem}.fg-btn:hover{border-color:var(--fg-accent)}.fg-section{background:var(--fg-surface);border:1px solid var(--fg-border);border-radius:10px;padding:1rem 1.25rem;margin-bottom:1rem}.fg-section h2{margin-top:0;font-size:1rem;color:var(--fg-muted);font-weight:500}.fg-pre{background:#0a0c10;padding:.75rem;border-radius:6px;overflow-x:auto;font-size:.85rem;margin:0}.fg-error{color:var(--fg-error)}.fg-landing{min-height:100vh;display:grid;place-items:center;padding:2rem 1rem}.fg-landing-card{max-width:480px;width:100%;background:var(--fg-surface);border:1px solid var(--fg-border);border-radius:12px;padding:2rem;text-align:center}.fg-landing h1{margin:0 0 .75rem;font-size:1.5rem}.fg-landing-text{color:var(--fg-muted);font-size:.95rem;margin:0 0 1.5rem;line-height:1.6}.fg-btn-primary{background:var(--fg-accent);color:#fff;border-color:var(--fg-accent);padding:.65rem 1.4rem;font-weight:600}.fg-btn-primary:hover{filter:brightness(1.1);border-color:var(--fg-accent)}