:root{--bg: #0b0b0f;--surface: #16161d;--surface-2: #1f1f29;--text: #ececf0;--muted: #8a8a99;--accent: #6c8cff;--danger: #ff6b6b;--border: #2a2a36}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased}.gate{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px}.gate-logo{font-size:48px}.muted{color:var(--muted)}.app{max-width:760px;margin:0 auto;min-height:100%;display:flex;flex-direction:column}.topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--border);position:sticky;top:0;background:var(--bg);z-index:10}.brand{font-size:20px;margin:0;font-weight:700;letter-spacing:-.02em}.content{flex:1;padding:16px 18px 96px}.tabview{display:flex;flex-direction:column;gap:16px}.composer{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:14px;display:flex;flex-direction:column;gap:10px}.memo-input{width:100%;background:var(--surface-2);border:1px solid var(--border);border-radius:10px;color:var(--text);padding:12px;font-size:16px;resize:vertical;font-family:inherit}.composer-actions{display:flex;gap:10px}.hint{color:var(--muted);font-size:13px;margin:0}.btn-primary{background:var(--accent);color:#fff;border:none;border-radius:10px;padding:11px 18px;font-size:15px;font-weight:600;cursor:pointer;flex:1}.btn-primary:disabled{opacity:.5;cursor:default}.btn-primary.wide{width:100%}.btn-mic{background:var(--surface-2);color:var(--text);border:1px solid var(--border);border-radius:10px;padding:11px 18px;font-size:15px;cursor:pointer}.btn-mic.recording{background:var(--danger);color:#fff;border-color:var(--danger)}.btn-icon{background:transparent;border:1px solid var(--border);color:var(--text);border-radius:8px;width:36px;height:36px;font-size:16px;cursor:pointer}.btn-del{background:transparent;border:none;color:var(--muted);font-size:16px;cursor:pointer;padding:4px 8px}.btn-del:hover{color:var(--danger)}.error{color:var(--danger);font-size:14px;margin:0}.empty{color:var(--muted);text-align:center;padding:32px 0;list-style:none}.memo-list,.file-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}.memo-item,.file-item{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:14px;display:flex;gap:12px;align-items:flex-start;justify-content:space-between}.memo-body,.file-body{flex:1;min-width:0}.memo-text{margin:0 0 6px;white-space:pre-wrap;word-break:break-word}.memo-meta,.file-meta{color:var(--muted);font-size:12px}.file-name{margin:0 0 4px;font-weight:600;word-break:break-all}.file-summary{margin:0 0 6px;color:var(--text);font-size:14px}.tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:6px}.tag{background:var(--surface-2);border:1px solid var(--border);border-radius:999px;padding:2px 10px;font-size:12px;color:var(--accent)}.file-actions{display:flex;gap:6px;align-items:center}.file-thumb{flex:0 0 auto;width:56px;height:56px;padding:0;border:1px solid var(--border);border-radius:8px;overflow:hidden;cursor:pointer;background:var(--surface-2)}.file-thumb img{width:100%;height:100%;object-fit:cover;display:block}.lightbox{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;background:#000000e0;display:flex;align-items:center;justify-content:center;padding:24px;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.lightbox-img{max-width:100%;max-height:100%;object-fit:contain;border-radius:8px;box-shadow:0 8px 40px #00000080}.lightbox-loading{color:#fff;font-size:15px}.lightbox-close{position:absolute;top:max(16px,env(safe-area-inset-top));right:16px;width:40px;height:40px;border-radius:999px;border:none;background:#ffffff26;color:#fff;font-size:18px;cursor:pointer}.tabbar{position:fixed;bottom:0;left:0;right:0;max-width:760px;margin:0 auto;display:flex;background:var(--surface);border-top:1px solid var(--border);padding:8px 8px calc(8px + env(safe-area-inset-bottom))}.tab{flex:1;background:transparent;border:none;color:var(--muted);display:flex;flex-direction:column;align-items:center;gap:2px;padding:6px;cursor:pointer;font-size:12px}.tab-active{color:var(--accent)}.tab-icon{font-size:22px}