:root{color-scheme:light;--mint-50: #f0fdf9;--mint-100: #ccfbf1;--mint-200: #99f6e4;--mint-300: #5eead4;--mint-400: #2dd4bf;--mint-500: #14b8a6;--mint-600: #0d9488;--mint-700: #0f766e;--surface: #ffffff;--surface-2: var(--mint-50);--border: #b2f5ea;--text: #134e4a;--muted: #5b908a;--accent: var(--mint-600);--bubble-me: linear-gradient(135deg, #ccfbf1 0%, #99f6e4 100%);--bubble-them: #ffffff;font-family:Segoe UI,system-ui,-apple-system,sans-serif;line-height:1.45}*{box-sizing:border-box}body{margin:0;background:linear-gradient(180deg,var(--mint-50) 0%,var(--mint-100) 45%,#e6fffa 100%);color:var(--text);min-height:100dvh}.app-shell{min-height:100dvh;display:flex;flex-direction:column}.app-header{display:flex;align-items:center;gap:.5rem;padding:.65rem 1rem;border-bottom:1px solid var(--border);background:#ffffffd9;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);position:sticky;top:0;z-index:20}.logo{font-weight:700;font-size:1.25rem;color:var(--mint-700);background:none;border:none;cursor:pointer;padding:.25rem .35rem;border-radius:8px}.logo:hover{background:var(--mint-100)}.tag{font-size:.7rem;color:var(--muted);text-transform:uppercase;letter-spacing:.12em}.tag.mint-chip{color:var(--mint-600);font-weight:600}.egg-toast{position:fixed;top:3.5rem;left:50%;transform:translate(-50%);background:var(--surface);border:1px solid var(--border);padding:.65rem 1rem;border-radius:12px;box-shadow:0 8px 24px #0f766e26;font-size:.9rem;z-index:100;max-width:90vw;display:flex;align-items:center;gap:.5rem}.egg-close{border:none;background:transparent;font-size:1.2rem;cursor:pointer;color:var(--muted);line-height:1}.app-main{flex:1;width:100%;max-width:560px;margin:0 auto;padding:.5rem .75rem 1rem}.center{text-align:center}.pad{padding:1rem}.muted{color:var(--muted);font-size:.92rem}.error{color:#c0392b}.card{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:1.25rem;box-shadow:0 4px 20px #14b8a614}.login-page{display:flex;align-items:center;justify-content:center;min-height:70vh}.login-card{width:100%;max-width:380px}.login-card h1{margin:0 0 .35rem;color:var(--mint-700)}.login-card label{display:flex;flex-direction:column;gap:.25rem;margin-bottom:.75rem;font-size:.85rem;color:var(--muted)}.login-card input{padding:.55rem .65rem;border-radius:10px;border:1px solid var(--border);font:inherit;min-height:44px;background:var(--surface-2)}.btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid var(--border);background:var(--surface);color:var(--text);padding:.5rem .9rem;border-radius:10px;font-size:.95rem;cursor:pointer;min-height:44px}.btn.primary{background:linear-gradient(135deg,var(--mint-400),var(--mint-600));border-color:var(--mint-600);color:#fff;font-weight:600}.btn.ghost{background:transparent}.btn.small{min-height:36px;padding:.3rem .55rem;font-size:.85rem}.btn.wide{width:100%;margin-top:.25rem}.chat-page{display:flex;flex-direction:column;height:calc(100dvh - 4rem);max-height:800px}.chat-toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem}.chat-toolbar .who{font-size:.9rem;color:var(--muted)}.chat-feed{flex:1;overflow-y:auto;padding:.25rem 0 .5rem;display:flex;flex-direction:column;gap:.65rem}.row-msg{display:flex;width:100%}.row-msg.mine{justify-content:flex-end}.row-msg.theirs{justify-content:flex-start}.bubble-wrap{max-width:88%}.bubble{border-radius:16px;padding:.55rem .75rem;border:1px solid var(--border);box-shadow:0 2px 8px #14b8a60f}.bubble.mine{background:var(--bubble-me);border-color:#99f6e4}.bubble.theirs{background:var(--bubble-them)}.bubble .from{font-size:.72rem;color:var(--mint-700);font-weight:600;margin-bottom:.2rem}.bubble .body{margin:0;white-space:pre-wrap;word-break:break-word;font-size:.95rem}.chat-img{max-width:100%;border-radius:12px;margin-top:.35rem;display:block}.bubble .msg-meta{display:flex;flex-wrap:wrap;align-items:center;gap:.45rem;margin-top:.35rem}.bubble .msg-meta time{font-size:.68rem;color:var(--muted)}.recall-link{background:none;border:none;padding:0;font-size:.72rem;color:var(--mint-700);text-decoration:underline;cursor:pointer;font-family:inherit}.recall-link:hover{color:var(--mint-600)}.bubble.recalled{background:var(--surface-2)!important;border-color:var(--border)!important;box-shadow:none}.bubble.recalled.mine{background:#e8fdf8!important}.bubble.recalled .body{color:var(--muted);font-style:italic;font-size:.9rem}.bubble-interactive{touch-action:manipulation;-webkit-touch-callout:none;-webkit-user-select:none;user-select:none}.quote-inline{border-left:3px solid var(--mint-400);padding:.35rem .5rem;margin-bottom:.45rem;background:#14b8a614;border-radius:8px;font-size:.78rem;line-height:1.35;display:flex;flex-direction:column;gap:.15rem}.quote-author{color:var(--mint-700);font-weight:600}.quote-snippet{color:var(--muted);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.reply-bar{display:flex;align-items:flex-start;gap:.5rem;padding:.45rem .6rem;margin-bottom:.45rem;background:var(--mint-50);border:1px solid var(--border);border-radius:10px;font-size:.82rem}.reply-bar-inner{flex:1;min-width:0;display:flex;flex-direction:column;gap:.15rem}.reply-bar-label{font-weight:600;color:var(--mint-700);font-size:.72rem;text-transform:uppercase;letter-spacing:.03em}.reply-bar-snippet{color:var(--muted);word-break:break-word}.reply-bar-clear{flex-shrink:0;width:1.75rem;height:1.75rem;border:none;border-radius:8px;background:transparent;color:var(--muted);font-size:1.25rem;line-height:1;cursor:pointer}.reply-bar-clear:hover{background:#14b8a61f;color:var(--text)}.action-sheet-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:400;background:#134e4a73;border:none;padding:0;cursor:default}.action-sheet{position:fixed;left:50%;bottom:0;transform:translate(-50%);z-index:401;width:100%;max-width:min(420px,100vw);padding:0 0 max(.75rem,env(safe-area-inset-bottom));display:flex;flex-direction:column;gap:0;border-radius:16px 16px 0 0;background:var(--surface);border:1px solid var(--border);border-bottom:none;box-shadow:0 -8px 32px #0f766e2e}.action-sheet-preview{margin:0;padding:.75rem 1rem .5rem;font-size:.8rem;color:var(--muted);line-height:1.35;max-height:4.5rem;overflow:hidden;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical}.action-sheet-row{display:block;width:100%;padding:.85rem 1rem;border:none;border-top:1px solid var(--border);background:var(--surface);font:inherit;font-size:1rem;text-align:center;cursor:pointer;color:var(--mint-700)}.action-sheet-row:hover{background:var(--mint-50)}.action-sheet-danger{color:#b91c1c}.action-sheet-cancel{font-weight:600;margin-top:.35rem;border-radius:0 0 12px 12px}.hints{margin-top:.4rem;font-size:.8rem;color:var(--muted)}.hints summary{cursor:pointer;color:var(--mint-700);font-weight:500}.hints ul{margin:.35rem 0 0;padding-left:1.1rem}.chat-err{margin:.25rem 0;font-size:.88rem}.chat-composer{border-top:1px solid var(--border);padding-top:.65rem;margin-top:.25rem;background:#fff9;border-radius:12px;padding:.65rem}.chat-composer textarea{width:100%;border:1px solid var(--border);border-radius:12px;padding:.55rem;font:inherit;resize:vertical;min-height:72px;background:var(--surface)}.chat-composer .file{display:block;margin:.4rem 0;font-size:.85rem;color:var(--muted)}.toolbar-actions{display:flex;gap:.35rem;align-items:center}.help-panel{margin-bottom:.65rem;font-size:.88rem;line-height:1.4}.help-panel p{margin:0 0 .5rem}.composer-wrap{position:relative;border-radius:14px;transition:box-shadow .2s ease}.composer-wrap.tutorial-focus{box-shadow:0 0 0 3px var(--mint-400),0 8px 28px #14b8a633}.composer-label{display:block;font-size:.8rem;color:var(--muted);margin-bottom:.35rem}.composer-actions{display:flex;flex-wrap:wrap;gap:.45rem;margin-top:.5rem;align-items:center}.preview-panel{margin:.65rem 0;padding:.65rem;background:var(--mint-50);border:1px solid var(--border);border-radius:12px}.preview-head{font-size:.75rem;font-weight:600;color:var(--mint-700);text-transform:uppercase;letter-spacing:.04em;margin-bottom:.25rem}.preview-ta{width:100%;border:1px solid var(--border);border-radius:10px;padding:.45rem;font:inherit;margin-bottom:.5rem;background:var(--surface)}.preview-hints{margin:0 0 .5rem;padding-left:1.1rem;font-size:.85rem;color:var(--text)}.tutorial-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#134e4a59;z-index:200}.tutorial-card{position:fixed;left:50%;top:45%;transform:translate(-50%,-50%);z-index:260;max-width:min(420px,92vw);padding:1.1rem 1.25rem;background:var(--surface);border-radius:16px;border:1px solid var(--border);box-shadow:0 16px 48px #0f766e33}.tutorial-card--center{top:45%;transform:translate(-50%,-50%)}.tutorial-card--dock{top:auto;bottom:max(1rem,env(safe-area-inset-bottom));transform:translate(-50%)}.tutorial-progress{margin:0 0 .35rem;font-size:.75rem;color:var(--muted)}.tutorial-actions{display:flex;flex-wrap:wrap;gap:.45rem;justify-content:flex-end;align-items:center}.tutorial-highlight{position:relative;z-index:250;box-shadow:0 0 0 3px var(--mint-500),0 8px 28px #14b8a638;border-radius:14px}.chat-toolbar.tutorial-highlight{padding:.35rem;margin:-.35rem -.35rem .35rem}.chat-feed.tutorial-highlight{min-height:120px}.tutorial-card h2{margin:0 0 .5rem;font-size:1.1rem;color:var(--mint-700)}.tutorial-body{white-space:pre-wrap;font-family:inherit;font-size:.88rem;line-height:1.45;margin:0 0 1rem;color:var(--text);max-height:55vh;overflow-y:auto}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;z-index:150;display:flex;align-items:center;justify-content:center;padding:1rem}.modal{max-width:min(720px,100%);max-height:85vh;display:flex;flex-direction:column;overflow:hidden}.modal-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem}.modal-head h2{margin:0;font-size:1.1rem}.modal-body{overflow-y:auto;font-size:.9rem;line-height:1.45}.modal-body.markdown h1,.modal-body.markdown h2,.modal-body.markdown h3{margin-top:.75rem;font-size:1rem}.modal-body.markdown p{margin:.35rem 0}.modal-body.markdown ul{padding-left:1.2rem}
