:root{--bg: #0b141a;--panel: #111b21;--panel-2: #1f2c33;--bubble-me: #005c4b;--bubble-them: #202c33;--accent: #21c063;--accent-2: #53bdeb;--text: #e9edef;--text-dim: #8696a0;--danger: #f15c6d;--line: #222d34;--safe-top: env(safe-area-inset-top, 0px);--safe-bottom: env(safe-area-inset-bottom, 0px)}*{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,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;overscroll-behavior:none}input,button,textarea{font-family:inherit;font-size:16px}.app-shell{max-width:480px;margin:0 auto;height:100%;background:var(--bg);position:relative;box-shadow:0 0 60px #0006}.screen{display:flex;flex-direction:column;height:100%}.topbar{display:flex;align-items:center;gap:8px;padding:calc(10px + var(--safe-top)) 14px 10px;background:var(--panel);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}.topbar__title{flex:1;display:flex;flex-direction:column;min-width:0}.topbar__brand{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.topbar__title small{color:var(--text-dim);font-size:12px}.topbar__action{background:transparent;border:none;color:var(--text);font-size:22px;width:32px;height:32px;cursor:pointer;border-radius:50%}.topbar__action:hover{background:var(--panel-2)}.auth{height:100%;display:flex;flex-direction:column;justify-content:center;padding:32px 28px calc(32px + var(--safe-bottom));gap:22px}.auth__brand{text-align:center}.auth__logo{font-size:44px;color:var(--accent)}.auth__brand h1{margin:4px 0 2px;font-size:30px;letter-spacing:.5px}.auth__brand p{margin:0;color:var(--text-dim)}.auth__form{display:flex;flex-direction:column;gap:12px}.auth__form input{background:var(--panel);border:1px solid var(--line);color:var(--text);padding:14px 16px;border-radius:12px;outline:none}.auth__form input:focus{border-color:var(--accent)}.auth__error{color:var(--danger);font-size:14px;text-align:center}.auth__toggle{background:none;border:none;color:var(--accent-2);cursor:pointer;padding:6px}.btn{border:none;border-radius:12px;padding:14px;font-weight:600;cursor:pointer}.btn--primary{background:var(--accent);color:#05221a}.btn--primary:disabled{opacity:.6;cursor:default}.threads{flex:1;overflow-y:auto}.thread-list{list-style:none;margin:0;padding:0}.thread{display:flex;gap:12px;padding:12px 14px;cursor:pointer;border-bottom:1px solid var(--line);align-items:center}.thread:active,.thread:hover{background:var(--panel)}.thread__avatar{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;font-size:20px;flex-shrink:0;background:var(--panel-2);color:var(--accent-2)}.thread__avatar--nosotros{background:#3a2f10;color:#f6c344}.thread__body{flex:1;min-width:0}.thread__row{display:flex;align-items:center;justify-content:space-between;gap:8px}.thread__title{font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.thread__time{color:var(--text-dim);font-size:12px;flex-shrink:0}.thread__preview{color:var(--text-dim);font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.badge{background:var(--accent);color:#05221a;font-size:11px;font-weight:700;padding:1px 8px;border-radius:10px;flex-shrink:0}.empty{padding:40px 24px;text-align:center;color:var(--text-dim)}.empty--error{color:var(--danger)}.empty__hint{font-size:14px}.fab{position:absolute;right:18px;bottom:calc(20px + var(--safe-bottom));width:56px;height:56px;border-radius:50%;border:none;background:var(--accent);color:#05221a;font-size:28px;line-height:1;cursor:pointer;box-shadow:0 6px 16px #0006}.chat{flex:1;overflow-y:auto;padding:16px 12px;display:flex;flex-direction:column;gap:6px;background:radial-gradient(rgba(255,255,255,.015) 1px,transparent 1px) 0 0 / 22px 22px,var(--bg)}.bubble{max-width:82%;padding:8px 12px;border-radius:12px;line-height:1.35;word-wrap:break-word;white-space:pre-wrap}.bubble--user{align-self:flex-end;background:var(--bubble-me);border-bottom-right-radius:4px}.bubble--assistant{align-self:flex-start;background:var(--bubble-them);border-bottom-left-radius:4px}.bubble--seed{align-self:center;background:#3a2f10;color:#f6c344;max-width:90%;font-size:14px}.bubble__tag{font-size:11px;text-transform:uppercase;letter-spacing:.5px;opacity:.7;margin-bottom:2px}.bubble__hint{display:block;color:var(--text-dim);font-size:12px;margin-top:4px}.bubble--thinking{display:flex;flex-direction:column}.dots{display:inline-flex;gap:4px;align-items:center;height:12px}.dots i{width:7px;height:7px;border-radius:50%;background:var(--text-dim);animation:blink 1.2s infinite ease-in-out both}.dots i:nth-child(2){animation-delay:.2s}.dots i:nth-child(3){animation-delay:.4s}@keyframes blink{0%,80%,to{opacity:.25;transform:translateY(0)}40%{opacity:1;transform:translateY(-3px)}}.composer{display:flex;gap:8px;padding:8px 10px calc(8px + var(--safe-bottom));background:var(--panel);border-top:1px solid var(--line)}.composer__input{flex:1;background:var(--panel-2);border:none;color:var(--text);padding:12px 16px;border-radius:22px;outline:none}.composer__send{width:46px;height:46px;border-radius:50%;border:none;background:var(--accent);color:#05221a;font-size:18px;cursor:pointer;flex-shrink:0}.composer__send:disabled{opacity:.5;cursor:default}