*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:#14233a;background:radial-gradient(circle at 86% 8%,rgba(227,6,19,.12) 0,transparent 30%),radial-gradient(circle at 10% 10%,rgba(255,193,7,.2) 0,transparent 32%),linear-gradient(180deg,#f8fafc,#edf2f7)}.chat-shell{min-height:100vh;display:grid;place-items:center;padding:28px 14px}.chat-card{width:min(960px,100%);min-height:78vh;display:grid;grid-template-rows:auto 1fr auto auto;background:hsla(0,0%,100%,.94);border:1px solid rgba(227,6,19,.2);border-radius:24px;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);overflow:hidden;box-shadow:0 20px 60px rgba(23,32,56,.14)}.chat-header{position:relative;padding:22px 22px 18px;border-bottom:1px solid rgba(227,6,19,.18)}.chat-header h1{margin:8px 0 6px;font-size:clamp(1.25rem,1.8vw,1.55rem);line-height:1.2}.chat-header p{margin:0;color:#526179;font-size:.95rem}.chat-header-row{position:absolute;top:16px;right:22px;display:flex;align-items:center;gap:8px}.chat-badge{display:inline-flex;align-items:center;border:1px solid rgba(227,6,19,.45);background:rgba(227,6,19,.08);color:#8d0d16;border-radius:999px;padding:4px 10px;font-size:.75rem;font-weight:600;letter-spacing:.02em}.messages{overflow:auto;padding:16px 18px 22px;display:flex;flex-direction:column;gap:14px}.chat-toolbar{display:flex;justify-content:flex-end;position:-webkit-sticky;position:sticky;top:0;z-index:3;padding:10px 18px 8px;background:linear-gradient(180deg,hsla(0,0%,100%,.96) 72%,hsla(0,0%,100%,0))}.bubble{border-radius:14px;padding:11px 13px;max-width:80%;white-space:pre-wrap;line-height:1.45;font-size:.96rem;border:1px solid transparent}.bubble.user{align-self:flex-end;background:linear-gradient(145deg,#e30613,#b50510);color:#fff;border-color:rgba(227,6,19,.45);box-shadow:0 8px 20px rgba(179,16,26,.3)}.bubble.assistant{align-self:flex-start;background:#fffdf5;border-color:rgba(255,193,7,.42);color:#14233a}.chat-link{color:#8d0d16;text-decoration:underline;word-break:break-all}.quick-actions{border-top:1px dashed rgba(124,148,195,.3);padding:12px 18px}.actions,.quick-actions{display:flex;flex-wrap:wrap;gap:8px}.actions{margin-top:6px}.upload-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}.file-action-btn{position:relative;overflow:hidden}.file-action-btn input[type=file]{position:absolute;inset:0;opacity:0;cursor:pointer}.upload-error{margin-top:8px;color:#8d0d16;font-size:.88rem}.action-btn{border:1px solid rgba(227,6,19,.28);border-radius:999px;background:#fff;color:#8d0d16;padding:6px 10px;cursor:pointer;transition:all .15s ease}.action-btn:hover{border-color:rgba(227,6,19,.5);background:rgba(227,6,19,.08)}.action-btn:disabled{opacity:.65;cursor:not-allowed}.composer{display:flex;gap:10px;border-top:1px solid rgba(227,6,19,.18);padding:14px 18px 18px}.composer input{flex:1 1;border:1px solid rgba(202,214,232,.95);border-radius:12px;background:#fff;color:#152740;padding:12px 13px;font-size:.95rem;outline:none}.composer input::placeholder{color:#7f8da3}.composer input:focus{border-color:rgba(227,6,19,.6);box-shadow:0 0 0 3px rgba(227,6,19,.14)}.composer button{border:0;border-radius:12px;background:linear-gradient(145deg,#ffc107,#ffd84d);color:#2b2f36;padding:0 16px;font-weight:600;cursor:pointer;min-width:96px}.composer button:disabled{opacity:.72;cursor:not-allowed}.login-card{width:min(620px,100%);min-height:420px;grid-template-rows:auto 1fr}.login-body{display:grid;grid-gap:12px;gap:12px;align-content:center;justify-items:center;padding:18px 22px 24px}.login-header{text-align:center;padding:24px 24px 14px}.login-header .chat-badge{margin:0 auto}.login-header h1{margin-top:10px}.login-header p{max-width:520px;margin:0 auto}.login-subtle{margin-top:10px!important;font-size:.88rem!important;color:#6c7a90!important}.login-error{margin:0;color:#ffc2c2;background:rgba(135,39,39,.28);border:1px solid hsla(0,70%,66%,.4);border-radius:10px;padding:8px 10px}.login-form{display:grid;grid-gap:10px;gap:10px;width:min(440px,100%)}.login-label{font-size:.9rem;color:#3b4f6e}.login-input{border:1px solid rgba(202,214,232,.95);border-radius:12px;background:#fff;color:#152740;padding:12px 13px;font-size:.95rem;outline:none}.login-input::placeholder{color:#7f8da3}.login-input:focus{border-color:rgba(227,6,19,.6);box-shadow:0 0 0 3px rgba(227,6,19,.14)}.login-message{margin:0;color:#c9f5d7;background:rgba(41,109,73,.26);border:1px solid rgba(118,199,150,.4);border-radius:10px;padding:8px 10px;font-size:.92rem}.primary-link-button,.secondary-link-button{font:inherit;text-decoration:none;border-radius:12px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center}.primary-link-button{border:0;background:linear-gradient(145deg,#ffc107,#ffd84d);color:#2b2f36;padding:11px 14px;font-weight:600}.primary-link-button:disabled{opacity:.6;cursor:not-allowed}.secondary-link-button{border:1px solid rgba(227,6,19,.32);background:rgba(227,6,19,.05);color:#8d0d16;padding:7px 10px;font-size:.86rem}.icon-button{width:36px;height:36px;padding:0}.icon-button svg{width:18px;height:18px}.user-badge-wrap{position:relative}.user-badge-button{width:36px;height:36px;padding:0;font-weight:700;letter-spacing:.02em}.user-email-popover{position:absolute;top:calc(100% + 6px);right:0;background:#fff;color:#20324f;border:1px solid rgba(227,6,19,.24);border-radius:10px;box-shadow:0 10px 24px rgba(23,32,56,.14);padding:8px 10px;white-space:nowrap;font-size:.82rem;max-width:min(78vw,320px);overflow:hidden;text-overflow:ellipsis}.confirm-wrap{position:relative}.confirm-popover{position:absolute;top:calc(100% + 6px);right:0;z-index:8;min-width:180px;background:#fff;color:#20324f;border:1px solid rgba(227,6,19,.24);border-radius:10px;box-shadow:0 10px 24px rgba(23,32,56,.14);padding:8px}.confirm-popover p{margin:0 0 8px;font-size:.82rem}.confirm-actions{display:flex;justify-content:flex-end;gap:6px}.confirm-btn{border:1px solid rgba(227,6,19,.24);border-radius:8px;background:#fff;color:#8d0d16;padding:4px 8px;font-size:.8rem;cursor:pointer}.confirm-btn.danger{background:rgba(227,6,19,.08)}@media (max-width:640px){.chat-shell{padding:0}.chat-card{min-height:100dvh;border-radius:0;width:100%;border-left:0;border-right:0}.bubble{max-width:94%;font-size:1rem}.chat-header-row{position:static;margin-top:8px;justify-content:flex-start}.chat-header{padding:16px 14px 12px}.messages{padding:12px 12px 18px;gap:10px}.chat-toolbar{padding:8px 12px 6px}.actions{gap:10px;margin-top:8px}.action-btn{min-height:40px;padding:8px 12px;font-size:.95rem}.composer{position:-webkit-sticky;position:sticky;bottom:0;background:hsla(0,0%,100%,.96);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);padding:10px 12px calc(10px + env(safe-area-inset-bottom))}.composer input{min-height:42px}.composer button{min-height:42px;min-width:88px}}