*,:after,:before{box-sizing:border-box;margin:0;padding:0}:root{--green-900:#004d47;--green-800:#00706a;--green-700:#00a090;--green-600:#e06010;--green-500:#00b8a5;--green-100:#d4f0ed;--green-50:#f0faf9;--gray-900:#1a1a2e;--gray-800:#2d2d44;--gray-700:#4a4a5a;--gray-500:#8e8e9a;--gray-300:#d1d1d8;--gray-200:#e8e8ec;--gray-100:#f4f4f6;--gray-50:#fafafa;--white:#fff;--red-500:#dc3545;--blue-500:#0078d4;--shadow-sm:0 1px 2px rgba(0,0,0,.05);--shadow-md:0 4px 12px rgba(0,0,0,.1);--shadow-lg:0 8px 24px rgba(0,0,0,.15);--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-full:9999px}body,html{height:100%;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--gray-50);color:var(--gray-900);-webkit-font-smoothing:antialiased}.login-screen{display:flex;align-items:center;justify-content:center;min-height:100vh;background:linear-gradient(135deg,var(--green-900) 0,var(--green-800) 50%,var(--green-700) 100%);padding:20px}.login-card{background:var(--white);border-radius:var(--radius-lg);padding:48px 40px;text-align:center;max-width:400px;width:100%;box-shadow:var(--shadow-lg)}.login-logo{font-size:48px;margin-bottom:16px}.login-company-logo{width:240px;max-width:80%;height:auto;margin-bottom:16px}.login-divider{width:60px;height:2px;background:var(--gray-200);margin:0 auto 16px}.login-bugsey-icon{width:64px;height:auto;margin-bottom:12px}.login-card h1{font-size:28px;font-weight:700;color:var(--green-800);margin-bottom:8px}.login-card p{color:var(--gray-500);margin-bottom:32px;line-height:1.5}.login-btn{display:inline-flex;align-items:center;gap:12px;padding:14px 32px;background:var(--white);border:2px solid var(--gray-200);border-radius:var(--radius-sm);font-size:16px;font-weight:600;color:var(--gray-900);cursor:pointer;transition:all 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h1{font-size:28px;font-weight:700;color:var(--green-800);margin-bottom:12px}.welcome-subtitle{color:var(--gray-500);font-size:16px;line-height:1.6;margin-bottom:32px}.suggestions-label{color:var(--gray-500);font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;margin-bottom:12px}.suggestion-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:10px;gap:10px;width:100%}.suggestion-chip{padding:14px 16px;background:var(--white);border:1px solid var(--gray-200);border-radius:var(--radius-md);font-size:14px;color:var(--gray-700);text-align:left;cursor:pointer;transition:all .2s;line-height:1.4}.suggestion-chip:hover{border-color:var(--green-700);background:var(--green-50);color:var(--green-800)}.messages-list{display:flex;flex-direction:column;gap:4px;max-width:800px;width:100%;margin:0 auto}.chat-message{display:flex;gap:12px;padding:12px 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.15s}.source-tag:hover{background:var(--green-100);color:var(--green-800)}.source-tag.pestpac{background:#fff3cd;color:#856404}.source-tag.sharepoint{background:#d6eaf8;color:#1a5276}.speak-btn{margin-top:6px;padding:4px 8px;background:none;border:none;cursor:pointer;font-size:14px;opacity:.5;transition:opacity .15s}.speak-btn:hover{opacity:1}.typing-indicator{display:flex;gap:4px;padding:4px 0}.typing-indicator span{width:8px;height:8px;background:var(--gray-300);border-radius:50%;animation:typing 1.4s infinite}.typing-indicator span:nth-child(2){animation-delay:.2s}.typing-indicator span:nth-child(3){animation-delay:.4s}@keyframes typing{0%,60%,to{transform:translateY(0);opacity:.4}30%{transform:translateY(-6px);opacity:1}}.chat-input-container{padding:12px 20px 20px;background:var(--gray-50);border-top:1px solid var(--gray-200)}.chat-input-wrapper{display:flex;align-items:flex-end;gap:8px;max-width:800px;margin:0 auto;background:var(--white);border:2px solid 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rgba(220,53,69,0)}}.send-btn{background:var(--green-700);color:var(--white)}.send-btn:hover:not(:disabled){background:var(--green-500)}.send-btn:disabled{background:var(--gray-200);color:var(--gray-500);cursor:not-allowed}.loading-spinner{width:20px;height:20px;border:2px solid hsla(0,0%,100%,.3);border-top:2px solid var(--white);border-radius:50%;animation:spin .8s linear infinite}.loading-spinner.large{width:32px;height:32px;border-color:var(--gray-200);border-top-color:var(--green-700);margin:16px auto}@keyframes spin{to{transform:rotate(1turn)}}@media (max-width:640px){.app-header{padding:10px 12px}.header-title{font-size:17px}.user-name{display:none}.mode-toggle{margin-left:8px}.mode-btn{padding:5px 10px;font-size:12px}.mode-btn svg{display:none}.suggestion-grid{grid-template-columns:1fr}.welcome-screen h1{font-size:24px}.message-content{max-width:85%}.chat-input-container{padding:8px 12px 12px}}@supports (padding-top:env(safe-area-inset-top)){.app-header{padding-top:calc(12px + env(safe-area-inset-top))}.chat-input-container{padding-bottom:calc(20px + env(safe-area-inset-bottom))}}