:root{--cl-blue: #00adee;--cl-blue-dark: #0090c9;--cl-blue-light: #9bdcf5;--cl-grey: #5e6368}html{scroll-behavior:smooth}body{margin:0;background:#fafafa;font-family:system-ui,-apple-system,BlinkMacSystemFont,sans-serif;color:#222}.app{max-width:1200px;margin:0 auto;padding:32px 24px 64px}.app-header{display:flex;align-items:center;gap:18px;margin-bottom:32px}.app-logo{width:72px;height:auto;flex-shrink:0}.app-header-text h1{margin:0 0 4px;font-size:28px}.lead{color:#555;margin:0}.tile-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}.tile{display:flex;flex-direction:column;min-height:180px;padding:20px 22px;background:#fff;border:1px solid #e2e2e2;border-left:4px solid var(--cl-blue);border-radius:8px;box-shadow:0 1px 3px #0000000d;text-decoration:none;color:inherit;transition:transform .12s ease,box-shadow .12s ease,border-color .12s ease}a.tile:hover{transform:translateY(-3px);box-shadow:0 6px 18px #0000001a;border-left-color:var(--cl-blue-dark)}.tile-disabled{border-left-color:#ccc;opacity:.6;cursor:default}.tile-top{display:flex;align-items:center;justify-content:space-between;gap:8px;min-height:22px;margin-bottom:10px}.tile-tag{display:inline-block;padding:3px 12px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.04em;color:var(--cl-blue-dark);background:#eaf7fd;border-radius:999px}.tile-status{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.04em;color:var(--cl-grey)}.tile-name{margin:0 0 8px;font-size:19px;color:#222}.tile-desc{margin:0;font-size:14px;line-height:1.5;color:#555;flex:1}.tile-cta{margin-top:16px;font-size:14px;font-weight:600;color:var(--cl-blue-dark)}.chat-fab{position:fixed;bottom:24px;left:24px;width:56px;height:56px;padding:0;border:none;border-radius:50%;background:var(--cl-blue);color:#fff;cursor:pointer;box-shadow:0 3px 12px #00000040;display:flex;align-items:center;justify-content:center;z-index:200}.chat-fab:hover{background:var(--cl-blue-dark)}.chat-widget{position:fixed;bottom:92px;left:24px;width:380px;max-width:calc(100vw - 48px);height:540px;max-height:calc(100vh - 130px);background:#fff;border:1px solid #ddd;border-radius:12px;box-shadow:0 8px 28px #0000002e;display:flex;flex-direction:column;overflow:hidden;z-index:200}.chat-widget-header{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background:var(--cl-blue);color:#fff}.chat-widget-title{font-weight:600;font-size:15px}.chat-widget-close{background:transparent;border:none;color:#fff;font-size:24px;line-height:1;padding:0 4px;cursor:pointer}.chat-widget-body{flex:1;min-height:0;display:flex;flex-direction:column}.login{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}.login-card{width:100%;max-width:360px;background:#fff;border:1px solid #ddd;border-radius:8px;padding:32px 28px;box-shadow:0 2px 12px #0000000f;display:flex;flex-direction:column;gap:14px}.login-logo{width:120px;height:auto;align-self:center;margin-bottom:4px}.login-card h1{margin:0;font-size:22px;text-align:center}.login-card .lead{margin:0;color:#555;font-size:14px;text-align:center}.login-card input{padding:10px 12px;font-size:15px;border:1px solid #ccc;border-radius:4px}.login-card button{padding:10px 14px;font-size:15px;background:var(--cl-blue);color:#fff;border:none;border-radius:999px;cursor:pointer}.login-card button:disabled{background:var(--cl-blue-light);cursor:default}.error{padding:10px 12px;background:#fee;border:1px solid #c33;border-radius:4px;color:#900;font-size:13px}.chat{flex:1;min-height:0;display:flex;flex-direction:column;gap:10px;padding:12px}.chat-log{flex:1;min-height:0;overflow-y:auto;display:flex;flex-direction:column;gap:12px}.chat-empty{color:var(--cl-grey);font-size:14px;margin:auto}.chat-msg{display:flex}.chat-msg-user{justify-content:flex-end}.chat-msg-assistant{justify-content:flex-start}.chat-bubble{max-width:80%;padding:10px 14px;border-radius:12px;font-size:14px;line-height:1.5;word-break:break-word}.chat-msg-user .chat-bubble{background:var(--cl-blue);color:#fff;border-bottom-right-radius:4px;white-space:pre-wrap}.chat-msg-assistant .chat-bubble>:first-child{margin-top:0}.chat-msg-assistant .chat-bubble>:last-child{margin-bottom:0}.chat-msg-assistant .chat-bubble p{margin:0 0 8px}.chat-msg-assistant .chat-bubble ul,.chat-msg-assistant .chat-bubble ol{margin:0 0 8px;padding-left:20px}.chat-msg-assistant .chat-bubble li{margin:2px 0}.chat-msg-assistant .chat-bubble h1,.chat-msg-assistant .chat-bubble h2,.chat-msg-assistant .chat-bubble h3,.chat-msg-assistant .chat-bubble h4{margin:12px 0 6px;font-size:15px;line-height:1.3}.chat-msg-assistant .chat-bubble a{color:var(--cl-blue-dark)}.chat-msg-assistant .chat-bubble code{background:#00000012;padding:1px 5px;border-radius:4px;font-family:ui-monospace,Menlo,Monaco,Courier New,monospace;font-size:12px}.chat-msg-assistant .chat-bubble pre{background:#f6f8fa;border:1px solid #e0e0e0;border-radius:6px;padding:10px 12px;margin:0 0 8px;overflow-x:auto}.chat-msg-assistant .chat-bubble pre code{background:none;padding:0;font-size:12px}.chat-msg-assistant .chat-bubble blockquote{margin:0 0 8px;padding-left:12px;border-left:3px solid #ddd;color:#555}.chat-msg-assistant .chat-bubble table{border-collapse:collapse;font-size:13px;margin:0 0 8px}.chat-msg-assistant .chat-bubble th,.chat-msg-assistant .chat-bubble td{border:1px solid #ddd;padding:4px 8px;text-align:left}.chat-msg-assistant .chat-bubble th{background:#e8e8e8}.chat-msg-assistant .chat-bubble{background:#f0f0f0;color:#222;border-bottom-left-radius:4px}.chat-cursor{color:var(--cl-blue);animation:chat-blink 1s step-end infinite}@keyframes chat-blink{50%{opacity:0}}.chat-error{font-family:ui-monospace,Menlo,Monaco,Courier New,monospace}.chat-input-row{display:flex;gap:10px;align-items:flex-end}.chat-input-row textarea{flex:1;font-family:inherit;font-size:14px;padding:10px 12px;border:1px solid #ccc;border-radius:8px;resize:vertical;box-sizing:border-box}.chat-input-row textarea:focus{outline:none;border-color:var(--cl-blue)}.chat-input-row button{padding:10px 20px;font-size:14px;background:var(--cl-blue);color:#fff;border:none;border-radius:999px;cursor:pointer;white-space:nowrap}.chat-input-row button:disabled{background:var(--cl-blue-light);cursor:not-allowed}