*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--green:#006847;--white:#fff;--red:#ce1126;--bg:#f0f2f5;--card-bg:#fff;--text:#1a1a2e;--text-light:#6b7280;--shadow:0 1px 3px #00000014, 0 1px 2px #0000000f;--shadow-hover:0 4px 12px #0000001a, 0 2px 4px #0000000f;--radius:12px;--max-w:1200px}body{background:var(--bg);color:var(--text);min-height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.5}.tricolor{z-index:100;height:6px;display:flex;position:fixed;top:0;left:0;right:0}.tricolor .green{background:var(--green);flex:1}.tricolor .white{background:var(--white);flex:1}.tricolor .red{background:var(--red);flex:1}.header{z-index:99;background:var(--white);border-bottom:1px solid #e5e7eb;justify-content:space-between;align-items:center;height:64px;padding:0 24px;display:flex;position:fixed;top:6px;left:0;right:0}.header-left{align-items:center;gap:12px;display:flex}.header-logo{width:auto;height:40px}.header-title{color:var(--green);font-size:18px;font-weight:700;line-height:1.2}.header-title small{color:var(--text-light);letter-spacing:.5px;font-size:11px;font-weight:400;display:block}.header-nav{gap:24px;list-style:none;display:flex}.header-nav a{color:var(--text);font-size:14px;font-weight:500;text-decoration:none;transition:color .2s}.header-nav a:hover{color:var(--green)}.main{max-width:var(--max-w);margin:0 auto;padding:70px 24px 60px}.hero{text-align:center;padding:48px 0 32px}.hero h1{color:var(--text);margin-bottom:8px;font-size:2rem;font-weight:800}.hero p{color:var(--text-light);max-width:600px;margin:0 auto;font-size:1.1rem}.history-section{background:#fff;border:1px solid #d1fae5;border-radius:12px;margin:12px 0 28px;padding:14px}.history-section h3{color:var(--green);margin-bottom:10px;font-size:1rem}.history-list{flex-direction:column;gap:10px;display:flex}.history-item{border:1px solid #e5e7eb;border-radius:10px;justify-content:space-between;align-items:center;padding:10px 12px;display:flex}.history-item-main p{color:var(--text-light);font-size:.86rem}.history-item-main span{color:#6b7280;font-size:.78rem}.history-item button{border:1px solid var(--green);color:var(--green);cursor:pointer;background:#fff;border-radius:999px;padding:6px 12px;font-size:.8rem;font-weight:600}.history-item button:hover{background:var(--green);color:#fff}.cards-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px;margin-top:32px;display:grid}.tenant-card{background:var(--card-bg);border-radius:var(--radius);box-shadow:var(--shadow);cursor:pointer;text-align:center;border:1px solid #0000;flex-direction:column;align-items:center;padding:28px 24px;transition:all .25s;display:flex}.tenant-card:hover{box-shadow:var(--shadow-hover);border-color:var(--green);transform:translateY(-2px)}.tenant-card-icon{margin-bottom:12px;font-size:2.5rem}.tenant-card h3{margin-bottom:6px;font-size:1.1rem;font-weight:700}.tenant-card p{color:var(--text-light);margin-bottom:16px;font-size:.85rem;line-height:1.4}.tenant-card-btn{background:var(--green);color:#fff;cursor:pointer;border:none;border-radius:8px;padding:10px 24px;font-size:.85rem;font-weight:600;transition:background .2s}.tenant-card-btn:hover{background:#005a3d}.chat-overlay{z-index:200;background:#00000080;justify-content:center;align-items:center;animation:.2s fadeIn;display:flex;position:fixed;inset:0}.chat-modal{background:var(--white);border-radius:16px;flex-direction:column;width:90%;max-width:640px;height:80vh;max-height:700px;animation:.25s slideUp;display:flex;box-shadow:0 20px 60px #0003}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.chat-header{border-bottom:1px solid #e5e7eb;flex-shrink:0;justify-content:space-between;align-items:center;padding:16px 20px;display:flex}.chat-header h2{color:var(--green);font-size:1.05rem;font-weight:700}.chat-header-actions{align-items:center;gap:8px;display:flex}.history-toggle-btn{color:#166534;cursor:pointer;background:#f0fdf4;border:1px solid #86efac;border-radius:999px;padding:6px 12px;font-size:.8rem}.history-toggle-btn:hover{background:#dcfce7}.chat-close{cursor:pointer;background:#f3f4f6;border:none;border-radius:50%;justify-content:center;align-items:center;width:36px;height:36px;font-size:1.2rem;transition:background .2s;display:flex}.chat-close:hover{background:#e5e7eb}.chat-history-panel{background:#f8fffb;border-bottom:1px solid #e5e7eb;max-height:160px;padding:10px 14px;overflow-y:auto}.chat-history-panel p{color:var(--text-light);font-size:.85rem}.chat-history-row{background:#fff;border:1px solid #d1fae5;border-radius:8px;justify-content:space-between;align-items:center;margin-bottom:6px;padding:8px 10px;display:flex}.chat-history-row strong{font-size:.86rem;display:block}.chat-history-row span{color:var(--text-light);font-size:.74rem}.chat-history-row button{border:1px solid var(--green);color:var(--green);cursor:pointer;background:#fff;border-radius:999px;padding:5px 10px;font-size:.75rem;font-weight:600}.chat-history-row button:hover{background:var(--green);color:#fff}.chat-messages{flex-direction:column;flex:1;gap:12px;padding:20px;display:flex;overflow-y:auto}.chat-messages::-webkit-scrollbar{width:6px}.chat-messages::-webkit-scrollbar-thumb{background:#d1d5db;border-radius:3px}.message{white-space:pre-wrap;word-break:break-word;border-radius:12px;max-width:80%;padding:12px 16px;font-size:.92rem;line-height:1.5;animation:.2s fadeIn}.message.user{background:var(--green);color:#fff;border-bottom-right-radius:4px;align-self:flex-end}.message.bot{color:var(--text);background:#f3f4f6;border-bottom-left-radius:4px;align-self:flex-start}.message-wrap{flex-direction:column;max-width:80%;display:flex}.message-wrap.user{align-self:flex-end}.message-wrap.bot{align-self:flex-start}.pdf-actions{flex-wrap:wrap;gap:8px;margin-top:6px;display:flex}.pdf-download-btn{color:#166534;cursor:pointer;background:#fff;border:1px solid #16a34a;border-radius:999px;padding:5px 10px;font-size:.75rem;transition:all .2s}.pdf-download-btn:hover:not(:disabled){color:#fff;background:#16a34a}.pdf-download-btn:disabled{opacity:.6;cursor:not-allowed}.typing-indicator{background:#f3f4f6;border-radius:12px 12px 12px 4px;align-self:flex-start;align-items:center;gap:4px;padding:14px 20px;display:flex}.typing-indicator span{background:#9ca3af;border-radius:50%;width:8px;height:8px;animation:1.4s infinite typing}.typing-indicator span:nth-child(2){animation-delay:.2s}.typing-indicator span:nth-child(3){animation-delay:.4s}@keyframes typing{0%,60%,to{opacity:.3;transform:translateY(0)}30%{opacity:1;transform:translateY(-4px)}}.chat-status{color:var(--text-light);border-top:1px solid #e5e7eb;flex-shrink:0;align-items:center;gap:8px;padding:8px 20px;font-size:.8rem;display:flex}.chat-status .spinner{border:2px solid #e5e7eb;border-top-color:var(--green);border-radius:50%;width:12px;height:12px;animation:.6s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.chat-input-area{border-top:1px solid #e5e7eb;flex-shrink:0;gap:8px;padding:12px 20px 16px;display:flex}.chat-input-area input{border:1px solid #d1d5db;border-radius:10px;outline:none;flex:1;padding:10px 16px;font-size:.92rem;transition:border-color .2s}.chat-input-area input:focus{border-color:var(--green)}.chat-input-area input:disabled{background:#f9fafb}.chat-send-btn{background:var(--green);color:#fff;cursor:pointer;white-space:nowrap;border:none;border-radius:10px;padding:10px 20px;font-weight:600;transition:background .2s}.chat-send-btn:hover:not(:disabled){background:#005a3d}.chat-send-btn:disabled{opacity:.5;cursor:not-allowed}.footer{text-align:center;color:var(--text-light);border-top:1px solid #e5e7eb;margin-top:48px;padding:32px 24px;font-size:.8rem}@media (width<=768px){.header-nav{display:none}.hero h1{font-size:1.4rem}.hero p{font-size:.95rem}.cards-grid{grid-template-columns:1fr}.history-item{flex-direction:column;align-items:flex-start;gap:8px}.chat-modal{border-radius:0;width:100%;height:100vh;max-height:100vh}}