:root{--ink:#173c3a;--muted:#526864;--accent:#176b5a;--paper:#f6f8f6;--line:#d9e2dc;--white:#fff}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--paper);font:16px/1.6 'Segoe UI',Arial,sans-serif}a{color:inherit}header,main,footer{max-width:1240px;margin:auto;padding:28px 32px}header{display:flex;align-items:center;gap:40px;border-bottom:1px solid var(--line)}.brand{text-decoration:none;font-size:28px;letter-spacing:3px;font-weight:750}.brand span{display:block;font-size:11px;font-weight:400;letter-spacing:1px}nav{display:flex;gap:28px;margin-left:auto}nav a{text-decoration:none;padding:10px 0}.lab{font-size:12px;border:1px solid var(--line);padding:7px 12px}.intro{display:grid;grid-template-columns:2fr 1fr;gap:40px;padding:30px 0 40px}.eyebrow{font-size:11px;font-weight:650;letter-spacing:1.8px;color:var(--muted)}h1{font-family:Georgia,'Times New Roman',serif;font-size:56px;font-weight:400;line-height:1.15;letter-spacing:-1.5px;margin:18px 0 24px}h2{font-size:24px;font-weight:500}h3{font-size:21px;font-weight:550;margin:8px 0}p{color:var(--muted)}.intro-note{border-left:1px solid var(--line);align-self:center;padding-left:36px}.intro-note span{font-size:11px;letter-spacing:2px}.intro-note p{font-family:Georgia,serif;font-size:27px;color:var(--ink)}small{font-size:12px;color:var(--muted)}input,textarea,button{font:inherit;border-radius:3px}input,textarea{width:100%;padding:12px;border:1px solid #afc2b8;background:var(--white);color:var(--ink)}textarea{min-height:100px;resize:vertical}label{display:block;font-size:14px;font-weight:550;margin:14px 0 8px}label input,label textarea{margin-top:6px}button{padding:12px 20px;background:var(--accent);color:white;border:1px solid var(--accent);cursor:pointer;min-height:46px}button:hover{background:#104b3e}button:disabled{opacity:.65;cursor:wait}:focus-visible{outline:3px solid #a37725;outline-offset:3px}.search{padding:20px 28px 28px;background:var(--white);border:1px solid var(--line)}.search div{display:flex;gap:12px}.search input{flex:1}.search button{white-space:nowrap}.section-heading{display:flex;align-items:center;justify-content:space-between;margin:32px 0 14px}.section-heading span{font-size:14px;color:var(--muted)}.property-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.property{background:var(--white);border:1px solid var(--line)}.property-visual{height:175px;background:#e7ede8;padding:22px;display:flex;flex-direction:column;justify-content:space-between}.property-visual span{font-size:11px;letter-spacing:2px}.property-visual p{font:26px Georgia,serif;margin:0;color:var(--ink)}.property-body{padding:22px}.property-body p{font-size:14px;margin:8px 0}.property-body h3 a{text-decoration:none}.price{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);padding-top:16px;margin-top:18px;gap:12px}.price a{font-size:13px}.price strong{font-size:22px}footer{border-top:1px solid var(--line);margin-top:60px;font-size:13px}footer strong{letter-spacing:2px;font-size:11px}.back{display:inline-block;margin:12px 0 30px}.detail-layout{display:grid;grid-template-columns:1.35fr 1fr;gap:48px}.detail-layout h1{font-size:44px}.detail-visual{padding:34px;background:#e7ede8;min-height:230px}.detail-visual p{font:34px/1.3 Georgia,serif;color:var(--ink)}.facts{display:flex;gap:70px;padding:22px 0;border-bottom:1px solid var(--line)}.facts span,.facts strong{display:block}.facts span{font-size:13px}.facts strong{font-size:26px}.chat{background:var(--white);border:1px solid var(--line);padding:28px;align-self:start}.chat h2{margin:12px 0}.chat p{font-size:14px}#messages{max-height:380px;overflow-y:auto;margin:24px 0}.assistant,.user{white-space:pre-wrap;padding:14px;border-left:3px solid var(--accent);background:var(--paper)}.user{border-color:#afc2b8}.status{font-size:14px;overflow-wrap:anywhere}.status.error{color:#9e3028}details{margin:22px 0;border:1px solid var(--line);padding:18px;background:var(--white)}summary{cursor:pointer;font-weight:600;min-height:28px}.form-page{max-width:700px;margin:auto}.form-page h1{font-size:44px}.skip{position:absolute;top:-100px}.skip:focus{top:8px;background:white;padding:10px;z-index:10}@media(max-width:800px){header,main,footer{padding:22px}.lab{display:none}.intro{grid-template-columns:1fr}.intro-note{display:none}h1{font-size:44px}.property-grid{grid-template-columns:repeat(2,1fr)}.detail-layout{grid-template-columns:1fr;gap:28px}}@media(max-width:480px){header{gap:12px}.brand{font-size:23px}nav{gap:18px;font-size:14px}.property-grid{grid-template-columns:1fr}.search{padding:16px}.search div{flex-direction:column}h1{font-size:39px}.detail-layout h1{font-size:36px}.chat{padding:20px}.facts{gap:35px}.form-page h1{font-size:36px}}

.support-section{margin-top:48px}#messages p{overflow-wrap:anywhere}
/* An Cu property discovery: imagery and comparable facts. */
header{background:var(--white)}nav a{min-height:44px;display:flex;align-items:center}h1{font-family:'Segoe UI',Arial,sans-serif;font-weight:650;font-size:54px;letter-spacing:-2px}h2{font-weight:650}.eyebrow{letter-spacing:0;font-size:14px}main{padding-top:24px}.home-hero{grid-template-columns:1fr 1.15fr;align-items:center;gap:42px;padding:12px 0 34px}.hero-copy>p:not(.eyebrow){max-width:440px}.hero-copy h1{margin:14px 0 22px}.hero-photo{margin:0;position:relative}.hero-photo img{display:block;width:100%;height:370px;object-fit:cover;border-radius:14px}.hero-photo figcaption{position:absolute;bottom:16px;left:16px;background:#fff;padding:6px 12px;border-radius:4px;font-size:12px;color:var(--ink)}.hero-actions{display:flex;align-items:center;gap:22px;flex-wrap:wrap;margin-top:26px}.primary-link{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:12px 20px;background:var(--accent);color:#fff;text-decoration:none;border-radius:6px;font-weight:600}.primary-link:hover{background:#104b3e}.consult-link{padding:10px 0;font-weight:600}.hero-note{font-size:12px;margin-top:20px}.search{border-radius:10px;padding:24px 28px}.search .search-heading{justify-content:space-between;align-items:center}.search-heading h2{font-size:21px;margin:0}.search-heading a{font-size:14px;min-height:44px;display:flex;align-items:center}.filter-help{font-size:13px;margin:12px 0 0}.search input,.filters select{border-radius:5px}.search-query button{border-radius:5px}.section-heading{gap:20px;margin:38px 0 20px}.section-heading h2{margin:0}.section-heading p{font-size:14px;margin:5px 0 0}.section-heading>span{white-space:nowrap}.property{border-radius:10px;overflow:hidden}.property-photo{display:block;position:relative}.property-photo img{display:block;width:100%;height:215px;object-fit:cover}.photo-label{position:absolute;bottom:12px;left:12px;background:#fff;padding:3px 9px;font-size:11px;border-radius:3px}.property-body{padding:20px}.property-location{color:var(--accent);font-weight:600}.property-body h3{font-size:21px}.property-specs{font-weight:650;color:var(--ink)}.property-specs span{font-weight:400;border-left:1px solid var(--line);padding-left:12px;margin-left:12px}.price strong{color:var(--accent)}.price a{min-height:44px;display:flex;align-items:center;font-weight:600}.empty-results{grid-column:1/-1;padding:36px;background:white;border:1px solid var(--line);border-radius:10px}.buyer-guide{display:grid;grid-template-columns:1fr 1.7fr;gap:48px;margin-top:56px;padding:32px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.buyer-guide h2{font-size:30px;line-height:1.3;margin:10px 0}.guide-topics{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.guide-topics h3{font-size:17px}.guide-topics p{font-size:14px}.feedback-panel{padding:8px 0}.detail-photo{margin:20px 0 0}.detail-photo img{width:100%;height:360px;display:block;object-fit:cover;border-radius:10px}.detail-photo figcaption{font-size:12px;color:var(--muted);margin-top:8px}.listing-notes{padding:22px;background:white;border:1px solid var(--line);border-radius:8px;margin:24px 0}.listing-notes h3{font-size:18px}.listing-notes dl{margin:14px 0}.listing-notes dl>div{display:grid;grid-template-columns:1fr 1.4fr;gap:14px;padding:10px 0;border-bottom:1px solid var(--line);font-size:14px}.listing-notes dd{margin:0;color:var(--muted)}.listing-notes p{font-size:13px}#tim-nha,#ket-qua,#chat-assistant{scroll-margin-top:20px}@media(max-width:900px){.home-hero{gap:26px}.hero-copy h1{font-size:44px}.hero-photo img{height:340px}.buyer-guide{grid-template-columns:1fr;gap:20px}.detail-photo img{height:300px}}@media(max-width:650px){header{flex-wrap:wrap;gap:12px;padding:18px 22px}.brand span{font-size:10px}nav{gap:20px}.home-hero{grid-template-columns:1fr;padding-top:0;gap:20px}.hero-copy h1{font-size:40px;letter-spacing:-1.3px}.hero-photo img{height:240px}.hero-copy>p:not(.eyebrow){max-width:none}.hero-actions{margin-top:20px}.hero-note{margin-bottom:0}.search{padding:18px}.search .search-heading{flex-direction:row;gap:12px}.search-heading h2{font-size:18px}.search-heading a{font-size:12px}.search-query,.search .filters{flex-direction:column}.filters{gap:0!important}.section-heading{align-items:start}.section-heading h2{font-size:23px}.property-grid{grid-template-columns:1fr}.property-photo img{height:230px}.guide-topics{grid-template-columns:1fr;gap:12px}.guide-topics p{margin:6px 0}.buyer-guide{margin-top:32px;padding:24px 0}.support-section{margin-top:28px}.facts{gap:32px}.facts strong{font-size:24px}.detail-layout h1{font-size:34px;letter-spacing:-1px}.listing-notes dl>div{grid-template-columns:1fr}.detail-photo img{height:240px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

.filters label{flex:1;min-width:0}.filters select{display:block;width:100%;padding:12px;font:inherit;border:1px solid #afc2b8;background:white;color:var(--ink);margin-top:6px;min-height:50px}
/* Conversation UI — An Cư, compact and source-led. */
.chat-v3{padding:0;border-radius:16px;overflow:hidden;border-color:#cbdad1;box-shadow:0 8px 28px #173c3a08;min-width:0}
.chat-heading{display:flex;gap:12px;align-items:center;padding:22px 22px 14px;background:#f0f5f1}
.chat-avatar{width:44px;height:44px;flex-shrink:0;display:grid;place-items:center;border-radius:12px;background:var(--ink);color:#fff}
.chat-avatar svg{width:25px;height:25px}.chat-heading .eyebrow{margin:0;font-size:10px;letter-spacing:1.1px}.chat-heading h2{margin:2px 0 0;font-size:22px;font-weight:600}
.chat-reset{margin-left:auto;background:transparent;color:var(--muted);border:0;padding:10px;min-width:44px;min-height:44px;display:grid;place-items:center}
.chat-reset:hover{background:#dfeae3;color:var(--ink)}.chat-reset svg{width:20px;height:20px}
.chat-v3 .chat-context{margin:0;padding:0 22px 17px;background:#f0f5f1;font-size:12px;color:#49635a;border-bottom:1px solid var(--line)}
.chat-v3 #messages{height:auto;max-height:48vh;min-height:180px;overflow-y:auto;overscroll-behavior:contain;margin:0;padding:22px 18px;display:flex;flex-direction:column;gap:20px;scrollbar-width:thin}
.chat-message{max-width:95%;flex-shrink:0;min-width:0}.message-author{display:block;color:#66766d;font-size:10px;letter-spacing:1px;margin:0 3px 7px;font-weight:650}
.message-body{white-space:pre-wrap;overflow-wrap:anywhere;font-size:14px;line-height:1.7;padding:14px 16px;border-radius:3px 14px 14px 14px;background:#f0f4f1;color:#24433a}
.from-you{align-self:flex-end;max-width:88%}.from-you .message-author{text-align:right}.from-you .message-body{background:#1d5546;color:#fff;border-radius:14px 3px 14px 14px}
.chat-suggestions{display:flex;flex-wrap:wrap;gap:7px;padding:10px 18px 14px;border-top:1px solid #eef2ee}
.chat-suggestions button{background:#fff;border:1px solid #cbdad1;border-radius:18px;color:var(--ink);font-size:12px;min-height:36px;padding:7px 11px;line-height:1.4}
.chat-suggestions button:hover{background:#edf4ef;border-color:var(--accent)}
.chat-v3 #chat-form{padding:0 18px}.chat-input-label{font-size:12px;margin:0 0 7px;color:#4a6459}
.chat-composer{display:flex;align-items:flex-end;gap:8px;border:1px solid #a9bfb2;padding:8px;border-radius:12px;background:#fff}
.chat-composer:focus-within{border-color:var(--accent);box-shadow:0 0 0 2px #176b5a18}
.chat-composer textarea{border:0;min-height:58px;max-height:180px;padding:5px 7px;font-size:14px;resize:vertical;background:transparent;box-shadow:none}.chat-composer textarea:focus-visible{outline:1px solid var(--accent);outline-offset:0}
.chat-composer button{border-radius:9px;padding:10px;min-width:44px;min-height:44px;display:grid;place-items:center}.chat-composer svg{height:22px;width:22px}
.chat-compose-meta{display:flex;justify-content:space-between;gap:10px;margin-top:7px;color:#64736a;font-size:10px}.chat-v3 .status{margin:8px 0;line-height:1.5;font-size:12px}.chat-v3 .status:empty{display:none}
.chat-v3 .chat-disclaimer{font-size:11px;line-height:1.6;padding:12px 18px 16px;margin:0;color:#63756a}
.chat-listings{display:grid;gap:8px;margin-top:10px}.chat-listing{display:flex;flex-direction:column;gap:3px;padding:13px 15px;background:#fff;border:1px solid #cbdad1;border-radius:9px;text-decoration:none}.chat-listing:hover{border-color:var(--accent);background:#f7faf7}.chat-listing-location{font-size:11px;color:var(--muted)}.chat-listing strong{font-size:14px}.chat-listing-facts{font-size:14px;font-weight:600;color:var(--accent)}.chat-listing-link{font-size:11px;margin-top:4px;color:var(--muted)}
.chat-v3 .chat-sources{margin:8px 0 0;padding:0 4px;border:0;background:transparent}.chat-sources summary{font-size:11px;color:var(--muted);font-weight:400;min-height:24px}.chat-sources a,.chat-sources span{display:block;font-size:12px;margin:5px 0;overflow-wrap:anywhere}
.chat-pending .message-body::after{content:' …';animation:chat-pulse 1s ease-in-out infinite}.chat-pending .message-body{color:var(--muted)}@keyframes chat-pulse{50%{opacity:.25}}
@media(prefers-reduced-motion:reduce){.chat-pending .message-body::after{animation:none}}
@media(max-width:480px){.chat-v3{padding:0;border-radius:12px}.chat-heading{padding:18px 15px 12px;gap:10px}.chat-heading h2{font-size:20px}.chat-v3 .chat-context{padding:0 15px 14px}.chat-v3 #messages{padding:18px 13px;height:auto;max-height:48vh}.chat-suggestions{padding:10px 13px}.chat-suggestions button{min-height:44px}.chat-v3 #chat-form{padding:0 13px}.chat-compose-meta{font-size:10px}.chat-compose-meta span:first-child{max-width:180px}}