:root{
  --do:#D10201; --do-dam:#9e0100; --do-nhat:#fdecec;
  --nen:#faf7f2; --the:#ffffff; --chu:#1d1b19; --chu-phu:#5d5852; --vien:#e8e2d8;
  --xanh:#1f7a4d; --bong:0 6px 24px rgba(40,20,10,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{margin:0;background:var(--nen);color:var(--chu);font:16px/1.6 "Be Vietnam Pro",system-ui,sans-serif}
img{max-width:100%;display:block}
a{color:inherit}
.khung{max-width:1120px;margin:0 auto;padding:0 16px}
h1,h2,h3{line-height:1.25;margin:0 0 .4em}
.nhan{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.08em;color:var(--do);text-transform:uppercase;margin-bottom:.4em}
section{padding:64px 0}
section+section{border-top:1px solid var(--vien)}
.mo-ta{color:var(--chu-phu);max-width:680px}
.nut{display:inline-flex;align-items:center;gap:.4em;border:0;border-radius:999px;padding:.7em 1.3em;font:inherit;font-weight:700;cursor:pointer;text-decoration:none;white-space:nowrap}
.nut-do{background:var(--do);color:#fff}.nut-do:hover{background:var(--do-dam)}
.nut-vien{background:#fff;border:1.5px solid var(--vien);color:var(--chu)}.nut-vien:hover{border-color:var(--do);color:var(--do)}

/* đầu trang */
#dau{position:sticky;top:0;z-index:50;background:rgba(250,247,242,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--vien)}
#dau .khung{display:flex;align-items:center;gap:20px;height:64px}
.logo{display:flex;align-items:center;gap:8px;text-decoration:none;font-weight:800;font-size:1.1rem}
.logo img{height:34px;width:auto}
.logo span{color:var(--do)}
#dau nav{display:flex;gap:18px;margin-left:auto;font-size:.92rem;font-weight:500}
#dau nav a{text-decoration:none;color:var(--chu-phu)}#dau nav a:hover{color:var(--do)}
#mo-menu{display:none;margin-left:auto;background:none;border:0;font-size:1.6rem;cursor:pointer}
@media(max-width:900px){
  #dau nav{display:none;position:absolute;top:64px;left:0;right:0;flex-direction:column;gap:0;background:var(--nen);border-bottom:1px solid var(--vien)}
  #dau nav.mo{display:flex}#dau nav a{padding:14px 16px;border-top:1px solid var(--vien)}
  #mo-menu{display:block}#dau .nut{display:none}
}

/* mở đầu */
#mo-dau{padding:48px 0 64px}
#mo-dau .khung{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
#mo-dau h1{font-size:clamp(2rem,4.6vw,3.2rem);font-weight:800;letter-spacing:-.02em}
#mo-dau h1 em{font-style:normal;color:var(--do)}
.hop-tim{background:#fff;border:1px solid var(--vien);border-radius:16px;padding:16px;box-shadow:var(--bong);margin:22px 0 18px}
.hop-tim label{font-weight:600;font-size:.92rem;display:block;margin-bottom:8px}
.chip-hang{display:flex;flex-wrap:wrap;gap:8px}
.chip{border:1.5px solid var(--vien);background:#fff;border-radius:999px;padding:.4em .9em;font:inherit;font-size:.88rem;cursor:pointer}
.chip.chon{background:var(--do);border-color:var(--do);color:#fff}
.nut-tim{margin-top:16px;width:100%;justify-content:center}
.muc-gia{color:var(--do);font-weight:800;margin-left:4px}
.keo-gia{position:relative;height:32px;margin:4px 10px 0}
.keo-gia .ray{position:absolute;left:0;right:0;top:13px;height:6px;border-radius:3px;background:var(--vien)}
.keo-gia .ray-chon{position:absolute;top:0;bottom:0;background:var(--do);border-radius:3px}
.keo-gia input{position:absolute;left:-10px;width:calc(100% + 20px);top:0;height:32px;margin:0;background:none;pointer-events:none;-webkit-appearance:none;appearance:none}
.keo-gia input::-webkit-slider-runnable-track{background:none}
.keo-gia input::-webkit-slider-thumb{-webkit-appearance:none;pointer-events:auto;width:24px;height:24px;border-radius:50%;background:#fff;border:3px solid var(--do);box-shadow:0 2px 6px rgba(0,0,0,.2);cursor:grab}
.keo-gia input::-moz-range-thumb{pointer-events:auto;width:18px;height:18px;border-radius:50%;background:#fff;border:3px solid var(--do);cursor:grab}
.keo-gia input::-moz-range-track{background:none}
.vach-gia{display:flex;justify-content:space-between;font-size:.78rem;color:var(--chu-phu);margin:2px 0 0}
.thanh-loc{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:space-between;margin-top:20px;padding:12px 16px;background:#fff;border:1px solid var(--vien);border-radius:12px;font-size:.92rem}
.thanh-loc select{font:inherit;padding:6px 10px;border:1.5px solid var(--vien);border-radius:8px;background:#fff}
.thanh-loc button{border:0;background:none;color:var(--do);font:inherit;font-weight:600;cursor:pointer;padding:0}
.anh-mo-dau{position:relative;border-radius:20px;overflow:hidden;box-shadow:var(--bong);aspect-ratio:4/5}
.anh-mo-dau img{width:100%;height:100%;object-fit:cover}
.anh-mo-dau figcaption{position:absolute;left:12px;right:12px;bottom:12px;background:rgba(255,255,255,.94);border-radius:12px;padding:10px 14px;font-size:.88rem}
@media(max-width:800px){#mo-dau .khung{grid-template-columns:1fr}.anh-mo-dau{aspect-ratio:4/3}}

/* nhà đang bán */
/* hàng ngang thẻ nhỏ kiểu sàn: lướt ngang, bấm thẻ để xuống phần chi tiết */
.hang-ngang{position:relative;margin-top:20px}
.cuon-ngang{display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x proximity;scroll-behavior:smooth;padding:4px 2px 14px;scrollbar-width:thin}
.the-ngang{flex:0 0 calc((100% - 64px)/5);scroll-snap-align:start;display:flex;flex-direction:column;background:var(--the);border:1px solid var(--vien);border-radius:14px;overflow:hidden;text-decoration:none;color:inherit;transition:box-shadow .15s,border-color .15s}
.the-ngang:hover{border-color:var(--do);box-shadow:var(--bong)}
.the-ngang.an{display:none}
.the-ngang .anh{position:relative;aspect-ratio:1/1;background:#eee;overflow:hidden;flex:none}
.the-ngang .anh img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.the-ngang .anh .trang-thai{position:absolute;left:8px;top:8px;background:var(--do);color:#fff;font-weight:700;font-size:.7rem;border-radius:5px;padding:3px 8px}
.the-ngang .anh .dem{position:absolute;right:8px;bottom:8px;background:rgba(0,0,0,.6);color:#fff;border-radius:999px;padding:2px 9px;font-size:.74rem}
.the-ngang .than{padding:12px 12px 14px;display:flex;flex-direction:column;flex:1}
.the-ngang .ten{font-size:.95rem;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.8em}
.the-ngang .gia-nho{font-size:1.2rem;font-weight:800;color:var(--do);margin-top:8px}
.the-ngang .ghi{font-size:.8rem;color:var(--chu-phu)}
.the-ngang .phu{font-size:.8rem;color:var(--chu-phu);margin-top:8px}
.the-ngang .xem{margin-top:auto;padding-top:12px}
.the-ngang .xem span{display:block;text-align:center;background:var(--do-nhat);color:var(--do);font-weight:700;border-radius:8px;padding:9px}
.the-ngang:hover .xem span{background:var(--do);color:#fff}
.mui{position:absolute;top:30%;transform:translateY(-50%);z-index:2;width:42px;height:42px;border-radius:50%;border:1px solid var(--vien);background:#fff;box-shadow:var(--bong);font-size:1.6rem;line-height:1;cursor:pointer;color:var(--chu)}
.mui.trai{left:-22px}.mui.phai{right:-22px}.mui:hover{color:var(--do);border-color:var(--do)}
@media(max-width:1000px){.the-ngang{flex-basis:calc((100% - 32px)/3)}}
@media(max-width:640px){.the-ngang{flex-basis:42%}.mui{display:none}}
.tieu-de-chi-tiet{margin-top:36px;font-size:1.3rem}
.luoi-nha{display:grid;gap:28px;margin-top:16px}
.can{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);background:var(--the);border:1px solid var(--vien);border-radius:20px;overflow:hidden;box-shadow:var(--bong)}
.can.an{display:none}
@media(max-width:860px){.can{grid-template-columns:minmax(0,1fr)}}
.bo-anh{position:relative;background:#111;cursor:zoom-in;min-height:320px}
.bo-anh img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.bo-anh .dem{position:absolute;left:12px;bottom:12px;background:rgba(0,0,0,.65);color:#fff;border-radius:999px;padding:4px 12px;font-size:.82rem}
.bo-anh .trang-thai{position:absolute;left:12px;top:12px;background:var(--do);color:#fff;font-weight:700;font-size:.78rem;border-radius:6px;padding:4px 10px}
.anh-nho{display:flex;gap:6px;padding:8px;background:#111;overflow-x:auto}
.anh-nho img{width:64px;height:64px;object-fit:cover;border-radius:6px;opacity:.65;cursor:pointer;flex:none}
.anh-nho img.dang{opacity:1;outline:2px solid #fff}
.cot-anh{display:flex;flex-direction:column}.cot-anh .bo-anh{flex:1;aspect-ratio:3/4}
@media(max-width:860px){.cot-anh .bo-anh{aspect-ratio:4/5;flex:none}}
.noi-dung-can{padding:24px}
.ma{font-size:.82rem;color:var(--chu-phu)}
.can h3,.can h1{font-size:1.3rem}
/* trang chi tiết */
#chi-tiet{padding-top:28px}
.duong-dan{font-size:.88rem;color:var(--chu-phu);margin-bottom:16px}
.duong-dan a{color:var(--chu-phu)}.duong-dan a:hover{color:var(--do)}
#chi-tiet .can h1{font-size:1.6rem;line-height:1.3;margin:.2em 0}
.tat-ca-anh{grid-column:1/-1;display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px;padding:20px 24px 24px;border-top:1px solid var(--vien)}
.tat-ca-anh figure{margin:0}
.tat-ca-anh img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:10px;cursor:zoom-in;display:block}
.tat-ca-anh figcaption{font-size:.82rem;color:var(--chu-phu);margin-top:4px}
@media(max-width:640px){.tat-ca-anh{grid-template-columns:1fr 1fr;padding:14px}#chi-tiet .can h1{font-size:1.25rem}.bang{grid-template-columns:90px 1fr}}
.gia{font-size:1.5rem;font-weight:800;color:var(--do);margin:.2em 0 .1em}
.gia small{font-size:.85rem;color:var(--chu-phu);font-weight:500}
.huy-hieu{display:inline-flex;gap:6px;align-items:center;background:#eaf6ef;color:var(--xanh);border-radius:8px;padding:6px 10px;font-size:.86rem;font-weight:600;margin:10px 0}
.bang{display:grid;grid-template-columns:120px 1fr;gap:8px 14px;margin:14px 0;font-size:.94rem}
.bang dt{color:var(--chu-phu)}.bang dd{margin:0}
.hanh-dong{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.chia-se{margin-top:16px;padding-top:14px;border-top:1px dashed var(--vien);font-size:.88rem;color:var(--chu-phu);display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.chia-se button,.chia-se a{border:1px solid var(--vien);background:#fff;border-radius:8px;padding:5px 10px;font:inherit;font-size:.85rem;cursor:pointer;text-decoration:none;color:var(--chu)}
.trong{display:none;text-align:center;padding:40px;border:1px dashed var(--vien);border-radius:16px;color:var(--chu-phu);margin-top:28px}

/* xem ảnh lớn */
#hop-anh{position:fixed;inset:0;background:rgba(10,8,6,.94);z-index:100;display:none;align-items:center;justify-content:center;flex-direction:column}
#hop-anh.mo{display:flex}
#hop-anh img{max-width:min(94vw,900px);max-height:80vh;object-fit:contain;border-radius:8px}
#hop-anh .chu-anh{color:#fff;margin-top:12px;font-size:.92rem}
#hop-anh button{position:absolute;background:rgba(255,255,255,.12);color:#fff;border:0;font-size:1.8rem;width:52px;height:52px;border-radius:50%;cursor:pointer}
#hop-anh .dong{top:16px;right:16px}#hop-anh .lui{left:16px;top:50%}#hop-anh .toi{right:16px;top:50%}

/* khu vực */
.luoi-khu{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px;margin-top:24px}
.khu{background:#fff;border:1px solid var(--vien);border-radius:14px;padding:16px;text-decoration:none}
.khu:hover{border-color:var(--do)}
.khu b{display:block}.khu span{font-size:.86rem;color:var(--chu-phu)}
.luu-y{background:#fff8e6;border:1px solid #f0dfb0;border-radius:12px;padding:12px 16px;font-size:.9rem;margin-top:18px}

/* trước khi cọc */
.ds-viec{list-style:none;padding:0;margin:24px 0 0;display:grid;gap:10px;counter-reset:v}
.ds-viec li{background:#fff;border:1px solid var(--vien);border-radius:14px;padding:14px 16px;display:flex;gap:12px;align-items:flex-start}
.ds-viec input{width:22px;height:22px;accent-color:var(--do);flex:none;margin-top:3px}
.ds-viec li.xong{opacity:.6}.ds-viec li.xong b{text-decoration:line-through}
.ds-viec b{display:block}.ds-viec span{font-size:.9rem;color:var(--chu-phu)}
.tien-do{margin-top:16px;font-weight:600}

/* tính vay */
.hop-vay{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:24px}
@media(max-width:800px){.hop-vay{grid-template-columns:1fr}}
.o-nhap{background:#fff;border:1px solid var(--vien);border-radius:16px;padding:20px;display:grid;gap:14px}
.o-nhap label{font-weight:600;font-size:.92rem;display:grid;gap:6px}
.o-nhap input{font:inherit;padding:10px 12px;border:1.5px solid var(--vien);border-radius:10px;width:100%}
.o-nhap input:focus{outline:none;border-color:var(--do)}
.ket-qua{background:var(--chu);color:#fff;border-radius:16px;padding:20px;display:grid;gap:12px;align-content:start}
.ket-qua .so{font-size:1.6rem;font-weight:800;color:#ff8a87}
.ket-qua .dong-kq{display:flex;justify-content:space-between;gap:12px;border-bottom:1px solid rgba(255,255,255,.12);padding-bottom:8px;font-size:.94rem}
.ket-qua small{color:#cfc8c0}

/* giới thiệu + liên hệ */
.hai-cot{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start}
@media(max-width:800px){.hai-cot{grid-template-columns:1fr}}
.cam-ket{list-style:none;padding:0;margin:16px 0 0;display:grid;gap:10px}
.cam-ket li{background:#fff;border:1px solid var(--vien);border-radius:12px;padding:12px 14px}
#lien-he{background:var(--do);color:#fff;border:0}
#lien-he .nhan{color:#ffd6d5}#lien-he .mo-ta{color:#ffe9e8}
#lien-he .nut-vien{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}
#lien-he .nut-do{background:#fff;color:var(--do)}
.so-dt{font-size:2rem;font-weight:800;margin:0 0 10px}
.sale{font-size:1.1rem;margin-top:4px}
.tu-van{font-size:.9rem;color:var(--chu-phu);margin-top:12px}

footer{background:#1d1b19;color:#cfc8c0;padding:32px 0;font-size:.86rem}
footer b{color:#fff}

.noi-zalo{position:fixed;right:16px;bottom:16px;z-index:60;box-shadow:0 8px 24px rgba(209,2,1,.35)}
.luu-y-tin{font-size:.8rem;color:var(--chu-phu);margin-top:14px;line-height:1.5}
.luu-y-tin a{color:var(--do)}
.trang-thai.thue,.bo-anh .trang-thai.thue,.the-ngang .anh .trang-thai.thue{background:#1d4fa8}
#nha-cho-thue{border-top:0;padding-top:8px}
.the-ngang .dia-chi{font-size:.8rem;color:var(--chu-phu);margin-top:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}