/* Kiểu Apple: nền xám nhạt, khối trắng bo góc, một màu nhấn. Tự đổi theo chế độ tối của máy. */
:root{--bg:#F7F6F3;--card:#FFFFFF;--tx:#1C1917;--tx2:#57534E;--tx3:#A8A29E;--sep:rgba(28,25,23,.10);--tint:#0F766E;--tint-bg:rgba(15,118,110,.09);--fill:#EFEDE9;--gold:#7A5C12;--gold-bg:#F4ECD8;--red:#B42318;--red-bg:#FDECEA;--green:#256C3F;--green-bg:#E7F1E9;--r:12px;--r2:16px;--shadow:0 1px 2px rgba(28,25,23,.05),0 2px 8px rgba(28,25,23,.04);color-scheme:light dark}
@media (prefers-color-scheme:dark){:root{--bg:#121110;--card:#1D1B19;--tx:#F2F0ED;--tx2:#B8B2AB;--tx3:#78726C;--sep:rgba(255,255,255,.08);--tint:#6CC5B8;--tint-bg:rgba(108,197,184,.13);--fill:#2A2724;--gold:#D8B76E;--gold-bg:rgba(216,183,110,.14);--red:#F2938A;--red-bg:rgba(242,147,138,.13);--green:#93CFA2;--green-bg:rgba(147,207,162,.12);--shadow:none}}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;background:var(--bg);color:var(--tx);font:15px/1.45 -apple-system,BlinkMacSystemFont,"SF Pro Text","Inter","Segoe UI",Roboto,sans-serif;-webkit-font-smoothing:antialiased}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none;padding:0}
a{color:var(--tint);text-decoration:none}
:focus-visible{outline:2px solid var(--tint);outline-offset:2px;border-radius:6px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* Khung ba cột: thanh trái, danh sách, chi tiết */
.app{display:grid;grid-template-columns:200px minmax(0,1fr);height:100vh;height:100dvh}
body.co-panel .app{grid-template-columns:200px minmax(0,1fr) 460px}
.side{padding:18px 12px;border-right:.5px solid var(--sep);display:flex;flex-direction:column;gap:2px}
.brand{font-size:17px;font-weight:600;padding:4px 10px 16px}
.side a{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:9px;color:var(--tx);font-size:14px}
.side a svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;color:var(--tint)}
.side a[aria-current=page]{background:var(--tint);color:#fff}
.side a[aria-current=page] svg{color:#fff}
.main-col{overflow-y:auto;padding:22px 26px 60px;min-width:0}
.panel{display:none;overflow-y:auto;border-left:.5px solid var(--sep);background:var(--bg);padding:14px 18px 60px}
body.co-panel .panel{display:block}
@media (max-width:1180px) and (min-width:900px){
  body.co-panel .app{grid-template-columns:200px minmax(0,1fr)}
  .panel{position:fixed;top:0;right:0;bottom:0;width:440px;z-index:30;box-shadow:-8px 0 30px rgba(0,0,0,.12)}
}
@media (max-width:899px){
  .app,body.co-panel .app{grid-template-columns:minmax(0,1fr);height:auto}
  .side{position:fixed;left:0;right:0;bottom:0;z-index:20;flex-direction:row;justify-content:space-around;border:0;border-top:.5px solid var(--sep);padding:6px 0 calc(6px + env(safe-area-inset-bottom));background:color-mix(in srgb,var(--card) 86%,transparent);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px)}
  .brand{display:none}
  .side a{flex-direction:column;gap:2px;font-size:11px;padding:4px 10px;min-height:44px;color:var(--tx2)}
  .side a svg{width:24px;height:24px;color:inherit}
  .side a[aria-current=page]{background:none;color:var(--tint)}
  .side a[aria-current=page] svg{color:var(--tint)}
  .main-col{padding:14px 16px 110px;overflow:visible}
  body.co-panel .main-col{display:none}
  .panel{border:0;padding:6px 16px 110px;overflow:visible}
}

/* Đầu trang, bộ lọc */
.head{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:14px}
.large{font-size:30px;font-weight:700;letter-spacing:-.6px;margin:0;line-height:1.15}
.count{font-size:13px;color:var(--tx2);margin-top:2px}
.tools{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:16px}
.search{display:flex;align-items:center;gap:6px;background:var(--fill);border-radius:10px;padding:0 10px;height:36px;color:var(--tx2);flex:1 1 220px;max-width:340px}
.search input{flex:1;border:0;background:transparent;outline:0;min-width:0;font-size:15px;color:var(--tx)}
.sel{height:36px;border-radius:10px;border:0;background:var(--fill);padding:0 10px;font-size:14px;max-width:180px}
.seg{display:inline-flex;background:var(--fill);border-radius:9px;padding:2px}
.seg button{padding:5px 12px;border-radius:7px;font-size:13px;min-height:30px;white-space:nowrap}
.seg button[aria-pressed=true]{background:var(--card);box-shadow:0 1px 3px rgba(0,0,0,.12);font-weight:500}
.chips{display:flex;gap:6px;flex-wrap:wrap}
.chips button{padding:6px 13px;border-radius:999px;background:var(--card);border:.5px solid var(--sep);font-size:13px;min-height:32px}
.chips button[aria-pressed=true]{background:var(--tint);border-color:var(--tint);color:#fff}

/* Thẻ căn */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:14px}
.unit{background:var(--card);border-radius:16px;overflow:hidden;text-align:left;box-shadow:var(--shadow);display:flex;flex-direction:column;transition:transform .15s}
.unit:hover{transform:translateY(-2px)}
.unit[aria-current=true]{outline:2px solid var(--tint)}
@media (prefers-reduced-motion:reduce){.unit{transition:none}.unit:hover{transform:none}}
@media (max-width:899px){.grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.ub{padding:8px 10px 10px}.price{font-size:15px}.meta{font-size:12px}}
.cover{aspect-ratio:4/3;background:var(--fill) center/cover no-repeat;position:relative;display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.92);font-weight:600;font-size:15px;letter-spacing:.2px;text-align:center;padding:10px}
.ub{padding:10px 12px 12px}
.price{font-size:17px;font-weight:600;letter-spacing:-.2px}
.price small{font-size:12px;font-weight:400;color:var(--tx2)}
.meta{font-size:13px;color:var(--tx2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.owner{display:flex;align-items:center;gap:6px;margin-top:8px;font-size:12px;color:var(--tx2);white-space:nowrap;overflow:hidden}
.owner .av{width:20px;height:20px;font-size:10px}
.tag{font-size:11px;padding:2px 8px;border-radius:999px;background:var(--fill);color:var(--tx2);white-space:nowrap;font-weight:500}
.tag.hot{background:var(--red);color:#fff}
.tag.ban{background:var(--tint-bg);color:var(--tint)}
.tag.thue{background:var(--green-bg);color:var(--green)}
.tag-wrap .tag{background:rgba(255,255,255,.94);color:#1D1D1F}
/* Nhãn hạng chủ: đặc, màu theo hạng, nổi trên ảnh */
.vip{display:inline-block;font-size:12px;font-weight:600;padding:3px 9px;border-radius:7px;color:#fff;background:#8E8E93;white-space:nowrap;letter-spacing:.1px;box-shadow:0 1px 4px rgba(0,0,0,.25)}
.vip.v1{background:#E5484D}.vip.v2{background:#F08C00}.vip.v3{background:#0A84FF}.vip.v4{background:#20A060}.vip.v5{background:#636366}.vip.v0,.vip.v9{background:rgba(60,60,67,.6)}
/* Hạng khách mua (Tier S/A/B/C) */
.vip.t1,.av.t1{background:#AF52DE}.vip.t2{background:#E5484D}.vip.t3{background:#F08C00}.vip.t4{background:#0A84FF}
.av.t2{background:linear-gradient(180deg,#FF6B6B,#E5484D)}.av.t3{background:linear-gradient(180deg,#FFB340,#F08C00)}.av.t4{background:linear-gradient(180deg,#5AC8FA,#0A84FF)}
.row .t .vip{font-size:10px;padding:1px 6px;box-shadow:none;vertical-align:1px;margin-left:4px}
.seg.big button{padding:7px 14px;font-size:14px}
.tr .vip{font-size:11px;padding:1px 6px;box-shadow:none;margin-right:4px}
/* Bộ lọc chi tiết */
.fbtn{height:36px;padding:0 14px;border-radius:10px;background:var(--fill);font-size:14px;display:inline-flex;align-items:center;gap:6px}
.fbtn[aria-expanded=true]{background:var(--tint-bg);color:var(--tint)}
.fbtn b{background:var(--tint);color:#fff;border-radius:999px;font-size:11px;min-width:18px;height:18px;display:inline-flex;align-items:center;justify-content:center;padding:0 5px}
.filters{background:var(--card);border-radius:var(--r2);padding:6px 16px 12px;margin-bottom:14px;box-shadow:var(--shadow)}
.frow{display:grid;grid-template-columns:130px minmax(0,1fr);gap:12px;align-items:start;padding:10px 0;border-bottom:.5px solid var(--sep)}
.flb{font-size:13px;color:var(--tx2);padding-top:7px}
.frow .chips button{background:var(--bg)}
.frow .chips button[aria-pressed=true]{background:var(--tint)}
.cn{font-size:11px;opacity:.6;margin-left:2px}
.range{display:flex;align-items:center;gap:8px}
.num{width:110px;height:34px;border-radius:9px;border:0;background:var(--bg);padding:0 10px;font-size:14px}
.factions{display:flex;justify-content:flex-end;padding-top:10px}
.factions button{color:var(--red);font-size:14px;min-height:34px}
.activebar{margin:-4px 0 14px}
.activebar .active{background:var(--tint-bg);color:var(--tint);border:0}
@media (max-width:899px){.frow{grid-template-columns:1fr;gap:6px}.flb{padding:0}}
/* Nhóm theo dự án / tháp */
.ngroup{margin-bottom:26px}
.nhead{display:flex;align-items:baseline;gap:10px;margin:0 2px 10px;position:sticky;top:0;z-index:2;background:var(--bg);padding:8px 0}
.nhead h2{font-size:19px;font-weight:600;margin:0;letter-spacing:-.2px}
.nhead span{font-size:13px;color:var(--tx2)}
.tag-wrap .tag.hot{background:#D70015;color:#fff}

/* Bảng */
.table{background:var(--card);border-radius:var(--r2);overflow:hidden;box-shadow:var(--shadow)}
.tr{display:grid;grid-template-columns:110px minmax(0,1.3fr) 80px 70px 110px minmax(0,1.2fr);gap:10px;align-items:center;padding:10px 14px;font-size:14px;width:100%;text-align:left;border-top:.5px solid var(--sep)}
.tr.h{font-size:12px;color:var(--tx2);border-top:0}
button.tr:hover,button.tr[aria-current=true]{background:var(--fill)}
.tr span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
@media (max-width:899px){.tr{grid-template-columns:minmax(0,1fr) 90px}.tr .hm{display:none}}

/* Danh sách chia nhóm */
.gh{font-size:13px;color:var(--tx2);margin:0 4px 6px;display:flex;justify-content:space-between}
.group{background:var(--card);border-radius:var(--r);overflow:hidden;margin-bottom:20px}
.row{display:flex;align-items:center;gap:12px;padding:10px 14px;min-height:54px;width:100%;text-align:left;position:relative}
.row+.row::before{content:"";position:absolute;top:0;left:62px;right:0;border-top:.5px solid var(--sep)}
.group.flat .row+.row::before{left:14px}
button.row:hover,button.row[aria-current=true]{background:var(--fill)}
.av{width:36px;height:36px;border-radius:50%;flex:none;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:600;color:#fff;background:linear-gradient(180deg,#A1A1A6,#8E8E93)}
.av.v1{background:linear-gradient(180deg,#FF6B6B,#E5484D)}.av.v2{background:linear-gradient(180deg,#FFB340,#F08C00)}.av.v3{background:linear-gradient(180deg,#5AC8FA,#0A84FF)}.av.v4{background:linear-gradient(180deg,#63E6BE,#20A060)}
.mn{flex:1;min-width:0}
.t{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.s{font-size:13px;color:var(--tx2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.late{color:var(--red)}
.chev{color:var(--tx3);flex:none;width:8px}
.more{display:block;width:100%;padding:13px;text-align:center;color:var(--tint)}
.empty{padding:28px 16px;text-align:center;color:var(--tx2);font-size:14px}
.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin-bottom:18px}
.tile{background:var(--card);border-radius:var(--r2);padding:14px 16px;box-shadow:var(--shadow)}
.tile b{display:block;font-size:28px;font-weight:600;letter-spacing:-.5px;line-height:1.15}
.tile span{font-size:13px;color:var(--tx2)}
.tile.tint b{color:var(--tint)}

/* Chi tiết (panel) */
.ptop{display:flex;justify-content:space-between;align-items:center;min-height:44px;margin-bottom:6px}
.ptop button,.ptop a{color:var(--tint);font-size:16px;min-height:44px;display:inline-flex;align-items:center;gap:4px}
.photos{display:flex;gap:8px;overflow-x:auto;scroll-snap-type:x mandatory;margin:0 -2px 14px;padding:0 2px;scrollbar-width:none}
.photos img,.photos .cover{flex:0 0 100%;width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:16px;scroll-snap-align:start;background:var(--fill)}
.photos.many img{flex-basis:88%}
.ptitle{font-size:24px;font-weight:700;letter-spacing:-.4px;margin:0}
.psub{font-size:14px;color:var(--tx2);margin:2px 0 10px}
.tags{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:16px}
.kv{display:flex;justify-content:space-between;gap:16px;padding:10px 14px;font-size:14px;position:relative}
.kv+.kv::before{content:"";position:absolute;top:0;left:14px;right:0;border-top:.5px solid var(--sep)}
.kv>span:first-child{color:var(--tx2);flex:none}
.kv>span:last-child{text-align:right;word-break:break-word;white-space:pre-wrap}
.note{padding:12px 14px;font-size:14px;white-space:pre-wrap}
.note+.note{border-top:.5px solid var(--sep)}
.note b{display:block;font-size:12px;font-weight:500;color:var(--tx2);margin-bottom:2px}

/* Thẻ chủ nhà, phần bấm sổ ra */
.ocard{background:var(--card);border-radius:var(--r2);overflow:hidden;margin-bottom:18px;box-shadow:var(--shadow)}
.ohead{display:flex;align-items:center;gap:12px;padding:14px}
.ohead .av{width:46px;height:46px;font-size:17px}
.oname{font-size:17px;font-weight:600}
.acts{display:flex;gap:8px;padding:0 14px 14px}
.act{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;padding:9px 6px;border-radius:12px;background:var(--fill);color:var(--tint);font-size:12px;font-weight:500;min-height:44px}
.act svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.act.primary{background:var(--tint);color:#fff}
.act[aria-disabled=true]{opacity:.4;pointer-events:none}
details.ex{border-top:.5px solid var(--sep)}
details.ex>summary{list-style:none;display:flex;align-items:center;gap:8px;padding:12px 14px;cursor:pointer;font-size:15px;min-height:44px}
details.ex>summary::-webkit-details-marker{display:none}
details.ex>summary .n{margin-left:auto;color:var(--tx2);font-size:14px}
details.ex>summary::after{content:"";width:7px;height:7px;border-right:2px solid var(--tx3);border-bottom:2px solid var(--tx3);transform:rotate(-45deg);transition:transform .15s;margin-left:6px}
details.ex[open]>summary::after{transform:rotate(45deg)}
details.ex .inner{padding:0 0 6px}
details.sub{margin:0 14px 8px;background:var(--bg);border-radius:12px}
details.sub>summary{list-style:none;display:flex;align-items:center;gap:10px;padding:10px 12px;cursor:pointer;min-height:44px}
details.sub>summary::-webkit-details-marker{display:none}
details.sub .kv{padding:7px 12px;font-size:13px}
details.sub .kv+.kv::before{left:12px}
details.sub .open{display:block;padding:8px 12px 12px;font-size:14px;font-weight:500}
.thumb{width:44px;height:44px;border-radius:8px;flex:none;background:var(--fill) center/cover;display:flex;align-items:center;justify-content:center;color:#fff;font-size:12px;font-weight:600}
.log{padding:10px 14px;font-size:14px}
.log+.log{border-top:.5px solid var(--sep)}
.log p{margin:3px 0 0;white-space:pre-wrap}

/* Khung ghi lại (trượt từ dưới lên) */
.sheet-bg{position:fixed;inset:0;z-index:40;background:rgba(0,0,0,.35);display:flex;align-items:flex-end;justify-content:center;opacity:0;transition:opacity .2s}
.sheet-bg.on{opacity:1}
.sheet{background:var(--bg);width:100%;max-width:560px;max-height:92vh;overflow-y:auto;border-radius:14px 14px 0 0;padding:0 16px calc(24px + env(safe-area-inset-bottom));transform:translateY(24px);transition:transform .25s cubic-bezier(.2,.8,.2,1)}
.sheet-bg.on .sheet{transform:none}
@media (min-width:900px){.sheet-bg{align-items:center}.sheet{border-radius:14px}}
@media (prefers-reduced-motion:reduce){.sheet-bg,.sheet,details.ex>summary::after{transition:none}}
.sheet-h{position:sticky;top:0;z-index:1;display:flex;align-items:center;justify-content:space-between;padding:14px 0 10px;background:var(--bg)}
.sheet-h b{font-size:16px;font-weight:600;text-align:center;flex:1;padding:0 8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sheet-h button{color:var(--tint);font-size:16px;min-height:44px;padding:0 4px}
.sheet-h button.save{font-weight:600}
.sheet-h button:disabled{color:var(--tx3)}
.field{background:var(--card);border-radius:var(--r);margin-bottom:16px;overflow:hidden}
.field label,.field .lb{display:block;font-size:13px;color:var(--tx2);margin:0 0 6px}
.fl{padding:12px 16px;position:relative}
.fl+.fl::before{content:"";position:absolute;top:0;left:16px;right:0;border-top:.5px solid var(--sep)}
.fl input[type=date],.fl select,.fl textarea{width:100%;border:0;background:transparent;font-size:16px;outline:0;padding:0}
.fl textarea{min-height:64px;resize:vertical}
.opts{display:flex;flex-wrap:wrap;gap:8px}
.opts button{padding:7px 12px;border-radius:999px;background:var(--fill);font-size:14px;min-height:34px}
.opts button[aria-pressed=true]{background:var(--tint);color:#fff}
.check{display:flex;align-items:center;gap:10px;padding:8px 0;font-size:15px}
.check input{width:20px;height:20px;accent-color:var(--tint)}
.hint{font-size:12px;color:var(--tx2);margin-top:6px}
.err{color:var(--red);font-size:14px;margin:0 4px 12px}
.toast{position:fixed;left:50%;bottom:96px;transform:translateX(-50%);z-index:60;background:var(--tx);color:var(--bg);padding:10px 18px;border-radius:999px;font-size:14px;max-width:90vw}
.skel{height:56px;background:var(--card);border-radius:var(--r);margin-bottom:8px;animation:pulse 1.2s ease-in-out infinite}
@keyframes pulse{50%{opacity:.5}}
@media (prefers-reduced-motion:reduce){.skel{animation:none}}

/* Đăng nhập */
.login{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}
.login form{width:100%;max-width:360px;text-align:center}
.login input{width:100%;height:48px;border-radius:12px;border:0;background:var(--card);padding:0 16px;font-size:17px;margin:20px 0 12px}
.login button{width:100%;height:48px;border-radius:12px;background:var(--tint);color:#fff;font-size:17px;font-weight:600}

/* ===== Bộ màu thống nhất (01/11/2026): nền trung tính, một màu nhấn xanh ngọc, vàng trầm chỉ cho hạng cao nhất.
   Quy tắc: không dùng màu để phân hạng kiểu cầu vồng; nhãn luôn có chữ; chế độ tối dùng màu nhạt, bớt rực. ===== */
body{font-variant-numeric:tabular-nums}
.side a[aria-current=page]{background:var(--tint-bg);color:var(--tint);font-weight:600}
.side a[aria-current=page] svg,.side a svg{color:inherit}
.side a{color:var(--tx2)}
.chips button[aria-pressed=true],.frow .chips button[aria-pressed=true],.opts button[aria-pressed=true]{background:var(--tint-bg);border-color:var(--tint);color:var(--tint);font-weight:600}
.chips button{background:var(--card)}
.seg button[aria-pressed=true]{color:var(--tx)}
.activebar .active{background:var(--tint-bg);color:var(--tint)}
/* Ảnh đại diện: một tông trung tính; chỉ hạng cao nhất có nền vàng trầm */
.av,.av.v2,.av.v3,.av.v4,.av.v5,.av.v9,.av.t2,.av.t3,.av.t4,.av.t9{background:var(--fill);color:var(--tx2)}
.av.v1,.av.t1{background:var(--gold-bg);color:var(--gold)}
/* Nhãn hạng: vàng trầm (cao nhất) → đen đặc → viền → xám */
.vip,.vip.v0,.vip.v5,.vip.v9,.vip.t4,.vip.t9{background:var(--fill);color:var(--tx2);box-shadow:none;font-size:11px;font-weight:600;padding:2px 8px;border-radius:6px;border:1px solid transparent}
.vip.v1,.vip.t1{background:var(--gold-bg);color:var(--gold);border-color:color-mix(in srgb,var(--gold) 35%,transparent)}
.vip.v2,.vip.t2{background:var(--tx);color:var(--card)}
.vip.v3,.vip.t3{background:transparent;color:var(--tx);border-color:var(--tx3)}
.vip.v4{background:var(--fill);color:var(--tx2)}
.vip.v1::before,.vip.t1::before{content:"★ ";font-size:10px}
/* Trên ảnh: nền trắng đục cho dễ đọc */
.unit .cover .vip{background:rgba(255,255,255,.95);color:#1C1917;border-color:transparent}
.unit .cover .vip.v1{color:#7A5C12}
.unit .cover .vip.v2{background:#1C1917;color:#fff}
/* Nhãn tình trạng: chữ là chính, chỉ "Bán gấp" có màu đỏ */
.tag,.tag.ban,.tag.thue{background:var(--fill);color:var(--tx2);font-weight:500}
.tag.hot{background:var(--red-bg);color:var(--red);font-weight:600}
.tag-wrap .tag{background:rgba(255,255,255,.95);color:#44403C}
.tag-wrap .tag.hot{background:#fff;color:#B42318}
.tag-wrap .tag.hot::before,.tag.hot::before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;background:currentColor;margin-right:5px;vertical-align:1px}
/* Căn chưa có ảnh: một tông trung tính, không tô màu theo dự án */
.cover{color:var(--tx3);font-weight:500;font-size:14px}
.thumb{color:var(--tx2)}
/* Chữ và khoảng cách */
.price{font-size:18px;font-weight:650;letter-spacing:-.3px}
.meta{color:var(--tx2)}
.unit{box-shadow:var(--shadow);border:1px solid var(--sep)}
.unit[aria-current=true]{outline:2px solid var(--tint);outline-offset:1px}
.grid{gap:16px}
.large{font-weight:700;letter-spacing:-.5px}
.nhead h2{font-weight:650}
.tile b{font-weight:650}
.tile.tint b{color:var(--tint)}
.late{color:var(--red);font-weight:500}
.fbtn b{background:var(--tint)}
.act{background:var(--fill);color:var(--tx)}
.act.primary{background:var(--tint);color:#fff}
@media (prefers-color-scheme:dark){.act.primary{color:#0B2622}}

/* Đánh dấu hạng trên dòng khách và khung xem nhanh khi trỏ chuột (01/11/2026) */
.row.hg1::after,.row.tg1::after,.row.hg2::after,.row.tg2::after,.row.hg3::after,.row.tg3::after{content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;border-radius:0 3px 3px 0}
.row.hg1::after,.row.tg1::after{background:var(--gold)}
.row.hg2::after,.row.tg2::after{background:var(--tx)}
.row.hg3::after,.row.tg3::after{background:var(--tx3)}
.peek{position:fixed;z-index:60;width:320px;max-width:calc(100vw - 16px);background:var(--card);border-radius:14px;padding:14px 0 10px;box-shadow:0 10px 32px rgba(28,25,23,.16),0 0 0 .5px var(--sep);pointer-events:none;opacity:0;transform:translateY(4px);transition:opacity .15s ease-out,transform .15s ease-out;left:-999px;top:0}
.peek.on{opacity:1;transform:none}
.peek .ph{display:flex;align-items:center;gap:12px;padding:0 16px 10px}
.peek .ph>div:last-child{display:flex;flex-direction:column;align-items:flex-start;gap:4px;min-width:0}
.peek .ph b{font-size:15px;font-weight:600}
.peek .kv{padding:7px 16px;font-size:13px}
.peek .kv>span:last-child{text-align:right;font-variant-numeric:tabular-nums}
.peek .kv+.kv::before{left:16px}
.peek .foot{padding:8px 16px 0;font-size:12px;color:var(--tx3);border-top:.5px solid var(--sep);margin-top:4px}
@media (prefers-color-scheme:dark){.peek{background:#282521;box-shadow:0 10px 32px rgba(0,0,0,.55),0 0 0 .5px rgba(255,255,255,.12)}}
@media (prefers-reduced-motion:reduce){.peek{transition:none}}

/* Liquid Glass (01/11/2026, theo Apple HIG Materials): kính chỉ cho lớp điều hướng và nút
   (thanh trái, thanh tìm lọc, đầu hồ sơ, khung xem nhanh, nhãn trên ảnh); nội dung giữ nền đặc. */
:root{--glass:rgba(255,255,255,.58);--glass-thick:rgba(255,255,255,.80);--glass-line:rgba(28,25,23,.09);--glass-hi:inset 0 1px 0 rgba(255,255,255,.8);--glass-shadow:0 8px 30px rgba(28,25,23,.09),0 1px 2px rgba(28,25,23,.05);--blur:saturate(180%) blur(22px)}
@media (prefers-color-scheme:dark){:root{--glass:rgba(40,37,33,.52);--glass-thick:rgba(36,33,30,.80);--glass-line:rgba(255,255,255,.09);--glass-hi:inset 0 1px 0 rgba(255,255,255,.07);--glass-shadow:0 10px 36px rgba(0,0,0,.45)}}
body{background:radial-gradient(1100px 620px at 0% -10%,rgba(15,118,110,.10),transparent 62%),radial-gradient(900px 520px at 100% 0%,rgba(161,98,7,.07),transparent 60%),var(--bg);background-attachment:fixed}
@media (prefers-color-scheme:dark){body{background:radial-gradient(1100px 620px at 0% -10%,rgba(108,197,184,.08),transparent 62%),radial-gradient(900px 520px at 100% 0%,rgba(216,183,110,.06),transparent 60%),var(--bg);background-attachment:fixed}}
.side,.tools,.panel .ptop,.peek{backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur)}

/* Thanh trái: tấm kính nổi, bo tròn */
@media (min-width:900px){
  .app{grid-template-columns:236px minmax(0,1fr)}
  body.co-panel .app{grid-template-columns:236px minmax(0,1fr) 460px}
  .side{margin:12px 0 12px 12px;border:0;border-radius:24px;padding:16px 10px;background:var(--glass);box-shadow:var(--glass-hi),0 0 0 .5px var(--glass-line),var(--glass-shadow)}
  .side a{border-radius:14px;padding:9px 12px;min-height:40px;white-space:nowrap}
  .panel{margin:12px 12px 12px 0;border:0;border-radius:24px;background:var(--bg);box-shadow:0 0 0 .5px var(--glass-line),var(--glass-shadow)}
}
/* Màn vừa (900–1180px): thanh trái thu thành dãy biểu tượng, hồ sơ nằm cạnh danh sách, không đè lên */
@media (max-width:1180px) and (min-width:900px){
  .app{grid-template-columns:80px minmax(0,1fr)}
  body.co-panel .app{grid-template-columns:80px minmax(0,1fr) 400px}
  .panel{position:static;width:auto;z-index:auto}
  .brand{display:none}
  .side{align-items:center;padding:12px 8px}
  .side a{width:54px;height:54px;padding:0;justify-content:center}
  .side a span{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
}

/* Thanh tìm và lọc: nổi trên danh sách, danh sách cuộn mờ phía dưới */
.bar{display:contents}
.tools{position:sticky;top:10px;z-index:6;padding:8px;border-radius:20px;background:var(--glass-thick);box-shadow:var(--glass-hi),0 0 0 .5px var(--glass-line),var(--glass-shadow)}
.tools .search{background:var(--fill)}
.tools .chips button:not([aria-pressed=true]){background:transparent;border-color:var(--glass-line)}
.chips .cn{color:var(--tx3);font-weight:500;margin-left:2px}
.chips button[aria-pressed=true] .cn{color:inherit;opacity:.75}

/* Đầu hồ sơ: dải kính dính trên cùng khi cuộn */
.panel .ptop{position:sticky;top:-14px;z-index:5;margin:-14px -18px 8px;padding:6px 18px;background:var(--glass-thick);box-shadow:0 .5px 0 var(--glass-line)}
.act{border-radius:16px;box-shadow:var(--glass-hi),0 0 0 .5px var(--glass-line)}
.act.primary{box-shadow:none}

/* Nhãn trên ảnh căn: kính trong có lớp tối để chữ trắng luôn đọc được */
.tag-wrap .tag{background:rgba(20,18,16,.6);color:#fff;backdrop-filter:blur(12px) saturate(160%);-webkit-backdrop-filter:blur(12px) saturate(160%);box-shadow:inset 0 0 0 .5px rgba(255,255,255,.22)}
.tag-wrap .tag.hot{background:rgba(180,35,24,.9);color:#fff}

/* Khung xem nhanh: kính dày */
.peek{background:var(--glass-thick);box-shadow:var(--glass-hi),0 0 0 .5px var(--glass-line),0 14px 40px rgba(28,25,23,.18)}
@media (prefers-color-scheme:dark){.peek{background:rgba(40,37,33,.86);box-shadow:var(--glass-hi),0 0 0 .5px var(--glass-line),0 14px 40px rgba(0,0,0,.55)}}

/* Điện thoại: thanh mục dạng viên kính nổi ở đáy; thanh lọc không dính để đỡ chiếm màn */
@media (max-width:899px){
  .side{left:12px;right:12px;bottom:calc(10px + env(safe-area-inset-bottom));padding:6px;border:0;border-radius:28px;background:var(--glass);box-shadow:var(--glass-hi),0 0 0 .5px var(--glass-line),var(--glass-shadow)}
  .side a{flex:1;border-radius:22px;padding:5px 2px;font-size:10.5px;white-space:nowrap}
  .side a[aria-current=page]{background:var(--tint-bg)}
  .tools{position:static}
  .panel .ptop{top:0;margin:-6px -16px 8px;padding:4px 16px}
}

/* Máy bật giảm trong suốt hoặc trình duyệt không hỗ trợ kính: dùng nền đặc */
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){:root{--glass:var(--card);--glass-thick:var(--card)}.tag-wrap .tag{background:rgba(20,18,16,.85)}}
@media (prefers-reduced-transparency:reduce){
  :root{--glass:var(--card);--glass-thick:var(--card)}
  .side,.tools,.panel .ptop,.peek,.tag-wrap .tag{backdrop-filter:none;-webkit-backdrop-filter:none}
  .tag-wrap .tag{background:rgba(20,18,16,.85)}
  .peek{background:var(--card)}
}
/* Mép trên danh sách mờ dần, để phần cuộn qua khe phía trên thanh lọc không lộ ra */
@media (min-width:900px){.main-col{-webkit-mask-image:linear-gradient(transparent,#000 10px);mask-image:linear-gradient(transparent,#000 10px)}}
/* Thanh lọc mục khách: dòng trên tìm (và lọc phụ), dòng dưới các nút hạng */
.tools.k .search{max-width:none}
.tools.k .chips{flex-basis:100%}
@media (max-width:899px){.tools.k .chips{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;margin:0 -8px;padding:0 8px}.tools.k .chips::-webkit-scrollbar{display:none}.tools.k .chips button{flex:none}}

/* ===== Giao diện cyan (01/11/2026, Tài chọn): nền kem ấm, chữ than đậm, nhấn xanh cyan.
   Chữ: Newsreader (có chân) cho tiêu đề và giá, Be Vietnam Pro cho chữ thường. Bỏ nền loang màu. ===== */
:root{--bg:#F6F4EF;--card:#FFFFFF;--fill:#ECE9E2;--tx:#14181A;--tx2:#4C585C;--tx3:#929EA1;--sep:rgba(20,24,26,.10);--tint:#00838A;--cyan:#00B4B4;--tint-bg:rgba(0,180,180,.11);--gold:#8A6A1F;--gold-bg:#F3EBD9;--red:#A8261F;--red-bg:#FBEAE8;--shadow:0 1px 2px rgba(20,24,26,.04),0 4px 14px rgba(20,24,26,.05);--serif:"Newsreader",Georgia,"Times New Roman",serif;--sans:"Be Vietnam Pro",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;--glass:rgba(255,255,255,.72);--glass-thick:rgba(255,255,255,.88)}
@media (prefers-color-scheme:dark){:root{--bg:#0B0F10;--card:#141A1C;--fill:#1E2629;--tx:#EEF3F3;--tx2:#A6B3B6;--tx3:#66767A;--sep:rgba(255,255,255,.08);--tint:#2CCFCF;--cyan:#2CCFCF;--tint-bg:rgba(44,207,207,.14);--gold:#D6B46E;--gold-bg:rgba(214,180,110,.14);--red:#EF8C83;--red-bg:rgba(239,140,131,.14);--shadow:none;--glass:rgba(20,26,28,.72);--glass-thick:rgba(20,26,28,.9)}}
html,body{font-family:var(--sans);font-size:15px;line-height:1.5}
body,body{background:var(--bg)}
@media (prefers-color-scheme:dark){body{background:var(--bg)}}
.large,.ptitle,.price,.brand,.nhead h2,.tile b,.oname{font-family:var(--serif);font-weight:600;letter-spacing:-.2px}
.large{font-size:34px;line-height:1.1}
.count{font-size:13.5px;margin-top:4px}
.brand{font-size:21px;padding:6px 12px 18px}
.brand::before{content:"";display:inline-block;width:10px;height:10px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px var(--tint-bg);margin-right:10px;vertical-align:2px}
.side a{font-size:14.5px;font-weight:500}
.side a[aria-current=page]{background:var(--tint-bg);color:var(--tint)}

/* Thanh tìm lọc: phẳng, viền mảnh, không kính mờ */
.tools{background:var(--card);box-shadow:0 0 0 1px var(--sep),var(--shadow);border-radius:16px;backdrop-filter:none;-webkit-backdrop-filter:none}
.search{background:var(--fill);border-radius:10px;height:38px}
.chips button{font-size:13.5px;font-weight:500}
.chips button[aria-pressed=true],.frow .chips button[aria-pressed=true],.opts button[aria-pressed=true]{background:var(--tint);border-color:var(--tint);color:#fff}
@media (prefers-color-scheme:dark){.chips button[aria-pressed=true],.frow .chips button[aria-pressed=true],.opts button[aria-pressed=true]{color:#06201F}}
.fbtn,.sel{font-weight:500}

/* Thẻ căn: to hơn, giá nổi bật, có giá mỗi m² */
.grid{grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:18px}
.unit{border-radius:18px;border:1px solid var(--sep);transition:transform .15s,box-shadow .15s}
.unit:hover{box-shadow:0 10px 28px rgba(20,24,26,.10)}
.ub{padding:12px 14px 14px}
.price{font-size:24px;line-height:1.15;display:flex;align-items:baseline;gap:8px;flex-wrap:wrap}
.price small{font-family:var(--sans)}
.price .m2{font-size:12.5px;font-weight:500;color:var(--tint);background:var(--tint-bg);padding:1px 7px;border-radius:999px;letter-spacing:0}
.meta{font-size:13.5px;margin-top:3px}
.ub .meta:first-of-type{color:var(--tx);font-weight:500}
.owner{margin-top:10px;padding-top:10px;border-top:1px solid var(--sep);font-size:13px}
.unit[aria-current=true]{outline:2px solid var(--cyan)}

/* Căn chưa có ảnh: thẻ tên dự án kiểu danh thiếp thay cho ô xám */
.cover.trong{flex-direction:column;gap:4px;background:linear-gradient(150deg,#0E3B3F 0%,#0A2629 100%)!important;color:#fff}
.cover.trong::after{content:"";position:absolute;inset:10px;border:1px solid rgba(0,180,180,.35);border-radius:10px;pointer-events:none}
.cover.trong .tr-ten{font-family:var(--serif);font-size:22px;font-weight:600;letter-spacing:.2px}
.cover.trong .tr-ma{font-size:12px;letter-spacing:1.5px;color:rgba(178,236,236,.85);text-transform:uppercase}
.photos .cover.trong{color:#fff;font-family:var(--serif);font-size:20px}
.thumb.trong{background:#0E3B3F!important;color:#B2ECEC}

/* Nhãn trên ảnh */
.tag-wrap .tag{background:rgba(10,15,16,.62)}
.tag-wrap .tag.hot{background:#A8261F}

/* Danh sách khách: dòng cao hơn, tên rõ hơn */
.row{min-height:62px;padding:12px 16px}
.row .t{font-size:15.5px;font-weight:600}
.row .s{font-size:13.5px}
.group{border:1px solid var(--sep);border-radius:16px}
.av.v1,.av.t1{background:var(--gold-bg);color:var(--gold)}

/* Chi tiết căn */
.ptitle{font-size:32px}
.psub{font-size:14px}
.panel .ptop{backdrop-filter:none;-webkit-backdrop-filter:none;background:var(--bg)}
.act.primary{background:var(--tint)}

/* Đăng nhập: nền xanh than sâu, khung thẻ có viền cyan */
.login{background:radial-gradient(900px 500px at 50% -10%,rgba(0,180,180,.22),transparent 60%),#071214;color:#EEF3F3}
.login form{background:rgba(20,30,32,.72);border:1px solid rgba(0,180,180,.28);border-radius:22px;padding:34px 28px 28px;box-shadow:0 30px 80px rgba(0,0,0,.45)}
.login .lg-mark{width:52px;height:52px;margin:0 auto 16px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-family:var(--serif);font-size:22px;font-weight:600;color:#071214;background:linear-gradient(140deg,#4FE0E0,#00A3A8)}
.login .large{font-size:30px}
.login .s{color:#9FB2B5;margin-top:6px;white-space:normal}
.login input{background:#0E1B1D;color:#EEF3F3;border:1px solid rgba(255,255,255,.10);font-family:var(--sans);letter-spacing:1px}
.login input:focus{outline:2px solid #00B4B4;outline-offset:1px}
.login button{background:#00B4B4;color:#04191A;font-weight:700}
.login button:disabled{opacity:.6}

/* Điện thoại: tiêu đề gọn, thẻ căn một cột nằm ngang cho khỏi cắt chữ */
@media (max-width:899px){
  .large{font-size:26px}
  .head{margin-bottom:10px}
  .tools .chips{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;flex-basis:100%}
  .tools .chips::-webkit-scrollbar{display:none}
  .tools .chips button{flex:none}
  .grid{grid-template-columns:1fr;gap:12px}
  .unit{display:grid;grid-template-columns:132px minmax(0,1fr);position:relative}
  .unit .cover{aspect-ratio:auto;height:100%;min-height:150px}
  .unit .cover.trong .tr-ten{font-size:17px}
  .unit .tag-wrap{flex-direction:column;align-items:flex-start}
  .ub{padding:12px 12px 12px 14px}
  .price{font-size:21px}
  .meta{white-space:normal;font-size:13px}
}

/* ===== Phông và màu theo luật của Tài (01/11/2026): dùng phông trong kho video (Fz NyghtSerif + Gilmer);
   toàn hệ thống không có màu đỏ hay vàng, chỉ trắng, đen, xám và xanh cyan (#0cf1f1 như trong video). ===== */
@font-face{font-family:"Gilmer";src:url(/phong/gilmer-vua.ttf) format("truetype");font-weight:400 500;font-display:swap}
@font-face{font-family:"Gilmer";src:url(/phong/gilmer-dam.ttf) format("truetype");font-weight:600 700;font-display:swap}
@font-face{font-family:"Gilmer";src:url(/phong/gilmer-den.ttf) format("truetype");font-weight:800 900;font-display:swap}
@font-face{font-family:"Fz NyghtSerif";src:url(/phong/nyght-nghieng.ttf) format("truetype");font-style:italic;font-display:swap}
:root{--serif:"Fz NyghtSerif",Georgia,serif;--sans:"Gilmer",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--cyan:#0CF1F1;--tint:#007F86;--tint-bg:rgba(12,241,241,.14);--red:var(--tint);--red-bg:var(--tint-bg);--gold:var(--tint);--gold-bg:var(--tint-bg)}
@media (prefers-color-scheme:dark){:root{--cyan:#0CF1F1;--tint:#0CF1F1;--tint-bg:rgba(12,241,241,.13);--red:var(--tint);--red-bg:var(--tint-bg);--gold:var(--tint);--gold-bg:var(--tint-bg)}}
html,body,button,input,select,textarea{font-family:var(--sans)}
/* Tiêu đề: chữ có chân nghiêng; giá: Gilmer đậm cho số rõ */
.large,.ptitle,.brand,.nhead h2,.oname,.cover.trong .tr-ten,.photos .cover.trong,.login .large{font-family:var(--serif);font-style:italic;font-weight:400;letter-spacing:0}
.large{font-size:36px}
.price,.tile b{font-family:var(--sans);font-style:normal;font-weight:700;letter-spacing:-.3px}
.price{font-size:22px}
.ptitle{font-size:34px}
.login .lg-mark{font-family:var(--serif);font-style:italic;font-weight:400;background:#0CF1F1}
.login button{background:#0CF1F1;color:#04191A}
.login input:focus{outline-color:#0CF1F1}
/* Bán gấp: nhãn cyan đặc thay cho đỏ */
.tag.hot{background:var(--tint);color:#fff;font-weight:600}
.tag-wrap .tag.hot{background:#0CF1F1;color:#04191A}
@media (prefers-color-scheme:dark){.tag.hot{color:#04191A}}
/* Hạng cao nhất (VIP 1, Tier S): cyan thay cho vàng; VIP 2 đen; VIP 3 viền; còn lại xám */
.vip.v1,.vip.t1{background:var(--tint-bg);color:var(--tint);border-color:color-mix(in srgb,var(--tint) 40%,transparent)}
.unit .cover .vip.v1,.unit .cover .vip.t1{background:#0CF1F1;color:#04191A}
.av.v1,.av.t1{background:var(--tint-bg);color:var(--tint)}
.row.hg1::after,.row.tg1::after{background:var(--cyan)}
/* Quá hạn, lỗi: chữ đậm cyan, không dùng đỏ */
.late{color:var(--tint);font-weight:700}
.err{color:var(--tint);font-weight:600}
.factions button{color:var(--tx2)}
.login .err{color:#0CF1F1}

/* ===== Gọn và dễ đọc (01/11/2026, Tài góp ý: chữ trên thẻ quá bé, trang quá nhiều thứ) ===== */
/* Lưới: thẻ to hơn, ít cột hơn */
.grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}
/* Thẻ không ảnh: bỏ ô bìa lớn, thay bằng dải tên dự án gọn trên đầu */
.unit .dai{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;padding:16px 18px 0;border-top:3px solid var(--cyan)}
.unit .dai-ten{font-family:var(--serif);font-style:italic;font-size:22px;line-height:1.2}
.unit .dai-ma{font-size:14px;font-weight:600;letter-spacing:.8px;color:var(--tx2)}
.unit .dai-nhan{margin-left:auto;display:flex;gap:6px}
.unit .tag-wrap{position:absolute;top:10px;left:10px;display:flex;gap:6px}
/* Chữ trên thẻ: to và rõ */
.ub{padding:14px 18px 16px}
.price{font-size:28px;gap:10px}
.price .m2{font-size:14px;padding:2px 9px}
.meta{font-size:15px;line-height:1.45;margin-top:4px;white-space:normal}
.meta.m1{color:var(--tx);font-weight:600}
.meta:empty{display:none}
.owner{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:12px;padding-top:12px;font-size:15px;color:var(--tx)}
.owner .t{min-width:0}
.owner .vip{font-size:12.5px;flex:none}
.tag{font-size:12.5px;padding:3px 10px}
/* Trang: tiêu đề nhóm không bị thanh lọc che; ít chữ phụ hơn */
.nhead{position:static;padding:4px 0 2px}
.nhead h2{font-size:24px}
.nhead span{font-size:14px}
.count{font-size:14px}
.tools{gap:10px}
.frow .range .sel{max-width:none}
/* Khung chi tiết: ghi chú chỉ hiện 3 dòng đầu, bấm để xem hết */
details.note{padding:12px 14px;font-size:14.5px}
details.note>summary{list-style:none;cursor:pointer}
details.note>summary::-webkit-details-marker{display:none}
details.note>summary b{display:block;font-size:12.5px;font-weight:600;color:var(--tx2);margin-bottom:4px}
details.note .note-dau{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;white-space:pre-wrap}
details.note>summary::after{content:"Xem hết";display:block;margin-top:6px;font-size:13px;font-weight:600;color:var(--tint)}
details.note[open]>summary::after{content:"Thu gọn"}
details.note[open] .note-dau{display:none}
details.note .note-day{white-space:pre-wrap}
details.note+details.note{border-top:.5px solid var(--sep)}
.kv{font-size:15px;padding:11px 14px}
@media (max-width:899px){
  .grid{grid-template-columns:1fr}
  .unit.khong-anh{display:block}
  .unit .dai{padding:14px 16px 0}
  .price{font-size:24px}
  .meta{font-size:14.5px}
}
/* Thẻ không ảnh chỉ cao vừa nội dung, không kéo dãn theo thẻ có ảnh cùng hàng */
.grid{align-items:start}

/* ===== Bảng màu 5 sắc xanh (01/11/2026, Tài chọn): sương #D6EFFD, trời #7FCBF8, biển #4BA3F5, xanh đậm #1F4E6E, mực #12272F.
   Thanh trái là khối xanh đậm làm điểm tựa; nội dung trên nền sương nhạt, thẻ trắng; nút chính màu biển. Không đỏ, không vàng. ===== */
:root{--mist:#D6EFFD;--sky:#7FCBF8;--sea:#4BA3F5;--navy:#1F4E6E;--ink:#12272F;
  --bg:#F2F8FD;--card:#FFFFFF;--fill:#E7F3FC;--tx:#12272F;--tx2:#46606E;--tx3:#8BA3B0;--sep:rgba(31,78,110,.12);
  --tint:#1F4E6E;--cyan:#4BA3F5;--tint-bg:#E3F2FD;--red:var(--navy);--red-bg:var(--mist);--gold:var(--navy);--gold-bg:var(--mist);
  --shadow:0 1px 2px rgba(18,39,47,.05),0 6px 18px rgba(31,78,110,.06)}
@media (prefers-color-scheme:dark){:root{--bg:#0B1A20;--card:#12272F;--fill:#18323D;--tx:#EAF5FC;--tx2:#A3BFCD;--tx3:#5F7C8A;--sep:rgba(127,203,248,.12);
  --tint:#7FCBF8;--cyan:#4BA3F5;--tint-bg:rgba(127,203,248,.14);--red:var(--tint);--red-bg:var(--tint-bg);--gold:var(--tint);--gold-bg:var(--tint-bg);--shadow:none}}
body{background:var(--bg)}

/* Thanh trái: khối xanh đậm, chữ trắng */
@media (min-width:900px){
  .side{background:linear-gradient(180deg,var(--navy),var(--ink));box-shadow:0 10px 30px rgba(18,39,47,.18)}
  .side a{color:rgba(234,245,252,.78)}
  .side a:hover{background:rgba(214,239,253,.08)}
  .side a[aria-current=page]{background:var(--mist);color:var(--ink);font-weight:600}
  .brand{color:#fff}
  .brand::before{background:var(--sky);box-shadow:0 0 0 4px rgba(127,203,248,.22)}
}
@media (prefers-color-scheme:dark) and (min-width:900px){.side{background:#0E2129;box-shadow:0 0 0 1px var(--sep)}.side a[aria-current=page]{background:var(--sky);color:var(--ink)}}
@media (max-width:899px){
  .side{background:rgba(18,39,47,.92);box-shadow:0 10px 30px rgba(18,39,47,.3)}
  .side a{color:rgba(234,245,252,.7)}
  .side a[aria-current=page]{background:var(--mist);color:var(--ink)}
}

/* Đầu trang và thanh lọc */
.large{color:var(--ink)}
@media (prefers-color-scheme:dark){.large{color:var(--tx)}}
.count{color:var(--tx2)}
.tools{background:var(--card);box-shadow:0 0 0 1px var(--sep),var(--shadow)}
.search{background:var(--fill)}
.chips button{background:transparent;border:1px solid var(--sep);color:var(--tx)}
.chips button[aria-pressed=true],.frow .chips button[aria-pressed=true],.opts button[aria-pressed=true]{background:var(--navy);border-color:var(--navy);color:#fff}
@media (prefers-color-scheme:dark){.chips button[aria-pressed=true],.frow .chips button[aria-pressed=true],.opts button[aria-pressed=true]{background:var(--sky);border-color:var(--sky);color:var(--ink)}}
.fbtn,.sel,.seg{background:var(--fill)}
.fbtn[aria-expanded=true]{background:var(--mist);color:var(--navy)}
.fbtn b{background:var(--sea);color:var(--ink)}
.seg button[aria-pressed=true]{background:var(--card);color:var(--ink)}
.activebar .active{background:var(--mist);color:var(--navy)}
.filters{border:1px solid var(--sep)}

/* Thẻ căn */
.unit{background:var(--card);border:1px solid var(--sep);box-shadow:var(--shadow)}
.unit:hover{box-shadow:0 12px 30px rgba(31,78,110,.14)}
.unit[aria-current=true]{outline:2px solid var(--sea)}
.price{color:var(--ink)}
@media (prefers-color-scheme:dark){.price{color:var(--tx)}}
.price .m2{background:var(--mist);color:var(--navy)}
@media (prefers-color-scheme:dark){.price .m2{background:rgba(127,203,248,.14);color:var(--sky)}}
.meta.m1{color:var(--tx)}
.owner{border-top-color:var(--sep)}
.unit .dai{border-top:4px solid var(--sea);background:linear-gradient(180deg,rgba(214,239,253,.55),transparent 80%)}
@media (prefers-color-scheme:dark){.unit .dai{background:linear-gradient(180deg,rgba(75,163,245,.10),transparent 80%)}}
.unit .dai-ten{color:var(--navy)}
@media (prefers-color-scheme:dark){.unit .dai-ten{color:var(--sky)}}
/* Nhãn: Bán gấp màu biển; hạng: cao nhất màu trời, VIP 2 xanh đậm, VIP 3 viền, còn lại sương */
.tag{background:var(--fill);color:var(--tx2)}
.tag.hot,.tag-wrap .tag.hot{background:var(--sea);color:var(--ink);font-weight:600}
.tag-wrap .tag{background:rgba(18,39,47,.66);color:#fff}
.vip,.vip.v0,.vip.v4,.vip.v5,.vip.v9,.vip.t4,.vip.t9{background:var(--fill);color:var(--tx2);border-color:transparent}
.vip.v1,.vip.t1,.unit .cover .vip.v1,.unit .cover .vip.t1{background:var(--sky);color:var(--ink);border-color:transparent}
.vip.v2,.vip.t2{background:var(--navy);color:#fff}
.vip.v3,.vip.t3{background:transparent;color:var(--navy);border-color:var(--navy)}
@media (prefers-color-scheme:dark){.vip.v2,.vip.t2{background:var(--mist);color:var(--ink)}.vip.v3,.vip.t3{color:var(--sky);border-color:var(--sky)}}
.av,.av.v2,.av.v3,.av.v4,.av.v5,.av.v9,.av.t2,.av.t3,.av.t4,.av.t9{background:var(--fill);color:var(--navy)}
.av.v1,.av.t1{background:var(--sky);color:var(--ink)}
.row.hg1::after,.row.tg1::after{background:var(--sea)}
.row.hg2::after,.row.tg2::after{background:var(--navy)}
@media (prefers-color-scheme:dark){.av,.av.v2,.av.v3,.av.v4,.av.v5,.av.v9,.av.t2,.av.t3,.av.t4,.av.t9{color:var(--sky)}.row.hg2::after,.row.tg2::after{background:var(--mist)}}

/* Danh sách khách và khung chi tiết */
.group,.ocard,.table{background:var(--card);border:1px solid var(--sep)}
button.row:hover,button.row[aria-current=true],button.tr:hover,button.tr[aria-current=true]{background:var(--fill)}
.panel{background:var(--bg)}
.panel .ptop{background:var(--bg)}
.ptop button,.ptop a,.more,a{color:var(--sea)}
.ptitle{color:var(--ink)}
@media (prefers-color-scheme:dark){.ptitle{color:var(--tx)}.ptop button,.ptop a,.more,a{color:var(--sky)}}
.act{background:var(--fill);color:var(--navy)}
.act.primary{background:var(--sea);color:var(--ink)}
@media (prefers-color-scheme:dark){.act{color:var(--sky)}.act.primary{background:var(--sky);color:var(--ink)}}
details.note>summary::after{color:var(--sea)}
.late{color:var(--sea)}
.err{color:var(--navy)}
@media (prefers-color-scheme:dark){.late,.err{color:var(--sky)}}
.peek{background:var(--card)}
.toast{background:var(--ink);color:#fff}
.sheet-h button{color:var(--sea)}

/* Đăng nhập: nền xanh đậm sang mực, khung mực viền trời, nút biển */
.login{background:radial-gradient(900px 520px at 50% -10%,rgba(127,203,248,.28),transparent 60%),linear-gradient(180deg,#1F4E6E,#12272F 70%);color:#EAF5FC}
.login form{background:rgba(18,39,47,.78);border:1px solid rgba(127,203,248,.30)}
.login .lg-mark{background:linear-gradient(140deg,#D6EFFD,#7FCBF8);color:#12272F}
.login .s{color:#A3BFCD}
.login input{background:#0E2129;border-color:rgba(127,203,248,.18)}
.login input:focus{outline-color:#7FCBF8}
.login button{background:#4BA3F5;color:#12272F}
.login .err{color:#7FCBF8}
.login .large{color:#EAF5FC}
@media (prefers-color-scheme:dark){.seg button[aria-pressed=true]{background:var(--sky);color:var(--ink)}}
.owner .t{white-space:normal;overflow:visible}