/* Văn Phòng Chuẩn — vanphongchuan.vn */
:root{--navy:#0F172A;--navy2:#1E293B;--blue:#1D4ED8;--blue2:#1E40AF;--blue-50:#EFF6FF;--blue-100:#DBEAFE;--surface:#F8FAFC;--line:#E2E8F0;--line2:#CBD5E1;--muted:#64748B;--muted2:#94A3B8;--ok:#047857;--ok-bg:#D1FAE5;--red:#DC2626;--amber:#92400E;--amber-bg:#FEF3C7;--r:12px;--r2:16px;--shadow:0 1px 2px rgba(15,23,42,.04),0 8px 24px -12px rgba(15,23,42,.14)}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--navy);background:#fff;font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased;display:flex;flex-direction:column;min-height:100vh}
main{flex:1}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
h1,h2,h3{margin:0;line-height:1.25}
p{margin:0}
button{font:inherit;cursor:pointer}
[hidden]{display:none!important}
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 16px}
@media(min-width:1024px){.container{padding:0 32px}}
.ic{width:18px;height:18px;flex-shrink:0;vertical-align:-3px}
.ic.blue{color:var(--blue)}
.center{text-align:center}
.small{font-size:13px}.tiny{font-size:12px;color:var(--muted2)}
.muted{color:#94A3B8}.muted-dark{color:var(--muted)}
.nowrap{white-space:nowrap}
.bg-surface{background:var(--surface)}
.row-gap{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.row-between{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px}
.row-end{display:flex;justify-content:flex-end;gap:8px;margin-top:16px}
.hp{position:absolute!important;left:-9999px;width:1px;height:1px;opacity:0}

/* Buttons & inputs */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:10px;padding:10px 16px;font-size:14px;font-weight:600;border:1px solid transparent;transition:.15s;white-space:nowrap;line-height:1.2}
.btn:disabled{opacity:.55;cursor:not-allowed}
.btn-primary{background:var(--blue);color:#fff}.btn-primary:hover:not(:disabled){background:var(--blue2)}
.btn-dark{background:var(--navy);color:#fff}.btn-dark:hover{background:var(--navy2)}
.btn-white{background:#fff;color:var(--blue)}.btn-white:hover{background:var(--blue-50)}
.btn-outline{background:#fff;border-color:var(--line2);color:var(--navy)}.btn-outline:hover{border-color:var(--blue);color:var(--blue)}
.btn-danger:hover{border-color:var(--red)!important;color:var(--red)!important}
.btn-block{width:100%}.btn-lg{padding:13px 18px;font-size:15px}.btn-sq{padding:9px 10px}
.icon-btn{display:grid;place-items:center;width:40px;height:40px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--navy)}
.input{width:100%;border:1px solid var(--line2);background:#fff;border-radius:10px;padding:10px 12px;font:inherit;font-size:14px;color:var(--navy);outline:none;transition:.15s;min-height:42px}
.input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(29,78,216,.15)}
.input:disabled{background:var(--surface);color:var(--muted2)}
.input-lg{font-size:18px;font-weight:600}.input-sm{min-height:34px;padding:6px 8px;font-size:13px;width:auto}
textarea.input{resize:vertical}
.mono{font-family:ui-monospace,monospace;font-size:12px}
.lbl{display:flex;align-items:center;gap:6px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);margin-bottom:5px}
.lbl .ic{width:14px;height:14px;color:var(--blue)}
.lbl-sm{display:block;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);margin-bottom:5px}
.fl{display:block;margin-top:12px}
.check{display:inline-flex;align-items:center;gap:8px;margin-top:12px;font-size:14px;cursor:pointer}
.check input,.radio input{accent-color:var(--blue);width:16px;height:16px}
.chip{display:inline-flex;align-items:center;gap:4px;border-radius:999px;padding:4px 10px;font-size:12px;font-weight:600;line-height:1.2}
.chip .ic{width:13px;height:13px}
.gA{background:var(--amber-bg);color:var(--amber)}.gB{background:var(--blue-100);color:var(--blue2)}.gC{background:#E2E8F0;color:#334155}.gW{background:var(--ok-bg);color:var(--ok)}
.gOk{background:var(--ok-bg);color:var(--ok)}.gFull{background:var(--red);color:#fff}.gNew{background:#FEE2E2;color:#B91C1C}
.chip-glass{background:rgba(255,255,255,.1);color:#BFDBFE;box-shadow:inset 0 0 0 1px rgba(255,255,255,.2)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r2);box-shadow:var(--shadow)}
.pad{padding:20px}@media(min-width:768px){.pad{padding:24px}}
.card-title{padding:16px 20px;border-bottom:1px solid var(--line)}
.card-title small{font-size:13px;font-weight:500;color:var(--muted)}
.h1{font-size:24px;font-weight:800;letter-spacing:-.02em}.h1.big{font-size:26px}
.h2{font-size:24px;font-weight:700;letter-spacing:-.02em}.h3{font-size:18px;font-weight:700;display:flex;align-items:center;gap:8px}
@media(min-width:768px){.h1{font-size:30px}.h1.big{font-size:38px}.h2{font-size:30px}}
.white{color:#fff}
.eyebrow{font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--blue)}.eyebrow.light{color:#60A5FA}
.section{padding:48px 0}@media(min-width:768px){.section{padding:64px 0}}
.section-sm{padding:48px 16px 0}
.note{margin-top:10px;font-size:12px;color:var(--muted);display:flex;gap:6px;align-items:flex-start}.note .ic{width:14px;height:14px;margin-top:2px}
.lead-text{margin-top:8px;color:#475569;line-height:1.7}

/* Header */
.site-header{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.topbar{display:none;background:var(--navy);color:#CBD5E1;font-size:12px}
.topbar-in{display:flex;justify-content:space-between;align-items:center;height:36px}.topbar a:hover{color:#fff}
@media(min-width:768px){.topbar{display:block}}
.header-in{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.logo{display:flex;align-items:center;gap:10px}
.logo-mark{display:grid;place-items:center;width:40px;height:40px;border-radius:12px;background:var(--blue);color:#fff}
.logo-mark svg{width:24px;height:24px}
.logo-text b{display:block;font-size:18px;font-weight:800;letter-spacing:-.02em;line-height:1.1}
.logo-text i{font-style:normal;color:var(--blue)}
.logo-text small{display:block;font-size:10px;text-transform:uppercase;letter-spacing:.14em;color:var(--muted)}
.logo.light b{color:#fff}.logo.light i{color:#60A5FA}.logo.light small{color:var(--muted2)}
.nav-desktop{display:none;gap:2px}
.nav-desktop a{padding:8px 12px;border-radius:8px;font-size:14px;font-weight:500;color:#334155}
.nav-desktop a:hover{background:var(--surface);color:var(--blue)}
.header-actions{display:flex;gap:8px;align-items:center}
.nav-mobile{border-top:1px solid var(--line);background:#fff}
.nav-mobile a{display:block;padding:12px;border-radius:8px;font-size:15px}.nav-mobile a:hover{background:var(--surface)}
.nav-mobile .btn{margin:8px 0 12px;color:#fff}
@media(min-width:1024px){.nav-desktop{display:flex}.hide-lg{display:none!important}}
@media(max-width:639px){.hide-sm{display:none!important}}

/* Hero */
.hero{position:relative;overflow:hidden;background:var(--navy);color:#fff}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.28}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,23,42,.65),rgba(15,23,42,.55) 50%,var(--navy))}
.hero-in{position:relative;z-index:1;padding-top:52px;padding-bottom:56px}
.hero h1{margin-top:16px;max-width:780px;font-size:32px;font-weight:800;letter-spacing:-.03em;line-height:1.15}
.hero h1 span{color:#60A5FA}
.hero-sub{margin-top:14px;max-width:680px;color:#CBD5E1;font-size:16px}
@media(min-width:768px){.hero-in{padding-top:80px;padding-bottom:88px}.hero h1{font-size:50px}.hero-sub{font-size:18px}}
.search-box{margin-top:32px;background:#fff;color:var(--navy);border-radius:var(--r2);padding:16px;box-shadow:0 30px 60px -20px rgba(0,0,0,.45)}
@media(min-width:768px){.search-box{padding:20px}}
.city-tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.city-tab{border:0;border-radius:999px;padding:7px 14px;font-size:14px;font-weight:600;background:var(--surface);color:#475569}
.city-tab:hover{background:var(--line)}.city-tab.active{background:var(--navy);color:#fff}
.search-grid{display:grid;gap:12px}
@media(min-width:640px){.search-grid{grid-template-columns:1fr 1fr}.search-btn{grid-column:span 2}}
@media(min-width:1024px){.search-grid{grid-template-columns:1.1fr 1.2fr 1fr 1fr 1fr auto;align-items:end}.search-btn{grid-column:auto;height:42px;padding:0 22px}}
.hero-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:28px 0 0}
@media(min-width:768px){.hero-stats{grid-template-columns:repeat(4,1fr);gap:16px}}
.hero-stats div{border:1px solid rgba(255,255,255,.1);background:rgba(255,255,255,.05);border-radius:12px;padding:14px 16px}
.hero-stats dt{font-size:12px;color:var(--muted2)}.hero-stats dd{margin:4px 0 0;font-size:22px;font-weight:700}
@media(min-width:768px){.hero-stats dd{font-size:26px}}

/* Cards */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px}
.section-head .h2{margin-top:4px}
.link-more{display:flex;align-items:center;gap:4px;font-weight:600;font-size:14px;color:var(--blue);white-space:nowrap}
.grid-cards{display:grid;gap:20px}
@media(min-width:640px){.grid-cards{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.grid-cards{grid-template-columns:repeat(4,1fr)}.grid-cards.grid-3{grid-template-columns:repeat(3,1fr)}}
@media(min-width:1024px) and (max-width:1279px){.results .grid-cards.grid-3{grid-template-columns:repeat(2,1fr)}}
.bcard{display:flex;flex-direction:column;overflow:hidden;transition:.2s}
.bcard:hover{transform:translateY(-2px);box-shadow:0 18px 40px -16px rgba(15,23,42,.25)}
.bcard-img{position:relative;display:block;aspect-ratio:4/3;overflow:hidden;background:linear-gradient(135deg,#E2E8F0,#CBD5E1)}
.bcard-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.bcard:hover .bcard-img img{transform:scale(1.05)}
.img-err{opacity:0}
.bcard-badges{position:absolute;left:12px;top:12px;display:flex;gap:6px}
.bcard-price{position:absolute;right:12px;bottom:12px;background:rgba(15,23,42,.9);color:#fff;border-radius:10px;padding:6px 12px;font-size:14px;font-weight:600}
.bcard-price b{font-size:18px}.bcard-price small{color:#CBD5E1;font-size:12px;font-weight:500}
.bcard-body{display:flex;flex-direction:column;gap:12px;padding:16px;flex:1}
.bcard-title{font-size:16px;font-weight:700;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.bcard-title:hover{color:var(--blue)}
.bcard-loc{display:flex;align-items:center;gap:6px;font-size:14px;color:var(--muted);margin-top:-6px}
.bcard-loc .ic{width:15px;height:15px;color:var(--blue)}
.bcard-specs{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:0;background:var(--surface);border-radius:10px;padding:10px 12px;font-size:12px}
.bcard-specs dt{display:flex;align-items:center;gap:4px;color:var(--muted)}.bcard-specs dt .ic{width:13px;height:13px}
.bcard-specs dd{margin:2px 0 0;font-weight:600}
.bcard-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:12px;color:var(--muted)}
.bcard-foot b{color:var(--navy)}
.cmp-toggle{display:inline-flex;align-items:center;gap:5px;border:1px solid var(--line2);border-radius:8px;padding:5px 9px;font-weight:600;font-size:12px;color:#475569;cursor:pointer;user-select:none}
.cmp-toggle input{position:absolute;opacity:0;width:0;height:0}
.cmp-toggle .ic{width:14px;height:14px}
.cmp-toggle:hover{border-color:var(--blue);color:var(--blue)}
.cmp-toggle.on{background:var(--blue);border-color:var(--blue);color:#fff}
.cmp-toggle.dis{opacity:.4;cursor:not-allowed}

/* Commitments, steps, CTA */
.commit{background:var(--navy);color:#fff;scroll-margin-top:90px}
.narrow{max-width:680px;margin:0 auto}.narrow .h2{margin:8px 0 10px}
.commit-grid{display:grid;gap:20px;margin-top:40px}@media(min-width:768px){.commit-grid{grid-template-columns:repeat(3,1fr)}}
.commit-card{border:1px solid rgba(255,255,255,.1);background:rgba(255,255,255,.05);border-radius:var(--r2);padding:24px}
.commit-top{display:flex;align-items:center;gap:12px}
.commit-ic{display:grid;place-items:center;width:48px;height:48px;border-radius:12px;background:var(--blue)}.commit-ic .ic{width:24px;height:24px}
.commit-no{font-size:38px;font-weight:800;color:rgba(255,255,255,.1)}
.commit-card h3{margin-top:16px;font-size:18px}.commit-card p{margin-top:8px;font-size:14px;color:var(--muted2);line-height:1.65}
.steps{display:grid;gap:20px;margin-top:36px}@media(min-width:640px){.steps{grid-template-columns:repeat(2,1fr)}}@media(min-width:1024px){.steps{grid-template-columns:repeat(4,1fr)}}
.step{padding:20px}.step-no{font-size:12px;font-weight:700;color:var(--blue)}
.step-ic{display:block;width:28px;height:28px;margin-top:12px}.step h3{margin-top:12px;font-size:16px}.step p{margin-top:4px;font-size:14px;color:var(--muted)}
.cta-box{margin-top:40px;background:var(--blue);color:#fff;border-radius:var(--r2);padding:24px;display:grid;gap:20px;scroll-margin-top:90px}
@media(min-width:1024px){.cta-box{grid-template-columns:1fr 1.6fr;align-items:center;padding:32px}}
.cta-box h3{font-size:22px}.cta-box p{color:#DBEAFE;margin-top:6px}.cta-box a{color:#fff}
.cta-form{display:grid;gap:10px}@media(min-width:640px){.cta-form{grid-template-columns:1fr 1fr}}
.cta-form .input{border-color:transparent}
.cta-form .form-msg{grid-column:1/-1}
.form-msg{font-size:14px;margin-top:8px}.form-msg:empty{display:none}
.form-msg.err{background:#FEF2F2;color:#B91C1C;border-radius:8px;padding:8px 12px}
.cta-form .form-msg.err{background:#fff}
.form-success{text-align:center;padding:12px 4px;animation:fadeUp .35s ease-out both}
.form-success .ok-ic{display:grid;place-items:center;width:64px;height:64px;margin:0 auto;border-radius:50%;background:var(--ok-bg);color:var(--ok)}
.form-success .ok-ic .ic{width:36px;height:36px}
.form-success h3{display:block;margin-top:14px;font-size:18px}.form-success p{margin-top:8px;font-size:14px;color:#475569}
.cta-box .form-success{background:#fff;color:var(--navy);border-radius:12px;padding:20px;grid-column:1/-1}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* Listing */
.page-head{background:#fff;border-bottom:1px solid var(--line);padding:24px 0}
.page-head .h1{margin:8px 0 4px}
.crumbs{font-size:12px;color:var(--muted)}.crumbs a:hover{color:var(--blue)}.crumbs span:last-child{color:var(--navy)}
.listing{display:grid;gap:24px;padding-top:24px;padding-bottom:48px}
@media(min-width:1024px){.listing{grid-template-columns:280px 1fr}}
.filters{display:none}
@media(min-width:1024px){.filters{display:block}.filter-card{position:sticky;top:116px;max-height:calc(100vh - 132px);overflow-y:auto}}
.filter-card{padding:0 16px 8px}
.filter-head{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:16px 0 4px}
.filter-head h2{display:flex;align-items:center;gap:8px;font-size:16px}
.link-sm{display:flex;align-items:center;gap:4px;font-size:12px;font-weight:600;color:var(--blue)}.link-sm .ic{width:14px;height:14px}
.fgroup{padding:14px 0;border-bottom:1px solid var(--line)}.fgroup:last-of-type{border-bottom:0}
.fgroup h3{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);margin-bottom:8px}
.radio{display:flex;align-items:center;gap:10px;padding:7px 10px;border-radius:8px;font-size:14px;cursor:pointer;color:#334155}
.radio:hover{background:var(--surface)}.radio.on{background:var(--blue-50);color:var(--blue);font-weight:600}
.pills{display:flex;flex-wrap:wrap;gap:6px}
.pill{border:1px solid var(--line2);border-radius:999px;padding:6px 12px;font-size:12px;font-weight:600;color:#475569;cursor:pointer}
.pill input{display:none}.pill:hover{border-color:var(--blue);color:var(--blue)}.pill.on{background:var(--blue);border-color:var(--blue);color:#fff}
.filter-actions{position:sticky;bottom:0;background:#fff;padding:12px 0}
@media(max-width:1023px){
  .filters.open{display:block;position:fixed;inset:0 auto 0 0;width:88%;max-width:380px;z-index:60;animation:slideIn .25s ease-out}
  .filters.open .filter-card{height:100%;border-radius:0;overflow-y:auto}
  .filters.open+.filters-backdrop{display:block}
}
.filters-backdrop{display:none;position:fixed;inset:0;background:rgba(15,23,42,.5);z-index:55}
@keyframes slideIn{from{transform:translateX(-100%)}to{transform:none}}
.toolbar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px}
.search-inline{position:relative;flex:1;min-width:220px}
.search-inline .ic{position:absolute;left:12px;top:12px;color:var(--muted2);width:17px;height:17px}
.search-inline .input{padding-left:38px}
.sort{width:auto;flex:0 0 auto}
.count{background:var(--blue);color:#fff;border-radius:999px;padding:1px 7px;font-size:12px}
.empty{padding:48px 24px;text-align:center;display:grid;gap:12px;justify-items:center}
.empty a{color:var(--blue)}.empty .btn{color:var(--navy)}
.pager{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;margin-top:28px}
.pager a{min-width:40px;height:40px;display:grid;place-items:center;border:1px solid var(--line2);border-radius:10px;background:#fff;font-weight:600}
.pager a.on{background:var(--navy);color:#fff;border-color:var(--navy)}
.cmp-bar{position:fixed;left:0;right:0;bottom:0;z-index:35;background:rgba(255,255,255,.97);border-top:1px solid var(--line);box-shadow:0 -10px 30px rgba(15,23,42,.12);animation:fadeUp .25s}
.cmp-bar-in{display:flex;align-items:center;gap:12px;padding-top:12px;padding-bottom:12px;padding-right:96px}
.cmp-chips{display:flex;gap:8px;flex:1;overflow-x:auto}
.cmp-chips .chip{background:var(--surface);box-shadow:inset 0 0 0 1px var(--line);padding:6px 10px;white-space:nowrap}
.cmp-chips button{border:0;background:none;padding:0;display:flex;color:var(--muted)}.cmp-chips button .ic{width:14px;height:14px}
.modal{position:fixed;inset:0;z-index:70;background:rgba(15,23,42,.6);display:flex;align-items:flex-end;justify-content:center}
@media(min-width:768px){.modal{align-items:center;padding:24px}}
.modal-box{background:#fff;width:100%;max-width:1040px;max-height:92vh;display:flex;flex-direction:column;border-radius:16px 16px 0 0;overflow:hidden;animation:fadeUp .25s}
@media(min-width:768px){.modal-box{border-radius:16px}}
.modal-head{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;border-bottom:1px solid var(--line)}
.modal-head h2{font-size:18px}
.modal-body{overflow:auto}
.cmp-table{width:100%;min-width:640px;border-collapse:collapse;font-size:14px}
.cmp-table th,.cmp-table td{padding:12px;text-align:left;vertical-align:top}
.cmp-table th:first-child,.cmp-table td:first-child{position:sticky;left:0;background:inherit;width:150px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}
.cmp-table thead tr{background:#fff}
.cmp-table tbody tr:nth-child(odd){background:var(--surface)}.cmp-table tbody tr:nth-child(even){background:#fff}
.cmp-table .best{color:var(--ok);font-weight:700}
.cmp-img{aspect-ratio:16/10;width:100%;object-fit:cover;border-radius:10px;background:var(--line)}
.cmp-name{display:block;margin-top:8px;font-weight:700}.cmp-name:hover{color:var(--blue)}
.cmp-actions{display:flex;flex-wrap:wrap;gap:8px;padding:14px 20px;border-top:1px solid var(--line)}
.cmp-actions .btn{flex:1}

/* Detail */
.detail{padding:20px 0 64px}
.detail-head{display:flex;flex-direction:column;gap:14px;margin-top:12px}
@media(min-width:768px){.detail-head{flex-direction:row;align-items:flex-end;justify-content:space-between}}
.detail-head .h1{margin-top:8px}
.addr{display:flex;gap:6px;margin-top:6px;color:#475569;font-size:14px}.addr .ic{color:var(--blue);margin-top:2px}
.price-box{background:var(--navy);color:#fff;border-radius:12px;padding:12px 20px;white-space:nowrap}
.price-box small{color:var(--muted2);font-size:12px;display:block}.price-box b{font-size:26px;font-weight:800}
.price-box b+small{display:inline}
.detail-grid{display:grid;gap:24px;margin-top:24px}
@media(min-width:1024px){.detail-grid{grid-template-columns:1fr 380px}.detail-side{position:sticky;top:116px;align-self:start}}
.detail-main{display:grid;gap:24px;min-width:0}
.detail-side{display:grid;gap:16px}
.gallery{overflow:hidden}
.gallery-tabs{display:flex;gap:4px;padding:8px;border-bottom:1px solid var(--line)}
.gallery-tabs button{border:0;background:none;border-radius:8px;padding:8px 12px;font-size:14px;font-weight:600;color:#475569}
.gallery-tabs button.on{background:var(--navy);color:#fff}
.gallery-main{position:relative;aspect-ratio:16/9;background:#E2E8F0}
.gallery-main .g-img{width:100%;height:100%;object-fit:cover}
.g-nav{position:absolute;top:50%;transform:translateY(-50%);width:40px;height:40px;border-radius:50%;border:0;background:rgba(255,255,255,.92);display:grid;place-items:center;box-shadow:var(--shadow)}
.g-prev{left:12px}.g-next{right:12px}
.g-count{position:absolute;right:12px;bottom:12px;display:flex;align-items:center;gap:6px;border:0;background:rgba(15,23,42,.8);color:#fff;border-radius:8px;padding:6px 10px;font-size:12px;font-weight:600}
.g-count .ic{width:14px;height:14px}
.gallery-thumbs{display:flex;gap:8px;overflow-x:auto;padding:8px}
.gallery-thumbs button{flex:0 0 96px;height:64px;border:2px solid transparent;border-radius:8px;overflow:hidden;padding:0;background:#E2E8F0;opacity:.7}
.gallery-thumbs button.on{border-color:var(--blue);opacity:1}
.gallery-thumbs img{width:100%;height:100%;object-fit:cover}
.highlights{list-style:none;padding:0;margin:16px 0 0;display:grid;gap:8px}@media(min-width:640px){.highlights{grid-template-columns:1fr 1fr}}
.highlights li{display:flex;gap:8px;align-items:center;font-size:14px}.highlights .ic{color:var(--blue)}
.specs{display:grid;margin:0}@media(min-width:640px){.specs{grid-template-columns:1fr 1fr}}
.specs div{padding:12px 20px;border-bottom:1px solid #F1F5F9}
@media(min-width:640px){.specs div:nth-child(4n+1),.specs div:nth-child(4n+2){background:var(--surface)}}
.specs dt{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}
.specs dd{margin:2px 0 0;font-weight:600}
.table-wrap{overflow-x:auto}
.table{width:100%;border-collapse:collapse;font-size:14px}
.table th{text-align:left;background:var(--surface);font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);padding:12px 20px}
.table td{padding:12px 20px;border-top:1px solid #F1F5F9;vertical-align:top}
.table a{color:var(--blue)}
.card>.note{padding:0 20px 14px}
.calc-grid{display:grid;gap:16px;margin-top:16px}@media(min-width:640px){.calc-grid{grid-template-columns:1fr 1fr}}
.calc input[type=range]{width:100%;margin-top:14px;accent-color:var(--blue)}
.range-legend{display:flex;justify-content:space-between;font-size:12px;color:var(--muted)}
.calc-out{margin-top:16px;background:var(--surface);border-radius:12px;padding:4px 16px}
.calc-row{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px solid #E9EEF5}
.calc-row:last-child{border-bottom:0}
.calc-row span:first-child{color:#475569}
.calc-row .v{text-align:right}.calc-row .v b{display:block}.calc-row .v small{display:block;font-size:12px;color:var(--muted)}
.calc-row.total span:first-child{font-weight:700;color:var(--navy)}.calc-row.total .v b{font-size:22px;font-weight:800;color:var(--blue)}
.two{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.call-card{display:flex;align-items:center;gap:12px}.call-card:hover{border-color:var(--blue)}
.call-ic{display:grid;place-items:center;width:44px;height:44px;border-radius:50%;background:var(--blue-50);color:var(--blue)}
.call-card small{display:block;font-size:12px;color:var(--muted)}.call-card b{display:block;font-size:18px}
.lightbox{position:fixed;inset:0;z-index:80;background:rgba(0,0,0,.92);display:flex;align-items:center;justify-content:center;padding:16px}
.lightbox img{max-width:100%;max-height:90vh;border-radius:8px;object-fit:contain}
.lb-close{position:absolute;right:16px;top:16px;border:0;background:none;color:#fff}.lb-close .ic{width:28px;height:28px}
.lb-nav{position:absolute;top:50%;transform:translateY(-50%);width:48px;height:48px;border:0;border-radius:50%;background:rgba(255,255,255,.15);color:#fff;display:grid;place-items:center}
.lb-prev{left:16px}.lb-next{right:16px}
.notfound{text-align:center;padding:96px 16px;display:grid;gap:12px;justify-items:center}
.big404{font-size:64px;font-weight:800;color:var(--blue)}

/* Footer */
.site-footer{background:var(--navy);color:#CBD5E1;font-size:14px;margin-top:auto}
.footer-grid{display:grid;gap:36px;padding-top:48px;padding-bottom:40px}
@media(min-width:768px){.footer-grid{grid-template-columns:2fr 1fr 1fr}}
.footer-brand p.muted{margin:16px 0;max-width:460px;line-height:1.65}
.legal p{display:flex;gap:8px;margin-top:6px}.legal p b{color:#fff;text-transform:uppercase}.legal .ic{width:16px;height:16px;margin-top:2px}
.legal a:hover,.site-footer ul a:hover{color:#fff}
.site-footer h3{color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.06em;margin-bottom:14px}
.site-footer ul{list-style:none;padding:0;margin:0 0 20px;display:grid;gap:8px}
.moit img{width:150px;height:auto}
.moit-placeholder{width:170px;border:1px dashed rgba(255,255,255,.25);border-radius:8px;padding:10px;font-size:11px;color:var(--muted2);text-align:center}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);font-size:12px;color:var(--muted)}
.footer-bottom .container{display:flex;flex-direction:column;gap:6px;padding-top:18px;padding-bottom:18px}
@media(min-width:768px){.footer-bottom .container{flex-direction:row;justify-content:space-between}}

/* Floating contact */
.float-contact{position:fixed;right:16px;bottom:16px;z-index:45;display:flex;flex-direction:column;gap:12px}
@media(min-width:768px){.float-contact{right:24px;bottom:24px}}
.float-contact a{display:grid;place-items:center;width:56px;height:56px;border-radius:50%;color:#fff;box-shadow:0 8px 20px rgba(0,0,0,.25),0 0 0 4px #fff;position:relative}
.fc-zalo{background:#0068FF;font-weight:800;font-size:14px}
.fc-phone{background:var(--red)}.fc-phone .ic{width:24px;height:24px;position:relative}
.ping{position:absolute;inset:0;border-radius:50%;background:rgba(239,68,68,.45);animation:ping 1.6s cubic-bezier(0,0,.2,1) infinite}
@keyframes ping{75%,100%{transform:scale(1.6);opacity:0}}
body.has-cmp .float-contact{bottom:84px}

/* Admin */
.admin-wrap{background:var(--surface);min-height:100vh}
.admin-top{background:#fff;border-bottom:1px solid var(--line);padding-top:16px}
.admin-top .row-between{padding-bottom:12px}
.admin-top form{margin:0}
.tabs{display:flex;gap:4px}
.tabs a{display:flex;align-items:center;gap:8px;padding:12px 16px;border-bottom:2px solid transparent;font-size:14px;font-weight:600;color:var(--muted)}
.tabs a.on{border-color:var(--blue);color:var(--blue)}
.admin-body{padding-top:24px;padding-bottom:48px;display:grid;gap:12px}
.admin-b .b-name{font-weight:700;font-size:16px}.admin-b .b-name:hover{color:var(--blue)}
.admin-b form{margin:0}
.star-on{fill:#FBBF24;color:#F59E0B}
.units-quick{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.uq{display:flex;align-items:center;gap:8px;border:1px solid var(--line);background:var(--surface);border-radius:10px;padding:4px 4px 4px 12px;font-size:13px;font-weight:500}
.seg{display:flex;border:1px solid var(--line2);border-radius:8px;overflow:hidden}
.seg button{border:0;background:#fff;padding:5px 9px;font-size:12px;font-weight:600;color:var(--muted)}
.seg button.on.ok{background:var(--ok);color:#fff}.seg button.on.off{background:#334155;color:#fff}
.toast-inline{background:var(--navy);color:#fff;border-radius:10px;padding:10px 14px;font-weight:600;font-size:14px}
.admin-login{min-height:100vh;display:grid;place-items:center;background:var(--surface);padding:24px}
.login-card{width:100%;max-width:380px}
.login-ic{display:grid;place-items:center;width:48px;height:48px;border-radius:12px;background:var(--navy);color:#fff;margin-bottom:14px}
.login-card .btn{margin-top:16px}
.admin-form{display:grid;gap:16px;padding-top:24px;padding-bottom:48px;max-width:960px}
.admin-form fieldset{border:1px solid var(--line);margin:0}
.admin-form legend{font-weight:700;color:var(--blue);padding:0 6px;font-size:14px}
.fgrid{display:grid;gap:14px}@media(min-width:640px){.fgrid{grid-template-columns:1fr 1fr}.fgrid.g3{grid-template-columns:repeat(3,1fr)}.span2{grid-column:span 2}}
.units-edit{display:grid;gap:8px;margin-bottom:10px}
.unit-row{display:grid;grid-template-columns:1fr 110px 140px;gap:8px}