html,body{margin:0;min-height:100%}
:root{padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
[hidden]{display:none!important}
img{max-width:100%}

:root{
  --bg:#f8f7f2; --surface:#ffffff; --sunk:#f1efe7; --line:#d3d1c7; --line-soft:#e6e4dc;
  --ink:#2c2c2a; --muted:#6b6a63; --navy:#0c447c; --accent:#378add; --accent-ink:#ffffff;
  --gold:#a8861a; --gold-soft:#fbf3d9;
  --ok:#0f6e56; --ok-bg:#e1f1ea; --warn:#8a5d00; --warn-bg:#fdf0cf; --bad:#9b2f2a; --bad-bg:#f7e1de;
  --off:#77766f; --off-bg:#ecebe5;
  --shadow:0 12px 40px -12px rgba(12,68,124,.28);
  --r:10px;
  --f:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --mono:"Roboto Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    color-scheme:dark;
    --bg:#0f151d; --surface:#161f2a; --sunk:#1b2632; --line:#2d3a49; --line-soft:#223040;
    --ink:#e6e8eb; --muted:#9aa3ad; --navy:#9cc6f2; --accent:#4b9fe8; --accent-ink:#06121f;
    --gold:#dcbc55; --gold-soft:#2c2614;
    --ok:#5fd0ac; --ok-bg:#12302a; --warn:#f0c065; --warn-bg:#33280f; --bad:#f09a92; --bad-bg:#3a1c1b;
    --off:#9a9a93; --off-bg:#232b35; --shadow:0 12px 40px -12px rgba(0,0,0,.6);
  }
}
:root[data-theme="dark"]{
  color-scheme:dark;
  --bg:#0f151d; --surface:#161f2a; --sunk:#1b2632; --line:#2d3a49; --line-soft:#223040;
  --ink:#e6e8eb; --muted:#9aa3ad; --navy:#9cc6f2; --accent:#4b9fe8; --accent-ink:#06121f;
  --gold:#dcbc55; --gold-soft:#2c2614;
  --ok:#5fd0ac; --ok-bg:#12302a; --warn:#f0c065; --warn-bg:#33280f; --bad:#f09a92; --bad-bg:#3a1c1b;
  --off:#9a9a93; --off-bg:#232b35; --shadow:0 12px 40px -12px rgba(0,0,0,.6);
}
*{box-sizing:border-box}
html,body{background:var(--bg)}
body{font-family:var(--f);color:var(--ink);font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}
.wrap{max-width:1180px;margin:0 auto;padding-inline:16px}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums;letter-spacing:.01em}
.num{font-variant-numeric:tabular-nums}
.muted{color:var(--muted)}
.small{font-size:13px}

/* header */
header.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:var(--bg);border-bottom:1px solid var(--line-soft)}
.bar{display:flex;align-items:center;gap:14px;padding-block:12px;flex-wrap:wrap}
.brand{display:flex;align-items:baseline;gap:10px;margin-right:auto}
.brand b{font-weight:800;font-size:19px;color:var(--navy);letter-spacing:-.01em}
.brand span{font-size:12px;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}
.who{display:flex;align-items:center;gap:8px;font-size:13px}
.who img{width:28px;height:28px;border-radius:50%}
.rolechip{padding:3px 10px;border-radius:999px;background:var(--gold-soft);color:var(--gold);font-weight:600;font-size:12px;border:1px solid color-mix(in srgb,var(--gold) 30%,transparent)}
nav.tabs{display:flex;gap:4px;overflow-x:auto;scrollbar-width:none;padding-bottom:0}
nav.tabs button{background:none;border:0;padding:10px 14px;font-weight:600;color:var(--muted);border-bottom:2px solid transparent;cursor:pointer;white-space:nowrap}
nav.tabs button[aria-current="true"]{color:var(--navy);border-bottom-color:var(--accent)}
nav.tabs .cnt{display:inline-block;min-width:18px;padding:0 5px;margin-left:6px;border-radius:9px;background:var(--bad);color:#fff;font-size:11px;line-height:18px;text-align:center}

main{padding-block:22px 64px}
h1,h2,h3{text-wrap:balance;margin:0}
h1{font-size:26px;font-weight:800;color:var(--navy);letter-spacing:-.015em}
h2{font-size:19px;font-weight:700;color:var(--navy)}
h3{font-size:15px;font-weight:700}
.lede{color:var(--muted);max-width:62ch;margin:6px 0 0}
.head{display:flex;align-items:flex-end;gap:16px;flex-wrap:wrap;margin-bottom:18px}
.head > div:first-child{margin-right:auto}

/* controls */
.btn{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:var(--surface);padding:8px 14px;border-radius:8px;font-weight:600;cursor:pointer;font-size:14px}
.btn:hover{border-color:var(--accent)}
.btn.pri{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn.pri:hover{filter:brightness(1.06)}
.btn.ghost{background:transparent;border-color:transparent;color:var(--accent);padding-inline:8px}
.btn.danger{color:var(--bad)}
.btn.sm{padding:5px 10px;font-size:13px}
.btn[disabled]{opacity:.5;cursor:not-allowed}
.seg{display:inline-flex;border:1px solid var(--line);border-radius:9px;padding:3px;background:var(--surface)}
.seg button{border:0;background:none;padding:6px 12px;border-radius:6px;font-weight:600;font-size:13px;color:var(--muted);cursor:pointer}
.seg button[aria-pressed="true"]{background:var(--navy);color:var(--bg)}
.filters{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:14px}
.zones{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.zone{border:1px solid var(--line);background:var(--surface);border-radius:10px;padding:8px 12px;text-align:left;cursor:pointer;min-width:0}
.zone b{display:block;font-size:14px}
.zone small{color:var(--muted);font-size:12px}
.zone[aria-pressed="true"]{border-color:var(--navy);box-shadow:inset 0 0 0 1px var(--navy)}
.zone[disabled]{cursor:not-allowed;opacity:.62;border-style:dashed}
input[type=text],input[type=tel],input[type=number],input[type=date],select,textarea{border:1px solid var(--line);background:var(--surface);border-radius:8px;padding:8px 10px;width:100%;min-width:0}
textarea{min-height:90px;resize:vertical}
label.f{display:grid;gap:4px;font-size:13px;font-weight:600;color:var(--muted)}
label.f > span.hint{font-weight:400}
.grid-form{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px}
.search{max-width:220px}

/* summary strip */
.strip{display:flex;flex-wrap:wrap;gap:0;border:1px solid var(--line-soft);border-radius:var(--r);background:var(--surface);margin-bottom:18px}
.strip div{padding:12px 18px;border-right:1px solid var(--line-soft);flex:1 1 140px}
.strip div:last-child{border-right:0}
.strip b{display:block;font-size:22px;font-weight:800;color:var(--navy);font-variant-numeric:tabular-nums}
.strip span{font-size:12px;color:var(--muted)}

/* listing cards */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}
.card{background:var(--surface);border:1px solid var(--line-soft);border-radius:var(--r);padding:14px 16px;display:grid;gap:8px;text-align:left;cursor:pointer;position:relative}
.card:hover{border-color:var(--accent);box-shadow:var(--shadow)}
.card .code{font-family:var(--mono);font-weight:600;font-size:19px;color:var(--navy)}
.card .row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.card .price{font-weight:800;font-size:18px}
.card .meta{font-size:13px;color:var(--muted)}
.pill{display:inline-flex;align-items:center;gap:4px;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:600;white-space:nowrap}
.p-mo{background:var(--ok-bg);color:var(--ok)}
.p-giu{background:var(--warn-bg);color:var(--warn)}
.p-da-thue,.p-da-ban{background:var(--bad-bg);color:var(--bad)}
.p-an{background:var(--off-bg);color:var(--off)}
.p-type{background:var(--sunk);color:var(--ink);border:1px solid var(--line-soft)}
.p-sample{background:var(--gold-soft);color:var(--gold)}
.p-ver{background:var(--ok-bg);color:var(--ok)}
.empty{border:1px dashed var(--line);border-radius:var(--r);padding:28px;text-align:center;color:var(--muted);background:var(--surface)}

/* bảng hàng */
.board-wrap{display:flex;gap:16px;overflow-x:auto;padding-bottom:8px}
.tower{flex:0 0 auto;background:var(--surface);border:1px solid var(--line-soft);border-radius:var(--r);padding:12px}
.tower h3{font-family:var(--mono);color:var(--navy);margin-bottom:8px}
.tower table{border-collapse:separate;border-spacing:4px}
.tower th{font-family:var(--mono);font-size:12px;color:var(--muted);font-weight:500;text-align:right;padding-right:6px}
.cell{display:block;min-width:58px;padding:6px 6px;border-radius:6px;font-family:var(--mono);font-size:12px;font-weight:600;border:1px solid transparent;cursor:pointer;text-align:center;line-height:1.2}
.cell small{display:block;font-family:var(--f);font-weight:500;font-size:10.5px;opacity:.85}
.cell.p-mo{border-color:color-mix(in srgb,var(--ok) 35%,transparent)}
.cell.p-giu{border-color:color-mix(in srgb,var(--warn) 35%,transparent)}
.legend{display:flex;gap:10px;flex-wrap:wrap;font-size:12px;margin-bottom:12px}

/* tables */
.tbl-wrap{overflow-x:auto;border:1px solid var(--line-soft);border-radius:var(--r);background:var(--surface)}
table.t{width:100%;border-collapse:collapse;font-size:14px}
table.t th{text-align:left;font-size:12px;letter-spacing:.04em;text-transform:uppercase;color:var(--muted);font-weight:600;padding:10px 12px;border-bottom:1px solid var(--line-soft);white-space:nowrap}
table.t td{padding:10px 12px;border-bottom:1px solid var(--line-soft);vertical-align:top}
table.t tr:last-child td{border-bottom:0}
.acts{display:flex;gap:6px;flex-wrap:wrap}
section.block{margin-bottom:28px}
section.block > h2{margin-bottom:10px}

/* lease */
.lease{display:grid;grid-template-columns:minmax(130px,1.1fr) minmax(170px,1.6fr) minmax(200px,2fr) auto;gap:14px;align-items:center;padding:14px 16px;border-bottom:1px solid var(--line-soft)}
.lease:last-child{border-bottom:0}
.lease .code{font-family:var(--mono);font-weight:600;color:var(--navy);font-size:16px}
.track{height:8px;border-radius:4px;background:var(--sunk);overflow:hidden;border:1px solid var(--line-soft)}
.track i{display:block;height:100%;background:var(--accent)}
.track.warn i{background:var(--warn)}
.track.bad i{background:var(--bad)}
.stripe-warn{box-shadow:inset 3px 0 0 var(--warn)}
.stripe-bad{box-shadow:inset 3px 0 0 var(--bad)}
@media (max-width:760px){.lease{grid-template-columns:1fr}}

/* role pick */
.roles{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin-top:18px}
.role{border:1px solid var(--line);background:var(--surface);border-radius:12px;padding:18px;text-align:left;cursor:pointer;display:grid;gap:8px}
.role:hover,.role[aria-pressed="true"]{border-color:var(--navy);box-shadow:var(--shadow)}
.role b{font-size:17px;color:var(--navy)}
.role ul{margin:0;padding-left:18px;color:var(--muted);font-size:13px}

/* modal */
.scrim{position:fixed;inset:0;background:rgba(8,18,30,.5);z-index:50;display:flex;justify-content:center;align-items:flex-start;padding:max(24px,env(safe-area-inset-top,0px)) 16px 24px;overflow-y:auto}
.modal{background:var(--surface);border-radius:14px;max-width:720px;width:100%;box-shadow:var(--shadow);border:1px solid var(--line-soft)}
.modal .mh{display:flex;align-items:flex-start;gap:12px;padding:18px 20px;border-bottom:1px solid var(--line-soft)}
.modal .mh > div{margin-right:auto}
.modal .mb{padding:18px 20px;display:grid;gap:16px}
.modal .mf{padding:14px 20px;border-top:1px solid var(--line-soft);display:flex;gap:8px;justify-content:flex-end;flex-wrap:wrap}
dl.spec{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px 18px;margin:0}
dl.spec div{border-top:1px solid var(--line-soft);padding-top:6px}
dl.spec dt{font-size:12px;color:var(--muted)}
dl.spec dd{margin:0;font-weight:600}
.note{background:var(--gold-soft);border-radius:8px;padding:10px 12px;font-size:13px;color:var(--ink)}
.note.bad{background:var(--bad-bg);color:var(--bad)}
.phone{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.phone code{font-family:var(--mono);font-size:17px;font-weight:600;user-select:all;background:var(--sunk);padding:4px 10px;border-radius:6px}
.radio-row{display:flex;gap:8px;flex-wrap:wrap}
.radio-row label{display:flex;gap:6px;align-items:center;border:1px solid var(--line);border-radius:8px;padding:8px 12px;cursor:pointer;font-weight:600;font-size:14px}
.radio-row label:has(input:checked){border-color:var(--navy);box-shadow:inset 0 0 0 1px var(--navy)}
.radio-row label:has(input:disabled){opacity:.5;cursor:not-allowed}

.banner{border:1px solid var(--line);background:var(--surface);border-radius:var(--r);padding:12px 16px;margin-bottom:16px;font-size:14px}
.toast{position:fixed;left:50%;bottom:calc(20px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);background:var(--navy);color:var(--bg);padding:10px 16px;border-radius:9px;font-weight:600;font-size:14px;z-index:60;max-width:calc(100% - 32px)}
.toast.err{background:var(--bad);color:#fff}
footer.foot{border-top:1px solid var(--line-soft);padding-block:18px 28px;font-size:12px;color:var(--muted)}
footer.foot p{max-width:90ch;margin:4px 0}
/* bổ sung bản thật */
.auth{max-width:440px;margin:24px auto;background:var(--surface);border:1px solid var(--line-soft);border-radius:14px;padding:22px;display:grid;gap:14px;box-shadow:var(--shadow)}
.auth .roles{grid-template-columns:1fr;gap:8px;margin-top:0}
.auth .role{padding:12px 14px}
.auth .role ul{display:none}
.auth .role[aria-pressed="true"] ul{display:block}
.who .btn{padding:6px 12px}
.foot a{color:inherit}
/* gọn cho điện thoại */
@media (max-width:560px){
  .brand span{display:none}
  .brand b{font-size:18px}
  .who .btn{display:none}
  .bar{padding-block:10px}
  .zones{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;margin-inline:-16px;padding-inline:16px}
  .zone{flex:0 0 auto}
  .strip div{flex:1 1 45%;padding:10px 14px}
  .strip div:nth-child(2n){border-right:0}
  .strip div:nth-child(-n+2){border-bottom:1px solid var(--line-soft)}
  .head{margin-bottom:12px}
  h1{font-size:23px}
}