/* Sous legal center: same night-shift palette as the main site, tuned for long-form reading. */
:root{
  color-scheme:dark;
  --bg:#090b0f; --bg-2:#0c0f14; --panel:#10141b; --panel-2:#151a22; --panel-3:#1b212c;
  --line:#202733; --line-2:#2b3443; --line-3:#3b4659;
  --fg:#eef1f5; --fg-2:#b7c0cc; --muted:#8a95a5;
  --ember:#ff6a2b; --amber:#ffb547; --mint:#4fe3b5; --on-ember:#1a0a03;
  --amber-soft:rgba(255,181,71,.12);
  --heat:linear-gradient(100deg,#ffc15a 0%,#ff6a2b 52%,#ff4f6a 100%);
  --f-display:"Archivo","Geist",system-ui,sans-serif;
  --f-body:"Geist",system-ui,-apple-system,"Segoe UI",sans-serif;
  --f-mono:"Geist Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}
:root:not([data-lang="vi"]) t-vi, :root[data-lang="vi"] t-en{display:none!important}
t-en,t-vi{display:contents}
*{box-sizing:border-box}
html{background:var(--bg);scroll-behavior:smooth;scroll-padding-top:88px;padding-block:env(safe-area-inset-top,0px) env(safe-area-inset-bottom,0px)}
body{margin:0;background:var(--bg);color:var(--fg);font:400 16.5px/1.72 var(--f-body);-webkit-font-smoothing:antialiased}
a{color:var(--amber);text-underline-offset:3px}
a:hover{color:var(--fg)}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px;border-radius:6px}
::selection{background:var(--ember);color:var(--on-ember)}
h1,h2,h3{font-family:var(--f-display);font-stretch:112%;letter-spacing:-.02em;line-height:1.1;text-wrap:balance;margin:0}
.wrap{max-width:1240px;margin-inline:auto;padding-inline:20px}

/* header */
.lh{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:rgba(9,11,15,.8);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.lh .wrap{display:flex;align-items:center;gap:18px;height:62px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--fg);font:800 1.4rem/1 var(--f-display);font-stretch:118%;letter-spacing:-.04em}
.logo .mark{width:26px;height:26px;border-radius:8px;background:var(--heat);display:grid;place-items:center}
.logo .mark i{width:7px;height:7px;border-radius:50%;background:var(--bg)}
.lh .crumb{color:var(--muted);font:500 .8rem var(--f-mono);text-decoration:none;text-transform:uppercase;letter-spacing:.1em}
.lh .crumb:hover{color:var(--fg)}
.lh .right{margin-left:auto;display:flex;gap:10px;align-items:center}
.langsw{display:inline-flex;border:1px solid var(--line-2);border-radius:10px;padding:2px;background:var(--panel)}
.langsw button{border:0;background:transparent;color:var(--fg-2);font:600 .75rem/1 var(--f-mono);min-width:38px;min-height:32px;border-radius:8px;cursor:pointer}
.langsw button[aria-pressed="true"]{background:var(--panel-3);color:var(--fg)}
.btn{display:inline-flex;align-items:center;min-height:38px;padding:0 14px;border-radius:10px;font:600 .88rem/1 var(--f-body);text-decoration:none;background:var(--ember);color:var(--on-ember)}
.btn:hover{color:var(--on-ember)}
@media (max-width:640px){.lh .crumb,.lh .btn{display:none}}

.draft{border-bottom:1px solid var(--line);background:var(--amber-soft);color:var(--amber);font-size:.86rem}
.draft .wrap{padding-block:10px;display:flex;gap:10px;align-items:baseline}
.draft b{font:600 .7rem/1.4 var(--f-mono);text-transform:uppercase;letter-spacing:.1em;flex:none}

/* layout */
.lwrap{display:grid;grid-template-columns:230px minmax(0,1fr) 210px;gap:48px;padding-block:48px 96px}
@media (max-width:1180px){.lwrap{grid-template-columns:220px minmax(0,1fr)}.otp{display:none}}
@media (max-width:860px){.lwrap{grid-template-columns:minmax(0,1fr);gap:28px;padding-block:28px 72px}}
.docs,.otp{position:sticky;top:96px;align-self:start;max-height:calc(100vh - 120px);overflow:auto;font-size:.88rem}
@media (max-width:860px){.docs{position:static;max-height:none}}
.docs details{border:1px solid var(--line);border-radius:14px;background:var(--panel);padding:6px 14px}
.docs summary{cursor:pointer;font-weight:600;padding:8px 0;list-style:none;display:flex;justify-content:space-between}
.docs summary::-webkit-details-marker{display:none}
.docs summary::after{content:"+";font-family:var(--f-mono);color:var(--amber)}
.docs details[open] summary::after{content:"−"}
@media (min-width:861px){.docs details{border:0;background:none;padding:0}.docs summary{display:none}}
.docs h4,.otp h4{font:500 .68rem/1.3 var(--f-mono);text-transform:uppercase;letter-spacing:.12em;color:var(--muted);margin:18px 0 8px}
.docs h4:first-of-type{margin-top:6px}
.docs ul,.otp ul{list-style:none;margin:0;padding:0;display:grid;gap:2px}
.docs a,.otp a{display:block;padding:6px 10px;border-radius:8px;color:var(--fg-2);text-decoration:none;line-height:1.35}
.docs a:hover,.otp a:hover{background:var(--panel-2);color:var(--fg)}
.docs a[aria-current="page"]{background:var(--panel-3);color:var(--fg);box-shadow:inset 2px 0 0 var(--ember)}
.otp a{padding:4px 10px;font-size:.82rem}

/* document */
.doc{min-width:0;max-width:72ch}
.kicker{font:500 .72rem/1.2 var(--f-mono);text-transform:uppercase;letter-spacing:.14em;color:var(--amber)}
.doc h1{font-size:clamp(2rem,4.6vw,3rem);font-weight:850;margin-top:12px}
.meta{display:flex;flex-wrap:wrap;gap:6px 18px;margin-top:16px;color:var(--muted);font:500 .8rem/1.5 var(--f-mono)}
.intro{font-size:1.08rem;color:var(--fg-2);margin-top:22px}
.doc section{padding-top:30px;margin-top:30px;border-top:1px solid var(--line)}
.doc h2{font-size:1.32rem;font-weight:800}
.doc h3{font-size:1.02rem;font-weight:700;margin-top:18px;font-family:var(--f-body);font-stretch:100%;letter-spacing:0}
.doc p{margin:12px 0 0}
.doc ul,.doc ol{margin:12px 0 0;padding-left:22px;display:grid;gap:7px}
.doc li::marker{color:var(--amber)}
.doc strong{color:var(--fg);font-weight:600}
.doc code{font:500 .86em var(--f-mono);background:var(--panel-2);border:1px solid var(--line);border-radius:6px;padding:1px 6px}
.ph{background:var(--panel-3);border:1px dashed var(--line-3);border-radius:6px;padding:0 6px;color:var(--fg);font-size:.95em;white-space:nowrap}
.tbl{overflow-x:auto;margin-top:16px;border:1px solid var(--line);border-radius:12px}
.tbl table{width:100%;border-collapse:collapse;font-size:.9rem}
.tbl table.wide{min-width:560px}
.tbl th{font:500 .68rem/1.3 var(--f-mono);text-transform:uppercase;letter-spacing:.08em;color:var(--muted);text-align:left;padding:12px 14px;background:var(--panel);border-bottom:1px solid var(--line-2)}
.tbl td{padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top;color:var(--fg-2)}
.tbl tr:last-child td{border-bottom:0}
.tbl td:first-child{color:var(--fg)}
.note{margin-top:16px;padding:16px 18px;border-radius:14px;border:1px solid var(--line-2);background:var(--panel);color:var(--fg-2);font-size:.95rem}
.note b{color:var(--fg)}
.sign{margin-top:16px;padding:22px;border-radius:14px;background:#f4f1ea;color:#17181a;font:500 .95rem/1.6 var(--f-body);max-width:440px}
.sign b{display:block;font:800 1.05rem/1.3 var(--f-display);font-stretch:110%;margin-bottom:6px}

/* legal center cards */
.groups{display:grid;gap:34px;margin-top:34px}
.groups h2{font-size:.72rem;font-family:var(--f-mono);font-weight:500;text-transform:uppercase;letter-spacing:.14em;color:var(--muted)}
.cards{display:grid;grid-template-columns:minmax(0,1fr);gap:12px;margin-top:12px}
@media (min-width:700px){.cards{grid-template-columns:repeat(3,minmax(0,1fr))}.cards .lcard:only-child{grid-column:1/-1}}
.lcard{display:flex;flex-direction:column;gap:8px;padding:20px;border-radius:16px;border:1px solid var(--line);background:var(--panel);text-decoration:none;color:var(--fg);transition:border-color .2s}
.lcard:hover{border-color:var(--line-3);color:var(--fg)}
.lcard b{font:800 1.05rem/1.25 var(--f-display);font-stretch:110%}
.lcard span{color:var(--fg-2);font-size:.9rem;line-height:1.5}
.lcard em{font:500 .72rem var(--f-mono);font-style:normal;color:var(--muted);margin-top:auto}

/* footer */
.lf{border-top:1px solid var(--line);background:var(--bg-2)}
.lf .wrap{padding-block:28px 40px;display:flex;flex-wrap:wrap;gap:12px 28px;justify-content:space-between;color:var(--muted);font:500 .78rem/1.6 var(--f-mono)}
.lf a{color:var(--fg-2);text-decoration:none}
.lf a:hover{color:var(--fg)}
.lf nav{display:flex;flex-wrap:wrap;gap:8px 18px}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}}