/* NumLocate — base.css
   Design tokens + components from the approved bento 2026 mockup.
   Rule: no colour literals outside :root. Change a token, the whole site follows. */

:root{
  /* surfaces */
  --ground:#fafaf7; --panel:#ffffff; --panel-2:#f3f4f9;
  --ink:#0d1220; --ink-soft:#3d465c; --muted:#656e87; --line:#e9e9f1;
  /* brand. --brand is for fills; --brand-ink is the same hue darkened enough
     to pass 4.5:1 as small text on every surface (see check.mjs CONTRAST). */
  --brand:#5a63ff; --brand-d:#454ee6; --brand-2:#7a5cff; --brand-ink:#4a53f0; --on-brand:#ffffff;
  --warn:#a34e08; --warn-bg:#fff4e8;
  --mint-ink:#077a58; --us-bg:#f3f4ff; --us-bg-head:#f0f1ff;
  --mint:#12c790; --lav:#b6a6ff; --peach:#ffb49a; --sky:#6fd0ff;
  --brand-wash:#ebecff;
  /* geometry */
  --radius:22px; --radius-sm:14px; --maxw:1180px; --maxw-doc:820px; --maxw-read:700px; --gap:16px; --sect:92px;
  --shadow:0 26px 60px -34px rgba(30,34,90,.34);
  --shadow-soft:0 8px 22px -16px rgba(30,34,90,.5);
  /* type */
  --serif:ui-serif,"Iowan Old Style","Palatino Linotype",Palatino,Georgia,serif;
  --sans:"Segoe UI",system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;
  --mono:ui-monospace,"Cascadia Mono",Menlo,Consolas,monospace;
}

@media(prefers-color-scheme:dark){:root{
  --ground:#090b14; --panel:#12141f; --panel-2:#171a28;
  --ink:#eef0f8; --ink-soft:#b9c0d6; --muted:#8590aa; --line:#232838;
  --brand:#7d84ff; --brand-d:#6169ff; --brand-2:#9a7cff; --brand-ink:#7d84ff; --on-brand:#0d1220;
  --warn:#ffb066; --warn-bg:#241a10;
  --mint-ink:#12c790; --us-bg:#191c2e; --us-bg-head:#1d2038; --brand-wash:#1e213a;
  --shadow:0 26px 60px -34px rgba(0,0,0,.72);
  --shadow-soft:0 8px 22px -16px rgba(0,0,0,.6);
}}
:root[data-theme="dark"]{
  --ground:#090b14;--panel:#12141f;--panel-2:#171a28;--ink:#eef0f8;--ink-soft:#b9c0d6;
  --muted:#8590aa;--line:#232838;--brand:#7d84ff;--brand-d:#6169ff;--brand-2:#9a7cff;--brand-ink:#7d84ff;--on-brand:#0d1220;--warn:#ffb066;--warn-bg:#241a10;--mint-ink:#12c790;--us-bg:#191c2e;--us-bg-head:#1d2038;--brand-wash:#1e213a;
  --shadow:0 26px 60px -34px rgba(0,0,0,.72);--shadow-soft:0 8px 22px -16px rgba(0,0,0,.6)
}
:root[data-theme="light"]{
  --ground:#fafaf7;--panel:#ffffff;--panel-2:#f3f4f9;--ink:#0d1220;--ink-soft:#3d465c;
  --muted:#656e87;--line:#e9e9f1;--brand:#5a63ff;--brand-d:#454ee6;--brand-2:#7a5cff;--brand-ink:#4a53f0;--on-brand:#ffffff;--warn:#a34e08;--warn-bg:#fff4e8;--mint-ink:#077a58;--us-bg:#f3f4ff;--us-bg-head:#f0f1ff;--brand-wash:#ebecff;
  --shadow:0 26px 60px -34px rgba(30,34,90,.34);--shadow-soft:0 8px 22px -16px rgba(30,34,90,.5)
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--ground);color:var(--ink);font-family:var(--sans);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img,svg{max-width:100%}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
:focus-visible{outline:3px solid var(--brand);outline-offset:3px;border-radius:4px}

/* CJK: no negative tracking, safer wrapping, native font stack */
html[lang^="zh"] body{font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Noto Sans CJK SC",var(--sans);line-height:1.75}
html[lang^="zh"] h1,html[lang^="zh"] h2,html[lang^="zh"] h3{letter-spacing:0;line-height:1.25}
html[lang^="zh"] .h1{line-height:1.2}
html[lang^="zh"] .eyebrow{letter-spacing:.1em}
/* italic + serif on CJK is a Latin idiom that renders badly — keep the gradient, drop the slant */
html[lang^="zh"] em,html[lang^="zh"] .em{font-family:inherit;font-style:normal;font-weight:800}
html[lang^="zh"]{line-break:strict;word-break:normal;overflow-wrap:break-word}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--brand);color:var(--on-brand);font-family:inherit;font-weight:700;font-size:1rem;border:none;border-radius:var(--radius-sm);padding:14px 24px;cursor:pointer;transition:transform .14s,box-shadow .14s,background .14s;box-shadow:0 14px 30px -14px var(--brand);white-space:nowrap;text-align:center}
.btn:hover{transform:translateY(-2px);background:var(--brand-d)}
.btn:disabled{opacity:.75;cursor:default;transform:none}
.btn.sm{padding:9px 16px;font-size:.9rem;border-radius:11px}
@media(prefers-reduced-motion:reduce){.btn:hover{transform:none}}

/* ---------- header ---------- */
header{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);background:color-mix(in srgb,var(--ground) 82%,transparent);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:66px;padding:8px 0}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.22rem;letter-spacing:-.02em;color:var(--ink)}
.logo .pin{width:30px;height:30px;border-radius:10px;background:conic-gradient(from 140deg,var(--brand),var(--sky),var(--mint),var(--brand));display:grid;place-items:center;color:var(--on-brand);flex:none}
.nav-r{display:flex;align-items:center;gap:16px}
.nav-r a{color:var(--muted);font-size:.92rem;font-weight:600}
.nav-r a:hover{color:var(--ink)}
.nav-r a.btn{color:var(--on-brand)}
.nav a.home{color:var(--muted);font-size:.9rem;font-weight:600}
@media(max-width:820px){.nav-r .hide-sm{display:none}}

/* ---------- hero + bento ---------- */
.hero{position:relative;overflow:hidden;padding:52px 0 68px}
.hero::before{content:"";position:absolute;inset:-20% -10% auto -10%;height:720px;z-index:0;pointer-events:none;
  background:
    radial-gradient(38% 46% at 18% 22%, color-mix(in srgb,var(--lav) 60%,transparent), transparent 70%),
    radial-gradient(40% 48% at 82% 12%, color-mix(in srgb,var(--sky) 55%,transparent), transparent 70%),
    radial-gradient(46% 54% at 62% 78%, color-mix(in srgb,var(--mint) 42%,transparent), transparent 72%),
    radial-gradient(40% 50% at 30% 90%, color-mix(in srgb,var(--peach) 44%,transparent), transparent 74%);
  filter:blur(30px);opacity:.9}
.hero .wrap{position:relative;z-index:1}
.heronote{display:inline-flex;align-items:center;gap:9px;font-size:.82rem;font-weight:600;color:var(--ink-soft);background:var(--panel);border:1px solid var(--line);padding:6px 14px;border-radius:999px;margin-bottom:22px;box-shadow:var(--shadow-soft)}
.ck{color:var(--mint-ink);font-weight:800}
h1{font-size:clamp(2.4rem,6.4vw,4.6rem);line-height:.98;font-weight:850;letter-spacing:-.038em;text-wrap:balance}
h1 em,.em{font-family:var(--serif);font-style:italic;font-weight:600;background:linear-gradient(100deg,var(--brand),var(--mint));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .sub{color:var(--ink-soft);font-size:1.2rem;margin:22px 0 0;max-width:560px}

.bento{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);margin-top:40px}
.tile{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:26px;position:relative;overflow:hidden;opacity:0;transform:translateY(14px);animation:rise .6s cubic-bezier(.2,.7,.2,1) forwards}
.tile:nth-child(2){animation-delay:.06s}.tile:nth-child(3){animation-delay:.12s}
.tile:nth-child(4){animation-delay:.18s}.tile:nth-child(5){animation-delay:.24s}
@keyframes rise{to{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){.tile{animation:none;opacity:1;transform:none}}

.t-main{grid-column:span 2;grid-row:span 2;display:flex;flex-direction:column;justify-content:space-between;gap:24px}
.t-main .lead{font-weight:700;font-size:1.05rem;margin-bottom:12px}
.locate{display:flex;gap:8px;background:var(--panel-2);border:1px solid var(--line);border-radius:var(--radius-sm);padding:8px}
.locate .cc{display:flex;align-items:center;gap:6px;padding:0 12px;color:var(--ink-soft);font-weight:700;border-inline-end:1px solid var(--line);white-space:nowrap}
.locate input{flex:1;background:transparent;border:none;outline:none;color:var(--ink);font-family:inherit;font-size:1.04rem;padding:12px 4px;min-width:0}
.locate input::placeholder{color:var(--muted)}
.locate input:focus-visible{outline-offset:-2px}
@media(max-width:520px){.locate{flex-wrap:wrap}.locate .btn{width:100%}}
.microc{color:var(--muted);font-size:.82rem;margin-top:12px;display:flex;gap:7px;align-items:flex-start}
.formstate{margin-top:12px;font-size:.88rem;font-weight:600;color:var(--mint);min-height:1.3em}
.quickrow{display:flex;gap:20px;flex-wrap:wrap;color:var(--ink-soft);font-size:.86rem;font-weight:600}
.quickrow span{display:flex;align-items:center;gap:7px}

.t-map{grid-row:span 2;padding:0;min-height:240px}
.mapface{position:absolute;inset:0;background:
   radial-gradient(120% 90% at 30% 20%, color-mix(in srgb,var(--sky) 22%,transparent), transparent 60%),
   linear-gradient(160deg,var(--panel-2),var(--panel))}
.mapface::before{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:30px 30px;opacity:.7}
.mpin{position:absolute;top:40%;left:56%;width:18px;height:18px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 7px color-mix(in srgb,var(--mint) 26%,transparent);animation:pulse 2.2s ease-out infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 color-mix(in srgb,var(--mint) 55%,transparent)}100%{box-shadow:0 0 0 22px color-mix(in srgb,var(--mint) 0%,transparent)}}
@media(prefers-reduced-motion:reduce){.mpin{animation:none}}
.mchip{position:absolute;inset-inline:14px;bottom:14px;background:color-mix(in srgb,var(--panel) 90%,transparent);border:1px solid var(--line);border-radius:12px;padding:10px 12px;display:flex;gap:10px;align-items:center;backdrop-filter:blur(6px)}
.mchip .d{width:32px;height:32px;border-radius:9px;background:color-mix(in srgb,var(--mint) 16%,transparent);display:grid;place-items:center;color:var(--mint);flex:none}
.mchip b{font-size:.86rem;display:block}
.mchip span{color:var(--muted);font-size:.74rem}

.t-val{display:flex;flex-direction:column;justify-content:center}
.t-val .ico{width:44px;height:44px;border-radius:12px;background:color-mix(in srgb,var(--brand) 12%,transparent);display:grid;place-items:center;font-size:1.3rem;margin-bottom:14px}
.t-val h2{font-size:1.1rem;margin-bottom:4px;letter-spacing:-.01em;font-weight:750}
.t-val p{color:var(--muted);font-size:.9rem}

@media(max-width:860px){.bento{grid-template-columns:repeat(2,1fr)}.t-main{grid-column:span 2;grid-row:auto}.t-map{grid-row:auto;min-height:200px}}
@media(max-width:540px){.bento{grid-template-columns:1fr}.t-main{grid-column:auto}}

/* ---------- sections ---------- */
section{padding:78px 0}
.tinted{background:var(--panel-2);border-block:1px solid var(--line)}
.shead{max-width:680px;margin:0 auto 44px;text-align:center}
.eyebrow{font-family:var(--mono);font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:var(--brand-ink);font-weight:700}
.shead h2{font-size:clamp(1.8rem,4vw,2.8rem);margin-top:12px;letter-spacing:-.03em;font-weight:820;text-wrap:balance}
.shead h2 em{font-family:var(--serif);font-style:italic;font-weight:600}
.shead p{color:var(--muted);margin-top:12px;font-size:1.06rem}

.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
@media(max-width:820px){.steps{grid-template-columns:1fr}}
.step{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px}
.step .n{font-family:var(--mono);font-size:.78rem;font-weight:700;color:var(--brand-ink);letter-spacing:.1em}
.step h3{font-size:1.2rem;margin:12px 0 6px;letter-spacing:-.01em}
.step p{color:var(--muted);font-size:.95rem}

.explain{max-width:760px;margin:0 auto;text-align:center}
.explain h2{font-size:clamp(1.55rem,3.4vw,2.2rem);letter-spacing:-.02em;font-weight:820;margin:12px 0 16px;text-wrap:balance}
.explain p{font-size:1.12rem;color:var(--ink-soft)}
.explain p + p{margin-top:14px}
.explain b{color:var(--ink)}

.fbento{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
@media(max-width:900px){.fbento{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.fbento{grid-template-columns:1fr}}
.fcard{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:transform .15s,box-shadow .15s}
.fcard:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
@media(prefers-reduced-motion:reduce){.fcard:hover{transform:none}}
.fcard.wide{grid-column:span 2}
@media(max-width:520px){.fcard.wide{grid-column:auto}}
.fcard .ico{width:50px;height:50px;border-radius:var(--radius-sm);display:grid;place-items:center;font-size:1.4rem;margin-bottom:16px;background:color-mix(in srgb,var(--brand) 12%,transparent)}
.fcard.wide .ico{background:color-mix(in srgb,var(--mint) 16%,transparent)}
.fcard h3{font-size:1.12rem;margin-bottom:6px;letter-spacing:-.01em}
.fcard p{color:var(--muted);font-size:.93rem}

.safety{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:42px}
@media(max-width:820px){.safety{grid-template-columns:1fr;padding:30px}}
.safety h2{font-size:1.8rem;margin-bottom:12px;letter-spacing:-.02em;text-wrap:balance}
.safety h2 em{font-family:var(--serif);font-style:italic;font-weight:600}
.safety p{color:var(--ink-soft);margin-bottom:14px}
.safety ul{list-style:none;display:grid;gap:12px}
.safety li{display:flex;gap:11px;color:var(--ink-soft);font-size:.96rem}
.safety li .ck{flex:none}
.shield{justify-self:center;width:172px;height:172px;border-radius:30px;display:grid;place-items:center;font-size:4.4rem;background:
   radial-gradient(circle at 30% 25%, color-mix(in srgb,var(--brand) 22%,transparent), transparent 60%),
   radial-gradient(circle at 75% 80%, color-mix(in srgb,var(--mint) 24%,transparent), transparent 60%),var(--panel-2);border:1px solid var(--line)}

details{border:1px solid var(--line);border-radius:var(--radius-sm);padding:2px 20px;margin-bottom:10px;background:var(--panel);max-width:780px;margin-inline:auto}
summary{cursor:pointer;font-weight:700;padding:16px 0;list-style:none;display:flex;justify-content:space-between;gap:12px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--muted);font-size:1.3rem;flex:none}
details[open] summary::after{content:"−"}
details p{color:var(--muted);padding-bottom:16px;font-size:.94rem}

.band{position:relative;overflow:hidden;border-radius:26px;padding:60px 40px;text-align:center;color:var(--on-brand);background:linear-gradient(130deg,var(--brand),var(--brand-2) 55%,var(--mint))}
.band::after{content:"";position:absolute;inset:0;background:radial-gradient(60% 120% at 82% 0%,color-mix(in srgb,var(--on-brand) 22%,transparent),transparent 60%)}
.band>*{position:relative}
.band h2{font-size:clamp(1.8rem,4vw,2.7rem);letter-spacing:-.03em;font-weight:850;text-wrap:balance}
.band p{opacity:.94;margin:14px 0 28px;font-size:1.1rem}
.band .btn{background:var(--panel);color:var(--brand-ink)}
.band .btn:hover{background:var(--panel)}

/* ---------- document pages (about / privacy / terms) ---------- */
.doc{padding:44px 0 90px}
.doc .wrap{max-width:var(--maxw-doc)}
.doc h1{font-size:clamp(1.9rem,4.4vw,2.6rem);letter-spacing:-.03em;font-weight:820;margin:10px 0 6px;line-height:1.12;text-wrap:balance}
.doc .updated{color:var(--muted);font-size:.85rem;font-family:var(--mono);margin-bottom:26px}
.doc h2{font-size:1.25rem;letter-spacing:-.01em;margin:30px 0 8px;font-weight:750}
.doc h3{font-size:1.05rem;margin:20px 0 6px;font-weight:700}
.doc p{color:var(--ink-soft);margin:.6em 0;line-height:1.68}
.doc ul{color:var(--ink-soft);margin:.5em 0;padding-inline-start:22px}
.doc li{margin:6px 0}
.doc strong{color:var(--ink)}
.doc a{color:var(--brand-ink)}
.doc a:hover{text-decoration:underline}
.about-hero{background:var(--panel-2);border:1px solid var(--line);border-radius:20px;padding:32px;margin-bottom:8px}
.about-hero p{font-size:1.12rem;color:var(--ink-soft)}
.ccard{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-sm);padding:22px;max-width:420px}
.doc-cta{margin-top:26px}
.doc-cta .btn{color:var(--on-brand)}
.ccard .ic{font-size:1.5rem;margin-bottom:8px}
.ccard h3{font-size:1.05rem;margin:0 0 4px}
.ccard p{margin:0;font-size:.93rem}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--line);padding:46px 0;background:var(--panel-2)}
.foot{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;align-items:center}
.flinks{display:flex;gap:22px;flex-wrap:wrap;color:var(--muted);font-size:.88rem}
.flinks a:hover{color:var(--ink)}
.langs{margin-top:26px;padding-top:20px;border-top:1px solid var(--line)}
.langs h2{font-family:var(--mono);font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);font-weight:700;margin-bottom:10px}
.langs ul{list-style:none;display:flex;flex-wrap:wrap;gap:8px 18px;padding:0}
.langs a{color:var(--muted);font-size:.86rem}
.langs a:hover{color:var(--ink)}
.langs a[aria-current="true"]{color:var(--ink);font-weight:700}
.disc{color:var(--muted);font-size:.76rem;margin-top:24px;padding-top:18px;border-top:1px solid var(--line);line-height:1.55}

/* ══════════ FEATURE PAGES (EPIC 2B → nội dung dày v6, EPIC 2C) ══════════
   Ba trang ba archetype: /track so sánh · /find-someone phân loại · /verify-caller tra cứu.
   Nhịp chung duy nhất là hero đồ hoạ + "1 module / 1 section" — phần ruột của mỗi
   section chỉ xuất hiện ở đúng một trang, nên ba trang không phải một template. */

.feat section{padding:var(--sect) 0}
.feat .shead{max-width:640px;margin:0 auto 44px;text-align:center}
.feat .shead h2{font-size:clamp(1.5rem,3.1vw,2.05rem);letter-spacing:-.025em;font-weight:830;margin-top:12px;text-wrap:balance}
.feat .shead p{color:var(--ink-soft);font-size:1.02rem;margin-top:14px}
.feat .shead.start{margin-inline:0;text-align:start}
.narrow{max-width:var(--maxw-read);margin:0 auto}
.prose p{font-size:1.06rem;color:var(--ink-soft)}
.prose p + p{margin-top:16px}
.prose b{color:var(--ink)}
.sibs{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-top:26px}
.sibs a{font-size:.9rem;font-weight:700;color:var(--brand-ink);border:1px solid color-mix(in srgb,var(--brand) 30%,var(--line));border-radius:999px;padding:9px 17px}
.sibs a:hover{background:color-mix(in srgb,var(--brand) 8%,transparent)}

/* ── hero đồ hoạ: nền bản đồ dựng hoàn toàn bằng CSS (CSP chặn asset ngoài) ── */
.fhero{position:relative;overflow:hidden;padding:78px 0 86px;border-bottom:1px solid var(--line)}
.mapbg{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.mapbg::before{content:"";position:absolute;inset:-10%;
  background:
    repeating-linear-gradient(0deg,transparent 0 54px,color-mix(in srgb,var(--brand) 13%,transparent) 54px 55px),
    repeating-linear-gradient(90deg,transparent 0 72px,color-mix(in srgb,var(--brand) 13%,transparent) 72px 73px);
  -webkit-mask-image:radial-gradient(115% 95% at 72% 42%,#000 22%,transparent 74%);
  mask-image:radial-gradient(115% 95% at 72% 42%,#000 22%,transparent 74%)}
.mapbg::after{content:"";position:absolute;inset:0;
  background:
    linear-gradient(74deg,transparent calc(58% - 13px),color-mix(in srgb,var(--brand) 15%,transparent) calc(58% - 13px) calc(58% + 13px),transparent calc(58% + 13px)),
    linear-gradient(168deg,transparent calc(76% - 9px),color-mix(in srgb,var(--sky) 26%,transparent) calc(76% - 9px) calc(76% + 9px),transparent calc(76% + 9px)),
    radial-gradient(circle at 84% 74%,color-mix(in srgb,var(--mint) 20%,transparent) 0 82px,transparent 83px);
  -webkit-mask-image:radial-gradient(110% 92% at 74% 44%,#000 18%,transparent 72%);
  mask-image:radial-gradient(110% 92% at 74% 44%,#000 18%,transparent 72%)}
.mkr{position:absolute;left:var(--x);top:var(--y);width:15px;height:15px;border-radius:50%;
  background:var(--c,var(--brand));box-shadow:0 0 0 5px color-mix(in srgb,var(--c,var(--brand)) 20%,transparent)}
.mkr::after{content:"";position:absolute;inset:-19px;border-radius:50%;
  border:1.5px solid color-mix(in srgb,var(--c,var(--brand)) 42%,transparent);animation:ping 3.6s cubic-bezier(.2,.6,.3,1) infinite}
.mkr.slow::after{animation-delay:1.2s}
.mkr.slower::after{animation-delay:2.4s}
.mkr.q{background:transparent;box-shadow:none;border:2px dashed color-mix(in srgb,var(--muted) 60%,transparent);width:74px;height:74px}
.mkr.q::after{animation:none;inset:-1px;border:none}
@keyframes ping{0%{transform:scale(.55);opacity:.9}70%{transform:scale(1.5);opacity:0}100%{opacity:0}}
@media(prefers-reduced-motion:reduce){.mkr::after{animation:none;opacity:.5}}
/* lớp phủ giữ tương phản chữ trên nền bản đồ */
.heroveil{position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(100deg,var(--ground) 0 34%,color-mix(in srgb,var(--ground) 62%,transparent) 62%,transparent 100%)}
.fhero .wrap{position:relative;z-index:2}
.fhero h1{font-size:clamp(2rem,4.4vw,3.15rem);line-height:1.05;font-weight:850;letter-spacing:-.035em;text-wrap:balance;max-width:17ch;margin-top:16px}
.fhero .lead{color:var(--ink-soft);font-size:1.08rem;margin-top:16px;max-width:50ch}
.fhero .eyebrow{display:block}
.crumb{display:flex;width:fit-content;align-items:center;gap:8px;font-size:.82rem;font-weight:600;color:var(--muted);margin-bottom:14px}
.crumb a{color:var(--brand-ink);text-decoration:underline;text-underline-offset:2px}
.fhero .locate{max-width:490px;background:var(--panel);box-shadow:var(--shadow-soft);margin-top:26px}
/* home's .microc is a flex row (lock icon + line); a feature page runs a
   sentence with a link through it, so it goes back to normal text flow */
.feat .microc{display:block}
.fhero .microc{max-width:490px}
.microc .tolink{color:var(--brand-ink);text-decoration:underline;text-underline-offset:2px}
.cond{font-family:var(--mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:700;margin-top:30px}
.cond + .locate{margin-top:10px}
.trust{display:flex;flex-wrap:wrap;gap:0;margin-top:38px;border-top:1px solid var(--line);padding-top:18px;max-width:660px}
.trust div{padding-inline-end:26px;margin-inline-end:26px;border-inline-end:1px solid var(--line)}
.trust div:last-child{border-inline-end:none;margin-inline-end:0;padding-inline-end:0}
.trust .k{font-family:var(--mono);font-size:.66rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:700}
.trust .v{font-size:.98rem;font-weight:750;margin-top:2px}

/* ── /track — trang so sánh: hai bảng đối chiếu là xương sống ── */
.matrix{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel)}
.matrix table{border-collapse:collapse;width:100%;min-width:760px;font-size:.93rem;font-variant-numeric:tabular-nums}
.matrix th,.matrix td{text-align:start;padding:15px 18px;border-bottom:1px solid var(--line);vertical-align:top}
.matrix thead th{font-size:1rem;font-weight:800;letter-spacing:-.01em;background:var(--panel-2);border-bottom:2px solid var(--line)}
.matrix thead th small{display:block;font-family:var(--mono);font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:600;margin-top:3px}
.matrix tbody th{font-family:var(--mono);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:700;width:20%;background:var(--panel-2)}
.matrix td{color:var(--ink-soft)}
.matrix col.us{background:var(--us-bg)}
.matrix thead th.us{color:var(--brand-ink);background:var(--us-bg-head)}
.matrix tr:last-child th,.matrix tr:last-child td{border-bottom:none}
.mk{font-weight:800}
.mk.y{color:var(--mint-ink)}
.mk.n{color:var(--warn)}
.mk.p{color:var(--muted)}
.switch{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
@media(max-width:980px){.switch{grid-template-columns:1fr}}
.sw{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.sw .from{font-family:var(--mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:700}
.sw h3{font-size:1.1rem;margin:10px 0;letter-spacing:-.01em}
.sw p{color:var(--ink-soft);font-size:.96rem}
.sw p + p{margin-top:10px}
.verdicts{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
@media(max-width:980px){.verdicts{grid-template-columns:1fr}}
.vc{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:26px;display:flex;flex-direction:column;gap:13px}
.vc.us{border-color:color-mix(in srgb,var(--brand) 46%,var(--line));background:var(--us-bg)}
.vc .case{font-family:var(--mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:700;min-height:2.6em}
.vc .use{font-size:1.14rem;font-weight:830;letter-spacing:-.015em;line-height:1.25}
.vc.us .use{color:var(--brand-ink)}
.vc.no .use{color:var(--warn)}
.vc p{color:var(--ink-soft);font-size:.95rem;margin-top:auto}
.vc .stamp{font-family:var(--mono);font-size:.64rem;letter-spacing:.12em;text-transform:uppercase;font-weight:800;border:1px solid var(--line);border-radius:999px;padding:4px 11px;width:fit-content;color:var(--muted)}
.vc.us .stamp{color:var(--brand-ink);border-color:color-mix(in srgb,var(--brand) 40%,var(--line))}
.vc.no .stamp{color:var(--warn);border-color:color-mix(in srgb,var(--warn) 40%,var(--line))}
.qa{display:grid;max-width:var(--maxw-read);margin:0 auto;border-top:1px solid var(--line)}
.qa > div{display:grid;grid-template-columns:1fr 1.35fr;gap:24px;padding:20px 0;border-bottom:1px solid var(--line)}
@media(max-width:700px){.qa > div{grid-template-columns:1fr;gap:6px}}
.qa dt{font-weight:750;font-size:.98rem}
.qa dd{color:var(--muted);font-size:.95rem;margin:0}
.closer{display:flex;flex-wrap:wrap;align-items:center;gap:26px;justify-content:space-between;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:34px 36px}
.closer h2{font-size:1.4rem;letter-spacing:-.02em;margin-bottom:6px}
.closer p{color:var(--muted);font-size:.95rem}
.closer .locate{margin-top:0;background:var(--panel-2)}

/* ── /find-someone — công cụ phân loại: hai nhánh tiễn người dùng đi chỗ khác ── */
.picks{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
@media(max-width:860px){.picks{grid-template-columns:1fr}}
.pick{text-align:start;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:26px;cursor:pointer;font-family:inherit;color:inherit;transition:border-color .14s,transform .14s;display:block;width:100%}
.pick:hover{transform:translateY(-3px)}
@media(prefers-reduced-motion:reduce){.pick:hover{transform:none}}
.pick .n{font-family:var(--mono);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:700}
.pick .t{display:block;font-size:1.1rem;font-weight:750;margin:10px 0 6px;letter-spacing:-.01em}
.pick .d{display:block;color:var(--muted);font-size:.92rem}
.answer.away{background:var(--warn-bg);border-block:1px solid var(--line)}
.answer.other{background:var(--ground);border-block:1px solid var(--line)}
.answer.mine{background:var(--panel-2);border-block:1px solid var(--line)}
.vtag{font-family:var(--mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;font-weight:700}
.answer.away .vtag,.answer.other .vtag{color:var(--warn)}
.answer.mine .vtag{color:var(--brand-ink)}
.sub{max-width:var(--maxw-read);margin:0 auto}
.sub + .sub{margin-top:64px}
.sub h3{font-size:1.22rem;letter-spacing:-.015em;margin-bottom:18px;font-weight:800}
.sub > p{color:var(--ink-soft);font-size:1.02rem}
.sub.mid{text-align:center}
.sub.mid .locate{margin-inline:auto;max-width:490px;background:var(--panel)}
.sub.mid .microc{justify-content:center}
.enums{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
@media(max-width:700px){.enums{grid-template-columns:repeat(2,1fr)}}
.enum{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-sm);padding:16px;text-align:center}
.enum .d{font-family:var(--mono);font-size:1.55rem;font-weight:800;letter-spacing:-.02em;color:var(--warn)}
.enum .r{font-size:.8rem;color:var(--muted);font-weight:600;margin-top:2px}
.ready{list-style:none;display:grid;grid-template-columns:repeat(auto-fit,minmax(205px,1fr));gap:10px;padding:0}
.ready li{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-sm);padding:15px 16px}
.ready .lbl{display:block;font-family:var(--mono);font-size:.64rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:700;margin-bottom:5px}
.ready .v{font-size:.94rem;color:var(--ink-soft)}
.states{display:grid;grid-template-columns:1fr 1fr;gap:var(--gap)}
@media(max-width:760px){.states{grid-template-columns:1fr}}
.st{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-sm);padding:20px 22px}
.st .sig{font-family:var(--mono);font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;font-weight:800}
.st.on .sig{color:var(--mint-ink)}
.st.off .sig{color:var(--muted)}
.st h4{font-size:1rem;margin:7px 0 6px}
.st p{font-size:.93rem;color:var(--ink-soft)}
.note{display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:start;background:var(--panel);border:1px solid var(--line);border-inline-start:3px solid var(--warn);border-radius:var(--radius-sm);padding:17px 20px;margin-top:20px}
.note .t{font-family:var(--mono);font-size:.64rem;letter-spacing:.1em;text-transform:uppercase;color:var(--warn);font-weight:800;white-space:nowrap;padding-top:3px}
.note p{font-size:.94rem;color:var(--ink-soft)}
.flow{list-style:none;counter-reset:s;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--panel);padding:0}
.flow li{counter-increment:s;display:grid;grid-template-columns:46px 1fr;gap:16px;padding:15px 18px;border-bottom:1px solid var(--line);align-items:center}
.flow li:last-child{border-bottom:none}
.flow li::before{content:counter(s);font-family:var(--mono);font-size:.8rem;font-weight:800;color:var(--brand-ink);background:var(--brand-wash);border-radius:9px;width:32px;height:32px;display:grid;place-items:center}
.flow .who{font-family:var(--mono);font-size:.62rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:700;display:block;margin-bottom:2px}
.flow p{font-size:.95rem;color:var(--ink-soft)}
.maybe{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
@media(max-width:760px){.maybe{grid-template-columns:1fr}}
.maybe div{background:var(--panel);border:1px dashed var(--line);border-radius:var(--radius-sm);padding:15px 16px;font-size:.93rem;color:var(--ink-soft)}
.maybe b{color:var(--ink)}
.nots{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
@media(max-width:860px){.nots{grid-template-columns:repeat(2,1fr)}}
.nots div{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-sm);padding:16px;text-align:center}
.nots .x{font-family:var(--mono);font-size:.9rem;font-weight:800;color:var(--mint-ink)}
.nots .w{display:block;font-size:.88rem;color:var(--ink-soft);margin-top:4px}
.refuse{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--gap)}
@media(max-width:860px){.refuse{grid-template-columns:1fr}}
.rf{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:24px 26px}
.rf .mark{font-family:var(--mono);font-size:.64rem;letter-spacing:.12em;text-transform:uppercase;font-weight:800;color:var(--warn)}
.rf h3{font-size:1.04rem;margin:9px 0 7px}
.rf p{font-size:.94rem;color:var(--ink-soft)}

/* ── /verify-caller — trang tra cứu: tool đọc đầu số chạy client-side ── */
.herogrid{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
@media(max-width:940px){.herogrid{grid-template-columns:1fr;gap:34px}}
.herogrid h1{max-width:none}
.lookup{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.lookup label{display:block;font-family:var(--mono);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:700;margin-bottom:10px}
.lookup input{width:100%;background:var(--panel-2);border:1px solid var(--line);border-radius:var(--radius-sm);color:var(--ink);font-family:var(--mono);font-size:1.15rem;padding:14px 16px;outline:none}
.lookup input::placeholder{color:var(--muted);font-family:var(--sans)}
.lookup input:focus-visible{border-color:var(--brand)}
.result{margin-top:16px;display:grid;gap:10px}
.rrow{display:grid;grid-template-columns:120px 1fr;gap:14px;align-items:baseline;padding-bottom:10px;border-bottom:1px solid var(--line)}
.rrow:last-child{border-bottom:none;padding-bottom:0}
.rrow .k{font-family:var(--mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:700}
.rrow .v{font-size:1rem;font-weight:700}
.rrow .v.dim{color:var(--muted);font-weight:600}
.rrow .v.no{color:var(--warn);font-weight:700}
.rhint{color:var(--muted);font-size:.85rem;margin-top:14px}
.facts{display:grid;gap:2px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;max-width:880px;margin:0 auto}
.fact{display:grid;grid-template-columns:110px 1fr;gap:20px;background:var(--panel);padding:21px 26px;align-items:start}
@media(max-width:640px){.fact{grid-template-columns:1fr;gap:8px}}
.fact .verdict2{font-family:var(--mono);font-size:.7rem;letter-spacing:.08em;font-weight:800;padding:4px 0}
.fact.y .verdict2{color:var(--mint-ink)}
.fact.m .verdict2{color:var(--warn)}
.fact.n .verdict2{color:var(--muted)}
.fact h3{font-size:1.04rem;margin-bottom:4px}
.fact p{color:var(--ink-soft);font-size:.95rem}
.fact.n{background:repeating-linear-gradient(135deg,var(--panel),var(--panel) 10px,var(--panel-2) 10px,var(--panel-2) 20px)}
.anat{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:32px;max-width:880px;margin:0 auto}
.anatline{display:flex;flex-wrap:wrap;gap:7px;font-family:var(--mono);font-size:clamp(1.15rem,3vw,1.6rem);font-weight:700;justify-content:center}
.seg{padding:8px 14px;border-radius:11px;border:1px solid var(--line)}
.seg.cc{background:var(--brand-wash);color:var(--brand-ink);border-color:color-mix(in srgb,var(--brand) 34%,var(--line))}
.seg.ar{background:color-mix(in srgb,var(--sky) 22%,transparent)}
.seg.sub2{background:var(--panel-2);color:var(--muted)}
.anatkey{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);margin-top:28px}
@media(max-width:760px){.anatkey{grid-template-columns:1fr}}
.anatkey div{border-top:2px solid var(--line);padding-top:13px}
.anatkey .t{font-family:var(--mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;font-weight:700;color:var(--muted)}
.anatkey .t.cc{color:var(--brand-ink)}
.anatkey p{font-size:.93rem;color:var(--ink-soft);margin-top:7px}
.traps{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
@media(max-width:860px){.traps{grid-template-columns:1fr}}
.trap{background:var(--panel);border:1px solid var(--line);border-top:3px solid var(--warn);border-radius:0 0 var(--radius-sm) var(--radius-sm);padding:22px}
.trap h3{font-size:1rem;margin-bottom:7px}
.trap p{font-size:.93rem;color:var(--ink-soft)}
.pats{display:grid;gap:12px;max-width:880px;margin:0 auto}
.pat{display:grid;grid-template-columns:auto 1fr auto;gap:24px;align-items:center;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-sm);padding:21px 26px}
@media(max-width:760px){.pat{grid-template-columns:1fr;gap:10px}}
.pat .tick{font-family:var(--mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--warn);font-weight:700;max-width:15ch}
.pat h3{font-size:1.02rem;margin-bottom:3px}
.pat p{color:var(--muted);font-size:.93rem}
.pat .act{font-size:.9rem;color:var(--ink-soft);max-width:26ch;border-inline-start:2px solid var(--warn);padding-inline-start:14px}
.pat .act b{color:var(--ink)}
.dodont{display:grid;grid-template-columns:1fr 1fr;gap:var(--gap);max-width:880px;margin:0 auto}
@media(max-width:820px){.dodont{grid-template-columns:1fr}}
.dd{border:1px solid var(--line);border-radius:var(--radius);padding:26px;background:var(--panel)}
.dd .hd{font-family:var(--mono);font-size:.66rem;letter-spacing:.12em;text-transform:uppercase;font-weight:800;margin-bottom:16px}
.dd.yes .hd{color:var(--mint-ink)}
.dd.no .hd{color:var(--warn)}
.dd ul{list-style:none;display:grid;gap:14px;padding:0}
.dd li{display:grid;grid-template-columns:auto 1fr;gap:11px;font-size:.94rem;color:var(--ink-soft)}
.dd .b{font-weight:800;line-height:1.4}
.dd.yes .b{color:var(--mint-ink)}
.dd.no .b{color:var(--warn)}
.dd li b{color:var(--ink)}