/* ============================================================
   Cypheon — design tokens (NGUỒN DUY NHẤT, đổi token = đổi cả site)
   Brand: định chế media/dữ liệu/sự kiện trung lập.
   Obsidian Ink + Paper + Brass Gold (accent) + Terracotta (chỉ Ellis Post).
   Góc VUÔNG/SẮC (radius 0), chất "định chế" — không bo tròn kiểu startup.
   ============================================================ */
:root{
  --ink:#0B1320;        /* Obsidian Ink — nền tối: header, hero, footer */
  --ink-2:#111b2b;
  --ink-3:#18243a;
  --paper:#F6F4EF;      /* Paper — nền sáng: thân trang */
  --paper-2:#EDEAE1;
  --text:#2A3445;       /* Slate — chữ thân trên nền Paper */
  --muted:#5A6474;
  --muted-light:#8B93A1;
  --line:#DCDFE5;       /* Mist-ish — viền, đường chia */
  --line-dark:#2A3648;

  --accent:#C8A35B;     /* Brass Gold — nhấn chính, corporate mặc định */
  --accent-700:#B4903F; /* Brass đậm — hover */
  --accent-soft:#F1E8D5;/* Brass nhạt — nền tag/chip */
  --amber:#A9744F;      /* Terracotta — CHỈ dùng cho khối Ellis Post (đại chúng). Đổi 03/07 từ Lumen Amber #F0A93B. */
  --amber-700:#8F5E3D;
  --amber-soft:#EEE1D6;
  --slate:#2A3445;
  --mist:#C9CED6;

  --serif:'Spectral',Georgia,'Times New Roman',serif;
  --sans:'Source Sans 3',system-ui,-apple-system,'Segoe UI',sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,'SFMono-Regular',Menlo,monospace;

  --maxw:1180px;
  --r:0;                /* góc vuông/sắc */
  --r-sm:0;
  --sh:0 1px 2px rgba(11,19,32,.05),0 10px 30px -16px rgba(11,19,32,.16);
  --sh-lg:0 26px 64px -22px rgba(11,19,32,.34);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--sans);color:var(--text);background:var(--paper);
  line-height:1.6;font-size:18px;-webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--serif);line-height:1.16;font-weight:600;letter-spacing:-.005em;margin:0 0 .5em}
h1{font-size:clamp(2.1rem,5.2vw,3.7rem);font-weight:600}
h2{font-size:clamp(1.6rem,3.2vw,2.4rem)}
h3{font-size:1.28rem}
p{margin:0 0 1rem}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
em{font-style:italic;color:var(--accent)}
strong{font-weight:600}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.muted{color:var(--muted)}
.small{font-size:.85rem}
.eyebrow{display:flex;align-items:center;gap:.7em;font-family:var(--mono);text-transform:uppercase;
  letter-spacing:.14em;font-size:.8rem;font-weight:500;color:var(--accent);margin:0 0 .9rem}
.eyebrow::before{content:"";flex:none;width:1.8em;height:1px;background:currentColor;opacity:.7}
.eyebrow--center{justify-content:center}
.skip{position:absolute;left:-999px;top:0}
.skip:focus{left:8px;top:8px;background:var(--ink);color:#fff;padding:.5rem 1rem;border-radius:8px;z-index:200}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--sans);font-weight:600;
  font-size:.98rem;padding:.85rem 1.6rem;border-radius:0;border:1.5px solid transparent;
  cursor:pointer;transition:transform .15s ease,box-shadow .2s ease,background .2s ease,color .2s ease;white-space:nowrap}
.btn--sm{padding:.55rem 1.15rem;font-size:.88rem}
.btn--primary{background:var(--accent);color:var(--ink)}
.btn--primary:hover{background:var(--accent-700);transform:translateY(-2px);box-shadow:0 12px 26px -12px rgba(200,163,91,.55)}
.btn--ghost{background:transparent;border-color:var(--line);color:var(--text)}
.btn--ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}
.dark .btn--ghost{border-color:var(--line-dark);color:var(--paper)}
.dark .btn--ghost:hover{border-color:var(--accent);color:#fff}
/* ghost button on dark sections (legibility) */
.hero .btn--ghost,.page-head .btn--ghost,.cta-band .btn--ghost{border-color:rgba(255,255,255,.34);color:#fff}
.hero .btn--ghost:hover,.page-head .btn--ghost:hover,.cta-band .btn--ghost:hover{border-color:#fff;color:#fff;background:rgba(255,255,255,.08)}

/* ---------- Header ---------- */
.site-head{position:sticky;top:0;z-index:100;background:rgba(246,244,239,.85);
  backdrop-filter:saturate(160%) blur(14px);border-bottom:1px solid var(--line)}
.site-head__in{display:flex;align-items:center;justify-content:space-between;height:72px;gap:1rem}
.cy-brand{display:inline-flex;align-items:center;gap:.6rem;color:var(--ink)}
.cy-brand .cy-mark{color:var(--accent);flex:none}
.cy-brand__txt{display:flex;flex-direction:column;line-height:1}
.cy-brand__name{font-family:var(--serif);font-weight:600;font-size:1.3rem;letter-spacing:-.01em}
.cy-brand--light{color:var(--paper)}

.site-nav{display:flex;align-items:center;gap:.4rem}
/* nowrap: nhãn menu KHÔNG được tự tách dòng. Không có dòng này, flex item co lại
   rồi ngắt chữ ("Prosperous / Intelligence") mà scrollWidth vẫn báo 0 tràn — lỗi
   im lặng, đo bằng overflow không thấy. */
.site-nav a{padding:.5rem .8rem;border-radius:0;font-size:.93rem;font-weight:500;color:var(--text);transition:color .15s,background .15s;position:relative;white-space:nowrap}
.site-nav a:hover{color:var(--accent)}
.site-nav a.is-active{color:var(--accent)}
.site-nav a.is-active::after{content:"";position:absolute;left:.8rem;right:.8rem;bottom:2px;height:2px;background:var(--accent)}
.lang-switch{margin-left:.5rem;font-family:var(--mono);font-size:.78rem;font-weight:500;letter-spacing:.08em;
  color:var(--text)!important;border:1px solid var(--line);padding:.35rem .6rem!important}
.lang-switch:hover{border-color:var(--accent);color:var(--accent)!important}
.nav-cta{margin-left:.4rem;background:var(--ink);color:#fff!important;border-radius:0;padding:.55rem 1.2rem!important;font-weight:600}
.nav-cta:hover{background:var(--accent)!important}
.nav-cta--ghost{background:transparent;border:1.5px solid var(--line-dark);color:var(--paper)!important;display:inline-block;margin-top:.8rem}

.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{width:24px;height:2px;background:var(--ink);border-radius:2px;transition:.25s}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--ink);color:var(--paper);overflow:hidden}
/* SAFE ZONE: hero căn CÙNG container (--maxw) với nav/footer; measure đọc do title/lead tự giới hạn. */
.hero__in{position:relative;z-index:2;padding:clamp(4rem,9vw,7.5rem) 24px clamp(3.5rem,7vw,6rem);max-width:var(--maxw)}
.hero .eyebrow{color:var(--accent)}
.hero__title{color:#fff;max-width:16ch;margin-bottom:1.3rem}
.hero__title em{color:var(--accent);font-style:italic}
.hero__lead{font-size:clamp(1.05rem,1.9vw,1.3rem);color:var(--muted-light);max-width:60ch;margin-bottom:2rem}
.hero__lead strong{color:#fff}
.hero__cta{display:flex;gap:.9rem;flex-wrap:wrap}
.hero__bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;z-index:0}
.hero::before{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(90deg,rgba(11,19,32,.97) 0%,rgba(11,19,32,.88) 42%,rgba(11,19,32,.55) 100%)}
.hero__glow{position:absolute;inset:0;z-index:1;pointer-events:none;
  background:
    radial-gradient(60% 80% at 90% 10%,rgba(200,163,91,.28),transparent 60%),
    radial-gradient(45% 65% at 8% 96%,rgba(200,163,91,.10),transparent 60%);}

/* ---------- Statband ---------- */
.statband{background:var(--ink-2);color:var(--paper);border-top:1px solid var(--line-dark)}
.statband__in{display:flex;gap:2rem;flex-wrap:wrap;padding:2.2rem 24px;justify-content:space-around;text-align:center}
.stat{display:flex;flex-direction:column;gap:.3rem;min-width:140px}
.stat__n{font-family:var(--mono);font-size:2.5rem;font-weight:500;color:var(--accent);letter-spacing:-.02em}
.stat__l{font-family:var(--mono);font-size:.8rem;color:var(--muted-light);letter-spacing:.04em}
.stat__l em{color:var(--amber);font-size:.78rem;font-style:normal}

/* ---------- Sections ---------- */
.section{padding:clamp(3.5rem,7vw,6rem) 0}
.section--alt{background:var(--paper-2)}
.sec-head{max-width:640px;margin:0 0 2.5rem}
.sec-head--row{display:flex;align-items:flex-end;justify-content:space-between;gap:1rem;max-width:none}
.sub-h{font-size:1.4rem;margin-bottom:1.4rem;padding-bottom:.6rem;border-bottom:1px solid var(--line)}
.pillars{padding:clamp(3.5rem,7vw,6rem) 0}

/* ---------- Pillar cards ---------- */
.pillar-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem}
.pcard{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:2rem 1.7rem;
  box-shadow:var(--sh);transition:transform .2s ease,box-shadow .2s ease,border-color .2s}
.pcard:hover{transform:translateY(-4px);box-shadow:var(--sh-lg);border-color:var(--line);border-left-color:var(--accent)}
.pcard--amber:hover{border-left-color:var(--amber)}
.pcard{border-left:3px solid var(--accent)}
.pcard--amber{border-left-color:var(--amber)}
.pcard--amber .pcard__ico{background:var(--amber-soft);color:var(--amber-700)}
.pcard__ico{display:inline-flex;align-items:center;justify-content:center;width:46px;height:46px;border-radius:0;
  background:var(--accent-soft);color:var(--accent);font-size:1.2rem;margin-bottom:1rem}
.pcard p{color:var(--muted);font-size:.97rem}
.pcard__link{color:var(--accent);font-weight:600;font-size:.93rem;display:inline-block;margin-top:.4rem}
.pcard__link:hover{text-decoration:underline}

/* ---------- Events ---------- */
.events-feature{padding:clamp(3.5rem,7vw,6rem) 0;background:var(--paper-2)}
.ev-list{display:flex;flex-direction:column;gap:1.1rem}
.ev-row{display:grid;grid-template-columns:240px 1fr auto;align-items:stretch;
  background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;
  box-shadow:var(--sh);transition:transform .2s,box-shadow .2s}
.ev-row:hover{transform:translateY(-3px);box-shadow:var(--sh-lg)}
.ev-row__media{position:relative;overflow:hidden;background:var(--ink)}
.ev-row__media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.ev-row:hover .ev-row__media img{transform:scale(1.05)}
.ev-row__date{position:absolute;top:12px;left:12px;display:flex;flex-direction:column;
  align-items:center;justify-content:center;width:58px;height:58px;border-radius:10px;
  background:rgba(11,19,32,.80);backdrop-filter:blur(6px);color:#fff;border:1px solid rgba(255,255,255,.14)}
.ev-row__day{font-family:var(--serif);font-size:1.5rem;font-weight:600;line-height:1}
.ev-row__mon{font-size:.62rem;text-transform:uppercase;letter-spacing:.08em;color:var(--amber)}
.ev-row__yr{font-size:.58rem;color:var(--muted-light)}
.ev-row__body{padding:1.4rem 1.6rem;align-self:center}
.ev-row__body h3{margin:.5rem 0 .3rem}
.ev-row__body p{margin:0}
.ev-row__meta{font-size:.85rem;color:var(--muted);margin-top:.5rem!important}
.ev-row__act{align-self:center;margin-right:1.6rem;justify-self:end}

/* ---------- Tags ---------- */
.tag{display:inline-block;font-family:var(--mono);font-size:.72rem;font-weight:500;text-transform:uppercase;letter-spacing:.08em;
  color:var(--accent);background:var(--accent-soft);padding:.25rem .6rem;border-radius:0}

/* ---------- Article cards ---------- */
.latest{padding:clamp(3.5rem,7vw,6rem) 0}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem}
.acard{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;
  box-shadow:var(--sh);transition:transform .2s,box-shadow .2s;display:flex;flex-direction:column}
.acard:hover{transform:translateY(-4px);box-shadow:var(--sh-lg)}
.acard--muted{background:var(--paper)}
.acard__img{width:100%;aspect-ratio:3/2;object-fit:cover;display:block;background:var(--ink)}
.acard__b{padding:1.5rem;display:flex;flex-direction:column;flex:1}
.acard__top{display:flex;align-items:center;justify-content:space-between;gap:.5rem;margin-bottom:.8rem}
.acard h3{font-size:1.18rem;margin-bottom:.5rem}
.acard p{color:var(--muted);font-size:.95rem;flex:1}

/* ---------- Page head ---------- */
.page-head{background:var(--ink);color:var(--paper);padding:clamp(3rem,6vw,4.5rem) 0 clamp(2.5rem,5vw,3.5rem);position:relative;overflow:hidden}
.page-head::after{content:"";position:absolute;inset:0;background:radial-gradient(55% 70% at 88% 8%,rgba(200,163,91,.22),transparent 60%);pointer-events:none}
.page-head--amber::after{background:radial-gradient(55% 70% at 88% 8%,rgba(169,116,79,.26),transparent 60%)}
.page-head--amber .eyebrow{color:var(--amber)}
.page-head .wrap{position:relative;z-index:2}
.page-head h1{color:#fff}
.page-head__lead{color:var(--muted-light);font-size:1.12rem;max-width:62ch;margin:0}
.page-head--center{text-align:center}
.page-head--center .page-head__lead{margin:0 auto}
.page-head--hero{padding-top:clamp(3.5rem,7vw,5.5rem);padding-bottom:clamp(3rem,6vw,4.5rem)}
.page-head__bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;z-index:0;opacity:.42}
.page-head--hero::after{background:linear-gradient(180deg,rgba(11,19,32,.60) 0%,rgba(11,19,32,.86) 70%,rgba(11,19,32,.96) 100%)}
.page-head--hero.page-head--amber::after{background:linear-gradient(180deg,rgba(11,19,32,.58) 0%,rgba(11,19,32,.85) 70%,rgba(11,19,32,.96) 100%)}

/* ---------- About ---------- */
.about-grid{display:grid;grid-template-columns:1.6fr 1fr;gap:2.5rem;align-items:start}
.about-grid__text h2{margin-bottom:.8rem}
.info-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:1.7rem;box-shadow:var(--sh)}
.info-card h4{font-family:var(--sans);text-transform:uppercase;letter-spacing:.12em;font-size:.72rem;color:var(--muted);margin:1.1rem 0 .25rem}
.info-card h4:first-child{margin-top:0}
.info-card p{margin:0;font-weight:500}
.info-card a:not(.btn){color:var(--accent)}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:2.5rem;align-items:start}
.form .field{margin-bottom:1.1rem}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:1.1rem}
.field label{display:block;font-size:.86rem;font-weight:600;margin-bottom:.4rem}
.field input,.field textarea{width:100%;font-family:var(--sans);font-size:1rem;padding:.8rem .95rem;
  border:1.5px solid var(--line);border-radius:var(--r-sm);background:#fff;color:var(--text);transition:border-color .15s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--accent)}
.field textarea{resize:vertical}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.alert{border-radius:var(--r-sm);padding:1.2rem 1.4rem;margin-bottom:1.4rem}
.alert--ok{background:var(--accent-soft);border:1px solid #d6c9ff}
.alert--err{background:#fdecea;border:1px solid #f5c2bc;color:#a3271b}
.alert strong{display:block;margin-bottom:.3rem}
.alert p{margin:.2rem 0 .8rem}

/* ---------- CTA band ---------- */
.cta-band{background:linear-gradient(120deg,var(--ink) 0%,var(--accent-700) 130%);color:#fff;position:relative;overflow:hidden}
.cta-band__in{text-align:center;padding:clamp(3rem,6vw,4.5rem) 24px}
.cta-band h2{color:#fff}
.cta-band p{color:rgba(255,255,255,.82);max-width:48ch;margin:0 auto 1.6rem}

/* ---------- Footer ---------- */
.site-foot{background:var(--ink);color:var(--paper);padding:3.5rem 0 1.5rem}
.site-foot__in{display:grid;grid-template-columns:2fr 1fr 1fr;gap:2.5rem;padding-bottom:2.5rem;border-bottom:1px solid var(--line-dark)}
.site-foot__brand .cy-brand{margin-bottom:1rem}
.site-foot__brand p{color:var(--muted-light);font-size:.92rem;max-width:42ch}
.site-foot__social{display:flex;gap:.5rem;margin-top:1.35rem}
.site-foot__social a{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;color:var(--paper);border:1px solid var(--line-dark);opacity:.82;transition:color .15s,border-color .15s,opacity .15s,transform .15s}
.site-foot__social a:hover{color:var(--accent);border-color:var(--accent);opacity:1;transform:translateY(-2px)}
.foot-news{margin-top:1.4rem;max-width:360px}
.foot-news label{display:block;font-size:.78rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted-light);font-weight:600;margin-bottom:.55rem}
.foot-news__row{display:flex;gap:.5rem}
.foot-news input{flex:1;min-width:0;background:rgba(255,255,255,.06);border:1px solid var(--line-dark);border-radius:100px;padding:.6rem 1rem;color:#fff;font-family:var(--sans);font-size:.9rem;transition:border-color .15s}
.foot-news input::placeholder{color:var(--muted-light)}
.foot-news input:focus{outline:none;border-color:var(--accent)}
.foot-news .btn{flex:none}
.site-foot__col h4{font-family:var(--sans);text-transform:uppercase;letter-spacing:.12em;font-size:.74rem;color:var(--muted-light);margin-bottom:1rem}
.site-foot__col a,.site-foot__col span{display:block;color:var(--paper);font-size:.93rem;margin-bottom:.55rem;opacity:.86;transition:opacity .15s,color .15s}
.site-foot__col a:hover{opacity:1;color:var(--accent)}
.site-foot__bottom{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;padding-top:1.5rem;font-size:.84rem;color:var(--muted-light)}

/* ---------- Breadcrumbs ---------- */
.crumbs{font-size:.84rem;color:var(--muted-light);margin-bottom:1.2rem;display:flex;flex-wrap:wrap;gap:.4rem;align-items:center}
.crumbs a{color:var(--muted-light)}
.crumbs a:hover{color:#fff}
.crumbs span{opacity:.5}
.crumbs__now{color:#fff;opacity:.9}

/* ---------- Article / detail ---------- */
.article-layout{display:grid;grid-template-columns:1.7fr 1fr;gap:2.5rem;align-items:start}
.article-narrow{max-width:760px;margin:0 auto}
.article-body{font-size:1.06rem;line-height:1.75}
.article-body p{margin:0 0 1.15rem;color:var(--text)}
.article-lead{font-size:1.18rem;color:var(--text);font-weight:500}
.article-body .muted{color:var(--muted)}
.article-meta{display:flex;align-items:center;gap:.8rem;margin-bottom:.9rem}
.article-meta time{color:var(--muted-light);font-size:.88rem}
.page-head .tag{margin-bottom:.9rem}
.related{margin-top:3rem;padding-top:1rem}
.byline{font-size:.88rem;color:var(--muted-light)}
.dot-sep{color:var(--muted-light);opacity:.6}
.info-card--sticky{position:sticky;top:96px}
.ticks{list-style:none;padding:0;margin:.5rem 0 0;display:flex;flex-direction:column;gap:.6rem}
.ticks li{position:relative;padding-left:1.7rem;color:var(--text)}
.ticks li::before{content:"";position:absolute;left:0;top:.5em;width:14px;height:8px;
  border-left:2.5px solid var(--accent);border-bottom:2.5px solid var(--accent);transform:rotate(-45deg)}
a.acard h3{transition:color .15s}
a.acard:hover h3,.ev-row__body h3 a:hover{color:var(--accent)}
a.ev-row__date{text-decoration:none}

/* ---------- Process steps ---------- */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:1.4rem;counter-reset:step}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:1.8rem 1.5rem 1.5rem;box-shadow:var(--sh)}
.step__n{font-family:var(--serif);font-size:1.5rem;font-weight:600;color:var(--accent);display:block;margin-bottom:.5rem}
.step h3{font-size:1.12rem;margin-bottom:.4rem}
.step p{color:var(--muted);font-size:.93rem;margin:0}

/* ---------- Services ---------- */
.svc{padding:2.2rem 0;border-bottom:1px solid var(--line)}
.svc:first-child{padding-top:0}
.svc:last-child{border-bottom:0}
.svc__head{display:flex;gap:1.1rem;align-items:flex-start;margin-bottom:1rem}
.svc__ico{flex:none;display:inline-flex;align-items:center;justify-content:center;width:52px;height:52px;border-radius:14px;background:var(--accent-soft);color:var(--accent);font-size:1.4rem}
.svc__head h2{margin:0 0 .25rem}
.svc__lead{color:var(--accent);font-weight:500;margin:0}
.svc__body{display:grid;grid-template-columns:1.3fr 1fr;gap:1.5rem 2.5rem;align-items:start}
.svc__body p{margin:0;color:var(--text)}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:.7rem}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);box-shadow:var(--sh);overflow:hidden}
.faq-item summary{cursor:pointer;list-style:none;padding:1.1rem 1.3rem;font-family:var(--serif);font-size:1.08rem;font-weight:600;color:var(--ink);display:flex;justify-content:space-between;align-items:center;gap:1rem}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-family:var(--sans);font-size:1.4rem;color:var(--accent);font-weight:400;transition:transform .2s}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-a{padding:0 1.3rem 1.2rem;color:var(--muted);line-height:1.7}
.faq-a p{margin:0}

.ticks--sm li{padding-left:1.5rem;font-size:.93rem}
.ticks--sm li::before{top:.45em;width:11px;height:6px;border-left-width:2px;border-bottom-width:2px}

/* ---------- Admin (lead viewer) ---------- */
.admin-login{max-width:420px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:2rem;box-shadow:var(--sh)}
.admin-filter{display:flex;gap:.6rem;flex-wrap:wrap;margin-bottom:1.2rem;align-items:center}
.admin-filter input[type=search]{flex:1;min-width:220px;background:#fff;border:1.5px solid var(--line);border-radius:100px;padding:.6rem 1.1rem;font-family:var(--sans);font-size:.95rem;color:var(--text)}
.admin-filter input[type=search]:focus{outline:none;border-color:var(--accent)}
.admin-filter select{background:#fff;border:1.5px solid var(--line);border-radius:100px;padding:.6rem 1rem;font-family:var(--sans);font-size:.92rem;color:var(--text);cursor:pointer}
.admin-bar{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap;margin-bottom:1.4rem}
.admin-stat strong{font-family:var(--serif);font-size:1.6rem;color:var(--accent)}
.admin-actions{display:flex;gap:.6rem;flex-wrap:wrap}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);background:#fff;box-shadow:var(--sh)}
.lead-table{width:100%;border-collapse:collapse;font-size:.92rem;min-width:720px}
.lead-table th,.lead-table td{text-align:left;padding:.85rem 1rem;border-bottom:1px solid var(--line);vertical-align:top}
.lead-table th{font-family:var(--sans);font-size:.74rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);background:var(--paper-2);position:sticky;top:0}
.lead-table tr:last-child td{border-bottom:0}
.lead-table tbody tr:hover{background:var(--paper)}
.lead-table a{color:var(--accent)}
.lead-table td.nowrap{white-space:nowrap}
.tag--newsletter{color:var(--amber);background:rgba(255,122,89,.12)}
.lead-src{max-width:200px}
.lead-src .src-main{display:block}
.lead-src .src-sub{display:block;margin-top:.15rem}

/* KPI cards */
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-bottom:1.4rem}
.kpi{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:1.3rem 1.4rem;box-shadow:var(--sh)}
.kpi__n{display:block;font-family:var(--serif);font-size:2.1rem;font-weight:600;color:var(--accent);line-height:1}
.kpi__l{display:block;margin-top:.35rem;font-size:.84rem;color:var(--muted)}

/* Charts */
.chart-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:1.2rem;margin-bottom:1.6rem}
.chart-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:1.4rem 1.5rem;box-shadow:var(--sh)}
.chart-card h3{font-size:1rem;margin-bottom:1rem}
.bars{display:flex;align-items:flex-end;gap:5px;height:120px}
.bar{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%;gap:4px}
.bar__fill{width:100%;max-width:22px;background:linear-gradient(180deg,var(--accent),var(--accent-700));border-radius:0;min-height:2px}
.bar__d{font-size:.6rem;color:var(--muted-light)}
.srcbars{display:flex;flex-direction:column;gap:.6rem}
.srcbar{display:grid;grid-template-columns:1fr 80px auto;align-items:center;gap:.6rem;color:var(--text)}
.srcbar__name{font-size:.85rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.srcbar__track{height:8px;background:var(--paper-2);border-radius:100px;overflow:hidden}
.srcbar__track span{display:block;height:100%;background:var(--accent);border-radius:100px}
.srcbar__n{font-size:.82rem;font-weight:600;color:var(--muted)}
.srcbar:hover .srcbar__name{color:var(--accent)}

/* Status badges */
.st{display:inline-block;font-size:.72rem;font-weight:600;padding:.22rem .6rem;border-radius:100px;white-space:nowrap;border:1px solid transparent}
.st-new{color:var(--accent);background:var(--accent-soft)}
.st-in_progress{color:#a96a00;background:#fbeecb}
.st-done{color:#147a4f;background:#dcf3e7}
.st-archived{color:var(--muted);background:var(--paper-2)}
.note-dot{color:var(--amber);font-size:.7rem;vertical-align:middle}

/* Status buttons (detail) */
.status-btns{display:flex;flex-direction:column;gap:.5rem}
.st-btn{cursor:pointer;text-align:left;font-size:.86rem;padding:.55rem .9rem;opacity:.6;transition:opacity .15s,box-shadow .15s}
.st-btn:hover{opacity:1}
.st-btn.is-on{opacity:1;box-shadow:0 0 0 2px currentColor inset}

/* Detail layout */
.admin-detail{display:grid;grid-template-columns:1.6fr 1fr;gap:1.4rem;align-items:start}
.admin-detail .info-card{margin-bottom:1.2rem}
.kv{display:grid;grid-template-columns:130px 1fr;gap:.5rem .9rem;margin:0}
.kv dt{color:var(--muted);font-size:.85rem}
.kv dd{margin:0;font-size:.92rem}
.kv dd.break{word-break:break-all}
.notes{list-style:none;padding:0;margin:0 0 1rem;display:flex;flex-direction:column;gap:.7rem}
.notes li{border-left:2px solid var(--accent-soft);padding-left:.8rem}
.notes p{margin:.15rem 0 0;font-size:.92rem}
.note-form textarea{width:100%;border:1.5px solid var(--line);border-radius:var(--r-sm);padding:.7rem .9rem;font-family:var(--sans);font-size:.92rem;resize:vertical;margin-bottom:.6rem}
.note-form textarea:focus{outline:none;border-color:var(--accent)}
.hist{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.5rem}
.hist li a{display:flex;flex-direction:column;gap:.2rem;padding:.5rem .7rem;border-radius:var(--r-sm);background:var(--paper)}
.hist li.is-cur a{background:var(--accent-soft)}
.hist__msg{font-size:.86rem;color:var(--text)}

/* Tabs */
.admin-tabs{display:flex;gap:.4rem;border-bottom:1px solid var(--line);margin-bottom:1.3rem}
.admin-tabs a{padding:.7rem 1.1rem;font-weight:600;font-size:.95rem;color:var(--muted);border-bottom:2px solid transparent;margin-bottom:-1px}
.admin-tabs a.is-on{color:var(--accent);border-bottom-color:var(--accent)}
.admin-tabs a span{font-size:.78rem;color:var(--muted-light);font-weight:500}
.admin-tabs a.is-on span{color:var(--accent)}

/* Date filter inputs */
.date-in{display:inline-flex;align-items:center;gap:.35rem;font-size:.85rem;color:var(--muted)}
.date-in input{border:1.5px solid var(--line);border-radius:100px;padding:.5rem .8rem;font-family:var(--sans);font-size:.85rem;color:var(--text)}
.date-in input:focus{outline:none;border-color:var(--accent)}

/* Tag chips */
.chip{display:inline-block;font-size:.72rem;font-weight:600;color:var(--accent);background:var(--accent-soft);padding:.18rem .55rem;border-radius:100px;text-decoration:none;line-height:1.5}
.chip:hover{background:#e2d9ff}
.row-tags{display:inline-flex;flex-wrap:wrap;gap:.3rem;margin-left:.15rem;vertical-align:middle}
.tag-chips{display:flex;flex-wrap:wrap;gap:.4rem;margin-bottom:.9rem}
.chip--rm{display:inline-flex;align-items:center;gap:.25rem}
.chip-x{display:inline}
.chip-x button{border:0;background:none;color:var(--accent);cursor:pointer;font-size:1rem;line-height:1;padding:0 0 0 .1rem}
.chip-x button:hover{color:#a3271b}
.tag-form{display:flex;gap:.45rem}
.tag-form input{flex:1;min-width:0;border:1.5px solid var(--line);border-radius:100px;padding:.5rem .85rem;font-family:var(--sans);font-size:.88rem}
.tag-form input:focus{outline:none;border-color:var(--accent)}
.count-badge{display:inline-block;min-width:24px;text-align:center;font-weight:700;color:var(--accent);background:var(--accent-soft);padding:.12rem .45rem;border-radius:100px;font-size:.85rem}

/* ---------- To-top ---------- */
.to-top{position:fixed;right:20px;bottom:20px;width:44px;height:44px;border-radius:0;border:0;
  background:var(--accent);color:var(--ink);font-size:1.2rem;cursor:pointer;box-shadow:var(--sh-lg);
  opacity:0;transform:translateY(12px);transition:opacity .25s,transform .25s;z-index:90}
.to-top.show{opacity:1;transform:translateY(0)}
.to-top:hover{background:var(--accent-700)}

/* ---------- Reveal animation ---------- */
.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .js .reveal{opacity:1!important;transform:none!important;transition:none}
  html{scroll-behavior:auto}
}

/* ============================================================
   Cypheon 2026 — component mới (rebrand định chế trung lập)
   ============================================================ */
/* Intro grid trang chủ (đoạn giới thiệu + 4 trụ cột mini) */
.intro-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(2rem,5vw,4rem);align-items:start}
.intro-grid__text h2{margin-bottom:1rem;max-width:18ch}
.intro-grid__text p{color:var(--text);font-size:1.06rem}
.pillar-mini{list-style:none;margin:0;padding:0;display:grid;gap:1.1rem}
.pillar-mini__item{display:flex;gap:1rem;align-items:flex-start;border-top:1px solid var(--line);padding-top:1.1rem}
.pillar-mini__item:first-child{border-top:0;padding-top:0}
.pillar-mini__ico{flex:none;display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;
  border:1px solid var(--accent);color:var(--accent);font-size:1.05rem}
.pillar-mini h3{font-size:1.12rem;margin:0 0 .2rem}

/* Ecosystem cards (4 sản phẩm) */
.eco-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.4rem}
.eco-card{position:relative;background:#fff;border:1px solid var(--line);border-left:3px solid var(--accent);
  padding:1.9rem 1.8rem;box-shadow:var(--sh);transition:transform .2s,box-shadow .2s,border-color .2s;display:block}
.eco-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg)}
.eco-card h3{font-size:1.4rem;margin-bottom:.5rem}
.eco-card p{margin-bottom:1rem}
.eco-card__link{font-family:var(--mono);font-size:.82rem;font-weight:500;letter-spacing:.04em;color:var(--accent);text-transform:uppercase}
.eco-card--amber{border-left-color:var(--amber)}
.eco-card--amber .eco-card__link{color:var(--amber-700)}
.eco-card--media{padding:0;overflow:hidden}
.eco-card__media{display:block;aspect-ratio:16/9;overflow:hidden;background:var(--ink)}
.eco-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.eco-card--media:hover .eco-card__media img{transform:scale(1.04)}
.eco-card__body{display:block;padding:1.7rem 1.8rem}

/* Statband: bọc tiêu đề + hàng số trong .wrap */
.statband .wrap{padding-top:2.4rem;padding-bottom:2.4rem}
.statband__in{padding:1.4rem 0 0}

/* Leadership */
.leader-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem}
.leader-card{background:#fff;border:1px solid var(--line);border-top:3px solid var(--accent);padding:1.8rem 1.4rem;text-align:center;box-shadow:var(--sh)}
.leader-card__avatar{display:inline-flex;align-items:center;justify-content:center;width:72px;height:72px;margin:0 auto .9rem;
  background:var(--ink);color:var(--accent);font-family:var(--serif);font-size:1.9rem;font-weight:600}
.leader-card__photo{width:88px;height:88px;object-fit:cover;object-position:50% 22%;margin:0 auto .9rem;display:block;border-radius:0;background:var(--ink)}
.leader-card h3{font-size:1.2rem;margin-bottom:.2rem}
.leader-card__alt{font-family:var(--mono);font-size:.72rem;color:var(--accent);letter-spacing:.06em;margin:0 0 .35rem}
.leader-card__role{font-family:var(--mono);font-size:.78rem;color:var(--muted);letter-spacing:.02em;margin:0}

/* Tier index (PI: Core/Premium/Signature) */
.tier-no{font-family:var(--mono);font-size:.82rem;font-weight:500;letter-spacing:.06em;color:var(--accent);display:block;margin-bottom:.5rem}
.pcard--amber .tier-no{color:var(--amber-700)}

/* Legal strip */
.legal-strip{text-align:center}

/* Product page bits */
.badge-soon{display:inline-block;font-family:var(--mono);font-size:.74rem;font-weight:500;letter-spacing:.1em;text-transform:uppercase;
  color:var(--accent);border:1px solid var(--accent);padding:.35rem .75rem;margin-top:1.2rem}
.page-head--amber .badge-soon{color:var(--amber);border-color:var(--amber)}
.article-narrow{max-width:760px;margin:0 auto}
.lead-p{font-size:1.14rem;line-height:1.66;color:var(--text)}
.lead-p+.lead-p{margin-top:1.1rem}
.two-col{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(2rem,5vw,3.5rem);align-items:start}
.cta-inline{background:#fff;border:1px solid var(--line);border-left:3px solid var(--accent);padding:1.9rem;box-shadow:var(--sh)}
.cta-inline h3{margin-bottom:.6rem}
.cta-inline p{color:var(--muted)}

/* Ticks (bullet có dấu) */
.ticks{list-style:none;margin:0;padding:0;display:grid;gap:.7rem}
.ticks li{position:relative;padding-left:1.6rem;color:var(--text)}
.ticks li::before{content:"→";position:absolute;left:0;top:0;color:var(--accent);font-weight:700}
.ticks--amber li::before{color:var(--amber-700)}
.ticks--sm li{font-size:.95rem}

/* Inline newsletter / notify form */
.inline-news{display:flex;gap:.6rem;flex-wrap:wrap;margin-top:1.2rem}
.inline-news input[type=email]{flex:1;min-width:200px;border:1.5px solid var(--line);border-radius:0;
  padding:.75rem 1rem;font-family:var(--sans);font-size:.98rem;color:var(--text);background:#fff}
.inline-news input[type=email]:focus{outline:none;border-color:var(--accent)}
.inline-news--wide{margin-top:1.6rem}
.teaser-block{text-align:center}
.teaser-block .badge-soon{margin-bottom:1rem}
.teaser-block .inline-news{justify-content:center}

/* Select trong form liên hệ */
.form select{width:100%;padding:.8rem 1rem;border:1.5px solid var(--line);border-radius:0;background:#fff;
  font-family:var(--sans);font-size:1rem;color:var(--text);cursor:pointer}
.form select:focus{outline:none;border-color:var(--accent)}

/* Bài viết — prose */
.article-title{margin-top:.4rem}
.article-date{font-family:var(--mono);font-size:.82rem;color:var(--muted-light);margin-top:.6rem}
.prose>.lead-p{margin-bottom:1.8rem}
.prose h2{margin-top:2.4rem;margin-bottom:.8rem}
.prose p{margin:0 0 1rem;color:var(--text)}
.prose a{color:var(--accent-700);text-decoration:underline;text-underline-offset:2px}
.prose a:hover{color:var(--ink)}
.prose ul,.prose ol{margin:0 0 1.1rem;padding-left:1.3rem;color:var(--text)}
.prose li{margin-bottom:.5rem}
.prose strong{font-weight:600;color:var(--ink)}
.prose em{color:inherit}
.prose-table-wrap{overflow-x:auto;margin:0 0 1.2rem}
.prose-table{width:100%;border-collapse:collapse;font-size:.96rem}
.prose-table th,.prose-table td{text-align:left;padding:.7rem .9rem;border-bottom:1px solid var(--line);vertical-align:top}
.prose-table thead th{font-family:var(--mono);font-size:.74rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);border-bottom:1.5px solid var(--accent)}
.article-sources{margin-top:2.6rem;padding-top:1.4rem;border-top:1px solid var(--line)}
.article-sources h3{font-size:1rem;margin-bottom:.6rem}
.article-sources ol{padding-left:1.2rem;margin:0 0 .8rem}
.article-sources li{margin-bottom:.4rem;font-size:.95rem}
.article-sources a{color:var(--accent-700);text-decoration:underline}
.article-back{margin-top:1.8rem}

/* ---------- Responsive ---------- */
/* NAV — mốc riêng, KHÔNG gộp với block grid bên dưới.
   Thanh nav 9 mục ở cỡ chữ gốc cần ~1150px mới đủ một dòng (VI vỡ từ 1085px,
   EN từ 1009px). Dưới mốc này gập thẳng hamburger — giữ nguyên cỡ chữ, không
   nén, theo yêu cầu "hamburger sớm hơn từ lúc nó xuống hàng". */
@media (max-width:1150px){
  .nav-toggle{display:flex}
  .site-nav{position:fixed;inset:72px 0 auto 0;background:var(--paper);flex-direction:column;
    align-items:stretch;gap:0;padding:.5rem 24px 1.2rem;border-bottom:1px solid var(--line);
    box-shadow:var(--sh-lg);transform:translateY(-130%);transition:transform .3s ease;z-index:99}
  .site-nav.open{transform:translateY(0)}
  .site-nav a{padding:.85rem 0;border-bottom:1px solid var(--line)}
  .site-nav a.is-active::after{display:none}
  .nav-cta{margin:.8rem 0 0;text-align:center}
  .nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
  .nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
}
@media (max-width:900px){
  .intro-grid,.eco-grid,.two-col{grid-template-columns:1fr}
  .leader-grid{grid-template-columns:1fr 1fr}
  .pillar-grid,.card-grid,.steps,.kpi-grid{grid-template-columns:1fr 1fr}
  .about-grid,.contact-grid,.article-layout,.svc__body,.chart-grid,.admin-detail{grid-template-columns:1fr}
  .site-foot__in{grid-template-columns:1fr 1fr}
}
@media (max-width:720px){
  body{font-size:16px}
  .pillar-grid,.card-grid,.steps,.leader-grid{grid-template-columns:1fr}
  .sec-head--row{flex-direction:column;align-items:flex-start}
  .ev-row{grid-template-columns:1fr}
  .ev-row__media{aspect-ratio:16/9}
  .ev-row__act{margin:0 1.6rem 1.4rem;justify-self:start}
  .site-foot__in{grid-template-columns:1fr}
}