/* CELLA — Sự kiện, Tin tức, Thông báo. Hệ ink + gold, đồng bộ cellamakeup.vn */
:root{
  --ink-900:#08080A; --ink-850:#0A0A0C; --ink-800:#101013; --ink-700:#16161A;
  --hairline:rgba(201,162,75,.18); --hairline-soft:rgba(242,239,233,.08);
  --gold:#C9A24B; --gold-bright:#E7C975; --gold-glow:rgba(201,162,75,.35);
  --paper:#F2EFE9; --paper-dim:#C9C5BC; --muted-dark:#8A877F;
  --maxw:1280px; --gutter:clamp(20px,5vw,72px); --hdr-h:84px;
  --ff-display:'Montserrat',system-ui,-apple-system,sans-serif;
  --ff-body:'Montserrat',system-ui,-apple-system,sans-serif;
  --ff-serif:'Playfair Display',Georgia,serif;
  --ease:cubic-bezier(.22,1,.36,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--ff-body);font-size:18px;font-weight:400;line-height:1.75;
  background:var(--ink-900);color:var(--paper);-webkit-font-smoothing:antialiased;
  overflow-x:hidden;overflow-wrap:break-word}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--ff-display);font-weight:800;text-transform:uppercase;
  line-height:1.06;letter-spacing:.01em}
.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:var(--gutter)}

.eyebrow{font-family:var(--ff-display);text-transform:uppercase;letter-spacing:.34em;
  font-size:.72rem;font-weight:500;color:var(--gold);display:inline-flex;align-items:center;
  gap:.9em;margin-bottom:1.2rem;line-height:1.5}
.eyebrow::before{content:"";width:28px;height:1px;background:var(--gold);flex:0 0 28px}
.eyebrow.center{justify-content:center}
.eyebrow.center::after{content:"";width:28px;height:1px;background:var(--gold);flex:0 0 28px}

.btn{font-family:var(--ff-display);text-transform:uppercase;letter-spacing:.12em;font-weight:600;
  font-size:.92rem;padding:1.05em 2.1em;display:inline-flex;align-items:center;justify-content:center;
  gap:.7em;cursor:pointer;border:none;transition:all .4s var(--ease);text-align:center}
.btn-gold{background:linear-gradient(100deg,var(--gold-bright),var(--gold));color:var(--ink-900);
  box-shadow:0 10px 40px -12px var(--gold-glow)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 50px -10px var(--gold-glow)}
.btn-ghost{background:transparent;color:var(--paper);border:1px solid var(--hairline)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold-bright)}
.btn .arr{transition:transform .4s var(--ease)}
.btn:hover .arr{transform:translateX(5px)}

/* Header */
.site-header{position:fixed;top:0;left:0;right:0;z-index:1000;transition:all .5s var(--ease);
  border-bottom:1px solid transparent}
.site-header.scrolled{background:rgba(8,8,10,.86);backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);border-bottom-color:var(--hairline)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;height:var(--hdr-h);
  max-width:var(--maxw);margin:0 auto;padding-inline:var(--gutter)}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.brand img{max-height:44px;width:auto}
.brand .b-name{font-family:var(--ff-display);text-transform:uppercase;font-weight:700;
  letter-spacing:.16em;font-size:1rem;line-height:1;color:var(--paper);display:block;white-space:nowrap}
.brand .b-sub{font-family:var(--ff-display);font-size:.52rem;letter-spacing:.22em;color:var(--gold);
  text-transform:uppercase;display:block;margin-top:5px;white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:1.3rem;list-style:none;flex-wrap:nowrap}
.nav-links li{white-space:nowrap}
.nav-links a{font-family:var(--ff-display);text-transform:uppercase;letter-spacing:.1em;
  font-size:.72rem;font-weight:500;color:var(--paper-dim);transition:color .3s;position:relative;
  padding:6px 0;display:inline-block}
.nav-links a:hover,.nav-links a.active{color:var(--gold-bright)}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:1px;
  background:var(--gold);transition:width .35s var(--ease)}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-cta{display:flex;align-items:center;gap:1rem;flex:0 0 auto}
.nav-cta .btn{font-size:.72rem;padding:.95em 1.5em;letter-spacing:.1em}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;
  padding:8px;flex:0 0 auto}
.burger span{width:24px;height:2px;background:var(--paper);display:block;transition:.3s}
@media(min-width:1261px){.brand .b-sub{display:none}.nav-cta .btn{display:none}}
@media(max-width:1400px){.nav-links{gap:1.05rem}.nav-links a{font-size:.69rem;letter-spacing:.075em}}
@media(max-width:1260px){.nav-links{display:none}.burger{display:flex}}
@media(max-width:760px){.nav-cta .btn{display:none}}
@media(max-width:600px){:root{--hdr-h:74px}.nav{gap:10px}.brand img{max-height:34px}
  .brand .b-name{font-size:.82rem;letter-spacing:.12em}
  .brand .b-sub{font-size:.46rem;letter-spacing:.2em;margin-top:4px}}

.mobile-menu{position:fixed;inset:var(--hdr-h) 0 0 0;z-index:999;background:rgba(8,8,10,.98);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);padding:28px var(--gutter) 60px;
  overflow-y:auto;display:none;border-top:1px solid var(--hairline)}
.mobile-menu.open{display:block}
.mobile-menu ul{list-style:none}
.mobile-menu a{display:block;padding:16px 0;border-bottom:1px solid var(--hairline-soft);
  font-family:var(--ff-display);text-transform:uppercase;letter-spacing:.1em;font-size:.86rem;
  font-weight:500;color:var(--paper-dim)}
.mobile-menu a:hover{color:var(--gold-bright)}
.mobile-menu .btn{margin-top:26px;width:100%}

/* Page hero */
.page-hero{padding-block:calc(var(--hdr-h) + clamp(48px,7vw,86px)) clamp(40px,6vw,80px);
  border-bottom:1px solid var(--hairline-soft);
  background:radial-gradient(60% 80% at 50% 0%,rgba(201,162,75,.10),transparent 60%),var(--ink-900);
  text-align:center}
.page-hero h1{font-size:clamp(2.1rem,5.4vw,4.2rem)}
.page-hero h1 span{color:var(--gold-bright)}
.page-hero .lede{font-size:clamp(1rem,1.4vw,1.15rem);color:var(--paper-dim);font-weight:400;
  max-width:62ch;margin:1.4rem auto 0;line-height:1.8}
.page-hero .crumbs{margin-top:1.6rem;font-family:var(--ff-display);text-transform:uppercase;
  letter-spacing:.2em;font-size:.7rem;color:var(--muted-dark);line-height:1.9}
.page-hero .crumbs a{color:var(--paper-dim)}
.page-hero .crumbs a:hover{color:var(--gold)}
.page-hero .crumbs .sep{margin:0 .6em;color:var(--gold)}

.sec-pad{padding:clamp(56px,7vw,96px) 0}
.line-top{border-top:1px solid var(--hairline-soft)}
.sec-head{text-align:center;max-width:820px;margin:0 auto clamp(36px,4vw,56px)}
.sec-head h2{font-size:clamp(1.6rem,3.4vw,2.6rem)}

/* Thẻ tin */
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media(max-width:1000px){.blog-grid{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.blog-grid{grid-template-columns:1fr}}
.blog-card{border:1px solid var(--hairline-soft);background:var(--ink-850);
  transition:all .4s var(--ease);display:flex;flex-direction:column;min-width:0}
.blog-card:hover{border-color:var(--gold);transform:translateY(-4px)}
.blog-card .bc-img{aspect-ratio:16/10;overflow:hidden}
.blog-card .bc-img img{width:100%;height:100%;object-fit:cover;filter:grayscale(.15) contrast(1.04);
  transition:transform .6s var(--ease)}
.blog-card:hover .bc-img img{transform:scale(1.04);filter:none}
.blog-card .bc-body{padding:22px 22px 26px;display:flex;flex-direction:column;gap:10px}
.blog-card .bc-meta{font-family:var(--ff-display);text-transform:uppercase;letter-spacing:.16em;
  font-size:.66rem;color:var(--gold)}
.blog-card h3{font-size:1.22rem;line-height:1.12;transition:color .3s}
.blog-card:hover h3{color:var(--gold-bright)}
.blog-card .bc-read{margin-top:4px;font-family:var(--ff-display);text-transform:uppercase;
  letter-spacing:.12em;font-size:.72rem;color:var(--paper-dim)}
.trong{text-align:center;color:var(--muted-dark);padding:60px 0}

/* Phân trang */
.pagination{display:flex;justify-content:center;gap:8px;margin-top:clamp(40px,6vw,72px);flex-wrap:wrap}
.pagination .page-numbers{display:inline-grid;place-items:center;min-width:44px;height:44px;
  padding:0 14px;border:1px solid var(--hairline-soft);font-family:var(--ff-display);
  text-transform:uppercase;letter-spacing:.1em;font-size:.82rem;color:var(--paper-dim);transition:all .3s}
.pagination .page-numbers:hover,.pagination .page-numbers.current{border-color:var(--gold);
  color:var(--gold-bright);background:var(--ink-800)}

/* Trang tin chi tiết */
.article-wrap{max-width:820px;margin:0 auto;padding-inline:var(--gutter);
  padding-block:clamp(40px,6vw,72px)}
.bai-meta{font-family:var(--ff-display);text-transform:uppercase;letter-spacing:.18em;
  font-size:.7rem;color:var(--gold);margin-bottom:1.6rem;text-align:center}
.article-wrap .featured-img{margin-bottom:clamp(28px,4vw,52px);border:1px solid var(--hairline-soft)}
.article-wrap .featured-img img{width:100%;height:auto;filter:grayscale(.12) contrast(1.04)}
.entry-content{font-size:18px;font-weight:400;color:rgba(255,255,255,.82)}
.entry-content>*+*{margin-top:1.4em}
.entry-content h2{font-size:clamp(1.5rem,3vw,2.1rem);color:var(--paper);margin-top:2em;line-height:1.14}
.entry-content h3{font-size:clamp(1.2rem,2.4vw,1.55rem);color:var(--paper);margin-top:1.8em;line-height:1.2}
.entry-content p{line-height:1.8}
.entry-content strong{color:var(--paper);font-weight:600}
.entry-content em{font-family:var(--ff-serif);font-style:italic;color:var(--paper)}
.entry-content ul,.entry-content ol{padding-left:1.4em}
.entry-content li+li{margin-top:.6em}
.entry-content li{line-height:1.8}
.entry-content li::marker{color:var(--gold)}
.entry-content p a,.entry-content li a{color:var(--gold-bright);text-decoration:underline;
  text-decoration-color:var(--hairline);text-underline-offset:4px;transition:color .3s}
.entry-content p a:hover,.entry-content li a:hover{color:var(--gold)}
.entry-content blockquote{border-left:2px solid var(--gold);padding:.4em 0 .4em 1.6em;
  font-family:var(--ff-serif);font-style:italic;font-size:clamp(1.1rem,1.8vw,1.3rem);color:var(--paper)}
.entry-content img{border:1px solid var(--hairline-soft)}
.entry-content hr{border:none;border-top:1px solid var(--hairline);margin:2.4em 0}
.lh-acts{display:flex;gap:1rem;flex-wrap:wrap;margin-top:2.4em}
@media(max-width:520px){.lh-acts .btn{width:100%}}
.bai-cuoi{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:clamp(36px,5vw,56px);padding-top:28px;border-top:1px solid var(--hairline-soft)}
.more{display:inline-flex;align-items:center;gap:10px;font-family:var(--ff-display);font-size:.78rem;
  letter-spacing:.16em;text-transform:uppercase;font-weight:600;color:var(--gold-bright);
  border-bottom:1px solid var(--gold);padding-bottom:6px;transition:.3s}
.more:hover{gap:16px;color:var(--paper)}

/* Footer */
.site-footer{background:var(--ink-850);border-top:1px solid var(--hairline);
  padding:clamp(56px,6vw,86px) 0 0;font-size:16.5px;color:var(--paper-dim)}
.f-grid{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr) minmax(0,1fr);
  gap:clamp(34px,4vw,56px);padding-bottom:52px}
.site-footer h5{font-family:var(--ff-display);font-size:.72rem;font-weight:600;color:var(--gold);
  letter-spacing:.24em;text-transform:uppercase;margin-bottom:24px}
.site-footer ul{list-style:none}
.site-footer li{margin-bottom:13px;line-height:1.7}
.site-footer a:hover{color:var(--gold-bright)}
.site-footer img.flogo{height:52px;margin-bottom:22px}
.site-footer .slog{font-family:var(--ff-serif);font-style:italic;color:var(--gold-bright)}
.f-bot{border-top:1px solid var(--hairline-soft);padding:24px 0;display:flex;
  justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.72rem;letter-spacing:.12em;
  text-transform:uppercase;color:var(--muted-dark);font-family:var(--ff-display)}
@media(max-width:820px){.f-grid{grid-template-columns:1fr}.f-bot{justify-content:center;text-align:center}}

/* Thanh gọi mobile */
.callbar{display:none}
@media(max-width:768px){
  .callbar{display:grid;grid-template-columns:1fr 1fr;position:fixed;left:0;right:0;bottom:0;z-index:900}
  .callbar a{padding:16px;text-align:center;font-family:var(--ff-display);font-size:.74rem;
    letter-spacing:.14em;text-transform:uppercase;font-weight:600}
  .callbar a.c1{background:linear-gradient(100deg,var(--gold-bright),var(--gold));color:var(--ink-900)}
  .callbar a.c2{background:var(--ink-700);color:var(--paper);border-top:1px solid var(--hairline)}
  .site-footer{padding-bottom:60px}
}

/* Hiện dần khi cuộn */
.rv{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.rv.in{opacity:1;transform:none}
.rv.d1{transition-delay:.08s}
.rv.d2{transition-delay:.16s}
@media(prefers-reduced-motion:reduce){
  .rv{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}