/* ============================================================
   VUNG TAU - mẫu 1415
   Vững tay chèo, chắc nhịp quyết định
   Phông chữ: Alegreya tiêu đề, Be Vietnam Pro nội dung.
   ============================================================ */
/* ---------- Phần 01 ---------- */

:root {
  --vta-ruby: #8f751d;
  --vta-ruby-deep: #6d5713;
  --vta-wine: #4a3a0c;
  --vta-wine-ink: #372907;
  --vta-gold: #85d941;
  --vta-gold-soft: #ace87c;
  --vta-ivory: #faf7f0;
  --vta-paper: #fffdf8;
  --vta-tint: #e7f4dd;
  --vta-ink: #212317;
  --vta-mute: #7a6a64;
  --vta-line: #dae6cd;
  --vta-serif: 'Alegreya', 'Times New Roman', serif;
  --vta-sans: 'Be Vietnam Pro', 'Segoe UI', Arial, sans-serif;
  --vta-shadow: 0 18px 40px -22px rgb(74,58,12, .35);
  --vta-radius: 14px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--vta-ivory);
  color: var(--vta-ink);
  font-family: var(--vta-sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--vta-ruby); text-decoration: none; transition: color .25s ease; }
a:hover { color: var(--vta-ruby-deep); }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 { font-family: var(--vta-serif); line-height: 1.25; margin: 0; }
p { margin: 0; }
button { font-family: inherit; cursor: pointer; }
:focus-visible { outline: 2px solid var(--vta-gold); outline-offset: 2px; }

.vta-shell { width: min(1200px, 100% - 40px); margin-inline: auto; }
.vta-body.vta-locked { overflow: hidden; }

.vta-skip {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--vta-wine); color: #fff; padding: 10px 18px; border-radius: 0 0 10px 0;
}
.vta-skip:focus { left: 0; color: #fff; }

/* ---------- Nút bấm ---------- */
.vta-btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 13px 26px; border-radius: 999px;
  font-weight: 600; font-size: 15px; letter-spacing: .01em;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease, color .25s ease;
}
.vta-btn b { font-weight: 700; transition: transform .25s ease; }
.vta-btn:hover b { transform: translateX(4px); }
.vta-btn-gold { background: linear-gradient(135deg, var(--vta-gold), #71c02e); color: var(--vta-wine-ink); box-shadow: 0 12px 26px -14px rgb(133,217,65, .8); }
.vta-btn-gold:hover { color: var(--vta-wine-ink); transform: translateY(-2px); box-shadow: 0 18px 32px -14px rgb(133,217,65, .9); }
.vta-btn-ruby { background: linear-gradient(135deg, var(--vta-ruby), var(--vta-ruby-deep)); color: #fff; box-shadow: 0 12px 26px -14px rgb(143,117,29, .7); }
.vta-btn-ruby:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 18px 32px -14px rgb(143,117,29, .85); }
.vta-btn-line { border: 1.5px solid rgba(255, 255, 255, .65); color: #fff; background: rgba(255, 255, 255, .06); backdrop-filter: blur(4px); }
.vta-btn-line:hover { color: var(--vta-wine-ink); background: var(--vta-gold); border-color: var(--vta-gold); }
.vta-btn-outline { border: 1.5px solid var(--vta-ruby); color: var(--vta-ruby); background: transparent; }
.vta-btn-outline:hover { background: var(--vta-ruby); color: #fff; }

/* ---------- Đầu trang: two-row editorial mastĐầu ---------- */
.vta-header { position: relative; z-index: 90; }
.vta-brandbar {
  background: var(--vta-paper);
  border-bottom: 1px solid var(--vta-line);
  box-shadow: inset 0 -4px 0 -2px var(--vta-gold-soft);
}
.vta-brandbar-in {
  display: flex; align-items: center; justify-content: space-between; gap: 18px;
  padding-block: 14px; position: relative;
}
.vta-brand-note {
  flex: 1 1 0; font-size: 12px; letter-spacing: .18em; text-transform: uppercase;
  color: var(--vta-mute); white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.vta-brand-note-r { text-align: right; }
.vta-brand { flex: 0 0 auto; display: inline-flex; }
.vta-brand-img { width: 250px; height: auto; }
.vta-burger {
  display: none; flex-direction: column; justify-content: center; gap: 5px;
  width: 46px; height: 46px; padding: 10px; border: 1px solid var(--vta-line);
  border-radius: 10px; background: var(--vta-paper);
}
.vta-burger span { display: block; height: 2px; width: 100%; background: var(--vta-wine); border-radius: 2px; transition: transform .3s ease, opacity .3s ease; }
.vta-burger.is-on span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.vta-burger.is-on span:nth-child(2) { opacity: 0; }
.vta-burger.is-on span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.vta-menubar { background: linear-gradient(180deg, var(--vta-ruby), var(--vta-ruby-deep)); }
.vta-menu-list { display: flex; flex-wrap: wrap; justify-content: center; }
.vta-menu-a {
  display: block; padding: 14px 18px; color: rgba(255, 244, 230, .92);
  font-size: 14.5px; font-weight: 500; letter-spacing: .02em; position: relative;
}
.vta-menu-a::after {
  content: ""; position: absolute; left: 18px; right: 18px; bottom: 8px; height: 2px;
  background: var(--vta-gold); transform: scaleX(0); transform-origin: left; transition: transform .3s ease;
}
.vta-menu-a:hover { color: #fff; }
.vta-menu-a:hover::after, .vta-menu-a.is-active::after { transform: scaleX(1); }
.vta-menu-a.is-active { color: #fff; font-weight: 600; }
.vta-mask {
  position: fixed; inset: 0; background: rgb(35,31,16, .55);
  opacity: 0; visibility: hidden; transition: opacity .3s ease; z-index: 95;
}
.vta-mask.is-show { opacity: 1; visibility: visible; }

/* ---------- Khu vực chính carousel ---------- */
.vta-hero { position: relative; overflow: hidden; background: var(--vta-wine); }
.vta-hero-slides { position: relative; height: clamp(430px, 58vw, 620px); }
.vta-slide {
  position: absolute; inset: 0; opacity: 0; visibility: hidden;
  transition: opacity .8s ease, visibility .8s ease;
}
.vta-slide.is-on { opacity: 1; visibility: visible; }
.vta-slide-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.vta-slide-scrim {
  position: absolute; inset: 0;
  background: linear-gradient(94deg, rgb(55,41,7, .88) 0%, rgb(74,58,12, .55) 46%, rgb(74,58,12, .18) 100%);
}
.vta-slide-in { position: relative; z-index: 2; height: 100%; display: flex; flex-direction: column; justify-content: center; max-width: 1200px; }
.vta-hero-kicker {
  display: inline-flex; align-items: center; gap: 10px;
  color: var(--vta-gold-soft); font-size: 13px; font-weight: 600;
  letter-spacing: .22em; text-transform: uppercase; margin-bottom: 16px;
}
.vta-hero-kicker::before { content: ""; width: 34px; height: 2px; background: var(--vta-gold); }
.vta-hero-title {
  color: #fff; font-size: clamp(30px, 4.6vw, 52px); font-weight: 800;
  max-width: 640px; margin-bottom: 16px; text-wrap: balance;
}
.vta-hero-desc { color: rgb(240,250,228, .88); font-size: clamp(15px, 1.6vw, 18px); max-width: 560px; margin-bottom: 28px; }
.vta-hero-acts { display: flex; flex-wrap: wrap; gap: 14px; }
.vta-hero-arrow {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 3;
  width: 46px; height: 46px; border-radius: 50%; border: 1.5px solid rgba(255, 255, 255, .4);
  background: rgb(55,41,7, .35); color: #fff; font-size: 18px;
  display: flex; align-items: center; justify-content: center;
  transition: background .25s ease, border-color .25s ease;
}
.vta-hero-arrow:hover { background: var(--vta-gold); border-color: var(--vta-gold); color: var(--vta-wine-ink); }
.vta-hero-prev { left: 18px; }
.vta-hero-next { right: 18px; }
.vta-hero-dots { position: absolute; left: 50%; bottom: 20px; transform: translateX(-50%); z-index: 3; display: flex; gap: 10px; }
.vta-hero-dot {
  width: 11px; height: 11px; border-radius: 50%; border: 1.5px solid rgba(255, 255, 255, .7);
  background: transparent; padding: 0; transition: background .25s ease, transform .25s ease;
}
.vta-hero-dot.is-on { background: var(--vta-gold); border-color: var(--vta-gold); transform: scale(1.25); }

/* ---------- stat Dải ---------- */
.vta-stats { background: var(--vta-paper); border-bottom: 1px solid var(--vta-line); }
.vta-stats-row { display: grid; grid-template-columns: repeat(3, 1fr); }
.vta-stats-row li {
  display: flex; flex-direction: column; align-items: center; gap: 2px;
  padding: 22px 12px; text-align: center;
}
.vta-stats-row li + li { border-left: 1px solid var(--vta-line); }
.vta-stats-row strong { font-family: var(--vta-serif); font-size: clamp(24px, 3vw, 34px); color: var(--vta-ruby); }
.vta-stats-row span { font-size: 13.5px; color: var(--vta-mute); letter-spacing: .04em; }

/* ---------- Khối scaffolding ---------- */
.vta-section { padding: clamp(56px, 7vw, 88px) 0; }
.vta-section-tint { background: var(--vta-tint); }
.vta-head { margin-bottom: clamp(30px, 4vw, 46px); }
.vta-head-center { text-align: center; max-width: 680px; margin-inline: auto; }
.vta-head-split { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.vta-kicker {
  color: var(--vta-ruby); font-size: 13px; font-weight: 700;
  letter-spacing: .22em; text-transform: uppercase; margin-bottom: 10px;
}
.vta-kicker-gold { color: var(--vta-gold-soft); }
.vta-h2 { font-size: clamp(26px, 3.4vw, 38px); font-weight: 700; color: var(--vta-wine); }
.vta-band .vta-h2, .vta-band .vta-head-desc { color: #fff; }
.vta-head-desc { color: var(--vta-mute); margin-top: 12px; font-size: 16px; }
.vta-head-center .vta-head-desc { margin-inline: auto; }

/* ---------- category editorial rows ---------- */
.vta-catlist { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.vta-catrow-link {
  display: flex; gap: 18px; align-items: stretch; height: 100%;
  background: var(--vta-paper); border: 1px solid var(--vta-line); border-radius: var(--vta-radius);
  padding: 16px; transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.vta-catrow-link:hover { transform: translateY(-4px); box-shadow: var(--vta-shadow); border-color: var(--vta-gold-soft); }
.vta-catrow-media { flex: 0 0 168px; border-radius: 10px; overflow: hidden; }
.vta-catrow-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.vta-catrow-link:hover .vta-catrow-media img { transform: scale(1.06); }
.vta-catrow-body { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.vta-catrow-idx {
  font-family: var(--vta-serif); font-size: 15px; font-weight: 700; color: var(--vta-gold);
  letter-spacing: .08em;
}
.vta-catrow-idx::before { content: "N° "; font-size: 12px; color: var(--vta-mute); }
.vta-catrow-name { font-family: var(--vta-serif); font-size: 21px; font-weight: 700; color: var(--vta-wine); }
.vta-catrow-desc { font-size: 14px; color: var(--vta-mute); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.vta-catrow-more { margin-top: auto; font-size: 13.5px; font-weight: 600; color: var(--vta-ruby); }
.vta-catrow-more b { display: inline-block; transition: transform .25s ease; }
.vta-catrow-link:hover .vta-catrow-more b { transform: translateX(4px); }

/* ---------- dark band: strategy steps ---------- */
.vta-band {
  background:
    radial-gradient(900px 420px at 88% -10%, rgb(133,217,65, .16), transparent 60%),
    linear-gradient(160deg, var(--vta-wine) 0%, var(--vta-wine-ink) 100%);
}
.vta-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; counter-reset: step; }
.vta-step {
  background: rgba(255, 251, 242, .05); border: 1px solid rgb(133,217,65, .28);
  border-top: 3px solid var(--vta-gold); border-radius: 12px; padding: 26px 22px;
  transition: transform .3s ease, background .3s ease;
}
.vta-step:hover { transform: translateY(-5px); background: rgba(255, 251, 242, .09); }
.vta-step-num { font-family: var(--vta-serif); font-size: 42px; font-weight: 800; color: var(--vta-gold); display: block; margin-bottom: 12px; }
.vta-step-t { color: #fff; font-size: 19px; font-weight: 700; margin-bottom: 10px; }
.vta-step-d { color: rgb(240,250,228, .78); font-size: 14.5px; }

/* ---------- mosaic collage ---------- */
.vta-mosaic { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 210px; gap: 20px; }
.vta-mos-card { position: relative; border-radius: var(--vta-radius); overflow: hidden; }
.vta-mos-big { grid-column: span 2; grid-row: span 2; }
.vta-mos-link { display: block; height: 100%; position: relative; }
.vta-mos-media { position: absolute; inset: 0; }
.vta-mos-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.vta-mos-link:hover .vta-mos-media img { transform: scale(1.05); }
.vta-mos-body {
  position: absolute; inset: auto 0 0 0; z-index: 2; padding: 18px;
  background: linear-gradient(180deg, transparent, rgb(55,41,7, .92) 58%);
  display: flex; flex-direction: column; gap: 6px;
}
.vta-mos-cat { color: var(--vta-gold-soft); font-size: 12.5px; font-weight: 600; letter-spacing: .06em; }
.vta-mos-cat i { margin-inline: 8px; font-style: normal; }
.vta-mos-title { color: #fff; font-family: var(--vta-serif); font-size: 17px; font-weight: 700; line-height: 1.35; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.vta-mos-big .vta-mos-title { font-size: 24px; }
.vta-mos-desc { color: rgb(240,250,228, .82); font-size: 14px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* ---------- Thẻ Lưới ---------- */
.vta-grid { display: grid; gap: 22px; }
.vta-grid-4 { grid-template-columns: repeat(4, 1fr); }
.vta-card {
  background: var(--vta-paper); border: 1px solid var(--vta-line); border-radius: var(--vta-radius);
  overflow: hidden; height: 100%; transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
  position: relative;
}
.vta-card::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 3px;
  background: linear-gradient(90deg, var(--vta-gold), var(--vta-ruby));
  transform: scaleX(0); transform-origin: left; transition: transform .35s ease;
}
.vta-card:hover { transform: translateY(-5px); box-shadow: var(--vta-shadow); border-color: var(--vta-gold-soft); }
.vta-card:hover::after { transform: scaleX(1); }
.vta-card-link { display: flex; flex-direction: column; height: 100%; }
.vta-card-media { position: relative; aspect-ratio: 10 / 7; overflow: hidden; }
.vta-card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.vta-card:hover .vta-card-media img { transform: scale(1.06); }
.vta-card-badge {
  position: absolute; left: 12px; bottom: 12px; z-index: 2;
  background: rgb(74,58,12, .88); color: var(--vta-gold-soft);
  font-size: 11.5px; font-weight: 600; letter-spacing: .05em;
  padding: 5px 12px; border-radius: 999px; border: 1px solid rgb(133,217,65, .5);
}
.vta-card-body { display: flex; flex-direction: column; gap: 8px; padding: 16px 18px 20px; flex: 1; }
.vta-card-date { font-size: 12.5px; color: var(--vta-mute); letter-spacing: .05em; }
.vta-card-title { font-family: var(--vta-serif); font-size: 17.5px; font-weight: 700; color: var(--vta-wine); line-height: 1.4; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.vta-card-desc { font-size: 14px; color: var(--vta-mute); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.vta-more { margin-top: auto; font-size: 13.5px; font-weight: 600; color: var(--vta-ruby); }
.vta-more b { display: inline-block; transition: transform .25s ease; }
.vta-card-link:hover .vta-more b, .vta-row-link:hover .vta-more b { transform: translateX(4px); }

/* ---------- Hỏi đáp two-column Khung mở rộng ---------- */
.vta-faq-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 18px 26px; max-width: 1020px; margin-inline: auto; }
.vta-faq-col { display: flex; flex-direction: column; gap: 18px; }
.vta-faq-item {
  background: var(--vta-paper); border: 1px solid var(--vta-line); border-left: 4px solid var(--vta-gold);
  border-radius: 10px; overflow: hidden; transition: box-shadow .3s ease;
}
.vta-faq-item:hover { box-shadow: var(--vta-shadow); }
.vta-faq-h { margin: 0; }
.vta-faq-q {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 14px;
  background: none; border: 0; padding: 18px 20px; text-align: left;
  font-size: 15.5px; font-weight: 600; color: var(--vta-wine); font-family: var(--vta-sans);
}
.vta-faq-q i {
  flex: 0 0 auto; width: 22px; height: 22px; position: relative; border-radius: 50%;
  border: 1.5px solid var(--vta-gold); transition: transform .3s ease, background .3s ease;
}
.vta-faq-q i::before, .vta-faq-q i::after {
  content: ""; position: absolute; top: 50%; left: 50%; background: var(--vta-ruby);
  transform: translate(-50%, -50%); transition: background .3s ease;
}
.vta-faq-q i::before { width: 10px; height: 1.6px; }
.vta-faq-q i::after { width: 1.6px; height: 10px; }
.vta-faq-q[aria-expanded="true"] i { transform: rotate(45deg); background: var(--vta-gold); }
.vta-faq-a { padding: 0 20px 18px; }
.vta-faq-a p { color: var(--vta-mute); font-size: 14.5px; border-top: 1px dashed var(--vta-line); padding-top: 14px; }

/* ---------- Giới thiệu ---------- */
.vta-about-wrap { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(28px, 5vw, 60px); align-items: center; }
.vta-about-desc { color: var(--vta-mute); margin-top: 14px; font-size: 16.5px; }
.vta-about-facts { margin: 24px 0 28px; display: flex; flex-direction: column; gap: 14px; }
.vta-about-facts li { display: flex; gap: 14px; align-items: baseline; }
.vta-fact-num { font-family: var(--vta-serif); font-weight: 800; color: var(--vta-gold); font-size: 19px; }
.vta-fact-text { color: var(--vta-ink); font-size: 15px; }
.vta-about-media { position: relative; }
.vta-about-media img { border-radius: var(--vta-radius); position: relative; z-index: 1; box-shadow: var(--vta-shadow); }
.vta-about-frame {
  position: absolute; inset: 0; transform: translate(16px, 16px) rotate(1.5deg);
  border: 3px solid var(--vta-gold); border-radius: var(--vta-radius); z-index: 0;
}

/* ---------- Phần 02 ---------- */
.vta-ibanner {
  position: relative; text-align: center; color: #fff;
  background:
    radial-gradient(700px 300px at 50% -30%, rgb(133,217,65, .22), transparent 65%),
    linear-gradient(150deg, var(--vta-ruby) 0%, var(--vta-wine) 100%);
  padding: clamp(44px, 6vw, 72px) 0 clamp(70px, 8vw, 96px);
}
.vta-ibanner-kicker { font-size: 12.5px; letter-spacing: .26em; text-transform: uppercase; color: var(--vta-gold-soft); font-weight: 600; margin-bottom: 12px; }
.vta-ibanner-head { font-family: var(--vta-serif); font-size: clamp(28px, 4vw, 42px); font-weight: 800; }
.vta-ibanner-desc { max-width: 620px; margin: 14px auto 0; color: rgb(240,250,228, .85); font-size: 15.5px; }
.vta-ibanner-orn { display: flex; align-items: center; justify-content: center; gap: 10px; margin-top: 20px; }
.vta-ibanner-orn i { width: 46px; height: 1.5px; background: rgb(133,217,65, .7); }
.vta-ibanner-orn b { width: 9px; height: 9px; background: var(--vta-gold); transform: rotate(45deg); }
.vta-ibanner-wave { position: absolute; left: 0; right: 0; bottom: -1px; width: 100%; height: 46px; display: block; }
.vta-ibanner-wave path { fill: var(--vta-ivory); }

/* ---------- breadĐường dẫn pill tThanh dọc ---------- */
.vta-crumb { background: var(--vta-paper); border-bottom: 1px solid var(--vta-line); }
.vta-crumb-line { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; padding-block: 12px; font-size: 13.5px; }
.vta-crumb-line a { color: var(--vta-mute); }
.vta-crumb-line a:hover { color: var(--vta-ruby); }
.vta-crumb-sep { width: 6px; height: 6px; background: var(--vta-gold); transform: rotate(45deg); flex: 0 0 auto; }
.vta-crumb-now { color: var(--vta-ruby); font-weight: 600; }
.vta-crumb-line a.vta-crumb-now { color: var(--vta-ruby); font-weight: 600; }

/* ---------- Trang scaffolding ---------- */
.vta-page { padding-top: clamp(40px, 5vw, 64px); }
.vta-page-head { max-width: 760px; margin-bottom: clamp(28px, 4vw, 42px); }
.vta-page-h1 { font-size: clamp(26px, 3.4vw, 38px); font-weight: 800; color: var(--vta-wine); margin-bottom: 14px; }
.vta-page-desc { color: var(--vta-mute); font-size: 16px; }
.vta-page-acts { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 22px; }
.vta-block-h {
  font-size: clamp(21px, 2.6vw, 27px); font-weight: 700; color: var(--vta-wine);
  margin-bottom: 22px; display: flex; align-items: center; gap: 14px;
}
.vta-block-h::after { content: ""; flex: 1; height: 1px; background: var(--vta-line); }

/* ---------- Phần 03 ---------- */
.vta-other { margin-top: clamp(40px, 5vw, 60px); }
.vta-other-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 18px; }
.vta-other-grid a { display: flex; flex-direction: column; align-items: center; gap: 10px; text-align: center; }
.vta-other-grid img {
  width: 92px; height: 92px; border-radius: 50%; object-fit: cover;
  border: 3px solid var(--vta-paper); box-shadow: 0 0 0 1.5px var(--vta-gold-soft);
  transition: transform .3s ease, box-shadow .3s ease;
}
.vta-other-grid a:hover img { transform: translateY(-4px); box-shadow: 0 0 0 3px var(--vta-gold); }
.vta-other-grid span { font-size: 14px; font-weight: 600; color: var(--vta-wine); }

/* ---------- Danh sách rows + Phân trang ---------- */
.vta-list-wrap { display: grid; grid-template-columns: 1fr 330px; gap: clamp(26px, 4vw, 44px); align-items: start; }
.vta-rows { display: flex; flex-direction: column; gap: 20px; margin-top: 6px; }
.vta-row-link {
  display: flex; gap: 20px; background: var(--vta-paper); border: 1px solid var(--vta-line);
  border-radius: var(--vta-radius); padding: 16px;
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.vta-row-link:hover { transform: translateY(-3px); box-shadow: var(--vta-shadow); border-color: var(--vta-gold-soft); }
.vta-row-media { flex: 0 0 236px; border-radius: 10px; overflow: hidden; aspect-ratio: 10 / 7; }
.vta-row-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.vta-row-link:hover .vta-row-media img { transform: scale(1.05); }
.vta-row-body { display: flex; flex-direction: column; gap: 8px; min-width: 0; }
.vta-row-meta { font-size: 12.5px; color: var(--vta-mute); letter-spacing: .04em; }
.vta-row-meta i { margin-inline: 8px; font-style: normal; color: var(--vta-gold); }
.vta-row-title { font-family: var(--vta-serif); font-size: 20px; font-weight: 700; color: var(--vta-wine); line-height: 1.4; }
.vta-row-desc { font-size: 14.5px; color: var(--vta-mute); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.vta-pagi { display: flex; justify-content: center; gap: 8px; margin-top: 34px; flex-wrap: wrap; }
.vta-pagi-btn {
  min-width: 42px; height: 42px; padding: 0 14px; border-radius: 10px;
  border: 1px solid var(--vta-line); background: var(--vta-paper); color: var(--vta-wine);
  font-size: 14px; font-weight: 600; transition: all .25s ease;
}
.vta-pagi-btn:hover:not(:disabled) { border-color: var(--vta-ruby); color: var(--vta-ruby); }
.vta-pagi-btn.is-cur { background: var(--vta-ruby); border-color: var(--vta-ruby); color: #fff; }
.vta-pagi-btn:disabled { opacity: .45; cursor: not-allowed; }

/* ---------- Cột bên ---------- */
.vta-side { display: flex; flex-direction: column; gap: 24px; position: sticky; top: 20px; }
.vta-side-box { background: var(--vta-paper); border: 1px solid var(--vta-line); border-radius: var(--vta-radius); padding: 22px; }
.vta-side-h {
  font-size: 18px; font-weight: 700; color: var(--vta-wine); margin-bottom: 16px;
  padding-bottom: 12px; border-bottom: 2px solid var(--vta-gold); display: inline-block;
}
.vta-side-hot { display: flex; flex-direction: column; gap: 14px; }
.vta-side-hot a { display: flex; gap: 12px; align-items: center; }
.vta-side-hot img { width: 76px; height: 58px; border-radius: 8px; object-fit: cover; flex: 0 0 auto; }
.vta-side-hot-body { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.vta-side-hot-body strong { font-size: 13.5px; font-weight: 600; color: var(--vta-ink); line-height: 1.45; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.vta-side-hot a:hover strong { color: var(--vta-ruby); }
.vta-side-hot-body time { font-size: 12px; color: var(--vta-mute); }
.vta-side-more { display: inline-flex; margin-top: 16px; font-size: 13.5px; font-weight: 600; }
.vta-side-list { display: flex; flex-direction: column; gap: 4px; }
.vta-side-list a { display: flex; gap: 12px; align-items: baseline; padding: 8px 0; border-bottom: 1px dashed var(--vta-line); font-size: 14px; color: var(--vta-ink); }
.vta-side-list li:last-child a { border-bottom: 0; }
.vta-side-list a:hover { color: var(--vta-ruby); }
.vta-side-num { font-family: var(--vta-serif); font-weight: 800; color: var(--vta-gold); font-size: 16px; flex: 0 0 auto; }
.vta-side-note { background: linear-gradient(160deg, var(--vta-wine), var(--vta-wine-ink)); border-color: var(--vta-wine); }
.vta-side-note .vta-side-h { color: #fff; border-bottom-color: var(--vta-gold); }
.vta-side-note p { color: rgb(240,250,228, .82); font-size: 14px; margin-bottom: 16px; }

/* ---------- Bài viết ---------- */
.vta-article-wrap { display: grid; grid-template-columns: 1fr 330px; gap: clamp(26px, 4vw, 44px); align-items: start; }
.vta-article { background: var(--vta-paper); border: 1px solid var(--vta-line); border-radius: var(--vta-radius); padding: clamp(24px, 4vw, 44px); }
.vta-article-h1 { font-size: clamp(26px, 3.4vw, 38px); font-weight: 800; color: var(--vta-wine); margin-bottom: 18px; }
.vta-article-meta { display: flex; flex-wrap: wrap; gap: 10px 18px; align-items: center; padding-bottom: 18px; border-bottom: 1px solid var(--vta-line); margin-bottom: 22px; font-size: 13.5px; color: var(--vta-mute); }
.vta-meta-chip { background: var(--vta-ruby); color: #fff; font-size: 12.5px; font-weight: 600; padding: 5px 14px; border-radius: 999px; }
.vta-meta-item b { color: var(--vta-ink); font-weight: 600; }
.vta-article-figure { margin: 0 0 24px; border-radius: 12px; overflow: hidden; }
.vta-article-body p { margin-bottom: 18px; font-size: 16.5px; line-height: 1.8; color: #383a2b; }
.vta-article-body h2 {
  font-size: clamp(20px, 2.4vw, 25px); font-weight: 700; color: var(--vta-wine);
  margin: 30px 0 14px; padding-left: 16px; border-left: 4px solid var(--vta-gold);
}
.vta-article-body h3 { font-size: 19px; font-weight: 700; color: var(--vta-wine); margin: 24px 0 12px; }
.vta-article-body ul { margin: 0 0 18px; padding-left: 4px; display: flex; flex-direction: column; gap: 10px; }
.vta-article-body ul li { position: relative; padding-left: 26px; font-size: 15.5px; color: #383a2b; }
.vta-article-body ul li::before {
  content: ""; position: absolute; left: 4px; top: .55em; width: 8px; height: 8px;
  background: var(--vta-gold); transform: rotate(45deg);
}
.vta-article-body a { text-decoration: underline; text-underline-offset: 3px; }
.vta-article-tags { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-top: 28px; padding-top: 20px; border-top: 1px solid var(--vta-line); }
.vta-tag-label { font-size: 13px; color: var(--vta-mute); letter-spacing: .06em; text-transform: uppercase; }
.vta-tag { border: 1px solid var(--vta-line); background: var(--vta-ivory); color: var(--vta-wine); font-size: 13px; font-weight: 600; padding: 6px 14px; border-radius: 999px; transition: all .25s ease; }
.vta-tag:hover { background: var(--vta-ruby); border-color: var(--vta-ruby); color: #fff; }

/* ---------- prev / next ---------- */
.vta-switcher { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 26px; }
.vta-switcher-cell { background: var(--vta-paper); border: 1px solid var(--vta-line); border-radius: var(--vta-radius); padding: 18px 20px; }
.vta-switcher-next { text-align: right; }
.vta-switcher-label { display: block; font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--vta-gold); font-weight: 700; margin-bottom: 8px; }
.vta-switcher-link { font-size: 15px; font-weight: 600; color: var(--vta-wine); line-height: 1.5; }
.vta-switcher-link:hover { color: var(--vta-ruby); }
.vta-switcher-empty { font-size: 13.5px; color: var(--vta-mute); }

/* ---------- related ---------- */
.vta-related { margin-top: clamp(36px, 5vw, 52px); }

/* ---------- friend links ---------- */
.vta-flink { background: var(--vta-tint); border-top: 1px solid var(--vta-line); padding: clamp(40px, 5vw, 60px) 0; }
.vta-flink-head { text-align: center; margin-bottom: 30px; }
.vta-flink-title { font-size: clamp(22px, 2.8vw, 30px); font-weight: 700; color: var(--vta-wine); }
.vta-flink-note { color: var(--vta-mute); font-size: 14.5px; margin-top: 8px; }
.vta-flink-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 18px; }
.vta-flink-item {
  display: flex; flex-direction: column; align-items: center; gap: 12px;
  background: var(--vta-paper); border: 1px solid var(--vta-line); border-radius: var(--vta-radius);
  padding: 22px 12px; transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.vta-flink-item:hover { transform: translateY(-4px); box-shadow: var(--vta-shadow); border-color: var(--vta-gold-soft); }
.vta-flink-icon { width: 72px; height: 72px; border-radius: 50%; overflow: hidden; box-shadow: 0 0 0 2px var(--vta-gold-soft); }
.vta-flink-logo { width: 100%; height: 100%; object-fit: cover; }
.vta-flink-name { font-size: 14px; font-weight: 600; color: var(--vta-wine); }

/* ---------- Chân trang ---------- */
.vta-footer {
  background:
    radial-gradient(800px 300px at 50% -20%, rgb(133,217,65, .12), transparent 60%),
    linear-gradient(180deg, var(--vta-wine), var(--vta-wine-ink));
  color: rgb(240,250,228, .85); padding-top: clamp(46px, 6vw, 70px);
}
.vta-foot-brand { text-align: center; max-width: 640px; margin: 0 auto clamp(30px, 4vw, 44px); }
.vta-brand-foot { display: inline-flex; margin-bottom: 16px; }
.vta-brand-foot .vta-brand-img { width: 230px; }
.vta-foot-slogan { font-size: 14.5px; color: rgb(240,250,228, .72); }
.vta-foot-rule { display: flex; align-items: center; justify-content: center; gap: 10px; margin-top: 20px; }
.vta-foot-rule::before, .vta-foot-rule::after { content: ""; width: 60px; height: 1px; background: rgb(133,217,65, .5); }
.vta-foot-grid { display: grid; grid-template-columns: 1.2fr .9fr 1.1fr; gap: clamp(24px, 4vw, 44px); padding-bottom: 36px; }
.vta-foot-h {
  font-size: 16px; font-weight: 700; color: #fff; margin-bottom: 16px;
  padding-bottom: 10px; border-bottom: 2px solid var(--vta-gold); display: inline-block;
}
.vta-foot-list { display: flex; flex-direction: column; gap: 9px; }
.vta-foot-cats { display: grid; grid-template-columns: 1fr 1fr; gap: 9px 18px; }
.vta-foot-list a { color: rgb(240,250,228, .75); font-size: 14px; }
.vta-foot-list a:hover { color: var(--vta-gold-soft); }
.vta-foot-info { display: flex; flex-direction: column; gap: 12px; }
.vta-foot-info li { display: flex; flex-direction: column; gap: 2px; }
.vta-foot-key { font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--vta-gold-soft); font-weight: 600; }
.vta-foot-val { font-size: 14px; color: rgb(240,250,228, .82); }
.vta-foot-base { border-top: 1px solid rgb(133,217,65, .22); padding: 20px 0 24px; text-align: center; }
.vta-foot-copy p { font-size: 13px; color: rgb(240,250,228, .6); }
.vta-foot-meta { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-top: 10px; font-size: 13px; color: rgb(240,250,228, .6); }
.vta-foot-sitemap { color: var(--vta-gold-soft); font-weight: 600; }
.vta-foot-sitemap:hover { color: #fff; }

/* ---------- Về đầu trang ---------- */
.vta-top-btn {
  position: fixed; left: 22px; bottom: 22px; z-index: 80;
  width: 48px; height: 48px; border-radius: 50%; border: 0;
  background: linear-gradient(135deg, var(--vta-gold), #71c02e); color: var(--vta-wine-ink);
  font-size: 20px; box-shadow: 0 12px 26px -12px rgb(133,217,65, .9);
  opacity: 0; visibility: hidden; transform: translateY(12px);
  transition: opacity .3s ease, transform .3s ease, visibility .3s ease;
}
.vta-top-btn.is-show { opacity: 1; visibility: visible; transform: translateY(0); }

/* ---------- Trang 404 ---------- */
.vta-404 { padding: clamp(70px, 10vw, 120px) 0; text-align: center; }
.vta-404-code {
  font-family: var(--vta-serif); font-size: clamp(90px, 16vw, 170px); font-weight: 800;
  color: var(--vta-ruby); line-height: 1; letter-spacing: .02em;
}
.vta-404-rule { display: flex; align-items: center; justify-content: center; gap: 10px; margin: 12px 0 22px; }
.vta-404-rule::before, .vta-404-rule::after { content: ""; width: 64px; height: 2px; background: var(--vta-gold); }
.vta-404-title { font-size: clamp(22px, 3vw, 32px); font-weight: 700; color: var(--vta-wine); margin-bottom: 14px; }
.vta-404-desc { max-width: 560px; margin: 0 auto 28px; color: var(--vta-mute); }
.vta-404-acts { display: flex; justify-content: center; flex-wrap: wrap; gap: 14px; margin-bottom: 40px; }
.vta-404 .vta-btn-line { border-color: var(--vta-ruby); color: var(--vta-ruby); background: transparent; }
.vta-404 .vta-btn-line:hover { background: var(--vta-ruby); color: #fff; }
.vta-404-cats { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; }
.vta-404-cats a {
  border: 1px solid var(--vta-line); background: var(--vta-paper); color: var(--vta-wine);
  font-size: 13.5px; font-weight: 600; padding: 8px 18px; border-radius: 999px; transition: all .25s ease;
}
.vta-404-cats a:hover { background: var(--vta-ruby); border-color: var(--vta-ruby); color: #fff; }

/* ---------- Cuộn Hiệu ứng xuất hiện (gated by .vta-js so no-JS still shows content) ---------- */
html.vta-js .vta-reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
html.vta-js .vta-reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html.vta-js .vta-reveal { opacity: 1; transform: none; transition: none; }
  .vta-slide { transition: none; }
}

/* ---------- Tương thích thiết bị ---------- */
@media (max-width: 1080px) {
  .vta-grid-4 { grid-template-columns: repeat(2, 1fr); }
  .vta-other-grid { grid-template-columns: repeat(4, 1fr); }
  .vta-flink-grid { grid-template-columns: repeat(3, 1fr); }
  .vta-steps { grid-template-columns: repeat(2, 1fr); }
  .vta-mosaic { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 200px; }
  .vta-foot-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 960px) {
  .vta-brand-note { display: none; }
  .vta-brandbar-in { justify-content: space-between; }
  .vta-brand-img { width: 210px; }
  .vta-burger { display: flex; }
  .vta-menubar { background: transparent; }
  .vta-menubar .vta-shell { width: 100%; }
  .vta-menu {
    position: fixed; top: 0; right: 0; bottom: 0; z-index: 96;
    width: min(320px, 86vw); background: linear-gradient(180deg, var(--vta-wine), var(--vta-wine-ink));
    transform: translateX(102%); transition: transform .35s ease;
    box-shadow: -18px 0 40px -18px rgba(0, 0, 0, .5); overflow-y: auto;
    padding-top: 18px;
  }
  .vta-menu.is-open { transform: translateX(0); }
  .vta-menu-list { flex-direction: column; align-items: stretch; padding: 8px 0; }
  .vta-menu-a { padding: 14px 24px; font-size: 15.5px; border-bottom: 1px solid rgb(133,217,65, .16); }
  .vta-menu-a::after { display: none; }
  .vta-menu-a.is-active { background: rgb(133,217,65, .14); color: var(--vta-gold-soft); }
}

@media (max-width: 760px) {
  .vta-hero-slides { height: clamp(400px, 92vw, 480px); }
  .vta-hero-arrow { display: none; }
  .vta-hero-title { max-width: 100%; }
  .vta-catlist { grid-template-columns: 1fr; }
  .vta-head-split { align-items: flex-start; flex-direction: column; }
  .vta-faq-cols { grid-template-columns: 1fr; }
  .vta-about-wrap { grid-template-columns: 1fr; }
  .vta-about-media { max-width: 520px; }
  .vta-list-wrap, .vta-article-wrap { grid-template-columns: 1fr; }
  .vta-side { position: static; }
  .vta-row-link { flex-direction: column; gap: 14px; }
  .vta-row-media { flex: 0 0 auto; width: 100%; }
  .vta-switcher { grid-template-columns: 1fr; }
  .vta-switcher-next { text-align: left; }
  .vta-foot-grid { grid-template-columns: 1fr; }
  .vta-stats-row strong { font-size: 24px; }
}

@media (max-width: 560px) {
  .vta-grid-4 { grid-template-columns: 1fr; }
  .vta-steps { grid-template-columns: 1fr; }
  .vta-mosaic { grid-template-columns: 1fr; grid-auto-rows: 220px; }
  .vta-mos-big { grid-column: span 1; grid-row: span 1; }
  .vta-flink-grid { grid-template-columns: repeat(2, 1fr); }
  .vta-other-grid { grid-template-columns: repeat(3, 1fr); }
  .vta-hero-acts .vta-btn { width: 100%; justify-content: center; }
  .vta-slide-in { text-align: left; }
}

/* ---------- Lớp bổ trợ ---------- */
.vta-404-in,
.vta-flink-cell,
.vta-foot-col,
.vta-brand-note-l,
.vta-nav-a,
.vta-band-in,
.vta-about-copy,
.vta-ibanner-in,
.vta-ibanner-title,
.vta-list-main,
.vta-show-main { }

/* ---------- Khối khác biệt hoá ---------- */
.vta-band{background:rgb(145,76,59);color:vta-related;border-top:1px solid rgba(0,0,0,.12);border-bottom:1px solid rgba(0,0,0,.12);padding:16px 0}
.vta-band-in{max-width:1200px;margin:0 auto;padding:0 20px;display:flex;gap:40px;justify-content:center;flex-wrap:wrap;font-size:12.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase}
.vta-band-in span{display:inline-flex;align-items:center;gap:10px}
.vta-band-in span::before{content:"";width:8px;height:8px;border-radius:50%;background:rgb(209,159,71)}
.vta-stat{background:vta-related;padding:44px 0}
.vta-stat-in{max-width:1200px;margin:0 auto;padding:0 20px;display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.vta-stat-cell{background:#fff;border:1px solid rgba(0,0,0,.08);border-radius:16px;padding:26px 18px;text-align:center}
.vta-stat-cell b{display:block;font-family:var(--font-head,Alegreya,serif);font-size:34px;line-height:1.1;color:rgb(145,76,59)}
.vta-stat-cell span{display:block;margin-top:8px;font-size:13px;color:rgb(51,35,31);opacity:.8}
.vta-quote{background:rgb(51,35,31);color:vta-related;padding:52px 0}
.vta-quote-in{max-width:900px;margin:0 auto;padding:0 20px;text-align:center;font-family:var(--font-head,Alegreya,serif);font-size:26px;line-height:1.5}
@media(max-width:900px){.vta-band-in{justify-content:flex-start;flex-wrap:nowrap;overflow-x:auto;gap:28px}.vta-stat-in{grid-template-columns:repeat(2,1fr)}.vta-quote-in{font-size:20px}}