/* Bộ nhận dạng Lotus Golf (brand/index.html): xanh Lotus, vàng champagne, ngà. Nạp sau site.css nên ghi đè biến màu. */
:root{
  --brand-green:#0E3B26;--brand-forest:#062417;--brand-gold:#C9A46A;--brand-gold-light:#E9D3A4;--brand-bronze:#8A5A2B;--brand-ivory:#F7F1E3;
  --brand-gold-grad:linear-gradient(135deg,#8A5A2B 0%,#C9A46A 35%,#F1DDB0 55%,#C9A46A 75%,#8A5A2B 100%);
  --font-display:'Cormorant Garamond',Georgia,'Times New Roman',serif;
  --color-navy-50:#eef4ef;--color-navy-100:#d8e6dc;--color-navy-200:#b0cdb9;--color-navy-400:#4f8a68;--color-navy-600:#165235;--color-navy-700:#0E3B26;--color-navy-800:#0a2e1d;--color-navy-900:#062417;--color-navy-950:#031a10;
  --color-golf-600:#165235;--color-golf-700:#0E3B26;
  --color-champagne-300:#E9D3A4;--color-champagne-400:#C9A46A;--color-champagne-700:#8A5A2B;
  --color-ivory:#F7F1E3;--color-ivory-deep:#EFE7D4;
  --color-background:#FFFDF8;--color-surface:#F7F1E3;--color-surface-raised:#FFFFFF;
  --color-foreground:#062417;--color-muted:#5d6358;--color-muted-surface:#F1EADA;
  --color-border:#E2D8C2;--color-border-strong:#CDBF9F;
  --color-primary:#0E3B26;--color-on-primary:#F7F1E3;
  --color-accent:#0E3B26;--color-on-accent:#F7F1E3;--color-gold:#8A5A2B;--color-ring:#C9A46A;
}
[data-theme=dark]{
  --color-background:#062417;--color-surface:#0A2E1D;--color-surface-raised:#0E3B26;
  --color-foreground:#F7F1E3;--color-muted:#B9C4B8;--color-muted-surface:#0E3B26;
  --color-border:#1F4A33;--color-border-strong:#2c6445;
  --color-primary:#F7F1E3;--color-on-primary:#062417;
  --color-accent:#C9A46A;--color-on-accent:#062417;--color-gold:#E9D3A4;--color-ring:#E9D3A4;
}
h1,h2,h3,.font-display{font-family:var(--font-display);font-weight:600;letter-spacing:.005em}
h1{font-size-adjust:.52}h2,h3{font-size-adjust:.5}
/* nút chính: viên thuốc vàng dải; nút phụ: viền vàng */
a[class*="bg-[var(--color-accent)]"][class*="font-medium"],button[class*="bg-[var(--color-accent)]"][class*="font-medium"]{
  background:var(--brand-gold-grad);color:#062417;border-radius:999px;font-weight:600;box-shadow:0 2px 10px rgba(138,90,43,.28);border:0}
a[class*="bg-[var(--color-accent)]"][class*="font-medium"]:hover,button[class*="bg-[var(--color-accent)]"][class*="font-medium"]:hover{background:var(--brand-gold-grad);filter:brightness(1.07)}
a[class*="border-white/50"]{border-color:var(--brand-gold);border-radius:999px;color:#fff}
a[class*="border-white/50"]:hover{border-color:var(--brand-gold-light);background:rgba(201,164,106,.16)}
:focus-visible{outline-color:var(--brand-gold)}
/* logo khiên (nền xanh liền): bo góc nhẹ, viền vàng mảnh */
img[src$="brand-mark.png"]{border-radius:10px;box-shadow:0 0 0 1px rgba(201,164,106,.55)}
/* lockup Đồng Sen */
.lockup-ds{display:inline-flex;flex-direction:column;align-items:center;line-height:1;text-align:center}
.lockup-ds b{font-family:var(--font-display);font-weight:600;letter-spacing:.18em;font-size:1.6em;background:var(--brand-gold-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.lockup-ds i{font-style:normal;font-size:.62em;letter-spacing:.42em;margin-top:.5em;color:var(--brand-gold)}
a[class*="bg-[var(--color-champagne-300)]"][class*="font-medium"],button[class*="bg-[var(--color-champagne-300)]"][class*="font-medium"]{background:var(--brand-gold-grad);color:#062417;border-radius:999px;font-weight:600;border:0;box-shadow:0 2px 12px rgba(138,90,43,.35)}
a[class*="bg-[var(--color-champagne-300)]"][class*="font-medium"]:hover,button[class*="bg-[var(--color-champagne-300)]"][class*="font-medium"]:hover{background:var(--brand-gold-grad);filter:brightness(1.08)}
/* logo đầy đủ ở đầu và cuối trang */
.lotus-logo{height:50px;width:auto;aspect-ratio:480/410;border-radius:8px;box-shadow:0 0 0 1px rgba(201,164,106,.55);object-fit:cover}
@media (min-width:768px){.lotus-logo{height:56px}}
footer .lotus-logo{height:88px}