/* Header toàn site: mái điện cùng họ với tấm bảng dải lịch. Tự khai biến, không dùng --v3-*, không !important.
   Nguồn: nen/header/ (xay.py). Chuẩn: nen/header/CHUAN.md */
html:root {
  --hd-serif: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --hd-ui: 'Lexend Deca', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --hd-nga: #EEE6D4; --hd-phu: #CBBFA6; --hd-nhan: #9A8B6D; --hd-vang: #DCBB74; --hd-dat: #C48A72; --hd-nen: #14120E;
  --hd-ke: rgba(220, 187, 116, .14); --hd-ke-2: rgba(220, 187, 116, .28);
  --hd-o: #16130E; --hd-o-sang: #231D12;
  --hd-son: linear-gradient(180deg, #1F1B14 0%, #17140F 46%, #14120E 100%);
  --hd-mem: cubic-bezier(.2, 0, 0, 1);
  --header-bar: 5rem; --cbar-height: 5.5rem; --header-height: calc(5rem + 5.5rem);
}
@media (max-width: 768px) { html:root { --header-bar: 4rem; --cbar-height: 6.5rem; --header-height: calc(4rem + 6.5rem); } }

/* Mái: một thanh sơn mài, viền kép dưới, không hoa văn góc */
body.sm-body header.sm-header.sm-header { position: fixed; top: 0; left: 0; right: 0; inline-size: 100%; max-inline-size: 75rem; block-size: 5rem; margin-inline: auto; border: 0; overflow: visible; font-family: var(--hd-ui); box-shadow: 0 .5rem 1.5rem rgba(0, 0, 0, .35); }
body.sm-body header.sm-header.sm-header::before { content: ""; position: absolute; inset: 0; display: block; block-size: auto; inline-size: auto; opacity: 1; background: var(--hd-son); box-shadow: inset 0 -1px 0 var(--hd-ke-2), inset 0 -3px 0 var(--hd-nen), inset 0 -4px 0 var(--hd-ke); pointer-events: none; transform: none; animation: none; }
body.sm-body header.sm-header.sm-header::after { display: none; }
body.sm-body header.sm-header.sm-header :is(.sm-header__engraving, .sm-header__nebula, .sm-header__corner, .sm-header__meander, .sm-header__seal) { display: none; }
body.sm-body .sm-header-transition.sm-header-transition { display: none; }
body.sm-body header.sm-header.sm-header > .sm-container { position: relative; z-index: 1; block-size: 100%; max-inline-size: none; padding: 0 1rem; }
body.sm-body header.sm-header.sm-header .sm-header__inner { position: static; display: flex; align-items: center; justify-content: flex-start; gap: 0; block-size: 100%; min-inline-size: 0; padding: 0; }

/* Logo khoá khối: chiều rộng do chữ SoiMệnh quyết định, dòng phụ dàn đúng hai mép, kẻ giữa dài đúng bằng */
body.sm-body header.sm-header.sm-header .sm-header__logo { position: relative; flex: none; display: inline-flex; align-items: center; gap: .75rem; min-block-size: 2.75rem; margin: 0; padding: 0 0 0 calc(1rem + 1px); color: var(--hd-vang); text-decoration: none; opacity: 1; transition: none; }
body.sm-body header.sm-header.sm-header .sm-header__logo:hover { opacity: 1; }
body.sm-body header.sm-header.sm-header .sm-header__logo-icon { display: block; flex: none; inline-size: 2.75rem; block-size: 2.75rem; color: var(--hd-vang); transform: none; filter: none; animation: none; }
body.sm-body header.sm-header.sm-header .sm-header__logo-words { display: inline-grid; grid-template-columns: max-content; gap: 0; flex: none; max-inline-size: none; }
body.sm-body header.sm-header.sm-header .sm-header__logo-name { display: block; margin: 0; font-family: var(--hd-serif); font-size: 2rem; font-weight: 600; font-style: normal; line-height: 1; letter-spacing: .018em; color: var(--hd-nga); text-transform: none; white-space: nowrap; background: none; filter: none; text-shadow: none; -webkit-text-fill-color: currentColor; }
body.sm-body header.sm-header.sm-header .sm-header__logo-name strong { font-weight: 600; color: var(--hd-vang); background: none; text-shadow: none; -webkit-text-fill-color: currentColor; }
body.sm-body header.sm-header.sm-header .sm-header__logo-line { display: block; inline-size: 100%; block-size: 1px; margin: .1875rem 0 .25rem; background: var(--hd-ke-2); opacity: 1; transform: none; }
body.sm-body header.sm-header.sm-header .sm-header__logo-sub { display: block; inline-size: 0; min-inline-size: 100%; margin: 0; overflow: hidden; font-family: var(--hd-ui); font-size: .75rem; font-weight: 400; line-height: 1; letter-spacing: 0; color: var(--hd-nhan); text-align: justify; text-align-last: justify; white-space: normal; text-transform: uppercase; }
body.sm-body header.sm-header.sm-header .sm-header__logo:focus-visible { outline: 2px solid var(--hd-vang); outline-offset: 2px; border-radius: .25rem; }

/* Ba mục: đứng sát logo sau một vạch, phần còn lại của mái là khe tìm kiếm */
body.sm-body header.sm-header.sm-header .sm-header__nav { position: static; flex: none; display: flex; align-items: stretch; block-size: 100%; margin: 0 0 0 1.5rem; padding: 0 0 0 .5rem; z-index: auto; background: none; border-inline-start: 0; box-shadow: inset 1px 0 0 0 transparent; }
body.sm-body header.sm-header.sm-header .sm-header__menu { position: static; display: flex; align-items: stretch; gap: 0; block-size: 100%; margin: 0; padding: 0; list-style: none; }
body.sm-body header.sm-header.sm-header .sm-header__menu > li { position: static; display: flex; align-items: stretch; block-size: 100%; margin: 0; }
body.sm-body header.sm-header.sm-header .sm-header__menu > li + li::before { display: none; }
body.sm-body header.sm-header.sm-header .sm-header__menu > li > a { position: relative; display: flex; align-items: center; gap: .375rem; block-size: 100%; min-block-size: 2.75rem; margin: 0; padding: 0 1rem; font-family: var(--hd-ui); font-size: .875rem; font-weight: 500; line-height: 1; letter-spacing: 0; text-transform: none; text-decoration: none; white-space: nowrap; color: var(--hd-phu); transition: color 90ms var(--hd-mem); }
body.sm-body header.sm-header.sm-header .sm-header__menu > li:first-child > a { font-weight: 500; color: var(--hd-phu); }
body.sm-body header.sm-header.sm-header .sm-header__menu > li > a::after { content: ""; position: absolute; left: 1rem; right: 1rem; bottom: .25rem; inline-size: auto; block-size: 2px; margin: 0; background: var(--hd-vang); opacity: 1; transform: scaleX(0); transform-origin: left; transition: transform 90ms var(--hd-mem); }
body.sm-body header.sm-header.sm-header .sm-header__menu > li > a:hover, body.sm-body header.sm-header.sm-header .sm-header__menu > li:hover > a, body.sm-body header.sm-header.sm-header .sm-header__menu > li:first-child > a:hover, body.sm-body header.sm-header.sm-header .sm-header__menu > li:first-child:hover > a { color: var(--hd-nga); }
body.sm-body header.sm-header.sm-header .sm-header__menu > li > a:hover::after, body.sm-body header.sm-header.sm-header .sm-header__menu > li:hover > a::after { inline-size: auto; transform: scaleX(1); }
body.sm-body header.sm-header.sm-header .sm-header__menu > li.menu-item-has-children > a::before { content: ""; order: 2; inline-size: .375rem; block-size: .375rem; margin-block-start: -.1875rem; border-inline-end: 1.5px solid var(--hd-nhan); border-block-end: 1.5px solid var(--hd-nhan); transform: rotate(45deg); transition: transform 90ms var(--hd-mem); }
body.sm-body header.sm-header.sm-header .sm-header__menu > li.menu-item-has-children:hover > a::before, body.sm-body header.sm-header.sm-header .sm-header__menu > li.menu-item-has-children:focus-within > a::before { transform: translateY(.1875rem) rotate(225deg); }
/* Trang đang ở */
body.sm-body header.sm-header.sm-header .sm-header__menu > li:is(.current-menu-item, .current-menu-ancestor, .current_page_item, .current_page_parent) > a,
body.sm-tool-entry-layout header.sm-header .sm-header__menu > li:first-child > a,
body:is(.single-post, .category, .tag, .post-type-archive) header.sm-header .sm-header__menu > li:nth-child(2) > a { color: var(--hd-vang); }
body.sm-body header.sm-header.sm-header .sm-header__menu > li:is(.current-menu-item, .current-menu-ancestor, .current_page_item, .current_page_parent) > a::after,
body.sm-tool-entry-layout header.sm-header .sm-header__menu > li:first-child > a::after,
body:is(.single-post, .category, .tag, .post-type-archive) header.sm-header .sm-header__menu > li:nth-child(2) > a::after { transform: scaleX(1); }
body.sm-body header.sm-header.sm-header .sm-header__menu > li > a:focus-visible { outline: 2px solid var(--hd-vang); outline-offset: -8px; border-radius: .25rem; }

/* Menu thả: bảng 12 gian rộng đúng tấm dải lịch, mỗi gian một ấn bộ môn */
body.sm-body header.sm-header.sm-header .sm-header__menu .sub-menu { position: absolute; top: 100%; left: 50%; right: auto; z-index: 5; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; inline-size: calc(100% - 2rem); min-inline-size: 0; max-inline-size: none; margin: 0; padding: 0; list-style: none; background: #2C2618; border: 1px solid var(--hd-ke-2); border-block-start: 0; border-radius: 0 0 .25rem .25rem; box-shadow: 0 1.5rem 3rem rgba(0, 0, 0, .6); overflow: hidden; opacity: 0; visibility: hidden; pointer-events: none; transform: translateX(-50%) translateY(-.25rem); transition: opacity 120ms var(--hd-mem), transform 120ms var(--hd-mem), visibility 0s linear 120ms; }
body.sm-body header.sm-header.sm-header .sm-header__menu .sub-menu::after { display: none; }
body.sm-body header.sm-header.sm-header .sm-header__menu .sub-menu > li:last-child { grid-column: span 2; }
body.sm-body header.sm-header.sm-header .sm-header__menu > li:hover > .sub-menu, body.sm-body header.sm-header.sm-header .sm-header__menu > li:focus-within > .sub-menu { opacity: 1; visibility: visible; pointer-events: auto; transform: translateX(-50%) translateY(0); transition-delay: 0s; }
body.sm-body header.sm-header.sm-header .sm-header__menu .sub-menu li, body.sm-body header.sm-header.sm-header .sm-header__menu > li:hover > .sub-menu li, body.sm-body header.sm-header.sm-header .sm-header__menu > li:focus-within > .sub-menu li { position: relative; display: block; block-size: auto; margin: 0; padding: 0; background: var(--hd-o); opacity: 1; transform: none; transition: none; }
body.sm-body header.sm-header.sm-header .sm-header__menu .sub-menu li + li::after, body.sm-body header.sm-header.sm-header .sm-header__menu .sub-menu li::before { display: none; }
body.sm-body header.sm-header.sm-header .sm-header__menu .sub-menu li a { position: relative; display: flex; align-items: center; gap: .75rem; block-size: 100%; min-block-size: 4rem; margin: 0; padding: 0 1rem; font-family: var(--hd-serif); font-size: 1.125rem; font-weight: 600; line-height: 1.15; letter-spacing: 0; text-transform: none; text-decoration: none; white-space: normal; color: var(--hd-nga); background: none; transition: background-color 90ms var(--hd-mem), color 90ms var(--hd-mem); }
body.sm-body header.sm-header.sm-header .sm-header__menu .sub-menu li a::after { display: none; }
body.sm-body header.sm-header.sm-header .sm-header__menu .sub-menu li a::before { content: ""; position: static; flex: none; inline-size: 2.25rem; block-size: 2.25rem; margin: 0; padding: 0; opacity: 1; border: 1px solid var(--hd-ke-2); border-radius: .125rem; background: var(--hd-nen) center / 1.375rem no-repeat; transform: none; transition: border-color 90ms var(--hd-mem); }
body.sm-body header.sm-header.sm-header .sm-header__menu .sub-menu li a:hover, body.sm-body header.sm-header.sm-header .sm-header__menu .sub-menu li.current-menu-item a { padding: 0 1rem; color: var(--hd-vang); background: var(--hd-o-sang); }
body.sm-body header.sm-header.sm-header .sm-header__menu .sub-menu li a:hover::before, body.sm-body header.sm-header.sm-header .sm-header__menu .sub-menu li.current-menu-item a::before { border-color: var(--hd-vang); opacity: 1; }
body.sm-body header.sm-header.sm-header .sm-header__menu .sub-menu li a:focus-visible { outline: 2px solid var(--hd-vang); outline-offset: -3px; }
body.sm-body header.sm-header.sm-header .sm-header__menu .sub-menu a[href*="/cong-cu/than-so-hoc/"]::before { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23DCBB74' d='M4.2 17.4Q6.6 17.6 8.2 17.9Q9.8 18.2 10.7 18.7Q11.6 19.1 11.9 19.6Q12.3 20 12.2 20.3Q12.2 20.7 11.9 20.8Q11.6 21 11.1 20.8Q10.6 20.4 9.7 20Q8.8 19.5 7.8 19.1Q6.8 18.7 5.8 18.4Q4.8 18 3.9 17.8ZM3.9 17.8Q4.2 17.4 4.6 16.9Q5 16.3 5.4 15.6Q5.7 15 6.1 14.4Q6.4 13.8 6.5 13.4L8.8 14Q8.7 14.2 8.5 14.3Q8.2 14.4 7.6 14.4L8 14.1Q7.8 14.6 7.3 15.3Q6.9 16 6.4 16.7Q5.9 17.4 5.5 18ZM10.4 15.1 11.4 14.1 13.1 15.7Q12.9 15.9 12.2 15.9Q11 18.4 8.6 19.8Q6.1 21.3 2.2 21.8L2.1 21.5Q5.4 20.8 7.5 19.2Q9.7 17.6 10.6 15.1ZM11.2 15.1V15.7H2.4L2.2 15.1ZM20 5.3Q20 5.3 20.2 5.5Q20.5 5.6 20.8 5.9Q21.1 6.1 21.4 6.4Q21.7 6.7 22 7Q21.9 7.3 21.4 7.3H15.1V6.7H19ZM17.8 2.6Q17.7 2.8 17.5 3Q17.4 3.1 17 3.1Q16.4 6 15.4 8.6Q14.4 11.2 13 13.1L12.7 12.9Q13.3 11.5 13.8 9.7Q14.3 8 14.7 6Q15 4 15.2 2.1ZM20.1 6.9Q19.9 9.4 19.4 11.7Q19 13.9 18 15.8Q17.1 17.7 15.5 19.2Q13.9 20.7 11.5 21.9L11.3 21.6Q13.3 20.3 14.6 18.7Q15.9 17.1 16.6 15.3Q17.4 13.4 17.8 11.3Q18.2 9.2 18.3 6.9ZM14.8 7.4Q15.1 9.6 15.6 11.5Q16.1 13.5 16.9 15.2Q17.8 16.9 19 18.2Q20.2 19.5 22 20.4L21.9 20.6Q21.4 20.7 21 21Q20.6 21.3 20.4 21.9Q18.4 20.5 17.2 18.4Q16 16.2 15.4 13.6Q14.8 10.9 14.5 7.9ZM10.4 3.9 11.1 3.1 12.8 4.3Q12.6 4.6 12 4.7V8.7Q12 8.8 11.8 8.9Q11.6 9 11.3 9.1Q11 9.2 10.8 9.2H10.5V3.9ZM10.7 10.3 11.5 9.5 13.1 10.7Q12.9 11 12.4 11V13.5Q12.4 13.6 12.2 13.7Q12 13.8 11.7 13.9Q11.4 14 11.2 14H10.9V10.3ZM3.6 3.2 5.4 3.9H5.1V8.9Q5.1 9 4.8 9.2Q4.5 9.4 3.9 9.4H3.6V3.9ZM3.3 9.6 5 10.3H4.7V13.7Q4.7 13.8 4.4 14Q4.1 14.1 3.5 14.1H3.3V10.3ZM13.1 4.9Q13.1 4.9 13.3 5.1Q13.6 5.3 13.9 5.6Q14.3 5.9 14.5 6.2Q14.5 6.5 14 6.5H2.2L2 5.9H12.3ZM11.6 12.7V13.4H4.1V12.7ZM11.6 10.3V10.9H4.1V10.3ZM11.2 8.1V8.7H4.5V8.1ZM11.2 3.9V4.5H4.5V3.9ZM9.4 2.4Q9.3 2.6 9.1 2.8Q8.9 2.9 8.6 3V13.1H7V2.1Z'/%3E%3C/svg%3E"); }
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body.sm-body header.sm-header.sm-header .sm-header__menu .sub-menu a[href*="/cong-cu/tu-tru-bat-tu/"]::before { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23DCBB74' d='M10 6.8H18.6L19.7 5.4Q19.7 5.4 19.9 5.6Q20.1 5.7 20.4 6Q20.7 6.3 21.1 6.5Q21.4 6.8 21.7 7.1Q21.6 7.4 21.1 7.4H10.2ZM10.8 13H18.2L19.2 11.7Q19.2 11.7 19.4 11.8Q19.6 12 19.9 12.2Q20.3 12.5 20.6 12.8Q20.9 13 21.2 13.3Q21.1 13.6 20.6 13.6H10.9ZM9.1 20.3H18.8L20 18.9Q20 18.9 20.2 19Q20.4 19.2 20.7 19.5Q21 19.7 21.4 20Q21.7 20.3 22 20.6Q21.9 20.9 21.4 20.9H9.3ZM12.6 2.3Q14 2.5 14.9 2.9Q15.8 3.4 16.3 3.9Q16.7 4.4 16.8 4.9Q16.9 5.3 16.7 5.7Q16.5 6 16.1 6.1Q15.7 6.2 15.2 5.9Q15.1 5.3 14.6 4.7Q14.1 4 13.6 3.5Q13 2.9 12.4 2.5ZM14.6 6.8H16.3V20.6H14.6ZM2.1 7.3H7.8L8.8 6Q8.8 6 9 6.2Q9.3 6.5 9.7 6.9Q10.1 7.2 10.4 7.5Q10.3 7.9 9.9 7.9H2.3ZM5.4 7.3H7.2V7.6Q6.6 10.3 5.4 12.7Q4.1 15.1 2.3 17L2 16.7Q2.9 15.4 3.5 13.9Q4.2 12.3 4.7 10.6Q5.1 9 5.4 7.3ZM5.6 2.3 8 2.6Q8 2.8 7.8 3Q7.7 3.1 7.3 3.2V21.1Q7.3 21.2 7.1 21.3Q6.9 21.5 6.6 21.6Q6.3 21.7 6 21.7H5.6ZM7.3 9.7Q8.4 10.2 9.1 10.7Q9.7 11.2 10 11.7Q10.3 12.2 10.3 12.7Q10.3 13.1 10 13.4Q9.8 13.6 9.5 13.6Q9.1 13.7 8.7 13.3Q8.7 12.7 8.4 12.1Q8.1 11.5 7.8 10.9Q7.4 10.3 7.1 9.8Z'/%3E%3C/svg%3E"); }
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body.sm-body header.sm-header.sm-header .sm-header__menu .sub-menu a[href*="/cong-cu/chiem-tinh/"]::before { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23DCBB74' d='M6.3 6.5H17.8V7.1H6.3ZM6.3 9.6H17.8V10.2H6.3ZM16.9 3.5H16.7L17.6 2.4L19.7 4Q19.6 4.1 19.3 4.2Q19.1 4.4 18.8 4.4V10.6Q18.8 10.7 18.5 10.8Q18.2 11 17.9 11.1Q17.5 11.2 17.2 11.2H16.9ZM5.5 3.5V2.6L7.5 3.5H17.9V4.1H7.3V10.8Q7.3 10.9 7.1 11Q6.9 11.2 6.5 11.3Q6.2 11.4 5.8 11.4H5.5ZM2 20.9H18.8L19.9 19.4Q19.9 19.4 20.1 19.6Q20.3 19.8 20.7 20.1Q21 20.3 21.4 20.6Q21.7 20.9 22 21.2Q21.9 21.6 21.4 21.6H2.2ZM5.1 17.1H17.1L18.1 15.6Q18.1 15.6 18.3 15.8Q18.5 16 18.9 16.2Q19.2 16.5 19.5 16.8Q19.9 17.1 20.1 17.3Q20 17.7 19.5 17.7H5.3ZM11.3 10.8 13.9 11.1Q13.9 11.3 13.7 11.5Q13.5 11.6 13.1 11.7V21.2H11.3ZM7 10.7 9.4 11.8Q9.3 11.9 9.1 12Q8.9 12.2 8.5 12.1Q7.5 14 6.1 15.4Q4.7 16.7 3.2 17.6L2.9 17.4Q4.1 16.2 5.2 14.5Q6.3 12.7 7 10.7ZM6 13.7H17.4L18.5 12.2Q18.5 12.2 18.7 12.4Q18.9 12.5 19.2 12.8Q19.6 13.1 19.9 13.4Q20.2 13.7 20.5 13.9Q20.5 14.3 20 14.3H6Z'/%3E%3C/svg%3E"); }
body.sm-body header.sm-header.sm-header .sm-header__menu .sub-menu a[href*="/cong-cu/lich-ngay-tot/"]::before { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23DCBB74' d='M6 8H11L11.9 6.9Q11.9 6.9 12.2 7.2Q12.5 7.4 12.8 7.7Q13.2 8 13.5 8.3Q13.4 8.7 13 8.7H6.2ZM13.3 8H19.3L20.3 6.8Q20.3 6.8 20.6 7.1Q20.9 7.3 21.3 7.7Q21.7 8 22 8.3Q21.9 8.7 21.4 8.7H13.5ZM10.5 9.3Q11.6 9.5 12.1 9.8Q12.7 10.2 12.8 10.6Q13 11 12.8 11.3Q12.7 11.6 12.4 11.7Q12.1 11.7 11.7 11.5Q11.5 10.9 11.1 10.4Q10.7 9.8 10.3 9.4ZM8.6 8H10.3V8.4Q9.6 9.9 8.5 11.1Q7.4 12.3 6 13.3L5.7 12.9Q6.8 11.9 7.5 10.6Q8.2 9.4 8.6 8ZM15.8 8H17.5V8.4Q16.8 9.9 15.5 11.2Q14.2 12.4 12.5 13.3L12.3 12.9Q13.5 12 14.4 10.7Q15.3 9.4 15.8 8ZM17.9 8Q18.3 8.9 19 9.6Q19.6 10.3 20.4 10.8Q21.1 11.3 21.9 11.6L21.8 11.8Q20.9 12 20.6 13.2Q19.6 12.4 18.8 11.1Q18.1 9.9 17.6 8.2ZM8.6 17.2H18.8V17.9H8.6ZM8.6 20H18.8V20.6H8.6ZM17.9 14.5H17.7L18.5 13.6L20.4 15Q20.3 15.1 20.1 15.2Q19.9 15.4 19.5 15.4V21.2Q19.5 21.3 19.3 21.4Q19.1 21.5 18.7 21.6Q18.4 21.7 18.1 21.7H17.9ZM7.6 14.5V13.7L9.4 14.5H18.7V15.1H9.3V21.3Q9.3 21.4 9.1 21.5Q8.9 21.7 8.6 21.8Q8.2 21.8 7.9 21.8H7.6ZM4.1 3.6V3.4V2.7L6 3.6H5.7V8.9Q5.7 10.4 5.7 12.1Q5.6 13.7 5.2 15.5Q4.9 17.2 4.2 18.8Q3.5 20.5 2.3 21.9L2 21.7Q3 19.8 3.4 17.6Q3.8 15.5 4 13.3Q4.1 11.1 4.1 8.9ZM4.7 3.6H18.6L19.8 2.1Q19.8 2.1 20 2.3Q20.2 2.5 20.6 2.7Q20.9 3 21.3 3.3Q21.7 3.6 22 3.8Q21.9 4.2 21.4 4.2H4.7ZM11.5 4.5 13 5.8Q12.7 6.1 12 5.8Q11.3 6 10.3 6.2Q9.4 6.4 8.4 6.5Q7.4 6.7 6.5 6.8L6.3 6.4Q7.2 6.2 8.2 5.8Q9.2 5.5 10 5.1Q10.9 4.8 11.5 4.5ZM19.1 4.5 20.6 5.9Q20.3 6.2 19.6 5.9Q18.8 6 17.8 6.2Q16.8 6.4 15.7 6.5Q14.6 6.6 13.6 6.7L13.5 6.3Q14.5 6.1 15.5 5.8Q16.6 5.5 17.5 5.1Q18.5 4.8 19.1 4.5ZM16.3 5.9 17.8 5.6V13.1Q17.8 13.2 17.5 13.4Q17.2 13.6 16.6 13.6H16.3ZM10.5 5.5V13.2Q10.5 13.3 10.2 13.5Q9.8 13.6 9.2 13.6H9V6Z'/%3E%3C/svg%3E"); }
body.sm-body header.sm-header.sm-header .sm-header__menu .sub-menu a[href*="/cong-cu/tam-thuc/"]::before { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23DCBB74' d='M2 6.8H18.6L19.8 5.3Q19.8 5.3 20 5.5Q20.2 5.6 20.6 5.9Q20.9 6.2 21.3 6.5Q21.7 6.8 22 7Q21.9 7.4 21.4 7.4H2.2ZM2.9 11.2H9.9L11 9.8Q11 9.8 11.2 10Q11.4 10.2 11.7 10.4Q12 10.7 12.4 11Q12.7 11.2 13 11.5Q12.9 11.9 12.5 11.9H3.1ZM12.9 2 15.6 2.3Q15.6 2.5 15.4 2.7Q15.3 2.8 14.8 2.9Q14.8 5.4 15 7.7Q15.2 10.1 15.7 12.3Q16.2 14.5 17.2 16.2Q18.2 17.9 19.7 19.1Q20 19.3 20.1 19.3Q20.2 19.3 20.4 19Q20.6 18.6 20.9 17.8Q21.2 17.1 21.5 16.4L21.7 16.5L21.3 19.9Q21.8 20.7 21.9 21Q22 21.4 21.8 21.6Q21.6 21.9 21.2 22Q20.8 22 20.4 21.9Q19.9 21.7 19.5 21.4Q19 21.2 18.7 20.9Q16.9 19.5 15.8 17.5Q14.7 15.5 14.1 13Q13.5 10.6 13.2 7.8Q12.9 5 12.9 2ZM16.3 2.6Q17.6 2.6 18.3 2.9Q19.1 3.2 19.5 3.6Q19.9 4 20 4.4Q20.1 4.7 19.9 5Q19.8 5.3 19.5 5.4Q19.1 5.5 18.7 5.3Q18.5 4.9 18 4.4Q17.6 3.9 17.1 3.5Q16.6 3.1 16.1 2.8ZM6.9 11.2H8.6V19L6.9 19.3ZM2.3 19.6Q3.2 19.4 5 19Q6.7 18.7 8.9 18.1Q11.1 17.6 13.5 17L13.6 17.4Q11.9 18.1 9.6 19Q7.2 19.9 4 21.1Q3.9 21.3 3.8 21.4Q3.6 21.6 3.5 21.6Z'/%3E%3C/svg%3E"); }


/* Khe tìm kiếm: khoét vào mái, lấp hết phần còn lại */
body.sm-body header.sm-header.sm-header .sm-header__search { position: relative; display: block; flex: 1 1 10rem; inline-size: auto; min-inline-size: 0; max-inline-size: none; margin: 0 1rem 0 1rem; }
body.sm-body header.sm-header.sm-header .sm-hsearch-form { position: relative; display: flex; align-items: center; gap: .625rem; block-size: 2.75rem; margin: 0; padding: 0 .75rem; background: rgba(0, 0, 0, .34); border: 1px solid var(--hd-ke-2); border-radius: .25rem; box-shadow: inset 0 1px 3px rgba(0, 0, 0, .6); transition: border-color 90ms var(--hd-mem); }
body.sm-body header.sm-header.sm-header .sm-hsearch-form:hover { border-color: var(--hd-ke-2); background: rgba(0, 0, 0, .34); }
body.sm-body header.sm-header.sm-header .sm-hsearch-form:focus-within { border-color: var(--hd-vang); background: rgba(0, 0, 0, .34); box-shadow: inset 0 1px 3px rgba(0, 0, 0, .6); }
body.sm-body header.sm-header.sm-header .sm-hsearch-icon { flex: none; inline-size: 1.125rem; block-size: 1.125rem; color: var(--hd-nhan); }
body.sm-body header.sm-header.sm-header .sm-hsearch-form:focus-within .sm-hsearch-icon { color: var(--hd-vang); }
body.sm-body header.sm-header.sm-header .sm-hsearch-input { flex: 1; min-inline-size: 0; block-size: 100%; margin: 0; padding: 0; border: 0; outline: 0; background: none; box-shadow: none; font-family: var(--hd-ui); font-size: .875rem; font-weight: 400; color: var(--hd-nga); caret-color: var(--hd-vang); }
body.sm-body header.sm-header.sm-header .sm-hsearch-typewriter { position: absolute; left: 2.5rem; right: .75rem; top: 50%; overflow: hidden; font-family: var(--hd-ui); font-size: .875rem; font-weight: 400; font-style: normal; line-height: 1.2; letter-spacing: 0; white-space: nowrap; color: var(--hd-nhan); transform: translateY(-50%); pointer-events: none; }
body.sm-body header.sm-header.sm-header .sm-hsearch-typewriter::after { color: var(--hd-vang); }
body.sm-body header.sm-header.sm-header .sm-hsearch-clear { flex: none; display: none; align-items: center; justify-content: center; inline-size: 2rem; block-size: 2rem; margin-inline-end: -.5rem; padding: 0; border: 0; border-radius: .25rem; background: none; color: var(--hd-phu); cursor: pointer; }
body.sm-body header.sm-header.sm-header .sm-hsearch-clear:hover { background: var(--hd-ke); color: var(--hd-nga); }

/* Bảng kết quả: rộng đúng khe, lớp sơn và viền kép cùng họ */
body.sm-body header.sm-header.sm-header .sm-hsearch-results { position: absolute; top: 100%; left: auto; right: 0; z-index: 1210; display: none; flex-direction: column; gap: 0; box-sizing: border-box; inline-size: max(100%, 28rem); max-block-size: calc(100dvh - var(--header-height) - 2rem); margin: 1.625rem 0 0; padding: .5rem 0; overflow: hidden auto; overscroll-behavior: contain; scrollbar-width: thin; scrollbar-color: var(--hd-nhan) transparent; background: var(--hd-son); border: 1px solid var(--hd-ke-2); border-radius: .25rem; box-shadow: inset 0 0 0 2px var(--hd-nen), inset 0 0 0 3px var(--hd-ke), 0 1.5rem 3rem rgba(0, 0, 0, .6); font-family: var(--hd-ui); opacity: 1; transform: none; backdrop-filter: none; }
body.sm-body header.sm-header.sm-header .sm-hsearch-results.is-active { display: flex; animation: sm-hd-ket .12s var(--hd-mem); }
@keyframes sm-hd-ket { from { opacity: 0; } }
body.sm-body header.sm-header.sm-header .sm-hsearch-results::before { display: none; }
body.sm-body header.sm-header.sm-header .sbh-sr-section-label { margin: 0; padding: .75rem 1.25rem .375rem; border: 0; font-family: var(--hd-ui); font-size: .75rem; font-weight: 400; line-height: 1.3; letter-spacing: 0; text-transform: none; color: var(--hd-nhan); }
body.sm-body header.sm-header.sm-header .sbh-sr-section-label svg { display: none; }
body.sm-body header.sm-header.sm-header .sbh-live-result-item, body.sm-body header.sm-header.sm-header .sbh-sr-history { position: relative; display: flex; align-items: center; gap: .75rem; min-block-size: 2.75rem; margin: 0; padding: .375rem 1.25rem; border: 0; border-radius: 0; background: none; color: var(--hd-phu); text-decoration: none; cursor: pointer; transition: background-color 90ms var(--hd-mem); }
body.sm-body header.sm-header.sm-header .sbh-live-result-item:hover, body.sm-body header.sm-header.sm-header .sbh-live-result-item.is-selected, body.sm-body header.sm-header.sm-header .sbh-sr-history:hover { background: var(--hd-o-sang); }
body.sm-body header.sm-header.sm-header .sbh-live-result-item::before { display: none; }
body.sm-body header.sm-header.sm-header .sbh-sr-icon { flex: none; inline-size: .875rem; block-size: .875rem; color: var(--hd-nhan); }
body.sm-body header.sm-header.sm-header .sbh-sr-hist-text { flex: 1; min-inline-size: 0; font-size: .875rem; color: var(--hd-nga); }
body.sm-body header.sm-header.sm-header .sbh-sr-hist-del { flex: none; display: grid; place-items: center; inline-size: 2rem; block-size: 2rem; padding: 0; border: 0; border-radius: .25rem; background: none; color: var(--hd-nhan); opacity: 1; cursor: pointer; }
body.sm-body header.sm-header.sm-header .sbh-sr-hist-del:hover { background: var(--hd-ke); color: var(--hd-nga); }
/* Mười từ khoá: lưới gian, không chip tròn */
body.sm-body header.sm-header.sm-header .sbh-sr-trending-wrap { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 1px; margin: 0 1.25rem .75rem; padding: 0; background: var(--hd-ke); border: 1px solid var(--hd-ke); border-radius: .25rem; overflow: hidden; }
body.sm-body header.sm-header.sm-header .sbh-sr-trending-tag { display: flex; align-items: center; justify-content: center; min-inline-size: 0; min-block-size: 2.75rem; margin: 0; padding: .25rem; border: 0; border-radius: 0; background: var(--hd-o); box-shadow: none; font-family: var(--hd-serif); font-size: 1rem; font-weight: 600; line-height: 1.1; text-align: center; color: var(--hd-nga); cursor: pointer; transition: background-color 90ms var(--hd-mem), color 90ms var(--hd-mem); }
body.sm-body header.sm-header.sm-header .sbh-sr-trending-tag:hover { border: 0; background: var(--hd-o-sang); color: var(--hd-vang); }
body.sm-body header.sm-header.sm-header .sbh-sr-trending-tag svg { display: none; }
/* Dòng Khám Phá: một hàng */
body.sm-body header.sm-header.sm-header .sbh-sr-featured { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: .75rem; min-block-size: 2.75rem; margin: 0; padding: .5rem 1.25rem; border: 0; border-block-start: 1px solid var(--hd-ke); border-radius: 0; background: none; text-decoration: none; transition: background-color 90ms var(--hd-mem); }
body.sm-body header.sm-header.sm-header .sbh-sr-featured::after { content: "→"; font-size: .875rem; color: var(--hd-vang); }
body.sm-body header.sm-header.sm-header .sbh-sr-featured:hover { border-color: var(--hd-ke); background: var(--hd-o-sang); }
body.sm-body header.sm-header.sm-header .sbh-sr-featured-badge { display: inline; margin: 0; padding: 0; border: 0; border-radius: 0; background: none; font-family: var(--hd-serif); font-size: 1rem; font-weight: 600; letter-spacing: 0; text-transform: none; white-space: nowrap; color: var(--hd-vang); }
body.sm-body header.sm-header.sm-header .sbh-sr-featured-badge svg { display: none; }
body.sm-body header.sm-header.sm-header .sbh-sr-featured-text { font-size: .8125rem; line-height: 1.35; color: var(--hd-phu); }
/* Kết quả có chữ */
body.sm-body header.sm-header.sm-header .sbh-live-result-title { font-family: var(--hd-ui); font-size: .875rem; font-weight: 400; line-height: 1.35; color: var(--hd-nga); }
body.sm-body header.sm-header.sm-header .sbh-live-result-title mark { padding: 0; border-radius: 0; background: none; color: var(--hd-vang); }
body.sm-body header.sm-header.sm-header .sbh-ti { flex: none; display: grid; place-items: center; inline-size: 2.25rem; block-size: 2.25rem; border-radius: .125rem; }
body.sm-body header.sm-header.sm-header .sbh-tm { display: block; font-size: .75rem; color: var(--hd-nhan); }
body.sm-body header.sm-header.sm-header :is(.sbh-tg, .sbh-td) { color: var(--hd-nhan); opacity: 1; }
body.sm-body header.sm-header.sm-header .sbh-tc { color: var(--hd-vang); opacity: 1; }
body.sm-body header.sm-header.sm-header :is(.sbh-live-result-thumb, .sbh-live-result-thumb-placeholder) { flex: none; inline-size: 2.75rem; block-size: 2.75rem; border: 1px solid var(--hd-ke); border-radius: .125rem; }
body.sm-body header.sm-header.sm-header .sbh-live-result-footer { margin: .25rem 0 0; padding: .75rem 1.25rem .25rem; border-block-start: 1px solid var(--hd-ke); text-align: end; }
body.sm-body header.sm-header.sm-header .sbh-live-result-all { font-size: .875rem; font-weight: 500; text-decoration: none; color: var(--hd-vang); }
body.sm-body header.sm-header.sm-header .sbh-live-result-empty { padding: 1.25rem; font-size: .875rem; font-style: normal; text-align: start; color: var(--hd-phu); }
body.sm-body header.sm-header.sm-header .sbh-live-result-empty a { color: var(--hd-vang); }
body.sm-body header.sm-header.sm-header .sm-hsearch-backdrop { position: absolute; top: 100%; left: 50%; right: auto; bottom: auto; inline-size: 100vw; block-size: 100dvh; margin-inline-start: -50vw; background: rgba(8, 7, 5, .72); backdrop-filter: none; }

/* Máy tính: bảng tìm kiếm và màn mờ treo dưới dải lịch, không che lịch; cuộn đi thì lên sát mái */
@media (min-width: 769px) {
  @supports (animation-timeline: scroll()) {
    body.sm-body header.sm-header.sm-header .sm-hsearch-results.is-active, body.sm-body header.sm-header.sm-header .sm-hsearch-backdrop.is-active { animation: sm-hd-duoi-lich linear both; animation-timeline: scroll(root); animation-range: 0 var(--cbar-height); }
    body.sm-body header.sm-header.sm-header .sm-hsearch-backdrop.is-active { opacity: 1; }
    @keyframes sm-hd-duoi-lich { from { transform: translateY(var(--cbar-height)); } to { transform: translateY(0); } }
  }
}
@media (min-width: 769px) and (max-width: 1023px) {
  body.sm-body header.sm-header.sm-header .sm-header__logo { gap: .625rem; }
  body.sm-body header.sm-header.sm-header .sm-header__nav { margin-inline-start: .75rem; padding-inline-start: 0; }
  body.sm-body header.sm-header.sm-header .sm-header__menu > li > a { padding-inline: .625rem; }
  body.sm-body header.sm-header.sm-header .sm-header__menu > li > a::after { left: .625rem; right: .625rem; }
  body.sm-body header.sm-header.sm-header .sm-header__search { margin-inline: .5rem 1rem; }
  body.sm-body header.sm-header.sm-header .sm-header__menu .sub-menu li a { font-size: 1rem; padding-inline: .75rem; gap: .5rem; }
  body.sm-body header.sm-header.sm-header .sm-header__menu .sub-menu li a:hover { padding-inline: .75rem; }
}

/* Nút kính và nút menu */
body.sm-body header.sm-header.sm-header :is(.sm-header__search-toggle, .sm-header__toggle) { display: none; }
@media (max-width: 768px) {
  body.sm-body header.sm-header.sm-header { block-size: 4rem; max-inline-size: none; }
  body.sm-body header.sm-header.sm-header > .sm-container { padding: 0 1rem; }
  body.sm-body header.sm-header.sm-header .sm-header__nav { display: none; }
  body.sm-body header.sm-header.sm-header .sm-header__logo { flex: 1 1 auto; gap: .625rem; padding-inline-start: calc(.75rem + 1px); }
  body.sm-body header.sm-header.sm-header .sm-header__logo-icon { inline-size: 2.5rem; block-size: 2.5rem; }
  body.sm-body header.sm-header.sm-header .sm-header__logo-name { font-size: 1.75rem; letter-spacing: .075em; }
  body.sm-body header.sm-header.sm-header .sm-header__logo-line { margin-block: .125rem .1875rem; }
  body.sm-body header.sm-header.sm-header :is(.sm-header__search-toggle, .sm-header__toggle) { position: relative; flex: none; display: flex; align-items: center; justify-content: center; inline-size: 2.75rem; block-size: 2.75rem; min-inline-size: 0; margin: 0; padding: 0; border-radius: .25rem; color: var(--hd-phu); cursor: pointer; }
  body.sm-body header.sm-header.sm-header .sm-header__toggle { flex-direction: column; gap: .3125rem; margin-inline-start: .5rem; }
  body.sm-body header.sm-header.sm-header .sm-header__search-toggle svg { inline-size: 1.25rem; block-size: 1.25rem; }
  body.sm-body header.sm-header.sm-header .sm-header__toggle span { display: block; inline-size: 1.125rem; block-size: 1.5px; margin: 0; background: var(--hd-phu); border-radius: 0; transition: transform 90ms var(--hd-mem), opacity 90ms var(--hd-mem); }
  body.sm-body header.sm-header.sm-header .sm-header__toggle span:nth-child(n) { inline-size: 1.125rem; }
  body.sm-body header.sm-header.sm-header .sm-header__toggle.is-open span { background: var(--hd-vang); }
  body.sm-body header.sm-header.sm-header .sm-header__toggle.is-open span:nth-child(1) { transform: translateY(.40625rem) rotate(45deg); }
  body.sm-body header.sm-header.sm-header .sm-header__toggle.is-open span:nth-child(2) { opacity: 0; transform: none; }
  body.sm-body header.sm-header.sm-header .sm-header__toggle.is-open span:nth-child(3) { transform: translateY(-.40625rem) rotate(-45deg); }
  body.sm-body header.sm-header.sm-header .sm-header__search-toggle[aria-expanded="true"] { color: var(--hd-vang); }
  body.sm-body header.sm-header.sm-header :is(.sm-header__search-toggle, .sm-header__toggle):focus-visible { outline: 2px solid var(--hd-vang); outline-offset: 2px; }

  /* Ô tìm điện thoại: tấm phủ từ mái tới đáy màn */
  body.sm-body header.sm-header.sm-header .sm-header__search { display: none; }
  body.sm-body.sm-hsearch-open header.sm-header.sm-header .sm-header__search { position: absolute; top: 100%; left: 0; right: 0; bottom: auto; z-index: 1210; display: flex; flex-direction: column; gap: .75rem; block-size: calc(100dvh - var(--header-bar)); inline-size: auto; max-inline-size: none; margin: 0; padding: .75rem 1rem 1rem; background: var(--hd-nen); }
  body.sm-body header.sm-header.sm-header .sm-hsearch-form { flex: none; block-size: 3rem; }
  body.sm-body header.sm-header.sm-header .sm-hsearch-input { font-size: 1rem; }
  body.sm-body header.sm-header.sm-header .sm-hsearch-typewriter { font-size: 1rem; }
  body.sm-body header.sm-header.sm-header .sm-hsearch-results { position: static; flex: 0 1 auto; inline-size: auto; max-block-size: none; min-block-size: 0; margin: 0; }
  body.sm-body header.sm-header.sm-header .sm-hsearch-backdrop { display: none; }
  body.sm-body header.sm-header.sm-header .sbh-sr-section-label { padding-inline: 1rem; }
  body.sm-body header.sm-header.sm-header :is(.sbh-live-result-item, .sbh-sr-history, .sbh-sr-featured) { padding-inline: 1rem; }
  body.sm-body header.sm-header.sm-header .sbh-sr-trending-wrap { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-inline: 1rem; }
  body.sm-body header.sm-header.sm-header .sbh-sr-featured { grid-template-columns: minmax(0, 1fr) auto; row-gap: .125rem; }
  body.sm-body header.sm-header.sm-header .sbh-sr-featured-text { grid-column: 1; grid-row: 2; }
  body.sm-body header.sm-header.sm-header .sbh-sr-featured::after { grid-column: 2; grid-row: 1 / 3; }
}
@media (max-width: 374px) {
  body.sm-body header.sm-header.sm-header .sm-header__logo { gap: .5rem; padding-inline-start: .25rem; }
  body.sm-body header.sm-header.sm-header .sm-header__toggle { margin-inline-start: .25rem; }
}

/* Menu điện thoại: tấm sơn dưới mái */
body.sm-body .sm-mobile-menu.sm-mobile-menu { top: var(--header-bar); padding: 0; background: var(--hd-son); border: 0; border-block-end: 1px solid var(--hd-ke-2); box-shadow: 0 1.5rem 3rem rgba(0, 0, 0, .6); font-family: var(--hd-ui); backdrop-filter: none; }
body.sm-body .sm-mobile-menu.sm-mobile-menu .sm-mobile-menu__meander, body.sm-body .sm-mobile-menu.sm-mobile-menu .sm-mobile-menu__watermark { display: none; }
body.sm-body .sm-mobile-menu.sm-mobile-menu .sm-mobile-menu__list { margin: 0; padding: .25rem 1rem .75rem; list-style: none; }
body.sm-body .sm-mobile-menu.sm-mobile-menu .sm-mobile-menu__list > li { position: relative; border-block-end: 1px solid var(--hd-ke); }
body.sm-body .sm-mobile-menu.sm-mobile-menu .sm-mobile-menu__list > li:last-child { border-block-end: 0; }
body.sm-body .sm-mobile-menu.sm-mobile-menu .sm-mobile-menu__list li::before, body.sm-body .sm-mobile-menu.sm-mobile-menu .sm-mobile-menu__list li + li::after { display: none; }
body.sm-body .sm-mobile-menu.sm-mobile-menu .sm-mob-diamond { display: none; }
body.sm-body .sm-mobile-menu.sm-mobile-menu .sm-mobile-menu__list > li > a { display: flex; align-items: center; min-block-size: 3.5rem; margin: 0; padding: 0; font-family: var(--hd-serif); font-size: 1.25rem; font-weight: 600; line-height: 1.2; letter-spacing: 0; text-transform: none; text-decoration: none; color: var(--hd-nga); }
body.sm-body .sm-mobile-menu.sm-mobile-menu .sm-mobile-menu__list > li:first-child > a { font-weight: 600; color: var(--hd-nga); }
body.sm-body .sm-mobile-menu.sm-mobile-menu .sm-mobile-menu__list > li > a:hover, body.sm-body .sm-mobile-menu.sm-mobile-menu .sm-mobile-menu__list > li.current-menu-item > a { padding: 0; color: var(--hd-vang); }
body.sm-body .sm-mobile-menu.sm-mobile-menu .sm-mobile-menu__list > .menu-item-has-children > a { padding-inline-end: 3.5rem; }
body.sm-body .sm-mobile-menu.sm-mobile-menu .sm-mob-chevron { inset-block: 0 auto; inset-inline-end: -.5rem; inline-size: 3rem; block-size: 3.5rem; }
body.sm-body .sm-mobile-menu.sm-mobile-menu .sm-mob-chevron::after { inline-size: .5rem; block-size: .5rem; border-inline-end: 1.5px solid var(--hd-vang); border-block-end: 1.5px solid var(--hd-vang); border-color: var(--hd-vang); transition: transform 90ms var(--hd-mem); }
body.sm-body .sm-mobile-menu.sm-mobile-menu .sm-mobile-menu__list .sub-menu { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; margin: 0; padding: 0; max-block-size: 0; list-style: none; overflow: hidden; background: var(--hd-ke); contain: layout style; transition: none; }
body.sm-body .sm-mobile-menu.sm-mobile-menu .sm-mobile-menu__list .sub-open > .sub-menu { max-block-size: 31.25rem; margin-block-end: .75rem; border: 1px solid var(--hd-ke); border-radius: .25rem; }
body.sm-body .sm-mobile-menu.sm-mobile-menu .sm-mobile-menu__list .sub-menu::after { content: ""; background: var(--hd-o); }
body.sm-body .sm-mobile-menu.sm-mobile-menu .sm-mobile-menu__list .sub-menu li { opacity: 1; transform: none; background: var(--hd-o); transition: none; }
body.sm-body .sm-mobile-menu.sm-mobile-menu .sm-mobile-menu__list .sub-menu li a { display: flex; align-items: center; gap: .5rem; block-size: 100%; min-block-size: 3.25rem; margin: 0; padding: .25rem .625rem; font-family: var(--hd-serif); font-size: 1rem; font-weight: 600; line-height: 1.15; letter-spacing: 0; text-transform: none; text-decoration: none; color: var(--hd-nga); }
body.sm-body .sm-mobile-menu.sm-mobile-menu .sm-mobile-menu__list .sub-menu li a::before { content: ""; flex: none; inline-size: 1.75rem; block-size: 1.75rem; border: 1px solid var(--hd-ke-2); border-radius: .125rem; background: var(--hd-nen) center / 1.125rem no-repeat; }
body.sm-body .sm-mobile-menu.sm-mobile-menu .sm-mobile-menu__list .sub-menu li a:hover, body.sm-body .sm-mobile-menu.sm-mobile-menu .sm-mobile-menu__list .sub-menu li.current-menu-item a { padding: .25rem .625rem; color: var(--hd-vang); background: var(--hd-o-sang); }
body.sm-body .sm-mobile-menu.sm-mobile-menu a:focus-visible, body.sm-body .sm-mobile-menu.sm-mobile-menu button:focus-visible { outline: 2px solid var(--hd-vang); outline-offset: -2px; }
body.sm-body .sm-mobile-menu.sm-mobile-menu .sm-mobile-menu__list .sub-menu li a[href*="/cong-cu/than-so-hoc/"]::before { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23DCBB74' d='M4.2 17.4Q6.6 17.6 8.2 17.9Q9.8 18.2 10.7 18.7Q11.6 19.1 11.9 19.6Q12.3 20 12.2 20.3Q12.2 20.7 11.9 20.8Q11.6 21 11.1 20.8Q10.6 20.4 9.7 20Q8.8 19.5 7.8 19.1Q6.8 18.7 5.8 18.4Q4.8 18 3.9 17.8ZM3.9 17.8Q4.2 17.4 4.6 16.9Q5 16.3 5.4 15.6Q5.7 15 6.1 14.4Q6.4 13.8 6.5 13.4L8.8 14Q8.7 14.2 8.5 14.3Q8.2 14.4 7.6 14.4L8 14.1Q7.8 14.6 7.3 15.3Q6.9 16 6.4 16.7Q5.9 17.4 5.5 18ZM10.4 15.1 11.4 14.1 13.1 15.7Q12.9 15.9 12.2 15.9Q11 18.4 8.6 19.8Q6.1 21.3 2.2 21.8L2.1 21.5Q5.4 20.8 7.5 19.2Q9.7 17.6 10.6 15.1ZM11.2 15.1V15.7H2.4L2.2 15.1ZM20 5.3Q20 5.3 20.2 5.5Q20.5 5.6 20.8 5.9Q21.1 6.1 21.4 6.4Q21.7 6.7 22 7Q21.9 7.3 21.4 7.3H15.1V6.7H19ZM17.8 2.6Q17.7 2.8 17.5 3Q17.4 3.1 17 3.1Q16.4 6 15.4 8.6Q14.4 11.2 13 13.1L12.7 12.9Q13.3 11.5 13.8 9.7Q14.3 8 14.7 6Q15 4 15.2 2.1ZM20.1 6.9Q19.9 9.4 19.4 11.7Q19 13.9 18 15.8Q17.1 17.7 15.5 19.2Q13.9 20.7 11.5 21.9L11.3 21.6Q13.3 20.3 14.6 18.7Q15.9 17.1 16.6 15.3Q17.4 13.4 17.8 11.3Q18.2 9.2 18.3 6.9ZM14.8 7.4Q15.1 9.6 15.6 11.5Q16.1 13.5 16.9 15.2Q17.8 16.9 19 18.2Q20.2 19.5 22 20.4L21.9 20.6Q21.4 20.7 21 21Q20.6 21.3 20.4 21.9Q18.4 20.5 17.2 18.4Q16 16.2 15.4 13.6Q14.8 10.9 14.5 7.9ZM10.4 3.9 11.1 3.1 12.8 4.3Q12.6 4.6 12 4.7V8.7Q12 8.8 11.8 8.9Q11.6 9 11.3 9.1Q11 9.2 10.8 9.2H10.5V3.9ZM10.7 10.3 11.5 9.5 13.1 10.7Q12.9 11 12.4 11V13.5Q12.4 13.6 12.2 13.7Q12 13.8 11.7 13.9Q11.4 14 11.2 14H10.9V10.3ZM3.6 3.2 5.4 3.9H5.1V8.9Q5.1 9 4.8 9.2Q4.5 9.4 3.9 9.4H3.6V3.9ZM3.3 9.6 5 10.3H4.7V13.7Q4.7 13.8 4.4 14Q4.1 14.1 3.5 14.1H3.3V10.3ZM13.1 4.9Q13.1 4.9 13.3 5.1Q13.6 5.3 13.9 5.6Q14.3 5.9 14.5 6.2Q14.5 6.5 14 6.5H2.2L2 5.9H12.3ZM11.6 12.7V13.4H4.1V12.7ZM11.6 10.3V10.9H4.1V10.3ZM11.2 8.1V8.7H4.5V8.1ZM11.2 3.9V4.5H4.5V3.9ZM9.4 2.4Q9.3 2.6 9.1 2.8Q8.9 2.9 8.6 3V13.1H7V2.1Z'/%3E%3C/svg%3E"); }
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body.sm-body .sm-mobile-menu.sm-mobile-menu .sm-mobile-menu__list .sub-menu li a[href*="/cong-cu/tu-tru-bat-tu/"]::before { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23DCBB74' d='M10 6.8H18.6L19.7 5.4Q19.7 5.4 19.9 5.6Q20.1 5.7 20.4 6Q20.7 6.3 21.1 6.5Q21.4 6.8 21.7 7.1Q21.6 7.4 21.1 7.4H10.2ZM10.8 13H18.2L19.2 11.7Q19.2 11.7 19.4 11.8Q19.6 12 19.9 12.2Q20.3 12.5 20.6 12.8Q20.9 13 21.2 13.3Q21.1 13.6 20.6 13.6H10.9ZM9.1 20.3H18.8L20 18.9Q20 18.9 20.2 19Q20.4 19.2 20.7 19.5Q21 19.7 21.4 20Q21.7 20.3 22 20.6Q21.9 20.9 21.4 20.9H9.3ZM12.6 2.3Q14 2.5 14.9 2.9Q15.8 3.4 16.3 3.9Q16.7 4.4 16.8 4.9Q16.9 5.3 16.7 5.7Q16.5 6 16.1 6.1Q15.7 6.2 15.2 5.9Q15.1 5.3 14.6 4.7Q14.1 4 13.6 3.5Q13 2.9 12.4 2.5ZM14.6 6.8H16.3V20.6H14.6ZM2.1 7.3H7.8L8.8 6Q8.8 6 9 6.2Q9.3 6.5 9.7 6.9Q10.1 7.2 10.4 7.5Q10.3 7.9 9.9 7.9H2.3ZM5.4 7.3H7.2V7.6Q6.6 10.3 5.4 12.7Q4.1 15.1 2.3 17L2 16.7Q2.9 15.4 3.5 13.9Q4.2 12.3 4.7 10.6Q5.1 9 5.4 7.3ZM5.6 2.3 8 2.6Q8 2.8 7.8 3Q7.7 3.1 7.3 3.2V21.1Q7.3 21.2 7.1 21.3Q6.9 21.5 6.6 21.6Q6.3 21.7 6 21.7H5.6ZM7.3 9.7Q8.4 10.2 9.1 10.7Q9.7 11.2 10 11.7Q10.3 12.2 10.3 12.7Q10.3 13.1 10 13.4Q9.8 13.6 9.5 13.6Q9.1 13.7 8.7 13.3Q8.7 12.7 8.4 12.1Q8.1 11.5 7.8 10.9Q7.4 10.3 7.1 9.8Z'/%3E%3C/svg%3E"); }
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body.sm-body .sm-mobile-menu.sm-mobile-menu .sm-mobile-menu__list .sub-menu li a[href*="/cong-cu/chiem-tinh/"]::before { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23DCBB74' d='M6.3 6.5H17.8V7.1H6.3ZM6.3 9.6H17.8V10.2H6.3ZM16.9 3.5H16.7L17.6 2.4L19.7 4Q19.6 4.1 19.3 4.2Q19.1 4.4 18.8 4.4V10.6Q18.8 10.7 18.5 10.8Q18.2 11 17.9 11.1Q17.5 11.2 17.2 11.2H16.9ZM5.5 3.5V2.6L7.5 3.5H17.9V4.1H7.3V10.8Q7.3 10.9 7.1 11Q6.9 11.2 6.5 11.3Q6.2 11.4 5.8 11.4H5.5ZM2 20.9H18.8L19.9 19.4Q19.9 19.4 20.1 19.6Q20.3 19.8 20.7 20.1Q21 20.3 21.4 20.6Q21.7 20.9 22 21.2Q21.9 21.6 21.4 21.6H2.2ZM5.1 17.1H17.1L18.1 15.6Q18.1 15.6 18.3 15.8Q18.5 16 18.9 16.2Q19.2 16.5 19.5 16.8Q19.9 17.1 20.1 17.3Q20 17.7 19.5 17.7H5.3ZM11.3 10.8 13.9 11.1Q13.9 11.3 13.7 11.5Q13.5 11.6 13.1 11.7V21.2H11.3ZM7 10.7 9.4 11.8Q9.3 11.9 9.1 12Q8.9 12.2 8.5 12.1Q7.5 14 6.1 15.4Q4.7 16.7 3.2 17.6L2.9 17.4Q4.1 16.2 5.2 14.5Q6.3 12.7 7 10.7ZM6 13.7H17.4L18.5 12.2Q18.5 12.2 18.7 12.4Q18.9 12.5 19.2 12.8Q19.6 13.1 19.9 13.4Q20.2 13.7 20.5 13.9Q20.5 14.3 20 14.3H6Z'/%3E%3C/svg%3E"); }
body.sm-body .sm-mobile-menu.sm-mobile-menu .sm-mobile-menu__list .sub-menu li a[href*="/cong-cu/lich-ngay-tot/"]::before { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23DCBB74' d='M6 8H11L11.9 6.9Q11.9 6.9 12.2 7.2Q12.5 7.4 12.8 7.7Q13.2 8 13.5 8.3Q13.4 8.7 13 8.7H6.2ZM13.3 8H19.3L20.3 6.8Q20.3 6.8 20.6 7.1Q20.9 7.3 21.3 7.7Q21.7 8 22 8.3Q21.9 8.7 21.4 8.7H13.5ZM10.5 9.3Q11.6 9.5 12.1 9.8Q12.7 10.2 12.8 10.6Q13 11 12.8 11.3Q12.7 11.6 12.4 11.7Q12.1 11.7 11.7 11.5Q11.5 10.9 11.1 10.4Q10.7 9.8 10.3 9.4ZM8.6 8H10.3V8.4Q9.6 9.9 8.5 11.1Q7.4 12.3 6 13.3L5.7 12.9Q6.8 11.9 7.5 10.6Q8.2 9.4 8.6 8ZM15.8 8H17.5V8.4Q16.8 9.9 15.5 11.2Q14.2 12.4 12.5 13.3L12.3 12.9Q13.5 12 14.4 10.7Q15.3 9.4 15.8 8ZM17.9 8Q18.3 8.9 19 9.6Q19.6 10.3 20.4 10.8Q21.1 11.3 21.9 11.6L21.8 11.8Q20.9 12 20.6 13.2Q19.6 12.4 18.8 11.1Q18.1 9.9 17.6 8.2ZM8.6 17.2H18.8V17.9H8.6ZM8.6 20H18.8V20.6H8.6ZM17.9 14.5H17.7L18.5 13.6L20.4 15Q20.3 15.1 20.1 15.2Q19.9 15.4 19.5 15.4V21.2Q19.5 21.3 19.3 21.4Q19.1 21.5 18.7 21.6Q18.4 21.7 18.1 21.7H17.9ZM7.6 14.5V13.7L9.4 14.5H18.7V15.1H9.3V21.3Q9.3 21.4 9.1 21.5Q8.9 21.7 8.6 21.8Q8.2 21.8 7.9 21.8H7.6ZM4.1 3.6V3.4V2.7L6 3.6H5.7V8.9Q5.7 10.4 5.7 12.1Q5.6 13.7 5.2 15.5Q4.9 17.2 4.2 18.8Q3.5 20.5 2.3 21.9L2 21.7Q3 19.8 3.4 17.6Q3.8 15.5 4 13.3Q4.1 11.1 4.1 8.9ZM4.7 3.6H18.6L19.8 2.1Q19.8 2.1 20 2.3Q20.2 2.5 20.6 2.7Q20.9 3 21.3 3.3Q21.7 3.6 22 3.8Q21.9 4.2 21.4 4.2H4.7ZM11.5 4.5 13 5.8Q12.7 6.1 12 5.8Q11.3 6 10.3 6.2Q9.4 6.4 8.4 6.5Q7.4 6.7 6.5 6.8L6.3 6.4Q7.2 6.2 8.2 5.8Q9.2 5.5 10 5.1Q10.9 4.8 11.5 4.5ZM19.1 4.5 20.6 5.9Q20.3 6.2 19.6 5.9Q18.8 6 17.8 6.2Q16.8 6.4 15.7 6.5Q14.6 6.6 13.6 6.7L13.5 6.3Q14.5 6.1 15.5 5.8Q16.6 5.5 17.5 5.1Q18.5 4.8 19.1 4.5ZM16.3 5.9 17.8 5.6V13.1Q17.8 13.2 17.5 13.4Q17.2 13.6 16.6 13.6H16.3ZM10.5 5.5V13.2Q10.5 13.3 10.2 13.5Q9.8 13.6 9.2 13.6H9V6Z'/%3E%3C/svg%3E"); }
body.sm-body .sm-mobile-menu.sm-mobile-menu .sm-mobile-menu__list .sub-menu li a[href*="/cong-cu/tam-thuc/"]::before { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23DCBB74' d='M2 6.8H18.6L19.8 5.3Q19.8 5.3 20 5.5Q20.2 5.6 20.6 5.9Q20.9 6.2 21.3 6.5Q21.7 6.8 22 7Q21.9 7.4 21.4 7.4H2.2ZM2.9 11.2H9.9L11 9.8Q11 9.8 11.2 10Q11.4 10.2 11.7 10.4Q12 10.7 12.4 11Q12.7 11.2 13 11.5Q12.9 11.9 12.5 11.9H3.1ZM12.9 2 15.6 2.3Q15.6 2.5 15.4 2.7Q15.3 2.8 14.8 2.9Q14.8 5.4 15 7.7Q15.2 10.1 15.7 12.3Q16.2 14.5 17.2 16.2Q18.2 17.9 19.7 19.1Q20 19.3 20.1 19.3Q20.2 19.3 20.4 19Q20.6 18.6 20.9 17.8Q21.2 17.1 21.5 16.4L21.7 16.5L21.3 19.9Q21.8 20.7 21.9 21Q22 21.4 21.8 21.6Q21.6 21.9 21.2 22Q20.8 22 20.4 21.9Q19.9 21.7 19.5 21.4Q19 21.2 18.7 20.9Q16.9 19.5 15.8 17.5Q14.7 15.5 14.1 13Q13.5 10.6 13.2 7.8Q12.9 5 12.9 2ZM16.3 2.6Q17.6 2.6 18.3 2.9Q19.1 3.2 19.5 3.6Q19.9 4 20 4.4Q20.1 4.7 19.9 5Q19.8 5.3 19.5 5.4Q19.1 5.5 18.7 5.3Q18.5 4.9 18 4.4Q17.6 3.9 17.1 3.5Q16.6 3.1 16.1 2.8ZM6.9 11.2H8.6V19L6.9 19.3ZM2.3 19.6Q3.2 19.4 5 19Q6.7 18.7 8.9 18.1Q11.1 17.6 13.5 17L13.6 17.4Q11.9 18.1 9.6 19Q7.2 19.9 4 21.1Q3.9 21.3 3.8 21.4Q3.6 21.6 3.5 21.6Z'/%3E%3C/svg%3E"); }

body.sm-body .sm-mobile-menu-backdrop.sm-mobile-menu-backdrop { top: var(--header-bar); background: rgba(8, 7, 5, .72); backdrop-filter: none; }

@media (prefers-reduced-motion: reduce) {
  body.sm-body header.sm-header.sm-header *, body.sm-body header.sm-header.sm-header *::before, body.sm-body header.sm-header.sm-header *::after, body.sm-body .sm-mobile-menu.sm-mobile-menu * { transition: none; }
  body.sm-body header.sm-header.sm-header .sm-hsearch-results.is-active { animation-name: none; }
}
@media print { body.sm-body header.sm-header.sm-header { position: static; box-shadow: none; } }