/* Sài Gòn Group — giao diện chi tiết bài viết, danh mục, thẻ (tools/snippets/sgg-bai-viet.php).
   Dùng biến màu của khung (sgg-khung.css) để đồng bộ header/footer. Tiền tố sgg-bv-. */

.sgg-bv-trang{background:#fff}
/* Astra "page-builder" vẫn để lại khoảng đệm quanh vùng nội dung ở một số phiên bản */
.sgg-bv-trang #content>.ast-container{max-width:none;padding:0;display:block}
.sgg-bv{font-family:var(--sgg-font);color:var(--sgg-chu);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
.sgg-bv *,.sgg-bv *::before,.sgg-bv *::after{box-sizing:border-box}
.sgg-bv a{color:inherit;text-decoration:none}
.sgg-bv img{max-width:100%;height:auto}
.sgg-bv__khung{width:100%;max-width:var(--sgg-khung);margin:0 auto;padding:0 24px} /* bằng khung header để thẳng lề logo */

/* Thanh tiến độ đọc */
.sgg-bv-tien-do{position:fixed;left:0;right:0;top:0;height:3px;z-index:300;pointer-events:none}
.sgg-bv-tien-do span{display:block;height:100%;background:var(--sgg-do);transform:scaleX(0);transform-origin:0 50%}

/* Breadcrumb */
.sgg-bv-bc{padding:18px 0 0}
.sgg-bv-bc ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:4px 0;font-size:13px;color:var(--sgg-chu-nhat)}
.sgg-bv-bc li{display:flex;align-items:center;min-width:0}
.sgg-bv-bc li+li::before{content:"";width:6px;height:6px;border-top:1.5px solid currentColor;border-right:1.5px solid currentColor;transform:rotate(45deg);margin:0 10px 0 6px;opacity:.6}
.sgg-bv-bc a{color:var(--sgg-navy-2)}
.sgg-bv-bc a:hover{color:var(--sgg-do)}
.sgg-bv-bc span[aria-current]{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:46ch}

/* Nhãn */
.sgg-bv-chip{display:inline-flex;align-items:center;height:32px;padding:0 12px;border-radius:999px;background:#EEF2F7;color:var(--sgg-navy-2);font-size:13px;font-weight:600;line-height:1;white-space:nowrap}
.sgg-bv .sgg-bv-chip:hover{background:var(--sgg-navy);color:#fff}
.sgg-bv-chip--dam{background:rgba(215,25,32,.09);color:var(--sgg-do)}

/* Nút */
.sgg-bv-nut{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 20px;border-radius:10px;font-size:15px;font-weight:700;line-height:1.2;border:1.5px solid transparent;cursor:pointer;transition:background .2s ease,color .2s ease,transform .2s ease;text-align:center}
.sgg-bv .sgg-bv-nut--do{background:var(--sgg-do);color:#fff}
.sgg-bv .sgg-bv-nut--do:hover{background:var(--sgg-do-dam);color:#fff;transform:translateY(-1px)}
.sgg-bv .sgg-bv-nut--vien{background:#fff;border-color:var(--sgg-navy);color:var(--sgg-navy)}
.sgg-bv .sgg-bv-nut--vien:hover{background:var(--sgg-navy);color:#fff}
.sgg-bv-nut--rong{width:100%}
/* Astra có padding riêng cho <button> */
.sgg-bv button.sgg-bv-nut{width:100%;height:auto;padding:12px 20px;font-family:inherit}

/* ===================== Chi tiết bài viết ===================== */
.sgg-bv__dau{max-width:860px;padding:22px 0 8px}
.sgg-bv .sgg-bv__h1{font-family:var(--sgg-font);font-size:clamp(27px,3.4vw,40px);line-height:1.22;font-weight:800;color:var(--sgg-navy);letter-spacing:-.01em;margin:14px 0 14px}
.sgg-bv__sapo{font-size:19px;line-height:1.65;color:#374151;font-weight:500;margin:0 0 18px}
.sgg-bv__meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px 26px;padding:14px 0;border-top:1px solid var(--sgg-vien);border-bottom:1px solid var(--sgg-vien)}
.sgg-bv__tg{display:flex;align-items:center;gap:10px}
.sgg-bv__tg-anh,.sgg-bv-tgbox__anh{display:grid;place-items:center;width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--sgg-navy),var(--sgg-navy-2));color:#fff;font-weight:800;font-size:14px;flex:none}
.sgg-bv__tg-nhan{display:block;font-size:13px;color:var(--sgg-chu-nhat);line-height:1.2}
.sgg-bv__tg-ten{display:block;font-weight:700;color:var(--sgg-navy);line-height:1.3}
.sgg-bv__tg:hover .sgg-bv__tg-ten{color:var(--sgg-do)}
.sgg-bv__ngay{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px 18px;font-size:14px;color:var(--sgg-chu-nhat)}
.sgg-bv__ngay li{display:flex;align-items:center;gap:6px}
.sgg-bv__ngay li+li::before{content:"";width:4px;height:4px;border-radius:50%;background:#C4C9D2;margin-right:10px}
.sgg-bv__meta .sgg-bv-cs{margin-left:auto}

/* Chia sẻ */
.sgg-bv-cs{display:flex;align-items:center;gap:8px}
.sgg-bv-cs__nhan{font-size:13px;color:var(--sgg-chu-nhat);font-weight:600}
.sgg-bv .sgg-bv-cs__nut{display:grid;place-items:center;width:40px;height:40px;padding:0;border-radius:50%;border:1px solid var(--sgg-vien);background:#fff;color:var(--sgg-navy);cursor:pointer;transition:background .2s ease,color .2s ease}
.sgg-bv .sgg-bv-cs__nut:hover{background:var(--sgg-navy);color:#fff;border-color:var(--sgg-navy)}
.sgg-bv-cs__nut.da-chep{background:#0E9F6E;color:#fff;border-color:#0E9F6E}

/* Ảnh đầu bài */
.sgg-bv__anh-dau{margin:22px 0 0}
/* Ảnh bài thường là banner có chữ sát mép: giữ nguyên tỷ lệ, không cắt */
.sgg-bv__anh-dau img{display:block;width:auto;max-width:100%;height:auto;max-height:680px;margin:0 auto;border-radius:16px;background:#EEF2F7}
.sgg-bv__anh-dau figcaption{font-size:14px;color:var(--sgg-chu-nhat);text-align:center;margin-top:10px}

/* Lưới nội dung + cột bên */
.sgg-bv__luoi{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:56px;align-items:start;padding:34px 0 56px}
.sgg-bv__chinh{min-width:0;max-width:800px}
.sgg-bv__ben{min-width:0}
.sgg-bv__ben-dinh{position:sticky;top:calc(var(--sgg-cao-header) + 18px);display:flex;flex-direction:column;gap:18px}

/* Mục lục */
.sgg-bv-ml__tieu-de{font-size:13px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--sgg-navy);margin-bottom:12px}
.sgg-bv-ml__ds,.sgg-bv-ml__ds ol{list-style:none;margin:0;padding:0;counter-reset:ml}
.sgg-bv-ml__ds>li{counter-increment:ml}
.sgg-bv-ml__ds a{display:block;font-size:14px;line-height:1.45;color:#4B5563;padding:7px 0 7px 14px;border-left:2px solid var(--sgg-vien);transition:color .2s ease,border-color .2s ease}
.sgg-bv-ml__ds>li>a::before{content:counter(ml) ". ";font-weight:700;color:var(--sgg-navy-2)}
.sgg-bv-ml__ds ol a{padding-left:28px;font-size:13.5px}
.sgg-bv-ml__ds a:hover,.sgg-bv-ml__ds a.dang{color:var(--sgg-do);border-left-color:var(--sgg-do)}
.sgg-bv-ml--ben{background:#fff;border:1px solid var(--sgg-vien);border-radius:14px;padding:18px 18px 12px;max-height:calc(100vh - var(--sgg-cao-header) - 260px);overflow:auto;overscroll-behavior:contain}
.sgg-bv-ml--dt{display:none;border:1px solid var(--sgg-vien);border-radius:14px;background:#F8FAFC;margin:0 0 26px}
.sgg-bv-ml--dt summary{display:flex;align-items:center;justify-content:space-between;gap:10px;cursor:pointer;list-style:none;padding:15px 18px;font-weight:800;color:var(--sgg-navy);font-size:15px;min-height:48px}
.sgg-bv-ml--dt summary::-webkit-details-marker{display:none}
.sgg-bv-ml--dt summary span{font-size:13px;font-weight:600;color:var(--sgg-chu-nhat);display:flex;align-items:center;gap:8px}
.sgg-bv-ml--dt summary span::after{content:"";width:8px;height:8px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:transform .2s ease}
.sgg-bv-ml--dt[open] summary span::after{transform:rotate(-135deg) translateY(-2px)}
.sgg-bv-ml--dt nav{padding:0 18px 14px}

/* Nội dung bài */
.sgg-bv-nd{font-size:18px;line-height:1.8;color:#1F2937;overflow-wrap:break-word}
.sgg-bv-nd>*:first-child{margin-top:0}
.sgg-bv-nd p{margin:0 0 1.15em}
.sgg-bv .sgg-bv-nd h2{font-family:var(--sgg-font);font-size:clamp(22px,2.3vw,27px);line-height:1.32;font-weight:800;color:var(--sgg-navy);margin:1.9em 0 .75em;padding-left:16px;border-left:4px solid var(--sgg-do);scroll-margin-top:calc(var(--sgg-cao-header) + 24px)}
.sgg-bv .sgg-bv-nd h3{font-family:var(--sgg-font);font-size:clamp(19px,1.8vw,21px);line-height:1.4;font-weight:700;color:var(--sgg-navy-2);margin:1.6em 0 .6em;scroll-margin-top:calc(var(--sgg-cao-header) + 24px)}
.sgg-bv .sgg-bv-nd h4{font-size:18px;font-weight:700;color:var(--sgg-navy);margin:1.4em 0 .5em}
.sgg-bv-nd a{font-weight:700;color:#1D4ED8;text-decoration:underline;text-decoration-color:rgba(29,78,216,.35);text-underline-offset:3px}
.sgg-bv-nd a:hover{color:var(--sgg-do);text-decoration-color:var(--sgg-do)}
.sgg-bv-nd strong{color:#111827}
.sgg-bv-nd ul,.sgg-bv-nd ol{margin:0 0 1.2em;padding-left:1.4em}
.sgg-bv-nd li{margin:.45em 0}
.sgg-bv-nd ul li::marker{color:var(--sgg-do)}
.sgg-bv-nd img{display:block;border-radius:12px;margin:0 auto}
.sgg-bv-nd figure,.sgg-bv-nd .wp-caption{margin:1.6em 0;max-width:100%}
.sgg-bv-nd figcaption,.sgg-bv-nd .wp-caption-text{font-size:14px;line-height:1.5;color:var(--sgg-chu-nhat);text-align:center;margin-top:10px}
.sgg-bv-nd blockquote{margin:1.6em 0;padding:18px 22px;border-left:4px solid var(--sgg-navy);background:#F5F7FA;border-radius:0 12px 12px 0;font-style:normal;color:#374151}
.sgg-bv-nd blockquote p:last-child{margin-bottom:0}
.sgg-bv-nd iframe,.sgg-bv-nd video{display:block;width:100%;max-width:100%;height:auto;aspect-ratio:16/9;border:0;border-radius:12px;margin:1.6em 0}
.sgg-bv-nd hr{border:0;border-top:1px solid var(--sgg-vien);margin:2em 0}

/* Bảng */
.sgg-bv-bang{margin:1.6em 0;overflow-x:auto;border:1px solid var(--sgg-vien);border-radius:12px;-webkit-overflow-scrolling:touch}
.sgg-bv-bang:focus-visible{outline:2px solid var(--sgg-navy-2);outline-offset:2px}
.sgg-bv-bang table{width:100%;border-collapse:collapse;margin:0;font-size:15px;line-height:1.5;border:0}
.sgg-bv-bang th{background:var(--sgg-navy);color:#fff;font-weight:700;text-align:left;padding:12px 14px;border:0;vertical-align:top}
.sgg-bv-bang td{padding:11px 14px;border:0;border-top:1px solid var(--sgg-vien);vertical-align:top}
.sgg-bv-bang tr:nth-child(even) td{background:#F8FAFC}

/* CTA giữa bài */
.sgg-bv-cta{display:flex;align-items:center;gap:22px;margin:2em 0;padding:22px 24px;border-radius:16px;background:linear-gradient(135deg,var(--sgg-navy) 0%,var(--sgg-navy-2) 100%);color:#fff;font-size:16px;line-height:1.55}
.sgg-bv-cta__chu{flex:1;min-width:0}
.sgg-bv-cta__tieu-de{font-size:19px;font-weight:800;margin-bottom:4px;color:#fff}
.sgg-bv-cta p{margin:0;color:rgba(255,255,255,.85)}
.sgg-bv-cta__nut{display:flex;flex-direction:column;gap:8px;flex:none}
.sgg-bv-nd .sgg-bv-cta a{text-decoration:none}
.sgg-bv-nd .sgg-bv-cta .sgg-bv-nut--do{color:#fff}
.sgg-bv .sgg-bv-cta .sgg-bv-nut--vien{background:transparent;border-color:rgba(255,255,255,.55);color:#fff}
.sgg-bv .sgg-bv-cta .sgg-bv-nut--vien:hover{background:#fff;color:var(--sgg-navy)}

/* Thẻ chủ đề */
.sgg-bv-the-tag{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:28px 0 0;font-size:14px}
.sgg-bv-the-tag>span{font-weight:700;color:var(--sgg-navy);margin-right:4px}
.sgg-bv-the-tag a{display:inline-flex;align-items:center;min-height:34px;padding:0 12px;border-radius:8px;background:#F1F4F8;color:#374151;font-size:14px}
.sgg-bv-the-tag a:hover{background:var(--sgg-navy);color:#fff}

.sgg-bv-cuoi-cs{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;margin-top:22px;padding:16px 18px;border-radius:14px;background:#F8FAFC;border:1px solid var(--sgg-vien);font-size:15px;font-weight:600;color:var(--sgg-navy)}

/* Hộp tác giả */
.sgg-bv-tgbox{display:flex;gap:16px;margin-top:22px;padding:22px;border-radius:16px;border:1px solid var(--sgg-vien);background:#fff}
.sgg-bv-tgbox__anh{width:58px;height:58px;font-size:18px}
.sgg-bv-tgbox__nhan{font-size:13px;color:var(--sgg-chu-nhat);font-weight:600}
.sgg-bv-tgbox__ten{display:inline-block;font-size:18px;font-weight:800;color:var(--sgg-navy);margin:0 0 2px;padding:6px 0}
.sgg-bv-tgbox p{margin:0;font-size:15px;line-height:1.6;color:#4B5563}

/* Khối cuối bài */
.sgg-bv-khoi{margin-top:40px}
.sgg-bv .sgg-bv-khoi__tieu-de{font-family:var(--sgg-font);font-size:clamp(21px,2.1vw,25px);line-height:1.3;font-weight:800;color:var(--sgg-navy);margin:0 0 18px}
.sgg-bv-da-luoi{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px}

/* Thẻ dự án */
.sgg-bv-da{display:flex;flex-direction:column;border-radius:16px;overflow:hidden;background:#fff;border:1px solid var(--sgg-vien);box-shadow:var(--sgg-bong);transition:transform .25s ease,box-shadow .25s ease;height:100%}
.sgg-bv-da:hover{transform:translateY(-3px);box-shadow:var(--sgg-bong-cao)}
.sgg-bv-da__anh{display:block;aspect-ratio:16/10;overflow:hidden;background:#EEF2F7}
.sgg-bv-da__anh img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.sgg-bv-da:hover .sgg-bv-da__anh img{transform:scale(1.04)}
.sgg-bv-da__than{display:flex;flex-direction:column;gap:4px;padding:16px 18px 18px;flex:1}
.sgg-bv-da__nhan{align-self:flex-start;font-size:13px;font-weight:700;color:var(--sgg-do);background:rgba(215,25,32,.08);border-radius:6px;padding:3px 8px;margin-bottom:4px}
.sgg-bv-da__ten{font-size:18px;font-weight:800;color:var(--sgg-navy);line-height:1.3}
.sgg-bv-da__dong{font-size:14px;color:#4B5563;line-height:1.5}
.sgg-bv-da__dong--nhat{color:var(--sgg-chu-nhat)}
.sgg-bv-da__nut{margin-top:auto;padding-top:10px;font-size:14px;font-weight:700;color:var(--sgg-do)}

/* Form */
.sgg-bv-khoi--form{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center;padding:30px;border-radius:20px;background:linear-gradient(140deg,var(--sgg-navy-3) 0%,var(--sgg-navy) 60%,var(--sgg-navy-2) 100%);color:#fff;scroll-margin-top:calc(var(--sgg-cao-header) + 20px)}
.sgg-bv .sgg-bv-khoi__tieu-de--trang{color:#fff}
.sgg-bv-khoi--form ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.sgg-bv-khoi--form li{position:relative;padding-left:30px;font-size:16px;color:rgba(255,255,255,.9)}
.sgg-bv-khoi--form li::before{content:"";position:absolute;left:0;top:3px;width:20px;height:20px;border-radius:50%;background:rgba(255,255,255,.14)}
.sgg-bv-khoi--form li::after{content:"";position:absolute;left:7px;top:7px;width:6px;height:10px;border-right:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(45deg)}
.sgg-bv-form{background:#fff;color:var(--sgg-chu);border-radius:16px;padding:22px;display:flex;flex-direction:column;gap:6px;box-shadow:var(--sgg-bong)}
.sgg-bv-form__tieu-de{font-size:18px;font-weight:800;color:var(--sgg-navy)}
.sgg-bv-form__mo-ta{margin:0 0 6px;font-size:14px;color:var(--sgg-chu-nhat)}
.sgg-bv-form label{font-size:13px;font-weight:700;color:#374151;margin-top:6px}
.sgg-bv .sgg-bv-form input,.sgg-bv .sgg-bv-form select{width:100%;height:46px;padding:0 14px;border:1px solid #CBD2DC;border-radius:10px;background:#fff;font-size:16px;font-family:inherit;color:var(--sgg-chu);box-shadow:none}
.sgg-bv .sgg-bv-form input:focus,.sgg-bv .sgg-bv-form select:focus{outline:none;border-color:var(--sgg-navy-2);box-shadow:0 0 0 3px rgba(18,58,99,.15)}
.sgg-bv-form .sgg-bv-nut{margin-top:12px}
.sgg-bv-form__bao{margin:6px 0 0;font-size:13px;line-height:1.5;color:var(--sgg-chu-nhat);text-align:center}
.sgg-bv-form__bao.ok{color:#047857;font-weight:700}
.sgg-bv-form__bao.loi{color:var(--sgg-do);font-weight:700}
.sgg-bv-an-bay{position:absolute!important;left:-9999px!important;width:1px!important;height:1px!important;opacity:0} /* bẫy bot: phải ẩn hẳn khỏi người thật */

/* Bài trước / sau */
.sgg-bv-chuyen{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:36px}
.sgg-bv-chuyen__muc{display:flex;flex-direction:column;gap:6px;padding:16px 18px;border-radius:14px;border:1px solid var(--sgg-vien);font-weight:700;color:var(--sgg-navy);line-height:1.4;font-size:15px;transition:border-color .2s ease,box-shadow .2s ease}
.sgg-bv-chuyen__muc span{font-size:13px;font-weight:600;color:var(--sgg-chu-nhat)}
.sgg-bv-chuyen__muc:hover{border-color:var(--sgg-navy-2);box-shadow:var(--sgg-bong)}
.sgg-bv-chuyen__muc--sau{text-align:right}

/* Cột bên */
.sgg-bv-lh{padding:20px;border-radius:16px;background:linear-gradient(150deg,var(--sgg-navy) 0%,var(--sgg-navy-2) 100%);color:#fff;display:flex;flex-direction:column;gap:10px}
.sgg-bv-lh__tieu-de{font-size:18px;font-weight:800}
.sgg-bv-lh p{margin:0 0 4px;font-size:14px;line-height:1.55;color:rgba(255,255,255,.85)}
.sgg-bv .sgg-bv-lh .sgg-bv-nut--vien{background:transparent;border-color:rgba(255,255,255,.5);color:#fff}
.sgg-bv .sgg-bv-lh .sgg-bv-nut--vien:hover{background:#fff;color:var(--sgg-navy)}
.sgg-bv-lh__link{display:block;font-size:14px;font-weight:700;color:var(--sgg-do);text-align:center;padding:10px 0 4px}
.sgg-bv-lh .sgg-bv-lh__link{color:#fff;opacity:.9}
.sgg-bv-ben-da .sgg-bv-da__than{padding:14px 16px 16px}
.sgg-bv-ben-da .sgg-bv-da__ten{font-size:17px}

/* Bài liên quan */
.sgg-bv-lq{background:#F5F7FA;padding:48px 0 60px;border-top:1px solid var(--sgg-vien)}
.sgg-bv-lq__dau{display:flex;align-items:baseline;justify-content:space-between;gap:16px;flex-wrap:wrap}
.sgg-bv-lq__them{font-size:15px;font-weight:700;color:var(--sgg-do);padding:10px 0}
.sgg-bv-luoi{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}

/* Thẻ bài */
.sgg-bv-the{display:flex;flex-direction:column;background:#fff;border-radius:16px;overflow:hidden;border:1px solid var(--sgg-vien);transition:transform .25s ease,box-shadow .25s ease}
.sgg-bv-the:hover{transform:translateY(-3px);box-shadow:var(--sgg-bong-cao)}
.sgg-bv-the__anh{display:block;aspect-ratio:2/1;overflow:hidden;background:#EEF2F7} /* 2:1 trùng tỷ lệ phần lớn ảnh bài (1774×887) */
.sgg-bv-the__anh img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.sgg-bv-the:hover .sgg-bv-the__anh img{transform:scale(1.04)}
.sgg-bv-the__anh-trong{display:grid;place-items:center;width:100%;height:100%;font-size:30px;font-weight:800;color:rgba(11,42,74,.25)}
.sgg-bv-the__than{display:flex;flex-direction:column;align-items:flex-start;gap:10px;padding:18px 20px 20px;flex:1}
.sgg-bv .sgg-bv-the__tieu-de{font-family:var(--sgg-font);font-size:18px;line-height:1.4;font-weight:800;color:var(--sgg-navy);margin:0}
.sgg-bv-the__tieu-de a:hover{color:var(--sgg-do)}
.sgg-bv-the__tom-tat{margin:0;font-size:15px;line-height:1.6;color:#4B5563;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.sgg-bv-the__meta{margin-top:auto;display:flex;flex-wrap:wrap;gap:6px 14px;font-size:13px;color:var(--sgg-chu-nhat)}
.sgg-bv-the__meta span::before{content:"·";margin-right:14px}

/* ===================== Danh mục / thẻ ===================== */
.sgg-bv-dm-dau{background:radial-gradient(1200px 400px at 85% -20%,rgba(215,25,32,.22),transparent 60%),linear-gradient(135deg,var(--sgg-navy-3) 0%,var(--sgg-navy) 55%,var(--sgg-navy-2) 100%);color:#fff;padding:0 0 36px}
.sgg-bv-dm-dau .sgg-bv-bc ol{color:rgba(255,255,255,.7)}
.sgg-bv-dm-dau .sgg-bv-bc a{color:#fff}
.sgg-bv .sgg-bv-dm-dau .sgg-bv__h1{color:#fff;margin:18px 0 12px}
.sgg-bv-dm-dau__trang{font-weight:600;opacity:.75;font-size:.7em}
.sgg-bv-dm-dau__gt{max-width:780px;margin:0;font-size:17px;line-height:1.7;color:rgba(255,255,255,.86)}
.sgg-bv-dm-dau__so{margin-top:14px;font-size:14px;font-weight:700;color:rgba(255,255,255,.75)}
.sgg-bv-loc{display:flex;gap:8px;margin-top:20px;overflow-x:auto;scrollbar-width:none;padding-bottom:2px}
.sgg-bv-loc::-webkit-scrollbar{display:none}
.sgg-bv-loc a{flex:none;display:inline-flex;align-items:center;min-height:40px;padding:0 16px;border-radius:999px;border:1px solid rgba(255,255,255,.3);color:#fff;font-size:14px;font-weight:600;white-space:nowrap;transition:background .2s ease}
.sgg-bv-loc a:hover{background:rgba(255,255,255,.12)}
.sgg-bv .sgg-bv-loc a.dang{background:#fff;color:var(--sgg-navy);border-color:#fff}
.sgg-bv__luoi--dm{padding-top:32px}
.sgg-bv__luoi--dm .sgg-bv__chinh{max-width:none}
/* Cột bên danh mục cao hơn màn hình: để cuộn cùng trang, không dính */
.sgg-bv--dm .sgg-bv__ben-dinh{position:static}

/* Bài mới nhất: toàn chiều ngang, ảnh đủ tỷ lệ gốc (không cắt), nền navy lấp chỗ trống nếu cột chữ cao hơn ảnh */
.sgg-bv-noi-bat{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);align-items:stretch;border-radius:18px;overflow:hidden;background:#fff;border:1px solid var(--sgg-vien);box-shadow:var(--sgg-bong);margin-top:36px}
.sgg-bv-noi-bat__anh{display:flex;align-items:center;background:var(--sgg-navy);overflow:hidden}
.sgg-bv-noi-bat__anh img{display:block;width:100%;height:auto;transition:transform .5s ease}
.sgg-bv-noi-bat:hover .sgg-bv-noi-bat__anh img{transform:scale(1.03)}
.sgg-bv-noi-bat__than{display:flex;flex-direction:column;align-items:flex-start;justify-content:center;gap:14px;padding:32px 36px}
.sgg-bv-noi-bat__nhan{display:flex;flex-wrap:wrap;gap:8px}
.sgg-bv .sgg-bv-noi-bat__tieu-de{font-family:var(--sgg-font);font-size:clamp(21px,2vw,26px);line-height:1.32;font-weight:800;color:var(--sgg-navy);margin:0}
.sgg-bv-noi-bat__tieu-de a:hover{color:var(--sgg-do)}
.sgg-bv-noi-bat p{margin:0;font-size:16px;line-height:1.65;color:#4B5563}
.sgg-bv-noi-bat .sgg-bv-the__meta{margin-top:0}
.sgg-bv-noi-bat__doc{font-weight:700;color:var(--sgg-do);margin-top:auto;padding:8px 0}
.sgg-bv-luoi--dm{grid-template-columns:repeat(2,minmax(0,1fr))}

.sgg-bv-trang-so{margin-top:36px}
.sgg-bv-trang-so ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;justify-content:center;gap:8px}
.sgg-bv-trang-so a,.sgg-bv-trang-so span{display:grid;place-items:center;min-width:44px;height:44px;padding:0 14px;border-radius:10px;border:1px solid var(--sgg-vien);font-weight:700;font-size:15px;color:var(--sgg-navy)}
.sgg-bv-trang-so a:hover{border-color:var(--sgg-navy);background:var(--sgg-navy);color:#fff}
.sgg-bv-trang-so .current{background:var(--sgg-do);border-color:var(--sgg-do);color:#fff}

.sgg-bv-trong{padding:40px 32px;border-radius:18px;border:1px dashed #CBD2DC;background:#F8FAFC;text-align:center}
.sgg-bv-trong__tieu-de{font-size:21px;font-weight:800;color:var(--sgg-navy);margin-bottom:8px}
.sgg-bv-trong p{max-width:560px;margin:0 auto 18px;color:#4B5563}
.sgg-bv-trong__nut{display:flex;flex-wrap:wrap;justify-content:center;gap:10px}

.sgg-bv-ben-ds{padding:18px;border-radius:16px;border:1px solid var(--sgg-vien);background:#fff}
.sgg-bv-ben-ds ul{list-style:none;margin:0 0 8px;padding:0}
.sgg-bv-ben-ds li+li{border-top:1px solid #F0F2F5}
.sgg-bv-ben-ds li a{display:flex;align-items:center;gap:12px;padding:10px 0}
.sgg-bv-ben-ds img{width:80px;height:56px;object-fit:cover;border-radius:8px;flex:none;background:#EEF2F7}
.sgg-bv-ben-ds strong{display:block;font-size:15px;color:var(--sgg-navy);line-height:1.3}
.sgg-bv-ben-ds em{display:block;font-style:normal;font-size:13px;color:var(--sgg-chu-nhat);line-height:1.4;margin-top:2px}
.sgg-bv-ben-ds li a:hover strong{color:var(--sgg-do)}
.sgg-bv-ben-ds .sgg-bv-lh__link{display:block}
.sgg-bv-ben-form{scroll-margin-top:calc(var(--sgg-cao-header) + 20px)}
.sgg-bv-ben-form .sgg-bv-form{border:1px solid var(--sgg-vien)}
.sgg-bv-ben-tag{padding:18px;border-radius:16px;border:1px solid var(--sgg-vien);background:#fff}
.sgg-bv-the-tag--ben{margin:0}

/* ===================== Máy tính bảng ===================== */
@media(max-width:1100px){
	.sgg-bv__luoi{grid-template-columns:minmax(0,1fr);gap:36px}
	.sgg-bv__chinh{max-width:none}
	.sgg-bv__ben-dinh{position:static}
	.sgg-bv-ml--ben{display:none}
	.sgg-bv-ml--dt{display:block}
	.sgg-bv__ben .sgg-bv-ben-da,.sgg-bv--dm .sgg-bv__ben .sgg-bv-ben-form{display:none}
	.sgg-bv--dm .sgg-bv__ben-dinh{display:grid;grid-template-columns:1fr 1fr;gap:18px}
	.sgg-bv-luoi{grid-template-columns:repeat(2,minmax(0,1fr))}
	.sgg-bv-noi-bat{grid-template-columns:minmax(0,1.2fr) minmax(0,1fr)}
	.sgg-bv-noi-bat__than{padding:24px}
}

/* ===================== Điện thoại ===================== */
@media(max-width:768px){
	.sgg-bv__khung{padding:0 16px}
	.sgg-bv-bc{padding-top:14px}
	.sgg-bv-bc span[aria-current]{max-width:28ch}
	.sgg-bv__sapo{font-size:17px}
	.sgg-bv__meta{gap:12px 16px}
	.sgg-bv__ngay{gap:4px 14px}
	.sgg-bv__ngay li+li::before{display:none}
	.sgg-bv__meta .sgg-bv-cs{margin-left:0;width:100%}
	.sgg-bv__anh-dau{margin:16px -16px 0}
	.sgg-bv__anh-dau img{border-radius:0;width:100%;max-height:none}
	.sgg-bv__luoi{padding:24px 0 44px}
	.sgg-bv-nd{font-size:17px;line-height:1.75}
	.sgg-bv .sgg-bv-nd h2{padding-left:12px}
	.sgg-bv-cta{flex-direction:column;align-items:stretch;padding:20px}
	.sgg-bv-cta__nut{flex-direction:row}
	.sgg-bv-cta__nut .sgg-bv-nut{flex:1;padding:0 12px}
	.sgg-bv-khoi--form{grid-template-columns:1fr;padding:22px 16px;border-radius:16px;margin-left:-4px;margin-right:-4px}
	.sgg-bv-form{padding:18px}
	.sgg-bv-chuyen{grid-template-columns:1fr}
	.sgg-bv-chuyen__muc--sau{text-align:left}
	.sgg-bv-tgbox{padding:18px}
	/* Bảng nhiều cột: mỗi hàng thành một thẻ, nhãn cột đứng trước giá trị */
	.sgg-bv-bang--the{border:0;overflow:visible}
	.sgg-bv-bang--the table,.sgg-bv-bang--the tbody,.sgg-bv-bang--the tr,.sgg-bv-bang--the td{display:block;width:100%}
	.sgg-bv-bang--the thead,.sgg-bv-bang--the tr:first-child:has(th){display:none}
	.sgg-bv-bang--the tr{border:1px solid var(--sgg-vien);border-radius:12px;margin-bottom:12px;overflow:hidden;background:#fff}
	.sgg-bv-bang--the tr:nth-child(even) td{background:#fff}
	.sgg-bv-bang--the td{display:grid;grid-template-columns:42% 1fr;gap:10px;border-top:1px solid #F0F2F5;padding:10px 14px}
	.sgg-bv-bang--the td:first-child{border-top:0;background:#F5F7FA;font-weight:700;color:var(--sgg-navy)}
	.sgg-bv-bang--the td::before{content:attr(data-label);font-size:13px;font-weight:600;color:var(--sgg-chu-nhat)}
	.sgg-bv-bang table{font-size:14px}
	/* Thẻ bài dạng ngang, gọn như ứng dụng tin tức */
	.sgg-bv-luoi,.sgg-bv-luoi--dm{grid-template-columns:1fr;gap:14px}
	.sgg-bv-luoi .sgg-bv-the{flex-direction:row;border-radius:14px}
	.sgg-bv-luoi .sgg-bv-the__anh{flex:none;width:118px;aspect-ratio:auto;min-height:100%}
	.sgg-bv-luoi .sgg-bv-the__than{padding:12px 14px;gap:6px}
	.sgg-bv-luoi .sgg-bv-chip{height:32px;padding:0 10px;font-size:13px}
	.sgg-bv .sgg-bv-luoi .sgg-bv-the__tieu-de{font-size:15.5px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
	.sgg-bv-luoi .sgg-bv-the__tom-tat{display:none}
	.sgg-bv-noi-bat{grid-template-columns:1fr;margin-top:20px}
	.sgg-bv-noi-bat__than{padding:18px}
	.sgg-bv-dm-dau{padding-bottom:26px}
	.sgg-bv-dm-dau__gt{font-size:16px}
	.sgg-bv--dm .sgg-bv__ben-dinh{grid-template-columns:1fr}
	.sgg-bv-lq{padding:36px 0 44px}
	.sgg-bv-trong{padding:28px 18px}
}

@media (prefers-reduced-motion:reduce){
	.sgg-bv *,.sgg-bv *::before,.sgg-bv *::after{transition:none!important;animation:none!important} /* tôn trọng thiết lập giảm chuyển động */
	.sgg-bv-tien-do{display:none}
}

/* ===================== Chi tiết bài: phối màu sáng (khách góp ý 27/09/2026: navy đậm quá chìm) =====================
   Chỉ áp cho trang chi tiết bài (body.sgg-bv-trang--bai); trang danh mục giữ nguyên. */
.sgg-bv-trang--bai .sgg-bv-bang th{background:#EAF2FC;color:var(--sgg-navy);border-bottom:2px solid #C7DBF3}
.sgg-bv-trang--bai .sgg-bv-bang td{border-top-color:#E3EAF3}

.sgg-bv-trang--bai .sgg-bv-lh{background:linear-gradient(160deg,#FFF4F1 0%,#FFFFFF 70%);border:1px solid #F6D3CB;color:var(--sgg-chu)}
.sgg-bv-trang--bai .sgg-bv-lh__tieu-de{color:var(--sgg-navy)}
.sgg-bv-trang--bai .sgg-bv-lh p{color:#4B5563}
.sgg-bv-trang--bai .sgg-bv-lh .sgg-bv-nut--vien{background:#fff;border-color:var(--sgg-navy);color:var(--sgg-navy)}
.sgg-bv-trang--bai .sgg-bv-lh .sgg-bv-nut--vien:hover{background:var(--sgg-navy);color:#fff}
.sgg-bv-trang--bai .sgg-bv-lh .sgg-bv-lh__link{color:var(--sgg-do);opacity:1}

.sgg-bv-trang--bai .sgg-bv-cta{background:linear-gradient(135deg,#EEF5FF 0%,#FFFFFF 75%);border:1px solid #CFE0F6;border-left:5px solid var(--sgg-do);color:var(--sgg-chu)}
.sgg-bv-trang--bai .sgg-bv-cta__tieu-de{color:var(--sgg-navy)}
.sgg-bv-trang--bai .sgg-bv-cta p{color:#4B5563}
.sgg-bv-trang--bai .sgg-bv-cta .sgg-bv-nut--vien{background:#fff;border-color:var(--sgg-navy);color:var(--sgg-navy)}
.sgg-bv-trang--bai .sgg-bv-cta .sgg-bv-nut--vien:hover{background:var(--sgg-navy);color:#fff}

.sgg-bv-trang--bai .sgg-bv-khoi--form{background:linear-gradient(135deg,#EAF3FF 0%,#F8FBFF 55%,#FFF3EF 100%);border:1px solid #D5E3F4;color:var(--sgg-chu)}
.sgg-bv-trang--bai .sgg-bv-khoi__tieu-de--trang{color:var(--sgg-navy)}
.sgg-bv-trang--bai .sgg-bv-khoi--form li{color:#374151}
.sgg-bv-trang--bai .sgg-bv-khoi--form li::before{background:rgba(215,25,32,.12)}
.sgg-bv-trang--bai .sgg-bv-khoi--form li::after{border-color:var(--sgg-do)}
.sgg-bv-trang--bai .sgg-bv-khoi--form .sgg-bv-form{border:1px solid #E3EAF3}
.sgg-bv-trang--bai .sgg-bv__dau{padding-bottom:0}

/* Danh mục: ảnh nền phong cảnh đô thị cho dải đầu (khách yêu cầu 27/09/2026). Máy tính: ảnh nằm 62% bên phải, nền navy đặc
   bên trái giữ chữ dễ đọc rồi chuyển mềm sang ảnh để cụm tháp hiện rõ. Điện thoại: ảnh phủ cả dải, lớp phủ đậm hơn.
   Không có ảnh thì giữ nền gradient cũ. */
.sgg-bv-dm-dau{position:relative;isolation:isolate;overflow:hidden}
.sgg-bv .sgg-bv-dm-dau__nen{position:absolute;top:0;right:0;z-index:-2;width:62%;height:100%;max-width:none;object-fit:cover;object-position:center 58%}
.sgg-bv-dm-dau:has(.sgg-bv-dm-dau__nen)::before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;background:linear-gradient(90deg,rgba(11,42,74,1) 0%,rgba(11,42,74,1) 40%,rgba(11,42,74,.62) 54%,rgba(11,42,74,.18) 72%,rgba(11,42,74,.08) 100%),linear-gradient(0deg,rgba(11,42,74,.35) 0%,transparent 40%)}
@media (max-width:768px){
	.sgg-bv .sgg-bv-dm-dau__nen{width:100%;object-position:52% center}
	.sgg-bv-dm-dau:has(.sgg-bv-dm-dau__nen)::before{background:linear-gradient(180deg,rgba(11,42,74,.72) 0%,rgba(11,42,74,.7) 45%,rgba(11,42,74,.86) 100%)}
	.sgg-bv-dm-dau:has(.sgg-bv-dm-dau__nen) .sgg-bv-dm-dau__gt{text-shadow:0 1px 2px rgba(0,0,0,.35)}
}

/* Khối nội dung cho bài vệ tinh (27/09/2026): tóm tắt trả lời nhanh đầu bài, hộp lưu ý, phần hỏi đáp (in schema FAQPage) */
.sgg-bv-nd .sgg-tom-tat{margin:0 0 1.8em;padding:20px 24px;border:1px solid #C7DBF3;border-radius:14px;background:#F3F8FE}
.sgg-bv-nd .sgg-tom-tat .sgg-tom-tat__nhan{display:block;margin:0 0 8px;font-size:13px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--sgg-do)}
.sgg-bv-nd .sgg-tom-tat p{margin:0 0 .6em}
.sgg-bv-nd .sgg-tom-tat ul{margin:0;padding-left:1.2em}
.sgg-bv-nd .sgg-tom-tat li{margin:.35em 0}
.sgg-bv-nd .sgg-luu-y{margin:1.6em 0;padding:16px 20px;border-left:4px solid #E8A33D;background:#FFF8EC;border-radius:0 12px 12px 0}
.sgg-bv-nd .sgg-luu-y p:last-child{margin-bottom:0}
.sgg-bv-nd .sgg-hoi-dap h3{margin:1.4em 0 .5em;padding-top:1.1em;border-top:1px solid var(--sgg-vien)}
.sgg-bv-nd .sgg-hoi-dap h3:first-of-type{border-top:0;padding-top:0}
@media (max-width:768px){.sgg-bv-nd .sgg-tom-tat{padding:16px 18px}}