/* Sài Gòn Group — khung dùng chung toàn site: header, footer, nút nổi, thanh CTA điện thoại.
   FILE SINH TỰ ĐỘNG từ assets/sgg-home-2026.css bởi tools/snippets/tao-khung.py — đừng sửa tay. */
:root{--sgg-do:#D71920;
  --sgg-do-dam:#B3141A;
  --sgg-navy:#0B2A4A;
  --sgg-navy-2:#123A63;
  --sgg-navy-3:#0A2036;
  --sgg-chu:#1F2937;
  --sgg-chu-nhat:#6B7280;
  --sgg-vien:#E5E7EB;
  --sgg-nen:#F5F7FA;
  --sgg-khung:1320px;
  --sgg-r:14px;
  --sgg-r-lon:18px;
  --sgg-bong:0 10px 30px rgba(11,42,74,.08);
  --sgg-bong-cao:0 22px 50px rgba(11,42,74,.16);
  --sgg-font:Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --sgg-cao-header:84px;}
.sgg-hd{font-family:var(--sgg-font);position:relative;z-index:100}
.sgg-hd *,.sgg-hd *::before,.sgg-hd *::after{box-sizing:border-box}
.sgg-hd a{text-decoration:none;color:inherit}
.sgg-hd img{display:block;max-width:100%;height:auto}
.sgg-hd__top{background:var(--sgg-navy-3);color:rgba(255,255,255,.82);font-size:13px}
.sgg-hd__top .sgg-hd__khung{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:40px}
.sgg-hd__top-trai{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.sgg-hd__top-phai{display:flex;align-items:center;gap:18px}
.sgg-hd__top a:hover{color:#fff}
.sgg-hd__khung{width:100%;max-width:var(--sgg-khung);margin:0 auto;padding:0 24px}
.sgg-hd__chinh{background:#fff;border-bottom:1px solid var(--sgg-vien);transition:box-shadow .25s ease,padding .25s ease}
.sgg-hd__chinh .sgg-hd__khung{display:flex;align-items:center;justify-content:space-between;gap:28px;height:var(--sgg-cao-header);transition:height .25s ease}
.sgg-hd--dinh .sgg-hd__chinh{position:fixed;top:0;left:0;right:0;z-index:120;box-shadow:0 6px 24px rgba(11,42,74,.12)}
.sgg-hd--dinh .sgg-hd__chinh .sgg-hd__khung{height:68px}
.sgg-hd__logo{display:flex;align-items:center;gap:10px;flex:none}
.sgg-hd__logo img{max-height:54px;width:auto}
.sgg-hd__logo-chu{display:flex;flex-direction:column;line-height:1.1}
.sgg-hd__logo-chu b{font-size:17px;font-weight:800;letter-spacing:.02em;color:var(--sgg-navy)}
.sgg-hd__logo-chu span{font-size:9.5px;letter-spacing:.24em;text-transform:uppercase;color:var(--sgg-do)}
.sgg-hd__menu{display:flex;align-items:center;gap:6px;margin:0 auto;list-style:none;padding:0}
.sgg-hd__menu>li{position:relative}
.sgg-hd__menu>li>a{display:block;padding:10px 16px;font-size:15px;font-weight:600;color:var(--sgg-chu);border-radius:8px;transition:color .2s ease,background .2s ease;}
.sgg-hd__menu>li>a::after{content:"";display:block;height:2px;width:0;background:var(--sgg-do);border-radius:2px;margin:6px auto 0;transition:width .25s ease;}
.sgg-hd__menu>li>a:hover{color:var(--sgg-do)}
.sgg-hd__menu>li>a:hover::after,.sgg-hd__menu>li.dang-xem>a::after{width:70%}
.sgg-hd__menu>li.dang-xem>a{color:var(--sgg-do)}
.sgg-hd__menu>li.co-con>a{padding-right:28px}
.sgg-hd__menu>li.co-con::after{content:"";position:absolute;right:12px;top:18px;width:7px;height:7px;pointer-events:none;border:solid var(--sgg-chu-nhat);border-width:0 1.8px 1.8px 0;transform:rotate(45deg);transition:transform .2s ease;}
.sgg-hd__menu>li.co-con:hover::after{transform:translateY(3px) rotate(225deg)}
.sgg-hd__con{position:absolute;top:100%;left:0;z-index:140;min-width:250px;margin:0;padding:8px;list-style:none;background:#fff;border:1px solid var(--sgg-vien);border-radius:12px;box-shadow:var(--sgg-bong-cao);opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .2s ease,transform .2s ease,visibility 0s linear .2s;}
.sgg-hd__menu>li.co-con:hover>.sgg-hd__con,.sgg-hd__menu>li.co-con:focus-within>.sgg-hd__con{opacity:1;visibility:visible;transform:none;transition:opacity .2s ease,transform .2s ease,visibility 0s;}
.sgg-hd__con a{display:block;padding:10px 14px;border-radius:8px;font-size:14.5px;font-weight:500;color:var(--sgg-chu);white-space:nowrap}
.sgg-hd__con a:hover{background:var(--sgg-nen);color:var(--sgg-do)}
.sgg-hd__con li:last-child{margin-top:4px;padding-top:4px;border-top:1px solid var(--sgg-vien)}
.sgg-hd__con li:last-child a{font-weight:700;color:var(--sgg-navy)}
.sgg-hd__phai{display:flex;align-items:center;gap:14px;flex:none}
.sgg-hd__tim{width:42px;min-width:42px;max-width:42px;height:42px;padding:0;margin:0;line-height:1;border-radius:50%;border:1px solid var(--sgg-vien);background:#fff;display:grid;place-items:center;color:var(--sgg-navy);cursor:pointer;transition:all .2s ease;}
.sgg-hd__tim:hover{border-color:var(--sgg-do);color:var(--sgg-do)}
.sgg-hd__tim svg{width:18px;height:18px}
.sgg-hd__cta{display:inline-flex;align-items:center;gap:9px;background:var(--sgg-do);color:#fff;padding:13px 24px;border-radius:8px;font-size:14px;font-weight:700;letter-spacing:.04em;box-shadow:0 8px 20px rgba(215,25,32,.28);transition:transform .2s ease,background .2s ease;}
.sgg-hd__cta:hover{background:var(--sgg-do-dam);transform:translateY(-2px);color:#fff}
.sgg-hd__cta svg{width:16px;height:16px}
.sgg-hd__hamburger{display:none;width:44px;min-width:44px;max-width:44px;height:44px;border:1px solid var(--sgg-vien);background:#fff;border-radius:10px;cursor:pointer;padding:0;margin:0;place-items:center;color:var(--sgg-navy);}
.sgg-hd__hamburger span{display:block;width:20px;height:2px;background:currentColor;position:relative}
.sgg-hd__hamburger span::before,.sgg-hd__hamburger span::after{content:"";position:absolute;left:0;width:20px;height:2px;background:currentColor;transition:transform .25s ease,top .25s ease;}
.sgg-hd__hamburger span::before{top:-6px}
.sgg-hd__hamburger span::after{top:6px}
.sgg-hd--mo-menu .sgg-hd__hamburger span{background:transparent}
.sgg-hd--mo-menu .sgg-hd__hamburger span::before{top:0;transform:rotate(45deg)}
.sgg-hd--mo-menu .sgg-hd__hamburger span::after{top:0;transform:rotate(-45deg)}
.sgg-hd__o-tim{display:none;background:#fff;border-bottom:1px solid var(--sgg-vien);padding:16px 0;}
.sgg-hd--mo-tim .sgg-hd__o-tim{display:block;animation:sgg-truot .25s ease}
.sgg-hd__o-tim form{display:flex;gap:10px;max-width:var(--sgg-khung);margin:0 auto;padding:0 24px}
.sgg-hd__o-tim input{flex:1;padding:13px 16px;border:1px solid var(--sgg-vien);border-radius:8px;font:inherit;font-size:15px;}
.sgg-hd__o-tim input:focus{outline:none;border-color:var(--sgg-do);box-shadow:0 0 0 3px rgba(215,25,32,.12)}
.sgg-hd__o-tim button{background:var(--sgg-do);color:#fff;border:0;border-radius:8px;padding:0 26px;font:inherit;font-weight:700;cursor:pointer;}
.sgg-hd__drawer{position:fixed;inset:0 0 0 auto;width:min(86vw,340px);background:#fff;z-index:130;transform:translateX(100%);display:flex;flex-direction:column;padding:20px;overflow-y:auto;visibility:hidden;box-shadow:none;transition:transform .3s ease,visibility 0s linear .3s;}
.sgg-hd--mo-menu .sgg-hd__drawer{transform:none;visibility:visible;box-shadow:-10px 0 40px rgba(11,42,74,.2);transition:transform .3s ease,visibility 0s;}
.sgg-hd__drawer ul{list-style:none;margin:16px 0 0;padding:0;display:flex;flex-direction:column}
.sgg-hd__drawer li a{display:block;padding:14px 4px;font-size:16px;font-weight:600;color:var(--sgg-chu);border-bottom:1px solid var(--sgg-vien)}
.sgg-hd__drawer li a:hover{color:var(--sgg-do)}
.sgg-hd__drawer .sgg-hd__drawer-con{margin:0;padding:0 0 0 14px}
.sgg-hd__drawer .sgg-hd__drawer-con a{font-size:15px;font-weight:500;padding:11px 4px;color:var(--sgg-chu-nhat)}
.sgg-hd__phu{position:fixed;inset:0;background:rgba(6,22,40,.5);z-index:125;opacity:0;visibility:hidden;transition:opacity .3s ease;}
.sgg-hd--mo-menu .sgg-hd__phu{opacity:1;visibility:visible}
.sgg-hd__drawer>*{flex-shrink:0}
.sgg-hd a.sgg-hd__cta,.sgg-hd a.sgg-hd__cta:hover,.sgg-hd a.sgg-hd__cta:focus{color:#fff}
.sgg-hd button.sgg-hd__tim:hover,.sgg-hd button.sgg-hd__tim:focus{background:#fff}
.sgg-hd button.sgg-hd__tim:focus:not(:hover){border-color:var(--sgg-vien);color:var(--sgg-navy)}
.sgg-hd button.sgg-hd__hamburger:hover,.sgg-hd button.sgg-hd__hamburger:focus{background:#fff;color:var(--sgg-navy);border-color:var(--sgg-vien)}
.sgg-hd .sgg-hd__o-tim button:hover,.sgg-hd .sgg-hd__o-tim button:focus{background:var(--sgg-do-dam);color:#fff}
.sgg-hd a:focus-visible,.sgg-hd button:focus-visible{outline:2px solid var(--sgg-do);outline-offset:2px}
@media(max-width:1100px){
  .sgg-hd__menu{display:none}
  .sgg-hd__hamburger{display:grid}
  .sgg-hd__cta{padding:12px 18px;font-size:13.5px}
}
@media(max-width:560px){
  .sgg-hd__cta .sgg-hd__so-dt{display:none}
  .sgg-hd__cta{padding:0;width:44px;min-width:44px;height:44px;justify-content:center;border-radius:12px}
  .sgg-hd__cta svg{width:19px;height:19px}
  .sgg-hd__phai{gap:10px}
  .sgg-hd__logo img{max-height:42px}
}
@media(max-width:768px){
  .sgg-hd__top{display:none}
  .sgg-hd__khung{padding:0 18px}
  .sgg-hd__chinh .sgg-hd__khung{height:68px}
  .sgg-hd__tim{display:none}
}
@media (prefers-reduced-motion:reduce){
  .sgg-hd *{animation:none!important;transition:none!important}
}
.sgg-ft{background:var(--sgg-navy-3);color:rgba(255,255,255,.72);font-family:var(--sgg-font);font-size:14.5px;line-height:1.8}
.sgg-ft *,.sgg-ft *::before,.sgg-ft *::after{box-sizing:border-box}
.sgg-ft a{color:inherit;text-decoration:none;transition:color .2s ease}
.sgg-ft a:hover{color:#fff}
.sgg-ft img{display:block;max-width:100%;height:auto}
.sgg-ft__khung{width:100%;max-width:var(--sgg-khung);margin:0 auto;padding:0 24px}
.sgg-ft__tren{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr 1.2fr;gap:40px;padding:62px 0 46px}
.sgg-ft__logo{display:flex;align-items:center;gap:10px;margin-bottom:18px}
.sgg-ft__logo img{max-height:48px;width:auto}
.sgg-ft__logo-chu b{display:block;font-size:17px;font-weight:800;color:#fff;letter-spacing:.02em}
.sgg-ft__logo-chu span{font-size:9.5px;letter-spacing:.24em;text-transform:uppercase;color:var(--sgg-do)}
.sgg-ft__gt{margin:0 0 18px;font-size:14px}
.sgg-ft__lh{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:9px;font-size:14px}
.sgg-ft__lh li{display:flex;gap:10px;align-items:flex-start}
.sgg-ft__lh svg{width:16px;height:16px;flex:none;margin-top:5px;color:var(--sgg-do)}
.sgg-ft h3{font-size:14px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:#fff;margin:0 0 18px}
.sgg-ft__ds{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:11px;font-size:14px}
.sgg-ft__ds a{display:inline-flex;align-items:center;gap:8px}
.sgg-ft__ds a::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--sgg-do);flex:none;opacity:.7}
.sgg-ft__mxh{display:flex;gap:10px;margin-bottom:18px}
.sgg-ft__mxh a{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;background:rgba(255,255,255,.08);color:#fff;transition:background .2s ease,transform .2s ease;}
.sgg-ft__mxh a:hover{background:var(--sgg-do);transform:translateY(-2px)}
.sgg-ft__mxh svg{width:18px;height:18px}
.sgg-ft__ban-do{border-radius:12px;overflow:hidden;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.05)}
.sgg-ft__ban-do iframe{display:block;width:100%;height:150px;border:0;filter:grayscale(.3)}
.sgg-ft__duoi{border-top:1px solid rgba(255,255,255,.1);padding:18px 0;font-size:13px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;}
.sgg-ft__duoi-links{display:flex;gap:20px;flex-wrap:wrap}
.sgg-noi{position:fixed;right:18px;bottom:88px;z-index:90;display:flex;flex-direction:column;gap:10px}
.sgg-noi a{width:48px;height:48px;border-radius:50%;display:grid;place-items:center;color:#fff;box-shadow:0 8px 22px rgba(11,42,74,.28);transition:transform .2s ease;}
.sgg-noi a:hover{transform:translateY(-3px)}
.sgg-noi svg{width:22px;height:22px}
.sgg-noi__phone{background:var(--sgg-do);animation:sgg-rung 2.4s ease-in-out infinite}
.sgg-noi__zalo{background:#0068FF;font-weight:800;font-size:13px}
body:has(.pv-ui) .sgg-noi,body:has(.pv-ui) .sgg-thanh{display:none}
.sgg-thanh{display:none}
@media(max-width:768px){
  .sgg-noi{bottom:82px;right:14px}
  .sgg-noi a{width:44px;height:44px}
  .sgg-thanh{display:grid;grid-template-columns:1fr 1fr 1fr;position:fixed;left:0;right:0;bottom:0;z-index:95;background:#fff;box-shadow:0 -4px 20px rgba(11,42,74,.16);border-top:1px solid var(--sgg-vien);font-family:var(--sgg-font);}
  .sgg-thanh a{display:flex;align-items:center;justify-content:center;gap:7px;padding:13px 6px;font-size:13.5px;font-weight:700;color:var(--sgg-navy);text-decoration:none;}
  .sgg-thanh a.sgg-thanh--do{background:var(--sgg-do);color:#fff}
  .sgg-thanh svg{width:17px;height:17px}
  body{padding-bottom:54px}
}
@media(max-width:360px){
  .sgg-thanh a{font-size:12.5px;gap:5px;padding:13px 4px;white-space:nowrap}
  .sgg-thanh svg{width:15px;height:15px}
}
@media(max-width:1200px){
  .sgg-ft__tren{grid-template-columns:1fr 1fr 1fr;gap:34px}
}
@media(max-width:900px){
  .sgg-ft__tren{grid-template-columns:1fr 1fr;gap:30px;padding:48px 0 36px}
}
@media(max-width:640px){
  .sgg-ft__tren{grid-template-columns:1fr}
  .sgg-ft__duoi{flex-direction:column;text-align:center}
}
@media(max-width:640px){
  .sgg-ft__ds a,.sgg-ft__lh a{min-height:40px;display:inline-flex;align-items:center}
  .sgg-noi a.sgg-noi__phone{display:none}
  .sgg-noi{bottom:96px}
  .sgg-ft{font-size:15px}
  .sgg-ft__lh{font-size:15px}
  .sgg-ft__lh li{min-height:40px;align-items:center}
  .sgg-ft__mxh a{width:46px;height:46px}
  .sgg-ft__duoi{font-size:14px;gap:12px}
  .sgg-ft__duoi-links a{min-height:40px;display:inline-flex;align-items:center}
  .sgg-ft__gt{font-size:15px}
  .sgg-ft__ds{font-size:15px}
}
.sgg-noi a.sgg-noi__zalo{background:#fff;padding:0;box-shadow:0 8px 22px rgba(0,104,255,.35)}
.sgg-noi .sgg-noi__zalo svg{width:40px;height:40px}
.sgg-thanh svg.sgg-zalo{width:22px;height:22px}
@media(max-width:768px){
  .sgg-noi{display:none !important}
}
@keyframes sgg-truot{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}
@keyframes sgg-rung{0%,72%,100%{transform:rotate(0)}76%{transform:rotate(-12deg)}80%{transform:rotate(12deg)}84%{transform:rotate(-8deg)}88%{transform:rotate(8deg)}92%{transform:rotate(0)}}