:root{
  --navy-900:#052343;
  --navy-800:#083B75;
  --navy-700:#0B4A94;
  --navy-600:#1160B8;
  --navy-500:#2E86D9;
  --gold-700:#B8790A;
  --gold-600:#D9930F;
  --gold-500:#F2A81D;
  --gold-400:#FFC043;

  --ink:#0E1B2E;
  --muted:#5B6B82;
  --line:#E4EAF3;
  --surface:#F5F8FC;
  --sky:#EAF3FC;
  --cream:#FFF8EC;
  --white:#FFFFFF;
  --red-600:#C42B2B;
  --green-600:#1B8A4B;

  --container:1280px;
  --navbar-h:86px;
  --topbar-h:38px;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:18px;
  --r-xl:24px;
  --r-pill:999px;

  --shadow-sm:0 1px 2px rgba(6,32,64,.06), 0 2px 8px rgba(6,32,64,.05);
  --shadow-md:0 8px 24px rgba(6,32,64,.10);
  --shadow-lg:0 18px 50px rgba(6,32,64,.16);
  --ease:cubic-bezier(.4,.14,.3,1);
}

*,*::before,*::after{box-sizing:border-box}

html{scroll-behavior:smooth}

body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  color:var(--ink);
  background:var(--white);
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
ul{list-style:none;margin:0;padding:0}

:focus-visible{outline:3px solid var(--gold-500);outline-offset:2px;border-radius:4px}

.container{
  width:100%;
  max-width:var(--container);
  margin-inline:auto;
  padding-inline:24px;
}

.sr-only{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;
}

[id]{scroll-margin-top:calc(var(--navbar-h) + 18px)}

.skip-link{
  position:absolute;left:12px;top:-60px;z-index:1000;
  padding:10px 16px;border-radius:var(--r-sm);
  background:var(--gold-500);color:var(--navy-900);font-weight:700;
  transition:top .2s var(--ease);
}
.skip-link:focus{top:12px}

.topbar{
  background:var(--navy-900);
  color:rgba(255,255,255,.74);
  font-size:13px;
}
.topbar__inner{
  height:var(--topbar-h);
  display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.topbar__info,.topbar__links{display:flex;align-items:center;gap:22px}
.topbar__info li,.topbar__links a{display:inline-flex;align-items:center;gap:7px;white-space:nowrap}
.topbar svg{width:14px;height:14px;flex:none;color:var(--gold-400)}
.topbar a{transition:color .2s var(--ease)}
.topbar a:hover,.topbar a[aria-current]{color:var(--white)}
.topbar__links > a + a{position:relative}
.topbar__links > a + a::before{
  content:"";position:absolute;left:-11px;top:50%;
  width:1px;height:12px;margin-top:-6px;background:rgba(255,255,255,.2);
}
.topbar__social{display:flex;gap:6px;margin-left:4px}
.topbar__social a{
  width:26px;height:26px;display:grid;place-items:center;
  border-radius:var(--r-pill);background:rgba(255,255,255,.1);
}
.topbar__social a:hover{background:var(--gold-500)}
.topbar__social a:hover svg{color:var(--navy-900)}
.topbar__social svg{width:13px;height:13px;color:var(--white)}

.site-header{
  position:sticky;
  top:0;
  z-index:900;
  background:var(--white);
  box-shadow:var(--shadow-sm);
  transition:box-shadow .3s var(--ease);
}

.site-header.is-stuck{box-shadow:var(--shadow-md)}

.navbar__inner{
  position:relative;
  height:var(--navbar-h);
  display:flex;
  align-items:center;
  gap:18px;
}

.brand{display:flex;align-items:center;flex:none;margin-right:6px}

.brand img{height:58px;width:auto}

.mainnav{margin-left:auto}

.menu{display:flex;align-items:center;gap:2px}

.menu__link{
  position:relative;
  display:flex;align-items:center;gap:6px;
  padding:10px 11px;
  border-radius:var(--r-sm);
  font-size:13.5px;font-weight:700;letter-spacing:.3px;
  text-transform:uppercase;
  color:var(--ink);
  white-space:nowrap;
  transition:color .2s var(--ease),background .2s var(--ease);
}

.menu__link::after{
  content:"";
  position:absolute;left:11px;right:11px;bottom:2px;
  height:2.5px;border-radius:2px;
  background:var(--gold-500);
  transform:scaleX(0);transform-origin:left;
  transition:transform .28s var(--ease);
}

.menu__item:hover > .menu__link,
.menu__item.is-open > .menu__link{color:var(--navy-700)}

.menu__item:hover > .menu__link::after,
.menu__item.is-open > .menu__link::after,
.menu__item.is-active > .menu__link::after{transform:scaleX(1)}

.menu__item.is-active > .menu__link{color:var(--navy-700)}

.menu__link .caret{
  width:11px;height:11px;flex:none;
  color:var(--muted);
  transition:transform .28s var(--ease),color .2s var(--ease);
}
.menu__item:hover > .menu__link .caret,
.menu__item.is-open > .menu__link .caret{transform:rotate(180deg);color:var(--navy-700)}

.menu__badge{
  margin-left:2px;padding:2px 6px;
  border-radius:var(--r-pill);
  background:var(--gold-500);color:var(--navy-900);
  font-size:10px;font-weight:800;letter-spacing:.4px;text-transform:uppercase;
}

.menu__item{position:relative}

.submenu{
  position:absolute;top:100%;left:0;
  min-width:236px;
  margin-top:10px;padding:10px;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  box-shadow:var(--shadow-lg);

  opacity:0;visibility:hidden;
  transform:translateY(10px);
  transition:opacity .24s var(--ease),transform .24s var(--ease),visibility .24s;
  pointer-events:none;
}

.menu__item.is-open > .submenu{
  opacity:1;visibility:visible;transform:translateY(0);pointer-events:auto;
}

.submenu::before{
  content:"";position:absolute;top:-6px;left:26px;
  width:12px;height:12px;
  background:var(--white);
  border-left:1px solid var(--line);border-top:1px solid var(--line);
  transform:rotate(45deg);
}

.submenu a{
  position:relative;
  display:flex;align-items:center;gap:10px;
  padding:10px 12px;
  border-radius:var(--r-sm);
  font-size:14.5px;font-weight:500;
  transition:background .18s var(--ease),color .18s var(--ease),padding-left .18s var(--ease);
}
.submenu a:hover{background:var(--surface);color:var(--navy-700);padding-left:16px}
.submenu a[aria-current]{background:var(--sky);color:var(--navy-700);font-weight:700}
.submenu a svg{width:17px;height:17px;color:var(--gold-500);flex:none}
@media (min-width:1200px){
  #aboutSubmenu{width:max-content;min-width:236px}
  #aboutSubmenu a{white-space:nowrap}
}

.navbar__actions{display:flex;align-items:center;gap:10px;flex:none}

.icon-btn{
  width:42px;height:42px;
  display:grid;place-items:center;
  border-radius:var(--r-pill);
  color:var(--navy-700);
  background:var(--surface);
  transition:background .2s var(--ease),color .2s var(--ease);
}
.icon-btn:hover{background:var(--navy-700);color:var(--white)}
.icon-btn svg{width:19px;height:19px}

.icon-btn--call{display:none;background:rgba(242,168,29,.16);color:var(--gold-700)}
.icon-btn--call:hover{background:var(--gold-500);color:var(--navy-900)}

.hotline{display:flex;align-items:center;gap:9px;padding:6px 2px}

.hotline + .hotline{padding-left:12px;border-left:1px solid var(--line)}

.hotline__ico{
  width:34px;height:34px;flex:none;
  display:grid;place-items:center;
  border-radius:var(--r-pill);
  background:rgba(242,168,29,.15);
  color:var(--gold-600);
  animation:ring 2.6s var(--ease) infinite;
  will-change:transform;
}
.hotline__ico svg{width:17px;height:17px}

.hotline__ico--plane{animation:none;background:rgba(17,96,184,.12);color:var(--navy-600)}

.hotline__txt{display:flex;flex-direction:column;line-height:1.25}
.hotline__txt span{font-size:11px;color:var(--muted);font-weight:500}
.hotline__txt strong{font-size:15px;font-weight:800;color:var(--navy-700);letter-spacing:.1px;white-space:nowrap}

@keyframes ring{
  0%,65%,100%{transform:rotate(0)}
  70%{transform:rotate(-12deg)}
  75%{transform:rotate(12deg)}
  80%{transform:rotate(-9deg)}
  85%{transform:rotate(9deg)}
  90%{transform:rotate(0)}
}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;
  border-radius:var(--r-pill);
  font-size:14.5px;font-weight:700;letter-spacing:.2px;
  white-space:nowrap;cursor:pointer;
  transition:transform .2s var(--ease),box-shadow .25s var(--ease),background .2s var(--ease);
}
.btn svg{width:17px;height:17px}

.btn--gold{
  background:linear-gradient(135deg,var(--gold-400) 0%,var(--gold-500) 45%,var(--gold-600) 100%);
  color:var(--navy-900);
  box-shadow:0 6px 18px rgba(217,147,15,.38);
}
.btn--gold:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(217,147,15,.5)}
.btn--gold:active{transform:translateY(0)}

.btn--navy{
  background:linear-gradient(135deg,var(--navy-600) 0%,var(--navy-700) 55%,var(--navy-800) 100%);
  color:var(--white);
  box-shadow:0 6px 18px rgba(11,74,148,.32);
}
.btn--navy:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(11,74,148,.45)}

.btn--ghost{
  border:1.5px solid rgba(255,255,255,.5);color:var(--white);background:rgba(255,255,255,.06);
}
.btn--ghost:hover{background:var(--white);color:var(--navy-800);border-color:var(--white)}

.btn--block{width:100%}
.btn[disabled]{opacity:.65;cursor:wait;transform:none}

.menu__item--extra{display:none}
.menu__icon,.menu__trailing,.menu__group-label,
.mainnav__intro,.mainnav__search{display:none}

.hamburger{
  display:none;
  height:44px;min-width:88px;padding:0 12px;
  align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-md);
  background:var(--navy-700);color:var(--white);
  box-shadow:0 5px 14px rgba(11,74,148,.2);
}
.hamburger svg{width:20px;height:20px;flex:none}
.hamburger span{font-size:13px;font-weight:800;letter-spacing:.1px}
.hamburger:hover{background:var(--navy-800)}

.nav-backdrop{
  position:fixed;inset:0;z-index:880;
  background:rgba(5,35,67,.5);
  opacity:0;visibility:hidden;
  transition:opacity .3s var(--ease),visibility .3s;
}
.nav-backdrop.is-visible{opacity:1;visibility:visible}

body.no-scroll{overflow:hidden}

@media (max-width:1280px){
  .menu__link{padding:10px 9px;font-size:13px}
  .hotline{gap:8px}
}

@media (max-width:1499px){
  .navbar__actions .hotline + .hotline{display:none}
}

@media (max-width:1260px){
  .navbar__actions .hotline__txt span{display:none}
}

@media (max-width:1199px){
  :root{--navbar-h:72px}

  .topbar{display:none}
  .menu__item--extra{display:block}
  .hamburger{display:inline-flex}
  .icon-btn--call{display:grid;width:44px;height:44px;border:1px solid rgba(242,168,29,.35)}
  .navbar__actions{margin-left:auto}
  .navbar__actions .hotline{display:none}

  .mainnav{
    position:fixed;top:0;right:0;
    z-index:890;
    width:min(400px,100vw);height:100vh;height:100dvh;
    margin:0;
    display:flex;flex-direction:column;
    background:var(--white);
    box-shadow:var(--shadow-lg);
    transform:translateX(100%);
    visibility:hidden;pointer-events:none;
    transition:transform .38s var(--ease),visibility .38s;
    overscroll-behavior:contain;overflow:hidden;
  }
  .mainnav.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}

  .mainnav__head{
    display:flex;align-items:center;justify-content:space-between;
    padding:max(14px,env(safe-area-inset-top)) 18px 14px;
    background:linear-gradient(110deg,var(--navy-900),var(--navy-700));
  }
  .mainnav__brand{display:inline-flex;align-items:center;padding:4px 9px;border-radius:10px;background:var(--white)}
  .mainnav__head img{height:36px;width:auto}
  .mainnav__close{
    width:44px;height:44px;display:grid;place-items:center;
    border-radius:var(--r-pill);
    background:rgba(255,255,255,.14);color:var(--white);
  }
  .mainnav__close svg{width:20px;height:20px}

  .mainnav__body{flex:1;min-height:0;overflow-y:auto;overscroll-behavior:contain}
  .mainnav__intro{display:flex;flex-direction:column;gap:3px;padding:22px 20px 14px}
  .mainnav__intro span{font-size:11px;font-weight:800;letter-spacing:1px;text-transform:uppercase;color:var(--gold-700)}
  .mainnav__intro strong{font-size:22px;line-height:1.3;color:var(--navy-800)}
  .mainnav__search{
    display:flex;align-items:center;height:48px;margin:0 18px 14px;
    border:1px solid var(--line);border-radius:var(--r-md);
    background:var(--surface);overflow:hidden;
  }
  .mainnav__search:focus-within{border-color:var(--navy-500);box-shadow:0 0 0 3px rgba(46,134,217,.13)}
  .mainnav__search input{flex:1;min-width:0;height:100%;padding:0 14px;border:0;outline:0;background:transparent;font:inherit;font-size:16px}
  .mainnav__search button{width:46px;height:46px;display:grid;place-items:center;color:var(--navy-700)}
  .mainnav__search button svg{width:20px;height:20px}

  .menu{
    flex-direction:column;align-items:stretch;gap:4px;
    padding:0 14px 20px;
  }

  .menu__link{
    width:100%;min-height:52px;gap:12px;padding:8px 12px;
    font-size:15px;font-weight:700;letter-spacing:0;text-transform:none;
    white-space:normal;border-radius:var(--r-md);
  }
  .menu__link::after{display:none}
  .menu__icon{
    width:36px;height:36px;flex:none;display:grid;place-items:center;
    border-radius:10px;background:var(--sky);color:var(--navy-700);
  }
  .menu__icon svg{width:18px;height:18px}
  .menu__text{flex:1;text-align:left}
  .menu__trailing{display:block;width:16px;height:16px;flex:none;color:var(--muted)}
  .menu__link .caret{width:16px;height:16px;margin-left:auto}
  .menu__item:hover > .menu__link,
  .menu__item.is-open > .menu__link{background:var(--surface);color:var(--navy-700)}
  .menu__item.is-active > .menu__link{background:var(--sky);box-shadow:inset 3px 0 var(--gold-500)}
  .menu__group-label{
    display:block;margin:16px 12px 4px;padding-top:16px;
    border-top:1px solid var(--line);
    font-size:11px;font-weight:800;letter-spacing:1px;text-transform:uppercase;color:var(--muted);
  }
  .menu__item--extra .menu__link{font-size:14.5px;font-weight:600;color:var(--ink)}

  .submenu{
    position:static;
    display:block;
    opacity:1;visibility:hidden;transform:none;pointer-events:auto;
    max-height:0;overflow:hidden;
    margin:0 0 0 48px;padding:0;
    border:0;border-left:2px solid var(--gold-500);border-radius:0 10px 10px 0;box-shadow:none;
    background:var(--surface);
    transition:max-height .4s var(--ease),padding .3s var(--ease);
  }
  .submenu::before{display:none}

  .menu__item.is-open > .submenu{max-height:420px;padding:6px 8px;visibility:visible}
  .submenu a{min-height:42px;padding:9px 10px;font-size:14px}

  .mainnav__foot{
    padding:12px 18px calc(12px + env(safe-area-inset-bottom));
    border-top:1px solid var(--line);
    background:var(--white);
  }
  .mainnav__foot .hotline{
    display:flex;width:100%;
    padding:10px 12px;
    border:1px solid var(--line);border-radius:var(--r-md);
    background:var(--surface);
  }
  .mainnav__foot .hotline:first-child{background:var(--navy-700);border-color:var(--navy-700)}
  .mainnav__foot .hotline:first-child .hotline__txt span,
  .mainnav__foot .hotline:first-child .hotline__txt strong{color:var(--white)}
  .mainnav__foot .hotline:first-child .hotline__ico{background:rgba(255,255,255,.15);color:var(--gold-400);animation:none}
  .mainnav__foot .hotline + .hotline{margin-top:8px;padding-left:12px;border-left:1px solid var(--line)}
  .mainnav__foot .hotline__txt strong{font-size:16px}
}

@media (min-width:1200px){
  .mainnav__head,.mainnav__foot{display:none}
}

@media (max-width:640px){
  :root{--navbar-h:70px}
  .container{padding-inline:16px}
  .site-header{border-bottom:2px solid var(--gold-500)}
  .navbar__inner{gap:8px}
  .brand{margin-right:0}
  .brand img{height:50px}
  .navbar__actions{gap:8px}
}

@media (max-width:340px){
  .brand img{height:44px}
  .hamburger{min-width:82px;padding-inline:9px}
}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
  html{scroll-behavior:auto}
}