:root{
  --bg:#0a0a0a;
  --panel:#121212;
  --panel-2:#0f0f0f;
  --text:#e8e8e8;
  --muted:#a7a7a7;
  --border:#222;
  --border-strong:#2a2a2a;
  --accent:#18a999;
  --accent-dark:#176f64;
  --accent-border:#207d71;
  --danger:#ff8f8f;
  --ok:#9fe6dc;
  --topbar-h:56px;
  --meganav-h:70px;
}

*{box-sizing:border-box}

html,body{min-height:100%}

body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:Inter,system-ui,Arial,sans-serif;
  overflow-x:hidden;
}

.bg{
  position:fixed;
  inset:0;
  z-index:-2;
  background:
    radial-gradient(1200px 800px at 50% -20%, #131313 0%, transparent 60%),
    radial-gradient(900px 600px at 85% -30%, #101010 0%, transparent 55%),
    linear-gradient(#0a0a0a, #080808);
}

.topbar{
  position:fixed;
  top:0;
  left:0;
  right:0;
  height:var(--topbar-h);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:1rem;
  padding:0 1.2rem;
  background:rgba(10,10,10,.72);
  backdrop-filter:blur(8px);
  border-bottom:1px solid #171717;
  z-index:30;
}

.brand-logo{
  height:36px;
  width:auto;
  border-radius:4px;
  vertical-align:middle;
}

.social{
  position:absolute;
  top:50%;
  left:50%;
  transform:translate(-50%, -50%);
  display:flex;
  gap:.6rem;
  opacity:.95;
  z-index:1;
}

.social a{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:36px;
  height:36px;
  border-radius:999px;
  border:1px solid var(--border-strong);
  text-decoration:none;
  color:var(--text);
  background:rgba(15,15,15,.65);
  transition:transform .18s ease, border-color .18s ease, color .18s ease, background .18s ease;
}

.social a:hover{
  color:#fff;
  border-color:#3a3a3a;
  background:rgba(255,255,255,.04);
  transform:scale(1.05);
}

.icon{width:18px;height:18px}

.account-menu{
  position:relative;
  z-index:2;
  display:flex;
  align-items:center;
  gap:.5rem;
}

.btn,
.login,
.top-link,
.account-trigger,
.account-menu-link,
.account-menu-button{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.45rem;
  min-height:40px;
  padding:.72rem 1rem;
  border-radius:12px;
  border:1px solid var(--border-strong);
  background:#141414;
  color:var(--text);
  text-decoration:none;
  cursor:pointer;
  font:inherit;
  font-weight:600;
  line-height:1;
  transition:transform .18s ease, border-color .18s ease, background .18s ease, color .18s ease;
}

.btn:hover,
.login:hover,
.top-link:hover,
.account-trigger:hover,
.account-menu-link:hover,
.account-menu-button:hover{
  transform:translateY(-1px);
  border-color:#3a3a3a;
  color:#fff;
}

.btn.primary{
  border-color:var(--accent-border);
  background:linear-gradient(180deg,#1b8d7e,var(--accent-dark));
  color:#fff;
}

.btn.ghost,
.account-menu-button{
  background:transparent;
}

.account-trigger{
  max-width:min(260px, 34vw);
}

.account-name{
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}

.account-caret{
  color:var(--muted);
  font-size:.8rem;
}

.account-dropdown{
  position:absolute;
  top:calc(100% + 8px);
  right:0;
  min-width:190px;
  display:none;
  padding:8px;
  border:1px solid var(--border-strong);
  border-radius:12px;
  background:linear-gradient(180deg,var(--panel),var(--panel-2));
  box-shadow:0 16px 34px rgba(0,0,0,.45);
}

.account-menu.open .account-dropdown{
  display:grid;
  gap:6px;
}

.account-menu-link,
.account-menu-button{
  width:100%;
  justify-content:flex-start;
  border-radius:10px;
  min-height:38px;
}

.account-menu-button{
  color:var(--danger);
}

.mega-nav-wrap{
  position:sticky;
  top:var(--topbar-h);
  z-index:20;
  backdrop-filter:blur(4px);
}

.mega-nav{
  display:grid;
  grid-template-columns:repeat(3, minmax(0, 1fr));
  gap:8px;
  padding:8px 16px;
  border-bottom:1px solid #141414;
  background:linear-gradient(180deg, rgba(12,12,12,.72), rgba(10,10,10,.52));
}

.mega-link{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:center;
  height:var(--meganav-h);
  border:1px solid #1c1c1c;
  border-radius:12px;
  text-decoration:none;
  color:var(--text);
  font-weight:700;
  letter-spacing:0;
  background:linear-gradient(180deg, #161616, #0f0f0f);
  box-shadow:0 6px 18px rgba(0,0,0,.35) inset;
  overflow:hidden;
  transform:translateZ(0);
  transition:transform .18s ease, border-color .18s ease, color .18s ease, background .18s ease;
}

.mega-link::before{
  content:"";
  position:absolute;
  inset:-1px;
  background:linear-gradient(120deg, transparent 30%, rgba(255,255,255,.06) 50%, transparent 70%);
  transform:translateX(-120%);
  transition:transform .45s ease;
  pointer-events:none;
}

.mega-link:hover,
.mega-link.active{
  transform:translateY(-2px);
  border-color:#2f786f;
  color:#fff;
}

.mega-link:hover::before{transform:translateX(120%)}

.mega-link.active{
  background:linear-gradient(180deg, rgba(27,141,126,.24), #101010);
}

.shell{
  max-width:1240px;
  margin:0 auto;
  padding:calc(var(--topbar-h) + var(--meganav-h) + 38px) 16px 56px;
}

.hero h1{
  margin:0 0 .4rem;
  font-size:clamp(30px, 5vw, 52px);
  letter-spacing:0;
}

.hero p,
.panel p,
.content p{
  color:var(--muted);
}

.card,
.panel,
.band{
  border:1px solid var(--border);
  border-radius:16px;
  background:linear-gradient(180deg,var(--panel),var(--panel-2));
  box-shadow:0 14px 34px rgba(0,0,0,.35);
}

input,
textarea,
select{
  width:100%;
  padding:.85rem .9rem;
  border-radius:12px;
  border:1px solid var(--border-strong);
  background:#0d0d0d;
  color:var(--text);
  outline:none;
  font:inherit;
}

input:focus,
textarea:focus,
select:focus{
  border-color:#3b857c;
  box-shadow:0 0 0 2px rgba(24,169,153,.18);
}

.badge,
.flash,
.status{
  border-color:var(--border-strong);
}

.flash.error,
.status.error{color:var(--danger)}

.flash.ok,
.status.ok{color:var(--ok)}

@media (max-width: 760px){
  .topbar{
    padding:0 .8rem;
  }

  .social{
    display:none;
  }

  .mega-nav{
    padding:8px;
    gap:6px;
  }

  .mega-link{
    height:56px;
    font-size:.92rem;
  }

  .account-trigger{
    max-width:44vw;
    padding:.68rem .78rem;
  }

  .shell{
    padding:calc(var(--topbar-h) + 56px + 30px) 12px 44px;
  }
}