/* /public_html/css/header-modern.css */

:root{
  --bg: #ffffff;
  --text: #121826;
  --muted: #6b7280;
  --brand: #00aedb;
  --brand2: #0094c6;
  --border: rgba(15, 23, 42, 0.08);
  --shadow: 0 10px 30px rgba(2, 8, 23, 0.08);
  --radius: 14px;
}

* { box-sizing: border-box; }

.site-header{
  position: sticky;
  top: 0;
  z-index: 999;
  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.container{
  max-width: 1200px;
  margin: 0 auto;
  padding: 14px 18px;
}

.header-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.brand{
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
}

.brand-mark{
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--brand), var(--brand2));
  box-shadow: var(--shadow);
  color: #fff;
  font-size: 20px;
}

.brand-text{ line-height: 1.1; }
.brand-title{
  display: block;
  font-weight: 800;
  letter-spacing: 0.2px;
}
.brand-sub{
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-top: 2px;
}

.nav{
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav a{
  text-decoration: none;
  color: var(--text);
  padding: 10px 12px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 14px;
  transition: 0.2s ease;
}

.nav a:hover{
  background: rgba(0, 174, 219, 0.10);
  color: #0b4c63;
}

.nav a.active{
  background: rgba(0, 174, 219, 0.16);
  color: #0b4c63;
}

.nav a.btn-link{
  background: linear-gradient(135deg, var(--brand), var(--brand2));
  color: #fff;
  box-shadow: var(--shadow);
}

.nav a.btn-link:hover{
  filter: brightness(0.95);
}

/* Mobile */
.nav-toggle{
  display: none;
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 12px;
  padding: 10px;
  cursor: pointer;
}

.nav-toggle .bar{
  display: block;
  width: 22px;
  height: 2px;
  background: #111827;
  margin: 4px 0;
}

/* Spacer (optional) */
.header-spacer{ height: 0px; }

/* Responsive */
@media (max-width: 860px){
  .nav-toggle{ display: inline-flex; align-items: center; justify-content: center; }
  .nav{
    position: absolute;
    left: 14px;
    right: 14px;
    top: 70px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
    padding: 10px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
  }
  .nav.open{ display: flex; }
  .nav a{ width: 100%; }
  .brand-sub{ display: none; }
}

/* Top utility bar */
.topbar{
  background: #0b1220;
  color: rgba(255,255,255,0.88);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.topbar .container{
  max-width: 1200px;
  margin: 0 auto;
  padding: 10px 18px;
}

.topbar-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.topbar a{
  color: #7dd3fc;
  text-decoration: none;
  font-weight: 700;
  font-size: 13px;
}

.topbar a:hover{
  color: #ffffff;
  text-decoration: underline;
}

.topbar-left, .topbar-right{
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.topbar .sep{
  color: rgba(255,255,255,0.65);
  font-size: 13px;
}

.topbar .pipe{
  color: rgba(255,255,255,0.35);
}

/* Make main header sit under topbar cleanly */
.site-header{
  border-top: 0;
}