/* ============================================
   GLOBALGRAD IRELAND — Navigation v2
   Green header, white background, gold accents
   ============================================ */

/* TOP BAR */
.topbar{background:var(--green);padding:0.45rem 0;font-size:0.78rem;color:rgba(255,255,255,0.7);border-bottom:1px solid var(--border-dark)}
.topbar-inner{display:flex;justify-content:space-between;align-items:center}
.topbar-left{display:flex;gap:1.5rem}
.topbar-left a{color:rgba(255,255,255,0.7);transition:color 0.2s}
.topbar-left a:hover{color:var(--gold-light)}
.topbar-right{color:rgba(255,255,255,0.55);font-size:0.75rem}

/* HEADER */
.site-header{position:sticky;top:0;z-index:999;background:var(--white);border-bottom:3px solid transparent;border-image:linear-gradient(to right,var(--green) 33.3%,var(--white) 33.3%,var(--white) 66.6%,var(--gold) 66.6%) 1;transition:box-shadow 0.3s}
.site-header.scrolled{box-shadow:0 4px 24px rgba(26,71,49,0.15)}

.nav-container{display:flex;align-items:center;justify-content:space-between;height:72px;gap:2rem}

/* LOGO */
.site-logo{display:flex;align-items:center;gap:0.8rem;flex-shrink:0}
.logo-mark{width:44px;height:44px;background:var(--green);color:var(--white);border-radius:8px;display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-size:0.95rem;font-weight:700;letter-spacing:-0.05em;flex-shrink:0;position:relative;overflow:hidden}
.logo-mark::after{content:'';position:absolute;bottom:0;right:0;width:10px;height:100%;background:var(--gold)}
.logo-text{display:flex;flex-direction:column;line-height:1.1}
.logo-main{font-family:var(--font-display);font-size:1.25rem;font-weight:700;color:var(--green);letter-spacing:-0.02em}
.logo-sub{font-family:var(--font-body);font-size:0.62rem;font-weight:700;color:var(--gold);letter-spacing:0.15em;text-transform:uppercase}

/* NAV LIST */
.nav-list{display:flex;align-items:center;gap:0.15rem}
.nav-link{display:flex;align-items:center;gap:0.3rem;padding:0.5rem 0.9rem;font-size:0.88rem;font-weight:500;color:var(--ink);border-radius:4px;transition:color 0.2s,background 0.2s;white-space:nowrap}
.nav-link:hover,.nav-item.active .nav-link{color:var(--green);background:var(--green-faint)}
.nav-item.active .nav-link{color:var(--green);font-weight:600}
.nav-arrow{font-size:0.6rem;opacity:0.5;transition:transform 0.2s}
.nav-item.has-dropdown:hover .nav-arrow{transform:rotate(180deg)}

/* DROPDOWN */
.nav-item.has-dropdown{position:relative}
.nav-dropdown{position:absolute;top:calc(100% + 10px);left:50%;transform:translateX(-50%) translateY(8px);background:var(--white);border:1px solid var(--border);border-top:3px solid var(--green);border-radius:0 0 var(--radius-lg) var(--radius-lg);box-shadow:var(--shadow-lg);opacity:0;visibility:hidden;pointer-events:none;transition:all 0.25s var(--ease);min-width:580px;z-index:1000}
.nav-item.has-dropdown::after{content:'';position:absolute;bottom:-10px;left:0;right:0;height:10px}
.nav-item.has-dropdown:hover .nav-dropdown{opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0)}

.dropdown-inner{display:grid;grid-template-columns:1fr 1fr;padding:1.5rem}
.dropdown-col+.dropdown-col{border-left:1px solid var(--border);padding-left:1.5rem}
.dropdown-heading{font-size:0.68rem;font-weight:700;letter-spacing:0.12em;text-transform:uppercase;color:var(--muted);display:block;margin-bottom:0.75rem;padding-bottom:0.5rem;border-bottom:1px solid var(--border)}
.dropdown-link{display:flex;align-items:flex-start;gap:0.75rem;padding:0.6rem 0.5rem;border-radius:6px;transition:background 0.2s;color:var(--ink)}
.dropdown-link:hover{background:var(--green-faint)}
.dropdown-link:hover strong{color:var(--green)}
.dl-icon{font-size:1.1rem;margin-top:0.1rem;flex-shrink:0}
.dropdown-link strong{display:block;font-size:0.88rem;font-weight:600;color:var(--ink);margin-bottom:0.15rem}
.dropdown-link em{font-style:normal;font-size:0.78rem;color:var(--muted)}

/* NAV ACTIONS */
.nav-actions{display:flex;align-items:center;gap:1rem;flex-shrink:0}

/* HAMBURGER */
.hamburger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:0.5rem}
.hamburger span{display:block;width:24px;height:2px;background:var(--green);border-radius:2px;transition:all 0.3s var(--ease);transform-origin:center}
.hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.open span:nth-child(2){opacity:0;transform:scaleX(0)}
.hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* OVERLAY */
.nav-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,0.4);z-index:998;backdrop-filter:blur(2px)}
.nav-overlay.active{display:block}

/* MOBILE */
@media(max-width:960px){
  .hamburger{display:flex}
  .topbar-right,.topbar-left span:last-child{display:none}

  .main-nav{
    position:fixed;top:0;right:-100%;width:min(340px,90vw);height:100vh;
    background:var(--white);border-left:3px solid var(--green);
    z-index:999;overflow-y:auto;transition:right 0.35s var(--ease);
    padding:5rem 1.5rem 2rem;
  }
  .main-nav.open{right:0}
  .nav-list{flex-direction:column;align-items:stretch;gap:0}

  .nav-link{
    padding:0.9rem 0.5rem;font-size:0.97rem;
    border-bottom:1px solid var(--border);border-radius:0;
    color:var(--ink);display:flex;justify-content:space-between;align-items:center;
  }
  .nav-link:hover{background:var(--green-faint)}

  .nav-arrow{margin-left:auto;font-size:0.7rem;transition:transform 0.25s;display:inline-block}
  .nav-item.has-dropdown.open .nav-arrow{transform:rotate(180deg)}

  .nav-dropdown{
    position:static !important;
    transform:none !important;
    opacity:1 !important;
    visibility:visible !important;
    pointer-events:auto !important;
    box-shadow:none !important;
    border:none !important;
    border-radius:0 !important;
    border-top:none !important;
    min-width:0 !important;
    background:var(--green-faint);
    display:none;
    margin:0;
    padding:0;
  }
  .nav-item.has-dropdown.open .nav-dropdown{
    display:block !important;
  }

  .dropdown-inner{
    grid-template-columns:1fr;
    padding:0.5rem 0.75rem 0.75rem;
    gap:0;
  }
  .dropdown-col+.dropdown-col{
    border-left:none;
    border-top:1px solid var(--border);
    padding-left:0;
    margin-top:0.5rem;
    padding-top:0.5rem;
  }
  .dropdown-heading{font-size:0.65rem;margin-bottom:0.5rem;margin-top:0.25rem}
  .dropdown-link{padding:0.5rem 0.25rem}
  .dropdown-link strong{font-size:0.85rem}
  .dropdown-link em{display:none}
}