/* === DARK MODE TOGGLE BUTTON === */
.dark-toggle { position: fixed; bottom: 20px; left: 20px; width: 44px; height: 44px; border-radius: 50%; background: #1a3399; color: #fff; border: none; font-size: 18px; cursor: pointer; display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 12px rgba(0,0,0,0.2); z-index: 9999; transition: background 0.3s; }
.dark-toggle:hover { background: #2b4ecf; }
body.dark-mode .dark-toggle { background: #2b4ecf; }
body.dark-mode .dark-toggle:hover { background: #1a3399; }

/* === NAV === */
/* ============================================================
   nav.css — Studio 8424 unified navigation
   ONE file for all pages. Do not put nav styles inline.
   
   Usage:
     Public pages:  <nav> with .nav-brand + .nav-links + .nav-hamburger
     Admin pages:   <nav class="admin"> with .nav-brand + .admin-badge
   
   Color override:
     Set --nav-bg on <nav> to change gradient.
     Default = blue. Admin = dark red.
   ============================================================ */

/* === VARIABLES === */
nav {
  --nav-bg: linear-gradient(135deg, #0d1f6d 0%, #1a3399 60%, #2b4ecf 100%);
}
nav.admin {
  --nav-bg: linear-gradient(135deg, #2d0d0d 0%, #5c1a1a 60%, #8b2b2b 100%);
}

/* === DARK MODE === */
body.dark-mode nav {
  background: linear-gradient(135deg, #080c1a 0%, #0d1533 60%, #1a2952 100%) !important;
}
body.dark-mode nav.admin {
  background: linear-gradient(135deg, #1a0808 0%, #2d0d0d 60%, #4a1818 100%) !important;
}

/* === BASE NAV === */
nav {
  background: var(--nav-bg);
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  overflow: visible;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.15);
  flex-wrap: nowrap;
  position: relative;
  z-index: 9999;
}

/* === BRAND === */
.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.nav-brand img {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.4);
}
.nav-brand span {
  color: #fff;
  font-weight: 800;
  font-size: 15px;
  letter-spacing: 2px;
  text-transform: uppercase;
  font-family: 'Montserrat', sans-serif;
}

/* === ADMIN BADGE === */
.admin-badge {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  padding: 4px 12px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
}

/* === NAV LINKS (desktop) === */
.nav-links {
  display: flex;
  gap: 6px;
  align-items: center;
  flex-wrap: nowrap;
}
.nav-links a {
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  font-size: 12px;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: 8px;
  transition: all 0.2s;
  white-space: nowrap;
}
.nav-links a:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.15);
}
.nav-links a.active {
  color: #fff;
  background: rgba(255, 255, 255, 0.2);
}

/* === DROPDOWN === */
.nav-dropdown {
  position: relative;
  display: inline-flex;
  align-items: center;
}
.nav-dropdown > a {
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  font-size: 12px;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: 8px;
  transition: all 0.2s;
  cursor: pointer;
}
.nav-dropdown:hover > a {
  color: #fff;
  background: rgba(255, 255, 255, 0.15);
}
.nav-dropdown-content {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: #1a3399;
  border-radius: 8px;
  padding: 8px 0;
  min-width: 180px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
  z-index: 1000;
}
.nav-dropdown:hover .nav-dropdown-content {
  display: block;
}
.nav-dropdown-content a {
  display: block;
  padding: 10px 20px;
  font-size: 13px;
  border-radius: 0;
}

/* === HAMBURGER BUTTON === */
.nav-hamburger {
  display: none;
  background: none;
  border: none;
  color: #fff;
  font-size: 22px;
  cursor: pointer;
  padding: 8px;
  border-radius: 6px;
  transition: background 0.2s;
}
.nav-hamburger:hover {
  background: rgba(255, 255, 255, 0.15);
}

/* === MOBILE (≤768px) === */
@media (max-width: 768px) {
  nav {
    padding: 0 16px;
    flex-wrap: wrap;
    height: auto;
    min-height: 64px;
  }

  .nav-brand {
    display: flex;
    align-items: center;
  }
  .nav-brand span {
    font-size: 14px;
  }

  .nav-hamburger {
    display: block;
    position: absolute;
    right: 12px;
    top: 16px;
  }

  .nav-links {
    display: none;
    width: 100%;
    order: 3;
    background: linear-gradient(135deg, #0d1f6d 0%, #1a3399 60%, #2b4ecf 100%);
    flex-direction: column;
    padding: 16px 24px;
    gap: 4px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
  }
  .nav-links.mobile-open {
    display: flex;
  }
  .nav-links a {
    padding: 12px 16px;
    font-size: 14px !important;
    border-radius: 8px;
  }

  /* Dropdown in mobile = stacked */
  .nav-dropdown {
    display: block;
  }
  .nav-dropdown > a {
    display: block;
    padding: 12px 16px;
    font-size: 14px;
  }
  .nav-dropdown-content {
    position: static;
    display: block;
    background: rgba(0, 0, 0, 0.15);
    box-shadow: none;
    border-radius: 8px;
    margin: 4px 0 4px 16px;
    padding: 4px 0;
  }
  .nav-dropdown-content a {
    padding: 10px 16px;
    font-size: 13px;
  }
}

/* === SMALL MOBILE (≤480px) === */
@media (max-width: 480px) {
  .nav-brand span {
    font-size: 13px;
  }
}

/* === TOGGLE SCRIPT (inline on each page) ===
   function toggleMobileNav() {
     var nl = document.querySelector('.nav-links');
     if (nl) nl.classList.toggle('mobile-open');
   }
   ==============================================*/