/* -----------------------------------------------------------------------
   Header & Navigation - Pristine Finserve
   ------------------------------------------------------------------------ */

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes dropIn {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  .navbar { animation: none; }
  .nav-dropdown-link { animation: none !important; }
  .nav-dropdown-menu { transition: none !important; }
  .nav-dropdown > .nav-link i { transition: none !important; }
}

.navbar {
  animation: fadeInDown 0.5s ease 0.1s forwards;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--navbar-height);
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.5);
  transition: all var(--transition-base);
  overflow: visible;
}

.navbar.scrolled {
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
}

.navbar-brand img {
  height: 48px;
  width: auto;
  max-width: 150px;
}

.navbar-brand .logo-icon {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--color-royal-blue), var(--color-deep-navy));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-weight: 800;
  font-size: var(--text-lg);
}

.navbar-brand .logo-text {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-deep-navy);
  white-space: nowrap;
}
.navbar-brand .logo-text span {
  color: var(--color-deep-navy);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

@media (min-width: 993px) {
  .nav-dropdown-menu.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .nav-dropdown-menu.open-upward {
    top: auto;
    bottom: 100%;
    transform: translateY(-10px);
  }

  .nav-dropdown-menu.open-upward.open {
    transform: translateY(0);
  }

  .nav-dropdown:hover .nav-dropdown-menu.open-upward {
    transform: translateY(0);
  }
}

.nav-link {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  text-decoration: none;
  position: relative;
  white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-royal-blue);
  background: rgba(26, 86, 219, 0.04);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 3px;
  background: var(--color-royal-blue);
  border-radius: var(--radius-full);
}

.nav-cta {
  margin-left: var(--space-4);
}

.nav-dropdown {
  position: relative;
}

.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  padding: var(--space-3);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-base);
  z-index: 100;
  border: 1px solid var(--color-border);
}

.nav-dropdown:hover .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-dropdown-link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  text-decoration: none;
}
.nav-dropdown-link:hover {
  background: rgba(26, 86, 219, 0.04);
  color: var(--color-royal-blue);
}

.nav-dropdown > .nav-link i {
  font-size: 10px;
  margin-left: 4px;
  transition: transform var(--transition-base);
}

.nav-dropdown.open > .nav-link i {
  transform: rotate(180deg);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  justify-content: center;
  align-items: center;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 3px;
  background: var(--color-deep-navy);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translateY(9px);
}
.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translateY(-9px);
}

@media (max-width: 992px) {
  .nav-menu {
    position: fixed;
    top: var(--navbar-height);
    right: 0;
    width: min(340px,100%);
    height: calc(100vh - var(--navbar-height));
    background: var(--color-white);
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-2) 0;
    box-shadow: var(--shadow-xl);
    border-left: 1px solid var(--color-border);
    transform: translateX(100%);
    transition: transform .3s ease;
    overflow-y: auto;
    overflow-x: hidden;
  }

  .nav-menu.open {
    transform: translateX(0);
  }

  .nav-link {
    padding: 14px var(--space-4);
    font-size: var(--text-base);
    border-radius: 0;
    border-bottom: 1px solid var(--color-border);
    width: 100%;
  }

  .nav-link.active::after { display: none; }

  .nav-link.active,
  .nav-link:hover { background: rgba(26, 86, 219, 0.04); }

  .nav-cta {
    margin: var(--space-4) var(--space-4) 0;
    width: 100%;
  }
  .nav-cta .btn { width: 100%; padding: 14px 24px; font-size: var(--text-base); }

  .nav-toggle { display: flex; }

  .nav-dropdown > .nav-link {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 4px;
  }

  .nav-dropdown > .nav-link i { font-size: 12px; transition: transform .35s ease; }

  .nav-dropdown.open > .nav-link i { transform: rotate(180deg); }

  .nav-dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    padding: 0;
    background: transparent;
    max-height: 0;
    overflow: hidden;
    transition: max-height .35s ease;
  }

  .nav-dropdown.open .nav-dropdown-menu {
    max-height: 800px;
  }

  .nav-dropdown-link {
    padding: 14px var(--space-4);
    font-size: var(--text-base);
    border-bottom: 1px solid var(--color-border);
    border-radius: 0;
    animation: none;
  }

  .nav-dropdown.open .nav-dropdown-link {
    animation: dropIn .3s ease both;
  }

  .nav-dropdown.open .nav-dropdown-link:nth-child(1) { animation-delay: 0s; }
  .nav-dropdown.open .nav-dropdown-link:nth-child(2) { animation-delay: .05s; }
  .nav-dropdown.open .nav-dropdown-link:nth-child(3) { animation-delay: .1s; }
  .nav-dropdown.open .nav-dropdown-link:nth-child(4) { animation-delay: .15s; }
  .nav-dropdown.open .nav-dropdown-link:nth-child(5) { animation-delay: .2s; }
  .nav-dropdown.open .nav-dropdown-link:nth-child(6) { animation-delay: .25s; }
  .nav-dropdown.open .nav-dropdown-link:nth-child(7) { animation-delay: .3s; }

  .nav-dropdown-link:last-child { border-bottom: none; }
}


@media (max-width: 768px) {
  :root {
    --navbar-height: 72px;
  }

  .navbar-brand img { height: 42px; }
  .navbar-brand .logo-text { font-size: var(--text-lg); }
}

@media (max-width: 480px) {
  :root {
    --navbar-height: 64px;
  }

  .navbar-brand img { height: 36px; }
  .navbar-brand .logo-text { font-size: var(--text-base); }
}

@media print {
  .navbar { display: none; }
}


/* ===== Responsive Improvements ===== */

html,
body{
  overflow-x:hidden;
}

.container{
  width:min(1320px,100%);
  margin:0 auto;
  padding-inline:24px;
  box-sizing:border-box;
}

@media (min-width:1200px){
  .navbar-brand{margin-right:40px;}
  .nav-menu{gap:4px;}
  .nav-link{padding:8px 12px;font-size:15px;}
}

@media (min-width:992px) and (max-width:1199px){
  .navbar-brand{margin-right:24px;}
  .navbar .container{padding-inline:24px;}
  .nav-menu{gap:2px;}
  .nav-link{padding:8px 8px;font-size:14px;}
}

@media (max-width:991px){
  .nav-toggle{display:flex;}
  .navbar .container{padding-inline:16px;}
}

@media (max-width:767px){
  :root{
    --navbar-height:64px;
  }
  .navbar-brand img{height:36px;}
  .navbar-brand .logo-text{font-size:var(--text-base);}
  .nav-menu{width:100%;}
}