/* Header styles for EpiicRealmWorld */

.erw-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: radial-gradient(circle at top left, rgba(0, 255, 153, 0.25), transparent 55%),
              radial-gradient(circle at top right, rgba(0, 174, 255, 0.25), transparent 55%),
              #05060a;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(18px);
}

.erw-header__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.75rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.erw-header__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: #f7f7ff;
}

.erw-header__logo-mark {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 0.9rem;
  background: conic-gradient(from 180deg, #00aeff, #00ff99, #00aeff);
  box-shadow: 0 0 24px rgba(0, 255, 153, 0.6);
  position: relative;
}

.erw-header__logo-mark::after {
  content: "";
  position: absolute;
  inset: 3px;
  border-radius: inherit;
  background: #05060a;
}

.erw-header__brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.erw-header__brand-name {
  font-family: "Rajdhani", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 1.1rem;
}

.erw-header__brand-tagline {
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(226, 234, 255, 0.7);
}

/* Nav */

.erw-header__nav {
  margin-left: auto;
}

.erw-header__nav-list {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.erw-header__nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.7rem;
  border-radius: 999px;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(237, 243, 255, 0.85);
  text-decoration: none;
  transition: color 0.15s ease, background-color 0.15s ease, box-shadow 0.15s ease, transform 0.12s ease;
}

.erw-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0.9rem;
  right: 0.9rem;
  bottom: 0.3rem;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, #00aeff, #00ff99);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.18s ease-out;
}

.erw-header__nav-link:hover,
.erw-header__nav-link:focus-visible {
  color: #ffffff;
  background-color: rgba(0, 174, 255, 0.18);
  box-shadow: 0 0 0 1px rgba(0, 174, 255, 0.6);
}

.erw-header__nav-link:hover::after,
.erw-header__nav-link:focus-visible::after {
  transform: scaleX(1);
}

.erw-header__nav-link:focus-visible {
  outline: 2px solid #00ff99;
  outline-offset: 2px;
}

.erw-header__nav-item--accent .erw-header__nav-link {
  background: linear-gradient(135deg, #00aeff, #00ff99);
  color: #05060a;
  box-shadow: 0 0.4rem 1.2rem rgba(0, 255, 153, 0.45);
}

.erw-header__nav-item--accent .erw-header__nav-link::after {
  display: none;
}

.erw-header__nav-link--accent:hover,
.erw-header__nav-link--accent:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 0.6rem 1.6rem rgba(0, 255, 153, 0.55);
}

.erw-header__nav-icon {
  font-size: 0.9rem;
}

/* Toggle button */

.erw-header__toggle {
  display: none;
  position: relative;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(5, 6, 10, 0.8);
  color: inherit;
  cursor: pointer;
  padding: 0;
  align-items: center;
  justify-content: center;
  transition: background-color 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease, transform 0.1s ease;
}

.erw-header__toggle:hover,
.erw-header__toggle:focus-visible {
  background: rgba(10, 16, 30, 0.9);
  border-color: rgba(0, 174, 255, 0.9);
  box-shadow: 0 0 0 1px rgba(0, 174, 255, 0.6);
}

.erw-header__toggle:focus-visible {
  outline: 2px solid #00ff99;
  outline-offset: 2px;
}

.erw-header__toggle-bar {
  position: absolute;
  width: 1.3rem;
  height: 2px;
  border-radius: 999px;
  background: #ffffff;
  transition: transform 0.18s ease, opacity 0.16s ease, top 0.18s ease, bottom 0.18s ease;
}

.erw-header__toggle-bar:nth-child(1) {
  top: 0.85rem;
}

.erw-header__toggle-bar:nth-child(2) {
  top: 50%;
  transform: translateY(-50%);
}

.erw-header__toggle-bar:nth-child(3) {
  bottom: 0.85rem;
}

.erw-header__toggle--active .erw-header__toggle-bar:nth-child(1) {
  top: 50%;
  transform: translateY(-50%) rotate(45deg);
}

.erw-header__toggle--active .erw-header__toggle-bar:nth-child(2) {
  opacity: 0;
}

.erw-header__toggle--active .erw-header__toggle-bar:nth-child(3) {
  bottom: auto;
  top: 50%;
  transform: translateY(-50%) rotate(-45deg);
}

/* Mobile layout */

@media (max-width: 768px) {
  .erw-header__inner {
    padding-block: 0.5rem;
  }

  .erw-header__toggle {
    display: inline-flex;
  }

  .erw-header__nav {
    position: absolute;
    inset-inline: 0;
    top: 100%;
    background: rgba(5, 6, 10, 0.98);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    transform-origin: top;
    transform: scaleY(0);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.16s ease-out, opacity 0.16s ease-out, visibility 0.16s step-end;
  }

  .erw-header__nav-list {
    flex-direction: column;
    align-items: stretch;
    padding: 0.75rem 1.25rem 1rem;
    gap: 0.25rem;
  }

  .erw-header__nav-link {
    width: 100%;
    justify-content: flex-start;
    padding: 0.65rem 0.9rem;
    border-radius: 0.8rem;
    font-size: 0.95rem;
  }

  .erw-header__nav--open {
    transform: scaleY(1);
    opacity: 1;
    visibility: visible;
    transition: transform 0.2s ease-out, opacity 0.2s ease-out, visibility 0s;
  }
}

/* Medium and up */

@media (min-width: 769px) {
  .erw-header__nav {
    display: block;
  }
}

/* High contrast preference */

@media (prefers-contrast: more) {
  .erw-header {
    border-bottom-color: rgba(255, 255, 255, 0.3);
  }

  .erw-header__nav-link {
    box-shadow: none;
  }
}