/* css/header.css */

/* Basic reset helpers */
.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* Theme tokens (Light default) */
:root {
  --rz-bg: #ffffff;
  --rz-bg-soft: #f6f7f9;
  --rz-border: #e5e7eb;
  --rz-text: #0f172a;
  --rz-text-soft: #334155;

  --rz-brand: #2563eb;
  --rz-brand-hover: #1d4ed8;

  --rz-shadow: 0 10px 25px rgba(0, 0, 0, 0.06);
  --rz-radius: 12px;

  --rz-container: 1200px;
  --rz-pad-x: 16px;
  --rz-pad-y: 12px;
}

/* Dark theme overrides */
[data-theme="dark"] {
  --rz-bg: #0b1220;
  --rz-bg-soft: #111a2e;
  --rz-border: #22304a;
  --rz-text: #e5e7eb;
  --rz-text-soft: #cbd5e1;

  --rz-brand: #3b82f6;
  --rz-brand-hover: #60a5fa;

  --rz-shadow: 0 10px 25px rgba(0, 0, 0, 0.35);
}

.rz-nav {
  background: var(--rz-bg);
  border-bottom: 1px solid var(--rz-border);
  position: sticky;
  top: 0;
  z-index: 50;
}

.rz-nav__inner {
  max-width: var(--rz-container);
  margin: 0 auto;
  padding: var(--rz-pad-y) var(--rz-pad-x);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

/* Brand */
.rz-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.rz-brand__logo {
  height: 32px;
  width: auto;
  display: block;
}

.rz-brand__name {
  font-size: 18px;
  font-weight: 700;
  color: var(--rz-text);
  letter-spacing: 0.2px;
}

/* Actions */
.rz-actions {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.rz-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* Buttons */
.rz-btn {
  border: 1px solid transparent;
  background: transparent;
  color: var(--rz-text);
  padding: 9px 12px;
  border-radius: 10px;
  font-size: 14px;
  line-height: 1;
  cursor: pointer;
  display: inline-flex;
  gap: 8px;
  align-items: center;
  user-select: none;
}

.rz-btn--ghost {
  border-color: transparent;
  background: transparent;
}

.rz-btn--ghost:hover {
  background: var(--rz-bg-soft);
}

.rz-btn:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.25);
}

.rz-caret {
  opacity: 0.9;
}

/* Burger (mobile) */
.rz-burger {
  border: 1px solid transparent;
  background: transparent;
  color: var(--rz-text);
  padding: 8px;
  border-radius: 10px;
  cursor: pointer;
  display: none; /* shown on mobile */
}

.rz-burger:hover {
  background: var(--rz-bg-soft);
}

.rz-burger:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.25);
}

/* Menu */
.rz-menu {
  width: 100%;
  display: flex;
  justify-content: flex-start;
}

.rz-menu__list {
  list-style: none;
  padding: 0;
  margin: 6px 0 0 0;
  display: flex;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
}

.rz-link {
  color: var(--rz-text-soft);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  padding: 8px 2px;
  border-bottom: 2px solid transparent;
}

.rz-link:hover {
  color: var(--rz-text);
  border-bottom-color: rgba(37, 99, 235, 0.55);
}

/* Dropdown */
.rz-dropdown {
  position: relative;
}

.rz-dropdown__menu {
  position: absolute;
  right: 0;
  top: calc(100% + 8px);
  min-width: 180px;
  background: var(--rz-bg);
  border: 1px solid var(--rz-border);
  border-radius: var(--rz-radius);
  box-shadow: var(--rz-shadow);
  padding: 6px;
  display: none;
}

.rz-dropdown__menu.is-open {
  display: block;
}

.rz-dropdown__item {
  display: block;
  padding: 10px 10px;
  border-radius: 10px;
  color: var(--rz-text);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
}

.rz-dropdown__item:hover {
  background: var(--rz-bg-soft);
}

/* Responsive */
@media (max-width: 860px) {
  .rz-burger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .rz-menu {
    display: none;
    width: 100%;
  }

  .rz-menu.is-open {
    display: block;
  }

  .rz-menu__list {
    margin-top: 10px;
    gap: 10px;
    flex-direction: column;
    align-items: stretch;
    background: var(--rz-bg);
    border: 1px solid var(--rz-border);
    border-radius: var(--rz-radius);
    padding: 10px;
  }

  .rz-link {
    padding: 10px 10px;
    border-radius: 10px;
    border-bottom: none;
  }

  .rz-link:hover {
    background: var(--rz-bg-soft);
  }

  .rz-btn__text {
    display: none; /* Optional: make buttons more compact on mobile */
  }
}