/*
  Landing nav — MindyCards + Zombie Jumper.
  Desktop: full row. Mobile: brand + Menu closed; Menu title + Close when open.
*/

[data-landing-nav] .header-inner,
[data-landing-nav] .zj-header-inner {
  flex-wrap: nowrap;
  min-width: 0;
  height: 72px;
  align-items: center;
}

[data-landing-nav] .brand,
[data-landing-nav] .zj-brand {
  flex-shrink: 0;
  white-space: nowrap;
}

[data-landing-nav] .main-nav,
[data-landing-nav] .header-actions,
[data-landing-nav] .zj-header-actions {
  flex-shrink: 0;
}

[data-landing-nav] .main-nav {
  flex-wrap: nowrap;
}

[data-landing-nav] .main-nav a,
[data-landing-nav] .header-back,
[data-landing-nav] .zj-back,
[data-landing-nav] .nav-chip,
[data-landing-nav] .header-actions .btn,
[data-landing-nav] .landing-nav-menu {
  white-space: nowrap;
}

.landing-nav-menu,
.landing-nav-close,
.landing-nav-open-title {
  display: none;
}

.landing-nav-menu {
  align-items: center;
  gap: 0.5rem;
  margin-left: auto;
  min-height: 2.75rem;
  padding: 0.5rem 0.875rem;
  border-radius: 999px;
  font: inherit;
  font-weight: 700;
  font-size: 0.9375rem;
  cursor: pointer;
}

.landing-nav-menu svg,
.landing-nav-close svg {
  width: 1.125rem;
  height: 1.125rem;
  display: block;
  flex: none;
}

.landing-nav-panel {
  display: none;
}

[data-landing-nav='mindycards'] .landing-nav-menu,
[data-landing-nav='mindycards'] .landing-nav-close {
  border: 1px solid var(--border-firm, #c9c1d2);
  background: var(--surface, #fff);
  color: var(--ink, #2a352f);
}

[data-landing-nav='zombie'] .landing-nav-menu,
[data-landing-nav='zombie'] .landing-nav-close {
  border: 1px solid #5a6a5a;
  background: #2a322a;
  color: #f4f1ea;
  border-radius: 14px;
  box-shadow: none;
}

.landing-nav-close {
  align-items: center;
  gap: 0.5rem;
  margin-left: auto;
  min-height: 2.75rem;
  padding: 0.5rem 0.875rem;
  border-radius: 999px;
  font: inherit;
  font-weight: 700;
  font-size: 0.9375rem;
  cursor: pointer;
}

.landing-nav-open-title {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 700;
}

/* —— Desktop —— */
@media (min-width: 761px) {
  [data-landing-nav] .landing-nav-menu,
  [data-landing-nav] .landing-nav-close,
  [data-landing-nav] .landing-nav-open-title,
  [data-landing-nav] .landing-nav-panel {
    display: none !important;
  }

  [data-landing-nav][data-nav-layout='inline'] .main-nav {
    display: flex;
  }
}

/* —— Mobile —— */
@media (max-width: 760px) {
  [data-landing-nav] {
    position: sticky;
    top: 0;
    z-index: 80;
  }

  [data-landing-nav] .header-inner,
  [data-landing-nav] .zj-header-inner {
    height: 72px;
    justify-content: space-between;
    gap: 12px;
  }

  [data-landing-nav] .landing-nav-desktop {
    display: none !important;
  }

  [data-landing-nav][data-nav-layout='menu'] .landing-nav-menu {
    display: inline-flex;
  }

  [data-landing-nav] .zj-brand {
    flex: 1 1 auto;
    min-width: 0;
    font-size: 1.35rem;
  }

  /* Open: full-viewport shell. Fixed panel inside sticky+backdrop-filter
     header collapses to ~0 height (filter creates a containing block). */
  [data-landing-nav][data-menu-open] {
    position: fixed;
    inset: 0;
    z-index: 200;
    height: 100%;
    max-height: 100dvh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
  }

  [data-landing-nav='mindycards'][data-menu-open] {
    background: var(--bg, #f6f4ee);
    border-bottom: 0;
  }

  [data-landing-nav='zombie'][data-menu-open] {
    background: #1c211c;
    border-bottom: 0;
  }

  [data-landing-nav][data-menu-open] .header-inner,
  [data-landing-nav][data-menu-open] .zj-header-inner {
    flex: none;
    width: 100%;
  }

  /* Open: swap brand+Menu for Menu title + Close */
  [data-landing-nav][data-menu-open] .brand,
  [data-landing-nav][data-menu-open] .zj-brand,
  [data-landing-nav][data-menu-open] .landing-nav-menu {
    display: none !important;
  }

  [data-landing-nav][data-menu-open] .landing-nav-open-title {
    display: block;
  }

  [data-landing-nav][data-menu-open] .landing-nav-close {
    display: inline-flex;
  }

  [data-landing-nav='zombie'][data-menu-open] .landing-nav-open-title {
    font-family: 'Creepster', cursive;
    font-size: 1.75rem;
    color: #9fd4b0;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    text-shadow: none;
  }

  [data-landing-nav='zombie'][data-menu-open] .landing-nav-close {
    border: 1px solid #5a6a5a;
    background: #2a322a;
    color: #f4f1ea;
    border-radius: 14px;
    box-shadow: none;
  }

  [data-landing-nav][data-menu-open] .landing-nav-panel {
    display: block;
    position: relative;
    inset: auto;
    z-index: auto;
    flex: 1 1 auto;
    min-height: 0;
    overflow: auto;
    -webkit-overflow-scrolling: touch;
    padding: 16px 16px max(24px, env(safe-area-inset-bottom));
    box-sizing: border-box;
  }

  html[data-landing-nav-open] {
    overflow: hidden;
  }

  [data-landing-nav='mindycards'] .landing-nav-panel {
    background: var(--bg, #f6f4ee);
    color: var(--ink, #2a352f);
    border-top: 1px solid var(--border, #ded8ce);
  }

  [data-landing-nav='zombie'] .landing-nav-panel {
    background: #1c211c;
    color: #f4f1ea;
    border-top: 0;
  }

  .landing-nav-panel__downloads {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 24px;
  }

  .landing-nav-store {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 52px;
    padding: 12px 16px;
    border-radius: 14px;
    font: inherit;
    font-weight: 700;
    font-size: 0.95rem;
    text-decoration: none;
    box-sizing: border-box;
  }

  .landing-nav-store svg {
    width: 1.35rem;
    height: 1.35rem;
    flex: none;
  }

  [data-landing-nav='mindycards'] .landing-nav-store--primary {
    background: var(--accent, #6b4d7d);
    color: var(--on-accent, #fff);
    border: 0;
  }

  [data-landing-nav='mindycards'] .landing-nav-store--secondary {
    background: var(--surface, #fff);
    color: var(--ink, #2a352f);
    border: 1px solid var(--border-firm, #c9c1d2);
  }

  [data-landing-nav='zombie'] .landing-nav-store--primary {
    background: #98b875;
    color: #142016;
    border: 0;
    box-shadow: none;
    border-radius: 16px;
  }

  [data-landing-nav='zombie'] .landing-nav-store--secondary {
    background: #2a322a;
    color: #f4f1ea;
    border: 1px solid #4a554a;
    box-shadow: none;
    border-radius: 16px;
  }

  [data-landing-nav='zombie'] .landing-nav-panel__section {
    color: #8a9a8a;
    opacity: 1;
  }

  [data-landing-nav='zombie'] .landing-nav-row-meta {
    color: #9fd4b0;
    opacity: 1;
  }

  .landing-nav-panel__section {
    margin: 0 0 10px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    opacity: 0.72;
  }

  .landing-nav-panel__group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin: 0 0 22px;
    padding: 0;
    list-style: none;
  }

  .landing-nav-row {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    min-height: 52px;
    padding: 12px 14px;
    border-radius: 14px;
    font: inherit;
    font-weight: 600;
    font-size: 1rem;
    text-align: left;
    text-decoration: none;
    box-sizing: border-box;
    cursor: pointer;
  }

  .landing-nav-row svg {
    width: 1.25rem;
    height: 1.25rem;
    flex: none;
  }

  .landing-nav-row-label {
    flex: 1 1 auto;
    min-width: 0;
  }

  .landing-nav-row-meta {
    flex: none;
    font-size: 0.85rem;
    font-weight: 700;
    opacity: 0.75;
  }

  [data-landing-nav='mindycards'] .landing-nav-row {
    background: var(--surface, #fff);
    color: var(--ink, #2a352f);
    border: 1px solid var(--border, #ded8ce);
  }

  [data-landing-nav='zombie'] .landing-nav-row {
    background: #2a322a;
    color: #f4f1ea;
    border: 1px solid #4a554a;
    box-shadow: none;
    border-radius: 16px;
  }

  .landing-nav-panel .lang-menu {
    position: relative;
    width: 100%;
  }

  .landing-nav-panel .lang-menu > .nav-chip,
  .landing-nav-panel .a11y-open.landing-nav-row {
    width: 100%;
    justify-content: flex-start;
  }

  .landing-nav-panel .lang-menu > .nav-chip {
    display: flex;
    align-items: center;
    gap: 12px;
    min-height: 52px;
    padding: 12px 14px;
    border-radius: 14px;
    font-size: 1rem;
    font-weight: 600;
  }

  [data-landing-nav='mindycards'] .landing-nav-panel .lang-menu > .nav-chip {
    background: var(--surface, #fff);
    color: var(--ink, #2a352f);
    border: 1px solid var(--border, #ded8ce);
  }

  [data-landing-nav='zombie'] .landing-nav-panel .lang-menu > .nav-chip {
    border-radius: 16px;
    border: 1px solid #4a554a;
    background: #2a322a;
    color: #f4f1ea;
    box-shadow: none;
  }

  [data-landing-nav='zombie'] .landing-nav-panel .lang-menu > .nav-chip .landing-nav-row-meta,
  [data-landing-nav='zombie'] .landing-nav-panel .lang-menu > .nav-chip .lang-chevron {
    color: #9fd4b0;
  }

  [data-landing-nav='zombie'][data-menu-open] .zj-header-inner {
    border-bottom: 0;
    background: #1c211c;
  }

  [data-landing-nav='zombie'][data-menu-open] {
    border-bottom: 0;
  }

  .landing-nav-panel .lang-menu .lang-chevron,
  .landing-nav-panel [data-a11y-label] {
    display: inline;
  }

  /* The language row is the last item, so a downward list is clipped
     off the bottom of the phone. Open it upward, over the menu. */
  .landing-nav-panel .lang-list {
    position: absolute;
    top: auto;
    bottom: calc(100% + 8px);
    left: 0;
    right: 0;
    width: auto;
    max-width: none;
    margin: 0;
    z-index: 5;
    max-height: min(60dvh, 20rem);
    overflow: auto;
  }

  [data-landing-nav='zombie'] .landing-nav-panel .lang-list {
    background: #2a322a;
    color: #f4f1ea;
    border-color: #4a554a;
  }

  [data-landing-nav='zombie'] .landing-nav-panel .lang-list button[aria-selected='true'] {
    color: #9fd4b0;
  }
}