/* ==========================================================================
   navigation.css — Top Nav (Desktop) + Bottom Nav (Mobile)
   Aqualizer Design System v2
   ========================================================================== */

/* --------------------------------------------------------------------------
   Header-Layout (Modern überschreibt das Grid aus style.css auf Flex)
   -------------------------------------------------------------------------- */
.site-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.site-header .logo {
  flex: 1;
}

/* --------------------------------------------------------------------------
   Top Navigation — Desktop
   -------------------------------------------------------------------------- */
.nav {
  display: none;
  align-items: center;
  gap: var(--spacing-xs);
}

@media (min-width: 768px) {
  .nav { display: flex; }
}

.nav__link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-muted);
  text-decoration: none;
  white-space: nowrap;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-family);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.nav__link:hover {
  color: var(--color-text);
  background-color: var(--color-bg-elevated);
  text-decoration: none;
}

.nav__link--active {
  color: var(--color-accent);
  background-color: var(--color-accent-bg);
}

.nav__link--active:hover {
  color: var(--color-accent);
  background-color: var(--color-accent-bg);
}

/* Logout-Formular im Top Nav */
.nav .logout-form {
  display: flex;
  align-items: center;
  margin: 0;
}

/* --------------------------------------------------------------------------
   Profil-Avatar-Kreis (Modern — oben rechts)
   -------------------------------------------------------------------------- */
.admin-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(245, 158, 11, 0.1);
  border: 2px solid rgba(245, 158, 11, 0.4);
  color: var(--color-warning);
  font-size: var(--font-size-sm);
  font-weight: 700;
  text-decoration: none;
  flex-shrink: 0;
  transition: border-color var(--transition-fast), background var(--transition-fast);
  cursor: pointer;
}

.admin-badge:hover {
  background: rgba(245, 158, 11, 0.2);
  border-color: var(--color-warning);
  text-decoration: none;
}

.admin-badge--active {
  background: rgba(245, 158, 11, 0.2);
  border-color: var(--color-warning);
}

/* ── Admin Plan-Preview Toggle ── */
.plan-preview-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
  flex-shrink: 0;
  transition: all .15s;
  white-space: nowrap;
  border: none;
}
.plan-preview-toggle.is-premium {
  background: rgba(45, 212, 191, .1);
  border: 1.5px solid rgba(45, 212, 191, .4);
  color: #2dd4bf;
}
.plan-preview-toggle.is-premium:hover {
  background: rgba(45, 212, 191, .2);
  border-color: #2dd4bf;
}
.plan-preview-toggle.is-free {
  background: rgba(239, 68, 68, .15);
  border: 1.5px solid rgba(239, 68, 68, .5);
  color: #f87171;
  animation: pulse-free 2s ease-in-out infinite;
}
.plan-preview-toggle.is-free:hover {
  background: rgba(239, 68, 68, .25);
}
@keyframes pulse-free {
  0%, 100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, .3); }
  50%       { box-shadow: 0 0 0 4px rgba(239, 68, 68, 0); }
}

.profile-avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-bg-elevated);
  border: 2px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  font-weight: 700;
  text-decoration: none;
  flex-shrink: 0;
  transition: border-color var(--transition-fast), color var(--transition-fast), background var(--transition-fast);
  cursor: pointer;
  margin-left: var(--spacing-sm);
}

.profile-avatar:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: var(--color-accent-bg);
  text-decoration: none;
}

.profile-avatar--active {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: var(--color-accent-bg);
}

/* --------------------------------------------------------------------------
   Profil-Dropdown-Menü
   -------------------------------------------------------------------------- */
.profile-menu-wrap {
  position: relative;
}

.profile-menu {
  position: absolute;
  right: 0;
  top: calc(100% + 8px);
  width: 200px;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 32px rgba(0,0,0,.45);
  z-index: 1000;
  overflow: hidden;
  padding: 4px 0;
}

.profile-menu__item {
  display: flex;
  align-items: center;
  width: 100%;
  padding: 10px 16px;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-family);
  transition: color var(--transition-fast), background-color var(--transition-fast);
  text-align: left;
  line-height: 1.4;
}

.profile-menu__item:hover {
  color: var(--color-text);
  background: var(--color-bg-card);
  text-decoration: none;
}

.profile-menu__item--active {
  color: var(--color-accent);
}

.profile-menu__item--danger {
  color: rgba(239,68,68,.8);
}

.profile-menu__item--danger:hover {
  color: #ef4444;
  background: rgba(239,68,68,.08);
}

.profile-menu__divider {
  height: 1px;
  background: var(--color-border);
  margin: 4px 0;
}

/* --------------------------------------------------------------------------
   Bottom Navigation — Mobile only
   -------------------------------------------------------------------------- */
.bottom-nav {
  display: none;
}

@media (max-width: 767px) {
  /* Consent-Banner über Bottom Nav schieben */
  #consent-bar {
    bottom: calc(64px + env(safe-area-inset-bottom, 0px)) !important;
  }

  /* Genug Platz unter dem Seiteninhalt */
  .content {
    padding-bottom: calc(64px + env(safe-area-inset-bottom, 0px) + 16px) !important;
  }

  /* ── Bar ── */
  .bottom-nav {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 200;
    height: calc(64px + env(safe-area-inset-bottom, 0px));
    background: rgba(17, 31, 58, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-top: 1px solid var(--color-border);
  }

  .bottom-nav__list {
    display: flex;
    width: 100%;
    margin: 0;
    padding: 0 0 env(safe-area-inset-bottom, 0px);
    list-style: none;
  }

  .bottom-nav__item {
    flex: 1;
  }

  /* ── Tab-Link ── */
  .bottom-nav__link {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    height: 64px;
    color: rgba(255, 255, 255, 0.55);
    text-decoration: none;
    position: relative;
    transition: color var(--transition-fast);
    -webkit-tap-highlight-color: transparent;
  }

  .bottom-nav__link svg {
    width: 24px;
    height: 24px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    flex-shrink: 0;
  }

  .bottom-nav__label {
    font-size: 10px;
    font-weight: var(--font-weight-medium);
    line-height: 1;
  }

  /* ── Aktiver Tab ── */
  .bottom-nav__link.active {
    color: #fff;
  }

  .bottom-nav__link.active::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 28px;
    height: 3px;
    background: var(--color-accent);
    border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  }

  .bottom-nav__link:hover:not(.active) {
    color: rgba(255, 255, 255, 0.85);
  }
}

/* Button-Reset für Becken-Picker-Trigger */
button.bottom-nav__link {
  background: none;
  border: none;
  padding: 0;
  margin: 0;
  font: inherit;
  cursor: pointer;
  width: 100%;
}

/* --------------------------------------------------------------------------
   Aquarium Picker — Bottom Sheet
   -------------------------------------------------------------------------- */
.aq-picker-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.55);
  z-index: 1100;
  backdrop-filter: blur(2px);
}
.aq-picker-backdrop.open { display: block; }

.aq-picker-sheet {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 1101;
  background: var(--color-bg-card, #111f3a);
  border-top: 1px solid var(--color-border, #1e3a5f);
  border-radius: 18px 18px 0 0;
  padding: 0 0 calc(env(safe-area-inset-bottom, 0px) + 12px);
  transform: translateY(100%);
  transition: transform .28s cubic-bezier(.32,1,.4,1);
  max-height: 80vh;
  overflow-y: auto;
}
.aq-picker-sheet.open { transform: translateY(0); }

.aq-picker-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 18px 10px;
  font-weight: 700;
  font-size: .95rem;
  color: var(--color-text, #f1f5f9);
  border-bottom: 1px solid var(--color-border, #1e3a5f);
}
.aq-picker-close {
  background: none; border: none; cursor: pointer;
  color: var(--color-text-muted, #94a3b8);
  font-size: 1.2rem; line-height: 1; padding: 2px 6px;
}
.aq-picker-close:hover { color: var(--color-text, #f1f5f9); }

.aq-picker-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  padding: 14px 14px 4px;
}

.aq-picker-tile {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  min-height: 110px;
  background: var(--color-bg-elevated, #1a2d4a);
  border: 1px solid var(--color-border, #1e3a5f);
  text-decoration: none;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  transition: border-color .15s, transform .15s;
}
.aq-picker-tile:hover { border-color: var(--color-accent, #2dd4bf); transform: translateY(-1px); }
.aq-picker-tile--img {
  background-size: cover;
  background-position: center;
}
.aq-picker-tile--img::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,.72) 0%, transparent 60%);
}
.aq-picker-tile-name {
  position: relative;
  z-index: 1;
  padding: 8px 10px;
  font-size: .82rem;
  font-weight: 700;
  color: #fff;
  text-shadow: 0 1px 3px rgba(0,0,0,.5);
}
.aq-picker-tile:not(.aq-picker-tile--img) .aq-picker-tile-name {
  color: var(--color-text, #f1f5f9);
  text-shadow: none;
}

.aq-picker-footer {
  display: flex;
  gap: 8px;
  padding: 10px 14px 18px;
  border-top: 1px solid var(--color-border, #1e3a5f);
  flex-wrap: wrap;
}
.aq-picker-action {
  flex: 1 1 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 14px;
  border-radius: 8px;
  background: rgba(45,212,191,.1);
  border: 1px solid rgba(45,212,191,.2);
  color: var(--color-accent, #2dd4bf);
  font-size: .85rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  font-family: inherit;
  line-height: 1.3;
  text-align: center;
}
.aq-picker-action:hover {
  background: rgba(45,212,191,.18);
  border-color: rgba(45,212,191,.4);
}
.aq-picker-action--premium {
  background: rgba(251,191,36,.1);
  border-color: rgba(251,191,36,.35);
  color: #fbbf24;
  gap: 6px;
}
.aq-picker-action--premium:hover {
  background: rgba(251,191,36,.18);
  border-color: rgba(251,191,36,.5);
}
.aq-picker-premium-badge {
  font-size: .7rem;
  background: rgba(251,191,36,.2);
  border-radius: 3px;
  padding: .1rem .35rem;
  letter-spacing: .04em;
  text-transform: uppercase;
}

/* --------------------------------------------------------------------------
   Desktop Aquarium Dropdown (nav-aq-drop)
   -------------------------------------------------------------------------- */
.nav-aq-drop {
  position: relative;
  display: inline-block;
}
.nav-aq-drop__btn {
  display: flex;
  align-items: center;
  gap: 5px;
}
.nav-aq-drop__chevron {
  transition: transform .2s;
  opacity: .6;
  flex-shrink: 0;
}
.nav-aq-drop__btn--open .nav-aq-drop__chevron {
  transform: rotate(180deg);
  opacity: 1;
}

.nav-aq-drop__panel {
  position: absolute;
  top: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  width: 300px;
  background: var(--color-bg-card, #0d2137);
  border: 1px solid var(--color-border, #1e3a5f);
  border-radius: 14px;
  box-shadow: 0 12px 40px rgba(0,0,0,.45);
  z-index: 500;
  overflow: hidden;
}
.nav-aq-drop__panel[hidden] { display: none; }

.nav-aq-drop__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  padding: 12px 12px 4px;
  max-height: 280px;
  overflow-y: auto;
}

.nav-aq-drop__tile {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  min-height: 72px;
  display: flex;
  align-items: flex-end;
  background: var(--color-bg-elevated, #0f2744);
  border: 1px solid var(--color-border, #1e3a5f);
  text-decoration: none;
  transition: border-color .15s, transform .15s;
}
.nav-aq-drop__tile:hover {
  border-color: var(--color-accent, #2dd4bf);
  transform: translateY(-1px);
}
.nav-aq-drop__tile--img {
  background-size: cover;
  background-position: center;
  min-height: 88px;
}
.nav-aq-drop__tile--img::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,.72) 0%, transparent 60%);
}
.nav-aq-drop__tile-name {
  position: relative;
  z-index: 1;
  padding: 6px 8px;
  font-size: .78rem;
  font-weight: 700;
  color: #fff;
  text-shadow: 0 1px 3px rgba(0,0,0,.5);
  line-height: 1.2;
}
.nav-aq-drop__tile:not(.nav-aq-drop__tile--img) .nav-aq-drop__tile-name {
  color: var(--color-text, #f1f5f9);
  text-shadow: none;
}

.nav-aq-drop__footer {
  display: flex;
  gap: 8px;
  padding: 8px 12px 12px;
  border-top: 1px solid var(--color-border, #1e3a5f);
  flex-wrap: wrap;
}

.nav-aq-drop__action {
  flex: 1 1 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 7px 10px;
  border-radius: 7px;
  background: rgba(45,212,191,.1);
  border: 1px solid rgba(45,212,191,.2);
  color: var(--color-accent, #2dd4bf);
  font-size: .8rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  font-family: inherit;
  line-height: 1.3;
  text-align: center;
  transition: background .15s, border-color .15s;
}
.nav-aq-drop__action:hover {
  background: rgba(45,212,191,.18);
  border-color: rgba(45,212,191,.4);
}
.nav-aq-drop__action--premium {
  background: rgba(251,191,36,.1);
  border-color: rgba(251,191,36,.35);
  color: #fbbf24;
  gap: 5px;
}
.nav-aq-drop__action--premium:hover {
  background: rgba(251,191,36,.18);
  border-color: rgba(251,191,36,.5);
}
.nav-aq-drop__premium-badge {
  font-size: .68rem;
  background: rgba(251,191,36,.2);
  border-radius: 3px;
  padding: .1rem .3rem;
  letter-spacing: .04em;
  text-transform: uppercase;
}

/* Hide desktop dropdown on mobile (bottom-nav handles it) */
@media (max-width: 767px) {
  .nav-aq-drop { display: none; }
}