/**
 * navbar.css — Enterprise Store Navigation
 * Fixed top navbar with scroll shrink effect and mobile drawer.
 */

/* =============================================
   NAVBAR BASE
============================================= */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: var(--transition-base);
  height: var(--navbar-height);
}

/* Scrolled state — added via JS */
.navbar.scrolled {
  height: var(--navbar-height-scrolled);
  background-color: rgba(255, 255, 255, 0.98);
  border-bottom-color: var(--color-border-light);
  box-shadow: var(--shadow-sm);
}

.navbar__spacer {
  height: var(--navbar-height);
}

/* =============================================
   NAVBAR CONTAINER
============================================= */

.navbar__container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: var(--space-8);
  /* Prevent overflow on small screens */
  overflow: hidden;
  min-width: 0;
}

/* Logo never shrinks */
.navbar__logo { flex-shrink: 0; }

/* Actions never shrink */
.navbar__actions { flex-shrink: 0; }

/* =============================================
   LOGO
============================================= */

.navbar__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  flex-shrink: 0;
  transition: var(--transition-fast);
}

.navbar__logo:hover {
  opacity: 0.85;
}

.navbar__logo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.3s var(--ease-spring);
}

.navbar__logo:hover .navbar__logo-icon {
  transform: rotate(-5deg) scale(1.05);
}

.navbar__logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.navbar__logo-name {
  font-size: var(--text-lg);
  font-weight: var(--font-extrabold);
  color: var(--color-primary-700);
  letter-spacing: var(--tracking-tight);
}

.navbar__logo-tagline {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  color: var(--color-accent-500);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
}

/* =============================================
   DESKTOP NAV LINKS
============================================= */

.navbar__nav {
  flex: 1;
  display: flex;
  justify-content: center;
}

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

.navbar__nav-link {
  position: relative;
  display: inline-block;
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
  text-decoration: none;
}

.navbar__nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary-700), var(--color-accent-500));
  border-radius: var(--radius-full);
  transform: translateX(-50%);
  transition: width 0.25s var(--ease-out);
}

.navbar__nav-link:hover {
  color: var(--color-primary-700);
  background-color: var(--color-primary-50);
}

.navbar__nav-link:hover::after {
  width: calc(100% - 32px);
}

.navbar__nav-link.active {
  color: var(--color-primary-700);
  font-weight: var(--font-semibold);
}

.navbar__nav-link.active::after {
  width: calc(100% - 32px);
}

/* =============================================
   NAVBAR ACTIONS
============================================= */

.navbar__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

.navbar__call-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: var(--transition-fast);
}

.navbar__call-btn:hover {
  color: var(--color-primary-700);
  background-color: var(--color-primary-50);
}

.navbar__login-btn {
  /* inherits .btn .btn--primary .btn--sm */
}

/* =============================================
   HAMBURGER BUTTON
============================================= */

.navbar__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: transparent;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  transition: var(--transition-fast);
  flex-shrink: 0;
}

.navbar__hamburger:hover {
  background-color: var(--color-primary-50);
}

.navbar__hamburger-line {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-text-primary);
  border-radius: var(--radius-full);
  transition: var(--transition-base);
  transform-origin: center;
}

/* Hamburger → X animation */
.navbar__hamburger.open .navbar__hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.navbar__hamburger.open .navbar__hamburger-line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.navbar__hamburger.open .navbar__hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* =============================================
   MOBILE MENU DRAWER
============================================= */

.navbar__mobile-menu {
  position: fixed;
  top: var(--navbar-height);
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-bg-primary);
  z-index: calc(var(--z-sticky) - 1);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.35s var(--ease-out);
  overflow-y: auto;
  border-top: 1px solid var(--color-border-light);
}

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

.navbar__mobile-nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  height: 100%;
}

.navbar__mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.navbar__mobile-nav-link {
  display: block;
  padding: var(--space-4) var(--space-4);
  font-size: var(--text-lg);
  font-weight: var(--font-medium);
  color: var(--color-text-primary);
  border-radius: var(--radius-lg);
  text-decoration: none;
  transition: var(--transition-fast);
  border-bottom: 1px solid var(--color-border-light);
}

.navbar__mobile-nav-link:hover {
  background-color: var(--color-primary-50);
  color: var(--color-primary-700);
  padding-left: var(--space-6);
}

.navbar__mobile-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-top: auto;
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border-light);
}

/* =============================================
   MOBILE BOTTOM ACTION BAR (Base — Hidden on Desktop)
============================================= */

.mobile-bottom-bar {
  display: none !important;
}

/* =============================================
   RESPONSIVE — compact actions on mobile, never hide buttons
============================================= */

@media (max-width: 768px) {
  /* Hide the center nav links */
  .navbar__nav { display: none; }

  /* REMOVE hamburger menu and mobile drawer */
  .navbar__hamburger { display: none !important; }
  .navbar__mobile-menu { display: none !important; }

  .navbar__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    padding-inline: var(--space-4);
    overflow: visible;
  }

  /* Logo: ensure "Kishor Enterprises" is clearly readable */
  .navbar__logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    min-width: 0;
    flex-shrink: 1;
    text-decoration: none;
  }

  .navbar__logo-icon {
    width: 30px;
    height: 30px;
    flex-shrink: 0;
  }

  .navbar__logo-icon svg {
    width: 30px;
    height: 30px;
  }

  .navbar__logo-text {
    display: flex;
    flex-direction: column;
    justify-content: center;
    line-height: 1.15;
    min-width: 0;
  }

  .navbar__logo-name {
    font-size: 15px;
    font-weight: var(--font-extrabold);
    color: var(--color-primary-700);
    letter-spacing: -0.01em;
    white-space: nowrap;
  }

  .navbar__logo-tagline {
    display: block !important;
    font-size: 9.5px;
    font-weight: var(--font-bold);
    color: var(--color-accent-500);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    white-space: nowrap;
  }

  /* Actions aligned to the right */
  .navbar__actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-left: auto;
    flex-shrink: 0;
  }

  /* Call Us action */
  .navbar__call-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    min-height: 36px;
    padding: 0;
    border-radius: var(--radius-lg);
    border: 1.5px solid var(--color-border-medium);
    background-color: var(--color-bg-secondary);
    color: var(--color-primary-700);
    transition: var(--transition-fast);
  }

  .navbar__call-btn:hover {
    background-color: var(--color-primary-50);
    border-color: var(--color-primary-700);
  }

  .navbar__call-btn .icon {
    width: 17px;
    height: 17px;
  }

  .navbar__call-btn span {
    display: none;
  }

  /* Login action */
  .navbar__login-btn {
    display: inline-flex !important;
    align-items: center;
    gap: 5px;
    height: 36px;
    min-height: 36px;
    padding: 0 var(--space-3) !important;
    font-size: var(--text-xs) !important;
    font-weight: var(--font-semibold);
    border-radius: var(--radius-lg);
    white-space: nowrap;
  }

  .navbar__login-btn .icon {
    display: inline-flex;
    width: 14px;
    height: 14px;
  }

  /* =============================================
     AUTHENTICATED MOBILE HEADER
     Branding on left, ONLY Logout on right.
     Hide call button, login, admin, profile, view store.
  ============================================= */
  body.is-authenticated .navbar .navbar__call-btn,
  body.is-authenticated .navbar #navbarLoginBtn,
  body.is-authenticated .navbar #navAdminBtn,
  body.is-authenticated .navbar #navProfileBtn {
    display: none !important;
  }

  body.is-authenticated .navbar #navLogoutBtn {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    gap: 6px;
    height: 36px;
    min-height: 36px;
    padding: 0 14px !important;
    font-size: var(--text-xs) !important;
    font-weight: var(--font-semibold);
    color: var(--color-error-600, #dc2626) !important;
    background-color: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.25);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: var(--transition-fast);
    white-space: nowrap;
    text-decoration: none;
    -webkit-tap-highlight-color: transparent;
  }

  body.is-authenticated .navbar #navLogoutBtn:hover,
  body.is-authenticated .navbar #navLogoutBtn:active {
    background-color: rgba(239, 68, 68, 0.16);
    border-color: rgba(239, 68, 68, 0.45);
    color: var(--color-error-600, #dc2626) !important;
  }

  body.is-authenticated .navbar #navLogoutBtn .icon {
    width: 14px;
    height: 14px;
    stroke: currentColor;
    stroke-width: 2.2;
    flex-shrink: 0;
  }

  /* =============================================
     FIXED BOTTOM ACTION BAR (Mobile Viewport)
  ============================================= */
  body.has-mobile-bottom-bar {
    padding-bottom: calc(76px + env(safe-area-inset-bottom, 0px)) !important;
  }

  body.has-mobile-bottom-bar .mobile-bottom-bar {
    display: block !important;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 250;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-top: 1px solid var(--color-border-light);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.08);
    padding-bottom: env(safe-area-inset-bottom, 0px);
    overflow: visible;
  }

  /* Admin bottom action bar: 3 actions */
  .mobile-bottom-bar__admin {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    height: 64px;
    padding: 0 var(--space-4);
    max-width: 500px;
    margin: 0 auto;
    position: relative;
  }

  .mobile-bottom-bar__action {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    text-decoration: none;
    color: var(--color-text-secondary);
    padding: 6px 12px;
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
    min-height: 48px;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
  }

  .mobile-bottom-bar__action--admin {
    justify-self: center;
  }

  .mobile-bottom-bar__action--store {
    justify-self: center;
  }

  .mobile-bottom-bar__action:hover,
  .mobile-bottom-bar__action:active {
    color: var(--color-primary-700);
    background-color: var(--color-primary-50);
  }

  .mobile-bottom-bar__icon-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
  }

  .mobile-bottom-bar__icon {
    width: 22px;
    height: 22px;
    stroke: currentColor;
    stroke-width: 2;
  }

  .mobile-bottom-bar__label {
    font-size: 11px;
    font-weight: var(--font-semibold);
    letter-spacing: var(--tracking-wide);
    color: inherit;
    white-space: nowrap;
    line-height: 1.2;
  }

  /* PhonePe-inspired prominent circular Call button */
  .mobile-bottom-bar__center-wrap {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0 var(--space-3);
  }

  .mobile-bottom-bar__circle-call {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    position: relative;
    top: -14px;
    margin-bottom: -14px;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
    transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
  }

  .mobile-bottom-bar__circle-call:active {
    transform: scale(0.94);
  }

  .mobile-bottom-bar__circle-btn {
    width: 54px;
    height: 54px;
    min-width: 54px;
    min-height: 54px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary-600) 0%, var(--color-primary-800) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    box-shadow: 0 6px 18px rgba(30, 61, 143, 0.35), 0 0 0 4px #ffffff;
    transition: box-shadow var(--transition-fast);
  }

  .mobile-bottom-bar__circle-call:hover .mobile-bottom-bar__circle-btn {
    box-shadow: 0 8px 22px rgba(30, 61, 143, 0.45), 0 0 0 4px #ffffff;
  }

  .mobile-bottom-bar__circle-icon {
    width: 24px;
    height: 24px;
    fill: #ffffff;
  }

  .mobile-bottom-bar__circle-label {
    font-size: 11px;
    font-weight: var(--font-bold);
    color: var(--color-primary-700);
    letter-spacing: 0.02em;
    margin-top: 3px;
    text-align: center;
    line-height: 1;
    white-space: nowrap;
  }

  /* Regular-user bottom action bar: 2 rectangular buttons distributed evenly */
  .mobile-bottom-bar__user {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    height: 64px;
    padding: 0 var(--space-4);
    max-width: 500px;
    margin: 0 auto;
  }

  .mobile-bottom-bar__user-btn {
    flex: 1;
    height: 46px;
    border-radius: var(--radius-lg);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    text-decoration: none;
    transition: var(--transition-fast);
    white-space: nowrap;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
  }

  .mobile-bottom-bar__btn-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
  }

  .mobile-bottom-bar__user-btn--call {
    background-color: var(--color-bg-secondary);
    border: 1.5px solid var(--color-primary-300);
    color: var(--color-primary-700);
    box-shadow: var(--shadow-xs);
  }

  .mobile-bottom-bar__user-btn--call:hover,
  .mobile-bottom-bar__user-btn--call:active {
    background-color: var(--color-primary-50);
    border-color: var(--color-primary-600);
  }

  .mobile-bottom-bar__user-btn--store {
    background: linear-gradient(135deg, var(--color-primary-600) 0%, var(--color-primary-800) 100%);
    border: 1.5px solid var(--color-primary-700);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(30, 61, 143, 0.25);
  }

  .mobile-bottom-bar__user-btn--store:hover,
  .mobile-bottom-bar__user-btn--store:active {
    background: linear-gradient(135deg, var(--color-primary-700) 0%, var(--color-primary-900) 100%);
    box-shadow: 0 6px 16px rgba(30, 61, 143, 0.35);
  }
}

@media (max-width: 480px) {
  .navbar__container {
    padding-inline: var(--space-3);
    gap: var(--space-2);
  }

  .navbar__logo {
    gap: 7px;
  }

  .navbar__logo-icon {
    width: 26px;
    height: 26px;
  }

  .navbar__logo-icon svg {
    width: 26px;
    height: 26px;
  }

  .navbar__logo-name {
    font-size: 13.5px;
  }

  .navbar__logo-tagline {
    display: block !important;
    font-size: 8.5px;
    letter-spacing: 0.06em;
  }

  .navbar__actions {
    gap: 6px;
  }

  .navbar__call-btn {
    width: 34px;
    height: 34px;
    min-height: 34px;
  }

  .navbar__login-btn {
    height: 34px;
    min-height: 34px;
    padding: 0 10px !important;
    font-size: 11.5px !important;
  }

  .mobile-bottom-bar__admin {
    padding: 0 var(--space-3);
  }
  .mobile-bottom-bar__center-wrap {
    padding: 0 var(--space-2);
  }
  .mobile-bottom-bar__user {
    padding: 0 var(--space-3);
    gap: var(--space-2);
  }
  .mobile-bottom-bar__user-btn {
    height: 44px;
    font-size: 13px;
    gap: 6px;
  }
}

@media (max-width: 360px) {
  .navbar__container {
    padding-inline: 8px;
    gap: 4px;
  }

  .navbar__logo-name {
    font-size: 12.5px;
  }

  .navbar__logo-tagline {
    font-size: 8px;
  }

  .navbar__call-btn {
    width: 32px;
    height: 32px;
    min-height: 32px;
  }

  .navbar__login-btn {
    height: 32px;
    min-height: 32px;
    padding: 0 8px !important;
    font-size: 11px !important;
  }

  .mobile-bottom-bar__admin {
    padding: 0 var(--space-2);
  }
  .mobile-bottom-bar__center-wrap {
    padding: 0 4px;
  }
  .mobile-bottom-bar__circle-btn {
    width: 50px;
    height: 50px;
    min-width: 50px;
    min-height: 50px;
  }
  .mobile-bottom-bar__circle-icon {
    width: 22px;
    height: 22px;
  }
  .mobile-bottom-bar__circle-label {
    font-size: 10px;
  }
  .mobile-bottom-bar__action {
    padding: 4px 6px;
    min-height: 44px;
  }
  .mobile-bottom-bar__icon {
    width: 20px;
    height: 20px;
  }
  .mobile-bottom-bar__label {
    font-size: 10px;
  }
  .mobile-bottom-bar__user {
    padding: 0 var(--space-2);
    gap: 6px;
  }
  .mobile-bottom-bar__user-btn {
    height: 42px;
    font-size: 12px;
    gap: 4px;
  }
}