/* ========================================================================== */
/*   MAIN NAVIGATION                                                          */
/* ========================================================================== */

/* Default */

.main-nav {
  display: flex;
  align-items: center;
  margin-left: auto;
  margin-right: auto;
  font-family: var(--font-primary);
}

.main-nav__toggle {
  display: none;
  width: 48px;
  height: 48px;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}

.main-nav__toggle-line {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.main-nav__menu {
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.main-nav__item {
  position: relative;
}

.main-nav__parent {
  display: flex;
  align-items: center;
  gap: 0;
  padding-right: 8px;
  border-radius: var(--radius-lg);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.main-nav__link,
.main-nav__link--parent,
.main-nav__submenu-toggle {
  min-height: 48px;
}

.main-nav__link,
.main-nav__link--parent {
  display: inline-flex;
  align-items: center;
  padding: 0 16px;
  border-radius: var(--radius-lg);
  font-size: 0.96rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--color-text);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.main-nav__item--has-children .main-nav__link--parent {
  padding-right: 4px;
}

.main-nav__link:hover {
  background: var(--color-overlay-brand-light);
  color: var(--color-brand-primary-dark);
}

.main-nav__item.is-active > .main-nav__link {
  background: var(--color-overlay-brand-active);
  color: var(--color-brand-primary-darker);
  font-weight: 700;
}

.main-nav__item--has-children .main-nav__link--parent,
.main-nav__item--has-children .main-nav__submenu-toggle {
  background: transparent;
}

.main-nav__item--has-children .main-nav__parent:hover,
.main-nav__item--has-children:hover .main-nav__parent,
.main-nav__item--has-children:focus-within .main-nav__parent {
  background: var(--color-overlay-brand-light);
}

.main-nav__item--has-children.is-active .main-nav__parent {
  background: var(--color-overlay-brand-active);
}

.main-nav__item--has-children.is-active .main-nav__link--parent {
  color: var(--color-brand-primary-darker);
  font-weight: 700;
}

.main-nav__submenu-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  border-radius: var(--radius-lg);
  transition: background var(--transition-fast);
}

.main-nav__chevron {
  display: block;
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--color-text);
  border-bottom: 2px solid var(--color-text);
  transform: rotate(45deg) scaleY(1);
  transform-origin: center center;
  margin-top: 0;
  transition: transform 0.35s ease, border-color var(--transition-fast);
}

.main-nav__item--has-children.is-active .main-nav__chevron {
  border-color: var(--color-brand-primary-darker);
}

/* Desktop chevron animation */

@media (min-width: 1025px) {
  .main-nav__item--has-children:hover .main-nav__chevron,
  .main-nav__item--has-children:focus-within .main-nav__chevron {
    transform: rotate(45deg) scaleY(-1);
  }
}

/* Desktop dropdowns */

.main-nav__submenu {
  position: absolute;
  top: calc(100% + 16px);
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid var(--color-border-brand-subtle);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-nav);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-medium), transform var(--transition-medium), visibility var(--transition-medium);
  z-index: 200;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

/* Hover bridge to prevent the submenu closing when crossing the gap */

.main-nav__submenu::before {
  content: "";
  position: absolute;
  top: -32px;
  left: 0;
  right: 0;
  height: 36px;
}

.main-nav__item--has-children:hover > .main-nav__submenu,
.main-nav__item--has-children:focus-within > .main-nav__submenu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

/* On desktop, closing waits a moment so a slow mouse on its way down does
   not lose the menu. Opening has no wait. */

@media (min-width: 1025px) {
  .main-nav__submenu {
    transition: opacity 0.22s ease 0.3s, transform 0.22s ease 0.3s, visibility 0s linear 0.52s;
  }

  .main-nav__item--has-children:hover > .main-nav__submenu,
  .main-nav__item--has-children:focus-within > .main-nav__submenu {
    transition: opacity 0.22s ease, transform 0.22s ease, visibility 0s;
  }

  /* Moving straight onto another top item closes the old menu at once */
  .main-nav__menu:has(> li:hover) > li:not(:hover) > .main-nav__submenu {
    transition: none;
  }
}

.main-nav__submenu-inner {
  display: grid;
  gap: 28px;
  padding: 28px;
}

.main-nav__item--about .main-nav__submenu {
  min-width: 300px;
}

.main-nav__item--about .main-nav__submenu-inner {
  grid-template-columns: 1fr;
}

.main-nav__item--installations .main-nav__submenu {
  min-width: min(calc(var(--menu-cols, 4) * 280px), calc(100vw - 60px));
}

.main-nav__item--installations .main-nav__submenu-inner {
  grid-template-columns: repeat(var(--menu-cols, 4), minmax(0, 1fr));
}

.main-nav__item--live-events .main-nav__submenu {
  min-width: min(960px, calc(100vw - 60px));
}

.main-nav__item--live-events .main-nav__submenu-inner {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.main-nav__item--contact .main-nav__submenu {
  min-width: 360px;
}

.main-nav__item--contact .main-nav__submenu-inner {
  grid-template-columns: 1fr;
  gap: 22px;
}

/* Groups */

/* A second list in the same column (AV Installations: Locations under Services) */
.main-nav__group-title--below {
  display: block;
  margin-top: 46px !important;
}

.main-nav__group {
  min-width: 0;
}

.main-nav__group-title {
  display: inline-block;
  margin: 0 0 12px 0;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-brand-primary);
}

.main-nav__group-title:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.main-nav__group-links {
  margin: 0;
  padding: 0;
  list-style: none;
}

.main-nav__group-item + .main-nav__group-item {
  margin-top: 4px;
}

.main-nav__sublink {
  position: relative;
  display: block;
  padding: 10px 0 10px 0;
  border-radius: 0;
  font-size: 0.94rem;
  font-weight: 500;
  color: var(--color-text-soft);
  transition:
    color 0.3s ease,
    transform 0.3s ease,
    padding-left 0.3s ease;
}

.main-nav__sublink::before {
  content: "→";
  position: absolute;
  left: 0;
  top: 50%;
  opacity: 0;
  transform: translateY(-50%) translateX(-8px);
  color: var(--color-link-hover);
  transition:
    opacity 0.3s ease,
    transform 0.3s ease;
}

/* Hover state (interactive) */
.main-nav__sublink:hover {
  color: var(--color-link-hover);
  padding-left: 22px;
}

.main-nav__sublink:hover::before {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

/* Active state (current page) */
.main-nav__sublink.is-active {
  color: var(--color-brand-primary);
  font-weight: 600;
  padding-left: 0; /* no movement */
}

.main-nav__sublink.is-active:hover {
  color: var(--color-text-muted);
}

/* Ensure no arrow for active */
.main-nav__sublink.is-active::before {
  opacity: 0;
  transform: translateY(-50%) translateX(-8px);
}

/* Live events treatment */

.main-nav__item--live-events:hover .main-nav__parent,
.main-nav__item--live-events .main-nav__parent:hover,
.main-nav__item--live-events:focus-within .main-nav__parent {
  background: rgba(67, 179, 230, 0.16);
}

.main-nav__item--live-events.is-active .main-nav__parent {
  background: rgba(67, 179, 230, 0.24);
}

.main-nav__item--live-events.is-active .main-nav__link--parent {
  color: var(--color-brand-primary-darker);
}

.main-nav__item--live-events .main-nav__sublink {
  color: var(--color-text);
}

.main-nav__item--live-events .main-nav__sublink::before {
  color: var(--color-link-hover);
}

.main-nav__item--live-events .main-nav__sublink:hover,
.main-nav__item--live-events .main-nav__sublink.is-active {
  color: var(--color-link-hover);
}

/* Social links */

.main-nav__socials {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 6px;
}

.main-nav__social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 999px;
  background: var(--color-bg-alt);
  color: var(--color-text);
  transition: background var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

.main-nav__social-link:hover {
  background: var(--color-brand-primary);
  color: var(--color-text-white);
  transform: translateY(-2px);
}

.main-nav__social-link i {
  font-size: 1rem;
}

/* Tablet */

@media (max-width: 1180px) {
  .main-nav__link,
  .main-nav__link--parent {
    padding: 0 13px;
    font-size: 0.93rem;
  }

  .main-nav__item--has-children .main-nav__link--parent {
    padding-right: 4px;
  }

  .main-nav__parent {
    gap: 0;
    padding-right: 7px;
  }

  .main-nav__submenu-toggle {
    width: 20px;
  }

  .main-nav__item--installations .main-nav__submenu {
    min-width: min(calc(var(--menu-cols, 4) * 245px), calc(100vw - 50px));
  }

  .main-nav__submenu-inner {
    gap: 22px;
    padding: 24px;
  }
}

/* The wide menus centre on the header rather than on their own link, so
   they stay inside the window on narrower desktops (as on the Hire Shop). */

@media (min-width: 1025px) and (max-width: 1520px) {
  .main-nav__item--installations,
  .main-nav__item--live-events {
    position: static;
  }
}

@media (max-width: 1024px) {
  .main-nav__toggle {
    display: inline-flex;
  }

  .main-nav__menu {
    display: none;
    position: absolute;
    top: calc(100% + 1px);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 16px 20px 20px;
    background: var(--color-bg);
    border-top: 1px solid var(--color-border-dark-soft);
    border-bottom: 1px solid var(--color-border-dark-soft);
    box-shadow: var(--shadow-nav-mobile);
    z-index: 300;
  }

  .main-nav__menu.is-open {
    display: flex;
  }

  .main-nav__item {
    width: 100%;
    border-bottom: 1px solid var(--color-border-soft);
  }

  .main-nav__item:last-child {
    border-bottom: 0;
  }

  .main-nav__parent {
    width: 100%;
    gap: 0;
    padding-right: 0;
    border-radius: 0;
    background: transparent !important;
  }

  .main-nav__link,
  .main-nav__link--parent {
    width: 100%;
    min-height: 56px;
    padding: 14px 0;
    border-radius: 0;
    background: transparent !important;
  }

  .main-nav__item--has-children .main-nav__link--parent {
    padding-right: 0;
  }

  .main-nav__submenu-toggle {
    width: 54px;
    min-height: 56px;
    border-radius: 0;
    flex-shrink: 0;
  }

  .main-nav__item--has-children .main-nav__parent:hover,
  .main-nav__item--has-children:hover .main-nav__parent,
  .main-nav__item--has-children:focus-within .main-nav__parent,
  .main-nav__item--has-children.is-active .main-nav__parent,
  .main-nav__item--live-events:hover .main-nav__parent,
  .main-nav__item--live-events .main-nav__parent:hover,
  .main-nav__item--live-events:focus-within .main-nav__parent,
  .main-nav__item--live-events.is-active .main-nav__parent {
    background: transparent !important;
  }

  .main-nav__item.is-active > .main-nav__link,
  .main-nav__item--has-children.is-active .main-nav__link--parent {
    color: var(--color-brand-primary-darker);
    font-weight: 700;
  }

  .main-nav__submenu {
    position: static;
    min-width: 0 !important;
    margin: 0;
    border: 0;
    border-radius: 0;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transform: none !important;
    display: none;
    padding: 0 0 12px 0;
    background: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }

  .main-nav__submenu::before {
    display: none;
  }

  .main-nav__item--has-children:hover > .main-nav__submenu,
  .main-nav__item--has-children:focus-within > .main-nav__submenu {
    opacity: 1;
    visibility: visible;
  }

  .main-nav__item--has-children.is-open > .main-nav__submenu {
    display: block;
  }

  .main-nav__item--has-children.is-open .main-nav__chevron {
    transform: rotate(45deg) scaleY(-1);
  }

  .main-nav__submenu-inner,
  .main-nav__item--about .main-nav__submenu-inner,
  .main-nav__item--installations .main-nav__submenu-inner,
  .main-nav__item--live-events .main-nav__submenu-inner,
  .main-nav__item--contact .main-nav__submenu-inner {
    display: block;
    padding: 0 0 0 18px;
  }

  .main-nav__group {
    padding: 10px 0 14px 0;
  }

  .main-nav__group + .main-nav__group {
    border-top: 1px solid var(--color-border-soft-alt);
  }

  .main-nav__item--live-events .main-nav__group + .main-nav__group {
    border-top: 1px solid var(--color-border-events-mobile);
  }

  .main-nav__group-title {
    margin-bottom: 6px;
  }

  .main-nav__sublink,
  .main-nav__item--live-events .main-nav__sublink {
    padding: 8px 0;
    border-radius: 0;
    color: var(--color-text);
    transform: none;
  }

  .main-nav__sublink::before,
  .main-nav__item--live-events .main-nav__sublink::before {
    display: none;
  }

  /* Mobile hover */
  .main-nav__sublink:hover,
  .main-nav__item--live-events .main-nav__sublink:hover {
    color: var(--color-link-hover);
  }

  /* Mobile active */
  .main-nav__sublink.is-active,
  .main-nav__item--live-events .main-nav__sublink.is-active {
    color: var(--color-brand-primary);
    font-weight: 600;
  }

  .main-nav__socials {
    margin-top: 8px;
  }

  .main-nav__social-link {
    width: 40px;
    height: 40px;
  }
}

/* Mobile */

@media (max-width: 768px) {
  .main-nav {
    margin-left: 0;
    margin-right: 0;
    width: auto;
    align-self: flex-start;
    flex-shrink: 0;
  }

  .main-nav__toggle {
    display: inline-flex;
    margin: 14px 5px;
  }

  .main-nav__menu {
    padding: 14px 20px 18px;
  }

  .main-nav__link,
  .main-nav__link--parent {
    font-size: 0.95rem;
  }

  .main-nav__group-title {
    font-size: 0.84rem;
  }

  .main-nav__sublink {
    font-size: 0.92rem;
  }
}


/* Legal nav buttons */

.section--legal-nav-top {
    padding-top: 24px;
    padding-bottom: 0;
}

.legal-back-link {
    display: inline-block;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text-soft);
}

.legal-back-link:hover {
    color: var(--color-link-hover);
}

.legal-back-prefix {
    opacity: 0.7;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

/* On hover, hide the left chevron */
.legal-back-link:hover .legal-back-prefix {
    opacity: 0;
    transform: translateX(-4px);
}

.page-terms-conditions .section--legal .legal-content h2 {
    font-size: 1.35rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--color-text);
}

.page-terms-conditions .legal-content__section {
    margin-bottom: 28px;
}

.page-terms-conditions .legal-content__cta {
    color: var(--color-text-soft);
    font-weight: 500;
}

.page-terms-conditions .legal-content__cta:hover {
    color: var(--color-link-hover);
}

.section--legal .legal-content__cta {
  display: inline-block;
  padding: 4px 0 0 0;
  font-size: 0.95rem;
}

.section--legal .legal-content__cta:hover {
  padding-left: 22px;
}

.section--legal .legal-content__cta.is-active {
  padding-left: 0;
}

/* Sticky header: stays at the top, slims down once the page scrolls, and on
   phones slides away while scrolling down and returns on scrolling up */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.site-header .logo,
.site-header .logo img {
  transition: padding 0.25s ease, height 0.25s ease;
}

.site-header.is-scrolled {
  box-shadow: 0 2px 12px rgba(13, 53, 83, 0.08);
}

.site-header.is-scrolled .logo {
  padding: 8px 0;
}

.site-header.is-scrolled .logo img {
  height: 42px;
}

@media (max-width: 900px) {
  .site-header.is-hidden {
    transform: translateY(-100%);
  }
}

/* A link that jumps to a section lands below the sticky header */
[id] {
  scroll-margin-top: 96px;
}

/* Slimmer menu items and header buttons once the header has shrunk */
.site-header.is-scrolled .main-nav__link,
.site-header.is-scrolled .main-nav__link--parent,
.site-header.is-scrolled .main-nav__submenu-toggle,
.site-header.is-scrolled .header-phone__link {
  min-height: 36px;
}

.site-header.is-scrolled .main-nav__link,
.site-header.is-scrolled .main-nav__link--parent {
  padding: 0 12px;
}

.site-header.is-scrolled .header-login {
  min-height: 34px;
}

/* Clean menu (desktop): plain text links, no filled pills. Hover and the
   current section get a thin brand-colour underline instead. */
@media (min-width: 1025px) {
  .main-nav__parent,
  .main-nav__link,
  .main-nav__link--parent,
  .header-phone__link {
    border-radius: 0;
  }

  .main-nav__link:hover,
  .main-nav__item.is-active > .main-nav__link,
  .main-nav__item--has-children:hover .main-nav__parent,
  .main-nav__item--has-children:focus-within .main-nav__parent,
  .main-nav__item--has-children.is-active .main-nav__parent,
  .main-nav__item--has-children .main-nav__parent:hover,
  .header-phone__link:hover {
    background: transparent;
  }

  .main-nav__item > .main-nav__link,
  .main-nav__item > .main-nav__parent {
    position: relative;
  }

  .main-nav__item > .main-nav__link::after,
  .main-nav__item > .main-nav__parent::after {
    content: "";
    position: absolute;
    left: 16px;
    right: 16px;
    bottom: 8px;
    height: 2px;
    background: var(--color-brand-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-fast);
  }

  .main-nav__item > .main-nav__link:hover::after,
  .main-nav__item.is-active > .main-nav__link::after,
  .main-nav__item--has-children:hover > .main-nav__parent::after,
  .main-nav__item--has-children.is-active > .main-nav__parent::after {
    transform: scaleX(1);
  }

  .main-nav__item.is-active > .main-nav__link,
  .main-nav__item--has-children.is-active .main-nav__link--parent {
    font-weight: 600;
    color: var(--color-brand-text);
  }
}

/* Dropdown panels (desktop): tighter lists, a small dot before each link
   (it gives way to the arrow on hover) and a short accent under each heading */
@media (min-width: 1025px) {
  .main-nav__group-item + .main-nav__group-item {
    margin-top: 0;
  }

  .main-nav__sublink {
    padding: 6px 0 6px 16px;
  }

  .main-nav__sublink::after {
    content: "";
    position: absolute;
    left: 2px;
    top: 50%;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--color-brand-primary);
    opacity: 0.45;
    transform: translateY(-50%);
    transition: opacity var(--transition-fast);
  }

  .main-nav__sublink:hover {
    padding-left: 22px;
  }

  .main-nav__sublink:hover::after {
    opacity: 0;
  }

  .main-nav__sublink.is-active {
    padding-left: 16px;
  }

  .main-nav__sublink.is-active::after {
    opacity: 1;
  }

  .main-nav__group-title {
    position: relative;
    padding-bottom: 8px;
  }

  .main-nav__group-title::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 28px;
    height: 2px;
    border-radius: 2px;
    background: var(--color-brand-primary);
  }
}

/* Dropdown items: the underline sits under the word only, not the arrow */
@media (min-width: 1025px) {
  .main-nav__item > .main-nav__parent::after {
    content: none;
  }

  .main-nav__item--has-children .main-nav__link--parent {
    position: relative;
  }

  .main-nav__item--has-children .main-nav__link--parent::after {
    content: "";
    position: absolute;
    left: 16px;
    right: 4px;
    bottom: 8px;
    height: 2px;
    background: var(--color-brand-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-fast);
  }

  .main-nav__item--has-children:hover .main-nav__link--parent::after,
  .main-nav__item--has-children.is-active .main-nav__link--parent::after {
    transform: scaleX(1);
  }
}

/* Dropdown panels: no dots or heading accents, just the tighter spacing */
@media (min-width: 1025px) {
  .main-nav__sublink::after,
  .main-nav__group-title::after {
    content: none;
  }

  .main-nav__sublink,
  .main-nav__sublink.is-active {
    padding-left: 0;
  }

  .main-nav__sublink:hover {
    padding-left: 22px;
  }

  .main-nav__group-title {
    padding-bottom: 0;
  }
}

/* Dropdown headings: the short accent line back, and no underline on hover */
@media (min-width: 1025px) {
  .main-nav__group-title {
    padding-bottom: 8px;
  }

  .main-nav__group-title::after {
    content: "";
  }

  .main-nav__group-title:hover {
    text-decoration: none;
  }
}

/* Every dropdown opens at the same depth: each top-level item fills the
   header's height, so a menu placed below its own item lines up with the
   wide menus, which are placed below the header itself */
@media (min-width: 1025px) {
  .main-nav,
  .main-nav__menu {
    align-self: stretch;
  }

  .main-nav__menu {
    height: 100%;
    align-items: stretch;
  }

  .main-nav__menu > .main-nav__item {
    display: flex;
    align-items: center;
  }
}

/* Slim header: the underline follows the slimmer padding */
@media (min-width: 1025px) {
  .site-header.is-scrolled .main-nav__item--has-children .main-nav__link--parent {
    padding: 0 4px 0 12px;
  }

  .site-header.is-scrolled .main-nav__item > .main-nav__link::after {
    left: 12px;
    right: 12px;
  }

  .site-header.is-scrolled .main-nav__item--has-children .main-nav__link--parent::after {
    left: 12px;
    right: 4px;
  }
}