/*
 * GRABWEB Header Footer Builder — Frontend CSS
 * Mobile-first. CSS variables. No utility framework. No Bootstrap.
 * Dynamic colour variables injected via wp_add_inline_style() from PHP.
 *
 * Table of contents:
 *  1. Custom properties (design tokens)
 *  2. Reset / base
 *  3. Layout utility (.gw-container)
 *  4. Top bar
 *  5. Header bar
 *  6. Logo
 *  7. Desktop navigation
 *  8. Mega menu panel
 *  9. CTA buttons
 * 10. Mobile toggle / burger
 * 11. Mobile off-canvas nav
 * 12. Mobile overlay
 * 13. Footer — main
 * 14. Footer — bar
 * 15. Sticky header
 * 16. Accessibility / focus
 * 17. Reduced-motion
 */

/* ── 1. Custom properties ──────────────────────────────────────────────── */
:root {
  --gw-header-bg:      #fff;
  --gw-header-text:    #222;
  --gw-footer-bg:      #1a1a2e;
  --gw-footer-text:    #ccc;
  --gw-accent:         #0064d2;
  --gw-accent-hover:   #0051aa;
  --gw-mega-bg:        #fff;
  --gw-mega-border:    #e8eaed;
  --gw-mega-shadow:    0 8px 24px rgba(0,0,0,.10);
  --gw-mobile-bg:      #fff;
  --gw-mobile-width:   300px;
  --gw-topbar-bg:      #f4f6f9;
  --gw-topbar-text:    #555;
  --gw-radius:         6px;
  --gw-radius-sm:      4px;
  --gw-header-h:       64px;
  --gw-topbar-h:       36px;
  --gw-trans:          .18s ease;
  --gw-z-header:       900;
  --gw-z-mega:         800;
  --gw-z-mobile:       950;
  --gw-z-overlay:      940;
  --gw-container-max:  1200px;
  --gw-container-px:   16px;
}

/* ── 2. Reset / base ───────────────────────────────────────────────────── */
.gw-header *,
.gw-header *::before,
.gw-header *::after,
.gw-footer *,
.gw-footer *::before,
.gw-footer *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* ── 3. Layout utility ─────────────────────────────────────────────────── */
.gw-container {
  width: 100%;
  max-width: var(--gw-container-max);
  margin-inline: auto;
  padding-inline: var(--gw-container-px);
}

/* ── 4. Top bar ────────────────────────────────────────────────────────── */
.gw-topbar {
  background: var(--gw-topbar-bg);
  color: var(--gw-topbar-text);
  font-size: .8125rem;
  height: var(--gw-topbar-h);
}

.gw-topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.gw-topbar__phone,
.gw-topbar__link {
  color: var(--gw-topbar-text);
  text-decoration: none;
  transition: color var(--gw-trans);
}

.gw-topbar__phone:hover,
.gw-topbar__link:hover {
  color: var(--gw-accent);
}

.gw-topbar__links {
  display: flex;
  gap: 16px;
}

/* ── 5. Header bar ─────────────────────────────────────────────────────── */
.gw-header {
  background: var(--gw-header-bg);
  color: var(--gw-header-text);
  position: relative;
  z-index: var(--gw-z-header);
  border-bottom: 1px solid rgba(0,0,0,.07);
}

.gw-header__bar {
  height: var(--gw-header-h);
}

.gw-header__inner {
  display: flex;
  align-items: center;
  gap: 24px;
  height: 100%;
}

/* ── 6. Logo ───────────────────────────────────────────────────────────── */
.gw-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  text-decoration: none;
}

.gw-logo img {
  display: block;
  height: auto;
  max-height: 50px;
}

.gw-logo__text {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gw-header-text);
  white-space: nowrap;
}

/* ── 7. Desktop navigation ─────────────────────────────────────────────── */
.gw-nav {
  display: none;
  margin-left: auto;
}

@media (min-width: 1024px) {
  .gw-nav {
    display: flex;
    align-items: center;
  }
}

.gw-nav__list {
  display: flex;
  list-style: none;
  gap: 0;
  align-items: center;
}

.gw-nav__item {
  position: static;
}

.gw-nav__link {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 14px;
  color: var(--gw-header-text);
  text-decoration: none;
  font-size: .9375rem;
  font-weight: 500;
  white-space: nowrap;
  border-radius: var(--gw-radius-sm);
  transition: color var(--gw-trans), background var(--gw-trans);
}

.gw-nav__link:hover,
.gw-nav__item.gw-current .gw-nav__link {
  color: var(--gw-accent);
  background: rgba(0,100,210,.05);
}

.gw-nav__arrow {
  font-size: .5rem;
  margin-top: 1px;
  transition: transform var(--gw-trans);
}

.gw-nav__item.gw-mega-open .gw-nav__arrow {
  transform: rotate(180deg);
}

/* ── 8. Mega menu panel ─────────────────────────────────────────────────── */
.gw-mega-panel {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--gw-mega-bg);
  border-top: 2px solid var(--gw-accent);
  border-bottom: 1px solid var(--gw-mega-border);
  box-shadow: var(--gw-mega-shadow);
  z-index: var(--gw-z-mega);
  opacity: 0;
  transform: translateY(-6px);
  pointer-events: none;
  transition: opacity var(--gw-trans), transform var(--gw-trans);
}

.gw-mega-panel[hidden] {
  display: block; /* Override default hidden — we animate with opacity/transform */
  visibility: hidden;
}

.gw-mega-panel.gw-mega-panel--open {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
  visibility: visible;
}

/* Loading state */
.gw-mega-panel--loading::after {
  content: '';
  display: block;
  width: 28px;
  height: 28px;
  border: 3px solid var(--gw-mega-border);
  border-top-color: var(--gw-accent);
  border-radius: 50%;
  margin: 24px auto;
  animation: gwSpin .6s linear infinite;
}

@keyframes gwSpin {
  to { transform: rotate(360deg); }
}

.gw-mega__inner {
  max-width: var(--gw-container-max);
  margin-inline: auto;
  padding: 24px var(--gw-container-px) 28px;
}

/* Grid */
.gw-mega__grid {
  display: grid;
  list-style: none;
  gap: 4px;
  grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 600px) {
  .gw-mega__grid--cols-2 { grid-template-columns: repeat(2, 1fr); }
  .gw-mega__grid--cols-3 { grid-template-columns: repeat(3, 1fr); }
  .gw-mega__grid--cols-4 { grid-template-columns: repeat(4, 1fr); }
  .gw-mega__grid--cols-5 { grid-template-columns: repeat(5, 1fr); }
  .gw-mega__grid--cols-6 { grid-template-columns: repeat(6, 1fr); }
}

/* Mega menu item */
.gw-mega__link {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--gw-radius);
  text-decoration: none;
  color: var(--gw-header-text);
  transition: background var(--gw-trans);
}

.gw-mega__link:hover {
  background: rgba(0,100,210,.05);
}

.gw-mega__icon {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gw-accent);
}

.gw-mega__icon svg {
  width: 20px;
  height: 20px;
}

.gw-mega__text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.gw-mega__title {
  font-size: .9375rem;
  font-weight: 600;
  color: var(--gw-header-text);
  display: flex;
  align-items: center;
  gap: 6px;
}

.gw-mega__desc {
  font-size: .8125rem;
  color: #666;
  line-height: 1.4;
}

.gw-mega__badge {
  display: inline-block;
  padding: 1px 7px;
  background: var(--gw-accent);
  color: #fff;
  font-size: .6875rem;
  font-weight: 700;
  border-radius: 99px;
  text-transform: uppercase;
  letter-spacing: .03em;
  line-height: 1.6;
}

/* Coupon strip */
.gw-mega__coupon {
  margin-top: 16px;
  padding: 10px 14px;
  background: #f0f7ff;
  border: 1px dashed var(--gw-accent);
  border-radius: var(--gw-radius);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .875rem;
  color: var(--gw-header-text);
}

.gw-mega__coupon-code {
  font-family: monospace;
  font-weight: 700;
  color: var(--gw-accent);
  letter-spacing: .05em;
}

/* ── 9. CTA buttons ─────────────────────────────────────────────────────── */
.gw-header__cta {
  display: none;
  gap: 8px;
  flex-shrink: 0;
}

@media (min-width: 1024px) {
  .gw-header__cta {
    display: flex;
  }
}

.gw-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 18px;
  border-radius: var(--gw-radius);
  font-size: .9rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  transition: background var(--gw-trans), color var(--gw-trans), box-shadow var(--gw-trans);
  background: var(--gw-accent);
  color: #fff;
  border: 2px solid transparent;
}

.gw-btn:hover {
  background: var(--gw-accent-hover);
  box-shadow: 0 2px 8px rgba(0,100,210,.25);
}

.gw-btn--outline {
  background: transparent;
  color: var(--gw-accent);
  border-color: var(--gw-accent);
}

.gw-btn--outline:hover {
  background: var(--gw-accent);
  color: #fff;
}

/* ── 10. Mobile toggle / burger ─────────────────────────────────────────── */
.gw-mobile-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  margin-left: auto;
  border-radius: var(--gw-radius-sm);
  color: var(--gw-header-text);
  transition: background var(--gw-trans);
}

.gw-mobile-toggle:hover {
  background: rgba(0,0,0,.06);
}

@media (min-width: 1024px) {
  .gw-mobile-toggle {
    display: none;
  }
}

.gw-burger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 22px;
}

.gw-burger span {
  display: block;
  width: 100%;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transform-origin: center;
  transition: transform var(--gw-trans), opacity var(--gw-trans), width var(--gw-trans);
}

.gw-mobile-toggle[aria-expanded="true"] .gw-burger span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.gw-mobile-toggle[aria-expanded="true"] .gw-burger span:nth-child(2) {
  opacity: 0;
  width: 0;
}

.gw-mobile-toggle[aria-expanded="true"] .gw-burger span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ── 11. Mobile off-canvas nav ──────────────────────────────────────────── */
.gw-mobile-nav {
  position: fixed;
  inset-block: 0;
  right: 0;
  width: var(--gw-mobile-width);
  max-width: 88vw;
  background: var(--gw-mobile-bg);
  z-index: var(--gw-z-mobile);
  overflow-y: auto;
  padding: 20px 0 32px;
  transform: translateX(100%);
  transition: transform .22s ease;
  box-shadow: -4px 0 24px rgba(0,0,0,.12);
}

.gw-mobile-nav.gw-mobile-nav--open {
  transform: translateX(0);
}

.gw-mobile-nav__list {
  list-style: none;
}

.gw-mobile-nav__item {
  border-bottom: 1px solid rgba(0,0,0,.06);
  display: flex;
  align-items: center;
}

.gw-mobile-nav__link {
  flex: 1;
  display: block;
  padding: 14px 20px;
  color: var(--gw-header-text);
  text-decoration: none;
  font-size: 1rem;
  font-weight: 500;
  transition: color var(--gw-trans), background var(--gw-trans);
}

.gw-mobile-nav__link:hover {
  color: var(--gw-accent);
  background: rgba(0,100,210,.04);
}

.gw-mobile-sub-toggle {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--gw-header-text);
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color var(--gw-trans), transform var(--gw-trans);
}

.gw-mobile-sub-toggle[aria-expanded="true"] {
  transform: rotate(45deg);
  color: var(--gw-accent);
}

.gw-mobile-cta {
  padding: 20px 20px 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.gw-mobile-cta .gw-btn {
  width: 100%;
  justify-content: center;
  padding: 12px;
}

/* ── 12. Mobile overlay ─────────────────────────────────────────────────── */
.gw-mobile-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.45);
  z-index: var(--gw-z-overlay);
  opacity: 0;
  pointer-events: none;
  transition: opacity .22s ease;
}

.gw-mobile-overlay.gw-mobile-overlay--visible {
  opacity: 1;
  pointer-events: auto;
}

/* ── 13. Footer — main area ─────────────────────────────────────────────── */
.gw-footer {
  background: var(--gw-footer-bg);
  color: var(--gw-footer-text);
}

.gw-footer__main {
  padding: 48px 0 40px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}

.gw-footer__inner {
  display: grid;
  gap: 32px;
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .gw-footer__inner {
    grid-template-columns: minmax(160px, 220px) 1fr;
  }
}

.gw-footer__brand {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.gw-footer__logo img {
  display: block;
  max-height: 44px;
  width: auto;
}

.gw-footer__logo-text {
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  text-decoration: none;
}

.gw-footer__awards img {
  display: block;
  max-width: 220px;
  height: auto;
  opacity: .9;
}

/* Nav columns */
.gw-footer__nav {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px 16px;
}

@media (min-width: 768px) {
  .gw-footer__nav {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  }
}

.gw-footer__heading {
  font-size: .875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: #fff;
  margin-bottom: 12px;
}

.gw-footer__links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.gw-footer__link {
  color: var(--gw-footer-text);
  text-decoration: none;
  font-size: .875rem;
  line-height: 1.5;
  transition: color var(--gw-trans);
}

.gw-footer__link:hover {
  color: #fff;
}

/* ── 14. Footer — bar ───────────────────────────────────────────────────── */
.gw-footer__bar {
  padding: 16px 0;
}

.gw-footer__bar-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 20px;
}

.gw-footer__copy {
  font-size: .8125rem;
  color: var(--gw-footer-text);
  flex: 1 1 auto;
}

.gw-footer__copy a {
  color: inherit;
  text-decoration: underline;
}

.gw-footer__legal {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.gw-footer__legal-link {
  font-size: .8125rem;
  color: var(--gw-footer-text);
  text-decoration: none;
  transition: color var(--gw-trans);
}

.gw-footer__legal-link:hover {
  color: #fff;
}

.gw-footer__payment img {
  display: block;
  height: auto;
  max-width: 200px;
  opacity: .75;
}

/* ── 15. Sticky header ──────────────────────────────────────────────────── */
.gw-header--sticky {
  position: sticky;
  top: 0;
}

.gw-header--sticky.gw-header--scrolled {
  box-shadow: 0 2px 12px rgba(0,0,0,.10);
}

/* ── 16. Accessibility / focus ──────────────────────────────────────────── */
.gw-nav__link:focus-visible,
.gw-btn:focus-visible,
.gw-logo:focus-visible,
.gw-topbar__link:focus-visible,
.gw-topbar__phone:focus-visible,
.gw-mobile-toggle:focus-visible,
.gw-mobile-nav__link:focus-visible,
.gw-mobile-sub-toggle:focus-visible,
.gw-mega__link:focus-visible,
.gw-footer__link:focus-visible,
.gw-footer__legal-link:focus-visible,
.gw-footer__logo:focus-visible {
  outline: 2px solid var(--gw-accent);
  outline-offset: 2px;
  border-radius: var(--gw-radius-sm);
}

/* Skip link */
.gw-skip-link {
  position: absolute;
  top: -40px;
  left: 8px;
  background: var(--gw-accent);
  color: #fff;
  padding: 6px 12px;
  border-radius: var(--gw-radius-sm);
  font-size: .875rem;
  font-weight: 600;
  text-decoration: none;
  z-index: 9999;
  transition: top .15s;
}

.gw-skip-link:focus {
  top: 8px;
}

/* ── 17. Reduced-motion ─────────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .gw-mega-panel,
  .gw-mobile-nav,
  .gw-mobile-overlay,
  .gw-mobile-toggle .gw-burger span,
  .gw-nav__link,
  .gw-btn,
  .gw-mega__link,
  .gw-footer__link {
    transition: none;
    animation: none;
  }

  .gw-mega-panel--loading::after {
    animation: none;
    border-color: var(--gw-accent);
  }
}