/* ============================================================
   Shop4Specials — Page Layouts
   ============================================================ */

/* ============================================================
   HEADER & NAVIGATION
   ============================================================ */
.site-header {
  background-color: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  transition: all var(--transition-base);
}

.site-header.is-sticky {
  background-color: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow-sm);
}

[data-theme="dark"] .site-header {
  background-color: rgba(13, 17, 23, 0.8);
}
[data-theme="dark"] .site-header.is-sticky {
  background-color: rgba(13, 17, 23, 0.9);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-heading);
  font-size: var(--fs-xl);
  font-family: var(--font-heading);
  font-weight: var(--fw-bold);
  padding: var(--space-2);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.logo:focus-visible {
  outline: 3px solid var(--color-focus);
}

.logo svg {
  width: 32px;
  height: 32px;
  fill: var(--color-primary);
}

[data-theme="high-contrast"] .logo svg {
  fill: var(--color-text);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.main-nav__list {
  display: flex;
  gap: var(--space-2);
  margin: 0;
  padding: 0;
}

.main-nav__link {
  color: #000000;
  text-decoration: none;
  font-weight: var(--fw-medium);
  font-family: var(--font-heading);
  font-size: var(--fs-base);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}

.main-nav__link:hover,
.main-nav__link:focus {
  background-color: var(--color-surface-hover);
  color: var(--color-primary);
}

.main-nav__link[aria-current="page"] {
  color: var(--color-primary);
  background-color: var(--color-primary-light);
  font-weight: var(--fw-semibold);
}

[data-theme="high-contrast"] .main-nav__link[aria-current="page"] {
  border: 2px solid var(--color-text);
  background-color: var(--color-bg);
  color: var(--color-text);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}


/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: none;
}

@media (max-width: 1024px) {
  .main-nav__list {
    display: none; /* Hide desktop nav by default */
  }
  
  .main-nav.is-active .main-nav__list {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--color-surface);
    padding: var(--space-4);
    box-shadow: var(--shadow-md);
    z-index: var(--z-dropdown);
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
}

/* ============================================================
   HOMEPAGE
   ============================================================ */

/* =========================================================
   Hero Section (Full Screen Tesla-inspired Slider)
   ========================================================= */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  width: 100%;
  overflow: hidden;
  background-color: var(--color-bg);
}

.hero__track {
  position: relative;
  width: 100%;
  height: 100%;
}

.hero__slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-slow, 0.8s) ease-in-out;
  background-size: cover;
  background-position: center;
  z-index: 1;
}

.hero__slide.active {
  opacity: 1;
  visibility: visible;
  z-index: 2;
}

/* Semi-transparent dark overlay for text readability */
.hero__slide::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.2) 60%, rgba(0, 0, 0, 0.4) 100%);
  z-index: 1;
}

.hero__inner {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: var(--space-8);
  padding-top: 80px;
  color: #ffffff; /* Forced white for contrast */
}

.hero__content {
  width: 90%;
  max-width: 1400px;
  margin: 0 auto;
  text-align: center;
  animation: heroFadeUp 0.8s ease-out forwards;
}

.hero__title {
  font-size: clamp(2.2rem, 4.2vw, 3.8rem);
  font-family: var(--font-heading);
  line-height: 1.1;
  margin-bottom: var(--space-4);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #ffffff;
  text-align: center;
}

.hero__subtitle {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  line-height: 1.6;
  margin-bottom: var(--space-8);
  opacity: 1;
  color: #ffffff !important;
  text-align: center;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-4);
}

/* Prevent hero white colour from bleeding into button text */
.hero__actions .btn--primary {
  color: var(--color-primary-text, #ffffff) !important;
}

.hero__actions .btn--primary:hover:not(:disabled) {
  color: var(--color-primary-text, #ffffff) !important;
}

.hero__actions .btn--secondary {
  color: var(--color-primary) !important;
}

.hero__actions .btn--secondary:hover:not(:disabled) {
  color: var(--color-primary) !important;
}

.hero__actions .btn {
  border-radius: 9999px; /* Large rounded CTA buttons */
  padding-inline: var(--space-8);
}

/* Hero Controls */
.hero__controls {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.hero__prev,
.hero__next {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  cursor: pointer;
  transition: all var(--transition-base);
}

.hero__prev:hover,
.hero__next:hover {
  background: rgba(255, 255, 255, 0.3);
  border-color: #ffffff;
}

.hero__dots {
  display: flex;
  gap: var(--space-3);
}

.hero__dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.4);
  border: none;
  padding: 0;
  cursor: pointer;
  transition: all var(--transition-base);
}

.hero__dot:hover {
  background-color: rgba(255, 255, 255, 0.8);
}

.hero__dot.active {
  background-color: #ffffff;
  transform: scale(1.2);
}

@keyframes heroFadeUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 768px) {
  .hero__actions {
    flex-direction: column;
    width: 100%;
    max-width: 300px;
    margin-inline: auto;
  }
  .hero__actions .btn {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero__slide {
    transition: none !important;
  }
  .hero__content {
    animation: none !important;
  }
}

/* Feature Section */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.feature-card {
  padding: var(--space-8);
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.feature-card__icon {
  width: 48px;
  height: 48px;
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

[data-theme="dark"] .feature-card__icon {
  color: var(--color-primary-hover);
}

[data-theme="high-contrast"] .feature-card__icon {
  background-color: var(--color-bg);
  border: 2px solid var(--color-text);
  color: var(--color-text);
}

.feature-card__icon svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

.feature-card__title {
  font-size: var(--fs-xl);
  margin: 0;
}

@media (max-width: 768px) {
  .feature-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   PRODUCT LISTING PAGE
   ============================================================ */
.products-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--space-8);
  align-items: start;
}

.products-sidebar {
  background-color: var(--color-surface);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  position: sticky;
  top: calc(var(--header-height) + var(--space-6));
}

.filter-group {
  margin-bottom: var(--space-6);
}

.filter-group:last-child {
  margin-bottom: 0;
}

.filter-group__title {
  font-size: var(--fs-lg);
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--color-divider);
}

.products-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-6);
}

@media (max-width: 768px) {
  .products-layout {
    grid-template-columns: 1fr;
  }
  .products-sidebar {
    position: static;
  }
  .products-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-4);
  }
}

/* ============================================================
   PRODUCT DETAIL PAGE
   ============================================================ */
.product-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
}

.product-gallery {
  position: sticky;
  top: calc(var(--header-height) + var(--space-6));
}

.product-gallery__main {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  aspect-ratio: 1/1;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
}

.product-gallery__main img {
  max-height: 100%;
}

.product-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.product-info__title {
  font-size: var(--fs-4xl);
  margin: 0;
}

.product-info__price {
  font-size: var(--fs-3xl);
  font-weight: var(--fw-bold);
  color: var(--color-accent);
}

.product-info__desc {
  font-size: var(--fs-lg);
  line-height: var(--lh-relaxed);
}

.product-actions {
  background-color: var(--color-surface);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.quantity-selector {
  display: flex;
  align-items: center;
  border: 2px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  width: max-content;
}

.quantity-btn {
  background: transparent;
  border: none;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: var(--fs-xl);
}

.quantity-btn:hover {
  background-color: var(--color-surface-hover);
}

.quantity-input {
  width: 60px;
  height: 44px;
  border: none;
  border-left: 2px solid var(--color-border-strong);
  border-right: 2px solid var(--color-border-strong);
  text-align: center;
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  background: transparent;
}

@media (max-width: 768px) {
  .product-detail {
    grid-template-columns: 1fr;
  }
  .product-gallery {
    position: static;
  }
}

/* ============================================================
   CHECKOUT PAGE
   ============================================================ */
.checkout-layout {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: var(--space-10);
}

.checkout-steps {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--space-10);
  position: relative;
}

.checkout-steps::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-divider);
  z-index: 1;
}

.step {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  background-color: var(--color-bg);
  padding-inline: var(--space-2);
}

.step__number {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--color-surface);
  border: 2px solid var(--color-border-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--fw-bold);
  color: var(--color-text-secondary);
}

.step[aria-current="step"] .step__number {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-primary-text);
}

.step[data-status="complete"] .step__number {
  background-color: var(--color-success);
  border-color: var(--color-success);
  color: var(--color-accent-text);
}

.step__label {
  font-weight: var(--fw-bold);
  font-size: var(--fs-sm);
}

.checkout-summary {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  position: sticky;
  top: calc(var(--header-height) + var(--space-6));
}

.summary-item {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--space-3);
  font-size: var(--fs-lg);
}

.summary-total {
  display: flex;
  justify-content: space-between;
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 2px solid var(--color-divider);
  font-size: var(--fs-2xl);
  font-weight: var(--fw-bold);
}

@media (max-width: 768px) {
  .checkout-layout {
    grid-template-columns: 1fr;
  }
  .checkout-summary {
    position: static;
    order: -1;
    margin-bottom: var(--space-8);
  }
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-12) var(--space-6);
  margin-top: var(--space-16);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-10);
}

.footer-col__title {
  font-size: var(--fs-lg);
  margin-bottom: var(--space-4);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-links a {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: var(--fs-base);
}

.footer-links a:hover,
.footer-links a:focus {
  color: var(--color-primary);
  text-decoration: underline;
}

[data-theme="high-contrast"] .footer-links a {
  color: var(--color-text);
  text-decoration: underline;
}

.footer-bottom {
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--color-text-secondary);
  font-size: var(--fs-sm);
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
  }
}

@media (max-width: 480px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}


/* ============================
   About Page - Tab Panels
   ============================ */
.about-tab-panel {
  display: none;
  opacity: 0;
}

.about-tab-panel.active {
  display: block;
  animation: aboutFadeIn var(--transition-base, 0.25s) ease-out forwards;
}

@keyframes aboutFadeIn {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
/* =========================================================
   Transparent Sticky Header (Homepage)
   ========================================================= */
.header-transparent {
  position: fixed;
  width: 100%;
  background-color: transparent !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1) !important;
}

.header-transparent .logo,
.header-transparent .logo svg,
.header-transparent .main-nav__link,
.header-transparent .btn--icon,
.header-transparent .site-header__logo-text,
.header-transparent .header-partner-info p,
.header-transparent .mobile-partner-info p {
  color: #ffffff;
  text-shadow: 0 1px 3px rgba(0,0,0,0.5);
}

.header-transparent .site-header__logo img {
  filter: brightness(0) invert(1) drop-shadow(0 1px 3px rgba(0,0,0,0.5));
}

.header-transparent.is-sticky {
  background-color: rgba(255, 255, 255, 0.95) !important;
  backdrop-filter: blur(16px) !important;
  -webkit-backdrop-filter: blur(16px) !important;
  border-bottom: 1px solid var(--color-border) !important;
}

.header-transparent.is-sticky .logo,
.header-transparent.is-sticky .logo svg,
.header-transparent.is-sticky .main-nav__link,
.header-transparent.is-sticky .btn--icon,
.header-transparent.is-sticky .site-header__logo-text,
.header-transparent.is-sticky .header-partner-info p,
.header-transparent.is-sticky .mobile-partner-info p {
  color: #000000;
  text-shadow: none;
}

.header-transparent.is-sticky .site-header__logo img {
  filter: none;
}

/* Ensure the main content doesn't get pushed down when header is fixed */
.header-transparent ~ main {
  padding-top: 0;
}
[data-theme="dark"] .header-transparent.is-sticky {
  background-color: rgba(13, 17, 23, 0.95) !important;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1) !important;
}

[data-theme="dark"] .site-header .main-nav__link,
[data-theme="dark"] .site-header.is-sticky .main-nav__link,
[data-theme="dark"] .header-transparent .main-nav__link,
[data-theme="dark"] .header-transparent.is-sticky .main-nav__link {
  color: #ffffff !important;
  text-shadow: none !important;
}


.header-transparent .logo svg { fill: #ffffff; filter: drop-shadow(0 1px 3px rgba(0,0,0,0.5)); }
.header-transparent.is-sticky .logo svg { fill: var(--color-primary); filter: none; }




/* Footer Logo Sizing */
.site-footer .logo img {
  height: 70px !important;
  max-width: 100% !important;
}
.site-footer .logo {
  display: flex !important;
  justify-content: center !important;
  align-items: center !important;
  text-align: center !important;
}

/* Mobile Menu Logo Sizing */
.mobile-menu .logo img {
  height: 40px !important;
  max-width: 100% !important;
}

/* ============================================================
   Product Content Formatting Typography & Heading Standardization
   (Exact Visual Alignment to Victor Reader Stream 3 Reference)
   ============================================================ */

/* Product Description Container Width & Centering */
main section div[style*="max-width: 900px"],
main section div[style*="max-width:900px"],
main section div[style*="margin-top: 4rem"] {
  max-width: 900px !important;
  margin-left: auto !important;
  margin-right: auto !important;
  text-align: left !important;
}

/* Product Section Main Headings (h2) - 1.75rem, bold, margin-top: 3rem, margin-bottom: 14px */
main section h2:not(.footer-col__title):not(.a11y-toolbar__title):not(.site-footer h2) {
  font-size: 1.75rem !important;
  font-weight: 700 !important;
  color: var(--color-heading, #0f172a) !important;
  line-height: 1.3 !important;
  letter-spacing: normal !important;
  margin-top: 3rem !important;
  margin-bottom: 14px !important;
  text-align: left !important;
}

/* Exception for h2 inside cards, boxes, and summary grids */
main section div[style*="grid"] h2,
main section div.grid h2,
main section div[style*="background"] h2,
main section div[style*="border"] h2 {
  margin-top: 0 !important;
  font-size: 1.5rem !important;
  margin-bottom: 14px !important;
}

/* Subheadings (h3) inside Product Description - 1.25rem, bold, margin-top: 1.5rem, margin-bottom: 10px */
main section h3:not(.footer-col__title):not(.a11y-toolbar__title):not(.site-footer h3) {
  font-size: 1.25rem !important;
  font-weight: 700 !important;
  color: var(--color-heading, #0f172a) !important;
  line-height: 1.4 !important;
  letter-spacing: normal !important;
  margin-top: 1.5rem !important;
  margin-bottom: 10px !important;
  text-align: left !important;
}

/* Paragraphs (p) inside Product Description - fs-lg, line-height 1.75, margin-bottom 1.5rem */
main section div > p:not(.footer-col p):not(.a11y-toolbar p):not(.site-footer p) {
  font-size: var(--fs-lg, 1.125rem) !important;
  color: var(--color-text-secondary, #475569) !important;
  line-height: 1.75 !important;
  margin-bottom: 1.5rem !important;
  text-align: left !important;
}

/* Bullet Lists (ul) inside Product Description - gap: 12px, margin-bottom: 2rem */
main section div > ul:not(.main-nav__list):not(.footer-links):not(.site-header ul) {
  list-style: none !important;
  padding: 0 !important;
  margin: 0 0 2rem 0 !important;
  display: flex !important;
  flex-direction: column !important;
  gap: 12px !important;
  color: var(--color-text-secondary, #475569) !important;
}

main section div > ul:not(.main-nav__list):not(.footer-links):not(.site-header ul) li {
  display: flex !important;
  align-items: flex-start !important;
  gap: 0.5rem !important;
  line-height: 1.7 !important;
}

.content-formatted h2,
.content-formatted h3,
.content-formatted h4,
.content-formatted h5,
.content-formatted h6 {
  font-weight: 700;
  margin-top: 3rem;
  margin-bottom: 14px;
  line-height: 1.3;
}

.content-formatted h2 { font-size: 1.75rem; }
.content-formatted h3 { font-size: 1.25rem; margin-top: 1.5rem; margin-bottom: 10px; }
.content-formatted h4 { font-size: 1.2rem; }
.content-formatted h5 { font-size: 1.15rem; }
.content-formatted h6 { font-size: 1.1rem; }

.content-formatted p {
  margin-bottom: 1.5rem;
  line-height: 1.75;
  font-size: var(--fs-lg, 1.125rem);
  color: var(--color-text-secondary);
}

.content-formatted ul,
.content-formatted ol {
  margin-bottom: 2rem;
  padding-left: 0;
  list-style: none;
}

.content-formatted li {
  margin-bottom: 12px;
  line-height: 1.7;
}