/* ==========================================================================
   ACRONYM-Inspired Techwear Storefront Design System
   Theme: Pure Monochrome, High-Contrast, Utilitarian Minimalist
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;600;700&family=Share+Tech+Mono&display=swap');

:root {
  /* Colors */
  --bg-black: #000000;
  --text-white: #ffffff;
  --text-gray: #888888;
  --border-dark: #222222;
  --border-light: #444444;
  
  /* Fonts */
  --font-tech: 'Share Tech Mono', monospace;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Space Grotesk', sans-serif;
  
  /* Spacing */
  --transition-raw: 0.2s steps(4); /* Blocky, tactical transitions */
  --transition-smooth: all 0.3s cubic-bezier(0.19, 1, 0.22, 1);
}

/* Base Reset */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  background-color: var(--bg-black);
}

body {
  background-color: transparent;
  color: var(--text-white);
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.5;
  letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Pixelated Video Background */
.video-bg-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.video-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  filter: contrast(1.1) brightness(1.0);
  opacity: 0;
  transition: opacity 0.15s steps(2);
}

.video-bg.active {
  opacity: 1;
}

.tv-glitch-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 0;
  z-index: 4;
}

.video-bg-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 3;
}

/* Technical Details Typography */
.tech-font {
  font-family: var(--font-tech);
  text-transform: uppercase;
}

/* Base Typography */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.02em;
}

a {
  color: inherit;
  text-decoration: none;
}

/* Custom Scrollbar (Raw, blocky) */
::-webkit-scrollbar {
  width: 4px;
  height: 4px;
}

::-webkit-scrollbar-track {
  background: var(--bg-black);
}

::-webkit-scrollbar-thumb {
  background: var(--border-light);
}

/* Layout Containers */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: rgba(0, 0, 0, 0.9);
  border-bottom: 1px solid var(--border-dark);
  padding: 16px 24px;
}

.navbar-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 100%;
}

.logo-link {
  display: flex;
  align-items: center;
}

.logo-img {
  height: 42px;
  width: auto;
  filter: invert(1);
  display: block;
}

/* Header Cart Button */
.cart-indicator {
  font-family: var(--font-tech);
  font-size: 12px;
  border: 1px solid var(--text-white);
  padding: 6px 12px;
  text-transform: uppercase;
  transition: var(--transition-raw);
  cursor: pointer;
}

.cart-indicator:hover {
  background: var(--text-white);
  color: var(--bg-black);
}

/* ==========================================================================
   Main Store Layout
   ========================================================================== */
.main-content {
  margin-top: 75px; /* Navbar height compensation */
  display: grid;
  grid-template-columns: 35% 65%;
  border-bottom: 1px solid var(--border-dark);
  min-height: calc(100vh - 75px);
}

@media (max-width: 968px) {
  .main-content {
    grid-template-columns: 1fr;
    display: flex;
    flex-direction: column-reverse;
  }
}

/* Sidebar Column (Left) */
.product-sidebar {
  border-right: 1px solid var(--border-dark);
  padding: 40px 24px;
  position: sticky;
  top: 75px;
  height: calc(100vh - 75px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow-y: auto;
}

@media (max-width: 968px) {
  .product-sidebar {
    border-right: none;
    border-bottom: 1px solid var(--border-dark);
    position: relative;
    top: 0;
    height: auto;
    padding: 32px 24px;
  }
}

.sidebar-header {
  margin-bottom: 32px;
}

.product-code {
  font-family: var(--font-tech);
  color: var(--text-gray);
  font-size: 12px;
  margin-bottom: 4px;
}

.product-title {
  font-size: clamp(28px, 3.5vw, 40px);
  line-height: 1;
  margin-bottom: 12px;
}

.price-box {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 24px;
}

/* Size Selector grid */
.size-section {
  margin-bottom: 32px;
  border-top: 1px solid var(--border-dark);
  padding-top: 20px;
}

.section-label {
  font-family: var(--font-tech);
  font-size: 11px;
  color: var(--text-gray);
  margin-bottom: 12px;
}

.sizes-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.size-btn {
  background: transparent;
  border: 1px solid var(--border-dark);
  color: var(--text-white);
  padding: 10px 0;
  text-align: center;
  font-family: var(--font-tech);
  font-size: 12px;
  cursor: pointer;
  transition: var(--transition-raw);
}

.size-btn:hover {
  border-color: var(--text-white);
}

.size-btn.active {
  background: var(--text-white);
  color: var(--bg-black);
  border-color: var(--text-white);
}

/* Minimalist Form Inputs */
.order-section {
  border-top: 1px solid var(--border-dark);
  padding-top: 20px;
  margin-bottom: 32px;
}

.checkout-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.input-group {
  display: flex;
  flex-direction: column;
}

.input-field {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border-dark);
  color: var(--text-white);
  font-family: var(--font-body);
  font-size: 13px;
  padding: 8px 0;
  transition: var(--transition-smooth);
}

.input-field:focus {
  outline: none;
  border-color: var(--text-white);
}

.input-field::placeholder {
  color: #444444;
}

/* Solid Buy Button */
.buy-button {
  background: var(--text-white);
  color: var(--bg-black);
  border: 1px solid var(--text-white);
  padding: 16px;
  font-family: var(--font-tech);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  text-align: center;
  cursor: pointer;
  transition: var(--transition-smooth);
  width: 100%;
}

.buy-button:hover {
  background: var(--bg-black);
  color: var(--text-white);
}

/* Technical specs block (replacing description) */
.specs-block {
  margin-top: 32px;
  border-top: 1px solid var(--border-dark);
  padding-top: 20px;
  font-family: var(--font-tech);
  font-size: 11px;
  color: var(--text-gray);
}

.specs-block ul {
  list-style: none;
}

.specs-block li {
  margin-bottom: 6px;
}

.specs-block li span {
  color: var(--text-white);
}

/* Media Column (Right - Vertical photo stack) */
.media-column {
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 32px;
  align-items: center;
  background: transparent;
  overflow-y: auto;
}

@media (max-width: 968px) {
  .media-column {
    padding: 24px 16px;
    overflow-y: visible;
  }
}

.primary-photo-container {
  width: 100%;
  max-width: 600px;
  border: 1px solid var(--border-dark);
  background: #000;
  position: relative;
  overflow: hidden;
}

.primary-photo {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  transition: var(--transition-smooth);
}

/* ==========================================================================
   Bottom Section: Grid Gallery (Lifestyle & Video)
   ========================================================================== */
.gallery-section {
  padding: 60px 24px;
  background: transparent;
}

.gallery-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  border-bottom: 1px solid var(--border-dark);
  padding-bottom: 12px;
  margin-bottom: 32px;
}

.gallery-title {
  font-size: 18px;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.gallery-item {
  border: 1px solid var(--border-dark);
  position: relative;
  background: #050505;
  overflow: hidden;
}

.gallery-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4/5;
  display: block;
  transition: var(--transition-smooth);
}

.gallery-item:hover .gallery-img {
  transform: scale(1.03);
  filter: brightness(1.1);
}

/* Custom Video styling in gallery */
.gallery-item.video-item {
  aspect-ratio: 4/5;
  display: flex;
  align-items: center;
  justify-content: center;
}

.gallery-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.video-play-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 2;
  transition: var(--transition-smooth);
}

.video-play-overlay:hover {
  background: rgba(0, 0, 0, 0.1);
}

.play-symbol {
  width: 50px;
  height: 50px;
  border: 1.5px solid var(--text-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-tech);
  font-size: 10px;
  color: var(--text-white);
  text-transform: uppercase;
  transition: var(--transition-smooth);
}

.video-play-overlay:hover .play-symbol {
  transform: scale(1.1);
  background: var(--text-white);
  color: var(--bg-black);
}

/* ==========================================================================
   Order Success & UI States
   ========================================================================== */
.success-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.98);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.success-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.success-box {
  border: 1px solid var(--text-white);
  background: var(--bg-black);
  padding: 40px;
  max-width: 440px;
  width: calc(100% - 32px);
  text-align: center;
}

.success-box h3 {
  font-size: 24px;
  margin-bottom: 16px;
}

.success-desc {
  color: var(--text-gray);
  margin-bottom: 32px;
}

.success-btn {
  display: block;
  background: var(--text-white);
  color: var(--bg-black);
  border: 1px solid var(--text-white);
  padding: 14px;
  text-transform: uppercase;
  font-family: var(--font-tech);
  font-size: 12px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 12px;
  transition: var(--transition-smooth);
}

.success-btn:hover {
  background: var(--bg-black);
  color: var(--text-white);
}

/* ==========================================================================
   Stealth / Zen Mode Animations
   ========================================================================== */
.main-content,
.gallery-section,
.navbar {
  transition: opacity 0.6s cubic-bezier(0.19, 1, 0.22, 1);
}

body.stealth-mode .main-content,
body.stealth-mode .gallery-section,
body.stealth-mode .navbar {
  opacity: 0;
  pointer-events: none;
}

.center-logo-container {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.95);
  z-index: 150;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.6s cubic-bezier(0.19, 1, 0.22, 1), transform 0.6s cubic-bezier(0.19, 1, 0.22, 1);
}

.center-logo-img {
  height: 420px;
  max-height: 60vh;
  width: auto;
  display: block;
  filter: invert(1);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.center-logo-img:hover {
  transform: scale(1.05) translateY(-8px);
  filter: invert(1) drop-shadow(0 0 25px rgba(255, 255, 255, 0.3));
}

body.stealth-mode .center-logo-container {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, -50%) scale(1);
}

/* ==========================================================================
   Iridescent Gasoline Glitch Cursor Trail
   ========================================================================== */
.cursor-trail {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 120;
  pointer-events: none;
  filter: blur(1.5px) saturate(1.8);
}

/* ==========================================================================
   Catalog Page Layout & Grid
   ========================================================================== */
.catalog-main {
  margin-top: 75px;
  display: block;
  min-height: calc(100vh - 75px);
  padding: 40px 24px;
}

.catalog-grid-wrapper {
  max-width: 1200px;
  margin: 0 auto;
}

.catalog-header-block {
  margin-bottom: 40px;
  border-bottom: 1px solid var(--border-dark);
  padding-bottom: 24px;
}

.catalog-title {
  font-size: clamp(32px, 5vw, 54px);
  line-height: 1.1;
  margin-top: 8px;
}

.catalog-header-title {
  font-size: 11px;
  color: var(--text-gray);
  letter-spacing: 0.1em;
}

.catalog-items-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 24px;
}

.catalog-card {
  border: 1px solid var(--border-dark);
  background: rgba(0, 0, 0, 0.4);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: var(--transition-smooth);
  position: relative;
}

.card-img-container {
  width: 100%;
  aspect-ratio: 4/5;
  overflow: hidden;
  border-bottom: 1px solid var(--border-dark);
  background: #000;
}

.card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: var(--transition-smooth);
}

.catalog-card:hover {
  border-color: var(--text-white);
  box-shadow: 0 0 15px rgba(255, 255, 255, 0.1);
}

.catalog-card:hover .card-img {
  transform: scale(1.04);
}

.card-meta {
  padding: 16px;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  background: rgba(0, 0, 0, 0.8);
}

.card-title {
  font-size: 12px;
  color: var(--text-white);
  font-weight: 600;
}

.card-price {
  font-size: 12px;
  color: var(--text-gray);
}

/* ==========================================================================
   Mobile & Tablet Responsiveness Optimizations
   ========================================================================== */
@media (max-width: 968px) {
  .catalog-main {
    margin-top: 60px; /* Adjust top margin for mobile navbar height */
  }
}

@media (max-width: 580px) {
  .navbar {
    padding: 12px 16px;
  }
  .logo-img {
    height: 32px;
  }
  .cart-indicator {
    padding: 4px 10px;
    font-size: 11px;
  }
  
  .center-logo-img {
    height: 280px;
    max-height: 50vh;
  }

  .catalog-items-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .card-meta {
    padding: 10px;
    flex-direction: column;
    gap: 4px;
    align-items: flex-start;
  }

  .card-title {
    font-size: 10px;
    line-height: 1.2;
  }

  .card-price {
    font-size: 10px;
  }

  .catalog-title {
    font-size: 28px;
  }
  
  .product-sidebar {
    padding: 24px 16px;
  }

  .media-column {
    padding: 16px 12px;
    gap: 16px;
  }

  .primary-photo-container {
    max-width: 100%;
  }
}

/* ==========================================================================
   Interactive Slide-out Cart Drawer Styles
   ========================================================================== */
.cart-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: 460px;
  max-width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.98);
  border-left: 1px solid var(--border-dark);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
}

.cart-drawer.active {
  transform: translateX(0);
}

.cart-drawer-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s cubic-bezier(0.19, 1, 0.22, 1);
}

.cart-drawer-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

/* Header */
.cart-drawer-header {
  padding: 24px;
  border-bottom: 1px solid var(--border-dark);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cart-drawer-title {
  font-family: var(--font-tech);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.cart-drawer-close {
  background: transparent;
  border: 1px solid var(--border-light);
  color: var(--text-white);
  font-family: var(--font-tech);
  font-size: 11px;
  padding: 4px 10px;
  cursor: pointer;
  transition: var(--transition-raw);
}

.cart-drawer-close:hover {
  border-color: var(--text-white);
  background: var(--text-white);
  color: var(--bg-black);
}

/* Body (Items List) */
.cart-drawer-body {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.cart-empty-msg {
  text-align: center;
  color: var(--text-gray);
  font-size: 12px;
  margin: auto 0;
  letter-spacing: 0.02em;
}

.cart-item {
  display: grid;
  grid-template-columns: 70px 1fr auto;
  gap: 16px;
  border-bottom: 1px solid var(--border-dark);
  padding-bottom: 20px;
  align-items: center;
}

.cart-item-img-box {
  width: 70px;
  aspect-ratio: 4/5;
  border: 1px solid var(--border-dark);
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.cart-item-img {
  max-width: 90%;
  max-height: 90%;
  object-fit: contain;
}

.cart-item-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.cart-item-name {
  font-size: 12px;
  font-weight: 600;
}

.cart-item-details {
  font-family: var(--font-tech);
  font-size: 11px;
  color: var(--text-gray);
}

.cart-item-quantity {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 6px;
}

.qty-btn {
  background: transparent;
  border: 1px solid var(--border-light);
  color: var(--text-white);
  font-family: var(--font-tech);
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 12px;
  transition: var(--transition-raw);
}

.qty-btn:hover {
  border-color: var(--text-white);
}

.qty-val {
  font-family: var(--font-tech);
  font-size: 12px;
}

.cart-item-price-box {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
}

.cart-item-subtotal {
  font-family: var(--font-tech);
  font-size: 13px;
  font-weight: 600;
}

.cart-item-remove {
  background: transparent;
  border: none;
  color: var(--text-gray);
  font-family: var(--font-tech);
  font-size: 11px;
  cursor: pointer;
  transition: var(--transition-raw);
}

.cart-item-remove:hover {
  color: var(--text-white);
  text-decoration: underline;
}

/* Footer (Total & Checkout) */
.cart-drawer-footer {
  padding: 24px;
  border-top: 1px solid var(--border-dark);
  background: rgba(0, 0, 0, 0.95);
}

.cart-total-row {
  display: flex;
  justify-content: space-between;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border-dark);
  padding-bottom: 16px;
}

.cart-checkout-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}