/* ============================================================
   KORVAK — Global Stylesheet
   System I · Season 2025
   ============================================================ */

/* ============================================================
   1. DESIGN TOKENS / CSS VARIABLES
   ============================================================ */
:root {
  /* Colors */
  --black:        #080808;
  --void:         #0d0d0d;
  --charcoal:     #141414;
  --surface:      #1a1a1a;
  --border:       #242424;
  --border-light: #2e2e2e;
  --red:          #9B1616;
  --red-hot:      #C41C1C;
  --red-dim:      #5C0A0A;
  --ash:          #888888;
  --fog:          #555555;
  --white:        #f0f0f0;
  --white-dim:    #b8b8b8;
  --green-confirm:#2d6a2d;

  /* Typography */
  --font-display: 'Bebas Neue', sans-serif;
  --font-body:    'Archivo', sans-serif;
  --font-mono:    'Archivo Narrow', sans-serif;

  /* Spacing scale */
  --space-xs:  8px;
  --space-sm:  16px;
  --space-md:  24px;
  --space-lg:  48px;
  --space-xl:  80px;
  --space-2xl: 120px;

  /* Easing */
  --ease:    cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in: cubic-bezier(0.4, 0, 1, 1);
}

/* ============================================================
   2. RESET & BASE
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  background: var(--black);
  color: var(--white);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.6;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}

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

button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
}

input, textarea, select {
  font-family: inherit;
}

ul, ol {
  list-style: none;
}

/* Text selection highlight */
::selection {
  background: var(--red);
  color: var(--white);
}

/* Custom scrollbar */
::-webkit-scrollbar { width: 2px; }
::-webkit-scrollbar-track { background: var(--black); }
::-webkit-scrollbar-thumb { background: var(--red); }

/* ============================================================
   3. TYPOGRAPHY
   ============================================================ */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1;
  letter-spacing: 2px;
}

/* Display sizes */
.text-hero {
  font-family: var(--font-display);
  font-size: clamp(72px, 14vw, 160px);
  line-height: 0.9;
  letter-spacing: -1px;
}

.text-display {
  font-family: var(--font-display);
  font-size: clamp(48px, 8vw, 96px);
  line-height: 1;
  letter-spacing: 2px;
}

.text-section {
  font-family: var(--font-display);
  font-size: clamp(32px, 5vw, 64px);
  line-height: 1;
  letter-spacing: 2px;
}

.text-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 5px;
  text-transform: uppercase;
}

.text-meta {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
}

.text-body {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.9;
  font-weight: 300;
}

/* Color helpers */
.text-red    { color: var(--red); }
.text-ash    { color: var(--ash); }
.text-fog    { color: var(--fog); }
.text-white  { color: var(--white); }

/* ============================================================
   4. GRAIN FILM OVERLAY
   ============================================================ */
.grain {
  position: fixed;
  inset: -200%;
  width: 400%;
  height: 400%;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  opacity: 0.025;
  pointer-events: none;
  z-index: 9000;
  animation: grain-shift 0.9s steps(2) infinite;
}

@keyframes grain-shift {
  0%, 100% { transform: translate(0, 0); }
  20%       { transform: translate(-2%, -3%); }
  40%       { transform: translate(3%, 1%); }
  60%       { transform: translate(-1%, 3%); }
  80%       { transform: translate(2%, -2%); }
}

/* ============================================================
   5. CUSTOM CURSOR (desktop only)
   ============================================================ */
.cursor {
  position: fixed;
  width: 6px;
  height: 6px;
  background: var(--red);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: width 0.2s var(--ease), height 0.2s var(--ease);
}

.cursor-ring {
  position: fixed;
  width: 28px;
  height: 28px;
  border: 1px solid rgba(155, 22, 22, 0.5);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: width 0.3s var(--ease), height 0.3s var(--ease), border-color 0.2s;
}

/* Expand cursor on interactive elements */
body:has(a:hover) .cursor,
body:has(button:hover) .cursor { width: 12px; height: 12px; }
body:has(a:hover) .cursor-ring,
body:has(button:hover) .cursor-ring { width: 44px; height: 44px; border-color: var(--red); }

@media (hover: none) {
  .cursor, .cursor-ring { display: none; }
}

/* ============================================================
   6. NAVIGATION
   ============================================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: 64px;
  padding: 0 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background 0.4s, border-bottom 0.4s, backdrop-filter 0.4s;
}

.nav.scrolled {
  background: rgba(8, 8, 8, 0.95);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

/* Logo */
.nav-logo {
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 6px;
  color: var(--white);
  transition: opacity 0.2s;
}

.nav-logo:hover { opacity: 0.7; }
.nav-logo .accent { color: var(--red); }

/* Desktop links */
.nav-links {
  display: flex;
  gap: 36px;
}

.nav-links a {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--ash);
  position: relative;
  transition: color 0.2s;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--red);
  transition: width 0.3s var(--ease);
}

.nav-links a:hover { color: var(--white); }
.nav-links a:hover::after { width: 100%; }
.nav-links a.active { color: var(--white); }
.nav-links a.active::after { width: 100%; }

/* Right side controls */
.nav-right {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav-cart {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--ash);
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  transition: color 0.2s;
}

.nav-cart:hover { color: var(--white); }

.cart-badge {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--red);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s var(--ease);
}

.cart-badge.bump {
  animation: badge-bump 0.3s var(--ease);
}

@keyframes badge-bump {
  0%, 100% { transform: scale(1); }
  50%       { transform: scale(1.5); }
}

/* Hamburger menu */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  background: none;
  border: none;
}

.nav-hamburger span {
  display: block;
  width: 22px;
  height: 1px;
  background: var(--white);
  transition: transform 0.3s, opacity 0.2s;
}

/* Mobile full-screen menu */
.mobile-menu {
  position: fixed;
  inset: 0;
  background: var(--black);
  z-index: 999;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 36px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s;
}

.mobile-menu.open {
  opacity: 1;
  pointer-events: all;
}

.mobile-menu a {
  font-family: var(--font-display);
  font-size: 52px;
  letter-spacing: 6px;
  color: var(--white-dim);
  transition: color 0.2s;
}

.mobile-menu a:hover { color: var(--white); }

.mobile-menu-close {
  position: absolute;
  top: 20px;
  right: 24px;
  font-size: 24px;
  color: var(--ash);
  background: none;
  border: none;
  cursor: pointer;
  transition: color 0.2s;
}

.mobile-menu-close:hover { color: var(--white); }

/* ============================================================
   7. CART DRAWER
   ============================================================ */
.cart-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 2000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
  backdrop-filter: blur(4px);
}

.cart-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.cart-drawer {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: 420px;
  max-width: 100%;
  background: var(--charcoal);
  border-left: 1px solid var(--border);
  z-index: 2001;
  transform: translateX(100%);
  transition: transform 0.4s var(--ease);
  display: flex;
  flex-direction: column;
}

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

.cart-drawer-header {
  padding: 24px 28px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cart-drawer-title {
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 5px;
}

.cart-close {
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  color: var(--ash);
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.2s, color 0.2s;
  background: none;
  cursor: pointer;
}

.cart-close:hover {
  border-color: var(--white);
  color: var(--white);
}

.cart-body {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
}

.cart-empty-msg {
  text-align: center;
  padding: 60px 20px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--fog);
}

.cart-item-row {
  display: grid;
  grid-template-columns: 64px 1fr auto;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--border);
  align-items: center;
}

.cart-item-thumb {
  width: 64px;
  height: 80px;
  background: var(--surface);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.cart-item-thumb svg { opacity: 0.7; }

.cart-item-name {
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: 2px;
}

.cart-item-meta {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--fog);
  margin-top: 4px;
}

.cart-item-price {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ash);
  margin-top: 4px;
}

.cart-item-remove {
  color: var(--fog);
  font-size: 14px;
  cursor: pointer;
  align-self: flex-start;
  transition: color 0.2s;
  background: none;
  border: none;
}

.cart-item-remove:hover { color: var(--red); }

.cart-footer {
  padding: 20px 24px;
  border-top: 1px solid var(--border);
}

.cart-total-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.cart-total-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--ash);
}

.cart-total-amount {
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 2px;
}

/* ============================================================
   8. BUTTONS
   ============================================================ */

/* Primary filled button */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--red);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 4px;
  text-transform: uppercase;
  padding: 16px 36px;
  border: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform 0.2s;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--red-hot);
  transform: translateX(-100%);
  transition: transform 0.3s var(--ease);
}

.btn-primary span { position: relative; z-index: 1; }
.btn-primary:hover::before { transform: translateX(0); }
.btn-primary:hover { transform: translateY(-1px); }

/* Ghost / outlined button */
.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: none;
  border: 1px solid var(--border-light);
  color: var(--ash);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 4px;
  text-transform: uppercase;
  padding: 16px 36px;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
}

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

/* Text link button */
.btn-text {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--ash);
  display: flex;
  align-items: center;
  gap: 8px;
  background: none;
  border: none;
  cursor: pointer;
  transition: color 0.2s;
}

.btn-text::after {
  content: '→';
  transition: transform 0.2s;
}

.btn-text:hover { color: var(--white); }
.btn-text:hover::after { transform: translateX(4px); }

/* Full-width buttons */
.btn-full { width: 100%; }

/* WhatsApp button */
.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 1px solid #25D366;
  color: #25D366;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 4px;
  text-transform: uppercase;
  padding: 16px 36px;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
  background: none;
}

.btn-whatsapp:hover {
  background: #25D366;
  color: var(--black);
}

/* Checkout button */
.btn-checkout {
  width: 100%;
  padding: 18px;
  background: var(--red);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 5px;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  transition: background 0.2s;
  margin-bottom: 8px;
}

.btn-checkout:hover { background: var(--red-hot); }

/* ============================================================
   9. SECTION WRAPPER
   ============================================================ */
.section {
  padding: var(--space-2xl) 60px;
}

.section-sm {
  padding: var(--space-xl) 60px;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 5px;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 16px;
}

/* ============================================================
   10. MARQUEE TICKER
   ============================================================ */
.marquee-track {
  overflow: hidden;
  background: var(--red);
  padding: 13px 0;
  border-top: 1px solid var(--red-dim);
  border-bottom: 1px solid var(--red-dim);
}

.marquee-inner {
  display: flex;
  gap: 0;
  animation: marquee-scroll 20s linear infinite;
  white-space: nowrap;
}

.marquee-item {
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 8px;
  color: rgba(240, 240, 240, 0.55);
  padding: 0 48px;
  flex-shrink: 0;
}

.marquee-item .dot {
  color: rgba(240, 240, 240, 0.2);
  margin-left: 48px;
}

@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ============================================================
   11. HERO SECTION
   ============================================================ */
.hero {
  min-height: 100vh;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  padding: 80px 60px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 70% 30%, rgba(92, 10, 10, 0.14) 0%, transparent 60%),
    radial-gradient(ellipse at 20% 80%, rgba(92, 10, 10, 0.07) 0%, transparent 50%),
    linear-gradient(180deg, var(--black) 0%, #0f0808 100%);
}

/* Ambient geometric backdrop */
.hero-geometry {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.07;
}

.hero-visual {
  position: absolute;
  right: 5%;
  top: 50%;
  transform: translateY(-50%);
  width: min(44vw, 480px);
  opacity: 0.1;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 740px;
}

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 5px;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 20px;
  opacity: 0;
  animation: fade-up 0.8s var(--ease) 0.2s forwards;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(80px, 14vw, 160px);
  line-height: 0.9;
  letter-spacing: -2px;
  color: var(--white);
  opacity: 0;
  animation: fade-up 0.8s var(--ease) 0.4s forwards;
}

.hero-title .accent { color: var(--red); }

.hero-sub {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--ash);
  margin-top: 28px;
  max-width: 360px;
  line-height: 1.9;
  opacity: 0;
  animation: fade-up 0.8s var(--ease) 0.6s forwards;
}

.hero-cta {
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
  margin-top: 48px;
  opacity: 0;
  animation: fade-up 0.8s var(--ease) 0.8s forwards;
}

.hero-scroll {
  position: absolute;
  bottom: 40px;
  right: 60px;
  writing-mode: vertical-rl;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--fog);
  display: flex;
  align-items: center;
  gap: 12px;
}

.hero-scroll::before {
  content: '';
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--red), transparent);
  display: block;
}

@keyframes fade-up {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   12. FEATURED PRODUCTS GRID
   ============================================================ */
.featured-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  margin-top: 48px;
}

.featured-item {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3 / 4;
  background: var(--charcoal);
  cursor: pointer;
}

.featured-item-bg {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.6s var(--ease);
}

.featured-item:hover .featured-item-bg { transform: scale(1.04); }

.featured-item-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(8, 8, 8, 0.92) 0%, transparent 55%);
  opacity: 0.7;
  transition: opacity 0.3s;
}

.featured-item:hover .featured-item-overlay { opacity: 0.9; }

.featured-item-tag {
  position: absolute;
  top: 20px;
  left: 20px;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 4px;
  text-transform: uppercase;
  padding: 5px 10px;
  background: var(--red);
  color: var(--white);
  opacity: 0;
  transition: opacity 0.3s;
}

.featured-item:hover .featured-item-tag { opacity: 1; }

.featured-item-info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 28px 24px;
}

.featured-item-cat {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 8px;
}

.featured-item-name {
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 3px;
  color: var(--white);
}

.featured-item-price {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ash);
  margin-top: 6px;
  letter-spacing: 2px;
}

/* ============================================================
   13. STATEMENT SECTION
   ============================================================ */
.statement-section {
  background: var(--void);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 100px 60px;
  display: flex;
  gap: 60px;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
}

.statement-headline {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 52px);
  line-height: 1.2;
  letter-spacing: 2px;
  max-width: 600px;
}

.statement-headline em {
  color: var(--red);
  font-style: normal;
}

.statement-body {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--fog);
  line-height: 2;
  max-width: 340px;
  border-left: 1px solid var(--border-light);
  padding-left: 24px;
}

/* ============================================================
   14. SHOP PAGE LAYOUT
   ============================================================ */
.shop-header {
  padding: 140px 60px 48px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--border);
}

.shop-title {
  font-family: var(--font-display);
  font-size: clamp(52px, 10vw, 96px);
  letter-spacing: 4px;
  line-height: 1;
}

.shop-filters {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  align-items: flex-end;
}

.filter-btn {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 3px;
  text-transform: uppercase;
  padding: 10px 20px;
  border: 1px solid var(--border);
  color: var(--fog);
  background: none;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
}

.filter-btn:hover,
.filter-btn.active {
  border-color: var(--red);
  color: var(--red);
}

/* Product grid */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2px;
  background: var(--border);
}

.product-card {
  background: var(--black);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: background 0.2s;
}

.product-card-img {
  aspect-ratio: 3 / 4;
  background: var(--charcoal);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-card-img-inner {
  transition: transform 0.6s var(--ease);
}

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

.product-card-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 3px;
  text-transform: uppercase;
  padding: 5px 10px;
  background: var(--red);
  color: var(--white);
  z-index: 2;
}

.product-card-quick {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--red);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 4px;
  text-transform: uppercase;
  padding: 13px;
  text-align: center;
  transform: translateY(100%);
  transition: transform 0.3s var(--ease);
  border: none;
  cursor: pointer;
  z-index: 2;
}

.product-card:hover .product-card-quick { transform: translateY(0); }

.product-card-info {
  padding: 18px 20px;
  border-top: 1px solid var(--border);
}

.product-card-tag {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 6px;
}

.product-card-name {
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 3px;
}

.product-card-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 8px;
}

.product-card-price {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ash);
  letter-spacing: 2px;
}

.product-card-sizes {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--fog);
}

/* ============================================================
   15. PRODUCT DETAIL PAGE
   ============================================================ */
.product-layout {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  padding-top: 64px;
}

.product-gallery {
  background: var(--charcoal);
  position: sticky;
  top: 64px;
  height: calc(100vh - 64px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
}

.product-gallery svg { max-height: 70vh; }

.product-info-panel {
  padding: 80px 56px;
  border-left: 1px solid var(--border);
}

.back-link {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--fog);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 48px;
  transition: color 0.2s;
  cursor: pointer;
  background: none;
  border: none;
}

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

.product-detail-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 5px;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 14px;
}

.product-detail-name {
  font-family: var(--font-display);
  font-size: clamp(36px, 4vw, 56px);
  letter-spacing: 3px;
  line-height: 1;
  margin-bottom: 16px;
}

.product-detail-price {
  font-family: var(--font-mono);
  font-size: 22px;
  letter-spacing: 3px;
  color: var(--white-dim);
  margin-bottom: 40px;
}

/* Size selector */
.size-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--ash);
  margin-bottom: 12px;
}

.size-grid {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.size-opt {
  width: 48px;
  height: 48px;
  border: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 1px;
  color: var(--fog);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
  background: none;
}

.size-opt:hover { border-color: var(--white-dim); color: var(--white); }
.size-opt.selected { border-color: var(--red); color: var(--red); }
.size-opt.sold-out { opacity: 0.3; cursor: not-allowed; text-decoration: line-through; }

/* Add to cart btn with "added" state */
.btn-add-cart {
  width: 100%;
  padding: 20px;
  background: var(--red);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 5px;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: background 0.2s;
  margin-bottom: 12px;
}

.btn-add-cart:hover { background: var(--red-hot); }

.btn-add-cart .added-overlay {
  position: absolute;
  inset: 0;
  background: var(--green-confirm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  letter-spacing: 5px;
  transform: translateY(100%);
  transition: transform 0.3s var(--ease);
}

.btn-add-cart.added .added-overlay { transform: translateY(0); }

/* Accordion for product details */
.accordion-item {
  border-top: 1px solid var(--border);
}

.accordion-trigger {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 18px 0;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--ash);
  cursor: pointer;
  background: none;
  border: none;
  transition: color 0.2s;
}

.accordion-trigger:hover { color: var(--white); }
.accordion-icon { font-size: 16px; transition: transform 0.3s; }
.accordion-item.open .accordion-icon { transform: rotate(45deg); }

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease);
}

.accordion-body.open { max-height: 400px; }

.accordion-content {
  padding-bottom: 20px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 1px;
  color: var(--fog);
  line-height: 2;
}

.material-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 16px;
}

.material-item {
  padding: 14px;
  border: 1px solid var(--border);
}

.material-item-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--fog);
  margin-bottom: 4px;
}

.material-item-val {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--white-dim);
}

/* ============================================================
   16. ABOUT PAGE
   ============================================================ */
.about-hero {
  min-height: 80vh;
  display: flex;
  align-items: center;
  padding: 140px 60px 80px;
  position: relative;
  overflow: hidden;
}

.about-hero-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 65% 40%, rgba(92, 10, 10, 0.12) 0%, transparent 55%);
}

.about-headline {
  font-family: var(--font-display);
  font-size: clamp(52px, 9vw, 110px);
  line-height: 0.95;
  letter-spacing: -1px;
  position: relative;
  z-index: 2;
  max-width: 900px;
}

.about-headline .line-red { color: var(--red); }

.manifesto-section {
  padding: 80px 60px;
  background: var(--void);
  border-top: 1px solid var(--border);
}

.manifesto-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
  align-items: start;
  margin-top: 0;
}

.manifesto-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 5px;
  text-transform: uppercase;
  color: var(--red);
  padding-top: 6px;
}

.manifesto-text {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.9;
  color: var(--white-dim);
  font-weight: 300;
}

.manifesto-text p + p { margin-top: 22px; }
.manifesto-text strong { color: var(--white); font-weight: 500; }

/* Values grid */
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--border);
  margin-top: 48px;
}

.value-card {
  background: var(--black);
  padding: 48px 36px;
}

.value-num {
  font-family: var(--font-display);
  font-size: 52px;
  color: var(--red);
  opacity: 0.25;
  line-height: 1;
  margin-bottom: 20px;
}

.value-title {
  font-family: var(--font-display);
  font-size: 24px;
  letter-spacing: 3px;
  margin-bottom: 12px;
}

.value-desc {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--fog);
  line-height: 2;
  letter-spacing: 1px;
}

/* ============================================================
   17. CONTACT PAGE
   ============================================================ */
.contact-layout {
  min-height: 100vh;
  padding: 140px 60px 80px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
}

.contact-big-title {
  font-family: var(--font-display);
  font-size: clamp(52px, 8vw, 96px);
  letter-spacing: 2px;
  line-height: 1;
  margin-bottom: 28px;
}

.contact-desc {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--fog);
  line-height: 2;
  max-width: 320px;
}

.contact-channels {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 40px;
}

.contact-channel {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 20px;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  text-decoration: none;
  color: inherit;
}

.contact-channel:hover {
  border-color: var(--red);
  background: rgba(155, 22, 22, 0.04);
}

.contact-channel-icon {
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}

.contact-channel-name {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--white-dim);
}

.contact-channel-sub {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--fog);
  margin-top: 2px;
}

/* Form styles */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--fog);
}

.form-input {
  background: var(--void);
  border: 1px solid var(--border);
  color: var(--white);
  padding: 15px 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 1px;
  outline: none;
  transition: border-color 0.2s;
}

.form-input:focus { border-color: var(--red); }
.form-input::placeholder { color: var(--fog); }

textarea.form-input {
  resize: vertical;
  min-height: 120px;
}

/* ============================================================
   18. MOCKUP / DESIGN STUDIO SECTION
   ============================================================ */
.studio-section {
  background: var(--void);
  border-top: 1px solid var(--border);
  padding: var(--space-2xl) 60px;
}

.studio-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  margin-top: 60px;
  align-items: start;
}

.studio-canvas-wrap {
  position: relative;
  aspect-ratio: 3 / 4;
  background: var(--charcoal);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* The design drop zone within the shirt */
.studio-design-zone {
  position: absolute;
  top: 21%;
  left: 29%;
  right: 29%;
  bottom: 46%;
  border: 1px dashed rgba(155, 22, 22, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  pointer-events: none;
}

.studio-design-zone img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: none;
}

.studio-design-placeholder {
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--fog);
  text-align: center;
  pointer-events: none;
}

/* Studio controls */
.studio-controls {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.studio-upload-area {
  border: 1px dashed var(--border-light);
  padding: 44px 28px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s;
}

.studio-upload-area:hover { border-color: var(--red); }

.studio-upload-area input[type="file"] { display: none; }

.upload-icon-large { font-size: 28px; margin-bottom: 14px; color: var(--fog); }

.upload-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--ash);
}

.upload-hint {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--fog);
  margin-top: 8px;
}

.studio-color-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.studio-color-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--fog);
  flex-shrink: 0;
}

.color-swatch {
  width: 36px;
  height: 36px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: border-color 0.2s, transform 0.2s;
}

.color-swatch.active {
  border-color: var(--white);
  transform: scale(1.1);
}

.studio-note {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--fog);
  line-height: 1.9;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

/* ============================================================
   19. FOOTER
   ============================================================ */
footer {
  background: var(--void);
  border-top: 1px solid var(--border);
  padding: 60px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 48px;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 38px;
  letter-spacing: 8px;
  margin-bottom: 12px;
}

.footer-tagline {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 3px;
  color: var(--fog);
}

.footer-heading {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 18px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--fog);
  transition: color 0.2s;
}

.footer-links a:hover { color: var(--white); }

.footer-bottom {
  padding-top: 28px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 3px;
  color: var(--fog);
}

/* ============================================================
   20. SCROLL REVEAL ANIMATIONS
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ============================================================
   21. RESPONSIVE — TABLET / MOBILE
   ============================================================ */
@media (max-width: 1100px) {
  .product-layout { grid-template-columns: 1fr; }
  .product-gallery {
    position: relative;
    height: 70vw;
    top: 0;
  }
  .product-info-panel { padding: 48px 40px; border-left: none; border-top: 1px solid var(--border); }

  .manifesto-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .studio-layout { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  /* Navigation */
  .nav { padding: 0 20px; }
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }

  /* Sections */
  .section { padding: 80px 20px; }
  .section-sm { padding: 60px 20px; }

  /* Hero */
  .hero { padding: 80px 20px; }
  .hero-visual { display: none; }
  .hero-cta { flex-direction: column; align-items: flex-start; }

  /* Featured grid */
  .featured-grid { grid-template-columns: 1fr; }

  /* Statement */
  .statement-section { padding: 60px 20px; flex-direction: column; gap: 40px; }
  .statement-body { max-width: 100%; }

  /* Shop */
  .shop-header { padding: 120px 20px 40px; flex-direction: column; align-items: flex-start; }

  /* About */
  .about-hero { padding: 120px 20px 60px; }
  .manifesto-section { padding: 60px 20px; }
  .values-section { padding: 60px 20px; }
  .values-grid { grid-template-columns: 1fr; }

  /* Contact */
  .contact-layout { padding: 120px 20px 60px; grid-template-columns: 1fr; gap: 48px; }

  /* Studio */
  .studio-section { padding: 80px 20px; }

  /* Footer */
  footer { padding: 40px 20px; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }

  /* Product detail */
  .product-info-panel { padding: 40px 20px; }
}

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

/* ============================================================
   22. UTILITY CLASSES
   ============================================================ */
.flex        { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between{ display: flex; align-items: center; justify-content: space-between; }
.flex-col    { flex-direction: column; }
.gap-sm      { gap: var(--space-sm); }
.gap-md      { gap: var(--space-md); }
.gap-lg      { gap: var(--space-lg); }
.mt-sm       { margin-top: var(--space-sm); }
.mt-md       { margin-top: var(--space-md); }
.mt-lg       { margin-top: var(--space-lg); }
.mb-sm       { margin-bottom: var(--space-sm); }
.mb-md       { margin-bottom: var(--space-md); }
.mb-lg       { margin-bottom: var(--space-lg); }
.w-full      { width: 100%; }
.pt-nav      { padding-top: 64px; }