/* ==========================================================================
   BROWNWHITE.CO — Master Core Stylesheet
   Sophisticated Brown + Cream High-Fashion Identity
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700&family=Playfair+Display:ital,wght@0,400;0,500;0,600;1,400&display=swap');

:root {
  /* Primary Brown + Cream Visual Identity */
  --color-chocolate: #29150F;   /* Dark Chocolate Brown */
  --color-deep-brown: #3A2118;  /* Deep Brown */
  --color-rich-brown: #563326;  /* Rich Brown */
  --color-warm-brown: #765040;  /* Warm Brown */
  --color-light-brown: #A9826F; /* Light Brown */
  --color-cream: #F3ECE3;       /* Cream */
  --color-warm-white: #FFFDF9;  /* Warm White */
  --color-black: #111111;       /* Black */

  /* Neutral tones derived from theme */
  --border-light: rgba(86, 51, 38, 0.15);
  --border-medium: rgba(86, 51, 38, 0.28);
  --border-dark: rgba(41, 21, 15, 0.4);

  /* Typography */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-editorial: 0.6s cubic-bezier(0.25, 1, 0.5, 1);

  /* Z-Index Layers */
  --z-header: 1000;
  --z-mega-menu: 990;
  --z-drawer-overlay: 1500;
  --z-drawer: 1600;
  --z-modal: 2000;
  --z-toast: 3000;

  /* Container & Layout */
  --max-width: 1480px;
  --header-height: 80px;

  /* Safe Area Insets for iPhone / iPad */
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-left: env(safe-area-inset-left, 0px);
  --safe-right: env(safe-area-inset-right, 0px);
}

/* Reset & Box Sizing */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 15px;
  scroll-behavior: smooth;
  background-color: var(--color-warm-white);
  color: var(--color-black);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.6;
  letter-spacing: 0.01em;
  background-color: var(--color-warm-white);
  color: var(--color-black);
  overflow-x: hidden;
  width: 100%;
  min-height: 100vh;
  min-height: 100dvh;
}

a {
  color: inherit;
  text-decoration: none;
  transition: opacity var(--transition-fast);
}

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

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

ul {
  list-style: none;
}

/* Selection */
::selection {
  background: var(--color-rich-brown);
  color: var(--color-cream);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: var(--color-warm-white);
}
::-webkit-scrollbar-thumb {
  background: var(--color-light-brown);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--color-rich-brown);
}


/* ==========================================================================
   Sticky Minimal Fashion Header
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: var(--z-header);
  transition: background-color var(--transition-smooth), 
              border-color var(--transition-smooth),
              box-shadow var(--transition-smooth),
              transform var(--transition-smooth);
  background-color: transparent;
  color: var(--color-cream);
}

/* Header state when scrolled past hero */
.site-header.scrolled {
  background-color: var(--color-chocolate);
  box-shadow: 0 4px 24px rgba(41, 21, 15, 0.25);
  border-bottom: 1px solid rgba(243, 236, 227, 0.12);
}

.header-container {
  max-width: var(--max-width);
  height: 100%;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Left: Brand Logo */
.header-brand {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.header-logo-img {
  height: 38px;
  max-width: 250px;
  width: auto;
  object-fit: contain;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.header-logo-img:hover {
  opacity: 0.9;
  transform: scale(1.02);
}

/* Center: Desktop Navigation */
.header-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 2.25rem;
}

.nav-item {
  position: relative;
}

.nav-link {
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-cream);
  padding: 1.5rem 0;
  display: inline-block;
  position: relative;
  transition: opacity var(--transition-fast), color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 1.2rem;
  left: 0;
  width: 0;
  height: 1.5px;
  background-color: var(--color-cream);
  transition: width var(--transition-smooth);
}

.nav-item:hover .nav-link::after,
.nav-link.active-page::after {
  width: 100%;
}

/* ==========================================================================
   Mega Menus (Women, Men, New In, Collections)
   ========================================================================== */
.mega-menu {
  position: absolute;
  top: var(--header-height);
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  width: 92vw;
  max-width: 1100px;
  background-color: var(--color-chocolate);
  border: 1px solid rgba(243, 236, 227, 0.12);
  border-radius: 2px;
  box-shadow: 0 16px 40px rgba(17, 17, 17, 0.45);
  padding: 2.5rem;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-smooth), transform var(--transition-smooth), visibility var(--transition-smooth);
  z-index: var(--z-mega-menu);
}

.nav-item:hover .mega-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.mega-menu-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr) 1.2fr;
  gap: 2.5rem;
}

.mega-col-title {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-light-brown);
  margin-bottom: 1.25rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(243, 236, 227, 0.1);
}

.mega-col-links li {
  margin-bottom: 0.85rem;
}

.mega-col-links a {
  font-size: 0.82rem;
  color: var(--color-cream);
  opacity: 0.85;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
  display: inline-block;
}

.mega-col-links a:hover {
  opacity: 1;
  transform: translateX(4px);
  color: var(--color-warm-white);
}

.mega-feature-card {
  position: relative;
  overflow: hidden;
  border-radius: 2px;
  aspect-ratio: 4/5;
  background-color: var(--color-deep-brown);
}

.mega-feature-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-editorial);
}

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

.mega-feature-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(41, 21, 15, 0.85) 0%, transparent 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.25rem;
  color: var(--color-cream);
}

.mega-feature-tag {
  font-size: 0.65rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-light-brown);
}

.mega-feature-title {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 500;
  margin-top: 0.25rem;
}

/* ==========================================================================
   Right Utility Actions
   ========================================================================== */
.header-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.header-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-cream);
  padding: 0.5rem 0.25rem;
  position: relative;
  transition: opacity var(--transition-fast);
}

.header-action-btn:hover {
  opacity: 0.8;
}

.header-icon {
  width: 18px;
  height: 18px;
  stroke: currentColor;
}

.header-action-text {
  display: inline-block;
}

.action-counter-badge {
  display: none;
  align-items: center;
  justify-content: center;
  background-color: var(--color-cream);
  color: var(--color-chocolate);
  font-size: 0.65rem;
  font-weight: 700;
  width: 17px;
  height: 17px;
  border-radius: 50%;
  margin-left: 2px;
}

/* Mobile Hamburger Toggle */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  padding: 4px;
}

.mobile-menu-btn span {
  display: block;
  width: 100%;
  height: 1.5px;
  background-color: var(--color-cream);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

/* ==========================================================================
   Footer (Full Dark Chocolate Brown #29150F)
   ========================================================================== */
.site-footer {
  background-color: var(--color-chocolate);
  color: var(--color-cream);
  border-top: 1px solid rgba(243, 236, 227, 0.1);
  padding: 6rem 2rem 3rem;
  position: relative;
  z-index: 10;
}

.footer-container {
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(4, 1fr);
  gap: 3.5rem;
  margin-bottom: 5rem;
}

.footer-brand-col {
  padding-right: 2rem;
}

.footer-logo-img {
  height: 48px;
  max-width: 280px;
  width: auto;
  object-fit: contain;
  margin-bottom: 1.5rem;
}

.footer-brand-desc {
  font-size: 0.85rem;
  color: rgba(243, 236, 227, 0.7);
  line-height: 1.7;
  margin-bottom: 1.75rem;
}

.footer-direct-order-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-light-brown);
  border: 1px solid rgba(169, 130, 111, 0.3);
  padding: 0.4rem 0.8rem;
  border-radius: 2px;
}

.footer-col-title {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-light-brown);
  margin-bottom: 1.5rem;
}

.footer-nav-list li {
  margin-bottom: 0.85rem;
}

.footer-nav-list a {
  font-size: 0.85rem;
  color: var(--color-cream);
  opacity: 0.8;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
  display: inline-block;
}

.footer-nav-list a:hover {
  opacity: 1;
  color: var(--color-warm-white);
  transform: translateX(3px);
}


.footer-bottom-bar {
  padding-top: 2.5rem;
  border-top: 1px solid rgba(243, 236, 227, 0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
  color: rgba(243, 236, 227, 0.55);
}

.footer-bottom-copy {
  line-height: 1.6;
}

.footer-curator-link {
  font-family: var(--font-serif);
  color: var(--color-cream);
  text-decoration: none;
  font-weight: 400;
  font-style: italic;
  letter-spacing: 0.04em;
  transition: opacity var(--transition-fast), color var(--transition-fast);
}

.footer-curator-link:hover {
  opacity: 0.85;
  color: var(--color-warm-white);
  text-decoration: none;
}

.footer-legal-links {
  display: flex;
  gap: 2rem;
}

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

/* ==========================================================================
   Toast Notification Banner
   ========================================================================== */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  pointer-events: none;
}

.toast {
  background-color: var(--color-chocolate);
  color: var(--color-cream);
  border: 1px solid rgba(243, 236, 227, 0.2);
  box-shadow: 0 8px 32px rgba(17, 17, 17, 0.35);
  padding: 1rem 1.75rem;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  border-radius: 2px;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity var(--transition-smooth), transform var(--transition-smooth);
  pointer-events: auto;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   Media Queries & Responsive Layout
   ========================================================================== */
@media (max-width: 1024px) {
  :root {
    --header-height: 72px;
  }

  .header-nav {
    display: none;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .footer-top-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
  }

  .footer-brand-col {
    grid-column: 1 / -1;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 64px;
  }

  .header-container {
    padding: 0 1rem;
    padding-left: max(1rem, var(--safe-left));
    padding-right: max(1rem, var(--safe-right));
  }

  .header-logo-img {
    height: 24px;
    max-width: 150px;
  }

  .header-action-text {
    display: none;
  }

  .header-action-btn {
    min-width: 44px;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .footer-top-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-bottom-bar {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .footer-legal-links {
    justify-content: center;
    gap: 1rem;
  }
}

@media (max-width: 480px) {
  :root {
    --header-height: 60px;
  }

  .header-container {
    padding: 0 0.85rem;
  }

  .header-logo-img {
    height: 22px;
    max-width: 135px;
  }

  .footer-col-title {
    margin-bottom: 0.75rem;
  }

  .footer-top-grid {
    gap: 1.75rem;
  }
}