/* ==========================================================================
   OLE Core - Global Design Tokens & Utility Framework
   ========================================================================== */

:root {
  /* Color Palette */
  --color-navy: #0F172A;
  --color-slate-muted: #94A3B8;
  --color-bg-light: #F8FAFC;
  --color-border: #E2E8F0;
  
  --color-primary: #2596BE;
  --color-primary-dark: #1E7A9B;
  --color-accent-orange: #FF6B00;
  --color-accent-hover: #E05E00;
  
  /* Typography & Geometry */
  --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-pill: 9999px;
  
  /* Layout Grid Tokens */
  --site-max-width: 1440px;
  --grid-cols: 12;
  --grid-gutter: 16px;
  
  /* Depth Shadows */
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.08);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 10px 25px rgba(15, 23, 42, 0.1);
}

/* Global Reset & Container System */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-main);
  background-color: var(--color-bg-light);
  color: var(--color-navy);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.ole-container {
  max-width: var(--site-max-width);
  margin: 0 auto;
  padding: 0 16px;
}

.grid-12 {
  display: grid;
  grid-template-columns: repeat(var(--grid-cols), 1fr);
  gap: var(--grid-gutter);
}

/* Global Card & Component Bases */
.ole-card {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.ole-card:hover {
  box-shadow: var(--shadow-md);
}

/* Reusable UI Utility Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  font-weight: 600;
  font-size: 14px;
  border-radius: var(--radius-pill);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s ease;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #FFFFFF;
}
.btn-primary:hover {
  background-color: var(--color-primary-dark);
}

.btn-orange {
  background-color: var(--color-accent-orange);
  color: #FFFFFF;
}
.btn-orange:hover {
  background-color: var(--color-accent-hover);
}

/* Dynamic Badge Badges */
.badge-pill {
  display: inline-block;
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  border-radius: var(--radius-pill);
}

/* Top Announcement Bar */
.top-bar {
  background-color: var(--color-navy);
  color: #FFFFFF;
  font-size: 12px;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.top-bar-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.badge-flash {
  background: rgba(255, 255, 255, 0.15);
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  margin-right: 8px;
}
.top-bar-link {
  color: #FFFFFF;
  text-decoration: none;
}

/* Site Header */
.site-header {
  background: #FFFFFF;
  border-bottom: 1px solid var(--color-border);
  padding: 16px 0;
  position: sticky;
  top: 0;
  z-index: 1000;
}
.header-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

/* Brand */
.brand-title {
  font-size: 20px;
  font-weight: 900;
  letter-spacing: -0.5px;
  color: var(--color-navy);
}
.brand-badge {
  background: var(--color-navy);
  color: #FFFFFF;
  font-size: 10px;
  font-weight: 800;
  padding: 3px 6px;
  border-radius: 4px;
  margin-left: 6px;
}

/* AI Search Input */
.header-search {
  flex: 1;
  max-width: 680px;
}
.search-input-wrapper {
  display: flex;
  align-items: center;
  background: var(--color-bg-light);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-pill);
  padding: 4px 6px 4px 16px;
}
.search-field {
  border: none;
  background: transparent;
  width: 100%;
  padding: 8px;
  font-size: 14px;
  outline: none;
}
.btn-ai-search {
  padding: 8px 18px;
  white-space: nowrap;
}

/* Header Action Buttons */
.header-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}
.action-item {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--color-navy);
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
}
.action-cart-btn {
  background: var(--color-accent-orange);
  color: #FFFFFF;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  font-weight: 700;
  font-size: 14px;
}

/* ==========================================================================
   Header Mobile Responsiveness
   ========================================================================== */

@media (max-width: 768px) {
  /* Top Bar Adjustments */
  .top-bar-flex {
    justify-content: center;
    text-align: center;
  }
  .top-bar-right {
    display: none; /* Hide secondary tax link on small screens to save vertical height */
  }

  /* Header Layout Rearrangement */
  .header-grid {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }

  .header-brand {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .header-actions {
    justify-content: space-between;
    width: 100%;
    padding-top: 4px;
    border-top: 1px solid var(--color-border);
  }

  .action-item span {
    font-size: 12px;
  }

  /* Search Input Spacing */
  .search-input-wrapper {
    padding: 2px 4px 2px 12px;
  }
  .search-field {
    font-size: 13px;
  }
  .btn-ai-search {
    padding: 6px 12px;
    font-size: 12px;
  }
}