/* ==========================================================================
   ROBRUN.HELP - Official Aesthetic Minimalist Stylesheet
   Designed for Rob Run item database & companion tools
   ========================================================================== */

:root {
  /* Rob Run brand palette */
  --bg-primary: #141312;
  --bg-surface: #1b1918;
  --bg-input: #171615;

  --border-subtle: #2d2a26;
  --border-strong: #3f3b35;

  --accent-lime: #c5fb31;
  --accent-lime-hover: #bbff01;
  --accent-lime-dim: rgba(197, 251, 49, 0.12);
  --accent-lime-glow: rgba(197, 251, 49, 0.25);

  --text-primary: #ede9e4;
  --text-secondary: #9f9b94;
  --text-muted: #6b6863;
  --text-dark: #141312;

  /* Rarity color tokens (4 authentic in-game rarities: common, uncommon, epic, legendary) */
  --rarity-common: #8e8a84;
  --rarity-uncommon: #3cd070;
  --rarity-epic: #b87cf8;
  --rarity-legendary: #f59e0b;

  /* Unified Typography System */
  /* 1. Firm Brand Display Font (Logo & Headings - Exactly ONE unified size) */
  --font-display: 'Sofia Sans Extra Condensed', sans-serif;
  --title-size: 1.85rem;

  /* 2. Unified Reading Font (Body & UI text - Exactly TWO sizes) */
  --font-body: 'Roboto Condensed', -apple-system, BlinkMacSystemFont, sans-serif;
  --text-size: 0.85rem;      /* Primary reading size */
  --text-size-sm: 0.75rem;   /* Secondary explanation size (captions, notes, badges, sub-labels) */

  --transition-fast: 0.15s ease;
  --radius-sm: 3px;
  --radius-md: 4px;
}

/* ==========================================================================
   Unified Rarity & Workbench Modifiers
   ========================================================================== */
.rarity-common {
  --rarity-color: var(--rarity-common);
  --rarity-bg: linear-gradient(0deg, rgba(142, 138, 132, 0.5), rgba(142, 138, 132, 0));
}
.rarity-uncommon {
  --rarity-color: var(--rarity-uncommon);
  --rarity-bg: linear-gradient(0deg, rgba(60, 208, 112, 0.5), rgba(60, 208, 112, 0));
}
.rarity-epic {
  --rarity-color: var(--rarity-epic);
  --rarity-bg: linear-gradient(0deg, rgba(184, 124, 248, 0.5), rgba(184, 124, 248, 0));
}
.rarity-legendary {
  --rarity-color: var(--rarity-legendary);
  --rarity-bg: linear-gradient(0deg, rgba(245, 158, 11, 0.5), rgba(245, 158, 11, 0));
}
.rarity-none {
  --rarity-color: transparent;
  --rarity-bg: none;
}

.wb-1,
.wb-2 { --wb-color: var(--rarity-uncommon); --wb-border: rgba(60, 208, 112, 0.3); --wb-bg: rgba(60, 208, 112, 0.12); }
.wb-3 { --wb-color: var(--rarity-epic); --wb-border: rgba(184, 124, 248, 0.3); --wb-bg: rgba(184, 124, 248, 0.12); }
.wb-4 { --wb-color: var(--rarity-legendary); --wb-border: rgba(245, 158, 11, 0.3); --wb-bg: rgba(245, 158, 11, 0.12); }

/* Base reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
  overflow-y: scroll;
  scrollbar-gutter: stable;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-size);
  line-height: 1.4;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--bg-primary);
  background-image: 
    radial-gradient(ellipse 80% 40% at 50% -10%, rgba(197, 251, 49, 0.05) 0%, transparent 60%),
    linear-gradient(rgba(237, 233, 228, 0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(237, 233, 228, 0.015) 1px, transparent 1px);
  background-size: 100% 100%, 32px 32px, 32px 32px;
  background-position: top center, -1px -1px, -1px -1px;
}

/* Container */
.container {
  width: 100%;
  max-width: 1540px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* SPA View Sections */
.view-section {
  display: block;
}

.view-section.view-hidden {
  display: none !important;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.site-header {
  border-bottom: 1px solid var(--border-subtle);
  background: rgba(20, 19, 18, 0.85);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 1.5rem;
}

.brand-wrapper {
  display: inline-flex;
  align-items: center;
  flex: 0 0 154px;
  width: 154px;
  min-width: 154px;
  text-decoration: none;
}

.brand-title {
  font-family: var(--font-display);
  font-size: var(--title-size);
  font-style: italic;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--text-primary);
  letter-spacing: 0.04em;
  line-height: 1;
  white-space: nowrap;
}

.brand-domain {
  color: var(--accent-lime);
  text-shadow: 0 0 16px var(--accent-lime-glow);
}

/* Navigation items */
.header-nav {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-link {
  font-family: var(--font-display);
  font-size: var(--title-size);
  font-style: italic;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  line-height: 1;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: color var(--transition-fast), background var(--transition-fast);
}

.nav-link:hover {
  color: var(--text-primary);
  background: var(--bg-surface);
}

.nav-link.active {
  color: var(--accent-lime);
  background: var(--accent-lime-dim);
}

/* Language switch */
.lang-switch {
  display: flex;
  align-items: center;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  overflow: hidden;
  padding: 2px;
  flex-shrink: 0;
}

.lang-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-size: var(--text-size);
  font-style: normal;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  line-height: 1.2;
  padding: 0.25rem 0.55rem;
  border-radius: 2px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.lang-btn:hover {
  color: var(--text-primary);
}

.lang-btn.active {
  background: var(--accent-lime);
  color: var(--text-dark);
}

/* ==========================================================================
   Main Content Layout
   ========================================================================== */
.main-content {
  flex: 1;
  padding: 1.25rem 0 2rem;
}

/* ==========================================================================
   Toolbar: Search, Filters, Sorting
   ========================================================================== */
.toolbar {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
}

.toolbar-top {
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

.search-box {
  flex: 1;
  position: relative;
  display: flex;
  align-items: center;
}

.search-icon {
  position: absolute;
  left: 0.75rem;
  width: 16px;
  height: 16px;
  color: var(--text-muted);
  pointer-events: none;
}

.search-input {
  width: 100%;
  height: 38px;
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0 2.2rem 0 2.3rem;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: var(--text-size);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.search-input::placeholder {
  color: var(--text-muted);
}

.search-input:focus {
  outline: none;
  border-color: var(--accent-lime);
  box-shadow: 0 0 0 2px var(--accent-lime-dim);
}

.clear-search {
  position: absolute;
  right: 0.5rem;
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  display: none;
  padding: 0.2rem;
}

.clear-search.visible {
  display: flex;
}

.clear-search svg {
  width: 14px;
  height: 14px;
}

.sort-wrapper {
  position: relative;
  width: 200px;
  min-width: 200px;
  flex: 0 0 200px;
}

.sort-select {
  width: 100%;
  height: 38px;
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: var(--text-size);
  padding: 0 1.8rem 0 0.75rem;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
}

.sort-select:focus {
  outline: none;
  border-color: var(--accent-lime);
}

.sort-arrow {
  position: absolute;
  right: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  width: 14px;
  height: 14px;
  color: var(--text-secondary);
}

/* Filter Groups */
.filter-groups {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  border-top: 1px solid var(--border-subtle);
  padding-top: 0.65rem;
}

.filter-row {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  width: 100%;
}

.filter-label {
  font-size: var(--text-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  font-weight: 700;
  width: 95px;
  min-width: 95px;
  flex-shrink: 0;
  padding-top: 0.25rem;
  line-height: 1.2;
}

.filter-pills {
  flex: 1;
  min-width: 0;
  display: flex;
  gap: 0.35rem 0.4rem;
  flex-wrap: wrap;
  align-items: center;
}

.pill-btn {
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-size: var(--text-size);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  white-space: nowrap;
}

.pill-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-strong);
  background: var(--bg-surface);
}

.pill-btn.active {
  color: var(--text-dark);
  background: var(--accent-lime);
  border-color: var(--accent-lime);
}

/* Rarity specific dots */
.rarity-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.rarity-dot.common { background: var(--rarity-common); }
.rarity-dot.uncommon { background: var(--rarity-uncommon); }
.rarity-dot.epic { background: var(--rarity-epic); }
.rarity-dot.legendary { background: var(--rarity-legendary); box-shadow: 0 0 6px var(--rarity-legendary); }
.rarity-dot.none { background: rgba(255, 255, 255, 0.2); }

/* Status Bar */
.status-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
  font-size: var(--text-size-sm);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.reset-btn {
  background: none;
  border: none;
  color: var(--accent-lime);
  cursor: pointer;
  font-family: var(--font-body);
  font-size: var(--text-size-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition-fast);
}

.reset-btn:hover {
  color: var(--accent-lime-hover);
}

/* ==========================================================================
   Items Grid (Compact & Sleek)
   ========================================================================== */
.items-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, 64px);
  grid-auto-rows: 64px;
  grid-auto-flow: dense;
  gap: 4px;
  justify-content: start;
  width: 100%;
}

/* Grid Item Placement for Database */
.inventory-tile {
  grid-column: span var(--w, 1);
  grid-row: span var(--h, 1);
  width: 100%;
  height: 100%;
}

/* Floating Inventory Hover Tooltip */
.inventory-tooltip {
  position: fixed;
  z-index: 9999;
  pointer-events: none;
  background: rgba(18, 17, 16, 0.96);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.85rem;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.85), 0 0 0 1px rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(10px);
  max-width: 300px;
  min-width: 210px;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-family: var(--font-body);
}

.tooltip-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.tooltip-name {
  font-family: var(--font-body);
  font-size: var(--text-size);
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-primary);
  line-height: 1.2;
}

.tooltip-body {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  font-size: var(--text-size-sm);
}

.tooltip-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
}

.tooltip-label {
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.tooltip-val {
  font-weight: 600;
  color: var(--text-secondary);
}

.tooltip-divider {
  height: 1px;
  background: rgba(255, 255, 255, 0.06);
  margin: 0.15rem 0;
}

.price-buy {
  color: #3cd070;
  font-weight: 700;
}

.price-sell {
  color: var(--accent-lime);
  font-weight: 700;
}

.price-perslot {
  color: #f1c40f;
  font-weight: 700;
}

.price-none {
  color: var(--text-muted);
  font-style: italic;
}

/* Empty State */
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 4rem 1rem;
  background: var(--bg-surface);
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-md);
}

.empty-title {
  font-family: var(--font-display);
  font-size: var(--title-size);
  font-style: italic;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.empty-sub {
  color: var(--text-muted);
  font-size: var(--text-size);
  margin-bottom: 1.25rem;
}

/* ==========================================================================
   Item View Page (Full Page Inspector)
   ========================================================================== */
.item-view-page {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* Item Page Content Grid: Left Showcase, Right Info */
.item-page-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2rem;
  align-items: start;
}

.item-page-left {
  display: flex;
  align-items: flex-start;
  justify-content: flex-start;
  flex-shrink: 0;
}

/* Left: Showcase Cell (Unified 128px Unit with Authentically Tinted Rarity) */
.item-showcase-cell {
  --showcase-unit: 128px;
  --showcase-gap: 4px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  border: none;
  background-color: #141312;
  background-image: var(--rarity-bg);
  padding: 0.75rem;
  box-sizing: border-box;
  width: calc(var(--item-w, 1) * var(--showcase-unit) + (var(--item-w, 1) - 1) * var(--showcase-gap));
  height: calc(var(--item-h, 1) * var(--showcase-unit) + (var(--item-h, 1) - 1) * var(--showcase-gap));
  max-width: 100%;
  user-select: none;
  flex-shrink: 0;
  overflow: hidden;
}

.item-showcase-cell:hover {
  outline: 1.5px solid var(--rarity-color, #8e8a84);
  outline-offset: -1.5px;
}

.item-showcase-img {
  position: relative;
  z-index: 2;
  max-width: 90%;
  max-height: 90%;
  width: auto;
  height: auto;
  object-fit: contain;
  image-rendering: -webkit-optimize-contrast;
  pointer-events: none;
}

/* Right: Meta & Header */
.item-page-right {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.item-meta-header {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.item-badges-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.item-title-wrapper {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.item-page-title {
  font-family: var(--font-display);
  font-size: var(--title-size);
  font-style: italic;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-primary);
  line-height: 1.15;
  margin: 0;
}

.btn-copy-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  padding: 0;
  flex-shrink: 0;
}

.btn-copy-icon:hover {
  background: var(--bg-hover);
  color: var(--accent-lime);
  border-color: var(--accent-lime);
  transform: translateY(-1px);
}

.btn-copy-icon.copied {
  background: rgba(184, 230, 0, 0.15);
  border-color: var(--accent-lime);
  color: var(--accent-lime);
}

.btn-copy-icon .copy-check-svg {
  display: none;
}

.btn-copy-icon.copied .copy-icon-svg {
  display: none;
}

.btn-copy-icon.copied .copy-check-svg {
  display: block;
}

/* Description Panel & Game text formatting */
.item-desc-panel {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.9rem 1.15rem;
}

.item-desc-text {
  font-size: var(--text-size);
  color: var(--text-secondary);
  line-height: 1.6;
}

.game-hl-target {
  color: #fde047;
  font-weight: 600;
}

.game-hl-main {
  color: var(--accent-lime);
  font-weight: 600;
}

.game-hl-accent {
  color: #38bdf8;
  font-weight: 600;
}

.item-desc-text a {
  color: var(--accent-lime);
  text-decoration: underline;
  text-underline-offset: 3px;
  font-weight: 500;
  transition: color var(--transition-fast);
}

.item-desc-text a:hover {
  color: #fff;
}

/* Unified Compact Price Bar */
.item-price-bar {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.45rem 0.85rem;
  gap: 1.15rem;
  max-width: 100%;
  box-sizing: border-box;
}

.price-stat-item {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.price-stat-divider {
  width: 1px;
  height: 24px;
  background: rgba(255, 255, 255, 0.08);
  flex-shrink: 0;
}

.item-stat-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  transition: border-color var(--transition-fast);
}

.item-stat-card:hover {
  border-color: var(--border-strong);
}

.stat-card-label {
  font-size: var(--text-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  font-weight: 700;
}

.stat-card-val {
  font-size: var(--text-size);
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.2;
}

.item-stat-card.highlight-slot-value {
  background: rgba(197, 251, 49, 0.04);
  border-color: rgba(197, 251, 49, 0.35);
}

.stat-card-val.stat-per-slot {
  color: var(--accent-lime);
}

/* ================= Item Characteristics Section ================= */
.item-characteristics-section {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin-top: 0.25rem;
}

.characteristics-flow {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.characteristics-flow .item-slot {
  flex-shrink: 0;
}

.characteristic-card {
  position: relative;
  min-height: 64px;
  justify-content: center;
  gap: 0.25rem;
  box-sizing: border-box;
}

.characteristic-card.stat-card-compact {
  min-width: 160px;
  max-width: 260px;
  padding: 0.55rem 0.85rem;
  flex: 0 1 auto;
}

.characteristic-card.full-width-card {
  width: 100%;
  flex: 1 1 100%;
}

.stat-card-val-row {
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
  flex-wrap: wrap;
}

.stat-card-val.highlight-val {
  color: #f5f3ef;
  font-weight: 800;
}

.stat-val-unit {
  font-size: var(--text-size-sm);
  color: var(--text-muted);
  font-weight: 600;
}

.stat-keep-on-death-card {
  background: rgba(60, 208, 112, 0.05);
  border-color: rgba(60, 208, 112, 0.32);
}

.stat-keep-on-death-card:hover {
  border-color: rgba(60, 208, 112, 0.6);
}

.stat-val-shield {
  color: #4ce588;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

/* Collections Section in Item Page */
.item-collections-section {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.section-subheading {
  font-family: var(--font-display);
  font-size: var(--title-size);
  font-style: italic;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-primary);
  margin: 0;
}

.item-collections-list {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

/* ==========================================================================
   Collection Crafting Pipeline in Item Page
   ========================================================================== */
/* 3-Step Crafting Pipeline: [Collection 4x2] -> [Crafting Table] -> [Crate] */
.item-col-craft-flow {
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
  gap: 1.15rem;
  flex-wrap: wrap;
}

.item-col-flow-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 128px;
  flex-shrink: 0;
  color: var(--text-muted);
  opacity: 0.55;
  transition: color var(--transition-fast), opacity var(--transition-fast), transform var(--transition-fast);
  padding: 0 0.2rem;
  user-select: none;
}

.item-col-craft-flow:hover .item-col-flow-arrow {
  color: var(--accent-lime);
  opacity: 1;
  transform: translateX(3px);
  filter: drop-shadow(0 0 6px rgba(197, 251, 49, 0.45));
}

.item-col-station-slot,
.item-col-crate-slot {
  height: 128px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* ==========================================================================
   Unified Inventory Slots & Flow Grids (Top-Left Aligned in all situations)
   ========================================================================== */
.items-flow {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: flex-start;
  align-content: flex-start;
  gap: 4px;
  background: transparent;
  padding: 0;
  border: none;
  max-width: 100%;
}

/* Canonical Item Slot Component */
.inventory-tile,
.item-slot {
  position: relative;
  background-color: #141312;
  background-image: var(--rarity-bg);
  border: none;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 3px;
  box-sizing: border-box;
  text-decoration: none;
  cursor: pointer;
  user-select: none;
  color: inherit;
}

/* Flow/Standalone Slot Sizing (64px base unit + 4px grid gap) */
.item-slot {
  --slot-unit: 64px;
  --slot-gap: 4px;
  width: calc(var(--w, 1) * var(--slot-unit) + (var(--w, 1) - 1) * var(--slot-gap));
  height: calc(var(--h, 1) * var(--slot-unit) + (var(--h, 1) - 1) * var(--slot-gap));
  flex-shrink: 0;
}

.inventory-tile:hover,
.item-slot:hover {
  outline: 1.5px solid var(--rarity-color, #8e8a84);
  outline-offset: -1.5px;
  z-index: 10;
}

.item-slot.is-target {
  outline: 1.5px solid var(--accent-lime);
  outline-offset: -1.5px;
  z-index: 3;
}

.item-slot.is-target:hover {
  z-index: 10;
}

.inventory-tile img,
.item-slot img {
  position: relative;
  z-index: 2;
  max-width: 88%;
  max-height: 88%;
  width: auto;
  height: auto;
  object-fit: contain;
  pointer-events: none;
}

.item-slot-count {
  position: absolute;
  bottom: 2px;
  right: 3px;
  background: rgba(0, 0, 0, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 2px;
  padding: 0 3px;
  font-family: var(--font-body);
  font-size: var(--text-size-sm);
  font-weight: 700;
  line-height: 1.15;
  color: #ffffff;
  z-index: 4;
}

/* ================= Modifications & Variants Section ================= */
.item-modifications-section {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

/* ================= Container Contents Section ================= */
.item-container-section {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.container-sets-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, 256px);
  gap: 20px;
  width: 100%;
}

/* ================= Universal Sources Section ================= */
.item-sources-section {
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
  margin-top: 0.5rem;
}

.sources-block {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

/* Locations pills grid */
.sources-locations-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.sources-location-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.45rem 0.85rem;
  font-size: var(--text-size);
  font-weight: 600;
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.sources-location-pill:hover {
  border-color: var(--border-strong);
  background: rgba(255, 255, 255, 0.04);
  transform: translateY(-1px);
}

.sources-loc-icon {
  display: inline-flex;
}

/* Vendors list & rows */
.sources-vendors-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.sources-vendor-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.9rem;
  gap: 1rem;
}

.sources-vendor-left {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.sources-vendor-icon {
  display: inline-flex;
}

.sources-vendor-name {
  font-size: var(--text-size);
  font-weight: 700;
  color: var(--text-primary);
}

.sources-vendor-price {
  font-family: var(--font-body);
  font-size: var(--text-size);
  font-weight: 800;
  color: var(--accent-lime);
  background: rgba(180, 240, 75, 0.1);
  border: 1px solid rgba(180, 240, 75, 0.25);
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-sm);
}

.sources-vendor-barter {
  font-size: var(--text-size-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #38bdf8;
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.25);
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-sm);
}

/* Item Category Badge & Copy Link */
.badge-category {
  font-family: var(--font-body);
  font-size: var(--text-size-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
}

.badge-tag {
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.badge-tag:hover {
  background: rgba(255, 255, 255, 0.12);
  color: var(--text-primary);
  border-color: var(--border-strong);
}

.badge-tag-collection {
  background: rgba(245, 158, 11, 0.12);
  border-color: rgba(245, 158, 11, 0.45);
  color: #fbbf24;
  font-weight: 700;
}

.badge-tag-collection:hover {
  background: rgba(245, 158, 11, 0.22);
  border-color: #f59e0b;
  color: #fef08a;
}

/* ==========================================================================
   Collections Grid & Cards
   ========================================================================== */
.collections-grid {
  display: flex;
  flex-direction: column;
  gap: 2.25rem;
  width: 100%;
}

.col-category-section {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  width: 100%;
}

/* Category Header with Crate 2x2 */
.col-category-header {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1.15rem;
  position: relative;
  overflow: hidden;
}

.col-crate-slot-wrap {
  flex-shrink: 0;
}

.col-category-info {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  flex: 1;
  min-width: 0;
}

.col-category-top-row {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.col-category-pill {
  font-family: var(--font-body);
  font-size: var(--text-size-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.2rem 0.55rem;
  border-radius: 3px;
  background: var(--wb-bg, rgba(255, 255, 255, 0.1));
  color: var(--wb-color, #cbd5e1);
  border: 1px solid var(--wb-border, rgba(255, 255, 255, 0.2));
}

.col-category-top-row .col-count-pill {
  font-family: var(--font-body);
  font-size: var(--text-size-sm);
  font-weight: 700;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.05);
  padding: 0.15rem 0.45rem;
  border-radius: 3px;
}

.col-category-title {
  font-family: var(--font-display);
  font-size: var(--title-size);
  font-style: italic;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 0;
  line-height: 1.15;
}

.col-crate-link {
  color: var(--text-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.col-crate-link:hover {
  color: var(--accent-lime);
}

.col-category-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: var(--text-size-sm);
  color: var(--text-secondary);
}

.col-meta-item {
  display: inline-flex;
  align-items: baseline;
  gap: 0.3rem;
}

.col-meta-label {
  color: var(--text-muted);
}

.col-meta-payout {
  font-family: var(--font-body);
  font-size: var(--text-size);
  font-weight: 800;
  color: var(--accent-lime);
}

/* Category Grid: Clean 256px collection blocks */
.col-category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, 256px);
  gap: 20px;
  width: 100%;
}

.collection-card {
  background: transparent;
  border: none;
  border-radius: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  width: 256px;
  box-sizing: border-box;
  position: relative;
  user-select: none;
}

.col-card-header {
  width: 100%;
  padding: 0 0 6px 0;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 8px;
}

.col-card-name {
  font-family: var(--font-body);
  font-size: var(--text-size);
  font-weight: 700;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: block;
}

/* 4x2 Unified Collection Grid (Single Inventory Block) */
.collection-grid-4x2 {
  --cell-unit: 64px;
  position: relative;
  width: calc(4 * var(--cell-unit)); /* 256px */
  height: calc(2 * var(--cell-unit)); /* 128px */
  background-color: #141312;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-sizing: border-box;
}

/* Background 4x2 cell grid */
.col-grid-bg {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: repeat(2, 1fr);
  pointer-events: none;
  z-index: 1;
}

.col-grid-cell {
  border-right: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  box-sizing: border-box;
}
.col-grid-cell:nth-child(4n) {
  border-right: none;
}
.col-grid-cell:nth-child(n+5) {
  border-bottom: none;
}

/* Foreground items layer */
.col-grid-items {
  position: relative;
  width: 100%;
  height: 100%;
  display: grid;
  grid-template-columns: repeat(4, var(--cell-unit));
  grid-template-rows: repeat(2, var(--cell-unit));
  z-index: 2;
}

/* Item slot placed in the unified 4x2 grid (Inherits canonical .item-slot styling) */
.col-grid-items .item-slot {
  width: 100%;
  height: 100%;
  border-radius: 0;
  background-color: transparent;
}

/* Items in unified collection grid do not draw internal sub-cells */
.col-grid-items .slot-inner-grid {
  display: none !important;
}

/* Internal grid dividing items into individual slot squares */
.slot-inner-grid,
.showcase-inner-grid {
  position: absolute;
  inset: 0;
  display: grid;
  pointer-events: none;
  z-index: 1;
  border-radius: inherit;
}

.slot-grid-cell,
.showcase-grid-cell {
  border: 1px solid rgba(255, 255, 255, 0.06);
  box-sizing: border-box;
}

.slot-grid-cell:only-child,
.showcase-grid-cell:only-child {
  border-radius: inherit;
}

/* Toast Notification */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #1b1917;
  color: var(--text-primary);
  border: 1px solid var(--accent-lime);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.7);
  padding: 0.65rem 1.1rem;
  border-radius: var(--radius-sm);
  font-size: var(--text-size);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  z-index: 10000;
  pointer-events: none;
  animation: toastFade 0.2s ease forwards;
}

@keyframes toastFade {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-surface);
  padding: 2rem 0;
  margin-top: auto;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.footer-left {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.footer-copy {
  font-size: var(--text-size-sm);
  font-weight: 600;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.footer-disclaimer {
  font-size: var(--text-size-sm);
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.footer-link {
  font-size: var(--text-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 600;
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--accent-lime);
}

/* Responsive adjustments */
@media (max-width: 992px) {
  .item-page-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .item-page-left {
    justify-content: center;
    max-width: 100%;
    overflow-x: auto;
  }
}

@media (max-width: 768px) {
  .item-col-craft-flow {
    gap: 0.75rem;
  }
}

@media (max-width: 600px) {
  .header-nav {
    gap: 0.35rem;
  }
  .nav-link {
    padding: 0.15rem 0.4rem;
  }

  .toolbar-top {
    flex-direction: column;
    align-items: stretch;
  }
  
  .sort-wrapper {
    width: 100%;
    min-width: 100%;
    flex: 1 1 auto;
  }

  .item-price-bar {
    width: 100%;
    align-self: stretch;
    justify-content: space-between;
    gap: 0.75rem;
  }

  .characteristic-card.stat-card-compact {
    max-width: 100%;
    flex: 1 1 100%;
  }

  .filter-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.35rem;
  }

  .filter-label {
    width: auto;
    min-width: auto;
    padding-top: 0;
  }
}