/* ═══════════════════════════════════════════════════════════════
   box-optimizer.css — Champions Box Optimizer
   Rides on the tokens declared in competitive-hub.css :root
   (--surface-*, --text-*, --red, --yellow, --font-*, --t-*).
   Signature: the box reads like a Pokémon storage PC; the result
   reads like a party of six.
═══════════════════════════════════════════════════════════════ */

.bx-main {
  max-width: 1120px;
  margin: 0 auto;
  padding: 28px 20px 80px;
}

.bx-subtitle {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.5;
  color: var(--text-2);
  margin-top: 10px;
  max-width: 640px;
}

.hidden { display: none !important; }

/* ─── Section scaffolding ─────────────────────────────────────── */

.bx-box-section,
.bx-result-section {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
  margin-bottom: 22px;
}

.bx-section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.bx-section-titles { display: flex; flex-direction: column; gap: 6px; }

.bx-eyebrow {
  font-family: var(--font-pixel);
  font-size: 8px;
  letter-spacing: 1px;
  color: var(--yellow);
  text-transform: uppercase;
}

.bx-section-title {
  font-family: var(--font-cond);
  font-weight: 900;
  font-size: 26px;
  line-height: 1;
  color: var(--text-1);
}

.bx-owned-count {
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: 15px;
  color: var(--text-2);
  white-space: nowrap;
}
.bx-owned-count strong { color: var(--yellow); }

/* ─── Box controls ────────────────────────────────────────────── */

.bx-box-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.bx-search-wrap { flex: 1 1 280px; min-width: 220px; position: relative; }

.bx-owned-toggle {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--text-2);
  cursor: pointer;
  user-select: none;
}
.bx-owned-toggle input { accent-color: var(--red); width: 15px; height: 15px; }

.bx-btn-ghost {
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.3px;
  text-transform: uppercase;
  color: var(--text-2);
  background: transparent;
  border: 1px solid var(--border-2);
  border-radius: 8px;
  padding: 8px 14px;
  cursor: pointer;
  transition: color 0.12s, border-color 0.12s;
}
.bx-btn-ghost:hover { color: var(--text-1); border-color: var(--text-3); }

/* ─── The box grid (storage-PC feel) ──────────────────────────── */

.bx-box-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(78px, 1fr));
  gap: 8px;
  background:
    linear-gradient(var(--surface-2), var(--surface-2)) padding-box,
    repeating-linear-gradient(45deg, transparent 0 6px, rgba(255,255,255,0.02) 6px 12px);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
  max-height: 460px;
  overflow-y: auto;
}

.bx-cell {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 8px 4px 6px;
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  transition: transform 0.1s, border-color 0.1s, background 0.1s;
}
.bx-cell:hover { transform: translateY(-2px); border-color: var(--border-2); }
.bx-cell:focus-visible { outline: 2px solid var(--yellow); outline-offset: 2px; }

/* Owned cells glow like a PC slot in use. */
.bx-cell.is-owned {
  background: color-mix(in srgb, var(--red) 12%, var(--surface-1));
  border-color: var(--red);
}
.bx-cell.is-owned::after {
  content: "✓";
  position: absolute;
  top: 3px;
  right: 5px;
  font-size: 11px;
  font-weight: 700;
  color: var(--yellow);
}

.bx-cell img {
  width: 52px;
  height: 52px;
  object-fit: contain;
  image-rendering: auto;
  filter: saturate(0.4) opacity(0.55);
  transition: filter 0.1s;
}
.bx-cell.is-owned img { filter: none; }

.bx-cell-name {
  font-family: var(--font-body);
  font-size: 10px;
  line-height: 1.15;
  text-align: center;
  color: var(--text-2);
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
}
.bx-cell.is-owned .bx-cell-name { color: var(--text-1); }

.bx-box-empty {
  color: var(--text-2);
  font-size: 14px;
  padding: 24px 8px;
  text-align: center;
}

/* ─── Style tabs ──────────────────────────────────────────────── */

.bx-style-tabs {
  display: inline-flex;
  gap: 4px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 9px;
  padding: 4px;
}
.bx-style-tab {
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.3px;
  text-transform: uppercase;
  color: var(--text-2);
  background: transparent;
  border: none;
  border-radius: 6px;
  padding: 7px 14px;
  cursor: pointer;
  transition: color 0.12s, background 0.12s;
}
.bx-style-tab:hover { color: var(--text-1); }
.bx-style-tab.is-active { color: var(--black); background: var(--yellow); }

/* ─── Meta / source line ──────────────────────────────────────── */

.bx-meta-line {
  font-family: var(--font-body);
  font-size: 12.5px;
  color: var(--text-3);
  margin-bottom: 16px;
  min-height: 16px;
}
.bx-meta-line strong { color: var(--text-2); font-weight: 600; }

/* ─── Result: the party ───────────────────────────────────────── */

.bx-result { min-height: 120px; }

.bx-party {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}

.bx-party-card {
  display: flex;
  gap: 12px;
  align-items: center;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  position: relative;
}

.bx-party-idx {
  position: absolute;
  top: 8px;
  right: 10px;
  font-family: var(--font-pixel);
  font-size: 8px;
  color: var(--text-3);
}

.bx-party-sprite {
  width: 64px;
  height: 64px;
  object-fit: contain;
  flex-shrink: 0;
}

.bx-party-body { min-width: 0; flex: 1; }

.bx-party-name {
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: 18px;
  color: var(--text-1);
  line-height: 1.05;
  margin-bottom: 5px;
}

.bx-types { display: flex; gap: 4px; margin-bottom: 6px; }
.bx-type {
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  color: #fff;
  padding: 2px 7px;
  border-radius: 4px;
  text-shadow: 0 1px 1px rgba(0,0,0,0.35);
}

.bx-party-why {
  font-family: var(--font-body);
  font-size: 11.5px;
  line-height: 1.35;
  color: var(--text-2);
}

/* ─── Result summary + actions ────────────────────────────────── */

.bx-summary {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  align-items: center;
  padding: 14px 16px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-bottom: 16px;
}
.bx-summary-stat { display: flex; flex-direction: column; gap: 2px; }
.bx-summary-stat .v {
  font-family: var(--font-cond);
  font-weight: 900;
  font-size: 22px;
  color: var(--text-1);
}
.bx-summary-stat .l {
  font-family: var(--font-body);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-3);
}
.bx-summary-gaps { flex: 1 1 200px; min-width: 0; }
.bx-summary-gaps .l {
  font-family: var(--font-body);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-3);
  margin-bottom: 4px;
}
.bx-gap-pills { display: flex; gap: 4px; flex-wrap: wrap; }

.bx-actions { display: flex; gap: 10px; flex-wrap: wrap; }

.bx-btn-primary {
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  color: var(--black);
  background: var(--yellow);
  border: none;
  border-radius: 9px;
  padding: 11px 20px;
  cursor: pointer;
  box-shadow: 0 3px 0 var(--red-dark, #b8901f);
  transition: transform 0.1s, box-shadow 0.1s;
}
.bx-btn-primary:hover { transform: translateY(-1px); }
.bx-btn-primary:active { transform: translateY(2px); box-shadow: none; }

.bx-toast {
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--t-grass, #5AB840);
  align-self: center;
}

/* ─── Empty / guidance states ─────────────────────────────────── */

.bx-empty-state {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-2);
}
.bx-empty-state .bx-empty-title {
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: 20px;
  color: var(--text-1);
  margin-bottom: 6px;
}
.bx-empty-state p { font-size: 14px; }

/* ─── Motion / a11y floor ─────────────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
  .bx-cell, .bx-btn-primary, .bx-style-tab, .bx-cell img { transition: none; }
}

@media (max-width: 560px) {
  .bx-box-grid { grid-template-columns: repeat(auto-fill, minmax(66px, 1fr)); }
  .bx-party { grid-template-columns: 1fr; }
}