:root {
  --bg: #0f1216;
  --bg-raised: #171b21;
  --bg-card: #1c2129;
  --border: #2a303a;
  --text: #e8ecf1;
  --text-dim: #97a1af;
  --accent: #7fd4ff;
  --danger: #ff5a6a;
  --ok: #59d98e;

  --fire: #ff5a1f;
  --water: #2e86ff;
  --air: #7fd4ff;
  --earth: #7a5c3e;
  --lightning: #f4d92b;
  --ice: #38e0e0;
  --poison: #9b4fd6;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.5;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  background: var(--bg-raised);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}
.topbar .brand { font-weight: 700; font-size: 1.1rem; color: var(--text); }
.topbar nav a { margin-left: 16px; color: var(--text-dim); font-size: 0.95rem; }
.topbar nav a:hover { color: var(--text); }

.page {
  max-width: 960px;
  margin: 0 auto;
  padding: 20px 16px 60px;
}

.footer {
  text-align: center;
  color: var(--text-dim);
  padding: 24px;
  font-size: 0.85rem;
}

h1 { font-size: 1.6rem; margin: 0 0 8px; }
h2 { font-size: 1.25rem; margin: 24px 0 10px; }
p { color: var(--text-dim); }

.hero {
  text-align: center;
  padding: 32px 16px;
  background: linear-gradient(180deg, var(--bg-raised), var(--bg));
  border-radius: 16px;
  margin-bottom: 24px;
}
.hero h1 { color: var(--text); font-size: 2rem; }
.hero p { max-width: 560px; margin: 8px auto 20px; }

.btn {
  display: inline-block;
  padding: 10px 18px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text);
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
}
.btn:hover { border-color: var(--accent); text-decoration: none; }
.btn.primary { background: var(--accent); color: #06131c; border-color: var(--accent); }
.btn.danger { border-color: var(--danger); color: var(--danger); background: transparent; }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }
.btn.small { padding: 6px 12px; font-size: 0.85rem; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
}

.element-tiles {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 10px;
  margin: 12px 0 20px;
}
.element-tile {
  border: 2px solid var(--border);
  border-radius: 12px;
  padding: 14px 10px;
  text-align: center;
  cursor: pointer;
  background: var(--bg-card);
  font-weight: 700;
  transition: transform 0.1s ease;
}
.element-tile:hover { transform: translateY(-2px); }
.element-tile input { display: none; }
.element-tile.selected { border-color: var(--tile-color, var(--accent)); box-shadow: 0 0 0 2px var(--tile-color, var(--accent)) inset; }

.beast-tiles {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
  gap: 10px;
  margin: 12px 0 20px;
}
.beast-tile {
  border: 2px solid var(--border);
  border-radius: 12px;
  padding: 10px 6px;
  text-align: center;
  cursor: pointer;
  background: var(--bg-card);
  font-weight: 600;
  font-size: 0.85rem;
  transition: transform 0.1s ease, border-color 0.15s ease;
}
.beast-tile:hover { transform: translateY(-2px); border-color: var(--tile-color, var(--accent)); }
.beast-tile input { display: none; }
.beast-tile .beast-icon { display: block; font-size: 1.6rem; line-height: 1.2; }
.beast-tile .beast-label { display: block; margin-top: 2px; text-transform: capitalize; }
.beast-tile.selected { border-color: var(--tile-color, var(--accent)); box-shadow: 0 0 0 2px var(--tile-color, var(--accent)) inset; }

.gender-tiles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin: 12px 0 20px;
  max-width: 420px;
}
.gender-tile {
  border: 2px solid var(--border);
  border-radius: 12px;
  padding: 12px 6px;
  text-align: center;
  cursor: pointer;
  background: var(--bg-card);
  font-weight: 600;
  transition: transform 0.1s ease, border-color 0.15s ease;
}
.gender-tile:hover { transform: translateY(-2px); border-color: var(--accent); }
.gender-tile input { display: none; }
.gender-tile .gender-icon { display: block; font-size: 1.4rem; line-height: 1.2; }
.gender-tile .gender-label { display: block; margin-top: 2px; text-transform: capitalize; font-size: 0.85rem; }
.gender-tile.selected { border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent) inset; color: var(--accent); }

.trait-list { display: flex; flex-wrap: wrap; gap: 8px; margin: 8px 0 20px; }
.trait-chip {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 14px;
  cursor: pointer;
  background: var(--bg-card);
  font-size: 0.9rem;
}
.trait-chip input { display: none; }
.trait-chip.selected { border-color: var(--accent); color: var(--accent); }

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 4px solid var(--card-color, var(--border));
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 12px;
}
.card h3 { margin: 0 0 4px; }
.card .lore { font-style: italic; color: var(--text-dim); margin: 6px 0 10px; }
.card .stat-row { display: flex; gap: 16px; flex-wrap: wrap; font-size: 0.9rem; color: var(--text-dim); }
.card .skills { margin-top: 10px; font-size: 0.9rem; }
.card .skill { display: flex; justify-content: space-between; padding: 3px 0; border-top: 1px dashed var(--border); }
.card .rarity-common { color: var(--text-dim); }
.card .rarity-rare { color: var(--accent); }
.card .rarity-epic { color: var(--lightning); font-weight: 700; }

.sprite-wrap { display: flex; justify-content: center; margin-bottom: 10px; }
.sprite {
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  border-radius: 8px;
  background: #000;
  border: 1px solid var(--border);
}
.sprite.placeholder { opacity: 0.85; }

.sprite-mini {
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  border-radius: 4px;
  background: #000;
  border: 1px solid var(--border);
  vertical-align: middle;
  margin-right: 6px;
}

.battle-vs-mini { display: inline-flex; align-items: center; gap: 4px; flex-wrap: wrap; }

.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }

.replay-controls { flex-wrap: wrap; margin-bottom: 10px; }
.replay-controls span { color: var(--text-dim); font-size: 0.9rem; min-width: 110px; text-align: center; }

.tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.75rem;
  border: 1px solid var(--tag-color, var(--border));
  color: var(--tag-color, var(--text-dim));
  margin-right: 4px;
}

.rank-badge {
  display: inline-block;
  padding: 1px 8px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.8rem;
  color: var(--bg);
  background: var(--accent);
  margin-left: 4px;
}
.rank-badge.rank-first { background: var(--lightning); }

form.stacked label { display: block; margin: 10px 0 4px; font-size: 0.9rem; color: var(--text-dim); }
form.stacked input[type=text], form.stacked input[type=password], form.stacked input[type=number] {
  width: 100%;
  padding: 10px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-raised);
  color: var(--text);
  font-size: 1rem;
}

.hpbar { height: 14px; border-radius: 8px; background: var(--bg-raised); overflow: hidden; border: 1px solid var(--border); }
.hpbar > div { height: 100%; background: var(--ok); transition: width 0.3s ease; }
.hpbar.low > div { background: var(--danger); }

.battle-vs { display: grid; grid-template-columns: 1fr auto 1fr; gap: 16px; align-items: start; margin-bottom: 20px; }
.battle-vs .vs-label { align-self: center; color: var(--text-dim); font-weight: 700; }

/* W7: persistent battle side panel -- name + HP + mana stay on screen
   while the player scrolls down to the action form below. Docks just
   under the sticky topbar (~51px tall including its border) rather than
   flush with the very top of the viewport. `z-index` is lower than the
   topbar's (10) so the topbar always wins if they ever overlap during a
   fast scroll/resize. */
.battle-sidepanel {
  position: sticky;
  top: 56px;
  z-index: 5;
  background: var(--bg);
  padding: 6px 0 10px;
}
.mana-line { color: var(--text-dim); font-size: 0.9rem; margin: 2px 0 0; }

.log { background: var(--bg-raised); border: 1px solid var(--border); border-radius: 10px; padding: 12px; max-height: 320px; overflow-y: auto; }
.log .round { margin-bottom: 10px; }
.log .round .rnum { color: var(--text-dim); font-size: 0.8rem; text-transform: uppercase; }
.log .round p { color: var(--text); margin: 2px 0; }

.practice-controls { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin: 10px 0; }
.practice-controls select { background: var(--bg-raised); color: var(--text); border: 1px solid var(--border); border-radius: 6px; padding: 8px; }

.action-row { display: flex; gap: 8px; align-items: center; margin-bottom: 8px; flex-wrap: wrap; }
.action-row select, .action-row input[type=range] { background: var(--bg-raised); color: var(--text); border: 1px solid var(--border); border-radius: 6px; padding: 6px; }
/* Attack/defend toggle within a round-plan row (owner rule change,
   2026-07-11: one attack + one defense skill per character means a row
   never needs a skill dropdown -- just the action type + a mana amount). */
.action-toggle { display: flex; gap: 4px; }
.action-toggle .btn.selected { background: var(--accent); color: var(--bg); border-color: var(--accent); }
.mana-budget { font-weight: 700; margin: 10px 0; }
.mana-budget.over { color: var(--danger); }

.deadline { color: var(--text-dim); min-height: 1.2em; }
.deadline.urgent { color: var(--danger); font-weight: 700; }

table { width: 100%; border-collapse: collapse; }
table th, table td { text-align: left; padding: 8px; border-bottom: 1px solid var(--border); }
table th { color: var(--text-dim); font-weight: 600; font-size: 0.85rem; }

.flash { background: var(--bg-card); border: 1px solid var(--accent); border-radius: 10px; padding: 10px 14px; margin-bottom: 16px; }
.flash.error { border-color: var(--danger); color: var(--danger); }

@media (max-width: 600px) {
  .battle-vs { grid-template-columns: 1fr; }
  /* Sticky two-up eats too much vertical space on phones (both fighter
     cards pinned, stacked, on top of the action form) -- fall back to a
     normal, non-sticky stacked layout below this breakpoint. */
  .battle-sidepanel { position: static; top: auto; z-index: auto; }
  .topbar { flex-wrap: wrap; gap: 6px; padding: 10px 14px; }
  .topbar nav a { margin-left: 0; margin-right: 12px; }
  .page { padding: 14px 12px 48px; }
  .hero { padding: 24px 12px; }
  .hero h1 { font-size: 1.5rem; }
  .card { padding: 12px; }
  .card .stat-row { gap: 8px 14px; }
  table th, table td { padding: 6px; font-size: 0.85rem; }
  .btn { padding: 10px 14px; }
  .btn.small { padding: 8px 12px; }
  .action-row { gap: 6px; }
  .grid { grid-template-columns: 1fr; }
  .practice-controls select, .practice-controls .btn { width: 100%; margin-bottom: 6px; }
  .beast-tiles { grid-template-columns: repeat(auto-fill, minmax(72px, 1fr)); }
}