/* Chess 2: Crownfall — themeable UI. Every colour is a CSS variable so themes
   and mods can repaint the whole game without touching this file. */

:root {
  --bg: #080a12;
  --panel: #10141f;
  --panel-2: #161c2b;
  --ink: #e8ecff;
  --muted: #8b93b5;
  --accent: #7cf5c8;
  --accent-2: #b06cff;
  --board-light: #1d2436;
  --board-dark: #121826;
  --tile-plain: #1a2130;
  --tile-forest: #14301f;
  --tile-mountain: #2a2a35;
  --tile-water: #0d2433;
  --tile-ruins: #2b2430;
  --tile-void: #05060a;
  --tile-corruption: #2a1030;
  --tile-throne: #3a2a10;
  --radius: 14px;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
  --font-display: "Trebuchet MS", "Segoe UI", system-ui, sans-serif;
  --font-body: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-body);
  background:
    radial-gradient(1200px 700px at 15% -10%, color-mix(in srgb, var(--accent) 12%, transparent), transparent 60%),
    radial-gradient(900px 600px at 100% 0%, color-mix(in srgb, var(--accent-2) 14%, transparent), transparent 55%),
    var(--bg);
  min-height: 100vh;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)'/%3E%3C/svg%3E");
  z-index: 0;
}

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

button, input, textarea, select { font: inherit; color: inherit; }

h1, h2, h3, h4 { font-family: var(--font-display); letter-spacing: 0.01em; margin: 0; }

::selection { background: color-mix(in srgb, var(--accent) 35%, transparent); }

/* ------------------------------------------------------------------ *
 * Layout
 * ------------------------------------------------------------------ */

.nav {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 12px 22px;
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid color-mix(in srgb, var(--ink) 8%, transparent);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink);
  cursor: pointer;
  user-select: none;
}
.brand .mark {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #06110d;
  font-size: 18px;
  box-shadow: 0 0 22px color-mix(in srgb, var(--accent) 45%, transparent);
}
.brand small {
  display: block;
  font-size: 9px;
  letter-spacing: 0.28em;
  color: var(--muted);
  font-weight: 600;
}

.nav-links { display: flex; gap: 4px; margin-left: 10px; }
.nav-links a {
  padding: 8px 12px;
  border-radius: 9px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: 0.15s;
}
.nav-links a:hover, .nav-links a.active {
  color: var(--ink);
  background: color-mix(in srgb, var(--ink) 7%, transparent);
}
.nav-spacer { flex: 1; }
.nav-user { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--muted); }
.nav-user b { color: var(--ink); }

.page {
  position: relative;
  z-index: 1;
  width: min(1240px, 100%);
  margin: 0 auto;
  padding: 28px 22px 80px;
}

.page.narrow { width: min(760px, 100%); }

/* ------------------------------------------------------------------ *
 * Buttons / inputs
 * ------------------------------------------------------------------ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 10px;
  border: 1px solid color-mix(in srgb, var(--ink) 14%, transparent);
  background: color-mix(in srgb, var(--ink) 6%, transparent);
  color: var(--ink);
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  transition: 0.15s;
  text-decoration: none;
  white-space: nowrap;
}
.btn:hover { background: color-mix(in srgb, var(--ink) 11%, transparent); transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; transform: none; }
.btn.primary {
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 55%, var(--accent-2)));
  color: #06110d;
  border-color: transparent;
  box-shadow: 0 8px 26px color-mix(in srgb, var(--accent) 28%, transparent);
}
.btn.primary:hover { filter: brightness(1.06); }
.btn.ghost { background: transparent; }
.btn.danger { color: #ff8a8a; border-color: color-mix(in srgb, #ff8a8a 35%, transparent); }
.btn.small { padding: 6px 10px; font-size: 12px; border-radius: 8px; }
.btn.icon { padding: 8px; width: 36px; height: 36px; }

.input, .select, .textarea {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid color-mix(in srgb, var(--ink) 14%, transparent);
  background: color-mix(in srgb, var(--bg) 60%, var(--panel));
  color: var(--ink);
  outline: none;
  transition: 0.15s;
}
.input:focus, .select:focus, .textarea:focus {
  border-color: color-mix(in srgb, var(--accent) 60%, transparent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 14%, transparent);
}
.textarea { min-height: 120px; resize: vertical; font-family: var(--font-mono); font-size: 12px; line-height: 1.5; }
.field { display: grid; gap: 6px; margin-bottom: 12px; }
.field label { font-size: 12px; font-weight: 700; color: var(--muted); text-transform: uppercase; letter-spacing: 0.08em; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.row > * { flex: 0 0 auto; }
.grow { flex: 1 1 auto; }

/* ------------------------------------------------------------------ *
 * Panels / cards
 * ------------------------------------------------------------------ */

.panel {
  background: linear-gradient(180deg, color-mix(in srgb, var(--panel) 92%, transparent), color-mix(in srgb, var(--panel-2) 88%, transparent));
  border: 1px solid color-mix(in srgb, var(--ink) 9%, transparent);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.panel-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid color-mix(in srgb, var(--ink) 8%, transparent);
}
.panel-head h3 { font-size: 14px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.panel-body { padding: 16px; }
.panel-body.tight { padding: 10px; }

.grid { display: grid; gap: 16px; }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.auto { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }

.card-tile {
  position: relative;
  padding: 18px;
  border-radius: var(--radius);
  border: 1px solid color-mix(in srgb, var(--ink) 9%, transparent);
  background: linear-gradient(160deg, color-mix(in srgb, var(--panel-2) 90%, transparent), color-mix(in srgb, var(--panel) 92%, transparent));
  cursor: pointer;
  transition: 0.18s;
  overflow: hidden;
}
.card-tile::after {
  content: "";
  position: absolute;
  inset: -40% -20% auto auto;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 18%, transparent), transparent 70%);
  opacity: 0;
  transition: 0.25s;
}
.card-tile:hover { transform: translateY(-3px); border-color: color-mix(in srgb, var(--accent) 35%, transparent); }
.card-tile:hover::after { opacity: 1; }
.card-tile h3 { font-size: 18px; margin-bottom: 6px; }
.card-tile p { color: var(--muted); font-size: 13px; line-height: 1.5; margin: 0; }
.card-tile .meta { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }

.pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  background: color-mix(in srgb, var(--ink) 7%, transparent);
  color: var(--muted);
  border: 1px solid color-mix(in srgb, var(--ink) 8%, transparent);
}
.pill.accent { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 30%, transparent); background: color-mix(in srgb, var(--accent) 10%, transparent); }
.pill.warn { color: #ffd166; border-color: color-mix(in srgb, #ffd166 30%, transparent); background: color-mix(in srgb, #ffd166 10%, transparent); }
.pill.bad { color: #ff8a8a; border-color: color-mix(in srgb, #ff8a8a 30%, transparent); background: color-mix(in srgb, #ff8a8a 10%, transparent); }

/* ------------------------------------------------------------------ *
 * Hero / home
 * ------------------------------------------------------------------ */

.hero {
  position: relative;
  padding: 54px 0 34px;
  text-align: center;
}
.hero .eyebrow {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  background: color-mix(in srgb, var(--accent) 8%, transparent);
  color: var(--accent);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.hero h1 {
  font-size: clamp(44px, 9vw, 96px);
  line-height: 0.92;
  letter-spacing: -0.02em;
  background: linear-gradient(120deg, var(--ink) 20%, var(--accent) 55%, var(--accent-2) 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 10px 40px color-mix(in srgb, var(--accent) 18%, transparent));
}
.hero h1 span { display: block; font-size: 0.34em; letter-spacing: 0.34em; color: var(--muted); -webkit-text-fill-color: var(--muted); margin-top: 10px; }
.hero p.lede {
  max-width: 680px;
  margin: 20px auto 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.6;
}
.hero-actions { display: flex; gap: 12px; justify-content: center; margin-top: 26px; flex-wrap: wrap; }

.stat-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin: 34px 0;
}
.stat {
  padding: 16px;
  border-radius: 12px;
  background: color-mix(in srgb, var(--panel) 80%, transparent);
  border: 1px solid color-mix(in srgb, var(--ink) 8%, transparent);
  text-align: center;
}
.stat b { display: block; font-size: 26px; font-family: var(--font-display); color: var(--accent); }
.stat span { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.1em; }

.section-title {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 34px 0 14px;
}
.section-title h2 { font-size: 22px; }
.section-title span { color: var(--muted); font-size: 13px; }

/* ------------------------------------------------------------------ *
 * Board
 * ------------------------------------------------------------------ */

.game-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 18px;
  align-items: start;
}

.board-frame {
  position: relative;
  padding: 14px;
  border-radius: 18px;
  background: linear-gradient(160deg, color-mix(in srgb, var(--panel-2) 90%, transparent), color-mix(in srgb, var(--bg) 80%, transparent));
  border: 1px solid color-mix(in srgb, var(--ink) 10%, transparent);
  box-shadow: var(--shadow), inset 0 1px 0 color-mix(in srgb, var(--ink) 6%, transparent);
}

.board {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: 10px;
  overflow: hidden;
  display: grid;
  background: var(--board-dark);
  touch-action: manipulation;
  user-select: none;
}

.tile {
  position: relative;
  display: grid;
  place-items: center;
  transition: background 0.2s, box-shadow 0.2s;
  cursor: pointer;
}
.tile.alt { filter: brightness(1.08); }
.board.shake { animation: shake 0.3s ease-in-out; }
.tile::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(0, 0, 0, 0.12);
  pointer-events: none;
}
.tile.hl-move::before,
.tile.hl-attack::before,
.tile.hl-deploy::before,
.tile.hl-target::before {
  content: "";
  position: absolute;
  inset: 18%;
  border-radius: 50%;
  background: color-mix(in srgb, var(--accent) 55%, transparent);
  box-shadow: 0 0 18px color-mix(in srgb, var(--accent) 45%, transparent);
  animation: pulse 1.4s ease-in-out infinite;
}
.tile.hl-attack::before { background: color-mix(in srgb, #ff6b6b 60%, transparent); box-shadow: 0 0 18px rgba(255, 107, 107, 0.5); }
.tile.hl-deploy::before { background: color-mix(in srgb, var(--accent-2) 55%, transparent); box-shadow: 0 0 18px color-mix(in srgb, var(--accent-2) 45%, transparent); }
.tile.hl-target::before { background: color-mix(in srgb, #ffd166 60%, transparent); box-shadow: 0 0 18px rgba(255, 209, 102, 0.5); }
.tile.last-move { box-shadow: inset 0 0 0 2px color-mix(in srgb, var(--accent) 35%, transparent); }

.pieces { position: absolute; inset: 0; pointer-events: none; }

.piece {
  position: absolute;
  display: grid;
  place-items: center;
  transition: left 0.18s cubic-bezier(0.2, 0.8, 0.2, 1), top 0.18s cubic-bezier(0.2, 0.8, 0.2, 1), transform 0.12s;
  pointer-events: auto;
  cursor: pointer;
  z-index: 2;
  will-change: left, top;
}
.piece .glyph {
  font-size: clamp(18px, 4.2vw, 44px);
  line-height: 1;
  filter: drop-shadow(0 3px 4px rgba(0, 0, 0, 0.55));
  transition: transform 0.12s;
}
.piece:hover .glyph { transform: scale(1.08); }
.piece.seat-0 .glyph { color: #ff8a8a; }
.piece.seat-1 .glyph { color: #8ab6ff; }
.piece.seat-2 .glyph { color: #ffd166; }
.piece.seat-3 .glyph { color: #7cf5c8; }
.piece.seat--1 .glyph { color: #b06cff; }
.piece.selected { z-index: 5; }
.piece.selected .glyph { transform: scale(1.16); filter: drop-shadow(0 0 12px var(--accent)); }
.piece.acted { opacity: 0.55; }
.piece.frozen .glyph { filter: drop-shadow(0 0 8px #6bd5ff) saturate(0.4); }
.piece .hp {
  position: absolute;
  bottom: 6%;
  left: 18%;
  right: 18%;
  height: 4px;
  border-radius: 3px;
  background: rgba(0, 0, 0, 0.55);
  overflow: hidden;
}
.piece .hp i { display: block; height: 100%; background: linear-gradient(90deg, #7cf5c8, #ffd166); }
.piece .badge {
  position: absolute;
  top: 2%;
  right: 6%;
  font-size: 9px;
  padding: 1px 4px;
  border-radius: 5px;
  background: rgba(0, 0, 0, 0.6);
  color: #ffd166;
  font-weight: 800;
}
.piece .crown-mark {
  position: absolute;
  top: -2%;
  left: 4%;
  font-size: 10px;
  filter: drop-shadow(0 0 4px var(--accent));
}

.piece.pop { animation: pop 0.28s ease-out; }
.piece.shake { animation: shake 0.3s ease-in-out; }
.piece.dying { animation: die 0.35s ease-in forwards; }

.float-text {
  position: absolute;
  z-index: 20;
  font-weight: 900;
  font-size: 15px;
  pointer-events: none;
  animation: floatUp 0.9s ease-out forwards;
  text-shadow: 0 2px 6px rgba(0, 0, 0, 0.8);
}

.particle {
  position: absolute;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 19;
  animation: particle 0.7s ease-out forwards;
}

/* Hex */
.board.hex { display: block; }
.hex-tile {
  position: absolute;
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
  cursor: pointer;
  transition: filter 0.15s;
}
.hex-tile:hover { filter: brightness(1.18); }
.hex-tile.hl-move, .hex-tile.hl-attack, .hex-tile.hl-deploy, .hex-tile.hl-target { filter: brightness(1.35) saturate(1.3); }
.hex-tile.hl-move::after, .hex-tile.hl-attack::after, .hex-tile.hl-deploy::after, .hex-tile.hl-target::after {
  content: "";
  position: absolute;
  inset: 22%;
  border-radius: 50%;
  background: color-mix(in srgb, var(--accent) 60%, transparent);
  animation: pulse 1.4s ease-in-out infinite;
}
.hex-tile.hl-attack::after { background: rgba(255, 107, 107, 0.65); }
.hex-tile.hl-deploy::after { background: color-mix(in srgb, var(--accent-2) 60%, transparent); }
.hex-tile.hl-target::after { background: rgba(255, 209, 102, 0.65); }

/* ------------------------------------------------------------------ *
 * HUD / hand
 * ------------------------------------------------------------------ */

.hud {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 12px;
}
.hud-stat {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 7px 11px;
  border-radius: 10px;
  background: color-mix(in srgb, var(--panel) 85%, transparent);
  border: 1px solid color-mix(in srgb, var(--ink) 8%, transparent);
  font-size: 13px;
  font-weight: 700;
}
.hud-stat b { color: var(--accent); font-size: 15px; }
.hud-stat.spark b { color: #ffd166; }
.hud-stat.aether b { color: var(--accent-2); }

.turn-banner {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 12px;
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
  font-weight: 800;
  margin-bottom: 12px;
}
.turn-banner.you { box-shadow: 0 0 24px color-mix(in srgb, var(--accent) 18%, transparent); }
.turn-banner .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 10px var(--accent); animation: pulse 1.6s infinite; }

.hand {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding: 4px 2px 10px;
  scrollbar-width: thin;
}
.hand-card {
  position: relative;
  flex: 0 0 132px;
  min-height: 150px;
  padding: 12px 10px 10px;
  border-radius: 12px;
  border: 1px solid color-mix(in srgb, var(--ink) 12%, transparent);
  background: linear-gradient(170deg, color-mix(in srgb, var(--panel-2) 95%, transparent), color-mix(in srgb, var(--panel) 95%, transparent));
  cursor: pointer;
  transition: 0.16s;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.hand-card:hover { transform: translateY(-4px); border-color: color-mix(in srgb, var(--accent) 40%, transparent); }
.hand-card.selected { border-color: var(--accent); box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent) 30%, transparent), 0 10px 30px color-mix(in srgb, var(--accent) 18%, transparent); transform: translateY(-6px); }
.hand-card.disabled { opacity: 0.45; cursor: not-allowed; }
.hand-card .cost {
  position: absolute;
  top: -8px;
  left: -8px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 12px;
  font-weight: 900;
  background: linear-gradient(135deg, #ffd166, #ff9f43);
  color: #1a1200;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}
.hand-card .emoji { font-size: 30px; line-height: 1; }
.hand-card .name { font-size: 12px; font-weight: 800; line-height: 1.2; }
.hand-card .desc { font-size: 10px; color: var(--muted); line-height: 1.35; flex: 1; }
.hand-card .kind { font-size: 9px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--accent); font-weight: 800; }

.log {
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.6;
  color: var(--muted);
  max-height: 220px;
  overflow-y: auto;
  padding: 10px;
  border-radius: 10px;
  background: color-mix(in srgb, var(--bg) 55%, transparent);
  border: 1px solid color-mix(in srgb, var(--ink) 6%, transparent);
}
.log div { padding: 1px 0; }
.log b { color: var(--ink); }

.chat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 220px;
  overflow-y: auto;
  padding: 4px;
}
.chat-msg { font-size: 12px; line-height: 1.4; }
.chat-msg b { color: var(--accent); }
.chat-msg.system { color: var(--muted); font-style: italic; }
.chat-input { display: flex; gap: 8px; margin-top: 8px; }

/* ------------------------------------------------------------------ *
 * Lobby
 * ------------------------------------------------------------------ */

.lobby-room {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid color-mix(in srgb, var(--ink) 8%, transparent);
  background: color-mix(in srgb, var(--panel) 70%, transparent);
  margin-bottom: 8px;
}
.lobby-room .code {
  font-family: var(--font-mono);
  font-weight: 800;
  letter-spacing: 0.18em;
  color: var(--accent);
  font-size: 15px;
}
.lobby-room .meta { flex: 1; font-size: 12px; color: var(--muted); }
.lobby-room .meta b { color: var(--ink); display: block; font-size: 13px; }

.deck-pool { display: flex; flex-wrap: wrap; gap: 8px; }
.deck-chip {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 9px;
  border: 1px solid color-mix(in srgb, var(--ink) 10%, transparent);
  background: color-mix(in srgb, var(--panel-2) 80%, transparent);
  font-size: 12px;
  cursor: pointer;
  transition: 0.12s;
}
.deck-chip:hover { border-color: color-mix(in srgb, var(--accent) 40%, transparent); }
.deck-chip.picked { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 12%, transparent); }
.deck-chip .cost { color: #ffd166; font-weight: 800; }

/* ------------------------------------------------------------------ *
 * Admin
 * ------------------------------------------------------------------ */

.admin {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}
.admin-side { position: sticky; top: 78px; }
.admin-side .tab {
  display: flex;
  align-items: center;
  gap: 9px;
  width: 100%;
  padding: 10px 12px;
  border-radius: 9px;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-weight: 700;
  font-size: 13px;
  cursor: pointer;
  text-align: left;
  transition: 0.12s;
}
.admin-side .tab:hover { background: color-mix(in srgb, var(--ink) 6%, transparent); color: var(--ink); }
.admin-side .tab.active { background: color-mix(in srgb, var(--accent) 12%, transparent); color: var(--accent); }
.admin-side .tab .count { margin-left: auto; font-size: 10px; opacity: 0.7; }

.admin-main { min-width: 0; }

.split {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
}
.doc-list { max-height: 70vh; overflow-y: auto; }
.doc-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 13px;
  color: var(--muted);
  border: 1px solid transparent;
}
.doc-item:hover { background: color-mix(in srgb, var(--ink) 5%, transparent); color: var(--ink); }
.doc-item.active { background: color-mix(in srgb, var(--accent) 10%, transparent); color: var(--accent); border-color: color-mix(in srgb, var(--accent) 25%, transparent); }
.doc-item .id { font-family: var(--font-mono); font-size: 11px; opacity: 0.7; }

.editor-actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.editor-status { font-size: 12px; margin-top: 8px; min-height: 18px; }
.editor-status.ok { color: var(--accent); }
.editor-status.bad { color: #ff8a8a; }

.color-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.color-field { display: flex; align-items: center; gap: 8px; padding: 8px; border-radius: 9px; background: color-mix(in srgb, var(--bg) 40%, transparent); border: 1px solid color-mix(in srgb, var(--ink) 7%, transparent); }
.color-field input[type="color"] { width: 30px; height: 30px; border: 0; background: none; padding: 0; cursor: pointer; }
.color-field code { font-size: 10px; color: var(--muted); }

.slider-row { display: grid; grid-template-columns: 110px 1fr 60px; gap: 10px; align-items: center; margin-bottom: 8px; font-size: 12px; }
.slider-row label { color: var(--muted); font-weight: 700; }
.slider-row output { font-family: var(--font-mono); font-size: 11px; text-align: right; color: var(--accent); }

/* ------------------------------------------------------------------ *
 * Agent
 * ------------------------------------------------------------------ */

.agent { display: grid; grid-template-rows: minmax(0, 1fr) auto; height: calc(100vh - 190px); min-height: 480px; }
.agent-log { overflow-y: auto; padding: 16px; display: flex; flex-direction: column; gap: 12px; }
.msg { max-width: 88%; padding: 11px 14px; border-radius: 12px; font-size: 13px; line-height: 1.55; white-space: pre-wrap; word-break: break-word; }
.msg.user { align-self: flex-end; background: color-mix(in srgb, var(--accent) 16%, transparent); border: 1px solid color-mix(in srgb, var(--accent) 28%, transparent); }
.msg.assistant { align-self: flex-start; background: color-mix(in srgb, var(--panel-2) 90%, transparent); border: 1px solid color-mix(in srgb, var(--ink) 8%, transparent); }
.msg.thinking { align-self: flex-start; color: var(--muted); font-style: italic; font-size: 12px; background: transparent; border: 1px dashed color-mix(in srgb, var(--ink) 12%, transparent); }
.msg.error { align-self: flex-start; color: #ff8a8a; border: 1px solid color-mix(in srgb, #ff8a8a 30%, transparent); background: color-mix(in srgb, #ff8a8a 8%, transparent); }
.msg.tool { align-self: flex-start; font-family: var(--font-mono); font-size: 11px; background: color-mix(in srgb, var(--bg) 60%, transparent); border: 1px solid color-mix(in srgb, var(--ink) 8%, transparent); max-width: 100%; width: 100%; }
.msg.tool summary { cursor: pointer; color: var(--accent); font-weight: 700; }
.msg.tool pre { margin: 8px 0 0; white-space: pre-wrap; color: var(--muted); max-height: 220px; overflow: auto; }
.msg.sub { align-self: flex-start; font-size: 11px; color: var(--muted); border-left: 2px solid color-mix(in srgb, var(--accent-2) 50%, transparent); padding-left: 10px; background: transparent; }
.agent-input { display: flex; gap: 10px; padding: 12px; border-top: 1px solid color-mix(in srgb, var(--ink) 8%, transparent); }
.agent-input textarea { flex: 1; min-height: 46px; max-height: 140px; resize: vertical; }
.quick-prompts { display: flex; gap: 6px; flex-wrap: wrap; padding: 0 12px 10px; }

/* ------------------------------------------------------------------ *
 * Modal / toast
 * ------------------------------------------------------------------ */

#modal-root { position: fixed; inset: 0; z-index: 100; pointer-events: none; }
.modal {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(0, 0, 0, 0.62);
  backdrop-filter: blur(6px);
  pointer-events: auto;
  padding: 20px;
  animation: fade 0.15s ease-out;
}
.modal-card {
  width: min(560px, 100%);
  max-height: 86vh;
  overflow-y: auto;
  border-radius: 16px;
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid color-mix(in srgb, var(--ink) 12%, transparent);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
  padding: 22px;
  animation: pop 0.18s ease-out;
}
.modal-card h2 { font-size: 20px; margin-bottom: 10px; }
.modal-card p { color: var(--muted); font-size: 14px; line-height: 1.55; }
.modal-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 18px; }

#toasts { position: fixed; right: 18px; bottom: 18px; z-index: 120; display: flex; flex-direction: column; gap: 8px; }
.toast {
  padding: 11px 15px;
  border-radius: 10px;
  background: color-mix(in srgb, var(--panel-2) 96%, transparent);
  border: 1px solid color-mix(in srgb, var(--ink) 12%, transparent);
  box-shadow: var(--shadow);
  font-size: 13px;
  animation: slideIn 0.2s ease-out;
  max-width: 340px;
}
.toast.ok { border-color: color-mix(in srgb, var(--accent) 40%, transparent); }
.toast.bad { border-color: color-mix(in srgb, #ff8a8a 40%, transparent); color: #ffb3b3; }

/* ------------------------------------------------------------------ *
 * Replay
 * ------------------------------------------------------------------ */

.replay-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  padding: 12px;
  border-radius: 12px;
  background: color-mix(in srgb, var(--panel) 80%, transparent);
  border: 1px solid color-mix(in srgb, var(--ink) 8%, transparent);
  margin-top: 12px;
}
.replay-controls input[type="range"] { flex: 1; accent-color: var(--accent); }

/* ------------------------------------------------------------------ *
 * Misc
 * ------------------------------------------------------------------ */

.muted { color: var(--muted); }
.small { font-size: 12px; }
.mono { font-family: var(--font-mono); }
.center { text-align: center; }
.spacer { height: 18px; }
.hidden { display: none !important; }
.empty { padding: 30px; text-align: center; color: var(--muted); font-size: 13px; }
.kbd { font-family: var(--font-mono); font-size: 11px; padding: 2px 6px; border-radius: 5px; background: color-mix(in srgb, var(--ink) 8%, transparent); border: 1px solid color-mix(in srgb, var(--ink) 10%, transparent); }

.spinner {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 2px solid color-mix(in srgb, var(--ink) 20%, transparent);
  border-top-color: var(--accent);
  animation: spin 0.7s linear infinite;
  display: inline-block;
}

@keyframes pulse { 0%, 100% { opacity: 0.55; transform: scale(0.92); } 50% { opacity: 1; transform: scale(1.06); } }
@keyframes pop { 0% { transform: scale(0.7); opacity: 0; } 70% { transform: scale(1.06); } 100% { transform: scale(1); opacity: 1; } }
@keyframes shake { 0%, 100% { transform: translateX(0); } 25% { transform: translateX(-4px); } 75% { transform: translateX(4px); } }
@keyframes die { to { transform: scale(0.2) rotate(25deg); opacity: 0; } }
@keyframes floatUp { 0% { transform: translateY(0); opacity: 1; } 100% { transform: translateY(-34px); opacity: 0; } }
@keyframes particle { 0% { transform: translate(0, 0) scale(1); opacity: 1; } 100% { transform: translate(var(--dx), var(--dy)) scale(0.2); opacity: 0; } }
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideIn { from { transform: translateX(20px); opacity: 0; } to { transform: translateX(0); opacity: 1; } }
@keyframes spin { to { transform: rotate(360deg); } }

@media (max-width: 980px) {
  .game-layout { grid-template-columns: 1fr; }
  .admin { grid-template-columns: 1fr; }
  .admin-side { position: static; display: flex; overflow-x: auto; gap: 4px; }
  .admin-side .tab { white-space: nowrap; }
  .split { grid-template-columns: 1fr; }
  .stat-strip { grid-template-columns: repeat(2, 1fr); }
  .grid.two, .grid.three { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .nav { padding: 10px 12px; gap: 8px; }
  .nav-links { display: none; }
  .page { padding: 18px 12px 60px; }
  .hero { padding: 30px 0 20px; }
  .hero-actions .btn { width: 100%; }
  .hand-card { flex-basis: 112px; min-height: 136px; }
}