/* ?? Tic-Tac-Toe portal styles ??????????????????????????????????????? */
/*
   Color scheme: Royal Blue (#4080e8) + Forest Green (#2eb86a)
   BG: deep forest-black | Panels: dark green-tinted | Accents: royal blue
   X player = royal blue  |  O player = forest green
*/

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

:root {
  --bg:        #0e1a14;
  --panel-bg:  #172819;
  --border:    #244d35;
  --text:      #c6e8d2;
  --muted:     #5a8a6c;
  --accent:    #4080e8;   /* royal blue */
  --forest:    #2eb86a;   /* forest green */
  --x-color:   #4080e8;   /* X = royal blue */
  --o-color:   #2eb86a;   /* O = forest green */
  --win-glow:  #4080e822;
  --cell-size: clamp(80px, 22vw, 120px);
}

body { background: var(--bg); color: var(--text); font-family: 'Rajdhani', sans-serif; min-height: 100vh; }

.portal-bg {
  position: fixed; inset: 0; z-index: 0;
  background:
    radial-gradient(ellipse at 15% 30%, #0d2856 0%, transparent 52%),
    radial-gradient(ellipse at 85% 75%, #0a2e18 0%, transparent 52%);
  pointer-events: none;
}

/* Nav */
.nav-bar {
  position: relative; z-index: 10;
  display: flex; align-items: center; gap: .5rem;
  padding: .75rem 1.5rem; border-bottom: 1px solid var(--border);
  background: rgba(14,26,20,.9); backdrop-filter: blur(8px);
}
.nav-brand { color: var(--accent); text-decoration: none; font-family: 'Orbitron', sans-serif; font-size: .75rem; font-weight: 600; letter-spacing: .05em; }
.nav-sep   { color: var(--muted); font-size: .75rem; }
.nav-page  { color: var(--text);  font-size: .75rem; }
.nav-spacer { flex: 1; }
.nav-user  { color: var(--muted); font-size: .7rem; }

/* Layout */
.game-wrapper {
  position: relative; z-index: 1;
  display: flex; justify-content: center; align-items: flex-start;
  padding: 2.5rem 1rem 4rem;
}

.game-panel {
  background: var(--panel-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem 2.5rem 2.5rem;
  width: 100%; max-width: 420px;
  display: flex; flex-direction: column; align-items: center; gap: 1.25rem;
  box-shadow: 0 8px 40px #00000090, 0 0 60px #0d285610;
}

.game-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.4rem; font-weight: 600;
  color: var(--accent); letter-spacing: .08em;
}

/* Mode / Difficulty */
.mode-row, .diff-row { display: flex; gap: .5rem; }

.mode-btn, .diff-btn {
  flex: 1; padding: .45rem 1rem;
  background: transparent; border: 1px solid var(--border);
  border-radius: 6px; color: var(--muted);
  font-family: 'Rajdhani', sans-serif; font-size: .85rem; font-weight: 600;
  cursor: pointer; transition: all .2s;
}
.mode-btn.active, .diff-btn.active { background: var(--accent); border-color: var(--accent); color: #fff; }
.mode-btn:hover:not(.active), .diff-btn:hover:not(.active) { border-color: var(--accent); color: var(--text); }
.diff-row { font-size: .78rem; }

/* Status */
.status-line {
  font-size: 1rem; font-weight: 600;
  color: var(--text); letter-spacing: .03em;
  min-height: 1.4em; text-align: center;
}
.status-line.x-turn { color: var(--x-color); }
.status-line.o-turn { color: var(--o-color); }
.status-line.win-x  { color: var(--x-color); }
.status-line.win-o  { color: var(--o-color); }
.status-line.draw   { color: var(--muted); }

/* Board */
.board {
  display: grid;
  grid-template-columns: repeat(3, var(--cell-size));
  grid-template-rows:    repeat(3, var(--cell-size));
  gap: 6px;
}

.cell {
  background: #112018;
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: calc(var(--cell-size) * 0.46);
  font-weight: 700; font-family: 'Orbitron', sans-serif;
  cursor: pointer;
  transition: background .15s, border-color .15s;
  user-select: none;
}
.cell:hover:not(.taken) { background: #1a3025; border-color: var(--accent); }
.cell.x { color: var(--x-color); cursor: default; }
.cell.o { color: var(--o-color); cursor: default; }
.cell.win-cell { background: var(--win-glow); border-color: currentColor; }

/* Score */
.score-row { display: flex; gap: 1rem; width: 100%; }
.score-box {
  flex: 1; text-align: center;
  background: #112018; border: 1px solid var(--border);
  border-radius: 8px; padding: .6rem .5rem;
}
.score-box.draws .score-label { color: var(--muted); }
.score-label { font-size: .7rem; font-weight: 600; letter-spacing: .05em; color: var(--text); margin-bottom: .2rem; }
.score-num   { font-family: 'Orbitron', sans-serif; font-size: 1.5rem; font-weight: 600; }
#scoreX { color: var(--x-color); }
#scoreO { color: var(--o-color); }
#scoreD { color: var(--muted); }

/* Reset / back */
.dg-actions { display: flex; gap: .5rem; width: 100%; }
.reset-btn {
  flex: 1; padding: .65rem;
  background: transparent; border: 1px solid var(--border);
  border-radius: 8px; color: var(--muted);
  font-family: 'Rajdhani', sans-serif; font-size: .9rem; font-weight: 600;
  cursor: pointer; transition: all .2s; letter-spacing: .04em;
}
.reset-btn:hover { border-color: var(--forest); color: var(--text); }

/* Phase containers */
.phase { display: flex; justify-content: center; padding: 2.5rem 1rem 4rem; position: relative; z-index: 1; }
.phase.hidden { display: none; }

/* Lobby */
.section-heading { font-size: .7rem; font-weight: 700; letter-spacing: .1em; color: var(--muted); text-transform: uppercase; align-self: flex-start; }
.dg-divider { width: 100%; height: 1px; background: var(--border); }
.dg-field { width: 100%; display: flex; flex-direction: column; gap: .35rem; }
.dg-label { font-size: .75rem; color: var(--muted); font-weight: 600; }
.dg-select {
  width: 100%; padding: .5rem .75rem;
  background: #112018; border: 1px solid var(--border); border-radius: 6px;
  color: var(--text); font-family: 'Rajdhani', sans-serif; font-size: .9rem;
}
.dg-btn {
  flex: 1; padding: .55rem 1rem;
  background: transparent; border: 1px solid var(--border); border-radius: 6px;
  color: var(--muted); font-family: 'Rajdhani', sans-serif; font-size: .85rem; font-weight: 600;
  cursor: pointer; transition: all .2s;
}
.dg-btn.confirm { border-color: var(--forest); color: var(--forest); }
.dg-btn.confirm:hover { background: var(--forest); color: #fff; }
.dg-btn:hover:not(.confirm) { border-color: var(--accent); color: var(--text); }
.error-msg { color: #e05c5c; font-size: .8rem; min-height: 1em; }
.empty-state { color: var(--muted); font-size: .85rem; }

.game-item {
  width: 100%; padding: .6rem .75rem;
  background: #112018; border: 1px solid var(--border); border-radius: 6px;
  display: flex; align-items: center; justify-content: space-between; gap: .5rem;
  font-size: .85rem;
}
.game-item-info { display: flex; flex-direction: column; gap: .15rem; min-width: 0; flex: 1; }
.game-item-label { color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.game-item-status { color: var(--muted); font-size: .75rem; }
.game-item-actions { display: flex; gap: .35rem; flex-shrink: 0; }
.game-item-actions .dg-btn { flex: none; padding: .3rem .75rem; font-size: .75rem; }

/* Player tags */
.player-row { display: flex; align-items: center; gap: .75rem; }
.player-tag { font-family: 'Orbitron', sans-serif; font-size: .85rem; font-weight: 600; padding: .25rem .6rem; border-radius: 4px; }
.player-tag.x { color: var(--x-color); border: 1px solid var(--x-color); }
.player-tag.o { color: var(--o-color); border: 1px solid var(--o-color); }
.vs-sep { color: var(--muted); font-size: .75rem; }