/* ============================================================
   SCREEN + FEATURE STYLES
   Lobby, Placement, Game, Results + Header
   ============================================================ */

/* ── Header ── */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-6);
  height: var(--header-h);
  border-radius: 0;
  border-left: none;
  border-right: none;
  border-top: none;
  position: sticky;
  top: 0;
  z-index: 100;
  flex-shrink: 0;
}

.app-header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.logo-mark {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
}

.logo-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  width: 100%;
  height: 100%;
}

.logo-cell {
  background: rgba(30, 111, 168, 0.25);
  border: 1px solid rgba(30, 111, 168, 0.3);
  border-radius: 2px;
}
.logo-cell--hit  { background: var(--hit); border-color: transparent; box-shadow: 0 0 4px var(--hit-glow); }
.logo-cell--ship { background: rgba(30,111,168,0.5); border-color: rgba(94,176,232,0.4); }

.logo-text { display: flex; flex-direction: column; gap: 1px; }
.logo-name { font-size: var(--text-base); letter-spacing: 0.08em; }
.logo-sub  { font-size: 9px; letter-spacing: 0.12em; opacity: 0.6; }

.app-header__center { flex: 1; display: flex; justify-content: center; }
.app-header__right  { display: flex; align-items: center; }

.header-game-status { display: flex; flex-direction: column; align-items: center; gap: 4px; }
.header-game-id     { font-size: 9px; opacity: 0.5; }

/* Player pill */
.player-pill {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-md);
  transition: background var(--dur-base);
}
.player-pill--active {
  background: var(--glass-hover);
  border: 1px solid var(--glass-border);
}
.pill-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--navy-500), var(--navy-700));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--navy-200);
  border: 1px solid rgba(94,176,232,0.3);
}
.pill-info  { display: flex; flex-direction: column; gap: 1px; }
.pill-name  { font-size: var(--text-sm); font-weight: 500; }
.pill-id    { font-size: 10px; opacity: 0.5; }

/* ──────────────────────────────────────────────────────── */
/* LOBBY SCREEN                                             */
/* ──────────────────────────────────────────────────────── */

.lobby-screen { gap: var(--space-8); }

.lobby-hero {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-6) 0 var(--space-2);
}

.lobby-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 4px 12px;
  background: rgba(30,111,168,0.12);
  border: 1px solid rgba(30,111,168,0.25);
  border-radius: var(--radius-full);
  color: var(--navy-300);
  width: fit-content;
}

.lobby-hero__sub {
  font-size: var(--text-base);
  max-width: 360px;
  line-height: 1.7;
}

.lobby-panels {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--space-5);
  align-items: start;
}

.lobby-panel {
  padding: var(--space-6);
  transition: opacity var(--dur-base), filter var(--dur-base);
}
.lobby-panel--disabled {
  opacity: 0.4;
  filter: grayscale(0.5);
  pointer-events: none;
}

.panel-header { display: flex; flex-direction: column; gap: var(--space-2); margin-bottom: var(--space-6); }
.panel-body   { display: flex; flex-direction: column; gap: var(--space-4); }

/* Tabs */
.tab-row {
  display: flex;
  background: rgba(6,14,28,0.5);
  border-radius: var(--radius-md);
  padding: 3px;
  gap: 2px;
  margin-bottom: var(--space-4);
  border: 1px solid var(--glass-border);
}
.tab {
  flex: 1;
  padding: var(--space-2) var(--space-3);
  border-radius: calc(var(--radius-md) - 3px);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--gray-400);
  transition: all var(--dur-fast) var(--ease-smooth);
}
.tab--active {
  background: var(--glass-bg);
  color: var(--navy-200);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-sm);
}

.tab-pane { display: none; flex-direction: column; gap: var(--space-4); }
.tab-pane--active { display: flex; animation: fadeIn var(--dur-base) var(--ease-out) both; }

.number-row { display: flex; gap: var(--space-4); }

/* Stats */
.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-4);
  background: rgba(6,14,28,0.5);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  text-align: center;
  animation: fadeInUp var(--dur-slow) var(--ease-out) both;
}
.stat-item--win { border-color: rgba(30,111,168,0.3); background: rgba(30,111,168,0.08); }
.stat-icon  { font-size: var(--text-lg); opacity: 0.5; }
.stat-value { font-family: var(--font-display); font-size: var(--text-2xl); font-weight: 700; color: var(--navy-100); }
.stat-label { font-size: 10px; }

/* ──────────────────────────────────────────────────────── */
/* PLACEMENT SCREEN                                         */
/* ──────────────────────────────────────────────────────── */

.placement-screen { flex: 1; }

.placement-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--space-6);
  flex: 1;
  align-items: start;
  height: 100%;
}

.placement-sidebar {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  position: sticky;
  top: calc(var(--header-h) + var(--space-6));
}

.sidebar-header { display: flex; flex-direction: column; gap: var(--space-2); }

.ship-inventory {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.ship-inventory-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  background: rgba(6,14,28,0.4);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  transition: all var(--dur-base) var(--ease-smooth);
}
.ship-inventory-item--placed {
  border-color: rgba(30,111,168,0.4);
  background: rgba(30,111,168,0.08);
}
.ship-inventory-item--placed:hover {
  border-color: rgba(214,40,40,0.4);
  background: rgba(214,40,40,0.06);
}

.ship-inv-icon { display: flex; align-items: center; justify-content: center; }
.ship-inv-cell {
  width: 20px;
  height: 20px;
  border-radius: 4px;
  background: rgba(30,111,168,0.15);
  border: 1px solid rgba(30,111,168,0.25);
}
.ship-inv-cell--placed {
  background: var(--gradient-ship);
  border-color: rgba(94,176,232,0.5);
  box-shadow: 0 0 8px rgba(30,111,168,0.4);
}

.ship-inv-info   { flex: 1; display: flex; flex-direction: column; gap: 2px; }
.ship-inv-name   { font-size: var(--text-sm); font-weight: 500; }
.ship-inv-status { font-size: 10px; }
.ship-inv-badge  { font-size: var(--text-sm); opacity: 0.6; }

.rules-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.rules-list li {
  font-size: var(--text-sm);
  color: var(--gray-400);
  padding-left: var(--space-4);
  position: relative;
}
.rules-list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--navy-400);
}

.placement-board-area {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: center;
  padding: var(--space-4) 0;
}

.placement-status {
  padding: var(--space-3) var(--space-5);
  background: rgba(6,14,28,0.4);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
}

/* ──────────────────────────────────────────────────────── */
/* GAME SCREEN                                              */
/* ──────────────────────────────────────────────────────── */

.game-screen { flex: 1; }

.game-layout {
  display: grid;
  grid-template-columns: 1fr 220px 1fr;
  gap: var(--space-5);
  align-items: start;
}

.game-panel {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.game-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-2) 0;
}

.turn-indicator {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* HUD */
.game-hud {
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  position: sticky;
  top: calc(var(--header-h) + var(--space-4));
}

.hud-game-info { display: flex; flex-direction: column; gap: var(--space-2); }
.hud-status    { display: flex; align-items: center; gap: var(--space-2); }

.hud-stats {
  display: flex;
  justify-content: space-around;
}

.hud-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}
.hud-stat__val {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--navy-100);
}
.hud-stat__lbl { font-size: 9px; }

.move-log-wrap { min-height: 0; }

.move-log {
  max-height: 220px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding-right: var(--space-1);
}

.move-entry {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  background: rgba(6,14,28,0.4);
  border: 1px solid transparent;
}
.move-entry--hit  { border-color: rgba(214,40,40,0.2); background: rgba(214,40,40,0.06); }
.move-entry--mine { border-color: rgba(30,111,168,0.2); }
.move-entry__icon { font-size: 10px; margin-top: 2px; opacity: 0.7; flex-shrink: 0; }

/* ──────────────────────────────────────────────────────── */
/* RESULTS SCREEN                                           */
/* ──────────────────────────────────────────────────────── */

.results-screen { align-items: center; justify-content: center; }

.results-layout {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-8);
  max-width: 600px;
  width: 100%;
  padding: var(--space-8) 0;
}

.results-hero  { display: flex; flex-direction: column; align-items: center; gap: var(--space-4); text-align: center; }

.results-emblem {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: scaleIn var(--dur-slow) var(--ease-spring) both;
}
.results-emblem--win  { background: rgba(30,111,168,0.15); border: 2px solid rgba(94,176,232,0.4); box-shadow: 0 0 40px rgba(30,111,168,0.3); }
.results-emblem--loss { background: rgba(214,40,40,0.1);  border: 2px solid rgba(214,40,40,0.3); }

.results-outcome { letter-spacing: 0.2em; opacity: 0.6; margin-bottom: calc(-1 * var(--space-2)); }
.results-title   { animation: fadeInUp 0.6s var(--ease-out) 0.1s both; }
.results-sub     { animation: fadeInUp 0.6s var(--ease-out) 0.2s both; }

.results-stats { padding: var(--space-6); width: 100%; animation: fadeInUp 0.6s var(--ease-out) 0.3s both; }

.results-stat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
}

.results-stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-4);
  background: rgba(6,14,28,0.5);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  text-align: center;
  animation: fadeInUp var(--dur-slow) var(--ease-out) both;
}
.results-stat-item--highlight {
  border-color: rgba(30,111,168,0.4);
  background: rgba(30,111,168,0.1);
  box-shadow: var(--shadow-glow-blue);
}
.results-stat-icon { font-size: var(--text-lg); opacity: 0.5; }
.results-stat-val  { font-family: var(--font-display); font-size: var(--text-xl); font-weight: 700; }
.results-stat-lbl  { font-size: 10px; }

.results-actions { animation: fadeInUp 0.6s var(--ease-out) 0.4s both; }

/* Confetti */
.confetti-field {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}
.confetti-piece {
  position: absolute;
  top: -20px;
  border-radius: 2px;
  animation: float 3s linear infinite;
  opacity: 0;
}

/* ──────────────────────────────────────────────────────── */
/* RESPONSIVE                                               */
/* ──────────────────────────────────────────────────────── */

@media (max-width: 1100px) {
  .game-layout { grid-template-columns: 1fr; }
  .game-hud { position: static; flex-direction: row; flex-wrap: wrap; }
  .lobby-panels { grid-template-columns: 1fr 1fr; }
  .lobby-panel--stats { grid-column: 1 / -1; }
}

@media (max-width: 720px) {
  .lobby-panels { grid-template-columns: 1fr; }
  .placement-layout { grid-template-columns: 1fr; }
  .placement-sidebar { position: static; }
  .results-stat-grid { grid-template-columns: repeat(2, 1fr); }
}