/* =============================================
   🚢 BATTLESHIP FAST MODERN UI
   ============================================= */

:root {
  --bg-deep: #0a0e27;
  --bg-card: #111533;
  --bg-card-hover: #161b42;
  --border: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(255, 255, 255, 0.15);
  --accent: #6c5ce7;
  --accent-glow: #a29bfe;
  --hit: #ff1744;
  --miss: #788296;
  --sunk: #00e676;
  --ship: #74b9ff;
  --gold: #ffa502;
  --text: #f1f2f6;
  --text-muted: #8890a4;
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
}

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

body {
  margin: 0;
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg-deep);
  color: var(--text);
  min-height: 100vh;
}

/* ---- PAGE ---- */
.page {
  width: min(1100px, 100%);
  margin: 0 auto;
  padding: 18px 14px;
}

/* ---- HERO ---- */
.hero {
  text-align: center;
  padding: 24px 10px 16px;
}

.hero h1 {
  font-size: clamp(26px, 5vw, 38px);
  font-weight: 800;
  background: linear-gradient(135deg, #fff 0%, #a29bfe 50%, #00cec9 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 6px;
}

.hero p {
  color: var(--text-muted);
  font-size: 15px;
}

/* ---- CARDS ---- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px 18px;
  margin: 14px 0;
}

/* ---- TYPOGRAPHY ---- */
h2 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
}

h3 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--accent-glow);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ---- FORM ---- */
label {
  display: block;
  margin-bottom: 12px;
  font-weight: 600;
  font-size: 14px;
  color: var(--text-muted);
}

input {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  margin-top: 5px;
  font-size: 15px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  font-family: inherit;
  transition: border-color 0.2s;
}

input:focus {
  outline: none;
  border-color: var(--accent);
}

input::placeholder {
  color: rgba(255, 255, 255, 0.2);
}

/* ---- BUTTONS ---- */
button {
  border: 0;
  border-radius: var(--radius);
  padding: 11px 18px;
  cursor: pointer;
  font-weight: 700;
  font-size: 14px;
  font-family: inherit;
  transition: all 0.15s ease;
  letter-spacing: 0.2px;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

button:active {
  transform: scale(0.96);
}

/* Primary */
#createBtn, #joinBtn, #readyBtn, #chatSendBtn {
  background: linear-gradient(135deg, #6c5ce7, #a29bfe);
  color: white;
}

#createBtn:hover, #joinBtn:hover, #readyBtn:hover:not(:disabled), #chatSendBtn:hover {
  filter: brightness(1.15);
}

/* Secondary */
.secondaryBtn, #showLobbyFromRoomBtn, #showLobbyFromGameBtn, #gameOverCloseBtn {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-muted);
  border: 1px solid var(--border);
}

.secondaryBtn:hover, #showLobbyFromRoomBtn:hover,
#showLobbyFromGameBtn:hover, #gameOverCloseBtn:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
}

/* Bot */
.botBtn, #botBtn {
  background: linear-gradient(135deg, #00cec9, #00b894);
  color: #0a0e27;
}

.botBtn:hover, #botBtn:hover {
  filter: brightness(1.15);
}

/* Clear */
#clearFleetBtn {
  background: rgba(255, 23, 68, 0.1);
  color: #ff4757;
  border: 1px solid rgba(255, 71, 87, 0.2);
}

#clearFleetBtn:hover {
  background: rgba(255, 23, 68, 0.2);
}

/* Auto */
#autoPlaceBtn {
  background: rgba(255, 165, 2, 0.1);
  color: var(--gold);
  border: 1px solid rgba(255, 165, 2, 0.2);
}

#autoPlaceBtn:hover {
  background: rgba(255, 165, 2, 0.2);
}

/* Rotate */
#rotateBtn {
  background: rgba(116, 185, 255, 0.08);
  color: #74b9ff;
  border: 1px solid rgba(116, 185, 255, 0.15);
}

#rotateBtn:hover {
  background: rgba(116, 185, 255, 0.15);
}

/* Copy */
#copyLinkBtn {
  background: linear-gradient(135deg, #555, #888);
  color: white;
}

#copyLinkBtn:hover {
  filter: brightness(1.15);
}

button:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  transform: none !important;
}

/* ---- ACTIONS / JOIN ---- */
.actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.joinBox {
  display: flex;
  gap: 8px;
  margin-top: 12px;
}

.joinBox input {
  flex: 1;
  min-width: 130px;
  margin-top: 0;
}

/* ---- HIDDEN ---- */
.hidden {
  display: none !important;
}

/* ---- BOARDS ---- */
.boards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.board {
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  gap: 2px;
  max-width: 380px;
  margin: 0 auto;
  direction: ltr;
  background: rgba(0, 0, 0, 0.25);
  border-radius: var(--radius);
  padding: 5px;
  border: 1px solid var(--border);
}

.cell {
  aspect-ratio: 1;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.02);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: clamp(10px, 1.8vw, 16px);
  user-select: none;
  transition: background 0.1s, transform 0.1s;
  position: relative;
  overflow: hidden;
}

/* My board */
.cell.ship {
  background: #74b9ff;
  border-color: rgba(255, 255, 255, 0.2);
}

.cell.hit {
  background: #ff1744;
  border-color: rgba(255, 23, 68, 0.6);
  color: white;
  font-weight: bold;
  text-shadow: 0 0 8px rgba(255, 23, 68, 0.8);
  animation: hitFlash 0.3s ease;
}

.cell.miss {
  background: rgba(120, 130, 150, 0.4);
  border-color: rgba(255, 255, 255, 0.1);
  color: #3498db;  /* צבע כחול לנקודה */
}
.cell.sunk {
  background: #00e676;
  border-color: rgba(0, 230, 118, 0.6);
  color: white;
  font-weight: bold;
  text-shadow: 0 0 8px rgba(0, 230, 118, 0.8);
}

@keyframes hitFlash {
  0% { transform: scale(1.2); }
  100% { transform: scale(1); }
}

/* Enemy board */
.cell.enemy {
  cursor: pointer;
  background: rgba(255, 255, 255, 0.02);
}

.cell.enemy:hover {
  background: rgba(108, 92, 231, 0.25);
  border-color: var(--accent);
  transform: scale(1.04);
}

.cell.enemy:active {
  transform: scale(0.92);
}

/* ---- SETUP BOARD ---- */
.setup-cell {
  cursor: pointer;
}

.setup-cell:hover {
  background: rgba(255, 255, 255, 0.06);
}

.setup-cell.setup-preview-valid {
  background: rgba(46, 213, 115, 0.3) !important;
  border-color: #2ed573 !important;
}

.setup-cell.setup-preview-invalid {
  background: rgba(255, 23, 68, 0.3) !important;
  border-color: #ff4757 !important;
}

.setup-cell.ship {
  background: #74b9ff !important;
}

/* ---- GAME HEADER ---- */
.gameHeader {
  margin-bottom: 8px;
}

.gameTopActions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

.gameTopActions h2 {
  margin: 0;
  font-size: 18px;
}

#turnText {
  color: var(--gold);
}

/* ---- SCORE BOARD ---- */
.scoreBoard {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: 20px;
  font-weight: 700;
  font-size: 13px;
  margin-bottom: 8px;
}

.scorePlayer {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.scoreValue {
  background: var(--accent);
  color: white;
  border-radius: 12px;
  padding: 2px 8px;
  min-width: 24px;
  text-align: center;
}

/* ---- MESSAGE ---- */
#messageText {
  margin-top: 6px;
  font-size: 14px;
  color: var(--text-muted);
  min-height: 20px;
}

/* ---- LOBBY ROOMS ---- */
.lobbyRooms {
  margin-top: 18px;
  border-top: 1px solid var(--border);
  padding-top: 14px;
}

.lobbyRoomsHeader {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
}

.lobbyRoomsHeader h3 {
  margin: 0;
}

.roomsList {
  display: grid;
  gap: 8px;
}

.roomsList.empty {
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.02);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  padding: 14px;
  text-align: center;
  font-size: 14px;
}

.roomItem {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: center;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
  transition: border-color 0.15s;
}

.roomItem:hover {
  border-color: var(--border-hover);
}

.roomCode {
  font-weight: 800;
  font-size: 17px;
  direction: ltr;
  display: inline-block;
  color: var(--accent-glow);
}

.roomMeta {
  color: var(--text-muted);
  font-size: 12px;
  margin-top: 2px;
}

.roomStatusBadge {
  display: inline-flex;
  align-items: center;
  border-radius: 10px;
  padding: 2px 8px;
  font-size: 10px;
  font-weight: 700;
  background: rgba(46, 213, 115, 0.12);
  color: #2ed573;
  margin-inline-start: 6px;
}

.roomStatusBadge.full {
  background: rgba(255, 165, 2, 0.12);
  color: var(--gold);
}

.fullRoomsBox {
  margin-top: 14px;
}

.fullRoomsBox summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--accent-glow);
  margin-bottom: 8px;
}

/* ---- CHAT ---- */
#chatOverlay {
  position: fixed;
  bottom: 16px;
  left: 16px;
  width: 280px;
  background: #0e1233;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  z-index: 1000;
  direction: rtl;
  overflow: hidden;
  transition: height 0.25s ease;
}

#chatOverlay.chat-minimized {
  height: 46px;
}

#chatOverlay.chat-expanded {
  height: 340px;
}

#chatHeader {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  background: rgba(0, 0, 0, 0.3);
  border-bottom: 1px solid var(--border);
  cursor: pointer;
}

#chatTitle {
  font-size: 13px;
  font-weight: 700;
  color: var(--accent-glow);
}

#chatToggleBtn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 12px;
  cursor: pointer;
  padding: 2px 6px;
}

#chatContent {
  display: flex;
  flex-direction: column;
  height: calc(100% - 47px);
}

#chatMessages {
  flex: 1;
  overflow-y: auto;
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.chat-message {
  padding: 5px 8px;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 6px;
  font-size: 12px;
  line-height: 1.4;
}

.chat-message .sender {
  font-weight: 700;
  font-size: 10px;
  color: var(--accent-glow);
  margin-bottom: 1px;
}

.chat-message .text {
  color: rgba(255, 255, 255, 0.75);
  word-break: break-word;
}

.chat-message.own {
  background: rgba(108, 92, 231, 0.12);
  border-right: 2px solid var(--accent);
}

.chat-system {
  text-align: center;
  font-size: 10px;
  color: rgba(255, 255, 255, 0.3);
  padding: 3px 6px;
  font-style: italic;
}

#chatInputArea {
  display: flex;
  gap: 5px;
  padding: 8px 10px;
  background: rgba(0, 0, 0, 0.2);
  border-top: 1px solid var(--border);
}

#chatInput {
  flex: 1;
  padding: 7px 10px;
  margin-top: 0;
  font-size: 12px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  color: white;
}

#chatInput:focus {
  border-color: var(--accent);
}

#chatSendBtn {
  padding: 7px 14px;
  font-size: 12px;
  border-radius: 14px;
  min-width: 50px;
}

/* ---- GAME OVER MODAL ---- */
.game-over-modal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(10, 14, 39, 0.8);
  z-index: 3000;
  padding: 20px;
}

.game-over-box {
  width: min(400px, 100%);
  text-align: center;
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  padding: 28px 22px 22px;
  animation: popIn 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes popIn {
  from { opacity: 0; transform: translateY(16px) scale(0.95); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.game-over-icon {
  font-size: 56px;
  margin-bottom: 8px;
}

#gameOverTitle {
  font-size: 26px;
  font-weight: 800;
  margin-bottom: 6px;
  color: var(--gold);
}

.game-over-box.lose #gameOverTitle {
  color: #ff4757;
}

#gameOverMessage {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.5;
  margin-bottom: 18px;
}

.game-over-actions {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
}

.game-over-actions button {
  min-width: 110px;
}

/* ---- REMATCH ---- */
#rematchBtn.waiting {
  opacity: 0.5;
}

/* ---- SHOT EFFECTS (lightweight) ---- */
.sink-explosion-effect,
.water-bubble-effect {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  z-index: 5;
  font-size: clamp(18px, 4vw, 32px);
}

.sink-explosion-effect {
  animation: boomPop 0.7s ease-out forwards;
}

.water-bubble-effect {
  animation: splashPop 0.65s ease-out forwards;
}

@keyframes boomPop {
  0% { opacity: 0; transform: scale(0.4); }
  30% { opacity: 1; transform: scale(1.2); }
  100% { opacity: 0; transform: scale(1.6); }
}

@keyframes splashPop {
  0% { opacity: 0; transform: translateY(6px) scale(0.4); }
  30% { opacity: 1; transform: translateY(0) scale(1); }
  100% { opacity: 0; transform: translateY(-14px) scale(1.3); }
}

/* ---- MOBILE ---- */
.board, .cell, .cell.enemy, .setup-cell {
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

/* ---- SCROLLBAR ---- */
::-webkit-scrollbar {
  width: 4px;
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 2px;
}

/* ---- RESPONSIVE ---- */
@media (max-width: 760px) {
  .boards {
    grid-template-columns: 1fr;
  }

  #chatOverlay {
    bottom: 8px;
    left: auto;
    right: 8px;
    width: 250px;
  }

  #chatOverlay.chat-expanded {
    height: 300px;
  }
}

@media (max-width: 480px) {
  .page {
    padding: 10px;
  }

  .card {
    padding: 14px 12px;
  }

  button {
    padding: 10px 14px;
    font-size: 13px;
  }

  .roomItem {
    grid-template-columns: 1fr;
  }

  .roomItem button {
    width: 100%;
  }
}
.hero h1 {
  font-size: clamp(26px, 5vw, 38px);
  font-weight: 800;
  margin-bottom: 6px;
  position: relative;
}

/* האימוג'י יישאר רגיל */
.hero h1 .emoji {
  background: none;
  -webkit-text-fill-color: initial;
  color: initial;
}

/* הטקסט יקבל גרדיאנט */
.hero h1 .title-text {
  background: linear-gradient(135deg, #fff 0%, #a29bfe 50%, #00cec9 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.roomItem button:disabled {
  background: transparent;
  color: #ff6348;
  border: 1px solid rgba(255, 99, 72, 0.3);
  opacity: 0.6;
  cursor: not-allowed;
}