feat: new boared design

angular.json

@@ -28,8 +28,13 @@
               },
               {
                 "glob": "**/*",
-                "input": "arabian-chess",
-                "output": "/arabian-chess"
+                "input": "assets/arabian-chess",
+                "output": "/assets/arabian-chess"
+              },
+              {
+                "glob": "**/*",
+                "input": "assets/ChessAssets",
+                "output": "/assets/ChessAssets"
               }
             ],
             "styles": [
@@ -99,8 +104,13 @@
               },
               {
                 "glob": "**/*",
-                "input": "arabian-chess",
-                "output": "/arabian-chess"
+                "input": "assets/arabian-chess",
+                "output": "/assets/arabian-chess"
+              },
+              {
+                "glob": "**/*",
+                "input": "assets/ChessAssets",
+                "output": "/assets/ChessAssets"
               }
             ],
             "styles": [

src/app/components/chess-board/chess-board.component.css

@@ -42,11 +42,41 @@
 }
 
 .square.light {
-  background-image: url('/arabian-chess/sprites/board/board_square_white.png');
+  background-image: url('/assets/arabian-chess/sprites/board/board_square_white.png');
 }
 
 .square.dark {
-  background-image: url('/arabian-chess/sprites/board/board_square_black.png');
+  background-image: url('/assets/arabian-chess/sprites/board/board_square_black.png');
+}
+
+.board-grid--classic {
+  border-radius: var(--border-radius-md);
+}
+
+.board-grid--classic .square {
+  background-image: none;
+  transition: filter 160ms ease;
+}
+
+.board-grid--classic .square.light {
+  background-color: #f3c8a0;
+}
+
+.board-grid--classic .square.dark {
+  background-color: #ba6d4b;
+}
+
+.board-grid--classic .square.drag-over {
+  outline-color: #5a2c28;
+}
+
+.board-grid--classic .square.selected {
+  outline-color: #5a2c28;
+}
+
+.board-grid--classic .square.highlighted::after {
+  background: #b9dad1;
+  border-color: #5a2c28;
 }
 
 .square.highlighted::after {

src/app/components/chess-board/chess-board.component.html

@@ -1,5 +1,5 @@
 <div class="board-shell">
-  <div class="board-grid">
+  <div class="board-grid" [class.board-grid--classic]="boardTheme === 'classic'" [class.board-grid--arabian]="boardTheme === 'arabian'">
     @for (square of squares; track trackByCoordinate($index, square)) {
       <button
         type="button"
@@ -17,6 +17,7 @@
       >
         <app-chess-piece
           [pieceCode]="square.pieceCode"
+          [boardTheme]="boardTheme"
           [draggable]="!!square.pieceCode"
           (pieceDragStart)="onPieceDragStart($event, square)"
           (pieceDragEnd)="onSquareDragEnd()"
@@ -25,5 +26,7 @@
     }
   </div>
 
-  <img class="board-bottom" src="/arabian-chess/sprites/board/board_bottom.png" alt="Board frame" />
+  @if (boardTheme === 'arabian') {
+    <img class="board-bottom" src="/assets/arabian-chess/sprites/board/board_bottom.png" alt="Board frame" />
+  }
 </div>

src/app/components/chess-board/chess-board.component.ts

@@ -7,6 +7,8 @@ interface BoardSquare {
   pieceCode: string | null;
 }
 
+type BoardTheme = 'arabian' | 'classic';
+
 @Component({
   selector: 'app-chess-board',
   standalone: true,
@@ -18,6 +20,7 @@ export class ChessBoardComponent implements OnChanges {
   @Input({ required: true }) fen = '';
   @Input() selectedSquare: string | null = null;
   @Input() highlightedSquares: string[] = [];
+  @Input() boardTheme: BoardTheme = 'arabian';
   @Output() squareSelected = new EventEmitter<string>();
 
   squares: BoardSquare[] = [];

src/app/components/chess-piece/chess-piece.component.ts

@@ -1,5 +1,7 @@
 import { Component, EventEmitter, Input, Output } from '@angular/core';
 
+type BoardTheme = 'arabian' | 'classic';
+
 @Component({
   selector: 'app-chess-piece',
   standalone: true,
@@ -8,6 +10,7 @@ import { Component, EventEmitter, Input, Output } from '@angular/core';
 })
 export class ChessPieceComponent {
   @Input({ required: true }) pieceCode: string | null = null;
+  @Input() boardTheme: BoardTheme = 'arabian';
   @Input() draggable = false;
   @Output() pieceDragStart = new EventEmitter<DragEvent>();
   @Output() pieceDragEnd = new EventEmitter<void>();
@@ -30,12 +33,21 @@ export class ChessPieceComponent {
       return '';
     }
 
-    const color = this.pieceCode === this.pieceCode.toUpperCase() ? 'white' : 'black';
-    const pieceName = this.getPieceName(this.pieceCode.toLowerCase());
-    return `/arabian-chess/sprites/pieces/${color}_${pieceName}.png`;
+    const isWhite = this.pieceCode === this.pieceCode.toUpperCase();
+    const pieceCode = this.pieceCode.toLowerCase();
+
+    if (this.boardTheme === 'classic') {
+      const colorPrefix = isWhite ? 'w' : 'b';
+      const classicPieceName = this.getClassicPieceName(pieceCode);
+      return `/assets/ChessAssets/${colorPrefix}_${classicPieceName}.png`;
+    }
+
+    const arabianColor = isWhite ? 'white' : 'black';
+    const arabianPieceName = this.getArabianPieceName(pieceCode);
+    return `/assets/arabian-chess/sprites/pieces/${arabianColor}_${arabianPieceName}.png`;
   }
 
-  private getPieceName(piece: string): string {
+  private getArabianPieceName(piece: string): string {
     switch (piece) {
       case 'k':
         return 'king';
@@ -53,4 +65,23 @@ export class ChessPieceComponent {
         return 'pawn';
     }
   }
+
+  private getClassicPieceName(piece: string): string {
+    switch (piece) {
+      case 'k':
+        return 'King';
+      case 'q':
+        return 'Queen';
+      case 'r':
+        return 'Rook';
+      case 'b':
+        return 'Bishop';
+      case 'n':
+        return 'Knight';
+      case 'p':
+        return 'Pawn';
+      default:
+        return 'Pawn';
+    }
+  }
 }

src/app/pages/game/game.component.css

@@ -48,6 +48,39 @@ h2 {
   flex: 0 0 auto;
 }
 
+.board-theme-card {
+  background: var(--color-bg-card);
+  border: var(--border-width) solid var(--color-border);
+  border-radius: var(--border-radius-md);
+  padding: var(--size-md-padding);
+  display: grid;
+  gap: var(--size-sm);
+}
+
+.board-theme-card h3 {
+  margin: 0;
+  color: var(--color-text-primary);
+  font-size: 1rem;
+}
+
+.board-theme-group {
+  display: flex;
+  gap: var(--size-md);
+  flex-wrap: wrap;
+}
+
+.board-theme-option {
+  display: inline-flex;
+  align-items: center;
+  gap: var(--size-xs);
+  color: var(--color-text-primary);
+  font-weight: 600;
+}
+
+.board-theme-option input {
+  accent-color: var(--color-primary);
+}
+
 .move-card {
   padding: var(--size-lg-padding);
 }

src/app/pages/game/game.component.html

@@ -48,11 +48,37 @@
                   [fen]="facade.state.fen"
                   [selectedSquare]="facade.selectedSquare"
                   [highlightedSquares]="facade.highlightedSquares"
+                  [boardTheme]="boardTheme"
                   (squareSelected)="facade.onBoardSquareSelected($event)"
                 />
               </div>
 
               <section class="top-section">
+                <section class="board-theme-card" aria-label="Board design chooser">
+                  <h3>Board Design</h3>
+                  <div class="board-theme-group" role="radiogroup" aria-label="Board design">
+                    <label class="board-theme-option">
+                      <input
+                        type="radio"
+                        name="boardTheme"
+                        [checked]="boardTheme === 'arabian'"
+                        (change)="setBoardTheme('arabian')"
+                      />
+                      <span>Arabian</span>
+                    </label>
+
+                    <label class="board-theme-option">
+                      <input
+                        type="radio"
+                        name="boardTheme"
+                        [checked]="boardTheme === 'classic'"
+                        (change)="setBoardTheme('classic')"
+                      />
+                      <span>Classic</span>
+                    </label>
+                  </div>
+                </section>
+
                 <app-input-card
                   label="Play move (UCI)"
                   placeholder="e2e4"

src/app/pages/game/game.component.ts

@@ -9,6 +9,7 @@ import { PromotionDialogComponent } from '../../components/promotion-dialog/prom
 import { GameFacade } from './game.facade';
 
 type TimerTurn = 'white' | 'black';
+type BoardTheme = 'arabian' | 'classic';
 
 interface TimerSnapshot {
   whiteSeconds: number;
@@ -27,18 +28,21 @@ interface TimerSnapshot {
 })
 export class GameComponent implements OnInit, OnDestroy {
   private static readonly TIMER_START_SECONDS = 10 * 60;
+  private static readonly BOARD_THEME_STORAGE_KEY = 'nowchess.boardTheme';
   private readonly route = inject(ActivatedRoute);
   private readonly destroyRef = inject(DestroyRef);
   readonly facade = inject(GameFacade);
   whiteTimerSeconds = GameComponent.TIMER_START_SECONDS;
   blackTimerSeconds = GameComponent.TIMER_START_SECONDS;
   exportType: 'fen' | 'pgn' = 'fen';
+  boardTheme: BoardTheme = 'arabian';
   exportValue = '';
   exportNotice = '';
   private timerIntervalId: number | null = null;
   private activeGameId = '';
 
   ngOnInit(): void {
+    this.boardTheme = this.resolveStoredBoardTheme();
     this.startDummyTimers();
 
     this.route.paramMap.pipe(takeUntilDestroyed(this.destroyRef)).subscribe((paramMap) => {
@@ -70,6 +74,11 @@ export class GameComponent implements OnInit, OnDestroy {
     this.syncExportValue();
   }
 
+  setBoardTheme(theme: BoardTheme): void {
+    this.boardTheme = theme;
+    localStorage.setItem(GameComponent.BOARD_THEME_STORAGE_KEY, theme);
+  }
+
   completeExport(): void {
     this.syncExportValue();
     if (!this.exportValue.trim()) {
@@ -220,4 +229,9 @@ export class GameComponent implements OnInit, OnDestroy {
   private getTimerStorageKey(gameId: string): string {
     return `nowchess.timer.${gameId}`;
   }
+
+  private resolveStoredBoardTheme(): BoardTheme {
+    const stored = localStorage.getItem(GameComponent.BOARD_THEME_STORAGE_KEY);
+    return stored === 'classic' ? 'classic' : 'arabian';
+  }
 }

src/app/pages/welcome/welcome.component.css

@@ -1,22 +1,67 @@
 .welcome-shell {
-  min-height: 100vh;
+  --city-sky-top: #dbefff;
+  --city-sky-mid: #bfd7eb;
+  --city-sky-bottom: #95b3ca;
+  --city-fog: rgba(168, 203, 226, 0.35);
+  --city-building-a: #8ba8be;
+  --city-building-b: #7696af;
+  --city-building-c: #6787a3;
+  --city-building-edge: rgba(230, 247, 255, 0.2);
+  --city-window: #bdeeff;
+  --city-window-soft: rgba(189, 238, 255, 0.25);
+  --city-billboard-bg: rgba(223, 246, 255, 0.92);
+  --city-billboard-border: rgba(111, 161, 195, 0.6);
+  --city-billboard-text: #21435a;
+  --city-panel-bg: rgba(235, 248, 255, 0.9);
+  --city-panel-border: rgba(122, 170, 201, 0.55);
+  --city-panel-input: rgba(255, 255, 255, 0.92);
+
+  min-height: 100svh;
   display: flex;
   flex-direction: column;
+  justify-content: space-between;
   align-items: center;
-  justify-content: center;
-  padding: var(--size-xl);
+  padding: clamp(1rem, 2.3vw, 1.75rem);
   position: relative;
+  overflow: hidden;
+  background: linear-gradient(180deg, var(--city-sky-top) 0%, var(--city-sky-mid) 58%, var(--city-sky-bottom) 100%);
+}
+
+:host-context([data-theme='dark']) .welcome-shell {
+  --city-sky-top: #010f1f;
+  --city-sky-mid: #051424;
+  --city-sky-bottom: #00626e;
+  --city-fog: rgba(0, 218, 243, 0.14);
+  --city-building-a: #122131;
+  --city-building-b: #1c2b3c;
+  --city-building-c: #273647;
+  --city-building-edge: rgba(255, 255, 255, 0.08);
+  --city-window: #00e5ff;
+  --city-window-soft: rgba(0, 229, 255, 0.22);
+  --city-billboard-bg: rgba(0, 218, 243, 0.16);
+  --city-billboard-border: rgba(0, 229, 255, 0.45);
+  --city-billboard-text: #d4e4fa;
+  --city-panel-bg: rgba(18, 33, 49, 0.88);
+  --city-panel-border: rgba(0, 218, 243, 0.35);
+  --city-panel-input: rgba(5, 20, 36, 0.88);
+}
+
+.sky-vignette {
+  position: absolute;
+  inset: 0;
+  pointer-events: none;
+  background: linear-gradient(180deg, transparent 45%, var(--city-fog) 100%);
+  opacity: 0.9;
 }
 
 .clouds-container {
   display: flex;
   justify-content: center;
   align-items: flex-start;
-  gap: 60px;
+  gap: clamp(1.25rem, 4vw, 3.5rem);
   width: 100%;
-  max-width: 900px;
-  margin-bottom: var(--size-xl);
-  position: relative;
+  max-width: 980px;
+  margin-top: clamp(2.8rem, 6vh, 5.2rem);
   z-index: 1;
 }
 
@@ -27,7 +72,7 @@
   display: flex;
   align-items: center;
   justify-content: center;
-  filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.12));
+  filter: drop-shadow(0 8px 18px rgba(0, 0, 0, 0.18));
 }
 
 .plane-body {
@@ -54,7 +99,7 @@
   display: flex;
   align-items: center;
   justify-content: center;
-  filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.12));
+  filter: drop-shadow(0 6px 12px rgba(0, 0, 0, 0.15));
 }
 
 .cloud::before {
@@ -85,91 +130,288 @@
   height: 100px;
   object-fit: contain;
   z-index: 10;
-  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.15));
   position: relative;
 }
 
-.gif-with-halo {
+.welcome-intro {
   position: relative;
-  display: inline-block;
-}
-
-.gif-with-halo::before {
-  content: '';
-  position: absolute;
-  top: -10px;
-  left: 50%;
-  transform: translateX(-50%);
-  width: 75px;
-  height: 15px;
-  border: 2px solid rgba(255, 215, 0, 0.7);
-  border-radius: 50%;
-  box-shadow: 0 0 8px rgba(255, 215, 0, 0.5);
-  z-index: 5;
-}
-
-.welcome-card {
-  width: min(900px, 100%);
-  border-radius: var(--border-radius-lg);
-  border: var(--border-width) solid var(--color-border);
-  background: var(--color-bg-main);
-  padding: var(--size-xl-padding);
-  box-shadow: var(--shadow-md);
+  z-index: 2;
+  margin-top: clamp(0.4rem, 1.1vh, 1rem);
+  text-align: center;
 }
 
 h1 {
-  margin: 0 0 var(--size-xs);
-  color: var(--color-text-primary);
-  font-size: var(--heading-h1);
+  margin: 0;
+  color: var(--city-billboard-text);
+  font-size: clamp(1.65rem, 3.6vw, 2.65rem);
+  letter-spacing: 0.04em;
+  text-transform: uppercase;
 }
 
 p {
-  margin: 0 0 var(--size-lg);
+  margin: 0;
+  color: var(--city-billboard-text);
 }
 
-.mode-grid {
+.welcome-intro p {
+  margin-top: 0.25rem;
+  opacity: 0.9;
+  font-size: clamp(0.88rem, 1.6vw, 1.02rem);
+}
+
+.skyline-controls {
+  position: relative;
+  width: min(1200px, 100%);
+  min-height: clamp(280px, 43vh, 500px);
   display: grid;
-  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
-  gap: var(--size-xl-gap);
+  grid-template-columns: repeat(4, minmax(110px, 1fr));
+  gap: clamp(0.6rem, 1.2vw, 1.2rem);
+  align-items: end;
+  z-index: 2;
+  padding-inline: clamp(0.2rem, 1.2vw, 0.9rem);
+  margin-top: auto;
+}
+
+.tower {
+  --tower-height: clamp(210px, 38vh, 430px);
+  position: relative;
+  height: var(--tower-height);
+  border-radius: 14px 14px 0 0;
+  overflow: visible;
+  background: linear-gradient(180deg, var(--city-building-b) 0%, var(--city-building-a) 65%, var(--city-building-c) 100%);
+  border: 1px solid var(--city-building-edge);
+  box-shadow: inset 0 0 30px rgba(0, 0, 0, 0.2);
+}
+
+.tower::before {
+  content: '';
+  position: absolute;
+  inset: 0;
+  background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.08) 48%, transparent 52%);
+  opacity: 0.55;
+  pointer-events: none;
+}
+
+.tower-windows {
+  position: absolute;
+  left: 18%;
+  right: 18%;
+  bottom: 22px;
+  display: grid;
+  gap: 14px;
+}
+
+.tower-windows span {
+  height: 2px;
+  border-radius: 999px;
+  background: var(--city-window);
+  box-shadow: 0 0 5px var(--city-window);
+  opacity: 0.28;
+}
+
+.tower-bot {
+  --tower-height: clamp(245px, 48vh, 520px);
+}
+
+.tower-1v1 {
+  --tower-height: clamp(200px, 39vh, 430px);
+}
+
+.tower-join {
+  --tower-height: clamp(225px, 44vh, 480px);
+}
+
+.tower-import {
+  --tower-height: clamp(265px, 51vh, 560px);
 }
 
 .mode {
-  border: var(--border-width) solid var(--color-border);
-  border-radius: var(--border-radius-md);
-  padding: var(--size-lg-padding);
+  border-radius: 0.8rem;
+  border: 1px solid var(--city-billboard-border);
+  background: var(--city-billboard-bg);
+  color: var(--city-billboard-text);
+  backdrop-filter: blur(4px);
   text-align: left;
   display: grid;
-  gap: var(--size-xs);
+  gap: 0.2rem;
+  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
+}
+
+.mode-billboard {
+  position: absolute;
+  left: 12%;
+  right: 12%;
+  top: 0;
+  transform: translateY(-56%);
+  padding: 0.8rem 0.9rem;
 }
 
 .mode span {
-  font-size: 1.15rem;
-  color: var(--color-text-primary);
+  font-size: clamp(0.95rem, 1.4vw, 1.12rem);
+  font-weight: 700;
+  letter-spacing: 0.02em;
 }
 
 .mode small {
-  color: var(--color-text-primary);
-  opacity: 0.9;
+  color: var(--city-billboard-text);
+  opacity: 0.85;
+  font-size: 0.75rem;
 }
 
 .mode-active {
-  background: var(--color-secondary-mint);
   cursor: pointer;
 }
 
 .mode-active:hover:enabled {
-  background: var(--color-secondary-blue);
+  transform: translateY(-60%) scale(1.01);
+  box-shadow: 0 0 22px var(--city-window-soft);
 }
 
-.mode-disabled {
-  background: var(--color-bg-card);
-  opacity: 0.75;
+.mode-active:disabled {
+  opacity: 0.6;
+  cursor: not-allowed;
+}
+
+.interaction-deck {
+  width: min(880px, 100%);
+  display: grid;
+  gap: 0.7rem;
+  margin-top: 0.45rem;
+  margin-bottom: clamp(0.5rem, 1.4vh, 0.95rem);
+  z-index: 3;
+}
+
+.difficulty-selector,
+.join-game-form,
+.import-game-form {
+  background: var(--city-panel-bg);
+  border: 1px solid var(--city-panel-border);
+  border-radius: 12px;
+  padding: 0.8rem;
+  backdrop-filter: blur(6px);
+}
+
+.difficulty-selector p,
+.join-game-form p,
+.import-game-form p {
+  margin: 0 0 0.65rem;
+  font-weight: 600;
+}
+
+.difficulty-buttons {
+  display: flex;
+  gap: 0.55rem;
+  flex-wrap: wrap;
+}
+
+.difficulty-btn {
+  flex: 1;
+  min-width: 78px;
+  padding: 0.45rem 0.65rem;
+  border: 1px solid var(--city-panel-border);
+  border-radius: 9px;
+  cursor: pointer;
+  font-weight: 600;
+  background: rgba(170, 226, 255, 0.68);
+  color: var(--city-billboard-text);
+}
+
+.difficulty-btn:hover:enabled {
+  filter: brightness(0.96);
+}
+
+.join-game-input-group {
+  display: flex;
+  gap: 0.5rem;
+  flex-wrap: wrap;
+}
+
+.join-game-input,
+.import-game-text {
+  width: 100%;
+  border: 1px solid var(--city-panel-border);
+  border-radius: 9px;
+  background: var(--city-panel-input);
+  color: var(--city-billboard-text);
+  font-family: inherit;
+}
+
+.join-game-input {
+  flex: 1;
+  min-width: 155px;
+  padding: 0.58rem 0.72rem;
+  font-size: 0.95rem;
+}
+
+.import-game-text {
+  margin-top: 0.55rem;
+  margin-bottom: 0.55rem;
+  min-height: 110px;
+  resize: vertical;
+  padding: 0.58rem 0.72rem;
+  font-size: 0.95rem;
+}
+
+.join-game-input:focus,
+.import-game-text:focus {
+  outline: none;
+  border-color: var(--city-window);
+  box-shadow: 0 0 0 2px var(--city-window-soft);
+}
+
+.import-mode-group {
+  display: flex;
+  gap: 0.8rem;
+  margin-bottom: 0.5rem;
+}
+
+.import-mode-option {
+  display: inline-flex;
+  align-items: center;
+  gap: 0.35rem;
+  font-size: 0.92rem;
+}
+
+.join-game-btn {
+  padding: 0.52rem 0.72rem;
+  border-radius: 9px;
+  border: 1px solid var(--city-panel-border);
+  cursor: pointer;
+  font-weight: 600;
+  color: var(--city-billboard-text);
+}
+
+.join-game-btn.join {
+  background: rgba(170, 226, 255, 0.68);
+}
+
+.join-game-btn.join:hover:enabled {
+  filter: brightness(0.95);
+}
+
+.join-game-btn.cancel {
+  background: rgba(238, 243, 252, 0.82);
+}
+
+.join-game-btn.cancel:hover:enabled {
+  filter: brightness(0.96);
+}
+
+.join-game-btn:disabled,
+.difficulty-btn:disabled {
+  opacity: 0.56;
+  cursor: not-allowed;
 }
 
 .error {
-  color: var(--color-text-primary);
-  font-weight: 700;
-  margin-top: var(--size-xl);
+  margin-top: 0.05rem;
+  margin-bottom: 0;
+  color: #ffd0d0;
+  background: rgba(146, 0, 16, 0.45);
+  border: 1px solid rgba(255, 170, 170, 0.6);
+  border-radius: 9px;
+  padding: 0.5rem 0.65rem;
+  font-weight: 600;
 }
 
 .plane-left {
@@ -187,281 +429,57 @@ p {
 }
 
 @keyframes float {
-  0%, 100% {
-    transform: translateY(0px);
+  0%,
+  100% {
+    transform: translateY(0);
   }
+
   50% {
-    transform: translateY(-15px);
+    transform: translateY(-12px);
   }
 }
 
-@media (max-width: 768px) {
-  .welcome-shell {
-    padding: var(--size-lg);
-  }
-
+@media (max-width: 900px) {
   .clouds-container {
-    gap: 30px;
-    margin-bottom: var(--size-lg);
+    gap: 1rem;
   }
 
-  .plane {
-    width: 240px;
-    height: 110px;
+  .skyline-controls {
+    grid-template-columns: repeat(2, minmax(130px, 1fr));
+    min-height: clamp(350px, 53vh, 620px);
   }
 
-  .plane-gif {
-    width: 55px;
-    height: 55px;
-    transform: translateX(-20px) translateY(12px);
+  .tower {
+    --tower-height: clamp(170px, 25vh, 280px);
+  }
+}
+
+@media (max-width: 560px) {
+  .welcome-shell {
+    padding: 0.75rem;
   }
 
-  .cloud {
-    width: 170px;
-    height: 75px;
+  .skyline-controls {
+    gap: 0.45rem;
+    min-height: clamp(360px, 57vh, 650px);
   }
 
-  .cloud::before {
-    width: 65px;
-    height: 65px;
-    box-shadow: 40px 0 0 7px #ffffff, 80px 0 0 3px #ffffff, 20px -13px 0 10px #ffffff, 60px -10px 0 8px #ffffff;
-  }
-
-  .cloud::after {
-    width: 170px;
-    height: 38px;
-  }
-
-  .cloud-gif {
-    width: 140px;
-    height: 140px;
-  }
-
-  .gif-with-halo::before {
-    top: -8px;
-    width: 80px;
-    height: 12px;
-    border: 1.5px solid rgba(255, 215, 0, 0.7);
-  }
-
-  .welcome-card {
-    padding: var(--size-xl);
-  }
-
-  h1 {
-    font-size: var(--heading-h1-mobile);
-  }
-
-  p {
-    font-size: 0.875rem;
-    margin: 0 0 var(--size-lg);
-  }
-
-  .mode-grid {
-    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
-    gap: var(--size-md-gap);
-  }
-
-  .mode {
-    padding: var(--size-md-padding);
-    gap: var(--size-xs-gap);
+  .mode-billboard {
+    left: 10%;
+    right: 10%;
+    padding: 0.72rem 0.72rem;
   }
 
   .mode span {
-    font-size: 1rem;
+    font-size: 0.9rem;
   }
 
   .mode small {
     font-size: 0.7rem;
   }
 
-  .error {
-    font-size: 0.75rem;
+  .interaction-deck {
+    margin-top: 0.3rem;
+    margin-bottom: 0.45rem;
   }
 }
-
-@media (max-width: 480px) {
-  .welcome-shell {
-    padding: var(--size-sm);
-  }
-
-  .welcome-card {
-    padding: var(--size-lg-padding);
-    border-radius: var(--border-radius-md);
-  }
-
-  h1 {
-    font-size: var(--heading-h1-small);
-    margin: 0 0 var(--size-xs);
-  }
-
-  p {
-    font-size: 0.8rem;
-    margin: 0 0 var(--size-md);
-  }
-
-  .mode-grid {
-    grid-template-columns: 1fr;
-  }
-
-  .mode {
-    padding: var(--size-md-padding);
-  }
-
-  .mode span {
-    font-size: 0.95rem;
-  }
-}
-
-.difficulty-selector {
-  grid-column: 1 / -1;
-  background: var(--color-bg-card);
-  border: var(--border-width) solid var(--color-border);
-  border-radius: var(--border-radius-md);
-  padding: var(--size-lg-padding);
-  margin: var(--size-md) 0;
-}
-
-.difficulty-selector p {
-  margin: 0 0 var(--size-md);
-  font-weight: 600;
-}
-
-.difficulty-buttons {
-  display: flex;
-  gap: var(--size-md-gap);
-  flex-wrap: wrap;
-}
-
-.difficulty-btn {
-  flex: 1;
-  min-width: 80px;
-  padding: var(--size-md-padding);
-  border: var(--border-width) solid var(--color-border);
-  border-radius: var(--border-radius-md);
-  cursor: pointer;
-  font-weight: 600;
-  transition: all 0.3s ease;
-}
-
-.difficulty-btn.easy {
-  background: var(--color-success-light, #d4edda);
-  color: var(--color-text-primary);
-}
-
-.difficulty-btn.easy:hover:enabled {
-  background: var(--color-success, #28a745);
-  color: white;
-}
-
-.difficulty-btn.medium {
-  background: var(--color-warning-light, #fff3cd);
-  color: var(--color-text-primary);
-}
-
-.difficulty-btn.medium:hover:enabled {
-  background: var(--color-warning, #ffc107);
-  color: var(--color-text-primary);
-}
-
-.difficulty-btn.hard {
-  background: var(--color-danger-light, #f8d7da);
-  color: var(--color-text-primary);
-}
-
-.difficulty-btn.hard:hover:enabled {
-  background: var(--color-danger, #dc3545);
-  color: white;
-}
-
-.join-game-form {
-  grid-column: 1 / -1;
-  background: var(--color-bg-card);
-  border: var(--border-width) solid var(--color-border);
-  border-radius: var(--border-radius-md);
-  padding: var(--size-lg-padding);
-  margin: var(--size-md) 0;
-}
-
-.join-game-form p {
-  margin: 0 0 var(--size-md);
-  font-weight: 600;
-}
-
-.join-game-input-group {
-  display: flex;
-  gap: var(--size-md-gap);
-  flex-wrap: wrap;
-}
-
-.join-game-input {
-  flex: 1;
-  min-width: 150px;
-  padding: var(--size-md-padding);
-  border: var(--border-width) solid var(--color-border);
-  border-radius: var(--border-radius-md);
-  background: var(--color-bg-input);
-  color: var(--color-text-primary);
-  font-family: inherit;
-  font-size: 1rem;
-  transition: border-color 0.3s ease;
-}
-
-.join-game-input:focus {
-  outline: none;
-  border-color: var(--color-secondary-mint);
-  box-shadow: 0 0 0 3px rgba(185, 218, 209, 0.2);
-}
-
-.join-game-input:disabled {
-  background: var(--color-bg-card);
-  opacity: 0.6;
-}
-
-.join-game-btn {
-  padding: var(--size-md-padding) var(--size-lg);
-  border: var(--border-width) solid var(--color-border);
-  border-radius: var(--border-radius-md);
-  cursor: pointer;
-  font-weight: 600;
-  font-size: 0.95rem;
-  transition: all 0.3s ease;
-}
-
-.join-game-btn.join {
-  background: var(--color-secondary-mint);
-  color: var(--color-text-primary);
-}
-
-.join-game-btn.join:hover:enabled {
-  background: var(--color-secondary-blue);
-}
-
-.join-game-btn.join:disabled {
-  opacity: 0.6;
-  cursor: not-allowed;
-}
-
-.join-game-btn.cancel {
-  background: var(--color-bg-card);
-  color: var(--color-text-primary);
-}
-
-.join-game-btn.cancel:hover:enabled {
-  background: var(--color-border);
-}
-
-.join-game-btn.cancel:disabled {
-  opacity: 0.6;
-  cursor: not-allowed;
-}
-
-.difficulty-btn.hard:hover:enabled {
-  background: var(--color-danger, #dc3545);
-  color: white;
-}
-
-.difficulty-btn:disabled {
-  opacity: 0.6;
-  cursor: not-allowed;
-}

src/app/pages/welcome/welcome.component.html

@@ -8,62 +8,88 @@
       </label>
     </div>
   </div>
+
+  <div class="sky-vignette" aria-hidden="true"></div>
+
   <div class="clouds-container">
     <div class="cloud cloud-left">
-      <img src="arabian-chess/player-one.gif" alt="Player One" class="cloud-gif" />
+      <img src="/assets/arabian-chess/player-one.gif" alt="Player One" class="cloud-gif" />
     </div>
     <div class="plane plane-left">
-      <img src="arabian-chess/plane.png" alt="Plane" class="plane-body" />
-      <img src="arabian-chess/raf.gif" alt="Raf" class="plane-gif" />
+      <img src="/assets/arabian-chess/plane.png" alt="Plane" class="plane-body" />
+      <img src="/assets/arabian-chess/raf.gif" alt="Raf" class="plane-gif" />
     </div>
     <div class="cloud cloud-right">
       <div class="gif-with-halo">
-        <img src="arabian-chess/player-two.gif" alt="Player Two" class="cloud-gif" />
+        <img src="/assets/arabian-chess/player-two.gif" alt="Player Two" class="cloud-gif" />
       </div>
     </div>
   </div>
-  <section class="welcome-card">
+
+  <section class="welcome-intro">
     <h1>Welcome to NowChess</h1>
     <p>Pick a mode to begin.</p>
+  </section>
 
-    <div class="mode-grid">
-      <button type="button" class="mode mode-active" (click)="toggleDifficultySelector()" [disabled]="creating">
+  <section class="skyline-controls" aria-label="Game mode skyline">
+    <article class="tower tower-bot">
+      <button type="button" class="mode mode-active mode-billboard" (click)="toggleDifficultySelector()" [disabled]="creating">
         <span>Bot</span>
         <small>{{ creating ? 'Creating game...' : 'Choose difficulty' }}</small>
       </button>
+      <div class="tower-windows" aria-hidden="true">
+        <span></span><span></span><span></span><span></span>
+      </div>
+    </article>
 
-      @if (showDifficultySelector) {
-        <div class="difficulty-selector">
-          <p>Select difficulty:</p>
-          <div class="difficulty-buttons">
-            <button type="button" class="difficulty-btn easy" (click)="startVsBot('easy')" [disabled]="creating">
-              Easy
-            </button>
-            <button type="button" class="difficulty-btn medium" (click)="startVsBot('medium')" [disabled]="creating">
-              Medium
-            </button>
-            <button type="button" class="difficulty-btn hard" (click)="startVsBot('hard')" [disabled]="creating">
-              Hard
-            </button>
-          </div>
-        </div>
-      }
-
-      <button type="button" class="mode mode-active" (click)="startOneVsOne()" [disabled]="creating">
+    <article class="tower tower-1v1">
+      <button type="button" class="mode mode-active mode-billboard" (click)="startOneVsOne()" [disabled]="creating">
         <span>1 vs 1</span>
         <small>{{ creating ? 'Creating game...' : 'Start now' }}</small>
       </button>
+      <div class="tower-windows" aria-hidden="true">
+        <span></span><span></span><span></span><span></span><span></span>
+      </div>
+    </article>
 
-      <button type="button" class="mode mode-active" (click)="toggleJoinGameForm()" [disabled]="joiningGame">
+    <article class="tower tower-join">
+      <button type="button" class="mode mode-active mode-billboard" (click)="toggleJoinGameForm()" [disabled]="joiningGame">
         <span>Join Game</span>
         <small>{{ joiningGame ? 'Joining...' : 'Enter game ID' }}</small>
       </button>
+      <div class="tower-windows" aria-hidden="true">
+        <span></span><span></span><span></span><span></span>
+      </div>
+    </article>
 
-      <button type="button" class="mode mode-active" (click)="toggleImportGameForm()" [disabled]="importing">
+    <article class="tower tower-import">
+      <button type="button" class="mode mode-active mode-billboard" (click)="toggleImportGameForm()" [disabled]="importing">
         <span>Import Game</span>
         <small>{{ importing ? 'Importing...' : 'FEN or PGN' }}</small>
       </button>
-    </div>
+      <div class="tower-windows" aria-hidden="true">
+        <span></span><span></span><span></span><span></span><span></span><span></span>
+      </div>
+    </article>
+  </section>
+
+  <section class="interaction-deck">
+    @if (showDifficultySelector) {
+      <div class="difficulty-selector">
+        <p>Select difficulty:</p>
+        <div class="difficulty-buttons">
+          <button type="button" class="difficulty-btn easy" (click)="startVsBot('easy')" [disabled]="creating">
+            Easy
+          </button>
+          <button type="button" class="difficulty-btn medium" (click)="startVsBot('medium')" [disabled]="creating">
+            Medium
+          </button>
+          <button type="button" class="difficulty-btn hard" (click)="startVsBot('hard')" [disabled]="creating">
+            Hard
+          </button>
+        </div>
+      </div>
+    }
 
     @if (showJoinGameForm) {
       <div class="join-game-form">

src/app/pages/welcome/welcome.component.ts

@@ -11,7 +11,7 @@ import { GameApiService } from '../../services/game-api.service';
   standalone: true,
   imports: [CommonModule, FormsModule],
   templateUrl: './welcome.component.html',
-  styleUrl: './welcome.component.css'
+  styleUrls: ['./welcome.component.css']
 })
 export class WelcomeComponent {
   creating = false;