body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background: linear-gradient(to right, #e8efca, #c3f6ea, #f7dfe9, #d3fce6, #f0f5ca);
    padding: 0;
    margin: 0;
    box-sizing: border-box;
    overflow: hidden;
}

/* Hauptcontainer für das gesamte Spiel */
.main-wrapper {
    display: flex;
    align-items: center;
    gap: 40px; /* Abstand zwischen Spiel und Rangliste */
    position: relative;
}

/* Spiel-Bereich (Titel + Canvas + Buttons + Joystick) - ZENTRIERT */
.game-section {
    display: flex;
    flex-direction: column;
    align-items: center;
}

h1 {
    font-family: 'Arial', 'Helvetica', sans-serif;
    font-size: clamp(40px, 5vw, 65px); 
    color: #009b75; 
    margin: 0 0 15px 0;
    text-align: center;
}

/* Game Container - nur für Canvas, Buttons und Joystick */
#gameContainer {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

/* Canvas */
canvas {
    border: 1px solid #000;
    background-color: #120f0f; 
    border-radius: 30px;
    width: 600px;
    height: 400px;
}

/* Seitliches Panel - ABSOLUT POSITIONIERT neben dem Spiel */
.side-panel {
    position: absolute;
    right: -290px; /* 250px Breite + 40px Abstand */
    top: 50%;
    transform: translateY(-80%);
    width: 250px;
}

/* Rechtes Panel mit Rangliste und Score */
#rightPanel {
    background-color: rgba(255, 255, 255, 0.9);
    border-radius: 20px;
    padding: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    width: 100%;
}

/* Canvas beim Laden - zeigt Willkommensnachricht */
.welcome-screen {
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #120f0f;
}

/* Score Bereich unter der Rangliste */
#scoreArea {
    text-align: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 2px solid #e0e0e0;
}

#scoreArea h2 {
    color: #009b75;
    font-size: 24px;
    margin-bottom: 15px;
}

#score, #bestScore {
    font-size: 18px;
    margin: 10px 0;
    color: #333;
}

/* Buttons Container */
.button-container {
    display: flex;
    gap: 15px;
}

/* Start Button */
#startButton {
    padding: 10px 20px;
    font-size: 18px;
    color: black; 
    background-color: rgb(237, 204, 38); 
    border: 2px solid black; 
    border-radius: 25px; 
    cursor: pointer; 
    transition: background-color 0.3s;
}

#startButton:hover {
    background-color: #009b75; 
}

/* Reset Button */
#resetButton {
    padding: 10px 20px;
    font-size: 18px;
    color: white; 
    background-color: #e74c3c; 
    border: 2px solid black; 
    border-radius: 25px; 
    cursor: pointer; 
    transition: background-color 0.3s;
}

#resetButton:hover {
    background-color: #c0392b; 
}

/* Joystick */
#joystick {
    display: flex;
    flex-direction: column; 
    align-items: center;
}

.horizontal {
    display: flex;
    justify-content: space-between; 
    width: 150px;
}

.direction {
    width: 60px;
    height: 60px;
    background-color: rgb(237, 204, 38); 
    border: 2px solid black; 
    border-radius: 50%; 
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative; 
    margin: 1px; 
    cursor: pointer;
    transition: transform 0.1s;
}

.direction:active {
    transform: scale(0.95);
}

/* Pfeile */
.arrow {
    width: 0;
    height: 0;
    position: absolute; 
}

.up {
    border-left: 20px solid transparent;
    border-right: 20px solid transparent;
    border-bottom: 25px solid black; 
    top: 15px;
}

.down {
    border-left: 20px solid transparent;
    border-right: 20px solid transparent;
    border-top: 25px solid black; 
    bottom: 15px;
}

.left {
    border-top: 20px solid transparent;
    border-bottom: 20px solid transparent;
    border-right: 25px solid black; 
    left: 15px;
}

.right {
    border-top: 20px solid transparent;
    border-bottom: 20px solid transparent;
    border-left: 25px solid black; 
    right: 15px;
}

/* Rangliste */
#leaderboard {
    text-align: center;
}

#leaderboard h2 {
    color: #009b75;
    font-size: 24px;
    margin-bottom: 15px;
}

#leaderboardList {
    list-style: none;
    padding: 0;
    margin: 0;
}

#leaderboardList li {
    background-color: rgba(255, 255, 255, 0.8);
    margin: 8px 0;
    padding: 10px;
    border-radius: 10px;
    display: flex;
    justify-content: space-between;
    font-size: 14px;
    transition: background-color 0.2s;
}

#leaderboardList li:hover {
    background-color: rgba(237, 204, 38, 0.3);
}

#leaderboardList li:first-child {
    background-color: rgba(255, 215, 0, 0.3);
    font-weight: bold;
}

/* Lösch-Button für Rangliste */
#clearLeaderboardBtn {
    width: 60%;
    margin-top: 15px;
    padding: 8px;
    background-color: #e74c3c;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s;
}

#clearLeaderboardBtn:hover {
    background-color: #c0392b;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
}

.modal-content {
    background-color: #fefefe;
    margin: 15% auto;
    padding: 20px;
    border: 1px solid #888;
    width: 300px;
    border-radius: 10px;
    text-align: center;
}

.modal-content h3 {
    color: #009b75;
    margin-bottom: 15px;
}

#nicknameInput {
    width: 80%;
    padding: 10px;
    margin: 10px 0;
    border: 2px solid #009b75;
    border-radius: 5px;
    font-size: 16px;
}

#saveScoreBtn, #skipScoreBtn {
    margin: 5px;
    padding: 8px 20px;
    font-size: 16px;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
}

#saveScoreBtn {
    background-color: #009b75;
    color: white;
    border: none;
}

#saveScoreBtn:hover {
    background-color: #00785c;
}

#skipScoreBtn {
    background-color: #ccc;
    border: none;
}

#skipScoreBtn:hover {
    background-color: #aaa;
}

/* Buttons im Confirm Modal */
#confirmDeleteBtn, #cancelDeleteBtn {
    margin: 5px;
    padding: 8px 20px;
    font-size: 16px;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
}

#confirmDeleteBtn {
    background-color: #e74c3c;
    color: white;
    border: none;
}

#confirmDeleteBtn:hover {
    background-color: #c0392b;
}

#cancelDeleteBtn {
    background-color: #ccc;
    border: none;
}

#cancelDeleteBtn:hover {
    background-color: #aaa;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .side-panel {
        position: static;
        transform: none;
    }
    
    .main-wrapper {
        flex-direction: column;
        gap: 30px;
    }
    
    .side-panel {
        width: 90%;
        max-width: 500px;
    }
}

@media (max-width: 768px) {
    .main-wrapper {
        flex-direction: column;
        gap: 20px;
        padding: 20px 10px;
    }
    
    h1 {
        font-size: 40px;
        margin-bottom: 10px;
    }
    
    canvas {
        width: 90vw;
        max-width: 500px;
        height: 60vw;
        max-height: 350px;
    }
    
    .side-panel {
        width: 90vw;
        max-width: 500px;
        position: static;
        transform: none;
    }
    
    #rightPanel {
        max-height: 300px;
        overflow-y: auto;
    }
    
    .direction {
        width: 50px;
        height: 50px;
    }
    
    .horizontal {
        width: 120px;
    }
    
    .up {
        border-left: 15px solid transparent;
        border-right: 15px solid transparent;
        border-bottom: 20px solid black;
        top: 13px;
    }
    
    .down {
        border-left: 15px solid transparent;
        border-right: 15px solid transparent;
        border-top: 20px solid black;
        bottom: 13px;
    }
    
    .left {
        border-top: 15px solid transparent;
        border-bottom: 15px solid transparent;
        border-right: 20px solid black;
        left: 13px;
    }
    
    .right {
        border-top: 15px solid transparent;
        border-bottom: 15px solid transparent;
        border-left: 20px solid black;
        right: 13px;
    }
}

/* Für sehr große Bildschirme */
@media (min-width: 1920px) {
    h1 {
        font-size: 80px;
    }
    
    canvas {
        width: 800px;
        height: 533px;
    }
    
    .side-panel {
        width: 300px;
        right: -340px; /* 300px Breite + 40px Abstand */
    }
    
    .direction {
        width: 80px;
        height: 80px;
    }
    
    .horizontal {
        width: 200px;
    }
}
/* SMARTPHONE OPTIMIERUNG für Snake Spiel */
@media (max-width: 480px) {
    body {
        padding: 10px;
        height: auto;
        min-height: 100vh;
        overflow-y: auto;
        overflow-x: hidden;
    }
    
    .main-wrapper {
        flex-direction: column;
        gap: 15px;
        width: 100%;
        padding: 0;
    }
    
    .game-section {
        width: 100%;
    }
    
    h1 {
        font-size: 28px !important;
        margin-bottom: 10px;
        color: #009b75;
    }
    
    #gameContainer {
        gap: 15px;
        width: 100%;
    }
    
    /* Canvas - Hauptanpassung */
    canvas {
        width: 90vw !important;
        height: 60vw !important;
        max-width: 350px !important;
        max-height: 233px !important;
        border-radius: 15px;
    }
    
    /* Buttons kleiner */
    .button-container {
        gap: 10px;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    #startButton, #resetButton {
        padding: 8px 16px;
        font-size: 14px;
        border-radius: 20px;
    }
    
    /* Joystick kompakter */
    #joystick {
        margin-top: 10px;
    }
    
    .direction {
        width: 45px !important;
        height: 45px !important;
        margin: 1px;
    }
    
    .horizontal {
        width: 110px !important;
    }
    
    /* Pfeile kleiner */
    .up {
        border-left: 12px solid transparent;
        border-right: 12px solid transparent;
        border-bottom: 16px solid black;
        top: 12px;
    }
    
    .down {
        border-left: 12px solid transparent;
        border-right: 12px solid transparent;
        border-top: 16px solid black;
        bottom: 12px;
    }
    
    .left {
        border-top: 12px solid transparent;
        border-bottom: 12px solid transparent;
        border-right: 16px solid black;
        left: 12px;
    }
    
    .right {
        border-top: 12px solid transparent;
        border-bottom: 12px solid transparent;
        border-left: 16px solid black;
        right: 12px;
    }
    
    /* Seitenpanel unter dem Spiel */
    .side-panel {
        position: static !important;
        transform: none !important;
        width: 90vw !important;
        max-width: 350px !important;
        margin: 0 auto;
        right: auto !important;
    }
    
    #rightPanel {
        padding: 15px;
        border-radius: 15px;
        max-height: 250px;
        overflow-y: auto;
    }
    
    /* Rangliste kompakter */
    #leaderboard h2 {
        font-size: 20px;
        margin-bottom: 10px;
    }
    
    #leaderboardList li {
        padding: 8px;
        margin: 5px 0;
        font-size: 12px;
    }
    
    /* Score Bereich */
    #scoreArea {
        margin-top: 15px;
        padding-top: 15px;
    }
    
    #scoreArea h2 {
        font-size: 18px;
        margin-bottom: 10px;
    }
    
    #score, #bestScore {
        font-size: 14px;
        margin: 5px 0;
    }
    
    #clearLeaderboardBtn {
        width: 80%;
        padding: 6px;
        font-size: 12px;
        margin-top: 10px;
    }
    
    /* Modal anpassen */
    .modal-content {
        width: 85%;
        margin: 30% auto;
        padding: 15px;
    }
    
    .modal-content h3 {
        font-size: 18px;
    }
    
    #nicknameInput {
        font-size: 14px;
        padding: 8px;
    }
    
    #saveScoreBtn, #skipScoreBtn,
    #confirmDeleteBtn, #cancelDeleteBtn {
        padding: 6px 15px;
        font-size: 14px;
    }
}

/* Sehr kleine Smartphones (bis 360px) */
@media (max-width: 360px) {
    h1 {
        font-size: 24px !important;
    }
    
    canvas {
        width: 95vw !important;
        height: 63vw !important;
        max-width: 320px !important;
        max-height: 213px !important;
    }
    
    .direction {
        width: 40px !important;
        height: 40px !important;
    }
    
    .horizontal {
        width: 100px !important;
    }
    
    /* Noch kleinere Pfeile */
    .up {
        border-left: 10px solid transparent;
        border-right: 10px solid transparent;
        border-bottom: 14px solid black;
        top: 11px;
    }
    
    .down {
        border-left: 10px solid transparent;
        border-right: 10px solid transparent;
        border-top: 14px solid black;
        bottom: 11px;
    }
    
    .left {
        border-top: 10px solid transparent;
        border-bottom: 10px solid transparent;
        border-right: 14px solid black;
        left: 11px;
    }
    
    .right {
        border-top: 10px solid transparent;
        border-bottom: 10px solid transparent;
        border-left: 14px solid black;
        right: 11px;
    }
    
    #startButton, #resetButton {
        padding: 6px 12px;
        font-size: 12px;
    }
    
    #rightPanel {
        max-height: 200px;
    }
    
    #leaderboard h2 {
        font-size: 18px;
    }
    
    #leaderboardList li {
        font-size: 11px;
        padding: 6px;
    }
}

/* iPhone SE und ähnliche (320px) */
@media (max-width: 320px) {
    h1 {
        font-size: 22px !important;
        margin-bottom: 8px;
    }
    
    canvas {
        width: 98vw !important;
        height: 65vw !important;
        max-width: 300px !important;
        max-height: 200px !important;
        border-radius: 10px;
    }
    
    .button-container {
        gap: 8px;
    }
    
    .direction {
        width: 35px !important;
        height: 35px !important;
    }
    
    .horizontal {
        width: 90px !important;
    }
    
    #leaderboard h2,
    #scoreArea h2 {
        font-size: 16px;
    }
    
    #leaderboardList li {
        font-size: 10px;
        padding: 5px;
        margin: 3px 0;
    }
    
    #score, #bestScore {
        font-size: 12px;
    }
    
    #clearLeaderboardBtn {
        font-size: 11px;
        padding: 5px;
    }
}

/* Landscape-Modus für Smartphones */
@media (max-height: 500px) and (orientation: landscape) {
    body {
        padding: 5px;
    }
    
    .main-wrapper {
        flex-direction: row;
        gap: 20px;
        align-items: flex-start;
    }
    
    h1 {
        font-size: 20px !important;
        margin-bottom: 5px;
    }
    
    #gameContainer {
        gap: 10px;
    }
    
    canvas {
        width: 45vw !important;
        height: 30vw !important;
        max-width: 350px !important;
        max-height: 233px !important;
    }
    
    .side-panel {
        width: 40vw !important;
        max-width: 300px !important;
    }
    
    #rightPanel {
        max-height: 60vh;
        padding: 10px;
    }
    
    .direction {
        width: 35px !important;
        height: 35px !important;
    }
    
    .horizontal {
        width: 90px !important;
    }
    
    #leaderboard h2 {
        font-size: 16px;
        margin-bottom: 5px;
    }
    
    #leaderboardList li {
        padding: 4px;
        font-size: 10px;
        margin: 2px 0;
    }
    
    #scoreArea {
        margin-top: 10px;
        padding-top: 10px;
    }
}

/* Touch-Optimierung */
@media (hover: none) and (pointer: coarse) {
    .direction {
        touch-action: manipulation;
        -webkit-tap-highlight-color: transparent;
    }
    
    .direction:active {
        transform: scale(0.9);
        background-color: #d4a520;
    }
    
    #startButton:active,
    #resetButton:active {
        transform: scale(0.95);
    }
}