body {
    margin: 0;
    padding: 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    font-family: 'Arial', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.game-container {
    background: linear-gradient(145deg, #2c3e50, #34495e);
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    text-align: center;
    max-width: 800px;
    width: 100%;
    box-sizing: border-box;
}

h1 {
    color: #f39c12;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    margin-bottom: 20px;
    font-size: 2.5em;
}

#slotCanvas {
    border: 5px solid #f39c12;
    border-radius: 15px;
    background: #1a1a1a;
    margin: 20px 0;
    box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.5);
}

.controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    margin: 20px 0;
}

.coin-display {
    background: linear-gradient(145deg, #f39c12, #e67e22);
    color: white;
    padding: 15px 25px;
    border-radius: 25px;
    font-size: 1.2em;
    font-weight: bold;
    box-shadow: 0 5px 15px rgba(243, 156, 18, 0.3);
}

.spin-button {
    background: linear-gradient(145deg, #e74c3c, #c0392b);
    color: white;
    border: none;
    padding: 15px 30px;
    font-size: 1.1em;
    font-weight: bold;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(231, 76, 60, 0.3);
}

.spin-button:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 7px 20px rgba(231, 76, 60, 0.4);
}

.spin-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.reset-button {
    background: linear-gradient(145deg, #27ae60, #229954);
    color: white;
    border: none;
    padding: 10px 20px;
    font-size: 0.9em;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 3px 10px rgba(39, 174, 96, 0.3);
}

.reset-button:hover {
    transform: translateY(-1px);
    box-shadow: 0 5px 15px rgba(39, 174, 96, 0.4);
}

.message {
    color: #f39c12;
    font-size: 1.0em;
    font-weight: bold;
    min-height: 30px;
    max-height: 120px;
    margin: 15px 0;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
    white-space: pre-wrap;
    word-wrap: break-word;
    overflow-wrap: break-word;
    max-width: 100%;
    width: 100%;
    line-height: 1.2;
    overflow-y: auto;
    padding: 8px;
    box-sizing: border-box;
    background: rgba(52, 73, 94, 0.3);
    border-radius: 8px;
    border: 1px solid rgba(243, 156, 18, 0.2);
}

.bet-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin: 15px 0;
}

.bet-button {
    background: linear-gradient(145deg, #3498db, #2980b9);
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 15px;
    cursor: pointer;
    font-size: 0.9em;
    transition: all 0.3s ease;
}

.bet-button:hover {
    transform: translateY(-1px);
}

.bet-display {
    color: white;
    font-weight: bold;
    padding: 8px 15px;
    background: rgba(52, 73, 94, 0.8);
    border-radius: 15px;
}

.payline-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin: 15px 0;
}

.payline-button {
    background: linear-gradient(145deg, #9b59b6, #8e44ad);
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 15px;
    cursor: pointer;
    font-size: 0.9em;
    transition: all 0.3s ease;
}

.payline-button:hover {
    transform: translateY(-1px);
}

.payline-display {
    color: white;
    font-weight: bold;
    padding: 8px 15px;
    background: rgba(155, 89, 182, 0.8);
    border-radius: 15px;
}

.total-bet-display {
    color: #e74c3c;
    font-size: 1.1em;
    font-weight: bold;
    margin: 10px 0;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.config-controls {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 2px solid rgba(243, 156, 18, 0.3);
}

.config-controls h3 {
    color: #f39c12;
    margin-bottom: 15px;
    font-size: 1.1em;
}

.config-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
}

.config-button {
    background: linear-gradient(145deg, #95a5a6, #7f8c8d);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 15px;
    cursor: pointer;
    font-size: 0.85em;
    transition: all 0.3s ease;
}

.config-button:hover {
    transform: translateY(-1px);
    background: linear-gradient(145deg, #bdc3c7, #95a5a6);
}

/* Fullscreen mode styles */
.fullscreen-mode {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    z-index: 1000;
    overflow: auto;
}

.fullscreen-mode .game-container {
    max-width: none;
    width: calc(100vw - 40px);
    height: calc(100vh - 40px);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.fullscreen-mode #slotCanvas {
    max-width: calc(100vw - 80px);
    max-height: calc(100vh - 300px);
}

/* Hide detailed controls in fullscreen */
.fullscreen-mode .win-rate-controls,
.fullscreen-mode .wild-controls,
.fullscreen-mode .min-win-controls,
.fullscreen-mode .config-controls,
.fullscreen-mode .bet-controls,
.fullscreen-mode .payline-controls,
.fullscreen-mode .total-bet-display {
    display: none !important;
}

/* Show simplified coin display in fullscreen */
.fullscreen-mode .coin-display {
    position: fixed;
    top: 20px;
    left: 20px;
    z-index: 1001;
    font-size: 1.5em;
    padding: 20px 30px;
}

/* Fullscreen message positioning */
.fullscreen-mode .message {
    position: fixed;
    top: 20px;
    right: 20px;
    width: 300px;
    z-index: 1001;
    background: rgba(44, 62, 80, 0.9);
    border: 2px solid rgba(243, 156, 18, 0.5);
}

.fullscreen-mode .controls {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(44, 62, 80, 0.9);
    padding: 15px 30px;
    border-radius: 25px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    display: flex;
    gap: 15px;
    align-items: center;
}

/* Show coin controls only in fullscreen */
.fullscreen-mode .fullscreen-coin-controls {
    display: flex !important;
    gap: 10px;
    margin-left: 15px;
    padding-left: 15px;
    border-left: 2px solid rgba(243, 156, 18, 0.3);
}

/* Hide image toggle in fullscreen to save space */
.fullscreen-mode .image-toggle-button {
    display: none;
}

.fullscreen-button,
.image-toggle-button {
    background: linear-gradient(145deg, #8e44ad, #9b59b6);
    color: white;
    border: none;
    padding: 10px 20px;
    font-size: 0.9em;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 3px 10px rgba(142, 68, 173, 0.3);
    margin: 0 5px;
}

.fullscreen-button:hover,
.image-toggle-button:hover {
    transform: translateY(-1px);
    box-shadow: 0 5px 15px rgba(142, 68, 173, 0.4);
}

.win-rate-controls {
    margin: 20px 0;
    padding: 15px;
    background: rgba(52, 73, 94, 0.8);
    border-radius: 15px;
    border: 2px solid rgba(243, 156, 18, 0.3);
}

.wild-controls,
.min-win-controls {
    margin: 15px 0;
    padding: 12px;
    background: rgba(52, 73, 94, 0.6);
    border-radius: 12px;
    border: 2px solid rgba(243, 156, 18, 0.2);
}

.win-rate-label {
    color: #f39c12;
    font-weight: bold;
    font-size: 1.1em;
    display: block;
    margin-bottom: 10px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.win-rate-slider {
    width: 100%;
    height: 8px;
    border-radius: 5px;
    background: linear-gradient(to right, #e74c3c 0%, #f39c12 50%, #27ae60 100%);
    outline: none;
    opacity: 0.8;
    transition: opacity 0.2s;
    -webkit-appearance: none;
    appearance: none;
}

.win-rate-slider:hover {
    opacity: 1;
}

.win-rate-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #ffffff;
    border: 3px solid #f39c12;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
}

.win-rate-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #ffffff;
    border: 3px solid #f39c12;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
}

.win-rate-labels {
    display: flex;
    justify-content: space-between;
    margin-top: 8px;
    font-size: 0.85em;
    color: #bdc3c7;
}

/* Toast Notification System */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
    max-width: 350px;
    pointer-events: none;
}

.toast {
    background: linear-gradient(145deg, #2c3e50, #34495e);
    border: 2px solid #f39c12;
    border-radius: 15px;
    padding: 15px 20px;
    margin-bottom: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    transform: translateX(400px);
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    color: white;
    font-weight: bold;
    font-size: 1em;
    line-height: 1.3;
    position: relative;
    overflow: hidden;
}

.toast.show {
    transform: translateX(0);
    opacity: 1;
}

.toast.hide {
    transform: translateX(400px);
    opacity: 0;
}

.toast.win {
    border-color: #27ae60;
    background: linear-gradient(145deg, #27ae60, #2ecc71);
    box-shadow: 0 10px 30px rgba(39, 174, 96, 0.4);
}

.toast.error {
    border-color: #e74c3c;
    background: linear-gradient(145deg, #e74c3c, #c0392b);
    box-shadow: 0 10px 30px rgba(231, 76, 60, 0.4);
}

.toast.info {
    border-color: #3498db;
    background: linear-gradient(145deg, #3498db, #2980b9);
    box-shadow: 0 10px 30px rgba(52, 152, 219, 0.4);
}

.toast.warning {
    border-color: #f39c12;
    background: linear-gradient(145deg, #f39c12, #e67e22);
    box-shadow: 0 10px 30px rgba(243, 156, 18, 0.4);
}

.toast::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: 4px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.8), transparent);
    width: 100%;
    animation: toast-shimmer 2s ease-in-out infinite;
}

@keyframes toast-shimmer {
    0% {
        transform: translateX(-100%);
    }

    50% {
        transform: translateX(100%);
    }

    100% {
        transform: translateX(100%);
    }
}

/* Pulse effect for win toasts */
.toast.win {
    animation: toast-pulse 0.6s ease-in-out;
}

@keyframes toast-pulse {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }

    100% {
        transform: scale(1);
    }
}

/* Shake effect for error toasts */
.toast.error {
    animation: toast-shake 0.5s ease-in-out;
}

@keyframes toast-shake {

    0%,
    100% {
        transform: translateX(0);
    }

    25% {
        transform: translateX(-5px);
    }

    75% {
        transform: translateX(5px);
    }
}

/* Fullscreen mode toast positioning */
.fullscreen-mode .toast-container {
    top: 100px;
    right: 20px;
}

/* Fullscreen mode styles */
.fullscreen-mode {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    z-index: 1000;
    overflow: hidden; /* Prevent scrollbars in fullscreen */
    display: flex; /* For centering game-container if needed */
    justify-content: center;
    align-items: center;
}

.fullscreen-mode .game-container {
    max-width: 100vw; /* Use viewport width */
    width: 100vw;
    height: 100vh; /* Use viewport height */
    display: flex;
    flex-direction: column;
    justify-content: center; /* Center canvas vertically */
    align-items: center; /* Center canvas horizontally */
    padding: 0; /* Remove padding for game-container in fullscreen */
    box-sizing: border-box;
}

.fullscreen-mode #slotCanvas {
    /* Max width/height will be set by JS to maintain aspect ratio */
    /* border: 2px solid yellow; */ /* For debugging */
    box-shadow: 0 0 20px rgba(0,0,0,0.5); /* Optional: add shadow to canvas */
}

/* Hide detailed controls and header in fullscreen */
.fullscreen-mode h1, /* Hide main title */
.fullscreen-mode .settings-panel,
.fullscreen-mode .win-rate-controls,
.fullscreen-mode .wild-controls,
.fullscreen-mode .min-win-controls,
.fullscreen-mode .config-controls,
.fullscreen-mode .bet-controls,
.fullscreen-mode .payline-controls,
.fullscreen-mode .total-bet-display {
    display: none !important;
}

/* Show simplified coin display in fullscreen */
.fullscreen-mode .coin-display {
    position: fixed;
    top: 10px; /* Adjusted for tighter spacing */
    left: 50%;
    transform: translateX(-50%);
    z-index: 1001;
    font-size: clamp(1em, 4vw, 1.5em); /* Responsive font size */
    padding: 10px 20px;
    background: rgba(44, 62, 80, 0.85);
    border-bottom-left-radius: 15px;
    border-bottom-right-radius: 15px;
}

/* Fullscreen message positioning (Toast) */
.fullscreen-mode .toast-container {
    top: 80px; /* Position below coin display */
    right: 50%;
    transform: translateX(50%);
    max-width: 90vw;
}
.fullscreen-mode .toast {
    font-size: clamp(0.8em, 3vw, 1em);
}


.fullscreen-mode .controls {
    position: fixed;
    bottom: 10px; /* Adjusted for tighter spacing */
    left: 50%;
    transform: translateX(-50%);
    background: rgba(44, 62, 80, 0.85);
    padding: 10px 15px;
    border-radius: 20px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.4);
    display: flex;
    gap: 10px;
    align-items: center;
    z-index: 1001;
}
.fullscreen-mode .controls .spin-button {
    font-size: clamp(1em, 4vw, 1.2em);
    padding: 12px 25px;
}
.fullscreen-mode .controls .reset-button,
.fullscreen-mode .controls .fullscreen-button {
    font-size: clamp(0.8em, 3.5vw, 1em);
    padding: 10px 15px;
}


/* Show coin controls only in fullscreen */
.fullscreen-mode .fullscreen-coin-controls {
    display: flex !important;
    gap: 8px;
    margin-left: 10px;
    padding-left: 10px;
    border-left: 1px solid rgba(243, 156, 18, 0.2);
}
.fullscreen-mode .fullscreen-coin-controls .bet-button {
    font-size: clamp(0.8em, 3vw, 0.9em);
    padding: 8px 12px;
}

.settings-panel {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 15px;
    padding: 20px;
    margin-bottom: 25px;
    border: 1px solid rgba(243, 156, 18, 0.2);
    box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.2);
}

.theme-controls,
.volume-controls {
    display: flex;
    flex-direction: column;
    /* Stack items vertically */
    align-items: center;
    /* Center items horizontally */
    gap: 15px;
    /* Space between control groups */
    margin-bottom: 15px;
    /* Space below each group if multiple */
}

.volume-controls div {
    display: flex;
    flex-direction: column;
    /* Label above slider */
    align-items: center;
    width: 100%;
    /* Make each volume control take full width */
    max-width: 300px;
    /* Max width for a cleaner look */
}

.theme-controls label,
.volume-controls label {
    color: #ecf0f1;
    font-size: 0.95em;
    margin-bottom: 8px;
    /* Space between label and control */
}

.theme-controls select,
.volume-controls input[type="range"] {
    padding: 8px 12px;
    border-radius: 8px;
    border: 1px solid #f39c12;
    background-color: #2c3e50;
    color: #ecf0f1;
    font-size: 0.9em;
    cursor: pointer;
    width: 100%;
    /* Make select and sliders take full width of their container */
    box-sizing: border-box;
}

.theme-controls select {
    min-width: 200px;
    /* Ensure select has a decent width */
}

.volume-controls input[type="range"] {
    height: 8px;
    /* Consistent height with winRateSlider */
    -webkit-appearance: none;
    appearance: none;
    background: #34495e;
    /* Darker background for the track */
    outline: none;
    opacity: 0.8;
    transition: opacity .2s;
}

.volume-controls input[type="range"]:hover {
    opacity: 1;
}

.volume-controls input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #f39c12;
    border: 2px solid #ffffff;
    cursor: pointer;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
}

.volume-controls input[type="range"]::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #f39c12;
    border: 2px solid #ffffff;
    cursor: pointer;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
}

/* Ensure this rule is specific enough or placed after the general one if it was overriding */
.fullscreen-mode .settings-panel {
    display: none !important;
}

.total-bet-display {
    color: #e74c3c;
    font-size: 1.1em;
    font-weight: bold;
    margin: 10px 0;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.free-spins-display {
    color: #2ecc71; /* Bright green for free spins */
    font-size: 1.1em;
    font-weight: bold;
    margin: 10px auto; /* Centered with auto margins */
    padding: 8px 12px;
    background: rgba(39, 174, 96, 0.2); /* Light green background */
    border: 1px solid #2ecc71;
    border-radius: 8px;
    text-align: center;
    text-shadow: 1px 1px 1px rgba(0,0,0,0.3);
    max-width: 300px; /* Limit width for better appearance */
}

/* Fullscreen mode toast positioning */
.fullscreen-mode .toast-container {
    top: 80px; /* Position below coin display */
    right: 50%;
    transform: translateX(50%);
    max-width: 90vw;
}
.fullscreen-mode .toast {
    font-size: clamp(0.8em, 3vw, 1em);
}

.fullscreen-mode .free-spins-display {
    position: fixed;
    top: 70px; /* Adjust if needed, below coin display */
    left: 50%;
    transform: translateX(-50%);
    z-index: 1001;
    font-size: clamp(1em, 3.5vw, 1.3em);
    padding: 8px 15px;
    background: rgba(39, 174, 96, 0.85); /* Darker for better visibility */
    color: white;
    border-color: #fff;
    min-width: 200px; /* Ensure it has some width */
}

total-bet-display {
    color: #e74c3c;
    font-size: 1.1em;
    font-weight: bold;
    margin: 10px 0;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

/* Mobile specific styles for better layout */
@media (max-width: 768px) {
    body {
        padding: 10px;
    }
    .game-container {
        padding: 15px;
    }
    h1 {
        font-size: 1.8em;
        margin-bottom: 15px;
    }
    .controls {
        flex-direction: column;
        gap: 10px;
    }
    .spin-button {
        padding: 12px 25px;
        font-size: 1em;
    }
    .reset-button, .fullscreen-button {
        padding: 8px 15px;
        font-size: 0.8em;
    }
    .bet-controls, .payline-controls {
        gap: 5px;
    }
    .bet-button, .payline-button {
        padding: 6px 10px;
        font-size: 0.8em;
    }
    .bet-display, .payline-display {
        padding: 6px 10px;
        font-size: 0.9em;
    }

    .settings-panel {
        padding: 15px;
    }
    .theme-controls select, .volume-controls input[type="range"] {
        padding: 6px 10px;
        font-size: 0.85em;
    }
    .win-rate-controls, .min-win-controls {
        padding: 10px;
    }
    .win-rate-label {
        font-size: 1em;
    }

    .fullscreen-mode .coin-display {
        padding: 8px 15px;
    }
    .fullscreen-mode .controls {
        padding: 8px 10px;
        gap: 8px;
    }
     .fullscreen-mode .toast-container {
        top: 65px; /* Adjust if coin display is smaller */
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.5em;
    }
    .coin-display {
        font-size: 1em;
        padding: 10px 15px;
    }
    .config-buttons {
        flex-direction: column;
    }
    .config-button {
        width: 100%;
        box-sizing: border-box;
    }
}