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

body {
    background: #000;
    color: #aaa;
    font-family: 'Courier New', Courier, monospace;
    font-size: 16px;
    line-height: 1;
    overflow: hidden;
    height: 100vh;
    height: 100dvh;
    width: 100vw;
}

#game-container {
    position: relative;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    display: flex;
    flex-direction: column;
}

#hud-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 6px 10px;
    background: #000;
    border-bottom: 1px solid #333;
    flex-shrink: 0;
}

#welcome-msg {
    color: #ff0;
    font-size: 14px;
    max-width: 60%;
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.welcome-mobile { display: none; }
.hint-mobile    { display: none; }
.hint-desktop   { color: #888; font-size: 12px; }
.welcome-desktop { }

#stats {
    color: #0f0;
    font-size: 13px;
    text-align: right;
}

#canvas-wrapper {
    flex: 1;
    position: relative;
    overflow: hidden;
}

#game-canvas {
    display: block;
    touch-action: none;
    user-select: none;
}

#hud-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 4px 10px;
    background: #000;
    border-top: 1px solid #333;
    flex-shrink: 0;
}

#log {
    color: #ccc;
    font-size: 13px;
    flex: 1;
}

#cheat-btn {
    background: #111;
    border: 1px solid #555;
    color: #f80;
    font-family: 'Courier New', monospace;
    font-size: 13px;
    padding: 3px 10px;
    cursor: pointer;
    margin-left: 20px;
}

#cheat-btn:hover {
    background: #222;
    color: #ff0;
}

#link-tooltip {
    position: absolute;
    background: #111;
    border: 1px solid #ff0;
    color: #ff0;
    padding: 4px 10px;
    font-size: 13px;
    pointer-events: none;
    display: none;
    z-index: 100;
}

#link-tooltip a {
    color: #0ff;
    text-decoration: none;
}

.mobile-link-item {
    padding: 14px 0;
    border-bottom: 1px solid #222;
    text-align: left;
}

.mobile-link-item a {
    color: #ccc;
    text-decoration: none;
    font-size: 16px;
}

.mobile-link-item a:visited { color: #44dddd; }

/* Touch device overrides */
@media (hover: none) and (pointer: coarse) {
    .welcome-desktop { display: none; }
    .hint-desktop    { display: none; }
    .welcome-mobile  { display: block; }
    .hint-mobile     { display: block; color: #888; font-size: 12px; }

    body, #game-container {
        /* Prevent iOS rubber-band scroll from showing content under chrome */
        overscroll-behavior: none;
    }

    #hud-top {
        padding: 8px 10px;
    }

    #hud-bottom {
        padding: 8px 10px;
        /* Push content above iOS home indicator */
        padding-bottom: max(8px, env(safe-area-inset-bottom));
    }

    #cheat-btn {
        padding: 10px 18px;
        font-size: 15px;
        margin-left: 10px;
        /* Larger tap target */
        min-height: 44px;
    }

    #log {
        font-size: 12px;
    }
}

#overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 200;
    display: none;
}

#overlay-box {
    background: #111;
    border: 2px solid #ff0;
    padding: 30px 40px;
    max-width: 400px;
    text-align: center;
}

#overlay-box h2 {
    color: #ff0;
    margin-bottom: 12px;
}

#overlay-box p {
    color: #ccc;
    margin-bottom: 6px;
    font-size: 14px;
}

#overlay-box .close-btn {
    margin-top: 16px;
    background: #000;
    border: 1px solid #555;
    color: #aaa;
    font-family: 'Courier New', monospace;
    padding: 4px 14px;
    cursor: pointer;
}