* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    min-height: 100%;
    color: #e6e9ff;
    font-family: "Segoe UI", Tahoma, sans-serif;
    overflow: auto;
}

body {
    background:
        radial-gradient(ellipse at 20% 15%, rgba(90, 40, 160, 0.35) 0%, transparent 55%),
        radial-gradient(ellipse at 80% 85%, rgba(20, 80, 180, 0.30) 0%, transparent 55%),
        radial-gradient(ellipse at center, #1a0f3a 0%, #0a0520 55%, #000005 100%);
    background-attachment: fixed;
    position: relative;
}

/* Küçük, sık yıldızlar — twinkle */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    background-image:
        radial-gradient(1px 1px at 4% 8%, #fff 50%, transparent 100%),
        radial-gradient(1px 1px at 13% 27%, #fff 50%, transparent 100%),
        radial-gradient(1px 1px at 22% 14%, #cfe 50%, transparent 100%),
        radial-gradient(1px 1px at 31% 42%, #fff 50%, transparent 100%),
        radial-gradient(1px 1px at 39% 9%, #fff 50%, transparent 100%),
        radial-gradient(1px 1px at 47% 67%, #ffd 50%, transparent 100%),
        radial-gradient(1px 1px at 55% 22%, #fff 50%, transparent 100%),
        radial-gradient(1px 1px at 63% 55%, #fff 50%, transparent 100%),
        radial-gradient(1px 1px at 71% 11%, #cff 50%, transparent 100%),
        radial-gradient(1px 1px at 78% 38%, #fff 50%, transparent 100%),
        radial-gradient(1px 1px at 86% 73%, #fff 50%, transparent 100%),
        radial-gradient(1px 1px at 93% 19%, #fff 50%, transparent 100%),
        radial-gradient(1px 1px at 8% 81%, #fff 50%, transparent 100%),
        radial-gradient(1px 1px at 17% 93%, #ffe 50%, transparent 100%),
        radial-gradient(1px 1px at 28% 76%, #fff 50%, transparent 100%),
        radial-gradient(1px 1px at 36% 88%, #fff 50%, transparent 100%),
        radial-gradient(1px 1px at 44% 50%, #cff 50%, transparent 100%),
        radial-gradient(1px 1px at 52% 94%, #fff 50%, transparent 100%),
        radial-gradient(1px 1px at 61% 83%, #fff 50%, transparent 100%),
        radial-gradient(1px 1px at 69% 71%, #ffd 50%, transparent 100%),
        radial-gradient(1px 1px at 76% 62%, #fff 50%, transparent 100%),
        radial-gradient(1px 1px at 82% 48%, #fff 50%, transparent 100%),
        radial-gradient(1px 1px at 89% 92%, #fff 50%, transparent 100%),
        radial-gradient(1px 1px at 96% 58%, #cff 50%, transparent 100%);
    animation: twinkle 4.5s ease-in-out infinite alternate;
}

/* Daha büyük, seyrek yıldızlar — farklı faz */
body::after {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    background-image:
        radial-gradient(2px 2px at 11% 33%, #fff 40%, transparent 100%),
        radial-gradient(2px 2px at 29% 64%, #ffe 40%, transparent 100%),
        radial-gradient(2px 2px at 48% 18%, #fff 40%, transparent 100%),
        radial-gradient(2px 2px at 66% 81%, #cff 40%, transparent 100%),
        radial-gradient(2px 2px at 81% 29%, #fff 40%, transparent 100%),
        radial-gradient(2px 2px at 91% 67%, #fff 40%, transparent 100%),
        radial-gradient(2px 2px at 20% 90%, #fff 40%, transparent 100%),
        radial-gradient(2px 2px at 58% 45%, #fff 40%, transparent 100%);
    animation: twinkle 7s ease-in-out infinite alternate-reverse;
    opacity: 0.85;
}

@keyframes twinkle {
    from { opacity: 0.55; }
    to   { opacity: 1.00; }
}

#app {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    min-height: 100vh;
    padding: 10px 0 16px;
    gap: 10px;
    position: relative;
    z-index: 1;
}

#title {
    text-align: center;
    margin-bottom: 4px;
    user-select: none;
}

#title h1 {
    margin: 0;
    font-size: 26px;
    font-weight: 800;
    letter-spacing: 0.4px;
    color: #ffd86b;
    text-shadow: 0 2px 8px rgba(0,0,0,.5);
}

#byline {
    margin-top: 4px;
    font-size: 14px;
    color: #a8b2ff;
    letter-spacing: 0.3px;
}

#byline strong {
    color: #79f6c8;
    font-weight: 700;
}

#hud {
    display: flex;
    gap: 32px;
    align-items: center;
    background: #1a1f3a;
    padding: 10px 22px;
    border-radius: 12px;
    box-shadow: 0 4px 14px rgba(0,0,0,.4);
    font-size: 22px;
    font-weight: 700;
    user-select: none;
}

#lives {
    font-size: 26px;
    letter-spacing: 4px;
    color: #ff5577;
    text-shadow: 0 0 8px rgba(255,85,119,.5);
    min-width: 110px;
}

#info {
    color: #a8b2ff;
}

#canvasWrap {
    position: relative;
}

#game {
    background: #141936;
    border: 3px solid #2a3267;
    border-radius: 8px;
    box-shadow: 0 8px 30px rgba(0,0,0,.6);
    display: block;
    outline: none;
    max-width: 96vw;
    height: auto;
    touch-action: none;
}

.hidden {
    display: none !important;
}

#overlay, #endScreen {
    position: absolute;
    inset: 0;
    background: rgba(8, 11, 25, 0.82);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
}

#overlayBox, #endBox {
    background: #222a55;
    border: 2px solid #4a5aaa;
    border-radius: 14px;
    padding: 26px 34px;
    text-align: center;
    box-shadow: 0 6px 24px rgba(0,0,0,.6);
    max-width: 90%;
}

#overlayTitle, #endTitle {
    font-size: 22px;
    color: #ffd86b;
    margin-bottom: 12px;
    font-weight: 700;
}

#overlayText {
    font-size: 26px;
    line-height: 1.35;
    margin-bottom: 16px;
    color: #ffffff;
}

#overlayCountdown {
    font-size: 48px;
    font-weight: 900;
    color: #79f6c8;
    text-shadow: 0 0 12px rgba(121,246,200,.5);
}

#endText {
    font-size: 22px;
    margin-bottom: 18px;
    color: #ffe2e8;
}

#restartBtn {
    background: #79f6c8;
    color: #0b0e1a;
    border: none;
    padding: 12px 28px;
    border-radius: 10px;
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.1s;
}

#restartBtn:hover {
    transform: scale(1.05);
}

#questionBar {
    background: linear-gradient(180deg, #2a3572 0%, #1d2546 100%);
    border: 3px solid #ffd86b;
    border-radius: 16px;
    padding: 18px 30px;
    max-width: 96vw;
    width: 820px;
    text-align: center;
    box-shadow:
        0 0 24px rgba(255, 216, 107, 0.35),
        0 6px 20px rgba(0, 0, 0, 0.55),
        inset 0 0 12px rgba(255, 216, 107, 0.08);
    display: flex;
    align-items: center;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    animation: questionGlow 2.4s ease-in-out infinite alternate;
}

@keyframes questionGlow {
    from { box-shadow: 0 0 16px rgba(255,216,107,0.25), 0 6px 20px rgba(0,0,0,0.55), inset 0 0 10px rgba(255,216,107,0.06); }
    to   { box-shadow: 0 0 32px rgba(255,216,107,0.55), 0 6px 22px rgba(0,0,0,0.55), inset 0 0 14px rgba(255,216,107,0.12); }
}

#questionLabel {
    color: #ffd86b;
    font-size: 26px;
    font-weight: 900;
    letter-spacing: 1px;
    text-shadow: 0 0 10px rgba(255, 216, 107, 0.55);
    text-transform: uppercase;
}

#questionText {
    color: #ffffff;
    font-size: 30px;
    font-weight: 700;
    line-height: 1.3;
    text-shadow: 0 2px 6px rgba(0,0,0,0.7);
}

#footer {
    color: #6a73a8;
    font-size: 14px;
    user-select: none;
    text-align: center;
    line-height: 1.5;
}

#credit {
    margin-top: 4px;
    color: #79f6c8;
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 0.3px;
}