:root {
    color-scheme: dark;
    --bg: #080c14;
    --panel: #101827;
    --cyan: #22d3ee;
    --pink: #f472b6;
    --white: #eaf7ff;
    --muted: #94a3b8;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    background:
        radial-gradient(ellipse at 50% 0%, #152b45, transparent 60%),
        var(--bg);
    color: var(--white);
    font-family: Arial, Helvetica, sans-serif;
}

.arcade {
    width: min(1100px, 96%);
    margin: 0 auto;
    padding: 30px 0;
}

header {
    text-align: center;
    margin-bottom: 28px;
}

.brand {
    color: var(--cyan);
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 5px;
}

h1 {
    font-size: clamp(38px, 7vw, 76px);
    letter-spacing: 7px;
    margin: 12px 0;
    text-shadow: 0 0 25px #22d3ee55;
}

h1 span {
    color: var(--cyan);
}

.subtitle {
    color: var(--muted);
}

.game-panel {
    padding: 24px;
    border: 1px solid #25445d;
    border-radius: 22px;
    background: linear-gradient(145deg, #101827, #0b1220);
    box-shadow: 0 20px 80px #0008, 0 0 35px #22d3ee12;
}

.scoreboard {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: clamp(40px, 12vw, 150px);
    margin-bottom: 20px;
    text-align: center;
}

.scoreboard > div {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.player-label {
    color: var(--muted);
    font-size: 12px;
    letter-spacing: 2px;
}

.scoreboard strong {
    font-size: 48px;
    font-family: monospace;
}

.score-divider {
    color: var(--pink);
    font-size: 38px;
}

.canvas-wrapper {
    position: relative;
    overflow: hidden;
    border: 2px solid #315773;
    border-radius: 12px;
    background: #020509;
    box-shadow: 0 0 30px #22d3ee18;
}

canvas {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 9 / 5;
    touch-action: none;
}

.game-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    background: #020509bb;
    padding: 20px;
}

.game-overlay.hidden {
    display: none;
}

.game-overlay h2 {
    color: var(--cyan);
    font-size: clamp(20px, 4vw, 38px);
    text-shadow: 0 0 25px #22d3ee88;
}

.game-overlay p {
    color: var(--white);
}

.controls {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
    margin-top: 24px;
}

.controls label {
    display: flex;
    flex-direction: column;
    gap: 9px;
    color: var(--muted);
    font-size: 13px;
}

select {
    background: #0b1423;
    border: 1px solid #315773;
    border-radius: 9px;
    color: white;
    padding: 12px;
    font-size: 14px;
}

button {
    border: 1px solid #2b526a;
    border-radius: 10px;
    background: #142337;
    color: white;
    cursor: pointer;
    font-weight: bold;
    padding: 13px 16px;
    transition: 0.2s ease;
}

button:hover {
    border-color: var(--cyan);
    color: var(--cyan);
    box-shadow: 0 0 18px #22d3ee33;
    transform: translateY(-2px);
}

button:active {
    transform: translateY(0);
}

#start-btn {
    background: var(--cyan);
    color: #06111c;
    border-color: var(--cyan);
}

.buttons,
.audio-controls {
    grid-column: 1 / -1;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.audio-controls {
    padding-top: 15px;
    border-top: 1px solid #263649;
}

.audio-controls label {
    min-width: 160px;
}

input[type="range"] {
    accent-color: var(--cyan);
    cursor: pointer;
}

.touch-controls {
    display: flex;
    justify-content: space-between;
    margin-top: 22px;
    gap: 15px;
}

.touch-player {
    display: flex;
    align-items: center;
    gap: 8px;
}

.touch-player span {
    color: var(--muted);
    font-size: 12px;
}

.touch-player button {
    min-width: 52px;
    min-height: 52px;
    touch-action: none;
    user-select: none;
}

footer {
    text-align: center;
    margin-top: 25px;
    color: var(--muted);
    font-size: 12px;
    letter-spacing: 1px;
}

.footer-brand {
    color: var(--cyan);
    margin-top: 20px;
    letter-spacing: 3px;
}

@media (max-width: 600px) {
    .arcade {
        padding: 15px 0;
    }

    .game-panel {
        padding: 12px;
    }

    .controls {
        grid-template-columns: 1fr;
    }

    .scoreboard {
        gap: 35px;
    }

    .scoreboard strong {
        font-size: 34px;
    }

    .touch-player {
        flex-wrap: wrap;
    }

    .touch-player span {
        width: 100%;
    }

    .touch-player button {
        flex: 1;
    }

    h1 {
        letter-spacing: 3px;
    }
}

/* =========================================
   iBASTERISK TENIS - COMPACT VIEW
   ========================================= */

@media (min-width: 801px) {
    .arcade {
        width: min(950px, 96%);
        padding: 10px 0;
    }

    header {
        margin-bottom: 10px;
    }

    h1 {
        font-size: clamp(30px, 5vh, 48px);
        margin: 5px 0;
    }

    .subtitle {
        margin: 4px 0;
    }

    .game-panel {
        padding: 12px 18px;
    }

    .scoreboard {
        margin-bottom: 8px;
    }

    .scoreboard strong {
        font-size: 34px;
    }

    .canvas-wrapper {
        width: min(100%, 83vh * 1.8);
        max-width: 100%;
        margin: 0 auto;
    }

    .controls {
        gap: 8px 14px;
        margin-top: 12px;
    }

    .controls label {
        gap: 5px;
    }

    select {
        padding: 7px 10px;
    }

    button {
        padding: 8px 12px;
    }

    .audio-controls {
        padding-top: 8px;
    }

    .touch-controls {
        display: none;
    }

    footer {
        margin-top: 9px;
        font-size: 11px;
    }

    footer p {
        display: inline-block;
        margin: 4px 9px;
    }

    .footer-brand {
        margin-top: 5px;
    }
}

@media (min-width: 801px) and (max-height: 900px) {
    .canvas-wrapper {
        width: min(100%, 52vh * 1.8);
    }

    .brand {
        font-size: 11px;
    }

    .scoreboard strong {
        font-size: 28px;
    }
}

/* Mobilne zariadenia */
@media (max-width: 800px) {
    .arcade {
        width: 100%;
        padding: 6px;
    }

    header {
        margin-bottom: 8px;
    }

    h1 {
        font-size: 27px;
        margin: 5px 0;
    }

    .brand {
        font-size: 10px;
        letter-spacing: 2px;
    }

    .subtitle {
        display: none;
    }

    .game-panel {
        padding: 8px;
        border-radius: 12px;
    }

    .scoreboard {
        margin-bottom: 6px;
        gap: 35px;
    }

    .scoreboard strong {
        font-size: 28px;
    }

    .controls {
        gap: 7px;
        margin-top: 9px;
    }

    .controls label {
        font-size: 11px;
    }

    select {
        padding: 8px;
        font-size: 12px;
    }

    button {
        padding: 9px;
        font-size: 12px;
    }

    .buttons,
    .audio-controls {
        gap: 6px;
    }

    .audio-controls {
        padding-top: 7px;
    }

    .touch-controls {
        margin-top: 10px;
    }

    .touch-player button {
        min-width: 42px;
        min-height: 42px;
    }

    footer {
        display: none;
    }
}

/* Telefon otoceny na sirku */
@media (max-width: 950px) and (orientation: landscape)
       and (max-height: 500px) {
    .arcade {
        padding: 3px;
    }

    header {
        margin-bottom: 3px;
    }

    h1 {
        font-size: 20px;
        margin: 2px;
    }

    .scoreboard {
        margin-bottom: 3px;
    }

    .scoreboard strong {
        font-size: 20px;
    }

    .canvas-wrapper {
        width: min(100%, 40dvh * 1.8);
        margin: auto;
    }

    .controls {
        grid-template-columns: 1fr 1fr;
        gap: 4px;
    }

    .touch-controls {
        margin-top: 5px;
    }

    .touch-player button {
        min-height: 32px;
    }

    footer {
        display: none;
    }
}

/* SK / EN language switch */

.language-switch {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin: 8px 0;
}

.language-switch button {
    padding: 5px 12px;
    font-size: 12px;
}

.language-switch button.active {
    color: #06111c;
    background: var(--cyan);
    border-color: var(--cyan);
}