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

html, body {
    height: 100vh;
    overflow: hidden;
    background: #0a0a0a;
    color: #fff;
    font-family: 'Roboto', Arial, sans-serif;
}

/* ── Finished overlay ───────────────────────────── */
#tournament-finished {
    position: fixed;
    inset: 0;
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: #111111;
    gap: 2vh;
}

#tournament-finished h3 {
    color: #555;
    letter-spacing: 4px;
    text-transform: uppercase;
    font-size: clamp(1rem, 3vw, 2rem);
    font-weight: 300;
}

#countdown {
    font-size: clamp(3rem, 10vw, 8rem);
    font-weight: bold;
    color: #cc0000;
    text-shadow: 0 0 40px rgba(200, 0, 0, 0.5);
    letter-spacing: 0.1em;
}

/* ── Board ──────────────────────────────────────── */
.tournament-board {
    height: 100vh;
    display: flex;
    flex-direction: column;
    background: #111111;
    padding: clamp(0.6rem, 2vh, 2rem) clamp(1rem, 3vw, 4rem);
    gap: clamp(0.4rem, 1.2vh, 1.2rem);
    border-top: 2px solid #cc0000;
}

/* ── Main display ───────────────────────────────── */
.main-display {
    flex: 1;
    min-height: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}

#level-text {
    color: #b1b1b1;
    letter-spacing: 4px;
    text-transform: uppercase;
    font-size: clamp(0.75rem, 2vw, 1.6rem);
    margin-bottom: 0.2em;
}

.timer {
    font-size: clamp(5rem, 22vh, 14rem);
    font-weight: bold;
    color: #cc0000;
    text-shadow: 0 0 40px rgba(200, 0, 0, 0.6), 0 0 80px rgba(200, 0, 0, 0.2);
    line-height: 1;
    letter-spacing: 0.05em;
    transition: color 0.3s ease;
}

.timer.ending {
    color: #ff2222;
    text-shadow: 0 0 40px rgba(255, 34, 34, 0.8), 0 0 80px rgba(255, 34, 34, 0.4);
    animation: pulse-red 1s infinite;
}

.timer.is-break {
    color: #ffffff;
    text-shadow: 0 0 30px rgba(255, 255, 255, 0.2);
}

.blinds-display {
    font-size: clamp(1.2rem, 4.5vw, 4rem);
    margin-top: 0.3em;
    color: #fff;
    letter-spacing: 0.05em;
}

.blinds-display .blind-label {
    color: #cc0000;
    font-size: 0.65em;
    font-weight: 400;
    letter-spacing: 0.1em;
}

.break-text, .pause-text {
    font-size: clamp(2rem, 8vh, 7rem);
    color: #cc0000;
    text-shadow: 0 0 30px rgba(200, 0, 0, 0.6);
    animation: pulse 2s infinite;
    letter-spacing: 0.1em;
    line-height: 1;
}

/* ── Info grid ──────────────────────────────────── */
.info-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(0.4rem, 1vw, 1rem);
    flex-shrink: 0;
}

.info-box {
    background: #0d0d0d;
    border: 1px solid #1a0000;
    border-top: 2px solid #cc0000;
    border-radius: 2px;
    padding: clamp(0.4rem, 1.5vh, 1.2rem) clamp(0.5rem, 2vw, 2rem);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: box-shadow 0.3s ease;
}

.info-label {
    font-size: clamp(0.5rem, 1.1vw, 0.85rem);
    color: #d9d9d9;
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 0.3em;
}

.info-value {
    font-size: clamp(1rem, 3.5vw, 3rem);
    font-weight: bold;
    color: #fff;
    line-height: 1.2;
    text-align: center;
    transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.info-value.updating {
    transform: scale(1.08);
}

.bb-value {
    font-size: 0.75em;
    opacity: 0.5;
}

/* ── Upcoming levels ────────────────────────────── */
.upcoming-levels {
    flex-shrink: 0;
    border-top: 1px solid #1a0000;
    padding-top: clamp(0.4rem, 1vh, 0.8rem);
}

.upcoming-title {
    font-size: clamp(0.5rem, 0.9vw, 0.7rem);
    color: #333;
    text-transform: uppercase;
    letter-spacing: 4px;
    margin-bottom: clamp(0.25rem, 0.7vh, 0.6rem);
    text-align: center;
}

.upcoming-list {
    display: flex;
    gap: clamp(0.4rem, 1vw, 1rem);
}

.upcoming-item {
    display: flex;
    align-items: center;
    gap: clamp(0.5rem, 1vw, 1rem);
    background: #0d0d0d;
    border: 1px solid #1a0000;
    border-left: 3px solid #330000;
    border-radius: 2px;
    padding: clamp(0.35rem, 1vh, 0.7rem) clamp(0.6rem, 2vw, 1.5rem);
    flex: 1;
    opacity: 0;
}

.upcoming-item.is-break {
    border-left-color: #550000;
}

.upcoming-item.slide-in {
    animation: slideUp 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.upcoming-item:nth-child(2).slide-in {
    animation-delay: 0.08s;
}

.upcoming-badge {
    font-size: clamp(0.6rem, 1vw, 0.8rem);
    font-weight: 700;
    color: #cc0000;
    letter-spacing: 1px;
    min-width: 18px;
}

.upcoming-item:nth-child(2) .upcoming-badge {
    color: #550000;
}

.upcoming-info {
    text-align: left;
}

.upcoming-type {
    font-size: clamp(0.6rem, 1.1vw, 0.8rem);
    color: #c2c2c2;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 0.15em;
}

.upcoming-blinds {
    font-size: clamp(1.1rem, 2.4vw, 1.8rem);
    font-weight: 600;
    color: #ffffff;
    letter-spacing: 0.05em;
}

.upcoming-item.is-break .upcoming-blinds {
    color: #c2c2c2;
}

.upcoming-duration {
    font-size: clamp(0.6rem, 1.1vw, 0.8rem);
    color: #c2c2c2;
    margin-top: 0.15em;
}

/* ── Animations ─────────────────────────────────── */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

@keyframes pulse-red {
    0%, 100% { text-shadow: 0 0 40px rgba(255, 34, 34, 0.8), 0 0 80px rgba(255, 34, 34, 0.4); }
    50%       { text-shadow: 0 0 60px rgba(255, 34, 34, 1),   0 0 120px rgba(255, 34, 34, 0.6); }
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes numberChange {
    from { transform: translateY(-100%); opacity: 0; }
    to   { transform: translateY(0); opacity: 1; }
}

.new-number {
    animation: numberChange 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ── Mobile ─────────────────────────────────────── */
@media (max-width: 600px) {
    .tournament-board {
        padding: 0.75rem;
        gap: 0.75rem;
    }

    .timer {
        font-size: clamp(3.5rem, 18vw, 6rem);
    }

    #level-text {
        font-size: clamp(0.75rem, 3.5vw, 1rem);
    }

    .blinds-display {
        font-size: clamp(1.4rem, 7vw, 2.2rem);
    }

    .break-text, .pause-text {
        font-size: clamp(2rem, 10vw, 3.5rem);
    }

    .info-grid {
        gap: 0.4rem;
    }

    .info-box {
        padding: 0.75rem 0.4rem;
    }

    .info-label {
        font-size: 0.6rem;
        letter-spacing: 2px;
        margin-bottom: 0.4em;
    }

    .info-value {
        font-size: clamp(1.3rem, 5.5vw, 2rem);
    }

    .upcoming-list {
        flex-direction: column;
        gap: 0.4rem;
    }

    .upcoming-item {
        padding: 0.6rem 0.9rem;
    }

    .upcoming-blinds {
        font-size: clamp(1rem, 5vw, 1.4rem);
    }

    .upcoming-type {
        font-size: 0.65rem;
    }

    .upcoming-duration {
        font-size: 0.65rem;
    }
}