.pt-main {
    margin-top: 1rem;
}

.pt-how-to {
    border: 1px solid rgba(0, 255, 255, 0.24);
    background: rgba(0, 255, 255, 0.04);
    padding: 1.2rem;
    margin-bottom: 1.2rem;
    border-radius: 2px;
}

.pt-how-to h3 {
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--game-accent);
    margin: 0 0 0.8rem 0;
    font-size: 1rem;
}

.pt-how-to ul {
    list-style: none;
    padding: 0;
    margin: 0;
    color: var(--game-text);
}

.pt-how-to li {
    margin: 0.5rem 0;
    padding-left: 1.4rem;
    position: relative;
    line-height: 1.4;
}

.pt-how-to li::before {
    content: "▪";
    position: absolute;
    left: 0;
    color: var(--game-accent);
}

/* Card */
.pt-card {
    border: 1px solid rgba(0, 255, 255, 0.28);
    background: rgba(3, 9, 9, 0.9);
    box-shadow: 0 0 30px rgba(0, 255, 255, 0.14);
    padding: 0.8rem;
}

.pt-topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    border: 1px solid rgba(0, 255, 255, 0.2);
    background: rgba(0, 0, 0, 0.35);
    padding: 0.65rem 0.8rem;
}

.pt-title {
    font-family: "Barlow Condensed", sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 1.8rem;
    color: var(--game-text);
}

.pt-stats {
    display: flex;
    gap: 0.8rem;
    flex-wrap: wrap;
}

.pt-stats span {
    border: 1px solid rgba(0, 255, 255, 0.32);
    background: rgba(0, 255, 255, 0.05);
    padding: 0.45rem 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--game-muted);
}

.pt-stats strong {
    color: var(--game-accent);
}

.pt-instruction {
    margin-top: 0.7rem;
    border: 1px solid rgba(0, 255, 255, 0.2);
    background: rgba(0, 0, 0, 0.38);
    padding: 0.55rem;
    color: var(--game-muted);
    text-align: center;
}

/* Board */
.pt-board {
    margin-top: 1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.2rem;
    padding: 1.2rem 0.5rem 0.8rem;
}

.pt-bar-wrap {
    width: 100%;
    max-width: 720px;
    padding: 0 2rem;
    box-sizing: border-box;
}

.pt-bar-bg {
    position: relative;
    height: 56px;
    border: 2px solid rgba(0, 255, 255, 0.5);
    background: rgba(10, 18, 18, 0.94);
    box-shadow: 0 0 18px rgba(0, 255, 255, 0.1);
    overflow: hidden;
}

.pt-bar-fill {
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 0;
    background: rgba(0, 255, 255, 0.12);
    border-right: none;
    transition: none;
    pointer-events: none;
}

.pt-bar-head {
    position: absolute;
    top: 0;
    height: 100%;
    width: 4px;
    background: #00ffff;
    box-shadow: 0 0 12px rgba(0, 255, 255, 0.9), 0 0 24px rgba(0, 255, 255, 0.4);
    pointer-events: none;
    left: 0;
    transform: translateX(-50%);
}

/* Zone markers */
.pt-zones {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.pt-zone {
    position: absolute;
    top: 0;
    height: 100%;
    width: var(--zone-width, 20px);
    transform: translateX(-50%);
    background: rgba(0, 255, 255, 0.18);
    border-left: 2px solid rgba(0, 255, 255, 0.7);
    border-right: 2px solid rgba(0, 255, 255, 0.7);
    transition: background 0.15s, border-color 0.15s;
}

.pt-zone.hit {
    background: rgba(0, 255, 255, 0.45);
    border-color: #00ffff;
    box-shadow: inset 0 0 14px rgba(0, 255, 255, 0.5);
}

.pt-zone.miss {
    background: rgba(255, 60, 60, 0.25);
    border-color: rgba(255, 60, 60, 0.7);
}

/* Feedback */
.pt-feedback {
    font-family: "Barlow Condensed", sans-serif;
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    min-height: 2.5rem;
    text-align: center;
    transition: color 0.2s;
}

.pt-feedback.perfect { color: #00ffff; }
.pt-feedback.miss    { color: #ff4040; }

/* Space button */
.pt-space-btn {
    font-family: "Barlow Condensed", sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: 1.4rem;
    font-weight: 700;
    padding: 1rem 3rem;
    background: rgba(0, 255, 255, 0.06);
    border: 2px solid rgba(0, 255, 255, 0.5);
    color: var(--game-accent);
    cursor: pointer;
    transition: background 0.15s, box-shadow 0.15s;
    user-select: none;
}

.pt-space-btn:hover {
    background: rgba(0, 255, 255, 0.14);
    box-shadow: 0 0 18px rgba(0, 255, 255, 0.22);
}

.pt-space-btn:active {
    background: rgba(0, 255, 255, 0.22);
    box-shadow: 0 0 28px rgba(0, 255, 255, 0.4);
}

.pt-space-btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
    pointer-events: none;
}

/* Config panel */
.pt-config {
    border: 1px solid rgba(0, 255, 255, 0.24);
    background: rgba(0, 255, 255, 0.04);
    padding: 1.2rem;
    margin-bottom: 1.2rem;
    border-radius: 2px;
}

.pt-config h3 {
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--game-accent);
    margin: 0 0 1rem 0;
    font-size: 1rem;
}

.pt-config-row {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.9rem;
    flex-wrap: wrap;
}

.pt-config-row label {
    color: var(--game-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-size: 0.85rem;
    min-width: 130px;
}

.pt-config-options {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

/* Speed slider */
.pt-config-speed {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    flex: 1;
    min-width: 200px;
}

.pt-slider {
    -webkit-appearance: none;
    appearance: none;
    flex: 1;
    height: 4px;
    background: rgba(0, 255, 255, 0.2);
    border-radius: 2px;
    outline: none;
    cursor: pointer;
}

.pt-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    background: var(--game-accent);
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(0, 255, 255, 0.6);
    cursor: pointer;
}

.pt-slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: var(--game-accent);
    border: none;
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(0, 255, 255, 0.6);
    cursor: pointer;
}

.pt-speed-readout {
    display: flex;
    align-items: baseline;
    gap: 0.3rem;
    white-space: nowrap;
}

#cfgSpeedValue {
    font-family: "Barlow Condensed", sans-serif;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--game-accent);
    min-width: 2.5rem;
    text-align: right;
}

.pt-speed-unit {
    color: var(--game-muted);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

/* Compound row: quick-select buttons + number input side by side */
.pt-config-compound {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.pt-num-input {
    font-family: "Barlow Condensed", sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    width: 64px;
    padding: 0.3rem 0.5rem;
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(0, 255, 255, 0.4);
    color: var(--game-accent);
    text-align: center;
    outline: none;
    -moz-appearance: textfield;
}

.pt-num-input::-webkit-outer-spin-button,
.pt-num-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.pt-num-input:focus {
    border-color: var(--game-accent);
    box-shadow: 0 0 8px rgba(0, 255, 255, 0.3);
}

.pt-cfg-btn {
    font-family: "Barlow Condensed", sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.9rem;
    padding: 0.35rem 0.75rem;
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(0, 255, 255, 0.3);
    color: var(--game-muted);
    cursor: pointer;
    transition: background 0.12s, color 0.12s, border-color 0.12s;
}

.pt-cfg-btn:hover {
    border-color: rgba(0, 255, 255, 0.6);
    color: var(--game-text);
}

.pt-cfg-btn.active {
    background: rgba(0, 255, 255, 0.14);
    border-color: var(--game-accent);
    color: var(--game-accent);
}

.pt-config-note {
    margin: 0.6rem 0 0;
    color: var(--game-muted);
    font-size: 0.8rem;
    opacity: 0.7;
}

@media (max-width: 600px) {
    .pt-topbar {
        flex-direction: column;
        align-items: flex-start;
    }

    .pt-title { font-size: 1.4rem; }

    .pt-bar-wrap { padding: 0 0.5rem; }

    .pt-space-btn { font-size: 1.1rem; padding: 0.85rem 2rem; }
}