.kltv-wrapper {
    position: relative;
    width: 100%;
    max-width: 900px;
    margin: 20px auto;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 12px 40px rgba(0,0,0,0.25);
    font-family: 'Segoe UI', Tahoma, sans-serif;
    user-select: none;
    -webkit-user-select: none;
    touch-action: none;
    background: #87CEEB;
}

#kltv-canvas {
    display: block;
    width: 100%;
    height: auto;
    cursor: pointer;
}

#kltv-ui {
    position: absolute;
    top: 0; left: 0; right: 0;
    z-index: 10;
    pointer-events: none;
}

.kltv-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 16px;
    background: rgba(255,255,255,0.88);
    backdrop-filter: blur(6px);
}

.kltv-score {
    font-size: 1.25rem;
    font-weight: 700;
    color: #2E7D32;
    min-width: 110px;
}

.kltv-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: #1565C0;
}

.kltv-lives {
    display: flex;
    gap: 3px;
    min-width: 120px;
    justify-content: flex-end;
}

.kltv-heart {
    font-size: 1.35rem;
    transition: opacity 0.25s, transform 0.25s;
}

.kltv-heart.lost {
    opacity: 0.25;
    transform: scale(0.7);
}

.kltv-screen {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.78);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 20;
    color: #fff;
    text-align: center;
    padding: 20px;
}

.kltv-screen h1 {
    font-size: 2rem;
    margin: 0 0 12px;
}

.kltv-screen h2 {
    font-size: 1.8rem;
    margin: 0 0 12px;
}

.kltv-screen p {
    margin: 6px 0;
    font-size: 1.05rem;
    opacity: 0.95;
}

.kltv-hint {
    font-size: 0.95rem !important;
    opacity: 0.8 !important;
    margin-top: 12px !important;
}

.kltv-btn {
    margin-top: 22px;
    padding: 14px 36px;
    font-size: 1.25rem;
    font-weight: 700;
    border: none;
    border-radius: 50px;
    background: linear-gradient(135deg, #FF6B35, #FF8E53);
    color: #fff;
    cursor: pointer;
    box-shadow: 0 6px 20px rgba(255,107,53,0.5);
}

.kltv-btn:hover {
    transform: translateY(-2px);
}

.kltv-feedback {
    position: absolute;
    top: 38%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 2.2rem;
    font-weight: 800;
    z-index: 15;
    pointer-events: none;
    text-shadow: 0 0 16px rgba(0,0,0,0.4);
    animation: kltvPop 0.9s ease-out forwards;
}

@keyframes kltvPop {
    0%   { opacity: 0; transform: translate(-50%, -50%) scale(0.5); }
    25%  { opacity: 1; transform: translate(-50%, -50%) scale(1.15); }
    100% { opacity: 0; transform: translate(-50%, -75%) scale(1); }
}

@media (max-width: 600px) {
    .kltv-top { padding: 8px 10px; flex-wrap: wrap; gap: 4px; }
    .kltv-score, .kltv-title { font-size: 1rem; }
    .kltv-screen h1 { font-size: 1.5rem; }
    .kltv-btn { padding: 12px 28px; font-size: 1.1rem; }
}