.bn880-floating-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 8px 30px rgba(255, 215, 0, 0.6);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 9998;
    border: 3px solid rgba(255, 255, 255, 0.3);
    animation: bn880FloatPulse 3s ease-in-out infinite;
}

@keyframes bn880FloatPulse {
    0%, 100% {
        transform: translateY(0) scale(1);
        box-shadow: 0 8px 30px rgba(255, 215, 0, 0.6);
    }
    50% {
        transform: translateY(-10px) scale(1.05);
        box-shadow: 0 15px 40px rgba(255, 215, 0, 0.9);
    }
}

.bn880-floating-btn:hover {
    transform: scale(1.15) rotate(10deg);
    box-shadow: 0 12px 40px rgba(255, 215, 0, 1);
}

.bn880-floating-btn:active {
    transform: scale(0.95);
}

.bn880-btn-icon {
    font-size: 32px;
    animation: bn880IconBounce 2s ease-in-out infinite;
}

@keyframes bn880IconBounce {
    0%, 100% {
        transform: scale(1) rotate(0deg);
    }
    25% {
        transform: scale(1.1) rotate(-10deg);
    }
    75% {
        transform: scale(1.1) rotate(10deg);
    }
}

.bn880-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: linear-gradient(135deg, #ff4444 0%, #cc0000 100%);
    color: white;
    font-size: 10px;
    font-weight: 900;
    padding: 4px 8px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(255, 68, 68, 0.6);
    animation: bn880BadgePulse 1.5s ease-in-out infinite;
    border: 2px solid white;
}

@keyframes bn880BadgePulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.15);
    }
}

.bn880-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    animation: bn880FadeIn 0.3s ease;
}

.bn880-modal-overlay.active {
    display: flex;
}

@keyframes bn880FadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.bn880-modal {
    background: linear-gradient(180deg, #242424 0%, #1a1a1a 100%);
    border-radius: 24px;
    max-width: 480px;
    width: 90%;
    padding: 0;
    position: relative;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8);
    border: 3px solid #FFD700;
    animation: bn880ModalSlide 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

@keyframes bn880ModalSlide {
    from {
        transform: translateY(-50px) scale(0.9);
        opacity: 0;
    }
    to {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
}

.bn880-modal-header {
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
    padding: 24px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.bn880-modal-header::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: repeating-linear-gradient(
        45deg,
        transparent,
        transparent 10px,
        rgba(255, 255, 255, 0.1) 10px,
        rgba(255, 255, 255, 0.1) 20px
    );
    animation: bn880HeaderMove 20s linear infinite;
}

@keyframes bn880HeaderMove {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(50%, 50%);
    }
}

.bn880-modal-icon {
    font-size: 64px;
    margin-bottom: 12px;
    display: inline-block;
    animation: bn880ModalIconSpin 4s linear infinite;
    position: relative;
    z-index: 1;
    filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.3));
}

@keyframes bn880ModalIconSpin {
    0%, 100% {
        transform: rotate(0deg) scale(1);
    }
    25% {
        transform: rotate(-10deg) scale(1.1);
    }
    75% {
        transform: rotate(10deg) scale(1.1);
    }
}

.bn880-modal-title {
    font-size: 32px;
    font-weight: 900;
    color: #242424;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
    margin-bottom: 8px;
    position: relative;
    z-index: 1;
    letter-spacing: 2px;
}

.bn880-modal-subtitle {
    font-size: 16px;
    color: #1a1a1a;
    font-weight: 600;
    position: relative;
    z-index: 1;
}

.bn880-modal-body {
    padding: 32px 28px;
}

.bn880-bonus-amount {
    text-align: center;
    margin-bottom: 24px;
}

.bn880-bonus-label {
    font-size: 14px;
    color: #999;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 8px;
}

.bn880-bonus-value {
    font-size: 56px;
    font-weight: 900;
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 8px;
    text-shadow: 0 0 30px rgba(255, 215, 0, 0.3);
    animation: bn880ValueGlow 2s ease-in-out infinite;
}

@keyframes bn880ValueGlow {
    0%, 100% {
        filter: brightness(1);
    }
    50% {
        filter: brightness(1.3);
    }
}

.bn880-bonus-description {
    font-size: 13px;
    color: #aaa;
    font-weight: 500;
}

.bn880-features {
    margin-bottom: 28px;
}

.bn880-feature-item {
    display: flex;
    align-items: center;
    padding: 14px;
    background: rgba(255, 215, 0, 0.05);
    border-radius: 12px;
    margin-bottom: 12px;
    border: 1px solid rgba(255, 215, 0, 0.2);
    transition: all 0.3s ease;
}

.bn880-feature-item:hover {
    background: rgba(255, 215, 0, 0.1);
    border-color: rgba(255, 215, 0, 0.4);
    transform: translateX(5px);
}

.bn880-feature-icon {
    font-size: 24px;
    margin-right: 14px;
    flex-shrink: 0;
}

.bn880-feature-text {
    font-size: 14px;
    color: #ddd;
    font-weight: 500;
    line-height: 1.5;
}

.bn880-cta-button {
    width: 100%;
    padding: 18px;
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
    border: none;
    border-radius: 14px;
    font-size: 18px;
    font-weight: 900;
    color: #242424;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 8px 24px rgba(255, 215, 0, 0.4);
    text-transform: uppercase;
    letter-spacing: 2px;
    position: relative;
    overflow: hidden;
}

.bn880-cta-button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.bn880-cta-button:hover::before {
    width: 500px;
    height: 500px;
}

.bn880-cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(255, 215, 0, 0.6);
}

.bn880-cta-button:active {
    transform: translateY(-1px);
}

.bn880-cta-text {
    position: relative;
    z-index: 1;
}

.bn880-close-btn {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 36px;
    height: 36px;
    background: rgba(0, 0, 0, 0.5);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 2;
    font-size: 20px;
    color: white;
}

.bn880-close-btn:hover {
    background: rgba(255, 68, 68, 0.8);
    border-color: #ff4444;
    transform: rotate(90deg);
}

.bn880-terms {
    text-align: center;
    margin-top: 16px;
    font-size: 11px;
    color: #666;
    line-height: 1.5;
}

@media (max-width: 480px) {
    .bn880-floating-btn {
        width: 60px;
        height: 60px;
        bottom: 20px;
        right: 20px;
    }

    .bn880-btn-icon {
        font-size: 28px;
    }

    .bn880-modal {
        max-width: 95%;
        border-radius: 20px;
    }

    .bn880-modal-title {
        font-size: 26px;
    }

    .bn880-bonus-value {
        font-size: 46px;
    }

    .bn880-modal-body {
        padding: 24px 20px;
    }
}