/* Custom styles to extend Tailwind */
.friend-card {
    transition: all 0.3s ease;
}

.friend-card:hover {
    transform: translateY(-5px);
}

.pulsate {
    animation: pulsate 2s infinite;
}

@keyframes pulsate {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.05); opacity: 0.8; }
    100% { transform: scale(1); opacity: 1; }
}

.smoking-indicator {
    position: relative;
    overflow: hidden;
}

.smoking-indicator::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 100%;
    background: rgba(255, 255, 255, 0.1);
    animation: smoke-wave 3s infinite linear;
}

@keyframes smoke-wave {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.circular-progress {
    position: relative;
    width: 60px;
    height: 60px;
}

.circular-progress svg {
    transform: rotate(-90deg);
}

.toast {
    animation: toast-in-right 0.7s, toast-out-right 0.7s 3s forwards;
}

@keyframes toast-in-right {
    from { transform: translateX(100%); }
    to { transform: translateX(0); }
}

@keyframes toast-out-right {
    from { transform: translateX(0); }
    to { transform: translateX(100%); }
}