.practice-zone {
    position: relative;
    overflow: hidden;
    border-radius: 1.5rem;
    background:
        radial-gradient(1100px 480px at 88% -10%, rgba(56, 189, 248, .20), transparent 60%),
        radial-gradient(900px 420px at -5% 115%, rgba(52, 211, 153, .16), transparent 55%),
        linear-gradient(135deg, #0f172a 0%, #172554 55%, #134e4a 100%);
    box-shadow: 0 24px 56px -20px rgba(2, 6, 23, .5);
    isolation: isolate;
}

.practice-zone::before,
.practice-zone::after {
    content: "";
    position: absolute;
    border-radius: 999px;
    filter: blur(30px);
    pointer-events: none;
    z-index: -1;
}

.practice-zone::before {
    width: 260px;
    height: 260px;
    background: rgba(59, 130, 246, .45);
    top: -90px;
    right: 8%;
    animation: practiceDrift 9s ease-in-out infinite alternate;
}

.practice-zone::after {
    width: 230px;
    height: 230px;
    background: rgba(16, 185, 129, .38);
    bottom: -85px;
    left: 5%;
    animation: practiceDrift 11s ease-in-out infinite alternate-reverse;
}

@keyframes practiceDrift {
    from { transform: translate(0, 0) scale(1); }
    to { transform: translate(22px, -18px) scale(1.15); }
}

.practice-card {
    position: relative;
    border-radius: 1.1rem;
    background: rgba(255, 255, 255, .06);
    border: 1px solid rgba(255, 255, 255, .14);
    backdrop-filter: blur(6px);
    transition: transform .3s cubic-bezier(.16, 1, .3, 1), border-color .3s, box-shadow .3s, background .3s;
}

.practice-card:hover {
    transform: translateY(-6px);
    border-color: rgba(255, 255, 255, .32);
    background: rgba(255, 255, 255, .1);
    box-shadow: 0 24px 44px -18px rgba(0, 0, 0, .6);
}

.practice-glow-icon {
    width: 56px;
    height: 56px;
    border-radius: 1rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    animation: practiceBob 3.4s ease-in-out infinite;
}

@keyframes practiceBob {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
}

.practice-chip {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    font-size: .74rem;
    font-weight: 600;
    letter-spacing: .03em;
    padding: .3rem .75rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, .1);
    border: 1px solid rgba(255, 255, 255, .18);
    color: #e2e8f0;
}

.practice-live-dot {
    width: .5rem;
    height: .5rem;
    border-radius: 50%;
    background: #34d399;
    animation: practicePulse 1.8s infinite;
}

@keyframes practicePulse {
    0% { box-shadow: 0 0 0 0 rgba(52, 211, 153, .55); }
    70% { box-shadow: 0 0 0 8px rgba(52, 211, 153, 0); }
    100% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0); }
}

.practice-go {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    font-weight: 600;
    font-size: .875rem;
    padding: .55rem 1.25rem;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, .35);
    color: #fff;
    background: transparent;
    transition: all .3s cubic-bezier(.16, 1, .3, 1);
}

.practice-arrow {
    transition: transform .3s cubic-bezier(.16, 1, .3, 1);
}

.practice-card:hover .practice-go {
    background: #fff;
    color: #0f172a;
    border-color: #fff;
}

.practice-card:hover .practice-arrow {
    transform: translateX(6px);
}

.practice-tip {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    color: #cbd5e1;
}

.text-white-75 {
    color: rgba(255, 255, 255, .75);
}