.practice-hero h1 {
    max-width: 980px;
}
.practice-hero__grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 28px;
    align-items: center;
}
.practice-console,
.practice-card,
.mistake-card,
.practice-warning,
.practice-result {
    border: 1px solid rgba(148, 163, 184, .22);
    border-radius: 18px;
    background: rgba(10, 18, 31, .82);
}
.practice-console {
    padding: 18px;
    box-shadow: 0 22px 70px rgba(0, 0, 0, .22);
}
.practice-console__head,
.practice-console__row,
.practice-card__top,
.practice-tags span {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 12px;
}
.practice-console__head {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    padding-bottom: 14px;
    margin-bottom: 8px;
    border-bottom: 1px solid rgba(148, 163, 184, .16);
}
.practice-console__head strong {
    color: #86efac;
    text-transform: uppercase;
}
.practice-console__head span,
.practice-console__row span,
.practice-card__top,
.practice-card p,
.practice-intro p,
.mistake-card__body p,
.practice-result p,
.practice-warning {
    color: #aebbd0;
}
.practice-console__row {
    display: grid;
    gap: 6px;
    padding: 11px 0;
    border-bottom: 1px solid rgba(148, 163, 184, .1);
}
.practice-console__row:last-child {
    border-bottom: 0;
}
.practice-console__row strong {
    color: #e8eef8;
}
.practice-intro {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 480px);
    gap: 28px;
    align-items: end;
    margin-bottom: 28px;
}
.practice-intro h2,
.practice-result h2 {
    margin: 0;
    color: #fff;
    font-size: clamp(28px, 4vw, 42px);
}
.practice-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}
.practice-card {
    display: flex;
    flex-direction: column;
    min-height: 340px;
    padding: 22px;
}
.practice-card--soon {
    opacity: .72;
}
.practice-card__top {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 22px;
    color: #7dd3fc;
    text-transform: uppercase;
}
.practice-card h3 {
    margin: 0 0 8px;
    color: #fff;
    font-size: 26px;
}
.practice-card strong {
    color: #fcd34d;
    font-size: 15px;
}
.practice-card p {
    line-height: 1.65;
}
.practice-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
    margin: auto 0 20px;
}
.practice-tags span {
    padding: 6px 8px;
    border: 1px solid rgba(148, 163, 184, .2);
    border-radius: 999px;
    color: #b6c3d6;
}
.practice-card__soon {
    color: #94a3b8;
    font-size: 14px;
}
.practice-warning {
    padding: 18px 20px;
    margin-bottom: 22px;
    border-left: 4px solid rgba(56, 189, 248, .75);
    line-height: 1.7;
}
.practice-warning strong {
    color: #fff;
}
.practice-mistakes {
    display: grid;
    gap: 12px;
}
.mistake-card {
    overflow: hidden;
}
.mistake-card summary {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 18px 20px;
    color: #fff;
    cursor: pointer;
    list-style: none;
}
.mistake-card summary::-webkit-details-marker {
    display: none;
}
.mistake-card summary span {
    flex: 0 0 auto;
    color: #7dd3fc;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 13px;
}
.mistake-card summary::after {
    content: '+';
    margin-left: auto;
    color: #fcd34d;
    font-size: 22px;
}
.mistake-card[open] summary::after {
    content: '−';
}
.mistake-card__body {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
    padding: 0 20px 20px 52px;
    border-top: 1px solid rgba(148, 163, 184, .12);
}
.mistake-card__body p {
    margin: 8px 0 0;
    line-height: 1.7;
}
.practice-result {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 24px;
    align-items: center;
    margin: 28px 0 18px;
    padding: 26px;
}
.practice-result p {
    line-height: 1.7;
}
@media (max-width: 920px) {
    .practice-hero__grid,
    .practice-intro,
    .practice-grid,
    .mistake-card__body,
    .practice-result {
        grid-template-columns: 1fr;
    }
    .practice-result {
        align-items: start;
    }
}
@media (max-width: 620px) {
    .practice-card,
    .practice-result {
        padding: 20px;
    }
    .mistake-card summary {
        align-items: flex-start;
    }
    .mistake-card__body {
        padding-left: 20px;
    }
}