.rl-library-panel {
    background: #fff;
    border: 1px solid #dce6ef;
    border-radius: 8px;
    box-shadow: 0 10px 28px rgba(33, 66, 82, .06);
    margin-bottom: 18px;
    padding: 16px;
}

.rl-library-toolbar {
    align-items: flex-start;
    display: flex;
    gap: 16px;
    justify-content: space-between;
}

.rl-library-eyebrow {
    background: #f8fafc;
    border: 1px solid #dce6ef;
    border-radius: 999px;
    color: #8a4b58;
    display: inline-flex;
    font-size: .82rem;
    font-weight: 800;
    margin-bottom: 4px;
    padding: 5px 9px;
    text-transform: uppercase;
}

.rl-library-heading {
    color: #214252;
    font-size: 1.26rem;
    font-weight: 900;
    line-height: 1.25;
    margin: 0;
}

.rl-library-subtitle {
    color: #64748b;
    margin: 5px 0 0;
}

.rl-library-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: flex-end;
}

.rl-library-stat {
    background: #f8fafc;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    color: #214252;
    font-size: .86rem;
    font-weight: 800;
    padding: 8px 10px;
}

.rl-library-controls {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 14px;
}

.rl-library-tabs {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.rl-library-chip {
    align-items: center;
    background: #fff;
    border: 1px solid #cbd5e1;
    border-radius: 999px;
    color: #214252;
    display: inline-flex;
    font-size: .9rem;
    font-weight: 800;
    gap: 7px;
    line-height: 1;
    padding: 10px 13px;
    text-decoration: none;
}

.rl-library-chip:not(.category) {
    --skill-bg: #fff1f2;
    --skill-border: #fecdd3;
    --skill-color: #b42333;
    --skill-shadow: rgba(180, 35, 51, .1);
    background: var(--skill-bg);
    border-color: var(--skill-border);
    box-shadow: 0 6px 14px var(--skill-shadow);
    color: var(--skill-color);
    font-size: .94rem;
    padding: 11px 15px;
}

.rl-library-chip.skill-speaking {
    --skill-bg: #eff6ff;
    --skill-border: #bfdbfe;
    --skill-color: #2563eb;
    --skill-shadow: rgba(37, 99, 235, .1);
}

.rl-library-chip.skill-reading {
    --skill-bg: #ecfdf5;
    --skill-border: #bbf7d0;
    --skill-color: #15803d;
    --skill-shadow: rgba(21, 128, 61, .1);
}

.rl-library-chip.skill-listening {
    --skill-bg: #fff7ed;
    --skill-border: #fed7aa;
    --skill-color: #c2410c;
    --skill-shadow: rgba(194, 65, 12, .1);
}

.rl-library-chip.skill-full {
    --skill-bg: #dc2626;
    --skill-border: #b91c1c;
    --skill-color: #fff;
    --skill-shadow: rgba(220, 38, 38, .22);
    border-width: 0;
    box-shadow: 0 10px 22px var(--skill-shadow);
    color: #fff;
    flex: 0 0 auto;
    justify-content: center;
    line-height: 1.15;
    padding: 11px 16px;
    width: auto;
}

.rl-library-chip.skill-full:hover {
    background: #b91c1c;
    box-shadow: 0 12px 26px rgba(185, 28, 28, .26);
    color: #fff;
    transform: translateY(-1px);
}

.rl-library-chip i {
    font-size: 1rem;
}

.rl-library-chip:not(.category):not(.skill-full):hover,
.rl-library-chip:not(.category):not(.skill-full).active {
    background: var(--skill-color);
    border-color: var(--skill-color);
    box-shadow: 0 8px 18px var(--skill-shadow);
    color: #fff;
}

.rl-library-chip.category:hover,
.rl-library-chip.category.active {
    background: #214252;
    border-color: #214252;
    color: #fff;
}

.rl-library-search {
    flex: 1 1 260px;
    margin-left: auto;
    position: relative;
}

.rl-library-search i {
    color: #94a3b8;
    left: 13px;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
}

.rl-library-search input {
    border: 1px solid #cbd5e1;
    border-radius: 999px;
    color: #214252;
    font-weight: 700;
    min-height: 42px;
    padding-left: 38px;
}

.rl-library-search input:focus {
    border-color: #214252;
    box-shadow: 0 0 0 .18rem rgba(33, 66, 82, .12);
}

.rl-test-grid {
    display: grid;
    gap: 14px;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
}

.rl-test-card-wrap {
    display: block;
}

.rl-test-card {
    background: #fff;
    border: 1px solid #dce6ef;
    border-radius: 8px;
    box-shadow: 0 8px 20px rgba(33, 66, 82, .06);
    color: #214252;
    display: flex;
    flex-direction: column;
    gap: 10px;
    height: 100%;
    min-height: 184px;
    padding: 14px;
    text-decoration: none;
    transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}

.rl-test-card:hover {
    border-color: #9fc7dc;
    box-shadow: 0 14px 28px rgba(33, 66, 82, .1);
    color: #214252;
    transform: translateY(-2px);
}

.rl-test-card-top {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
}

.rl-test-badge {
    align-items: center;
    border-radius: 999px;
    color: #fff;
    display: inline-flex;
    font-size: .75rem;
    font-weight: 900;
    gap: 5px;
    line-height: 1;
    padding: 7px 9px;
}

.rl-test-badge.reading {
    background: #15803d;
}

.rl-test-badge.listening {
    background: #ea580c;
}

.rl-test-part {
    background: #f8fafc;
    border: 1px solid #e5e7eb;
    border-radius: 999px;
    color: #475569;
    font-size: .75rem;
    font-weight: 900;
    line-height: 1;
    padding: 7px 9px;
}

.rl-test-title {
    color: #214252;
    font-size: 1rem;
    font-weight: 900;
    line-height: 1.35;
    margin: 0;
}

.rl-test-types {
    color: #64748b;
    font-size: .9rem;
    line-height: 1.45;
    margin: 0;
}

.rl-test-meta {
    align-items: center;
    color: #64748b;
    display: flex;
    flex-wrap: wrap;
    font-size: .84rem;
    gap: 9px;
    margin-top: auto;
}

.rl-test-meta span {
    align-items: center;
    display: inline-flex;
    gap: 5px;
}

.rl-test-action {
    align-items: center;
    border-top: 1px solid #eef2f7;
    color: #c8293d;
    display: flex;
    font-weight: 900;
    justify-content: space-between;
    padding-top: 10px;
}

.rl-part-block {
    margin-bottom: 24px;
    padding: 14px 14px 16px;
}

.rl-part-head {
    --part-bg-start: #fff1f2;
    --part-bg-end: #fff7ed;
    --part-border: #fecdd3;
    --part-caption: #8a4b58;
    --part-color: #b42333;
    --part-shadow: rgba(180, 35, 51, .14);
    align-items: center;
    background: linear-gradient(90deg, var(--part-bg-start) 0%, var(--part-bg-end) 100%);
    border: 1px solid var(--part-border);
    border-left: 4px solid var(--part-color);
    border-radius: 8px;
    display: flex;
    gap: 12px;
    margin: 2px 0 14px;
    padding: 12px;
}

.rl-part-head.reading {
    --part-bg-start: #ecfdf5;
    --part-bg-end: #f8fafc;
    --part-border: #bbf7d0;
    --part-caption: #3f6d52;
    --part-color: #15803d;
    --part-shadow: rgba(21, 128, 61, .14);
}

.rl-part-head.listening {
    --part-bg-start: #fff7ed;
    --part-bg-end: #f8fafc;
    --part-border: #fed7aa;
    --part-caption: #85543a;
    --part-color: #c2410c;
    --part-shadow: rgba(194, 65, 12, .14);
}

.rl-part-icon {
    align-items: center;
    background: var(--part-color);
    border: 1px solid var(--part-color);
    border-radius: 8px;
    box-shadow: 0 8px 16px var(--part-shadow);
    color: #fff;
    display: inline-flex;
    flex: 0 0 auto;
    height: 44px;
    justify-content: center;
    width: 44px;
}

.rl-part-icon i {
    font-size: 1.15rem;
    line-height: 1;
}

.rl-part-title {
    color: var(--part-color);
    font-size: 1.22rem;
    font-weight: 900;
    line-height: 1.3;
    margin: 0;
}

.rl-part-caption {
    color: var(--part-caption);
    font-size: .9rem;
    font-weight: 700;
    margin: 2px 0 0;
}

@media (max-width: 767.98px) {
    .rl-library-toolbar {
        display: block;
    }

    .rl-library-stats {
        justify-content: flex-start;
        margin-top: 12px;
    }

    .rl-library-search {
        flex-basis: 100%;
        margin-left: 0;
    }

    .rl-library-chip,
    .rl-library-search {
        width: 100%;
    }

    .rl-library-chip {
        justify-content: center;
    }

    .rl-test-grid {
        grid-template-columns: 1fr;
    }

    .rl-part-block {
        padding: 12px;
    }
}