.tk-wrapper {
    background-color: #fafafa;
    min-height: 100vh;
    padding: 0 0 100px;
    color: #111827;
}

.tk-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
    padding: 16px 8px;
}

@media (min-width: 992px) {
    .tk-grid {
        grid-template-columns: 1.2fr 1fr;
        gap: 40px;
        padding: 32px;
    }
}

/* Main Card Style */
.tk-main-card {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 24px;
    padding: 40px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.02);
    display: flex;
    flex-direction: column;
    gap: 24px;
    align-self: start;
}

.tk-card-header {
    display: flex;
    align-items: center;
    gap: 16px;
    border-bottom: 1px solid #f1f5f9;
    padding-bottom: 20px;
}

.tk-icon-wrapper {
    width: 54px;
    height: 54px;
    border-radius: 16px;
    background-color: #eff6ff;
    color: #2563eb;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.tk-card-title {
    font-size: 22px;
    font-weight: 700;
    color: #1e293b;
    margin: 0;
}

.tk-card-body {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.tk-lead-paragraph {
    font-size: 16px;
    line-height: 1.8;
    color: #475569;
    font-weight: 400;
    margin: 0;
}

.tk-highlight-box {
    position: relative;
    background-color: #f8fafc;
    border-left: 4px solid #2563eb;
    border-radius: 4px 16px 16px 4px;
    padding: 24px 30px 24px 45px;
    margin-top: 10px;
}

.tk-quote-icon {
    position: absolute;
    top: 20px;
    left: 15px;
    font-size: 20px;
    color: #cbd5e1;
}

.tk-highlight-box p {
    font-size: 14.5px;
    line-height: 1.6;
    color: #64748b;
    font-style: italic;
    margin: 0;
}

/* Sidebar Grid & Cards */
.tk-sidebar-grid {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.tk-reg-card {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.02);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.tk-reg-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 30px rgba(0, 0, 0, 0.05);
}

.tk-reg-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 99px;
    background-color: #fef2f2;
    color: #dc2626;
    border: 1px solid #fee2e2;
    margin-bottom: 16px;
}

.tk-reg-badge.badge-blue {
    background-color: #f0fdf4;
    color: #16a34a;
    border: 1px solid #dcfce7;
}

.tk-reg-title {
    font-size: 18px;
    font-weight: 700;
    color: #1e293b;
    margin: 0 0 12px;
}

.tk-reg-desc {
    font-size: 14px;
    line-height: 1.7;
    color: #475569;
    margin: 0;
}

.tk-reg-desc strong {
    color: #1e293b;
    font-weight: 600;
}