:root {
    --tb-pink:       #FA5053;
    --tb-pink-light: #FFF1F1;
    --tb-dark:       #111111;
    --tb-text:       #555555;
    --tb-bg:         #ffffff;
    --tb-border:     #f0f0f0;
    --tb-font-bn:    'Anek Bangla', sans-serif;
    --tb-font-en:    'Poppins', sans-serif;
}

.tb-wrapper {
    background-color: #fafafa;
    padding: 35px 0;
    margin: 10px 0;
    border-top: 1px solid #f2f2f2;
    border-bottom: 1px solid #f2f2f2;
}

.tb-container {
    width: 100%;
    max-width: 1320px;
    margin: 0 auto;
    padding: 0 15px;
}

.tb-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.tb-card {
    background: var(--tb-bg);
    border: 1px solid var(--tb-border);
    border-radius: 20px;
    padding: 30px 25px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.02);
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.tb-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 15px 35px rgba(250, 80, 83, 0.1);
    border-color: rgba(250, 80, 83, 0.2);
}

.tb-icon-wrap {
    width: 70px;
    height: 70px;
    background: var(--tb-pink-light);
    color: var(--tb-pink);
    border-radius: 18px; 
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 20px;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.tb-icon-wrap svg {
    width: 32px;
    height: 32px;
    stroke-width: 1.5;
    transition: all 0.4s ease;
}

.tb-card:hover .tb-icon-wrap {
    background: var(--tb-pink);
    color: #ffffff;
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 8px 20px rgba(250, 80, 83, 0.3);
}

.tb-title {
    font-family: var(--tb-font-en);
    font-size: 20px;
    font-weight: 700;
    color: var(--tb-dark);
    margin: 0 0 12px 0;
    letter-spacing: 0.3px;
}

.tb-desc {
    font-family: var(--tb-font-bn);
    font-size: 15px;
    color: var(--tb-text);
    margin: 0;
    line-height: 1.6;
}

@media (max-width: 991px) {
    .tb-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
    .tb-wrapper { padding: 40px 0; }
}

@media (max-width: 768px) {
    .tb-wrapper { 
        padding: 25px 0; 
        margin: 10px 0;
    }
    .tb-grid { 
        grid-template-columns: repeat(2, 1fr); 
        gap: 15px; 
    }
    .tb-card { 
        padding: 25px 15px; 
        border-radius: 16px; 
    }
    .tb-icon-wrap { 
        width: 55px; 
        height: 55px; 
        border-radius: 14px; 
        margin-bottom: 15px; 
    }
    .tb-icon-wrap svg { 
        width: 26px; 
        height: 26px; 
    }
    .tb-title { 
        font-size: 16px;
        margin-bottom: 8px; 
    }
    .tb-desc { 
        font-size: 13px;
        line-height: 1.5; 
    }
}

@media (max-width: 420px) {
    .tb-grid { gap: 10px; }
    .tb-card { padding: 20px 10px; }
    .tb-title { font-size: 14px; }
    .tb-desc { font-size: 12px; }
}