.heading-line {
    width: 60px;
    height: 4px;
    background: var(--primary-color);
    margin-top: 10px;
    border-radius: 2px;
}

.letter-spacing-2 {
    letter-spacing: 2px;
}

/* 1. Skill Cards (Soft & Technical) */
.skill-card {
    background: rgba(255, 255, 255, 0.03); /* شفافية خفيفة جداً */
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    transition: all 0.3s ease;
}

[data-bs-theme="light"] .skill-card {
    background: #f8f9fa;
    border: 1px solid #e9ecef;
}

.skill-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 5px 15px rgba(59, 130, 246, 0.15);
}

.icon-box-sm {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 2. Tools Icons Row */
.tool-item {
    width: 80px;
    transition: transform 0.3s;
}

.tool-item:hover {
    transform: translateY(-5px);
}

.tool-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px; /* حجم الأيقونة */
    margin: 0 auto 10px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.3s ease;
}

[data-bs-theme="light"] .tool-icon {
    background: #fff;
    border-color: #dee2e6;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.tool-item:hover .tool-icon {
    border-color: var(--primary-color);
    background: rgba(59, 130, 246, 0.05);
}

.tool-name {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
}