/* sticky left panel */
.solutions-left {
    position: sticky;
    top: 120px;
    height: max-content;
}

.solutions-intro h3 {
    font-size: 22px;
    font-weight: 700;
    color: #111827;
    margin-bottom: 10px;
}

.solutions-intro p {
    color: #6b7280;
    margin-bottom: 20px;
}

/* button */
.solutions-main-btn {
    background: linear-gradient(90deg, #2563eb, #60a5fa);
    color: white;
    padding: 14px 28px;
    border-radius: 12px;
    font-weight: 600;
    transition: .3s;
}

.solutions-main-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(37, 99, 235, .25);
}

/* card stack */
.solutions-stack {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 40px;
}

/* cards */
.solution-card {
    background: white;
    border-radius: 24px;
    padding: 40px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, .06);
    border: 1px solid #e5e7eb;
    transition: .45s cubic-bezier(.22, 1, .36, 1);
}

.solution-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 30px 80px rgba(37, 99, 235, .18);
}

/* tag badge */
.tag {
    display: inline-block;
    background: #e0edff;
    color: #2563eb;
    padding: 6px 14px;
    border-radius: 999px;
    font-weight: 600;
    margin-bottom: 12px;
}

.solution-card h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 10px;
    color: #0f172a;
}

.solution-card p {
    color: #64748b;
    line-height: 1.7;
}