/* --- Projects Grid --- */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 3rem;
    max-width: 1100px;
    margin: 0 auto;
}

.project-card {
    background: var(--card-bg);
    backdrop-filter: blur(8px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--glass-shadow);
}

.project-info {
    padding: 2.5rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.project-details-top {
    margin-bottom: 2rem;
}

.section-subtitle {
    margin-bottom: 4rem;
    text-align: center;
}

.cert-back {
    margin-top: 5rem;
    max-width: 1100px;
    margin-left: auto;
    margin-right: auto;
    text-align: left;
}

.project-info h3 {
    font-size: 1.6rem;
    margin-bottom: 0.8rem;
    color: var(--text-color);
    font-weight: 700;
}

.project-info p {
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.6;
    margin: 0;
}

.btn-small-project {
    align-self: flex-start;
    padding: 0.6rem 1.8rem;
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    transition: all 0.3s ease;
}

.btn-small-project:hover {
    background: var(--primary-color);
    color: #fff;
    box-shadow: 0 5px 15px rgba(108, 99, 255, 0.3);
    transform: translateY(-2px);
}