/* ── ECP360 Technology Section ── */

.tech {
    position: relative;
    overflow: hidden;
    padding: var(--section-padding);
}

.tech-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.tech-gradient {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 300px;
    background: radial-gradient(ellipse, rgba(59, 130, 246, 0.04), transparent 70%);
}

/* Categories */
.tech-categories {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    max-width: 1100px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.tech-category {
    border-radius: var(--radius-xl);
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    padding: 2rem;
    transition: all 0.4s ease;
    opacity: 0;
    transform: translateY(20px);
}

.tech-category.visible {
    opacity: 1;
    transform: translateY(0);
}

.tech-category:hover {
    border-color: var(--border-hover);
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
}

.tech-category-header {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin-bottom: 1.2rem;
}

.tech-category-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.tech-category-icon i,
.tech-category-icon svg { width: 20px; height: 20px; }

.tech-category-icon.purple { background: rgba(168, 85, 247, 0.1); color: #a855f7; border: 1px solid rgba(168, 85, 247, 0.2); }
.tech-category-icon.blue   { background: rgba(59, 130, 246, 0.1); color: #3b82f6; border: 1px solid rgba(59, 130, 246, 0.2); }
.tech-category-icon.cyan   { background: rgba(6, 182, 212, 0.1); color: #06b6d4; border: 1px solid rgba(6, 182, 212, 0.2); }
.tech-category-icon.green  { background: rgba(34, 197, 94, 0.1); color: #22c55e; border: 1px solid rgba(34, 197, 94, 0.2); }
.tech-category-icon.pink   { background: rgba(236, 72, 153, 0.1); color: #ec4899; border: 1px solid rgba(236, 72, 153, 0.2); }
.tech-category-icon.orange { background: rgba(249, 115, 22, 0.1); color: #f97316; border: 1px solid rgba(249, 115, 22, 0.2); }

.tech-category-title {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.tech-list {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.tech-item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.5rem 0.7rem;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.03);
    transition: background 0.2s ease;
}

.tech-item:hover { background: rgba(255, 255, 255, 0.04); }

.tech-item-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    flex-shrink: 0;
}

.tech-item-dot.purple { background: #a855f7; }
.tech-item-dot.blue   { background: #3b82f6; }
.tech-item-dot.cyan   { background: #06b6d4; }
.tech-item-dot.green  { background: #22c55e; }
.tech-item-dot.pink   { background: #ec4899; }
.tech-item-dot.orange { background: #f97316; }

.tech-item-name {
    font-size: 0.84rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Responsive */
@media (max-width: 768px) {
    .tech-categories { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
    .tech-categories { grid-template-columns: 1fr; }
    .tech-category { padding: 1.5rem; }
}