.portfolio-section { padding: 100px 48px; max-width: 1200px; margin: 0 auto; }
.section-header { margin-bottom: 64px; }
.section-tag { font-family: var(--font-mono); font-size: 14px; color: var(--orange); letter-spacing: 0.3em; text-transform: uppercase; margin-bottom: 12px; display: flex; align-items: center; gap: 10px; }
.section-tag::after { content: ''; flex: 1; max-width: 80px; height: 1px; background: var(--border); }
.section-title { font-family: var(--font-display); font-size: clamp(1.6rem,4vw,2.5rem); font-weight: 700; color: #fff; letter-spacing: 0.05em; }