.site-header { position: fixed; top: 0; left: 0; right: 0; z-index: 100; height: 60px; transition: background .2s, box-shadow .2s; }
.site-header.scrolled { background: rgba(255,255,255,.95); backdrop-filter: blur(8px); box-shadow: 0 1px 0 #e2e8f0; }
.nav-wrap { height: 100%; display: flex; justify-content: space-between; align-items: center; }
.brand { font-weight: 600; font-size: 18px; }
.desktop-nav { display: flex; gap: 32px; color: var(--color-text-secondary); }
.desktop-nav a:hover { color: var(--color-text-primary); }
.hamburger { display: none; border: 0; background: none; }
.hamburger span { display: block; width: 20px; height: 2px; margin: 4px 0; background: #171717; }
.mobile-nav { position: fixed; inset: 0; background: #fff; display: none; flex-direction: column; justify-content: center; align-items: center; gap: 20px; font-size: 28px; font-weight: 600; }
.mobile-nav.open { display: flex; }
#mobile-close { position: absolute; top: 20px; right: 20px; border: 0; background: none; font-size: 32px; }
.hero-sub { margin: 8px 0 12px; }
.heading-underline { display: block; width: 0; height: 3px; background: var(--gold); margin: 12px 0 32px; transition: width 500ms ease-out; }
.heading-underline.is-visible, .hero-underline { width: 56px; }
.heading-underline.centered { margin-inline: auto; }
.btn { border-radius: var(--radius-md); padding: 12px 24px; font-size: 15px; font-weight: 600; transition: var(--transition-fast); }
.btn-primary { background: var(--gold); color: #fff; }
.btn-primary:hover { background: var(--brown); transform: translateY(-1px); }
.btn-secondary { border: 1.5px solid var(--color-border); }
.btn-secondary:hover { border-color: var(--brown); color: var(--brown); }
.cta-row { display: flex; gap: 12px; margin-top: 24px; flex-wrap: wrap; }
.gsc-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: 20px; }
.gsc-card-header { display: flex; justify-content: space-between; }
.gsc-label,.gsc-period { font-family: var(--font-mono); font-size: 10px; color: var(--color-text-secondary); }
.gsc-trend { font-family: var(--font-mono); font-size: 10px; }
.gsc-trend.up { color: var(--accent-green); }
.gsc-number { font-size: 38px; font-weight: 700; font-variant-numeric: tabular-nums; }
.gsc-sparkline { height: 28px; margin: 8px 0; }
.gsc-sparkline polyline { fill: none; stroke: var(--gold); stroke-width: 1.5; }
.marquee-strip { border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); background: var(--color-surface); padding: 14px 0; margin-top: 60px; display: flex; overflow: hidden; }
.marquee-label { font-family: var(--font-mono); font-size: 10px; padding: 0 24px; border-right: 1px solid var(--color-border); white-space: nowrap; color: var(--color-text-secondary); }
.marquee-track { display: flex; gap: 12px; padding-left: 14px; animation: marquee 30s linear infinite; }
.keyword-pill,.skill-pill,.tag-pill { font-family: var(--font-mono); border: 1px solid var(--color-border); border-radius: var(--radius-pill); padding: 4px 12px; background: #fff; font-size: 12px; }
.service-card,.project-card,.case-study-card { border: 1px solid var(--color-border); border-radius: var(--radius-lg); transition: var(--transition-normal); background: #fff; }
.service-card:hover,.project-card:hover,.case-study-card:hover { transform: translateY(-4px); border-color: var(--gold); box-shadow: var(--shadow-hover); }
.service-card { padding: 32px; display: flex; flex-direction: column; gap: 16px; }
.service-card svg { width: 32px; height: 32px; stroke: var(--gold); fill: none; stroke-width: 1.5; }
.tag-row,.pill-grid { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.service-best-for { font-size: 13px; color: var(--color-text-secondary); }
.service-best-for .label { font-weight: 600; color: var(--color-text-primary); }
.case-study-card { padding: 40px; display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.mini-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.mini-gsc-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: 16px; }
.mini-gsc-card strong { font-size: 28px; display:block; }
.mini-gsc-card span { font-family: var(--font-mono); font-size: 10px; color: var(--color-text-secondary); }
.case-cta { color: var(--gold); font-weight: 600; display: inline-flex; gap: 6px; margin-top: 18px; }
.case-cta:hover { color: var(--brown); gap: 10px; }
.type-badge { font-family: var(--font-mono); font-size: 10px; padding: 3px 10px; border-radius: var(--radius-pill); width: fit-content; text-transform: uppercase; }
.badge-pipeline { background: rgba(168,142,103,.1); color: var(--brown); }
.badge-tool { background: var(--accent-blue-light); color: var(--accent-blue); }
.badge-skill { background: var(--accent-green-light); color: var(--accent-green); }
.badge-results { background: #fef9ee; color: #92400e; }
.project-card { padding: 28px; display: flex; flex-direction: column; gap: 12px; }
.process-step { position: relative; flex: 1; padding-top: 48px; }
.step-bg-number { position: absolute; top: 0; left: 0; font-size: 96px; font-weight: 700; color: #f1f5f9; }
.step-circle { width: 36px; height: 36px; border-radius: 50%; background: var(--gold); color: #fff; display: flex; align-items: center; justify-content: center; margin-bottom: 16px; }
.step-content { position: relative; z-index: 1; }
.step-content h3 { font-size: 16px; margin-bottom: 8px; }
.step-content p { font-size: 14px; color: var(--color-text-secondary); line-height: 1.6; }
.process-connector { flex: 0 0 40px; border-top: 1.5px dashed var(--gold); margin-top: 60px; opacity: .4; height: 1px; }
.about-meta { margin-top: 32px; }