/* ===========================
   Reset & base
   =========================== */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg: #0C0C0C;
  --bg-raised: #131313;
  --grid-line: rgba(255,255,255,0.035);
  --border: rgba(255,255,255,0.07);
  --border-soft: rgba(255,255,255,0.045);
  --text-primary: #F0F0F0;
  --text-secondary: #8a8a8a;
  --text-tertiary: #4a4a4a;
  --accent: #E8601C;
  --accent-dim: rgba(232,96,28,0.4);
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
  position: relative;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--accent);
  color: #fff;
  padding: 8px 16px;
  z-index: 100;
}
.skip-link:focus { left: 8px; top: 8px; }

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ===========================
   Background grid
   =========================== */
.grid-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}

/* ===========================
   Nav
   =========================== */
.nav {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 56px;
  border-bottom: 1px solid var(--border-soft);
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.3px;
}
.nav-logo span { color: var(--accent); }

.nav-links {
  display: flex;
  gap: 40px;
  align-items: center;
}

.nav-links a:not(.nav-cta) {
  font-size: 13px;
  color: var(--text-secondary);
  letter-spacing: 0.2px;
  transition: color 0.2s ease;
}
.nav-links a:not(.nav-cta):hover { color: var(--text-primary); }

.nav-cta {
  font-size: 12px;
  font-weight: 500;
  color: var(--accent);
  border: 1px solid var(--accent-dim);
  padding: 9px 20px;
  border-radius: 3px;
  letter-spacing: 0.3px;
  transition: background 0.2s ease, color 0.2s ease;
}
.nav-cta:hover { background: var(--accent); color: #fff; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  width: 22px;
  height: 1.5px;
  background: var(--text-primary);
  display: block;
}

.mobile-menu {
  display: none;
  flex-direction: column;
  position: relative;
  z-index: 10;
  border-bottom: 1px solid var(--border-soft);
}
.mobile-menu a {
  padding: 16px 24px;
  font-size: 14px;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-soft);
}
.mobile-menu .nav-cta {
  margin: 16px 24px;
  text-align: center;
  border-bottom: 1px solid var(--accent-dim);
}
.mobile-menu.open { display: flex; }

/* ===========================
   Hero
   =========================== */
.hero {
  position: relative;
  z-index: 5;
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-bottom: 1px solid var(--border-soft);
}

.hero-left {
  padding: 88px 56px;
  border-right: 1px solid var(--border-soft);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero-eyebrow {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 2.5px;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 28px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.hero-eyebrow::before {
  content: '';
  width: 28px;
  height: 1px;
  background: var(--accent);
}

.hero-name {
  font-family: var(--font-display);
  font-size: 64px;
  font-weight: 700;
  line-height: 0.98;
  letter-spacing: -2.5px;
  margin-bottom: 32px;
}
.hero-name .dot { color: var(--accent); }

.hero-tagline {
  font-family: var(--font-display);
  font-size: 23px;
  font-weight: 500;
  letter-spacing: -0.4px;
  line-height: 1.4;
  margin-bottom: 28px;
}
.hero-tagline .accent-line { color: var(--text-secondary); font-weight: 400; }

.hero-sub {
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text-secondary);
  max-width: 420px;
  margin-bottom: 44px;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  padding: 13px 28px;
  border-radius: 3px;
  letter-spacing: 0.2px;
  display: inline-block;
  transition: opacity 0.2s ease;
}
.btn-primary:hover { opacity: 0.88; }

.btn-secondary {
  color: var(--text-primary);
  font-size: 13px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 2px;
  transition: border-color 0.2s ease, color 0.2s ease;
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }

.hero-right {
  position: relative;
  padding: 88px 56px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero-graphic {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.5;
  z-index: 0;
}

.metrics-label {
  position: relative;
  z-index: 1;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 2px;
  color: var(--text-tertiary);
  text-transform: uppercase;
  margin-bottom: 8px;
}

.metric-item {
  position: relative;
  z-index: 1;
  padding: 22px 0;
  border-bottom: 1px solid var(--border-soft);
  display: flex;
  align-items: baseline;
  gap: 24px;
}
.metric-item:first-of-type { margin-top: 16px; }

.metric-num {
  font-family: var(--font-display);
  font-size: 42px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -1.5px;
  line-height: 1;
  min-width: 90px;
  white-space: nowrap;
}
.metric-pct { font-size: 24px; }

.metric-title {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 3px;
  line-height: 1.4;
}

.metric-sub {
  font-size: 11.5px;
  color: var(--text-tertiary);
}

/* ===========================
   Location bar
   =========================== */
.location-bar {
  position: relative;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 22px 56px;
  border-bottom: 1px solid var(--border-soft);
  flex-wrap: wrap;
}

.loc-item {
  font-size: 14px;
  color: var(--text-primary);
  letter-spacing: 0.2px;
  font-weight: 500;
}
.loc-item--accent {
  color: var(--accent);
}

.loc-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent);
  display: inline-block;
}

/* ===========================
   Sections, general
   =========================== */
.section {
  position: relative;
  z-index: 5;
  padding: 80px 56px;
  border-bottom: 1px solid var(--border-soft);
}
.section--flush { padding-left: 0; padding-right: 0; }
.section--flush .section-head { padding: 0 56px 40px; }

.section-eyebrow {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 2.5px;
  color: var(--text-secondary);
  text-transform: uppercase;
  margin-bottom: 44px;
  display: flex;
  align-items: center;
  gap: 16px;
}
.section-eyebrow::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border-soft);
}
.section--flush .section-eyebrow { margin-bottom: 0; }

/* ===========================
   Experience
   =========================== */
.work-grid { display: flex; flex-direction: column; }

.work-item {
  display: grid;
  grid-template-columns: 190px 1fr auto;
  gap: 36px;
  padding: 36px 0;
  border-bottom: 1px solid var(--border-soft);
  align-items: start;
}
.work-item--condensed .work-desc { max-width: 560px; }

.work-company {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 1px;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 5px;
}

.work-period { font-size: 11px; color: var(--text-tertiary); }

.work-role {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.3px;
  margin-bottom: 12px;
}

.work-desc {
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--text-secondary);
  max-width: 600px;
}

.work-tag {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 1px;
  color: var(--text-tertiary);
  border: 1px solid var(--border);
  padding: 5px 11px;
  border-radius: 2px;
  white-space: nowrap;
  text-transform: uppercase;
  margin-top: 4px;
}

.work-footnote {
  font-size: 12px;
  color: var(--text-tertiary);
  padding: 24px 0 0;
}

/* ===========================
   Case studies
   =========================== */
.case-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1px;
  background: var(--border-soft);
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
}

.case-card {
  background: var(--bg);
  padding: 40px 36px;
  display: flex;
  flex-direction: column;
  min-height: 260px;
  transition: background 0.2s ease;
}
.case-card:hover { background: var(--bg-raised); }

.case-num {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 2px;
  margin-bottom: 32px;
}

.case-title {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 600;
  letter-spacing: -0.4px;
  line-height: 1.3;
  margin-bottom: 12px;
}

.case-org {
  font-size: 11px;
  color: var(--text-tertiary);
  letter-spacing: 0.4px;
  margin-bottom: 24px;
}

.case-metric {
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -1px;
  margin-bottom: 3px;
}

.case-metric-label {
  font-size: 11px;
  color: var(--text-tertiary);
  margin-bottom: 24px;
}

.case-desc {
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 24px;
  flex: 1;
}

.case-link {
  font-size: 11px;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* ===========================
   How I work
   =========================== */
.principles-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 48px;
}

.principle-title {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.2px;
  line-height: 1.4;
  margin-bottom: 12px;
}

.principle-desc {
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-secondary);
}

/* ===========================
   About
   =========================== */
.about-text {
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-secondary);
  max-width: 680px;
  margin-bottom: 24px;
}

.about-edu {
  font-size: 11.5px;
  color: var(--text-tertiary);
  letter-spacing: 0.3px;
}

/* ===========================
   Contact
   =========================== */
.contact-section {
  position: relative;
  z-index: 5;
  padding: 96px 56px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  border-bottom: 1px solid var(--border-soft);
}

.contact-headline {
  font-family: var(--font-display);
  font-size: 38px;
  font-weight: 700;
  letter-spacing: -1.5px;
  line-height: 1.15;
  margin-bottom: 18px;
}

.contact-sub {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.75;
  max-width: 420px;
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.contact-link {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 20px 24px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg-raised);
  transition: border-color 0.2s ease;
}
.contact-link:hover { border-color: var(--accent-dim); }

.contact-link-label {
  font-size: 14px;
  color: var(--text-primary);
  font-weight: 500;
}

.contact-link-val {
  font-size: 12px;
  color: var(--text-tertiary);
}

/* ===========================
   Footer
   =========================== */
.footer-bar {
  position: relative;
  z-index: 5;
  padding: 22px 56px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-copy,
.footer-tools,
.footer-built {
  font-size: 10.5px;
  color: var(--text-tertiary);
}

/* ===========================
   Responsive
   =========================== */
@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; }
  .hero-left { border-right: none; border-bottom: 1px solid var(--border-soft); padding: 64px 32px; }
  .hero-right { padding: 56px 32px; }
  .hero-name { font-size: 48px; }
  .work-item { grid-template-columns: 1fr; gap: 12px; }
  .work-tag { margin-top: 0; }
  .case-grid { grid-template-columns: 1fr; }
  .principles-grid { grid-template-columns: 1fr; gap: 36px; }
  .contact-section { grid-template-columns: 1fr; gap: 48px; }
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .section { padding: 56px 32px; }
  .section--flush .section-head { padding: 0 32px 32px; }
  .footer-bar { flex-direction: column; align-items: flex-start; padding: 24px 32px; }
}

@media (max-width: 600px) {
  .nav { padding: 18px 24px; }
  .hero-name { font-size: 40px; }
  .hero-tagline { font-size: 19px; }
  .metric-num { font-size: 34px; min-width: 70px; }
  .contact-headline { font-size: 28px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}