:root {
  --accent-h: 175;
}

:root[data-theme="dark"] {
  --bg: #0b0d0f;
  --bg-nav: rgba(11, 13, 15, .82);
  --bg-elevated: #141719;
  --text: #f3f5f6;
  --text-muted: #a3adb2;
  --text-faint: #6b7478;
  --border: #24292c;
  --accent: oklch(0.75 0.14 var(--accent-h));
  --accent-contrast: #06110d;
  --accent-soft: oklch(0.75 0.14 var(--accent-h) / 0.14);
}

:root[data-theme="light"] {
  --bg: #fbfcfc;
  --bg-nav: rgba(251, 252, 252, .82);
  --bg-elevated: #f1f3f3;
  --text: #14181a;
  --text-muted: #565f62;
  --text-faint: #8a9295;
  --border: #dfe4e5;
  --accent: oklch(0.55 0.13 var(--accent-h));
  --accent-contrast: #f3f5f6;
  --accent-soft: oklch(0.55 0.13 var(--accent-h) / 0.10);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  -webkit-font-smoothing: antialiased;
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
}

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

@keyframes spin { to { transform: rotate(360deg); } }

.page {
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  transition: background .3s ease, color .3s ease;
}

.mono { font-family: 'IBM Plex Mono', monospace; }

/* NAV */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px clamp(20px, 5vw, 64px);
  background: var(--bg-nav);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.logo {
  font-family: 'IBM Plex Mono', monospace;
  font-weight: 600;
  font-size: 15px;
  letter-spacing: .02em;
  color: var(--text);
}

.accent { color: var(--accent); }

.nav-right {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links {
  display: flex;
  gap: 28px;
}

.nav-links a {
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 500;
}

.nav-links a:hover { color: var(--text); }

.theme-toggle {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}

/* HERO */
.hero {
  max-width: 1120px;
  margin: 0 auto;
  padding: clamp(72px, 12vw, 140px) clamp(20px, 5vw, 64px) clamp(56px, 8vw, 96px);
}

.eyebrow {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 14px;
  color: var(--accent);
  letter-spacing: .04em;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: clamp(40px, 6vw, 64px);
  line-height: 1.05;
  font-weight: 800;
  margin: 0 0 24px;
  letter-spacing: -0.02em;
  max-width: 820px;
}

.hero h2 {
  font-size: clamp(19px, 2.4vw, 26px);
  font-weight: 600;
  line-height: 1.4;
  margin: 0 0 20px;
  color: var(--text);
  max-width: 760px;
}

.muted { color: var(--text-muted); font-weight: 500; }

.lede {
  font-size: 17px;
  line-height: 1.6;
  color: var(--text-muted);
  max-width: 620px;
  margin: 0 0 40px;
}

.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 64px;
}

.btn {
  padding: 14px 28px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 15px;
  display: inline-block;
}

.btn-primary {
  background: var(--accent);
  color: var(--accent-contrast);
}

.btn-secondary {
  background: var(--bg-elevated);
  color: var(--text);
  border: 1px solid var(--border);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .7s ease, transform .7s ease;
}

.stats-grid.visible {
  opacity: 1;
  transform: translateY(0);
}

.stat-card {
  background: var(--bg-elevated);
  padding: 24px;
}

.stat-value {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 32px;
  font-weight: 600;
  color: var(--text);
}

.stat-label {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 6px;
}

/* SECTIONS */
.section {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 64px) clamp(80px, 10vw, 120px);
}

.section-grid {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 48px;
}

.section-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  color: var(--text-muted);
  letter-spacing: .04em;
  padding-top: 6px;
}

.section-label.center {
  color: var(--accent);
  padding-top: 0;
  margin-bottom: 14px;
}

.about-text {
  font-size: 20px;
  line-height: 1.7;
  color: var(--text);
  max-width: 720px;
  margin: 0;
}

/* EXPERIENCE */
.experience-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 760px;
}

.job {
  padding: 32px 0;
  border-bottom: 1px solid var(--border);
}

.job-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 6px;
}

.job-title {
  font-size: 19px;
  font-weight: 700;
  margin: 0;
  color: var(--text);
}

.job-dates {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  color: var(--accent);
}

.job-company {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.job-bullets {
  margin: 0;
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.job-bullets li {
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-muted);
}

/* BANDS */
.band {
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.band-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: clamp(72px, 10vw, 110px) clamp(20px, 5vw, 64px);
}

.section-heading {
  text-align: center;
  margin-bottom: 56px;
}

.section-heading h2 {
  font-size: clamp(28px, 4vw, 38px);
  font-weight: 800;
  margin: 0;
  letter-spacing: -0.01em;
}

/* PROJECTS */
.projects-list {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 64px) clamp(80px, 10vw, 120px);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.project-card {
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: start;
  background: var(--bg-elevated);
}

.project-head {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.project-head h3 {
  font-size: 19px;
  font-weight: 700;
  margin: 0;
}

.project-tag {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 3px 9px;
  border-radius: 6px;
}

.project-desc {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--text-muted);
  margin: 0 0 14px;
  max-width: 640px;
}

.project-stack {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12.5px;
  color: var(--text-faint);
}

.project-links {
  display: flex;
  gap: 10px;
  flex-shrink: 0;
}

.project-link {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  border: 1px solid var(--border);
  padding: 9px 16px;
  border-radius: 8px;
}

/* SKILLS */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 16px;
}

.skill-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.skill-abbr {
  width: 40px;
  height: 40px;
  border-radius: 9px;
  background: var(--accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
}

.skill-name {
  font-size: 12.5px;
  color: var(--text-muted);
  text-align: center;
}

/* EDUCATION */
.edu-title {
  font-size: 19px;
  font-weight: 700;
  margin: 0 0 8px;
}

.edu-school {
  font-size: 14.5px;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.edu-dates {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  color: var(--accent);
}

/* CONTACT */
.contact {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 64px) clamp(100px, 12vw, 140px);
  text-align: center;
}

.contact h2 {
  font-size: clamp(30px, 5vw, 46px);
  font-weight: 800;
  margin: 0 0 20px;
  letter-spacing: -0.01em;
}

.contact-lede {
  font-size: 16px;
  color: var(--text-muted);
  max-width: 480px;
  margin: 0 auto 36px;
}

.contact-email {
  font-size: 20px;
  font-weight: 600;
  color: var(--text);
  display: inline-block;
  margin-bottom: 32px;
  border-bottom: 2px solid var(--accent);
  padding-bottom: 4px;
}

.contact-links {
  display: flex;
  justify-content: center;
  gap: 16px;
}

.footer {
  border-top: 1px solid var(--border);
  padding: 28px clamp(20px, 5vw, 64px);
  text-align: center;
  font-size: 13px;
  color: var(--text-faint);
  font-family: 'IBM Plex Mono', monospace;
}

@media (max-width: 720px) {
  .nav-links { display: none; }
  .section-grid { grid-template-columns: 1fr; gap: 16px; }
  .project-card { grid-template-columns: 1fr; }
}