:root {
  --bg: #0c0c0c;
  --surface: #141414;
  --border: #222;
  --text: #e8e3d8;
  --muted: #7a7570;
  --accent: #d4a853;
  --accent2: #c4553a;
  --tag-bg: #1c1c1c;
  --radius: 2px;
  --nav-bg: rgba(12, 12, 12, 0.88);
  --body-copy: #9a9590;
  --soft-copy: #8a8480;
  --contrast: #ffffff;
  --button-text-strong: #0c0c0c;
  --surface-strong: #101010;
  --surface-code: #1a1515;
  --surface-muted: rgba(12, 12, 12, 0.35);
  --card-hover-border: #333;
  --noise-opacity: 0.5;
  --overlay-gloss: rgba(255, 255, 255, 0.28);
  --overlay-gloss-soft: rgba(255, 255, 255, 0.2);
  --glass-dark: rgba(20, 20, 20, 0.55);
  --glass-dark-strong: rgba(20, 20, 20, 0.62);
  --icon-shadow: rgba(255, 255, 255, 0.25);
  color-scheme: dark;
}

html[data-theme='light'] {
  --bg: #f4efe5;
  --surface: #fffaf1;
  --border: #dccfbb;
  --text: #241b14;
  --muted: #736557;
  --accent: #b88023;
  --accent2: #aa543d;
  --tag-bg: #f1e8d9;
  --nav-bg: rgba(244, 239, 229, 0.88);
  --body-copy: #55483b;
  --soft-copy: #6a5b4d;
  --contrast: #201711;
  --button-text-strong: #fffaf1;
  --surface-strong: #efe6d7;
  --surface-code: #efe3d2;
  --surface-muted: rgba(239, 230, 215, 0.75);
  --card-hover-border: #c9b394;
  --noise-opacity: 0.22;
  --overlay-gloss: rgba(255, 255, 255, 0.55);
  --overlay-gloss-soft: rgba(255, 255, 255, 0.42);
  --glass-dark: rgba(255, 250, 241, 0.72);
  --glass-dark-strong: rgba(249, 242, 231, 0.88);
  --icon-shadow: rgba(184, 128, 35, 0.2);
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Lora', Georgia, serif;
  font-size: 17px;
  line-height: 1.75;
  overflow-x: hidden;
}

/* NOISE TEXTURE OVERLAY */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
  opacity: var(--noise-opacity);
}

/* NAV */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1.2rem 0;
  background: var(--nav-bg);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1rem;
  letter-spacing: 0.08em;
  color: var(--accent);
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-family: 'DM Mono', monospace;
  font-size: 0.78rem;
  color: var(--muted);
  text-decoration: none;
  letter-spacing: 0.06em;
  transition: color 0.2s;
}

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

.theme-toggle {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  padding: 0.25rem;
  border-radius: 999px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.theme-toggle:hover {
  border-color: var(--accent);
  box-shadow: 0 0 16px rgba(212, 168, 83, 0.22);
  transform: translateY(-1px);
}

.theme-toggle-track {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.2rem 0.35rem;
}

.theme-toggle-label {
  font-family: 'DM Mono', monospace;
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.theme-toggle-thumb {
  width: 26px;
  height: 26px;
  border-radius: 999px;
  background: linear-gradient(145deg, var(--accent), #f0d39d);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.18);
}

html[data-theme='light'] .theme-toggle-label-light,
html[data-theme='dark'] .theme-toggle-label-dark {
  color: var(--text);
}

/* HERO */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 8rem 3rem 5rem;
  max-width: 900px;
  margin: 0 auto;
  position: relative;
}

.hero-eyebrow {
  font-family: 'DM Mono', monospace;
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 1.8rem;
  opacity: 0;
  animation: fadeUp 0.7s ease 0.1s forwards;
}

.hero-name {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: clamp(3rem, 8vw, 6rem);
  line-height: 1.0;
  letter-spacing: -0.02em;
  color: var(--text);
  opacity: 0;
  animation: fadeUp 0.7s ease 0.25s forwards;
}

.hero-name span { color: var(--accent); }

.hero-tagline {
  font-family: 'Lora', serif;
  font-style: italic;
  font-size: clamp(1.1rem, 2.5vw, 1.5rem);
  color: var(--muted);
  margin-top: 1.5rem;
  max-width: 600px;
  opacity: 0;
  animation: fadeUp 0.7s ease 0.4s forwards;
}

.hero-description {
  font-size: 1.05rem;
  color: var(--body-copy);
  max-width: 580px;
  margin-top: 1.5rem;
  opacity: 0;
  animation: fadeUp 0.7s ease 0.55s forwards;
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  margin-top: 2.5rem;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp 0.7s ease 0.7s forwards;
}

.btn-primary {
  font-family: 'DM Mono', monospace;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  padding: 0.8rem 1.8rem;
  background: var(--accent);
  color: var(--button-text-strong);
  border: none;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  font-weight: 500;
  transition: background 0.2s, transform 0.15s;
}

.btn-primary:hover { background: #e0b865; transform: translateY(-1px); }

.btn-secondary {
  font-family: 'DM Mono', monospace;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  padding: 0.8rem 1.8rem;
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  transition: border-color 0.2s, color 0.2s, transform 0.15s;
}

.btn-secondary:hover { border-color: var(--muted); transform: translateY(-1px); }

.hero-scroll-hint {
  position: absolute;
  bottom: 2.5rem;
  left: 3rem;
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem;
  color: var(--muted);
  letter-spacing: 0.1em;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  opacity: 0;
  animation: fadeUp 0.7s ease 1s forwards;
}

.scroll-line {
  width: 40px;
  height: 1px;
  background: var(--muted);
}

/* SECTIONS */
section {
  max-width: 900px;
  margin: 0 auto;
  padding: 6rem 3rem;
  border-top: 1px solid var(--border);
}

.section-label {
  font-family: 'DM Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 3rem;
}

.section-label::before {
  content: '— ';
}

h2 {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  line-height: 1.15;
  color: var(--text);
  margin-bottom: 1.5rem;
}

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

/* STORY / ABOUT */
.story-text {
  font-size: 1.08rem;
  color: #a09a94;
  max-width: 680px;
}

.story-text p { margin-bottom: 1.4rem; }

.story-text strong { color: var(--text); font-weight: 600; }

.story-text em { color: var(--accent); font-style: italic; }

.story-highlights {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-top: 3rem;
}

.highlight-card {
  border: 1px solid var(--border);
  padding: 1.4rem;
  background: var(--surface);
}

.highlight-num {
  font-family: 'Syne', sans-serif;
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}

.highlight-label {
  font-family: 'DM Mono', monospace;
  font-size: 0.72rem;
  color: var(--muted);
  letter-spacing: 0.06em;
  margin-top: 0.4rem;
}

/* CROOFX FEATURE */
.croofx-block {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  padding: 2.5rem;
  margin-bottom: 2rem;
}

.croofx-footer-cta {
  margin-top: 1.5rem;
}

.croofx-label {
  font-family: 'DM Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.croofx-title {
  font-family: 'Syne', sans-serif;
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 0.8rem;
  color: var(--text);
}

.croofx-desc {
  color: var(--body-copy);
  font-size: 1rem;
  max-width: 580px;
  margin-bottom: 1.5rem;
}

.croofx-thesis {
  font-family: 'DM Mono', monospace;
  font-size: 0.82rem;
  color: var(--muted);
  border-top: 1px solid var(--border);
  padding-top: 1.2rem;
  margin-top: 1.2rem;
  line-height: 1.9;
}

.croofx-thesis span { color: var(--accent2); }

.croofx-terminal {
  border: 1px solid var(--border);
  background: var(--surface-strong);
  padding: 1.4rem 1.6rem;
}

.croofx-terminal-lines {
  margin-bottom: 1rem;
}

.croofx-terminal-ai {
  color: #7dd97e;
}

.croofx-terminal-croofx {
  color: var(--accent2);
}

.croofx-terminal-text {
  color: var(--contrast);
}

.croofx-terminal-divider {
  height: 1px;
  background: var(--border);
  margin: 0.4rem 0 1rem;
}

.croofx-terminal-prompt {
  color: var(--accent);
}

.croofx-terminal-command {
  color: var(--accent);
}

.croofx-terminal-flow {
  color: var(--muted);
}

.croofx-terminal-note {
  color: var(--muted);
}

/* Ensure terminal text colors override generic thesis span color */
.croofx-thesis .croofx-terminal-text {
  color: var(--contrast);
}

.croofx-thesis .croofx-terminal-flow,
.croofx-thesis .croofx-terminal-note {
  color: var(--muted);
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.2rem;
}

.tag-row + .tag-row {
  margin-top: 0.7rem;
}

.tag {
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem;
  padding: 0.3rem 0.8rem;
  background: var(--tag-bg);
  border: 1px solid var(--border);
  color: var(--muted);
  letter-spacing: 0.05em;
}

.tag-merge {
  background: #c4d24a;
  border-color: #c4d24a;
  color: var(--button-text-strong);
}

.tag-critical {
  background: var(--accent2);
  border-color: var(--accent2);
  color: var(--button-text-strong);
}

.tag-status {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--button-text-strong);
}

/* EXPERIENCE */
.exp-item {
  display: grid;
  grid-template-columns: 1fr 3fr;
  gap: 2rem;
  padding: 2rem 0;
  border-bottom: 1px solid var(--border);
}

.exp-item:last-child { border-bottom: none; }

.exp-meta {
  padding-top: 0.2rem;
}

.exp-period {
  font-family: 'DM Mono', monospace;
  font-size: 0.72rem;
  color: var(--muted);
  letter-spacing: 0.05em;
}

.exp-company {
  font-family: 'Syne', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  margin-top: 0.3rem;
}

.exp-role {
  font-family: 'Syne', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.8rem;
}

.exp-body {
  color: var(--body-copy);
  font-size: 0.97rem;
}

.exp-body li {
  margin-bottom: 0.4rem;
  padding-left: 1rem;
  position: relative;
}

.exp-body li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 0.8rem;
}

.exp-body ul { list-style: none; margin-top: 0.5rem; }

/* PROJECTS */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.project-card {
  border: 1px solid var(--border);
  padding: 1.8rem;
  background: var(--surface);
  transition: border-color 0.2s, transform 0.2s;
  position: relative;
  overflow: hidden;
}

.project-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.project-card:hover { border-color: var(--card-hover-border); transform: translateY(-2px); }
.project-card:hover::after { transform: scaleX(1); }

.project-name {
  font-family: 'Syne', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.6rem;
}

.project-desc {
  font-size: 0.93rem;
  color: var(--soft-copy);
  margin-bottom: 1.2rem;
  line-height: 1.6;
}

.project-stat {
  font-family: 'DM Mono', monospace;
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.04em;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.project-stat-github {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: 999px;
  border: 1px solid rgba(212, 168, 83, 0.35);
  background: radial-gradient(circle at 30% 25%, var(--overlay-gloss-soft), var(--glass-dark) 60%);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: box-shadow 0.2s ease, transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.project-stat-github::before {
  content: '';
  position: absolute;
  inset: 2px;
  border-radius: 999px;
  background: linear-gradient(165deg, var(--overlay-gloss), rgba(255, 255, 255, 0) 45%);
  opacity: 0.7;
  pointer-events: none;
}

.project-stat-github img {
  width: 18px;
  height: 18px;
  display: block;
  filter: drop-shadow(0 0 2px var(--icon-shadow));
}

.project-stat-github:hover {
  background: radial-gradient(circle at 30% 25%, var(--overlay-gloss), var(--glass-dark-strong) 58%);
  border-color: var(--accent);
  box-shadow: 0 0 20px rgba(212, 168, 83, 0.58), inset 0 0 10px rgba(212, 168, 83, 0.18);
  transform: translateY(-1px) scale(1.04);
}

.build-label {
  font-family: 'DM Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 2.2rem 0 1.2rem;
}

.build-pills {
  margin-top: 1.6rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.build-pill {
  font-family: 'DM Mono', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  padding: 0.65rem 0.9rem;
  border: 1px solid var(--border);
  background: var(--surface-muted);
  color: var(--soft-copy);
}

.build-pill-accent {
  border-color: rgba(212, 168, 83, 0.35);
  background: rgba(212, 168, 83, 0.08);
  color: var(--accent);
}

.build-pill-merge {
  border-color: rgba(196, 210, 74, 0.35);
  background: rgba(196, 210, 74, 0.12);
  color: #c4d24a;
}

/* COMMUNITY */
.community-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.2rem;
}

.community-card {
  border: 1px solid var(--border);
  padding: 1.6rem;
}

.community-icon {
  font-size: 1.5rem;
  margin-bottom: 0.8rem;
}

.community-title {
  font-family: 'Syne', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.4rem;
}

.community-role {
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.08em;
  margin-bottom: 0.7rem;
}

.community-desc {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.6;
}

/* SKILLS */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.skill-group-title {
  font-family: 'DM Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 0.8rem;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.skill-tag {
  font-family: 'DM Mono', monospace;
  font-size: 0.72rem;
  padding: 0.25rem 0.7rem;
  border: 1px solid var(--border);
  color: var(--soft-copy);
  letter-spacing: 0.03em;
}

/* RESEARCH */
.research-block {
  border: 1px solid var(--border);
  padding: 2rem;
  background: var(--surface);
}

.research-journal {
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.12em;
  margin-bottom: 0.8rem;
}

.research-title {
  font-family: 'Syne', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 1rem;
}

.research-desc {
  font-size: 0.97rem;
  color: var(--body-copy);
  margin-bottom: 1.2rem;
}

.research-link {
  font-family: 'DM Mono', monospace;
  font-size: 0.76rem;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-decoration: none;
  border: 1px solid var(--accent);
  padding: 0.45rem 0.75rem;
  display: inline-block;
  transition: box-shadow 0.2s ease, transform 0.2s ease, background 0.2s ease;
}

.research-link:hover {
  background: rgba(212, 168, 83, 0.08);
  box-shadow: 0 0 14px rgba(212, 168, 83, 0.55);
  transform: translateY(-1px);
}

/* CONTACT */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.contact-text {
  font-size: 1.05rem;
  color: var(--body-copy);
  margin-bottom: 2rem;
}

.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  max-width: 360px;
}

.contact-link {
  width: 50px;
  height: 50px;
  border-radius: 999px;
  border: 1px solid rgba(212, 168, 83, 0.35);
  background: radial-gradient(circle at 30% 25%, var(--overlay-gloss-soft), var(--glass-dark) 60%);
  text-decoration: none;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.contact-link::before {
  content: '';
  position: absolute;
  inset: 2px;
  border-radius: 999px;
  background: linear-gradient(165deg, var(--overlay-gloss), rgba(255, 255, 255, 0) 45%);
  opacity: 0.7;
  pointer-events: none;
}

.contact-link:hover {
  transform: translateY(-1px) scale(1.04);
  border-color: var(--accent);
  background: radial-gradient(circle at 30% 25%, var(--overlay-gloss), var(--glass-dark-strong) 58%);
  box-shadow: 0 0 20px rgba(212, 168, 83, 0.58), inset 0 0 10px rgba(212, 168, 83, 0.18);
}

.contact-logo {
  width: 24px;
  height: 24px;
  object-fit: contain;
  display: block;
  filter: drop-shadow(0 0 2px var(--icon-shadow));
}

.contact-cta-box {
  border: 1px solid var(--border);
  padding: 2rem;
  background: var(--surface);
}

.contact-cta-title {
  font-family: 'Syne', sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--text);
}

.contact-cta-desc {
  font-size: 0.93rem;
  color: var(--muted);
  margin-bottom: 1.5rem;
}

/* FOOTER */
footer {
  border-top: 1px solid var(--border);
  padding: 2rem 3rem;
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-text {
  font-family: 'DM Mono', monospace;
  font-size: 0.72rem;
  color: var(--muted);
  letter-spacing: 0.05em;
}

.footer-mark {
  font-family: 'DM Mono', monospace;
  font-size: 0.72rem;
  color: var(--border);
  letter-spacing: 0.05em;
}

/* ANIMATIONS */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* HORIZONTAL LINE ACCENT */
.line-accent {
  width: 48px;
  height: 2px;
  background: var(--accent);
  margin-bottom: 2rem;
}

/* CODE SNIPPET STYLE */
code {
  font-family: 'DM Mono', monospace;
  font-size: 0.82rem;
  color: var(--accent2);
  background: var(--surface-code);
  padding: 0.1rem 0.4rem;
}

/* RESPONSIVE BREAKPOINTS
   Base: 320px+
   sm: 480px+
   md: 768px+
   lg: 1024px+
   xl: 1280px+
   2xl: 1440px+
   4k: 1920px+
*/

/* Base phone refinements: 320px - 479px */
@media (max-width: 479px) {
  body {
    font-size: 15px;
  }

  nav {
    padding: 0.7rem 0;
  }

  .nav-inner {
    padding: 0 1rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.55rem;
  }

  .nav-links {
    width: 100%;
    gap: 0.7rem;
    overflow-x: auto;
    padding-bottom: 0.15rem;
    scrollbar-width: none;
  }

  .nav-links::-webkit-scrollbar {
    display: none;
  }

  .nav-links a {
    white-space: nowrap;
    font-size: 0.68rem;
  }

  .theme-toggle {
    padding: 0.18rem;
  }

  .theme-toggle-track {
    gap: 0.3rem;
    padding: 0.14rem 0.24rem;
  }

  .theme-toggle-label {
    font-size: 0.62rem;
  }

  .theme-toggle-thumb {
    width: 22px;
    height: 22px;
  }

  .hero {
    min-height: auto;
    padding: 9.8rem 1rem 4rem;
  }

  .hero-name {
    font-size: clamp(2rem, 9.6vw, 2.85rem);
    line-height: 0.94;
    letter-spacing: -0.03em;
  }

  .hero-name span {
    white-space: normal;
  }

  .hero-eyebrow {
    font-size: 0.68rem;
    letter-spacing: 0.14em;
  }

  .hero-tagline,
  .hero-description,
  .story-text,
  .croofx-desc,
  .contact-text {
    font-size: 0.96rem;
  }

  .hero-ctas {
    flex-direction: column;
    align-items: stretch;
    gap: 0.8rem;
  }

  .hero-ctas a,
  .croofx-footer-cta .btn-primary,
  .contact-cta-box .btn-primary,
  .contact-cta-box .btn-secondary,
  .research-link {
    width: 100%;
    text-align: center;
  }

  .hero-scroll-hint {
    position: static;
    margin-top: 2rem;
  }

  section {
    padding: 4rem 1rem;
  }

  .story-highlights,
  .community-grid,
  .skills-grid,
  .projects-grid {
    grid-template-columns: 1fr;
  }

  .croofx-block,
  .research-block,
  .contact-cta-box {
    padding: 1.25rem;
  }

  .croofx-terminal {
    padding: 1rem;
  }

  .croofx-thesis,
  .project-stat,
  .build-pill,
  .tag,
  .skill-tag,
  .research-link,
  .contact-link,
  .footer-text,
  .footer-mark {
    font-size: 0.72rem;
  }

  .project-stat {
    flex-wrap: wrap;
    align-items: center;
  }

  .exp-item,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  footer {
    padding: 1.5rem 1rem 2rem;
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }
}

/* Large phones: 480px - 767px */
@media (min-width: 480px) and (max-width: 767px) {
  .nav-inner {
    padding: 0 1.5rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.65rem;
  }

  .nav-links {
    width: 100%;
    gap: 0.8rem;
    overflow-x: auto;
    padding-bottom: 0.15rem;
    scrollbar-width: none;
  }

  .nav-links::-webkit-scrollbar {
    display: none;
  }

  .nav-links a {
    white-space: nowrap;
    font-size: 0.72rem;
  }

  .theme-toggle {
    padding: 0.2rem;
  }

  .theme-toggle-track {
    gap: 0.35rem;
    padding: 0.16rem 0.28rem;
  }

  .theme-toggle-label {
    font-size: 0.64rem;
  }

  .theme-toggle-thumb {
    width: 23px;
    height: 23px;
  }

  .hero {
    min-height: auto;
    padding: 9.2rem 1.5rem 4rem;
  }

  .hero-name {
    font-size: clamp(2.4rem, 8.8vw, 3.4rem);
    line-height: 0.94;
    letter-spacing: -0.03em;
  }

  .hero-name span {
    white-space: normal;
  }

  .hero-ctas {
    gap: 0.8rem;
  }

  section {
    padding: 4.5rem 1.5rem;
  }

  .story-highlights,
  .projects-grid,
  .community-grid,
  .skills-grid,
  .contact-grid,
  .exp-item {
    grid-template-columns: 1fr;
  }

  .croofx-block,
  .research-block,
  .contact-cta-box {
    padding: 1.5rem;
  }

  .project-stat {
    flex-wrap: wrap;
  }

  .hero-scroll-hint {
    position: static;
    margin-top: 2rem;
  }

  footer {
    padding: 1.75rem 1.5rem 2rem;
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }
}

/* Tablets portrait: 768px - 1023px */
@media (min-width: 768px) and (max-width: 1023px) {
  .nav-inner,
  section,
  .hero,
  footer {
    padding-left: 2rem;
    padding-right: 2rem;
  }

  .hero {
    min-height: 90vh;
    padding-top: 7.5rem;
  }

  .exp-item,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .projects-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .story-highlights {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-scroll-hint {
    left: 2rem;
  }
}

/* Tablets landscape / small laptops: 1024px - 1279px */
@media (min-width: 1024px) and (max-width: 1279px) {
  .nav-inner {
    padding: 0 2.25rem;
  }

  .hero,
  section,
  footer {
    max-width: 980px;
  }

  .projects-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* Laptops: 1280px - 1439px */
@media (min-width: 1280px) {
  .hero,
  section,
  footer {
    max-width: 1040px;
  }

  .hero {
    padding-top: 8.5rem;
  }

  .hero-description,
  .story-text {
    max-width: 700px;
  }
}

/* Large desktops: 1440px - 1919px */
@media (min-width: 1440px) {
  .nav-inner {
    max-width: 1320px;
  }

  .hero,
  section,
  footer {
    max-width: 1120px;
  }

  .hero-name {
    font-size: clamp(4.5rem, 6vw, 6.5rem);
  }
}

/* 4K and very wide screens: 1920px+ */
@media (min-width: 1920px) {
  body {
    font-size: 18px;
  }

  .nav-inner {
    max-width: 1480px;
  }

  .hero,
  section,
  footer {
    max-width: 1240px;
  }
}