*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

/* ===== TOKENS ===== */
:root {
  --ff-head: 'Fraunces', serif;
  --ff-body: 'Geist', sans-serif;
  --ff-mono: 'Geist Mono', monospace;
}

/* DARK */
[data-theme="dark"] {
  --bg:        #111318;
  --bg1:       #16181f;
  --bg2:       #1d2029;
  --bg3:       #252836;
  --border:    rgba(255,255,255,0.08);
  --border2:   rgba(255,255,255,0.14);
  --fg:        #f0f1f5;
  --fg2:       #8c92a4;
  --fg3:       #4d5260;
  --accent:    #6c8eff;
  --accent-bg: rgba(108,142,255,0.1);
  --accent-fg: #6c8eff;
  --tag-bg:    rgba(255,255,255,0.06);
  --tag-fg:    #8c92a4;
  --pill-bg:   rgba(108,142,255,0.15);
  --pill-fg:   #a0b4ff;
  --card-bg:   #16181f;
  --tinted:    #13151b;
}

/* LIGHT */
[data-theme="light"] {
  --bg:        #fafaf8;
  --bg1:       #f4f3ef;
  --bg2:       #eeede8;
  --bg3:       #e5e4de;
  --border:    rgba(0,0,0,0.08);
  --border2:   rgba(0,0,0,0.14);
  --fg:        #1a1b1f;
  --fg2:       #5a5e6b;
  --fg3:       #999aaa;
  --accent:    #3558e8;
  --accent-bg: rgba(53,88,232,0.08);
  --accent-fg: #3558e8;
  --tag-bg:    rgba(0,0,0,0.05);
  --tag-fg:    #5a5e6b;
  --pill-bg:   rgba(53,88,232,0.1);
  --pill-fg:   #3558e8;
  --card-bg:   #ffffff;
  --tinted:    #f4f3ef;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--ff-body);
  font-weight: 300;
  line-height: 1.7;
  overflow-x: hidden;
  transition: background 0.3s, color 0.3s;
}

/* ===== NAV ===== */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: var(--bg); border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
  transition: background 0.3s;
}
.nav-inner {
  max-width: 1100px; margin: 0 auto; padding: 0 2rem;
  height: 58px; display: flex; align-items: center; justify-content: space-between;
}
.logo {
  font-family: var(--ff-head); font-size: 1.1rem; font-weight: 400; color: var(--fg);
  letter-spacing: 0.01em;
}
.nav-links { display: flex; gap: 2rem; }
.nl {
  font-family: var(--ff-mono); font-size: 0.75rem; color: var(--fg2);
  letter-spacing: 0.04em; transition: color 0.2s;
}
.nl:hover, .nl.active { color: var(--accent); }
.nav-right { display: flex; align-items: center; gap: 0.75rem; }

/* Theme toggle */
.theme-btn {
  background: none; border: 1px solid var(--border2); color: var(--fg2);
  width: 36px; height: 36px; border-radius: 8px;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: color 0.2s, border-color 0.2s;
}
.theme-btn:hover { color: var(--accent); border-color: var(--accent); }
[data-theme="dark"] .icon-sun { display: block; }
[data-theme="dark"] .icon-moon { display: none; }
[data-theme="light"] .icon-sun { display: none; }
[data-theme="light"] .icon-moon { display: block; }

/* Burger */
.burger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.burger span { display: block; width: 22px; height: 1.5px; background: var(--fg2); transition: all 0.3s; }
.mob-menu { display: none; flex-direction: column; border-top: 1px solid var(--border); background: var(--bg); }
.mm-link {
  padding: 1rem 2rem; font-family: var(--ff-mono); font-size: 0.85rem;
  color: var(--fg2); border-bottom: 1px solid var(--border); transition: color 0.2s;
}
.mm-link:hover { color: var(--accent); }
.mob-menu.open { display: flex; }

/* ===== HERO ===== */
.hero {
  max-width: 1100px; margin: 0 auto;
  padding: 8rem 2rem 5rem;
  display: grid; grid-template-columns: 1fr 300px;
  gap: 4rem; align-items: center; min-height: 100vh;
}
.hero-pills { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 2rem; }
.pill {
  font-family: var(--ff-mono); font-size: 0.68rem; letter-spacing: 0.06em;
  padding: 4px 12px; border-radius: 20px;
  background: var(--tag-bg); color: var(--tag-fg);
  border: 1px solid var(--border);
}
.pill-accent {
  background: var(--pill-bg); color: var(--pill-fg);
  border-color: transparent;
}
.hero-name {
  font-family: var(--ff-head); font-weight: 300;
  font-size: clamp(3.5rem, 8vw, 6.5rem);
  line-height: 1; letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}
.hero-name em { font-style: italic; color: var(--accent); }
.hero-role {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--ff-mono); font-size: 0.85rem;
  color: var(--fg2); margin-bottom: 1.5rem; min-height: 1.4em;
}
.role-arrow { color: var(--accent); }
.tw-cursor { color: var(--accent); animation: blink 1s step-end infinite; }
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0} }
.hero-bio { max-width: 500px; color: var(--fg2); font-size: 1rem; line-height: 1.8; margin-bottom: 2.5rem; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 2rem; }
.hero-socials { display: flex; gap: 1.5rem; }
.hero-socials a {
  font-family: var(--ff-mono); font-size: 0.72rem; color: var(--fg3);
  transition: color 0.2s;
}
.hero-socials a:hover { color: var(--accent); }

/* Info card */
.hero-card-col { display: flex; align-items: center; justify-content: center; }
.info-card {
  background: var(--card-bg); border: 1px solid var(--border2);
  border-radius: 12px; padding: 1.75rem; width: 100%;
}
.ic-row { display: flex; flex-direction: column; gap: 3px; padding: 0.6rem 0; }
.ic-label { font-family: var(--ff-mono); font-size: 0.62rem; letter-spacing: 0.1em; color: var(--fg3); text-transform: uppercase; }
.ic-val { font-size: 0.9rem; color: var(--fg); font-weight: 400; }
.ic-divider { height: 1px; background: var(--border); }

/* Buttons */
.btn-fill {
  display: inline-flex; align-items: center;
  background: var(--accent); color: #fff;
  font-family: var(--ff-mono); font-size: 0.78rem; letter-spacing: 0.05em;
  padding: 12px 28px; border-radius: 8px;
  transition: opacity 0.2s, transform 0.2s;
}
.btn-fill:hover { opacity: 0.87; transform: translateY(-2px); }
.btn-lg { padding: 16px 36px; font-size: 0.82rem; }
.btn-outline {
  display: inline-flex; align-items: center;
  border: 1px solid var(--border2); color: var(--fg2);
  font-family: var(--ff-mono); font-size: 0.78rem; letter-spacing: 0.05em;
  padding: 12px 28px; border-radius: 8px;
  transition: border-color 0.2s, color 0.2s;
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }

/* ===== SECTIONS ===== */
.section { padding: 6rem 0; }
.section-tinted { background: var(--tinted); }
.wrap { max-width: 1100px; margin: 0 auto; padding: 0 2rem; }
.sec-hd {
  display: flex; align-items: baseline; gap: 1rem;
  margin-bottom: 3rem; padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border);
}
.sec-tag { font-family: var(--ff-mono); font-size: 0.68rem; color: var(--accent); letter-spacing: 0.1em; }
.sec-title {
  font-family: var(--ff-head); font-weight: 300; font-style: italic;
  font-size: clamp(2rem, 4vw, 3rem); letter-spacing: -0.02em; color: var(--fg);
}

/* ===== ABOUT ===== */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: start; }
.about-text p { color: var(--fg2); margin-bottom: 1.25rem; line-height: 1.85; font-size: 0.975rem; }
.about-text p strong { color: var(--fg); font-weight: 500; }
.edu-block {
  margin-top: 2rem; padding: 1.5rem;
  background: var(--bg2); border: 1px solid var(--border);
  border-left: 3px solid var(--accent); border-radius: 8px;
}
.eb-badge {
  display: inline-block; font-family: var(--ff-mono); font-size: 0.62rem;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 0.75rem;
}
.eb-degree { font-family: var(--ff-head); font-size: 1.15rem; font-weight: 400; color: var(--fg); }
.eb-school { font-family: var(--ff-mono); font-size: 0.72rem; color: var(--fg2); margin: 5px 0 10px; }
.eb-courses { font-family: var(--ff-mono); font-size: 0.68rem; color: var(--fg3); line-height: 1.7; margin-bottom: 1rem; }
.eb-awards { list-style: none; display: flex; flex-direction: column; gap: 5px; }
.eb-awards li { font-size: 0.85rem; color: var(--fg2); padding-left: 1rem; position: relative; }
.eb-awards li::before { content: ''; position: absolute; left: 0; top: 10px; width: 5px; height: 5px; border-radius: 50%; background: var(--accent); }
.skills-panel { display: flex; flex-direction: column; gap: 2rem; }
.sp-label { font-family: var(--ff-mono); font-size: 0.62rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--fg2); margin-bottom: 0.75rem; }
.sp-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.sp-tags span {
  font-family: var(--ff-mono); font-size: 0.7rem;
  padding: 4px 10px; border-radius: 6px;
  background: var(--tag-bg); color: var(--tag-fg);
  border: 1px solid var(--border);
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.sp-tags span:hover { background: var(--accent-bg); color: var(--accent); border-color: transparent; }

/* ===== EXPERIENCE ===== */
.exp-list { display: flex; flex-direction: column; }
.exp-row {
  display: grid; grid-template-columns: 200px 1fr;
  gap: 2.5rem; padding: 2.5rem 0;
  border-bottom: 1px solid var(--border);
}
.exp-row:last-child { border-bottom: none; }
.exp-date { font-family: var(--ff-mono); font-size: 0.68rem; color: var(--accent); margin-bottom: 5px; }
.exp-company {
  display: block; font-family: var(--ff-head); font-size: 1.05rem;
  font-weight: 400; color: var(--fg); margin-bottom: 3px;
  transition: color 0.2s;
}
a.exp-company:hover { color: var(--accent); }
.exp-industry { font-family: var(--ff-mono); font-size: 0.62rem; color: var(--fg3); }
.exp-role { font-family: var(--ff-head); font-size: 1.35rem; font-weight: 300; font-style: italic; color: var(--fg); margin-bottom: 0.75rem; }
.exp-desc { font-size: 0.9rem; color: var(--fg2); line-height: 1.8; margin-bottom: 1rem; }
.exp-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.exp-chips span {
  font-family: var(--ff-mono); font-size: 0.65rem; padding: 3px 10px;
  background: var(--accent-bg); color: var(--accent-fg);
  border-radius: 20px;
}

/* ===== PROJECTS ===== */
.media-ph {
  background: var(--bg2); border: 1px dashed var(--border2);
  border-radius: 8px; display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 6px; padding: 2rem; text-align: center;
}
.media-ph.tall { min-height: 320px; }
.media-ph:not(.tall) { min-height: 160px; }
.mph-icon { font-size: 1.5rem; opacity: 0.3; }
.mph-label { font-family: var(--ff-mono); font-size: 0.65rem; letter-spacing: 0.1em; color: var(--accent); }
.mph-hint { font-family: var(--ff-mono); font-size: 0.6rem; color: var(--fg3); }

/* Featured */
.proj-featured {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 3rem; align-items: center;
  margin-bottom: 3rem; padding-bottom: 3rem;
  border-bottom: 1px solid var(--border);
}
.pf-meta { display: flex; align-items: center; gap: 10px; margin-bottom: 0.75rem; }
.proj-cat { font-family: var(--ff-mono); font-size: 0.65rem; color: var(--accent); letter-spacing: 0.08em; }
.proj-badge {
  font-family: var(--ff-mono); font-size: 0.6rem;
  padding: 2px 8px; border-radius: 4px;
  background: var(--tag-bg); color: var(--fg3); border: 1px solid var(--border);
}
.pf-title {
  font-family: var(--ff-head); font-weight: 300;
  font-size: clamp(2.5rem, 5vw, 4rem);
  letter-spacing: -0.02em; line-height: 1; color: var(--fg); margin-bottom: 0.4rem;
}
.pf-sub { font-family: var(--ff-mono); font-size: 0.78rem; color: var(--fg2); margin-bottom: 1.25rem; }
.pf-desc { font-size: 0.9rem; color: var(--fg2); line-height: 1.8; margin-bottom: 1.5rem; }
.proj-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.proj-tags span {
  font-family: var(--ff-mono); font-size: 0.68rem;
  padding: 4px 10px; border-radius: 6px;
  background: var(--tag-bg); color: var(--tag-fg); border: 1px solid var(--border);
}
.proj-tags.sm span { font-size: 0.63rem; padding: 3px 8px; }

/* Grid */
.proj-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.proj-card {
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: 12px; overflow: hidden; display: flex; flex-direction: column;
  transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
}
.proj-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.15);
}
.pc-media { position: relative; }
.pc-badge {
  position: absolute; top: 10px; left: 10px;
  font-family: var(--ff-mono); font-size: 0.6rem;
  padding: 3px 8px; border-radius: 4px;
  background: rgba(0,0,0,0.5); color: #fff;
  backdrop-filter: blur(4px);
}
.pc-body { padding: 1.25rem; flex: 1; display: flex; flex-direction: column; gap: 0.6rem; }
.pc-meta { display: flex; justify-content: space-between; align-items: center; }
.pc-gh { font-family: var(--ff-mono); font-size: 0.65rem; color: var(--fg3); transition: color 0.2s; }
.pc-gh:hover { color: var(--accent); }
.pc-title { font-family: var(--ff-head); font-size: 1.3rem; font-weight: 300; color: var(--fg); }
.pc-desc { font-size: 0.855rem; color: var(--fg2); line-height: 1.75; flex: 1; }
.proj-wip { border-style: dashed; opacity: 0.7; }
.wip-tag {
  display: inline-block; font-family: var(--ff-mono); font-size: 0.6rem;
  letter-spacing: 0.1em; color: var(--fg3); margin-bottom: 0.5rem;
}

/* ===== CONTACT ===== */
.contact-wrap { display: flex; flex-direction: column; gap: 1.5rem; align-items: flex-start; }
.contact-blurb { max-width: 540px; color: var(--fg2); font-size: 1rem; line-height: 1.8; }
.contact-links { display: flex; gap: 1.5rem; font-family: var(--ff-mono); font-size: 0.78rem; }
.contact-links a { color: var(--fg2); transition: color 0.2s; }
.contact-links a:hover { color: var(--accent); }

/* ===== FOOTER ===== */
.footer {
  max-width: 1100px; margin: 0 auto; padding: 1.5rem 2rem;
  border-top: 1px solid var(--border);
  display: flex; justify-content: space-between;
  font-family: var(--ff-mono); font-size: 0.68rem; color: var(--fg3);
}

/* ===== REVEAL ===== */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.vis { opacity: 1; transform: translateY(0); }

/* ===== RESPONSIVE ===== */
@media (max-width: 960px) {
  .hero { grid-template-columns: 1fr; min-height: auto; padding-top: 6rem; }
  .hero-card-col { display: none; }
  .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .proj-featured { grid-template-columns: 1fr; }
  .proj-grid { grid-template-columns: 1fr 1fr; }
  .exp-row { grid-template-columns: 1fr; gap: 0.5rem; }
  .exp-left { display: flex; gap: 1rem; align-items: baseline; flex-wrap: wrap; }
}
@media (max-width: 680px) {
  .nav-links { display: none; }
  .burger { display: flex; }
  .proj-grid { grid-template-columns: 1fr; }
  .pf-title { font-size: 2.5rem; }
}
@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .footer { flex-direction: column; gap: 0.4rem; text-align: center; }
}