/* ============ Tokens ============ */
:root {
  --bg: #06080d;
  --surface: rgba(255, 255, 255, 0.028);
  --surface-solid: #0c1018;
  --border: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(52, 211, 153, 0.45);
  --text: #e7edf6;
  --text-dim: #8a96a8;
  --green: #34d399;
  --cyan: #22d3ee;
  --violet: #a78bfa;
  --red: #f87171;
  --grad: linear-gradient(100deg, var(--green), var(--cyan) 55%, var(--violet));
  --radius: 18px;
  --font-display: "Space Grotesk", "Inter", system-ui, sans-serif;
  --font-sans: "Inter", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  --nav-h: 62px;
  --max-w: 1180px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 20px); }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.mono { font-family: var(--font-mono); }
.dim { color: var(--text-dim); }
.ok { color: var(--green); }
.bad { color: var(--red); }
.sm { font-size: 0.82rem; }

.grad-text {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-style: normal;
}

a { color: var(--green); text-decoration: none; }
a:hover { text-decoration: underline; }
::selection { background: var(--green); color: var(--bg); }

/* ============ Aurora background ============ */
.aurora {
  position: fixed;
  inset: 0;
  z-index: -2;
  overflow: hidden;
  filter: blur(90px) saturate(1.2);
}
.aurora-blob {
  position: absolute;
  width: 55vw;
  height: 55vw;
  border-radius: 50%;
  opacity: 0.16;
  animation: drift 26s ease-in-out infinite alternate;
}
.a1 { background: var(--green); top: -22vw; right: -12vw; }
.a2 { background: var(--cyan); top: 38%; left: -25vw; animation-delay: -9s; animation-duration: 32s; }
.a3 { background: var(--violet); bottom: -25vw; right: -8vw; animation-delay: -18s; animation-duration: 38s; opacity: 0.12; }

@keyframes drift {
  from { transform: translate(0, 0) scale(1); }
  to { transform: translate(8vw, 6vh) scale(1.15); }
}

.noise {
  position: fixed;
  inset: 0;
  z-index: -1;
  opacity: 0.5;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.035 0'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ============ Reveal ============ */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.visible { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: 0.07s; }
.reveal.d2 { transition-delay: 0.14s; }
.reveal.d3 { transition-delay: 0.22s; }
.reveal.d4 { transition-delay: 0.3s; }
.reveal.d5 { transition-delay: 0.4s; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .aurora-blob { animation: none; }
  .marquee-track { animation: none !important; }
  .pulse { animation: none; }
}

/* ============ Nav ============ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 100;
  background: rgba(6, 8, 13, 0.75);
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease;
}
.nav.scrolled { border-bottom-color: var(--border); }

.nav-progress {
  position: absolute;
  top: 0; left: 0;
  height: 2px;
  width: 0;
  background: var(--grad);
  transition: width 0.08s linear;
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  height: 100%;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo { font-size: 1rem; font-weight: 700; color: var(--text); letter-spacing: -0.02em; }
.nav-logo:hover { text-decoration: none; }

.nav-links { display: flex; align-items: center; gap: 30px; list-style: none; }
.nav-links a {
  color: var(--text-dim);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s ease;
}
.nav-links a:hover, .nav-links a.active { color: var(--text); text-decoration: none; }

.nav-cta {
  font-family: var(--font-mono);
  border: 1px solid var(--border);
  color: var(--text) !important;
  padding: 7px 15px;
  border-radius: 999px;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.nav-cta:hover { border-color: var(--green); background: rgba(52, 211, 153, 0.08); }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: transform 0.25s ease, opacity 0.25s ease; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============ Hero ============ */
.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: var(--nav-h);
}

.hero-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 64px 24px 48px;
  width: 100%;
}

.hero-meta { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 28px; }

.hero-avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid transparent;
  background: var(--grad) border-box;
  margin-right: 6px;
}

.pill {
  font-size: 0.74rem;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--text-dim);
  background: var(--surface);
}
.pill-live { color: var(--green); border-color: rgba(52, 211, 153, 0.35); display: inline-flex; align-items: center; gap: 8px; }
.pulse {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--green);
  animation: pulse 2s ease infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.5); }
  50% { box-shadow: 0 0 0 6px rgba(52, 211, 153, 0); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.7rem, 7.2vw, 5.6rem);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -0.035em;
  margin-bottom: 30px;
}
.hero-title span { display: block; }

.hero-sub {
  font-size: clamp(1rem, 1.6vw, 1.18rem);
  color: var(--text-dim);
  max-width: 640px;
  margin-bottom: 36px;
}
.hero-sub strong { color: var(--text); }

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 56px; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-2px); }
.btn-lg { padding: 16px 34px; font-size: 1.05rem; }

.btn-primary { background: var(--text); color: var(--bg); }
.btn-primary:hover { box-shadow: 0 10px 40px rgba(52, 211, 153, 0.3); }

.btn-ghost { border: 1px solid var(--border); color: var(--text); background: var(--surface); }
.btn-ghost:hover { border-color: var(--border-hover); }

.hero-facts {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 680px;
  border-left: 2px solid rgba(52, 211, 153, 0.35);
  padding-left: 20px;
}
.hero-facts p { font-size: 0.84rem; color: var(--text-dim); line-height: 1.7; }
.hero-facts strong { color: var(--text); font-weight: 500; }
.fact-prompt {
  color: var(--green);
  font-weight: 700;
  margin-right: 8px;
  white-space: nowrap;
}

/* Marquee */
.marquee {
  border-block: 1px solid var(--border);
  overflow: hidden;
  padding: 14px 0;
  background: var(--surface);
  mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
}
.marquee-track {
  display: flex;
  gap: 28px;
  width: max-content;
  animation: marquee 32s linear infinite;
  font-size: 0.82rem;
  color: var(--text-dim);
  white-space: nowrap;
}
.marquee-track i { color: var(--green); font-style: normal; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ============ Sections ============ */
.section {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 110px 24px 0;
}

.section-kicker { color: var(--green); font-size: 0.82rem; margin-bottom: 10px; }

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 44px;
}

/* ============ Projects ============ */
.project { margin-bottom: 110px; }
.project:last-child { margin-bottom: 0; }

.project-head {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 40px;
  align-items: end;
  margin-bottom: 34px;
}

.project-tag { color: var(--green); font-size: 0.8rem; margin-bottom: 12px; }

.project-title {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 4.2vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.08;
  margin-bottom: 16px;
}

.project-lede { color: var(--text-dim); font-size: 1.02rem; max-width: 620px; }
.project-lede strong { color: var(--text); }
.project-lede em { color: var(--text); font-style: normal; border-bottom: 2px solid var(--green); }

.project-cta { display: flex; flex-direction: column; gap: 16px; align-items: flex-start; }

.chips { display: flex; flex-wrap: wrap; gap: 7px; }
.chips span {
  font-size: 0.7rem;
  padding: 4px 11px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--text-dim);
  background: var(--surface);
}

/* Bento */
.bento {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 16px;
}
.span-4 { grid-column: span 4; }
.span-5 { grid-column: span 5; }
.span-7 { grid-column: span 7; }

.bento-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  overflow: hidden;
  transition: border-color 0.25s ease, transform 0.25s ease;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.bento-card:hover { border-color: var(--border-hover); transform: translateY(-3px); }

/* mouse-follow spotlight */
.glow::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(360px circle at var(--mx, 50%) var(--my, 50%), rgba(52, 211, 153, 0.08), transparent 65%);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}
.glow:hover::before { opacity: 1; }

.bento-title {
  font-family: var(--font-display);
  font-size: 1.06rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 10px;
}
.bento-ico { font-size: 1.05rem; }

.bento-card p { color: var(--text-dim); font-size: 0.9rem; }
.bento-card p strong, .bento-card li strong { color: var(--text); }
.bento-card code { color: var(--green); font-size: 0.82em; background: rgba(52, 211, 153, 0.08); padding: 1px 6px; border-radius: 6px; }

.q { display: block; margin-top: 8px; color: var(--text); font-style: italic; font-size: 0.86rem; }

/* code blocks */
.code {
  background: var(--surface-solid);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px 18px;
  font-size: 0.74rem;
  line-height: 1.6;
  overflow-x: auto;
  margin-top: auto;
}
.code-sm { font-size: 0.7rem; }
.c-kw { color: var(--violet); }
.c-fn { color: var(--cyan); }
.c-str { color: var(--green); }
.c-num { color: #fbbf24; }
.c-cm { color: var(--text-dim); }
.c-key { color: var(--cyan); }

/* verdict tables */
.verdict {
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  font-size: 0.74rem;
  margin-top: auto;
  background: var(--surface-solid);
}
.v-row {
  display: grid;
  grid-template-columns: 1.6fr 1fr 0.9fr 0.9fr 0.6fr;
  gap: 8px;
  padding: 8px 14px;
  border-bottom: 1px solid var(--border);
  align-items: center;
}
.v-row:last-child { border-bottom: none; }
.v-head { color: var(--text-dim); background: rgba(255, 255, 255, 0.02); }
.v-row .ok { font-weight: 700; }

/* key-value rows */
.kv { display: flex; flex-direction: column; gap: 8px; font-size: 0.78rem; margin-top: auto; }
.kv > div {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 9px 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface-solid);
}

/* tick lists */
.ticks { list-style: none; display: flex; flex-direction: column; gap: 9px; }
.ticks li {
  color: var(--text-dim);
  font-size: 0.88rem;
  padding-left: 24px;
  position: relative;
}
.ticks li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--green);
  font-family: var(--font-mono);
  font-weight: 700;
}

/* architecture layers */
.layers { display: flex; flex-direction: column; gap: 4px; font-size: 0.76rem; }
.layer {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: baseline;
  border: 1px solid var(--border);
  background: var(--surface-solid);
  border-radius: 10px;
  padding: 8px 14px;
}
.layer-n { color: var(--cyan); white-space: nowrap; }
.layer-arrow { text-align: center; color: var(--text-dim); font-size: 0.7rem; line-height: 1; }

.project-foot {
  margin-top: 22px;
  font-size: 0.78rem;
  color: var(--text-dim);
}
.project-foot code { color: var(--green); }

/* ============ Experience ============ */
.xp-list { display: flex; flex-direction: column; gap: 16px; }

.xp {
  position: relative;
  display: grid;
  grid-template-columns: 190px 1fr;
  gap: 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  overflow: hidden;
  transition: border-color 0.25s ease, transform 0.25s ease;
}
.xp:hover { border-color: var(--border-hover); transform: translateY(-2px); }
.xp-compact { padding: 20px 28px; }

.xp-when { font-size: 0.78rem; color: var(--text-dim); padding-top: 4px; white-space: nowrap; }

.xp-body h3 {
  font-family: var(--font-display);
  font-size: 1.12rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 4px;
}
.xp-co { font-weight: 700; }
.xp-blurb { color: var(--text-dim); font-size: 0.86rem; font-style: italic; margin-bottom: 10px; }
.xp .ticks li { font-size: 0.9rem; }

.edu { margin-top: 28px; font-size: 0.82rem; color: var(--text-dim); }

/* ============ Stack ============ */
.stack-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.stack-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  overflow: hidden;
  transition: border-color 0.25s ease, transform 0.25s ease;
}
.stack-card:hover { border-color: var(--border-hover); transform: translateY(-2px); }
.stack-card h3 { font-size: 0.95rem; font-weight: 700; margin-bottom: 8px; color: var(--green); }
.stack-card p { color: var(--text-dim); font-size: 0.88rem; }
.stack-card p .dim { font-size: 0.8em; }

/* ============ Contact ============ */
.section-contact { text-align: center; padding-bottom: 130px; }

.contact-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 6vw, 4.4rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.06;
  margin-bottom: 40px;
}

.contact-actions { margin-bottom: 28px; }
.contact-links { font-size: 0.84rem; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ============ CV page ============ */
.cv-page {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: calc(var(--nav-h) + 56px) 24px 110px;
}

.cv-head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 32px;
  align-items: center;
  margin-bottom: 28px;
}

.cv-photo {
  width: 128px;
  height: 128px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid transparent;
  background: var(--grad) border-box;
}

.cv-name {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: 8px;
}

.cv-roles { color: var(--text-dim); font-size: 1.05rem; margin-bottom: 16px; }

.cv-contacts { display: flex; flex-wrap: wrap; gap: 8px; }
.cv-contacts a.pill { color: var(--text-dim); transition: color 0.2s ease, border-color 0.2s ease; }
.cv-contacts a.pill:hover { color: var(--green); border-color: var(--border-hover); text-decoration: none; }

.cv-download { display: flex; flex-direction: column; gap: 10px; align-items: center; text-align: center; }

.cv-summary {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 32px;
  margin-bottom: 48px;
  overflow: hidden;
}
.cv-summary p { color: var(--text-dim); font-size: 0.98rem; }
.cv-summary strong { color: var(--text); }

.cv-grid {
  display: grid;
  grid-template-columns: 1.7fr 1fr;
  gap: 40px;
  align-items: start;
}

.cv-section-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 18px;
  letter-spacing: -0.01em;
}
.cv-side .cv-section-title { margin-top: 0; }
.cv-side .cv-section-title:not(:first-child) { margin-top: 32px; }

.cv-job {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 28px;
  margin-bottom: 16px;
  overflow: hidden;
  transition: border-color 0.25s ease, transform 0.25s ease;
}
.cv-job:hover { border-color: var(--border-hover); transform: translateY(-2px); }

.cv-job h3 {
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 4px;
}
.cv-job-meta { font-size: 0.92rem; margin-bottom: 6px; }
.cv-job-meta .grad-text { font-weight: 700; }
.cv-job-meta .mono { font-size: 0.76rem; margin-left: 8px; }
.cv-job-blurb { color: var(--text-dim); font-size: 0.85rem; font-style: italic; margin-bottom: 4px; }
.cv-job .ticks { margin-top: 12px; }
.cv-job .ticks li { font-size: 0.9rem; }
.cv-job .chips { margin-top: 16px; }

.cv-skill {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 22px;
  margin-bottom: 12px;
  overflow: hidden;
  transition: border-color 0.25s ease;
}
.cv-skill:hover { border-color: var(--border-hover); }
.cv-skill h3 { font-size: 0.88rem; font-weight: 700; color: var(--green); margin-bottom: 6px; }
.cv-skill p { color: var(--text-dim); font-size: 0.85rem; }

.cv-download-side { margin-top: 28px; text-align: center; }

@media (max-width: 900px) {
  .cv-head { grid-template-columns: auto 1fr; }
  .cv-download { grid-column: 1 / -1; flex-direction: row; align-items: center; }
  .cv-grid { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .cv-head { grid-template-columns: 1fr; text-align: left; }
  .cv-photo { width: 96px; height: 96px; }
}

/* ============ Footer ============ */
.footer {
  border-top: 1px solid var(--border);
  padding: 26px 24px;
  text-align: center;
  font-size: 0.76rem;
  color: var(--text-dim);
}

/* ============ Responsive ============ */
@media (max-width: 1000px) {
  .span-4, .span-5, .span-7 { grid-column: span 6; }
  .project-head { grid-template-columns: 1fr; align-items: start; gap: 20px; }
  .stack-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 680px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0;
    flex-direction: column;
    gap: 0;
    background: rgba(6, 8, 13, 0.97);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    padding: 8px 0 18px;
    transform: translateY(-130%);
    transition: transform 0.3s ease;
    z-index: -1;
  }
  .nav-links.open { transform: none; }
  .nav-links li { width: 100%; text-align: center; }
  .nav-links a { display: block; padding: 13px 0; }
  .nav-cta { display: inline-block !important; margin-top: 8px; }

  .span-4, .span-5, .span-7 { grid-column: span 12; }
  .stack-grid { grid-template-columns: 1fr; }
  .xp { grid-template-columns: 1fr; gap: 8px; }
  .section { padding-top: 80px; }
  .project { margin-bottom: 80px; }
  .v-row { grid-template-columns: 1.4fr 0.9fr 0.9fr 0.5fr; font-size: 0.68rem; }
  .v-row span:nth-child(4) { display: none; }
  .v-head span:nth-child(4) { display: none; }
}