:root {
  --bg: #03040a;
  --text: #e9eef9;
  --text-muted: #9aa5bd;
  --accent: #6f9bff;
  --glass: rgba(8, 11, 22, 0.58);
  --glass-hi: rgba(255, 255, 255, 0.06);
  --veil: rgba(3, 4, 10, 0.35);
  --veil-strong: rgba(3, 4, 10, 0.72);
  --chrome-text: linear-gradient(180deg, #ffffff 0%, #e4ebf8 28%, #a9b7d0 46%, #1c2740 50%, #58698c 58%, #c9d6ee 78%, #ffffff 100%);
  --chrome-border: linear-gradient(135deg, #ffffff 0%, #5b6780 28%, #eef3ff 50%, #2e384e 72%, #dfe6f5 100%);
  --chrome-btn: linear-gradient(180deg, #ffffff 0%, #dfe6f3 38%, #8d9ab2 50%, #cfd8ea 62%, #ffffff 100%);
  --btn-text: #0a0f1d;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.55);
  --radius: 22px;
  --font-head: "Unbounded", system-ui, sans-serif;
  --font-body: "Space Grotesk", system-ui, sans-serif;
  --font-mono: "Space Mono", ui-monospace, monospace;
}

[data-theme="light"] {
  --bg: #eef3fc;
  --text: #0b1533;
  --text-muted: #3f4d6e;
  --accent: #1f4fd1;
  --glass: rgba(255, 255, 255, 0.62);
  --glass-hi: rgba(255, 255, 255, 0.5);
  --veil: rgba(238, 243, 252, 0.3);
  --veil-strong: rgba(238, 243, 252, 0.78);
  --chrome-text: linear-gradient(180deg, #6f9bff 0%, #1f4fd1 34%, #0a1d66 48%, #9cc0ff 52%, #3f73f0 68%, #0b2a8f 100%);
  --chrome-border: linear-gradient(135deg, #ffffff 0%, #6f9bff 28%, #ffffff 50%, #1f4fd1 72%, #cfe0ff 100%);
  --chrome-btn: linear-gradient(180deg, #cfe0ff 0%, #6f9bff 40%, #0b2a8f 50%, #4f84ff 62%, #dbe8ff 100%);
  --btn-text: #ffffff;
  --shadow: 0 20px 50px rgba(20, 50, 140, 0.18);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background 0.6s, color 0.6s;
}

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

.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }

.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding-inline: 20px;
}

/* Background layers */
#chrome {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  pointer-events: none;
}

.veil {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: linear-gradient(90deg, var(--veil-strong) 0%, var(--veil) 55%, transparent 100%);
  transition: background 0.6s;
}

.no-webgl body {
  background:
    radial-gradient(circle at 80% 20%, rgba(111, 155, 255, 0.35), transparent 40%),
    radial-gradient(circle at 20% 80%, rgba(200, 210, 230, 0.2), transparent 45%),
    var(--bg);
}

/* Chrome text */
.chrome-text {
  background: var(--chrome-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
  filter: drop-shadow(0 2px 0 rgba(0, 0, 0, 0.35));
}
[data-theme="light"] .chrome-text { filter: drop-shadow(0 2px 0 rgba(10, 30, 100, 0.2)); }

.shine {
  background:
    linear-gradient(110deg, transparent 42%, rgba(255, 255, 255, 0.95) 50%, transparent 58%) no-repeat,
    var(--chrome-text);
  background-size: 250% 100%, 100% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  animation: shine 5s ease-in-out infinite;
}

@keyframes shine {
  0%, 35% { background-position: 130% 0, 0 0; }
  75%, 100% { background-position: -30% 0, 0 0; }
}

/* Glass */
.glass,
.chrome-edge { position: relative; }

/* Masked ring so the chrome gradient only paints the 1px edge, never behind the translucent fill. */
.glass::before,
.chrome-edge::before {
  content: "";
  position: absolute;
  inset: 0;
  padding: 1px;
  border-radius: inherit;
  background: var(--chrome-border);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.glass {
  background: var(--glass);
  border-radius: var(--radius);
  backdrop-filter: blur(16px) saturate(150%);
  -webkit-backdrop-filter: blur(16px) saturate(150%);
  box-shadow: var(--shadow), inset 0 1px 0 var(--glass-hi);
}

/* Header */
.site-header {
  position: sticky;
  top: 14px;
  z-index: 100;
  padding-inline: 20px;
}

.nav {
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 24px;
  height: 62px;
  padding-inline: 24px;
  border-radius: 999px;
  position: relative;
}

.logo {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 1.25rem;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin-right: auto;
}

.nav-links {
  display: flex;
  gap: 26px;
  list-style: none;
}
.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  transition: color 0.2s, text-shadow 0.2s;
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
  text-shadow: 0 0 12px var(--accent);
}

.theme-toggle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background: var(--glass);
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: transform 0.5s;
}
.theme-toggle svg { width: 22px; height: 22px; }
.theme-toggle:hover { transform: rotate(90deg); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: transform 0.3s, opacity 0.3s;
}

/* Hero */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  align-items: center;
  gap: 40px;
  min-height: calc(100vh - 76px);
  padding-block: 60px;
}

.eyebrow {
  font-family: var(--font-mono);
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.8rem;
  margin-bottom: 18px;
}

.hero h1 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(2.3rem, 5.6vw, 4.4rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 22px;
}

.hero-sub {
  color: var(--text-muted);
  font-size: 1.12rem;
  max-width: 520px;
  margin-bottom: 34px;
}

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

.btn {
  display: inline-block;
  padding: 14px 30px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.25s, box-shadow 0.25s, filter 0.25s;
}
.btn:hover { transform: translateY(-3px); }

.btn-chrome {
  background: var(--chrome-btn);
  color: var(--btn-text);
  box-shadow: 0 8px 28px rgba(111, 155, 255, 0.35), inset 0 1px 0 #fff;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.4);
}
[data-theme="light"] .btn-chrome { text-shadow: 0 1px 0 rgba(0, 0, 40, 0.4); }
.btn-chrome:hover { filter: brightness(1.08); box-shadow: 0 10px 36px rgba(111, 155, 255, 0.55), inset 0 1px 0 #fff; }

.btn-ghost {
  background: var(--glass);
  color: var(--text);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.hero-visual {
  position: relative;
  aspect-ratio: 1;
  max-width: 520px;
  width: 100%;
  justify-self: center;
}

.big-star {
  position: absolute;
  inset: 8%;
  width: 84%;
  height: 84%;
  filter: drop-shadow(0 0 40px rgba(111, 155, 255, 0.45));
  animation: float 7s ease-in-out infinite;
}
.hero-visual::before {
  content: "";
  position: absolute;
  inset: 6%;
  border-radius: 50%;
  background: radial-gradient(circle at 32% 28%, rgba(158, 192, 255, 0.4), transparent 62%);
  filter: blur(24px);
  pointer-events: none;
}

.hero-visual .big-star { transition: opacity 0.6s ease; }
.hero-visual.disc-ready .big-star { opacity: 0; }

.disc-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.8s ease;
}
.hero-visual.disc-ready .disc-canvas { opacity: 1; }

.big-star-back {
  transform-box: fill-box;
  transform-origin: center;
  animation: spin 24s linear infinite;
}

.spark {
  position: absolute;
  left: var(--x);
  top: var(--y);
  width: var(--s);
  height: var(--s);
  filter: drop-shadow(0 0 8px rgba(150, 190, 255, 0.8));
  animation: twinkle 3.2s ease-in-out var(--d) infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-18px) rotate(6deg); }
}
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes twinkle {
  0%, 100% { transform: scale(0.55) rotate(0deg); opacity: 0.5; }
  50% { transform: scale(1) rotate(45deg); opacity: 1; }
}

/* Marquee */
.marquee {
  overflow: hidden;
  border-block: 1px solid rgba(160, 180, 220, 0.25);
  background: var(--glass);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding-block: 16px;
}
.marquee-track {
  display: flex;
  gap: 28px;
  width: max-content;
  animation: marquee 30s linear infinite;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.1rem;
  text-transform: uppercase;
  white-space: nowrap;
}
.marquee-track span:nth-child(even) { color: var(--accent); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* Sections */
.section { padding-block: 100px; }

.section-title {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  letter-spacing: -0.02em;
  margin-bottom: 14px;
  width: fit-content;
}

.section-sub {
  color: var(--text-muted);
  margin-bottom: 36px;
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  gap: 40px;
  align-items: center;
  margin-top: 30px;
  padding: 36px;
}
.about-grid > p { color: var(--text-muted); font-size: 1.08rem; }

.stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}
.stat {
  text-align: center;
  padding: 18px 8px;
  border-radius: 16px;
  border: 1px solid rgba(160, 180, 220, 0.22);
  background: var(--glass-hi);
}
.stat strong {
  display: block;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 2.2rem;
  line-height: 1.2;
}
.stat span {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 240px), 1fr));
  gap: 20px;
  margin-top: 30px;
}
.skill-card {
  padding: 26px;
  transition: transform 0.3s, box-shadow 0.3s;
}
.skill-card:hover { transform: translateY(-6px); box-shadow: var(--shadow), 0 0 30px rgba(111, 155, 255, 0.25); }
.skill-star {
  width: 30px;
  height: 30px;
  margin-bottom: 12px;
  filter: drop-shadow(0 0 6px rgba(150, 190, 255, 0.7));
  transition: transform 0.6s;
}
.skill-card:hover .skill-star { transform: rotate(180deg) scale(1.15); }
.skill-card h3 { font-family: var(--font-head); font-weight: 700; font-size: 1.05rem; margin-bottom: 6px; }
.skill-card p { color: var(--text-muted); }

.stack-label {
  margin-top: 40px;
  margin-bottom: 14px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 260px), 1fr));
  gap: 24px;
}
.project-card {
  display: block;
  overflow: hidden;
  transition: transform 0.3s, box-shadow 0.3s;
}
.project-card:hover { transform: translateY(-6px); box-shadow: var(--shadow), 0 0 30px rgba(111, 155, 255, 0.25); }
.project-body { padding: 28px; }
.project-body h3 { font-family: var(--font-head); font-weight: 700; font-size: 1.05rem; margin-bottom: 6px; }
.project-body p { color: var(--text-muted); margin-bottom: 14px; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tags span {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid rgba(160, 180, 220, 0.35);
  color: var(--text);
  background: var(--glass-hi);
}

.contact-form {
  max-width: 640px;
  display: grid;
  gap: 18px;
  padding: 32px;
}
.form-row { display: grid; gap: 6px; }
.form-row label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}
.form-row input,
.form-row textarea {
  font: inherit;
  padding: 12px 16px;
  border-radius: 14px;
  border: 1px solid rgba(160, 180, 220, 0.3);
  background: var(--glass-hi);
  color: var(--text);
  resize: vertical;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(111, 155, 255, 0.25), 0 0 20px rgba(111, 155, 255, 0.25);
}
.contact-form .btn { justify-self: start; }
.form-note { font-size: 0.82rem; color: var(--text-muted); font-family: var(--font-mono); }

/* Footer */
.site-footer {
  border-top: 1px solid rgba(160, 180, 220, 0.2);
  background: var(--glass);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding-block: 28px;
  color: var(--text-muted);
  font-size: 0.88rem;
  font-family: var(--font-mono);
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.logo-sm { font-family: var(--font-head); font-weight: 900; }
.socials a:hover { color: var(--text); text-shadow: 0 0 10px var(--accent); }

/* Reveal */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .shine, .big-star, .big-star-back, .spark, .marquee-track { animation: none; }
}

/* Responsive */
@media (max-width: 860px) {
  .hero { grid-template-columns: minmax(0, 1fr); min-height: auto; padding-top: 40px; }
  .hero-visual { max-width: 300px; margin-inline: auto; }
  .about-grid { grid-template-columns: minmax(0, 1fr); padding: 26px; }
  .veil { background: var(--veil-strong); }
}

@media (max-width: 720px) {
  .site-header { top: 10px; padding-inline: 12px; }
  .nav { padding-inline: 18px; }
  .logo { font-size: 0.95rem; line-height: 1.05; }
  .nav-toggle { display: flex; }
  .nav-links {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    border-radius: var(--radius);
    background: var(--glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, opacity 0.3s ease;
  }
  .nav-links::before {
    content: "";
    position: absolute;
    inset: 0;
    padding: 1px;
    border-radius: inherit;
    background: var(--chrome-border);
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
  }
  .nav-links.open { max-height: 340px; opacity: 1; }
  .nav-links a { display: block; padding: 14px 22px; }
  .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); }
  .section { padding-block: 70px; }
  .stats { gap: 8px; }
  .stat strong { font-size: 1.7rem; }
  .contact-form { padding: 22px; }
}