:root {
  --bg: #090c10;
  --surface: #0f1318;
  --border: #1e2530;
  --accent: #00e5a0;
  --accent2: #0066ff;
  --text: #e8edf3;
  --muted: #5a6475;
  --heading: 'Syne', sans-serif;
  --mono: 'DM Mono', monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1.7;
  overflow-x: hidden;
}

/* ── NOISE OVERLAY ── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
  opacity: .5;
}

/* ── NAV ── */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.4rem 3rem;
  backdrop-filter: blur(16px);
  background: rgba(9, 12, 16, .75);
  border-bottom: 1px solid var(--border);
  z-index: 100;
}

.nav-logo {
  font-family: var(--heading);
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: -.02em;
  color: var(--text);
  text-decoration: none;
}

.nav-logo span {
  color: var(--accent);
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: .75rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  transition: color .2s;
}

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

/* ── HERO ── */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 8rem 3rem 4rem;
  position: relative;
  overflow: hidden;
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 20%, transparent 100%);
  opacity: .4;
}

.hero-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 229, 160, .12) 0%, transparent 70%);
  top: 10%;
  left: -10%;
  pointer-events: none;
}

.hero-glow2 {
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 102, 255, .1) 0%, transparent 70%);
  bottom: 0;
  right: 5%;
  pointer-events: none;
}

.hero-inner {
  position: relative;
  max-width: 900px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  color: var(--accent);
  font-size: .7rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp .6s .2s forwards;
}

.hero-tag::before {
  content: '';
  display: inline-block;
  width: 24px;
  height: 1px;
  background: var(--accent);
}

h1 {
  font-family: var(--heading);
  font-weight: 800;
  font-size: clamp(3rem, 8vw, 6.5rem);
  line-height: 1;
  letter-spacing: -.04em;
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp .7s .35s forwards;
}

h1 .line2 {
  -webkit-text-stroke: 1px var(--muted);
  color: transparent;
}

.hero-desc {
  max-width: 480px;
  color: var(--muted);
  font-size: .85rem;
  line-height: 1.8;
  margin-bottom: 3rem;
  opacity: 0;
  animation: fadeUp .7s .5s forwards;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp .7s .65s forwards;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .75rem 1.75rem;
  font-family: var(--mono);
  font-size: .75rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: 2px;
  transition: all .25s;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg);
  font-weight: 500;
}

.btn-primary:hover {
  background: #00ffb3;
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.hero-stats {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 2rem;
  opacity: 0;
  animation: fadeLeft .8s .8s forwards;
}

.stat {
  text-align: right;
}

.stat-num {
  font-family: var(--heading);
  font-weight: 800;
  font-size: 2.5rem;
  line-height: 1;
  color: var(--text);
}

.stat-num span {
  color: var(--accent);
}

.stat-label {
  color: var(--muted);
  font-size: .7rem;
  letter-spacing: .1em;
  text-transform: uppercase;
}

/* ── SECTION COMMON ── */
section {
  padding: 6rem 3rem;
}

.section-label {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--accent);
  font-size: .7rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.section-label::after {
  content: '';
  flex: 1;
  max-width: 60px;
  height: 1px;
  background: var(--accent);
}

h2 {
  font-family: var(--heading);
  font-weight: 800;
  font-size: clamp(2rem, 5vw, 3.5rem);
  letter-spacing: -.03em;
  line-height: 1.05;
  margin-bottom: 3rem;
}

/* ── ABOUT ── */
#about {
  max-width: 1200px;
  margin: 0 auto;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-text p {
  color: var(--muted);
  margin-bottom: 1rem;
  line-height: 1.9;
}

.about-text p strong {
  color: var(--text);
}

.about-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2.5rem;
  position: relative;
  overflow: hidden;
}

.about-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
}

.about-card-title {
  font-family: var(--heading);
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 1.5rem;
  color: var(--text);
}

.info-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: .6rem 0;
  border-bottom: 1px solid var(--border);
  font-size: .78rem;
}

.info-row:last-child {
  border-bottom: none;
}

.info-key {
  color: var(--muted);
}

.info-val {
  color: var(--text);
}

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

/* ── SKILLS ── */
#skills {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.skills-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
}

.skill-card {
  background: var(--surface);
  padding: 2rem;
  transition: background .2s;
}

.skill-card:hover {
  background: var(--bg);
}

.skill-icon {
  font-size: 1.4rem;
  margin-bottom: 1rem;
}

.skill-name {
  font-family: var(--heading);
  font-weight: 700;
  font-size: .95rem;
  margin-bottom: .5rem;
  color: var(--text);
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  margin-top: .75rem;
}

.tag {
  background: rgba(0, 229, 160, .08);
  border: 1px solid rgba(0, 229, 160, .2);
  color: var(--accent);
  padding: .2rem .6rem;
  font-size: .65rem;
  letter-spacing: .08em;
  border-radius: 2px;
}

.tag.blue {
  background: rgba(0, 102, 255, .08);
  border-color: rgba(0, 102, 255, .2);
  color: #4d94ff;
}

.tag.gray {
  background: rgba(90, 100, 117, .1);
  border-color: var(--border);
  color: var(--muted);
}

/* ── PROJECTS ── */
#projects {
  max-width: 1200px;
  margin: 0 auto;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.5rem;
}

.project-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2rem;
  position: relative;
  overflow: hidden;
  transition: border-color .25s, transform .25s;
  cursor: default;
}

.project-card:hover {
  border-color: rgba(0, 229, 160, .4);
  transform: translateY(-4px);
}

.project-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0, 229, 160, .04), transparent 60%);
  opacity: 0;
  transition: opacity .3s;
}

.project-card:hover::after {
  opacity: 1;
}

.project-num {
  font-size: .65rem;
  letter-spacing: .15em;
  color: var(--muted);
  margin-bottom: 1.2rem;
}

.project-title {
  font-family: var(--heading);
  font-weight: 700;
  font-size: 1.15rem;
  margin-bottom: .75rem;
  color: var(--text);
}

.project-desc {
  color: var(--muted);
  font-size: .8rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.project-stack {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  margin-bottom: 1.5rem;
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  color: var(--accent);
  font-size: .7rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  text-decoration: none;
  transition: gap .2s;
}

.project-link:hover {
  gap: .7rem;
}

.project-link::after {
  content: '→';
}

/* ── CONTACT ── */
#contact {
  background: var(--surface);
  border-top: 1px solid var(--border);
}

.contact-inner {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}

.contact-inner h2 {
  margin-bottom: 1rem;
}

.contact-sub {
  color: var(--muted);
  margin-bottom: 3rem;
  font-size: .85rem;
  line-height: 1.9;
}

.contact-email {
  display: inline-block;
  font-family: var(--heading);
  font-weight: 700;
  font-size: clamp(1.2rem, 3vw, 2rem);
  color: var(--text);
  text-decoration: none;
  border-bottom: 2px solid var(--accent);
  padding-bottom: .2rem;
  margin-bottom: 3rem;
  transition: color .2s;
}

.contact-email:hover {
  color: var(--accent);
}

.social-links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.social-link {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  color: var(--muted);
  text-decoration: none;
  font-size: .72rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  transition: color .2s;
}

.social-link:hover {
  color: var(--accent);
}

/* ── FOOTER ── */
footer {
  padding: 2rem 3rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: .7rem;
  color: var(--muted);
  flex-wrap: wrap;
  gap: 1rem;
}

/* ── ANIMATIONS ── */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeLeft {
  from {
    opacity: 0;
    transform: translate(24px, -50%);
  }

  to {
    opacity: 1;
    transform: translate(0, -50%);
  }
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .7s, transform .7s;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  nav {
    padding: 1.2rem 1.5rem;
  }

  #hero {
    padding: 7rem 1.5rem 4rem;
  }

  .hero-stats {
    display: none;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  section {
    padding: 4rem 1.5rem;
  }

  footer {
    padding: 1.5rem;
  }

  .nav-links {
    display: none;
  }
}