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

:root {
  --bg: #090909;
  --surface: #111111;
  --border: #1e1e1e;
  --accent: #00ff99;
  --accent2: #7b61ff;
  --text: #e8e8e8;
  --muted: #555;
  --mono: "Space Mono", monospace;
  --sans: "Syne", sans-serif;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  overflow-x: hidden;
}

.wrapper {
  max-width: 1600px;
  margin: 0 auto;
}

nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
  background: rgba(9, 9, 9, 0.8);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1600px;
  margin: 0 auto;
  padding: 1.5rem 4rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-decoration: none;
}
.logo span {
  color: var(--muted);
}
nav ul {
  list-style: none;
  display: flex;
  gap: 2.5rem;
}
nav a {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--muted);
  text-decoration: none;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 0.2s;
  position: relative;
}
nav a::after {
  content: "";
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width 0.3s ease;
}
nav a:hover {
  color: var(--accent);
}
nav a:hover::after {
  width: 100%;
}

section {
  min-height: 100vh;
  padding: 8rem 4rem;
}

#hero {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 10rem;
}
.hero-inner {
  position: relative;
  max-width: 900px;
}
h1 {
  font-size: clamp(3rem, 8vw, 7rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
  opacity: 0;
  animation: fadeUp 0.7s ease 0.2s forwards;
}
h1 .dim {
  color: var(--muted);
}
h1 .highlight {
  color: transparent;
  -webkit-text-stroke: 1px var(--accent);
}
.hero-desc {
  margin-top: 2.5rem;
  max-width: 500px;
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.7;
  opacity: 0;
  animation: fadeUp 0.7s ease 0.4s forwards;
}
.hero-actions {
  margin-top: 3rem;
  display: flex;
  gap: 1.5rem;
  opacity: 0;
  animation: fadeUp 0.7s ease 0.6s forwards;
}
.hero-number {
  position: absolute;
  right: -2rem;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--mono);
  font-size: clamp(8rem, 18vw, 18rem);
  font-weight: 700;
  color: transparent;
  -webkit-text-stroke: 1px var(--border);
  user-select: none;
  pointer-events: none;
  opacity: 0;
  animation: fadeIn 1s ease 0.8s forwards;
}

/* BUTTONS */
.btn {
  font-family: var(--mono);
  font-size: 0.78rem;
  padding: 0.85rem 2rem;
  border-radius: 2px;
  text-decoration: none;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: all 0.2s;
  display: inline-block;
}
.btn-primary {
  background: var(--accent);
  color: #000;
  font-weight: 700;
}
.btn-primary:hover {
  background: #00cc7a;
  transform: translateY(-2px);
}
.btn-outline {
  border: 1px solid var(--border);
  color: var(--muted);
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

/* SECTION LABELS & TITLES */
.section-label {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--accent);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.section-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 3rem;
}
.section-title .dim {
  color: var(--muted);
}

/* ABOUT */
#about {
  border-top: 1px solid var(--border);
}
.about-grid {
  display: grid;
  grid-template-columns: 280px 1fr 220px;
  gap: 4rem;
  align-items: start;
}
.about-photo {
  position: sticky;
  top: 6rem;
}
.photo-frame {
  width: 100%;
  aspect-ratio: 3/4;
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: grayscale(20%);
  transition: filter 0.4s ease;
}
.photo-frame:hover img {
  filter: grayscale(0%);
}
.about-text p {
  color: var(--muted);
  line-height: 1.8;
  font-size: 1rem;
  margin-bottom: 1.2rem;
}
.about-text p strong {
  color: var(--text);
}
.about-stats {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.stat-item {
  padding: 1.5rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s;
}
.stat-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--accent);
}
.stat-item:hover {
  border-color: var(--accent);
}
.stat-num {
  font-family: var(--mono);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
}
.stat-label {
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: 0.25rem;
}

/* PORTFOLIO */
#portfolio {
  border-top: 1px solid var(--border);
}
.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;
  overflow: hidden;
  transition:
    transform 0.3s ease,
    border-color 0.3s;
}
.project-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent2);
}
.project-thumb {
  width: 100%;
  aspect-ratio: 16/9;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  background: linear-gradient(135deg, #0f0f0f, #1a1a2e);
  border-bottom: 1px solid var(--border);
}
.project-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.project-body {
  padding: 1.5rem;
}
.project-tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}
.tag {
  font-family: var(--mono);
  font-size: 0.65rem;
  padding: 0.2rem 0.6rem;
  border-radius: 2px;
  letter-spacing: 0.05em;
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted);
  border: 1px solid var(--border);
}
.tag-html {
  background: rgba(228, 77, 38, 0.12);
  color: #e44d26;
  border-color: rgba(228, 77, 38, 0.3);
}
.tag-css {
  background: rgba(38, 77, 228, 0.12);
  color: #264de4;
  border-color: rgba(38, 77, 228, 0.3);
}
.tag-nestjs {
  background: rgba(224, 35, 78, 0.08);
  color: #e0234e;
  border: 1px solid rgba(224, 35, 78, 0.25);
}
.tag-nextjs {
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.2);
}
.tag-ws {
  background: rgba(0, 255, 153, 0.08);
  color: #00ff99;
  border-color: rgba(0, 255, 153, 0.2);
}
.tag-postgres {
  background: rgba(51, 103, 145, 0.12);
  color: #336791;
  border-color: rgba(51, 103, 145, 0.3);
}
.project-name {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.project-desc {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.65;
  margin-bottom: 1.25rem;
}
.project-links {
  display: flex;
  gap: 1rem;
}
.project-link {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--muted);
  text-decoration: none;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--border);
  padding-bottom: 1px;
  transition:
    color 0.2s,
    border-color 0.2s;
}
.project-link:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* SKILLS */
#skills {
  border-top: 1px solid var(--border);
}
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}
.skill-card {
  padding: 1.75rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  transition:
    border-color 0.3s,
    transform 0.3s;
}
.skill-card img {
  width: 30px;
  height: 30px;
}
.skill-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}
.skill-card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.skill-icon {
  font-size: 1.4rem;
  line-height: 1;
}
.skill-name {
  font-family: var(--mono);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.05em;
}
.skill-desc {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.65;
}

/* CONTACT */
#contact {
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.contact-inner {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}
.contact-inner .section-title {
  font-size: clamp(2.5rem, 6vw, 5rem);
}
.contact-desc {
  color: var(--muted);
  margin-bottom: 2rem;
  line-height: 1.7;
}
.contact-email {
  font-family: var(--mono);
  font-size: 1rem;
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid var(--accent);
  padding-bottom: 2px;
  transition: opacity 0.2s;
}
.contact-email:hover {
  opacity: 0.7;
}
.contact-socials {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-top: 3rem;
  width: 100%;
}
.social-link {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--muted);
  text-decoration: none;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color 0.2s;
}
.social-link img {
  width: 80px;
  height: 80px;
}
.social-link:hover {
  color: var(--accent);
}

/* FOOTER */
footer {
  border-top: 1px solid var(--border);
  padding: 2rem 4rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
footer p {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--muted);
  letter-spacing: 0.05em;
}
footer a {
  color: var(--accent);
  text-decoration: none;
}
footer a:hover {
  opacity: 0.7;
}

/* ANIMATIONS */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.6s ease,
    transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* RESPONSIVE */
@media (max-width: 1024px) {
  .about-grid {
    grid-template-columns: 260px 1fr;
  }
  .about-stats {
    grid-column: 1 / -1;
    flex-direction: row;
  }
}
@media (max-width: 768px) {
  .nav-inner {
    padding: 1.2rem 1.5rem;
  }
  nav ul {
    gap: 1.2rem;
  }
  section {
    padding: 6rem 1.5rem;
  }
  .about-grid {
    grid-template-columns: 1fr;
  }
  .about-photo {
    position: static;
    width: 180px;
  }
  .about-stats {
    flex-direction: column;
  }
  .hero-number {
    display: none;
  }
  footer {
    padding: 1.5rem;
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }
}

.section-title-mono {
  font-family: var(--mono);
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 3rem;
}