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

:root {
  --bg: #0a0a0f;
  --bg-card: rgba(255,255,255,0.03);
  --bg-card-hover: rgba(255,255,255,0.06);
  --text: #e4e4e7;
  --text-dim: #71717a;
  --accent: #7c3aed;
  --accent2: #3b82f6;
  --gradient: linear-gradient(135deg, var(--accent), var(--accent2));
  --border: rgba(255,255,255,0.06);
  --radius: 16px;
  --radius-sm: 8px;
  --font: 'Inter', -apple-system, sans-serif;
  --mono: 'JetBrains Mono', monospace;
  --nav-h: 72px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; scroll-padding-top: var(--nav-h); }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.accent { color: var(--accent); }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ── NAV ── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(10,10,15,0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}
.nav--scrolled { background: rgba(10,10,15,0.95); }
.nav__container {
  max-width: 1200px; margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
  height: var(--nav-h);
}
.nav__logo {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; color: var(--text);
  font-weight: 700; font-size: 1.1rem;
}
.nav__logo-icon {
  width: 36px; height: 36px; border-radius: 10px;
  background: var(--gradient);
  display: grid; place-items: center;
  font-weight: 800; font-size: 1rem; color: #fff;
}
.nav__links { display: flex; align-items: center; gap: 32px; }
.nav__link {
  text-decoration: none; color: var(--text-dim);
  font-size: 0.9rem; font-weight: 500;
  transition: color var(--transition);
  position: relative;
}
.nav__link::after {
  content: ''; position: absolute; bottom: -4px; left: 0;
  width: 0; height: 2px; background: var(--gradient);
  transition: width var(--transition);
}
.nav__link:hover { color: var(--text); }
.nav__link:hover::after { width: 100%; }
.nav__link--cta {
  background: var(--gradient); color: #fff !important;
  padding: 8px 20px; border-radius: 99px; font-weight: 600;
}
.nav__link--cta::after { display: none; }
.nav__link--cta:hover { opacity: 0.9; }

.nav__burger {
  display: none; background: none; border: none; cursor: pointer;
  flex-direction: column; gap: 5px; padding: 4px;
}
.nav__burger span {
  width: 24px; height: 2px; background: var(--text);
  transition: var(--transition); border-radius: 2px;
}
.nav__burger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav__burger.active span:nth-child(2) { opacity: 0; }
.nav__burger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ── HERO ── */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  position: relative; overflow: hidden;
  padding: calc(var(--nav-h) + 40px) 24px 80px;
}
.hero__canvas {
  position: absolute; inset: 0; z-index: 0;
  width: 100%; height: 100%;
}
.hero__content {
  max-width: 1200px; margin: 0 auto; width: 100%;
  position: relative; z-index: 1;
}
.hero__greeting {
  font-family: var(--mono); font-size: 1rem;
  color: var(--accent); margin-bottom: 16px;
  font-weight: 500;
}
.hero__name {
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 900; line-height: 1.05;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, #fff 0%, #a1a1aa 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text; margin-bottom: 12px;
}
.hero__name .accent {
  -webkit-text-fill-color: var(--accent);
}
.hero__title {
  font-size: clamp(1.3rem, 3vw, 2rem);
  font-weight: 600; color: var(--text-dim);
  margin-bottom: 20px;
}
.hero__desc {
  font-size: 1.1rem; color: var(--text-dim);
  max-width: 560px; line-height: 1.7;
  margin-bottom: 36px;
}
.hero__ctas { display: flex; gap: 16px; margin-bottom: 60px; flex-wrap: wrap; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px; border-radius: 99px;
  font-size: 0.95rem; font-weight: 600;
  text-decoration: none; transition: var(--transition);
  cursor: pointer; border: none;
}
.btn--primary {
  background: var(--gradient); color: #fff;
  box-shadow: 0 4px 24px rgba(124,58,237,0.3);
}
.btn--primary:hover {
  box-shadow: 0 8px 32px rgba(124,58,237,0.5);
  transform: translateY(-2px);
}
.btn--ghost {
  background: transparent; color: var(--text);
  border: 1px solid rgba(255,255,255,0.15);
}
.btn--ghost:hover {
  border-color: var(--accent);
  background: rgba(124,58,237,0.08);
}

.hero__stats {
  display: flex; gap: 48px;
}
.hero__stat { text-align: left; }
.hero__stat-num {
  font-size: 2.5rem; font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero__stat .accent { -webkit-text-fill-color: var(--accent); font-weight: 800; font-size: 2.5rem; }
.hero__stat-label {
  display: block; font-size: 0.85rem;
  color: var(--text-dim); margin-top: 2px;
}

.hero__scroll {
  position: absolute; bottom: 32px; left: 50%;
  transform: translateX(-50%);
}
.hero__scroll-line {
  width: 1px; height: 60px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 1; height: 60px; }
  50% { opacity: 0.3; height: 40px; }
}

/* ── SECTIONS ── */
.section { padding: 100px 0; }
.section__title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800; margin-bottom: 16px;
  letter-spacing: -0.02em;
}
.section__subtitle {
  font-size: 1.1rem; color: var(--text-dim);
  margin-bottom: 48px;
}

/* ── ABOUT ── */
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px; align-items: start;
}
.about__text p {
  color: var(--text-dim); margin-bottom: 16px;
  font-size: 1.05rem; line-height: 1.8;
}
.about__text strong { color: var(--text); font-weight: 600; }

.about__cards { display: flex; flex-direction: column; gap: 16px; }
.about__card {
  padding: 24px; border-radius: var(--radius);
  background: var(--bg-card);
  border: 1px solid var(--border);
  transition: var(--transition);
  display: flex; align-items: flex-start; gap: 16px;
}
.about__card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(124,58,237,0.2);
  transform: translateX(4px);
}
.about__card-icon {
  width: 44px; height: 44px; border-radius: 12px;
  background: rgba(124,58,237,0.1);
  display: grid; place-items: center; flex-shrink: 0;
  color: var(--accent);
}
.about__card h3 { font-size: 1rem; font-weight: 600; margin-bottom: 4px; }
.about__card p { font-size: 0.9rem; color: var(--text-dim); line-height: 1.5; }

/* ── PROJECTS ── */
.projects__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 24px;
}
.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px; position: relative;
  transition: var(--transition);
  display: flex; flex-direction: column;
}
.project-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(124,58,237,0.2);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}
.project-card--featured {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, rgba(124,58,237,0.08), rgba(59,130,246,0.05));
  border-color: rgba(124,58,237,0.15);
}
.project-card__badge {
  position: absolute; top: 16px; right: 16px;
  background: var(--gradient); color: #fff;
  padding: 4px 12px; border-radius: 99px;
  font-size: 0.75rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.05em;
}
.project-card__header {
  display: flex; align-items: center; gap: 14px;
  margin-bottom: 14px;
}
.project-card__icon {
  width: 48px; height: 48px; border-radius: 12px;
  background: rgba(124,58,237,0.1);
  display: grid; place-items: center;
  color: var(--accent); flex-shrink: 0;
}
.project-card__title { font-size: 1.2rem; font-weight: 700; }
.project-card__desc {
  font-size: 0.95rem; color: var(--text-dim);
  line-height: 1.7; margin-bottom: 18px; flex: 1;
}
.project-card__tech {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-bottom: 16px;
}
.project-card__tech span {
  padding: 4px 12px; border-radius: 99px;
  background: rgba(124,58,237,0.08);
  border: 1px solid rgba(124,58,237,0.15);
  font-size: 0.8rem; font-weight: 500;
  color: var(--accent); font-family: var(--mono);
}
.project-card__links { display: flex; gap: 16px; }
.project-card__link {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--text-dim); text-decoration: none;
  font-size: 0.9rem; font-weight: 500;
  transition: color var(--transition);
}
.project-card__link:hover { color: var(--accent); }

/* ── SKILLS ── */
.skills__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}
.skills__category {
  padding: 24px; border-radius: var(--radius);
  background: var(--bg-card);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.skills__category:hover {
  border-color: rgba(124,58,237,0.2);
}
.skills__category-title {
  display: flex; align-items: center; gap: 10px;
  font-size: 1rem; font-weight: 600;
  margin-bottom: 16px; color: var(--text);
}
.skills__category-title svg { color: var(--accent); }
.skills__tags { display: flex; flex-wrap: wrap; gap: 8px; }
.skill-tag {
  padding: 6px 14px; border-radius: 99px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  font-size: 0.85rem; color: var(--text-dim);
  transition: var(--transition);
}
.skill-tag:hover {
  color: var(--accent);
  border-color: rgba(124,58,237,0.3);
  background: rgba(124,58,237,0.06);
}

/* ── TIMELINE ── */
.timeline {
  max-width: 700px; margin: 0 auto;
  position: relative; padding-left: 32px;
}
.timeline::before {
  content: ''; position: absolute;
  left: 7px; top: 8px; bottom: 8px;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), var(--accent2), transparent);
}
.timeline__item {
  position: relative; margin-bottom: 40px;
}
.timeline__dot {
  position: absolute; left: -29px; top: 6px;
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--bg);
  box-shadow: 0 0 0 4px rgba(124,58,237,0.2);
}
.timeline__content {
  padding: 20px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: var(--transition);
}
.timeline__content:hover {
  border-color: rgba(124,58,237,0.2);
}
.timeline__date {
  font-family: var(--mono); font-size: 0.8rem;
  color: var(--accent); font-weight: 500;
}
.timeline__title {
  font-size: 1.1rem; font-weight: 700;
  margin: 6px 0 2px;
}
.timeline__company {
  font-size: 0.9rem; color: var(--text-dim);
  font-weight: 500; margin-bottom: 8px;
}
.timeline__desc {
  font-size: 0.9rem; color: var(--text-dim);
  line-height: 1.6;
}
.timeline__list {
  list-style: none; margin-top: 8px;
}
.timeline__list li {
  font-size: 0.9rem; color: var(--text-dim);
  padding: 3px 0; padding-left: 16px;
  position: relative;
}
.timeline__list li::before {
  content: ''; position: absolute; left: 0; top: 11px;
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent); opacity: 0.5;
}

/* ── SERVICES ── */
.services__cta {
  text-align: center;
  padding: 60px 40px;
  background: linear-gradient(135deg, rgba(124,58,237,0.06), rgba(59,130,246,0.04));
  border: 1px solid rgba(124,58,237,0.12);
  border-radius: 24px;
}
.services__title {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 800; margin-bottom: 16px;
}
.services__lead {
  font-size: 1.05rem; color: var(--text-dim);
  max-width: 640px; margin: 0 auto 40px;
  line-height: 1.7;
}
.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px; text-align: left;
}
.service-card {
  padding: 28px; border-radius: var(--radius);
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.service-card:hover {
  border-color: rgba(124,58,237,0.25);
  transform: translateY(-4px);
}
.service-card__icon {
  color: var(--accent); margin-bottom: 16px;
}
.service-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
.service-card p { font-size: 0.9rem; color: var(--text-dim); line-height: 1.6; }

/* ── CONTACT ── */
.contact { text-align: center; }
.contact__grid {
  display: flex; justify-content: center;
  gap: 20px; flex-wrap: wrap;
}
.contact__card {
  display: flex; align-items: center; gap: 12px;
  padding: 18px 28px; border-radius: var(--radius);
  background: var(--bg-card);
  border: 1px solid var(--border);
  text-decoration: none; color: var(--text);
  font-size: 0.95rem; font-weight: 500;
  transition: var(--transition);
}
.contact__card svg { color: var(--accent); flex-shrink: 0; }
.contact__card:hover {
  border-color: var(--accent);
  background: rgba(124,58,237,0.06);
  transform: translateY(-2px);
}

/* ── FOOTER ── */
.footer {
  text-align: center; padding: 40px 24px;
  border-top: 1px solid var(--border);
  font-size: 0.9rem; color: var(--text-dim);
}
.footer__sub {
  font-size: 0.8rem; margin-top: 6px;
  color: rgba(255,255,255,0.2);
}

/* ── REVEAL ANIMATION ── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.hero .reveal {
  opacity: 0;
  animation: heroReveal 0.8s ease forwards;
}
.hero .reveal:nth-child(1) { animation-delay: 0.1s; }
.hero .reveal:nth-child(2) { animation-delay: 0.2s; }
.hero .reveal:nth-child(3) { animation-delay: 0.35s; }
.hero .reveal:nth-child(4) { animation-delay: 0.5s; }
.hero .reveal:nth-child(5) { animation-delay: 0.65s; }
.hero .reveal:nth-child(6) { animation-delay: 0.8s; }
@keyframes heroReveal {
  to { opacity: 1; transform: translateY(0); }
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .nav__links {
    position: fixed; top: var(--nav-h); left: 0; right: 0;
    background: rgba(10,10,15,0.98);
    backdrop-filter: blur(20px);
    flex-direction: column; padding: 24px;
    gap: 20px; border-bottom: 1px solid var(--border);
    transform: translateY(-100%); opacity: 0;
    transition: var(--transition);
    pointer-events: none;
  }
  .nav__links.open {
    transform: translateY(0); opacity: 1;
    pointer-events: auto;
  }
  .nav__burger { display: flex; }
  .about__grid { grid-template-columns: 1fr; }
  .projects__grid { grid-template-columns: 1fr; }
  .project-card--featured { grid-column: 1; }
  .hero__stats { gap: 24px; }
  .hero__stat-num, .hero__stat .accent { font-size: 2rem; }
  .skills__grid { grid-template-columns: 1fr; }
  .services__cta { padding: 40px 20px; }
  .timeline { padding-left: 28px; }
}

@media (max-width: 480px) {
  .hero__stats { flex-direction: column; gap: 16px; }
  .hero__ctas { flex-direction: column; }
  .btn { justify-content: center; }
  .contact__grid { flex-direction: column; align-items: center; }
}

/* ── SELECTION ── */
::selection {
  background: rgba(124,58,237,0.3);
  color: #fff;
}

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb {
  background: rgba(124,58,237,0.3);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(124,58,237,0.5);
}