/* ─── Reset & base ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #0d0d12;
  --bg-card:   #14141e;
  --bg-card2:  #1a1a28;
  --border:    rgba(255,255,255,.08);
  --accent:    #7c6aff;
  --accent2:   #5ee7df;
  --text:      #e8e8f0;
  --text-dim:  #888899;
  --text-xdim: #44445a;
  --radius:    14px;
  --nav-h:     64px;
  --transition: .22s cubic-bezier(.4,0,.2,1);
}

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

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

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

/* ─── Layout helpers ───────────────────────────────────────────── */
.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

section { padding: 96px 0; }

.section-title {
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 700;
  margin-bottom: 48px;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  display: block;
  height: 3px;
  width: 48px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  border-radius: 2px;
  margin-top: 10px;
}

/* ─── Nav ──────────────────────────────────────────────────────── */
#nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 100;
  transition: background var(--transition), border-bottom var(--transition);
}

#nav.scrolled {
  background: rgba(13, 13, 18, .85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-logo {
  font-family: 'JetBrains Mono', monospace;
  font-weight: 500;
  font-size: 1.1rem;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-right: auto;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 28px;
}

.nav-links a {
  font-size: .9rem;
  font-weight: 500;
  color: var(--text-dim);
  transition: color var(--transition);
}

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

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

/* ─── Hero ─────────────────────────────────────────────────────── */
#hero {
  min-height: 100svh;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 48px;
  padding: var(--nav-h) 24px 64px;
  max-width: 1080px;
  margin: 0 auto;
  position: relative;
}

.hero-greeting {
  font-family: 'JetBrains Mono', monospace;
  color: var(--accent);
  font-size: .95rem;
  margin-bottom: 8px;
}

.hero-name {
  font-size: clamp(2.8rem, 8vw, 5.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -.02em;
  margin-bottom: 12px;
}

.hero-title {
  font-size: clamp(1.1rem, 3vw, 1.5rem);
  font-weight: 400;
  color: var(--text-dim);
  margin-bottom: 24px;
}

.accent {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-bio {
  max-width: 540px;
  color: var(--text-dim);
  font-size: 1.05rem;
  margin-bottom: 36px;
}

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

/* ─── Buttons ──────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 600;
  font-size: .9rem;
  transition: all var(--transition);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #5a4fe0);
  color: #fff;
  box-shadow: 0 4px 20px rgba(124,106,255,.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(124,106,255,.45);
}

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

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ─── Hero visual ──────────────────────────────────────────────── */
.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.avatar-ring {
  width: 220px;
  height: 220px;
  border-radius: 50%;
  padding: 3px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  animation: spin-ring 8s linear infinite;
}

@keyframes spin-ring {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

.avatar {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: var(--bg-card);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent);
  overflow: hidden;
  animation: spin-ring 8s linear infinite reverse;
}

.avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.floating-badge {
  position: absolute;
  background: var(--bg-card2);
  border: 1px solid var(--border);
  padding: 8px 16px;
  border-radius: 100px;
  font-size: .8rem;
  font-weight: 600;
  white-space: nowrap;
  animation: float 3s ease-in-out infinite;
}

.badge-1 {
  top: 10px;
  right: -20px;
  color: #5ee7df;
  animation-delay: 0s;
}

.badge-2 {
  bottom: 20px;
  left: -30px;
  color: var(--text-dim);
  animation-delay: 1.5s;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-8px); }
}

.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-xdim);
  font-size: .75rem;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--text-xdim), transparent);
  animation: scroll-pulse 2s ease-in-out infinite;
}

@keyframes scroll-pulse {
  0%, 100% { opacity: .3; }
  50%       { opacity: 1; }
}

/* ─── About ────────────────────────────────────────────────────── */
#about { background: var(--bg-card); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.about-text p {
  color: var(--text-dim);
  margin-bottom: 16px;
}

.about-facts {
  list-style: none;
  margin-top: 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.about-facts li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .9rem;
  color: var(--text-dim);
}

.fact-icon { font-size: 1rem; flex-shrink: 0; }

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.stat-card {
  background: var(--bg-card2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: border-color var(--transition);
}

.stat-card:hover { border-color: var(--accent); }

.stat-number {
  font-size: 2.2rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.stat-label {
  font-size: .8rem;
  color: var(--text-dim);
}

/* ─── Skills ───────────────────────────────────────────────────── */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 32px;
}

.skill-group-title {
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-xdim);
  margin-bottom: 14px;
}

.skill-tags { display: flex; flex-wrap: wrap; gap: 8px; }

.tag {
  background: var(--bg-card2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 14px;
  font-size: .85rem;
  font-weight: 500;
  color: var(--text);
  transition: all var(--transition);
}

.tag:hover { border-color: var(--accent); color: var(--accent); }

.tag-sm { padding: 4px 10px; font-size: .78rem; }

/* ─── Experience ───────────────────────────────────────────────── */
#experience { background: var(--bg); }

.experience-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.experience-item {
  display: flex;
  gap: 24px;
  padding: 28px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-card);
  transition: border-color var(--transition);
}

.experience-item:hover { border-color: var(--accent); }

.experience-logo {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  color: #fff;
  letter-spacing: .02em;
}

.experience-logo--img {
  background: #fff;
  padding: 8px;
}

.experience-logo--dark {
  background: #1a1a1a;
  padding: 4px;
}

.experience-logo--img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.experience-body { flex: 1; min-width: 0; }

.experience-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.experience-company {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
}

.experience-role {
  font-size: .9rem;
  color: var(--accent);
  margin-top: 2px;
}

.experience-period {
  font-family: 'JetBrains Mono', monospace;
  font-size: .8rem;
  color: var(--text-dim);
  white-space: nowrap;
  padding-top: 3px;
}

.experience-desc {
  font-size: .95rem;
  color: var(--text-dim);
  line-height: 1.6;
}

/* ─── Projects ─────────────────────────────────────────────────── */
#projects { background: var(--bg-card); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

.projects-grid {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.project-card {
  background: var(--bg-card2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.project-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,0,0,.4);
}

.project-card-cta {
  align-items: center;
  justify-content: center;
  text-align: center;
  border-style: dashed;
  color: var(--text-dim);
  font-size: .95rem;
}

.project-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}

.project-icon { font-size: 1.8rem; line-height: 1; }

.project-links { display: flex; gap: 10px; }

.project-links a {
  color: var(--text-xdim);
  transition: color var(--transition);
}

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

.icon-link {
  color: var(--text-xdim);
  transition: color var(--transition);
}

.icon-link:hover { color: var(--text); }

.icon-link svg { width: 18px; height: 18px; display: block; }

.project-title {
  font-size: 1.1rem;
  font-weight: 600;
}

.project-desc {
  font-size: .9rem;
  color: var(--text-dim);
  flex: 1;
}

/* ─── Contact ──────────────────────────────────────────────────── */
.contact-inner {
  text-align: center;
  max-width: 560px;
}

.contact-lead {
  color: var(--text-dim);
  font-size: 1.05rem;
  margin-bottom: 28px;
}

.contact-email {
  display: inline-block;
  font-size: clamp(1.2rem, 4vw, 1.8rem);
  font-weight: 600;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 36px;
  transition: opacity var(--transition);
}

.contact-email:hover { opacity: .8; }

.social-links {
  display: flex;
  justify-content: center;
  gap: 24px;
}

.social-links a {
  color: var(--text-xdim);
  transition: color var(--transition), transform var(--transition);
}

.social-links a:hover { color: var(--text); transform: translateY(-2px); }

.social-links svg { width: 24px; height: 24px; display: block; }

/* ─── Footer ───────────────────────────────────────────────────── */
footer {
  padding: 24px 0;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: .82rem;
  color: var(--text-xdim);
  flex-wrap: wrap;
  gap: 8px;
}

/* ─── Reveal animation ─────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .6s cubic-bezier(.4,0,.2,1), transform .6s cubic-bezier(.4,0,.2,1);
}

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

/* ─── Responsive ───────────────────────────────────────────────── */
@media (max-width: 768px) {
  #hero {
    grid-template-columns: 1fr;
    text-align: center;
    justify-items: center;
  }

  .hero-bio { text-align: left; }
  .hero-actions { justify-content: center; }
  .hero-visual { order: -1; }

  .badge-1 { right: 0; top: -10px; }
  .badge-2 { left: 0; bottom: 0; }

  .scroll-indicator { display: none; }

  .about-grid { grid-template-columns: 1fr; gap: 40px; }

  .nav-links {
    display: none;
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0;
    background: rgba(13,13,18,.97);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 24px;
    gap: 20px;
    border-bottom: 1px solid var(--border);
  }

  .nav-links.open { display: flex; }
  .nav-toggle { display: flex; }

  .contact-inner { padding: 0 16px; }
  .footer-inner { justify-content: center; text-align: center; }
}

@media (max-width: 480px) {
  .avatar-ring { width: 160px; height: 160px; }
  .avatar { font-size: 2.2rem; }
  .about-stats { grid-template-columns: 1fr 1fr; }
}