/* ── TOKENS ─────────────────────────────────────────── */
:root {
  --bg:        #0A0E17;
  --bg-alt:    #0F1422;
  --surface:   #1A2035;
  --surface-2: #212C44;
  --border:    #2A3654;
  --accent:    #00FFB2;
  --accent-dim:#00C98A;
  --text:      #E8ECF5;
  --text-muted:#7B8FB3;
  --text-dim:  #4A5A7A;
  --red:       #FF6B6B;
  --yellow:    #FFD93D;
  --green:     #6BCB77;
  --radius:    6px;
  --radius-lg: 12px;
  --font-mono: 'JetBrains Mono', monospace;
  --font-body: 'Inter', sans-serif;
  --nav-h:     64px;
  --max-w:     1120px;
}

/* ── RESET ───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

/* ── SCROLLBAR ───────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-dim); }

/* ── UTILS ───────────────────────────────────────────── */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.accent { color: var(--accent); }
.section { padding: 100px 0; }
.section-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 48px;
  color: var(--text);
}

/* ── BUTTONS ─────────────────────────────────────────── */
.btn-primary {
  display: inline-block;
  background: var(--accent);
  color: var(--bg);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 700;
  padding: 12px 28px;
  border-radius: var(--radius);
  transition: background 0.2s, transform 0.15s;
}
.btn-primary:hover { background: var(--accent-dim); transform: translateY(-2px); }

.btn-secondary {
  display: inline-block;
  border: 1px solid var(--border);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  padding: 12px 28px;
  border-radius: var(--radius);
  transition: border-color 0.2s, color 0.2s, transform 0.15s;
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }

/* ── TAGS ────────────────────────────────────────────── */
.tag-list { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  background: rgba(0, 255, 178, 0.07);
  border: 1px solid rgba(0, 255, 178, 0.2);
  padding: 4px 10px;
  border-radius: var(--radius);
  white-space: nowrap;
}
.tag-sm { font-size: 0.7rem; padding: 3px 8px; }

/* ── NAVBAR ─────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
  background: rgba(10, 14, 23, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s;
}
.navbar.scrolled { border-color: var(--border); }
.logo {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.02em;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-links a {
  font-size: 0.875rem;
  color: var(--text-muted);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text); }
.nav-links .nav-cta {
  font-family: var(--font-mono);
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 6px 16px;
  border-radius: var(--radius);
  transition: background 0.2s, color 0.2s;
}
.nav-links .nav-cta:hover { background: var(--accent); color: var(--bg); }
.nav-toggle { display: none; }

/* ── HERO ────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  gap: 60px;
  padding: calc(var(--nav-h) + 60px) 40px 80px;
  max-width: var(--max-w);
  margin: 0 auto;
}
.hero-content { flex: 1; }

.terminal-line {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  margin-bottom: 24px;
}
.prompt { color: var(--accent); }
.command { color: var(--text-muted); }

.hero-name {
  font-family: var(--font-mono);
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 12px;
  color: var(--text);
  min-height: 1.2em;
}
.cursor {
  display: inline-block;
  color: var(--accent);
  animation: blink 1s step-end infinite;
  font-weight: 300;
}
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

.hero-title {
  font-size: clamp(1rem, 2.5vw, 1.4rem);
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 20px;
  letter-spacing: 0.02em;
}
.hero-sub {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 480px;
  margin-bottom: 36px;
  line-height: 1.8;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* ── HERO TERMINAL WINDOW ────────────────────────────── */
.hero-terminal { flex: 0 0 420px; }
.terminal-window {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}
.terminal-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
}
.dot {
  width: 12px; height: 12px;
  border-radius: 50%;
}
.dot.red    { background: var(--red); }
.dot.yellow { background: var(--yellow); }
.dot.green  { background: var(--green); }
.terminal-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-left: 8px;
}
.terminal-body {
  padding: 24px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.9;
  overflow-x: auto;
}
.json-brace  { color: var(--text-muted); }
.json-key    { color: var(--accent); }
.json-colon  { color: var(--text-muted); }
.json-str    { color: #FFD580; }
.json-bool   { color: #FF8B50; }
.json-arr    { color: var(--text-muted); }

/* ── ABOUT ───────────────────────────────────────────── */
.about { background: var(--bg-alt); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.about-text p {
  color: var(--text-muted);
  margin-bottom: 16px;
  line-height: 1.8;
}
.about-text p:last-child { margin-bottom: 0; }
.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.stat-num {
  font-family: var(--font-mono);
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 1;
}
.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* ── EXPERIENCE ──────────────────────────────────────── */
.experience { background: var(--bg); }
.timeline { display: flex; flex-direction: column; gap: 0; }
.timeline-item {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 40px;
  padding: 40px 0;
  border-bottom: 1px solid var(--border);
  position: relative;
}
.timeline-item:last-child { border-bottom: none; }
.timeline-item::before {
  content: '';
  position: absolute;
  left: 199px;
  top: 0; bottom: 0;
  width: 1px;
  background: var(--border);
}
.timeline-item::after {
  content: '';
  position: absolute;
  left: 194px;
  top: 48px;
  width: 11px; height: 11px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent);
}
.timeline-meta {
  padding-top: 4px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
}
.timeline-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent);
  background: rgba(0,255,178,0.07);
  border: 1px solid rgba(0,255,178,0.2);
  padding: 2px 8px;
  border-radius: var(--radius);
  display: inline-block;
  width: fit-content;
}
.timeline-content h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 4px;
}
.timeline-company {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  display: block;
  margin-bottom: 16px;
}
.timeline-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.timeline-list li {
  font-size: 0.9rem;
  color: var(--text-muted);
  padding-left: 16px;
  position: relative;
  line-height: 1.6;
}
.timeline-list li::before {
  content: '›';
  position: absolute;
  left: 0;
  color: var(--accent);
}

/* ── SKILLS ──────────────────────────────────────────── */
.skills { background: var(--bg-alt); }
.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.skill-group {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: border-color 0.2s;
}
.skill-group:hover { border-color: var(--accent-dim); }
.skill-group-title {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.skill-group-title i { color: var(--accent); }

/* ── PROJECTS ────────────────────────────────────────── */
.projects { background: var(--bg); }

/* Flagship */
.project-flagship {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  margin-bottom: 60px;
  position: relative;
  overflow: hidden;
}
.project-flagship::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), transparent);
}
.flagship-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 24px;
}
.flagship-grid {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 40px;
  align-items: start;
}
.flagship-title {
  font-size: clamp(1.3rem, 2.5vw, 1.7rem);
  font-weight: 600;
  margin-bottom: 6px;
  line-height: 1.3;
}
.flagship-client {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent);
  margin-bottom: 20px;
}
.flagship-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 16px;
}
.flagship-highlights {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 24px 0;
}
.highlight-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.875rem;
  color: var(--text-muted);
}
.highlight-item i {
  color: var(--accent);
  margin-top: 3px;
  flex-shrink: 0;
  width: 14px;
}
.flagship-tags { margin-top: 24px; }

.flagship-aside {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.aside-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
}
.aside-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 4px;
}
.aside-value {
  font-size: 0.85rem;
  color: var(--text);
  font-weight: 500;
}

/* Other projects */
.other-projects-title {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 24px;
  padding-top: 8px;
}
.projects-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.project-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: border-color 0.2s, transform 0.2s;
}
.project-card:hover { border-color: var(--border); transform: translateY(-3px); }
.project-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 16px;
}
.project-index {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
}
.project-card h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 4px;
}
.project-client {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  margin-bottom: 12px;
}
.project-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* Personal projects */
.personal-projects-title {
  margin-top: 3rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 24px;
  padding-top: 8px;
}

/* ── CONTACT ─────────────────────────────────────────── */
.contact { background: var(--bg-alt); }
.contact-inner { text-align: center; max-width: 600px; }
.contact-sub {
  color: var(--text-muted);
  font-size: 1rem;
  margin-bottom: 40px;
  line-height: 1.8;
}
.contact-links {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: center;
  margin-bottom: 36px;
}
.contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--text-muted);
  transition: color 0.2s;
}
.contact-item i { color: var(--accent); }
.contact-item:hover { color: var(--text); }
.contact-cta { margin-top: 8px; }

/* ── FOOTER ──────────────────────────────────────────── */
.footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 28px 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-copy {
  font-size: 0.8rem;
  color: var(--text-dim);
  font-family: var(--font-mono);
}
.footer-links {
  display: flex;
  gap: 16px;
}
.footer-links a {
  color: var(--text-dim);
  font-size: 1rem;
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--accent); }

/* ── ANIMATIONS ──────────────────────────────────────── */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── RESPONSIVE ──────────────────────────────────────── */
@media (max-width: 1024px) {
  .hero {
    flex-direction: column;
    align-items: flex-start;
    padding-top: calc(var(--nav-h) + 40px);
  }
  .hero-terminal { flex: unset; width: 100%; max-width: 480px; }
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
  .flagship-grid { grid-template-columns: 1fr; }
  .flagship-aside { flex-direction: row; flex-wrap: wrap; }
  .aside-card { flex: 1 1 140px; }
}

@media (max-width: 768px) {
  .navbar { padding: 0 20px; }
  .nav-links { display: none; flex-direction: column; position: fixed; top: var(--nav-h); left: 0; right: 0; background: var(--bg); border-bottom: 1px solid var(--border); padding: 24px; gap: 20px; }
  .nav-links.open { display: flex; }
  .nav-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
  }
  .nav-toggle span { width: 22px; height: 2px; background: var(--text); display: block; border-radius: 2px; transition: 0.3s; }
  .hero { padding: 0 20px; padding-top: calc(var(--nav-h) + 32px); padding-bottom: 60px; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-stats { grid-template-columns: 1fr 1fr; }
  .timeline-item { grid-template-columns: 1fr; gap: 8px; padding: 32px 0; }
  .timeline-item::before, .timeline-item::after { display: none; }
  .skills-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .project-flagship { padding: 24px; }
  .footer-inner { flex-direction: column; text-align: center; }
  .section { padding: 72px 0; }
}

@media (max-width: 480px) {
  .about-stats { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  .cursor { animation: none; opacity: 1; }
}