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

:root {
  --bg:         #0a0d14;
  --bg-2:       #0f1320;
  --bg-3:       #161b2e;
  --surface:    #1a2035;
  --surface-2:  #212840;
  --border:     #2a3355;
  --border-2:   #3a4570;
  --accent:     #00d4ff;
  --accent-2:   #7c3aed;
  --accent-3:   #10b981;
  --green:      #22c55e;
  --yellow:     #f59e0b;
  --red:        #ef4444;
  --text:       #e2e8f0;
  --text-muted: #64748b;
  --text-dim:   #94a3b8;
  --prompt:     #00d4ff;
  --string:     #86efac;
  --key:        #93c5fd;
  --font-mono:  'Fira Code', 'Cascadia Code', 'Consolas', monospace;
  --font-sans:  'Inter', system-ui, sans-serif;
  --nav-h:      64px;
  --radius:     8px;
  --radius-lg:  16px;
  --shadow:     0 4px 24px rgba(0,0,0,0.4);
  --shadow-lg:  0 8px 48px rgba(0,0,0,0.6);
  --glow-blue:  0 0 40px rgba(0,212,255,0.15);
  --glow-purple:0 0 40px rgba(124,58,237,0.15);
  --trans:      all 0.3s cubic-bezier(0.4,0,0.2,1);
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

/* Scanlines effect */
.scanlines {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0,0,0,0.03) 2px,
    rgba(0,0,0,0.03) 4px
  );
}

/* ── Navigation ── */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 1000;
  background: rgba(10,13,20,0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: var(--trans);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 600;
}

.nav-logo .prompt {
  color: var(--accent);
  font-size: 1.3rem;
}

.nav-name { color: var(--text); }

.nav-links {
  display: flex;
  list-style: none;
  gap: 4px;
  align-items: center;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 6px 14px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-dim);
  text-decoration: none;
  border-radius: var(--radius);
  transition: var(--trans);
}

.nav-link .cmd-prefix { color: var(--accent); }

.nav-link:hover {
  color: var(--text);
  background: var(--surface);
}

.nav-cta {
  color: var(--accent) !important;
  border: 1px solid var(--accent);
  padding: 6px 16px;
}

.nav-cta:hover {
  background: rgba(0,212,255,0.1) !important;
  box-shadow: 0 0 16px rgba(0,212,255,0.2);
}

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

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-dim);
  border-radius: 2px;
  transition: var(--trans);
}

/* Mobile menu */
.mobile-menu {
  position: fixed;
  top: var(--nav-h);
  left: 0; right: 0;
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
  z-index: 999;
  display: none;
  padding: 16px;
}

.mobile-menu.open { display: block; }

.mobile-menu ul { list-style: none; display: flex; flex-direction: column; gap: 4px; }
.mobile-menu .nav-link { color: var(--text-dim); display: block; }

/* ── Container ── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Sections ── */
.section {
  padding: 100px 0;
}

.section-dark { 
  background: var(--bg-2); 
  position: relative;
}

/* Specific fade helpers */
.fade-top::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 250px;
  background: linear-gradient(to bottom, var(--bg), transparent);
  pointer-events: none;
  z-index: 1;
}

.fade-bottom::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 250px;
  background: linear-gradient(to top, var(--bg), transparent);
  pointer-events: none;
  z-index: 1;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-cmd {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 12px;
  display: inline-block;
  background: var(--surface);
  padding: 6px 16px;
  border-radius: 100px;
  border: 1px solid var(--border);
}

.prompt-dollar { color: var(--accent); margin-right: 6px; }
.section-cmd-text { color: var(--string); }

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  background: linear-gradient(135deg, #fff 0%, #94a3b8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 12px;
}

.section-sub {
  color: var(--text-muted);
  font-size: 1rem;
}

/* ── Terminal windows ── */
.terminal-window {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: var(--bg-3);
  border-bottom: 1px solid var(--border);
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.dot-red    { background: #ff5f56; }
.dot-yellow { background: #ffbd2e; }
.dot-green  { background: #27c93f; }

.terminal-title {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-left: 8px;
}

.terminal-body {
  padding: 24px;
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

.terminal-line {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.mt-16 { margin-top: 16px; }
.mt-8  { margin-top: 8px; }

.prompt-user { color: var(--accent-3); }
.prompt-sep  { color: var(--text-muted); }
.prompt-path { color: var(--accent); }
.prompt-dollar-line { color: var(--text-muted); }
.prompt-dollar { color: var(--accent); }

/* ── Hero ── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: calc(var(--nav-h) + 48px) 24px 80px;
  position: relative;
  overflow: hidden;
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,212,255,0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.08) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 0%, transparent 100%);
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

.glow-1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(0,212,255,0.08) 0%, transparent 70%);
  top: -100px; left: -100px;
}

.glow-2 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(124,58,237,0.08) 0%, transparent 70%);
  bottom: -50px; right: -50px;
}

.hero-terminal {
  width: 100%;
  max-width: 720px;
  position: relative;
  z-index: 1;
}

/* Hero output - JSON style */
.hero-output {
  margin-top: 12px;
  transition: opacity 0.5s ease;
}

.whoami-result {
  padding-left: 8px;
  border-left: 2px solid var(--border);
  margin: 8px 0;
}

.hero-name-line { color: var(--text-muted); }
.brace { color: var(--text-dim); }

.hero-field {
  padding: 2px 0;
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

.field-key   { color: var(--key); }
.field-colon { color: var(--text-muted); }
.field-value { color: var(--string); }
.field-comma { color: var(--text-muted); }

.hero-name {
  color: var(--accent) !important;
  font-size: 1.1rem;
  font-weight: 600;
}

.status-open { color: var(--green) !important; }

/* Skills tags in hero */
.skills-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px 0 4px;
  transition: opacity 0.5s ease;
}

.tag {
  padding: 4px 12px;
  background: rgba(0,212,255,0.08);
  border: 1px solid rgba(0,212,255,0.2);
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  transition: var(--trans);
}

.tag:hover {
  background: rgba(0,212,255,0.15);
  box-shadow: 0 0 12px rgba(0,212,255,0.2);
}

/* Typed animation */
.typed-cmd {
  color: var(--text);
  font-family: var(--font-mono);
}

.cursor-blink {
  color: var(--accent);
  animation: blink 1s step-end infinite;
}

@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0} }

/* Hero stats */
.hero-stats {
  display: flex;
  gap: 16px;
  margin-top: 40px;
  flex-wrap: wrap;
  justify-content: center;
  position: relative;
  z-index: 1;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 28px;
  text-align: center;
  transition: var(--trans);
}

.stat-card:hover {
  border-color: var(--accent);
  box-shadow: 0 0 20px rgba(0,212,255,0.15);
  transform: translateY(-2px);
}

.stat-number {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--accent);
}

.stat-label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ── Skills Section ── */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.skill-category {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--trans);
}

.skill-category:hover {
  border-color: var(--border-2);
  box-shadow: var(--glow-blue);
  transform: translateY(-2px);
}

.skill-cat-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

.cat-icon { font-size: 1.5rem; }

.skill-cat-header h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
}

.skill-items { display: flex; flex-direction: column; gap: 16px; }



.skill-info {
  display: flex;
  justify-content: space-between;
  margin-bottom: 6px;
}

.skill-name {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-dim);
}

.skill-pct {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
}

.skill-bar {
  height: 4px;
  background: var(--bg-3);
  border-radius: 100px;
  overflow: hidden;
}

.skill-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 100px;
  width: 0;
  transition: width 1.2s cubic-bezier(0.4,0,0.2,1);
}

/* ── Projects ── */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 28px;
}

.project-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: var(--trans);
  position: relative;
  overflow: hidden;
}

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

.project-card:hover {
  border-color: var(--border-2);
  box-shadow: 0 8px 40px rgba(0,212,255,0.12);
  transform: translateY(-4px);
}

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

.project-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

.project-status {
  display: flex;
  align-items: center;
  gap: 6px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.status-dot.running {
  background: var(--green);
  box-shadow: 0 0 6px var(--green);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%,100% { opacity:1 }
  50% { opacity:0.5 }
}

.status-text {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--green);
  letter-spacing: 0.08em;
}

.project-tech-badges {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.tech-badge {
  padding: 3px 10px;
  background: rgba(124,58,237,0.15);
  border: 1px solid rgba(124,58,237,0.3);
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: #a78bfa;
}

.project-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
}

.project-desc {
  color: var(--text-dim);
  font-size: 0.9rem;
  line-height: 1.6;
}

.project-desc strong { color: var(--accent); }

.project-terminal {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.pt-line {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-dim);
  line-height: 1.5;
}

.pt-key { color: var(--accent); }
.highlight-green { color: var(--green); font-weight: 600; }

.project-footer {
  display: flex;
  gap: 20px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.project-metric {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.metric-val {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent);
}

.metric-lbl {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ── Impact ── */
.impact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.impact-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: var(--trans);
}

.impact-card:hover {
  border-color: var(--border-2);
  box-shadow: var(--glow-purple);
  transform: translateY(-2px);
}

.impact-card-icon { font-size: 2rem; }

.impact-cat {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
}

.impact-group { display: flex; flex-direction: column; gap: 8px; }

.impact-group-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent);
  font-weight: 600;
}

.ig-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

.impact-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.impact-list li {
  font-size: 0.875rem;
  color: var(--text-dim);
  display: flex;
  gap: 8px;
}

.impact-arrow {
  color: var(--accent-2);
  flex-shrink: 0;
}

.impact-list strong { color: var(--text); }

/* ── Contact ── */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.ct-line { margin-bottom: 4px; }
.ct-cmd {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent);
}

.ct-output {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--string);
  padding-left: 4px;
}

.ct-link {
  color: var(--accent);
  text-decoration: none;
  font-family: var(--font-mono);
  transition: var(--trans);
}

.ct-link:hover { text-shadow: 0 0 12px var(--accent); }

.ct-resume {
  display: inline-block;
  padding: 6px 14px;
  background: rgba(0,212,255,0.08);
  border: 1px solid rgba(0,212,255,0.2);
  border-radius: var(--radius);
  margin-top: 4px;
}

.ct-resume:hover {
  background: rgba(0,212,255,0.15) !important;
}

.social-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 8px;
}

.social-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--text-dim);
  font-size: 0.85rem;
  transition: var(--trans);
}

.social-link:hover {
  border-color: var(--accent);
  color: var(--text);
  background: rgba(0,212,255,0.05);
}

.social-link svg { color: var(--accent); flex-shrink: 0; }
.social-link strong { color: var(--text); font-size: 0.85rem; }
.social-link span { color: var(--text-muted); font-size: 0.78rem; }

/* Contact form */
.contact-form { display: flex; flex-direction: column; gap: 16px; margin-top: 12px; }

.form-group { display: flex; flex-direction: column; gap: 6px; }


.form-prompt {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
}

.form-input, .form-textarea {
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 14px;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  outline: none;
  transition: var(--trans);
  resize: none;
  width: 100%;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-muted);
}

.form-input:focus, .form-textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0,212,255,0.08);
}

.btn-send {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 24px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border: none;
  border-radius: var(--radius);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--trans);
  position: relative;
  overflow: hidden;
}

.btn-send::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.1);
  opacity: 0;
  transition: var(--trans);
}

.btn-send:hover::before { opacity: 1; }
.btn-send:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,212,255,0.3);
}

.btn-send:active { transform: translateY(0); }

.btn-arrow { font-size: 1.1rem; transition: transform 0.3s; }
.btn-send:hover .btn-arrow { transform: translateX(4px); }

.form-success {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px;
  background: rgba(34,197,94,0.08);
  border: 1px solid rgba(34,197,94,0.3);
  border-radius: var(--radius);
  margin-top: 12px;
}

.success-icon {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--green);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.success-cmd {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--green);
  display: block;
  margin-bottom: 4px;
}

.success-msg {
  font-size: 0.875rem;
  color: var(--text-dim);
}

/* ── Footer ── */
.footer {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  padding: 32px 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-left {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer-name {
  font-weight: 700;
  color: var(--text);
  font-size: 1rem;
}

.footer-role {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer-year {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ── Reveal animation ── */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .contact-layout { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .section { padding: 72px 0; }
  .hero { padding: calc(var(--nav-h) + 40px) 16px 60px; }
  .hero-stats { gap: 12px; }
  .stat-card { padding: 16px 20px; }
  .projects-grid { grid-template-columns: 1fr; }
  .impact-grid { grid-template-columns: 1fr; }
  .skills-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .terminal-body { padding: 16px; }
  .hero-terminal { font-size: 0.8rem; }
}

/* ── Animated Background Glow ── */
.glow-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
  background: var(--bg);
}

.glow-blob {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.35;
  mix-blend-mode: screen;
}

.blob-1 {
  background: radial-gradient(circle, var(--accent) 0%, transparent 70%);
  top: -10%;
  left: -10%;
  animation: move-1 25s infinite alternate ease-in-out;
}

.blob-2 {
  background: radial-gradient(circle, var(--accent-2) 0%, transparent 70%);
  bottom: -10%;
  right: -10%;
  animation: move-2 30s infinite alternate ease-in-out;
}

.blob-3 {
  background: radial-gradient(circle, var(--accent) 0%, transparent 70%);
  top: 40%;
  right: 15%;
  width: 450px;
  height: 450px;
  opacity: 0.3;
  animation: move-3 20s infinite alternate ease-in-out;
}

@keyframes move-1 {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to { transform: translate3d(30vw, 20vh, 0) scale(1.2); }
}

@keyframes move-2 {
  from { transform: translate3d(0, 0, 0) scale(1.1); }
  to { transform: translate3d(-40vw, -30vh, 0) scale(1); }
}

@keyframes move-3 {
  from { transform: translate3d(0, 0, 0) scale(0.9); }
  to { transform: translate3d(-15vw, 15vh, 0) scale(1.1); }
}