/* ===== TOKENS ===== */
:root {
  --bg: #0B0F14;
  --bg-alt: #0F151C;
  --surface: #131A22;
  --surface-hover: #182029;
  --border: #223040;
  --text: #F5F7FA;
  --text-dim: #93A4B8;
  --cyan: #00F0FF;
  --magenta: #FF2D6D;
  --green: #39FF88;
  --amber: #FFB020;

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --container: 1160px;
}

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

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

html { scroll-behavior: smooth; }

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

a { color: inherit; text-decoration: none; }
ul { list-style: none; }

::selection {
  background: var(--cyan);
  color: var(--bg);
}

/* ===== AMBIENT BACKGROUND ===== */
.grid-overlay {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 240, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 240, 255, 0.035) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
  z-index: 0;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black 40%, transparent 90%);
}

.scanline {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  background: linear-gradient(180deg, transparent, rgba(0, 240, 255, 0.03), transparent);
  height: 200px;
  animation: scan 9s linear infinite;
  opacity: 0.6;
}

@keyframes scan {
  0% { transform: translateY(-200px); }
  100% { transform: translateY(100vh); }
}

/* ===== NAV ===== */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(11, 15, 20, 0.75);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: border-color 0.3s;
}

.nav-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.logo .accent { color: var(--cyan); }
.cursor-blink {
  color: var(--cyan);
  animation: blink 1.1s step-end infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.nav-links {
  display: flex;
  gap: 8px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-dim);
  border-radius: 4px;
  transition: color 0.2s, background 0.2s;
}
.nav-link:hover, .nav-link:focus-visible {
  color: var(--cyan);
  background: rgba(0, 240, 255, 0.06);
}
.nav-num {
  color: var(--magenta);
  font-size: 0.72rem;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--text);
  transition: transform 0.3s, opacity 0.3s;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 120px 24px 60px;
  position: relative;
  z-index: 2;
}

.hero-inner {
  max-width: var(--container);
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 56px;
  align-items: center;
}

.hero-terminal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 0 0 1px rgba(0, 240, 255, 0.05), 0 20px 60px -20px rgba(0, 240, 255, 0.15);
  opacity: 0;
  animation: fadeUp 0.7s ease-out 0.1s forwards;
}

.terminal-chrome {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: var(--bg-alt);
  border-bottom: 1px solid var(--border);
}
.dot { width: 10px; height: 10px; border-radius: 50%; }
.dot.red { background: #FF5F56; }
.dot.yellow { background: #FFBD2E; }
.dot.green { background: #27C93F; }
.terminal-title {
  margin-left: 10px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
}

.terminal-body {
  padding: 24px;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  min-height: 280px;
  color: var(--green);
}
.terminal-body .line { margin-bottom: 10px; white-space: pre-wrap; }
.terminal-body .prompt { color: var(--cyan); }
.terminal-body .out { color: var(--text-dim); }
.terminal-body .out strong { color: var(--text); font-weight: 500; }
.term-caret {
  display: inline-block;
  width: 8px;
  height: 1em;
  background: var(--cyan);
  vertical-align: text-bottom;
  animation: blink 1s step-end infinite;
}

.hero-text {
  opacity: 0;
  animation: fadeUp 0.7s ease-out 0.3s forwards;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--magenta);
  margin-bottom: 18px;
  letter-spacing: 0.02em;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 6vw, 4.6rem);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.hero-role {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--cyan);
  margin-bottom: 22px;
}
.accent-slash { color: var(--magenta); }

.hero-desc {
  color: var(--text-dim);
  font-size: 1.02rem;
  max-width: 46ch;
  margin-bottom: 32px;
}

.hero-cta {
  display: flex;
  gap: 14px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.btn {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  font-weight: 600;
  padding: 13px 26px;
  border-radius: 6px;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s, border-color 0.2s;
  display: inline-block;
}
.btn-primary {
  background: var(--cyan);
  color: var(--bg);
  box-shadow: 0 0 0 0 rgba(0, 240, 255, 0.5);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px -6px rgba(0, 240, 255, 0.5);
}
.btn-ghost {
  border: 1px solid var(--border);
  color: var(--text);
}
.btn-ghost:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  transform: translateY(-2px);
}
.btn-small { padding: 9px 18px; font-size: 0.78rem; margin-top: 18px; }

.hero-socials {
  display: flex;
  gap: 22px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-dim);
}
.hero-socials a { position: relative; transition: color 0.2s; }
.hero-socials a:hover { color: var(--cyan); }
.hero-socials a::after {
  content: '';
  position: absolute;
  left: 0; bottom: -3px;
  width: 0; height: 1px;
  background: var(--cyan);
  transition: width 0.25s;
}
.hero-socials a:hover::after { width: 100%; }

.scroll-hint {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-dim);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
.scroll-hint span {
  width: 1px;
  height: 26px;
  background: linear-gradient(var(--cyan), transparent);
  animation: scrollPulse 1.8s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== SECTIONS ===== */
.section {
  max-width: var(--container);
  margin: 0 auto;
  padding: 110px 24px;
  position: relative;
  z-index: 2;
}
.section-alt {
  max-width: none;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.section-alt > * {
  max-width: var(--container);
  margin-left: auto;
  margin-right: auto;
}

.section-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--magenta);
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 16px;
}

.section-sub {
  color: var(--text-dim);
  font-size: 1.02rem;
  max-width: 60ch;
  margin-bottom: 56px;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

/* ===== ABOUT ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 48px;
  margin-top: 24px;
}
.about-copy p {
  color: var(--text-dim);
  margin-bottom: 18px;
  font-size: 1.02rem;
}
.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: border-color 0.25s, transform 0.25s;
}
.stat-card:hover {
  border-color: var(--cyan);
  transform: translateY(-3px);
}
.stat-num {
  font-family: var(--font-display);
  font-size: 2.1rem;
  font-weight: 700;
  color: var(--cyan);
}
.stat-label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-dim);
}

/* ===== SKILLS ===== */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 24px;
}
.skill-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px;
  transition: border-color 0.25s, transform 0.25s;
}
.skill-card:hover {
  border-color: var(--green);
  transform: translateY(-3px);
}
.skill-card h3 {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--green);
  margin-bottom: 14px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.tag-list li {
  font-size: 0.85rem;
  color: var(--text-dim);
  background: var(--bg-alt);
  border: 1px solid var(--border);
  padding: 5px 12px;
  border-radius: 20px;
}

.badges-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 40px;
}
.badge {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--amber);
  border: 1px solid rgba(255, 176, 32, 0.3);
  background: rgba(255, 176, 32, 0.06);
  padding: 8px 16px;
  border-radius: 6px;
}

/* ===== PROJECTS ===== */
.project-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
  margin-top: 24px;
}
.project-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 26px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
  position: relative;
  overflow: hidden;
}
.project-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 3px; height: 100%;
  background: var(--border);
  transition: background 0.25s;
}
.project-card[data-severity="high"]::before { background: var(--magenta); }
.project-card[data-severity="med"]::before { background: var(--amber); }
.project-card[data-severity="low"]::before { background: var(--cyan); }

.project-card:hover {
  transform: translateY(-4px);
  border-color: var(--border);
  box-shadow: 0 16px 40px -20px rgba(0, 240, 255, 0.25);
}

.card-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.card-id {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
}
.severity-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 4px 10px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.severity-tag.high { background: rgba(255, 45, 109, 0.12); color: var(--magenta); }
.severity-tag.med { background: rgba(255, 176, 32, 0.12); color: var(--amber); }
.severity-tag.low { background: rgba(0, 240, 255, 0.12); color: var(--cyan); }

.project-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
}
.project-card p {
  color: var(--text-dim);
  font-size: 0.92rem;
  flex-grow: 1;
}
.stack-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.stack-list li {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-dim);
  border: 1px solid var(--border);
  padding: 3px 10px;
  border-radius: 4px;
}
.card-links {
  display: flex;
  gap: 18px;
  margin-top: 4px;
}
.card-links a {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--cyan);
  transition: opacity 0.2s;
}
.card-links a:hover { opacity: 0.7; }

/* ===== SECURITY ===== */
.security-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 24px;
  margin-top: 24px;
}
.sec-block {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 26px;
}
.sec-block h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin-bottom: 12px;
}
.sec-desc {
  color: var(--text-dim);
  font-size: 0.9rem;
  margin-bottom: 18px;
}

.lab-log {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.log-line {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 0.82rem;
}
.log-status {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding: 2px 8px;
  border-radius: 4px;
  flex-shrink: 0;
  margin-top: 1px;
}
.log-status.done { background: rgba(57, 255, 136, 0.12); color: var(--green); }
.log-status.progress { background: rgba(255, 176, 32, 0.12); color: var(--amber); }
.log-text { color: var(--text-dim); }

.chip-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.chip {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 6px 13px;
  border-radius: 6px;
}

.roadmap {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.road-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.road-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  margin-top: 4px;
  flex-shrink: 0;
  background: var(--border);
}
.road-item.complete .road-dot { background: var(--green); }
.road-item.active .road-dot { background: var(--amber); box-shadow: 0 0 0 4px rgba(255, 176, 32, 0.15); }
.road-item.planned .road-dot { background: var(--text-dim); opacity: 0.4; }
.road-item div { display: flex; flex-direction: column; gap: 2px; }
.road-item strong { font-size: 0.9rem; font-weight: 500; }
.road-item span { font-family: var(--font-mono); font-size: 0.72rem; color: var(--text-dim); }
.road-item.planned strong, .road-item.planned span { opacity: 0.5; }

/* ===== TIMELINE ===== */
.timeline {
  position: relative;
  margin-top: 32px;
  padding-left: 32px;
  border-left: 1px solid var(--border);
}
.timeline-item {
  position: relative;
  padding-bottom: 48px;
}
.timeline-item:last-child { padding-bottom: 0; }
.timeline-marker {
  position: absolute;
  left: -37.5px;
  top: 4px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px var(--bg), 0 0 0 5px var(--border);
}
.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--magenta);
}
.timeline-content h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  margin: 6px 0 4px;
}
.timeline-org {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--cyan);
  margin-bottom: 10px;
}
.timeline-content p {
  color: var(--text-dim);
  font-size: 0.92rem;
  max-width: 65ch;
}

/* ===== CONTACT ===== */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 24px;
}
.contact-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: border-color 0.25s, transform 0.25s;
}
.contact-card:hover {
  border-color: var(--magenta);
  transform: translateY(-3px);
}
.contact-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.contact-value {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  word-break: break-word;
}

/* ===== FOOTER ===== */
.footer {
  text-align: center;
  padding: 36px 24px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-dim);
  border-top: 1px solid var(--border);
}
.footer .accent { color: var(--cyan); }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .about-grid { grid-template-columns: 1fr; }
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
  .security-grid { grid-template-columns: 1fr; }
  .project-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }

  .nav-links {
    position: fixed;
    top: 64px; right: 0;
    background: var(--bg-alt);
    border-left: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 16px;
    width: 220px;
    transform: translateX(100%);
    transition: transform 0.3s ease;
  }
  .nav-links.open { transform: translateX(0); }
  .nav-toggle { display: flex; }
}

@media (max-width: 600px) {
  .skills-grid { grid-template-columns: 1fr; }
  .about-stats { grid-template-columns: 1fr 1fr; }
  .hero-cta { flex-direction: column; align-items: stretch; }
  .hero-cta .btn { text-align: center; }
  .section { padding: 80px 20px; }
}