:root {
  --page-bg: #0c0c0c;
  --page-surface: #161616;
  --page-border: #2a2a2a;
  --page-text: #e0e0e0;
  --page-muted: #707070;
  --page-green: #00ff87;
  --page-amber: #ffb800;
  --page-blue: #4a9eff;
  --page-red: #ff4444;
  --border: #2a2a2a;
  --muted: #707070;
  --accent-green: #00ff87;
  --accent-blue: #4a9eff;
  --accent-purple: #9b6bff;
  --text: #e0e0e0;
}

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

body {
  background: var(--page-bg);
  color: var(--page-text);
  font-family: "SF Mono", "Fira Code", "JetBrains Mono", "Cascadia Code", "Consolas", monospace;
  line-height: 1.6;
  overflow-x: hidden;
}

body.nav-open {
  overflow: hidden;
  position: fixed;
  width: 100%;
  touch-action: none;
}

/* ── Nav ── */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10;
  background: rgba(12, 12, 12, 0.7);
  border-bottom: 1px solid rgba(42, 42, 42, 0.6);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.nav-inner {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0.85rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.nav-logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--page-border);
  border-radius: 6px;
  color: var(--page-green);
  text-decoration: none;
  font-size: 0.85rem;
  letter-spacing: 0.2em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 0.6rem;
  padding: 0.4rem 0.6rem;
  background: transparent;
  border: 1px solid var(--page-border);
  border-radius: 6px;
  color: var(--page-text);
  font-family: inherit;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  cursor: pointer;
}

.nav-toggle-text {
  opacity: 0.7;
}

.nav-toggle-bars {
  position: relative;
  width: 18px;
  height: 2px;
  background: var(--page-green);
  border-radius: 999px;
  transition: transform 0.2s ease;
}

.nav-toggle-bars::before,
.nav-toggle-bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 18px;
  height: 2px;
  background: var(--page-green);
  border-radius: 999px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle-bars::before {
  top: -6px;
}

.nav-toggle-bars::after {
  top: 6px;
}

.nav-open .nav-toggle-bars {
  transform: rotate(45deg);
}

.nav-open .nav-toggle-bars::before {
  transform: translateY(6px) rotate(90deg);
}

.nav-open .nav-toggle-bars::after {
  opacity: 0;
}

.nav-link {
  position: relative;
  color: var(--page-text);
  text-decoration: none;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  opacity: 0.8;
  transition: opacity 0.2s ease;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 100%;
  height: 1px;
  background: var(--page-green);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s ease;
}

.nav-link:hover {
  opacity: 1;
}

.nav-link:hover::after {
  transform: scaleX(1);
}

/* ── Neural canvas background ── */
#neural-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

.reduced-motion #neural-canvas {
  opacity: 0.3;
}

/* ── Sections ── */
.section {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 6rem 2rem;
  scroll-margin-top: 90px;
}

.section-label {
  font-size: 0.75rem;
  color: var(--page-green);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 2rem;
  font-weight: 400;
}

/* ── Hero section ── */
.hero-section {
  align-items: center;
  justify-content: center;
  position: relative;
}

/* ── Terminal block ── */
.terminal-block {
  background: rgba(22, 22, 22, 0.92);
  border: 1px solid var(--page-border);
  border-radius: 10px;
  max-width: 600px;
  width: 100%;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  overflow: hidden;
}

.terminal-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: rgba(30, 30, 30, 0.8);
  border-bottom: 1px solid var(--page-border);
}

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

.terminal-dot.red {
  background: var(--page-red);
}

.terminal-dot.yellow {
  background: var(--page-amber);
}

.terminal-dot.green {
  background: var(--page-green);
}

.terminal-title {
  font-size: 0.7rem;
  color: var(--page-muted);
  margin-left: 0.5rem;
}

.terminal-body {
  padding: 1.25rem;
  font-size: clamp(0.85rem, 2vw, 1rem);
  line-height: 1.8;
}

.terminal-line {
  min-height: 1.6em;
  white-space: pre-wrap;
}

.terminal-blank {
  height: 0.8em;
}

.prompt {
  color: var(--page-green);
  font-weight: 700;
}

.cmd-text,
.name-text,
.role-text,
.tagline1-text,
.tagline2-text,
.contact-cmd,
.contact-line {
  color: var(--page-text);
}

.contact-link {
  color: var(--page-green);
  text-decoration: none;
  transition: opacity 0.2s ease;
}

.contact-link:hover {
  opacity: 0.8;
  text-decoration: underline;
}

.contact-line {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}

.contact-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  color: var(--page-green);
  flex-shrink: 0;
}

.contact-icon svg {
  width: 100%;
  height: 100%;
  display: block;
}

.contact-line-text {
  color: var(--page-text);
}

.name-text {
  font-size: 1.4em;
  font-weight: 700;
  color: var(--page-green);
}

.role-text {
  color: var(--page-muted);
}

.cursor {
  display: inline-block;
  color: var(--page-green);
  animation: blink 1s step-end infinite;
}

@keyframes blink {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0;
  }
}

.reduced-motion .cursor {
  animation: none;
  opacity: 1;
}

/* ── Scroll hint ── */
.scroll-hint {
  position: absolute;
  bottom: 3rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--page-muted);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0;
}

.scroll-dot {
  animation: scroll-bounce 2s ease-in-out infinite;
}

@keyframes scroll-bounce {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(8px);
    opacity: 0.3;
  }
}

.reduced-motion .scroll-dot {
  animation: none;
}

/* ── About section ── */
.about-section {
  padding: 8rem 2rem;
}

.about-grid {
  max-width: 1000px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: start;
}

.bio-text {
  font-size: clamp(0.9rem, 1.8vw, 1.05rem);
  color: #d0d0d0;
  line-height: 1.8;
  font-family: "Inter", "SF Pro Display", system-ui, sans-serif;
}

.about-stats {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.stat-card {
  padding: 1.25rem 1.5rem;
  background: var(--page-surface);
  border: 1px solid var(--page-border);
  border-left: 3px solid var(--page-green);
  border-radius: 6px;
}

.stat-number {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: var(--page-green);
  line-height: 1.2;
}

.stat-label {
  display: block;
  font-size: 0.75rem;
  color: #bdbdbd;
  margin-top: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ── Projects section ── */
.projects-section {
  padding: 8rem 2rem;
  min-height: auto;
}

.projects-section .section-label {
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
  width: 100%;
}

/* ── Stack section ── */
#stack.section {
  padding: 8rem 2rem;
  min-height: auto;
}

.section-header {
  max-width: 1000px;
  width: 100%;
  margin: 0 auto 2.5rem;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.section-tag {
  color: var(--page-muted);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
}

.section-title {
  font-size: 1.6rem;
  letter-spacing: 0.2em;
}

.section-line {
  flex: 1;
  height: 1px;
  background: var(--page-border);
  opacity: 0.6;
}

.terminal-wrapper {
  background: #161616;
  border: 1px solid var(--page-border);
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 0 60px rgba(0, 255, 136, 0.05);
  max-width: 1000px;
  width: 100%;
  margin: 0 auto;
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: #2a2a2a;
  border-bottom: 1px solid var(--page-border);
}

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

.t-red {
  background: #ff5f57;
}

.t-yellow {
  background: #ffbd2e;
}

.t-green {
  background: #28c840;
}

.t-title {
  margin-left: auto;
  font-size: 11px;
  color: var(--page-muted);
  letter-spacing: 0.1em;
}

.terminal-body {
  padding: 24px 28px 32px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.term-line,
.term-output {
  display: flex;
  align-items: center;
  gap: 10px;
  opacity: 0;
  transform: translateX(-10px);
}

.term-prompt {
  color: var(--page-green);
  font-weight: 700;
  font-size: 14px;
  min-width: 12px;
  flex-shrink: 0;
}

.term-cmd {
  color: var(--page-text);
  font-size: 13px;
  letter-spacing: 0.03em;
}

.term-key {
  color: var(--page-blue);
  font-size: 12px;
  min-width: 140px;
  flex-shrink: 0;
}

.term-key-plain {
  font-size: 12px;
  letter-spacing: 0.03em;
}

.term-bar-wrap {
  flex: 1;
  height: 4px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 2px;
  overflow: hidden;
  max-width: 500px;
}

.term-bar-fill {
  display: block;
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--page-green), var(--page-blue));
  border-radius: 2px;
  transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.term-pct {
  font-size: 11px;
  letter-spacing: 0.08em;
  min-width: 120px;
  text-align: right;
}

.term-pct.green {
  color: var(--page-green);
}

.term-pct.blue {
  color: var(--page-blue);
}

.term-pct.purple {
  color: #a855f7;
}

.blink-cursor {
  animation: blink 1s step-end infinite;
}

.project-card {
  max-width: 1000px;
  margin: 0 auto 3rem;
  background: var(--page-surface);
  border: 1px solid var(--page-border);
  border-radius: 10px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  overflow: hidden;
  opacity: 0;
  transform: translateY(60px);
}

.reduced-motion .project-card {
  opacity: 1;
  transform: none;
}

.project-content {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.project-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--page-text);
  margin-bottom: 0.75rem;
}

.project-card[data-project="neurovox"] .project-title {
  color: var(--page-green);
}

.project-card[data-project="deepsight"] .project-title {
  color: var(--page-amber);
}

.project-card[data-project="synthmind"] .project-title {
  color: var(--page-blue);
}

.project-card[data-project="pocket"] .project-title {
  color: var(--accent-purple);
}

.project-card[data-project="stealthis"] .project-title {
  color: var(--page-green);
}

.project-card[data-project="eventcore"] .project-title {
  color: var(--page-amber);
}

.project-desc {
  font-size: 0.85rem;
  color: #d0d0d0;
  line-height: 1.7;
  font-family: "Inter", "SF Pro Display", system-ui, sans-serif;
  margin-bottom: 1.25rem;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.tech-tag {
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  font-size: 0.65rem;
  background: rgba(255, 255, 255, 0.06);
  color: var(--page-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.project-card[data-project="neurovox"] .tech-tag {
  background: rgba(0, 255, 135, 0.12);
  color: #bfffe2;
  border: 1px solid rgba(0, 255, 135, 0.25);
}

.project-card[data-project="foodhy"] .tech-tag {
  background: rgba(0, 255, 135, 0.12);
  color: #bfffe2;
  border: 1px solid rgba(0, 255, 135, 0.25);
}

.project-card[data-project="opencart"] .tech-tag {
  background: rgba(255, 184, 0, 0.12);
  color: #ffe1a3;
  border: 1px solid rgba(255, 184, 0, 0.25);
}

.project-card[data-project="deepsight"] .tech-tag {
  background: rgba(255, 184, 0, 0.12);
  color: #ffe1a3;
  border: 1px solid rgba(255, 184, 0, 0.25);
}

.project-card[data-project="synthmind"] .tech-tag {
  background: rgba(74, 158, 255, 0.14);
  color: #c9e0ff;
  border: 1px solid rgba(74, 158, 255, 0.28);
}

.project-card[data-project="pocket"] .tech-tag {
  background: rgba(155, 107, 255, 0.14);
  color: #e1d2ff;
  border: 1px solid rgba(155, 107, 255, 0.28);
}

.project-card[data-project="stealthis"] .tech-tag {
  background: rgba(0, 255, 135, 0.12);
  color: #bfffe2;
  border: 1px solid rgba(0, 255, 135, 0.25);
}

.project-card[data-project="eventcore"] .tech-tag {
  background: rgba(255, 184, 0, 0.12);
  color: #ffe1a3;
  border: 1px solid rgba(255, 184, 0, 0.25);
}

.project-card .tech-tag.tech-tag-red {
  background: rgba(255, 68, 68, 0.18);
  color: #ffd0d0;
  border: 1px solid rgba(255, 68, 68, 0.35);
}

.tech-tag-red {
  background: rgba(255, 59, 48, 0.2);
  color: #ff3b30;
  border: 1px solid rgba(255, 59, 48, 0.3);
}

.project-link-small {
  display: inline-block;
  margin-top: 0.75rem;
  font-size: 0.75rem;
  color: var(--page-green);
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: all 0.2s ease;
  opacity: 0.8;
}

.project-link-small:hover {
  opacity: 1;
  transform: translateX(2px);
}

.project-viz {
  position: relative;
  min-height: 250px;
  background: rgba(12, 12, 12, 0.6);
}

.viz-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

/* ── Contact section ── */
.contact-section {
  align-items: center;
}

.contact-terminal {
  max-width: 480px;
}

.contact-cursor {
  margin-left: 0.3rem;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .nav-inner {
    padding: 0.75rem 1.25rem;
    flex-wrap: wrap;
  }

  .nav-links {
    order: 3;
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
    margin-top: 0.5rem;
    padding: 0.75rem 0.25rem 0.5rem;
    border-top: 1px solid rgba(42, 42, 42, 0.6);
    display: none;
  }

  .nav-link {
    font-size: 0.7rem;
    letter-spacing: 0.12em;
  }

  .nav-toggle {
    display: inline-flex;
    margin-left: auto;
  }

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

  .about-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .project-card {
    grid-template-columns: 1fr;
  }

  .project-viz {
    min-height: 200px;
  }

  .section {
    padding: 4rem 1.25rem;
  }

  .terminal-block {
    max-width: 100%;
  }
}

@media (max-width: 480px) {
  .nav-inner {
    gap: 0.75rem;
  }

  .nav-links {
    padding-right: 0;
  }

  .terminal-body {
    font-size: 0.8rem;
    padding: 1rem;
  }

  .name-text {
    font-size: 1.2em;
  }
}