:root {
  --bg: #07110b;
  --bg-elevated: rgba(11, 22, 15, 0.9);
  --bg-panel: rgba(9, 17, 12, 0.96);
  --bg-soft: rgba(18, 34, 23, 0.9);
  --text: #e7ffee;
  --text-dim: #97b4a0;
  --line: rgba(94, 139, 106, 0.28);
  --line-strong: rgba(94, 139, 106, 0.5);
  --accent: #39ff14;
  --accent-soft: rgba(57, 255, 20, 0.12);
  --accent-glow: rgba(57, 255, 20, 0.22);
  --danger: #ff7a7a;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.32);
  --radius: 18px;
  --radius-sm: 12px;
  --nav-height: 76px;
  --container: 1180px;
  --font-sans: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

[data-color-scheme="light"] {
  --bg: #edf4ed;
  --bg-elevated: rgba(255, 255, 255, 0.82);
  --bg-panel: rgba(250, 253, 250, 0.96);
  --bg-soft: rgba(231, 240, 232, 0.92);
  --text: #122217;
  --text-dim: #4f6857;
  --line: rgba(27, 78, 40, 0.16);
  --line-strong: rgba(27, 78, 40, 0.34);
  --accent: #1f8f1a;
  --accent-soft: rgba(31, 143, 26, 0.12);
  --accent-glow: rgba(31, 143, 26, 0.18);
  --shadow: 0 24px 80px rgba(43, 73, 52, 0.08);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(57, 255, 20, 0.08), transparent 28%),
    linear-gradient(180deg, rgba(57, 255, 20, 0.04), transparent 18%),
    var(--bg);
  min-height: 100vh;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(57, 255, 20, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(57, 255, 20, 0.03) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.8), transparent 92%);
  pointer-events: none;
  z-index: -1;
}

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

button,
input,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

.page-shell {
  min-height: 100vh;
}

.container {
  width: min(var(--container), calc(100% - 32px));
  margin: 0 auto;
}

.section {
  padding: 96px 0;
  scroll-margin-top: calc(var(--nav-height) + 20px);
}

.navbar {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(7, 17, 11, 0.72);
  border-bottom: 1px solid var(--line);
}

[data-color-scheme="light"] .navbar {
  background: rgba(237, 244, 237, 0.84);
}

.nav-container {
  width: min(var(--container), calc(100% - 32px));
  min-height: var(--nav-height);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.nav-brand {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: lowercase;
}

.nav-brand::before {
  content: "> ";
  color: var(--accent);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-link,
.theme-toggle,
.filter-chip,
.terminal__tab {
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-dim);
  padding: 10px 14px;
  border-radius: 999px;
  transition: 180ms ease;
}

.nav-link:hover,
.nav-link.active,
.theme-toggle:hover,
.filter-chip:hover,
.filter-chip.active,
.terminal__tab:hover,
.terminal__tab.active {
  color: var(--text);
  border-color: var(--line-strong);
  background: var(--accent-soft);
}

.theme-toggle__label {
  font-family: var(--font-mono);
  text-transform: lowercase;
}

.menu-toggle {
  display: none;
  width: 48px;
  height: 48px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--bg-panel);
  padding: 0;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}

.menu-toggle__line {
  width: 18px;
  height: 2px;
  background: var(--text);
  transition: 180ms ease;
}

.menu-toggle[aria-expanded="true"] .menu-toggle__line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .menu-toggle__line:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] .menu-toggle__line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.hero {
  padding-top: 64px;
}

.hero-grid,
.about-grid,
.contact-grid,
.now-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
}

.hero-copy {
  max-width: 620px;
}

.hero-title-block {
  margin: 18px 0 18px;
}

.hero-command {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  color: var(--accent);
  letter-spacing: 0.02em;
}

.eyebrow,
.section-kicker,
.project-type,
.mini-label {
  font-family: var(--font-mono);
  color: var(--accent);
  text-transform: lowercase;
  letter-spacing: 0.05em;
}

.hero-title {
  margin: 0;
  font-size: clamp(2.8rem, 6vw, 5.4rem);
  line-height: 0.96;
  max-width: 11ch;
}

.hero-title__static,
.hero-title__typed {
  display: block;
}

.hero-title__typed {
  position: relative;
  color: var(--accent);
  min-height: 1.1em;
  padding-right: 14px;
}

.hero-title__typed::after {
  content: "";
  position: absolute;
  right: 0;
  top: 0.1em;
  width: 3px;
  height: 0.86em;
  background: currentColor;
  box-shadow: 0 0 18px var(--accent-glow);
  animation: blink-caret 0.9s steps(1) infinite;
}

.hero-summary,
.info-card p,
.project-copy,
.contact-intro,
.terminal__output {
  color: var(--text-dim);
  line-height: 1.75;
}

.hero-status,
.hero-actions,
.chip-group,
.project-links,
.footer-links,
.contact-links,
.project-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-status {
  margin: 28px 0;
}

.status-pill,
.chip {
  border: 1px solid var(--line);
  background: var(--bg-soft);
  color: var(--text);
  border-radius: 999px;
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 0.92rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  border-radius: 999px;
  padding: 0 18px;
  border: 1px solid var(--line-strong);
  transition: 180ms ease;
}

.btn--primary {
  color: #081109;
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 0 8px rgba(57, 255, 20, 0.08);
}

.btn--primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 0 10px rgba(57, 255, 20, 0.12);
}

.btn--ghost {
  background: var(--bg-soft);
  color: var(--text);
}

.btn--ghost:hover,
.project-links a:hover,
.contact-links a:hover,
.footer-links a:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn--full-width {
  width: 100%;
}

.card {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent 100%), var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.terminal {
  overflow: hidden;
}

.terminal__topbar {
  display: flex;
  gap: 8px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
}

.terminal__topbar span {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--line-strong);
}

.terminal__body {
  padding: 22px;
  font-family: var(--font-mono);
}

.terminal__prompt,
.terminal__panel p,
.quote-card__line {
  margin: 0 0 12px;
  line-height: 1.7;
}

.terminal__prompt {
  color: var(--accent);
}

.prompt-symbol {
  color: var(--accent);
}

.terminal__tabs {
  display: flex;
  gap: 10px;
  margin: 20px 0 18px;
}

.terminal__panel {
  display: none;
  min-height: 108px;
}

.terminal__panel.active {
  display: block;
}

.section-heading {
  display: grid;
  gap: 10px;
  margin-bottom: 28px;
}

.section-heading h2 {
  margin: 0;
  max-width: 14ch;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.05;
}

.info-card,
.stack-card,
.project-card,
.now-card,
.contact-card {
  padding: 26px;
}

.info-card--grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.stack-grid,
.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.stack-card h3,
.project-card h3 {
  margin: 0 0 18px;
  font-size: 1.2rem;
}

.project-filters {
  margin-bottom: 22px;
}

.filter-chip {
  font-family: var(--font-mono);
}

.project-card {
  display: grid;
  gap: 18px;
}

.project-card.hidden {
  display: none;
}

.project-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
}

.project-state {
  align-self: start;
  border: 1px solid var(--line);
  background: var(--accent-soft);
  color: var(--text);
  border-radius: 999px;
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  white-space: nowrap;
}

.project-links a,
.contact-links a,
.footer-links a {
  border-bottom: 1px solid transparent;
  color: var(--text-dim);
  padding-bottom: 2px;
  transition: 180ms ease;
}

.bullet-list {
  margin: 0;
  padding-left: 18px;
  color: var(--text-dim);
  line-height: 1.8;
}

.quote-card {
  display: grid;
  align-content: center;
  min-height: 100%;
}

.quote-card__line {
  font-family: var(--font-mono);
}

.quote-card__line--accent {
  color: var(--accent);
}

.contact-grid {
  align-items: start;
}

.contact-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.social-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--bg-soft);
  color: var(--text);
  transition: 180ms ease;
}

.social-link:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
  transform: translateY(-1px);
}

.social-link__icon {
  width: 20px;
  height: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 20px;
}

.social-link__icon svg {
  width: 20px;
  height: 20px;
  display: block;
}

.social-link__label {
  font-family: var(--font-mono);
  font-size: 0.95rem;
}

.contact-form {
  display: grid;
  gap: 18px;
}

.form-group {
  display: grid;
  gap: 8px;
}

.form-label {
  font-family: var(--font-mono);
  color: var(--text-dim);
  text-transform: lowercase;
}

.form-control {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(0, 0, 0, 0.12);
  color: var(--text);
  padding: 14px 16px;
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

[data-color-scheme="light"] .form-control {
  background: rgba(255, 255, 255, 0.72);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
}

.form-control.error {
  border-color: var(--danger);
}

.error-message {
  color: var(--danger);
  font-size: 0.9rem;
}

.form-message {
  margin-top: 8px;
}

.footer {
  padding: 24px 0 38px;
  border-top: 1px solid var(--line);
}

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

.footer-content p {
  margin: 0;
  color: var(--text-dim);
}

.fade-in {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 320ms ease, transform 320ms ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes blink-caret {
  0%,
  49% {
    opacity: 1;
  }

  50%,
  100% {
    opacity: 0;
  }
}

@media (max-width: 980px) {
  .hero-grid,
  .about-grid,
  .contact-grid,
  .now-grid,
  .stack-grid,
  .projects-grid {
    grid-template-columns: 1fr;
  }

  .section-heading h2,
  .hero-title {
    max-width: none;
  }
}

@media (max-width: 760px) {
  .menu-toggle {
    display: inline-flex;
  }

  .nav-menu {
    position: absolute;
    top: calc(100% + 10px);
    right: 16px;
    left: 16px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 22px;
    background: var(--bg-panel);
    box-shadow: var(--shadow);
  }

  .nav-menu.active {
    display: flex;
  }

  .nav-link,
  .theme-toggle {
    width: 100%;
    justify-content: center;
    text-align: center;
  }

  .section {
    padding: 78px 0;
  }

  .hero {
    padding-top: 24px;
  }

  .hero-title {
    font-size: clamp(2.4rem, 13vw, 4rem);
  }

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

  .project-head,
  .footer-content {
    flex-direction: column;
    align-items: start;
  }

  .contact-links {
    grid-template-columns: 1fr;
  }
}