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

html {
  scroll-behavior: smooth;
}

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

ul {
  list-style: none;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #070809;
  color: #adbac7;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.section {
  padding: 100px 40px;
  max-width: 1100px;
  margin: 0 auto;
}
.section__label {
  font-family: "SF Mono", "Fira Code", "Cascadia Code", Consolas, monospace;
  font-size: 12px;
  color: #22c55e;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  margin-bottom: 12px;
}
.section__label::before {
  content: "//";
  color: #545d68;
  margin-right: 8px;
}
.section__title {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #fff;
  margin-bottom: 48px;
}

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
  background: rgba(7, 8, 9, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid #1e2a38;
}
@media (max-width: 768px) {
  .nav {
    padding: 0 24px;
  }
}
.nav__logo {
  font-family: "SF Mono", "Fira Code", "Cascadia Code", Consolas, monospace;
  font-size: 15px;
  color: #39ff14;
  letter-spacing: -0.01em;
}
.nav__logo span {
  color: #545d68;
}
.nav__links {
  display: flex;
  gap: 32px;
}
@media (max-width: 768px) {
  .nav__links {
    display: none;
    position: absolute;
    top: 56px;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: #070809;
    border-bottom: 1px solid #1e2a38;
  }
  .nav__links.is-open {
    display: flex;
  }
}
.nav__link {
  font-family: "SF Mono", "Fira Code", "Cascadia Code", Consolas, monospace;
  font-size: 13px;
  color: #545d68;
  transition: color 0.2s;
}
.nav__link:hover {
  color: #39ff14;
}
.nav__link--active {
  color: #adbac7;
}
@media (max-width: 768px) {
  .nav__link {
    padding: 14px 24px;
    border-bottom: 1px solid #1e2a38;
  }
  .nav__link:last-child {
    border-bottom: none;
  }
}
.nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  cursor: pointer;
  padding: 4px;
}
@media (max-width: 768px) {
  .nav__hamburger {
    display: flex;
  }
}
.nav__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: #adbac7;
  border-radius: 2px;
  transition: all 0.25s ease;
}
.nav__hamburger.is-open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.nav__hamburger.is-open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.nav__hamburger.is-open span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 22px;
  border-radius: 6px;
  font-family: "SF Mono", "Fira Code", "Cascadia Code", Consolas, monospace;
  font-size: 13px;
  font-weight: 500;
  transition: all 0.2s;
  cursor: pointer;
  border: 1px solid transparent;
}
.btn--primary {
  background: #39ff14;
  color: #000;
  border-color: #39ff14;
}
.btn--primary:hover {
  filter: brightness(1.15);
}
.btn--ghost {
  background: transparent;
  color: #22c55e;
  border-color: #1e2a38;
}
.btn--ghost:hover {
  border-color: #22c55e;
  color: #39ff14;
}

.footer {
  border-top: 1px solid #1e2a38;
  padding: 32px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.footer__brand {
  font-family: "SF Mono", "Fira Code", "Cascadia Code", Consolas, monospace;
  font-size: 13px;
  color: #39ff14;
}
.footer__copy {
  font-family: "SF Mono", "Fira Code", "Cascadia Code", Consolas, monospace;
  font-size: 12px;
  color: #545d68;
}
.footer__links {
  display: flex;
  gap: 24px;
}
.footer__link, .footer__back {
  font-family: "SF Mono", "Fira Code", "Cascadia Code", Consolas, monospace;
  font-size: 12px;
  color: #545d68;
  transition: color 0.2s;
}
.footer__link:hover, .footer__back:hover {
  color: #39ff14;
}

.cursor {
  display: inline-block;
  width: 3px;
  height: 1em;
  background: #39ff14;
  vertical-align: middle;
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0;
  }
}
.lab-header {
  padding: 140px 40px 60px;
  border-bottom: 1px solid #1e2a38;
  position: relative;
  overflow: hidden;
}
.lab-header::before {
  content: "LAB";
  position: absolute;
  right: -20px;
  top: 50%;
  transform: translateY(-50%);
  font-family: "SF Mono", "Fira Code", "Cascadia Code", Consolas, monospace;
  font-size: 220px;
  font-weight: 900;
  color: rgba(57, 255, 20, 0.03);
  line-height: 1;
  pointer-events: none;
  user-select: none;
}
.lab-header::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(#1e2a38 1px, transparent 1px), linear-gradient(90deg, #1e2a38 1px, transparent 1px);
  background-size: 5px 5px;
  opacity: 0.18;
  mask-image: radial-gradient(ellipse at 20% 50%, black 20%, transparent 70%);
  pointer-events: none;
}
.lab-header__label {
  font-family: "SF Mono", "Fira Code", "Cascadia Code", Consolas, monospace;
  font-size: 12px;
  color: #22c55e;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 16px;
  position: relative;
}
.lab-header__label::before {
  content: "// ";
  color: #545d68;
}
.lab-header__title {
  font-size: clamp(40px, 7vw, 80px);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: #fff;
  line-height: 1;
  margin-bottom: 20px;
  position: relative;
}
.lab-header__title em {
  font-style: normal;
  color: #39ff14;
}
.lab-header__desc {
  font-family: "SF Mono", "Fira Code", "Cascadia Code", Consolas, monospace;
  font-size: 14px;
  color: #545d68;
  max-width: 480px;
  line-height: 1.8;
  position: relative;
}

.lab-grid {
  max-width: 1100px;
  margin: 0 auto;
  padding: 64px 40px 100px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
@media (max-width: 900px) {
  .lab-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 580px) {
  .lab-grid {
    grid-template-columns: 1fr;
  }
}

.lab-card {
  background: #0f1117;
  border: 1px solid #1e2a38;
  border-radius: 10px;
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color 0.2s, transform 0.2s;
  position: relative;
  overflow: hidden;
  cursor: pointer;
}
.lab-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, rgba(57, 255, 20, 0.05), transparent 60%);
  opacity: 0;
  transition: opacity 0.3s;
}
.lab-card:hover {
  border-color: rgba(57, 255, 20, 0.25);
  transform: translateY(-2px);
}
.lab-card:hover::before {
  opacity: 1;
}
.lab-card:hover .lab-card__link {
  color: #39ff14;
}
.lab-card--wide {
  grid-column: span 2;
  flex-direction: column;
  padding: 0;
  overflow: hidden;
}
@media (max-width: 580px) {
  .lab-card--wide {
    grid-column: span 1;
  }
}
.lab-card--empty {
  min-height: 180px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border-style: dashed;
  cursor: default;
}
.lab-card--empty:hover {
  border-color: #1e2a38;
  transform: none;
}
.lab-card--empty:hover::before {
  opacity: 0;
}
.lab-card__plus {
  font-size: 28px;
  color: #1e2a38;
  line-height: 1;
}
.lab-card__empty-label {
  font-family: "SF Mono", "Fira Code", "Cascadia Code", Consolas, monospace;
  font-size: 11px;
  color: #545d68;
  letter-spacing: 0.06em;
}
.lab-card__preview {
  width: 100%;
  height: 200px;
  flex-shrink: 0;
}
.lab-card__preview--wave {
  background: linear-gradient(160deg, #070c18 0%, #0a1628 50%, #050810 100%);
  position: relative;
  overflow: hidden;
}
.lab-card__preview--wave::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(0, 85, 187, 0.3) 1px, transparent 1px), linear-gradient(90deg, rgba(0, 85, 187, 0.3) 1px, transparent 1px);
  background-size: 20px 20px;
  mask-image: linear-gradient(to top, black, transparent 80%);
  transform: perspective(200px) rotateX(40deg) scaleY(1.4);
  transform-origin: bottom;
}
.lab-card__body {
  padding: 24px 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}
.lab-card__title {
  font-size: 18px;
  font-weight: 600;
  color: #fff;
  letter-spacing: -0.01em;
}
.lab-card__desc {
  font-size: 13px;
  color: #545d68;
  line-height: 1.65;
}
.lab-card__link {
  font-family: "SF Mono", "Fira Code", "Cascadia Code", Consolas, monospace;
  font-size: 12px;
  color: #22c55e;
  margin-top: 4px;
  transition: color 0.2s;
}
.lab-card__tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.lab-card__tags span {
  font-family: "SF Mono", "Fira Code", "Cascadia Code", Consolas, monospace;
  font-size: 10px;
  padding: 2px 8px;
  border-radius: 4px;
  background: #0d3320;
  color: #22c55e;
}
.lab-card__status {
  font-family: "SF Mono", "Fira Code", "Cascadia Code", Consolas, monospace;
  font-size: 10px;
  padding: 2px 8px;
  border-radius: 20px;
  width: fit-content;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.lab-card__status--wip {
  background: rgba(254, 188, 46, 0.1);
  color: #febc2e;
  border: 1px solid rgba(254, 188, 46, 0.2);
}
.lab-card__status--live {
  background: #0d3320;
  color: #22c55e;
  border: 1px solid rgba(57, 255, 20, 0.15);
}
.lab-card__status--idea {
  background: rgba(121, 192, 255, 0.08);
  color: #79c0ff;
  border: 1px solid rgba(121, 192, 255, 0.15);
}