:root {
  --bg: #0d0f14;
  --bg-elevated: #14171f;
  --bg-card: #171b24;
  --border: #262c39;
  --text: #e6e9f0;
  --text-muted: #98a1b3;
  --accent: #ff6b35;
  --accent-hover: #ff8155;
  --radius: 14px;
  --container: 1080px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  color: var(--accent-hover);
}

img {
  display: block;
  max-width: 100%;
}

.container {
  width: min(var(--container), 100% - 2rem);
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(13, 15, 20, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 0.85rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text);
}

.brand:hover {
  color: var(--text);
}

.brand img {
  border-radius: 8px;
}

.site-nav {
  display: flex;
  gap: 1.4rem;
  font-weight: 500;
}

.site-nav a {
  color: var(--text-muted);
}

.site-nav a:hover {
  color: var(--text);
}

.hero {
  padding: 5rem 0 4.5rem;
  background:
    radial-gradient(60rem 30rem at 15% -10%, rgba(255, 107, 53, 0.14), transparent 60%),
    radial-gradient(50rem 25rem at 90% 0%, rgba(56, 130, 255, 0.1), transparent 55%);
}

.hero-inner {
  display: flex;
  align-items: center;
  gap: 3rem;
}

.hero-text {
  flex: 1.4;
}

.hero-logo {
  flex: 1;
  display: flex;
  justify-content: center;
}

.hero-logo img {
  border-radius: 32px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

h1 {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0 0 1.25rem;
}

.lede {
  font-size: 1.12rem;
  color: var(--text-muted);
  max-width: 42rem;
  margin: 0 0 2rem;
}

.downloads {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.9rem 1.4rem;
  border-radius: 12px;
  font-weight: 600;
  font-size: 1.02rem;
  transition: transform 0.12s ease, background 0.12s ease, box-shadow 0.12s ease;
}

.btn-text {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.05rem;
  line-height: 1.25;
}

.btn-primary {
  background: var(--accent);
  color: #1a120c;
  box-shadow: 0 10px 30px rgba(255, 107, 53, 0.35);
}

.btn-primary:hover {
  background: var(--accent-hover);
  color: #1a120c;
  transform: translateY(-2px);
}

.btn-secondary {
  background: var(--bg-elevated);
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--bg-card);
  color: var(--text);
  transform: translateY(-2px);
}

.btn-sub {
  font-size: 0.78rem;
  font-weight: 500;
  opacity: 0.75;
}

.muted {
  margin-top: 1.4rem;
  font-size: 0.92rem;
  color: var(--text-muted);
}

.muted a {
  color: var(--text);
  text-decoration: underline;
}

.hero-links {
  margin-top: 1.6rem;
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.hero-links .muted {
  margin-top: 0;
}

.github-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.1rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg-elevated);
  color: var(--text);
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform 0.12s ease, background 0.12s ease;
}

.github-link:hover {
  background: var(--bg-card);
  color: var(--text);
  transform: translateY(-1px);
}

section.features {
  padding: 4.5rem 0;
  border-top: 1px solid var(--border);
}

section.features h2,
section.screenshots h2 {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  letter-spacing: -0.015em;
  margin: 0 0 2rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.2rem;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.feature-card.featured {
  grid-column: 1 / -1;
  background:
    linear-gradient(var(--bg-card), var(--bg-card)) padding-box,
    linear-gradient(120deg, rgba(255, 107, 53, 0.6), rgba(255, 107, 53, 0.15)) border-box;
  border: 1px solid transparent;
}

.feature-card.featured h3 {
  color: var(--accent);
}

.feature-card h3 {
  margin: 0 0 0.6rem;
  font-size: 1.05rem;
}

.feature-card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

section.screenshots {
  padding: 4.5rem 0;
  border-top: 1px solid var(--border);
}

.screenshot-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin: 0;
}

.screenshot-row > div {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.screenshot-row img {
  width: 100%;
  height: auto;
}

.screenshot-row figcaption {
  padding: 0.9rem 1.2rem;
  font-size: 0.9rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
}

section.cta {
  padding: 4.5rem 0;
  border-top: 1px solid var(--border);
  background:
    radial-gradient(50rem 20rem at 50% 100%, rgba(255, 107, 53, 0.12), transparent 60%);
}

.cta-inner {
  text-align: center;
}

.cta-inner h2 {
  font-size: clamp(1.7rem, 3.5vw, 2.3rem);
  letter-spacing: -0.02em;
  margin: 0 0 0.9rem;
}

.cta-inner p {
  color: var(--text-muted);
  max-width: 40rem;
  margin: 0 auto 1.8rem;
}

.cta-inner .downloads {
  justify-content: center;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 1.8rem 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.footer-inner nav {
  display: flex;
  gap: 1.2rem;
}

.footer-inner a {
  color: var(--text-muted);
}

.footer-inner a:hover {
  color: var(--text);
}

@media (max-width: 760px) {
  .hero {
    padding: 3rem 0;
  }

  .hero-inner {
    flex-direction: column;
    gap: 2rem;
  }

  .hero-logo img {
    width: 140px;
    height: 140px;
  }

  .screenshot-row {
    grid-template-columns: 1fr;
  }

  .downloads .btn {
    width: 100%;
  }
}