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

:root {
  --bg: #0f1117;
  --surface: #16191f;
  --border: #232730;
  --accent: #f97316;
  --accent-dark: #ea6a04;
  --text: #f1f3f5;
  --muted: #8b93a0;
  --radius: 14px;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  line-height: 1.6;
  min-height: 100vh;
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ── Header ─────────────────────────────────────────── */
header {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 3.5rem 0 2rem;
  gap: 0.4rem;
}

.logo {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--accent), #fb923c);
  border-radius: 16px;
  display: grid;
  place-items: center;
  margin-bottom: 0.5rem;
  box-shadow: 0 8px 24px rgba(249, 115, 22, 0.35);
}

.logo svg {
  width: 30px;
  height: 30px;
  color: #fff;
}

h1 {
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.tagline {
  color: var(--muted);
  font-size: 0.9rem;
}

/* ── Hero ────────────────────────────────────────────── */
.hero {
  text-align: center;
  padding: 3rem 0 3.5rem;
}

.hero h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.03em;
  margin-bottom: 1.2rem;
}

.hero h2 span {
  color: var(--accent);
}

.description {
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 520px;
  margin: 0 auto 2.5rem;
}

.download-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn-download {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--accent);
  color: #fff;
  font-size: 1.05rem;
  font-weight: 600;
  padding: 0.85rem 2.2rem;
  border-radius: 50px;
  text-decoration: none;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
  box-shadow: 0 6px 20px rgba(249, 115, 22, 0.4);
}

.btn-download svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.btn-download:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(249, 115, 22, 0.5);
}

.btn-download:active {
  transform: translateY(0);
}

.btn-download--mac {
  background: transparent;
  border: 2px solid var(--accent);
  color: var(--accent);
  box-shadow: none;
}

.btn-download--mac:hover {
  background: rgba(249, 115, 22, 0.1);
  box-shadow: 0 10px 28px rgba(249, 115, 22, 0.2);
}

.version {
  margin-top: 0.85rem;
  font-size: 0.82rem;
  color: var(--muted);
}

/* ── Features ────────────────────────────────────────── */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 1rem;
  padding-bottom: 4rem;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem 1.2rem;
  transition: border-color 0.2s, transform 0.2s;
}

.feature-card:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
}

.feature-card .icon {
  width: 42px;
  height: 42px;
  background: rgba(249, 115, 22, 0.12);
  border-radius: 10px;
  display: grid;
  place-items: center;
  margin-bottom: 1rem;
}

.feature-card .icon svg {
  width: 22px;
  height: 22px;
  color: var(--accent);
}

.feature-card h3 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.feature-card p {
  font-size: 0.85rem;
  color: var(--muted);
}

/* ── Footer ──────────────────────────────────────────── */
footer {
  border-top: 1px solid var(--border);
  padding: 1.5rem 0;
  text-align: center;
  color: var(--muted);
  font-size: 0.8rem;
}

/* ── Responsive ──────────────────────────────────────── */
@media (max-width: 480px) {
  .hero h2 {
    font-size: 1.7rem;
  }

  .download-buttons {
    flex-direction: column;
  }

  .btn-download {
    width: 100%;
    justify-content: center;
  }
}