/* Mobile first — default styles are for narrow screens */

/* ===== SECTION INNER ===== */
.section-inner,
.section-inner--narrow,
.section-inner--wide {
  padding-top: var(--space-24);
  padding-bottom: var(--space-24);
  padding-left: var(--space-5);
  padding-right: var(--space-5);
}

/* ===== HERO ===== */
.hero-logo {
  width: 72px;
  height: 72px;
}

.hero-headline {
  font-size: var(--text-4xl);
  letter-spacing: -0.02em;
}

.hero-subhead {
  font-size: var(--text-base);
}

.hero-ctas {
  flex-direction: column;
  align-items: stretch;
}

.hero-ctas .btn {
  width: 100%;
}

/* ===== GRID ===== */
.grid-3 {
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.grid-2 {
  grid-template-columns: 1fr;
}

/* ===== FEATURE ROWS ===== */
.feature-row {
  grid-template-columns: 1fr;
  gap: var(--space-8);
  padding: var(--space-12) 0;
}

.feature-row--reverse {
  direction: ltr;
}

.feature-row--reverse .feature-content {
  order: 1;
}

.feature-row--reverse .feature-media {
  order: 2;
}

/* ===== HEADLINES ===== */
.what-headline,
.why-headline,
.opensource-headline,
.download-headline {
  font-size: var(--text-3xl);
}

.what-body,
.why-body,
.opensource-body {
  font-size: var(--text-base);
}

/* ===== OPEN SOURCE ===== */
.opensource-cards {
  grid-template-columns: 1fr;
}

/* ===== DOWNLOAD ===== */
.download-cards {
  grid-template-columns: 1fr;
}

/* ===== NAV ===== */
.nav-links {
  display: none;
}

.nav-hamburger {
  display: flex;
}

.github-badge {
  display: none;
}

/* ===== FOOTER ===== */
.footer-grid {
  grid-template-columns: 1fr;
  gap: var(--space-10);
}

.footer-bar {
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-3);
}

/* ===== MOBILE DOWNLOAD BAR ===== */
.mobile-download-bar {
  display: flex;
}


/* === Small tablet (640px+) === */
@media (min-width: 640px) {
  .hero-headline {
    font-size: var(--text-5xl);
  }

  .hero-subhead {
    font-size: var(--text-lg);
  }

  .hero-ctas {
    flex-direction: row;
    align-items: center;
    flex-wrap: wrap;
    justify-content: center;
  }

  .hero-ctas .btn {
    width: auto;
  }

  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .download-cards {
    grid-template-columns: 1fr 1fr;
  }
}


/* === Tablet (768px+) === */
@media (min-width: 768px) {
  .section-inner,
  .section-inner--narrow,
  .section-inner--wide {
    padding-top: var(--space-32);
    padding-bottom: var(--space-32);
    padding-left: var(--space-8);
    padding-right: var(--space-8);
  }

  .hero-logo {
    width: 88px;
    height: 88px;
  }

  .hero-headline {
    font-size: var(--text-6xl);
  }

  .feature-row {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
  }

  .feature-row--reverse {
    direction: rtl;
  }

  .feature-row--reverse .feature-content,
  .feature-row--reverse .feature-media {
    order: unset;
  }

  .opensource-cards {
    grid-template-columns: 1fr 1fr;
  }

  .download-cards {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--space-12);
  }

  .footer-bar {
    flex-direction: row;
    align-items: center;
  }

  .mobile-download-bar {
    display: none;
  }
}


/* === Tablet (768px+) continued === */
@media (min-width: 768px) {
  .github-badge {
    display: flex;
  }
}

/* === Desktop (1024px+) === */
@media (min-width: 1024px) {
  .section-inner,
  .section-inner--narrow,
  .section-inner--wide {
    padding-top: var(--space-40);
    padding-bottom: var(--space-40);
  }

  .nav-links {
    display: flex;
  }

  .nav-hamburger {
    display: none;
  }

  .hero-logo {
    width: 96px;
    height: 96px;
  }

  .hero-headline {
    font-size: var(--text-display);
  }

  .hero-subhead {
    font-size: var(--text-xl);
  }

  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .feature-row {
    gap: var(--space-16);
    padding: var(--space-20) 0;
  }

  .feature-headline {
    font-size: var(--text-3xl);
  }

  .what-headline,
  .why-headline,
  .opensource-headline,
  .download-headline {
    font-size: var(--text-4xl);
  }

  .what-body,
  .why-body,
  .opensource-body {
    font-size: var(--text-lg);
  }

  .download-cards {
    gap: var(--space-6);
  }

  .footer-grid {
    gap: var(--space-16);
  }
}


/* === Large desktop (1280px+) === */
@media (min-width: 1280px) {
  .feature-row {
    gap: var(--space-20);
  }
}