@layer layout {
  /* ─── Body & Background ─── */
  body {
    font-family: var(--font-sans);
    background-color: var(--clr-bg);
    color: var(--clr-text);
    overflow-x: hidden;
  }

  /* Animated star-field background */
  body::before {
    content: '';
    position: fixed;
    inset: 0;
    background:
      radial-gradient(ellipse 80% 60% at 20% 0%,   rgba(59, 130, 246, 0.12) 0%, transparent 60%),
      radial-gradient(ellipse 60% 50% at 80% 10%,  rgba(99, 102, 241, 0.10) 0%, transparent 55%),
      radial-gradient(ellipse 50% 40% at 50% 100%, rgba(59, 130, 246, 0.08) 0%, transparent 60%);
    pointer-events: none;
    z-index: 0;
    animation: bg-shift 18s ease-in-out infinite alternate;
  }

  body::after {
    content: '';
    position: fixed;
    inset: 0;
    background-image:
      radial-gradient(1px 1px at 15%  20%, rgba(255,255,255,0.5) 0%, transparent 100%),
      radial-gradient(1px 1px at 35%  55%, rgba(255,255,255,0.3) 0%, transparent 100%),
      radial-gradient(1px 1px at 55%  10%, rgba(255,255,255,0.4) 0%, transparent 100%),
      radial-gradient(1px 1px at 72%  38%, rgba(255,255,255,0.3) 0%, transparent 100%),
      radial-gradient(1px 1px at 88%  70%, rgba(255,255,255,0.4) 0%, transparent 100%),
      radial-gradient(1px 1px at 10%  80%, rgba(255,255,255,0.2) 0%, transparent 100%),
      radial-gradient(1px 1px at 45%  90%, rgba(255,255,255,0.3) 0%, transparent 100%),
      radial-gradient(1.5px 1.5px at 65% 65%, rgba(255,255,255,0.4) 0%, transparent 100%),
      radial-gradient(1px 1px at 92%  20%, rgba(255,255,255,0.3) 0%, transparent 100%),
      radial-gradient(1px 1px at 28%  35%, rgba(255,255,255,0.2) 0%, transparent 100%);
    pointer-events: none;
    z-index: 0;
    animation: stars-twinkle 6s ease-in-out infinite alternate;
  }

  /* ─── Container ─── */
  .container {
    width: 100%;
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: var(--container-pad);
    position: relative;
    z-index: 1;
  }

  /* ─── Section base ─── */
  section {
    position: relative;
    z-index: 1;
  }

  .section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
  }

  .section-label {
    display: inline-block;
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--clr-accent-1);
    margin-bottom: var(--space-sm);
    padding: var(--space-2xs) var(--space-md);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: var(--radius-full);
    background: rgba(59, 130, 246, 0.08);
  }

  .section-title {
    font-size: var(--text-3xl);
    font-weight: 700;
    line-height: 1.15;
    color: var(--clr-text);
    letter-spacing: -0.02em;
  }

  .section-subtitle {
    margin-top: var(--space-md);
    font-size: var(--text-base);
    color: var(--clr-text-muted);
    max-width: 54ch;
    margin-inline: auto;
    line-height: 1.65;
  }

  /* ─── Hero Layout ─── */
  .hero {
    height: 100dvh;
    max-height: 100dvh;
    display: flex;
    align-items: center;
    padding-block: clamp(1rem, 3vh, 2.5rem);
    overflow: hidden;
  }

  /* mobile: center everything, proper top spacing */
  @media (max-width: 767px) {
    .hero {
      align-items: flex-start;
      padding-top: clamp(3rem, 8vh, 5rem);
      overflow-y: auto;
    }

    .hero__content {
      text-align: center;
    }

    .hero__subtitle {
      margin-inline: auto;
    }

    .hero__rating {
      justify-content: center;
    }

    .hero__actions {
      justify-content: center;
    }

    /* hide phone mockup on mobile in hero — saves space, CTA is already visible */
    .hero__visual {
      display: none;
    }
  }

  .hero__inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: clamp(1rem, 3vh, 2rem);
    align-items: center;
  }

  @media (min-width: 768px) {
    .hero__inner {
      grid-template-columns: 1fr 1fr;
      gap: var(--space-2xl);
    }
  }

  @media (min-width: 1200px) {
    .hero__inner {
      grid-template-columns: 55fr 45fr;
    }
  }

  /* ─── Features Layout ─── */
  .features {
    padding-block: var(--space-4xl);
  }

  .features__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  @media (min-width: 640px) {
    .features__grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }

  @media (min-width: 1024px) {
    .features__grid {
      grid-template-columns: repeat(3, 1fr);
    }
  }

  /* ─── Social Proof Layout ─── */
  .social-proof {
    padding-block: var(--space-4xl);
  }

  .reviews-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    margin-top: var(--space-3xl);
  }

  @media (min-width: 640px) {
    .reviews-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }

  /* ─── CTA Layout ─── */
  .cta-section {
    padding-block: var(--space-4xl);
  }

  .cta-section__inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
    align-items: center;
    text-align: center;
  }

  @media (max-width: 767px) {
    .cta-section {
      padding-block: var(--space-2xl);
    }

    .cta-section__inner {
      gap: var(--space-xl);
    }
  }

  @media (min-width: 768px) {
    .cta-section__inner {
      grid-template-columns: 1fr 1fr;
      text-align: left;
    }
  }

  /* ─── Footer ─── */
  .footer {
    padding-block: var(--space-2xl);
    border-top: 1px solid var(--clr-glass-border);
    text-align: center;
  }

  /* ─── Cancel Bar spacer ─── */
  body {
    padding-bottom: 80px; /* prevent sticky cancel bar from covering content */
  }
}