/* KI & Automationen: responsive reading flow, keeping the dark theme and the existing page transition. */
@media (max-width: 800px) {
  html[data-mode='ai'] { scroll-padding-top: 118px; }
  /* ------------------------------------------------------------------------
     1. Header & Navigation (.site-head)
     ------------------------------------------------------------------------ */
  html[data-mode='ai'] .site-head {
    height: 108px !important;
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) auto !important;
    grid-template-rows: 62px 45px !important;
    column-gap: 8px !important;
    row-gap: 0 !important;
    padding: 0 clamp(16px, 5vw, 24px) !important;
    background: rgba(9, 15, 24, 0.96) !important;
    color: #f4f5f7 !important;
    border-bottom: 1px solid rgba(244, 245, 247, 0.13) !important;
    backdrop-filter: blur(14px);
    z-index: 100;
  }

  html[data-mode='ai'] .site-head .brand {
    grid-column: 1;
    grid-row: 1;
    align-self: center;
    font-size: clamp(16px, 4.5vw, 20px) !important;
    line-height: 1;
    letter-spacing: -0.055em !important;
    color: #f4f5f7 !important;
  }

  /* Mode Switcher Nav (Websites / KI & Automationen) */
  html[data-mode='ai'] .site-head nav.mode-nav {
    grid-column: 2;
    grid-row: 1;
    justify-self: end;
    align-self: center;
    gap: 2px !important;
    padding: 3px;
    font-size: 10px;
    background: rgba(255, 255, 255, 0.025) !important;
    border: 1px solid rgba(244, 245, 247, 0.18) !important;
    border-radius: 6px;
  }

  html[data-mode='ai'] .site-head .mode-nav a {
    padding: 8px 8px;
    min-height: 36px;
    font-size: 10px;
    white-space: nowrap;
    border-radius: 3px;
  }

  html[data-mode='ai'] .site-head .mode-nav a[aria-current='page'] {
    background: #4975ff !important;
    color: #ffffff !important;
  }

  html[data-mode='ai'] .site-head .mode-indicator {
    display: none !important;
  }

  html[data-mode='ai'] .site-head .private-flow-link {
    display: none !important;
  }

  /* Section Navigation Bar (Row 2) */
  html[data-mode='ai'] .site-head nav.section-nav {
    grid-column: 1 / -1;
    grid-row: 2;
    justify-self: stretch;
    width: 100%;
    height: 45px;
    display: flex !important;
    align-items: center;
    justify-content: space-between;
    gap: 16px !important;
    padding: 0;
    border-top: 1px solid rgba(244, 245, 247, 0.12);
    overflow-x: auto;
    scrollbar-width: none;
    white-space: nowrap;
    font-size: 11px !important;
    -webkit-overflow-scrolling: touch;
  }

  html[data-mode='ai'] .site-head nav.section-nav::-webkit-scrollbar {
    display: none;
  }

  html[data-mode='ai'] .site-head nav.section-nav a {
    display: inline-flex !important;
    flex: 0 0 auto;
    padding: 11px 0;
    min-height: 42px;
    min-width: 44px;
    justify-content: center;
    align-items: center;
    color: #aab6c8 !important;
    text-decoration: none;
    transition: color 0.18s ease;
  }

  html[data-mode='ai'] .site-head nav.section-nav a:hover,
  html[data-mode='ai'] .site-head nav.section-nav a:focus-visible {
    color: #f4f5f7 !important;
  }


  /* The fixed, two-row header must not cover the concept disclosure. */
  .ai-concept-banner { margin-top: 108px; padding: 18px 0 20px; }
  .ai-container { width: 100%; max-width: 100%; padding-inline: 6vw; }
  .ai-banner-inner { display: grid; grid-template-columns: minmax(0, 1fr); align-items: start; gap: 11px; }
  .ai-badge--alert { width: fit-content; }
  .ai-banner-text { font-size: 12px; line-height: 1.6; }

  /* Story first, interactive sample second. No off-screen second column. */
  .ai-hero { display: block; min-height: 0; padding: 56px 0 76px; overflow: visible; }
  .ai-hero-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: 38px; }
  .ai-hero-content, .ai-hero-visual { min-width: 0; width: 100%; }
  .ai-hero-title { font-size: clamp(39px, 10vw, 58px); line-height: 1; margin-bottom: 20px; }
  .ai-hero-title span { max-width: 100%; }
  .ai-hero-lead { font-size: 14px; line-height: 1.65; margin-bottom: 24px; }
  .ai-hero-meta { gap: 8px; margin-bottom: 24px; }
  .ai-pill { font-size: 10px; letter-spacing: .035em; }
  .ai-hero-actions { display: grid; grid-template-columns: minmax(0, 1fr); gap: 10px; width: 100%; }
  .ai-hero-actions .ai-btn { width: 100%; min-height: 48px; text-align: center; white-space: normal; padding: 12px 18px; }
  .ai-demo-card { padding: 20px; }
  .ai-demo-header { flex-wrap: wrap; gap: 9px; }
  .ai-demo-tag { line-height: 1.45; }
  .ai-extracted-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }

  /* The offer cards and the three-step explanation become a reading sequence. */
  .ai-section { padding: 70px 0; }
  .ai-section-head { grid-template-columns: minmax(0, 1fr); gap: 18px; margin-bottom: 35px; }
  .ai-section-title { font-size: clamp(32px, 7.5vw, 48px); line-height: 1.06; }
  .ai-section-intro { font-size: 14px; line-height: 1.7; }
  .ai-card--featured, .ai-card { padding: 25px; min-width: 0; }
  .ai-card-title { font-size: clamp(26px, 6vw, 32px); }
  .ai-card-columns { grid-template-columns: minmax(0, 1fr); gap: 20px; padding-top: 20px; }
  .ai-cards-grid, .ai-steps-grid { grid-template-columns: minmax(0, 1fr); gap: 16px; }
  .ai-step-card { padding: 24px; }
  .ai-card-badge-row { gap: 12px; flex-wrap: wrap; }
  .ai-card-badge-row .ai-badge { max-width: 100%; }

  .ai-section--cta { padding: 75px 0; }
  .ai-cta-box { padding: 42px 25px; }
  .ai-cta-title { font-size: clamp(31px, 7vw, 45px); }
  .ai-cta-lead { font-size: 14px; }
  .ai-cta-actions .ai-btn { min-height: 48px; max-width: 100%; white-space: normal; padding: 13px 18px; }
  .ai-footer-inner { flex-wrap: wrap; align-items: flex-start; gap: 18px; }
  .legal-footer-links { gap: 13px 18px; }
  /* Keep the dark/light curtain lettering within mobile viewport. */
  html[data-mode='ai'] .mode-curtain-inner { max-width: 92vw; padding-inline: 16px; }
  html[data-mode='ai'] .mode-curtain-title { font-size: clamp(32px, 8.5vw, 64px) !important; line-height: 1.02; }

}

@media (max-width: 440px) {
  .ai-hero { padding-top: 46px; padding-bottom: 66px; }
  .ai-hero-title { font-size: clamp(36px, 10vw, 42px); }
  .ai-demo-card { padding: 17px; }
  .ai-flow-step { padding: 13px; }
  .ai-extracted-grid { grid-template-columns: minmax(0, 1fr); }
  .ai-section { padding-block: 62px; }
  .ai-card--featured, .ai-card { padding: 21px; }
  .ai-cta-box { padding: 36px 19px; }
}

@media (max-width: 390px) {
  html[data-mode='ai'] .site-head .brand { font-size: 15px !important; }
  html[data-mode='ai'] .site-head .mode-nav a { font-size: 9px; padding: 7px 6px; }
  html[data-mode='ai'] .site-head nav.section-nav { gap: 14px !important; }
}