/* ═══════════════════════════════════════════════════════════════════
   RESPONSIVE — Breakpoints gemäß Plan
   ≤1024px | ≤768px | ≤480px
   ═══════════════════════════════════════════════════════════════════ */

/* ─── ≤ 1024px ──────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  /* Spielkarten: 2×3 statt 3×2 */
  .cards-grid {
    grid-template-columns: repeat(2, 270px);
    grid-template-rows: repeat(3, 405px);
  }

  /* Hero: etwas kompakter */
  .hero-content {
    padding: 0 40px;
  }

  .hero-claim {
    font-size: 56px;
  }

  /* Grinsekatze: mehr Abstand */
  .viewport-cat {
    padding: 0 40px;
    gap: 32px;
  }

  /* Station hero */
  .station-hero {
    padding: 100px 40px 60px;
    gap: 40px;
  }

  .station-title {
    font-size: 40px;
  }
}

/* ─── ≤ 768px ───────────────────────────────────────────────────── */
@media (max-width: 768px) {
  /* Hero */
  .hero-content {
    padding: 0 24px;
    max-width: 100%;
    text-align: center;
  }

  .hero-claim {
    font-size: 42px;
  }

  .hero-subline {
    max-width: 100%;
    text-align: center;
  }

  .hero-illustration {
    position: relative;
    right: auto;
    top: auto;
    transform: none;
    width: 70%;
    max-width: 320px;
    margin: 0 auto 24px;
  }

  .viewport-hero {
    flex-direction: column;
    justify-content: center;
    padding-top: 80px;
  }

  .rabbit-quote {
    display: none;
  }

  /* Denkraum-CTA: auf Mobile zentrieren */
  .denkraum-cta {
    right: 50%;
    transform: translateX(50%);
    bottom: 72px;
  }

  /* Grinsekatze: Illustration oben, Text unten */
  .viewport-cat {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
    padding: 60px 24px 80px;
    gap: 40px;
  }

  .cat-illustration {
    order: 1;
    max-width: 400px;
    margin: 0 auto;
  }

  .cat-dialog {
    order: 2;
    text-align: center;
  }

  .sonaris-perspective {
    border-left: none;
    border-top: 2px solid var(--purple-vivid);
    padding-left: 0;
    padding-top: 20px;
    margin-top: 24px;
    text-align: left;
  }

  /* Spielkarten: 1 Spalte */
  .cards-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    max-width: 340px;
    margin: 0 auto;
    gap: 20px;
  }

  .playing-card {
    min-height: 380px;
  }

  /* Sidebar: verstecken auf kleinen Bildschirmen (später Hamburger) */
  .card-sidebar {
    display: none;
  }

  /* Station hero: Stack */
  .station-hero {
    grid-template-columns: 1fr;
    padding: 100px 24px 60px;
    min-height: auto;
  }

  .station-hero-img,
  .station-blue .station-hero-img,
  .station-copper .station-hero-img {
    max-width: 280px;
    margin: 0 auto;
  }

  .station-hero-content {
    text-align: center;
  }

  .station-title {
    font-size: 36px;
  }

  /* Footer */
  .main-footer {
    flex-direction: column;
    text-align: center;
    padding: 24px 16px;
  }

  .footer-logo {
    justify-content: center;
  }
}

/* ─── ≤ 480px ───────────────────────────────────────────────────── */
@media (max-width: 480px) {
  /* Navigation: nur Logo + Hamburger */
  .main-nav {
    padding: 12px 16px;
  }

  .nav-tagline {
    display: none;
  }

  .nav-wordmark {
    font-size: 18px;
    letter-spacing: 4px;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(12, 18, 26, 0.98);
    backdrop-filter: blur(16px);
    padding: 24px;
    gap: 0;
    border-bottom: 1px solid rgba(110, 145, 180, 0.1);
  }

  .main-nav.menu-open .nav-links {
    display: flex;
  }

  .nav-links a {
    font-size: 16px;
    padding: 12px 0;
    border-bottom: 1px solid rgba(110, 145, 180, 0.06);
  }

  .nav-links a:last-child {
    border-bottom: none;
  }

  .nav-hamburger {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
  }

  .nav-hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--text-body);
    transition: transform 0.3s, opacity 0.3s;
  }

  .main-nav.menu-open .nav-hamburger span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .main-nav.menu-open .nav-hamburger span:nth-child(2) {
    opacity: 0;
  }

  .main-nav.menu-open .nav-hamburger span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  /* Hero */
  .hero-overline {
    font-size: 12px;
    letter-spacing: 3px;
  }

  .hero-claim {
    font-size: 34px;
  }

  .hero-subline {
    font-size: 18px;
  }

  /* Spielkarten: kleinere Karten */
  .cards-grid {
    max-width: 280px;
    gap: 16px;
  }

  .playing-card {
    min-height: 340px;
  }

  .card-illustration img {
    max-height: 160px;
  }

  .cards-headline {
    font-size: 32px;
  }

  /* Closer */
  .closer-quote {
    font-size: 28px;
  }

  .gap-espresso-cta .cta-button {
    padding: 14px 20px;
    font-size: 14px;
  }

  .gap-espresso-icon {
    width: 96px;
    height: 96px;
  }

  /* Station */
  .station-content {
    padding: 40px 16px 60px;
  }

  .station-content h2 {
    font-size: 24px;
  }

  .station-nav-footer {
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
  }

  .knowledge-fields {
    grid-template-columns: 1fr;
  }

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

  /* Station 4: Abstände Netz-Hero → Canvas → Demo-CTA */
  .station-content .netz-hero {
    padding: 20px 0 0;
  }
  .station-content .netz-hero.compact-mode {
    padding: 12px 0 0;
  }
  .demo-section {
    padding: 2px 0 4px;
  }
}

/* Hamburger versteckt ab 481px */
@media (min-width: 481px) {
  .nav-hamburger {
    display: none;
  }
}

/* ================================
   Station 6: Durchbruch responsive
   ================================ */

@media (max-width: 1000px) {
  .db-hf-grid {
    grid-template-columns: 1fr;
  }

  .db-hf-panel {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .db-hf-panel-wrap.inline {
    margin-top: 12px;
  }

  .db-hf-panel-context {
    border-right: none;
    border-bottom: 1px solid rgba(110, 145, 180, 0.12);
    padding-right: 0;
    padding-bottom: 24px;
  }

  .db-columns {
    grid-template-columns: 1fr;
    width: 100%;
  }
}

@media (max-width: 680px) {
  .db-hf-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .db-hf-panel {
    padding: 20px 18px;
  }

  .db-hf-panel-wrap.open {
    max-height: 700px;
  }

  .station.station-coral .station-content h2 {
    font-size: 22px;
  }

  /* Two Tracks – Mobile */
  .tt-grid {
    grid-template-columns: 1fr;
  }
  .tt-complaint {
    padding: 24px 20px;
  }
  .tt-complaint-question {
    font-size: 19px;
  }
}

@media (max-width: 400px) {
  .db-hf-grid {
    grid-template-columns: 1fr;
  }

  .station.station-coral .station-content h2 {
    font-size: 20px;
  }
}