/* ============================================
   MELI UX Challenge — Responsive
   Breakpoints and mobile adaptations
   ============================================ */

/* ── Tablet (< 1024px) ── */
@media (max-width: 1023px) {
  .hero__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero__subtitle {
    max-width: 100%;
  }

  .hero__visual {
    order: -1;
  }

  .hero__visual img {
    max-width: 300px;
  }

  .hero__content {
    align-items: center;
  }

  .hero__back-link {
    align-self: center;
  }

  .metrics-row {
    grid-template-columns: repeat(3, 1fr);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
  }

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

  .split-layout {
    grid-template-columns: 1fr;
  }

  .split-layout--reverse {
    direction: ltr;
  }

  .persona-card {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .persona-card__image {
    margin: 0 auto;
  }

  .persona-card__details {
    grid-template-columns: 1fr;
    text-align: left;
  }

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

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

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

  .pains-gains {
    grid-template-columns: 1fr;
  }

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

  .section {
    padding: var(--space-3xl) 0;
  }

  /* ── New components tablet ── */
  .exec-summary__grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .pain-resolution__row {
    grid-template-columns: 1fr;
    gap: var(--space-xs);
  }

  .pain-resolution__arrow {
    display: none;
  }

  /* Design section tablet */
  .screen-gallery--wireframes,
  .screen-gallery--highfi {
    grid-template-columns: repeat(2, 1fr);
  }

  .figma-cta {
    flex-direction: column;
    text-align: center;
    padding: var(--space-xl);
  }

  .closing-block__grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  /* Route nav: labels hidden on tablet, only dots */
  .route-nav {
    left: 16px;
  }

  .route-nav__label {
    display: none;
  }

  .route-nav__node.is-active .route-nav__label {
    display: none;
  }

  /* v2 new components tablet */
  .context-card__grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .edge-case-grid {
    grid-template-columns: 1fr;
  }

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

  .scope-item {
    grid-template-columns: 1fr;
    gap: var(--space-sm);
  }
}

/* ── Mobile (< 768px) ── */
@media (max-width: 767px) {
  .container {
    padding: 0 var(--space-lg);
  }

  .hero {
    min-height: auto;
    padding: var(--space-3xl) 0 var(--space-2xl);
  }

  .hero__inner {
    padding: 0 var(--space-lg);
  }

  .hero__title {
    font-size: 32px;
    line-height: 38px;
  }

  .hero__subtitle {
    font-size: var(--font-body-lg);
    line-height: var(--lh-body-lg);
  }

  .hero__visual img {
    max-width: 250px;
  }

  .hero__back-link {
    margin-bottom: var(--space-sm);
  }

  .metrics-row {
    grid-template-columns: 1fr;
    max-width: 280px;
  }

  .metric-card {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    text-align: left;
    padding: var(--space-md);
  }

  .metric-card__value {
    font-size: 28px;
    margin-bottom: 0;
    min-width: 80px;
  }

  /* Route nav: hidden on mobile */
  .route-nav {
    display: none;
  }

  .section {
    padding: var(--space-2xl) 0;
  }

  .section-intro__title {
    font-size: var(--font-heading-xl);
    line-height: var(--lh-heading-xl);
  }

  .section-intro__subtitle {
    font-size: var(--font-body-lg);
    line-height: var(--lh-body-lg);
  }

  .principles-strip {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-sm);
  }

  .principle-card {
    padding: var(--space-md) var(--space-sm);
  }

  .principle-card__desc {
    display: none;
  }

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

  .highlight-block {
    padding: var(--space-xl) var(--space-lg);
    border-radius: var(--radius-lg);
  }

  .highlight-block__text {
    font-size: var(--font-heading-lg);
    line-height: var(--lh-heading-lg);
  }

  .hmw-block__question {
    font-size: var(--font-heading-lg);
    line-height: var(--lh-heading-lg);
  }

  .nps-highlight__value {
    font-size: 42px;
  }

  .direction-card {
    padding: var(--space-lg);
  }

  .direction-card__title {
    font-size: var(--font-heading-lg);
  }

  .persona-card {
    padding: var(--space-lg);
  }

  .persona-card__image {
    width: 120px;
    height: 120px;
  }

  /* ── New components mobile ── */
  .exec-summary {
    padding: var(--space-lg);
  }

  .exec-summary__grid {
    grid-template-columns: 1fr;
  }

  .decision-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-sm);
  }

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

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

  .closing-block__grid {
    grid-template-columns: 1fr;
  }

  .closing-block {
    padding: var(--space-xl);
  }

  .kpi-hero__value {
    font-size: 48px;
  }

  .pain-resolution__row {
    grid-template-columns: 1fr;
    gap: var(--space-xs);
  }

  .pain-resolution__arrow {
    display: none;
  }

  /* Table horizontal scroll */
  .table-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin: var(--space-xl) calc(-1 * var(--space-lg));
    padding: 0 var(--space-lg);
  }

  .table-wrapper table {
    min-width: 500px;
  }

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

  .insight-card__text {
    font-size: var(--font-body-lg);
    line-height: var(--lh-body-lg);
  }

  /* Design section mobile */
  .screen-gallery--wireframes,
  .screen-gallery--highfi {
    grid-template-columns: 1fr;
  }

  .screen-placeholder {
    min-height: 180px;
  }

  .figma-cta {
    flex-direction: column;
    text-align: center;
    padding: var(--space-lg);
  }

  .figma-cta__icon {
    width: 48px;
    height: 48px;
  }

  .figma-cta__icon svg {
    width: 36px;
    height: 36px;
  }

  /* Reduce stagger on mobile */
  .stagger-1 { transition-delay: 30ms; }
  .stagger-2 { transition-delay: 60ms; }
  .stagger-3 { transition-delay: 90ms; }
  .stagger-4 { transition-delay: 120ms; }
  .stagger-5 { transition-delay: 150ms; }
  .stagger-6 { transition-delay: 180ms; }
  .stagger-7 { transition-delay: 210ms; }

  /* v2 new components mobile */
  .context-card__grid {
    grid-template-columns: 1fr;
  }

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

  .edge-case-grid {
    grid-template-columns: 1fr;
  }

  .edge-case-card__columns {
    grid-template-columns: 1fr;
  }

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

  .scope-item {
    grid-template-columns: 1fr;
    gap: var(--space-sm);
  }
}

/* ── Small Mobile (< 400px) ── */
@media (max-width: 399px) {
  .hero__title {
    font-size: 28px;
    line-height: 34px;
  }

  .principles-strip {
    grid-template-columns: 1fr;
  }

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

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