/* Shared responsive overrides for phone + tablet */

html,
body {
  max-width: 100%;
  overflow-x: hidden;
}

img,
video,
canvas,
svg {
  max-width: 100%;
  height: auto;
}

@media (max-width: 1100px) {
  main {
    padding-left: 1rem !important;
    padding-right: 1rem !important;
  }

  .layout,
  .hero,
  .features,
  .mock-grid,
  .hero-media-grid,
  .split,
  .content-grid {
    grid-template-columns: 1fr !important;
  }

  .question-area,
  .panel,
  .panel-left,
  .panel-right,
  .reference-panel,
  .nav-panel,
  .side-rail {
    width: 100% !important;
    max-width: none !important;
    min-width: 0 !important;
  }

  .reference-panel,
  .nav-panel {
    position: static !important;
    top: auto !important;
    max-height: none !important;
  }

  .session-toolbar,
  .question-card,
  .card,
  .panel {
    padding: 0.9rem !important;
  }

  .page-top-actions {
    padding-left: 1rem !important;
    padding-right: 1rem !important;
  }

  .topic-select {
    min-width: 0 !important;
    width: 100% !important;
    max-width: none !important;
  }

  .controls,
  .action-buttons,
  .nav-actions {
    flex-wrap: wrap !important;
  }

  .nav-actions {
    grid-template-columns: 1fr !important;
  }

  .progress {
    text-align: left !important;
  }

  .nav-grid {
    grid-template-columns: repeat(auto-fill, minmax(40px, 1fr)) !important;
  }
}

@media (max-width: 860px) {
  header,
  .topbar {
    padding-left: 0.85rem !important;
    padding-right: 0.85rem !important;
  }

  .topbar {
    flex-wrap: wrap;
    gap: 0.6rem;
  }

  .nav-menu {
    width: auto;
    max-width: min(90vw, 320px);
  }

  .nav > a,
  .nav-item > a,
  .nav-login,
  .session-link,
  .pill-btn {
    font-size: 0.95rem !important;
  }

  .question-card,
  .mock-card,
  .panel {
    border-radius: 12px !important;
  }

  .question-card table,
  .parsed-table-wrap,
  .ascii-table {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .setup-topics,
  .topics-list {
    max-height: none !important;
  }
}

@media (max-width: 900px) {
  body.home .topbar {
    position: sticky;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    flex-wrap: nowrap !important;
    gap: 0.5rem;
    padding: 0.55rem 0.75rem !important;
  }

  body.home .logo.brand {
    min-width: 0;
    gap: 0.5rem;
  }

  body.home .logo-mark {
    height: 40px !important;
    width: auto;
  }

  body.home .brand-text {
    min-width: 0;
    overflow: hidden;
  }

  body.home .brand-name {
    font-size: 1.05rem !important;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  body.home .brand-tag {
    display: block !important;
    font-size: 0.58rem !important;
    letter-spacing: 0.07em !important;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  body.home .nav-toggle {
    display: flex !important;
    position: static !important;
    right: auto !important;
    top: auto !important;
    margin-left: auto;
    min-width: 42px;
    min-height: 42px;
    font-size: 1.65rem !important;
    padding: 0 0.55rem !important;
    border-radius: 10px !important;
  }

  body.home .nav {
    display: none !important;
    position: absolute !important;
    top: calc(100% + 0.35rem) !important;
    right: 0.75rem !important;
    left: auto !important;
    width: min(90vw, 320px) !important;
    max-width: 320px !important;
    background: #ffffff !important;
    border: 1px solid #dbe3ef !important;
    border-radius: 12px !important;
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.16) !important;
    padding: 0.5rem !important;
    gap: 0.25rem !important;
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
    z-index: 3000 !important;
  }

  body.home .nav.open {
    display: flex !important;
    flex-direction: column !important;
  }

  body.home .nav a {
    color: #1f2937 !important;
    width: 100% !important;
    padding: 0.65rem 0.7rem !important;
    border-radius: 8px !important;
  }

  body.home .nav a:hover {
    background: #f1f5f9 !important;
    color: #1d4ed8 !important;
  }

  body.home .nav .nav-login {
    background: #1d4ed8 !important;
    color: #ffffff !important;
    border-color: #1d4ed8 !important;
  }

  body.home main {
    padding: 0 0.75rem 1rem !important;
  }

  body.home .hero {
    padding: 1rem !important;
    border-radius: 16px !important;
    gap: 0.9rem !important;
    margin-top: 0.4rem;
  }

  body.home .hero__subheading {
    font-size: 0.95rem !important;
  }

  body.home .hero__benefits li {
    font-size: 0.95rem !important;
  }

  body.home .proof .section__header .lede {
    white-space: normal !important;
  }

  body.home .site-footer__inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.65rem;
  }
}

@media (max-width: 600px) {
  body {
    font-size: 16px !important;
  }

  h1 {
    font-size: clamp(1.8rem, 8vw, 2.3rem) !important;
  }

  h2 {
    font-size: clamp(1.35rem, 6vw, 1.8rem) !important;
  }

  h3 {
    font-size: clamp(1.1rem, 5vw, 1.35rem) !important;
  }

  .brand-name {
    font-size: 1.35rem !important;
  }

  .brand-tagline {
    font-size: 0.62rem !important;
    letter-spacing: 0.08em !important;
  }

  button,
  .btn,
  .session-link,
  .pill-btn,
  .nav-login {
    min-height: 40px;
  }

  main {
    padding-left: 0.75rem !important;
    padding-right: 0.75rem !important;
  }

  body.home .brand-tag {
    display: none !important;
  }

  body.home .hero__content h1 {
    font-size: clamp(1.6rem, 7.2vw, 2rem) !important;
  }

  body.home .hero-video__frame {
    min-height: 180px !important;
    padding: 1rem !important;
  }

  body.home .proof-grid,
  body.home .path-steps {
    grid-template-columns: 1fr !important;
    gap: 1rem !important;
  }
}

/* Homepage hardening: final mobile/tablet overrides */
@media (max-width: 1100px) {
  body.home .topbar {
    position: sticky;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    flex-wrap: nowrap !important;
    gap: 0.5rem;
    padding: 0.55rem 0.75rem !important;
  }

  body.home .logo.brand {
    min-width: 0;
    gap: 0.5rem;
  }

  body.home .brand-text {
    min-width: 0;
    overflow: hidden;
  }

  body.home .brand-name {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  body.home .nav-toggle {
    display: flex !important;
    position: static !important;
    right: auto !important;
    top: auto !important;
    margin-left: auto;
    min-width: 42px;
    min-height: 42px;
    font-size: 1.65rem !important;
    padding: 0 0.55rem !important;
    border-radius: 10px !important;
  }

  body.home .nav {
    display: none !important;
    position: absolute !important;
    top: calc(100% + 0.35rem) !important;
    right: 0.75rem !important;
    left: auto !important;
    width: min(90vw, 320px) !important;
    max-width: 320px !important;
    background: #ffffff !important;
    border: 1px solid #dbe3ef !important;
    border-radius: 12px !important;
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.16) !important;
    padding: 0.5rem !important;
    gap: 0.25rem !important;
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
    z-index: 3000 !important;
  }

  body.home .nav.open {
    display: flex !important;
    flex-direction: column !important;
  }

  body.home .nav a {
    color: #1f2937 !important;
    width: 100% !important;
    padding: 0.65rem 0.7rem !important;
    border-radius: 8px !important;
  }

  body.home .nav .nav-login {
    background: #1d4ed8 !important;
    color: #ffffff !important;
    border-color: #1d4ed8 !important;
  }

  body.home main {
    padding: 0 0.85rem 1.25rem !important;
  }

  body.home .hero {
    grid-template-columns: 1fr !important;
    padding: 1.2rem !important;
    border-radius: 16px !important;
    gap: 1rem !important;
    margin-bottom: 0.9rem !important;
  }

  body.home .hero__content,
  body.home .hero__visual {
    width: 100%;
    min-width: 0;
  }

  body.home .hero-media-grid,
  body.home .proof-grid,
  body.home .path-steps {
    grid-template-columns: 1fr !important;
  }

  body.home .hero-video__frame {
    min-height: 200px !important;
  }

  body.home .section {
    padding: 1.8rem 0 !important;
  }

  body.home .proof .section__header .lede {
    white-space: normal !important;
  }

  body.home .cta-panel {
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 1rem !important;
  }

  body.home .cta-panel__actions {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
  }

  body.home .cta-panel__actions .cta {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 900px) {
  body.home .topbar {
    overflow: visible !important;
  }

  body.home .brand-tag {
    display: none !important;
  }

  body.home .brand-name {
    font-size: 1rem !important;
  }
}

@media (max-width: 600px) {
  body.home .topbar {
    padding: 0.55rem 0.65rem !important;
  }

  body.home .logo-mark {
    height: 34px !important;
  }

  body.home main {
    padding: 0 0.6rem 1rem !important;
  }

  body.home .hero__content h1 {
    font-size: clamp(1.55rem, 7vw, 1.95rem) !important;
    line-height: 1.2 !important;
  }

  body.home .hero__subheading {
    font-size: 0.92rem !important;
  }

  body.home .hero__benefits li {
    font-size: 0.92rem !important;
    padding-left: 1.55rem !important;
  }

  body.home .hero-video__frame {
    min-height: 160px !important;
    padding: 0.95rem !important;
  }

  body.home .site-footer {
    margin-top: 2rem !important;
    padding: 1.25rem 0.75rem !important;
  }
}

/* Non-home pages: keep mobile dropdown menu readable on white panel */
@media (max-width: 900px) {
  body:not(.home) .topbar {
    flex-wrap: nowrap !important;
    overflow: visible !important;
  }

  body:not(.home) .topbar .nav a {
    color: #1f2937 !important;
  }

  body:not(.home) .topbar .nav a:hover {
    color: #1d4ed8 !important;
    background: #f1f5f9 !important;
  }

  body:not(.home) .topbar .nav .nav-login {
    background: #1d4ed8 !important;
    color: #ffffff !important;
    border-color: #1d4ed8 !important;
  }

  body:not(.home) .topbar .nav .nav-login:hover {
    background: #1e40af !important;
    color: #ffffff !important;
    border-color: #1e40af !important;
  }
}