/* ═══════════════════════════════════════════════════════════════
   EPI Labs — mobile / phone layout (load last after epi / v2 / wow)
   Phones must: no horizontal scroll, usable burger, theme access,
   readable type, sticky CTA clear of content, reduced FX load.
   ═══════════════════════════════════════════════════════════════ */

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-padding-top: 72px;
}
body {
  overflow-x: hidden;
  max-width: 100%;
}

/* Always above hero / sticky CTA / FX layers */
#nav,
nav#nav {
  z-index: 1300 !important;
  isolation: isolate;
  pointer-events: auto;
}

/* ── Burger nav: always solid + tappable on tablet/phone ── */
@media (max-width: 1100px) {
  html { scroll-padding-top: 64px; }

  #nav,
  nav#nav {
    background: rgba(11, 13, 16, 0.97) !important;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.06);
    padding-left: max(8px, env(safe-area-inset-left));
    padding-right: max(8px, env(safe-area-inset-right));
    padding-top: env(safe-area-inset-top);
  }
  html[data-theme="light"] #nav,
  html[data-theme="light"] nav#nav {
    background: rgba(250, 250, 248, 0.98) !important;
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
  }

  .nav-inner {
    height: 58px;
    gap: 8px;
    min-width: 0;
    padding-left: max(12px, env(safe-area-inset-left));
    padding-right: max(8px, env(safe-area-inset-right));
    position: relative;
    z-index: 1302;
  }
  .nav-logo {
    min-width: 0;
    flex: 1 1 auto;
  }
  .nav-logo img {
    height: 40px !important;
    width: auto;
    max-width: min(160px, 48vw);
    object-fit: contain;
  }
  .nav-links,
  #navLinks {
    display: none !important;
  }
  .nav-mob,
  #mobBtn {
    display: flex !important;
    flex-shrink: 0;
    min-width: 48px;
    min-height: 48px;
    margin-left: auto;
    -webkit-tap-highlight-color: transparent;
    position: relative;
    z-index: 1303 !important;
    pointer-events: auto !important;
    cursor: pointer;
    touch-action: manipulation;
  }

  /* Full-screen drawer — below burger, above page content */
  .mob-menu {
    top: calc(58px + env(safe-area-inset-top, 0px)) !important;
    z-index: 1290 !important;
    padding: 8px 12px calc(28px + env(safe-area-inset-bottom));
    gap: 0;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    pointer-events: none;
  }
  .mob-menu[hidden] {
    display: none !important;
    pointer-events: none !important;
  }
  .mob-menu.is-open,
  .mob-menu.open {
    display: flex !important;
    pointer-events: auto !important;
  }
  .mob-menu.is-open[hidden],
  .mob-menu.open[hidden] {
    display: flex !important;
    pointer-events: auto !important;
  }
  html[data-theme="light"] .mob-menu {
    background: rgba(250, 250, 248, 0.99) !important;
    color: var(--ink);
  }
  html[data-theme="dark"] .mob-menu,
  body.v2-home .mob-menu {
    background: rgba(11, 13, 16, 0.99) !important;
  }
  .mob-menu a,
  .mob-menu button.mob-theme-btn {
    font-size: 1.05rem;
    padding: 14px 14px;
    min-height: 48px;
    display: flex;
    align-items: center;
    width: 100%;
    box-sizing: border-box;
    border-bottom: 1px solid var(--border);
    border-radius: 0;
    background: transparent;
    color: var(--ink);
    font-family: var(--sans, system-ui, sans-serif);
    font-weight: 500;
    text-align: left;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
  }
  .mob-menu a.nav-link-cta,
  .mob-menu a[data-auth-link] {
    margin-top: 14px;
    justify-content: center;
    border-radius: 12px !important;
    border-bottom: none !important;
    background: var(--accent) !important;
    color: #04120c !important;
    font-weight: 700 !important;
  }
  html[data-theme="light"] .mob-menu a.nav-link-cta,
  html[data-theme="light"] .mob-menu a[data-auth-link] {
    color: #fff !important;
  }
  .mob-menu button.mob-theme-btn,
  .mob-menu .theme-toggle-nav {
    display: flex !important; /* overrides epi.css hide of .theme-toggle-nav ≤860px */
    border: none;
    border-bottom: 1px solid var(--border);
    margin-top: 4px;
    width: 100%;
    height: auto;
    border-radius: 0;
  }
  .mob-menu button.mob-theme-btn:hover,
  .mob-menu a:hover {
    background: var(--accent-glow);
  }
}

/* ── Phone (≤768) layout ── */
@media (max-width: 768px) {
  html { scroll-padding-top: 60px; }
  body { font-size: 16px; }

  /* Kill iOS fixed-bg jank + horizontal bleed */
  body.v2-home,
  body.epi-instrument {
    background-attachment: scroll !important;
  }

  .container {
    padding-left: max(16px, env(safe-area-inset-left)) !important;
    padding-right: max(16px, env(safe-area-inset-right)) !important;
    max-width: 100%;
    box-sizing: border-box;
  }

  section,
  main,
  .hero,
  .hero-content {
    max-width: 100%;
    box-sizing: border-box;
  }

  /* Hero */
  body.v2-home .hero,
  .hero {
    min-height: auto !important;
    padding: 88px 16px 40px !important;
    text-align: left;
  }
  body.v2-home .hero-content.v2-hero-grid {
    grid-template-columns: 1fr !important;
    gap: 28px;
    width: 100%;
  }
  body.v2-home .hero h1,
  .hero h1 {
    font-size: clamp(1.75rem, 7.5vw, 2.35rem) !important;
    line-height: 1.12 !important;
    word-break: break-word;
    overflow-wrap: anywhere;
    margin-bottom: 14px !important;
  }
  body.v2-home .hero-sub,
  .hero-sub {
    font-size: 0.98rem !important;
    max-width: 100% !important;
    margin-bottom: 12px !important;
  }
  body.v2-home .hero-actions,
  .hero-actions {
    flex-direction: column !important;
    align-items: stretch !important;
    width: 100%;
    gap: 10px;
  }
  body.v2-home .hero-actions .btn,
  body.v2-home .beam-wrap,
  .hero-actions .btn {
    width: 100% !important;
    max-width: none !important;
    justify-content: center;
    box-sizing: border-box;
  }
  body.v2-home .beam-wrap {
    display: flex !important;
    padding: 2px;
  }
  body.v2-home .beam-wrap > .btn {
    flex: 1;
    width: 100%;
  }

  /* Install chip: wrap, never overflow */
  .v2-install-chip {
    display: flex !important;
    flex-wrap: wrap;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    gap: 10px;
    padding: 12px !important;
    font-size: 0.78rem !important;
  }
  .v2-install-chip code {
    flex: 1 1 auto;
    min-width: 0;
    word-break: break-all;
  }
  .v2-install-chip button {
    flex: 0 0 auto;
    margin-left: auto;
  }

  .v2-proof {
    gap: 8px !important;
  }
  .v2-proof span {
    font-size: 0.62rem !important;
    padding: 5px 8px !important;
  }

  /* File card rows stack on narrow screens */
  .v2-file-row {
    grid-template-columns: 1fr !important;
    gap: 4px !important;
  }
  .v2-file-card {
    padding: 16px !important;
  }
  body.v2-home .v2-file-card {
    animation: none !important; /* stop float causing vertical jump */
  }
  body.v2-home .v2-plan.featured {
    transform: none !important; /* scale(1.04) overflows */
  }
  body.v2-home .v2-plan:hover,
  body.v2-home .truth-card:hover {
    transform: none !important;
  }

  /* Marquee: contained */
  .epi-marquee {
    overflow: hidden !important;
    max-width: 100vw;
  }
  .epi-marquee-track span {
    font-size: 0.68rem !important;
  }

  /* Sections */
  body.v2-home section {
    padding: 48px 0 !important;
  }
  .section-title {
    font-size: clamp(1.4rem, 6vw, 1.85rem) !important;
  }
  .section-desc {
    font-size: 0.95rem !important;
    max-width: 100% !important;
  }
  .block-head {
    margin-bottom: 24px !important;
    padding: 0 4px;
  }

  /* Grids → single column */
  .v2-rail,
  .v2-plans,
  .truth-trio,
  .verify-grid,
  .pillars-grid,
  .product-grid,
  .process-steps,
  .use-cases-grid,
  .integrations-grid,
  .standards-grid,
  .audit-grid,
  .contact-grid,
  .pricing-grid {
    grid-template-columns: 1fr !important;
  }

  /* Pricing cards: minmax(320px) blew past 320-wide viewports */
  .pricing-grid {
    gap: 16px !important;
    padding: 0 4px !important;
    max-width: 100% !important;
  }
  .pricing-card {
    min-width: 0 !important;
    max-width: 100% !important;
    padding: 24px 18px !important;
  }
  .pricing-card .price {
    font-size: 2.1rem !important;
  }

  /* Drop zone: less padding on small screens */
  .drop-zone {
    padding: 36px 16px !important;
  }
  body.v2-home .drop-zone::before {
    inset: -3px;
    border-radius: 16px;
  }

  /* Video chapters wrap */
  .v2-video-chapters {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
  }
  .v2-video-chapters button {
    flex: 1 1 40%;
    min-width: 0;
  }
  .v2-video-wrap {
    padding: 8px !important;
  }

  /* Command strip */
  .command-strip li {
    grid-template-columns: 36px 1fr !important;
    padding: 12px !important;
  }
  .command-strip .cmd {
    font-size: 0.82rem !important;
    word-break: break-word;
  }

  /* Sticky bottom CTA */
  .v2-sticky-cta {
    display: flex !important;
    gap: 8px;
    padding: 10px 12px calc(10px + env(safe-area-inset-bottom)) !important;
  }
  .v2-sticky-cta .btn {
    flex: 1;
    min-width: 0;
    padding: 12px 10px !important;
    font-size: 0.84rem !important;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  body.v2-home {
    padding-bottom: calc(76px + env(safe-area-inset-bottom)) !important;
  }

  /* Instrument / depth pages top padding */
  .verify-main,
  .acct-main,
  .ent-main,
  main.verify-main,
  body.epi-instrument main {
    padding-top: 88px !important;
    padding-left: max(16px, env(safe-area-inset-left)) !important;
    padding-right: max(16px, env(safe-area-inset-right)) !important;
    padding-bottom: 48px !important;
    max-width: 100% !important;
    box-sizing: border-box;
  }

  /* Footer */
  .footer-inner {
    flex-direction: column !important;
    gap: 16px !important;
    text-align: center;
    align-items: center !important;
  }
  .footer-links {
    justify-content: center !important;
    flex-wrap: wrap;
    gap: 10px 14px !important;
  }
  .footer-left {
    flex-direction: column;
    align-items: center !important;
  }
  footer {
    padding-bottom: max(24px, env(safe-area-inset-bottom));
  }

  /* Tables scroll, never expand page */
  table,
  .trust-table,
  .compare-section {
    display: block;
    width: 100%;
    max-width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  pre, code, .int-code, .demo-code {
    max-width: 100%;
    overflow-x: auto;
    word-break: break-word;
  }

  /* Buttons that force nowrap shouldn't push width */
  .btn {
    max-width: 100%;
  }

  /* Tone down expensive FX */
  body.v2-home .hero-fx .meteors,
  body.v2-home .hero-fx .spotlight {
    display: none !important;
  }
  body.v2-home .hero-fx .aurora {
    animation: none !important;
    opacity: 0.7;
  }
  body.v2-home .hero h1 {
    animation: none !important;
  }
  body.v2-home .v2-file-card::after,
  body.v2-home .v2-seal-pill {
    animation: none !important;
  }
}

/* Very small phones */
@media (max-width: 380px) {
  body.v2-home .hero h1,
  .hero h1 {
    font-size: 1.55rem !important;
  }
  .v2-sticky-cta .btn {
    font-size: 0.78rem !important;
    padding: 11px 8px !important;
  }
  .nav-logo img {
    max-width: 42vw !important;
  }
}

/* Prefer reduced motion anytime */
@media (prefers-reduced-motion: reduce) {
  body.v2-home .hero-fx .aurora,
  body.v2-home .epi-marquee-track,
  body.v2-home .beam-wrap,
  body.v2-home .v2-file-card,
  body.v2-home .drop-zone::before {
    animation: none !important;
  }
}

/* When drawer open, dim sticky CTA so it doesn't fight the menu */
body:has(.mob-menu.is-open) .v2-sticky-cta,
body:has(.mob-menu.open) .v2-sticky-cta {
  opacity: 0;
  pointer-events: none;
}