/*
 * mobile_enhance.css — shared mobile UX improvements for AMA Digital
 * Injected into all pages. Overrides per-page defaults on small screens.
 */

/* ── Core typography improvements (all sizes) ──────────────────────────────── */
@media (max-width: 768px) {
  html { -webkit-text-size-adjust: 100%; }

  body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }

  /* Better paragraph/description readability */
  p, .card-desc, .step-desc, .note, .desc, li {
    font-size: 13.5px !important;
    line-height: 1.65 !important;
  }

  /* Section headings on mobile */
  h2, .section-title, .sec-title {
    font-size: 17px !important;
    letter-spacing: -.01em;
  }

  h3, .card-title, .step-title {
    font-size: 15px !important;
  }
}

/* ── Mobile bottom nav: better visual quality ───────────────────────────────── */
@media (max-width: 768px) {
  .mob-nav {
    background: rgba(6,9,14,.97) !important;
    border-top: 1px solid rgba(255,255,255,.08) !important;
    box-shadow: 0 -8px 32px rgba(0,0,0,.4);
  }

  .mob-nav-item {
    padding: 8px 4px 6px !important;
    gap: 3px !important;
    min-height: 54px !important;
    transition: opacity .12s;
  }

  .mob-nav-icon {
    font-size: 22px !important;
    line-height: 1.2 !important;
    filter: drop-shadow(0 0 6px rgba(62,207,173,.0));
    transition: filter .15s;
  }

  .mob-nav-item.mob-active .mob-nav-icon {
    filter: drop-shadow(0 0 8px rgba(62,207,173,.45));
  }

  .mob-nav-label {
    font-size: 9.5px !important;
    letter-spacing: .03em !important;
    color: rgba(100,130,160,.7) !important;
  }

  .mob-nav-item.mob-active .mob-nav-label {
    color: #3ecfad !important;
    font-weight: 600;
  }
}

/* ── Tag/badge chips ────────────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .tag, .badge, .chip, .label, .card-badge, .cl-badge {
    font-size: 9px !important;
    padding: 2px 7px !important;
    letter-spacing: .06em;
  }
}

/* ── Generic card improvements on mobile ────────────────────────────────────── */
@media (max-width: 640px) {
  /* Content sections */
  .section, .card-section, .content-card, .info-card {
    border-radius: 12px !important;
    padding: 14px !important;
  }

  /* Step cards inside journeys */
  .step, .step-card, .flow-step, .journey-step {
    border-radius: 10px !important;
    padding: 11px 13px !important;
  }

  /* Step counter/number badge */
  .step-num, .step-index, .sn {
    width: 26px !important;
    height: 26px !important;
    font-size: 11px !important;
    border-radius: 50%;
  }

  /* Agent/tag pills */
  .agent-tag, .role-tag, .tag-pill, .agent-chip {
    font-size: 10px !important;
    padding: 3px 8px !important;
    border-radius: 5px !important;
  }

  /* Data rows */
  .data-row, .meta-item, .kv-row {
    padding: 8px 0 !important;
    font-size: 12px !important;
  }
}

/* ── Tab bars on mobile: sticky + horizontal scroll ─────────────────────────── */
@media (max-width: 640px) {
  .tabs, .tab-bar, .tb-row, [role="tablist"] {
    position: sticky !important;
    top: 0 !important;
    z-index: 50 !important;
    flex-wrap: nowrap !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch !important;
    scrollbar-width: none !important;
    padding: 8px 12px !important;
    gap: 5px !important;
    background: rgba(8,12,16,.97) !important;
    backdrop-filter: blur(12px) !important;
    border-bottom: 1px solid rgba(255,255,255,.07) !important;
    box-shadow: 0 4px 16px rgba(0,0,0,.25) !important;
  }

  .tabs::-webkit-scrollbar,
  .tab-bar::-webkit-scrollbar { display: none !important; }

  .tab, .tb, .tab-btn {
    flex-shrink: 0 !important;
    font-size: 11.5px !important;
    padding: 7px 14px !important;
    border-radius: 8px !important;
    white-space: nowrap !important;
  }
}

/* ── Index hub cards on mobile ──────────────────────────────────────────────── */
@media (max-width: 640px) {
  .cards {
    display: flex !important;
    flex-direction: column !important;
    gap: 10px !important;
    padding: 0 12px !important;
  }

  .card {
    border-radius: 14px !important;
    padding: 14px !important;
    grid-column: span 1 !important;
  }

  .card-title {
    font-size: 14px !important;
    font-weight: 600 !important;
    line-height: 1.35 !important;
    margin-bottom: 5px !important;
  }

  .card-desc {
    font-size: 12px !important;
    line-height: 1.55 !important;
    color: rgba(180,195,210,.7) !important;
  }

  .card-icon {
    width: 36px !important;
    height: 36px !important;
    font-size: 17px !important;
    border-radius: 9px !important;
  }

  .card-footer {
    margin-top: 10px !important;
    padding-top: 10px !important;
    font-size: 10px !important;
  }

  /* Featured/wide card: still full width */
  .card[style*="grid-column:span 2"],
  .updated-card:first-child {
    grid-column: span 1 !important;
  }
}

/* ── Hero / header sections ──────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .hero, .page-hero, .header {
    padding: 20px 16px 16px !important;
  }

  .hero-title, .page-title, h1 {
    font-size: 26px !important;
    line-height: 1.2 !important;
    letter-spacing: -.02em !important;
  }

  .hero-sub, .page-subtitle, .eyebrow + p {
    font-size: 13px !important;
    line-height: 1.55 !important;
    margin-top: 8px !important;
  }

  .eyebrow, .overline {
    font-size: 10px !important;
    letter-spacing: .1em !important;
    margin-bottom: 6px !important;
  }
}

/* ── KPI / metric cards ──────────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .kpi-grid, .metric-grid, .stats-row {
    grid-template-columns: 1fr 1fr !important;
    gap: 8px !important;
  }

  .kpi-card, .metric-card, .stat-card {
    padding: 12px !important;
    border-radius: 12px !important;
  }

  .kpi-value, .metric-value {
    font-size: 22px !important;
  }

  .kpi-label, .metric-label {
    font-size: 10px !important;
  }
}

/* ── Gantt / timeline on mobile ─────────────────────────────────────────────── */
@media (max-width: 640px) {
  .gantt-wrap, .gantt-container {
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch !important;
  }

  .gantt-table {
    min-width: 600px !important;
  }
}

/* ── Split-view / journey explorer sidebar ──────────────────────────────────── */
@media (max-width: 640px) {
  .layout, .split-layout {
    flex-direction: column !important;
  }

  .sidebar, .sb {
    width: 100% !important;
    max-width: none !important;
    border-right: none !important;
    border-bottom: 1px solid rgba(255,255,255,.08) !important;
    max-height: 220px !important;
    overflow-y: auto !important;
  }

  .main-panel, .main {
    width: 100% !important;
    height: auto !important;
  }
}

/* ── Comments toggle button: adapt for mobile ───────────────────────────────── */
@media (max-width: 640px) {
  #ic-toggle {
    bottom: calc(54px + env(safe-area-inset-bottom,0) + 12px) !important;
    right: 12px !important;
    font-size: 9.5px !important;
    padding: 6px 11px !important;
  }
}

/* ── Smooth scroll on mobile ────────────────────────────────────────────────── */
@media (max-width: 768px) {
  html { scroll-behavior: smooth; }

  * { -webkit-tap-highlight-color: transparent; }

  /* Prevent zoom on form focus */
  input, textarea, select {
    font-size: 16px !important;
  }
}

/* ── Rich step cards: journey explorer style ─────────────────────────────────── */
@media (max-width: 640px) {
  .step-card {
    border-radius: 12px !important;
    margin-bottom: 10px !important;
    overflow: hidden;
  }

  .step-card-head {
    padding: 11px 13px 10px !important;
  }

  .step-card-body {
    padding: 10px 13px 12px !important;
  }

  .step-card-title {
    font-size: 13.5px !important;
    font-weight: 600 !important;
    line-height: 1.3 !important;
  }

  .step-card-desc {
    font-size: 12.5px !important;
    line-height: 1.55 !important;
    color: rgba(190,205,220,.8) !important;
  }

  /* Customer panel vs tech panel */
  .pane-head {
    padding: 8px 13px !important;
    font-size: 10px !important;
    letter-spacing: .07em !important;
  }
}

/* ── Placeholder cards (business case) ──────────────────────────────────────── */
@media (max-width: 640px) {
  .placeholder-card {
    border-radius: 12px !important;
    padding: 14px !important;
  }
}

/* ── Risk matrix on mobile ──────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .risk-grid, .risk-matrix {
    grid-template-columns: 1fr !important;
    gap: 8px !important;
  }
}

/* ── Changelog / activity items on hub ──────────────────────────────────────── */
@media (max-width: 640px) {
  .changelog {
    margin: 0 12px 16px !important;
    border-radius: 12px !important;
    padding: 12px 14px !important;
  }

  .cl-item {
    font-size: 12px !important;
    line-height: 1.5 !important;
    padding: 5px 0 !important;
  }
}