/* =========================================================
   NEXUS — mobile.css
   Mobile-first responsive overrides. Loaded after style.css
   so it takes precedence at narrow widths.
   ========================================================= */

/* Sidebar trigger — shares the green-plus / red-X pattern with .conn-add-btn
   used elsewhere (toggles `on-graph` to flip color/icon). Sized larger than
   .conn-add-btn for a comfortable tap target. */
.mobile-menu-btn {
  display: none;
  background: transparent;
  color: #34d399;
  border: 1.5px solid rgba(52, 211, 153, 0.50);
  border-radius: 8px;
  width: 32px;
  height: 32px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
  margin-right: 4px;
  transition: color var(--t-fast), border-color var(--t-fast), background var(--t-fast);
}
.mobile-menu-btn:hover  { background: rgba(52, 211, 153, 0.10); border-color: #34d399; }
.mobile-menu-btn:active { background: rgba(52, 211, 153, 0.18); }
.mobile-menu-btn svg { display: block; }

.mobile-menu-btn.on-graph {
  color: #f87171;
  border-color: rgba(248, 113, 113, 0.50);
}
.mobile-menu-btn.on-graph:hover  { background: rgba(248, 113, 113, 0.10); border-color: #f87171; }
.mobile-menu-btn.on-graph:active { background: rgba(248, 113, 113, 0.18); }

/* Nav picker — shown on mobile when hamburger is tapped */
.mobile-nav-picker {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 200;
  background: var(--bg-surface);
  border-top: 1px solid var(--border-bright);
  border-radius: 18px 18px 0 0;
  padding: 10px 16px 32px;
  transform: translateY(100%);
  transition: transform 280ms cubic-bezier(0.4, 0, 0.2, 1);
}
.mobile-nav-picker::before {
  content: '';
  display: block;
  width: 36px;
  height: 4px;
  background: var(--border-bright);
  border-radius: 2px;
  margin: 0 auto 16px;
}
.mobile-nav-picker.active {
  transform: translateY(0);
}
.nav-pick-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 20px 14px;
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text-primary);
  cursor: pointer;
  margin-bottom: 10px;
  text-align: center;
  transition: background var(--t-fast), border-color var(--t-fast);
}
.nav-pick-btn:last-child { margin-bottom: 0; }
.nav-pick-btn:active {
  background: var(--bg-hover);
  border-color: var(--border-bright);
}
.nav-pick-label {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.01em;
}

/* Backdrop for sidebar when open on mobile */
.mobile-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 60;
  opacity: 0;
  transition: opacity var(--t-med);
}
.mobile-backdrop.active {
  display: block;
  opacity: 1;
}

/* ────────────────────────────────────────────────────────── */
/* TABLET                                                     */
/* ────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  :root {
    --sidebar-w: 280px;
    --panel-w: 320px;
  }
}

/* ────────────────────────────────────────────────────────── */
/* MOBILE — single column, slide-out sidebar, bottom sheet    */
/* ────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  :root {
    --header-h: 52px;
    --sidebar-w: 85vw;
    --panel-w: 100vw;
  }

  /* Show hamburger, hide separator */
  .mobile-menu-btn {
    display: inline-flex;
  }

  /* Picker only renders on mobile */
  .mobile-nav-picker {
    display: block;
  }

  /* App shell becomes single column */
  #app {
    grid-template-columns: 1fr;
    grid-template-rows: var(--header-h) 1fr;
    grid-template-areas:
      "header"
      "main";
  }

  /* Header: tighter padding, smaller logo */
  #header {
    padding: 0 12px;
    gap: 8px;
    justify-content: flex-start;
  }
  .logo {
    font-size: 13px;
    letter-spacing: 0.14em;
  }
  #header .header-right {
    gap: 8px;
    margin-left: auto;
  }
  .ipick-logo-link {
    padding: 1px 5px;
  }
  .ipick-logo {
    height: 18px;
  }
  /* Track/stock top-nav: hide iPick text, shrink back chip */
  .track-page .ipick-logo-text { display: none; }
  .track-page .back-chip { font-size: 10px; padding: 4px 8px; }
  .track-page .top-nav-inner { padding: 10px 14px; }

  /* Theme toggle: bump contrast on mobile (no hover state to lean on).
     Light mode is already legible; dark mode needs the boost. */
  html:not([data-theme="light"]) .theme-toggle {
    border-color: rgba(255, 255, 255, 0.35);
    color: rgba(255, 255, 255, 0.95);
  }

  /* Sidebar: slide-out drawer */
  #sidebar {
    position: fixed;
    top: var(--header-h);
    left: 0;
    width: var(--sidebar-w);
    max-width: 320px;
    height: calc(100vh - var(--header-h));
    transform: translateX(-100%);
    transition: transform var(--t-slow);
    z-index: 70;
    box-shadow: 2px 0 12px rgba(0,0,0,0.4);
  }
  #sidebar.open {
    transform: translateX(0);
  }

  /* Mobile nav picker: when a section is chosen, hide the other one
     so "Companies" and "Investment Tracks" act as a true filter. */
  #sidebar.show-pinned-only #tracks-section { display: none; }
  #sidebar.show-tracks-only #pinned-section { display: none; }

  /* Main fills full width */
  #main {
    grid-area: main;
    width: 100vw;
    height: calc(100vh - var(--header-h));
  }

  /* Edge legend: top-right corner on mobile */
  #edge-legend {
    top: 8px !important;
    right: 8px !important;
    bottom: auto !important;
    left: auto !important;
    font-size: 10px !important;
    padding: 6px 8px !important;
  }

  /* Detail panel becomes a bottom sheet */
  #detail-panel {
    top: auto;
    bottom: 0;
    right: 0;
    left: 0;
    width: 100vw;
    height: 75vh;
    max-height: 75vh;
    border-left: none;
    border-top: 1px solid var(--border-bright);
    border-radius: 16px 16px 0 0;
    transform: translateY(100%);
    transition: transform var(--t-slow);
    box-shadow: 0 -8px 24px rgba(0,0,0,0.4);
  }
  #detail-panel.open {
    transform: translateY(0);
    box-shadow: 0 -12px 32px rgba(0,0,0,0.5);
  }

  /* Drag handle for the bottom sheet */
  #detail-panel::before {
    content: '';
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 36px;
    height: 4px;
    background: var(--border-bright);
    border-radius: 2px;
    z-index: 5;
  }

  .panel-header {
    padding: 18px 16px 12px;
  }

  /* Filter pills — make track buttons more touch-friendly */
  .track-control-btn {
    padding: 5px 10px;
    font-size: 10px;
  }

  /* Sidebar sections tighter on mobile */
  .sidebar-section {
    padding: 12px;
  }

  /* Sidebar rows: constrain meta so track name always has room to show */
  .sb-item {
    gap: 4px;
    padding: 4px 4px;
  }
  .sb-item-meta {
    max-width: 80px;
  }

  /* Search input bigger for touch */
  #search-input {
    font-size: 16px; /* prevents iOS zoom on focus */
    padding: 11px 12px 11px 36px;
  }

  /* ────────────────────────────────────────────────────── */
  /* TRACK PAGE                                              */
  /* ────────────────────────────────────────────────────── */
  #track-main {
    padding: 16px 14px 60px;
  }

  #track-hero {
    padding: 20px 18px;
    border-radius: 12px;
    margin-bottom: 20px;
  }

  #track-title {
    font-size: 26px;
    line-height: 1.2;
  }

  #track-description {
    font-size: 13px;
  }

  .track-eyebrow {
    font-size: 10px;
  }

  .meta-pill {
    font-size: 11px;
    padding: 5px 10px;
  }

  /* Website button — reset the desktop negative-margin hack */
  #stock-website-wrap {
    margin-top: 12px !important;
    margin-bottom: 0 !important;
  }
  .stock-website-link {
    font-size: 12px;
    padding: 6px 12px;
  }

  #track-section {
    margin-top: 24px;
  }

  .section-head {
    margin-bottom: 12px;
  }

  .section-head h2 {
    font-size: 16px;
  }

  /* Company table — convert to card-style rows
     Columns: 1=#  2=Ticker  3=Name  4=Sector  5=Price  6=MarketCap  7=P/E */
  .company-table thead {
    display: none;
  }
  .company-table,
  .company-table tbody {
    display: block;
    width: 100%;
  }
  .company-table tr {
    display: grid;
    grid-template-columns: auto 1fr auto;
    grid-template-rows: auto auto;
    column-gap: 10px;
    row-gap: 2px;
    padding: 12px 4px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    align-items: center;
  }
  html[data-theme="light"] .company-table tr {
    border-bottom-color: rgba(20,24,40,0.08);
  }
  .company-table td {
    display: block;
    padding: 0 !important;
    border: none !important;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  /* col 1: # — top-left, small dim number */
  .company-table td:nth-child(1) {
    grid-column: 1 / 2;
    grid-row: 1 / 2;
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-muted);
    min-width: 18px;
  }
  /* col 2: Ticker — bottom-left */
  .company-table td:nth-child(2) {
    grid-column: 1 / 2;
    grid-row: 2 / 3;
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 700;
  }
  /* col 3: Name — top-middle, fills space */
  .company-table td:nth-child(3) {
    grid-column: 2 / 3;
    grid-row: 1 / 2;
    font-size: 13px;
    font-weight: 600;
  }
  /* col 4: Sector — bottom-middle */
  .company-table td:nth-child(4) {
    grid-column: 2 / 3;
    grid-row: 2 / 3;
    font-size: 11px;
    color: var(--text-muted);
  }
  /* col 5: Price — hide (shown in market cap row) */
  .company-table td:nth-child(5) {
    display: none;
  }
  /* col 6: Market Cap — top-right */
  .company-table td:nth-child(6) {
    grid-column: 3 / 4;
    grid-row: 1 / 2;
    text-align: right;
    font-family: var(--font-mono);
    font-size: 13px;
    font-weight: 600;
  }
  /* col 7: P/E — bottom-right */
  .company-table td:nth-child(7) {
    grid-column: 3 / 4;
    grid-row: 2 / 3;
    text-align: right;
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-muted);
  }

  .ai-summary {
    padding: 14px 14px;
  }

  .ai-summary .summary-text {
    font-size: 13.5px;
    line-height: 1.6;
  }

  /* News items — full-width cards, tighter spacing */
  .news-item {
    padding: 12px 14px;
  }
  .news-title {
    font-size: 13px;
  }
  .news-summary {
    font-size: 12px;
  }
  .news-meta {
    font-size: 10px;
  }

  /* ────────────────────────────────────────────────────── */
  /* STOCK PAGE — same hero/section style                   */
  /* ────────────────────────────────────────────────────── */
  #stock-title {
    font-size: 26px;
    line-height: 1.2;
  }

  /* Stack description and stats vertically on mobile */
  .track-page .hero-divider-row {
    flex-direction: column;
    gap: 20px;
  }

  .track-page .hero-left {
    max-width: 100%;
  }

  .track-page .hero-meta {
    flex-wrap: wrap;
    gap: 16px 24px;
    align-items: flex-start;
  }

  .track-page .hero-meta-value {
    font-size: 22px;
  }

  .track-page .hero-meta-divider {
    display: none;
  }

  /* TradingView chart — shrink height on mobile */
  #stock-chart-widget {
    height: 320px !important;
  }

  /* Hide "Track all markets on TradingView" attribution bar on mobile */
  .tradingview-widget-copyright {
    display: none !important;
  }
  #stock-chart-widget .tradingview-widget-container__widget {
    height: 100% !important;
  }

  /* Stats grid — 2 columns on mobile */
  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }
  .stat-cell {
    padding: 10px 12px;
  }
  .stat-label {
    font-size: 10px;
  }
  .stat-val {
    font-size: 14px;
  }

  /* Back link — make it a bigger tap target */
  .back-link {
    padding: 6px 8px;
    font-size: 12px;
  }
}

/* ────────────────────────────────────────────────────────── */
/* SMALL PHONES                                                */
/* ────────────────────────────────────────────────────────── */
@media (max-width: 380px) {
  #header {
    padding: 0 10px;
  }
  .logo {
    font-size: 12px;
  }
  .ipick-logo-link {
    display: none; /* hide on tiny screens to save space */
  }
  .track-page .back-chip { padding: 4px 6px; }
  #track-title,
  #stock-title {
    font-size: 22px;
  }
  #track-hero {
    padding: 16px 14px;
  }
}