/* ============================================================
   Healthy Happy Hair — Mobile-responsive overrides
   ============================================================ */

/* ── Mobile top bar ── */
.topbar {
  display: none;
  position: sticky;
  top: 0;
  z-index: 200;
  height: 54px;
  background: var(--paper);
  border-bottom: 1px solid rgba(46,42,37,.09);
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.topbar__brand {
  font-family: "Spectral", Georgia, serif;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: .01em;
  line-height: 1;
}
.topbar__brand .g  { color: var(--green); }
.topbar__brand .tc { color: var(--terracotta); }
.topbar__brand .o  { color: var(--orange); }
.topbar__brand .t  { color: var(--brick); }
.topbar__sub {
  font-size: 9px;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-top: 1px;
}
.topbar__right {
  display: flex;
  align-items: center;
  gap: 6px;
}
.topbar__saved {
  font-size: 9px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-faint);
  display: flex;
  align-items: center;
  gap: 5px;
  opacity: 0;
  transition: opacity .3s;
}
.topbar__saved.visible { opacity: 1; }
.topbar__saved .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--green);
}
.hamburger {
  appearance: none;
  border: 1px solid var(--line);
  background: transparent;
  border-radius: 8px;
  width: 38px; height: 38px;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 4px; cursor: pointer; padding: 0;
  transition: border-color .15s, background .15s;
}
.hamburger:hover { border-color: var(--orange); background: rgba(221,126,51,.06); }
.hamburger span {
  display: block; width: 16px; height: 1.5px;
  background: var(--ink-soft); border-radius: 2px;
  transition: transform .25s, opacity .25s, width .25s;
}
.hamburger.open span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; width: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

/* ── Drawer overlay ── */
.drawer-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(46,42,37,.35);
  z-index: 190;
  opacity: 0;
  pointer-events: none;   /* ← never block taps when invisible */
  transition: opacity .25s;
}
.drawer-overlay.open {
  opacity: 1;
  pointer-events: auto;   /* ← only capture taps when actually visible */
}

/* ── Drawer nav ── */
.drawer {
  position: fixed;
  top: 0; right: -100%;
  width: min(320px, 88vw);
  height: 100%;
  background: var(--paper);
  z-index: 195;
  display: flex; flex-direction: column;
  padding: 0;
  transition: right .28s cubic-bezier(.3,.8,.3,1);
  overflow: hidden;
  border-left: 1px solid var(--line-soft);
}
.drawer.open { right: 0; }
.drawer__head {
  padding: 18px 20px 14px;
  border-bottom: 1px solid var(--line-soft);
  flex: 0 0 auto;
}
.drawer__brand { font-family: "Spectral", Georgia, serif; font-size: 18px; font-weight: 600; line-height: 1.1; }
.drawer__brand .g  { color: var(--green); }
.drawer__brand .tc { color: var(--terracotta); }
.drawer__brand .o  { color: var(--orange); }
.drawer__brand .t  { color: var(--brick); }
.drawer__sub {
  font-size: 9px; letter-spacing: .26em; text-transform: uppercase;
  color: var(--ink-faint); margin-top: 3px;
}
.drawer__toc-label {
  flex: 0 0 auto;
  margin: 16px 20px 4px;
  font-size: 9px; font-weight: 700; letter-spacing: .28em;
  text-transform: uppercase; color: var(--green);
  display: flex; align-items: center; gap: 8px;
}
.drawer__toc-label::before {
  content: ""; width: 16px; height: 2px; background: var(--green); border-radius: 2px;
}
.drawer__list {
  flex: 1; overflow-y: auto; padding: 10px 14px;
  -webkit-overflow-scrolling: touch;
}
.drawer__list::-webkit-scrollbar { width: 4px; }
.drawer__list::-webkit-scrollbar-thumb { background: rgba(46,42,37,.12); border-radius: 2px; }
.drawer__list a {
  display: flex; gap: 11px; align-items: baseline;
  text-decoration: none; color: var(--ink-soft);
  font-size: 15px; padding: 10px 11px;
  border-radius: 9px;
  transition: background .15s, color .15s;
  min-height: 44px;
}
.drawer__list a:hover  { background: rgba(168,67,43,.07); color: var(--ink); }
.drawer__list a.active { background: rgba(168,67,43,.10); color: var(--ink); }
.drawer__list a .n {
  font-size: 11px; color: var(--ink-faint);
  font-variant-numeric: tabular-nums; min-width: 18px;
}
.drawer__list a.active .n { color: var(--brick); }
.drawer__foot {
  flex: 0 0 auto;
  padding: 14px 16px 28px;
  border-top: 1px solid var(--line-soft);
  display: flex; flex-direction: column; gap: 8px;
}
.drawer__back {
  font-size: 12px; letter-spacing: .04em; color: var(--ink-soft);
  text-decoration: none; display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 0; transition: color .15s;
}
.drawer__back:hover { color: var(--brick); }
.drawer__export {
  display: grid; grid-template-columns: 1fr 1fr; gap: 7px; margin-top: 4px;
}
.drawer__export .btn-export {
  font-size: 12px; padding: 10px 8px; border-radius: 9px;
  display: flex; align-items: center; justify-content: center; gap: 7px;
  min-height: 44px;
}
.drawer__saved {
  font-size: 10px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink-faint); display: flex; align-items: center; gap: 7px;
  padding-top: 4px;
}
.drawer__saved .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--green); opacity: .4; transition: opacity .2s;
}
.drawer__saved.flash .dot { opacity: 1; }

/* ── iOS tap fix: non-button interactive elements need cursor:pointer ──
   iOS Safari will not fire click on <span>/<div> without this.          */
.chk,
.face,
.glass,
.d,
.slot {
  cursor: pointer;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}
.pill {
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

@media (max-width: 680px) {
  /* Show mobile topbar, hide desktop rail */
  .topbar   { display: flex; }
  .rail     { display: none !important; }
  .drawer-overlay { display: block; }

  /* Full-bleed layout */
  .app {
    display: block;
  }
  .sheet {
    padding: 16px 0 80px;
    gap: 20px;
  }

  /* Fluid pages */
  .page {
    width: 100%;
    min-height: unset;
    border-radius: 0;
    border-left: 0; border-right: 0;
    padding: 20px 18px 28px;
    box-shadow: 0 1px 0 rgba(255,255,255,.5) inset, 0 4px 14px -8px rgba(60,48,32,.2);
  }

  /* Page number */
  .pageno { bottom: 10px; font-size: 9px; }

  /* Title smaller */
  .title { font-size: 21px; }
  .title.sm { font-size: 18px; }

  /* Two-col grids → single col */
  .cols.c2,
  .cols.c3 {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  /* Check grids → 2 col max */
  .checkgrid[style*="repeat(3"] {
    grid-template-columns: 1fr 1fr !important;
  }

  /* Pill sets wrap nicely */
  .pillset { gap: 7px; }
  .pill {
    font-size: 13px;
    padding: 8px 16px;
    min-height: 40px;
    display: inline-flex; align-items: center;
  }

  /* Touch-friendly checkboxes */
  .chk {
    font-size: 13px;
    padding: 4px 0;
    min-height: 36px;
    align-items: center;
  }
  .chk .box {
    width: 18px; height: 18px; border-radius: 4px; flex: none;
  }
  .chk.on .box::after {
    left: 4px; top: 1px; width: 6px; height: 10px;
  }

  /* Lead text */
  .lead { font-size: 14px; }

  /* Bands */
  .band { font-size: 10px; padding: 6px 10px; margin: 14px 0 7px; }

  /* Write areas */
  .write { font-size: 14px; line-height: 28px;
    background-image: repeating-linear-gradient(var(--paper) 0 27px, var(--line) 27px 28px);
  }

  /* Field rows */
  .fld { font-size: 14px; padding: 5px 2px; }
  .fieldrow { gap: 7px; flex-wrap: wrap; }
  .fieldrow .fld { min-width: 0; }

  /* Scales */
  .scale { gap: 10px; flex-wrap: wrap; }
  .scale .face svg { width: 36px; height: 36px; }
  .dotscale .d { width: 22px; height: 22px; font-size: 10px; }
  .dots { gap: 8px; }

  /* Water glasses */
  .glass { width: 20px; height: 28px; }
  .glasses { gap: 7px; }

  /* Tables */
  .tbl { font-size: 12px; }
  .tbl td .cell { font-size: 12px; padding: 9px 7px; }

  /* Cover page */
  .cover .inner { gap: 4px; padding: 20px 0; }
  .cover .cover-logo { width: 72%; }
  .cover .ml { font-size: 11px; letter-spacing: .3em; }
  .cover .tag { font-size: 13px; }

  /* Row spacing */
  .row { gap: 10px; }
  .phead { flex-direction: column; align-items: flex-start; gap: 6px; }
  .dateline { font-size: 10px; }

  /* Ruler — hide on tiny screens */
  .ruler-wrap { flex-direction: column; }
  .ruler { display: none; }

  /* Add page picker */
  .add-page-picker { width: calc(100vw - 36px); bottom: calc(100% + 8px); left: 50%; transform: translateX(-50%) translateY(8px) scale(.97); }
  .add-page-picker.open { transform: translateX(-50%) translateY(0) scale(1); }
  .add-page-picker__grid { grid-template-columns: 1fr 1fr; }

  /* Face scale rows on mobile */
  .row.between { flex-direction: column; align-items: flex-start; gap: 12px; }
  #p8 .row.between { flex-direction: row; flex-wrap: wrap; }

  /* Cycle pills wrap */
  #p8 .row[style*="gap:24px"] { flex-direction: column; align-items: flex-start; gap: 10px; }
  #p8 .row[style*="gap:8px"]  { flex-wrap: wrap; }
}

/* Slightly wider breakpoint — tablet */
@media (min-width: 681px) and (max-width: 880px) {
  .topbar { display: flex; }
  .rail   { display: none !important; }
  .drawer-overlay { display: block; }
  .app    { display: block; }
  .sheet  { padding: 32px 0 80px; align-items: center; gap: 26px; }
  .page   {
    width: min(var(--page-w), calc(100vw - 40px));
    border-radius: 3px;
  }
}