/* filter.css - Recipes library filter system (sticky bar, quick rail, pills, sheet).
 * ASCII only. Tokens only: every color/radius/shadow/motion value comes from tokens.css. */

/* ---------- sticky search + control bar (glass, like .v2 .topbar) ---------- */
.lib-sticky {
  position: sticky; top: 44px; z-index: 30;
  margin: 0 -16px 2px; padding: 6px 16px 10px;
  background: var(--kp-bg);
  border-bottom: 1px solid var(--kp-hair);
}
@supports (backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px)) {
  .lib-sticky {
    background: rgba(255, 249, 242, .9);
    -webkit-backdrop-filter: saturate(1.3) blur(14px);
    backdrop-filter: saturate(1.3) blur(14px);
  }
}

/* ---------- control row: Filters + Sort + quick rail ---------- */
.lib-controls {
  display: flex; align-items: center; gap: var(--kp-s2);
  margin-top: 10px; padding: 2px 1px;
  overflow-x: auto; scrollbar-width: none; -ms-overflow-style: none;
}
.lib-controls::-webkit-scrollbar { display: none; }

.fbtn {
  flex: 0 0 auto; display: inline-flex; align-items: center; gap: 6px;
  height: 40px; padding: 0 14px;
  border: 0; border-radius: var(--kp-r-pill);
  background: var(--kp-surface); color: var(--kp-ink);
  font: 600 13.5px/1 var(--kp-font); letter-spacing: var(--kp-ls-sm);
  box-shadow: inset 0 0 0 1.5px var(--kp-hair-2); cursor: pointer;
  transition: transform var(--kp-dur-1) var(--kp-ease-out), background var(--kp-dur-1) var(--kp-ease-out), border-color var(--kp-dur-1) var(--kp-ease-out);
}
.fbtn:active { transform: scale(.96); }
.fbtn svg { color: var(--kp-ink-2); flex: 0 0 auto; }
.fbtn.has { box-shadow: inset 0 0 0 1.5px var(--kp-ink); }
.fbadge {
  min-width: 18px; height: 18px; padding: 0 5px; margin-left: 1px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: var(--kp-r-pill);
  background: var(--kp-accent); color: var(--kp-accent-ink);
  font: 700 11px/1 var(--kp-font);
}

.qdiv { flex: 0 0 auto; width: 1px; height: 22px; background: var(--kp-hair-2); margin: 0 2px; }

.qchip {
  flex: 0 0 auto; display: inline-flex; align-items: center;
  height: 40px; padding: 0 13px;
  border: 0; border-radius: var(--kp-r-pill);
  background: var(--kp-surface); color: var(--kp-ink-2);
  font: 600 13.5px/1 var(--kp-font); cursor: pointer;
  box-shadow: inset 0 0 0 1.5px var(--kp-hair-2);
  transition: transform var(--kp-dur-1) var(--kp-ease-out), background var(--kp-dur-1) var(--kp-ease-out), color var(--kp-dur-1) var(--kp-ease-out), border-color var(--kp-dur-1) var(--kp-ease-out);
}
.qchip:active { transform: scale(.96); }
.qchip.on { background: var(--kp-ink); color: var(--kp-bg); box-shadow: none; }

/* ---------- active filter pills ---------- */
.fpills { display: flex; flex-wrap: wrap; gap: 6px; margin: 10px 0 4px; }
.fpill {
  display: inline-flex; align-items: center; gap: 7px;
  height: 32px; padding: 0 10px 0 12px;
  border: 0; border-radius: var(--kp-r-pill);
  background: var(--kp-accent-tint); color: var(--kp-accent-press);
  font: 600 12.5px/1 var(--kp-font); cursor: pointer;
  transition: transform var(--kp-dur-1) var(--kp-ease-out), background var(--kp-dur-1) var(--kp-ease-out);
}
.fpill:active { transform: scale(.95); }
.fpill svg { opacity: .65; }
.fpill-clear { background: transparent; border: 1px solid var(--kp-hair-2); color: var(--kp-ink-2); padding: 0 12px; }

/* ---------- filter sheet ---------- */
.fsheet { padding-bottom: 4px; }
.fsheet-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 2px 2px 6px;
}
.fsheet-head h2 {
  font-size: var(--kp-fs-h2); line-height: var(--kp-lh-h2);
  letter-spacing: var(--kp-ls-h2); font-weight: var(--kp-fw-h2); color: var(--kp-ink);
}
.ftext {
  border: 0; background: none; padding: 8px 2px; cursor: pointer;
  font: 600 13.5px/1 var(--kp-font); color: var(--kp-ink-2);
}
.ftext:active { color: var(--kp-ink); }

.fsec { margin-top: var(--kp-s5); }
.fsec-t {
  font-size: var(--kp-fs-micro); line-height: var(--kp-lh-micro);
  letter-spacing: var(--kp-ls-micro); font-weight: var(--kp-fw-micro);
  text-transform: uppercase; color: var(--kp-ink-3);
  margin: 0 2px var(--kp-s2);
}
.flabel { font: 600 13px/1.3 var(--kp-font); color: var(--kp-ink-2); margin: var(--kp-s3) 2px var(--kp-s2); }
.fsec .flabel:first-child { margin-top: 0; }
.fgap { height: var(--kp-s2); }

.fgrid { display: flex; flex-wrap: wrap; gap: var(--kp-s2); }
.fchip {
  display: inline-flex; align-items: center; gap: 7px;
  height: 40px; padding: 0 13px;
  border: 0; border-radius: var(--kp-r-pill);
  background: var(--kp-surface); color: var(--kp-ink);
  font: 600 13.5px/1 var(--kp-font); cursor: pointer;
  box-shadow: inset 0 0 0 1.5px var(--kp-hair-2);
  transition: transform var(--kp-dur-1) var(--kp-ease-out), background var(--kp-dur-1) var(--kp-ease-out), color var(--kp-dur-1) var(--kp-ease-out), border-color var(--kp-dur-1) var(--kp-ease-out), opacity var(--kp-dur-2) var(--kp-ease-out);
}
.fchip:active { transform: scale(.96); }
.fchip .fc { font: 600 11.5px/1 var(--kp-font); color: var(--kp-ink-3); }
.fchip.on { background: var(--kp-ink); color: var(--kp-bg); box-shadow: none; }
.fchip.on .fc { color: var(--kp-bg); opacity: .6; }
.fchip.dim { opacity: .35; }

/* toggle rows (Veg only / include-unknown-kcal) */
.ftog {
  display: flex; align-items: center; justify-content: space-between; gap: var(--kp-s3);
  min-height: 44px; margin-bottom: var(--kp-s3); cursor: pointer;
}
.ftog-l { display: flex; flex-direction: column; gap: 2px; }
.ftog-l b { font: 600 14.5px/1.3 var(--kp-font); color: var(--kp-ink); }
.ftog-l span { font-size: var(--kp-fs-cap); line-height: var(--kp-lh-cap); color: var(--kp-ink-3); }

.fnote {
  display: flex; align-items: center; gap: var(--kp-s2);
  margin: var(--kp-s2) 2px 0; cursor: pointer;
  font-size: var(--kp-fs-cap); line-height: var(--kp-lh-cap); color: var(--kp-ink-3);
}
.fnote b { color: var(--kp-ink-2); font-weight: 700; }

/* minimal switch */
.fsw { position: relative; flex: 0 0 auto; display: inline-flex; }
.fsw input { position: absolute; inset: 0; opacity: 0; margin: 0; cursor: pointer; }
.fsw i {
  display: block; width: 40px; height: 24px; border-radius: var(--kp-r-pill);
  background: var(--kp-ink-4); transition: background var(--kp-dur-2) var(--kp-ease-out);
  pointer-events: none;
}
.fsw i::after {
  content: ""; position: absolute; top: 3px; left: 3px; width: 18px; height: 18px;
  border-radius: var(--kp-r-pill); background: var(--kp-surface); box-shadow: var(--kp-e1);
  transition: transform var(--kp-dur-2) var(--kp-ease-out);
}
.fsw input:checked + i { background: var(--kp-live); }
.fsw input:checked + i::after { transform: translateX(16px); }
.fsw.sm i { width: 34px; height: 20px; }
.fsw.sm i::after { width: 14px; height: 14px; }
.fsw.sm input:checked + i::after { transform: translateX(14px); }
.fsw input:focus-visible + i { outline: 2px solid var(--kp-accent); outline-offset: 2px; }

/* sticky commit footer (inside the scrolling sheet) */
.fsheet-foot {
  position: sticky; bottom: 0; z-index: 2;
  margin: var(--kp-s5) -18px -26px; padding: var(--kp-s3) 18px calc(14px + env(safe-area-inset-bottom, 0px));
  background: var(--kp-surface-2); border-top: 1px solid var(--kp-hair);
}
.fapply {
  width: 100%; height: 48px; border: 0; border-radius: var(--kp-r-md);
  background: var(--kp-accent); color: var(--kp-accent-ink);
  font: 700 15px/1 var(--kp-font); letter-spacing: var(--kp-ls-body);
  box-shadow: var(--kp-e2); cursor: pointer;
  transition: transform var(--kp-dur-1) var(--kp-ease-out), background var(--kp-dur-1) var(--kp-ease-out);
}
.fapply:active { transform: scale(.98); background: var(--kp-accent-press); }
.fapply:disabled { background: var(--kp-bg-sunk); color: var(--kp-ink-3); box-shadow: none; cursor: default; }

/* ---------- sort sheet ---------- */
.sopts { padding-bottom: var(--kp-s2); }
.sopt {
  display: flex; align-items: center; justify-content: space-between; gap: var(--kp-s3);
  width: 100%; min-height: 50px; padding: var(--kp-s3) 2px;
  border: 0; border-bottom: 1px solid var(--kp-hair); background: none;
  font: 600 15px/1.3 var(--kp-font); color: var(--kp-ink); text-align: left; cursor: pointer;
}
.sopt:last-child { border-bottom: 0; }
.sopt.on { font-weight: 700; }
.sopt.on { color: var(--kp-accent); }
.sopt svg { flex: 0 0 auto; }

/* ---------- motion discipline ---------- */
@media (prefers-reduced-motion: reduce) {
  .fbtn, .qchip, .fchip, .fpill, .fapply, .fsw i, .fsw i::after { transition: none; }
}