/* ============================================================
   ISOBEX — Guided Process Flow · experience styles
   Builds on colors_and_type.css + isobex.css tokens.
   ============================================================ */

/* ---------------- launcher ---------------- */
.pf-launch { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.pf-card {
  position: relative; display: flex; flex-direction: column; text-align: left;
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 36px 36px 32px; cursor: pointer; overflow: hidden; isolation: isolate;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
  font-family: var(--font-sans);
}
.pf-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: transparent; }
.pf-card__edge { position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--laser-500);
  box-shadow: 0 0 16px 1px rgba(249,40,47,.5); transform: scaleY(0); transform-origin: top; transition: transform .35s var(--ease); }
.pf-card:hover .pf-card__edge { transform: scaleY(1); }
.pf-card__ic { width: 56px; height: 56px; border-radius: var(--r-md); background: var(--ink); color: #fff;
  display: grid; place-items: center; margin-bottom: 22px; }
.pf-card__ic svg { width: 26px; height: 26px; }
.pf-card__cat { font-weight: var(--w-bold); font-size: 11.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--laser-500); }
.pf-card h3 { font-weight: var(--w-bold); font-size: 24px; line-height: 1.12; text-transform: uppercase; letter-spacing: -.01em;
  color: var(--ink); margin: 12px 0 12px; }
.pf-card p { font-size: 15px; line-height: 1.55; color: var(--fg-2); margin: 0 0 24px; max-width: 42ch; }
.pf-card__foot { margin-top: auto; display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding-top: 20px; border-top: 1px solid var(--line); }
.pf-card__start { font-weight: var(--w-bold); font-size: 13.5px; letter-spacing: .06em; text-transform: uppercase;
  color: var(--ink); display: inline-flex; align-items: center; gap: 9px; }
.pf-card__start .arr { color: var(--laser-500); transition: transform .18s var(--ease); }
.pf-card:hover .pf-card__start .arr { transform: translateX(4px); }
.pf-card__pdf { font-weight: var(--w-bold); font-size: 12px; letter-spacing: .05em; text-transform: uppercase;
  color: var(--slate-500); display: inline-flex; align-items: center; gap: 7px; padding: 8px 12px; border-radius: var(--r-sm);
  border: 1px solid var(--line); transition: all .16s var(--ease); }
.pf-card__pdf:hover { border-color: var(--ink); color: var(--ink); }
.pf-card__pdf svg { width: 15px; height: 15px; }

/* ---------------- stage / camera ---------------- */
.pf-stage {
  position: fixed; inset: 0; z-index: 200; background: var(--ink);
  overflow: hidden; opacity: 0; visibility: hidden;
  transition: opacity .4s var(--ease), visibility .4s var(--ease);
  font-family: var(--font-sans);
}
.pf-stage.is-open { opacity: 1; visibility: visible; }
.pf-stage__grid { position: absolute; inset: 0; pointer-events: none; z-index: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 90% 90% at 50% 45%, #000 35%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 90% 90% at 50% 45%, #000 35%, transparent 100%); }
.pf-stage__vign { position: absolute; inset: 0; pointer-events: none; z-index: 1;
  background: radial-gradient(ellipse 75% 75% at 50% 48%, transparent 55%, rgba(2,12,16,.72) 100%); }

.pf-camera {
  position: absolute; top: 0; left: 0; transform-origin: 0 0; z-index: 2;
  transition: transform 1.05s var(--ease);
  will-change: transform;
}
.pf-canvas { position: relative; }

/* ---------------- connectors ---------------- */
.pf-edges, .pf-laser { position: absolute; top: 0; left: 0; overflow: visible; pointer-events: none; }
.pf-edges { z-index: 1; }
.pf-laser { z-index: 5; }
.pf-edge { fill: none; stroke: #43616b; stroke-width: 2.4; stroke-linejoin: round; stroke-linecap: round;
  transition: stroke .5s var(--ease), opacity .5s var(--ease); }
.pf-edge.is-lit { stroke: var(--laser-500); stroke-width: 3; }
.pf-arrow { fill: #43616b; transition: fill .5s var(--ease); }
.pf-arrow.is-lit { fill: var(--laser-500); }
.pf-elabel { font-family: var(--font-sans); font-weight: 700; font-size: 17px; letter-spacing: .04em;
  text-transform: uppercase; fill: #9fb2b9; }
.pf-elabel.is-lit { fill: var(--laser-300); }
.pf-elabel-bg { fill: var(--ink); }

/* laser trace */
.pf-laser-path { fill: none; stroke: var(--laser-500); stroke-width: 3.4; stroke-linecap: round; stroke-linejoin: round;
  filter: drop-shadow(0 0 6px rgba(249,40,47,.9)); }
.pf-spark { fill: #fff; filter: drop-shadow(0 0 7px #fff) drop-shadow(0 0 14px var(--laser-500)) drop-shadow(0 0 24px var(--laser-500)); }
.pf-spark-ring { fill: none; stroke: var(--laser-300); stroke-width: 2; opacity: .9; }

/* ---------------- nodes ---------------- */
.pf-node {
  position: absolute; transform: translate(-50%, -50%);
  width: var(--node-w, 360px); box-sizing: border-box;
  transition: opacity .5s var(--ease), filter .5s var(--ease);
}
.pf-node.is-dim { opacity: .26; filter: saturate(.5) brightness(.92); }
.pf-node.is-active { opacity: 1; }

.pf-box { position: relative; border-radius: var(--r-lg); background: #fff; border: 1px solid var(--line);
  box-shadow: 0 14px 40px rgba(0,0,0,.35); overflow: hidden; }
.pf-node.is-active .pf-box { box-shadow: 0 0 0 1px var(--laser-500), 0 0 0 6px rgba(249,40,47,.16), 0 26px 70px rgba(0,0,0,.5); }

.pf-box__top { display: flex; align-items: center; gap: 12px; padding: 16px 20px 14px; }
.pf-box__ic { width: 38px; height: 38px; border-radius: var(--r-sm); display: grid; place-items: center; flex: none; }
.pf-box__ic svg { width: 19px; height: 19px; }
.pf-box__kicker { font-weight: var(--w-bold); font-size: 10.5px; letter-spacing: .14em; text-transform: uppercase; line-height: 1.3; }
.pf-box__title { font-weight: var(--w-bold); font-size: 18.5px; line-height: 1.16; color: var(--ink);
  text-transform: uppercase; letter-spacing: -.01em; padding: 0 20px 4px; text-wrap: balance; }
.pf-box__lead { font-size: 13.5px; line-height: 1.45; color: var(--fg-2); padding: 6px 20px 0; }
.pf-box__body { padding: 14px 20px 18px; }

.pf-items { list-style: none; margin: 0; padding: 0; }
.pf-items li { position: relative; padding-left: 24px; font-size: 14px; line-height: 1.4; color: var(--slate-700); margin-bottom: 9px; }
.pf-items li:last-child { margin-bottom: 0; }
.pf-items li::before { content: ""; position: absolute; left: 2px; top: 4px; width: 11px; height: 7px;
  border-left: 2px solid var(--laser-500); border-bottom: 2px solid var(--laser-500); transform: rotate(-45deg); }

/* start node */
.pf-node--start .pf-box { background: var(--ink); border-color: rgba(255,255,255,.14); }
.pf-node--start .pf-box__ic { background: rgba(249,40,47,.16); color: var(--laser-300); }
.pf-node--start .pf-box__kicker { color: var(--laser-300); }
.pf-node--start .pf-box__title { color: #fff; }
.pf-node--start .pf-box__lead { color: var(--fg-on-dark-2); }
.pf-node--start .pf-items li { color: #cdd9dd; }

/* action node */
.pf-node--action .pf-box__ic { background: var(--mist); color: var(--ink); }
.pf-node--action .pf-box__kicker { color: var(--slate-500); }

/* decision node */
.pf-node--decision .pf-box { border-color: var(--laser-500); }
.pf-node--decision .pf-box::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: var(--laser-500); box-shadow: 0 0 14px 0 rgba(249,40,47,.5); }
.pf-node--decision .pf-box__top { padding-top: 19px; }
.pf-node--decision .pf-box__ic { background: var(--laser-50); color: var(--laser-600); }
.pf-node--decision .pf-box__kicker { color: var(--laser-600); }
.pf-box__help { font-size: 12.5px; line-height: 1.4; color: var(--fg-2); padding: 4px 20px 0; font-style: italic; }

.pf-opts { display: flex; flex-direction: column; gap: 10px; padding: 16px 20px 18px; }
.pf-opt { display: flex; align-items: center; gap: 14px; width: 100%; text-align: left; cursor: pointer;
  background: #fff; border: 1.5px solid var(--line); border-radius: var(--r-md); padding: 13px 15px;
  font-family: var(--font-sans); transition: all .16s var(--ease); }
.pf-opt:hover { border-color: var(--ink); background: var(--mist); transform: translateX(2px); }
.pf-opt__key { width: 30px; height: 30px; border-radius: var(--r-sm); flex: none; display: grid; place-items: center;
  font-weight: var(--w-bold); font-size: 13px; background: var(--ink); color: #fff; }
.pf-opt__t { flex: 1; display: flex; flex-direction: column; gap: 3px; }
.pf-opt__label { font-weight: var(--w-bold); font-size: 15.5px; color: var(--ink); text-transform: uppercase; letter-spacing: -.005em; line-height: 1.1; }
.pf-opt__sub { font-size: 12.5px; color: var(--fg-2); }
.pf-opt__arr { color: var(--laser-500); flex: none; display: grid; place-items: center; }
.pf-opt__arr svg { width: 18px; height: 18px; }
.pf-opt--good:hover { border-color: var(--ok); }
.pf-opt--good .pf-opt__key { background: var(--ok); }
.pf-opt--bad:hover { border-color: var(--laser-600); }
.pf-opt--bad .pf-opt__key { background: var(--laser-600); }

/* static decision answer chips (print / map) */
.pf-chips { display: flex; flex-wrap: wrap; gap: 8px; padding: 4px 20px 18px; }
.pf-chip { font-weight: var(--w-bold); font-size: 12px; letter-spacing: .04em; text-transform: uppercase;
  padding: 6px 13px; border-radius: var(--r-pill); background: var(--mist); color: var(--slate-700); border: 1px solid var(--line); }
.pf-chip--good { background: rgba(28,140,90,.12); color: #157a4f; border-color: rgba(28,140,90,.32); }
.pf-chip--bad { background: var(--laser-50); color: var(--laser-700); border-color: rgba(249,40,47,.32); }

/* outcome node */
.pf-node--outcome { --node-w: 400px; }
.pf-node--outcome .pf-box { color: #fff; border: 0; }
.pf-node--outcome.tone-good .pf-box { background: linear-gradient(165deg, #157a4f, #0f5e3d); }
.pf-node--outcome.tone-bad .pf-box { background: linear-gradient(165deg, #b00d13, #7c0a0e); }
.pf-out { padding: 30px 30px 28px; text-align: center; }
.pf-out__ic { width: 64px; height: 64px; border-radius: 50%; margin: 0 auto 18px; display: grid; place-items: center;
  background: rgba(255,255,255,.16); }
.pf-out__ic svg { width: 30px; height: 30px; color: #fff; }
.pf-out__tag { font-weight: var(--w-bold); font-size: 11px; letter-spacing: .16em; text-transform: uppercase;
  color: rgba(255,255,255,.8); }
.pf-out h3 { font-weight: var(--w-bold); font-size: 25px; text-transform: uppercase; letter-spacing: -.01em; line-height: 1.08;
  margin: 10px 0 12px; color: #fff; }
.pf-out p { font-size: 14.5px; line-height: 1.55; color: rgba(255,255,255,.9); margin: 0 0 22px; }
.pf-out__actions { display: flex; flex-direction: column; gap: 10px; }
.pf-btn { display: inline-flex; align-items: center; justify-content: center; gap: 9px; cursor: pointer;
  font-family: var(--font-sans); font-weight: var(--w-bold); font-size: 13.5px; letter-spacing: .05em; text-transform: uppercase;
  padding: 13px 22px; border-radius: var(--r-sm); border: 1.5px solid transparent; transition: all .16s var(--ease); }
.pf-btn svg { width: 16px; height: 16px; }
.pf-btn--white { background: #fff; color: var(--ink); }
.pf-btn--white:hover { background: rgba(255,255,255,.88); }
.pf-btn--clear { background: transparent; color: #fff; border-color: rgba(255,255,255,.45); }
.pf-btn--clear:hover { border-color: #fff; background: rgba(255,255,255,.1); }

/* continue button on action nodes */
.pf-next { margin: 2px 20px 18px; }
.pf-next button { width: 100%; display: inline-flex; align-items: center; justify-content: center; gap: 9px; cursor: pointer;
  font-family: var(--font-sans); font-weight: var(--w-bold); font-size: 13px; letter-spacing: .06em; text-transform: uppercase;
  padding: 13px 18px; border-radius: var(--r-sm); border: 0; background: var(--ink); color: #fff; transition: all .16s var(--ease); }
.pf-node--start .pf-next button { background: var(--laser-500); box-shadow: 0 6px 22px rgba(249,40,47,.3); }
.pf-next button:hover { background: var(--laser-600); }
.pf-node--action .pf-next button:hover { background: #0d2c38; }
.pf-next button svg { width: 16px; height: 16px; }

/* ---------------- HUD ---------------- */
.pf-hud { position: absolute; z-index: 20; left: 0; right: 0; top: 0; display: flex; align-items: center;
  justify-content: space-between; gap: 16px; padding: 18px 24px;
  background: linear-gradient(180deg, rgba(3,16,21,.92), rgba(3,16,21,0)); }
.pf-hud__l, .pf-hud__r { display: flex; align-items: center; gap: 16px; }
.pf-hud__logo { height: 30px; width: auto; }
.pf-hud__title { color: #fff; font-weight: var(--w-bold); font-size: 14px; letter-spacing: .02em; text-transform: uppercase;
  padding-left: 16px; border-left: 1px solid rgba(255,255,255,.18); }
.pf-hud__title span { display: block; font-size: 10.5px; letter-spacing: .14em; color: var(--laser-300); font-weight: var(--w-bold); }
.pf-iconbtn { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; font-family: var(--font-sans);
  font-weight: var(--w-bold); font-size: 12px; letter-spacing: .06em; text-transform: uppercase; color: #fff;
  white-space: nowrap; flex: none;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.2); border-radius: var(--r-sm);
  padding: 9px 14px; transition: all .16s var(--ease); }
.pf-iconbtn:hover { background: rgba(255,255,255,.16); border-color: rgba(255,255,255,.4); }
.pf-iconbtn svg { width: 15px; height: 15px; }
.pf-iconbtn--close { background: rgba(249,40,47,.16); border-color: rgba(249,40,47,.5); }
.pf-iconbtn--close:hover { background: rgba(249,40,47,.3); }

/* progress / breadcrumb */
.pf-progress { position: absolute; z-index: 20; left: 24px; bottom: 22px; display: flex; align-items: center; gap: 12px; }
.pf-steps { display: flex; align-items: center; gap: 7px; }
.pf-dot { width: 9px; height: 9px; border-radius: 50%; background: rgba(255,255,255,.22); transition: all .3s var(--ease); }
.pf-dot.done { background: var(--laser-500); box-shadow: 0 0 8px 0 rgba(249,40,47,.7); }
.pf-dot.now { background: #fff; box-shadow: 0 0 10px 1px rgba(255,255,255,.7); transform: scale(1.25); }
.pf-progress__label { color: var(--fg-on-dark-2); font-size: 12px; font-weight: var(--w-semibold); letter-spacing: .04em; }

.pf-hint { position: absolute; z-index: 20; right: 24px; bottom: 22px; color: rgba(255,255,255,.55);
  font-size: 12px; font-weight: var(--w-medium); letter-spacing: .03em; display: flex; align-items: center; gap: 8px; }

/* map-overview mode */
.pf-stage.is-map .pf-node { cursor: default; }
.pf-stage.is-map .pf-camera { transition: transform .9s var(--ease); }

@media (max-width: 760px) {
  .pf-launch { grid-template-columns: 1fr; }
  .pf-hud__title { display: none; }
  /* Keep the HUD inside the viewport — collapse buttons to icons. */
  .pf-hud { padding: 14px 16px; gap: 10px; }
  .pf-hud__r { gap: 8px; }
  .pf-iconbtn { padding: 9px; gap: 0; }
  .pf-iconbtn__t { display: none; }
  /* Stack the bottom progress + hint so they don't overlap; drop the keyboard tip (no M key on touch). */
  .pf-progress { left: 16px; right: 16px; bottom: 16px; }
  .pf-hint { left: 16px; right: auto; bottom: 46px; font-size: 11px; }
  .pf-hint__kbd { display: none; }
}