/* PT Health & Vital Care — health.techatpt.com
   Grey instrument-console look: cool grey gradient, thin black lines, black
   "selected" bars, frosted panels. Every colour and size is a token here. */

:root {
  --bg-1: #c6c9ce;
  --bg-2: #b6babf;
  --bg-3: #9aa0a8;
  --ink: #0e1013;
  --ink-2: #2c3036;
  --muted: #555b63;
  --faint: #7a8089;
  --line: #15171a;
  --line-soft: rgba(21, 23, 26, 0.22);
  --frost: rgba(255, 255, 255, 0.2);
  --frost-strong: rgba(255, 255, 255, 0.34);
  --frost-line: rgba(255, 255, 255, 0.55);
  --frost-shadow: 0 1px 0 rgba(255, 255, 255, 0.35) inset, 0 10px 30px -18px rgba(14, 16, 19, 0.45);
  --sel: #0b0d10;
  --sel-ink: #f4f5f6;
  /* muted status tints, after the UI kit */
  --info: #55657a;
  --danger: #7a4a43;
  --success: #56684f;
  --warning: #7b6b45;
  --font: "Rubik", system-ui, -apple-system, "Segoe UI", sans-serif;
  --radius: 4px;
  --gutter: clamp(16px, 4vw, 40px);
  --maxw: 1180px;
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 84px; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background: linear-gradient(180deg, var(--bg-1) 0%, var(--bg-2) 45%, var(--bg-3) 100%) fixed;
  background-color: var(--bg-2);
  overflow-x: hidden;
}

a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
img { max-width: 100%; display: block; }
svg { width: 1em; height: 1em; }
button { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--sel); outline-offset: 3px; }

.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.sr { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip { position: absolute; left: 12px; top: -60px; z-index: 100; background: var(--sel); color: var(--sel-ink); padding: 10px 14px; border-radius: var(--radius); }
.skip:focus { top: 12px; }

.frost {
  background: var(--frost);
  border: 1px solid var(--frost-line);
  box-shadow: var(--frost-shadow);
  -webkit-backdrop-filter: blur(12px) saturate(120%);
  backdrop-filter: blur(12px) saturate(120%);
  border-radius: var(--radius);
}

.label { margin: 0 0 14px; font-size: 13px; color: var(--muted); letter-spacing: 0.01em; }
.label--gap { margin-top: 40px; }
.muted { color: var(--muted); }

/* ------------------------------------------------------------ logo box ("END IS UI." frame) */
.logo-box {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  padding: 9px 11px 8px;
  border: 1.2px solid var(--line);
  font-weight: 600;
  font-size: 13px;
  line-height: 1.12;
  letter-spacing: 0.02em;
  text-decoration: none;
  color: var(--ink);
}
.logo-box i { font-style: normal; display: inline-block; margin-left: 6px; }
.logo-box--corner { position: absolute; left: 36px; bottom: 36px; z-index: 2; }
.logo-box--mini { padding: 5px 7px; font-size: 10px; }
.logo-box--door { width: 48px; height: 48px; padding: 6px; font-size: 11px; }

/* ------------------------------------------------------------ buttons (UI kit, console colours) */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  min-height: 44px;
  padding: 0 22px;
  border: 1px solid var(--frost-line);
  border-radius: 2px;
  background: var(--frost-strong);
  box-shadow: var(--frost-shadow);
  color: var(--ink);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s, transform 0.2s var(--ease);
}
.btn svg { width: 14px; height: 14px; }
.btn:hover { background: rgba(255, 255, 255, 0.5); }
.btn:active { transform: translateY(1px); }
.btn--sm { min-height: 30px; padding: 0 14px; font-size: 10.5px; }
.btn--lg { min-height: 54px; padding: 0 30px; font-size: 12px; }
.btn--primary { background: var(--sel); color: var(--sel-ink); border-color: var(--sel); }
.btn--primary:hover { background: #22262c; }
.btn--info { background: var(--info); color: #eef1f4; border-color: transparent; }
.btn--danger { background: var(--danger); color: #f4ecea; border-color: transparent; }
.btn--success { background: var(--success); color: #eef2ec; border-color: transparent; }
.btn--warning { background: var(--warning); color: #f5f1e8; border-color: transparent; }
.btn[disabled], .btn.is-disabled { opacity: 0.45; cursor: not-allowed; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

/* ------------------------------------------------------------ sticky nav (UI kit nav bar) */
.nav {
  position: fixed;
  inset: 12px var(--gutter) auto;
  z-index: 50;
  max-width: var(--maxw);
  margin: 0 auto;
  transform: translateY(-140%);
  transition: transform 0.45s var(--ease);
}
.nav--show { transform: none; }
.nav__bar { display: flex; align-items: stretch; height: 54px; padding: 0 8px 0 0; background: rgba(214, 216, 220, 0.62); }
.nav__burger { display: grid; place-items: center; width: 58px; background: none; border: 0; cursor: pointer; }
.nav__burger svg { width: 22px; height: 22px; }
.nav__brand { display: flex; align-items: center; padding: 0 10px 0 2px; text-decoration: none; }
.nav__links { display: flex; align-items: stretch; flex: 1; }
.nav__links > a,
.nav__drop > a {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 18px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink-2);
  transition: background 0.2s;
}
.nav__drop > a svg { width: 11px; height: 11px; }
.nav__links > a:hover,
.nav__drop > a:hover { background: rgba(255, 255, 255, 0.28); }
.nav__links a.is-on { background: rgba(14, 16, 19, 0.14); color: var(--ink); }
.nav__drop { position: relative; display: flex; }
.nav__drop .pop { position: absolute; top: calc(100% + 12px); left: 0; min-width: 210px; }
.nav__drop:hover .pop,
.nav__drop:focus-within .pop { opacity: 1; visibility: visible; transform: none; }

.pop {
  z-index: 5;
  padding: 6px;
  background: rgba(206, 209, 213, 0.9);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity 0.18s, transform 0.18s var(--ease), visibility 0.18s;
}
.pop::before {
  content: "";
  position: absolute;
  top: -6px;
  left: 28px;
  width: 10px;
  height: 10px;
  background: inherit;
  border-left: 1px solid var(--frost-line);
  border-top: 1px solid var(--frost-line);
  transform: rotate(45deg);
}
.pop--right::before { left: auto; right: 28px; }
.pop a,
.pop button {
  display: block;
  width: 100%;
  padding: 10px 14px;
  border: 0;
  border-bottom: 1px solid rgba(21, 23, 26, 0.1);
  background: none;
  text-align: left;
  font-size: 12.5px;
  text-decoration: none;
  color: var(--ink-2);
  cursor: pointer;
}
.pop a:last-child,
.pop button:last-child { border-bottom: 0; }
.pop a:hover,
.pop button:hover,
.pop [aria-selected="true"] { background: rgba(14, 16, 19, 0.08); }

.search { position: relative; display: flex; align-items: center; margin: 9px 0; }
.search input {
  width: 190px;
  height: 36px;
  padding: 0 40px 0 14px;
  border: 1px solid var(--frost-line);
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.32);
  font: inherit;
  font-size: 13px;
  color: var(--ink);
}
.search input::placeholder { color: var(--muted); }
.search button { position: absolute; right: 4px; display: grid; place-items: center; width: 32px; height: 32px; border: 0; background: none; cursor: pointer; }
.search button svg { width: 17px; height: 17px; }
.search__results { position: absolute; top: calc(100% + 12px); right: 0; width: min(340px, 86vw); }
.search__results:not([hidden]) { opacity: 1; visibility: visible; transform: none; }
.search__results small { display: block; color: var(--muted); font-size: 11.5px; line-height: 1.4; margin-top: 2px; }
.search__empty { padding: 10px 14px; font-size: 12.5px; color: var(--muted); }

.menu { margin-top: 8px; padding: 6px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 2px; background: rgba(206, 209, 213, 0.92); }
.menu[hidden] { display: none; }
.menu a { padding: 12px 14px; font-size: 13px; text-decoration: none; border-radius: 2px; }
.menu a:hover { background: rgba(14, 16, 19, 0.08); }

/* ------------------------------------------------------------ console (hero) */
.console {
  position: relative;
  min-height: max(680px, 100svh);
  padding: 96px 36px 120px;
  display: flex;
  align-items: center;
  overflow: hidden;
  isolation: isolate;
}
.console__floor {
  position: absolute;
  left: -40%;
  right: -40%;
  bottom: -10%;
  height: 62%;
  z-index: -1;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.16) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.16) 1px, transparent 1px);
  background-size: 120px 120px;
  transform: perspective(700px) rotateX(64deg);
  transform-origin: 50% 100%;
  -webkit-mask-image: linear-gradient(to top, #000 10%, transparent 92%);
  mask-image: linear-gradient(to top, #000 10%, transparent 92%);
}
.corner { position: absolute; margin: 0; font-size: 17px; font-weight: 500; color: var(--ink); z-index: 2; }
.corner--tl { top: 36px; left: 36px; display: flex; align-items: center; gap: 22px; }
.corner__rule { width: 28px; height: 1.2px; background: var(--ink); }
.corner--tr { top: 36px; right: 36px; }
.corner--br { bottom: 36px; right: 36px; }

.console__body {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr) 160px;
  align-items: center;
  gap: 32px;
  transition: grid-template-columns 0.5s var(--ease);
}
.panel { transition: opacity 0.35s, transform 0.45s var(--ease); }
.console__body.is-min .panel { opacity: 0; transform: translateY(8px); pointer-events: none; }
.console__body.is-min .win { opacity: 1; pointer-events: auto; transform: none; }

.forms { display: flex; gap: 14px; align-items: center; }
.form {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  padding: 0;
  border: 0;
  background: none;
  color: var(--faint);
  cursor: pointer;
  transition: color 0.2s, transform 0.2s var(--ease);
}
.form svg { width: 24px; height: 24px; }
.form:hover { color: var(--ink-2); transform: translateY(-1px); }
.form.is-on { color: var(--ink); }
.form.is-on svg { stroke-width: 2; filter: drop-shadow(0 1px 0 rgba(255, 255, 255, 0.5)); }

.index { display: flex; flex-direction: column; gap: 4px; }
.index__item {
  display: flex;
  align-items: center;
  gap: 18px;
  height: 38px;
  padding: 0 12px;
  margin-left: -12px;
  font-size: 14.5px;
  font-weight: 400;
  color: var(--ink-2);
  text-decoration: none;
  transition: background 0.25s var(--ease), color 0.25s, padding 0.25s var(--ease);
}
.index__item svg { width: 20px; height: 20px; flex: none; }
.index__item:hover { background: rgba(255, 255, 255, 0.22); }
.index__item.is-on { background: var(--sel); color: var(--sel-ink); font-weight: 600; padding-left: 16px; margin-right: -28px; }

.stage { position: relative; text-align: center; }
.stage__title { margin: 0 0 6px; font-size: clamp(22px, 2.6vw, 30px); font-weight: 500; letter-spacing: -0.01em; line-height: 1.2; }
.stage__kicker { display: block; margin-bottom: 8px; font-size: 11.5px; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }
.stage__view { position: relative; width: min(100%, 470px); margin: 0 auto; aspect-ratio: 1; cursor: grab; touch-action: pan-y; user-select: none; }
.stage__view.is-dragging { cursor: grabbing; }
.stage__svg { display: block; width: 100%; height: 100%; overflow: visible; }
.stage__obj { animation: bob 6s ease-in-out infinite; }
@keyframes bob { 50% { transform: translateY(-6px); } }
.gizmo { position: absolute; left: -2%; bottom: 13%; width: 36px; height: 36px; color: var(--ink-2); font-size: 10px; }
.gizmo svg { width: 30px; height: 30px; position: absolute; left: 3px; top: 4px; }
.gizmo span { position: absolute; }
.gizmo__y { left: 14px; top: -10px; }
.gizmo__x { left: -6px; top: 26px; }
.gizmo__z { left: 34px; top: 26px; }
.readout { margin: 2px 0 0; display: flex; flex-direction: column; align-items: center; gap: 0; }
.readout__label { font-size: 13px; color: var(--muted); }
.readout__value { font-size: 34px; font-weight: 400; letter-spacing: -0.01em; font-variant-numeric: tabular-nums; }

.panel--right { position: relative; }
.win { position: absolute; top: -78px; right: 0; display: flex; gap: 18px; transition: opacity 0.3s, transform 0.3s; }
.console__body.is-min .panel--right .win { position: absolute; }
.win button { width: 22px; height: 22px; padding: 0; border: 0; background: none; cursor: pointer; }
.win svg { width: 20px; height: 20px; }
.console__body.is-min .win { opacity: 1; }

.tiles { display: grid; grid-template-columns: repeat(2, 68px); gap: 9px; }
.tile {
  position: relative;
  width: 68px;
  height: 68px;
  padding: 0;
  border: 1.2px solid var(--line);
  background: none;
  text-align: left;
  cursor: pointer;
  transition: background 0.25s var(--ease), color 0.25s;
}
.tile:hover { background: rgba(255, 255, 255, 0.2); }
.tile__name { position: absolute; left: 6px; bottom: 5px; font-size: 12px; font-weight: 500; }
.tile__ico { position: absolute; right: 5px; top: 5px; width: 14px; height: 14px; }
.tile__glow { position: absolute; right: 9px; top: 9px; width: 18px; height: 9px; border-radius: 18px 18px 0 0; background: #fff; box-shadow: 0 0 14px 4px rgba(255, 255, 255, 0.55); opacity: 0; transition: opacity 0.3s; }
.tile.is-on { background: var(--sel); color: var(--sel-ink); border-color: var(--sel); }
.tile.is-on .tile__glow { opacity: 1; }
.tile.is-on .tile__ico { opacity: 0; }
.tile-note { min-height: 64px; margin: 12px 0 20px; font-size: 12.5px; line-height: 1.45; color: var(--ink-2); }

.range { margin-bottom: 18px; }
.range .label { display: block; margin-bottom: 8px; }
.range__track { position: relative; }
.range input {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 18px;
  margin: 0;
  background: linear-gradient(var(--ink-2), var(--ink-2)) 0 50% / 100% 1px no-repeat;
  cursor: pointer;
}
.range input::-webkit-slider-thumb { -webkit-appearance: none; width: 26px; height: 4px; border-radius: 0; background: var(--sel); border: 0; }
.range input::-moz-range-thumb { width: 26px; height: 4px; border-radius: 0; background: var(--sel); border: 0; }
.range input:focus-visible { outline-offset: 6px; }
.bubble {
  position: absolute;
  top: -26px;
  left: var(--x, 50%);
  transform: translateX(-50%);
  padding: 1px 5px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.75);
  font-size: 10px;
  font-weight: 600;
  opacity: 0;
  transition: opacity 0.2s;
  pointer-events: none;
}
.bubble::after { content: ""; position: absolute; left: 50%; bottom: -3px; width: 6px; height: 6px; background: inherit; transform: translateX(-50%) rotate(45deg); }
.range:hover .bubble,
.range:focus-within .bubble { opacity: 1; }

/* ------------------------------------------------------------ sections */
.sec { max-width: var(--maxw); margin: 0 auto; padding: 96px var(--gutter) 40px; }
.sec__head { display: flex; align-items: center; gap: 20px; margin-bottom: 40px; font-size: 13px; color: var(--muted); }
.sec__no { font-weight: 600; color: var(--ink); font-variant-numeric: tabular-nums; }
.sec__rule { flex: 1; height: 1px; background: var(--line-soft); }
.sec__name { text-transform: uppercase; letter-spacing: 0.14em; font-size: 11.5px; font-weight: 600; }
.sec__aside { max-width: 560px; margin: -16px 0 36px; color: var(--muted); }
.h2 { margin: 0 0 28px; max-width: 800px; font-size: clamp(28px, 3.6vw, 44px); font-weight: 500; line-height: 1.12; letter-spacing: -0.02em; }
.h2 a { text-decoration-thickness: 1.5px; }
.lede { font-size: 20px; line-height: 1.5; color: var(--ink); }
p { margin: 0 0 16px; }
.cite { font-size: 13px; color: var(--muted); }

.about { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 56px; align-items: start; }
.about__text p { max-width: 620px; color: var(--ink-2); }
.about__text .lede { color: var(--ink); }
.facts { margin: 0; padding: 8px 24px; }
.facts div { display: flex; justify-content: space-between; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--line-soft); }
.facts div:last-child { border-bottom: 0; }
.facts dt { font-size: 13px; color: var(--muted); }
.facts dd { margin: 0; font-weight: 500; text-align: right; }

.principles { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.principle { padding: 22px 22px 18px; display: flex; flex-direction: column; }
.principle__top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 28px; }
.principle__no { font-size: 13px; font-weight: 600; color: var(--muted); }
.principle h3 { margin: 0 0 10px; font-size: 19px; font-weight: 500; line-height: 1.25; }
.principle p { font-size: 14.5px; color: var(--ink-2); }
.ticks { list-style: none; margin: auto 0 0; padding: 14px 0 0; border-top: 1px solid var(--line-soft); font-size: 13px; color: var(--ink-2); }
.ticks li { position: relative; padding-left: 20px; margin: 4px 0; }
.ticks li::before { content: ""; position: absolute; left: 2px; top: 7px; width: 8px; height: 4px; border-left: 1.6px solid var(--ink); border-bottom: 1.6px solid var(--ink); transform: rotate(-45deg); }

/* toggle (UI kit "ON / OFF" pill) */
.toggle {
  position: relative;
  display: inline-flex;
  align-items: center;
  width: 56px;
  height: 24px;
  padding: 0 9px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.3);
  border: 1px solid var(--frost-line);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.toggle::after { content: ""; position: absolute; right: 3px; top: 3px; width: 16px; height: 16px; border-radius: 50%; background: var(--sel-ink); box-shadow: 0 1px 2px rgba(0, 0, 0, 0.25); }
.toggle.is-on { background: var(--sel); color: var(--sel-ink); border-color: var(--sel); }

/* areas: tool list, like the console index */
.areas { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 56px; align-items: start; }
.areas__intro p { color: var(--ink-2); max-width: 520px; }
.tools { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line-soft); }
.tools li { border-bottom: 1px solid var(--line-soft); }
.tools__item {
  display: flex;
  align-items: center;
  gap: 18px;
  width: 100%;
  min-height: 52px;
  padding: 0 16px;
  border: 0;
  background: none;
  font-size: 16px;
  text-align: left;
  cursor: pointer;
  transition: background 0.25s var(--ease), color 0.25s;
}
.tools__item svg { width: 22px; height: 22px; flex: none; }
.tools__item:hover { background: rgba(255, 255, 255, 0.22); }
.tools__item.is-on { background: var(--sel); color: var(--sel-ink); font-weight: 600; }
.tools__body { padding: 16px 16px 8px 56px; color: var(--ink-2); font-size: 15px; }

.tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tags--center { justify-content: center; margin-top: 36px; }
.tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 12px 4px 10px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.55);
  font-size: 12px;
  color: var(--ink-2);
}
.tag::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--ink-2); }
.tag--live { background: var(--sel); color: var(--sel-ink); }
.tag--live::before { background: var(--sel-ink); animation: pulse 2s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: 0.35; } }

/* process */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.step { position: relative; padding: 20px 4px 0 0; border-top: 1.2px solid var(--line); }
.step__no { position: absolute; top: -26px; left: 0; font-size: 12px; font-weight: 600; color: var(--muted); }
.step svg { width: 22px; height: 22px; margin-bottom: 12px; }
.step h3 { margin: 0 0 6px; font-size: 17px; font-weight: 500; }
.step p { font-size: 14px; color: var(--ink-2); }
.progress { position: relative; height: 1px; margin-top: 28px; background: var(--ink-2); }
.progress span { position: absolute; left: 0; top: -1.5px; height: 4px; width: 26px; background: var(--sel); transition: left 1.6s var(--ease); }
.progress.is-in span { left: calc(100% - 26px); }

/* commitment rings (UI kit donuts) */
.rings { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.ring { margin: 0; text-align: center; }
.ring__dial {
  --track: rgba(255, 255, 255, 0.35);
  --fill: #555b63;
  position: relative;
  width: min(180px, 100%);
  aspect-ratio: 1;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: conic-gradient(var(--fill) calc(var(--p) * 1%), var(--track) 0);
  display: grid;
  place-items: center;
}
.ring__dial::before { content: ""; position: absolute; inset: 22%; border-radius: 50%; background: #6b7179; box-shadow: 0 0 0 10px rgba(255, 255, 255, 0.12); }
.ring--thin .ring__dial::before { inset: 9%; background: #646a72; box-shadow: none; }
.ring--line .ring__dial { background: none; border: 3px solid rgba(255, 255, 255, 0.6); }
.ring--line .ring__dial::before { inset: 26%; background: #6b7179; box-shadow: none; }
.ring__value { position: relative; font-size: 34px; font-weight: 600; color: #f1f2f3; }
.ring__value small { font-size: 14px; margin-left: 1px; }
.ring figcaption { font-size: 14px; color: var(--ink-2); max-width: 200px; margin: 0 auto; }

/* products */
.slots { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 16px; }
.slot { padding: 22px; min-height: 210px; display: flex; flex-direction: column; align-items: flex-start; gap: 12px; }
.slot__no { font-size: 13px; font-weight: 600; color: var(--muted); }
.slot h3 { margin: 6px 0 0; font-size: 22px; font-weight: 500; line-height: 1.2; }
.slot p { margin: 0; font-size: 14.5px; color: var(--ink-2); }
.slot--empty { border: 1.2px dashed var(--line-soft); border-radius: var(--radius); }

/* safety notice (UI kit "Error alert" field) */
.alert { display: grid; grid-template-columns: auto 1fr; gap: 20px; padding: 26px 28px; border-left: 4px solid var(--danger); }
.alert__ico { width: 30px; height: 30px; color: var(--danger); }
.alert__title { margin: 0 0 10px; font-size: 21px; font-weight: 500; line-height: 1.3; }
.alert p { color: var(--ink-2); max-width: 760px; }
.alert p:last-child { margin: 0; color: var(--ink); }

/* work with us */
.channels { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.channel { position: relative; display: grid; grid-template-columns: auto 1fr; column-gap: 18px; padding: 22px 56px 22px 22px; text-decoration: none; transition: background 0.25s var(--ease); height: 100%; }
.channel:hover { background: rgba(255, 255, 255, 0.36); }
.channel__no { grid-row: span 2; font-size: 13px; font-weight: 600; color: var(--muted); padding-top: 3px; }
.channel__name { font-size: 18px; font-weight: 500; margin-bottom: 6px; }
.channel__text { font-size: 14.5px; color: var(--ink-2); }
.channel__go { position: absolute; right: 22px; top: 24px; width: 18px; height: 18px; transition: transform 0.25s var(--ease); }
.channel:hover .channel__go { transform: translate(3px, -3px); }

/* contact form (UI kit fields) */
.contact { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: 56px; align-items: start; }
.contact__side p { color: var(--ink-2); }
.form-card { padding: 26px; display: grid; gap: 16px; }
.field { position: relative; display: flex; align-items: center; }
.field input,
.field textarea {
  width: 100%;
  min-height: 50px;
  padding: 13px 44px 13px 18px;
  border: 1px solid var(--frost-line);
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.26);
  font: inherit;
  font-size: 15px;
  color: var(--ink);
  transition: background 0.2s, border-color 0.2s;
}
.field textarea { resize: vertical; min-height: 130px; }
.field input::placeholder,
.field textarea::placeholder { color: var(--muted); }
.field input:focus,
.field textarea:focus { outline: none; background: rgba(255, 255, 255, 0.42); border-color: var(--ink-2); }
.field--icon input { padding-left: 52px; }
.field__ico { position: absolute; left: 18px; width: 18px; height: 18px; color: var(--ink-2); pointer-events: none; }
.field__state { position: absolute; right: 16px; top: 15px; width: 20px; height: 20px; display: none; pointer-events: none; }
.field.is-err .field__state--err { display: block; color: var(--danger); }
.field.is-err input,
.field.is-err textarea { border-color: var(--danger); }
.field.is-ok .field__state--ok { display: block; color: var(--success); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }

.radios { border: 0; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 10px 22px; }
.radios .label { width: 100%; margin-bottom: 2px; padding: 0; }
.radio, .check { position: relative; display: inline-flex; align-items: center; gap: 10px; font-size: 14px; cursor: pointer; }
.radio input, .check input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.radio__dot { width: 18px; height: 18px; border-radius: 50%; border: 1.5px solid var(--ink-2); background: rgba(255, 255, 255, 0.3); display: grid; place-items: center; }
.radio__dot::after { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--sel); transform: scale(0); transition: transform 0.18s var(--ease); }
.radio input:checked + .radio__dot::after { transform: scale(1); }
.radio input:focus-visible + .radio__dot,
.check input:focus-visible + .check__box { outline: 2px solid var(--sel); outline-offset: 2px; }
.check-row { display: flex; align-items: center; gap: 10px; }
.check__box { flex: none; width: 20px; height: 20px; border-radius: 2px; border: 1.5px solid var(--ink-2); background: rgba(255, 255, 255, 0.3); display: grid; place-items: center; }
.check__box svg { width: 16px; height: 16px; opacity: 0; color: var(--sel-ink); }
.check input:checked + .check__box { background: var(--sel); border-color: var(--sel); }
.check input:checked + .check__box svg { opacity: 1; }
.check.is-err .check__box { border-color: var(--danger); }

.tip { position: relative; display: inline-flex; }
.tip__btn { width: 22px; height: 22px; border-radius: 50%; border: 1px solid var(--ink-2); background: none; font-size: 12px; font-weight: 600; cursor: help; padding: 0; }
.tooltip {
  position: absolute;
  bottom: calc(100% + 12px);
  right: -14px;
  width: 250px;
  padding: 12px 14px;
  background: rgba(70, 75, 82, 0.92);
  border-color: rgba(255, 255, 255, 0.25);
  color: #eef0f2;
  font-size: 12.5px;
  line-height: 1.45;
  opacity: 0;
  visibility: hidden;
  transform: translateY(4px);
  transition: opacity 0.18s, transform 0.18s var(--ease), visibility 0.18s;
  z-index: 4;
}
.tooltip b { display: block; margin-bottom: 4px; font-size: 13px; }
.tooltip::after { content: ""; position: absolute; right: 20px; bottom: -6px; width: 10px; height: 10px; background: inherit; transform: rotate(45deg); }
.tip:hover .tooltip,
.tip:focus-within .tooltip { opacity: 1; visibility: visible; transform: none; }
.form-card__foot { display: flex; align-items: center; flex-wrap: wrap; gap: 16px; }
.form-status { margin: 0; font-size: 14px; color: var(--ink-2); }
.form-status.is-err { color: var(--danger); }
.form-status.is-ok { color: var(--success); }

/* divisions */
.doors { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.door { position: relative; display: flex; flex-direction: column; gap: 4px; height: 100%; padding: 18px; text-decoration: none; transition: background 0.25s var(--ease); }
a.door:hover { background: rgba(255, 255, 255, 0.36); }
.door img { width: 48px; height: 48px; object-fit: contain; margin-bottom: 14px; }
.door .logo-box--door { margin-bottom: 14px; }
.door__host { font-size: 11px; color: var(--muted); letter-spacing: 0.02em; }
.door__name { font-size: 16px; font-weight: 500; }
.door__text { font-size: 13px; color: var(--ink-2); line-height: 1.45; }
.door__go { position: absolute; right: 16px; top: 18px; width: 16px; height: 16px; }
.door--here { border: 1.2px solid var(--line); border-radius: var(--radius); }
.door__you { margin-top: 10px; align-self: flex-start; padding: 3px 9px; background: var(--sel); color: var(--sel-ink); font-size: 10.5px; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; }

/* footer */
.foot { max-width: var(--maxw); margin: 80px auto 0; padding: 48px var(--gutter) 40px; border-top: 1px solid var(--line-soft); }
.foot__grid { display: grid; grid-template-columns: 1.3fr repeat(5, 1fr); gap: 28px; }
.foot__grid a { display: block; margin: 6px 0; font-size: 14px; color: var(--ink-2); text-decoration: none; }
.foot__grid a:hover { color: var(--ink); text-decoration: underline; }
.foot__h { margin: 0 0 10px; font-size: 11px; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }
.foot__sub { margin: 14px 0 0; font-size: 13px; color: var(--muted); }
.foot__legal { margin: 40px 0 0; font-size: 12px; color: var(--muted); letter-spacing: 0.04em; }

/* reveal on scroll (only when scripts run) */
.js .reveal { opacity: 0; transform: translateY(14px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.js .reveal.is-in { opacity: 1; transform: none; }

/* ------------------------------------------------------------ documents (privacy, terms) */
.doc { max-width: 860px; margin: 0 auto; padding: 120px var(--gutter) 40px; }
.doc__back { display: inline-flex; margin-bottom: 40px; }
.doc h1 { margin: 0 0 8px; font-size: clamp(30px, 4vw, 44px); font-weight: 500; letter-spacing: -0.02em; line-height: 1.1; }
.doc__meta { color: var(--muted); font-size: 14px; margin-bottom: 40px; }
.doc h2 { margin: 44px 0 12px; font-size: 21px; font-weight: 500; padding-top: 16px; border-top: 1px solid var(--line-soft); }
.doc p, .doc li { color: var(--ink-2); }
.doc ul, .doc ol { padding-left: 20px; }
.doc .alert { margin: 28px 0; }
.doc .alert__title { margin: 0 0 10px; padding-top: 0; border-top: 0; }
/* the links between one app's documents */
.doc__nav { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 8px; }

/* an app's own page (/phasewell, and the next apps) */
.app .tags { margin: 0 0 18px; }
.app__lead { margin: 4px 0 12px; max-width: 640px; font-size: clamp(18px, 2.2vw, 22px); line-height: 1.45; color: var(--ink); }
.features { list-style: none; margin: 0 0 20px; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.doc .features { padding-left: 0; }
.feature { padding: 20px 22px; }
.feature h3 { margin: 0 0 6px; font-size: 18px; font-weight: 500; line-height: 1.25; }
.feature p { margin: 0; font-size: 14.5px; }

/* 404 */
.lost { min-height: 100svh; display: grid; place-items: center; text-align: center; padding: 40px var(--gutter); }
.lost__code { font-size: 15px; color: var(--muted); margin-bottom: 4px; }
.lost h1 { font-size: clamp(32px, 6vw, 56px); font-weight: 500; margin: 0 0 12px; letter-spacing: -0.02em; }
.lost .logo-box { margin: 0 auto 32px; }

/* ------------------------------------------------------------ responsive */
@media (max-width: 1100px) {
  .nav__links > a, .nav__drop > a { padding: 0 11px; }
  .search input { width: 140px; }
  .principles { grid-template-columns: repeat(2, 1fr); }
  .doors { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 980px) {
  .nav__links { display: none; }
  .nav__brand { flex: 1; }
  .console { padding: 88px 20px 110px; }
  .console__body { grid-template-columns: 1fr 1fr; gap: 28px 24px; }
  .stage { grid-column: 1 / -1; order: -1; }
  .index__item.is-on { margin-right: 0; }
  .win { position: static; justify-content: flex-end; margin-bottom: 10px; }
  .about, .areas, .contact { grid-template-columns: 1fr; gap: 36px; }
  .steps { grid-template-columns: 1fr 1fr; row-gap: 48px; }
  .rings { grid-template-columns: repeat(2, 1fr); row-gap: 36px; }
  .slots { grid-template-columns: 1fr; }
  .slot--empty { min-height: 90px; }
  .foot__grid { grid-template-columns: repeat(2, 1fr); }
  .foot__brand { grid-column: 1 / -1; }
}

@media (max-width: 640px) {
  .corner { font-size: 14px; }
  .corner--tl, .corner--tr { top: 24px; }
  .corner--tl { left: 16px; gap: 12px; }
  .corner--tr { right: 16px; }
  .corner--br { right: 16px; bottom: 24px; }
  .logo-box--corner { left: 16px; bottom: 24px; }
  .console { padding: 72px 16px 120px; }
  .console__body { grid-template-columns: 1fr; }
  .panel--right .tiles { grid-template-columns: repeat(4, 1fr); }
  .tile { width: 100%; height: auto; aspect-ratio: 1; }
  .principles, .channels, .doors, .features { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .search input { width: 120px; }
  .sec { padding-top: 72px; }
  .menu { grid-template-columns: 1fr; }
  .tools__body { padding-left: 16px; }
  .alert { grid-template-columns: 1fr; }
  .facts div { flex-direction: column; gap: 2px; }
  .facts dd { text-align: left; }
}

@media (prefers-reduced-motion: reduce) {
  .stage__obj, .tag--live::before { animation: none; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .nav, .progress span { transition: none; }
}