/* =========================================================================
   ARcademy — arcademy.app
   Design system: "paper meets viewfinder"
   Palette derived from the ARcademy mark (violet / orange / steel).
   ========================================================================= */

/* ---------- 1. Tokens ---------------------------------------------------- */
:root {
  /* brand, sampled from logo.png — lightened for a paper-bright site */
  --violet:      #7A3FA0;
  --violet-lift: #9358B8;
  --orange:      #F06A2E;
  --orange-lift: #FF8550;
  --steel:       #8A8498;
  --steel-deep:  #6B6578;

  /* surfaces — light violet and light orange */
  --ink:      #F3E6F8;   /* light violet panel */
  --ink-rise: #EBD8F4;
  --field:    #F6EEFA;   /* light violet field */
  --paper:    #FFF6F0;   /* light orange / peach paper */
  --paper-2:  #FFFBF7;
  --white:    #FFFFFF;

  /* text */
  --on-paper:      #2A1838;
  --on-paper-mute: #5E5268;
  --on-field:      #2A1838;
  --on-field-mute: #5E5268;

  --line-paper: rgba(84,17,119,.12);
  --line-field: rgba(84,17,119,.14);

  /* type */
  --display: "Geologica", "Onest", "Segoe UI", system-ui, sans-serif;
  --body:    "Onest", "Segoe UI", system-ui, -apple-system, sans-serif;
  --mono:    "JetBrains Mono", ui-monospace, "SFMono-Regular", Consolas, monospace;

  /* metrics */
  --gutter: clamp(20px, 5vw, 60px);
  --measure: 1240px;
  --bay: clamp(72px, 9vw, 132px);   /* vertical section rhythm */
  --bracket: 22px;
  --bracket-weight: 2px;

  --ease: cubic-bezier(.22,.7,.28,1);
}

/* ---------- 2. Reset ----------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--on-paper);
  font-family: var(--body);
  font-size: 1.0625rem;
  line-height: 1.65;
  font-feature-settings: "locl" 1;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
button { font: inherit; color: inherit; }

:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
  border-radius: 2px;
}

.skip {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--orange); color: #fff; padding: 12px 18px;
  font-family: var(--mono); font-size: .78rem; letter-spacing: .1em; text-transform: uppercase;
}
.skip:focus { left: 8px; top: 8px; }

/* ---------- 3. Typography ------------------------------------------------ */
h1, h2, h3, h4 {
  font-family: var(--display);
  font-weight: 700;
  margin: 0;
  letter-spacing: -.022em;
  line-height: 1.02;
  text-wrap: balance;
}

.t-display {
  font-weight: 800;
  font-size: clamp(2.9rem, 7.4vw, 5.5rem);
  line-height: .93;
  letter-spacing: -.035em;
}

.t-h2 { font-size: clamp(1.95rem, 4vw, 3.05rem); line-height: 1.0; }
.t-h3 { font-size: clamp(1.12rem, 1.5vw, 1.32rem); font-weight: 600; letter-spacing: -.012em; }

.lead {
  font-size: clamp(1.06rem, 1.35vw, 1.25rem);
  line-height: 1.62;
  color: var(--on-paper-mute);
  max-width: 54ch;
}

.tag {
  font-family: var(--mono);
  font-size: .705rem;
  font-weight: 500;
  letter-spacing: .19em;
  text-transform: uppercase;
  color: var(--steel-deep);
  display: inline-flex;
  align-items: center;
  gap: .6em;
  margin: 0 0 1.1rem;
}
.tag::before {
  content: "";
  width: 26px; height: var(--bracket-weight);
  background: var(--orange);
  flex: none;
}

em.hl { font-style: normal; color: var(--violet); }
.field em.hl { color: var(--orange); }

/* ---------- 4. Layout primitives ---------------------------------------- */
.wrap {
  width: 100%;
  max-width: var(--measure);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.bay { padding-block: var(--bay); }

.field {
  background: var(--field);
  color: var(--on-field);
  position: relative;
  isolation: isolate;
}
.field h1, .field h2, .field h3 { color: var(--on-field); }
.field .lead { color: var(--on-field-mute); }
.field .tag  { color: var(--steel); }

/* soft grain over light violet bays */
.field::after {
  content: "";
  position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)' opacity='.5'/%3E%3C/svg%3E");
  opacity: .04;
  mix-blend-mode: multiply;
}

/* ---------- 5. Registration brackets (the signature) -------------------- */
.reg { position: relative; pointer-events: none; }
.reg > i {
  position: absolute;
  width: var(--bracket); height: var(--bracket);
  border: 0 solid var(--steel);
  pointer-events: none;
  transition: border-color .4s var(--ease), inset .5s var(--ease), opacity .4s var(--ease);
}
.reg > i:nth-child(1) { inset: 0 auto auto 0; border-top-width: var(--bracket-weight); border-left-width:  var(--bracket-weight); }
.reg > i:nth-child(2) { inset: 0 0 auto auto; border-top-width: var(--bracket-weight); border-right-width: var(--bracket-weight); }
.reg > i:nth-child(3) { inset: auto auto 0 0; border-bottom-width: var(--bracket-weight); border-left-width:  var(--bracket-weight); }
.reg > i:nth-child(4) { inset: auto 0 0 auto; border-bottom-width: var(--bracket-weight); border-right-width: var(--bracket-weight); }

.reg--fill { position: absolute; inset: 0; z-index: 3; }

.reg.is-locked > i { border-color: var(--orange); }

/* brackets sit slightly outside, then snap in when locked */
.reg.snap > i { inset: -14px auto auto -14px; opacity: .45; }
.reg.snap > i:nth-child(2) { inset: -14px -14px auto auto; }
.reg.snap > i:nth-child(3) { inset: auto auto -14px -14px; }
.reg.snap > i:nth-child(4) { inset: auto -14px -14px auto; }
.reg.snap.is-locked > i             { inset: -4px auto auto -4px; opacity: 1; }
.reg.snap.is-locked > i:nth-child(2){ inset: -4px -4px auto auto; }
.reg.snap.is-locked > i:nth-child(3){ inset: auto auto -4px -4px; }
.reg.snap.is-locked > i:nth-child(4){ inset: auto -4px -4px auto; }

/* ---------- 6. Buttons --------------------------------------------------- */
.btn {
  --btn-bg: var(--violet);
  --btn-fg: #fff;
  display: inline-flex;
  align-items: center;
  gap: .7em;
  background: var(--btn-bg);
  color: var(--btn-fg);
  border: var(--bracket-weight) solid var(--btn-bg);
  padding: .92em 1.5em;
  font-family: var(--display);
  font-weight: 600;
  font-size: .95rem;
  letter-spacing: -.01em;
  text-decoration: none;
  cursor: pointer;
  transition: transform .25s var(--ease), background-color .25s var(--ease), border-color .25s var(--ease), color .25s var(--ease);
}
.btn:hover { background: var(--violet-lift); border-color: var(--violet-lift); transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--fire { --btn-bg: var(--orange); }
.btn--fire:hover { background: var(--orange-lift); border-color: var(--orange-lift); }

.btn--ghost {
  --btn-bg: transparent;
  --btn-fg: var(--on-field);
  border-color: var(--line-field);
}
.btn--ghost:hover { background: transparent; border-color: var(--orange); color: var(--orange); }

.btn--quiet {
  --btn-bg: transparent;
  --btn-fg: var(--on-paper);
  border-color: var(--line-paper);
}
.btn--quiet:hover { background: var(--on-paper); border-color: var(--on-paper); color: var(--paper); }

.btn .arw { transition: transform .25s var(--ease); }
.btn:hover .arw { transform: translateX(4px); }

/* ---------- 7. Masthead -------------------------------------------------- */
.mast {
  position: sticky; top: 0; z-index: 90;
  background: var(--field);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--ease), background-color .3s var(--ease);
}
.mast.is-stuck { background: rgba(246,238,250,.92); border-bottom-color: var(--line-field); }

.mast__in {
  display: flex; align-items: center; gap: clamp(16px, 3vw, 40px);
  min-height: 74px;
}

.brand { display: flex; align-items: center; gap: .6rem; text-decoration: none; flex: none; }
.brand img { width: 34px; height: 34px; }
.brand b {
  font-family: var(--display); font-weight: 800; font-size: 1.16rem;
  letter-spacing: -.04em;
  color: var(--on-field);
}
.brand b span { color: var(--orange); }

.nav { display: flex; gap: clamp(14px, 2vw, 30px); margin-left: auto; }
.nav a {
  text-decoration: none;
  font-size: .93rem;
  font-weight: 500;
  color: var(--on-field-mute);
  padding: .35em 0;
  border-bottom: var(--bracket-weight) solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
  white-space: nowrap;
}
.nav a:hover, .nav a.is-here { color: var(--violet); border-bottom-color: var(--orange); }

/* language toggle */
.lang {
  display: inline-flex;
  border: 1px solid rgba(84,17,119,.18);
  flex: none;
  overflow: hidden;
}
.lang button {
  background: none; border: 0; cursor: pointer;
  font-family: var(--mono); font-size: .72rem; font-weight: 700;
  letter-spacing: .1em;
  padding: .5em .72em;
  color: var(--on-field-mute);
  transition: background-color .2s var(--ease), color .2s var(--ease);
}
.lang button[aria-pressed="true"] { background: var(--orange); color: #fff; }
.lang button:hover[aria-pressed="false"] { color: var(--violet); }

.burger { display: none; background: none; border: 1px solid rgba(84,17,119,.18); padding: .55em .7em; cursor: pointer; }
.burger span { display: block; width: 18px; height: 2px; background: var(--on-field); }
.burger span + span { margin-top: 4px; }

/* ---------- 8. Hero ------------------------------------------------------ */
.hero { background: var(--field); color: var(--on-field); overflow: hidden; }
.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
  gap: clamp(36px, 5vw, 76px);
  align-items: center;
  padding-block: clamp(56px, 8vw, 112px);
}
.hero .tag { color: var(--steel); }
.hero em.hl { color: var(--orange); }
.hero .tag::before { background: var(--orange); }

.hero h1 { color: var(--on-field); margin-bottom: 1.2rem; }
.hero .lead { color: var(--on-field-mute); margin: 0 0 2.1rem; }

.hero__acts { display: flex; flex-wrap: wrap; gap: 12px; }

/* --- viewfinder --- */
.finder {
  position: relative;
  aspect-ratio: 1 / 1;
  background:
    radial-gradient(120% 100% at 50% 0%, rgba(240,106,46,.18), transparent 58%),
    radial-gradient(80% 80% at 50% 80%, rgba(122,63,160,.14), transparent 70%),
    #F3E4F7;
  border: 1px solid var(--line-field);
  display: grid;
  place-items: center;
  overflow: hidden;
}
/* faint measurement grid */
.finder::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(167,174,186,.09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(167,174,186,.09) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(circle at 50% 50%, #000 35%, transparent 78%);
  -webkit-mask-image: radial-gradient(circle at 50% 50%, #000 35%, transparent 78%);
}

.finder__stage {
  position: relative;
  width: 57%;
  aspect-ratio: 1;
  perspective: 900px;
  margin-top: 9%;
}

.finder__card {
  position: relative;
  width: 100%; height: 100%;
  transform: rotateX(16deg) rotateZ(-3.5deg);
  transform-style: preserve-3d;
  transition: transform .8s var(--ease);
  box-shadow: 0 28px 50px -24px rgba(84,17,119,.28);
}
.finder__card img {
  width: 100%; height: 100%; object-fit: cover;
  transition: opacity .55s var(--ease);
}
.finder__card.is-locked { transform: rotateX(9deg) rotateZ(-1.5deg) scale(1.02); }

.finder__scan {
  position: absolute; left: -6%; right: -6%; height: 84px;
  background: linear-gradient(180deg, transparent, rgba(253,94,33,.32) 46%, rgba(253,94,33,.95) 50%, rgba(253,94,33,.32) 54%, transparent);
  filter: blur(.4px);
  animation: sweep 2.4s var(--ease) infinite;
  pointer-events: none;
}
@keyframes sweep {
  0%   { top: -16%; opacity: 0; }
  12%  { opacity: 1; }
  88%  { opacity: 1; }
  100% { top: 104%; opacity: 0; }
}
.finder.is-locked .finder__scan { opacity: 0; animation: none; }

/* floating AR label rising off the card */
.holo {
  position: absolute;
  left: 50%;
  bottom: calc(100% + 16px);
  transform: translate(-50%, 14px);
  opacity: 0;
  transition: opacity .5s var(--ease), transform .5s var(--ease);
  text-align: center;
  white-space: nowrap;
}
.finder.is-locked .holo { opacity: 1; transform: translate(-50%, 0); }
.holo__box {
  border: 1px solid var(--orange);
  background: var(--orange);
  backdrop-filter: blur(3px);
  padding: .55em .95em;
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(.85rem, 1.5vw, 1.05rem);
  color: #fff;
}
.holo__stem {
  width: 1px; height: 16px;
  background: linear-gradient(180deg, rgba(253,94,33,.9), transparent);
  margin: 0 auto;
}

/* status + id chips */
.finder__hud {
  position: absolute; inset: 0;
  padding: clamp(14px, 2.4vw, 22px);
  display: flex; flex-direction: column; justify-content: space-between;
  font-family: var(--mono); font-size: .68rem;
  letter-spacing: .13em; text-transform: uppercase;
  pointer-events: none;
}
.hud__row { display: flex; justify-content: space-between; gap: 12px; }
.hud__status { display: inline-flex; align-items: center; gap: .55em; color: var(--steel); }
.hud__dot { width: 7px; height: 7px; background: var(--steel); border-radius: 50%; animation: pulse 1.2s infinite; }
.finder.is-locked .hud__dot { background: var(--orange); animation: none; }
.finder.is-locked .hud__status { color: var(--orange); }
@keyframes pulse { 50% { opacity: .25; } }
.hud__id { color: var(--on-field-mute); }
.hud__id b { color: var(--violet); font-weight: 700; }

/* ---------- 9. Section: about ------------------------------------------- */
.about__grid {
  display: grid;
  grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
  gap: clamp(28px, 5vw, 80px);
  align-items: start;
}
.about__body p { margin: 0 0 1.15rem; max-width: 62ch; }
.about__body p:last-child { margin-bottom: 0; }
.about__body strong { font-weight: 600; color: var(--violet); }

.pull {
  border-left: var(--bracket-weight) solid var(--orange);
  padding-left: 1.3rem;
  margin-top: 2rem;
  font-family: var(--display);
  font-size: clamp(1.15rem, 2vw, 1.55rem);
  font-weight: 600;
  line-height: 1.28;
  letter-spacing: -.02em;
  max-width: 30ch;
}

/* ---------- 10. Section: steps (a real sequence) ------------------------ */
.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(20px, 3vw, 40px);
  margin-top: clamp(34px, 4vw, 56px);
  counter-reset: step;
}
.step { position: relative; }
.step__frame {
  position: relative;
  aspect-ratio: 5 / 4;
  background: var(--ink);
  display: grid; place-items: center;
  overflow: hidden;
  margin-bottom: 1.15rem;
}
.step__frame > img { height: 68%; width: auto; }
.step__no {
  position: absolute; top: 12px; left: 12px;
  font-family: var(--mono); font-size: .7rem; font-weight: 700;
  letter-spacing: .12em; color: var(--orange);
}
.step h3 { margin-bottom: .5rem; }
.step p { margin: 0; color: var(--on-paper-mute); font-size: .97rem; max-width: 34ch; }

/* phone frame for step 2 */
.phone {
  height: 82%; width: auto; aspect-ratio: 9/16;
  border: var(--bracket-weight) solid var(--steel);
  border-radius: 14px;
  position: relative;
  display: grid; place-items: center;
  background: #EFE0F6;
  overflow: hidden;
}
.phone::before {
  content: ""; position: absolute; top: 7px; left: 50%; transform: translateX(-50%);
  width: 28%; height: 4px; background: var(--steel); border-radius: 3px;
}
.phone img { width: 88%; opacity: .96; }
.phone .reg { position: absolute; inset: 17%; z-index: 2; --bracket: 15px; }
.phone .reg > i { border-color: var(--orange); }

/* step 3 — model rising off marker */
.rise { position: relative; height: 52%; aspect-ratio: 1; margin-top: 14%; }
.rise__mk { height: 100%; width: auto; opacity: .48; }
.rise::after {
  content: ""; position: absolute; left: 50%; bottom: 100%; width: 1px; height: 16px;
  background: linear-gradient(0deg, rgba(253,94,33,.9), transparent);
}
.rise__pop {
  position: absolute; left: 50%; bottom: calc(100% + 16px);
  transform: translateX(-50%);
  border: var(--bracket-weight) solid var(--orange);
  background: rgba(253,94,33,.12);
  padding: .42em .85em;
  white-space: nowrap;
}
.rise__pop span {
  font-family: var(--mono); font-size: .62rem; letter-spacing: .14em;
  color: var(--orange);
}

/* ---------- 11. Section: capability list -------------------------------- */
.caps { border-top: 1px solid var(--line-field); margin-top: clamp(34px, 4vw, 54px); }
.cap {
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr) minmax(0, 1.25fr);
  gap: clamp(14px, 3vw, 40px);
  align-items: baseline;
  padding: clamp(24px, 3vw, 36px) 0;
  border-bottom: 1px solid var(--line-field);
  position: relative;
  transition: padding-left .35s var(--ease);
}
.cap::before {
  content: "";
  position: absolute; left: 0; top: 0; bottom: -1px;
  width: 0; background: rgba(253,94,33,.07);
  transition: width .45s var(--ease);
  z-index: 0;
}
.cap:hover::before { width: 100%; }
.cap > * { position: relative; z-index: 1; }
.cap__no { font-family: var(--mono); font-size: .72rem; letter-spacing: .13em; color: var(--steel-deep); }
.cap:hover .cap__no { color: var(--orange); }
.cap h3 { color: var(--on-field); }
.cap p { margin: 0; color: var(--on-field-mute); font-size: .99rem; }

/* ---------- 12. Section: evidence --------------------------------------- */
.evid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1px;
  background: var(--line-paper);
  border: 1px solid var(--line-paper);
  margin-top: clamp(30px, 4vw, 50px);
}
.evid__cell {
  background: var(--white);
  padding: clamp(24px, 3vw, 34px);
  transition: background-color .3s var(--ease);
}
.evid__cell:hover { background: var(--paper-2); }
.evid__fig {
  font-family: var(--display); font-weight: 800;
  font-size: clamp(2.1rem, 3.6vw, 2.9rem);
  line-height: 1; letter-spacing: -.045em;
  color: var(--violet);
  margin-bottom: .55rem;
}
.evid__cell:nth-child(2) .evid__fig,
.evid__cell:nth-child(4) .evid__fig { color: var(--orange); }
.evid__cell p { margin: 0; font-size: .97rem; color: var(--on-paper-mute); }
.evid__src {
  margin: 1.15rem 0 0;
  font-size: .82rem;
  font-style: italic;
  color: var(--steel);
}

/* ---------- 13. Marker grid --------------------------------------------- */
.mk-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(238px, 1fr));
  gap: clamp(18px, 2.4vw, 30px);
  margin-top: clamp(30px, 4vw, 52px);
}
.mk {
  display: flex; flex-direction: column;
  background: var(--white);
  border: 1px solid var(--line-field);
  text-decoration: none;
  transition: border-color .3s var(--ease), transform .3s var(--ease);
}
.mk:hover, .mk:focus-within { border-color: rgba(253,94,33,.55); transform: translateY(-3px); }
.mk__shot { position: relative; aspect-ratio: 1; overflow: hidden; }
.mk__shot img { width: 100%; height: 100%; object-fit: cover; }
.mk__shot::after {
  content: ""; position: absolute; inset: 0; z-index: 2; pointer-events: none;
  box-shadow: inset 0 0 0 0 var(--orange);
  transition: box-shadow .3s var(--ease);
}
.mk:hover .mk__shot::after,
.mk:focus-within .mk__shot::after { box-shadow: inset 0 0 0 var(--bracket-weight) var(--orange); }
.mk__meta { padding: 1rem 1.05rem 1.15rem; border-top: 1px solid var(--line-field); }
.mk__id {
  font-family: var(--mono); font-size: .66rem; font-weight: 700;
  letter-spacing: .14em; color: var(--orange); display: block; margin-bottom: .4rem;
}
.mk__name { font-family: var(--display); font-weight: 600; font-size: 1.03rem; color: var(--on-field); letter-spacing: -.015em; }
.mk__sub { font-size: .84rem; color: var(--on-field-mute); margin-top: .18rem; }
.mk__acts { display: flex; gap: 8px; margin-top: .95rem; }
.mk__acts a, .mk__acts button {
  flex: 1;
  text-align: center;
  font-family: var(--mono); font-size: .66rem; font-weight: 700;
  letter-spacing: .1em; text-transform: uppercase;
  padding: .68em .4em;
  border: 1px solid var(--line-field);
  background: none; color: var(--on-field-mute);
  text-decoration: none; cursor: pointer;
  transition: border-color .2s var(--ease), color .2s var(--ease), background-color .2s var(--ease);
}
.mk__acts a:hover, .mk__acts button:hover { border-color: var(--orange); color: var(--orange); }

.mk-rail {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(10px, 2vw, 22px);
  margin-top: clamp(30px, 4vw, 52px);
}
.mk-rail__viewport {
  overflow: hidden;
  width: min(100%, 340px);
  position: relative;
}
.mk-rail .mk-grid {
  display: flex;
  flex-wrap: nowrap;
  gap: 0;
  margin-top: 0;
  width: 100%;
  transition: transform .45s var(--ease);
  will-change: transform;
}
.mk-rail .mk {
  flex: 0 0 100%;
  min-width: 100%;
  max-width: 100%;
  width: 100%;
  box-sizing: border-box;
}
.mk-rail .mk:hover,
.mk-rail .mk:focus-within { transform: none; }
.mk-rail .mk[aria-hidden="true"] { pointer-events: none; }
.mk-rail__btn {
  flex: none;
  width: 46px; height: 46px;
  display: grid; place-items: center;
  background: var(--white);
  color: var(--on-field);
  border: 1px solid var(--line-field);
  cursor: pointer;
  transition: border-color .2s var(--ease), color .2s var(--ease), background-color .2s var(--ease);
}
.mk-rail__btn:hover,
.mk-rail__btn:focus-visible { border-color: var(--orange); color: var(--orange); }
.mk-rail__btn:disabled { opacity: .35; cursor: default; color: var(--steel); border-color: var(--line-field); }
.mk-rail__status {
  margin: .9rem 0 0;
  text-align: center;
  font-family: var(--mono); font-size: .68rem;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--steel-deep);
}

/* ---------- 14. Download bay -------------------------------------------- */
.dl__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, .78fr);
  gap: clamp(28px, 5vw, 70px);
  align-items: center;
}
.dl__panel {
  background: var(--white); color: var(--on-field);
  padding: clamp(26px, 3.4vw, 40px);
  position: relative;
}
.dl__panel h3 { color: var(--on-field); margin-bottom: .55rem; }
.dl__panel p { color: var(--on-field-mute); font-size: .95rem; margin: 0 0 1.5rem; }
.dl__spec {
  font-family: var(--mono); font-size: .68rem; letter-spacing: .11em;
  color: var(--steel-deep); margin-top: 1.2rem; text-transform: uppercase;
}

/* ---------- 14b. Quote request -------------------------------------------- */
.contact__grid {
  display: grid;
  grid-template-columns: minmax(0, .84fr) minmax(0, 1.16fr);
  gap: clamp(30px, 5vw, 72px);
  align-items: start;
}

.facts { list-style: none; margin: 2rem 0 0; padding: 0; }
.facts li {
  display: grid; gap: .28rem;
  padding: 1.05rem 0;
  border-top: 1px solid var(--line-field);
}
.facts b {
  font-family: var(--display); font-weight: 600;
  font-size: .99rem; color: var(--on-field); letter-spacing: -.012em;
}
.facts span { font-size: .91rem; color: var(--on-field-mute); }

.bm__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(18px, 3vw, 36px);
  margin-top: 2rem;
}
.bm__cell {
  display: grid;
  gap: .28rem;
  padding: 1.05rem 0;
  border-top: 1px solid var(--line-field);
}
.bm__cell b {
  font-family: var(--display); font-weight: 600;
  font-size: .99rem; color: var(--on-field); letter-spacing: -.012em;
}
.bm__cell span { font-size: .91rem; color: var(--on-field-mute); }

.direct {
  margin-top: 1.5rem;
  font-family: var(--mono); font-size: .7rem;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--steel-deep);
}
.direct a { color: var(--orange); text-decoration: none; text-transform: none; letter-spacing: .04em; }
.direct a:hover { text-decoration: underline; }

.form {
  position: relative;
  background: var(--white);
  border: 1px solid var(--line-field);
  padding: clamp(22px, 3.2vw, 38px);
}
.form .reg > i { border-color: rgba(167,174,186,.5); }
.form:focus-within .reg > i { border-color: var(--orange); }

.form__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.fld { display: grid; gap: .42rem; }
.fld--wide { grid-column: 1 / -1; }

.fld > label {
  font-family: var(--mono); font-size: .65rem; font-weight: 500;
  letter-spacing: .14em; line-height: 1.35; text-transform: uppercase;
  color: var(--steel-deep);
  display: flex; flex-wrap: wrap; align-items: baseline; gap: .2em .6em;
  min-height: 1.9em;
}
.fld .opt { color: rgba(101,108,126,.8); letter-spacing: .1em; text-transform: none; }

.fld input, .fld select, .fld textarea {
  font-family: var(--body); font-size: .97rem;
  color: var(--on-field);
  background: rgba(255,255,255,.72);
  border: 1px solid var(--line-field);
  border-radius: 0;
  padding: .78em .9em;
  width: 100%;
  -webkit-appearance: none; appearance: none;
  transition: border-color .2s var(--ease), background-color .2s var(--ease);
}
.fld textarea { resize: vertical; min-height: 132px; line-height: 1.55; }
.fld select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none'%3E%3Cpath d='M1 1.5 6 6.5l5-5' stroke='%23A7AEBA' stroke-width='1.6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 2.6em;
  cursor: pointer;
}
.fld select option { background: #FFFBF7; color: #2A1838; }
.fld input::placeholder, .fld textarea::placeholder { color: rgba(94,82,104,.55); }
.fld input:focus, .fld select:focus, .fld textarea:focus {
  outline: none;
  border-color: var(--orange);
  background: rgba(253,94,33,.06);
}
.fld input:user-invalid, .fld textarea:user-invalid { border-color: #E0473B; }

.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }

.form__foot {
  display: flex; flex-wrap: wrap; align-items: center;
  gap: 14px 20px;
  margin-top: 22px;
}
.form__note { font-size: .82rem; color: var(--on-field-mute); max-width: 32ch; margin: 0; }
.btn[disabled] { opacity: .5; cursor: not-allowed; transform: none; }

.form__status {
  display: none;
  margin-top: 18px;
  padding: .85em 1.05em;
  border-left: var(--bracket-weight) solid var(--steel-deep);
  font-size: .91rem;
  line-height: 1.5;
}
.form__status.is-on { display: block; }
.form__status.is-ok  { border-color: var(--orange); background: rgba(240,106,46,.09); color: var(--on-field); }
.form__status.is-bad { border-color: #E0473B; background: rgba(224,71,59,.1); color: #9B2C24; }
.form__status a { color: var(--orange); }

/* ---------- 15. Footer --------------------------------------------------- */
.foot { background: var(--paper); color: var(--on-paper); border-top: 1px solid var(--line-paper); padding-block: clamp(52px, 6vw, 82px) 34px; }
.foot__hint {
  display: block; margin-top: .15rem;
  font-family: var(--mono); font-size: .61rem;
  letter-spacing: .13em; text-transform: uppercase; color: var(--steel-deep);
}
.foot__top {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr) minmax(0, 1fr);
  gap: clamp(28px, 4vw, 56px);
  padding-bottom: clamp(34px, 4vw, 50px);
  border-bottom: 1px solid var(--line-field);
}
.foot .brand b { color: var(--on-field); }
.foot__blurb { color: var(--on-field-mute); font-size: .94rem; margin: 1rem 0 0; max-width: 34ch; }
.foot__legal { color: var(--steel); font-size: .82rem; margin: .55rem 0 0; max-width: 42ch; line-height: 1.5; }
.foot__contact-h { margin-top: 1.6rem !important; }
.foot h4 {
  font-family: var(--mono); font-size: .68rem; font-weight: 500;
  letter-spacing: .17em; text-transform: uppercase; color: var(--steel-deep);
  margin: 0 0 1.05rem;
}
.foot__links { list-style: none; margin: 0; padding: 0; display: grid; gap: .55rem; }
.foot__links a { text-decoration: none; color: var(--on-field-mute); font-size: .95rem; transition: color .2s var(--ease); }
.foot__links a:hover { color: var(--orange); }

.funders {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
}
.funders a {
  display: block;
  background: var(--white);
  padding: 14px 18px;
  transition: transform .25s var(--ease);
}
.funders a:hover { transform: translateY(-2px); }
.funders img { height: 56px; width: auto; }

.foot__base {
  display: flex; flex-wrap: wrap; gap: 12px 26px;
  justify-content: space-between; align-items: center;
  padding-top: 26px;
  font-family: var(--mono); font-size: .68rem;
  letter-spacing: .1em; text-transform: uppercase; color: var(--steel-deep);
}
.foot__base a { color: var(--steel-deep); text-decoration: none; }
.foot__base a:hover { color: var(--orange); }

/* ---------- 16. Page header (demo) -------------------------------------- */
.phead { padding-block: clamp(52px, 7vw, 92px) clamp(30px, 4vw, 46px); }
.phead h1 { margin-bottom: 1.1rem; }
.crumbs {
  font-family: var(--mono); font-size: .68rem; letter-spacing: .13em;
  text-transform: uppercase; color: var(--steel-deep); margin-bottom: 1.3rem;
}
.crumbs a { text-decoration: none; color: var(--orange); }

.howto {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: clamp(16px, 2.4vw, 30px);
  margin-top: clamp(28px, 3.5vw, 44px);
  padding-top: clamp(24px, 3vw, 34px);
  border-top: 1px solid var(--line-field);
}
.howto__item h4 {
  font-family: var(--display); font-size: 1rem; font-weight: 600;
  color: var(--on-field); margin: 0 0 .45rem; letter-spacing: -.01em;
  text-transform: none;
}
.howto__item p { margin: 0; font-size: .92rem; color: var(--on-field-mute); }
.howto__no { font-family: var(--mono); font-size: .68rem; letter-spacing: .13em; color: var(--orange); display: block; margin-bottom: .5rem; }

.bar {
  display: flex; flex-wrap: wrap; gap: 12px; align-items: center;
  margin-top: clamp(26px, 3vw, 38px);
}

/* ---------- 17. Reveal on scroll ---------------------------------------- */
[data-rise] { opacity: 0; transform: translateY(18px); }
[data-rise].in { opacity: 1; transform: none; transition: opacity .7s var(--ease), transform .7s var(--ease); }

/* ---------- 18. Responsive ---------------------------------------------- */
@media (max-width: 980px) {
  .hero__grid,
  .about__grid,
  .dl__grid { grid-template-columns: minmax(0, 1fr); }
  .hero__grid { padding-block: clamp(40px, 7vw, 72px); }
  .finder { max-width: 520px; margin-inline: auto; width: 100%; }
  .steps { grid-template-columns: minmax(0, 1fr); gap: 30px; }
  .step__frame { aspect-ratio: 16/9; }
  .contact__grid { grid-template-columns: minmax(0, 1fr); }
  .bm__grid { grid-template-columns: minmax(0, 1fr); }
  .cap { grid-template-columns: 54px minmax(0, 1fr); }
  .cap p { grid-column: 2; }
  .foot__top { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 760px) {
  .nav {
    position: fixed; inset: 74px 0 auto 0;
    background: rgba(246,238,250,.98);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line-field);
    flex-direction: column;
    gap: 0;
    padding: 8px var(--gutter) 20px;
    display: none;
  }
  .nav.is-open { display: flex; }
  .nav a { padding: .8em 0; border-bottom: 1px solid var(--line-field); }
  .nav a:hover, .nav a.is-here { border-bottom-color: var(--line-field); color: var(--orange); }
  .hero .tag { font-size: .645rem; letter-spacing: .13em; }
  .hero .tag::before { width: 18px; }
  .burger { display: block; margin-left: auto; order: 3; }
  .lang { order: 2; margin-left: auto; }
  .burger { margin-left: 10px; }
  .form__grid { grid-template-columns: minmax(0, 1fr); }
  .form__foot .btn { width: 100%; justify-content: center; }
  .hero__acts .btn { width: 100%; justify-content: center; }
  :root { --bracket: 16px; }
}

/* ---------- 19. Reduced motion ------------------------------------------ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  [data-rise] { opacity: 1; transform: none; }
  .finder__scan { display: none; }
  .mk-rail .mk-grid { transition: none; }
}

/* ---------- 20. Print (marker sheets) ------------------------------------ */
@media print {
  @page { margin: 12mm; }
  body { background: #fff; color: #000; }
  .mast, .foot, .hero, .bar, .howto, .crumbs, .skip, .mk__acts, .form, .no-print { display: none !important; }
  .phead { padding: 0 0 8mm; }
  .phead .lead { color: #000; }
  .field { background: #fff !important; color: #000 !important; }
  .field::after { display: none; }
  .field h1, .field h2, .field h3, .field h4, .field p { color: #000 !important; }
  .phead h1 { font-size: 15pt; letter-spacing: -.01em; margin-bottom: 3mm; }
  .phead .lead { font-size: 9pt; max-width: none; }
  .mk__shot img {
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }
  .mk-grid {
    display: flex; flex-wrap: wrap; gap: 8mm;
    margin: 0; justify-content: flex-start;
  }
  .mk {
    display: block; border: 0; background: #fff;
    break-inside: avoid; page-break-inside: avoid;
    break-after: auto; page-break-after: auto;
    text-align: center;
    width: 40mm;
  }
  .mk__shot { width: 40mm; height: 40mm; margin: 0 auto; aspect-ratio: auto; }
  .mk__shot .reg { display: none; }
  .mk__meta { border: 0; padding-top: 2mm; }
  .mk__name, .mk__id { color: #000 !important; font-size: 8pt; }
  .mk__sub { color: #333 !important; font-size: 7pt; }
  body.print-one .mk { display: none; }
  body.print-one .mk.print-me { display: block; }
}

/* ---------- 21. Anchor offset for the sticky masthead ------------------- */
section[id], article[id] { scroll-margin-top: 92px; }