/* ==========================================================================
   Wavify — design system
   Direction: photo-led warm. Cream ground, terracotta accent used once per
   screen, full-bleed photography, glass cards, 20px radii.
   Deliberately shares no tokens with the earlier sand/Instrument-Serif work.
   ========================================================================== */

/* --- 1. Tokens ---------------------------------------------------------- */

:root {
  /* ground */
  --cream:      #F7F4EF;
  --paper:      #FFFFFF;
  --sand:       #EFE9E0;
  --night:      #14100D;
  --night-2:    #211A15;

  /* ink */
  --ink:        #1A1714;
  --ink-70:     #57504A;
  --ink-45:     #8B837B;
  --ink-on-dark:#F4EFE8;

  /* line */
  --line:       #E4DDD3;
  --line-soft:  rgba(26, 23, 20, .09);
  --line-dark:  rgba(244, 239, 232, .16);

  /* accent — terracotta. One per screen. */
  --clay:       #C75B2C;
  --clay-700:   #A2451F;
  --clay-50:    #FAEDE5;

  /* semantic */
  --ok:         #4C7A5B;

  /* geometry */
  --r-xl:  28px;
  --r-lg:  20px;
  --r-md:  14px;
  --r-sm:  10px;
  --r-pill: 999px;

  /* elevation */
  --sh-1: 0 1px 2px rgba(26,23,20,.05), 0 8px 20px -14px rgba(26,23,20,.30);
  --sh-2: 0 2px 4px rgba(26,23,20,.05), 0 18px 44px -22px rgba(26,23,20,.42);
  --sh-glass: 0 8px 32px -12px rgba(0,0,0,.45);

  /* layout */
  --wrap: 1200px;
  --gut: 24px;

  /* type */
  --display: 'Bricolage Grotesque', 'Segoe UI', system-ui, sans-serif;
  --body: 'Figtree', 'Segoe UI', system-ui, -apple-system, sans-serif;
}

@media (min-width: 900px) { :root { --gut: 40px; } }

/* --- 2. Reset ----------------------------------------------------------- */

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

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

body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--body);
  font-size: 16px;          /* floor: this audience is 35–60 */
  line-height: 1.6;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg, video { display: block; max-width: 100%; }
button, input, select, textarea { font: inherit; color: inherit; }
button { background: none; border: 0; cursor: pointer; }
a { color: inherit; text-decoration: none; }

:focus-visible {
  outline: 2.5px solid var(--clay);
  outline-offset: 3px;
  border-radius: 4px;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    transition-duration: .001ms !important;
  }
}

/* --- 3. Type ------------------------------------------------------------ */

h1, h2, h3, h4 {
  font-family: var(--display);
  font-weight: 600;
  line-height: 1.04;
  letter-spacing: -.028em;
  margin: 0;
  text-wrap: balance;
}

h1 { font-size: clamp(2.5rem, 6.2vw, 4.5rem); }
h2 { font-size: clamp(1.95rem, 3.9vw, 3rem); }
h3 { font-size: clamp(1.2rem, 1.7vw, 1.45rem); letter-spacing: -.02em; line-height: 1.18; }
h4 { font-size: 1.05rem; letter-spacing: -.015em; }

p { margin: 0; }

.lead {
  font-size: clamp(1.05rem, 1.5vw, 1.2rem);
  line-height: 1.55;
  color: var(--ink-70);
  max-width: 54ch;
}

.eyebrow {
  display: inline-block;
  font-size: .74rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink-45);
}
.eyebrow--clay { color: var(--clay); }
.eyebrow--dark { color: rgba(244,239,232,.62); }

.muted { color: var(--ink-70); }
.small { font-size: .875rem; line-height: 1.55; }
.fine  { font-size: .8rem; line-height: 1.5; color: var(--ink-45); }

.num {
  font-family: var(--display);
  font-weight: 600;
  letter-spacing: -.035em;
  font-variant-numeric: tabular-nums;
}

/* --- 4. Layout ---------------------------------------------------------- */

.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gut); }

.section { padding-block: clamp(56px, 8vw, 104px); }
.section--tight { padding-block: clamp(40px, 5vw, 68px); }
.section--sand { background: var(--sand); }
.section--night { background: var(--night); color: var(--ink-on-dark); }
.section--night h2, .section--night h3 { color: var(--ink-on-dark); }
.section--night .lead, .section--night .muted { color: rgba(244,239,232,.68); }

.head {
  display: grid;
  gap: 18px;
  margin-bottom: clamp(28px, 4vw, 46px);
}
@media (min-width: 860px) {
  .head { grid-template-columns: minmax(0,1.15fr) minmax(0,.85fr); align-items: end; gap: 48px; }
  .head > .lead { justify-self: end; }
}

.stack   { display: grid; gap: 14px; }
.stack-8 { display: grid; gap: 8px; }
.row     { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }

.grid { display: grid; gap: 14px; }
@media (min-width: 700px)  { .grid--2 { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (min-width: 700px)  { .grid--3 { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (min-width: 1000px) { .grid--3 { grid-template-columns: repeat(3, minmax(0,1fr)); } }

.rule { height: 1px; background: var(--line); border: 0; margin: 0; }

/* --- 5. Buttons --------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: 48px;                 /* ≥44px hit target */
  padding: 12px 22px;
  border-radius: var(--r-pill);
  font-size: .95rem;
  font-weight: 600;
  letter-spacing: -.01em;
  white-space: nowrap;
  border: 1.5px solid transparent;
  transition: background .18s ease, color .18s ease, border-color .18s ease, transform .18s ease;
}
.btn:active { transform: translateY(1px); }

.btn--primary { background: var(--ink); color: var(--cream); }
.btn--primary:hover { background: var(--clay); }

.btn--clay { background: var(--clay); color: #fff; }
.btn--clay:hover { background: var(--clay-700); }

.btn--ghost { border-color: var(--line); color: var(--ink); background: var(--paper); }
.btn--ghost:hover { border-color: var(--ink); }

.btn--onphoto {
  background: rgba(255,255,255,.94);
  color: var(--ink);
  backdrop-filter: blur(8px);
}
.btn--onphoto:hover { background: #fff; }

.btn--onnight { border-color: var(--line-dark); color: var(--ink-on-dark); }
.btn--onnight:hover { background: rgba(244,239,232,.1); }

.btn--sm { min-height: 40px; padding: 8px 16px; font-size: .875rem; }
.btn--block { width: 100%; justify-content: center; }

.link-arrow {
  display: inline-flex; align-items: center; gap: 7px;
  font-weight: 600; font-size: .92rem; color: var(--clay);
}
.link-arrow svg { transition: transform .2s ease; }
.link-arrow:hover svg { transform: translateX(3px); }

/* --- 6. Chips / tags ---------------------------------------------------- */

.chip {
  display: inline-flex; align-items: center; gap: 8px;
  min-height: 44px;
  padding: 9px 18px;
  border-radius: var(--r-pill);
  border: 1.5px solid var(--line);
  background: var(--paper);
  font-size: .92rem; font-weight: 500; color: var(--ink-70);
  transition: border-color .18s ease, background .18s ease, color .18s ease;
}
.chip:hover { border-color: var(--ink-45); color: var(--ink); }
.chip[aria-pressed="true"], .chip[aria-selected="true"] {
  background: var(--ink); border-color: var(--ink); color: var(--cream); font-weight: 600;
}

.tag {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 11px;
  border-radius: var(--r-pill);
  background: var(--clay-50);
  color: var(--clay-700);
  font-size: .76rem; font-weight: 600; letter-spacing: .01em;
}
.tag--plain { background: rgba(26,23,20,.05); color: var(--ink-70); }
.tag--dark  { background: rgba(244,239,232,.12); color: rgba(244,239,232,.82); }

/* --- 7. Photo holders --------------------------------------------------- */
/* Images that have not been generated yet fall back to their LQIP gradient,
   so a missing file reads as an unlit room rather than a broken box.        */

.ph {
  position: relative;
  overflow: hidden;
  border-radius: var(--r-lg);
  background: var(--lqip, linear-gradient(150deg, #C9B7A2, #6E5A47));
  isolation: isolate;
}
.ph > img {
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity .6s ease;
}
.ph > img.is-loaded { opacity: 1; }
.ph--4x3  { aspect-ratio: 4 / 3; }
.ph--1x1  { aspect-ratio: 1 / 1; }
.ph--3x2  { aspect-ratio: 3 / 2; }
.ph--16x9 { aspect-ratio: 16 / 9; }
.ph--tall { aspect-ratio: 3 / 4; }

.ph__scrim {
  position: absolute; inset: 0;
  background: linear-gradient(178deg, rgba(20,16,13,.42) 0%, rgba(20,16,13,0) 34%, rgba(20,16,13,.10) 58%, rgba(20,16,13,.78) 100%);
  pointer-events: none;
}
.ph__caption {
  position: absolute; left: 18px; right: 18px; bottom: 16px;
  color: #fff;
  text-shadow: 0 1px 12px rgba(0,0,0,.4);
}

/* Glass card floating on photography — the core reference gesture */
.glass {
  background: rgba(24, 19, 15, .52);
  backdrop-filter: blur(16px) saturate(1.2);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: var(--r-md);
  box-shadow: var(--sh-glass);
  color: #fff;
  padding: 16px 18px;
}
.glass--light {
  background: rgba(255,255,255,.86);
  border-color: rgba(255,255,255,.9);
  color: var(--ink);
}

/* --- 8. Cards ----------------------------------------------------------- */

.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 22px;
  transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}
.card--hover:hover { border-color: var(--ink-45); box-shadow: var(--sh-1); transform: translateY(-2px); }
.card--flush { padding: 0; overflow: hidden; }
.card--flush .card__body { padding: 20px 22px 24px; }
.card--night { background: var(--night-2); border-color: var(--line-dark); color: var(--ink-on-dark); }
.card--clay  { background: var(--clay); border-color: var(--clay); color: #fff; }
.card--clay h3, .card--clay p { color: #fff; }

/* --- 9. Header ---------------------------------------------------------- */

.site-header {
  position: sticky; top: 0; z-index: 60;
  background: rgba(247,244,239,.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s ease, background .2s ease;
}
.site-header.is-stuck { border-bottom-color: var(--line); }

.site-header__inner {
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  min-height: 72px;
}

/* Lockup: the supplied artwork, background removed to alpha.
   Two colourways — wavify-lockup.png on light grounds, -light.png on dark.
   Sized by height only; width:auto keeps the artwork's own proportions.
   Source master: logo/new series/ (see README). */
.logo { display: inline-flex; align-items: center; flex: none; }
.logo img {
  height: 34px;
  width: auto;
  display: block;
}
.site-footer .logo img { height: 38px; }
.drawer .logo img { height: 30px; }
@media (max-width: 480px) { .site-header .logo img { height: 29px; } }

.nav { display: none; align-items: center; gap: 4px; }
@media (min-width: 1000px) { .nav { display: flex; } }
.nav a {
  padding: 9px 13px;
  border-radius: var(--r-pill);
  font-size: .93rem; font-weight: 500; color: var(--ink-70);
  transition: color .16s ease, background .16s ease;
}
.nav a:hover { color: var(--ink); background: rgba(26,23,20,.05); }
.nav a[aria-current="page"] { color: var(--ink); font-weight: 600; }

.header-cta { display: none; }
@media (min-width: 1000px) { .header-cta { display: inline-flex; } }

.burger {
  display: inline-flex; align-items: center; justify-content: center;
  width: 46px; height: 46px;
  border-radius: var(--r-pill);
  border: 1.5px solid var(--line);
  background: var(--paper);
}
@media (min-width: 1000px) { .burger { display: none; } }

.drawer {
  position: fixed; inset: 0; z-index: 70;
  background: var(--cream);
  padding: 20px var(--gut) 40px;
  display: grid; align-content: start; gap: 4px;
  overflow-y: auto;
}
.drawer[hidden] { display: none; }
.drawer__top { display: flex; align-items: center; justify-content: space-between; min-height: 52px; margin-bottom: 18px; }
.drawer a.drawer__link {
  font-family: var(--display); font-size: 1.6rem; font-weight: 600; letter-spacing: -.03em;
  padding: 12px 0; border-bottom: 1px solid var(--line-soft);
}
.drawer .btn { margin-top: 22px; }

/* --- 10. Hero ----------------------------------------------------------- */

.hero { padding-top: 14px; }

.hero__frame {
  position: relative;
  border-radius: var(--r-xl);
  overflow: hidden;
  min-height: clamp(420px, 62vh, 620px);
  display: flex;
  align-items: flex-end;
  background: var(--lqip);
}
.hero__frame > img {
  position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: cover;
  opacity: 0; transition: opacity .8s ease;
}
.hero__frame > img.is-loaded { opacity: 1; }
.hero__veil {
  position: absolute; inset: 0;
  background:
    linear-gradient(96deg, rgba(20,16,13,.80) 0%, rgba(20,16,13,.52) 42%, rgba(20,16,13,.10) 78%),
    linear-gradient(0deg, rgba(20,16,13,.55) 0%, rgba(20,16,13,0) 45%);
}
.hero__content {
  position: relative;
  padding: clamp(28px, 4vw, 52px);
  /* clear the router shelf, which overlaps the frame by 34px */
  padding-bottom: calc(clamp(28px, 4vw, 52px) + 34px);
  color: #fff;
  max-width: 46rem;
}
.hero__content h1 { color: #fff; }
.hero__content .lead { color: rgba(255,255,255,.9); margin-top: 18px; }

.hero__status {
  position: absolute; right: 22px; top: 22px;
  width: 210px;
  display: none;
}
@media (min-width: 900px) { .hero__status { display: block; } }
.hero__status .num { font-size: 2rem; line-height: 1; }

/* Router shelf — the three-way qualifier, overlapping the photo */
.router {
  position: relative;
  z-index: 2;
  margin: -34px auto 0;
  max-width: calc(var(--wrap) - var(--gut) * 2 - 48px);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-2);
  padding: 20px;
}
.router__label { display: block; margin-bottom: 12px; }
.router__opts { display: flex; flex-wrap: wrap; gap: 8px; }
.router__out {
  margin-top: 16px; padding-top: 16px;
  border-top: 1px solid var(--line-soft);
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 14px;
}
.router__out p { max-width: 52ch; color: var(--ink-70); font-size: .95rem; }

/* --- 11. Installs strip ------------------------------------------------- */

.install__meta {
  display: flex; flex-wrap: wrap; gap: 8px 14px;
  margin-top: 10px;
  font-size: .82rem; color: var(--ink-45); font-weight: 500;
}
.install__meta span { display: inline-flex; align-items: center; gap: 6px; }
.dot { width: 5px; height: 5px; border-radius: 50%; background: var(--clay); flex: none; }

/* --- 12. Before / after ------------------------------------------------- */

.ba {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  aspect-ratio: 3 / 2;
  touch-action: pan-y;
  user-select: none;
  cursor: ew-resize;
  background: var(--lqip);
}
.ba__layer { position: absolute; inset: 0; }
.ba__layer img { width: 100%; height: 100%; object-fit: cover; opacity: 0; transition: opacity .6s ease; }
.ba__layer img.is-loaded { opacity: 1; }
.ba__layer--after { clip-path: inset(0 0 0 var(--pos, 50%)); }
.ba__handle {
  position: absolute; top: 0; bottom: 0;
  left: var(--pos, 50%);
  width: 2px; background: #fff;
  box-shadow: 0 0 0 1px rgba(0,0,0,.12);
  transform: translateX(-1px);
}
.ba__grip {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 52px; height: 52px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 4px 18px rgba(0,0,0,.28);
  display: grid; place-items: center;
  color: var(--ink);
}
.ba__tag {
  position: absolute; bottom: 16px;
  padding: 6px 13px;
  border-radius: var(--r-pill);
  background: rgba(20,16,13,.62);
  backdrop-filter: blur(8px);
  color: #fff; font-size: .78rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase;
}
.ba__tag--l { left: 16px; }
.ba__tag--r { right: 16px; }
.ba input[type="range"] {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  opacity: 0; margin: 0; cursor: ew-resize;
}
/* the range is invisible by design, so surface focus on the frame instead —
   otherwise keyboard users get no indication the slider is theirs to drive */
.ba:has(input[type="range"]:focus-visible) {
  outline: 2.5px solid var(--clay);
  outline-offset: 3px;
}
.ba:has(input[type="range"]:focus-visible) .ba__grip {
  box-shadow: 0 4px 18px rgba(0,0,0,.28), 0 0 0 3px var(--clay);
}

/* --- 13. Room tabs ------------------------------------------------------ */

.tabs { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 4px; scrollbar-width: none; }
.tabs::-webkit-scrollbar { display: none; }

.room {
  display: grid; gap: 16px;
  margin-top: 22px;
}
@media (min-width: 900px) {
  .room { grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 22px; align-items: stretch; }
}
.room__photo { min-height: 300px; }
.room__panel { display: flex; flex-direction: column; gap: 16px; }
.room__list { list-style: none; margin: 0; padding: 0; display: grid; gap: 11px; }
.room__list li { position: relative; padding-left: 22px; color: var(--ink-70); font-size: .95rem; line-height: 1.5; }
.room__list li::before {
  content: ""; position: absolute; left: 0; top: .52em;
  width: 7px; height: 7px; border-radius: 50%; background: var(--clay);
}
.room__foot { margin-top: auto; padding-top: 16px; border-top: 1px solid var(--line-soft); }

/* --- 14. Steps ---------------------------------------------------------- */

.step { display: grid; gap: 12px; }
.step__n {
  font-family: var(--display); font-weight: 600; font-size: 2.6rem; line-height: 1;
  letter-spacing: -.05em;
  color: var(--clay);
}
.step__rule { height: 1px; background: var(--line); }

/* --- 15. Estimator ------------------------------------------------------ */

.est { display: grid; gap: 18px; }
@media (min-width: 940px) { .est { grid-template-columns: minmax(0,1.15fr) minmax(0,.85fr); gap: 22px; align-items: start; } }

.field { display: grid; gap: 10px; padding-block: 18px; border-top: 1px solid var(--line-soft); }
.field:first-of-type { border-top: 0; padding-top: 0; }
.field__label { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.field__label b { font-size: .98rem; font-weight: 600; }
.field__label span { font-size: .85rem; color: var(--ink-45); font-variant-numeric: tabular-nums; }

.slider {
  -webkit-appearance: none; appearance: none;
  width: 100%; height: 34px; background: transparent; cursor: pointer;
}
.slider::-webkit-slider-runnable-track { height: 6px; border-radius: 999px; background: var(--line); }
.slider::-moz-range-track { height: 6px; border-radius: 999px; background: var(--line); }
.slider::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 26px; height: 26px; margin-top: -10px;
  border-radius: 50%; background: var(--clay);
  border: 3px solid #fff; box-shadow: 0 2px 8px rgba(26,23,20,.3);
}
.slider::-moz-range-thumb {
  width: 26px; height: 26px; border: 3px solid #fff;
  border-radius: 50%; background: var(--clay); box-shadow: 0 2px 8px rgba(26,23,20,.3);
}

.toggle {
  display: flex; align-items: center; gap: 12px;
  padding: 13px 15px;
  border: 1.5px solid var(--line);
  border-radius: var(--r-md);
  background: var(--paper);
  cursor: pointer;
  transition: border-color .16s ease, background .16s ease;
}
.toggle:hover { border-color: var(--ink-45); }
.toggle:has(input:checked) { border-color: var(--clay); background: var(--clay-50); }
.toggle:has(input:focus-visible) { outline: 2.5px solid var(--clay); outline-offset: 3px; }
.toggle input { width: 20px; height: 20px; accent-color: var(--clay); flex: none; margin: 0; cursor: pointer; }
.toggle__name { font-size: .93rem; font-weight: 500; }
.toggle__price { margin-left: auto; font-size: .84rem; color: var(--ink-45); white-space: nowrap; }

.result {
  position: sticky; top: 96px;
  background: var(--night); color: var(--ink-on-dark);
  border-radius: var(--r-lg);
  padding: 26px;
  display: grid; gap: 16px;
}
.result__range {
  font-family: var(--display); font-weight: 600;
  font-size: clamp(1.85rem, 3.6vw, 2.6rem);
  line-height: 1.05; letter-spacing: -.04em;
  font-variant-numeric: tabular-nums;
}
.result__bar { height: 6px; border-radius: 999px; background: rgba(244,239,232,.16); overflow: hidden; }
.result__bar i { display: block; height: 100%; background: var(--clay); border-radius: 999px; transition: width .35s ease, margin-left .35s ease; }
.result__lines { display: grid; gap: 9px; font-size: .86rem; color: rgba(244,239,232,.68); }
.result__lines div { display: flex; justify-content: space-between; gap: 14px; }
.result__lines b { font-weight: 600; color: var(--ink-on-dark); font-variant-numeric: tabular-nums; }

/* --- 16. Answers accordion ---------------------------------------------- */

.qa { border-top: 1px solid var(--line); }
.qa__item { border-bottom: 1px solid var(--line); }
.qa__q {
  width: 100%;
  display: flex; align-items: flex-start; justify-content: space-between; gap: 20px;
  padding: 22px 0;
  text-align: left;
  font-family: var(--display); font-size: clamp(1.05rem, 1.6vw, 1.25rem); font-weight: 600;
  letter-spacing: -.02em; line-height: 1.3;
}
.qa__q:hover { color: var(--clay); }
.qa__icon {
  flex: none; width: 30px; height: 30px; margin-top: 1px;
  border-radius: 50%; border: 1.5px solid var(--line);
  display: grid; place-items: center;
  transition: transform .25s ease, background .2s ease, border-color .2s ease, color .2s ease;
}
.qa__q[aria-expanded="true"] .qa__icon { transform: rotate(45deg); background: var(--ink); border-color: var(--ink); color: var(--cream); }
.qa__a { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .3s ease; }
.qa__a > div { overflow: hidden; }
.qa__item.is-open .qa__a { grid-template-rows: 1fr; }
.qa__a p { padding-bottom: 24px; max-width: 68ch; color: var(--ink-70); }
.qa__a p + p { padding-top: 12px; }

/* --- 17. Commitment ladder ---------------------------------------------- */

.ladder { display: grid; gap: 12px; }
@media (min-width: 780px)  { .ladder { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (min-width: 1080px) { .ladder { grid-template-columns: repeat(4, minmax(0,1fr)); } }

.rung {
  display: flex; flex-direction: column; gap: 10px;
  padding: 22px;
  border-radius: var(--r-lg);
  border: 1px solid var(--line-dark);
  background: var(--night-2);
  color: var(--ink-on-dark);
  min-height: 210px;
  transition: border-color .2s ease, transform .2s ease;
}
.rung:hover { border-color: rgba(244,239,232,.4); transform: translateY(-2px); }
.rung p { color: rgba(244,239,232,.66); font-size: .9rem; line-height: 1.55; }
.rung__cta { margin-top: auto; font-weight: 600; font-size: .9rem; color: var(--clay); display: inline-flex; gap: 7px; align-items: center; }
.rung--final { background: var(--clay); border-color: var(--clay); }
.rung--final p { color: rgba(255,255,255,.85); }
.rung--final .rung__cta { color: #fff; }
.rung--final .tag { background: rgba(255,255,255,.2); color: #fff; }

/* --- 18. Footer --------------------------------------------------------- */

.site-footer { background: var(--night); color: var(--ink-on-dark); padding-block: clamp(48px, 6vw, 76px) 32px; }
.site-footer__grid { display: grid; gap: 32px; }
@media (min-width: 820px) { .site-footer__grid { grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 40px; } }
.site-footer h4 {
  font-family: var(--body); font-size: .74rem; font-weight: 600;
  letter-spacing: .16em; text-transform: uppercase;
  color: rgba(244,239,232,.5); margin-bottom: 14px;
}
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 11px; }
.site-footer a { color: rgba(244,239,232,.82); font-size: .93rem; }
.site-footer a:hover { color: var(--clay); }
.site-footer__base {
  margin-top: 44px; padding-top: 22px;
  border-top: 1px solid var(--line-dark);
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 14px;
  font-size: .84rem; color: rgba(244,239,232,.5);
}

/* --- 19. Sticky mobile action bar --------------------------------------- */

.actionbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 55;
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line);
  padding-bottom: env(safe-area-inset-bottom);
}
@media (min-width: 1000px) { .actionbar { display: none; } }
.actionbar a {
  display: flex; align-items: center; justify-content: center; gap: 9px;
  min-height: 56px;
  background: var(--paper);
  font-weight: 600; font-size: .95rem;
}
.actionbar a:last-child { background: var(--clay); color: #fff; }
body:has(.actionbar) { padding-bottom: 58px; }
@media (min-width: 1000px) { body:has(.actionbar) { padding-bottom: 0; } }

/* --- 20. Service page --------------------------------------------------- */

.svc-hero { display: grid; gap: 24px; align-items: center; }
@media (min-width: 940px) { .svc-hero { grid-template-columns: minmax(0,1fr) minmax(0,1.1fr); gap: 48px; } }

.spec { display: grid; gap: 0; border-top: 1px solid var(--line); }
.spec div { display: flex; justify-content: space-between; gap: 20px; padding: 15px 0; border-bottom: 1px solid var(--line); }
.spec dt { color: var(--ink-45); font-size: .9rem; margin: 0; }
.spec dd { margin: 0; font-weight: 600; font-size: .95rem; text-align: right; }

.callout {
  border-left: 3px solid var(--clay);
  background: var(--clay-50);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  padding: 20px 22px;
  display: grid; gap: 8px;
}

/* --- 21. Utilities ------------------------------------------------------ */

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.mt-auto { margin-top: auto; }
.center { text-align: center; }
[hidden] { display: none !important; }