/* ============================================================
   SAT Project Management Consultants
   Visual system: drafting sheet — graphite, paper, safety yellow
   ============================================================ */

:root {
  --ink:    #131619;
  --steel:  #1E262E;
  --slate:  #5A626B;
  --paper:  #EDEDEA;
  --white:  #F7F7F5;
  --rule:   #D2D2CC;
  --hivis:  #E3B505;

  --ff-display: "Archivo", system-ui, sans-serif;
  --ff-body:    "IBM Plex Sans", system-ui, sans-serif;
  --ff-mono:    "IBM Plex Mono", ui-monospace, monospace;

  --pad: clamp(1.25rem, 5vw, 5rem);
  --maxw: 1240px;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 5rem; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--ff-body);
  font-size: clamp(0.975rem, 0.93rem + 0.22vw, 1.0625rem);
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }

a { color: inherit; }

:focus-visible {
  outline: 3px solid var(--hivis);
  outline-offset: 3px;
}

.wrap {
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--pad);
}

/* ---------- Type scale ---------- */

h1, h2, h3 {
  font-family: var(--ff-display);
  font-weight: 800;
  letter-spacing: -0.028em;
  line-height: 1.04;
  margin: 0;
  text-wrap: balance;
}

h2 { font-size: clamp(1.75rem, 1.25rem + 2.2vw, 2.9rem); }
h3 { font-size: clamp(1.0625rem, 0.95rem + 0.5vw, 1.3rem); letter-spacing: -0.015em; }

.eyebrow {
  font-family: var(--ff-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--slate);
  margin: 0 0 1.15rem;
  display: flex;
  align-items: center;
  gap: 0.7rem;
}
.eyebrow::before {
  content: "";
  width: 1.6rem;
  height: 2px;
  background: var(--hivis);
  flex: none;
}

.lede {
  font-size: clamp(1.0625rem, 0.98rem + 0.42vw, 1.25rem);
  color: var(--slate);
  max-width: 58ch;
  margin: 1.15rem 0 0;
}

/* ---------- Header / nav ---------- */

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(237, 237, 234, 0.93);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--rule);
}

.topbar__inner {
  max-width: var(--maxw);
  margin-inline: auto;
  padding: 0.7rem var(--pad);
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  margin-right: auto;
  min-width: 0;
}
.brand img { height: 34px; width: auto; flex: none; }
.brand__name {
  font-family: var(--ff-display);
  font-weight: 800;
  font-size: 0.95rem;
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.brand__sub {
  font-family: var(--ff-mono);
  font-size: 0.625rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--slate);
}

.nav { display: flex; gap: 1.5rem; }
.nav a {
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  color: var(--slate);
  padding: 0.3rem 0;
  border-bottom: 2px solid transparent;
  transition: color 0.18s, border-color 0.18s;
}
.nav a:hover { color: var(--ink); border-bottom-color: var(--hivis); }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--ff-body);
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  padding: 0.62rem 1.15rem;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--white);
  border-radius: 2px;
  transition: background 0.18s, color 0.18s, border-color 0.18s;
  cursor: pointer;
}
.btn:hover { background: var(--hivis); border-color: var(--hivis); color: var(--ink); }

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

.btn--lg { padding: 0.85rem 1.6rem; font-size: 0.95rem; }

.nav-toggle { display: none; }

/* ---------- Hero ---------- */

.hero {
  padding: clamp(3rem, 7vw, 6.5rem) 0 clamp(2.5rem, 5vw, 4rem);
  border-bottom: 1px solid var(--rule);
}

.hero h1 {
  font-size: clamp(2.35rem, 1.3rem + 4.6vw, 5.15rem);
  max-width: 15ch;
}
.hero h1 em {
  font-style: normal;
  display: inline-block;
  position: relative;
}
.hero h1 em::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0.06em;
  height: 0.16em;
  background: var(--hivis);
  z-index: -1;
}

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 2rem;
  font-family: var(--ff-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--slate);
  margin-bottom: 1.5rem;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2.15rem;
}

/* Marquee project roster */
.roster {
  margin-top: clamp(2.5rem, 5vw, 4rem);
  border-top: 1px solid var(--rule);
  padding-top: 1.5rem;
}
.roster__label {
  font-family: var(--ff-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--slate);
  margin: 0 0 1rem;
}
.roster__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}
.roster__grid > div {
  background: var(--paper);
  padding: 1rem 1.05rem;
}
.roster__grid b {
  font-family: var(--ff-display);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: -0.015em;
  display: block;
}
.roster__grid span {
  font-family: var(--ff-mono);
  font-size: 0.68rem;
  color: var(--slate);
  letter-spacing: 0.04em;
}

/* ---------- Sections ---------- */

.section { padding: clamp(3.25rem, 7vw, 6rem) 0; border-bottom: 1px solid var(--rule); }
.section--dark {
  background: var(--steel);
  color: var(--white);
  border-bottom: none;
}
.section--dark .eyebrow,
.section--dark .lede,
.section--dark .slate { color: #A8B2BC; }
.section--dark .card { background: rgba(255,255,255,0.035); border-color: rgba(255,255,255,0.11); }

.section__head { max-width: 62ch; margin-bottom: clamp(2rem, 4vw, 3.25rem); }

/* ============================================================
   Interactive 3D lifecycle rig (signature element)
   ============================================================ */

.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.rig {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: clamp(1.5rem, 3vw, 3rem);
  align-items: center;
  border: 1px solid rgba(255,255,255,0.14);
  background:
    radial-gradient(120% 90% at 30% 10%, rgba(227,181,5,0.07), transparent 60%),
    rgba(0,0,0,0.20);
  padding: clamp(1.1rem, 2.6vw, 2.25rem);
}

/* ---- stage ---- */

.rig__stage {
  --fw: 190px;   /* floor width  */
  --fd: 190px;   /* floor depth  */
  --fh: 26px;    /* floor height */
  --fgap: 11px;

  position: relative;
  height: clamp(340px, 42vw, 470px);
  perspective: 1300px;
  perspective-origin: 50% 42%;
  cursor: grab;
  touch-action: pan-y;
  user-select: none;
  -webkit-user-select: none;
}
.rig__stage.is-dragging { cursor: grabbing; }

/* faint site grid on the ground */
.rig__ground {
  position: absolute;
  left: 50%; top: 76%;
  width: 420px; height: 420px;
  margin: -210px 0 0 -210px;
  transform: rotateX(74deg);
  background-image:
    linear-gradient(rgba(255,255,255,0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.07) 1px, transparent 1px);
  background-size: 30px 30px;
  -webkit-mask-image: radial-gradient(circle at 50% 50%, #000 25%, transparent 72%);
          mask-image: radial-gradient(circle at 50% 50%, #000 25%, transparent 72%);
  pointer-events: none;
}

.tower {
  --spin: -32deg;
  --tilt: -10deg;
  --drift: 0deg;
  position: absolute;
  left: 50%; top: 68%;
  width: var(--fw); height: var(--fd);
  margin: calc(var(--fd) / -2) 0 0 calc(var(--fw) / -2);
  transform-style: preserve-3d;
  transform: rotateX(var(--tilt)) rotateY(calc(var(--spin) + var(--drift)));
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}
.is-dragging .tower { transition: none; }

/* ---- one floor = one phase ---- */

.floor {
  position: absolute;
  inset: 0;
  transform-style: preserve-3d;
  transform: translateY(calc(var(--i) * -1 * (var(--fh) + var(--fgap))));
  transition: opacity 0.45s ease, transform 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}

.face {
  position: absolute;
  left: 50%; top: 50%;
  border: 1px solid rgba(255,255,255,0.20);
  transition: background 0.4s ease, border-color 0.4s ease;
}
.face--front { width: var(--fw); height: var(--fh);
  transform: translate(-50%,-50%) translateZ(calc(var(--fd) / 2)); }
.face--back  { width: var(--fw); height: var(--fh);
  transform: translate(-50%,-50%) rotateY(180deg) translateZ(calc(var(--fd) / 2)); }
.face--right { width: var(--fd); height: var(--fh);
  transform: translate(-50%,-50%) rotateY(90deg) translateZ(calc(var(--fw) / 2)); }
.face--left  { width: var(--fd); height: var(--fh);
  transform: translate(-50%,-50%) rotateY(-90deg) translateZ(calc(var(--fw) / 2)); }
.face--top   { width: var(--fw); height: var(--fd);
  transform: translate(-50%,-50%) rotateX(90deg) translateZ(calc(var(--fh) / 2)); }

/* not yet reached — wireframe */
.floor.is-planned {
  opacity: 0.32;
  transform: translateY(calc(var(--i) * -1 * (var(--fh) + var(--fgap)))) scale(0.97);
}
.floor.is-planned .face {
  background: transparent;
  border-color: rgba(255,255,255,0.18);
  border-style: dashed;
}

/* delivered — solid graphite */
.floor.is-built .face          { background: rgba(158,169,180,0.16); border-color: rgba(190,200,210,0.34); }
.floor.is-built .face--top     { background: rgba(158,169,180,0.26); }
.floor.is-built .face--right,
.floor.is-built .face--back    { background: rgba(120,131,142,0.13); }

/* the phase you're on — hi-vis */
.floor.is-current .face {
  background: rgba(227,181,5,0.26);
  border-color: var(--hivis);
}
.floor.is-current .face--top   { background: rgba(227,181,5,0.44); }
.floor.is-current .face--right { background: rgba(227,181,5,0.16); }

.floor__tag {
  position: absolute;
  left: 50%; top: 50%;
  transform: translate(-50%,-50%) translateZ(calc(var(--fd) / 2 + 1px));
  font-family: var(--ff-mono);
  font-size: 0.6rem;
  letter-spacing: 0.14em;
  color: rgba(255,255,255,0.42);
  pointer-events: none;
  transition: color 0.4s ease;
}
.floor.is-current .floor__tag { color: var(--ink); font-weight: 500; }

.rig__hint {
  position: absolute;
  left: 50%; bottom: 0.35rem;
  transform: translateX(-50%);
  margin: 0;
  font-family: var(--ff-mono);
  font-size: 0.63rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.34);
  transition: opacity 0.4s ease;
  pointer-events: none;
}
.rig__hint.is-gone { opacity: 0; }

/* ---- readout panel ---- */

.rig__code {
  font-family: var(--ff-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--hivis);
  margin: 0 0 0.5rem;
}
.rig__title {
  font-size: clamp(1.35rem, 1.05rem + 1.1vw, 1.9rem);
  color: var(--white);
  min-height: 2.1em;
}
.rig__desc {
  color: #A8B2BC;
  font-size: 0.93rem;
  margin: 0.75rem 0 0;
  min-height: 4.2em;
}
.rig__role {
  margin: 1rem 0 0;
  padding-top: 0.9rem;
  border-top: 1px solid rgba(255,255,255,0.13);
  font-size: 0.93rem;
}
.rig__role span {
  font-family: var(--ff-mono);
  font-size: 0.64rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #8C97A2;
  margin-right: 0.6rem;
}
.rig__role b { color: var(--hivis); }

.rig__controls {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1.6rem;
}
.rig__nav {
  flex: none;
  width: 40px; height: 40px;
  border: 1px solid rgba(255,255,255,0.24);
  background: transparent;
  color: var(--white);
  border-radius: 2px;
  font-size: 1rem;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
}
.rig__nav:hover { background: var(--hivis); border-color: var(--hivis); color: var(--ink); }

.rig__slider { flex: 1; display: block; }
.rig__slider input {
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
  background: transparent;
  cursor: pointer;
}
.rig__slider input::-webkit-slider-runnable-track {
  height: 3px; background: rgba(255,255,255,0.20); border-radius: 2px;
}
.rig__slider input::-moz-range-track {
  height: 3px; background: rgba(255,255,255,0.20); border-radius: 2px;
}
.rig__slider input::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px; height: 18px; margin-top: -7.5px;
  border-radius: 50%;
  background: var(--hivis);
  border: 3px solid var(--steel);
  box-shadow: 0 0 0 1px var(--hivis);
}
.rig__slider input::-moz-range-thumb {
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--hivis);
  border: 3px solid var(--steel);
  box-shadow: 0 0 0 1px var(--hivis);
}

.rig__ticks {
  display: flex;
  justify-content: space-between;
  list-style: none;
  margin: 0.7rem 0 0;
  padding: 0 2.9rem;
  font-family: var(--ff-mono);
  font-size: 0.62rem;
  letter-spacing: 0.09em;
  color: rgba(255,255,255,0.26);
}
.rig__ticks li { transition: color 0.3s ease; }
.rig__ticks li.is-on { color: var(--hivis); }

.rig__foot {
  margin: 1.4rem 0 0;
  padding-top: 1rem;
  border-top: 1px solid rgba(255,255,255,0.13);
  font-size: 0.86rem;
  color: #A8B2BC;
}

/* ---------- Cards / grids ---------- */

.grid { display: grid; gap: 1.5rem; }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 270px), 1fr)); }
.grid--4 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 215px), 1fr)); }

.card {
  border: 1px solid var(--rule);
  background: var(--white);
  padding: 1.4rem;
  border-radius: 2px;
}
.card h3 { margin-bottom: 0.7rem; }
.card ul { margin: 0; padding-left: 1.1rem; }
.card li { margin-bottom: 0.42rem; }
.card li::marker { color: var(--hivis); }

/* Team */
.person {
  border: 1px solid var(--rule);
  background: var(--white);
  border-radius: 2px;
  overflow: hidden;
}
.person__img {
  aspect-ratio: 1 / 1;
  background: var(--steel);
  display: grid;
  place-items: center;
  position: relative;
}
.person__img img { width: 100%; height: 100%; object-fit: cover; }
.person__initials {
  font-family: var(--ff-display);
  font-weight: 800;
  font-size: 2rem;
  color: var(--hivis);
  letter-spacing: -0.03em;
}
.person__body { padding: 1.05rem 1.15rem 1.25rem; }
.person__name {
  font-family: var(--ff-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -0.015em;
  margin: 0;
}
.person__role {
  font-family: var(--ff-mono);
  font-size: 0.66rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--hivis);
  margin: 0.3rem 0 0.6rem;
}
.person__bio { font-size: 0.83rem; line-height: 1.5; color: var(--slate); margin: 0; }

/* Project table */
.ptable { border: 1px solid var(--rule); background: var(--white); }
.ptable__row {
  display: grid;
  grid-template-columns: 1fr 190px 130px;
  gap: 1rem;
  padding: 0.95rem 1.15rem;
  border-bottom: 1px solid var(--rule);
  align-items: baseline;
}
.ptable__row:last-child { border-bottom: none; }
.ptable__row--head {
  background: var(--paper);
  font-family: var(--ff-mono);
  font-size: 0.64rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--slate);
}
.ptable__name { font-weight: 600; }
.ptable__client, .ptable__scope { font-size: 0.83rem; color: var(--slate); }
.ptable__scope { font-family: var(--ff-mono); font-size: 0.7rem; letter-spacing: 0.04em; }

/* Tag list */
.tags { display: flex; flex-wrap: wrap; gap: 0.45rem; margin: 0; padding: 0; list-style: none; }
.tags li {
  font-family: var(--ff-mono);
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  border: 1px solid var(--rule);
  background: var(--white);
  padding: 0.35rem 0.7rem;
  border-radius: 2px;
}
.section--dark .tags li { background: rgba(255,255,255,0.05); border-color: rgba(255,255,255,0.13); }

/* Project gallery */
.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 230px), 1fr));
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
  margin-top: 2.5rem;
}
.shot {
  margin: 0;
  background: var(--white);
  position: relative;
  overflow: hidden;
}
.shot--wide { grid-column: span 2; }
.shot img {
  width: 100%;
  height: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  display: block;
  transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}
.shot:hover img { transform: scale(1.035); }
.shot figcaption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 1.5rem 0.95rem 0.7rem;
  background: linear-gradient(to top, rgba(10,12,14,0.86), transparent);
  color: #fff;
  font-family: var(--ff-mono);
  font-size: 0.66rem;
  letter-spacing: 0.07em;
}
.shot figcaption b {
  display: block;
  font-family: var(--ff-display);
  font-weight: 700;
  font-size: 0.94rem;
  letter-spacing: -0.015em;
  margin-bottom: 0.15rem;
}

/* Client logo panel */
.clients-panel {
  border: 1px solid var(--rule);
  background: #fff;
  padding: clamp(0.75rem, 2vw, 1.5rem);
}
.clients-panel img { width: 100%; height: auto; }

/* ============================================================
   Service pages
   ============================================================ */

.crumbs {
  border-bottom: 1px solid var(--rule);
  font-family: var(--ff-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--slate);
  padding: 0.85rem 0;
}
.crumbs a { text-decoration: none; }
.crumbs a:hover { color: var(--ink); }
.crumbs span { margin: 0 0.4rem; }
.crumbs [aria-current] { color: var(--ink); margin: 0; }

.svc-hero {
  padding: clamp(2.5rem, 5.5vw, 4.75rem) 0 clamp(2rem, 4vw, 3.25rem);
  border-bottom: 1px solid var(--rule);
}
.svc-hero h1 {
  font-size: clamp(2rem, 1.25rem + 3.1vw, 3.6rem);
  max-width: 18ch;
}

.svc {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: clamp(2rem, 4vw, 3.5rem);
  align-items: start;
}

.svc__block { margin-bottom: clamp(2rem, 3.5vw, 2.75rem); }
.svc__block:last-child { margin-bottom: 0; }
.svc__block h2 {
  font-size: clamp(1.3rem, 1.05rem + 0.9vw, 1.7rem);
  margin-bottom: 0.9rem;
}
.svc__block p {
  max-width: 68ch;
  margin: 0 0 1rem;
}
.svc__block p:last-child { margin-bottom: 0; }

.deliverables {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--rule);
}
.deliverables li {
  border-bottom: 1px solid var(--rule);
  padding: 0.7rem 0 0.7rem 1.6rem;
  position: relative;
  font-size: 0.95rem;
}
.deliverables li::before {
  content: "";
  position: absolute;
  left: 0; top: 1.15rem;
  width: 8px; height: 8px;
  background: var(--hivis);
}

.svc__aside { position: sticky; top: 5.5rem; }
.aside__lines {
  margin-top: 1.4rem;
  padding-top: 1.1rem;
  border-top: 1px solid var(--rule);
  font-size: 0.87rem;
}
.aside__lines > div { margin-bottom: 0.7rem; }
.aside__lines span {
  display: block;
  font-family: var(--ff-mono);
  font-size: 0.62rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--slate);
  margin-bottom: 0.15rem;
}
.aside__lines a { text-decoration: none; border-bottom: 1px solid var(--hivis); }

.svc__faq { max-width: 74ch; }

.rel-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr));
  gap: 1px;
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.14);
  margin-top: 1.25rem;
}
.rel {
  background: var(--steel);
  padding: 1.35rem 1.25rem;
  text-decoration: none;
  transition: background 0.2s;
}
.rel:hover { background: rgba(227,181,5,0.12); }
.rel b {
  display: block;
  font-family: var(--ff-display);
  font-weight: 700;
  font-size: 1.02rem;
  letter-spacing: -0.015em;
  color: var(--white);
  margin-bottom: 0.3rem;
}
.rel span {
  font-family: var(--ff-mono);
  font-size: 0.66rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--hivis);
}

/* Homepage service link grid */
.svc-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr));
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
  margin-top: 1.5rem;
}
.svc-link {
  background: var(--white);
  padding: 1.5rem 1.35rem;
  text-decoration: none;
  transition: background 0.2s;
}
.svc-link:hover { background: #FDF7E0; }
.svc-link b {
  display: block;
  font-family: var(--ff-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.015em;
  margin-bottom: 0.4rem;
}
.svc-link p {
  margin: 0 0 0.7rem;
  font-size: 0.87rem;
  color: var(--slate);
  line-height: 1.5;
}
.svc-link em {
  font-family: var(--ff-mono);
  font-style: normal;
  font-size: 0.66rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--slate);
}
.svc-link:hover em { color: var(--ink); }

/* ---------- FAQ accordion ---------- */

.qa {
  border-bottom: 1px solid var(--rule);
  padding: 0.15rem 0;
}
.qa summary {
  cursor: pointer;
  list-style: none;
  padding: 1rem 2rem 1rem 0;
  position: relative;
  font-family: var(--ff-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -0.012em;
  line-height: 1.35;
}
.qa summary::-webkit-details-marker { display: none; }
.qa summary::after {
  content: "+";
  position: absolute;
  right: 0.25rem; top: 50%;
  transform: translateY(-50%);
  font-family: var(--ff-mono);
  font-size: 1.15rem;
  font-weight: 400;
  color: var(--hivis);
  line-height: 1;
}
.qa[open] summary::after { content: "\2013"; }
.qa summary:hover { color: var(--slate); }
.qa p {
  margin: 0 0 1.1rem;
  padding-right: 2rem;
  color: var(--slate);
  font-size: 0.93rem;
}

/* ---------- Contact ---------- */

.contact-grid { display: grid; gap: clamp(1.75rem, 4vw, 3rem); grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr)); }

.field { margin-bottom: 1rem; }
.field label {
  display: block;
  font-family: var(--ff-mono);
  font-size: 0.66rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: #A8B2BC;
  margin-bottom: 0.4rem;
}
.field input, .field select, .field textarea {
  width: 100%;
  font-family: var(--ff-body);
  font-size: 0.95rem;
  color: var(--white);
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: 2px;
  padding: 0.7rem 0.85rem;
}
.field textarea { min-height: 110px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--hivis);
  background: rgba(255,255,255,0.08);
}
.field select option { background: var(--steel); color: var(--white); }

.contact-line {
  display: flex;
  gap: 0.85rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.contact-line:last-of-type { border-bottom: none; }
.contact-line__k {
  font-family: var(--ff-mono);
  font-size: 0.66rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: #8C97A2;
  min-width: 74px;
  padding-top: 0.2rem;
  flex: none;
}
.contact-line__v a { text-decoration: none; border-bottom: 1px solid rgba(227,181,5,0.5); }
.contact-line__v a:hover { border-bottom-color: var(--hivis); color: var(--hivis); }

.map { border: 1px solid rgba(255,255,255,0.14); margin-top: 1.5rem; }
.map iframe { display: block; width: 100%; height: 240px; border: 0; filter: grayscale(1) contrast(1.05); }

/* ---------- Footer ---------- */

.footer {
  background: var(--ink);
  color: #8C97A2;
  padding: 2.25rem 0;
  font-size: 0.83rem;
}
.footer__inner { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between; align-items: center; }

/* ---------- Mobile call bar ---------- */

.callbar { display: none; }

/* ============================================================
   Responsive
   ============================================================ */

@media (max-width: 940px) {
  .ptable__row { grid-template-columns: 1fr 150px; }
  .ptable__scope { grid-column: 1 / -1; }
}

@media (max-width: 780px) {
  .nav {
    position: fixed;
    inset: 3.5rem 0 auto 0;
    flex-direction: column;
    gap: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--rule);
    padding: 0.5rem var(--pad) 1.25rem;
    transform: translateY(-130%);
    transition: transform 0.28s cubic-bezier(0.22, 1, 0.36, 1);
    box-shadow: 0 14px 30px rgba(0,0,0,0.09);
  }
  .nav a {
    padding: 0.85rem 0;
    font-size: 1rem;
    border-bottom: 1px solid var(--rule);
  }
  .nav a:last-child { border-bottom: none; }

  #navcheck:checked ~ .nav { transform: translateY(0); }

  .nav-toggle {
    display: grid;
    place-items: center;
    width: 42px; height: 42px;
    border: 1px solid var(--rule);
    border-radius: 2px;
    cursor: pointer;
    background: var(--white);
    flex: none;
  }
  .nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
    display: block;
    width: 18px; height: 2px;
    background: var(--ink);
    content: "";
    position: relative;
  }
  .nav-toggle span::before { position: absolute; top: -6px; }
  .nav-toggle span::after  { position: absolute; top: 6px; }

  .topbar__cta { display: none; }

  .shot--wide { grid-column: span 1; }

  /* Service pages stack */
  .svc { grid-template-columns: 1fr; }
  .svc__aside { position: static; }
  .svc-hero h1 { max-width: none; }

  /* 3D rig stacks: model above, readout below */
  .rig { grid-template-columns: 1fr; }
  .rig__stage {
    --fw: 132px;
    --fd: 132px;
    --fh: 20px;
    --fgap: 8px;
    height: 300px;
    perspective: 900px;
  }
  .rig__ground { width: 300px; height: 300px; margin: -150px 0 0 -150px; background-size: 24px 24px; }
  .rig__title { min-height: 0; }
  .rig__desc  { min-height: 0; }
  .rig__ticks { padding: 0 2.6rem; font-size: 0.58rem; }

  .ptable__row { grid-template-columns: 1fr; gap: 0.28rem; padding: 1rem 1.05rem; }
  .ptable__row--head { display: none; }

  body { padding-bottom: 4.25rem; }

  .callbar {
    display: grid;
    grid-template-columns: 1fr 1fr;
    position: fixed;
    bottom: 0; left: 0; right: 0;
    z-index: 60;
    border-top: 1px solid var(--rule);
  }
  .callbar a {
    padding: 0.95rem;
    text-align: center;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
  }
  .callbar__call { background: var(--ink); color: var(--white); }
  .callbar__wa   { background: var(--hivis); color: var(--ink); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
  .floor, .tower, .face { transition: none !important; }
  .floor.is-planned { opacity: 0.5; }
}

@media print {
  .topbar, .callbar, .hero__cta { display: none; }
  body { background: #fff; }
}