/* ==========================================================================
   Sam Prime Construction — sections.css
   Page-level compositions: heroes, tickers, stats, sticky service stack,
   project rail, process timeline, bento, testimonials, FAQ, contact, 404.
   Depends on the tokens declared in core.css.
   ========================================================================== */

/* --------------------------------------------------------------- Home hero */
.hero {
  position: relative;
  background: var(--carbon-900);
  color: #fff;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  min-height: min(88svh, 940px);
}
@media (max-width: 1023px) {
  .hero-grid { min-height: 0; }
}
@media (min-width: 1024px) {
  .hero-grid { grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr); }
}

.hero-copy {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(3.5rem, 7vw, 6.5rem) var(--gutter) clamp(3rem, 5vw, 4.5rem);
  padding-right: clamp(1.25rem, 4vw, 4.5rem);
  max-width: calc(var(--shell) / 2 + 4rem);
  margin-left: auto;
  width: 100%;
}
.hero-copy::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--line-dark-soft) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line-dark-soft) 1px, transparent 1px);
  background-size: 76px 76px;
  mask-image: radial-gradient(ellipse 90% 70% at 20% 30%, #000, transparent 75%);
  pointer-events: none;
}
.hero-copy > * { position: relative; }

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  align-self: flex-start;
  flex-wrap: wrap;
  row-gap: 0.4rem;
  max-width: 100%;
  padding: 0.45rem 0.9rem 0.45rem 0.55rem;
  border: 1px solid var(--line-dark);
  border-radius: var(--r-pill);
  background: rgba(255, 255, 255, 0.03);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.82);
}
.hero-kicker b {
  background: var(--amber-500);
  color: #fff;
  padding: 0.2rem 0.5rem;
  border-radius: var(--r-pill);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
}

.hero h1 { margin-top: 1.6rem; }
.hero-lead { margin-top: 1.5rem; color: rgba(255, 255, 255, 0.68); max-width: 48ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.85rem; margin-top: 2.25rem; }

.hero-assurance {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.75rem;
  margin-top: 2.5rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--line-dark-soft);
}
.hero-assurance li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.83rem;
  color: rgba(255, 255, 255, 0.66);
}
.hero-assurance .i { width: 0.95rem; height: 0.95rem; color: var(--amber-500); }

.hero-media { position: relative; min-height: clamp(300px, 55svh, 560px); overflow: hidden; }
/* Hazard seam where the copy panel meets the photograph */
.hero-media::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  z-index: 2;
  background-image: repeating-linear-gradient(-45deg, var(--amber-500) 0 8px, var(--carbon-900) 8px 16px);
}
@media (max-width: 1023px) {
  .hero-media::before { left: 0; right: 0; bottom: auto; width: auto; height: 4px; }
}
.hero-media img {
  position: absolute;
  inset: -8% 0 -8% 0;
  width: 100%;
  height: 116%;
  object-fit: cover;
  will-change: transform;
}
.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to right, var(--carbon-900) 0%, rgba(11, 13, 16, 0.35) 28%, rgba(11, 13, 16, 0) 62%),
    linear-gradient(to top, rgba(11, 13, 16, 0.75), transparent 45%);
}
@media (max-width: 1023px) {
  .hero-media::after { background: linear-gradient(to top, var(--carbon-900) 4%, rgba(11, 13, 16, 0.25) 60%); }
}

/* Floating spec card over the hero image */
.hero-card {
  position: absolute;
  z-index: 2;
  right: clamp(1.25rem, 3vw, 3rem);
  bottom: clamp(5.5rem, 8vw, 7rem);
  width: min(310px, 74vw);
  padding: 1.35rem 1.4rem;
  background: rgba(11, 13, 16, 0.72);
  backdrop-filter: blur(14px) saturate(150%);
  border: 1px solid var(--line-dark);
  border-radius: var(--r-xs);
}
.hero-card .mono-label { color: var(--amber-400); }
.hero-card p { font-size: 0.86rem; color: rgba(255, 255, 255, 0.72); margin-top: 0.8rem; line-height: 1.6; }
.hero-card .hero-card-name { font-family: var(--font-display); font-size: 1.05rem; color: #fff; margin-top: 0.75rem; }
.hero-card .link-go { margin-top: 0.9rem; font-size: 0.82rem; color: #fff; }
@media (max-width: 640px) { .hero-card { display: none; } }

/* Bottom strip that spans the whole hero */
.hero-strip {
  position: relative;
  z-index: 3;
  border-top: 1px solid var(--line-dark-soft);
  background: rgba(11, 13, 16, 0.55);
  backdrop-filter: blur(8px);
}
.hero-strip-inner {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
}
@media (min-width: 900px) { .hero-strip-inner { grid-template-columns: repeat(4, 1fr); } }
.hero-stat {
  padding: 1.35rem clamp(1rem, 2vw, 2rem);
  border-right: 1px solid var(--line-dark-soft);
  border-bottom: 1px solid var(--line-dark-soft);
}
@media (min-width: 900px) { .hero-stat { border-bottom: 0; } }
.hero-stat:last-child { border-right: 0; }
.hero-stat b {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 2.4vw, 2.15rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  color: #fff;
}
.hero-stat > span {
  display: block;
  margin-top: 0.25rem;
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted-dark);
}

.scroll-hint {
  position: absolute;
  left: var(--gutter);
  bottom: 6.5rem;
  z-index: 3;
  display: none;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.5);
}
.scroll-hint::before {
  content: "";
  width: 42px;
  height: 1px;
  background: linear-gradient(90deg, var(--amber-500), transparent);
  animation: hint-slide 2.4s var(--ease-in-out) infinite;
}
@keyframes hint-slide { 0%, 100% { transform: translateX(0); opacity: 1; } 50% { transform: translateX(10px); opacity: 0.4; } }
@media (min-width: 1280px) { .scroll-hint { display: flex; } }

/* ------------------------------------------------------------ Interior hero */
.page-hero {
  position: relative;
  background: var(--carbon-900);
  color: #fff;
  overflow: hidden;
  padding-block: clamp(4rem, 8vw, 7.5rem) clamp(3rem, 5vw, 5rem);
}
.page-hero-bg { position: absolute; inset: 0; }
.page-hero-bg img { width: 100%; height: 100%; object-fit: cover; opacity: 0.42; }
.page-hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, var(--carbon-900) 6%, rgba(11, 13, 16, 0.55) 55%, rgba(11, 13, 16, 0.78));
}
.page-hero-inner { position: relative; }
.page-hero h1 { margin-top: 1.3rem; max-width: 20ch; }
.page-hero .lead { margin-top: 1.4rem; color: rgba(255, 255, 255, 0.7); }

.crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.45);
}
.crumbs a:hover { color: var(--amber-400); }
.crumbs span[aria-current] { color: var(--amber-500); }
.crumbs .sep { opacity: 0.5; }

.page-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1.75rem 2.5rem;
  margin-top: 2.75rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--line-dark-soft);
}
.page-hero-meta div { display: grid; gap: 0.3rem; }
.page-hero-meta dt,
.page-hero-meta .k {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted-dark);
}
.page-hero-meta dd,
.page-hero-meta .v { font-family: var(--font-display); font-size: 1.02rem; }

/* ------------------------------------------------------------- Trust ticker */
.ticker {
  background: var(--carbon-800);
  border-block: 1px solid var(--line-dark-soft);
  overflow: hidden;
  position: relative;
}
.ticker::before,
.ticker::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: clamp(40px, 8vw, 120px);
  z-index: 2;
  pointer-events: none;
}
.ticker::before { left: 0; background: linear-gradient(90deg, var(--carbon-800), transparent); }
.ticker::after { right: 0; background: linear-gradient(-90deg, var(--carbon-800), transparent); }
.ticker-track {
  display: flex;
  width: max-content;
  animation: ticker-run 42s linear infinite;
}
.ticker:hover .ticker-track { animation-play-state: paused; }
@keyframes ticker-run { to { transform: translateX(-50%); } }
.ticker-item {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 1.05rem clamp(1.25rem, 2.6vw, 2.25rem);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
  white-space: nowrap;
}
.ticker-item .i { width: 0.95rem; height: 0.95rem; color: var(--amber-500); }
.ticker-item::after { content: ""; width: 4px; height: 4px; background: var(--steel); margin-left: clamp(1.25rem, 2.6vw, 2.25rem); }

/* -------------------------------------------------------------- Stats strip */
.stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
@media (min-width: 900px) { .stats { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.stat {
  padding: clamp(1.75rem, 3vw, 2.75rem) clamp(1.1rem, 2vw, 2rem);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  position: relative;
  overflow: hidden;
}
.stat::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 3px;
  background: var(--amber-500);
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform 0.6s var(--ease-out);
}
.stat.is-in::after { transform: scaleX(1); }
.stat .i { width: 1.3rem; height: 1.3rem; color: var(--amber-600); }
.stat b {
  display: block;
  margin-top: 1.1rem;
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 4.4vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.05em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.stat > span { display: block; margin-top: 0.6rem; font-size: 0.85rem; color: var(--muted); }
.band-dark .stats { border-color: var(--line-dark); }
.band-dark .stat { border-color: var(--line-dark); }

/* ----------------------------------------------------------- Split / intro */
.split {
  display: grid;
  gap: clamp(2.5rem, 5vw, 5rem);
  align-items: center;
}
@media (min-width: 960px) {
  .split { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .split.media-first > .split-media { order: -1; }
  .split.wide-copy { grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); }
}

.split-media { position: relative; }
.split-media > img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: var(--r-xs);
}
.split-media.landscape > img { aspect-ratio: 4 / 3; }

.media-inset {
  position: absolute;
  right: -1.25rem;
  bottom: -1.75rem;
  width: 46%;
  max-width: 240px;
  border: 6px solid var(--concrete-50);
  border-radius: var(--r-xs);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.band-concrete .media-inset { border-color: var(--concrete-100); }
.band-dark .media-inset { border-color: var(--carbon-800); }
.media-inset img { aspect-ratio: 1; object-fit: cover; width: 100%; }
@media (max-width: 620px) { .media-inset { right: -0.5rem; bottom: -1rem; width: 42%; border-width: 4px; } }

.media-badge {
  position: absolute;
  left: -1.25rem;
  top: 2rem;
  padding: 1rem 1.15rem;
  background: var(--amber-500);
  color: #fff;
  border-radius: var(--r-xs);
  box-shadow: var(--shadow-amber);
}
.media-badge b { display: block; font-family: var(--font-display); font-size: 1.9rem; line-height: 1; letter-spacing: -0.04em; }
.media-badge > span { display: block; font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.16em; text-transform: uppercase; margin-top: 0.4rem; opacity: 0.92; }
@media (max-width: 620px) { .media-badge { left: -0.5rem; top: 1rem; padding: 0.8rem 0.9rem; } }

.tick-list { display: grid; gap: 0.7rem; margin-top: 1.9rem; }
.tick-list li { display: flex; gap: 0.75rem; align-items: flex-start; font-size: 0.95rem; }
.tick-list .i {
  width: 1.15rem;
  height: 1.15rem;
  margin-top: 0.28rem;
  color: var(--amber-600);
  flex: none;
}
.band-dark .tick-list .i { color: var(--amber-400); }

.signature { display: flex; align-items: center; gap: 1rem; margin-top: 2rem; }
.signature-mark {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  background: var(--carbon-800);
  color: #fff;
  font-family: var(--font-display);
  font-size: 0.95rem;
  border-radius: var(--r-xs);
}
.signature p { font-size: 0.85rem; color: var(--muted); line-height: 1.45; }
.signature strong { display: block; font-family: var(--font-display); font-size: 0.98rem; color: var(--ink); }
.band-dark .signature strong { color: #fff; }

/* --------------------------------------------------- Sticky service stack */
.svc-stack { display: grid; gap: 1.25rem; }
.svc-panel {
  position: sticky;
  top: calc(var(--header-h) + 1.25rem);
  border: 1px solid var(--line);
  border-radius: var(--r-xs);
  background: var(--concrete-50);
  overflow: hidden;
  transition: box-shadow 0.4s var(--ease-out);
}
.band-dark .svc-panel { background: var(--carbon-700); border-color: var(--line-dark); }
.svc-panel:hover { box-shadow: var(--shadow-lg); }
.svc-panel-inner {
  display: grid;
  gap: 0;
  min-height: 320px;
}
@media (min-width: 860px) {
  .svc-panel-inner { grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr); }
  .svc-panel:nth-child(even) .svc-panel-media { order: -1; }
}
.svc-panel-body { padding: clamp(1.75rem, 3vw, 3rem); display: flex; flex-direction: column; }
.svc-panel-head { display: flex; align-items: baseline; gap: 1rem; }
.svc-index {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--amber-600);
  letter-spacing: 0.1em;
}
.band-dark .svc-index { color: var(--amber-400); }
.svc-panel h3 { font-size: clamp(1.5rem, 2.4vw, 2.1rem); }
.svc-panel p { margin-top: 1rem; color: var(--muted); max-width: 52ch; font-size: 0.96rem; }
.band-dark .svc-panel p { color: var(--muted-dark); }
.svc-tags { display: flex; flex-wrap: wrap; gap: 0.45rem; margin-top: 1.5rem; }
.svc-tags li {
  padding: 0.35rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  font-family: var(--font-mono);
  font-size: 0.63rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}
.band-dark .svc-tags li { border-color: var(--line-dark); color: var(--muted-dark); }
.svc-panel .link-go { margin-top: auto; padding-top: 1.75rem; align-self: flex-start; }
.svc-panel-media { position: relative; overflow: hidden; min-height: 240px; }
.svc-panel-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.9s var(--ease-out);
}
.svc-panel:hover .svc-panel-media img { transform: scale(1.05); }
.svc-panel-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(11, 13, 16, 0.5), transparent 55%);
}

/* --------------------------------------------------------- Service cards */
.card-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
}
.card {
  position: relative;
  padding: clamp(1.5rem, 2.4vw, 2.1rem);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-xs);
  overflow: hidden;
  transition: transform 0.45s var(--ease-out), box-shadow 0.45s var(--ease-out), border-color 0.3s;
}
.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  height: 3px;
  width: 100%;
  background: var(--amber-500);
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform 0.5s var(--ease-out);
}
.card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.card:hover::before { transform: scaleX(1); }
.card h3 { margin-top: 1.35rem; font-size: var(--fs-h3); }
.card p { margin-top: 0.8rem; font-size: 0.92rem; color: var(--muted); }
.card:hover .icon-tile { background: var(--amber-500); border-color: var(--amber-500); color: #fff; transform: rotate(-4deg); }
.card .link-go { margin-top: 1.35rem; }
.band-concrete .card { background: #fff; }
.band-dark .card { background: var(--carbon-700); border-color: var(--line-dark); }
.band-dark .card p { color: var(--muted-dark); }

.card-num {
  position: absolute;
  top: 1rem;
  right: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--concrete-300);
  letter-spacing: 0.1em;
}
.band-dark .card-num { color: var(--steel); }

/* ---------------------------------------------------------- Project rail */
.rail-wrap { position: relative; }
.rail {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: min(84vw, 430px);
  gap: 1.25rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 1.5rem;
  scrollbar-width: none;
  cursor: grab;
}
.rail::-webkit-scrollbar { display: none; }
.rail.is-dragging { cursor: grabbing; scroll-snap-type: none; }
.rail > * { scroll-snap-align: start; }
.rail-controls { display: flex; align-items: center; gap: 0.6rem; }
.rail-btn {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: var(--r-xs);
  transition: all 0.3s var(--ease-out);
}
.rail-btn:hover:not(:disabled) { background: var(--carbon-800); border-color: var(--carbon-800); color: #fff; }
.rail-btn:disabled { opacity: 0.32; cursor: not-allowed; }
.rail-btn .i { width: 1.05rem; height: 1.05rem; }
.band-dark .rail-btn { border-color: var(--line-dark); }
.band-dark .rail-btn:hover:not(:disabled) { background: var(--amber-500); border-color: var(--amber-500); }
.rail-progress { flex: 1; height: 2px; background: var(--line); position: relative; margin-left: 1rem; max-width: 240px; }
.band-dark .rail-progress { background: var(--line-dark); }
.rail-progress i { position: absolute; inset: 0 auto 0 0; width: 30%; background: var(--amber-500); transition: width 0.25s var(--ease-out), transform 0.25s var(--ease-out); }

/* --------------------------------------------------------- Project tiles */
.work-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 330px), 1fr));
}
.work-grid.featured > *:first-child { grid-column: span 2; }
@media (max-width: 760px) { .work-grid.featured > *:first-child { grid-column: auto; } }

.work {
  position: relative;
  display: block;
  overflow: hidden;
  border-radius: var(--r-xs);
  background: var(--carbon-800);
  isolation: isolate;
}
.work-frame { position: relative; aspect-ratio: 4 / 3; overflow: hidden; }
.work.tall .work-frame { aspect-ratio: 3 / 4; }
.work.wide .work-frame { aspect-ratio: 16 / 10; }
.work-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.05s var(--ease-out), filter 0.6s var(--ease-out);
}
.work:hover .work-frame img { transform: scale(1.06); }
.work::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(11, 13, 16, 0.94) 0%, rgba(11, 13, 16, 0.55) 38%, rgba(11, 13, 16, 0.06) 74%);
  opacity: 0.92;
  transition: opacity 0.5s var(--ease-out);
  pointer-events: none;
}
.work:hover::after { opacity: 1; }
.work-body {
  position: absolute;
  inset: auto 0 0 0;
  z-index: 1;
  padding: clamp(1.1rem, 2vw, 1.75rem);
  color: #fff;
}
.work-cat {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--amber-400);
}
.work-body h3 { margin-top: 0.6rem; font-size: clamp(1.15rem, 1.8vw, 1.5rem); }
.work-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.7rem;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.62);
}
.work-go {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 1;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  background: var(--amber-500);
  color: #fff;
  border-radius: var(--r-xs);
  opacity: 0;
  transform: translate(8px, -8px);
  transition: all 0.4s var(--ease-out);
}
.work:hover .work-go { opacity: 1; transform: none; }
.work-go .i { width: 1rem; height: 1rem; }

/* Filter chips */
.filters { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.filter {
  padding: 0.55rem 1.05rem;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  transition: all 0.3s var(--ease-out);
}
.filter:hover { border-color: var(--carbon-800); color: var(--ink); }
.filter[aria-pressed="true"] { background: var(--carbon-800); border-color: var(--carbon-800); color: #fff; }
.work[hidden] { display: none; }

/* ------------------------------------------------------ Process timeline */
.process {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-xs);
  overflow: hidden;
}
@media (min-width: 700px) { .process { grid-template-columns: repeat(2, 1fr); } }
/* auto-fit so a four-step and a five-step process both fill the row exactly */
@media (min-width: 1100px) {
  .process { grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr)); }
}
.band-dark .process,
.band-dark .process-step { background: var(--line-dark); }

.process-step {
  position: relative;
  background: var(--concrete-50);
  padding: clamp(1.75rem, 2.6vw, 2.5rem) clamp(1.35rem, 2vw, 2rem) clamp(2rem, 3vw, 2.75rem);
  transition: background-color 0.4s var(--ease-out);
}
.band-concrete .process-step { background: #fff; }
.band-dark .process-step { background: var(--carbon-700); }
.process-step:hover { background: #fff; }
.band-dark .process-step:hover { background: var(--carbon-600); }
.process-num {
  font-family: var(--font-display);
  font-size: 2.75rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.05em;
  color: var(--concrete-300);
  transition: color 0.4s var(--ease-out);
}
.band-dark .process-num { color: var(--carbon-500); }
.process-step:hover .process-num { color: var(--amber-500); }
.process-step h3 { margin-top: 1.1rem; font-size: 1.12rem; }
.process-step p { margin-top: 0.75rem; font-size: 0.9rem; color: var(--muted); }
.band-dark .process-step p { color: var(--muted-dark); }
.process-step::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  height: 3px;
  width: 100%;
  background: var(--amber-500);
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform 0.7s var(--ease-out);
  transition-delay: var(--d, 0ms);
}
.process-step.is-in::after { transform: scaleX(1); }

/* ---------------------------------------------------------------- Bento */
.bento { display: grid; gap: 1.25rem; grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (min-width: 900px) { .bento { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.bento > .b-wide { grid-column: span 2; }
.bento > .b-tall { grid-row: span 2; }
.bento > .b-full { grid-column: 1 / -1; }
@media (max-width: 620px) {
  .bento { grid-template-columns: 1fr; }
  .bento > .b-wide { grid-column: auto; }
  .bento > .b-tall { grid-row: auto; }
  .bento > .b-full { grid-column: auto; }
}
.bento-cell {
  position: relative;
  padding: clamp(1.4rem, 2.2vw, 2rem);
  border: 1px solid var(--line-dark);
  border-radius: var(--r-xs);
  background: var(--carbon-700);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color 0.35s var(--ease-out), background-color 0.35s var(--ease-out);
}
.bento-cell:hover { border-color: rgba(var(--amber-rgb), 0.5); background: var(--carbon-600); }
.bento-cell h3 { margin-top: 1.1rem; font-size: 1.08rem; }
.bento-cell p { margin-top: 0.7rem; font-size: 0.88rem; color: var(--muted-dark); }
.bento-cell.has-image { padding: 0; min-height: 220px; }
.bento-cell.has-image.b-wide { min-height: 300px; }
.bento-cell.has-image.b-full { min-height: 320px; }
.bento-cell.has-image img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 0.9s var(--ease-out); }
.bento-cell.has-image:hover img { transform: scale(1.05); }
.bento-cell.has-image .bento-overlay {
  position: relative;
  margin-top: auto;
  padding: clamp(1.4rem, 2.2vw, 2rem);
  background: linear-gradient(to top, rgba(11, 13, 16, 0.92), transparent);
  width: 100%;
}
p.bento-figure,
.bento-figure { font-family: var(--font-display); font-size: clamp(2rem, 3.4vw, 2.9rem); letter-spacing: -0.05em; line-height: 1; }
.bento-figure .u { color: var(--amber-500); }

/* --------------------------------------------------------- Testimonials */
.quote-feature { display: grid; gap: clamp(2rem, 4vw, 4rem); align-items: center; }
@media (min-width: 980px) { .quote-feature { grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr); } }
.quote-mark {
  font-family: var(--font-display);
  font-size: 5rem;
  line-height: 0.6;
  color: var(--amber-500);
  display: block;
}
.quote-text {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.6vw, 2.15rem);
  font-weight: 500;
  line-height: 1.28;
  letter-spacing: -0.03em;
  margin-top: 1.5rem;
  text-wrap: balance;
}
.quote-person { display: flex; align-items: center; gap: 0.9rem; margin-top: 2rem; }
.avatar {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--amber-500);
  color: #fff;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  flex: none;
}
.quote-person b { display: block; font-family: var(--font-display); font-size: 0.98rem; }
.quote-person span:not(.avatar) { font-size: 0.82rem; color: var(--muted); }
.band-dark .quote-person span:not(.avatar) { color: var(--muted-dark); }

.stars { display: flex; gap: 0.2rem; color: var(--amber-500); }
.stars .i { width: 1rem; height: 1rem; }

.quote-slider { position: relative; }
.quote-slide { display: none; }
.quote-slide.is-active { display: block; animation: quote-in 0.55s var(--ease-out) both; }
@keyframes quote-in { from { opacity: 0; transform: translateY(14px); } }
.quote-nav { display: flex; align-items: center; gap: 0.75rem; margin-top: 2.25rem; }
.quote-dots { display: flex; gap: 0.4rem; margin-left: 0.5rem; }
.quote-dot { width: 26px; height: 3px; background: var(--line-dark); transition: background-color 0.3s; }
.quote-dot[aria-current="true"] { background: var(--amber-500); }

.review-grid { display: grid; gap: 1.25rem; grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr)); }
.review {
  padding: clamp(1.5rem, 2.2vw, 2rem);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-xs);
  display: flex;
  flex-direction: column;
  transition: transform 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out);
}
.review:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.review blockquote { margin-top: 1.1rem; font-size: 0.96rem; line-height: 1.7; color: var(--ink-2); }
.review .quote-person { margin-top: auto; padding-top: 1.5rem; }
.review-tag {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 0.35rem;
  display: block;
}

/* ----------------------------------------------------------------- FAQ */
.faq { display: grid; gap: 0.75rem; }
.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--r-xs);
  background: #fff;
  overflow: hidden;
  transition: border-color 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
}
.faq-item:has([aria-expanded="true"]) { border-color: rgba(var(--amber-rgb), 0.5); box-shadow: var(--shadow-sm); }
.band-dark .faq-item { background: var(--carbon-700); border-color: var(--line-dark); }
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.2rem 1.4rem;
  text-align: left;
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 600;
  letter-spacing: -0.015em;
}
.faq-q .sign { position: relative; width: 16px; height: 16px; flex: none; }
.faq-q .sign::before,
.faq-q .sign::after {
  content: "";
  position: absolute;
  inset: 50% 0 auto 0;
  height: 2px;
  background: var(--amber-500);
  transition: transform 0.35s var(--ease-out);
}
.faq-q .sign::after { transform: rotate(90deg); }
.faq-q[aria-expanded="true"] .sign::after { transform: rotate(0deg); }
.faq-a { display: grid; grid-template-rows: 0fr; transition: grid-template-rows 0.42s var(--ease-out); }
.faq-a.is-open { grid-template-rows: 1fr; }
.faq-a > div { overflow: hidden; }
.faq-a p { padding: 0 1.4rem 1.35rem; font-size: 0.94rem; color: var(--muted); max-width: 68ch; }
.band-dark .faq-a p { color: var(--muted-dark); }

/* ------------------------------------------------------------- Contact */
.contact-grid { display: grid; gap: clamp(2rem, 4vw, 3.5rem); align-items: start; }
@media (min-width: 980px) { .contact-grid { grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr); } }
.form-panel {
  padding: clamp(1.5rem, 3vw, 2.75rem);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-xs);
  box-shadow: var(--shadow-md);
  display: grid;
  gap: 1.25rem;
}
.contact-list { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r-xs); overflow: hidden; }
.contact-row {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1.35rem 1.4rem;
  background: var(--concrete-50);
  transition: background-color 0.3s var(--ease-out);
}
.contact-row:hover { background: #fff; }
.contact-row .icon-tile { width: 2.5rem; height: 2.5rem; }
.contact-row .icon-tile .i { width: 1.05rem; height: 1.05rem; }
.contact-row .k { font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); }
.contact-row .v { display: block; font-family: var(--font-display); font-size: 1rem; margin-top: 0.3rem; }
.contact-row a.v:hover { color: var(--amber-600); }

.map-frame {
  border: 1px solid var(--line);
  border-radius: var(--r-xs);
  overflow: hidden;
  background: var(--concrete-100);
  aspect-ratio: 16 / 9;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 2rem;
  position: relative;
}
.map-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--line-soft) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line-soft) 1px, transparent 1px);
  background-size: 34px 34px;
}
.map-frame > * { position: relative; }
.map-frame .i { width: 2rem; height: 2rem; color: var(--amber-500); margin-inline: auto; }
.map-frame p { margin-top: 0.9rem; font-size: 0.88rem; color: var(--muted); }

/* Quote form step indicator */
.steps { display: flex; flex-wrap: wrap; gap: 0.5rem 1.5rem; margin-bottom: 0.5rem; }
.step { display: flex; align-items: center; gap: 0.55rem; font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }
.step b { width: 22px; height: 22px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; font-size: 0.62rem; }
.step.is-active { color: var(--amber-600); }
.step.is-active b { background: var(--amber-500); border-color: var(--amber-500); color: #fff; }

/* -------------------------------------------------------- Service detail */
.spec-list { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r-xs); overflow: hidden; }
@media (min-width: 700px) { .spec-list { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .spec-list { grid-template-columns: repeat(3, 1fr); } }
.spec {
  background: var(--concrete-50);
  padding: clamp(1.4rem, 2.2vw, 1.9rem);
  transition: background-color 0.3s var(--ease-out);
}
.band-concrete .spec { background: #fff; }
.spec:hover { background: #fff; }
.spec .i { width: 1.3rem; height: 1.3rem; color: var(--amber-600); }
.spec h3 { margin-top: 1rem; font-size: 1.05rem; }
.spec p { margin-top: 0.6rem; font-size: 0.9rem; color: var(--muted); }

.aside-card {
  padding: clamp(1.5rem, 2.4vw, 2.1rem);
  border: 1px solid var(--line);
  border-radius: var(--r-xs);
  background: #fff;
  position: sticky;
  top: calc(var(--header-h) + 1.5rem);
}
.aside-card h3 { font-size: 1.15rem; }
.aside-card p { margin-top: 0.8rem; font-size: 0.9rem; color: var(--muted); }
.aside-card .btn { margin-top: 1.35rem; }
.aside-facts { display: grid; gap: 0.9rem; margin-top: 1.5rem; padding-top: 1.35rem; border-top: 1px solid var(--line); }
.aside-facts div { display: flex; justify-content: space-between; gap: 1rem; font-size: 0.86rem; }
.aside-facts dt { color: var(--muted); }
.aside-facts dd { font-family: var(--font-display); font-weight: 600; text-align: right; }

.detail-layout { display: grid; gap: clamp(2rem, 4vw, 3.5rem); align-items: start; }
@media (min-width: 1000px) { .detail-layout { grid-template-columns: minmax(0, 1fr) 340px; } }

.prose h2 { font-size: var(--fs-h2); margin-top: 2.5rem; }
.prose h3 { font-size: 1.2rem; margin-top: 2rem; }
.prose p { margin-top: 1rem; color: var(--ink-2); }
.prose > :first-child { margin-top: 0; }
.prose ul { display: grid; gap: 0.6rem; margin-top: 1.1rem; }
.prose ul li { display: flex; gap: 0.7rem; color: var(--ink-2); }
.prose ul li::before { content: ""; width: 6px; height: 6px; background: var(--amber-500); margin-top: 0.62rem; flex: none; }

.pull-quote {
  margin-top: 2.25rem;
  padding: 1.5rem 1.75rem;
  border-left: 3px solid var(--amber-500);
  background: var(--concrete-100);
  font-family: var(--font-display);
  font-size: 1.15rem;
  line-height: 1.4;
  letter-spacing: -0.02em;
}

/* Project gallery */
.gallery { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr)); }
.gallery img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: var(--r-xs); }
.gallery figure { position: relative; overflow: hidden; border-radius: var(--r-xs); }
.gallery figcaption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 0.9rem 1rem;
  background: linear-gradient(to top, rgba(11, 13, 16, 0.85), transparent);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transform: translateY(100%);
  transition: transform 0.4s var(--ease-out);
}
.gallery figure:hover figcaption { transform: none; }
.gallery img { transition: transform 0.9s var(--ease-out); }
.gallery figure:hover img { transform: scale(1.05); }

/* Result figures on a case study */
.results { display: grid; gap: 1px; background: var(--line-dark); border: 1px solid var(--line-dark); border-radius: var(--r-xs); overflow: hidden; }
@media (min-width: 700px) { .results { grid-template-columns: repeat(3, 1fr); } }
.result { background: var(--carbon-700); padding: clamp(1.5rem, 2.4vw, 2.1rem); }
.result b { display: block; font-family: var(--font-display); font-size: clamp(1.8rem, 3vw, 2.5rem); letter-spacing: -0.04em; line-height: 1; }
.result > span { display: block; margin-top: 0.6rem; font-size: 0.86rem; color: var(--muted-dark); }

/* ----------------------------------------------------------------- 404 */
.notfound {
  min-height: 70svh;
  display: grid;
  place-items: center;
  text-align: center;
  background: var(--carbon-900);
  color: #fff;
  padding-block: clamp(4rem, 8vw, 8rem);
  position: relative;
  overflow: hidden;
}
.notfound-code {
  font-family: var(--font-display);
  font-size: clamp(6rem, 22vw, 16rem);
  font-weight: 700;
  line-height: 0.8;
  letter-spacing: -0.06em;
  background: repeating-linear-gradient(-45deg, var(--amber-500) 0 12px, var(--carbon-700) 12px 24px);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ------------------------------------------------------- Small helpers */
.stack-sm { display: grid; gap: 0.75rem; }
.stack { display: grid; gap: 1.25rem; }
.stack-lg { display: grid; gap: 2rem; }
.row { display: flex; flex-wrap: wrap; gap: 0.85rem; align-items: center; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 2.75rem; }
.center { text-align: center; }
.center .mono-label { justify-content: center; }
.center .lead { margin-inline: auto; }
.mx-auto { margin-inline: auto; }