/* Carter Furniture & Steel — construction-rich static site */

:root {
  /* Black · grey · gold */
  --steel: #0a0a0a;
  --steel-mid: #1a1a1a;
  --zinc: #8a8a8a;
  --plate: #f2f2f2;
  --plate-dim: #c8c8c8;
  --surface: #ffffff;
  --spark: #b8941f;
  --spark-hot: #c9a84c;
  --gold-deep: #8a6d12;
  --ink: #0a0a0a;
  --fog: rgba(242, 242, 242, 0.92);
  --font-display: "Teko", "Arial Narrow", Impact, sans-serif;
  --font-ui: "Barlow Condensed", "Arial Narrow", sans-serif;
  --font-body: "IBM Plex Sans", "Segoe UI", Tahoma, sans-serif;
  --max: 1120px;
  --nav-h: 4.25rem;
  --ticker-h: 2rem;
  --ease-build: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + var(--ticker-h) + 0.5rem);
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--ink);
  background: var(--plate);
  line-height: 1.55;
  overflow-x: hidden;
  letter-spacing: 0.01em;
}

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

.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;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -100px;
  z-index: 2000;
  background: var(--spark);
  color: #0a0a0a;
  padding: 0.65rem 1rem;
  font-family: var(--font-ui);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.skip-link:focus {
  top: 0.75rem;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

button,
.btn {
  font-family: inherit;
  cursor: pointer;
  border: none;
}

/* —— Construction progress bar (top) —— */
.build-rail {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 1000;
  background: rgba(28, 36, 48, 0.2);
}

.build-rail__fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--spark), var(--spark-hot));
  box-shadow: 0 0 12px rgba(201, 162, 39, 0.5);
  transition: width 0.08s linear;
}

/* —— Site ticker —— */
.site-ticker {
  position: fixed;
  top: 3px;
  left: 0;
  right: 0;
  z-index: 920;
  height: var(--ticker-h);
  background: #000;
  border-bottom: 1px solid rgba(201, 162, 39, 0.35);
  overflow: hidden;
  display: flex;
  align-items: center;
}

.site-ticker__track {
  display: flex;
  gap: 2.25rem;
  width: max-content;
  animation: marquee 40s linear infinite;
  font-family: var(--font-ui);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--spark);
  white-space: nowrap;
  padding-left: 1rem;
}

.site-ticker__track span::after {
  content: "  ◆";
  color: #444;
  margin-left: 2.25rem;
}

/* —— Phase chip —— */
.phase-chip {
  position: fixed;
  left: 1rem;
  bottom: 1.1rem;
  z-index: 940;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.45rem 0.85rem;
  background: rgba(0, 0, 0, 0.88);
  border: 1px solid rgba(201, 162, 39, 0.45);
  color: var(--plate);
  font-family: var(--font-ui);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.3s, transform 0.3s;
  pointer-events: none;
}

.phase-chip.is-on {
  opacity: 1;
  transform: translateY(0);
}

.phase-chip__dot {
  width: 0.45rem;
  height: 0.45rem;
  background: var(--spark);
  border-radius: 50%;
  animation: pulseDot 1.4s ease-in-out infinite;
}

@keyframes pulseDot {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.45;
    transform: scale(0.75);
  }
}

/* —— Site loader —— */
.site-loader {
  position: fixed;
  inset: 0;
  z-index: 3000;
  background: #000;
  display: grid;
  place-items: center;
  transition: opacity 0.55s var(--ease-build), visibility 0.55s;
}

.site-loader.is-done {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.site-loader__frame {
  text-align: center;
  width: min(280px, 70vw);
}

.site-loader__bar {
  height: 3px;
  background: #222;
  margin-bottom: 1.25rem;
  overflow: hidden;
  position: relative;
}

.site-loader__bar::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 0%;
  background: linear-gradient(90deg, var(--spark), var(--spark-hot));
  animation: loadBar 1.1s var(--ease-build) forwards;
}

@keyframes loadBar {
  to {
    width: 100%;
  }
}

.site-loader__brand {
  font-family: var(--font-display);
  font-size: 3rem;
  letter-spacing: 0.12em;
  color: var(--spark-hot);
  line-height: 1;
}

.site-loader__status {
  margin-top: 0.35rem;
  font-family: var(--font-ui);
  font-size: 0.85rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #777;
}

/* —— Nav —— */
.site-nav {
  position: fixed;
  top: calc(3px + var(--ticker-h));
  left: 0;
  right: 0;
  z-index: 900;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  transition: background 0.35s var(--ease-build), box-shadow 0.35s;
}

.site-nav.is-solid {
  background: rgba(0, 0, 0, 0.94);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(8px);
}

.site-nav__inner {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: #fff;
}

.brand__mark {
  width: 42px;
  height: 42px;
  flex-shrink: 0;
  background: linear-gradient(145deg, var(--spark-hot), var(--spark) 45%, var(--gold-deep));
  clip-path: polygon(0 0, 100% 0, 100% 72%, 72% 100%, 0 100%);
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: 0.02em;
  color: #0a0a0a;
}

.brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}

.brand__name {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  line-height: 1;
}

.brand__tag {
  font-family: var(--font-ui);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--plate-dim);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.35rem;
}

.nav-links a {
  color: var(--plate);
  font-family: var(--font-ui);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.8;
  transition: opacity 0.2s, color 0.2s;
  position: relative;
}

.nav-links a[data-nav].is-active {
  opacity: 1;
  color: var(--spark-hot);
}

.nav-links a[data-nav].is-active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.35rem;
  height: 2px;
  background: var(--spark);
}

.nav-links a:hover,
.nav-links a:focus-visible {
  opacity: 1;
  color: var(--spark-hot);
}

.nav-links .btn {
  opacity: 1;
}

.nav-toggle {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  background: transparent;
  border: 1px solid rgba(230, 234, 239, 0.35);
  color: #fff;
  padding: 0.55rem;
  flex-direction: column;
  justify-content: center;
  gap: 0.28rem;
}

.nav-toggle span {
  display: block;
  height: 2px;
  background: #fff;
  transition: transform 0.3s, opacity 0.3s;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* —— Buttons —— */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.4rem;
  font-family: var(--font-ui);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: transform 0.25s var(--ease-build), background 0.2s, color 0.2s, border-color 0.2s, box-shadow 0.25s;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn--spark {
  background: linear-gradient(145deg, var(--spark-hot), var(--spark));
  color: #0a0a0a;
}

.btn--spark:hover {
  background: linear-gradient(145deg, #f0d060, var(--spark-hot));
  box-shadow: 0 8px 24px rgba(201, 162, 39, 0.35);
}

.btn--pulse {
  animation: ctaPulse 2.4s ease-in-out infinite;
}

@keyframes ctaPulse {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(201, 162, 39, 0.45);
  }
  50% {
    box-shadow: 0 0 0 10px rgba(201, 162, 39, 0);
  }
}

.btn--ghost {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(230, 234, 239, 0.45);
}

.btn--ghost:hover {
  border-color: var(--spark-hot);
  color: var(--spark-hot);
}

.btn--dark {
  background: var(--steel);
  color: #fff;
}

.btn--dark:hover {
  background: var(--steel-mid);
}

/* —— Hero —— */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: grid;
  align-items: end;
  background: var(--steel);
  color: #fff;
  overflow: hidden;
}

.hero__plane {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(115deg, rgba(0, 0, 0, 0.65) 0%, rgba(10, 10, 10, 0.4) 42%, rgba(0, 0, 0, 0.78) 100%),
    radial-gradient(ellipse 80% 60% at 70% 40%, rgba(201, 162, 39, 0.2), transparent 55%),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 79px,
      rgba(138, 138, 138, 0.1) 79px,
      rgba(138, 138, 138, 0.1) 80px
    ),
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 79px,
      rgba(138, 138, 138, 0.1) 79px,
      rgba(138, 138, 138, 0.1) 80px
    ),
    linear-gradient(160deg, #2a2a2a 0%, #121212 45%, #000000 100%);
  transform: scale(1.05);
  will-change: transform;
}

.hero__grid-move {
  position: absolute;
  inset: -20%;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(201, 162, 39, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201, 162, 39, 0.07) 1px, transparent 1px);
  background-size: 48px 48px;
  animation: gridDrift 28s linear infinite;
  opacity: 0.55;
}

@keyframes gridDrift {
  from {
    transform: translate3d(0, 0, 0);
  }
  to {
    transform: translate3d(-48px, -48px, 0);
  }
}

.hero__crane {
  position: absolute;
  top: 12%;
  right: 8%;
  width: min(220px, 36vw);
  height: min(280px, 42vh);
  pointer-events: none;
  opacity: 0.55;
  z-index: 1;
}

.hero__crane-arm {
  position: absolute;
  top: 0;
  left: 10%;
  width: 78%;
  height: 4px;
  background: linear-gradient(90deg, var(--plate-dim), var(--spark));
  transform-origin: left center;
  animation: craneSwing 7s ease-in-out infinite;
}

.hero__crane-arm::before {
  content: "";
  position: absolute;
  left: 0;
  top: -28px;
  width: 4px;
  height: 28px;
  background: var(--plate-dim);
}

.hero__crane-cable {
  position: absolute;
  top: 4px;
  left: 72%;
  width: 2px;
  height: 90px;
  background: rgba(230, 234, 239, 0.55);
  transform-origin: top center;
  animation: cableDrop 7s ease-in-out infinite;
}

.hero__crane-hook {
  position: absolute;
  top: 94px;
  left: calc(72% - 8px);
  width: 18px;
  height: 14px;
  border: 2px solid var(--spark);
  border-top: none;
  border-radius: 0 0 8px 8px;
  animation: hookBob 7s ease-in-out infinite;
}

@keyframes craneSwing {
  0%,
  100% {
    transform: rotate(-4deg);
  }
  50% {
    transform: rotate(6deg);
  }
}

@keyframes cableDrop {
  0%,
  100% {
    height: 90px;
  }
  50% {
    height: 140px;
  }
}

@keyframes hookBob {
  0%,
  100% {
    top: 94px;
  }
  50% {
    top: 144px;
  }
}

.hero__scaffold {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.35;
}

.hero__scaffold span {
  position: absolute;
  background: var(--spark);
  transform-origin: left center;
  opacity: 0;
}

.hero__scaffold .h-beam {
  height: 2px;
  width: 0;
  animation: beamGrowX 1.4s var(--ease-build) forwards;
}

.hero__scaffold .v-beam {
  width: 2px;
  height: 0;
  animation: beamGrowY 1.4s var(--ease-build) forwards;
}

.hero__scaffold .h-beam:nth-child(1) {
  top: 18%;
  left: 8%;
  animation-delay: 0.15s;
}
.hero__scaffold .h-beam:nth-child(2) {
  top: 42%;
  left: 55%;
  animation-delay: 0.35s;
}
.hero__scaffold .h-beam:nth-child(3) {
  top: 68%;
  left: 20%;
  animation-delay: 0.55s;
}
.hero__scaffold .v-beam:nth-child(4) {
  top: 12%;
  left: 22%;
  animation-delay: 0.25s;
}
.hero__scaffold .v-beam:nth-child(5) {
  top: 30%;
  left: 72%;
  animation-delay: 0.45s;
}
.hero__scaffold .v-beam:nth-child(6) {
  top: 50%;
  left: 40%;
  animation-delay: 0.65s;
}

@keyframes beamGrowX {
  from {
    width: 0;
    opacity: 0;
  }
  to {
    width: min(38vw, 420px);
    opacity: 0.55;
  }
}

@keyframes beamGrowY {
  from {
    height: 0;
    opacity: 0;
  }
  to {
    height: min(28vh, 260px);
    opacity: 0.45;
  }
}

.hero__sparks {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.hero__sparks i {
  position: absolute;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--spark-hot);
  opacity: 0;
  animation: sparkFall 2.8s ease-in infinite;
}

@keyframes sparkFall {
  0% {
    transform: translateY(0) scale(1);
    opacity: 0;
  }
  12% {
    opacity: 1;
  }
  100% {
    transform: translateY(120px) scale(0.2);
    opacity: 0;
  }
}

.hero__content {
  position: relative;
  z-index: 2;
  width: min(100% - 2rem, var(--max));
  margin: 0 auto;
  padding: calc(var(--nav-h) + var(--ticker-h) + 3rem) 0 4.5rem;
}

.hero__domain {
  font-family: var(--font-ui);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--spark);
  margin-bottom: 0.75rem;
  opacity: 0;
  transform: translateY(16px);
  animation: riseIn 0.8s var(--ease-build) 0.1s forwards;
}

.hero__brand {
  font-family: var(--font-display);
  font-size: clamp(3.6rem, 14vw, 8.5rem);
  font-weight: 600;
  line-height: 0.88;
  letter-spacing: 0.02em;
  max-width: 14ch;
  opacity: 0;
  transform: translateY(36px);
  animation: riseIn 0.9s var(--ease-build) 0.2s forwards;
}

.hero__brand span {
  display: block;
  color: var(--spark);
}

.hero__lead {
  margin-top: 1.35rem;
  max-width: 36ch;
  font-size: clamp(1.05rem, 2.2vw, 1.28rem);
  font-weight: 400;
  color: var(--plate);
  opacity: 0;
  transform: translateY(24px);
  animation: riseIn 0.9s var(--ease-build) 0.45s forwards;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
  opacity: 0;
  transform: translateY(24px);
  animation: riseIn 0.9s var(--ease-build) 0.65s forwards;
}

@keyframes riseIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero__scroll {
  position: absolute;
  bottom: 1.5rem;
  right: max(1rem, calc((100% - var(--max)) / 2));
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--plate-dim);
  opacity: 0;
  animation: riseIn 0.8s var(--ease-build) 1s forwards;
}

.hero__scroll-bar {
  width: 1px;
  height: 48px;
  background: rgba(230, 234, 239, 0.25);
  position: relative;
  overflow: hidden;
}

.hero__scroll-bar::after {
  content: "";
  position: absolute;
  left: 0;
  top: -40%;
  width: 100%;
  height: 40%;
  background: var(--spark);
  animation: scrollPulse 1.6s ease-in-out infinite;
}

@keyframes scrollPulse {
  0% {
    top: -40%;
  }
  100% {
    top: 100%;
  }
}

/* —— Sections shared —— */
.section {
  padding: clamp(3.5rem, 8vw, 6.5rem) 0;
  position: relative;
}

.section__inner {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}

.section__head {
  max-width: 36rem;
  margin-bottom: clamp(2rem, 5vw, 3.25rem);
}

.section__eyebrow {
  font-family: var(--font-ui);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--spark);
  margin-bottom: 0.65rem;
}

.section__title {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 7vw, 4.2rem);
  font-weight: 600;
  letter-spacing: 0.02em;
  line-height: 0.95;
  color: var(--steel);
}

.section__copy {
  margin-top: 0.9rem;
  color: var(--steel-mid);
  font-size: 1.05rem;
  max-width: 42ch;
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--ease-build), transform 0.7s var(--ease-build);
}

.reveal.is-in {
  opacity: 1;
  transform: translateY(0);
}

.reveal-beam {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.75s var(--ease-build), transform 0.75s var(--ease-build);
}

.reveal-beam.is-in {
  opacity: 1;
  transform: translateX(0);
}

/* —— About / build strip —— */
.about {
  background: #fff;
}

.about__grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: end;
}

.about__media {
  position: relative;
  min-height: 420px;
  background: var(--steel);
  overflow: hidden;
}

.about__media::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, transparent 40%, rgba(0, 0, 0, 0.8)),
    repeating-linear-gradient(
      -12deg,
      transparent,
      transparent 18px,
      rgba(201, 162, 39, 0.1) 18px,
      rgba(201, 162, 39, 0.1) 19px
    );
  z-index: 1;
}

.about__media img,
.about__media .ph {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
}

.ph {
  display: grid;
  place-items: center;
  background:
    linear-gradient(135deg, #2e2e2e, #141414 60%, #000000);
  color: var(--plate-dim);
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3vw, 2rem);
  letter-spacing: 0.08em;
  text-align: center;
  padding: 1.5rem;
}

.ph small {
  display: block;
  margin-top: 0.5rem;
  font-family: var(--font-body);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.7;
}

.about__caption {
  position: absolute;
  left: 1.25rem;
  bottom: 1.25rem;
  z-index: 2;
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: 0.06em;
  color: #fff;
}

.about__stats {
  display: grid;
  gap: 1.25rem;
}

.stat {
  border-left: 3px solid var(--spark);
  padding-left: 1rem;
}

.stat strong {
  display: block;
  font-family: var(--font-display);
  font-size: 2.4rem;
  letter-spacing: 0.04em;
  color: var(--steel);
  line-height: 1;
}

.stat span {
  font-size: 0.9rem;
  color: var(--zinc);
}

/* —— Services —— */
.services {
  background: var(--steel);
  color: #fff;
  overflow: hidden;
}

.services .section__title {
  color: #fff;
}

.services .section__copy {
  color: var(--plate-dim);
}

.services__list {
  display: grid;
  gap: 0;
  border-top: 1px solid rgba(230, 234, 239, 0.15);
}

.service {
  display: grid;
  grid-template-columns: 4.5rem 1fr;
  gap: 1rem 1.5rem;
  padding: 1.75rem 0;
  border-bottom: 1px solid rgba(230, 234, 239, 0.15);
  align-items: start;
  position: relative;
  overflow: hidden;
  transition: padding 0.35s var(--ease-build);
}

.service::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 0;
  background: linear-gradient(90deg, rgba(201, 162, 39, 0.12), transparent);
  transition: width 0.45s var(--ease-build);
}

.service:hover::before,
.service:focus-within::before {
  width: 100%;
}

.service:hover {
  padding-left: 0.5rem;
}

.service__num {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--spark);
  letter-spacing: 0.04em;
  line-height: 1;
  padding-top: 0.15rem;
}

.service__title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.5vw, 2.15rem);
  letter-spacing: 0.05em;
  margin-bottom: 0.45rem;
}

.service__text {
  color: var(--plate-dim);
  max-width: 52ch;
  margin-bottom: 0.85rem;
}

.service__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 1rem;
}

.service__tags li {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--plate);
  position: relative;
  padding-left: 0.85rem;
}

.service__tags li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45em;
  width: 0.4rem;
  height: 0.4rem;
  background: var(--spark);
}

/* —— Projects / construction —— */
.projects {
  background: var(--plate);
}

.projects__stage {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1rem;
}

.project {
  position: relative;
  min-height: 280px;
  overflow: hidden;
  background: var(--steel);
  color: #fff;
  clip-path: inset(8% 8% 8% 8%);
  transition: clip-path 0.8s var(--ease-build), transform 0.5s var(--ease-build);
}

.project.is-in,
.project.reveal.is-in {
  clip-path: inset(0 0 0 0);
}

.project:hover {
  transform: translateY(-4px);
}

.project:nth-child(1) {
  grid-column: 1 / span 7;
  min-height: 360px;
}

.project:nth-child(2) {
  grid-column: 8 / span 5;
  min-height: 360px;
}

.project:nth-child(3) {
  grid-column: 1 / span 5;
}

.project:nth-child(4) {
  grid-column: 6 / span 7;
}

.project img,
.project .ph {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease-build);
}

.project:hover img,
.project:hover .ph {
  transform: scale(1.04);
}

.project__veil {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 35%, rgba(0, 0, 0, 0.9));
  z-index: 1;
}

.project__meta {
  position: absolute;
  left: 1.25rem;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 2;
}

.project__phase {
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--spark-hot);
  margin-bottom: 0.35rem;
}

.project__name {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.5vw, 1.85rem);
  letter-spacing: 0.05em;
}

.project__desc {
  margin-top: 0.35rem;
  font-size: 0.92rem;
  color: var(--plate-dim);
  max-width: 36ch;
}

/* —— Process —— */
.process {
  background: #fff;
}

.process__steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  position: relative;
}

.process__steps::before {
  content: "";
  position: absolute;
  top: 1.15rem;
  left: 8%;
  right: 8%;
  height: 2px;
  background: linear-gradient(90deg, var(--spark), var(--plate-dim));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 1.1s var(--ease-build);
}

.process__steps.is-in::before {
  transform: scaleX(1);
}

.step {
  position: relative;
}

.step__mark {
  width: 2.3rem;
  height: 2.3rem;
  background: linear-gradient(145deg, var(--spark-hot), var(--spark));
  color: #0a0a0a;
  font-family: var(--font-display);
  font-size: 1.15rem;
  display: grid;
  place-items: center;
  margin-bottom: 1rem;
  clip-path: polygon(0 0, 100% 0, 100% 70%, 70% 100%, 0 100%);
}

.step h3 {
  font-family: var(--font-display);
  font-size: 1.45rem;
  letter-spacing: 0.05em;
  margin-bottom: 0.4rem;
  color: var(--steel);
}

.step p {
  font-size: 0.95rem;
  color: var(--zinc);
}

/* —— Contact —— */
.contact {
  background: var(--steel);
  color: #fff;
}

.contact .section__title {
  color: #fff;
}

.contact .section__copy {
  color: var(--plate-dim);
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
}

.contact__block h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: 0.06em;
  color: var(--spark);
  margin-bottom: 0.5rem;
}

.contact__block p,
.contact__block a {
  color: var(--plate);
  font-size: 1.05rem;
}

.contact__block a:hover {
  color: var(--spark-hot);
}

.contact__block + .contact__block {
  margin-top: 1.75rem;
}

.contact__form {
  display: grid;
  gap: 0.9rem;
}

.contact__form label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--plate-dim);
}

.contact__form input,
.contact__form select,
.contact__form textarea {
  font: inherit;
  padding: 0.85rem 1rem;
  background: rgba(230, 234, 239, 0.06);
  border: 1px solid rgba(230, 234, 239, 0.22);
  color: #fff;
  outline: none;
  transition: border-color 0.2s;
}

.contact__form input:focus,
.contact__form select:focus,
.contact__form textarea:focus {
  border-color: var(--spark);
}

.contact__form textarea {
  min-height: 140px;
  resize: vertical;
}

.contact__form select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--spark) 50%),
    linear-gradient(135deg, var(--spark) 50%, transparent 50%);
  background-position: calc(100% - 18px) calc(50% - 3px), calc(100% - 12px) calc(50% - 3px);
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
}

.form-note {
  font-size: 0.85rem;
  color: var(--zinc);
}

.form-note a {
  color: var(--spark-hot);
  text-decoration: underline;
}

/* —— Footer —— */
.site-footer {
  background: #000000;
  color: var(--zinc);
  padding: 2.5rem 0 2rem;
}

.site-footer__inner {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1.25rem;
  align-items: end;
}

.site-footer .brand__name {
  color: #fff;
}

.site-footer p {
  margin-top: 0.5rem;
  font-size: 0.88rem;
  max-width: 36ch;
}

.site-footer__meta {
  font-size: 0.8rem;
  text-align: right;
}

.site-footer__meta a {
  color: var(--spark-hot);
}

/* —— Hero pills —— */
.hero__pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 1.1rem;
  margin-top: 1.75rem;
  opacity: 0;
  transform: translateY(20px);
  animation: riseIn 0.9s var(--ease-build) 0.8s forwards;
}

.hero__pills li {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--plate-dim);
  padding-left: 0.9rem;
  position: relative;
}

.hero__pills li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.4em;
  width: 0.4rem;
  height: 0.4rem;
  background: var(--spark);
}

/* —— Impact counters —— */
.impact {
  background: #111;
  border-top: 1px solid rgba(201, 162, 39, 0.25);
  border-bottom: 1px solid rgba(201, 162, 39, 0.25);
  padding: 2.25rem 0;
}

.impact__inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.impact__item {
  text-align: center;
  color: var(--plate-dim);
}

.impact__item strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.4rem);
  letter-spacing: 0.04em;
  color: var(--spark-hot);
  line-height: 1;
  margin-bottom: 0.35rem;
}

.impact__item span {
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* —— Why Carter —— */
.why {
  background: var(--plate);
}

.why__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.why__card {
  background: #fff;
  border-top: 3px solid var(--spark);
  padding: 1.35rem 1.2rem 1.5rem;
}

.why__icon {
  display: block;
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--spark);
  letter-spacing: 0.06em;
  margin-bottom: 0.75rem;
}

.why__card h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: 0.04em;
  color: var(--steel);
  margin-bottom: 0.45rem;
}

.why__card p {
  font-size: 0.95rem;
  color: var(--zinc);
}

/* —— Clients —— */
.clients {
  background: #fff;
}

.clients .section__copy code {
  font-size: 0.85em;
  color: var(--gold-deep);
}

.clients__filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.75rem;
}

.clients__filter {
  padding: 0.55rem 1rem;
  background: transparent;
  border: 1px solid var(--plate-dim);
  color: var(--steel-mid);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
}

.clients__filter:hover,
.clients__filter.is-active {
  background: var(--steel);
  border-color: var(--steel);
  color: var(--spark-hot);
}

.clients__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.85rem;
}

.client-tile {
  display: flex;
  gap: 0.9rem;
  align-items: flex-start;
  padding: 1.1rem 1rem;
  background: var(--plate);
  border-left: 3px solid var(--spark);
  transition: transform 0.3s var(--ease-build), opacity 0.3s, background 0.2s;
}

.client-tile:hover {
  background: #ebebeb;
  transform: translateY(-2px);
}

.client-tile.is-hidden {
  display: none;
}

.client-tile__mark {
  flex-shrink: 0;
  width: 2.4rem;
  height: 2.4rem;
  display: grid;
  place-items: center;
  background: var(--steel);
  color: var(--spark);
  font-family: var(--font-display);
  font-size: 0.95rem;
  letter-spacing: 0.04em;
}

.client-tile strong {
  display: block;
  font-size: 0.98rem;
  color: var(--steel);
  margin-bottom: 0.2rem;
}

.client-tile span {
  font-size: 0.82rem;
  color: var(--zinc);
}

.clients__marquee {
  margin-top: 2.5rem;
  overflow: hidden;
  border-top: 1px solid var(--plate-dim);
  border-bottom: 1px solid var(--plate-dim);
  padding: 0.85rem 0;
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

.clients__track {
  display: flex;
  gap: 2.5rem;
  width: max-content;
  animation: marquee 32s linear infinite;
}

.clients__track span {
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: 0.08em;
  color: var(--zinc);
  white-space: nowrap;
}

.clients__track span::after {
  content: " ·";
  color: var(--spark);
}

@keyframes marquee {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

/* —— Testimonials —— */
.testimonials {
  background: var(--steel);
  color: #fff;
}

.testimonials .section__title {
  color: #fff;
}

.testimonials .section__copy {
  color: var(--plate-dim);
}

.testimonial-slider {
  max-width: 720px;
}

.testimonial-slider__viewport {
  overflow: hidden;
  min-height: 220px;
}

.testimonial-slider__track {
  position: relative;
}

.testimonial {
  display: none;
  opacity: 0;
  transform: translateX(24px);
  transition: opacity 0.45s var(--ease-build), transform 0.45s var(--ease-build);
}

.testimonial.is-active {
  display: block;
  opacity: 1;
  transform: translateX(0);
}

.testimonial blockquote p {
  font-size: clamp(1.15rem, 2.4vw, 1.45rem);
  line-height: 1.45;
  color: var(--plate);
  font-weight: 400;
}

.testimonial blockquote p::before {
  content: "“";
  color: var(--spark);
  font-family: var(--font-display);
  font-size: 2.5rem;
  line-height: 0;
  margin-right: 0.15rem;
  vertical-align: -0.25em;
}

.testimonial footer {
  margin-top: 1.35rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(201, 162, 39, 0.35);
}

.testimonial footer strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: 0.05em;
  color: var(--spark-hot);
}

.testimonial footer span {
  font-size: 0.88rem;
  color: var(--plate-dim);
}

.testimonial-slider__controls {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 1.5rem;
}

.testimonial-btn {
  width: 2.6rem;
  height: 2.6rem;
  background: transparent;
  border: 1px solid rgba(230, 234, 239, 0.35);
  color: #fff;
  font-size: 1.1rem;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.testimonial-btn:hover {
  border-color: var(--spark);
  color: var(--spark-hot);
  background: rgba(201, 162, 39, 0.08);
}

.testimonial-dots {
  display: flex;
  gap: 0.45rem;
  flex: 1;
}

.testimonial-dots button {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  border: none;
  background: rgba(230, 234, 239, 0.3);
  padding: 0;
  cursor: pointer;
}

.testimonial-dots button.is-active {
  background: var(--spark);
  transform: scale(1.25);
}

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 2.75rem;
}

.testimonial-card {
  padding: 1.25rem;
  border: 1px solid rgba(201, 162, 39, 0.28);
  background: rgba(255, 255, 255, 0.03);
}

.testimonial-card p {
  font-size: 0.95rem;
  color: var(--plate-dim);
  margin-bottom: 0.85rem;
}

.testimonial-card strong {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--spark);
}

/* —— FAQ —— */
.faq {
  background: var(--plate);
}

.faq__toolbar {
  margin-bottom: 1.25rem;
  max-width: 720px;
}

.faq__search input {
  width: 100%;
  font: inherit;
  padding: 0.9rem 1.1rem;
  border: 1px solid var(--plate-dim);
  background: #fff;
  color: var(--steel);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.faq__search input:focus {
  border-color: var(--spark);
  box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.2);
  outline: none;
}

.faq__hint {
  margin-top: 0.65rem;
  font-size: 0.9rem;
  color: var(--zinc);
}

.faq__item.is-filtered-out {
  display: none;
}

.faq__list {
  max-width: 720px;
  display: grid;
  gap: 0.65rem;
}

.faq__item {
  background: #fff;
  border-left: 3px solid var(--spark);
  transition: transform 0.3s var(--ease-build), box-shadow 0.3s;
}

.faq__item[open] {
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.06);
}

.faq__item summary {
  list-style: none;
  cursor: pointer;
  padding: 1.1rem 1.25rem;
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--steel);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.faq__item summary::-webkit-details-marker {
  display: none;
}

.faq__item summary::after {
  content: "+";
  font-family: var(--font-ui);
  color: var(--spark);
  font-size: 1.5rem;
  line-height: 1;
  transition: transform 0.25s;
}

.faq__item[open] summary::after {
  content: "−";
}

.faq__item p {
  padding: 0 1.25rem 1.2rem;
  color: var(--zinc);
  font-size: 0.98rem;
  max-width: 58ch;
  animation: faqOpen 0.35s var(--ease-build);
}

@keyframes faqOpen {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.field-error {
  color: #c0392b;
  font-size: 0.8rem;
  letter-spacing: 0.02em;
}

.contact__form label.is-invalid input,
.contact__form label.is-invalid select,
.contact__form label.is-invalid textarea {
  border-color: #c0392b;
}

.why__card,
.client-tile,
.testimonial-card {
  transition: transform 0.35s var(--ease-build), box-shadow 0.35s;
}

.why__card:hover,
.client-tile:hover {
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.08);
}

/* —— Floating actions —— */
.whatsapp-float {
  position: fixed;
  right: 1.1rem;
  bottom: 1.1rem;
  z-index: 950;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.7rem 1rem 0.7rem 0.75rem;
  background: #111;
  border: 1px solid var(--spark);
  color: var(--spark-hot);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.35);
  transition: transform 0.25s var(--ease-build), background 0.2s;
}

.whatsapp-float:hover {
  transform: translateY(-3px);
  background: #000;
}

.whatsapp-float__icon {
  width: 1.7rem;
  height: 1.7rem;
  display: grid;
  place-items: center;
  background: var(--spark);
  color: #0a0a0a;
  font-family: var(--font-display);
  font-size: 0.85rem;
}

.back-top {
  position: fixed;
  right: 1.1rem;
  bottom: 4.6rem;
  z-index: 950;
  width: 2.6rem;
  height: 2.6rem;
  background: var(--steel);
  color: var(--spark-hot);
  border: 1px solid rgba(201, 162, 39, 0.45);
  font-size: 1.1rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s, transform 0.25s;
}

.back-top.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.back-top:hover {
  transform: translateY(-2px);
}

/* —— Reduced motion —— */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal,
  .reveal-beam,
  .hero__brand,
  .hero__lead,
  .hero__cta,
  .hero__scroll,
  .hero__pills {
    opacity: 1;
    transform: none;
  }

  .clients__track {
    animation: none;
  }

  .site-ticker__track,
  .hero__grid-move,
  .hero__crane-arm,
  .hero__crane-cable,
  .hero__crane-hook,
  .btn--pulse {
    animation: none !important;
  }

  .site-loader {
    display: none;
  }

  .project {
    clip-path: none;
  }
}

/* —— Responsive —— */
@media (max-width: 900px) {
  .about__grid,
  .contact__grid,
  .process__steps,
  .why__grid,
  .clients__grid,
  .testimonial-grid,
  .impact__inner {
    grid-template-columns: 1fr 1fr;
  }

  .process__steps::before {
    display: none;
  }

  .project:nth-child(1),
  .project:nth-child(2),
  .project:nth-child(3),
  .project:nth-child(4) {
    grid-column: 1 / -1;
    min-height: 260px;
  }

  .nav-toggle {
    display: grid;
    place-items: center;
  }

  .nav-links {
    position: fixed;
    top: calc(var(--nav-h) + var(--ticker-h) + 3px);
    right: 0;
    left: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(0, 0, 0, 0.98);
    padding: 1rem;
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.35s var(--ease-build), opacity 0.35s;
    max-height: calc(100vh - var(--nav-h) - var(--ticker-h));
    overflow-y: auto;
  }

  .nav-links.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-links a {
    padding: 0.9rem 0.5rem;
    border-bottom: 1px solid rgba(230, 234, 239, 0.1);
  }

  .nav-links .btn {
    margin-top: 0.75rem;
    width: 100%;
  }

  .site-footer__meta {
    text-align: left;
  }
}

@media (max-width: 560px) {
  .service {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .hero__cta {
    flex-direction: column;
  }

  .hero__cta .btn {
    width: 100%;
  }

  .why__grid,
  .clients__grid,
  .testimonial-grid,
  .impact__inner {
    grid-template-columns: 1fr;
  }

  .whatsapp-float__label {
    display: none;
  }

  .whatsapp-float {
    padding: 0.75rem;
    border-radius: 0;
  }

  .phase-chip {
    display: none;
  }

  .hero__crane {
    opacity: 0.3;
  }
}

/* Projects loading state */
.projects__loading,
.projects__empty {
  grid-column: 1 / -1;
  padding: 2rem 0;
  color: var(--zinc);
  font-family: var(--font-ui);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

@media (max-width: 720px) {
  .projects__stage {
    grid-template-columns: 1fr;
  }

  .project:nth-child(1),
  .project:nth-child(2),
  .project:nth-child(3),
  .project:nth-child(4),
  .project {
    grid-column: 1 / -1;
    min-height: 240px;
  }

  .site-ticker {
    display: none;
  }

  :root {
    --ticker-h: 0px;
  }

  .site-nav {
    top: 3px;
  }

  .hero__content {
    padding-top: calc(var(--nav-h) + 2rem);
  }

  .hero__brand {
    font-size: clamp(2.8rem, 14vw, 4.5rem);
  }

  .section {
    padding: 3rem 0;
  }

  .contact__form button,
  .hero__cta .btn {
    min-height: 48px;
  }
}

@media (max-width: 400px) {
  .brand__text {
    max-width: 11rem;
  }

  .brand__name {
    font-size: 1.25rem;
  }
}