/* ==========================================================================
   L2 Group — Design System
   Palette sampled directly from the L2 Group logo (charcoal + lime-green).
   ========================================================================== */

:root {
  /* Brand palette */
  --charcoal-900: #17181a;
  --charcoal-800: #212224;
  --charcoal-700: #2e3033;
  --charcoal-600: #45474b;
  --charcoal-400: #6c6f74;
  --charcoal-200: #a8aaae;
  --lime-500: #93c83e;
  --lime-600: #7cae2c;
  --lime-400: #a9d766;
  --white: #ffffff;
  --off-white: #f5f6f2;
  --line: #e4e5e0;

  /* Semantic */
  --bg: var(--white);
  --bg-alt: var(--off-white);
  --text: var(--charcoal-800);
  --text-muted: var(--charcoal-400);
  --accent: var(--lime-500);
  --accent-dark: var(--lime-600);
  --dark: var(--charcoal-900);

  /* Type */
  --font-head: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Inter", "Helvetica Neue", Arial, sans-serif;

  /* Layout */
  --container: 1280px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --section-pad: clamp(4rem, 9vw, 7.5rem);
  --radius: 10px;
  --radius-lg: 18px;

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur-fast: 0.3s;
  --dur: 0.6s;
  --dur-slow: 1.1s;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

button {
  font: inherit;
  cursor: pointer;
}

h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 800;
  line-height: 1.08;
  margin: 0;
  letter-spacing: -0.01em;
  text-transform: uppercase;
}

p {
  margin: 0;
  line-height: 1.7;
}

.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

section {
  padding-block: var(--section-pad);
}

.section-alt {
  background: var(--bg-alt);
}

.section-dark {
  background: var(--dark);
  color: var(--white);
}

/* ---------- Typography scale ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-dark);
  margin-bottom: 1rem;
}

.eyebrow::before {
  content: "";
  width: 2.2em;
  height: 2px;
  background: var(--accent);
}

.section-dark .eyebrow,
.on-dark .eyebrow {
  color: var(--lime-400);
}

h1 {
  font-size: clamp(2.4rem, 6vw, 4.6rem);
}

h2 {
  font-size: clamp(1.9rem, 4vw, 3rem);
}

h3 {
  font-size: clamp(1.2rem, 2.2vw, 1.5rem);
}

.section-head {
  max-width: 46rem;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section-head.center {
  margin-inline: auto;
  text-align: center;
}

.lede {
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  color: var(--text-muted);
  margin-top: 1.1rem;
}

.section-dark .lede,
.on-dark .lede {
  color: var(--charcoal-200);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.95rem 1.9rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.92rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  border: 1.5px solid transparent;
  transition: transform var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
  white-space: nowrap;
}

.btn svg {
  width: 1em;
  height: 1em;
  transition: transform var(--dur-fast) var(--ease);
}

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

.btn:hover svg {
  transform: translateX(3px);
}

.btn-primary {
  background: var(--accent);
  color: var(--charcoal-900);
}

.btn-primary:hover {
  background: var(--accent-dark);
}

.btn-outline {
  border-color: rgba(255, 255, 255, 0.45);
  color: var(--white);
}

.btn-outline:hover {
  background: var(--white);
  color: var(--charcoal-900);
}

.btn-dark {
  background: var(--charcoal-900);
  color: var(--white);
}

.btn-dark:hover {
  background: var(--charcoal-700);
}

/* ==========================================================================
   Header
   ========================================================================== */

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  padding-block: 1.4rem;
  transition: padding var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.site-header.is-scrolled {
  padding-block: 0.75rem;
  background: rgba(23, 24, 26, 0.92);
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.18);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.brand img {
  height: 40px;
  width: auto;
  border-radius: 6px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 2.2rem;
}

.main-nav a {
  font-weight: 600;
  font-size: 0.92rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.85);
  position: relative;
  padding-block: 0.3rem;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  height: 2px;
  width: 0;
  background: var(--accent);
  transition: width var(--dur-fast) var(--ease);
}

.main-nav a:hover,
.main-nav a.is-active {
  color: var(--white);
}

.main-nav a:hover::after,
.main-nav a.is-active::after {
  width: 100%;
}

.has-dropdown {
  position: relative;
}

.dropdown {
  position: absolute;
  top: calc(100% + 1.2rem);
  left: 50%;
  transform: translateX(-50%) translateY(6px);
  min-width: 220px;
  background: var(--white);
  border-radius: var(--radius);
  padding: 0.6rem;
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.22);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease), visibility var(--dur-fast);
}

.has-dropdown:hover .dropdown,
.has-dropdown:focus-within .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.dropdown a {
  display: block;
  color: var(--charcoal-800) !important;
  padding: 0.7rem 0.9rem;
  border-radius: 7px;
  font-size: 0.85rem;
}

.dropdown a::after {
  display: none;
}

.dropdown a:hover {
  background: var(--off-white);
  color: var(--accent-dark) !important;
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.header-cta .btn {
  padding: 0.75rem 1.5rem;
  font-size: 0.82rem;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 8px;
  z-index: 210;
}

.nav-toggle span {
  width: 26px;
  height: 2px;
  background: var(--white);
  transition: transform var(--dur-fast) var(--ease), opacity var(--dur-fast) var(--ease);
}

.nav-toggle.is-open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.is-open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.is-open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ==========================================================================
   Hero
   ========================================================================== */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: flex-end;
  color: var(--white);
  overflow: hidden;
  isolation: isolate;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  overflow: hidden;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: kenburns 22s ease-in-out infinite alternate;
}

.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15, 16, 17, 0.55) 0%, rgba(15, 16, 17, 0.35) 35%, rgba(15, 16, 17, 0.88) 100%);
}

@keyframes kenburns {
  0% {
    transform: scale(1) translate(0, 0);
  }
  100% {
    transform: scale(1.12) translate(-1.5%, -1.5%);
  }
}

.hero-inner {
  padding-block: 8rem 5rem;
  width: 100%;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 1rem;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 1.6rem;
  color: var(--lime-400);
}

.hero-tag span.dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
}

.hero h1 {
  max-width: 18ch;
}

.hero .lede {
  max-width: 42ch;
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(1rem, 1.6vw, 1.2rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2.4rem;
}

.hero-scroll {
  position: absolute;
  right: var(--gutter);
  bottom: 2.4rem;
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.65);
  writing-mode: vertical-rl;
}

.hero-scroll .line {
  width: 1px;
  height: 46px;
  background: rgba(255, 255, 255, 0.35);
  position: relative;
  overflow: hidden;
}

.hero-scroll .line::after {
  content: "";
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--accent);
  animation: scrollLine 2.2s ease-in-out infinite;
}

@keyframes scrollLine {
  0% { top: -100%; }
  60% { top: 100%; }
  100% { top: 100%; }
}

.page-hero {
  min-height: 62vh;
  align-items: center;
}

.page-hero .hero-inner {
  padding-block: 9rem 4rem;
}

.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.6rem;
}

.chip {
  padding: 0.5rem 1rem;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: rgba(255, 255, 255, 0.85);
}

.chip-list.on-light .chip {
  border-color: var(--line);
  color: var(--text-muted);
}

/* ==========================================================================
   Sector / Portfolio cards
   ========================================================================== */

.sector-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.sector-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 3 / 4;
  color: var(--white);
  display: flex;
  align-items: flex-end;
}

.sector-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.1s var(--ease);
}

.sector-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15, 16, 17, 0.05) 20%, rgba(15, 16, 17, 0.92) 100%);
  z-index: 1;
  transition: background var(--dur) var(--ease);
}

.sector-card:hover img {
  transform: scale(1.08);
}

.sector-card-body {
  position: relative;
  z-index: 2;
  padding: 2rem;
  width: 100%;
}

.sector-index {
  display: block;
  font-family: var(--font-head);
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  color: var(--lime-400);
  margin-bottom: 0.7rem;
}

.sector-card h3 {
  font-size: clamp(1.3rem, 2vw, 1.6rem);
  margin-bottom: 0.7rem;
}

.sector-card p {
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.92rem;
  margin-bottom: 1.3rem;
}

.sector-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--white);
}

.sector-link svg {
  width: 1.1em;
  height: 1.1em;
  transition: transform var(--dur-fast) var(--ease);
}

.sector-card:hover .sector-link svg {
  transform: translateX(4px);
}

/* ==========================================================================
   Value-prop / process
   ========================================================================== */

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
}

.process-steps {
  display: grid;
  gap: 1.4rem;
  margin-top: 2.2rem;
}

.process-step {
  display: flex;
  gap: 1.1rem;
  align-items: flex-start;
}

.process-step .num {
  flex: none;
  width: 2.6rem;
  height: 2.6rem;
  border-radius: 50%;
  border: 1.5px solid var(--accent);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 0.95rem;
}

.process-step h4 {
  font-family: var(--font-body);
  font-weight: 700;
  text-transform: none;
  font-size: 1.02rem;
  margin-bottom: 0.3rem;
}

.process-step p {
  color: var(--text-muted);
  font-size: 0.94rem;
}

.media-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 5;
}

.media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ==========================================================================
   Stats / Why L2
   ========================================================================== */

.pillars {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-bottom: clamp(3rem, 6vw, 5rem);
}

.pillar {
  padding: 2rem 1.6rem;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.03);
  transition: border-color var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
}

.pillar:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}

.pillar .icon {
  width: 2.4rem;
  height: 2.4rem;
  color: var(--accent);
  margin-bottom: 1.1rem;
}

.pillar h4 {
  font-family: var(--font-body);
  text-transform: none;
  font-size: 1.02rem;
  margin-bottom: 0.5rem;
}

.pillar p {
  color: var(--charcoal-200);
  font-size: 0.9rem;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: clamp(2.5rem, 5vw, 3.5rem);
}

.stat {
  text-align: center;
}

.stat .num {
  font-family: var(--font-head);
  font-size: clamp(2.2rem, 4.5vw, 3.4rem);
  color: var(--accent);
  display: flex;
  justify-content: center;
  align-items: baseline;
  gap: 0.15em;
}

.stat p {
  margin-top: 0.6rem;
  font-size: 0.86rem;
  color: var(--charcoal-200);
}

/* ==========================================================================
   Certification strip
   ========================================================================== */

.cert-strip {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(2.5rem, 6vw, 5rem);
  flex-wrap: wrap;
}

.cert-strip img {
  height: 64px;
  width: auto;
  filter: grayscale(1);
  opacity: 0.75;
  transition: filter var(--dur-fast) var(--ease), opacity var(--dur-fast) var(--ease);
}

.cert-strip img:hover {
  filter: grayscale(0);
  opacity: 1;
}

/* ==========================================================================
   Contact band
   ========================================================================== */

.contact-band {
  background: var(--dark);
  color: var(--white);
  border-radius: var(--radius-lg);
  padding: clamp(2.5rem, 5vw, 4rem);
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 2.5rem;
  align-items: center;
}

.contact-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.contact-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  padding: 1.4rem;
  transition: border-color var(--dur-fast) var(--ease);
}

.contact-card:hover {
  border-color: var(--accent);
}

.contact-card .role {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--lime-400);
  margin-bottom: 0.3rem;
  display: block;
}

.contact-card .name {
  font-family: var(--font-head);
  font-size: 1.15rem;
  margin-bottom: 0.7rem;
}

.contact-card a {
  display: block;
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.78);
  padding-block: 0.15rem;
}

.contact-card a:hover {
  color: var(--accent);
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  background: var(--charcoal-900);
  color: rgba(255, 255, 255, 0.7);
  padding-block: clamp(3.5rem, 6vw, 5rem) 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.3fr;
  gap: 2.5rem;
  padding-bottom: 3rem;
}

.footer-brand img {
  height: 42px;
  margin-bottom: 1.1rem;
  border-radius: 6px;
}

.footer-brand p {
  font-size: 0.88rem;
  max-width: 30ch;
  color: rgba(255, 255, 255, 0.55);
}

.footer-col h5 {
  font-family: var(--font-head);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 1.1rem;
}

.footer-col ul {
  display: grid;
  gap: 0.7rem;
}

.footer-col a,
.footer-col span {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.6);
}

.footer-col a:hover {
  color: var(--accent);
}

.service-area {
  font-size: 0.85rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.55);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.6rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.45);
}

/* ==========================================================================
   Portfolio grid + lightbox
   ========================================================================== */

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.6rem;
}

.portfolio-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  cursor: pointer;
  background: var(--charcoal-800);
}

.portfolio-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-slow) var(--ease);
}

.portfolio-card:hover img {
  transform: scale(1.09);
}

.portfolio-card .overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15, 16, 17, 0) 45%, rgba(15, 16, 17, 0.9) 100%);
  display: flex;
  align-items: flex-end;
  padding: 1.3rem;
  opacity: 0.92;
}

.portfolio-card .overlay h4 {
  font-family: var(--font-head);
  color: var(--white);
  font-size: 1rem;
  letter-spacing: 0.02em;
}

.portfolio-card .zoom-icon {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  opacity: 0;
  transform: translateY(-6px);
  transition: opacity var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
}

.portfolio-card:hover .zoom-icon {
  opacity: 1;
  transform: translateY(0);
}

.portfolio-card .zoom-icon svg {
  width: 1.1rem;
  height: 1.1rem;
}

.portfolio-note {
  margin-top: 1.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: rgba(10, 10, 11, 0.94);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur-fast) var(--ease), visibility var(--dur-fast);
  padding: 2rem;
}

.lightbox.is-open {
  opacity: 1;
  visibility: visible;
}

.lightbox-inner {
  max-width: min(1100px, 90vw);
  max-height: 85vh;
  position: relative;
}

.lightbox-inner img {
  max-width: 100%;
  max-height: 85vh;
  border-radius: 8px;
  object-fit: contain;
}

.lightbox-caption {
  color: var(--white);
  text-align: center;
  margin-top: 1rem;
  font-family: var(--font-head);
  letter-spacing: 0.04em;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
  position: fixed;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--white);
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--dur-fast) var(--ease);
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
  background: var(--accent);
  color: var(--charcoal-900);
}

.lightbox-close {
  top: 2rem;
  right: 2rem;
}

.lightbox-prev {
  left: 2rem;
  top: 50%;
  transform: translateY(-50%);
}

.lightbox-next {
  right: 2rem;
  top: 50%;
  transform: translateY(-50%);
}

.lightbox-close svg,
.lightbox-prev svg,
.lightbox-next svg {
  width: 1.2rem;
  height: 1.2rem;
}

/* ==========================================================================
   Contact page
   ========================================================================== */

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

.contact-form {
  display: grid;
  gap: 1.1rem;
}

.field {
  display: grid;
  gap: 0.5rem;
}

.field label {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.field input,
.field textarea,
.field select {
  font: inherit;
  padding: 0.9rem 1rem;
  border: 1.5px solid var(--line);
  border-radius: 8px;
  background: var(--bg-alt);
  transition: border-color var(--dur-fast) var(--ease);
}

.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: none;
  border-color: var(--accent);
}

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.1rem;
}

.map-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 1 / 1;
  border: 1px solid var(--line);
}

.map-frame iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

.info-list {
  display: grid;
  gap: 1.4rem;
  margin-top: 1.8rem;
}

.info-list li {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.info-list .icon {
  flex: none;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 50%;
  background: var(--off-white);
  color: var(--accent-dark);
  display: flex;
  align-items: center;
  justify-content: center;
}

.info-list .icon svg {
  width: 1.1rem;
  height: 1.1rem;
}

.info-list h5 {
  font-family: var(--font-body);
  text-transform: none;
  font-weight: 700;
  font-size: 0.98rem;
  margin-bottom: 0.15rem;
}

.info-list p,
.info-list a {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Reveal animation hooks (GSAP toggles .is-visible)
   ========================================================================== */

.reveal {
  opacity: 0;
  transform: translateY(36px);
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}

.reveal-stagger > * {
  opacity: 0;
  transform: translateY(28px);
}

.reveal-stagger.is-visible > * {
  opacity: 1;
  transform: none;
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.reveal-stagger.is-visible > *:nth-child(1) { transition-delay: 0.02s; }
.reveal-stagger.is-visible > *:nth-child(2) { transition-delay: 0.1s; }
.reveal-stagger.is-visible > *:nth-child(3) { transition-delay: 0.18s; }
.reveal-stagger.is-visible > *:nth-child(4) { transition-delay: 0.26s; }
.reveal-stagger.is-visible > *:nth-child(5) { transition-delay: 0.34s; }
.reveal-stagger.is-visible > *:nth-child(6) { transition-delay: 0.42s; }
.reveal-stagger.is-visible > *:nth-child(n+7) { transition-delay: 0.48s; }

/* Image-specific reveal: fade in + slide up + settle from a slight scale, for a richer feel than plain text fades */
.reveal-img {
  opacity: 0;
  transform: translateY(44px) scale(1.045);
}

.reveal-img.is-visible {
  opacity: 1;
  transform: none;
  transition: opacity 1.1s var(--ease), transform 1.1s var(--ease);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .reveal,
  .reveal-stagger > *,
  .reveal-img {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .hero-bg img,
  .carousel-slide img,
  .carousel-progress-bar.is-running {
    animation: none;
  }
}

/* ==========================================================================
   Project index (spec-sheet style list for projects without a dedicated photo)
   ========================================================================== */

.project-index {
  border-top: 1px solid var(--line);
}

.project-index-row {
  display: grid;
  grid-template-columns: 1.1fr 1.3fr 1.8fr;
  gap: 1.5rem;
  align-items: center;
  padding: 1.4rem 0;
  border-bottom: 1px solid var(--line);
  transition: background var(--dur-fast) var(--ease);
}

.project-index-row:hover {
  background: var(--bg-alt);
}

.project-index-name {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1rem;
  letter-spacing: 0.01em;
  text-transform: uppercase;
}

.project-index-address {
  font-size: 0.88rem;
  color: var(--text-muted);
}

.project-index .chip-list {
  margin-top: 0;
}

@media (max-width: 860px) {
  .project-index-row {
    grid-template-columns: 1fr;
    gap: 0.6rem;
  }
}

/* ==========================================================================
   Project highlights carousel (homepage)
   ========================================================================== */

.carousel {
  position: relative;
  width: 100%;
  height: clamp(340px, 56vw, 640px);
  overflow: hidden;
  background: var(--charcoal-900);
}

.carousel-track {
  position: relative;
  width: 100%;
  height: 100%;
}

.carousel-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.1s var(--ease);
}

.carousel-slide.is-active {
  opacity: 1;
  z-index: 2;
}

.carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: kenburns 9s ease-in-out infinite alternate;
}

.carousel-progress {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 5;
  background: rgba(255, 255, 255, 0.18);
}

.carousel-progress-bar {
  display: block;
  height: 100%;
  width: 0%;
  background: var(--accent);
}

.carousel-progress-bar.is-running {
  animation: carouselProgress linear forwards;
  animation-duration: var(--carousel-duration, 5500ms);
}

@keyframes carouselProgress {
  from { width: 0%; }
  to { width: 100%; }
}

.carousel-caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 3;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.2rem;
  flex-wrap: wrap;
  padding: clamp(1.5rem, 4vw, 2.75rem);
  background: linear-gradient(180deg, rgba(15, 16, 17, 0) 40%, rgba(15, 16, 17, 0.88) 100%);
  color: var(--white);
}

.carousel-index {
  display: block;
  font-family: var(--font-head);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  color: var(--lime-400);
  margin-bottom: 0.5rem;
}

.carousel-caption h3 {
  font-size: clamp(1.4rem, 3vw, 2.1rem);
}

.carousel-dots {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding-bottom: 0.3rem;
}

.carousel-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.35);
  border: none;
  padding: 0;
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
}

.carousel-dot:hover {
  background: rgba(255, 255, 255, 0.7);
}

.carousel-dot.is-active {
  background: var(--accent);
  transform: scale(1.35);
}

.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 4;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: var(--white);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}

.carousel-arrow:hover {
  background: var(--accent);
  color: var(--charcoal-900);
}

.carousel-arrow svg {
  width: 1.2rem;
  height: 1.2rem;
}

.carousel-arrow.prev {
  left: clamp(0.75rem, 3vw, 1.75rem);
}

.carousel-arrow.next {
  right: clamp(0.75rem, 3vw, 1.75rem);
}

@media (max-width: 640px) {
  .carousel-arrow {
    width: 2.4rem;
    height: 2.4rem;
  }

  .carousel-caption {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ==========================================================================
   Mobile nav panel
   ========================================================================== */

.mobile-panel {
  position: fixed;
  inset: 0;
  z-index: 190;
  background: var(--charcoal-900);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 2rem var(--gutter);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity var(--dur) var(--ease), visibility var(--dur), transform var(--dur) var(--ease);
}

.mobile-panel.is-open {
  opacity: 1;
  visibility: visible;
  transform: none;
}

.mobile-panel nav {
  display: grid;
  gap: 1.5rem;
}

.mobile-panel a {
  font-family: var(--font-head);
  font-size: 1.9rem;
  color: var(--white);
  text-transform: uppercase;
}

.mobile-panel .sub {
  display: grid;
  gap: 0.8rem;
  margin-top: 0.6rem;
  padding-left: 1.2rem;
}

.mobile-panel .sub a {
  font-family: var(--font-body);
  font-size: 1.05rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.7);
}

.mobile-panel-cta {
  margin-top: 2.5rem;
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

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

@media (max-width: 1080px) {
  .sector-grid,
  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .pillars,
  .stat-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .contact-band {
    grid-template-columns: 1fr;
  }

  .contact-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .main-nav,
  .header-cta .btn-outline {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .split {
    grid-template-columns: 1fr;
  }

  .media-frame {
    order: -1;
  }
}

@media (max-width: 640px) {
  .sector-grid,
  .portfolio-grid {
    grid-template-columns: 1fr;
  }

  .pillars,
  .stat-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .contact-cards,
  .field-row {
    grid-template-columns: 1fr;
  }

  .hero-scroll {
    display: none;
  }

  .lightbox-prev,
  .lightbox-next {
    width: 2.4rem;
    height: 2.4rem;
  }

  .lightbox-prev {
    left: 0.75rem;
  }

  .lightbox-next {
    right: 0.75rem;
  }

  .lightbox-close {
    top: 1rem;
    right: 1rem;
  }
}