:root {
  --bg: #f3f3ef;
  --surface: #fcfcf8;
  --ink: #112031;
  --muted: #475467;
  --line: #d9dfdd;
  --brand: #0f3b5f;
  --brand-2: #1d6f79;
  --accent: #c88a37;
  --success: #2d6a4f;
  --shadow-soft: 0 18px 45px rgba(8, 22, 35, 0.1);
  --shadow-hard: 0 28px 70px rgba(8, 22, 35, 0.18);
  --radius-l: 12px;
  --radius-m: 9px;
  --radius-s: 6px;
  --space-1: clamp(0.7rem, 1vw, 0.95rem);
  --space-2: clamp(1rem, 1.6vw, 1.35rem);
  --space-3: clamp(1.4rem, 2.2vw, 1.9rem);
  --space-4: clamp(2rem, 3vw, 2.8rem);
  --space-5: clamp(3.2rem, 5vw, 5rem);
  --space-6: clamp(4.8rem, 8vw, 8.5rem);
  --max: 1200px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Outfit", "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 5% 10%, rgba(29, 111, 121, 0.11), transparent 40%),
    radial-gradient(circle at 90% 16%, rgba(200, 138, 55, 0.16), transparent 38%),
    linear-gradient(180deg, #f5f6f2 0%, #f0f1ed 100%);
  line-height: 1.65;
  min-height: 100vh;
  overflow-x: hidden;
}

body.is-loading {
  overflow: hidden;
}

.site-preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at 15% 20%, rgba(29, 111, 121, 0.15), transparent 40%),
    radial-gradient(circle at 85% 85%, rgba(200, 138, 55, 0.2), transparent 45%),
    linear-gradient(180deg, #f7f8f4 0%, #eef1ed 100%);
  transition: opacity 360ms ease, visibility 360ms ease;
}

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

.preloader-core {
  display: grid;
  place-items: center;
  gap: 0.8rem;
}

.preloader-ring {
  width: 62px;
  height: 62px;
  border-radius: 50%;
  border: 3px solid rgba(17, 32, 49, 0.14);
  border-top-color: var(--brand);
  border-right-color: var(--brand-2);
  animation: preloaderSpin 900ms linear infinite;
}

.preloader-label {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #2d465b;
}

@keyframes preloaderSpin {
  to {
    transform: rotate(360deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .preloader-ring {
    animation: none;
  }

  .site-preloader {
    transition: none;
  }
}

body::before,
body::after {
  content: "";
  position: fixed;
  z-index: -1;
  width: 32vw;
  height: 32vw;
  border-radius: 50%;
  filter: blur(34px);
  opacity: 0.18;
  pointer-events: none;
}

body::before {
  top: -10vw;
  left: -9vw;
  background: #1a6f7a;
  animation: driftA 18s ease-in-out infinite alternate;
}

body::after {
  bottom: -12vw;
  right: -10vw;
  background: #c88a37;
  animation: driftB 16s ease-in-out infinite alternate;
}

@keyframes driftA {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(20px, 22px, 0); }
}

@keyframes driftB {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(-18px, -16px, 0); }
}

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

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

.container {
  width: min(var(--max), calc(100% - 2.4rem));
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  background: #fff;
  padding: 0.7rem 0.9rem;
  border-radius: 8px;
  z-index: 40;
}

.skip-link:focus {
  top: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(252, 252, 248, 0.82);
  border-bottom: 1px solid rgba(17, 32, 49, 0.08);
  backdrop-filter: blur(14px);
}

.nav-wrap {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
}

.brand {
  display: inline-flex;
  align-items: center;
}

.brand img {
  height: 38px;
  width: auto;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: #fff;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--ink);
  margin: 4px auto;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2vw, 2rem);
}

.main-nav a {
  font-size: 0.92rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
  color: #243446;
  opacity: 0.85;
  transition: opacity 180ms ease, color 180ms ease;
}

.main-nav a:hover,
.main-nav a[aria-current="page"] {
  opacity: 1;
  color: var(--brand);
}

.nav-cta {
  padding: 0.8rem 1.2rem;
  border-radius: 8px;
  background: var(--brand);
  border: 1px solid #0a2f4c;
  color: #f4fbff;
  font-size: 0.84rem;
}

.main-nav .nav-cta,
.main-nav .nav-cta:hover,
.main-nav .nav-cta[aria-current="page"] {
  color: #f4fbff;
  opacity: 1;
}

.main-nav .nav-cta:hover {
  background: #164c77;
}

.hero {
  padding: var(--space-6) 0 var(--space-5);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(1.7rem, 4.2vw, 4.2rem);
  align-items: center;
}

.eyebrow {
  margin: 0;
  color: var(--brand-2);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3,
h4 {
  margin-top: 0;
  color: var(--ink);
  line-height: 1.15;
}

h1 {
  font-family: "DM Serif Display", Georgia, serif;
  font-size: clamp(2.05rem, 3.95vw, 3.8rem);
  font-weight: 600;
  margin-bottom: 1.05rem;
  letter-spacing: -0.01em;
  line-height: 1.08;
}

.hero p {
  font-size: clamp(1.02rem, 1.65vw, 1.28rem);
  color: #314254;
  max-width: 62ch;
}

.hero-actions {
  margin-top: var(--space-3);
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 7px;
  border: 1px solid transparent;
  padding: 0.8rem 1.3rem;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: transform 220ms ease, box-shadow 220ms ease, background 220ms ease;
}

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

.btn-primary {
  background: linear-gradient(120deg, var(--brand) 0%, var(--brand-2) 100%);
  color: #fff;
  box-shadow: 0 12px 24px rgba(14, 61, 97, 0.23);
}

.btn-secondary {
  border-color: rgba(17, 32, 49, 0.2);
  background: rgba(255, 255, 255, 0.75);
}

.hero-visual {
  position: relative;
  border-radius: var(--radius-m);
  overflow: hidden;
  box-shadow: var(--shadow-hard);
}

.hero-visual img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
}

.hero-chip {
  position: absolute;
  left: 1rem;
  bottom: 1rem;
  background: rgba(10, 27, 43, 0.8);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 8px;
  padding: 0.8rem 1rem;
  max-width: 260px;
  font-size: 0.9rem;
}

.section {
  padding: var(--space-6) 0;
}

.section-alt {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.6) 0%, rgba(244, 247, 245, 0.9) 100%);
  border-top: 1px solid rgba(17, 32, 49, 0.08);
  border-bottom: 1px solid rgba(17, 32, 49, 0.08);
}

.section-title {
  max-width: 850px;
  margin-bottom: var(--space-4);
}

.section-title h2 {
  font-family: "DM Serif Display", Georgia, serif;
  font-size: clamp(2.1rem, 4vw, 3.8rem);
  margin-bottom: 0.8rem;
}

.section-title p {
  color: #33485d;
  max-width: 65ch;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.2rem;
}

.card {
  background: rgba(252, 252, 248, 0.96);
  border: 1px solid rgba(17, 32, 49, 0.08);
  border-radius: var(--radius-m);
  padding: var(--space-3);
  box-shadow: var(--shadow-soft);
  transition: transform 220ms ease, border-color 220ms ease;
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(15, 59, 95, 0.35);
}

.card-icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: inline-grid;
  place-items: center;
  color: #fff;
  font-weight: 800;
  background: linear-gradient(140deg, var(--brand-2), var(--brand));
  margin-bottom: 0.75rem;
}

.card h3 {
  margin: 0 0 0.6rem;
  font-size: 1.2rem;
}

.card p {
  margin: 0;
  color: var(--muted);
}

.services-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.35rem;
}

.services-grid .card {
  padding: clamp(1.2rem, 2vw, 1.8rem);
}

.services-grid .card p + p {
  margin-top: 0.65rem;
}

.compact-list {
  margin-top: 0.9rem;
  gap: 0.55rem;
}

.compact-list li {
  color: #33495e;
}

.split {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(1.4rem, 3vw, 3.4rem);
  align-items: center;
}

.split .photo-panel {
  min-height: 0;
  aspect-ratio: 4 / 5;
}

.photo-panel {
  border-radius: var(--radius-l);
  overflow: hidden;
  box-shadow: var(--shadow-hard);
  min-height: 440px;
}

.photo-panel img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.bullet-list {
  display: grid;
  gap: 0.8rem;
  margin: var(--space-2) 0 0;
  padding: 0;
  list-style: none;
}

.bullet-list li {
  padding-left: 1.7rem;
  position: relative;
  color: #2e4458;
}

.bullet-list li::before {
  content: "";
  position: absolute;
  left: 0.25rem;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

.timeline {
  display: grid;
  gap: 1rem;
}

.timeline-item {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 1.2rem;
  align-items: start;
  padding: 1rem;
  border: 1px solid rgba(17, 32, 49, 0.1);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
}

.timeline-step {
  font-weight: 800;
  letter-spacing: 0.08em;
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--brand-2);
}

.gallery {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 0.9rem;
}

.landscape-insert {
  padding-top: 0;
  padding-bottom: var(--space-3);
}

.landscape-gallery {
  margin-top: var(--space-4);
}

.section-after-landscape {
  padding-top: var(--space-4);
}

.gallery figure {
  margin: 0;
  border-radius: 8px;
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-soft);
  min-height: 170px;
}

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

.gallery figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  color: #fff;
  font-size: 0.8rem;
  background: linear-gradient(180deg, transparent 20%, rgba(2, 9, 17, 0.88) 100%);
  padding: 1.5rem 0.8rem 0.6rem;
}

.g-span-6 {
  grid-column: span 6;
}

.g-span-4 {
  grid-column: span 4;
}

.g-span-12 {
  grid-column: span 12;
}

.cta-banner {
  margin-top: var(--space-5);
  padding: clamp(1.2rem, 3vw, 2.4rem);
  border-radius: var(--radius-l);
  background: linear-gradient(130deg, #0d304f 0%, #164c60 70%, #2a7188 100%);
  color: #fff;
  box-shadow: var(--shadow-hard);
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr auto;
  align-items: center;
}

.cta-banner h3 {
  font-size: clamp(1.5rem, 2.8vw, 2.3rem);
  margin: 0;
  color: #fff;
  font-family: "DM Serif Display", Georgia, serif;
}

.cta-banner p {
  margin: 0.45rem 0 0;
  color: rgba(255, 255, 255, 0.88);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.1rem;
}

.contact-card {
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(17, 32, 49, 0.1);
  border-radius: 8px;
  padding: 1.25rem;
  min-height: 180px;
}

.contact-card h3 {
  margin-bottom: 0.5rem;
  font-size: 1.05rem;
}

.contact-card p,
.contact-card a {
  color: #2f4558;
}

.map-wrap {
  margin-top: var(--space-4);
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid rgba(17, 32, 49, 0.1);
  box-shadow: var(--shadow-soft);
}

.map-wrap iframe {
  width: 100%;
  min-height: 360px;
  border: 0;
}

.site-footer {
  margin-top: var(--space-6);
  padding: var(--space-5) 0 2rem;
  background: #0d1f31;
  color: rgba(240, 245, 249, 0.9);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.25fr 1fr 1fr;
  gap: 1rem;
}

.footer-brand img {
  height: 40px;
  width: auto;
  margin-bottom: 1rem;
}

.footer-links {
  display: grid;
  gap: 0.35rem;
}

.footer-links a {
  opacity: 0.85;
}

.footer-links a:hover {
  opacity: 1;
}

.footer-bottom {
  margin-top: 2.2rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(239, 245, 251, 0.2);
  font-size: 0.88rem;
  color: rgba(237, 244, 251, 0.75);
}

[data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 560ms ease, transform 560ms ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

.hero-carousel {
  padding: var(--space-6) 0 var(--space-5);
}

.carousel-frame {
  position: relative;
  border: 1px solid rgba(17, 32, 49, 0.12);
  background: linear-gradient(140deg, rgba(255, 255, 255, 0.72), rgba(243, 246, 245, 0.9));
  box-shadow: var(--shadow-hard);
  overflow: hidden;
  border-radius: 10px;
  min-height: 620px;
}

.carousel-slide {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 1.2rem;
  padding: clamp(1.2rem, 3vw, 2.5rem);
  opacity: 0;
  pointer-events: none;
  transform: translateX(6%);
  transition: opacity 520ms ease, transform 520ms ease;
}

.carousel-slide.is-active {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(0);
}

.carousel-copy p {
  max-width: 60ch;
  color: #33495e;
}

.carousel-copy h1 {
  font-size: clamp(1.9rem, 3.55vw, 3.5rem);
}

.carousel-media {
  margin: 0;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.carousel-media img {
  width: 100%;
  height: 100%;
  min-height: 440px;
  max-height: 580px;
  object-fit: cover;
  transform: scale(1.03);
  transition: transform 2.8s ease;
}

.carousel-slide.is-active .carousel-media img {
  transform: scale(1);
}

.carousel-nav {
  position: absolute;
  left: 1rem;
  right: 1rem;
  bottom: 0.9rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.8rem;
  z-index: 4;
}

.carousel-nav-dots-only {
  justify-content: center;
}

.carousel-btn {
  width: 42px;
  height: 42px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  background: rgba(9, 27, 44, 0.62);
  color: #fff;
  border-radius: 8px;
  cursor: pointer;
}

.carousel-dots {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.carousel-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 0;
  background: rgba(255, 255, 255, 0.55);
  cursor: pointer;
}

.carousel-dot.is-active {
  background: #fff;
  box-shadow: 0 0 0 2px rgba(8, 22, 35, 0.36);
}

.project-implemented {
  margin-top: 1rem;
  grid-template-columns: 2fr 1fr;
}

.project-heading {
  margin-top: var(--space-6);
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.project-heading p {
  margin-left: auto;
  margin-right: auto;
}

.project-implemented .photo-panel {
  min-height: 0;
  aspect-ratio: 16 / 10;
}

.project-implemented .photo-panel img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.project-facts {
  margin-top: 1.2rem;
}

.project-gallery-title {
  margin-top: var(--space-5);
}

.project-gallery-extended {
  margin-top: 0.2rem;
}

.project-gallery-duplicate {
  margin-top: var(--space-4);
}

.project-gallery-carousel-wrap {
  margin-top: 0.3rem;
}

.project-gallery-carousel {
  position: relative;
  border-radius: var(--radius-m);
  overflow: hidden;
  border: 1px solid rgba(17, 32, 49, 0.14);
  background: linear-gradient(180deg, rgba(245, 248, 246, 0.9), rgba(233, 239, 236, 0.88));
  box-shadow: var(--shadow-soft);
}

.project-gallery-frame {
  position: relative;
  min-height: clamp(260px, 44vw, 520px);
}

.project-gallery-frame .project-gallery-slide {
  position: absolute;
  inset: 0;
  margin: 0;
  min-height: 0;
  border-radius: 0;
  box-shadow: none;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
  transform: scale(1.03);
  transition: opacity 460ms ease, transform 900ms ease;
}

.project-gallery-frame .project-gallery-slide.is-active {
  opacity: 1;
  pointer-events: auto;
  transform: scale(1);
}

.project-gallery-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-gallery-nav {
  position: absolute;
  left: 0.8rem;
  right: 0.8rem;
  bottom: 0.8rem;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
}

.project-gallery-btn {
  width: 42px;
  height: 42px;
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 9px;
  color: #fff;
  background: rgba(9, 27, 44, 0.68);
  cursor: pointer;
  font-size: 1.05rem;
}

.project-gallery-dots {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  background: rgba(9, 27, 44, 0.4);
  border-radius: 99px;
  padding: 0.35rem 0.6rem;
}

.project-gallery-dots .carousel-dot {
  width: 9px;
  height: 9px;
  background: rgba(255, 255, 255, 0.55);
}

.project-gallery-dots .carousel-dot.is-active {
  background: #fff;
  box-shadow: 0 0 0 2px rgba(9, 27, 44, 0.45);
}

.project-location {
  margin-top: var(--space-4);
}

@media (max-width: 1040px) {
  .cards,
  .services-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .contact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .carousel-slide {
    grid-template-columns: 1fr;
  }

  .project-implemented {
    grid-template-columns: 1fr;
  }

  .carousel-media img {
    min-height: 280px;
  }

  .project-gallery-frame {
    min-height: clamp(260px, 52vw, 420px);
  }

  .g-span-6,
  .g-span-4 {
    grid-column: span 6;
  }
}

@media (max-width: 860px) {
  .nav-toggle {
    display: inline-block;
  }

  .main-nav {
    position: absolute;
    left: 1rem;
    right: 1rem;
    top: 78px;
    background: rgba(252, 252, 248, 0.97);
    border: 1px solid rgba(17, 32, 49, 0.12);
    border-radius: 8px;
    padding: 1rem;
    display: grid;
    gap: 0.6rem;
    transform-origin: top;
    transform: scaleY(0);
    opacity: 0;
    pointer-events: none;
    transition: transform 180ms ease, opacity 180ms ease;
  }

  .main-nav.is-open {
    transform: scaleY(1);
    opacity: 1;
    pointer-events: auto;
  }

  .hero-grid,
  .split,
  .footer-grid,
  .cta-banner {
    grid-template-columns: 1fr;
  }

  .split .photo-panel {
    aspect-ratio: 16 / 10;
  }

  .carousel-frame {
    min-height: 700px;
  }

  .hero {
    padding-top: var(--space-5);
  }
}

@media (max-width: 640px) {
  .container {
    width: min(var(--max), calc(100% - 1.35rem));
  }

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

  .timeline-item {
    grid-template-columns: 1fr;
    gap: 0.55rem;
  }

  .g-span-6,
  .g-span-4 {
    grid-column: span 12;
  }

  .hero-chip {
    max-width: 78%;
  }

  .carousel-frame {
    min-height: 660px;
  }

  .carousel-nav {
    left: 0.6rem;
    right: 0.6rem;
  }

  .carousel-btn {
    width: 38px;
    height: 38px;
  }

  .project-gallery-btn {
    width: 38px;
    height: 38px;
  }
}