:root {
  --bg: #111315;
  --bg-alt: #1b1f23;
  --panel: #171a1d;
  --text: #f5f7fa;
  --muted: #c3ccd5;
  --line: #2a3138;
  --accent: #58b9e7;
  --accent-dark: #2e9acb;
  --max-width: 1120px;
  --radius: 18px;
  --shadow: 0 12px 36px rgba(0, 0, 0, 0.28);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  color: #82d1f3;
}

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

.container {
  width: min(100% - 2rem, var(--max-width));
  margin: 0 auto;
}

.narrow {
  max-width: 760px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(17, 19, 21, 0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 82px;
}

.logo {
  display: inline-flex;
  align-items: center;
  color: var(--text);
}

.logo-image {
  height: 68px;
  width: auto;
  display: block;
}

.site-nav {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.site-nav a {
  color: var(--text);
  font-weight: 600;
}

.site-nav a.active,
.site-nav a:hover {
  color: var(--accent);
}

.menu-toggle {
  display: none;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text);
  font-size: 1.6rem;
  padding: 0.35rem 0.75rem;
  border-radius: 10px;
  cursor: pointer;
}

.hero,
.page-hero {
  position: relative;
  background:
    linear-gradient(rgba(10, 13, 16, 0.65), rgba(10, 13, 16, 0.82)),
    url("images/banner.jpg") center center / cover no-repeat,
    radial-gradient(circle at top right, rgba(88, 185, 231, 0.22), transparent 30%),
    linear-gradient(120deg, #182028 0%, #1e2a36 50%, #111315 100%);
}

.hero {
  min-height: 78vh;
  display: flex;
  align-items: center;
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 7rem 0 6rem;
}

.page-hero {
  padding: 6rem 0 3rem;
}

.eyebrow {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 800;
  margin-bottom: 1rem;
}

h1,
h2,
h3,
h4 {
  line-height: 1.15;
  margin-top: 0;
}

h1 {
  font-size: clamp(2.4rem, 7vw, 4.7rem);
  margin-bottom: 1rem;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 1rem;
}

h3 {
  font-size: 1.4rem;
  margin-bottom: 0.75rem;
}

.lead,
.section-intro {
  font-size: 1.15rem;
  color: var(--muted);
}

.section {
  padding: 5.5rem 0;
}

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

.feature-list,
.bullet-list {
  padding-left: 1.25rem;
  color: var(--muted);
}

.feature-list li,
.bullet-list li {
  margin-bottom: 0.75rem;
}

.cta-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.95rem 1.4rem;
  border-radius: 14px;
  font-weight: 800;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--accent);
  color: #071018;
}

.btn-primary:hover {
  background: #76caef;
  color: #071018;
}

.btn-secondary {
  border: 1px solid rgba(255, 255, 255, 0.16);
  color: var(--text);
  background: transparent;
}

.card-grid,
.area-grid {
  display: grid;
  gap: 1.5rem;
}

.card-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 2rem;
}

.card,
.service-block,
.contact-card,
.area-item {
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.card,
.service-block,
.contact-card {
  padding: 1.75rem;
}

.check-list {
  display: grid;
  gap: 1.1rem;
  margin-top: 2rem;
}

.check-list div {
  padding-left: 1rem;
  border-left: 3px solid var(--accent);
  color: var(--muted);
}

.steps {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 2rem;
}

.step {
  background: var(--panel);
  padding: 1.75rem;
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.step-number {
  display: inline-flex;
  width: 56px;
  height: 56px;
  border-radius: 999px;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: #071018;
  font-weight: 800;
  margin-bottom: 1rem;
}

.two-col,
.contact-layout,
.footer-grid {
  display: grid;
  gap: 2rem;
}

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

.service-stack {
  display: grid;
  gap: 1.5rem;
}

.flow-content > * + * {
  margin-top: 1.2rem;
}

.area-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 2rem 0;
}

.area-item {
  padding: 1rem 1.1rem;
  font-weight: 700;
}

.center-text {
  text-align: center;
}

.contact-form {
  display: grid;
  gap: 0.85rem;
}

.contact-form label {
  font-weight: 700;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.95rem 1rem;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: #101316;
  color: var(--text);
  font: inherit;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: 2px solid rgba(88, 185, 231, 0.35);
  border-color: var(--accent);
}

.site-footer {
  padding: 4rem 0 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  background: #0d0f11;
}

.footer-grid {
  grid-template-columns: 1.6fr 1fr 1fr;
}

.site-footer h3,
.site-footer h4 {
  margin-bottom: 0.9rem;
}

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

.site-footer li {
  margin-bottom: 0.7rem;
}

.footer-bottom {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--muted);
}

.footer-logos {
  display: flex;
  gap: 1.5rem;
  align-items: center;
  margin-top: 1.5rem;
}

.footer-logos img {
  height: 64px;
  width: auto;
  opacity: 0.9;
}

.page-main {
  min-height: 60vh;
}

.closing-copy {
  margin-top: 2rem;
}

/* Swipeable Gallery Styles */
.project-block {
  margin-bottom: 4rem;
}

.project-title {
  font-size: 1.6rem;
  margin-bottom: 0.5rem;
}

.project-desc {
  color: var(--muted);
  margin-bottom: 1.5rem;
  max-width: 700px;
}

.swiper {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.swiper-track {
  display: flex;
  transition: transform 0.3s ease;
  cursor: grab;
}

.swiper-track:active {
  cursor: grabbing;
}

.swiper-slide {
  flex: 0 0 100%;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 500px;
  background: #0d0f11;
}

.swiper-slide img {
  width: 100%;
  height: auto;
  max-height: 70vh;
  object-fit: contain;
  display: block;
  cursor: pointer;
}

.swiper-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(17, 19, 21, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  transition: background 0.2s ease;
}

.swiper-btn:hover {
  background: var(--accent);
  color: #071018;
}

.swiper-prev {
  left: 1rem;
}

.swiper-next {
  right: 1rem;
}

.swiper-dots {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem;
}

.swiper-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.25);
  border: none;
  cursor: pointer;
  transition: background 0.2s ease;
}

.swiper-dot.active {
  background: var(--accent);
}

/* Lightbox / Fullscreen */
.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(5, 7, 10, 0.96);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.lightbox.active {
  opacity: 1;
  visibility: visible;
}

.lightbox img {
  max-width: 95%;
  max-height: 90vh;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 8px;
}

.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--text);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  font-size: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  transition: background 0.2s ease;
}

.lightbox-close:hover {
  background: var(--accent);
  color: #071018;
}

@media (max-width: 900px) {
  .card-grid,
  .steps,
  .two-col,
  .contact-layout,
  .footer-grid,
  .area-grid {
    grid-template-columns: 1fr;
  }

  .site-nav {
    position: absolute;
    top: 82px;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.25rem 1rem 1.5rem;
    background: #121518;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  }

  .site-nav.open {
    display: flex;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .swiper-slide {
    min-height: 400px;
  }

  .swiper-slide img {
    max-height: 60vh;
  }
}

@media (max-width: 640px) {
  .hero-content,
  .page-hero,
  .section {
    padding-top: 4.5rem;
    padding-bottom: 4.5rem;
  }

  h1 {
    font-size: 2.5rem;
  }

  h2 {
    font-size: 2rem;
  }

  .logo-image {
    height: 50px;
  }

  .btn {
    width: 100%;
  }

  .swiper-btn {
    width: 40px;
    height: 40px;
    font-size: 1.2rem;
  }

  .swiper-slide {
    min-height: 300px;
  }

  .swiper-slide img {
    max-height: 50vh;
  }
}