/* ============================================================
   ASDP Steel Constructions — Main Stylesheet
   ============================================================ */

/* ---------- CSS Variables ---------- */
:root {
  --navy:       #12284B;
  --navy-dark:  #0a1a33;
  --steel:      #7A7A7A;
  --steel-light:#b0b8c1;
  --gold:       #7A7A7A;
  --white:      #ffffff;
  --off-white:  #f5f6f8;
  --text:       #222831;
  --text-light: #555f6d;
  --border:     #dde2ea;
  --shadow:     0 4px 24px rgba(18,40,75,0.10);
  --shadow-lg:  0 8px 40px rgba(18,40,75,0.18);
  --radius:     8px;
  --transition: 0.35s cubic-bezier(0.4,0,0.2,1);
  --font:       'Poppins', sans-serif;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a  { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: var(--font); }

/* ---------- Typography ---------- */
h1,h2,h3,h4,h5,h6 {
  font-family: var(--font);
  font-weight: 700;
  line-height: 1.2;
  color: var(--navy);
}
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.4rem); }
p  { color: var(--text-light); }

/* ---------- Utilities ---------- */
.container { width: 90%; max-width: 1200px; margin: 0 auto; }
.section    { padding: 90px 0; }
.section-alt { background: var(--off-white); }
.text-center { text-align: center; }

.section-tag {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--steel);
  margin-bottom: 10px;
}

.section-title {
  margin-bottom: 14px;
}

.section-sub {
  max-width: 600px;
  margin: 0 auto 50px;
  font-size: 1rem;
  color: var(--text-light);
}

/* I-beam divider */
.ibeam-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 16px auto 0;
  width: fit-content;
}
.ibeam-divider span {
  display: block;
  height: 3px;
  width: 50px;
  background: var(--navy);
  border-radius: 2px;
}
.ibeam-divider i {
  width: 14px; height: 14px;
  background: var(--steel);
  clip-path: polygon(0 0,100% 0,100% 25%,60% 25%,60% 75%,100% 75%,100% 100%,0 100%,0 75%,40% 75%,40% 25%,0 25%);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 32px;
  border-radius: var(--radius);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  transition: var(--transition);
}
.btn-primary {
  background: var(--gold);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(122,122,122,0.35);
}
.btn-primary:hover {
  background: #5a5a5a;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(122,122,122,0.45);
}
.btn-outline {
  background: transparent;
  border: 2px solid var(--white);
  color: var(--white);
}
.btn-outline:hover {
  background: var(--white);
  color: var(--navy);
  transform: translateY(-2px);
}
.btn-navy {
  background: var(--navy);
  color: var(--white);
}
.btn-navy:hover {
  background: var(--navy-dark);
  transform: translateY(-2px);
}

/* ---------- Preloader ---------- */
#preloader { display: none !important; }

/* ---------- Navbar ---------- */
#navbar {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
  padding: 14px 0;
  transition: var(--transition);
}
#navbar.scrolled {
  background: var(--navy);
  padding: 8px 0;
  box-shadow: 0 2px 20px rgba(0,0,0,0.25);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
  display: flex; align-items: center; gap: 12px;
}
.nav-logo img { height: 64px; width: auto; border-radius: 4px; }
.nav-logo-text {
  display: flex; flex-direction: column;
}
.nav-logo-text strong {
  font-size: 1.1rem; font-weight: 800;
  color: var(--white); letter-spacing: 1px;
  text-transform: uppercase; line-height: 1.1;
}
.nav-logo-text span {
  font-size: 0.65rem; color: var(--steel-light);
  letter-spacing: 1.5px; text-transform: uppercase;
}

.nav-links {
  display: flex; align-items: center; gap: 6px;
}
.nav-links li a {
  padding: 8px 14px;
  color: rgba(255,255,255,0.88);
  font-size: 0.88rem;
  font-weight: 500;
  border-radius: var(--radius);
  transition: var(--transition);
  position: relative;
}
.nav-links li a::after {
  content: ''; position: absolute;
  bottom: 4px; left: 14px; right: 14px;
  height: 2px; background: var(--gold);
  transform: scaleX(0);
  transform-origin: center;
  transition: var(--transition);
  border-radius: 2px;
}
.nav-links li a:hover, .nav-links li a.active { color: var(--white); }
.nav-links li a:hover::after, .nav-links li a.active::after { transform: scaleX(1); }

.nav-cta { margin-left: 10px; }

.nav-toggle {
  display: none; flex-direction: column;
  gap: 5px; padding: 6px;
  z-index: 1000; position: relative;
}
.nav-toggle span {
  display: block; width: 24px; height: 2px;
  background: var(--white); border-radius: 2px;
  transition: var(--transition);
}

/* Dropdown */
.nav-links .has-dropdown { position: relative; }
.dropdown-menu {
  position: absolute; top: calc(100% + 8px); left: 0;
  background: var(--navy-dark);
  border-radius: var(--radius);
  min-width: 240px;
  opacity: 0; visibility: hidden;
  transform: translateY(-8px);
  transition: var(--transition);
  box-shadow: var(--shadow-lg);
  padding: 8px 0;
}
.has-dropdown:hover .dropdown-menu {
  opacity: 1; visibility: visible; transform: translateY(0);
}
.dropdown-menu li a {
  display: block;
  padding: 9px 20px;
  font-size: 0.84rem;
  border-radius: 0;
  white-space: nowrap;
}
.dropdown-menu li a::after { display: none; }
.dropdown-menu li a:hover { background: rgba(255,255,255,0.06); }

/* ---------- Hero Slider ---------- */
.hero {
  position: relative; height: 100vh; min-height: 600px;
  overflow: hidden;
}
.hero-slides { position: relative; width: 100%; height: 100%; }

.hero-slide {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  opacity: 0; transition: opacity 1s ease;
}
.hero-slide.active { opacity: 1; }

.hero-slide::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(to right, rgba(10,26,51,0.82) 40%, rgba(10,26,51,0.35) 100%);
}

/* Slide backgrounds using CSS gradients as fallback */
.slide-1 { background-image: linear-gradient(135deg, #0a1a33 0%, #1e3a5f 100%); }
.slide-2 { background-image: linear-gradient(135deg, #12284B 0%, #2a4a7a 100%); }
.slide-3 { background-image: linear-gradient(135deg, #0d1f3c 0%, #1a3558 100%); }
.slide-4 { background-image: linear-gradient(135deg, #0a1a33 0%, #243d66 100%); }

.hero-content {
  position: absolute; inset: 0;
  display: flex; align-items: center;
  z-index: 2;
  padding-top: 120px;
}
.hero-text {
  max-width: 680px;
  padding: 0 0 80px;
}
.hero-tag {
  display: inline-block;
  background: rgba(122,122,122,0.3);
  border: 2px solid var(--gold);
  color: var(--white);
  font-size: 0.8rem; font-weight: 700;
  letter-spacing: 2px; text-transform: uppercase;
  padding: 8px 18px; border-radius: 30px;
  margin-bottom: 20px;
  animation: fadeInDown 0.8s ease both;
  backdrop-filter: blur(8px);
}
.hero-title {
  font-size: clamp(2.2rem, 5.5vw, 4rem);
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 20px;
  animation: fadeInLeft 0.9s 0.2s ease both;
}
.hero-title span { color: var(--gold); }
.hero-desc {
  font-size: clamp(0.95rem, 1.5vw, 1.1rem);
  color: rgba(255,255,255,0.82);
  max-width: 560px;
  margin-bottom: 36px;
  animation: fadeInLeft 0.9s 0.4s ease both;
}
.hero-btns {
  display: flex; gap: 16px; flex-wrap: wrap;
  animation: fadeInUp 0.9s 0.6s ease both;
}

/* Slider controls */
.slider-dots {
  position: absolute; bottom: 32px; left: 50%;
  transform: translateX(-50%);
  display: flex; gap: 10px; z-index: 3;
}
.slider-dot {
  width: 10px; height: 10px;
  border-radius: 50%; background: rgba(255,255,255,0.4);
  cursor: pointer; transition: var(--transition);
  border: none;
}
.slider-dot.active {
  background: var(--steel-light); transform: scale(1.3);
}

.slider-arrow {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 46px; height: 46px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 50%; color: var(--white);
  font-size: 1.1rem;
  display: flex; align-items: center; justify-content: center;
  z-index: 3; transition: var(--transition);
  backdrop-filter: blur(4px);
}
.slider-arrow:hover { background: var(--steel); border-color: var(--steel); }
.slider-prev { left: 24px; }
.slider-next { right: 24px; }

/* Scroll indicator */
.scroll-indicator {
  position: absolute; bottom: 36px; right: 40px;
  display: flex; flex-direction: column; align-items: center;
  gap: 8px; z-index: 3;
  animation: fadeIn 1s 1.2s both;
}
.scroll-indicator span {
  font-size: 0.7rem; color: rgba(255,255,255,0.6);
  letter-spacing: 2px; text-transform: uppercase;
  writing-mode: vertical-rl;
}
.scroll-line {
  width: 1px; height: 50px;
  background: linear-gradient(to bottom, var(--steel-light), transparent);
  animation: scrollDown 1.5s infinite;
}
@keyframes scrollDown { 0%{transform:scaleY(0);transform-origin:top} 50%{transform:scaleY(1);transform-origin:top} 51%{transform-origin:bottom} 100%{transform:scaleY(0);transform-origin:bottom} }

/* ---------- Stats Bar ---------- */
.stats-bar {
  background: var(--navy);
  padding: 28px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.stat-item {
  text-align: center;
  padding: 16px 20px;
  border-right: 1px solid rgba(255,255,255,0.1);
}
.stat-item:last-child { border-right: none; }
.stat-num {
  font-size: 2.2rem; font-weight: 800;
  color: var(--steel-light);
  line-height: 1;
  margin-bottom: 4px;
}
.stat-label {
  font-size: 0.8rem; color: rgba(255,255,255,0.7);
  text-transform: uppercase; letter-spacing: 1.5px;
}

/* ---------- Intro Section ---------- */
.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: center;
}
.intro-img-wrap {
  position: relative;
}
.intro-img-wrap img {
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
}
.intro-badge {
  position: absolute; bottom: -20px; right: -20px;
  background: var(--navy);
  color: var(--white);
  padding: 20px 24px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 6px 24px rgba(18,40,75,0.4);
  border: 2px solid var(--gold);
}
.intro-badge strong { display: block; font-size: 2rem; font-weight: 800; line-height: 1; }
.intro-badge span   { font-size: 0.72rem; letter-spacing: 1.5px; text-transform: uppercase; }

.intro-content .section-tag { display: block; margin-bottom: 8px; }
.intro-content h2 { margin-bottom: 18px; }
.intro-content p  { margin-bottom: 16px; line-height: 1.8; }

.intro-features { margin: 24px 0 32px; display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.intro-feature {
  display: flex; align-items: center; gap: 10px;
  font-size: 0.88rem; font-weight: 500; color: var(--text);
}
.intro-feature svg { color: var(--gold); flex-shrink: 0; }

/* ---------- Services Section ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid var(--border);
  display: flex; flex-direction: column;
}
.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--navy);
}
.service-img {
  position: relative; overflow: hidden; height: 200px;
}
.service-img img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.6s ease;
}
.service-card:hover .service-img img { transform: scale(1.07); }
.service-img-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(18,40,75,0.7), transparent);
  opacity: 0; transition: var(--transition);
}
.service-card:hover .service-img-overlay { opacity: 1; }

.service-icon {
  position: absolute; bottom: 16px; left: 16px;
  width: 44px; height: 44px;
  background: var(--steel);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  color: var(--white); font-size: 1.1rem;
  transform: translateY(10px); opacity: 0;
  transition: var(--transition);
}
.service-card:hover .service-icon { transform: translateY(0); opacity: 1; }

.service-body { padding: 22px; flex: 1; display: flex; flex-direction: column; }
.service-body h3 { margin-bottom: 8px; font-size: 1.05rem; }
.service-body p { font-size: 0.88rem; line-height: 1.65; flex: 1; }
.service-link {
  display: inline-flex; align-items: center; gap: 6px;
  margin-top: 16px;
  font-size: 0.85rem; font-weight: 600;
  color: var(--navy);
  transition: var(--transition);
}
.service-link:hover { color: var(--steel); gap: 10px; }

/* ---------- Why Choose Us ---------- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
}
.why-card {
  background: var(--white);
  border-radius: 12px;
  padding: 30px 20px;
  text-align: center;
  border: 1px solid var(--border);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.why-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gold);
  transform: scaleX(0);
  transition: var(--transition);
}
.why-card:hover::before { transform: scaleX(1); }
.why-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }

.why-icon {
  width: 60px; height: 60px;
  background: rgba(18,40,75,0.06);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 18px;
  font-size: 1.5rem; color: var(--navy);
  transition: var(--transition);
}
.why-card:hover .why-icon { background: var(--navy); color: var(--white); }
.why-card h3 { font-size: 0.95rem; margin-bottom: 8px; }
.why-card p  { font-size: 0.82rem; }

/* ---------- Projects / Portfolio ---------- */
.filter-tabs {
  display: flex; flex-wrap: wrap; gap: 10px;
  justify-content: center; margin-bottom: 40px;
}
.filter-tab {
  padding: 8px 20px;
  border-radius: 30px;
  font-size: 0.82rem; font-weight: 600;
  border: 2px solid var(--border);
  color: var(--steel);
  transition: var(--transition);
}
.filter-tab:hover, .filter-tab.active {
  background: var(--navy);
  border-color: var(--navy);
  color: var(--white);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.project-card {
  border-radius: 12px; overflow: hidden;
  position: relative;
  box-shadow: var(--shadow);
  transition: var(--transition);
}
.project-card:hover { transform: scale(1.02); box-shadow: var(--shadow-lg); }
.project-card img {
  width: 100%; height: 240px; object-fit: cover;
  display: block;
}
.project-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(18,40,75,0.92) 40%, transparent 100%);
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 24px;
  opacity: 0; transition: var(--transition);
}
.project-card:hover .project-overlay { opacity: 1; }
.project-overlay h3 { color: var(--white); font-size: 1rem; margin-bottom: 4px; }
.project-overlay span { font-size: 0.78rem; color: var(--steel-light); }

/* ---------- Testimonials — sliding 2-up carousel ---------- */
.tslider-section { background: var(--off-white); }

.tslider-wrap {
  position: relative;
  margin-top: 48px;
  padding: 0 56px;
}
.tslider-viewport { overflow: hidden; width: 100%; }

.tslider-track {
  display: flex;
  gap: 24px;
  transition: transform 0.55s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
}

.tcard {
  flex: 0 0 calc(50% - 12px);
  min-width: 0;
  background: var(--white);
  border: 1px solid #e2e8f0;
  border-radius: 6px;
  padding: 32px 30px 28px;
  box-shadow: 0 2px 12px rgba(18,40,75,0.06);
  transition: box-shadow var(--transition), border-color var(--transition);
}
.tcard:hover {
  box-shadow: 0 8px 30px rgba(18,40,75,0.12);
  border-color: #b0bdd0;
}

.tcard-header {
  display: flex; align-items: center; gap: 14px;
  margin-bottom: 20px; padding-bottom: 16px;
  border-bottom: 1px solid #edf0f5;
}
.tcard-avatar {
  width: 52px; height: 52px; border-radius: 4px;
  background: var(--navy); color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 0.95rem; flex-shrink: 0; letter-spacing: 1px;
}
.tcard-name   { font-size: 0.97rem; font-weight: 700; color: var(--navy); line-height: 1.2; margin-bottom: 3px; }
.tcard-role   { font-size: 0.78rem; color: var(--steel); line-height: 1.4; }

.tcard-body { line-height: 0; }
.tcard-open-quote, .tcard-close-quote {
  font-family: Georgia, serif; font-size: 3rem; font-weight: 700;
  color: var(--navy); opacity: 0.75; line-height: 0; display: inline; position: relative;
}
.tcard-open-quote  { top: 14px; margin-right: 2px; }
.tcard-close-quote { top: 22px; margin-left: 2px; }
.tcard-text {
  display: inline; font-size: 0.88rem; line-height: 1.85;
  color: var(--text-light); font-style: italic; vertical-align: middle;
}

.tslider-arrow {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 42px; height: 42px; border-radius: 50%;
  background: var(--white); border: 1.5px solid var(--border);
  color: var(--navy); font-size: 0.9rem;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: var(--transition); z-index: 2;
  box-shadow: 0 2px 10px rgba(18,40,75,0.1);
}
.tslider-arrow:hover { background: var(--navy); color: var(--white); border-color: var(--navy); }
.tslider-prev { left: 0; }
.tslider-next { right: 0; }

.tslider-dots { display: flex; justify-content: center; gap: 8px; margin-top: 32px; }
.tslider-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: #cbd2dc; border: none; cursor: pointer;
  transition: var(--transition); padding: 0;
}
.tslider-dot.active { background: var(--navy); width: 24px; border-radius: 4px; }

@media (max-width: 768px) {
  .tslider-wrap { padding: 0 44px; }
  .tcard { flex: 0 0 100%; }
}


/* ---------- CTA Banner ---------- */
.cta-banner {
  background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 100%);
  padding: 80px 0;
  position: relative; overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute; top: -50%; right: -10%;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(122,122,122,0.15) 0%, transparent 70%);
  pointer-events: none;
}
.cta-content { text-align: center; position: relative; z-index: 1; }
.cta-content h2 { color: var(--white); margin-bottom: 14px; }
.cta-content p  { color: rgba(255,255,255,0.75); max-width: 550px; margin: 0 auto 36px; }
.cta-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ---------- Footer ---------- */
.footer {
  background: var(--navy-dark);
  padding: 70px 0 0;
  color: rgba(255,255,255,0.75);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr 1.3fr;
  gap: 50px;
  margin-bottom: 50px;
}
.footer-brand img { height: 50px; margin-bottom: 16px; }
.footer-brand p { font-size: 0.88rem; line-height: 1.75; max-width: 280px; }
.footer-tagline {
  font-size: 0.85rem; color: var(--steel-light);
  font-style: italic; margin-top: 12px;
}

.footer-col h4 {
  color: var(--white); font-size: 0.9rem;
  font-weight: 700; letter-spacing: 1px;
  text-transform: uppercase; margin-bottom: 18px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--steel);
  width: fit-content;
}
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a {
  font-size: 0.85rem; color: rgba(255,255,255,0.7);
  transition: var(--transition);
  display: flex; align-items: center; gap: 6px;
}
.footer-col ul li a:hover { color: var(--steel-light); padding-left: 4px; }

.footer-contact li {
  display: flex; gap: 12px;
  font-size: 0.85rem; margin-bottom: 14px;
  align-items: flex-start;
}
.footer-contact li svg { color: var(--steel-light); flex-shrink: 0; margin-top: 3px; }

.social-links { display: flex; gap: 10px; margin-top: 20px; }
.social-link {
  width: 36px; height: 36px;
  background: rgba(255,255,255,0.08);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.7); font-size: 0.9rem;
  transition: var(--transition);
}
.social-link:hover { background: var(--steel); color: var(--white); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 0;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 12px;
}
.footer-bottom p { font-size: 0.82rem; color: rgba(255,255,255,0.5); }
.footer-bottom-links { display: flex; gap: 20px; }
.footer-bottom-links a { font-size: 0.8rem; color: rgba(255,255,255,0.5); transition: var(--transition); }
.footer-bottom-links a:hover { color: var(--steel-light); }

/* Back to top */
#back-to-top {
  position: fixed; bottom: 30px; right: 30px;
  width: 44px; height: 44px;
  background: var(--navy);
  color: var(--white);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  z-index: 500;
  opacity: 0; visibility: hidden;
  transform: translateY(10px);
  transition: var(--transition);
  box-shadow: 0 4px 16px rgba(18,40,75,0.4);
  border: 2px solid var(--gold);
}
#back-to-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
#back-to-top:hover { background: var(--navy-dark); transform: translateY(-3px); }

/* ---------- Animations ---------- */
@keyframes fadeIn      { from{opacity:0} to{opacity:1} }
@keyframes fadeInUp    { from{opacity:0;transform:translateY(30px)} to{opacity:1;transform:translateY(0)} }
@keyframes fadeInDown  { from{opacity:0;transform:translateY(-20px)} to{opacity:1;transform:translateY(0)} }
@keyframes fadeInLeft  { from{opacity:0;transform:translateX(-30px)} to{opacity:1;transform:translateX(0)} }
@keyframes fadeInRight { from{opacity:0;transform:translateX(30px)} to{opacity:1;transform:translateX(0)} }

/* Scroll-triggered reveal */
.reveal {
  opacity: 0; transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.left  { transform: translateX(-30px); }
.reveal.right { transform: translateX(30px); }
.reveal.visible { opacity: 1; transform: none; }

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* ---------- Page Hero (inner pages) ---------- */
.page-hero {
  background: linear-gradient(135deg, var(--navy-dark), var(--navy));
  padding: 140px 0 70px;
  text-align: center;
  position: relative; overflow: hidden;
}
.page-hero::after {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(to right, transparent, var(--steel), transparent);
}
.page-hero h1 { color: var(--white); margin-bottom: 12px; }
.page-hero p  { color: rgba(255,255,255,0.7); max-width: 550px; margin: 0 auto; }
.breadcrumb {
  display: flex; align-items: center; gap: 8px;
  justify-content: center; margin-top: 16px;
  font-size: 0.82rem; color: rgba(255,255,255,0.55);
}
.breadcrumb a { color: var(--steel-light); transition: var(--transition); }
.breadcrumb a:hover { color: var(--white); }

/* ---------- Contact Form ---------- */
.contact-grid {
  display: grid; grid-template-columns: 1fr 1.4fr; gap: 60px; align-items: start;
}
.contact-info h3 { margin-bottom: 20px; }
.contact-info-item {
  display: flex; gap: 16px; align-items: flex-start;
  margin-bottom: 24px;
}
.contact-info-icon {
  width: 46px; height: 46px; flex-shrink: 0;
  background: rgba(18,40,75,0.08);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  color: var(--navy); font-size: 1.1rem;
}
.contact-info-text strong { display: block; font-size: 0.88rem; color: var(--navy); margin-bottom: 2px; }
.contact-info-text span   { font-size: 0.85rem; color: var(--text-light); }

.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 6px; color: var(--navy); }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%; padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font); font-size: 0.9rem;
  color: var(--text);
  transition: var(--transition);
  background: var(--white);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none; border-color: var(--navy);
  box-shadow: 0 0 0 3px rgba(18,40,75,0.08);
}
.form-group textarea { resize: vertical; min-height: 130px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-submit { text-align: right; margin-top: 8px; }

/* ---------- About Page ---------- */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: center; }
.about-img { border-radius: 12px; overflow: hidden; box-shadow: var(--shadow-lg); }
.about-img img { width: 100%; height: 440px; object-fit: cover; }
.mission-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; margin-top: 60px; }
.mission-card { background: var(--white); border-radius: 12px; padding: 30px; border: 1px solid var(--border); transition: var(--transition); }
.mission-card:hover { border-color: var(--navy); box-shadow: var(--shadow); }
.mission-icon { font-size: 2rem; margin-bottom: 16px; }
.divisions-list { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; margin-top: 30px; }
.division-item { background: var(--off-white); border-radius: var(--radius); padding: 14px 18px; font-size: 0.88rem; font-weight: 500; color: var(--navy); display: flex; align-items: center; gap: 10px; border-left: 3px solid var(--steel); }

/* ---------- Service Detail Page ---------- */
.service-detail-grid { display: grid; grid-template-columns: 1fr 340px; gap: 50px; align-items: start; }
.service-scope h3 { margin: 32px 0 16px; }
.scope-list li { padding: 8px 0; border-bottom: 1px solid var(--border); font-size: 0.9rem; display: flex; align-items: flex-start; gap: 10px; }
.scope-list li::before { content: ''; width: 6px; height: 6px; background: var(--steel); border-radius: 50%; flex-shrink: 0; margin-top: 8px; }
.service-sidebar { position: sticky; top: 90px; }
.sidebar-widget { background: var(--off-white); border-radius: 12px; padding: 24px; margin-bottom: 24px; border: 1px solid var(--border); }
.sidebar-widget h4 { margin-bottom: 16px; font-size: 0.9rem; text-transform: uppercase; letter-spacing: 1px; }
.sidebar-nav li a { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: var(--radius); font-size: 0.88rem; transition: var(--transition); color: var(--text); }
.sidebar-nav li a:hover, .sidebar-nav li a.active { background: var(--navy); color: var(--white); }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2,1fr); }
  .why-grid { grid-template-columns: repeat(3,1fr); }
  .stats-grid { grid-template-columns: repeat(2,1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .intro-grid { gap: 40px; }
}

@media (max-width: 768px) {
  .section { padding: 60px 0; }

  /* Hide desktop nav, show hamburger only */
  .nav-links, .nav-cta { display: none !important; }
  .nav-toggle { display: flex; }

  /* Other responsive layout fixes */
  .intro-grid, .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .intro-badge { bottom: -10px; right: 10px; }
  .services-grid, .projects-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: repeat(2,1fr); }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .hero-title { font-size: 2rem; }
  .stats-grid { grid-template-columns: repeat(2,1fr); }
  .service-detail-grid { grid-template-columns: 1fr; }
  .service-sidebar { position: static; }
  .form-row { grid-template-columns: 1fr; }
  .mission-grid, .divisions-list { grid-template-columns: 1fr; }
  .intro-features { grid-template-columns: 1fr; }
  .hero-content { padding-top: 120px; }
  .slider-arrow { display: none; }
  .scroll-indicator { display: none; }
}

@media (max-width: 480px) {
  .why-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  .stat-item { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.1); }
  .tslider-wrap { padding: 0 36px; }
}

/* ============================================================
   MOBILE NAV DRAWER (right-side slide-in)
   ============================================================ */

/* Overlay backdrop */
.nav-backdrop {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 1001;
  opacity: 0;
  transition: opacity 0.35s ease;
}
.nav-backdrop.show { display: block; }
.nav-backdrop.visible { opacity: 1; }

/* Drawer panel */
.nav-drawer {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: 280px;
  background: #0a1a33;
  z-index: 1002;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.38s cubic-bezier(0.4,0,0.2,1);
  overflow-y: auto;
  overflow-x: hidden;
  box-shadow: -8px 0 40px rgba(0,0,0,0.5);
}
.nav-drawer.open { transform: translateX(0); }

/* Drawer header */
.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 18px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  flex-shrink: 0;
  min-height: 72px;
  background: #0a1a33;
}
.drawer-brand {
  display: flex; align-items: center; gap: 10px;
  flex: 1; min-width: 0;
}
.drawer-brand img {
  height: 44px; width: 44px;
  border-radius: 4px;
  object-fit: contain;
  flex-shrink: 0;
}
.drawer-brand-text {
  min-width: 0; flex: 1;
}
.drawer-brand-text strong {
  display: block; font-size: 0.88rem; font-weight: 800;
  color: var(--white); letter-spacing: 0.5px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.drawer-brand-text span {
  display: block; font-size: 0.56rem; color: rgba(255,255,255,0.45);
  letter-spacing: 1px; text-transform: uppercase;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.drawer-close {
  width: 32px; height: 32px; flex-shrink: 0; margin-left: 10px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 50%;
  color: var(--white); font-size: 0.9rem;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: var(--transition);
}
.drawer-close:hover { background: rgba(255,255,255,0.2); }

/* Nav list */
.drawer-nav {
  flex: 1;
  padding: 12px 0;
}
.drawer-nav li { list-style: none; }

/* Top-level links */
.drawer-nav > li > a,
.drawer-nav > li > button.drawer-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 13px 24px;
  font-size: 0.95rem;
  font-weight: 500;
  color: rgba(255,255,255,0.82);
  border: none;
  background: none;
  font-family: var(--font);
  cursor: pointer;
  text-align: left;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  transition: background 0.2s, color 0.2s;
  text-decoration: none;
}
.drawer-nav > li > a:hover,
.drawer-nav > li > button.drawer-toggle:hover {
  background: rgba(255,255,255,0.05);
  color: var(--white);
}
.drawer-nav > li > a.active {
  background: rgba(255,255,255,0.1);
  color: var(--white);
  font-weight: 700;
  border-left: 3px solid var(--steel-light);
  padding-left: 21px;
}

/* Chevron icon in toggle button */
.drawer-toggle .toggle-chevron {
  font-size: 0.7rem;
  transition: transform 0.3s ease;
  flex-shrink: 0;
  color: rgba(255,255,255,0.5);
}
.drawer-toggle.open .toggle-chevron {
  transform: rotate(180deg);
}

/* Sub-list (Services) */
.drawer-sublist {
  display: none;
  flex-direction: column;
  background: rgba(0,0,0,0.2);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.drawer-sublist.open { display: flex; }
.drawer-sublist li a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 24px 11px 36px;
  font-size: 0.84rem;
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  transition: color 0.2s, background 0.2s;
}
.drawer-sublist li a:hover {
  color: var(--white);
  background: rgba(255,255,255,0.04);
}
.drawer-sublist li a i {
  font-size: 0.7rem;
  color: var(--steel-light);
  flex-shrink: 0;
}

/* CTA at bottom of drawer */
.drawer-cta {
  padding: 20px;
  border-top: 1px solid rgba(255,255,255,0.08);
  flex-shrink: 0;
}
.drawer-cta a {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px;
  background: var(--navy);
  border: 2px solid var(--steel);
  border-radius: var(--radius);
  color: var(--white);
  font-size: 0.92rem;
  font-weight: 700;
  text-decoration: none;
  transition: var(--transition);
}
.drawer-cta a:hover { background: var(--steel); }

/* ---- Mobile nav close button ---- */
.nav-close {
  display: none;
}


/* ============================================================
   PROJECT ALBUM CARDS (dynamic, DB-driven)
   ============================================================ */
.project-album-card {
  background: var(--white);
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  cursor: pointer;
  transition: var(--transition);
}
.project-album-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--navy);
}
.project-album-thumb {
  position: relative;
  height: 200px;
  overflow: hidden;
  background: var(--off-white);
}
.project-album-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.project-album-card:hover .project-album-thumb img { transform: scale(1.06); }

.project-album-noimg {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  color: var(--steel); font-size: 2.5rem; opacity: .4;
}
.project-album-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(18,40,75,0.85) 0%, transparent 60%);
  display: flex; align-items: flex-end; justify-content: flex-start;
  padding: 16px;
  opacity: 0; transition: var(--transition);
}
.project-album-card:hover .project-album-overlay { opacity: 1; }
.project-album-overlay i    { color: var(--white); font-size: 1.2rem; margin-right: 8px; }
.project-album-overlay span { color: var(--white); font-size: 0.82rem; font-weight: 600; }

.project-album-info { padding: 16px 18px; }
.project-album-title {
  font-size: 0.95rem; font-weight: 700;
  color: var(--navy); margin-bottom: 8px; line-height: 1.3;
}
.project-album-meta {
  display: flex; flex-wrap: wrap; gap: 10px;
  font-size: 0.75rem; color: var(--text-light);
}
.project-album-meta span { display: flex; align-items: center; gap: 4px; }
.project-album-meta i { color: var(--steel); font-size: 0.7rem; }