/* ============================================
   GHA CONSTRUCTION - Premium Corporate Website
   ============================================ */

/* === RESET & BASE === */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --navy: #0F172A;
  --navy-light: #1E293B;
  --orange: #F5B027;
  --orange-dark: #EA580C;
  --orange-light: #FED7AA;
  --white: #FFFFFF;
  --gray-50: #F8FAFC;
  --gray-100: #F1F5F9;
  --gray-200: #E2E8F0;
  --gray-300: #CBD5E1;
  --gray-400: #94A3B8;
  --gray-500: #64748B;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1E293B;
  --gray-900: #0F172A;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
  --shadow-md: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
  --shadow-lg: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
  --shadow-xl: 0 25px 50px -12px rgba(0,0,0,0.25);
  --transition: all 0.3s ease;
  --transition-slow: all 0.5s ease;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: var(--gray-700);
  background: var(--white);
  overflow-x: hidden;
}

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

ul { list-style: none; }

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

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-label {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--orange);
  text-transform: uppercase;
  letter-spacing: 3px;
  margin-bottom: 12px;
}

.section-title {
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--navy);
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--gray-500);
  max-width: 640px;
  margin: 0 auto;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  justify-content: center;
}

.btn-primary {
  background: var(--orange);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--orange-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(245, 176, 39, 0.4);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid var(--white);
}

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

.btn-outline-orange {
  background: transparent;
  color: var(--orange);
  border: 2px solid var(--orange);
}

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

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

.btn-dark:hover {
  background: var(--navy-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(15, 23, 42, 0.4);
}

/* === HEADER === */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: var(--transition);
  padding: 16px 0;
  border-bottom: 1px solid transparent;
}

.header.scrolled {
  border-bottom-color: var(--gray-200);
}

.header.scrolled {
  background: var(--white);
  box-shadow: var(--shadow-md);
  padding: 10px 0;
}

.header.scrolled .logo {
  color: var(--navy);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--white);
  transition: var(--transition);
}

.logo-img {
  height: 40px;
  width: auto;
  display: block;
}

.logo-img-light {
  display: block !important;
}

.logo-img-dark {
  display: none !important;
}

.header.scrolled .logo-img-light {
  display: none !important;
}

.header.scrolled .logo-img-dark {
  display: block !important;
}

.footer .logo-img-light {
  display: block !important;
}

.footer .logo-img-dark {
  display: none !important;
}

.logo-icon {
  width: 44px;
  height: 44px;
  background: var(--orange);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 900;
  color: var(--white);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  padding: 8px 16px;
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  border-radius: 6px;
  transition: var(--transition);
  position: relative;
}

.header.scrolled .nav-link {
  color: var(--gray-600);
}

.nav-link:hover {
  color: var(--orange);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--orange);
  transition: var(--transition);
  transform: translateX(-50%);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 60%;
}

.header.scrolled .nav-link:hover {
  color: var(--orange);
}

.header .btn-primary {
  padding: 10px 24px;
  font-size: 0.9rem;
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 5px;
  z-index: 1001;
}

.mobile-toggle span {
  width: 28px;
  height: 3px;
  background: var(--white);
  border-radius: 3px;
  transition: var(--transition);
}

.header.scrolled .mobile-toggle span {
  background: var(--navy);
}

/* === HERO SECTION — PREMIUM FULL-BLEED (Gemini-inspired) === */
.hero {
  position: relative;
  height: 100vh;
  min-height: 700px;
  display: flex;
  align-items: center;
  color: var(--white);
  overflow: hidden;
  background: var(--navy);
}

/* --- Full-bleed Background + Overlay --- */
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,
    rgba(15,23,42,0.75) 0%,
    rgba(15,23,42,0.3) 50%,
    rgba(15,23,42,0.15) 100%
  );
}

.hero-gradient-bar {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--orange), var(--orange-dark), var(--orange));
  z-index: 2;
}

/* --- Center Reveal Effect (expanding circle from center) --- */
.hero-reveal-center {
  display: none;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: #000;
}

.hero-image {
  width: 100%;
  height: 100%;
  background: url('https://images.unsplash.com/photo-1599707254554-027aeb4deacd?q=80&w=1171&auto=format&fit=crop&ixlib=rb-4.1.0&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D') center / cover no-repeat;
  filter: brightness(0.85) saturate(1.05);
  clip-path: circle(0% at 50% 50%);
  animation: imageReveal 2s cubic-bezier(0.22, 0.61, 0.36, 1) forwards,
             heroZoom 2s cubic-bezier(0.22, 0.61, 0.36, 1) forwards;
}

@keyframes imageReveal {
  0%   { clip-path: circle(0% at 50% 50%); }
  100% { clip-path: circle(150% at 50% 50%); }
}

@keyframes heroZoom {
  0%   { transform: scale(1.15); }
  100% { transform: scale(1); }
}

/* --- Layout: text left, visual right --- */
.hero-layout {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  min-height: calc(100vh - 100px);
  padding: 60px 0 80px;
  position: relative;
  z-index: 2;
}

.hero-text {
  max-width: 720px;
  text-align: center;
  margin: 0 auto;
}

.hero-badge {
  display: inline-block;
  background: rgba(245,176,39,0.15);
  border: 1px solid rgba(245,176,39,0.3);
  padding: 7px 18px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--orange);
  margin-bottom: 28px;
  letter-spacing: 0.5px;
  text-align: center;
  display: block;
  margin-left: auto;
  margin-right: auto;
  max-width: fit-content;
}

.hero-text h1 {
  font-size: 5rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -1px;
  text-align: center;
}

.hero-text h1 span {
  color: var(--orange);
  display: block;
}

.hero-text p {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.7);
  margin-bottom: 36px;
  line-height: 1.7;
  max-width: 540px;
  margin-left: auto;
  margin-right: auto;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
}

.hero-actions .btn-outline {
  border-color: rgba(255,255,255,0.4);
  color: var(--white);
}

.hero-actions .btn-outline:hover {
  background: var(--white);
  color: var(--navy);
  border-color: var(--white);
}

/* --- Right side: building visual --- */
.hero-visual {
  flex-shrink: 0;
  width: 200px;
  height: 480px;
  position: relative;
}

.hero-visual .hero-building {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 160px;
  height: 380px;
  opacity: 0;
  animation: buildingFadeIn 0.7s ease 2.4s forwards;
}

@keyframes buildingFadeIn {
  to { opacity: 1; }
}

/* --- Stagger Reveal Animation --- */
.js [data-reveal="stagger"] {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1.2s cubic-bezier(0.16, 1, 0.3, 1),
              transform 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-reveal="stagger"].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* --- Heading clip-path reveal (after center reveal) --- */
.js .hero-text h1 {
  clip-path: inset(0 0 100% 0);
  transition: clip-path 1.4s cubic-bezier(0.77, 0, 0.18, 1) 0.1s;
  opacity: 1;
  transform: none;
}

.hero-text h1.revealed {
  clip-path: inset(0 0 0 0);
}



.building-body {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 320px;
  background: rgba(255,255,255,0.06);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255,255,255,0.1);
  border-bottom: none;
  border-radius: 3px 3px 0 0;
  overflow: hidden;
  will-change: transform;
}

.building-crown {
  position: absolute;
  top: -18px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 50px solid transparent;
  border-right: 50px solid transparent;
  border-bottom: 18px solid rgba(245,176,39,0.25);
  z-index: 3;
}

.building-antennas {
  position: absolute;
  top: -30px;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 12px;
  background: rgba(255,255,255,0.2);
  z-index: 2;
}

.building-antennas::before {
  content: '';
  position: absolute;
  top: 0;
  left: -10px;
  width: 1px;
  height: 10px;
  background: rgba(255,255,255,0.15);
  transform: rotate(-15deg);
}

.building-antennas::after {
  content: '';
  position: absolute;
  top: 0;
  left: 10px;
  width: 1px;
  height: 12px;
  background: rgba(255,255,255,0.15);
  transform: rotate(15deg);
}

/* --- Building Windows (floors) --- */
.building-floor {
  position: absolute;
  left: 8px;
  right: 8px;
  height: 14px;
  display: flex;
  gap: 5px;
  justify-content: center;
}

.building-floor-1  { bottom: 12px; }
.building-floor-2  { bottom: 32px; }
.building-floor-3  { bottom: 52px; }
.building-floor-4  { bottom: 72px; }
.building-floor-5  { bottom: 92px; }
.building-floor-6  { bottom: 112px; }
.building-floor-7  { bottom: 132px; }
.building-floor-8  { bottom: 152px; }
.building-floor-9  { bottom: 172px; }
.building-floor-10 { bottom: 192px; }
.building-floor-11 { bottom: 212px; }
.building-floor-12 { bottom: 232px; }
.building-floor-13 { bottom: 252px; }
.building-floor-14 { bottom: 272px; }
.building-floor-15 { bottom: 292px; }

.building-floor::before,
.building-floor::after {
  content: '';
  width: 8px;
  height: 12px;
  border-radius: 1px;
  background: rgba(255,255,255,0.08);
  transition: background 0.4s ease, box-shadow 0.4s ease;
}

.building-floor::before {
  box-shadow:
    14px 0 0 0 rgba(255,255,255,0.08),
    28px 0 0 0 rgba(255,255,255,0.08),
    42px 0 0 0 rgba(255,255,255,0.08);
}

.building-floor::after {
  box-shadow:
    14px 0 0 0 rgba(255,255,255,0.08),
    28px 0 0 0 rgba(255,255,255,0.08),
    42px 0 0 0 rgba(255,255,255,0.08);
}

/* Lit windows */
.building-floor.lit::before,
.building-floor.lit::after {
  background: rgba(245,176,39,0.6);
}
.building-floor.lit::before {
  box-shadow:
    14px 0 0 0 rgba(245,176,39,0.5),
    28px 0 0 0 rgba(245,176,39,0.65),
    42px 0 0 0 rgba(245,176,39,0.4);
}
.building-floor.lit::after {
  box-shadow:
    14px 0 0 0 rgba(245,176,39,0.55),
    28px 0 0 0 rgba(245,176,39,0.4),
    42px 0 0 0 rgba(245,176,39,0.6);
}

/* --- Construction Crane --- */
.building-crane {
  position: absolute;
  top: -60px;
  right: 25px;
  width: 2px;
  height: 60px;
  background: rgba(245,176,39,0.3);
  z-index: 4;
  transform-origin: bottom center;
  animation: craneSway 4s ease-in-out infinite;
}

.building-crane::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 40px;
  height: 2px;
  background: rgba(245,176,39,0.3);
}

.building-crane::after {
  content: '';
  position: absolute;
  top: -1px;
  right: 0;
  width: 8px;
  height: 8px;
  background: var(--orange);
  border-radius: 50%;
  box-shadow: 0 0 10px rgba(245,176,39,0.6);
}

@keyframes craneSway {
  0%, 100% { transform: rotate(calc(var(--sway, 2deg) * -1)); }
  50% { transform: rotate(var(--sway, 2deg)); }
}

/* --- Building Shadow --- */
.building-shadow {
  position: absolute;
  bottom: 0;
  left: -40px;
  width: 140px;
  height: 24px;
  background: linear-gradient(90deg, transparent, rgba(0,0,0,0.15) 50%, transparent);
  transform: skewX(-45deg);
  opacity: 0;
  animation: shadowFade 0.8s ease 2.2s forwards;
}

@keyframes shadowFade {
  to { opacity: 1; }
}



/* === HERO SCROLL INDICATOR === */
.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  transition: opacity 0.5s ease;
}

.scroll-indicator.hidden {
  opacity: 0;
  pointer-events: none;
}

.scroll-indicator-text {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: rgba(255,255,255,0.4);
  font-weight: 600;
}

.scroll-indicator-line {
  width: 2px;
  height: 40px;
  background: linear-gradient(to bottom, var(--orange), transparent);
  animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
  0%, 100% { transform: scaleY(0.5); opacity: 0.3; }
  50% { transform: scaleY(1); opacity: 1; }
}

/* === HERO PROGRESS BAR === */
.hero-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--orange), var(--orange-dark));
  z-index: 3;
  width: 0;
  transition: width 0.05s linear;
}

/* === SCROLL REVEAL ANIMATIONS (legacy) === */
[data-scroll-reveal] {
  opacity: 0;
  transition: opacity 0.8s ease, transform 0.8s ease;
}

[data-scroll-reveal="fade-up"] {
  transform: translateY(40px);
}

[data-scroll-reveal="fade-left"] {
  transform: translateX(-60px);
}

[data-scroll-reveal="fade-right"] {
  transform: translateX(60px);
}

[data-scroll-reveal="fade-scale"] {
  transform: scale(0.9);
}

[data-scroll-reveal].revealed {
  opacity: 1;
  transform: translate(0) scale(1);
}

/* === COMPANY OVERVIEW === */
.overview {
  background: var(--white);
}

.overview-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.overview-image {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.overview-image img {
  width: 100%;
  height: 450px;
  object-fit: cover;
}

.overview-image-badge {
  position: absolute;
  bottom: 24px;
  right: 24px;
  background: var(--orange);
  color: var(--white);
  padding: 16px 24px;
  border-radius: 12px;
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.overview-image-badge .number {
  font-size: 2rem;
  font-weight: 800;
  display: block;
  line-height: 1;
}

.overview-image-badge .label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.overview-content .section-label { text-align: left; }

.overview-content h2 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 20px;
  line-height: 1.2;
}

.overview-content p {
  color: var(--gray-500);
  margin-bottom: 16px;
  font-size: 1.05rem;
}

.overview-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 28px 0 36px;
}

.overview-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 500;
  color: var(--gray-700);
}

.overview-feature .check {
  width: 24px;
  height: 24px;
  background: rgba(245,176,39,0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--orange);
  font-size: 0.8rem;
  flex-shrink: 0;
}

/* === STATISTICS === */
.stats {
  background: var(--navy);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.stats::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('https://images.unsplash.com/photo-1541888946425-d81bb19240f5?w=1920&q=80') center/cover;
  opacity: 0.08;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  position: relative;
  z-index: 2;
}

.stat-item {
  text-align: center;
  padding: 32px 20px;
}

.stat-number {
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--orange);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 1rem;
  color: rgba(255,255,255,0.7);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 500;
}

/* === SERVICES === */
.services { background: var(--gray-50); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.service-card {
  background: var(--white);
  border-radius: 16px;
  padding: 40px 32px;
  transition: var(--transition);
  border: 1px solid var(--gray-200);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--orange);
  transform: scaleX(0);
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: transparent;
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--orange), var(--orange-dark));
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  font-size: 1.6rem;
}

.service-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 12px;
}

.service-card p {
  color: var(--gray-500);
  margin-bottom: 24px;
  font-size: 0.95rem;
  line-height: 1.7;
}

.service-card .btn-link {
  color: var(--orange);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
}

.service-card .btn-link:hover {
  gap: 12px;
}

/* === WHY CHOOSE US === */
.why-us { background: var(--white); }

.why-us-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.why-card {
  text-align: center;
  padding: 40px 28px;
  border-radius: 16px;
  transition: var(--transition);
  border: 1px solid var(--gray-200);
}

.why-card:hover {
  background: var(--navy);
  border-color: var(--navy);
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.why-card:hover .why-icon {
  background: var(--orange);
  color: var(--white);
}

.why-card:hover h3,
.why-card:hover p {
  color: var(--white);
}

.why-icon {
  width: 72px;
  height: 72px;
  background: rgba(245,176,39,0.1);
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 1.8rem;
  transition: var(--transition);
}

.why-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 10px;
}

.why-card p {
  color: var(--gray-500);
  font-size: 0.9rem;
}

/* === FEATURED PROJECTS === */
.featured-projects { background: var(--gray-50); }

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
  gap: 30px;
}

.project-card {
  border-radius: 16px;
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.project-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.project-image {
  position: relative;
  height: 260px;
  overflow: hidden;
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

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

.project-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15,23,42,0.8), transparent);
  display: flex;
  align-items: flex-end;
  padding: 20px;
  opacity: 0;
  transition: var(--transition);
}

.project-card:hover .project-overlay {
  opacity: 1;
}

.project-category {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--orange);
  color: var(--white);
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.project-info {
  padding: 24px;
}

.project-info h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
}

.project-info .location {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--gray-500);
  font-size: 0.9rem;
  margin-bottom: 16px;
}

.project-info .btn-link {
  color: var(--orange);
  font-weight: 600;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.project-info .btn-link:hover { gap: 12px; }

/* === SAFETY & QUALITY === */
.safety { background: var(--white); }

.safety-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.safety-image {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.safety-image img {
  width: 100%;
  height: 480px;
  object-fit: cover;
}

.safety-content .section-label { text-align: left; }

.safety-content h2 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 20px;
}

.safety-content > p {
  color: var(--gray-500);
  margin-bottom: 32px;
  font-size: 1.05rem;
}

.safety-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.safety-item {
  display: flex;
  gap: 16px;
  padding: 20px;
  background: var(--gray-50);
  border-radius: 12px;
  transition: var(--transition);
}

.safety-item:hover {
  background: var(--orange);
  color: var(--white);
  transform: translateX(6px);
}

.safety-item:hover .safety-item-icon { background: rgba(255,255,255,0.2); }

.safety-item-icon {
  width: 48px;
  height: 48px;
  background: rgba(245,176,39,0.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
  transition: var(--transition);
}

.safety-item h4 {
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--navy);
}

.safety-item:hover h4 { color: var(--white); }

.safety-item p {
  font-size: 0.88rem;
  color: var(--gray-500);
}

.safety-item:hover p { color: rgba(255,255,255,0.8); }

/* === TESTIMONIALS === */
.testimonials {
  background: var(--gray-50);
}

.testimonial-slider {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}

.testimonial-track {
  display: flex;
  transition: transform 0.5s ease;
}

.testimonial-slide {
  min-width: 100%;
  padding: 0 40px;
}

.testimonial-card {
  background: var(--white);
  border-radius: 20px;
  padding: 48px;
  text-align: center;
  box-shadow: var(--shadow-md);
}

.testimonial-card .stars {
  color: var(--orange);
  font-size: 1.2rem;
  margin-bottom: 20px;
}

.testimonial-card blockquote {
  font-size: 1.15rem;
  color: var(--gray-600);
  line-height: 1.8;
  margin-bottom: 28px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.testimonial-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--orange);
}

.testimonial-author-info h4 {
  font-weight: 700;
  color: var(--navy);
  text-align: left;
}

.testimonial-author-info p {
  font-size: 0.85rem;
  color: var(--gray-500);
  text-align: left;
}

.testimonial-controls {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 32px;
}

.testimonial-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--gray-300);
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

.testimonial-dot.active {
  background: var(--orange);
  width: 36px;
  border-radius: 6px;
}

/* === CLIENTS === */
.clients { background: var(--white); padding: 80px 0; }

.clients-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 60px;
  flex-wrap: wrap;
}

.client-logo {
  width: 140px;
  height: 60px;
  background: var(--gray-100);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--gray-400);
  font-size: 0.85rem;
  transition: var(--transition);
  padding: 12px;
}

.client-logo:hover {
  background: var(--navy);
  color: var(--white);
}

/* === NEWS === */
.news { background: var(--gray-50); }

.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 30px;
}

.news-card {
  background: var(--white);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.news-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.news-image {
  height: 220px;
  overflow: hidden;
}

.news-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.news-card:hover .news-image img {
  transform: scale(1.06);
}

.news-content { padding: 28px; }

.news-meta {
  display: flex;
  gap: 16px;
  margin-bottom: 12px;
  font-size: 0.8rem;
  color: var(--gray-400);
}

.news-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}

.news-content h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 10px;
  line-height: 1.4;
}

.news-content p {
  color: var(--gray-500);
  font-size: 0.9rem;
  margin-bottom: 16px;
}

/* === CTA SECTION === */
.cta-section {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
  padding: 100px 0;
  text-align: center;
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(245,176,39,0.15), transparent);
  border-radius: 50%;
}

.cta-section h2 {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 20px;
  position: relative;
}

.cta-section p {
  color: rgba(255,255,255,0.7);
  font-size: 1.15rem;
  max-width: 600px;
  margin: 0 auto 36px;
  position: relative;
}

.cta-section .btn { position: relative; }

/* === CONTACT PREVIEW === */
.contact-preview { background: var(--gray-50); }

.contact-preview-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 40px;
}

.contact-map {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  min-height: 400px;
  background: var(--gray-200);
}

.contact-map iframe {
  width: 100%;
  height: 100%;
  border: none;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-info-item {
  display: flex;
  gap: 16px;
  padding: 20px;
  background: var(--white);
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.contact-info-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
}

.contact-info-icon {
  width: 48px;
  height: 48px;
  background: rgba(245,176,39,0.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--orange);
  flex-shrink: 0;
}

.contact-info-item h4 {
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 4px;
  font-size: 0.95rem;
}

.contact-info-item p {
  color: var(--gray-500);
  font-size: 0.9rem;
}

/* === FOOTER === */
.footer {
  background: var(--navy);
  color: var(--white);
  padding: 80px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-about p {
  color: rgba(255,255,255,0.6);
  margin-top: 16px;
  font-size: 0.9rem;
  line-height: 1.7;
}

.footer h4 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--white);
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--orange);
  padding-left: 6px;
}

.footer-contact-item {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  align-items: flex-start;
}

.footer-contact-item span:first-child {
  color: var(--orange);
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-contact-item p {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
}

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.footer-social a {
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  transition: var(--transition);
}

.footer-social a:hover {
  background: var(--orange);
  transform: translateY(-3px);
}

.footer-bottom {
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-bottom p {
  color: rgba(255,255,255,0.5);
  font-size: 0.85rem;
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

.footer-bottom-links a {
  color: rgba(255,255,255,0.5);
  font-size: 0.85rem;
}

.footer-bottom-links a:hover { color: var(--orange); }

/* === PAGE HERO (Inner Pages) === */
.page-hero {
  background: linear-gradient(135deg, rgba(15,23,42,0.92), rgba(30,41,59,0.85)),
    url('https://images.unsplash.com/photo-1504307651254-35680f356dfd?w=1920&q=80') center/cover;
  padding: 160px 0 100px;
  text-align: center;
  color: var(--white);
}

.page-hero h1 {
  font-size: 3.2rem;
  font-weight: 800;
  margin-bottom: 16px;
}

.page-hero p {
  color: rgba(255,255,255,0.7);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 20px;
  font-size: 0.9rem;
}

.breadcrumb a {
  color: rgba(255,255,255,0.6);
}

.breadcrumb a:hover { color: var(--orange); }

.breadcrumb .separator { color: rgba(255,255,255,0.3); }

.breadcrumb .current { color: var(--orange); }

/* === SUB PAGE STYLES === */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 3px;
  height: 100%;
  background: var(--orange);
  border-radius: 3px;
}

.timeline-item {
  display: flex;
  justify-content: flex-end;
  padding: 0 0 40px;
  position: relative;
  width: 50%;
}

.timeline-item:nth-child(even) {
  align-self: flex-end;
  justify-content: flex-start;
  margin-left: 50%;
  padding-left: 40px;
}

.timeline-item:nth-child(odd) {
  padding-right: 40px;
}

.timeline-dot {
  position: absolute;
  width: 18px;
  height: 18px;
  background: var(--orange);
  border-radius: 50%;
  top: 6px;
  border: 4px solid var(--white);
  box-shadow: var(--shadow);
}

.timeline-item:nth-child(odd) .timeline-dot {
  right: -9px;
}

.timeline-item:nth-child(even) .timeline-dot {
  left: -9px;
}

.timeline-content {
  background: var(--white);
  padding: 24px;
  border-radius: 12px;
  box-shadow: var(--shadow-md);
}

.timeline-year {
  color: var(--orange);
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.timeline-content h3 {
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
}

.timeline-content p {
  color: var(--gray-500);
  font-size: 0.9rem;
}

/* === TEAM GRID === */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.team-card {
  background: var(--white);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.team-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.team-card-image {
  height: 300px;
  overflow: hidden;
}

.team-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.team-card:hover .team-card-image img {
  transform: scale(1.06);
}

.team-card-info {
  padding: 24px;
  text-align: center;
}

.team-card-info h3 {
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 4px;
}

.team-card-info p {
  color: var(--orange);
  font-size: 0.9rem;
  font-weight: 500;
}

/* === JOB LISTINGS === */
.job-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.job-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--white);
  padding: 28px 32px;
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  transition: var(--transition);
}

.job-card:hover {
  border-color: var(--orange);
  box-shadow: var(--shadow-md);
}

.job-info h3 {
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
}

.job-meta {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.job-meta span {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--gray-500);
}

/* === FILTERS === */
.filter-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 10px 24px;
  border: 2px solid var(--gray-200);
  background: var(--white);
  border-radius: 50px;
  font-weight: 600;
  color: var(--gray-600);
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.9rem;
}

.filter-btn:hover,
.filter-btn.active {
  border-color: var(--orange);
  background: var(--orange);
  color: var(--white);
}

/* === FORM STYLES === */
.form-section { background: var(--gray-50); }

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.form-card {
  background: var(--white);
  padding: 40px;
  border-radius: 16px;
  box-shadow: var(--shadow-md);
}

.form-card h3 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 24px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 8px;
  font-size: 0.9rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--gray-200);
  border-radius: 10px;
  font-size: 0.95rem;
  font-family: inherit;
  transition: var(--transition);
  background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--orange);
  box-shadow: 0 0 0 4px rgba(245,176,39,0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

/* === MEDIA CARDS === */
.media-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
}

.media-card {
  background: var(--white);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.media-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.media-card-image {
  height: 220px;
  overflow: hidden;
  position: relative;
}

.media-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.media-card:hover .media-card-image img {
  transform: scale(1.06);
}

.media-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--orange);
  color: var(--white);
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.media-card-content {
  padding: 24px;
}

.media-card-content h3 {
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
  line-height: 1.4;
}

.media-card-content p {
  color: var(--gray-500);
  font-size: 0.9rem;
  margin-bottom: 12px;
}

.media-date {
  font-size: 0.8rem;
  color: var(--gray-400);
}

/* === RESOURCE CARDS === */
.resource-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 30px;
}

.resource-card {
  background: var(--white);
  border-radius: 16px;
  padding: 36px;
  border: 1px solid var(--gray-200);
  transition: var(--transition);
}

.resource-card:hover {
  border-color: var(--orange);
  box-shadow: var(--shadow-md);
}

.resource-icon {
  width: 56px;
  height: 56px;
  background: rgba(245,176,39,0.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 20px;
}

.resource-card h3 {
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 10px;
}

.resource-card p {
  color: var(--gray-500);
  font-size: 0.9rem;
  margin-bottom: 20px;
  line-height: 1.7;
}

/* === ANIMATIONS === */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* === RESPONSIVE === */
@media (max-width: 1024px) {
  .hero-text h1 { font-size: 3.6rem; }
  .hero-visual { width: 160px; height: 400px; }
  .hero-visual .hero-building { width: 130px; }
  .hero-layout { padding: 40px 0 60px; }
  .overview-grid,
  .safety-grid { grid-template-columns: 1fr; gap: 48px; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .form-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .why-us-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav-menu { 
    display: none;
    position: fixed;
    top: 0;
    right: -300px;
    width: 300px;
    height: 100vh;
    background: var(--navy);
    flex-direction: column;
    padding: 80px 32px 32px;
    transition: right 0.3s ease;
    z-index: 999;
    gap: 4px;
  }
  .nav-menu.active { display: flex; right: 0; }
  .nav-link { font-size: 1rem; padding: 12px 16px; }
  .mobile-toggle { display: flex; }
  .hero { min-height: 100dvh; height: 100dvh; }
  .hero-layout { flex-direction: column; align-items: flex-start; justify-content: flex-end; min-height: 100dvh; padding: 40px 0 60px; }
  .hero-text { max-width: 100%; }
  .hero-text h1 { font-size: 2.8rem; }
  .hero-text p { max-width: 100%; font-size: 1rem; }
  .hero-actions { justify-content: flex-start; }
  .scroll-indicator { bottom: 20px; }
  .scroll-indicator-line { height: 28px; }
  .section-title { font-size: 2rem; }
  .projects-grid { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .contact-preview-grid { grid-template-columns: 1fr; }
  .section { padding: 60px 0; }
  .hero-buttons { flex-direction: column; }
  .hero-buttons .btn { width: 100%; }
  .timeline::before { left: 20px; }
  .timeline-item,
  .timeline-item:nth-child(even) {
    width: 100%;
    margin-left: 0;
    padding-left: 60px;
    padding-right: 0;
  }
  .timeline-item:nth-child(odd) .timeline-dot,
  .timeline-item:nth-child(even) .timeline-dot {
    left: 11px;
    right: auto;
  }
  .job-card { flex-direction: column; gap: 16px; align-items: flex-start; }
  .page-hero h1 { font-size: 2.2rem; }
  .clients-logos { gap: 30px; }
}

@media (max-width: 480px) {
  .hero-text h1 { font-size: 2.2rem; }
  .scroll-indicator { display: none; }
  .stats-grid { grid-template-columns: 1fr; gap: 20px; }
  .why-us-grid { grid-template-columns: 1fr; }
  .filter-bar { gap: 8px; }
  .filter-btn { padding: 8px 16px; font-size: 0.8rem; }
}