@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700;800;900&family=Inter:wght@300;400;500;600;700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Material+Symbols+Outlined:wght,FILL@100..700,0..1&display=swap');

:root {
  --primary: #002869;
  --primary-container: #0b3d91;
  --deep-navy: #0B3D91;
  --safety-orange: #F58220;
  --secondary-container: #ff8928;
  --on-primary: #ffffff;
  --surface: #f8f9fa;
  --surface-container: #edeeef;
  --surface-container-low: #f3f4f5;
  --surface-container-high: #e7e8e9;
  --surface-container-highest: #e1e3e4;
  --surface-bright: #f8f9fa;
  --surface-dim: #d9dadb;
  --background: #f8f9fa;
  --on-surface: #191c1d;
  --on-surface-variant: #434652;
  --steel-grey: #4B5563;
  --concrete-white: #F3F4F6;
  --tertiary: #232d3a;
  --tertiary-container: #394350;
  --on-tertiary-container: #a5afc0;
  --outline: #747783;
  --outline-variant: #c4c6d3;
  --error: #ba1a1a;
  --error-container: #ffdad6;
  --on-error: #ffffff;
  --success: #059669;
  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;
  --container-max: 1320px;
  --section-padding: 5rem;
  --gutter: 1.5rem;
  --margin-desktop: 2rem;
  --margin-mobile: 1rem;
}

*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--on-surface);
  background: var(--background);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.3s ease;
}

ul {
  list-style: none;
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--margin-desktop);
}

@media (max-width: 768px) {
  .container {
    padding: 0 var(--margin-mobile);
  }
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--primary);
  line-height: 1.2;
}

h1 { font-size: 48px; font-weight: 700; letter-spacing: -0.01em; }
h2 { font-size: 36px; font-weight: 600; }
h3 { font-size: 24px; font-weight: 600; }
h4 { font-size: 20px; font-weight: 600; }
h5 { font-size: 18px; font-weight: 600; }
h6 { font-size: 16px; font-weight: 600; }

@media (max-width: 768px) {
  h1 { font-size: 32px; }
  h2 { font-size: 28px; }
  h3 { font-size: 22px; }
}

.display-lg { font-size: 64px; font-weight: 700; letter-spacing: -0.02em; line-height: 1.1; }
.headline-lg { font-size: 48px; font-weight: 700; letter-spacing: -0.01em; }
.headline-md { font-size: 36px; font-weight: 600; }
.headline-sm { font-size: 24px; font-weight: 600; }
.title-lg { font-size: 20px; font-weight: 600; }
.body-lg { font-size: 18px; font-weight: 400; }
.body-md { font-size: 16px; font-weight: 400; }
.label-lg { font-size: 14px; font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase; }
.label-sm { font-size: 12px; font-weight: 500; }

@media (max-width: 768px) {
  .display-lg { font-size: 36px; }
  .headline-lg { font-size: 32px; }
  .headline-md { font-size: 28px; }
}

.text-safety-orange { color: var(--safety-orange); }
.text-primary { color: var(--primary); }
.text-steel-grey { color: var(--steel-grey); }
.text-white { color: #fff; }
.text-on-tertiary-container { color: var(--on-tertiary-container); }
.text-surface-bright { color: var(--surface-bright); }
.text-on-surface-variant { color: var(--on-surface-variant); }
.text-success { color: var(--success); }

.bg-primary { background: var(--primary); }
.bg-safety-orange { background: var(--safety-orange); }
.bg-surface { background: var(--surface); }
.bg-concrete-white { background: var(--concrete-white); }
.bg-white { background: #fff; }
.bg-tertiary { background: var(--tertiary); }
.bg-deep-navy { background: var(--deep-navy); }
.bg-surface-container-high { background: var(--surface-container-high); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 12px 24px;
  border: none;
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.3s ease;
}

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

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

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

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

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

.btn-outline:hover {
  background: var(--primary);
  color: var(--on-primary);
}

.btn-outline-white {
  background: transparent;
  border: 2px solid #fff;
  color: #fff;
}

.btn-outline-white:hover {
  background: #fff;
  color: var(--primary);
}

.btn-lg {
  padding: 16px 32px;
  font-size: 14px;
}

.section-label {
  display: inline-block;
  color: var(--safety-orange);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.divider {
  width: 80px;
  height: 4px;
  background: var(--safety-orange);
  margin: 1.5rem auto;
  border-radius: 2px;
}

.divider-left {
  margin: 1.5rem 0;
}

.material-symbols-outlined {
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
}

/* ===== HEADER ===== */
.site-header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(248, 249, 250, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(196, 198, 211, 0.3);
  transition: box-shadow 0.3s ease, background 0.3s ease;
  height: 80px;
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 4px 24px rgba(0, 40, 105, 0.1);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 32px;
  height: 100%;
}

.logo-link {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.logo-img {
  width: 200px;
  height: auto;
  display: block;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-left: 3rem;
}

@media (max-width: 767px) {
  .main-nav {
    display: none;
  }
}

.main-nav a {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--steel-grey);
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
  transition: color 0.3s ease, border-color 0.3s ease;
  white-space: nowrap;
}

.main-nav a:hover {
  color: var(--safety-orange);
}

.main-nav a.active {
  color: var(--primary);
  border-bottom-color: var(--safety-orange);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
  margin-left: auto;
}

.header-phone {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--primary);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  transition: color 0.3s ease;
}

.header-phone .material-symbols-outlined {
  font-size: 20px;
  font-variation-settings: 'FILL' 1, 'wght' 500;
}

.header-phone:hover {
  color: var(--safety-orange);
}

@media (max-width: 1023px) {
  .header-phone .phone-number {
    display: none;
  }
  .header-phone .material-symbols-outlined {
    font-size: 22px;
  }
}

.site-header .btn-orange {
  height: 50px;
  padding: 0 1.25rem;
  font-size: 13px;
  font-family: var(--font-heading);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: 8px;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
}

.site-header .btn-orange:hover {
  background: var(--primary);
  color: #fff;
}

@media (max-width: 1023px) {
  .site-header .btn-orange {
    height: 44px;
    padding: 0 0.9rem;
    font-size: 12px;
  }
}

.mobile-menu-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--primary);
  flex-shrink: 0;
}

.mobile-menu-btn .material-symbols-outlined {
  font-size: 28px;
}

@media (max-width: 767px) {
  .mobile-menu-btn {
    display: flex;
  }
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 80px;
  left: 0;
  width: 100%;
  height: calc(100vh - 80px);
  background: #fff;
  z-index: 999;
  padding: 1.5rem 2rem;
  overflow-y: auto;
  border-top: 1px solid rgba(196, 198, 211, 0.3);
}

.mobile-menu.open {
  display: block;
}

.mobile-menu a {
  display: block;
  padding: 0.9rem 0;
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--on-surface);
  border-bottom: 1px solid var(--outline-variant);
  transition: color 0.3s ease;
}

.mobile-menu a:hover,
.mobile-menu a.active {
  color: var(--safety-orange);
}

/* ===== FOOTER ===== */
.site-footer {
  background: var(--tertiary);
  padding: var(--section-padding) 0 1.5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gutter);
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--margin-desktop);
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.footer-brand h3 {
  color: var(--surface-bright);
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 1rem;
}

.footer-brand p {
  color: var(--on-tertiary-container);
  font-size: 15px;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.footer-social {
  display: flex;
  gap: 0.75rem;
}

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--surface-bright);
  transition: all 0.3s ease;
}

.footer-social a:hover {
  background: var(--safety-orange);
}

.footer-social svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.footer-col h4 {
  color: #fff;
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 1.5rem;
  padding-left: 1rem;
  border-left: 3px solid var(--safety-orange);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-col ul li {
  margin-bottom: 0.75rem;
}

.footer-col ul li a {
  color: var(--on-tertiary-container);
  font-size: 15px;
  display: inline-block;
  transition: all 0.3s ease;
}

.footer-col ul li a:hover {
  color: var(--surface-bright);
  transform: translateX(4px);
}

.footer-col ul li a.active-link {
  color: var(--safety-orange);
}

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  color: var(--on-tertiary-container);
  font-size: 15px;
  margin-bottom: 1rem;
}

.footer-contact li .material-symbols-outlined {
  color: var(--safety-orange);
  font-size: 20px;
}

.footer-bottom {
  max-width: var(--container-max);
  margin: 3rem auto 0;
  padding: 1.5rem var(--margin-desktop) 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  text-align: center;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

.footer-bottom p {
  color: var(--on-tertiary-container);
  font-size: 14px;
  opacity: 0.8;
}

.footer-bottom-links {
  display: flex;
  gap: 1.5rem;
}

.footer-bottom-links a {
  color: var(--on-tertiary-container);
  font-size: 14px;
  opacity: 0.8;
  transition: color 0.3s ease;
}

.footer-bottom-links a:hover {
  color: var(--safety-orange);
  opacity: 1;
}

/* ===== HERO ===== */
.hero-section {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

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

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

.parallax-img {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  animation: heroZoom 12s ease-out forwards;
}

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

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0, 40, 105, 0.7), rgba(0, 40, 105, 0.9));
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--margin-desktop);
  width: 100%;
}

.hero-content h1 {
  color: #fff;
  margin-bottom: 1.5rem;
  max-width: 800px;
}

.hero-content p {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.9);
  max-width: 600px;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.scroll-indicator {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  animation: bounce 2s infinite;
  color: #fff;
}

.scroll-indicator .material-symbols-outlined {
  font-size: 36px;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-10px); }
}

/* ===== PAGE HERO (inner pages) ===== */
.page-hero {
  position: relative;
  width: 100%;
  height: 520px;
  min-height: 520px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.page-hero .hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(11, 61, 145, 0.65);
  z-index: 1;
}

.page-hero .hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 100px 80px 0;
}

.page-hero .breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
}

.page-hero .breadcrumb a {
  color: rgba(255, 255, 255, 0.7);
  transition: color 0.3s ease;
}

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

.page-hero .breadcrumb .current {
  color: #fff;
  font-weight: 600;
}

.page-hero .breadcrumb .separator {
  font-size: 16px;
}

.page-hero .hero-content h1 {
  color: #fff;
  font-size: 52px;
  font-weight: 700;
  margin-bottom: 1.5rem;
  max-width: 800px;
}

.page-hero .hero-content p {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.9);
  max-width: 600px;
  margin-bottom: 2.5rem;
  line-height: 1.7;
  font-family: var(--font-body);
}

.page-hero .hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.page-hero .hero-buttons .btn {
  transition: all 0.3s ease;
}

.page-hero .hero-buttons .btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.2);
}

.page-hero .scroll-indicator {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  animation: bounce 2s infinite;
  color: #fff;
}

.page-hero .scroll-indicator .material-symbols-outlined {
  font-size: 36px;
}

@media (max-width: 1200px) {
  .page-hero { height: 520px; min-height: 520px; }
  .page-hero .hero-content { padding: 90px 40px 0; }
}

@media (max-width: 1024px) {
  .page-hero { height: 420px; min-height: 420px; }
  .page-hero .hero-content { padding: 85px 40px 0; }
  .page-hero .hero-content h1 { font-size: 40px; }
  .page-hero .hero-content p { font-size: 16px; margin-bottom: 2rem; }
}

@media (max-width: 768px) {
  .page-hero { height: 340px; min-height: 340px; }
  .page-hero .hero-content { padding: 80px 20px 0; }
  .page-hero .breadcrumb { margin-bottom: 1rem; font-size: 12px; }
  .page-hero .hero-content h1 { font-size: 30px; margin-bottom: 1rem; }
  .page-hero .hero-content p { font-size: 15px; margin-bottom: 1.5rem; }
  .page-hero .scroll-indicator { bottom: 1.5rem; }
}

@media (max-width: 480px) {
  .page-hero { height: 340px; min-height: 340px; }
  .page-hero .hero-content h1 { font-size: 24px; }
  .page-hero .hero-content p { font-size: 14px; margin-bottom: 1rem; }
}

/* ===== STATS COUNTER ===== */
.stats-section {
  background: var(--primary);
  padding: 4rem 0;
  color: #fff;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  text-align: center;
}

@media (min-width: 768px) {
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.stats-grid .stat-item {
  padding: 1rem;
}

.stats-grid .stat-number {
  font-family: var(--font-heading);
  font-size: 48px;
  font-weight: 700;
  color: var(--safety-orange);
  margin-bottom: 0.5rem;
}

.stats-grid .stat-label {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--on-tertiary-container);
}

/* ===== SECTION COMMON ===== */
.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 3rem;
}

.section-header h2 {
  color: var(--primary);
}

.section-header.left {
  text-align: left;
  margin: 0 0 3rem;
}

/* ===== SERVICES CARDS ===== */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gutter);
}

@media (min-width: 640px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .services-grid { grid-template-columns: repeat(4, 1fr); }
}

.service-card {
  background: #fff;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
  transition: all 0.4s ease;
  border-bottom: 4px solid transparent;
  cursor: default;
}

.service-card:hover {
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
  border-bottom-color: var(--safety-orange);
}

.service-card .icon-box {
  width: 56px;
  height: 56px;
  background: var(--surface-container);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  transition: all 0.4s ease;
}

.service-card:hover .icon-box {
  background: var(--primary);
}

.service-card .icon-box .material-symbols-outlined {
  color: var(--primary);
  font-size: 28px;
  transition: color 0.4s ease;
}

.service-card:hover .icon-box .material-symbols-outlined {
  color: #fff;
}

.service-card h3 {
  font-size: 20px;
  color: var(--primary);
  margin-bottom: 0.75rem;
}

.service-card p {
  color: var(--steel-grey);
  font-size: 14px;
  margin-bottom: 1rem;
  line-height: 1.6;
}

.service-card .learn-more {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  color: var(--safety-orange);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: gap 0.3s ease;
}

.service-card:hover .learn-more {
  gap: 0.75rem;
}

/* ===== PROJECT CARDS ===== */
.project-card {
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
  transition: all 0.4s ease;
  border: 1px solid rgba(196, 198, 211, 0.3);
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  box-shadow: 0 10px 30px rgba(0,0,0,0.12);
}

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

.project-card .card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s ease;
}

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

.project-card .card-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  font-size: 10px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #fff;
}

.badge-ongoing { background: var(--primary); }
.badge-completed { background: var(--success); }

.project-card .card-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 40, 105, 0.4);
  opacity: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.4s ease;
}

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

.project-card .card-body {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.project-card .card-body .category {
  color: var(--safety-orange);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
  display: block;
}

.project-card .card-body h3 {
  font-size: 20px;
  color: var(--primary);
  margin-bottom: 1rem;
}

.project-card .card-meta {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1rem;
  flex: 1;
}

.project-card .card-meta span {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--steel-grey);
  font-size: 15px;
}

.project-card .card-footer {
  border-top: 1px solid rgba(196, 198, 211, 0.3);
  padding-top: 1rem;
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--steel-grey);
}

.project-card .card-footer .status {
  display: flex;
  align-items: center;
  gap: 0.375rem;
}

.project-card .card-footer .status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.status-dot.ongoing { background: var(--safety-orange); animation: pulse-dot 1.5s infinite; }
.status-dot.completed { background: var(--success); }

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ===== PROJECT FILTER ===== */
.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  border-bottom: 1px solid rgba(196, 198, 211, 0.3);
  padding-bottom: 0;
  width: 100%;
}

@media (min-width: 768px) {
  .filter-tabs {
    width: auto;
  }
}

.filter-tab {
  padding: 0.5rem 1rem;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--steel-grey);
  background: none;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}

.filter-tab:hover {
  color: var(--primary);
}

.filter-tab.active {
  color: var(--primary);
  border-bottom-color: var(--safety-orange);
}

/* ===== PROCESS STEPS ===== */
.process-steps {
  display: flex;
  overflow-x: auto;
  padding-bottom: 2rem;
  gap: 0;
  min-width: 1000px;
  position: relative;
}

.process-steps::-webkit-scrollbar { height: 4px; }
.process-steps::-webkit-scrollbar-track { background: rgba(255,255,255,0.1); border-radius: 2px; }
.process-steps::-webkit-scrollbar-thumb { background: var(--safety-orange); border-radius: 2px; }

.process-steps .step {
  flex: 1;
  text-align: center;
  position: relative;
  z-index: 2;
  padding: 0 1rem;
}

.process-steps .step-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  border: 4px solid var(--tertiary);
  background: var(--primary-container);
  transition: all 0.3s ease;
}

.process-steps .step:hover .step-icon {
  background: var(--safety-orange);
}

.process-steps .step-icon .material-symbols-outlined {
  color: #fff;
  font-size: 28px;
}

.process-steps .step h4 {
  color: #fff;
  margin-bottom: 0.5rem;
}

.process-steps .step p {
  color: var(--on-tertiary-container);
  font-size: 14px;
}

/* ===== TESTIMONIALS ===== */
.testimonial-card {
  background: #fff;
  padding: 2.5rem;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.06);
  position: relative;
  border-top: 4px solid var(--safety-orange);
}

.testimonial-card .stars {
  display: flex;
  gap: 2px;
  color: var(--safety-orange);
  margin-bottom: 1.5rem;
}

.testimonial-card blockquote {
  color: var(--steel-grey);
  font-style: italic;
  font-size: 15px;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.testimonial-card .author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.testimonial-card .author-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--concrete-white);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
}

.testimonial-card .author-info h5 {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
}

.testimonial-card .author-info p {
  font-size: 12px;
  color: var(--steel-grey);
  text-transform: uppercase;
}

.testimonial-card .quote-icon {
  position: absolute;
  top: 1.5rem;
  right: 2rem;
  color: var(--concrete-white);
  opacity: 0.5;
}

.testimonial-card .quote-icon .material-symbols-outlined {
  font-size: 48px;
}

/* ===== CTA SECTION ===== */
.cta-section {
  position: relative;
  padding: var(--section-padding) 0;
  overflow: hidden;
}

.cta-section .cta-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.cta-section .cta-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cta-section .cta-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 40, 105, 0.9);
  z-index: 1;
}

.cta-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
  padding: 0 var(--margin-desktop);
}

.cta-content h2 {
  color: #fff;
  font-size: 48px;
  margin-bottom: 1.5rem;
}

@media (max-width: 768px) {
  .cta-content h2 { font-size: 32px; }
}

.cta-content p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 18px;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}

/* ===== TIMELINE ===== */
.timeline {
  position: relative;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 4px;
  background: rgba(196, 198, 211, 0.4);
  transform: translateX(-50%);
}

.timeline-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  margin-bottom: 3rem;
}

.timeline-item .content {
  width: 45%;
}

.timeline-item .content.right {
  text-align: left;
}

.timeline-item .content.left {
  text-align: right;
}

.timeline-item .dot {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  border: 4px solid #fff;
  font-weight: 700;
  color: #fff;
  font-size: 14px;
}

.timeline-item .dot.orange { background: var(--safety-orange); }
.timeline-item .dot.primary { background: var(--primary); }

@media (max-width: 768px) {
  .timeline::before { left: 12px; }
  .timeline-item .dot { left: 12px; }
  .timeline-item .content { width: calc(100% - 40px); margin-left: 40px; text-align: left; }
  .timeline-item .content.left { text-align: left; }
  .timeline-item .spacer { display: none; }
}

/* ===== GALLERY ===== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--gutter);
}

.gallery-item {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.gallery-item:hover img {
  transform: scale(1.08);
}

.gallery-item .gallery-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 40, 105, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-item .gallery-overlay .material-symbols-outlined {
  color: #fff;
  font-size: 40px;
}

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.9);
  z-index: 9999;
  align-items: center;
  justify-content: center;
}

.lightbox.open {
  display: flex;
}

.lightbox img {
  max-width: 90%;
  max-height: 90%;
  border-radius: 8px;
}

.lightbox .close-btn {
  position: absolute;
  top: 2rem;
  right: 2rem;
  color: #fff;
  font-size: 36px;
  cursor: pointer;
  background: none;
  border: none;
}

/* ===== FAQ ===== */
.faq-item {
  background: var(--surface);
  border-radius: 12px;
  padding: 1.5rem;
  transition: all 0.3s ease;
}

.faq-item[open] {
  box-shadow: 0 4px 15px rgba(0,0,0,0.08);
}

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--primary);
}

.faq-item summary .icon {
  transition: transform 0.3s ease;
}

.faq-item[open] summary .icon {
  transform: rotate(180deg);
}

.faq-item .faq-answer {
  border-top: 1px solid rgba(196, 198, 211, 0.3);
  margin-top: 1rem;
  padding-top: 1rem;
  color: var(--steel-grey);
  font-size: 15px;
  line-height: 1.7;
}

/* ===== CONTACT FORM ===== */
.contact-form {
  background: #fff;
  padding: 2.5rem;
  border-radius: 12px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
  border: 1px solid rgba(196, 198, 211, 0.3);
}

.contact-form h3 {
  font-size: 24px;
  color: var(--primary);
  margin-bottom: 2rem;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .form-grid {
    grid-template-columns: 1fr 1fr;
  }
  .form-grid .full-width {
    grid-column: span 2;
  }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.form-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--on-surface-variant);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--outline-variant);
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 15px;
  transition: all 0.3s ease;
  outline: none;
  background: #fff;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--deep-navy);
  box-shadow: 0 0 0 3px rgba(11, 61, 145, 0.15);
}

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

/* ===== INFO CARDS ===== */
.info-card {
  background: var(--concrete-white);
  padding: 1.5rem;
  border-radius: 12px;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  transition: all 0.3s ease;
}

.info-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.info-card .icon-box {
  width: 48px;
  height: 48px;
  background: rgba(0, 40, 105, 0.1);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.info-card .icon-box .material-symbols-outlined {
  color: var(--primary);
  font-size: 24px;
}

.info-card h4 {
  font-size: 18px;
  color: var(--primary);
  margin-bottom: 0.25rem;
}

.info-card p {
  color: var(--steel-grey);
  font-size: 15px;
}

/* ===== ADVANTAGE CARDS ===== */
.advantage-card {
  padding: 2.5rem;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
  border-bottom: 4px solid var(--safety-orange);
  transition: all 0.3s ease;
}

.advantage-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.advantage-card .material-symbols-outlined {
  font-size: 36px;
  color: var(--primary);
  margin-bottom: 1rem;
}

.advantage-card h3 {
  font-size: 22px;
  color: var(--primary);
  margin-bottom: 0.75rem;
}

.advantage-card p {
  color: var(--steel-grey);
  line-height: 1.7;
}

/* ===== HIGHLIGHTS BAR ===== */
.highlights-bar {
  background: #fff;
  position: relative;
  z-index: 30;
  margin-top: -5rem;
  max-width: 1024px;
  margin-left: auto;
  margin-right: auto;
  border-radius: 12px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.1);
  border: 1px solid rgba(196, 198, 211, 0.2);
  padding: 2rem;
}

.highlights-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

@media (min-width: 768px) {
  .highlights-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

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

.highlight-item .number {
  font-family: var(--font-heading);
  font-size: 40px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.highlight-item .number.orange {
  color: var(--safety-orange);
}

.highlight-item .label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--steel-grey);
}

/* ===== ABOUT SPECIFIC ===== */
.mission-card {
  background: #fff;
  padding: 2.5rem;
  border-radius: 12px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border: 1px solid rgba(196, 198, 211, 0.2);
}

.mission-card .icon {
  width: 56px;
  height: 56px;
  background: rgba(0, 40, 105, 0.05);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 2rem;
}

.mission-card .icon .material-symbols-outlined {
  color: var(--primary);
  font-size: 28px;
}

.vision-card {
  background: var(--deep-navy);
  color: #fff;
  padding: 2.5rem;
  border-radius: 12px;
  overflow: hidden;
  position: relative;
}

.vision-card h3 {
  color: #fff;
  font-size: 22px;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.vision-card h3 .material-symbols-outlined {
  color: var(--safety-orange);
}

.vision-card p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 18px;
  max-width: 500px;
  line-height: 1.7;
}

.value-card {
  background: #fff;
  padding: 2rem;
  border-radius: 12px;
  border: 1px solid rgba(196, 198, 211, 0.2);
  transition: border-color 0.3s ease;
}

.value-card:hover {
  border-color: var(--safety-orange);
}

.value-card .material-symbols-outlined {
  color: var(--safety-orange);
  font-size: 32px;
  margin-bottom: 1rem;
}

.value-card h4 {
  font-size: 18px;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.value-card p {
  color: var(--steel-grey);
  font-size: 13px;
}

/* ===== LEADERSHIP ===== */
.leader-image {
  border-radius: 16px;
  overflow: hidden;
  position: relative;
}

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

.leader-quote {
  background: var(--safety-orange);
  color: #fff;
  padding: 2rem;
  border-radius: 12px;
  max-width: 280px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.leader-quote p {
  font-style: italic;
  font-size: 16px;
  margin-bottom: 1rem;
  line-height: 1.6;
}

.leader-quote .name {
  font-weight: 700;
}

.leader-quote .title {
  font-size: 12px;
  opacity: 0.8;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ===== CERTIFICATIONS ===== */
.cert-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
  padding: 1.5rem 0;
  border-top: 1px solid rgba(196, 198, 211, 0.3);
  border-bottom: 1px solid rgba(196, 198, 211, 0.3);
  opacity: 0.6;
  transition: opacity 0.3s ease;
}

.cert-bar:hover {
  opacity: 1;
}

.cert-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--primary);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.cert-item .material-symbols-outlined {
  font-size: 20px;
}

/* ===== INDUSTRY CARDS ===== */
.industry-card {
  background: var(--surface);
  padding: 1.5rem;
  border-radius: 8px;
  border: 1px solid rgba(196, 198, 211, 0.3);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  transition: all 0.3s ease;
}

.industry-card:hover {
  background: var(--primary);
  color: #fff;
}

.industry-card .material-symbols-outlined {
  font-size: 36px;
  color: var(--safety-orange);
  margin-bottom: 1rem;
}

.industry-card:hover .material-symbols-outlined {
  color: #fff;
}

.industry-card h4 {
  font-size: 18px;
  color: var(--primary);
}

.industry-card:hover h4 {
  color: #fff;
}