/* ==========================================================================
   PSG ENGINEERING PTE LTD - Core CSS Design System
   Domain: psgengineering.com.sg
   Location: Ubi Techpark, Singapore
   ========================================================================== */

/* Google Fonts Import (Orbitron & Public Sans matching insecsolutions.com) */
@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;600;700;800;900&family=Public+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,400&display=swap');

:root {
  /* Color Palette inspired by Brand Logo */
  --primary-navy: #0B132B;
  --secondary-navy: #1C2541;
  --card-bg-dark: #151D36;
  --surface-light: #F8FAFC;
  
  --amber-gold: #FF7E00;
  --amber-light: #FFA800;
  --amber-glow: rgba(255, 126, 0, 0.3);
  
  --solar-green: #10B981;
  --solar-light: #34D399;
  --solar-glow: rgba(16, 185, 129, 0.25);

  --tech-cyan: #00F2FE;
  --tech-blue: #4FACFE;
  --tech-glow: rgba(0, 242, 254, 0.3);

  --fire-red: #EF4444;
  --fire-glow: rgba(239, 68, 68, 0.25);

  --text-primary: #0F172A;
  --text-secondary: #475569;
  --text-muted: #64748B;
  --text-on-dark: #F8FAFC;
  --text-on-dark-muted: #94A3B8;

  --border-light: #E2E8F0;
  --border-dark: rgba(255, 255, 255, 0.12);
  --glass-bg: rgba(255, 255, 255, 0.88);
  --glass-dark: rgba(15, 23, 42, 0.88);
  
  --font-heading: 'Orbitron', 'Public Sans', sans-serif;
  --font-body: 'Public Sans', sans-serif;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 8px 24px rgba(0,0,0,0.08);
  --shadow-lg: 0 16px 40px rgba(0,0,0,0.12);
  --shadow-glow: 0 0 30px var(--amber-glow);

  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

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

html, body {
  width: 100%;
  max-width: 100%;
  margin: 0;
  padding: 0;
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-body);
  color: var(--text-primary);
  background-color: #FFFFFF;
  line-height: 1.6;
  display: block;
  position: relative;
}

section {
  display: block;
  width: 100%;
  box-sizing: border-box;
}

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

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* Utility Containers & Grids */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
  box-sizing: border-box;
}

.about-grid,
.services-grid,
.contact-grid,
.footer-grid,
.portfolio-grid,
.testimonials-grid {
  width: 100%;
  box-sizing: border-box;
}

.section-pad {
  padding: 96px 0;
  width: 100%;
  box-sizing: border-box;
}

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

/* Typography Classes */
.heading-lg {
  font-family: var(--font-heading);
  font-size: clamp(2.4rem, 4.8vw, 3.6rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.heading-md {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

.heading-sm {
  font-family: var(--font-heading);
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  font-weight: 600;
}

.text-sub {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 720px;
  margin: 16px auto 0 auto;
}

.gradient-text {
  background: linear-gradient(135deg, var(--amber-gold) 0%, var(--amber-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gradient-text-blue {
  background: linear-gradient(135deg, var(--tech-cyan) 0%, var(--tech-blue) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gradient-text-green {
  background: linear-gradient(135deg, var(--solar-green) 0%, var(--solar-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Section Header Badge */
.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 18px;
  border-radius: var(--radius-full);
  background: rgba(255, 126, 0, 0.08);
  border: 1px solid rgba(255, 126, 0, 0.25);
  color: #FF7E00;
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-badge.green {
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.25);
  color: #10B981;
}

.section-badge.blue {
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid rgba(0, 242, 254, 0.25);
  color: #00F2FE;
}

/* Top Notification / Utility Bar */
.top-bar {
  position: relative;
  z-index: 1002;
  background: #070D1E;
  color: var(--text-on-dark-muted);
  font-size: 0.85rem;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.top-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.top-info {
  display: flex;
  align-items: center;
  gap: 20px;
}

.top-info-item {
  display: flex;
  align-items: center;
  gap: 6px;
  color: #CBD5E1;
}

.top-info-item svg {
  width: 14px;
  height: 14px;
  color: var(--amber-gold);
}

.top-info-item a:hover {
  color: var(--amber-light);
}

.top-badge-alert {
  background: rgba(239, 68, 68, 0.2);
  color: #F87171;
  padding: 2px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
}

.top-badge-alert::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #EF4444;
  animation: pulse-ring 1.5s infinite;
}

/* Main Navigation Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: #0B132B;
  background: rgba(11, 19, 43, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 242, 254, 0.3);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
  transition: all 0.3s ease;
}

.site-header.scrolled {
  background-color: #060C1E;
  background: rgba(6, 12, 30, 0.98);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid rgba(0, 242, 254, 0.4);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.6), inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

/* Brand Logo */
.brand-logo-wrap {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-logo-img {
  height: 52px;
  width: auto;
  object-fit: contain;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  color: #FFFFFF;
  letter-spacing: -0.01em;
  line-height: 1.1;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
}

.brand-sub {
  font-size: 0.725rem;
  font-weight: 700;
  color: #00F2FE;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  text-shadow: 0 0 10px rgba(0, 242, 254, 0.3);
}

/* Nav Links */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 600;
  color: #F8FAFC;
  position: relative;
  padding: 6px 0;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.6);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2.5px;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, #00F2FE 0%, #FF7E00 100%);
  box-shadow: 0 0 10px rgba(0, 242, 254, 0.6);
  transition: var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: #00F2FE;
  text-shadow: 0 0 14px rgba(0, 242, 254, 0.5);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 0.95rem;
  transition: var(--transition-bounce);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, #FF5E00 0%, #FFA800 50%, #FF6B00 100%);
  color: #FFFFFF;
  box-shadow: 0 6px 20px rgba(255, 94, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--radius-full);
  letter-spacing: 0.03em;
  position: relative;
  overflow: hidden;
}

.btn-primary::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(60deg, transparent, rgba(255, 255, 255, 0.35), transparent);
  transform: rotate(30deg) translateX(-100%);
  transition: transform 0.6s ease;
}

.btn-primary:hover::after {
  transform: rotate(30deg) translateX(100%);
}

.btn-primary:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 12px 30px rgba(255, 94, 0, 0.55), inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.btn-secondary {
  background: linear-gradient(135deg, #1C2541 0%, #0B132B 100%);
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-full);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
}

.btn-secondary:hover {
  background: linear-gradient(135deg, #2A365C 0%, #1C2541 100%);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 242, 254, 0.2);
  border-color: rgba(0, 242, 254, 0.4);
}

.btn-outline {
  border: 2px solid var(--primary-navy);
  color: var(--primary-navy);
  border-radius: var(--radius-full);
}

.btn-outline:hover {
  background: var(--primary-navy);
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(11, 19, 43, 0.25);
}

.btn-glass {
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(12px);
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: var(--radius-full);
}

.btn-glass:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 255, 255, 0.2);
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.85rem;
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  background: transparent;
  border: none;
}

.mobile-toggle span {
  width: 24px;
  height: 2px;
  background-color: #FFFFFF;
  border-radius: 2px;
  transition: var(--transition-fast);
}

/* Hero Section */
.hero-section {
  position: relative;
  background: var(--primary-navy);
  color: #FFFFFF;
  padding: 100px 0 100px 0;
  overflow: hidden;
}

.hero-bg-media {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.85;
  filter: brightness(0.85) contrast(1.02);
  z-index: 1;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(11, 19, 43, 0.4) 0%, rgba(11, 19, 43, 0.25) 50%, rgba(11, 19, 43, 0.5) 100%);
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: center;
}

.hero-title-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  background: rgba(11, 19, 43, 0.75);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--amber-light);
  margin-bottom: 24px;
}

.hero-title {
  color: #FFFFFF;
  margin-bottom: 20px;
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.95), 0 0 35px rgba(0, 0, 0, 0.85);
}

.hero-desc {
  font-size: 1.15rem;
  color: #F8FAFC;
  line-height: 1.7;
  margin-bottom: 32px;
  max-width: 620px;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.95);
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 36px;
}

.hero-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  color: #E2E8F0;
}

.hero-badge-pill svg {
  width: 16px;
  height: 16px;
  color: var(--solar-light);
}

.hero-ctas {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* Hero Right Card / Live Metrics Card */
.hero-card {
  background: rgba(11, 19, 43, 0.12);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: var(--radius-xl);
  padding: 32px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.2);
}

.hero-card-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
}

.hero-card-title span:first-child {
  font-size: 0.72rem;
  background: rgba(0, 242, 254, 0.15);
  border: 1px solid rgba(0, 242, 254, 0.4);
  color: #00F2FE;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  letter-spacing: 0.04em;
  font-weight: 700;
  box-shadow: 0 0 14px rgba(0, 242, 254, 0.2);
}

.hero-card-title span:last-child {
  font-size: 0.72rem;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: #34D399;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  letter-spacing: 0.04em;
  font-weight: 700;
  box-shadow: 0 0 14px rgba(16, 185, 129, 0.2);
}

.hero-stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
}

.stat-box {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.22);
  padding: 16px;
  border-radius: var(--radius-md);
  text-align: center;
  transition: var(--transition-normal);
  backdrop-filter: blur(2px);
}

.stat-box:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(0, 242, 254, 0.5);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.1rem;
  font-weight: 800;
  background: linear-gradient(135deg, #00F2FE 0%, #4FACFE 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
}

.stat-label {
  font-size: 0.8rem;
  color: #F8FAFC;
  margin-top: 6px;
  text-shadow: 0 1px 6px rgba(0, 0, 0, 0.8);
}

.hero-quick-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.input-field {
  width: 100%;
  padding: 12px 16px;
  background: rgba(11, 19, 43, 0.25);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-md);
  color: #FFFFFF;
  font-family: var(--font-body);
  font-size: 0.9rem;
}

.input-field option {
  background-color: var(--primary-navy);
  color: #FFFFFF;
}

.input-field::placeholder {
  color: #E2E8F0;
}

.input-field:focus {
  outline: none;
  border-color: #00F2FE;
  background: rgba(11, 19, 43, 0.4);
  box-shadow: 0 0 14px rgba(0, 242, 254, 0.25);
}

/* Key Highlights Strip */
.highlights-bar {
  background: var(--secondary-navy);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: 24px 0;
}

.highlights-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}

.highlight-item {
  display: flex;
  align-items: center;
  gap: 16px;
  color: #FFFFFF;
}

.highlight-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(247, 157, 0, 0.15);
  color: var(--amber-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.highlight-icon svg {
  width: 24px;
  height: 24px;
}

.highlight-title {
  font-weight: 700;
  font-size: 0.95rem;
  color: #F8FAFC;
}

.highlight-sub {
  font-size: 0.8rem;
  color: #94A3B8;
}

/* Section Title & Subtitle */
.section-title-wrap {
  text-align: center;
  margin-bottom: 56px;
}

/* About Us Section */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-img-wrap {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

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

.about-experience-badge {
  position: absolute;
  bottom: 24px;
  left: 24px;
  background: var(--glass-dark);
  backdrop-filter: blur(12px);
  padding: 18px 24px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  gap: 16px;
}

.about-exp-num {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--amber-light);
  line-height: 1;
}

.about-exp-text {
  font-size: 0.875rem;
  line-height: 1.3;
}

.about-pillars {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 32px;
}

.pillar-card {
  padding: 20px;
  border-radius: var(--radius-md);
  background: var(--surface-light);
  border: 1px solid var(--border-light);
}

.pillar-card-title {
  font-weight: 700;
  font-size: 1rem;
  color: var(--primary-navy);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.pillar-card-title svg {
  color: var(--amber-gold);
  width: 18px;
  height: 18px;
}

.pillar-card-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* Explicit Exclusion Disclaimer Box */
.exclusion-note {
  margin-top: 32px;
  padding: 16px 20px;
  background: rgba(11, 19, 43, 0.04);
  border-left: 4px solid var(--primary-navy);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* Services Filter Bar */
.services-filter-bar {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 44px;
}

.filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 700;
  background: #FFFFFF;
  color: var(--text-secondary);
  border: 1px solid var(--border-light);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.filter-btn svg {
  width: 18px;
  height: 18px;
  color: var(--text-muted);
  transition: transform 0.3s ease, color 0.3s ease;
}

.filter-btn:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 126, 0, 0.4);
  color: var(--primary-navy);
  box-shadow: 0 8px 20px rgba(255, 126, 0, 0.15);
}

.filter-btn:hover svg {
  color: var(--amber-gold);
  transform: scale(1.15);
}

.filter-btn.active {
  background: linear-gradient(135deg, #0B132B 0%, #1C2541 100%);
  color: #00F2FE;
  border-color: #00F2FE;
  box-shadow: 0 8px 24px rgba(0, 242, 254, 0.25);
}

.filter-btn.active svg {
  color: #00F2FE;
  transform: scale(1.1);
}

/* 5 Services Cards Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 32px;
}

.service-card {
  background: #FFFFFF;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-light);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(247, 157, 0, 0.4);
}

.service-card-media {
  position: relative;
  height: 230px;
  overflow: hidden;
}

.service-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.service-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--glass-dark);
  color: #FFFFFF;
  backdrop-filter: blur(8px);
}

.service-card-body {
  padding: 28px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.service-card-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--primary-navy);
  margin-bottom: 12px;
}

.service-card-desc {
  font-size: 0.925rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}

.service-features-list {
  list-style: none;
  margin-bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.service-feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--text-primary);
  font-weight: 500;
}

.contact-info-card .service-feature-item {
  color: #F8FAFC !important;
  font-weight: 600;
}

.contact-info-card .service-feature-item svg {
  color: #00F2FE !important;
}

.service-feature-item svg {
  width: 16px;
  height: 16px;
  color: var(--solar-green);
  flex-shrink: 0;
}

.service-card-footer {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.service-action-link {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--amber-gold);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.service-action-link:hover {
  color: #D97706;
  gap: 10px;
}

/* Animations Keyframes */
@keyframes pulse-ring {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(239, 68, 68, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); }
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .hero-content,
  .about-grid {
    grid-template-columns: 1fr;
  }

  .nav-menu {
    display: none;
  }

  .mobile-toggle {
    display: flex;
  }

  .about-pillars {
    grid-template-columns: 1fr;
  }

  .nav-container {
    height: 72px;
    position: relative;
  }
}

@media (max-width: 768px) {
  .section-pad {
    padding: 56px 0;
  }

  .heading-lg {
    font-size: 1.8rem;
  }

  .heading-md {
    font-size: 1.45rem;
  }

  .heading-sm {
    font-size: 1.15rem;
  }

  .hero-section {
    padding: 80px 0 50px 0;
  }

  .highlights-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .top-bar {
    display: none;
  }

  .brand-logo-img {
    height: 40px;
  }

  .brand-name {
    font-size: 0.95rem;
  }

  .brand-sub {
    font-size: 0.6rem;
  }

  .nav-menu.active {
    display: flex !important;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    width: 100%;
    background: var(--primary-navy);
    padding: 24px;
    gap: 16px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    border-bottom: 2px solid var(--amber-gold);
    z-index: 1001;
  }

  .nav-menu.active .nav-link {
    color: #F8FAFC;
    font-size: 1.05rem;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .mobile-toggle.open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }
  .mobile-toggle.open span:nth-child(2) {
    opacity: 0;
  }
  .mobile-toggle.open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }
}

@media (max-width: 640px) {
  .nav-actions .btn-primary {
    display: none;
  }

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

  .hero-stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .btn {
    width: 100%;
    white-space: normal;
  }

  .container {
    padding: 0 16px;
  }

  .hero-title {
    font-size: 1.65rem;
  }

  .hero-desc {
    font-size: 0.95rem;
  }
}