/* ============================================================
   GULF SOLUTION POWER — Main Stylesheet
   Inspired by pothigai-power.com patterns
   ============================================================ */

/* 1 - CSS VARIABLES */
:root {
  --color-primary:    #29247a;   /* dark purple/navy */
  --color-secondary:  #1a6b8a;   /* teal */
  --color-accent:     #e8002d;   /* red lightning */
  --color-light:      #f4f7fa;
  --color-white:      #ffffff;
  --color-dark:       #0d0b2e;
  --color-text:       #444444;
  --color-border:     #e0e0e0;
  --scroll-bar:       0px;
  --transition:       all 0.35s ease;
  --font-main:        'Roboto', sans-serif;
  --font-heading:     'Roboto Slab', serif;
  --container-max:    1200px;
  --section-pad:      80px 0;
}

/* 2 - BASE */
*, *::before, *::after { box-sizing: border-box; }

* {
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

body {
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-text);
  overflow-x: hidden;
  margin: 0;
  padding: 0;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  margin-top: 0;
  margin-bottom: 20px;
  letter-spacing: -0.4px;
  color: var(--color-dark);
  line-height: 1.3;
}

p { margin-top: 0; margin-bottom: 16px; }

a { color: var(--color-secondary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--color-primary); }

img { border: 0; max-width: 100%; height: auto; vertical-align: top; display: block; }

ul { padding-left: 20px; }

/* 3 - LAYOUT */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
}

.section { padding: var(--section-pad); }
.section-light { background: var(--color-light); }
.section-dark  { background: var(--color-dark); color: var(--color-white); }
.section-primary { background: var(--color-primary); color: var(--color-white); }

.row {
  display: flex;
  flex-wrap: wrap;
  margin: 0 -15px;
}
.col { padding: 0 15px; flex: 1; }
.col-6 { width: 50%; padding: 0 15px; }
.col-4 { width: 33.333%; padding: 0 15px; }
.col-3 { width: 25%; padding: 0 15px; }

/* 4 - SECTION HEADER */
.section-header {
  text-align: center;
  margin-bottom: 50px;
}
.section-header .subtitle {
  display: inline-block;
  color: var(--color-secondary);
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  font-size: 13px;
  margin-bottom: 10px;
  position: relative;
  padding: 0 20px;
}
.section-header .subtitle::before,
.section-header .subtitle::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 40px;
  height: 2px;
  background: var(--color-secondary);
}
.section-header .subtitle::before { right: 100%; margin-right: -18px; }
.section-header .subtitle::after  { left: 100%; margin-left: -18px; }

.section-header h2 {
  font-size: 38px;
  color: var(--color-dark);
  margin-bottom: 15px;
}
.section-header p {
  max-width: 600px;
  margin: 0 auto;
  color: #666;
}
.section-dark .section-header h2,
.section-primary .section-header h2 { color: var(--color-white); }
.section-dark .section-header .subtitle,
.section-primary .section-header .subtitle { color: #7dd3fc; }
.section-dark .section-header .subtitle::before,
.section-dark .section-header .subtitle::after,
.section-primary .section-header .subtitle::before,
.section-primary .section-header .subtitle::after { background: #7dd3fc; }

/* 5 - BUTTONS */
.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 30px;
  font-weight: 700;
  font-size: 15px;
  line-height: 1;
  transition: var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
  text-decoration: none;
}
.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}
.btn-primary:hover {
  background: var(--color-secondary);
  border-color: var(--color-secondary);
  color: var(--color-white);
  box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}
.btn-outline {
  background: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
}
.btn-outline:hover {
  background: var(--color-white);
  color: var(--color-primary);
}
.btn-secondary {
  background: var(--color-secondary);
  color: var(--color-white);
  border-color: var(--color-secondary);
}
.btn-secondary:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

/* 6 - PAGE LOADER */
#page-loader {
  position: fixed; top: 0; left: 0;
  width: 100%; height: 100%;
  background: var(--color-dark);
  z-index: 99999;
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.5s ease;
}
#page-loader .loader-inner {
  text-align: center;
}
#page-loader .loader-logo {
  font-size: 28px;
  font-weight: 900;
  color: white;
  margin-bottom: 20px;
  font-family: var(--font-heading);
}
#page-loader .loader-logo span { color: var(--color-accent); }
.loader-bar {
  width: 200px;
  height: 3px;
  background: rgba(255,255,255,0.2);
  border-radius: 2px;
  overflow: hidden;
  margin: 0 auto;
}
.loader-bar-inner {
  height: 100%;
  background: var(--color-secondary);
  animation: loaderAnim 1s ease-out forwards;
}
@keyframes loaderAnim {
  from { width: 0; }
  to   { width: 100%; }
}

/* 7 - HEADER / NAVBAR */
#site-header {
  position: fixed;
  top: 0; left: 0;
  width: calc(100% - var(--scroll-bar));
  z-index: 1000;
  transition: var(--transition);
}

.header-top {
  background: var(--color-dark);
  padding: 8px 0;
  font-size: 13px;
  color: rgba(255,255,255,0.7);
}
.header-top .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.header-top a { color: rgba(255,255,255,0.7); }
.header-top a:hover { color: var(--color-white); }
.header-top-left { display: flex; gap: 20px; align-items: center; }
.header-top-right { display: flex; gap: 20px; align-items: center; }
.header-top-right a {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.header-main {
  background: rgba(13, 11, 46, 0.95);
  backdrop-filter: blur(10px);
  padding: 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: var(--transition);
}
.header-main .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
#site-header.scrolled .header-main {
  background: rgba(13,11,46,0.98);
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

/* LOGO */
.site-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.logo-icon {
  width: 48px;
  height: 48px;
  background: var(--color-primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 900;
  color: white;
  font-family: var(--font-heading);
  border: 2px solid var(--color-secondary);
  flex-shrink: 0;
}
.logo-icon .lightning { color: var(--color-accent); font-style: normal; }
.logo-text { color: white; line-height: 1.2; }
.logo-text .name { font-size: 16px; font-weight: 700; font-family: var(--font-heading); display: block; }
.logo-text .tagline { font-size: 10px; color: rgba(255,255,255,0.5); letter-spacing: 1px; text-transform: uppercase; display: block; }

/* NAV */
.main-nav ul {
  list-style: none;
  margin: 0; padding: 0;
  display: flex;
  align-items: center;
  gap: 4px;
}
.main-nav ul li a {
  color: rgba(255,255,255,0.85);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 4px;
  transition: var(--transition);
  display: block;
  text-decoration: none;
}
.main-nav ul li a:hover,
.main-nav ul li.active a {
  color: white;
  background: rgba(255,255,255,0.08);
}
.main-nav ul li .btn { padding: 8px 20px; font-size: 13px; margin-left: 8px; }

/* MOBILE MENU TOGGLE */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 5px;
  background: none;
  border: none;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: white;
  transition: var(--transition);
  border-radius: 2px;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile nav */
.mobile-nav {
  display: none;
  background: var(--color-dark);
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 16px 0;
}
.mobile-nav.open { display: block; }
.mobile-nav ul { list-style: none; margin: 0; padding: 0; }
.mobile-nav ul li a {
  display: block;
  padding: 12px 20px;
  color: rgba(255,255,255,0.8);
  font-size: 15px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  text-decoration: none;
  transition: var(--transition);
}
.mobile-nav ul li a:hover { color: white; padding-left: 28px; }

/* 8 - HERO */
#hero {
  min-height: 100vh;
  background: #ffffff;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 110px;
}
.hero-bg-pattern {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 10% 60%, rgba(26,107,138,0.06) 0%, transparent 55%),
    radial-gradient(circle at 90% 20%, rgba(41,36,122,0.05) 0%, transparent 50%);
  pointer-events: none;
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,0,0,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}
#hero .container {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 60px;
}
.hero-content { flex: 1; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(26,107,138,0.08);
  border: 1px solid rgba(26,107,138,0.25);
  color: var(--color-secondary);
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 12px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 24px;
}
.hero-badge .dot {
  width: 6px; height: 6px;
  background: var(--color-secondary);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}
.hero-content h1 {
  font-size: 56px;
  font-weight: 900;
  color: var(--color-dark);
  line-height: 1.1;
  margin-bottom: 8px;
  letter-spacing: -1px;
}
.hero-content h1 .highlight { color: var(--color-primary); }
.hero-content h1 .accent { color: var(--color-accent); }
.hero-tagline {
  font-size: 20px;
  color: #555;
  margin-bottom: 24px;
  font-weight: 400;
  line-height: 1.5;
  max-width: 560px;
}
.hero-certifications {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 36px;
}
.cert-badge {
  background: var(--color-light);
  border: 1px solid var(--color-border);
  color: var(--color-dark);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.5px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 48px; }
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  padding-top: 32px;
  border-top: 2px solid var(--color-border);
}
.hero-stat { text-align: center; }
.hero-stat .number {
  display: block;
  font-size: 36px;
  font-weight: 900;
  color: var(--color-dark);
  font-family: var(--font-heading);
  line-height: 1;
}
.hero-stat .number span { color: var(--color-secondary); }
.hero-stat .label {
  font-size: 12px;
  color: #888;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-top: 4px;
  display: block;
}
.hero-visual { flex: 0 0 420px; position: relative; }
.hero-card {
  background: var(--color-dark);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px;
  padding: 32px;
}
.hero-card h3 {
  color: white;
  font-size: 18px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.hero-card h3 .icon {
  width: 36px; height: 36px;
  background: var(--color-secondary);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
}
.service-list-hero { list-style: none; padding: 0; margin: 0; }
.service-list-hero li {
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.07);
  color: rgba(255,255,255,0.75);
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.service-list-hero li:last-child { border-bottom: none; }
.service-list-hero li::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--color-secondary);
  border-radius: 50%;
  flex-shrink: 0;
}
.hero-card-bottom {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  gap: 10px;
}
.hero-card-bottom .since {
  font-size: 12px;
  color: rgba(255,255,255,0.4);
  letter-spacing: 1px;
  text-transform: uppercase;
}
.hero-card-bottom .year {
  font-size: 24px;
  font-weight: 900;
  color: var(--color-secondary);
  font-family: var(--font-heading);
}

/* 9 - ABOUT */
#about .about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.about-image-wrap {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
}
.about-image-placeholder {
  background: linear-gradient(135deg, var(--color-dark), var(--color-secondary));
  height: 460px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 16px;
  color: white;
}
.about-image-placeholder .big-gp {
  font-size: 80px;
  font-weight: 900;
  font-family: var(--font-heading);
  color: rgba(255,255,255,0.15);
  line-height: 1;
}
.about-since-badge {
  position: absolute;
  bottom: 24px;
  right: 24px;
  background: var(--color-accent);
  color: white;
  padding: 16px 20px;
  border-radius: 12px;
  text-align: center;
  font-weight: 700;
}
.about-since-badge .year { font-size: 28px; font-family: var(--font-heading); display: block; line-height: 1; }
.about-since-badge .text { font-size: 11px; letter-spacing: 1px; text-transform: uppercase; opacity: 0.9; }

.about-content .subtitle-tag {
  color: var(--color-secondary);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 12px;
  display: block;
}
.about-content h2 { font-size: 36px; color: var(--color-dark); }
.about-content p { color: #555; }

.cert-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 24px;
}
.cert-item {
  background: var(--color-light);
  border-left: 3px solid var(--color-secondary);
  padding: 12px 16px;
  border-radius: 0 8px 8px 0;
}
.cert-item .cert-title {
  font-weight: 700;
  font-size: 13px;
  color: var(--color-dark);
  margin-bottom: 3px;
}
.cert-item .cert-desc {
  font-size: 12px;
  color: #777;
  line-height: 1.4;
  margin: 0;
}

/* 10 - GROUP TIMELINE */
#group .timeline {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
  position: relative;
  padding: 40px 0;
}
#group .timeline::before {
  content: '';
  position: absolute;
  top: 60px;
  left: 10%;
  right: 10%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
}
.timeline-item {
  flex: 1;
  text-align: center;
  position: relative;
  padding: 0 20px;
}
.timeline-dot {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: var(--color-primary);
  border: 3px solid var(--color-secondary);
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 900;
  color: white;
  font-family: var(--font-heading);
  position: relative;
  z-index: 2;
  transition: var(--transition);
}
.timeline-item:hover .timeline-dot {
  background: var(--color-secondary);
  transform: scale(1.1);
}
.timeline-year {
  font-size: 22px;
  font-weight: 900;
  color: var(--color-secondary);
  font-family: var(--font-heading);
  margin-bottom: 6px;
}
.timeline-name {
  font-size: 14px;
  font-weight: 700;
  color: white;
  margin-bottom: 6px;
}
.timeline-desc {
  font-size: 12px;
  color: rgba(255,255,255,0.5);
  line-height: 1.5;
}

/* 11 - SERVICES */
#services .services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: white;
  border-radius: 12px;
  padding: 32px 28px;
  border: 1px solid var(--color-border);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  transform: scaleX(0);
  transition: var(--transition);
  transform-origin: left;
}
.service-card:hover { transform: translateY(-6px); box-shadow: 0 20px 40px rgba(0,0,0,0.1); }
.service-card:hover::before { transform: scaleX(1); }
.service-icon {
  width: 60px; height: 60px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin-bottom: 20px;
  color: white;
}
.service-card h3 { font-size: 18px; color: var(--color-dark); margin-bottom: 12px; }
.service-card ul {
  list-style: none;
  padding: 0; margin: 0;
}
.service-card ul li {
  padding: 5px 0;
  color: #666;
  font-size: 14px;
  border-bottom: 1px dashed #eee;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}
.service-card ul li:last-child { border-bottom: none; }
.service-card ul li::before {
  content: '→';
  color: var(--color-secondary);
  font-size: 12px;
  flex-shrink: 0;
  margin-top: 3px;
}

/* 12 - STRENGTHS */
#strengths .strengths-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.strength-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px;
  padding: 28px;
  transition: var(--transition);
}
.strength-card:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(26,107,138,0.4);
  transform: translateY(-4px);
}
.strength-icon {
  font-size: 36px;
  margin-bottom: 16px;
}
.strength-card h3 {
  font-size: 16px;
  color: white;
  margin-bottom: 10px;
}
.strength-card p { font-size: 14px; color: rgba(255,255,255,0.55); margin: 0; }

/* 13 - VISION MISSION */
#vision-mission {
  background: var(--color-light);
}
.vm-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 24px;
}
.vm-card {
  background: white;
  border-radius: 12px;
  padding: 36px 28px;
  text-align: center;
  box-shadow: 0 4px 20px rgba(0,0,0,0.05);
  transition: var(--transition);
}
.vm-card:hover { transform: translateY(-4px); box-shadow: 0 12px 30px rgba(0,0,0,0.1); }
.vm-card .vm-icon {
  width: 70px; height: 70px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 30px;
  margin: 0 auto 20px;
  color: white;
}
.vm-card h3 { font-size: 20px; color: var(--color-dark); }
.vm-card p { font-size: 14px; color: #666; margin: 0; line-height: 1.7; }
.values-list {
  list-style: none;
  padding: 0; margin: 0;
  text-align: left;
}
.values-list li {
  padding: 8px 0;
  font-size: 14px;
  color: #555;
  border-bottom: 1px solid #f0f0f0;
  display: flex;
  align-items: center;
  gap: 10px;
}
.values-list li:last-child { border-bottom: none; }
.values-list li::before {
  content: '✓';
  color: var(--color-secondary);
  font-weight: 700;
  font-size: 14px;
  flex-shrink: 0;
}

/* 14 - PROJECTS */
#projects .tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 36px;
  border-bottom: 2px solid var(--color-border);
  padding-bottom: 0;
}
.tab-btn {
  padding: 12px 28px;
  border: none;
  background: none;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  color: #888;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  transition: var(--transition);
  font-family: var(--font-main);
}
.tab-btn:hover { color: var(--color-primary); }
.tab-btn.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}
.tab-panel { display: none; }
.tab-panel.active { display: block; }

.projects-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.projects-table thead th {
  background: var(--color-primary);
  color: white;
  padding: 14px 16px;
  text-align: left;
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.5px;
}
.projects-table thead th:first-child { border-radius: 8px 0 0 0; }
.projects-table thead th:last-child  { border-radius: 0 8px 0 0; }
.projects-table tbody tr {
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition);
}
.projects-table tbody tr:hover { background: var(--color-light); }
.projects-table tbody td { padding: 14px 16px; color: #555; vertical-align: top; }
.projects-table tbody td:first-child { color: #999; font-weight: 600; }
.status-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.5px;
}
.status-ongoing  { background: #fff3cd; color: #856404; }
.status-completed { background: #d1fae5; color: #065f46; }

/* 15 - CLIENTS */
#clients { background: var(--color-light); }
.clients-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}
.client-item {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 16px;
  text-align: center;
  font-size: 13px;
  font-weight: 700;
  color: var(--color-dark);
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60px;
}
.client-item:hover {
  border-color: var(--color-secondary);
  color: var(--color-secondary);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0,0,0,0.08);
}

/* 16 - APPROVALS */
#approvals { background: #ffffff; }
.approvals-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.approval-card {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 24px;
  text-align: center;
  transition: var(--transition);
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.approval-card:hover {
  background: var(--color-light);
  border-color: var(--color-secondary);
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}
.approval-card .approval-icon {
  font-size: 36px;
  margin-bottom: 14px;
}
.approval-card h4 {
  color: var(--color-dark);
  font-size: 15px;
  margin-bottom: 8px;
}
.approval-card p {
  font-size: 12px;
  color: #666;
  margin: 0;
  line-height: 1.5;
}
.sec-vendor {
  margin-top: 40px;
  background: var(--color-light);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 28px 32px;
  display: flex;
  align-items: center;
  gap: 24px;
}
.sec-vendor .sec-badge {
  background: var(--color-secondary);
  color: white;
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 18px;
  font-family: var(--font-heading);
  white-space: nowrap;
}
.sec-vendor p {
  color: #555;
  font-size: 14px;
  margin: 0;
}
.sec-vendor strong { color: var(--color-dark); }

/* 17 - LOCATIONS */
#locations { background: var(--color-primary); }
.locations-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.location-card {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 12px;
  padding: 28px 20px;
  text-align: center;
  transition: var(--transition);
}
.location-card:hover {
  background: rgba(255,255,255,0.12);
  transform: translateY(-4px);
}
.location-flag { font-size: 42px; margin-bottom: 12px; }
.location-card h4 { color: white; font-size: 18px; margin-bottom: 6px; }
.location-card .country { color: rgba(255,255,255,0.5); font-size: 13px; letter-spacing: 1px; text-transform: uppercase; margin-bottom: 10px; }
.location-card .desc { font-size: 13px; color: rgba(255,255,255,0.6); margin: 0; }

/* 18 - CONTACT */
#contact { background: var(--color-light); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.contact-info h3 { font-size: 28px; color: var(--color-dark); }
.contact-info p { color: #666; }
.contact-items { margin-top: 32px; }
.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border);
}
.contact-item:last-child { border-bottom: none; }
.contact-item-icon {
  width: 48px; height: 48px;
  background: var(--color-primary);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
  color: white;
}
.contact-item-text .label {
  font-size: 12px;
  color: #999;
  letter-spacing: 1px;
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 4px;
}
.contact-item-text .value {
  font-size: 16px;
  color: var(--color-dark);
  font-weight: 600;
}
.contact-item-text a { color: var(--color-dark); }
.contact-item-text a:hover { color: var(--color-secondary); }

.contact-form-wrap {
  background: white;
  border-radius: 16px;
  padding: 40px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.06);
}
.contact-form-wrap h3 { font-size: 22px; color: var(--color-dark); margin-bottom: 24px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 13px; font-weight: 600; color: #555; margin-bottom: 8px; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-size: 15px;
  font-family: var(--font-main);
  color: var(--color-dark);
  transition: var(--transition);
  outline: none;
  background: white;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(26,107,138,0.1);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-submit { width: 100%; padding: 14px; font-size: 16px; border-radius: 8px; }

/* 19 - FOOTER */
#footer {
  background: var(--color-dark);
  padding: 60px 0 0;
  color: rgba(255,255,255,0.6);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 48px;
}
.footer-brand .site-logo { margin-bottom: 20px; }
.footer-brand p { font-size: 14px; color: rgba(255,255,255,0.5); line-height: 1.7; max-width: 280px; }
.footer-col h4 { color: white; font-size: 15px; font-weight: 700; margin-bottom: 20px; position: relative; padding-bottom: 10px; }
.footer-col h4::after { content: ''; position: absolute; bottom: 0; left: 0; width: 30px; height: 2px; background: var(--color-secondary); }
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { color: rgba(255,255,255,0.55); font-size: 14px; transition: var(--transition); text-decoration: none; }
.footer-col ul li a:hover { color: white; padding-left: 4px; }
.footer-contact-item { display: flex; gap: 10px; margin-bottom: 12px; align-items: flex-start; }
.footer-contact-item .icon { color: var(--color-secondary); font-size: 16px; margin-top: 2px; flex-shrink: 0; }
.footer-contact-item .text { font-size: 13px; color: rgba(255,255,255,0.55); }
.footer-contact-item .text a { color: rgba(255,255,255,0.55); text-decoration: none; }
.footer-contact-item .text a:hover { color: white; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.07);
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
}
.footer-bottom p { margin: 0; color: rgba(255,255,255,0.35); }
.footer-bottom .group-info { color: rgba(255,255,255,0.45); }
.footer-bottom strong { color: rgba(255,255,255,0.65); }

/* 20 - BACK TO TOP */
#back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px; height: 48px;
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  font-size: 18px;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 999;
  transition: var(--transition);
  box-shadow: 0 4px 16px rgba(0,0,0,0.3);
}
#back-to-top:hover { background: var(--color-secondary); transform: translateY(-3px); }
#back-to-top.visible { display: flex; }

/* 21 - ANIMATIONS */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}
.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }

/* 22 - PAGE BANNER (inner pages) */
.page-banner {
  background: linear-gradient(135deg, var(--color-dark) 0%, #1a1650 60%, #0d3d5c 100%);
  padding: 140px 0 60px;
  position: relative;
  overflow: hidden;
}
.page-banner-bg {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 70% 50%, rgba(26,107,138,0.12) 0%, transparent 60%),
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: auto, 60px 60px, 60px 60px;
  pointer-events: none;
}
.page-banner .container {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;
}
.page-banner-content { flex: 1; }
.page-banner-content .subtitle-tag {
  color: #7dd3fc;
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 12px;
  display: block;
}
.page-banner-content h1 {
  font-size: 48px;
  font-weight: 900;
  color: white;
  margin-bottom: 12px;
  letter-spacing: -1px;
  line-height: 1.1;
}
.page-banner-content p {
  color: rgba(255,255,255,0.65);
  font-size: 16px;
  margin-bottom: 20px;
  max-width: 500px;
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(255,255,255,0.4);
}
.breadcrumb a { color: rgba(255,255,255,0.5); text-decoration: none; }
.breadcrumb a:hover { color: white; }
.breadcrumb span:last-child { color: rgba(255,255,255,0.7); }
.page-banner-stats {
  display: flex;
  gap: 32px;
  flex-shrink: 0;
}
.banner-stat { text-align: center; }
.banner-stat .num {
  display: block;
  font-size: 32px;
  font-weight: 900;
  color: white;
  font-family: var(--font-heading);
  line-height: 1;
}
.banner-stat .lbl {
  font-size: 11px;
  color: rgba(255,255,255,0.45);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-top: 4px;
  display: block;
}

/* 23 - TABLE WRAP */
.table-wrap { overflow-x: auto; }

/* 24 - PROJECTS CTA */
.projects-cta {
  margin-top: 48px;
  text-align: center;
}
.projects-cta-inner {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: 16px;
  padding: 48px 40px;
  color: white;
}
.projects-cta-inner h3 { color: white; font-size: 26px; margin-bottom: 12px; }
.projects-cta-inner p { color: rgba(255,255,255,0.75); font-size: 15px; margin-bottom: 28px; max-width: 500px; margin-left: auto; margin-right: auto; }

/* 25 - CLIENTS CATEGORIES */
.clients-category { margin-bottom: 48px; }
.clients-cat-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--color-border);
  display: flex;
  align-items: center;
  gap: 10px;
}
.clients-cat-title::before {
  content: '';
  width: 4px; height: 20px;
  background: var(--color-secondary);
  border-radius: 2px;
  display: inline-block;
}
.client-sub {
  display: block;
  font-size: 10px;
  color: #999;
  font-weight: 400;
  margin-top: 2px;
}

/* 26 - OFFICE CARDS */
.contact-offices {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 0;
}
.office-card {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 32px 28px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.05);
  transition: var(--transition);
}
.office-card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,0,0,0.1); }
.office-flag { font-size: 42px; margin-bottom: 16px; }
.office-card h3 { font-size: 20px; color: var(--color-dark); margin-bottom: 4px; }
.office-label { font-size: 13px; color: var(--color-secondary); font-weight: 600; margin-bottom: 20px; }
.office-details { display: flex; flex-direction: column; gap: 12px; }
.office-detail { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: #555; }
.od-icon { font-size: 16px; flex-shrink: 0; margin-top: 1px; }
.office-detail a { color: var(--color-primary); font-weight: 600; }
.office-detail a:hover { color: var(--color-secondary); }

/* 27 - APPROVAL DETAILS */
.approval-card-lg {
  grid-column: span 1;
  text-align: left;
}
.approval-list {
  list-style: none;
  padding: 0; margin: 0;
}
.approval-list li {
  padding: 5px 0;
  font-size: 13px;
  color: #555;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: flex-start;
  gap: 8px;
}
.approval-list li:last-child { border-bottom: none; }
.approval-list li::before {
  content: '✓';
  color: var(--color-secondary);
  font-weight: 700;
  font-size: 12px;
  flex-shrink: 0;
  margin-top: 1px;
}
.approval-meta {
  margin-top: 14px;
  padding: 8px 12px;
  background: var(--color-light);
  border-radius: 6px;
  font-size: 11px;
  color: #888;
  letter-spacing: 0.3px;
}

/* 22 - RESPONSIVE */
@media (max-width: 1100px) {
  .hero-content h1 { font-size: 44px; }
  .hero-visual { flex: 0 0 340px; }
  #services .services-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .approvals-grid { grid-template-columns: 1fr 1fr; }
  .clients-grid { grid-template-columns: repeat(4, 1fr); }
  #group .timeline::before { display: none; }
}

@media (max-width: 1100px) {
  .contact-offices { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
  .page-banner .container { flex-direction: column; align-items: flex-start; }
  .page-banner-stats { align-self: flex-start; }
  .page-banner-content h1 { font-size: 36px; }
  .contact-offices { grid-template-columns: 1fr; }
  .approvals-grid[style*="grid-template-columns:repeat(3"] { grid-template-columns: 1fr 1fr !important; }
}

@media (max-width: 900px) {
  #hero .container { flex-direction: column; text-align: center; }
  .hero-visual { flex: none; width: 100%; }
  .hero-certifications { justify-content: center; }
  .hero-actions { justify-content: center; }
  #about .about-grid { grid-template-columns: 1fr; }
  .vm-grid { grid-template-columns: 1fr; }
  .locations-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .main-nav { display: none; }
  .hamburger { display: flex; }
  #group .timeline { flex-direction: column; align-items: center; gap: 32px; }
  .timeline-item { max-width: 240px; }
}

@media (max-width: 768px) {
  .page-banner-content h1 { font-size: 28px; }
  .page-banner-stats { gap: 20px; }
  .banner-stat .num { font-size: 24px; }
  .clients-grid { grid-template-columns: repeat(2, 1fr); }
  .approvals-grid[style*="grid-template-columns:repeat(3"] { grid-template-columns: 1fr !important; }
  :root { --section-pad: 60px 0; }
  .section-header h2 { font-size: 28px; }
  .hero-content h1 { font-size: 34px; }
  .hero-stats { grid-template-columns: 1fr 1fr; }
  #services .services-grid { grid-template-columns: 1fr; }
  .clients-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr; }
  .projects-table { font-size: 12px; }
  .projects-table thead th, .projects-table tbody td { padding: 10px 12px; }
  .strengths-grid { grid-template-columns: 1fr 1fr; }
  .cert-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .sec-vendor { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .hero-content h1 { font-size: 28px; }
  .hero-stats { grid-template-columns: 1fr; gap: 16px; }
  .clients-grid { grid-template-columns: repeat(2, 1fr); }
  .strengths-grid { grid-template-columns: 1fr; }
  .approvals-grid { grid-template-columns: 1fr; }
  .locations-grid { grid-template-columns: 1fr; }
  .contact-form-wrap { padding: 24px; }
  .header-top { display: none; }
}