/*
Theme Name: DigiMantra
Theme URI: https://digimantra.com
Author: DigiMantra Labs
Author URI: https://digimantra.com
Description: AI-first digital engineering theme for DigiMantra — dark, modern, and built for the future.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: digimantra
Tags: technology, dark, one-page, full-width
*/

/* ============================================================
   CSS CUSTOM PROPERTIES (Design Tokens from Figma)
   ============================================================ */
:root {
  /* Colors */
  --color-bg:          #08121C;
  --color-bg-alt:      #07111C;
  --color-bg-card:     #0A0E1E;
  --color-accent:      #0167C9;
  --color-accent-hover:#0255A8;
  --color-white:       #FFFFFF;
  --color-white-soft:  #F3F3F3;
  --color-white-muted: rgba(255,255,255,0.7);
  --color-client-bg:   #E8E8E8;
  --color-border:      rgba(255,255,255,0.12);
  --color-gradient-text-start: #FFFFFF;
  --color-gradient-text-end:   #0167C9;

  /* Typography */
  --font-heading: 'Google Sans', 'Product Sans', sans-serif;
  --font-body:    'Roboto', sans-serif;

  /* Font Sizes — Desktop (≥1920px) */
  --fs-h1: 80px;
  --fs-h2: 48px;
  --fs-h3: 40px;
  --fs-h4: 32px;
  --fs-h5: 24px;
  --fs-p:  24px;
  --fs-sm: 20px;
  --fs-xs: 16px;
  --fs-nav:18px;

  /* Spacing */
  --container-padding: 120px;
  --section-gap:       80px;

  /* Effects */
  --radius-card:  16px;
  --radius-btn:   8px;
  --transition:   0.25s ease;
  --shadow-card:  0 4px 32px rgba(0,0,0,0.4);
}

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

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

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-white);
  line-height: 1.5;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

ul { list-style: none; }

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
h1, .h1 {
  font-family: var(--font-heading);
  font-size: var(--fs-h1);
  font-weight: 600;
  line-height: 1.15;
  color: var(--color-white);
}
h2, .h2 {
  font-family: var(--font-heading);
  font-size: var(--fs-h2);
  font-weight: 500;
  line-height: 1.4;
  color: var(--color-white);
}
h3, .h3 {
  font-family: var(--font-heading);
  font-size: var(--fs-h3);
  font-weight: 500;
  line-height: 1.4;
  color: var(--color-white);
}
h4, .h4 {
  font-family: var(--font-heading);
  font-size: var(--fs-h4);
  font-weight: 500;
  color: var(--color-white);
}
h5, .h5 {
  font-family: var(--font-heading);
  font-size: var(--fs-h5);
  font-weight: 500;
  color: var(--color-white);
}
p {
  font-family: var(--font-body);
  font-size: var(--fs-p);
  font-weight: 400;
  line-height: 1.4;
  color: var(--color-white);
}

.gradient-text {
  background: linear-gradient(135deg, #FFFFFF 0%, #0167C9 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================================
   LAYOUT
   ============================================================ */
.container {
  width: 100%;
  max-width: 1920px;
  margin: 0 auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

.section {
  padding: var(--section-gap) 0;
  background-color: var(--color-bg);
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 32px;
  font-family: var(--font-heading);
  font-size: var(--fs-xs);
  font-weight: 500;
  border-radius: var(--radius-btn);
  cursor: pointer;
  transition: all var(--transition);
  border: none;
  text-decoration: none;
  white-space: nowrap;
}
.btn--primary {
  background: linear-gradient(135deg, #0167C9 0%, #0255A8 100%);
  color: var(--color-white);
}
.btn--primary:hover {
  background: linear-gradient(135deg, #0255A8 0%, #013D7A 100%);
  color: var(--color-white);
  transform: translateY(-1px);
}
.btn--outline {
  background: transparent;
  border: 1.5px solid rgba(255,255,255,0.4);
  color: var(--color-white);
}
.btn--outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}
.btn--lg { padding: 20px 40px; font-size: var(--fs-sm); }

.btn-arrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn-arrow svg { transition: transform var(--transition); }
.btn-arrow:hover svg { transform: translateX(4px); }

/* ============================================================
   NAVIGATION / HEADER
   ============================================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(8, 17, 27, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition);
}
.site-header.scrolled {
  background: rgba(8, 17, 27, 0.98);
  box-shadow: 0 2px 24px rgba(0,0,0,0.4);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
  gap: 40px;
}

/* Logo */
.site-logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
}
.site-logo img { height: 36px; width: auto; }
.site-logo .logo-text {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: -0.5px;
}
.site-logo .logo-text span { color: var(--color-accent); }

/* Main Nav */
.main-nav { display: flex; align-items: center; gap: 4px; flex: 1; }
.nav-item { position: relative; }
.nav-link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  font-family: var(--font-body);
  font-size: 18px;
  font-weight: 600;
  color: var(--color-white-soft);
  border-radius: 6px;
  transition: all var(--transition);
  white-space: nowrap;
}
.nav-link:hover { color: var(--color-white); background: rgba(255,255,255,0.06); }
.nav-link.active { color: var(--color-white); }
.nav-link .chevron { transition: transform var(--transition); }
.nav-item:hover .chevron { transform: rotate(180deg); }

/* Dropdown */
.dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 280px;
  background: #0C1929;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 8px;
  box-shadow: var(--shadow-card);
}
.nav-item:hover .dropdown { display: block; }
.dropdown-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  font-size: 16px;
  font-weight: 500;
  color: var(--color-white-soft);
  border-radius: 8px;
  transition: all var(--transition);
}
.dropdown-item:hover {
  background: rgba(1,103,201,0.12);
  color: var(--color-white);
}

/* Header Actions */
.header-actions { display: flex; align-items: center; gap: 16px; flex-shrink: 0; }
.header-search {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px; height: 40px;
  border-radius: 50%;
  color: var(--color-white);
  transition: background var(--transition);
  cursor: pointer;
}
.header-search:hover { background: rgba(255,255,255,0.08); }

/* Mobile hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: all 0.3s;
}

/* ============================================================
   HERO / FIRST FOLD
   ============================================================ */
.hero {
  position: relative;
  width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
  background-color: var(--color-bg);
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-bg video,
.hero-bg img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.25;
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(8,18,28,0.6) 0%,
    rgba(8,18,28,0.3) 50%,
    rgba(8,18,28,0.85) 100%
  );
}
.hero-bg-pattern {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 20% 50%, rgba(1,103,201,0.15) 0%, transparent 60%),
                    radial-gradient(circle at 80% 20%, rgba(1,103,201,0.08) 0%, transparent 50%);
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 160px var(--container-padding) 100px;
  max-width: 900px;
}

.hero-eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 24px;
  padding: 6px 16px;
  border: 1px solid rgba(1,103,201,0.4);
  border-radius: 100px;
}

.hero-headline {
  font-family: var(--font-heading);
  font-size: var(--fs-h1);
  font-weight: 600;
  line-height: 1.1;
  margin-bottom: 28px;
}
.hero-headline .accent-word {
  background: linear-gradient(135deg, #4DA6FF 0%, #0167C9 60%, #FFFFFF 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: var(--fs-p);
  font-weight: 400;
  color: rgba(255,255,255,0.85);
  max-width: 560px;
  margin-bottom: 48px;
  line-height: 1.5;
}

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

/* Hero bottom fade */
.hero-bottom-fade {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 200px;
  background: linear-gradient(to bottom, transparent, var(--color-bg));
  z-index: 1;
  pointer-events: none;
}

/* ============================================================
   AWARDS / RECOGNITION
   ============================================================ */
.awards-section {
  background: var(--color-bg);
  padding: 60px 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.awards-section h2 {
  text-align: center;
  font-size: var(--fs-h2);
  margin-bottom: 48px;
}
.awards-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 24px;
}
.award-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 120px;
  height: 120px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  transition: all var(--transition);
  padding: 16px;
}
.award-badge:hover {
  background: rgba(1,103,201,0.1);
  border-color: rgba(1,103,201,0.4);
  transform: translateY(-2px);
}
.award-badge img { width: 100%; height: auto; filter: brightness(0) invert(1); opacity: 0.7; }
.award-badge:hover img { opacity: 1; }

/* ============================================================
   SPECIALIZATION CARDS
   ============================================================ */
.specialization-section {
  padding: var(--section-gap) 0;
  background: var(--color-bg);
}
.section-header {
  margin-bottom: 56px;
}
.section-header h2 { margin-bottom: 20px; }
.section-header p { font-size: var(--fs-sm); color: rgba(255,255,255,0.75); max-width: 700px; }

.spec-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.spec-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 40px 36px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.spec-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 3px;
  height: 100%;
  background: var(--color-accent);
  opacity: 0;
  transition: opacity var(--transition);
}
.spec-card:hover {
  border-color: rgba(1,103,201,0.4);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}
.spec-card:hover::before { opacity: 1; }

.spec-card-icon {
  width: 64px;
  height: 64px;
  background: rgba(1,103,201,0.15);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}
.spec-card-icon svg { width: 32px; height: 32px; color: var(--color-accent); }

.spec-card h3 {
  font-size: var(--fs-h4);
  margin-bottom: 16px;
}
.spec-card p { font-size: 18px; color: rgba(255,255,255,0.7); line-height: 1.6; }

/* ============================================================
   SERVICES / PORTFOLIO GRID
   ============================================================ */
.services-section {
  padding: var(--section-gap) 0;
  background: var(--color-bg);
}
.services-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 48px;
  gap: 40px;
}
.services-header h2 { max-width: 600px; }
.services-nav {
  display: flex;
  gap: 12px;
  flex-shrink: 0;
  align-items: center;
}
.services-nav-btn {
  width: 48px; height: 48px;
  border-radius: 50%;
  border: 1.5px solid var(--color-border);
  background: transparent;
  color: var(--color-white);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}
.services-nav-btn:hover {
  border-color: var(--color-accent);
  background: rgba(1,103,201,0.12);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.service-card {
  position: relative;
  border-radius: var(--radius-card);
  overflow: hidden;
  height: 360px;
  cursor: pointer;
}
.service-card.featured { grid-column: span 2; height: 440px; }

.service-card-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.service-card:hover .service-card-img { transform: scale(1.05); }

.service-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(8,18,28,0.95) 0%,
    rgba(8,18,28,0.5) 40%,
    rgba(8,18,28,0.15) 100%
  );
}
.service-card-content {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 28px;
}
.service-card-label {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 10px;
}
.service-card h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
}
.service-card.featured h3 { font-size: var(--fs-h4); }
.service-card-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: rgba(255,255,255,0.7);
  transition: all var(--transition);
}
.service-card:hover .service-card-arrow { color: var(--color-white); gap: 10px; }

/* ============================================================
   CLIENTS
   ============================================================ */
.clients-section {
  padding: var(--section-gap) 0;
  background: rgba(7,17,28,0.98);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.clients-section h2 { text-align: center; margin-bottom: 56px; }

.clients-row {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  justify-content: center;
}
.client-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-client-bg);
  border-radius: 8px;
  padding: 16px 28px;
  height: 80px;
  min-width: 140px;
  transition: all var(--transition);
}
.client-logo img { max-height: 40px; max-width: 120px; width: auto; object-fit: contain; }
.client-logo:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}

/* ============================================================
   TESTIMONIALS
   ============================================================ */
.testimonials-section {
  padding: var(--section-gap) 0;
  background: var(--color-bg);
}
.testimonials-section h2 { text-align: center; margin-bottom: 56px; }

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.testimonial-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 36px;
  transition: all var(--transition);
}
.testimonial-card:hover {
  border-color: rgba(1,103,201,0.3);
  transform: translateY(-4px);
}
.testimonial-quote {
  font-size: 40px;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 20px;
  font-family: Georgia, serif;
}
.testimonial-text {
  font-size: 18px;
  color: rgba(255,255,255,0.8);
  line-height: 1.7;
  margin-bottom: 28px;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 16px;
}
.testimonial-avatar {
  width: 56px; height: 56px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-accent);
}
.testimonial-name {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
}
.testimonial-role { font-size: 14px; color: rgba(255,255,255,0.6); }

/* ============================================================
   STATS COUNTER
   ============================================================ */
.stats-section {
  padding: 60px 0;
  background: var(--color-bg-card);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  text-align: center;
}
.stat-item {}
.stat-number {
  font-family: var(--font-heading);
  font-size: 56px;
  font-weight: 700;
  background: linear-gradient(135deg, #FFFFFF 0%, #0167C9 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 12px;
}
.stat-label { font-size: 18px; color: rgba(255,255,255,0.7); }

/* ============================================================
   CTA SECTION
   ============================================================ */
.cta-section {
  padding: 100px 0;
  background: linear-gradient(135deg, rgba(1,103,201,0.15) 0%, transparent 70%);
  border-top: 1px solid var(--color-border);
}
.cta-inner {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}
.cta-inner h2 { margin-bottom: 20px; }
.cta-inner p { font-size: var(--fs-sm); color: rgba(255,255,255,0.75); margin-bottom: 40px; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  padding-top: 80px;
}

.footer-main {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1.5fr;
  gap: 60px;
  padding-bottom: 60px;
  border-bottom: 1px solid var(--color-border);
}

.footer-brand {}
.footer-brand .logo-text {
  font-family: var(--font-heading);
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 20px;
  display: block;
}
.footer-brand .logo-text span { color: var(--color-accent); }
.footer-tagline {
  font-size: 18px;
  color: rgba(255,255,255,0.7);
  line-height: 1.6;
  margin-bottom: 28px;
}

.footer-col h4 {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--color-white);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
}
.footer-links { display: flex; flex-direction: column; gap: 12px; }
.footer-links a {
  font-size: 15px;
  color: rgba(255,255,255,0.6);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--color-white); }

/* Newsletter */
.footer-newsletter h4 {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--color-white);
  margin-bottom: 20px;
}
.newsletter-form { display: flex; gap: 0; margin-bottom: 32px; }
.newsletter-input {
  flex: 1;
  padding: 14px 20px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--color-border);
  border-right: none;
  border-radius: 8px 0 0 8px;
  color: var(--color-white);
  font-size: 15px;
  font-family: var(--font-body);
  outline: none;
  transition: border-color var(--transition);
}
.newsletter-input::placeholder { color: rgba(255,255,255,0.4); }
.newsletter-input:focus { border-color: var(--color-accent); }
.newsletter-btn {
  padding: 14px 20px;
  background: var(--color-accent);
  border: none;
  border-radius: 0 8px 8px 0;
  color: var(--color-white);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 1px;
  cursor: pointer;
  transition: background var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
}
.newsletter-btn:hover { background: var(--color-accent-hover); }

/* Social Links */
.social-links { display: flex; gap: 12px; }
.social-link {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  transition: all var(--transition);
}
.social-link:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-white);
}
.social-link svg { width: 18px; height: 18px; }

/* Locations */
.footer-locations { padding: 40px 0; border-bottom: 1px solid var(--color-border); }
.footer-locations h4 {
  font-size: var(--fs-h5);
  margin-bottom: 8px;
}
.footer-locations p {
  font-size: 16px;
  color: rgba(255,255,255,0.6);
  margin-bottom: 28px;
}
.locations-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 24px;
}
.location-item { display: flex; align-items: flex-start; gap: 12px; }
.location-flag { font-size: 28px; flex-shrink: 0; }
.location-info { }
.location-country { font-size: 14px; font-weight: 700; margin-bottom: 4px; }
.location-city { font-size: 13px; color: rgba(255,255,255,0.55); }

/* Footer Bottom */
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-copy { font-size: 14px; color: rgba(255,255,255,0.5); }
.footer-legal { display: flex; gap: 28px; }
.footer-legal a { font-size: 14px; color: rgba(255,255,255,0.5); transition: color var(--transition); }
.footer-legal a:hover { color: var(--color-white); }

/* ============================================================
   PAGE HERO (inner pages)
   ============================================================ */
.page-hero {
  padding: 160px var(--container-padding) 80px;
  background: var(--color-bg);
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
}
.page-hero-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 20px;
}
.page-hero h1 { max-width: 800px; margin-bottom: 24px; }
.page-hero p { font-size: var(--fs-sm); max-width: 600px; color: rgba(255,255,255,0.75); }

/* ============================================================
   LEADERSHIP PAGE
   ============================================================ */
.leadership-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
.leader-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: hidden;
  transition: all var(--transition);
}
.leader-card:hover {
  border-color: rgba(1,103,201,0.4);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}
.leader-photo {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
}
.leader-info { padding: 24px; }
.leader-name { font-size: 20px; font-weight: 700; margin-bottom: 6px; }
.leader-title { font-size: 14px; color: rgba(255,255,255,0.6); margin-bottom: 16px; }
.leader-social { display: flex; gap: 10px; }
.leader-social a {
  width: 32px; height: 32px;
  border-radius: 6px;
  background: rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  transition: all var(--transition);
}
.leader-social a:hover { background: var(--color-accent); }

/* ============================================================
   PORTFOLIO PAGE
   ============================================================ */
.portfolio-filters {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.filter-btn {
  padding: 10px 24px;
  border-radius: 100px;
  border: 1.5px solid var(--color-border);
  background: transparent;
  color: rgba(255,255,255,0.7);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
}
.filter-btn:hover,
.filter-btn.active {
  border-color: var(--color-accent);
  background: rgba(1,103,201,0.12);
  color: var(--color-white);
}
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.portfolio-card {
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}
.portfolio-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card); }
.portfolio-thumb { position: relative; height: 240px; overflow: hidden; }
.portfolio-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
.portfolio-card:hover .portfolio-thumb img { transform: scale(1.06); }
.portfolio-info { padding: 24px; }
.portfolio-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 14px; }
.portfolio-tag {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-accent);
  padding: 4px 10px;
  border: 1px solid rgba(1,103,201,0.3);
  border-radius: 4px;
}
.portfolio-title { font-size: 20px; font-weight: 700; margin-bottom: 10px; }
.portfolio-excerpt { font-size: 15px; color: rgba(255,255,255,0.65); line-height: 1.6; }

/* ============================================================
   SERVICE PAGE
   ============================================================ */
.service-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  padding: var(--section-gap) 0;
}
.service-features { list-style: none; margin-top: 28px; }
.service-features li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 18px;
  color: rgba(255,255,255,0.85);
}
.service-features li::before {
  content: '';
  width: 20px; height: 20px;
  border-radius: 50%;
  background: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

/* ============================================================
   SEARCH OVERLAY
   ============================================================ */
.search-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(8,18,28,0.97);
  z-index: 9999;
  align-items: center;
  justify-content: center;
}
.search-overlay.active { display: flex; }
.search-box {
  width: 100%;
  max-width: 700px;
  padding: 0 40px;
}
.search-box input {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 2px solid var(--color-accent);
  padding: 20px 0;
  font-size: 40px;
  color: var(--color-white);
  outline: none;
  font-family: var(--font-heading);
}
.search-close {
  position: absolute;
  top: 40px; right: 40px;
  cursor: pointer;
  color: var(--color-white);
  opacity: 0.7;
  transition: opacity var(--transition);
}
.search-close:hover { opacity: 1; }

/* ============================================================
   MOBILE MENU
   ============================================================ */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--color-bg);
  z-index: 999;
  padding: 100px 40px 40px;
  overflow-y: auto;
  flex-direction: column;
}
.mobile-menu.active { display: flex; }
.mobile-nav-link {
  display: block;
  font-size: 28px;
  font-weight: 600;
  font-family: var(--font-heading);
  color: var(--color-white);
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border);
}
.mobile-close {
  position: absolute;
  top: 24px; right: 24px;
  cursor: pointer;
  color: var(--color-white);
  font-size: 28px;
  background: none;
  border: none;
}

/* ============================================================
   UTILITIES
   ============================================================ */
.text-center { text-align: center; }
.text-accent { color: var(--color-accent); }
.mb-8  { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.mb-48 { margin-bottom: 48px; }
.mb-64 { margin-bottom: 64px; }
.mt-48 { margin-top: 48px; }
.divider { height: 1px; background: var(--color-border); margin: 0; }

/* Screen reader only */
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ============================================================
   RESPONSIVE — max-width: 1919px
   ============================================================ */
@media (max-width: 1919px) {
  :root {
    --fs-h1: 60px;
    --fs-h2: 36px;
    --fs-h3: 32px;
    --fs-h4: 24px;
    --fs-h5: 18px;
    --fs-p:  20px;
    --container-padding: 60px;
  }
  .spec-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-main { grid-template-columns: 1.5fr 1fr 1fr 1fr 1.5fr; gap: 40px; }
  .locations-grid { grid-template-columns: repeat(4, 1fr); }
  .stat-number { font-size: 44px; }
}

/* ============================================================
   RESPONSIVE — max-width: 1280px
   ============================================================ */
@media (max-width: 1280px) {
  :root { --container-padding: 48px; }
  .spec-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .service-card.featured { grid-column: span 1; }
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
  .leadership-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-main { grid-template-columns: 1fr 1fr 1fr; gap: 32px; }
  .footer-newsletter { grid-column: span 3; }
  .locations-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ============================================================
   RESPONSIVE — max-width: 1024px (Tablet)
   ============================================================ */
@media (max-width: 1024px) {
  :root {
    --fs-h1: 38px;
    --fs-h2: 28px;
    --fs-h3: 24px;
    --fs-h4: 20px;
    --fs-h5: 18px;
    --fs-p:  18px;
    --container-padding: 40px;
    --section-gap: 60px;
  }

  .main-nav, .header-actions .btn { display: none; }
  .hamburger { display: flex; }

  .hero-content { padding: 140px 40px 80px; }
  .services-header { flex-direction: column; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .leadership-grid { grid-template-columns: repeat(2, 1fr); }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .service-intro { grid-template-columns: 1fr; gap: 40px; }
  .footer-main { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: span 2; }
  .footer-newsletter { grid-column: span 2; }
  .locations-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ============================================================
   RESPONSIVE — max-width: 768px (Mobile)
   ============================================================ */
@media (max-width: 768px) {
  :root {
    --fs-h1: 32px;
    --fs-h2: 24px;
    --fs-h3: 20px;
    --container-padding: 20px;
    --section-gap: 48px;
  }

  .spec-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .leadership-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-main { grid-template-columns: 1fr; }
  .footer-brand { grid-column: span 1; }
  .footer-newsletter { grid-column: span 1; }
  .awards-grid { gap: 12px; }
  .award-badge { width: 90px; height: 90px; }
  .clients-row { gap: 12px; }
  .locations-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: 12px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .stat-number { font-size: 36px; }
}