/* ============================================
   CoreTalentsHub - Global Styles
   Premium IT Consulting & AI Solutions
   ============================================ */

/* Google Fonts moved to <link> tags in each page's <head> —
   @import here was render-blocking and delayed first paint on every page. */

/* ---- CSS Variables ---- */
:root {
  --primary-dark: #0A192F;
  --primary-mid: #112240;
  --accent-cyan: #00D4FF;
  --accent-blue: #3B82F6;
  --accent-indigo: #6366F1;
  --highlight-green: #22C55E;
  --white: #ffffff;
  --light-gray: #F8FAFC;
  --soft-blue: #EFF6FF;
  --text-dark: #0F172A;
  --text-mid: #334155;
  --text-light: #64748B;
  --text-lighter: #94A3B8;
  --border-light: rgba(255,255,255,0.12);
  --border-dark: rgba(0,0,0,0.08);
  --glass-bg: rgba(255,255,255,0.07);
  --glass-bg-light: rgba(255,255,255,0.85);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-md: 0 8px 32px rgba(0,0,0,0.12);
  --shadow-lg: 0 24px 64px rgba(0,0,0,0.15);
  --shadow-xl: 0 40px 80px rgba(0,0,0,0.2);
  --shadow-glow: 0 0 40px rgba(0,212,255,0.25);
  --shadow-glow-blue: 0 0 40px rgba(59,130,246,0.3);
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-full: 9999px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  --font-primary: 'Inter', sans-serif;
  --font-secondary: 'Poppins', sans-serif;
  --font-accent: 'Manrope', sans-serif;
  --nav-height: 80px;
}

/* Dark Mode Variables */
[data-theme="dark"] {
  --white: #0A192F;
  --light-gray: #0D1F3C;
  --soft-blue: #112240;
  --text-dark: #F1F5F9;
  --text-mid: #CBD5E1;
  --text-light: #94A3B8;
  --border-dark: rgba(255,255,255,0.1);
  --glass-bg-light: rgba(17,34,64,0.9);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
  --shadow-md: 0 8px 32px rgba(0,0,0,0.4);
}

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

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

body {
  font-family: var(--font-primary);
  color: var(--text-dark);
  background-color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color 0.3s ease, color 0.3s ease;
}

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

ul { list-style: none; }

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

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

/* ---- Typography ---- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-secondary);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-dark);
}

h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.2rem, 2vw, 1.5rem); }

p {
  color: var(--text-mid);
  line-height: 1.75;
}

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

.section {
  padding: 100px 0;
}

.section-sm {
  padding: 60px 0;
}

.text-gradient {
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue), var(--accent-indigo));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, rgba(0,212,255,0.15), rgba(59,130,246,0.15));
  border: 1px solid rgba(0,212,255,0.3);
  color: var(--accent-cyan);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-title {
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-light);
  max-width: 600px;
  margin: 0 auto 60px;
}

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  transition: left 0.5s ease;
}

.btn:hover::before { left: 100%; }

.btn-primary {
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
  color: var(--white);
  box-shadow: 0 4px 20px rgba(0,212,255,0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0,212,255,0.5);
}

.btn-secondary {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.4);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  transform: translateY(-2px);
}

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

.btn-outline:hover {
  background: var(--accent-blue);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-blue);
}

.btn-dark {
  background: var(--primary-dark);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-dark:hover {
  background: var(--primary-mid);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* ---- Navigation ---- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  transition: var(--transition);
  padding: 0 24px;
  /* Always solid: stops page content from bleeding through / overlapping the bar while scrolling */
  background: rgba(10, 25, 47, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 4px 32px rgba(0,0,0,0.3);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.navbar.transparent,
.navbar.scrolled {
  background: rgba(10, 25, 47, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 4px 32px rgba(0,0,0,0.3);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.navbar.light-bg {
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 2px 20px rgba(0,0,0,0.08);
  border-bottom: 1px solid rgba(0,0,0,0.06);
}

.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 1.1rem;
  color: white;
  font-family: var(--font-secondary);
}

/* Logo SVG images */
.logo-light-img { display: block; }
.logo-dark-img  { display: none;  }
[data-theme="dark"] .logo-light-img { display: none;  }
[data-theme="dark"] .logo-dark-img  { display: block; }
/* On dark/transparent navbars always show dark logo */
.navbar.transparent .logo-light-img { display: none;  }
.navbar.transparent .logo-dark-img  { display: block; }
.navbar.scrolled    .logo-light-img { display: none;  }
.navbar.scrolled    .logo-dark-img  { display: block; }
/* On light-bg navbar show light logo */
.navbar.light-bg .logo-dark-img  { display: none;  }
.navbar.light-bg .logo-light-img { display: block; }

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

/* Default nav-link (on dark/transparent navbar) */
.nav-link {
  color: rgba(255,255,255,0.85);
  font-weight: 500;
  font-size: 0.9rem;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.nav-link:hover { color: var(--accent-cyan); background: rgba(0,212,255,0.1); }
.nav-link.active { color: var(--accent-cyan); }

/* Light-bg navbar — dark text */
.navbar.light-bg .nav-link { color: var(--text-mid); }
.navbar.light-bg .nav-link:hover { color: var(--accent-blue); background: rgba(59,130,246,0.08); }
.navbar.light-bg .nav-link.active { color: var(--accent-blue); font-weight: 600; }

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.dark-toggle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  color: white;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.dark-toggle:hover {
  background: rgba(0,212,255,0.2);
  border-color: var(--accent-cyan);
  transform: rotate(20deg);
}

.nav-cta {
  padding: 10px 24px;
  font-size: 0.85rem;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: white;
  border-radius: 2px;
  transition: var(--transition);
}

/* ---- Mobile Menu ---- */
.mobile-menu {
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background: rgba(10,25,47,0.98);
  backdrop-filter: blur(20px);
  padding: 24px;
  transform: translateY(-100%);
  opacity: 0;
  transition: var(--transition);
  z-index: 999;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.mobile-menu.open {
  transform: translateY(0);
  opacity: 1;
}

.mobile-menu .nav-link {
  display: block;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  font-size: 1rem;
}

/* ---- Glass Card ---- */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}

.glass-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(0,212,255,0.3);
}

/* ---- Service Cards ---- */
.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  border: 1px solid var(--border-dark);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-blue), var(--accent-indigo));
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition);
}

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

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

.service-card .icon-wrap {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin-bottom: 24px;
  transition: var(--transition);
}

.service-card:hover .icon-wrap {
  transform: scale(1.1) rotate(-5deg);
}

/* ---- Testimonials ---- */
.testimonial-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  border: 1px solid var(--border-dark);
  box-shadow: var(--shadow-md);
  position: relative;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 20px;
  right: 32px;
  font-size: 6rem;
  line-height: 1;
  color: var(--accent-blue);
  opacity: 0.15;
  font-family: Georgia, serif;
}

.stars {
  color: #F59E0B;
  font-size: 0.9rem;
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border-dark);
}

.author-avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--accent-blue);
}

.author-info h5 {
  font-size: 0.95rem;
  color: var(--text-dark);
}

.author-info span {
  font-size: 0.8rem;
  color: var(--text-light);
}

/* ---- Counter Section ---- */
.counter-section {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary-mid));
  position: relative;
  overflow: hidden;
}

.counter-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%2300D4FF' fill-opacity='0.03'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.counter-card {
  text-align: center;
  padding: 40px 24px;
  position: relative;
}

.counter-card .number {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  font-family: var(--font-secondary);
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
  line-height: 1;
  margin-bottom: 8px;
}

.counter-card .label {
  color: rgba(255,255,255,0.7);
  font-size: 0.95rem;
  font-weight: 500;
}

/* ---- Process Timeline ---- */
.process-timeline {
  position: relative;
}

.process-timeline::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-blue), var(--accent-indigo));
}

.process-step {
  text-align: center;
  position: relative;
  padding-top: 80px;
}

.process-num {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.3rem;
  color: white;
  margin: 0 auto 24px;
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  box-shadow: 0 8px 24px rgba(59,130,246,0.4);
  transition: var(--transition);
}

.process-step:hover .process-num {
  transform: translateX(-50%) scale(1.15);
  box-shadow: 0 12px 32px rgba(0,212,255,0.5);
}

.process-step h4 {
  margin-bottom: 8px;
}

/* ---- Industry Cards ---- */
.industry-card {
  background: var(--white);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  text-align: center;
  transition: var(--transition);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
}

.industry-card:hover {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary-mid));
  border-color: transparent;
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.industry-card:hover h4,
.industry-card:hover p {
  color: white;
}

.industry-card:hover .industry-icon {
  filter: brightness(0) invert(1);
  transform: scale(1.2);
}

.industry-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
  transition: var(--transition);
  display: block;
}

/* ---- Team Cards ---- */
.team-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-dark);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

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

.team-img-wrap {
  position: relative;
  overflow: hidden;
  height: 280px;
}

.team-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.team-card:hover .team-img-wrap img {
  transform: scale(1.05);
}

.team-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10,25,47,0.9), transparent);
  display: flex;
  align-items: flex-end;
  padding: 24px;
  opacity: 0;
  transition: var(--transition);
}

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

.team-socials {
  display: flex;
  gap: 12px;
}

.team-socials a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
  border: 1px solid rgba(255,255,255,0.3);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  transition: var(--transition);
}

.team-socials a:hover {
  background: var(--accent-blue);
  border-color: var(--accent-blue);
}

.team-info {
  padding: 24px;
}

/* ---- Values Cards ---- */
.value-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  border: 1px solid var(--border-dark);
  transition: var(--transition);
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.value-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent-blue);
}

.value-icon {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-md);
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
}

/* ---- CTA Section ---- */
.cta-section {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary-mid), #1a1a4e);
  position: relative;
  overflow: hidden;
  text-align: center;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(ellipse at center, rgba(0,212,255,0.12) 0%, transparent 60%);
  animation: pulse-glow 4s ease-in-out infinite alternate;
}

@keyframes pulse-glow {
  0% { opacity: 0.5; transform: scale(1); }
  100% { opacity: 1; transform: scale(1.1); }
}

/* ---- Newsletter ---- */
.newsletter-section {
  background: linear-gradient(135deg, var(--soft-blue), var(--white));
}

.newsletter-form {
  display: flex;
  gap: 12px;
  max-width: 480px;
  margin: 0 auto;
}

.newsletter-form input {
  flex: 1;
  padding: 14px 20px;
  border-radius: var(--radius-full);
  border: 2px solid var(--border-dark);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition);
  background: var(--white);
  color: var(--text-dark);
}

.newsletter-form input:focus {
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 4px rgba(59,130,246,0.15);
}

/* ---- Footer ---- */
.footer {
  background: var(--primary-dark);
  color: rgba(255,255,255,0.8);
  padding: 80px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  margin-bottom: 60px;
}

.footer-brand .logo-text {
  color: white;
  font-size: 1.4rem;
  margin-bottom: 16px;
  display: block;
}

.footer-desc {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  line-height: 1.8;
  margin-bottom: 24px;
}

.footer-socials {
  display: flex;
  gap: 12px;
}

.footer-socials a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  transition: var(--transition);
}

.footer-socials a:hover {
  background: var(--accent-blue);
  border-color: var(--accent-blue);
  color: white;
  transform: translateY(-2px);
}

.footer-heading {
  color: white;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 20px;
  font-family: var(--font-secondary);
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
}

.footer-links a:hover {
  color: var(--accent-cyan);
  padding-left: 4px;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
}

.footer-contact-item i {
  color: var(--accent-cyan);
  margin-top: 3px;
  flex-shrink: 0;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

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

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

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

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

/* ---- AI Chat Widget ---- */
.chat-widget {
  position: fixed;
  bottom: 100px;
  right: 24px;
  z-index: 9999;
}

.chat-btn {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
  color: white;
  font-size: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 32px rgba(59,130,246,0.5);
  transition: var(--transition);
  animation: chat-pulse 2s ease-in-out infinite;
}

@keyframes chat-pulse {
  0%, 100% { box-shadow: 0 8px 32px rgba(59,130,246,0.5); }
  50% { box-shadow: 0 8px 48px rgba(0,212,255,0.7); }
}

.chat-btn:hover {
  transform: scale(1.1);
}

.chat-popup {
  position: absolute;
  bottom: 76px;
  right: 0;
  width: 320px;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  display: none;
  border: 1px solid var(--border-dark);
}

.chat-popup.open { display: block; animation: slideUp 0.3s ease; }

@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.chat-header {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary-mid));
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.chat-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: white;
}

.chat-header-info h5 {
  color: white;
  font-size: 0.9rem;
}

.chat-header-info span {
  font-size: 0.75rem;
  color: var(--highlight-green);
}

.chat-body {
  padding: 20px;
}

.chat-message {
  background: var(--soft-blue);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  font-size: 0.85rem;
  color: var(--text-mid);
  margin-bottom: 16px;
  line-height: 1.6;
}

.chat-options {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.chat-option {
  padding: 10px 14px;
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  color: var(--accent-blue);
  font-weight: 500;
  text-align: left;
  transition: var(--transition);
  background: var(--white);
}

.chat-option:hover {
  background: var(--soft-blue);
  border-color: var(--accent-blue);
}

/* ---- Back To Top ---- */
.back-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
  color: white;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
  z-index: 9998;
}

.back-top.visible {
  opacity: 1;
  pointer-events: all;
}

.back-top:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* ---- FAQ Accordion ---- */
.faq-item {
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  overflow: hidden;
  transition: var(--transition);
}

.faq-item.open {
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.1);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  text-align: left;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-dark);
  background: var(--white);
  transition: var(--transition);
}

.faq-question:hover {
  color: var(--accent-blue);
}

.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--soft-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  color: var(--accent-blue);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
  background: var(--accent-blue);
  color: white;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
  background: var(--white);
}

.faq-answer-inner {
  padding: 0 24px 20px;
  color: var(--text-mid);
  font-size: 0.9rem;
  line-height: 1.75;
}

/* ---- Contact Form ---- */
.form-group {
  position: relative;
  margin-bottom: 24px;
}

.form-label {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.9rem;
  color: var(--text-light);
  transition: var(--transition);
  pointer-events: none;
  background: var(--white);
  padding: 0 4px;
}

.form-input {
  width: 100%;
  padding: 16px;
  border: 2px solid var(--border-dark);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition);
  background: var(--white);
  color: var(--text-dark);
  font-family: var(--font-primary);
}

.form-input:focus,
.form-input:not(:placeholder-shown) {
  border-color: var(--accent-blue);
}

.form-input:focus + .form-label,
.form-input:not(:placeholder-shown) + .form-label {
  top: 0;
  font-size: 0.75rem;
  color: var(--accent-blue);
  font-weight: 600;
}

.form-input:focus {
  box-shadow: 0 0 0 4px rgba(59,130,246,0.1);
}

textarea.form-input {
  resize: vertical;
  min-height: 120px;
  padding-top: 16px;
}

.form-group.has-textarea .form-label {
  top: 20px;
  transform: none;
}

.form-group.has-textarea .form-input:focus + .form-label,
.form-group.has-textarea .form-input:not(:placeholder-shown) + .form-label {
  top: -10px;
  transform: none;
}

/* ---- Hero Sections ---- */
.hero-section {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-mid) 50%, #1a1a4e 100%);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  padding-top: var(--nav-height);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(0,212,255,0.15) 0%, transparent 60%),
              radial-gradient(ellipse at 70% 20%, rgba(99,102,241,0.1) 0%, transparent 50%);
}

.page-hero {
  min-height: 50vh;
  background: linear-gradient(135deg, var(--primary-dark), var(--primary-mid));
  display: flex;
  align-items: center;
  padding: calc(var(--nav-height) + 60px) 0 80px;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(0,212,255,0.12) 0%, transparent 60%);
}

/* ---- Trusted Logos ---- */
.trust-section {
  padding: 48px 0;
  border-top: 1px solid var(--border-dark);
  border-bottom: 1px solid var(--border-dark);
}

.trust-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}

.trust-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-lighter);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: var(--transition);
  filter: grayscale(1) opacity(0.5);
}

.trust-logo:hover {
  filter: grayscale(0) opacity(1);
  color: var(--accent-blue);
}

.trust-logo i {
  font-size: 1.5rem;
}

/* ---- Blog Cards ---- */
.blog-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-dark);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

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

.blog-img {
  height: 200px;
  background: linear-gradient(135deg, var(--primary-dark), var(--primary-mid));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  position: relative;
  overflow: hidden;
}

.blog-content {
  padding: 28px;
}

.blog-tag {
  display: inline-block;
  background: rgba(59,130,246,0.1);
  color: var(--accent-blue);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.blog-content h4 {
  font-size: 1.1rem;
  margin-bottom: 10px;
  transition: var(--transition);
}

.blog-card:hover .blog-content h4 {
  color: var(--accent-blue);
}

.blog-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border-dark);
  font-size: 0.8rem;
  color: var(--text-lighter);
}

/* ---- Animations ---- */
[data-aos] {
  transition-property: opacity, transform;
}

.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---- Floating Elements ---- */
.floating {
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
}

.floating-slow {
  animation: float 8s ease-in-out infinite;
}

.floating-fast {
  animation: float 4s ease-in-out infinite;
}

/* ---- Tech Icons Floating ---- */
.tech-icon {
  position: absolute;
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  color: rgba(255,255,255,0.9);
  white-space: nowrap;
}

/* ---- Particle Canvas ---- */
#particles-canvas {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

/* ---- Scrollbar ---- */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--light-gray);
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(to bottom, var(--accent-cyan), var(--accent-blue));
  border-radius: 4px;
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  :root { --nav-height: 70px; }

  .nav-links { display: none; }
  .hamburger { display: flex; }

  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }

  .section { padding: 70px 0; }

  .process-timeline::before { display: none; }
  .process-step { padding-top: 80px; }

  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }

  .newsletter-form { flex-direction: column; }

  .trust-logos { gap: 24px; }

  .chat-widget { bottom: 80px; right: 16px; }
}

@media (max-width: 480px) {
  .grid-4 { grid-template-columns: 1fr; }
  .container { padding: 0 16px; }
  h1 { font-size: 2.2rem; }
}

/* ---- Preloader ---- */
.preloader {
  position: fixed;
  inset: 0;
  background: var(--primary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 99999;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.preloader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

/* Hard CSS fallback: auto-hide preloader after 2.5s even if JS fails */
@keyframes preloader-auto-hide {
  0%, 80% { opacity: 1; visibility: visible; }
  100%     { opacity: 0; visibility: hidden; pointer-events: none; }
}
.preloader {
  animation: preloader-auto-hide 2.5s ease forwards;
}

.preloader-logo {
  text-align: center;
  animation: preload-pulse 1.5s ease-in-out infinite;
}

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

/* ---- Dark Mode Overrides ---- */
[data-theme="dark"] .service-card,
[data-theme="dark"] .testimonial-card,
[data-theme="dark"] .industry-card,
[data-theme="dark"] .value-card,
[data-theme="dark"] .team-card,
[data-theme="dark"] .blog-card,
[data-theme="dark"] .faq-question,
[data-theme="dark"] .faq-answer {
  background: var(--primary-mid);
  border-color: rgba(255,255,255,0.1);
}

[data-theme="dark"] h1,
[data-theme="dark"] h2,
[data-theme="dark"] h3,
[data-theme="dark"] h4,
[data-theme="dark"] h5,
[data-theme="dark"] h6 {
  color: #F1F5F9;
}

[data-theme="dark"] p {
  color: #94A3B8;
}

[data-theme="dark"] .form-input {
  background: var(--primary-mid);
  